CN201302865Y - Porcelain bushing of vacuum circuit breaker - Google Patents
Porcelain bushing of vacuum circuit breaker Download PDFInfo
- Publication number
- CN201302865Y CN201302865Y CNU2008201480152U CN200820148015U CN201302865Y CN 201302865 Y CN201302865 Y CN 201302865Y CN U2008201480152 U CNU2008201480152 U CN U2008201480152U CN 200820148015 U CN200820148015 U CN 200820148015U CN 201302865 Y CN201302865 Y CN 201302865Y
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- CN
- China
- Prior art keywords
- porcelain body
- porcelain
- gamp
- diameter
- circuit breaker
- 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.)
- Expired - Fee Related
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Abstract
The utility model relates to a porcelain bushing of a vacuum circuit breaker used under 110 KV, which comprises a porcelain body and ring flanges at two ends thereof. The porcelain bushing is characterized in that the porcelain body is an integral part made of high alumina material; the ring flanges at two ends of the porcelain body are made of high-intensity aluminum casting alloy or hot dipping ductile iron; the porcelain body and the ring flanges are bonded through Portland cement adhesive larger than or equal to No.500; the length of the porcelain body is 1300mm; and a hollow part is formed in the middle of the porcelain body, and big umbrella structures and small umbrella structures are arranged outside the porcelain body and arranged at intervals. The utility model has the advantages of favorable mechanical strength, good pollution resistance, high dirtiness grade, and better high voltage resistant and dust proof effects, and can be widely applied in the industries such as mines, electrical power, metallurgy, railroads, etc.
Description
Technical field
Technical field under the utility model relates to a kind of electrical materials and appliances, specifically relates to the vacuum circuit breaker porcelain bushing of a kind of 110KV of applying to.
Background technology
At present, relating to the vacuum circuit breaker porcelain bushing that applies to the such voltage levels of 110KV mostly is to adopt organic (or inorganic) adhered, such vacuum circuit breaker porcelain bushing is in such shortcoming: bad mechanical property, bending strength is low, bonding position easy fracture, thereby influence the electric property of product, can not effectively satisfy specification requirement and instructions for use, also have the problem of the unreasonable structure of design in addition product.
Summary of the invention
Technical problem to be solved in the utility model provides the integral type vacuum circuit breaker porcelain bushing of a kind of 110KV of satisfying high voltage requirement.
Technical solution adopted in the utility model is: vacuum circuit breaker porcelain bushing, comprise the ring flange at porcelain body and porcelain body two ends, and it is characterized in that: porcelain body is whole one, and described porcelain body is a high alumina refractories, the ring flange at described porcelain body two ends is circular; Ring flange is the spheroidal graphite cast-iron ring flange that high strength cast aluminium alloy or hot galvanizing are arranged, porcelain body and ring flange usefulness 〉=500# portland cement adhesive mucilage binding; Ring flange is divided into upper flange plate and lower flange, and ring flange is provided with the screw hole for connection; The length of described porcelain body is 1300mm; Have hollow parts in the middle of the described porcelain body, hollow parts is divided into hollow parts and following hollow parts, and there are gamp and umbellule structure in the outside, and gamp and umbellule are spaced, and described gamp is divided into gamp and following gamp; The described diameter of going up hollow parts is 135 ± 4mm, and the diameter of following hollow parts is 185 ± 5mm, and last gamp diameter is 310mm, and following gamp diameter is 366mm; Described upper flange plate height is 60mm, and the lower flange height is 90mm, and upper flange plate is provided with the screw hole of 8 diameter 12mm, and lower flange is provided with the screw hole of 12 diameter 15mm; The distance of center circle diameter in the two-screw hole by upper flange plate center of circle correspondence is 254mm, and the distance of center circle diameter in the two-screw hole by lower flange center of circle correspondence is 314mm.
Because the utility model has been taked above structure, make needs that just can satisfy the such voltage levels of 110KV of such vacuum circuit breaker porcelain bushing, and have conveniently install, stability is strong, overall structure is rigorous, the characteristics of external insulation electric property and good mechanical property.
