CN203267952U - Electronic control device of automobile safety system - Google Patents

Electronic control device of automobile safety system Download PDF

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Publication number
CN203267952U
CN203267952U CN 201320190090 CN201320190090U CN203267952U CN 203267952 U CN203267952 U CN 203267952U CN 201320190090 CN201320190090 CN 201320190090 CN 201320190090 U CN201320190090 U CN 201320190090U CN 203267952 U CN203267952 U CN 203267952U
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CN
China
Prior art keywords
positioning
housing
tongue
cover
electronic control
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CN 201320190090
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Chinese (zh)
Inventor
张科
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奥托立夫开发公司
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Priority to CN 201320190090 priority Critical patent/CN203267952U/en
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Publication of CN203267952U publication Critical patent/CN203267952U/en

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/0026Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K5/00Casings, cabinets or drawers for electric apparatus
    • H05K5/0026Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units
    • H05K5/0043Casings, cabinets or drawers for electric apparatus provided with connectors and printed circuit boards [PCB], e.g. automotive electronic control units comprising a frame housing mating with two lids wherein the PCB is flat mounted on the frame housing

Abstract

The utility model discloses an electronic control device of an automobile safety system. The electronic control device of the automobile safety system comprises a shell body and a cover boy, a plurality of screws are used for penetrating through the outer edge of the cover body, so that the cover body is connected with the shell body. The outer edge of the cover body extends towards the shell body to form a positioning tongue piece, and a positioning groove used for containing the positioning tongue piece is formed in the shell body. Due to the fact that the outer edge of the cover body extends to form the positioning tongue piece and the positioning tongue piece is inserted into the positioning groove in the shell body, in the time of vibration, the cover body only makes contact with the shell body in the positioning groove, influences on a yaw rate sensor are reduced, and therefore the performance of the sensor is improved.

Description

一种汽车安全系统电子控制装置 A vehicle safety system electronic control unit

技术领域 FIELD

[0001] 本实用新型涉及汽车电子控制部件,尤其涉及一种汽车安全系统电子控制装置。 [0001] The present invention relates to automotive electronic control means, in particular, it relates to an automotive safety system electronic control unit. 背景技术 Background technique

[0002] 车用电控单元,又称为ECU (Electrical Control Unit),一般指汽车内部系统控制模块。 [0002] The electric vehicle control unit, also called ECU (Electrical Control Unit), generally refers to the internal vehicle system control module. 目前很多汽车上,不但发动机上应用ECU,在其它许多地方都可发现ECU的踪影。 Currently many cars, not only on application engine ECU, ECU can find traces in many other places. 例如防抱死制动系统、四轮驱动系统、电控自动变速器、主动悬架系统、安全气囊系统、多向可调电控座椅等都配置有各自的ECU。 For example, anti-lock braking system, four-wheel drive system, electronically controlled automatic transmission, active suspension systems, air bag system, the multi-adjustable electric seat so arranged the respective ECU. 其中,安全系统在现在汽车碰撞事故中起着重要作用,而ECU直接控制着气囊起爆时间。 Among them, the security system plays an important role in car crashes now, rather ECU directly controls airbag deployment time.

