CN210167174U

CN210167174U - Tensile porcelain insulator

Info

Publication number: CN210167174U
Application number: CN201921310677.XU
Authority: CN
Inventors: 房柏兰
Original assignee: Jurong Huasheng Electric Co Ltd
Current assignee: Jurong Huasheng Electric Co Ltd
Priority date: 2019-08-14
Filing date: 2019-08-14
Publication date: 2020-03-20
Anticipated expiration: 2029-08-14

Abstract

The utility model belongs to the technical field of high-tension electrical insulator, a tensile porcelain insulator is disclosed, including first porcelain plate, second porcelain plate, the coupling assembling between first porcelain plate and the second porcelain plate, first porcelain plate keeps away from coupling assembling end fixed with the connector, the connector keeps away from first porcelain plate end fixed connection and has the steel cap, the coupling assembling includes calorie of post, annular spliced pole, the calorie of post slides and connects on annular spliced pole inner wall, first porcelain plate keeps away from connector end fixed connection the card post or the annular spliced pole, second porcelain plate one side fixed connection the card post, opposite side fixed connection the annular spliced pole; all be connected through coupling assembling between first porcelain dish and the second porcelain dish and between two second porcelain dishes, but coupling assembling slides and elastic recovery, increases the tensile nature of whole porcelain insulator, and when under the stress state, the ductility is good, is difficult for taking place the risk of rupture.

Description

Tensile porcelain insulator

Technical Field

The utility model belongs to the technical field of high-tension electricity insulator, especially, relate to a tensile porcelain insulator.

Background

The electric porcelain of porcelain insulator is a porcelain piece made up by using quartz sand, clay and feldspar through the processes of ball-milling, pulping, mud-smelting, forming, glazing and sintering, and is glued with steel cap and steel foot by means of high-grade cement so as to obtain the invented cap-foot type disk-shaped suspension porcelain insulator. The steel cap and the steel foot bear mechanical tension, the porcelain piece mainly bears pressure, and the neck of the porcelain piece is thin and is also an area with concentrated electric field intensity.

In summary, the problems of the prior art are as follows: the ductility and the tensile strength of the existing porcelain insulator are low, and the porcelain insulator is easy to be broken by external force when meeting strong wind or other severe weather, so that the normal use of a high-voltage power grid is influenced.

SUMMERY OF THE UTILITY MODEL

Problem to prior art existence, the utility model provides a tensile porcelain insulator.

The utility model discloses a realize like this, a tensile porcelain insulator includes coupling assembling between first porcelain plate, second porcelain plate, first porcelain plate and the second porcelain plate, coupling assembling end is kept away from to first porcelain plate is fixed with the connector, first porcelain plate end fixedly connected with steel cap is kept away from to the connector, coupling assembling is including calorie post, annular spliced pole, the card post slides and connects on annular spliced pole inner wall, first porcelain plate is kept away from connector end fixedly connected card post or annular spliced pole, second porcelain plate one side fixed connection the card post, opposite side fixed connection the annular spliced pole.

As the utility model relates to a preferred technical scheme of tensile porcelain insulator, it supplies to be equipped with relatively on the annular spliced pole inner wall the spout that the card post slided, card post slipping-in end and annular spliced pole are kept away from fixedly connected with spring between the stiff end.

Adopting the scheme; increase porcelain insulator's tensile property through the card post inside sliding of annular spliced pole, set up the spring simultaneously between card post and annular spliced pole, further increase porcelain insulator's ductility and can reply to initial condition automatically after tensile.

As the utility model relates to a preferred technical scheme of tensile porcelain insulator, the spring is equipped with a plurality ofly, every along annular spliced pole circumferencial direction the cover is equipped with the rubber sleeve on the spring, rubber sleeve one end is fixed with the card post, and the other end is fixed with annular spliced pole.

