CN206859878U

CN206859878U - Fool proof clutch mechanism for electronic lock and electronic lock

Info

Publication number: CN206859878U
Application number: CN201720454105.3U
Authority: CN
Inventors: 杨雨
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-04-25
Filing date: 2017-04-25
Publication date: 2018-01-09
Anticipated expiration: 2027-04-25

Abstract

The utility model discloses a kind of fool proof clutch mechanism for electronic lock and electronic lock, wherein, the clutch mechanism for electronic lock includes：Clutch component, and for jacking the jacking component of the clutch component；The jacking component includes promoting rotating shaft, promotes dead axle, return axle spring, promotes return axle and clutch return spring；The promotion rotating shaft is with promoting dead axle transmission to be connected；The promotion return axle inner hollow, the return axle spring housing is on dead axle is promoted, and return spring one end abuts and promotes dead axle, the other end, which stretches into, to be promoted in return axle and with promoting the inwall of return axle to abut, and the outer wall for promoting return axle extends radially outwardly for the limited block for promoting clutch component to make clutch campaign；Positioned at promoting in return axle, the other end abuts clutch inboard wall of cartridge for one end of the clutch return spring.The technical solution of the utility model under electronic lock abnormal condition, can prevent the maloperation of user and damage electronic lock, it is possible to increase the security performance of electronic lock.

Description

Fool proof clutch mechanism for electronic lock and electronic lock

Technical field

It the utility model is related to a kind of electronic lock technical field, more particularly to a kind of fool proof clutch mechanism for electronic lock And electronic lock.

Background technology

At present, as people are to security, the raising of convenience requirement in smart home technology, electronic lock has broader Market prospects.The electronic lock of prior art mainly uses locking face clutch, and lock body clutch drive component, due to the installation having Higher in the cost of lock body clutch driving, installation is complicated, therefore, lock body clutch drive component is placed on preceding locking face according to more；In order to Aesthetic conceptions requirement, mechanical key are placed on the bottom of locking face, when handle opens the door in the state of no reset, are opened with mechanical key Men Shihui destroy electronic lock inside mechanical structure, make a whole set of intelligent electronic lock can not normal work, or even damage electronic lock, deposit In very big potential safety hazard.

In view of this, it is necessary to which current electronic lock structure is further improved for proposition.

Utility model content

To solve an above-mentioned at least technical problem, main purpose of the present utility model is to provide a kind of fool proof electronics Lock clutch and electronic lock.

To achieve the above object, the technical scheme that the utility model uses for：A kind of fool proof electronics is provided Clutch is locked, is installed in the clutch box body of electronic lock, the clutch mechanism for electronic lock includes：Clutch component, and for top Rise the jacking component of the clutch component；

The jacking component includes promoting rotating shaft, promotes dead axle, return axle spring, promotes return axle and clutch return bullet Spring；The promotion rotating shaft is with promoting dead axle transmission to be connected；The promotion return axle inner hollow, the return axle spring housing are pushing away On dynamic dead axle, and return spring one end is abutted and promotes dead axle, and the other end, which stretches into, to be promoted in return axle and with promoting in return axle Wall abuts, and the outer wall for promoting return axle extends radially outwardly for the limited block for promoting clutch component to make clutch campaign；Institute One end of clutch return spring is stated positioned at promoting in return axle, the other end abuts clutch inboard wall of cartridge；

When promoting return axle and clutch component is in jacking position, continue extruding when promoting axis of rotation and promote dead axle fortune It is dynamic, and then return axle spring is compressed, promotion return axle and clutch component is in original jacking position.

In a specific embodiment, the side wall for promoting dead axle close to the one end for promoting return axle is convexly equipped with abutting Block；The inwall for promoting return axle is convexly equipped with ring rib, and the ring rib is provided with the spacing hole passed through for abutting block；

Stretching into for the return axle spring promotes one end of return axle to abut ring rib.

It is described to promote dead axle to be tapered into close to the end of the one end for promoting return axle in point in a specific embodiment Portion is set, and the clutch return spring, which stretches into, promotes one end of return axle to be socketed on tip.

In a specific embodiment, the return axle spring is in compressive state, and return axle spring is in compression shape The elastic force of state is more than the elastic force for the clutch return spring for promoting return axle to be in when jacking position.

