CN219591302U

CN219591302U - Tact switch

Info

Publication number: CN219591302U
Application number: CN202321310465.8U
Authority: CN
Inventors: 杨杰
Original assignee: Dongguan Yangjie Precision Electronics Co ltd
Current assignee: Dongguan Yangjie Precision Electronics Co ltd
Priority date: 2023-05-27
Filing date: 2023-05-27
Publication date: 2023-08-25
Anticipated expiration: 2033-05-27

Abstract

The utility model discloses a tact switch, which comprises a base, wherein a driving spring piece is arranged on the inner side of the base, a buffer spring piece is arranged on the upper side of the driving spring piece, an upper cover is fixedly connected on the upper side of the base, a button is arranged on the inner side of the upper cover, one end of the button is clamped on the inner side of the upper cover and is tightly pressed on the buffer spring piece, and the other end of the button penetrates through the upper cover; the buffer elastic sheet comprises a side ring, a diaphragm is arranged on the inner side of the side ring, a column body is arranged in the middle of the diaphragm, and one end of the button is tightly pressed on the column body; the driving elastic piece comprises a bending edge and a top surface arranged on the inner side of the bending edge, and the position of the bending edge corresponds to the position of the side ring; according to the utility model, the buffer spring piece is arranged between the button and the driving spring piece, so that the stroke of the tact switch during pressing can be effectively increased, the pressing hand feeling of the touch switch is improved, and the phenomenon of poor contact after long-term use is reduced.

Description

Tact switch

Technical Field

The utility model belongs to the technical field of switches, and particularly relates to a tact switch.

Background

The tact switch is an electronic switch, belongs to electronic components, and is also called a key switch and a sensitive switch, when in use, the switch is closed and connected by pressing the switch function in the operation direction of the switch under the condition of meeting the operation force, and when the pressure is removed, the switch is opened, and the internal structure is switched on and off by the stress change of a metal spring piece (a driving spring piece);

at present, the touch switch has the problems that the stroke is short when the switch is pressed, the pressing hand feeling is not added, the rebound path is shorter after the switch is used for a long time, and poor contact is caused, and the touch switch needs to be designed to solve the problems.

Disclosure of Invention

The present utility model is directed to a tact switch for solving the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dab switch, includes the base, the inboard of base is provided with the drive shell fragment, the upside of drive shell fragment is provided with the buffering shell fragment, the upside fixedly connected with upper cover of base, the inboard of upper cover is provided with the button, the one end card of button is inboard at the upper cover and sticiss on the buffering shell fragment, the other end of button passes the upper cover.

Preferably, the buffer elastic sheet comprises a side ring, a membrane is arranged on the inner side of the side ring, a cylinder is arranged in the middle of the membrane, and one end of the button is tightly pressed on the cylinder.

Preferably, the driving spring plate comprises a bending edge and a top surface arranged on the inner side of the bending edge, and the position of the bending edge corresponds to the position of the side ring.

Preferably, the two ends and the middle part of the inner side of the base are respectively provided with a first terminal and a second terminal, the lower side of the base is provided with a pin, the pin is connected with the first terminal and the second terminal, and one end of the first terminal is contacted with the bending edge.

Preferably, a mounting hole is formed in the middle of the upper cover, and one end of the button penetrates through the upper cover through the mounting hole.

Preferably, the four corners of the upper cover are provided with fixing nails, the four corners of the base are provided with fixing holes, and the base and the upper cover are fixedly connected through the fixing nails and the fixing holes.

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

1. according to the utility model, the buffer spring piece is arranged between the button and the driving spring piece, so that the stroke of the tact switch during pressing can be effectively increased, the pressing hand feeling of the touch switch is improved, and the phenomenon of poor contact after long-term use is reduced.

2. Through the bending edge and the side ring of design, the convenient buffering shell fragment and the drive shell fragment mutually support each other when using to make elasticity better, conveniently press the button and switch.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of an explosive structure according to the present utility model;

FIG. 3 is a schematic diagram of a spring plate structure according to the present utility model;

in the figure: 1. a base; 11. pins; 12. a first terminal; 13. a second terminal; 14. a fixing hole; 2. an upper cover; 21. fixing nails; 22. a mounting hole; 3. a button; 4. a buffer spring plate; 41. a column; 42. a side ring; 43. a membrane; 5. a driving spring plate; 51. a top surface; 52. and bending the edge.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described 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.

Embodiment one:

referring to fig. 1 to 3, the present utility model provides a technical solution: the utility model provides a dab switch, including base 1, the inboard of base 1 is provided with drive shell fragment 5, the upside of drive shell fragment 5 is provided with buffer shell fragment 4, the upside fixedly connected with upper cover 2 of base 1, the inboard of upper cover 2 is provided with button 3, the one end card of button 3 is inboard at upper cover 2 and sticiss on buffer shell fragment 4, the other end of button 3 passes upper cover 2, when the user presses button 3, button 3 pushes down buffer shell fragment 4, make buffer shell fragment 4 take place elastic deformation, after buffer shell fragment 4 is pressed to a certain extent, buffer shell fragment 4's reaction force makes drive shell fragment 5 take place concave deformation, can effectively increase the stroke of dab switch when pressing in use; the middle part of the upper cover 2 is provided with a mounting hole 22, one end of the button 3 passes through the upper cover 2 through the mounting hole 22, and the watch mounting button 3 is released when in use; the four corners of upper cover 2 are provided with fixed nail 21, and the four corners department of base 1 is provided with fixed orifices 14, and base 1 and upper cover 2 pass through fixed nail 21 and fixed orifices 14 fixed connection, conveniently connect between base 1 and upper cover 2 when using.

