CN201111536Y

CN201111536Y - Lock core with light channel and optoelectronic recognition lock with the same

Info

Publication number: CN201111536Y
Application number: CNU2007200526563U
Authority: CN
Inventors: 李明
Original assignee: ZHONGSHAN MINGFENG HARDWARE PRODUCTS CO Ltd
Current assignee: ZHONGSHAN MINGFENG HARDWARE PRODUCTS CO Ltd
Priority date: 2007-06-06
Filing date: 2007-06-06
Publication date: 2008-09-10
Anticipated expiration: 2017-06-06

Abstract

The utility model discloses a lock core with an optical passage and a photoelectric recognition lock which applies the lock core with the optical passage. The lock core is internally provided with a marble hole and a marble and a spring which are arranged into the marble hole; the lock core is internally provided with a passage hole; the marble inside the marble hole is provided with an optical through hole or an optical through channel; after a key is inserted into the lock core, the optical passage on the marble is at the same horizontal position and in the same direction and is aligned to the passage hole inside the lock core; infrared which is emitted by an infrared emitting LED D1 radiates onto an infrared receiving LED D2 by the optical passage and the passage hole; in specified time, an integrated block CPU controls the actions of a lock tongue according to received signals; the lock core has few optical passages, simple mechanical structure, control circuit and operation and low cost, reduces the mutual opening ratio of the lock, and improves the protection performance; the lock core with the optical passage and the photoelectric recognition lock technique of the utility model can easily change all locks into the optical recognition locks with the optical passage lock core.

Description

A kind of with the lock core of optical channel and the photoelectricity identification lock of using photo-channel lock core

Technical field

The utility model relates to a kind of lock core and lock, and is particularly a kind of with the lock core of optical channel and the photoelectricity identification lock of using photo-channel lock core.

Background technology

At present, the lockset of production and sales mostly is traditional mechanical lock on the market, and this class lockset generally is made up of lock body, lock core and key, and its principle is that key inserts lock core, and pellet shot from a slingshot reaches same horizontal level, can rotational lock core, lock is opened; This class is locked mutual opening rate height, theftproof performance is poor, and for example the instruments such as master key of Chu Xianing can be opened traditional mechanical lock greatly very easily, often bring a lot of troubles to consumers in general.

Electronics photoelectricity class lockset technical scheme miscellaneous has also appearred now, as the patent No. 200610008059.0 " photoelectric coded lock system ", this photoelectric coded lock system is that a plurality of optical channels are set on lock core, also offer a plurality of optical channels on the key, utilize each optical channel on the lock core whether to coincide and produce different code signals, compare the unlatching of realization lockset inserting the password of storing in the password that generates behind the key and the lockset with on the key each optical channel.This scheme is utilized a plurality of optical channels " light-electrical-optical " converting system, many, the complicated in mechanical structure of optical channel, and circuit and control program are also comparatively complicated, can cause lockset not opened after program is made mistakes; Need to change key, complicated operation, cost height after changing password.

Summary of the invention

In order to overcome the deficiencies in the prior art, one of the purpose of this utility model is to provide a kind of lock core of simple in structure, easy to use, band optical channel that theftproof performance is high;

The utility model another one purpose is to provide a kind of photoelectricity identification lock of using photo-channel lock core.

The technical scheme that its technical problem that solves the utility model adopts is:

A kind of lock core with optical channel, the pellet shot from a slingshot hole is arranged in the lock core and be contained in pellet shot from a slingshot and spring in the pellet shot from a slingshot hole, it is characterized in that access opening is arranged in the lock core, light through hole or logical light cannelure are arranged on the pellet shot from a slingshot in the pellet shot from a slingshot hole, after key inserted lock core, access opening and light through hole or logical ring of light shape groove form can be so that through hole that light passes through or groove.

