A highly anti-pollution and anti-degradation composite suspension insulator

Abstract

The present invention discloses a highly anti-pollution and anti-deterioration composite suspension insulator, comprising an insulator, a U-shaped block fixedly connected to the top of the insulator, and a tensioning mechanism fixedly connected to the bottom, and a vibration reduction mechanism movably installed in the U-shaped block, and the present invention relates to the technical field of insulators. The present invention solves the problem that the suspension insulator is usually rigidly connected to the iron tower, and the connection will be seriously worn and loose due to the vibration of the cable for a long time, and the traditional suspension insulator adopts a single-point fixation for the cable, and the cable will be loose for a long time, and the suspension insulator cannot tighten the cable.

Description

Technical Field

[0001] The invention relates to the technical field of insulators, and in particular to a highly anti-pollution and anti-deterioration composite suspension insulator. Background Art

[0002] In the prior art, suspension insulators are usually rigidly connected to the tower. Due to the vibration of the cable over a long period of time, the connection will be severely worn and loose. At the same time, traditional suspension insulators use a single point to fix the cable, and the cable will become loose over a long period of time. The suspension insulator cannot tighten the cable, so we invented a highly anti-pollution and anti-degradation composite suspension insulator. Summary of the invention

[0003] In order to solve the problem that the suspension insulator is usually rigidly connected to the iron tower, the connection will be severely worn and loose due to the vibration of the cable for a long time, and the traditional suspension insulator adopts a single point to fix the cable, the cable will become loose for a long time, and the suspension insulator cannot tighten the cable, the purpose of the present invention is to provide a highly anti-pollution and degradation-resistant composite suspension insulator.

[0004] In order to achieve the above object, the present invention adopts the following technical solution: a highly anti-pollution and anti-deterioration composite suspension insulator, comprising an insulator, a U-shaped block is fixedly connected to the top of the insulator, and a tensioning mechanism is fixedly connected to the bottom, and a vibration reduction mechanism is movably installed in the U-shaped block;

[0005] The tensioning mechanism comprises a U-shaped plate with an opening facing downward, the inner wall of the U-shaped plate is horizontally fixedly connected with a guide rod, and the side wall is symmetrically threaded with two screw rods, the side wall of the guide rod is slidably connected with two movable blocks, the side wall of the movable block is provided with a wire groove, and the bottom is threaded with a clamping bolt, and the inner wall of the wire groove is slidably connected with a clamping block;

[0006] The vibration reduction mechanism includes a column and a connecting block, two fixing plates are fixedly connected to the two ends of the column, and two springs are sleeved on the outer wall and blocked by the two fixing plates, the bottom of the fixing plate located below is fixedly connected to the connecting plate, and the side wall of the connecting block is provided with a rectangular hole and a circular hole;

[0007] The insulator comprises a core rod, an outer wall of the core rod is fixedly sleeved with an umbrella cover, and an outer wall of the umbrella cover is fixedly sleeved with a plurality of umbrella skirts of different sizes.

[0008] Preferably, one end of the screw rod located inside the U-shaped plate is rotatably connected to the side wall of the movable block, and the other end located outside the U-shaped plate is provided with a head.

[0009] Preferably, the top of the clamping bolt is located inside the wire trough, and the top is rotatably connected to the bottom of the clamping block.

[0010] Preferably, the top surface of the wire trough is arranged as an upwardly concave arc-shaped groove, and the top surface of the pressing block is arranged as an arc-shaped groove.

[0011] Preferably, the bottom and top of the insulator are respectively fixed with threaded heads, the threaded head located at the top of the insulator passes through the bottom of the U-shaped block, and a nut is installed on the threaded head to fix the U-shaped block, and the threaded head located at the bottom of the insulator passes vertically downward through the U-shaped plate, and a nut is installed on the threaded head to fix the U-shaped plate.

[0012] Preferably, the side wall of the connecting plate is rotatably connected to the inner wall of the U-shaped block via a pin.

[0013] Preferably, the column slides vertically upward through the bottom of the connecting block and extends to the inside of the rectangular hole, wherein one of the springs is located below the connecting block and the other spring is located inside the rectangular hole.

[0014] Preferably, the core rod is made of glass fiber epoxy resin, and the umbrella cover and umbrella skirt are integrally formed and both are made of highly anti-fouling composite silicone rubber material.

