CN204870980U - Automatically controlled bridge of EBS single channel accuse valve assembly - Google Patents
Automatically controlled bridge of EBS single channel accuse valve assembly Download PDFInfo
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- CN204870980U CN204870980U CN201520508491.0U CN201520508491U CN204870980U CN 204870980 U CN204870980 U CN 204870980U CN 201520508491 U CN201520508491 U CN 201520508491U CN 204870980 U CN204870980 U CN 204870980U
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Abstract
The utility model discloses an automatically controlled bridge of EBS single channel accuse valve assembly, the present invention comprises a valve body, solenoid valve subassembly and pressure sensor subassembly, the valve body has a main intake hole, two at least gas outlets and a gas vent, main intake hole connects the vehicle gas receiver, each brake chamber of vehicle is connected respectively to two gas outlets, be provided with one and main intake hole in the valve body, the air chamber that gas outlet and gas vent are linked together, be provided with in the air chamber and separate the piston for epicoele and cavity of resorption with the air chamber, the piston is controlled by the solenoid valve subassembly of being connected with the valve body along the motion of vertical direction, down the intracavity is provided with the valve whether steerable main intake hole and gas outlet feed through, the valve is controlled by the motion of piston along vertical direction. The utility model provides a direction of motion of piston is perpendicular with greatly, and the piston is even at each work orientation atress of motion, and product long service life and job stabilization nature are high. The utility model discloses compact structure, simple to operate adopts the single channel mode, and the volume is little with the quality, saves space.
Description
Technical field
The utility model relates to a kind of control cock assembly in automotive research field, particularly a kind of EBS single channel automatically controlled bridge control valve assembly.
Background technology
Along with the fast development of World Auto Industry and Road Transportation industry, the occurrence frequency of road traffic accident is more and more higher, and consequent Traffic Accident Mortality constantly raises, and makes the lives and properties of people suffer huge loss, therefore, the safety and stability of automobile is more and more for people pay attention to.
Anti-lock braking system in automobiles (ABS) is the major progress improving automobile braking safety.Result of study shows that anti-lock braking system in automobiles (ABS) can prevent automobile from losing direction controlling really in braking procedure, and can shorten stopping distance.Anti-lock braking system in automobiles (ABS) regulates from the brake pressure of initial mechanical type wheel speed sensor and develops into analog electronic control package developing deeply to digital electronic controller, developing deeply electrically controlled brake system till now (EBS).
Along with the development of anti-lock braking system in automobiles (ABS), have developed again anti-drive wheel skidding system (ASR) afterwards.Can not solve all problems in Motor Vehicle Braking Procedure due to anti-lock braking system in automobiles (ABS) and anti-drive wheel skidding system (ASR), therefore anti-lock braking system in automobiles (ABS) and anti-drive wheel skidding system (ASR) further develop and develop into electrically controlled brake system (EBS).The shortcomings such as EBS adopts automatically controlled gas to brake completely, eliminates mechanical braking response time slow, braking traveling comfort difference.
And automatically controlled bridge control valve is for adapting to electrically controlled brake system (EBS) and develop, automatically controlled bridge control valve is for solution slipper steps down the problem of response delay and develop.
The automatically controlled relay valve assembly had, piston movement direction is with horizontal direction parallel greatly, therefore there is discontinuity because of the impact of gravity in piston up-down sealing surface, causes friction force uneven, and therefore service life of product and working stability can be affected.
Existing automatically controlled relay valve assembly, the motive position of electromagnetic valve needs to match with valve body, and motive position cooperatively interacts on the different parts of product, and the parts machining precision needing each different is high, installs also cumbersome; Existing automatically controlled relay valve assembly, exhausr port does not adopt water-proofing treatment, if valve body is soaked, then water and impurity can enter into valve inner by exhausr port, valve body controlling position and valve inner is caused to enter water and impurity by exhausr port, the water entering valve inner can affect valve body each spare and accessory parts service life, problem that serious meeting causes that circuit card burns etc.; Enter the objects such as the impurity of valve inner and can control gas port by blocking valve series products, thus affect product deceleration and stopping performance, sealing property, service life etc.Existing automatically controlled relay valve assembly, adopts the integrated form of binary channel, and small product size is large, and quality weight, cost is high, is not easy to the installation occasion that car body installing space is smaller.
