CN110103915A - With service brake, parking braking, slow function wet brake system - Google Patents
With service brake, parking braking, slow function wet brake system Download PDFInfo
- Publication number
- CN110103915A CN110103915A CN201910388478.9A CN201910388478A CN110103915A CN 110103915 A CN110103915 A CN 110103915A CN 201910388478 A CN201910388478 A CN 201910388478A CN 110103915 A CN110103915 A CN 110103915A
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- China
- Prior art keywords
- brake
- conducting wire
- parking braking
- wet
- end cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000007789 sealing Methods 0.000 claims description 12
- 230000003068 static effect Effects 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 4
- 238000012423 maintenance Methods 0.000 abstract description 4
- 238000005299 abrasion Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 8
- 238000012986 modification Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 4
- 239000010720 hydraulic oil Substances 0.000 description 2
- 230000008676 import Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- 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 Arrangements (AREA)
Abstract
With service brake, parking braking, slow function wet brake system, belong to vehicle and technical field of transportation, including service brake electronic controller, parking braking controller, retarder brake control mould group, ECU and wheel.The ECU is connected by conducting wire with service brake electronic controller and slow control for brake mould group.Wet brake is provided on the inside of the wheel.The ECU is connected with pressure sensor by conducting wire, and pressure sensor is connected by conducting wire with wet brake；Parking braking controller is connected by conducting wire with wet brake；ECU is connected with electric-controlled hydraulic control valve by conducting wire, and electric-controlled hydraulic control valve is connected with brake pump unit by conducting wire；Brake pump unit is connected by conducting wire with electric-controlled hydraulic control valve.Braking heat can be exported arrester by heat-transfer device and carry out forced cooling by the present invention, reduced abrasion of the high temperature to braking system, can effectively be extended the maintenance period of braking system, reduce maintenance cost.
Description
Technical field
The invention belongs to vehicles and technical field of transportation, and in particular to one kind has service brake, parking braking, slow function
The wet brake system of energy.
Background technique
The requirement of the safety and reliability of national centering heavy goods vehicle is higher and higher, and relevant laws and regulations are also gradually
It is sound, the safety and reliability of complete machine braking system is required also increasingly to improve, the braking of traditional medium and heavy haulage vehicle
Device is drum-type and dry friction sheet form, only realizes the function of service brake and parking braking.When on Special Road such as gentle slope,
Traveling needs to realize and need to install retarder when slow function, or using to by the way of brake rim spray cooling, increases equipment
Cost and security risk is used, generates pollution to the damage of vehicle and to road environment when in use, when traveling is in farm-to-market road,
Under the premise of crossing increase environment complexity need to be braked frequently, braking system damages failure because of overheat, increases security risk.
Summary of the invention
For above-mentioned problems of the prior art, the present invention proposes a kind of there is service brake, parking braking, slow
The wet brake system of function, the system are utilized the completely new wet brake for being released braking using pressure release braking, pressurization, realized
It brakes heat and arrester progress forced cooling is exported by heat-transfer device, reduce abrasion of the high temperature to braking system.
To achieve the goals above, the present invention adopts the following technical scheme that:
With service brake, parking braking, slow function wet brake system, including service brake electronic controller,
Parking braking controller, retarder brake control mould group, ECU and wheel.
The ECU is connected by conducting wire with service brake electronic controller and slow control for brake mould group.
It is provided with wet brake on the inside of the wheel, the ECU is connected with pressure sensor, the pressure by conducting wire
Sensor is connect by conducting wire with wet brake.
The ECU is connected with pressure sensor by conducting wire, and the pressure sensor passes through conducting wire and wet brake phase
Even.
The parking braking controller is connected by conducting wire with wet brake.
The ECU is connected with electric-controlled hydraulic control valve by conducting wire, and the electric-controlled hydraulic control valve passes through oil circuit and wet type
Brake is connected.
The electric-controlled hydraulic control valve is connected with brake pump unit by conducting wire, and the brake pump unit passes through conducting wire
It is connected with electric-controlled hydraulic control valve.
Abs sensor is provided at the wet brake, the abs sensor is connected by conducting wire with ECU.It is described
ABS gear ring is provided on abs sensor.
Further, the brake pump unit includes high-pressure oil pump, accumulator, oil-tank filtering device and pressure inductor
Deng.
