CN208134316U - A kind of EBS bridge control device and the automobile for installing the device - Google Patents
A kind of EBS bridge control device and the automobile for installing the device Download PDFInfo
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- CN208134316U CN208134316U CN201820347365.5U CN201820347365U CN208134316U CN 208134316 U CN208134316 U CN 208134316U CN 201820347365 U CN201820347365 U CN 201820347365U CN 208134316 U CN208134316 U CN 208134316U
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- control device
- valve
- bridge control
- solenoid valve
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- 238000007789 sealing Methods 0.000 claims abstract description 19
- 230000003584 silencer Effects 0.000 claims description 9
- 230000033001 locomotion Effects 0.000 claims description 8
- 230000009471 action Effects 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 4
- 239000010687 lubricating oil Substances 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 13
- 230000003068 static effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000006837 decompression Effects 0.000 description 5
- 210000004907 gland Anatomy 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000003780 insertion Methods 0.000 description 4
- 230000037431 insertion Effects 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000001419 dependent effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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Abstract
The utility model provides a kind of EBS bridge control device and installs the automobile of the device, wherein, device includes pneuamtic part and electric control part, pneuamtic part includes valve body, upper cover, piston, valve member, muffler, electric control part includes electromagnetic coil assembly, and electric control part is located in control cover plate assembly, and electromagnetic coil assembly includes back pressure solenoid valve, exhaust solenoid valve, intake solenoid valve, each solenoid valve is arranged side by side, and fixes on a mounting board together with pressure sensor assembly.The utility model is integrated with pressure sensor assembly by electromagnetic coil assembly, and be arranged outside pneuamtic part, the structure design of pneuamtic part is simplified, while electric control part components are integrated on a mounting board, facilitate installation, saves installation space and easy to disassemble.In addition, traditional face seal en-hancement is linear lip seal by the valve seal lip of valve member, the sealing performance of product is considerably increased, the stability safety in vehicle braking is improved.
Description
Technical field
The utility model relates to vehicle brake assemblies technical field more particularly to a kind of EBS bridge control device and the dress is installed
The automobile set.
Background technique
With the development of automobile auto industry, EBS systematic difference is more and more extensive.Electric controlled brake system EBS is anti-
Grow up on the basis of Antilock brake system, is mainly used for improving the braking ability of commercial vehicle.It is a kind of with braking sound
It is fast between seasonable, compared to abs braking apart from shorter, cover the functional automobile active safety devices of ABS institute.Bridge control device be suitable
It answers electric controlled brake system EBS and develops, generally comprise electric control part and relay valve portion.EBS system, which has, prevents wheel from embracing
Extremely, the automotive safety electric control braking system for the advantages that shortening automobile brake distance, reducing tire wear, prevent Vehicle Driving Wandering, whipping
System, it is based on ABS anti-lock braking system and works.In wheel close in the case where locking, corresponding wheel brake pressure will be released
It puts and acceleration period is kept constant again requiring or measuring wheel, be stepped up brake pressure after accelerating again.Quite
In to each wheel individually intelligent electric-controlled " point is stopped ".
The automatically controlled servo valve assembly of the prior art, the components such as the electromagnetic coil component of electric control part and pressure sensor one
As need to be installed separately, design is complicated, occupied space is big, dismounting is cumbersome.And the valve of relay valve portion generally uses face close
Envelope, as shown in figure 12, this conventional seals mode performance is unstable, the easy gas leakage of sealing element, and sealing performance is big after wearing
Big decline.
