CN215645851U

CN215645851U - Device for equipotential replacement of insulator of iron tower of power transmission line

Info

Publication number: CN215645851U
Application number: CN202122332432.0U
Authority: CN
Inventors: 赵全华; 李岳; 李国能; 李晓平
Original assignee: Yunnan Jingda Power Equipment Co ltd
Current assignee: Yunnan Jingda Power Equipment Co ltd
Priority date: 2021-09-26
Filing date: 2021-09-26
Publication date: 2022-01-25
Anticipated expiration: 2031-09-26

Abstract

The utility model discloses a device for equipotential replacement of an insulator of a power transmission line iron tower, which comprises a fixed main rod and an insulator, wherein a first extension rod is arranged in a first extension groove, a fixed auxiliary rod is arranged on one side of the first extension rod, a fixed pulley is arranged at the lower end of the fixed main rod, an insulating cable rope penetrates through the upper end of the fixed pulley, and a tractor is arranged at the lower end of the insulating cable rope. The device for equipotential replacement of the insulator of the iron tower of the power transmission line is suitable for connecting and mounting between iron tower connecting rods with different widths and fixing the upper ends of iron towers with different thicknesses by arranging the extension rod I and the fixing auxiliary rod, expands the use scene of the fixing main rod, improves the practicability of the device for equipotential replacement of the insulator of the iron tower of the power transmission line, is convenient to lift and mount the large-scale iron tower insulator by arranging the fixed pulley, the insulating cable and the tractor, and can keep the stability in the lifting and mounting processes.

Description

Device for equipotential replacement of insulator of iron tower of power transmission line

Technical Field

The utility model relates to the technical field of insulator replacement, in particular to a device for replacing an insulator of an iron tower of a power transmission line at an equal potential.

Background

The insulator is a device which is arranged between conductors with different electric potentials or between the conductor and a grounding component and can bear the action of voltage and mechanical stress, the insulator has various types and different shapes, although the structures and the appearances of the insulators with different types are greatly different, the insulators are composed of two parts, namely an insulating part and a connecting hardware fitting, the insulator is a special insulating control part and can play an important role in an overhead transmission line, and the existing device for replacing the insulator of the iron tower of the transmission line at the equal potential is not suitable for various installation scenes and can not keep the stability of the insulator in the lifting and installation processes; if current utility model CN 206820358U's an instrument of change special high tension transmission line insulator, though have the advantage that alleviates staff intensity of labour, but there is certain drawback in the use, at first, be not applicable to the installation of connecting between the iron tower connecting rod of different width promptly, also be not applicable to fix in the iron tower upper end of different thickness, the use scene of fixed mobile jib has been reduced, the practicality of changing the device of transmission line iron tower insulator has been reduced, secondly, be not convenient for carry out lifting and installation to large-scale iron tower insulator, and can not keep the stability in lifting and the installation, be not convenient for use, for this reason, we propose the device that is used for equipotential change transmission line iron tower insulator.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a device for equipotential replacement of an insulator of an iron tower of a power transmission line, which can effectively solve the problems in the background art.

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

a device for equipotential change transmission line iron tower insulator, including fixed mobile jib and insulator, one side inside of fixed mobile jib is provided with extension groove one, the inside of extension groove one is provided with extension rod one, one side of extension rod one is provided with fixed auxiliary rod, the inside of fixed mobile jib and fixed auxiliary rod all is provided with extension groove two, the inside of extension groove two is provided with extension rod two, one side of extension rod two is provided with movable splint, the lower extreme of fixed mobile jib and fixed auxiliary rod all is provided with solid fixed splint, movable splint all runs through the mounting hole with solid fixed splint's upper end, the internally mounted of mounting hole has fixing bolt, the lower extreme of fixed mobile jib is provided with the fixed pulley.

By adopting the technical scheme, the following technical effects can be achieved: the fixed main rod is convenient to install, fix and use.

Preferably, the first extension groove is of a T-shaped structure, the first extension rod is movably connected with the first extension groove, the first extension rod is of a T-shaped rod-shaped structure, the first fixed auxiliary rod is fixedly connected with the first extension rod, and the first fixed auxiliary rod is of a rectangular structure.

