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JT/T 1178 consists of two parts under the general title Safety specification for commercial vehicle for cargos transportation:
——Part 1: Goods vehicle;
——Part 2: Towing vehicle and trailer.
This part is Part 2 of JT/T 1178.
This part is developed in accordance with the rules given in GB/T 1.1-2009.
This part was proposed by the Department of Transport Services of the Ministry of Transport.
This part is under the jurisdiction of the National Technical Committee on Road Transport of Standardization Administration of China (SAC/TC 521).
Safety specification for commercial vehicle for cargos transportation
Part 2: Towing vehicle and trailer
1 Scope
This part of JT/T 1178 specifies the safety technical requirements and test methods for the complete vehicle, brake system, safety protection, mechanical connection, pneumatic and electrical connection, load arrangement identification and fastening point, alarm and prompt for towing vehicle and trailer.
This part is applicable to N2 and N3 towing vehicles, and O3 and O4 trailers and their combination.
2 Normative references
The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB 1589 Limits of dimensions, axle load and masses for motor vehicles, trailers and combination vehicles
GB/T 3730.1 Motor vehicles and trailers—Types—Terms and definitions
GB/T 3730.2 Road vehicle - Masses - Vocabulary and codes
GB 4094 Symbols for controls, indicators and tell-tales of motor vehicles
GB/T 4606 Road vehicles—50 semi-trailer fifth wheel coupling pin—Basic and mounting/interchangeability dimensions
GB/T 4781 Commercial road vehicles—50mm drawbar eye—Interchangeability
GB 4785 Prescription for installation of the external lighting and light-signalling devices for motor vehicles and their trailers
GB/T 5053.1-2006 Road vehicles—Connectors for the electrical connection of towing and towed vehicles—7-pole connector type 24 N (normal) for vehicles with 24 V nominal supply voltage
GB/T 5922 Motor vehicles and towed vehicles—Pressure test connection for compressed-air pneumatic braking equipment
GB/T 6323-2014 Controllability and Stability Test Procedure for Automobile
GB 7258-2017 Technical specifications for safety of power-driven vehicles operating on roads
GB 11567 Motor vehicles and trailers-lateral and rear underrun protection requirements
GB/T 12534 Motor vehicles—General rules of road test method
GB 12676 Technical requirements and testing methods for commercial vehicle and trailer braking systems
GB/T 13594 Antilock braking performance and test procedure for motor vehicles and their trailers
GB/T 13880 Road vehicles—Fifth wheels—Interchangeability
GB/T 13881 Pneumatic braking connections between motor vehicles and towed vehicles
GB/T 14172 Static roll stability test method for motor vehicles
GB 15084 Motor vehicles—Devices for indirect vision—Requirements of performance and installation
GB/T 15087 Road vehicles—Drawbar couplings and eyes for hinged drawbars—Strength tests
GB/T 15088 Road vehicles—Fifth wheel kingpins —Strength test
GB/T 15089 Classification of power-driven vehicles and trailers
GB/T 17619 Limits and methods of testing for immunity of electrical/electronic sub-assemblies in vehicles to electromagnetic radiation
GB/T 18655 Vehicles boats and internal combustion engines - Radio disturbance characteristics—Limits and methods of measurement for the protection of on-board receivers
GB 19239 Mounting requirements of special equipment for gas vehicle
GB/T 20069 Road vehicle—Fifth wheel couplings strength tests
GB/T 20716.1 Road vehicles—Connectors for the electrical connection of towing and towed vehicles—Part 1: Connectors for braking systems and running gears of vehicles with 24V nominal supply voltage
GB/T 20717 Road vehicles—Connectors for the electrical connection of towing and towed vehicles—15-pole connector for vehicles with 24V nominal supply voltage
GB/T 22309 Road vehicles—Brake linings—Shear test procedure for disc break pad and drum brake shoe assemblies
GB/T 22311 Road vehicles—Brake linings—Compressive strain test method
GB/T 25088 Road vehicles—Connectors for the electrical connection of towing and towed vehicles—7-pole connector type 24S (supplementary) for vehicles with 24 V nominal supply voltage
GB/T 25979 Road vehicles—Heavy commercial vehicle combinations and articulated buses—Lateral stability test methods
GB 25990 Rear-marking plates for vehicles and their trailers
GB 26149 Performance requirements and test methods of tire pressure monitoring system for passenger cars
