CN2763415Y

CN2763415Y - Control-lock with electronic coded key

Info

Publication number: CN2763415Y
Application number: CN 200520053507
Authority: CN
Inventors: 尹锦辉; 刘志国; 尹栩鸿
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-01-18
Filing date: 2005-01-18
Publication date: 2006-03-08
Anticipated expiration: 2015-01-18

Abstract

The utility model relates to a control lock with an electronic coded key. Hole troughs are arranged on the peripheral wall of an unlocking column fixedly connected with a handle. An electronic coded circuit is fixed on the handle. The inner part of any hole trough of the unlocking column of the key extends to be provided with a power supply connection point of the electronic coded circuit. A power supply connection of a contact rod and a power supply connection of a compression rod are arranged on a lock core of a spring lock. A lock tongue control device is composed of an electromagnetic coil LK, a spring, a sleeve barrel and a blocking plate which are positioned in an electronic demoding circuit, wherein the electromagnetic coil LK is arranged in the sleeve barrel, the blocking plate is inserted and sheathed in the sleeve barrel, one end of the spring is elastically supported on the blocking plate, the other end of the spring is elastically supported at the bottom of the sleeve barrel and the blocking plate is positioned at one side of a lock tongue. One side of the power supply connection of the compression rod is fixed with a circuit plate of the electronic demoding circuit, and the circuit plate of the electronic demoding circuit is connected with the input end OUT1 in the electronic demoding circuit. The utility model simultaneously adopts unlocking modes of mechanism control, electronic integrated encode control, encode infrared control for one door lock, which improves the security of an electronic lock.

Description

Control lock with electronic code key

Technical field:

The utility model relates to the electronic lock technical field, refers in particular to a kind of control lock with electronic code key.

Background technology:

The electronic lock that the control of existing infrared rays is unblanked is by infrared remote controller that can launching code, with can the receiving infrared-ray and the composition of decoding, decoded information is used to control door lock opens (as the disclosed a kind of family expenses infrared remote control metal anti-theft door lock of ZL00223020.8).Its weak point is: because it adopts is controlled in wireless, and the infrared radio electrical remote control is in the standby accepting state for a long time, needs electric consumption, if by " sweep generator " decoding, infrared radio electrical remote control lock will lose secret meaning, and key duplicates and also is easy to realize.

Existing electronic code lock is to control servomotor on the electronic lock by electronic circuit to stir bolt and lock or deviate from a body and reach the effect of fastening and opening door.As the disclosed a kind of electronic code coded lock of ZL02244769.5.

No matter be the electronic lock that infrared rays control is unblanked, still the electronic circuit coding is controlled the electronic lock of unblanking, and they all have a bigger defective: once decoded, then this electronic lock can easily be opened.

Develop a kind of needs simultaneously by the door lock that machinery control is unblanked, infrared rays control is unblanked, the electronic circuit coding is unblanked, increase unlocking difficulty, fully playing antitheft effect is to meet current people's demand fully.

The utility model content:

Technical problem to be solved in the utility model provides a kind of door lock with electronic code key, and it has higher unlocking difficulty and the anti-theft effect of Geng Jia.

Technology solution of the present utility model is as follows:

Control lock with electronic code key is made up of key, lock body, electronic coding circuit, electron solutions decoding circuit four parts,

Key is made of the post of unblanking, handle, unblanks to offer hole slot on the post periphery wall, and the post of unblanking is fixedly connected on the handle; Electronic coding circuit is fixed on the handle, is extended with the electronic coding circuit power supply contact in arbitrary hole slot of the post of unblanking of key;

Lock body is made up of cylinder of spring lock, dead bolt, dead bolt control device, wherein:

Cylinder of spring lock is provided with the duct, is separately installed with feeler lever power connection, depression bar power connection in the duct, and fixedly on the feeler lever power connection, the other end is fixed on the lock core stage clip one end; On the depression bar power connection limited block is arranged, this limited block is pressed on the block in the duct, and stage clip one end bullet is supported on the limited block, and other end resiliency supported is on lock core;

The dead bolt control device is made of electromagnetic coil LK, spring, sleeve, the baffle plate in the electron solutions decoding circuit, electromagnetic coil LK is installed in the sleeve, and the baffle plate sleeve is in this sleeve, and spring one end resiliency supported is on baffle plate, other end resiliency supported is at the cover tube bottom, and baffle plate places a side of dead bolt;

Be fixed with microswitch AN in the electron solutions decoding circuit wiring board in a side of depression bar power connection, feeler lever power connection lead connects the input OUT1 in the electron solutions decoding circuit.

Described electronic coding circuit, electron solutions decoding circuit are the electronic coding circuit and the electron solutions decoding circuit of ordinary electronic coding lock.

