CN216596296U

CN216596296U - Side fingerprint module with conductive base

Info

Publication number: CN216596296U
Application number: CN202220025551.3U
Authority: CN
Inventors: 叶宏
Original assignee: Dongguan Huajin Communication Technology Co ltd
Current assignee: Dongguan Huajin Communication Technology Co ltd
Priority date: 2022-01-07
Filing date: 2022-01-07
Publication date: 2022-05-24
Anticipated expiration: 2032-01-07

Abstract

The utility model discloses a side fingerprint module of electrically conductive base in area relates to fingerprint identification technical field, including fingerprint sensor, fingerprint sensor's lower extreme is provided with the chip, and the lower extreme of chip installs the PCB board, the one end of PCB board is provided with first electrically conductive circle, the inboard that the one end of PCB board is located first electrically conductive circle is provided with the electrically conductive circle of second, the top that the one end of PCB board is located first electrically conductive circle and the electrically conductive circle of second is provided with the FPC wiring board, and the lower surface one end of FPC wiring board is provided with first electrically conductive post, one side that the lower surface one end of FPC wiring board is located first electrically conductive post is provided with the second and leads electrical pillar. When installing this design, can drive first leading electrical pillar and slide along first conductive circle and second conductive circle respectively through rotating the FPC wiring board to adjust the direction of connection of FPC wiring board, improved the installation scope greatly, make the installation more convenient.

Description

Side fingerprint module with conductive base

Technical Field

The utility model relates to a fingerprint identification technical field specifically is a side fingerprint module of electrically conductive base in area.

Background

Electronic product's upgrading day by day, for electronic product's beautification, the button to electronic product is simplified, for the convenience is to electronic product's safety, can adopt curb plate fingerprint module to carry out the unblock to electronic product, present side fingerprint module is when fixing (as publication number CN 212365022U), the draw-in groove and the electronic product of the many numbers of electrically conductive through the shaping department of many install fixedly, make the installation inconvenient, cause the electrically conductive base fracture easily, and current side fingerprint module wiring direction is fixed, make the installation limitation great.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a side fingerprint module of electrically conductive base in area has solved the problem in the above-mentioned background.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a side edge fingerprint module with a conductive base comprises a fingerprint sensor, wherein a chip is arranged at the lower end of the fingerprint sensor, a PCB is arranged at the lower end of the chip, a first conductive ring is arranged at one end of the PCB, a second conductive ring is arranged at one end of the PCB, which is positioned at the inner side of the first conductive ring, a FPC wiring board is arranged at one end of the PCB, which is positioned above the first conductive ring and the second conductive ring, a first conductive post is arranged at one end of the lower surface of the FPC wiring board, and a second conductive post is arranged at one side of the lower surface of the FPC wiring board, which is positioned at the first conductive post;

the lower surface laminating of PCB board has the double faced adhesive tape, and the lower extreme of double faced adhesive tape is provided with electrically conductive base plate, first ladder district has been seted up to electrically conductive base plate's one end, and installs the guide post in surface one side in first ladder district, the pot head is equipped with the grip block under the surface of guide post, the one end of guide post is fixed with the baffle, the surface of guide post is located the cover and is equipped with the spring between baffle and the grip block, one side card that the one end of electrically conductive base plate is located first ladder district dies has the second ladder district.

As a further technical scheme of the utility model, first electrically conductive circle and the electrically conductive circle of second all with PCB board electric connection, first electrically conductive circle and the electrically conductive circle of second are conductive copper sheet.

As a further technical scheme of the utility model, the FPC wiring board is connected for rotating with the PCB board, first leading electrical pillar and second lead electrical pillar respectively with first conductive circle and second conductive circle be sliding connection.

As a further technical scheme of the utility model, one side of first leading electrical pillar is provided with first electrically conductive paster, one side that the second led electrical pillar is provided with the electrically conductive paster of second.

As a further technical scheme of the utility model, the surface department in second step district is located and has seted up the spout with the grip block department that corresponds, the grip block is sliding connection with electrically conductive base plate.

As a further technical scheme of the utility model, the upper surface of grip block is located and has offered the round hole with the corresponding department of guide post, and the internal diameter of round hole is greater than the external diameter of guide post, the external diameter of guide post is greater than the internal diameter of round hole, the external diameter of baffle is greater than the guide post external diameter.

