High altitude truck

China Automotive Networking Aerial Work Vehicles Columns are listed in the China Ministry of Industry and Information Technology High-altitude Vehicles Automotive Bulletin All 5 Categories 93 Manufacturers 81 Aerial Work Vehicles Brands 1290 Aerial Work Vehicles Product Information, Latest Aerial Working Vehicles Announcements, Environmental Notices , fuel announcements, exemption announcements, pictures, news, and the most timely price information for aerial vehicles.

The classification of aerial platforms can be divided into telescopic arms (code S), folding arms (code Z), hybrid (code H), and vertical lift (code C) according to the type of structure [1]. There are also self-propelled, scissors-type and so on. In addition, it can also be divided into sets of cylinder-type aerial work vehicles, aluminum-type aerial work vehicles. Among them, the vertical lifting work load is significant, but the operation height is limited, and the mobility is not good and it is inflexible. At present, the domestic boom-lifting type aerial work vehicle is widely used in China. Scissor lift trucks Scissor lift trucks are widely used special equipment for aerial work. Its scissors mechanical structure makes the lifting platform have a high stability, a large working platform and a high carrying capacity, which makes the work scope of aerial work larger and suitable for many people to work at the same time. It makes high-altitude operations more efficient and safer.

Scissor aerial work platform pictures

The main features of the self- propelled aerial work platform ZSJY series self-propelled hydraulic lifting platform are: the user can control the machinery to go up and down without going down the lift table, and can control the equipment to travel to other working places on the table. The device itself has a walking and steering drive function, no manual traction, no external power supply. It is an ideal aerial work equipment for efficient and safe production of modern enterprises.

Self-propelled aerial work platform pictures

Telescopic aerial work platform The telescopic aerial work platform is a product that can be used in high-altitude operations, equipment installation, overhaul, and other movable aerial work in various industries. Telescopic aerial work platforms are mainly divided into straight arm type aerial work platforms and bent arm type aerial work platforms. It is mostly used in places with high requirements, such as shipyards. Such machines are safe, easy to move, but costly.

Extension type aerial work platform

The boom-type aerial working platform boom- type aerial working vehicle is easy to move and has a compact boom structure. It adopts a new high-quality profile steel with high strength and light weight. It can be directly connected to an alternating current or started using the vehicle's own power. The erection speed is high and the telescopic boom is provided. The worktable can be raised and extended, it can also be rotated 360 degrees, and it is easy to reach the work position across obstacles. It is an ideal work-at-height device.

Articulated aerial work platform

Set of cylinder type aerial working platform The cylinder type aerial working platform is a multi-purpose high-altitude operation machine. Its function conveys the operating personnel and the platform on which the equipment is used to the special engineering equipment at specified altitude for aerial operations. This equipment is widely used in high-altitude operations such as industrial and mining workshops, high halls, warehouses, stations, and plazas. The whole machine consists of platform, telescopic cylinder, single ladder type or double ladder type anti-rotation mechanism, chassis tank, outriggers, and walking wheels. The platform has a telescopic cylinder that is lifted directly. When the motor is started, the motor drives the gear pump to supply oil. The oil is input to the cylinder through the one-way valve and the electromagnetic channel. The telescopic cylinder rises section by section. When the platform is raised to the maximum height, the system pressure is also The rated working pressure is reached. At this time, the spill valve is unloaded and the hydraulic pressure is maintained at a constant working pressure. After the stoppage, the check valve maintains pressure, and the platform stays at the maximum working position. The platform can be used according to the working height of the site. Stay at any position below the maximum height.

Set of cylinder type aerial work platform



The colors of the color aerial vehicles are mainly yellow in engineering colors. Yellow is more visible in day and night. Another offer a variety of options.


