CN210775990U

CN210775990U - Optical cable downlead clamp

Info

Publication number: CN210775990U
Application number: CN201921399576.4U
Authority: CN
Inventors: 潘忠银
Original assignee: Hebei Zhengfang Electric Power Technology Co Ltd
Current assignee: Hebei Zhengfang Electric Power Technology Co Ltd
Priority date: 2019-08-27
Filing date: 2019-08-27
Publication date: 2020-06-16
Anticipated expiration: 2029-08-27

Abstract

The utility model discloses an optical cable downlead clamp, including optical cable and more than one downlead clamp, the downlead clamp is including equal fixture and U type draw-in groove, and the right side end of fixture all outwards bends and forms a turn-ups, and turn-ups all installs a movable hinge on the surface, the one end of movable hinge with U type draw-in groove connect, the opening terminal surface of U type draw-in groove all offsets with the outer wall of fixture, the opening quilt of U type draw-in groove fixture seal, a convex part is all installed to U type draw-in groove inside on the open-ended both sides face, the optical cable passes U type draw-in groove extremely to the top down to by the convex part chucking, all be equipped with a first screw hole on the upper and lower terminal surface of U type draw-in groove, all connect a dead lever between the adjacent U type draw-in groove. The utility model discloses simple structure, can be synchronous with the optical cable location, also can be synchronous take out the optical cable, and need not to climb when dismantling, only need rotate the dead lever just can, great having made things convenient for the dismantlement, also increased the security.

Description

Optical cable downlead clamp

Technical Field

The utility model relates to an optical cable technical field, concretely relates to optical cable downlead.

Background

At present, in the erection of high-voltage and ultrahigh-voltage transmission lines in China, most optical cables are protected by optical fiber composite overhead optical cables, common optical cables are usually in a sectional insulation single-point grounding operation mode, the conventional mode of independently fixing down-lead clamps is troublesome to disassemble, workers need to climb an optical cable tower to loosen the down-lead clamps one by one, and the positions of the down-lead clamps are high, so that the down-lead clamps are dangerous.

Disclosure of Invention

The utility model aims to solve the technical problem that an optical cable downlead fastener is provided to solve the problem that proposes in the above-mentioned background art.

The utility model discloses a realize through following technical scheme: an optical cable down lead clamp comprises an optical cable and more than one down lead clamp, wherein the down lead clamp comprises a uniform clamp and a U-shaped clamping groove, the right side end of the clamp is bent outwards to form a flanging, a movable hinge is arranged on the surface of the flanging, one end of the movable hinge is connected with the U-shaped clamping groove, the opening end face of the U-shaped clamping groove is abutted against the outer wall face of the clamp, the opening of the U-shaped clamping groove is sealed by the clamp, two side faces, facing the opening, in the U-shaped clamping groove are respectively provided with a convex part which is arranged in an arc structure, the optical cable penetrates through the U-shaped clamping groove from top to bottom and is clamped by the convex parts, the upper end face and the lower end face of the U-shaped clamping groove are respectively provided with a first screw hole, a fixed rod is arranged between the adjacent U-shaped clamping grooves, both ends of the fixed rod are respectively provided with threads, both ends of the fixed rod are inserted into the first screw holes and, the U-shaped clamping grooves are connected through a fixing rod.

As the preferred ponding scheme, be equipped with an outside convex fixed part on the turn-ups top surface of the terminal lead-down fastener, be equipped with a second screw hole on the fixed part, the fixed link is just being equipped with a third shank of bolt to second screw hole department, threaded connection a bolt in the third screw hole, and bolt one end inserts in the second screw hole to with second screw hole threaded connection.

As the preferred ponding scheme, all be equipped with a fourth screw hole on the left surface of fixture, equal threaded connection screw rod in the fourth screw hole, screw rod one end all sets up inside the fixture to all install a clamp plate, the other end all sets up in the external world, and all installs a rotary disk, and the equal threaded connection nut of left surface department that the screw rod is close to the fixture.

As preferred ponding scheme, the inside of U type draw-in groove all is the hemispherical structure setting with the face of optical cable contact.

The utility model has the advantages that: the utility model discloses simple structure, can be synchronous with the optical cable location, also can be synchronous take out the optical cable, and need not to climb when dismantling, only need rotate the dead lever just can, great having made things convenient for the dismantlement, also increased the security.

Drawings

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

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a top view of the middle lead-down clamp of the present invention;

fig. 3 is a partial sectional view at a in fig. 1.

