CN103790443A - Motor transmission device used in electronic lock - Google Patents
Motor transmission device used in electronic lock Download PDFInfo
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- CN103790443A CN103790443A CN201310725646.1A CN201310725646A CN103790443A CN 103790443 A CN103790443 A CN 103790443A CN 201310725646 A CN201310725646 A CN 201310725646A CN 103790443 A CN103790443 A CN 103790443A
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- screw thread
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- facing cylinder
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Abstract
The invention relates to a motor transmission device used in an electronic lock. The motor transmission device comprises a forward-backward-rotating motor, a motor shell, a rotating tooth shaft and a rotating tooth sleeve. After the motor transmission device is assembled, the forward-backward-rotating motor is fixed in a mounting cavity of the motor shell, one end of the rotating tooth shaft is fixedly connected with an output shaft of the forward-backward-rotating motor to realize linkage, outer diameter of the rotating tooth sleeve is smaller than diameter of an extending port of the motor shell, the rotating tooth sleeve is arranged on the rotating tooth shaft through a through hole in a sleeved manner to enable a thread I on the rotating tooth shaft and a thread II in the rotating tooth sleeve to be meshed with each other, an inner rotating tooth spring sleeves on the rotating tooth shaft, two ends of the inner rotating tooth spring are positioned between the forward-backward-rotating motor and the rotating tooth sleeve, an outer rotating tooth spring sleeves on the rotating tooth sleeve, and two ends of the outer rotating tooth spring are positioned between the rotating tooth sleeve and the inner wall of the motor shell. After adopting the above structure, the motor transmission device has the advantages of being simple in structure, few in part, low in cost, resistant to idle running and simple and reliable in transmission.
Description
Technical field
The present invention relates to electronic lock technical field, refer in particular to a kind of transmission gear for electric motor for electronic lock.
Background technology
The transmission device of existing electronic lock is mostly realized by motor and transmission mechanism, for being converted to, the rotation action of motor unblanks and the action of the side-to-side movement of release, need complicated transmission mechanism to realize, and, need accurately to control for the time of the rotating of motor, not so easily cause the damage of transmission mechanism; Owing to being difficult to that the rotating time of motor is controlled accurately, if so adopt screw driven words to be easy to transmission to cross position and to form idle running, therefore, how to design a kind of simple in structure, parts are few, be applicable to screw drive and the motor driving structure that can not dally becomes the problem of needs solution.
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Summary of the invention
The object of the invention is to provide for above-mentioned situation a kind of simple in structure, parts are few, for the transmission gear for electric motor of electronic lock.
For achieving the above object, the present invention adopts following technical scheme: a kind of transmission gear for electric motor for electronic lock, includes:
One clockwise and anticlockwise motor, this clockwise and anticlockwise motor has an output shaft;
One motor housing, includes the installation cavity volume with extending port;
One turns tooth axle, and this turns on the axle body of tooth axle and has screw thread one;
One turns facing cylinder, and this turns facing Tong center is through hole, has screw thread two on the inwall of this through hole; In one, turn tooth spring;
The one outer tooth spring that turns;
After assembling, clockwise and anticlockwise motor is fixed in the installation cavity volume of motor housing; Turning one end of tooth axle and the output shaft of clockwise and anticlockwise motor is fixedly connected with and realizes interlock; The external diameter that turns facing cylinder is less than the extending port diameter of motor housing, turns facing cylinder and is set in and is turned the screw thread one that makes to turn on tooth axle on tooth axle and turn screw thread two in facing cylinder intermeshing by described through hole; Inside turn tooth spring housing and turning on tooth axle, and in turn tooth spring two ends at clockwise and anticlockwise motor with turn between facing cylinder; Turn tooth spring housing outward and turning on facing cylinder, and the two ends that turn tooth spring are outward turning between facing cylinder and the inwall of motor housing;
In the time that clockwise and anticlockwise motor forward rotation puts in place, described screw thread two turns to the female end of described screw thread one, turn tooth spring outward in relaxed state, inside turn that tooth spring is turned facing cylinder and clockwise and anticlockwise motor compresses, turn tooth spring action in compacted and on facing cylinder, make the male end of described screw thread two and the female end of described screw thread one compress mutually to make two sections of screw threads in reverse engagement turning;
When clockwise and anticlockwise motor rotates backward while putting in place, described screw thread two turns to the male end of described screw thread one, inside turn tooth spring in relaxed state, turn the inwall that tooth spring turned facing cylinder and motor housing outward and compress, compacted turn tooth spring action and on facing cylinder, make the female end of described screw thread two and the male end of described screw thread one compress mutually to make two sections of screw threads in reverse engagement turning outward.
