CN104309601A - Electronic control relay valve assembly of anti-lock brake system - Google Patents
Electronic control relay valve assembly of anti-lock brake system Download PDFInfo
- Publication number
- CN104309601A CN104309601A CN201410538139.1A CN201410538139A CN104309601A CN 104309601 A CN104309601 A CN 104309601A CN 201410538139 A CN201410538139 A CN 201410538139A CN 104309601 A CN104309601 A CN 104309601A
- Authority
- CN
- China
- Prior art keywords
- valve
- air
- valve body
- pressure
- brake
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T15/00—Construction arrangement, or operation of valves incorporated in power brake systems and not covered by groups B60T11/00 or B60T13/00
- B60T15/02—Application and release valves
- B60T15/18—Triple or other relay valves which allow step-wise application or release and which are actuated by brake-pipe pressure variation to connect brake cylinders or equivalent to compressed air or vacuum source or atmosphere
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T2270/00—Further aspects of brake control systems not otherwise provided for
- B60T2270/10—ABS control systems
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses an electronic control relay valve assembly of an ABS (anti-lock brake system). The electronic control relay valve assembly of the ABS comprises a valve body and a solenoid valve group; a pressure sensor used for detecting the pressure of brake air chambers is arranged in the valve body; the valve body comprises two main air inlets, four air outlets and an exhaust port; two air chambers are symmetrically distributed in the valve body; one of the two brake chambers is respectively communicated with one of the two main air inlets, two of the four air outlets and the exhaust port; a valve capable of controlling whether the main air inlet is communicated with the corresponding air outlets or not is arranged in each air chamber; a main control piston capable of abutting on the corresponding valve is arranged in each air chamber; the valves are controlled by the solenoid valve group connected with the valve body; the internal valve operation of the valve body is controlled through the solenoid valve group, and the pressurization working condition, the pressure-maintained working condition and the pressure-reduced working condition are realized through an internal logic operation method and threshold value control; the electronic control relay valve assembly is adapted to various working conditions; as an electronic control air brake vehicle is adopted, the reaction to stepping of a driver is more sensitive, and judgment on brake performance is more accurate; brake can be realized more rapidly, and the defects that the mechanical brake response time is slow, the brake comfort is poor and the like are eliminated.
Description
Technical field
the present invention relates to valve for controlling braking of automobile assembly, particularly the automatically controlled relay valve of a kind of ABS.
Background technology
anti-skid brake system ABS, full name is Anti-lock Brake System, that one has and prevents wheel lockup, shortens automobile brake distance, reduce wear on tyres, prevent the vehicle safety control system of the advantage such as Vehicle Driving Wandering, whipping, ABS device all installed by present domestic and international most automobile, and the performance of its wheel safety arrestment is substantially increased.Mechanical part inside ABS system is the mode adopting pneumatic connection substantially, by changing the opening and closing of valve, changes the air pressure of compressed air brake cylinder, realizes simulation " point is stopped " and prevents wheel lockup.At present, the automatically controlled relay valve of existing ABS all adopts pneumatic control gas to brake, the automatically controlled relay valve of binary channel of a kind of ABS disclosed in patent CN202429194 U, the mode that this automatically controlled relay valve is mainly braked by pneumatic control gas is braked, change due to compressed air brake cylinder braking force is subject to the impact in the transmission time of mechanical braking response time and high pressure gas, cause the reaction time slow, braking traveling comfort is poor.
Summary of the invention
Technical matters to be solved by this invention is to provide the automatically controlled relay valve assembly of accurate, the sensitive ABS of a kind of braking.
For solving the problems of the technologies described above adopted technical scheme: the automatically controlled relay valve assembly of a kind of ABS, comprise valve body and electromagnetic valve component, the pressure sensor detecting compressed air brake cylinder pressure is provided with in described valve body, described valve body has two primary stage ports, at least four air extractor ducts and an exhausr port, two described primary stage ports connect vehicle air receiver respectively, four described air extractor ducts connect each compressed air brake cylinder of vehicle respectively, 2 air chambers is symmetrically distributed with in described valve body, described air chamber respectively with a primary stage port, two air extractor ducts are connected with exhausr port, the valve that can control primary stage port and whether be communicated with air extractor duct is provided with in described air chamber, described air chamber is provided with the main control piston that can lean with valve, described valve is controlled by the electromagnetic valve group connected with valve body.