[0003] 偏航率传感器属于车辆制动控制系统,俗称“esp (Electronic StabilityProgram,电子稳定装置)”,或“vdc (vehicle dynamic control,汽车动态控制系统)”等。 [0003] The yaw rate sensor belonging to the vehicle brake control system, commonly known as "esp (Electronic StabilityProgram, electronic stability)", or "vdc (vehicle dynamic control, vehicle dynamics control system)" and the like. 偏航率传感器用于监测汽车的实际转向角速率,帮助确定汽车行驶方向是否正确。 A yaw rate sensor for monitoring the actual steering angle car speed, to help determine the correct direction of travel. 从而传递给制动控制单元,如esp、vdc等,esp的作用是随时监控汽车的行驶状态,当汽车在紧急闪避障碍物,或在过弯出现转向不足、转向过度时,它都能帮助车辆克服偏离理想轨迹的倾向。 Thus transferred to the brake control unit, such as esp, vdc, etc., esp role is to keep monitoring the car's driving state, when the car in an emergency dodge obstacles, or appear in cornering understeer, oversteer, it can help the vehicle to overcome the tendency to deviate from the ideal trajectory. 实际上esp是一套电脑程序,通过对从各传感器传来的车辆行驶状态信息进行分析,进而向abs (Antilock Brake System,防锁死刹车系统)、tcs (Traction Control System,牵引力控制系统)发出纠偏指令来帮助车辆维持动态平衡。 Esp is actually a computer program and by analyzing the information of the traveling vehicle from the respective sensors coming state, and then sent to abs (Antilock Brake System, anti-lock brakes), tcs (Traction Control System, a traction control system) corrective instructions to help the vehicle maintain homeostasis. 其中最重要的信息由偏航率传感器提供,它负责测定汽车围绕车身Z轴的旋转运动(偏航率)。 The most important information provided by the yaw rate sensor, which is responsible for measuring rotational motion (yaw rate) about the car body in the Z-axis. 其它传感器负责记录偏航角速度和横向加速度。 Other sensors responsible for recording the yaw rate and lateral acceleration. esp的电脑会计算出保持车身稳定的理论数值,再比较由偏航率传感器和横向加速度传感器所测得的数据,发出平衡、纠偏指令。 Theoretical value held stable esp vehicle calculates the computer, and then compared by the yaw rate sensor and lateral acceleration data measured by the sensor, sent balance correction instruction.

[0004] 一般而言,汽车安全系统电子控制装置的机械组成部分由壳体、盖体、螺钉组成,与车身连接为三点固定,水平布置。 [0004] In general, the mechanical components of a vehicle safety system electronic control device by the housing, a cover, and screws, is connected to the three-point fixing body, horizontally arranged. 现有的集成了偏航率传感器的汽车安全系统电子控制装置的壳体和盖体通过螺钉连接,装配后,盖体边缘任意地方都可能会和壳体有接触,振动时,壳体和盖体边缘的任意接触会导致相互碰撞,从而影响了偏航率传感器性能。 When the conventional integrated yaw rate sensor housing automotive safety systems and electronic control means connected to the cover by screws, after assembly, the edge of the body cover may be anywhere and contact housing, vibration, and the cover housing any edge of the contact body can lead to collide with each other, thus affecting the performance of the yaw rate sensor.

实用新型内容 SUMMARY

[0005] 本实用新型的目的在于克服现有技术的不足,提供一种防止壳体和盖体任意接触、精确度高的汽车安全系统电子控制装置。 [0005] The object of the present invention is to overcome the disadvantages of the prior art, there is provided a housing and preventing any contact with the cover, high accuracy of a vehicle safety system electronic control unit.

[0006] 具体而言,本实用新型的技术方案提供一种汽车安全系统电子控制装置,包括壳体和盖体,所述盖体利用多个螺钉穿过所述盖体的外缘与所述壳体连接,所述盖体的外缘朝向所述壳体延伸出定位舌片,所述壳体上形成用于收容所述定位舌片的定位槽。 [0006] Specifically, the technical solution of the present invention to provide a vehicle safety system electronic control unit, comprising a housing and a cover body with a plurality of screws through the cover member and the outer edge of the cover connector housing, said retention tab extending from the cap body toward the outer edge of the housing, the housing is formed for the positioning of the positioning groove on the tongue housing.

[0007] 优选地,所述定位舌片和所述定位槽为矩形。 [0007] Preferably, the retention tab and the positioning slot is rectangular.

[0008] 优选地,所述定位舌片和所述定位槽为半圆形,所述定位舌片的直边位于所述盖体的边缘,所述定位舌片的圆弧边伸入到所述壳体中。 [0008] Preferably, the retention tab and the positioning grooves are semicircular, the positioning edge of the straight edge at the tongue of the cover, said positioning arcuate edges of the tongue extending into the said housing.

[0009] 优选地,所述定位舌片和所述定位槽为T形,所述定位舌片的横边位于所述盖体的边缘,所述定位舌片的竖边与所述横边相垂直并朝向所述壳体延伸。 [0009] Preferably, the retention tab and the positioning groove is a T-shaped, the lateral edges of the positioning of the tongue side of the cover positioned, the positioning of the vertical side edges of the tongue relative to the cross extending perpendicular to and towards the housing. [0010] 优选地,所述盖体的边缘四周间隔设置有多个所述定位舌片,所述壳体上相应地设有多个所述定位槽。 [0010] Preferably, around the edge of the cover body is provided with a plurality of spaced locating tongues, the upper housing provided with a respective plurality of the positioning slot.