Operational Specification Chapter 1 General The hydraulically operated manned aerial vehicle is a contemporary, advanced species mechanical equipment. The construction workers use the aerial vehicles to lift off the work. As long as they are used correctly, safety is guaranteed. However, it is not a proper operation or security measures have not been implemented. It is also a very dangerous master air operation procedure. Chapter 2 Driving 1. Motorists must hold a bus driving license.
2, auxiliary transmission must be separated from the hydraulic pump.
3. Pay attention to the height of bridges and tunnels.
4, the speed is generally not more than 30 km / h, the suburb does not exceed 40 km / h.
5, the operation bucket (platform) declined to stay in the staff. Chapter III Operation 6. The selection of parking position shall be a solid ground, the inclination of the vehicle shall not exceed 3°, and the warning flash shall be turned on.
7. Working height and wind power (Baufort);
Wind 6 or below suitable height 10 meters below the operation;
Wind power level 5 can work below 11~20 meters;
Wind 4 and below suitable height 21 to 30 meters below the operation.
8. Start the oil pump, step on the clutch of the car, pull on the handbrake, and the transmission is in neutral gear, and pull the hydraulic oil clutch clutch lever to make the hydraulic oil pump work.
9. After the hydraulic pump runs for 2 to 5 minutes, it can operate the handles of each movement.
10. The operation of aerial vehicles should be trained and hold personnel responsible for operational licenses.
11, the operator must concentrate on the prevention of misuse and strictly prohibit alcohol after the operation.
12, first put down the legs, if necessary, put the pad under the leg of the leg to ensure that the vehicle is in a horizontal state.
13. When operating the handle, it should be steady, and do not swift and swift in order to avoid the inertial swing of the working arm and the accident.
14. Operate strictly in accordance with the technical parameters and operating ranges specified by the equipment.
15. The staff on the operation bucket (platform) should wear a seat belt.
16. When raising and lowering the work bucket (platform), the upper and lower arms should be alternately operated to ensure that the bucket (platform) is in the best rising radius. It is forbidden to use the working arm for other purposes.
17. When operating, the operator should pay attention to the platform (platform

High altitude truck

), arm and high and low voltage wires, telephone lines and buildings, large trees, billboards, lighting and other security distances.
18. The on-duty driver is responsible for the ground and pay attention to the safety protection of the traffic.
19, the use of the operating height of 25 meters above the truck, in addition to setting up safety signs and guardrails, the ground guardian in addition to the driver, but also set up 1-2 people responsible for strengthening the guardianship.
20. During the operation process, if there is abnormal noise in the hydraulic system or sudden leakage of oil, the work should be stopped. Only after the inspection or repair can the work be continued.
21. When the hydraulic system fails and the working arm is unable to move, it should try to evacuate the work personnel on the work platform (platform) and notify the professional maintenance personnel to handle it.
22. After the operation is completed, the operation bucket (platform), the operation arm is reset, the support leg is retracted, and the hydraulic oil pump is disengaged, and the hand brake is released to start driving. 23. The most dangerous angle is when the aerial vehicle is at a right angle of 45 degrees.


Purpose The boom-type aerial work vehicle can overhang, cross over certain obstacles, or can perform multi-point operations at a single lift; the platform can carry heavy loads and can be used by two or more people at the same time and can carry certain equipment; lifting platform Good mobility, convenient transfer of space; beautiful appearance, suitable for indoor and outdoor operations and storage. Applicable to stations, docks, shopping malls, stadiums, residential properties, factories and mines and other large-scale operations.
Trailer-type boom-armed aerial platforms are easy to move, compact in structure, use new high-quality steel, high strength, light weight, direct access to AC power, or start with their own DC power supply. The erection speed is fast, and the worktable can be raised. Horizontally extended, it can also be rotated, easily reaching obstacles to reach the working position, is the ideal high-altitude operation equipment.


