CN209079875U - A kind of air pressure assisted servo-system for braking of battery electric vehicle - Google Patents
A kind of air pressure assisted servo-system for braking of battery electric vehicle Download PDFInfo
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- CN209079875U CN209079875U CN201821620956.1U CN201821620956U CN209079875U CN 209079875 U CN209079875 U CN 209079875U CN 201821620956 U CN201821620956 U CN 201821620956U CN 209079875 U CN209079875 U CN 209079875U
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- air
- automatically controlled
- conditioner unit
- air conditioner
- electric
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Abstract
The utility model discloses a kind of air pressure assisted servo-systems for braking of battery electric vehicle, belong to pure electric automobile brake fluid system technical field, including air filter, electric air compressor, automatically controlled air conditioner unit, gas receiver, air booster band master cylinder assembly, pressure sensor, meter panel of motor vehicle and audio alert unit and controller；The air filter is connect with electric air compressor, and electric air compressor is connected with automatically controlled air conditioner unit, automatically controlled air conditioner unit is connected to gas receiver, and gas receiver is connected with air booster band master cylinder assembly；Described controller one end is connect with automatically controlled air conditioner unit, and the other end is connect with electric air compressor, and pressure sensor, the pressure sensor and meter panel of motor vehicle and audio alert unit are provided on the gas receiver.The air pressure assisted servo-system significantly increases the stopping power of vehicle, good braking effect.
Description
Technical field
The utility model belongs to pure electric automobile brake fluid system technical field, and in particular to one kind is used for pure electric vehicle vapour
The air pressure assisted servo-system of vehicle hydraulic braking.
Background technique
Majority hydraulic braking electric vehicle uses vacuum servo servo-system both at home and abroad, because of the vacuum servo of servo vacuum system
Device is limited by structure and size and atmospheric pressure, is applicable only to small tonnage automobile；Large-tonnage electric car is all made of simultaneously
Pneumatic braking system, relative cost are higher；In order to improve the high cost and vacuum assisted hydraulic brake system of Pneumatic braking system
The problems such as stopping power is weak, the air pressure assisted servo-system for needing utility model a kind of for pure electric automobile hydraulic braking.
Utility model content
The utility model is in order to improve the high cost and vacuum assisted hydraulic brake system stopping power of Pneumatic braking system
The problems such as weak, provides a kind of air pressure assisted servo-system for pure electric automobile hydraulic braking.
The utility model is achieved through the following technical solutions:
A kind of air pressure assisted servo-system for pure electric automobile hydraulic braking, including the compression of air filter 1, electric air
Machine 2, automatically controlled air conditioner unit 3, gas receiver 4, air booster band master cylinder assembly 5, pressure sensor 6, meter panel of motor vehicle and
Audio alert unit 7 and controller 8；Wherein, the air filter 1 is connect by pipeline with electric air compressor 2, electric air
The automatically controlled air conditioner unit air inlet A of compressor 2 and automatically controlled air conditioner unit 3 passes through piping connection, automatically controlled air-treatment
The automatically controlled air conditioner unit gas outlet B of unit 3 passes through piping connection to gas receiver 4, gas receiver 4 and air booster band master cylinder
The air booster band master cylinder assembly air inlet C of assembly 5 passes through piping connection；Described 8 one end of controller and automatically controlled air-treatment
Unit 3 connects, and the other end is connect with electric air compressor 2, and the controller 8 is examined for receiving automatically controlled air conditioner unit 3
The atmospheric pressure value of automatically controlled air conditioner unit gas outlet B is surveyed, and controls the work of electric air compressor 2 and generates air pressure；The storage
Pressure sensor 6, the pressure sensor 6 and meter panel of motor vehicle and audio alert unit 7 are provided on inflator 4.
Compared with prior art, as follows the advantages of the utility model:
1, the utility model overcomes the vacuum booster of servo vacuum system by structure and size and the limit of atmospheric pressure
Brake fluid system processed is only applicable to the technological difficulties of small tonnage vehicle；
2, the utility model overcomes large-tonnage electric car and is all made of Pneumatic braking system higher cost, the quality skills such as again
Art problem；
3, the brake fluid system stopping power compared to pure electric vehicle vacuum servo servo-system significantly increases, braking effect
It is good；
4, the air pressure assisted servo-system of large-tonnage pure electric vehicle light truck, middle bus application the utility model
Brake fluid system relative barometric pressure braking system complete vehicle weight is lighter, cost is lower.
Detailed description of the invention
Fig. 1 is the air pressure assisted servo-system principle of the braking of battery electric vehicle of the utility model.
Wherein: 1. air filters；2. electric air compressor；3. automatically controlled air conditioner unit；4. gas receiver；5. air pressure helps
Power device band master cylinder assembly；6. pressure sensor；7. meter panel of motor vehicle and audio alert unit；8. controller；A. at automatically controlled air
Manage unit air inlet；B. automatically controlled air conditioner unit gas outlet；C. air booster band master cylinder assembly air inlet；D. air pressure assisted
Device band master cylinder assembly gas outlet；E. the first brake circuit；F. the second brake circuit.
