CN212054172U

CN212054172U - Pressure coded lock

Info

Publication number: CN212054172U
Application number: CN202020545044.3U
Authority: CN
Inventors: 葛怡然
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-12-01
Anticipated expiration: 2030-04-14

Abstract

The utility model discloses a pressure trick lock, including key and lock body, key appearance and lock body inner chamber phase-match, the lock body rotates and installs on the door plant, a serial communication port, the key includes base, shell, base fixed surface installs piezo-resistor, piezo-resistor and controller electric connection, the snap ring has been seted up on the shell, the elastic element is equipped with to the snap ring inside callipers, elastic element pastes the setting with piezo-resistor mutually. The utility model discloses a pressure that sets up the piezo-resistor response finger on the key forms first lock, and the turned angle of tapered end can be adjusted to the first steering wheel that sets up on the lock core to the adjustment tapered end is in draw-in groove joint area, thereby forms second way lock, is provided with the dog on the second steering wheel, the condition that the switch of first steering wheel was not opened, and the second steering wheel can not move, further improves the security of lock.

Description

Pressure coded lock

Technical Field

The utility model relates to an intelligence lock field, concretely relates to pressure trick lock.

Background

The existing coded locks are widely applied to our lives and comprise a biological identification lock and a digital coded lock, wherein the biological identification lock comprises a fingerprint identification lock and a face identification lock, the fingerprint identification lock is generally classified by adopting a pattern and a triangular point, and then local characteristics such as position, direction and the like are adopted to identify the identity of a user, but fingerprint marks are left after the fingerprint is used every time, so that dangerous potential hazards are caused; with the development of modern science and technology, facial information is often revealed on the internet and is not safe enough; the digital coded lock is unlocked by inputting a digital sequence code, and the code is easy to steal in the mode. Therefore, in order to solve the above technical problems, a novel anti-theft lock is proposed.

Disclosure of Invention

The utility model discloses a pressure that sets up the piezo-resistor response finger on the key forms first lock, and the turned angle of tapered end can be adjusted to the first steering wheel that sets up on the lock core to the adjustment tapered end is in draw-in groove joint area, thereby forms second way lock, is provided with the dog on the second steering wheel, and the condition that the switch of first steering wheel was not opened, the second steering wheel can not move, further improves the security of lock.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

the utility model provides a pressure trick lock, including key and lock body, the key appearance matches with the lock body inner chamber, and the lock body rotates and installs on the door plant, its characterized in that, the key includes base, shell, the base surface fixed mounting has piezo-resistor, piezo-resistor and controller electric connection, seted up the snap ring on the shell, the snap ring is inside to be blocked and is equipped with elastic element, elastic element pastes the setting with piezo-resistor, the key tip is equipped with first plug connector, piezo-resistor and first plug connector electric connection, the lock body tip is equipped with second plug connector, first plug connector and second plug connector cooperation are connected, the lock body surface is seted up the draw-in groove;

the door lock further comprises a lock cylinder, the lock cylinder is fixedly mounted on the door plate, a first steering engine is fixedly mounted on the lock cylinder, a lock head is rotatably mounted on the surface of the first steering engine, the position of the lock head is opposite to that of the clamping groove, the first steering engine is electrically connected with the controller, the second plug connector is electrically connected with the controller, the controller is electrically connected with a second steering engine, a stop block is rotatably mounted on the second steering engine, and the second steering engine is fixedly mounted on the door frame.

Preferably, the power supply further comprises an indicator light, the indicator light is electrically connected with the power supply, and the indicator light is electrically connected with the piezoresistor through a wire.

Preferably, a proximity switch is fixedly mounted on the door frame, and the proximity switch is electrically connected to the controller.

Preferably, the end part of the lock body is provided with a wiring port, and the wiring port is opposite to the second plug connector.

Preferably, the lock cylinder is fixedly installed on the door panel through a fixing plate.

the utility model provides a pressure trick lock possesses following beneficial effect: the pressure of a finger is sensed through a piezoresistor arranged on a key to form a first door lock, a first steering engine arranged on a lock cylinder can adjust the rotation angle of a lock head, so that the lock head is adjusted in the clamping area of a clamping groove, a second door lock is formed, a stop block is arranged on the second steering engine, the switch of the first steering engine is not opened, the second steering engine cannot operate, and the safety of the door lock is further improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.

