CN215221582U

CN215221582U - Cable fixing device for electric power engineering

Info

Publication number: CN215221582U
Application number: CN202120636394.5U
Authority: CN
Inventors: 陶栋; 陈星�; 王哲
Original assignee: Zhejiang Zhongneng Engineering Design Co ltd
Current assignee: Zhejiang Zhongneng Engineering Design Co ltd
Priority date: 2021-03-29
Filing date: 2021-03-29
Publication date: 2021-12-17
Anticipated expiration: 2031-03-29

Abstract

The utility model discloses a cable fixing device for electric power engineering, which comprises a bearing plate, wherein the bearing plate is provided with a threaded fixing hole, a fixed screw is arranged in the thread fixing hole, a spiral spine is arranged at the lower end of the fixed screw, the bearing plate is fixed with a mounting box, the front side wall and the rear side wall of the mounting box are respectively provided with a wire inlet hole and a wire outlet hole, the inner side of the wire inlet hole is provided with a wire inlet guide ring, the inner diameter of the wire inlet guide ring is gradually reduced towards the direction close to the center of the mounting box, the inner side of the wire outlet hole is provided with a wire outlet guide ring, the inner diameter of the wire inlet guide ring is gradually increased towards the direction close to the center of the mounting box, the mounting box is characterized in that a fixed supporting pulley assembly is arranged on the lower end face inside the mounting box, an adjusting supporting pulley assembly is arranged on the upper end face inside the mounting box, and elastic supporting pulley assemblies are arranged on the left side wall and the right side wall inside the mounting box.

Description

Cable fixing device for electric power engineering

Technical Field

The utility model relates to an electric power engineering technical field especially relates to a cable fixing device for electric power engineering.

Background

The cable is an important medium for transmitting power in power engineering, and the cable needs to be positioned and guided at intervals due to the long length of the cable, so that the cable needs to be protected by a fixing device. The position of the cable in the fixing device cannot be changed, and meanwhile, workers can pull the cable conveniently, so that the cable moves in the fixing device along the axial direction of the cable.

However, the existing cable fixing device cannot be adjusted according to the thickness of the cable, and the use limitation is large. The thinner cable can still shake when moving in the fixing device, so that the cable and the fixing device collide and rub, and the cable can be damaged.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a cable fixing device for electric power engineering can adjust spacing and fixed part's position according to the thickness of cable to make cable fixing device carry out spacing ancient fixed to the cable better, do not influence the removal of cable along its axial direction again simultaneously.

The above technical purpose of the present invention can be achieved by the following technical solutions: a cable fixing device for power engineering comprises a bearing plate, wherein a threaded fixing hole is formed on the bearing plate, a fixed screw is arranged in the thread fixing hole, a spiral spine is arranged at the lower end of the fixed screw, the bearing plate is fixed with a mounting box, the front side wall and the rear side wall of the mounting box are respectively provided with a wire inlet hole and a wire outlet hole, the inner side of the wire inlet hole is provided with a wire inlet guide ring, the inner diameter of the wire inlet guide ring is gradually reduced towards the direction close to the center of the mounting box, the inner side of the wire outlet hole is provided with a wire outlet guide ring, the inner diameter of the wire inlet guide ring is gradually increased towards the direction close to the center of the mounting box, the mounting box is characterized in that a fixed supporting pulley assembly is arranged on the lower end face inside the mounting box, an adjusting supporting pulley assembly is arranged on the upper end face inside the mounting box, and elastic supporting pulley assemblies are arranged on the left side wall and the right side wall inside the mounting box.

Through the technical scheme, when the cable extends into the mounting box from the wire inlet hole, the wire inlet guide ring can enable the extending direction of the cable to face the center of the mounting box, so that the cable can be conveniently fixed by the fixed supporting pulley assembly, the adjustable supporting pulley assembly and the elastic supporting pulley assembly; the inlet wire guide ring makes things convenient for the cable to stretch into from the wire outlet more easily, prevents that the cable from pushing up on the inner wall of mounting box. Fixed support loose pulley assembly can be spacing with adjusting support loose pulley assembly to the cable on vertical direction, can change fixed support loose pulley assembly and adjust the distance between the support loose pulley assembly through adjusting support loose pulley assembly in addition to be applicable to the cable of different external diameters size.

The utility model discloses still further set up to: the fixed support pulley assembly comprises a fixed seat, a first U-shaped frame and a fixed pulley, the fixed seat is arranged on the lower end face of the mounting box, the first U-shaped frame is arranged at the upper end of the fixed seat, and the fixed pulley is rotatably connected inside the first U-shaped frame.

