CN203179634U - Glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element - Google Patents
Glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element Download PDFInfo
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- CN203179634U CN203179634U CN 201320009131 CN201320009131U CN203179634U CN 203179634 U CN203179634 U CN 203179634U CN 201320009131 CN201320009131 CN 201320009131 CN 201320009131 U CN201320009131 U CN 201320009131U CN 203179634 U CN203179634 U CN 203179634U
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- mucilage binding
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Abstract
The utility model discloses a glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element which is characterized by comprising a steel cap fitting and a steel leg fitting, wherein a cavity having a U-shaped cross section is arranged inside the steel cap fitting, and the steel leg fitting is provided with a cone-head part which fits with the cavity; the cone-head part of the steel leg fitting is arranged inside the cavity of the steel cap fitting, and a polymer insulation part is disposed between the cone-head part and the cavity; the polymer insulation part contains a double-umbrella or three-umbrella structured umbrella skirt, and the center part of the umbrella skirt is provided with a glue-bond part which is an inverted cone cavity; the cone-head part of the steel leg fitting and the glue-bond part are glued together as a whole through an adhesive; and the cavity of the steel cap fitting and the glue-bond part are glued together as a whole through the adhesive. The glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element provided by the utility model has advantages of birds trouble resistance, sand and wind resistance, resistance to damage caused by external force and auxiliary stamping performance.
Description
Technical field
The utility model relates to a kind of composite insulator, relates in particular to the two umbrella shapes of a kind of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring elements.
Background technology
Polymer insulator because of its in weight, survey null value, resistant lightning and press, do not reveal etc. that porcelain is compared in the aspect, glass insulator has an enormous advantage and is subjected to the favor of industry, these characteristics of pollution flashover voltage height especially.Discover, have certain relation between the umbrella skirt construction of insulator and the pollution flashover voltage, make that other conditions are identical but its pollution flashover voltage difference of polymer insulator that umbrella skirt construction is different.
The umbrella footpath is as follows to the influence of polymer insulator pollution flashover characteristic: umbrella directly strengthens, then the equivalent diameter of polymer insulator increases, the pollution flashover characteristic there is negative influence, though the corresponding increase of the creepage distance of polymer insulator, can improve pollution flashover voltage to a certain extent, but the degree that improves is limited, causes the utilance of creepage distance to reduce relatively on the contrary, and excessive umbrella footpath can consume too much material, does not have economic benefit; Therefore the too small deficiency that then can cause leakage distance in umbrella footpath selects the First Principles in umbrella footpath to be, is guaranteeing that whole insulator satisfies the umbrella footpath of selecting to have economic benefit under the prerequisite of leakage distance.
The umbrella spacing is as follows to the influence of polymer insulator pollution flashover characteristic: the umbrella spacing increases, and at first can improve the contamination characteristic of polymer insulator; Secondly, can suppress bridge joint between umbrella effectively, prevent the serial connection of serious icing snowberg and retardance electric arc; The 3rd, can promote the utilance of creepage distance; But the prerequisite that increases is to guarantee that whole polymer insulator has sufficient creepage distance.The umbrella spacing reduces, under the certain situation of insulation height, can improve the creepage distance of polymer insulator, 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 the umbrella, bridge joint takes place between umbrella easily, and the utilance of creepage distance reduces relatively.
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 in transportation, I﹠M process simultaneously, thereby the safe operation of impact polymer insulator.
The utility model content
The purpose of this utility model is to provide a kind of anti-bird pest, anti-blown sand, external force resistance to destroy and can assists and climb the two umbrella shapes of the mucilage binding formula of stepping on and three umbrella shape disc suspension polymer insulation substring elements.
For achieving the above object, the utility model provides the two umbrella shapes of a kind of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring elements, 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 spare 3 between described projection and the cavity; Described polymer insulation spare 3 comprises the full skirt of two umbrella shapes or three beveled structures, 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 one by adhesive 4 with described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil 1 is one by adhesive 4 with described mucilage binding position mucilage binding.
Further, described full skirt is two beveled structures.
Further, described full skirt is three beveled structures.
Further, described full skirt comprises two umbrella shape projectioies 31, and is arranged at the interval umbrella shape projection 32 between described two umbrella shape projectioies 31.
Further, the umbrella of described interval umbrella shape projection 32 stretches out less than described umbrella shape projection 31, and the difference that the umbrella of this interval umbrella shape projection 32 and umbrella shape projection 31 stretches out is greater than 15mm.
Further, the maximum nominal disk track of described umbrella shape projection 31 is 150mm～500mm, and gamp stretches out and is 80mm～200mm.
Further, the top rade of described umbrella shape projection 31 is 4 °～28 °, and angle of declination is 0 °～24 °.
