CN201251966Y - Strut porcelain bushing of sulfur hexafluoride circuit breaker - Google Patents
Strut porcelain bushing of sulfur hexafluoride circuit breaker Download PDFInfo
- Publication number
- CN201251966Y CN201251966Y CNU2008201481723U CN200820148172U CN201251966Y CN 201251966 Y CN201251966 Y CN 201251966Y CN U2008201481723 U CNU2008201481723 U CN U2008201481723U CN 200820148172 U CN200820148172 U CN 200820148172U CN 201251966 Y CN201251966 Y CN 201251966Y
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- sulfur hexafluoride
- porcelain body
- porcelain
- ring flange
- 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 strut porcelain bushing of sulfur hexafluoride circuit breaker, which is used in 500kV. The strut porcelain bushing of sulfur hexafluoride circuit breaker comprises a porcelain body and flange plates on two ends of the porcelain body. The strut porcelain bushing of sulfur hexafluoride circuit breaker is characterized in that the porcelain body is a whole and is made of high alumina materials, the flange plates on two ends of the porcelain body are high-intensity aluminum cast alloy or hot galvanizing nodular graphite cast iron flange plates, the porcelain body and the flange plates are packaged through using Portland cement glue bigger than or equal to No.500, the length of the porcelain body is 2180+-0.4mm, the outer shape of the porcelain body is a cylindrical shape, a hollow part is arranged in the middle, a big umbrella structure and a small umbrella structure are arranged outside, the big umbrella and the small umbrella are separately arranged, the strut porcelain bushing of sulfur hexafluoride circuit breaker has good mechanical strength, good pollution resistibility and high contamination grade, better effects of withstanding high voltage and proofing dust can be achieved, and the strut porcelain bushing of sulfur hexafluoride circuit breaker can be widely used in the industries such as mines, electric power, metallurgy, railroads and the like.
Description
Technical field
Technical field under the utility model relates to a kind of electrical materials and appliances, specifically relates to the strut porcelain bushing of sulfur hexafluoride circuit breaker of a kind of 110KV of applying to.
Background technology
At present, relating to the strut porcelain bushing of sulfur hexafluoride circuit breaker that applies to the such voltage levels of 500KV mostly is to adopt organic (or inorganic) adhered, such strut porcelain bushing of sulfur hexafluoride circuit breaker exists 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 structure of design and the problem of off size reason in addition product.
Summary of the invention
Technical problem to be solved in the utility model provides the integral type strut porcelain bushing of sulfur hexafluoride circuit breaker of a kind of 500KV of satisfying high voltage requirement.
Technical solution adopted in the utility model is: strut porcelain bushing of sulfur hexafluoride circuit breaker, comprise the ring flange at porcelain body and porcelain body two ends, 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, and the two ends ring flange is measure-alike; Ring flange has the spheroidal graphite cast-iron ring flange of high strength cast aluminium alloy or hot galvanizing; Porcelain body and ring flange are connected with 〉=550# 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 2180 ± 0.5mm; Described porcelain body profile is cylindrical, and the centre has hollow parts, and there are gamp and umbellule structure in the outside, and gamp and umbellule are spaced; The diameter of described hollow parts is 180mm, and the gamp diameter is 406mm; Described upper flange plate height is 135mm, and the lower flange height is 150mm, the screw hole that it is 16.5mm that ring flange is provided with 12 diameters, and the distance of center circle diameter in the two-screw hole by ring flange center of circle correspondence is 345mm.
Because the utility model has been taked above structure, make needs that just can satisfy the such voltage levels of 500KV of such strut porcelain bushing of sulfur hexafluoride circuit breaker, 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 strut porcelain bushing of sulfur hexafluoride circuit breaker
Wherein, 1, porcelain body 2, ring flange 21, upper flange plate 22, lower flange 3, gamp 4 umbellules 5, hollow parts 6, screw hole
The length of H-porcelain body
h
1The height of-upper flange plate
h
2The height of-lower flange
D---gamp diameter
d
1---the pass through distance of center circle of two screws of ring flange center of circle correspondence
d
2--the diameter of-hollow parts
Embodiment
The utility model will be further described below in conjunction with accompanying drawing.
Strut porcelain bushing of sulfur hexafluoride circuit breaker: 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, and two ends ring flange 2 is measure-alike; Ring flange 2 is spheroidal graphite cast-iron ring flanges 2 that high strength cast aluminium alloy or hot galvanizing are arranged, and porcelain body 1 is connected with ring flange 2 usefulness 〉=550# 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 2180 ± 0.5mm, and described porcelain body 1 profile is cylindrical, and the centre has hollow parts 5, and there are gamp 3 and umbellule 4 structures in the outside, and gamp 3 and umbellule 4 are spaced; The diameter d of described hollow parts 5
2Be 180mm, gamp 3 diameter D are 406mm; Described upper flange plate 21 high h
1Be 135mm, lower flange 22 high h
2Be 150mm, the screw hole 6 that it is 16.5mm that ring flange 2 is provided with 12 diameters, the distance of center circle diameter d in the two-screw hole 6 by ring flange 2 center of circle correspondences
1Be 345mm.
Such strut porcelain bushing of sulfur hexafluoride circuit breaker 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, strut porcelain bushing of sulfur hexafluoride circuit breaker, 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, and two ends ring flange (2) is measure-alike; 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, strut porcelain bushing of sulfur hexafluoride circuit breaker according to claim 1, it is characterized in that: the length (H) of described porcelain body (1) is 2180 ± 0.4mm, described porcelain body (1) profile is cylindrical, the centre has hollow parts (5), there are gamp (3) and umbellule (4) structure in the outside, and gamp (3) and umbellule (4) are spaced.
3, strut porcelain bushing of sulfur hexafluoride circuit breaker according to claim 2 is characterized in that: the diameter (d of described hollow parts (5)
2) be 180mm, gamp (3) diameter (D) is 406mm.
4, strut porcelain bushing of sulfur hexafluoride circuit breaker according to claim 1 is characterized in that: the high (h of described upper flange plate (21)
1) be 135mm, the high (h of lower flange (22)
2) be 150mm, ring flange (2) is provided with the screw hole (6) of 12 diameter 16.5mm, the distance of center circle diameter (d in the two-screw hole (6) by ring flange (2) center of circle correspondence
1) be 345mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201481723U CN201251966Y (en) | 2008-07-24 | 2008-07-24 | Strut porcelain bushing of sulfur hexafluoride circuit breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201481723U CN201251966Y (en) | 2008-07-24 | 2008-07-24 | Strut porcelain bushing of sulfur hexafluoride circuit breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201251966Y true CN201251966Y (en) | 2009-06-03 |
Family
ID=40747639
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201481723U Expired - Fee Related CN201251966Y (en) | 2008-07-24 | 2008-07-24 | Strut porcelain bushing of sulfur hexafluoride circuit breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201251966Y (en) |
-
2008
- 2008-07-24 CN CNU2008201481723U patent/CN201251966Y/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: 20090603 Termination date: 20120724 |