CN201021274Y - Single channel pressure regulator - Google Patents
Single channel pressure regulator Download PDFInfo
- Publication number
- CN201021274Y CN201021274Y CNU2006201551144U CN200620155114U CN201021274Y CN 201021274 Y CN201021274 Y CN 201021274Y CN U2006201551144 U CNU2006201551144 U CN U2006201551144U CN 200620155114 U CN200620155114 U CN 200620155114U CN 201021274 Y CN201021274 Y CN 201021274Y
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- Prior art keywords
- air
- single channel
- pressure regulator
- electromagnetic valve
- channel pressure
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Abstract
The utility model discloses a single channel pressure regulator used on the an air braking anti-lock system (ABS), and comprises a pressure regulating cylinder and a solenoid valve group used for performing the ABS control command, and a leader air channel connector, an air inlet opening, an air exhausting opening and at least an air outlet are provided on the body of the single channel pressure regulator. The pressure regulating cylinder is divided into a left working chamber and a right working chamber via pistons, and the left working chamber is connected with the leader air channel connector or the air exhausting opening through the controlling of the solenoid valve group; the right working chamber is connected with the channel of the air inlet opening through a switching valve, and is connected with the channel of the air outlet simultaneously, wherein, the switching valve is formed by a circular piston and a compression spring which are tightly connected, and the switching valve works through the piston of the pressure regulating cylinder. In addition, the air outlet is connected with the air exhausting opening under the action of the solenoid valve group. The single channel pressure regulator can perform the ABS control command, and has the function of a valve of quickly entering and rapidly releasing.
Description
Technical field
The utility model relates to vehicle air-pressure brake antilock system (ABS), the single channel pressure regulator that uses in the especially a kind of air-pressure brake antilock system.
Background technology
As prescribed, some vehicle need be mated anti-blocking brake system, and English is abbreviated as ABS, and ABS is the english abbreviation of Anti-Lock Braking System.At present, employed regulating control generally is the 3-position-3-way valve in the air-pressure brake antilock system, and it does not possess the function of F.F., rapid release valve.For the long vehicle of car body, two gas-accumulating tanks that pressure is provided generally are equipped with, both intercommunications, one of them is located on the traction headstock, and another is located on the carbody; F.F., the rapid release valve installed generally are connected on the gas-accumulating tank of carbody, and the ABS regulating control of installation then is connected on the gas-accumulating tank of traction headstock; Usually the action by brake pedal realizes the intercommunication of gas-accumulating tank and ABS regulating control and provides air pressure to compressed air brake cylinder, and the ABS regulating control receives the control signal of abs controller to realize the adjusting of ABS function.At this moment, because the controlled and F.F. of ABS regulating control, rapid release valve are not controlled, therefore contradiction taken place on gas circuit.Can only cancel the setting of F.F., rapid release valve when therefore, at present on vehicle, installing the ABS system additional.Yet, the vehicle of having cancelled F.F., rapid release valve is at glancing impact, high pressure gas must be from the flow through gas-accumulating tank of traction headstock and arrive the ABS regulating control via the brake pedal valve of the gas-accumulating tank of carbody, arrive compressed air brake cylinder afterwards, whole brake gas stroke like this is oversize to have influenced whole brake response time, weakened the sensitieness of ABS simultaneously, whole vehicle braked performance has been produced influence.Therefore, be badly in need of having a kind of F.F., rapid release valve of having concurrently to have the appearance of novel single channel pressure regulator of ABS regulatory function again.
The utility model content
The purpose of this utility model is to provide a kind of F.F., rapid release valve of having concurrently to have the single channel pressure regulator of ABS regulatory function again.
