CN106522660A - Lock tongue driving mechanism, lock tongue device and electric control door lock - Google Patents
Lock tongue driving mechanism, lock tongue device and electric control door lock Download PDFInfo
- Publication number
- CN106522660A CN106522660A CN201611226004.7A CN201611226004A CN106522660A CN 106522660 A CN106522660 A CN 106522660A CN 201611226004 A CN201611226004 A CN 201611226004A CN 106522660 A CN106522660 A CN 106522660A
- Authority
- CN
- China
- Prior art keywords
- lever
- leading screw
- bolt
- chute
- connecting rod
- 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
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
- E05B15/00—Other details of locks; Parts for engagement by bolts of fastening devices
- E05B15/10—Bolts of locks or night latches
- E05B15/102—Bolts having movable elements
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a lock tongue driving mechanism, a lock tongue device and an electric control door lock. The lock tongue driving mechanism comprises a swing arm, a lever, a first driving device and a second driving device; the swing arm includes a swing rod and a connecting rod; the head end of the lever is in a chute, and a tail chute is formed in the tail end; the driving device includes a lead screw, a power module and a lead screw base; the first lead screw base is movably connected with the middle part of the lever; and a connecting part of a second lead screw base is arranged in the tail chute, and is slidingly connected with the same. The lock tongue driving mechanism is provided with two driving devices; each driving device is respectively connected with the lever; and even if one driving device is damaged, the other driving device still can work for locking and unlocking.
Description
Technical field
The present invention relates to safe and intelligent door lock technical field, and in particular to a kind of bolt driving mechanism, containing this lock
The bolt device and electric control door lock of tongue drive mechanism.
Background technology
Door lock is that this equipment is probably machinery for door lock being lived to prevent other people from opening the equipment of door, it is also possible to
Be it is electronic, it is electronic to need electric energy.Door lock must have safety, stability as safety precaution product.Safety can be from two
Aspect is weighing：One is resistant to the violence damages such as deliberately destruction, malice or premeditated sled, brill.Two is that precautionary technology is opened, machinery
The poor ability that the anti-technology of lock is opened.
The deadboft actuation structure of electric control door lock on the market can be divided into two big types, and a class is by micromachine or electricity
Stretching for the similar pin framework of Magnet control, makes dead bolt in only lock or removable state, and then manually external force is realized locking
Tongue is moved, and reaches the purpose unlocked or lock；It is another kind of directly to drive dead bolt to be telescoped up to unlock or lock by motor
Purpose.
In both types, the first kind is still needed and is turned the handle by external force, is not carried out comprehensive automatization.And
Equations of The Second Kind motor direct-drive dead bolt, required strength are relatively large, and the size and reliability of motor were had compared with the day of one's doom
System.And, two class of the above have the shortcomings that one it is common, when motor or electric magnet are damaged, will be unable to unlock or lock.
The content of the invention
It is an object of the invention to provide a kind of bolt driving mechanism, can solve to cause to open because single motor is damaged
Lock or the problem locked.
It is, up to above-mentioned purpose, in one embodiment of the present of invention, to provide a kind of bolt driving mechanism, including：
Swing arm, swing arm are included for driving the fork and connecting rod of dead bolt；
Lever, head end and the connecting rod of lever are slidably matched, and drive connection bar swings in lever rotation；The tail end of lever sets
It is equipped with afterbody chute；
First driving means, first driving means include the first leading screw, the Power Component for driving the rotation of the first leading screw and installation
The first screw block on the first leading screw；
Second driving means, the second driving means include the second leading screw, the Power Component for driving the rotation of the second leading screw and installation
The second screw block on the second leading screw；
First screw block is flexibly connected with the middle part of lever；The connecting portion of the second screw block is arranged in afterbody chute and is slided with which
Connection.
One of prioritization scheme of the present invention, in order to reduce swing arm volume, drives process relatively reliable, the fork of preferred swing arm
Angle and connecting rod between is at an acute angle.