By adopting the technical scheme, the following technical effects can be achieved: the extension rod I can extend conveniently.

Preferably, the second extension tank is of a T-shaped structure, the second extension tank is in two groups, the second extension tank is symmetrically arranged, the second extension rod is movably connected with the second extension tank, the second extension rod is of a T-shaped rod-shaped structure, and the number of the second extension rod is equal to that of the second extension tank.

By adopting the technical scheme, the following technical effects can be achieved: the extension of the length of the extension rods II at the two sides is facilitated.

Preferably, be fixed connection between activity splint and the extension rod two, and the activity splint are rectangle platelike structure, the quantity of activity splint is two sets of, and the activity splint are the symmetry and arrange, be fixed connection between fixed splint and fixed mobile jib, the fixed auxiliary rod, and fixed splint are rectangle platelike structure, the quantity of fixed splint equals with the quantity of activity splint.

By adopting the technical scheme, the following technical effects can be achieved: is convenient for the matching use of the movable splint and the fixed splint.

Preferably, the mounting hole is cylindrical structure, the quantity of mounting hole is a plurality of groups, and the mounting hole is the symmetry and arranges, be swing joint between fixing bolt and the mounting hole, fixing bolt's quantity is two sets of, and fixing bolt is the symmetry and arranges.

By adopting the technical scheme, the following technical effects can be achieved: the installation and the use of the fixing bolt are convenient.

Preferably, be fixed connection between fixed pulley and the fixed mobile jib, insulating hawser has been passed to the upper end of fixed pulley, and is swing joint between insulating hawser and the fixed pulley, the insulator carries out fixed connection through insulating hawser, the lower extreme of insulating hawser is provided with the tractor, and is fixed connection between the tail end of insulating hawser and the tractor.

By adopting the technical scheme, the following technical effects can be achieved: the insulating cable rope and the tractor can be conveniently matched for use.

Compared with the prior art, the utility model has the following beneficial effects:

1. the device for equipotential replacement of the insulator of the iron tower of the power transmission line is suitable for connecting and mounting between iron tower connecting rods with different widths and fixing the upper ends of iron towers with different thicknesses by arranging the extension rod I and the fixed auxiliary rod, expands the use scene of the fixed main rod and improves the practicability of the device for equipotential replacement of the insulator of the iron tower of the power transmission line;

2. a device for equipotential change transmission line iron tower insulator is through being provided with fixed pulley, insulating hawser and tractor, is convenient for carry out the lifting and install large-scale iron tower insulator, and can keep the stability in lifting and the installation, has been convenient for the use of the device that is used for equipotential change transmission line iron tower insulator.

Drawings

Fig. 1 is a schematic overall structure diagram of the device for equipotential replacement of an insulator of an iron tower of a power transmission line according to the present invention;

fig. 2 is a schematic structural diagram of a fixed main rod and a fixed auxiliary rod of the device for equipotential replacement of an insulator of an iron tower of a power transmission line according to the present invention;

FIG. 3 is a cross-sectional view of a fixed main rod and a fixed auxiliary rod of the device for equipotential replacement of an insulator of an iron tower of a power transmission line according to the present invention;

fig. 4 is a side view of the device for equipotential replacement of an insulator of an iron tower of a power transmission line according to the present invention.

In the figure: 1. fixing the main rod; 2. an insulator; 3. a first extension groove; 4. an extension rod I; 5. fixing the auxiliary rod; 6. a second extending groove; 7. an extension rod II; 8. a movable splint; 9. fixing the clamping plate; 10. mounting holes; 11. fixing the bolt; 12. a fixed pulley; 13. an insulated cable; 14. a tractor.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

The first embodiment is as follows:

as shown in fig. 1, a device for equipotential replacement transmission line iron tower insulator, including fixed mobile jib 1 and insulator 2, one side inside of fixed mobile jib 1 is provided with extension groove one 3, the inside of extension groove one 3 is provided with extension rod one 4, one side of extension rod one 4 is provided with fixed auxiliary rod 5, fixed mobile jib 1 all is provided with extension groove two 6 with the inside of fixed auxiliary rod 5, the inside of extension groove two 6 is provided with extension rod two 7, one side of extension rod two 7 is provided with movable clamp plate 8, fixed mobile jib 1 all is provided with solid fixed splint 9 with the lower extreme of fixed auxiliary rod 5, the upper end of solid fixed splint 9 has all run through mounting hole 10 in movable splint 8, the internally mounted of mounting hole 10 has fixing bolt 11, the lower extreme of fixed mobile jib 1 is provided with fixed pulley 12.

