CN213521224U

CN213521224U - Framework lightning arrester of large power grid interconnected transformer substation

Info

Publication number: CN213521224U
Application number: CN202021578876.1U
Authority: CN
Inventors: 李祥; 邓兴波; 蔡加顺
Original assignee: Yunnan Dianlong Line Equipment Co ltd
Current assignee: Yunnan Dianlong Line Equipment Co ltd
Priority date: 2020-08-03
Filing date: 2020-08-03
Publication date: 2021-06-22
Anticipated expiration: 2030-08-03

Abstract

The utility model discloses a big electric wire netting interconnection transformer substation framework lightning arrester, establish the fixing base at the diaphragm upper wall including diaphragm and fixed, the fixed lightning rod that is equipped with on the fixing base, the lower wall both ends of diaphragm are all fixed and are equipped with the movable rod, the fixed activity chamber that is equipped with movable rod assorted in below of movable rod, the fixed spring that is equipped with in activity intracavity, spring and movable rod are connected, still fix on the lower wall of diaphragm and be equipped with the cavity, the cavity internal rotation is equipped with first pivot, the fixed first receiving rod that is equipped with in the first pivot, the subaerial fixed base that is equipped with in first receiving rod below, it is equipped with the second pivot to rotate on the base, the fixed second receiving rod that is equipped with in the second pivot. The utility model relates to an ingenious, structure scientific and reasonable has realized when wind-force is great, to framework lightning arrester's effective protection, prevents to produce to damage the loss that leads to lightning-arrest effect to lightning arrester, the safety problem that probably produces even.

Description

Framework lightning arrester of large power grid interconnected transformer substation

Technical Field

The utility model relates to a lightning-arrest technical field of transformer substation especially relates to a big electric wire netting interconnection transformer substation framework lightning arrester.

Background

The transformer substation is a place for converting voltage and current, receiving electric energy and distributing electric energy in an electric power system. The transformer substation in the power plant is a boosting transformer substation, the function of the boosting transformer substation is to boost the electric energy generated by a generator and feed the electric energy into a high-voltage power grid, and a lightning rod is a device for protecting buildings (structures) and the like from lightning stroke. When the lightning arrester is struck by a lightning, lightning current enters the ground through the lightning arrester to enable the ground potential of the lightning arrester to rise, and then counterattack from the lightning arrester to the protected equipment is prevented;

when the existing lightning rod is applied to a transformer substation, an architecture lightning arrester is often required to be erected to prevent adverse effects of current in the lightning rod on the transformer substation, but the existing architecture lightning arrester is fixed in structure, and in windy weather, the conditions such as lodging are easy to happen, so that major safety accidents are caused, and a novel large power grid interconnection transformer substation architecture lightning arrester is provided.

SUMMERY OF THE UTILITY MODEL

The purpose of the utility model is to solve the shortcoming that exists among the prior art, if: the existing transformer substation framework lightning arrester is fixed in structure, and the safety of the framework cannot be guaranteed in windy weather, so that the transformer substation framework lightning arrester for the interconnection of a large power grid is provided.

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

a lightning arrester with a large power grid interconnection substation framework comprises a transverse plate and a fixed seat fixedly arranged on the upper wall of the transverse plate, wherein a lightning rod is fixedly arranged on the fixed seat, movable rods are fixedly arranged at two ends of the lower wall of the transverse plate, a movable cavity matched with the movable rods is fixedly arranged below the movable rods, springs are fixedly arranged in the movable cavity, the springs are connected with the movable rods, a cavity is further fixedly arranged on the lower wall of the transverse plate, a first rotating shaft is rotatably arranged in the cavity, a first bearing rod is fixedly arranged on the first rotating shaft, a base is fixedly arranged on the ground below the first bearing rod, a second rotating shaft is rotatably arranged on the base, a second bearing rod is fixedly arranged on the second rotating shaft, a third rotating shaft is jointly rotatably arranged between the first bearing rod and the second bearing rod, a connecting rod is fixedly arranged on the third rotating shaft, and a fourth rotating shaft is fixedly arranged at the other end of the connecting rod, the fourth pivot is gone up to rotate and is equipped with the fixed plate, the fixed rubber stick that is equipped with in upper and lower both ends of third pivot, first adapting rod and second adapting rod are close to the equal embedded spacing chamber that is equipped with in one end of third pivot, the rubber stick joint is in spacing intracavity.