GB 26511 Front underrun protective requirements for commercial vehicle
GB/T 26774 Technical specification for car carriers
GB/T 26777 Semitrailer landing gears
GB 29753 Safety requirements and test methods for refrigerating van for transporting food and biological products on road
GB/T 31083 Technical requirements of tie-down used in passenger car for road transportation
GB/T 31879 Road vehicles—General technical requirements for fifth wheel
GB/T 32692 Performance test methods for endurance braking systems of commercial vehicles
GB/T 32860 Road vehicles—Interchangeability of drawbar couplings
GB/T 32861 Road vehicles—Location of electrical and pneumatic connections between towing vehicles and trailers
GB/T 33577 Intelligent transportation systems—Forward vehicle collision warning systems—Performance requirements and test procedures
GB/T 35782-2017 Specification for swap trailer transport of road vehicles
GB/T 36883-2018 Technical specification of LNG vehicle
JT/T 230 Rubber belt of electrostatic conductivity
JT/T 389 Specification for van trailers
JT/T 475 Trailer axle
JT/T 719 Limits and measurement methods of fuel consumption for commercial vehicle for cargos transportation
JT/T 794 GNSS system for operating vehicles—Technical specification for vehicle terminals
JT/T 882-2014 Technical requirements of cargo loading-unloading and securement for swap trailer transport
JT/T 883 Commercial vehicle driving dangerous warning system——Technical requirements and test procedures
JT/T 884 Commercial vehicle anti-rolling stability test method—Steady circle test
JT/T 1046 Explosion suppression safety technique requirements for road transportation vehicle fuel tank and liquid fuel transportation tank
JT/T 1094-2016 Safety specifications for commercial bus
JT/T 1178.1-2018 Safety specification for commercial vehicle for cargos transportation –Part 1: Goods vehicle
JT/T 1242-2019 Performance requirements and test procedures for advanced emergency braking system of commercial vehicle
QC/T 200 Performance requirements and test methods of reservoir for air brake equipment of automobile and trailer
QC/T 480 Criterion thresholds and evaluation of controllability and stability for automobiles
ISO 12357-1 Commercial toad vehicles—Drawbar couplings and eyes for rigid drawbars—Part 1:Strength tests for general cargo centre-axle trailers
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 3730.1, GB/T 3730.2, GB 4094, GB/T 6323, GB/T 15089, GB/T 26774 and JT/T 1178.1 as well as the following apply.
3.1
towing vehicle
vehicles used for towing trailers including semi-trailer towing vehicle and towing trucks.
3.2
towing truck
trucks with special devices for towing draw bar trailer and centre-axle trailer.
Note: It is derived from JT/T 719-2016, 3.2.
3.3
centre-axle trailer
trailers where the towing device cannot move vertically (relative to the trailer) and the axle of the trailer is located close to the center of gravity of the trailer (in the case of uniform load). The vertical static load acting on the towing truck shall not exceed 10% or 10,000 N (whichever is smaller) of the maximum design total mass of the trailer.
Note: It is derived from GB/T 3730.1-2001, 2.2.3.
3.4
draw bar trailer
full trailer
trailers with at least two shafts, one of which is rotatable and connected with a towing truck through a draw bar moving in an angular direction; the draw bar can move vertically and is connected to the vehicle without bearing any vertical force.
Note: It is derived from GB/T 3730.1-2001, 2.2.1.
3.5
articulated vehicle
semi-trailer vehicle combination
combination of semi-trailer towing vehicle and semitrailer.
Note: It is derived from GB 7258-2017, 3.4.3.
3.6
centre axle trailer combination
combination of towing truck and centre-axle trailer.
Note: It is derived from GB 7258-2017, 3.4.2.2.
3.7
draw bar trailer combination
combination of towing truck and draw bar trailer.
Note: It is derived from GB 7258-2017, 3.4.2.1.
3.8
tire pressure monitoring system
TPMS
the system consisting of tire pressure monitoring module, receiver module and display module, installed on the vehicle for monitoring tire pressure, temperature, etc. in real time, and displaying and alarming with visual and auditory signals.
Note: It is derived from GB 26149-2017, 3.1.
4 Complete vehicle
4.1 The specific power of the towing vehicle and trailer in a combination state (except battery electric vehicle) shall meet the requirements of Table 1.
