CN216016415U

CN216016415U - Lightning arrester convenient to overhaul for electric power system

Info

Publication number: CN216016415U
Application number: CN202122068805.8U
Authority: CN
Inventors: 崔晓芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2022-03-11
Anticipated expiration: 2031-08-31

Abstract

The utility model discloses a lightning arrester for electric power system convenient to overhaul, including lightning arrester body and insulating base, the bottom fixedly connected with inserted bar of lightning arrester body, the bottom fixedly connected with fixture block of inserted bar, the top fixedly connected with mount pad of insulating base, the socket has been seted up at the top of mount pad, the inner wall fixedly connected with positioning disk of mount pad, the top of positioning disk has been seted up the draw-in groove, the outer wall of positioning disk evenly fixedly connected with a plurality of round pin axles; the utility model discloses a set up worm-gear ring, worm, pivot, positioning disk, draw-in groove, fixture block, inserted bar, movable block, connecting rod etc. and rotate the handle and drive the movable block and rotate around the round pin axle that corresponds to make a plurality of movable blocks fold each other or open, can go into the draw-in groove with the fixture block card in, or extract the fixture block in by the draw-in groove, thereby realize the quick installation or the dismantlement to the arrester body, improved the convenience that the arrester overhauld greatly, excellent in use effect.

Description

Lightning arrester convenient to overhaul for electric power system

Technical Field

The utility model relates to an arrester specifically is an arrester for electric power system convenient to overhaul.

Background

The lightning arrester is an electrical appliance used for protecting electrical equipment from being damaged by high transient overvoltage during lightning stroke, limiting follow current time and normally limiting follow current amplitude, is sometimes called an overvoltage protector, is a common device in an electric power system, and is mainly suitable for overvoltage protection of transformers, transmission lines, distribution panels, switch cabinets, power metering boxes, vacuum switches, parallel compensation capacitors, rotating motors, semiconductor devices and the like.

The lightning arrester in the prior art is mostly more tedious, time-consuming and labor-consuming when being disassembled and assembled, and causes troubles to the rapid overhaul of the lightning arrester.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an easy to overhaul's arrester for electric power system to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an easy-to-overhaul's arrester for electric power system, includes arrester body and insulating base, the bottom fixedly connected with inserted bar of arrester body, the bottom fixedly connected with fixture block of inserted bar, insulating base's top fixedly connected with mount pad, the socket has been seted up at the top of mount pad, the inner wall fixedly connected with positioning disk of mount pad, the draw-in groove has been seted up at the top of positioning disk, the even fixedly connected with a plurality of round pins of outer wall of positioning disk, the movable block has been cup jointed in the outer wall rotation of round pin axle, the outer wall rotation of positioning disk has cup jointed the worm-gear ring, the top of worm-gear ring is rotated and is connected with a plurality of connecting rods, the connecting rod rotates with the movable block that corresponds and is connected, the inside of mount pad is provided with actuating mechanism, actuating mechanism and worm-gear ring looks adaptation.

As a further aspect of the present invention: actuating mechanism includes the pivot, the pivot is connected with the inner wall rotation of mount pad, the fixed cover of outer wall of pivot has connect the worm, worm and worm wheel ring intermeshing, fixedly connected with handle behind the inner wall of mount pad is run through to the one end of pivot.

As a further aspect of the present invention: the size of the socket is matched with that of the clamping block, and the size of the clamping groove is matched with that of the clamping block.

As a further aspect of the present invention: the overlooking cross sections of the inserted rod and the fixture block are regular polygons with the same number of sides.

As a further aspect of the present invention: the number of the movable blocks is the same as the number of the sides of a regular polygon of the overlooking cross section of the inserted bar, the number of the connecting rods is the same as that of the movable blocks, and the connecting rods correspond to the movable blocks one to one.

