CN206211781U - A kind of motor with overload protection, electronic parking system and automobile - Google Patents
A kind of motor with overload protection, electronic parking system and automobile Download PDFInfo
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- CN206211781U CN206211781U CN201621312769.8U CN201621312769U CN206211781U CN 206211781 U CN206211781 U CN 206211781U CN 201621312769 U CN201621312769 U CN 201621312769U CN 206211781 U CN206211781 U CN 206211781U
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- 239000012190 activator Substances 0.000 description 1
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Abstract
The utility model is related to automobile technical field, more particularly to a kind of motor with overload protection, electronic parking system and automobile.Overload protection arrangement is provided with the output shaft of the motor with overload protection；The overload protection arrangement includes intermeshing driving fluted disc and driven fluted disc, for drive fluted disc and driven fluted disc to provide the force application apparatus of axial pressing force, driving fluted disc to be connected with the output shaft of motor；When the axial pressing force that the working resistance that driven fluted disc is subject to no more than force application apparatus are provided, drive fluted disc and driven fluted disc to be intermeshed under the axial pressing force effect that force application apparatus are provided, carry out power transmission；When the working resistance that driven fluted disc is subject to is more than the axial pressing force that force application apparatus are provided, the axial pressing force for driving fluted disc to overcome force application apparatus to provide, and rotated relative to driven fluted disc.So, motor and driving parts can be prevented to be operated in extreme position, service life is extended, there is response speed higher compared to existing overload protection.
Description
Technical field
The utility model is related to automobile technical field, more particularly to a kind of motor with overload protection, electronic parking system
System and automobile.
Background technology
Earliest parking braking system is man power mechanical type, and parking brake pull bar has between wheel braking pincers or brake drum
Simple drive mechanism, the angle that parking brake pull bar is pulled up directly determines the size of brake control power.Electronic brake system
System (El ectronic Parking Brake, EPB) is a class of automobile line control brake system, is also vehicle parking system
The development trend of system.Man power mechanical type parking braking system, needs to install a pull bar in driver's cabin, and EPB is instead
It is a button, not only saves interior space, and operating aspect, driver need to only press EPB activator buttons, you can is easily real
Show automatic parking, aid in hill start, prevent the functions such as car slipping, it is ensured that drive safety and convenience.And the control in EPB systems
Unit can provide most rational power output according to different road conditions, it is to avoid the system caused by operator itself strength and use habit
The difference of power, and it is long-term by pull bar lifting to maximum position to caused by the service life of parking braking system parts
Influence.
Because the driving force of EPB is typically from motor, the mechanical limit position of braking and release is reached in the course of the work
When putting, because power train is no longer moved, the now lasting output of motor torque can cause gear, leading screw spiral shell in power train
The structures such as mother bear greater impact, reduce its service life.The method typically used at present for this problem is passed by position
Sensor and programme controlled means control motor are stopped in extreme position, but the functional reliability of this method is compared
Hardware configuration is relatively low, and there is delay.
Utility model content
The purpose of this utility model is to propose a kind of motor with overload protection, can solve the problem that existing overload protection
There is guard delay in device, the problem that can be impacted to the service life of device.
Another purpose of the present utility model is to propose a kind of electronic parking system, and it is used as described above has
The motor of overload protection.
Further object of the present utility model is to propose a kind of automobile, and it uses electronic parking system as described above
System.
It is that, up to this purpose, the utility model uses following technical scheme：
A kind of motor with overload protection, wherein, it is provided with overload protection arrangement on the output shaft of motor；
The overload protection arrangement include it is intermeshing driving fluted disc and driven fluted disc, and for for drive fluted disc with
Driven fluted disc provides the force application apparatus of axial pressing force, wherein, drive fluted disc to be connected with the output shaft of motor；
When the working resistance that driven fluted disc is subject to no more than force application apparatus provide axial pressing force when, drive fluted disc and from
Active toothed disk is intermeshed under the axial pressing force effect that force application apparatus are provided, and carries out power transmission；
When the working resistance that driven fluted disc is subject to is more than the axial pressing force that force application apparatus are provided, drives fluted disc to overcome and apply
The axial pressing force that power apparatus are provided, and rotated relative to driven fluted disc.
Used as a kind of preferred scheme of the above-mentioned motor with overload protection, the driving fluted disc also includes input shaft, institute
Input shaft is stated to be fixedly connected with the output shaft of motor；
Fluted disc is driven to be set on input shaft, and driving fluted disc can slide axially relative to input shaft；
The force application apparatus are flexible member, and one end of the flexible member is connected with driving fluted disc, the other end and input shaft
Connection.
