CN219998087U

CN219998087U - Key convenient to install

Info

Publication number: CN219998087U
Application number: CN202320835332.6U
Authority: CN
Inventors: 熊华样
Original assignee: SHENZHEN XINTIAN TECHNOLOGY CO LTD
Current assignee: SHENZHEN XINTIAN TECHNOLOGY CO LTD
Priority date: 2023-04-14
Filing date: 2023-04-14
Publication date: 2023-11-10
Anticipated expiration: 2033-04-14

Abstract

The utility model is suitable for the technical field of keys, and provides a key convenient to install, which comprises five gold key caps and TPU soft rubber pieces, wherein two five gold key caps are arranged, the middle parts of the lower ends of the two five gold key caps are provided with mounting grooves, and the side walls of the mounting grooves are provided with clamping grooves; the top of TPU soft rubber spare has two joint portions, and the both sides of joint portion are protruding to be equipped with the joint portion, and in joint portion embedded mounting groove, the joint strip card was arranged in the draw-in groove, and the supporting rib is equipped with two, and two supporting ribs are fixed connection respectively in the top of two joint portions to support on the five metals key cap. The utility model improves the structures of the five key caps and the TPU soft rubber, and has simple assembly and assembly process, high production efficiency and high product yield.

Description

Key convenient to install

Technical Field

The utility model belongs to the technical field of keys, and particularly relates to a key convenient to install.

Background

The key hard glue and soft glue structures are commonly used for dispensing assembly and double-color molding. Because the key has higher precision requirement on the product size due to the hand feeling problem, the small error can affect the hand feeling, the large size can be blocked, the small stroke is insufficient, and the size change (bigger or smaller) can be often caused by the glue quantity control and the manufacturing process factors; in order to solve the problem, the process of secondary molding (double-color mold) is gradually changed into the process of secondary molding (namely, the key cap and the soft rubber are molded together, but for the key cap made of hardware materials, the secondary molding is also temporarily not realized, so that only a structure assembled by dispensing can be selected, however, the process of dispensing is adopted to mold the five-metal key cap and the soft rubber together, the process of dispensing is increased, the production efficiency is reduced, the glue consumption is not accurate enough during dispensing, the dimensional change of the total product after the subsequent assembly can be influenced, and the defective rate of the product is increased.

Disclosure of Invention

The embodiment of the utility model aims to provide a key convenient to install, and aims to solve the problems of low production efficiency and high product yield in the prior art that a dispensing process is adopted to mold a key cap and soft rubber together.

In order to achieve the above purpose, the embodiment of the utility model adopts the following technical scheme:

a key for facilitating installation, comprising:

the five-metal key cap is provided with two hardware key caps, the middle parts of the lower ends of the two hardware key caps are provided with mounting grooves, and the side walls of the mounting grooves are provided with clamping grooves;

the TPU soft rubber piece is provided with two clamping parts at the top end, clamping strips are convexly arranged at the two sides of the clamping parts, the clamping parts are embedded into the mounting groove, and the clamping strips are clamped in the clamping groove; and

the support ribs are arranged in two, and the two support ribs are respectively and fixedly connected to the top ends of the two clamping parts and are propped against the five-gold key cap.

Further, the two sides of the lower end of the hardware key cap are provided with connecting blocks, a notch of the mounting groove is formed between the two connecting blocks, and one side of the clamping strip abuts against the connecting blocks.

Further, the bottom fixedly connected with three protruding piece of TPU soft rubber spare, wherein two protruding piece corresponds to be set up in one of them joint portion's bottom, another one protruding piece corresponds to be set up in another one joint portion's bottom.

Further, the TPU soft rubber piece is provided with an avoidance groove, and the avoidance groove is positioned between the two hardware key caps.

Further, a rounded corner is arranged on one side of the clamping strip away from the connecting block.

Further, two protection films are fixedly connected to the outer surface of the hardware key cap.

Further, the TPU soft rubber piece, the clamping part, the clamping strip and the supporting rib are integrally formed.

Compared with the prior art, the embodiment of the utility model has the beneficial effects that: when two hardware key caps and TPU soft rubber pieces are assembled, only two clamping parts on the TPU soft rubber pieces are required to be transversely aligned, the clamping parts are pressed into the five-metal key caps through mounting grooves, clamping strips on two sides of the clamping parts can be clamped in the clamping grooves of the five-metal key caps, so that the two hardware key caps and the two clamping parts can be rapidly and fixedly mounted, tolerance accumulation of one link can be reduced by reducing one dispensing process in design through the operation, P+R key integration can be realized by improving the structures of the five-piece key caps and the TPU soft rubber pieces and using the assembly process, the process is simple, and the production efficiency and the product yield are improved.

Drawings

FIG. 1 is a schematic diagram of an overall structure of a key according to an embodiment of the present utility model;

fig. 2 is a schematic diagram of a key exploded structure according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of another exploded view of a key according to an embodiment of the present utility model;

fig. 4 is a schematic plan view of a key according to an embodiment of the present utility model;

fig. 5 is a schematic cross-sectional view of the A-A direction in fig. 4.

