CN218896573U

CN218896573U - Waterproof button structure and electronic equipment

Info

Publication number: CN218896573U
Application number: CN202222734986.8U
Authority: CN
Inventors: 周亚力; 杨慧; 奚华玲; 刘伦
Original assignee: Shennan Circuit Co Ltd
Current assignee: Shennan Circuit Co Ltd
Priority date: 2022-10-17
Filing date: 2022-10-17
Publication date: 2023-04-21
Anticipated expiration: 2032-10-17

Abstract

The utility model belongs to the technical field of key equipment, and particularly relates to a waterproof key structure and electronic equipment. The waterproof key structure comprises a flexible key, a key body and a shell provided with a key hole; the flexible key comprises a connecting part, a pressing part and an elastic arm connected between the connecting part and the pressing part, and the connecting part is attached to the inner wall of the key hole; the elastic arm and the pressing part are positioned in the key hole and are used for sealing the key hole; the button body is installed on the casing, and the pressing part is used for triggering the button body. In the utility model, the connecting part, the elastic arm and the pressing part are integrally formed, and the connecting part is attached to the inner wall around the key hole, and the elastic arm and the pressing part are positioned in the key hole, so that the key hole can be completely sealed by the flexible key, and external water cannot enter the inside of the shell through the key hole, thereby improving the waterproof performance of the waterproof key structure.

Description

Waterproof button structure and electronic equipment

Technical Field

The utility model belongs to the technical field of key equipment, and particularly relates to a waterproof key structure and electronic equipment.

Background

With the continuous progress of science and technology, electronic devices have become an indispensable part of life of people, such as smart phones, tablet computers, smart watches, and the like.

With more and more kinds of electronic products, the quality requirements of consumers on the electronic products are also more and more stringent, and especially the waterproof function of the electronic products is becoming a concern of consumers. In the design process, the waterproof design of the keys is particularly important. In the prior art, as shown in fig. 2, the key and the housing are usually two separate structural members, and in order to improve the tightness of the key installed on the housing, the periphery of the key is sleeved with a circle of silica gel sleeve, and the silica gel sleeve can seal the key hole on the housing; however, in the process of pressing the key, the silica gel cover moves along with the key, and the moving silica gel cover reduces the waterproof performance of the key.

Disclosure of Invention

Aiming at the technical problem of poor waterproof performance of a key in the prior art, the utility model provides a waterproof key structure and electronic equipment.

In view of the above technical problems, an embodiment of the present utility model provides a waterproof key structure, including a flexible key, a key body, and a housing provided with a key hole; the flexible key comprises a connecting part, a pressing part and an elastic arm connected between the connecting part and the pressing part, and the connecting part is attached to the inner wall of the key hole; the elastic arm and the pressing part are positioned in the key hole and are used for sealing the key hole;

the button body is installed on the casing, the pressing part is used for triggering the button body.

Optionally, the waterproof key structure further comprises a key cover, and the key cover is sleeved on the pressing part.

Optionally, a first plugging part is arranged on the pressing part, a first plugging groove matched with the first plugging part is arranged on the keycap, and the keycap is covered on the pressing part through the first plugging part plugged in the first plugging groove.

Optionally, a second plugging part is arranged on the keycap, a second plugging groove matched with the second plugging part is arranged on the pressing part, and the keycap is covered on the pressing part through the second plugging part plugged in the second plugging groove.

Optionally, the hardness of the key cover is greater than the hardness of the pressing portion.

Optionally, the key further includes a fitting portion, the fitting portion is connected to a side of the connecting portion away from the elastic arm, and the fitting portion is fitted to the outer portion of the housing.

Optionally, the thickness of the elastic arm is 0.4 mm-0.5 mm.

Optionally, the width of the elastic arm is greater than or equal to 1mm.

Optionally, the connecting portion, the elastic arm and the pressing portion are integrally formed structural members.

Another embodiment of the present utility model further provides an electronic device, including the waterproof key structure described above.

In the utility model, the flexible key comprises a connecting part, a pressing part and an elastic arm connected between the connecting part and the pressing part, wherein the connecting part is attached to the inner wall of the key hole; the elastic arm and the pressing part are positioned in the key hole and are used for sealing the key hole; because connecting portion the elastic arm and press the portion as an organic whole one-tenth type structure, and connecting portion laminating is in on the inner wall around the button hole, the elastic arm with press the portion to be located in the button hole, thereby the button hole can be sealed completely by flexible button, external water can not pass through the button hole enters into the inside of casing (i.e. external water can not pass through the button hole enters into on the button body), thereby improved the waterproof performance of this waterproof button structure. And the flexible key formed integrally removes assembly errors of single keys in the mounting holes, so that the pressing consistency of the waterproof key structure is improved. In addition, the waterproof key structure is simple in structure and low in manufacturing cost.

