CN215731411U

CN215731411U - Waterproof switch

Info

Publication number: CN215731411U
Application number: CN202121790521.3U
Authority: CN
Inventors: 湛超
Original assignee: Desung Dongguan Electronics Co ltd
Current assignee: Desung Dongguan Electronics Co ltd
Priority date: 2021-08-02
Filing date: 2021-08-02
Publication date: 2022-02-01
Anticipated expiration: 2031-08-02

Abstract

The utility model relates to the technical field of switches, in particular to a waterproof switch which comprises a shell, a switch key, a pushing module, a waterproof module and a contact module, wherein the switch key, the pushing module, the waterproof module and the contact module are arranged in the shell, the pushing module comprises a pushing seat, the waterproof module is sleeved on the outer ring of the pushing seat and is abutted against the shell, the contact module comprises a PCB and a conductive assembly arranged opposite to the PCB, the top of the pushing seat is connected with the switch key, and the bottom of the pushing seat is connected with the PCB and is used for pushing the PCB to be close to or far away from the conductive assembly. The utility model solves the problems that the traditional switch has simple structure and poor waterproof effect, and the internal structure of the switch is damaged because moisture easily enters the switch.

Description

Waterproof switch

Technical Field

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

Background

A switch is a commonly used electronic device that opens a circuit, interrupts current, or allows current to flow to other circuits. The switch sold on the existing market is various, such as a rocker switch, a button switch, a key switch, a knob switch, an emergency stop switch and the like, wherein the button switch cuts off and closes a circuit through pressing action, the switch is widely used in the field of electronic devices, generally the switch is generally provided with a metal outer cylinder, a cover cap, a light permeable ring, a waterproof ring and a base, a limiting table is generally annularly arranged on the inner wall of the metal outer cylinder, an annular groove for clamping the waterproof ring is formed between the limiting table and the base, and the waterproof ring is clamped and pressed in the annular groove to realize water prevention.

The button switch is a switch which utilizes a button to push a transmission mechanism, enables a movable contact and a static contact to be pressed on or off and realizes circuit switching. The button switch is a master control electrical appliance with simple structure and wide application.

But traditional switch's simple structure, the water-proof effects is poor, thereby moisture gets into the switch easily and leads to the damage of switch inner structure.

SUMMERY OF THE UTILITY MODEL

Based on this, it is necessary to provide a waterproof switch to the problem of present conventional art, and this waterproof switch's structural design is reasonable, flexible operation, contact are reliable, and sealed effectual has promoted water-proof effects, and the security performance is high.

A waterproof switch comprises a shell, a switch button, a pushing module, a waterproof module and a contact module, wherein the switch button, the pushing module, the waterproof module and the contact module are arranged in the shell, the pushing module comprises a pushing seat, the waterproof module is sleeved on the outer ring of the pushing seat and is abutted against the shell, the contact module comprises a PCB and a conductive assembly arranged opposite to the PCB, the top of the pushing seat is connected with the switch button, and the bottom of the pushing seat is connected with the PCB and is used for pushing the PCB to be close to or far away from the conductive assembly; the waterproof module comprises a waterproof piece, and the waterproof piece is sleeved on the outer diameter of the pushing seat and abutted against the inner wall of the shell.

Further, in the above embodiment, the housing includes a fixing outer sleeve and a mounting seat, the mounting seat is disposed in the fixing outer sleeve, and a fixing thread is formed on an outer diameter of the fixing outer sleeve.

Further, in the above embodiment, the housing includes a fixing nut and a tightening member, the fixing nut is connected to the fixing outer sleeve through the fixing thread, and the tightening member is sleeved on an outer diameter of the fixing outer sleeve.

Further, in the above embodiment, the inner wall of the tightening member is provided with the plurality of sets of pressing members, which abut against the fixing jacket.

Further, in the above embodiment, the mounting base is provided with a clamping member, and the fixing sleeve is provided with a clamping groove matched with the clamping member.

Further, in the above embodiments, the waterproof module includes an elastic member; one end of the elastic piece is sleeved on the outer diameter of the pushing seat, and the other end of the elastic piece is connected with the waterproof piece and the shell respectively.

Further, in the above embodiment, the pushing module includes a guide member disposed on the pushing seat, and the waterproof member is provided with a guide groove matched with the guide member.

Further, in the above embodiments, at least two sets of hook supporting portions are disposed at the bottom of the pushing seat, and the hook supporting portions are abutted to the PCB.

Further, in the above embodiment, the contact module includes two sets of conducting contacts and two sets of connecting contacts, the conducting contacts are disposed at the bottom of the PCB, and the connecting contacts are disposed opposite to the conducting contacts.

