CN103824661A - Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt - Google Patents
Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt Download PDFInfo
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- CN103824661A CN103824661A CN201410066937.9A CN201410066937A CN103824661A CN 103824661 A CN103824661 A CN 103824661A CN 201410066937 A CN201410066937 A CN 201410066937A CN 103824661 A CN103824661 A CN 103824661A
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- mucilage binding
- gold utensil
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- adhesive binding
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Abstract
The invention discloses an adhesive binding and suspended type disc-shaped polymer composite insulator chain element with a clock-shell-shaped umbrella shirt. The adhesive binding and suspended type disc-shaped polymer composite insulator chain element comprises a steel cap and a steel leg. A cavity with the U-shaped cross section is formed inside the steel cap. A conical head portion matched with the cavity is arranged on the steel leg. The conical head portion of the steel leg is arranged in the cavity of the steel cap. A polymer insulating piece is arranged between the conical head portion and the cavity. The polymer insulating piece comprises the clock-shell-shaped umbrella shirt. The surface of the umbrella shirt is coated with an RTV stain-proofing coating. An adhesive binding portion is arranged at the center of the umbrella skirt. The adhesive binding portion is an inverted conical cavity. A plurality of prismatic protrusions are arranged on the inner wall of a clock-shell-shaped body, wherein the prismatic protrusions and the polymer insulating piece are coaxial. The conical head portion of the steel leg and the adhesive binding portion are connected into a whole in an adhesive binding mode through adhesives. The cavity of the steel cap and the adhesive binding portion are connected into a whole in an adhesive binding mode through adhesives. The adhesive binding and suspended type polymer insulator chain element can resist bird trouble, sand wind and external damage and can assist in climbing.
Description
Technical field
The present invention relates to a kind of composite insulator, relate in particular to a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element.
Background technology
Polymer insulator because of its in weight, survey null value, resistance to 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, especially high this feature of pollution flashover voltage.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.
Umbrella footpath is as follows on the impact of polymer insulator Flashover Characteristics: 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 to a certain extent pollution flashover voltage, but the degree improving is limited, causes on the contrary the utilance of creepage distance relatively to reduce, and excessive umbrella footpath can consume too much material, does not have economic benefit; The too small deficiency that can cause leakage distance in umbrella footpath, therefore selects the First Principles in umbrella footpath to be, is guaranteeing that whole insulator meets the umbrella footpath of selecting to have economic benefit under the prerequisite of leakage distance.
Umbrella spacing is as follows on the impact of polymer insulator Flashover Characteristics: umbrella spacing increases, and 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 increasing is to guarantee that whole polymer insulator has sufficient creepage distance.Umbrella spacing reduces, in the situation that insulation height is certain, can improve the creepage distance of polymer insulator, but pollution flashover voltage is the linear growth with the increase of creepage distance not, umbrella spacing is too small, especially to the bell shape product of prismatic is set under umbrella, bridge joint easily occurs between umbrella, and the utilance of creepage distance reduces relatively.
Polymer insulator operation geographic range is wide, different regions have its geographical particularity, as: serious, the indivedual regional insulator dust storm destruction of serious, the indivedual regional insulator bird pest of indivedual regional insulator contaminations is serious etc., thereby cause operating condition complexity, existing silicon rubber compound insulator, glass insulator, porcelain insulator is difficult to meet under various working simultaneously and moves, there is extraneous uncertain factor, thereby affect the safe operation of polymer insulator in polymer insulator simultaneously in transportation, I&M process.
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 bell shape 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 bell shape 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 between described conehead position and cavity, is provided with polymer insulation part 3; Described polymer insulation part 3 comprises the full skirt of a bell shape, and full skirt surface spraying has RTV nonpolluting coating, and the central part of described full skirt is provided with mucilage binding position, and described mucilage binding position is the cavity of a back taper; And be provided with multiple prismatic 31 coaxial with polymer insulation part 3 at the inwall of described bell shape body; 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 top rade of described full skirt is 4 °～16 °.
