CN215933439U

CN215933439U - Key sleeve with watch display

Info

Publication number: CN215933439U
Application number: CN202122184887.2U
Authority: CN
Inventors: 李强
Original assignee: Dongguan Yimei Plastic Hardware Co ltd
Current assignee: Dongguan Yimei Plastic Hardware Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-03-01
Anticipated expiration: 2031-09-10

Abstract

The utility model discloses a key sleeve for a display, which comprises a second sealing cover, wherein a circuit mainboard is arranged on the upper end surface of the second sealing cover, an insulating partition block is arranged on the upper end surface of the circuit mainboard, contacts are arranged at two ends of the insulating partition block, a power supply seat is arranged on one side of one contact, a contact metal sheet is arranged on the upper end surface of the contact, a silica gel sealing gasket is arranged on the upper end surface of the insulating partition block, key seats are arranged on the inner sides of two ends of the silica gel sealing gasket, a first sealing cover is arranged on the outer side of the silica gel sealing gasket, a waterproof film is arranged on one side of one key seat, which is positioned on the inner side of the first sealing cover, a display screen is arranged on the lower end surface of the waterproof film, and guide sleeves are arranged on the inner sides of two ends of the first sealing cover and the second sealing cover. According to the utility model, the keys are wrapped and protected, so that the convenience of key adjustment is effectively ensured, and the adjustment result is conveniently displayed.

Description

Key sleeve with watch display

Technical Field

The utility model relates to the technical field of key sleeves, in particular to a key sleeve with a display.

Background

Along with the rapid development of social economy, the application of equipment button is more and more, and wherein the plastics button is receiving more and more user's favor owing to its characteristics such as light, durable, with low costs, insulating nature is good, need protect in the electricity is received to the button and the use, adopts the key cover to wrap up the button and can effectively improve the safety in utilization.

However, in the existing key sleeve, the key is not convenient to display and uncomfortable to use when the key is wrapped; therefore, the existing requirements are not met, and a key sleeve of the display is provided for the requirement.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a key sleeve with a display function, and aims to solve the problems that in the process of wrapping keys, the adjustment result of the keys is inconvenient to display, uncomfortable to use and the like in the conventional key sleeve in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a button cover that table shows, includes the sealed lid of second, circuit board is installed to the up end of the sealed lid of second, the up end of circuit board is installed insulating segmentation piece, the contact is all installed at the both ends of insulating segmentation piece, one of them power supply seat is installed to one side of contact, contact metal piece is installed to the up end of contact, the sealed pad of silica gel is installed to the up end of insulating segmentation piece, the inboard at the sealed pad both ends of silica gel all is provided with the key seat, first sealed lid is installed in the sealed outside of silica gel, one of them one the waterproof membrane is installed to one side that is located the inboard of first sealed lid of key seat, the display screen is installed to the lower terminal surface of waterproof membrane, guide sleeve is installed with the inboard at the sealed both ends of second to first sealed lid, the seal cover is installed to guide sleeve's inboard.

Preferably, four end corners of the upper end face of the circuit main board are provided with positioning columns, and buffering strips are mounted on two sides of the insulating dividing block.

Preferably, the two ends of the first sealing cover and the two ends of the second sealing cover are connected through guide sleeves, the sealing sleeves are fixedly bonded with the guide sleeves, and the inner sides of the sealing sleeves are provided with wires.

Preferably, the key base is connected with the first sealing cover through a silica gel sealing gasket, the silica gel sealing gasket is fixedly bonded with the first sealing cover, and the contact metal sheet is fixedly bonded with the silica gel sealing gasket.

Preferably, the display screen is connected with the circuit main board through the power supply seat, and the display screen, the power supply seat and the circuit main board are all electrically connected.

Preferably, the contact is welded and fixed with the circuit main board, a switch is arranged on the inner side of the contact, and the silica gel sealing gasket is connected with the circuit main board through an insulation partition block.

Preferably, the circuit main board is connected with the first sealing cover through four positioning columns, and the two buffer strips are arranged on the inner sides of the circuit main board and the first sealing cover.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the first sealing cover and the second sealing cover are clamped and fixed, then the two ends of the first sealing cover and the second sealing cover are hermetically installed through the guide sleeve, and the inner side of the first sealing cover is provided with the silica gel sealing gasket, so that the lower end surface of the silica gel sealing gasket is fixedly bonded with the two contact metal sheets;

2. according to the utility model, the key base is opened and closed by driving the contact through the contact metal sheet, the result after key operation is displayed through the display screen, the display screen can be protected and supported through the waterproof membrane and the power supply base, the use stability is improved, and the integral use comfort degree can be ensured through the first sealing cover, the second sealing cover and the silica gel sealing gasket.

