CN212543324U

CN212543324U - Power transmission and transformation circuit electric wire fixing device

Info

Publication number: CN212543324U
Application number: CN202021293677.6U
Authority: CN
Inventors: 邢福洲; 田娟
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-02-12
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a power transmission and transformation circuit wire fixing device, which comprises a shell and a roller, wherein the inner side wall of the shell is symmetrically and rotatably connected with two first fixing rods through a bearing, the roller is positioned between the two first fixing rods, two ends of the roller are symmetrically provided with two first grooves, one end of each first fixing rod is slidably connected inside the first groove, in the using process, the roller is rotated according to the distance between the two ends of the wire, so that the wire is driven by the roller to move, the wire is tensioned, after tensioning is completed, an arc-shaped plate is rotated, then a bolt is screwed in two connecting blocks, so that the first fixing rods are fixed through the arc-shaped plate, the first fixing rods are prevented from automatically rotating, and the danger caused by the sag of the wire due to the overlong distance between the two ends of the wire is avoided, and the wire connection part is better protected.

Description

Power transmission and transformation circuit electric wire fixing device

Technical Field

The utility model relates to a fixed technical field of power transmission and transformation electric wire specifically is a power transmission and transformation circuit electric wire fixing device.

Background

As is well known, power transmission and transformation engineering is a general term for power transmission line construction and transformer installation engineering. The higher the voltage grade of power transmission and transformation engineering is, the larger the transmitted power is, and the longer the transmission distance is. The power transmission and transformation project with voltage over 33 ten thousand volts is called ultra-high voltage power transmission and transformation. The highest voltage grades of ultrahigh voltage transmission and transformation lines put into operation in China are 1100kV direct current transmission lines and 1000kV alternating current transmission lines, generally, the transmission projects can be divided into alternating current transmission and transformation projects and direct current transmission projects, wherein the alternating current transmission and transformation projects comprise transmission lines and transformer stations (or switch stations and series compensation stations), the direct current transmission projects comprise transmission lines, converter stations and grounding electrode systems, and China discloses an authorized invention: CN210007337U discloses a wire fixing device for power transmission and transformation circuit, which is configured by a first half ring and a second half ring, wherein the first half ring and the second half ring can be abutted against each other or form a gap for a power supply line to be inserted into by driving the second half ring to rotate, so as to fix the wire, however, there is a problem; the device only uses the first half ring and the second half ring to abut against each other to fix the electric wire, but when the distance between two ends of the electric wire is too long, the electric wire still can be caused to droop, so that the danger is caused, and the electric wire connection part cannot be better protected.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a power transmission and transformation circuit electric wire fixing device.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a power transmission and transformation circuit electric wire fixing device, includes casing and roller, the inside wall of casing is rotated through the bearing symmetry and is connected with two first dead levers, the roller is located two between the first dead lever, two first recesses have been seted up to the both ends symmetry of roller, the one end sliding connection of first dead lever in the inside of first recess, two spacing grooves have been seted up to the interior roof of first recess and interior bottom wall symmetry, the inside sliding connection of spacing groove has T shape slider, T shape slider is close to the fourth recess has been seted up to the inside of first recess, the inside sliding connection of fourth recess has the second stopper, first dead lever is close to two fifth recesses have been seted up to the bilateral symmetry of T shape slider, the second recess has been seted up to the lateral wall of roller.

Preferably, the outer side wall cover of first dead lever is equipped with two arcs, the welding of one side of arc has the fixed block, one the outer side wall of fixed block articulates in another the inside of fixed block, another the outer side wall of fixed block weld in the inside wall of casing.

Preferably, a second fixing rod is welded on the front surface of the shell, two connecting plates are symmetrically hinged to the outer side wall of the second fixing rod, and a baffle is welded at the bottom of each connecting plate.

Preferably, the front surface welding of baffle has the slide rail, the inside sliding connection of slide rail has first stopper, the casing is close to the front surface welding of first stopper has the fixed plate, the third recess has been seted up to the upper surface of fixed plate.

