CN220491775U

CN220491775U - Key switch

Info

Publication number: CN220491775U
Application number: CN202321452304.2U
Authority: CN
Inventors: 夏建国
Original assignee: Diou Home Group Co ltd
Current assignee: Diou Home Group Co ltd
Priority date: 2023-06-08
Filing date: 2023-06-08
Publication date: 2024-02-13
Anticipated expiration: 2033-06-08

Abstract

A key switch, which relates to the field of switches, and comprises: the base, the key assembly and the reset assembly are movably connected with the base; one end of the reset component is movably connected with the base, and the other end of the reset component is contacted with the key component so as to drive the key component to reset after the key component is pressed. The rebound effect of the key can be further improved, so that the key pressing quality is greatly improved, and the problems of loosening and blocking of the key are effectively avoided.

Description

Key switch

Technical Field

The utility model relates to the field of switches, in particular to a key switch.

Background

The existing key switch generally resets the key through the resilience force of the key valve core, the pressing hand feeling and the rebound position of the key are greatly affected by the key valve core, so that the key is easy to loose, the positioning is accurate and the like, and the use experience of a user is affected.

In view of this, the present application is specifically proposed.

Disclosure of Invention

The utility model aims to provide a key switch which can further improve the rebound effect of a key, so that the key pressing quality is greatly improved, and the problems of loosening and blocking of the key are effectively avoided.

Embodiments of the present utility model are implemented as follows:

a key switch, comprising: the base, the key assembly and the reset assembly are movably connected with the base; one end of the reset component is movably connected with the base, and the other end of the reset component is contacted with the key component so as to drive the key component to reset after the key component is pressed.

Further, along the pressing direction of the key assembly, the reset assembly is movably connected with the base.

Further, reset assembly includes reset shaft, reset spring and spacing portion, and the first through-hole with reset shaft clearance fit is seted up to the base, and the one end that the key assembly was kept away from to reset shaft is located to spacing portion, and reset shaft is located to reset spring cover, and the one end that the base was kept away from to reset shaft contacts with the key assembly.

Further, one end of the reset shaft, which is close to the key switch, is provided with a bearing part, and the bearing part and/or the reset shaft are/is made of magnetic materials; the key assembly is provided with a magnet which can be magnetically attracted with the key assembly.

Further, the key assembly is rotatably connected with the base, and the rotating axis of the key assembly is perpendicular to the pressing direction of the key assembly; the key assembly can rotate a certain angle by taking the axis of rotation of the key assembly as an axis.

Further, the key assembly includes: the panel assembly is rotatably connected with the base, one end of the valve core connecting piece is contacted with the panel assembly, the other end of the valve core connecting piece is connected with the valve core, and the base is provided with a movable channel which is convenient for the valve core connecting piece to pass through.

Further, the panel assembly comprises a panel connecting piece and a pressing panel detachably connected with the panel connecting piece, a bearing seat matched with the valve core connecting piece is arranged on one side, close to the panel connecting piece, of the pressing panel, the valve core connecting piece is movably connected with the bearing seat, and a second through hole convenient for the valve core connecting piece to pass through is formed in the panel connecting piece.

Further, the valve core connecting piece comprises a main body part, a supporting part, an extending part and a matching part, wherein one end of the main body part is connected with the supporting part, the other end of the main body part can be connected with the valve core, the extending part is arranged on one side of the supporting part far away from the main body part and is coaxially arranged with the main body part, and the matching part is arranged on one end of the extending part far away from the supporting part;

the panel connecting piece is provided with a first claw member which is positioned at the second through hole; one end of the valve core connecting piece is connected with the valve core, and the other end of the valve core connecting piece can pass through the second through hole and then the matching part is movably connected with the bearing seat; at this time, the first jaw member grips the extension.

Further, the matching part is spherical or hemispherical, the bearing seat is provided with a concave matched with the matching part, and the radius of the concave is larger than that of the matching part.

Further, the key assembly further comprises a fixed connecting piece and a rotating shaft, the fixed connecting piece is connected with the base, and the fixed connecting piece is provided with a second claw member for clamping the rotating shaft;

the panel assembly is provided with a third claw member for clamping the rotating shaft; the second jaw member and the third jaw member are movably connected with the rotating shaft along the circumferential direction of the rotating shaft respectively.

The embodiment of the utility model has the beneficial effects that:

according to the key switch provided by the embodiment of the utility model, the reset component can be further driven to reset on the basis that the reset component performs reset motion under the action of the rebound force of the valve core, so that the reset integrity of the key component is improved, the key component is effectively prevented from being blocked or incompletely reset, and the actual use effect is further influenced.

