CN216288107U

CN216288107U - Button subassembly and bluetooth headset

Info

Publication number: CN216288107U
Application number: CN202122907370.1U
Authority: CN
Inventors: 岑成辉; 张亮
Original assignee: Ningbo Gongniu Digital Technology Co Ltd
Current assignee: Ningbo Gongniu Digital Technology Co Ltd
Priority date: 2021-11-22
Filing date: 2021-11-22
Publication date: 2022-04-12
Anticipated expiration: 2031-11-22

Abstract

The utility model provides a key assembly and a Bluetooth headset, which belong to the technical field of electricity and comprise: the shell comprises an inner side wall, an outer side wall and a through hole penetrating through the inner side wall and the outer side wall, wherein a limiting part is arranged on the inner side wall; one end of the key is provided with a pressing part which is matched with the through hole in a nested mode, and the other end of the key is provided with an elastic part which is abutted against the limiting part in a matched mode. The key and the shell are mechanically assembled without being fixed in a hot melting mode, so that the working hours are reduced, the assembly and the repair are easy, in addition, the key in a pressed state can reliably rebound under the action of the elastic part, and the hand feeling and the reliability and the good stability of the key in use are improved.

Description

Button subassembly and bluetooth headset

Technical Field

The utility model belongs to the technical field of electricity, relates to a button assembly, and particularly relates to a Bluetooth headset with the button assembly.

Background

Along with the development of intelligent mobile device, the market of bluetooth headset is also booming development thereupon, and bluetooth headset is a hand-free earphone who uses bluetooth technique on the earphone, because the characteristics of bluetooth headset convenient to use and carry, more and more people begin to use bluetooth headset, and bluetooth headset's application range is also bigger and bigger.

The bluetooth headset generally comprises a shell with a built-in bluetooth headset assembly, a connecting column and a plug ear are arranged on the shell, a sound channel is arranged in the connecting column, wherein a key connected with the bluetooth headset assembly is further arranged on the shell, and functions of volume adjustment, starting/pausing playing or song cutting and the like are realized through the key.

However, the key is assembled in a hot melting mode, which is troublesome, takes a long time and is not easy to repair.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems in the prior art, and provides a key assembly which can effectively reduce time consumption, is easy to assemble and repair.

The purpose of the utility model can be realized by the following technical scheme: a key assembly, comprising:

the shell comprises an inner side wall, an outer side wall and a through hole penetrating through the inner side wall and the outer side wall, wherein a limiting part is arranged on the inner side wall;

one end of the key is provided with a pressing part which is matched with the through hole in a nested mode, and the other end of the key is provided with an elastic part which is abutted against the limiting part in a matched mode.

In the key assembly, the elastic part is arranged in an arc shape.

In the key assembly, the elastic portion has an arc shape protruding in a direction close to the inner side wall.

In foretell key-press component, press splenium, elastic component and spacing portion all to be the symmetry setting, and press the vertical plane of symmetry axis place of splenium, the symmetry axis place vertical plane of elastic component and the symmetry axis place vertical plane of spacing portion two liang of coincidences, wherein, the hole center of through-hole is located the vertical plane of place of three symmetry axis.

In foretell key assembly, this elastic part includes vertical elasticity strip and horizontal elasticity strip, and wherein, vertical elasticity strip links to each other with pressing the splenium, and horizontal elasticity strip supports with spacing portion and leans on the cooperation, and vertical elasticity strip is the arc setting.

In the key assembly, the side of the transverse elastic strip, which is abutted and matched with the limiting part, is a stepped surface.

In the above key assembly, the limiting portion includes two limiting blocks disposed oppositely, wherein each limiting block forms an abutting fit with the corresponding end of the transverse elastic strip.

In foretell key assembly, be provided with on pressing the splenium and form joint complex joint portion with the inside wall.

In foretell key-press component, joint portion is the symmetry setting, and the vertical plane in symmetry axis place of joint portion and the vertical plane in symmetry axis place of pressing the splenium, the vertical plane in symmetry axis place of elastic component, the vertical plane in symmetry axis place of spacing portion coincide each other.

The utility model also provides a Bluetooth headset which comprises the button component.

Compared with the prior art, the utility model has the beneficial effects that:

(1) according to the key assembly provided by the utility model, the keys and the shell are mechanically assembled without being fixed in a hot melting mode, so that the working hours are reduced, the assembly is easy, the repair is easy, in addition, the keys in a pressed state can reliably rebound under the action of the elastic part, and the hand feeling and the reliability of the use of the keys and the good stability are improved.