Specific embodiment
Embodiment 1:
As shown in Figure 1, a kind of air pressure assisted servo-system for pure electric automobile hydraulic braking, including air filter 1, electricity
Engine-driven air compressor 2, automatically controlled air conditioner unit 3, gas receiver 4, air booster band master cylinder assembly 5, pressure sensor 6, vehicle
Instrument board and audio alert unit 7 and controller 8；Wherein, the air filter 1 is connected by pipeline and electric air compressor 2
It connects, the automatically controlled air conditioner unit air inlet A of electric air compressor 2 and automatically controlled air conditioner unit 3 passes through piping connection, electricity
The automatically controlled air conditioner unit gas outlet B for controlling air conditioner unit 3 passes through piping connection to gas receiver 4, and gas receiver 4 and air pressure help
Air booster band master cylinder assembly air inlet C of the power device with master cylinder assembly 5 passes through piping connection；
Described 8 one end of controller is connect with automatically controlled air conditioner unit 3, and the other end is connect with electric air compressor 2,
The controller 8 detects the atmospheric pressure value of automatically controlled air conditioner unit gas outlet B for receiving automatically controlled air conditioner unit 3, and controls
The work of electric air compressor 2 processed generates air pressure；
Pressure sensor 6 is provided on the gas receiver 4, the signal of pressure sensor 6 is transmitted to meter panel of motor vehicle and language
Sound alarm unit 7.
The air booster is total using air booster described in patent 201711142498.5 with master cylinder assembly
At.
The automatically controlled air conditioner unit is similar to the air dryer of conventional vehicle fuel vehicle, only increases automatically controlled list
Member, to control the unlatching of electric air compressor, stop.
The course of work of the utility model is as follows:
Vehicle is higher than setting in use, automatically controlled air conditioner unit 3 detects automatically controlled air conditioner unit gas outlet B atmospheric pressure value
The pressure value that electric air compressor 2 starts, then electric air compressor 2 does not start.
Vehicle is in use, automatically controlled air conditioner unit 3 detects automatically controlled air conditioner unit gas outlet B atmospheric pressure value lower than setting
The pressure value that electric air compressor 2 starts, then prove that air pressure assisted servo-system pressure value is lower, electric air compressor 2
It starts to work, after air is cleaned by air filter 1, is converted into pressure-air by electric air compressor 2, passes through automatically controlled air
Impurity, moisture in 3 filtration high pressure air of processing unit and enter 4 in air tank, air booster band master cylinder assembly 5 can
The pressure-air provided by gas receiver 4 generates hydraulic energy applied to the first brake circuit of brake fluid system E, the in master cylinder
Two brake circuit F realize vehicle braking, and air booster passes through air pressure with the pressure-air in master cylinder assembly 5 when cancelling braking
Booster band master cylinder assembly gas outlet D is discharged.
Automatically controlled air conditioner unit 3 detects the automatically controlled air conditioner unit gas outlet B atmospheric pressure value of automatically controlled air conditioner unit, defeated
Control signal controls the work of electric air compressor 2 and generates air pressure to controller 8, controller 8 out；Gas receiver 4 connects simultaneously
There is pressure sensor 6, the signal of pressure sensor 6 is transmitted to meter panel of motor vehicle and audio alert unit 7, thus when air pressure assisted
Servo-system pressure value makes meter panel of motor vehicle and audio alert unit 7 issue indicator light warning or show in instrument board surplus when lower
Remaining atmospheric pressure value.
Claims (1)
1. a kind of air pressure assisted servo-system for braking of battery electric vehicle, which is characterized in that including air filter (1), electronic
Air compressor (2), automatically controlled air conditioner unit (3), gas receiver (4), air booster band master cylinder assembly (5), pressure sensing
Device (6), meter panel of motor vehicle and audio alert unit (7) and controller (8)；Wherein, the air filter (1) by pipeline with it is electronic
Air compressor (2) connection, the automatically controlled air conditioner unit of electric air compressor (2) and automatically controlled air conditioner unit (3) into
Port A is arrived by the automatically controlled air conditioner unit gas outlet B of piping connection, automatically controlled air conditioner unit (3) by piping connection
Gas receiver (4), the air booster band master cylinder assembly air inlet C of gas receiver (4) and air booster with master cylinder assembly (5) pass through
Piping connection；Described controller (8) one end is connect with automatically controlled air conditioner unit (3), the other end and electric air compressor (2)
Connection；It is provided with pressure sensor (6) on the gas receiver (4), the pressure sensor (6) and meter panel of motor vehicle and voice reporting
Alert unit (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620956.1U CN209079875U (en) | 2018-09-28 | 2018-09-28 | A kind of air pressure assisted servo-system for braking of battery electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821620956.1U CN209079875U (en) | 2018-09-28 | 2018-09-28 | A kind of air pressure assisted servo-system for braking of battery electric vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209079875U true CN209079875U (en) | 2019-07-09 |
Family
ID=67118353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821620956.1U Active CN209079875U (en) | 2018-09-28 | 2018-09-28 | A kind of air pressure assisted servo-system for braking of battery electric vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209079875U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113291281A (en) * | 2021-05-31 | 2021-08-24 | 东风商用车有限公司 | Air processing unit structure integrated with pressure sensor and working method thereof |
| CN114379385A (en) * | 2022-01-10 | 2022-04-22 | 中国第一汽车股份有限公司 | Whole vehicle braking and electric pile air inlet integrated system of fuel cell vehicle |
-
2018
- 2018-09-28 CN CN201821620956.1U patent/CN209079875U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113291281A (en) * | 2021-05-31 | 2021-08-24 | 东风商用车有限公司 | Air processing unit structure integrated with pressure sensor and working method thereof |
| CN114379385A (en) * | 2022-01-10 | 2022-04-22 | 中国第一汽车股份有限公司 | Whole vehicle braking and electric pile air inlet integrated system of fuel cell vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220520 Address after: 266000 No. 100 Jiefang Avenue, Qingdao automobile industry new town, Qingdao, Shandong Patentee after: FAW JIEFANG QINGDAO AUTOMOBILE Co.,Ltd. Address before: No.76 Dongfeng Street, Changchun automobile economic and Technological Development Zone, Changchun City, Jilin Province, 130000 Patentee before: FAW JIEFANG AUTOMOTIVE Co.,Ltd. |
|
| TR01 | Transfer of patent right |