CN211062534U - A lightning protection composite insulator - Google Patents

Abstract

The utility model belongs to the technical field of the insulator, especially, be a lightning protection composite insulator, including base and composite insulator main part, the top of base is fixed with the box, the jack has been seted up to the top symmetry of box, the bottom of composite insulator main part is fixed with the connecting piece, the bottom of connecting piece sets up the top at the box, the bottom symmetry of connecting piece is fixed with the inserted block, the bottom of inserted block slides respectively and passes corresponding jack, the card hole has all been seted up to a lateral wall of inserted block the utility model discloses a set up connecting piece, inserted block, riser, horizontal pole, first arm-tie, first spring, fixture block, connecting rod, first wedge, slide, second wedge, montant, second arm-tie and second spring, can convenient and fast install the composite insulator main part on the box to when the composite insulator main part damages the back, change comparatively convenient and fast through setting up L type support and lightning protection needle, can play better lightning protection effect.

Description

A lightning protection composite insulator

technical field

The utility model relates to the technical field of insulators, in particular to a lightning protection composite insulator.

Background technique

Composite insulator is a device installed between conductors of different potentials or between conductors and ground potential components, which can withstand voltage and mechanical stress. It is a special insulation control and can play an important role in overhead transmission lines. In the early years, insulators were mostly used for utility poles, and gradually developed when a lot of disc-shaped insulators were hung at one end of a high-voltage wire connection tower. It was used to increase the creepage distance and was usually made of glass or ceramics.

However, the current composite insulator is inconvenient to install and disassemble, so when the composite insulator is damaged, it is more troublesome to operate when replacing, which affects the construction efficiency of workers. Therefore, we propose a lightning protection composite insulator to solve the above problems.

Utility model content

(1) Technical problems solved

Aiming at the deficiencies of the prior art, the utility model provides a lightning protection composite insulator, which solves the problems raised in the above-mentioned background technology.

(2) Technical solutions

In order to achieve the above purpose, the present invention provides the following technical solutions: a lightning protection composite insulator, comprising a base and a composite insulator main body, a box body is fixed on the top of the base, and a jack is symmetrically opened on the top of the box body, so The bottom of the composite insulator body is fixed with a connecting piece, the bottom of the connecting piece is arranged on the top of the box body, the bottom of the connecting piece is symmetrically fixed with insert blocks, and the bottom ends of the insert blocks slide through the corresponding One side wall of the insert block is provided with a snap hole, the bottom inner wall of the box body is symmetrically slidably connected with a vertical plate, one side wall of the vertical plate is fixed with a cross bar, and the One end slides through an adjacent side wall of the box body and is fixed with a first pull plate, the outer side of the horizontal rod is sleeved with a first spring, and the two ends of the first spring are respectively connected with one of the adjacent vertical plates. The side wall and the inner wall of the adjacent side of the box are fixedly connected, one side wall of the vertical plate is fixed with a blocking block, one end of the blocking block slides through the corresponding blocking hole, and the vertical plate is far away from the blocking block A connecting rod is fixed on one side wall of the box, a first wedge block is fixed on one end of the connecting rod, a slide plate is slidably connected to the inner walls on both sides of the box body, and a second wedge block is fixed on the bottom of the slide plate , the second wedge-shaped block is adapted to the corresponding first wedge-shaped block, the top of the slide plate is fixed with a vertical rod, the top of the vertical rod slides through the top of the box body and is fixed with a second pull The outer side of the vertical rod is sleeved with a second spring, the two ends of the second spring are respectively fixedly connected with the top of the box and the bottom of the second pull plate, and the top of the base is fixed with an L-shaped bracket, A lightning protection rod is installed on the top of the L-shaped bracket.

As a preferred technical solution of the present invention, sliders are fixed on the bottoms of the vertical plates, and sliding grooves are symmetrically opened on the inner wall of the bottom of the box, and the sliding blocks are respectively slidably connected in the corresponding sliding grooves. .

As a preferred technical solution of the present invention, one side wall of the slide plate is fixed with limit blocks, the inner walls of both sides of the box are provided with limit slots, and the limit blocks are respectively slidably connected to the corresponding in the limit slot.

As a preferred technical solution of the present invention, both side walls of the box body are provided with first sliding holes, the transverse rods pass through the corresponding first sliding holes, and the top of the box body is symmetrically provided with a second sliding hole. Two sliding holes, the vertical rods pass through the corresponding second sliding holes.

As a preferred technical solution of the present invention, the four corners of the bottom of the base are provided with screw holes.

(3) Beneficial effects

Compared with the prior art, the utility model provides a lightning protection composite insulator, which has the following beneficial effects:

The lightning protection composite insulator is provided with a connecting piece, an insert block, a vertical plate, a horizontal rod, a first pulling plate, a first spring, a clamping block, a connecting rod, a first wedge-shaped block, a sliding plate, a second wedge-shaped block, a vertical rod, The second pull plate and the second spring can easily and quickly install the main body of the composite insulator on the box, so that when the main body of the composite insulator is damaged, it is convenient and fast to replace. Better lightning protection effect.

