CN206885027U - The brake vacuum force aid system and electric automobile of electric automobile - Google Patents
The brake vacuum force aid system and electric automobile of electric automobile Download PDFInfo
- Publication number
- CN206885027U CN206885027U CN201720392922.0U CN201720392922U CN206885027U CN 206885027 U CN206885027 U CN 206885027U CN 201720392922 U CN201720392922 U CN 201720392922U CN 206885027 U CN206885027 U CN 206885027U
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- master cylinder
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- 239000000725 suspension Substances 0.000 claims abstract description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000007423 decrease Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000003321 amplification Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000000295 fuel oil Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Valves And Accessory Devices For Braking Systems (AREA)
Abstract
It the utility model is related to the brake vacuum force aid system and electric automobile in motor vehicle braking system field, more particularly to electric automobile.A kind of electric vehicle brake vacuum boost system, including vacuum booster band brake master cylinder；Brake pedal, brake vacuum degree sensor and the threeway vacuum tube being installed on the vacuum booster band brake master cylinder；Two other joint of the vacuum tube is connected to electric vacuum pump and vacuum tank；The brake vacuum degree sensor and the electric vacuum pump are electrically connected to controller；The vacuum booster band brake master cylinder is installed in the front panel of automobile；The vacuum tube, the electric vacuum pump and the vacuum tank are installed on cabin combined bracket；The cabin combined bracket suspension is fixed on automobile longitudinal girder；The beneficial effects of the utility model are：The loss of vacuum when braking vacuumizes can be reduced, reduces the shake of pipeline in vacuum；Air-brake coupling hose is short, it is possible to reduce the fixing point of vacuum tube, cost decline.
Description
Technical field
It the utility model is related to the brake vacuum force aid system of motor vehicle braking system technical field, more particularly to electric automobile
And electric automobile.
Background technology
Brakes is the travel speed of automobile is forced a series of special arrangements reduced.Brakes it is main
Function is the car deceleration in traveling is even stopped, make the car speed holding stabilization of descent run, make the automobile of stagnation of movement
Remain stationary as, force aid system for braking is the indispensable part of vehicle.
New-energy automobile mainly includes pure electric automobile, stroke-increasing electric automobile, hybrid vehicle, fuel battery electric
Automobile etc., for pure electric automobile, traveling being directly driven by a motor, inside does not have engine, therefore without the image of Buddha
Conventional fuel oil car provides vacuum servo source by engine；In order to produce the vacuum source of brake boost, on new-energy automobile
There must be a set of electric vacuum booster device, the device is evacuated by electric vacuum pump, reaches the purpose of vacuum servo.
At present, the force aid system for braking of pure electric automobile generally uses electric vacuum pump to be extracted for force aid system for braking true
Sky, i.e., the startup and closing of vavuum pump are controlled according to the pressure value inside force aid system for braking, so that being tieed up inside force aid system
Enough vacuum is held, to ensure the braking requirement of driver.But brake vacuum assistance system of the prior art is in cabin
It is normally occupied very big space, and when vacuumizing often due to pipeline connection is complicated or the reasons such as pipeline is long, not only easily
Cause loss of vacuum, and would generally weaken along with the shake of pipeline, braking effect.
The content of the invention
The purpose of this utility model is to provide the brake vacuum force aid system and electric automobile of electric automobile, can reduce system
The loss of vacuum when vacuumizing is moved, reduces the shake of pipeline in vacuum；Air-brake coupling hose is short, and cost declines, and in machine
In the placement process of cabin, it is possible to reduce the fixing point of vacuum tube, cost-effective solution prior art helpful to Arrangement of Engine-room
Present in problem.
The utility model concrete technical scheme is as follows：
A kind of electric vehicle brake vacuum boost system, including vacuum booster band brake master cylinder；It is installed on the vacuum
Brake pedal, brake vacuum degree sensor and threeway vacuum tube on booster band brake master cylinder；Other the two of the vacuum tube
Individual joint is connected to electric vacuum pump and vacuum tank；The brake vacuum degree sensor and the electric vacuum pump are electrically connected
It is connected to controller；The vacuum booster band brake master cylinder is installed in the front panel of automobile；It is the vacuum tube, described electronic
Vavuum pump and the vacuum tank are installed on cabin combined bracket；The cabin combined bracket suspension is fixed on automobile longitudinal girder.
Further, the installation with the vacuum tank and cabin combined bracket fixation is provided with the vacuum tube
Point；
Further, branch of the vacuum tube close to the vacuum tank end is provided with one-way cock；
Further, the vacuum booster band brake master cylinder, the brake vacuum degree sensor, the electric vacuum pump
Power supply unit with the controller is the storage battery in automobile.
Further, the controller is the entire car controller in automobile.
Further, a kind of electric automobile, the electric vehicle brake vacuum boost system is applied.
