CN211507460U

CN211507460U - Waterproof button and electronic equipment

Info

Publication number: CN211507460U
Application number: CN202020477802.2U
Authority: CN
Inventors: 杨清志
Original assignee: Goertek Techology Co Ltd
Current assignee: Goertek Techology Co Ltd
Priority date: 2020-04-03
Filing date: 2020-04-03
Publication date: 2020-09-15
Anticipated expiration: 2030-04-03

Abstract

The utility model discloses a waterproof button and electronic equipment, wherein a button trigger post and a clamping part are arranged on the button; the shell is provided with a key mounting part, a first opening and a second opening are formed in the key mounting part, the key trigger column penetrates through the first opening, and the clamping part penetrates through the second opening; the elastic sealing part is arranged around the peripheries of the first opening and the second opening, and the key is connected with the elastic sealing part; the reset part is arranged between the key and the key mounting part; pressing the key, wherein the key trigger column moves downwards along the first opening and triggers the DOME key, the clamping part moves downwards along the second opening, and the resetting part is compressed; and the key is loosened, the key is reset under the action of the reset part, the key contact column is separated from the DOME key, and the clamping part is clamped with the second opening. The annular elastic sealing part can prevent water from flowing into the waterproof key through the key, so that the service life and the reliability of the key are improved. Through the connection between the key and the annular elastic sealing part, when the edge of the key is pressed, the other end of the key can be prevented from tilting.

Description

Waterproof button and electronic equipment

Technical Field

The utility model relates to an electronic product accessory technical field especially relates to a waterproof button and electronic equipment.

Background

With the development of electronic device technology, electronic devices are one of important accessories of electronic devices, and the requirements for the performance of the electronic devices, especially the waterproof performance and the sealing performance of the electronic devices, are also higher and higher.

For large electronic devices such as smart homes, the electronic keys are generally large in size. The large-size electronic key generally has no waterproof design, the possibility of water seepage exists inside the key, and the service life and the reliability of the key are low. Moreover, when the large-size key is pressed, if the action point is not located at the center of the large-size key but at the edge of the key, the large-size key is easy to be not triggered or the other end of the large-size key is tilted, so that the operation is inconvenient, and the use experience of a user is reduced.

The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.

Disclosure of Invention

In view of this, the utility model provides a waterproof button and electronic equipment, this waterproof button passes through elastic sealing portion and realizes better waterproof performance to improve the life and the reliability of button.

In order to realize the purpose of the utility model, the utility model adopts the following technical scheme to realize:

the utility model provides a waterproof button, include: the key is provided with a key triggering column and a clamping part; the key trigger post is movably arranged in the first opening in a penetrating way, and the clamping part is movably arranged in the second opening in a penetrating way and can be clamped with the second opening; the elastic sealing part is arranged on the key mounting part and is arranged on the peripheries of the first opening and the second opening in a surrounding manner, and the key is connected with the elastic sealing part; the control panel is arranged in the shell; the DOME key is arranged on the control plate and is opposite to the first opening; the reset part is arranged between the key and the key mounting part and provides reset force for the key; when the key is pressed, the key trigger column moves downwards along the first opening and triggers the DOME key, the clamping part moves downwards along the second opening, and the resetting part is compressed under force; loosening the key, the key is in reset under the effect of the portion that resets, the key touch post with DOME key separation, joint portion with the joint of second trompil.

In some embodiments of the present application, the key mounting portion includes a platform portion and a groove portion disposed at an outer periphery of the platform portion, and the first opening and the second opening are disposed on the platform portion; the elastic sealing part comprises a first elastic sealing part and a second elastic sealing part, the first elastic sealing part is arranged in the groove part, the second elastic sealing part is arranged on the platform part, and the key is connected with the second elastic sealing part.

In some embodiments of the present application, the first resilient sealing portion is in interference fit with the groove portion, and the second resilient sealing portion is bonded to the land portion.

In some embodiments of the present application, the platform portion is recessed into an outer surface of the shell.

In some embodiments of the present application, a gap is provided between the second elastic sealing portion and an outer peripheral inner wall of the groove portion; the key comprises a key plane part and a key vertical part arranged on the key plane part, the key plane part is bonded with the second elastic sealing part, and the key vertical part is movably inserted in the gap.

In some embodiments of this application, the control panel with certain distance has between the platform portion, when pressing the button trigger the post with when DOME key contact, joint portion with have the clearance between the control panel.