Described electronic coding circuit is made up of coding IC 1 and IC of modulating IC2, and the electron solutions decoding circuit is made up of demodulation IC 3, audio frequency demodulation IC 4 and decoding integrated circuit IC5; Have through hole on the post of unblanking, the infrared transmitting tube VD1 of IC of modulating IC2 places the through hole entrance, and the infrared receiving tube VD2 of demodulation IC 3 places the bottom of the lockhole of lock core.

Described handle is made of casing and cover plate, and electronic coding circuit is fixed in the casing.

The utility model can reach following beneficial effect after adopting technique scheme:

1), it adopts on a door lock simultaneously, and machinery control is unblanked, the electronics integrated coding is controlled the infrared rays control of unblanking, encoding and unblanked, and has improved the safety of electronic lock greatly.

2), be arranged on power supply on the lock body or be placed on outside the lock body, rather than be arranged on the key, power supply is in closed condition usually, only when key inserted lock core, power supply just can be worked, and can prolong power supply application life like this.

3), the utility model applied range, it can be used for doing the family expenses safe-guard door lock, simultaneously can make the automobile burglar door lock, can also make the curtain lock.

Description of drawings

Fig. 1 is the structural representation of key in the present embodiment 1;

Fig. 2 is the vertical view of Fig. 1;

The structural representation of lock body among Fig. 3 embodiment 1;

Fig. 4 is the structural representation of surface of lock body among the embodiment 1;

Fig. 5 is that key inserts unlocking condition schematic diagram in the lock core among the embodiment 1;

Fig. 6 is the circuit diagram of electronic coding circuit among the embodiment 1;

Fig. 7 is the circuit diagram of electron solutions decoding circuit among the embodiment 1;

Fig. 8 is the structural representation of key among the embodiment 2;

Fig. 9 is the vertical view of Fig. 8;

Key inserts unlocking condition schematic diagram in the lock core among Figure 10 embodiment 2;

Figure 11 is the circuit diagram of the electronic coding circuit of embodiment 2;

Figure 12 is the circuit diagram of the electron solutions decoding circuit of embodiment 2.

The specific embodiment

Embodiment 1, sees Fig. 1～7, has the control lock of electronic code key, form by key 1, lock body 2, electronic coding circuit 13, electron solutions decoding circuit 24 4 parts,

Electronic coding circuit and electron solutions decoding circuit that electronic coding circuit 13, electron solutions decoding circuit 24 are locked for the ordinary electronic coding.

Key 1 is made of the post 11 of unblanking, handle 12, unblanks to offer hole slot 110 on post 11 periphery walls, and the post 11 of unblanking is fixedly connected on the handle 12; Electronic coding circuit 13 is fixed on the handle 12, is extended with electronic coding circuit power supply contact 131 in arbitrary hole slot 110 of the post 11 of unblanking of key 1;

Lock body 2 is made up of cylinder of spring lock 21, dead bolt 22, dead bolt control device 23, wherein:

Cylinder of spring lock 21 is provided with duct 212, is separately installed with feeler lever power connection 213, depression bar power connection 214 in duct 212, and fixedly on the feeler lever power connection 213, the other end is fixed on the lock core 21 stage clip 215 1 ends; Limited block 2141 is arranged on depression bar power connection 214, and this limited block 2141 is pressed on the block 2121 in the duct 212, and stage clip 216 1 end resiliency supported are on limited block 2141, and other end resiliency supported is on lock core 21;

Dead bolt control device 23 is made of the electromagnetic coil LK in the electron solutions decoding circuit, spring 232, sleeve 233, baffle plate 231, electromagnetic coil LK is installed in the sleeve 233, baffle plate 231 sleeves are in this sleeve 233, spring 232 1 end resiliency supported are on baffle plate 231, other end resiliency supported is in sleeve 233 bottoms, and baffle plate 231 places a side of dead bolt 22;

Be fixed with microswitch AN in the electron solutions decoding circuit wiring board 24 in a side of depression bar power connection 214, feeler lever power connection 213 leads connect the input OUT1 in the electron solutions decoding circuit 24.

Operating principle: in Fig. 6, at first to coding IC 1 precoding, after key 1 inserted in the lock body 2, the slotted eye 110 on the post 11 of unblanking cooperated with hoodle 211 on the cylinder of spring lock 21, made the mechanical caging of lock core 21 releasing cylinder of spring lock 21.Feeler lever power connection 213 is power contact 131 conductings in OUT2 end and the electronic coding circuit 13 in the electron solutions decoding circuit 24.Twist lock spoon 1, depression bar power connection 214 is twisted presses, the microswitch AN conducting that this moment, depression bar power connection 214 can press in the electron solutions decoding circuit 24, this moment, power supply VCC, VDD can power to electronic coding circuit, and electronic coding circuit is started working.The code signal of output after electron solutions decoding circuit 24 identification, the coil LK conducting in the electron solutions decoding circuit 24, this moment, baffle plate 231 can be packed up, and rotated key 1 and can stir dead bolt 22 lock is opened.