Table 1 Specific power limits
Maximum allowable total mass G (kg) G≤18,000 18,000
Foreword i
1 Scope
2 Normative references
3 Terms and definitions
4 Complete vehicle
5 Brake system
6 Safety protection
7 Mechanical connection
8 Pneumatic and electrical connection
9 Load arrangement identification and lashing point
10 Alarm and prompt
11 Transition period for standard implementation
Annex A (Informative) Examples of information nameplates for vehicle interchangeability
Annex B (Normative) Technical requirements and test methods for tire pressure monitoring system (TPMS)
Annex C (Normative) Test method for strength of draw bar coupling mounting bracket and draw bar eye rigid connecting rod of centre axle trailer combination
Annex D (Informative) Drawing and example of load arrangement identification curve
Bibliography
营运货车安全技术条件
第2部分:牵引车辆与挂车
1 范围
JT/T 1178的本部分规定了牵引车辆与挂车的整车、制动系统、安全防护、机械连接、气电连接、载荷布置标识与系固点、报警与提示等安全技术要求和试验方法。
本部分适用于N2类和N3类的牵引车辆、O3类和O4类的挂车及其组成的汽车列车。
2规范性引用文件
下列文件对于本文件的应用是必不可少的。凡是注日期的引用文件,仅注日期的版本适用于本文件。凡是不注日期的引用文件,其最新版本(包括所有的修改单)适用于本文件。
GB 1589 汽车、挂车及汽车列车外廓尺寸、轴荷及质量限值
GB/T 3730.1 汽车和挂车类型的术语和定义
GB/T 3730.2 道路车辆 质量 词汇和代码
GB 4094 汽车操纵件、指示器及信号装置的标志
GB/T 4606 道路车辆 半挂车牵引座50号牵引销的基本尺寸和安装、互换性尺寸
GB/T 4781 道路车辆 50毫米牵引杆挂环的互换性
GB 4785 汽车及挂车外部照明和光信号装置的安装规定
GB/T 5053.1—2006 道路车辆 牵引车与挂车之间电连接 器7芯24V标准型(24N)
GB/T 5922 汽车和挂车 气压制动装置压力测试连接器技术要求
GB/T 6323—2014 汽车操纵稳定性试验方法
GB 7258—2017 机动车运行安全技术条件
GB 11567 汽车及挂车侧面和后下部防护要求
GB/T 12534 汽车道路试验方法通则
GB 12676 商用车辆和挂车制动系统技术要求及试验方法
GB/T 13594 机动车和挂车防抱制动性能和试验方法
GB/T 13880 道路车辆 牵引座互换性
GB/T 13881 牵引车与挂车之间气制动管连接器
GB/T 14172 汽车静侧翻稳定性台架试验方法
GB 15084 机动车辆 间接视野装置 性能和安装要求
GB/T 15087 道路车辆 牵引车与牵引杆挂车机械连接装置 强度试验
GB/T 15088 道路车辆 牵引销 强度试验
GB/T 15089 机动车辆及挂车分类
GB/T 17619 机动车电子电器组件的电磁辐射抗扰性限值和测量方法
GB/T 18655 车辆、船和内燃机 无线电骚扰特性用于保护车载接收机的限值和测量方法
GB 19239 燃气汽车专用装置的安装要求
GB/T 20069 道路车辆 牵引座强度试验
GB/T 20716.1 道路车辆 牵引车和挂车之间的电连接器 第1部分:24V标称电压车辆的制动系统和行走系的连接
GB/T 20717 道路车辆 牵引车和挂车之间的电连接器 24V15芯型
GB/T 22309 道路车辆 制动衬片 盘式制动块总成和鼓式制动蹄总成剪切强度试验方法
GB/T 22311 道路车辆 制动衬片 压缩应变试验方法
GB/T 25088 道路车辆 牵引车和挂车之间的电连接器 24V7芯辅助型(24S)
GB/T 25979 道路车辆 重型商用汽车列车和铰接客车 横向稳定性试验方法
