CN213339902U

CN213339902U - Insulator wire fastening external member

Info

Publication number: CN213339902U
Application number: CN202022321776.7U
Authority: CN
Inventors: 邓小凤
Original assignee: Guangdong Weicheng Electric Power Technology Co ltd
Current assignee: Guangdong Weicheng Electric Power Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-01
Anticipated expiration: 2030-10-19

Abstract

The utility model discloses an insulator wire fastening external member, belonging to the field of power line construction tools, which comprises a top plate and a bottom plate for clamping insulators and wires, and also comprises bolts, nuts, an upper pressing plate, a pressing block and an insulating protective cover; the bolts comprise a first bolt and a second bolt, the lower ends of the first bolt and the second bolt are fixed on the bottom plate, and the upper ends of the first bolt and the second bolt penetrate through the top plate and are locked through the nuts; the top board is fixed the roof bottom just is used for compressing tightly downwards the wire, can dismantle the briquetting connect the bottom plate top just be used for with the insulator supports tightly, the top board with the briquetting be used for the cooperation with the wire with the insulator presss from both sides tightly, the utility model provides a when fastening insulator and the wire of different sizes, nimble convenient problem not enough.

Description

Insulator wire fastening external member

Technical Field

The utility model relates to a power line construction tool field, in particular to insulator wire fastening external member.

Background

The insulator is a special insulating control and can play an important role in an overhead transmission line. The insulator can be divided into a suspension insulator and a post insulator according to different installation modes; according to the difference of the used insulating materials, the insulator can be divided into a porcelain insulator, a glass insulator and a composite insulator (also called a composite insulator); according to different use voltage grades, the insulator can be divided into a low-voltage insulator and a high-voltage insulator; according to different use environmental conditions, deriving a pollution-resistant insulator used in a polluted area; there are various insulators for special purposes such as insulating cross arms, semi-conductor glaze insulators, tension insulators for power distribution, bobbin insulators, and wiring insulators. In addition, the insulator may be classified into an a-type insulator, i.e., a non-breakdown insulator, and a B-type insulator, i.e., a breakdown insulator, according to the breakdown possibility of the insulator.

In the overhead line lays the work progress, need use the turn-buckle to strain fixed wire, current turn-buckle although can realize that the circuit is taut and fixed, but to the installation of unidimensional wire, insulator, it is not nimble convenient enough, the commonality is relatively poor.

In view of this, the utility model provides an insulator wire fastening external member.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an insulator wire fastening external member, when it had solved fastening insulator and wire of different size of a dimension, not nimble convenient problem enough.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an insulator wire fastening kit comprises a top plate and a bottom plate for clamping an insulator and a wire, and further comprises a bolt, a nut, an upper pressing plate and a pressing block;

the bolts comprise a first bolt and a second bolt, the lower ends of the first bolt and the second bolt are fixed on the bottom plate, and the upper ends of the first bolt and the second bolt penetrate through the top plate and are locked through the nuts;

the upper pressing plate is fixed at the bottom of the top plate and used for pressing the wire downwards, the pressing block is detachably connected to the top of the bottom plate and used for abutting against the insulator, and the upper pressing plate and the pressing block are used for matching and clamping the wire and the insulator.

Adopt above-mentioned structure, during the installation, the nut is unscrewed, opens roof and last briquetting, according to the actual mounted position adjustment of electric wire briquetting position, the card goes into the wire for the wire is held tightly together with the insulator, compresses tightly the wire through last briquetting and lower briquetting cooperation, and through nut locking, fixed effect is better, can prevent effectively that the wire pine from taking off. When the wires and the insulators with different sizes are required to be installed, the lower pressing block and the top plate can be detached to be replaced by the lower pressing block and the top plate which are matched with the wires and the insulators in size, and the operation is simple. The problem of when fastening insulator and the wire of different size, it is not nimble convenient enough is solved.

The method is further optimized as follows: mounting grooves are formed in the two ends of the pressing block, waist-shaped holes are formed in the mounting grooves, threaded holes for mounting screws are formed in the bottom plate, and the screws penetrate through the waist-shaped holes and are locked in the threaded holes.

