CN210378617U

CN210378617U - Assembled insulator

Info

Publication number: CN210378617U
Application number: CN201921759120.4U
Authority: CN
Inventors: 柳钟昌; 余存勇; 胡燕红
Original assignee: Pingxiang Haoyang Electric Porcelain Manufacturing Co ltd
Current assignee: Pingxiang Haoyang Electric Porcelain Manufacturing Co ltd
Priority date: 2019-10-18
Filing date: 2019-10-18
Publication date: 2020-04-21
Anticipated expiration: 2029-10-18

Abstract

An assembled insulator comprises a core rod, an insulator and a plurality of first seal sleeves; two ends of the core rod are respectively provided with a second connecting column, and the end surface of the core rod is provided with a plurality of limiting plates; two ends of the insulator are respectively connected with the third connecting column, and two umbrella skirts are arranged on the third connecting column; the two third connecting columns, the insulator and the two umbrella skirts form an insulator unit; the insulator is sleeved outside the mandrel and matched with the plurality of limiting plates; a plurality of sealing blocks in the first sealing sleeves divide the first sealing sleeves into two sealing bins matched with the two third connecting columns respectively; a plurality of second sliding chutes matched with the limiting plates are arranged on the inner wall of the sealed bin; the first seal sleeves are sleeved on the outer side of the core rod and are positioned between the two adjacent sets of insulator units; the first connecting column is vertically arranged on the mounting plate, and a threaded hole formed in the first connecting column is in threaded connection with the second connecting column; the first connecting column compresses tightly the third connecting column. The utility model discloses make things convenient for the dismouting and can effectually avoid the dust impurity in the environment to pile up in the insulator.

Description

Assembled insulator

Technical Field

The utility model relates to an insulator technical field especially relates to an assembled insulator.

Background

In the process of power transmission, the power transmission line needs to be overhead, and in the process of overhead power transmission, the insulator needs to be applied and can be used as an insulation control part, so that the electric power breakdown between the power transmission line and a power transmission frame can be prevented in the overhead power transmission line, and the safety of the power transmission line can be ensured. The existing insulators are mostly used after being connected in series, when the insulators after being connected in series need to be disassembled due to the need of maintenance and the like, the fastening pieces need to be loosened and the fastening glue layers need to be removed when the insulators after being connected in series are disassembled, and the time and labor are greatly prolonged in the glue removing process; in addition, in the using process of the insulator, dust and impurities are easily accumulated due to environmental factors, so that the performance of the insulator is influenced; to this end, an assembled insulator is proposed in the present application.

SUMMERY OF THE UTILITY MODEL

Objects of the invention

For solving the technical problem who exists among the background art, the utility model provides an assembled insulator, the utility model provides an insulator makes things convenient for the dismouting, and can effectually avoid the dust impurity in the environment to pile up in order to guarantee its performance in the insulator.

(II) technical scheme

The utility model provides an assembled insulator, which comprises a core rod, an insulator, a plurality of first seal sleeves, a first connecting column, a mounting plate, two second connecting columns, a plurality of limiting plates, two third connecting columns and a sealing block;

the two second connecting columns are respectively and vertically arranged at two ends of the core rod; the plurality of limiting plates are arranged on the mandrel along the length direction of the mandrel, and are uniformly distributed in a circumference by taking the central point of the mandrel as the center of a circle;

the two third connecting columns are respectively and vertically arranged at two ends of the insulator; the two third connecting columns and the insulator are of an integrated structure; the insulator is of a cylindrical structure, and two umbrella skirts are arranged on the insulator side by side; the two third connecting columns, the insulator and the two umbrella skirts form an insulator unit; the insulator unit is provided with a through hole extending inwards from the end face of the third connecting column along the central axis of the insulator; a plurality of first sliding grooves are uniformly formed in the inner wall of the through hole along the length direction of the insulator;

when the plurality of groups of insulator units are installed, the core rod sequentially penetrates through the through holes in the plurality of groups of insulator units, and the plurality of limiting plates are respectively inserted into the plurality of first sliding chutes in a one-to-one sliding fit manner;

a plurality of sealing blocks are respectively arranged in the first sealing sleeves; the first sealing sleeve and the sealing block are of an integrated structure; the sealing blocks are respectively provided with two sealing bins in the first sealing sleeves, and the sealing blocks are respectively provided with a plurality of first through holes for the core rod to pass through; a plurality of second sliding chutes matched with the limiting plates are respectively arranged on the inner walls of the plurality of sealed bins; the first sealing sleeves are sleeved on the outer side of the core rod and are positioned between the two adjacent sets of insulator units; the third connecting column at one end of one group of insulator units is matched with and extends into the sealed bin at one end of one group of first seal sleeves and compresses the sealing block, and the third connecting column at one end of the other group of insulator units is matched with and extends into the sealed bin at the other end of one group of first seal sleeves and compresses the sealing block; the inner diameter value of the sealed cabin is smaller than the outer diameter value of the third connecting column;

the first connecting columns are vertically arranged on the mounting plate one by one, and vertical threaded holes are formed in the first connecting columns in a manner of extending inwards along the central axis of the first connecting columns; wherein, the second connecting columns are screwed into the threaded holes one by one respectively; the end surfaces of the first connecting columns facing the third connecting columns are pressed tightly one by one.

Preferably, the mounting plate is uniformly provided with mounting holes.

Preferably, a tightening piece is included; wherein, the mounting plate is provided with a countersunk hole; a positioning blind hole is formed in the end face, far away from the core rod, of the second connecting column;

the tightening piece is screwed into the countersunk hole and the positioning blind hole in sequence.

Preferably, the outer peripheral surface of the insulator between two umbrella skirts on the same insulator is provided with an arc-shaped groove.

Preferably, the outer peripheral surfaces of the insulator and the umbrella skirt are provided with dustproof coatings.

Preferably, the diameter of the first connecting column is greater than the diameter of the third connecting column.

Preferably, the length value of the third connecting column is larger than the depth value of the cabin body of the sealed cabin.

Preferably, a second sealing sleeve is included; a second through hole is formed in the second sealing sleeve, and a vertical third sliding groove is formed in the inner wall of the second sealing sleeve along the height direction of the second sealing sleeve;

the second seal sleeves are respectively sleeved on the end faces, far away from the insulator, of the third connecting columns one by one, the inner diameters of the second seal sleeves are smaller than the outer diameters of the third connecting columns, when the second seal sleeves are installed, the second connecting columns penetrate through the second through holes, and the second seal sleeves are respectively compressed between the first connecting columns and the third connecting columns one by one.

Preferably, the outer diameter of the second connecting column is larger than the diameter of the second through hole.

The above technical scheme of the utility model has following profitable technological effect:

in the utility model, when in use, the core rod, the insulator unit, the first sealing sleeve, the first connecting post and the mounting plate are installed; the first connecting column and the second connecting column are installed in a matched mode at one end of the core rod, the core rod penetrates through a through hole formed in the insulator assembly, the plurality of limiting plates are respectively matched with first sliding grooves formed in the inner wall of the through hole one by one, and then the core rod penetrates through a first through hole formed in a sealing block in the first sealing sleeve; at the moment, the seal cabin at one end of the first seal sleeve is inserted into the third connecting column on the insulator component on the impurity core rod in a matching way; sleeving the next group of insulator assemblies on the core rod, and inserting a third connecting column at one end of the next group of insulator assemblies into a sealed cabin at the other end of the first seal sleeve on the core rod in a matched manner; after the insulator assembly is installed, the second connecting columns at two ends of the core rod are respectively matched and connected with the first connecting columns so as to clamp the insulator assembly and the first sealing sleeve on the core rod; the number of the insulation subassemblies is one more than that of the first sealing sleeves, impurities in the environment can be effectively prevented from entering through holes of the insulator assemblies through the arranged first sealing sleeves, and the adjacent insulation subassemblies are isolated through the arranged first sealing sleeves;

the utility model provides an insulator conveniently carries out the dismouting, and can effectually avoid the dust impurity in the environment etc. to get into inside the insulator, avoid impurity such as dust to influence the performance of insulator.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of assembled insulator.

Fig. 2 is a schematic view of a three-dimensional structure of a core rod in an assembled insulator according to the present invention.

Fig. 3 is the utility model provides a three-dimensional structure schematic diagram of insulator in assembled insulator.

Fig. 4 is a top view of an insulator unit in an assembled insulator provided by the utility model.

Fig. 5 is a schematic view of a three-dimensional structure of a first sealing sleeve in an assembled insulator.

