CN103573045B - A kind of heavy shank type intelligent and safe lock - Google Patents
A kind of heavy shank type intelligent and safe lock Download PDFInfo
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- CN103573045B CN103573045B CN201310434538.9A CN201310434538A CN103573045B CN 103573045 B CN103573045 B CN 103573045B CN 201310434538 A CN201310434538 A CN 201310434538A CN 103573045 B CN103573045 B CN 103573045B
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- drain pan
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Abstract
A heavy shank type intelligent and safe lock, it is sunk in lock body cover by the handle turned to open.Comprise handle, upper cover plate, drain pan, for the motor drive mechanism by handle locking and unblock in groove, for preventing the PUSH elastic mechanism opening by mistake door, there is Square lock bolt, hook lock tongue and universe rod hook, for electric energy is conducted to the wireless power transmission circuit of handle from drain pan, there is card reading circuit, there is the code keypad of identity validation, there is the camera of field scene, for controlling driving and the control panel circuit with compunlcation, be used to indicate the indicator lamp of state, for the illumination LED lamp plate of light filling.Handle of the present invention can receive in lock body, " PUSH " of the present invention elastic mechanism ensures that handle can not lift and energy automatic locking by mistake.Handle electricity consumption of the present invention is by the conduction of wireless coupling technique, can not leak electricity.Safety lock of the present invention can be used in supervision (prison, detention house) place to the full extent, prevents being given as security personnel's autotomy, violence departs from handle.
Description
Technical field
The present invention discloses a kind of safety lock, particularly a kind of heavy shank type intelligent and safe lock, be used in special place, as: supervision (prison, detention house, narcotic house, non-pipe etc.) intelligent management lockset, handle sinks in the groove of lock body pedestal, when lack of competence or special tool are opened, handle cannot eject, fanout free region; Utilizing the design of wireless conduct electrical power when this, confirming that circuit is powered, to ensure that handle is safe electroless state when lifting or rotate to the identity Card Reader on handle or keyboard password; Utilize the design of " PUSH " elastic mechanism, ensure that handle can not lift by mistake, and can automatically recover to lock after time delay, greatly improve safety.
Background technology
The handle of traditional door lock all exposes, with at the prison, detention house, non-pipe institute, narcotic house etc. supervise place and there is recessive safety problem, such as: door locking handle is external to be in the way, sharp handle can be used for autotomy the personnel of seeing, handle is departed from the instrument of being used as etc. by violence; And traditional door lock function is single, the dead bolt of horizontal sliding door, translation door is all single, poor stability; And traditional electric control lock, do not solve handle electrical leakage problems, do not solve the long-range problem opening by mistake door yet.
Summary of the invention
For the shortcoming of the above-mentioned existing door lock mentioned, the invention provides a kind of heavy shank type intelligent and safe lock newly, it is designed by special construction, can when locking, " PUSH " elastic mechanism is set ensures that handle can not lift (even if the legal rear drive of authentication has been unblanked by mistake in groove handle being sunk to lock body pedestal, also the PUSH place of handle, at its lower end must manually be pressed, handle of could automatically upspringing.Time-out does not manually press PUSH, and time delay of unblanking terminates rear automatic recovery lockup state) and utilize the design of wireless conduct electrical power conduct electrical energy to handle (Password Input or card reading circuit), handle upspring after auto-breaking, to ensure that handle can not leak electricity; Significantly increase the safety of machinery cabinet lock, realize safety lock truly.
The technical scheme that the present invention solves the employing of its technical problem is: a kind of heavy shank type intelligent and safe lock, safety lock comprises upper cover plate, handle, for upper cover plate being arranged on the drain pan on a body, for the motor drive mechanism that driving handle is locked, the man-operated mechanism of locking for driving handle and mechanism for locking up, upper cover plate is provided with handle groove, handle is arranged in the handle groove above upper cover plate, drain pan is arranged on below upper cover plate, motor drive mechanism and man-operated mechanism correspond respectively to handle and install, mechanism for locking up is arranged in drain pan, handle is arranged on lock shaft, and can rotate along lock shaft, lock shaft drives mechanism for locking up to rotate.