Further, in the above embodiments, the conductive assembly includes a first conductive terminal and a second conductive terminal, and the first conductive terminal is connected to the connection contact.

The utility model has the following beneficial effects:

the waterproof switch is reasonable in structural design, the waterproof effect is improved, the safety performance is high, the shell is arranged for being fixedly connected and used in the whole structure, the top of the push module is arranged opposite to the switch key, the bottom of the push module is arranged opposite to the contact module, the waterproof module is sleeved on the push seat and abutted against the shell, the sealing effect is good, the waterproof effect is good, the on-off of a circuit can be achieved by pressing the switch key, the operation is flexible, the contact is reliable, specifically, the push seat moves downwards by pressing the switch key, so that the PCB is driven to be connected with the conductive assembly, the conduction of the circuit is achieved, the whole structure is stable and reliable, and the practicability is high.

Drawings

Fig. 1 is a schematic perspective view of a waterproof switch according to the present invention;

FIG. 2 is an exploded perspective view of the waterproof switch of FIG. 1;

FIG. 3 is a top view of the waterproof switch of FIG. 1;

FIG. 4 is a cross-sectional view at A-A of the watertight switch of FIG. 3;

fig. 5 is a combination schematic diagram of a push module and a contact module of the waterproof switch of fig. 1.

Description of reference numerals:

the switch comprises a shell 10, a fixed outer sleeve 11, a fixed thread 11a, a clamping groove 11b, a mounting seat 12, a clamping piece 12a, a fixed nut 13, a tightening piece 14, an extrusion piece 14a, a switch key 20, a pushing module 30, a pushing seat 31, a hook supporting part 31a, a guide piece 32, a waterproof module 40, an elastic piece 41, a waterproof piece 42, a guide groove 42a, a contact module 50, a PCB board 51, a conductive component 52, a first conductive terminal 52a, a second conductive terminal 52b, a conducting contact 53 and a connecting contact 54.

Detailed Description

In order that the utility model may be more fully understood, reference will now be made to the following description. This invention 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.

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 invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.

Referring to fig. 1 to 5, a waterproof switch according to an embodiment of the present invention has a reasonable structural design, flexible operation, reliable contact, good sealing effect, improved waterproof effect, and high safety.

In this embodiment, the waterproof switch includes a housing 10, a switch button 20 installed in the housing 10, a pushing module 30, a waterproof module 40, and a contact module 50, where the pushing module 30 includes a pushing seat 31, the waterproof module 40 is sleeved on an outer ring of the pushing seat 31 and abuts against the housing 10, the contact module 50 includes a PCB 51 and a conductive component 52 arranged opposite to the PCB 51, a top of the pushing seat 31 is connected to the switch button 20, and a bottom of the pushing seat 31 is connected to the PCB 51 for pushing the PCB 51 to approach or leave the conductive component 52; in this embodiment, the bottom of the pushing module 30 is opposite to the contact module 50, and the waterproof module 40 is sleeved on the pushing seat 31 and abutted against the housing 10, so that the sealing effect and the waterproof effect are good, and the on-off of the circuit can be realized by pressing the switch button 20.

The shell 10 comprises a fixed outer sleeve 11 and a mounting seat 12, the mounting seat 12 is arranged in the fixed outer sleeve 11, and the outer diameter of the fixed outer sleeve 11 is provided with a fixed thread 11 a; in this embodiment, the fixing jacket 11 is provided for the fixed connection of the overall structure.

The shell 10 comprises a fixed nut 13 and a tightening piece 14, the fixed nut 13 is connected with the fixed outer sleeve 11 through a fixed thread 11a, and the tightening piece 14 is sleeved on the outer diameter of the fixed outer sleeve 11; the inner wall of the tightening piece 14 is provided with a plurality of groups of extrusion pieces 14a, the extrusion pieces 14a are abutted to the fixed outer sleeve 11, the extrusion effect is good, and the stability in the installation process is good.

The mounting seat 12 is provided with a clamping piece 12a, the fixing outer sleeve 11 is provided with a clamping groove 11b matched with the clamping piece 12a, and the clamping piece 12a and the clamping groove 11b are clamped and matched to facilitate mounting and dismounting and convenient to use.

At least two sets of hook receiving portions 31a are provided at the bottom of the push base 31, and the hook receiving portions 31a are abutted against the PCB 51.

