CN213816741U

CN213816741U - Semi-closed recoil comprehensive arc extinguishing lightning arrester

Info

Publication number: CN213816741U
Application number: CN202023019172.3U
Authority: CN
Inventors: 袁明
Original assignee: Xi'an Su Rong Electric Appliance Co ltd
Current assignee: Xi'an Su Rong Electric Appliance Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-07-27
Anticipated expiration: 2030-12-15

Abstract

The utility model relates to an arrester technical field, and a semi-enclosed recoil comprehensive arc extinguishing arrester is disclosed, including high-pressure end and low-pressure end, the equal fixedly connected with installation piece of lateral wall between high-pressure end and the low-pressure end, the working chamber has been seted up to the inside of installation piece, the lateral wall of the working chamber left and right sides all rotates through the bearing and is connected with the threaded rod, the lateral wall of working chamber is all run through at the both ends of threaded rod, threaded rod external thread cover is equipped with two screw thread section of thick bamboos, the jack has been seted up to the last lateral wall of working chamber, it has the inserted block to peg graft in the jack, the inner wall fixedly connected with circle board of jack, the lower lateral wall fixedly connected with connecting block of inserted block, the last lateral wall fixedly connected with cross section of screw thread section of bamboo is the connecting rod of type of falling L structure, the spread groove of mutually supporting with the connecting rod is all seted up to the lateral wall of the connecting block left and right sides. The utility model discloses can be under the condition that need not use bolt and spanner convenient quick dismouting arrester, the condition of having avoided bolt and screw to appear smooth silk influences the use of arrester.

Description

Semi-closed recoil comprehensive arc extinguishing lightning arrester

Technical Field

The utility model relates to a lightning arrester technical field especially relates to a semi-enclosed recoil comprehensive arc extinguishing lightning arrester.

Background

Lightning strike can bring different forms of damage and destruction to electric power facilities, lightning strike overvoltage can be caused in an electric power system by thundercloud discharge, and common overvoltage in an overhead line comprises overvoltage of lightning strike near the overhead line on a power transmission line through electromagnetic induction and overvoltage generated by lightning striking on a wire directly. Lightning stroke causes overvoltage, and can damage insulators and power transmission lines; lightning stroke causes flashover discharge of the insulator, can cause burning and shedding on the surface of porcelain or reticular cracks on the glass insulator, and greatly reduces the insulating strength; lightning strikes on a power transmission line or a lightning conductor can cause strand breakage and even breakage, so that power transmission work cannot be carried out.

The patent of patent publication No. CN 209657921U proposes a semi-closed recoil comprehensive arc extinguishing arrester, which comprises an arrester main body; the interior of the lightning arrester main body is hollow, and an insulating partition plate is arranged along the longitudinal direction of the lightning arrester main body, so that two independent arc extinguishing chambers are formed in the lightning arrester main body; a recoil device is arranged inside the upper end of the arc extinguishing chamber on the left side, and a recoil opening is arranged at the lower end of the arc extinguishing chamber; the inner part of the lower end of the arc extinguishing cavity on the right side is provided with an air jet device, and the upper end of the arc extinguishing cavity is provided with an air jet nozzle extending to the outer side; arc striking electrodes are respectively arranged at the top of the backflushing device and the bottom of the air flow jetting device; and the insulating partition plate is provided with a wall electrode. This patent can effectively prevent insulator flashover problem, reduces power equipment thunderbolt tripping operation rate, protects electric power facilities, improves electric wire netting reliability, is favorable to electric power safety in production, and this patent need utilize spanner and bolt when the installation arrester, and the dismouting all need utilize the spanner to dismantle the bolt at every turn, has long caused the condition that bolt and screw appear slippery silk easily, influences the use of arrester.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when the installation arrester, need utilize spanner and bolt, at every turn the dismouting all need utilize spanner to dismantle the bolt, has long-term the condition that causes bolt and screw to appear smooth easily, influences the problem that the arrester used, and the arc extinguishing arrester is synthesized to semi-enclosed recoil that provides.

