CN2931703Y - Strength-borrowing autorotation plunger theftproof lock - Google Patents
Strength-borrowing autorotation plunger theftproof lock Download PDFInfo
- Publication number
- CN2931703Y CN2931703Y CN 200520049894 CN200520049894U CN2931703Y CN 2931703 Y CN2931703 Y CN 2931703Y CN 200520049894 CN200520049894 CN 200520049894 CN 200520049894 U CN200520049894 U CN 200520049894U CN 2931703 Y CN2931703 Y CN 2931703Y
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- locking bolt
- bolt
- lock
- door
- locking
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- Expired - Fee Related
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Abstract
A theft-proof lock is capable of leading the locking bolt to project and rotate 90 degrees with the impact pressure from closing a door, thereby realizing to lock the door with function of automatic locking. The utility model comprises six parts comprising a spring trigger device, a locking bolt link gear, an inclined dead bolt with a link bar assembly arranged on, a control mechanism for the locking bolt locking automatically, a lock casing assembly, and a rotary bolt which is of two Back-to-back 'E' shape and is provided with a direct ring groove and a rotating straight tooth in the end part, a bumper pin in the middle part, a double projecting hook in the leading end. The utility model is a new theft-proof lock which is characterized in that closing a door does not need to use the key but to move and lead the inclined dead bolt to draw back with the force of closing a door, thereby driving the spring trigger device in the locking bolt to lead the locking bolt link gear to move, achieving automatically to close the door and the bolt, and realizing self-locking. When an intelligence card is used to control the opening of the door, so long as the door handle in the door is tripped, the rotary bolt is moved back and the door is opened. An inner safety pin in the lock controls two ultimate positions of the locking bolt which takes the shape of two Back-to-back 'E', therefore the lock simultaneously has the functions of a channel lock, a theft-proof lock, and the inner safety pin.
Description
Technical field
The utility model relates to a kind of theftproof lock, especially can borrow to close the door that impact force goes up the bolt-lock door automatically and its locking bolt can revolve the theftproof lock that turn 90 degrees.
At present, be widely used in the lockset of family expenses security door, its main lock body adopts straight bolt mostly.After this straight bolt stretched into locking bolt hole in the doorframe, as long as prize the door leaf limit and the doorframe at locking bolt place, straight bolt just was easy to skid off the locking bolt hole from doorframe, and its pick-proof performance is not strong.Also have and adopt the turn lock of bolt of T-shape, its locking bolt stretches into can revolve behind the locking bolt hole on the doorframe again and turn 90 degrees horizontal being buckled on the doorframe, make door be not easy to be pried open by brute force, but its locking bolt can not resist brute force to draw or press on door, and bolt is locked at closing time can not be automatically, needs to stir lock core with key and drives inner rotation mechanism and make and lock bolt, also need twist key piece when opening the door and move back locking bolt, the sliding property of its pick-proof has improved, but its pick-proof draws, pick-proof pressure property is not high and it is still inconvenient to use.
The utility model content
The technical problem that the utility model solved is: provide a kind of pick-proof to draw, pick-proof presses performance superb, use the power of borrowing very easily to revolve body bolt theftproof lock automatically, this lockset adopts straight throw-out collar groove of afterbody band and rotation straight-tooth, middle part band backing pin, " king " font of the prominent hook of head band revolves the body locking bolt and impact spring triggers automatically upward bolt mechanism, be that a kind of switch door does not need to use key, move back in making it and drive the lock body inner spring and trigger link gear realize closing the door automatically upward bolt and self-locking but borrow the power close the door to bump oblique dead bolt, as long as adopting smart card control to pull door handle when opening the door can back out and revolve the novel anti-theft lockset that the body locking bolt opens the door.
The technical scheme that its technical problem that solves the utility model adopts is: this device is made up of from lock control mechanism and lock housing assembly 6 parts locking bolt, spring trigger mechanism, locking bolt link gear, oblique dead bolt and link assembly thereof, locking bolt.This lockset is at closing time, and tiltedly dead bolt bumps with doorframe and shrinks back in lock body, drives lock body inner spring trigger mechanism, uses the locking bolt link gear that action takes place and promotes locking bolt earlier and stretch out and it is revolved turn 90 degrees, finish automatically upward bolt-lock door and self-locking.When opening the door, locking bolt is from the controlled unlatching of lock control mechanism, rotation direction is pulled door handle and is driven the locking bolt link gear and return to reset and make the locking bolt elder generation reverse rotation 90 degree lock body of withdrawing again, continues pulling handle and presses down the dead bolt link assembly dead bolt is return, thereby finish the action of opening the door.
