CN105735750B - A kind of theftproof lock that rotation cam is fixed with movable jaw - Google Patents

A kind of theftproof lock that rotation cam is fixed with movable jaw Download PDF

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Publication number
CN105735750B
CN105735750B CN201610066055.1A CN201610066055A CN105735750B CN 105735750 B CN105735750 B CN 105735750B CN 201610066055 A CN201610066055 A CN 201610066055A CN 105735750 B CN105735750 B CN 105735750B
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CN
China
Prior art keywords
movable jaw
rotation cam
pin
housing
lock core
Prior art date
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Active
Application number
CN201610066055.1A
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Chinese (zh)
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CN105735750A (en
Inventor
聂雄
邓新平
唐宾
傅小妮
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Guangxi University
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Guangxi University
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Publication date
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Priority to CN201610066055.1A priority Critical patent/CN105735750B/en
Publication of CN105735750A publication Critical patent/CN105735750A/en
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Publication of CN105735750B publication Critical patent/CN105735750B/en
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Classifications

    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B47/0001Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof
    • E05B47/0002Operating or controlling locks or other fastening devices by electric or magnetic means with electric actuators; Constructional features thereof with electromagnets
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B15/00Other details of locks; Parts for engagement by bolts of fastening devices
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B17/00Accessories in connection with locks
    • E05B17/20Means independent of the locking mechanism for preventing unauthorised opening, e.g. for securing the bolt in the fastening position
    • E05B17/2084Means to prevent forced opening by attack, tampering or jimmying
    • E05B17/2092Means responsive to tampering or attack providing additional locking
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B2047/0093Operating or controlling locks or other fastening devices by electric or magnetic means including means for preventing manipulation by external shocks, blows or the like
    • EFIXED CONSTRUCTIONS
    • E05LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05BLOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B47/00Operating or controlling locks or other fastening devices by electric or magnetic means
    • E05B2047/0094Mechanical aspects of remotely controlled locks

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  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Details Of Connecting Devices For Male And Female Coupling (AREA)
  • Lock And Its Accessories (AREA)

Abstract

The invention discloses the invention discloses a kind of theftproof lock that rotation cam is fixed with movable jaw, it includes:Housing;Lock core, it is in housing;The rear end connection of plectrum, its front end and lock core;Baffle plate, it is located at the rear portion of housing;Rotation cam, it is provided with even number breaker slot, and it is arranged on baffle plate, and plectrum rear end is connected with rotation cam;Movable jaw, it is arranged in housing, and it is provided with a pair of rear claws and is provided with a front claw;Front claw is connected with housing by the first spring, and it is provided with pilot hole;Calutron, it is used to control movable jaw to reset forward;Bayonet lock, it includes:First pin, its one end are acted against in the side wall of lock core, and the other end is sheathed in pilot hole;Second pin, its one end are sheathed in pilot hole and act against the other end of the first pin;3rd pin, its one end act against the other end of the second pin, and the other end is connected with housing by second spring.The present invention being capable of locked lock core and simple in construction solid and reliablely.

