CN210222775U

CN210222775U - Internal light ring fingerprint module

Info

Publication number: CN210222775U
Application number: CN201921317543.0U
Authority: CN
Inventors: Yanqiu Hu; 胡彦秋
Original assignee: Hangzhou Zhe Bank Technology Co Ltd
Current assignee: Hangzhou Zhe Bank Technology Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-03-31
Anticipated expiration: 2029-08-14

Abstract

The utility model discloses an interior light ring fingerprint module, including fingerprint module body, fingerprint module body includes circuit board, electrical component and metal outer loop down, electrical component includes the circuit board, welds the fingerprint sensor on last circuit board and is used for connecting the inter-plate connector of circuit board and lower circuit board, the cover is equipped with a light ring of leading on fingerprint sensor's the lateral wall, the bottom butt of light ring is in the top outward flange of last circuit board, go up and still be equipped with LED luminotron and support piece between circuit board and the lower circuit board, the top inboard of metal outer loop is equipped with the card reason, card reason card is in the top outside edge of light ring, the bottom of metal outer loop is fixed in down on the circuit board. The utility model has the advantages of reasonable design, excellent in use effect, the LED luminotron that wherein sets up can make the fingerprint module possess the light-emitting function when using, is favorable to the popularization and application of marketization.

Description

Internal light ring fingerprint module

Technical Field

The utility model relates to an electronic identification technical field, concretely relates to interior light ring fingerprint module.

Background

The fingerprint identification technology has the characteristics of convenient and safe use, so that the fingerprint identification technology is widely applied to various fields of daily life of people.

Fingerprint module among the prior art generally includes fingerprint sensor, set up in fingerprint sensor bottom and with fingerprint sensor electric connection's circuit board and set up in all kinds of components and parts of circuit board bottom, because the fingerprint module among the prior art most of does not possess the function of self-luminous, consequently comparatively inconvenient when using night, use experience and feel relatively poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve above-mentioned problem, provide a structural design is reasonable, excellent in use effect, possess the interior aureole fingerprint module of luminous function.

The utility model adopts the following technical scheme:

the utility model provides an interior light ring fingerprint module, includes fingerprint module body, fingerprint module body includes circuit board down, sets up in the electric subassembly and the cover at circuit board top down and locates the outside metal outer loop of electric subassembly, electric subassembly includes fingerprint sensor, last circuit board and the interplate connector that from the top down set gradually, fingerprint sensor welds on last circuit board, the one end and the last circuit board of interplate connector are connected, the other end and the lower circuit board of interplate connector are connected, the cover is equipped with a light ring of leading on fingerprint sensor's the lateral wall, the bottom inboard of light ring is equipped with the lower angle of support that sets up along the circumference of light ring, support the angle butt in the top outward flange of last circuit board down, the top outside of light ring is equipped with the last angle of support that sets up along the circumference of light ring, go up still be equipped with a plurality of LED and the branch luminotron of a plurality of evenly distributed along the circumference in the interplate connector outside between circuit board between circuit The top of the metal outer ring is provided with a clamping edge which extends towards the inner side of the metal outer ring and is matched with the upper support angle structure, the clamping edge is fixedly attached to the inside of the upper support angle, and the bottom of the metal outer ring is fixedly attached to the top of the lower circuit board.

As an optimized technical scheme of the utility model, the bottom of circuit board is fixed and is equipped with a connection port down.

As a preferred technical solution of the present invention, the supporting member is a ring structure or is made of a plurality of supporting columns which are uniform along the circumferential direction of the outside of the inter-board connector.

As an optimized technical solution of the present invention, the support member is disposed at a position between the LED and the metal outer ring or at a position between the LED and the plate connector.

The utility model has the advantages that:

the utility model has the advantages of reasonable design, excellent in use effect, the LED luminotron that wherein sets up can make the fingerprint module possess luminous function when using, and set up in the leaded light ring then have the effect of leaded light, can further improve its result of use.

Drawings

Fig. 1 is a schematic cross-sectional view of an inner light ring fingerprint module according to the present invention;

the symbols in the drawings illustrate that:

the device comprises a lower circuit board 1, a metal outer ring 2, a fingerprint sensor 3, an upper circuit board 4, an inter-board connector 5, a light guide ring 6, a lower supporting angle 7, an upper supporting angle 8, an LED light-emitting tube 9, a support piece 10, a clamping edge 11 and a connecting port 12.

Detailed Description

The invention will now be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, an inner light ring fingerprint module includes a fingerprint module body, where the fingerprint module body includes a lower circuit board 1, an electrical component disposed on the top of the lower circuit board 1, and a metal outer ring 2 covering the electrical component, the electrical component includes a fingerprint sensor 3, an upper circuit board 4, and an inter-board connector 5, the fingerprint sensor 5 is electrically welded on the upper circuit board 4, one end of the inter-board connector 5 is connected to the upper circuit board 4, and the other end of the inter-board connector 5 is connected to the lower circuit board 1, specifically, the inter-board connector 5 may be a BTB inter-board connector or a soft connection line, and in this embodiment, the inter-board connector is a BTB inter-board connector;

