CN103456426A - Cementing type air power type disk-shaped suspension type polymer string insulator unit - Google Patents
Cementing type air power type disk-shaped suspension type polymer string insulator unit Download PDFInfo
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- CN103456426A CN103456426A CN 201310006681 CN201310006681A CN103456426A CN 103456426 A CN103456426 A CN 103456426A CN 201310006681 CN201310006681 CN 201310006681 CN 201310006681 A CN201310006681 A CN 201310006681A CN 103456426 A CN103456426 A CN 103456426A
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- mucilage binding
- gold utensil
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Abstract
The invention discloses a cementing type air power type disk-shaped suspension type polymer string insulator unit. The polymer string insulator unit comprises a steel cap metal element and a steel foot metal element, wherein a cavity with a U-shaped section is formed in the steel cap metal element, the steel foot metal element is provided with a cone head portion matched with the cavity, the cone head portion of the steel foot metal element is arranged in the cavity of the steel cap metal element, a polymer insulating element is arranged between the cone head portion and the cavity, the polymer insulating element comprises an air power type disk-shaped skirt, the center of the skirt is provided with a cementing portion which is a cavity of an inverted cone shape, the cone head portion of the steel foot metal element is integrated with the cementing portion in a cementing mode through an adhesive, and the cavity of the steel cap metal element is integrated with the cementing portion in a cementing mode through an adhesive. The polymer string insulator unit has the advantages of preventing bird damages, and being resistant to wind and sand, resistant to damages caused by external force and capable of assisting climbing.
Description
Technical field
The present invention relates to a kind of composite insulator, relate in particular to a kind of mucilage binding formula aerodynamic type disc suspension polymer insulation substring element.
Background technology
Polymer insulator because of it in weight, survey null value, anti-pollution flashover voltage, do not reveal etc. that porcelain is compared in aspect, glass insulator has an enormous advantage and is subject to the favor of industry, high these characteristics of pollution flashover voltage especially.Research is found, has certain relation between the umbrella skirt construction of insulator and pollution flashover voltage, makes identical but its pollution flashover voltage difference of polymer insulator that umbrella skirt construction is different of other conditions.
The umbrella footpath is as follows on the impact of polymer insulator Flashover Characteristics: the umbrella footpath is strengthened, the equivalent diameter of polymer insulator increases, Flashover Characteristics is had to negative influence, although the corresponding increase of the creepage distance of polymer insulator, can improve pollution flashover voltage to a certain extent, but the degree improved is limited, causes on the contrary the utilance relative reduce of creepage distance, and excessive umbrella footpath can consume too much material, does not have economic benefit; Therefore the too small deficiency that can cause leakage distance in umbrella footpath, select the First Principles in umbrella footpath to be, selects the umbrella footpath with economic benefit guaranteeing that whole insulator meets under the prerequisite of leakage distance.
The umbrella spacing is as follows on the impact of polymer insulator Flashover Characteristics: the umbrella spacing increases, and at first can improve the contamination accumulation characteristics of polymer insulator; Secondly, can effectively suppress bridge joint between umbrella, prevent the serial connection of serious icing snowberg and retardance electric arc; The 3rd, can promote the utilance of creepage distance; But the prerequisite increased is to guarantee that whole polymer insulator has sufficient creepage distance.The umbrella spacing reduces, in the situation that the certain creepage distance that can improve polymer insulator of insulation height, but pollution flashover voltage is the linear growth with the increase of creepage distance not, the umbrella spacing is too small, especially to the bell shape product of prismatic projection is set under umbrella, bridge joint, the utilance relative reduce of creepage distance easily occur between umbrella.
Polymer insulator operation geographic range is wide, different regions have its geographical particularity, thereby cause the operating condition complexity, there is extraneous uncertain factor in polymer insulator, thereby affects the safe operation of polymer insulator in transportation, I&M process simultaneously.
Summary of the invention
The object of the present invention is to provide a kind of anti-bird pest, anti-blown sand, external force resistance destroy and can assist and climb the mucilage binding formula aerodynamic type disc suspension polymer insulation substring element of stepping on.
For achieving the above object, the embodiment of the present invention has proposed a kind of mucilage binding formula aerodynamic type disc suspension polymer insulation substring element, comprising: steel cap gold utensil 1, steel pin gold utensil 2; Wherein said steel cap gold utensil 1 inside is provided with the cavity that a cross section is U-shaped, and described steel pin gold utensil 2 be provided with one with the suitable conehead position of described cavity; The conehead position of described steel pin gold utensil 2 is arranged in the cavity of described steel cap gold utensil 1, and is provided with polymer insulation part 3 between described conehead position and cavity; Described polymer insulation part 3 comprises an aerodynamically shaped plate-like full skirt, and the central part of described full skirt is provided with the mucilage binding position, and described mucilage binding position is a back taper cavity; The conehead position of described steel pin gold utensil 2 is integrated by adhesive 4 and described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil 1 is integrated by adhesive 4 and described mucilage binding position mucilage binding.
Further, the upper and lower surface of this full skirt is the cambered surface that seamlessly transits to form the full skirt of plate-like.