The handle of heavy shank type intelligent and safe lock sinks in lock body pedestal.Safety lock comprises handle and lock body pedestal.Lock body pedestal comprises upper cover plate, for upper cover plate being arranged on the end box on a body.Pedestal have for by the motor drive mechanism of handle locking and unblock in groove, the Square lock bolt being used for locking door and hook lock tongue, with strengthen the universe rod of locking and link up with, be used for handle turn and locking and solution lockwork, handle is arranged on lock shaft, and can rotate along lock shaft, lock shaft drives two class dead bolts (square tongue and hook tongue) and universe rod translation, realizes locking and unblock.The upper cover plate of lock body pedestal is provided with handle groove, handle sinks in groove, unlock after can lift and rotate again, for unblanking.
Described safety lock also comprises universe rod rotating disk link gear, and universe rod rotating disk link gear comprises universe rod rotating disk and is fixed with two universe rod hooks, and universe rod rotating disk is arranged on bottom lock shaft, and lock shaft drives universe rod dial rotation.
Described motor drive mechanism comprises button, button PCB, electromagnet and lock and inserts, and button is arranged on handle, and button PCB is arranged in upper cover plate, and corresponds to button setting, and button PCB controls work of electromagnet, and electromagnet can drive lock to insert motion.
Described lock is inserted and be provided with spring between electromagnet, and spring housing is contained in lock and plugs.
Described man-operated mechanism comprises lock core and lock core transmission accessory, lock core and lock core transmission accessory are installed together, and lock core can be with movable lock core transmission accessory to rotate, and lock core transmission accessory has breach, locking state, lock core transmission accessory can be blocked the lock be arranged in drain pan and insert; Unlocking condition, the breach in lock core transmission accessory is put corresponding to the lock slot be arranged in drain pan.
Described upper cover plate corresponds to lock core position and locking closure is installed.
Be provided with lamp plate in described lock body, lamp plate is provided with illumination LED, is provided with lamp plate box corresponding to LED position, and the exit positions place corresponding to lamp plate box is provided with two light-guiding pillars, and the photoconduction that LED can send by two light-guiding pillars is to handle.
Be provided with driving member below described lock shaft, universe rod rotating disk is arranged on driving member by nut, and lock shaft can drive driving member to rotate, and driving member can drive universe rod dial rotation.
Described mechanism for locking up comprises the first travelling gear, second travelling gear, 3rd travelling gear and the 4th travelling gear, first travelling gear and the second travelling gear are set on the bolster that is fixedly installed in drain pan, 3rd travelling gear and the 4th travelling gear are coaxially arranged, be set on driving member, be fixed with dead bolt between 3rd travelling gear and the 4th travelling gear and dial sheet, first travelling gear and the second travelling gear are meshed with the 3rd travelling gear respectively, latch hook is provided with in drain pan, drain pan corresponds to latch hook position and have through hole, latch hook is provided with salient point, salient point is arranged on the between cog on the first travelling gear, being rotated by the first travelling gear to be with moveable lock hook to rotate, dead bolt is provided with in drain pan, drain pan corresponds to latch bolt position place and have through hole, dead bolt is dialed and sheet is dialed in groove that bar stretches on dead bolt, by rotating lock tongue dial sheet can promote dead bolt stretch, the first tooth bar and the second tooth bar is provided with in drain pan, first tooth bar and the second tooth bar are meshed with the 4th travelling gear respectively, drain pan has through hole corresponding to the first tooth bar and the second rack position place, 4th travelling gear rotates and the first tooth bar and the second tooth bar can be driven simultaneously to stretch out outside drain pan or retract.
The 3rd described travelling gear, the 4th travelling gear and dead bolt are dialed between sheet by the mutual transmission of keyway arrangements.
Safety lock of the present invention also comprises and arranges an elastic mechanism, unblank to drive even if electronic section performs, if do not have on-site manual " to press " action of handle, at its lower end " push " position, handle still sinks in groove, after time delay of unblanking terminates, automatic recovery locking, for stopping improper unblanking.
The present invention sink shank type intelligent and safe lock, devise the circuit of an electromagnetic transmission electric energy, the power supply of electric energy from drain pan passed to the circuit of handle.This wireless mode, after handle lifts in groove, ensures that handle is without electricity, use safety.