Features Maneuvering devices are installed in the working bucket and on the slewing seat to remotely control the start/stop of the engine, high speed/low speed, and the movement of the control arm is controlled by the electro-hydraulic proportional valve. The stability is good, and the working arm can be left and right 360°. With continuous rotation, the working mechanism is automatically maintained by the linkage mechanism. When the main pump fails, the emergency pump lowering operation tank can be operated. It has night lighting and can lift heavy objects. Products are widely used in power, street lamps, municipal, gardens, communications, airports, construction (repair) ships, transportation, advertising, photography and other high-altitude operations. The self- propelled aerial work platform truck with completely independent intellectual property rights developed by a new type of full-hydraulic self-propelled chassis has adopted technologies such as electromechanical and hydraulic integration, reliability design and computer-aided design, and successfully developed a full hydraulic drive. , Self-propelled special chassis, breaking the previous domestic aerial lift platform vehicles can only use the restrictions of the car or the crane chassis modification design. Traveling with load, good operation stability The chassis structure breaks through traditional design theories and methods, and reduces the center of gravity offset by optimizing the overall layout and load distribution of the platform. Using a unique large-angle back-up hinge structure, a variety of counterweight modules are properly set to effectively balance the working torque. Adopting the H-type variable cross-section composite box girder frame and high-load solid rubber tires, the overall stiffness of the chassis is increased, the stability of the whole machine running and working process is ensured, and the function of the high-altitude operation platform vehicle to carry the load is realized. Multi-function, multi-purpose working device can quickly install lifting device or manned platform through the boom front end bracket to achieve the functions of material lifting, hoisting, lifting and manned aerial work, as well as expanding the operating device and various The quick switching of the working device provides the interface. The unique three-dimensional rotating lifting device designed by the three-dimensional rotating lifting device not only can automatically maintain the posture of the lifted material, but also can realize the adjustment requirements of the lifting material at any height, any position and any direction in the space, and the speed control is accurate. Sensitive, micro-motion performance, to meet the requirements of the installation of high-altitude operations and ventilation ducts in large caverns.


Any technical equipment on the maintenance car needs repair and maintenance. The scope and frequency of maintenance are determined by the working conditions of the aerial vehicle. According to different maintenance rules and maintenance intervals, it is divided into three maintenance areas. The requirements for maintenance preparation and job reliability are discussed in the maintenance manual. Inspection and maintenance require skilled technology. These can not be obtained in the manual. To carry out this work, it is recommended to send people to gallop repair station training. In order to maintain a good repair, you must have a good experience, factory technical information, workshop equipment and maintenance tools. From the pits, a sign for repair work was attached to the door of the driver's seat. Any repairs and maintenance must be based on the working conditions of the aerial working platform. Put oil, fuel, and cooling water in pots or similar containers, not on the ground (environmental pollution) Do not start the engine for a long time. When operating on the car, pay attention to safety rules. With regard to lubrication, the maximum pressure with a grease gun does not exceed 400 bar. Grease guns have no safety devices and may damage bearings, ball joints, oil seals, etc. Pay attention before refueling