Drawings

The utility model will be further described with reference to the drawings and examples.

Fig. 1 is a cross-sectional view of a waterproof key structure according to an embodiment of the present utility model;

fig. 2 is a sectional view of a key structure in the prior art.

Reference numerals in the specification are as follows:

1. a flexible key; 11. a connection part; 12. a pressing part; 121. a first plug-in connection; 13. an elastic arm; 14. a bonding part; 2. a key body; 3. a housing; 31. a key hole; 4. a key cover; 41. and a second plug-in connection part.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects solved by the utility model more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

It is to be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", "middle", etc., are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the utility model.

As shown in fig. 1, an embodiment of the present utility model provides a waterproof key structure, which includes a flexible key 1, a key body 2, and a housing 3 provided with a key hole 31; the flexible key 1 comprises a connecting part 11, a pressing part 12 and an elastic arm 13 connected between the connecting part 11 and the pressing part 12, wherein the connecting part 11 is attached to the inner wall of the key hole 31; the elastic arm 13 and the pressing portion 12 are located in the key hole 31, and are used for sealing the key hole 31; it will be appreciated that the housing 3 may be made of a hard plastic and the flexible plastic may be made of a silicone or the like; the connecting part 11 may be formed on the inner wall of the key hole 31 by two-color molding, or may be attached to the inner wall of the key hole 31 by adhesion; the periphery of the pressing portion 12 is connected to the connecting portion 11 through the elastic arm 13, and the pressing portion 12, the elastic arm 13 and the pressing portion 12 are integrally formed.

The key body 2 is mounted on the housing 3, and the pressing portion 12 is used for triggering the key body 2. As can be appreciated, the key body 2 is located below the mounting hole; when the user presses the pressing part 12, the connecting part 11 is attached to the inner wall of the button hole 31 and keeps still, and the pressing part 12 stretches the elastic arm 13, so that the pressing part 12 moves toward the button body 2 until the pressing part 12 contacts and triggers the button body 2. When the user releases the pressing portion 12, the resilience of the resilient arm 13 will cause the pressing portion 12 to move away from the key body 2 and return to its original position.

In the present utility model, the flexible key 1 includes a connection portion 11, a pressing portion 12, and an elastic arm 13 connected between the connection portion 11 and the pressing portion 12, wherein the connection portion 11 is attached to an inner wall of the key hole 31; the elastic arm 13 and the pressing portion 12 are located in the key hole 31, and are used for sealing the key hole 31; because the connecting portion 11, the elastic arm 13 and the pressing portion 12 are integrally formed, and the connecting portion 11 is attached to the inner wall around the key hole 31, the elastic arm 13 and the pressing portion 12 are located in the key hole 31, so that the key hole 31 can be completely sealed by the flexible key 1, and external water cannot enter the interior of the housing 3 through the key hole 31 (i.e., external water cannot enter the key body 2 through the key hole 31), thereby improving the waterproof performance of the waterproof key structure. And the integrated into one piece flexible button 1 has got rid of the assembly error that the individual button was installed in the mounting hole to the uniformity of pressing of this waterproof button structure has been promoted. In addition, the waterproof key structure is simple in structure and low in manufacturing cost.

In one embodiment, as shown in fig. 1, the waterproof key structure further includes a key cover 4, and the key cover 4 is sleeved on the pressing portion 12. It can be appreciated that the key may be inserted into the key hole 31 or may be exposed above the key hole 31; the hardness of the key cover 4 is greater than that of the pressing part 12, so that the hand feeling of a user pressing the pressing part 12 is improved, the invasion of the external environment to the pressing part 12 is avoided, and the service life of the waterproof key structure is prolonged.

In an embodiment, as shown in fig. 1, the pressing portion 12 is provided with a first plugging portion 121, the key cover 4 is provided with a first plugging groove adapted to the first plugging portion 121, and the key cover 4 is covered on the pressing portion 12 through the first plugging portion 121 plugged in the first plugging groove. It is to be understood that the first insertion portion 121 protrudes upward, the first insertion groove is provided below the key cover 4, and the first insertion portion 121 is inserted into the first insertion groove, so that the key cover 4 is covered on the pressing portion 12. In this embodiment, the key cover 4 is highly stable to be covered on the pressing portion 12.

