CN115002265A

CN115002265A - Side key structure applied to mobile phone terminal

Info

Publication number: CN115002265A
Application number: CN202210935695.7A
Authority: CN
Inventors: 苏杨; 舒菲; 刘正衡; 饶夏雨; 覃李宾; 程黎辉; 关亚东
Original assignee: Longcheer Electronics Huizhou Co Ltd
Current assignee: Longcheer Electronics Huizhou Co Ltd
Priority date: 2022-08-05
Filing date: 2022-08-05
Publication date: 2022-09-02
Anticipated expiration: 2042-08-05
Also published as: CN115002265B

Abstract

The invention discloses a side key structure applied to a mobile phone terminal, which comprises a shell, side keys and a sealing piece, wherein the shell is provided with a plurality of side keys; a concave cavity is arranged in the shell; the side keys are inserted on the outer wall of the shell, and the end parts of the side keys extend to abut against the FPC touch keys in the concave cavity; the two sides of the side key are respectively provided with a first connecting part and a second connecting part which extend to the inner part of the concave cavity; the sealing element is arranged in the cavity, one side of the sealing element protrudes to form an elastic flange, and the elastic flange extends to abut against the second connecting part. The device is matched with the device for use, so that the inner wall of the groove and the elastic flange respectively limit the first connecting part and the second connecting part one by one in the installation process of the side key, and the purposes of convenience in installation of the side key and better stability after installation are achieved.

Description

Side key structure applied to mobile phone terminal

Technical Field

The invention relates to the field of terminal equipment, in particular to a side key structure applied to a mobile phone terminal.

Background

Electronic devices, in particular mobile phones, are nowadays used. The mounting means of its side button is generally with the installation of side button from the button mounting hole outside-in of cell-phone casing lateral wall, at the in-process of installation, need carry on spacingly with the help of auxiliary instrument such as couple, and installation rate is comparatively low, and assembly back stability is relatively poor, like when the manual work presses side button edge one end, the other end can take place the perk and break away from the circumstances such as.

In addition, because the existing electronic equipment carries out waterproof treatment only by coating glue on the back surface of the battery cover, moisture cannot be fully isolated outside the internal mainboard area, and the problem of poor waterproof effect exists.

Therefore, a side key structure applied to a mobile phone terminal is needed to solve the above problems.

Disclosure of Invention

The invention aims to provide a side key structure applied to a mobile phone terminal, so that the side key is convenient to install, the installation stability of the side key can be ensured, and the waterproof performance of a mobile phone can be further improved.

In order to solve the above technical problems, the present invention provides a side key structure applied to a mobile phone terminal, including a housing, a side key and a sealing member; a concave cavity is arranged in the shell; the side keys are inserted on the outer wall of the shell, and the end parts of the side keys extend to abut against the FPC touch keys in the concave cavity; a first connecting part and a second connecting part which extend into the cavity are respectively arranged on two sides of the side key; the sealing element is arranged in the concave cavity, an elastic flange is protruded from one side of the sealing element, and the elastic flange extends to abut against the second connecting part; when the side key is inserted and connected to abut against the FPC touch key, the first connecting part abuts against one side of the concave cavity, and the second connecting part and the elastic flange are extruded and limited.

Furthermore, the first connecting portion and the second connecting portion are both provided with L-shaped pins.

Further, the end of the first connecting part protrudes to the outside of the side key; a first limiting groove and a second limiting groove are respectively arranged on two sides of the inner wall of the concave cavity; the first connecting part is arranged in the first limiting groove; the elastic flange is arranged in the second limiting groove; when the first connecting portion is abutted against the first limiting groove, the second connecting portion extrudes the elastic flange.

Further, the end of the second connecting part is flush with the outer wall of the side key.

Furthermore, the tip of elasticity flange extends to the second spacing groove outside, and sets up to the L type, makes second connecting portion with when elasticity flange extrudees, elasticity flange deformation shrink, just second connecting portion with the laminating of elasticity flange inner wall.

Furthermore, the first connecting portion, the second connecting portion and the side key are integrally formed.

Furthermore, the outer wall of the sealing element is provided with an annular sealing rib, so that the sealing element is in interference connection with the inner wall of the cavity.

Furthermore, the sealing element, the elastic flange and the annular sealing rib are all made of silica gel.

Furthermore, a supporting table is arranged in the middle of the bottom surface of the cavity, and a butt joint end matched with the supporting table is arranged in the middle of the sealing element.

Furthermore, the abutting end is made of plastic materials.

Compared with the prior art, the invention at least has the following beneficial effects:

through setting up recess and elastic flange, first connecting portion and the second connecting portion of offside button are spacing one by one, in order to reach the purpose of the installation side button of being convenient for, and under the limiting displacement of recess and elastic flange, when artifical manual pressure side button unilateral border position, the perk condition that breaks away from can not appear in the opposite side, therefore, reach the purpose that promotes side button installation stability, in addition, because elastic flange sets up for the sealing member is outstanding, so when elastic flange on the sealing member carries on spacingly to the offside button, the waterproof performance of cell-phone can also further be promoted to its sealing member. Therefore, the purposes that the side keys are convenient to install, the installation stability of the side keys can be ensured, and the waterproof performance of the mobile phone is improved are achieved.