Dongfeng 145 Aerial Vehicle

Before cleaning the grease outlet, remove the drain plug and pay attention to cleanliness. Lubrication of special equipment, according to the manufacturer's instructions. The special tools required, such as a set of universal tools and tools such as torque wrenches, can be supplied by the pit station spare parts department. All repair stations have original spare parts for repair and maintenance, ensuring that the world's original customers and the original parts are quickly supplied. In the central equipment warehouse, there are more than 200,000 different accessories. There are more accessories for older models. The use of the original parts of the aerial working vehicle maintains the best features and reliability of the aerial working vehicle. These parts can withstand the highest quality inspections. In particular, the development, manufacture, or selection of each component is suitable for use in aerial work vehicles. Therefore, use only original accessories. First, the flip of the cab (a) flip the cab
Note: Turning the cab
--Turn off the engine
-- Lowering the guard on the bumper
-- To ensure safety, clear the front cab range and shift lever.
Flip forward:
1. Put the gear lever in neutral.
2. Short cab, unlock the locking mechanism behind the driver seat and the assistant seat. Long cab, unlock the locking mechanism behind the driver's seat.
3. Securely close the doors and the front guardrail on both sides.
4. Move the hydraulic valve stem in the flip direction.
5. Operate the hydraulic pump until the cab is turned to the most suitable position.
Note: If the hydraulic cab turning device malfunctions or is not fitted, remove the gear lever from the transmission and use an external aid to turn the cab (a crane).
Return to driving position:
1. Move the hydraulic pump stem in the reverse direction.
2. Apply the hydraulic pump until the cab flips back to the driving position.
Note: For the short cab, place the rubber pad exactly on the contact between the fender and the frame. If necessary, correct the rubber pad. For the long cab, apply a continuous hydraulic pump until you feel a lot of resistance.
3. Short cab, lock the locking mechanism behind the driver's seat and assistant seat. Long cab, check safety bar position behind driver's seat.
4. Press the shift lever forward until the shift lever engages.
Note: When the overhead platform truck is working, the cab tilts the stem on the pump and must point in the driving direction.
When acting on a driving outside flip pump, feel no resistance: Check the cab tilt pump for sufficient fuel. When using the cab flip pump, if you feel a lot of resistance:
(B) Lubricated overturned cab bearings
Long-term cab bearings require regular use of multi-purpose grease. When lubricated, turn the cab forward.
Check that the cab lock is released and the valve stem on the cab tilt pump is pointing in the desired flip direction. Second, the engine (a) oil and filter replacement
After long-distance operation of the aerial vehicle, when the engine oil is still hot, replace the engine oil.
Release the oil from the engine and oil filter housing, remove the central bolt of the filter housing, remove the filter element and the filter housing, release the oil and clean it with gasoline.
Every time you change the oil, replace the filter and the gasket between the filter housing and the cover. Check that all seal rings are properly sealed and damaged and replace them if necessary. Clean ears listen to drain plugs.
The filter spring must be aligned with the filter housing. Hold the filter housing perpendicular to the cold filter holder and push it up. Then, tighten the center bolt with your hand or a wrench.
(B) Maintenance of Dust Separation Valves
Periodically empty the dust separation valve in the intake line. Clean up once a week if you collect dust. Dust is particularly severe and must be removed every day. To empty, compress the rubber bellows.
The exact installation of the seal is important. Pay attention to lifting the engine oil filter housing according to the specified torque.
Screw in and tighten the oil drain plug. Observe the tight torque.
Inject oil into the engine.
Turn the engine (not more than 20 seconds) until the oil pressure gauge indicates the oil pressure. At this time, the exhaust brake is applied to prevent the engine from starting.
Note: If the compressed air system is not supplying pressure, turn the cab forward, move the fuel pump lever to the stop position, and push the starter button on the engine.
Let the engine idle for a while, check the oil filter for leaks, close the engine after five minutes, check the engine oil level, and re-mark the oil on the oil scale.
(3) Inspection and maintenance of paper air cleaners
an examination
422, 423 engine
After the engine is warmed up, fully open the throttle (press the accelerator pedal fully down), observe the service indicator, and clean or replace the filter element if all the colored areas are visible.
422A, 422L A engine
If the service indicator is visible in all red areas, clean or replace the filter element.
Lift truck accessories with two steering front axles and large cab:
1. If the red area of ​​the service indicator is fully visible, push the button to remove the red area.
2. Start the engine at full speed (press all the accelerator pedal down) and observe the maintenance indicator. If a red area appears, clean or replace the filter element.
3. Push the button to clear the red area.
Cleaning:
1. Loosen the retaining nut and remove the filter element. 2. Cover the interior of the filter element and blow with maximum 5 bar of compressed air in the direction of the outside of the filter element. Then, notice the inside of the filter element. This is not thorough enough to clean the filter element with detergent. If it is cleaned, strictly follow the following safety rules.