In an embodiment, as shown in fig. 1, the key cover 4 is provided with a second plugging portion 41, the pressing portion 12 is provided with a second plugging groove adapted to the second plugging portion 41, and the key cover 4 is covered on the pressing portion 12 through the second plugging portion 41 plugged in the second plugging groove. It is to be understood that the second insertion portion 41 protrudes downward, the second insertion groove is provided above the pressing portion 12, and the second insertion portion 41 is inserted into the second insertion groove, so that the key cover 4 is completely covered on the pressing portion 12. In this embodiment, the key cover 4 is highly stable to be covered on the pressing portion 12.

In a specific embodiment, as shown in fig. 1, the key is provided with the first plugging slot and the second plugging slot 41 that are distributed at intervals, the pressing portion 12 is provided with the first plugging portion 121 and the second plugging slot that are distributed at intervals, the key cover 4 is covered on the pressing portion 12 through the first plugging portion 121 plugged in the first plugging slot and the second plugging portion 41 plugged in the second plugging slot, and a movable gap is left between the key cover 4 and the inner wall of the key hole 31.

In an embodiment, as shown in fig. 1, the flexible key 1 further includes an attaching portion 14, where the attaching portion 14 is connected to a side of the connecting portion 11 away from the elastic arm 13, and the attaching portion 14 is attached to an outside of the housing 3. As can be appreciated, the attaching portion 14, the connecting portion 11, the elastic arm 13, and the pressing portion 12 are integrally formed; in this embodiment, the attaching portion 14 is attached to the outer surface of the casing 3, the connecting portion 11 is attached to the inner wall of the key hole 31, and the attaching portion 14 and the connecting portion 11 are integrally formed structural members, so that external water cannot flow into the key body 2 along the gap between the connecting portion 11 and the inner wall of the key hole 31, thereby further improving the waterproof performance of the waterproof key.

In one embodiment, the thickness of the elastic arm 13 is 0.4mm to 0.5mm. It is to be understood that the thickness of the elastic arm 13 may be set to 0.4mm, 0.45mm, 0.5mm, etc. according to actual requirements, and the thickness of the elastic arm 13 is the distance between the upper surface and the lower surface of the elastic arm 13 along the axial direction of the key hole 31. In this embodiment, the thickness design of the elastic arm 13 not only ensures that the elastic arm 13 has enough elasticity, but also ensures that the user presses the hand feeling of the pressing portion 12, and makes the flexible key 1 not easy to break. The thickness of the pressing portion 12 is larger than the thickness of the elastic arm 13, thereby further securing the feel of the pressing portion 12.

In one embodiment, the width of the elastic arm 13 is greater than or equal to 1mm. It can be understood that the width of the elastic arm 13 is the distance between the location where the pressing portion 12 connects the elastic arm 13 and the location where the connecting portion 11 connects the elastic arm 13, and setting the width of the elastic arm 13 to be 1mm or more can ensure the pressing feel of the waterproof key structure.

The utility model also provides electronic equipment, which comprises the waterproof key structure. It will be appreciated that the electronic device includes, but is not limited to, a cell phone, a computer, an electronic watch, a keyboard, etc.

The above embodiments of the waterproof key structure of the present utility model are only examples, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The waterproof key structure is characterized by comprising a flexible key, a key body and a shell provided with a key hole; the flexible key comprises a connecting part, a pressing part and an elastic arm connected between the connecting part and the pressing part, and the connecting part is attached to the inner wall of the key hole; the elastic arm and the pressing part are positioned in the key hole and are used for sealing the key hole;

2. The waterproof key structure according to claim 1, further comprising a key cover that is fit over the pressing portion.

3. The waterproof key structure according to claim 2, wherein the pressing portion is provided with a first insertion portion, the key cover is provided with a first insertion groove adapted to the first insertion portion, and the key cover is covered on the pressing portion through the first insertion portion inserted into the first insertion groove.

4. The waterproof key structure according to claim 2, wherein the key cover is provided with a second insertion part, the pressing part is provided with a second insertion groove adapted to the second insertion part, and the key cover is covered on the pressing part through the second insertion part inserted into the second insertion groove.

5. The waterproof key structure according to claim 2, wherein the hardness of the key cover is greater than the hardness of the pressing portion.

6. The waterproof key structure according to claim 1, wherein the flexible key further comprises a fitting portion connected to a side of the connecting portion away from the elastic arm, the fitting portion fitting on an outside of the housing.

7. The waterproof key structure of claim 1, wherein the thickness of the elastic arm is 0.4mm to 0.5mm.

8. The waterproof key structure according to claim 1, wherein the width of the elastic arm is greater than or equal to 1mm.

9. The waterproof key structure according to claim 1, wherein the connecting portion, the elastic arm, and the pressing portion are integrally formed type structural members.

10. An electronic device comprising the waterproof key structure according to any one of claims 1 to 9.