CN210271934U

CN210271934U - Porcelain insulator structure

Info

Publication number: CN210271934U
Application number: CN201920862117.9U
Authority: CN
Inventors: 郑金; 张峰; 阳宽武
Original assignee: Jiangxi Jinzhichuan Electric Porcelain Electric Co Ltd
Current assignee: Jiangxi Jinzhichuan Electric Porcelain Electric Co Ltd
Priority date: 2019-06-10
Filing date: 2019-06-10
Publication date: 2020-04-07
Anticipated expiration: 2029-06-10

Abstract

The utility model discloses a porcelain insulator structure, including an insulator body and two fixed knot construct, fixed knot construct including the solid fixed ring of first solid fixed ring and second, the both ends of the solid fixed ring surface of first solid fixed ring and second are all fixed and are equipped with the fixed block, the activity is pegged graft on two fixed blocks of the solid fixed ring of first solid fixed ring and second and is had the bolt group, the fixed connecting rod that is equipped with in middle part of the solid fixed ring surface of second, the insulator body is located between two connecting rods, the insulator body includes threaded post, insulating protective layer, adhesion enhancement layer and ceramic-insulated layer. The utility model discloses the insulator body comprises screw thread post, insulating protective layer, adhesion enhancement layer and ceramic insulation layer, and the reuse multilayer is insulating to be protected, has good insulating effect to there is the polytetrafluoroethylene film at the surface coating of insulator body, can not gather more water on the surface of insulator body, has better protection effect to the cable of winding on the insulator body.

Description

Porcelain insulator structure

Technical Field

The utility model relates to an insulator specifically is a porcelain insulator structure.

Background

The insulator is a special insulating control and can play an important role in an overhead transmission line. Early-age insulators are mostly used for telegraph poles, and a plurality of disc-shaped insulators are hung at one end of a high-voltage wire connecting tower which is gradually developed, are used for increasing creepage distance and are usually made of glass or ceramics.

At present, the current porcelain insulator is mostly the direct one deck insulating ceramic material of surface coating at metal fixing spare, and such insulator is insulating relatively poor in effect, may leak electricity, has the potential safety hazard to the mounting structure of current insulator is mostly all comparatively complicated, is not convenient for install. Therefore, we improve the structure and propose a porcelain insulator structure.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a porcelain insulator structure, which comprises an insulator body and two fixing structures, wherein each fixing structure comprises a first fixing ring and a second fixing ring, fixed blocks are fixedly arranged at the two ends of the outer surfaces of the first fixing ring and the second fixing ring, bolt groups are movably inserted on the two fixed blocks at the same end of the first fixing ring and the second fixing ring, a connecting rod is fixedly arranged at the middle part of the outer surface of the second fixing ring, the insulator body is positioned between the two connecting rods, the insulator body comprises a threaded column, an insulating protective layer, an adhesion reinforcing layer and a ceramic insulating layer, the two ends of the threaded column respectively penetrate through the two connecting rods and are in threaded connection with a fixing nut, the insulating protective layer is fixedly wrapped on the outer surface of the threaded column, the adhesion reinforcing layer is fixedly wrapped on the outer surface of the insulating protective layer, the ceramic insulating layer is fixedly, and a plurality of winding grooves are formed in the outer surface of the ceramic insulating layer at equal intervals from top to bottom.

As an optimal technical scheme of the utility model, the internal surface of the solid fixed ring of first solid fixed ring and second is all fixed and is equipped with the slipmat, the slipmat adopts insulating rubber to make.

As an optimized technical scheme of the utility model, ceramic insulation layer's surface parcel has hydrophobic film, hydrophobic film adopts polytetrafluoroethylene to make.

As a preferred technical scheme of the utility model, the equal movable sleeve of surface at screw thread post both ends is equipped with insulating fixed station and insulating pad, insulating fixed station and insulating pad are located the top of connecting rod respectively, just insulating fixed station and insulating pad all are boss form and symmetry setting.

As an optimal technical scheme of the utility model, insulating fixed station adopts pottery to make, insulating pad adopts rubber to make.

As an optimal technical scheme of the utility model, insulating protective layer specifically is polyvinyl chloride, the adhesion enhancement layer specifically is epoxy, ceramic insulating layer is insulating ceramic.

