CN104608755A - Van electric control air brake device - Google Patents
Van electric control air brake device Download PDFInfo
- Publication number
- CN104608755A CN104608755A CN201510048756.8A CN201510048756A CN104608755A CN 104608755 A CN104608755 A CN 104608755A CN 201510048756 A CN201510048756 A CN 201510048756A CN 104608755 A CN104608755 A CN 104608755A
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- solenoid valve
- brake
- air
- outlet
- normally
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- 230000008676 import Effects 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 4
- 230000001276 controlling effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
Classifications
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- 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
- B60T13/00—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems
- B60T13/10—Transmitting braking action from initiating means to ultimate brake actuator with power assistance or drive; Brake systems incorporating such transmitting means, e.g. air-pressure brake systems with fluid assistance, drive, or release
- B60T13/66—Electrical control in fluid-pressure brake systems
- B60T13/68—Electrical control in fluid-pressure brake systems by electrically-controlled valves
- B60T13/683—Electrical control in fluid-pressure brake systems by electrically-controlled valves in pneumatic systems or parts thereof
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Regulating Braking Force (AREA)
- Braking Systems And Boosters (AREA)
Abstract
The invention relates to a van electric control air brake device which can effectively solve the problems that an on-off valve in an air brake system moves frequently, the service life is short and the use and maintenance cost is high. According to the technical scheme, an air outlet of an air reservoir is connected with an air inlet of a foot brake through a first pneumatic brake loop, an air outlet of the foot brake is connected with an air inlet of a wheel cylinder through a second pneumatic brake loop, the first pneumatic brake loop and the second pneumatic brake loop are provided with an electric control loop, the electric control loop is provided with a normally-closed electromagnetic valve and a one-way valve, and the second pneumatic brake loop is provided with a normally-opened electromagnetic valve; an inlet of the normally-closed electromagnetic valve is connected with the air inlet of the foot brake and the air outlet of the air reservoir, an outlet of the normally-closed electromagnetic valve is connected with an outlet of the one-way valve, an outlet of the normally-opened electromagnetic valve and the air inlet of the wheel cylinder, an inlet of the one-way valve is connected with an inlet of the normally-opened electromagnetic valve and the air outlet of the foot brake, and the outlet of the normally-opened electromagnetic valve is connected with the air inlet of the wheel cylinder. The van electric control air brake device is easy to produce and operate, low in cost, long in service life, convenient to use and good in effect.
Description
Technical field
The present invention relates to automobile braking device, particularly the automatically controlled gas of a kind of passenger and freight car is stopped device.
Background technology
Along with the development of auto trade, degree of automation is more and more higher, all obtains a large amount of popularizing as products relevant with electric control brake such as automatic parking, body electronics stabilization system, anti-locking system for car.Different according to driving medium at automobile brake system at present, mainly contain hydraulic brake system, gas-liquid mixed brake system and air brake system, wherein air brake system is widely used in various high capacity waggon and passenger vehicle.At present in automatically controlled gas is stopped, market mainly adopts high-speed switch electromagnetic valve control braking strength and reach brake object, valve switch motion each second can reach more than up to a hundred times.Although this mode can complete brake task, due to the frequent movement of rapid switching valve, cause life of valve greatly to shorten, add operation and maintenance cost in the middle of invisible, therefore, its improvement and bring new ideas is imperative.
Summary of the invention
For above-mentioned situation, for overcoming the defect of prior art, the object of the present invention is just to provide the automatically controlled gas of a kind of passenger and freight car and stops device, and effectively can solve air brake system breaker in middle valve event frequent, service life is short, the problem that operation and maintenance cost is high.
The technical scheme that the present invention solves is, comprise the air receiver of passenger and freight car, the wheel cylinder of service brake and aerodynamic brake, air receiver air extractor duct is connected with the admission port of service brake through the first aerodynamic brake loop, the air extractor duct of service brake is connected with a point pump steam inlet through the second aerodynamic brake loop, first aerodynamic brake loop and the second aerodynamic brake loop are provided with electric control circuit, the normally closed solenoid valve that electric control circuit is equipped with and check valve, normally open solenoid valve is equipped with in second aerodynamic brake loop, the import of normally closed solenoid valve is connected with the air extractor duct of air receiver with the admission port of service brake respectively, outlet respectively with the outlet of check valve, the outlet of normally open solenoid valve is connected with a point pump steam inlet, the import of check valve is connected with the air extractor duct of service brake with the import of normally open solenoid valve respectively, the outlet of normally open solenoid valve is connected with the admission port of wheel cylinder, when needs brake, normally closed solenoid valve conducts, gas in air receiver is inflated wheel cylinder through the normally closed solenoid valve of conducting, complete car brakeing, when needs keep braking mode, then again normally open solenoid valve is powered on and make it close, then normally closed solenoid valve is released electricity and close, then keep braking mode, when the dynamics of braking is inadequate, only need rides service brake and inflate, when needs brake off state, only normally open solenoid valve need be released and conduct, gas is discharged air from service brake.
