CN212695327U

CN212695327U - Accessory fastener for cable spacer

Info

Publication number: CN212695327U
Application number: CN202021760980.2U
Authority: CN
Inventors: 吴远飞
Original assignee: Zhejiang Sauer Metal Materials Co ltd
Current assignee: Zhejiang Sauer Metal Materials Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-03-12
Anticipated expiration: 2030-08-21

Abstract

The utility model provides an accessory fastener that cable conductor spacer was used belongs to electrical equipment accessory technical field. It has solved the problem that current cable conductor spacer's fastener mechanical strength is low, life is short. This accessory fastener that cable conductor spacer was used, including the fastener body, the other end of fastener body articulates through the round pin axle has the curved boom, has semicircular indent mouth one on the inside wall of curved boom, has semicircular indent mouth two on the outer wall of the fastener body relative with indent mouth one, when the curved boom supports around round pin axle rotation and fastener body and leans on, this indent mouth one, indent mouth two forms the through wires hole relatively, is provided with between curved boom and the fastener body and makes curved boom and fastener body support the assembly structure who leans on the locking relatively. The utility model discloses fastener body and curved boom connection structure stability is higher, and structural design is reasonable, simple, has the buffering and supports and lean on the effect, difficult wearing and tearing, long service life, assembly convenient to use.

Description

Accessory fastener for cable spacer

Technical Field

The utility model belongs to the technical field of electrical equipment accessory, a accessory fastener that cable conductor spacer was used is related to.

Background

The conductor of each phase of the conductor of the long-distance and large-capacity ultrahigh voltage transmission line adopts two, four or more than two split conductors. At present, a 220KV transmission line and a 330KV transmission line adopt a two-split conductor, a 500KV transmission line adopts a three-split conductor and a four-split conductor, and an ultrahigh voltage transmission line with voltage higher than 500KV adopts a six-split conductor and a more-split conductor. In order to ensure that the distance between the split conductor harnesses is kept constant to meet the electrical performance, reduce the surface potential gradient and avoid electromagnetic force between the conductor harnesses to cause mutual attraction collision under the condition of short circuit or cause instant attraction collision, but the conductor harnesses can return to a normal state after the accident is eliminated, therefore, the spacing rods are arranged in the span at a certain distance. The installation of the spacer bar can also play a certain role in inhibiting the oscillation of the secondary span and the breeze vibration.

The conductor spacer of current four-split conductor generally includes conductor spacer main part and the conductor spacer fastener of connection in the conductor spacer main part, and the conductor spacer fastener generally all adopts monomer structure, and this conductor spacer fastener's mechanical strength is lower, and structural stability is relatively poor, and life is short.

Disclosure of Invention

The utility model aims at providing a simple structure, mechanical strength height, stable in structure's accessory fastener that cable conductor spacer used to the above-mentioned problem that exists among the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an accessory fastener that cable conductor spacer was used, is including being banding fastener body, the one end of fastener body be used for pegging graft to dismantle the assembly in the conductor spacer main part, the one end of this fastener body has the rectangle pilot hole, when the fastener body passes through the rectangle pilot hole assembly in the conductor spacer main part, the spacing cooperation of this fastener body and conductor spacer main part, the other end of fastener body articulated through the round pin axle have the curved boom, its characterized in that, the inside wall of curved boom on have a semicircular indent mouth one, have a semicircular indent mouth two on the outer wall of the fastener body relative with indent mouth one, when the curved boom supports with the fastener body around the round pin rotation and lean on, this indent mouth one, indent mouth two form the through wires hole relatively, curved boom and fastener body between be provided with and make curved boom and fastener body support the assembly structure that leans on the locking relatively.

This accessory fastener that cable conductor spacer was used mainly leans on to make interior notch one, two relative formation through wires holes of indent by the bent arm around round pin axle rotation and fastener body, and the cable crosses the line from the through wires hole, is provided with assembly structure between this bent arm and the fastener body, makes bent arm and fastener body lean on locking stable in structure relatively through assembly structure, convenient assembling, long service life.