In general, according to the key switch provided by the embodiment of the utility model, the rebound effect of the key can be further improved, so that the key pressing quality is greatly improved, and the problems of loosening and blocking of the key are effectively avoided.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a perspective view of a key switch according to an embodiment of the present utility model;

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

FIG. 3 is a partial cross-sectional view of a key switch according to an embodiment of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is a schematic diagram of a working state of a key switch according to an embodiment of the present utility model;

fig. 6 is a schematic structural diagram of a fixing connector according to an embodiment of the present utility model;

FIG. 7 is a schematic view of an installation of a panel assembly according to an embodiment of the present utility model;

fig. 8 is a schematic structural diagram of a pressing panel according to an embodiment of the present utility model;

FIG. 9 is a schematic structural view of a panel connector according to an embodiment of the present utility model;

FIG. 10 is a schematic structural view of a valve element connector according to an embodiment of the present utility model;

fig. 11 is a schematic structural diagram of a reset component according to an embodiment of the present utility model.

Icon: 100-base, 200-valve core, 300-key assembly and 400-reset assembly;

310-panel components, 320-valve core connectors, 330-fixed connectors and 340-rotating shafts;

3101-panel connector, 3102-pressing panel, 3103-receptacle, 3104-second through hole, 3105-snap, 3106-slot, 3107-stop boss, 3108-stop hole, 3109-stop foot, 3110-stop rib, 3111-first jaw member, 3112-second jaw member, 3113-third jaw member, 3114-magnet;

3201-main body, 3202-support, 3203-extension, 3204-mating portion;

410-reset shaft, 420-reset spring, 430-limit part, 440-bearing part and 450-first through hole.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. 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.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the inventive product, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

Furthermore, the terms "parallel," "perpendicular," and the like, do not denote that the components are required to be absolutely parallel or perpendicular, but may be slightly inclined. For example, "parallel" merely means that the directions are more parallel than "perpendicular" and does not mean that the structures must be perfectly parallel, but may be slightly tilted.

Furthermore, the terms "horizontal," "vertical," "overhang," and the like do not denote a requirement that the component be absolutely horizontal or overhang, but rather may be slightly inclined. As "horizontal" merely means that its direction is more horizontal than "vertical", and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between 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.

Examples

Referring to fig. 1-11, the present embodiment provides a key switch, including: the base 100 and the key assembly 300 and the reset assembly 400 movably connected with the base;

one end of the reset component 400 is movably connected with the base 100, and the other end is contacted with the key component 300, so as to drive the key component 300 to reset after the key component 300 is pressed.

It should be noted that, a groove is formed on one side of the base 100 to provide a certain space for the movement of the key assembly 300, which is conventional in the prior art and will not be described herein.

It should be noted that the reset device 400 may be disposed at any position of the key assembly 300.

Specifically, along the pressing direction of the key assembly 300, the reset assembly 400 is movably connected with the base 100.

The reset assembly 400 comprises a reset shaft 410, a reset spring 420 and a limiting part 430, wherein the base 100 is provided with a first through hole 450 movably matched with the reset shaft 410, the limiting part 430 is arranged at one end of the reset shaft 410 far away from the key assembly 300, the reset spring 420 is sleeved on the reset shaft 410, and one end of the reset shaft 410 far away from the base 100 is contacted with the key assembly 300.

Further, a receiving portion 440 is disposed at one end of the reset shaft 410 near the key switch, and the receiving portion 440 and/or the reset shaft 410 are/is made of magnetic material; the key assembly 300 has a magnet 3114 magnetically attractable thereto.

By designing the receiving portion 440 and/or the reset shaft 410 to be made of a magnetic material and providing the magnet 3114 in the key assembly 300, it is possible to make the receiving portion 440 always contact with the key assembly 300 while having a certain range of motion between the receiving portion 440 and the key assembly 300, which is only to limit the receiving portion 440 to a certain range of motion.

When the key assembly 300 is pressed down, the reset shaft 410 is driven to synchronously move so as to compress the reset spring 420, and after the key assembly 300 is released, the key assembly 300 is reset under the action of the self-contained resilience force of the valve core 200, and in the process, the reset spring 420 resets, and the key assembly 300 is further driven to reset, so that the complete reset of the key assembly 300 is ensured.

Through the design, the reset assembly 400 can be utilized to further drive the key assembly 300 to reset on the basis that the key assembly 300 does reset motion under the action of the self-contained resilience force of the valve core 200, so that the reset integrity of the key assembly 300 is improved, the key assembly 300 is effectively prevented from being blocked or not completely reset, and the actual use effect is further influenced.

