CN106043260A - Vacuum-assist braked power device for electric vehicle - Google Patents
Vacuum-assist braked power device for electric vehicle Download PDFInfo
- Publication number
- CN106043260A CN106043260A CN201610497553.1A CN201610497553A CN106043260A CN 106043260 A CN106043260 A CN 106043260A CN 201610497553 A CN201610497553 A CN 201610497553A CN 106043260 A CN106043260 A CN 106043260A
- Authority
- CN
- China
- Prior art keywords
- magnetic disc
- disk
- vacuum
- splined shaft
- electric vehicle
- 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
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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
- B60T13/24—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 the fluid being gaseous
- B60T13/46—Vacuum systems
- B60T13/52—Vacuum systems indirect, i.e. vacuum booster units
-
- 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
- B60T2270/00—Further aspects of brake control systems not otherwise provided for
- B60T2270/60—Regenerative braking
Abstract
The invention provides a vacuum-assist braked power device for an electric vehicle. The vacuum-assist braked power device for the electric vehicle is arranged between a brake drum and a vacuum pump and comprises a power take-off wheel, a drive shaft, a magnetic disc, a copper disc, a spline shaft and a sleeve shaft which are arranged sequentially. The power take-off wheel is in contact with an inner disc of the brake drum, the sleeve shaft is connected with the drive shaft of the vacuum pump. A steering wheel is arranged on the spline shaft and a steering fork is clamped outside of the steering wheel. The two ends of a joystick are fixedly connected with the steering fork and a driven magnetic disc correspondingly, the driven magnetic disc is connected with a magnetic disc spline shaft in a sliding mode, a driving magnetic disc is fixedly connected with the magnetic disc spline shaft. The side of the driving magnetic disc is fixedly connected with a brake pin which is connected with an inhaul cable of a brake pedal. A first sector magnet of which the N-pole faces the driving magnetic disc and a second sector magnet of which the S-pole faces the driving magnetic disc are arranged on the driven magnetic disc, and a third sector magnet of which the N-pole faces the driven magnetic disc is arranged on the driving magnetic disc. The vacuum-assist braked power device for the electric vehicle realizes operating of the vacuum pump by recycling partial braking capacity, and saves energy while realizing braking assist.
Description
Technical field
The invention belongs to electric vehicle brake technical field, be specifically related to the dynamic of a kind of vacuum-assisted brake used for electric vehicle
Power apparatus.
Background technology
Energy crisis and ecological deterioration in recent years has become the key factor of restriction global evolution, and energy-conserving and environment-protective have become
For the theme of current social development, electric automobile because of its superior energy-conserving and environment-protective performance, become automobile industry research in recent years and
The main object of exploitation.Pure electric automobile has become as after internal-combustion engines vehicle the new-energy automobile being expected most, each political affairs
The each big Automobile Enterprises in mansion and the whole world one after another using electric automobile as following developing direction, next century-old at new century,
Seem to make an exception as the China having the maximum automobile market in the whole world, no matter be government, or business circles, electric motor car is
Become the most popular topic.Brakes is one of vital system of automobile, traditional automobile brake typically use hydraulic pressure,
Pneumatic braking system, it can not realize the recovery of braking energy, and brake(-holder) block frictional dissipation is very fast.At present, low-speed electronic vapour
Car braking much uses vacuum servo, is configured with special motor and vacuum pump the most onboard so that cost increases and structure
Complexity, and consume the ability of accumulator of electric car, there is bigger drawback, when braking, a lot of energy are wasted simultaneously,
Even if there being the function of regenerative braking, the ratio that the energy of recovery accounts for is the highest.
Summary of the invention
The technical problem to be solved in the present invention is to provide the power set of a kind of vacuum-assisted brake used for electric vehicle, passes through
Recovery section braking energy realizes the operating of vacuum pump, saves energy while realizing brake boost.