Adopt above-mentioned structure, connect briquetting and bottom plate through the screw, fixed effectual can not influence the clamp of insulator tightly, and easy dismounting.

The method is further optimized as follows: the top of the pressing block is provided with a lower arc surface, the inner arc surface of the lower arc surface faces upwards and is matched with the bottom surface of the insulator, so that the insulator is tightly abutted to the lower arc surface.

By adopting the structure, the insulator can be better clamped conveniently.

The method is further optimized as follows: the bottom surface of the pressing block is provided with an upper arc surface, and the inner arc surface of the upper arc surface faces downwards and is matched with the top surface of the wire, so that the wire is tightly abutted to the upper arc surface.

By adopting the structure, the wire can be clamped better.

The method is further optimized as follows: the first bolt and the second bolt are respectively located on two opposite sides of the wire, a through hole is formed in one end of the top plate, a clamping groove is formed in the other end of the top plate, the through hole and the clamping groove penetrate through the top plate from top to bottom, the first bolt penetrates through the through hole and passes through the nut for locking, and the second bolt penetrates through the clamping groove and passes through the nut for locking.

The method is further optimized as follows: still establish including the lid insulating protective cover on the roof, be provided with the safety cover on the insulating protective cover, the safety cover is provided with two, first bolt with second bolt upper end holds respectively two in the safety cover.

The method is further optimized as follows: the insulating protective cover is matched with the top plate in a clamping mode.

The method is further optimized as follows: the anti-skidding structure is characterized in that anti-skidding stripes are arranged on the upper arc surface, and a plurality of anti-skidding stripes are arranged at equal intervals along the axial direction of the lead.

The method is further optimized as follows: the inner material of the top plate is Q235A stainless steel, and the outer material of the top plate is flame-retardant polypropylene insulating material; the insulating protective cover is made of flame-retardant polypropylene insulating materials.

By adopting the structure, the top plate is corrosion-resistant and high-temperature oxidation-resistant, and the flame-retardant polypropylene insulating material has good mechanical property, electrical property, wear resistance, heat resistance and chemical reagent resistance.

To sum up, the utility model discloses following beneficial effect has: during the installation, open insulating protection casing, the nut is unscrewed, then uses first bolt as the axle center, rotates the roof for roof and last briquetting are opened, according to the actual mounted position adjustment of electric wire briquetting position, the wire is gone into to the card, makes wire and insulator hold tightly together, and it is comparatively convenient to operate. The upper pressing block and the lower pressing block are matched to compress the wire, and the wire is locked by the nut, so that the fixing effect is better, and the wire can be effectively prevented from loosening. When the wires and the insulators with different sizes are required to be installed, the lower pressing block and the top plate can be detached to be replaced by the lower pressing block and the top plate which are matched with the wires and the insulators in size, and the operation is simple. The bottom plate and the pressing block are designed to be chamfered smoothly, so that the wire is prevented from being damaged. The lower cambered surface on the pressing block is matched and fixed with the insulator, and the upper cambered surface on the top plate is matched and fixed with the lead, so that the sliding and loosening are prevented. The top plate can be disassembled and assembled in 360-degree rotation, and can be quickly opened, so that the installation efficiency is improved. Has better universality and is suitable for leads of all specifications. The insulating protective cover is designed into an integrated structure, is waterproof and dustproof, resists voltage and prevents electric shock, and can keep the insulating state of the lead.

Drawings

FIG. 1 is a schematic structural view of an embodiment, which is mainly used for embodying the structure of a fastening kit;

FIG. 2 is a schematic side view of an embodiment, primarily for embodying the structure of the fastening assembly;

FIG. 3 is a schematic structural diagram of an embodiment, which is mainly used for showing the structure of the fastening kit when the insulating protective cover is opened;

FIG. 4 is a schematic structural view of the embodiment, which is mainly used for embodying the structure of the top plate and the upper press plate;

fig. 5 is a schematic cross-sectional view of the embodiment, which is mainly used for embodying the matching structure of the threaded hole and the waist-shaped hole.