A kind of photoelectricity identification lock of using photo-channel lock core, comprise lock body, end at the access opening of lock core has infrared light emitting diode D1, an other end has infrared receiver diode D2, diode D1 connects the power control part branch, diode D2 connects the state input circuit, the state input circuit connects the identification division of unblanking, unblank identification part tap dead bolt control section and dead bolt test section, dead bolt control part tap dead bolt drive circuit, the dead bolt drive circuit meets dead bolt executing agency, and foregoing circuit is to divide power supply by power control part.

The identification division control section taking alarm of unblanking, controlling alarm part drive circuit taking alarm, warning drive circuit executing agency taking alarm again.

Especially, power control part branch, controlling alarm part, the identification division of unblanking, dead bolt control section are formed an integrated package CPU.

The beneficial effects of the utility model are: photoelectricity identification lock optical channel of the present utility model is few, and frame for movement and control circuit are simple, do not need to unblank setting code, and simple to operate, cost is low; When key inserted, in official hour, system was identified as owner automatically and unblanks still illegally to unblank, and owner unblanks just lock to be opened; Illegally unblank just to send warning and tie down dead bolt simultaneously; reduced the possibility that instruments such as utilizing master key is unblanked; reduced the mutual opening rate of lockset; when the photoelectricity recognition system is damaged; owner's key still can directly be opened; improve the barrier propterty of lockset greatly, greatly protected owner's property.

Description of drawings

Below in conjunction with drawings and Examples the utility model is further specified.

Fig. 1 is a frame for movement schematic diagram of the present utility model;

Fig. 2 is a kind of structural representation of smooth through hole of the present utility model or logical light cannelure;

Fig. 3 is another structural representation of smooth through hole of the present utility model or logical light cannelure;

Fig. 4 is a circuit block diagram of the present utility model;

Fig. 5 is circuit theory diagrams of the present utility model.

The specific embodiment

With reference to Fig. 1, the lock core of the utility model band optical channel, pellet shot from a slingshot hole 2 is arranged in the lock core 1 and be contained in pellet shot from a slingshot 3 and spring 4 in the pellet shot from a slingshot hole 2, access opening 5 is arranged in the lock core 1, access opening 5 can be a circular hole, it can be square hole, also can be the hole of other shape, on the pellet shot from a slingshot 3 in the pellet shot from a slingshot hole 2 light through hole or logical light cannelure 6 be arranged, with reference to Fig. 3, light through hole or logical light cannelure 6 are triangular grooves, with reference to Fig. 2, light through hole or logical light cannelure 6 are annular grooves, and light through hole or logical light cannelure 6 also can be round tube holes certainly, after key 7 inserts lock core 1, access opening 5 and light through hole or logical light cannelure 6 form through hole or groove, so that light passes through, described access opening 5 is preferably a manhole, and described smooth through hole or logical light cannelure 6 are preferably an annular groove.

With reference to Fig. 1, Fig. 4, Fig. 5, one end of the access opening 5 of lock core 1 has infrared light emitting diode D1, an other end has infrared receiver diode D2, diode D1 connects the power control part branch, and diode D2 connects the state input circuit, and the state input circuit connects the identification division of unblanking, unblank identification part tap dead bolt control section and dead bolt test section, dead bolt control part tap dead bolt drive circuit, the dead bolt drive circuit meets dead bolt executing agency, and foregoing circuit is to divide power supply by power control part; The identification division control section taking alarm of unblanking, controlling alarm part drive circuit taking alarm, warning drive circuit executing agency taking alarm again; Power control part branch, controlling alarm part, the identification division of unblanking, dead bolt control section are formed an integrated package CPU.The power control part branch is the system power supply module for power supply by dustproof switch control; The system power supply module of dustproof switch control is given integrated package CPU power supply; The state input circuit is: the grounded emitter of triode, base stage is series resistance R1, R2 respectively, an other termination infrared receiver diode D2 of resistance R 1, an other end ground connection of resistance R 2, the colelctor electrode of triode connects unblanks to connect power supply behind identification division and the crosstalk resistance R6; J1, J2 are two junction boxes or connecting terminal block.

