CN209980887U - Composite outer sleeve gapless metal oxide lightning arrester with grounding electroscope - Google Patents

Abstract

The utility model discloses a take earthing electroscope's compound overcoat zero clearance metal oxide arrester, including arrester body, adjusting part and ground connection electroscope subassembly, the surface equidistance of arrester body is provided with compound sheath, and the all fixed mounting in both ends of arrester body has the metal end, and the bottom fixed mounting of metal end has the adjusting part, and the top fixed mounting of metal end has supporting component. The utility model discloses a be provided with a series of structures and make this device utilize insulating multi-purpose ring to the striking stick and test the part that electric ground ring unites two into one at the in-process that uses, when the thunderbolt takes place, discharge between striking stick and the insulator metalwork, make afterflow power frequency electric arc remove to burn on the striking stick, thereby protection insulated wire does not receive the damage, when overhauing the construction, can be used to test electricity and interim earthing device, make this device have prevent built on stilts insulated wire thunderbolt broken string and be used for overhauing the protection device who tests electricity and interim earthing when constructing.

Description

Composite outer sleeve gapless metal oxide lightning arrester with grounding electroscope

Technical Field

The utility model relates to an arrester equipment technical field specifically is compound overcoat zero clearance metal oxide arrester of area ground test device.

Background

The alternating-current gapless metal oxide arrester is used for protecting the insulation of alternating-current power transmission and transformation equipment, avoids the damage of lightning overvoltage and operation overvoltage, is suitable for overvoltage protection of transformers, power transmission lines, distribution panels, switch cabinets, power metering boxes, vacuum switches, parallel compensation capacitors, rotating motors, semiconductor devices and the like, but the existing composite jacket gapless metal oxide arrester has the possibility of lightning stroke disconnection of overhead insulated conductors when meeting lightning weather, is inconvenient to carry out protection measures of electricity pre-testing and temporary grounding during maintenance construction, and influences the installation and maintenance of workers, so that the composite jacket gapless metal oxide arrester with the grounding electricity testing device is provided to solve the existing problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a take earthing electroscope's compound overcoat zero clearance metal oxide arrester to solve the problem that provides among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: take ground test device's compound overcoat zero clearance metal oxide arrester, including arrester body, adjusting part and ground connection electricity testing component, the surperficial equidistance of arrester body is provided with compound sheath, the both ends of arrester body all fixed mounting have the metal end, the bottom fixed mounting of metal end has adjusting part, the top fixed mounting of metal end has supporting component, supporting component's top movable mounting has fixed subassembly, fixed subassembly's surface movable mounting has the ground connection and tests the electricity component.

Preferably, the inside fixed mounting of fixed subassembly has the stopper, and the mount is installed to the bottom of stopper.

Preferably, the supporting seat is fixedly mounted inside the supporting assembly, the supporting ring is fixedly arranged at the top of the supporting seat, and the U-shaped bolt is movably mounted inside the supporting ring.

Preferably, the inside fixed mounting of arrester body has inside both sides all to fix the polymer filling material, and the equidistance is provided with the valve block between the polymer filling material, fixedly between the valve block is provided with the epoxy glass steel plug.

Preferably, the inside of adjusting part is fixed and is provided with the wire clamp groove, and the fixed slot that is provided with in top in wire clamp groove, the inside of fixed slot run through and install the adjusting bolt, and the surface movable mounting of adjusting bolt has the support.

Preferably, the inside fixed of electricity subassembly is tested in ground connection is provided with insulating multi-purpose ring, and the top fixed mounting of insulating multi-purpose ring has the wire clamp seat, and the top movable mounting of wire clamp seat has the puncture briquetting, and the inside fixed of puncture briquetting is provided with insulating rubber tube.

Compared with the prior art, the beneficial effects of the utility model are that: the composite outer sleeve gapless metal oxide lightning arrester with the grounding electroscope device is provided with a grounding electroscope assembly by installing a grounding component at one side of a fixed assembly, can utilize an insulating multipurpose ring to combine a striking rod and an electroscope grounding ring into a part, when lightning strike occurs, discharge is generated between the striking rod and an insulator metal part, and follow current power frequency electric arc is moved to the striking rod to be burned, so that an insulated wire is protected from being damaged, when overhauling and constructing, the composite outer sleeve gapless metal oxide lightning arrester can be used for electroscope and temporary grounding devices, so that the composite outer sleeve gapless metal oxide lightning arrester has a protection device for preventing the lightning strike breakage of the insulated wire and the electroscope and temporary grounding for overhauling and constructing, and a fixed assembly is installed at the top of the supporting assembly, so that a U-shaped bolt can be limited by utilizing a through hole arranged inside a fixed frame, then a fixed rod arranged at one side is limited by utilizing a limit block, and a supporting assembly is installed at the top, can install and dismantle U type bolt fastening on the mount, make things convenient for work, and install adjusting part through the bottom at the arrester body, can unscrew the adjusting bolt, adjust the angle of arrester body, recycle the line clamp groove and protect the wire, prevent that the wire is impaired, improve the life of this device.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of a partial structure of the grounding electricity testing component of the present invention;