As a further aspect of the present invention: a side face of the movable blocks jointly forms a limiting hole, and the size of the limiting hole is matched with that of the inserted rod.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a set up worm-gear ring, worm, pivot, positioning disk, draw-in groove, fixture block, inserted bar, movable block, connecting rod etc. and rotate the handle and drive the movable block and rotate around the round pin axle that corresponds to make a plurality of movable blocks fold each other or open, can go into the draw-in groove with the fixture block card in, or extract the fixture block in by the draw-in groove, thereby realize the quick installation or the dismantlement to the arrester body, improved the convenience that the arrester overhauld greatly, excellent in use effect.

2. The utility model discloses a setting in spacing hole can utilize a side of a plurality of movable blocks to carry on spacingly to the inserted bar to improve the stability of arrester body installation.

Drawings

Fig. 1 is a schematic structural view of an arrester for an electric power system, which is convenient to overhaul.

Fig. 2 is a plan view of a mounting base in a lightning arrester for an electric power system, which is convenient to overhaul.

Fig. 3 is a schematic view of an internal structure of a mounting base in an arrester for an electric power system, which is convenient to overhaul.

Fig. 4 is a schematic structural diagram of a clamping block in an arrester for an electric power system, which is convenient to overhaul.

The lightning arrester comprises a lightning arrester body 1, an inserting rod 2, a clamping block 3, an insulating base 4, a mounting seat 5, a socket 6, a positioning disc 7, a clamping groove 8, a pin shaft 9, a movable block 10, a limiting hole 11, a worm gear ring 12, a connecting rod 13, a rotating shaft 14, a worm 15 and a handle 16.

Detailed Description

In order to make the technical problem, technical scheme and beneficial effect that the utility model will solve more clearly understand, will combine the embodiment below, it is right to the utility model discloses go on further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, are used in the orientation or positional relationship indicated in the drawings for convenience in describing the invention and to simplify the description, and do not indicate or imply that the device or element so referred to must have the orientation, configuration, and operation specified in the specification and therefore should not be construed as limiting the invention.

Furthermore, the terms "first", "second", "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

Referring to fig. 1 to 4, in the embodiment of the present invention, an easy-to-repair arrester for an electric power system includes an arrester body 1 and an insulating base 4, an insertion rod 2 is fixedly connected to the bottom of the arrester body 1, a fixture block 3 is fixedly connected to the bottom end of the insertion rod 2, an installation base 5 is fixedly connected to the top end of the insulating base 4, a socket 6 is disposed at the top of the installation base 5, a positioning plate 7 is fixedly connected to the inner wall of the installation base 5, a slot 8 is disposed at the top of the positioning plate 7, a plurality of pin shafts 9 are uniformly and fixedly connected to the outer wall of the positioning plate 7, a movable block 10 is rotatably sleeved on the outer wall of the pin shaft 9, a worm wheel ring 12 is rotatably sleeved on the outer wall of the positioning plate 7, a plurality of connecting rods 13 are rotatably connected to the top of the worm wheel ring 12, the connecting rods 13 are rotatably connected to the corresponding movable blocks 10, a driving mechanism is disposed inside the installation base 5, the drive mechanism is adapted to the worm gear ring 12.

The actuating mechanism includes pivot 14, pivot 14 rotates with the inner wall of mount pad 5 to be connected, the outer wall of pivot 14 is fixed to be cup jointed worm 15, worm 15 and worm wheel ring 12 intermeshing, fixedly connected with handle 16 behind the inner wall of mount pad 5 is run through to the one end of pivot 14.

The handle 16 rotates the rotating shaft 14, namely the worm 15 and the worm gear ring 12 are engaged with each other to drive the worm gear ring 12 to rotate, and then the connecting rod 13 pulls the movable block 10, so that the movable block 10 rotates around the corresponding pin shaft 9, and the clamping groove 8 is opened.

The size of the socket 6 is matched with that of the fixture block 3, and the size of the clamping groove 8 is matched with that of the fixture block 3.

The overlooking cross sections of the inserted bar 2 and the fixture block 3 are regular polygons with the same number of sides.

After the regular polygonal clamping block 3 is inserted into the clamping groove 8, the lightning arrester body 1 can be prevented from rotating on the mounting seat 5 after being mounted.