Example two:

on the basis of the first embodiment, as shown in fig. 2-3, the first extension groove 3 is of a T-shaped structure, the first extension rod 4 is movably connected with the first extension groove 3, the first extension rod 4 is of a T-shaped rod-shaped structure, the first fixed auxiliary rod 5 is fixedly connected with the first extension rod 4, the second fixed auxiliary rod 5 is of a rectangular structure, the second extension grooves 6 are of a T-shaped structure, the two extension grooves 6 are symmetrically arranged, the second extension rods 7 are movably connected with the second extension grooves 6, the second extension rods 7 are of a T-shaped rod-shaped structure, the number of the second extension rods 7 is equal to that of the second extension grooves 6, the movable clamping plates 8 are fixedly connected with the second extension rods 7, the movable clamping plates 8 are of a rectangular plate-shaped structure, the number of the movable clamping plates 8 is two, the movable clamping plates 8 are symmetrically arranged, the fixed clamping plates 9 are fixedly connected with the fixed main rod 1 and the fixed auxiliary rod 5, and the fixed splint 9 is the rectangular plate-shaped structure, and the quantity of fixed splint 9 equals with the quantity of activity splint 8, and mounting hole 10 is cylindrical structure, and the quantity of mounting hole 10 is a plurality of groups, and mounting hole 10 is the symmetry and arranges, is swing joint between fixing bolt 11 and the mounting hole 10, and the quantity of fixing bolt 11 is two sets of, and fixing bolt 11 is the symmetry and arranges.

When a user installs and fixes the fixed main rod 1 and the fixed auxiliary rod 5 at the upper end of the iron tower, the width between the fixed main rod 1 and the fixed auxiliary rod 5 is adjusted by moving the extension rod one 4 in the extension groove one 3 according to the width between the connecting rods at two sides of the iron tower, after the width adjustment at two sides is completed, the fixed main rod 1 and the fixed auxiliary rod 5 are fixed at the upper ends of the connecting rods at two sides of the iron tower through the fixed clamping plate 9 and the movable clamping plate 8 at the lower end, when the thickness of the connecting rods of the iron tower is overlarge, the extension rod two 7 in the extension groove two 6 can also be adjusted, so as to change the distance between the fixed clamping plate 9 and the movable clamping plate 8, after the connecting rods of the iron tower are clamped by the fixed clamping plate 9 and the movable clamping plate 8, the fixed bolts 11 in the mounting holes 10 at two sides can be installed, the stable fixation of the fixed main rod 1 and the fixed auxiliary rod 5 at the upper end of the connecting rods of the iron tower is completed, namely, the fixed main rod 1 and the fixed auxiliary rod 5 are suitable for being connected and installed between the connecting rods of the iron towers with different widths, the device is also suitable for fixing the upper ends of the iron towers with different thicknesses, the use scene of the fixing device is expanded, and the practicability of the device for equipotential replacement of the insulator of the iron tower of the power transmission line is improved.

Example three:

on the basis of the first embodiment and the second embodiment, as shown in fig. 4, the fixed pulley 12 is fixedly connected with the fixed main rod 1, the upper end of the fixed pulley 12 is penetrated by the insulated cable 13, the insulated cable 13 is movably connected with the fixed pulley 12, the insulator 2 is fixedly connected with the insulated cable 13, the lower end of the insulated cable 13 is provided with the tractor 14, and the tail end of the insulated cable 13 is fixedly connected with the tractor 14.