Further, the wet brake includes brake shell, outer end cap and inner end cap, the outer end cap and inner end
Lid is set to the both ends of brake shell by positioning pin.
Further, it is all provided between the brake shell and outer end cap and between the brake shell and inner end cap
It is equipped with sealing ring.
Further, leakage fluid dram is provided on the brake shell.
Further, it is provided with fixed ring on the inside of the outer end cap, is fixedly installed static friction plate on the inside of the fixed ring,
Movable friction plate is provided in the static friction plate.
Further, the inside of the movable friction plate is equipped with brake piston, and brake piston can move in brake shell
It is dynamic.
Further, disc spring is provided on the inside of the brake piston.
Further, it is provided with sealing ring between the brake piston and brake shell, is provided on the outside of inner end cap
The inside of positioning ring, disc spring is arranged on positioning ring.
Further, it is provided with wheel end attachment base on the inside of the inner end cap, takes turns and is provided between end attachment base and inner end cap
Sealing ring.
Further, braking oil inlet is provided on the attachment base of the wheel end.
Working principle: when vehicle booting operation, hydraulic oil enters brake piston by import, overcomes the elastic force of disc spring, pushes
Brake piston moves right, and movable friction plate and static friction plate separation release braking, vehicle operation.
When needing service brake, brake pedal, ECU is according to trampling depth adjustment, the pressure of regulating brake piston
Power achievees the purpose that control braking moment；ECU controls the work of electric-controlled hydraulic control valve, and electric-controlled hydraulic control valve is to brake pump
Unit is controlled, and is reduced hydraulic oil by the hydraulic pressure of import, is pushed brake piston to move downward, engage sound friction plate
Frictional force is generated to control braking.
When vehicle traveling come down road need slow function when, press retarder brake switch, brake can according to setting speed
Degree adjustment brake unit torque reaches slow descending control；Brake pump unit is controlled by electric-controlled hydraulic control valve, is provided
Braking hydraulic pressure is controlled, so that movable friction plate and static friction plate is generated frictional force, to control running speed.
When parking braking, parking braking, brake plunger pressure release, brake(-holder) block braking are pressed.
The invention has the benefit that product is set using the completely new wet brake that pressure release braking, pressurization release braking
Meter, and the adjustment of braking moment can be carried out by setting speed on long slope, it drives at a constant speed, substitutes orthodox car brake.It adopts
It, can be by braking heat with the wet brake vehicle for having service brake/parking braking and slow function in above-mentioned road driving
Amount exports arrester by heat-transfer device and carries out forced cooling, reduces abrasion of the high temperature to braking system, can effectively extend braking
The maintenance period of system reduces maintenance cost.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is braking system assembly figure.
Appended drawing reference: 1- leakage fluid dram, 2- brake shell, 3- brake piston, 4- disc spring, 5- positioning ring, 6- brake oil into
Mouthful, 7- takes turns end attachment base, 8- sealing ring one, 9- sealing ring two, 10- movable friction plate, 11- static friction plate, 12- positioning pin, 13-
Sealing ring three, 14- fixed ring, 15- outer end cap, 16- service brake electronic controller, 17- parking braking controller, 18- are slow
Control for brake mould group, 19- pressure sensor, 20-ECU, 21- wet brake, 22-ABS sensor, 23-ABS gear ring, 24-
Electric-controlled hydraulic control valve, 25- brake pump unit, 26- wheel, 27- inner end cap.
Specific embodiment
In order to make it easy to understand, with reference to the accompanying drawing, by embodiment, further specifically being retouched to technical solution of the present invention work
It states:
With service brake, parking braking, slow function wet brake system, including service brake electronic controller
16, parking braking controller 17, retarder brake control mould group 18, ECU20 and wheel 26.ECU20 passes through conducting wire and service brake
Electronic controller 16 is connected with slow control for brake mould group 18.
ECU20 is connected with pressure sensor 19 by conducting wire, and wet brake 21, pressure sensing are provided on the inside of wheel 26
Device 19 and parking braking controller 17 are connect by conducting wire with wet brake 21.