Used as a kind of preferred scheme of the above-mentioned motor with overload protection, the flexible member is spring.
As a kind of preferred scheme of the above-mentioned motor with overload protection, the axial compression that the force application apparatus are exported
Power is adjustable.
As a kind of preferred scheme of the above-mentioned motor with overload protection, the pressure of the driving fluted disc and driven fluted disc
Angle is adjustable.
A kind of electronic parking system, it includes the motor with overload protection as described above.
As a kind of preferred scheme of above-mentioned electronic parking system, also including gear train, nut and leading screw, the motor,
Overload protection arrangement, gear train, nut and leading screw are connected successively.
A kind of automobile, it includes electronic parking system as described above.
The beneficial effects of the utility model are：In utility model, by the setting of overload protection arrangement, in normal shape
Under state, drive fluted disc that driven fluted disc can be driven to rotate, when driven fluted disc is subject to working resistance more than the axle that force application apparatus are provided
During to thrust, drive and relatively rotated between fluted disc and driven fluted disc, drive fluted disc no longer to drive driven fluted disc to rotate, electricity
Machine is dallied, and prevents motor and driving parts to be operated in extreme position eventually through overload protection arrangement, is extended and is used the longevity
Life, has response speed higher compared to existing overload protection.
Brief description of the drawings
State diagram when Fig. 1 is the overload protection arrangement output torque of the utility model specific embodiment offer；
Fig. 2 be the utility model specific embodiment provide overload protection arrangement not output torque when state diagram；
Fig. 3 is the actuator structure schematic diagram that the utility model specific embodiment is provided.
Wherein：
1：Motor；2：Overload protection arrangement；3：Gear train；4：Nut；5：Leading screw；
21：Input shaft；22：Flexible member；23：Drive fluted disc；24：Driven fluted disc.
Specific embodiment
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
As shown in Figure 1 and Figure 2, present embodiments provide for a kind of motor with overload protection, wherein, the output of motor 1
Overload protection arrangement 2 is provided with axle, overload protection arrangement 2 includes intermeshing driving fluted disc 23 and driven fluted disc 24, with
And for providing the force application apparatus of axial pressing force for driving fluted disc 23 and driven fluted disc 24, wherein, drive fluted disc 23 and motor 1
Output shaft connection.
Reference picture 1, when the axial pressing force that the working resistance that driven fluted disc 24 is subject to no more than force application apparatus are provided, drives
Active toothed disk 23 and driven fluted disc 24 are intermeshed under the axial pressing force effect that force application apparatus are provided, and carry out power transmission.
Reference picture 2, when the working resistance that driven fluted disc 24 is subject to is more than the axial pressing force that force application apparatus are provided, drives
Fluted disc 23 overcomes the axial pressing force that force application apparatus are provided, and is rotated relative to driven fluted disc 24.
In the present embodiment, by the setting of overload protection arrangement 2, in the state of normal, drive the fluted disc 23 can be with
Drive driven fluted disc 24 to rotate, when driven fluted disc 24 is subject to working resistance more than the axial pressing force that force application apparatus are provided, drive
Relatively rotated between active toothed disk 23 and driven fluted disc 24, drive fluted disc 23 no longer to drive driven fluted disc 24 to rotate, it is final logical
Crossing overload protection arrangement 2 prevents motor 1 and driving parts to be operated in the lasting output torque of extreme position, extends service life,
Compared to existing overload protection mode, i.e., there is response speed higher by the overload protection that software is realized.
The specific structure of overload protection arrangement 2 is：Driving fluted disc 23 also includes input shaft 21, input shaft 21 and motor 1
Output shaft is fixedly connected, and drives fluted disc 23 to be set on input shaft 21, and driving fluted disc 23 can be relative to input shaft 21 axially
Slide.Force application apparatus are flexible member 22, and one end of the flexible member 22 is connected with fluted disc 23 is driven, the other end and input shaft 21
Connection.It should be noted that：Flexible member 22 can only limit the axial movement for driving fluted disc 23, without limitation on its circumferential movement.
Overload protection arrangement 2 also includes stopping means, and when driving fluted disc 23 to be engaged with driven fluted disc 24, stopping means prevents input shaft
Relatively rotated between 21 and driving fluted disc 23, but stopping means will not be impacted to the axial movement for driving fluted disc 23.