The present invention sinks shank type intelligent and safe lock and also comprises Square lock bolt and hook lock tongue two class dead bolt, door can not be open when locking, draw and move separately.
Heavy shank type intelligent and safe lock of the present invention also comprises universe rod rotating disk link gear, universe rod rotating disk link gear comprises universe rod rotating disk and is fixed with two universe rod hooks, universe rod rotating disk is arranged on bottom lock shaft, and lock shaft drives universe rod dial rotation, makes universe rod upper and lower translation.
Heavy shank type intelligent and safe lock of the present invention also comprises the circuit reading identification card, according to authorization conditions, judges whether that execution is unblanked to drive.
Heavy shank type intelligent and safe lock of the present invention also comprises code keypad and circuit, and code keypad is arranged on handle, coordinates identity validation Password Input when swiping the card.
Heavy shank type intelligent and safe lock of the present invention also comprises captures on-the-spot interlock camera, is arranged on and is swiping the card, inputting the on-the-spot image of the scene such as password, enabling candid photograph or obtain on-the-spot video clips.
Heavy shank type intelligent and safe lock of the present invention, its motor drive mechanism comprises button, button PCB, Card Reader coil and Card Reader PCB, control panel circuit, video frequency pick-up head and circuit, electromagnet and lock and inserts, button is arranged on handle, the program that control panel has specialty to write and storage capacity, according to the ability of Card Reader and password confirming analysis mandate, judges whether that controlling lock inserts motion, performs and unblank or locking.
Heavy shank type intelligent and safe lock of the present invention, its handle is provided with lock core, is provided with locking closure corresponding to lock core position.Electronic section all malfunctioning (whole dead electricity or damage) time, can open the door with mechanical key temporarily.Locking closure covers keyhole usually, prevents from being destroyed.
The handle of heavy shank type intelligent and safe lock of the present invention is provided with indicator lamp and lock body pedestal has the lamp plate of illumination LED.The photoconduction that the status lamp of box at the bottom of pedestal can send by two light-guiding pillars to handle, the state of indicating lock.And LED lamp panel can provide the light filling source of code keypad, video frequency pick-up head, can also show " LOGO ".
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Accompanying drawing explanation
Fig. 1 is decomposing state structural representation of the present invention.
Fig. 2 is cross-sectional view of the present invention.
In figure, 1-upper cover plate, 2-handle, 3-drain pan, 4-cover plate screw, 5-screw card, 6-locking closure, 7-lock core, 8-lock core transmission accessory, 9-button, 10-button flexible glue, 11-button PCB, 12-light-guiding pillar, 13-lamp plate box, 14-lamp plate, 15-pin shaft hole, 16-bearing pin, 17-lock shaft, 18-trade mark position, 19-banking stop, 20-driving member, 21-universe rod rotating disk, 22-decorative panel, 23-universe rod is linked up with, 24-decorative panel screw, 25-lock is inserted, 26-spring, 27-electromagnet, 28-the one PCB, 29-the 2nd PCB, 30-cover clamp, 31-U matrix, 32-camera fixture, 33-camera, 34-latch hook, 35-pad, 36-dead bolt, 37-first travelling gear, 38-second travelling gear, 39-the 3rd travelling gear, 40-the 4th travelling gear, 41-dead bolt dials sheet, 42-tooth bar fixture, 43-mainboard lid, 44-mainboard box, 45-first tooth bar, 46-second tooth bar, 47-first stopple, 48-second stopple, 49-the 3rd stopple, 50-nut.
Detailed description of the invention
The present embodiment is the preferred embodiment for the present invention, and other its principles all are identical with the present embodiment or approximate with basic structure, all within scope.