For achieving the above object, the utility model single channel pressure regulator, be used for vehicle air-pressure brake antilock system, this single channel pressure regulator comprises: voltage regulation cylinder and the electromagnetic valve group that is used to carry out the ABS control instruction, and on the single channel pressure regulator bodies, offer guide's air-path interface, an admission port, an exhausr port and at least one air extractor duct.Voltage regulation cylinder is divided into left and right sides epitrochoidal chamber by piston, and left epitrochoidal chamber can be connected with guide's air-path interface or exhausr port via the control of electromagnetic valve group; Right epitrochoidal chamber is connected by the passage of switch valve and admission port, and the while also is connected with the passage of air extractor duct.Wherein, this switch valve is made up of the annular piston and the compression spring of tight joint, and passes through the piston start of voltage regulation cylinder.In addition, air extractor duct is connected with exhausr port under the effect of electromagnetic valve group.
As a specific embodiment of the present utility model, wherein, this electromagnetic valve group further is made up of electromagnetic valve M1 and electromagnetic valve M2; When electromagnetic valve M2 start only, the path between voltage regulation cylinder left side epitrochoidal chamber and the guide's air-path interface is cut off, and air extractor duct and exhausr port are disconnected; When electromagnetic valve M1 start only, make that the path between voltage regulation cylinder left side epitrochoidal chamber and the guide's air-path interface is cut off, but left epitrochoidal chamber and exhausr port are connected, and air extractor duct and exhausr port are also connected.
Compared with prior art, the utility model single channel pressure regulator has the following advantages: it can carry out the ABS control instruction, the function that has both F.F., rapid release valve again, air-pressure brake antilock system (ABS) will shorten the charge and exhaust pipe road of gas-accumulating tank to compressed air brake cylinder after this kind single channel pressure regulator is installed, and glancing impact reaches the fast purpose of brake response; And when brake off, can play the effect of rapid release valve again, from then on pressurized air is escaped in the air in the valve.
Description of drawings
Fig. 1 is the integral structure figure of the utility model single channel pressure regulator.
Fig. 2 is the cut-away view of single channel pressure regulator shown in Figure 1.
Fig. 3 is the structural representation between each parts of single channel pressure regulator shown in Figure 2.
The specific embodiment
See also Fig. 1 to Fig. 3, the utility model discloses the single channel pressure regulator 1 that uses in a kind of air-pressure brake antilock system (ABS), it comprises: voltage regulation cylinder and the electromagnetic valve group that is used to carry out the ABS control instruction, and on single channel pressure regulator 1 body, offer guide's air- path interface 10,11, one exhausr ports of an admission port 13 and at least one air extractor duct 12.Voltage regulation cylinder is divided into left epitrochoidal chamber 21 and right epitrochoidal chamber 23 by piston 20, and left epitrochoidal chamber 21 can be connected with guide's air-path interface 10 or exhausr port 13 via the control of electromagnetic valve group; Right epitrochoidal chamber 23 is connected by the passage of switch valve and admission port 11, and the while also is connected with the passage of air extractor duct 12.Wherein, this switch valve is made up of the annular piston 31 and the compression spring 32 of tight joint, and passes through piston 20 starts of voltage regulation cylinder.In addition, air extractor duct 12 is connected with exhausr port 13 under the effect of electromagnetic valve group.
In the present embodiment, electromagnetic valve group is made up of electromagnetic valve M1 and electromagnetic valve M2, and electromagnetic valve M2 is located on the path between guide's air-path interface 10 and the left epitrochoidal chamber 21, and its start only can be cut off the connection of voltage regulation cylinder left side epitrochoidal chamber 21 and guide's air-path interface 10; The upper end of electromagnetic valve M1 also is arranged on the path between guide's air-path interface 10 and the left epitrochoidal chamber 21, the lower end is then connected via a valve 4 and exhausr port 13, the connection of voltage regulation cylinder left side epitrochoidal chamber 21 and guide's air-path interface 10 is cut off in the start of electromagnetic valve M1, makes left epitrochoidal chamber 21 be connected with exhausr port 13.
