CN218918769U

CN218918769U - Power fuse

Info

Publication number: CN218918769U
Application number: CN202222893519.XU
Authority: CN
Inventors: 龚艳玲; 程航宁; 苏高扬
Original assignee: Yicheng Power Supply Co Of State Grid Hubei Electric Power Co ltd; Xiangyang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Current assignee: Yicheng Power Supply Co Of State Grid Hubei Electric Power Co ltd; Xiangyang Power Supply Co of State Grid Hubei Electric Power Co Ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-04-25
Anticipated expiration: 2032-10-31

Abstract

The utility model discloses a power fuse which comprises a fuse body, wherein a fuse core is arranged in the fuse body, and the power fuse also comprises two mounting plates fixed on the back of the fuse body, wherein mounting assemblies which are convenient to mount with a track base are arranged on the two mounting plates. According to the electric power fuse, the installation and the disassembly of the fuse body on the track base are facilitated through the installation assembly, the multi-angle adjustment control and the core installation and the replacement of the fuse body can be facilitated through the disassembly of the fuse body on the track base, and the operation and the use of the fuse body are further facilitated.

Description

Power fuse

Technical Field

The utility model belongs to the technical field of fuses, and particularly relates to a power fuse.

Background

The utility model provides a track type power fuse is a common power fuse of convenient quick installation, and track type power fuse is when the installation, through the spout at the fuse back and the mutually supporting of track base, with fuse slidable mounting on the track base, a plurality of fuses are installed the back on the track base, in order to avoid the fuse landing on the track base, with the both ends card of track base go into the dog and install the track base in appointed position through the mode of screw thread.

Install the fuse on track base, along with the change of service conditions, need change different cores at the fuse, and the fuse is at the in-process of changing the core, because the spacing of track base self and the barrier effect at track base both ends cause the fuse to be inconvenient for directly tear down and change, and slidable mounting is because unable rotation adjustment of installation angle on the track base, causes the comparatively inconvenient of core operation at the in-process of changing, the operation of the fuse of being inconvenient for uses.

The present utility model has been made in view of this.

Disclosure of Invention

In order to solve the technical problems, the utility model adopts the basic conception of the technical scheme that:

the utility model provides a power fuse, includes the fuse body, the inside of fuse body is provided with the fuse core, still including fixing two mounting panels at the fuse body back, two be provided with on the mounting panel be convenient for with track base installation's installation component.

The installation assembly comprises an installation cavity which is formed in the installation plate, two sliding grooves are formed in one side, opposite to the installation plate, of the installation plate, the sliding grooves are communicated with the inside of the installation cavity, the two sliding grooves are connected with baffle plates which are used for limiting and blocking the track base in a sliding mode, a connecting assembly used for connecting the baffle plates is arranged in the installation cavity, and a transmission assembly used for shrinking the baffle plates is arranged on the installation plate.

The connecting assembly comprises a plurality of first sleeves fixed at one end of the baffle, each first sleeve is connected with a first sliding rod in a sliding manner, the other end of each first sliding rod is fixed with the inner wall of the installation cavity, each first sleeve is sleeved with a first spring on the side wall of the first sleeve, and two ends of each first spring are respectively connected with the inner wall of the installation cavity and the baffle.

The transmission assembly comprises a transmission plate arranged in the installation cavity, an inclined plane is formed in one side, close to the baffle, of the transmission plate, a fixing pin is fixed on one side, located inside the installation cavity, of the baffle, the fixing pin is arranged against the inclined plane, and the installation plate is provided with a pushing assembly for pushing the transmission plate and a guiding assembly for guiding in the pushing process.

The pushing assembly comprises a square groove arranged on the mounting plate, a pushing plate is connected to the square groove in a sliding mode, and the pushing plate is fixed with the transmission plate.

The guide assembly comprises a plurality of second sleeves fixed in the installation cavity, each second sleeve is connected with a second sliding rod in a sliding manner, the other end of each second sliding rod is fixed with the transmission plate, a second spring is sleeved on the side wall of each second sleeve, and two ends of the second spring are respectively connected with the inner wall of the installation cavity and the transmission plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the electric power fuse, the installation and the disassembly of the fuse body on the track base are facilitated through the installation assembly, the multi-angle adjustment control and the core installation and the replacement of the fuse body can be facilitated through the disassembly of the fuse body on the track base, and the operation and the use of the fuse body are further facilitated.

