CN219936898U - Key panel structure - Google Patents

Abstract

The utility model discloses a key panel structure, comprising: the surface cover is convexly provided with a contact piece corresponding to the middle part of the key cover, the contact piece is abutted against the surface of the key cover facing the surface cover, and the key cover can move up and down relative to the surface cover by taking the contact piece as a fulcrum; the two opposite sides of the face cover are respectively provided with a through groove, an elastic piece is arranged in each through groove, the first end of each elastic piece is connected with the inner wall of each through groove, the second end of each elastic piece can move downwards relative to the face cover, the second end of each elastic piece is provided with a first limiting part, and the key cover is provided with a second limiting part which is matched with the first limiting part for limiting; the opposite sides of the face cover are respectively and correspondingly provided with a touch switch, any side of the key cover can be pressed to trigger the corresponding touch switch when being pressed down, and the second end of the elastic piece synchronously moves downwards along with the key cover, so that the elastic piece and the key cover are kept relatively static. The structure of the utility model ensures the touch feeling of the keys and simultaneously can keep the gaps of the keys uniform.

Description

Key panel structure

Technical Field

The utility model relates to the technical field of panels, in particular to a key panel structure.

Background

In intelligent house field, intelligent touch switch panel is widely used, to the key switch panel that needs to trigger the on-off work of switch through pressing from top to bottom. The existing intelligent key panels in the market at present basically adopt a key mode that a rotating shaft or a pivot is arranged in the middle, wherein the intelligent key panels are in direct contact with keys and are in direct contact with an electric switch through a key cover, but the problem of key clamping is easy to occur due to welding errors and structural errors, and the keys are easy to swing, so that gaps are uneven; some can make auxiliary cantilever beam structure on the face cover, but only support auxiliary action, although can improve the key problem, clearance homogeneity still can not guarantee.

Disclosure of Invention

The aim of the embodiment of the utility model is that: the key panel structure can solve the problems in the prior art, and can ensure the touch feeling of the keys and keep the gaps of the keys uniform.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

in one aspect, a key panel structure is provided, including: the surface cover is convexly provided with an abutting piece corresponding to the middle part of the key cover, the abutting piece abuts against the surface of the key cover, which faces to the surface cover, and the key cover can move up and down relative to the surface cover by taking the abutting piece as a fulcrum; the two opposite sides of the face cover are respectively provided with a through groove, an elastic piece is arranged in each through groove, a first end of each elastic piece is connected with the inner wall of each through groove, a second end of each elastic piece can move downwards relative to the face cover, a first limiting part is arranged at the second end of each elastic piece, and a second limiting part matched with the first limiting part for limiting is arranged on each key cover; the opposite sides of the face cover are respectively and correspondingly provided with a touch switch, any side of the key cover can be pressed to trigger the corresponding touch switch when being pressed down, and the second end of the elastic piece synchronously follows the key cover to move downwards, so that the elastic piece and the key cover are kept in a relatively static state.

Optionally, the first limiting portion and the second limiting portion are in interference fit.

Optionally, the first limiting part is a protruding point protruding from the second end of the elastic element, and the second limiting part is a groove recessed on the key cover; or, the first limiting part is a groove recessed at the second end of the elastic piece, and the second limiting part is a convex point protruding on the key cover.

Optionally, the touch switch is provided with a plurality of, and each touch switch is in the even interval arrangement of face lid, the both sides of touch switch all are provided with the logical groove.

Optionally, the portable electronic device further comprises a key board and a rear cover, wherein the key board is buckled on one side of the face cover, which is away from the key cover, and the rear cover is buckled on one side of the key board, which is away from the face cover.

Optionally, the key cover is further provided with a rotating part which is inserted and assembled with the abutting piece, and the rotating part is provided with a rotating groove which is matched with the abutting piece to rotate.

Optionally, the cross section of the abutting piece and the groove wall of the rotating groove are arc-shaped.

Optionally, barbs are respectively arranged on two opposite sides of the key cover, and each barb is respectively matched with the face cover in a back-off manner in a manner of moving up and down relative to the face cover.

Optionally, the light guide column is arranged between the face cover and the key cover, and the light guide column can transmit light; and a light hole corresponding to the light guide column is also formed in the key cover.

Optionally, the key cover is disposed parallel to the face cover.

