CN108979362A - A kind of intelligent flexible lock bridge coded lock - Google Patents
A kind of intelligent flexible lock bridge coded lock Download PDFInfo
- Publication number
- CN108979362A CN108979362A CN201810916866.5A CN201810916866A CN108979362A CN 108979362 A CN108979362 A CN 108979362A CN 201810916866 A CN201810916866 A CN 201810916866A CN 108979362 A CN108979362 A CN 108979362A
- Authority
- CN
- China
- Prior art keywords
- lock
- bridge
- intelligent flexible
- coded
- lock bridge
- 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.)
- Pending
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B67/00—Padlocks; Details thereof
- E05B67/003—Chain, wire or cable locks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/0068—Permutation or combination locks; Puzzle locks in padlocks
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B37/00—Permutation or combination locks; Puzzle locks
- E05B37/20—Puzzle locks, e.g. of labyrinth type; Fasteners with hidden or secret actuating mechanisms
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B47/00—Operating or controlling locks or other fastening devices by electric or magnetic means
- E05B47/0001—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
- E05B47/0012—Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with rotary electromotors
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B63/00—Locks or fastenings with special structural characteristics
- E05B63/14—Arrangement of several locks or locks with several bolts, e.g. arranged one behind the other
- E05B63/143—Arrangement of several locks, e.g. in parallel or series, on one or more wings
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Lock And Its Accessories (AREA)
Abstract
The present invention relates to smart lock field, especially a kind of intelligent flexible lock bridge coded lock, it include: flexible lock bridge, lock body, mechanical cipher component, one end of the flexibility lock bridge is fixed with the first connecting pin with mechanical cipher component cooperation, the mechanical cipher component has the slot for accommodating first connecting pin, it further includes being contained in the intracorporal electronic lock cylinder of the lock, the fixed second connection end with electronic lock cylinder cooperation of the other end of the flexibility lock bridge, the lock body offer the jack for accommodating the second connection end.In the present invention, intelligent flexible lock bridge coded lock is locked or unlocked with the first connecting pin of flexible lock bridge, second connection end cooperation respectively provided with mechanical cipher component and electronic lock cylinder, and mechanical cipher component can be used in user or electronic lock cylinder two ways is unlocked.
Description
Technical field
The present invention relates to smart lock field, especially a kind of intelligent flexible lock bridge coded lock.
Background technique
Notification number is that the Chinese utility model patent of CN203188707U discloses a kind of cipher lock referring to Figure 1, is wrapped
Include lock housing 1 (relative to lock body) and cipher lock (relative to mechanical cipher component), one end of the lock housing 1 and flexible lock bridge 2
Connection, the cipher lock includes fixed disk 3, movable disk 4 and core rod 5 (relative to the first connecting pin), the fixed disk 3
It is arranged at intervals in the lock housing 1 with movable disk 4, and the fixed disk 3 and movable disk 4 are equipped with for the core rod 4
The through-hole passed through, the core rod 4 are connect with the other end of flexible lock bridge 2, and the through-hole wall is equipped with groove, each fixed disk
The groove of 3 through-hole wall is located in a straight line, and the outer ring of the movable disk 4 is equipped with password figure, the core rod 5
Outer wall is equipped with the protrusion being arranged at equal intervals, and each protrusion is located along the same line, and the height of the protrusion is less than or equal to described recessed
The depth of slot.
Referring to Fig. 2 notification number is that disclose a kind of cipher chain lock include lock to CN203334805U Chinese utility model patent
Chain 1 (relative to flexible lock bridge), lock body 2 (relative to lock body and mechanical cipher component) and lock insert 3 (relative to the first connecting pins),
Lock body 2 and lock insert 3 and are respectively and fixedly installed to 1 both ends of chain, lock body 2 mainly include inner core, character wheel group 4, lubrication groove group 5, pressure spring 6,
Reversion wheel group 8 and circlip 9.
There are unlocking means are single for the prior art.
Summary of the invention
The intelligent flexible lock bridge coded lock for the unlocking mode with diversification that it is an object of that present invention to provide a kind of.