Please refer to accompanying drawing 1 and accompanying drawing 2, the present invention mainly comprises upper cover plate 1, handle 2, drain pan 3, motor drive mechanism, man-operated mechanism and link gear, handle 2 is arranged on above upper cover plate 1, and drain pan 3 is arranged on below upper cover plate 1, the present invention can be arranged on a body by drain pan 3.In the present embodiment, lock core 7 is embedded with in handle 2, be provided with lock core transmission accessory 8(lock core transmission accessory 8 below lock core 7 and be provided with breach), lock core 7 can link with lock core transmission accessory 8, and lock core 7 and lock core transmission accessory 8 form man-operated mechanism, in the present embodiment, outside lock core 7, be provided with locking closure 6, locking closure 6 is arranged on handle 2 by cover plate screw 4, is provided with screw card 5 between cover plate screw 4 and locking closure 6, locking closure 6 can rotate along cover plate screw 4, blocks lock core 7.In the present embodiment, motor drive mechanism comprises button 9, button flexible glue 10, button PCB11 and electromagnet 27, handle 2 is provided with button 9, button flexible glue 10 is provided with below button 9, be provided with button PCB11 below button flexible glue 10, can be inputted by depresses button 9 unblank, upper lock cipher, button PCB11 drive magnet 27, drive lock to insert 25 motions by electromagnet 27, complete and lock and unlock operation.In the present embodiment, be provided with decorative panel 22, play decoration function to entirety above upper cover plate 1, decorative panel 22 one end is installed with trade mark position 18.Be provided with a PCB28 below upper cover plate 1, a PCB28 is provided with control circuit, for controlling work of the present invention, being provided with cover clamp 30 below a PCB28, being arranged in upper cover plate 1 by a PCB28 by cover clamp 30.Upper cover plate 1 internal fixtion is provided with lamp plate 14, lamp plate 14 is provided with illumination LED, lamp plate box 13 is provided with corresponding to illumination LED place, exit positions corresponding to lamp plate box 13 is provided with two light-guiding pillars 12, in the present embodiment, two light-guiding pillars 12 1 be red one for blue, outside the photoconduction that LED can be sent by two light-guiding pillars 12 to handle 2, can be used for showing duty of the present invention.Electromagnet 27 is arranged on below cover clamp 30, corresponding with electromagnet 27 be provided with lock insert 25, electromagnet 27 can drive lock insert 25 stretch, to complete electronic locking and unlock operation, in the present embodiment, lock insert be provided with spring 26 between 25 and electromagnet 27.
In the present invention, be provided with pin shaft hole 15 at handle 2 end, handle 2 is installed together by bearing pin and lock shaft 17, and handle 2 can be rotated along bearing pin, banking stop 19 is installed below lock shaft 17, be provided with driving member 20 below banking stop 19, be provided with universe rod rotating disk 21 below driving member 20, universe rod rotating disk 21 is installed together by nut 50 and driving member 20, when lock shaft 17 rotates, drive driving member 20 to rotate, driving member 20 drives universe rod rotating disk 21 to rotate, and completes and locks and unlocking action.In the present embodiment, universe rod rotating disk 21 is fixed with universe rod hook 23, universe rod hook 23 is provided with two, is respectively used to the thick end of the scroll in connection door body and the thin end of the scroll.
In the present embodiment, first travelling gear 37, second travelling gear 38, the 3rd travelling gear 39 and the 4th travelling gear 40 are installed in drain pan 3, first travelling gear 37 and the second travelling gear 38 are set on bolster, bolster is fixed in drain pan 3,3rd travelling gear 39 and the 4th travelling gear 40 are coaxially arranged, be set on driving member 20, be provided with dead bolt between 3rd travelling gear 39 and the 4th travelling gear 40 and dial sheet 41, the 3rd travelling gear 39, the 4th travelling gear 40 and dead bolt are dialed between sheet 41 by the mutual transmission of keyway arrangements.In the present embodiment, first travelling gear 37 and the second travelling gear 38 are meshed with the 3rd travelling gear 39 respectively, in the present embodiment, latch hook 34 is provided with in drain pan 3, drain pan 3 corresponds to latch hook 34 position and have through hole, latch hook 34 is provided with salient point, and salient point is arranged on the between cog on the first travelling gear 37, being rotated by the first travelling gear 37 to be with moveable lock hook 34 to rotate, thus realizes it and stretch out and be retracted in drain pan 3.In the present embodiment, in drain pan 3, be also provided with dead bolt 36, drain pan 3 corresponds to dead bolt 36 position and have through hole, the bar of dialing that dead bolt is dialed on sheet 41 stretches in the groove of dead bolt 36, dial sheet 41 by rotating lock tongue can promote dead bolt 36 and stretch, realize locking and unblanking.In the present embodiment, the first tooth bar 45 and the second tooth bar 46 is also provided with in drain pan 3, first tooth bar 45 and the second tooth bar 46 are meshed with the 4th travelling gear 40 respectively, drain pan 3 has through hole corresponding to the first tooth bar 45 and the second tooth bar 46 position, and the 4th travelling gear 40 rotates and the first tooth bar 45 and the second tooth bar 46 can be driven simultaneously to stretch out outside drain pan 3 or retract.In the present embodiment, the first tooth bar 45 and the second tooth bar 46 are fixed in drain pan 3 by tooth bar fixture 42.In order to make drain pan 3 have more versatility, it can be arranged on the left of a body or on the right side of door body, and does not need to design separately drain pan 3, and in the present embodiment, the through hole on drain pan 3 is all symmetric design, and its through hole do not used is clogged by stopple.