In a specific embodiment, the clutch component includes clutch-plate, driving spring and drive shaft；The driving bullet Spring is arranged and is limited in drive shaft and the both ends of driving spring are connected to the inwall of clutch-plate；

The clutch that the elastic force of the return axle spring is more than when promoting return axle and clutch component is in jacking position is returned The elastic force sum of position spring and driving spring.

In a specific embodiment, the clutch-plate of the clutch component correspond to limited block position offer it is elongated Stopper slot or spacing hole, the limited block can abut the end of a groove, to promote clutch-plate to make clutch campaign.

In a specific embodiment, the outer wall for promoting return axle is additionally provided with the raised line for supplying to abut microswitch, institute Raised line is stated to be symmetrical arranged with limited block.

In order to solve the above technical problems, the utility model employs another technical scheme is：A kind of electronic lock is provided, wrapped Clutch box body is included, and the clutch being arranged in clutch box body,

The clutch box body includes clutch cover and the clutch base connect with clutch cover lid；Offered on the clutch base Deep-slotted chip breaker position；

The clutch includes the big shift fork being installed in arc groove, is enclosed on big shift fork close to one end of clutch base Shifting fork spring, the clutch straight pin being movably arranged in big shift fork, be socketed in clutch block of the big shift fork close to one end of clutch cover, The axis hole being sheathed on clutch cover and the commutation block coordinated with clutch block grafting, and the clutch for jacking clutch straight pin Structure；Described clutch straight pin one end abuts clutch, and the other end stretches into clutch block when clutch jacks clutch straight pin Breach in, the clutch includes above-mentioned fool proof clutch mechanism for electronic lock, specifically includes：Clutch component, with And for jacking the jacking component of the clutch component；

In a specific embodiment, the electronic lock also includes being arranged in clutch box body and adjacent push return axle is set The microswitch put, the microswitch correspondingly promote the raised line position of return axle to be provided with crushing block, to promote return axle past The opening/closing of microswitch is controlled when moving again.

In a specific embodiment, the electronic lock also includes magnetic induction component and electric machine assembly；

The magnetic induction component includes magnetic induction switch, and is arranged on big shift fork close to the magnetic of clutch straight pin position Iron, when big shift fork turns to the position of corresponding close magnetic induction switch, magnetic induction switch is set to be in closure state；

The electric machine assembly includes motor, and is sheathed on the driving gear of machine shaft, and that is engaged with driving gear is double Join gear, and the driven gear engaged with duplicate gear, the driven gear are fixed on drive shaft close to clutch base inner wall One end, the duplicate gear is installed on clutch base by gear shaft.

The technical solution of the utility model mainly includes clutch component and jacking component, and the jacking component, which includes promoting, to be turned Axle, promote dead axle, return axle spring, promote return axle and clutch return spring, when clutch component is in jacking position, and When electronic lock is in abnormal condition (handle is in and lays state), when continuing key rotation forces rotating shaft, rotating shaft band is promoted It is dynamic to promote dead axle motion, and then return axle spring is compressed, promotion return axle and clutch component is in original jacking position, no It may proceed to jack clutch component and damage clutch component, can prevent under abnormal condition, electricity can be destroyed by being opened the door with mechanical key Mechanical structure inside son lock, it is thus possible to reduce the fault rate of electronic lock, improve the security performance of electronic lock.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to the structure shown in these accompanying drawings.

Fig. 1 is the mounting structure schematic diagram of the fool proof clutch mechanism for electronic lock of the embodiment of the utility model one；

Fig. 2 is the structural representation that component is jacked in Fig. 1；

Fig. 3 is Fig. 2 decomposition texture schematic diagram；

The structural representation of component is jacked when Fig. 4 is key turns in Fig. 2；

Fig. 5 be in Fig. 1 under normal condition during key turns fool proof clutch mechanism for electronic lock state diagram；

Fig. 6 be in Fig. 1 under abnormal condition during key turns fool proof clutch mechanism for electronic lock state diagram；

Fig. 7 is the part-structure schematic diagram of electronic lock；

Fig. 8 is Fig. 7 decomposition texture schematic diagram.

Fig. 9 is structural decomposition diagram when electronic lock assembles.

Realization, functional characteristics and the advantage of the utility model purpose will be described further referring to the drawings in conjunction with the embodiments.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only part of the embodiment of the present utility model, rather than all Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creative work premise Lower obtained every other embodiment, belong to the scope of the utility model protection.