In the figure, 1, a bottom plate; 2. a lower arc surface; 3. mounting grooves; 4. briquetting; 51. a first bolt; 52. a second bolt; 6. an insulating protective cover; 7. a protective cover; 8. an upper pressure plate; 9. a nut; 10. a gasket; 11. a clamping block; 12. a top plate; 13. an upper arc surface; 14. anti-skid stripes; 15. perforating; 16. a card slot; 17. a threaded hole; 18. a waist-shaped hole.

Detailed Description

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

Example (b): an insulator wire fastening kit, as shown in fig. 1-5, comprises a top plate 12, a bottom plate 1, a bolt, a nut 9, an upper pressure plate 8, a pressing block 4 and an insulating protective cover 6 covering the top plate 12. The top plate 12 and the bottom plate 1 are used for clamping insulators and wires, and when the insulators and the wires are clamped, the wires are located on the upper portions of the insulators. The top board 8 is fixed in roof 12 bottom and is used for compressing tightly the wire downwards, and briquetting 4 can be dismantled and connect at bottom plate 1 top and be used for supporting tightly with the insulator, and top board 8 and briquetting 4 cooperation are pressed from both sides wire and insulator tightly.

Referring to fig. 1-5, preferably, the top of the pressing block 4 is provided with a lower cambered surface 2, and the inner cambered surface of the lower cambered surface 2 faces upwards and is matched with the bottom surface of the insulator, so that the insulator is tightly pressed on the lower cambered surface 2 in a surface-to-surface manner. Mounting grooves 3 are formed in two ends of the pressing block 4, the mounting grooves 3 are located on two opposite sides of the insulator, waist-shaped holes 18 are formed in the mounting grooves 3, and the length directions of the waist-shaped holes 18 are the same as the axial direction of the lead. The bottom plate 1 is provided with a threaded hole 17 for mounting a screw, the waist-shaped hole 18 corresponds to the threaded hole 17 up and down, the screw passes through the waist-shaped hole 18 and is locked in the threaded hole 17, and the head of the screw is positioned in the mounting groove 3.

Referring to fig. 1-5, preferably, the bottom surface of the pressing block 4 is provided with an upper arc surface 13, and the inner arc surface of the upper arc surface 13 faces downward and is matched with the top surface of the wire, so that the wire is tightly pressed on the upper arc surface 13 in a surface-to-surface mode. Be provided with anti-skidding stripe 14 on the last cambered surface 13, anti-skidding stripe 14 is located last cambered surface 13 just, and anti-skidding stripe 14 is provided with a plurality ofly, and a plurality of anti-skidding stripes 14 are along the equidistant setting of wire axial direction.

Referring to fig. 1 to 5, the bolts include a first bolt 51 and a second bolt 52, the first bolt 51 and the second bolt 52 are fixed to the bottom plate 1 at lower ends thereof and fastened at upper ends thereof by nuts 9 through the top plate 12. Specifically, the first bolt 51 and the second bolt 52 are respectively located at two opposite sides of the conductor and the insulator, and one end of the top plate 12 is provided with a through hole 15, and the other end is provided with a clamping groove 16. The through hole 15 and the clamping groove 16 penetrate through the top plate 12 from top to bottom, the first bolt 51 penetrates through the through hole 15 and is locked through the nut 9, and the second bolt 52 penetrates through the clamping groove 16 and is locked through the nut 9. The first bolt 51 and the second bolt 52 are both sleeved with a gasket 10, and the gasket 10 is tightly pressed between the top plate 12 and the nut 9. In order to hide and protect the gasket 10, the nut 9, and the upper portions of the first bolt 51 and the second bolt 52, specifically, the insulating protective cover 6 is provided with two protective covers 7, the protective covers 7 are provided, and the upper ends of the first bolt 51 and the second bolt 52 are respectively accommodated in the two protective covers 7. Further, insulating protection casing 6 and roof 12 joint cooperation, it is concrete, roof 12 lateral part is fixed with fixture block 11, and the downward sloping in the 12 outside on roof is followed to fixture block 11 top surface, and the upward sloping in the 12 outside on roof is followed to fixture block 11 bottom surface, offers the locking groove with 11 looks adaptations of fixture block on the 6 lateral walls of insulating protection casing to make the 11 joints of fixture block in the locking inslot. Preferably, the material of the inner part of the top plate 12 is Q235A stainless steel, and the material of the outer part is flame-retardant polypropylene insulating material; the insulating protective cover 6 is made of flame-retardant polypropylene insulating material.