Description of drawings

Fig. 1 is the overall structure schematic diagram of the present utility model;

FIG. 2 is a schematic view of the enlarged structure of the area A of the present invention.

In the figure: 1. Base; 2. Main body of composite insulator; 3. Box body; 4. Jack; 5. Connector; 6. Insert block; 7. Card hole; 8. Vertical plate; 9. Cross bar; 10. The first pull plate; 11, the first spring; 12, the block; 13, the connecting rod; 14, the first wedge block; 15, the slide plate; 16, the second wedge block; 17, the vertical rod; 18, the second pull plate ;19, second spring; 20, L-shaped bracket; 21, lightning protection rod; 22, slider; 23, chute; 24, limit block; 25, limit slot; 26, first sliding hole; 27, The second sliding hole; 28. The screw hole.

Detailed ways

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the implementations. example. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

Example

1-2, the present utility model provides the following technical solutions: a lightning protection composite insulator, comprising a base 1 and a composite insulator body 2, a box body 3 is fixed on the top of the base 1, and the top of the box body 3 is symmetrically opened with sockets Hole 4, the bottom of the composite insulator main body 2 is fixed with a connector 5, the bottom of the connector 5 is arranged on the top of the box 3, the bottom of the connector 5 is symmetrically fixed with a plug 6, and the bottom ends of the plug 6 are respectively slid through. Corresponding jacks 4, one side wall of the insert block 6 is provided with a clamping hole 7, the bottom inner wall of the box body 3 is symmetrically slidably connected with a vertical plate 8, one side wall of the vertical plate 8 is fixed with a cross bar 9, the horizontal One end of the rod 9 slides through an adjacent side wall of the box body 3 and is fixed with the first pull plate 10. The outer side of the cross rod 9 is sleeved with a first spring 11, and the two ends of the first spring 11 are respectively adjacent to each other. One side wall of the vertical plate 8 is fixedly connected with the inner wall of the adjacent side of the box body 3, and one side wall of the vertical plate 8 is fixed with a clamping block 12, one end of the clamping block 12 slides through the corresponding clamping hole 7, and the vertical A connecting rod 13 is fixed on a side wall of the plate 8 away from the clamping block 12, and a first wedge block 14 is fixed on one end of the connecting rod 13. The inner walls on both sides of the box body 3 are slidably connected with a sliding plate 15, and the bottom of the sliding plate 15 is slidably connected. A second wedge-shaped block 16 is fixed, the second wedge-shaped block 16 is adapted to the corresponding first wedge-shaped block 14 , the top of the slide plate 15 is fixed with a vertical rod 17 , and the top of the vertical rod 17 slides through the box 3 . A second pull plate 18 is fixed on the top, and a second spring 19 is sleeved on the outer side of the vertical rod 17. The two ends of the second spring 19 are fixedly connected with the top of the box 3 and the bottom of the second pull plate 18 respectively. The top of the L-shaped bracket 20 is fixed, and the top of the L-shaped bracket 20 is installed with a lightning rod 21.

In this embodiment, by setting the connecting piece 5 , the insert block 6 , the vertical plate 8 , the cross bar 9 , the first pulling plate 10 , the first spring 11 , the clamping block 12 , the connecting rod 13 , the first wedge-shaped block 14 , the sliding plate 15 , the second wedge block 16, the vertical rod 17, the second pull plate 18 and the second spring 19, the composite insulator main body 2 can be easily and quickly installed on the box 3, so that when the composite insulator main body 2 is damaged, it is relatively easy to replace It is convenient and quick. By setting the L-shaped bracket 20 and the lightning protection rod 21, a better lightning protection effect can be achieved.

Specifically, the bottoms of the vertical plates 8 are fixed with sliding blocks 22 , and the inner wall of the bottom of the box body 3 is symmetrically provided with sliding grooves 23 , and the sliding blocks 22 are respectively slidably connected in the corresponding sliding grooves 23 .

In this embodiment, by fixing the slider 22 at the bottom of the vertical plate 8 and opening the sliding grooves 23 symmetrically on the bottom inner wall of the box body 3 , the vertical plate 8 can slide in the box body 3 stably.

Specifically, limit blocks 24 are fixed on one side wall of the sliding plate 15 , limit slots 25 are defined on both inner walls of the box 3 , and the limit blocks 24 are respectively slidably connected in the corresponding limit slots 25 .

In this embodiment, by fixing the limiting block 24 on one side wall of the sliding plate 15 and opening the limiting grooves 25 on the inner walls of both sides of the box body 3 , the sliding plate 15 can slide in the box body 3 stably.

Specifically, both side walls of the box body 3 are provided with first sliding holes 26, the transverse rods 9 pass through the corresponding first sliding holes 26, the top of the box body 3 is symmetrically provided with second sliding holes 27, and the vertical rods 17 pass through The corresponding second sliding hole 27 .

In this embodiment, the first sliding holes 26 are opened on the two side walls of the box body 3 so that the cross bar 9 can pass through one side wall of the box body 3 smoothly. The two sliding holes 27 are for enabling the vertical rod 17 to pass through the top of the box body 3 smoothly.

Specifically, the four corners of the bottom of the base 1 are provided with screw holes 28 .