FIG. 3 is a schematic view of a partial structure of the support assembly of the present invention;

fig. 4 is a schematic view of a local structure of the adjusting assembly of the present invention.

In the figure: 1. a fixing assembly; 101. a fixed mount; 102. a limiting block; 2. a support assembly; 201. a U-shaped bolt; 202. a support ring; 203. a supporting seat; 3. a composite sheath; 4. a lightning arrester body; 401. a valve plate; 402. a polymeric filler material; 403. epoxy glass fiber reinforced plastic core rods; 5. a metal end; 6. an adjustment assembly; 601. a support; 602. adjusting the bolt; 603. fixing grooves; 604. a wire clamp slot; 7. a grounding electroscope assembly; 701. an insulating rubber tube; 702. puncturing and pressing a block; 703. a wire holder base; 704. an insulating multipurpose ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" 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 simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, the present invention provides an embodiment: the composite jacket gapless metal oxide arrester with the grounding electroscope comprises an arrester body 4, an adjusting component 6 and a grounding electroscope component 7, wherein a composite sheath 3 is equidistantly arranged on the surface of the arrester body 4, metal ends 5 are fixedly installed at two ends of the arrester body 4, the metal ends 5 have excellent protection performance, good nonlinear characteristics and large current capacity, and have good capability of absorbing lightning overvoltage and transient overvoltage and higher operation reliability, the normal working state is close to an insulation state, power frequency follow current is microampere level only, energy release is quickly recovered to a high-resistance state, the operation reliability is high, the anti-pollution capability is strong, the adjusting component 6 is fixedly installed at the bottom of the metal end 5, the adjusting component 6 can unscrew an adjusting bolt 602 to adjust the angle of the arrester body 4, and a wire clamp groove 604 is used for protecting a wire, the device has the advantages that the wire is prevented from being damaged, the service life of the device is prolonged, the supporting component 2 is fixedly installed at the top of the metal end 5, the U-shaped bolt 201 can be fixed on the fixing frame 101 through the supporting component 2, the installation and the disassembly are convenient to work, the fixing component 1 is movably installed at the top of the supporting component 2, the fixing component 1 can limit the U-shaped bolt 201 through a through hole formed in the fixing frame 101, then the grounding electricity testing component 7 is limited through a fixing rod arranged on one side through the limiting block 102, the grounding electricity testing component 7 is movably installed on the surface of the fixing component 1, the grounding electricity testing component 7 can utilize an insulating multipurpose ring 704 to integrate an arc striking rod and an electricity testing grounding ring into a part, when lightning stroke occurs, discharge is carried out between the arc striking rod and an insulator metal part, follow current power frequency electric arc moves to the arc striking rod, and the insulated wire is protected from, when overhauing the construction, can be used to test electricity and interim earthing device, make this device have prevent built on stilts insulated conductor thunderbolt broken string and be used for the test electricity and the protection device of interim earthing when overhauing the construction.

Further, the inside fixed mounting of fixed subassembly 1 has stopper 102, and the mount 101 is installed to the bottom of stopper 102, and fixed subassembly 1 can utilize the inside through-hole that is provided with of mount 101 to carry on spacingly to U type bolt 201, and then utilize the fixed rod that stopper 102 set up one side to test electricity subassembly 7 and carry on spacingly to ground connection.

Further, the supporting seat 203 is fixedly arranged inside the supporting component 2, the supporting ring 202 is fixedly arranged at the top of the supporting seat 203, the U-shaped bolt 201 is movably arranged inside the supporting ring 202, when the device works, the U-shaped bolt 201 can be fixed on the fixing frame 101, and the device is convenient to install and disassemble.

Further, the inside fixed mounting of arrester body 4 has inside both sides all to fix polymer filler material 402, and the equidistance is provided with valve block 401 between the polymer filler material 402, and the fixed epoxy glass steel plug 403 that is provided with between valve block 401, epoxy glass steel plug 403 can be connected with metal end 5.

