CN108082161B - Bidirectional hydraulic braking system - Google Patents
Bidirectional hydraulic braking system Download PDFInfo
- Publication number
- CN108082161B CN108082161B CN201711330827.9A CN201711330827A CN108082161B CN 108082161 B CN108082161 B CN 108082161B CN 201711330827 A CN201711330827 A CN 201711330827A CN 108082161 B CN108082161 B CN 108082161B
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- electromagnetic valve
- interface
- brake
- oil
- communicated
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- 230000002457 bidirectional effect Effects 0.000 title claims abstract description 12
- 239000003921 oil Substances 0.000 claims description 107
- 239000010720 hydraulic oil Substances 0.000 claims description 9
- 238000000034 method Methods 0.000 claims description 4
- 230000008054 signal transmission Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 2
- 230000007246 mechanism Effects 0.000 abstract description 5
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction 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
- B60T13/58—Combined or convertible systems
- B60T13/581—Combined or convertible systems both hydraulic and pneumatic
-
- 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
- B60T13/686—Electrical control in fluid-pressure brake systems by electrically-controlled valves in hydraulic systems or parts thereof
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Braking Systems And Boosters (AREA)
- Regulating Braking Force (AREA)
Abstract
The invention discloses a bidirectional hydraulic braking system, which comprises a braking pedal, a braking oil pump, two-position three-way electromagnetic valves and an oil storage kettle, wherein the two electromagnetic valves comprise an interface a, an interface b and an interface c; the brake pedal is linked with the brake oil pump through a piston rod, and the brake oil pump is communicated with the oil storage kettle through an oil pipe; the first brake pedal and the first electromagnetic valve transmit data through electric signals, the first brake oil pump is communicated with a port b of the first electromagnetic valve and a port c of the second electromagnetic valve through oil pipes respectively, and a port a of the first electromagnetic valve is communicated with a brake cylinder at the front axle end of the vehicle through oil pipes; the second brake pedal and the second electromagnetic valve transmit data through electric signals, the second brake oil pump is respectively communicated with the interface b of the second electromagnetic valve and the interface c of the first electromagnetic valve through oil pipes, and the interface a of the second electromagnetic valve is communicated with a brake cylinder at the rear axle end of the vehicle through oil pipes. The device can realize that two brake operating mechanisms control the braking of a vehicle.
Description
Technical Field
The invention relates to a braking system, in particular to a bidirectional hydraulic braking system.
Background
With the continuous hot trend of the driver license, the driver's license is rolled around the country, and the drivers in all places come out like the spring bamboo shoots after raining, but the quality of the driver's license is uneven, and the driver's license is hoped to be obtained urgently, so that the driver is required to get a help, and a great number of accidents are caused when the driver is not suitable for doing something in an improper time. The coach car of the driving school is required to be refitted, so that double control of coaches and students on the vehicle can be realized. In addition, for a double-head vehicle, how to control the same system by using two braking mechanisms without interference is a problem to be solved.
Disclosure of Invention
The invention aims to provide a bidirectional hydraulic braking system capable of controlling the braking of a vehicle by two braking operating mechanisms.
The technical scheme is that the bidirectional hydraulic braking system comprises a first brake pedal, a first brake oil pump, a first electromagnetic valve, a first oilcan, a second brake pedal, a second brake oil pump, a second electromagnetic valve and a second oilcan, wherein the first electromagnetic valve and the second electromagnetic valve are two-position three-way electromagnetic valves, the first electromagnetic valve and the second electromagnetic valve comprise an interface a, an interface b and an interface c, when the first electromagnetic valve is electrified, the interface a and the interface b of the first electromagnetic valve are conducted, the interface a and the interface c of the first electromagnetic valve are closed, when the second electromagnetic valve is electrified, the interface a and the interface b of the second electromagnetic valve are conducted, and the interface a and the interface c of the second electromagnetic valve are closed; the first brake pedal is in linkage with a piston rod of the first brake oil pump, the first brake pedal and the first electromagnetic valve are in electric signal transmission data, the first brake oil pump is communicated with the first oil storage kettle through an oil pipe, a first oil outlet and a second oil outlet are arranged on the first brake oil pump, the first oil outlet is communicated with an interface b of the first electromagnetic valve through the oil pipe, the second oil outlet is communicated with an interface c of the second electromagnetic valve through the oil pipe, and an interface a of the first electromagnetic valve is communicated with a brake cylinder at the front axle end of the vehicle through the oil pipe; the second brake pedal is linked with a piston rod of the second brake oil pump, the second brake pedal is in electric signal transmission with the second electromagnetic valve, the second brake oil pump is communicated with the second oil storage kettle through an oil pipe, a third oil outlet and a fourth oil outlet are arranged on the second brake oil pump, the third oil outlet is communicated with an interface b of the second electromagnetic valve through the oil pipe, the fourth oil outlet is communicated with an interface c of the first electromagnetic valve through the oil pipe, and an interface a of the second electromagnetic valve is communicated with a brake cylinder at the rear axle end of the vehicle through the oil pipe.