Novel structure of the present invention is unique, and advantages of simple, easily produces, easy to operate, and cost is low, and the life-span is long, easy to use, effective, has good Social and economic benef@.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and wherein, "+" expression connects 24V DC power anode, and mark "-" expression connects 24V DC power cathode.
Fig. 2 is the using state figure (in figure arrow represent gas flow direction) of the present invention when braking.
Fig. 3 is the using state figure (in figure arrow represent gas flow direction) of the present invention when keeping braking mode.
Using state figure (in figure, arrow represents gas flow direction) when Fig. 4 is brake off state of the present invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Provided by Fig. 1-4, the present invention includes the air receiver 5 of passenger and freight car, the wheel cylinder 7 of service brake 6 and aerodynamic brake, air receiver 5 air extractor duct is connected with the admission port of service brake 6 through the first aerodynamic brake loop 7a, the air extractor duct of service brake 6 is connected with wheel cylinder 7 admission port through the second aerodynamic brake loop 7b, first aerodynamic brake loop 7a and the second aerodynamic brake loop 7b is provided with electric control circuit 8, the normally closed solenoid valve 2 that electric control circuit 8 is equipped with and check valve 3, second aerodynamic brake loop 7b is equipped with normally open solenoid valve 1, the import of normally closed solenoid valve 2 is connected with the air extractor duct of air receiver 5 with the admission port of service brake 6 respectively, outlet respectively with the outlet of check valve 3, the outlet of normally open solenoid valve 1 is connected with wheel cylinder 7 admission port, the import of check valve 3 is connected with the air extractor duct of service brake with the import of normally open solenoid valve 1 respectively, the outlet of normally open solenoid valve 1 is connected with the admission port of wheel cylinder 7, when needs brake, normally closed solenoid valve 2 conducts, gas in air receiver 5 is inflated through normally closed solenoid valve 2 pairs of wheel cylinders 7 of conducting, complete car brakeing (as shown in Figure 2), when needs keep braking mode, then again normally open solenoid valve 1 is powered on and make it close, then normally closed solenoid valve 2 is released electricity and close, then keep braking mode, when the dynamics of braking is inadequate, only need ride that service brake inflates can (as shown in Figure 3), when needs brake off state, only normally open solenoid valve 1 need be released and conduct, gas be discharged air from service brake and gets final product (as shown in Figure 4).
For ensureing result of use, the air extractor duct of described normally closed solenoid valve 2 is connected with wheel cylinder 7 admission port with the import of check valve 3, the outlet of normally open solenoid valve 1 respectively through flow regulating valve 4, forms the flow adjusting structure of electric control circuit 8;
Described normally open solenoid valve 1 is when access failure power supply, and air intake and the air extractor duct of electromagnetic valve are opened simultaneously, are conducting state, and after switching on power, air intake enters gas but air extractor duct is closed, and is closed condition;
Described normally closed solenoid valve 2 is when access failure power supply, and the air intake of electromagnetic valve enters gas but air extractor duct is closed, and be closed condition, after switching on power, air intake and air extractor duct are opened simultaneously, are conducting state;
Described normally closed solenoid valve 2 and normally open solenoid valve 1 are connected with controller (not providing in figure) respectively, controller connects the 24V mouth of power supply, for the switch of Controlling solenoid valve, it should be noted that, controller is that commercially available prod (prior art) is as singlechip controller 8051 etc., the conducting and the closedown that control normally open solenoid valve and normally closed solenoid valve can be needed according to brake, controller can be arranged in operator's compartment, facilitate driver's operation, this technology is the usual technological means of those skilled in the art.
Can clearly be found out by above-mentioned situation, the method that this patent solves adds electric control circuit, normally open solenoid valve and normally closed solenoid valve in air brake system, adjusts braking strength by controlling corresponding often opening thus reach braking object with the turnon time of normal-closed electromagnetic valve; When not using, do not affect the use of original air brake system equally, compared with prior art, this device has that structure is simple, reliable and stable, lower-price characteristic, for the brake of passenger and freight car controls to provide the actuating unit of high reliability, simultaneously automatically controlled gas stop device and original service brake system separate, do not interfere with each other, also and be used in conjunction with each other, the reliability of emergency brake is substantially increased; For the lorry or passenger vehicle that produce braking force with Pneumatic brake systems provide failure-free electric control brake scheme, electromagnetic valve switch frequency is low, makes electromagnetic valve life 3 to 5 times, reduces visitor, Freight Car Braking System maintenance cost, be the innovation on Pneumatic brake systems, have good Social and economic benef@.
