CN204399151U - A kind of automatic braking device - Google Patents
A kind of automatic braking device Download PDFInfo
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- CN204399151U CN204399151U CN201420850759.4U CN201420850759U CN204399151U CN 204399151 U CN204399151 U CN 204399151U CN 201420850759 U CN201420850759 U CN 201420850759U CN 204399151 U CN204399151 U CN 204399151U
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Abstract
本实用新型属于汽车机械领域，尤其涉及一种自动刹车制动装置，本实用新型包括碰撞传感器、电磁制动阀装置、开关回路以及与制动踏板连接的液压制动油路系统；开关回路与碰撞传感器的输出端电连接，开关回路与电磁制动阀装置电连接；液压制动油路系统包括与制动踏板连接的制动主缸、与制动主缸通过液压管路液压联动的制动轮缸以及与制动轮缸连接的制动蹄；电磁制动阀装置位于连接制动主缸与制动轮缸的液压管路上，且在所述的电磁制动阀装置内设置有与制动主缸连接的单向阀，制动轮缸与制动蹄连接产生制动效果，本实用新型能够很好地避免在紧急情况下驾驶员的各种不正当的操作，使得汽车不能及时制动，从而避免了悲剧的发生。
The utility model belongs to the field of automobile machinery, and in particular relates to an automatic braking device. The utility model comprises a collision sensor, an electromagnetic brake valve device, a switch circuit and a hydraulic brake oil circuit system connected with a brake pedal; the switch circuit and The output end of the collision sensor is electrically connected, and the switch circuit is electrically connected with the electromagnetic brake valve device; the hydraulic brake oil circuit system includes the brake master cylinder connected with the brake pedal, and the brake master cylinder hydraulically linked with the brake master cylinder through the hydraulic pipeline. The moving wheel cylinder and the brake shoes connected with the brake wheel cylinder; the electromagnetic brake valve device is located on the hydraulic pipeline connecting the brake master cylinder and the brake wheel cylinder, and the electromagnetic brake valve device is provided with a The one-way valve connected to the brake master cylinder, the brake wheel cylinder and the brake shoe are connected to produce a braking effect. The utility model can well avoid various improper operations of the driver in an emergency, so that the car cannot be operated in time. Brake, thus avoiding the tragedy.
Description
技术领域technical field
本实用新型属于汽车机械领域，尤其涉及一种自动刹车制动装置。The utility model belongs to the field of automobile machinery, in particular to an automatic braking device.
背景技术Background technique
汽车在发生交通事故时，正确的做法是及时采取刹车制动的措施，然后打方向盘避开障碍物，但很多紧急状况下，驾驶者在面对撞上的车辆或者是其他障碍物的时候，大脑不清楚，反应迟钝，往往无法正确地采取制动措施，忘记踩刹车或者把油门当刹车，这样就会导致在没有及时刹车的情况下发生二次碰撞，从而造成很大的伤亡事故。When a car has a traffic accident, the correct way is to take brakes in time, and then turn the steering wheel to avoid obstacles. The brain is not clear, the reaction is slow, and it is often impossible to take correct braking measures, forget to step on the brake or use the accelerator as a brake, which will lead to a secondary collision without timely braking, resulting in a lot of casualties.
汽车上的刹车制动系统技术日渐成熟，智能巡航等汽车主动安全系统的装置已经在车辆上应用的相当成熟，但是还没有涉及使汽车在发生碰撞后自动产生刹车制动效果的汽车被动安全装置。The braking system technology on automobiles is becoming more and more mature, and the active safety system devices such as intelligent cruise control have been applied on vehicles quite maturely, but there is no automobile passive safety device that can automatically produce the braking effect after a collision .
实用新型内容Utility model content
本实用新型的目的在于克服上述现有技术中存在的不足，提供一种能够使汽车在碰撞后自动采取刹车制动的装置，防止汽车发生二次碰撞，危害车辆内外人员的人身安全的自动刹车制动装置。The purpose of this utility model is to overcome the deficiencies in the above-mentioned prior art, and provide a device that can automatically brake the car after a collision, so as to prevent the car from colliding twice and endanger the personal safety of people inside and outside the car. Braking device.
