CN106437354A - Lockset unlocking-locking engagement and disengagement device - Google Patents
Lockset unlocking-locking engagement and disengagement device Download PDFInfo
- Publication number
- CN106437354A CN106437354A CN201611049289.1A CN201611049289A CN106437354A CN 106437354 A CN106437354 A CN 106437354A CN 201611049289 A CN201611049289 A CN 201611049289A CN 106437354 A CN106437354 A CN 106437354A
- Authority
- CN
- China
- Prior art keywords
- locking
- steel ball
- clutch cover
- unblock
- clutch
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B83/00—Vehicle locks specially adapted for particular types of wing or vehicle
- E05B83/02—Locks for railway freight-cars, freight containers or the like; Locks for the cargo compartments of commercial lorries, trucks or vans
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B85/00—Details of vehicle locks not provided for in groups E05B77/00 - E05B83/00
- E05B85/06—Lock cylinder arrangements
Landscapes
- Lock And Its Accessories (AREA)
Abstract
The invention discloses a lockset unlocking-locking engagement and disengagement device for receiving drive from a locking knob to unlock and lock a locking device. The engagement and disengagement device comprises a locking engagement and disengagement sleeve, a locking engagement and disengagement sleeve reset spring, a locking engagement and disengagement sleeve fixing seat and locking steel balls. The locking engagement and disengagement sleeve and the locking engagement and disengagement sleeve reset spring are sequentially connected to the locking engagement and disengagement sleeve fixing seat in a sleeved mode from top to bottom. Steel ball accommodating grooves sunken from inside to outside are formed in the side wall of the locking engagement and disengagement sleeve. Steel ball accommodating through holes are formed in the side wall of the locking engagement and disengagement sleeve fixing seat. One end of the locking engagement and disengagement sleeve reset spring is fixed to the locking engagement and disengagement sleeve, and the other end of the locking engagement and disengagement sleeve reset spring is fixed to the locking engagement and disengagement sleeve fixing seat. A locking part is a locking pin. The engagement and disengagement device has the advantages of being simple in operation and reliable in work.
Description
Technical field
The invention belongs to field of lockset, more particularly, to a kind of lockset unblocks arrangement of clutch.
Background technology
For dolly cabinet door lock-out scheme, tradition five prevents the latching aspects for padlock+annex, usually net door pillar pin+extension
Lock mode, this closedown mode operational motion be " unblock take off padlock turn on net door pillar pin pull open cabinet door close Over-The-Counter
Door is tightened net door pillar pin and is hung up padlock ", troublesome poeration, locking security is not high.
And for padlock+hinge annex closedown mode, operating procedure is equally complicated, and installation of mostly need to holing, increased
, also there is the risk of infringement equipment in Field Force's workload, and the equipment original appearance that can destory the scene.
Content of the invention
The goal of the invention of the present invention is：A kind of lockset simple to operate, that practicality is stronger is provided to unblock arrangement of clutch.
The technical solution used in the present invention is as follows：
A kind of lockset unblocks arrangement of clutch, for accepting the driving of lock knob, blocking device is unblocked, described from
Attach together and put including locking clutch cover, locking clutch cover back-moving spring, locking clutch cover fixed seat and locking steel ball；Described locking from
Trap and blocked reset spring are socketed in locking clutch cover fixed seat from top to bottom successively；In the setting of described locking clutch cover side wall
There is the steel ball holding tank being recessed from inside to outside；Described locking clutch cover fixed seat side wall is provided with steel ball receiving opening；Described
By being fixed on locking clutch cover, one end is fixed in locking clutch cover fixed seat for one end of blocked reset spring.