Description

A kind of theftproof lock that rotation cam is fixed with movable jaw
Technical field
The present invention relates to a kind of theftproof lock, more particularly to a kind of theftproof lock that rotation cam is fixed with movable jaw.
Background technology
Mechanical lock is typically made up of lock body, rotation lock core, transmission mechanism, main insurance locking bolt and latch bolt etc..Rotating lock core is Critical component, include and rotate lock core pellet group.The action and movement range for rotating lock core marble are determined by key, are only run into just True key, correct position can just be moved to by rotating lock core marble, and lock core can just rotate or other forms motion, and then drives Transmission mechanism completes unlocking action.The mechanical lock of in the market, changes in any case, and the design of most locksets has a common spy Point, i.e. unlocking mechanism action before, between each pellet group and other related unlocking executing agencies all the time in contact with each other or certain Contact status so that technology opens lockset and possibility be present.
In order to improve the protection level of theftproof lock, Most designers all as possible complicate lock core internal structure, strive new It is clever unique, size of key is increased, its shortcoming is to increase required precision and manufacture difficulty, and cost also improves therewith, and so doing can Mechanical strength can be caused to reduce, need to prevent from destroying with elevating mechanism intensity with special quality material again.Lockset also Anti- technology unlatching ability is stronger, but unlocking operation process is comparatively laborious.
The information for being disclosed in the background section is merely intended to understanding of the increase to the general background of the present invention, without answering It has been the prior art well known to persons skilled in the art when being considered as recognizing or implying the information structure in any form.
The content of the invention
It is existing so as to overcome it is an object of the invention to provide a kind of theftproof lock that rotation cam is fixed with movable jaw The shortcomings that complicated and manufacturing cost of the high theftproof lock of protection level is higher.
To achieve the above object, the invention provides a kind of theftproof lock that rotation cam is fixed with movable jaw, including:Shell Body;Lock core, it is rotatably arranged in the housing, and the front end of the lock core is be provided with keyhole one End;Plectrum, its front end and the rear end of the lock core are attached;Baffle plate, it is arranged at the rear portion of the housing;Rotation cam, Its is in the form of annular discs, and the edge of the rotation cam is circumferentially equably arranged with even number breaker slot;The rotation cam is can turn Dynamic mode is arranged on the baffle plate, and the rear end of the plectrum is attached with the rotation cam;Movable jaw, it is with can The mode slid back and forth is arranged in the housing, and the movable jaw is between the lock core and the baffle plate;The active card Pawl is symmetrically convexly equipped with a pair of rear claws corresponding with the breaker slot in the rotation cam backward, and the movable jaw is to lordosis Provided with a front claw;The rear end of the front claw is attached with the housing by one first spring, and the front claw On be provided with a pilot hole, the axis of the pilot hole is perpendicular to the front claw;Calutron, it is used to control the activity Claw resets forward;And bayonet lock, it includes:First pin, its one end are acted against in the side wall of the lock core, and first pin The other end of post is movably set in the pilot hole;Second pin, its one end are movably set in the pilot hole and leaned In the other end of first pin;The other end of second pin is stretched out in outside the pilot hole;The length of second pin Length of the degree equal to the pilot hole;And the 3rd pin, its one end act against the other end of second pin, and the 3rd The other end of pin is attached with the housing by a second spring.
Preferably, in above-mentioned technical proposal, the rotation cam is convexly equipped in the rear plate face of the baffle plate.
Preferably, in above-mentioned technical proposal, the rear end of the lock core is provided with a cross clamping groove, the front end of the plectrum By a cross fixture block inlay card in the cross clamping groove.
Preferably, in above-mentioned technical proposal, the rotation cam is provided with a word neck, and the plectrum is in flat board Shape, the rear end inlay card of the plectrum is in the word neck.
Preferably, in above-mentioned technical proposal, the edge of the rotation cam is circumferentially equably arranged with four systems Dynamic groove.
Preferably, in above-mentioned technical proposal, the breaker slot is U-lag.
Preferably, in above-mentioned technical proposal, the front claw and the rear claw are cylindrical.
Preferably, in above-mentioned technical proposal, the calutron is electromagnet coil, and the electromagnet coil is sheathed on described On movable jaw, both gaps coordinate.
Preferably, in above-mentioned technical proposal, in addition to remote control reception plate, the remote control reception plate connect with the calutron Connect.
Preferably, in above-mentioned technical proposal, in addition to remote control, the remote control and the remote control reception plate wireless connection.
Preferably, in above-mentioned technical proposal, a movable cotter way and one and the movable cotter way are provided with the housing Vertical bayonet lock groove, the movable cotter way are used to install the movable jaw, and the bayonet lock groove is used to install the bayonet lock and institute State second spring.
