CN219105976U

CN219105976U - Key structure and electronic device

Info

Publication number: CN219105976U
Application number: CN202320134510.2U
Authority: CN
Inventors: 古珂
Original assignee: Nanchang Innotec Technology Co ltd
Current assignee: Nanchang Innotec Technology Co ltd
Priority date: 2023-01-12
Filing date: 2023-01-12
Publication date: 2023-05-30
Anticipated expiration: 2033-01-12

Abstract

The utility model provides a key structure and an electronic device, wherein the key structure comprises a key and a shell, a pressing hole is formed in the shell, the key comprises a pressing part and a limiting part, the pressing part is arranged in the pressing hole, the outer side edge of the pressing part is connected with a first limiting arm and a second limiting arm which are respectively arranged at two sides of the pressing hole, a first connecting part and a second connecting part are arranged on the shell, the first limiting arm is clamped on the first connecting part, and the second limiting arm is clamped on the second connecting part so as to limit the pressing part to be separated from the pressing hole. Through with first spacing arm joint in first connecting portion, with the spacing arm joint of second in second connecting portion, provide fixed fulcrum, with pressing the portion restriction in pressing the downthehole, avoid pressing the portion to take off from pressing Kong Nasong, replace the mode of hot melt plastic through the mode of joint, can effectually improve installation effectiveness, practice thrift manufacturing cost, only need make spacing arm of first spacing arm and second break away from first connecting portion and second connecting portion respectively can realize the secondary dismouting between button and the shell.

Description

Key structure and electronic device

Technical Field

The present disclosure relates to electronic devices, and particularly to a key structure and an electronic device.

Background

The key is a structure widely used in various products, and electronic devices such as sockets, emergency buttons and the like contacted in daily life are provided with keys as inputs or switches to operate the electronic devices, so that functions of the electronic devices are realized.

In general, an assembly structure formed between a key and a housing of an electronic device is fixed by hot melt plastic, so as to prevent the key from loosening or falling from the interior of the housing, and avoid poor or invalid contact of the key, thereby affecting the use of the electronic device.

But realize fixing between shell and the button through hot melt plastic, it has increased the complexity of installation, leads to assembly efficiency lower, has pulled up manufacturing cost, and fixes through hot melt plastic technology, will lead to unable dismouting again between shell and the button, when the button is bad, can not change alone.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide a key structure and an electronic device, and aims to solve the technical problems that in the prior art, the installation efficiency is low, the production cost is high and secondary disassembly and assembly are impossible due to the fact that a key and a shell are fixed through hot melt plastic.

In order to achieve the above object, the present utility model is achieved by the following technical scheme:

the utility model provides a button structure, includes button and shell, set up on the shell the button, set up on the shell and run through the press hole of shell, the button includes pressing part and spacing portion, the one side of spacing portion is connected pressing part, pressing part arranges in pressing the hole, the outside reason of pressing part is connected first spacing arm and the spacing arm of second, first spacing arm with the spacing arm of second is located respectively pressing the opposite both sides of hole, the shell orientation one side of spacing portion sets up first connecting portion and second connecting portion, first spacing arm joint in the first connecting portion, just the spacing arm joint of second in the second connecting portion, in order to restrict pressing part breaks away from pressing the hole.

Compared with the prior art, the utility model has the beneficial effects that: through will first spacing arm joint in the first connecting portion, will the spacing arm joint of second in the second connecting portion, for spacing portion with press the portion and provide fixed fulcrum, will press the portion to restrict in press downthehole, avoid press the portion follow press Kong Nasong take off, replace the mode of hot melt plastic through the mode of joint, can effectually improve installation effectiveness, and can certain saving manufacturing cost, when need dismantle, only need make first spacing arm with the spacing arm of second breaks away from respectively first connecting portion with second connecting portion can, realized the button with secondary dismouting between the shell.

Further, the first limiting arm comprises a first elastic part and a first extension part, one end of the first elastic part is connected with the limiting part, the other end of the first elastic part is connected with the first extension part, the first connecting part is a limiting block, the top of the limiting block is inwards concave to form a first clamping groove, the first extension part is arranged in the first clamping groove, and the first extension part is in interference fit with the first clamping groove.

Further, the bottom of the first extension portion is concaved inwards to form a second clamping groove, and the second clamping groove corresponds to the first clamping groove in position.

Still further, the one end that first extension portion kept away from first elastic part connects the butt portion, the butt portion is located the stopper is dorsad limit portion's one side, just the butt portion is parallel to the stopper.