It is to be appreciated that the description for being related to " first ", " second " etc. in the utility model is only used for describing purpose, and can not manage Solve to indicate or implying its relative importance or the implicit quantity for indicating indicated technical characteristic.Thus, define " the One ", at least one this feature can be expressed or be implicitly included to the feature of " second ".In addition, the skill between each embodiment Art scheme can be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when technical scheme With reference to occurring conflicting or will be understood that the combination of this technical scheme is not present when can not realize, also not in the utility model It is required that protection domain within.

Fig. 1 to Fig. 4 is refer to, in the utility model embodiment, the fool proof clutch mechanism for electronic lock, is installed on In the clutch box body 100 of electronic lock, the clutch mechanism for electronic lock includes：Clutch component 300, and for jacking the clutch group The jacking component 200 of part 300；

The jacking component 200 includes promoting rotating shaft 210, promotes dead axle 220, return axle spring 230, promotes return axle 240 and clutch return spring 250；The promotion rotating shaft 210 is with promoting dead axle 220 to be connected；The promotion return axle 240 Inner hollow, the return axle spring 230, which is enclosed on, to be promoted on dead axle 220, and return spring one end abuts and promotes dead axle 220, separately One end, which is stretched into, to promote in return axle 240 and with promoting the inwall of return axle 240 to abut, the outer wall footpath for promoting return axle 240 Supply to promote clutch component 300 to make the limited block 241 that clutch is moved to being outward extended with；One end of the clutch return spring 250 Positioned at promoting in return axle 240, the other end abuts the inwall of clutch box body 100；

When promoting return axle 240 and clutch component 300 is in jacking position, continue to extrude when promoting rotating shaft 210 to rotate Promote dead axle 220 to move, and then compress return axle spring 230, promotion return axle 240 and clutch component 300 is in originally Jack position.

In the present embodiment, (when handle is not laid), opened the door, jacked using mechanical key when electronic lock is in normal condition Component 200 promotes the extruding of rotating shaft 210 to promote dead axle 220 to move, passes through return when the rotation of key rotation forces rotating shaft 210 is dynamic Axle spring 230 promotes return axle 240 to move, because the elastic force of now return axle spring 230 is more than clutch return spring 250, therefore, Continue to press on return axle 240 and compress clutch return spring 250, at the same time, promote the limited block 241 on return axle 240 to drive Clutch component 300 moves, and refer to Fig. 5；And when electronic lock is in abnormal condition (when handle is laid), use mechanical key Opening the door, jacking component 200 promotes the extruding of rotating shaft 210 to promote dead axle 220 to move when the rotation of key rotation forces rotating shaft 210 is dynamic, Return axle 240 is promoted to move by return axle spring 230, because now clutch component 300 has been in jacking position, now, key The moment of torsion of spoon is converted to compression retracteding position spring, promotion return axle 240 and clutch component 300 is in original jacking position, no It may proceed to jack clutch component 300, prevent the clutch-plate damaged in clutch component 300, refer to Fig. 6.

The technical solution of the utility model mainly includes clutch component 300 and jacking component 200, the jacking component 200 wrap Include and promote rotating shaft 210, promote dead axle 220, return axle spring 230, promote return axle 240 and clutch return spring 250, from When seaming element 300 is in jacking position, and when electronic lock is in abnormal condition (handle is in and lays state), continue key During rotation forces rotating shaft 210, promote rotating shaft 210 to drive and promote dead axle 220 to move, and then compress return axle spring 230, make promotion Return axle 240 and clutch component 300 are in original jacking position, will not continue to jack clutch component 300 and damage clutch group Part 300, it can prevent under abnormal condition, the mechanical structure that can be destroyed inside electronic lock of being opened the door with mechanical key, it is thus possible to The fault rate of electronic lock is reduced, improves the security performance of electronic lock.

Fig. 2 to Fig. 4 is refer to, it is described to promote dead axle 220 close to promotion return axle 240 in a specific embodiment The side wall of one end, which is convexly equipped with, abuts block 221；The inwall for promoting return axle 240 is convexly equipped with ring rib, the ring rib It is provided with the spacing hole passed through for abutting block 221；

Stretching into for the return axle spring 230 promotes one end of return axle 240 to abut ring rib.