Preferably, diaphragm and fixing base set up for integrated into one piece, and the surface of diaphragm and fixing base is all scribbled and is equipped with protective paint.

Preferably, a push plate is fixedly arranged between the movable rod and the spring, the push plate is arranged in a thick mode, and the side wall of the push plate is smoothly attached to the inner wall of the movable cavity.

Preferably, the part where the movable rod and the movable cavity are connected is provided with a rubber waterproof ring, and the inner wall of the rubber waterproof ring is smoothly arranged.

Preferably, the lower walls of the two fixing plates are both fixedly provided with rubber anti-slip pads.

Preferably, the rubber rod is made of natural rubber with small deformation capacity.

Compared with the prior art, the beneficial effects of the utility model are that: through the cooperation of first adapting rod, second adapting rod and a plurality of pivot, in strong wind weather, can carry out effectual buffering to wind-force through the slope of first adapting rod and second adapting rod and the rotation of third pivot, the setting in movable rod and activity chamber simultaneously for the lightning rod can only move in vertical direction, avoids the safety problem that the lightning rod probably takes place when cushioning wind-force.

Drawings

Fig. 1 is a schematic structural view of a lightning arrester of a large power grid interconnection substation framework provided by the utility model;

fig. 2 is a schematic structural diagram at a in fig. 1.

In the figure: 1 diaphragm, 2 fixing bases, 3 lightning rod, 4 movable rods, 5 movable cavities, 6 springs, 7 cavities, 8 first rotating shafts, 9 first bearing rods, 10 bases, 11 second rotating shafts, 12 second bearing rods, 13 third rotating shafts, 14 connecting rods, 15 fourth rotating shafts, 16 fixing plates, 17 rubber rods and 18 limiting cavities.

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.

Referring to fig. 1-2, a lightning arrester of a large power grid interconnected transformer substation framework comprises a transverse plate 1 and a fixed seat 2 fixedly arranged on the upper wall of the transverse plate 1, the transverse plate 1 and the fixed seat 2 are integrally formed, protective paint is coated on the surfaces of the transverse plate 1 and the fixed seat 2, a lightning rod 3 is fixedly arranged on the fixed seat 2, movable rods 4 are fixedly arranged at both ends of the lower wall of the transverse plate 1, a movable cavity 5 matched with the movable rods 4 is fixedly arranged below the movable rods 4, a rubber waterproof ring is arranged at the connecting part of the movable rods 4 and the movable cavity 5, the inner wall of the rubber waterproof ring is smooth, a spring 6 is fixedly arranged in the movable cavity 5, the spring 6 is connected with the movable rods 4, a push plate is fixedly arranged between the movable rods 4 and the spring 6, the push plate is arranged in a thicker manner, the side wall of the push plate is smoothly attached to the inner wall of the movable cavity 5, a, a first rotating shaft 8 is rotatably arranged in the cavity 7, a first bearing rod 9 is fixedly arranged on the first rotating shaft 8, a base 10 is fixedly arranged on the ground below the first bearing rod 9, a second rotating shaft 11 is rotatably arranged on the base 10, a second bearing rod 12 is fixedly arranged on the second rotating shaft 11, a third rotating shaft 13 is rotatably arranged between the first bearing rod 9 and the second bearing rod 12, a connecting rod 14 is fixedly arranged on the third rotating shaft 13, a fourth rotating shaft 15 is fixedly arranged at the other end of the connecting rod 14, a fixing plate 16 is rotatably arranged on the fourth rotating shaft 15, rubber anti-skid pads are fixedly arranged on the lower walls of the two fixing plates 16, rubber rods 17 are fixedly arranged at the upper end and the lower end of the third rotating shaft 13, the rubber rods 17 are made of natural rubber with small deformation capacity, a limiting cavity 18 is embedded in one end of the first bearing rod 9 and the second bearing rod 12 close to the third rotating shaft 13, and the rubber rods 17 are clamped in the limiting cavity 18, through the cooperation of first adapting rod 9, second adapting rod 12 and a plurality of pivot, in strong wind weather, can carry out effectual buffering to wind-force through the slope of first adapting rod 9 and second adapting rod 12 and the rotation of third pivot 13, the setting in movable rod 4 and activity chamber 5 simultaneously for lightning rod 3 can only remove in the vertical direction, avoids the safety problem that lightning rod 3 probably takes place when carrying out the buffering to wind-force.