Further, unblock push rod and unblock push rod reset bullet are installed in described locking clutch cover fixed seat build-in cavities
Spring；Described unblock push rod pass through guider screw can relatively the axial movement of locking clutch cover fixed seat to be limited in locking clutch cover solid
In reservation cavity；Described unblock push rod back-moving spring one end is abutted against with the lower end inside of described unblock push rod；Described unblock pushes away
The other end of bar back-moving spring is connected to locking clutch cover fixed seat top inner side, or passes through locking clutch cover fixed seat top
It is connected to the base plate lower end of described lock knob afterwards.
Further, when steel ball holding tank is in opposite position with described steel ball receiving opening, described locking steel ball
Can radially move between steel ball holding tank and steel ball receiving opening under external force.
Further, described blocking device upper end is provided with the limited impression matching with locking steel ball, in outer masterpiece
With under, locking steel ball is moved back and forth by the radial direction being formed between steel ball holding tank, steel ball receiving opening and limited impression, real
The connection of existing tripper and blocking device or separation.
Further, when arrangement of clutch is connected with blocking device, the center of steel ball holding tank and described clutch part axis
Vertical line and the vertical line of steel ball receiving opening center and described clutch part axis between angle be α, α is not zero；Now, locking
Steel ball is located in steel ball through hole and limited impression so that blocking device cannot depart from from tripper.
Further, the span of described angle α is 55 ° -70 °.Preferably, described angle α is 62 °.
Further, when tripper and blocking device need to separate, steel ball holding tank, steel ball receiving opening and spacing
The center of groove is in same straight line；Locking steel ball is radially moved into steel ball holding tank in the presence of unblock push rod and steel ball holds
Receive in through hole so that blocking device can depart from from tripper.
Further, described blocking device is lockweight.
Further, the base plate in described lock knob is provided with projection, is provided with convex with described in the upper end of locking clutch cover
Act the groove matching.
A kind of lockset unblocks arrangement of clutch, described arrangement of clutch include locking clutch cover, locking clutch cover back-moving spring,
Locking clutch cover fixed seat and locking steel ball；Described locking clutch cover and blocked reset spring from top to bottom successively socket locking from
In trap fixed seat；In described locking clutch cover side, wall is provided with the steel ball holding tank being recessed from inside to outside；Described locking from
Trap fixed seat side wall is provided with steel ball receiving opening；One end of described blocked reset spring is by being fixed on locking clutch cover
On, one end is fixed in locking clutch cover fixed seat；Described locking clutch cover fixed seat has build-in cavities, installs in its cavity
There is locking steel ball anticreep elastic mechanism.
Further, described locking steel ball anticreep elastic mechanism includes unlocking push rod and unblock push rod back-moving spring；Described
Unblock push rod pass through guider screw can relatively the axial movement of locking clutch cover fixed seat to be limited in locking clutch cover fixed seat empty
In chamber；Described unblock push rod back-moving spring one end is abutted against with the lower end inside of described unblock push rod；Described unblock push rod resets
The other end of spring is connected to locking clutch cover fixed seat top inner side.
Brief description
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein：
Fig. 1 is the integrated model schematic diagram of axial lockset；
Fig. 2 is the explosive view of Fig. 1；
Fig. 3 is that application view is cutd open in side during axial lockset locking；
Fig. 4 is the A-A view of Fig. 3；
Fig. 5 is that application view is cutd open in side during axial lockset unblock；
Fig. 6 is the B-B view of Fig. 5.
Specific embodiment
Below in conjunction with the accompanying drawings, the present invention is described in detail taking the axial lockset using the present invention as a example.
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
As shown in figure 1, a kind of axial lockset includes lock body 1 and the handle that is connected with lock body 1, and (lock body and handle can also one
Body formed), tripper 2 and blocking device 3.
As shown in Figure 1 and Figure 2, the upper end in the handle being connected with lock body 1 is provided with dust cap 1a and chip groove
1b, dust cap 1a corresponding with chip groove 1b (anti-layer lid 1a can block chip groove 1b completely), dust cap 1a passes through dust cap
Pressing plate 1c is hinged with handle.The chip 1d possessing identity is anchored in chip groove 1b by screw.
