CN218415751U - Fastening type strain clamp for cable erection - Google Patents

Abstract

The utility model belongs to electric power cable erects the apparatus field, discloses a fastening type strain clamp that cable erect was used, including first wedge and second wedge, first wedge with second wedge is equipped with first bolt all around, first bolt and first nut threaded connection respectively with first pinch-off blades with first wedge is fixed together, second pinch-off blades with the second wedge is fixed together, first wedge through connect the fixed block with second wedge fixed connection is in the same place, first wedge is equipped with first wire clamp groove, first pinch-off blades is equipped with second wire clamp groove, is used for placing the cable in the wire clamp groove, first wire clamp groove with be equipped with anti-skidding tooth in the second wire clamp groove, the anti-skidding tooth prevents to slide in the groove, and such setting erects in transmission engineering, can select one or two fastener according to the quantity difference of wire, when using two fastener, can be in the same place two wire clamp groups.

Description

Fastening type strain clamp for cable erection

Technical Field

The utility model belongs to electric power cable erects apparatus field, concretely relates to fastening type strain clamp that usefulness was erect to cable.

Background

The strain clamp is a hardware fitting used for fixing a lead to bear the tension of the lead and hanging the lead to a strain insulator-string set or a tower pole.

The existing strain clamp has the following defects:

1. one strain clamp can only clamp one insulated wire, and in the erection of a power transmission project, as many as four insulated wires are sometimes needed according to different scenes, so that a plurality of strain clamps are needed, and the plurality of strain clamps cannot be combined for use;

2. when the existing tension-resistant wire clamp is used for clamping a wire, the wire and the wire clamp can slide sometimes;

3. the existing strain clamp has only one way to fix the clamp on a strain insulator-string set or a tower pole.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the invention aims to provide a fastening type strain clamp for cable erection, which solves the problems that in the prior art, one strain clamp can only clamp one insulated conductor, and in the erection of power transmission engineering, as many as four insulated conductors are needed sometimes according to different scenes, a plurality of strain clamps are required to be used, and meanwhile, the plurality of strain clamps cannot be used in a combined manner; when the existing tension-resistant wire clamp clamps a wire, the wire and the wire clamp sometimes slide; the existing strain clamp has only one way to fix the clamp on a strain insulator-string set or a tower pole.

The purpose of the present disclosure can be achieved by the following technical scheme:

the utility model provides a fastening type strain clamp that usefulness was erect to cable, includes first clamp plate, first clamp plate interlocks mutually with first wedge board, the lower extreme both sides of first clamp plate are equipped with first wire clamp groove, the bellied part in upper end both sides of first wedge board is equipped with second wire clamp groove, first wire clamp groove with the inslot side in second wire clamp groove is equipped with anti-skidding tooth, first wire clamp groove with the inslot in second wire clamp groove anti-skidding tooth crisscross distribution from top to bottom.

In some disclosures, all be equipped with first bolt around the upper surface of first wedge-shaped plate, the lower extreme fixed connection of first bolt is in the upper surface of first wedge-shaped plate, the central point of first wedge-shaped plate upper surface is equipped with the second bolt, the second bolt is than first bolt is thick, the lower extreme fixed connection of second bolt is in the upper surface of first wedge-shaped plate, all be equipped with first perforation around the first pinch-off blades, first fenestrate size with first bolt is the same and is in same axis, the central point of first pinch-off blades is equipped with the second and perforates, the fenestrate size of second with the second bolt is the same and is in same axis, the upper surface of first pinch-off blades is equipped with first nut and second nut, first bolt passes first perforation with first nut threaded connection, the second bolt pass the second perforate with second nut threaded connection.

In some disclosures, the lower extreme of first wedge-shaped plate is equipped with the second wedge-shaped plate, the lower surface of first wedge-shaped plate with the upper surface of second wedge-shaped plate is laminated mutually and is connected, be equipped with first spout in the middle of the first wedge-shaped plate lower extreme, be equipped with first spacing hole in the first spout, be equipped with in the middle of the upper end of second wedge-shaped plate the second spout, be equipped with the spacing hole of second in the second spout, first spout with sliding connection has the connection fixed block in the second spout.