The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.

Drawings

In the drawings:

FIG. 1 is a schematic diagram of the overall outline structure of the present utility model;

FIG. 2 is a schematic diagram of the power fuse and rail mount of the present utility model;

FIG. 3 is a schematic view of a mounting assembly of the present utility model;

FIG. 4 is a schematic view of a driving assembly and a pushing assembly according to the present utility model;

FIG. 5 is an enlarged view of FIG. 3 at A;

fig. 6 is an enlarged view at B in fig. 4.

In the figure: 1-a fuse body; 2-a track base; 3-mounting plates; 401-mounting cavity; 402-a sliding groove; 403-baffle; 501-a first sleeve; 502-a first slide bar; 503-a first spring; 601-a drive plate; 602-inclined plane; 603-fixing pins; 701-square groove; 702-pushing the plate; 801-a second sleeve; 802-a second slide bar; 803-second spring.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model.

As shown in fig. 1 to 6, a power fuse includes a fuse body 1, a fuse core is provided in the fuse body 1, two mounting plates 3 are fixed on the back of the fuse body 1, and mounting components which are convenient to mount on a track base 2 are provided on the two mounting plates 3.

The installation component is including seting up the installation cavity 401 on mounting panel 3, sliding tray 402 has been seting up to two opposite one sides of mounting panel 3, sliding tray 402 communicates with each other with the inside of installation cavity 401 and sets up, sliding connection has baffle 403 that is used for spacing the blocking of track base 2 on two sliding tray 402, the inside of installation cavity 401 is provided with the coupling assembling who is used for baffle 403 to connect, be provided with the drive assembly who is used for baffle 403 shrink on the mounting panel 3, through the installation subassembly, the installation and the disassembly of fuse body 1 on track base 2 of being convenient for, the fuse body 1 of being convenient for can carry out the regulation control of multi-angle and carry out the core installation and change, further the operation of being convenient for fuse body 1 uses.

The coupling assembling is including fixing a plurality of first sleeve pipes 501 at baffle 403 one end, sliding connection has first slide bar 502 on each first sleeve pipe 501, the other end of first slide bar 502 is fixed mutually with the inner wall of installation cavity 401, the cover is equipped with first spring 503 on the lateral wall of each first sleeve pipe 501, the both ends of first spring 503 are connected with the inner wall of installation cavity 401 and baffle 403 respectively, through each first sleeve pipe 501 and first slide bar 502, the motion to atress backplate 403 is led, through each first spring 503, the reset motion of baffle 403 after the motion of being convenient for.

The transmission assembly comprises a transmission plate 601 arranged in the installation cavity 401, an inclined plane 602 is arranged on one side, close to the baffle plate 403, of the transmission plate 601, a fixing pin 603 is fixed on one side, located inside the installation cavity 401, of the baffle plate 403, the fixing pin 603 is arranged against the inclined plane 602, a pushing assembly used for pushing the transmission plate 601 and a guiding assembly used for guiding in the pushing process are arranged on the installation plate 3, and the two stressed baffle plates 403 can be conveniently contracted towards the installation cavities 401 inside the two installation plates 3 respectively through the transmission assembly and the connecting assembly.

The pushing assembly comprises a square groove 701 formed in the mounting plate 3, the square groove 701 is connected with a pushing plate 702 in a sliding mode, the pushing plate 702 is fixed with the transmission plate 601, and pushing of the transmission plate 601 is facilitated through the pushing assembly.

The guiding component comprises a plurality of second sleeves 801 fixed in the installation cavity 401, each second sleeve 801 is connected with a second sliding rod 802 in a sliding manner, the other end of each second sliding rod 802 is fixed with the transmission plate 601, a second spring 803 is sleeved on the side wall of each second sleeve 801, two ends of each second spring 803 are respectively connected with the inner wall of the installation cavity 401 and the transmission plate 601, and the motion of the transmission plate 601 is guided through each second sleeve 801 and the second sliding rod 802, and the reset motion of the transmission plate 601 after pushing is facilitated through each second spring 803.