The utility model compared with prior art, has the advantages that：
(1) electric vehicle brake vacuum boost system described in the utility model, the vacuum is connected using triplate line
Booster band brake master cylinder, the electric vacuum pump and the vacuum tank, for the flow pipe as air, wherein connecting institute
It is closer to the distance to state two joints of electric vacuum pump and the vacuum tank, therefore, it is possible to reduce vacuum when braking vacuumizes
Loss, reduces cost and loss.
(2) electric vehicle brake vacuum boost system described in the utility model reduces vacuum during Arrangement of Engine-room
The fixing point of pipe, space is saved, it is helpful to Arrangement of Engine-room.
(3) electric vehicle brake vacuum boost system described in the utility model is when vacuumizing, due to described electronic true
Two joints of empty pump and the vacuum tank are closer to the distance, so the shake of pipeline in vacuum can be reduced, reduce zero
Part quality is lost, and on the premise of vehicle performance and reliability is ensured, improves the adaptability of vehicle, preferably meets passenger's
Demand.
Brief description of the drawings
Fig. 1 is the structural representation of electric vehicle brake vacuum boost system described in the utility model；
Fig. 2 is the Assembly linking graph of electric vehicle brake vacuum boost system described in the utility model；
Fig. 3 is the circuit block diagram of electric vehicle brake vacuum boost system described in the utility model.
Embodiment
Specific embodiment of the present utility model is clearly and completely described below in conjunction with accompanying drawing, it is clear that retouched
The embodiment stated is the utility model part of the embodiment, rather than whole embodiments.Based on the implementation in the utility model
Example, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, is belonged to
The scope of the utility model protection.
, it is necessary to explanation in description of the present utility model, term " " center ", " on ", " under ", it is "left", "right", " perpendicular
Directly ", the orientation of the instruction such as " level ", " interior ", " outer " or position relationship are based on orientation shown in the drawings or position relationship, are only
Described for the ease of description the utility model and simplifying, rather than instruction or imply signified device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to limitation of the present utility model.In addition, term " the
One ", " second ", " the 3rd " are only used for describing purpose, and it is not intended that instruction or hint relative importance.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in description of the present utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary,
It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
Concrete meaning of the language in the utility model.
Embodiment
As shown in figure 1, a kind of electric vehicle brake vacuum boost system, including vacuum booster band brake master cylinder 1；Installation
In the brake pedal 2 on the vacuum booster band brake master cylinder, brake vacuum degree sensor 3 and threeway vacuum tube 4；It is described true
Two other joint of blank pipe is connected to electric vacuum pump 5 and vacuum tank 6；The brake vacuum degree sensor and the electricity
Dynamic vavuum pump is electrically connected to controller；As shown in Fig. 2 the vacuum booster band brake master cylinder is installed on the front panel of automobile
Upper 7；The vacuum tube, the electric vacuum pump and the vacuum tank are installed on cabin combined bracket 8；The cabin combination support
Frame suspension is fixed on automobile longitudinal girder 9.
Described in the present embodiment, vacuum booster band brake master cylinder enters Motorized vacuum in braking procedure, for controlling
The vacuum of pump, moves diaphragm, and is assisted manpower to go to step on using the push rod on diaphragm by linkages and promoted the system
Dynamic pedal, so as to produce the effect of amplification to the power of driver's pedal；
The electric vacuum pump is used for electric vehicle brake vacuum boost system, and vacuum source is provided for whole system, as
The power set vacuumized；
The vacuum tube is triplate line, for the flow pipe as air, wherein connect the electric vacuum pump and
Two joints of the vacuum tank are closer to the distance, to reduce the loss of vacuum when braking vacuumizes, reduce in vacuum
The shake of pipeline；Vacuum length of tube is short, and cost also declines；
The vacuum tank is used for electric vehicle brake vacuum boost system, and vacuum storage space is provided for whole system；
The brake vacuum degree sensor is used for electric vehicle brake vacuum boost system, as true in real-time monitoring system
The device of pneumatics power.
The installation with the vacuum tank and cabin combined bracket fixation is provided with described in the present embodiment, on vacuum tube
Point, respectively the first mount point 401 and the second mount point 402；
Described in the present embodiment, the vacuum booster band brake master cylinder is installed in the front panel of automobile；The vacuum
Pipe, the electric vacuum pump and the vacuum tank are installed on cabin combined bracket；The cabin combined bracket suspension is fixed on
On automobile longitudinal girder；Make it during Arrangement of Engine-room, reduce the fixing point of vacuum tube, it is helpful to Arrangement of Engine-room.
Described in the present embodiment, branch of the vacuum tube close to the vacuum tank end is provided with one-way cock 10.
Described in the present embodiment, vacuum booster band brake master cylinder, the brake vacuum degree sensor, the Motorized vacuum
The power supply unit of pump and the controller is the storage battery in automobile.
Described in the present embodiment, controller is the entire car controller in automobile.