With reference to Fig. 1, after key 7 inserted lock core 1, access opening 5 and light through hole or logical light cannelure 6 formed through hole or groove, and light just can be by light through hole or the logical light cannelure 6 on the pellet shot from a slingshot 3 in access opening 5 in the lock core 1 and the lock core 1 like this; The infrared rays that D1 sends shines on the diode D2 by optical channel 6 and access opening 5, diode D2 conducting; Key 7 does not insert, because the elastic force effect of spring 3 makes pellet shot from a slingshot 3 all fall, do not form through hole or groove between lock core 1 and the pellet shot from a slingshot 3, blocked the IR that infrarede emitting diode D1 sends, make infrared receiving diode D2 not receive IR and be in cut-off state.

With reference to Fig. 4, dustproof switch can be a dust cap, and when dust cap was in closure state, system power supply disconnected, and whole system is in off position; Dust cap is opened, and connects power supply, and power control part divides dead bolt test section and infrared emission circuit supply; The dead bolt test section detects dead bolt when being locked, and feeds back signal to the dead bolt control section, and the dead bolt control section is given dead bolt drive circuit signal, and latch is extracted in the action of dead bolt executing agency; The infrared emission circuit sends infrared rays, and owner unblanks, and infrared receiving circuit receives infrared rays in official hour, gives the identification division of unblanking by the state input circuit with signal feedback, and system does not add intervention to unblanking; Illegally unblank or owner does not correctly unblank or misoperation is arranged in unblanking, infrared receiving circuit does not receive or can not fine receiving infrared-ray in official hour, give the identification division of unblanking by the state input circuit with signal feedback, the identification division of unblanking sends signal to controlling alarm part and dead bolt control section, controlling alarm partly makes the warning drive circuit works, and warning executing agency externally sends alarm signal; Simultaneously, the dead bolt control section makes the dead bolt drive circuit works, and the action of dead bolt executing agency ties down dead bolt; Power control part branch, controlling alarm part, the identification division of unblanking, dead bolt control section are formed an integrated package CPU, and whole process is controlled by integrated package CPU.

With reference to Fig. 1, Fig. 4, Fig. 5, dust cap is opened but key does not insert lock core 1, pellet shot from a slingshot 3 all falls, blocked the infrared rays that infrared emission optical diode D1 sends, make infrared receiving diode D2 not receive the infrared rays that diode D1 sends and be in cut-off state, triode Q5 base stage can not get the required voltage of conducting and is in cut-off state, V0 exports high level signal, integrated package CPU detects V0 and export high level signal in official hour, then outwards sends alarm signal and start latch dead bolt is tied down; Owner's key 7 inserts lock core 1, pellet shot from a slingshot 3 rises to lockset position of coupler, optical channel 6 on the pellet shot from a slingshot is in same position at this moment, and align with access opening 5 in the lock core, the infrared rays that diode D1 sends shines on the diode D2 by optical channel 6 and access opening 5, diode D2 conducting, triode Q5 base stage must conduct, because triode Q5 grounded emitter, V0 output low level signal, integrated package CPU detects V0 and go out the output low level signal in official hour, does not carry out any intervention to normally unblanking; The dead bolt test section detects dead bolt and is tied down, and integrated package CPU can give dead bolt drive circuit signal, and latch is extracted in the work of dead bolt executing agency, and lockset can normally be opened; Dustproof switch opens, owing to illegally unblank or owner does not correctly unblank or when in unblanking misoperation being arranged, in official hour, the stop place of all pellets shot from a slingshot 3 is certain to uneven, be that optical channel 6 can not be in maximum printing opacity position simultaneously, be in not even light transmission state of intermittent printing opacity, infrared receiving diode D2 does not receive or the infrared rays that can not fine reception diode D1 sends and be in cut-off state, triode Q5 is not because base stage has voltage, be in cut-off state, V0 exports high level signal, integrated package CPU detects V0 and export high level signal in official hour, then outwards send alarm signal and start latch dead bolt is tied down, reach antitheft purpose; Once illegally unblank or after mistake unblanks, a few minutes could correctly unblank with key again; Extract key, dustproof switch closure, system power supply disconnects, and whole system is not worked, and is in no power consumption state.

