CN214477316U

CN214477316U - Fuse switch

Info

Publication number: CN214477316U
Application number: CN202023232288.5U
Authority: CN
Inventors: 郑鹤
Original assignee: Wenzhou Longyang Electric Appliance Co ltd
Current assignee: Wenzhou Longyang Electric Appliance Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-22
Anticipated expiration: 2030-12-29

Abstract

The utility model relates to the field of electrical switches, in particular to a fuse switch, which comprises a base and a panel, wherein the panel is rotatably connected with a toggle button, a first interface and a second interface are arranged in the base, a first metal bracket is arranged on the first interface, a first supporting part is formed at one end of the first metal bracket, a first movable rocker is arranged on the first supporting part, a first spring thimble is arranged at the bottom of the toggle button, one end of the first spring thimble is propped against the first movable rocker, the toggle button can control the first movable rocker to swing through the first spring thimble, a first movable contact is arranged at one side of the first movable rocker, an overload protection device is arranged in the base and comprises a first metal clamping piece and a second metal clamping piece, a first static contact matched and connected with the first movable contact is arranged on the first metal clamping piece, and the second metal clamping piece is connected with the second interface, the first metal clamping piece and the second metal clamping piece are connected through a fuse.

Description

Fuse switch

Technical Field

The utility model relates to an electrical switch field specifically is a fuse switch.

Background

The switch is a common electronic element in people's daily life, mainly used for controlling the opening or closing of electrical apparatus, and current switch function is generally more single, does not possess the function of protection electrical apparatus, and the electric current is too big when electrical apparatus uses or circular telegram for a long time, probably leads to electrical apparatus to be burnt out, causes unnecessary economic loss. Although some switches with protection functions appear on the market at present, after fuses of the switches are burnt out, the replacement process of the switches is complex, panels on the switches need to be detached, and the switches are inconvenient to use.

Disclosure of Invention

To the not enough of prior art, the utility model aims to: a switch with a fuse convenient to replace is provided.

The technical scheme of the utility model: a fuse switch comprises a base and a panel, wherein a shifting button is rotatably connected to the panel, a first interface and a second interface are arranged in the base, a first metal support is arranged on the first interface, a first supporting part is formed at one end of the first metal support, a first movable rocker is arranged on the first supporting part, a first spring ejector pin is arranged at the bottom of the shifting button, one end of the first spring ejector pin abuts against the first movable rocker, the shifting button can control the first movable rocker to swing through the first spring ejector pin, a first movable contact is arranged on one side of the first movable rocker, an overload protection device is arranged in the base and comprises a first metal clamping piece and a second metal clamping piece, a first fixed contact which is matched and connected with the first movable contact is arranged on the first metal clamping piece, the second metal clamping piece is connected with the second interface, the first metal clamping piece and the second metal clamping piece are connected through a fuse.

Furthermore, grooves are formed in the first metal clamping piece and the second metal clamping piece, and two ends of the fuse are connected to the grooves of the first metal clamping piece and the second metal clamping piece respectively.

Furthermore, arc sections matched with the periphery of the fuse are formed in grooves of the first metal clamping piece and the second metal clamping piece.

Further, be formed with the installation cavity in the panel, be equipped with the connecting block in the installation cavity, the top of connecting block is equipped with inside sunken breach, the bottom of connecting block is equipped with the cell body that holds the fuse.

Furthermore, an extension rod is formed at the lower end face of the groove body, and the extension rods extend outwards from two sides of the groove body respectively until the extension rods are equal to the fuse.

Furthermore, the bottom of the panel is connected with a grounding wire inserting piece, and a grounding wire interface corresponding to the grounding wire inserting piece is arranged in the base.

Further, still be equipped with second spring thimble on dialling the button, be equipped with third interface and fourth interface in the base, be equipped with the second metal support on the third interface, the one end of second metal support is formed with the second supporting part, is equipped with the second activity wane on the second supporting part, the second spring thimble supports on the second activity wane, the swing takes place through dialling button control for second activity wane and first activity wane, second activity wane one side is equipped with the second movable contact, be equipped with the metal splicing in the fourth interface, be equipped with the second stationary contact who is connected with the cooperation of second movable contact on the metal splicing.

Furthermore, a fluorescent block is embedded on the panel.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

1. the utility model discloses be equipped with the fuse in the base, when on-off control electrical apparatus was opened, the electric current flowed in from first kneck, passed fuse flow direction second interface, and the fuse plays overload protection effect, and when the electric current was too big, the fuse was automatic to be blown, prevented that electrical apparatus from receiving the harm.

2. The utility model discloses the fuse in the base is installed in the connecting block of panel, and during the fuse of change, only need extract the connecting block on the panel, change on the connecting block the fuse can, make things convenient for the fuse to change.