Drawings

Fig. 1 is an exploded view of a side key structure applied to a mobile phone terminal according to the present invention;

fig. 2 is a top sectional view of a side key structure applied to a mobile phone terminal according to the present invention;

fig. 3 is a side sectional view of a side key structure applied to a mobile phone terminal according to the present invention;

fig. 4 is a front sectional view of a side key structure applied to a mobile phone terminal according to the present invention;

FIG. 5 is a schematic structural diagram of a side key structure applied to a mobile phone terminal according to the present invention;

FIG. 6 is a front view of a side key structure applied to a mobile phone terminal according to the present invention;

fig. 7 is a schematic structural diagram of a sealing member applied to a side key structure of a mobile phone terminal according to the present invention.

Detailed Description

The side key structure of the present invention applied to a mobile phone terminal will be described in more detail with reference to the schematic drawings, in which preferred embodiments of the present invention are shown, it being understood that those skilled in the art can modify the present invention described herein while still achieving the advantageous effects of the present invention. Accordingly, the following description should be construed as broadly as possible to those skilled in the art and not as limiting the invention.

The invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. Advantages and features of the present invention will become apparent from the following description and from the claims. It is to be noted that the drawings are in a very simplified form and are not to precise scale, which is provided for the purpose of facilitating and clearly illustrating embodiments of the present invention.

As shown in fig. 1 to 4, an embodiment of the present invention provides a side key structure applied to a mobile phone terminal, including a housing 1, a side key 3, and a sealing member 4.

The casing 1 is internally provided with a concave cavity 5, the side keys 3 are inserted on the outer wall of the casing 1, and the end parts of the side keys extend to be abutted against the FPC touch keys 2 in the concave cavity 5, namely, the FPC touch keys 2 are triggered when the side keys 3 are manually pressed.

The side key 3 is provided at both sides thereof with a first connecting portion 31 and a second connecting portion 32 extending into the cavity 5, respectively.

The sealing element 4 is arranged in the cavity 5 and above the FPC touch key 2, so that the FPC touch key 2 and an internal mainboard area realize a closed space, and the waterproof performance of the mobile phone is further improved.

An elastic flange 41 protrudes from one side of the sealing element 4, and the elastic flange 41 extends to abut against the second connecting portion 32 to limit the second connecting portion 32.

Specifically, when side button 3 plug-in connects to when 2 butts with FPC touch button, first connecting portion 31 butt is in one side of cavity 5 makes second connecting portion 32 with the extrusion of elasticity flange 41 is spacing, carries out preliminary spacing to first connecting portion 31 through cavity 5 inner wall, then carries out final spacing to second connecting portion 32 through elasticity flange 41 again, and is spacing through one by one to first connecting portion 31 and second connecting portion 32 to realize the installation of side button 3. Moreover, because the inner wall of the cavity 5 and the elastic flange 41 are abutted and limited, when the edge position of one side of the side key 3 is pressed manually, the situation that the other side is tilted does not occur, and the installation stability of the side key 3 is further effectively improved.

In other embodiments, a specific installation method of the side key 3 is provided to assist an operator in installation, and specifically includes the following steps:

abutting the first connecting part 31 with the inner wall of the cavity 5, so that the first connecting part 31 can only turn over along a certain range and slide along the inner wall of the cavity 5;

controlling the first connecting portion 31 to turn over so that the second connecting portion 32 turns over and is buckled into contact with the elastic flange 41;

the second connecting portion 32 is continuously turned over to extrude the elastic flange 41 to deform and penetrate out, so that the elastic flange 41 is reset and then is limited to the second connecting portion 32.

Through the steps, the rapid installation of the side keys 3 can be completed without the assistance of other instruments, and the installation speed of operators is effectively improved.

The first connecting portion 31 and the second connecting portion 32 are both L-shaped pins.

Referring to fig. 2, 3 and 5, in particular, to facilitate the first connection portion 31 to abut against the inner wall of the cavity 5, an end of the first connection portion 31 protrudes to the outside of the side key 3.

A first limiting groove 51 and a second limiting groove 52 are respectively arranged on two sides of the inner wall of the concave cavity 5.

The first connecting portion 31 is disposed inside the first limiting groove 51, that is, the first connecting portion 31 abuts against the inside of the first limiting groove 51, and can be turned over within a certain angle range and slide at a certain distance.

The elastic flange 41 is disposed in the second stopper groove 52 such that the second connecting portion 32 can compress the elastic flange 41 during the inversion process.

When the first connecting portion 31 abuts against the first stopper groove 51, the second connecting portion 32 presses the elastic flange 41.

Wherein, the end of the second connecting part 32 is flush with the outer wall of the side key 3, which ensures that the second connecting part 32 will not interfere when inserted into the cavity 5.

In addition, the end of the elastic flange 41 extends to the outside of the second limiting groove 52 to abut against the second connecting portion 32, so as to form an abutment against the second connecting portion 32.

