CN201522895U - Composite insulating outgoing line bushing - Google Patents
Composite insulating outgoing line bushing Download PDFInfo
- Publication number
- CN201522895U CN201522895U CN2009202465277U CN200920246527U CN201522895U CN 201522895 U CN201522895 U CN 201522895U CN 2009202465277 U CN2009202465277 U CN 2009202465277U CN 200920246527 U CN200920246527 U CN 200920246527U CN 201522895 U CN201522895 U CN 201522895U
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- China
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- lower flange
- epoxy glass
- glass fiber
- fiber reinforced
- reinforced plastic
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Abstract
The utility model relates to a composite insulating outgoing line bushing which is characterized by comprising an epoxy glass steel cylinder as well as an upper flange and a lower flange which are respectively arranged at two ends of the epoxy glass steel cylinder and adopt metal materials, wherein the inner surfaces of the upper flange and the lower flange are provided with a plurality of annular grooves at intervals along the axial direction; corresponding to the annular grooves, the outer surface of the epoxy glass steel cylinder is also provided with annular grooves; the annular groove sections at two ends of the epoxy glass steel tube are in clearance fit with the upper flange and the lower flange in inner diameters; and the clearance and the annular grooves are poured with sealant; the tail parts of the upper flange and the lower flange are in interference fit with the epoxy glass steel cylinder. The composite insulating outgoing line bushing ensures the electrical property and mechanical strength, simultaneously has higher air tightness, can be widely applied to various high-voltage equipment, and particularly to the process of introducing the high-voltage electric potential of an electric wire or a cable into a metal fully enclosed-type assembled switch gear.
Description
Technical field
The utility model relates to a kind of outlet sleeve pipe, particularly about a kind of compound external insulation outlet sleeve pipe.
Background technology
The outlet sleeve pipe generally all is in heeling condition in the actual installation process, have in addition be in level, and the inner above SF of 0.6MPa that is filled with
6Gas can steady in a long-term turn round in order to guarantee this equipment, and the air-tightness of lead collar tube body is had relatively high expectations, and requires a year leak rate to be not more than 1% on the GB, and the enterprise that has requires higher, need reach 0.1%.And in compound external insulation outlet sleeve pipe, flange and epoxy glass fiber reinforced plastic cylinder belong to different materials, and fit system control is bad, as easy as rolling off a log gas leakage.Be difficult to control because integrally-built limitation installs sealing ring additional in actual production process simultaneously, during high temperature compacting composite sheath, sealing ring is added thermal impact, and its ageing resistace is difficult to be protected.
Summary of the invention
At the problems referred to above, the purpose of this utility model provides a kind of when guaranteeing electric property and mechanical strength, possesses higher bubble-tight compound external insulation outlet sleeve pipe.
For achieving the above object, the utility model is taked following technical scheme: a kind of compound external insulation outlet sleeve pipe, it is characterized in that: it comprises an epoxy glass fiber reinforced plastic cylinder and a upper flange and a lower flange at its two ends is set respectively, on described, lower flange adopts metal material, on described, the inner surface of lower flange is arranged at intervals with some roads ring-shaped groove vertically, corresponding with it, the outer surface of described epoxy glass fiber reinforced plastic cylinder also is provided with ring-shaped groove, the ring-shaped groove section at described epoxy glass fiber reinforced plastic cylinder two ends and described on, the lower flange internal diameter adopts matched in clearance, and is perfused with fluid sealant in described gap and the ring-shaped groove; Described upper and lower flange internal diameter afterbody and described epoxy glass fiber reinforced plastic cylinder adopt interference fit.
Be respectively arranged with hole for injecting glue and venthole on the described upper and lower flange.
Described upper and lower flange internal diameter afterbody is provided with installing hole, is provided with the screw that connects described epoxy glass fiber reinforced plastic cylinder in described installing hole.