Still further, the second spacing arm includes second elastic part and second extension, the one end of second elastic part is connected spacing portion, the other end of second elastic part is connected second extension, second connecting portion includes connecting block and blocking piece, the one end of connecting block is connected the shell, the other end of connecting block is connected blocking piece, blocking piece connecting block reaches the shell encloses and closes and form the joint chamber, second extension is arranged in the joint intracavity.

Still further, the second extension is an interference fit with the stop block.

Still further, the second connecting portion further includes a bearing block, the bearing block is used for sealing the bottom of joint chamber.

Further, the first limiting arm and the second limiting arm are symmetrically arranged along the center of the limiting portion.

Still further, the shell towards the one side indent of spacing portion forms the bracket, spacing portion is arranged in the bracket.

The embodiment of the utility model also provides an electronic device which comprises the key structure in the technical scheme.

Drawings

FIG. 1 is a schematic diagram of a key structure according to an embodiment of the present utility model;

FIG. 2 is a schematic view of the housing of FIG. 1 from a first perspective;

FIG. 3 is a schematic view of the housing of FIG. 1 from a second perspective;

FIG. 4 is a schematic diagram of the key of FIG. 1 in a first view;

FIG. 5 is a schematic diagram of the key of FIG. 1 in a second view;

description of main reference numerals:

key-press	10	Pressing part	110
				Limiting part	120	Contact portion	130
First spacing arm	140	A first elastic part	141
				First extension part	142	Second clamping groove	1421
Abutment portion	143	Second limiting arm	150
				A second elastic part	151	Second extension part	152
Outer casing	20	Pressing hole	210
				Bracket groove	220	First connecting part	230
First clamping groove	231	Second connecting part	240
				Connecting block	241	Blocking piece	242
Bearing block	243

The utility model will be further described in the following detailed description in conjunction with the above-described figures.

Detailed Description

In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 5, the key structure in the embodiment of the utility model includes a key 10 and a housing 20, wherein the key 10 is disposed on the housing 20, and function triggering of an electronic device having the housing 20 can be achieved by pressing the key 10, and in this embodiment, the housing 20 is a portable socket housing 20. It will be appreciated that, a triggering element is disposed in the housing 20, and the triggering element corresponds to the position of the key 10, and the key 10 may be brought into contact with the triggering element by pressing the key 10.

The shell 20 is provided with a pressing hole 210 penetrating through the shell 20, the key 10 comprises a pressing part 110 and a limiting part 120, one surface of the limiting part 120 is connected with the pressing part 110, the pressing part 110 is arranged in the pressing hole 210, and it can be understood that the key 10 further comprises a contact part 130, one surface of the limiting part 120, which is opposite to the pressing part 110, is connected with the contact part 130, the contact part 130 is used for contacting with a trigger element, and when the pressing part 110 is pressed in the pressing hole 210, the pressing part 110 drives the contact part 130 to move through the limiting part 120 so as to contact with the trigger element, so that the conductive function of the portable socket is realized. Preferably, the pressing portion 110, the limiting portion 120, and the contact portion 130 are located on the same central axis.

The shell 20 is concave towards one surface of the limiting portion 120 to form a bracket 220, it can be understood that the pressing hole 210 is communicated with the bracket 220, and the pressing hole 210 and the bracket 220 are located on the same central line, the limiting portion 120 is disposed in the bracket 220, preferably, the width of the bracket 220 is consistent with the width of the limiting portion 120, that is, when the limiting portion 120 is disposed in the bracket 220, two opposite sides of the limiting portion 120 abut against opposite side walls of the bracket 220, and further, the opposite side walls of the bracket 220 can limit the key 10 to a certain extent in the horizontal direction, further, the bottom wall of the bracket 220 abuts against the outer side wall of the limiting portion 120, so that the shape of the limiting portion 120 is better adapted to the bottom of the limiting portion 120, when the pressing portion 110 is disposed in the pressing hole 210, the bottom of the limiting portion 120 abuts against the bottom wall of the bracket 220, that the bottom wall of the bracket 220 can provide a certain degree of bearing capacity for the key 10, and the mounting efficiency can be improved, and the mounting function can be provided to the key 10.