In some embodiments of this application, evenly be equipped with a plurality ofly along its circumferential direction on the button joint portion, it is equipped with a plurality ofly to correspond in the platform portion the second trompil.

In some embodiments of this application, the portion that resets includes the spring and wears to locate spring post in the spring, spring post with the key-press connection, be equipped with the confession in the platform portion the third trompil that the spring post penetrated, the spring is located the button with between the platform portion.

In some embodiments of the present application, the reset portion is uniformly provided in plurality along a circumferential direction of the key.

The utility model also provides an electronic equipment, include as above waterproof button.

Compared with the prior art, the utility model discloses an advantage is with positive effect:

the application in the waterproof button of publication, elastic sealing portion locates on the button installation department, and the periphery of first trompil and second trompil is located to the ring, first trompil is used for wearing to establish the button and triggers the post, the second trompil is used for wearing to establish joint portion, the inner wall of button and elastic sealing portion's upper surface connection, thus, elastic sealing portion, form a cavity between the button installation department on button and the casing, form a closed loop's seal structure on the circumferential direction of button through annular elastic sealing portion, can avoid outside water to flow into in the middle of the above-mentioned cavity through the button, and then avoid water to permeate the installation intracavity through first trompil and second trompil, cause the damage to internals such as DOME key and control panel, thereby improve the life-span and the reliability of button. Simultaneously, the button is connected with the elastic sealing part except that the button is clamped with the shell through the clamping part, so that the installation reliability of the button can be further improved, and the button is prevented from falling off. Meanwhile, the elastic sealing part is of an annular structure, so when one end of the key is pressed, the other end of the key can be prevented from tilting under the fixing action of the elastic sealing part.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when read in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

Fig. 1 is an exploded view of an embodiment of the waterproof button of the present invention;

fig. 2 is a sectional view of an embodiment of the waterproof button of the present invention;

fig. 3 is a schematic structural view of a key in an embodiment of the waterproof key of the present invention;

fig. 4 is a schematic structural view of the housing in the embodiment of the waterproof button of the present invention;

fig. 5 is a schematic structural view of the elastic sealing portion in the embodiment of the waterproof button of the present invention.

Reference numerals:

100-key, 110-key plane part, 120-key vertical part, 130-key trigger column and 140-clamping part;

200-elastic sealing part, 210-first elastic sealing part, 220-second elastic sealing part;

300-shell, 310-key mounting part, 311-platform part, 312-groove part, 320-mounting cavity, 330-first opening, 340-second opening, 350-third opening and 360-shell outer surface;

400-reset portion, 410-spring, 420-spring post;

a 500-DOME bond;

600-a control panel;

710-gap, 720-cavity.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are only for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 5, the waterproof key in this embodiment includes a key 100, a housing 300, an elastic sealing portion 200, a control board 600, a DOME key 500, a reset portion 400, and specifically:

referring to fig. 3, the key 100 is used for a user to operate, the key 100 is provided with a key triggering post 130 and a clamping portion 140, the key triggering post 130 is used for triggering the DOME key 500 when the key is pressed, and the clamping portion 140 is used for connecting with the housing 300.

Referring to fig. 2 and 4, an installation cavity 320 is formed in the housing 300, the DOME key 500 and the control board 600 are fixedly disposed in the installation cavity 320, the surface of the housing 320 is provided with a key installation portion 310, the key installation portion 310 is provided with a first opening 330 and a second opening 340, the key trigger post 130 is movably disposed in the first opening 330, the clamping portion 140 is movably disposed in the second opening 340, when the key 100 is in a reset original state, the clamping portion 140 is clamped with the second opening 340, and the key 100 is prevented from falling off.

The DOME key 500 faces the first opening 330, and the key activation post 130 can activate the DOME key 500 through the first opening 330.

The reset unit 400 is disposed between the key 100 and the key mounting unit 310 to provide a reset force to the key 100.

The elastic sealing part 200 is an elastic sealing ring structure, which is arranged on the key mounting part 310 and is annularly arranged at the periphery of the first opening hole 330 and the second opening hole 340, the inner wall of the key 100 is connected with the upper surface of the elastic sealing part 200, thus, a cavity 720 is formed between the elastic sealing part 200, the key 100 and the key mounting part 310, a closed-loop sealing structure is formed in the circumferential direction of the key 100 through the annular elastic sealing part 200, external water can be prevented from flowing into the cavity 720 through the key 100, further, the water is prevented from permeating into the mounting cavity 320 through the first opening hole 330 and the second opening hole 340, damage is caused to internal components such as the DOME key 500 and the control panel 600, and the service life and reliability of the waterproof key are improved.