Further, have the control gas port of by-pass valve control action in described valve body, described electromagnetic valve group controls gas port and whether is communicated with primary stage port, and described electromagnetic valve group comprises two air inlets and moves iron core and two dynamic iron cores of exhaust.
Further, described valve body also has a standby mouth of calming the anger be connected with control gas port, and described standby mouth of calming the anger is connected for pressure valve with one.
Further, described valve body is also provided with central controller interface and speed-slackening signal transmitter interfaces.
Further, described valve body is also provided with friction sensor interface and wheel speed sensors interface.
Beneficial effect: after the automatically controlled relay valve assembly of ABS of the present invention receives speed-slackening signal, worked by electromagnetic valve group control valve body internal valves, and realize supercharging by internal logic operational method and Threshold Control Method, pressurize, the mode of operation of decompression, adapt to various operating mode, owing to adopting automatically controlled air brake vehicle, sensitiveer to the foot-operated reaction of chaufeur, more accurate to the judgement of deceleration and stopping performance, braking can be realized more rapidly, eliminate mechanical braking response time slow, the shortcomings such as braking traveling comfort difference, add pressure sensor simultaneously, compressed air brake cylinder pressure can be calculated more fast and accurately, to the judgement of compressed air brake cylinder pressure more accurately and timely, braking can be realized more rapidly, the present invention, also by arranging standby mouth of calming the anger on valve body, when electric loop is damaged, passing into high pressure gas by standby mouth of calming the anger and vehicle can be made to recover the braking of former car, being equivalent to EBS system and not participating in control for brake.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the present invention is described further;
Fig. 1 is the front elevation of the embodiment of the present invention;
Fig. 2 is the birds-eye view of the embodiment of the present invention;
Fig. 3 is the cutaway view of the embodiment of the present invention;
Fig. 4 is the cutaway view of electromagnetic valve group in the embodiment of the present invention.
Detailed description of the invention
Referring to figs. 1 through Fig. 4, the automatically controlled relay valve assembly of a kind of ABS of the present invention, comprise valve body 1 and electromagnetic valve component, the pressure sensor detecting compressed air brake cylinder pressure is provided with in valve body 1, valve body 1 has two primary stage ports 11, four air extractor ducts 12 and an exhausr port 13, two primary stage ports 11 connect vehicle air receiver respectively, four air extractor ducts 12 connect each compressed air brake cylinder of vehicle respectively, 2 air chambers 2 is symmetrically distributed with in valve body 1, air chamber 2 respectively with a primary stage port 11, two air extractor ducts 12 are connected with exhausr port 13, the valve that can control primary stage port 11 and whether be communicated with air extractor duct 12 is provided with in air chamber 2, air chamber 2 is provided with the main control piston 3 that can lean with valve, valve is controlled by the electromagnetic valve group connected with valve body 1.
As the preferred embodiment of the present invention, have the control gas port of by-pass valve control action in valve body 1, electromagnetic valve group controls gas port and whether is communicated with primary stage port 11, and electromagnetic valve group comprises two air inlets and moves iron core M1, M2 and two exhausts dynamic iron core M3, M4.
As the preferred embodiment of the present invention, valve body 1 also has a standby mouth 14 of calming the anger be connected with control gas port, and standby mouth 14 of calming the anger is connected for pressure valve with one.
Wherein symmetrical on valve body structure, two symmetrical left and right of primary stage port 11 in valve body 1, four air extractor ducts 12 are also symmetrical distributions, exhausr port 13 is arranged in the middle part of valve body, wherein, the structure of valve is described for the structure had on the left of valve body 1, the annular piston 32 that it has case bushing 31 and is enclosed within outside case bushing 31, Compress Spring 33 is provided with between case bushing 31 and annular piston 32, annular piston 32 pushes up toward the direction away from case bushing 31 by the elastic force of Compress Spring 33, valve is mainly by being positioned at main control piston 3 drive actions of air chamber 2, main control piston 3 to be arranged in air chamber 1 and air chamber is separated into a left side, right two parts, a part can be connected with primary stage port 11 by the action of electromagnetic valve group, be called G chamber, the pressure of its correspondence be P1(accordingly, on the right side of valve body, also there is G1 chamber, its corresponding pressure is P3), another part is connected with the air extractor duct 12 being positioned at left side, is called K chamber, the pressure of its correspondence be P2(accordingly, on the right side of valve body, also have K1 chamber, its corresponding pressure is P4).When the pressure in G chamber is greater than the pressure in K chamber, i.e. P1 > P2, then main control piston 3 action compresses spring 33 is pushed open with by annular piston 32, and valve is corresponding to be opened, and the primary stage port 11 being positioned at left side is connected with air extractor duct 12; As P1=P2, Compress Spring 33 resets, and valve is corresponding closedown also, and the primary stage port 11 being positioned at left side is not communicated with air extractor duct 12; As P1 < P2, main control piston 3 gets back to most initial position, and the air extractor duct 12 being positioned at left side is connected with exhausr port 13, and air extractor duct 12 pressure on the left of being positioned at is discharged by exhausr port 13.Accordingly, the principle of work on the right side of valve body is identical.
