CN211182040U

CN211182040U - Control assembly for electronic equipment and electronic equipment with same

Info

Publication number: CN211182040U
Application number: CN201921465693.6U
Authority: CN
Inventors: 蹇国平; 袁军浩; 卢文亮
Original assignee: Anhui Huami Information Technology Co Ltd
Current assignee: Anhui Huami Information Technology Co Ltd
Priority date: 2019-09-04
Filing date: 2019-09-04
Publication date: 2020-08-04
Anticipated expiration: 2029-09-04

Abstract

The utility model discloses an electronic equipment that is used for electronic equipment's control assembly and has it, control assembly include main circuit board, button and elastic component, the button passes through the elastic component with main circuit board elasticity electricity is connected. According to control assembly, simple structure and occupation space are little, need not to set up the keysets between button and main circuit board, the signal of telecommunication conduction decay between button and the main circuit board reduces reliable operation.

Description

Control assembly for electronic equipment and electronic equipment with same

Technical Field

The utility model relates to an electronic equipment field particularly, relates to a control assembly for electronic equipment and electronic equipment who has it.

Background

In the related art, a button is provided on an electronic device such as a watch or a mobile phone, and a person can issue an instruction to a main circuit board of the electronic device by pressing the button, so as to control the electronic device. In the existing scheme, a circuit board senses the pressure of a key through connecting a voltage-sensitive resistor to realize signal sensing, the key of the scheme has various parts, a circuit board connector, a metal support, an elastic sheet, a spring, a knob, an inner fixing piece, an outer fixing piece, a screw and other parts need to be arranged, the assembly process of the key is complex, and the occupied space is large. Therefore, a switching circuit board (such as an FPC or an auxiliary PCB) needs to be arranged between the key and the main circuit board, the electric signal conduction path is long, the impedance is large, the attenuation is easy, and the working reliability is poor.

SUMMERY OF THE UTILITY MODEL

The present invention aims at solving at least one of the technical problems in the related art to a certain extent. To this end, a first aspect of the present invention provides a control assembly with simple structure and reliable operation.

A second aspect of the present invention provides an electronic device having the above control assembly.

According to the utility model discloses first aspect the control assembly, including main circuit board, button and elastic component, the button passes through the elastic component with main circuit board elastic electricity is connected.

According to the utility model discloses the first aspect the control assembly, simple structure and occupation space are little, need not to set up the keysets between button and main circuit board, the signal of telecommunication conduction decay between button and the main circuit board reduces reliable operation.

Further, the control assembly still includes the casing, main circuit board with the elastic component sets up in the casing, the button has presses the splenium and wears to establish the portion, wear to establish the portion with press the splenium to be connected, press the splenium to be located outside the casing, wear to establish the portion be suitable for wear to establish behind the casing with the elastic component is connected.

Further, the shell is provided with a penetrating hole suitable for penetrating the penetrating part, a sealing element is sleeved on the penetrating part, and the sealing element is suitable for being sealed between the penetrating hole and the penetrating part.

Further, the through hole includes a large diameter hole and a small diameter hole, the large diameter hole communicates with the small diameter hole, a first step surface is formed at a joint of the large diameter hole and the small diameter hole, and the through portion has: big footpath section and path section, big footpath section with path section is connected, big footpath section with the junction of path section forms the second step face, the sealing member includes: the first sealing element is suitable for being clamped between the large-diameter section and the inner wall of the through hole, and the second sealing element is suitable for being clamped between the first step surface and the second step surface.

Optionally, the elastic body and the main circuit board are fixed through a screw.

Optionally, the elastic body comprises a spring striker, and a contact of the spring striker is in contact with the key.

Further, the part of the penetrating part penetrating into the shell is sleeved with a clamp spring, and the clamp spring is used for limiting the axial movement of the penetrating part along the penetrating hole.

Optionally, the pressing end of the pressing part has a pressing groove.

Optionally, the pressing end of the pressing part smoothly transitions with the outer surface profile of the shell.

According to the second aspect of the present invention, there is provided the control assembly according to the first aspect of the present invention.

According to the utility model discloses second aspect electronic equipment, electronic equipment's simple structure, and operational reliability is strong.

Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic structural diagram of a control assembly according to an embodiment of the present invention;

fig. 2 is a schematic view of a connection structure between a key and a main circuit board according to a first embodiment of the present invention;

fig. 3 is a schematic view of a connection structure between a key and a main circuit board according to a second embodiment of the present invention;

fig. 4 is a schematic view of a connection structure between a key and a main circuit board according to a third embodiment of the present invention;

fig. 5 is a schematic view of a connection structure between a key and a main circuit board according to a fourth embodiment of the present invention;

fig. 6 is a schematic view of a connection structure between a key and a housing according to a fifth embodiment of the present invention.