In this embodiment, the valve core 200 is a pressing valve core in the conventional prior art, and is in an open state after being reset by pressing once, and is restored to a closed state after being reset by pressing.

In some embodiments, the movement mode of the key assembly 300 is linear, and in this way, a plurality of reset assemblies 400 can be used to ensure that the key assembly 300 is uniformly stressed.

In other embodiments, the key assembly 300 moves in an angular rotation, and in this manner, the reset assembly 400 is disposed on a side far from the rotation of the key assembly 300, which is a conventional arrangement.

Specifically, when the rotation mode is adopted, the key assembly 300 is rotatably connected with the base 100, and the rotation axis line of the key assembly is perpendicular to the pressing direction of the key assembly 300; the key assembly 300 can be rotated by a certain angle about its rotational axis.

Further, the key assembly 300 includes: the panel assembly 310, the valve core connecting piece 320, the fixed connecting piece 330 and the rotating shaft 340, wherein the panel assembly 310 comprises a panel connecting piece 3101 and a pressing panel 3102 detachably connected with the panel connecting piece 3101, a bearing seat 3103 matched with the valve core connecting piece 320 is arranged on one side, close to the panel connecting piece 3101, of the pressing panel 3102, the valve core connecting piece 320 is movably connected with the bearing seat 3103, and a second through hole 3104 convenient for the valve core connecting piece 320 to penetrate is formed in the panel connecting piece 3101; the base 100 has a movable passage through which the cartridge connector 320 passes. One end of the valve core connecting piece 320 is contacted with the bearing seat 3103, and the other end is connected with the valve core 200.

It should be noted that, the detachable manner between the panel connector 3101 and the pressing panel 3102 may be a conventional detachable manner such as a screw connection, a snap 3105 connection, etc.; specifically, in this embodiment, two sides of the panel connector 3101 are provided with a buckle 3105, and the pressing panel 3102 is provided with a slot 3106 matched with the buckle 3105, which is a common buckle manner in the art, and will not be described herein.

In addition, in order to further ensure that no displacement is generated between the panel connector 3101 and the pressing panel 3102, in this embodiment, two parallel limiting bosses 3107 are specially added to the pressing panel 3102, the panel connector 3101 is provided with a same limiting hole 3108, the two limiting bosses 3107 may be simultaneously placed in the limiting hole 3108, and when the two limiting bosses 3107 are placed in the limiting hole 3108, side walls of the two limiting bosses 3107 are respectively in close contact with inner walls of the limiting hole 3108.

In addition, two limiting ribs 3110 are further disposed at the bottom of the pressing panel 3102, the two limiting ribs 3110 are disposed in parallel, two limiting legs 3109 are disposed at the bottom of the panel connector 3101, a distance between the two limiting legs 3109 is larger than a distance between the two limiting ribs 3110, and when the panel connector 3101 is connected with the pressing panel 3102, the two limiting legs 3109 limit the two limiting ribs 3110 between the distances.

In this embodiment, the valve core connector 320 includes a main body portion 3201, a supporting portion 3202, an extending portion 3203 and a mating portion 3204, wherein one end of the main body portion 3201 is connected with the supporting portion 3202, the other end of the main body portion can be connected with the valve core 200, the extending portion 3203 is disposed on one side of the supporting portion 3202 away from the main body portion 3201 and coaxially disposed with the main body portion 3201, and the mating portion 3204 is disposed on one end of the extending portion 3203 away from the supporting portion 3202;

the panel connector 3101 is provided with a first jaw member 3111, the first jaw member 3111 being located at the second through hole 3104; one end of the valve core connecting piece 320 is connected with the valve core 200, and the other end of the valve core connecting piece can pass through the second through hole 3104 and then the matching part 3204 is movably connected with the bearing seat 3103; at this time, the first jaw member 3111 grips the extension 3203.

Specifically, the fitting portion 3204 is spherical or hemispherical, and the receiving base 3103 has a recess to fit with it.

It should be noted that, because the panel assembly 310 is in a rotating manner, it has a certain displacement in the vertical direction, and for this reason, in the present embodiment, the radius of the recess is larger than the radius of the mating portion 3204, the diameter of the second through hole 3104 is larger than the diameter of the extending portion 3203, and the clamping direction of the first jaw member 3111 is in the horizontal direction rather than the vertical direction, so that mechanical collision is effectively avoided in practical use.

In this embodiment, the fixed connector 330 is connected to the base 100, and the fixed connector 330 is provided with a second jaw member 3112 for clamping the rotating shaft 340; the panel connector 3101 has a third jaw member 3113 for clamping the rotation shaft 340; the second jaw member 3112 and the third jaw member 3113 are movably coupled to the rotation shaft 340 along a circumferential direction of the rotation shaft 340, respectively.

