This standard specifies the technical requirements and inspection methods for the safety supervision of agricultural transport vehicles. This standard applies to the safety supervision of agricultural machinery. NY 640-2002 Technical Specification for Safety Supervision of Agricultural Transport Vehicles NY640-2002 Standard download decompression password: www.bzxz.net

1CS43.160
Agricultural Industry Standard of the People's Republic of China
NY640-—2002
Technical criterion of safety supervision onfarming transportation vehicle
Technical criterion of safety supervision onfarming transportation vehicle2002-12-30Issued
2003-03-01Implemented
Issued by the Ministry of Agriculture of the People's Republic of China
Chapter 4 of this standard is recommended, and the rest is mandatory. NY 640—2002
This standard is specially formulated to strengthen the management of the use of agricultural vehicles and further improve the transportation and safety of agricultural vehicles. The technical standard is proposed by the Agricultural Mechanization Department of the Ministry of Agriculture. This standard is issued by the National Agricultural Machinery Standardization Technical Committee Agricultural Mechanization Technical Committee. The reform units of this standard are: Agricultural Machinery Supervision Center of the Ministry of Agriculture, Agricultural Machinery Safety Supervision Station of Sinan Province, and Chinese Academy of Agricultural Mechanization Sciences. The main drafters of this standard are: Zhao Jiacui, Li Taiqing, Zhang Chengsheng, Xu Lianping, Che Pingan, Bai Yan, and Liu Huiping. 1 Scope
Technical Specification for Safety Supervision of Agricultural Transport Vehicles
This standard specifies the technical requirements and inspection methods for safety supervision of agricultural transport vehicles. This standard applies to safety supervision of agricultural machinery:
2 Normative Reference Documents
NY640—2002
The provisions of the following documents become the main provisions of this standard through the application of this standard. All referenced documents with a specified date and all their subsequent revised versions (including minor amendments) are not applicable to this standard. However, the parties who have reached an agreement with this standard may study whether the latest versions of these documents can be used. The latest versions of the referenced documents without specifying dates shall apply to this standard.34—8? Technical regulations for the use and beam adjustment of motor vehicle headlights CB/T1417219S3 Test method for static rollover stability of automobiles G/T1G7R-16-wheel motorcycles and 1-wheel mopeds. Stability test is required for large quantities of motorcycles. GB7253-1597 Technical requirements for motor vehicle operation safety B69.1-101s Technical specifications for use of industrial products (1055.1-1993 Safety technical requirements for motorcycles and anti-rollovers Part 1: General provisions GB18320209 Technical requirements for transportation safety in China G [5321233] Agricultural transport noise limit value · 21 Agricultural transport vehicle "speed limit value" JI/T72.151991 Four-wheel agricultural transport vehicle test method JB/TT37-1004 3 Safety technical requirements 3.1 Vehicle test method for three-wheel agricultural transport vehicles 3.1.1 Agricultural vehicles (including three-wheel agricultural transport vehicles and four-wheel agricultural transport trailers) shall be manufactured in accordance with the product drawings and design components approved by the prescribed procedures, 3.1.2 The trademark or logo of the vehicle, product signs and installation, etc. 3.13 The oil-lift truck for agricultural transport shall comply with the provisions of GB152C-2001.1. The vehicle speed, maximum design weight, external dimensions, etc. shall comply with the provisions of GB1831, 3.2 and 3.3.
3.1.4 The stability of the flatbed transport vehicle shall comply with the provisions of GB18520-209, 5.3. 3.1.5 The control system of the flatbed transport vehicle shall comply with the provisions of GB12C-2301, 5.1. 3.1.6 When the engine is running or stopped, there shall be no oil leakage or water leakage at all joints. 3.1. The engine, power system and other parts shall not have abnormal noise. 3.2 Engine||t 3.2.1 The engine shall have good power performance, run smoothly and have positive engine pressure. 3.2.2 The power of the engine shall not be lower than the original rated power for both new and used vehicles. 3.2.3 The fuel consumption of the engine shall not be higher than the original rated power for both new and used vehicles. 3.3 Steering system 3.3.1 The steering system of agricultural transport vehicles shall comply with the provisions of 5.4.2 of 6818323-2001. 3.3.2 The lateral side slip of the steering wheel of the four-wheel agricultural vehicle with a non-separated front frame shall not be greater than 5rr/k111. 3.4 Braking system 3.4. 1 The driving brake system and parking brake system of agricultural transport vehicles shall comply with the provisions of 5.4.3. of GB18320-2001. 3.4.2 The driving brake performance of agricultural transport vehicles shall comply with the provisions of 5.4.3. of GB18320-2001. 3.4.3 The parking brake performance of agricultural transport vehicles shall comply with the provisions of 5.1.3. of GB18320-2001. 3.5 Driving Ticket
3.5.1 The wheels of agricultural transport vehicles shall not be worn and worn. The tires shall not have fatigue and damage on the tread and the starting arm that is longer than 25mm or that can be removed from the tire starting layer. The same effect shall be applied to the coaxial tires: the steering wheels shall not be retreaded tires. 3.5.2 The lateral swing and moment of the wheel assembly of a four-wheeled agricultural transport vehicle shall not exceed %mm. 3.5.3 The wheel nuts and half-axles of a newly installed agricultural transport vehicle shall be neatly installed and tightened with the specified torque. 3.5.4 The steel plate shall not have cracks and flakes, and its shape and specifications shall comply with the provisions in the instruction manual. The center end and U-shaped butterfly shall be inspected and fixed.