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

a semi-closed recoil comprehensive arc extinguishing arrester comprises a high-voltage end and a low-voltage end, wherein a mounting block is fixedly connected to the side wall between the high-voltage end and the low-voltage end, a working cavity is formed in the mounting block, the side walls on the left side and the right side of the working cavity are respectively and rotatably connected with a threaded rod through a bearing, two ends of the threaded rod penetrate through the side wall of the working cavity, two threaded cylinders are sleeved on the outer threads of the threaded rod, a jack is formed in the upper side wall of the working cavity, an insertion block is inserted in the jack, a ring plate is fixedly connected to the inner wall of the jack, a connecting block is fixedly connected to the lower side wall of the insertion block, a connecting rod with an inverted L-shaped cross section is fixedly connected to the upper side wall of each threaded cylinder, connecting grooves matched with the connecting rod are formed in the side walls on the left side and the right side of the connecting block, and a arrester body is fixedly connected to the upper side wall of the insertion block, two be equipped with the air gap between the arrester body, the right side wall fixedly connected with cross section of installation piece is the locating plate of type of falling L structure, spacing hole has been seted up to the lateral wall of locating plate, spacing downthehole grafting has the spacer pin, the left end fixedly connected with limiting plate of spacer pin, the spacing groove of matcing each other with the limiting plate is seted up to the right-hand member of threaded rod, the right-hand member fixedly connected with arm-tie of spacer pin, the same root cover of lateral wall fixedly connected with between arm-tie and the locating plate is established at the spring outside the spacer pin.

Preferably, the right side wall of the pulling plate is fixedly connected with a pulling ring.

Preferably, the left end of the threaded rod is fixedly connected with a rotating rod.

Preferably, the upper side wall of the mounting block is fixedly connected with a supporting cylinder.

Preferably, the threads of the threaded rod surfaces are opposite.

Preferably, the lower side wall of the insert block is fixedly connected with a sealing ring, and the upper side wall of the ring plate is provided with a sealing groove matched with the sealing ring.

Compared with the prior art, the utility model provides a semi-enclosed recoil comprehensive arc extinguishing arrester, possesses following beneficial effect:

this arc arrester is synthesized to semi-enclosed recoil, high-pressure end through setting up, the low pressure end, the installation piece, the working chamber, the threaded rod, the thread cylinder, the jack, the inserted block, the collar plate, the connecting block, the connecting rod, the spread groove, the arrester body, air gap, the locating plate, spacing hole, the spacer pin, the limiting plate, the spacing groove, arm-tie and spring, can be under the condition that need not use bolt and spanner convenient quick dismouting arrester, the condition that has avoided bolt and screw to appear smooth silk influences the use of arrester.

And the part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses can be under the condition that need not use bolt and spanner convenient quick dismouting arrester, the condition of having avoided bolt and screw to appear smooth silk influences the use of arrester.

Drawings

Fig. 1 is a schematic structural view of a semi-closed type recoil comprehensive arc-extinguishing lightning arrester provided by the utility model;

fig. 2 is an enlarged schematic view of a portion a of fig. 1.

In the figure: 1 high-pressure end, 2 low-pressure ends, 3 installation blocks, 4 working chambers, 5 threaded rods, 6 threaded cylinders, 7 jacks, 8 insertion blocks, 9 ring plates, 10 connection blocks, 11 connection rods, 12 connection grooves, 13 lightning arrester bodies, 14 air gaps, 15 positioning plates, 16 limiting holes, 17 limiting pins, 18 limiting plates, 19 limiting grooves, 20 pull plates, 21 springs, 22 pull rings, 23 rotating rods, 24 supporting cylinders, 25 sealing rings and 26 sealing grooves.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a semi-enclosed recoil comprehensive arc extinguishing arrester comprises a high-voltage end 1 and a low-voltage end 2, wherein the side wall between the high-voltage end 1 and the low-voltage end 2 is fixedly connected with an installation block 3, a working chamber 4 is arranged inside the installation block 3, the side walls of the left side and the right side of the working chamber 4 are rotatably connected with a threaded rod 5 through a bearing, two ends of the threaded rod 5 penetrate through the side wall of the working chamber 4, two threaded cylinders 6 are sleeved on the outer thread of the threaded rod 5, a jack 7 is arranged on the upper side wall of the working chamber 4, an insert block 8 is inserted in the jack 7, a ring plate 9 is fixedly connected with the inner wall of the jack 7, a connecting block 10 is fixedly connected with the lower side wall of the insert block 8, a connecting rod 11 with an inverted L-shaped cross section is fixedly connected with the upper side wall of the threaded cylinders 6, connecting grooves 12 matched with the connecting rod 11 are arranged on the side walls of the left side and the right side of the connecting block 10, and the upper side wall of the insert block 8 is fixedly connected with an arrester body 13, be equipped with air gap 14 between two arrester bodies 13, the right side wall fixedly connected with cross section of installation piece 3 is for the locating plate 15 of type of falling L structure, spacing hole 16 has been seted up to the lateral wall of locating plate 15, it has spacing pin 17 to peg graft in the spacing hole 16, the left end fixedly connected with limiting plate 18 of spacing pin 17, the spacing groove 19 that matches each other with limiting plate 18 is seted up to the right-hand member of threaded rod 5, the right-hand member fixedly connected with arm-tie 20 of spacing pin 17, the same root cover of lateral wall fixedly connected with between arm-tie 20 and locating plate 15 is established at spring 21 outside the arm-tie 17.

