CN102086718B - Electronic lock hole protective device with electromagnetic clutch - Google Patents

Electronic lock hole protective device with electromagnetic clutch Download PDF

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Publication number
CN102086718B
CN102086718B CN 200910200114 CN200910200114A CN102086718B CN 102086718 B CN102086718 B CN 102086718B CN 200910200114 CN200910200114 CN 200910200114 CN 200910200114 A CN200910200114 A CN 200910200114A CN 102086718 B CN102086718 B CN 102086718B
Authority
CN
China
Prior art keywords
keyhole
lock
slide plate
electronic lock
lock core
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.)
Expired - Fee Related
Application number
CN 200910200114
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Chinese (zh)
Other versions
CN102086718A (en
Inventor
吴晖扬
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Haolin Electronics Co Ltd
Original Assignee
Shanghai Haolin Electronics Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Haolin Electronics Co Ltd filed Critical Shanghai Haolin Electronics Co Ltd
Priority to CN 200910200114 priority Critical patent/CN102086718B/en
Publication of CN102086718A publication Critical patent/CN102086718A/en
Application granted granted Critical
Publication of CN102086718B publication Critical patent/CN102086718B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The invention discloses an electronic lock hole protective device with an electromagnetic clutch, which relates to the field of electronic locks. The protective device comprises an electronic lock body, an electronic key and the electromagnetic clutch, wherein the electromagnetic clutch is arranged on a lock cylinder of the electronic lock body and comprises an electromagnet, a bracket and a lock hole sliding plate; the bracket is arranged outside the lock cylinder and on the inner side of an electronic lock body protective plate; the lock cylinder passes through the bracket and the electronic lock body protective plate; the protective plate is provided with a lock hole through which a key is inserted into the lock cylinder; the electromagnet is arranged on the bracket; and the lock hole sliding plate is arranged between the lock cylinder and the lock hole. The protective device has the advantages that: the lock hole sliding plate is a push slide type mechanism and is matched with an electronic lock protective plate, so that a lock hole cover plate is integrated with the protective plate; simultaneously, the electromagnetic clutch is not limited to be controlled by the electromagnetic clutch. The lock hole protective device also relates to protection of the lock hole by motor engagement or by driving a lock hole switch through a motor.