Through above-mentioned technical scheme, the fixed lower surface contact of supporting loose pulley assembly and cable plays the supporting role to the cable.

The utility model discloses still further set up to: and a reinforcing rib is arranged between the fixed seat and the lower end face of the mounting box.

Through above-mentioned technical scheme, the strengthening rib makes the fixing base have better stability and intensity, can not receive too big and rupture of external force.

The utility model discloses still further set up to: adjust and support loose pulley assembly and include adjusting screw, remove seat, U type frame two and adjusting pulley, remove the upper end position that the seat is located the mounting box inside, and remove the both ends of seat and the inner wall sliding connection of mounting box, adjusting screw's vertical setting just runs through the up end of mounting box, the up end threaded connection of adjusting screw and mounting box, adjusting screw's lower extreme swivelling joint is in the upper end of removing the seat, and adjusting screw's upper end is equipped with the hand wheel, the lower extreme of removing the seat is located to U type frame two, adjusting pulley swivelling joint is in the inside of U type frame two.

Through above-mentioned technical scheme, the distance between adjusting pulley and the fixed pulley changes when removing the seat and removing to adjust according to the external diameter size of cable, make adjusting pulley and fixed pulley compress tightly the cable, carry on spacingly to the cable of different thicknesses.

The utility model discloses still further set up to: elastic support loose pulley assembly includes pull rod, spring, a fixed section of thick bamboo, three and the elasticity pulley of U type frame, the inner wall of mounting box is located to a fixed section of thick bamboo, the one end sliding connection of three of U type frame is in a fixed section of thick bamboo, the pull rod level sets up and runs through the lateral wall of mounting box, the one end of pull rod is located a fixed section of thick bamboo and connects in three of U type frame, the one end that three of U type frame was kept away from to the pull rod is equipped with the handle, the spring housing is located on the pull rod and is located the inside of a fixed section of thick bamboo, elasticity pulley swivelling joint is in three inside of U type frame.

Through above-mentioned technical scheme, after the cable passed the mounting box, the staff loosened the handle, and U type frame three moved to the center of mounting box under the effort of spring, until the outer wall contact of elastic pulley and cable. At the moment, the elastic pulleys on the two sides tightly support the cable from the two sides, and the cable is limited in the horizontal direction.

The utility model discloses still further set up to: the one end that the mounting box was kept away from to the solid fixed cylinder is equipped with the spacing ring, the one end outer wall that U type frame three is located solid fixed cylinder is equipped with spacing lug.

Through the technical scheme, when no cable is arranged in the installation box, the spring pushes the U-shaped frame in the direction in which the three directions are far away from the fixed barrel. When the limiting convex block is abutted against the limiting ring, the U-shaped frame III can be prevented from being completely pushed out of the fixed cylinder.

The utility model discloses still further set up to: the outer walls of the fixed pulley, the adjusting pulley and the elastic pulley are all concave structures.

Through above-mentioned technical scheme, concave structure can be better with the outer wall cooperation of cable, make its laminating degree better with the cable.

Drawings

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

fig. 2 is a schematic view of the internal structure of the mounting box of the present invention;

fig. 3 is a top view of the present invention;

fig. 4 is a cross-sectional view taken along the direction B in fig. 3 according to the present invention;

fig. 5 is an enlarged schematic view of a portion a in fig. 2 according to the present invention.

The reference numbers in the figures mean: 1. a carrier plate; 2. fixing the screw rod; 3. mounting a box; 4. a wire inlet hole; 5. a wire outlet hole; 6. a wire inlet guide ring; 7. an outgoing line guide ring; 8. a fixed seat; 9. a first U-shaped frame; 10. fixing the pulley; 11. reinforcing ribs; 12. adjusting the screw rod; 13. a movable seat; 14. a U-shaped frame II; 15. adjusting the pulley; 16. a hand wheel; 17. a pull rod; 18. a spring; 19. a fixed cylinder; 20. a third U-shaped frame; 21. an elastic pulley; 22. a handle; 23. a limiting ring; 24. and a limiting bump.

Detailed Description

The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.

The present invention will be described below with reference to fig. 1 to 5.