For solving above-mentioned technical problem, embodiments of the invention provide the power of a kind of vacuum-assisted brake used for electric vehicle
Device, is located between brake drum and vacuum pump, and the side of described brake drum is provided with brake pedal, and described power set include power taking
Wheel, drive shaft, disk, copper dish, joystick control, manipulation fork, guiding mechanism, control lever, sleeve axle, splined shaft, from movable magnetic disc, actively
Disk and disk splined shaft, described power taking wheel touches with the inner headed face of brake drum, and the two ends of described drive shaft connect power taking respectively
Wheel and disk, described copper dish be located at disk side and and disk between be provided with air gap, described copper dish is solid with one end of splined shaft
Fixed connection, described splined shaft and the dead in line of drive shaft, the other end of described splined shaft is slidably connected to the inner side of sleeve axle,
Described sleeve axle is connected with the drive shaft of vacuum pump；
Described joystick control is located between copper dish and sleeve axle and is set on splined shaft, and described manipulation fork is located at outside joystick control
Side, the two ends of described control lever are connected with manipulation fork with from movable magnetic disc is fixing respectively, described from movable magnetic disc and disk splined shaft
Being slidably connected at spline, described active disk is coaxially fixed on disk splined shaft, described is provided with arcuate groove from movable magnetic disc, institute
State actively disk in the face of being connected with the projecting pin through arcuate groove from the side of movable magnetic disc, described active disk back to from
Being connected with banking pin on the side of movable magnetic disc, described banking pin is connected with the drag-line of brake pedal；
Described it is provided with the 1 piece of N pole the first sector electromagnet towards active disk and 1 piece of S pole towards active disk from movable magnetic disc
Second sector electromagnet, and described first sector electromagnet and the second sector electromagnet arranged in parallel, described active disk is provided with 1 piece of N
Pole is towards from the 3rd sector electromagnet of movable magnetic disc.
Wherein, described control lever is slidably connected with a guiding mechanism.
Wherein, described brake pedal is provided with through hole, and described drive shaft is positioned by bearings through rear from through hole
On vehicle frame.
Further, described being provided with driven hole from movable magnetic disc, it is sliding that described driven hole is provided with the spline with disk splined shaft
The dynamic keyway coordinated.Described active disk is provided with actively hole, and it is fixed with disk splined shaft and is connected.
Having the beneficial effect that of the technique scheme of the present invention: the present invention is realized very by recovery section stopping power
The operating of empty pump, saves energy while realizing brake boost.
Accompanying drawing explanation
Fig. 1 is the structure diagram of the embodiment of the present invention；
Fig. 2 is the partial enlarged drawing in Fig. 1 at A；
Fig. 3 is the structural representation of actively disk in embodiment；
Fig. 4 is from the structural representation of movable magnetic disc in embodiment.
Description of reference numerals:
1-brake drum, 2-power taking wheel, 3-brake pedal, 4-through hole, 5-drive shaft, 6-bearing, 7-bearing outer ring, 8-disk, 9-
Copper dish, 10-joystick control, 11-manipulates fork, 12-guiding mechanism, 13-control lever, 14-sleeve axle, 15-vacuum pump, 17-splined shaft,
18-is from movable magnetic disc, and 19-actively disk, 20-disk splined shaft, 21-banking pin, 22-projecting pin, 23-arcuate groove, 24-second fans
Shape Magnet, 25-the first sector electromagnet, the driven hole of 26-, 27-the 3rd sector electromagnet, 28-actively hole.
Detailed description of the invention
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
The present invention is directed to the problem that existing energy dissipation is serious, it is provided that moving of a kind of vacuum-assisted brake used for electric vehicle
Power apparatus.
As it is shown in figure 1, embodiments of the invention provide the power set of a kind of vacuum-assisted brake used for electric vehicle, it is located at
Between brake drum 1 and vacuum pump 15, the side of described brake drum 1 is provided with brake pedal 3, described power set include power taking wheel 2,
Drive shaft 5, disk 8, copper dish 9, joystick control 10, manipulation fork 11, guiding mechanism 12, control lever 13, sleeve axle 14, splined shaft 17,
From movable magnetic disc 18, actively disk 19 and disk splined shaft 20, described power taking wheel 2 touches with the inner headed face of brake drum 1, described braking
Pedal 3 is provided with through hole 4, and described drive shaft 5 is positioned vehicle frame through rear by bearing 6 and bearing outer ring 7 support from through hole 4
On.