Such as application No. is the patents of CN201520508491.0 to disclose a kind of automatically controlled bridge control valve assembly of EBS single channel,
It includes valve body, electromagnetic valve component and pressure sensor assembly, and valve body has a primary air inlet, at least two gas outlets and one
A exhaust outlet, primary air inlet connect vehicle gas receiver, and two gas outlets are separately connected each brake chamber of vehicle, are provided in valve body
One gas chamber being connected with primary air inlet, gas outlet and exhaust outlet is provided in gas chamber gas chamber being divided into epicoele and cavity of resorption
Piston, the controlled movement of piston along the vertical direction in the electromagnetic valve component being connect with valve body, under intracavitary be provided with controllable master
Valve whether air inlet is connected to gas outlet, valve are controlled by the movement of piston along the vertical direction.Though the patent is in certain journey
The design of relay valve is simplified on degree, but the design of electric control part does not improve, there are still asking for the complicated dismounting inconvenience of design
Topic, meanwhile, the valve sealing member sealing performance of the patent is also unstable.
Utility model content
In order to overcome above-mentioned the problems of the prior art, the utility model provides a kind of EBS bridge control device and installation should
The automobile of device, wherein device includes pneuamtic part and electric control part, and pneuamtic part includes valve body, upper cover, piston, valve group
Part, muffler, electric control part include electromagnetic coil assembly, and electric control part is located in control cover plate assembly, electromagnetic coil assembly packet
Back pressure solenoid valve, exhaust solenoid valve, intake solenoid valve are included, each solenoid valve is arranged side by side, and solid together with pressure sensor assembly
Determine on a mounting board.It controls and wiring board gland is set in cover plate assembly, the wiring board gland is connected by small buckle and wiring board
It connects, plays protection circuit plate and avoid its short circuit.
Preferably, mounting plate is fixedly connected with valve body by interior hexagonal flower-shape roller screw.
Any of the above-described scheme is preferably, and the first air inlet and the first output is arranged in valve body left end in the pneuamtic part
Mouthful, the second air inlet and the second delivery outlet is arranged in valve body right end.
Any of the above-described scheme is preferably, and is connected outside the first air inlet and the second air inlet with gas source, the first air inlet
With setting filter screen inside the second air inlet for filtering gas.
Any of the above-described scheme is preferably, and upper cover epicoele, upper cover epicoele and control mouth are formed between upper cover and upper piston area
Connection.
Any of the above-described scheme is preferably, and baffle assembly is arranged in piston exterior, is play the guiding role in piston up-down
And positioning action.
Any of the above-described scheme is preferably, and valve member is arranged in piston lower portion, contacts outside valve member with valve seat, interior
Valve return spring is arranged in portion, and valve return spring is mounted in spring base.
Any of the above-described scheme is preferably, and seal lip and spring base movable sealing is arranged in valve member top.
Any of the above-described scheme is preferably, and the seal lip includes line style seal lip.
Any of the above-described scheme is preferably, and multi-layer groove, including v-depression or arc are arranged inside the line style seal lip
Connected in star.
Any of the above-described scheme is preferably, and the inside grooves setting lubricating oil is for reducing piston motion resistance.
Any of the above-described scheme is preferably, and valve body lower portion setting muffler seat is connect with muffler.
Any of the above-described scheme is preferably, and silencer is by lock fastening in lower valve body.
Any of the above-described scheme is preferably, and electromagnetic coil assembly and pressure sensor assembly are with control cover plate assembly by connecing
Plug-in unit connection.
Any of the above-described scheme is preferably, and control cover plate assembly is connected with ECU by harness.EBS electronic control unit ECU,
It is the core controller of EBS system.The function of the automatically controlled list ECU of EBS is to be inputted according to the program and data of its memory to sensor
Information carry out operation, processing, judgement, then output order, certain control information is provided to each component of EBS.EBS electricity
Control unit ECU is made of microcomputer, input, output and control circuit etc..
Any of the above-described scheme is preferably, and intake solenoid valve is connected to air inlet.
Any of the above-described scheme is preferably, and pressure sensor assembly is connected to input hole.
Any of the above-described scheme is preferably, and exhaust solenoid valve, the first delivery outlet, the second delivery outlet are connected to silencer.
Any of the above-described scheme is preferably, and back pressure solenoid valve is connected to control mouth.
The utility model also provides a kind of automobile, and EBS bridge control device includes EBS bridge control dress described in any of the above embodiments
It sets.