The present invention is also provided with mainboard box 44 in drain pan 3, and be provided with the 2nd PCB29 in mainboard box 44, mainboard box 44 is provided with mainboard lid 43.
In use, turning handle 2, makes universe rod rotating disk 21 follow rotation in the present invention, meanwhile, latch hook 34, dead bolt 36, first tooth bar 45 and the second tooth bar 46 stretch out outside drain pan 3, complete and lock, in rotation process, play position-limiting action by banking stop 19, prevent its rotation amplitude excessive, after locking, pressure handle 2, makes handle 2 rotate along bearing pin, be pressed in upper cover plate 1, meanwhile, lock inserts 25 gears at lock core transmission accessory 8 place, and handle 2 can not be flicked.When unblanking, can at button 9 place input unlocking cipher, when password is correct, electromagnet 27 starts, pull back lock and insert 25, make lock insert 25 to depart from lock core transmission accessory 8, handle 2 can be opened, or in lock core 7, insert key, rotational lock core 7, lock core 7 is made to be with movable lock core transmission accessory 8 to rotate, when the notch alignment lock in lock core transmission accessory 8 inserts 25, also handle 2 can be opened, turning handle 2, universe rod rotating disk 21 is linked, complete and unblank, in handle 2 rotation process, latch hook 34, dead bolt 36, inside first tooth bar 45 and the second tooth bar 46 retraction drain pan 3, universe rod hook 23 pulls the thick end of the scroll in a body and the thin end of the scroll simultaneously, make the thick end of the scroll and the thin end of the scroll action simultaneously, complete and unblank.
Handle of the present invention can be taken in lock body, can prevent lock from being prized to the full extent, increase safety of the present invention to the full extent.Be provided with universe rod hook in the present invention, when locking and unblank, make the universe rod in safety door produce interlock, and monnolithic case structure and the effect of door can not be had influence on.
Claims (5)
1. a heavy shank type intelligent and safe lock, it is characterized in that: described safety lock comprises upper cover plate, handle, for upper cover plate being arranged on the drain pan on a body, for the motor drive mechanism that driving handle is locked, the man-operated mechanism of locking for driving handle and mechanism for locking up, upper cover plate is provided with handle groove, handle is arranged in the handle groove above upper cover plate, drain pan is arranged on below upper cover plate, motor drive mechanism and man-operated mechanism correspond respectively to handle and install, mechanism for locking up is arranged in drain pan, handle is arranged on lock shaft, and can rotate along lock shaft, lock shaft drives mechanism for locking up to rotate, safety lock also comprises universe rod rotating disk link gear, universe rod rotating disk link gear comprises universe rod rotating disk and is fixed with two universe rod hooks, universe rod rotating disk is arranged on bottom lock shaft, lock shaft drives universe rod dial rotation, described motor drive mechanism comprises button, button PCB, electromagnet and lock are inserted, button is arranged on handle, button PCB is arranged in upper cover plate, and correspond to button setting, button PCB controls work of electromagnet, electromagnet can drive lock to insert motion, described man-operated mechanism comprises lock core and lock core transmission accessory, lock core and lock core transmission accessory are installed together, lock core can be with movable lock core transmission accessory to rotate, lock core transmission accessory has breach, locking state, lock core transmission accessory can be blocked the lock be arranged in drain pan and insert, unlocking condition, breach in lock core transmission accessory is put corresponding to the lock slot be arranged in drain pan, below described lock shaft, driving member is installed, universe rod rotating disk is arranged on driving member by nut, lock shaft can drive driving member to rotate, driving member can drive universe rod dial rotation, described mechanism for locking up comprises the first travelling gear, second travelling gear, 3rd travelling gear and the 4th travelling gear, first travelling gear and the second travelling gear are set on