2. Use the manufacturer's cleaner. Any gallop repair station will be provided. If there is no manufacturer's cleaner, a non-foamed cleaner can be used.
note:
The manufacturer's filter cleaner has a strong degreasing effect. When in use, wear a rubber sleeve or apply a protective skin cream to protect the hands. Do not use alkaline or hot liquids.
3. Immerse the filter element in a cleaning solution of approximately 40 °C for 10 minutes. Then wash your ears in the cleansing solution for five minutes, rinse with clean water, shake the water on the filter, and then place it in a clean room (about 60°C). Only dry thoroughly before installation.
4. Clean the cover of the filter pad and the filter case cover.
5. Before installing the filter element, check the cleaned filter element and gasket for damage (crack, pinhole) with the check lamp. Replace damaged filter element.
6. Note the number of times of cleaning on the filter surface, install the filter element and tighten the fixing nut.
Clean the filter element three times, or up to two years later. Dust deposits in the intake ducts indicate a leak in the intake system and should be immediately removed.
(D) Maintenance of oil bath air filter
Check the air filter oil level regularly. If you have a lot of dust entering the air filter, check it once a week. If there is a lot of dust, check it every day. Always maintain the oil level at the mark, at least 5 mm above the oil sludge layer at the bottom of the oil shell.
If the air filter dirt increases, change the oil. Entering dirty air will cause accelerated piston and cylinder wear.
Clean the air filter element and the filter housing with diesel oil and blow dry with compressed air (dry thoroughly). Fill the filter housing with engine oil until it is marked.
When assembling the air filter, check its sealing condition and replace it if necessary.
Dust deposits in the intake ducts indicate a leak in the intake system and should be immediately removed.
(5) Lubrication of the flywheel ring gear
Lubricate the flywheel ring gear regularly. Long-acting grease is used to lubricate the ring gear lubrication points one by one through inspection holes.
(6) Timing gear drive power wheel output shaft
Check the elastomeric coupling rubber block for cracks and damage as instructed in the service manual. The fixing bolt is tight. Observe the torsion. For the replacement of the rubber block, see "Troubleshooting."
(7) Removal and installation of cylinder head cover
Before removing the cylinder head cover, remove the dust on it. Replace the seriously deformed or damaged cylinder head gasket and the spring washer under the set screw. Observe the tight torque.
(8) Adjustment of valve clearance
Using a gauge gauge to cool the engine, check the clearance between the rocker arm and the intake and exhaust valve stems. (Check the engine 20 minutes after the flameout)
At the ignition top dead center, the intake and exhaust valves are closed at the same time, and the first cylinder valve clearance (intake and exhaust valve clearance) is adjusted.
Overlap check: When the intake and exhaust gases are slightly opened (overlapping) at the same time, the cylinder pistons should be burned.
422 engine: 1, 6, 2, 2, 3, 5, 4, 7 cylinder pistons.
423 Engine: 1, 7, 2, 9, 3, 6, 4, 10, 5, and 8 cylinder pistons.
Loosen the counter nut and turn the adjustment screw to adjust the valve clearance. After adjustment, tighten the counter nut again and check the valve clearance again. Use dedicated work to turn the crankshaft. Valve clearance see "Technical data".
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Common malfunctions and troubleshooting methods of aerial vehicles
Fault phenomenon cause of issue Remedy
Power device vibration Drive shafts are different or unbalanced Overhaul adjustment
Loose coupling Overhaul adjustment
Not fixed Fastening
Rotary reducer overheated Lack of oil Add lubricant
Rotary reducer impact noise Incorrect mounting of gears, severe wear of gears or bearings Adjust the replacement
Rotary reducer leak Damaged seal gasket replace
Axle bad, wear Repair replacement
Too much lubricant Remove oil
Slewing ring vibration or noise Ring or pinion abnormal wear replace
Ball or pad damage replace
Lack of oil Refuel
Working arm clevis, working turret, and subframe crack or deformation Bad material or bad welding Structure strengthening
Improper use, overload and shock Correct distortion, change
Hydraulic system oil leak Loose fittings Fastening
Damaged seal replace
Broken pipe Welding replacement
Oil pressure does not rise, oil temperature is too high The fluid level of the tank is too low and the oil filter plug is blocked Refuel or check
Pressure relief valve opening pressure too low Adjust overflow valve
Pump damage or leakage is serious Repair or replace
Excessive leakage of pressure and return lines or excessive leakage of hydraulic components Repair or replacement, proper shutdown cooling
Severe hydraulic system noise There is air in the pipeline Repetitive operation exhaust
Low oil temperature Low speed conversion oil
Pipes and components not fixed and fastened Fastening
Balancing valve failure Adjustment and overhaul
Filter plug Cleaning
Falling arm, shrunk arm, excessive oil pressure or vibration Balance valve signal hole jam Cleaning balance valve
Excessive friction between arms or foreign body Inspection, adjustment, lubrication
There is air in the cylinder Repeated movement exhaust
Telescopic arm steel wire length inappropriate Adjust rope length
The top arm does not reach or shrink Outrigger lock seal is not good Overhaul
Outrigger failure Cylinder leakage Overhaul seals