The utility model is integrated with pressure sensor assembly by electromagnetic coil assembly, and is arranged outside pneuamtic part
Portion simplifies the structure design of pneuamtic part, while electric control part components are integrated on a mounting board, facilitate installation, save
Installation space and easy to disassemble.In addition, traditional face seal en-hancement is linear lip by the valve seal lip of valve member
Sealing, considerably increases the sealing performance of product, improves the stability safety in vehicle braking.ECU passes through automatically controlled program
Control make braking more intelligent, act synergistically with electromagnetic coil assembly and pressure sensor assembly etc., preferably allow automobile
Electrification and program intelligence, the different information fed back at different conditions according to automobile (such as：Speed, dynamic regime, braking shape
State), information feedback acts ECU based on the received to control electromagnetic coil assembly, the device energy monitor automobile air brake
System row cart braking pressure guarantees that braking pressure is higher than minimum safe braking pressure, improves the safety of braking system.
Detailed description of the invention
Fig. 1 is the one preferred embodiment schematic diagram of EBS bridge control device according to the utility model.
Fig. 2 is the A-A sectional view of Fig. 1 shown device.
Fig. 3 is the B-B sectional view of Fig. 2 shown device.
Fig. 4 is the C-C sectional view of Fig. 3 shown device.
Fig. 5 is the D-D sectional view of Fig. 3 shown device.
Fig. 6 is the E-E sectional view of Fig. 3 shown device.
Fig. 7 is the working principle diagram according to one preferred embodiment of EBS bridge control device of the utility model.
Fig. 8 is to be preferably implemented according to the electromagnetic coil assembly one of the EBS bridge control device band pressure sensor of the utility model
It illustrates and is intended to.
Fig. 9 is the top view of Fig. 8 shown device.
Figure 10 is the right view of Fig. 8 shown device.
Figure 11 is the M-M sectional view of Fig. 9 shown device.
Figure 12 is prior art face seal lip schematic diagram.
Figure 13 is one line style seal lip of EBS bridge control device, the one preferred embodiment schematic diagram according to the utility model.
Figure 14 is Figure 13 enlarged view at I.
Figure 15 is Figure 13 enlarged view at II.
It illustrates：
1- filter screen, 2- pressure sensor assembly, 3- muffler, 4- valve body, 5- wiring board gland, 6- control cover board group
Part, 7- upper cover, 8- piston, 9- baffle assembly, 10- valve seat, 11- valve member, 12- valve return spring, 13- spring base,
14- muffler seat, 15- electromagnetic coil assembly, hexagonal flower-shape roller screw in 16-, 17- back pressure solenoid valve, 18- are vented electromagnetism
Valve, 19- intake solenoid valve, 20- connector, 21- mounting plate, 22- program board, 23- is to insertion terminal, 24- coil windings group
Part, 25- dynamic iron core, 26- static iron core, the first air inlet of P11-, the second air inlet of P12-, the first delivery outlet of P21-, P22 second
Delivery outlet, P4- control mouth, P3- exhaust outlet.
Specific embodiment
In order to be further understood that the content of the utility model, the utility model is made more below in conjunction with specific embodiment
For detailed description, embodiment only has exemplary effect to the utility model, without the effect of any restrictions；It is any
The insubstantial modifications that those skilled in the art make on the basis of the utility model all should belong to the utility model protection
Range.
