CN205984473U - Insulating sleeve - Google Patents
Insulating sleeve Download PDFInfo
- Publication number
- CN205984473U CN205984473U CN201620895169.2U CN201620895169U CN205984473U CN 205984473 U CN205984473 U CN 205984473U CN 201620895169 U CN201620895169 U CN 201620895169U CN 205984473 U CN205984473 U CN 205984473U
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- Prior art keywords
- flange
- insulating cylinder
- insulated sleeve
- cylinder
- insulating
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Abstract
The embodiment of the utility model discloses insulating sleeve, including first flange, a first insulation section of thick bamboo and second flange, wherein: first flange with second flange size is unanimous, just first flange with the second flange is located the both ends of a first insulation section of thick bamboo, first flange with the second flange with first insulation section of thick bamboo fixed connection, a first insulation section of thick bamboo evenly is provided with the arch at 45 degrees angles. The application provides an insulating sleeve evenly is provided with the arch at 45 degrees angles at the insulating cylinder, can reduce insulating sleeve and stand many times the damage that the flashover caused in the liquid nitrogen to insulating sleeve's life has been improved.
Description
Technical field
This utility model is related to high-voltage insulation techniques field, more particularly to a kind of insulated sleeve.
Background technology
Insulated sleeve is conventional a kind of instrument in power industry, be used to support and fixing bus with energized conductor and
Make between energized conductor or conductor and the earth between have enough distances and insulation.Constantly increase with power equipment voltage, to exhausted
The insulating properties of edge sleeve pipe require more and more higher.
Under normal circumstances, the gas in insulated sleeve or liquid, can be along putting that insulating surface occurs under action of high voltage
Electricity, voltage during its electric discharge is referred to as flashover voltage.After there is flashover, interelectrode voltage quickly falls to zero or close to zero.
Spark in flashover passage or electric arc make insulating surface hot-spot cause carbonization, and the phenomenon damaging surface insulation is referred to as flashover now
As it is aging, as found not in time or repairing, then that traditional insulated sleeve occurs multiple flashover to may result in insulated sleeve
Can damage further, in addition breakdown.In liquid nitrogen environment, because temperature is extremely low, material becomes fragile, during edge flashing, impact stress
Suddenly temperature change can make material surface more be subject to destroy.
Utility model content
A kind of insulated sleeve is provided, to solve insulated sleeve of the prior art in liquid nitrogen in this utility model embodiment
When using in environment, because flashover is fragile, the short problem of service life.
In order to solve above-mentioned technical problem, this utility model embodiment discloses following technical scheme：
A kind of insulated sleeve, including first flange, the first insulating cylinder and second flange, wherein：
Described first flange and described second flange are in the same size, and described first flange and described second flange are located at institute
State the two ends of the first insulating cylinder, described first flange is fixedly connected with described first insulating cylinder with described second flange；
Described first insulating cylinder is evenly arranged with the projection at 45 degree of angles.
Preferably, also include the second insulating cylinder, the shape of described second insulating cylinder is consistent with the shape of the first insulating cylinder, institute
State that the first insulating cylinder is consistent with the length of the second insulating cylinder, the radius of described second insulating cylinder is more than the half of described first insulating cylinder
Footpath.
Preferably, described first flange, described second flange are all fixedly connected with the two ends of described second insulating cylinder, described
First flange, described second flange, described first insulating cylinder and the second insulating cylinder surround a closed cavity.
Preferably, it is provided with insulant in described closed cavity.
Preferably, described first insulating cylinder, the second insulating cylinder include：Glassfiber insulation cylinder and reinforced plastics insulating cylinder
Any one.
Preferably, described first flange is identical with the material of second flange.
Preferably, the shape of described first flange and described second flange includes any one in circular, square and ellipse.
From above technical scheme, a kind of insulated sleeve that this utility model embodiment provides, including first flange, the
One insulating cylinder and second flange, wherein：Described first flange and described second flange are in the same size, and described first flange and institute
State the two ends that second flange is located at described first insulating cylinder, described first flange and described second flange and described first insulating cylinder
It is fixedly connected；Described first insulating cylinder is evenly arranged with the projection at 45 degree of angles.The insulated sleeve that the application provides is equal in insulating cylinder
The even projection being provided with 45 degree of angles, it is possible to reduce insulated sleeve is standing the damage of multiple flashover, thus improve insulation
The use birthday noodle of sleeve pipe.