It should be noted that, the fixing connection member 330 and the base 100 are detachably connected, for example, by a screw, a buckle 3105, etc.

It should be noted that the positions of the second jaw member 3112 and the third jaw member 3113 are not coincident, and the number of the second jaw member 3112 and the third jaw member 3113 may be adjusted according to actual requirements.

By this design, the rotary connection between the panel assembly 310 and the fixed connector 330 can be formed by using the second jaw member 3112, the third jaw member 3113 and the rotation shaft 340, and the rotation angle thereof can be adjusted according to actual needs.

The key switch has the working principle that: when the pressing panel 3102 is manually pressed, the pressing panel 3102 and the panel connector 3101 rotate by a certain angle with the rotating shaft 340 as an axis, and a certain horizontal displacement is generated in the process, so that the valve core connector 320 is driven to move, the valve core 200 is triggered to work, and meanwhile, the reset shaft 410 is driven to synchronously move, and the reset spring 420 is compressed; after the pressing panel 3102 is released manually, the key assembly 300 is reset under the action of the resilience force of the valve core 200 due to the loss of the force, and in this process, the reset spring 420 resets to further drive the key assembly 300 to reset, so as to ensure the complete reset of the key assembly 300.

In summary, the rebound effect of the key can be further improved, so that the key pressing quality is greatly improved, and the problems of loosening and blocking of the key are effectively avoided.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. A key switch, comprising: the base and with its swing joint's button subassembly, its characterized in that still includes: a reset assembly;

one end of the reset component is movably connected with the base, and the other end of the reset component is contacted with the key component so as to drive the key component to reset after the key component is pressed;

the key assembly is rotatably connected with the base, and the rotating axis of the key assembly is perpendicular to the pressing direction of the key assembly; the key assembly can rotate for a certain angle by taking the rotation axis line of the key assembly as an axis.

2. The key switch of claim 1, wherein the reset assembly is movably coupled to the base in a pressing direction of the key assembly.

3. The key switch according to claim 1, wherein the reset assembly comprises a reset shaft, a reset spring and a limiting portion, the base is provided with a first through hole movably matched with the reset shaft, the limiting portion is arranged at one end of the reset shaft away from the key assembly, the reset spring is sleeved on the reset shaft, and one end of the reset shaft away from the base is in contact with the key assembly.

4. A key switch according to claim 3, wherein a receiving part is arranged at one end of the reset shaft close to the key switch, and the receiving part and/or the reset shaft are/is made of magnetic materials; the key assembly is provided with a magnet which can be magnetically attracted with the key assembly.

5. The key switch of claim 1, wherein the key assembly comprises: the panel assembly is rotatably connected with the base, one end of the valve core connecting piece is contacted with the panel assembly, the other end of the valve core connecting piece is connected with the valve core, and the base is provided with a movable channel which is convenient for the valve core connecting piece to pass through.

6. The key switch according to claim 5, wherein the panel assembly comprises a panel connector and a pressing panel detachably connected with the panel connector, a receiving seat matched with the valve core connector is arranged on one side of the pressing panel close to the panel connector, the valve core connector is movably connected with the receiving seat, and the panel connector is provided with a second through hole which is convenient for the valve core connector to pass through.

7. The key switch according to claim 6, wherein the valve core connecting member comprises a main body portion, a supporting portion, an extending portion and a mating portion, one end of the main body portion is connected with the supporting portion, the other end of the main body portion is connectable with the valve core, the extending portion is disposed on a side of the supporting portion away from the main body portion and is coaxially disposed with the main body portion, and the mating portion is disposed on an end of the extending portion away from the supporting portion;

the panel connecting piece is provided with a first claw member, and the first claw member is positioned at the second through hole; one end of the valve core connecting piece is connected with the valve core, and the other end of the valve core connecting piece can pass through the second through hole and then the matching part is movably connected with the bearing seat; at this time, the first jaw member grips the extension.

8. The key switch of claim 7, wherein the mating portion is spherical or hemispherical, the receptacle has a recess mating therewith, and the recess radius is greater than the mating portion radius.

9. The key switch according to any one of claims 5-8, wherein the key assembly further comprises a fixed connection and a rotating shaft, the fixed connection being connected with the base, the fixed connection being provided with a second jaw member for clamping the rotating shaft;

the panel assembly has a third jaw member for clamping the rotating shaft; along the circumference of the rotating shaft, the second jaw member and the third jaw member are respectively movably connected with the rotating shaft.