High-voltage lightning arrester fixing base

Abstract

The utility model discloses a high-voltage lightning arrester fixing base which comprises a base plate, the top of the base plate is fixedly connected with a hollow threaded column through a bolt, the top of the hollow threaded column is fixedly connected with a supporting plate through a bolt, and the top of the supporting plate is fixedly connected with three hollow supporting blocks. A sliding rod is slidably connected to an inner cavity of the hollow supporting block, a concave face piece is welded to the end, away from the hollow supporting block, of the sliding rod, a spring is welded between the hollow supporting block and the concave face piece, and under the action of resilience force of the spring, force opposite to the hollow supporting block in direction is applied to the concave face piece. And the surface of the bottom end of the high-voltage lightning arrester is clamped and fixed by the concave sheet, so that the purposes of increasing the contact area between the high-voltage lightning arrester and the support frame and enabling the installed high-voltage lightning arrester to be more stable can be achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of high-voltage lightning arresters, in particular to a high-voltage lightning arrester fixing base. Background Art

[0002] High-voltage lightning arresters are used to protect electrical equipment from high transient overvoltage hazards and limit the follow-on time and often limit the follow-on value. The main material is zinc oxide. The lightning arrester is usually connected between the grid conductor and the ground wire.

[0003] High-voltage lightning arresters are devices that protect substation equipment from lightning shock waves. When installing high-voltage lightning arresters, the threaded rod at the bottom of the high-voltage lightning arrester is usually directly threaded to the surface of the support frame. In order to increase the contact area between the high-voltage lightning arrester and the support frame and make the installed high-voltage lightning arrester more stable, a high-voltage lightning arrester fixing base is designed. The base uses the action of a hollow threaded column to thread the threaded rod at the bottom of the high-voltage lightning arrester, and the cooperation of the sliding rod, concave sheet and spring can clamp and fix the surface of the bottom of the high-voltage lightning arrester, thereby increasing the contact area between the high-voltage lightning arrester and the support frame and making the installed high-voltage lightning arrester more stable. Utility Model Content

[0004] The utility model aims to provide a high-voltage lightning arrester fixing base, which has the purpose of increasing the contact area between the high-voltage lightning arrester and the supporting frame, making the installed high-voltage lightning arrester more stable, so as to solve the above-mentioned background technical problems.

[0005] The utility model provides a technical solution to the above technical problems as follows: a high-voltage lightning arrester fixed base, which includes a chassis: the top of the chassis is fixedly connected to a hollow threaded column by bolts, the top of the hollow threaded column is fixedly connected to a support plate by bolts, the top of the support plate is fixedly connected to three hollow support blocks, the inner cavity of the hollow support block is slidably connected to a sliding rod, the end of the sliding rod away from the hollow support block is welded with a concave sheet, and a spring is welded between the hollow support block and the concave sheet.

[0006] Preferably, the surface of the sliding rod is slidably connected to the inner cavity of the spring, and a gasket is fixedly connected to the concave surface of the concave sheet, and the gasket is a rubber gasket.

[0007] Preferably, the end of the sliding rod opposite to the concave plate is fixedly connected with a round head by bolts, and three convex support plates are welded on the top of the chassis, and the tops of the three convex support plates are fixedly connected to the bottom of the support plate.

[0008] Preferably, three convex support plates 2 are welded to the top of the support plate, and the three convex support plates 2 are fixedly connected with concave panels on one side close to the concave sheet by bolts.

[0009] Preferably, a high-voltage lightning arrester is arranged above the support plate, and the surface of the bottom end of the high-voltage lightning arrester is slidably connected to the concave surfaces of the concave sheet and the concave panel.

[0010] Preferably, a threaded rod is fixedly connected to the bottom end of the high-voltage arrester, the bottom end of the threaded rod passes through the surface of the support plate to the inner cavity of the hollow threaded column, and the surface of the threaded rod is threadedly connected to the inner cavity of the hollow threaded column.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model applies a force in the opposite direction to the hollow support block to the concave sheet under the action of the spring rebound force, so that the concave sheet clamps and fixes the surface of the bottom end of the high-voltage lightning arrester, thereby increasing the contact area between the high-voltage lightning arrester and the support frame, and making the installed high-voltage lightning arrester more stable.

