CN216084667U

CN216084667U - Switch with leakage protection function

Info

Publication number: CN216084667U
Application number: CN202122211723.4U
Authority: CN
Inventors: 不公告发明人
Original assignee: Dongguan Jinbeili Electric Appliance Technology Co ltd
Current assignee: Dongguan Jinbeili Electric Appliance Technology Co ltd
Priority date: 2021-09-14
Filing date: 2021-09-14
Publication date: 2022-03-18
Anticipated expiration: 2031-09-14

Abstract

The utility model relates to the technical field of leakage protection, in particular to a switch with a leakage protection function, which comprises a protection shell, wherein a protective cover is fixedly arranged on the outer side of the protection shell, a corresponding switch device is rotatably arranged on the protective cover, a corresponding test button and a reset button are arranged on the outer side of the protective cover, a corresponding electric connection element is fixedly arranged on the inner side of the protection shell, an arc extinguishing assembly is arranged on the outer periphery of the electric connection element, the arc extinguishing assembly comprises a plurality of arc extinguishing pieces, open slots corresponding to the electric connection element are respectively arranged on the arc extinguishing pieces, arc extinguishing grooves are respectively arranged at the outer ends of the arc extinguishing pieces, a gas detector is fixedly arranged on the inner side of the protection shell, and a corresponding controller is arranged on the inner side of the protection shell. The gas detector can detect leaked gas, and then the controller cuts off a circuit; meanwhile, the warning lamp flashes to give an alarm to remind personnel of gas leakage, and safety is improved.

Description

Switch with leakage protection function

Technical Field

The utility model relates to the technical field of leakage protection, in particular to a switch with a leakage protection function.

Background

The earth leakage protection switch is a switching element which can not only turn on or off a main circuit as in other circuit breakers, but also has a function of detecting and judging leakage current, and when leakage or insulation breakdown occurs in the main circuit, the earth leakage protection switch can turn on or off the main circuit according to the judgment result. It can be matched with fuse and thermal relay to form a low-voltage switch element with complete function;

however, the existing leakage protection switch only has the functions of leakage protection and manual power on and off, a power supply cannot be automatically disconnected when gas leaks at home, electric arcs generated by electrical equipment can ignite the gas, and then safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defect that an arc extinguishing device is not arranged in a leakage protection switch in the prior art, and provides the switch with the leakage protection function.

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

a switch with the leakage protection function is designed, which comprises a protection shell, wherein a protective cover is fixedly arranged on the outer side of the protection shell, the protection cover is rotatably provided with a corresponding switch, the outer side of the protection cover is provided with a corresponding test button and a reset button, the inner side of the protective shell is fixedly provided with a corresponding electric connecting element, the extension of the electric connecting element is provided with an arc extinguishing component, the arc extinguishing assembly comprises a plurality of arc extinguishing pieces which are uniformly and fixedly arranged on the inner wall of the protective shell along the vertical direction, open slots corresponding to the power connection elements are arranged on the arc extinguishing plates, arc extinguishing grooves are arranged at the outer ends of the arc extinguishing plates, the inboard fixed mounting of protection casing has the gas detector, corresponding controller is installed to the inboard of protection casing, gas detector and controller signal connection.

Preferably, a micro fan is fixedly mounted at the top end of the inner side of the protection shell and electrically connected with the controller.

Preferably, the outside fixed mounting of visor has corresponding warning light, warning light and controller electric connection.

Preferably, the equal fixed mounting in both sides of protection casing has radiator unit, radiator unit includes the heat-conducting plate, a plurality of set screws are installed to the inboard screw thread of heat-conducting plate, the inner wall at the protection casing is installed through set screw to the heat-conducting plate.

Preferably, the inner side of the heat dissipation plate is fixedly provided with the heat dissipation plate, the heat dissipation plate penetrates through the side wall of the protection shell, the outer side of the heat dissipation plate is fixedly provided with a plurality of heat dissipation fins, and the heat dissipation fins are uniformly distributed on the heat dissipation plate.

The switch with the leakage protection function has the advantages that: the gas detector can detect leaked gas and send a signal to the controller, then the controller cuts off a circuit, and then sends a command to start the micro fan and enable the warning lamp to flicker, and the micro fan can blow away the gas to prevent the gas from gathering in the protective shell to avoid fire; the warning lamp flashes to give an alarm to remind personnel that gas leakage occurs

Drawings

Fig. 1 is a schematic structural diagram of a switch with a leakage protection function according to the present invention;

fig. 2 is a schematic structural diagram of an interior of a switch with a leakage protection function according to the present invention;

fig. 3 is a schematic structural diagram of an arc extinguishing assembly of a switch with a leakage protection function according to the present invention;

fig. 4 is a schematic structural diagram of a heat dissipation assembly of a switch with a leakage protection function according to the present invention.

In the figure: the gas detector comprises a protective shell 1, a protective cover 2, a switch 3, a test button 4, a reset button 5, a warning lamp 6, a power connection element 11, an arc extinguishing component 12, an arc extinguishing piece 121, an arc extinguishing groove 122, an open slot 123, a heat dissipation component 13, a heat conduction plate 131, a positioning screw 132, a heat dissipation plate 133, a heat dissipation fin 134, a micro fan 14, a gas detector 15 and a controller 16.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in 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.