ECU20 is connected with electric-controlled hydraulic control valve 24 by conducting wire, and electric-controlled hydraulic control valve 24 is connected with system by conducting wire
Dynamic oil pump unit 25, brake pump unit 25 include high-pressure oil pump, accumulator, oil-tank filtering device and pressure inductor etc..
Electric-controlled hydraulic control valve 24 is connected by oil circuit with wet brake 21.ABS biography is provided at wet brake 21
Sensor 22, abs sensor 22 are connected by conducting wire with ECU20.ABS gear ring 23 is provided on abs sensor 22.
Wet brake 21 includes brake shell 2, outer end cap 15 and inner end cap 27, and outer end cap 15 and inner end cap 27 pass through
The both ends of brake shell 2 are arranged in positioning pin 12.Leakage fluid dram 1 is provided on brake shell 2.Brake shell 2 and outer end
Sealing ring 3 13 is provided between lid 15 and inner end cap 27.
It is provided with fixed ring 14 on the inside of outer end cap 15, static friction plate 11, static friction plate are fixedly installed on the inside of fixed ring 14
Movable friction plate 10 is provided on 11.The inside of movable friction plate 10 is provided with brake piston 3, and the inside of brake piston 3 is provided with dish
Spring 4.
There are two sealing rings 29 for setting between brake piston 3 and brake shell 2, to make brake piston 3 and brake
Shell 2 is tightly connected, and brake piston 3 can move in brake shell 2.
The outside of inner end cap 27 is provided with positioning ring 5, and the inside of disc spring 4 is arranged on positioning ring 5.27 outside of inner end cap
It is provided with wheel end attachment base 7, takes turns and is provided with braking oil inlet 6 on end attachment base 7.It is set between wheel end attachment base 7 and inner end cap 27
It is equipped with sealing ring 1.
Above-described embodiment is the illustration or explanation to technical solution of the present invention, be but should not be understood as to skill of the present invention
The limitation of art scheme, it is clear that those skilled in the art can carry out various modifications the present invention and modification is without departing from the present invention
Spirit and scope.If these modifications and variations are within the scope of the claims of the present invention and its equivalent technology, then originally
Including invention also includes these modifications and variations.
Claims (10)
1. with service brake, parking braking, slow function wet brake system, including service brake electronic controller, stay
Vehicle brake monitor, retarder brake control mould group, ECU and wheel, the ECU by conducting wire and service brake electronic controller and
Retarder brake controls mould group and is connected, and wet brake is provided on the inside of the wheel, and the ECU is connected with pressure by conducting wire and passes
Sensor, the pressure sensor are connect by conducting wire with wet brake, and the ECU is connected with pressure sensor by conducting wire,
The pressure sensor is connected by conducting wire with wet brake, and the parking braking controller passes through conducting wire and wet brake
It is connected, the ECU is connected with electric-controlled hydraulic control valve by conducting wire, and the electric-controlled hydraulic control valve passes through oil circuit and wet type system
Dynamic device is connected, and the electric-controlled hydraulic control valve is connected with brake pump unit by conducting wire, and the brake pump unit is by leading
Line is connected with electric-controlled hydraulic control valve, and abs sensor is provided at the wet brake, and the abs sensor passes through conducting wire
It is connected with ECU, ABS gear ring is provided on the abs sensor.
2. it is according to claim 1 with service brake, parking braking, slow function wet brake system, feature
Be: the brake pump unit includes high-pressure oil pump, accumulator, oil-tank filtering device and pressure inductor.
3. it is according to claim 1 with service brake, parking braking, slow function wet brake system, feature
Be: the wet brake includes brake shell, outer end cap and inner end cap, and the outer end cap and inner end cap pass through positioning pin
Set on the both ends of brake shell.
4. it is according to claim 3 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with sealing ring between the brake shell and outer end cap and between the brake shell and inner end cap.
5. it is according to claim 3 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with leakage fluid dram on the brake shell.
6. it is according to claim 3 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with fixed ring on the inside of the outer end cap, is fixedly installed static friction plate, the static friction plate on the inside of the fixed ring
On be provided with movable friction plate.
7. it is according to claim 6 with service brake, parking braking, slow function wet brake system, feature
Be: the inside of the movable friction plate is equipped with brake piston.
8. it is according to claim 7 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with sealing ring between the brake piston and brake shell, is provided with positioning ring on the outside of inner end cap.
