CN218029598U

CN218029598U - Fingerprint drawer lock

Info

Publication number: CN218029598U
Application number: CN202222136628.7U
Authority: CN
Inventors: 郭卓均
Original assignee: Zhaoqing Furun Intelligent Technology Co ltd
Current assignee: Zhaoqing Furun Intelligent Technology Co ltd
Priority date: 2022-08-15
Filing date: 2022-08-15
Publication date: 2022-12-13
Anticipated expiration: 2032-08-15

Abstract

The utility model discloses a fingerprint drawer lock, include: fixed mounting is at the lock shell on the drawer, the top through type slidable mounting of lock shell has the spring bolt of latchable drawer, is located inside the lock shell the bottom fixed mounting of spring bolt has the extension, installs the fingerprint box on the positive outer wall of lock shell, install fingerprint module on the fingerprint box, push-and-pull portion, the outer wall in fingerprint box both sides is installed in the rotation that push-and-pull portion can accomodate the operation subassembly of lock shell inside, the operation subassembly is correlated with fingerprint module, reciprocating of extension can be controlled to the operation subassembly, the operation subassembly includes the automatically controlled subassembly of compriseing servo motor, the utility model discloses can carry out the locking to the drawer, can control the unblock of drawer through the fingerprint simultaneously, improve security and convenience.

Description

Fingerprint drawer lock

Technical Field

The utility model relates to a fingerprint lock technical field specifically is a fingerprint drawer lock.

Background

The fingerprint tool to lock has higher security and intelligence.

Most of the existing drawers are sealed through the matching of keys and locks, the drawers are troublesome to use, many people insert the keys into the locks when using the drawers, and even do not want to lock the drawers, so that the safety and the privacy of the drawers are lost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fingerprint drawer lock can carry out the locking to the drawer, can control the unblock of drawer through the fingerprint simultaneously, has improved the advantage of security and convenience, has solved the problem among the background art.

In order to achieve the above purpose, the utility model provides a following technical scheme: a fingerprint drawer lock comprising:

the drawer locking device comprises a lock shell fixedly installed on a drawer, a spring bolt capable of locking the drawer is installed on the top of the lock shell in a penetrating mode in a sliding mode, and an extending portion is located inside the lock shell and fixedly installed at the bottom of the spring bolt.

Install the fingerprint box on the positive outer wall of lock shell, install fingerprint module on the fingerprint box.

The push-pull part can be stored and can be rotatably arranged on the outer walls of the two sides of the fingerprint box.

The operation assembly is arranged inside the lock shell and is associated with the fingerprint module, the operation assembly can control the extension part to move up and down, and the operation assembly comprises an electric control assembly consisting of a servo motor.

Preferably, the operation subassembly is including seting up the spacing groove in the extension inside, the inner wall fixed mounting of spacing groove has the flange, is located the flange top sliding connection has the screw thread piece about the inner wall of spacing groove, the top of the flange of can contradicting when the screw thread piece moves down, the inside of lock shell is fixed with spacing frame, the spacing sliding connection of extension is in the inside of spacing frame.

The electric control assembly can control the screw block to move downwards.

Preferably, the electric control assembly comprises a screw rod which is rotatably connected with the bottom in the lock shell and penetrates through the thread block, the screw rod is in threaded connection with a penetrating position, the servo motor is installed on the limiting frame, a speed reduction gear set is installed between the servo motor and the screw rod, and the servo motor controls the screw rod to rotate through the speed reduction gear set.

Preferably, a second return spring is fixedly installed between the bottom in the limiting frame and the bottom of the extension portion, the second return spring is sleeved on the outer wall of the screw rod, and a stop block is fixedly installed on the outer wall of the extension portion.

Preferably, the operation assembly comprises a crank which is rotatably connected to the inner wall of the lock shell through a bearing frame, a stroke groove is formed in the extending part, a transmission part is rotatably connected to the outer wall of the eccentric position of the crank, and when the transmission part rotates from the highest point to the lowest point, the extension part and a lock tongue at the top of the extension part can be forced to descend.

The electronic control assembly can control the rotation of the crank.

Preferably, the extension is of an inverted L-shaped structure, a positioning column is fixedly mounted at the inner top of the extension, a positioning plate is fixedly mounted inside the lock shell and located below the positioning column, a first return spring is fixedly mounted between the top of the positioning plate and the inner top of the extension, and the positioning column is located inside the first return spring.

Preferably, the electric control assembly comprises a rotating shaft fixedly connected with the crank, the servo motor is fixedly installed inside the lock shell, and the output end of the servo motor is fixedly connected with the rotating shaft through a coupler.