Utility model content
The purpose of this utility model, is to provide a kind of EBS single channel automatically controlled bridge control valve assembly.
The solution that the utility model solves its technical matters is: a kind of EBS single channel automatically controlled bridge control valve assembly, it comprises valve body, be arranged on electromagnetic valve component and the pressure sensor assembly of valve inner, described valve body has a primary stage port, at least two air extractor ducts and an exhausr port, described primary stage port connects vehicle air receiver, two described air extractor ducts connect each compressed air brake cylinder of vehicle respectively, one and primary stage port is provided with in described valve body, the air chamber that at least two air extractor ducts are connected with an exhausr port, piston air chamber being divided into epicoele and cavity of resorption is provided with in described air chamber, described piston controlled movement is vertically in the electromagnetic valve component be connected with valve body, the valve that can control primary stage port and whether be communicated with air extractor duct is provided with in described cavity of resorption, described valve is controlled by piston motion vertically.
As the further improvement of technique scheme, described electromagnetic valve group comprises an air inlet electromagnetic valve and an exhaust solenoid valve, control gas port is provided with in described valve body, whether described air inlet electromagnetic valve is embedded in and controls in gas port and control gas port to be communicated with epicoele, air inlet in described air inlet electromagnetic valve is moved iron core and is positioned at the inner and air inlet of air inlet electromagnetic valve and moves iron core and move at air inlet electromagnetic valve, whether described exhaust solenoid valve is embedded in and controls in gas port and control epicoele to be communicated with exhausr port, exhaust in described exhaust solenoid valve is moved iron core and is positioned at the inner and dynamic iron core of exhaust of exhaust solenoid valve and moves at exhaust solenoid valve.
As the further improvement of technique scheme, described valve body also has standby mouth and the standby pressure electromagnetic valve of calming the anger be connected with control gas port, described standby mouthful one end pin of calming the anger is stopped control gas, the other end of standby mouth of calming the anger is connected with standby pressure electromagnetic valve, whether described being embedded in standby mouth of calming the anger for pressure electromagnetic valve also controls to be communicated with epicoele for mouth of calming the anger, and the standby iron core that presses in described standby pressure electromagnetic valve is positioned at inner for pressure electromagnetic valve and is moving at standby pressure electromagnetic valve for pressing iron core.
As the further improvement of technique scheme, one end of described primary stage port is directly connected with air receiver, the other end of primary stage port is communicated with epicoele after air inlet electromagnetic valve through controlling gas port, and the connected state of described control gas port and epicoele is controlled by air inlet electromagnetic valve.
As the further improvement of technique scheme, be provided with the Compress Spring of valve reset below described valve.
As the further improvement of technique scheme, described valve body is provided with the exhaust passage be communicated with exhausr port, and the end of described exhaust passage is provided with tapered ball check valve seat, and described ball check valve seat is provided with can by the ball check valve of passageway seals.
As the further improvement of technique scheme, described valve body is also provided with central controller interface and speed-slackening signal transmitter interfaces.
As the further improvement of technique scheme, described valve body is also provided with friction sensor interface and wheel speed sensors interface.
The beneficial effects of the utility model are: the sense of motion of the piston in the utility model is with vertical greatly, and therefore piston is in each operative orientation uniform force of motion, long product lifecycle and working stability high.The utility model compact conformation, easy for installation, adopt single-channel mode, volume and quality are little, saving space.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described.Obviously, described accompanying drawing is a part of embodiment of the present utility model, instead of whole embodiment, and those skilled in the art, under the prerequisite not paying creative work, can also obtain other design plans and accompanying drawing according to these accompanying drawings.