The inwall Shang Xiang center of the described through hole that turns facing cylinder center forms ring screw cover, and described screw thread two is positioned at ring screw and puts; The two ends that turn tooth spring in described be positioned at this ring screw be placed on clockwise and anticlockwise motor it
Between.
The described inner face that turns facing cylinder is outward extended with annular flange flange, the described outer inner face that turns tooth spring and be positioned at the extending port of this annular flange flange and motor housing.
Described screw thread one is for turning one section of screw thread in the middle of tooth axle.
Described motor housing is interlocked and is formed by connecting by upper shell and lower house.
Adopt after said structure, in the time of release, the present invention by interior turn tooth spring-compressed after reaction turning on facing cylinder, the screw thread two that turns facing cylinder is oppositely engaged with the screw thread one turning on tooth axle, once motor reversal, turn the at once screw thread transmission of facing cylinder protruding and can not form idle running, in like manner, when sealed, the present invention is turning on facing cylinder by reaction after turning tooth spring-compressed outward, make to turn the screw thread two of facing cylinder and the screw thread one turning on tooth axle and oppositely engage, once motor reversal turns the transmission of facing cylinder horse back screw thread and inwardly puts in and can not form idle running.As from the foregoing, the present invention has just solved traditional screw rod and thread bush and has easily formed a difficult problem for idle running by increasing by two springs, make electronic lock not need too accurately to control the time of motor positive and inverse, this will reduce electronically controlled parts, reduce the cost of electronic lock.As from the foregoing, the present invention have simple in structure, parts are few, cost is low, prevent idle running, the simple and reliable feature of transmission.
Accompanying drawing explanation
Cross-sectional view when Fig. 1 is embodiment of the present invention release;
Fig. 2 is the cross-sectional view of the embodiment of the present invention when sealed;
Fig. 3 is the stereo decomposing structural representation of the embodiment of the present invention;
Fig. 4 is the perspective view that turns facing cylinder of the embodiment of the present invention;
Fig. 5 is the cross-sectional view that turns facing cylinder of the embodiment of the present invention.
The specific embodiment
1-5 by reference to the accompanying drawings, is further described the embodiment of the present invention.
For a transmission gear for electric motor for electronic lock, include:
One clockwise and anticlockwise motor 10, this clockwise and anticlockwise motor 10 has an output shaft 11;
One motor housing 20, includes the installation cavity volume 22 with extending port 21;
One turns tooth axle 30, and this turns on the axle body of tooth axle 30 and has screw thread 1;
One turns facing cylinder 40, and this turns facing Tong40 center is through hole 42, has screw thread 2 41 on the inwall of this through hole 42;
In one, turn tooth spring 50;
The one outer tooth spring 60 that turns;
After assembling, clockwise and anticlockwise motor 10 is fixed in the installation cavity volume 22 of motor housing 20; Turning one end of tooth axle 30 and the output shaft 11 of clockwise and anticlockwise motor 10 is fixedly connected with and realizes interlock; The external diameter that turns facing cylinder 40 is less than extending port 21 diameters of motor housing 20, turns facing cylinder 40 and is set in and is turned the screw thread 1 that makes to turn on tooth axle 30 on tooth axle 30 and turn screw thread 2 41 in facing cylinder 40 intermeshing by described through hole 42; Inside turn tooth spring 50 and be enclosed within and turn on tooth axle 30, and in turn tooth spring 50 two ends at clockwise and anticlockwise motor 10 with turn between facing cylinder 40; Turn tooth spring 60 outward and be enclosed within and turn on facing cylinder 40, and the two ends that turn tooth spring 60 are outward turning between facing cylinder 40 and the inwall of motor housing 20;
In the time that clockwise and anticlockwise motor 10 forward rotation put in place, described screw thread 2 41 turns to the female end 31a of described screw thread 1, turn tooth spring 60 outward in relaxed state, inside turn that tooth spring 50 is turned facing cylinder 40 and clockwise and anticlockwise motor 10 compresses, turn tooth spring 50 in compacted to act on the female end 31a phase that turns the male end 41b and the described screw thread 1 that make described screw thread 2 41 on facing cylinder 40
Compress and make two sections of screw threads in reverse engagement;
When clockwise and anticlockwise motor 10 rotates backward while putting in place, described screw thread 2 41 turns to the male end 31b of described screw thread 1, inside turn tooth spring 50 in relaxed state, turn the inwall that tooth spring 60 turned facing cylinder 40 and motor housing 10 outward and compress, the compacted outer tooth spring 60 that turns acts on to turn and on facing cylinder 40, makes the female end 41a of described screw thread 2 41 and the male end 31b of described screw thread 1 compress mutually to make two sections of screw threads in reverse engagement.