In the above-mentioned accessory fastener that cable conductor spacer used, assembly structure include fastening bolt, the tip of curved boom seted up connecting hole one, seted up connecting hole two on the fastener body relative with connecting hole one, fastening bolt wear to locate connecting hole one, make curved boom and fastener body support relatively and lean on the locking in connecting hole two, fastening bolt and curved boom between be provided with the limit structure who prevents that fastening bolt spiral is not hard up. The purpose of setting up like this is that convenient curved arm, fastener body lean on the locking, convenient to use.

In the above-mentioned accessory clamp for the cable spacer, the limiting structure includes a first curved arm, a first connecting hole and a second connecting hole, the first connecting hole and the second connecting hole are respectively provided with a convex block, the head of the fastening bolt is in a strip structure, the head of the fastening bolt is clamped in the first connecting hole, and the convex blocks are respectively positioned in the clockwise direction of the two ends of the head of the fastening bolt. The purpose of setting up like this makes the curved boom and fastener body pass through fastening bolt locking structure relatively stable, long service life.

In foretell accessory fastener that cable conductor spacer used, the inside wall of the tip of curved boom on still inlay and be equipped with rubber piece one, inlay on the outer wall of the fastener body relative with rubber piece one and be equipped with rubber piece two, when curved boom and fastener body lean on the locking relatively, this rubber piece one and rubber piece two relatively elasticity lean on. The purpose of this setting is when making the curved arm and the clamp body butt relatively, has the effect of elastic buffer.

In the accessory wire clamp for the cable spacer, a first semicircular rubber sheet is detachably connected to a first inner notch on the inner side wall of the bent arm, the size and the shape of the first semicircular rubber sheet are matched with those of the first inner notch, a second semicircular rubber sheet is detachably connected to a second inner notch on the outer wall of the wire clamp body, and the size and the shape of the second semicircular rubber sheet are matched with those of the second inner notch. The purpose of this is: when the cable conductor is walked from the through wires hole that indent mouth one, two formations of indent mouths, the effect that the interior notch two of the indent mouth one, the fastener body of cable conductor and bent arm have elasticity and support and lean on prevents that the cable conductor from wearing and tearing to establish.

In the above-mentioned accessory clamp for the cable spacer, the middle position of the first inner notch on the inner side wall of the curved arm is provided with a first circular assembly hole, the middle part of the outer wall of the first semicircular rubber sheet is provided with a first outer protrusion, when the first semicircular rubber sheet is attached to and assembled in the first inner notch on the inner side wall of the curved arm, the first outer protrusion is located in the corresponding first circular assembly hole and fixed through a bolt, the middle position of the second inner notch on the outer wall of the clamp body is provided with a second circular assembly hole, the middle part of the outer wall of the second semicircular rubber sheet is provided with a second outer protrusion, and when the second semicircular rubber sheet is attached to and assembled in the second inner notch on the outer wall of the clamp body, the second outer protrusion is located in the corresponding second circular assembly hole and fixed through a bolt. The purpose of setting so can prevent effectively that semi-circular rubber piece one from breaking away from in interior notch one, prevent that semi-circular rubber piece two breaks away from in interior notch two, stable in structure.

In the accessory wire clamp for the cable spacer, the edge part of the first inner concave opening of the bent arm is provided with the first arc-shaped grooves which are symmetrically arranged, the edge part of the outer wall of the first semi-circular rubber sheet is provided with the first arc-shaped ridges which are symmetrically arranged, the first arc-shaped ridges of the first semi-circular rubber sheet are positioned in the first arc-shaped grooves of the corresponding bent arm to prevent the first semi-circular rubber sheet from displacing in the first inner concave opening of the bent arm, the edge part of the second inner concave opening of the wire clamp body is provided with the second arc-shaped grooves which are symmetrically arranged, the edge part of the outer wall of the second semi-circular rubber sheet is provided with the second arc-shaped ridges which are symmetrically arranged, and the second arc-shaped ridges of the second semi-circular rubber sheet are positioned in the second arc-shaped grooves of the corresponding wire clamp body to. The purpose that sets up like this makes semi-circular rubber piece one lean on more stably in the indent mouth of curved boom one, prevents that semi-circular rubber piece one from shifting in the indent mouth of curved boom one, and semi-circular rubber piece two leans on more stably in the indent mouth of wire clamp body two, prevents that semi-circular rubber piece two from shifting in the indent mouth of wire clamp body two.

