CN108045221A - Motor rear axle drives buffer with motor - Google Patents
Motor rear axle drives buffer with motor Download PDFInfo
- Publication number
- CN108045221A CN108045221A CN201711423167.9A CN201711423167A CN108045221A CN 108045221 A CN108045221 A CN 108045221A CN 201711423167 A CN201711423167 A CN 201711423167A CN 108045221 A CN108045221 A CN 108045221A
- Authority
- CN
- China
- Prior art keywords
- motor
- frictional disk
- centrifugation
- driving box
- input shaft
- 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.)
- Pending
Links
- 239000000872 buffer Substances 0.000 title claims abstract description 16
- 238000005119 centrifugation Methods 0.000 claims abstract description 32
- 230000003139 buffering effect Effects 0.000 claims description 6
- 239000002783 friction material Substances 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 4
- 238000005452 bending Methods 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000001934 delay Effects 0.000 claims 1
- 230000005611 electricity Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K17/00—Arrangement or mounting of transmissions in vehicles
- B60K17/04—Arrangement or mounting of transmissions in vehicles characterised by arrangement, location or kind of gearing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of motor rear axle motors to drive buffer, include the motor of drive connection and driving box input shaft, the sliding friction disk that centrifugation thrust driving is relied on to be closed to generate drive connection is provided between the output shaft of the motor and driving box input shaft and buffers connection structure so that motor forms non-rigid connection between startup starting stage and driving box input shaft and forms direct-drive between driving box input shaft after motor reaches certain rotating speed and be connected.The buffer of the present invention is applied between the motor and drive shaft of electric car; using clutch friction dish structure; non-rigid connection is formed in the electric motor starting starting stage; reach the centrifugation thrust driving slidingtype frictional disk generated after certain rotating speed in motor and fixed frictional disk is directly connected to generate transmission cooperation, so as to alleviate the speed discrepancy of starting moment, ensure that starting is steady; and the stall phenomenon that big resistance starts situation can be alleviated; motor is protected, reduces power consumption and overheat, extends electrical machinery life.
Description
Technical field
The present invention relates to a kind of driving buffers, belong to vehicle technology field, refer in particular to a kind of motor rear axle and use
Motor drives buffer.
Background technology
Electric car is a kind of zero-emission, low noise and the light vehicles, is used suitable for the not high occasion of speed limit, especially
It is to be applied in small and medium cities and cities and towns than wide.In electric vehicle structure, motor-driven structure is a key core knot
Structure.At present, the automobile-used motor-driven structure of the three-wheeled electric with driving box is substantially the output shaft of motor directly by gear etc.
It is rigidly connected between rigid parts and driving box input shaft, existing this drive connection structure, in electric car
Use during there is following drawback, such as be easy to cause in electric car ground zero the high instantaneous torque of motor and high turn
Mismatch between speed and drive shaft causes the speed discrepancy of starting moment and causes electric car easy play in starting, deposits
In some potential safety problems, on the other hand, run into electric car when big resistance starts and easily generate stall phenomenon, not only power consumption,
And easily motor is damaged and overheated, influence the service life of motor and other transmission mechanisms.
The content of the invention
It is an object of the invention to overcome shortcomings and deficiencies of the prior art, a kind of motor rear axle is provided and is driven with motor
Dynamic buffer, the buffer are applied between the motor of electric car and driving box input shaft, using clutch friction dish structure,
Non-rigid connection is formed in the electric motor starting starting stage, the speed discrepancy of starting moment can be alleviated, ensures that starting is steady, Er Qieneng
Enough alleviate the stall phenomenon that big resistance starts situation, protect motor, reduce power consumption and superheating phenomenon.
In order to realize above-mentioned purpose, the present invention is realized according to following technical scheme：
A kind of motor rear axle drives buffer with motor, includes the motor of drive connection and driving box input transmission
Axis is provided between the output shaft of the motor and driving box input shaft and is closed to generate transmission by centrifugation thrust driving
The sliding friction disk buffering connection structure of connection so that motor is formed between startup starting stage and driving box input shaft
It is non-rigid connection and after motor reaches certain rotating speed between driving box input shaft formed direct-drive be connected.