Described in the present embodiment, the controller detects according to atmospheric pressure value and the brake vacuum degree sensor
The vacuum pressure value of the vacuum booster band brake master cylinder determines the startup threshold value of the electric vacuum pump with closing threshold value, and
The startup and closing of the electric vacuum pump are controlled with closing threshold value according to the startup threshold value of the electric vacuum pump.
Described in the present embodiment, the purposes of electric vehicle brake vacuum boost system, for forerunner, or moved based on forerunner
The 4 wheel driven new energy vehicle of power.
Described in the present embodiment, a kind of electric automobile, the electric vehicle brake vacuum boost system is applied.
Electric vehicle brake vacuum boost system described in the present embodiment, when being braked, carried by the storage battery in automobile
For power source, the brake pedal, diaphragm movement are stepped on, and assist manpower to go using the push rod on diaphragm by linkages
The brake pedal is stepped on and promotes, so as to produce the effect of amplification to the power of driver's pedal；
The brake vacuum degree sensor is disposed on the vacuum booster band brake master cylinder, the brake vacuum degree
Sensor detects to the vacuum, and transmits signals to the controller；The controller is according to electric vacuum pump
Startup threshold value the startup and closing of the electric vacuum pump are controlled with closing threshold value；During the Motorized vacuum pump work, if institute
Individual event valve opening is stated, the air inside the vacuum tank and the vacuum booster band brake master cylinder can be extracted, to provide
Vacuum ensures；
The vacuum tank can provide vacuum deposit for whole electric vehicle brake vacuum boost system, especially described
When electric vacuum pump does not work, the vacuum in the vacuum tank meets the continuous braking of the vacuum booster band brake master cylinder
The requirement of power-assisted, the vacuum tank provide vacuum to the vacuum booster band brake master cylinder by the vacuum tube, realize system
Dynamic power-assisted, enables the vacuum in the vacuum tank to provide brake boost demand for driver.
Finally it should be noted that：Various embodiments above is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the utility model is described in detail with reference to foregoing embodiments, one of ordinary skill in the art should
Understand：It can still modify to the technical scheme described in foregoing embodiments, either to which part or whole
Technical characteristic carries out equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from this practicality newly
The scope of each embodiment technical scheme of type.
Claims (6)
1. a kind of electric vehicle brake vacuum boost system, it is characterised in that including vacuum booster band brake master cylinder；It is installed on
Brake pedal, brake vacuum degree sensor and threeway vacuum tube on the vacuum booster band brake master cylinder；The vacuum tube
Two other joint be connected to electric vacuum pump and vacuum tank；The brake vacuum degree sensor and the Motorized vacuum
Pump is electrically connected to controller；The vacuum booster band brake master cylinder is installed in the front panel of automobile；The vacuum tube, institute
State electric vacuum pump and the vacuum tank is installed on cabin combined bracket；Cabin combined bracket suspension is fixed on automobile and indulged
Liang Shang.
2. electric vehicle brake vacuum boost system as claimed in claim 1, it is characterised in that be provided with the vacuum tube
The mount point fixed with the vacuum tank and the cabin combined bracket.
3. electric vehicle brake vacuum boost system as claimed in claim 2, it is characterised in that the vacuum tube is close to described
The branch at vacuum tank end is provided with one-way cock.
4. electric vehicle brake vacuum boost system as claimed in claim 3, it is characterised in that the vacuum booster band system
The power supply unit for moving master cylinder, the brake vacuum degree sensor, the electric vacuum pump and the controller is the electricity in automobile
Bottle.
5. electric vehicle brake vacuum boost system as claimed in claim 4, it is characterised in that the controller is in automobile
Entire car controller.
6. a kind of electric automobile, it is characterised in that the electric vehicle brake applied as described in any in Claims 1 to 5 is true
Empty force aid system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720392922.0U CN206885027U (en) | 2017-04-14 | 2017-04-14 | The brake vacuum force aid system and electric automobile of electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720392922.0U CN206885027U (en) | 2017-04-14 | 2017-04-14 | The brake vacuum force aid system and electric automobile of electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206885027U true CN206885027U (en) | 2018-01-16 |
Family
ID=61323662
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720392922.0U Expired - Fee Related CN206885027U (en) | 2017-04-14 | 2017-04-14 | The brake vacuum force aid system and electric automobile of electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206885027U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665776A (en) * | 2020-12-25 | 2021-04-16 | 黄山徽熿新能源科技有限公司 | Double-pressure sensor for new energy automobile braking system |
| CN112677944A (en) * | 2021-01-07 | 2021-04-20 | 大运汽车股份有限公司 | Electronic vacuum pump control system suitable for high altitude |
-
2017
- 2017-04-14 CN CN201720392922.0U patent/CN206885027U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112665776A (en) * | 2020-12-25 | 2021-04-16 | 黄山徽熿新能源科技有限公司 | Double-pressure sensor for new energy automobile braking system |
| CN112677944A (en) * | 2021-01-07 | 2021-04-20 | 大运汽车股份有限公司 | Electronic vacuum pump control system suitable for high altitude |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180116 |