The outer side edge of the pressing portion 110 is connected with a first limiting arm 140, a first connecting portion 230 is disposed on one surface of the housing 20 facing the limiting portion 120, the first limiting arm 140 is clamped in the first connecting portion 230 to limit the pressing portion 110 to be separated from the pressing hole 210, specifically, the first limiting arm 140 includes a first elastic portion 141 and a first extending portion 142, one end of the first elastic portion 141 is connected with the limiting portion 120, the other end of the first elastic portion 141 is connected with the first extending portion 142, the first connecting portion 230 is a limiting block, the top of the limiting block is concavely formed into a first clamping groove 231, the first extending portion 142 is disposed in the first clamping groove 231, and the first extending portion 142 is in interference fit with the first clamping groove 231, through interference fit between the first extending portion 142 and the first clamping groove 231, the first limiting arm 140 and the first connecting portion 230 are connected with each other to generate a certain interference fit, and the pressing portion 210 is prevented from being separated from the pressing portion 10, namely, when the pressing portion 10 is separated from the pressing portion 10.

Further, the bottom of the first extension portion 142 is concavely formed into a second clamping groove 1421, the second clamping groove 1421 corresponds to the position of the first clamping groove 231, that is, the first extension portion 142 is clamped in the first clamping groove 231 through the second clamping groove 1421, and the inner side wall of the second clamping groove 1421 abuts against one surface of the stopper facing the stopper toward the stopper portion 120, so that the horizontal displacement of the key 10 from the stopper portion 120 toward the stopper portion can be limited. Further, one end of the first extension portion 142 away from the first elastic portion 141 is connected with an abutting portion 143, the abutting portion 143 is located on one side of the stopper opposite to the limiting portion 120, and the abutting portion 143 is parallel to the stopper, when the key 10 is displaced from the stopper to the direction of the limiting portion 120, one surface of the abutting portion 143 facing the stopper abuts against one surface of the stopper opposite to the limiting portion 120, so as to achieve the purpose of limiting. By providing the abutting portion 143, the first clamping groove 231 and the second clamping groove 1421 to cooperate and limit, the purpose of limiting excessive displacement of the key 10 in the horizontal direction can be achieved.

The outer side edge of the pressing portion 110 is further connected with a second limiting arm 150, the first limiting arm 140 and the second limiting arm 150 are respectively located at two opposite sides of the pressing hole 210, a second connecting portion 240 is further disposed on a surface of the housing 20 facing the limiting portion 120, and the second limiting arm 150 is clamped in the second connecting portion 240 to limit the pressing portion 110 to be separated from the pressing hole 210, preferably, the first limiting arm 140 and the second limiting arm 150 are symmetrically disposed along a center of the limiting portion 120, and through a symmetrical structure, the first limiting arm 140 and the second limiting arm 150 can support the limiting portion 120 more uniformly, so that the key 10 is prevented from being separated from the housing 20 from a side facing away from the first limiting arm 140. By clamping the first limiting arm 140 in the first connecting portion 230, clamping the second limiting arm 150 in the second connecting portion 240, providing a fixed fulcrum for the limiting portion 120 and the pressing portion 110, limiting the pressing portion 110 in the pressing hole 210, avoiding the pressing portion 110 from loosening from the pressing hole 210, effectively improving the installation efficiency, saving the production cost to a certain extent, and only needing to separate the first limiting arm 140 and the second limiting arm 150 from the first connecting portion 230 and the second connecting portion 240 respectively when the first limiting arm 140 and the second limiting arm 150 need to be disassembled, thereby realizing the secondary disassembly and assembly between the key 10 and the housing 20.

The second limiting arm 150 includes a second elastic portion 151 and a second extension portion 152, one end of the second elastic portion 151 is connected with the limiting portion 120, the other end of the second elastic portion 151 is connected with the second extension portion 152, the second connecting portion 240 includes a connecting block 241 and a blocking piece 242, one end of the connecting block 241 is connected with the housing 20, the other end of the connecting block 241 is connected with the blocking piece 242, it is understood that the connecting block 241 is perpendicular to the housing 20, the blocking piece 242 is perpendicular to the connecting block 241, and the blocking piece 242 extends from the connecting block 241 to the limiting block direction, i.e., an L-shape is formed between the blocking piece 242 and the connecting block 241. The blocking block 242, the connecting block 241 and the housing 20 enclose a clamping cavity, and the second extension 152 is disposed in the clamping cavity.