The inwall Shang Xiang center of the described through hole 42 that turns facing Tong40 center forms ring screw cover 43, and described screw thread 2 41 is positioned on ring screw cover 43; The two ends that turn tooth spring 50 in described overlap 43 between clockwise and anticlockwise motor 10 at this ring screw.
The described inner face that turns facing cylinder 40 is outward extended with annular flange flange 44, the described outer inner face 21a that turns tooth spring 60 and be positioned at the extending port 21 of this annular flange flange 44 and motor housing 10.
Described screw thread 1 is for turning one section of screw thread in the middle of tooth axle 30.
Described motor housing 20 is interlocked and is formed by connecting by upper shell 23 and lower house 24.
When use, under released state, when clockwise and anticlockwise motor 10 forward rotation put in place, described screw thread 2 41 turns to the female end 41a of described screw thread 1, turn tooth spring 60 outward in relaxed state, inside turn that tooth spring 50 is turned facing cylinder 40 and clockwise and anticlockwise motor 10 compresses, turn tooth spring 50 in compacted and act on to turn and on facing cylinder 40, make the male end 41b of described screw thread 2 41 and the female end 31a of described screw thread 1 compress mutually to make two sections of screw threads in reverse engagement; Once clockwise and anticlockwise motor is received control instruction and reversed, turn facing cylinder 40 screw thread transmissions at once and inwardly put in and can not form idle running.
When clockwise and anticlockwise motor 10 rotates backward while putting in place, described screw thread 2 41 turns to the male end 31b of described screw thread 1, inside turns tooth spring 50 in relaxed state, turns tooth spring 60 outward and is turned tooth
The inwall 21a of sleeve 40 and motor housing 20 compresses, and the compacted outer tooth spring 60 that turns acts on and turns
On facing cylinder 40, making the female end 41a of described screw thread 2 41 and the male end 31b of described screw thread 1 compress mutually makes two sections of screw threads in reverse engagement; Once clockwise and anticlockwise motor 10 reverses, turn facing cylinder 40 screw thread transmissions at once and inwardly put in and can not form idle running.
As from the foregoing, the present invention have simple in structure, parts are few, cost is low, prevent idle running, the simple and reliable feature of transmission.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, can also make some simple deduction or replace, all should be considered as belonging to protection scope of the present invention.
Claims (5)
1. for a transmission gear for electric motor for electronic lock, it is characterized in that, include:
One clockwise and anticlockwise motor, this clockwise and anticlockwise motor has an output shaft;
One motor housing, includes the installation cavity volume with extending port;
One turns tooth axle, and this turns on the axle body of tooth axle and has screw thread one;
One turns facing cylinder, and this turns facing Tong center is through hole, has screw thread two on the inwall of this through hole; In one, turn tooth spring;
The one outer tooth spring that turns;
After assembling, clockwise and anticlockwise motor is fixed in the installation cavity volume of motor housing; Turning one end of tooth axle and the output shaft of clockwise and anticlockwise motor is fixedly connected with and realizes interlock; The external diameter that turns facing cylinder is less than the extending port diameter of motor housing, turns facing cylinder and is set in and is turned the screw thread one that makes to turn on tooth axle on tooth axle and turn screw thread two in facing cylinder intermeshing by described through hole; Inside turn tooth spring housing and turning on tooth axle, and in turn tooth spring two ends at clockwise and anticlockwise motor with turn between facing cylinder; Turn tooth spring housing outward and turning on facing cylinder, and the two ends that turn tooth spring are outward turning between facing cylinder and the inwall of motor housing;
In the time that clockwise and anticlockwise motor forward rotation puts in place, described screw thread two turns to the female end of described screw thread one, turn tooth spring outward in relaxed state, inside turn that tooth spring is turned facing cylinder and clockwise and anticlockwise motor compresses, turn tooth spring action in compacted and on facing cylinder, make the male end of described screw thread two and the female end of described screw thread one compress mutually to make two sections of screw threads in reverse engagement turning;
When clockwise and anticlockwise motor rotates backward while putting in place, described screw thread two turns to the male end of described screw thread one, inside turn tooth spring in relaxed state, turn the inwall that tooth spring turned facing cylinder and motor housing outward and compress, compacted turn tooth spring action and on facing cylinder, make the female end of described screw thread two and the male end of described screw thread one compress mutually to make two sections of screw threads in reverse engagement turning outward.