Brief description
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, below will be to embodiment
Or in description of the prior art the accompanying drawing of required use be briefly described it should be apparent that, for ordinary skill people
For member, on the premise of not paying creative work, other accompanying drawings can also be obtained according to these accompanying drawings.
A kind of structural representation of insulated sleeve that Fig. 1 provides for this utility model embodiment；
A kind of cross-sectional view of insulated sleeve that Fig. 2 provides for this utility model embodiment；
The structural representation of another kind of insulated sleeve that Fig. 3 provides for this utility model embodiment；
In Fig. 1-3, symbol is expressed as：1- first flange, 2- first insulating cylinder, 3- second flange, 4- is raised, and 5- second is exhausted
Edge cylinder, 6- closed cavity.
Specific embodiment
In order that those skilled in the art more fully understand the technical scheme in this utility model, below in conjunction with this reality
With the accompanying drawing in new embodiment, the technical scheme in this utility model embodiment is clearly and completely described it is clear that
Described embodiment is only a part of embodiment of this utility model, rather than whole embodiments.Based on this utility model
In embodiment, the every other enforcement that those of ordinary skill in the art are obtained under the premise of not making creative work
Example, all should belong to the scope of this utility model protection.
Referring to Fig. 1, a kind of structural representation of the insulated sleeve providing for this utility model embodiment, as shown in figure 1, institute
State insulated sleeve including first flange 1, the first insulating cylinder 2 and second flange 3, wherein：Described first flange 1 and described
Two flanges 3 are in the same size, and described first flange 1 and described second flange 3 are located at the two ends of described first insulating cylinder 2, described
First flange 1 is fixedly connected with the first insulating cylinder 2 described in 3 with described second flange；
Referring to Fig. 2, described first insulating cylinder 2 is evenly arranged with the projection 4 at 45 degree of angles, due to 45 degree of special shape, can
To reduce the damage through multiple flashover for the described insulated sleeve, extend the service life of insulated sleeve.
Wherein said first flange 1 and second flange 3 preferably by 304 rustless steels because 304 rustless steels have very strong
Corrosion resistance.The shape of described first flange 2 and second flange 3 can be circular, square or oval, and certain shape does not limit
In above-mentioned several.Described first insulating cylinder 2 preferably employs the insulant such as glass fibre, reinforced plastics and makes.
As seen from the above-described embodiment, a kind of insulated sleeve that this enforcement provides, including first flange 1, the first insulating cylinder 2 and
Second flange 3, wherein：Described first flange 1 and described second flange 3 are in the same size, and described first flange 1 and described second
Flange 3 is located at the two ends of described first insulating cylinder 2, described first flange 1 and described second flange 3 and described first insulating cylinder 2
It is fixedly connected；Described first insulating cylinder 2 is evenly arranged with the projection 4 at 45 degree of angles.The insulated sleeve that the application provides is in insulating cylinder
It is evenly arranged with the projection at 45 degree of angles, it is possible to reduce insulated sleeve is standing the damage of multiple flashover, thus improve absolutely
The use birthday noodle of edge sleeve pipe.
Corresponding with a kind of insulated sleeve embodiment that this utility model provides, this utility model additionally provides another
The embodiment of insulated sleeve.
Referring to Fig. 3, the structural representation of another kind of insulated sleeve providing for this utility model embodiment, described insulation sleeve
Pipe includes first flange 1, the first insulating cylinder 2, second flange 3 and the second insulating cylinder 5.
Unlike the embodiments above, the insulated sleeve that the present embodiment provides also includes the second insulating cylinder 5, and described second
The shape of insulating cylinder 5 is consistent with the shape of the first insulating cylinder 2, and described first insulating cylinder 2 is consistent with the length of the second insulating cylinder 5,
The radius of described second insulating cylinder 5 is more than the radius of described first insulating cylinder 2.The setting of the second insulating cylinder 5, further increases
The intensity of described insulated sleeve, even if after multiple flashover, the first insulating cylinder is breakdown, the second insulating cylinder may also provide protecting
The effect of shield.
Described first flange 1, described second flange 3 are all fixedly connected with the two ends of described second insulating cylinder 5, and described first
Flange 1, described second flange 3, described first insulating cylinder 2 and the second insulating cylinder 5 surround a closed cavity 6.Described confined air
It is provided with insulant in chamber 6.Described insulant can be solid particle or liquid nitrogen etc., when the described first exhausted insulating cylinder 2
After puncturing, described insulant can provide the effect of protection for described second insulating cylinder 5.