Further, the umbrella of this full skirt stretches out for 100mm～220mm, and the nominal disk track is 300mm～500mm.
Further, the material of polymer insulation part 3 adopts outdoor type hydrophobicity cycloaliphatic epoxy resin.
Compared to existing technology, the beneficial effect of a kind of mucilage binding formula aerodynamic type disc suspension polymer insulation substring element of the present invention is as follows:
(1) by the aerodynamic type beveled structure is rationally set, and the simulation analysis of contamination accumulation characteristics, combine HCEP(Hydrophobic Cycloaliphatic Epoxy for umbrella cover: the hydrophobicity alicyclic epoxide compound) material has excellent hydrophobicity, hydrophobicity animal migration simultaneously, reach the effect of polymer insulator Flashover Characteristics the best, improved the pollution flashover voltage of cap and pin insulator string element series products;
(2) mucilage binding formula aerodynamic type disc suspension polymer insulation substring element has good hydrophobicity, migration of hydrophobicity and electric property with the HCEP material, there is higher mechanical strength simultaneously, thereby make disc suspension polymer insulator series of products of the present invention thering is when good hydrophobicity, migration of hydrophobicity and resistant are dodged performance the anti-blown sand ability that has improved polymer insulator, the ability that external force resistance destroys, can prevent the destruction of unfirmly closing to polymer insulator.Can trample on full skirt within the specific limits in case of necessity in engineering staff's work progress, thereby facilitate construction, improve the coefficient of safety in engineering staff's work progress.Simultaneously product has does not need to survey null value, the advantage such as does not reveal, and self-cleaning property is good, thereby reduces maintenance cost;
(3) mucilage binding formula aerodynamic type disc suspension polymer insulation substring component structure mode is designed to the disk-shaped structure mode, product is equal to size and the electromechanical properties with tonne disk-shaped suspension porcelain or glass insulator, facilitate the transportation under the difficult operating mode of transportation, make combination type selecting, installation, maintenance and the transportation of product more quick and convenient simultaneously;
(4) in the cap and pin insulator string, the aerodynamic type polymer insulator is used at interval, can effectively prevent that continuous ice string from forming, and improves the icing flashover voltage of cap and pin insulator string, thereby improves the safety in operation of ice-covering area transmission line.Simultaneously, the aerodynamic type polymer insulator is used at interval, can prevent that birds droppings from polluting insulator in string continuously, improves the antifouling property of cap and pin insulator string.
The accompanying drawing explanation
The structural representation that Fig. 1 is mucilage binding formula aerodynamic type disc suspension polymer insulation substring element of the present invention.
Embodiment
In order better to understand purpose of the present invention, structure and function, below in conjunction with accompanying drawing, a kind of mucilage binding formula aerodynamic type disc suspension polymer insulation substring element of the present invention is done to further detailed description.
As shown in Figure 1, the mucilage binding formula aerodynamic type disc suspension polymer insulation substring element that the present invention proposes comprises: steel cap gold utensil 1, steel pin gold utensil 2; Wherein said steel cap gold utensil 1 inside is provided with the cavity that a cross section is U-shaped, and described steel pin gold utensil 2 be provided with one with the suitable conehead position of described cavity; The conehead position of described steel pin gold utensil 2 is arranged in the cavity of described steel cap gold utensil 1, and is provided with polymer insulation part 3 between described conehead position and cavity; Described polymer insulation part 3 comprises an aerodynamically shaped plate-like full skirt, and the central part of described full skirt is provided with the mucilage binding position, and described slotting mucilage binding position is a back taper cavity; The conehead position of described steel pin gold utensil 2 is integrated by adhesive 4 and described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil 1 is integrated by adhesive 4 and described mucilage binding position mucilage binding.
Wherein, steel cap gold utensil 1 can need to be converted according to installing and using with steel pin gold utensil 2 overall dimension structures.This adhesive 4 can be the adhesive such as cement or resin.
As shown in Figure 1, the upper and lower surface of this full skirt is the cambered surface that seamlessly transits to form the full skirt of plate-like.Wherein, the umbrella of this full skirt stretches out for 100mm～220mm, and the nominal disk track is 300mm～500mm.
Polymer insulation part described in the present invention preferably adopts HCEP(Hydrophobic Cycloaliphatic Epoxy: the hydrophobicity alicyclic epoxide compound) material, thereby make disc suspension polymer insulation substring element of the present invention there is good hydrophobicity, in the time of migration of hydrophobicity and electric property, improved the anti-blown sand ability of polymer insulator, the ability that external force resistance destroys, can prevent the destruction of unfirmly closing to polymer insulator, and make within the specific limits polymer insulator have can to assist to climb to step on performance, improved the coefficient of safety in the work progress.
In sum, a kind of resistant of the present invention dodges, prevents that the mucilage binding formula aerodynamic type disc suspension polymer insulation substring element of unfirmly closing, anti-blown sand is by the reasonable setting to beveled structure, utilize the simulation analysis of contamination accumulation characteristics to calculate simultaneously, combine umbrella cover simultaneously and there is excellent hydrophobicity, hydrophobicity animal migration with the HCEP material, obtain the effect of Flashover Characteristics the best.