Description

A kind of electronics keyhole protection device of charged magnet clutch
Technical field
The present invention relates to the electronic lock field, specifically is a kind of electronics keyhole protection device of charged magnet clutch.
Background technology
Keyhole is the key hole that machinery is unblanked, and traditional keyhole is to expose outside, and it has following drawback: 1, dustproof, dust causes fault after entering lock core easily; 2, artificially stopped up by foreign matter easily, cause and to unblank; 3, easily by technical opening, safety is not high, especially concerning electronic lock, this point is even more important, because no matter electronics unblank the size of key of mode have much, if keyhole is not done any protection, whole the size of key of electronic lock certainly less than the size of key of mechanical lock, mechanical lock is depended in the safety of lock fully, and any high-end electronics mode of unblanking all is ornaments.
In order to address this problem; people have invented the device of a lot of protection keyholes; mainly contain following two types: 1; protect keyhole with magnetic material; as Chinese patent application numbers 200810044208.8; the patent that name is called " keyhole protection device " be exactly adopted magnetic force be used for the protection lock eye; it comprises housing; thread escutcheon and locking mechanism; thread escutcheon is installed on the housing; locking mechanism comprises the self-locking magnetic tongue; the tongue hole; lid key hole and the key of uncapping that matches with lid key hole; the key of uncapping comprises uncap key body and the lid key magnet of establishing thereon; lid key magnet matches with the self-locking magnetic tongue; the self-lock force that overcomes the self-locking magnetic tongue by magneticaction is moved the self-locking magnetic tongue to release position from latched position; with hand or the key of uncapping thread escutcheon is pushed aside then and exposed keyhole, key just can insert in the keyhole and unblank.Though solved dustproof and anti-blocking problem in this way, can't solve safety issue; 2, protecting keyhole with mechanical cipher dish or auxiliary key, is 200720147058.4 as China Patent No., and the patent that name is called " lockset keyhole anti-theft protector " has adopted a mechanical code lock to protect keyhole exactly.For another China Patent No. 200520018298.5, name is called the patent of " door lock anti-theft opening apparatus ", has adopted the pair lock lockhole of special shape, comes open auxiliary to lock to play a protective role with special secondary lock key.Can solve the problem of dustproof, anti-blocking and anti-technical opening with said method, the trouble but the employing assist had both been unblanked, safety is not high again, increased a part of mechanical key amount at most, but its size of key and electronics is unblanked mode than mentioning in the same breath.
Obviously, above-mentioned two types all can not solve the low problem of lockset safety, and it is cumbersome to unblank, and does not meet simple to operate, the safe requirement of electronic lock requirement, is not suitable for large-scale application.
Also the protection of popular keyhole mainly is that cover plate with a perforate closely is buckled in the keyhole in the market, opens cover plate with hook or special tool(s); Perhaps draw the cover plate that has magnetic on the keyhole with the key of carry magnet, perhaps with unblank slide plate on the eye of hand push, though these several modes have had certain progress, security performance is all lower.
Summary of the invention
Technical problem solved by the invention is to provide the electronics keyhole protection device of a kind of charged magnet clutch a kind of simple in structure, safe and reliable.
Technical problem solved by the invention realizes by the following technical solutions:
A kind of electronics keyhole protection device of charged magnet clutch; comprise an electronic lock body and electron key; described electronic lock body is by backplate; handle; lock core and circuit controller constitute; it is characterized in that: also comprise an electromagnetic clutch; described electromagnetic clutch is arranged on the lock core place of electronic lock body; described electromagnetic clutch comprises an electromagnet; one support and a keyhole slide plate; support is arranged on outside the lock core and the inboard of electronic lock body backplate; lock core passes the backplate of support and electronic lock body; and be shaped on one at backplate and insert the keyhole of lock core for key; place electromagnet at described support, the keyhole slide plate is placed between lock core and the keyhole.
Slide in described keyhole slide plate front and back between lock core and keyhole, the distance of slip is along the slide rail displacement at support two ends.
After described keyhole slide plate is placed between lock core and the keyhole, spring is set and ejector pin withstands the keyhole slide plate by the front end at the keyhole slide plate.
Also be provided with a spacing hole on described keyhole slide plate, the keyhole slide plate is after being placed on the support, and the magnetic core on spacing hole and the described electromagnet joins.
Further technical scheme of the present invention is that electromagnet links to each other with the circuit controller of electronic lock body, circuit controller adopts several modes: 1, free-standing fully, do not connect power supply on the circuit board, formed by memory, single-chip microcomputer and the clutch drive circuit of a storage password.When opening keyhole, provide power supply by the electron key of charged pool, circuit controller is started working, through single-chip microcomputer and electron key by password authentification after, the driving clutch eye of unblanking.Power at every turn, only verify password one time, if the authentication password failure, single-chip microcomputer is authentication password no longer, prevents from illegally scanning password; 2, circuit stand alone type, the power sharing of power supply and electronic lock, circuit controller can adopt modes such as infrared/wireless remote control, RFID swipe the card, TM card, keyboard password input to open keyhole by authentication, and electron key is exactly these authentication medium; 3, the part stand alone type has only the clutch drive circuit on the circuit control panel, and authentication is finished by the circuit of electronic lock, does not need electron key.In these three kinds of modes, reliability and safety are to be successively decreased to low by height, and convenience is to increase progressively from low to high.
