CN211209151U

CN211209151U - Power transmission is with fastener that continues

Info

Publication number: CN211209151U
Application number: CN201922002470.2U
Authority: CN
Inventors: 徐健
Original assignee: Hebei Zhengfang Electric Power Technology Co Ltd
Current assignee: Hebei Zhengfang Electric Power Technology Co Ltd
Priority date: 2019-11-19
Filing date: 2019-11-19
Publication date: 2020-08-07
Anticipated expiration: 2029-11-19

Abstract

The utility model provides a power transmission is with fastener that continues, including lower fastener and screw thread seat, the seamless welding in middle part bottom of lower fastener has the screw thread seat, the top of lower fastener is hugged closely there is the fastener, the middle part of going up the fastener is run through and is provided with fixing bolt, the inside equal opening of lower fastener and last fastener is provided with the extension groove, the inner wall opening in extension groove is provided with the draw-in groove, one side sliding connection in extension groove has lower fastener ring piece, the equal opening in both ends top is provided with spacing screw about lower fastener ring piece, the top sliding connection in extension groove has last fastener ring piece, both ends all imbed about going up the fastener ring piece and are provided with the gim peg, go up the equal fixedly connected with spring in both ends about fastener ring piece and the lower fastener ring piece, the equal seamless welding in the outside of going up fastener ring piece and lower fastener ring. The utility model discloses possess good bearing tensile ability, the rainwater is difficult to inside the device along the cable conductor admission, further improvement the life of device.

Description

Power transmission is with fastener that continues

Technical Field

The utility model relates to an electric power transmission technical field especially relates to an electric power transmission is with fastener that continues.

Background

The wire clamp is an iron or aluminum metal accessory capable of being fixed on a wire, most of the wire clamp needs to bear large tensile force during operation, and some wire clamps need to ensure good electrical contact. The fastener mainly divide into: the high-voltage wire connecting device comprises an equipment wire clamp, a fuse wire clamp, a holding wire clamp, a terminal wire clamp, a piercing grounding wire clamp, a wire clamp, an insulation piercing wire clamp and a double-end wire clamp, wherein when distribution high-voltage wires such as lead-in wire clamps are butted, the two wires are connected together by adopting a high-voltage wire connecting wire clamp. Current fastener can not bear great pulling force in the use, and a large amount of rainwater causes the fastener to corrode and rust along cable conductor entering fastener inside easily simultaneously, has reduced the life of fastener.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem existing in the technology, and the provided connecting wire clamp for power transmission.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a connecting wire clamp for power transmission comprises a lower wire clamp and a thread seat, wherein the thread seat is welded at the bottom end of the middle part of the lower wire clamp in a seamless manner, an upper wire clamp is tightly attached to the upper part of the lower wire clamp, a fixing bolt penetrates through the middle part of the upper wire clamp, extension grooves are formed in the inner parts of the lower wire clamp and the upper wire clamp, a clamping groove is formed in the inner wall opening of each extension groove, a lower wire clamp ring piece is connected to one side of each extension groove in a sliding manner, limiting screw holes are formed in the upper parts of the left end and the right end of each lower wire clamp ring piece in an opening manner, an upper wire clamp ring piece is connected to the upper parts of the extension grooves in a sliding manner, positioning bolts are embedded into the left end and the right end of each upper wire clamp ring piece, springs are fixedly connected to the left end and the right end of each upper wire clamp ring piece, limiting strips are welded on the outer sides of each upper wire clamp ring piece, the waterproof ring is fixedly mounted at the left end and the right end above the lower wire clamping ring piece and at the left end and the right end below the upper wire clamping ring piece, fixing seats are fixedly mounted at the left end and the right end of the inner wall of each waterproof ring, and connecting springs are fixedly connected to the fixing seats and water absorbing cloth is fixedly connected between the connecting springs.

Preferably, the thread seat of the lower wire clamp is meshed with the fixing bolt of the upper wire clamp, and the lower wire clamp and the upper wire clamp are symmetrically arranged.

Preferably, the waterproof ring and the lower wire clamping ring sheet of the lower wire clamp and the waterproof ring and the upper wire clamping ring sheet of the upper wire clamp are positioned on the same vertical horizontal plane.