Advantageous effects

The utility model provides a side fingerprint module of electrically conductive base in area. Compared with the prior art, the method has the following beneficial effects:

1. the utility model provides a side fingerprint module of electrically conductive base in area, when installing this design, can drive first leading electrical pillar and slide along first conductive circle and second conductive circle respectively through rotating the FPC wiring board to adjust the direction of connection of FPC wiring board, improved the installation scope greatly, make the installation more convenient.

2. The utility model provides a side fingerprint module of electrically conductive base in area, when needs are fixed to this design, with the grip block by second ladder district department rotation to first ladder district department, under the effect of spring force, drive the grip block along spout lapse, and then cooperate with electrically conductive base plate through the grip block, carry out quick installation with this design, and on the same hand, with the grip block along guide post upwards sliding to second ladder district department, and simultaneously, compress the guide post, rotate the grip block to second ladder district department again, can dismantle this design.

Drawings

FIG. 1 is a schematic view of a disassembled structure of a side fingerprint module with a conductive base;

FIG. 2 is a schematic structural diagram of a conductive substrate in a side fingerprint module with a conductive base;

fig. 3 is a schematic structural diagram of a PCB board in the side fingerprint module with a conductive base.

In the figure: 1. a fingerprint sensor; 11. a chip; 2. a PCB board; 21. a first conductive loop; 22. a second conductive loop; 23. an FPC wiring board; 24. a first conductive post; 25. a second conductive post; 26. a first conductive patch; 27. a second conductive patch; 3. double-sided adhesive tape; 4. a conductive substrate; 41. a first stepped region; 42. a second stepped region; 43. a guide post; 44. a baffle plate; 45. a spring; 46. and (4) clamping the plate.

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. 1-3, the present invention provides a side fingerprint module with a conductive base, comprising: the utility model provides a side fingerprint module of area conducting base, including fingerprint sensor 1, the lower extreme of fingerprint sensor 1 is provided with chip 11, and PCB board 2 is installed to the lower extreme of chip 11, the one end of PCB board 2 is provided with first conductive ring 21, the inboard that the one end of PCB board 2 lies in first conductive ring 21 is provided with second conductive ring 22, the one end of PCB board 2 is located the top of first conductive ring 21 and second conductive ring 22 and is provided with FPC wiring board 23, and the lower surface one end of FPC wiring board 23 is provided with first conductive post 24, one side that the lower surface one end of FPC wiring board 23 lies in first conductive post 24 is provided with second conductive post 25;

have double faced adhesive tape 3 at the lower surface laminating of PCB board 2, and the lower extreme of double faced adhesive tape 3 is provided with electrically conductive base plate 4, first ladder district 41 has been seted up to electrically conductive base plate 4's one end, and the guide post 43 is installed to surface one side in first ladder district 41, the pot head is equipped with grip block 46 under the surface of guide post 43, the one end of guide post 43 is fixed with baffle 44, the surface of guide post 43 is located to be equipped with spring 45 between baffle 44 and the grip block 46, the one side card that the one end of electrically conductive base plate 4 is located first ladder district 41 dies to have second ladder district 42.

First conductive ring 21 and second conductive ring 22 all with PCB board 2 electric connection, first conductive ring 21 and second conductive ring 22 are the electrically conductive copper sheet, FPC wiring board 23 is connected for rotating with PCB board 2, first lead electrical pillar 24 and second lead electrical pillar 25 respectively with first conductive ring 21 and second conductive ring 22 be sliding connection, first one side of leading electrical pillar 24 is provided with first electrically conductive paster 26, one side that second led electrical pillar 25 is provided with the electrically conductive paster 27 of second, when installing this design, can be through rotating FPC wiring board 23, it slides along first conductive ring 21 and second conductive ring 22 respectively to drive first lead electrical pillar 24 and first electrically conductive electrical pillar 24, thereby adjust the direction of connection of FPC wiring board 23, the installation scope has been improved greatly, make the installation more convenient.