Preferably, the outer walls of two sides of the fingerprint box are both provided with hinge grooves, the inner walls of the hinge grooves are both rotatably connected with pin shafts, the push-pull portions are rotatably connected to the outer wall of the fingerprint box through the pin shafts, and the rotary joints of the pin shafts are provided with damping designs.

The outer wall of the pin shaft is also provided with an embedded part.

Preferably, the fingerprint module is including the inside fingerprint screen of installation fingerprint box, the guard slot to the indent is seted up to the outer wall of fingerprint box, the receiving face of fingerprint screen is located the guard slot.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a setting up the end of borrowing power that push-and-pull portion opened for the drawer, making whole drawer and fingerprint lock shift out through pulling push-and-pull portion, secondly, rotate the cladding at the outer wall of fingerprint box through making push-and-pull portion, can accomodate also expandable, can practice thrift the space.

2. The utility model discloses in, fingerprint module is used for starting the operation subassembly, and when fingerprint input was correct, the operation subassembly can make the spring bolt move down through control extension to remove the locking to the drawer.

Drawings

FIG. 1 is a schematic view of the present invention;

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

fig. 3 is a schematic structural view of the middle push-pull part of the present invention after being opened;

fig. 4 is a schematic structural diagram of a first embodiment of the present invention;

fig. 5 is a schematic structural view of another perspective in the embodiment of the present invention;

fig. 6 is a schematic structural view of a second embodiment of the present invention;

fig. 7 is a schematic structural view of an electric control assembly according to a second embodiment of the present invention.

In the figure: 1. a fingerprint box; 2. a fingerprint screen; 3. a push-pull section; 4. a lock case; 5. a latch bolt; 6. a pin shaft; 7. an insertion section; 8. an extension; 9. a crank; 11. a stroke slot; 12. a transmission section; 13. positioning a plate; 14. a positioning column; 15. a first return spring; 16. a flange; 17. a thread block; 18. a limiting frame; 19. a second return spring; 20. a screw; 21. a reduction gear set; 22. and (7) stopping.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution: a fingerprint drawer lock comprising:

the drawer locking device comprises a lock shell 4 fixedly installed on a drawer, a bolt 5 capable of locking the drawer is installed on the top of the lock shell 4 in a penetrating mode in a sliding mode, and an extending portion 8 is fixedly installed at the bottom of the bolt 5 inside the lock shell 4.

Install fingerprint box 1 on the positive outer wall of lock shell 4, install fingerprint module on the fingerprint box 1.

The push-pull portion 3, the outer wall at fingerprint box 1 both sides is installed in the rotation that push-pull portion 3 can accomodate.

And the operation assembly is arranged inside the lock shell 4, is associated with the fingerprint module and can control the extension part 8 to move up and down, and comprises an electric control assembly consisting of a servo motor.

Utilize spring bolt 5 can block the pulling out of drawer, realize opening and shutting the drawer through the lift of control spring bolt 5.

The fingerprint module is used for starting the operation assembly, and when the fingerprint input is correct, the operation assembly can control the extension part 8 to enable the bolt 5 to move downwards, so that the drawer is unlocked.

Push-and-pull portion 3 is the borrow power end that the drawer was opened, makes whole drawer and fingerprint lock shift out through pulling push-and-pull portion 3, secondly, rotates the cladding at the outer wall of fingerprint box 1 through making push-and-pull portion 3, can accomodate also expandable, can practice thrift the space.

Two embodiments of the operating assembly are provided below.

The first embodiment is as follows:

in a preferred embodiment, the operation assembly comprises a limit groove formed in the extension portion 8, a flange 16 is fixedly mounted on the inner wall of the limit groove, a threaded block 17 is vertically and slidably connected to the inner wall of the limit groove above the flange 16, the threaded block 17 abuts against the top of the flange 16 when moving downwards, a limit frame 18 is fixed in the lock shell 4, and the extension portion 8 is in limit sliding connection with the inside of the limit frame 18.

The electronic control assembly can control the screw block 17 to move downwards.

As shown in fig. 4 and 5, when the electronic control assembly controls the screw block 17 to move downwards, the screw block 17 will interfere with the flange 16 and displace the extension portion 8 downwards, so that the bolt 5 is displaced downwards and retracted into the inside of the lock shell 4, thereby completing the unlocking.

The limit frame 18 has an enhanced limit for the extension portion 8, and is used for improving the stability of the up-and-down displacement of the bolt 5, and the bolt 5 is a collision contact end and can often collide with the drawer cabinet to vibrate or deflect.

