CN213691825U - Key module and electronic product comprising same - Google Patents
Key module and electronic product comprising same Download PDFInfo
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- CN213691825U CN213691825U CN202022029401.3U CN202022029401U CN213691825U CN 213691825 U CN213691825 U CN 213691825U CN 202022029401 U CN202022029401 U CN 202022029401U CN 213691825 U CN213691825 U CN 213691825U
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- fingerprint
- key
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- shell
- support
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Abstract
The utility model provides a button module belongs to button module field. The utility model discloses a key module, including key-press support and fingerprint module, key-press support's one end corresponds the setting with the mainboard switch of mainboard, key-press support's the other end with fingerprint module fixed connection, the fingerprint module includes flexible circuit board and the fingerprint chip who links to each other with the mainboard, flexible circuit board with fingerprint chip fixed connection, the fingerprint chip can gather and/or the discernment fingerprint. The utility model discloses still provide one kind and contain the electronic product of button module. The utility model has the advantages that: when the electronic product to thick shell, in finite space, realized a module design that has fingerprint function and button function concurrently.
Description
Technical Field
The utility model relates to a button field, concretely relates to button module and contain electronic product of this button module.
Background
Fingerprint button has become the important input of consumer electronics product, and common fingerprint button design is applied to the electronic product of thin wall shell more, because the fingerprint module generally includes fingerprint chip, flexible circuit board and reinforcement steel sheet, and most sizes of fingerprint chip thickness are less than 1 millimeter, and the reinforcement steel sheet is generally bigger than fingerprint chip a little to be used for preventing the chip protrusion shell. For electronic products with thicker shells such as a two-color mold and the like, the reinforced steel sheet except the fingerprint chip is difficult to be accommodated in a limited space, so that the fingerprint key is difficult to be arranged in the electronic product with the thicker shell.
SUMMERY OF THE UTILITY MODEL
For solving the problem among the prior art, the utility model provides a button module and contain the electronic product of this button module has solved the problem that hardly sets up the fingerprint button in limited space.
The utility model provides a pair of key module, including key-press support and fingerprint module, key-press support's one end corresponds the setting with the mainboard switch of mainboard, key-press support's the other end with fingerprint module fixed connection, the fingerprint module includes flexible circuit board and the fingerprint chip that links to each other with the mainboard, flexible circuit board with fingerprint chip fixed connection, the fingerprint chip can gather and/or the discernment fingerprint.
The utility model discloses make further improvement, the fingerprint module still includes the reinforcement steel sheet, flexible circuit board one end is established the fingerprint chip with between the reinforcement steel sheet, the other end with mainboard fixed connection, the another side of reinforcement steel sheet with key support pastes and connects.
The utility model discloses make further improvement, flexible circuit board's shape is the L type.
The utility model discloses make further improvement, key-press support still is equipped with the bullet arm, it includes that the annular concatenation more than 1 forms to play the arm.
The utility model discloses make further improvement, button support still is equipped with excessive gluey groove, excessive gluey groove sets up button support with the one side that the reinforcement steel sheet pasted and connects.
The utility model discloses make further improvement, key-press support still is equipped with the confession the wire casing that flexible circuit board passed.
The utility model discloses do further improvement, the fingerprint module with the switching piece that fingerprint module thickness is the same replaces.
The utility model discloses do and still provide an electronic product who contains above-mentioned button module, including the casing, affiliated casing includes flexible glue shell and ebonite shell, the flexible glue shell surrounds fingerprint chip sets up, and with ebonite shell fixed connection, the key-press support sets up in the ebonite shell.
The utility model discloses make further improvement, the flexible glue shell is provided with the fingerprint button hole, the inboard chamfer of fingerprint button hole is greater than 90.
The utility model discloses make further improvement, the fingerprint module with the sealed flexible glue shell that has the lug is replaced to the flexible glue shell, the lug with fingerprint module thickness is the same, and supports the key-press support sets up.
Compared with the prior art, the beneficial effects of the utility model are that when the electronic product to thicker shell, in finite space, realized the design of the button module of a hold concurrently fingerprint function, can also be with fingerprint button replacement for waterproof button and ordinary button simultaneously.