Fig. 1 is a first schematic structural diagram of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

FIG. 3 is a first schematic structural view of the lock head of the present invention;

FIG. 4 is a second schematic structural view of the lock head of the present invention;

FIG. 5 is a schematic structural view of the key of the present invention;

fig. 6 is a schematic structural view of the lock body of the present invention;

in the figure: 1. a key; 2. a lock body; 3. a door panel; 4. a base; 5. a housing; 6. a voltage dependent resistor; 7. a controller; 8. a snap ring; 9. an elastic element; 10. a first connector; 11. a second plug connector; 12. a card slot; 13. a lock cylinder; 14. a first steering engine; 15. a lock head; 16. a fixing plate; 17. a second steering engine; 18. a door frame; 19. an indicator light; 20. a proximity switch; 21. a wiring port; 22. and a stop block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention will be combined to clearly and completely describe the technical solutions in the embodiments of the present invention.

As shown in fig. 1 to 6, a pressure coded lock includes a key 1 and a lock body 2, the shape of the key 1 matches with the inner cavity of the lock body 2, and the lock body 2 is rotatably mounted on a door panel 3, and is characterized in that the key 1 includes a base 4 and a shell 5, a varistor 6 is fixedly mounted on the surface of the base 4, the varistor 6 is electrically connected with a controller 7, the shell 5 is provided with a snap ring 8, an elastic element 9 is clamped in the snap ring 8, the elastic element 9 is attached to the varistor 6, the end of the key 1 is provided with a first plug 10, the varistor 6 is electrically connected with the first plug 10, the end of the lock body 2 is provided with a second plug 11, the first plug 10 is connected with the second plug 11 in a matching manner, and the surface of the lock body 2 is;

still include lock core 13, lock core 13 fixed mounting is on door plant 3, lock core 13 passes through fixed plate 16 fixed mounting on door plant 3, fixed mounting has first steering wheel 14 on the

lock core

13, 14 surperficial rotations of first steering wheel are installed and are tapered end 15, tapered end 15 is relative with the position of draw-in

groove

12, 14 and 7 electric connection of controller of first steering wheel,

second plug connector

11 and 7 electric connection of controller, 7 electric connection of controller has second steering wheel 17, it installs dog 22 to rotate on the second steering wheel 17, second steering wheel 17 fixed mounting is on door frame 18.

Wiring mouth 21 has been seted up to 2 tip of lock body, and wiring mouth 21 is relative with second plug connector 11, and the wire end connection is on second plug connector 11, and the wire pierces through wiring mouth 21 and connects on controller 7, prevents that the wire from around establishing on lock body 2.

The working principle is as follows: be provided with piezo-resistor 6 on the key 1, when preparing to open the door lock, insert key 1 in 2 inner chambers of lock body, first plug connector 10 on the key 1 and the second plug connector 11 looks joint back of lock body 2, second plug connector 11 passes through wire and controller 7 electric connection, the pressure that the piezo-resistor 6 was pressed to the finger is transmitted to controller 7 in real time, when pressure satisfies predetermined requirement, controller 7 signals 15 follow draw-in groove 12 and back-out to first steering wheel 14 control tapered end, then first steering wheel 14 sends feedback signal to controller 7, dog 22 on the controller 7 control second steering wheel 17 rotates, the door is opened promptly.

Still include pilot lamp 19, pilot lamp 19 and power electric connection, pilot lamp 19 passes through wire and piezo-resistor 6 electric connection, and the finger is pressed on piezo-resistor 6, changes according to the quantity of the change pilot lamp 19 of pressure to show pressure size in real time, the convenience trains when the user tentatively uses.

A proximity switch 20 is fixedly installed on the door frame 18, the proximity switch 20 is electrically connected to the controller 7, the proximity switch 20 senses the closing of the door panel 3, the proximity switch 20 sends a signal to the controller 7, and the controller 7 sends a signal to control the second plug connector 11 to be powered off, so that the key 1 can be pulled out; meanwhile, the controller 7 sends a signal to the second steering engine 17, and the second steering engine 17 rotates the stop block 22 to lock the door.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; the pattern filling in the drawings of the utility model does not represent the material of the structure, and only distinguishes the structure; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A pressure coded lock comprises a key and a lock body, wherein the shape of the key is matched with the inner cavity of the lock body, and the lock body is rotatably installed on a door plate;

2. The pressure combination lock of claim 1, further comprising an indicator light, wherein the indicator light is electrically connected to a power source, and the indicator light is electrically connected to the pressure sensitive resistor through a wire.

3. A pressure combination lock as claimed in claim 1, wherein the door frame is fixedly provided with a proximity switch, and the proximity switch is electrically connected to the controller.

4. The combination pressure lock of claim 1, wherein the lock body defines a wire connection opening at an end thereof, the wire connection opening being opposite the second plug member.

5. A pressure combination lock according to claim 1, wherein the lock cylinder is fixedly mounted to the door panel by means of a retaining plate.