Embodiment 1
As shown in Figure 1 and Figure 5, a kind of EBS bridge control device, including pneuamtic part and electric control part, pneuamtic part include valve
Body 4, upper cover 7, piston 8, valve member 11, muffler 3, electric control part include electromagnetic coil assembly 15, and electric control part is located at control
In cover plate assembly 6 processed, controlling cover plate assembly 6 includes program board 22 and control lid, and passes through two to insertion terminal with ECU
23 connect (such as Fig. 5), and top is to 23 model C -1-1564414-1-g of insertion terminal in the present embodiment, to slotting model C D-
1703639-J2；Lower section is to 23 model C -2-1703808-1-j of insertion terminal, to slotting model c-2-1418390-1-j.Electromagnetic coil
Component 15 includes back pressure solenoid valve 17, exhaust solenoid valve 18, intake solenoid valve 19, and each solenoid valve is arranged side by side, and is passed with pressure
Sensor component 2 is fixed on together on mounting plate 21.It controls and wiring board gland 5, the wiring board gland 5 is set in cover plate assembly 6
It is connected by small buckle with wiring board, plays protection circuit plate and avoid its short circuit.
As shown in figures 3 and 8, mounting plate 21 is fixedly connected with valve body 4 by interior hexagonal flower-shape roller screw 16, in this reality
It applies in example, mounting plate 21 then plays the role of support bracket fastened, and each solenoid valve is fixed on valve body 4 by 2-M6 screw.
In the present embodiment, the first air inlet P11 and the first delivery outlet P21 is arranged in 4 left end of valve body in the pneuamtic part,
The second air inlet P12 and the second delivery outlet P22 is arranged in 4 right end of valve body.
In the present embodiment, be connected outside the first air inlet P11 and the second air inlet with gas source, the first air inlet P11 with
Setting filter screen 1 is for filtering gas inside second air inlet P12.
As shown in Figure 2 in the present embodiment, 7 epicoele of upper cover, 7 epicoele of upper cover and control are formed between 8 top of upper cover 7 and piston
Donsole P4 connection.
In the present embodiment, baffle assembly 9 is set outside piston 8, play the guiding role and positions when piston 8 moves up and down
Effect.
In the present embodiment, valve member 11 is arranged in 8 lower part of piston, and 11 outside of valve member is contacted with valve seat 10, interior
Valve return spring 12 is arranged in portion, and valve return spring 12 is mounted in spring base 13.
In the present embodiment, 11 top of valve member setting seal lip and 13 movable sealing of spring base.
In the present embodiment, setting muffler seat 14 in 4 lower part of valve body is connect with muffler 3.
In the present embodiment, silencer is by lock fastening in lower valve body 4.
In the present embodiment, electromagnetic coil assembly 15 and pressure sensor assembly 2 and control cover plate assembly 6 pass through connector
20 connections, as shown in Figure 10.
In the present embodiment, control cover plate assembly 6 is connected with ECU by harness, realizes the reception and feedback of signal.
In the present embodiment, when intake solenoid valve 19 works, intake solenoid valve 19 is connected to air inlet, as shown in Figure 5.
In the present embodiment, pressure sensor assembly 2 is connected to input hole, as shown in Figure 6.
In the present embodiment, when exhaust solenoid valve 18 works, exhaust solenoid valve 18, the first delivery outlet P21, the second output
Mouth P22 is connected to silencer, as shown in Figure 6.
In the present embodiment, back pressure solenoid valve 17 is connected to control mouth P4, as shown in Figure 3.
The present embodiment also provides a kind of automobile, and EBS bridge control device includes EBS bridge control device described in any of the above embodiments.
At work, the EBS bridge control device of the utility model can be implemented to brake by automatically controlled, gas control (non-automatically controlled)；Institute
State it is automatically controlled refer to that EBS bridge control device receives external power supply and feeds back the electric signal that comes, by electromagnetic coil assembly 15 by telecommunications
Atmospheric pressure number is converted to, then this atmospheric pressure is transported to each chamber and implements braking；The gas control refers to that external air source is directly logical
It crosses control mouth P4 to enter in EBS bridge control device, the delivery outlet of EBS bridge control device is made to implement braking.
For vehicle when exercising, compressed air has gas by the first air inlet P11 and the second air inlet P12, air inlet always
Pressure, and enter in valve body 4 after the filtering of filter screen 1, valve member 11 is closure at this time.