When the photoelectricity recognition system was damaged, The whole control system was not worked, and the photoelectricity identification lock becomes general mechanical lock, and owner's key still can directly be opened.

The photoelectricity identification lock technology of the lock core of the utility model band optical channel and using photo-channel lock core, all locksets can be changed into easily the photoelectricity identification lock of band optical channel lock core, also can be used in the lock core structure lock of two rows and the above pellet shot from a slingshot of two rows, structure lock as three-flute or cross recess and other multi-groove key and lock core, its method is identical with principle, and just the arrangement position and the direction of the selection of pellet shot from a slingshot and photoelectric device are different; Integrated package CPU of the present utility model can be 80C51 or other integrated package CPU with same function as 8031, perhaps have the control module of similar functions.

Claims

1. lock core with optical channel, pellet shot from a slingshot hole (2) is arranged in the lock core (1) and be contained in pellet shot from a slingshot hole (2) interior pellet shot from a slingshot (3) and spring (4), it is characterized in that access opening (5) is arranged in the lock core (1), on the pellet shot from a slingshot (3) in the pellet shot from a slingshot hole (2) light through hole or logical light cannelure (6) are arranged, after key (7) inserted lock core (1), access opening (5) formed through hole or the groove that light is passed through with light through hole or logical light cannelure (6).

2. a kind of lock core with optical channel according to claim 1 is characterized in that described smooth through hole or logical light cannelure (6) are an annular groove.

3. use the photoelectricity identification lock of lock core according to claim 1 for one kind, comprise lock body, it is characterized in that infrared light emitting diode D1 being arranged at an end of the access opening (5) of lock core (1), an other end has infrared receiver diode D2, diode D1 connects the power control part branch, diode D2 connects the state input circuit, the state input circuit connects the identification division of unblanking, unblank identification part tap dead bolt control section and dead bolt test section, dead bolt control part tap dead bolt drive circuit, the dead bolt drive circuit meets dead bolt executing agency, and foregoing circuit is to divide power supply by power control part.

4. the photoelectricity identification lock of a kind of using photo-channel lock core according to claim 3, the identification division control section taking alarm that it is characterized in that unblanking, controlling alarm part drive circuit taking alarm, warning drive circuit executing agency taking alarm again.

5. according to the photoelectricity identification lock of claim 3 or 4 described a kind of using photo-channel lock cores, it is characterized in that power control part branch, controlling alarm part, the identification division of unblanking, integrated package CPU of dead bolt control section composition.

6. according to the photoelectricity identification lock of claim 3 or 4 described a kind of using photo-channel lock cores, it is characterized in that the power control part branch is the system power supply module for power supply by dustproof switch control.

7. the photoelectricity identification lock of a kind of using photo-channel lock core according to claim 6 is characterized in that the system power supply module of dustproof switch control is given integrated package CPU power supply.

8. the photoelectricity identification lock of a kind of using photo-channel lock core according to claim 3, it is characterized in that the state input circuit is: the grounded emitter of triode Q5, base stage is series resistance R1, R2 respectively, an other termination infrared receiver diode D2 of resistance R 1, an other end ground connection of resistance R 2, the colelctor electrode of triode Q5 connect unblanks to connect power supply behind identification division and the crosstalk resistance R6.

9. the photoelectricity identification lock of a kind of using photo-channel lock core according to claim 5, it is characterized in that the state input circuit is: the grounded emitter of triode Q5, base stage is series resistance R1, R2 respectively, an other termination infrared receiver diode D2 of resistance R 1, an other end ground connection of resistance R 2, the colelctor electrode of triode Q5 connect power supply after meeting integrated package CPU and crosstalk resistance R6.