In the accessory wire clamp for the cable spacer, a first reinforcing groove is formed in the outer wall of the bent arm along the length direction of the bent arm, and a second reinforcing groove is formed in the outer wall of the wire clamp body along the length direction of the bent arm. The purpose that sets up like this makes the relative position mechanical strength that forms the through wires hole of curved arm, fastener body higher relatively, and the structure is comparatively stable, long service life.

Compared with the prior art, the accessory wire clamp for the cable spacer has the advantages that: the wire clamp body and the bent arm connecting structure are high in stability, reasonable and simple in structural design, have the buffering and supporting effect, are not prone to abrasion, and are long in service life and convenient to assemble and use.

Drawings

Fig. 1 is a perspective view of the fitting clamp for a cable spacer.

Fig. 2 is a perspective view of the fitting clamp for a cable spacer.

Fig. 3 is a perspective view of the fitting clamp for a cable spacer.

Fig. 4 is a perspective view of the fitting clamp for a cable spacer.

Fig. 5 is a schematic sectional view showing the connection between the bent arm and the clip body in the fitting clip for a cable spacer.

In the figure, 1, a wire clamp body; 2. a rectangular assembly hole; 3. a pin shaft; 4. bending the arm; 5. a first inner notch; 6. A second inner notch; 7. fastening a bolt; 8. a first connecting hole; 9. a second connecting hole; 10. a limiting groove; 11. a bump; 12. a first rubber block; 13. a second rubber block; 14. a semicircular rubber sheet I; 15. a semicircular rubber sheet II; 16. a first circular assembly hole; 17. the first outer bulge is formed; 18. a second circular assembly hole; 19. a second outer bulge; 20. a first arc-shaped groove; 21. an arc-shaped groove II; 22. a first reinforcing groove; 23. and a second reinforcing groove.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the fitting wire clamp for the cable spacer mainly comprises a strip-shaped wire clamp body 1, one end of the wire clamp body 1 is used for being inserted and disassembled to be assembled on a spacer main body, one end of the wire clamp body 1 is provided with a rectangular assembly hole 2, when the wire clamp body 1 is assembled on the spacing rod main body through the rectangular assembly hole 2, the wire clamp body 1 is in limit fit with the spacing rod main body, the other end of the wire clamp body 1 is hinged with a bent arm 4 through a pin shaft 3, a semicircular inner notch I5 is arranged on the inner side wall of the bent arm 4, the outer wall of the wire clamp body 1 opposite to the inner concave opening I5 is provided with a semicircular inner concave opening II 6, when the bent arm 4 rotates around the pin shaft 3 and is abutted against the wire clamp body 1, the first inner notch 5 and the second inner notch 6 oppositely form a threading hole, and an assembly structure which enables the bent arm 4 and the wire clamp body 1 to be relatively abutted and locked is arranged between the bent arm 4 and the wire clamp body 1.

In actual manufacturing, the specific implementation of the assembly structure is as follows: the clamp mainly comprises a fastening bolt 7, wherein a first connecting hole 8 is formed in the end part of the bent arm 4, a second connecting hole 9 is formed in the clamp body 1 opposite to the first connecting hole 8, the fastening bolt 7 penetrates through the first connecting hole 8 and the second connecting hole 9 to enable the bent arm 4 and the clamp body 1 to be relatively abutted and locked, and a limiting structure for preventing the fastening bolt 7 from being loosened spirally is arranged between the fastening bolt 7 and the bent arm 4; in practical design, the specific implementation of the position-limiting structure is as follows: the hole wall of the outer hole opening of the connecting hole I8 of the bent arm 4 is provided with limiting grooves 10 which are oppositely arranged, one groove wall of the two limiting grooves 10 is provided with a convex bump 11 which is convexly arranged, the head part of the fastening bolt 7 is of a strip-shaped structure, the head part of the fastening bolt 7 is clamped in the limiting grooves 10, and the two bumps 11 are respectively positioned in the clockwise direction of the two ends of the head part of the fastening bolt 7; when in practical application, still inlay on the inside wall of the tip of this curved boom 4 and be equipped with rubber piece one 12, inlay on the outer wall of the fastener body 1 relative with rubber piece one 12 and be equipped with rubber piece two 13, when curved boom 4 and fastener body 1 relatively supported and lean on the locking, this rubber piece one 12 and the relative elasticity of rubber piece two 13 support and lean on.