Drawings
FIG. 1 is a detailed structural diagram of the present invention;
FIG. 2 is a diagram of the structure of the fingerprint module of the present invention;
FIG. 3 is a diagram of the structure of the fingerprint module and the elastic arm of the present invention;
fig. 4 is an assembly schematic view of the fingerprint module of the present invention;
FIG. 5 is a structural diagram of a common key module of the present invention;
fig. 6 is the structure diagram of the waterproof key module of the present invention.
Reference numerals: 1-fingerprint module, 11-fingerprint chip, 12-flexible circuit board, 13-reinforced steel sheet, 2-key support, 21-glue overflow groove, 22-elastic arm, 3-main board, 31-main board switch, 4-soft rubber shell, 5-hard rubber shell, 6-adapter plate, 7-sealed soft rubber shell and 8-inner chamfer of fingerprint key hole.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
As shown in fig. 1 and 2, the utility model provides a pair of key module, including key-press support 2 and fingerprint module 1, key-press support 2's one end corresponds the setting with mainboard switch 31 of mainboard 3, key-press support 2's the other end with 1 fixed connection of fingerprint module, fingerprint module 1 includes flexible circuit board 12 and the fingerprint chip 11 that links to each other with mainboard 3, flexible circuit board 12 with 11 fixed connection of fingerprint chip, fingerprint chip 11 can gather and/or discern the fingerprint, the utility model discloses the key module is small, has solved the problem that hardly sets up the fingerprint button in limited space, wherein the one end of key-press support 2 corresponds with mainboard switch 31 of mainboard 3 and sets up to the opposite vertex setting, has guaranteed to press down inboard fingerprint module 1 spacing.
As shown in fig. 1, the fingerprint module 1 further includes a reinforcing steel sheet 13, one end of the flexible circuit board 12 is disposed between the fingerprint chip 11 and the reinforcing steel sheet 13, the other end of the flexible circuit board is fixedly connected to the main board 3, and the other side of the reinforcing steel sheet 13 is attached to the key holder 2.
As shown in fig. 3, the shape of flexible circuit board 12 is the L type, makes things convenient for fingerprint module 1 to be connected with mainboard 3, also makes things convenient for fingerprint module 1 to assemble to go in the electronic product.
As shown in fig. 1 and 3, the key holder 2 is further provided with an elastic arm 22, the elastic arm 22 is formed by splicing more than 1 rings, so that the fingerprint module 1 can be prevented from falling out of the protruding shell due to too large deformation of the key holder 2, and meanwhile, the bending at the elastic arm 22 can furthest prolong the length of the elastic arm 22 in a limited space, so that the elastic force is reduced, and the pressing hand feeling is better.
As shown in fig. 1, the key holder 2 is further provided with an adhesive overflow slot 21, and the adhesive overflow slot 21 is arranged on the surface of the key holder 2, which is attached to the reinforcing steel sheet 13, so as to prevent the key holder 2 from being unstably attached to the reinforcing steel sheet 13 due to adhesive overflow during dispensing.
As shown in fig. 1, the key holder 2 is further provided with a wire slot for the flexible circuit board 12 to pass through, so that the flexible circuit board 12 can move back and forth in a large bending space when the key is pressed, and the flexible circuit board 12 can be conveniently assembled into an electronic product from the wire slot of the housing.
As shown in fig. 5, fingerprint module 1 with the adaptor piece 6 that fingerprint module 1 thickness is the same replaces, adopts this kind of alternative mode can normal use button function module when not needing the fingerprint function.
As shown in fig. 1, the utility model discloses do still to provide an electronic product who contains above-mentioned button module, including the casing, affiliated casing includes flexible glue shell and ebonite shell, the flexible glue shell surrounds fingerprint chip sets up, and with ebonite shell fixed connection, the key-press support sets up in the ebonite shell, can prevent that 2 deformation of key-press support from too big fingerprint module 1 that leads to drops outstanding casing, flexible glue shell 4 with ebonite shell 5 can be connected through mould technology, ebonite shell 5 with bullet arm 22 is hot-melt when the equipment and connects, strengthens the stability of whole button module. The soft rubber shell is made of flexible plastic materials such AS PE, PP, soft PVC, silica gel, EVA, POE, TPES and the like or plastics with relatively low surface hardness, and the hard rubber shell is made of plastics with relatively high surface hardness such AS PS, ABS, AS, hard PVC and the like.
As shown in fig. 1 and 2, the soft rubber shell is provided with the fingerprint key hole, the inboard chamfer 8 of fingerprint key hole is greater than 90 for the fingerprint module 1 is pressing back flexible circuit board 12 and is rebounding the normal position more easily, plays the leading-in effect of convenient button reciprocating motion.