Management system high altitude work vehicle According to the objective requirements of safety management, the law of safety and accidents is used, and the laws of accident prevention and control are used to change the abnormal behavior of people, the abnormal state of things, and Abnormal combination of materials, from the nature of advance prevention, control of falling accidents at high altitudes, is divided into specific prevention, control and comprehensive prevention and control.
1 The specific prevention and control of falling accidents at high places
The specific prevention and control of high-fall accidents is based on the specific causes of falling accidents of different types and heights, and specific prevention and control points for each type of high-fall accidents are proposed.
(1) Prevention and Control Points for Falling Accidents in the Caverns: Preventive openings, access openings, stairways, lift openings, and loading platform openings must be provided with solid and effective safety protection facilities (covers, fences, and safety nets). Hole protection facilities must be promptly repaired if any damage is found; hole protection facilities are strictly prohibited unauthorized shifting, demolition; be careful in the operation of the hole, should not be back to the hole operation; do not rest next to the hole, play or across the hole and cover from the hole Walk on the board; at the same time the hole must also be set up with prominent warning signs.
(2) The prevention and control points of falling accidents on scaffolds; scaffolding shall be erected in accordance with the regulations, and the scaffolding shall be paved; no probe plate shall be allowed; the guard rails shall be firmly tied and the safety net shall be hung; the scaffold load shall not exceed 270 kg/m2; scaffolding The safety protection shall be added to the excessively wide walls, and the acceptance and use inspection system shall be implemented for scaffolding, and problems shall be solved in time.
(3) Preventing and controlling the falling accidents at high altitudes: strengthen the construction plan and cooperation with each construction unit and each type of work, make use of scaffolding and other safety facilities as much as possible to avoid or reduce the operation at high altitude; Operators should take extra care to avoid excessive force. Fierce, physical instability; suspended workers must wear soft bottom anti-skid shoes, while the correct use of seat belts; physical illness or fatigue, lack of energy, etc. should not be engaged in high altitude operations.
(4) The main points of prevention and control of roof falling accidents are: Workers on the roof should wear non-slip shoes with soft soles; anti-skid measures should be taken when the roof slope is greater than 25°; mobile operations should not be carried on the roof facing the roof; use foot scaffolding works For construction, the poles outside the row should be 1.2m higher than the cornices, and safety nets should be hung. The outer scaffolding should be covered with scaffolding boards. Without the use of external scaffolding construction, a safety net should be set up under the eaves.
2 Comprehensive Prevention and Control of Falling Accidents in Height
The comprehensive prevention and control of high-level crashes is the basis for comprehensive prevention and control of high-fall accidents based on the different types and series of causes and laws of high-fall accidents.
(1) For personnel engaged in high places, they must insist on carrying out regular safety propaganda and education and safety technical training so that they can understand and master the laws of accidents at high altitudes and the hazards of accidents, firmly establish safety ideology, and have the ability to prevent and control accidents. When strict enforcement of safety laws and regulations, when discovering abnormal behavior of oneself or others in violation of regulations, or discovering abnormal conditions associated with objects and protective measures related to work at height, it is necessary to change them in time to meet safety requirements so as to prevent and control them. A falling accident occurred at a high altitude.
(2) The physical conditions of high altitude workers must meet the safety requirements. For example, people with high blood pressure, heart disease, anemia, epilepsy, etc. are not allowed to work in high places; those who are over-fatigue, lack of energy and low morale need to stop working at heights; After working in high places.
(3) Personal dress for high-level workers must meet safety requirements. For example, according to the actual needs of the helmet, safety belt and related labor protection supplies; not allowed to wear high heels, slippers or barefoot work; if it is suspended high altitude work to wear soft-soled shoes. It is not allowed to climb a scaffold or to go up and down with a basket, nor to jump up and down from a height.
(4) All kinds of scaffolding should be supported as required. For example, when the shelf height reaches 3m or more, two guard rails shall be tied on each floor, a file legplate shall be provided, and the scaffolding shall be laid tightly. The heads and rows of wood shall be tightly fastened, and probe boards shall not be allowed.
When using bridge scaffolding, special attention should be paid to whether the bridge pile and the wall body are pulled firmly and Zhou Zheng. When lifting the bridge to drop the bridge, it is necessary to hang the safety rope and keep the lift at both ends of the bridge synchronized. Workers lifting the bridge to hang the seat belts on the bridge uprights. Lifting bridge sling tools must meet the design standards and safety regulations.
When using shelf baskets and hanging racks, their slings must be secure. When the shelf is in use, it is also necessary to hang a safety rope or safety clamp. When lifting the basket, the safety rope must be adjusted with the lift and must not be removed. Both the side and the outside of the hanging shelf and hanging shelf must be sealed with a net. The top of the basket should be equipped with a head net or head guard. A side rail should be tied to the side of the basket and a file should be provided.
Lifting bridges, baskets and chain hoists must be certified by the technical department before they can be used. At least 2t is used for the reverse chain, and at least 3t is used for the hand hoist. The steel wire rope with a diameter of 12.5mm or more is used for load-bearing steel ropes and safety ropes. In addition, it is forbidden to overload the socket rack, basket and bridge rack.
(5) To set up a safety net in accordance with the requirements, a safety net with a width of 3 to 6 meters should be set up on the first floor of the building for any construction work of more than 4 meters. If high-rise construction is conducted, a 3m-wide fixed safety net will be required at every fourth floor above the first-floor safety net. If the construction layer is protected by a vertical grid, it shall ensure that the vertical grid is more than 1m above the building, and the vertical grid shall be tightly lapped. And to ensure the quality of specifications, the use of safe and reliable.
(6) We must do a good job in the safety protection at the entrance. The specific method is the same as the prevention and control measures for accidents at the entrance to the cavern.
(7) When using high stools and ladders, only one person is allowed to operate on a single ladder. The angle of support is 60°~70°. The anti-skid measures shall be taken on the feet of the ladder. When supporting the word ladder, the angle between the two ladders shall be Keep 40°, and the two ladders should be firm. When the ladder is moved, no one can stand on the ladder. When a high stool is used, only one person is allowed to stand on a single stool. After the pair of stools are opened, the distance between the two stools shall not exceed 3m. If higher ladders and high stools are used, corresponding safety measures should be taken as required.
(8) In the absence of reliable protective facilities, work at high altitudes must be worn, otherwise work at heights is not allowed. At the same time, the quality of the seat belts must meet the safety requirements for use, and they must be used at high levels.