The waterproof module 40 comprises an elastic member 41 and a waterproof member 42, the waterproof member 42 is sleeved on the outer diameter of the pushing seat 31 and is abutted against the inner wall of the shell 10, one end of the elastic member 41 is sleeved on the outer diameter of the pushing seat 31, and the other end is respectively connected with the waterproof member 42 and the shell 10; in this embodiment, the external diameter of elastic component 41 and the 11 inner walls butt of fixed overcoat, water-proof effects is good, and the outside extrusion force of elastic component 41 can be given to the press switch button 20 in-process, has further promoted sealed effect, and waterproof 42 cover is established in the push seat 31 bottom and with fixed overcoat 11 butt simultaneously, and plays certain supporting role to elastic component 41, and elastic component 41 and waterproof 42 mutually support and have promoted water-proof effects, and the security performance is high.

The pushing module 30 comprises a guide piece 32 arranged on the pushing seat 31, the waterproof piece 42 is provided with a guide groove 42a matched with the guide piece 32, and the guide piece 32 and the guide groove 42a are matched with each other to enable the pressing process to be more stable.

The contact module 50 comprises two groups of conducting contacts 53 and connecting contacts 54, the conducting contacts 53 are arranged at the bottom of the PCB 51, and the connecting contacts 54 are arranged opposite to the conducting contacts 53; the conductive member 52 includes a first conductive terminal 52a and a second conductive terminal 52b, and the first conductive terminal 52a and the connection contact 54 are electrically connected to each other.

The waterproof switch is reasonable in structural design, improves the waterproof effect, and is high in safety performance, the shell 10 is arranged for fixed connection of the whole structure, the top of the push module 30 is arranged opposite to the switch key 20, the bottom of the push module 30 is arranged opposite to the contact module 50, the waterproof module 40 is sleeved on the push seat 31 and abutted against the shell 10, the waterproof switch is good in sealing effect and waterproof effect, the circuit can be switched on and off by pressing the switch key 20, the operation is flexible, the contact is reliable, specifically, the push seat 31 is moved downwards by pressing the switch key 20, the PCB 51 is driven to be connected with the conductive assembly 52, the conductive contact 53 is connected with the first conductive terminal 52a and the second conductive terminal 52b, the circuit is switched on, the whole structure is stable and reliable, and the practicability is high.

The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. A waterproof switch is characterized by comprising a shell, a switch key, a pushing module, a waterproof module and a contact module, wherein the switch key, the pushing module, the waterproof module and the contact module are arranged in the shell, the pushing module comprises a pushing seat, the waterproof module is sleeved on the outer ring of the pushing seat and is abutted against the shell, the contact module comprises a PCB and a conductive assembly arranged opposite to the PCB, the top of the pushing seat is connected with the switch key, and the bottom of the pushing seat is connected with the PCB and is used for pushing the PCB to be close to or far away from the conductive assembly; the waterproof module comprises a waterproof piece, and the waterproof piece is sleeved on the outer diameter of the pushing seat and abutted against the inner wall of the shell.

2. The waterproof switch of claim 1, wherein the housing comprises a fixed outer sleeve and a mounting seat, the mounting seat is disposed in the fixed outer sleeve, and the fixed outer sleeve has a fixed thread formed on an outer diameter thereof.

3. The waterproof switch according to claim 2, wherein said housing includes a fixing nut connected to said fixing cover by said fixing thread and a tightening member fitted over an outer diameter of said fixing cover.

4. The watertight switch according to claim 3, characterized in that said tightening member inner wall is provided with several sets of pressing members, said pressing members abutting said fixed jacket.

5. The waterproof switch of claim 3, wherein the mounting base is provided with a clamping member, and the fixing sheath is provided with a clamping groove matched with the clamping member.

6. The watertight switch of claim 1, wherein the watertight module comprises an elastic member; one end of the elastic piece is sleeved on the outer diameter of the pushing seat, and the other end of the elastic piece is connected with the waterproof piece and the shell respectively.

7. The waterproof switch according to claim 1, wherein the pushing module comprises a guide member disposed on the pushing seat, and the waterproof member defines a guide groove for cooperating with the guide member.

8. The waterproof switch according to claim 1, wherein at least two sets of hook portions are provided at the bottom of the push base, and the hook portions abut against the PCB.

9. The waterproof switch of claim 1, wherein the contact module comprises two sets of conductive contacts and connecting contacts, the conductive contacts are disposed at the bottom of the PCB, and the connecting contacts are disposed opposite to the conductive contacts.

10. The watertight switch according to claim 9, wherein the conductive assembly comprises a first conductive terminal and a second conductive terminal, the first conductive terminal being connected to the connection contact.