Fig. 1 is cutaway view one of the present utility model;
Fig. 2 is cutaway view two of the present utility model;
Fig. 3 is cutaway view three of the present utility model;
Fig. 4 is lateral plan of the present utility model.
Detailed description of the invention
Be clearly and completely described below with reference to embodiment and the accompanying drawing technique effect to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.Obviously; described embodiment is a part of embodiment of the present utility model, instead of whole embodiment, based on embodiment of the present utility model; other embodiments that those skilled in the art obtains under the prerequisite not paying creative work, all belong to the scope of the utility model protection.In addition, all connection/annexations mentioned in literary composition, not singly refer to that component directly connects, and refer to and according to concrete performance, can connect auxiliary by adding or reducing, and form more excellent draw bail.
With reference to Fig. 1 ~ Fig. 4, a kind of EBS single channel automatically controlled bridge control valve assembly, it comprises valve body 3, be arranged on electromagnetic valve component and the pressure sensor assembly of valve body 3 inside, the pressure sensor module detecting compressed air brake cylinder pressure is provided with in valve body 3, described valve body 3 has a primary stage port 1, at least two air extractor ducts 2 and an exhausr port, described primary stage port 1 connects vehicle air receiver, two described air extractor ducts 2 connect each compressed air brake cylinder of vehicle respectively, one and primary stage port 1 is provided with in described valve body 3, the air chamber that at least two air extractor ducts 2 are connected with an exhausr port, piston F air chamber being divided into epicoele G and cavity of resorption K is provided with in described air chamber, described piston F controlled movement is vertically in the electromagnetic valve component be connected with valve body 3, the valve E that can control primary stage port 1 and whether be communicated with air extractor duct 2 is provided with in described cavity of resorption K, described valve E is controlled by piston F motion vertically.
Be further used as preferred embodiment, described electromagnetic valve group comprises an air inlet electromagnetic valve and an exhaust solenoid valve, control gas port is provided with in described valve body 3, whether described air inlet electromagnetic valve is embedded in and controls in gas port and control gas port to be communicated with epicoele G, air inlet in described air inlet electromagnetic valve is moved iron core M1 and is positioned at the inner and air inlet of air inlet electromagnetic valve and moves iron core M1 and move at air inlet electromagnetic valve, whether described exhaust solenoid valve is embedded in and controls in gas port and control epicoele G to be communicated with exhausr port, exhaust in described exhaust solenoid valve is moved iron core M3 and is positioned at the inner and dynamic iron core M3 of exhaust of exhaust solenoid valve and moves at exhaust solenoid valve.
Be further used as preferred embodiment, described valve body 3 also has standby mouth 4 and the standby pressure electromagnetic valve of calming the anger be connected with control gas port, described standby mouth 4 one end pin of calming the anger is stopped control gas, the other end of standby mouth 4 of calming the anger is connected with standby pressure electromagnetic valve, whether described being embedded in standby mouth of calming the anger for pressure electromagnetic valve also controls to be communicated with epicoele G for mouth 4 of calming the anger, and the standby iron core M2 that presses in described standby pressure electromagnetic valve is positioned at inner for pressure electromagnetic valve and is moving at standby pressure electromagnetic valve for pressing iron core M2.
The electromagnetic valve of motive position corresponding to it of air inlet electromagnetic valve, exhaust solenoid valve and standby pressure electromagnetic valve is inner, same valve body 3 is not needed to match, therefore do not need to consider the matching problem of the motive position of electromagnetic valve with valve body 3, do not need the working accuracy improving electromagnetic valve installation position, solenoid movement position is inner at electromagnetic valve, electromagnetic valve makes integral module form, is convenient to install.
Be further used as preferred embodiment, one end of described primary stage port 1 is directly connected with air receiver, the other end of primary stage port 1 is communicated with epicoele G after air inlet electromagnetic valve through controlling gas port, and the connected state of described control gas port and epicoele G is controlled by air inlet electromagnetic valve.