When the electric power fuse is used, the track base 2 passes through the two mounting plates 3, after the electric power fuse passes through the two mounting plates, the fuse body 1 is slidably mounted on the track base 2 through the blocking effect of the baffle plates 403 on the two mounting plates 3, after the plurality of fuse bodies 1 are slidably connected on the track base 2, the two ends of the track base 2 are clamped into the baffle blocks, the track base 2 is mounted at a designated position in a threaded mounting mode, so that the simultaneous mounting of the plurality of fuse bodies 1 is realized, and the mounting efficiency of the fuse bodies 1 is improved;

in the process that the core of a certain fuse body 1 on the track base 2 needs to be replaced, two pushing plates 702 on the fuse body 1 are pushed to enable two transmission plates 601 to respectively lean against two baffle plates 403 to move, in the process that the two transmission plates 601 move, the baffle plates 403 are driven to move under the force of extrusion action between inclined planes 602 and fixed pins 603, in the process that the baffle plates 403 move, the two forced baffle plates 403 respectively lean against mounting cavities 401 inside two mounting plates 3 to shrink under the guiding action of each first sleeve 501 and each first sliding rod 502, the two baffle plates 403 are not blocked with the track base 2 any more, at the moment, the fuse body 1 can be taken down from the track base 2 to be replaced, the fuse body 1 taken down from the track base 2 can be subjected to multi-angle adjustment control, the installation and replacement of the core are facilitated, and the operation and the use of the fuse body 1 are further facilitated;

after the core on the fuse body 1 is installed and replaced, the two baffles 403 are driven to shrink again through transmission, the two baffles 403 are convenient to push the fuse body 1 to enable the track base 2 to be located between the two mounting plates 3 through shrinkage of the two baffles 403, after pushing is completed, transmission of the two baffles 403 is loosened, the baffles 403 reset under the action of the elastic force of the first springs 503 and block the track base 2, and reinstallation and use of the fuse body 1 on the track base 2 are completed.

Claims

1. A power fuse, comprising:

a fuse body (1), wherein a fuse core is arranged in the fuse body (1);

characterized by further comprising:

the two mounting plates (3) are fixed on the back of the fuse body (1), and mounting assemblies which are convenient to mount with the track base (2) are arranged on the two mounting plates (3);

the installation component is including seting up installation cavity (401) on mounting panel (3), two sliding tray (402) have been seted up to one side that mounting panel (3) are relative, sliding tray (402) communicate with each other with the inside of installation cavity (401) and set up, two sliding tray (402) are last sliding connection have baffle (403) that are used for spacing the blocking of track base (2), the inside of installation cavity (401) is provided with the coupling assembling that is used for baffle (403) to connect, be provided with the drive assembly that is used for baffle (403) shrink on mounting panel (3).

2. A power fuse as claimed in claim 1, wherein the connecting assembly comprises a plurality of first sleeves (501) fixed at one ends of the baffles (403), each first sleeve (501) is slidably connected with a first slide bar (502), the other ends of the first slide bars (502) are fixed with the inner wall of the mounting cavity (401), a first spring (503) is sleeved on the side wall of each first sleeve (501), and two ends of the first spring (503) are connected with the inner wall of the mounting cavity (401) and the baffles (403) respectively.

3. A power fuse as claimed in claim 2, characterized in that the transmission assembly comprises a transmission plate (601) arranged in the mounting cavity (401), an inclined plane (602) is formed on one side of the transmission plate (601) close to the baffle plate (403), a fixing pin (603) is fixed on one side of the baffle plate (403) positioned in the mounting cavity (401), the fixing pin (603) is arranged against the inclined plane (602), and a pushing assembly for pushing the transmission plate (601) and a guiding assembly guiding in the pushing process are arranged on the mounting plate (3).

4. A power fuse as recited in claim 3, wherein the pushing assembly comprises a square groove (701) formed on the mounting plate (3), a pushing plate (702) is slidably connected to the square groove (701), and the pushing plate (702) is fixed to the driving plate (601).

5. A power fuse as claimed in claim 4, wherein the guide assembly comprises a plurality of second bushings (801) fixed in the mounting cavity (401), each second bushing (801) is slidably connected with a second slide bar (802), the other end of each second slide bar (802) is fixed with the transmission plate (601), a second spring (803) is sleeved on the side wall of each second bushing (801), and two ends of each second spring (803) are connected with the inner wall of the mounting cavity (401) and the transmission plate (601) respectively.