[0011] 优选地,所述壳体上还设有车身安装孔,所述定位舌片和所述定位槽设置在所述车身安装孔与位于所述车身安装孔相邻位置的所述螺钉之间。 [0011] Preferably, said upper housing further has a mounting hole of the vehicle body, the positioning and the positioning tongue groove is provided between the vehicle body mounting hole of the vehicle body and located at a position adjacent to the mounting screw holes.

[0012] 采用上述技术方案后,具有如下有益效果:由于盖体的边缘延伸出定位舌片,定位舌片插入到壳体上的定位槽中。 [0012] After the foregoing technical solution, it has the following advantages: Since the edge of the cover member extending retention tab, the retention tab is inserted into the positioning groove on the housing. 在振动时,盖体只会和壳体在定位槽里发生接触,减少了对安装在壳体内的偏航率传感器的影响,从而提高了传感器性能。 When the vibration, the cover will only occur in the contact housing is positioned in the groove, reducing the impact on the yaw rate sensor mounted in the housing, thereby improving the sensor performance.

附图说明 BRIEF DESCRIPTION

[0013] [0013]

[0014] [0014]

[0015] [0015]

[0016] [0016]

[0017] [0017]

[0018][0019] [0018] [0019]

图1是本实用新型一实施例中汽车安全系统电子控制装置的结构示意图;图2是图1中A处的局部放大图; 1 is a schematic structural embodiment of the present invention a vehicle safety system embodiment of the electronic control device; FIG. 2 is a partial enlarged view at A of FIG. 1;

图3是图2中BB的截面图。 FIG 3 is a sectional view BB of FIG.

附图标记对照表: Reference numerals table:

I——壳体 2——盖体 I-- housing lid 2--

4——电路板 11——定位槽 11-- 4-- board positioning grooves

3——偏航率传感器12——车身安装孔 3-- yaw rate sensor 12-- body mounting hole

21——螺钉 22——定位舌片 21-- 22-- screw retention tab

具体实施方式 Detailed ways

[0020] 下面结合附图来进一步说明本实用新型的具体实施方式,下文中相同的标记指代相同的元件。 [0020] Next, the present invention will be further described in the detailed description, hereinafter the same numerals refer to like elements throughout the accompanying drawings.

[0021] 如图1-3所示,汽车安全系统电子控制装置包括壳体I和盖体2,盖体2利用多个螺钉21穿过盖体2的外缘与壳体I连接,壳体I内安装有电路板4,偏航率传感器3安装在电路板4上(参见图3),盖体2的外缘朝向壳体I延伸出定位舌片22,壳体I上形成用于收容定位舌片22的定位槽11。 [0021] As shown, the electronic control system of automotive safety device includes a housing and a cover member 2 I, 1-3221 cover through the cover an outer edge of the housing 2 are connected by a plurality of screws I, housing I mounted with the circuit board 4, a yaw rate sensor 3 mounted on the circuit board 4 (see Fig. 3), the outer edge of the cover toward the housing body 2 I extending positioning tabs 22, forming a housing for receiving I positioning the positioning groove 22 of the tongue 11.

[0022] 由于盖体2的边缘延伸出定位舌片22,定位舌片22插入到壳体I上的定位槽11中。 [0022] Since the edge of the lid member 2 extending retention tab 22, retention tab 22 is inserted into the positioning groove on the housing I 11. 在振动时,盖体2只会和壳体I在定位槽11里发生接触,减少了对安装在壳体I内的偏航率传感器的影响,从而提高了传感器性能。 When the vibration, the contact and the housing cover 2 I will occur in the positioning groove 11, reducing the impact on the yaw rate sensor mounted within the housing of the I, thus improving the sensor performance.