The surface of the second stepped region 42 is located at a position corresponding to the clamping plate 46 and is provided with a sliding groove, the clamping plate 46 is in sliding connection with the conductive substrate 4, the upper surface of the clamping plate 46 is located at a position corresponding to the guide post 43 and is provided with a round hole, the inner diameter of the round hole is larger than the outer diameter of the guide post 43, the outer diameter of the guide post 43 is larger than the inner diameter of the round hole, and the outer diameter of the baffle 44 is larger than the outer diameter of the guide post 43. when the design needs to be fixed, the clamping plate 46 is rotated from the second stepped region 42 to the first stepped region 41, the clamping plate 46 is driven to slide downwards along the sliding groove under the action of the elastic force of the spring 45, and then the clamping plate 46 is matched with the conductive substrate 4, so that the design can be rapidly installed, and similarly, the clamping plate 46 is upwards slid to the second stepped region 42 along the guide post 43, meanwhile, the guide post 43 is compressed, and then the clamping plate 46 is rotated to the second stepped region 42, the design can be disassembled.

The utility model discloses a theory of operation: when the design is installed, the FPC wiring board 23 can be rotated to drive the first conductive posts 24 and the first conductive posts 24 to respectively slide along the first conductive rings 21 and the second conductive rings 22, so that the connection direction of the FPC wiring board 23 is adjusted, the installation range is greatly improved, and the installation is more convenient;

when needs are fixed to this design, with grip block 46 by second ladder district 42 department rotation to first ladder district 41 department, under the effect of spring 45 elasticity, drive grip block 46 along spout lapse, and then cooperate with electrically conductive base plate 4 through grip block 46, carry out quick installation with this design, and on the same way, with grip block 46 along guide post 43 lapse to second ladder district 42 department, and simultaneously, compress guide post 43, rotate grip block 46 to second ladder district 42 department again, can dismantle this design.

Claims

1. The utility model provides a side fingerprint module of area electrically conductive base, includes fingerprint sensor (1), its characterized in that, the lower extreme of fingerprint sensor (1) is provided with chip (11), and PCB board (2) are installed to the lower extreme of chip (11), the one end of PCB board (2) is provided with first conductive circle (21), the inboard that the one end of PCB board (2) is located first conductive circle (21) is provided with second conductive circle (22), the one end of PCB board (2) is located first conductive circle (21) and second conductive circle (22) the top is provided with FPC wiring board (23), and the lower surface one end of FPC wiring board (23) is provided with first conductive post (24), one side that the lower surface one end of FPC wiring board (23) is located first conductive post (24) is provided with second conductive post (25);

PCB board's (2) lower surface laminating has double faced adhesive tape (3), and the lower extreme of double faced adhesive tape (3) is provided with electrically conductive base plate (4), first ladder district (41) have been seted up to the one end of electrically conductive base plate (4), and installs guide post (43) on one side of the surface of first ladder district (41), the pot head is equipped with grip block (46) under the surface of guide post (43), the one end of guide post (43) is fixed with baffle (44), the surface of guide post (43) is located and is equipped with spring (45) between baffle (44) and grip block (46), the one side card that the one end of electrically conductive base plate (4) is located first ladder district (41) dies has second ladder district (42).

2. The side fingerprint module with the conductive base according to claim 1, wherein the first conductive ring (21) and the second conductive ring (22) are both electrically connected to the PCB (2), and the first conductive ring (21) and the second conductive ring (22) are both conductive copper sheets.

3. The side fingerprint module with the conductive base as claimed in claim 1, wherein the FPC wiring board (23) is rotatably connected to the PCB (2), and the first conductive column (24) and the second conductive column (25) are slidably connected to the first conductive ring (21) and the second conductive ring (22), respectively.

4. The side fingerprint module with a conductive base according to claim 1, wherein a first conductive patch (26) is disposed on one side of the first conductive pillar (24), and a second conductive patch (27) is disposed on one side of the second conductive pillar (25).

5. The side fingerprint module with the conductive base according to claim 1, wherein the surface of the second step area (42) is provided with a sliding groove at a position corresponding to the clamping plate (46), and the clamping plate (46) is connected with the conductive substrate (4) in a sliding manner.

6. The side fingerprint module with the conductive base according to claim 1, wherein a circular hole is formed in the upper surface of the clamping plate (46) at a position corresponding to the guide post (43), the inner diameter of the circular hole is larger than the outer diameter of the guide post (43), the outer diameter of the guide post (43) is larger than the inner diameter of the circular hole, and the outer diameter of the baffle (44) is larger than the outer diameter of the guide post (43).