9. it is according to claim 8 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with disc spring on the inside of the brake piston, the inside of the disc spring is arranged on positioning ring.
10. it is according to claim 9 with service brake, parking braking, slow function wet brake system, feature
It is: is provided with wheel end attachment base on the inside of the inner end cap, is provided with braking oil inlet, the wheel end on the attachment base of the wheel end
Sealing ring is provided between attachment base and inner end cap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388478.9A CN110103915B (en) | 2019-05-10 | 2019-05-10 | Wet braking system with service braking, parking braking and retarding functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910388478.9A CN110103915B (en) | 2019-05-10 | 2019-05-10 | Wet braking system with service braking, parking braking and retarding functions |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110103915A true CN110103915A (en) | 2019-08-09 |
| CN110103915B CN110103915B (en) | 2024-03-29 |
Family
ID=67489316
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910388478.9A Active CN110103915B (en) | 2019-05-10 | 2019-05-10 | Wet braking system with service braking, parking braking and retarding functions |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110103915B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843740A (en) * | 2019-10-25 | 2020-02-28 | 中国煤炭科工集团太原研究院有限公司 | Hydraulic-mechanical combined braking system for coal mine articulated explosion-proof vehicle |
| CN113531010A (en) * | 2021-05-17 | 2021-10-22 | 中国煤炭科工集团太原研究院有限公司 | Triple braking system for overhead rail vehicle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3917037A (en) * | 1974-11-11 | 1975-11-04 | Caterpillar Tractor Co | Brake system |
| JPH0717376A (en) * | 1993-06-30 | 1995-01-20 | Mitsubishi Motors Corp | Branking device for vehicle |
| US20100252378A1 (en) * | 2007-08-08 | 2010-10-07 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Control Device for a Brake System of a Utility Vehicle and Method for Controlling a Brake System |
| CN105667477A (en) * | 2016-04-13 | 2016-06-15 | 武汉科技大学 | Wire driven hydraulic parking braking system for full-wheel steering electric-wheel car |
| CN108248582A (en) * | 2018-02-13 | 2018-07-06 | 隆中控股集团股份有限公司 | For the electric control braking method and computer storage media of automobile |
| CN207875607U (en) * | 2018-02-13 | 2018-09-18 | 隆中控股集团股份有限公司 | Electric controlled brake system for automobile |
| CN210793145U (en) * | 2019-05-10 | 2020-06-19 | 吉林大学青岛汽车研究院 | Wet brake system with service brake, parking brake and speed slowing functions |
-
2019
- 2019-05-10 CN CN201910388478.9A patent/CN110103915B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3917037A (en) * | 1974-11-11 | 1975-11-04 | Caterpillar Tractor Co | Brake system |
| JPH0717376A (en) * | 1993-06-30 | 1995-01-20 | Mitsubishi Motors Corp | Branking device for vehicle |
| US20100252378A1 (en) * | 2007-08-08 | 2010-10-07 | Knorr-Bremse Systeme Fuer Nutzfahrzeuge Gmbh | Control Device for a Brake System of a Utility Vehicle and Method for Controlling a Brake System |
| CN105667477A (en) * | 2016-04-13 | 2016-06-15 | 武汉科技大学 | Wire driven hydraulic parking braking system for full-wheel steering electric-wheel car |
| CN108248582A (en) * | 2018-02-13 | 2018-07-06 | 隆中控股集团股份有限公司 | For the electric control braking method and computer storage media of automobile |
| CN207875607U (en) * | 2018-02-13 | 2018-09-18 | 隆中控股集团股份有限公司 | Electric controlled brake system for automobile |
| CN210793145U (en) * | 2019-05-10 | 2020-06-19 | 吉林大学青岛汽车研究院 | Wet brake system with service brake, parking brake and speed slowing functions |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110843740A (en) * | 2019-10-25 | 2020-02-28 | 中国煤炭科工集团太原研究院有限公司 | Hydraulic-mechanical combined braking system for coal mine articulated explosion-proof vehicle |
| CN113531010A (en) * | 2021-05-17 | 2021-10-22 | 中国煤炭科工集团太原研究院有限公司 | Triple braking system for overhead rail vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110103915B (en) | 2024-03-29 |
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