Compared to existing technology, the two umbrella shapes of mucilage binding formula described in the utility model and three umbrella shape disc suspension polymer insulation substring elements have following beneficial effect:
(1) the reasonable setting by the difference that the umbrella to the umbrella shape projection stretches out, the umbrella of big or small umbellate form projection stretches out, and contamination Characteristics Simulation Analysis, reach the effect of disc suspension polymer insulator pollution flashover characteristic the best, improved the pollution flashover voltage of cap and pin insulator string element series products;
(2) the two umbrella shapes of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring elements have good hydrophobicity, migration of hydrophobicity and electric property with the HCEP material, has higher mechanical strength simultaneously, thereby make disc suspension polymer insulator series of products described in the utility model having the anti-blown sand ability that has improved polymer insulator when good hydrophobicity, migration of hydrophobicity and resistant are dodged performance, the ability that external force resistance destroys, can prevent that unfirmly closing is to the destruction of polymer insulator.Can trample on full skirt within the specific limits in case of necessity in engineering staff's work progress, thereby convenient construction has improved the coefficient of safety in engineering staff's work progress.Simultaneously product does not have and need survey null value, advantage such as does not reveal, thereby reduces maintenance cost;
(3) the two umbrella shapes of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring component structure modes are designed to the disk-shaped structure mode, product is equal to size and the electromechanical properties with tonne disc suspension porcelain or glass insulator, convenient transportation of transporting under the difficult operating mode, make simultaneously product combination type selecting, installation, maintenance and transportation more quick with make things convenient for.
Description of drawings
Fig. 1 is the structural representation of the two umbrella shapes of the mucilage binding formula of the utility model first embodiment and three umbrella shape disc suspension polymer insulation substring elements;
Fig. 2 is the structural representation of the two umbrella shapes of the mucilage binding formula of the utility model second embodiment and three umbrella shape disc suspension polymer insulation substring elements.
Embodiment
In order better to understand the purpose of this utility model, structure and function, below in conjunction with accompanying drawing, the two umbrella shapes of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring elements that the utility model embodiment proposes are done further detailed description.
As shown in Figure 1, the two umbrella shapes of the mucilage binding formula of the utility model first embodiment proposition and three umbrella shape disc suspension polymer insulation substring elements comprise: 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 spare 3 between described conehead position and the cavity; Described polymer insulation spare 3 comprises the full skirt of three beveled structures, 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 one by adhesive 4 with described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil 1 is one by adhesive 4 with described mucilage binding position mucilage binding.
Wherein, steel cap gold utensil 1 can need carry out conversion according to installing and using with steel pin gold utensil 2 overall dimension structures.This adhesive 4 can be adhesive such as cement or resin.
As shown in Figure 1, this full skirt adopts three beveled structures, comprises two umbrella shape projectioies 31, and an interval umbrella shape projection 32 that is arranged between the described umbrella shape projection 31.Wherein, can equate also can be unequal for the diameter of described two umbrella shape projectioies 31.
Wherein, the top rade of described umbrella shape projection 31 is 4 °～28 °, and angle of declination is 0 °～24 °.
The gamp of described umbrella shape projection 31 stretches out and is 80mm～200mm, and maximum nominal disk track is 150mm～500mm.Wherein umbrella stretches out the radial distance that refers between composite insulator full skirt outer and the sheath.The umbrella of described interval umbrella shape projection 32 stretches out less than described umbrella shape projection 31, and the difference that the umbrella of this interval umbrella shape projection 32 and umbrella shape projection 31 stretches out is greater than 15mm.
Polymer insulation spare in the utility model preferably adopts HCEP(Hydrophobic Cycloaliphatic Epoxy: the material hydrophobicity alicyclic epoxide compound), thereby make disc suspension polymer insulation substring element of the present utility model have 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 that unfirmly closing is to the destruction of polymer insulator umbrella cover, and polymer insulator has been had to assist to climb and step on performance, improved the coefficient of safety in the work progress.
The two umbrella shapes of mucilage binding formula and the three umbrella shape disc suspension polymer insulation substring elements of the utility model second embodiment have been shown among Fig. 2.As seen from Figure 2, the difference of itself and first embodiment only is that full skirt adopts two beveled structures.All the other same sections repeat no more.
In sum, a kind of resistant described in the utility model is dodged, the two umbrella shapes of mucilage binding formula of anti-unfirmly closing, anti-blown sand and three umbrella shape disc suspension polymer insulation substring elements are by to umbrella skirt construction, umbrella spacing, the appropriate design of the umbellule umbrella difference of stretching out greatly, utilize the contamination Characteristics Simulation Analysis to calculate simultaneously, optimize umbrella skirt construction, obtain the effect of pollution flashover characteristic the best.