The utility model discloses in, the device is when using, if in thunderstorm weather, when wind-force is great, can blow first adapting rod 9 and the slope of second adapting rod 12, make third pivot 13 rotate simultaneously for rubber stick 17 extrudes partly from spacing intracavity 18, carries out effectual buffering to wind-force, and movable rod 4 moves down in activity chamber 5 simultaneously, has guaranteed that lightning rod 3 is in vertical state all the time, avoids the harm that probably produces lightning rod 3.

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. A framework lightning arrester of a large power grid interconnected substation comprises a transverse plate (1) and a fixing seat (2) fixedly arranged on the upper wall of the transverse plate (1), wherein a lightning rod (3) is fixedly arranged on the fixing seat (2), and the framework lightning arrester is characterized in that movable rods (4) are fixedly arranged at two ends of the lower wall of the transverse plate (1), a movable cavity (5) matched with the movable rods (4) is fixedly arranged below the movable rods (4), a spring (6) is fixedly arranged in the movable cavity (5), the spring (6) is connected with the movable rods (4), a cavity (7) is further fixedly arranged on the lower wall of the transverse plate (1), a first rotating shaft (8) is rotatably arranged in the cavity (7), a first bearing rod (9) is fixedly arranged on the first rotating shaft (8), a base (10) is fixedly arranged on the ground below the first bearing rod (9), and a second rotating shaft (11) is rotatably arranged on the base (10), fixed second adapting rod (12) that is equipped with on second pivot (11), it is equipped with third pivot (13) to rotate jointly between first adapting rod (9) and second adapting rod (12), fixed connecting rod (14) that is equipped with on third pivot (13), the fixed fourth pivot (15) that is equipped with of the other end of connecting rod (14), it is equipped with fixed plate (16) to rotate on fourth pivot (15), the upper and lower both ends of third pivot (13) are fixed and are equipped with rubber stick (17), first adapting rod (9) and second adapting rod (12) are close to the one end of third pivot (13) and all embed spacing chamber (18) of being equipped with, rubber stick (17) joint is in spacing chamber (18).

2. The framework lightning arrester of the large power grid interconnected substation according to claim 1, characterized in that the transverse plate (1) and the fixed seat (2) are integrally formed, and protective paint is coated on the surfaces of the transverse plate (1) and the fixed seat (2).

3. The framework lightning arrester of the large power grid interconnected substation according to claim 1, characterized in that a push plate is fixedly arranged between the movable rod (4) and the spring (6), the push plate is arranged in a thicker manner, and the side wall of the push plate is smoothly attached to the inner wall of the movable cavity (5).

4. The framework lightning arrester of the large power grid interconnected substation according to claim 1, characterized in that a rubber waterproof ring is arranged at a connecting part of the movable rod (4) and the movable cavity (5), and the inner wall of the rubber waterproof ring is smoothly arranged.

5. The large power grid interconnected substation framework lightning arrester as claimed in claim 1, characterized in that rubber non-slip mats are fixedly arranged on the lower walls of the two fixing plates (16).

6. The lightning protection device of the framework of the large power grid interconnected substation as claimed in claim 1, wherein the rubber rod (17) is made of a natural rubber material with small deformation capacity.