As shown in fig. 6, the fingerprint module and the soft rubber shell are replaced by a sealed soft rubber shell with a convex block, the thickness of the convex block is the same as that of the fingerprint module, and the convex block is propped against the key support, so that the waterproof key function is realized.
As shown in fig. 4, because, the whole occupation space of fingerprint module 1 is very little, need hot melt button support 2 earlier during the assembly, repacking mainboard 3, follow shell outside fingerprint button hole subsides at last and apply fingerprint module 1, L shape flexible circuit board 12 is through stretching into again to excessive oblique angle from the wire casing of button support 2 with rotatory mode, accomplishes the concentrated location to flexible circuit board 12 and reinforcement steel sheet 13 through outside shell hole at last. The problem that the pressing hand feeling is affected due to the fact that the whole key support is attached according to a traditional mode and then is subjected to hot melting and twice positioning is solved.
By the above, the utility model discloses when the electronic product to thicker shell, in finite space, realized the design of the button module of a hold concurrently fingerprint function, can also replace the fingerprint button for waterproof button and ordinary button simultaneously.
The above-mentioned embodiments are the preferred embodiments of the present invention, and the scope of the present invention is not limited to the above-mentioned embodiments, and the scope of the present invention includes and is not limited to the above-mentioned embodiments, and all equivalent changes made according to the present invention are within the protection scope of the present invention.
Claims (10)
1. A key module is characterized in that: including key-press support and fingerprint module, the one end of key-press support corresponds the setting with the mainboard switch of mainboard, key-press support's the other end with fingerprint module fixed connection, the fingerprint module includes flexible circuit board and the fingerprint chip who links to each other with the mainboard, flexible circuit board with fingerprint chip fixed connection, fingerprint chip can gather and/or discernment fingerprint.
2. The key module of claim 1, wherein: the fingerprint module still includes the reinforcement steel sheet, flexible circuit board one end is established fingerprint chip with between the reinforcement steel sheet, the other end with mainboard fixed connection, the another side of reinforcement steel sheet with key-press support pastes and connects.
3. The key module of claim 2, wherein: the flexible circuit board is L-shaped.
4. The key module of claim 2, wherein: the key support is further provided with an elastic arm, and the elastic arm is formed by splicing more than 1 rings.
5. The key module of claim 4, wherein: the key support is also provided with a glue overflow groove, and the glue overflow groove is arranged on one surface of the key support, which is attached to the reinforcing steel sheet.
6. The key module of claim 5, wherein: the key support is also provided with a wire slot for the flexible circuit board to pass through.
7. The key module of claim 1, wherein: the fingerprint module with the switching piece that fingerprint module thickness is the same replaces.
8. An electronic product comprising the key module of any one of claims 1-7, wherein: the fingerprint sensor comprises a shell, wherein the shell comprises a soft rubber shell and a hard rubber shell, the soft rubber shell surrounds the fingerprint chip and is fixedly connected with the hard rubber shell, and the key support is arranged in the hard rubber shell.
9. The electronic product of claim 8, wherein: the flexible glue shell is provided with the fingerprint button hole, the inboard chamfer in fingerprint button hole is greater than 90.
10. The electronic product of claim 8, wherein: the fingerprint module with the flexible glue shell is replaced with the sealed flexible glue shell that has the lug, the lug with fingerprint module thickness is the same, and support the key-press support setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029401.3U CN213691825U (en) | 2020-09-16 | 2020-09-16 | Key module and electronic product comprising same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022029401.3U CN213691825U (en) | 2020-09-16 | 2020-09-16 | Key module and electronic product comprising same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213691825U true CN213691825U (en) | 2021-07-13 |
Family
ID=76747841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022029401.3U Active CN213691825U (en) | 2020-09-16 | 2020-09-16 | Key module and electronic product comprising same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213691825U (en) |
-
2020
- 2020-09-16 CN CN202022029401.3U patent/CN213691825U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: The utility model relates to a key module and an electronic product comprising the key module Effective date of registration: 20211124 Granted publication date: 20210713 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: EMDOOR DIGITAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980013144 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230421 Granted publication date: 20210713 Pledgee: Shenzhen hi tech investment small loan Co.,Ltd. Pledgor: EMDOOR DIGITAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980013144 |