GB 25990 车辆尾部标志板
GB 26149 乘用车轮胎气压监测系统的性能要求和试验方法
GB 26511 商用车前下部防护要求
GB/T 26774 车辆运输车通用技术条件
GB/T 26777 挂车支撑装置
GB 29753 道路运输 食品与生物制品冷藏车 安全要求及试验方法
GB/T 31083 乘用车公路运输栓紧带式固定技术要求
GB/T 31879 道路车辆 牵引座通用技术条件
GB/T 32692 商用车辆缓速制动系统性能试验方法
GB/T 32860 道路车辆 牵引杆连接器的互换性
GB/T 32861 道路车辆 牵引车与挂车之间的电气和气动连接位置
GB/T 33577 智能运输系统 车辆前向碰撞预警系统 性能要求和测试规程
GB/T 35782—2017 道路甩挂运输车辆技术条件
GB/T 36883—2018 液化天然气汽车技术条件
JT/T 230 汽车导静电橡胶拖地带
JT/T 389 厢式挂车技术条件
JT/T 475 挂车车轴
JT/T 719 营运货车燃料消耗量限值及测量方法
JT/T 794 道路运输车辆卫星定位系统 车载终端技术要求
JT/T 882—2014 道路甩挂运输货物装载与栓固技术要求
JT/T 883 营运车辆行驶危险预警系统 技术要求和试验方法
JT/T 884 营运车辆抗侧翻稳定性试验方法 稳态圆周试验
JT/T 1046 道路运输车辆油箱及液体燃料运输罐体阻隔防爆安全技术要求
JT/T 1094—2016 营运客车安全技术条件
JT/T 1178.1—2018 营运货车安全技术条件 第1部分:载货汽车
JT/T 1242—2019 营运车辆自动紧急制动系统性能要求和测试规程
QC/T 200 汽车和挂车气压制动装置用储气筒性能要求及试验方法
QC/T 480 汽车操纵稳定性指标限值与评价方法
IS0 12357-1 商用道路车辆 刚性牵引杆的连接器和挂环 第1部分:普通货物中置轴挂车强度试验(Commercial toad vehicles-Drawbar couplings and eyes for rigid drawbars-Part 1:Strength tests for general cargo centre-axle trailers)
3术语和定义
GB/T 3730.1、GB/T 3730.2、GB 4094、GB/T 6323、GB/T 15089、GB/T 26774和JT/T 1178.1界定的以及下列术语和定义适用于本文件。
3.1
牵引车辆towing vehicle
用于牵引挂车的汽车,包括半挂牵引车和牵引货车。
3.2
牵引货车towing truck
具有特殊装置用于牵引牵引杆挂车、中置轴挂车的货车。
注:改写JT/T 719—2016,定义3.2。
3.3
中置轴挂车centre-axle trailer
牵引装置不能垂直移动(相对于挂车),车轴位于紧靠挂车重心(当均匀载荷时)的挂车,其作用于牵引货车的垂直静载荷,不超过挂车最大设计总质量的10%或10 000N(两者取较小者)。
注:改写GB/T 3730.1—2001,定义2.2.3。
3.4
牵引杆挂车draw bar trailer
全挂车
至少有两根轴的挂车,其中一根轴可转向,并通过角向移动的牵引杆与牵引货车连接;牵引杆可垂直移动,连接到车辆上不承受任何垂直力。
注:改写GB/T 3730.1—2001,定义2.2.1。
3.5
铰接列车 articulated vehicle
半挂汽车列车
半挂牵引车和半挂车的组合。
注:改写GB 7258—2017,定义3.4.3。
3.6
中置轴挂车列车centre axle trailer combination
牵引货车和中置轴挂车的组合。
注:改写GB 7258—2017,定义3.4.2.2。
3.7
牵引杆挂车列车draw bar trailer combination
牵引货车和牵引杆挂车的组合。
注:改写GB 7258—2017,定义3.4.2.1。
3.8
轮胎气压监测系统tire pressure monitoring system(TPMS)
胎压监测系统
由胎压监测模块、接收器模块及显示模块等组成,安装在车辆上能实时监测轮胎气压和温度等参数,并以视觉和听觉信号进行显示和报警的系统。
注:改写GB 26149—2017,定义3.1。
4整车
4.1 牵引车辆与挂车在汽车列车状态下(纯电动汽车除外)的比功率应符合表1的要求。
表1 比功率限值
最大允许总质量G(kg) G≤18 000 18 000
JT/T 1178.2-2019 引用如下标准: |
JT/T 1178.2-2019被如下标准引用:
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