The automatically controlled relay valve assembly of ABS of the present invention 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 relay valve work (supercharging-pressurize-decompression), thus ensure that back axle compressed air brake cylinder brake-pressure 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 normal vehicle operation, speed-slackening signal transmitter attonity, the controller of EBS system does not have speed-slackening signal, and relay valve is in normal open state, and because primary stage port 11 is connected with vehicle air receiver, then it maintains high pressure gas; But for calming the anger mouth 14 without air pressure, annular piston 32 is extruded by Compress Spring 33 elastic force, valve closing.Two primary stage ports 11 and K chamber, K1 chamber are all obstructed, and namely obstructed with four air extractor ducts 12, now each air extractor duct 12 communicates with exhausr port 13.
When the action of speed-slackening signal transmitter, the controller of EBS system receives the instruction of speed-slackening signal transmitter, relay valve work is commanded according to the signal of stroke sensor in speed-slackening signal transmitter, electromagnetic valve in relay 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: primary stage port 11 maintains high pressure gas; For calming the anger mouth 14 without air pressure, iron core M1, M2 are moved in air inlet and iron core M3, M4 action is simultaneously moved in exhaust, and high pressure gas is moved iron core M1, M2 respectively through air inlet and entered G chamber, G1 chamber; Now P1 > P2, P3 > P4, the elastic force that main control piston 3 overcomes corresponding Compress Spring 33 is moved and is pushed open by its corresponding annular piston 32, thus makes corresponding valve open.Two primary stage ports 11 communicate with K chamber, K1 chamber, namely communicate with four air extractor ducts 12, and the pressure of four air extractor ducts 12 increases.
Pressurize: when pressure is constantly in increase, until when P1=P2, P3=P4, the elastic force that main control piston 3 cannot overcome corresponding Compress Spring 33 will oppositely move until Compress Spring 33 resets completely, now corresponding valve closing, two primary stage ports 11 and K chamber, K1 chamber are obstructed, namely obstructed with four air extractor ducts 12, now air extractor duct 12 does not also communicate with exhausr port 13.
Decompression: as P1 < P2, P3 < P4, main control piston 3 will oppositely move back to most initial position, now corresponding valve closing, primary stage port 11 and K chamber, K1 chamber are obstructed, namely obstructed with four air extractor ducts 12, four air extractor ducts 12 are discharged by exhausr port 13 with the pressure in K chamber, K1 chamber.
Set forth lower working process of the present invention below: the control process of the automatically controlled relay valve assembly of ABS of the present invention can be divided into the stages such as brake-pressure increase, brake-pressure maintenance, brake-pressure reduction.
1. brake-pressure increases process:
1-1. supercharging simultaneously
When stepping on speed-slackening signal transmitter, iron core M1 is moved in two air inlets, M2 and two the dynamic iron core M3 of exhaust, M4 action simultaneously, now two primary stage ports 11 in left and right maintain high pressure gas, for calming the anger mouth 14 without air pressure, high pressure gas moves iron core M1 respectively through two air inlets, M2 enters G chamber, G1 chamber, now P1 > P2, P3 > P4, two, left and right main control piston 3 is moved and extrudes Compress Spring 33, push open with by annular piston 32, valve is corresponding to be opened, two primary stage ports 11 and K chamber, K1 chamber communicates, namely communicate with four air extractor ducts 12, four air extractor duct 12 pressure increase, namely the pressure in compressed air brake cylinder increases sharply.
The independent supercharging of 1-2.