Detailed Description

As shown in fig. 1, 2 and 3, the cable leading-down clamp comprises an optical cable 7 and more than one leading-down clamp, the leading-down clamp comprises a uniform fixture 4 and a U-shaped slot 6, the right end of the fixture 4 is bent outwards to form a flange 5, a movable hinge 12 is arranged on the surface of the flange 5, one end of the movable hinge 12 is connected with the U-shaped slot 6, the opening end surface of the U-shaped slot 6 is abutted against the outer wall surface of the fixture 4, the opening of the U-shaped slot 6 is sealed by the fixture 4, two side surfaces facing the opening inside of the U-shaped slot 6 are respectively provided with a convex part 11, the convex parts 11 are arranged in an arc structure, the optical cable 7 passes through the U-shaped slot 6 from top to bottom and is clamped by the convex parts 11, the upper end surface and the lower end surface of the U-shaped slot 6 are respectively provided with a first screw hole 9, a fixing rod 8 is arranged between the adjacent U-shaped slots 6, both ends of the fixing rod 8 are respectively provided with, the two ends of the fixing rod 8 are inserted into the first screw holes 9 and are in threaded connection with the first screw holes 9, and the U-shaped clamping grooves 6 are connected through the fixing rod 8.

In this embodiment, an outward protruding fixing portion 13 is disposed on the top surface of the flange 5 of the lowest leading-down cable clamp, a second screw hole is disposed on the fixing portion 13, a third bolt bar is disposed right at the second screw hole by the fixing rod 8, a bolt 14 is screwed in the third screw hole, one end of the bolt 14 is inserted into the second screw hole and is screwed with the second screw hole, the fixing rod can be effectively fixed by the bolt, and the U-shaped slot can be positioned.

In this embodiment, all be equipped with a fourth screw hole on the left surface of fixture 4, an equal threaded connection screw rod 2 in the fourth screw hole, 2 one ends of screw rod all set up inside fixture 4 to all install a clamp plate 12, the other end all sets up in the external world, and all install a rotary disk 1, screw rod 2 is close to a nut 3 of the equal threaded connection of left surface department of fixture 4.

In this embodiment, the inside of U type draw-in groove 6 all is the hemispherical structure setting with the face of optical cable 7 contact, has increased the area of contact with the optical cable.

Can be fixed in on the optical cable tower with fixture through rotating the screw rod (at this moment, the opening of U type draw-in groove is in the open mode), go into the U type draw-in groove with the card of optical cable from outside-in during the winding displacement, can effectually tentatively fix the optical cable through the inside convex part of U type draw-in groove, and follow-up then can subaerial rotation dead lever, the rotation of dead lever has driven U type draw-in groove, make the opening terminal surface of U type draw-in groove support on the outer wall of fixture, effectually seal the U type draw-in groove, the shifting out of optical cable has been avoided, thereby accomplish the location to the optical cable, when dismantling, then can turn back the normal position with U type draw-in groove, make the opening of U type draw-in groove open, at this moment, outwards draw the optical cable and just can make the.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.

Claims

1. The utility model provides an optical cable draws fastener which characterized in that: the cable comprises an optical cable and more than one down-lead wire clamp, wherein the down-lead wire clamp comprises a uniform fixture and a U-shaped clamping groove, the right side end of the fixture is bent outwards to form a flanging, a movable hinge is arranged on the surface of the flanging, one end of the movable hinge is connected with the U-shaped clamping groove, the opening end surface of the U-shaped clamping groove is abutted against the outer wall surface of the fixture, the opening of the U-shaped clamping groove is sealed by the fixture, two side surfaces facing the opening in the U-shaped clamping groove are respectively provided with a convex part which is arranged in an arc structure, the optical cable passes through the U-shaped clamping groove from top to bottom, and by convex part chucking, all be equipped with a first screw hole on the upper and lower terminal surface of U type draw-in groove, all be equipped with a dead lever between the adjacent U type draw-in groove, all be equipped with the screw thread on the both ends of dead lever, during the dead lever both ends all inserted first screw hole to all with first screw hole threaded connection, connect through the dead lever between the U type draw-in groove.

2. An optical cable drop clamp as claimed in claim 1, wherein: the fixing part is provided with a second screw hole, a third bolt rod is arranged right opposite to the second screw hole, a bolt is in threaded connection with the third screw hole, and one end of the bolt is inserted into the second screw hole and is in threaded connection with the second screw hole.

3. An optical cable drop clamp as claimed in claim 1, wherein: all be equipped with a fourth screw hole on the left surface of fixture, a screw rod of equal threaded connection in the fourth screw hole, screw rod one end all sets up inside fixture to all install a clamp plate, the other end all sets up in the external world, and all install a rotary disk, the screw rod is close to a nut of equal threaded connection of left surface department of fixture.

4. An optical cable drop clamp as claimed in claim 1, wherein: the inside of U type draw-in groove all is the hemispherical structure setting with the face of optical cable contact.