The utility model is owing to take above technical scheme, it has the following advantages: 1, the utility model since on epoxy glass fiber reinforced plastic cylinder external diameter and upper and lower flange internal diameter the corresponding ring-shaped groove that is provided with, and the ring-shaped groove in correspondence cooperates the section place to be installed with the gap, therefore when after perfusion fluid sealant between epoxy glass fiber reinforced plastic cylinder and the upper and lower flange and curing, epoxy glass fiber reinforced plastic cylinder and upper and lower flange are combined together have higher intensity, and can form multiple-sealed barrier, thoroughly solved the air-tightness problem of compound external insulation outlet sleeve pipe partial structurtes.2, the utility model is because epoxy glass fiber reinforced plastic cylinder is provided with hole for injecting glue and steam vent with the upper and lower flange of the section of cooperation of the shape groove of upper and lower flange ring, therefore when the hole for injecting glue of upper and lower flange is poured into fluid sealant to gap and ring-shaped groove, fluid sealant is in barotropic state, bubble can be drained from steam vent, thereby has guaranteed that no bubble is residual in ring-shaped groove and the gap.3, the utility model adopts the mode of the upper and lower flange of heating that it is set on the epoxy glass fiber reinforced plastic cylinder, forming upper and lower flange is connected with the interference fit of all the other paragraphs of epoxy glass fiber reinforced plastic cylinder, radially installing hole is set on upper and lower flange simultaneously, and by screw upper and lower flange is connected on the epoxy glass fiber reinforced plastic cylinder, form firm cooperation.The utility model possesses higher air-tightness when guaranteeing electric property and mechanical strength, it can be widely used in the various high-tension apparatuses, particularly the high voltage potential of electric wire or cable is introduced in the process of GIS (metal all-closed formula combined electrical apparatus).
Description of drawings
Fig. 1 is the utility model structural representation
Embodiment
Below in conjunction with drawings and Examples the utility model is described in detail.
As shown in Figure 1, the utility model comprises an epoxy glass fiber reinforced plastic cylinder 1, and epoxy glass fiber reinforced plastic cylinder 1 upper and lower part is provided with a upper flange 2 and a lower flange 3 respectively.Upper and lower flange 2,3 can adopt nonferrous materials, and upper and lower flange 2,3 is provided with a step 4 near on the internal diameter of end face of flange, with after epoxy glass fiber reinforced plastic cylinder 1 is installed, withstands on epoxy glass fiber reinforced plastic cylinder 1 two ends.
Axially spaced-apart is provided with some roads ring-shaped groove 5 in the internal diameter upper edge of upper and lower flange 2,3, and the cross section of ring-shaped groove 4 is circular arc as far as possible.Corresponding with the ring-shaped groove 5 on the upper and lower flange 2,3, on epoxy glass fiber reinforced plastic cylinder 1, also be processed with measure-alike ring-shaped groove 6, when cooperating, the two can form the rounded seal groove of a ring cross-section, in seal groove, can pour into fluid sealant.
In order to guarantee the flowability in the fluid sealant filling process, the diameter of the two ends paragraph of the ring-shaped groove 6 that epoxy glass fiber reinforced plastic cylinder 1 is provided with is respectively less than the diameter at epoxy glass fiber reinforced plastic cylinder 1 middle part, like this when with upper and lower flange 2,3 heating collars on epoxy glass fiber reinforced plastic cylinder 1 time, the paragraph that ring-shaped groove 6 is not set on the epoxy glass fiber reinforced plastic cylinder 1 will form interference fit with upper and lower flange 2,3, and epoxy glass fiber reinforced plastic cylinder 1 is provided with the matched in clearance that the paragraph of ring-shaped groove 6 will form broad with upper and lower flange 2,3.Upper and lower flange 2,3 radially be provided with hole for injecting glue 7 and venthole 8, in ring-shaped groove 5,6 and gap, pour into fluid sealant with convenient.
In order to guarantee the connectivity robustness of interference fit paragraph, can on ring flange 2,3 and epoxy glass fiber reinforced plastic cylinder 1, be oppositely arranged through hole 9, to be connected with epoxy glass fiber reinforced plastic cylinder 1 by fixture (, but being not limited thereto) such as rivet.
Be a specific embodiment below.