The present invention can also carry out independent supercharging to the air extractor duct 12 of left and right either side.When carrying out supercharging if do not want to the air extractor duct 12 being positioned at left side, iron core M1 is moved in air inlet and the dynamic iron core M3 of exhaust is failure to actuate, then enter G chamber without high pressure gas, the annular piston 32 being positioned at left side is not pushed open by main control piston 3, the primary stage port 11 being positioned at left side is obstructed with K chamber, namely obstructed with the air extractor duct 12 being positioned at left side, then air extractor duct 12 pressure in left side does not increase; Iron core M2 action is moved in air inlet, the dynamic iron core M4 action of exhaust, high pressure gas enters G1 chamber, the annular piston 32 being positioned at right side is pushed open by main control piston 3, corresponding valve is corresponding to be opened, the primary stage port 11 being positioned at right side communicates with K1 chamber, namely communicates with the air extractor duct 12 being positioned at right side, and air extractor duct 12 pressure being positioned at right side increases.Otherwise when carrying out supercharging if do not want to the air extractor duct 12 being positioned at right side then.
2. pressure maintaining period:
2-1. pressurize simultaneously
Standby calm the anger mouth 14 without air pressure, air inlet is moved iron core M1, M2 and is failure to actuate, dynamic iron core M3, M4 action of exhaust, and the path of G chamber, G1 chamber and two primary stage ports 11 is closed, and it has pressure P 1, P3, works as P1=P2; During P3=P4, corresponding Compress Spring 33 resets and makes corresponding valve closing, and two primary stage ports 11 and K chamber, K1 chamber are obstructed, namely obstructed with four air extractor ducts 12.Now four air extractor ducts 12 also do not communicate with exhausr port 13, and the pressure of four air extractor ducts 12 is maintained.
The independent pressurize of 2-2.
The present invention can also carry out pressurize to the air extractor duct 12 of left and right either side.During as only carried out pressurize to the air extractor duct 12 being positioned at left side, for calming the anger mouth 14 without air pressure, then air inlet is moved iron core M1 and is failure to actuate, the dynamic iron core M3 action of exhaust, G chamber is closed, as P1=P2 with the intake channel of standby mouth 14 of calming the anger, the Compress Spring 33 being positioned at left side resets and makes corresponding valve closing, the primary stage port 11 being positioned at left side is obstructed with K chamber, and namely obstructed with the air extractor duct 12 being positioned at left side, air extractor duct 12 pressure being positioned at left side is maintained.Now will there be two kinds of situations to the control of air extractor duct 12 pressure being positioned at right side: one is that air inlet is moved iron core M2 and is failure to actuate, the dynamic iron core M4 of exhaust is failure to actuate, K1 cavity pressure is discharged by exhausr port 13, cause P3<P4, the main control piston 3 being positioned at right side moves to most initial position, corresponding valve open, the pressure being positioned at the air extractor duct 12 on right side is discharged by exhausr port 13; Two is that iron core M2 action is moved in air inlet, the dynamic iron core M4 action of exhaust, standbyly calms the anger mouth 14 without air pressure, the air extractor duct 12 being positioned at right side continue supercharging until P3=P4 time, the Compress Spring 33 being positioned at right side resets and enters pressurize.Otherwise during as only carried out pressurize to the air extractor duct 12 being positioned at right side and controlling accordingly the air extractor duct 12 being positioned at left side then.
3. decompression process:
3-1. reduces pressure simultaneously
Four air extractor ducts 12 are reduced pressure simultaneously.Air inlet is moved iron core M1, M3 and is failure to actuate, exhaust dynamic iron core M2, M4 are failure to actuate, for calming the anger mouth 14 without air pressure, G chamber, G1 cavity pressure are discharged by standby mouth 14 of calming the anger, and cause P1 < P2, P3 < P4, and main control piston 3 moves to most initial position, corresponding valve open, the pressure of four air extractor ducts 12 is discharged by exhausr port 13, the pressure of four air extractor ducts 12 reduces.
3-2. reduces pressure separately
The present invention can also be reduced pressure to the air extractor duct 12 of left and right either side.As only reduced pressure to the air extractor duct 12 being positioned at left side, air inlet is moved iron core M1 and is failure to actuate, the dynamic iron core M3 of exhaust is failure to actuate, for calming the anger mouth 14 without air pressure, G cavity pressure is discharged by exhausr port 13, causes P1<P2, main control piston 3 moves to most initial position, corresponding valve open, the pressure being positioned at the air extractor duct 12 in left side is discharged by exhausr port 13, and the pressure being positioned at the air extractor duct 12 in left side reduces; Otherwise as only reduced pressure corresponding control then to the air extractor duct 12 being positioned at right side.
