CN215644229U

CN215644229U - Moisture-proof light-touch switch

Info

Publication number: CN215644229U
Application number: CN202122395577.5U
Authority: CN
Inventors: 王立明
Original assignee: Yueqing Jingshun Electronic Co ltd
Current assignee: Yueqing Jingshun Electronic Co ltd
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-25
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a moisture-proof light-touch switch which comprises a light-touch switch base, wherein a switch key is installed in the center of the top surface of the light-touch switch base, a moisture-proof structure is installed at the top of the light-touch switch base, the moisture-proof structure comprises a hollow bottomless moisture-proof cover, the top of the moisture-proof cover is inserted with the light-touch key, a pressing column is installed at the bottom of the light-touch key, the pressing column is in sliding fit with the inner side wall of the moisture-proof cover, a reset spring is installed at the bottom of the pressing column, the inner diameter of the reset spring is larger than the diameter of the switch key, and the reset spring and the switch key are coaxially arranged. According to the utility model, the moisture-proof cover is arranged on the light-touch switch base, so that the sealing and moisture-proof effects are improved, the light-touch key and the pressing column which are arranged on the moisture-proof cover can control the switch key, and the reset spring is arranged on the switch key, so that the pressing column is prevented from being always contacted with the switch key to influence the use effect.

Description

Moisture-proof light-touch switch

Technical Field

The utility model relates to the technical field of switch keys, in particular to a moisture-proof light-touch switch.

Background

The tact switch is also called a key switch, and has been widely used as a common electronic component on control panels of household appliances and industrial electronic instruments, in particular, electronic scales, washing machines, and range hoods. When current dabs switch uses in rainy season or air humidity, moisture can get into dabs switch through the circulation of air, makes dabs switch wet, and the shell fragment wets the back and will contact badly with being connected trigger block, influences dabs the normal use of switch.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a moisture-proof light-touch switch to solve the problems in the background technology.

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

the utility model provides a dampproofing switch that dabs, includes dabs the switch base, the switch button is installed at dabs the top surface center of switch base, dabs the top of switch base and installs dampproofing structure, dampproofing structure includes the dampproofing cover at cavity bottomless, it has dabs the button to peg graft at the top of dampproofing cover, dabs the bottom of button and installs and press the post, press the post with sliding fit between the dampproofing cover inside wall, press the bottom of post and install reset spring, reset spring's internal diameter is greater than the diameter of switch button and reset spring and the coaxial setting of switch button.

Preferably, the bottom edge of the moisture-proof cover is provided with an annular embedded seat, the top of the light-touch switch base is provided with an annular embedded groove matched with the annular embedded seat in size and in clamping, and the annular embedded groove is coaxial with the switch key.

Preferably, four top corners of the bottom of the annular embedded groove are provided with fixed screw holes, and four top corners of the top of the annular embedded seat are provided with through holes corresponding to the fixed screw holes in position and matched with the fixed screw holes in size.

Preferably, the annular embedding seat sequentially penetrates through the through hole and the fixing screw hole through the fixing bolt and is connected to the light-touch switch base through threads.

Preferably, the top of the moisture-proof cover is provided with an opening matched with the diameter of the light touch key in size, the inner wall of the opening is provided with a sealing gasket ring, and the bottom area of the light touch key is the same as the area of the opening at the top of the moisture-proof cover.

Preferably, the moisture-proof cover is made of transparent PVC materials.

Preferably, the annular embedding seat, the light touch key and the sealing gasket ring are made of rubber or silica gel.

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

1. in this dampproofing dabs switch, through the dampproofing cover that sets up on dabbing the switch base, improve sealed and dampproofing effect, and the dampproofing dabs the button of covering the installation and can control the switch button with pressing the post, and installs reset spring on the switch button, prevents to press the post all the time with switch button contact, influence the result of use.

2. In this dampproofing dabbing switch, through the cooperation of annular embedding seat and annular embedded groove, improve sealed effect, dampproofing effect is better, and annular embedding seat passes through the through-hole in proper order through fixing bolt and fixed screw threaded connection on dabbing the switch base, is convenient for install or dismantle, can regularly inspect inside.

3. In this dampproofing dabs switch, dampproofing cover adopts transparent PVC material to make, is convenient for observe inside situation, and the annular is inlayed the seat, dabs the button and the seal pad ring and all adopts rubber or silica gel material to make, improves sealed and dampproofing effect.

Drawings

FIG. 1 is a schematic view of an exploded structure of the present invention;

FIG. 2 is a schematic structural view of the present invention;

FIG. 3 is a schematic cross-sectional structural view of the present invention;

fig. 4 is a schematic sectional structure view of the present invention in use.

