WO2019134259A1

WO2019134259A1 - Water resistant key and electronic device

Info

Publication number: WO2019134259A1
Application number: PCT/CN2018/080739
Authority: WO
Inventors: 邓少炜
Original assignee: 深圳前海帕拓逊网络技术有限公司
Priority date: 2018-01-05
Filing date: 2018-03-27
Publication date: 2019-07-11
Also published as: CN207676839U

Abstract

The present invention relates to the field of keys. Specifically disclosed are a water resistant key and an electronic device. The water resistant key comprises a key cap and a key frame. The key cap has a top portion and a sidewall extending downwardly from an edge of the top portion. A first water resistant annulus is protruding from an inner surface of the sidewall. The key frame comprises an annular wall, an elastic arm and a cylindrical pressing member. The annular wall is provided at an inner side of the sidewall. The cylindrical pressing member is provided in a cavity at the annular wall, and is fixedly connected to the annular wall by means of the elastic arm. In the water resistant key of the present invention, assembly of a key cap and a key frame and arrangement of water resistant annuli assure better water resistance. Moreover, the water resistant key can be installed conveniently, and has reduced production costs.

Description

Waterproof button and electronic device

[Technical Field]

The utility model relates to the field of buttons, in particular to a waterproof button and an electronic device.

【Background technique】

With the advancement of technology and the improvement of consumption levels, consumers are increasingly demanding the use environment and experience of electronic products. Therefore, it is more and more important for the waterproofness of products and the touch of products. Product buttons as the main channel for human-computer interaction are the main research areas of waterproof design. Complex design will bring more powerful functions, but too complicated design will greatly increase the cost of the product, so how to design the structure is simple, assembly Convenient, waterproof buttons with good waterproof function are the necessary research topics for today's electronic products.

[utility content]

In order to solve the above technical problems, the utility model provides the following technical solutions:

In one aspect, the present invention provides a waterproof button, including,

a button cap having a cap top extending downward from the edge of the cap top, and a first waterproof ring protruding from an inner side surface of the sidewall;

a button holder comprising an annular wall, an elastic arm and a pressing column, the annular wall being disposed inside the side wall, the pressing post being disposed in the cavity of the annular wall, and passing the elastic arm and the The annular wall is fixedly connected.

In some embodiments, the bottom edge of the sidewall extends circumferentially outwardly from the first waterproof ring.

In some embodiments, the waterproof ring is convexly provided with a second waterproof ring.

In some embodiments, the bottom edge of the annular wall extends circumferentially outwardly from the second waterproof ring.

In some embodiments, the first waterproof ring is disposed in overlap with the second waterproof ring.

In some embodiments, the top of the cap extends downwardly with a stud that abuts the press post.

In some embodiments, the annular wall, the resilient arm and the pressing post are integrally formed from a rubber material.

In some embodiments, the cap is convexly provided with at least one contact portion.

In another aspect, the present invention provides an electronic device including a housing, wherein the housing is provided with a button hole, and the button hole is provided with the waterproof button described above.

In some embodiments, the electronic device is a headlight.

The utility model has the beneficial effects that the waterproof button provided by the utility model is designed by the combination of the button cap and the button frame, and the special arrangement of the waterproof ring achieves better waterproof effect, and is also convenient for installation and reduces production cost.

[Description of the Drawings]

FIG. 1 is a schematic structural view of a waterproof button according to an embodiment of the present invention.

2 is a cross-sectional view of a waterproof button according to an embodiment of the present invention.

FIG. 3 is a schematic structural diagram of a button cap according to an embodiment of the present invention.

4 is a cross-sectional view of a button cap according to an embodiment of the present invention.

FIG. 5 is a schematic structural diagram of a key frame according to an embodiment of the present invention.

FIG. 6 is a cross-sectional view of a waterproof button of an electronic device according to an embodiment of the present invention.

Reference numerals: 1, button cap; 11, cap top; 12, side wall; 13, first waterproof ring; 14, first waterproof ring; 15, second waterproof ring; 16, protruding column; 2, button holder; 21, annular wall; 22, elastic arm; 23, pressing column; 24, second waterproof ring; 3, switch; 4, housing; 41, ring table.

【Detailed ways】

The above described objects, features and advantages of the present invention will become more apparent from the aspects of the invention. In the following description, numerous specific details are set forth in order to provide a However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art can make similar improvements without departing from the spirit of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below. limit.

Moreover, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, features defining "first" or "second" may include at least one of the features, either explicitly or implicitly. In the description of the present invention, the meaning of "a plurality" is at least two, such as two, three, etc., unless specifically defined otherwise.

In the present invention, the first feature "on" or "under" the second feature may be a direct contact of the first and second features, or the first and second features pass through an intermediate medium, unless otherwise explicitly stated and defined. Indirect contact. Moreover, the first feature "above", "above" and "above" the second feature may be that the first feature is directly above or above the second feature, or merely that the first feature level is higher than the second feature. The first feature "below", "below" and "below" the second feature may be that the first feature is directly below or obliquely below the second feature, or merely that the first feature level is less than the second feature.

Example 1

Referring to FIG. 1 to FIG. 5 , the present embodiment provides a preferred waterproof button, including a button cap 1 and a button frame 2 . The button cap 1 has a cap 11 extending downward from the edge of the cap 11 . A first waterproof ring 13 is protruded from an inner side surface of the side wall 12; the key frame 2 includes an annular wall 21, an elastic arm 22 and a pressing post 23, and the annular wall 21 is disposed inside the side wall 12, and the outer side and the side wall of the annular wall 21 The inner side of the 12 is closely attached, and the first waterproof ring 13 is fitted to the outer side of the annular wall 21 to achieve a better waterproof effect.