As shown in Figure 1, Figure 2, Figure 3 shows, lock body 1 is internally provided with along its axially extended receiving hole, tripper 2 all or
It is partially accommodated in described receiving hole.
More specifically, include can automatically reset lock knob portion, clutch part (the i.e. claimed lock of the present invention for tripper 2
Have the arrangement of clutch that unblocks, for accepting the driving of lock knob, blocking device unblocked) and fastening part, described lock knob portion
Cooperation can be driven with clutch part；Described fastening part makes described lock knob and clutch part be fixed in described receiving hole.
More specifically, tripper 2 and the separable connection of blocking device 3.
As shown in Figure 2 and Figure 3, lock knob portion includes lock knob fixed cover 4a, lock knob 4b, lock knob spacing clamp 4c, lock knob reset bullet
Spring 4d and lock knob back-moving spring steady pin 4e；Described lock knob fixed cover 4a is the hollow column of no base plate, and described lock knob is fixed
Set 4a, lock knob spacing clamp 4c, lock knob back-moving spring 4d are sheathed on described lock knob 4b from top to bottom successively, and described lock knob is multiple
Position spring steady pin 4e is fixed on described lock knob 4b, and described lock knob back-moving spring is fixed in described lock knob back-moving spring 4d one end
Steady pin 4e, the other end is fixed on described lock knob spacing clamp 4c；Described lock knob 4b upper end is placed through described lock knob fixed cover
The axially extending bore of 4a upper head plate.The lower end of described lock knob 4b is provided with circular bottom plate, in described circular bottom plate away from lock knob upper end
Side, be provided with the projection 401 being oppositely arranged.The spacing clamp 4c of described lock knob, lock knob back-moving spring 4d and described lock knob
The lower end of 4b is provided with circular bottom plate and is respectively positioned in described lock knob fixed cover 4a.After lock body is installed in place, described lock knob 4b is only
Can be rotatable around its axis, in axial direction limited it is impossible to produce the displacement of axial direction.
When lock knob 4b is driven in rotation, described lock knob back-moving spring 4d is screwed bent elastic deformation, forms elasticity recovery gesture
Energy；After the driving force on lock knob 4b disappears, described lock knob 4b passes through this elasticity recovery potential energy and resets；Set on the top of lock body 1
It is equipped with lock knob spacer pin 1e, the anglec of rotation of the operation terminal (not shown) driving lock knob 4b can be limited by lock knob spacer pin 1e
Degree, limits the angle that rotates in a circumferential direction of lock knob 4b with the collective effect of lock knob back-moving spring 4d.
As shown in Figure 2 and Figure 3, clutch part includes locking clutch cover 5a substantially annular in shape, locking clutch cover back-moving spring 5b
And locking clutch cover fixed seat 5c, shown locking clutch cover 5a and blocked reset spring 5b be socketed in successively from top to bottom locking from
In trap fixed seat 5c；One end of described blocked reset spring 5b is fixed by screws on locking clutch cover 5a, and one end is fixed
In locking clutch cover fixed seat 5c；When locking clutch cover 5a is driven in rotation, described blocked reset spring 5b is screwed bent bullet
Property deformation, formed elasticity recovery potential energy；After the driving force on locking clutch cover 5a disappears, described locking clutch cover 5a passes through should
Elasticity recovery potential energy resets.
More specifically, the upper end in locking clutch cover 5a is provided with projection 401 phase with described lock knob circular bottom plate lower end
The recess 501 of coupling, can drive locking clutch cover 5a to rotate when lock knob 4b rotates.
As shown in Figure 2, Figure 3, Figure 4, clutch part includes locking steel ball 502, is provided with by interior in locking clutch cover 5a
Outwards the steel ball holding tank 504 of depression, is provided with steel ball receiving opening 503 in locking clutch cover fixed seat 5c.When steel ball holds
When groove 504 of receiving is in corresponding position with steel ball receiving opening 503, locking steel ball 502 can be held by steel ball under external force
Through hole 503 of receiving moves radially to steel ball holding tank 504.
