CN201850866U

CN201850866U - Electric lock

Info

Publication number: CN201850866U
Application number: CN2010202776368U
Authority: CN
Inventors: 李宝坚
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-07-30
Filing date: 2010-07-30
Publication date: 2011-06-01
Anticipated expiration: 2020-07-30

Abstract

The utility model provides an electric lock, which comprises a lock shell and a lock core, wherein the lock core is arranged within the lock shell, the lock core comprises a lock core, a clutch assembly and a lock power supply; an electronic key is inserted into the lock core of the electric lock; the lock core is electrically connected to an internal chip of the key when a power supply of the key is conducted with the lock power supply; the internal chip of the key is used for transmitting a code to the lock core so as to check the code; then the clutch assembly is opened in case of the code is coincident or corresponding, and then the electric lock is opened; and the electric is controlled at locking state when the code is inconsistent or non-corresponding. In the electric lock provided by the utility model, the lock is internally equipped with a circuit board and a clutch assembly, wherein the circuit board is provided with a unlocking code which is corresponding to a unlocking code of the electric key, the lock can be opened when the unlocking code is corresponding to a sprocket hole of the key, and therefore the security measures are relatively stable and safe.

Description

A kind of electronic lock

[technical field]

The utility model relates to a kind of safe antitheft equipment, relates in particular to a kind of electronic lock.

[technical background]

Traditional mechanical lock comprises lock set and key, by the cooperating of lockhole of key and lock set realizing unblanking, because key groove transreplication, as long as the groove of key and the corresponding engaging of groove in the mechanical lock can be unblanked; Or the fixture block that prizes in the tapered end can open it, and safety is not high.

Therefore, provide a kind of lock set of high safety real for necessary.

[utility model content]

The purpose of this utility model is to provide a kind of electronic lock of safety and stability.

For realizing this purpose, the utility model adopts following technical scheme:

The utility model provides a kind of electronic lock, comprise tapered end shell, lock core, described built-in lock pin is in the tapered end shell, include lock core, clutch component and tapered end power supply in the described lock core, electron key is inserted in the lock core of electronic lock, after on the key power supply and described tapered end power supply are connected, lock core is electrically connected mutually with the interior chip of key, the interior chip of key drives to lock core with coding, the check and correction of encoding

If coding conforms to or be corresponding, then drive clutch component and open, thereby open electronic lock;

If coding does not conform to or corresponding, the electronic lock state that keeps Locked then.

In the utility model, can also further comprise following some technical characterictic:

Be built-in with circuit board in the described lock core, it is provided with described electron key and encodes one to one.Described clutch component comprises the lock core cover and is contained in tumbler, the motor wherein and the fixture block of unblanking, described tumbler and motor fasten mutually, described lock core puts and offers the fixture block hole, the described fixture block of unblanking is built in the fixture block hole of lock core cover, and be arranged on the tumbler, by the rotation in lock core cover of driven by motor tumbler, eject or depress with the drive fixture block of unblanking.

Described motor end is provided with the motor contiguous block, offers motor jack in the tumbler, and described motor contiguous block can correspondingly insert in the motor jack of described tumbler, rotates synchronously to drive tumbler.

Described clutch component further includes an alignment pin, and the side of described lock core cover offers pin hole, and described alignment pin correspondence is accommodated in the pin hole, to limit the rotational angle of tumbler.

The described fixture block of unblanking comprises and is provided with two parallel latches, and described latch and tumbler are inconsistent, and the rotation by tumbler drives and ejects or press down.

Described electronic lock further includes a sealing bead, and it is riveted on the tapered end shell, and when shutting under the state, the fixture block of unblanking is ejected by tumbler, snaps in the sealing bead key turns and lock core does not rotate and lock; Under unlocking condition, the fixture block of unblanking is depressed, and key rotation lock core can be unblanked.