On the basis of the first embodiment, an implementation mode of an electric control assembly is provided, the electric control assembly comprises a screw rod 20 which is rotatably connected with the inner bottom of the lock shell 4 and penetrates through the thread block 17, the screw rod 20 is in threaded connection with a penetrating part, a servo motor is installed on the limiting frame 18, a reduction gear set 21 is installed between the servo motor and the screw rod 20, and the servo motor controls the screw rod 20 to rotate through the reduction gear set 21.

As shown in fig. 4 and 5, the reduction gear set 21 includes four gears, two of the four gears are used as transmission gears, and the other two gears are respectively and fixedly connected to the output end of the servo motor and the outer wall of the screw 20, so as to convert the high-speed rotation of the servo motor into the slow speed, thereby improving the control accuracy.

The screw 20 is connected with the screw block 17 by screw threads, and the limit groove of the extension part 8 limits the rotation of the screw block 17, so that the screw block 17 can move up and down when the screw 20 rotates.

Servo motor and fingerprint module electrical property relevance among the automatically controlled subassembly to can control the switching of spring bolt 5 through the fingerprint.

On the basis of the first embodiment, a second return spring 19 is fixedly installed between the bottom in the limit frame 18 and the bottom of the extension portion 8, the second return spring 19 is sleeved on the outer wall of the screw rod 20, and a stop 22 is fixedly installed on the outer wall of the extension portion 8.

When the screw 20 is rotated by the servo motor to move the screw block 17 upward, the extension portion 8 is simultaneously pushed upward by the elastic potential energy of the second return spring 19, so that the latch bolt 5 can be reset.

The extension portion 8 can be prevented from excessively descending by the stopper 22, and the extension portion 8 can be moved downward by the stopper 22 by opening the lock case 4 in an emergency.

The second embodiment:

in another preferred embodiment, the operation assembly comprises a crank 9 rotatably connected to the inner wall of the lock case 4 through a bearing bracket, a travel slot 11 is formed in the extension 8, a transmission part 12 is rotatably connected to the outer wall of the eccentric position of the crank 9, and the extension 8 and the bolt 5 at the top thereof can be forced to descend when the transmission part 12 rotates from the highest point to the lowest point.

The electronic control assembly may control the rotation of the crank 9.

As shown in fig. 6 and 7, the travel slot 11 provides a space for the rotation of the transmission part 12, and when the transmission part 12 rotates along with the crank 9, the extension part 8 can be moved downwards through the travel slot 11, so that the latch bolt 5 is lowered.

Wherein, when the transmission part 12 goes from the lowest point to the highest point, the space at the position is released.

In the second embodiment, the extension portion 8 is in an inverted L-shaped structure, a positioning column 14 is fixedly mounted at the top inside the extension portion 8, a positioning plate 13 is fixedly mounted inside the lock case 4 below the positioning column 14, a first return spring 15 is fixedly mounted between the top of the positioning plate 13 and the top inside the extension portion 8, and the positioning column 14 is located inside the first return spring 15.

As shown in fig. 6 and 7, when the extension portion 8 moves downward, the first return spring 15 is pressed, and also when the crank 9 continues to rotate, the travel slot 11 releases the space, and the extension portion 8 is pushed upward by the elastic potential energy of the first return spring 15, so that the return is completed.

On the basis of the second embodiment, the electric control assembly comprises a rotating shaft fixedly connected with the crank 9, the servo motor is fixedly installed inside the lock shell 4, and the output end of the servo motor is fixedly connected with the rotating shaft through a coupler.

Further, as shown in fig. 2 to 3, the outer walls of the two sides of the fingerprint box 1 are provided with hinge grooves, the inner walls of the hinge grooves are connected with pin shafts 6 in a rotating mode, the push-pull portions 3 are connected to the outer wall of the fingerprint box 1 in a rotating mode through the pin shafts 6, the rotating connection positions of the pin shafts 6 are provided with damping designs, and the damping designs can reduce use noise and enable the pin shafts 6 to reset and store.

The outer wall of the pin shaft 6 is also provided with an embedded part 7.

Furthermore, fingerprint module is including installing 1 inside fingerprint screen 2 of fingerprint box, and the protective housing of indent is seted up to the outer wall of fingerprint box 1, and the receiving face of fingerprint screen 2 is located the protective housing.

To sum up, the utility model discloses can carry out the locking to the drawer, can control the unblock of drawer through the fingerprint simultaneously, improve security and convenience.