Further, sliding friction disk buffering connection structure include a centrifugation putter component, a slidingtype frictional disk,
One fixed frictional disk and a resetting spring, wherein：
The centrifugation putter component wears the output shaft end for being fixed on motor, includes one and fixes company with motor output shaft
The branch sleeve and at least one that connect are rotatably installed in the centrifugation push rod on the outside of branch sleeve, and the outer wall of branch sleeve, which is provided with, to be used for
The pivoting support of assembling centrifugation push rod, each centrifugation push rod is two-part bent rod, includes the centrifugation bar with centrifugation sphere
Section and the thrust rod segment for promoting the movement of slidingtype frictional disk, the bending link position for centrifuging rod segment and thrust rod segment pass through again
Pivot section is rotatablely connected with pivoting support；
The slidingtype frictional disk wears along motor output shaft axial direction activity and is assembled in motor output shaft end, shaft hole inner wall
The straight-tooth for being provided with to limit the slip of its axial reciprocating between the outer wall of motor output shaft end combines, and rubs towards fixed
The end face for wiping disk is provided with rubbing surface, and the thrust rod segment contact of opposing end surface and centrifugation push rod connects；
The fixed frictional disk, which is worn, is fixed on driving box input shaft end, towards the end face of slidingtype frictional disk
It is provided with the friction material layer of slidingtype frictional disk cooperation；
The resetting spring is placed between slidingtype frictional disk and fixed frictional disk, both ends respectively with slidingtype friction
The end face contact of disk and fixed frictional disk is engaged, and tends to push slidingtype frictional disk open.
Further, the centrifugation push rod is angularly arranged using three groups around the axle center of branch sleeve.
Compared with prior art, the present invention its advantage is：
The buffer of the present invention is applied between the motor and drive shaft of electric car, using clutch friction dish structure,
The electric motor starting starting stage forms non-rigid connection, motor reach generated after certain rotating speed centrifugation thrust driving slidingtype rub
It wipes disk and fixed frictional disk is directly connected to generate transmission cooperation, so as to alleviate the speed discrepancy of starting moment, ensure starting
Steadily, and the stall phenomenon that big resistance starts situation can be alleviated, protects motor, reduce power consumption and overheat, extend motor
Service life.
In order to the clearer specific embodiment party for understanding the present invention, the present invention being elaborated below with reference to description of the drawings
Formula.
Description of the drawings
Fig. 1 is the structure diagram of the present invention.
Fig. 2 is the assembly structure diagram of sliding friction disk buffering connection structure in Fig. 1.
Fig. 3 is the structure diagram that putter component is centrifuged in Fig. 1.
Specific embodiment
As shown in Figures 1 to 3, a kind of motor rear axle of the present invention drives buffer with motor, includes drive connection
Motor 1 and driving box input shaft 2, be provided between the output shaft 11 of the motor 1 and driving box input shaft 2 according to
The sliding friction disk for being closed to generate drive connection by centrifugation thrust driving buffers connection structure 3 so that motor is initial in startup
Non-rigid connection is formed between stage and driving box input shaft and inputs and passes with driving box after motor reaches certain rotating speed
Direct-drive connection is formed between moving axis.
Above-mentioned sliding friction disk buffering connection structure 3 includes a centrifugation putter component 31, a slidingtype frictional disk 32, one
Fixed 33 and one resetting spring 34 of frictional disk, wherein：
The centrifugation putter component 31 wears the output shaft end for being fixed on motor, includes one and is fixed with motor output shaft
The branch sleeve 311 of connection and three groups of centrifugations being angularly mounted on around the axis rotation of branch sleeve on the outside of branch sleeve push away
Bar 312, the outer wall of branch sleeve 311 are provided with to assemble the pivoting support 3111 of centrifugation push rod, and each centrifugation push rod 312 is
Two-part bent rod includes the centrifugation rod segment 3121 with centrifugation sphere 3123 and for promoting the movement of slidingtype frictional disk
Thrust rod segment 3122, the bending link position for centrifuging rod segment 3121 and thrust rod segment 3122 are turned again by pivot section and pivoting support
Dynamic connection；
The slidingtype frictional disk 32 wears along motor output shaft axial direction activity and is assembled in motor output shaft end, in axis hole
The straight-tooth for being provided with to limit the slip of its axial reciprocating between wall and motor output shaft end outer wall combines 321, towards admittedly
The end face of fixed pattern frictional disk is provided with rubbing surface 322, and the thrust rod segment contact of opposing end surface and centrifugation push rod connects；
The fixed frictional disk wears 33 and is fixed on 2 end of driving box input shaft, towards slidingtype frictional disk
End face is provided with the friction material layer 331 with the cooperation of slidingtype frictional disk；
The resetting spring 34 is placed between slidingtype frictional disk 32 and fixed frictional disk 33, both ends respectively with slip
The end face contact of formula frictional disk 32 and fixed frictional disk 33 is engaged, and tends to push slidingtype frictional disk open.