The beneficial effects of the utility model are as follows: the key cover is arranged in a mode that the key cover can be pressed downwards around the abutting piece, one side of the key cover is pressed downwards until the touch switch is triggered, and in the pressing process, the first limiting part on the elastic piece and the second limiting part on the key cover are always kept in abutting limiting, which is equivalent to limiting the installation position of the key cover through the matching of the two limiting parts, when a plurality of key covers are needed, the even gaps between the key covers can be ensured, and the condition of mutual influence can not occur; in addition, because the interference fit is between first spacing portion and the second spacing portion, consequently when the button lid pushes down, the elastic component is synchronous to follow the button lid and moves down, is relative static state between elastic component and the button lid, has guaranteed that the button lid can not appear the problem of card key, also can not appear the wobbling condition in the button in-process.

Drawings

The utility model is described in further detail below with reference to the drawings and examples.

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

FIG. 2 is an exploded view of a key panel according to an embodiment of the present utility model;

FIG. 3 is a schematic view of a structure of a cover according to an embodiment of the present utility model;

fig. 4 is a schematic structural diagram of a key cover according to an embodiment of the present utility model;

FIG. 5 is a front view of a key panel structure according to an embodiment of the present utility model;

FIG. 6 is a schematic cross-sectional view at A-A of FIG. 5 according to an embodiment of the present utility model.

In the figure: 1. a face cover; 2. a key cover; 3. a key sheet; 4. a rear cover; 5. a light hole; 6. an elastic member; 7. a first limit part; 8. an abutment; 9. a second limit part; 10. a rotating part; 11. a rotating groove; 12. a barb.

Detailed Description

In order to make the technical problems solved by the present utility model, the technical solutions adopted and the technical effects achieved more clear, the technical solutions of the embodiments of the present utility model are described in further detail below, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

As shown in fig. 1 to 6, the present embodiment provides a key panel structure, including: the key cover comprises a surface cover 1 and a key cover 2, wherein an abutting piece 8 corresponding to the middle part of the key cover 2 is convexly arranged on the surface cover 1, the abutting piece 8 abuts against the surface of the key cover 2 facing the surface cover 1, and the key cover 2 can move up and down relative to the surface cover 1 by taking the abutting piece 8 as a fulcrum; the two opposite sides of the face cover 1 are provided with through grooves, an elastic piece 6 is arranged in each through groove, a first end of each elastic piece 6 is connected with the inner wall of each through groove, a second end of each elastic piece can move downwards relative to the face cover 1, a first limiting part 7 is arranged at the second end of each elastic piece 6, and a second limiting part 9 which is matched with the first limiting part 7 for limiting is arranged on the key cover 2; the opposite sides of the face cover 1 are respectively and correspondingly provided with a touch switch, any side of the key cover 2 can be pressed to trigger the corresponding touch switch when being pressed down, and the second end of the elastic piece 6 synchronously follows the key cover 2 to move downwards, so that the elastic piece 6 and the key cover 2 are kept in a relatively static state.

Based on the above-mentioned scheme, rotate through the butt spare 8 between button lid 2 and the face lid 1 and connect, butt spare 8 sets up the middle part position at face lid 1, specifically extend to the other end of face lid 1 from the one end of face lid 1, and the direction that the relative both sides of button lid 2 are located of the extending direction horizontal perpendicular to of butt spare 8, for the understanding of being convenient for, define the relative both sides of button lid 2 as upside and downside, correspond the touch switch of face lid 1 upside and downside respectively, when the touch switch of upside needs to trigger, the upside of button lid 2 is pushed down, upside flexible butt spare 8 moves down until touching trigger switch, in-process at the push down, the first spacing portion 7 of elastic component 6 second end pair and the second spacing portion 9 of button lid 2 remain the butt all the time, when the upside of button lid 2 moves down, second spacing portion 9 is in top first spacing portion 7 makes the second end of elastic component 6 move down, through the cooperation of first spacing portion 7 and second spacing portion 9, make the button lid 6 and the button lid 2 keep the relative position of the cooperation between the button lid 2 can not take place when the button lid 2 is kept down, can not change the relative position of the button lid 2 when the setting up 2 is guaranteed to the time, can not take place in addition, the gap 2 can not change the situation when the button lid 2 is realized, and the position is not to be kept down in the relative position of the button lid 2 is guaranteed to the button lid 2, can be in the face 2 is in the face 2.

In order to ensure that the key cover 2 and the elastic piece 6 always keep a relatively static state, the first limiting part 7 and the second limiting part 9 are in interference fit, so that the second limiting part 9 can always keep a butt joint state with the first limiting part 7, the motion state is kept relatively consistent, and the occurrence of blocking keys or the deviation of the action process is prevented.