From the above description, the present utility model has the following advantageous effects: the buffer spring 4 is arranged between the button 3 and the driving spring 5, so that the stroke of the tact switch during pressing can be effectively increased, the pressing hand feeling of the touch switch is improved, and the phenomenon of poor contact after long-term use is reduced.

Embodiment two:

referring to fig. 1 to 3, on the basis of the first embodiment, the present utility model provides a technical solution: the buffer spring piece 4 comprises a side ring 42, a diaphragm 43 is arranged on the inner side of the side ring 42, a column 41 is arranged in the middle of the diaphragm 43, one end of the button 3 is tightly pressed on the column 41, and the diaphragm 43 is conveniently pressed when in use; the driving spring piece 5 comprises a bending edge 52 and a top surface 51 arranged on the inner side of the bending edge 52, the position of the bending edge 52 corresponds to the position of the side ring 42, the position of the top surface 51 corresponds to the position of the diaphragm 43, the top surface 51 is conveniently pushed to deform when the diaphragm 43 deforms, and the stroke of the tact switch during pressing can be effectively increased; the inside both ends and the middle part of base 1 are provided with first terminal 12 and second terminal 13 respectively, and the downside of base 1 is provided with pin 11, and pin 11 is connected with first terminal 12 and second terminal 13, and the one end and the edge 52 that bends of first terminal 12 contact, and the reaction force of buffering shell fragment 4 makes the top surface 51 of driving shell fragment 5 take place concave deformation when using, makes top surface 51 and second terminal 13 switch on, makes first terminal 12 and second terminal 13 switch on, and first terminal 12 and second terminal 13 take place deformation through pressing driving shell fragment 5 and realize switching on and closing.

The bending edge 52 and the side ring 42 adopting the technical scheme are convenient to match with each other between the buffer elastic sheet 4 and the driving elastic sheet 5 when in use, so that the elasticity is better, and the button 3 is convenient to be pressed for switching.

The working principle and the using flow of the utility model are as follows: when the push button 3 is pressed by a user, the push button 3 presses the buffer spring 4 to elastically deform the buffer spring 4, and when the buffer spring 4 is pressed to a certain extent, the reaction force of the buffer spring 4 causes the top surface 51 of the driving spring 5 to be concavely deformed, so that the stroke of the tact switch during pressing can be effectively increased, the pressing hand feeling of the push button is improved, the top surface 51 is communicated with the second terminal 13, and the first terminal 12 is communicated with the second terminal 13.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

The foregoing is merely illustrative of the present utility model and not restrictive, and other modifications and equivalents thereof may occur to those skilled in the art without departing from the spirit and scope of the present utility model.

Claims

1. A tact switch, characterized in that: including base (1), the inboard of base (1) is provided with drive shell fragment (5), the upside of drive shell fragment (5) is provided with buffering shell fragment (4), the upside fixedly connected with upper cover (2) of base (1), the inboard of upper cover (2) is provided with button (3), the one end card of button (3) is inboard upper cover (2) and sticiss on buffering shell fragment (4), the other end of button (3) passes upper cover (2).

2. A tact switch in accordance with claim 1, wherein: the buffering elastic sheet (4) comprises a side ring (42), a membrane (43) is arranged on the inner side of the side ring (42), a column body (41) is arranged in the middle of the membrane (43), and one end of the button (3) is tightly pressed on the column body (41).

3. A tact switch in accordance with claim 2, wherein: the driving spring piece (5) comprises a bending edge (52) and a top surface (51) arranged on the inner side of the bending edge (52), and the position of the bending edge (52) corresponds to the position of the side ring (42).

4. A tact switch in accordance with claim 3, characterized in that: the base is characterized in that a first terminal (12) and a second terminal (13) are respectively arranged at two ends and the middle of the inner side of the base (1), a pin (11) is arranged at the lower side of the base (1), the pin (11) is connected with the first terminal (12) and the second terminal (13), and one end of the first terminal (12) is in contact with a bending edge (52).

5. A tact switch in accordance with claim 1, wherein: the middle part of upper cover (2) is provided with mounting hole (22), the one end of button (3) passes upper cover (2) through mounting hole (22).

6. A tact switch in accordance with claim 1, wherein: the four corners of the upper cover (2) are provided with fixing nails (21), the four corners of the base (1) are provided with fixing holes (14), and the base (1) and the upper cover (2) are fixedly connected with the fixing holes (14) through the fixing nails (21).