Compared with prior art, the utility model electronic lock is circuit board having built-in and clutch component in tapered end, record the coding of unblanking on the wiring board, coding is corresponding one by one with unblanking in the electron key, unblank coding and key perforation when corresponding, lock can be opened, make the security protection measure stablize more and safety.Simultaneously, because electric lock head is provided with unblank coding and key perforation twice defence line, therefore, it is compared with mechanical lock head, does not have mutual opening rate.And, can't open tapered end under the situation of the pure technology of electric lock head, and mechanical lock head can technical unlocking, the safety factor of electronic lock is higher.

[description of drawings]

Fig. 1 is the disassembly diagram of the utility model electronic lock;

Fig. 2 is the disassembly diagram of clutch component in the utility model electronic lock;

Fig. 3 is the sectional view of the utility model electronic lock.

[specific embodiment]

Below in conjunction with drawings and Examples the utility model is further described:

With reference to Fig. 1-shown in Figure 3, the utility model provides a kind of electronic lock 100, comprise tapered end shell 1, lock core 2, described lock core 2 is built in the tapered end shell 1, include lock core 20 in the described lock core 2, clutch component 22 and tapered end power supply 23, electron key 200 is inserted in the lock core 2 of electronic lock, after the power supply on the key 200 and described tapered end power supply 23 are connected, lock core 20 is electrically connected mutually with the interior chip of key 200, the interior chip of key 200 drives to lock core 20 with coding, and the check and correction of encoding is if coding conforms to or be corresponding, then drive clutch component 220 and open, thereby open electronic lock; If coding does not conform to or corresponding, electronic lock 100 state that keeps Locked then.

Be provided with two through holes of offering with one heart 10 in the described tapered end shell 1, be respectively first through hole 101 and second through hole 102, wherein first through hole 101 is used to accommodate on described lock core 2, the first through holes 101 and offers a jack 103, is used for correspondence and holds sealing bead 12.

Be provided with keyhole 202 and circuit board 20 in the described lock core 2, the tooth of itself and respective electronic key can be meshing with each other, and circuit board 20 is provided with described electron key and encodes one to one.

Described clutch component 22 comprises lock core cover 220 and is contained in tumbler 221, the motor 222 wherein and the fixture block 223 of unblanking, described tumbler 221 fastens mutually with motor 222, offer fixture block hole 220a on the described lock core cover 220, the described fixture block 223 of unblanking is built among the fixture block hole 220a of lock core cover 220, and be arranged on the tumbler 221, drive tumblers 221 rotation in lock core cover 220 by motor 22, eject or depress with the drive fixture block 223 of unblanking.

Wherein, described clutch component 22 is arch, its top offers fixture block hole 220a, be used for the ccontaining described fixture block 223 of unblanking, the described fixture block 223 of unblanking comprises and is provided with two cocurrent and parallel latch 223a, described latch 223a and tumbler 221 are inconsistent, and the rotation by tumbler 221 drives and ejects or press down.

Described tumbler 221 is cylindrical shape, which is provided with a step surface 221a, to limit the rotational angle of tumbler 221, its middle part is provided with motor jack 221b, the one end also is carved with a draw-in groove 221c, when tumbler 221 was accommodated in the clutch component 22, described draw-in groove 221c fastened corresponding to establishing projection (figure does not show) in it, and this projection can freely rotate in draw-in groove 221c.

The end of described motor 22 is provided with motor contiguous block 220, and it can correspondingly insert among the motor jack 221b of described tumbler 221, drives tumbler 221 by motor 22 drivings and rotates synchronously.

In another embodiment of the present utility model, described clutch component 22 further includes an alignment pin 224, the side of described clutch component 22 offers pin hole (figure does not show), described alignment pin 224 correspondences are accommodated in the pin hole, with the rotational angle that limits tumbler 221 only is 90 degree, be that electron key rotates 90 when spending in clutch component 22, lock core 2 is promptly closed or open.