The locking bolt of this lockset, its vertical section are " king " font.Locking bolt head longitudinal section is " 1 " font of the prominent hook of two ends band, and its axis projection is spindle or major axis polygon; Lock bolt rod portion is a cylinder, and its middle part is provided with the backing pin of the outstanding tightening latch of two ends symmetry, and its afterbody is provided with axial promotion annular groove and rotation direction promotes the gear handle.At closing time, vertically promote annular groove by the locking bolt afterbody and axially promote locking bolt, after locking bolt fully axially stretches out, promoting tooth bar with rotation direction again turn 90 degrees by making it to revolve with locking bolt gear shank engagement rotation direction promotion locking bolt, locking bolt is just finished lock a door function and height pick-proof like this: " 1 " font locking bolt head of the prominent hook of band revolves and turn 90 degrees horizontal being buckled on the doorframe in back, and locking bolt can not be skidded off from the doorframe keyhole.The backing pin at lock bolt rod middle part plays longitudinal spacing to locking bolt after revolving and turning 90 degrees, and cooperates with the bolt head to prevent that effectively locking bolt from being prized lock body or being return lock body by brute force by brute force, strengthens locking bolt tension and anti-pressure ability; Promptly finish the locking of locking bolt rotation direction angle by the limitation locking that rotation direction is promoted tooth bar.When opening the door, promote earlier oppositely tooth bar and make counter the turning 90 degrees of locking bolt finish angle and reset, vertically promote annular groove by afterbody again and locking bolt is axially return reset, promptly finish the locking bolt action of opening the door.
The spring of this device can be sent out mechanism, comprises that oblique dead bolt triggers piece, triggers piece torsion spring, shift fork limited block, limited block torsion spring, limited block pin and limited block spacer pin.When at closing time, tiltedly shrink back in lock body and stir oblique dead bolt and trigger piece in dead bolt and the doorframe back that bumps, and tiltedly dead bolt triggers piece and promotes that the shift fork limited block makes it and locking bolt interlock pull-fork assembly breaks away from again, and the latter produces spinning movement under the shift fork torsion spring effect that links.After oblique dead bolt resetted, tiltedly dead bolt triggering piece resetted under the effect of triggering piece torsion spring; Simultaneously, the shift fork limited block also resets under the effect of limited block torsion spring.
The locking bolt link gear of this device comprises locking bolt interlock pull-fork assembly, stirs cam pack, interlock shift fork torsion spring, the axial slurcam of locking bolt, pin rotation direction promote tooth bar, rotation direction tooth bar reset tension spring, driving pair lock connecting rod, driven secondary lock connecting rod, link gear and bearing pin, secondary lock connecting rod alignment pin (positioning sleeve) etc.Locking bolt interlock pull-fork assembly produces spinning movement under the effect of interlock shift fork torsion spring after breaking away from the shift fork limited block, axially promote locking bolt and axially promote to pull locking bolt is stretched out along its axis; It is protruding to drive secondary lock that the gear sheet on the pull-fork assembly of linking simultaneously promotes driving pair lock connecting rod by the engagement of tooth portion, and driven secondary lock is by link gear another secondary lock on also synchronous protruding drives door under the drive of driving pair lock connecting rod.After locking bolt stretches out fully, locking bolt interlock pull-fork assembly continues rotation and promotes rotation direction promotion tooth bar, rotation direction promotes tooth bar rotation direction promotion locking bolt and rotates, when revolving, locking bolt promptly is rotated in place fully after turning 90 degrees when that is to say that two secondary lock connecting rods stretch out fully, it is self-locking that rotation direction promotes that tooth bar fastened by the tooth bar spacer pin, and locking bolt can not angle resets and returns.Only after the tooth bar spacer pin is return, locking bolt interlock pull-fork assembly could oppositely reset under stirring stirring resetting of cam pack, driving rotation direction promotion tooth bar when it resets earlier resets the locking bolt angle, driving locking bolt more axially promotes to pull to retreat locking bolt is axially return, when locking bolt was return also promptly two secondary lock connecting rods fully and driven secondary lock and return fully, locking bolt interlock pull-fork assembly was promptly blocked by the shift fork limited block is spacing.