The meaning of the various reference symbols in the drawings:

10. a tact switch base; 11. switching a key; 12. an annular embedded groove; 13. fixing screw holes;

20. a moisture-proof structure; 21. a moisture-proof cover; 22. an annular embedding seat; 23. a through hole; 24. a sealing gasket ring;

30. lightly touching the key; 31. pressing the column; 32. a return spring;

40. and (5) fixing the bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Example 1

The utility model provides a dampproofing dabs switch, as shown in fig. 1-4, including dabbing switch base 10, dabbing switch button 11 installed at switch base 10's top surface center, dabbing switch base 10's top still installs dampproofing structure 20, dampproofing structure 20 includes the dampproofing cover 21 of cavity bottomless, it has dabbing button 30 to peg graft at the top of dampproofing cover 21, dabbing button 30's bottom is installed and is pressed the post 31, press sliding fit between post 31 and the dampproofing cover 21 inside wall, reset spring 32 is installed to the bottom of pressing post 31, reset spring 32's internal diameter is greater than switch button 11's diameter and reset spring 32 and the coaxial setting of switch button 11.

Further, the bottom edge of dampproofing cover 21 is installed and is annular embedded seat 22, dabs the top of switch base 10 and offers and inlays seat 22 size looks adaptations and joint complex annular embedded groove 12 with annular, and annular embedded groove 12 sets up with switch button 11 is coaxial, through the cooperation of annular embedded seat 22 and annular embedded groove 12, improves sealed effect, and dampproofing effect is better.

Specifically, fixed screw 13 has all been seted up to four apex angle departments of the tank bottom of annular embedded groove 12, and the through-hole 23 corresponding with fixed screw 13 position, size looks adaptation is all seted up to four apex angle departments of the top surface of annular embedded seat 22, and annular embedded seat 22 passes through-hole 23 and fixed screw 13 threaded connection in proper order on dabbing switch base 10 through fixing bolt 40, is convenient for install or dismantle, can regularly inspect the inside.

It is worth to be noted that the top of the moisture-proof cover 21 is provided with an opening matched with the diameter of the light touch key 30, the inner wall of the opening is provided with a sealing gasket ring 24, and the bottom area of the light touch key 30 is the same as the area of the opening at the top of the moisture-proof cover 21.

In addition, dampproofing cover 21 adopts transparent PVC material to make, is convenient for observe inside situation, and annular embedding seat 22, dabbing button 30 and seal backing ring 24 all adopt rubber or silica gel material to make, improve sealed and dampproofing effect

When the moisture-proof light-touch switch in this embodiment is used, as shown in fig. 4, an operator presses the light-touch key 30, the light-touch key 30 drives the pressing column 31 to move downward to press the switch key 11, the switch is turned on or off, the light-touch key 30 is released, the return spring 32 recovers deformation, the pressing column 31 is bounced, and the moisture-proof light-touch switch can be used for next light touch.

In the moisture-proof light-touch switch, the moisture-proof cover 21 is arranged on the light-touch switch base 10, so that the sealing and moisture-proof effects are improved, the light-touch key 30 and the pressing column 31 which are arranged on the moisture-proof cover 21 can control the switch key 11, and the reset spring 32 is arranged on the switch key 11, so that the pressing column 31 is prevented from always contacting with the switch key 11, and the use effect is prevented from being influenced.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A moisture-proof tact switch is characterized in that: including dabbing switch base (10), switch button (11) are installed at the top surface center that dabs switch base (10), dabbing switch base (10)'s top still installs dampproofing structure (20), dampproofing structure (20) include hollow bottomless dampproofing cover (21), peg graft at the top of dampproofing cover (21) and have dabbing button (30), dabbing button (30)'s bottom is installed and is pressed post (31), press post (31) with sliding fit between dampproofing cover (21) inside wall, reset spring (32) are installed to the bottom of pressing post (31), the internal diameter of reset spring (32) is greater than the diameter of switch button (11) and reset spring (32) and the coaxial setting of switch button (11).

2. The moisture resistant tact switch according to claim 1, wherein: the bottom edge of dampproofing cover (21) is installed and is annular embedded seat (22), the top of dabbing switch base (10) seted up with annular embedded seat (22) size looks adaptation and joint complex annular embedded groove (12), annular embedded groove (12) with switch button (11) coaxial setting.

3. The moisture resistant tact switch according to claim 2, wherein: fixed screw holes (13) are formed in four top corners of the bottom of the annular embedded groove (12), and through holes (23) corresponding to the fixed screw holes (13) in position and matched with the fixed screw holes in size are formed in four top corners of the top of the annular embedded seat (22).

4. The moisture resistant tact switch according to claim 3, wherein: the annular embedding seat (22) sequentially penetrates through the through hole (23) and the fixing screw hole (13) through the fixing bolt (40) and is in threaded connection with the light-touch switch base (10).

5. The moisture resistant tact switch according to claim 4, wherein: an opening matched with the diameter of the light touch key (30) is formed in the top of the moisture-proof cover (21), a sealing gasket ring (24) is arranged on the inner wall of the opening, and the bottom area of the light touch key (30) is the same as the area of the opening in the top of the moisture-proof cover (21).

6. The moisture resistant tact switch according to claim 1, wherein: the moisture-proof cover (21) is made of transparent PVC materials.

7. The moisture resistant tact switch according to claim 5, wherein: the annular embedding seat (22), the light touch key (30) and the sealing gasket ring (24) are all made of rubber or silica gel materials.