4. for hydraulic circuit start-up course:
When the electric loop of ABS of the present invention automatically controlled relay valve assembly is damaged, the standby hydraulic circuit of back axle directly can control relay valve and carry out back axle braking, now relay valve is directly subject to the control of speed-slackening signal transmitter, be equivalent to EBS system and do not participate in control for brake, vehicle recovers the braking of former car, namely standby pressure valve work makes high pressure gas enter G chamber through standby mouth 14 of calming the anger, G1 chamber, now P1 > P2, P3 > P4, the elastic force that main control piston 3 overcomes corresponding Compress Spring 33 is moved and is pushed open by its corresponding annular piston 32, thus make corresponding valve open.Two primary stage ports 11 communicate with K chamber, K1 chamber, namely communicate with four air extractor ducts 12, and the pressure increase of four air extractor ducts 12 is braked.
By reference to the accompanying drawings embodiments of the present invention are explained in detail above, but the invention is not restricted to above-mentioned embodiment, in the ken that described technical field those of ordinary skill possesses, various change can also be made under the prerequisite not departing from present inventive concept.
Claims (5)
1. the automatically controlled relay valve assembly of ABS, it is characterized in that: comprise valve body and electromagnetic valve component, the pressure sensor detecting compressed air brake cylinder pressure is provided with in described valve body, described valve body has two primary stage ports, at least four air extractor ducts and an exhausr port, two described primary stage ports connect vehicle air receiver respectively, four described air extractor ducts connect each compressed air brake cylinder of vehicle respectively, 2 air chambers is symmetrically distributed with in described valve body, described air chamber respectively with a primary stage port, two air extractor ducts are connected with exhausr port, the valve that can control primary stage port and whether be communicated with air extractor duct is provided with in described air chamber, described air chamber is provided with the main control piston that can lean with valve, described valve is controlled by the electromagnetic valve group connected with valve body.
2. the automatically controlled relay valve assembly of ABS according to claim 1, it is characterized in that: the control gas port in described valve body with by-pass valve control action, described electromagnetic valve group controls gas port and whether is communicated with primary stage port, and described electromagnetic valve group comprises two air inlets and moves iron core and two dynamic iron cores of exhaust.
3. the automatically controlled relay valve assembly of ABS according to claim 2, is characterized in that: described valve body also has a standby mouth of calming the anger be connected with control gas port, and described standby mouth of calming the anger is connected for pressure valve with one.
4. the automatically controlled relay valve assembly of ABS according to claim 1, is characterized in that: described valve body is also provided with central controller interface and speed-slackening signal transmitter interfaces.
5. the automatically controlled relay valve assembly of ABS according to claim 4, 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 |
|---|---|---|---|
| CN201410538139.1A CN104309601A (en) | 2014-10-13 | 2014-10-13 | Electronic control relay valve assembly of anti-lock brake system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410538139.1A CN104309601A (en) | 2014-10-13 | 2014-10-13 | Electronic control relay valve assembly of anti-lock brake system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104309601A true CN104309601A (en) | 2015-01-28 |
Family
ID=52364970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410538139.1A Pending CN104309601A (en) | 2014-10-13 | 2014-10-13 | Electronic control relay valve assembly of anti-lock brake system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104309601A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774789A (en) * | 2016-05-25 | 2016-07-20 | 瑞立集团瑞安汽车零部件有限公司 | Universal integrated light ABS electromagnetic valve |