Embodiment 2, see Fig. 8～12, and electronic coding circuit 13 is made up of coding IC 1 and IC of modulating IC2, and electron solutions decoding circuit 24 is made up of demodulation IC 3, audio frequency demodulation IC 4 and decoding integrated circuit IC5;

Have through hole 111 on the post 11 of unblanking, the infrared transmitting tube VD1 of IC of modulating IC2 places through hole 111 entrance, and the infrared receiving tube VD2 of demodulation IC 3 places the bottom of the lockhole of lock core 21.All the other are with embodiment 1.

Operating principle: at first to coding IC 1 precoding, after key 1 inserted in the lock body 2, the slotted eye 110 on the post 11 of unblanking cooperated with hoodle 211 on the cylinder of spring lock 21, made the mechanical caging of lock core 21 releasing cylinder locks.This moment, feeler lever power connection 213 was power contact 131 conductings in OUT2 end and the electronic coding circuit 13 in the electron solutions decoding circuit 24.Fine rotation is key 1 once, and depression bar power connection 214 is twisted presses, the microswitch AN conducting that this moment, depression bar power connection 214 can press in the electron solutions decoding circuit 24, and this moment, power supply VCC, VDD can power to electronic coding circuit, and electronic coding circuit is started working.The code signal of output is after the IC2 modulation, VD1 sends the infrared coding modulation signal, (filling optical fiber forms optical fiber through hole 111 and delivers to the VD2 reception in through hole 111, and IC3 amplifies demodulation output, and IC6 couples a signal to the demodulation frequently of IC4 limit by optical fiber through hole 111, amplify by IC3 again and output to IC5, IC5 signal decoding, decoding back output high level, BG2 conducting, the coil LK action of relay L1, K1-2 connects, and keeps relay L1 operating voltage.K1-1 connects then, makes the LK action, electromagnetic coil energising, the locking that baffle plate 231 is removed dead bolt 22.When key 1 is rotated further, K0-1-OUT, K0-2-OUT connect, and electronic coding circuit 13 is started working.The code signal of output after electron solutions decoding circuit 24 identification, the coil LK conducting in the electron solutions decoding circuit 24, this moment, baffle plate 231 can be packed up, and rotated key 1 and can stir dead bolt 22 lock is opened.

Claims

1, the control lock that has the electronic code key is made up of key (1), lock body (2), electronic coding circuit (13), electron solutions decoding circuit (24) four parts, it is characterized in that:

Key (1) is made of the post of unblanking (11), handle (12), offers hole slot (110) on the post of unblanking (11) periphery wall, and the post of unblanking (11) is fixedly connected on the handle (12); Electronic coding circuit (13) is fixed on the handle (12), is extended with electronic coding circuit power supply contact (131) in arbitrary hole slot (110) of the post of unblanking (11) of key (1);

Lock body (2) is made up of cylinder of spring lock (21), dead bolt (22), dead bolt control device (23), wherein:

Cylinder of spring lock (21) is provided with duct (212), is separately installed with feeler lever power connection (213), depression bar power connection (214) in duct (212), and fixedly on the feeler lever power connection (213), the other end is fixed on the lock core (21) stage clip (215) one ends; Limited block (2141) is arranged on depression bar power connection (214), and this limited block (2141) is pressed on the block (2121) in the duct (212), and stage clip (216) one end bullets are supported on the limited block (2141), and other end resiliency supported is on lock core (21);

Dead bolt control device (23) is made of the electromagnetic coil LK in the electron solutions decoding circuit, spring (232), sleeve (233), baffle plate (231), electromagnetic coil LK is installed in the sleeve (233), baffle plate (231) sleeve is in this sleeve (233), spring (232) one end resiliency supported are on baffle plate (231), other end resiliency supported is in sleeve (233) bottom, and baffle plate (231) places a side of dead bolt (22);

Be fixed with microswitch AN in the electron solutions decoding circuit wiring board (24) in a side of depression bar power connection (214), feeler lever power connection (213) lead connects the input OUT1 in the electron solutions decoding circuit (24).

2, the control lock with electronic code key according to claim 1 is characterized in that: electronic coding circuit and electron solutions decoding circuit that electronic coding circuit (13), electron solutions decoding circuit (24) are locked for the ordinary electronic coding.

3, the control lock with electronic code key according to claim 1, it is characterized in that: electronic coding circuit (13) is made up of coding IC 1 and IC of modulating IC2, and electron solutions decoding circuit (24) is made up of demodulation IC 3, audio frequency demodulation IC 4 and decoding integrated circuit IC5;

Have through hole (111) on the post of unblanking (11), the infrared transmitting tube VD1 of IC of modulating IC2 places through hole (111) entrance, and the infrared receiving tube VD2 of demodulation IC 3 places the bottom of the lockhole of lock core (21).

4, the control lock with electronic code key according to claim 1 is characterized in that: handle (11) is made of casing (120) and cover plate (121), and electronic coding circuit (13) is fixed in the casing (120).