CN207587443U - A kind of micro-pressure seal box 12kV insulated sleeve components - Google Patents
A kind of micro-pressure seal box 12kV insulated sleeve components Download PDFInfo
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- CN207587443U CN207587443U CN201721603034.5U CN201721603034U CN207587443U CN 207587443 U CN207587443 U CN 207587443U CN 201721603034 U CN201721603034 U CN 201721603034U CN 207587443 U CN207587443 U CN 207587443U
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- seal box
- insulated substrate
- creep distance
- pressure seal
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Abstract
The utility model provides a kind of small, electric current by value greatly and the good micro-pressure seal box 12kV insulating sleeves of insulation effect, including：Insulated substrate, several supporting insulators and electric current perforation electric conductor, the supporting insulator is set on the insulated substrate, and its middle part shaft position up/down perforation, the electric current perforation electric conductor corresponds with support support insulator and is respectively arranged at the middle part shaft position of the perforation, electric current penetrates through the upper of electric conductor, lower both ends are exposed to be used to connect with the conductor of insulated substrate both sides, the supporting insulator inner hollow is formed with creep distance disposition storehouse, the middle part shaft position of the creep distance disposition storehouse and supporting insulator penetrates through, it has the opening below insulated substrate.The utility model is small, electric current is by the way that value is big, insulation effect is good, high mechanical strength, adapts to cabinet width completely less than the environment-friendly type of 420mm, depth no more than 900mm, the mating installation of air insulation miniaturization switchgear.
Description
Technical field
The utility model is related to a kind of insulating sleeves, relate generally to a kind of micro-pressure seal box 12kV insulating sleeve groups
Part.
Background technology
In the electric power match system of 12kV voltage class, insulating sleeve is that the high-voltage charged body in switchgear passes through metallic object
When one of crucial accessory, insulation performance and conductor are fixed, the mechanically stable aspect under the effect of electric conductivity, integral electric power
There is considerable effect, so the electrical and ambilateral performance guarantee of machinery of insulating sleeve insulate as this kind of conduction type
The basic acceptance index of part.In addition to this, the creepage distance to conductor, between grounding body and electrical distance suffer from respectively
Minimum limits value, less than specified value when will be determined unqualified or cannot be checked and accepted.
For the insulating sleeve under routine techniques mainly using epoxy resin insulation material, structural volume is bigger than normal at present, only
It can be used in larger installation space；And totally-enclosed installation can only be carried out under seal isolation state, it is difficult to install；And
In order to adapt to the problem of switchgear external and internal pressure difference is big under routine techniques, to design all kinds of without creep distance structure, all kinds of big pressure
Or the sleeve structure of the dedicated insulating gas of big density, so that it is suitable for mating in 12kV micro-pressure hermetic type switchgears
Using type selecting, technique is cumbersome.
Utility model content
For it is above-mentioned the defects of, the utility model provides a kind of small, electric current by value greatly and insulation effect is good
Good micro-pressure seal box 12kV insulating sleeves.
It is as follows that the utility model solves used technical solution：
A kind of micro-pressure seal box 12kV insulated sleeve components, including：Insulated substrate, several supporting insulators and electricity
Stream perforation electric conductor, the supporting insulator are set on the insulated substrate, and its middle part shaft position up/down perforation, institute
It states electric current perforation electric conductor to correspond with support support insulator and be respectively arranged at the middle part shaft position of the perforation, electric current passes through
The upper/lower terminal of logical electric conductor is exposed for connecting with the conductor of insulated substrate both sides, the supporting insulator inner hollow shape
Into there is creep distance to dispose storehouse, the middle part shaft position perforation of the creep distance disposition storehouse and supporting insulator has under insulated substrate
The opening of side.
In one or more embodiments of the utility model, the supporting insulator is in circular tower shape, and from top to bottom
It is provided with several circle full skirts.
In one or more embodiments of the utility model, several creep distance enhancing muscle are provided on the insulated substrate.
In one or more embodiments of the utility model, the creep distance enhancing muscle includes at least exhausted around the support
Edge encloses creep distance enhancing muscle in being provided with.
In one or more embodiments of the utility model, the creep distance enhancing muscle is further included positioned at insulated substrate periphery
Peripheral creep distance enhancing muscle.
In one or more embodiments of the utility model, the creep distance enhancing muscle is set to the upper surface of insulated substrate
And/or lower surface.
In one or more embodiments of the utility model, the insulated substrate is in strip, and be arranged side by side has thereon
Several supporting insulators enhance muscle between supporting insulator at least provided with a creep distance two-by-two.
In one or more embodiments of the utility model, the insulated substrate, supporting insulator and creep distance enhancing muscle
It is integrally formed by SMC material.