Description of drawings
Fig. 1 is the structural representation of the utility model vacuum circuit breaker porcelain bushing
Wherein, 1, porcelain body 2, ring flange 21, upper flange plate 22, lower flange 3, gamp 31, go up gamp 32, down gamp 4 umbellules 5, hollow parts 51, go up hollow parts 52, hollow parts 6, screw hole down
The length of H one porcelain body
h
1The height of-upper flange plate
h
2The height of-lower flange
D
1---go up gamp diameter
D
2---following gamp diameter
d
1---the pass through distance of center circle diameter of two screws of upper flange plate center of circle correspondence
d
2---the pass through distance of center circle diameter of two screws of lower flange center of circle correspondence
d
3---the go up diameter of hollow parts
d
4The diameter of---following hollow parts
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
Vacuum circuit breaker porcelain bushing: comprise the ring flange 2 at porcelain body 1 and porcelain body 1 two ends, it is characterized in that: porcelain body 1 is whole one, and described porcelain body 1 is a high alumina refractories, and the ring flange 2 at described porcelain body 1 two ends is circular; Ring flange 1 is the spheroidal graphite cast-iron ring flange 2 that high strength cast aluminium alloy or hot galvanizing are arranged, and porcelain body 1 is connected with ring flange 2 usefulness 〉=500# portland cement adhesive mucilage binding; Ring flange 2 is divided into upper flange plate 21 and lower flange 22, and ring flange 2 is provided with the screw hole 6 for connection; The long H of described porcelain body 1 is 1300mm; Have hollow parts 5 in the middle of the described porcelain body 1, hollow parts 5 is divided into hollow parts 51 and following hollow parts 52, and there are gamp 3 and umbellule 4 structures in the outside, and gamp 3 and umbellule 4 are spaced, and described gamp 3 is divided into gamp 32 and following gamp 32; The described diameter d that goes up hollow parts 51
3Be 135 ± 4mm, the diameter d of following hollow parts 52
4Be 185 ± 5mm, last gamp 31 diameter D
1Be 316mm, following gamp 32 diameter D
2Be 366mm; Described upper flange plate 21 high h
1Be 60mm, lower flange 22 high h
2Be 90mm, upper flange plate 21 is provided with the screw hole 6 of 8 diameter 12mm, and lower flange 22 is provided with the screw hole 6 of 12 diameter 15mm; The distance of center circle diameter d in the two-screw hole 6 by upper flange plate 21 center of circle correspondences
1Be 254mm, the distance of center circle diameter d in the two-screw hole 6 by lower flange 22 center of circle correspondences
2Be 314mm.
Such vacuum circuit breaker porcelain bushing has excellent mechanical intensity, hydraulic pressure breakdown strength and good electric property, and umbellate form adopts open big umbellule, and anti-pollution characteristic is good, the gradation for surface pollution height; High pressure resistant, dustproof better effects can be reached, industries such as mine, electric power, metallurgy, railway can be widely used in.
Claims (4)
1, vacuum circuit breaker porcelain bushing: the ring flange (2) that comprises porcelain body (1) and porcelain body (1) two ends, it is characterized in that: porcelain body (1) is whole one, described porcelain body (1) is a high alumina refractories, the ring flange (2) at described porcelain body (1) two ends is circular, ring flange (2) is the spheroidal graphite cast-iron ring flange (2) that high strength cast aluminium alloy or hot galvanizing are arranged, porcelain body (1) and ring flange (2) are connected with 〉=500# portland cement adhesive mucilage binding, ring flange (2) is divided into upper flange plate (21) and lower flange (22), and ring flange (2) is provided with the screw hole (6) for connection.
2, vacuum circuit breaker porcelain bushing according to claim 1, it is characterized in that: the length (H) of described porcelain body (1) is 1300mm, has hollow parts (5) in the middle of the described porcelain body (1), hollow parts (5) is divided into hollow parts (51) and following hollow parts (52), there are gamp (3) and umbellule (4) structure in the outside, gamp (3) and umbellule (4) are spaced, and gamp is divided into (3) and goes up gamp (31) and following gamp (32).
3, vacuum circuit breaker porcelain bushing according to claim 2 is characterized in that: the described diameter (d that goes up hollow parts (51)
3) be 135 ± 4mm, the diameter (d of following hollow parts (52)
4) be 185 ± 5mm, last gamp (31) diameter (D
1) be 316mm, following gamp (32) diameter (D
2) be 366mm.
4, vacuum circuit breaker porcelain bushing according to claim 1 is characterized in that: the high (h of described upper flange plate (21)
1) be 60mm, the high (h of lower flange (22)
2) be 90mm, the screw hole (6) that it is 12mm that upper flange plate (21) is provided with 8 diameters, lower flange (22) are provided with the screw hole (6) of 12 diameter 15mm, the distance of center circle diameter (d in the two-screw hole (6) by upper flange plate (21) center of circle correspondence
1) be 254mm, the distance of center circle diameter (d in the two-screw hole (6) by lower flange (22) center of circle correspondence
2) be 314mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201480152U CN201302865Y (en) | 2008-07-17 | 2008-07-17 | Porcelain bushing of vacuum circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201480152U CN201302865Y (en) | 2008-07-17 | 2008-07-17 | Porcelain bushing of vacuum circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201302865Y true CN201302865Y (en) | 2009-09-02 |
Family
ID=41086494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201480152U Expired - Fee Related CN201302865Y (en) | 2008-07-17 | 2008-07-17 | Porcelain bushing of vacuum circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201302865Y (en) |
-
2008
- 2008-07-17 CN CNU2008201480152U patent/CN201302865Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090902 Termination date: 20120717 |