Preferably, the rubber pad is bonded on the inner side wall of the arc-shaped plate, and the connecting block is welded on the outer side wall of the arc-shaped plate.

Preferably, the second stopper is kept away from the one end symmetrical welding of first dead lever has two springs, the spring is kept away from the one end of second stopper weld in the inside wall of fourth recess.

(III) advantageous effects

Compared with the prior art, the utility model provides a power transmission and transformation circuit electric wire fixing device possesses following beneficial effect:

this power transmission and transformation circuit electric wire fixing device, in the use, according to the distance at electric wire both ends, then rotate the roller, drive the electric wire through the roller and move, make and rise tightly the electric wire, rise tightly accomplish the back, through rotating an arc, then through screwing up the bolt in two even pieces, thereby fix first dead lever through the arc, prevent that first dead lever from rotating automatically, thereby avoid because of electric wire both ends distance overlength, thereby it causes danger to lead to the electric wire to produce flagging, and the better protects wire connection department.

Drawings

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

FIG. 2 is a schematic view of the front surface structure of the present invention;

FIG. 3 is an enlarged schematic view of the area A of FIG. 1 according to the present invention;

fig. 4 is a schematic side view of the arc plate of the present invention.

In the figure: 1. a housing; 2. a T-shaped slider; 3. a fixed block; 4. an arc-shaped plate; 5. a first groove; 6. a roller; 7. a limiting groove; 8. a first fixing lever; 9. a second groove; 10. a slide rail; 11. a third groove; 12. a first stopper; 13. a fixing plate; 14. a baffle plate; 15. a second fixing bar; 16. connecting plates; 17. a fourth groove; 18. a second limiting block; 19. a fifth groove; 20. a spring; 21. connecting blocks; 22. and (7) a rubber pad.

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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a power transmission and transformation circuit electric wire fixing device, including casing 1 and roller 6, casing 1's inside wall is connected with two first dead levers 8 through bearing symmetry rotation, roller 6 is located between two first dead levers 8, two first recesses 5 have been seted up to roller 6's both ends symmetry, the one end sliding connection of first dead lever 8 is in the inside of first recess 5, two spacing grooves 7 have been seted up to first recess 5's interior roof and interior bottom wall symmetry, the inside sliding connection of spacing groove 7 has T shape slider 2, fourth recess 17 has been seted up to T shape slider 2 near the inside of first recess 5, the inside sliding connection of fourth recess 17 has second stopper 18, two fifth recess 19 have been seted up to first dead lever 8 near the bilateral symmetry of T shape slider 2, second recess 9 has been seted up to roller 6's lateral wall.

In this embodiment, specifically: the lateral wall cover of first dead lever 8 is equipped with two arcs 4, one side welding of arc 4 has fixed block 3, the lateral wall of a fixed block 3 articulates in the inside of another fixed block 3, the lateral wall of another fixed block 3 welds in the inside wall of casing 1, carry out the centre gripping to first dead lever 8 through two arcs 4, thereby prevent that first dead lever 8 from rotating automatically under the condition that does not receive external force, and cause the electric wire to hang down, setting through fixed block 3, make and to rotate between two arcs 4.

In this embodiment, specifically: the front surface welding of casing 1 has second dead lever 15, and the lateral wall symmetry of second dead lever 15 articulates there are two even boards 16, and the bottom welding of two even boards 16 has baffle 14, through the setting of baffle 14 for protect the wire connection department, through the setting of second dead lever 15 and even board 16, make things convenient for the staff to open baffle 14.

In this embodiment, specifically: sliding rail 10 has been welded to the front surface of baffle 14, and the inside sliding connection of sliding rail 10 has first stopper 12, and casing 1 has fixed plate 13 near the front surface welding of first stopper 12, and third recess 11 has been seted up to the upper surface of fixed plate 13, through sliding first stopper 12 downwards to slide it to in the third recess 11, thereby make and fix baffle 14.

In this embodiment, specifically: the inside wall of arc 4 bonds there is rubber pad 22, and the welding of the lateral wall of arc 4 has even piece 21, through the setting of rubber pad 22 for increase the frictional force between arc 4 and the first dead lever 8, through screwing up the bolt in two even pieces 21, make and fix two arcs 4.