3.6 Others
The lighting and other industrial equipment of agricultural transport vehicles shall comply with the provisions of 5.5 of B183232001. 3.7 Transmission system
3.7.1 The clutch shall be disengaged smoothly and the pedal stroke shall be 20mm~m. The pedal force of a one-wheeled agricultural transport vehicle shall not exceed 25V; the pedal force of a four-wheeled agricultural transport vehicle shall not exceed 3V. 3.7.? The transmission lock and the white lock device should be effective, and there should be no hole and self-balancing phenomenon; the transmission should not interfere with other parts during the shift.
3.8 Cab
3.8.1 There should be no corners, sharp contacts or objects inside and outside the cab that may cause injury. 3.2 The doors and windows of the driver's cabin should comply with the provisions of 5.2.6 of GB1832:2001. 3.9 Safety protection deviceswww.bzxz.net
The safety protection devices of agricultural transport carts should comply with the provisions of 5.6 of GB1832:12001. 3.10 Other safety requirements
3.10.1 The air support of three-wheeled agricultural transport carts should point backward or downward; the air support of four-wheeled agricultural transport carts should not point to the right side of the vehicle body. 3.10.2 The fuel tank and fuel tank road should be padded and fixed, and the technical reasons should be met. 3.10.3 The location and protection of the auxiliary equipment should comply with the provisions of GB183202(101) 5.9.1. 3.10.4 The safety requirements of agricultural transport equipment with suspension and traction devices should comply with the provisions of the relevant standards of tractors: Note: The coupling pins and other coupling devices should be equipped with fixed devices to prevent accidental detachment. 3.19.5 The temporary unloading of the transport vehicle should comply with the provisions of GB18320-2001 5.4.5. 3.1 0.6 When it is necessary to prevent open flames from igniting crops, the exhaust pipe must be equipped with a device that can extinguish the exhaust gas. 3.107: The noise limit of agricultural transport vehicles shall comply with the provisions of GB18321. 3.10.8 The smoke limit of agricultural transport vehicles shall comply with the provisions of GB18322. 3.11 The service life of agricultural transport vehicles
3.11. Three-wheeled agricultural transport vehicles and four-wheeled agricultural transport vehicles with single cylinders, the service life of which reaches 6 years, 3.11.2 Four-wheeled agricultural transport vehicles with multiple cylinders, the service life of which reaches 6 years, 3.11.3 The vehicle reaches the test period of 9 years or the cumulative mileage reaches 2.5×10°km. 3.11.3 The vehicle reaches the test period of 9 years or the cumulative mileage reaches 2.5×10°km. The test period can be extended, but the extension shall not exceed 3 years. If the vehicle is not in compliance with the standard requirements after two consecutive inspections within one inspection cycle, a report shall be issued. 4 Inspection method
4.1 Check for oil leakage: The vehicle must have a continuous driving distance of not less than 15km-parked for 5 minutes. There must be obvious leakage phenomenon; 2
NY 640—2002
Waterproof inspection: When the engine is running or stopped, the water pin, water system, cylinder block, cylinder head, instantaneous air device and all connecting parts shall not have obvious water leakage.
4.2 The main performance indicators of the engine shall be inspected according to the provisions of JH7235. 4.3 The maximum tangential force applied to the outer edge of the steering wheel shall be inspected and adjusted according to the regulations of JB/T723. 44 Understeer characteristics test of four-wheeled agricultural transport vehicles: Turn the steering wheel to a certain degree and keep it in the vehicle. When the vehicle is running at a low speed, the vehicle speed is continuously increased and the vehicle is driven. The vehicle will change. The vehicle is temporarily driven. The radius is increased. If the vehicle is temporarily driven, it is considered that there are only understeer parts. 4.5 The single steering wheel of a four-wheeled agricultural transport vehicle shall be inspected in accordance with the provisions of 6.4.2.5 of CB18320-2001. 4.6 The ratio of the steering wheel load weight to the curb weight and the maximum allowable total weight of a three-wheeled agricultural transport vehicle shall be inspected in accordance with the provisions of J11/T7237.
4.7 The ratio of the steering wheel load weight to the curb weight and the maximum allowable total weight of a four-wheeled agricultural transport vehicle shall be inspected in accordance with the provisions of JB/7235.
4.8 When the two-wheeled agricultural transport vehicle is in the air and at rest, the total tilt angle to the left and right sides shall be tested in accordance with the provisions of G/T10708; the maximum lateral stability of the four-wheeled agricultural transport vehicle to the left and right sides shall be tested in accordance with the provisions of GB/T14172. 4.9 The brake disc operating force shall be tested in accordance with the provisions of JB/T7235. 4.10 The dynamic performance of the agricultural transport vehicle shall be tested in accordance with the provisions of JB/T23. 4.11
The front lights of the agricultural transport vehicle shall be tested in accordance with the provisions of R?454. 4.12
The exhaust smoke limit of the agricultural transport vehicle shall be tested in accordance with the provisions of G1S2. 4.13
The exhaust smoke limit of the agricultural transport vehicle shall be tested in accordance with the provisions of GB18322. 4. 14
The other technical requirements in this standard shall be tested by conventional methods.
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