Preferably, the waterproof rings are respectively arranged at the left end and the right end between the lower wire clamp and the upper wire clamp.

Preferably, when the spring is in an initial state, the upper wire clamping ring piece and the lower wire clamping ring piece are both arranged in the middle of the extension groove, and one end of the spring is fixedly connected with the inner wall of the extension groove.

Preferably, the limiting strips of the upper wire clamping ring piece and the lower wire clamping ring piece are matched with the clamping grooves of the extension grooves, and the upper wire clamping ring piece and the lower wire clamping ring piece slide left and right in the extension grooves in the horizontal direction.

Preferably, the positioning bolt of the upper wire clamping ring sheet is meshed with the limiting screw hole of the lower wire clamping ring sheet.

Preferably, the rubber clamping blocks are arranged in a circular ring shape around the inner walls of the upper wire clamping ring piece and the lower wire clamping ring piece.

The utility model provides a power transmission is with fastener that continues has following beneficial effect:

1. this kind of power transmission is with fastener that continues is through being provided with last fastener ring piece and lower fastener ring piece for when the cable is fixed and receive the pulling force effect between last fastener ring piece and the lower fastener ring piece, go up fastener ring piece and lower fastener ring piece by the cable pulling horizontal slip in the extending groove, the spring of extrusion setting in its outside, make the spring cushion the effort of all directions that the cable received through the compression, bearing capacity is better.

2. This kind of power transmission is with fastener that continues is through being provided with the rubber clamp splice for when the cable embedding between lower fastener ring piece and the last line clamp ring piece, the cable conductor surface can be hugged closely to the lower fastener ring piece and the tight piece of rubber clamp between the last line clamp ring piece, through reduce with the contact surface of cable conductor and increase with the effort of cable conductor, prevent that the cable conductor from sliding, further improvement cable conductor bearing capacity.

3. This kind of power transmission is with fastener that continues is through being provided with waterproof ring for when the cable conductor imbeds to the lower clamp and go up between the clamp, the connecting spring that absorbs water in the cloth pulling fixing base extends, makes the cloth that absorbs water hug closely at the upper and lower end of cable conductor, can effectually prevent that water from entering into to the device inside along the cable conductor, further improvement the life of device.

Drawings

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

FIG. 2 is a right side cross-sectional view of a partial structure of the middle upper clamp and the lower clamp of the present invention;

FIG. 3 is a right side schematic sectional view of a partial structure of the middle lower wire clip ring piece and the upper wire clip ring piece of the present invention;

FIG. 4 is a front sectional view of the partial structure of the middle upper clamp and the lower clamp of the present invention;

fig. 5 is a front sectional view of the partial structure of the middle waterproof ring of the present invention.

Illustration of the drawings:

1-lower wire clamp, 2-thread seat, 3-upper wire clamp, 4-fixing bolt, 401-extension groove, 402-clamping groove, 5-lower wire clamp ring piece, 501-limiting screw hole, 6-upper wire clamp ring piece, 601-positioning bolt, 8-spring, 801-limiting strip, 9-rubber clamping block, 10-waterproof ring, 11-fixing seat, 12-connecting spring and 13-water-absorbing cloth.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-5, a connecting wire clamp for power transmission comprises a lower wire clamp 1 and a thread seat 2, the thread seat 2 is welded at the bottom end of the middle part of the lower wire clamp 1 in a seamless manner, an upper wire clamp 3 is tightly attached to the upper part of the lower wire clamp 1, a fixing bolt 4 is arranged in the middle of the upper wire clamp 3 in a penetrating manner, extension grooves 401 are respectively arranged at the inner parts of the lower wire clamp 1 and the upper wire clamp 3 in an opening manner, a clamping groove 402 is arranged at the inner wall opening of the extension groove 401, a lower wire clamping ring piece 5 is slidably connected to one side of the extension groove 401, limiting screw holes 501 are respectively arranged at the upper parts of the left end and the right end of the lower wire clamping ring piece 5, an upper wire clamping ring piece 6 is slidably connected to the upper part of the extension groove 401, positioning bolts 601 are respectively embedded at the left end and the right end of the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5, go up the equal fixed mounting in inner wall of fastener ring piece 6 and lower line fastener ring piece 5 and have rubber clamping piece 9, go off the production line and press from both sides the equal fixed mounting in both ends about both ends and the last line fastener ring piece 6 below of fastener ring piece 5 top have waterproof ring 10, waterproof ring 10 inner wall about both ends equal fixed mounting have fixing base 11, fixing base 11's equal fixedly connected with connecting spring 12, fixedly connected with water absorption cloth 13 between two connecting spring 12.