Upper and lower flange 2,3 internal diameter height overall 130mm, car goes out six roads (being not limited thereto) ring-shaped groove 5 in the long scope of 100mm, and groove is rounded down, and same position is cut the ring-shaped groove 6 of same structure size on the epoxy glass fiber reinforced plastic cylinder 1 that matches with it.The outside dimension of epoxy glass fiber reinforced plastic cylinder 1 upper and lower end 100mm length is than the little 2～3mm of upper and lower flange 2,3 internal diameter sizes, and epoxy glass fiber reinforced plastic cylinder 1 all the other external diameters are identical with upper and lower flange 2,3 internal diameter sizes, but the above matching allowance of 0.05mm is arranged, thereby guarantee upper and lower flange 2,3 and the long interference fit of epoxy glass fiber reinforced plastic cylinder 1 local 30mm, form good cooperation location.Because the six road ring-shaped grooves 5,6 at matched in clearance place are corresponding one by one, constitute tight closed chamber, the inner filling fluid sealant, form six road sealing barriers behind the sealing glue solidifying, and epoxy glass fiber reinforced plastic cylinder 1 combines together with upper and lower flange 2,3, have higher intensity, thoroughly solved the air-tightness problem of compound external insulation outlet sleeve pipe partial structurtes.
When the hole for injecting glue 7 of upper and lower flange 2,3 is poured into fluid sealant to gap and ring-shaped groove 5,6, fluid sealant is in barotropic state, and bubble can be drained from steam vent 8, thereby has guaranteed that no bubble is residual in ring-shaped groove 5,6 and the gap.After the bubble emptying, steam vent is blocked, hole for injecting glue is blocked with the same manner, through after a while, and the fluid sealant full solidification, thus finished overall structure.
Claims (3)
1. compound external insulation outlet sleeve pipe, it is characterized in that: it comprises an epoxy glass fiber reinforced plastic cylinder and a upper flange and a lower flange at its two ends is set respectively, described upper and lower flange adopts metal material, the inner surface of described upper and lower flange is arranged at intervals with some roads ring-shaped groove vertically, corresponding with it, the outer surface of described epoxy glass fiber reinforced plastic cylinder also is provided with ring-shaped groove, the ring-shaped groove section at described epoxy glass fiber reinforced plastic cylinder two ends and described upper and lower flange internal diameter adopt matched in clearance, and are perfused with fluid sealant in described gap and the ring-shaped groove; Described upper and lower flange internal diameter afterbody and described epoxy glass fiber reinforced plastic cylinder adopt interference fit.
2. a kind of compound external insulation outlet sleeve pipe as claimed in claim 1 is characterized in that: be respectively arranged with hole for injecting glue and venthole on the described upper and lower flange.
3. a kind of compound external insulation outlet sleeve pipe as claimed in claim 1 or 2 is characterized in that: described upper and lower flange internal diameter afterbody is provided with installing hole, is provided with the screw that connects described epoxy glass fiber reinforced plastic cylinder in described installing hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202465277U CN201522895U (en) | 2009-10-30 | 2009-10-30 | Composite insulating outgoing line bushing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009202465277U CN201522895U (en) | 2009-10-30 | 2009-10-30 | Composite insulating outgoing line bushing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201522895U true CN201522895U (en) | 2010-07-07 |
Family
ID=42509071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009202465277U Expired - Lifetime CN201522895U (en) | 2009-10-30 | 2009-10-30 | Composite insulating outgoing line bushing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201522895U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842863A (en) * | 2012-09-26 | 2012-12-26 | 中电装备恩翼帕瓦（山东）高压开关有限公司 | GIS (Gas Insulated Switchgear) flange sealing assembly and method for injecting waterproof glue for assembly |
| CN106876055A (en) * | 2017-03-15 | 2017-06-20 | 河南鑫海电力设备有限公司 | Insulator with pin backing member |
-
2009
- 2009-10-30 CN CN2009202465277U patent/CN201522895U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842863A (en) * | 2012-09-26 | 2012-12-26 | 中电装备恩翼帕瓦（山东）高压开关有限公司 | GIS (Gas Insulated Switchgear) flange sealing assembly and method for injecting waterproof glue for assembly |
| CN102842863B (en) * | 2012-09-26 | 2015-04-01 | 山东电工电气日立高压开关有限公司 | GIS (Gas Insulated Switchgear) flange sealing assembly and method for injecting waterproof glue for assembly |
| CN106876055A (en) * | 2017-03-15 | 2017-06-20 | 河南鑫海电力设备有限公司 | Insulator with pin backing member |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100707 |
|
| CX01 | Expiry of patent term |