In order to achieve the above objectives, the present invention provides a kind of intelligent flexible lock bridge coded lock, comprising: flexible lock bridge, lock body, machine
Tool code component, one end of the flexibility lock bridge are fixed with the first connecting pin with mechanical cipher component cooperation, the machinery
Code component has the slot for accommodating first connecting pin, further includes being contained in the intracorporal electronic lock cylinder of the lock, the flexibility
The fixed second connection end with electronic lock cylinder cooperation of the other end of lock bridge, which, which offers, accommodates inserting for the second connection end
Hole.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the mechanical cipher component include: plug,
Multiple runners for being set in the mandrel outer, the password wheels for driving the runner to rotate, the slot is provided in the plug,
First connecting pin is the column structure that outer peripheral surface is equipped with multiple axially aligned protrusions, and the runner, which offers, allows institute
State the notch projected through.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the electronic lock cylinder includes: for being engaged
The occlusion portion of the second connection end, the motor for driving the occlusion portion, the authentication module for driving the motor, for protecting
Hold the first elastic reset portion that the occlusion portion is engaged the second connection end.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the rotor periphery face is close to the jack
Edge be equipped with connection bump, the password wheels inner peripheral surface close to the inner peripheral surface close to the edge of the jack be equipped with convex annular
Stupefied, the convex annular is stupefied to have connection corresponding with connection bump recess, and the plug is connected and fixed with the lock body, and described turn
Wheel is slidably connected with the lock body, and the lock body limits the password wheels and moves along the socket axis direction, and the plug leans on
There is spring to support end for the end of the nearly jack, which supports have between end and runner for keeping the connection bump to be engaged
Second elastic reset portion of connection recess, the plug are equipped with spiral cover and extruded sleeve, the extruding backwards to the end sleeve of the jack
Set is slidably connected with the plug, and the end face of the spiral cover has torsion slot, which has extruding oblique close to the end face of the spiral cover
Face, the spiral cover inner surface have the extruding being axially arranged corresponding with the extruding inclined-plane stupefied.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the runner is backwards to the side of the jack
With the elastic slice for being set in the mandrel outer, if the elastic slice has the elastic arm around the setting of plug center, the elastic slice is only
It can be moved axially along the plug, password wheels inner peripheral surface corresponding with the elastic arm is polygonal cross-section, the elastic arm
End squeezes the inner peripheral surface of the password wheels.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the authentication module is fingerprint authentication mould
Block, bluetooth authentication module.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the occlusion portion and lock body sliding connect
It connects, the shaft of the motor is fixed with solution lock section, and the solution lock section makes the occlusion portion and described second for squeezing the occlusion portion
Connecting pin separation.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the lock body is made of metal or plastics.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the flexibility lock bridge is wirerope or chain
Item.
In one embodiment of intelligent flexible lock bridge coded lock of the invention, the motor is decelerating motor.
In the present invention, intelligent flexible lock bridge coded lock is provided with mechanical cipher component and electronic lock cylinder and locks respectively with flexibility
First connecting pin of beam, second connection end cooperation lock or unlock, and mechanical cipher component or electronic lock cylinder can be used in user
Two ways is unlocked.
Detailed description of the invention
Fig. 1 show a kind of structural schematic diagram of cipher lock of the prior art.
Fig. 2 show a kind of structural schematic diagram of cipher chain lock of the prior art.
Fig. 3 show the structural schematic diagram of the intelligent flexible lock bridge coded lock of first embodiment of the invention.
Fig. 4 show the explosive view of the intelligent flexible lock bridge coded lock of Fig. 3.
Fig. 5 show the structural schematic diagram of the flexible lock bridge of the intelligent flexible lock bridge coded lock of Fig. 3.
Fig. 6 show the explosive view of the mechanical cipher component of Fig. 4.
Fig. 7 show the structural schematic diagram of the password wheels of the mechanical cipher component of Fig. 6.
Fig. 8 show the structural schematic diagram of the spiral cover of the mechanical cipher component of Fig. 6.
Fig. 9 show the sectional view of the intelligent flexible lock bridge coded lock of Fig. 3.
Figure 10 show the explosive view of the electronic lock cylinder of Fig. 4.
Figure 11 show the principle of the intelligent flexible lock bridge coded lock of second embodiment of the invention.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, structure, feature and its effect is proposed according to the present invention, detailed description is as follows.
Fig. 3 show the structural schematic diagram of the intelligent flexible lock bridge coded lock of first embodiment of the invention.Fig. 4 show figure
The explosive view of 3 intelligent flexible lock bridge coded lock.Fig. 5 show the knot of the flexible lock bridge of the intelligent flexible lock bridge coded lock of Fig. 3
Structure schematic diagram.Refer to Fig. 3,4,5,1 coded lock of intelligent flexible lock bridge of first embodiment of the invention, comprising: flexible lock bridge 1,
Lock body 2, mechanical cipher component 3, the electronic lock cylinder 4 being contained in lock body 2.