[0023] 本实施例中,如图1所示,定位舌片22和定位槽11为矩形。 [0023] In this embodiment, shown in Figure 1, the positioning tab 22 and the positioning groove 11 is rectangular. 矩形的定位舌片22可以同时在X和Y方向上起到定位、减震的作用,并且矩形的定位舌片22和定位槽11容易加工、不增加成本。 Rectangular retention tab 22 may also play in the positioning of the X and Y direction, the damping effect, and a rectangular tab 22 is positioned and the positioning groove 11 is easily processed, no additional cost. 图1中X方向为图中水平方向,Y方向为图中的竖直方向。 X direction in FIG. 1 FIG horizontal direction, Y direction is the vertical direction in the drawing.

[0024] 较佳地,定位舌片22和定位槽11还可以为半圆形,半圆形定位舌片的直边位于盖体2的边缘,圆弧边伸入到壳体I中。 [0024] Preferably, the retention tab 22 and the positioning groove 11 may also be semi-circular, semi-circular positioning a straight edge of the tongue side of the lid member 2, arcuate edge extending into the housing I.

[0025] 较佳地,定位舌片22和定位槽11还可以为T形,定位舌片22的横边位于盖体2的边缘,定位舌片22的竖边与横边相垂直并朝向壳体I延伸。 [0025] Preferably, the retention tab 22 and groove 11 may also be positioned sideways T-shaped, the positioning tab 22 is located in the side edge of the cover 2, the vertical sides of the lateral edge of the tongue 22 is positioned perpendicular to and towards the shell I extended body. 定位舌片22和定位槽11还可以为其他不规则形状,只要能够起到定位、减震的作用都属于本实用新型的保护范围。 Locating the positioning tab 22 and the groove 11 may be other irregular shapes, so long as positioning can play, the damping effect of the present invention are within the scope of protection.

[0026] 本实施例中,如图1所示,定位舌片22和定位槽11沿壳体I的Y方向设置。 [0026] In this embodiment, as shown in FIG, Y direction positioning tab 22 and the positioning groove 11 is provided along the housing I 1.

[0027] 较佳地,定位舌片22和定位槽11也可以沿壳体I的X方向设置。 [0027] Preferably, the retention tab 22 and the positioning groove 11 may be provided in the X direction of the housing I.

[0028] 较佳地,壳体I上还设有车身安装孔12,定位舌片22和定位槽11设置在车身安装孔12与位于车身安装孔12相邻位置的螺钉21之间。 [0028] Preferably, the vehicle body is also provided with mounting holes 12, the positioning tab 22 and the positioning groove 11 is provided between the screw 12 and the mounting hole of the vehicle body 12 adjacent to the position of the vehicle body mounting holes 21 on the housing I. 其中包括了,定位舌片22和定位槽11设置在车身安装孔12与螺钉21之间的连线上,或者定位舌片22和定位槽11设置在车身安装孔12与螺钉21之间连线附近的位置。 Which includes the positioning tab 22 and the positioning groove 11 provided on the connection between the body 12 and the mounting screw hole 21, or the positioning tab 22 and the positioning groove 11 is provided between the vehicle body mounting holes 12 and the screw connection 21 nearby locations. 此时,定位舌片22位于距离车身安装孔12和螺钉21较近的位置,刚性很高,相对位移很小,即使有接触也基本不会相互碰撞,从而对偏航率传感器基本没有影响。 At this time, the positioning tab 22 is located from the vehicle body mounting screw hole 12 and a position 21 close, high rigidity, the relative displacement is small, even if the contact is not substantially collide with each other, so that substantially no effect on the yaw rate sensor.

[0029] 较佳地,还可以在盖体2的边缘四周间隔设置多个定位舌片22,壳体I上相应地设有多个定位槽11。 [0029] Preferably, also around the edges of the cover 2 is a plurality of spaced locating tongues 22, respectively provided with a plurality of positioning grooves 11 of the housing I. 这样,从多个方向上均实现了定位和减震。 Thus, from a plurality of directions and we have achieved the positioning damper.

[0030] 较佳地,还可以是壳体I的边缘朝向盖体2上延伸出定位肋片,盖体2上形成用于收容该定位肋片的定位槽,也能起到限定了接触区域,防止了任意接触的作用。 [0030] Preferably, may also be positioned ribs extend toward the edge of the housing I cover body 2, a positioning groove for accommodating the locating ribs on the lid 2, also play a defined contact area , the effect of preventing any contact.