Polymer insulation spare has good hydrophobicity with the HCEP material, migration of hydrophobicity and electric property, has higher mechanical strength simultaneously, thereby disc suspension polymer insulator series of products described in the utility model 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 that unfirmly closing is to the destruction of polymer insulator, and polymer insulator has been had to assist to climb and step on performance, convenient engineering staff's construction has improved the coefficient of safety in the work progress; Simultaneously product does not have and need survey null value, advantage such as does not reveal, thereby reduces maintenance cost; By the two umbrella shapes of mucilage binding formula and three umbrella shape disc suspension polymer insulation substring component structure modes are designed to the disk-shaped structure mode, product is equal to size and the performance with tonne disc suspension porcelain or glass insulator, convenient transportation of transporting under the difficult operating mode, make simultaneously product combination type selecting, installation, maintenance and transportation more quick with make things convenient for.Thereby satisfy high pressure, superhigh pressure and extra-high voltage grid; The user demand of electric railway and high-speed electric railway and track traffic contact line.
More than by specific embodiment the utility model is further described; but it should be understood that; here concrete description; should not be construed as the restriction to essence of the present utility model and scope; the various modifications that the one of ordinary skilled in the art makes above-described embodiment after reading this specification all belong to the scope that the utility model is protected.
Claims (7)
1. the two umbrella shapes of a mucilage binding formula and three umbrella shape disc suspension polymer insulation substring elements 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 spare (3) between conehead position and the cavity; Described polymer insulation spare (3) comprises the full skirt of two umbrella shapes or three beveled structures, 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 one by adhesive (4) with described mucilage binding position mucilage binding; The cavity of described steel cap gold utensil (1) is one by adhesive (4) with described mucilage binding position mucilage binding.
2. the two umbrella shapes of mucilage binding formula according to claim 1 and three umbrella shape disc suspension polymer insulation substring elements is characterized in that, described full skirt is two beveled structures.
3. the two umbrella shapes of mucilage binding formula according to claim 1 and three umbrella shape disc suspension polymer insulation substring elements is characterized in that described full skirt is three beveled structures.
4. the two umbrella shapes of mucilage binding formula according to claim 3 and three umbrella shape disc suspension polymer insulation substring elements, it is characterized in that, described full skirt comprises two umbrella shape projectioies (31), and is arranged at the interval umbrella shape projection (32) between described two umbrella shape projectioies (31).
5. the two umbrella shapes of mucilage binding formula according to claim 4 and three umbrella shape disc suspension polymer insulation substring elements, it is characterized in that, the umbrella of described interval umbrella shape projection (32) stretches out less than described umbrella shape projection (31), and the difference that the umbrella of this interval umbrella shape projection (32) and umbrella shape projection (31) stretches out is greater than 15mm.
6. according to the two umbrella shapes of each described mucilage binding formula of claim 4-5 and three umbrella shape disc suspension polymer insulation substring elements, it is characterized in that the maximum nominal disk track of described umbrella shape projection (31) is 150mm～500mm, gamp stretches out and is 80mm～200mm.
7. according to the two umbrella shapes of each described mucilage binding formula of claim 4-5 and three umbrella shape disc suspension polymer insulation substring elements, it is characterized in that the top rade of described umbrella shape projection (31) is 4 °～28 °, and angle of declination is 0 °～24 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320009131 CN203179634U (en) | 2013-01-09 | 2013-01-09 | Glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320009131 CN203179634U (en) | 2013-01-09 | 2013-01-09 | Glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element |
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| CN203179634U true CN203179634U (en) | 2013-09-04 |
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| CN 201320009131 Expired - Fee Related CN203179634U (en) | 2013-01-09 | 2013-01-09 | Glue-bond double-umbrella and three-umbrella disc-shaped suspension-type polymer insulator chain element |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456433A (en) * | 2013-01-09 | 2013-12-18 | 河北新华高压电器有限公司 | Cementing type double-umbrella-shaped and three-umbrella-shaped disk-shaped suspension type polymer string insulator unit |
| CN103839632A (en) * | 2014-02-26 | 2014-06-04 | 河北荣森电气有限公司 | Cementing type composite insulator chain element with double-umbrella-shaped and three-umbrella-shaped disk suspension type polymer |
-
2013
- 2013-01-09 CN CN 201320009131 patent/CN203179634U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103456433A (en) * | 2013-01-09 | 2013-12-18 | 河北新华高压电器有限公司 | Cementing type double-umbrella-shaped and three-umbrella-shaped disk-shaped suspension type polymer string insulator unit |
| CN103839632A (en) * | 2014-02-26 | 2014-06-04 | 河北荣森电气有限公司 | Cementing type composite insulator chain element with double-umbrella-shaped and three-umbrella-shaped disk suspension type polymer |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 19-918 box 062550, Renqiu City, Hebei Province, Cangzhou Patentee after: HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIPMENT Co.,Ltd. Address before: 19-918 box 062550, Renqiu City, Hebei Province, Cangzhou Patentee before: HEBEI XINHUA HIGH VOLTAGE ELECTRICAL EQUIPMENT Co.,Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130904 Termination date: 20220109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |