CN110345182A - A kind of holding brake device applied to In-wheel-motor driving vehicle - Google Patents
A kind of holding brake device applied to In-wheel-motor driving vehicle Download PDFInfo
- Publication number
- CN110345182A CN110345182A CN201910450011.2A CN201910450011A CN110345182A CN 110345182 A CN110345182 A CN 110345182A CN 201910450011 A CN201910450011 A CN 201910450011A CN 110345182 A CN110345182 A CN 110345182A
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- Prior art keywords
- brake
- disk
- rotation
- wheel
- shell
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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
- B60T1/00—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles
- B60T1/02—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels
- B60T1/06—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels
- B60T1/065—Arrangements of braking elements, i.e. of those parts where braking effect occurs specially for vehicles acting by retarding wheels acting otherwise than on tread, e.g. employing rim, drum, disc, or transmission or on double wheels employing disc
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D67/00—Combinations of couplings and brakes; Combinations of clutches and brakes
- F16D67/02—Clutch-brake combinations
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Transportation (AREA)
- Braking Arrangements (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a kind of holding brake device applied to In-wheel-motor driving vehicle, which includes that spring adjusts end cap, spring, brake shell, fixed brake disc, rotation brake disk, control for brake disk and brake mount；Spring adjusts end cap and is connected through a screw thread with brake shell, and fixed brake disc is axial sliding fit with brake shell, encloses convex block with a circumferentially distributed circle groove and one on a side end face of fixed brake disc, convex block is located on outer ring, and groove is located on outer ring；Rotation brake disk has the double wedge of a circle and groove cooperation, and control for brake disk has the shrinkage pool of a circle and convex block cooperation；Rotation brake disk is connected with output shaft external splines on the outside of motor, and control for brake disk is mounted in brake mount and controls its rotation by external wire-controlled apparatus, and brake shell is mounted on hub motor shell together with brake mount.The present invention can make full use of the design space of Electric Motor Wheel, make the reduction of the design difficulty of Electric Motor Wheel and braking system.
Description
Technical field
The present invention relates to a kind of parking brake devices being integrated in Electric Motor Wheel, belong to electric motor car mechanical braking technology neck
Domain.
Background technique
Distributed electro-motive vehicle is becoming the hot spot of various countries' research.Since domestic starting in this respect is than later,
There is no enough the relevant technologies to accumulate, along with domestic industrial foundation is weak, so in high-power (being greater than 45kW) offroad vehicle
There are technical bottlenecks for Electric Motor Wheel research and development aspect.Offroad vehicle Electric Motor Wheel is generally by tire, wheel rim, retarder, brake, hub motor
It is formed with attached seat is hung.Since all components are all confined to inside wheel rim, hanging attached seat cannot protrude that wheel rim is too many and weight
The limitation of the factors such as light is wanted to cause very big difficulty to the exploitation of Electric Motor Wheel.One of difficult point is exactly that the parking of Electric Motor Wheel is asked
Topic, need to have on each wheel integrate a parking brake, previous solution first is that running brake and
Parking brake is the same brake, and parking just may be implemented in the case where only there is hydraulic power supply, once vehicle stops
Put overlong time, the air pressure of braking system or it is hydraulic just will appear leakage, at this moment can lose parking ability, not be correctly to design
Mode.Since mechanical type parking brake device is the basic configuration of vehicle, if mechanical type parking brake device is integrated in Electric Motor Wheel
On requirement to space it is again excessively high, only external high-level Chevron Research Company (CRC) may be implemented at present, and realization condition is that have height
Horizontal industrial foundation, the technological accumulation of several years and powerful research and development strength.Therefore, it is badly in need of inventing a kind of novel parking system
Dynamic device not only may be implemented mechanical type parking brake device function, but also can rationally utilize valuable Electric Motor Wheel design space.
Summary of the invention
In view of this, the present invention provides a kind of holding brake device applied to In-wheel-motor driving vehicle, it can be abundant
Using the design space of Electric Motor Wheel, in the case where not increasing motor and Design of Speed Reducer difficulty by mechanical type parking brake device
It is integrated into Electric Motor Wheel, makes the reduction of the design difficulty of Electric Motor Wheel and braking system.