One end of flexible lock bridge 1 is fixed with the first connecting pin 11 cooperated with mechanical cipher component 3, mechanical cipher component 3
With the slot 301 for accommodating the first connecting pin 11, the other end fixation of flexible lock bridge 1 is connect with second that electronic lock cylinder 4 cooperates
End 12, lock body 2 offer the jack 201 for accommodating second connection end 12.First connecting pin 11 is outer peripheral surface equipped with multiple along axial direction
The column structure of the protrusion 111 of arrangement.Second connection end 12 is equipped with cooperation recess 120.Flexible lock bridge 1 is wirerope or chain.
Lock body 2 is made of metal or plastics.
Fig. 6 show the explosive view of the mechanical cipher component of Fig. 4.Fig. 7 show the password wheels of the mechanical cipher component of Fig. 6
Structural schematic diagram.Fig. 8 show the structural schematic diagram of the spiral cover of the mechanical cipher component of Fig. 6.Fig. 9 show the intelligence of Fig. 3
The sectional view of flexible lock bridge coded lock.Fig. 6-9 is referred to, mechanical cipher component 3 includes: plug 31, is set in outside plug 31
Multiple runners 32, password wheels 33, spiral cover 34 and extruded sleeve 35 for driving runner 32 to rotate, the second elastic reset portion 36, bullet
Piece 37.
Plug 31 close to the end of jack 201 there is spring to support end 311, and plug 31 is connected and fixed with lock body 2.Slot
301 are provided in plug 31, and runner 32 offers the notch 321 for allowing protrusion 111 to pass through.32 outer peripheral surface of runner is close to jack
201 edge is equipped with connection bump 322.Runner 32 is slidably connected with lock body 2.Notch 321 and raised 111 positions when whole,
Namely with 301 position of slot to it is corresponding when connecting pin 11 can be inserted slot 301 or out of slot 301 extract unlock, when
One of notch 321 and raised 111 positions not to it is corresponding when runner 32 limit the first connecting pin 11 be limited in slot 301.
33 inner peripheral surface of password wheels is equipped with convex annular stupefied 331, convex annular stupefied 331 close to the edge of jack 201 close to inner peripheral surface
With connection corresponding with connection bump 322 recess 330,2 limit for cryptographic wheel 33 of lock body is moved along 301 axis direction of slot,
Spiral cover 34 and extruded sleeve 35 are set in end of the plug 31 backwards to jack 201.Extruded sleeve 35 and the sliding of plug 31 connect
It connects, the end face of spiral cover 34 has torsion slot 340, and extruded sleeve 35 has close to the end face of spiral cover 34 squeezes inclined-plane 351, in spiral cover 34
Surface has the extruding stupefied 341 being axially arranged corresponding with inclined-plane 351 is squeezed.
Support between end 311 and runner 32 that second elastic reset portion 36 is for keeping in spring in the second elastic reset portion 36
Connection bump 322 is connected recess 330.
Elastic slice 37 is located at side of each runner 32 backwards to jack 201, and elastic slice 37 is set in outside plug 31, elastic slice 37
With the elastic arm 371 around the setting of 31 center of plug, elastic slice 37 can only be moved axially along plug 31, password wheels 33 and elastic arm
371 corresponding inner peripheral surfaces are polygonal cross-section, the inner peripheral surface of the end squeeze pin wheel 33 of elastic arm 371.Elastic arm 371 squeezes
The effect of the polygon inner peripheral surface of password wheels 33 is that rotational password wheel 33 has clear and stable rotation feel.
User can reverse slot 340 by tool such as flat mouth screwdriver and insert after slot 301 is extracted in the first connecting pin 11
Enter to rotate spiral cover 34, squeezes runner 32 with the cooperation for squeezing inclined-plane 351 by squeezing stupefied 341, make the connection bump 322 of runner 32
It is separated with the connection of password wheels 33 recess 330, user resets password by rotating password wheels 33, hereafter multiple in the second elasticity
Under the action of position portion 36, runner 32, extruded sleeve 35 are squeezed, resets runner 32 and spiral cover 34.In other embodiments may not be used
First connecting pin 11, spiral cover 34 and extruded sleeve 35, the second elastic reset portion 36 are set, runner 32 is connected and fixed with password wheels 33,
But password cannot be changed.
