CN209822520U

CN209822520U - Waterproof metal key

Info

Publication number: CN209822520U
Application number: CN201921005295.6U
Authority: CN
Inventors: 李必成
Original assignee: Dong Cheng Electronics Co Ltd Of Shenzhen
Current assignee: Dong Cheng Electronics Co Ltd Of Shenzhen
Priority date: 2019-06-27
Filing date: 2019-06-27
Publication date: 2019-12-20
Anticipated expiration: 2029-06-27

Abstract

The embodiment of the utility model discloses a waterproof metal key, which comprises an ABS (acrylonitrile butadiene styrene) shell, a waterproof silica gel pad, a metal supporting piece, a PC supporting piece, a plastic key and a PC waterproof pressing piece, wherein the ABS shell is provided with a key groove, and a key column hole is formed in the key groove; the bottom of the plastic key is convexly provided with a key column; the waterproof silica gel pad is provided with a column sleeve corresponding to the key column, the waterproof silica gel pad is arranged in the key groove, and the column sleeve is correspondingly embedded in the key column hole; the metal supporting piece is embedded in the column sleeve, so that the column sleeve is tightly attached to the inner wall of the key column hole; the PC supporting sheet is arranged on the waterproof silica gel pad; the plastic rubber key is arranged on the PC supporting sheet, and the key column is embedded into the column sleeve; be equipped with the button hole on the waterproof preforming of PC, on the keyway was located to the sealed lid of waterproof preforming of PC, the button hole was passed at the plastic button top. The utility model provides the promotion button is felt, has prolonged life, has realized the waterproof requirement of IP67 rank, has solved the waterproof problem of handheld class equipment in service environment.

Description

Waterproof metal key

Technical Field

The utility model relates to a waterproof technical field of button especially relates to a waterproof metal button.

Background

The existing waterproof key product is generally designed into TPU + ebonite double-color molding, the key is extremely poor in hand feeling, low in waterproof grade and short in service life.

SUMMERY OF THE UTILITY MODEL

The embodiment of the utility model provides a technical problem that will solve provides a waterproof metal button to make promotion waterproof performance and increase of service life.

In order to solve the technical problem, an embodiment of the utility model provides a waterproof metal key, which comprises an ABS (acrylonitrile butadiene styrene) casing, a waterproof silica gel pad, a metal supporting piece, a PC supporting piece, a plastic key and a PC waterproof pressing piece, wherein the ABS casing is provided with a key groove, and the key groove is internally provided with a key column hole; the bottom of the plastic key is convexly provided with a key column; the waterproof silica gel pad is provided with a column sleeve corresponding to the key column, the waterproof silica gel pad is arranged in the key groove, and the column sleeve is correspondingly embedded in the key column hole; the metal supporting piece is embedded in the column sleeve, so that the column sleeve is tightly attached to the inner wall of the key column hole; the PC supporting sheet is arranged on the waterproof silica gel pad; the plastic rubber key is arranged on the PC supporting sheet, and the key column is embedded into the column sleeve; be equipped with the button hole on the waterproof preforming of PC, on the keyway was located to the sealed lid of waterproof preforming of PC, the button hole was passed at the plastic button top.

Furthermore, waterproof threads are convexly arranged on the outer wall of the column sleeve.

The utility model has the advantages that: the utility model provides the promotion button is felt, has prolonged life, has realized the waterproof requirement of IP67 rank, has solved the waterproof problem of handheld class equipment in service environment.

Drawings

Fig. 1 is a perspective view of a waterproof metal key according to an embodiment of the present invention.

Fig. 2 is a sectional view of the waterproof metal key according to the embodiment of the present invention.

Fig. 3 is an exploded view of a waterproof metal key according to an embodiment of the present invention.

Detailed Description

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict, and the present invention is further described in detail with reference to the accompanying drawings and specific embodiments.

In the embodiment of the present invention, if there is directional indication (such as upper, lower, left, right, front, and rear … …) only for explaining the relative position relationship between the components and the motion situation under a certain posture (as shown in the drawing), if the certain posture is changed, the directional indication is changed accordingly.

In addition, the descriptions of the first, second, etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature.

Referring to fig. 1 to 3, a waterproof metal key according to an embodiment of the present invention includes an ABS casing 10, a waterproof silicone pad 20, a metal supporting member 30, a PC supporting sheet 40, a plastic key 50, and a PC waterproof sheet 60.

The ABS housing 10 is the housing of a handheld smart device. The ABS casing 10 is provided with a key slot 11, and a key post hole 12 is arranged in the key slot 11. The plastic key 50 has a key post 51 protruding from the bottom thereof. The waterproof silica gel pad 20 is provided with a column sleeve 21 corresponding to the key column 51, the waterproof silica gel pad 20 is arranged in the key slot 11, and the column sleeve 21 is correspondingly embedded in the key column hole 12. The metal support 30 is embedded in the post sleeve 21, and the metal support 30 provides a supporting force to make the post sleeve 21 tightly contact with the inner wall of the key post hole 12.

The PC support sheet 40 is arranged on the waterproof silica gel pad 20. The plastic key 50 is arranged on the PC supporting sheet 40, and the key post 51 is embedded in the post sleeve 21. The PC waterproof pressing sheet 60 is provided with a key hole 61, and the PC waterproof pressing sheet 60 is sealed and arranged on the key slot 11. The plastic key 50 is also provided with a skirt at the edge. The top of the plastic key 50 passes through the key hole 61. The skirt prevents the plastic key 50 from falling off.

In one embodiment, the outer wall of the column sleeve 21 is provided with a waterproof thread, and the waterproof thread improves the sealing performance between the column sleeve 21 of the waterproof silicone gasket 20 and the key post hole 12 of the ABS casing 10.

When a user presses the plastic key 50, the key post 51 acts on the bottom of the post sleeve 21, so that the bottom of the post sleeve 21 presses a switch in the casing, and external moisture cannot enter the casing from the key post hole 12. The utility model has the advantages of simple structure, the assembly is simple, compares current waterproof button cost lower and waterproof nature better.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A waterproof metal key comprises an ABS (acrylonitrile butadiene styrene) shell and is characterized by also comprising a waterproof silica gel pad, a metal supporting piece, a PC supporting piece, a plastic key and a PC waterproof pressing piece, wherein a key groove is formed in the ABS shell, and a key column hole is formed in the key groove; the bottom of the plastic key is convexly provided with a key column; the waterproof silica gel pad is provided with a column sleeve corresponding to the key column, the waterproof silica gel pad is arranged in the key groove, and the column sleeve is correspondingly embedded in the key column hole; the metal supporting piece is embedded in the column sleeve, so that the column sleeve is tightly attached to the inner wall of the key column hole; the PC supporting sheet is arranged on the waterproof silica gel pad; the plastic rubber key is arranged on the PC supporting sheet, and the key column is embedded into the column sleeve; be equipped with the button hole on the waterproof preforming of PC, on the keyway was located to the sealed lid of waterproof preforming of PC, the button hole was passed at the plastic button top.

2. The waterproof metal key of claim 1, wherein said post sleeve has waterproof threads protruding from an outer wall thereof.