In some disclosures, the connection fixed block includes connector, third perforation, spring, splint and spacing post, the both ends of connector are equipped with and run through the connector the third is perforated, the centre is equipped with in the third perforation the spring, be equipped with in the cavity about the connector splint, the both ends of spring with from top to bottom the inboard of splint is laminated mutually, the outside of splint is equipped with spacing post, spacing post is arranged in the third perforation, two from top to bottom the one end of spacing post with splint fixed connection, the other end passes the third perforation is arranged in first spacing hole with the spacing hole of second, first spacing hole the spacing hole of second with the third perforation coaxial line sets up.

In some disclosures, the second wedge plate is engaged with a second clamping plate, and the second wedge plate is fixedly connected with the second clamping plate in the same manner as the first clamping plate is connected with the first wedge plate.

In some disclosures, two sides of the first wedge-shaped plate and the second wedge-shaped plate are provided with protruding fixing plates in front and back, the fixing plates are provided with fourth through holes, and a third bolt penetrates through the fourth through holes to be in threaded connection with a third nut.

In some disclosures, a U-shaped hook is arranged in the center of the surfaces of the first clamping plate and the second clamping plate, a fifth through hole is formed in one side of the U-shaped hook, the U-shaped hook is sleeved on the second bolt through the fifth through hole, and the second bolt is in threaded connection with the second nut to fix the U-shaped hook on the first clamping plate and the second clamping plate respectively.

The beneficial effect of this disclosure:

1. in the erection of the power transmission project, one or two wire clamps can be selected according to the different quantity of the conducting wires, and when the two wire clamps are used, the two wire clamps can be combined together;

2. the anti-slip teeth are arranged, so that the wire and the wire clamp cannot slide;

3. through the setting of stationary blade, third bolt, setting between the third nut or the setting of U type couple for strain clamp has two kinds of modes to fix the fastener on strain insulator-string group or pole.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;

fig. 2 is a schematic view of a first wedge plate of an embodiment of the present disclosure;

FIG. 3 is a schematic view of a first clamping plate and U-shaped clevis of an embodiment of the present disclosure;

fig. 4 is a second wedge plate schematic view of an embodiment of the present disclosure;

FIG. 5 is a schematic view of a connection fixture block according to an embodiment of the disclosure;

Detailed Description

The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

As shown in fig. 1-5, the utility model provides an embodiment, a fastening type strain clamp that cable erect was used includes: first pinch-off blades 1, first pinch-off blades 1 interlock with first wedge plate 2 mutually, the lower extreme both sides arch of first pinch-off blades 1 is equipped with first wire clamp groove 3, the upper end both sides arch of first wedge plate 2 is equipped with second wire clamp groove 4, the inslot side of first wire clamp groove 3 and second wire clamp groove 4 is equipped with anti-skidding tooth 5, the inslot anti-skidding tooth 5 of first wire clamp groove 3 and second wire clamp groove 4 distributes crisscross from top to bottom, the inslot at first wire clamp groove 3 and second wire clamp groove 4 is place to the cable, first pinch-off blades 1 and first wedge plate 2 interlock clamp fastening are decided mutually for the cable is fixed at the inslot, anti-skidding tooth 5's setting prevents that the cable from sliding simultaneously.

All be equipped with first bolt 6 around the upper surface of first wedge-shaped plate 2, the lower extreme fixed connection of first bolt 6 is at the upper surface of first wedge-shaped plate 2, the central point of first wedge-shaped plate 2 upper surface is equipped with second bolt 7, second bolt 7 is coarser than first bolt 6, the lower extreme fixed connection of second bolt 7 is at the upper surface of first wedge-shaped plate 2, all be equipped with first perforation 8 around first clamp plate 1, the size of first perforation 8 is the same and is in the same axis with first bolt 6, the central point of first clamp plate 1 is equipped with second perforation 9, the size of second perforation 9 is the same and is in the same axis with second bolt 7, the upper surface of first clamp plate 1 is equipped with first nut 10 and second nut 11, first bolt 6 passes first perforation 8 and first nut 10 threaded connection, second bolt 7 passes second perforation 9 and second nut 11 threaded connection, make first clamp plate 1 and first wedge-shaped plate 2 fix together, can fasten the cable of first wire clamp inslot 3 and second clamp groove 4 simultaneously, make the cable non-slip.