A first vacuum booster is connected between the first brake pedal and the first brake oil pump, and a second vacuum booster is connected between the second brake pedal and the second brake oil pump.
Compared with the prior art, the bidirectional hydraulic braking system has the following advantages: 1. the bidirectional hydraulic braking system can enable two braking mechanisms to share one system without collision, thereby realizing better control or operation. The invention has novel conception, adopts two braking mechanisms, two electromagnetic valves, circuit signals and the like, and can respectively act on the braking slave cylinder at the front axle end of the vehicle and the rear axle braking slave cylinder through two braking oil pumps, thereby meeting the braking requirement through double control and bidirectional independent use.
Drawings
Fig. 1 is a schematic diagram of an assembled structure of a two-way hydraulic brake system.
In the description of the drawings, reference numeral 1 is a brake pedal I, 2 is a vacuum booster I, 3 is a brake oil pump I, 4 is an oil storage pot I, 5 is an electromagnetic valve I, 6 is a front axle, 7 is a rear axle, 8 is an electromagnetic valve II, 9 is an oil storage pot II, 10 is a brake oil pump II, 11 is a vacuum booster II, and 12 is a brake pedal II.
Detailed Description
The following further describes a bi-directional hydraulic brake system according to the present invention with reference to the accompanying drawings and detailed description: examples: in this embodiment, as shown in fig. 1, a bidirectional hydraulic braking system includes a first brake pedal 1, a first brake oil pump 3, a first solenoid valve 5, a first oilcan, a second brake pedal 12, a second brake oil pump 10, a second solenoid valve 8 and a second oilcan, wherein the first solenoid valve 5 and the second solenoid valve 8 are two-position three-way solenoid valves, the first solenoid valve 5 and the second solenoid valve 8 each include an interface a, an interface b and an interface c, when the first solenoid valve 5 is electrified, the interfaces a and b of the first solenoid valve 5 are conducted, the interfaces a and c of the first solenoid valve 5 are closed, when the second solenoid valve 8 is electrified, the interfaces a and b of the second solenoid valve 8 are conducted, and the interfaces a and c of the second solenoid valve 8 are closed; the first brake pedal 1 is linked with a piston rod of the first brake oil pump 3, the first brake pedal 1 and the first electromagnetic valve 5 transmit data through electric signals, the first brake oil pump 3 is communicated with the first oil storage kettle 4 through an oil pipe, the first brake oil pump 3 is provided with a first oil outlet and a second oil outlet, the first oil outlet is communicated with an interface b of the first electromagnetic valve 5 through the oil pipe, the second oil outlet is communicated with an interface c of the second electromagnetic valve 8 through the oil pipe, and an interface a of the first electromagnetic valve 5 is communicated with a brake cylinder at the end of a front axle 6 of a vehicle through the oil pipe; the second brake pedal 12 is linked with a piston rod of the second brake oil pump 10, the second brake pedal 12 is in data transmission with the second electromagnetic valve 8 through an electric signal, the second brake oil pump 10 is communicated with the second oil storage kettle 9 through an oil pipe, a third oil outlet and a fourth oil outlet are arranged on the second brake oil pump 10, the third oil outlet is communicated with an interface b of the second electromagnetic valve 8 through the oil pipe, the fourth oil outlet is communicated with an interface c of the first electromagnetic valve 5 through the oil pipe, and an interface a of the second electromagnetic valve 8 is communicated with a brake cylinder at the end of a rear axle 7 of the vehicle through the oil pipe.