the bolster that is fixedly installed in drain pan, 3rd travelling gear and the 4th travelling gear are coaxially arranged, be set on driving member, be fixed with dead bolt between 3rd travelling gear and the 4th travelling gear and dial sheet, first travelling gear and the second travelling gear are meshed with the 3rd travelling gear respectively, latch hook is provided with in drain pan, drain pan corresponds to latch hook position and have through hole, latch hook is provided with salient point, salient point is arranged on the between cog on the first travelling gear, being rotated by the first travelling gear to be with moveable lock hook to rotate, dead bolt is provided with in drain pan, drain pan corresponds to latch bolt position place and have through hole, dead bolt is dialed and sheet is dialed in groove that bar stretches on dead bolt, by rotating lock tongue dial sheet can promote dead bolt stretch, the first tooth bar and the second tooth bar is provided with in drain pan, first tooth bar and the second tooth bar are meshed with the 4th travelling gear respectively, drain pan has through hole corresponding to the first tooth bar and the second rack position place, 4th travelling gear rotates and the first tooth bar and the second tooth bar can be driven simultaneously to stretch out outside drain pan or retract.
2. heavy shank type intelligent and safe lock according to claim 1, is characterized in that: described lock is inserted and be provided with spring between electromagnet, and spring housing is contained in lock and plugs.
3. heavy shank type intelligent and safe lock according to claim 1, is characterized in that: described upper cover plate corresponds to lock core position and be provided with locking closure.
4. heavy shank type intelligent and safe lock according to claim 1, it is characterized in that: in described upper cover plate, be provided with lamp plate, lamp plate is provided with illumination LED, lamp plate box is provided with corresponding to LED position, exit positions place corresponding to lamp plate box is provided with two light-guiding pillars, and the photoconduction that LED can send by two light-guiding pillars is to handle.
5. heavy shank type intelligent and safe lock according to claim 1, is characterized in that: the 3rd described travelling gear, the 4th travelling gear and dead bolt are dialed between sheet by the mutual transmission of keyway arrangements.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201310434538.9A CN103573045B (en) | 2013-09-23 | 2013-09-23 | A kind of heavy shank type intelligent and safe lock |
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CN201310434538.9A CN103573045B (en) | 2013-09-23 | 2013-09-23 | A kind of heavy shank type intelligent and safe lock |
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CN103573045A CN103573045A (en) | 2014-02-12 |
CN103573045B true CN103573045B (en) | 2015-10-28 |
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CN201310434538.9A Active CN103573045B (en) | 2013-09-23 | 2013-09-23 | A kind of heavy shank type intelligent and safe lock |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106917544A (en) * | 2015-12-28 | 2017-07-04 | 广州南盾通讯设备有限公司 | A kind of intelligent cipher lock and intelligent cipher lock system |
CN109376723A (en) * | 2018-12-19 | 2019-02-22 | 赵太方 | A kind of portable identification Verification System based on face recognition technology |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN1592812A (en) * | 2001-06-29 | 2005-03-09 | 金斯堡五金工业有限公司 | Mortice lock |
CN102536008A (en) * | 2010-11-25 | 2012-07-04 | Ykkap株式会社 | Lock device and fitting |
CN203531556U (en) * | 2013-09-23 | 2014-04-09 | 深圳市纽贝尔电子有限公司 | Sunk handle type intelligent safety lock |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20091722A1 (en) * | 2009-10-08 | 2011-04-09 | Iseo Serrature Spa | MULTI-POINT BOLT LOCK |
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2013
- 2013-09-23 CN CN201310434538.9A patent/CN103573045B/en active Active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1592812A (en) * | 2001-06-29 | 2005-03-09 | 金斯堡五金工业有限公司 | Mortice lock |
CN102536008A (en) * | 2010-11-25 | 2012-07-04 | Ykkap株式会社 | Lock device and fitting |
CN203531556U (en) * | 2013-09-23 | 2014-04-09 | 深圳市纽贝尔电子有限公司 | Sunk handle type intelligent safety lock |
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