One of prioritization scheme of the present invention, head end and the connecting rod sliding matching structure of lever are：The cunning of connecting rod tail end
Groove is poroid in half oval or oval is poroid, and the head end of lever is provided with tubular connecting pin, and the connecting pin is arranged on
Inwall sliding contact in the chute of connecting rod with connecting rod；Or the head end of lever with connecting rod sliding matching structure is：Even
The head end that extension bar tail end has connecting pin, the lever is provided with the stem chute that half oval is poroid or oval is poroid, should
Connecting pin is arranged on the inwall sliding contact in stem chute with lever.
One of prioritization scheme of the present invention, first driving means and the second driving means are each configured with power packages
Part, Power Component include motor, the rotating shaft of motor by reduction gearing be connected with the first leading screw or the second leading screw driving its
Rotate.
One of prioritization scheme of the present invention, one end of the first leading screw and the second leading screw is configured with bearing.
One of prioritization scheme of the present invention, bolt driving mechanism also bag check device, check device include being arranged on swing arm
On feeler and with feeler coordinate torque spring；Torque spring includes fixing foot and stress foot, and stress foot is received with first
Power section and the second stress section, when fork is return, feeler is contacted with the first stress section, when fork stretches out with the after feeler deflection
Two stress sections are contacted.
One of prioritization scheme of the present invention, is provided with axis hole in swing arm.
Based on the above-mentioned bolt driving mechanism of the present invention, the present invention also requires further to protect based on this drive mechanism
Bolt device.
A kind of bolt device, including dead bolt and bolt driving mechanism are disclosed in an alternative embodiment of the invention, is locked
One end that tongue is arranged in lock body is provided with dead bolt chute；
Bolt driving mechanism includes：
Swing arm, swing arm are included for driving the fork and connecting rod of dead bolt, in the embedded dead bolt chute in one end of fork and in pendulum
Dead bolt is driven when dynamic；
Lever, head end and the connecting rod of lever are slidably matched, and drive connection bar swings in lever rotation；The tail end of lever sets
It is equipped with afterbody chute；
First driving means, first driving means include the first leading screw, the Power Component for driving the rotation of the first leading screw and installation
The first screw block on the first leading screw；
Second driving means, the second driving means include the second leading screw, the Power Component for driving the rotation of the second leading screw and installation
The second screw block on the second leading screw；
First screw block is flexibly connected with the middle part of lever；The connecting portion of the second screw block is arranged in afterbody chute and is slided with which
Connection.
The bolt driving mechanism provided based on the present invention and bolt device, it is possible to use which prepares production and obtains accordingly
Electric control door lock.
An alternative embodiment of the invention discloses a kind of electric control door lock, including lock body and the dead bolt in lock body
And bolt driving mechanism.
Preferably, it is provided with lock body for pacifying motorized motor slot and installing the bearing groove of bearing.
Particularly, the annexation and mode between part of the present invention is referred to following explanation：
The head end and tail end of the present invention is not position in absolute sense, and refers to relative head and the tail, when one end be head end or
During person's first section, then the other end is tail end or rear.Although the present invention is carried out to the connection between part with head end or tail end
Related restriction, but accompanying drawing should be combined or closed come the head and the tail for judging frame for movement according to those skilled in the art's general knowledge
System.
Being flexibly connected for the present invention can be that relative rotation to occur after two or more part connects,
The present invention be slidably connected can be two or the above part connection after relative rotation not only can occur, and can be with
Enter line slip in limited or corresponding space or region, corresponding part can be contact in taxiing procedures, but
It is to it is not absolutely required to connect as one, can is only to contact with each other, and the interaction of power occurs in contact process, enters
And there is torque transmission, realize driving.
Middle part described in the present invention, can be the geometric center of object or part, it is also possible to not be geometric center, this
Can be understood as in the middle part of certain bright part between the part two ends.
To sum up, the present invention has advantages below：
The bolt driving mechanism of the present invention is configured with two driving means, and each driving means is connected with lever respectively, on lever
Afterbody chute is provided with, two driving means can drive lever rotation respectively, and then drive swing arm deflection, and then realize dead bolt
It is flexible, even if therefore after driving means are damaged wherein, another driving means is remained able to be operated and is completed out
Lock and lock.