In the present embodiment, by abutting the cooperation of block 221 and ring rib, the removably clamping of dead axle 220 can will be promoted In promoting in return axle 240, during assembling, promote dead axle 220 abuts block 221 from the limit for the ring rib for promoting return axle 240 The insertion of position hole, now, rotation forces dead axle 220 are that both clamping engagement can be achieved.Specifically, the abutting block 221 and spacing The quantity in hole is two, it is to be understood that the quantity of the abutting block 221 and spacing hole can be set according to the requirement of reality.

Fig. 2 to Fig. 4 is refer to, it is described to promote dead axle 220 close to promotion return axle 240 in a specific embodiment The end of one end tapers into be set in tip 222, and the clutch return spring 250 stretches into one end set for promoting return axle 240 It is connected to tip 222.

In the present embodiment, for the ease of limiting the position of clutch return spring 250, the both ends of clutch return spring 250 can It is socketed on respectively on the salient point of the tip 222 for promoting return axle 240 and the formation of the inwall of clutch box body 100.

Fig. 2 to Fig. 4 is refer to, in a specific embodiment, the return axle spring 230 is in compressive state, and returns Elastic force of the position axle spring 230 in compressive state is more than the clutch return spring 250 when promoting return axle 240 in jacking position Elastic force.

In the present embodiment, dead axle 220 is promoted to make return axle spring with promoting return axle 240 to compress return axle spring 230 230 are in compressive state, i.e. its pre-compressed state, and now, the elastic force of return axle spring 230, which is more than, promotes return axle 240 in top The elastic force of clutch return spring 250 when raise-position is put, so that in normal condition, the torsional forces of key switchs to drive clutch component 300 thrust and the pressure of compression clutch return spring 250.

Fig. 2 to Fig. 4 is refer to, in a specific embodiment, the clutch component 300 includes clutch-plate 310, driving bullet Spring 330 and drive shaft 320；The driving spring 330 is arranged and is limited in drive shaft 320 and the both ends of driving spring 330 are equal It is connected to the inwall of clutch-plate 310；

The elastic force of the return axle spring 230 is more than when promoting return axle 240 and clutch component 300 is in jacking position Clutch return spring 250 and driving spring 330 elastic force sum.

In the present embodiment, it is contemplated that clutch component 300 also includes driving spring 330, when clutch component 300 moves, drives Spring 330 of moving is also at compressive state, and in order to ensure normal unlocking function, the elastic force of return axle spring 230, which is more than, to be promoted Return axle 240 and clutch component 300 are in the elastic force sum of the clutch return spring 250 and driving spring 330 when jacking position, And return axle spring 230 is only unlocked under abnormal condition and just further compressed, to prevent artificial maloperation.

Fig. 2 to Fig. 4 is refer to, in a specific embodiment, the clutch-plate 310 of the clutch component 300 is corresponding spacing The position of block 241 offers elongated stopper slot or spacing hole, and the limited block 241 can abut the end of a groove, to push away Dynamic clutch-plate 310 makees clutch campaign.

In the present embodiment, the position of the limited block 241 of the corresponding promotion return axle 240 of clutch-plate 310 offers stopper slot, limits Position block 241 can abut the end of a groove, to promote clutch-plate 310 to make clutch campaign.

In a specific embodiment, the outer wall for promoting return axle 240 is additionally provided with the raised line for supplying to abut microswitch 242, the raised line 242 is symmetrical arranged with limited block 241.

In the present embodiment, when promoting the jacking of return axle 240, extrude or stir for the first time by the raised line 242 of its side wall and be micro- Dynamic switch, makes microswitch open mode, when promoting return 240 return of axle, extrudes or stir for the second time microswitch, make micro- Dynamic switch is in closure state, realizes the opening/closing of microswitch.