Fig. 9 show the sectional view of the intelligent flexible lock bridge coded lock of Fig. 3.Figure 10 show the quick-fried of the electronic lock cylinder of Fig. 4
Fried figure.Fig. 9,10 are referred to, electronic lock cylinder 4 includes: for being engaged the occlusion portion 41 of second connection end 12, for driving occlusion portion
41 motor 42, for driving motor 42 authentication module 43, for keep occlusion portion 41 be engaged second connection end 12 first
Elastic reset portion 44.The shaft of motor 42 is fixed with solution lock section 45, and solution lock section 45 is for driving occlusion portion 41 to overcome the first elasticity
The elastic force of reset portion 44 is separated with the cooperation of second connection end 12 recess 120.Authentication module 43 is fingerprint authentication module, bluetooth is tested
Demonstrate,prove module.Motor 42 is decelerating motor 42.
Occlusion portion 41 is slidably connected with lock body 2, and the shaft of motor 42 is fixed with solution lock section 45, and solution lock section 45 is stung for squeezing
Conjunction portion 41 separates occlusion portion 41 with second connection end 12.
In the present invention, 1 coded lock of intelligent flexible lock bridge be provided with mechanical cipher component 3 and electronic lock cylinder 4 respectively with it is soft
Property lock bridge 1 the first connecting pin 11, second connection end 12 cooperation lock or unlock, mechanical cipher component 3 can be used in user
Or 4 two ways of electronic lock cylinder is unlocked.
Figure 11 show the schematic diagram of the intelligent flexible lock bridge coded lock of second embodiment of the invention.Referring to Figure 11, this
Occlusion portion 41 is connected and fixed with 42 shaft of motor in embodiment.First elastic reset portion 44 is torsional spring.
More than, it is only presently preferred embodiments of the present invention, is not intended to limit the present invention in any form, although this
Invention has been disclosed in a preferred embodiment above, and however, it is not intended to limit the invention, any person skilled in the art,
It does not depart within the scope of technical solution of the present invention, when the technology contents using the disclosure above make a little change or are modified to equivalent
The equivalent embodiment of variation, but without departing from the technical solutions of the present invention, according to the technical essence of the invention to the above reality
Any simple modification, equivalent variations and modification made by example are applied, all of which are still within the scope of the technical scheme of the invention.
Claims (10)
1. a kind of intelligent flexible lock bridge coded lock, comprising: flexible lock bridge, lock body, mechanical cipher component, the one of the flexibility lock bridge
End is fixed with the first connecting pin with mechanical cipher component cooperation, which, which has, accommodates first connecting pin
Slot, which is characterized in that it further includes being contained in the intracorporal electronic lock cylinder of the lock, the other end of the flexibility lock bridge it is fixed with
The second connection end of electronic lock cylinder cooperation, the lock body offer the jack for accommodating the second connection end.
2. intelligent flexible lock bridge coded lock according to claim 1, which is characterized in that the mechanical cipher component includes:
Plug, the multiple runners for being set in the mandrel outer, the password wheels for driving the runner to rotate, the slot are provided with the core
In stick, first connecting pin is the column structure that outer peripheral surface is equipped with multiple axially aligned protrusions, and the runner offers
The notch projected through described in permission.
3. intelligent flexible lock bridge coded lock according to claim 1, which is characterized in that the electronic lock cylinder includes: to be used for
It is engaged the occlusion portion of the second connection end, the motor for driving the occlusion portion, the authentication module for driving the motor, uses
In the first elastic reset portion for keeping the occlusion portion to be engaged the second connection end.
4. intelligent flexible lock bridge coded lock according to claim 2, which is characterized in that the rotor periphery face is close to described
The edge of jack is equipped with connection bump, and the password wheels inner peripheral surface is equipped with ring close to the edge of the jack close to the inner peripheral surface
Shape is convex stupefied, and the convex annular is stupefied to have connection corresponding with connection bump recess, and the plug is connected and fixed with the lock body, institute
It states runner to be slidably connected with the lock body, the lock body limits the password wheels and moves along the socket axis direction, the core
Stick close to the end of the jack there is spring to support end, which supports have between end and runner for keeping the connection bump
It is engaged the second elastic reset portion of connection recess, the plug is equipped with spiral cover and extruded sleeve backwards to the end sleeve of the jack, should
Extruded sleeve is slidably connected with the plug, and the end face of the spiral cover has torsion slot, which has close to the end face of the spiral cover squeezes
Inclined-plane is pressed, which has the extruding being axially arranged corresponding with the extruding inclined-plane stupefied.