During actual manufacturing, a first semicircular rubber sheet 14 is detachably connected to a first inner notch 5 on the inner side wall of the bent arm 4, the size and the shape of the first semicircular rubber sheet 14 are matched with the first inner notch 5, a second semicircular rubber sheet 15 is detachably connected to a second inner notch 6 on the outer wall of the wire clamp body 1, and the size and the shape of the second semicircular rubber sheet 15 are matched with the second inner notch 6; specifically speaking: the middle position of an inner notch I5 on the inner side wall of the bent arm 4 is provided with a circular assembly hole I16, the middle part of the outer wall of a semicircular rubber sheet I14 is provided with an outer protrusion I17, when the semicircular rubber sheet I14 is assembled in the inner notch I5 on the inner side wall of the bent arm 4 in an abutting mode, the outer protrusion I17 is positioned in the corresponding circular assembly hole I16 and fixed through a bolt, the middle position of an inner notch II 6 on the outer wall of the wire clamp body 1 is provided with a circular assembly hole II 18, the middle part of the outer wall of a semicircular rubber sheet II 15 is provided with an outer protrusion II 19, and when the semicircular rubber sheet II 15 is assembled in the inner notch II 6 on the outer wall of the wire clamp body 1 in an abutting mode, the outer protrusion II 19 is positioned in the corresponding circular assembly hole II 18 and fixed through the bolt; the edge part of the first inner concave opening 5 of the bent arm 4 is provided with arc-shaped grooves I20 which are symmetrically arranged, the edge part of the outer wall of the first semicircular rubber sheet 14 is provided with arc-shaped ribs I which are symmetrically arranged, the arc-shaped ribs I of the first semicircular rubber sheet 14 are positioned in the corresponding arc-shaped grooves I20 of the bent arm 4 to prevent the first semicircular rubber sheet 14 from displacing in the first inner concave opening 5 of the bent arm 4, the edge part of the second inner concave opening 6 of the wire clamp body 1 is provided with arc-shaped grooves II 21 which are symmetrically arranged, the edge part of the outer wall of the second semicircular rubber sheet 15 is provided with arc-shaped ribs II which are symmetrically arranged, and the arc-shaped ribs II of the second semicircular rubber sheet 15 are positioned in the corresponding arc-shaped grooves II 21 of the wire clamp body 1 to prevent the second semicircular rubber sheet.

During actual manufacturing, a first reinforcing groove 22 is further formed in the outer wall of the bent arm 4 along the length direction of the bent arm 4, and a second reinforcing groove 23 is further formed in the outer wall of the cable clamp body 1 along the length direction of the bent arm 4.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the wire clamp body 1 is used more herein; a rectangular assembly hole 2; a pin shaft 3; a bent arm 4; an inner notch I5; an inner notch II 6; a fastening bolt 7; a first connecting hole 8; a second connecting hole 9; a limiting groove 10; a bump 11; a first rubber block 12; a second rubber block 13; a semicircular rubber sheet I14; a semicircular rubber sheet II 15; a first circular assembly hole 16; the first outer bulge 17; a second circular assembly hole 18; a second outer protrusion 19; a first arc-shaped groove 20; a second arc-shaped groove 21; a first reinforcing groove 22; the term reinforcement groove two 23, etc., does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an accessory fastener that cable conductor spacer was used, is including being banding fastener body (1), the one end of fastener body (1) be used for pegging graft to dismantle the assembly in the conductor spacer main part, the one end of this fastener body (1) has rectangle pilot hole (2), when fastener body (1) assembles in the conductor spacer main part through rectangle pilot hole (2), this fastener body (1) and the spacing cooperation of conductor spacer main part, the other end of fastener body (1) articulated through round pin axle (3) have curved boom (4), a serial communication port, the inside wall of curved boom (4) on have semicircular indent one (5), have semicircular indent two (6) on the outer wall of fastener body (1) relative with indent one (5), when curved boom (4) are rotated around round pin axle (3) and are leaned on with fastener body (1), this indent one (5) when leaning on, this indent one (5), The inner notches II (6) are opposite to form threading holes, and an assembling structure which enables the bent arms (4) and the wire clamp body (1) to be relatively abutted and locked is arranged between the bent arms (4) and the wire clamp body (1).