[0015] Compared with the prior art, the present invention achieves the following beneficial effects: the vibration reduction mechanism is fixed by passing the installation shaft on the iron tower through the circular hole, and then the U-shaped block is connected to the top of the insulator, and the bottom of the insulator is connected to the tensioning mechanism, so the assembly is very convenient; the cable passes through the wire grooves on the two movable blocks, and the clamping bolts are rotated to make the clamping blocks press the cables upward, and the two screw rods are rotated to make the two movable blocks move toward each other, thereby tightening the cables to prevent the cables from loosening; because the column slides through the bottom of the connecting block, under the action of the two springs, the connecting block has the characteristics of buffering and vibration reduction on the column, and thus the suspension insulator has the characteristics of buffering and vibration reduction. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The present invention is further described in detail below with reference to the accompanying drawings and specific embodiments:

[0017] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 It is a structural schematic diagram of the tensioning mechanism of the present invention;

[0019] Figure 3 For the present invention Figure 2 The structural diagram of part A in the figure;

[0020] Figure 4 It is a structural schematic diagram of the vibration reduction mechanism of the present invention;

[0021] Figure 5 It is a schematic structural diagram of a transverse section of the insulator of the present invention.

[0022] In the figure: 1-insulator, 2-U-shaped block, 3-tensioning mechanism, 4-vibration reduction mechanism, 5-U-shaped plate, 6-guide rod, 7-screw rod, 8-movable block, 9-wire groove, 10-clamping bolt, 11-clamping block, 12-column, 13-connecting block, 14-fixing plate, 15-spring, 16-connecting plate, 17-rectangular hole, 18-circular hole, 19-core rod, 20-umbrella cover, 21-umbrella skirt. DETAILED DESCRIPTION

[0023] The following is a description of the implementation of the present invention by means of specific embodiments. Those skilled in the art can easily understand other advantages and effects of the present invention from the contents disclosed in this specification.

[0024] See also Figures 1 to 5 . It should be noted that the structures, proportions, sizes, etc. illustrated in the drawings in this specification are only used to match the contents disclosed in the specification for people familiar with this technology to understand and read, and are not used to limit the limiting conditions for the implementation of the present invention, so they have no substantial technical significance. Any modification of the structure, change in the proportional relationship, or adjustment of the size should still fall within the scope of the technical content disclosed by the present invention without affecting the effects and purposes that can be achieved by the present invention. At the same time, the terms such as "upper", "lower", "left", "right", "middle" and "one" quoted in this specification are only for the convenience of description, and are not used to limit the scope of the implementation of the present invention. Changes or adjustments in their relative relationships should also be regarded as the scope of the implementation of the present invention without substantially changing the technical content.

[0025] The present invention provides a technical solution: a highly anti-pollution and anti-deterioration composite suspension insulator, comprising an insulator 1, a U-shaped block 2 is fixedly connected to the top of the insulator 1, and a tensioning mechanism 3 is fixedly connected to the bottom, and a vibration reduction mechanism 4 is movably installed in the U-shaped block 2;

[0026] The tensioning mechanism 3 includes a U-shaped plate 5 with an opening facing downward, a guide rod 6 is horizontally fixedly connected to the inner wall of the U-shaped plate 5, and two screw rods 7 are symmetrically threaded through the side wall, two movable blocks 8 are slidably connected to the side wall of the guide rod 6, a wire groove 9 is opened on the side wall of the movable block 8, and a clamping bolt 10 is threaded through the bottom, and a clamping block 11 is slidably connected to the inner wall of the wire groove 9;

[0027] The vibration reduction mechanism 4 includes a column 12 and a connecting block 13, two fixing plates 14 are fixedly connected to the two ends of the column 12, and two springs 15 are sleeved on the outer wall and blocked with the two fixing plates 14, a connecting plate 16 is fixedly connected to the bottom of the fixing plate 14 located below, and a rectangular hole 17 and a circular hole 18 are opened on the side wall of the connecting block 13;

[0028] The insulator 1 includes a core rod 19 , an outer wall of the core rod 19 is fixedly sleeved with an umbrella cover 20 , and an outer wall of the umbrella cover 20 is fixedly sleeved with a plurality of umbrella skirts 21 of different sizes.

[0029] One end of the screw rod 7 located inside the U-shaped plate 5 is rotatably connected to the side wall of the movable block 8, and the other end located outside the U-shaped plate 5 is provided with a head.

[0030] The top of the clamping bolt 10 is located inside the wire groove 9, and the top is rotatably connected to the bottom of the clamping block 11.

[0031] The top surface of the wire groove 9 is an upwardly concave arc-shaped groove, and the top surface of the pressing block 11 is an arc-shaped groove.

[0032] The bottom and top of the insulator 1 are respectively fixed with threaded heads. The threaded head located at the top of the insulator 1 passes through the bottom of the U-shaped block 2, and a nut is installed on the threaded head to fix the U-shaped block 2. The threaded head located at the bottom of the insulator 1 passes vertically downward through the U-shaped plate 5, and a nut is installed on the threaded head to fix the U-shaped plate 5.