Reference numerals:

the control assembly 100, the main circuit board 1, the key 2, the pressing portion 21, the pressing groove 211, the penetrating portion 22, the large-diameter section 221, the small-diameter section 222, the second step surface 223, the elastic member 3, the screw 31, the contact 32, the housing 4, the penetrating hole 41, the large-diameter hole 411, the small-diameter hole 412, the first step surface 413, the sealing member 5, the first sealing member 51, the second sealing member 52, the snap spring 6, the battery support 7, the lining member 8 and the gasket 9.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it is to be understood that the terms "inner", "outer", "axial", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

The invention is described below with reference to specific embodiments in conjunction with the accompanying drawings.

A control assembly 100 according to an embodiment of the present invention will first be described with reference to fig. 1-6.

As shown in fig. 1-6, a control assembly 100 according to an embodiment of the present invention may include a main circuit board 1, a key 2 and an elastic member 3, where the key 2 is elastically connected to the main circuit board 1 through the elastic member 3, and the key 2 is electrically connected to the main circuit board 1 through the elastic member 3. When a person presses the key 2, the key 2 moves towards the main circuit board 1, and the elastic part 3 is in a compressed state and stores elastic potential energy. After the pressure applied to the key 2 is released by a person, the elastic piece 3 releases elastic potential energy to enable the key 2 to return to the original position.

It can be understood that the elastic element 3 and the key 2 are both conductors, so that when a person touches the key 2 with a finger, an electric signal on the finger is conducted to the main circuit board 1 through the key 2 and the elastic element 3, thereby realizing the conduction of the electric signal of the main circuit board 1 and realizing the operation control function of the main circuit board 1.

According to the utility model discloses control assembly 100, button 2's simple structure need not to set up a plurality of parts such as piezo-resistor spare, has reduced occupation space, and main circuit board 1 is direct to be connected with button 2 electricity through elastic component 3, and electric signal transmission path is short, difficult decay, and the operational reliability is high.

In some embodiments, as shown in fig. 1-3, the elastic member 3 may be a wire spring or the like having an elastically deformable structure. In other embodiments, as shown in fig. 4-5, the elastic element 3 may also be a pogopin element commonly used in the semiconductor field.

In some specific embodiments, as shown in fig. 4, the elastic member 3 may be fixed to the main circuit board (e.g., PCB, for example only) 1 by soldering. In other specific embodiments, as shown in fig. 5, a screw 31 may penetrate the elastic member 3 and the main circuit board 1 to screw the elastic member 3 and the main circuit board 1.

In some optional embodiments of the present invention, as shown in fig. 1, fig. 2 and fig. 6, the control assembly 100 further includes a housing 4, and the main circuit board 1 and the elastic member 3 are disposed in the housing 4, so that the housing 4 protects the main circuit board 1 and the elastic member 3. The key 2 has a pressing portion 21 and a penetrating portion 22, the penetrating portion 22 is connected to the pressing portion 21, the pressing portion 21 is located outside the housing 4, and the penetrating portion 22 is adapted to penetrate the housing 4 and then connected to the elastic member 3. The personnel realize the pressing to button 2 through pressing the splenium 21 of pressing outside the casing 4, wearing portion 22 along the axial displacement of wearing hole 41 to realize the conduction to main circuit board 1 signal of telecommunication, realize the operation control function to main circuit board 1.

Specifically, as shown in fig. 1 to 6, the housing 4 has a through hole 41 adapted to be inserted into the through portion 22, the through portion 22 is sleeved with a sealing member 5, and the sealing member 5 is adapted to be sealed between the through hole 41 and the through portion 22. More specifically, the sealing member 5 may be a silicone member. Therefore, the sealing element 5 can prevent liquid or dust outside the shell 4 from entering the shell 4 through the through hole 41, and ensure that the main circuit board 1 and other components in the shell 4 work normally.

Specifically, as shown in fig. 6, the penetration hole 41 includes a large-diameter hole 411 and a small-diameter hole 412, the large-diameter hole 411 communicates with the small-diameter hole 412, a first step face 413 is formed at a junction of the large-diameter hole 411 and the small-diameter hole 412, and the penetration portion 22 has: major diameter section 221 and path section 222, major diameter section 221 is connected with path section 222, and the junction of major diameter section 221 and path section 222 forms second step face 223, and seal 5 includes: a first seal member 51 and a second seal member 52, the first seal member 51 being adapted to be interposed between the large diameter section 221 and the inner wall of the through hole 41, the second seal member 52 being adapted to be interposed between the first step surface 413 and the second step surface 223. Therefore, the first sealing element 51 can prevent liquid or dust outside the housing 4 from entering the housing 4 through the through hole 41, and ensure that the main circuit board 1 and other components in the housing 4 work normally. The second sealing member 52 can limit the through-hole 22 so as to firmly mount the key 2 and the housing 4. It will be appreciated that the seal is an interference fit with the housing 4 and case 2 in order to create a good sealing environment.