The operation principle of the present invention is as described below：
Since sliding friction disk buffering connection structure is arranged between the output shaft of motor and driving box input shaft,
Start the starting stage, slidingtype frictional disk resetting spring restoring force effect under, the spring that can be reset is pushed open, rubbing surface with
The correspondence friction material layer of fixed frictional disk disengages, and so as to form a kind of non-rigid connection, has buffered the starting stage
Impact, and after motor reaches certain rotating speed, the turning moment that motor generates drives centrifugation push rod to generate centrifugal force, centrifuges push rod
Drive thrust rod segment that slidingtype frictional disk compression reseting spring is promoted to be moved close to fixed frictional disk under the action of the centrifugal force, directly
The friction material layer of rubbing surface and fixed frictional disk to slidingtype frictional disk is in close contact, and is formed direct-drive connection and is matched somebody with somebody
It closes, electric car normally travel.
The invention is not limited in above-mentioned specific embodiment, if not departing from this to the various changes or modifications of the present invention
The spirit and scope of invention, if these modification and variations belong within the scope of the claim and equivalent technologies of the present invention, then
The present invention is also intended to comprising these modification and variations.
Claims (3)
1. a kind of motor rear axle drives buffer with motor, include the motor of drive connection and driving box input shaft,
It is characterized in that：Be provided between the output shaft of the motor and driving box input shaft by centrifugation thrust driving be closed with
Generate the sliding friction disk buffering connection structure being sequentially connected so that motor is starting starting stage and driving box input shaft
Between formed it is non-rigid connection and after motor reaches certain rotating speed between driving box input shaft formed direct-drive connect
It connects.
2. motor rear axle drives buffer with motor according to claim 1, it is characterised in that：The sliding friction disk delays
It rushes connection structure and includes a centrifugation putter component, a slidingtype frictional disk, a fixed frictional disk and a resetting spring,
In：
The centrifugation putter component wears the output shaft end for being fixed on motor, includes one and is fixedly connected with motor output shaft
Branch sleeve and at least one centrifugation push rod on the outside of branch sleeve is rotatably installed in, the outer wall of branch sleeve is provided with to assemble
Centrifuge push rod pivoting support, it is each centrifugation push rod be two-part bent rod, include with centrifugation sphere centrifugation rod segment and
For promoting the thrust rod segment that slidingtype frictional disk moves, the bending link position for centrifuging rod segment and thrust rod segment passes through pivot again
Section is rotatablely connected with pivoting support；
The slidingtype frictional disk wears along motor output shaft axial direction activity and is assembled in motor output shaft end, shaft hole inner wall and electricity
The straight-tooth for being provided with to limit the slip of its axial reciprocating between machine output shaft end outer wall combines, towards fixed frictional disk
End face be provided with rubbing surface, the thrust rod segment contact of opposing end surface and centrifugation push rod connects；
The fixed frictional disk, which is worn, is fixed on driving box input shaft end, is set towards the end face of slidingtype frictional disk
There is the friction material layer that slidingtype frictional disk coordinates；
The resetting spring is placed between slidingtype frictional disk and fixed frictional disk, both ends respectively with slidingtype frictional disk and
The end face contact of fixed frictional disk is engaged, and tends to push slidingtype frictional disk open.