In the utility model, electron key is corresponding with circuit controller, for complete independent mode, and the electron key of Promethean employing charged pool, by the key-powered keyhole circuit of giving, having advantage is power saving, the keyhole circuit is not power consumption at ordinary times; Safety adopts 64 bit sequence passwords, interactive authentication password, do not have electron key , Qie ?can't open keyhole; Reliably, electronic section does not use at ordinary times, only just uses when emergent, has reduced the fault rate of circuit.Further be equivalent to an independently electronic lock, make an electronic lock install the electronics keyhole additional after, become two back up mutually electronic lock, reliability, safety are improved significantly.
The present invention is when work; the spacing hole of keyhole slide plate and the magnetic on the electromagnet are joined, and the keyhole slide plate is limited to the keyhole place, and lock core is protected; make that exposing can not appear in lock core; when needs were opened lock core, by the unlatching of electron key, the magnetic core of electromagnet and spacing hole broke away from; press the keyhole slide plate; the keyhole slide plate slides at the inwall of backplate along the track of support, exposes lock core, thereby carries out artificial unlatching operation.
The invention has the beneficial effects as follows that volume ratio is less, circuit control is simple, if the user does not need to pin keyhole, can make electromagnetic device remain on self-locking state, make things convenient for the use of user under different occasions, the keyhole slide plate is a mechanism that presses down sliding type simultaneously, is built-in pressure sliding formwork formula, and volume is small and exquisite, cooperate with the backplate of electronic lock, can very easily design more frivolous profile attractive in appearance, make escutcheon plate and backplate combine together, not influence whole layout.Not only can be applied on various locksets, the safety cabinet, and press down the sliding type escutcheon plate and can also use on the whole hardware industry again.This electromagnetic clutch not only is confined to control with electromagnetic clutch simultaneously, and same keyhole protection device relates to the motor clutch or with the mode of motor-driven keyhole switch protects keyhole.And relate to a kind of brand new ideas of protecting keyhole with these several modes, and it is equivalent to the electronic lock of a backup, and safety, reliability and ease for use have obtained a perfect solution.
Description of drawings
Fig. 1 is the Facad structure schematic diagram of electronic lock body of the present invention;
Fig. 2 is the structure schematic diagram of electronic lock body of the present invention;
Fig. 3 is the schematic perspective view of Fig. 2;
Fig. 4 is the structural representation of electromagnetic clutch;
Fig. 5 is structural representation after Fig. 4 is combined with lock core;
Fig. 6 is the schematic diagram of electronic lock body and keyhole slide plate;
Fig. 7 is that the keyhole slide plate is pressed the back structural representation.
The specific embodiment
For technological means, creation characteristic that the present invention is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the present invention.
As Fig. 1, Fig. 2, shown in Figure 3; a kind of electronics keyhole protection device of charged magnet clutch; constituted by electronic lock body 1 and electron key; electronic lock body 1 is made of backplate 11, handle 12, lock core 13 and circuit controller 14; by triggering electron key, open lock core 13 and circuit controller 14 and come the opening and closing electronic lock body.
As Fig. 2, shown in Figure 4, electromagnetic clutch 2 is installed in electronic lock body 1, electromagnetic clutch 2 is installed in lock core 13 places of electronic lock body 1, electromagnetic clutch 2 comprises an electromagnet 21, support 22 and keyhole slide plate 23, support 22 is placed on outside the lock core 13 and the inboard of the backplate 11 of electronic lock body 1, lock core 13 passes the backplate 11 of support 22 and electronic lock body 1, and have a keyhole 15 that inserts lock core 13 for key at backplate 11, place electromagnet 21 at support 22, keyhole slide plate 23 is placed between lock core 13 and the keyhole 15.
As Fig. 4, shown in Figure 5, slide in keyhole slide plate 23 front and back between lock core 13 and keyhole 15, and the distance of slip is along slide rail 24 displacements at support 22 two ends.
As shown in Figure 5, after keyhole slide plate 23 is placed between lock core 13 and the keyhole 15, by front end mounting spring 25 and ejector pin 26 at keyhole slide plate 15 keyhole slide plate 23 is withstood.
As Fig. 6; shown in Figure 7; the tail end of keyhole slide plate 23 also is shaped on spacing hole 231; keyhole slide plate 23 is after being placed on the support 22; magnetic core on spacing hole 231 and the electromagnet 21 joins; by electromagnet 21 keyhole slide plate 23 is limited to keyhole 15 places; and lock core 13 protected; make lock core 13 can not expose outside; when needs were opened lock core 13, by the unlatching of electron key, the magnetic core of electromagnet 21 and spacing hole 231 broke away from; press keyhole slide plate 23; keyhole slide plate 23 slides at the inwall of backplate 11 along the track of support 22, exposes lock core 13, carries out artificial unlatching operation.
More than show and described basic principle of the present invention and principal character and advantage of the present invention.The technician of the industry should understand; the present invention is not restricted to the described embodiments; that describes in above-described embodiment and the manual just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.The claimed scope of the present invention is defined by appending claims and equivalent thereof.