Locking clutch cover fixed seat 5c is in integrally " carnival hat " shape (section is in " several " shape carrying outer flanging), is provided with it
Unblock push rod 5e and unblock push rod back-moving spring 5d；Described unblock push rod 5e and unblock push rod back-moving spring 5d, plays anti-jointly
Only locking steel ball departs from steel ball receiving opening 503 and is easy to receive reconciliation locking locking device 3；It is of course also possible to be prevented by other
Locking steel ball anticreep elastic mechanism replaces.Described unblock push rod 5e passes through guider screw can relative locking clutch cover fixed seat 5c axle
It is limited in locking clutch cover fixed seat 5c cavity to movement.Described unblock push rod back-moving spring 5d one end and described unblock push rod
The lower end inside of 5e abuts against；The other end of described unblock push rod back-moving spring 5d is connected to locking clutch cover fixed seat 5c top
Inner side, or it is connected to described lock knob circular bottom plate lower end through after locking clutch cover fixed seat 5c top.
As shown in Figure 2,3, fastening part includes fixed plate 6a, lock body mounting flange 6b and lock body tight loop 6c；Described fixation
Plate 6a is in hollow and annular；Described lock body mounting flange 6b is in inverted hollow convex hoop shape, is provided with outer outside the lug boss of bulge loop
Screw thread；Described lock body tight loop 6c is to have female hollow circular ring.Described fixed plate 6a is nested in described locking clutch cover
The lower end of fixed seat 5c, makes described locking clutch cover fixed seat 5c bottom form ring plain；Described lock body mounting flange afterwards
6b is fixed to described locking clutch cover fixed seat 5c bottom by screw.When described lock body needs to be fixed in cabinet door, described
Lock body 1 passes through screw thread on lock body tight loop 6c and lock body mounting flange 6b and is fixed on door of switch cabinet 7.
As shown in Figure 1, Figure 3, blocking device 3 is lockweight, and blocking device 3 is fixed on cabinet by nut 3b is threaded
On 8；Lockweight upper end is provided with the limited impression 3a matching with locking steel ball 502, under external force, locking steel ball
502 are moved back and forth by the radial direction being formed between steel ball holding tank 504, steel ball receiving opening 503 and limited impression 3a, realize
The connection of tripper 2 and blocking device 3 or separation.
Using method and operation principle are as follows：
Axial lockset locking：As shown in Figure 2, Figure 3, Figure 4, lock body 1 is fixed on door of switch cabinet 7 by lock body tight loop 6c
On, blocking device 3 is fixed on cabinet 8 by nut 3b is threaded.Now, locking holding tank 504 and steel ball through hole level
Relative angle is α, and the span of α is 55 ° -70 °, preferred α=62 ° of the present embodiment, the working position residing for locking clutch cover 5a
Put the movement limiting locking steel ball 502 radial direction, locking steel ball 502 is restricted in steel ball through hole 503 and limited impression 3a, from
And hinder lockweight and separate with lock body, reach the purpose of locking.
Due to being oppressed by lockweight, unblock push rod back-moving spring 5d is in compressive state.
Axial lockset is unlocked：As shown in Figure 5, Figure 6, lock knob 4b rotation, lock knob 4b are driven using operation terminal (not shown)
Locking clutch cover 5a is driven to rotate to an angle α.The now center of steel ball holding tank 504, steel ball through hole 503 and limited impression 3a
It is in same straight line so that locking steel ball 502 has mobile space in lock body radial direction, lockweight can be avoided.Now unlock push rod 5e
Eject lockweight in the presence of unblock push rod back-moving spring 5d, complete to unlock；Simultaneously can removal operation terminal, lock knob 4b lock
Return to initial position in the presence of turning round reduction torsion spring 4d, then pull lock body 1 can open cabinet door 7.