Description of the drawings
Fig. 1 is schematic diagram of the bolt device in lock body in one embodiment of the invention, and wherein dead bolt is unlocking shape
State；
Fig. 2 is the schematic diagram in one embodiment of the invention during tongue driving device unlocking condition；
Fig. 3 is schematic diagram of the bolt device in lock body in one embodiment of the invention, and wherein dead bolt is locking state；
Fig. 4 is the schematic diagram in one embodiment of the invention during tongue driving device locking state；
Fig. 5 is the schematic internal view of electric control door lock in one embodiment of the invention；Wherein dead bolt is unlocking condition；
Fig. 6 is the schematic internal view of electric control door lock in one embodiment of the invention；Wherein dead bolt is locking state.
Wherein, 1, swing arm；101st, fork；102nd, connecting rod；103 chutes；2nd, lever；21st, afterbody chute；22nd, connecting pin；
3rd, first driving means；31st, the first leading screw；32nd, the second leading screw；4th, the second driving means；41st, the second leading screw；42nd, the 3rd
Thick stick；5th, motor；6th, reduction gearing；7th, bearing；8th, feeler；9th, torque spring；91st, fixed foot；92nd, stress foot；93rd, first receive
Power section；93rd, the second stress section；10th, axis hole；11st, lock body；12nd, dead bolt；13rd, dead bolt chute；14th, motor slot；15th, bearing groove.
Specific embodiment
The invention provides a kind of bolt driving mechanism, including swing arm 1, lever 2, the driving dress of first driving means 3, second
Put 4 and spring 9.
Swing arm 1 is the part for being connected with dead bolt 12 and driving dead bolt 12 flexible, and swing arm 1 includes being directly connected to dead bolt
Fork 101 and with lever 2 coordinate connecting rod 102.Swing arm 1 is may be mounted inside lock body 11 when in use, swing arm 1
Connecting rod 102 is subject to the driving of lever 2 make fork 101 that corresponding swing occurs, therefore swing arm needs to allow pendulum when mounted
The crossover location or center of bar and connecting rod is arranged in lock body by modes such as a rotary shaft or pins, allows fork
Rotate around this fixing point with connecting rod.For the ease of swing arm be arranged on lock body in, and pre-set fixing point or
Person's center of rotation, can be provided with axis hole 10 in swing arm, and axis hole can be embedded on the bearing pin of lock body to be realized connection and rotate,
Corresponding bearing can also be matched simultaneously so that rotate more flexibly, bearing can also be arranged in axis hole, then installed in bearing pin
On.
Lever 2 can be in strip, and including after being driven the effect of device at one end, the other end will lead to for the effect of lever
Cross connecting rod band driven fork rotate, one end that lever is driven can be by first driving means driving, or
The driving of the second driving means, the afterbody chute 21 designed by lever tail end drive dress realizing first driving means and second
Put the effect that can individually implement to drive and will not interfere.
The head end of lever 2 refers to the one end coordinated with connecting rod, and head end is arranged in the chute 103 of connecting rod, and in thick stick
When bar is rotated, drive connection bar swings.It is slidably matched between the head end and chute of lever, so the afterbody with lever tail end
Chute is corresponding, and the width between two chutes causes lever optional position on leading screw realize leverage.
First driving means 3 include the first leading screw 31, the Power Component for driving the rotation of the first leading screw and are arranged on first
31 the first screw block 32 on leading screw.Second driving means 4 include the second leading screw 41, drive the power packages of the rotation of the second leading screw 41
Part and the second screw block 42 on the second leading screw 41；The composition of two driving means is essentially identical, and first drives dress
3 are put when mounted closer to swing arm 1, the second driving means 4 are when mounted closer to 2 tail end of lever.There is on leading screw screw thread, silk
There is in thick stick seat screw block screw thread, leading screw screw block in rotation process will be moved axially along leading screw, lifted similar to leading screw
Device.The concrete profile of screw block can adopt nut shape, it would however also be possible to employ bulk etc..First screw block and thick stick of the present invention
The middle part of bar is flexibly connected, and the position between lever head end and tail end is referred in the middle part of this；The connecting portion of the second screw block is arranged on
It is slidably connected with which in afterbody chute.
In the optimal enforcement example of the present invention, the angle between the fork and connecting rod of swing arm 1 is at an acute angle.
