CN208445422U - A kind of electric motor protecting structure - Google Patents
A kind of electric motor protecting structure Download PDFInfo
- Publication number
- CN208445422U CN208445422U CN201821110381.9U CN201821110381U CN208445422U CN 208445422 U CN208445422 U CN 208445422U CN 201821110381 U CN201821110381 U CN 201821110381U CN 208445422 U CN208445422 U CN 208445422U
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- China
- Prior art keywords
- driving gear
- disk
- electric motor
- flexible deformation
- protecting structure
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Abstract
The utility model discloses a kind of electric motor protecting structure, including the driving gear being connect with motor drive, the driven gear for being meshed with driving gear and offering mounting groove, the flexible deformation disk set on mounting groove and the rotation axis that is connected with flexible deformation disk；The inner wall of mounting groove offers several first grooves, and the edge of flexible deformation disk is equipped with several the first protrusions corresponding with the first groove, and the first protrusion is set in the first groove.When bolt is stuck, rotation axis can not rotate, motor still works and has the trend for driving driving gear and driven gear rotation at this time, when torque of the motor to driving gear and driven gear application is sufficiently large, the inner wall of mounting groove squeezes flexible deformation disk, so that the first protrusion of flexible deformation disk is detached from the first groove of driven gear, and then realize that the output shaft of motor rotates and driving gear is driven to rotate, the output shaft for realizing the motor when bolt is stuck can still rotate.
Description
Technical field
The utility model relates to door lock field more particularly to a kind of electric motor protecting structures.
Background technique
In existing electric intelligent door lock, the bolt of door lock will appear stuck situation, when door lock card in the dust, internal tooth
Wheel construction can stop operating, and the shaft of motor can not also rotate, so that motor load is caused to block, it is very big to motor damage,
Also the strong influence service life of door lock.
Utility model content
The purpose of this utility model is to provide a kind of electric motor protecting structures, it is intended to solve in the prior art, door lock is stuck
When motor output shaft the problem of can not rotating.
For this purpose, the utility model uses following technical scheme:
A kind of electric motor protecting structure, including connect with motor drive driving gear, be meshed with the driving gear and
Offer mounting groove driven gear, set on the mounting groove flexible deformation disk and with the flexible deformation disk phase
Rotation axis even；The inner wall of the mounting groove offers several first grooves, and the edge of the flexible deformation disk is equipped with several
The first protrusion corresponding with first groove, first protrusion are set in first groove.
Further, the first connection square hole is offered in the middle part of the flexible deformation disk, the rotation axis is through described
First connection square hole simultaneously rotates synchronously connection with the flexible deformation disk.
Further, the end of the rotation axis is equipped with retaining ring, and the retaining ring is bonded setting with the flexible deformation disk.
It further, further include the position-arresting disk being connected with the rotation axis, the position-arresting disk is equipped with position detection piece, described
Offer the second connection square hole in the middle part of position-arresting disk, the rotation axis is through the second connection square hole and same with the position-arresting disk
Step rotation connection.
Further, the flexible deformation disk offers several deformation transitional pores matched with first protrusion.
Further, the flexible deformation disk is nylon sheet.
It further, further include gear pressure plate for installing the driven gear, the driven gear and the gear
Pressing plate is slidably connected.
Further, transfer wheel, the transfer wheel and institute are equipped between the driving gear and the output shaft of the motor
State and be equipped with elastic component between driving gear, the transfer wheel is slidably connected with the output shaft, the driving gear with it is described defeated
Shaft rotation connection, the transfer wheel have curved surface, and the transfer wheel has curved surface far from the side of the driving gear, described
Transfer wheel is equipped with the first double wedge close to the side of the driving gear, and the driving gear is equipped with and matches with first double wedge
The second double wedge, the output shaft is equipped with pivot pin, and the axis of the pivot pin and the axis of the output shaft be mutually perpendicular to, the axis
Pin is arranged with the curved face contact, and the top of the curved surface is equipped with positive stop lug boss.
Further, the elastic component is compressed spring, and the elastic component is sheathed on the outside of the output shaft.
Further, the notch of first groove is equipped with circular arc chamfering, and first protrusion is equipped with circular arc chamfering.