The right side wall of the pulling plate 20 is fixedly connected with a pulling ring 22, which is convenient for pulling the pulling plate 20.

The left end fixedly connected with bull stick 23 of threaded rod 5, conveniently rotates threaded rod 5.

The upper side wall of the mounting block 3 is fixedly connected with a support cylinder 24 which can support the plug block 8 and the arrester body 13.

The threads on the surface of the threaded rod 5 are reversed, causing the two threaded cylinders 6 to move toward each other or in opposite directions.

The lower side wall of the insert block 8 is fixedly connected with a sealing ring 25, and the upper side wall of the ring plate 9 is provided with a sealing groove 26 matched with the sealing ring 25, so that the sealing property in the working cavity 4 is improved.

The utility model discloses in, during the use, insert in 8 and the connecting block 10 jack 7, then to the direction pulling arm-tie 20 of keeping away from locating plate 15, arm-tie 20 drives spacer pin 17 and limiting plate 18 and moves right, make limiting plate 18 and spacing groove 19 looks mutual separation, then rotatory bull stick 23, bull stick 23 drives threaded rod 5 rotatory, it removes suitable position to the direction that is close to each other to drive two screw thread section of thick bamboos 6 and connecting rod 11 through screw-thread fit, make connecting rod 11 insert in spread groove 12, can fix plug 8 and arrester body 13, arrester body 13 can be taken off in the reverse operation, the device can be under the condition that need not use bolt and spanner convenient quick dismouting arrester, the condition that the smooth silk appears in bolt and screw has been avoided influences the use of arrester.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a semi-enclosed recoil comprehensive arc extinguishing arrester, includes high-pressure end (1) and low-pressure end (2), its characterized in that, the equal fixedly connected with installation piece (3) of lateral wall between high-pressure end (1) and low-pressure end (2), working chamber (4) have been seted up to the inside of installation piece (3), the lateral wall of the left and right sides of working chamber (4) all is connected with threaded rod (5) through bearing rotation, the lateral wall of working chamber (4) is all run through at the both ends of threaded rod (5), threaded rod (5) external thread cover is equipped with two screw thread section of thick bamboo (6), jack (7) have been seted up to the last lateral wall of working chamber (4), plug block (8) have been pegged graft in jack (7), the inner wall fixedly connected with collar plate (9) of jack (7), the lower lateral wall fixedly connected with connecting block (10) of plug block (8), the last lateral wall fixedly connected with connecting rod (11) that the cross section is the type of falling L structure of screw thread section of thick bamboo (6), the side walls of the left side and the right side of the connecting block (10) are both provided with connecting grooves (12) which are matched with the connecting rod (11), the upper side wall of the plug block (8) is fixedly connected with an arrester body (13), an air gap (14) is arranged between the two arrester bodies (13), the right side wall of the mounting block (3) is fixedly connected with a positioning plate (15) with an inverted L-shaped cross section, a limiting hole (16) is formed in the side wall of the positioning plate (15), a limiting pin (17) is inserted in the limiting hole (16), a limit plate (18) is fixedly connected with the left end of the limit pin (17), a limit groove (19) matched with the limit plate (18) is arranged at the right end of the threaded rod (5), the right-hand member fixedly connected with arm-tie (20) of spacer pin (17), lateral wall fixedly connected with between arm-tie (20) and locating plate (15) overlaps spring (21) of establishing outside spacer pin (17).

2. A semi-enclosed recoil type arc-extinguishing arrester according to claim 1, wherein a pull ring (22) is fixedly connected to a right side wall of the pull plate (20).

3. A semi-enclosed recoil type arc-extinguishing arrester according to claim 1, characterized in that a rotating rod (23) is fixedly connected to the left end of the threaded rod (5).

4. A semi-enclosed recoil type arc-extinguishing arrester according to claim 1, characterized in that a supporting cylinder (24) is fixedly connected to the upper side wall of the mounting block (3).

5. A semi-enclosed recoil type arc-extinguishing composite arrester according to claim 1, wherein the screw threads of the surface of the threaded rod (5) are opposite.

6. The semi-closed type recoil comprehensive arc-extinguishing lightning arrester according to claim 1, characterized in that a sealing ring (25) is fixedly connected to the lower side wall of the insert block (8), and a sealing groove (26) matched with the sealing ring (25) is formed in the upper side wall of the ring plate (9).