CN206758193U - A kind of roof polymerization crystal silicon insulator - Google Patents
A kind of roof polymerization crystal silicon insulator Download PDFInfo
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- CN206758193U CN206758193U CN201720516706.2U CN201720516706U CN206758193U CN 206758193 U CN206758193 U CN 206758193U CN 201720516706 U CN201720516706 U CN 201720516706U CN 206758193 U CN206758193 U CN 206758193U
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- connecting portion
- insulator
- core body
- crystal silicon
- roof
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Abstract
The utility model discloses a kind of roof polymerization crystal silicon insulator, including core body and the insulator body using polymerization crystal silicon material making, cavity is offered along its length in insulator body, core body is embedded in the cavity of insulator body；The upper end of the core body is provided with connecting portion, the lower end of core body is provided with lower connecting portion, and core body, upper connecting portion and lower connecting portion are structure as a whole, and core body, upper connecting portion and lower connecting portion are made of epoxide resin material.Upper connecting portion, lower connecting portion and core body are made of epoxide resin material one-shot forming, reduce production process, avoid leak adhesive phenomenon and the insecure risk of mechanical performance in Conventional end Joining Technology.The upper connecting portion of insulation, lower connecting portion structure, add the creep age distance and dry arcing distance of insulator, do not produce corona phenomenon, effectively raise the electrical insulation properties of insulator.
Description
Technical field
It the utility model is related to a kind of roof polymerization crystal silicon insulator.
Background technology
In recent years, China's high ferro is quickly grown, and roof insulator demand is increasingly increased.Existing roof insulator
Use silicon rubber compound insulator, this kind of insulator is made up of upper and lower metal flange, glass core body, silicon rubber umbrella more.Than it
Traditional porcelain, glass insulator, are greatly improved in electromechanical properties.But with the extension of run time, silicon rubber
Composite insulator also gradually exposes the following problem in operation：(1) core body and the sealing property at silicon rubber interface are bad,
Core body is easily corroded by acidic materials, produce irrecoverability electrical breakdown or corrosion core body causes brittle failure；(2) upper and lower flange with
The Mechanical joining technique of insulator body is mainly internally wedged, outer wedge-type, inside and outside wedge-type and the end Joining Technology such as adhered, no
It can guarantee that insulator has long term mechanical reliability.In process of production, umbrella sheath and the adhesive linkage of core body easily occurs has leakage
Glue phenomenon, the spiral shell button of end metal fitting flange loosen, and cause insulator end gold utensil flange seal bad, under the mechanical strength of product
Drop；(3) end metal fitting flange can approximation regard needlepoint electrode i.e. insulator string axis as.Silicon rubber roof composite insulator is being transported
In row, the Electric Field Distribution near end metal fitting flange is concentrated, and field strength is higher in air near flange, and corona phenomenon is serious, end
Gold utensil burns till black by corona absorption dirt particle, further influences integral insulation performance.
The content of the invention
The purpose of this utility model is to provide a kind of roof polymerization crystal silicon insulator solve insulator in the prior art
Mechanical electric performance reduces, core body brittle failure easily occurs, gold utensil flange burns black, pollution flashover accident technical problem.
In order to solve the above-mentioned technical problem the utility model, adopts the following technical scheme that：
A kind of roof polymerization crystal silicon insulator, including core body and the insulator body using polymerization crystal silicon material making,
Cavity is offered in insulator body along its length, core body is embedded in the cavity of insulator body；The core body it is upper
End is provided with connecting portion, the lower end of core body is provided with lower connecting portion, and core body, upper connecting portion and lower connecting portion are structure as a whole,
And core body, upper connecting portion and lower connecting portion are made of epoxide resin material.
There is polymerization crystal silicon material high mechanical strength, resistance to lightning impulse, anti-radio interference ability, resistance to pollution flashover, resistance to mist to dodge
The stronger premium properties of ability, therefore use polymerization crystal silicon material that insulator body use is made, make the electricity of roof bow insulator absolutely
Edge intensity and mechanical strength are more than similar composite insulator, and have the advantages of high pressure, installation is simple.
Herein described roof is first to be made using Shooting Technique one-shot forming with the affected process of polymerization crystal silicon insulator
Good core body, upper connecting portion and lower connecting portion integrative-structure, then core body is placed in the mould for making insulator body, then
At high temperature by the polymerization crystal silicon injection mould of melting, roof polymerization crystal silicon insulator is formed after the cooling of block Soviet Union.Under degree
There is molten condition in the surface of epoxy resin core body, and polymerization crystal silicon has good compatibility with epoxy resin core body, so poly-
Synthetic silicon can coat more closely knit, and the sealing property of insulator body and core body is more excellent, further enhance polymerization
Crystal silicon roof bends the bulk strength of insulator.