Specifically, as shown in fig. 5, the elastic body and the main circuit board 1 are fixed by a screw 31, the screw 31 such as a bolt can sequentially penetrate through the elastic body and the main circuit board 1 to realize the connection between the elastic body and the main circuit board 1, and the bolt is a conductor to realize the electrical connection between the elastic body and the main circuit board.

In some specific embodiments, the resilient body may comprise a spring. In other specific embodiments, the elastic body comprises a spring striker, a contact 32 at one end of the spring striker can be welded and fixed with the main circuit board 1, and a contact 32 at the other end of the spring striker is contacted with the key 2. Therefore, the elastic connection between the key 2 and the main circuit board 1 can be realized, and the electrical connection between the key 2 and the main circuit board 1 can be realized.

Specifically, with reference to fig. 1, fig. 2 and fig. 6, the portion of the penetrating portion 22 penetrating into the housing 4 is provided with a groove, the groove is internally sleeved with a snap spring 6, and the snap spring 6 is used for limiting the axial movement of the penetrating portion 22 along the penetrating hole 41, so that the key 2 can be reliably mounted on the housing 4. More specifically, as shown in fig. 1, the part of the penetrating portion 22 penetrating into the casing 4 is further sleeved with a gasket 9, the gasket 9 is clamped between the clamp spring 6 and the inner wall of the casing 4 to prevent the clamp spring 6 from crushing the casing 4, and the key stroke of the key 2 can be adjusted through the thickness of the gasket 9. In some specific embodiments, the circlip 6 and the gasket 9 may be fixed on the inner wall of the housing 4 by gluing or the like.

In some embodiments, as shown in fig. 2, the pressing end of the pressing part 21 has a pressing groove 211, and the pressing groove 211 may be recessed toward the housing 4, so that when a person presses a case with a finger, the pressing groove 211 may be matched with the curved surface of the finger, the contact area between the person's finger and the case is large, and the contact conductivity is better.

In other embodiments, as shown in fig. 3, the pressing end of the pressing portion 21 smoothly transitions with the outer surface profile of the housing 4, i.e. the pressing end of the pressing portion 21 can change along with the outer shape of the housing 4, so that the outer shape of the electronic device is beautiful.

Specifically, as shown in fig. 1, a battery holder 7 is disposed in the housing 4 for mounting a battery, which can provide power for the operation of the electronic device components (e.g., the control assembly 100). A lining member 8 is further provided in the housing 4 to enhance the strength of the housing 4 and ensure the protection of the housing 4 to the internal components. More specifically, the housing 4 may be a ceramic member, so that the housing 4 has a strong strength and the protection effect of the housing 4 on the internal components is ensured.

The electronic device of the embodiment of the present invention is described below.

The electronic device of the embodiment of the present invention is provided with the control assembly 100 according to any of the above embodiments of the present invention.

According to the utility model discloses electronic equipment, through setting up control assembly 100, electronic equipment's simple structure, and the operational reliability is strong.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. A control assembly for an electronic device, comprising: the key is elastically and electrically connected with the main circuit board through the elastic piece.

2. The control assembly for an electronic device of claim 1, further comprising: the casing, main circuit board with the elastic component sets up in the casing, the button has presses the splenium and wears to establish the portion, wear to establish the portion with press the splenium to connect, press the splenium to be located outside the casing, it is suitable for to wear to establish the portion wear to establish behind the casing with the elastic component is connected.

3. The control assembly for an electronic device according to claim 2, wherein the housing has a through hole adapted to pass through the through portion, the through portion being sleeved with a sealing member adapted to be sealed between the through hole and the through portion.

4. The control assembly for an electronic device according to claim 3, wherein the through hole includes a large diameter hole and a small diameter hole, the large diameter hole communicates with the small diameter hole, a junction of the large diameter hole and the small diameter hole forms a first step surface, and the through portion has: big footpath section and path section, big footpath section with path section is connected, big footpath section with the junction of path section forms the second step face, the sealing member includes: the first sealing element is suitable for being clamped between the large-diameter section and the inner wall of the through hole, and the second sealing element is suitable for being clamped between the first step surface and the second step surface.

5. The control assembly for an electronic device according to claim 1, wherein said elastic member is fixed to said main circuit board by a screw member.

6. The control assembly for an electronic device of claim 1, wherein the resilient member comprises a spring plunger, a contact of the spring plunger contacting the key.

7. The control assembly for the electronic device according to claim 3, wherein a snap spring is sleeved on a portion of the penetrating portion penetrating into the housing, and the snap spring is used for limiting axial movement of the penetrating portion along the penetrating hole.

8. The control assembly for an electronic device according to claim 2, wherein the pressing end of the pressing portion has a pressing groove.

9. The control assembly for an electronic device according to claim 2, wherein the pressing end of the pressing portion smoothly transitions with an outer surface contour of the housing.

10. An electronic device, characterized in that it comprises a control assembly for an electronic device according to any one of claims 1-9.