Further, under the rib of described full skirt, coefficient is 0.7～1.1.
Further, the umbrella of described full skirt stretches out for 80mm～200mm, and nominal disk track is 150mm～500mm.
Further, described multiple prismatic 31 are parallel to each other, and extending axially along described steel cap gold utensil 1.
Further, the material of described polymer insulation part 3 adopts sheet molding compound SMC(Sheetmolding compound), ESMC or BMC BMC(DMC) (Bulk (Dough) molding compound).
Compared to existing technology, the beneficial effect of a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element of the present invention is as follows:
(1) pass through bell shape beveled structure: the reasonable setting of coefficient under unit height creepage distance, moulding coefficient and rib, and the simulation analysis of contamination accumulation characteristics, combine excellent hydrophobicity, the hydrophobicity animal migration of the RTV nonpolluting coating material of full skirt surface spraying simultaneously, reach the effect of polymer insulator Flashover Characteristics the best, improve the pollution flashover voltage of cap and pin insulator string element series products, dodged performance thereby make disc suspension polymer insulator series of products of the present invention there is good hydrophobicity, migration of hydrophobicity and resistant;
(2) mucilage binding formula bell shape disc suspension polymer insulation substring sheet molding compound SMC, ESMC or BMC BMC(DMC for element) material has higher mechanical strength, thereby make disc suspension polymer insulator series of products of the present invention in thering is good hydrophobicity, migration of hydrophobicity and resistant sudden strain of a muscle performance, improve 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.In engineering staff's work progress, can trample on full skirt within the specific limits if desired, 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, thereby reduces maintenance cost;
(3) mucilage binding formula bell shape disc suspension polymer insulation substring component structure mode is designed to 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.
Accompanying drawing explanation
Fig. 1 is the structural representation of mucilage binding formula bell shape disc suspension polymer insulation substring element of the present invention.
Embodiment
In order better to understand object of the present invention, structure and function, below in conjunction with accompanying drawing, a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element of the present invention is done to further detailed description.
As shown in Figure 1, mucilage binding formula bell shape disc suspension polymer insulation substring element of the present invention, 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 between described conehead position and cavity, is provided with polymer insulation part 3; Described polymer insulation part 3 comprises the full skirt of a bell shape, and full skirt surface spraying has RTV nonpolluting coating, and the central part of described full skirt is provided with mucilage binding position, and described mucilage binding position is a back taper cavity; And be provided with multiple prismatic 31 coaxial with polymer insulation part 3 at the inwall of described bell shape body; 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 convert 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.Wherein, bell shape refers to a U font with certain length sidewall.
Wherein on polymer insulation part 3, the RTV nonpolluting coating of aerodynamically shaped plate-like full skirt surface spraying has excellent hydrophobicity, hydrophobicity animal migration.
Wherein, the top rade of described full skirt is 4 °～16 °.Under the rib of described full skirt, coefficient is 0.7～1.1.The umbrella of described full skirt stretches out for 80mm～200mm, and nominal disk track is 150mm～500mm.Wherein, umbrella stretches out the radial distance referring between composite insulator umbrella skirt outer and sheath.
As shown in Figure 1, described multiple prismatic 31 are parallel to each other, and extending axially along described steel cap gold utensil 1.
Polymer insulation part described in the present invention preferably adopts sheet molding compound SMC, ESMC or BMC BMC(DMC) material, thereby make disc suspension polymer insulation substring element of the present invention in thering is good hydrophobicity, migration of hydrophobicity and electric property, the anti-blown sand ability of polymer insulator, the ability that external force resistance destroys are improved, 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 work progress.