A kind of holding brake device applied to In-wheel-motor driving vehicle, the brake apparatus include that spring adjusts end cap, bullet
Spring, brake shell, fixed brake disc, rotation brake disk, control for brake disk and brake mount；
Spring adjusts end cap and is threadedly coupled with brake shell, fixed by being threaded in or out the pretightning force of adjustment spring
Brake disc and brake shell are axial sliding fit, with a circumferentially distributed circle groove on a side end face of fixed brake disc
With a circle convex block, convex block is located on outer ring, and groove is located on outer ring；Rotation brake disk has the double wedge of a circle and groove cooperation, system
Dynamic control panel has the shrinkage pool of a circle and convex block cooperation；Rotation brake disk is connected with output shaft external splines on the outside of motor, control for brake
Disk is mounted in brake mount and controls its rotation by external wire-controlled apparatus, and brake shell is installed together with brake mount
On hub motor shell, all component layouts are on the same axis.
Further, the holding brake device is mounted on suspension interface side, makes full use of limited design space.
Further, the fixed brake disc and rotation brake disk pass through respective groove and double wedge transmitting parking brake force
Square.
Further, the groove and double wedge of the fixed brake disc and rotation brake disk are designed to trapezium structure, even if
In the case where be combineding with each other, brake disc and rotation brake disk are fixed under the driving of motor peak torque can occur opposite turn
It is dynamic.
The utility model has the advantages that
Holding brake device of the invention takes full advantage of the confined space between the attached seat of the outer side mounting of Electric Motor Wheel, for electricity
For dynamic wd vehicle, a set of parking brake with axial separation and binding function is integrated in Electric Motor Wheel.The dress
It is small to set size, light-weight and structure is simple, by control brake pulling wire can manipulate the engagement of parking brake with separate, realization
The parking and driving response of Electric Motor Wheel, required control moment is small, and parking control Control System Design is relatively easy.Pass through simultaneously
Adjustment prefastening force spring can set safe parking force moment protection driving motor, the electricity when motor is more than the safe parking torque of setting
Driving wheel, which can still rotate, to be unlikely to burn motor.
Detailed description of the invention
Fig. 1 is Electric Motor Wheel parking brake driving states working principle diagram of the present invention；
Fig. 2 is Electric Motor Wheel parking brake parked state working principle diagram of the present invention；
Fig. 3 and 4 is Electric Motor Wheel parking brake decomposition diagram of the present invention.
Wherein: 1- spring adjusts end cap；2- spring；3- brake shell；4- fixes brake disc；5- rotation brake disk；6-
Control for brake disk；7- brake mount；8- hub motor shell.
Specific embodiment
The present invention will now be described in detail with reference to the accompanying drawings and examples.
As shown in figures 3 and 4, the present invention provides a kind of holding brake device applied to In-wheel-motor driving vehicle, systems
Dynamic device includes: that spring adjusts end cap 1, spring 2, brake shell 3, fixed brake disc 4, rotation brake disk 5, control for brake disk
6 and brake mount 7；
Wherein, the center that spring adjusts 1 end face of end cap has a spring installing pipe, the processing of spring installing pipe exterior portion
There is thread segment, spring installing pipe inboard portion and the left end face for fixing brake disc 4 are embedded cooperation.
The left end face center of fixed brake disc 4 has a dowel hole, and the dowel hole and spring adjust 1 upper spring of end cap
The inboard portion of installing pipe forms cooperation, so that spring, which is adjusted, only generates axial movement between end cap 1 and fixed brake disc 4, no
It rotates.Convex block is enclosed with a circumferentially distributed circle groove and one in the right end face of fixed brake disc 4, convex block is located at outer ring
On, groove is located on outer ring.
The double wedge of a circle and fixed 4 inner ring upper groove of brake disc cooperation is machined on the end face of rotation brake disk 5.
The shrinkage pool of a circle and fixed 4 outer ring upper protruding block of brake disc cooperation is machined on the end face of control for brake disk 6.
Spring adjusts end cap 1 and is connected through a screw thread with brake shell 3, and spring is mounted on the spring that spring adjusts end cap 1
In installing pipe, the both ends of spring 2 adjust end cap 1 with spring respectively and fixed brake disc 4 contacts, by being threaded in or out spring tune
Save the pretightning force that end cap 1 adjusts spring 2, fixed cunning only axial between brake disc 4 and the spring installing pipe of brake shell 3
Dynamic relationship, rotation brake disk 5 are connected by internal spline with output shaft external splines on the outside of motor, and control for brake disk 6 is mounted on braking
On device pedestal 7, it can rotate, brake shell 3 is mounted on hub motor shell 8 together by bolt and brake mount 7,
All components are arranged on same axis.