In the optimal enforcement example of the present invention, head end and the connecting rod sliding matching structure of lever are：102 tail end of connecting rod
Chute 103 is poroid in half oval or oval is poroid, and the head end of lever is provided with tubular connecting pin 22, the connecting pin
Inwall sliding contact in the chute of connecting rod with connecting rod.Or the head end of lever and connecting rod sliding matching structure
For：The head end that connecting rod tail end has connecting pin, lever is provided with the stem chute that half oval is poroid or oval is poroid, should
Connecting pin is arranged on the inwall sliding contact in stem chute with lever.
In the optimal enforcement example of the present invention, first driving means 3 and the second driving means 4 are each configured with power packages
Part, Power Component include motor 5, and the rotating shaft of motor is connected driving with the first leading screw or the second leading screw by reduction gearing 6
Its rotation.
In the optimal enforcement example of the present invention, one end of the first leading screw and the second leading screw is configured with bearing 7, is easy to leading screw to install
In lock body 11, the other end of rear leading screw freely can be rotated.
In the optimal enforcement example of the present invention, bolt driving mechanism also bag check device, check device include being arranged on swing arm
On feeler 8 and with feeler coordinate torque spring 9；Torque spring includes fixing foot 91 and stress foot 92, and stress foot has
First stress section 93 and the second stress section 94, when fork is return, feeler is contacted with the first stress section, the feeler when fork stretches out
Contact with the second stress section after deflection.Check device can be used in extreme position i.e. dead bolt in extended or retracted extreme position
When non-return, prevent external force from allowing dead bolt to return, lifted lockset security performance.
A kind of bolt device of the present invention, including dead bolt 12 and bolt driving mechanism, dead bolt 12 are arranged in lock body 11
One end be provided with dead bolt chute 13；Bolt driving mechanism includes：
Swing arm, swing arm are included for driving the fork and connecting rod of dead bolt, in the embedded dead bolt chute in one end of fork and in pendulum
Dead bolt is driven when dynamic；
Lever, head end and the connecting rod of lever are slidably matched, and drive connection bar swings in lever rotation；The tail end of lever sets
It is equipped with afterbody chute；
First driving means, first driving means include the first leading screw, the Power Component for driving the rotation of the first leading screw and installation
The first screw block on the first leading screw；
Second driving means, the second driving means include the second leading screw, the Power Component for driving the rotation of the second leading screw and installation
The second screw block on the second leading screw；
First screw block is flexibly connected with the middle part of lever；The connecting portion of the second screw block is arranged in afterbody chute and is slided with which
Connection.
A kind of electric control door lock of the present invention, including lock body, the dead bolt in lock body and bolt driving mechanism, lock body
Can be that any one can install the housing of dead bolt and bolt driving mechanism, some screws be offered on lock body and is easily installed,
In addition it is provided with lock body for pacifying motorized motor slot and installing the bearing groove 15 of bearing, motor slot 14 is used for clamping
Motor, can coordinate corresponding bolt fixed motor.
The operation principle of the bolt driving mechanism and bolt device of the present invention is as follows：
Dead bolt and bolt driving mechanism are arranged on lock body, all parts are fixed, according to three rigging positions of lever away from
From and afterbody chute length, adjust the position of the first leading screw and the second leading screw and adjust the first screw block and second
Screw block height and position on leading screw.
The driving of lever of the present invention can select any one to be driven, when driving means work wherein, separately
The motor remains stationary of one driving means, corresponding screw block will not also be moved, but lever can enter around the screw block
Line slip or relative rotation.
For example, set with the second driving means as main drive, first driving means are standby driving means.Now
The screw block of one driving means can will drive second after leading screw medium position, the motor start-up of the second driving means
Thick stick seat is moved along its axis, and the second screw block can be arranged on the second screw block due to needing to be coordinated with afterbody slide
One tubular connecting pin similar to lever front end, connecting pin slide in afterbody chute and can drive lever along silk
Thick stick is moved axially.