The oblique dead bolt and the link assembly thereof of this device, comprise oblique dead bolt, oblique tongue locking pull-spring, oblique dead bolt end pin, the oblique dead bolt short connecting rod and the connecting rod tip, tiltedly lock the connecting rod swing handle, when taper pin tongue long connecting rods etc. are reset to the home position when locking bolt interlock pull-fork assembly, stir cam pack and locking bolt interlock shift fork and finish flange interlock disengaging, continue to pull and stir the cam pack certain angle, its another flange contacts and it is pressed down with oblique dead bolt long connecting rod, by oblique dead bolt connecting rod swing handle, tiltedly dead bolt short connecting rod and company's pavilion tip are passed to oblique dead bolt end pin with power, make it drive oblique dead bolt, realize that oblique dead bolt returns to finish the action of opening the door along the axial displacement of lock housing kidney slot.When stir cam pack unclamp reset after, tiltedly dead bolt resets under the effect of oblique tongue locking pull-spring, by the transmission interlock of oblique dead bolt end pin, oblique dead bolt length connecting rod is also finished and is resetted simultaneously.
The locking bolt of this device is from lock control mechanism, comprises tooth bar spacer pin, spacer pin stage clip, stirs pawl, (transmission nut, screw-thread drive shaft and smart card control motor also can substitute with the electromagnet mechanism of smart card control) such as nut support, transmission nut, screw-thread drive shaft and smart card control motors.Rotation direction promotes tooth bar and promotes locking bolt in rotation direction and make to overcome before this in the process of 90 degree rotations the elastic force of spacer pin stage clip and the tooth bar spacer pin is pressed move back, and finishes the oblique tongue of the spacing tip front end of hour rack near action when it and penetrate the self-locking that promptly realizes rotation direction is promoted tooth bar in the self-locking hole that rotation direction promotes the tooth bar front end under its stage clip effect.Receive the enabling signal energising when smart card control motor and start, the screw-thread drive shaft rotation promotes transmission nut on the nut support and then promotion and stirs pawl and make the spacing tip of tooth bar overcome spacer pin stage clip elastic force to return the locking that rotation direction is promoted tooth bar to unclamp.After rotation direction promotion tooth bar was return, the counter-rotating of smart card control motor resetted, that is the tooth bar spacer pin is realized resetting.
The lock housing assembly of this device comprises lock housing, locking closure, locking bolt fore-stock, locking bolt after-poppet, screw pin, lock panel, pad etc.Locking bolt fore-stock, locking bolt after-poppet play the positioning supports effect to locking bolt, locking bolt are freely passed through and spacing to it.
The beneficial effects of the utility model are: scientific and reasonable, the simple for structure easy row of lockset internal placement, its locking bolt compression and tensile strength height and tamper-resistant function are outstanding, can stretch out automatically and revolve to turn 90 degrees at locking bolt at closing time and realize locking and self-locking.Only need pull door handle when opening the door and to realize that moving back bolt opens the door, very easy to use and safety.The interior safety plug that is provided with on the lock body can be controlled stretching out of locking bolt or return, and makes lock have passage lock, theftproof lock, 3 kinds of functions of interior insurance keeper simultaneously.
Description of drawings
Below in conjunction with drawings and Examples the utility model one is gone on foot explanation.
Fig. 1 is the structural representation of the utility model locking bolt.
Fig. 2 is this practical trendy locking bolt and locking bolt link gear position, movement decomposition---original position, action schematic diagram.
Fig. 3 is this practical trendy locking bolt and locking bolt link gear position, movement decomposition---centre position, action schematic diagram.
Fig. 4 is this practical trendy locking bolt and locking bolt link gear position, movement decomposition---terminal location, action schematic diagram.
Fig. 5 is that embodiment opens the door and moves back the structural representation of bolt state.
Fig. 6 is the structural representation of bolt state on the utility model embodiment closes the door.