As shown in FIG. 5, the pressing post 23 is disposed in the cavity of the annular wall 21 and is fixedly coupled to the annular wall 21 by a resilient arm 22. Generally, the pressing post 23 is arranged in a circular column shape, and the elastic force of the elastic arm 22 can be restored, so that the pressing post 23 can return to the original state after touching the switch, and is to be touched by the second pressing.

The waterproof button provided in this embodiment presses the button cap 1, the button cap 1 pushes down the pressing column 23, the pressing column 23 touches the switch 3 to open/close the switch 3; after the button cap 1 is released, the pressing column 23 is in the elastic arm 22 returned to its original state under the elastic force.

Further, as shown in FIGS. 3 and 4, the bottom edge of the side wall 12 extends circumferentially outwardly from the first waterproof ring 14. The waterproof ring is convexly provided with a second waterproof ring 15. As shown in FIG. 5, the bottom edge of the annular wall 21 extends outwardly from the second waterproof ring 24, and the shape of the second waterproof ring 24 is matched with the first waterproof ring 14, and the first waterproof ring 14 and the second waterproof ring The rings 24 are stacked. Generally, the second waterproof ring 15 is used for the connection between the waterproof button and the main electronic device, so that the button cap 1, the button frame 2, and the electronic device have a double waterproof ring to achieve better waterproof effect and ensure IPX7.

In the present embodiment, the cap 11 extends downwardly from a stud 16 that abuts against the pressing post 23. The button cap 1 is provided with the protrusion 16 pushing the pressing column 23 to touch the switch 3. The problem of the button feel can be solved. If the button is entirely made of elastic silicone, the silicone is too thick, and the button feel is very bad.

Preferably, the annular wall 21, the elastic arm 22 and the pressing post 23 are integrally formed of a rubber material. The button cap 1 can be injection molded using a 50 degree silicone.

Further, as shown in FIG. 3, the cap top 11 is convexly provided with at least one contact portion 17. In this embodiment, the contact portion 17 is provided with two, in particular, a convex truncated cone shape. It should be understood by those skilled in the art that the contact portion 17 can also be provided in other forms, for example, a plurality of dot-like projections. The texture of the waveform and so on. In this way, the touch of the button is improved, and the search of the button is facilitated, and the position of the button is found by the touch in an emergency. Preferably, the thickness of the button cap 1 can be set to 0.4-0.6 mm, and a thickness of 0.5 mm can be specifically used to reduce the impact of the DROP test on the switch, so that the waterproof button protects the switch from external impact during daily use. , or an external shock accidental opening/closing switch.

The waterproof button provided by the utility model has the advantages of good waterproof effect by the design of two waterproof rings, the structure is simple, the installation is convenient, and the cost is low.

Example 2

Referring to FIG. 6 , the embodiment provides an electronic device including a housing 4 . The housing 4 is provided with a button hole. The button hole is provided with a waterproof button as described in Embodiment 1. The size and shape of the button hole are waterproof. The buttons are adapted.

Preferably, the inner side of the button hole is provided with an annular table 41, and the annular table 41 is shaped to fit the first waterproof ring 14 and the second waterproof ring 24 of the waterproof button. In this way, the annular table 41, the first waterproof ring 14 and the second waterproof ring 24 are arranged one on top of another, and are further fastened to achieve a better waterproof effect.

In this embodiment, the first waterproof ring 13 is between the button cap 1 and the button frame 2, and the second waterproof ring 15 is between the button cap 1 and the ring platform 41 for easy installation and good waterproof effect. During installation, the button cap 1 is first assembled to the housing 4 of the electronic device, and then the button holder 2 is assembled into the button cap 1, and other components such as a PCB board of the electronic device are assembled, and the assembly method is very convenient, and the device is reduced. the cost of.

In this embodiment, the electronic device may be an electronic device commonly used in life such as a headlight.

The above is only the preferred embodiment of the present invention, and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the present invention. The scope of protection of utility models.

Claims

A waterproof button characterized in that,

a button cap having a cap top extending downward from the edge of the cap top, and a first waterproof ring protruding from an inner side surface of the sidewall;

a button holder comprising an annular wall, an elastic arm and a pressing column, the annular wall being disposed inside the side wall, the pressing post being disposed in the cavity of the annular wall, and passing the elastic arm and the The annular wall is fixedly connected.
The waterproof button according to claim 1, wherein a bottom edge of the side wall extends outwardly from the first waterproof ring.
The waterproof button according to claim 2, wherein the waterproof ring is convexly provided with a second waterproof ring.
The waterproof button according to claim 3, wherein the bottom edge of the annular wall extends outwardly from the second waterproof ring.
The waterproof button according to claim 4, wherein the first waterproof ring is disposed to overlap the second waterproof ring.
The waterproof button according to claim 1, wherein the top of the cap extends downwardly from a stud, and the stud is abutted against the pressing post.
The waterproof button according to claim 1, wherein said annular wall, said elastic arm and said pressing post are integrally formed of a rubber material.
The waterproof button according to claim 1, wherein the top of the cap is convexly provided with at least one contact portion.
An electronic device, comprising: a housing, wherein the housing is provided with a button hole, and the button hole is provided with the waterproof button according to any one of claims 1-8.
The electronic device of claim 9 wherein said electronic device is a headlight.