CN202266107U - An electronic lock with emergency digital control lock cylinder - Google Patents

Abstract

The utility model discloses a take electronic lock of emergent numerical control lock core, the utility model discloses be equipped with the numerical control lock core in the lock body, and emergent key can be unblanked through the keyhole in emergent hole insertion numerical control lock core. Therefore, when the door lock cannot be opened due to identification errors or circuit faults during unlocking, the function of opening the door lock in an emergency can be achieved through the numerical control lock cylinder. No matter above-mentioned structure is applied to mechanical theftproof tool to lock, still the fingerprint, electronic theftproof tool to lock such as punching the card, when not changing traditional tool to lock design and manufacturing process, the potential safety hazard that any attempt carries out illegal technique through tool to lock key hole or emergent hole and opens has been stopped completely, and this numerical control lock core just switches on when inserting the key in addition, all the other times are in the outage state, therefore only need less electric quantity alright with work, thereby can directly adopt battery powered, and can reach the result of use and the life of ideal, reach the effect as emergent opening device.

Description

An electronic lock with emergency digital control lock cylinder

technical field

The utility model relates to a lockset, in particular to an electronic lock with an emergency digital control lock cylinder.

Background technique

At present, a type of electronic door lock is promoted on the market. It appears with the development of electronic technology. It is incomparable to mechanical locks in terms of convenience of use and intelligent management, so it is widely used in some industries. At present, electronic locks such as magnetic cards, IC cards, induction cards, and fingerprint locks are common on the market. However, the above-mentioned locks still have defects, such as false identification: the correct rate of fingerprint identification is limited by technical and environmental factors such as reading accuracy, dry humidity, and dirt, and it is impossible to reach 100%. Traditional magnetic cards and IC cards can also be unrecognizable due to factors such as degaussing, kinks, scratches, and dirt. the

Due to safety requirements, the national standard expressly stipulates that in order to prevent identification errors or circuit failures from opening, electronic anti-theft locks must be equipped with emergency opening devices, so that they can be mechanically opened by using the emergency opening device when a situation occurs. The emergency opening device is expressed in the physical form of an "emergency hole", and its anti-theft performance is often not up to the safety index of ordinary mechanical anti-theft locks, thus becoming the largest safe "back door" of electronic anti-theft locks. The electronic lock of the numerical control lock cylinder comprehensively improves the anti-theft performance of the lock.

Contents of the invention

In order to overcome the deficiencies of the prior art, the utility model provides an electronic lock with an emergency digital control lock core, thereby improving the anti-theft performance of the electronic lock.

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

An electronic lock with an emergency numerically controlled lock cylinder, including a lock body with an emergency hole, characterized in that: the lock body is provided with a numerically controlled lock cylinder, and the emergency key can be inserted into the keyhole in the numerically controlled lock cylinder through the emergency hole Middle and unlocked.

The numerically controlled lock cylinder includes a lock cylinder main body, a lock cylinder, a control unit, a signal pin connected to the control unit, an electronically controlled pin, and a power supply. The control unit judges whether the key inserted into the keyhole of the lock cylinder is legal through the signal pin, The electronically controlled marble is mainly composed of a permanent magnet and a solenoid with a permanent magnet. The solenoid is connected to the power supply through the control unit. The lock cylinder is provided with a groove corresponding to the position of the solenoid. , the control unit controls the solenoid to turn on the power, so that the permanent magnet bounces into the groove and brakes the lock cylinder. When the lock is legally unlocked, the control unit controls the solenoid to be disconnected, so that the permanent magnet does not act.

One end of the solenoid is connected to the power supply electrode (VCC), the other end is connected to the base of the triode, the emitter of the triode is grounded, and the base is connected to the control unit.

The electrically controlled marbles are vertically arranged below the cylinder.

The signal pin includes an electronic probe and a sleeve nested in each other. A spring is pressed between the electronic probe and the sleeve. The main body of the lock cylinder is provided with a mechanical pin that presses the tail of the signal pin, and the mechanical pin is provided with a wire through hole.

The beneficial effects of the utility model are: the utility model is provided with a numerical control lock core in the lock body, and the emergency key can be inserted into the key hole in the digital control lock core through the emergency hole to unlock. Therefore, when the door lock cannot be opened due to identification errors or circuit failures during unlocking, the digital control lock cylinder can play the function of emergency opening of the door lock.