The two ends of described drive shaft 5 connect power taking wheel 2 and disk 8 respectively, described copper dish 9 be located at disk 8 side and with
Being provided with air gap between disk 8, described copper dish 9 is fixing with one end of splined shaft 17 to be connected, described splined shaft 17 and the axle of drive shaft 5
Line overlaps, and the other end of described splined shaft 17 is slidably connected to the inner side of sleeve axle 14, described sleeve axle 14 and vacuum pump 15
Drive shaft is connected.
Described joystick control 10 is located between copper dish 9 and sleeve axle 14 and is set on splined shaft 17, described manipulation fork 11 card
It is located at the outside of joystick control 10.Described control lever 13 is slidably connected with guiding mechanism 12, the two ends of described control lever 13 respectively with
Manipulation pitches 11 and from the fixing connection of movable magnetic disc 18.
As shown in Fig. 2 ~ 4, described being provided with driven hole 26 from movable magnetic disc 18, described driven hole 26 is provided with keyway, its with
It is slidably connected at the spline of disk splined shaft 20.Described active disk 19 is provided with actively hole 28, and it is same with disk splined shaft 20
Axle is affixed.
Described be provided with arcuate groove 23 from movable magnetic disc 18, described active disk 19 in the face of solid from the side of movable magnetic disc 18
Be connected to the projecting pin 22 through arcuate groove 23, described active disk 19 on the side from movable magnetic disc 18, be connected with banking pin
21, described banking pin 21 is connected with the drag-line of brake pedal 3.
Described from movable magnetic disc 18 be provided with the 1 piece of N pole the first sector electromagnet 25 towards active disk 19 and 1 piece of S pole towards
Actively the second sector electromagnet 24 of disk 19, and described first sector electromagnet 25 and the second sector electromagnet 24 arranged in parallel, described
Actively disk 19 is provided with 1 piece of N pole towards from the 3rd sector electromagnet 27 of movable magnetic disc 18.
The operation principle of the present invention is: the drag-line of brake pedal drives actively disc rotation by banking pin, promotes driven
Disk moves to left vertically, promotes control lever and copper to face left shiftings, and the gap between reduction copper dish and disk, by permanent-magnet eddy current transmission
The energy reclaiming brake drum drives vacuum pump, it is achieved the vacuum servo of brakes.
After loosening the brake, actively disk revolution, attract to move to right reset from movable magnetic disc, make copper dish reset, copper dish and magnetic
Recovering original air gap between dish, copper dish stops operating, and orders about vacuum pump out of service.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, it is also possible to make some improvements and modifications, these improvements and modifications are also
Should be regarded as protection scope of the present invention.
Claims (5)
1. the power set of a vacuum-assisted brake used for electric vehicle, it is characterised in that be located at brake drum (1) and vacuum pump
(15) between, the side of described brake drum (1) is provided with brake pedal (3), and described power set include that (2), drive shaft are taken turns in power taking
(5), disk (8), copper dish (9), joystick control (10), manipulation fork (11), control lever (13), sleeve axle (14), splined shaft (17), from
Movable magnetic disc (18), actively disk (19) and disk splined shaft (20), described power taking wheel (2) touches with the inner headed face of brake drum (1),
The two ends of described drive shaft (5) connect power taking wheel (2) and disk (8) respectively, and described copper dish (9) is located at the side of disk (8) also
And being provided with air gap between disk (8), described copper dish (9) is fixing with one end of splined shaft (17) to be connected, described splined shaft (17) and
The dead in line of drive shaft (5), the other end of described splined shaft (17) is slidably connected to the inner side of sleeve axle (14), described sleeve
Axle (14) is connected with the drive shaft of vacuum pump (15)；
Described joystick control (10) is located between copper dish (9) and sleeve axle (14) and is set on splined shaft (17), described manipulation fork
(11) being arranged in the outside of joystick control (10), (11) are pitched and respectively from movable magnetic disc (18) in the two ends of described control lever (13) with manipulation
Fixing connecting, described be slidably connected with the spline of disk splined shaft (20) at from movable magnetic disc (18), described active disk (19) is together
Axle is fixed on disk splined shaft (20), described is provided with arcuate groove (23) from movable magnetic disc (18), described active disk (19)
In the face of being connected with the projecting pin (22) through arcuate groove (23), the back of the body of described active disk (19) from the side of movable magnetic disc (18)
To being connected with banking pin (21) on the side of movable magnetic disc (18), described banking pin (21) is connected with the drag-line of brake pedal (3)；
Described it is provided with the 1 piece of N pole the first sector electromagnet (25) towards active disk (19) and 1 piece of S pole court from movable magnetic disc (18)
To second sector electromagnet (24) of active disk (19), and described first sector electromagnet (25) and the second sector electromagnet (24) are side by side
Arrangement, described active disk (19) is provided with 1 piece of N pole towards from the 3rd sector electromagnet (27) of movable magnetic disc (18).
