CN220155296U

CN220155296U - Composite hollow insulator

Info

Publication number: CN220155296U
Application number: CN202321593924.8U
Authority: CN
Inventors: 廖振宇
Original assignee: Kuvog Xiamen Electric Technology Co ltd
Current assignee: Kuvog Xiamen Electric Technology Co ltd
Priority date: 2023-06-21
Filing date: 2023-06-21
Publication date: 2023-12-08
Anticipated expiration: 2033-06-21

Abstract

The utility model discloses a composite hollow insulator, which relates to the technical field of insulators and improves the problem that when the existing hollow insulator is used, external water vapor can enter the hollow insulator through a gap, the water vapor can gradually gather in the hollow insulator and can corrode the inner wall when being attached to the inner wall of the insulator. The utility model can effectively adsorb water vapor through the adsorption column, prevent the water vapor from accumulating, and can take down the cylinder cover under the cooperation of the screw thread layer, thereby being convenient for replacing the adsorption column; the lantern ring is sleeved on the connecting column, the lantern ring is rotated to adjust the position, then the cable is placed into the clamping hole, and then the fastening bolt is screwed again, so that the cable is positioned.

Description

Composite hollow insulator

Technical Field

The utility model relates to the field of insulators, in particular to a composite hollow insulator.

Background

The insulator is used for wire and cable connection. A device capable of withstanding voltage and mechanical stress, mounted between conductors of different potential or between a conductor and a grounded member. Insulators are various in variety and shape. The insulator is a special insulation control and can play an important role in overhead transmission lines.

The utility model discloses a hollow composite insulator (CN 212062036U), which comprises an insulating cylinder, wherein a plurality of ribs are arranged on the inner wall of the insulating cylinder. Because the inner wall of the insulating cylinder is provided with the plurality of ribs, the integral strength of the insulating cylinder is enhanced, and compared with the direct thickness increase of the insulating cylinder in the prior art, the utility model adopts the mode of adding the ribs to replace the mode of directly increasing the wall thickness, and reduces the weight and the cost of the composite hollow insulator on the premise of solving the problem that the composite hollow insulator is applied to occasions with high mechanical strength requirements.

In the process of realizing the utility model, the inventor finds that at least the following problems exist in the technology, when the existing hollow insulator is used, external water vapor can enter the hollow insulator through a gap, the water vapor can gradually gather in the hollow insulator, and the water vapor is attached to the inner wall of the insulator to cause corrosion to the inner wall, so that the composite hollow insulator is now proposed.

Disclosure of Invention

In order to solve the problems that when the existing hollow insulator is used, external water vapor can enter the hollow insulator through a gap, the water vapor can gradually gather in the hollow insulator and is attached to the inner wall of the insulator to cause corrosion to the inner wall, the utility model provides the composite hollow insulator.

The utility model provides a composite hollow insulator, which adopts the following technical scheme:

the composite hollow insulator comprises an insulating sleeve, wherein an insulating core column is arranged in the insulating sleeve, a cavity is formed in the insulating core column, an adsorption column is arranged in the cavity, one end of the adsorption column is connected with an insulating mounting block, the other end of the insulating mounting block is fixedly provided with a cylinder cover, the top end of the cylinder cover is connected with a lower end head, a screw thread layer is arranged at the joint of the cylinder cover and the insulating core column, and the other end of the insulating core column is connected with an upper end head.

Through adopting above-mentioned technical scheme, go up the end and can make things convenient for the connection of insulator with lower end, cylindrical insulating sleeve can avoid the insulator area to tired sleet simultaneously, has alleviateed the pressure of insulator.

Optionally, the insulating stem is closely attached to the insulating sleeve, and the adsorption column is arranged at the center of the cavity.

Through adopting above-mentioned technical scheme, zonulae occludens between insulating stem and the insulating sleeve avoids external dust accumulation to influence life in gap department, and cavity central point puts and sets up the adsorption column and can effectively adsorb steam, makes the inside dryness that keeps of cavity.

Optionally, the cover is threaded with the insulating stem through the screw layer, and cover and insulating sleeve size phase-match.