The utility model has the beneficial effects that when bolt is stuck, rotation axis can not rotate, since rotation axis can not be sent out
Therefore flexible deformation disk can not also rotate for raw rotation, and motor, which still works and has, at this time drives driving gear and driven
The trend of gear rotation, when torque of the motor to driving gear and driven gear application is sufficiently large, the inner wall of mounting groove is squeezed
Flexible deformation disk, so that deformation occurs and the first protrusion of its own is made to be detached from the first of driven gear for flexible deformation disk
Groove, and then realize that the output shaft of motor rotates and driving gear is driven to rotate, realize the output of the motor when bolt is stuck
Axis can still rotate.
Detailed description of the invention
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this is practical new
Some embodiments of type for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is the exploded view of electric motor protecting structure in the embodiments of the present invention；
Fig. 2 is the structural schematic diagram of motor and transfer wheel cooperation in the embodiments of the present invention；
Fig. 3 is the schematic diagram of electric motor protecting structure in the embodiments of the present invention；
In figure:
1, motor；11, output shaft；111, pivot pin；2, driving gear；21, the second double wedge；3, driven gear；31, it installs
Slot；311, the first groove；4, flexible deformation disk；41, the first protrusion；42, the first connection square hole；43, deformation transitional pore；5, turn
Moving axis；6, retaining ring；7, position-arresting disk；71, position detection piece；72, the second connection square hole；8, gear pressure plate；9, transfer wheel；91, bent
Face；92, the first double wedge；93, positive stop lug boss；10, elastic component.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or indirectly on another element.When an element is known as " being connected to " another element, it can
To be directly to another element or be indirectly connected on another element.
It is to be appreciated that term " length ", " width ", "upper", "lower", "front", "rear", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "top", "bottom" "inner", "outside" is that orientation based on the figure or position are closed
System, is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning are necessary
It with specific orientation, is constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance
Or implicitly indicate the quantity of indicated technical characteristic.Define " first " as a result, the feature of " second " can be expressed or
Implicitly include one or more of the features.The meaning of " plurality " is two or two in the description of the present invention,
More than, unless otherwise specifically defined.
The realization of the utility model is described in detail below in conjunction with specific embodiment.
As shown in Figure 1-Figure 3, the utility model embodiment proposes a kind of electric motor protecting structure, including is driven with motor 1
The driving gear 2 of connection, the driven gear 3 for being meshed with driving gear 2 and offering mounting groove 31, set on the bullet of mounting groove 31
Property the deformation disk 4 and rotation axis 5 that is connected with flexible deformation disk 4；The inner wall of mounting groove 31 offers several first grooves
311, the edge of flexible deformation disk 4 is equipped with several first protrusions 41 corresponding with the first groove 311, and the first protrusion 41 is set to
In first groove 311.
In the embodiments of the present invention, motor 1 is used to drive the rotation of driving gear 2, band when driving gear 2 rotates
The dynamic driven gear 3 engaged rotates, and the first protrusion 41 on flexible deformation disk 4 is arranged in the mounting groove of driven gear 3
In the first groove 311 on 31 inner walls, therefore flexible deformation disk 4 is as driven gear 3 rotates and drives and flexible deformation circle
The connected rotation axis 5 of disk 4 rotates, and the swing of bolt is driven when rotation axis 5 rotates and realizes switch gate.It is rotated when bolt is stuck
Axis 5 can not rotate, electric at this time since the therefore flexible deformation disk 4 that can not rotate of rotation axis 5 can not also rotate
Machine 1 still works and has the trend for driving driving gear 2 and driven gear 3 to rotate, when motor 1 is to driving gear 2 and driven
When the torque that gear 3 applies is sufficiently large, the inner wall of mounting groove 31 squeezes flexible deformation disk 4, so that flexible deformation disk 4 occurs
Deformation simultaneously makes the first protrusion 41 of its own be detached from the first groove 311 of driven gear 3, and then realizes the output shaft of motor 1
11 rotate and driving gear 2 are driven to rotate, and the output shaft 11 for realizing the motor 1 when bolt is stuck can still rotate.Actively
Gear 2 and driven gear 3 can be bevel gear.Motor 1 is the motor as driving part.