The polymer insulation part has good hydrophobicity with the HCEP material, migration of hydrophobicity and electric property, there is higher mechanical strength simultaneously, thereby disc suspension polymer insulator series of products of the present invention have good hydrophobicity, improved the anti-blown sand ability of polymer insulator in the time of migration of hydrophobicity and electric property, the ability that external force resistance destroys, can prevent the destruction of unfirmly closing to the polymer insulator umbrella cover, and make within the specific limits polymer insulator have can to assist to climb to step on performance, facilitate engineering staff's construction, improved the coefficient of safety in the work progress, simultaneously product has does not need to survey null value, the advantage such as does not reveal, and self-cleaning property is good, thereby reduces maintenance cost.By mucilage binding formula aerodynamic type disc suspension polymer insulation substring component structure mode is designed to the disk-shaped structure mode, product is equal to size and the performance with tonne disk-shaped suspension porcelain or glass insulator, facilitate the transportation under the difficult operating mode of transportation, make combination type selecting, installation, maintenance and the transportation of product more quick and convenient simultaneously.Thereby meet high pressure, superhigh pressure and extra-high voltage grid; The user demand of electric railway and high-speed electric railway and railway traffic contact network.
In the cap and pin insulator string, aerodynamic type disc suspension polymer insulator is used at interval, can effectively prevent that continuous ice string from forming, and improves the icing flashover voltage of cap and pin insulator string, thereby improves the safety in operation of ice-covering area transmission line.Simultaneously, aerodynamic type disc suspension polymer insulator is used at interval, can prevent that birds droppings from polluting insulator in string continuously, improves the antifouling property of cap and pin insulator string.
Abovely by specific embodiment, the present invention is further described; but it should be understood that; here concrete description; should not be construed as the restriction to the spirit and scope of the invention; the one of ordinary skilled in the art, reading the various modifications of after this specification, above-described embodiment being made, belongs to the scope that the present invention protects.
Claims (4)
1. a mucilage binding formula aerodynamic type disc suspension polymer insulation substring element, is characterized in that, comprising: steel cap gold utensil (1), steel pin gold utensil (2); Wherein said steel cap gold utensil (1) inside is provided with the cavity that a cross section is U-shaped, and described steel pin gold utensil (2) be provided with one with the suitable conehead position of described cavity; The conehead position of described steel pin gold utensil (2) is arranged in the cavity of described steel cap gold utensil (1), and is provided with polymer insulation part (3) between described conehead position and cavity; Described polymer insulation part (3) comprises an aerodynamically shaped plate-like full skirt, and the central part of described full skirt is provided with the mucilage binding position, and described mucilage binding position is a back taper cavity; The conehead position of described steel pin gold utensil (2) is integrated by adhesive (4) and described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil (1) is integrated by adhesive (4) and described mucilage binding position mucilage binding.
2. mucilage binding formula aerodynamic type disc suspension polymer insulation substring element according to claim 1, is characterized in that, the upper and lower surface of this full skirt is the cambered surface that seamlessly transits to form the full skirt of plate-like.
3. mucilage binding formula aerodynamic type disc suspension polymer insulation substring element according to claim 1, is characterized in that, the umbrella of this full skirt stretches out for 100mm～220mm, and the nominal disk track is 300mm～500mm.
4. mucilage binding formula aerodynamic type disc suspension polymer insulation substring element according to claim 1, is characterized in that, the material of polymer insulation part (3) adopts outdoor type hydrophobicity cycloaliphatic epoxy resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201310006681 CN103456426A (en) | 2013-01-09 | 2013-01-09 | Cementing type air power type disk-shaped suspension type polymer string insulator unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN 201310006681 CN103456426A (en) | 2013-01-09 | 2013-01-09 | Cementing type air power type disk-shaped suspension type polymer string insulator unit |
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| CN103456426A true CN103456426A (en) | 2013-12-18 |
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| CN 201310006681 Pending CN103456426A (en) | 2013-01-09 | 2013-01-09 | Cementing type air power type disk-shaped suspension type polymer string insulator unit |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103824660A (en) * | 2014-02-26 | 2014-05-28 | 河北新华高压电器有限公司 | Adhesive binding and suspended type polymer insulator chain element with aerodynamic type disc-shaped umbrella shirt |
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2013
- 2013-01-09 CN CN 201310006681 patent/CN103456426A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103824660A (en) * | 2014-02-26 | 2014-05-28 | 河北新华高压电器有限公司 | Adhesive binding and suspended type polymer insulator chain element with aerodynamic type disc-shaped umbrella shirt |
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| C06 | Publication | ||
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 19-918 box 062550, Renqiu City, Hebei Province, Cangzhou Applicant after: HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIPMENT CO., LTD. Address before: 19-918 box 062550, Renqiu City, Hebei Province, Cangzhou Applicant before: Hebei Xinhua High Voltage Electrical Equipment Co., Ltd. |
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Application publication date: 20131218 |