3. motor rear axle drives buffer with motor according to claim 2, it is characterised in that：The centrifugation push rod uses
It three groups, is angularly arranged around the axle center of branch sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711423167.9A CN108045221A (en) | 2017-12-25 | 2017-12-25 | Motor rear axle drives buffer with motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711423167.9A CN108045221A (en) | 2017-12-25 | 2017-12-25 | Motor rear axle drives buffer with motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108045221A true CN108045221A (en) | 2018-05-18 |
Family
ID=62131735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711423167.9A Pending CN108045221A (en) | 2017-12-25 | 2017-12-25 | Motor rear axle drives buffer with motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108045221A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112093550A (en) * | 2020-10-16 | 2020-12-18 | 诸暨市澳速机械设计工作室 | Film rolling equipment for realizing braking based on pressing roller |
| CN112696438A (en) * | 2020-12-21 | 2021-04-23 | 包科杰 | New forms of energy electric motor car motor shaft and rear axle input shaft buffering connection structure |
| CN113138135A (en) * | 2021-05-26 | 2021-07-20 | 南京农业大学 | Pendulum impact testing machine that can separation and reunion |
Citations (12)
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|---|---|---|---|---|
| GB1021379A (en) * | 1963-04-26 | 1966-03-02 | Suzuki Motor Co | A centrifugal friction clutch more particularly for a motorcycle |
| CN2081014U (en) * | 1990-05-22 | 1991-07-17 | 马新平 | Driver adapted to external resistance change of motorcycle |
| CN102252047A (en) * | 2011-07-06 | 2011-11-23 | 王友山 | Friction-type coupler |
| CN102374241A (en) * | 2010-08-17 | 2012-03-14 | 韩飞 | Friction-type centrifugal coupler |
| JP2012241804A (en) * | 2011-05-19 | 2012-12-10 | Suzuki Motor Corp | Multiple-plate automatic centrifugal clutch device |
| CN103277427A (en) * | 2013-05-22 | 2013-09-04 | 马加良 | Conical disc type automatic clutch |
| CN103280917A (en) * | 2013-05-22 | 2013-09-04 | 马加良 | Automatic clutch motor rotor |
| CN103375509A (en) * | 2012-04-16 | 2013-10-30 | 蒋璋璋 | Automatic efficient clutch |
| CN203348374U (en) * | 2013-05-22 | 2013-12-18 | 马加良 | Taper type automatic clutch |
| CN103527654A (en) * | 2013-02-21 | 2014-01-22 | 蒋璋璋 | Motor vehicle clutch |
| CN103912605A (en) * | 2014-04-17 | 2014-07-09 | 毛泽彬 | Automatic transmission clutch |
| CN207683332U (en) * | 2017-12-25 | 2018-08-03 | 广东嘉纳仕科技实业有限公司 | Motor rear axle drives buffer with motor |
-
2017
- 2017-12-25 CN CN201711423167.9A patent/CN108045221A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1021379A (en) * | 1963-04-26 | 1966-03-02 | Suzuki Motor Co | A centrifugal friction clutch more particularly for a motorcycle |
| CN2081014U (en) * | 1990-05-22 | 1991-07-17 | 马新平 | Driver adapted to external resistance change of motorcycle |
| CN102374241A (en) * | 2010-08-17 | 2012-03-14 | 韩飞 | Friction-type centrifugal coupler |
| JP2012241804A (en) * | 2011-05-19 | 2012-12-10 | Suzuki Motor Corp | Multiple-plate automatic centrifugal clutch device |
| CN102252047A (en) * | 2011-07-06 | 2011-11-23 | 王友山 | Friction-type coupler |
| CN103375509A (en) * | 2012-04-16 | 2013-10-30 | 蒋璋璋 | Automatic efficient clutch |
| CN103527654A (en) * | 2013-02-21 | 2014-01-22 | 蒋璋璋 | Motor vehicle clutch |
| CN103277427A (en) * | 2013-05-22 | 2013-09-04 | 马加良 | Conical disc type automatic clutch |
| CN103280917A (en) * | 2013-05-22 | 2013-09-04 | 马加良 | Automatic clutch motor rotor |
| CN203348374U (en) * | 2013-05-22 | 2013-12-18 | 马加良 | Taper type automatic clutch |
| CN103912605A (en) * | 2014-04-17 | 2014-07-09 | 毛泽彬 | Automatic transmission clutch |
| CN207683332U (en) * | 2017-12-25 | 2018-08-03 | 广东嘉纳仕科技实业有限公司 | Motor rear axle drives buffer with motor |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112093550A (en) * | 2020-10-16 | 2020-12-18 | 诸暨市澳速机械设计工作室 | Film rolling equipment for realizing braking based on pressing roller |
| CN112696438A (en) * | 2020-12-21 | 2021-04-23 | 包科杰 | New forms of energy electric motor car motor shaft and rear axle input shaft buffering connection structure |
| CN112696438B (en) * | 2020-12-21 | 2023-02-28 | 包科杰 | New forms of energy electric motor car motor shaft and rear axle input shaft buffering connection structure |
| CN113138135A (en) * | 2021-05-26 | 2021-07-20 | 南京农业大学 | Pendulum impact testing machine that can separation and reunion |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20221201 Address after: 529700 No.1, No. 32, Minfeng Road, Hecheng Town, Heshan City, Jiangmen City, Guangdong Province (self compiled No. 02) Applicant after: Guangdong Xingxing locomotive Technology Co.,Ltd. Address before: 528311, No. 8 Industrial Zone, West North Sea, Beijiao Town, Shunde District, Guangdong, Foshan Applicant before: GUANGDONG JIANASHI TECHNOLOGY INDUSTRIAL Co.,Ltd. |
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| TA01 | Transfer of patent application right | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180518 |
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| RJ01 | Rejection of invention patent application after publication |