Through adopting above-mentioned technical scheme, rotatory cover can take off the cover under the cooperation of screw layer, is convenient for change the adsorption column.

Optionally, insulating sleeve one end is fixed with the spliced pole, and the spacing dish is installed to the spliced pole other end, the spliced pole surface cover is equipped with the lantern ring, and lantern ring external surface is fixed with the side piece, cable clamping is installed to side piece one end, and is equipped with the card hole on the cable clamping, the cable clamping other end is fixed with the short piece, and is equipped with fastening bolt on the short piece.

Through adopting above-mentioned technical scheme, lantern ring external surface is fixed with two sets of side pieces, and the side piece can provide stable mounted position for the cable clamping.

Optionally, the lantern ring can rotate at the spliced pole surface, and spacing dish and spliced pole mutually perpendicular.

Through adopting above-mentioned technical scheme, the lantern ring cup joints on the spliced pole, and the staff can prevent that the lantern ring from droing through rotating the lantern ring adjustment position, the spacing dish that sets up simultaneously.

Optionally, the cable clamp is provided with two sets of, and fastening bolt runs through inside the short piece.

Through adopting above-mentioned technical scheme, with fastening bolt follow inside unscrewing of short piece for cable clamping separates mutually, later put into the card downthehole portion with the cable, then screw fastening bolt once more, has accomplished the location of cable this moment.

In summary, the utility model has the following beneficial effects:

1. according to the utility model, the insulating core column is tightly connected with the insulating sleeve, so that the influence of the accumulation of external dust on the service life of the gap is avoided, the adsorption column is arranged in the center of the cavity to effectively adsorb water vapor, the inside of the cavity is kept dry, the cylinder cover is rotated, the cylinder cover can be taken down under the cooperation of the threaded layer, and the adsorption column is convenient to replace;

2. according to the utility model, the sleeve ring is sleeved on the connecting column, a worker can adjust the position by rotating the sleeve ring, meanwhile, the sleeve ring can be prevented from falling off by the limiting disc, the fastening bolt is screwed out from the inside of the short block, so that the cable clamp is separated, then the cable is placed into the clamping hole, and then the fastening bolt is screwed again, so that the positioning of the cable is completed.

Drawings

Fig. 1 is a schematic elevational view of the present utility model.

Fig. 2 is a schematic view of the internal structure of the present utility model.

FIG. 3 is a schematic view of the structure of the cylinder cover of the utility model.

Reference numerals illustrate:

1. an insulating sleeve; 2. a cylinder cover; 3. a lower end; 4. an insulating mounting block; 5. an insulating stem; 6. a cavity; 7. an adsorption column; 8. an upper end; 9. a collar; 10. a limiting disc; 11. a connecting column; 12. a side block; 13. a cable clamp; 14. a clamping hole; 15. short blocks; 16. a fastening bolt; 17. a thread layer.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

Referring to fig. 1-3, the composite hollow insulator comprises an insulating sleeve 1, an insulating core column 5 is installed in the insulating sleeve 1, a cavity 6 is formed in the insulating core column 5, an adsorption column 7 is arranged in the cavity 6, the insulating core column 5 is tightly attached to the insulating sleeve 1, the adsorption column 7 is arranged in the center of the cavity 6, the adsorption column 7 is made of absorbent cotton with good water absorption performance, and when external water vapor enters the hollow insulator through a gap, the adsorption column 7 adsorbs the water vapor to prevent the water vapor from accumulating and gathering in the hollow insulator; the adsorption column 7 one end is connected with insulating installation piece 4, and insulating installation piece 4 other end is fixed with cover 2, cover 2 top is connected with lower end 3, and cover 2 is equipped with screw layer 17 with insulating stem 5 junction, insulating stem 5 other end is connected with end 8, cover 2 is threaded connection through between screw layer 17 and the insulating stem 5, and cover 2 and insulating sleeve 1 size assorted, through rotatory cover 2, cover 2 is rotatory taking off under the cooperation of screw layer 17, thereby can change adsorption column 7.