The specific embodiment
In Fig. 1, locking bolt head 1, lock bolt rod 2, locking bolt backing pin 3, vertically promote annular groove 4, rotation direction and promote gear handle 5 and constitute whole longitudinal section and be " king " font locking bolt, locking bolt head 1 longitudinal section is spindle or major axis polygon for " 1 " font, the axis projection of the prominent hook of two ends band, lock bolt rod 2 is cylindrical, it is part flank profil structure or whole flank profil structure that locking bolt backing pin 3 cross section limit rectangle or circles, rotation direction promote gear handle 5." king " font locking bolt can adopt the integral pressure casting, also can adopt branch to make general assembly then and realize.
In Fig. 2, be with shift fork interlock torsion spring 5 on the locking bolt interlock pull-fork assembly 6, another arm of shift fork interlock torsion spring 5 is by screw latching 4 location.Pin interlock pull-fork assembly 6 produces spinning movement under the effect of shift fork interlock torsion spring 5, the axial slurcam 7 of promotion latching drives the locking bolt 2 that is nested on its bending edges and axially stretches out.Stirring cam pack 23, rotation direction promotes tooth bar 1 and stretches out in the process at locking bolt 2 and do not move.Rotation direction tooth bar reset tension spring 9 is in reset mode, and the one end is fixed on rotation direction and promotes on the tooth bar, and an end is fixed on the rack stroke alignment pin 8.
In Fig. 3, locking bolt 2 has stretched out fully, and locking bolt interlock pull-fork assembly 6 is threaded off the back by under the effect of the spacing interlock shift fork torsion spring 5 of screw pin 4 one ends with the vertical slurcam 7 of locking bolt, continues to carry out spinning movement.Promote tooth bar 1 with rotation direction and collide and drive its straight line and stretch out after locking bolt interlock pull-fork assembly 6 is crossed certain angle, rotation direction promotes tooth bar 1 and overcomes pulling force that an end is fixed on the tooth bar reset tension spring 9 on the rack stroke alignment pin 8 and drive locking bolt 2 and produce and rotatablely move simultaneously.In said process, counterclockwise rotate and stir cam pack 3, the one flange is pushed down locking bolt pull-fork assembly 6 back of the body flanges and can be helped the faster rotation direction promotion tooth bar 1 that more successfully promotes of the latter to finish the rotation direction impetus.
In Fig. 4, locking bolt interlock pull-fork assembly 6 back ofs the body promote rotation direction and promote pulling force that tooth bar 1 overcomes tooth bar extension spring 9 and stretch out and put in place under the effect of the interlock shift fork torsion spring 5 of being lived an arm by screw pin 4 limits, and locking bolt 2 is finished 90 degree rotations.Clockwise direction is pulled and is stirred cam pack 3, the torsion that flange interlock on its flange and the locking bolt linkage unit 6 makes the latter overcome linkage unit torsion spring 5 produces the spinning movement that resets, promoting rotation direction promotion tooth bar 1 returns, reset thereby make locking bolt 2 carry out an angle of 90 degrees degree, the 9 pairs of rotation directions of tooth bar extension spring promote pulling force that tooth bar 1 produces and locking bolt interlock shift fork 6 one and work and guarantee that rotation direction promotion tooth bar 1 is return fully and guarantee that promptly locking bolt 2 angles reset accurately; Continue clockwise direction and pull and stir cam pack 3 and make locking bolt interlock shift fork 6 continue to reset, the latter and locking bolt axially promote to pull 7 and interlock and make it and together reset, and locking bolt axially promotion is pulled 7 and spurred locking bolt 2 simultaneously and return.
