CN217444651U - Puncture earth clamp - Google Patents

Abstract

The utility model belongs to the technical field of an electric power engineering and specifically relates to a puncture earth clamp is related to, and it includes ring body and double-layered line main part, and the double-layered line main part is worn to locate by the ring body, and the double-layered line main part includes first casing and second casing, and the protruding spacer that is equipped with of first casing, the constant head tank has been seted up to the second casing, and the spacer joint is in the constant head tank. This application has the effect that improves puncture earth clamp connecting wire stability.

Description

Puncture grounding wire clamp

Technical Field

The application relates to the field of electric power engineering, especially, relate to a puncture earth clamp.

Background

In the power grid, a branch line or a ground is often required to be connected in parallel, and particularly for an insulated wire, an insulated piercing clamp is often used. The puncture wire clamp has the characteristics of simple and convenient installation, low cost, safety, reliability and no maintenance. The cable branch can be made without cutting off the main cable and stripping the insulating layer of the cable, the joint is completely insulated, live-line operation can be carried out, and the cable branch can be made at any position of the cable. Terminal boxes and distribution boxes are not needed. And the joint is resistant to distortion, vibration, water and corrosion and aging.

The puncture earth clamp comprises a first shell, a second shell, a grounding ring and a torque bolt, wherein the first shell is connected with the second shell through the torque bolt, the first shell and the second shell form a mounting hole for mounting the grounding ring, a threading hole and an insertion hole, the puncture earth clamp is used for high-altitude operation generally, the puncture earth clamp is clamped on a wire of a telegraph pole, then the wire is grounded on the grounding ring, the wire penetrates into the wire clamping hole generally in the mounting process, the first shell and the second shell are buckled up and down, a positioning sheet is arranged through the first shell in a protruding mode, a positioning groove is formed in the second shell, the positioning sheet is inserted into the positioning groove, the first shell and the second shell are in one-to-one correspondence with each other through the insertion hole, the torque bolt penetrates through the insertion hole, and the torque bolt is screwed to fix the wire.

To the above-mentioned correlation technique, the inventor thinks that the piercing ground clamp receives the shock, and the spacer wears with the cell wall of constant head tank easily, makes the spacer skew in the constant head tank, makes first casing and second casing produce relative slip, leads to piercing ground clamp connecting wire's stability to reduce.

SUMMERY OF THE UTILITY MODEL

In order to solve puncture earth clamp's first casing and second casing and produce the relative slip, lead to the problem that puncture earth clamp connecting wire's stability reduces, this application provides a puncture earth clamp.

The application provides a pair of puncture earth clamp adopts following technical scheme:

the utility model provides a puncture earth clamp, includes the ring body, presss from both sides line main part and fixed subassembly, the ring body is worn to locate press from both sides the line main part, it includes first casing and second casing to press from both sides the line main part, the protruding spacer that is equipped with of first casing, the constant head tank has been seted up to the second casing, the spacer joint in the constant head tank, the protruding joint piece that is equipped with of spacer, the draw-in groove is seted up to the tank bottom of constant head tank, joint piece joint in the draw-in groove, the protruding stopper that is equipped with of one side of first casing, the spacing groove has been seted up to one side of second casing, the stopper peg graft in the spacing groove, fixed subassembly includes the mounting, the mounting is worn to locate press from both sides the line main part, the mounting with it can dismantle the connection to press from both sides the line main part.

Through adopting above-mentioned technical scheme, during the installation electric wire, penetrate the double-layered line main part with the electric wire, lock about first casing and the second casing, the spacer joint in the constant head tank, make first casing and second casing corresponding, and interconnect ground is more firm.

The clamping block is clamped in the clamping groove, so that the positioning sheet is clamped in the positioning groove, and the first shell is connected with the second shell.

The operation is simple and rapid, and the installation efficiency of the puncture grounding wire clamp is improved.

The limiting block is inserted in the limiting groove to play a role in positioning, so that the first shell is connected with the second shell.

And the first shell and the second shell are limited to deviate in the horizontal direction, so that the first shell and the second shell are connected with each other and are more stably grounded.

The fixing piece penetrates through the first shell and the second shell to enable the first shell and the second shell to be locked and connected.

This arrangement can increase the stability of the connection between the first housing and the second housing.