In the embodiments of the present invention, several second protrusions can also be set in the inner wall of mounting groove 31, become in elasticity
The edge setting of shape disk 4 is several raised in the second groove to corresponding second groove, second with the second protrusion；With substitution
The cooperation of above-mentioned first protrusion 41 and the first groove 311.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, the middle part of flexible deformation disk 4 offer the first connection square hole 42, rotation axis 5 through the first connection square hole 42 and with bullet
Property deformation disk 4 rotate synchronously connection.Specifically, offer the first connection square hole 42 at the middle part of flexible deformation disk 4, when turn
For moving axis 5 after the first connection square hole 42, flexible deformation disk 4 can drive rotation axis 5 to rotate when rotating.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
The end of mode, rotation axis 5 is equipped with retaining ring 6, and retaining ring 6 is bonded setting with flexible deformation disk 4.Specifically, retaining ring 6 is for being arranged
In the end of rotation axis 5, flexible deformation disk 4 is avoided to be detached from rotation axis 5.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode further includes the position-arresting disk 7 being connected with rotation axis 5, and position-arresting disk 7 is equipped with position detection piece 71, and the middle part of position-arresting disk 7 offers
Second connection square hole 72, rotation axis 5 rotate synchronously connection through the second connection square hole 72 and with position-arresting disk 7.Specifically, position-arresting disk
7 rotate with the rotation of rotation axis 5, and the position detection piece 71 being arranged on position-arresting disk 7 is used to match with position sensor,
Realize the rotation data of detection rotation axis 5.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, flexible deformation disk 4 offer several deformation transitional pores 43 matched with the first protrusion 41.Specifically, become in elasticity
Shape disk 4 offers several deformation transitional pores 43 matched with the first protrusion 41, when flexible deformation disk 4 is by mounting groove 31
Inner wall squeeze after when deformation occurs, transitional pore can effectively avoid the damage of flexible deformation disk 4.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, flexible deformation disk 4 are nylon sheet.Specifically, nylon sheet can be preferably with driven in the unjammed situation of bolt
The rotation of gear 3 and rotate, elastic deformation can occur when bolt is stuck and be hardly damaged.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, further includes the gear pressure plate 8 for installing driven gear 3, and driven gear 3 is slidably connected with gear pressure plate 8.Specifically,
The support plate that gear pressure plate 8 is rotated as driven gear 3.
Further, referring to Fig. 2, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
It is equipped with transfer wheel 9 between the output shaft 11 of mode, driving gear 2 and motor 1, elasticity is equipped between transfer wheel 9 and driving gear 2
Part 10, transfer wheel 9 are slidably connected with output shaft 11, and driving gear 2 and output shaft 11 are rotatablely connected, and transfer wheel 9 has curved surface 91,
Transfer wheel 9 has curved surface 91 far from the side of driving gear 2, and transfer wheel 9 is equipped with the first double wedge close to the side of driving gear 2
92, driving gear 2 is equipped with the second double wedge 21 matched with the first double wedge 92, and output shaft 11 is equipped with pivot pin 111, pivot pin 111
The axis of axis and output shaft 11 is mutually perpendicular to, and pivot pin 111 contacts setting with curved surface 91, and the top of curved surface 91 is equipped with positive stop lug boss
93.Specifically, the process for the unlocking that motor 1 drives driving gear 2 to rotate is as follows: output shaft 11 rotates and drives 111 turns of pivot pin
Dynamic, pivot pin 111 is rotated along the curved surface 91 in transfer wheel 9, and pivot pin 111 is from the lower rotation of curved surface 91 to the top of curved surface 91
Transfer wheel 9 is pushed up to driving gear 2 in the process, elastic component 10 compresses at this time, until the side of the first double wedge 92 in transfer wheel 9
It is abutted with the side of the second double wedge 21 on driving gear 2, transfer wheel 9 drives driving gear 2 to rotate at this time.It is closed when needs are artificial
When lock, shutdown knob is pulled manually and drives bolt rotation, rotation axis 5 also rotates and driven gear 3 is driven to rotate at this time, driven tooth
It drives driving gear 2 to rotate when 3 rotation of wheel, drives transfer wheel 9 to rotate when driving gear 2 rotates, when transfer wheel 9 rotates so that axis
When pin 111 is from the top slide of curved surface 91 to the bottom of curved surface 91, due to the effect of elastic component 10, elastic component 10 is by transfer wheel 9
Biggish resistance is not will receive when being lifted off driving gear 2, therefore shutting manually.
Further, referring to Fig. 2, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, elastic component 10 are compressed spring, and elastic component 10 is sheathed on the outside of output shaft 11.Specifically, compressed spring has preferable
Reseting performance compress bullet when transfer wheel 9 rotates so that pivot pin 111 is from the top slide of curved surface 91 to the bottom of curved surface 91
Transfer wheel 9 will be lifted off driving gear 2 by spring reset.