During the installation, open insulating protective cover 6, nut 9 is unscrewed, then uses first bolt 51 as the axle center, rotates roof 12 for roof 12 and last briquetting are opened, according to the actual mounted position adjustment of electric wire briquetting position, the card goes into the wire, makes wire and insulator hold tightly together, and it is comparatively convenient to operate.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. An insulator wire fastening kit comprising a top plate (12) and a bottom plate (1) for clamping insulators and wires, characterized by: the device also comprises a bolt, a nut (9), an upper pressure plate (8) and a pressing block (4);

the bolts comprise a first bolt (51) and a second bolt (52), the lower ends of the first bolt (51) and the second bolt (52) are fixed on the bottom plate (1), and the upper ends of the first bolt and the second bolt penetrate through the top plate (12) and are locked through the nut (9);

the upper pressing plate (8) is fixed at the bottom of the top plate (12) and used for pressing the wire downwards, the pressing block (4) is detachably connected to the top of the bottom plate (1) and used for abutting against the insulator, and the upper pressing plate (8) and the pressing block (4) are used for matching and clamping the wire and the insulator.

2. The insulator wire fastening kit according to claim 1, wherein: mounting groove (3) have all been seted up at briquetting (4) both ends, waist shape hole (18) have been seted up in mounting groove (3), set up screw hole (17) that are used for installing the screw on bottom plate (1), the screw passes waist shape hole (18) and locking are in screw hole (17).

3. An insulator wire fastening kit according to claim 2, wherein: the top of the pressing block (4) is provided with a lower arc surface (2), the inner arc surface of the lower arc surface (2) faces upwards and is matched with the bottom surface of the insulator, so that the insulator is tightly abutted to the lower arc surface (2).

4. An insulator wire fastening kit according to claim 3, wherein: the bottom surface of the pressing block (4) is provided with an upper arc surface (13), the inner arc surface of the upper arc surface (13) faces downwards and is matched with the top surface of the wire, so that the wire is tightly abutted to the upper arc surface (13).

5. The insulator wire fastening kit according to claim 1, wherein: first bolt (51) with second bolt (52) are located respectively the wire is relative both sides, roof (12) one end has been seted up and has been perforated (15), and draw-in groove (16) have been seted up to the other end, perforation (15) with draw-in groove (16) all run through from top to bottom roof (12), first bolt (51) pass perforation (15) and pass through nut (9) locking, second bolt (52) wear to establish in draw-in groove (16) and pass through nut (9) locking.

6. The insulator wire fastening kit according to claim 1, wherein: still establish including the lid insulating protection cover (6) on roof (12), be provided with safety cover (7) on insulating protection cover (6), safety cover (7) are provided with two, first bolt (51) with second bolt (52) upper end holds respectively two in safety cover (7).

7. An insulator wire fastening kit according to claim 6, wherein: the insulating protective cover (6) is in clamping fit with the top plate (12).

8. An insulator wire fastening kit according to claim 4, wherein: the anti-skidding wire is characterized in that anti-skidding stripes (14) are arranged on the upper arc surface (13), the anti-skidding stripes (14) are arranged in a plurality, and the anti-skidding stripes (14) are arranged at equal intervals in the axial direction of the wire.

9. An insulator wire fastening kit according to claim 6, wherein: the inner material of the top plate (12) is Q235A stainless steel, and the outer material is flame-retardant polypropylene insulating material; the insulation protective cover (6) is made of flame-retardant polypropylene insulation materials.