CN-224205134-U - Peripheral decorative sheet structure of mobile phone sheath key

Abstract

The utility model relates to the technical field of electronic equipment accessories, in particular to a surrounding decorative sheet structure of a mobile phone sheath key. The decorative sheet is arranged on the main body shell, a key hole is formed in the decorative sheet, the key is connected to the decorative sheet, the bottom of the key is connected with the main body shell after passing through the key hole, the decorative sheet consists of a metal sheet and a PC sheet, the metal sheet is connected with the PC sheet, the bottom of the PC sheet is connected with the main body shell, and the metal sheet is in contact with the key. This structure is split into upper and lower two parts with the decoration, adopts the thinner aluminum alloy of thickness above, adopts PC piece and aluminum alloy hot melt adhesive to be connected below, and the thinner thickness resilience of aluminum alloy increases, and the PC piece has very shock resistance in addition, and resilience intensity is also big, and PC piece and main part are still bigger with hot melt adhesive joint force for the shell, and the connection effect is better, from verifying to production test can both realize fixedly and be difficult for droing.

Inventors

• WANG DONG
• ZHENG GANGMIN
• HUANG WEIDONG
• ZHANG XIANGWEN
• LI LI
• CHEN GE

Assignees

• 东莞宏川智能科技有限公司

Dates

Publication Date

20260505

Application Date

20250604

Claims (8)

1. 1. The utility model provides a peripheral decorative sheet structure of cell-phone sheath button, its characterized in that includes body shell, decorative sheet, button, the decorative sheet is installed on the body shell, be equipped with the button hole on the decorative sheet, the button is connected on the decorative sheet, just the bottom of button passes behind the button hole and is connected with the body shell, the decorative sheet comprises sheetmetal and PC piece, the sheetmetal is connected with the PC piece, the bottom and the body shell of PC piece are connected, the sheetmetal contacts with the button.
2. 2. The mobile phone sheath key periphery decorative sheet structure according to claim 1, wherein the outer portion of the main body shell is coated with a PU layer with a double-layer structure, a decorative hole is formed in the outer layer of the PU layer on the side face of the main body shell, a riveting piece is arranged on the inner layer of the PU layer corresponding to the decorative hole, the decorative sheet is connected in the decorative hole, and the bottom of the key is in butt joint with the riveting piece.
3. 3. The mobile phone sheath key periphery decorative sheet structure according to claim 1, wherein the main body shell is made of a PC material.
4. 4. The mobile phone sheath key periphery decorative sheet structure according to claim 1, wherein the metal sheet is made of aluminum alloy.
5. 5. The mobile phone cover key periphery decorative sheet structure according to claim 1, wherein the key is made of aluminum alloy.
6. 6. The mobile phone cover key periphery decorative sheet structure of claim 1, wherein the metal sheet is connected with the PC sheet through a hot melt adhesive.
7. 7. The structure of claim 1, wherein the bottom of the PC sheet is connected to the main body case by a hot melt adhesive.
8. 8. The mobile phone cover key periphery decorative sheet structure of claim 1, wherein the thickness ratio of the metal sheet to the PC sheet is 3:2.5.

Description

Peripheral decorative sheet structure of mobile phone sheath key Technical Field The utility model relates to the technical field of electronic equipment accessories, in particular to a surrounding decorative sheet structure of a mobile phone sheath key. Background The decorative sheet is a sheet structure which plays a role in decoration and is arranged on the periphery of the key when the key is installed, the decorative sheet is made of a material made of metal in order to be matched with the key structure and has certain metal texture, in the existing structural process, the decorative sheet is made of a whole aluminum alloy, the thickness of the whole aluminum alloy is about 0.55mm, the aluminum alloy is about 0.5mm, the sectional area is small, the original geometric shape is hard to recover due to torsion and elasticity, the connection force between the aluminum alloy and PC materials of the mobile phone sheath is not large originally, the decorative sheet is easy to fall off when the mobile phone sheath torsion test shown in fig. 5 is carried out, the real fixation of the decorative sheet cannot be realized, the stability is poor, and the product needs to be reworked or scrapped. Disclosure of utility model The utility model provides a mobile phone sheath key periphery decorative sheet structure, which aims to solve the problem that a whole aluminum alloy structure falls off in a distortion test. The utility model provides a mobile phone sheath key periphery decorative sheet structure which comprises a main body shell, a decorative sheet and a key, wherein the decorative sheet is arranged on the main body shell, a key hole is formed in the decorative sheet, the key is connected to the decorative sheet, the bottom of the key passes through the key hole and then is connected with the main body shell, the decorative sheet consists of a metal sheet and a PC sheet, the metal sheet is connected with the PC sheet, the bottom of the PC sheet is connected with the main body shell, and the metal sheet is in contact with the key. As a further improvement of the utility model, the PU layer with a double-layer structure is coated outside the main body shell, the PU layer outside the side surface of the main body shell is provided with a decoration hole, the inner layer of the PU layer corresponding to the decoration hole is provided with a riveting piece, the decoration piece is connected in the decoration hole, and the bottom of the key is in butt joint with the riveting piece. As a further improvement of the present utility model, the main body case is made of PC. As a further improvement of the utility model, the metal sheet is made of aluminum alloy. As a further improvement of the utility model, the material of the key is aluminum alloy. As a further improvement of the utility model, the metal sheet is connected with the PC sheet by a hot melt adhesive. As a further improvement of the utility model, the bottom of the PC chip is connected with the main body shell through hot melt adhesive. As a further improvement of the utility model, the thickness ratio of the metal sheet to the PC sheet is 3:2.5. The utility model has the advantages that the decoration is divided into the upper part and the lower part, the upper part is made of the aluminum alloy with thinner thickness, the lower part is connected with the aluminum alloy hot melt adhesive by the PC sheet, the thinner thickness rebound resilience of the aluminum alloy is increased, the PC sheet has high impact resistance and rebound strength, the PC sheet and the main body shell are connected by the hot melt adhesive with higher connecting force, the connecting effect is better, and the fixing can be realized from verification to production test without easy falling. Drawings FIG. 1 is a block diagram of a handset sheath in accordance with the present utility model; FIG. 2 is a cross-sectional view of the structure of the cell phone case in the area A-A of the present utility model; FIG. 3 is an enlarged view of the structure of the area B of FIG. 2 in accordance with the present utility model; FIG. 4 is a block diagram of a decorative sheet of the present utility model; fig. 5 is a schematic diagram of a torsion testing direction of a mobile phone sheath according to the present utility model. 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. As shown in fig. 1 to 4, the peripheral decorative sheet structure of a mobile phone sheath key of the present utility model comprises a main body shell 1, a decorative sheet 2 and a key 3, wherein the decorative sheet 2 is installed on the main body shell 1, a key hole 9 is arranged on the decorative sheet 2, the key 3 is connected to the decorative sheet 2, the bottom of the key 3 passes through the key hole 9 and then is connected