CN111192802A

CN111192802A - Fuse switch capable of being recovered quickly

Info

Publication number: CN111192802A
Application number: CN202010104577.2A
Authority: CN
Inventors: 吴茂义; 吴冕
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-02-20
Filing date: 2020-02-20
Publication date: 2020-05-22

Abstract

The invention relates to the technical field of power equipment, in particular to a fuse switch capable of being recovered quickly. Including combination fuse, slider assembly, fuse centre gripping module, fixed part, combination fuse includes central support, pivot, a plurality of fuse, central support sets up pivot center department, the fuse sets up on the central support. The pivot setting is in but slider assembly is last and free rotation, fuse centre gripping module sets up on the fixed part and link to each other with external wire. The invention adopts the combined fuse, if one of the fuses is subjected to short-circuit protection, the slider assembly is drawn out, the knob is rotated to change the angle of the combined fuse, and then the combined fuse is inserted again, so that the combined fuse can be put into use. The normal working state is quickly recovered, and time is not wasted for preparing and replacing a new fuse. Therefore, the power failure time is short, the electrification can be recovered in a short time, and the production efficiency is indirectly improved.

Description

Fuse switch capable of being recovered quickly

Technical Field

The invention relates to the technical field of power equipment, in particular to a fuse switch capable of being recovered quickly.

Background

The principle of the fuse is that after the current exceeds a specified value for a period of time, the melt is melted by the heat generated by the fuse, and the circuit is broken. The fuse is widely applied to high-low voltage distribution systems, control systems and electric equipment as an overcurrent protector, and the fuse is often assembled with other accessories into a fuse assembly for a circuit in practical use. However, the existing fuses have a fatal defect that the fuses can be used only once and must be replaced after being fused. And a large amount of time must be wasted in the process of replacing the fuse, which affects the production.

Therefore, there is a need for a fuse that can be quickly replaced.

Disclosure of Invention

In order to solve the defects in the prior art, the invention provides a fuse switch capable of being recovered quickly.

The technical scheme of the invention is as follows:

the invention provides a fuse switch capable of being recovered quickly, which is characterized in that: including combination fuse, slider assembly, fuse centre gripping module, fixed part, combination fuse includes central support, pivot, a plurality of fuse, central support sets up pivot center department, the fuse sets up on the central support. The pivot setting is in but slider assembly is last and free rotation, fuse centre gripping module sets up on the fixed part and link to each other with external wire.

Further, the planar shape of the top view of the central support is circular, a fixing hole is formed in the center of the central support, the rotating shaft is vertically connected with the central support through the fixing hole, and the fuse is arranged on the central support by taking the axis of the central support as the center of a circle and uniformly dividing the circle.

Further, the slider assembly comprises a cross beam and 2 fixing plates, wherein the 2 fixing plates are respectively arranged at two ends of the cross beam, and the planar shape of the side view of the slider assembly is n-shaped. The combination fuse sets up between 2 fixed plates, be provided with spacing hole on the fixed plate, the pivot runs through spacing hole.

Further, the fixed part is a dovetail base, a plurality of sliding grooves are formed in the dovetail base, the sliding grooves are matched with the fixed plate, and the fuse clamping module is arranged in the dovetail base.

Further, the fixed part is the PCB board, fuse centre gripping module welding is in on the PCB board.

Further, the fixed part is the insulation board, fuse centre gripping module passes through connection structure and sets up on the insulation board.

Further, the connecting structure is provided as a screw.

Further, the top of the rotating shaft is provided with a knob.

Further, fuse centre gripping module includes fuse clamp, connecting plate, line ball frame, line ball screw, the fuse clamp pass through the connecting plate with the line ball frame is connected, fuse clamp, connecting plate, line ball frame are fixed on the fixed part. The central department of line ball frame is provided with the screw, the line ball screw sets up in the screw, outside wire presss from both sides through line ball screw and line ball frame, fuse and links as an organic whole.

The invention achieves the following beneficial effects:

the invention adopts the combined fuse, if one of the fuses is subjected to short-circuit protection, the slider assembly is drawn out, the knob is rotated to change the angle of the combined fuse, and then the combined fuse is inserted again, so that the combined fuse can be put into use. The normal working state is quickly recovered, and time is not wasted for preparing and replacing a new fuse. Therefore, the power failure time is short, the electrification can be recovered in a short time, and the production efficiency is indirectly improved.

Drawings

Fig. 1 is a diagram of an off state in embodiment 1.

Fig. 2 is a closing state diagram of embodiment 1.

FIG. 3 is a schematic structural view of example 2.

In the figure, 100, a combination fuse; 101. a central support; 102. a rotating shaft; 103. a knob; 104. a fuse; 200. a slider assembly; 201. a cross beam; 202. a fixing plate; 300. a fuse holding module; 301. a fuse clip; 302. a connecting plate; 303. pressing a wire frame; 304. a wire pressing screw; 400. a fixed part; 401. a dovetail-shaped base; 402. a chute.

Detailed Description

To facilitate an understanding of the present invention by those skilled in the art, specific embodiments thereof are described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1 to 2, the present invention provides a fast-recoverable fuse switch, including a combined fuse 100, a slider assembly 200, a fuse clamping module 300, and a fixing portion 400, where the combined fuse 100 includes a central support 101, a rotating shaft 102, and a plurality of fuses 104. The planar shape of the top view of the central support 101 is set to be circular, a fixing hole is arranged at the center of the central support 101, the rotating shaft 102 is vertically connected with the central support 101 through the fixing hole, the central support 101 is arranged at the center of the rotating shaft 102, and the fuse 104 is arranged on the central support 101 by taking the axis of the central support 101 as the center of a circle and uniformly dividing the circle.