Safety equipment for working at height 1. Safety helmet 1. Before using the helmet , check whether the cap shell, cap lining and cap belt are complete and effective.
2. Before using the helmet, adjust the helmet lining to make the space between the cap lining and the cap shell.
3, hat hoop should be adjusted according to the type of head tight, in order to prevent the head down when the hat slipped to block the line of sight.
4. It is forbidden to combine two layers of top helmet linings into one layer.
5. The helmet should be worn tight and worn, and the cap should be fastened under the jaw.
6. The effective period of the helmet shall be calculated from the date of completion of manufacture of the product. The plastic cap shall not exceed two and a half years and the glass-fiber cap shall not exceed three and a half years. Second, the seat belt 1, seat belts must be tested every six months after the inspection unit can be used.
2, when working in the following conditions, should be wearing seat belts:
(1) It is possible to work at heights. When entering the workplace, one must wear a seat belt;
(2) At heights exceeding 2 meters in height;
(3) Work on scaffolds without scaffolding or without a bar, when the height exceeds 1.5 meters;
(4) When sloping roof work;
(5) Flat-roofed houses, when there is no protective fence within 1.2m from the roof edge or roof opening;
(6) any suspended platform or bench;
(7) any guardrails, planking on incomplete scaffolding;
(8) Close to a ladder near a roof or floor opening;
(9) When there is no reliable anti-fall measure at high altitude operations.
3, how to use the seat belt correctly:
(1) To tighten the belt, the buckle assembly must be fastened;
(2) When using a seat belt for suspending work, do not hook the hook directly on the belt, and hook it on the hanging ring of the belt;
(3) It is forbidden to hang the seat belt on a member that is not firm or has a sharp corner;
(4) The use of the same type of safety belt, the parts can not be replaced without authorization;
(5) Seat belts that have been severely impacted cannot be used even if their appearance has not changed;
(6) It is forbidden to use the safety belt to transfer heavy objects;
(7) Seat belts should be hung on the top of a firm and reliable place, not less than the waist height. Third, the safety rope 1, in order to ensure that high-altitude workers always have a safety guarantee during the movement process, when the special dangerous operation, the requirements of the safety belt at the same time, is hanging on the safety rope.
2. It is prohibited to use hemp rope as a safety rope.
3, use a long rope more than 3 meters to add buffer.
4. A safety rope cannot be used by two people at the same time. Fourth, differential protection device 1, self-locking device should be checked before use.
2, self-locking hook, should be hanging on the seat belt metal ring.
3. Self-locking devices that have been severely impacted should stop using them.

STAINLESS STEEL TOP

STAINLESS STEEL TOP

STAINLESS STEEL TOP

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