Compared with prior art, the present invention has the advantages that:
1. for the present invention when lock core is destroyed by external force and is subjected to displacement, a pair of rear claws of movable jaw are stuck in rotation cam In two breaker slots, lock core just can not rotate, and various unlocking tools will be unable to play a role, and it being capable of locked lock solid and reliablely Core, particularly suitable for the antitheft use with instruments such as screwdriver, screwdrivers by keyhole violence damage situation.In addition, when antitheft For lock once be in locking state, the magnetic fields of calutron will reset movable jaw, and theftproof lock is returned to again can be by Key Normal on state.
2. the present invention is to set up the structure for locked lock core in common locking, its simple in construction and manufacturing cost is low, It is adapted to batch production.Environmentally it can also make applied to other lock such as antitheft door, safety cabinet, national treasury in addition, the present invention does not limit to With.
Brief description of the drawings
Fig. 1 is that movable jaw, bayonet lock and the lock core of the theftproof lock for fixing rotation cam with movable jaw according to the present invention enter The top view that row coordinates.
Fig. 2 is the rearview for fixing rotation cam with movable jaw according to the present invention.
Fig. 3 is the structural representation according to the movable jaw of the present invention.
Fig. 4 is the schematic diagram according to Electromagnetic Control of the present invention.
Main Reference Numerals explanation:
1- housings;11- activity cotter ways;12- bayonet lock grooves;2- lock cores;3- plectrums;4- baffle plates;5- rotation cams, 51- brakings Groove;6- movable jaws, 61- rear claws, 62- front claws, 63- pilot holes;The springs of 7- first;8- bayonet locks, the pins of 81- first, 82- Second pin, the pins of 83- the 3rd, 9- second springs, 10- groove lids, 13- electromagnet coils, 14- electromagnetism iron skeletons, 15- fix spiral shell Nail, 16- remote control reception plates.
Embodiment
Below in conjunction with the accompanying drawings, the embodiment of the present invention is described in detail, it is to be understood that the guarantor of the present invention Shield scope is not limited by embodiment.
Explicitly indicated that unless otherwise other, otherwise in entire disclosure and claims, term " comprising " or its change Change such as "comprising" or " including " etc. and will be understood to comprise stated element or part, and do not exclude other members Part or other parts.
Fig. 1 to Fig. 3 is shown according to the preferred embodiment of the present invention a kind of fixes rotation cam with movable claw The structural representation of theftproof lock, the theftproof lock that rotation cam is fixed with movable claw include housing 1, lock core 2, plectrum 3, gear Plate 4, rotation cam 5, movable jaw 6, bayonet lock 8, calutron, remote control reception plate and remote control, with reference to figure 1 and Fig. 2, lock core 2 side wall is the face of cylinder, and lock core 2 is rotatably arranged in housing 1, and the front end of lock core 2 is to be provided with key The one end in hole, lock core 2 can be rotated freely under normal condition, so as to realize opening or closing for lock.Plectrum 3 is in flat flat board Shape, its length × wide specification is 7mm × 3mm.The front end of plectrum 3 and the rear end of lock core 2 are attached, so that plectrum 3 is normal It can be rotated under state with lock core 2.Preferably, the rear end of lock core 2 is provided with a cross clamping groove, the front end of plectrum 3 By a cross fixture block inlay card in cross clamping groove.
With continued reference to Fig. 2, baffle plate 4 is fixedly installed on the rear portion of housing 1.Rotation cam 5 to be discoid, rotation cam 5 Edge is circumferentially equably arranged with even number breaker slot 51, it is preferable that the edge of rotation cam 5 is circumferentially equably arranged with Four breaker slots 51.It is further preferred that breaker slot 51 is U-lag.Rotation cam 5 is rotatably arranged at baffle plate On 4, and preferably, rotation cam 5 is convexly equipped in the rear plate face of baffle plate 4.The rear end of plectrum 3 is attached with rotation cam 5, normally Under state, rotation cam 5 by plectrum 3 as lock core 2 is rotated, not influence the normal use of lock core 2.Preferably, turn The centre of moving cam 5 is provided with a word neck, and the specification of a word neck can be 8mm × 3.5mm, because plectrum 3 is in inclined Tabular, the rear end of plectrum 3 can directly inlay card in a word neck.
With continued reference to Fig. 1, movable jaw 6 is arranged in a manner of it can slide back and forth in housing 1, and movable jaw 6 is located at Between lock core 2 and baffle plate 4, the back end activity of plectrum 3 is attached after passing through movable jaw 6 with rotating boss 5.With reference to the He of figure 1 Fig. 3, movable jaw 6 are symmetrically convexly equipped with a pair of rear claws 61 corresponding with the breaker slot 51 in rotation cam 5, and activity backward Claw 6 is convexly equipped with forward a front claw 62, and the rear end of front claw 62 is attached with housing 1 by one first spring 7, and preceding A pilot hole 63 is provided with claw 62, the axis of pilot hole 63 is perpendicular to front claw 62, it is preferable that front claw 62 and rear claw 61 is cylindrical.When movable jaw 6 is overall to be moved rearwards, two rear claws 61 each can activity be inserted in rotation cam In one on 5 breaker slot 51 aligned with it.Preferably, the width of breaker slot 51 is 3.3mm to the present invention, rear claw 61 it is straight Footpath is 3mm, and the distance at the bottom land semicircle orifice of breaker slot 51 and the center of rotation cam 5 is 10mm, between two rear claws 61 Distance at least 20mm, the present invention takes both distances to be slightly over 20mm, so that two rear claws 61 can be smoothly inserted into Into corresponding two breaker slots 51.