The power set of vacuum-assisted brake used for electric vehicle the most according to claim 1, it is characterised in that described manipulation
Bar (13) is slidably connected with a guiding mechanism (12).
The power set of vacuum-assisted brake used for electric vehicle the most according to claim 1, it is characterised in that described braking
Pedal is provided with through hole, and described drive shaft is positioned on vehicle frame by bearings through rear from through hole.
The power set of vacuum-assisted brake used for electric vehicle the most according to claim 1, it is characterised in that described driven
Disk (18) is provided with driven hole, and described driven hole is provided with the keyway that the spline slide with disk splined shaft coordinates.
The power set of vacuum-assisted brake used for electric vehicle the most according to claim 1, it is characterised in that described active
Disk is provided with actively hole, and it is fixed with disk splined shaft and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497553.1A CN106043260B (en) | 2016-06-30 | 2016-06-30 | A kind of power set of vacuum-assisted brake used for electric vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610497553.1A CN106043260B (en) | 2016-06-30 | 2016-06-30 | A kind of power set of vacuum-assisted brake used for electric vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106043260A true CN106043260A (en) | 2016-10-26 |
| CN106043260B CN106043260B (en) | 2018-05-08 |
Family
ID=57166362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610497553.1A Active CN106043260B (en) | 2016-06-30 | 2016-06-30 | A kind of power set of vacuum-assisted brake used for electric vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN106043260B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2896748A1 (en) * | 2006-01-30 | 2007-08-03 | Peugeot Citroen Automobiles Sa | Motor vehicle power-assisted braking system has air duct with shutoff unit to connect or separate low-pressure chamber and vacuum pump |
| CN101746370A (en) * | 2009-12-23 | 2010-06-23 | 奇瑞汽车股份有限公司 | Vacuum assist system |
| CN103085796A (en) * | 2011-11-02 | 2013-05-08 | 财团法人车辆研究测试中心 | Brake power-assisting source system with brake kinetic energy recovery and failure protection functions |
| US20140188359A1 (en) * | 2012-12-27 | 2014-07-03 | Automotive Research & Testing Center | Electric brake assist system for vehicle use |
| WO2015077950A1 (en) * | 2013-11-28 | 2015-06-04 | 吕润春 | Power-assisting device used for automobile braking |
| CN205706650U (en) * | 2016-06-30 | 2016-11-23 | 南京工程学院 | A kind of power set of vacuum-assisted brake used for electric vehicle |
-
2016
- 2016-06-30 CN CN201610497553.1A patent/CN106043260B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2896748A1 (en) * | 2006-01-30 | 2007-08-03 | Peugeot Citroen Automobiles Sa | Motor vehicle power-assisted braking system has air duct with shutoff unit to connect or separate low-pressure chamber and vacuum pump |
| CN101746370A (en) * | 2009-12-23 | 2010-06-23 | 奇瑞汽车股份有限公司 | Vacuum assist system |
| CN103085796A (en) * | 2011-11-02 | 2013-05-08 | 财团法人车辆研究测试中心 | Brake power-assisting source system with brake kinetic energy recovery and failure protection functions |
| US20140188359A1 (en) * | 2012-12-27 | 2014-07-03 | Automotive Research & Testing Center | Electric brake assist system for vehicle use |
| WO2015077950A1 (en) * | 2013-11-28 | 2015-06-04 | 吕润春 | Power-assisting device used for automobile braking |
| CN205706650U (en) * | 2016-06-30 | 2016-11-23 | 南京工程学院 | A kind of power set of vacuum-assisted brake used for electric vehicle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106043260B (en) | 2018-05-08 |
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