Referring to fig. 1 and 2, a connecting column 11 is fixed at one end of an insulating sleeve 1, a limiting disc 10 is mounted at the other end of the connecting column 11, a lantern ring 9 is sleeved on the outer surface of the connecting column 11, a side block 12 is fixed on the outer surface of the lantern ring 9, the lantern ring 9 can rotate on the outer surface of the connecting column 11, the limiting disc 10 is perpendicular to the connecting column 11, the lantern ring 9 is sleeved on the connecting column 11, a worker can adjust the position by rotating the lantern ring 9, and meanwhile, the set limiting disc 10 can prevent the lantern ring 9 from falling off; the cable clamping 13 is installed to side piece 12 one end, and be equipped with card hole 14 on the cable clamping 13, the cable clamping 13 other end is fixed with short piece 15, and be equipped with fastening bolt 16 on the short piece 15, cable clamping 13 is provided with two sets of, and fastening bolt 16 runs through inside the short piece 15, if there is the cable around the insulator, can follow the inside unscrewing of short piece 15 with fastening bolt 16 for cable clamping 13 phase separation, later put into card hole 14 inside with the cable, then screw fastening bolt 16 again, the location of cable has been accomplished this moment.

The implementation principle of the utility model is as follows: firstly, when the cable fixing device is used, an insulator is arranged on a circuit through an upper end head 8 and a lower end head 3 at two ends of an insulating sleeve 1, if cables are distributed around the insulator, workers can rotate a lantern ring 9 on a connecting column 11 to enable a cable clamp 13 on a side block 12 to be positioned on the same horizontal plane with the cables, then a fastening bolt 16 is screwed out from the inside of a short block 15 to enable the cable clamp 13 to be separated, then the cables are placed into a clamping hole 14, then the fastening bolt 16 is screwed again, positioning of the cables is completed at the moment, and a limiting disc 10 at one end of the connecting column 11 can block the lantern ring 9 to prevent the cables from falling off when the lantern ring 9 is rotated; in the long-term use of insulator, air temperature's change, or the outside steam that produces can get into insulator inside corrosion insulation stem 5 gradually, the inside adsorption column 7 of cavity 6 will in time adsorb steam this moment, and the insulating installation piece 4 of adsorption column 7 one end can prevent that adsorption column 7 from absorbing water is more to take place electrically conductive, when the staff overhauls, can take off through rotatory cover 2, and cover 2 is rotatory under the cooperation of screw layer 17 to can change adsorption column 7.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. Composite hollow insulator, including insulating sleeve (1), its characterized in that: insulating sleeve (1) internally mounted has insulating stem (5), cavity (6) have been seted up to insulating stem (5) inside, and cavity (6) inside is equipped with adsorption column (7), adsorption column (7) one end is connected with insulating installation piece (4), and insulating installation piece (4) other end is fixed with cover (2), cover (2) top is connected with lower end (3), and cover (2) are equipped with spiral shell layer (17) with insulating stem (5) junction, insulating stem (5) other end is connected with end (8).

2. The composite hollow insulator of claim 1, wherein: the insulating core column (5) is tightly attached to the insulating sleeve (1), and the adsorption column (7) is arranged at the center of the cavity (6).

3. The composite hollow insulator of claim 1, wherein: the cylinder cover (2) is in threaded connection with the insulating core column (5) through the threaded layer (17), and the cylinder cover (2) is matched with the insulating sleeve (1) in size.

4. The composite hollow insulator of claim 1, wherein: the cable clamp is characterized in that a connecting column (11) is fixed at one end of the insulating sleeve (1), a limiting disc (10) is arranged at the other end of the connecting column (11), a sleeve ring (9) is sleeved on the outer surface of the connecting column (11), a side block (12) is fixed on the outer surface of the sleeve ring (9), a cable clamp (13) is arranged at one end of the side block (12), a clamping hole (14) is formed in the cable clamp (13), a short block (15) is fixed at the other end of the cable clamp (13), and a fastening bolt (16) is arranged on the short block (15).

5. The composite hollow insulator of claim 4, wherein: the lantern ring (9) can rotate on the outer surface of the connecting column (11), and the limiting disc (10) is perpendicular to the connecting column (11).

6. The composite hollow insulator of claim 4, wherein: the cable clamp (13) is provided with two groups, and the fastening bolt (16) penetrates through the inside of the short block (15).