[0013] 2. The utility model provides a gasket to protect the surface of the bottom end of the high-voltage arrester from the concave surface of the concave sheet, and increases the friction between the surface of the high-voltage arrester and the concave surface of the concave sheet, so that the high-voltage arrester can be more stable.

[0014] 3. The utility model uses the convex support plate 1 and the convex support plate 2 in combination. The convex support plate 1 can provide auxiliary support force to the support plate on the top of the chassis, and the use of the convex support plate 2 can assist in fixing the high-voltage lightning arrester, thereby making the high-voltage lightning arrester more stable. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] in:

[0016] Figure 1 A schematic diagram of a front view of an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the main view splitting of an embodiment of the utility model;

[0018] Figure 3 This is a schematic diagram of a convex support plate portion of an embodiment of the utility model;

[0019] Figure 4 It is a schematic diagram of the concave sheet part of an embodiment of the utility model.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. chassis, 2. hollow threaded column, 3. support plate, 4. hollow support block, 5. sliding rod, 6. concave plate, 7. spring, 8. gasket, 9. round head, 10. convex support plate 1, 11. convex support plate 2, 12. concave panel, 13. high-voltage lightning arrester, 14. threaded rod. DETAILED DESCRIPTION

[0022] Hereinafter, embodiments of the high voltage lightning arrester fixing base of the present utility model will be described with reference to the accompanying drawings.

[0023] Embodiment 1:

[0024] Figure 1-4 A high-voltage lightning arrester fixed base of an embodiment of the utility model is shown, which includes: a chassis 1: a hollow threaded column 2 is fixedly connected to the top of the chassis 1 by bolts, a support plate 3 is fixedly connected to the top of the hollow threaded column 2 by bolts, three hollow support blocks 4 are fixedly connected to the top of the support plate 3, a sliding rod 5 is slidably connected to the inner cavity of the hollow support block 4, a concave sheet 6 is welded to the end of the sliding rod 5 away from the hollow support block 4, a spring 7 is welded between the hollow support block 4 and the concave sheet 6, the surface of the sliding rod 5 is slidably connected to the inner cavity of the spring 7, a gasket 8 is fixedly connected to the concave surface of the concave sheet 6, and the gasket 8 is a rubber gasket By setting the gasket 8, the surface of the bottom end of the high-voltage lightning arrester 13 and the concave surface of the concave sheet 6 are padded and protected, and the friction between the surface of the high-voltage lightning arrester 13 and the concave surface of the concave sheet 6 is increased, so that the high-voltage lightning arrester 13 can be made more stable. A high-voltage lightning arrester 13 is arranged above the support plate 3, and the surface of the bottom end of the high-voltage lightning arrester 13 is slidingly connected to the concave surfaces of the concave sheet 6 and the concave panel 12. The bottom end of the high-voltage lightning arrester 13 is fixedly connected to a threaded rod 14, and the bottom end of the threaded rod 14 passes through the surface of the support plate 3 to the inner cavity of the hollow threaded column 2, and the surface of the threaded rod 14 is threadedly connected to the inner cavity of the hollow threaded column 2.

[0025] Embodiment 2:

[0026] Figure 1-4The utility model shows a fixed base of a high-voltage lightning arrester in an embodiment of the present invention, which includes: a chassis 1: a hollow threaded column 2 is fixedly connected to the top of the chassis 1 by bolts, a support plate 3 is fixedly connected to the top of the hollow threaded column 2 by bolts, three hollow support blocks 4 are fixedly connected to the top of the support plate 3, a sliding rod 5 is slidably connected to the inner cavity of the hollow support block 4, a concave sheet 6 is welded to the end of the sliding rod 5 away from the hollow support block 4, a spring 7 is welded between the hollow support block 4 and the concave sheet 6, a round head 9 is fixedly connected to the end of the sliding rod 5 opposite to the concave sheet 6 by bolts, and a Three convex support plates 10, the tops of the three convex support plates 10 are fixedly connected to the bottom of the support plate 3, and three convex support plates 2 11 are welded to the top of the support plate 3. Through the coordinated use of the convex support plates 10 and the convex support plates 2 11, the convex support plates 10 can provide auxiliary support force for the support plate 3 on the top of the chassis 1, and the use of the convex support plates 2 11 can assist in fixing the high-voltage lightning arrester 13, thereby making the high-voltage lightning arrester 13 more stable. The three convex support plates 2 11 are fixedly connected to the concave panel 12 on one side close to the concave sheet 6 by bolts.