The standard parts used in the present embodiment may be purchased directly from the market, and the non-standard structural components described in the specification and drawings may be obtained by processing without any doubt according to the common general knowledge in the art, and the connection manner of the respective parts is by the conventional means developed in the art, and the machines, parts and equipment are of the conventional type in the art, so that the detailed description thereof is omitted.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A fingerprint drawer lock which characterized in that: the method comprises the following steps:

the drawer locking device comprises a lock shell (4) fixedly installed on a drawer, a bolt (5) capable of locking the drawer is installed on the top of the lock shell (4) in a penetrating mode in a sliding mode, and an extending portion (8) is fixedly installed at the bottom of the bolt (5) inside the lock shell (4);

the fingerprint box (1) is installed on the outer wall of the front face of the lock shell (4), and a fingerprint module is installed on the fingerprint box (1);

the push-pull part (3) can be accommodated and rotatably arranged on the outer walls of the two sides of the fingerprint box (1);

the operating assembly is arranged inside the lock shell (4) and is associated with the fingerprint module, the operating assembly can control the extension part (8) to move up and down, and the operating assembly comprises an electric control assembly consisting of a servo motor.

2. The fingerprint drawer lock of claim 1, wherein: the operation assembly comprises a limiting groove arranged in the extending portion (8), a flange (16) is fixedly arranged on the inner wall of the limiting groove, a thread block (17) is connected to the inner wall of the limiting groove above the flange (16) in a vertically sliding mode, the thread block (17) can abut against the top of the flange (16) when moving downwards, a limiting frame (18) is fixed in the lock shell (4), and the extending portion (8) is connected to the inside of the limiting frame (18) in a limiting sliding mode;

the electronic control assembly can control the screw block (17) to move downwards.

3. The fingerprint drawer lock of claim 2, wherein: the electric control assembly comprises a screw rod (20) which is rotatably connected with the inner bottom of the lock shell (4) and penetrates through a thread block (17), the screw rod (20) is in threaded connection with a penetrating position, the servo motor is installed on a limiting frame (18), a reduction gear set (21) is installed between the servo motor and the screw rod (20), and the servo motor controls the screw rod (20) to rotate through the reduction gear set (21).

4. The fingerprint drawer lock of claim 2, wherein: and a second reset spring (19) is fixedly installed between the bottom in the limiting frame (18) and the bottom of the extension part (8), the outer wall of the screw rod (20) is sleeved with the second reset spring (19), and a stop block (22) is fixedly installed on the outer wall of the extension part (8).

5. The fingerprint drawer lock of claim 1, wherein: the operation assembly comprises a crank (9) which is rotatably connected to the inner wall of the lock shell (4) through a bearing frame, a stroke groove (11) is formed in the extending part (8), the outer wall of the eccentric part of the crank (9) is rotatably connected with a transmission part (12), and when the transmission part (12) rotates from the highest point to the lowest point, the extending part (8) and a lock tongue (5) at the top of the extending part can be forced to descend;

the electronic control assembly can control the rotation of the crank (9).

6. The fingerprint drawer lock of claim 5, wherein: the improved lock is characterized in that the extension part (8) is of an inverted L-shaped structure, a positioning column (14) is fixedly mounted at the inner top of the extension part (8), a positioning plate (13) is fixedly mounted inside the lock shell (4) and located below the positioning column (14), a first reset spring (15) is fixedly mounted between the top of the positioning plate (13) and the inner top of the extension part (8), and the positioning column (14) is located inside the first reset spring (15).

7. The fingerprint drawer lock of claim 5, wherein: the electric control assembly comprises a rotating shaft fixedly connected with the crank (9), the servo motor is fixedly installed inside the lock shell (4), and the output end of the servo motor is fixedly connected with the rotating shaft through a coupler.

8. The fingerprint drawer lock of any one of claims 1 to 7, wherein: hinge grooves are formed in the outer walls of the two sides of the fingerprint box (1), hinge pins (6) are rotatably connected to the inner walls of the hinge grooves, the push-pull part (3) is rotatably connected to the outer wall of the fingerprint box (1) through the hinge pins (6), and a damping design is arranged at the rotating connection position of the hinge pins (6);

the outer wall of the pin shaft (6) is also provided with an embedded part (7).

9. The fingerprint drawer lock of claim 8, wherein: the fingerprint module is including installing inside fingerprint screen (2) of fingerprint box (1), the protective housing of indent is seted up to the outer wall of fingerprint box (1), the receiving face of fingerprint screen (2) is located the protective housing.