Optionally, the fixing assembly further includes a locking ring, the wire clamping main body is provided with an insertion hole, the fixing member is arranged in the insertion hole in a penetrating manner, the locking ring is detachably connected with the fixing member, and one side of the locking ring abuts against one side of the wire clamping main body.

Through adopting above-mentioned technical scheme, the mounting runs through the trapping mechanism main part, and the mounting is connected with the locking ring, and the locking ring can play fastening, antidetonation effect. Therefore, the electric wire and the wire clamping main body are connected tightly, the phenomenon that the ring body and the wire clamping main body fall off due to the influence of the external environment is reduced, and the connection stability between the wire clamping main body and the electric wire is improved.

Optionally, the fixing assembly further includes a butting ring, the fixing member is disposed through the butting ring, one side of the butting ring butts against one side of the fixing member, and the other side of the butting ring butts against the other side of the wire clamping body.

Through adopting above-mentioned technical scheme, the static friction that the butt ring can reduce mounting and double-layered line main part junction and produce reduces the emergence of wearing and tearing between mounting and the double-layered line main part, makes the mounting better carry out the locking connection to the double-layered line main part.

Optionally, the outer diameter of the abutting ring is larger than the aperture of the insertion hole.

By adopting the technical scheme, the fixing piece is not easy to generate position deviation in the inserting hole, so that the electric wire and the wire clamping main body are tightly connected, and the stability of connection between the wire clamping main body and the electric wire is improved.

Optionally, the outer side wall of the wire clamping main body is provided with a wire clamping hole, and the hole wall of the wire clamping hole is convexly provided with a plurality of piercing teeth.

Through adopting above-mentioned technical scheme, the puncture tooth can improve the dynamics of holding of pulling to the electric wire, prevents that the electric wire from tripping to make and be connected more firmly between trapping mechanism main part and the electric wire, reduce the risk that the electric wire drops from trapping mechanism main part.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the first shell is clamped with the second shell through the clamping groove through the deformation block, so that the wire clamping main body and the electric wire are connected more tightly, and the risk that the electric wire falls off from the wire clamping main body is reduced;

2. when the electric wire is installed, the electric wire penetrates into the wire clamping main body, the first shell and the second shell are buckled up and down, and the positioning piece is clamped in the positioning groove, so that the first shell corresponds to the second shell, and the first shell and the second shell are connected with each other more stably.

Drawings

Fig. 1 is a schematic structural diagram of a piercing ground clamp according to an embodiment of the present application.

Fig. 2 is an exploded view of a piercing ground clamp according to an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is an exploded view of a wire clamping body according to an embodiment of the present application.

Description of reference numerals: 1. a ring body; 2. a wire clamping main body; 21. a first housing; 211. positioning plates; 212. a clamping block; 213. a limiting block; 22. A second housing; 221. positioning a groove; 222. a card slot; 223. a limiting groove; 23. a wire clamping hole; 24. inserting holes; 25. piercing the teeth; 3. a fixing assembly; 31. a fixing member; 32. a locking ring; 33. an abutment ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses puncture earth clamp. Referring to fig. 1, a piercing ground clamp includes a ring body 1, a wire clamping body 2, and a fixing member 3. The ring body 1 is connected to the wire clamping main body 2, and the wire clamping main body 2 comprises a first shell 21 and a second shell 22. The first housing 21 is snap-fitted to the second housing 22.

The fixing member 3 reinforces the coupling effect of the first housing 21 and the second housing 22.

Referring to fig. 2 and 3, the first housing 21 is convexly provided with a positioning piece 211, the second housing 22 is provided with a positioning groove 221, and the positioning piece 211 is clamped in the positioning groove 221, so as to play a positioning role in the buckling process of the first housing 21 and the second housing 22.

The positioning piece 211 is convexly provided with a clamping block 212, the bottom of the positioning groove 221 is provided with a clamping groove 222, and the clamping block 212 is clamped in the clamping groove 222, so that the first shell 21 and the second shell 22 are not easy to deviate in the vertical direction.

A limiting block 213 is convexly disposed on one side of the first casing 21, a limiting groove 223 is disposed on one side of the second casing 22, and the limiting block 213 is inserted into the limiting groove 223, so that the first casing 21 and the second casing 22 are not easily deviated in the horizontal direction.