The utility model provides a cable fixing device for electric power engineering, includes loading board 1, and the shape of loading board 1 is the rectangle in this embodiment. Threaded fixing holes are formed in the positions of four corners of the bearing plate 1, and fixing screws 2 are arranged in the threaded fixing holes. The lower extreme of clamping screw 2 is equipped with the spiral spine, thereby the staff can clamping screw 2 revolve to fix loading board 1 in soil. There is mounting box 3 through the bolt fastening on the loading board 1, has seted up entrance hole 4 and wire hole 5 on the wall of mounting box 3's the front and back both sides respectively, and the shape of entrance hole 4 and wire hole 5 is circular in this embodiment. The inboard in entrance hole 4 is equipped with inlet wire guide ring 6, and the internal diameter of inlet wire guide ring 6 reduces gradually to the direction that is close to the mounting box 3 center to when the cable stretches into the mounting box 3 in from entrance hole 4, the direction that enables it to stretch into is towards the center department of mounting box 3. The inboard of wire hole 5 is equipped with outlet guide ring 7, and inlet guide ring 6 internal diameter is to the direction that is close to the mounting box 3 center crescent to make things convenient for the cable to stretch into from wire hole 5 more easily, prevent that the cable from pushing up on the inner wall of mounting box 3.

The lower end face inside the mounting box 3 is provided with a fixed supporting pulley assembly, and the fixed supporting pulley assembly is in contact with the lower surface of the cable to support the cable. The fixed support pulley component comprises a fixed seat 8, a first U-shaped frame 9 and a fixed pulley 10. The lower terminal surface that mounting box 3 was located to fixing base 8 is fixed through bolted connection, is equipped with strengthening rib 11 between the lower terminal surface of fixing base 8 and mounting box 3, and strengthening rib 11 makes fixing base 8 have better stability and intensity, can not receive too big and rupture of external force. U type frame one 9 locates the upper end of fixing base 8, and fixed pulley 10 swivelling joint is in U type frame one 9 inside. The outer wall of fixed pulley 10 is concave structure, and concave structure can better and the outer wall cooperation of cable, makes its laminating degree better with the cable.

An adjusting and supporting pulley component is arranged on the upper end face inside the mounting box 3 and comprises an adjusting screw rod 12, a moving seat 13, a second U-shaped frame 14 and an adjusting pulley 15. The movable base 13 is located at the upper end position inside the mounting box 3, and both ends of the movable base 13 are slidably connected to the inner wall of the mounting box 3. Adjusting screw 12's vertical setting just runs through the up end of mounting box 3, adjusting screw 12 and the up end threaded connection of mounting box 3, and adjusting screw 12's lower extreme swivelling joint is in the upper end of removing seat 13, and adjusting screw 12's upper end is equipped with hand wheel 16. The worker rotates the adjusting screw 12 through the hand wheel 16, thereby moving the moving base 13 in the vertical direction. The lower extreme that removes seat 13 is located to U type frame two 14, and adjusting pulley 15 swivelling joint is in U type frame two 14 inside, and adjusting pulley 15's outer wall is the spill structure, and the spill structure can be better with the outer wall cooperation of cable, makes its and the laminating degree of cable better. When the movable seat 13 moves, the distance between the adjusting pulley 15 and the fixed pulley 10 is changed, so that the adjusting pulley 15 and the fixed pulley 10 can compress the cable according to the outer diameter of the cable, and the cable with different thicknesses can be limited.

All be equipped with elastic support loose pulley assembly about the mounting box 3 is inside on the lateral wall, elastic support loose pulley assembly can carry out spacingly to the cable on the horizontal direction. The elastic supporting pulley assembly comprises a pull rod 17, a spring 18, a fixed cylinder 19, a U-shaped frame three 20 and an elastic pulley 21. The fixed cylinder 19 is fixed on the inner wall of the mounting box 3 through a bolt, one end of the three U-shaped frames 20 is slidably connected into the fixed cylinder 19, one end, far away from the mounting box 3, of the fixed cylinder 19 is provided with a limiting ring 23, and the outer wall of one end, located in the fixed cylinder 19, of the three U-shaped frames 20 is provided with a limiting bump 24. When no cable is present in the mounting box 3, the spring 18 pushes the clevis three 20 away from the fixed cylinder 19. When the limit bump 24 is abutted against the limit ring 23, the U-shaped frame three 20 can be prevented from being completely pushed out of the fixed cylinder 19. The pull rod 17 is horizontally arranged and penetrates through the side wall of the mounting box 3, one end of the pull rod 17 is located in the fixing cylinder 19 and connected to the third U-shaped frame 20, and a handle 22 is arranged at one end, far away from the third U-shaped frame 20, of the pull rod 17. The spring 18 is sleeved on the pull rod 17 and is positioned inside the fixed cylinder 19. The elastic pulley 21 is rotatably connected to the inside of the U-shaped frame three 20. The outer wall of the elastic pulley 21 is of a concave structure. When a worker needs to insert a cable into the installation box 3, the pull rod 17 is pulled through the handle 22 to pull the U-shaped frame III 20 into the fixed cylinder 19, so that the elastic pulley 21 is prevented from blocking the cable. When the cable passes through the mounting box 3, the worker releases the handle 22 and the third U-shaped bracket 20 moves toward the center of the mounting box 3 under the force of the spring 18 until the elastic pulley 21 comes into contact with the outer wall of the cable. At this time, the elastic pulleys 21 on both sides tightly support the cable from both sides, and the cable is limited in the horizontal direction. In addition, the fixed pulley 10, the adjusting pulley 15, and the elastic pulley 21 are all in rolling contact with the cable, so that there is not much resistance to the movement of the cable in its axial direction.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.