When vehicle exercises conventional brake (pressurization stages), electromagnetic valve component all no powers work, suitable EBS braking system
In pressurization stages.Driver steps on foot brake valves, and compressed air is by control mouth P4, and back pressure solenoid valve 17 is normally opened at this time, at this time
P4 mouthfuls of air pressure flows to path：P4-a-b-c-d-e-h-i (such as Fig. 3 and Fig. 4) finally enters 7 epicoele of upper cover, pushes piston 8
It moves down, baffle assembly 9 is motionless, and baffle assembly 9 plays 8 guiding role of piston and positioning action；Piston 8, which moves down, opens valve member
11, valve member 11 and valve seat 10 are formed separately air inlet gap, and 19 doorway of intake solenoid valve is opened at this time, compressed air from
Air inlet reaches the first delivery outlet P21 and the second delivery outlet P22, then reaches each brake chamber and provide brake pressure to brake,
And 11 two seal lips of valve member and spring base 13 keep movable sealing state.When conventional brake pressurization stages, first is defeated
Outlet P21 and the second delivery outlet P22 is in pressure output state, electromagnetic valve component no power.
Automatically controlled anti-lock (packing stage)：Pressurization stages are connect, if EBS system passes through the slip rate and pressure of vehicle at this time
Sensor measures output braking pressure (such as Fig. 6) parameter detecting and goes out the pressure of brake chamber and cannot be further added by, and is further added by gas
The pressure of room is it is possible that the problems such as vehicle locking, and ECU can issue holding pressure control signal to the control terminal of solenoid valve, close to back
The coil windings component 24 of 17 static iron core 26 of pressure electromagnetic valve, which is powered, generates magnetic field, with 17 static iron core of back pressure solenoid valve, 26 collective effect
It is attracted air inlet dynamic iron core 25,17 dynamic iron core 25 of back pressure solenoid valve overcomes the spring force of spring, 17 static iron core 26 of pressure electromagnetic valve of supporting or opposing
Direction is mobile (such as Figure 11).Back pressure solenoid valve 17 is closed at this time, and air pressure flows to path and ended that (control mouth P4 is by back pressure at this time
17 dynamic iron core 25 of solenoid valve is in off state), a-b-c-d-e-h-i path pressure is not increasing at this time, makes piston 8 and valve
11 channel of component is ended, and can not be exported to delivery outlet, the air pressure of delivery outlet can not reach brake chamber.Brake chamber at this time
Pressure will not be further added by, be in state of pressure keeping.When packing stage, electromagnetic valve component back pressure solenoid valve 17 is in energized state.
When brake system of car is in releasing state (decompression phase), packing stage is connect, if EBS system passes through at this time
The slip rate and pressure sensor of vehicle measure the pressure needs that output braking pressure (such as Fig. 6) parameter detecting goes out brake chamber
When reduction, ECU can to the control terminal of solenoid valve issue Decompression Controlling signal, close to 18 static iron core 26 of exhaust solenoid valve coil around
Group component 24, which is powered, generates magnetic field, is attracted air inlet dynamic iron core 25 with 18 static iron core of exhaust solenoid valve, 26 collective effect, is vented electromagnetism
18 dynamic iron core 25 of valve overcomes the spring force of spring, mobile (such as Figure 11) to exhaust 26 direction of static iron core, while opening exhaust electricity
Magnet valve 18, control mouth P4 exhaust, piston upper chamber pressure is less than cavity of resorption, and piston 8 pushes the top of upper cover 7 under the action of lower cavity pressure
Portion, valve member 11 closes 19 doorway of intake solenoid valve under the effect of valve return spring 12 at this time, and exhaust outlet P3 is opened, the
One delivery outlet P21 and the second delivery outlet P22 gas pass through silencer noise elimination heel row to atmosphere (such as Fig. 6), and reaching makes brake chamber
The purpose of decompression, this is brake release process.It is piston upper chamber-i-h-e-j-k that solenoid valve vents, which flow through path, at this time, and defeated
Outlet P21 and P22 is directly arranged to exhaust outlet P3 (such as Fig. 3 and Fig. 4 and Fig. 6).When decompression phase, the back pressure electromagnetism of electromagnetic valve component
Valve 17 and exhaust solenoid valve 18 are in energized state.