Be further used as preferred embodiment, below described valve E, be provided with the Compress Spring D resetted by valve E.
Be further used as preferred embodiment, described valve body 3 is provided with the exhaust passage be communicated with exhausr port, the end of described exhaust passage is provided with tapered ball check valve seat Y, described ball check valve seat Y is provided with can by the ball check valve X of passageway seals, and exhaust noise silencing effect is played in exhaust passage.
Be further used as preferred embodiment, described valve body 3 is also provided with central controller interface and speed-slackening signal transmitter interfaces.
Be further used as preferred embodiment, described valve body 3 is also provided with friction sensor interface and wheel speed sensors interface.
Automobile is in braking procedure, speed-slackening signal transmitter regulates the brake-pressure ((supercharging-pressurize-decompression)) of each compressed air brake cylinder thus the braking of each air chamber of control vehicle according to the instruction of speed-slackening signal transmitter to automatically controlled bridge control valve ECU, automatically controlled bridge control valve ECU by CAN system transfers speed-slackening signal; Wheel speed sensors and friction sensor flow to automatically controlled bridge control valve ECU in time the real-time rotate speed signal of each wheel on the other hand, automatically controlled bridge control valve ECU carries out the adjustment of (supercharging-pressurize-decompression) to the brake-pressure of each compressed air brake cylinder of vehicle according to real-time condition, wheel is controlled at half rolling half sliding mode, slip-based controller is in the scope of setting, reach coefficient of road adhesion degree of utilization best, thus reach best braking effect, prevent locking and the whipping of wheel; Eliminate mechanical braking response time slow, the shortcomings such as braking traveling comfort difference, reach braking force equilibrium assignment, utilize electrically controlled brake system.
Working process:
Valve body 3 is provided with a primary stage port 1, one standby, and calm the anger mouth 4 and two lay respectively at the air extractor duct 2 of both sides before and after automatically controlled bridge control valve, two air extractor duct 2 internal gas flows communicate, a primary stage port 1 connects vehicle air receiver, standby mouth 4 of calming the anger is while connect speed-slackening signal transmitter air extractor duct 2, another side is connected with standby pressure electromagnetic valve, for calming the anger mouth 4 in the normal state without air pressure, when speed-slackening signal transmitter works, standby mouth 4 of calming the anger maintains standby pressure high pressure gas, and 2 pressure regulators that two air extractor ducts 2 connect the right and left receive wheel cylinder again.Also only can connect an air extractor duct 2 and be connected to independent wheel cylinder by each automatically controlled bridge control valve, another air extractor duct 2 is blocked with plug.Automatically controlled bridge control valve comprises 5 electrical connector interfaces, is respectively left and right two sensor interfaces, a wear sensor interface, a CAN line and a power lead shared interface.Automatically controlled bridge control valve receives the signal of speed-slackening signal transmitter by CAN, the signal of wheel speed sensors and friction sensor is received by sensor interface, by the instruction of central electronic control unit interface Central Processing Unit (CPU), by internal logic operational method and Threshold Control Method automatically controlled bridge control valve (supercharging-pressurize-decompression), thus ensure that the brake-pressure of each compressed air brake cylinder meets the requirement of program inner setting, wheel is controlled at half rolling half sliding mode, slip-based controller is in the scope of setting, reach coefficient of road adhesion degree of utilization best, thus reach best braking effect, prevent locking and the whipping of wheel, eliminate mechanical braking response time slow, the shortcomings such as braking traveling comfort difference, meet braking force equilibrium assignment.
When the electric loop of automatically controlled bridge control valve is damaged, standby hydraulic circuit directly can control automatically controlled bridge control valve and brake, and now automatically controlled bridge control valve is directly subject to the control of speed-slackening signal transmitter, is equivalent to EBS system and does not participate in control for brake, and vehicle recovers the braking of former car.