In this embodiment, the thread seat 2 of the lower wire clamp 1 is engaged with the fixing bolt 4 of the upper wire clamp 3, and the lower wire clamp 1 and the upper wire clamp 3 are symmetrically arranged, so that when the device is assembled, the fixing bolt 4 of the upper wire clamp 3 is screwed to be embedded into the thread seat 2 of the lower wire clamp 1, and the device is assembled together quickly.

In this embodiment, the waterproof ring 10 and the lower clamping ring 5 of the lower wire clamp 1, the waterproof ring 10 and the upper clamping ring 6 of the upper wire clamp 3 are on the same vertical horizontal plane, so that when the lower wire clamp 1 and the upper wire clamp 3 are assembled together, the lower clamping ring 5, the upper clamping ring 6 and the two groups of waterproof rings 10 can be tightly attached to the outer wall of the cable to fix the cable.

In this embodiment, the waterproof ring 10 is respectively arranged at the left end and the right end between the lower wire clamp 1 and the upper wire clamp 3, so that the water-absorbing cloth 13 can be tightly attached to the upper end and the lower end of the cable, water is prevented from entering the device along the left side and the right side of the device, and the service life of the device is further prolonged.

In this embodiment, when spring 8 is in initial condition, go up line clamp ring piece 6 and lower clamp ring piece 5 and all set up the middle part at extension groove 401, the one end of spring 8 all with extension groove 401's inner wall fixed connection, make when the cable is fixed and receive the pulling force effect between last line clamp ring piece 6 and lower clamp ring piece 5 and act on, go up line clamp ring piece 6 and lower clamp ring piece 5 by the cable pulling horizontal slip in extension groove 401, the extrusion sets up the spring 8 in its outside, make spring 8 cushion the effort of all directions that the cable received through the compression, bearing capacity is better.

In this embodiment, the limiting strips 801 of the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5 are matched with the clamping grooves 402 of the extension groove 401, and the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5 horizontally slide in the extension groove 401, so that when a cable is under tension, the limiting strips 801 of the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5 slide in the clamping grooves 402 to prevent the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5 from jumping up and down to limit the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5.

In this embodiment, the positioning bolt 601 of the upper wire clamping ring piece 6 is engaged with the limiting screw hole 501 of the lower wire clamping ring piece 5, so that the positioning bolt 601 of the upper wire clamping ring piece 6 is screwed to be embedded into the limiting screw hole 501 of the lower wire clamping ring piece 5, and the rubber clamping block 9 between the lower wire clamping ring piece 5 and the upper wire clamping ring piece 6 can be tightly attached to the surface of the cable to fix the cable and prevent the cable from sliding between the upper wire clamping ring piece 6 and the lower wire clamping ring piece 5 under the action of tension.

In this embodiment, the rubber clamping block 9 is the ring form setting around the inner wall of going up fastener ring piece 6 and fastener ring piece 5 down, makes when the cable conductor is fixed between fastener ring piece 5 down and the fastener ring piece 6 that goes up to make, and cable conductor surface can be hugged closely to its inside rubber clamping block 9, and the effort that increases and the cable conductor through the contact surface that reduces with the cable conductor prevents that the cable conductor from sliding.