2. The accessory clamp for the cable spacer according to claim 1, wherein the assembling structure comprises a fastening bolt (7), a first connecting hole (8) is formed in the end portion of the bent arm (4), a second connecting hole (9) is formed in the clamp body (1) opposite to the first connecting hole (8), the fastening bolt (7) is arranged in the first connecting hole (8) and the second connecting hole (9) in a penetrating mode to enable the bent arm (4) and the clamp body (1) to be relatively abutted and locked, and a limiting structure for preventing the fastening bolt (7) from being loosened in a spiral mode is arranged between the fastening bolt (7) and the bent arm (4).

3. The fitting clamp for the cable spacer according to claim 2, wherein the limiting structure comprises a first limiting groove (10) oppositely arranged on the wall of the outer hole opening of the first connecting hole (8) of the bent arm (4), one groove wall of the two limiting grooves (10) is provided with a convex block (11) which is convexly arranged, the head of the fastening bolt (7) is of a strip-shaped structure, the head of the fastening bolt (7) is clamped in the limiting groove (10), and the two convex blocks (11) are respectively positioned in the clockwise direction of the two ends of the head of the fastening bolt (7).

4. The fitting clamp for the cable spacer according to claim 3, wherein a first rubber block (12) is further embedded in the inner side wall of the end portion of the bent arm (4), a second rubber block (13) is embedded in the outer wall of the clamp body (1) opposite to the first rubber block (12), and when the bent arm (4) and the clamp body (1) are relatively abutted and locked, the first rubber block (12) and the second rubber block (13) are relatively elastically abutted.

5. The fitting clamp for the cable spacer according to claim 4, wherein a first semicircular rubber sheet (14) is detachably connected to a first inner notch (5) on the inner side wall of the bent arm (4), the size and the shape of the first semicircular rubber sheet (14) are matched with those of the first inner notch (5), a second semicircular rubber sheet (15) is detachably connected to a second inner notch (6) on the outer wall of the clamp body (1), and the size and the shape of the second semicircular rubber sheet (15) are matched with those of the second inner notch (6).

6. The fitting clamp for a cable spacer according to claim 5, wherein the curved arm (4) has a first circular fitting hole (16) at a central position of the first inner recess (5) on the inner side wall thereof, the first semicircular rubber sheet (14) has a first outer protrusion (17) at a central position of the outer wall thereof, the first semicircular rubber sheet (14) is fitted into the first inner recess (5) on the inner side wall of the curved arm (4) while abutting against the first outer protrusion (17) in the corresponding first circular fitting hole (16) and fixed thereto by a bolt, the second inner recess (6) on the outer wall of the clamp body (1) has a second circular fitting hole (18) at a central position thereof, the second semicircular rubber sheet (15) has a second outer protrusion (19) at a central position thereof, and the second semicircular rubber sheet (15) is fitted into the second inner recess (6) on the outer wall of the clamp body (1) while abutting against the second semicircular rubber sheet (15), the second outer bulge (19) is positioned in the corresponding second circular assembly hole (18) and is fixed through bolts.

7. The fitting clamp for the cable spacer according to claim 6, wherein the edge portion of the first concave opening (5) of the curved arm (4) has symmetrically arranged first arc grooves (20), the edge portion of the outer wall of the first semicircular rubber sheet (14) has symmetrically arranged first arc ribs, the first arc ribs of the first semicircular rubber sheet (14) are located in the corresponding first arc grooves (20) of the curved arm (4) to prevent the first semicircular rubber sheet (14) from being displaced in the first concave openings (5) of the curved arm (4), the edge portion of the second concave openings (6) of the clamp body (1) has symmetrically arranged second arc grooves (21), the edge portion of the outer wall of the second semicircular rubber sheet (15) has symmetrically arranged second arc ribs, and the second arc ribs of the second semicircular rubber sheet (15) are located in the corresponding second arc grooves (21) of the clamp body (1) to prevent the second semicircular rubber sheet (15) from being displaced in the corresponding second arc grooves (21) of the clamp body (1) The second inner notch (6).

8. The fitting clamp for a cable spacer according to claim 7, wherein the outer wall of the curved arm (4) is further provided with a first reinforcing groove (22) along the length direction of the curved arm (4), and the outer wall of the clamp body (1) is further provided with a second reinforcing groove (23) along the length direction of the curved arm (4).