Drawings

FIG. 1 is a schematic structural view of the present invention as a whole;

FIG. 2 is a schematic view of the overall structure of the present invention in partial cross section;

FIG. 3 is a schematic view of a partial cross-sectional structure of an insulation segment according to the present invention;

fig. 4 is a schematic structural diagram of the circuit board of the present invention.

In the figure: 1. a first sealing cover; 2. a second sealing cover; 3. a guide sleeve; 4. a silica gel sealing gasket; 5. a key base; 6. a water-resistant film; 7. a contact metal sheet; 8. a contact; 9. a circuit main board; 10. a display screen; 11. a power supply base; 12. sealing sleeves; 13. insulating the dividing block; 14. a positioning column; 15. a buffer strip.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 4, an embodiment of the present invention includes: a key sleeve with a display function comprises a second sealing cover 2, a circuit main board 9 is installed on the upper end face of the second sealing cover 2, an insulating dividing block 13 is installed on the upper end face of the circuit main board 9, contacts 8 are installed at two ends of the insulating dividing block 13, a power supply seat 11 is installed on one side of one contact 8, a contact metal sheet 7 is installed on the upper end face of the contact 8, the contact 8 is pressed through the contact metal sheet 7, the contact metal sheet 7 is guaranteed not to deform in the using process and is long in service life, a silica gel sealing pad 4 is installed on the upper end face of the insulating dividing block 13, key seats 5 are arranged on the inner sides of two ends of the silica gel sealing pad 4, a first sealing cover 1 is installed on the outer side of the silica gel sealing pad 4, a waterproof membrane 6 is installed on one side of one key seat 5 and located on the inner side of the first sealing cover 1, a display screen 10 is installed on the lower end face of the waterproof membrane 6, guide sleeves 3 are installed on the inner sides of two ends of the first sealing cover 1 and the second sealing cover 2, make the both ends of the sealed lid 2 of first sealed lid 1 and second all carry out seal installation through guide sleeve 3, seal cover 12 is installed to guide sleeve 3's inboard, wholly through wrapping up the protection to the button, effectively guarantees the convenience that the button was adjusted, and is convenient for show the regulation result.

Furthermore, four end corners of the upper end surface of the circuit main board 9 are provided with positioning columns 14, and buffer strips 15 are mounted on two sides of the insulating partition block 13.

By adopting the technical scheme, the two sides of the circuit main board 9 are convenient to buffer through the buffer strips 15.

Further, the two ends of the first sealing cover 1 and the second sealing cover 2 are connected through the guide sleeve 3, the sealing sleeve 12 is fixedly bonded with the guide sleeve 3, and a lead is arranged on the inner side of the sealing sleeve 12.

Through adopting above-mentioned technical scheme for the sealed installation that all seals through guide sleeve 3 at the both ends of first sealed lid 1 and the sealed 2 of second.

Further, the key base 5 is connected with the first sealing cover 1 through the silica gel sealing gasket 4, the silica gel sealing gasket 4 is fixedly bonded with the first sealing cover 1, and the contact metal sheet 7 is fixedly bonded with the silica gel sealing gasket 4.

Through adopting above-mentioned technical scheme for press contact 8 through contact sheetmetal 7, guarantee not the deformation in the contact sheetmetal 7 use, life is of a specified duration.

Further, the display screen 10 is connected with the circuit main board 9 through the power supply seat 11, and the display screen 10, the power supply seat 11 and the circuit main board 9 are all electrically connected.

By adopting the technical scheme, the result after the key operation is displayed through the display screen 10.

Further, the contact 8 and the circuit main board 9 are welded and fixed, a switch is arranged on the inner side of the contact 8, and the silica gel sealing gasket 4 is connected with the circuit main board 9 through an insulating partition block 13.

By adopting the technical scheme, the two contact metal sheets 7 are conveniently separated through the insulating partition block 13.