Example 1:

referring to fig. 1-3, a switch with a leakage protection function includes a protection housing 1, a protection cover 2 is fixedly installed on the outer side of the protection housing 1, a corresponding switch 3 is rotatably installed on the protection cover 2, a corresponding test button 4 and a reset button 5 are installed on the outer side of the protection cover 2, a corresponding power connection element 11 is fixedly installed on the inner side of the protection housing 1, an arc extinguishing assembly 12 is installed on the extension of the power connection element 11, the arc extinguishing assembly 12 includes a plurality of arc extinguishing plates 121, the arc extinguishing plates 121 are uniformly and fixedly installed on the inner wall of the protection housing 1 along the vertical direction, open slots 123 corresponding to the power connection element 11 are respectively formed on the arc extinguishing plates 121, and arc extinguishing grooves 122 are respectively formed at the outer ends of the arc extinguishing plates 121; the arc-extinguishing piece 121 can prevent the generation of electric arc to ignite leaked fuel gas.

The inner side of the protective shell 1 is fixedly provided with a gas detector 15, the inner side of the protective shell 1 is provided with a corresponding controller 16, and the gas detector 15 is in signal connection with the controller 16; the top end of the inner side of the protective shell 1 is fixedly provided with a micro fan 14, and the micro fan 14 is electrically connected with a controller 16; the outer side of the protection cover 2 is fixedly provided with a corresponding warning lamp 6, and the warning lamp 6 is electrically connected with the controller 16. The gas detector 15 can detect leaked gas and send a signal to the controller 16, then the controller 16 cuts off a circuit, and then sends a command to start the micro fan 14 and flash the warning lamp 6, and the micro fan 14 can blow away the gas to prevent the gas from gathering in the protective shell 1 and avoiding fire; the warning lamp 6 can give an alarm to remind people of gas leakage.

Example 2:

referring to fig. 1 to 4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that heat dissipation assemblies 13 are fixedly mounted on both sides of a protective housing 1, each heat dissipation assembly 13 includes a heat conduction plate 131, a plurality of set screws 132 are threadedly mounted on the inner side of the heat conduction plate 131, the heat conduction plate 131 is mounted on the inner wall of the protective housing 1 through the set screws 132, a heat dissipation plate 133 is fixedly mounted on the inner side of the heat conduction plate 131, the heat dissipation plate 133 penetrates through the side wall of the protective housing 1, a plurality of heat dissipation fins 134 are fixedly mounted on the outer side of the heat dissipation plate 133, and the heat dissipation fins 134 are uniformly distributed on the heat dissipation plate 133. The heat inside the protection casing 1 can be conducted out through the heat conducting plate 131, then the heat conducting plate 131 transfers the heat to the heat dissipation plate 133 and the heat dissipation fins 134, and the heat dissipation plate 133 and the heat dissipation fins 134 can contact with the air to realize rapid heat dissipation, so that the switch damage caused by the overhigh temperature inside the protection casing 1 is avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a switch with earth leakage protection function, includes protection casing (1), the outside fixed mounting of protection casing (1) has visor (2), rotate on visor (2) and install corresponding switch ware (3), corresponding test button (4) and reset button (5) are installed to the outside of visor (2), its characterized in that, the inboard fixed mounting of protection casing (1) has corresponding electric elements (11) that connect, connect the extension of electric elements (11) to install arc extinguishing subassembly (12), arc extinguishing subassembly (12) include a plurality of arc extinguishing pieces (121), arc extinguishing piece (121) are along the even fixed mounting of vertical direction on the inner wall of protection casing (1), all set up on arc extinguishing piece (121) and connect electric elements (11) corresponding open slot (123), arc extinguishing groove (122) have all been seted up to the outer end of arc extinguishing piece (121), the inboard fixed mounting of protection casing (1) has gas detector (15), corresponding controller (16) are installed to the inboard of protection casing (1), gas detector (15) and controller (16) signal connection.

2. The switch with the earth leakage protection function according to claim 1, wherein a micro-fan (14) is fixedly installed at the top end of the inner side of the protection casing (1), and the micro-fan (14) is electrically connected with the controller (16).

3. A switch with earth leakage protection function according to claim 2, characterized in that a corresponding warning light (6) is fixedly installed on the outer side of the protection cover (2), and the warning light (6) is electrically connected with the controller (16).

4. The switch with the earth leakage protection function according to claim 3, wherein the heat sink assembly (13) is fixedly mounted on both sides of the protection casing (1), the heat sink assembly (13) comprises a heat conducting plate (131), a plurality of positioning screws (132) are threadedly mounted on the inner side of the heat conducting plate (131), and the heat conducting plate (131) is mounted on the inner wall of the protection casing (1) through the positioning screws (132).

5. The switch with the earth leakage protection function according to claim 4, wherein a heat dissipation plate (133) is fixedly installed on the inner side of the heat conduction plate (131), the heat dissipation plate (133) penetrates through the side wall of the protection casing (1), a plurality of heat dissipation fins (134) are fixedly installed on the outer side of the heat dissipation plate (133), and the heat dissipation fins (134) are uniformly distributed on the heat dissipation plate (133).