A kind of course of work for In-wheel-motor driving vehicle parking brake device that this example provides is: normal vehicle operation
When, as shown in Fig. 1, parking brake is in discrete state, and four convex blocks with inclined-plane in fixed brake disc 4 are controlled from braking
(relatively fixed brake disc 4 deflects 30 degree to control for brake disk 6 clockwise) is come out in four shrinkage pools with inclined-plane on disk 6 processed, this
When rotation brake disk 5 by Electric Motor Wheel, normal rotation, parking brake other component are motionless in tow.When needing to brake, such as attached drawing 2
Shown, wire-controlled apparatus, which acts on control for brake disk 6, makes it rotate 30 degree counterclockwise, fixes brake disc 4 at this time in the work of spring 2
Under, four convex blocks with inclined-plane are in conjunction with four shrinkage pools with inclined-plane on control for brake disk 6 on its outer ring, fixed braking
The groove of 4 inner ring of disk close to rotation brake disk 5 double wedge, until on six grooves and rotation brake disk 5 in fixed brake disc 4
Six double wedges combine closely, realize parking braking.When needing to release parking braking again, system is acted on by wire-controlled apparatus
Dynamic control panel 6, makes it rotate clockwise 30 degree, and the shrinkage pool on control for brake disk 6 squeezes out the convex block of fixed 4 outer ring of brake disc,
Fixed brake disc generates axial displacement, and the groove and double wedge of rotation brake disk 5 and fixed brake disc 4 are detached from, and parking brake is returned
To original state.
Under parking braking state, if hub motor torque reaches peak torque, six above rotation brake disk 5
Double wedge can skid off to come from six grooves in fixed brake disc 4, play the role of protecting hub motor, such case can be sent out
Life is the case where driver often forgets about RELEASE PARKINGBRAKE.
In conclusion the above is merely preferred embodiments of the present invention, being not intended to limit the scope of the present invention.
All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in of the invention
Within protection scope.
Claims (4)
1. a kind of holding brake device applied to In-wheel-motor driving vehicle, which is characterized in that the brake apparatus includes spring tune
Save end cap, spring, brake shell, fixed brake disc, rotation brake disk, control for brake disk and brake mount；
Spring adjusts end cap and is threadedly coupled with brake shell, by being threaded in or out the pretightning force of adjustment spring, fixed braking
Disk and brake shell are axial sliding fit, with a circumferentially distributed circle groove and one on a side end face of fixed brake disc
Convex block is enclosed, convex block is located on outer ring, and groove is located on outer ring；Rotation brake disk has the double wedge of a circle and groove cooperation, braking control
Disk processed has the shrinkage pool of a circle and convex block cooperation；Rotation brake disk is connected with output shaft external splines on the outside of motor, control for brake disk peace
Its rotation is controlled by external wire-controlled apparatus in brake mount, brake shell is mounted on wheel together with brake mount
On hub electric machine casing, all component layouts are on the same axis.
2. being applied to the holding brake device of In-wheel-motor driving vehicle as described in claim 1, which is characterized in that the parking
Brake apparatus is mounted on suspension interface side.
3. as claimed in claim 1 or 2 be applied to In-wheel-motor driving vehicle holding brake device, the fixed brake disc with
Rotation brake disk transmits parking braking torque by respective groove and double wedge.