With continued reference to Fig. 1, bayonet lock 8 includes the first pin 81, the second pin 82 and the 3rd pin 83, the first pin 81 One end is acted against in the side wall of lock core 2, and the other end of the first pin 81 is movably set in the pilot hole 63 of front claw 62, the One end of two pins 82 is movably set in pilot hole 63, and one end that the second pin 82 is sheathed in pilot hole 63 acts against The other end of one pin 81, the other end of the second pin 82 are stretched out in outside pilot hole 63, the length and guiding of the second pin 82 The equal length in hole 63.One end of 3rd pin 83 acts against the other end of the second pin 82, and the other end of the 3rd pin 83 It is attached with housing 1 by a second spring 9.It is living between first pin 81, the second pin 82 and the three of the 3rd pin 83 Dynamic contact, simply leaned in second spring 9 in same straight line with three in the presence of pilot hole 63 together with.Preferably, shell The a movable cotter way 11 and one bayonet lock groove 12 vertical with movable cotter way 11 is provided with body 1, movable cotter way 11 is used to install work Dynamic claw 6.Bayonet lock groove 12 is used to install bayonet lock 8 and second spring 9, second spring 9 be located in the other end of the 3rd pin 83 with Between one groove lid 10, groove lid 10 is sealed at the notch of bayonet lock groove 12.
With continued reference to Fig. 1, calutron is introduced, the calutron is used to control movable jaw 6 to reset forward, specifically For the calutron is electromagnet coil 13, before the electromagnet coil 13 is sheathed on movable jaw 6 by electromagnetism iron skeleton 14 On claw 62, both gaps coordinate, and are locked using two fixing screws 15, it is preferable that and the external diameter of electromagnet coil 13 is 25mm, The diameter of bore of electromagnetism iron skeleton 14 is 4mm, more slightly larger than the diameter 3mm of front claw 62.Wherein, as shown in figure 4, electromagnet coil 13 lead is connected with a remote control reception plate 16, and remote control reception plate 16 is then connected by wireless signal with hand-held remote controller.Just During normally opened lock, hand-held remote controller does not work, and electromagnet coil 13 does not also work, it is only necessary to is unlocked using key can or instead Lock;Only after lock core 2 is by violence damage, and triggered activity claw 6 is stuck, remote control control electromagnetism can be used in owner Iron coil 13 resets movable jaw 6, and as remote control to control receiver board 16 is shaken sends encoded signal, the identification of remote control reception plate 16 connects When the coding received is identical with the machine coding, the power supply of electromagnet coil 13 is connected, produces the movable jaw 6 that electromagnetic force will shift Retract, the theftproof lock is returned to available key Normal on state.
The present invention is in normal operating condition, the first pin of face 81 of lock core 2, and second spring 9 is in compressive state, and the One pin 81 and the second pin 82 are that part is sheathed in the pilot hole 63 of front claw 62, and the first spring 7 is also at compression shape State, the rear end of two rear claws 61 are located at the front of rotating boss 5, and it is not contacted with rotating boss 5.When lock core 2 is strong by external force When row destroys, lock core 2 can shift, and so as to be no longer aligned with the first pin 81, then second spring 9 will be three pins together Ejected to the side where lock core 2, when the first pin 81 is ejected pilot hole 63 by the second pin 82 completely, in the first spring 7 In the presence of, movable jaw 6 is overall to be just moved rearwards together with the second pin 82, is turned to when lock core 2 is opened by force When the symmetrical breaker slot 51 of two of which of rotation cam 5 aligns two rear claws 61, the rear end of two rear claws 61 is just each to insert Enter into corresponding breaker slot 51, movable jaw 6 limits lock core 2 by the rotation of two limitation rotation cams 5 of rear claws 61 Rotation, so as to locked lock core 2, to avoid lock from being forcibly opened, reach antitheft purpose.Therefore, the present invention passes through rear claw 61 It is stuck in the breaker slot 51 of rotation cam 5, lock core 2 just can not rotate, and various unlocking tools will be unable to play a role, and it being capable of jail Gu reliably locked lock core 2.In addition, by remote control, remote control reception plate 16 and electromagnet coil 13 movable jaw 6 can be made multiple Position, theftproof lock is returned to again can be by key Normal on state.
The present invention is to set up the structure for locked lock core 2 in common locking, and its simple in construction and manufacturing cost is low, is fitted Close batch production.Environmentally it can also be used applied to other lock such as antitheft door, safety cabinet, national treasury in addition, the present invention does not limit to.
The description of the foregoing specific illustrative embodiment to the present invention is to illustrate and the purpose of illustration.These descriptions It is not wishing to limit the invention to disclosed precise forms, and it will be apparent that according to above-mentioned teaching, can be much changed And change.The purpose of selecting and describing the exemplary embodiment is that explain that the certain principles of the present invention and its reality should With so that those skilled in the art can realize and utilize the present invention a variety of exemplaries and Various chooses and changes.The scope of the present invention is intended to be limited by claims and its equivalents.