See also Fig. 3, the working process of the utility model ABS single channel pressure regulator is as follows: after chaufeur is stepped on brake pedal, produce speed-slackening signal to the ABS control box, the ABS control box sends corresponding instruction with the electromagnetic valve group start in the control ABS single channel pressure regulator 1 according to the speed-slackening signal that sends, thereby realizes " supercharging, pressurize, decompression " circulatory function of ABS single channel pressure regulator 1.Specifically, as electromagnetic valve M1 and electromagnetic valve M2 all during not start, admission port 11 maintains anticyclonic pressure, the left epitrochoidal chamber 21 of voltage regulation cylinder is connected with guide's air-path interface 10, high pressure gas feed the left epitrochoidal chamber 21 of voltage regulation cylinder by guide's air-path interface 10, voltage regulation cylinder piston 20 will be passed to the right under the effect of high pressure gas and switch valve will be opened, make the right epitrochoidal chamber 23 of voltage regulation cylinder be connected with admission port 11 passages, this moment, the passage of admission port 11 was connected with air extractor duct 12 via right epitrochoidal chamber 23, therefore, the pressure of air extractor duct 12 obtains increasing, and this is " pressurization "; After guide's air-path interface 10 feeds high pressure gas, control electromagnetic valve M2 start and electromagnetic valve M1 is failure to actuate, path between voltage regulation cylinder left side epitrochoidal chamber 21 and the guide's air-path interface 10 is cut off, if the pressure of voltage regulation cylinder left and right sides epitrochoidal chamber is respectively P1, P2, when P1=P2, because the balance of voltage regulation cylinder left side epitrochoidal chamber 21 and right epitrochoidal chamber 23 pressure can not overcome the elastic force of compression spring G, compression spring G resets and causes switch valve to be closed, admission port 11 is no longer connected with the right epitrochoidal chamber 23 of voltage regulation cylinder, so do not connect with air extractor duct 12 yet, this moment, air extractor duct 12 was also disconnected with exhausr port 13, and 12 the pressure of working off one's feeling vent one's spleen is maintained, and this is " pressure maintaining period "; Control electromagnetic valve M1 start and electromagnetic valve M2 is failure to actuate, the high pressure gas that feed voltage regulation cylinder left side epitrochoidal chamber 21 by guide's air-path interface 10 will be cut off, but make and open with electromagnetic valve M1 bonded assembly valve 4, voltage regulation cylinder left side epitrochoidal chamber 21 through opening thus valve 4 and connect with exhausr port 10, the pressure of left side epitrochoidal chamber 21 discharges by exhausr port 10, cause the pressure P 2 of the pressure P 1 of pressure regulating cavity left side epitrochoidal chamber 21 less than right epitrochoidal chamber 23, cause voltage regulation cylinder piston 20 to be moved to the left the most initial position, valve open, air extractor duct 12 is also connected with exhausr port 13, the pressure of air extractor duct 12 obtains discharging by exhausr port 13, and the pressure of air extractor duct 12 reduces, and this is " decompression process ".
In addition, when chaufeur is not stepped on brake pedal, when being the brake pedal attonity, admission port 11 maintains high pressure gas, and guide's air-path interface 10 does not feed air pressure, voltage regulation cylinder piston 20 maintains the most initial position, switch valve is owing to annular piston 31 is closed under the effect of compression spring 32, so make the passage of admission port 11 and the right epitrochoidal chamber 23 of voltage regulation cylinder disconnect, promptly the passage with air extractor duct 12 is not communicated with, and this moment, air extractor duct 12 was connected with exhausr port 13, and the gas of air extractor duct 12 is by exhausr port 13 dischargings.
Above-mentioned single channel pressure regulator 1 can be carried out the ABS control instruction, the function that has both F.F., rapid release valve again, air-pressure brake antilock system (ABS) has shortened the charge and exhaust pipe road of gas-accumulating tank to compressed air brake cylinder after loading onto this kind single channel pressure regulator 1, and glancing impact reaches the fast purpose of brake response; And when brake off, can play the effect of rapid release valve again, from then on pressurized air is elected in the air in the valve.
In addition, the mounting means of the original F.F. of the mounting means of this single channel pressure regulator 1 and vehicle, rapid release valve is similar, that is to say only needs to replace the F.F. of former vehicle, rapid release valve to get final product single channel regulator when vehicle is mated the ABS system, has kept the brake system of former car to arrange.
In addition, for satisfying the needs of different client's different automobile types, this single channel pressure regulator 1 can have six air extractor ducts and be symmetrically distributed, and can be installed on 1 to 3 the vehicle.