the outer side wall of the fingerprint sensor 3 is sleeved with a light guide ring 6, the inner side wall of the light guide ring 6 and the outer side wall of the fingerprint sensor 3 are mutually attached together, the inner side of the bottom of the light guide ring 6 is provided with a lower support angle 7 arranged along the circumferential direction of the light guide ring 6, the lower support angle 7 is abutted to the outer edge of the top of the upper circuit board 4, the outer side of the top of the light guide ring 6 is provided with an upper support angle 8 arranged along the circumferential direction of the light guide ring 6, a plurality of LED luminescent tubes 9 and support members 10 are further arranged between the upper circuit board 4 and the lower circuit board 1 and evenly distributed along the circumferential direction of the outer side of the inter-board connector 5, wherein the number of the LED luminescent tubes 9 is 1-16, technicians in the field can determine the specific number of the LED luminescent tubes 9 according to the actual required luminescent requirements, and the number of the LED luminescent tubes 9 adopted in the embodiment is, when the LED module is mounted, the LED 9 may be electrically welded to the upper circuit board 4 or the lower circuit board 1, in this embodiment, the LED 9 may be electrically welded to the lower circuit board 1; the support members 10 may be ring-shaped or may be made of a number of support posts arranged evenly in the circumferential direction outside the board-to-board connector 5 and, when mounted, the top of the supporting member 10 is fixedly connected with the bottom of the upper circuit board 4, the bottom of the supporting member 10 is fixedly connected with the top of the lower circuit board 1, thereby protecting the electric components between the upper circuit board 4 and the lower circuit board 1, and when being installed, the supporting piece 10 can be arranged at a position between the LED light-emitting tube 9 and the metal outer ring 2 or a position between the LED light-emitting tube 9 and the plate-to-plate connector 5, specifically, when the supporting member 10 is of an annular structure and is disposed at a position between the LED tube 9 and the metal outer ring 2, the supporting member 10 should be made of a light-transmitting material, and the technicians in the field can select transparent materials or non-transparent materials according to the actual requirements under the other installation conditions; in this embodiment, the supporting member 10 is made of a plurality of supporting columns which are uniform along the circumferential direction of the outer side of the inter-board connector 5, and the supporting member 10 is disposed at a position between the LED light emitting tube 9 and the metal outer ring 2;

the top of the metal outer ring 2 is provided with a clamping edge 11 which extends towards the inner side of the metal outer ring 2 and is structurally matched with the upper supporting angle 8, when the metal outer ring is installed, the clamping edge 11 is fixedly attached in the upper supporting angle 8 through adhesive glue, and the bottom of the metal outer ring 2 is fixedly attached to the top of the lower circuit board 1 through the adhesive glue; a connection port 12 is fixedly arranged at the bottom of the lower circuit board 1, and the connection port 12 can be an FFC connection port, an FPC connection port or other connection ports conventionally used in the art.

Finally, it should be noted that: in the actual production and application process, a person skilled in the art can select the material of the upper circuit board 2 and the lower circuit board 4 to be a hard circuit board or a soft circuit board according to the actual requirement; moreover, a person skilled in the art can set the overall main view structure of the fingerprint module body to be a square (including a square or a rectangle), a circle, an ellipse or other polygonal structures conventionally used in the art according to actual needs; the person skilled in the art can also adjust the: the height of the inter-board connector 5, the height of the support piece 10, the thickness of the lower circuit board 1, the thickness of the upper circuit board 4, the height of the metal outer ring 2 and the like are used for realizing the change of the overall height parameters of the fingerprint module; it will be apparent to those skilled in the art that various changes and modifications can be made without departing from the spirit and scope of the invention. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications may be made without departing from the scope of the present invention.

Claims

1. The utility model provides an interior light ring fingerprint module, includes fingerprint module body, fingerprint module body includes circuit board (1) down, sets up in the outside metal outer loop (2) of electrical component, its characterized in that are located to the electrical component and the cover at circuit board (1) top down: the electric component comprises a fingerprint sensor (3), an upper circuit board (4) and an inter-board connector (5), wherein the fingerprint sensor (3) is welded on the upper circuit board (4), one end of the inter-board connector (5) is connected with the upper circuit board (4), the other end of the inter-board connector (5) is connected with the lower circuit board (1), a light guide ring (6) is sleeved on the outer side wall of the fingerprint sensor (3), a lower supporting angle (7) arranged along the circumferential direction of the light guide ring (6) is arranged on the inner side of the bottom of the light guide ring (6), the lower supporting angle (7) is abutted to the outer edge of the top of the upper circuit board (4), an upper supporting angle (8) arranged along the circumferential direction of the light guide ring (6) is arranged on the outer side of the top of the light guide ring (6), and a plurality of LED (9) luminous tubes uniformly distributed along the circumferential direction of the outer side of the inter-board connector (5) are further arranged between the upper circuit board (4) and the lower circuit board (1) And the top of the metal outer ring (2) is provided with a clamping edge (11) which extends towards the inner side of the metal outer ring (2) and is matched with the upper supporting angle (8) in structure, the clamping edge (11) is fixedly attached to the inner side of the upper supporting angle (8), and the bottom of the metal outer ring (2) is fixedly attached to the top of the lower circuit board (1).

2. The internal optical ring fingerprint module of claim 1, wherein: the bottom of the lower circuit board (1) is fixedly provided with a connecting port (12).

3. The internal optical ring fingerprint module of claim 1, wherein: the supporting piece (10) is a ring structure or is made of a plurality of supporting columns which are uniform along the circumferential direction of the outer side of the inter-board connector (5).

4. The internal optical ring fingerprint module of claim 1, wherein: the supporting piece (10) is arranged at a position between the LED (9) and the metal outer ring (2) or a position between the LED (9) and the inter-board connector (5).