The lower extreme of first wedge-shaped plate 2 is equipped with second wedge-shaped plate 12, the lower surface of first wedge-shaped plate 2 is laminated with the upper surface of second wedge-shaped plate 12 and is connected, be equipped with first spout 13 in the middle of 2 lower extremes of first wedge-shaped plate, be equipped with first spacing hole 14 in the first spout 13, be equipped with second spout 15 in the middle of the upper end of second wedge-shaped plate 12, be equipped with the spacing hole of second 16 in the second spout 15, sliding connection has connection fixed block 17 in first spout 13 and the second spout 15, the setting up of connecting fixed block 17 makes first wedge-shaped plate 2 and second wedge-shaped plate 12 be connected together fixed, and simultaneously, also can dismantle exclusive use.

In view of the above connection fixing block 17, it is further described that the connection fixing block 17 includes a connector 18, a third through hole 19, a spring 20, a clamp plate 21 and a limiting post 22, the two ends of the connector 18 are provided with the third through hole 19 penetrating through the connector 18, the middle of the third through hole 19 is provided with the spring 20, the clamp plate 21 is arranged in the upper and lower cavities of the connector 18, the two ends of the spring 20 are attached to the inner sides of the upper and lower clamp plates 21, the outer side of the clamp plate 21 is provided with the limiting post 22, the limiting post 22 is arranged in the third through hole 19, one end of the upper and lower limiting posts 22 is fixedly connected to the clamp plate 21, the other end of the upper and lower limiting posts 22 is arranged in the first limiting hole 14 and the second limiting hole 16 through the third through hole 19, and the first limiting hole 14, the second limiting hole 16 and the third through hole 19 are coaxially arranged, so that when the connection fixing block 17 slides into the first sliding groove 13 and the second sliding groove 15, the limiting post 22 is clamped in the first limiting hole 14 and the second limiting hole 16, and the first wedge plate 2 and the second wedge plate 12 are fixedly connected together.

In a similar way, when a wire clamp needs to be added, in the same arrangement, the second wedge-shaped plate 12 is engaged with the second clamping plate 23, and the fixed connection mode of the second wedge-shaped plate 12 and the second clamping plate 23 is the same as the connection mode of the first clamping plate 1 and the first wedge-shaped plate 2.

Convex fixing pieces 24 are arranged on the front side and the rear side of the two sides of the first wedge-shaped plate 2 and the second wedge-shaped plate 12, the fixing pieces 24 are provided with fourth through holes 25, and third bolts 26 penetrate through the fourth through holes 25 to be in threaded connection with third nuts 27.

The U-shaped hook 28 is arranged in the center of the surfaces of the first clamping plate 1 and the second clamping plate 23, the fifth through hole 29 is formed in one side of the U-shaped hook 28, the U-shaped hook 28 is sleeved on the second bolt 7 through the fifth through hole 29, the second bolt 7 is in threaded connection with the second nut 11, and the U-shaped hook 28 is fixed on the first clamping plate 1 and the second clamping plate 23 respectively.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the disclosure. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing illustrates and describes the general principles, principal features, and advantages of the present disclosure. It will be understood by those skilled in the art that the present disclosure is not limited to the embodiments described above, which are presented solely for purposes of illustrating the principles of the disclosure, and that various changes and modifications may be made to the disclosure without departing from the spirit and scope of the disclosure, which is intended to be covered by the claims.