为解决上述问题，本实用新型采取的技术方案为：包括用于采集碰撞信息的碰撞传感器、电磁制动阀装置、用于控制电磁制动阀装置打开的开关回路以及与制动踏板连接的液压制动油路系统；In order to solve the above-mentioned problems, the technical solution adopted by the utility model is: including a collision sensor for collecting collision information, an electromagnetic brake valve device, a switch circuit for controlling the opening of the electromagnetic brake valve device, and a hydraulic pressure sensor connected to the brake pedal. brake fluid system;
所述的开关回路与碰撞传感器的输出端电连接，开关回路与电磁制动阀装置电连接；The switch circuit is electrically connected to the output end of the collision sensor, and the switch circuit is electrically connected to the electromagnetic brake valve device;
所述的液压制动油路系统包括与制动踏板连接的制动主缸、与制动主缸通过液压管路液压联动的制动轮缸以及与制动轮缸连接的制动蹄；The hydraulic brake oil circuit system includes a brake master cylinder connected to the brake pedal, a brake wheel cylinder hydraulically linked with the brake master cylinder through a hydraulic pipeline, and a brake shoe connected to the brake wheel cylinder;
所述的电磁制动阀装置位于连接制动主缸与制动轮缸的液压管路上，且在所述的电磁制动阀装置内设置有与制动主缸连接的单向阀。The electromagnetic brake valve device is located on the hydraulic pipeline connecting the brake master cylinder and the brake wheel cylinder, and a one-way valve connected with the brake master cylinder is arranged in the electromagnetic brake valve device.
所述的碰撞传感器通过信号处理电路与开关回路电连接；The collision sensor is electrically connected to the switch circuit through a signal processing circuit;
所述的信号处理电路包括与碰撞传感器输出端连接的放大器以及与放大器输出端连接的滤波器，滤波器的输出端与开关回路电连接。The signal processing circuit includes an amplifier connected to the output end of the collision sensor and a filter connected to the output end of the amplifier, and the output end of the filter is electrically connected to the switch circuit.
所述的碰撞传感器安装在车体上或车体内。The collision sensor is installed on or in the vehicle body.
所述的电磁制动阀装置包括阀体、位于阀体内腔中的活塞杆、套在活塞杆顶端的电磁线圈以及位于活塞杆底部用于推动阀体下腔油液的活塞，在阀体内还安装有驱使活塞复位的复位弹簧；The electromagnetic brake valve device includes a valve body, a piston rod located in the inner cavity of the valve body, an electromagnetic coil sleeved on the top end of the piston rod, and a piston located at the bottom of the piston rod for pushing the oil in the lower chamber of the valve body. A return spring is installed to drive the piston back;
所述的电磁线圈与开关回路相连；The electromagnetic coil is connected with the switch circuit;
在阀体底部设置有连通制动主缸和制动轮缸的腔体，腔体中有控制制动主缸油路的单向阀。A cavity communicating with the brake master cylinder and the brake wheel cylinder is arranged at the bottom of the valve body, and a check valve for controlling the oil circuit of the brake master cylinder is arranged in the cavity.
所述的制动轮缸内设置有使制动蹄张开的双向活塞。The brake wheel cylinder is provided with a two-way piston for opening the brake shoes.
所述的开关回路通过继电器与电磁制动阀装置连接。The switch circuit is connected with the electromagnetic brake valve device through a relay.