Shown in Fig. 5, dead bolt 1 is in the state of stretching out by tiltedly tongue locking pull-spring 41 pullings, and its flexible final position, front and back is limited by screw pin 2.In the time of in it is contracted lock body, its flange is run into and is promoted oblique dead bolt and triggers piece 37, it is the axis of rotation rotation with lock body positioning stud 39 that oblique dead bolt triggering piece 37 overcomes the torsion that triggers piece torsion spring 34, the torsion that shift fork limited block 31 overcomes its upper limit position block torsion spring 32 is run into and promoted to its other end is that axis of rotation rotates with limited block pin 30, just threads off with locking bolt interlock pull-fork assembly 27 after fork limited block 31 rotates to an angle.The clockwise direction rotation takes place down in the twisting force of locking bolt interlock pull-fork assembly 27 interlock shift fork torsion spring 29 thereon, in its when rotation, promotes the axial slurcam 40 of locking bolt and protracts along the axis of locking bolt 7, and promptly the axial slurcam 40 of locking bolt vertically promotes annular groove by locking bolt 7 afterbodys and promotes locking bolt 7 and stretch out along axis; It is that locking bolt 7 is threaded off with the axial slurcam 40 of locking bolt when stretching out fully and continued to rotate that locking bolt interlock pull-fork assembly 27 revolved certain angle, through colliding with the flange of rotation direction promotion tooth bar 22 behind the low-angle and promoting 22 along linear slide, rotation direction promotes tooth bar 22 and promote locking bolt 7 rotations by the engagement rotation direction with locking bolt 7 tail gear shanks in the linear slide process, to cover stroke be that locking bolt 7 turns over 90 when spending when rotation direction promotes tooth bar 22, and rotation direction promotes tooth bar 22 front ends and pinned automatically by tooth bar spacer pin 11.In the process that locking bolt 7 stretches out, rotates, the fluted disc on the locking bolt interlock pull-fork assembly 27 promotes its straight line by the tooth portion engagement with driving pair lock connecting rod 18 and stretches out; Driving pair lock connecting rod 18 stretches out in the process and stretches out by driven secondary lock connecting rod 42 straight lines of the transmission drive of link gear and bearing pin 3,4.The stroke of driving and driven secondary lock connecting rod 18,42 is limited by slave connecting rod set pin sleeve 19,20.Counterclockwise pull and stir cam pack 23, flange that can be by its left side helps it to put in place smoothly promptly to allow locking bolt 7 stretch out fully smoothly and the anglec of rotation puts in place to the back of the body edge spinning of going up of locking bolt interlock pull-fork assembly 27.Be rotated in place when locking bolt stretches out fully, after driving and driven secondary lock connecting rod 18,42 stretches out fully, the position of each component as shown in Figure 6, promptly opposite house is realized locking fully and self-locking.
Shown in Fig. 6, the 21 controlled startings of smart card control motor drive screw drive axle 13 and rotate, transmission nut 17 is protracted on nut support 16 promoting to stir pawl 14 serve as that axle turns clockwise with screw pin 2, drives tooth bar spacer pin 11 when stirring pawl 14 and turning clockwise and overcomes spacer pin stage clip 12 and retreat to unclamp the locking position to rotation direction promotion tooth bar 22.At this moment, pull clockwise by the handle on the door and to stir cam pack 23, its lower right corner flange is exerted pressure to front flange on the locking bolt interlock shift fork group 27 and is made 27 to be rotated counterclockwise and to drive rotation direction and promote tooth bar 22 and return under rotation direction tooth bar reset tension spring 25 cooperates and reset, and promptly the locking bolt angle resets.After rotation direction promoted tooth bar 22 and resets fully, locking bolt interlock pull- fork assembly 27 and 22 was threaded off to continue to collide with the axial slurcam 40 of locking bolt and drive its straight line and is return and promptly spur locking bolt 7 and withdraw in the locking bolts.When returning to initial position, locking bolt interlock pull-fork assembly 27 locked in limited block torsion spring 32 effect lower limit by shift fork limited block 31.Continue to pull clockwise to stir cam pack 23, the long pavilion 26 that connects of the oblique dead bolt of promotion presses down after crossing certain angle, by oblique dead bolt connecting rod swing handle 36, tiltedly the transmission of dead bolt short connecting rod and link pin 35 promote oblique dead bolt end pin 38 drive oblique dead bolt 1 retreat to lock complete in, promptly realize opening the door.Among the figure, 7 of 10 pairs of locking bolts of locking bolt fore-stock 9 locking bolt after-poppets supporting positioning action, locking bolt fore-stock 9 cooperate again lock panel 15 stretch out fully at locking bolt 7, be rotated in place the back by the pin backing pin to 7 powerful positioning actions of locking bolt with the tension resistance to compression.Safety plug 28 can be by implementing the control fully to locking bolt 7 in panel screw 5 was fixedly connected on the lock housing 24 by locking bolt fore-stock 9 locking bolt panel 15 and pad to the locking of two end positions of locking bolt interlock pull-fork assembly 27: safety plug 28 in depressing when locking bolt links pull-fork assembly 27 place original positions, depress oblique dead bolt 1, locking bolt 7 can not stretch out yet, tiltedly dead bolt only plays simple windproof dead bolt effect, can pull by door handle inside and outside the door and open the door, this moment, theftproof lock only played the passage lock effect; Safety plug 28 in when locking bolt interlock pull-fork assembly 27 is in terminal location, depressing, locking bolt 7 promptly becomes an interior lock at this moment, even can not open the door holding the card that opens the door (or key) outdoors; Safety plug 28 in does not depress two positions, locking bolt 7 just is in free state, then goes up bolt-lock door and self-locking when being triggered automatically, then can move back bolt by the door handle effect during controlled unlatching and open the door.