| CN106114486A (en) * | 2016-07-14 | 2016-11-16 | 徐州重型机械有限公司 | A kind of ABS electric-controlled relay valve |
| CN106882174A (en) * | 2017-03-02 | 2017-06-23 | 南京理工大学 | Relay valve and the electronic brake system based on relay valve |
| CN107215327A (en) * | 2017-06-15 | 2017-09-29 | 南京理工大学 | Air-pressure type electronic parking braking pile-up valve |
| CN107600059A (en) * | 2017-10-11 | 2018-01-19 | 浙江万安科技股份有限公司 | Integrated form relay valve band ABS electromagnetism valve assemblies |
| CN108327697A (en) * | 2018-03-14 | 2018-07-27 | 瑞立集团瑞安汽车零部件有限公司 | A kind of integrated form EBS rear axle brake apparatus |
| CN110733486A (en) * | 2019-05-14 | 2020-01-31 | 东莞市粤熙实业有限公司 | automobile intelligent digital electric control air brake valve control method and device |
| CN113753000A (en) * | 2021-09-26 | 2021-12-07 | 瑞安市瀚德车辆部件有限公司 | ABS integrated valve |
| CN114954395A (en) * | 2022-06-09 | 2022-08-30 | 广州瑞立科密汽车电子股份有限公司 | Waterproof type anti-lock braking control module and commercial car |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3931761A1 (en) * | 1989-09-22 | 1991-04-04 | Knorr Bremse Ag | Vehicular electropneumatic brake control valve with relay function - uses two magnetic valves controlling pressure above relay piston which establishes connections to compressor and extractor |
| CN201021275Y (en) * | 2006-12-22 | 2008-02-13 | 钟奋强 | Combined regulator |
| CN201021274Y (en) * | 2006-12-22 | 2008-02-13 | 钟奋强 | Single channel pressure regulator |
| US20080288151A1 (en) * | 2003-12-23 | 2008-11-20 | Bendix Commercial Vehicle Systems Llc | Control Module for Single 3/2 Solenoid Controlled Relay Valve |
| CN201506349U (en) * | 2009-07-09 | 2010-06-16 | 长沙中联重工科技发展股份有限公司 | Electrically controlled air brake of crane |
| CN202593490U (en) * | 2012-04-16 | 2012-12-12 | 广州市科密汽车制动技术开发有限公司 | Three-channel ABS (Anti Lock Brake System) system |
| CN203318401U (en) * | 2013-06-25 | 2013-12-04 | 瑞立集团瑞安汽车零部件有限公司 | EBS (electronic braking system) relay valve |
| CN203472847U (en) * | 2013-09-29 | 2014-03-12 | 陕西重型汽车有限公司 | Novel multifunctional relay valve |
| CN203739871U (en) * | 2014-03-24 | 2014-07-30 | 陕西重型汽车有限公司 | Electrical control air pressure service brake device of heavy-duty truck |
-
2014
- 2014-10-13 CN CN201410538139.1A patent/CN104309601A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3931761A1 (en) * | 1989-09-22 | 1991-04-04 | Knorr Bremse Ag | Vehicular electropneumatic brake control valve with relay function - uses two magnetic valves controlling pressure above relay piston which establishes connections to compressor and extractor |
| US20080288151A1 (en) * | 2003-12-23 | 2008-11-20 | Bendix Commercial Vehicle Systems Llc | Control Module for Single 3/2 Solenoid Controlled Relay Valve |
| CN201021275Y (en) * | 2006-12-22 | 2008-02-13 | 钟奋强 | Combined regulator |
| CN201021274Y (en) * | 2006-12-22 | 2008-02-13 | 钟奋强 | Single channel pressure regulator |
| CN201506349U (en) * | 2009-07-09 | 2010-06-16 | 长沙中联重工科技发展股份有限公司 | Electrically controlled air brake of crane |
| CN202593490U (en) * | 2012-04-16 | 2012-12-12 | 广州市科密汽车制动技术开发有限公司 | Three-channel ABS (Anti Lock Brake System) system |
| CN203318401U (en) * | 2013-06-25 | 2013-12-04 | 瑞立集团瑞安汽车零部件有限公司 | EBS (electronic braking system) relay valve |
| CN203472847U (en) * | 2013-09-29 | 2014-03-12 | 陕西重型汽车有限公司 | Novel multifunctional relay valve |
| CN203739871U (en) * | 2014-03-24 | 2014-07-30 | 陕西重型汽车有限公司 | Electrical control air pressure service brake device of heavy-duty truck |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105774789B (en) * | 2016-05-25 | 2018-04-20 | 瑞立集团瑞安汽车零部件有限公司 | A kind of general integrated form lightweight ABS solenoid valves |
| CN105774789A (en) * | 2016-05-25 | 2016-07-20 | 瑞立集团瑞安汽车零部件有限公司 | Universal integrated light ABS electromagnetic valve |
| CN106114486A (en) * | 2016-07-14 | 2016-11-16 | 徐州重型机械有限公司 | A kind of ABS electric-controlled relay valve |
| CN106114486B (en) * | 2016-07-14 | 2019-01-04 | 徐州重型机械有限公司 | A kind of ABS electric-gas control relay valve |