The electronic control system braking process of ECU is to receive electric signal by controlling 6 external interface of cover plate assembly, through process
The control of sequence plate, the intake solenoid valve 19 of electromagnetic coil assembly 15 are powered, and introduce compressed air from air inlet, into 7 epicoele of upper cover,
Piston 8 is pushed to move downward, electromagnetic valve component intake solenoid valve 19 is opened at this time, and air pressure at this time flows to path and is： P11
(P12)-f-g-e-h-i (such as Fig. 3 and Fig. 4 and Fig. 5) reaches piston upper chamber, subsequent pressurization stage and packing stage and decompression phase
Working principle is the same as above-mentioned on-position.When pressure sensor assembly 2 detects at the first delivery outlet P21 and the second delivery outlet P22
Air pressure, the output pressure that will test are converted into Voltage Feedback and give ECU electronic control unit master controller, and ECU is transported by logical program
The exhaust solenoid valve 18 of control electric-control system, the on-off of intake solenoid valve 19 are calculated, when detecting pressure less than default cut-out pressure,
Intake solenoid valve 19 works, and compressed air enters piston upper chamber through intake solenoid valve 19, and piston 8 moves down, and intake solenoid valve 19
Mouth aperture is bigger, gives delivery outlet pressure supply.When the air pressure of delivery outlet is higher than preset value, ECU, which will control exhaust solenoid valve 18, to be compressed
Air arranges the degassing function that relay valve is completed to atmosphere.
ECU electronic control unit issues bridge single channel module before dependent instruction controls by CAN bus inside EBS, thus in making
The preceding bridge module for being equipped with pressure sensor exports corresponding brake pressure according to the deceleration demand of driver, and directly controls two
Bridge brake pressure before a ABS electromagnetism valve regulation, the control for brake of bridge before realizing；It is issued simultaneously by CAN bus inside EBS
Dependent instruction controls rear axle module, so that the rear axle module for being built-in with pressure sensor is exported according to the deceleration demand of driver
Corresponding brake pressure realizes the control for brake of rear axle.
The utility model is integrated by electromagnetic coil assembly 15 and pressure sensor assembly 2, and is arranged in pneuamtic part
Outside simplifies the structure design of pneuamtic part, while electric control part components are integrated on mounting plate 21, facilitate installation, section
Installation space and easy to disassemble is saved.Intake solenoid valve 19 introduces air pressure, pressure sensor assembly 2 directly from air inlet
It can be directly connected to input port (P21 and P22), as shown in fig. 6, the size of control delivery outlet air pressure, exhaust solenoid valve 18 are direct
It is vented to silencer, delivery outlet is also directly vented to the same silencer, and back pressure solenoid valve 17 is directly connected with control mouth P4.This
The function of a little components is integrated on a component, common to install, and carries out pressure control by ECU electronic control unit.ECU passes through automatically controlled
The control of program makes braking more intelligent, acts synergistically with electromagnetic coil assembly 15 and pressure sensor assembly 2 etc., preferably
Make car electrics and program intelligent, the different information fed back at different conditions according to automobile (such as：Speed, dynamic regime,
On-position), information feedback acts ECU based on the received to control electromagnetic coil assembly 15, the device energy monitor vapour
Vehicle air braking system service brake air pressure guarantees that braking pressure is higher than minimum safe braking pressure, improves the safety of braking system
Property.
Embodiment 2
Embodiment 2 is similar to Example 1, the difference is that as shown in figs. 9-11, in the present embodiment, seal lip is adopted
It is multi-layer line sealing structure with line style seal lip, when vehicle being made to exercise conventional brake, 11 two seal lips of valve member
Movable sealing state is kept with spring base 13.
In the present embodiment, multi-layer groove, including v-depression or arc groove are set inside the line style seal lip.
The inside grooves setting lubricating oil is for reducing 8 resistance of motion of piston.
Traditional face seal en-hancement is multi-ply linear lip seal structure by the valve seal lip of valve member 11, so that
Sealing performance much surmounts general rubber parts, and more stable, and the design method specific surface sealing means better tightness is more
Effectively, the sealing performance for considerably increasing product improves the stability safety in vehicle braking.It is sealed using multi-ply linear
Item provides multilayer protection for sealing element, improves sealing reliability just as multi-layer sealed circle.Groove between multi-layer sealed circle
Part can deposit lubricating oil, when making relative motion between 11 two seal lips of valve member and spring base 13, at seal lip
Multilayered structure will not generate very big resistance, reduce 8 resistance of motion of piston, keep valve opening pressure smaller.In addition it is wearing
Aspect, if wearing, multi-ply linear sealing structure meeting auxiliary seal, increases reliability under the influence of air pressure.
Although the utility model, those skilled in the art have shown and described referring particularly to its preferred embodiment
It is appreciated that the various changes that can be made in form and details are practical new without departing from sheet described in the appended claims
The range of type.It is described in detail above in conjunction with specific embodiment of the utility model, but is not the limit to the utility model
System.It is all according to the technical essence of the utility model any simple modification made to the above embodiment, still fall within practical
The range of new technique scheme.
Claims (20)
1. a kind of EBS bridge control device, including pneuamtic part and electric control part, pneuamtic part include valve body（4）, upper cover（7）, piston
（8）, valve member（11）, muffler（3）, electric control part includes electromagnetic coil assembly（15）, it is characterised in that：Electric control part quartile
In control cover plate assembly（6）It is interior, electromagnetic coil assembly（15）Including back pressure solenoid valve（17）, exhaust solenoid valve（18）, air inlet electricity
Magnet valve（19）, each solenoid valve is arranged side by side, and and pressure sensor assembly（2）It is fixed on mounting plate together（21）On.
2. EBS bridge control device according to claim 1, it is characterised in that：Mounting plate（21）With valve body（4）Pass through interior hexagonal
Flower-shape roller screw（16）It is fixedly connected.
3. EBS bridge control device according to claim 1, it is characterised in that：The pneuamtic part is in valve body（4）Left end setting
First air inlet（P11）With the first delivery outlet（P21）, valve body（4）The second air inlet is arranged in right end（P12）With the second delivery outlet
（P22）.
4. EBS bridge control device according to claim 3, it is characterised in that：First air inlet（P11）Outside the second air inlet
It is connected with gas source, the first air inlet（P11）With the second air inlet（P12）Inside setting filter screen（1）For filtering gas.
5. EBS bridge control device according to claim 1, it is characterised in that：Upper cover（7）With piston（8）It is formed between top
Upper cover（7）Epicoele, upper cover（7）Epicoele and control mouth（P4）Connection.
6. EBS bridge control device according to claim 5, it is characterised in that：Piston（8）Outside setting baffle assembly（9）,
Piston（8）It play the guiding role when up and down motion and positioning action.
7. EBS bridge control device according to claim 6, it is characterised in that：Piston（8）Valve member is arranged in lower part（11）,
Valve member（11）External and valve seat（10）Contact, inside setting valve return spring（12）, valve return spring（12）Peace
Mounted in spring base（13）It is interior.
8. EBS bridge control device according to claim 7, it is characterised in that：Valve member（11）Seal lip is arranged in top
With spring base（13）Movable sealing.
9. EBS bridge control device according to claim 8, it is characterised in that：The seal lip includes line style seal lip.
10. EBS bridge control device according to claim 9, it is characterised in that：Multilayer is set inside the line style seal lip
Groove, including v-depression or arc groove.
11. EBS bridge control device according to claim 10, it is characterised in that：The inside grooves setting lubricating oil is used for
Reduce piston（8）The resistance of motion.