When the key 100 is pressed downward, the key triggering post 130 moves downward along the first opening 330 to trigger the DOME key 500, the clamping portion 140 moves downward along the second opening 340, and the reset portion 400 is compressed under force.

When the key 100 is released, the key 100 is reset under the action of the reset part 400, the key trigger post 130 is separated from the DOME key 500, and the clamping part 140 is clamped with the second opening 340.

In some embodiments of the present application, the key 100 is fixed to the elastic sealing portion 200 by gluing, and the key 100 is not only clamped to the housing 300 by the clamping portion 140, but also glued to the elastic sealing portion 200 by gluing, so that the reliability of the installation of the key 100 can be further improved, and the key 100 is prevented from falling off. Meanwhile, since the elastic sealing part 200 has a ring structure, when one end of the key 100 is pressed, the other end is prevented from being lifted by the adhesive fixing of the elastic sealing part 200. In addition, the adhesion between the key 100 and the elastic sealing part 200 further improves the sealability therebetween.

In some embodiments of the present application, the elastic sealing portion 200 is a silicone sealing ring, which can satisfy the displacement required by the up-and-down movement of the key 100 while ensuring a strong waterproof sealing performance.

In some embodiments of the present application, the locking portion 140 is a hook, and the hook is locked with the second opening 340 when the key 100 is in the original reset state.

In some embodiments of the present application, referring to fig. 2 and 4, the key mounting portion 310 includes a platform portion 311 and a groove portion 312 provided at an outer periphery of the platform portion 311, the groove portion 312 is recessed toward an inner side (i.e., a mounting cavity 320 side) of the lower case 300, and the first opening hole 330 and the second opening hole 340 are provided on the platform portion 311. Referring to fig. 5, the elastic sealing portion 200 includes a first elastic sealing portion 210 and a second elastic sealing portion 220 which are integrally formed, the outer diameter of the first elastic sealing portion 210 is larger than the outer diameter of the second elastic sealing portion 220, the first elastic sealing portion 210 is disposed in the groove portion 312, the second elastic sealing portion 220 is disposed on the platform portion 311, and the key 100 is connected to the second elastic sealing portion 220. The elastic sealing portion 200 is designed to be a Z-shaped ring structure, once external water enters the elastic sealing portion 200, the external water enters the first elastic sealing portion 210 first, so that the water is prevented from directly contacting the connection between the second elastic sealing portion 220 and the key 100, and the waterproof sealing performance of the elastic sealing portion 200 is further improved.

In some embodiments of the present application, the first elastic sealing portion 210 is in interference fit with the groove portion 312, and the second elastic sealing portion 220 is bonded to the platform portion 311, so as to prevent external water from penetrating into the cavity 720 through a matching surface between the first elastic sealing portion 210 and the groove portion 312 and a matching surface between the second elastic sealing portion 220 and the platform portion 311, thereby improving the waterproof performance of the key.

In some embodiments of the present application, referring to fig. 2, the platform portion 311 is recessed in the outer surface 360 of the housing, so that when the key 100 is mounted on the key mounting portion 310, the key 100 does not protrude out of the housing 300 too much, and the reliability of the key 100 is prevented from being reduced due to the external force scratching the outer peripheral surface of the key 100.

In some embodiments of the present application, with continued reference to fig. 2, a gap 710 is provided between the second resilient sealing portion 220 and the outer peripheral inner wall of the groove portion 312; referring to fig. 3, the key 100 includes a key plane portion 110 and a key vertical portion 120 disposed on the key plane portion 110, the key plane portion 110 and the key vertical portion 120 are integrally formed, the key plane portion 110 is bonded to the second elastic sealing portion 220, and the key vertical portion 120 is movably inserted into the gap 710. When the key 100 is pressed downwards, the gap 710 plays a guiding and limiting role in the movement of the key vertical portion 120, and meanwhile, the key vertical portion 120 also plays a certain water retaining role, so that external water is prevented from flowing into the elastic sealing portion 200 through the gap 710 in a large amount.

In some embodiments of the present application, with continued reference to fig. 2, the control board 600 and the platform portion 311 have a certain distance therebetween, which provides a displacement space for the movement of the clamping portion 140 and the key triggering post 130, and meanwhile, when the key triggering post 130 triggers the DOME key 500, a gap is formed between the clamping portion 140 and the control board 600, that is, the clamping portion 140 does not contact the control board 600, so as to prevent the clamping portion 140 from contacting the control board 600 and damaging the control board 600.