It refer to Fig. 7 and Fig. 8, in embodiment of the present utility model, the electronic lock, including clutch box body 100, and set Clutch in clutch box body 100,

The clutch box body 100 includes clutch cover 110 and covers the clutch base 120 connect with clutch cover 110；The clutch Deep-slotted chip breaker position is offered on base 120；

The clutch includes the big shift fork 340 being installed in arc groove, is enclosed on big shift fork 340 close to clutch base The shifting fork spring 350 of 120 one end, the clutch straight pin 360 being movably arranged in big shift fork 340, it is close to be socketed in big shift fork 340 The clutch block 370 of one end of clutch cover 110, the axis hole being sheathed on clutch cover 110 and the commutation coordinated with the grafting of clutch block 370 Block 380, and the clutch for jacking clutch straight pin 360；Described one end of clutch straight pin 360 abuts clutch, separately One end is stretched into the breach of clutch block 370 when clutch jacks clutch straight pin 360, and the clutch includes above-mentioned Fool proof clutch mechanism for electronic lock, the concrete structure of the fool proof clutch mechanism for electronic lock refer to above-mentioned implementation Example, here is omitted.

Because the electronic lock in the present embodiment uses above-mentioned clutch mechanism for electronic lock, therefore there is clutch mechanism for electronic lock The advantages of all and effect, here is omitted.

Fig. 7 and Fig. 8 are refer to, in a specific embodiment, the electronic lock also includes being arranged in clutch box body 100 And the microswitch 600 that adjacent push return axle 240 is set, the corresponding raised line for promoting return axle 240 of the microswitch 600 242 positions are provided with crushing block, to control the opening/closing of microswitch 600 when promoting return axle 240 to move back and forth.

In the present embodiment, when promoting the jacking of return axle 240, microswitch is extruded by the raised line 242 of its side wall for the first time 600 extruding is fast, makes the open mode of microswitch 600, when promoting return 240 return of axle, second of extruding microswitch 600 Crushing block, microswitch 600 is in closure state, realize the opening/closing of microswitch 600.Specifically, crushing block and raised line The chamfered setting of seamed edge of 242 contacts.

Fig. 7 and Fig. 8 are refer to, in a specific embodiment, the electronic lock also includes magnetic induction component 500 and motor Component；

The magnetic induction component 500 includes magnetic induction switch 510, and is arranged on big shift fork 340 close to clutch cylinder The magnet 520 of the position of pin 360, when big shift fork 340 turns to the position of corresponding close magnetic induction switch 510, open magnetic induction Close 510 and be in closure state；

The electric machine assembly 400 includes motor 410, and is sheathed on the driving gear 420 of the rotating shaft of motor 410, with active The duplicate gear 430 that gear 420 engages, and the driven gear 440 engaged with duplicate gear 430, the driven gear 440 are solid Clutch bottom is installed on by gear shaft close to one end of the inwall of clutch base 120, the duplicate gear 430 due to drive shaft 320 On seat 120.

In the present embodiment, the electromagnetism control to electronic lock can be realized by magnetic induction component 500 and the component 400 of motor 410 System.Specifically, when motor 410 works, driving gear 420 is driven to rotate, the driving gear 420 is driven by duplicate gear 430 Driven gear 440 is rotated, and clutch component 300 can be made to make clutch campaign；When big shift fork 340 turns an angle, electromagnetic induction Switch 510 senses the magnet 520 on big shift fork 340, and now electromagnetic induction switch 510 is in open mode；When big 340 turns of shift fork During dynamic return, electromagnetic induction switch 510 senses non-induced magnet 520, and now electromagnetic induction switch 510 is in closure state.

Fig. 9 is refer to, the electronic lock specifically includes fore shell 10, clutch 20, fixed seat 40, rear shell 50 and tapered end 30, The fore shell 10 and rear shell 50 are embedded on door, the clutch 20, fixed seat 40 and tapered end 30 between fore shell 10, rear shell 40, And clutch 20 is installed in fixed seat 40, tapered end 30 is fixed on the bottom of clutch 20, and exposes the bottom of fore shell 10, with The grafting of Key.Clutch 20 is specially above-mentioned clutch, and here is omitted.

Preferred embodiment of the present utility model is the foregoing is only, not thereby limits the scope of the claims of the present utility model, Every equivalent structure under utility model of the present utility model design, made using the utility model specification and accompanying drawing content Conversion, or directly/be used in other related technical areas indirectly and be included in scope of patent protection of the present utility model.