A first vacuum booster 2 is connected between the first brake pedal 1 and the first brake oil pump 3, and a second vacuum booster 11 is connected between the second brake pedal 12 and the second brake oil pump 10.
The working process of the bidirectional hydraulic braking system is as follows:
when the first brake pedal is stepped down, an electric signal is generated, so that the first electromagnetic valve is electrified, the interface b of the first electromagnetic valve is communicated with the interface a, and the second electromagnetic valve is communicated with the interface a because the second brake pedal is not provided with the electric signal; meanwhile, as the pedal I is stepped on, the brake oil pump moves with a piston to generate the pressure of hydraulic oil, at the moment, the pressure of the hydraulic oil in the brake oil pump I can be transmitted to the brake cylinder at the front axle end through the oil pipe, the interface b and the interface a of the electromagnetic valve I, so that the braking force of the front wheel is generated, and the pressure of the hydraulic oil in the brake oil pump I is also transmitted to the brake cylinder at the rear axle end through the oil pipe, the interface c and the interface b of the electromagnetic valve II, so that the braking force of the rear wheel is generated;
when the brake pedal is depressed, the principle is similar to that described above.
When the first brake pedal and the second brake pedal are simultaneously stepped down, electric signals are generated at two sides, so that the first electromagnetic valve and the second electromagnetic valve are electrified, the first electromagnetic valve and the second electromagnetic valve are respectively connected with the interface b and the interface a, and the interface c and the interface a are closed; meanwhile, as the first brake pedal and the second brake pedal are both stepped down, the first brake oil pump and the second brake oil pump can have pistons to move to generate the pressure of hydraulic oil, at the moment, the pressure of the hydraulic oil in the first brake oil pump can be transmitted to the brake cylinder at the front axle end through the oil pipe, the interface b and the interface a of the first electromagnetic valve, so that the braking force of the front wheel is generated, and the pressure of the hydraulic oil in the second brake oil pump can be transmitted to the brake cylinder at the rear axle end through the oil pipe, the interface b and the interface a of the second electromagnetic valve, so that the braking force of the rear wheel is generated.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made to this embodiment without departing from the principles and spirit of the invention.
Claims (2)
1. The use method of the bidirectional hydraulic braking system is characterized in that the braking system comprises a first brake pedal, a first brake oil pump, a first electromagnetic valve, an oil can, a second brake pedal, a second brake oil pump, a second electromagnetic valve and a second oil can, wherein the first electromagnetic valve and the second electromagnetic valve are two-position three-way electromagnetic valves, the first electromagnetic valve and the second electromagnetic valve respectively comprise an interface a, an interface b and an interface c, when the first electromagnetic valve is electrified, the interface a and the interface b of the first electromagnetic valve are conducted, the interface a and the interface c of the first electromagnetic valve are closed, when the second electromagnetic valve is electrified, the interface a and the interface b of the second electromagnetic valve are conducted, and the interface a and the interface c of the second electromagnetic valve are closed; the first brake pedal is in linkage with a piston rod of the first brake oil pump, the first brake pedal and the first electromagnetic valve are in electric signal transmission data, the first brake oil pump is communicated with the first oil storage kettle through an oil pipe, a first oil outlet and a second oil outlet are arranged on the first brake oil pump, the first oil outlet is communicated with an interface b of the first electromagnetic valve through the oil pipe, the second oil outlet is communicated with an interface c of the second electromagnetic valve through the oil pipe, and an interface a of the first electromagnetic valve is communicated with a brake cylinder at the front axle end of the vehicle through the oil pipe; the second brake pedal is in linkage with a piston rod of the second brake oil pump, the second brake pedal is in electric signal transmission with the second electromagnetic valve, the second brake oil pump is communicated with the second oil storage kettle through an oil pipe, a third oil outlet and a fourth oil outlet are arranged on the second brake oil pump, the third oil outlet is communicated with an interface b of the second electromagnetic valve through the oil pipe, the fourth oil outlet is communicated with an interface c of the first electromagnetic valve through the oil pipe, and an interface a of the second electromagnetic valve is communicated with a brake cylinder at the rear axle end of the vehicle through the oil pipe;
the working process of the braking system is as follows: when the first brake pedal is stepped down, an electric signal is generated, so that the first electromagnetic valve is electrified, the interface b of the first electromagnetic valve is communicated with the interface a, and the second electromagnetic valve is communicated with the interface a because the second brake pedal is not provided with the electric signal; meanwhile, as the pedal I is stepped on, the brake oil pump moves with a piston to generate the pressure of hydraulic oil, and at the moment, the pressure of the hydraulic oil in the brake oil pump I can be transmitted into the brake cylinder at the front axle end through the oil pipe, the interface b and the interface a of the electromagnetic valve I, so that the braking force of the front wheel is generated, and the pressure of the hydraulic oil in the brake oil pump I is also transmitted into the brake cylinder at the rear axle end through the oil pipe, the interface c and the interface b of the electromagnetic valve II, so that the braking force of the rear wheel is generated.