In some embodiments of the present application, referring to fig. 3 and fig. 4, the key 100 is uniformly provided with a plurality of clamping portions 140 along the circumferential direction thereof, the platform portion 311 is correspondingly provided with a plurality of second openings 340, and the force uniformity of the key 100 can be improved by one-to-one matching between the plurality of clamping portions 140 and the plurality of second openings 340. If the key 100 is pressed to one end or the edge, the key 100 is prevented from tilting due to the clamping action between the clamping portion 140 and the second opening 340. Meanwhile, the plurality of clamping parts 140 can further improve the reliability of the installation of the key 100. In this embodiment, four of the clamping portions 140 and the second openings 340 are respectively provided.

In some embodiments of the present application, referring to fig. 2 and 4, the restoring portion 400 includes a spring 410 and a spring post 420 disposed in the spring 410, the spring post 420 is connected to the key 100, the platform portion 311 is provided with a third opening 350 for the spring post 420 to penetrate, and the spring 410 is disposed between the key 100 and the platform portion 311. When the button 100 is pressed, the spring column 420 moves downward along the third opening 350, and the spring 410 is compressed. When the key 100 is released, the spring 410 is reset, and pushes the key 100 to reset.

In some embodiments of the present application, the plurality of the reset portions 400 are uniformly arranged along the circumferential direction of the key 100, so that the key 100 is uniformly stressed and completely reset. In this embodiment, four reset portions 100 are provided.

The embodiment also discloses an electronic device, such as a large electronic device like a smart home, which comprises the waterproof key disclosed by the embodiment.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A waterproof key, comprising:

the key is provided with a key triggering column and a clamping part;

the key trigger post is movably arranged in the first opening in a penetrating way, and the clamping part is movably arranged in the second opening in a penetrating way and can be clamped with the second opening;

the elastic sealing part is arranged on the key mounting part and is arranged on the peripheries of the first opening and the second opening in a surrounding manner, and the key is connected with the elastic sealing part;

the control panel is arranged in the shell;

the DOME key is arranged on the control plate and is opposite to the first opening;

the reset part is arranged between the key and the key mounting part and provides reset force for the key;

when the key is pressed, the key trigger column moves downwards along the first opening and triggers the DOME key, the clamping part moves downwards along the second opening, and the resetting part is compressed under force;

loosening the key, the key is in reset under the effect of the portion that resets, the key touch post with DOME key separation, joint portion with the joint of second trompil.

2. The waterproof key of claim 1,

the key mounting part comprises a platform part and a groove part arranged on the periphery of the platform part, and the first opening and the second opening are arranged on the platform part;

the elastic sealing part comprises a first elastic sealing part and a second elastic sealing part, the first elastic sealing part is arranged in the groove part, the second elastic sealing part is arranged on the platform part, and the key is connected with the second elastic sealing part.

3. The waterproof key of claim 2,

the first elastic sealing part is in interference fit with the groove part, and the second elastic sealing part is bonded with the platform part.

4. The waterproof key of claim 2,

the platform portion is recessed into an outer surface of the housing.

5. The waterproof key of claim 2,

a gap is formed between the second elastic sealing part and the inner wall of the periphery of the groove part;

the key comprises a key plane part and a key vertical part arranged on the key plane part, the key plane part is bonded with the second elastic sealing part, and the key vertical part is movably inserted in the gap.

6. Waterproof key according to one of the claims 2 to 5,

the control panel with certain distance has between the platform portion, when pressing the button trigger the post with during DOME key contact, joint portion with the clearance has between the control panel.

7. Waterproof key according to one of the claims 2 to 5,

evenly be equipped with a plurality ofly along its circumference direction on the button joint portion, it is equipped with a plurality ofly to correspond in the platform portion the second trompil.

8. Waterproof key according to one of the claims 2 to 5,

the portion that resets includes the spring and wears to locate spring post in the spring, spring post with the key-press connection, be equipped with the confession in the platform portion the third trompil that the spring post penetrated, the spring is located the button with between the platform portion.

9. The waterproof key of claim 8,

the reset part is uniformly provided with a plurality of keys along the circumferential direction of the keys.

10. An electronic device characterized by comprising a waterproof key according to any one of claims 1 to 9.