標準編號:	QC/T 566-2024
中文名稱:	乘用車外部防護
英文名稱:	External protection for passenger car
中標分類:	T26    車身（駕駛室）及附件
行業分類:	QC    汽車行業標準
ICS分類:	43.040.60 43.040.60    車身及車身附件 43.040.60
發布機構:	中華人民共和國工業和信息化部
發布日期:	2024-07-05
實施日期:	2025-1-1
標準狀態:	valid
替代舊標準:	QC/T 566-1999 轎車的外部防護
翻譯語言:	英文
文件格式:	PDF
中文字符數:	16000 字
翻譯價格(元):	1120.0
交付時間:	付款后 1~3 個工作日

QC/T 566-2024 External protection for passenger car 1 Scope This document specifies the terms and definitions, requirements and test methods of external protection for passenger car. This document is applicable to Category M1 vehicles, and may serve as a reference for other vehicles. 2 Normative references The following documents contain requirements which, through reference in this text, constitute provisions 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/T 18385 Electric vehicles - Power performance - Test method GB/T 31498-2021 Post crash safety requirement for electric vehicle 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 bumper beam structural device used for mitigating damage caused by frontal and rear collisions of a vehicle Note: It is generally mounted on the ends of the left and right longitudinal beams of a vehicle. 3.2 protection system internally mounted components and devices for restraining occupants 3.3 vehicle width vehicle body width measured at vehicle wheel brow Note: Vehicle width does not cover rearview mirrors, side marker lamps, tire pressure gauge, side turning lamps, end-outline marker lamp, flexible fenders, and deformed parts of the sidewalls of the tires in contact with the ground. 3.4 overlap percentage of the vehicle part in direct contact with the barrier surface to the vehicle width 3.5 unladen mass mass of vehicle in operating condition, excluding the driver, occupants and cargo, but 90% of the total capacity (and/or including on-board energy storage devices) shall be filled into the fuel tank (if any), with capacity of coolant and lubricating oil meeting the manufacturer's requirements, and equipped with on-board tools and spare tire (if such parts are supplied as standard equipment by the vehicle manufacturer) 3.6 rigid barrier curved obstacles made of steel 3.7 mobile barrier mobile trolley with a rigid barrier fixed at the front end 3.8 bumper barrier device mounted on a rigid, immovable fixed barrier and adjustable in height Note: See Annex A. 3.9 passenger compartment space for occupant accommodation, enclosed by the roof, floor, side walls, door, glass window, front wall, rear wall or rear seat backrest support plate, and electrical protection barrier and outer shell for preventing occupants from contacting live components 4 Requirements 4.1 Static requirements for bumper 4.1.1 Effective height of bumper beam After completing the static test of bumper as specified in 5.2.1 to 5.2.3, the effective coincidence size of the anti-collision beam shall not be less than 75mm; If the effective coincidence dimension of the bumper beam is less than 75mm, and the effective height of the bumper beam shall not be less than 100mm. 4.1.2 Effective width ratio of bumper beam After completing the static test of bumper as specified in 5.2.4 to 5.2.6, the effective width ratio of bumper beam shall not be less than 70%. 4.2 Dynamic and low-speed collision requirements for bumper After completing the dynamic test and low-speed collision test of bumper as specified in 5.3 and 5.4 respectively, the vehicle shall meet the following requirements: a) the front and rear windscreens and the left and right door glass shall be free from damage; b) the door shall be opened normally; c) the oil supply system and cooling system of the vehicle shall be free of leakage, and the sealing devices, oil and water tank covers shall work normally. For hybrid electric vehicles and battery electric vehicles, after the collision test, the power high-voltage systems of the vehicle, such as rechargeable electrical energy storage system (REESS), and the high-voltage components connected to it shall simultaneously meet the requirements for electric shock protection and electrolyte leakage requirements in GB/T 31498-2021 and REESS requirements; d) the left and right longitudinal beams shall not be bent or crushed, and the end faces of the longitudinal beams are allowed to be damaged; e) the protection systems (safety-belts and airbags) and active hoods shall not be in an irrecoverable state.

Contents Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Requirements 5 Test methods Annex A (Informative) Bumper barrier

乘用車外部防護 1 范圍 本文件規定了乘用車外部防護的術語和定義、要求和試驗方法。 本文件適用于M?類車輛，其他車輛可參照執行。 2 規范性引用文件 下列文件中的內容通過文中的規范性引用而構成本文件必不可少的條款。其中，注日期的引用文件，僅該日期對應的版本適用于本文件；不注日期的引用文件，其最新版本(包括所有的修改單)適用于本文件。 GB/T 18385 電動汽車動力性能試驗方法 GB/T 31498—2021 電動汽車碰撞后安全要求 3 術語和定義 下列術語和定義適用于本文件。 3.1 防撞梁 bumper beam 用于減輕車輛正面和后面撞擊造成破壞的結構裝置。 注： 通常安裝在車輛左右縱梁的端部。 3.2 保護系統 protection system 用來約束乘員的內部安裝部件及裝置。 3.3 車輛寬度 vehicle width 在車輛輪眉處測量的車身寬度。 注： 車輛寬度不包括后視鏡，側標志燈，胎壓計，側轉向燈，示廓燈，撓性擋泥板，輪胎與地面接觸的側壁變形部分。 3.4 重疊率 overlap 與壁障表面直接接觸的車輛部分與車輛寬度的百分比。 3.5 整備質量 unladen mass 處于運行狀態的車輛質量，不包括駕駛員、乘員和貨物，但燃油箱(若有) 需要加入總容量90%的燃料(和/或包括車載儲能裝置) ,冷卻液、潤滑油容量滿足制造廠要求并帶有隨車工具和備胎(如果這些由車輛制造廠作為標準裝備提供的) 。 3.6 剛性壁障 rigid barrier 鋼制的曲面障礙物。 3.7 移動壁障 mobile barrier 前端固定有剛性壁障的移動臺車。 3.8 保險杠壁障 bumper barrier 安裝在堅硬的、不可移動的固定壁障上且高度可調的裝置。 注： 見附錄A。 3.9 乘員艙 passenger compartment 由頂蓋、地板、側圍、車門、玻璃窗和前圍、后圍或后座椅靠背支撐板以及防止乘員接觸帶電部件的電氣保護遮欄、外殼圍成的容納乘員的空間。 4 要求 4.1 保險杠靜態要求 4.1.1 防撞梁有效高度 完成5.2.1～5.2.3的保險杠靜態試驗后，防撞梁有效重合尺寸應不小于75mm;若防撞梁有效重合尺寸小于75 mm, 則防撞梁有效高度應不小于100 mm。 4.1.2 防撞梁有效寬度比率 完成5.2.4～5.2.6的保險杠靜態后，防撞梁有效寬度比率應不小于70%。 4.2 保險杠動態以及低速碰撞要求 車輛分別完成5.3和5.4所規定的保險杠動態試驗以及低速碰撞試驗后，均符合以下要求： a) 前后風窗玻璃以及左側和右側車門玻璃應無損傷； b) 車門應正常開啟； c) 車輛供油系統和冷卻系統應無滲漏，其密封裝置及油、水箱蓋應正常工作；對于混合動力和純電動汽車，碰撞試驗后車輛包括可充電儲能系統(REESS)的動力用高壓系統及與其傳導連接的高壓部件應同時符合GB/T 31498—2021中防觸電保護要求、電解液泄漏要求和REESS要求； d) 左右縱梁不應折彎或者壓潰，允許縱梁端面損傷； e) 保護系統(安全帶、安全氣囊)和主動式發動機罩等不應出現不可恢復狀態。