Claims (4)
1. single channel pressure regulator, be used for vehicle air-pressure brake antilock system, this single channel pressure regulator comprises voltage regulation cylinder, it is characterized in that: also comprise the electromagnetic valve group that is used to carry out the ABS control instruction, and on the single channel pressure regulator bodies, offer guide's air-path interface, an admission port, an exhausr port and at least one air extractor duct; Voltage regulation cylinder is divided into left and right sides epitrochoidal chamber by piston, and left epitrochoidal chamber can be connected with guide's air-path interface or exhausr port via the control of electromagnetic valve group; Right epitrochoidal chamber is connected by the passage of switch valve and admission port, and the while also is connected with the passage of air extractor duct; This switch valve is made up of the annular piston and the compression spring of tight joint, and passes through the piston start of voltage regulation cylinder; In addition, air extractor duct is connected with exhausr port under the effect of electromagnetic valve group.
2. single channel pressure regulator as claimed in claim 1 is characterized in that: this electromagnetic valve group is made up of electromagnetic valve M1 and electromagnetic valve M2; When electromagnetic valve M2 start only, the path between voltage regulation cylinder left side epitrochoidal chamber and the guide's air-path interface is cut off, and air extractor duct and exhausr port are disconnected; Only during electromagnetic valve M1 start, the path between voltage regulation cylinder left side epitrochoidal chamber and the guide's air-path interface is cut off, but makes left epitrochoidal chamber and exhausr port be connected, and air extractor duct and exhausr port are also connected.
3. single channel pressure regulator as claimed in claim 2 is characterized in that: the upper end of electromagnetic valve M1 is arranged on the passage of guide's air-path interface, and the lower end is then connected via a valve and exhausr port.
4. single channel pressure regulator as claimed in claim 1 is characterized in that: this single channel pressure regulator bodies offers six air extractor ducts that are symmetrically distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201551144U CN201021274Y (en) | 2006-12-22 | 2006-12-22 | Single channel pressure regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201551144U CN201021274Y (en) | 2006-12-22 | 2006-12-22 | Single channel pressure regulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201021274Y true CN201021274Y (en) | 2008-02-13 |
Family
ID=39088687
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201551144U Expired - Fee Related CN201021274Y (en) | 2006-12-22 | 2006-12-22 | Single channel pressure regulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201021274Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057975A (en) * | 2014-07-11 | 2014-09-24 | 南京浦镇海泰制动设备有限公司 | Pressure regulating valve for rail transit |
| CN104309601A (en) * | 2014-10-13 | 2015-01-28 | 广州科密汽车电子控制技术股份有限公司 | Electronic control relay valve assembly of anti-lock brake system |
| CN104828045A (en) * | 2015-06-02 | 2015-08-12 | 时继才 | Brake anti-lock and automobile brake failure remedying device |
| CN105501203A (en) * | 2016-01-04 | 2016-04-20 | 瑞立集团瑞安汽车零部件有限公司 | Multi-channel integrated type ABS (Anti-lock Braking System) rear axle braking device |
-
2006
- 2006-12-22 CN CNU2006201551144U patent/CN201021274Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057975A (en) * | 2014-07-11 | 2014-09-24 | 南京浦镇海泰制动设备有限公司 | Pressure regulating valve for rail transit |
| CN104309601A (en) * | 2014-10-13 | 2015-01-28 | 广州科密汽车电子控制技术股份有限公司 | Electronic control relay valve assembly of anti-lock brake system |
| CN104828045A (en) * | 2015-06-02 | 2015-08-12 | 时继才 | Brake anti-lock and automobile brake failure remedying device |
| CN104828045B (en) * | 2015-06-02 | 2018-01-19 | 时继才 | Brake anti-blocking and braking automobile failure remedy device |
| CN105501203A (en) * | 2016-01-04 | 2016-04-20 | 瑞立集团瑞安汽车零部件有限公司 | Multi-channel integrated type ABS (Anti-lock Braking System) rear axle braking device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080213 Termination date: 20101222 |