Further, referring to Fig. 1, as a kind of a kind of specific implementation of electric motor protecting structure provided by the utility model
Mode, the notch of the first groove 311 are equipped with circular arc chamfering, and the first protrusion 41 is equipped with circular arc chamfering.Specifically, in the first groove
311 notch is equipped with circular arc chamfering, while being equipped with circular arc chamfering in the first protrusion 41, so that deformation occurs for flexible deformation disk 4
When the first protrusion 41 can smoothly leave the first groove 311, without causing rigid shock.
Obviously, the above embodiments of the present invention is used for the purpose of clearly illustrating examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.Any modifications, equivalent replacements, and improvements made within the spirit and principle of the present invention etc., should be included in
Within the protection scope of the utility model claims.
Claims (10)
1. a kind of electric motor protecting structure, which is characterized in that including the driving gear being connect with motor drive and the driving gear
It is meshed and offers the driven gear of mounting groove, become set on the flexible deformation disk of the mounting groove and with the elasticity
The connected rotation axis of shape disk；The inner wall of the mounting groove offers several first grooves, the edge of the flexible deformation disk
Equipped with several the first protrusions corresponding with first groove, first protrusion is set in first groove.
2. a kind of electric motor protecting structure according to claim 1, which is characterized in that opened in the middle part of the flexible deformation disk
Equipped with the first connection square hole, the rotation axis through the first connection square hole and rotates synchronously company with the flexible deformation disk
It connects.
3. a kind of electric motor protecting structure according to claim 1, which is characterized in that the end of the rotation axis is equipped with gear
Circle, the retaining ring are bonded setting with the flexible deformation disk.
4. a kind of electric motor protecting structure according to claim 1, which is characterized in that further include being connected with the rotation axis
Position-arresting disk, the position-arresting disk are equipped with position detection piece, offer the second connection square hole, the rotation axis in the middle part of the position-arresting disk
Through the second connection square hole and connection is rotated synchronously with the position-arresting disk.
5. a kind of electric motor protecting structure according to claim 1, which is characterized in that if the flexible deformation disk offers
The dry deformation transitional pore matched with first protrusion.
6. a kind of electric motor protecting structure according to claim 1, which is characterized in that the flexible deformation disk is nylon
Plate.
7. a kind of electric motor protecting structure according to claim 1, which is characterized in that further include for installing the driven tooth
The gear pressure plate of wheel, the driven gear are slidably connected with the gear pressure plate.
8. a kind of electric motor protecting structure according to claim 7, which is characterized in that the driving gear and the motor
Between output shaft be equipped with transfer wheel, between the transfer wheel and the driving gear be equipped with elastic component, the transfer wheel with it is described
Output shaft is slidably connected, and the driving gear and the output shaft are rotatablely connected, and the transfer wheel is far from the driving gear
Side have curved surface, the transfer wheel close to the side of the driving gear be equipped with the first double wedge, the driving gear be equipped with
The second double wedge that first double wedge matches, the output shaft are equipped with pivot pin, the axis of the pivot pin and the output shaft
Axis is mutually perpendicular to, and the pivot pin and the curved face contact are arranged, and the top of the curved surface is equipped with positive stop lug boss.
9. a kind of electric motor protecting structure according to claim 8, which is characterized in that the elastic component is compressed spring, institute
State the outside that elastic component is sheathed on the output shaft.
10. a kind of electric motor protecting structure according to claim 1, which is characterized in that the notch of first groove is equipped with
Circular arc chamfering, first protrusion are equipped with circular arc chamfering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110381.9U CN208445422U (en) | 2018-07-12 | 2018-07-12 | A kind of electric motor protecting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821110381.9U CN208445422U (en) | 2018-07-12 | 2018-07-12 | A kind of electric motor protecting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208445422U true CN208445422U (en) | 2019-01-29 |
Family
ID=65088647
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821110381.9U Active CN208445422U (en) | 2018-07-12 | 2018-07-12 | A kind of electric motor protecting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208445422U (en) |
-
2018
- 2018-07-12 CN CN201821110381.9U patent/CN208445422U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: No.32, Pingshan Industrial Road, Tangxia Town, Dongguan City, Guangdong Province, 523710 Patentee after: Entropy Technology Co., Ltd Address before: 523710 26 Pingshan 188 Industrial Avenue, Tangxia Town, Dongguan, Guangdong Patentee before: Zhongkong Smart Technology Co.,Ltd. |
|
| CP03 | "change of name, title or address" |