CN218347138U

CN218347138U - Fingerprint drawer lock

Info

Publication number: CN218347138U
Application number: CN202222686080.3U
Authority: CN
Inventors: 郭卓均; 何力坤
Original assignee: Zhaoqing Furun Intelligent Technology Co ltd
Current assignee: Zhaoqing Furun Intelligent Technology Co ltd
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-01-20
Anticipated expiration: 2032-10-12

Abstract

The utility model discloses a fingerprint drawer lock, include lock body shell and install on lock body shell and can stretch out and the spring bolt of indentation for lock body shell, its characterized in that: the lock body shell on install the control mechanism who locks and unblock the spring bolt, still including installing the chip in lock body shell inside, install the distance sensor on the lock body shell and install the light source on the lock body shell, the chip with signal connection between the distance sensor, the light source with the chip between signal connection. The utility model discloses, made things convenient for people to the locking and the unblock of drawer or cabinet door, no longer rely on the key unblock, improved convenience and theftproof nature.

Description

Fingerprint drawer lock

Technical Field

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

Background

The general file cabinet is provided with a drawer, the drawer can separate the inner space of the cabinet, and the drawer has the drawable function, so that people can take and place articles conveniently. The drawer is necessary for people to take and place articles in life, and sometimes valuable or important articles can be placed in the drawer, and at the time, the theft prevention of the articles needs to be considered. The most adopted way at present is through mechanical key lock, and this kind of way is the most common way of using at present, is also the least mode of cost, but this kind of mode also has some limitations, for example, it is troublesome to carry the key, and the simple shape of key also is easy to unlock.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fingerprint drawer lock possesses the advantage that accessible fingerprint identification carries out the unblock, has solved the problem among the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fingerprint drawer lock, includes lock body shell and installs on lock body shell and can stretch out and the spring bolt of indentation for lock body shell, its characterized in that: a control mechanism for locking and unlocking the lock tongue is arranged on the lock body shell;

the lock body comprises a lock body shell, a chip, a distance sensor and a light source, wherein the chip is arranged in the lock body shell;

the fingerprint identification module is in signal connection with the chip.

Preferably, the lock body shell is further provided with a sounder, and the sounder is in signal connection with the chip.

Preferably, the control mechanism comprises a lock bolt sleeve, the lock bolt sleeve is rotatably connected to the inner wall of the lock body shell through a rotating shaft, and a torsion spring is further arranged between the rotating shaft and the lock body shell; the lock tongue is connected with the lock tongue sleeve in a sliding manner, and a return spring is arranged between the lock tongue and the lock tongue sleeve;

the locking mechanism is used for limiting the rotation of the rotating shaft.

Preferably, locking mechanical system including fix on the spring bolt cover and with the coaxial stopper that sets up of pivot, seted up a slot on the stopper, still include with the inserted bar of slot looks adaptation, install the motor in the lock body shell, motor control stretching into and stretching out of inserted bar.

Preferably, a through hole is formed in the lock tongue sleeve, a T-shaped limiting rod is fixedly connected to the bottom of the lock tongue, and the T-shaped limiting rod can slide in the through hole.

Preferably, the bottom that the lock tongue cover is close to its both sides all has seted up logical groove, two otic placodes of the bottom fixedly connected with of spring bolt, two the otic placode is corresponding with two logical groove positions of lock tongue cover bottom.

Preferably, the bottom of the lock bolt sleeve is fixedly connected with a stop block, and the stop block abuts against the lock body shell.

Preferably, the fingerprint identification module is installed on the fixing sleeve, and a handle is fixed on the surface of the fixing sleeve.

Compared with the prior art, the beneficial effects of the utility model are as follows: after the fingerprint identification succeeds, the chip transmits a signal to the control mechanism, so that the control mechanism unlocks the spring bolt, the spring bolt descends when external force is applied, the spring bolt leaves the lock hole, and the drawer or the cabinet door can be opened. When the cabinet door is closed, the spring bolt is locked by the control mechanism after entering the lock hole, so that the lock closing state is kept. Through this mode, made things convenient for people to the locking and the unblock of drawer or cabinet door, no longer rely on the key unblock, improved convenience and theftproof nature.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a front view of the present invention;

FIG. 3 is a perspective view of the present invention;

FIG. 4 is a sectional perspective view of the present invention;

FIG. 5 is a partial view of the fingerprint recognition module of the present invention,