The reference numerals in the drawings are as follows:

1. a five-gold key cap; 2. a connecting block; 3. a clamping part; 4. a support rib; 5. TPU soft rubber piece; 6. a clamping groove; 7. chamfering; 8. a male member; 9. a protective film; 10. an avoidance groove; 11. clamping strips, 12 and a mounting groove.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1 to 5, the embodiment of the utility model provides a key convenient to install, which comprises a five-gold key cap 1 and a TPU soft rubber piece 5, wherein the two five-gold key caps 1 are arranged, the TPU soft rubber piece 5 is assembled at the lower ends of the two five-gold key caps 1, specifically, an installation groove 12 is formed in the middle of the lower end of the five-gold key cap 1, clamping grooves 6 are formed in two side walls in the installation groove 12, two clamping parts 3 are arranged at the top ends of the TPU soft rubber piece 5, clamping strips 11 are convexly arranged at two sides of the clamping parts 3, after the clamping parts 3 are embedded into the installation groove 12, the clamping strips 11 are clamped in the clamping grooves 12, and the TPU soft rubber piece 5, the clamping parts 3, the clamping strips 11 and supporting ribs 4 are integrally formed into the same (Thermoplastic polyurethanes thermoplastic polyurethane elastomer rubber) material, so that the TPU soft rubber piece 5 and the five-gold key caps 1 are conveniently assembled with each other.

In order to ensure the stability of mutual clamping assembly of the TPU soft rubber piece 5 and the five-gold key cap 1, the problem that a virtual position exists between the TPU soft rubber piece 5 and the five-gold key cap 1 in the depth direction of the mounting groove 12 is avoided, the supporting ribs 4 are arranged on the clamping portion 3, connecting blocks 2 are arranged on two sides of the lower end of the five-gold key cap 1, specifically, the two supporting ribs 4 are fixedly connected to the top ends of the two clamping portions 3 respectively, the supporting ribs 4 are propped against the five-gold key cap 1 to deform, a notch of the mounting groove 12 is formed between the two connecting blocks 2, and one side of the clamping bar 11 is propped against the connecting blocks 2 so as to avoid the shaking problem after the TPU soft rubber piece 5 and the five-gold key cap 1 are assembled.

In the embodiment of the utility model, when the five-metal key cap 1 and the TPU soft rubber piece 5 are assembled, the clamping strips 11 and the clamping grooves 6 are mutually clamped and matched, so that the five-metal key cap 1 and the clamping parts 3 can be assembled quickly, the two clamping parts 3 are respectively wrapped by the two hardware key caps 1, the supporting ribs 4 on the TPU soft rubber piece 5 are abutted against the hardware key caps 1 after the assembly is finished, and one side of the clamping strips 11 away from the supporting ribs 4 is abutted against one side of the connecting block 2. The protection films 9 are respectively fixed on the outer surfaces of the two hardware key caps 1 in an adhering mode and are used for protecting the hardware key caps and reducing abrasion before use.

For the assembly of being convenient for, be equipped with chamfer 7 in the one side of joint strip 11 that keeps away from connecting block 2 for when joint portion 3 is packed into in the mounting groove 12 through the notch of mounting groove 12, joint strip 11 is convenient for get into in the draw-in groove 6 from the notch of mounting groove 12, makes more convenient when mutually assembling five key cap 1 and joint portion 3, need not to carry out the point and glues, through improving the structure of five key cap 1 and TPU soft rubber spare 5, use the packaging technology to realize P+R button integration, simple process has improved production efficiency and product yield.

Referring to fig. 1 and 3, the TPU soft rubber member 5 is provided with an avoidance groove 10, and the avoidance groove 10 is located between the two hardware key caps 1, so that when the two hardware key caps 1 are respectively operated and pressed, the shape of the avoidance groove 10 can be deformed, and interference between the two hardware key caps 1 is reduced.

Referring to fig. 1 and 2, three protruding members 8 are fixedly connected to the bottom end of the TPU soft rubber member 5, wherein two protruding members 8 are correspondingly disposed at the bottom end of one of the clamping portions 3, and the other protruding member 8 is correspondingly disposed at the bottom end of the other clamping portion 3. In this embodiment, the three protruding members 8 are integrally formed at the bottom end of the TPU soft rubber member 5, so that when the five-gold key cap 1 is pressed, the protruding members 8 can act on a switch such as a start switch.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A key for facilitating installation, comprising:

the five-gold key cap (1), wherein two five-gold key caps (1) are arranged, the middle parts of the lower ends of the two five-gold key caps (1) are provided with mounting grooves (12), and the side walls of the mounting grooves (12) are provided with clamping grooves (6);

the TPU soft rubber piece (5), the top end of the TPU soft rubber piece (5) is provided with two clamping parts (3), clamping strips (11) are convexly arranged on two sides of the clamping parts (3), the clamping parts (3) are embedded into the mounting groove (12), and the clamping strips (11) are clamped in the clamping grooves (6); and

the support ribs (4) are arranged, the two support ribs (4) are fixedly connected to the top ends of the two clamping parts (3) respectively, and are abutted to the five-gold key caps (1).

2. The key convenient to install according to claim 1, wherein two sides of the lower end of the hardware key cap (1) are provided with connecting blocks (2), a notch of the installation groove (12) is formed between the two connecting blocks (2), and one side of the clamping strip (11) is abutted against the connecting blocks (2).

3. A key for facilitating installation as defined in claim 1, wherein: the bottom fixedly connected with three protruding piece (8) of TPU soft rubber spare (5), wherein two protruding piece (8) correspond to set up in one of them joint portion (3)'s bottom, another one protruding piece (8) correspond to set up in another one joint portion (3)'s bottom.

4. A key for facilitating installation as defined in claim 1, wherein: the TPU soft rubber piece (5) is provided with an avoidance groove (10), and the avoidance groove (10) is positioned between the two five-gold key caps (1).

5. A key for facilitating installation as defined in claim 2, wherein: one side of the clamping strip (11) far away from the connecting block (2) is provided with a rounding (7).

6. A key for facilitating installation as defined in claim 1, wherein: the outer surface of the hardware key cap (1) is fixedly connected with a protective film (9).

7. A key for facilitating mounting as defined in any one of claims 1 to 6, wherein: the TPU soft rubber piece (5), the clamping part (3), the clamping strip (11) and the supporting rib (4) are integrally formed.