The slider assembly 200 comprises a cross beam 201 and 2 fixing plates 202, wherein the 2 fixing plates 202 are respectively arranged at two ends of the cross beam 201, and the planar shape of the side view of the slider assembly 200 is n-shaped. The combined fuse 100 is disposed between 2 fixing plates 202, the fixing plates 202 are provided with limiting holes, the rotating shaft 102 penetrates through the limiting holes and can freely rotate, the top of the rotating shaft 102 is provided with a knob 103, and a user can rotate the combined fuse 100 by rotating the knob 103.

The fixing portion 400 is a dovetail-shaped base 401, a mounting groove is formed in the dovetail-shaped base 401, a plurality of sliding grooves 402 are formed in the mounting groove, the sliding grooves 402 are matched with the fixing plate 202, and the sliding block assembly 200 can move left and right along the sliding grooves 402.

Fuse centre gripping module 300 includes fuse clamp 301, connecting plate 302, wire pressing frame 303, line ball screw 304, fuse clamp 301 through connecting plate 302 with wire pressing frame 303 is connected, fuse clamp 301, connecting plate 302, wire pressing frame 303 are fixed the bottom of mounting groove. The center of the wire pressing frame 303 is provided with a screw hole, and the wire pressing screw 304 is arranged in the screw hole. When the fuse clip is used, an external wire is firstly wound on the wire pressing screw 304, and then the wire pressing screw 304 is screwed, so that the external wire is connected with the wire pressing frame 303 and the fuse clip 301 into a whole through the wire pressing screw 304.

Specifically, the working principle is as follows:

(1) the working state is as follows: the slider assembly 200 is at the right end of the chute 402, the fuse 104 is located in the fuse clip 301, and the circuit is in a conducting state.

(2) And (3) a disconnection state: the slider assembly 200 is pulled out to be positioned at the leftmost end of the sliding slot 402, and the fuse 104 is separated from the fuse clip 301, so that the circuit is in an open state.

(3) And (3) recovery process: after the short-circuit protection, the slider assembly 200 is pulled out to an off state. The combined fuse 100 is rotated to make the next intact fuse 104 located at the working position, and at this time, the slider assembly 200 is pushed to the right until it is located at the rightmost end of the sliding slot 402, the new fuse 104 is located in the fuse clip 301, the fuse 104 is in the re-conducting state, and the circuit can normally operate.

Example 2

As shown in fig. 3, the present embodiment provides a new fixing portion 400 while other components and their connection relationships of the present invention are unchanged.

The fixing part 400 is a PCB board on which the fuse clamping module 300 is welded.

Example 3

This embodiment provides a new fixing portion 400 while the other components of the present invention and their connection relationship are not changed.

The fixing part 400 is an insulating plate, and the fuse clamping module 300 is disposed on the insulating plate through a connection structure, which is a screw.

The above-described embodiments of the present invention do not limit the scope of the present invention. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A fast recovery fuse switch, comprising: the combined fuse comprises a central support, a rotating shaft and a plurality of fuses, wherein the central support is arranged at the center of the rotating shaft, and the fuses are arranged on the central support; the pivot setting is in but slider assembly is last and free rotation, fuse centre gripping module sets up on the fixed part and link to each other with external wire.

2. A fast recovery fuse switch as claimed in claim 1, wherein: the planar shape of the top view of the central support is circular, a fixing hole is formed in the center of the central support, the rotating shaft is perpendicularly connected with the central support through the fixing hole, and the fuse is arranged on the central support by taking the axis of the central support as the circle center and evenly dividing the circle.

3. A fast recovery fuse switch as claimed in claim 1 or 2, wherein: the sliding block assembly comprises a cross beam and 2 fixed plates, wherein the 2 fixed plates are respectively arranged at two ends of the cross beam, and the planar shape of the side view of the sliding block assembly is n-shaped; the combination fuse sets up between 2 fixed plates, be provided with spacing hole on the fixed plate, the pivot runs through spacing hole.

4. A fast recovery fuse switch as claimed in claim 3, wherein: the fixed part is a dovetail base, a plurality of sliding grooves are formed in the dovetail base and matched with the fixed plate, and the fuse clamping module is arranged in the dovetail base.

5. A fast recovery fuse switch as claimed in claim 3, wherein: the fixed part is the PCB board, fuse centre gripping module welding is in on the PCB board.

6. A fast recovery fuse switch as claimed in claim 3, wherein: the fixed part is an insulating plate, and the fuse clamping module is arranged on the insulating plate through a connecting structure.

7. A fast recovery fuse switch as claimed in claim 6, wherein: the connecting structure is set as a screw.

8. A fast recovery fuse switch as claimed in claim 4, 5 or 6, wherein: the top of the rotating shaft is provided with a knob.

9. A fast recovery fuse switch as claimed in claim 4, 5 or 6, wherein: the fuse clamping module comprises a fuse clamp, a connecting plate, a wire pressing frame and a wire pressing screw, the fuse clamp is connected with the wire pressing frame through the connecting plate, and the fuse clamp, the connecting plate and the wire pressing frame are fixed on the fixing part; the central department of line ball frame is provided with the screw, the line ball screw sets up in the screw, outside wire presss from both sides through line ball screw and line ball frame, fuse and links as an organic whole.