The control unit in the digital lock cylinder judges whether the key inserted into the keyhole of the lock cylinder is legal through the signal pin. When the lock cylinder is opened, the system recognizes it as illegal, and the control unit controls the solenoid to turn on the power, so that the permanent magnet springs into the groove and brakes the cylinder. If an authorized legal user (key) is used, the system recognizes it as legal, and the control unit The unit control solenoid is not connected to electricity, so that the permanent magnet does not act, so that the lock can be unlocked. Whether the above-mentioned structure is applied to mechanical anti-theft locks, or electronic anti-theft locks such as fingerprints and card swipes, while not changing the design and manufacturing process of traditional locks, it completely eliminates any potential safety hazards that attempt to open illegally through the keyhole or emergency hole of the lock. , and the CNC lock cylinder is only powered on when the key is inserted, and is in a power-off state for the rest of the time, so it can work with only a small amount of electricity, so it can be directly powered by batteries, and can achieve ideal use effects and service life. To achieve the role as an emergency opening device.

Description of drawings

Below in conjunction with accompanying drawing and embodiment the utility model is further described:

Fig. 1 is the overall view of the utility model;

Fig. 2 is a block diagram of the utility model;

Fig. 3 is the structural representation of cylinder lock;

Fig. 4 is the circuit principle diagram of electronically controlled marbles in the utility model;

Fig. 5 is a schematic diagram of the structure of the signal pin installed in the lock cylinder.

Detailed ways

Referring to Fig. 1, the utility model discloses an electronic lock with an emergency digital control lock core, which includes a lock body 9, an emergency hole 10 is arranged on the lock body 9, a digital control lock core is arranged inside the lock body 9, and an emergency key It can be inserted into the key hole 20 in the numerical control lock cylinder through the emergency hole 10 to unlock.

Referring to Fig. 2 to Fig. 3, the numerically controlled lock cylinder provided by the utility model includes a lock cylinder main body 1, a lock cylinder 2, a control unit 3, a signal pin 4 connected to the control unit 3, an electronically controlled pin 5, and a power supply 6 , the contact of the signal pin 4 extends to the key hole 20 of the lock cylinder 2, when the key is inserted into the key hole 20 of the lock cylinder 2, the signal pin 4 will be connected with the corresponding chip of the inserted key, so that the control unit 3 is connected to the key hole 20 of the key. Chip, through the signal pin 4 to judge whether the key inserted into the lock cylinder 2 is legal, wherein the electronically controlled pin 5 is mainly composed of a permanent magnet 51 and a solenoid 52 with a permanent magnet 51, and the solenoid 52 passes through the control unit 3 Connected to the power supply 6, the lock cylinder 2 is provided with a groove 21 corresponding to the position of the solenoid 52. When the lock is illegally unlocked, the control unit 3 controls the solenoid 52 to connect the power supply 6, so that the permanent magnet 51 pops into the concave Groove 21 and braking lock cylinder 2, when unlocking legally, solenoid 52 is not connected to electricity, and permanent magnet 51 is not acted. The utility model directly brakes the lock cylinder 2 with a novel structure and adopts a structure in which a solenoid cooperates with a permanent magnet. When the key inserted into the lock cylinder 2 is an illegal key and the lock cylinder 2 is illegally pried, the solenoid 52 is connected to electricity to generate magnetic force, and the permanent magnet is ejected into the groove 21 of the lock cylinder 2 by the magnetic force, so that the lock cylinder 2 cannot rotate and achieves the purpose of braking the lock cylinder; and when a legal key is inserted, the control unit 3 can pass The signal pin 4 judges that what is connected is a correct key, so that the solenoid 52 does not work, so the lock cylinder 2 can rotate smoothly to open the lock in this state. It can be seen that what the utility model adopts is a braking method. Under normal circumstances, the electronically controlled marble 5 does not work, so it can save electricity, so that the electricity consumption of the lock is less, and the electricity consumption of the solenoid used is far lower than that of the lock. Ordinary relays, considering comprehensive factors, the power supply 6 of the present utility model can be directly powered by a battery, and can achieve an ideal use time.

Referring to FIG. 4 , preferably one end of the solenoid 52 is connected to the power supply VCC, and the other end is connected to the base of the triode 8 , the emitter of the triode 8 is grounded, and the base is connected to the control unit 3 . In actual use, the control unit 3 can adopt a single-chip microcomputer, so the base of the triode 8 is controlled by the single-chip microcomputer. When unlocking legally, the corresponding pin of the control unit 3 is low. Further, the control voltage DCF of the base of the triode 8 is low level, the triode 8 is not conducting, when the lock is illegally unlocked, the control unit 3 receives the signal transmitted by the signal pin 4 correspondingly, and the pin corresponding to the triode 8 is high level, and further, the base of the triode 8 The control voltage DCF is at a high level, so that the emitter and the collector are turned on, and the solenoid 52 has a current passing through, generating a magnetic field, and then pushing up the permanent magnet 51, extending into the groove 21 of the lock cylinder 2, and braking the lock cylinder 2. The structure is simple, the power consumption is small and the use is reliable, which is the preferred embodiment.