Claims

1. a kind of fool proof clutch mechanism for electronic lock, is installed in the clutch box body of electronic lock, it is characterised in that the electricity Son lock clutch includes：Clutch component, and for jacking the jacking component of the clutch component；

The jacking component includes promoting rotating shaft, promotes dead axle, return axle spring, promotes return axle and clutch return spring； The promotion rotating shaft is with promoting dead axle transmission to be connected；The promotion return axle inner hollow, the return axle spring housing are promoting On dead axle, and return spring one end abuts and promotes dead axle, and the other end stretches into promotion return axle and the inwall with promoting return axle Abut, the outer wall for promoting return axle extends radially outwardly for the limited block for promoting clutch component to make clutch campaign；It is described Positioned at promoting in return axle, the other end abuts clutch inboard wall of cartridge for one end of clutch return spring；

When promoting return axle and clutch component is in jacking position, continue extruding when promoting axis of rotation and promote dead axle motion, And then return axle spring is compressed, promotion return axle and clutch component is in original jacking position.

2. fool proof clutch mechanism for electronic lock as claimed in claim 1, it is characterised in that the promotion dead axle is close to be pushed away The side wall of one end of dynamic return axle is convexly equipped with abutting block；The inwall for promoting return axle is convexly equipped with ring rib, the annular Raised line is provided with the spacing hole passed through for abutting block；

3. fool proof clutch mechanism for electronic lock as claimed in claim 1, it is characterised in that the promotion dead axle is close to be pushed away The end of one end of dynamic return axle tapers into be set in tip, and the clutch return spring stretches into one end set for promoting return axle It is connected to tip.

4. fool proof clutch mechanism for electronic lock as claimed in claim 1, it is characterised in that the return axle spring is in Compressive state, and return axle spring is in the elastic force of compressive state more than clutch return when promoting return axle in jacking position The elastic force of spring.

5. fool proof clutch mechanism for electronic lock as claimed in claim 4, it is characterised in that the clutch component include from Close piece, driving spring and drive shaft；The driving spring is arranged and is limited in drive shaft and the both ends of driving spring abut In the inwall of clutch-plate；

The elastic force of the return axle spring is more than the clutch return bullet when promoting return axle and clutch component is in jacking position The elastic force sum of spring and driving spring.

6. fool proof clutch mechanism for electronic lock as claimed in claim 5, it is characterised in that the clutch of the clutch component The position that piece corresponds to limited block offers elongated stopper slot or spacing hole, and the limited block can abut the end of a groove, To promote clutch-plate to make clutch campaign.

7. fool proof clutch mechanism for electronic lock as claimed in claim 1, it is characterised in that described to promote the outer of return axle Wall is additionally provided with the raised line for abutting microswitch, and the raised line is symmetrical arranged with limited block.

8. a kind of electronic lock, including clutch box body, and the clutch being arranged in clutch box body,

The clutch box body includes clutch cover and the clutch base connect with clutch cover lid；Arc is offered on the clutch base Groove position；

The clutch includes the big shift fork being installed in arc groove, is enclosed on big shift fork dialling close to one end of clutch base Spring is pitched, the clutch straight pin being movably arranged in big shift fork, clutch block of the big shift fork close to one end of clutch cover is socketed in, is arranged The clutch of clutch straight pin is jacked in the axis hole on clutch cover and with the commutation block of clutch block grafting cooperation, and confession；Institute State clutch straight pin one end and abut clutch, the other end can stretch into lacking for clutch block when clutch jacks clutch straight pin It is intraoral, it is characterised in that the clutch includes the fool proof electronic lock clutch described in any one of claim 1 to 7 Mechanism.

9. electronic lock as claimed in claim 8, it is characterised in that the electronic lock also includes being arranged in clutch box body and neighbour The nearly microswitch for promoting return axle to set, the microswitch correspondingly promote the raised line position of return axle to be provided with crushing block, with The opening/closing of microswitch is controlled when promoting return axle to move back and forth.

10. electronic lock as claimed in claim 8, it is characterised in that the electronic lock also includes magnetic induction component and group of motors Part；

The magnetic induction component includes magnetic induction switch, and is arranged on big shift fork close to the magnet of clutch straight pin position, When big shift fork is turned to close to the position of magnetic induction switch, magnetic induction switch is set to be in closure state；

The electric machine assembly includes motor, and is sheathed on the driving gear of machine shaft, the duplex-gear engaged with driving gear Wheel, and the driven gear engaged with duplicate gear, the driven gear are fixed on drive shaft close to the one of clutch base inner wall End, the duplicate gear are installed on clutch base by gear shaft.