(2) The elastic part is arranged to be of an arc-shaped structure, so that the key has a better resilience effect, convenience is brought to a user to press the key easily, hand feeling of the user when the key is pressed is improved, and experience of the user is improved.

(3) Two liang of coincidences of vertical plane with three symmetry axis place, and the hole center of through-hole is located vertical plane for the user is when pressing the button, and the button does not take place the skew, thereby improves the feeling and the reliability that the button used, and then improves the reliability that bluetooth headset triggered.

(4) The clamping portion is arranged on the pressing portion, so that the stroke of the control key when rebounding is avoided, the pressing portion is prevented from extending out of the through hole, certain elastic force of the elastic portion under the unused state is guaranteed, convenience is brought to a user for pressing the key easily, and hand feeling of the key is improved.

Drawings

Fig. 1 is a schematic structural diagram of a key assembly according to the present invention.

Fig. 2 is a schematic structural diagram of another view angle of the key assembly according to the present invention.

Fig. 3 is a schematic structural diagram of a housing according to a preferred embodiment of the utility model.

In the figure, 100, the housing; 110. an inner sidewall; 120. an outer sidewall; 130. a through hole; 140. a limiting part; 141. a limiting block; 200. pressing a key; 210. a pressing part; 220. an elastic portion; 221. a vertical elastic strip; 222. a transverse elastic strip; 223. a step surface; 230. a clamping part; 231. and a clamping block.

Detailed Description

The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

As shown in fig. 1 to fig. 3, the present invention provides a key assembly, including:

the casing 100 comprises an inner side wall 110, an outer side wall 120 and a through hole 130 penetrating through the inner side wall 110 and the outer side wall 120, wherein a limiting part 140 is arranged on the inner side wall 110;

one end of the key 200 is provided with a pressing portion 210 nested and matched with the through hole 130, and the other end is provided with an elastic portion 220 abutted and matched with the limiting portion 140.

According to the key assembly provided by the utility model, the key 200 and the shell 100 are mechanically assembled without being fixed in a hot melting mode, so that the working hours are reduced, the assembly is easy, the repair is easy, in addition, the key 200 in a pressed state can reliably rebound under the action of the elastic part 220, and the use hand feeling and reliability and good stability of the key 200 are improved.

In this embodiment, the key assembly may be applied to a bluetooth headset, and may also be applied to other key 200 devices.

Preferably, the elastic portion 220 is formed in an arc shape.

Further preferably, the arc shape of the elastic part 220 is convex in a direction close to the inner sidewall 110.

In this embodiment, be the arc structure with the setting of elastic component 220 for button 200 has better resilience effect, and convenience of customers easily presses button 200, thereby improves the feeling of user when pressing button 200, and then improves the experience sense that the user used.

Preferably, the pressing portion 210, the elastic portion 220 and the limiting portion 140 are symmetrically arranged, and a vertical plane where a symmetry axis of the pressing portion 210 is located, a vertical plane where a symmetry axis of the elastic portion 220 is located and a vertical plane where a symmetry axis of the limiting portion 140 is located are overlapped in pairs, wherein a hole center of the through hole 130 is located on the vertical plane where the symmetry axes of the pressing portion 210, the elastic portion 220 and the limiting portion 140 are located.

In this embodiment, two liang of coincidences of the vertical plane with three symmetry axis place, and the hole center of through-hole 130 is located vertical plane for the user is when pressing button 200, and button 200 does not take place the skew, thereby improves the feel and the reliability that button 200 used, and then improves the reliability that bluetooth headset triggered.

Preferably, the elastic portion 220 is a T-shaped arrangement, and includes a vertical elastic strip 221 and a horizontal elastic strip 222, wherein the vertical elastic strip 221 is connected to the pressing portion 210, the horizontal elastic strip 222 abuts against the limiting portion 140, and the vertical elastic strip 221 is arranged in an arc shape.

Further preferably, the side of the transverse elastic strip 222, which is in abutting fit with the limiting part 140, is a stepped surface 223.

Further preferably, the thickness of the portion of the transverse elastic strip 222 that forms the abutting fit with the limiting portion 140 is greater than the thickness of the portion of the transverse elastic strip 222 that is connected to the vertical elastic strip 221.

In this embodiment, the transverse elastic strip 222 is disposed in a step shape, so as to further improve the resilience of the elastic portion 220, and facilitate the user to easily press the key 200.