When needing locking again, bang cabinet door 7, unblock push rod 5e returns to compression under the axial force of lockweight
State, locking clutch cover 5a returns to locking operating position in the presence of locking clutch cover reduction torsion spring 5c, and extrudes locking steel
Pearl 502 arrives locked position of coupler, completes locking again.
Claims (13)
1. a kind of lockset unblocks arrangement of clutch, for accepting the driving of lock knob, blocking device is unblocked, its feature exists
In,
Described arrangement of clutch includes locking clutch cover, locking clutch cover back-moving spring, locking clutch cover fixed seat and locking steel ball；
Described locking clutch cover and blocked reset spring are socketed in locking clutch cover fixed seat from top to bottom successively；In described locking clutch
Set side wall is provided with the steel ball holding tank being recessed from inside to outside；Described locking clutch cover fixed seat side wall is provided with steel ball accommodate
Through hole；One end of described blocked reset spring is fixed by screws on locking clutch cover, and it is solid that one end is fixed on locking clutch cover
In reservation.
2. lockset as claimed in claim 1 unblock arrangement of clutch it is characterised in that：Described locking clutch cover fixed seat is built-in
Unblock push rod and unblock push rod back-moving spring are installed in cavity；Described unblock push rod passes through guider screw can locking clutch relatively
What set fixed seat moved axially is limited in locking clutch cover fixed seat cavity；Described unblock push rod back-moving spring one end with described
The lower end inside of unblock push rod abuts against；The other end of described unblock push rod back-moving spring is connected to locking clutch cover fixed seat top
Inside end.
3. lockset as claimed in claim 1 or 2 unblock arrangement of clutch it is characterised in that：When steel ball holding tank and described steel
When pearl receiving opening is in opposite position, described locking steel ball can accommodate logical under external force in steel ball holding tank and steel ball
Radially move between hole.
4. lockset as claimed in claim 1 or 2 unblock arrangement of clutch it is characterised in that：Set in described blocking device upper end
It is equipped with the limited impression matching with locking steel ball, under external force, locking steel ball passes through to accommodate in steel ball holding tank, steel ball
The radial direction being formed between through hole and limited impression moves back and forth, and realizes connection or the separation of tripper and blocking device.
5. lockset as claimed in claim 4 unblock arrangement of clutch it is characterised in that：When arrangement of clutch is connected with blocking device
When, the vertical line of the center of steel ball holding tank and described clutch part axis and steel ball receiving opening center and described clutch part axis
Angle between vertical line is α, and α is not zero；Now, locking steel ball is located in steel ball through hole and limited impression so that blocking device
Cannot depart from from tripper.
6. lockset as claimed in claim 5 unblock arrangement of clutch it is characterised in that：The span of described angle α is
55°-70°
7. lockset as claimed in claim 6 unblock arrangement of clutch it is characterised in that：Described angle α is 62 °.
8. lockset as claimed in claim 4 unblock arrangement of clutch it is characterised in that：When tripper is needed with blocking device
When separating, the center of steel ball holding tank, steel ball receiving opening and limited impression is in same straight line；Locking steel ball is in unblock push rod
In the presence of be radially moved in steel ball holding tank and steel ball receiving opening so that blocking device can depart from from tripper.
9. lockset as claimed in claim 1 or 2 unblock arrangement of clutch it is characterised in that：Described blocking device device is to close
Lock pin.
10. lockset as claimed in claim 1 or 2 unblock arrangement of clutch it is characterised in that：Base plate setting in described lock knob
There is projection, the upper end of locking clutch cover is provided with the groove matching with described projection.
