CN211058510U

CN211058510U - Fingerprint drawer lock

Info

Publication number: CN211058510U
Application number: CN201921236950.9U
Authority: CN
Inventors: 俞华; 邓志才
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-01
Filing date: 2019-08-01
Publication date: 2020-07-21
Anticipated expiration: 2029-08-01

Abstract

The utility model relates to the technical field of fingerprint locks, in particular to a fingerprint drawer lock, a lithium battery and a PCB board with a fingerprint collecting board are fixed inside a box body; a charging module for charging the lithium battery is integrated on the PCB; a charging interface communicated with the charging module is arranged on the PCB; one end of the rotating device is fixed on the box body; the other end of the rotating device is fixedly connected with the eccentric wheel; an eccentric rod is fixed on one end face of the eccentric wheel, which is far away from the rotating device; the box body is provided with a slotted hole and a through hole; the fingerprint acquisition board is arranged in the through hole; the slotted hole is just right with the interface that charges and sets up. Use the utility model discloses the time, through the module of charging that the PCB board carried on for the box body need not to carry on a wire circular telegram for a long time and only need charge insert the charging wire can, reduce the degree of difficulty of fingerprint drawer lock installation.

Description

Fingerprint drawer lock

Technical Field

The utility model relates to a fingerprint lock technical field, in particular to fingerprint drawer lock.

Background

The drawer has a wide range of application places, such as office use, household desk use and other safe cases use, and the lockset matched with the drawer is also widely applied, so that the drawer can be opened and closed to store personal private documents and other articles. The existing drawer lockset is mainly opened by rotating a lock core by a key, so that the operation is troublesome, and the existing drawer lockset also adopts a fingerprint lock opening mode; the fingerprint is prerecorded in the fingerprint acquisition module, when the fingerprint sensed by the fingerprint acquisition board is fed back to the circuit board and is matched and compared with the prerecorded fingerprint, and when the sensed fingerprint is matched with the prerecorded fingerprint, the rotating mechanism drives the eccentric wheel to rotate, so that the lock body is opened; the circuit board or the rotating mechanism is generally driven by electric power, so that a power line is connected to the circuit board and extends to be connected with an external power supply; the hidden line needs to be arranged in the cabinet body, and the installation structure is complex.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fingerprint drawer lock to prior art's defect and not enough.

In order to achieve the above object, the utility model adopts the following technical scheme:

the utility model relates to a fingerprint drawer lock, which comprises a box body and a rotating device; a lithium battery and a PCB with a fingerprint acquisition board are fixed inside the box body; a charging module for charging the lithium battery is integrated on the PCB; a charging interface communicated with the charging module is arranged on the PCB; one end of the rotating device is fixed on the box body; the other end of the rotating device is fixedly connected with the eccentric wheel; an eccentric rod is fixed on one end face, far away from the rotating device, of the eccentric wheel; the box body is provided with a slotted hole and a through hole; the fingerprint acquisition board is arranged in the through hole; the slotted hole is opposite to the charging interface.

Furthermore, the bottom of the box body is provided with an opening; a detachable sealing plate is fixed on the opening end face of the box body; a cylinder is sleeved outside the rotating device; the rotating device is arranged inside the cylinder body; the cylinder body is fixed on the detachable sealing plate; the rotating device is fixed on the box body through the cylinder body.

Further, the detachable sealing plate and the cylinder are integrally formed.

Furthermore, a fixed cover is sleeved on one end of the cylinder body, which is far away from the detachable sealing plate; the cylinder is inserted into the fixed cover and then is pressed tightly on the sealing end surface of the fixed cover; the rotating device penetrates through the fixed cover and is fixedly connected with the eccentric wheel; and a perforated plate is arranged on the outer side wall of the fixed cover.

Furthermore, a barrier strip is arranged on one end surface of the fixed cover close to the eccentric wheel; the stop bar is arranged on the swing path of the eccentric wheel.

Furthermore, a reinforcing ring is sleeved outside the cylinder body of the cylinder body.

Further, the rotating device is a motor.

Furthermore, an indicator light is arranged on the surface of the PCB and comprises L ED lamp beads, and the number of the L ED lamp beads is at least one.