The utility model has the advantages that: this kind of porcelain insulator structure, the insulator body is by the screw thread post, the insulating protective layer, adhesion enhancement layer and ceramic insulation layer constitute, the insulating protection of reuse multilayer, good insulating effect has, and there is the polytetrafluoroethylene film at the surface coating of insulator body, can not gather more water on the surface of insulator body, cable to the winding on the insulator body has better protecting effect, the cooperation that adopts first solid fixed ring and the solid fixed ring of second is convenient for fix the insulator body in addition, the structure is comparatively simple, high durability and convenient use, bring great facility for installation and dismantlement.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural diagram of a porcelain insulator structure of the present invention;

fig. 2 is a schematic view of a sectional structure of an insulator body of a porcelain insulator structure of the present invention;

fig. 3 is a schematic structural view of an insulating fixing table of a porcelain insulator structure of the present invention;

fig. 4 is the utility model relates to an insulator body top section structure sketch map of porcelain insulator structure.

In the figure: 1. an insulator body; 101. a threaded post; 102. an insulating protective layer; 103. an adhesion enhancing layer; 104. a ceramic insulating layer; 2. a first retaining ring; 3. a second retaining ring; 4. a fixed block; 5. a bolt group; 6. a connecting rod; 7. fixing a nut; 8. a winding slot; 9. a hydrophobic film; 10. an insulating fixing table; 11. an insulating pad.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Example (b): as shown in fig. 1, fig. 2, fig. 3 and fig. 4, the porcelain insulator structure of the present invention comprises an insulator body 1 and two fixing structures, each fixing structure comprises a first fixing ring 2 and a second fixing ring 3, the two ends of the outer surfaces of the first fixing ring 2 and the second fixing ring 3 are both fixedly provided with fixing blocks 4, bolt sets 5 are movably inserted on the two fixing blocks 4 at the same end of the first fixing ring 2 and the second fixing ring 3, the middle part of the outer surface of the second fixing ring 3 is fixedly provided with a connecting rod 6, the insulator body 1 is located between the two connecting rods 6, the insulator body 1 comprises a threaded post 101, an insulating protective layer 102, an adhesion reinforcing layer 103 and a ceramic insulating layer 104, the two ends of the threaded post 101 respectively penetrate through the two connecting rods 6 and are in threaded connection with fixing nuts 7, the insulating protective layer 102 is fixedly wrapped on the outer surface of the threaded post 101, the adhesion reinforcing layer, the ceramic insulating layer 104 is fixedly wrapped on the outer surface of the adhesion reinforcing layer 103, and a plurality of winding grooves 8 are formed in the outer surface of the ceramic insulating layer 104 at equal intervals from top to bottom.

Wherein, the solid fixed ring of the internal surface of first solid fixed ring 2 and the solid fixed ring of second 3 all fixes and is equipped with the slipmat, and the slipmat adopts insulating rubber to make, both can increase the frictional force between the solid fixed ring of first solid fixed ring 2 and the solid fixed ring of second 3 surplus wire poles like this, has the insulating effect that can play fine.

Wherein, ceramic insulation layer 104's surface parcel has hydrophobic film 9, and hydrophobic film 9 adopts polytetrafluoroethylene to make, and the film surface hydrophobicity and the corrosion resistance that polytetrafluoroethylene made are stronger, can guarantee that insulator body 1 has longer life, and the cable that can not gather more simultaneously has better protection effect to the winding above.

Wherein, the equal movable sleeve of surface at screw thread post 101 both ends is equipped with insulating fixed station 10 and insulating pad 11, and insulating fixed station 10 and insulating pad 11 are located the top of connecting rod 6 respectively, and insulating fixed station 10 and insulating pad 11 all are boss form and symmetry setting, can guarantee like this that 6 surplus insulator bodies of connecting rod have stronger insulating effect between 1, can effectually avoid connecting rod 6 electrified.

Wherein, insulating fixed station 10 adopts the pottery to make, and insulating pad 11 adopts rubber to make, and insulating fixed station 10 cover is after connecting rod 6 like this, can guarantee to keep a steady state after insulator body 1 is fixed, and insulating pad 11 has good insulating effect simultaneously.