Above-mentioned flexible member 22 is spring.Flexible member 22 is axial force output mechanism, and force application apparatus can also be electromagnetism
The structures such as iron, can provide and drive fluted disc 23 and driven fluted disc 24 to engage required axial force.
The axial pressing force that force application apparatus are exported is adjustable.Can be with by adjusting axial pressing force that force application apparatus are exported
Adjustment drives the peak torque that fluted disc 23 can be transmitted.
Drive the pressure angle of fluted disc 23 and driven fluted disc 24 adjustable.By adjusting the pressure angle of fluted disc, can change foregoing
Ratio between the axial force of axial force output mechanism and foregoing peak torque.
Reference picture 3, in the present embodiment, additionally provides a kind of electronic parking system, and it includes tool as described above
There is the motor of overload protection.
Electronic parking system also includes gear train 3, nut 4 and leading screw 5, motor 1, overload protection arrangement 2, gear train 3, spiral shell
Mother 4 and leading screw 5 are connected successively.
In order to be further explained to the above-mentioned motor with overload protection, and electronic parking system, this implementation
Mode additionally provides the specific course of work of electronic parking system：
In normal operation, rotating is carried out by motor 1, drives and drive turning for fluted disc 23 and driven fluted disc 24
It is dynamic, so as to cause gear train 3 and nut 4 to rotate motion, coordinate because nut 4 and leading screw 5 have screw thread, in leading screw 5
Circumferentially exist under conditions of constraint, can only move in the axial direction.Therefore, when the end of leading screw 5 is connected with drag-line, Ke Yitong
The tightness of the rotation control drag-line of motor 1 is crossed, so as to realize the control of brake force.
When the rotation of motor 1 makes leading screw 5 reach the extreme position being threaded in or out, working resistance can exceed overload protection
The working limit of mechanism 2.As shown in Fig. 2 because driving fluted disc 23 can axially move along input shaft 21, therefore sliding tooth
Relatively rotate (skidding) between disk 23 and driven fluted disc 24, that is, drive fluted disc 23 to be rotated relative to driven fluted disc 24, no longer
Driven fluted disc 24 is driven to rotate, it is to avoid the driving moment of motor 1 is to continuing to be input into the impact that causes to structure in gear train 3.Separately
On the one hand, due to the presence of flexible member 22, drive occur one relative turn of tooth between fluted disc 23 and driven fluted disc 24 every time
After dynamic, the axial thrust that flexible member 22 is provided can make driving fluted disc 23 return to the position normally engaged with driven fluted disc 24, protect
Demonstrate,proved leading screw 5 leave extreme position make working resistance reduce after, the normal output of the torque of motor 1.
In the present embodiment, a kind of automobile is additionally provided, it includes electronic parking system as described above.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
With new principle, and can not by any way be construed to the limitation to the utility model protection domain.Based on explanation herein,
Those skilled in the art associates other specific embodiments of the present utility model by would not require any inventive effort,
These modes are fallen within protection domain of the present utility model.
Claims (8)
1. a kind of motor with overload protection, it is characterised in that be provided with overload protection arrangement on the output shaft of motor (1)
(2)；
The overload protection arrangement (2) includes intermeshing driving fluted disc (23) and driven fluted disc (24), and for being drive
Active toothed disk (23) and driven fluted disc (24) provide the force application apparatus of axial pressing force, wherein, fluted disc (23) is driven with motor (1)
Output shaft is connected；
When the axial pressing force that the working resistance that driven fluted disc (24) is subject to no more than force application apparatus are provided, fluted disc (23) is driven
It is intermeshed under the axial pressing force effect that force application apparatus are provided with driven fluted disc (24), carries out power transmission；
When the working resistance that driven fluted disc (24) is subject to is more than the axial pressing force that force application apparatus are provided, fluted disc (23) gram is driven
The axial pressing force of force application apparatus offer is provided, and is rotated relative to driven fluted disc (24).
2. the motor with overload protection according to claim 1, it is characterised in that the driving fluted disc (23) also includes
Input shaft (21), the input shaft (21) is fixedly connected with the output shaft of motor (1)；
Drive fluted disc (23) to be set on input shaft (21), and drive fluted disc (23) axially sliding relative to input shaft (21)
It is dynamic；
The force application apparatus are flexible member (22), and one end of the flexible member (22) is connected with fluted disc (23) is driven, the other end
It is connected with input shaft (21).