12. EBS bridge control device according to claim 1, it is characterised in that：Valve body（4）Muffler seat is arranged in lower part（14）
With muffler（3）Connection.
13. EBS bridge control device according to claim 8, it is characterised in that：Silencer is by lock fastening in lower valve body
（4）On.
14. EBS bridge control device according to claim 1, it is characterised in that：Electromagnetic coil assembly（15）And pressure sensor
Component（2）With control cover plate assembly（6）Pass through connector（20）Connection.
15. EBS bridge control device according to claim 14, it is characterised in that：Control cover plate assembly（6）Pass through line with ECU
Beam is connected.
16. EBS bridge control device according to claim 1, it is characterised in that：Intake solenoid valve（19）It is connected to air inlet.
17. EBS bridge control device according to claim 1, it is characterised in that：Pressure sensor assembly（2）Connect with input hole
It is logical.
18. EBS bridge control device according to claim 1 or 3, it is characterised in that：Exhaust solenoid valve（18）, the first delivery outlet
（P21）, the second delivery outlet（P22）It is connected to silencer.
19. EBS bridge control device according to claim 1, it is characterised in that：Back pressure solenoid valve（17）With control mouth（P4）Even
It is logical.
20. a kind of automobile, including EBS bridge control device, it is characterised in that：Including EBS described in any one of claim 1 ~ 19
Bridge control device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820347365.5U CN208134316U (en) | 2018-03-14 | 2018-03-14 | A kind of EBS bridge control device and the automobile for installing the device |
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| CN201820347365.5U CN208134316U (en) | 2018-03-14 | 2018-03-14 | A kind of EBS bridge control device and the automobile for installing the device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110360365A (en) * | 2019-06-13 | 2019-10-22 | 广东恒精机械有限公司 | A kind of electromagnetism air-feeding-exhausting apparatus of low energy consumption high safety performance |
| CN110562230A (en) * | 2019-09-05 | 2019-12-13 | 安徽理工大学 | Novel line control hydraulic braking device |
| CN111572520A (en) * | 2020-06-11 | 2020-08-25 | 西安正昌电子股份有限公司 | Single-channel air pressure adjusting device of electric control braking system |
| CN111591269A (en) * | 2020-06-11 | 2020-08-28 | 西安正昌电子股份有限公司 | Integrated electric control valve for trailer control |
| 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 |
| GB2622385A (en) * | 2022-09-14 | 2024-03-20 | Knorr Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Relay valve arrangement for a trailer brake system |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110360365A (en) * | 2019-06-13 | 2019-10-22 | 广东恒精机械有限公司 | A kind of electromagnetism air-feeding-exhausting apparatus of low energy consumption high safety performance |
| CN110360365B (en) * | 2019-06-13 | 2021-12-24 | 广东恒精机械有限公司 | Low-energy-consumption high-safety electromagnetic air supply and exhaust device |
| CN110562230A (en) * | 2019-09-05 | 2019-12-13 | 安徽理工大学 | Novel line control hydraulic braking device |
| CN111572520A (en) * | 2020-06-11 | 2020-08-25 | 西安正昌电子股份有限公司 | Single-channel air pressure adjusting device of electric control braking system |
| CN111591269A (en) * | 2020-06-11 | 2020-08-28 | 西安正昌电子股份有限公司 | Integrated electric control valve for trailer control |
| 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 |
| GB2622385A (en) * | 2022-09-14 | 2024-03-20 | Knorr Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Relay valve arrangement for a trailer brake system |
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Effective date of registration: 20240429 Address after: No. 456, Binhai 4th Road, Wenzhou Economic and Technological Development Zone, Wenzhou City, Zhejiang Province Patentee after: WENZHOU RUILI KORMEE AUTOMOTIVE ELECTRONICS CO.,LTD. Country or region after: China Address before: No.2666, Development Zone Avenue, Ruian Economic Development Zone, Wenzhou, Zhejiang 325200 Patentee before: Wenzhou Ruili Automobile Technology Co.,Ltd. Country or region before: China |