Fig. 6 is the utility model provides a structural schematic diagram of first seal cover in assembled insulator.

Fig. 7 is the utility model provides a structural schematic diagram of second seal cover in assembled insulator.

Reference numerals: 1. a core rod; 2. an insulator; 3. an umbrella skirt; 4. a first seal cartridge; 5. sealing the bin; 6. a second seal cartridge; 7. a first connecting column; 8. mounting a plate; 9. a tightening piece; 10. a countersunk hole; 11. mounting holes; 12. a second connecting column; 13. positioning the blind hole; 14. a limiting plate; 15. a third connecting column; 16. an arc-shaped groove; 17. a through hole; 18. a third chute; 19. a second through hole; 20. a second chute; 21. a first through hole; 22. and (6) sealing the block.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in detail with reference to the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

As shown in fig. 1-7, the present invention provides an assembled insulator, which includes a core rod 1, an insulator 2, a plurality of first sealing sleeves 4, a first connecting column 7, a mounting plate 8, two second connecting columns 12, a plurality of limiting plates 14, two third connecting columns 15, and a sealing block 22;

the two second connecting columns 12 are respectively and vertically arranged at the two ends of the core rod 1; the plurality of limiting plates 14 are arranged on the mandrel 1 along the length direction of the mandrel 1, and the plurality of limiting plates 14 are uniformly distributed in a circumference manner by taking the center point of the mandrel 1 as the center of a circle;

further, the two second connecting columns 12 and the core rod 1 are of an integrated structure;

the two third connecting columns 15 are respectively and vertically arranged at two ends of the insulator 2; the two third connecting columns 15 and the insulator 2 are of an integral structure; the insulator 2 is of a cylindrical structure, and two umbrella skirts 3 are arranged on the insulator 2 side by side;

the two third connecting columns 15, the insulator 2 and the two umbrella skirts 3 form an insulator unit; the insulator unit is provided with a through hole 17 extending inwards from the end face of the third connecting column 15 along the central axis of the insulator 2; a plurality of first sliding grooves are uniformly formed in the inner wall of the through hole 17 along the length direction of the insulator 2; when a plurality of groups of insulator units are installed, the core rod 1 sequentially penetrates through the through holes 17 on the plurality of groups of insulator units, and the plurality of limiting plates 14 are respectively inserted into the plurality of first sliding chutes in a one-to-one sliding fit manner;

a plurality of sealing blocks 22 are respectively arranged in the plurality of first sealing sleeves 4; the first sealing sleeve 4 and the sealing block 22 are of an integral structure; the first seal sleeves 4 are arranged corresponding to the seal blocks 22 one by one; the first sealing sleeve 4 and the sealing block 22 are made of elastic rubber materials;

the sealing blocks 22 are used for respectively arranging two sealing bins 5 in the first sealing sleeves 4, and the sealing blocks 22 are respectively provided with a plurality of first through holes 21 for the core rod 1 to pass through; a plurality of second chutes 20 used for being matched with the plurality of limiting plates 14 are respectively arranged on the inner walls of the plurality of sealed bins 5; the first sealing sleeves 4 are sleeved on the outer side of the core rod 1 and are positioned between the two adjacent sets of insulator units; the third connecting column 15 at one end of one group of insulator units is matched and extended into the sealed cabin 5 at one end of one group of first sealed sleeves 4 and compresses the sealed block 22, and the third connecting column 15 at one end of the other group of insulator units is matched and extended into the sealed cabin 5 at the other end of one group of first sealed sleeves 4 and compresses the sealed block 22; the inner diameter value of the sealed cabin 5 is smaller than the outer diameter value of the third connecting column 15 so as to ensure that the first sealing sleeve 4 is sleeved outside the third connecting column 15 in an interference manner;

the first connecting columns 7 are vertically arranged on the mounting plate 8 one by one, and vertical threaded holes are formed in the first connecting columns 7 in a manner of extending inwards along the central axis of the first connecting columns; wherein, the second connecting columns 12 are respectively screwed into the threaded holes one by one; the end surfaces of the first connecting columns 7 facing the third connecting columns 15 tightly press the third connecting columns 15 one by one;

further, the first connecting column 7 and the mounting plate 8 are of an integrated structure.