In sum, a kind of resistant of the present invention is dodged, anti-unfirmly closing, the mucilage binding formula bell shape disc suspension polymer insulation substring element of anti-blown sand passes through beveled structure: unit height creepage distance, the reasonable setting of coefficient under moulding coefficient and rib, utilize the simulation analysis of contamination accumulation characteristics to calculate simultaneously, optimize umbrella skirt construction, combine the excellent hydrophobicity of the RTV nonpolluting coating material of full skirt surface spraying simultaneously, hydrophobicity animal migration, reach the effect of polymer insulator Flashover Characteristics the best, improve the pollution flashover voltage of cap and pin insulator string element series products, thereby make disc suspension polymer insulator series of products of the present invention there is good hydrophobicity, migration of hydrophobicity and resistant are dodged performance.
Polymer insulation part sheet molding compound SMC, ESMC or BMC BMC(DMC) material has higher mechanical strength, thereby disc suspension polymer insulator series of products of the present invention have good hydrophobicity, when migration of hydrophobicity and electric property, improve 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 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, improve the coefficient of safety in work progress, simultaneously product has does not need to survey null value, the advantage such as does not reveal, thereby reduces maintenance cost.By mucilage binding formula bell shape disc suspension polymer insulation substring component structure mode is designed to 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.
By specific embodiment, the present invention is further described above; but it should be understood that; here concrete description; should not be construed as the restriction to the spirit and scope of the invention; 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 (6)
1. a mucilage binding formula bell shape 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 between described conehead position and cavity, is provided with polymer insulation part (3); Described polymer insulation part (3) comprises the full skirt of a bell shape, and full skirt surface spraying has RTV nonpolluting coating, and the central part of described full skirt is provided with mucilage binding position, and described mucilage binding position is the cavity of a back taper; And be provided with multiple prismatic (31) coaxial with polymer insulation part (3) at the inwall of described bell shape body; 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. according to claim a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element, is characterized in that, the top rade of described full skirt is 4 °～16 °.
3. according to claim a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element, is characterized in that, under the rib of described full skirt, coefficient is 0.7～1.1.
4. according to claim a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element, is characterized in that, the umbrella of described full skirt stretches out for 80mm～200mm, and nominal disk track is 150mm～500mm.
5. according to claim a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element, is characterized in that, described multiple prismatic (31) are parallel to each other, and extending axially along described steel cap gold utensil (1).
6. according to claim a kind of mucilage binding formula bell shape disc suspension polymer insulation substring element, it is characterized in that, the material of polymer insulation part (3) adopts sheet molding compound SMC(Sheet molding compound), ESMC or BMC BMC(DMC) (Bulk (Dough) molding compound).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410066937.9A CN103824661A (en) | 2014-02-26 | 2014-02-26 | Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt |
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| CN201410066937.9A CN103824661A (en) | 2014-02-26 | 2014-02-26 | Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt |
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| CN103824661A true CN103824661A (en) | 2014-05-28 |
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| CN201410066937.9A Pending CN103824661A (en) | 2014-02-26 | 2014-02-26 | Adhesive binding and suspended type disc-shaped polymer composite insulator chain element with clock-shell-shaped umbrella shirt |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679469A (en) * | 2016-04-02 | 2016-06-15 | 河南省德立泰高压电瓷电器有限公司 | Novel column type anti-pollution flashover insulator |
-
2014
- 2014-02-26 CN CN201410066937.9A patent/CN103824661A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105679469A (en) * | 2016-04-02 | 2016-06-15 | 河南省德立泰高压电瓷电器有限公司 | Novel column type anti-pollution flashover insulator |
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| C53 | Correction of patent for invention or patent application | ||
| CB02 | Change of applicant information |
Address after: 062550, Yanshan Road, Hebei, Renqiu, China Banking 2 building, Hebei Xinhua high voltage electrical equipment office Applicant after: HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIPMENT CO., LTD. Address before: 062550, Cangzhou, Hebei, Yanshan province Renqiu Road, Bank of China, 2 floor, Hebei Xinhua high voltage electrical equipment office Applicant before: Hebei Xinhua High Voltage Electrical Equipment Co., Ltd. |
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Application publication date: 20140528 |