Preferably, the distance between the stopper and the blocking block 242 is equal to the distance between one surface of the second extension 152 facing the connecting block 241 and one side wall of the second clamping groove 1421 facing the stopper, when the pressing block is placed in the pressing hole 210, one side wall of the second clamping groove 1421 facing the stopper abuts against the stopper, one surface of the second extension 152 facing the connecting block 241 abuts against the connecting block 241, and the situation that the key 10 moves in the horizontal direction to cause loosening is further avoided through the opposite limiting function.

Further, the second extending portion 152 is in interference fit with the blocking block 242, so that a certain amount of interference is generated between the second limiting portion 120 and the second connecting portion 240, when the pressing portion 110 is disposed in the pressing hole 210, a certain degree of external pushing force is also generated on the limiting portion 120, so that the key 10 is prevented from being separated from the pressing hole 210, that is, the key 10 is prevented from being separated from the housing 20, and the key 10 and the housing 20 can be more perfectly matched by matching with the interference fit between the first limiting arm 140 and the first connecting portion 230, so that the key 10 cannot be depressed in the product appearance.

The second connection portion 240 further includes a bearing block 243, where the bearing block 243 is located at the bottoms of the connection block 241 and the blocking block 242, and the bearing block 243 is used for closing the bottom of the clamping cavity. As can be appreciated, one end of the bearing block 243 is connected to the housing 20, the other end of the bearing block 243 is connected to the bottom of the blocking block 242, and the bearing block 243 is perpendicular to the blocking block 242, one end of the bearing block 243 opposite to the limiting block is connected to the bottom of the connecting block 241, by setting the bearing block 243, a certain vertical supporting force can be provided for the second extension 152, so that the situation that the second limiting arm 150 is separated from the clamping cavity along the vertical direction, and further the single-side loosening of the key 10 is caused. In some embodiments, the second connecting portion 240 is located at the bottom of the housing 20, that is, the bottom of the blocking block 242 and the bottom of the connecting block 241 are both connected to a bottom plate, and the bottom plate can be used to replace the bearing block 243, so as to save production costs to a certain extent.

The utility model also provides an electronic device which comprises the key structure in the embodiment.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing examples illustrate only a few embodiments of the utility model and are described in detail herein without thereby limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.

Claims

1. The utility model provides a button structure, includes button and shell, set up on the shell the button, its characterized in that, set up on the shell and run through the press hole of shell, the button includes pressing part and spacing portion, the one side of spacing portion is connected pressing part, pressing part is arranged in pressing the downthehole, the outside reason of pressing part is connected first spacing arm and the spacing arm of second, first spacing arm with the spacing arm of second is located respectively pressing the opposite both sides in hole, the shell orientation one side of spacing portion sets up first connecting portion and second connecting portion, first spacing arm joint in the first connecting portion, just the spacing arm joint of second in the second connecting portion, in order to restrict pressing part breaks away from pressing the hole.

2. The key structure according to claim 1, wherein the first limiting arm includes a first elastic portion and a first extension portion, one end of the first elastic portion is connected with the limiting portion, the other end of the first elastic portion is connected with the first extension portion, the first connecting portion is a limiting block, the top of the limiting block is concave inwards to form a first clamping groove, the first extension portion is disposed in the first clamping groove, and interference fit between the first extension portion and the first clamping groove is achieved.

3. The key structure of claim 2, wherein a bottom of the first extension portion is concave into a second clamping groove, and the second clamping groove corresponds to the first clamping groove.

4. The key structure according to claim 2, wherein an end of the first extension portion away from the first elastic portion is connected to an abutment portion, the abutment portion is located on a side of the stopper opposite to the limiting portion, and the abutment portion is parallel to the stopper.

5. The key structure according to claim 1, wherein the second limiting arm includes a second elastic portion and a second extension portion, one end of the second elastic portion is connected with the limiting portion, the other end of the second elastic portion is connected with the second extension portion, the second connecting portion includes a connecting block and a blocking block, one end of the connecting block is connected with the housing, the other end of the connecting block is connected with the blocking block, and the blocking block, the connecting block and the housing enclose to form a clamping cavity, and the second extension portion is disposed in the clamping cavity.

6. The key structure of claim 5, wherein the second extension is an interference fit with the stop block.

7. The key structure of claim 5, wherein the second connection portion further comprises a bearing block, the bearing block being configured to close a bottom of the clamping cavity.

8. The key structure according to claim 1, wherein the first limiting arm and the second limiting arm are symmetrically disposed along a center of the limiting portion.

9. The key structure of claim 1, wherein a side of the housing facing the limiting portion is recessed to form a bracket, and the limiting portion is disposed in the bracket.

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