与现有技术相比，本实用新型具有以下有益效果：本实用新型在正常的行车情况下，此装置中的电磁制动阀装置没有通电，驾驶员可以正常得踩踏制动踏板使汽车刹车制动，油液由制动主缸进入电磁制动阀装置，顶开单向阀，然后进入制动轮缸；在发生碰撞事故时，碰撞传感器将采集到的碰撞信号传给开关回路，开关回路将电磁制动阀装置打开，使油液直接进入制动轮缸，产生液体压力，制动轮缸使制动蹄张开，从而做到了刹车制动，本实用新型能够很好地避免在紧急情况下驾驶员的各种不正当的操作时汽车不能及时制动，从而避免了悲剧的发生。Compared with the prior art, the utility model has the following beneficial effects: the utility model is under normal driving conditions, the electromagnetic brake valve device in the device is not energized, and the driver can normally step on the brake pedal to brake the car. The oil enters the electromagnetic brake valve device from the brake master cylinder, opens the one-way valve, and then enters the brake wheel cylinder; in the event of a collision, the collision sensor sends the collected collision signal to the switch circuit, and the switch circuit Open the electromagnetic brake valve device, so that the oil directly enters the brake wheel cylinder to generate liquid pressure, and the brake wheel cylinder makes the brake shoes open, so that the brake is achieved. The utility model can well avoid the emergency In the case of various improper operations by the driver, the car cannot brake in time, thus avoiding the tragedy.
附图说明Description of drawings
图1为本实用新型的原理图；Fig. 1 is a schematic diagram of the utility model;
图2为本实用新型的电磁制动阀装置结构示意图；Fig. 2 is a structural schematic diagram of the electromagnetic brake valve device of the present invention;
其中，1—电磁线圈，2—复位弹簧，3—活塞杆，4—阀体，5—活塞，6—单向阀，7—腔体。Among them, 1—electromagnetic coil, 2—return spring, 3—piston rod, 4—valve body, 5—piston, 6—one-way valve, 7—cavity.
具体实施方式Detailed ways
以下结合附图对本实用新型做进一步详细说明：Below in conjunction with accompanying drawing, the utility model is described in further detail:
参见图1和图2，本实用新型包括安装在车内安全气囊模块或车体上的用于采集碰撞信息的碰撞传感器以及与碰撞传感器连接的放大器、滤波器、电磁制动阀装置、与制动踏板连接的液压制动油路系统，液压制动油路系统包括与制动踏板连接的制动主缸、与制动主缸通过液压管路液压联动的制动轮缸以及与制动轮缸连接的制动蹄；碰撞传感器通过用于控制电磁制动阀装置打开的开关回路与电磁制动阀装置连接，在开关回路与电磁制动阀装置设置有继电器；电磁制动阀装置位于连接制动主缸与制动轮缸的液压管路上，且在所述的电磁制动阀装置内有连接制动主缸油路的单向阀；制动轮缸通过双向活塞与制动蹄连接，制动轮缸内的双向活塞使制动蹄张开。Referring to Fig. 1 and Fig. 2, the utility model comprises the collision sensor that is installed on the safety air bag module or the vehicle body for collecting collision information in the car and the amplifier that is connected with the collision sensor, filter, electromagnetic brake valve device, and system. The hydraulic brake oil circuit system connected with the brake pedal, the hydraulic brake oil circuit system includes the brake master cylinder connected with the brake pedal, the brake wheel cylinder hydraulically linked with the brake master cylinder through the hydraulic pipeline, and the brake wheel cylinder The brake shoe connected to the cylinder; the collision sensor is connected with the electromagnetic brake valve device through the switch circuit for controlling the opening of the electromagnetic brake valve device, and a relay is arranged between the switch circuit and the electromagnetic brake valve device; the electromagnetic brake valve device is located at the connection On the hydraulic pipeline of the brake master cylinder and the brake wheel cylinder, there is a one-way valve connected to the oil circuit of the brake master cylinder in the electromagnetic brake valve device; the brake wheel cylinder is connected with the brake shoe through a two-way piston , The two-way piston in the brake wheel cylinder opens the brake shoe.