As seen from the above-described embodiment, the insulated sleeve that the present embodiment provides includes first flange 1, the first insulating cylinder 2, second
Flange 3 and the second insulating cylinder 5.It is provided with insulant between described first insulating cylinder 2 and described second insulating cylinder 5, described
The setting of two insulating cylinders can improve the abrasion resistance of insulated sleeve, and described second insulation protected further by described insulant
Cylinder, thus extend the service life of insulated sleeve.
It should be noted that herein, the relational terms of such as " first " and " second " or the like are used merely to one
Individual entity or operation are made a distinction with another entity or operation, and not necessarily require or imply these entities or operate it
Between there is any this actual relation or order.And, term " inclusion ", "comprising" or its any other variant are intended to
Cover comprising of nonexcludability, so that including a series of process of key elements, method, article or equipment not only include those
Key element, but also include other key elements being not expressly set out, or also include for this process, method, article or set
Standby intrinsic key element.In the absence of more restrictions, the key element that limited by sentence "including a ..." it is not excluded that
Also there is other identical element in process, method, article or the equipment including described key element.
The above is only specific embodiment of the present utility model, makes skilled artisans appreciate that or realizing this
Utility model.Multiple modifications to these embodiments will be apparent to one skilled in the art, institute herein
The General Principle of definition can be realized in the case of without departing from spirit or scope of the present utility model in other embodiments.
Therefore, this utility model is not intended to be limited to the embodiments shown herein, and is to fit to former with disclosed herein
Reason and the consistent scope the widest of features of novelty.
Claims (7)
1. a kind of insulated sleeve is it is characterised in that include first flange (1), the first insulating cylinder (2) and second flange (3), its
In：
Described first flange (1) and described second flange (3) are in the same size, and described first flange (1) and described second flange
(3) it is located at the two ends of described first insulating cylinder (2), described first flange (1) and described second flange (3) and described first insulation
Cylinder (2) is fixedly connected；
Described first insulating cylinder (2) is evenly arranged with the projection (4) at 45 degree of angles.
2. it is characterised in that also including the second insulating cylinder (5), described second insulate insulated sleeve according to claim 1
The shape of cylinder (5) is consistent with the shape of described first insulating cylinder (2), described first insulating cylinder (2) and described second insulating cylinder (5)
Length consistent, the radius of described second insulating cylinder (5) is more than the radius of described first insulating cylinder (2).
3. insulated sleeve according to claim 2 is it is characterised in that described first flange (1), described second flange (3)
It is fixedly connected with the two ends of described second insulating cylinder (5), described first flange (1), described second flange (3), described first exhausted
Edge cylinder (2) and the second insulating cylinder (5) surround a closed cavity (6).
4. insulated sleeve according to claim 3 is it is characterised in that be provided with insulant in described closed cavity (6).
5. the insulated sleeve according to Claims 2 or 3 is it is characterised in that described first insulating cylinder (2), described second exhausted
Edge cylinder (5) includes：Any one of glassfiber insulation cylinder and reinforced plastics insulating cylinder.
6. the insulated sleeve according to any one of claim 1-3 is it is characterised in that described first flange (1) and the second method
The material of blue (3) is identical.
7. insulated sleeve according to claim 6 is it is characterised in that described first flange (1) and described second flange (3)
Shape include any one in circular, square and ellipse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620895169.2U CN205984473U (en) | 2016-08-17 | 2016-08-17 | Insulating sleeve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620895169.2U CN205984473U (en) | 2016-08-17 | 2016-08-17 | Insulating sleeve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205984473U true CN205984473U (en) | 2017-02-22 |
Family
ID=58031234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620895169.2U Active CN205984473U (en) | 2016-08-17 | 2016-08-17 | Insulating sleeve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205984473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128662A (en) * | 2016-08-17 | 2016-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of insulated sleeve |
-
2016
- 2016-08-17 CN CN201620895169.2U patent/CN205984473U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106128662A (en) * | 2016-08-17 | 2016-11-16 | 云南电网有限责任公司电力科学研究院 | A kind of insulated sleeve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210413 Address after: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee after: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Address before: 650217 No. 105 Yunda West Road, Kunming Economic and Technological Development Zone, Yunnan Province Patentee before: YUNNAN POWER GRID CO., LTD. ELECTRIC POWER Research Institute Patentee before: Changsha University of Science & Technology |
|
| TR01 | Transfer of patent right |