CN211578989U

CN211578989U - Parallel groove clamp

Info

Publication number: CN211578989U
Application number: CN202020127307.9U
Authority: CN
Inventors: 王明清
Original assignee: Sichuan Zigong Yizhou Power Line Equipment Co ltd
Current assignee: Sichuan Zigong Yizhou Power Line Equipment Co ltd
Priority date: 2020-01-19
Filing date: 2020-01-19
Publication date: 2020-09-25
Anticipated expiration: 2030-01-19

Abstract

The utility model discloses a parallel groove clamp relates to the electric power circuit gold utensil technical field that continues, including punch holder, lower plate and be used for connecting the fastening components of punch holder and lower plate, the punch holder with be equipped with support piece between the lower plate, the inside cavity structure that has of support piece, the connecting rod is worn to be equipped with to support piece both sides wall slidable, support piece's one end fixedly connected with arc roof is kept away from to the connecting rod, the arc roof with the punch holder with the lower plate inner wall constitutes the fixed part that can fix the cable, the other end fixedly connected with of connecting rod keeps off the piece, the cover is equipped with the spring on the connecting rod, the one end of spring with the arc roof butt, the other end of spring with the support piece butt. The utility model has the characteristics of can fix the cable of multiple different diameters, prevent the parallel groove clamp of cable deformation moreover.

Description

Parallel groove clamp

Technical Field

The utility model relates to an electric power circuit gold utensil technical field that continues, especially a parallel groove clamp.

Background

The parallel groove clamp is generally used for connecting aluminum stranded wires or steel core stranded wires with middle and small cross sections and steel stranded wires of overhead ground wires at positions which do not bear tension, is also used for jumper connection of non-linear towers, and is an important splicing fitting for connecting cables in a power line.

Patent publication No. CN209088098U discloses an improved generation parallel groove clamp, has solved the easy not hard up of parallel groove clamp, the easy defect that drops, but, it can only fix the cable of single diameter type, moreover because the extrusion of upper and lower splint leads to the cable to warp easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide a cable that can fix multiple different diameters, prevent the parallel groove clamp of cable deformation moreover.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a parallel groove clamp, includes punch holder, lower plate and is used for connecting the fastening components of punch holder and lower plate, the punch holder with be equipped with support piece between the lower plate, the inside cavity structure that has of support piece, the connecting rod is worn to be equipped with to support piece both sides wall slidable, support piece's one end fixedly connected with arc roof is kept away from to the connecting rod, the arc roof with the punch holder with the lower plate inner wall constitutes the fixed part that can fix the cable, the other end fixedly connected with of connecting rod blocks the piece, the cover is equipped with the spring on the connecting rod, the one end of spring with arc roof butt, the other end of spring with the support piece butt.

Preferably, the upper plate with the both sides of lower plate all are equipped with the arc portion to the indent, arc portion is equipped with the broach, the upper plate with the broach cross arrangement of lower plate.

Preferably, the top and the bottom of the supporting piece are provided with positioning bosses, and the inner walls of the upper clamping plate and the lower clamping plate are provided with positioning grooves matched with the positioning bosses.

Preferably, the fastening assembly comprises a bolt and a nut.

Preferably, the upper clamping plate or the lower clamping plate is provided with a limiting groove matched with the nut shape of the bolt so as to limit the axial rotation of the bolt.

Preferably, the blocking member is connected with the connecting rod by a screw thread.

Preferably, the number of the fastening components is two or more.

The utility model has the advantages of it is following: the utility model discloses wearing to be equipped with the connecting rod support piece lateral wall slidable ground, support piece's one end fixedly connected with arc roof is kept away from to the connecting rod, constitutes the fixed part that can fix the cable through arc roof and punch holder and lower plate inner wall, establishes the spring on the connecting rod through the cover, has realized compressing tightly cable elasticity, has prevented that the cable from warping, can adapt to the cable of multiple different diameters moreover.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a cross-sectional view of a parallel groove clamp provided by the present invention;

FIG. 2 is a schematic structural view of the upper splint;

in the figure: 1-upper clamping plate, 101-arc part, 101 a-comb teeth, 102-positioning groove, 103-limiting groove, 2-lower clamping plate, 3-fastening component, 301-bolt, 302-nut, 4-supporting piece, 401-positioning boss, 5-connecting rod, 6-arc top plate, 7-fixing part, 8-blocking part and 9-spring.

Detailed Description

The technical solution in the embodiments of the present application is described below with reference to the drawings in the embodiments of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

As shown in fig. 1 to 2, a parallel groove clamp includes an upper plate 1, a lower plate 2, and a fastening assembly 3 for connecting the upper plate 1 and the lower plate 2.

In this embodiment, specifically, the fastening assembly 3 includes a bolt 301 and a nut 302, and the upper clamp plate 1 is provided with a limiting groove 103 matched with the nut shape of the bolt 301 to limit the axial rotation of the bolt 301, so that when the nut 302 is tightened, the bolt 301 cannot rotate together, and the bolt 301 does not need to be fixed by a fixing tool, thereby improving the convenience of operation. It is easily understood that in other embodiments of the present invention, the restriction groove 103 may be provided on the lower plate 2, i.e., locked by inserting the bolt 301 from the lower plate 2 into the upper plate 1.