A kind of 11. locksets unblock arrangement of clutch it is characterised in that described arrangement of clutch includes locking clutch cover, locking clutch
Set back-moving spring, locking clutch cover fixed seat and locking steel ball；Described locking clutch cover and blocked reset spring from top to bottom according to
In secondary socket locking clutch cover fixed seat；In described locking clutch cover side, wall is provided with the steel ball holding tank being recessed from inside to outside；
Described locking clutch cover fixed seat side wall is provided with steel ball receiving opening；One end of described blocked reset spring is passed through to be fixed on
On locking clutch cover, one end is fixed in locking clutch cover fixed seat；Described locking clutch cover fixed seat has build-in cavities, its
Locking steel ball anticreep elastic mechanism is installed in cavity.
12. locksets as claimed in claim 11 unblock arrangement of clutch it is characterised in that：Described locking steel ball anticreep elasticity machine
Structure includes unlocking push rod and unblock push rod back-moving spring；Described unblock push rod can be fixed locking clutch cover relatively by guider screw
What seat moved axially is limited in locking clutch cover fixed seat cavity；Described unblock push rod back-moving spring one end is pushed away with described unblock
The lower end inside of bar abuts against；The other end of described unblock push rod back-moving spring is connected in locking clutch cover fixed seat top
Side.
13. locksets as described in claim 11 or 12 unblock arrangement of clutch it is characterised in that：When steel ball holding tank with described
When steel ball receiving opening is in opposite position, described locking steel ball can accommodate in steel ball holding tank and steel ball under external force
Radially move between through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611049289.1A CN106437354B (en) | 2016-11-25 | 2016-11-25 | A kind of lockset unblocks arrangement of clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611049289.1A CN106437354B (en) | 2016-11-25 | 2016-11-25 | A kind of lockset unblocks arrangement of clutch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106437354A true CN106437354A (en) | 2017-02-22 |
| CN106437354B CN106437354B (en) | 2019-11-12 |
Family
ID=58218292
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611049289.1A Active CN106437354B (en) | 2016-11-25 | 2016-11-25 | A kind of lockset unblocks arrangement of clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106437354B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112396731A (en) * | 2020-11-17 | 2021-02-23 | 广州幻方电子科技有限公司 | Unlocking method and system of intelligent door lock and storage medium |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112523611B (en) * | 2020-11-17 | 2022-03-29 | 广州幻方电子科技有限公司 | Unlocking and locking device of intelligent lock and intelligent lock |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5934117A (en) * | 1997-09-24 | 1999-08-10 | Shen; Mu-Lin | Lock with a clutching outer handle |
| CN204572851U (en) * | 2015-04-27 | 2015-08-19 | 台州市四海机械有限公司 | Torque clutch |
| CN105971410A (en) * | 2016-07-11 | 2016-09-28 | 南京东屋电气有限公司 | Electronic lock |
| CN105987101A (en) * | 2015-04-15 | 2016-10-05 | 中日龙(襄阳)机电技术开发有限公司 | Rotation automatic separation clutch |
| CN206290122U (en) * | 2016-11-25 | 2017-06-30 | 长园共创电力安全技术股份有限公司 | A kind of lockset unblocks arrangement of clutch |
-
2016
- 2016-11-25 CN CN201611049289.1A patent/CN106437354B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5934117A (en) * | 1997-09-24 | 1999-08-10 | Shen; Mu-Lin | Lock with a clutching outer handle |
| CN105987101A (en) * | 2015-04-15 | 2016-10-05 | 中日龙(襄阳)机电技术开发有限公司 | Rotation automatic separation clutch |
| CN204572851U (en) * | 2015-04-27 | 2015-08-19 | 台州市四海机械有限公司 | Torque clutch |
| CN105971410A (en) * | 2016-07-11 | 2016-09-28 | 南京东屋电气有限公司 | Electronic lock |
| CN206290122U (en) * | 2016-11-25 | 2017-06-30 | 长园共创电力安全技术股份有限公司 | A kind of lockset unblocks arrangement of clutch |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112396731A (en) * | 2020-11-17 | 2021-02-23 | 广州幻方电子科技有限公司 | Unlocking method and system of intelligent door lock and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106437354B (en) | 2019-11-12 |
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