4. being applied to the holding brake device of In-wheel-motor driving vehicle as claimed in claim 3, the fixed brake disc and rotation
The groove and double wedge of transformation of ownership Moving plate are designed to trapezium structure, even if in the case where be combineding with each other, in the drive of motor peak torque
Dynamic lower fixed brake disc can relatively rotate with rotation brake disk.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450011.2A CN110345182B (en) | 2019-05-28 | 2019-05-28 | Parking braking device applied to electric wheel driven vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910450011.2A CN110345182B (en) | 2019-05-28 | 2019-05-28 | Parking braking device applied to electric wheel driven vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110345182A true CN110345182A (en) | 2019-10-18 |
| CN110345182B CN110345182B (en) | 2020-11-20 |
Family
ID=68174066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910450011.2A Active CN110345182B (en) | 2019-05-28 | 2019-05-28 | Parking braking device applied to electric wheel driven vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110345182B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3734245A (en) * | 1971-10-01 | 1973-05-22 | Motor Wheel Corp | Electric brake |
| CN2239528Y (en) * | 1995-08-09 | 1996-11-06 | 冶金工业部重庆钢铁设计研究院 | Disk brake |
| CN101016030A (en) * | 2006-02-09 | 2007-08-15 | 杨恒道 | Controllable gasoline-saving semi-axle for vehicle |
| CN102616224A (en) * | 2011-01-31 | 2012-08-01 | 迪尔公司 | Brake system comprising a retractor |
| CN202707881U (en) * | 2012-08-23 | 2013-01-30 | 卢卡斯伟利达廊重制动器有限公司 | Floating brake effector assembly |
| CN103244362A (en) * | 2012-02-09 | 2013-08-14 | 吴小杰 | Wind power constant-braking permanent-magnet yawing-variable-pitch cycloid reduction gearbox |
| CN203146648U (en) * | 2013-02-17 | 2013-08-21 | 北京汽车股份有限公司 | Electromagnetic clutch device and automobile with same |
| CN104210981A (en) * | 2014-08-07 | 2014-12-17 | 江苏师范大学 | Automatic brake device and automatic brake method of automobile capstan |
| CN204487319U (en) * | 2014-12-18 | 2015-07-22 | 重庆佐恩家具有限公司 | Furniture polish machine |
| CN107524737A (en) * | 2017-08-28 | 2017-12-29 | 浙江万安科技股份有限公司 | Hydraulic parking brake and its brake clearance compensation mechanism |
| CN109058326A (en) * | 2018-08-13 | 2018-12-21 | 浙江零跑科技有限公司 | A kind of brake gear equipped with failure parking structure |
| CN208535036U (en) * | 2018-06-11 | 2019-02-22 | 浙江亚太机电股份有限公司 | A kind of electromagnetic-type electronic mechanical brake |
| CN109386583A (en) * | 2017-08-10 | 2019-02-26 | 肖群伟 | Electrically driven curtain deceleration system |
-
2019
- 2019-05-28 CN CN201910450011.2A patent/CN110345182B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3734245A (en) * | 1971-10-01 | 1973-05-22 | Motor Wheel Corp | Electric brake |
| CN2239528Y (en) * | 1995-08-09 | 1996-11-06 | 冶金工业部重庆钢铁设计研究院 | Disk brake |
| CN101016030A (en) * | 2006-02-09 | 2007-08-15 | 杨恒道 | Controllable gasoline-saving semi-axle for vehicle |
| CN102616224A (en) * | 2011-01-31 | 2012-08-01 | 迪尔公司 | Brake system comprising a retractor |
| CN103244362A (en) * | 2012-02-09 | 2013-08-14 | 吴小杰 | Wind power constant-braking permanent-magnet yawing-variable-pitch cycloid reduction gearbox |
| CN202707881U (en) * | 2012-08-23 | 2013-01-30 | 卢卡斯伟利达廊重制动器有限公司 | Floating brake effector assembly |
| CN203146648U (en) * | 2013-02-17 | 2013-08-21 | 北京汽车股份有限公司 | Electromagnetic clutch device and automobile with same |
| CN104210981A (en) * | 2014-08-07 | 2014-12-17 | 江苏师范大学 | Automatic brake device and automatic brake method of automobile capstan |
| CN204487319U (en) * | 2014-12-18 | 2015-07-22 | 重庆佐恩家具有限公司 | Furniture polish machine |
| CN109386583A (en) * | 2017-08-10 | 2019-02-26 | 肖群伟 | Electrically driven curtain deceleration system |
| CN107524737A (en) * | 2017-08-28 | 2017-12-29 | 浙江万安科技股份有限公司 | Hydraulic parking brake and its brake clearance compensation mechanism |
| CN208535036U (en) * | 2018-06-11 | 2019-02-22 | 浙江亚太机电股份有限公司 | A kind of electromagnetic-type electronic mechanical brake |
| CN109058326A (en) * | 2018-08-13 | 2018-12-21 | 浙江零跑科技有限公司 | A kind of brake gear equipped with failure parking structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110345182B (en) | 2020-11-20 |
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