2. The method of using a bi-directional hydraulic brake system according to claim 1, wherein a first vacuum booster is connected between the first brake pedal and the first brake oil pump, and a second vacuum booster is connected between the second brake pedal and the second brake oil pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711330827.9A CN108082161B (en) | 2017-12-13 | 2017-12-13 | Bidirectional hydraulic braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711330827.9A CN108082161B (en) | 2017-12-13 | 2017-12-13 | Bidirectional hydraulic braking system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108082161A CN108082161A (en) | 2018-05-29 |
| CN108082161B true CN108082161B (en) | 2024-04-09 |
Family
ID=62175360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711330827.9A Active CN108082161B (en) | 2017-12-13 | 2017-12-13 | Bidirectional hydraulic braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108082161B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108622055A (en) * | 2018-06-30 | 2018-10-09 | 袁菊花 | The brake control of vehicle |
| CN108791242A (en) * | 2018-08-06 | 2018-11-13 | 西南石油大学 | A kind of hydraulic type automobile copilot brake gear |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6130465A (en) * | 1984-07-20 | 1986-02-12 | Kubota Ltd | Carrying vehicle |
| DE10325875A1 (en) * | 2003-02-28 | 2004-09-09 | Bosch Rexroth Ag | braking system |
| CN201872744U (en) * | 2010-11-01 | 2011-06-22 | 王军 | Hydraulic control type automobile auxiliary brake apparatus |
| CN205022560U (en) * | 2015-10-19 | 2016-02-10 | 中国重汽集团济南动力有限公司 | Car braking pipe -line system |
| CN207594939U (en) * | 2017-12-13 | 2018-07-10 | 河南森源鸿马电动汽车有限公司 | A kind of bidirectional hydraulic formula braking system |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10145789A1 (en) * | 2001-09-17 | 2003-04-10 | Continental Teves Ag & Co Ohg | Steering braking system with electrically controlled valves |
| US9290167B2 (en) * | 2014-08-05 | 2016-03-22 | Deere & Company | Pressure balancing brake system and method |
-
2017
- 2017-12-13 CN CN201711330827.9A patent/CN108082161B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6130465A (en) * | 1984-07-20 | 1986-02-12 | Kubota Ltd | Carrying vehicle |
| DE10325875A1 (en) * | 2003-02-28 | 2004-09-09 | Bosch Rexroth Ag | braking system |
| CN201872744U (en) * | 2010-11-01 | 2011-06-22 | 王军 | Hydraulic control type automobile auxiliary brake apparatus |
| CN205022560U (en) * | 2015-10-19 | 2016-02-10 | 中国重汽集团济南动力有限公司 | Car braking pipe -line system |
| CN207594939U (en) * | 2017-12-13 | 2018-07-10 | 河南森源鸿马电动汽车有限公司 | A kind of bidirectional hydraulic formula braking system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108082161A (en) | 2018-05-29 |
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