The number of the movable blocks 10 is the same as the number of the sides of a regular polygon of the overlooking cross section of the inserted link 2, the number of the connecting rods 13 is the same as that of the movable blocks 10, and the connecting rods 13 correspond to the movable blocks 10 one by one.

One side surface of the movable blocks 10 jointly form a limiting hole 11, and the size of the limiting hole 11 is matched with that of the inserted rod 2.

Through spacing hole 11 and the cooperation of inserted bar 2, can be better fix arrester body 1.

The utility model discloses a theory of operation is:

the utility model discloses in, when needing to install arrester body 1, rotate pivot 14 through handle 16, can utilize worm 15 and worm wheel 12's intermeshing drive worm wheel ring 12 to rotate, then make through connecting rod 13 pulling movable block 10, make movable block 10 rotate around the round pin axle 9 that corresponds, thereby open draw-in groove 8, later insert mount pad 5 with fixture block 3 by socket 6 in, and pass between 10 by a plurality of movable blocks, in order to insert draw-in groove 8, later reverse rotation handle 16, can make a plurality of movable blocks 10 draw in each other in, in order to block 3 the fixture block in draw-in groove 8, make fixture block 3 unable to extract, realize the installation to arrester body 1.

When the arrester body 1 needs to be disassembled, the rotating handle 16 drives the movable blocks 10 to rotate so as to open the clamping groove 8, the clamping block 3 can be pulled out, and the arrester body 1 is disassembled.

The utility model discloses a setting in spacing hole 11 can utilize a side of a plurality of movable blocks 10 to carry on spacingly to inserted bar 2 to improve the stability of 1 installations of arrester body.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a lightning arrester for electric power system convenient to overhaul which characterized in that: the lightning arrester comprises a lightning arrester body (1) and an insulating base (4), wherein an inserted rod (2) is fixedly connected to the bottom of the lightning arrester body (1), a clamping block (3) is fixedly connected to the bottom end of the inserted rod (2), an installation seat (5) is fixedly connected to the top end of the insulating base (4), a socket (6) is formed in the top of the installation seat (5), a positioning disc (7) is fixedly connected to the inner wall of the installation seat (5), a clamping groove (8) is formed in the top of the positioning disc (7), a plurality of pin shafts (9) are uniformly and fixedly connected to the outer wall of the positioning disc (7), movable blocks (10) are rotatably sleeved on the outer wall of the pin shafts (9), a worm wheel ring (12) is rotatably sleeved on the outer wall of the positioning disc (7), a plurality of connecting rods (13) are rotatably connected to the top of the worm wheel ring (12), and the connecting rods (13) are rotatably connected with the corresponding movable blocks (10), the driving mechanism is arranged in the mounting seat (5) and is matched with the worm gear ring (12).

2. An easy-to-overhaul arrester for a power system as claimed in claim 1, wherein: actuating mechanism includes pivot (14), pivot (14) are rotated with the inner wall of mount pad (5) and are connected, worm (15) have been cup jointed to the outer wall of pivot (14) fixed, worm (15) and worm wheel ring (12) intermeshing, fixedly connected with handle (16) behind the inner wall of mount pad (5) is run through to the one end of pivot (14).

3. An easy-to-overhaul arrester for a power system as claimed in claim 1, wherein: the size of socket (6) and the size looks adaptation of fixture block (3), the size of draw-in groove (8) and the size looks adaptation of fixture block (3).

4. An easy-to-overhaul arrester for a power system as claimed in claim 1, wherein: the overlooking cross sections of the inserted rod (2) and the fixture block (3) are regular polygons with the same number of sides.

5. An easy-to-overhaul arrester for a power system as claimed in claim 4, wherein: the number of the movable blocks (10) is the same as the number of the sides of a regular polygon of the overlooking cross section of the inserted rod (2), the number of the connecting rods (13) is the same as that of the movable blocks (10), and the connecting rods (13) correspond to the movable blocks (10) one by one.

6. An easy-to-overhaul arrester for a power system as claimed in claim 5, wherein: a side face of the movable blocks (10) jointly forms a limiting hole (11), and the size of the limiting hole (11) is matched with that of the inserted rod (2).