[0027] Working principle: When the utility model is used, the user fixes the chassis 1 with the support frame, then places the high-voltage lightning arrester 13 on the surface of the support plate 3, and then rotates the high-voltage lightning arrester 13, so that the surface of the threaded rod 14 is threadedly connected with the inner cavity of the hollow threaded column 2. When the surface of the bottom end of the high-voltage lightning arrester 13 contacts the top of the support plate 3, the bottom end of the high-voltage lightning arrester 13 pushes the concave sheet 6 and the sliding rod 5 to slide in the inner cavity of the hollow support block 4. At the same time, under the action of the rebound force of the spring 7, a force in the opposite direction of the hollow support block 4 is applied to the concave sheet 6, so that the concave sheet 6 clamps and fixes the surface of the bottom end of the high-voltage lightning arrester 13, thereby increasing the contact area between the high-voltage lightning arrester 13 and the support frame, making the installed high-voltage lightning arrester 13 more stable.

[0028] To sum up: the high-voltage lightning arrester fixed base, through the action of the spring 7 rebound force, applies a force to the concave plate 6 in the opposite direction to the hollow support block 4, so that the concave plate 6 clamps and fixes the surface of the bottom end of the high-voltage lightning arrester 13, thereby increasing the contact area between the high-voltage lightning arrester 13 and the support frame, and making the installed high-voltage lightning arrester 13 more stable.

Claims

1. A high voltage lightning arrester fixed base, characterized in that: The invention comprises a chassis (1): the top of the chassis (1) is fixedly connected to a hollow threaded column (2) by bolts, the top of the hollow threaded column (2) is fixedly connected to a support plate (3) by bolts, the top of the support plate (3) is fixedly connected to three hollow support blocks (4), the inner cavity of the hollow support block (4) is slidably connected to a sliding rod (5), the end of the sliding rod (5) away from the hollow support block (4) is welded with a concave sheet (6), and a spring (7) is welded between the hollow support block (4) and the concave sheet (6).

2. A high voltage lightning arrester fixing base according to claim 1, characterized in that: The surface of the sliding rod (5) is slidably connected to the inner cavity of the spring (7), and a gasket (8) is fixedly connected to the concave surface of the concave sheet (6), and the gasket (8) is a rubber gasket.

3. A high voltage lightning arrester fixing base according to claim 2, characterized in that: The end of the sliding rod (5) opposite to the concave plate (6) is fixedly connected with a round head (9) by means of bolts, and three convex support plates (10) are welded to the top of the chassis (1), and the tops of the three convex support plates (10) are fixedly connected to the bottom of the support plate (3).

4. A high voltage lightning arrester fixing base according to claim 3, characterized in that: Three convex support plates (11) are welded on the top of the support plate (3), and the three convex support plates (11) are fixedly connected to a concave panel (12) on one side close to the concave sheet (6) by bolts.

5. A high voltage lightning arrester fixing base according to claim 4, characterized in that: A high-voltage lightning arrester (13) is arranged above the support plate (3), and the surface of the bottom end of the high-voltage lightning arrester (13) is slidably connected to the concave surface of the concave sheet (6) and the concave panel (12).

6. A high voltage lightning arrester fixing base according to claim 5, characterized in that: The bottom end of the high-voltage lightning arrester (13) is fixedly connected to a threaded rod (14), the bottom end of the threaded rod (14) penetrates the surface of the support plate (3) to the inner cavity of the hollow threaded column (2), and the surface of the threaded rod (14) is threadedly connected to the inner cavity of the hollow threaded column (2).

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