In the figure: a lock body housing 1; a lock tongue 2; a lock tongue sleeve 3; a fixing sleeve 4; a fingerprint recognition module 5; a handle 6; a light source 7; a distance sensor 8; a chip 9; a rotating shaft 10; a torsion spring 11; a return spring 12; a T-shaped stop lever 13; ear plate 14; a stopper 15; an insert rod 16; a motor 17; a stop 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 2, the present invention provides a technical solution: the utility model provides a fingerprint drawer lock, includes lock body shell 1 and installs on lock body shell 1 and can stretch out and the spring bolt 2 of indentation for lock body shell 1, its characterized in that: the lock body shell 1 is provided with a control mechanism for locking and unlocking the bolt 2;

the lock further comprises a chip 9 arranged inside the lock body shell 1, a distance sensor 8 arranged on the lock body shell 1 and a light source 7 arranged on the lock body shell 1, wherein the chip 9 is in signal connection with the distance sensor 8, and the light source 7 is in signal connection with the chip 9;

and the fingerprint identification module 5 is in signal connection with the chip 9.

In the scheme, all the electric devices and the equipment are powered by the power supply, and the power supply can be an external power supply, a lithium battery and the like. Carry out fixed mounting between the board of lock body shell 1 and drawer box or cabinet door through bolt, automatic screw etc to make the spring bolt 2 match with the position of lockhole, make the two can form the cooperation.

The chip 9 may be a commercially available chip such as a single chip microcomputer. The connection between the fingerprint recognition module 5 and the chip 9 can be made by a flat cable, the fingerprint recognition module 5 being fixed to the outside of the plate by punching a hole in the plate, and then the flat cable being connected to the chip 9 through the hole. After the fingerprint identification succeeds, the chip 9 transmits a signal to the control mechanism, so that the control mechanism unlocks the bolt 2, the bolt 2 descends when external force is applied, and the bolt 2 leaves the lock hole, so that the drawer or the cabinet door can be opened. When the cabinet door is closed, after the bolt 2 enters the lock hole, the control mechanism enables the bolt 2 to be locked, and therefore the locking state is kept. Through this mode, made things convenient for people to the locking and the unblock of drawer or cabinet door, no longer rely on the key unblock, improved convenience and theftproof nature.

Simultaneously, this scheme design has distance sensor 8, distance sensor 8's position is in the gap department between drawer box board or cabinet door plant and the cabinet body board, when control mechanism removes the locking to spring bolt 2, chip 9 makes distance sensor 8 begin to work, when distance sensor 8 detects the gap department that the position is not between drawer box board or cabinet door plant and the cabinet body board, chip 9 control light source 7 starts, just so realized providing the effect of light illumination in the drawer or the cupboard when pulling open the drawer or opening the cabinet door, made things convenient for people to get and put article.

Furthermore, a sounder is further installed on the lock body shell 1, and the sounder is in signal connection with the chip 9. On the basis of the above embodiment, the sounder is added, the sounder can be an original element which can send a prompt signal such as a loudspeaker or a buzzer, after the drawer is opened, if the distance sensor 8 detects that the long-time position is not in the gap between the drawer box plate or the cabinet door plate and the cabinet body plate, it is indicated that the drawer or the cabinet door is not closed or is not closed well, the time can be set through the chip 9, such as 1 minute or 2 minutes or other time, when the distance sensor 8 detects that the closing lock is not closed for more than the preset time, the sounder is controlled to sound through the chip 9, so as to prompt people to close the lock, and the risk of forgetting to close the lock is reduced.

Furthermore, the control mechanism comprises a lock bolt sleeve 3, the lock bolt sleeve 3 is rotatably connected to the inner wall of the lock body shell 1 through a rotating shaft 10, and a torsion spring 11 is further arranged between the rotating shaft 10 and the lock body shell 1; the lock tongue 2 is connected with the lock tongue sleeve 3 in a sliding way, and a return spring 12 is also arranged between the lock tongue 2 and the lock tongue sleeve 3;

a locking mechanism for limiting the rotation of the shaft 10 is also included.

During the unblock, locking mechanical system relieves the restriction of counter shaft 10 pivoted, and through pulling drawer or cabinet door at this time, the effort acts on spring bolt 2, as long as overcome the torsion of counter shaft 10, in spring bolt 2 just can rotatory withdrawal lock body shell 1 to break away from with the lockhole, alright open cabinet door or drawer. After the locking is closed, the chip 9 controls the locking mechanism to continue to limit the rotation of the rotating shaft 10, so that the drawer or the cabinet door is locked.

Further, locking mechanical system including fix on lock tongue cover 3 and with the stopper 15 of the coaxial setting of pivot 10, a slot has been seted up on the stopper 15, still include with the inserted bar 16 of slot looks adaptation, install motor 17 in the lock body shell 1, motor 17 control the stretching into and stretching out of inserted bar 16.