3. the motor with overload protection according to claim 2, it is characterised in that the flexible member (22) is bullet
Spring.
4. the motor with overload protection according to claim 1, it is characterised in that the axle that the force application apparatus are exported
It is adjustable to thrust.
5. the motor with overload protection according to claim 1, it is characterised in that the driving fluted disc (23) and driven
The pressure angle of fluted disc (24) is adjustable.
6. a kind of electronic parking system, it is characterised in that including as described in claim 1-5 any one with overload protection
Motor.
7. electronic parking system according to claim 6, it is characterised in that also including gear train (3), nut (4) and silk
Thick stick (5), the motor (1), overload protection arrangement (2), gear train (3), nut (4) and leading screw (5) are connected successively.
8. a kind of automobile, it is characterised in that including electronic parking system as claimed in claim 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621312769.8U CN206211781U (en) | 2016-12-01 | 2016-12-01 | A kind of motor with overload protection, electronic parking system and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621312769.8U CN206211781U (en) | 2016-12-01 | 2016-12-01 | A kind of motor with overload protection, electronic parking system and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206211781U true CN206211781U (en) | 2017-05-31 |
Family
ID=58752377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621312769.8U Active CN206211781U (en) | 2016-12-01 | 2016-12-01 | A kind of motor with overload protection, electronic parking system and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206211781U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107565761A (en) * | 2017-10-30 | 2018-01-09 | 深圳市西格传动科技有限公司 | A kind of reducing motor with Overloading protection apparatus |
| CN107642021A (en) * | 2017-09-19 | 2018-01-30 | 宁波添元水泥制品有限公司 | A kind of manipulator fixture for the laying of concrete prefabricated brick |
| CN111486187A (en) * | 2019-01-28 | 2020-08-04 | 瀚德万安(上海)电控制动系统有限公司 | Sensor device and vehicle disc brake and vehicle comprising same |
| CN113404976A (en) * | 2021-06-25 | 2021-09-17 | 华能秦煤瑞金发电有限责任公司 | Be applied to pipeline inspection robot's automatic pull throughs |
| CN114808406A (en) * | 2022-05-11 | 2022-07-29 | 安徽金帅洗衣机有限公司 | Direct motor driving mechanism of clothes dryer |
| CN115284396A (en) * | 2022-07-30 | 2022-11-04 | 湖南新宝峰家具制品有限公司 | Wood stripping device for furniture production |
-
2016
- 2016-12-01 CN CN201621312769.8U patent/CN206211781U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107642021A (en) * | 2017-09-19 | 2018-01-30 | 宁波添元水泥制品有限公司 | A kind of manipulator fixture for the laying of concrete prefabricated brick |
| CN107565761A (en) * | 2017-10-30 | 2018-01-09 | 深圳市西格传动科技有限公司 | A kind of reducing motor with Overloading protection apparatus |
| CN111486187A (en) * | 2019-01-28 | 2020-08-04 | 瀚德万安(上海)电控制动系统有限公司 | Sensor device and vehicle disc brake and vehicle comprising same |
| CN113404976A (en) * | 2021-06-25 | 2021-09-17 | 华能秦煤瑞金发电有限责任公司 | Be applied to pipeline inspection robot's automatic pull throughs |
| CN113404976B (en) * | 2021-06-25 | 2022-12-27 | 华能秦煤瑞金发电有限责任公司 | Be applied to pipeline inspection robot's automatic pull throughs |
| CN114808406A (en) * | 2022-05-11 | 2022-07-29 | 安徽金帅洗衣机有限公司 | Direct motor driving mechanism of clothes dryer |
| CN114808406B (en) * | 2022-05-11 | 2023-08-22 | 安徽金帅洗衣机有限公司 | Direct motor driving mechanism of clothes dryer |
| CN115284396A (en) * | 2022-07-30 | 2022-11-04 | 湖南新宝峰家具制品有限公司 | Wood stripping device for furniture production |
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Address after: 4 / F, building 1, No.14 Jiuxianqiao Road, Chaoyang District, Beijing 100020 Patentee after: Beijing Jingwei Hirain Technologies Co.,Inc. Address before: 100101 Beijing city Chaoyang District Anxiang Beili 11 B block 8 layer of Beijing Jingwei Hengrun Technology Co. Ltd. Patentee before: Beijing Jingwei HiRain Technologies Co.,Ltd. |