CN211265305U

CN211265305U - Switch of electric appliance

Info

Publication number: CN211265305U
Application number: CN201922470992.5U
Authority: CN
Inventors: 向宏斌
Original assignee: Shanghai Nanobubble Technology Co ltd
Current assignee: Shanghai Nanobubble Technology Co ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-08-14
Anticipated expiration: 2029-12-31

Abstract

The utility model discloses a switch of electrical apparatus, it includes shell, silica gel cap, button, pendulum rod, battery, micro-gap switch, PCB board, the PCB board pass through screw horizontal installation inside the shell, the battery is located PCB board below and is connected with PCB board electricity, micro-gap switch fixes the below at the PCB board, the silica gel cap install in the switch hole of shell, in the silica gel cap was located to the left end of button, the button passes through in the button stationary blade installation shell, the upper portion of pendulum rod is connected on the button stationary blade, the right-hand member of button is connected with the middle part of pendulum rod for when the button was pressed, the right part and the micro-gap switch contact of pendulum rod. The utility model has the advantages that the whole structure is simple, compares with traditional little household electrical appliances button, need not key control board, with low costs, the space is economized, has solved current little household electrical appliances and has needed the big problem of key control board cost high space demand.

Description

Switch of electric appliance

Technical Field

The utility model belongs to the technical field of controlgear, especially, relate to a switch of electrical apparatus.

Background

Generally, a power switch of a small electric appliance needs to install a key control board behind a key (a capacitor or an entity), and the key board is connected with a PCB control board to send out a signal. The method needs to independently manufacture and install the key control panel and has certain requirement on the space of the key control panel.

SUMMERY OF THE UTILITY MODEL

This patent need independently install the keypad to current little electrical apparatus switch, and the higher and high shortcoming of installation space requirement of cost provides the switch of an electrical apparatus.

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

the utility model provides a switch of electrical apparatus, a serial communication port, it includes shell, silica gel cap, button, pendulum rod, battery, micro-gap switch, PCB board, the PCB board pass through screw horizontal installation inside the shell, the battery is located PCB board below and is connected with PCB board electricity, micro-gap switch fixes the below at the PCB board, the silica gel cap install in the switch hole of shell, in the silica gel cap was located to the left end of button, in the button passed through button stationary blade installation shell, the upper portion of pendulum rod was connected on the button stationary blade, the right-hand member of button was connected with the middle part of pendulum rod for when the button was pressed, the right part and the micro-gap switch contact of pendulum rod.

Preferably, the button fixing piece comprises a lower plate, fixing plates and connecting plates, the fixing plates are symmetrically arranged at the upper part of the lower plate and are vertically fixed on the lower plate, and the connecting plates are symmetrically arranged at the top of the lower plate; the center of the lower plate is provided with a button hole, and the right part of the button penetrates through the button hole; the fixing plate is provided with a fixing hole, the connecting plate is provided with a connecting hole, and the fixing hole is fixed on the shell through a screw.

Preferably, a fixed shaft is arranged at the top of the swing rod, a cantilever is arranged on one side of the swing rod, a bulge is arranged at the end part of the cantilever, and an elastic arm is arranged on the other side of the swing rod; the fixed shaft is embedded in the connecting hole, the elastic arm is in contact with the right end of the button, and the protrusion is in contact with the microswitch when the button is pressed.

Preferably, the fixing holes and the connecting holes are both in a semicircular structure.

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

the utility model has the advantages that the whole structure is simple, compares with traditional little household electrical appliances button, need not key control board, with low costs, the space is economized, has solved current little household electrical appliances and has needed the big problem of key control board cost high space demand.

Drawings

Fig. 1 is a schematic structural view of the present invention;

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

fig. 3 is a schematic structural view of the button fixing plate of the present invention;

fig. 4 is a top view of the button fixing plate of the present invention;

FIG. 5 is a cross-sectional view taken along line A-A of FIG. 3;

FIG. 6 is a schematic view of the structure of the middle swing link of the present invention;

fig. 7 is a top view of the swing link of the present invention;

fig. 8 is a sectional view of B-B in fig. 6.