Claims (7)

1. The utility model provides a fastening type strain clamp that cable erect was used, includes first clamp plate (1), its characterized in that, first clamp plate (1) and first wedge plate (2) interlock mutually, the lower extreme both sides arch of first clamp plate (1) is equipped with first wire clamp groove (3), the upper end both sides arch of first wedge plate (2) is equipped with second wire clamp groove (4), first wire clamp groove (3) with the inslot side in second wire clamp groove (4) is equipped with antiskid tooth (5), first wire clamp groove (3) with the inslot in second wire clamp groove (4) crisscross distribution from top to bottom antiskid tooth (5).

2. The fastening type strain clamp for cable erection according to claim 1, wherein a first bolt (6) is disposed around an upper surface of the first wedge-shaped plate (2), a lower end of the first bolt (6) is fixedly connected to the upper surface of the first wedge-shaped plate (2), a second bolt (7) is disposed at a central point of the upper surface of the first wedge-shaped plate (2), the second bolt (7) is thicker than the first bolt (6), a lower end of the second bolt (7) is fixedly connected to the upper surface of the first wedge-shaped plate (2), first through holes (8) are disposed around the first clamping plate (1), the first through holes (8) are the same in size as the first bolt (6) and are located on the same axis, a central point of the first clamping plate (1) is provided with second through holes (9), the second through holes (9) are the same in size as the second bolt (7) and are located on the same axis, an upper surface of the first clamping plate (1) is provided with a first through hole (10) and a second through hole (11) and a second through nut (11) which is connected to the first through a second bolt (7) and a nut (11).

3. The fastening type strain clamp for cable erection according to claim 2, wherein the lower end of the first wedge-shaped plate (2) is provided with a second wedge-shaped plate (12), the lower surface of the first wedge-shaped plate (2) is attached to the upper surface of the second wedge-shaped plate (12), a first sliding groove (13) is arranged in the middle of the lower end of the first wedge-shaped plate (2), a first limit hole (14) is arranged in the first sliding groove (13), a second sliding groove (15) is arranged in the middle of the upper end of the second wedge-shaped plate (12), a second limit hole (16) is arranged in the second sliding groove (15), and the first sliding groove (13) and the second sliding groove (15) are slidably connected with a connection fixing block (17).

4. The fastening type strain clamp for cable erection according to claim 3, wherein the connection fixing block (17) comprises a connecting body (18), a third through hole (19), a spring (20), a clamping plate (21) and a limiting post (22), the third through hole (19) penetrating through the connecting body (18) is arranged at each of two ends of the connecting body (18), the spring (20) is arranged in the middle of the third through hole (19), the clamping plate (21) is arranged in an upper cavity and a lower cavity of the connecting body (18), two ends of the spring (20) are attached to the inner sides of the upper clamping plate and the lower clamping plate (21), the limiting post (22) is arranged on the outer side of the clamping plate (21), the limiting post (22) is arranged in the third through hole (19), one end of the upper limiting post (22) and one end of the lower limiting post (22) are fixedly connected with the clamping plate (21), the other end of the third through hole (19) is arranged in the first limiting hole (14) and the second limiting hole (16), and the first limiting hole (14), the second limiting hole (16) and the third through hole (19) are coaxially arranged.

5. A strain clamp for cable erection according to claim 3, wherein said second wedge plate (12) is engaged with a second clamping plate (23), said second wedge plate (12) being fixedly connected to said second clamping plate (23) in the same way as said first clamping plate (1) is connected to said first wedge plate (2).

6. The fastening type strain clamp for cable erection according to claim 5, wherein said first wedge plate (2) and said second wedge plate (12) are provided with protruded fixing pieces (24) at the front and rear of both sides thereof, said fixing pieces (24) are provided with fourth through holes (25), and a third bolt (26) is threaded with a third nut (27) through said fourth through holes (25).

7. The fastening type strain clamp for cable erection according to claim 5, wherein a U-shaped hook (28) is arranged at the center of the surfaces of the first clamping plate (1) and the second clamping plate (23), a fifth through hole (29) is arranged at one side of the U-shaped hook (28), the U-shaped hook (28) is sleeved on the second bolt (7) through the fifth through hole (29), and the second bolt (7) is in threaded connection with the second nut (11) to fix the U-shaped hook (28) on the first clamping plate (1) and the second clamping plate (23) respectively.

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