| CN106882174A (en) * | 2017-03-02 | 2017-06-23 | 南京理工大学 | Relay valve and the electronic brake system based on relay valve |
| CN107215327B (en) * | 2017-06-15 | 2023-11-17 | 南京理工大学 | Pneumatic electronic parking brake integrated valve |
| CN107215327A (en) * | 2017-06-15 | 2017-09-29 | 南京理工大学 | Air-pressure type electronic parking braking pile-up valve |
| CN107600059A (en) * | 2017-10-11 | 2018-01-19 | 浙江万安科技股份有限公司 | Integrated form relay valve band ABS electromagnetism valve assemblies |
| CN107600059B (en) * | 2017-10-11 | 2024-01-12 | 浙江万安科技股份有限公司 | Integrated relay valve with ABS electromagnetic valve assembly |
| CN108327697A (en) * | 2018-03-14 | 2018-07-27 | 瑞立集团瑞安汽车零部件有限公司 | A kind of integrated form EBS rear axle brake apparatus |
| CN110733486A (en) * | 2019-05-14 | 2020-01-31 | 东莞市粤熙实业有限公司 | automobile intelligent digital electric control air brake valve control method and device |
| CN113753000A (en) * | 2021-09-26 | 2021-12-07 | 瑞安市瀚德车辆部件有限公司 | ABS integrated valve |
| CN114954395A (en) * | 2022-06-09 | 2022-08-30 | 广州瑞立科密汽车电子股份有限公司 | Waterproof type anti-lock braking control module and commercial car |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104309601A (en) | Electronic control relay valve assembly of anti-lock brake system | |
| CN101913351B (en) | Pneumatic braking system, crane with pneumatic braking system and pneumatic braking method | |
| CN106494380B (en) | Composite piston type proportional relay valve and control method of relay valve | |
| CN107826095A (en) | A kind of unmanned commercial car electric controlled brake system | |
| CN200939875Y (en) | Electronic controlled braking system for medium heavy duty automobile | |
| CN109823331B (en) | Composite proportional relay valve for vehicle electric control air brake system and control method | |
| CN106114486B (en) | A kind of ABS electric-gas control relay valve | |
| CN210106460U (en) | Automatically controlled automatic air-vent valve towards vehicle air brake | |
| CN103534152A (en) | Parking brake device | |
| CN107097770B (en) | Air brake valve for railway carriage | |
| CN204184341U (en) | The automatically controlled relay valve assembly of a kind of ABS | |
| CN109733364B (en) | Automatic pressure regulating valve for vehicle electric control air brake system and control method | |
| CN106573603A (en) | Method for controlling a service brake device actuated by a service brake valve device as well as service brake device | |
| CN204956462U (en) | Electronic braking system uses automatically controlled relay valve | |
| CN105329229A (en) | Car and braking system of car | |
| CN202481072U (en) | Relay valve used for rail traffic vehicle through electric pneumatic braking system | |
| US6318812B1 (en) | Vent valve for electropneumatic brake control valve | |
| KR20180115401A (en) | ABS brake device for vehicles | |
| CN105008193A (en) | Fluid-pressure brake device for vehicle | |
| CN104354690A (en) | Pressure control device of brake cylinder of rail vehicle and control method of pressure control device | |
| CN202429194U (en) | Dual-channel electrical control relay valve of ABS (Anti-lock Brake System) | |
| CN107531224A (en) | Trailer brake system | |
| CN105365805A (en) | Pneumatic braking system capable of preventing vehicle from having malfunctions | |
| CN204870980U (en) | Automatically controlled bridge of EBS single channel accuse valve assembly | |
| CN107521481A (en) | A kind of integrated form quick release valve provided with electromagnetic valve assembly |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 510663 Guangdong province Guangzhou Science City, Guangzhou economic and Technological Development Zone Nanxiang branch No. 1 Applicant after: Guangzhou Ruili Comet automobile electronic Limited by Share Ltd Address before: 510663 Guangdong province Guangzhou Science City, Guangzhou economic and Technological Development Zone Nanxiang branch No. 1 Applicant before: GUANGZHOU KORMEE AUTOMOTIVE ELECTRONIC CONTROL TECHNOLOGY CO., LTD. |
|
| COR | Change of bibliographic data | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150128 |
|
| RJ01 | Rejection of invention patent application after publication |