Claims

1. The cable fixing device for the electric power engineering comprises a bearing plate (1) and is characterized in that a thread fixing hole is formed in the bearing plate (1), a fixing screw (2) is arranged in the thread fixing hole, a spiral sharp thorn is arranged at the lower end of the fixing screw (2), a mounting box (3) is fixed on the bearing plate (1), a wire inlet hole (4) and a wire outlet hole (5) are respectively formed in the front side wall and the rear side wall of the mounting box (3), a wire inlet guide ring (6) is arranged on the inner side of the wire inlet hole (4), the inner diameter of the wire inlet guide ring (6) is gradually reduced towards the direction close to the center of the mounting box (3), a wire outlet guide ring (7) is arranged on the inner side of the wire outlet hole (5), the inner diameter of the wire inlet guide ring (6) is gradually increased towards the direction close to the center of the mounting box (3), and a fixing support pulley assembly is arranged on the lower end face inside the mounting box (3), the adjustable support pulley assembly is arranged on the upper end face inside the mounting box (3), and the elastic support pulley assembly is arranged on the left side wall and the right side wall inside the mounting box (3).

2. The cable fixing device for electric power engineering as claimed in claim 1, wherein: the fixed supporting pulley assembly comprises a fixed seat (8), a U-shaped frame I (9) and a fixed pulley (10), the fixed seat (8) is arranged on the lower end face of the mounting box (3), the U-shaped frame I (9) is arranged on the upper end of the fixed seat (8), and the fixed pulley (10) is rotatably connected inside the U-shaped frame I (9).

3. The cable fixing device for electric power engineering as claimed in claim 2, wherein: and a reinforcing rib (11) is arranged between the fixed seat (8) and the lower end face of the mounting box (3).

4. The cable fixing device for electric power engineering as claimed in claim 2, wherein: adjust and support loose pulley assembly and include adjusting screw (12), remove seat (13), U type frame two (14) and adjusting pulley (15), remove seat (13) and be located the inside upper end position of mounting box (3), and remove the both ends of seat (13) and the inner wall sliding connection of mounting box (3), the vertical setting of adjusting screw (12) and run through the up end of mounting box (3), the up end threaded connection of adjusting screw (12) and mounting box (3), the lower extreme swivelling joint of adjusting screw (12) is in the upper end of removing seat (13), and the upper end of adjusting screw (12) is equipped with hand wheel (16), the lower extreme of removing seat (13) is located in U type frame two (14), adjusting pulley (15) swivelling joint is in the inside of U type frame two (14).

5. The cable fixing device for electric power engineering as claimed in claim 4, wherein: elastic support loose pulley assembly includes pull rod (17), spring (18), a fixed section of thick bamboo (19), three (20) of U type frame and elastic pulley (21), the inner wall of mounting box (3) is located to a fixed section of thick bamboo (19), the one end sliding connection of three (20) of U type frame is in a fixed section of thick bamboo (19), pull rod (17) level sets up and runs through the lateral wall of mounting box (3), the one end of pull rod (17) is located a fixed section of thick bamboo (19) and connects in three (20) of U type frame, the one end that three (20) of U type frame were kept away from in pull rod (17) is equipped with handle (22), spring (18) cover is located on pull rod (17) and is located the inside of a fixed section of thick bamboo (19), elastic pulley (21) swivelling joint is in the inside of three (20) of U type frame.

6. The cable fixing device for electric power engineering as claimed in claim 5, wherein: one end of the fixed cylinder (19) far away from the mounting box (3) is provided with a limiting ring (23), and the outer wall of one end of the U-shaped frame III (20) located in the fixed cylinder (19) is provided with a limiting bump (24).

7. The cable fixing device for electric power engineering as claimed in claim 5, wherein: the outer walls of the fixed pulley (10), the adjusting pulley (15) and the elastic pulley (21) are all concave structures.