Furthermore, a light guide plate is fixed on one surface of the PCB with L ED lamp beads, L ED lamp beads are arranged between the light guide plate and the PCB, L ED lamp beads are distributed on the PCB in a circumferential mode, the light guide plate is in a ring shape, and the light guide plate is embedded into the through hole.

After the structure is adopted, the utility model discloses beneficial effect does: the utility model discloses a fingerprint drawer lock, a lithium battery and a PCB board with a fingerprint collecting board are fixed inside a box body; a charging module for charging the lithium battery is integrated on the PCB; a charging interface communicated with the charging module is arranged on the PCB; one end of the rotating device is fixed on the box body; the other end of the rotating device is fixedly connected with the eccentric wheel; an eccentric rod is fixed on one end face of the eccentric wheel, which is far away from the rotating device; the box body is provided with a slotted hole and a through hole; the fingerprint acquisition board is arranged in the through hole; the slotted hole is just right with the interface that charges and sets up. When the utility model is used, the front panel of the drawer is provided with the mounting hole, the box body is fixed on the front panel of the drawer, and the rotating device passes through the mounting hole, so that the eccentric wheel is arranged inside the drawer; the fingerprint acquisition board acquires fingerprint information and then feeds the fingerprint information back to the PCB for comparison, and when the acquired fingerprint is matched with the recorded fingerprint, the PCB sends a signal to enable the rotating device to drive the eccentric wheel to realize unlocking; when the drawer is closed, the matched fingerprint is pressed to the fingerprint acquisition board again, the fingerprint acquisition board acquires fingerprint information and feeds the fingerprint information back to the PCB for comparison, and when the acquired fingerprint is matched with the recorded fingerprint, the PCB sends a signal to enable the rotating device to drive the eccentric wheel to realize locking action; the interface that charges is the USB interface, inserts the interface that charges through the data line after, for the module that charges provides the electric energy to charge the lithium cell, through the module that charges that the PCB board carried on, make the box body need not to carry on a wire circular telegram for a long time only to charge the time insert the charging wire can, reduce the degree of difficulty of fingerprint drawer lock installation.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is an assembly view of the present invention;

FIG. 3 is a schematic diagram of a PCB board structure;

FIG. 4 is an exploded view of a PCB board;

FIG. 5 is a schematic structural view of the case with the PCB mounted thereon;

description of reference numerals:

1. a box body; 101. a slot; 102. a through hole; 2. a PCB board; 201. a fingerprint acquisition board;

202. 203, L ED lamp beads, 204, a light guide plate, 3, a lithium battery;

4. a rotating device; 5. a detachable sealing plate; 6. a barrel; 7. a reinforcing ring; 8. a fixed cover;

801. blocking strips; 802. a perforated plate; 9. an eccentric wheel; 10. an eccentric rod.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

As shown in fig. 1 to 5, the fingerprint drawer lock of the present invention comprises a box body 1 and a rotating device 4; a lithium battery 3 and a PCB 2 with a fingerprint acquisition board 201 are fixed inside the box body 1; a charging module for charging the lithium battery 3 is integrated on the PCB 2; a charging interface 202 communicated with the charging module is arranged on the PCB 2; one end of the rotating device 4 is fixed on the box body 1; the other end of the rotating device 4 is fixedly connected with an eccentric wheel 9; an eccentric rod 10 is fixed on one end face, far away from the rotating device 4, of the eccentric wheel 9; the box body 1 is provided with a slotted hole 101 and a through hole 102; the fingerprint acquisition board 201 is arranged in the through hole 102; the slot 101 is arranged opposite to the charging interface 202; a mounting hole is formed in the front panel of the drawer, the box body 1 is fixed on the front panel of the drawer, and the rotating device 4 penetrates through the mounting hole, so that the eccentric wheel 9 is arranged inside the drawer; the fingerprint collecting board 201 obtains fingerprint information and feeds the fingerprint information back to the PCB board 2 for comparison, and when the collected fingerprint is matched with the recorded fingerprint, the PCB board 2 sends a signal to enable the rotating device 4 to drive the eccentric wheel 9 to realize unlocking; when the drawer is closed, the matched fingerprint is pressed on the fingerprint acquisition board 201 again, the fingerprint acquisition board 201 acquires fingerprint information and feeds the fingerprint information back to the PCB 2 for comparison, and when the acquired fingerprint is matched with the recorded fingerprint, the PCB 2 sends a signal to enable the rotating device 4 to drive the eccentric wheel 9 to realize locking action; interface 202 that charges is the USB interface, and the module of charging does not have essential difference with prior art, so it is not in detail, insert the interface 202 that charges through the data line after, for the module of charging provides the electric energy to charge lithium cell 3, through the module of charging that PCB board 2 carried on, make box body 1 need not to carry on a wire circular telegram for a long time only to insert the charging wire when charging can, reduce the degree of difficulty of fingerprint drawer lock installation.