When the position of the second screw block is less than the first screw block, now the head end of lever raises up, and fork is vertical with figure
The angle in direction diminishes, and in the lower position of dead bolt chute, now dead bolt is to stretch out the process of locking, when the second screw block
When position reaches minimum, complete to lock.At this moment, the feeler of swing arm lower end will gradually be moved to second from the first stress section and receive
Power section, and finally the second stress section is extruded.
When needing to unlock, the motor reversion of the second driving means is ordered about the second leading screw rotation direction and upset occurs, enters
And the second screw block is increased, the head end of lever will be slided in chute and be extruded under connecting rod chute in the process
End, orders about swing arm right side movement in figure, and due to the restriction of dead bolt chute, swing arm will be slided simultaneously along dead bolt chute lower end
Downward active force is imposed to which, and then realizes unlocking.At this moment, the feeler of swing arm lower end will be gradually moved from the second stress section
Move to the first stress section, and finally the first stress section is extruded.
After the second driving means are damaged, it is possible to use first driving means continue the flexible position for driving swing arm to control dead bolt
Configuration state.For example, after the second driving means are damaged, its screw block will not be moved, and can now adjust the first screw block
Position come realize continue unlock or lock.Specifically, the first screw block of first driving means is provided in middle position in advance
Put, now the second screw block of the second driving means is, less than the first screw block, now to drive the first screw block downward
It is mobile, be moved down by can equally be allowed the front end of lever, now the fulcrum of lever is changed on the second screw rodb base.When lever is moved down
Afterwards, you can unlocked with realizing that swing arm moves to right realization.Likewise, in order to realize locking, allowing the electrode of first driving means to invert i.e.
It is capable of achieving.
Likewise, damaging back door lock when the second driving means is in unlocking condition, then the now height of the second screw block
Will be higher than the first screw block, by now the first screw block is moved up, drive swing arm to be moved to the left, and then dead bolt is stretched
Go out to lock.
Although being described in detail to the specific embodiment of the present invention with reference to accompanying drawing, should not be construed as special to this
The restriction of the protection domain of profit.In the scope described by claims, those skilled in the art without creative work are
The various modifications and deformation that can make still belong to the protection domain of this patent.
Claims (10)
1. a kind of bolt driving mechanism, it is characterised in that include：
Swing arm, the swing arm are included for driving the fork and connecting rod of dead bolt；
Lever, head end and the connecting rod of the lever are slidably matched, and drive connection bar swings in lever rotation；The lever
Tail end be provided with afterbody chute；
First driving means, the first driving means include the first leading screw, drive the first leading screw rotate Power Component and
The first screw block on the first leading screw；
Second driving means, second driving means include the second leading screw, drive the second leading screw rotate Power Component and
The second screw block on the second leading screw；
First screw block is flexibly connected with the middle part of lever；The connecting portion of second screw block is arranged in afterbody chute
It is slidably connected with which.
2. bolt driving mechanism as claimed in claim 1, it is characterised in that：Folder between the fork and connecting rod of the swing arm
Angle is at an acute angle.
3. bolt driving mechanism as claimed in claim 1, it is characterised in that：The head end of the lever is slidably matched with connecting rod
Structure is：The chute of connecting rod tail end is poroid in half oval or oval is poroid, and the head end of the lever is provided with cylinder
The connecting pin of shape, the connecting pin are arranged on the inwall sliding contact in the chute of connecting rod with connecting rod；Or the lever
Head end with connecting rod sliding matching structure is：The head end that connecting rod tail end has connecting pin, the lever is provided with half oval
The poroid stem chute of poroid or oval, the connecting pin are arranged on the inwall sliding contact in stem chute with lever.
4. bolt driving mechanism as claimed in claim 1, it is characterised in that：The first driving means and the second driving means
A Power Component is each configured with, the Power Component includes motor, and the rotating shaft of motor passes through reduction gearing and first
Leading screw or the connection of the second leading screw drive its rotation.
5. bolt driving mechanism as claimed in claim 1, it is characterised in that：Match somebody with somebody one end of first leading screw and the second leading screw
It is equipped with bearing.
