CN108736363A - A kind of High aititude shielding contact box - Google Patents
A kind of High aititude shielding contact box Download PDFInfo
- Publication number
- CN108736363A CN108736363A CN201810478360.0A CN201810478360A CN108736363A CN 108736363 A CN108736363 A CN 108736363A CN 201810478360 A CN201810478360 A CN 201810478360A CN 108736363 A CN108736363 A CN 108736363A
- Authority
- CN
- China
- Prior art keywords
- epoxy resin
- parts
- curing agent
- shielding contact
- contact box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B11/00—Switchgear having carriage withdrawable for isolation
- H02B11/02—Details
- H02B11/04—Isolating-contacts, e.g. mountings or shieldings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Laminated Bodies (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a kind of High aititude shielding contact boxes, include the epoxy resin structural on surface, and the box body and shading ring coated by epoxy resin structural, the raw material of wherein epoxy resin structural include epoxy resin, curing agent and auxiliary agent, above-mentioned epoxy resin:Curing agent:The weight ratio of auxiliary agent is 1:0.8:2.7, its epoxy resin is the graceful CY5524 epoxy resin of Hensel, curing agent is the graceful HY5524 curing agent of Hensel, and the auxiliary agent includes 80-85 parts of silica, 5-8 parts of zinc stearates, 2-3 parts of diamonds, 0.1-0.5 parts of cerium oxide, 0.5-1 parts of titanium dioxide by weight.The High aititude shielding contact box that the present invention obtains, has higher mechanical performance, remarkable dielectric properties, resistance to ultraviolet radiation and corrosion resistance, excellent anti-cracking performance, condensation humidity variation under environment of high-altitude area, insulation ageing problem are can adapt to, while service life is long, and insulating properties is high.
Description
Technical field
The present invention relates to a kind of electrical equipments, especially High aititude shielding contact box.
Background technology
Shielding contact box is epoxy resin APG operation pressure gel forming structures, is used for various handcart switch cabinets, is risen exhausted
Edge is isolated and connection transitional function.
Insulation technology level is one of the key factor of decision shielding contact box quality, and in the environment of high altitude localities
Under, to the insulating material properties of shielding contact box, there are many points different from the requirement of plains region, such as space insulation distance
Calculate, high altitude localities natural temperature differential change greatly, rarefaction of air, and atmospheric ozone layer and uitraviolet intensity are different.
Invention content
A kind of High aititude shielding contact box is provided the purpose of the present invention is to solve above-mentioned the deficiencies in the prior art.
To achieve the goals above, the High aititude shielding contact box designed by the present invention, includes the epoxy resin knot on surface
The raw material of structure, the box body and shading ring coated by epoxy resin structural, wherein epoxy resin structural include epoxy resin, solidification
Agent and auxiliary agent, above-mentioned epoxy resin：Curing agent：The weight ratio of auxiliary agent is 1:0.8:2.7, epoxy resin is that Hensel is graceful
CY5524 epoxy resin, curing agent are the graceful HY5524 curing agent of Hensel, and the auxiliary agent includes 80-85 parts of titanium dioxides by weight
Silicon, 5-8 part zinc stearate, 2-3 parts of diamonds, 0.1-0.5 parts of cerium oxide, 0.5-1 parts of titanium dioxide.
The granular size of the silica is 300-500 mesh.
The material of the shading ring is electroconductive nylon.
The glass transition temperature of the epoxy resin is 100-120 DEG C.
The High aititude shielding contact box that the present invention obtains, has higher mechanical performance, and remarkable dielectric properties are good
High temperature resistance, resistance to ultraviolet radiation and corrosion resistance, excellent anti-cracking performance can adapt to high altitude localities ring
Condensation humidity variation under border, insulation ageing problem, while service life is long, insulating properties is high.Wherein shielding contact box is in height above sea level
At 2000 meters, industrial frequency withstand voltage value is 107.35KV/min；In 2500 meters of height above sea level, industrial frequency withstand voltage value is 114KV/min.Separately
The partial discharge quantity of external shield contact box is less than 3pC.
Specific implementation mode
With reference to embodiment, the present invention is further described.