Adopting the scheme; the spring is equipped with a plurality ofly along annular spliced pole circumferencial direction, and it is even to increase the tensile resistance of porcelain insulator when all directions atress, increase of service life sets up the rubber sleeve on the spring simultaneously, prevents that the spring from exposing in the air, influences porcelain insulator's insulating nature.

As the utility model relates to a preferred technical scheme of tensile porcelain insulator, first porcelain plate is close to first draw-in groove has been seted up to the jack catch end, the inside elasticity rubber ring that is fixed with of first draw-in groove, elasticity rubber ring height is greater than first draw-in groove height.

Adopting the scheme; when porcelain insulator atress compression, adjacent annular spliced pole is owing to the relation of sliding of card post, probably strikes the ceramic dish, thereby through the cushioning effect of elastic rubber ring, prevents to strike and leads to the ceramic dish to take place the fracture.

As the utility model relates to a preferred technical scheme of tensile porcelain insulator, the second porcelain plate is close to the second draw-in groove has been seted up to the jack post end, the inside same fixed with of second draw-in groove elastic rubber ring.

Adopting the scheme; through the cushioning effect of elastic rubber ring, thereby prevent to take place the striking and lead to the porcelain plate to take place the fracture.

As the utility model relates to a preferred technical scheme of tensile porcelain insulator, the card post all adopts the insulating material preparation with annular spliced pole.

Adopting the scheme; the clamping column and the annular connecting column are made of insulating materials, and the connecting component is guaranteed not to influence the use function of the whole porcelain insulator.

The utility model discloses an advantage and positive effect do: (1) all be connected through coupling assembling between first porcelain dish and the second porcelain dish and between two second porcelain dishes, but coupling assembling slides and elastic recovery, increases the tensile nature of whole porcelain insulator, and when under the stress state, the ductility is good, is difficult for taking place the risk of rupture. (2) Be close to card post end and be equipped with annular rubber ring, prevent under the stress, during porcelain insulator compression, adjacent annular spliced pole striking ceramic dish, and then the risk that the cracking takes place for the ceramic dish.

Drawings

Fig. 1 is a schematic structural diagram provided in an embodiment of the present invention; fig. 2 is a schematic cross-sectional view along the middle of the connection assembly according to an embodiment of the present invention; fig. 3 is an enlarged schematic view of the position I in fig. 2 according to an embodiment of the present invention; in the figure: 1. a first porcelain plate; 2. a second porcelain plate; 3. a connecting assembly; 31. clamping the column; 32. an annular connecting column; 4. a connector; 5. a steel cap; 6. a chute; 7. a spring; 8. a rubber sleeve; 9. a first card slot; 10. an elastic rubber ring; 11. and a second card slot.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are illustrated and described in detail with reference to the accompanying drawings.

The structure of the present invention will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, the embodiment of the utility model provides a tensile porcelain insulator includes coupling assembling 3 between first porcelain plate 1, second porcelain plate 2, first porcelain plate 1 and the second porcelain plate 2, coupling assembling 3 end fixed with connector 4 is kept away from to first porcelain plate 1, 1 end fixedly connected with steel cap 5 of first porcelain plate is kept away from to connector 4, coupling assembling 3 is including calorie post 31, annular spliced pole 32, card post 31 slides and connects on annular spliced pole 32 inner wall, first porcelain plate 1 is kept away from 4 end fixedly connected of connector the calorie post 31 or annular spliced

pole

32, 2 one side fixed connection of second porcelain plate the calorie post 31, opposite side fixed connection annular spliced pole 32.

The relative division is equipped with the confession on the annular connecting post 32 inner wall the spout 6 that card post 31 slided, as shown in fig. 2 and fig. 3, fixedly connected with spring 7 between the stiff end is kept away from to card post 31 slip end and annular connecting post 32, and annular connecting post 32 can slide on card post 31 along with the drawing of spring 7.