3. The utility model discloses still be equipped with the third interface and the fourth interface of connecting the zero line in the base, together realize being connected and the disconnection through dialling the button control with the live wire, make the security performance of switch better.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic view of the panel structure of the present invention

FIG. 2 is a schematic view of a base structure

FIG. 3 is a schematic view of the internal structure of the base

FIG. 4 is a second schematic view of the internal structure of the base

FIG. 5 is a schematic diagram of a fuse connection structure

FIG. 6 is a schematic view of a connecting block structure

FIG. 7 is a schematic view of a toggle structure

In the figure: 10-base, 20-panel, 101-first interface, 102-second interface, 103-first metal support, 104-first supporting part, 105-first movable rocker, 106-first moving contact, 107-first metal clip, 108-second metal clip, 109-first fixed contact, 110-fuse, 111-groove, 112-arc section, 113-ground wire interface, 115-third interface, 116-fourth interface, 117-second metal support, 118-second supporting part, 119-second movable rocker, 120-second moving contact, 121-metal tab, 122-second fixed contact, 201-toggle button, 202-first spring ejector pin, 204-connecting block, 205-notch, 206-trough body, 207-extension rod, 208-ground wire insert, 209-fluorescent block, 210-second pogo pin.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of 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 to 5, a fuse switch includes a base 10 and a panel 20, wherein a toggle 201 is rotatably connected to the panel 20, a first interface 101 and a second interface 102 are disposed in the base 10, a first metal bracket 103 is disposed on the first interface 101, a first supporting portion 104 is formed at one end of the first metal bracket 103, a first movable rocker 105 is disposed on the first supporting portion 104, a first spring thimble 202 is disposed at the bottom of the toggle 201, one end of the first spring thimble 202 abuts against the first movable rocker 105, the toggle 201 can control the first movable rocker 105 to swing through the first spring thimble 202, a first movable contact 106 is disposed at one side of the first movable rocker 105, an overload protection device is disposed in the base 10, the overload protection device includes a first metal clip 107 and a second metal clip 108, a first stationary contact 109 cooperatively connected to the first movable contact 106 is disposed on the first metal clip 107, the second metal clip 108 is connected to the second interface 102, and the first metal clip 103 and the second metal clip 108 are connected through a fuse 110. Specifically, the utility model discloses be equipped with first interface 101 and second interface 102 in the switch and be used for connecting live wire and electrical apparatus, dial button 201 on the panel 20 is used for controlling live wire intercommunication or disconnection, dial button 201 takes place the swing through first movable wane 105 of first spring thimble 202 control, when first movable contact 106 on first movable wane 105 and first stationary contact 109 cooperation on the first metal clamping piece 107 are connected, the electric current gets into the switch from first interface 101 in, and pass first metal clamping piece 107 and second metal clamping piece 108, and fuse 110 between the two, carry to second interface 102, then electrical apparatus circular telegram, fuse 110 is used for measuring current's size, prevent that the electric current is too big, lead to electrical apparatus to be burnt out, when first movable contact 106 and first stationary contact 109 disconnection, then connect the live wire disconnection on base 10, the electrical apparatus cuts off the power supply.

Furthermore, grooves 111 are formed in the first metal clip piece 107 and the second metal clip piece 108, and two ends of the fuse 110 are respectively connected to the grooves 111 of the first metal clip piece 107 and the second metal clip piece 108. Specifically, two ends of the fuse 110 are respectively installed in the grooves 111 of the first metal clip 107 and the second metal clip 108, so as to facilitate the installation and removal of the fuse 110.

Further, a circular arc section 112 matching with the outer periphery of the fuse 110 is formed in the groove 111 of the first metal clip 107 and the second metal clip 108. Specifically, an arc section 112 is formed in a groove 111 of the first metal clip 107 and the second metal clip 108, and the arc section 112 can be engaged with an outer periphery of the fuse 110, so as to fix the fuse 110 in the groove 111.

Further, a mounting cavity is formed in the panel 20, a connecting block 204 is arranged in the mounting cavity, an inward concave notch 205 is formed in the top of the connecting block 204, and a groove 206 for accommodating the fuse 110 is formed in the bottom of the connecting block 204. Specifically, the fuse 110 is further installed on the connection block 204 of the panel 20, and when the fuse 110 is replaced, the connection block 204 is taken out from the installation cavity through the notch 205 on the panel 20, so that the fuse 110 is taken out from the first metal clip 107 and the second metal clip 108, and the fuse 110 is convenient to replace.

As shown in fig. 6, an extension rod 207 is formed on the lower end surface of the slot 206, and the extension rods 207 extend outwards from two sides of the slot 206 respectively until the length of the extension rods is equal to that of the fuse 110. Specifically, the connecting block 204 is provided with the fuse 110 through the slot 206, the extension rod 207 is formed on the lower end surface of the slot 206, and the extension rod 207 is as long as the fuse 110 and is installed on the first metal clip 107 and the second metal clip 108 together with the fuse 110, so that the fuse 110 can be smoothly taken out of the base 10.