Embodiment 1：
High aititude shielding contact box provided in this embodiment, includes the epoxy resin structural on surface, is coated by epoxy resin structural
Box body and shading ring, the raw material of wherein epoxy resin structural include epoxy resin, curing agent and auxiliary agent, above-mentioned asphalt mixtures modified by epoxy resin
Fat:Curing agent:The weight ratio of auxiliary agent is 1:0.8:2.7, epoxy resin is the graceful CY5524 epoxy resin of Hensel, and curing agent is
The graceful HY5524 curing agent of Hensel, the auxiliary agent include 80-85 parts of silica, 5-8 parts of zinc stearates, 2-3 parts of gold by weight
Hard rock, 0.1-0.5 part cerium oxide, 0.5-1 parts of titanium dioxide.
The granular size of the silica is 300-500 mesh.
The material of the shading ring is electroconductive nylon.
The glass transition temperature of the epoxy resin is 100-120 DEG C,
The High aititude shielding contact box that the present embodiment obtains, has higher mechanical performance, and remarkable dielectric properties are good resistance to
High-temperature behavior, resistance to ultraviolet radiation and corrosion resistance, excellent anti-cracking performance, can adapt to environment of high-altitude area
Under the variation of condensation humidity, insulation ageing problem, while service life is long, and insulating properties is high.Wherein shielding contact box is in height above sea level
At 2000 meters, industrial frequency withstand voltage value is 107.35KV/min；In 2500 meters of height above sea level, industrial frequency withstand voltage value is 114KV/min.Separately
The partial discharge quantity of external shield contact box is less than 3pC.
Claims (4)
1. a kind of High aititude shielding contact box, which is characterized in that the epoxy resin structural including surface, by epoxy resin structural packet
The raw material of the box body and shading ring covered, wherein epoxy resin structural include epoxy resin, curing agent and auxiliary agent, above-mentioned asphalt mixtures modified by epoxy resin
Fat：Curing agent：The weight ratio of auxiliary agent is 1:0.8:2.7, epoxy resin is the graceful CY5524 epoxy resin of Hensel, and curing agent is
The graceful HY5524 curing agent of Hensel, the auxiliary agent include 80-85 parts of silica, 5-8 parts of zinc stearates, 2-3 parts of gold by weight
Hard rock, 0.1-0.5 part cerium oxide, 0.5-1 parts of titanium dioxide.
2. High aititude shielding contact box according to claim 1, it is characterised in that：The granular size of the silica is
300-500 mesh.
3. High aititude shielding contact box according to claim 1, it is characterised in that：The material of the shading ring is conductive Buddhist nun
Dragon.
4. High aititude shielding contact box according to claim 1, it is characterised in that：The glass transition of the epoxy resin
Temperature is 100-120 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810478360.0A CN108736363A (en) | 2018-05-18 | 2018-05-18 | A kind of High aititude shielding contact box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810478360.0A CN108736363A (en) | 2018-05-18 | 2018-05-18 | A kind of High aititude shielding contact box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108736363A true CN108736363A (en) | 2018-11-02 |
Family
ID=63937634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810478360.0A Pending CN108736363A (en) | 2018-05-18 | 2018-05-18 | A kind of High aititude shielding contact box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108736363A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899793A (en) * | 2006-07-11 | 2007-01-24 | 扬州东源电力设备有限公司 | Method for producing environment friendly insulator |
| CN201466486U (en) * | 2009-08-14 | 2010-05-12 | 中国西电电气股份有限公司 | Contact box with shield structure |
| CN204030288U (en) * | 2014-09-01 | 2014-12-17 | 芦静 | A kind of 40.5kV switch cubicle three shielding small size contact boxs |
| CN104250427A (en) * | 2013-06-27 | 2014-12-31 | 三菱电机株式会社 | Cast Molding Epoxy Resin Composition, High Voltage Equipment Molded Goods Using Same, And Method Of Manufacturing High Voltage Equipment Molded Goods |
-
2018
- 2018-05-18 CN CN201810478360.0A patent/CN108736363A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1899793A (en) * | 2006-07-11 | 2007-01-24 | 扬州东源电力设备有限公司 | Method for producing environment friendly insulator |
| CN201466486U (en) * | 2009-08-14 | 2010-05-12 | 中国西电电气股份有限公司 | Contact box with shield structure |
| CN104250427A (en) * | 2013-06-27 | 2014-12-31 | 三菱电机株式会社 | Cast Molding Epoxy Resin Composition, High Voltage Equipment Molded Goods Using Same, And Method Of Manufacturing High Voltage Equipment Molded Goods |
| CN204030288U (en) * | 2014-09-01 | 2014-12-17 | 芦静 | A kind of 40.5kV switch cubicle three shielding small size contact boxs |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181102 |