Description of the labels in the schematic: 1-a housing; 2-a silica gel cap; 3-a button; 4-button fixing piece; 5-oscillating bar; 6-a battery; 7-a microswitch; 8-a PCB board; 9-a screw; 41-lower plate; 42-fixing plate; 43-a connecting plate; 44-button holes; 45-fixing holes; 46-connecting hole; 51-a fixed shaft; 52-cantilever; 53-bulge; 54-resilient arms.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below, and it should be apparent that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1 and 2, this embodiment relates to a switch of electrical apparatus, and it includes shell 1, silica gel cap 2, button 3, pendulum rod 5, battery 6, micro-gap switch 7, PCB board 8, the PCB board pass through screw 9 horizontal installation inside shell 1, battery 6 locate PCB board 8 below and with PCB board 8 electricity be connected, micro-gap switch 7 is fixed in the below of PCB board 8 and is connected with PCB board 8 electricity, silica gel cap 2 install in the switch hole of shell 1, in silica gel cap 2 was located to the left end of button 3, in button 3 installed shell 1 through button stationary blade 4, the upper portion of pendulum rod 5 was connected on button stationary blade 4, the right-hand member of button 3 was connected with the middle part of pendulum rod 5 for when button 2 pressed, the right part and the micro-gap switch 7 contact of pendulum rod 5, let button 2 resume to wait to press the position through the resilience force of silica gel cap 2.

As shown in fig. 3 to 5, the button fixing piece includes 4 a lower plate 41, a fixing plate 42 and a connecting plate 43, the fixing plate 42 is symmetrically disposed on the upper portion of the lower plate 41 and is vertically fixed on the lower plate 41, and the connecting plate 43 is symmetrically disposed on the top portion of the lower plate 41; the center of the lower plate 41 is provided with a button hole 44, and the right part of the button 3 passes through the button hole 44; the fixing plate 42 is provided with a fixing hole 45, the connecting plate 43 is provided with a connecting hole 46, the fixing hole 45 and the connecting hole 46 are both in a semicircular structure, and the fixing plate 42 penetrates through the fixing hole 45 through a screw to be fixed on the shell 1.

As shown in fig. 6 to 8, a fixed shaft 51 is disposed at the top of the swing rod 5, a cantilever 52 is disposed at one side of the swing rod 5, a protrusion 53 is disposed at the end of the cantilever 52, and an elastic arm 54 is disposed at the other side of the swing rod 5; the fixed shaft 51 is embedded in the connecting hole 46 of the button fixing plate 4, so that the whole swing rod 5 can swing by taking the fixed shaft 51 as a rotating shaft, the elastic arm 54 is contacted with the right end of the button 3, and the bulge 53 is contacted with the micro switch 7 when the button 3 is pressed down.

The utility model discloses a theory of operation is:

the silica gel cap 2 is pressed, the silica gel cap 2 pushes the button 3, and the right end of the button 3 pushes the elastic arm 54 of the swing rod 5 in the horizontal direction; after the elastic arm 54 is pushed in the horizontal direction, the swing rod 5 makes a small-amplitude circular motion by taking the fixed shaft 51 as a circle center, and drives the protrusion 53 on the cantilever 52 to move upwards; the protrusion 53 presses the micro switch 7 on the PCB board 8; switching on a power supply, and starting the equipment; the button 3 is restored to the position to be pressed under the action of the resilience force of the silica gel cap 2.

The above only is the embodiment of the present invention, not limiting the patent scope of the present invention, all of which utilize the equivalent structure or equivalent flow transformation made by the content of the specification of the present invention, or directly or indirectly applied to other related technical fields, all included in the same way in the patent protection scope of the present invention.

Claims

1. The utility model provides a switch of electrical apparatus, its characterized in that, it includes shell, silica gel cap, button, pendulum rod, battery, micro-gap switch, PCB board, the PCB board pass through screw horizontal installation inside the shell, the battery is located PCB board below and is connected with PCB board electricity, micro-gap switch fixes in the below of PCB board and is connected with PCB board electricity, the silica gel cap install in the switch hole of shell, the left end of button is located in the silica gel cap, in the button passes through button stationary blade installation shell, the upper portion of pendulum rod is connected on the button stationary blade, the right-hand member of button is connected with the middle part of pendulum rod for when the button is pressed, the right part and the micro-gap switch contact of pendulum rod.

2. The switch of the electric appliance according to claim 1, wherein the button fixing piece comprises a lower plate, a fixing plate and a connecting plate, the fixing plate is symmetrically arranged on the upper part of the lower plate and vertically fixed on the lower plate, and the connecting plate is symmetrically arranged on the top of the lower plate; the center of the lower plate is provided with a button hole, and the right part of the button penetrates through the button hole; the fixing plate is provided with a fixing hole, the connecting plate is provided with a connecting hole, and the fixing plate penetrates through the fixing hole through a screw to be fixed on the shell.

3. The switch of the electric appliance according to claim 2, wherein a fixed shaft is arranged on the top of the swing rod, a cantilever is arranged on one side of the swing rod, a bulge is arranged on the end part of the cantilever, and an elastic arm is arranged on the other side of the swing rod; the fixed shaft is embedded in the connecting hole, the elastic arm is in contact with the right end of the button, and the protrusion is in contact with the microswitch when the button is pressed.

4. The switch of the electric appliance according to claim 2, wherein the fixing hole and the connecting hole are both of a semicircular structure.