5. intelligent flexible lock bridge coded lock according to claim 2, which is characterized in that the runner is backwards to the jack
Side has the elastic slice for being set in the mandrel outer, if the elastic slice has the elastic arm around the setting of plug center, the bullet
Piece can only be moved axially along the plug, and password wheels inner peripheral surface corresponding with the elastic arm is polygonal cross-section, the elasticity
The end of arm squeezes the inner peripheral surface of the password wheels.
6. intelligent flexible lock bridge coded lock according to claim 3, which is characterized in that the authentication module is fingerprint authentication
Module, bluetooth authentication module.
7. intelligent flexible lock bridge coded lock according to claim 3, which is characterized in that the occlusion portion and the lock body are sliding
Dynamic connection, the shaft of the motor are fixed with solution lock section, the solution lock section for squeeze the occlusion portion make the occlusion portion with it is described
Second connection end separation.
8. intelligent flexible lock bridge coded lock according to claim 1, which is characterized in that the lock body is by metal or plastics system
At.
9. intelligent flexible lock bridge coded lock according to claim 1, which is characterized in that it is described flexibility lock bridge be wirerope or
Chain.
10. intelligent flexible lock bridge coded lock according to claim 3, which is characterized in that the motor is decelerating motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810916866.5A CN108979362A (en) | 2018-08-13 | 2018-08-13 | A kind of intelligent flexible lock bridge coded lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810916866.5A CN108979362A (en) | 2018-08-13 | 2018-08-13 | A kind of intelligent flexible lock bridge coded lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108979362A true CN108979362A (en) | 2018-12-11 |
Family
ID=64552862
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810916866.5A Pending CN108979362A (en) | 2018-08-13 | 2018-08-13 | A kind of intelligent flexible lock bridge coded lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108979362A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538023A (en) * | 2019-01-20 | 2019-03-29 | 罗甘 | There are two the locks of locking mechanism for a kind of tool |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2705542Y (en) * | 2004-06-21 | 2005-06-22 | 钟玉成 | Insert core cipher lock |
| CN1847592A (en) * | 2006-04-28 | 2006-10-18 | 詹显光 | Cipher lock with built-in ball lock |
| CN2911117Y (en) * | 2006-05-19 | 2007-06-13 | 徐钜祥 | Locking mechanism of double-opening lock |
| CN201059108Y (en) * | 2007-07-04 | 2008-05-14 | 詹显光 | Steel cable lock with built-in cipher |
| CN101871282A (en) * | 2010-06-25 | 2010-10-27 | 韩国忠 | Password mechanical lock |
| CN102409904A (en) * | 2011-12-29 | 2012-04-11 | 詹显光 | Inclined-insertion type coded steel cable lock |
| CN203334805U (en) * | 2013-05-30 | 2013-12-11 | 东莞优力电子有限公司 | Code chain lock |
| CN108150026A (en) * | 2017-12-29 | 2018-06-12 | 浙江浦江梅花锁业集团有限公司 | A kind of shared lock |
| CN209398073U (en) * | 2018-08-13 | 2019-09-17 | 浙江浦江梅花锁业集团有限公司 | A kind of intelligent flexible lock bridge coded lock |
-
2018
- 2018-08-13 CN CN201810916866.5A patent/CN108979362A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2705542Y (en) * | 2004-06-21 | 2005-06-22 | 钟玉成 | Insert core cipher lock |
| CN1847592A (en) * | 2006-04-28 | 2006-10-18 | 詹显光 | Cipher lock with built-in ball lock |
| CN2911117Y (en) * | 2006-05-19 | 2007-06-13 | 徐钜祥 | Locking mechanism of double-opening lock |
| CN201059108Y (en) * | 2007-07-04 | 2008-05-14 | 詹显光 | Steel cable lock with built-in cipher |
| CN101871282A (en) * | 2010-06-25 | 2010-10-27 | 韩国忠 | Password mechanical lock |
| CN102409904A (en) * | 2011-12-29 | 2012-04-11 | 詹显光 | Inclined-insertion type coded steel cable lock |
| CN203334805U (en) * | 2013-05-30 | 2013-12-11 | 东莞优力电子有限公司 | Code chain lock |
| CN108150026A (en) * | 2017-12-29 | 2018-06-12 | 浙江浦江梅花锁业集团有限公司 | A kind of shared lock |
| CN209398073U (en) * | 2018-08-13 | 2019-09-17 | 浙江浦江梅花锁业集团有限公司 | A kind of intelligent flexible lock bridge coded lock |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109538023A (en) * | 2019-01-20 | 2019-03-29 | 罗甘 | There are two the locks of locking mechanism for a kind of tool |
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