Claims (5)

1. the electronics keyhole protection device of a charged magnet clutch; comprise an electronic lock body and electron key; described electronic lock body is by backplate; handle; lock core and circuit controller constitute; it is characterized in that: also comprise an electromagnetic clutch; described electromagnetic clutch is arranged on the lock core place of electronic lock body; described electromagnetic clutch comprises an electromagnet; one support and a keyhole slide plate; support is arranged on outside the lock core and the inboard of electronic lock body backplate; lock core passes the backplate of support and electronic lock body; and be shaped on one at backplate and insert the keyhole of lock core for key; place electromagnet at described support, the keyhole slide plate is placed between lock core and the keyhole.
2. the electronics keyhole protection device of a kind of charged magnet clutch according to claim 1 is characterized in that: described keyhole slide plate slides before and after between lock core and keyhole, and the distance of slip is along the slide rail displacement at support two ends.
3. the electronics keyhole protection device of a kind of charged magnet clutch according to claim 1 is characterized in that: after described keyhole slide plate is placed between lock core and the keyhole, spring is set and ejector pin withstands the keyhole slide plate by the front end at the keyhole slide plate.
4. the electronics keyhole protection device of a kind of charged magnet clutch according to claim 1, it is characterized in that: also be provided with a spacing hole on the described keyhole slide plate, the keyhole slide plate is after being placed on the support, and the magnetic core on spacing hole and the described electromagnet joins.
5. the electronics keyhole protection device of a kind of charged magnet clutch according to claim 1, it is characterized in that: described electromagnet links to each other with the circuit controller of electronic lock body.
CN 200910200114 2009-12-08 2009-12-08 Electronic lock hole protective device with electromagnetic clutch Expired - Fee Related CN102086718B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200910200114 CN102086718B (en) 2009-12-08 2009-12-08 Electronic lock hole protective device with electromagnetic clutch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200910200114 CN102086718B (en) 2009-12-08 2009-12-08 Electronic lock hole protective device with electromagnetic clutch

Publications (2)

Publication Number Publication Date
CN102086718A CN102086718A (en) 2011-06-08
CN102086718B true CN102086718B (en) 2013-08-21

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106609608B (en) * 2015-10-27 2019-12-20 广东天玛仕科技有限公司 Fingerprint identification entrance guard's device with lock core
WO2019218309A1 (en) * 2018-05-17 2019-11-21 Liu Wen Kuei Anti-theft structure of double lock type lockset

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004013563U1 (en) * 2004-08-31 2004-11-04 Zheng, Chun-Hong, San-Chung Electromagnetic door lock has an electric coil in a fixed part and armature in the door part which releases pivoting bolts when active to engage slots in the fixed part
CN2786246Y (en) * 2005-05-13 2006-06-07 陈肖联 Anti-theft device of door lock
CN201047194Y (en) * 2007-06-01 2008-04-16 王廷印 Lockset lock hole anti-theft protectors
CN101260751A (en) * 2008-04-15 2008-09-10 邢立天 Lock hole protector
CN101519927A (en) * 2009-04-09 2009-09-02 佛山市顺德区盈通实业有限公司 Multifunctional voice digital core-insert security door lock and security alarm method

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202004013563U1 (en) * 2004-08-31 2004-11-04 Zheng, Chun-Hong, San-Chung Electromagnetic door lock has an electric coil in a fixed part and armature in the door part which releases pivoting bolts when active to engage slots in the fixed part
CN2786246Y (en) * 2005-05-13 2006-06-07 陈肖联 Anti-theft device of door lock
CN201047194Y (en) * 2007-06-01 2008-04-16 王廷印 Lockset lock hole anti-theft protectors
CN101260751A (en) * 2008-04-15 2008-09-10 邢立天 Lock hole protector
CN101519927A (en) * 2009-04-09 2009-09-02 佛山市顺德区盈通实业有限公司 Multifunctional voice digital core-insert security door lock and security alarm method

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Publication number Publication date
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Granted publication date: 20130821

Termination date: 20141208