In the utility model, when in use, the core rod 1, the insulator unit, the first sealing sleeve 4, the first connecting post 7 and the mounting plate 8 are installed; firstly, the first connecting column 7 and the second connecting column 12 are installed in a matched mode at one end of the core rod 1, the core rod 1 penetrates through a through hole 17 formed in an insulator component, a plurality of limiting plates 14 are respectively matched with first sliding grooves formed in the inner wall of the through hole 17 one by one, and then the core rod 1 penetrates through a first through hole formed in a sealing block 22 in a first sealing sleeve 4; at the moment, the seal cabin 5 at one end of the first seal sleeve 4 is inserted into the third connecting column 15 on the insulator component on the impurity core rod 1 in a matching way; sleeving the next group of insulator assemblies on the core rod 1, and inserting a third connecting column 15 at one end of the next group of insulator assemblies into a sealed cabin 5 at the other end of a first seal sleeve 4 on the core rod 1 in a matching manner; after the insulator assembly is installed, the second connecting columns 12 at two ends of the core rod 1 are respectively matched and connected with the first connecting columns 7, so that the insulator assembly on the core rod 1 and the first sealing sleeve 4 are clamped tightly; the number of the insulator assemblies is one more than that of the first sealing sleeves 4, impurities in the environment can be effectively prevented from entering through holes of the insulator assemblies through the arranged first sealing sleeves 4, and the adjacent insulator assemblies are isolated through the arranged first sealing sleeves 4.

In an alternative embodiment, the mounting plate 8 is uniformly provided with mounting holes 11.

In an alternative embodiment, a tightening piece 9 is included; wherein, the mounting plate 8 is provided with a counter bore 10; a positioning blind hole 13 is arranged on the end surface of the second connecting column 12 far away from the core rod 1;

the tightening piece 9 is screwed into the counter sink 10 and the positioning blind hole 13 in sequence; the first connecting column 7 and the second connecting column 12 are further fastened through the arranged fastening piece 9, and the structural firmness is improved.

In an alternative embodiment, the outer peripheral surface of the insulator 2 between two sheds 3 on the same insulator 2 is provided with an arc-shaped groove 16; the arc-shaped groove 16 gradually decreases in diameter from both ends thereof toward the center; the arc-shaped groove 16 can increase the contact area between the wire and the insulator 2, and can prevent the insulator 2 from scratching and damaging the wire.

In an alternative embodiment, the outer peripheral surfaces of the insulator 2 and the umbrella skirt 3 are provided with dustproof coatings; the dustproof coatings on the insulator 2 and the umbrella skirt 3 can effectively prevent the accumulation of impurity and dust.

In an alternative embodiment, the diameter of the first connecting stub 7 is larger than the diameter of the third connecting stub 15.

In an alternative embodiment, the length of the third connecting column 15 is greater than the depth of the sealed chamber 5.

In an alternative embodiment, a second sealing sleeve 6 is included; a second through hole 19 is formed in the second sealing sleeve 6, and a vertical third sliding groove 18 is formed in the inner wall of the second sealing sleeve 6 along the height direction of the second sealing sleeve;

the second sealing sleeves 6 are respectively sleeved on the end faces, far away from the insulator 2, of the third connecting columns 15 one by one, the inner diameters of the second sealing sleeves 6 are smaller than the outer diameters of the third connecting columns 15, when the second sealing sleeves 6 are installed, the second connecting columns 12 penetrate through the second through holes 19, and the second sealing sleeves 6 are respectively pressed between the first connecting columns 7 and the third connecting columns 15 one by one; the second sealing sleeve 6 is arranged to prevent dust and impurities from entering the through hole 17 of the insulator assembly from the gap between the third connecting column 15 and the first connecting column 7 at the two ends of the core rod 1.

In an alternative embodiment, the outer diameter of the second connecting post 12 is larger than the diameter of the second through hole 19.

It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.