Optionally, the first limiting part 7 is a protruding point protruding from the second end of the elastic member 6, and the second limiting part 9 is a groove recessed on the key cover 2; the salient points can be inserted into the grooves to be clamped, so that the salient points and the grooves can be kept in a relatively consistent action state, the salient points and the grooves can be matched to be positioned and limited more effectively, the depth of insertion can be limited through the depth of the grooves and the salient point matching, the horizontal position between the key covers 2 can be adjusted, the key covers 2 and the face covers 1 can be kept horizontally consistent, and the overall attractiveness of the key panel is improved.

Unlike the above-mentioned scheme, the structures of the first limiting portion 7 and the second limiting portion 9 are opposite, specifically, the first limiting portion 7 is a groove recessed in the second end of the elastic member 6, and the second limiting portion 9 is a bump protruding on the key cover 2. The specific structures of the first and second limiting portions 7 and 9 may be adjusted according to different plate thickness designs of the key cover 2 and the face cover 1, and are not limited to the above two specific structures.

In order to improve the application range of the key panel, the number of the touch switches can be adjusted according to actual demands, in the scheme, the number of the touch switches is six, the upper sides of the touch switches are three, the lower sides of the touch switches are three, the touch switches on the same side are uniformly distributed at intervals on the face cover 1, and the through grooves are formed in two sides of the touch switches. In order to ensure that the butt joint between the key cover 2 and the face cover 1 is stable, through grooves are required to be formed in the left side and the right side of each touch switch, elastic pieces 6 and first limiting parts 7 are required to be arranged in the corresponding through grooves, the second limiting parts 9 with the same number are required to be arranged in the corresponding positions of the key cover 2, so that the butt joint of the left side and the right side of the key cover 2 is balanced, and the stability can be kept when the key cover is pressed downwards.

Optionally, the keyboard comprises a key board 3 and a rear cover 4, wherein the key board 3 is buckled on one side of the surface cover 1 away from the key cover 2, and the rear cover 4 is buckled on one side of the key board 3 away from the surface cover 1. The touch switch is arranged on the key board 3, and a switch hole site is formed in the position, corresponding to the touch switch, of the surface cover 1, so that the touch switch can be completely exposed, and the touch switch is convenient to trigger when the key cover 2 is pressed down; the key board 3 and the face cover 1 can be fixed through the jogging, and then the back cover 4 and the face cover 1 can be clamped through the mode of the buckle, so that the assembly and the disassembly are more convenient.

Specifically, four buckling positions are formed in the face cover 1, the four buckling positions are respectively arranged on the left side, the right side, the upper side and the lower side of the face cover 1, and correspondingly, the same number of elastic buckles are arranged at positions of the rear cover 4 corresponding to the buckling positions.

As a specific solution of this embodiment, the key cover 2 is further provided with a rotating portion 10 that is assembled with the abutting piece 8 in an inserting manner, the rotating portion 10 is provided with a rotating groove 11 that is matched with the abutting piece 8 to rotate, the rotating groove 11 is provided with an opening, the abutting piece 8 can be clamped into the rotating groove 11 through the opening, it can be understood that the rotating portion 10 has a certain elasticity, after the abutting piece 8 is clamped into the rotating groove 11, the two ends of the opening retract to reset and lock the abutting piece 8 to prevent the abutting piece from being separated, and the matching structure is designed to achieve rapid positioning and installation of the face cover 1 and the key cover 2, and ensure the relative stability between the cover 1 and the key cover 2 after the installation.

Preferably, the cross section of the abutting piece 8 and the groove wall of the rotating groove 11 are arc-shaped, the arc-shaped structure is beneficial to processing, and the arc-shaped matching structure can be smoother in the rotating process, so that the problem that the button cover 2 is blocked in the action process is avoided.

In order to improve the stability of the up-and-down movement of the key cover 2, guide blocks are correspondingly arranged on two opposite sides of the key cover 2 respectively, the key cover 2 is guided by matching the guide pieces with the face cover 1, so that the position deviation of the key cover 2 during movement is avoided, and meanwhile, corresponding guide rails and the guide blocks can be configured on the face cover 1 for further matching and guiding.

Aiming at the problem that the key cover 2 possibly presses down on the upper side and tilts on the lower side in the moving process in the scheme, barbs 12 are respectively arranged on the opposite sides of the key cover 2, and each barb 12 can be matched with the face cover 1 in an inverted manner in a manner of moving up and down relative to the face cover 1. By providing the barb 12, when the upper side of the key cover 2 is pressed down, even if the lower side has a tendency to tilt up, the lower side is prevented from tilting up under the abutting fit of the barb 12 and the face cover 1.