The upper connecting portion, lower connecting portion and core body are to be made using epoxy resin one-shot forming, and non-traditional internally wedged,
Outer wedge-type, inside and outside wedge-type and the end Joining Technology such as adhered.Epoxy resin has high intensity, toughness and chemicals-resistant, resistance to
The advantages of mill property, electrical insulation properties are excellent.Core body and upper connecting portion, lower connecting portion integrated design, greatly improve insulator
Mechanical performance, effectively prevent in the Joining Technology of conventional insulators end caused by leak adhesive that mechanical performance is unreliable to ask
Topic, and integrated design, reduce production process, reduce production cost and the time of polymerization crystal silicon roof bow insulator.
In addition, after upper connecting portion, lower connecting portion and core body are made using epoxy resin one-shot forming, polymerization crystal silicon roof bow
The insulating properties of insulator further improve.Upper connecting portion, the insulation of lower connecting portion, the creep age distance of insulator is added with doing
Arc so that insulator avoid in the process of running it is breakdown, improve the resistance to lightning impulse voltage of insulator without increase insulator
Structure height and weight；Insulation upper connecting portion, lower connecting portion structure in the process of running, do not produce corona phenomenon, solve
The problem of existing silicon rubber roof produces corona with pillar insulator.
Further improve, the upper connecting portion is discoid, and the center of upper connecting portion offers screwed hole.Using bolt with
Upper connecting portion threaded connection, roof is set to be connected with polymerization crystal silicon insulator with locomotive roof pantograph device by bolt.
Further improve, the lower connecting portion is flange, uses roof by flange and polymerize crystal silicon insulator and locomotive sedan-chair
Compartment top portion is connected.
Further improve, the core body both ends offer annular groove.Because core body both ends are core body and insulator body
Junction, and the polymerization crystal silicon coating thickness at core body both ends is relatively thin, is improved by offering annular groove at core body both ends
The adhesion of core body and insulator body, the enhancing roof globality of polymerization crystal silicon insulator, prevents from ftractureing.
Compared with prior art, the beneficial effects of the utility model are：
1st, upper connecting portion, lower connecting portion and core body are made of epoxide resin material one-shot forming, reduce production process,
Avoid leak adhesive phenomenon and the insecure risk of mechanical performance in Conventional end Joining Technology.The upper connecting portion of insulation, lower connection
Portion's structure, the creep age distance and dry arcing distance of insulator are added, does not produce corona phenomenon, effectively raises the electricity of insulator
Gas insulating properties.
2nd, polymerization crystal silicon roof bow insulator described in the utility model, insulator is made using polymerization crystal silicon material injection
Insulating coating of the body as core body, its electric simulation strength and mechanical strength is set to be more than similar composite insulator, and with resistance to
The advantages of pressure is high, installation is simple.Polymerization crystal silicon material has high mechanical strength, resistance to lightning impulse, anti-radio interference ability, resistance to
Pollution flashover, resistance to mist dodge the stronger premium properties of ability.
Brief description of the drawings
Fig. 1 is the structural representation that roof described in the utility model polymerize crystal silicon insulator.
Fig. 2 is the structural representation of core body.
Embodiment
To make the purpose of this utility model and technical scheme clearer, below in conjunction with the utility model embodiment to this
The technical scheme of utility model is clearly and completely described.
As shown in Figure 1, 2, a kind of roof polymerization crystal silicon insulator, including core body 2 and made using polymerization crystal silicon material
Insulator body 1, insulator body 1 is coated on core body 2；The upper end of core body 2 is provided with connecting portion 3, the lower end of core body 2
Lower connecting portion 4 is provided with, core body 2, upper connecting portion 3 and lower connecting portion 4 are structure as a whole, and core body 2, upper connecting portion 3 and lower company
Socket part 4 is made of epoxide resin material.In the present embodiment, the upper connecting portion 3 is discoid that the center of upper connecting portion is opened
Provided with screwed hole 5, lower connecting portion 4 is flange.It is threadedly coupled using bolt with upper connecting portion 3, polymerize roof by bolt
The upper end of crystal silicon insulator is connected with locomotive roof pantograph device, by flange 4 by roof with polymerization crystal silicon insulator
End is connected with locomotive car top.
In the present embodiment, the both ends of core body 2 offer annular groove 6.Because the both ends of core body 2 are core body 2 and insulator
The junction of body 1, and the polymerization crystal silicon coating thickness at the both ends of core body 2 is relatively thin, by offering ring at the both ends of core body 2
Shape groove improves core body 2 and the adhesion of insulator body 1, the enhancing roof globality of polymerization crystal silicon insulator, prevents from ftractureing.
In the present embodiment, core body 2 includes the annular groove 6 circumferentially and vertically opened up.
There is polymerization crystal silicon material high mechanical strength, resistance to lightning impulse, anti-radio interference ability, resistance to pollution flashover, resistance to mist to dodge
The stronger premium properties of ability, therefore use polymerization crystal silicon material that insulator body use is made, make the electricity of roof bow insulator absolutely
Edge intensity and mechanical strength are more than similar composite insulator, and have the advantages of high pressure, installation is simple.