The insulating protection layer 102 is specifically polyvinyl chloride, the adhesion enhancement layer 103 is specifically epoxy resin, the ceramic insulation layer 104 is insulating ceramic, the polyvinyl chloride has strong insulating performance, and meanwhile, the epoxy resin has strong adhesion, so that the ceramic insulation layer 104 can be guaranteed to have strong adhesion effect.

When the device works, the first fixing ring 2 and the second fixing ring 3 on one fixing structure are clamped at appropriate positions on two sides of a telegraph pole, the first fixing ring 2 and the second fixing ring 3 are tightened and fixed through the bolt group 5, then the top end of the threaded column 101 on the insulator body 1 is inserted into the connecting rod 6 from the bottom of the connecting rod 6, the insulating fixing platform 10 is inserted into the through hole of the connecting rod 6, the insulating pad 11 is sleeved on the top of the threaded column 101 and pressed, the insulating pad 11 enters the through hole of the connecting rod 6, then the threaded column 101 and the connecting rod 6 are connected and fixed through the fixing nut 7, the fixing structure at the bottom is well installed and fixed through repeating the operations, then a cable can be wound on the surface of the insulator body 1, and in the whole device, the insulator body 1 is formed by the threaded column 101, Insulating protective layer 102, adhesion enhancement layer 103 and ceramic insulation layer 104 constitute, the insulating protection of reuse multilayer, good insulating effect has, and there is the polytetrafluoroethylene film at the surface coating of insulator body 1, can not gather more water on the surface of insulator body 1, cable to winding on insulator body 1 has better protecting effect, the cooperation that adopts first solid fixed ring 2 and the solid fixed ring 3 of second is convenient for fix insulator body 1 in addition, the structure is comparatively simple, high durability and convenient use, bring great facility for installation and dismantlement.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A porcelain insulator structure comprises an insulator body (1) and two fixing structures, and is characterized in that the fixing structures comprise a first fixing ring (2) and a second fixing ring (3), the two ends of the outer surfaces of the first fixing ring (2) and the second fixing ring (3) are respectively fixedly provided with a fixing block (4), the two fixing blocks (4) at the same end of the first fixing ring (2) and the second fixing ring (3) are movably inserted with a bolt group (5), the middle part of the outer surface of the second fixing ring (3) is fixedly provided with a connecting rod (6), the insulator body (1) is positioned between the two connecting rods (6), the insulator body (1) comprises a threaded column (101), an insulating protective layer (102), an adhesion reinforcing layer (103) and a ceramic insulating layer (104), the two ends of the threaded column (101) respectively penetrate through the two connecting rods (6) and are in threaded connection with a fixing nut (7), the insulation protection layer (102) is fixedly wrapped on the outer surface of the threaded column (101), the adhesion reinforcing layer (103) is fixedly wrapped on the outer surface of the insulation protection layer (102), the ceramic insulation layer (104) is fixedly wrapped on the outer surface of the adhesion reinforcing layer (103), and a plurality of winding grooves (8) are formed in the outer surface of the ceramic insulation layer (104) at equal intervals from top to bottom.

2. The porcelain insulator structure according to claim 1, wherein anti-slip mats are fixedly arranged on the inner surfaces of the first fixing ring (2) and the second fixing ring (3), and are made of insulating rubber.

3. A porcelain insulator structure according to claim 1, wherein the outer surface of the ceramic insulating layer (104) is wrapped with a hydrophobic film (9), and the hydrophobic film (9) is made of polytetrafluoroethylene.

4. The porcelain insulator structure according to claim 1, wherein the outer surfaces of the two ends of the threaded column (101) are movably sleeved with an insulating fixed platform (10) and an insulating pad (11), the insulating fixed platform (10) and the insulating pad (11) are respectively located at the top of the connecting rod (6), and the insulating fixed platform (10) and the insulating pad (11) are both boss-shaped and symmetrically arranged.

5. A porcelain insulator structure according to claim 4, wherein the insulating fixing platform (10) is made of ceramic and the insulating pad (11) is made of rubber.

6. A porcelain insulator structure according to claim 1, wherein the protective insulating layer (102) is in particular polyvinyl chloride, the adhesion enhancing layer (103) is in particular epoxy resin and the ceramic insulating layer (104) is in particular an insulating ceramic.