本实用新型的电磁制动阀装置包括阀体4、位于阀体4内腔中的活塞杆3、套在活塞杆3顶端的电磁线圈1以及位于活塞杆3底部用于推动阀体4下腔油液的活塞5，在阀体4内还安装有驱使活塞5复位的复位弹簧2，电磁线圈1通过继电器与开关回路连接，用过开关回路开打开电磁线圈；The electromagnetic brake valve device of the present utility model includes a valve body 4, a piston rod 3 located in the inner cavity of the valve body 4, an electromagnetic coil 1 sleeved on the top of the piston rod 3, and a bottom of the piston rod 3 for pushing the lower cavity of the valve body 4. The oil piston 5 is also installed in the valve body 4 to drive the reset spring 2 to reset the piston 5. The electromagnetic coil 1 is connected to the switch circuit through the relay, and the electromagnetic coil is opened by using the switch circuit;
在阀体4底部设置有连通制动主缸和制动轮缸的腔体7，腔体中有控制制动主缸油路的单向阀6。A cavity 7 communicating with the brake master cylinder and the brake wheel cylinder is provided at the bottom of the valve body 4, and a check valve 6 for controlling the oil circuit of the brake master cylinder is arranged in the cavity.
本实用新型的工作过程：Working process of the present utility model:
在正常的行车情况下，此装置中的电磁制动阀装置没有通电，驾驶员可以正常得踩踏制动踏板使汽车刹车制动，油液由制动主缸进入电磁制动阀装置，顶开单向阀6，然后进入制动轮缸；在发生碰撞事故时，碰撞传感器发出碰撞信号给开关回路，开关回路打开电磁制动阀的电磁线圈1，产生向下的力，使活塞5迅速推动阀体下腔的油液，冲进制动轮缸，产生制动效果，这样就很好地避免了在紧急情况下驾驶员的各种不正当的操作时汽车不能及时制动，从而酿成悲剧。Under normal driving conditions, the electromagnetic brake valve device in this device is not energized, and the driver can normally step on the brake pedal to brake the car. The one-way valve 6 then enters the brake wheel cylinder; in the event of a collision accident, the collision sensor sends a collision signal to the switch circuit, and the switch circuit opens the electromagnetic coil 1 of the electromagnetic brake valve to generate a downward force to make the piston 5 quickly push The oil in the lower chamber of the valve body rushes into the brake wheel cylinder to produce a braking effect, which prevents the car from being unable to brake in time when the driver does various improper operations in an emergency, resulting in tragedy.
Claims (6)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420850759.4U CN204399151U (en) | 2014-12-27 | 2014-12-27 | A kind of automatic braking device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420850759.4U CN204399151U (en) | 2014-12-27 | 2014-12-27 | A kind of automatic braking device |
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| CN204399151U true CN204399151U (en) | 2015-06-17 |
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| CN201420850759.4U Expired - Fee Related CN204399151U (en) | 2014-12-27 | 2014-12-27 | A kind of automatic braking device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114515A (en) * | 2019-12-24 | 2020-05-08 | 北京三快在线科技有限公司 | Vehicle braking system and vehicle |
| CN111469834A (en) * | 2020-04-26 | 2020-07-31 | 新石器慧通（北京）科技有限公司 | Automatic vehicle collision protection system and method |
| CN112666883A (en) * | 2020-12-13 | 2021-04-16 | 昆明船舶设备集团有限公司 | Collision detection system of unmanned trolley in airport |
-
2014
- 2014-12-27 CN CN201420850759.4U patent/CN204399151U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111114515A (en) * | 2019-12-24 | 2020-05-08 | 北京三快在线科技有限公司 | Vehicle braking system and vehicle |
| CN111114515B (en) * | 2019-12-24 | 2021-03-26 | 北京三快在线科技有限公司 | Vehicle braking system and vehicle |
| CN111469834A (en) * | 2020-04-26 | 2020-07-31 | 新石器慧通（北京）科技有限公司 | Automatic vehicle collision protection system and method |
| CN111469834B (en) * | 2020-04-26 | 2021-08-06 | 新石器慧通（北京）科技有限公司 | Automatic vehicle collision protection system and method |
| CN112666883A (en) * | 2020-12-13 | 2021-04-16 | 昆明船舶设备集团有限公司 | Collision detection system of unmanned trolley in airport |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150617 Termination date: 20161227 |
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| CF01 | Termination of patent right due to non-payment of annual fee |