Claims

1. An assembled insulator is characterized by comprising a core rod (1), an insulator (2), a plurality of first seal sleeves (4), first connecting columns (7), a mounting plate (8), two second connecting columns (12), a plurality of limiting plates (14), two third connecting columns (15) and a sealing block (22);

the two second connecting columns (12) are respectively and vertically arranged at two ends of the core rod (1); the plurality of limiting plates (14) are arranged on the mandrel (1) along the length direction of the mandrel (1), and the plurality of limiting plates (14) are uniformly distributed in a circumference manner by taking the central point of the mandrel (1) as the center of a circle;

the two third connecting columns (15) are respectively and vertically arranged at two ends of the insulator (2); the two third connecting columns (15) and the insulator (2) are of an integral structure; the insulator (2) is of a cylindrical structure, and two umbrella skirts (3) are arranged on the insulator (2) side by side; the two third connecting columns (15), the insulator (2) and the two umbrella skirts (3) form an insulator unit;

the insulator unit is provided with a through hole (17) extending inwards from the end face of the third connecting column (15) along the central axis of the insulator (2); a plurality of first sliding grooves are uniformly formed in the inner wall of the through hole (17) along the length direction of the insulator (2); when a plurality of groups of insulator units are installed, the core rod (1) sequentially penetrates through the through holes (17) on the plurality of groups of insulator units, and the plurality of limiting plates (14) are respectively inserted into the plurality of first sliding grooves in a one-to-one sliding fit manner;

a plurality of sealing blocks (22) are respectively arranged in the first sealing sleeves (4); the first sealing sleeve (4) and the sealing block (22) are of an integral structure; the sealing blocks (22) are used for respectively arranging two sealing bins (5) in the first sealing sleeves (4), and the sealing blocks (22) are respectively provided with a plurality of first through holes (21) for the core rod (1) to pass through; a plurality of second sliding chutes (20) which are matched with the plurality of limiting plates (14) are respectively arranged on the inner walls of the plurality of sealing bins (5); the first sealing sleeves (4) are sleeved on the outer side of the core rod (1) and are positioned between the two adjacent sets of insulator units; the third connecting column (15) at one end of one group of insulator units is matched and extended into the sealed bin (5) at one end of one group of first sealing sleeves (4) and compresses the sealing block (22), and the third connecting column (15) at one end of the other group of insulator units is matched and extended into the sealed bin (5) at the other end of one group of first sealing sleeves (4) and compresses the sealing block (22); the inner diameter value of the sealed bin (5) is smaller than the outer diameter value of the third connecting column (15);

the first connecting columns (7) are vertically arranged on the mounting plate (8) one by one, and vertical threaded holes are formed in the first connecting columns (7) in a manner of extending inwards along the central axis of the first connecting columns; wherein, the second connecting columns (12) are respectively screwed into the threaded holes one by one; the first connecting columns (7) press the third connecting columns (15) one by one towards the end surfaces of the third connecting columns (15).

2. An assembled insulator according to claim 1, characterised in that the mounting plate (8) is provided with mounting holes (11) uniformly.

3. An assembled insulator according to claim 1, characterised in that it comprises a tightening piece (9); wherein, the mounting plate (8) is provided with a counter bore (10); a positioning blind hole (13) is arranged on the end surface of the second connecting column (12) far away from the core rod (1);

the tightening piece (9) is screwed into the counter sink (10) and the positioning blind hole (13) in sequence.

4. An assembled insulator according to claim 1, characterised in that the insulator (2) between sheds (3) on the same insulator (2) is provided with an arcuate recess (16) in its peripheral surface.

5. A modular insulator according to claim 4, characterised in that the outer peripheral surfaces of the insulator (2) and the shed (3) are provided with a dust-proof coating.

6. A modular insulator according to claim 1, characterised in that the diameter of the first connecting post (7) is greater than the diameter of the third connecting post (15).

7. An assembled insulator according to claim 1, characterised in that the length of the third connecting column (15) is greater than the depth of the sealed chamber (5).

8. A modular insulator according to claim 1, characterised by comprising a second sealing sleeve (6); a second through hole (19) is formed in the second sealing sleeve (6), and a vertical third sliding groove (18) is formed in the inner wall of the second sealing sleeve (6) along the height direction of the second sealing sleeve;

the second sealing sleeves (6) are respectively sleeved on the end faces, far away from the insulator (2), of the third connecting columns (15) one by one, the inner diameters of the second sealing sleeves (6) are smaller than the outer diameters of the third connecting columns (15), when the second sealing sleeves (6) are installed, the second connecting columns (12) penetrate through the second through holes (19), and the second sealing sleeves (6) are respectively pressed between the first connecting columns (7) and the third connecting columns (15) one by one.

9. An assembled insulator according to claim 8, characterised in that the outer diameter of the second connecting post (12) is greater than the diameter of the second through hole (19).