Further, the bottom of the panel 20 is connected with a ground wire insertion piece 208, and a ground wire interface 113 corresponding to the ground wire insertion piece 208 is arranged in the base 10. Specifically, the base 10 is provided with a ground wire interface 113 to prevent the panel 20 from leaking electricity.

As shown in fig. 4 and 6, the toggle 201 is further provided with a second pogo pin 210, the base 10 is provided with a third interface 115 and a fourth interface 116, the third interface 115 is provided with a second metal bracket 117, one end of the second metal bracket 117 is formed with a second supporting portion 118, the second supporting portion 118 is provided with a second movable rocker 119, the second pogo pin 210 abuts against the second movable rocker 119, the second movable rocker 119 and the first movable rocker 105 are controlled by the toggle 201 to swing, one side of the second movable rocker 119 is provided with a second movable contact 117, the fourth interface 116 is provided with a metal contact piece 121, and the metal contact piece 121 is provided with a second stationary contact 122 cooperatively connected with the second movable contact 120. Specifically, the base 10 is further provided with a third interface 115 and a fourth interface 116 for connecting a neutral line of a power supply, and the second movable rocker 119 is controlled to swing by the second spring thimble 210 on the toggle button 201, so that the second movable contact 117 and the second stationary contact 122 are connected or disconnected, and the toggle button 201 simultaneously controls whether a live zero line connected to the base 10 is disconnected.

Further, the panel 20 is embedded with a fluorescent block 209. In particular, the phosphor block 209 facilitates the display of the position of the switch in the dark.

The above-mentioned embodiment is only the preferred embodiment of the present invention, and does not limit the protection scope of the present invention according to this, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. A fuse switch comprises a base (10) and a panel (20), wherein the panel (20) is rotatably connected with a toggle button (201), a first interface (101) and a second interface (102) are arranged in the base (10), a first metal support (103) is arranged on the first interface (101), a first supporting part (104) is formed at one end of the first metal support (103), a first movable rocker (105) is arranged on the first supporting part (104), a first spring thimble (202) is arranged at the bottom of the toggle button (201), one end of the first spring thimble (202) is propped against the first movable rocker (105), the toggle button (201) can control the first movable rocker (105) to swing through the first spring thimble (202), the fuse switch is characterized in that a first movable contact (106) is arranged on one side of the first movable rocker (105), and an overload protection device is arranged in the base (10), the overload protection device comprises a first metal clamping piece (107) and a second metal clamping piece (108), wherein a first fixed contact (109) which is matched and connected with the first movable contact (106) is arranged on the first metal clamping piece (107), the second metal clamping piece (108) is connected with the second interface (102), and the first metal clamping piece (107) is connected with the second metal clamping piece (108) through a fuse (110).

2. The fuse switch according to claim 1, characterized in that the first metal clip piece (107) and the second metal clip piece (108) are formed with a groove (111), and the fuse (110) is connected at its two ends in the grooves (111) of the first metal clip piece (107) and the second metal clip piece (108), respectively.

3. The fuse switch according to claim 2, characterized in that the first metal clip piece (107) and the second metal clip piece (108) have a circular arc section (112) formed in the groove (111) thereof, which fits the outer circumference of the fuse (110).

4. The fuse switch according to claim 1, characterized in that a mounting cavity is formed in the panel (20), a connecting block (204) is arranged in the mounting cavity, an inwardly recessed notch (205) is arranged at the top of the connecting block (204), and a groove (206) for accommodating the fuse (110) is arranged at the bottom of the connecting block (204).

5. The fuse switch according to claim 4, characterized in that the lower end face of the slot (206) is formed with an extension rod (207), and the extension rods (207) extend outwards from both sides of the slot (206) respectively until the length of the extension rods is equal to that of the fuse (110).

6. The fuse switch of claim 1, wherein a ground wire insertion tab (208) is connected to the bottom of the panel (20), and a ground wire interface (113) corresponding to the ground wire insertion tab (208) is disposed in the base (10).

7. The fuse switch of claim 1, wherein the toggle button (201) further comprises a second pogo pin (210), a third interface (115) and a fourth interface (116) are arranged in the base (10), a second metal bracket (117) is arranged on the third interface (115), a second supporting part (118) is formed at one end of the second metal bracket (117), a second movable rocker (119) is arranged on the second supporting part (118), the second spring thimble (210) abuts against the second movable rocker (119), the second movable rocker (119) and the first movable rocker (105) are controlled by the toggle button (201) to swing, a second movable contact (120) is arranged on one side of the second movable rocker (119), a metal connecting piece (121) is arranged in the fourth interface (116), and a second fixed contact (122) which is connected with the second movable contact (120) in a matched mode is arranged on the metal connecting piece (121).

8. The fuse switch of claim 1, wherein the faceplate (20) has a phosphor block (209) embedded therein.