[0033] The side wall of the connecting plate 16 is rotatably connected to the inner wall of the U-shaped block 2 via a pin.

[0034] The column 12 slides vertically upward through the bottom of the connecting block 13 and extends to the inside of the rectangular hole 17 , wherein one of the springs 15 is located below the connecting block 13 and the other spring 15 is located inside the rectangular hole 17 .

[0035] The core rod 19 is made of glass fiber epoxy resin, and the umbrella cover 20 and umbrella skirt 21 are integrally formed and both are made of highly anti-fouling composite silicone rubber.

[0036] When in use, the vibration reduction mechanism 4 is fixed by passing the installation shaft on the iron tower through the circular hole 18, and then the U-shaped block 2 is connected to the top of the insulator 1, and the bottom of the insulator 1 is connected to the tensioning mechanism 3, which is very convenient to assemble; the cable passes through the wire groove 9 on the two movable blocks 8, and the clamping bolt 10 is rotated to make the clamping block 11 press the cable upward, and the two screw rods 7 are rotated to make the two movable blocks 8 move toward each other, thereby tightening the cable to prevent the cable from loosening; because the column 12 slides through the bottom of the connecting block 13, under the action of the two springs 15, the connecting block 13 has the characteristics of buffering and vibration reduction on the column 12, and thus the suspension insulator has the characteristics of buffering and vibration reduction.

[0037] The above embodiments are merely illustrative of the principles and effects of the present invention, and are not intended to limit the present invention. Anyone familiar with the art may modify or alter the above embodiments without departing from the spirit and scope of the present invention. Therefore, all equivalent modifications or alterations made by a person of ordinary skill in the art without departing from the spirit and technical concept disclosed by the present invention shall still be covered by the claims of the present invention.

Claims

1. A highly anti-pollution and anti-degradation composite suspension insulator, comprising an insulator (1), characterized in that: The top of the insulator (1) is fixedly connected to a U-shaped block (2), and the bottom is fixedly connected to a tensioning mechanism (3), and a vibration reduction mechanism (4) is movably installed in the U-shaped block (2); The tensioning mechanism (3) comprises a U-shaped plate (5) with an opening facing downwards, the inner wall of the U-shaped plate (5) is horizontally fixedly connected to a guide rod (6), and the side wall is symmetrically threaded with two screw rods (7), the side wall of the guide rod (6) is slidably connected with two movable blocks (8), the side wall of the movable block (8) is provided with a wire groove (9), and the bottom is threaded with a clamping bolt (10), and the inner wall of the wire groove (9) is slidably connected with a clamping block (11); The vibration reduction mechanism (4) comprises a column (12) and a connecting block (13); two fixing plates (14) are fixedly connected to the two ends of the column (12); two springs (15) are sleeved on the outer wall and are blocked by the two fixing plates (14); a connecting plate (16) is fixedly connected to the bottom of the fixing plate (14) located below; and a rectangular hole (17) and a circular hole (18) are opened on the side wall of the connecting block (13); The insulator (1) comprises a core rod (19), an outer wall of the core rod (19) is fixedly sleeved with an umbrella cover (20), and an outer wall of the umbrella cover (20) is fixedly sleeved with a plurality of umbrella skirts (21) of varying sizes; One end of the screw rod (7) located inside the U-shaped plate (5) is rotatably connected to the side wall of the movable block (8), and the other end located outside the U-shaped plate (5) is provided with a head; The top of the clamping bolt (10) is located inside the wire groove (9), and the top is rotatably connected to the bottom of the clamping block (11); The top surface of the wire trough (9) is provided as an upwardly concave arc-shaped groove, and the top surface of the pressing block (11) is provided as an arc-shaped groove; The bottom and top of the insulator (1) are respectively fixedly provided with threaded heads, the threaded head located at the top of the insulator (1) passes through the bottom of the U-shaped block (2), and a nut is installed on the threaded head to fix the U-shaped block (2), and the threaded head located at the bottom of the insulator (1) passes vertically downward through the U-shaped plate (5), and a nut is installed on the threaded head to fix the U-shaped plate (5); The side wall of the connecting plate (16) is rotatably connected to the inner wall of the U-shaped block (2) via a pin; The column (12) slides vertically upward through the bottom of the connecting block (13) and extends to the inside of the rectangular hole (17), wherein one of the springs (15) is located below the connecting block (13) and the other spring (15) is located inside the rectangular hole (17).

2. The highly anti-pollution and anti-degradation composite suspension insulator according to claim 1, characterized in that: The core rod (19) is made of glass fiber epoxy resin, and the umbrella cover (20) and umbrella skirt (21) are integrally formed and both are made of highly anti-fouling composite silicone rubber.

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