Preferably, the limiting part 140 includes two oppositely disposed limiting blocks 141, wherein each limiting block 141 is in abutting engagement with a corresponding end of the transverse elastic strip 222.

Preferably, the side of the pressing portion 210 on the same side as the outer sidewall 120 is flush with the outer sidewall 120.

In this embodiment, the pressing portion 210 is flush with the outer sidewall 120, so as to improve the appearance of the bluetooth headset, and further prevent the key 200 from being triggered by mistake, thereby improving the reliability of the use of the key 200.

Preferably, the pressing portion 210 is provided with a clamping portion 230 on the same side as the inner side wall 110, wherein the clamping portion 230 forms a clamping fit with the inner side wall 110.

In this embodiment, by arranging the clamping portion 230 on the pressing portion 210, the stroke of the control key 200 during rebounding is prevented from extending out of the through hole 130 by the pressing portion 210, and it is ensured that the elastic portion 220 still has a certain elastic force in an unused state, so that a user can easily press the key 200, and the hand feeling of the use of the key 200 is improved.

Further preferably, the clamping portions 230 are symmetrically disposed, and a vertical plane of the symmetry axis of the clamping portion 230 coincides with a vertical plane of the symmetry axis of the pressing portion 210, a vertical plane of the symmetry axis of the elastic portion 220, and a vertical plane of the symmetry axis of the limiting portion 140.

Further preferably, the clamping portion 230 includes two clamping blocks 231 disposed oppositely, and the clamping blocks 231 and the pressing portion 210 are integrally disposed.

Further preferably, the clamping portion 230, the pressing portion 210 and the elastic portion 220 are integrally provided.

It should be noted that the descriptions related to "first", "second", "a", etc. in the present invention are only used for descriptive purposes and are not to be construed as indicating or implying relative importance or implicit indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise. The terms "connected," "fixed," and the like are to be construed broadly, e.g., "fixed" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

The specific embodiments described herein are merely illustrative of the spirit of the utility model. Various modifications or additions may be made to the described embodiments or alternatives may be employed by those skilled in the art without departing from the spirit or ambit of the utility model as defined in the appended claims.

Claims

1. A key assembly, comprising:

the shell (100) comprises an inner side wall (110), an outer side wall (120) and a through hole (130) penetrating through the inner side wall (110) and the outer side wall (120), wherein a limiting part (140) is arranged on the inner side wall (110);

one end of the key (200) is provided with a pressing part (210) which is nested and matched with the through hole (130), and the other end is provided with an elastic part (220) which is abutted and matched with the limiting part (140).

2. The key assembly of claim 1, wherein the resilient portion (220) is arcuate.

3. The key assembly of claim 2, wherein the arc shape of the elastic portion (220) is convex in a direction close to the inner sidewall (110).

4. The key assembly according to claim 1, wherein the pressing portion (210), the elastic portion (220) and the limiting portion (140) are symmetrically disposed, and a vertical plane of a symmetry axis of the pressing portion (210), a vertical plane of a symmetry axis of the elastic portion (220) and a vertical plane of a symmetry axis of the limiting portion (140) are overlapped in pairs, wherein a hole center of the through hole (130) is located on the vertical plane of the symmetry axes of the pressing portion, the elastic portion and the limiting portion.

5. The key assembly of claim 2, wherein the elastic portion (220) comprises a vertical elastic strip (221) and a horizontal elastic strip (222), wherein the vertical elastic strip (221) is connected to the pressing portion (210), the horizontal elastic strip (222) is abutted against the limiting portion (140), and the vertical elastic strip (221) is disposed in an arc shape.

6. A key assembly according to claim 5, wherein a side of the lateral elastic strip (222) which is in abutting engagement with the stopper portion (140) is a stepped surface (223).

7. The key assembly according to claim 5, wherein the stopper portion (140) comprises two oppositely disposed stoppers (141), wherein each stopper (141) is in abutting engagement with a corresponding end of the transverse elastic strip (222).

8. The key assembly of claim 4, wherein the pressing portion (210) is provided with a clamping portion (230) which forms a clamping fit with the inner side wall (110).

9. The key assembly of claim 8, wherein the clamping portions (230) are symmetrically arranged, and a vertical plane of the symmetrical axes of the clamping portions (230) is coincident with a vertical plane of the symmetrical axes of the pressing portions (210), a vertical plane of the symmetrical axes of the elastic portions (220), and a vertical plane of the symmetrical axes of the limiting portions (140).

10. A bluetooth headset, characterized in that it comprises a key assembly according to any of claims 1 to 9.