Herein described roof is first to be made using Shooting Technique one-shot forming with the affected process of polymerization crystal silicon insulator
Good core body 2, upper connecting portion 3 and the lower integrative-structure of connecting portion 4, then core body is placed in the mould for making insulator body,
Then roof polymerization crystal silicon insulator is formed after the cooling of block Soviet Union by the polymerization crystal silicon injection mould of melting at high temperature.
There is molten condition in the surface of 190 degree of lower epoxy resin core bodys, and polymerization crystal silicon has good compatibility with epoxy resin core body,
So polymerization crystal silicon can coat more closely knit, the sealing property of insulator body and core body is more excellent, further strengthens
The bulk strength of polymerization crystal silicon roof bow insulator.
The upper connecting portion 3, lower connecting portion 4 are to be made using epoxy resin one-shot forming with core body, and non-traditional interior wedge
Formula, outer wedge-type, inside and outside wedge-type and the end Joining Technology such as adhered.Epoxy resin have high intensity, toughness and chemicals-resistant,
The advantages of wearability, electrical insulation properties are excellent.Core body and upper connecting portion, lower connecting portion integrated design, greatly improve insulation
The mechanical performance of son, effectively prevent in the Joining Technology of conventional insulators end caused by leak adhesive that mechanical performance is unreliable to ask
Topic, and integrated design, reduce production process, reduce production cost and the time of polymerization crystal silicon roof bow insulator.
In addition, after upper connecting portion, lower connecting portion and core body are made using epoxy resin one-shot forming, polymerization crystal silicon roof bow
The insulating properties of insulator further improve.Upper connecting portion, the insulation of lower connecting portion, the creep age distance of insulator is added with doing
Arc so that insulator avoid in the process of running it is breakdown, improve the resistance to lightning impulse voltage of insulator without increase insulator
Structure height and weight；Insulation upper connecting portion, lower connecting portion structure in the process of running, do not produce corona phenomenon, solve
The problem of existing silicon rubber roof produces corona with pillar insulator.
Do not done in the utility model illustrate be prior art or by prior art i.e. can be achieved, Er Qieben
It is only preferably case study on implementation of the present utility model that case is embodied described in utility model, is not used for limiting this practicality
New practical range.The equivalent changes and modifications that i.e. all contents according to present utility model application the scope of the claims are made, should all make
For technology category of the present utility model.
Claims (4)
1. a kind of roof polymerization crystal silicon insulator, it is characterised in that made including core body (2) and using polymerization crystal silicon material
Insulator body (1), cavity is offered along its length in insulator body (1), core body (2) is embedded in insulator body
(1) in cavity；The upper end of the core body (2) is provided with connecting portion (3), the lower end of core body (2) is provided with lower connecting portion
(4), core body (2), upper connecting portion (3) and lower connecting portion (4) are structure as a whole, and core body (2), upper connecting portion (3) and lower connection
Portion (4) is made of epoxide resin material.
2. roof according to claim 1 polymerization crystal silicon insulator, it is characterised in that the upper connecting portion (3) is circle
Plate-like, the center of upper connecting portion offer screwed hole (31).
3. roof according to claim 1 or 2 polymerization crystal silicon insulator, it is characterised in that the lower connecting portion (4) is
Flange.
4. roof according to claim 3 polymerization crystal silicon insulator, it is characterised in that core body (2) both ends open up
There is annular groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516706.2U CN206758193U (en) | 2017-05-10 | 2017-05-10 | A kind of roof polymerization crystal silicon insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720516706.2U CN206758193U (en) | 2017-05-10 | 2017-05-10 | A kind of roof polymerization crystal silicon insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206758193U true CN206758193U (en) | 2017-12-15 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720516706.2U Active CN206758193U (en) | 2017-05-10 | 2017-05-10 | A kind of roof polymerization crystal silicon insulator |
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| CN (1) | CN206758193U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109852311A (en) * | 2018-12-29 | 2019-06-07 | 南京大学 | Adhesive composition for polyolefin composite insulator |
| CN110136900A (en) * | 2019-05-01 | 2019-08-16 | 青州市力王电力科技有限公司 | A kind of compound disc insulator and its manufacturing method of new construction |
-
2017
- 2017-05-10 CN CN201720516706.2U patent/CN206758193U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109852311A (en) * | 2018-12-29 | 2019-06-07 | 南京大学 | Adhesive composition for polyolefin composite insulator |
| CN109852311B (en) * | 2018-12-29 | 2021-01-12 | 南京大学 | Adhesive composition for polyolefin composite insulator |
| CN110136900A (en) * | 2019-05-01 | 2019-08-16 | 青州市力王电力科技有限公司 | A kind of compound disc insulator and its manufacturing method of new construction |
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