The elastic flange 41 is L-shaped, so that when the second connecting portion 32 is extruded by the elastic flange 41, the elastic flange 41 deforms and contracts, and the second connecting portion 32 is attached to the inner wall of the elastic flange 41. That is, after the second connection portion 32 is pressed against the elastic flange 41 and the elastic flange 41 is reset, the bayonet formed by the elastic flange 41 and the cavity 5 clamps and limits the second connection portion 32, that is, the second connection portion 32 can only slide inside the bayonet.

In summary, the first connection portion 31 and the second connection portion 32 are limited one by one as described above, so that the side key 3 can be installed quickly, and the first limiting groove 51 is used for limiting the first connection portion 31 and the L-shaped elastic flange 41 is arranged, so that after the side key 3 is installed, the first connection portion 31 can only slide along the inner wall of the first limiting groove 51 and slide inside the bayonet formed by the second connection portion 32, so that when a single-side edge of the side key 3 is pressed, the other side of the side key 3 does not tilt, and the like, and in addition, the elastic flange 41 has a certain waterproof performance, so that the key hole formed by the installation of the side key 3 can be subjected to waterproof treatment, that is, the waterproof effect is realized, and the function of limiting the second connection portion 32 can also be performed.

The first connecting portion 31, the second connecting portion 32 and the side key 3 are integrally formed.

Referring to fig. 3, 4 and 7, in another embodiment, the sealing element 4 is limited for convenience. The outer wall of the sealing element 4 is provided with an annular sealing rib 42, so that the sealing element 4 is in interference connection with the inner wall of the cavity 5, namely, the limiting of the sealing element 4 in the horizontal direction is completed through the relative friction acting force formed by the annular sealing rib 42 and the inner wall of the cavity 5.

Wherein, sealing member 4, elastic flange 41 and annular sealing rib 42 all sets up to the silica gel material, makes things convenient for operating personnel to fill in sealing member 4 inside cavity 5, and can make elastic flange 41 deformation when making second connecting portion 32 and elastic flange 41 butt, ensures the normal installation of device.

In addition, please refer to fig. 3-4, a battery cover 6 is bonded on the upper surface of the housing 1, a glue coating layer 7 is disposed on one side of the battery cover 6 bonded with the housing 1, a supporting platform 11 is disposed in the middle of the bottom surface of the cavity 5, and a butt end 43 matched with the supporting platform 11 is disposed in the middle of the sealing element 4.

Wherein, in order to improve the stability of the connection between the abutting end 43 and the supporting platform 11. The abutting end 43 is made of plastic material, and the plastic material has a certain hardness, so that the abutting end 43 can be effectively prevented from being deformed greatly when being inserted into the supporting platform 11.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.

Claims

1. A side key structure applied to a mobile phone terminal is characterized by comprising a shell, a side key and a sealing piece;

a concave cavity is arranged in the shell;

the side keys are inserted on the outer wall of the shell, and the end parts of the side keys extend to abut against the FPC touch keys in the concave cavity;

a first connecting part and a second connecting part which extend into the cavity are respectively arranged on two sides of the side key;

the sealing element is arranged in the concave cavity, an elastic flange is protruded from one side of the sealing element, and the elastic flange extends to abut against the second connecting part;

when the side key is inserted and connected to abut against the FPC touch key, the first connecting part abuts against one side of the concave cavity, and the second connecting part and the elastic flange are extruded and limited.

2. The side key structure of claim 1, wherein the first connecting portion and the second connecting portion are both L-shaped pins.

3. The side key structure applied to a mobile phone terminal according to claim 2, wherein an end of the first connection part protrudes to an outside of the side key;

a first limiting groove and a second limiting groove are respectively arranged on two sides of the inner wall of the concave cavity;

the first connecting part is arranged in the first limiting groove;

the elastic flange is arranged in the second limiting groove;

when the first connecting part is abutted against the first limiting groove, the second connecting part extrudes the elastic flange.

4. The side key structure applied to a mobile phone terminal according to claim 3, wherein an end of the second connection part is flush with an outer wall of the side key.

5. The side key structure of claim 4, wherein an end of the elastic flange extends to an outside of the second limiting groove and is formed in an L shape, so that when the second connecting portion is pressed against the elastic flange, the elastic flange deforms and contracts, and the second connecting portion is attached to an inner wall of the elastic flange.

6. The side key structure applied to the mobile phone terminal according to claim 2, wherein the first connecting portion, the second connecting portion and the side key are integrally formed.

7. The side key structure of claim 1, wherein an outer wall of the sealing member is provided with an annular sealing rib, so that the sealing member is in interference fit with an inner wall of the cavity.

8. The side key structure of claim 7, wherein the sealing member, the elastic flange and the annular sealing rib are made of silicone.

9. The side key structure applied to a mobile phone terminal according to claim 1, wherein a support platform is disposed at a middle portion of a bottom surface of the cavity, and an abutting end matched with the support platform is disposed at a middle portion of the sealing member.

10. The side key structure of claim 9, wherein the abutting end is made of plastic.