B. when the action of speed-slackening signal transmitter, the controller of EBS system receives the instruction of speed-slackening signal transmitter, automatically controlled bridge control valve is commanded according to the signal of stroke sensor in speed-slackening signal transmitter, the electromagnetic valve of automatically controlled bridge control valve is regulated, it is made to be in the recurrent state of " supercharging---pressurize---decompression ", till the requirement reaching chaufeur.Its control process is as follows:
Supercharging: automatically controlled bridge control valve is according to the instruction of ECU, and command air inlet electromagnetic valve energising work, primary stage port 1 maintains air inlet high pressure gas; Standby mouth 4 of calming the anger maintains standby pressure high pressure gas, and air inlet is moved iron core M1 and is energized closed, and air inlet high pressure gas is moved iron core M1 respectively through air inlet and entered epicoele G; The pressure that now P1(piston F epicoele G is wherein corresponding) pressure that > P2(piston F cavity of resorption K is wherein corresponding), the elastic force that piston F overcomes corresponding Compress Spring D is moved and is pushed open by the valve E of its correspondence, and corresponding valve E is corresponding to be opened.Primary stage port 1 communicates with cavity of resorption K and namely communicates with air extractor duct 2, and the pressure of air extractor duct 2 increases; Standby pressure electromagnetic valve is energized and disconnects, and standby pressure high pressure gas is not being participated in braking by the standby iron core M2 partition that presses at standby pressure chamber R.
Pressurize: automatically controlled bridge control valve is according to the instruction of ECU, the power-off of commander's air inlet electromagnetic valve quits work, epicoele G inputs without gas, and cavity of resorption K has gas to input, and now P1 mouth pressure is constant, P2 mouth pressure is constantly in increase, until during P1=P2, the elastic force that piston F cannot overcome corresponding Compress Spring D will oppositely move until Compress Spring D resets completely, and now corresponding valve E closes, primary stage port 1 is obstructed namely obstructed with air extractor duct 2 with cavity of resorption K, and now air extractor duct 2 does not also communicate with exhausr port.Standby pressure electromagnetic valve is energized and disconnects, and standby pressure high pressure gas is not being participated in braking by the standby iron core M2 partition that presses at standby pressure chamber R.
Decompression: automatically controlled bridge control valve is according to the instruction of ECU, the power-off of commander's air inlet electromagnetic valve quits work, commander's exhaust solenoid valve energising work (exhaust), now epicoele G inputs without gas, cavity of resorption K gas exhaust, as P1 < P2, piston F will oppositely move back to most initial position, now corresponding valve E closes, and primary stage port 1 is obstructed namely obstructed with air extractor duct 2 with cavity of resorption K.Air extractor duct 2 is discharged by exhausr port with the pressure of cavity of resorption K.
The control process of automatically controlled bridge control valve: the control process of automatically controlled bridge control valve can be divided into the stages such as brake-pressure increase, brake-pressure maintenance, brake-pressure reduction.
1. pressurization
To air extractor duct 2 supercharging.When stepping on speed-slackening signal transmitter, now primary stage port 1 maintains air inlet high pressure gas, standby mouth 4 of calming the anger is for controlling mouth anticyclonic pressure, air inlet is moved iron core M1 and is energized closed, disconnect for pressing iron core M2 energising, air inlet high pressure gas is moved iron core M1 through air inlet and is entered epicoele G, now P1 > P2, piston F is moved and Compress Spring D pushes open with by valve E, valve E is corresponding to be opened, primary stage port 1 communicates with cavity of resorption K and namely communicates with air extractor duct 2, and air extractor duct 2 pressure increases, and namely the pressure of brake cylinder increases sharply.Standby pressure electromagnetic valve is energized and disconnects, and standby pressure high pressure gas is not being participated in braking by the standby iron core M2 partition that presses at standby pressure chamber R.