In this embodiment, specifically: two springs 20 are symmetrically welded at one end, far away from the first fixing rod 8, of the second limiting block 18, one end, far away from the second limiting block 18, of each spring 20 is welded on the inner side wall of the fourth groove 17, and through the reverse thrust of each spring 20, the second limiting block 18 is automatically popped out when being close to the fifth groove 19, so that the first fixing rod 8 and the roller 6 are fixed.

In summary, the working principle and the working process of the electric wire fixing device for the power transmission and transformation circuit are that when the electric wire fixing device is used, a worker fixes two ends of the roller 6 on the two first fixing rods 8 respectively, the second limiting block 18 is made to extrude the spring 20 by sliding the second limiting block 18 upwards, so that the spring 20 generates a reverse thrust force, when the second limiting block 18 is close to the fifth groove 19, the second limiting block 18 automatically enters the fifth groove 19 by the reverse thrust force of the spring 20, so that the roller 6 is fixed with the two first fixing rods 8, then the worker rotates the roller 6 to drive the electric wire to be tensioned according to the distance between the two ends of the electric wire, after tensioning is completed, the two arc-shaped plates 4 are fixed by rotating the arc-shaped plate 4 and screwing the bolt inside the two connecting blocks 21, so that the first fixing rods 8 are clamped by the two arc-shaped plates 4, prevent that first dead lever 8 from rotating automatically under the circumstances that does not receive external force to avoid leading to the electric wire to produce flagging and causing danger because of electric wire both ends distance overlength, and better protect the wire connection department.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a power transmission and transformation circuit electric wire fixing device, includes casing (1) and roller (6), its characterized in that: the inner side wall of the shell (1) is symmetrically and rotatably connected with two first fixing rods (8) through bearings, the roller (6) is positioned between the two first fixing rods (8), two first grooves (5) are symmetrically formed in two ends of the roller (6), one end of each first fixing rod (8) is slidably connected to the inside of each first groove (5), two limiting grooves (7) are symmetrically formed in the inner top wall and the inner bottom wall of each first groove (5), the inside of each limiting groove (7) is slidably connected with a T-shaped sliding block (2), a fourth groove (17) is formed in the T-shaped sliding block (2) close to the inside of each first groove (5), a second limiting block (18) is slidably connected to the inside of each fourth groove (17), two fifth grooves (19) are symmetrically formed in two sides of the first fixing rods (8) close to the T-shaped sliding blocks (2), and a second groove (9) is formed in the outer side wall of the roller (6).

2. The electric transmission and transformation line wire fixing device of claim 1, wherein: the lateral wall cover of first dead lever (8) is equipped with two arcs (4), one side welding of arc (4) has fixed block (3), one the lateral wall of fixed block (3) articulates in another the inside of fixed block (3), another the lateral wall of fixed block (3) weld in the inside wall of casing (1).

3. The electric transmission and transformation line wire fixing device of claim 1, wherein: the front surface welding of casing (1) has second dead lever (15), the lateral wall symmetry of second dead lever (15) articulates there are two even boards (16), two even the bottom welding of board (16) has baffle (14).

4. The electric transmission and transformation line wire fixing device of claim 3, wherein: the front surface welding of baffle (14) has slide rail (10), the inside sliding connection of slide rail (10) has first stopper (12), casing (1) is close to the front surface welding of first stopper (12) has fixed plate (13), third recess (11) have been seted up to the upper surface of fixed plate (13).

5. The electric transmission and transformation line wire fixing device of claim 2, wherein: the rubber pad (22) is bonded on the inner side wall of the arc-shaped plate (4), and the connecting block (21) is welded on the outer side wall of the arc-shaped plate (4).

6. The electric transmission and transformation line wire fixing device of claim 1, wherein: two springs (20) are symmetrically welded to one end, far away from the first fixing rod (8), of the second limiting block (18), and one end, far away from the second limiting block (18), of each spring (20) is welded to the inner side wall of the corresponding fourth groove (17).