As a preferred mode of the utility model, the bottom of the box body 1 is provided with an opening shape; a detachable sealing plate 5 is fixed on the opening end face of the box body 1; a cylinder 6 is sleeved outside the rotating device 4; the rotating device 4 is arranged inside the cylinder 6; the cylinder body 6 is fixed on the detachable sealing plate 5; the rotating device 4 is fixed on the box body 1 through the cylinder 6; the detachable sealing plate 5 and the box body 1 are locked and fixed through bolts, so that the PCB 2 and the lithium battery 3 are convenient to disassemble and assemble.

As an optimal mode of the present invention, the detachable sealing plate 5 and the cylinder 6 are formed by integral molding.

As a preferred mode of the present invention, a fixed cover 8 is disposed on an end of the cylinder 6 away from the detachable sealing plate 5; the cylinder 6 is inserted into the fixed cover 8 and then is pressed tightly on the sealing end surface of the fixed cover 8; the rotating device 4 penetrates through the fixed cover 8 and is fixedly connected with the eccentric wheel 9; a perforated plate 802 is arranged on the outer side wall of the fixed cover 8; the fixing cover 8 is fixed by the screws which penetrate through the perforated plate 802 and then are locked on the inner side surface of the drawer; is clamped and fixed on the panel of the drawer through the fixed cover 8 and the box body 1.

As a preferable mode of the present invention, a barrier 801 is disposed on an end surface of the fixing cover 8 close to the eccentric wheel 9; the stop bar 801 is arranged on the swing path of the eccentric wheel 9; the stop bar 801 is used for limiting the swing angle of the eccentric wheel 9, so that the position of the eccentric wheel 9 in the locked or unlocked state of the drawer is more accurate.

As an optimized mode of the utility model, the stack shell overcoat of barrel 6 has reinforcing ring 7, and reinforcing ring 7 is used for the protection parcel outside barrel 6, further protects rotary device 4.

As a preferred mode of the present invention, the rotating device 4 is a motor; the motor drives the eccentric wheel 9 to rotate through the gear set.

As an optimal mode of the utility model, the PCB board 2 is provided with the pilot lamp on the surface, the pilot lamp is including L ED lamp pearl 203, L ED lamp pearl 203's quantity is one at least, the pilot lamp has three kinds of states suggestion user, and green lamp scintillation indicates that fingerprint identification is correct, and red lamp scintillation indicates that fingerprint identification does not pass through, and blue is the management mode.

As an optimal mode of the utility model, a light guide plate 204 is fixed on the surface that has L ED lamp pearl 203 on PCB board 2, L ED lamp pearl 203 sets up between light guide plate 204 and PCB board 2, L ED lamp pearl 203 is the circumference distribution on PCB board 2, light guide plate 204 is the annular form, light guide plate 204 is embedded into through-hole 102, light guide plate 204 does not have essential difference with the prior art, so in detail, send L ED lamp pearl 203's light homodisperse to the outside through light guide plate 204 for light is softer, convenient observation, and annular light-emitting circle encloses post ability fingerprint collection board 201, and the user can accurately judge fingerprint collection board 201's position under the environment of coating with black.