2. pressure maintaining period
To air extractor duct 2 pressurize.Air inlet is moved iron core M1 power-off and is disconnected, and the standby iron core M2 that presses is energized and disconnects, and epicoele G is closed with the path of primary stage port 1, and it has pressure P 1, and as P1=P2, the Compress Spring D corresponding valve E that resets closes, primary stage port 1 and cavity of resorption K obstructed namely obstructed with air extractor duct 2.Now air extractor duct 2 does not also communicate with exhausr port, and the pressure of air extractor duct 2 is maintained.Standby pressure electromagnetic valve is energized and disconnects, and standby pressure high pressure gas is not being participated in braking by the standby iron core M2 partition that presses at standby pressure chamber R.
3. decompression process
Air extractor duct 2 is reduced pressure.Air inlet is moved iron core M1 power-off and is disconnected, disconnect for pressing iron core M2 energising, the dynamic iron core M3 of exhaust is energized closed, and have for mouth 4 of calming the anger and control high pressure air pressure, epicoele G pressure is discharged by exhausr port, cause P1 < P2, piston F moves to most initial position, and corresponding valve E opens, and the pressure of cavity of resorption K is discharged by exhausr port, cavity of resorption K communicates with air extractor duct 2, and the pressure of air extractor duct 2 reduces.
4. for hydraulic circuit start-up course
When the electric loop of automatically controlled bridge control valve is damaged, standby hydraulic circuit directly can control automatically controlled bridge control valve and brake, and now automatically controlled bridge control valve is directly subject to the control of speed-slackening signal transmitter, is equivalent to EBS system and does not participate in control for brake, and vehicle recovers the braking of former car.
5, the use of water-proof function
When the valve body 3 of automatically controlled bridge control valve soaks, the ball check valve X at the exhaust noise silencing position of automatically controlled bridge control valve can float by water, under the effect of buoyancy of water, ball check valve X is pressed on the Y of ball check valve Building X, can ensure that valve body 3 inside does not have entering of impurity and water.
6, be vented static iron core, the dynamic iron core M3 of exhaust, be vented valve nozzle, be assembled in exhaust case, exhaust solenoid valve assembly integral modularization, dynamic iron core is engaged in electromagnetic valve assembly inside with the motion of valve nozzle and completes.Same air inlet electromagnetic valve, standby pressure electromagnetic valve are also that this kind of module configures soon.
More than that better embodiment of the present utility model is illustrated, but the invention is not limited to described embodiment, those of ordinary skill in the art also can make all equivalent modifications or replacement under the prerequisite without prejudice to the utility model spirit, and these equivalent modification or replacement are all included in the application's claim limited range.
Claims (8)
1. an EBS single channel automatically controlled bridge control valve assembly, it is characterized in that: it comprises valve body, be arranged on electromagnetic valve component and the pressure sensor assembly of valve inner, described valve body has a primary stage port, at least two air extractor ducts and an exhausr port, described primary stage port connects vehicle air receiver, two described air extractor ducts connect each compressed air brake cylinder of vehicle respectively, one and primary stage port is provided with in described valve body, the air chamber that at least two air extractor ducts are connected with an exhausr port, piston air chamber being divided into epicoele and cavity of resorption is provided with in described air chamber, described piston controlled movement is vertically in the electromagnetic valve component be connected with valve body, the valve that can control primary stage port and whether be communicated with air extractor duct is provided with in described cavity of resorption, described valve is controlled by piston motion vertically.
2. EBS single channel according to claim 1 automatically controlled bridge control valve assembly, it is characterized in that: described electromagnetic valve group comprises an air inlet electromagnetic valve and an exhaust solenoid valve, control gas port is provided with in described valve body, whether described air inlet electromagnetic valve is embedded in and controls in gas port and control gas port to be communicated with epicoele, air inlet in described air inlet electromagnetic valve is moved iron core and is positioned at the inner and air inlet of air inlet electromagnetic valve and moves iron core and move at air inlet electromagnetic valve, whether described exhaust solenoid valve is embedded in and controls in gas port and control epicoele to be communicated with exhausr port, exhaust in described exhaust solenoid valve is moved iron core and is positioned at the inner and dynamic iron core of exhaust of exhaust solenoid valve and moves at exhaust solenoid valve.