When the inserted link 16 extends into the slot of the stopper 15, the rotating shaft 10 cannot rotate, so as to keep the locking bolt 2 locked in the locking hole. When the door is unlocked, the chip 9 controls the motor 17, the motor 17 enables the inserted link 16 to retract, so that the inserted link is separated from the slot of the limiting block 15, the rotating shaft 10 can rotate at the moment, and the drawer or the cabinet door can be opened at the moment. After the door is opened, under the action of the torsion spring 11, the limiting block 15 is rotated to restore to the initial position, the motor 17 is enabled to extend out the inserted rod 16 after a period of time by setting the chip 9, the inserted rod can extend into the slot of the limiting block 15 again, the rotation of the rotating shaft 10 is limited, at this time, the drawer or the cabinet door can be directly pushed to be closed, after the cambered surface of the lock tongue 2 is stressed, the oblique force overcomes the elastic force of the reset spring 12 to retract, and the reset spring pops out after entering the lock hole, so that the process of closing the lock is completed.

Furthermore, a through hole is formed in the lock tongue sleeve 3, a T-shaped limiting rod 13 is fixedly connected to the bottom of the lock tongue 2, and the T-shaped limiting rod 13 can slide in the through hole. The movement of the bolt 2 is limited, the dislocation of the movement of the bolt 2 is further avoided, and the movement of the bolt 2 is smoother.

Further, the bottom that the lock tongue cover 3 is close to its both sides has all been seted up logical groove, two otic placodes 14 of the bottom fixedly connected with of spring bolt 2, two the otic placode 14 is corresponding with two logical groove positions of 3 bottoms of lock tongue covers.

Further, a stop block 18 is fixedly connected to the bottom of the lock tongue sleeve 3, and the stop block 18 abuts against the lock body housing 1. The stability when closing the lock is promoted.

Further, the fingerprint identification module 5 is installed on the fixing sleeve 4, and a handle 6 is fixed on the surface of the fixing sleeve 4. The installation of fingerprint identification module 5 of being convenient for plays certain guard action to fingerprint identification module 5 simultaneously. The designed handle 6 is convenient for pulling the drawer or the cabinet door open.

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 various 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. The utility model provides a fingerprint drawer lock, includes lock body shell (1) and installs on lock body shell (1) and can stretch out and retractable spring bolt (2) for lock body shell (1), its characterized in that: a control mechanism for locking and unlocking the bolt (2) is arranged on the lock body shell (1);

the lock body comprises a lock body shell (1), a distance sensor (8) and a light source (7), wherein the lock body shell (1) is internally provided with a chip (9), the distance sensor (8) is arranged on the lock body shell (1), the light source (7) is arranged on the lock body shell (1), the chip (9) is in signal connection with the distance sensor (8), and the light source (7) is in signal connection with the chip (9);

the fingerprint identification device also comprises a fingerprint identification module (5) in signal connection with the chip (9).

2. The fingerprint drawer lock of claim 1, wherein: the lock body shell (1) is also provided with a sounder, and the sounder is in signal connection with the chip (9).

3. The fingerprint drawer lock of claim 1, wherein: the control mechanism comprises a lock tongue sleeve (3), the lock tongue sleeve (3) is rotatably connected to the inner wall of the lock body shell (1) through a rotating shaft (10), and a torsion spring (11) is arranged between the rotating shaft (10) and the lock body shell (1); the lock bolt (2) is connected with the lock bolt sleeve (3) in a sliding manner, and a return spring (12) is arranged between the lock bolt (2) and the lock bolt sleeve (3);

and the locking mechanism is used for limiting the rotation of the rotating shaft (10).

4. The fingerprint drawer lock of claim 3, wherein: locking mechanical system including fix on lock tongue cover (3) and with stopper (15) of the coaxial setting of pivot (10), seted up a slot on stopper (15), still include with inserted bar (16) of slot looks adaptation, install motor (17) in lock body shell (1), motor (17) control stretching into and stretching out of inserted bar (16).

5. The fingerprint drawer lock of claim 3, wherein: the lock bolt sleeve (3) is provided with a through hole, the bottom of the lock bolt (2) is fixedly connected with a T-shaped limiting rod (13), and the T-shaped limiting rod (13) can slide in the through hole.

6. The fingerprint drawer lock of claim 3, wherein: the bottom that lock tongue cover (3) is close to its both sides all has seted up logical groove, two otic placodes (14) of the bottom fixedly connected with of spring bolt (2), two otic placode (14) are corresponding with two logical groove positions of lock tongue cover (3) bottom.

7. The fingerprint drawer lock of any one of claims 3 to 6, wherein: the bottom of the lock tongue sleeve (3) is fixedly connected with a stop block (18), and the stop block (18) is abutted to the lock body shell (1).

8. The fingerprint drawer lock of claim 1, wherein: the fingerprint identification module (5) is installed on the fixed sleeve (4), and a handle (6) is fixed on the surface of the fixed sleeve (4).