The number of the fastening assemblies 3 is two or more, which improves the connection strength, and in this embodiment, the number of the fastening assemblies 3 is two, and it is easily understood that in other embodiments of the present invention, the number of the fastening assemblies 3 may be determined according to the actual length of the upper and

lower clamping plates

1 and 2.

In this embodiment, a support member 4 is provided between the upper plate 1 and the lower plate 2, and the upper plate 1, the lower plate 2, and the support member 4 are provided with through holes into which the bolts 301 are inserted. The top and the bottom of the support member 4 are provided with positioning bosses 401, the inner walls of the upper clamp plate 1 and the lower clamp plate 2 are provided with positioning grooves 102 matched with the positioning bosses 401, and the assembling rapidity is improved through the matching of the positioning grooves 102 and the positioning bosses 401 during assembling. It is easily understood that in other embodiments of the present invention, the limiting bosses may be disposed on the inner walls of the upper and

lower clamping plates

1 and 2, and the limiting grooves are disposed on the top and bottom of the supporting member 4.

In this embodiment, support piece 4 is inside to have the cavity structure, and specifically, support piece 4 can be both ends open-ended cavity cuboid, both ends fixedly connected with apron, and the screw connection is selected to fixed connection's mode, the dismouting of being convenient for.

In this embodiment, connecting rod 5 wears to be equipped with in support piece 4 both sides wall (the apron at both ends) slidable, and support piece 4's one end fixedly connected with arc roof 6 is kept away from to connecting rod 5, and arc roof 6 constitutes the fixed part 7 that can fix the cable with

punch holder

1 and 2 inner walls of lower plate, and the other end fixedly connected with of connecting rod 5 blocks 8, blocks 8 and has prevented that connecting rod 5 from droing.

The cover is equipped with spring 9 on connecting rod 5, and spring 9's one end and 6 butts of arc roof, spring 9's the other end and support piece 4 butt. Through the spring 9 sleeved on the connecting rod 5, the elastic compression of the cable is realized, the cable is prevented from deforming, and the cable clamp can adapt to cables with different diameters.

In this embodiment, connecting rod 5 and bracing piece fixed connection's mode optional welding, block that 8 and connecting rod 5 fixed connection's mode can select to pass through threaded connection, block 8 and connecting rod 5 and pass through threaded connection to in the assembly, in this embodiment, block 8 can also be directly with connecting rod 5 complex nut, in order to reduce the processing cost.

In this embodiment, punch holder 1 and lower plate 2 structure can be the same completely, all is equipped with the arc portion 101 to the indent in the both sides of punch holder 1 and lower plate 2, and arc portion 101 is equipped with broach 101a, and the broach 101a cross arrangement of punch holder 1 and lower plate 2 through broach 101a cross arrangement, dies the cable lock in fixed part 7, has prevented droing of cable.

In use, a cable to be connected is placed in the fixing part 7, and then the bolt 301 and the nut 302 are screwed, so that the comb teeth 101a of the upper and

lower clamping plates

1 and 2 are crossed, and the arc-shaped top plate 6 tightly pushes the cable to be connected under the action force of the spring 9.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a parallel groove clamp, includes punch holder (1), lower plate (2) and is used for connecting fastening components (3) of punch holder (1) and lower plate (2), its characterized in that: the utility model discloses a cable fixing device, including upper plate (1), lower plate (2), support piece (4) inside cavity structure has, connecting rod (5) are worn to be equipped with to support piece (4) both sides wall slidable, the one end fixedly connected with arc roof (6) of support piece (4) are kept away from in connecting rod (5), arc roof (6) with upper plate (1) with lower plate (2) inner wall constitutes fixed part (7) that can fix the cable, the other end fixedly connected with of connecting rod (5) blocks piece (8), the cover is equipped with spring (9) on connecting rod (5), the one end of spring (9) with arc roof (6) butt, the other end of spring (9) with support piece (4) butt.

2. A parallel groove clamp according to claim 1, wherein: the utility model discloses a comb tooth, including punch holder (2), punch holder (1) and lower plate (2), the both sides of punch holder (1) with the both sides of lower plate (2) all are equipped with arc portion (101) to the indent, arc portion (101) are equipped with broach (101a), punch holder (1) with broach (101a) cross arrangement of lower plate (2).

3. A parallel groove clamp according to claim 1, wherein: support piece (4) top and bottom are equipped with location boss (401), punch holder (1) with lower plate (2) inner wall be equipped with location boss (401) complex positioning groove (102).

4. A parallel groove clamp according to claim 1, wherein: the fastening assembly (3) comprises a bolt (301) and a nut (302).

5. A parallel groove clamp according to claim 4, wherein: the upper clamping plate (1) or the lower clamping plate (2) is provided with a limiting groove (103) matched with the nut shape of the bolt (301) so as to limit the bolt (301) to rotate axially.

6. A parallel groove clamp according to claim 1, wherein: the blocking piece (8) is connected with the connecting rod (5) through threads.

7. A parallel groove clamp according to claim 1, wherein: the number of the fastening components (3) is two or more.