The fixing assembly 3 comprises a fixing piece 31, a locking ring 32 and an abutment ring 33.

The fixing member 31 simultaneously penetrates the first casing 21 and the second casing 22 to connect the first casing 21 and the second casing 22.

The wire clamping main body 2 is provided with an inserting hole 24, the fixing piece 31 penetrates through the inserting hole 24 and is connected with the locking ring 32, and one side of the locking ring 32 abuts against one side of the wire clamping main body 2 to tightly press the first shell 21 and the second shell 22.

The fixing member 31 is inserted into the abutting ring 33, one side of the abutting ring 33 abuts against one side of the fixing member 31, and the other side of the abutting ring 33 abuts against the other side of the wire clamping body 2.

The abutting ring 33 can reduce the static friction force generated at the joint of the fixing member 31 and the wire clamping body 2, and reduce the abrasion between the fixing member 31 and the wire clamping body 2. The outer diameter of the abutment ring 33 is larger than the diameter of the insertion hole 24. The fixing member 31 is not easily displaced in the insertion hole 24.

Note that the fixing member 31 may be a screw or a rivet. In the embodiment of the present application, the fixing member 31 is provided as a screw. The locking ring 32 may be provided as a nut or may be provided as a washer. In this embodiment, the locking ring 32 is provided as a nut. The screw and the nut are in progressive threaded connection through threads.

Referring to fig. 4, a thread clamping hole 23 is formed in the outer side wall of the thread clamping main body 2, and a plurality of piercing teeth 25 are convexly arranged on the hole wall of the thread clamping hole 23. The piercing teeth 25 can improve the holding force of the wire and prevent the wire from being released.

The implementation principle of this application embodiment a puncture earth clamp does: when the electric wire is installed, the positioning sheet 211 of the first shell 21 is inserted into the positioning groove 221, and then the clamping block 212 is clamped into the clamping groove 222; the limiting block 213 is inserted into the limiting groove 223, so that the first housing 21 is connected to the second housing 22, and the fixing member 31 passes through the abutting ring 33 and then passes through the insertion hole 24 to be connected with the locking ring 32, thereby completing the fixing of the electric wire.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (5)

1. The utility model provides a puncture earth clamp which characterized in that: the wire clamping device comprises a ring body (1), a wire clamping main body (2) and a fixing component (3), wherein the ring body (1) penetrates through the wire clamping main body (2), the wire clamping main body (2) comprises a first shell (21) and a second shell (22), a positioning sheet (211) is convexly arranged on the first shell (21), a positioning groove (221) is formed in the second shell (22), the positioning sheet (211) is clamped in the positioning groove (221), a clamping block (212) is convexly arranged on the positioning sheet (211), a clamping groove (222) is formed in the groove bottom of the positioning groove (221), the clamping block (212) is clamped in the clamping groove (222), a limiting block (213) is convexly arranged on one side of the first shell (21), a limiting groove (223) is formed in one side of the second shell (22), the limiting block (213) is inserted in the limiting groove (223), the fixing component (3) comprises a fixing component (31), the fixing piece (31) penetrates through the wire clamping main body (2), and the fixing piece (31) is detachably connected with the wire clamping main body (2).

2. The piercing ground clamp of claim 1, wherein: the fixing component (3) further comprises a locking ring (32), the wire clamping main body (2) is provided with an insertion hole (24), the fixing piece (31) penetrates through the insertion hole (24), the locking ring (32) is detachably connected with the fixing piece (31), and one side of the locking ring (32) abuts against one side of the wire clamping main body (2).

3. The piercing ground clamp of claim 2, wherein: the fixing component (3) further comprises a butt joint ring (33), the fixing piece (31) penetrates through the butt joint ring (33), one side of the butt joint ring (33) is abutted to one side of the fixing piece (31), and the other side of the butt joint ring (33) is abutted to the other side of the wire clamping body (2).

4. A piercing ground clamp as claimed in claim 3, wherein: the outer diameter of the abutting ring (33) is larger than the bore diameter of the insertion hole (24).

5. The piercing ground clamp of claim 1, wherein: the outer side wall of the wire clamping main body (2) is provided with a wire clamping hole (23), and the hole wall of the wire clamping hole (23) is convexly provided with a plurality of piercing teeth (25).

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