2. a kind of transmission gear for electric motor for electronic lock according to claim 1, is characterized in that: described in turn the through hole at facing cylinder center inwall Shang Xiang center form ring screw cover, described screw thread two is positioned at ring screw and puts; The two ends that turn tooth spring in described are placed between clockwise and anticlockwise motor at this ring screw.
3. a kind of transmission gear for electric motor for electronic lock according to claim 2, is characterized in that: described in turn facing cylinder inner face be outward extended with annular flange flange, the described outer inner face that turns tooth spring and be positioned at the extending port of this annular flange flange and motor housing.
4. a kind of transmission gear for electric motor for electronic lock according to claim 3, is characterized in that: described screw thread one is for turning one section of screw thread in the middle of tooth axle.
5. a kind of transmission gear for electric motor for electronic lock according to claim 4, is characterized in that:
Described motor housing is interlocked and is formed by connecting by upper shell and lower house.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310725646.1A CN103790443B (en) | 2013-12-25 | 2013-12-25 | A kind of for the transmission gear for electric motor in electronic lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310725646.1A CN103790443B (en) | 2013-12-25 | 2013-12-25 | A kind of for the transmission gear for electric motor in electronic lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103790443A true CN103790443A (en) | 2014-05-14 |
| CN103790443B CN103790443B (en) | 2016-01-06 |
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ID=50666457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310725646.1A Expired - Fee Related CN103790443B (en) | 2013-12-25 | 2013-12-25 | A kind of for the transmission gear for electric motor in electronic lock |
Country Status (1)
| Country | Link |
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| CN (1) | CN103790443B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667484A (en) * | 2019-03-01 | 2019-04-23 | 中山市基信锁芯有限公司 | A kind of electric clutch device of electronic lock cylinder |
| CN109667485A (en) * | 2019-03-01 | 2019-04-23 | 中山市基信锁芯有限公司 | A kind of electronic lock cylinder |
| CN111659544A (en) * | 2020-05-22 | 2020-09-15 | 青岛海尔生物医疗股份有限公司 | Be applied to lid locking device and centrifuge of centrifuge |
| EP4180596A1 (en) | 2021-11-10 | 2023-05-17 | Zhong Shan City Jixin Core Lock Co., Ltd. | Transmission structure of smart lock cylinder and smart lock |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2846641Y (en) * | 2005-12-23 | 2006-12-13 | 陈文钊 | Lock core with electric control device |
| CN101324163B (en) * | 2007-06-11 | 2013-03-27 | 上海伙伴科技发展有限公司 | Cam lock and electrodynamic device thereof |
| US8302438B2 (en) * | 2009-11-12 | 2012-11-06 | Pang-Cheng Lui | Driving device for an electric lock latch |
| CN201723014U (en) * | 2010-03-11 | 2011-01-26 | 温州市博克电子有限公司 | Connection control mechanism for electronic code cabinet lock |
-
2013
- 2013-12-25 CN CN201310725646.1A patent/CN103790443B/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109667484A (en) * | 2019-03-01 | 2019-04-23 | 中山市基信锁芯有限公司 | A kind of electric clutch device of electronic lock cylinder |
| CN109667485A (en) * | 2019-03-01 | 2019-04-23 | 中山市基信锁芯有限公司 | A kind of electronic lock cylinder |
| CN111659544A (en) * | 2020-05-22 | 2020-09-15 | 青岛海尔生物医疗股份有限公司 | Be applied to lid locking device and centrifuge of centrifuge |
| EP4180596A1 (en) | 2021-11-10 | 2023-05-17 | Zhong Shan City Jixin Core Lock Co., Ltd. | Transmission structure of smart lock cylinder and smart lock |
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| Publication number | Publication date |
|---|---|
| CN103790443B (en) | 2016-01-06 |
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Granted publication date: 20160106 Termination date: 20171225 |