[0031] 本实用新型中的汽车安全系统电子控制装置不限制仅用于偏航率传感器的防振,还可以用于其他的传感器的防振。 [0031] The present invention in automotive safety systems, the electronic control device is not limited only to the vibration isolation yaw rate sensor, it may also be used in other anti-vibration sensors.

[0032] 以上所述的仅是本实用新型的原理和较佳的实施例。 [0032] The above are only the principles of the present invention and preferred embodiments. 应当指出,对于本领域的普通技术人员来说,在本实用新型原理的基础上,还可以做出若干其它变型,也应视为本实用新型的保护范围。 It should be noted that one of ordinary skill in the art that, based on the principles of the present invention, can make various other variations are to be considered the scope of the present invention.

Claims (6)

1.一种汽车安全系统电子控制装置,包括壳体和盖体,所述盖体利用多个螺钉穿过所述盖体的外缘与所述壳体连接,其特征在于,所述盖体的外缘朝向所述壳体延伸出定位舌片,所述壳体上形成用于收容所述定位舌片的定位槽。 An electronic control apparatus a vehicle safety system, comprising a housing and a cover, said body by a plurality of screws passing through the outer edge of the lid member is connected with the housing, wherein the cover cap an outer edge extending toward said housing locating tongues, formed for accommodating the positioning of the tongue groove is positioned on the housing.
2.根据权利要求1所述的汽车安全系统电子控制装置,其特征在于,所述定位舌片和所述定位槽为矩形。 2. The electronic system of said vehicle safety control device of claim 1, characterized in that said positioning tongue is rectangular and the positioning slot.
3.根据权利要求1所述的汽车安全系统电子控制装置,其特征在于,所述定位舌片和所述定位槽为半圆形,所述定位舌片的直边位于所述盖体的边缘,所述定位舌片的圆弧边伸入到所述壳体中。 3. The electronic control device of a vehicle safety system according to claim 1, characterized in that said positioning tongue and the positioning slot is semicircular, said positioning edge straight edge at the tongue of the cover the arcuate edge of the retention tab extending into the housing.
4.根据权利要求1所述的汽车安全系统电子控制装置,其特征在于,所述定位舌片和所述定位槽为T形,所述定位舌片的横边位于所述盖体的边缘,所述定位舌片的竖边与所述横边相垂直并朝向所述壳体延伸。 4. The vehicle safety system of claim 1 electronic control unit, characterized in that the positioning edge and the positioning tongue T-shaped groove, the lateral edges of the positioning tongue lid in said claim, the locating tongue vertical side perpendicular to the lateral side and extending toward said housing.
5.根据权利要求1-4中任一项所述的汽车安全系统电子控制装置,其特征在于,所述壳体上还设有车身安装孔,所述定位舌片和所述定位槽设置在所述车身安装孔与位于所述车身安装孔相邻位置的所述螺钉之间。 The vehicle safety system of the electronic control unit according to any one of claims 1-4, characterized in that the body further provided with mounting holes on the housing, the locating tongue and said locating groove is provided the vehicle body mounting hole of the vehicle body located between said screw mounting hole adjacent position.
6.根据权利要求1所述的汽车安全系统电子控制装置,其特征在于,所述盖体的边缘四周间隔设置有多个所述定位舌片,所述壳体上相应地设有多个所述定位槽。 6. The electronic control device of a vehicle safety system according to claim 1, wherein said plurality of locating tongues spaced around the edge thereof provided with the cover, said upper housing being provided with a plurality of correspondingly said positioning groove.
CN 201320190090 2013-04-16 2013-04-16 Electronic control device of automobile safety system CN203267952U (en)

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WO2014169713A1 (en) * 2013-04-16 2014-10-23 奥托立夫开发公司 Electronic control device for automobile safety system

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JP4217669B2 (en) * 2004-08-04 2009-02-04 トヨタ自動車株式会社 High-voltage electrical junction box
JP4389768B2 (en) * 2004-11-25 2009-12-24 株式会社デンソー Vehicle device
CN101588689A (en) * 2009-04-02 2009-11-25 温州华隆汽车电子有限公司 Controller for electric vehicle
JP5365568B2 (en) * 2010-03-31 2013-12-11 住友電装株式会社 Grommet for wire harness
CN203267952U (en) * 2013-04-16 2013-11-06 奥托立夫开发公司 Electronic control device of automobile safety system

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