Further, the circuit main board 9 is connected with the first sealing cover 1 through four positioning columns 14, and two buffer strips 15 are arranged on the inner sides of the circuit main board 9 and the first sealing cover 1.

By adopting the technical scheme, the circuit main board 9 is convenient to position and support through the positioning column 14.

The working principle is as follows: when the device is used, whether the functions of all parts are intact is checked, the circuit main board 9 is placed on the inner side of the second sealing cover 2, the sealing sleeve 12 is fixedly bonded with the guide sleeve 3, a lead penetrates through the sealing sleeve 12 to be connected with two ends of the circuit main board 9, two contacts 8 are installed on the upper end face of the circuit main board 9, the first sealing cover 1 is fixedly clamped with the second sealing cover 2, then two ends of the first sealing cover 1 and two ends of the second sealing cover 2 are hermetically installed through the guide sleeve 3, the silica gel sealing gasket 4 is installed on the inner side of the first sealing cover 1, the lower end face of the silica gel sealing gasket 4 is fixedly bonded with the two contact metal sheets 7, the power supply is switched on, the key base 5 drives the contacts 8 to open and close through the contact metal sheets 7 by pressing one of the key base 5, the display screen 10, the power supply base 11 is electrically connected with the circuit main board 9, and then the result after key operation is displayed through the display screen 10, and can protect the support to display screen 10 through water proof membrane 6 and power supply seat 11, improve the stability in use, it separates two contact metal sheets 7 to be convenient for through insulating segmentation piece 13, connect first sealed lid 1 and circuit mainboard 9 simultaneously, be convenient for keep the stability of the sealed 2 inboard structures of first sealed lid 1 and second, improve insulating effect, can guarantee holistic comfortable degree of use through first sealed lid 1, the sealed lid 2 of second and the sealed 4 of silica gel pad.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a button cover that table shows, includes sealed lid (2) of second, its characterized in that: the circuit main board (9) is installed to the up end of the sealed lid of second (2), the up end of circuit main board (9) is installed insulating segmentation piece (13), contact (8) are all installed at the both ends of insulating segmentation piece (13), one of them power supply seat (11) are installed to one side of contact (8), contact sheetmetal (7) are installed to the up end of contact (8), the sealed pad of silica gel (4) is installed to the up end of insulating segmentation piece (13), the inboard at the sealed pad of silica gel (4) both ends all is provided with key holder (5), first sealed lid (1) is installed in the outside of the sealed pad of silica gel (4), one of them one side of key holder (5) is located the inboard of first sealed lid (1) and installs water proof membrane (6), display screen (10) are installed to the lower terminal surface of water proof membrane (6), the inner sides of the two ends of the first sealing cover (1) and the second sealing cover (2) are provided with guide sleeves (3), and the inner sides of the guide sleeves (3) are provided with sealing sleeves (12).

2. A key cover for a watch according to claim 1, wherein: four end angles of the upper end face of the circuit main board (9) are provided with positioning columns (14), and buffer strips (15) are mounted on two sides of the insulating partition block (13).

3. A key cover for a watch according to claim 1, wherein: the two ends of the first sealing cover (1) and the two ends of the second sealing cover (2) are connected through the guide sleeve (3), the sealing sleeve (12) is fixedly bonded with the guide sleeve (3), and a lead is arranged on the inner side of the sealing sleeve (12).

4. A key cover for a watch according to claim 1, wherein: the key base (5) is connected with the first sealing cover (1) through the silica gel sealing gasket (4), the silica gel sealing gasket (4) is fixedly bonded with the first sealing cover (1), and the contact metal sheet (7) is fixedly bonded with the silica gel sealing gasket (4).

5. A key cover for a watch according to claim 1, wherein: display screen (10) and circuit board (9) are connected through power supply seat (11), display screen (10), power supply seat (11) and circuit board (9) are all through electric connection.

6. A key cover for a watch according to claim 1, wherein: contact (8) and circuit mainboard (9) welded fastening, the inboard of contact (8) is provided with the switch, the sealed pad of silica gel (4) is connected through insulating segmentation piece (13) with circuit mainboard (9).

7. A key cover for a watch according to claim 2, wherein: the circuit main board (9) is connected with the first sealing cover (1) through four positioning columns (14), and the two buffer strips (15) are arranged on the inner sides of the circuit main board (9) and the first sealing cover (1).