Described electronic lock further includes a sealing bead 12, and it is riveted on the jack 103 of tapered end shell 1, and when shutting under the state, the fixture block 223 of unblanking is ejected by tumbler 221, snaps in the sealing bead 12 key turns and lock core 2 does not rotate and lock; Under unlocking condition, the fixture block 223 of unblanking is depressed, and key rotation lock core 2 can be unblanked.

When key inserts tapered end, after power connection 23 in power connection on the key and the tapered end contact and switches on, make the wiring board 20 in key chip and the lock core 2 be combined as a whole, simultaneously, chip coded message in the key will be sent to the wiring board 20 of lock core, the check and correction of encoding, after coded message is proofreaded successfully, can send instruction to motor, motor 222 begins to rotate drive motor contiguous block 222a, and motor contiguous block 222a drives tumbler 221, tumbler 221 drives the fixture block 223 of unblanking, the fixture block 223 of unblanking is not rotated part 221 and ejects, not in sealing bead 12, thus key 200 rotational lock cores 2 and open tapered end.Otherwise if coded message check and correction is unsuccessful, motor 222 just can not rotate, the key tapered end of not opening naturally.When locking, the fixture block 223 of unblanking is rotated part 221 and ejects, just in sealing bead 12, thus key turns, and lock core does not rotate and lock.

In the time will extracting key, power supply also disconnects simultaneously, when receiving key, extracts the wiring board 20 of lock core, wiring board 20 begins to work independently, and begins to send instruction to motor 222, and motor 222 begins to rotate drive motor contiguous block 222a, motor contiguous block 222a drives tumbler 221, tumbler 221 drives the fixture block 223 of unblanking, thus clutch close, make tapered end automatically lock.

Claims

1. electronic lock, comprise tapered end shell, lock core, described built-in lock pin is in the tapered end shell, it is characterized in that: include clutch component and tapered end power supply in the described lock core, electron key is inserted in the lock core of electronic lock, after on the key power supply and described tapered end power supply are connected, lock core is electrically connected mutually with the interior chip of key, the interior chip of key drives to lock core with coding, the check and correction of encoding

2. electronic lock according to claim 1, it is characterized in that: described clutch component comprises the lock core cover and is contained in tumbler, the motor wherein and the fixture block of unblanking, described tumbler and motor fasten mutually, described lock core puts and offers the fixture block hole, the described fixture block of unblanking is built in the fixture block hole of lock core cover, and be arranged on the tumbler,, eject or depress with the drive fixture block of unblanking by the rotation in lock core cover of driven by motor tumbler.

3. electronic lock according to claim 1 is characterized in that: described motor end is provided with the motor contiguous block, offers motor jack in the tumbler, and described motor contiguous block can correspondingly insert in the motor jack of described tumbler, rotates synchronously to drive tumbler.

4. electronic lock according to claim 2 is characterized in that: described clutch component further includes an alignment pin, and the side of described lock core cover offers pin hole, and described alignment pin correspondence is accommodated in the pin hole, to limit the rotational angle of tumbler.

5. electronic lock according to claim 2 is characterized in that: the described fixture block of unblanking comprises and is provided with two parallel latches, and described latch and tumbler are inconsistent, and the rotation by tumbler drives and ejects or press down.

6. electronic lock according to claim 1 is characterized in that: be provided with keyhole in the described lock core, the tooth of itself and respective electronic key can be meshing with each other.

7. electronic lock according to claim 1 is characterized in that: be built-in with circuit board in the described lock core, it is provided with described electron key and encodes one to one.

8. electronic lock according to claim 4 is characterized in that: described electronic lock further includes a sealing bead, and it is riveted on the tapered end shell, when shutting under the state, the fixture block of unblanking is ejected by tumbler, snaps in the sealing bead key turns and lock core does not rotate and locks; Under unlocking condition, the fixture block of unblanking is depressed, and key rotation lock core can be unblanked.