The working principle is as follows: when in use, a cable is placed on the lower clamping ring sheet 5 and the waterproof ring 10 of the lower clamp 1 in advance, the upper clamp 3 is nested above the lower clamp 1, the fixing bolt 4 of the upper clamp 3 is screwed in sequence, so that the lower clamp 1 and the upper clamp 3 are assembled together, then the positioning bolt 601 of the upper clamp ring sheet 6 is screwed to be embedded into the limiting screw hole 501 of the lower clamping ring sheet 5, at the moment, the rubber clamping block 9 between the lower clamping ring sheet 5 and the upper clamp ring sheet 6 can be tightly attached to the surface of the cable, the acting force with the cable is increased by reducing the contact surface with the cable, the cable is prevented from sliding, at the moment, the water absorption cloth 13 pulls the connecting spring 12 in the fixing seat 11 to extend, so that the water absorption cloth 13 is tightly attached to the upper end and the lower end of the cable, the water can be effectively prevented from entering the device along the cable, the service life of the device is further prolonged, when the cable, go up fastener ring piece 6 and lower fastener ring piece 5 and be pulled by the cable, 401 left and right sides slip in the extension groove, the extrusion sets up the spring 8 in its outside for the spring 8 cushions the effort of all directions that the cable received through the compression, and bearing capacity is better.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The splicing wire clamp for power transmission comprises a lower wire clamp (1) and a thread seat (2), wherein the thread seat (2) is welded at the bottom end of the middle of the lower wire clamp (1) in a seamless mode, and is characterized in that an upper wire clamp (3) is tightly attached to the upper portion of the lower wire clamp (1), a fixing bolt (4) penetrates through the middle of the upper wire clamp (3), extension grooves (401) are formed in openings of the inner portions of the lower wire clamp (1) and the upper wire clamp (3), a clamping groove (402) is formed in an opening of the inner wall of each extension groove (401), a lower wire clamp ring piece (5) is connected to one side of each extension groove (401) in a sliding mode, limiting screw holes (501) are formed in openings of the upper ends of the left end and the right end of each lower wire clamp ring piece (5), an upper wire clamp ring piece (6) is connected to the upper end of each extension groove (401) in a sliding mode, go up fastener ring piece (6) and the equal fixedly connected with spring (8) in both ends about fastener ring piece (5) rolls off the production line, the equal seamless welding in outside of going up fastener ring piece (6) and lower fastener ring piece (5) has spacing (801), the equal fixed mounting in inner wall of going up fastener ring piece (6) and lower fastener ring piece (5) has rubber to press from both sides tight piece (9), the equal fixed mounting in both ends has waterproof ring (10) about both ends and the last fastener ring piece (6) below of going up about fastener ring piece (5) top down, the equal fixed mounting in both ends has fixing base (11) about waterproof ring (10) inner wall, the equal fixedly connected with connecting spring (12) of fixing base (11), two fixedly connected with absorbs water cloth (13) between connecting spring (12).

2. The splicing wire clamp for power transmission according to claim 1, wherein the threaded base (2) of the lower wire clamp (1) is engaged with the fixing bolt (4) of the upper wire clamp (3), and the lower wire clamp (1) and the upper wire clamp (3) are symmetrically arranged.

3. Splicing clamp for power transmission according to claim 1, characterized in that the waterproof ring (10) and the lower clamp ring sheet (5) of the lower clamp (1) are in the same vertical level as the waterproof ring (10) and the upper clamp ring sheet (6) of the upper clamp (3).

4. The splicing wire clamp for power transmission according to claim 1, wherein the waterproof rings (10) are respectively provided at left and right ends between the lower wire clamp (1) and the upper wire clamp (3).

5. The splicing wire clamp for power transmission according to claim 1, wherein when the spring (8) is in an initial state, the upper clamping ring piece (6) and the lower clamping ring piece (5) are both arranged in the middle of the extension groove (401), and one end of the spring (8) is fixedly connected with the inner wall of the extension groove (401).

6. The splicing wire clamp for power transmission according to claim 1, wherein the limiting strips (801) of the upper wire clamping ring piece (6) and the lower wire clamping ring piece (5) are matched with the clamping grooves (402) of the extension groove (401), and the upper wire clamping ring piece (6) and the lower wire clamping ring piece (5) horizontally slide left and right in the extension groove (401).

7. A splicing clip for power transmission according to claim 1, wherein the positioning pins (601) of the upper clip ring piece (6) are engaged with the limit screw holes (501) of the lower clip ring piece (5).

8. Splicing clamp for power transmission according to claim 1, characterized in that said rubber clamping blocks (9) are arranged in a circular ring around the inner walls of the upper clamp ring segment (6) and of the lower clamp ring segment (5).