In addition, as a preferred embodiment of the present utility model, with the above-mentioned structure, the electric control pin 5 is vertically arranged below the cylinder 2, so after the solenoid 52 is powered off, the permanent magnet 51 falls back to the spiral due to its own gravity. In the tube 52, the effect of automatic reset is achieved, and the system does not need to consume additional power; therefore, the utility model is more power-saving.

And as shown in FIG. 5 , the signal pin 4 includes an electronic probe 41 and a bushing 42 nested with each other, a spring 43 is pressed between the electronic probe 41 and the bushing 42 , and the bushing 42 is placed on the lock through an insulating sleeve 44 Inside the pin hole 22 of the cylinder 2, and the electronic probe 41 faces the key hole 20, the lock cylinder main body 1 is provided with a mechanical pin 11 pressing the tail of the signal pin 4, and the mechanical pin 11 is provided with a wire through hole 12. With this structure, the signal pin 4 is directly arranged in the lock cylinder 2. Therefore, when the structure of the lock cylinder main body 1 needs to be changed, a traditional mechanical lock cylinder can be used as a component, which is beneficial to the promotion of the product and greatly reduces its cost.

It can be seen from the above that the utility model can work only with less power, so it can be directly powered by batteries, and can achieve ideal use effect and service life.

Of course, the above is only a preferred embodiment of the utility model, and it does not constitute a limitation to the utility model. The utility model can also have other structural changes, but as long as it is a lock with the same basic structure, or according to the protection scope of the utility model The equal changes and modifications made should still fall within the scope of the present utility model.

Claims (5)

1. the electronic lock of the emergent numerical control lock core of band; Comprise lock body (9); Lock body (9) is provided with emergent hole (10), it is characterized in that: said lock body is provided with the numerical control lock core in (9), and emergency key can be through unblanking in the keyhole (20) in emergent hole (10) the insertion numerical control lock core.

2. a kind of electronic lock according to claim 1 with emergent numerical control lock core; It is characterized in that: said numerical control lock core comprises plug body (1), lock gall (2), control module (3), the signal pellet shot from a slingshot (4) that is connected with control module (3) and automatically controlled pellet shot from a slingshot (5); And power supply (6); Control module (3) judges through signal pellet shot from a slingshot (4) whether the key in the keyhole (20) that inserts lock gall (2) is legal; Said automatically controlled pellet shot from a slingshot (5) mainly is made up of the solenoid (52) of permanent magnet (51) and cover mounted permanent magnet (51), and solenoid (52) is connected with power supply (6) through control module (3), and said lock gall (2) is provided with and solenoid (52) position corresponding groove (21); When illegally unblanking; Control module (3) control solenoid (52) energized (6) makes permanent magnet (51) spring into groove (21) and braking lock gall (2), when legal unblanking; Control module (3) control solenoid (52) does not connect electricity, makes permanent magnet (51) be failure to actuate.

3. a kind of electronic lock according to claim 2 with emergent numerical control lock core; It is characterized in that: the power supply utmost point (VCC) of said solenoid (52) one termination powers; The other end connects the base stage of triode (8); Said triode (8) grounded emitter, base stage is connected with control module (3).

4. according to claim 2 or 3 described a kind of electronic locks with emergent numerical control lock core, it is characterized in that: said automatically controlled pellet shot from a slingshot (5) vertically is arranged at lock gall (2) below.

5. according to claim 2 or 3 described a kind of electronic locks with emergent numerical control lock core; It is characterized in that: said signal pellet shot from a slingshot (4) comprises electronic probe (41) and the sleeve pipe (42) that is nested with each other; Be pressed with spring (43) between electronic probe (41) and the sleeve pipe (42); Sleeve pipe (42) is placed in the pellet shot from a slingshot head hole (22) of lock gall (2) through insulation sleeve (44); And electronic probe (41) is towards keyhole (20), and said plug body (1) is provided with the mechanical billiard (11) of roof pressure signal pellet shot from a slingshot (4) afterbody, and this mechanical billiard (11) is provided with lead via hole (12).

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