3. EBS single channel according to claim 2 automatically controlled bridge control valve assembly, it is characterized in that: described valve body also has standby mouth and the standby pressure electromagnetic valve of calming the anger be connected with control gas port, described standby mouthful one end pin of calming the anger is stopped control gas, the other end of standby mouth of calming the anger is connected with standby pressure electromagnetic valve, whether described standby pressure electromagnetic valve is embedded in the standby mouth of calming the anger of the interior also control of standby mouth of calming the anger and is communicated with epicoele,, the standby iron core that presses in described standby pressure electromagnetic valve is positioned at standby pressure electromagnetic valve inside and moves at standby pressure electromagnetic valve for pressing iron core.
4. EBS single channel according to claim 2 automatically controlled bridge control valve assembly, it is characterized in that: one end of described primary stage port is directly connected with air receiver, the other end of primary stage port is communicated with epicoele after air inlet electromagnetic valve through controlling gas port, and the connected state of described control gas port and epicoele is controlled by air inlet electromagnetic valve.
5. EBS single channel according to claim 1 automatically controlled bridge control valve assembly, is characterized in that: be provided with the Compress Spring of valve reset below described valve.
6. EBS single channel according to claim 1 automatically controlled bridge control valve assembly, it is characterized in that: described valve body is provided with the exhaust passage be communicated with exhausr port, the end of described exhaust passage is provided with tapered ball check valve seat, and described ball check valve seat is provided with can by the ball check valve of passageway seals.
7. EBS single channel according to claim 1 automatically controlled bridge control valve assembly, is characterized in that: described valve body is also provided with central controller interface and speed-slackening signal transmitter interfaces.
8. EBS single channel according to claim 7 automatically controlled bridge control valve assembly, is characterized in that: described valve body is also provided with friction sensor interface and wheel speed sensors interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508491.0U CN204870980U (en) | 2015-07-14 | 2015-07-14 | Automatically controlled bridge of EBS single channel accuse valve assembly |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520508491.0U CN204870980U (en) | 2015-07-14 | 2015-07-14 | Automatically controlled bridge of EBS single channel accuse valve assembly |
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| CN204870980U true CN204870980U (en) | 2015-12-16 |
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| CN201520508491.0U Active CN204870980U (en) | 2015-07-14 | 2015-07-14 | Automatically controlled bridge of EBS single channel accuse valve assembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248991A (en) * | 2020-06-11 | 2021-01-22 | 西安正昌电子股份有限公司 | Double-channel air pressure adjusting device of electric control braking system |
| CN113071465A (en) * | 2021-04-06 | 2021-07-06 | 广州瑞立科密汽车电子股份有限公司 | Vehicle brake actuating mechanism and brake system |
-
2015
- 2015-07-14 CN CN201520508491.0U patent/CN204870980U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112248991A (en) * | 2020-06-11 | 2021-01-22 | 西安正昌电子股份有限公司 | Double-channel air pressure adjusting device of electric control braking system |
| CN113071465A (en) * | 2021-04-06 | 2021-07-06 | 广州瑞立科密汽车电子股份有限公司 | Vehicle brake actuating mechanism and brake system |
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Address after: 510663 Guangdong province Guangzhou Science City Economic and Technological Development Zone Nanxiang branch No. 1 Patentee after: Guangzhou Ruili Comet automobile electronic Limited by Share Ltd Address before: 510663 Guangdong province Guangzhou Science City Economic and Technological Development Zone Nanxiang branch No. 1 Patentee before: GUANGZHOU KORMEE AUTOMOTIVE ELECTRONIC CONTROL TECHNOLOGY CO., LTD. |