Optionally, the light guide column is arranged between the face cover 1 and the key cover 2, and the light guide column can transmit light; and a light hole 5 corresponding to the light guide column is also formed in the key cover 2. Like this, the leaded light post can cooperate with outside luminous component, and the light that luminous component sent is guided to the leaded light post, and light is later through light trap 5 transmission, so, can normally use this button panel structure under the environment of dark relatively.

Optionally, the key cover 2 is disposed parallel to the face cover 1, so as to avoid tilting of one side of the key cover 2, and ensure flatness of the key cover 2.

In addition, can set up the stopper on face lid 1, cooperate the butt with button lid 2 through the stopper in order to restrict the push-down stroke of button lid 2, avoid excessively pressing and cause button lid 2 damage.

In the description herein, it should be understood that the terms "upper," "lower," "left," "right," and the like are merely for convenience of description and to simplify the operation, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for providing a special meaning.

In the description herein, reference to the term "one embodiment," "an example," 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in the foregoing embodiments, and that the embodiments described in the foregoing embodiments may be combined appropriately to form other embodiments that will be understood by those skilled in the art.

The technical principle of the present utility model is described above in connection with the specific embodiments. The description is made for the purpose of illustrating the general principles of the utility model and should not be taken in any way as limiting the scope of the utility model. Other embodiments of the utility model will be apparent to those skilled in the art from consideration of this specification without undue burden.

Claims (9)

1. A key panel structure, comprising: the device comprises a surface cover (1) and a key cover (2), wherein an abutting piece (8) corresponding to the middle part of the key cover (2) is convexly arranged on the surface cover (1), the abutting piece (8) abuts against the surface of the key cover (2) facing the surface cover (1), and the key cover (2) can move up and down relative to the surface cover (1) by taking the abutting piece (8) as a fulcrum; the novel multifunctional portable electronic device is characterized in that through grooves are formed in two opposite sides of the face cover (1), an elastic piece (6) is arranged in each through groove, a first end of each elastic piece (6) is connected with the inner wall of each through groove, a second end of each elastic piece can move downwards relative to the face cover (1), a first limiting part (7) is arranged at a second end of each elastic piece (6), a second limiting part (9) which is matched with the first limiting part (7) to limit is arranged on the key cover (2), and interference fit is achieved between the first limiting parts (7) and the second limiting parts (9); the surface cover is characterized in that touch switches are correspondingly arranged on two opposite sides of the surface cover (1) respectively, any side of the key cover (2) can be pressed to trigger the corresponding touch switch when being pressed down, and the second end of the elastic piece (6) synchronously follows the key cover (2) to move downwards so as to ensure that the elastic piece (6) and the key cover (2) keep a relatively static state.

2. The key panel structure according to claim 1, wherein the first limiting portion (7) is a protruding point protruding from the second end of the elastic member (6), and the second limiting portion (9) is a groove recessed on the key cover (2); or, the first limiting part (7) is a groove recessed in the second end of the elastic piece (6), and the second limiting part (9) is a convex point protruding on the key cover (2).

3. The key panel structure according to claim 1, wherein a plurality of the touch switches are provided, the touch switches are uniformly arranged on the face cover (1) at intervals, and the through grooves are formed in two sides of the touch switches.

4. The key panel structure according to claim 1, further comprising a key board (3) and a rear cover (4), wherein the key board (3) is buckled on a side of the face cover (1) away from the key cover (2), and the rear cover (4) is buckled on a side of the key board (3) away from the face cover (1).

5. The key panel structure according to claim 1, wherein the key cover (2) is further provided with a rotating portion (10) that is inserted and assembled with the abutting piece (8), and the rotating portion (10) is provided with a rotating groove (11) that is matched with the abutting piece (8) to rotate.

6. The key panel structure according to claim 5, wherein the cross section of the abutment member (8) and the groove wall of the rotation groove (11) are both arc-shaped.

7. The key panel structure according to claim 1, wherein opposite sides of the key cover (2) are respectively provided with barbs (12), and each barb (12) is respectively in inverse-buckling fit with the face cover (1) in a manner of being capable of moving up and down relative to the face cover (1).

8. The key panel structure according to claim 1, further comprising a light guiding pillar arranged between the face cover (1) and the key cover (2), the light guiding pillar being light transmissive; and a light hole (5) corresponding to the light guide column is also formed in the key cover (2).

9. The key panel structure according to claim 1, wherein the key cover (2) is arranged in parallel with the face cover (1).