Further, the inside of adjusting part 6 is fixed to be provided with wire clamp groove 604, and the fixed slot 603 that is provided with in top of wire clamp groove 604, and the inside of fixed slot 603 runs through to install the adjusting bolt 602, and the surface movable mounting of adjusting bolt 602 has support 601, and adjusting part 6 can unscrew adjusting bolt 602, adjusts the angle of arrester body 4, recycles wire clamp groove 604 and protects the wire, prevents that the wire is impaired, improves the life of this device.

Further, the fixed insulating multi-purpose ring 704 that is provided with in inside of subassembly 7 is tested in ground connection, the top fixed mounting of insulating multi-purpose ring 704 has wire holder seat 703, the top movable mounting of wire holder seat 703 has puncture briquetting 702, the fixed insulating rubber tube 701 that is provided with in inside of puncture briquetting 702, subassembly 7 is tested in ground connection can utilize insulating multi-purpose ring 704 to the striking stick with test the part that the electricity ground loop unites two into one, when the thunderbolt takes place, discharge between striking stick and the insulator metalwork, make follow current power frequency electric arc remove to burn on the striking stick, thereby protect insulating wire not receive the damage.

The working principle is as follows: before the device is used, a user firstly detects the device, and after confirming that no problem exists, when in use, firstly, when the lightning arrester is struck by lightning or overvoltage generated by an operation switch is in a conducting state, redundant energy is released to the ground, thereby limiting the overvoltage to the level that the power transmission and transformation equipment can endure, avoiding the power transmission and transformation equipment from being damaged due to the overvoltage, ensuring the safe operation of the power transmission and transformation equipment, and utilizing the insulating multipurpose ring 704 to combine the arc striking rod and the electricity testing grounding ring into a whole, when lightning strike occurs, discharge is generated between the arc striking rod and the insulator metal piece, so that follow current power frequency electric arc moves to the arc striking rod to be burnt, thereby the protection insulated conductor does not receive the damage, when overhauing the construction, can be used to test electricity and interim earthing device, makes this device have prevent built on stilts insulated conductor thunderbolt broken string and be used for the test electricity and interim earthing protection device when overhauing the construction.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. Composite outer cover gapless metal oxide arrester with ground connection electroscope, including arrester body (4), adjusting part (6) and ground connection electroscope subassembly (7), its characterized in that: the surface equidistance of arrester body (4) is provided with composite sheath (3), the both ends of arrester body (4) are all fixed mounting have metal end (5), the bottom fixed mounting of metal end (5) has adjusting part (6), the top fixed mounting of metal end (5) has supporting component (2), the top movable mounting of supporting component (2) has fixed subassembly (1), the surface movable mounting of fixed subassembly (1) has ground connection to test electric subassembly (7).

2. The composite housed gapless metal oxide arrester of claim 1 wherein: the inside fixed mounting of fixed subassembly (1) has stopper (102), and the mount (101) is installed to the bottom of stopper (102).

3. The composite housed gapless metal oxide arrester of claim 1 wherein: the supporting assembly is characterized in that a supporting seat (203) is fixedly arranged inside the supporting assembly (2), a supporting ring (202) is fixedly arranged at the top of the supporting seat (203), and a U-shaped bolt (201) is movably arranged inside the supporting ring (202).

4. The composite housed gapless metal oxide arrester of claim 1 wherein: the lightning arrester is characterized in that polymer filling materials (402) are fixed on two inner sides of the lightning arrester body (4), valve plates (401) are arranged between the polymer filling materials (402) at equal intervals, and epoxy glass fiber reinforced plastic core rods (403) are fixedly arranged between the valve plates (401).

5. The composite housed gapless metal oxide arrester of claim 1 wherein: the inside of adjusting part (6) is fixed and is provided with wire clamp groove (604), the fixed slot (603) that is provided with in top of wire clamp groove (604), the inside of fixed slot (603) is run through and is installed adjusting bolt (602), and the surface movable mounting of adjusting bolt (602) has support (601).

6. The composite housed gapless metal oxide arrester of claim 1 wherein: the grounding electricity testing component (7) is fixedly provided with an insulating multipurpose ring (704) inside, the top of the insulating multipurpose ring (704) is fixedly provided with a wire clamp seat (703), the top of the wire clamp seat (703) is movably provided with a puncture pressing block (702), and an insulating rubber pipe (701) is fixedly arranged inside the puncture pressing block (702).

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