In use the utility model discloses a, set up the mounting hole at the front panel of drawer, the box body is fixed on the front panel of drawer, and the barrel passes the mounting hole, make the eccentric wheel set up the inside at the drawer, pass locking behind the perforated plate through the screw and at the drawer inboard surface, realize the fixed of fixed lid, fix on the panel of drawer through fixed lid and box body centre gripping, the fingerprint acquisition board acquires fingerprint information after feedback to the PCB board on compare, when the fingerprint of gathering matches with the fingerprint of admission, the PCB board signals makes motor drive eccentric wheel realize the action of unblanking, after the drawer is closed, press the fingerprint acquisition board to the fingerprint of matching once more, the fingerprint acquisition board feeds back to on the PCB board after acquiring fingerprint information and compares, when the fingerprint of gathering matches with the fingerprint of admission, the PCB board signals makes motor drive eccentric wheel realize the action of closing the lock, the interface that charges is the USB interface, the module of charging does not have essential difference with prior art, so it is not detailed, after inserting the interface of charging through the data line, provide the electric energy for the charging module for the people, and charge the battery module, make the fingerprint acquisition of fingerprint more convenient LED lamp pearl, the light acquisition lamp pearl can be carried on the LED lamp bead, the LED lamp bead of fingerprint acquisition, the light extraction board, the LED lamp bead can be carried on the environment, the light collection, the LED lamp bead is installed, the LED lamp bead is convenient for the LED lamp bead, the LED lamp bead of fingerprint acquisition, the LED lamp bead can be carried on the LED lamp bead, the LED.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. A fingerprint drawer lock which characterized in that: it comprises a box body (1) and a rotating device (4); a lithium battery (3) and a PCB (2) with a fingerprint acquisition board (201) are fixed inside the box body (1); a charging module for charging the lithium battery (3) is integrated on the PCB (2); a charging interface (202) communicated with the charging module is arranged on the PCB (2); one end of the rotating device (4) is fixed on the box body (1); the other end of the rotating device (4) is fixedly connected with an eccentric wheel (9); an eccentric rod (10) is fixed on one end face, far away from the rotating device (4), of the eccentric wheel (9); the box body (1) is provided with a slotted hole (101) and a through hole (102); the fingerprint acquisition board (201) is arranged in the through hole (102); the slotted hole (101) is opposite to the charging interface (202).

2. The fingerprint drawer lock of claim 1, wherein: the bottom of the box body (1) is open; a detachable sealing plate (5) is fixed on the opening end face of the box body (1); a cylinder (6) is sleeved outside the rotating device (4); the rotating device (4) is arranged inside the cylinder body (6); the cylinder body (6) is fixed on the detachable sealing plate (5); the rotating device (4) is fixed on the box body (1) through the cylinder body (6).

3. The fingerprint drawer lock of claim 2, wherein: the detachable sealing plate (5) and the cylinder body (6) are formed by integral molding.

4. The fingerprint drawer lock of claim 2, wherein: a fixed cover (8) is sleeved on one end of the cylinder body (6) far away from the detachable sealing plate (5); the cylinder body (6) is inserted into the fixed cover (8) and then is pressed tightly on the sealing end surface of the fixed cover (8); the rotating device (4) penetrates through the fixed cover (8) and is fixedly connected with the eccentric wheel (9); the outer side wall of the fixed cover (8) is provided with a perforated plate (802).

5. The fingerprint drawer lock of claim 4, wherein: a barrier strip (801) is arranged on one end face, close to the eccentric wheel (9), of the fixed cover (8); the stop strip (801) is arranged on the swing path of the eccentric wheel (9).

6. The fingerprint drawer lock of claim 2, wherein: and a reinforcing ring (7) is sleeved outside the cylinder body of the cylinder body (6).

7. The fingerprint drawer lock of claim 1, wherein: the rotating device (4) is a motor.

8. The fingerprint drawer lock as claimed in claim 1, wherein the PCB (2) is provided with an indicator light on the surface, the indicator light comprises L ED lamp beads (203), and the number of L ED lamp beads (203) is at least one.

9. The fingerprint drawer lock according to claim 8, wherein a light guide plate (204) is fixed on one surface of the PCB (2) with L ED lamp beads (203), the L ED lamp beads (203) are arranged between the light guide plate (204) and the PCB (2), the L ED lamp beads (203) are distributed on the PCB (2) in a circumferential mode, the light guide plate (204) is in a ring shape, and the light guide plate (204) is embedded into the through hole (102).