Wherein, spring 7 is equipped with a plurality ofly, every along annular spliced pole 32 circumferencial direction the cover is equipped with rubber sleeve 8 on the spring 7, 8 one end of rubber sleeve are fixed with card post 31, and the other end is fixed with annular spliced pole 32, and rubber sleeve 8 can be along with spring 7's flexible synchronous telescope.

As shown in fig. 2 and 3, a first porcelain plate 1 is close to the end of the clamping column 31, a first clamping groove 9 is formed in the end of the clamping column 31, an elastic rubber ring 10 is fixed inside the first clamping groove 9, the height of the elastic rubber ring 10 is larger than that of the first clamping groove 9, when the porcelain insulator is stressed and compressed, the adjacent annular connecting columns 32 may impact the porcelain plate due to the sliding relationship of the clamping column 31, and the porcelain plate is damped by the elastic rubber ring 10.

Further, a second clamping groove 11 is formed in the end, close to the clamping column 31, of the second porcelain plate 2, and the elastic rubber ring 10 is also fixed inside the second clamping groove 11.

In summary, the clip column 31 and the annular connection column 32 are made of insulating materials.

The utility model discloses a theory of operation: when using, when the porcelain insulator receives external influences such as wind-force, the porcelain insulator itself can receive the traction force at both ends, at this moment, will block post 31 and slide in annular spliced pole 32 inside under the effect of power, slow down the traction of porcelain insulator in the atress, increase the pull resistance of porcelain insulator, and simultaneously, when receiving external power great, annular spliced pole 32 is compressing when touching to first porcelain plate 1 or second porcelain plate 2, cushion through elastic rubber ring 10 on first porcelain plate 1 or the second porcelain plate 2, prevent the damage of first porcelain plate 1 or second porcelain plate 2.

The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and all the modifications and equivalents of the technical spirit of the present invention to any simple modifications of the above embodiments are within the scope of the technical solution of the present invention.

Claims

1. A tensile porcelain insulator is characterized by comprising a first porcelain plate (1), a second porcelain plate (2), and a connecting component (3) between the first porcelain plate (1) and the second porcelain plate (2), a connector (4) is fixed on the first porcelain plate (1) far away from the connecting component (3), a steel cap (5) is fixedly connected with the connecting head (4) far away from the first porcelain plate (1), the connecting component (3) comprises a clamping column (31) and an annular connecting column (32), the clamping column (31) is connected to the inner wall of the annular connecting column (32) in a sliding manner, the first porcelain plate (1) far away from the connector (4) is fixedly connected with the clamping column (31) or the annular connecting column (32), one side of the second porcelain plate (2) is fixedly connected with the clamping column (31), and the other side of the second porcelain plate is fixedly connected with the annular connecting column (32).

2. The tensile porcelain insulator of claim 1, wherein the inner wall of the annular connecting column (32) is relatively provided with a sliding groove (6) for the clamping column (31) to slide, and a spring (7) is fixedly connected between the sliding end of the clamping column (31) and the far fixed end of the annular connecting column (32).

3. The tensile porcelain insulator of claim 2, wherein a plurality of springs (7) are arranged along the circumferential direction of the annular connecting column (32), each spring (7) is sleeved with a rubber sleeve (8), one end of each rubber sleeve (8) is fixed with the clamping column (31), and the other end of each rubber sleeve (8) is fixed with the annular connecting column (32).

4. The tensile porcelain insulator of claim 1, wherein a first clamping groove (9) is formed in the end, close to the clamping column (31), of the first porcelain plate (1), an elastic rubber ring (10) is fixed inside the first clamping groove (9), and the height of the elastic rubber ring (10) is greater than that of the first clamping groove (9).

5. The tensile porcelain insulator of claim 4, wherein a second clamping groove (11) is formed in the end, close to the clamping column (31), of the second porcelain plate (2), and the elastic rubber ring (10) is also fixed inside the second clamping groove (11).

6. The tensile porcelain insulator according to any one of claims 1 to 5, wherein the clamping column (31) and the annular connecting column (32) are made of insulating materials.