Claims (10)

  1. A kind of 1. theftproof lock that rotation cam is fixed with movable jaw, it is characterised in that including:
    Housing;
    Lock core, it is rotatably arranged in the housing, and the front end of the lock core is be provided with keyhole one End;
    Plectrum, its front end and the rear end of the lock core are attached;
    Baffle plate, it is arranged at the rear portion of the housing;
    Rotation cam, its is in the form of annular discs, and the edge of the rotation cam is circumferentially equably arranged with even number breaker slot;The rotation Cam is rotatably arranged on the baffle plate, and the rear end of the plectrum is attached with the rotation cam;
    Movable jaw, it is arranged in a manner of it can slide back and forth in the housing, the movable jaw be located at the lock core with Between the baffle plate;The movable jaw is symmetrically convexly equipped with a pair of rear cards corresponding with the breaker slot in the rotation cam backward Pawl, and the movable jaw is convexly equipped with forward a front claw;The rear end of the front claw passes through one first spring with the housing It is attached, and a pilot hole is provided with the front claw, the axis of the pilot hole is perpendicular to the front claw;
    Calutron, it is used to control the movable jaw to reset forward;And
    Bayonet lock, it includes:
    First pin, its one end are acted against in the side wall of the lock core, and the other end of first pin be movably set in it is described In pilot hole;
    Second pin, its one end are movably set in the pilot hole and act against the other end of first pin;This second The other end of pin is stretched out in outside the pilot hole;The length of second pin is equal to the length of the pilot hole;And
    3rd pin, its one end act against the other end of second pin, and the 3rd pin
    The other end is attached with the housing by a second spring.
  2. 2. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that the rotation is convex Wheel is convexly equipped in the rear plate face of the baffle plate.
  3. 3. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that the lock core Rear end is provided with a cross clamping groove, and the front end of the plectrum is by a cross fixture block inlay card in the cross clamping groove.
  4. 4. the theftproof lock according to claim 3 that rotation cam is fixed with movable jaw, it is characterised in that the rotation is convex Wheel is provided with a word neck, and the plectrum is in tabular, and the rear end inlay card of the plectrum is in the word neck.
  5. 5. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that the rotation is convex The edge of wheel is circumferentially equably arranged with four breaker slots.
  6. 6. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that in the housing A movable cotter way and a bayonet lock groove vertical with the movable cotter way are provided with, the movable cotter way is used to install the activity Claw, the bayonet lock groove are used to install the bayonet lock and the second spring.
  7. 7. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that the front claw It is cylindrical with the rear claw.
  8. 8. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that the electromagnetic installing Electromagnet coil is set to, the electromagnet coil is sheathed on the movable jaw, and both gaps coordinate.
  9. 9. the theftproof lock according to claim 1 that rotation cam is fixed with movable jaw, it is characterised in that also include remote control Receiver board, the remote control reception plate are connected with the calutron.
  10. 10. the theftproof lock according to claim 9 that rotation cam is fixed with movable jaw, it is characterised in that also including distant Control device, the remote control and the remote control reception plate wireless connection.
CN201610066055.1A 2016-01-29 2016-01-29 A kind of theftproof lock that rotation cam is fixed with movable jaw Active CN105735750B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610066055.1A CN105735750B (en) 2016-01-29 2016-01-29 A kind of theftproof lock that rotation cam is fixed with movable jaw

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610066055.1A CN105735750B (en) 2016-01-29 2016-01-29 A kind of theftproof lock that rotation cam is fixed with movable jaw

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Publication Number Publication Date
CN105735750A CN105735750A (en) 2016-07-06
CN105735750B true CN105735750B (en) 2018-04-06

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110206410B (en) * 2018-08-14 2024-01-05 江西百胜智能科技股份有限公司 Automatic latch lock of vertical hinged door and vertical hinged door
CN110043137B (en) * 2019-05-06 2023-11-03 厦门美科安防科技股份有限公司 Passive padlock

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4171089B2 (en) * 1997-07-29 2008-10-22 美和ロック株式会社 Locking device
CN2420387Y (en) * 2000-05-17 2001-02-21 刘福财 Interlocking mechanism for alarm anti-theft door
CN201460453U (en) * 2009-08-14 2010-05-12 刘胜忠 Staggered anti-theft lock and key thereof
CN104727651A (en) * 2015-01-20 2015-06-24 余虹仪 Magnetic electromechanical interlocking anti-theft alarm lock
CN104847172B (en) * 2015-06-12 2017-04-26 杨振勇 Lock cylinder with limited posts

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