After fixed mobile jib 1 and fixed auxiliary pole 5 are accomplished in the installation of iron tower upper end, will twine insulating cable 13 in tractor 14 upper end and pass fixed mobile jib 1 lower extreme fixed pulley 12, and will treat the insulator 2 of installation and fix the upper end at the insulating cable 13 who passes fixed pulley 12 upper end, start tractor 14, and can be at the in-process of tractor 14 winding insulating cable 13, drive the fixed insulator 2 in insulating cable 13 upper end and carry out the lifting, behind insulator 2 lifting to fixed mobile jib 1 and the lower extreme of fixed auxiliary pole 5, alright change damaged insulator 2, be convenient for carry out the lifting and install large-scale iron tower insulator 2, and can keep the stability in lifting and the installation, be convenient for the use of the device that is used for equipotential to change iron tower insulator.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A device for equipotential changes transmission line iron tower insulator, including fixed mobile jib (1) and insulator (2), its characterized in that: an extension groove I (3) is arranged in one side of the fixed main rod (1), an extension rod I (4) is arranged in the extension groove I (3), a fixed auxiliary rod (5) is arranged on one side of the first extension rod (4), extension grooves II (6) are arranged in the fixed main rod (1) and the fixed auxiliary rod (5), an extension rod II (7) is arranged in the extension groove II (6), a movable clamping plate (8) is arranged on one side of the extension rod II (7), the lower ends of the fixed main rod (1) and the fixed auxiliary rod (5) are respectively provided with a fixed clamping plate (9), mounting holes (10) are respectively penetrated through the upper ends of the movable clamping plate (8) and the fixed clamping plate (9), the mounting structure is characterized in that a fixing bolt (11) is mounted inside the mounting hole (10), and a fixed pulley (12) is arranged at the lower end of the fixed main rod (1).

2. The device for equipotential replacement of insulator of iron tower of electric transmission line according to claim 1, characterized in that: the extension groove I (3) is of a T-shaped structure, the extension rod I (4) and the extension groove I (3) are movably connected, the extension rod I (4) is of a T-shaped rod-shaped structure, the fixed auxiliary rod (5) and the extension rod I (4) are fixedly connected, and the fixed auxiliary rod (5) is of a rectangular structure.

3. The device for equipotential replacement of insulator of iron tower of electric transmission line according to claim 1, characterized in that: the extension bar is characterized in that the extension bar II (6) is of a T-shaped structure, the number of the extension bar II (6) is two, the extension bar II (6) is symmetrically arranged, the extension bar II (7) is movably connected with the extension bar II (6), the extension bar II (7) is of a T-shaped rod-shaped structure, and the number of the extension bar II (7) is equal to that of the extension bar II (6).

4. The device for equipotential replacement of insulator of iron tower of electric transmission line according to claim 1, characterized in that: be fixed connection between activity splint (8) and the extension rod two (7), and activity splint (8) are rectangle platelike structure, the quantity of activity splint (8) is two sets of, and activity splint (8) are the symmetry and arrange, be fixed connection between fixed splint (9) and fixed mobile jib (1), fixed auxiliary rod (5), and fixed splint (9) are rectangle platelike structure, the quantity of fixed splint (9) equals with the quantity of activity splint (8).

5. The device for equipotential replacement of insulator of iron tower of electric transmission line according to claim 1, characterized in that: mounting hole (10) are cylindrical structure, the quantity of mounting hole (10) is a plurality of groups, and mounting hole (10) are the symmetry and arrange, be swing joint between fixing bolt (11) and mounting hole (10), the quantity of fixing bolt (11) is two sets of, and fixing bolt (11) are the symmetry and arrange.

6. The device for equipotential replacement of insulator of iron tower of electric transmission line according to claim 1, characterized in that: be fixed connection between fixed pulley (12) and fixed mobile jib (1), insulating hawser (13) have been passed to the upper end of fixed pulley (12), and be swing joint between insulating hawser (13) and fixed pulley (12), insulator (2) carry out fixed connection through insulating hawser (13), the lower extreme of insulating hawser (13) is provided with tractor (14), and is fixed connection between the tail end of insulating hawser (13) and tractor (14).