6. bolt driving mechanism as claimed in claim 1, it is characterised in that：The bolt driving mechanism also bag check device,
The torque spring that the check device is included the feeler being arranged in swing arm and coordinated with feeler；The torque spring includes solid
Determine foot and stress foot, the stress foot has the first stress section and the second stress section, the feeler and first when the fork is return
Stress section is contacted, and is contacted with the second stress section after feeler deflection when the fork stretches out.
7. bolt driving mechanism as claimed in claim 6, it is characterised in that：Axis hole is provided with the swing arm.
8. a kind of bolt device, including dead bolt and bolt driving mechanism, it is characterised in that：
One end that the dead bolt is arranged in lock body is provided with dead bolt chute；
The bolt driving mechanism includes：
Swing arm, the swing arm are included for driving the fork and connecting rod of dead bolt, the embedded dead bolt chute in one end of the fork
It is interior and swing when drive dead bolt；
Lever, head end and the connecting rod of the lever are slidably matched, and drive connection bar swings in lever rotation；The lever
Tail end be provided with afterbody chute；
First driving means, the first driving means include the first leading screw, drive the first leading screw rotate Power Component and
The first screw block on the first leading screw；
Second driving means, second driving means include the second leading screw, drive the second leading screw rotate Power Component and
The second screw block on the second leading screw；
First screw block is flexibly connected with the middle part of lever；The connecting portion of second screw block is arranged in afterbody chute
It is slidably connected with which.
9. a kind of electric control door lock, including lock body and the dead bolt in lock body, it is characterised in that：Also include claim 1 ~
Arbitrary described bolt driving mechanism in 7.
10. electric control door lock as claimed in claim 10, it is characterised in that：It is provided with the lock body motorized for pacifying
The bearing groove of motor slot and installation bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226004.7A CN106522660B (en) | 2016-12-27 | 2016-12-27 | A kind of bolt driving mechanism, bolt device and electric control door lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611226004.7A CN106522660B (en) | 2016-12-27 | 2016-12-27 | A kind of bolt driving mechanism, bolt device and electric control door lock |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106522660A true CN106522660A (en) | 2017-03-22 |
| CN106522660B CN106522660B (en) | 2017-08-25 |
Family
ID=58337587
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611226004.7A Active CN106522660B (en) | 2016-12-27 | 2016-12-27 | A kind of bolt driving mechanism, bolt device and electric control door lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106522660B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201050229Y (en) * | 2007-06-01 | 2008-04-23 | 孔令泰 | Motor drive device for electronic lock |
| CN201896503U (en) * | 2010-12-20 | 2011-07-13 | 成素华 | Dual-motor electronic anti-theft lock |
| CN102587736A (en) * | 2012-03-31 | 2012-07-18 | 深圳宝嘉电子设备有限公司 | Fingerprint encryption electronic lock and bolt driving mechanism thereof |
| DE202013005415U1 (en) * | 2013-06-17 | 2014-09-18 | Carl Wittkopp Gmbh | Locking device, in particular lock |
| CN104727652A (en) * | 2015-01-23 | 2015-06-24 | 中国船舶重工集团公司第七一八研究所 | Motor assembly for intelligent electronic door lock |
| CN204850749U (en) * | 2015-07-17 | 2015-12-09 | 蔡振巧 | Automatic intelligence lock |
-
2016
- 2016-12-27 CN CN201611226004.7A patent/CN106522660B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201050229Y (en) * | 2007-06-01 | 2008-04-23 | 孔令泰 | Motor drive device for electronic lock |
| CN201896503U (en) * | 2010-12-20 | 2011-07-13 | 成素华 | Dual-motor electronic anti-theft lock |
| CN102587736A (en) * | 2012-03-31 | 2012-07-18 | 深圳宝嘉电子设备有限公司 | Fingerprint encryption electronic lock and bolt driving mechanism thereof |
| DE202013005415U1 (en) * | 2013-06-17 | 2014-09-18 | Carl Wittkopp Gmbh | Locking device, in particular lock |
| CN104727652A (en) * | 2015-01-23 | 2015-06-24 | 中国船舶重工集团公司第七一八研究所 | Motor assembly for intelligent electronic door lock |
| CN204850749U (en) * | 2015-07-17 | 2015-12-09 | 蔡振巧 | Automatic intelligence lock |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106522660B (en) | 2017-08-25 |
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