Claims (1)
1, a kind of power of borrowing is rotated the bolt theftproof lock automatically, it is made up of from lock control mechanism and lock housing assembly 6 parts " king " font locking bolt, spring trigger mechanism, locking bolt link gear, oblique dead bolt and link assembly thereof, locking bolt, it is characterized in that: the locking bolt vertical section is " king " font, locking bolt head longitudinal section is " 1 " font of the prominent hook of two ends band, and axis projection is spindle or major axis polygon; Lock bolt rod portion is a cylinder, and its middle part is provided with the backing pin of the outstanding tightening latch of two ends symmetry; The locking bolt afterbody is provided with vertical promotion groove and rotation direction promotes the gear handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520049894 CN2931703Y (en) | 2005-04-29 | 2005-04-29 | Strength-borrowing autorotation plunger theftproof lock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520049894 CN2931703Y (en) | 2005-04-29 | 2005-04-29 | Strength-borrowing autorotation plunger theftproof lock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2931703Y true CN2931703Y (en) | 2007-08-08 |
Family
ID=38348203
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520049894 Expired - Fee Related CN2931703Y (en) | 2005-04-29 | 2005-04-29 | Strength-borrowing autorotation plunger theftproof lock |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2931703Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818597A (en) * | 2009-02-26 | 2010-09-01 | 陈万儒 | Safety door lock |
| CN107023217A (en) * | 2017-05-03 | 2017-08-08 | 薛建能 | A kind of control drive device hand-drive lock body |
| CN107060528A (en) * | 2017-03-01 | 2017-08-18 | 中山市智联安防科技有限公司 | It is a kind of to have from the door lock for responding mechanism for locking up |
| CN107083872A (en) * | 2017-05-03 | 2017-08-22 | 薛建能 | One kind is hand-drive lock body |
| CN108286375A (en) * | 2017-12-29 | 2018-07-17 | 青岛海尔股份有限公司 | A kind of refrigerating plant |
| CN108756514A (en) * | 2018-06-29 | 2018-11-06 | 中山市志宇安防科技有限公司 | A kind of full-automatic lock body of double lock tongue |
-
2005
- 2005-04-29 CN CN 200520049894 patent/CN2931703Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101818597A (en) * | 2009-02-26 | 2010-09-01 | 陈万儒 | Safety door lock |
| CN107060528A (en) * | 2017-03-01 | 2017-08-18 | 中山市智联安防科技有限公司 | It is a kind of to have from the door lock for responding mechanism for locking up |
| CN107023217A (en) * | 2017-05-03 | 2017-08-08 | 薛建能 | A kind of control drive device hand-drive lock body |
| CN107083872A (en) * | 2017-05-03 | 2017-08-22 | 薛建能 | One kind is hand-drive lock body |
| CN108286375A (en) * | 2017-12-29 | 2018-07-17 | 青岛海尔股份有限公司 | A kind of refrigerating plant |
| CN108756514A (en) * | 2018-06-29 | 2018-11-06 | 中山市志宇安防科技有限公司 | A kind of full-automatic lock body of double lock tongue |
| CN108756514B (en) * | 2018-06-29 | 2024-02-02 | 狮柯智控科技(深圳)有限公司 | Double-bolt full-automatic lock body |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070808 Termination date: 20120429 |