In this embodiment, the four corners of the bottom of the base 1 are provided with screw holes 28 to facilitate the installation of the base 1 on the utility pole.

The working principle and use process of the utility model: the base 1 is fixed on the utility pole by screws. When the composite insulator main body 2 is damaged and needs to be disassembled, the first pull plate 10 can be pulled outward, and the first pull plate 10 passes through The cross bar 9 drives the vertical plate 8 to move to the outside. At this time, the first spring 11 will be compressed, and the vertical plate 8 can drive the first wedge block 14 to move to the outside. When the hypotenuse of the first wedge block 14 and the second wedge block 16 When the first wedge block 14 continues to move to the outside, it will press the second wedge block 16 to move upward, thereby driving the vertical rod 17 to move upward, and the vertical rod 17 can drive the second pull plate 18 to move upward , the second spring 19 will be stretched at this time. When the hypotenuse of the first wedge block 14 is separated from the hypotenuse of the second wedge block 16, under the elastic force of the second spring 19, the second wedge block 16 will move toward move down to block the first wedge block 14. At this time, the block 12 has been completely separated from the hole 7 of the insert block 6, so that the insert block 6 can be pulled out from the jack 4, and then the composite insulator body 2 can be removed. Remove from the box body 3 and replace it with a new composite insulator body 2. After inserting the insert block 6 into the jack 4, pull the second pull plate 18 upward, so as to drive the second wedge block 16 to move upward. In this way, the restriction on the first wedge-shaped block 14 can be released, so under the elastic force of the first spring 11, the clamping block 12 will be inserted into the corresponding clamping hole 7, so that the composite insulator body 2 can be installed in the box. 3 on.

Finally, it should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. , it is still possible to modify the technical solutions described in the foregoing embodiments, or perform equivalent replacements to some of the technical features. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims (5)

1. A lightning protection composite insulator, comprising a base (1) and a composite insulator main body (2), characterized in that: a box (3) is fixed on the top of the base (1), and a box (3) is fixed on the top of the base (1). A socket (4) is symmetrically opened at the top, a connector (5) is fixed on the bottom of the composite insulator body (2), and the bottom of the connector (5) is arranged on the top of the box (3). The bottom of the component (5) is symmetrically fixed with insert blocks (6), the bottom ends of the insert blocks (6) slide through the corresponding insertion holes (4) respectively, and one side wall of the insert blocks (6) is A clamping hole (7) is provided, a vertical plate (8) is symmetrically slidably connected to the bottom inner wall of the box body (3), and a horizontal bar (9) is fixed on one side wall of the vertical plate (8). One end of the cross bar (9) slides through an adjacent side wall of the box body (3) and is fixed with a first pull plate (10), and a first spring (11) is sleeved on the outer side of the cross bar (9). ), the two ends of the first spring (11) are respectively fixedly connected with one side wall of the adjacent vertical plate (8) and the adjacent inner wall of the box (3). The side walls are fixed with a clamping block (12), one end of the clamping block (12) slides through the corresponding clamping hole (7), and one side wall of the vertical plate (8) away from the clamping block (12) is A connecting rod (13) is fixed, one end of the connecting rod (13) is fixed with a first wedge block (14), and the inner walls on both sides of the box body (3) are slidably connected with slide plates (15). A second wedge-shaped block (16) is fixed on the bottom of the slide plate (15), the second wedge-shaped block (16) is adapted to the corresponding first wedge-shaped block (14), and the top of the slide plate (15) is A vertical rod (17) is fixed, the top ends of the vertical rods (17) all slide through the top of the box body (3) and a second pull plate (18) is fixed, and the outer sides of the vertical rods (17) are all sleeved A second spring (19) is provided, the two ends of the second spring (19) are respectively fixedly connected with the top of the box (3) and the bottom of the second pull plate (18), and the top of the base (1) is fixed There is an L-shaped bracket (20), and a lightning protection rod (21) is installed on the top of the L-shaped bracket (20). 2. The lightning protection composite insulator according to claim 1, wherein the bottom of the vertical plate (8) is fixed with a slider (22), and the bottom inner wall of the box body (3) is symmetrically opened There are sliding grooves (23), and the sliding blocks (22) are respectively slidably connected in the corresponding sliding grooves (23). 3 . The lightning protection composite insulator according to claim 1 , wherein a limit block ( 24 ) is fixed on one side wall of the sliding plate ( 15 ), and the inner walls on both sides of the box body ( 3 ) are fixed. 4 . Limiting grooves (25) are provided in both, and the limiting blocks (24) are respectively slidably connected in the corresponding limiting grooves (25). 4. A lightning protection composite insulator according to claim 1, characterized in that: both side walls of the box body (3) are provided with a first sliding hole (26), and the cross bar (9) penetrates through Corresponding to the first sliding hole (26), the top of the box body (3) is symmetrically provided with a second sliding hole (27), and the vertical rod (17) penetrates the corresponding second sliding hole (27). 5 . The lightning protection composite insulator according to claim 1 , wherein the four corners of the bottom of the base ( 1 ) are provided with screw holes ( 28 ). 6 .

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