Claims (3)
1. the automatically controlled gas of passenger and freight car is stopped device, comprise the air receiver (5) of passenger and freight car, the wheel cylinder (7) of service brake (6) and aerodynamic brake, air receiver (5) air extractor duct is connected with the admission port of service brake (6) through the first aerodynamic brake loop (7a), the air extractor duct of service brake (6) is connected with wheel cylinder (7) admission port through the second aerodynamic brake loop (7b), it is characterized in that, first aerodynamic brake loop (7a) and the second aerodynamic brake loop (7b) are provided with electric control circuit (8), the normally closed solenoid valve (2) that electric control circuit (8) is equipped with and check valve (3), normally open solenoid valve (1) is equipped with in second aerodynamic brake loop (7b), the import of normally closed solenoid valve (2) is connected with the air extractor duct of air receiver (5) with the admission port of service brake (6) respectively, outlet respectively with the outlet of check valve (3), the outlet of normally open solenoid valve (1) is connected with wheel cylinder (7) admission port, the import of check valve (3) is connected with the air extractor duct of service brake with the import of normally open solenoid valve (1) respectively, the outlet of normally open solenoid valve (1) is connected with the admission port of wheel cylinder (7), when needs brake, (2) conduct normally closed solenoid valve, gas in air receiver (5) is inflated wheel cylinder (7) through the normally closed solenoid valve (2) of conducting, complete car brakeing, when needs keep braking mode, then again normally open solenoid valve (1) is powered on and make it close, then normally closed solenoid valve (2) is released electricity and close, then keep braking mode, when the dynamics of braking is inadequate, only need rides service brake and inflate, when needs brake off state, only normally open solenoid valve (1) need be released and conduct, gas is discharged air from service brake.
2. the automatically controlled gas of passenger and freight car according to claim 1 is stopped device, it is characterized in that, the air extractor duct of described normally closed solenoid valve (2) is connected with wheel cylinder (7) admission port with the import of check valve (3), the outlet of normally open solenoid valve (1) respectively through flow regulating valve (4), forms the flow adjusting structure of electric control circuit (8).
3. the automatically controlled gas of passenger and freight car according to claim 1 is stopped device, and it is characterized in that, described normally closed solenoid valve (2) is connected with controller respectively with normally open solenoid valve (1), and controller connects the 24V mouth of power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510048756.8A CN104608755B (en) | 2015-01-30 | 2015-01-30 | Van electric control air brake device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510048756.8A CN104608755B (en) | 2015-01-30 | 2015-01-30 | Van electric control air brake device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104608755A true CN104608755A (en) | 2015-05-13 |
| CN104608755B CN104608755B (en) | 2017-02-15 |
Family
ID=53143475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510048756.8A Active CN104608755B (en) | 2015-01-30 | 2015-01-30 | Van electric control air brake device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104608755B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108238031A (en) * | 2018-02-09 | 2018-07-03 | 赖沙杰 | The secondary brake apparatus of truck gas brake |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020029811A1 (en) * | 1999-12-23 | 2002-03-14 | Spx Corporation | Pneumatic volume booster for valve positioner |
| CN2749742Y (en) * | 2004-07-23 | 2006-01-04 | 杨迈 | Electronic antilock braking system for insuring inherent brake of vehicle |
| CN101508288A (en) * | 2009-03-23 | 2009-08-19 | 清华大学 | Air-pressure electric-control auxiliary brake device |
| CN101879893A (en) * | 2010-07-28 | 2010-11-10 | 一汽解放青岛汽车厂 | Air-pressure type electronic parking brake system and method |
| CN102632882A (en) * | 2012-05-03 | 2012-08-15 | 清华大学 | Electronic air pressure parking braking system of automated mechanical type gear box vehicle and braking method |
| CN103754211A (en) * | 2014-01-21 | 2014-04-30 | 南京理工大学 | Pressure-adjustable parking brake apparatus |
| CN104192114A (en) * | 2014-08-25 | 2014-12-10 | 北京理工大学 | Electrically controlled pneumatic braking system of vehicle |
-
2015
- 2015-01-30 CN CN201510048756.8A patent/CN104608755B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020029811A1 (en) * | 1999-12-23 | 2002-03-14 | Spx Corporation | Pneumatic volume booster for valve positioner |
| CN2749742Y (en) * | 2004-07-23 | 2006-01-04 | 杨迈 | Electronic antilock braking system for insuring inherent brake of vehicle |
| CN101508288A (en) * | 2009-03-23 | 2009-08-19 | 清华大学 | Air-pressure electric-control auxiliary brake device |
| CN101879893A (en) * | 2010-07-28 | 2010-11-10 | 一汽解放青岛汽车厂 | Air-pressure type electronic parking brake system and method |
| CN102632882A (en) * | 2012-05-03 | 2012-08-15 | 清华大学 | Electronic air pressure parking braking system of automated mechanical type gear box vehicle and braking method |
| CN103754211A (en) * | 2014-01-21 | 2014-04-30 | 南京理工大学 | Pressure-adjustable parking brake apparatus |
| CN104192114A (en) * | 2014-08-25 | 2014-12-10 | 北京理工大学 | Electrically controlled pneumatic braking system of vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108238031A (en) * | 2018-02-09 | 2018-07-03 | 赖沙杰 | The secondary brake apparatus of truck gas brake |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104608755B (en) | 2017-02-15 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20231201 Address after: 310000, Room 305, Building 1, No. 868 Shenglian Road, Qingshanhu Street, Lin'an District, Hangzhou City, Zhejiang Province (self declared) Patentee after: Zhejiang Zhonghe Escort Technology Co.,Ltd. Address before: 12100 Jinshui Road, Zhengzhou, Henan Province Patentee before: HENAN ESCORT INDUSTRIAL Co.,Ltd. |
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| TR01 | Transfer of patent right |