In one or more embodiments of the utility model, the insulated substrate lower surface is formed with installation inserts, institute
The annular rim that installation inserts is insulated substrate lower surface edge is stated, and is equipped in the annular rim through insulated substrate
The inlaid hole on upper and lower surface.
In one or more embodiments of the utility model, insulation colloid is perfused in the creep distance disposition storehouse.
As a result of above-mentioned technical solution, the utility model has the advantages that compared with prior art：The
First, simple for structure, effective, insulated substrate area can be limited in 620mm × 150mm, and the height of electric conductor is less than 95mm, occupies
Space is small.Secondth, the utility model uses SMC composite materials, it is whole at high temperature under high pressure to insulated substrate, supporting insulator with
Creep distance enhancing muscle is once molding formed, has unique structure and an excellent characteristic, high insulation, high intensity, high tenacity, it is resistance to always
Change, is corrosion-resistant, not absorbing water, high temperature resistance, being not susceptible to pollution flashover etc. electrically and mechanical performance so that overall performance improves.Third, sheet
Utility model disposes chamber structure by default copper busbar current lead-through and reserved connection, realizes micro-pressure dry air insulation environment
Ensure not less than 12kV working voltages, by insulation service ability of the electric current not less than 1250A down, complete no more than 95mm height
The support of insulation processing and conductor structure, creepage distance of insulation disposition double effects.4th, the creep distance disposition of the utility model
, it can be achieved that further blocking the direct gas flow access between electric conductor upper and lower ends, realization during perfusion insulation colloid in storehouse
The distance limits enhancing of electrical body electrification creep distance, the joint outer part for promoting the external electric conductor in electric conductor lower end climb electrical insulating property
Can, although but also the insulating sleeve of this belt substrate realizes supporting insulator of the height no more than 95mm in short transverse
It, can be according to the demand of external connection component between both ends of the surface while electrically conducting, it is easy to dispose this component to exhausted in ground
The surface creep distance Insulation Problems of edge substrate.
Description of the drawings
Fig. 1 is the overall structure diagram of the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Fig. 2 is the schematic cross-sectional view of the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Fig. 3 is the supporting insulator sectional view of the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Fig. 4 is the depression angle structure chart of the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Fig. 5 looks up angle structure chart for the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Fig. 6 is the conductor construction figure of the micro-pressure seal box 12kV insulated sleeve components of the utility model.
Specific embodiment
Below in conjunction with attached drawing 1 to 6, application scheme is further described：
A kind of micro-pressure seal box 12kV insulated sleeve components, including：Insulated substrate 1（Size surface area is less than
620mm×150mm）, several supporting insulators 2 and electric current perforation electric conductor 3（Highly it is less than 95mm）, the supporting insulator 2
It is set on the insulated substrate 1, and its middle part shaft position up/down perforation, the electric current perforation electric conductor 3 is supportted with support
Insulator 2 corresponds and is respectively arranged at the middle part shaft position of the perforation, the upper/lower terminal 3a of electric current perforation electric conductor 3,
3b is exposed for connecting with the conductor of 1 both sides of insulated substrate, and 2 inner hollow of supporting insulator is formed with creep distance disposition storehouse
20, the creep distance disposition storehouse 20 and the middle part shaft position of supporting insulator 2 penetrate through, and have in the opening of 1 lower section of insulated substrate
200, the supporting insulator 2 is in circular tower shape, and from top to bottom comes with four groups of full skirts 21 respectively.
Several creep distance enhancing muscle 4 are provided on the insulated substrate 1, the creep distance enhancing muscle 4 is included around the support
Insulator 2 encloses the creep distance enhancing muscle 4a and peripheral creep distance enhancing muscle 4b positioned at 1 periphery of insulated substrate in being provided with, that is, surround
The convex ribs of a plurality of annular configuration of the supporting insulator 2；Creep distance enhancing muscle 4 be set to insulated substrate 1 upper surface and/
Or lower surface.
The insulated substrate 1 is in strip, and be arranged side by side has several supporting insulators 2 thereon, two-by-two supporting insulator 2
Between at least provided with creep distance enhance muscle 4.
The insulated substrate 1, supporting insulator 2 and creep distance enhancing muscle 4 are integrally formed by SMC material, have unique knot
Structure and excellent characteristic, high insulation, high intensity, high tenacity, it is ageing-resistant, corrosion-resistant, do not absorb water, high temperature resistance, be not susceptible to pollution flashover
Deng electrically and mechanical performance so that overall performance improves.
Note：SMC composite materials are the abbreviation of Sheet molding compound, i.e. sheet molding compound.Primary raw material by
GF（Special yarn）、UP（Unsaturated-resin）, low shrinkage additive, MD（Filler）And various auxiliary agent compositions.
1 lower surface of insulated substrate is formed with installation inserts 5, and the installation inserts 5 is insulated substrate lower surface edge
Annular rim 51, and in the annular rim 51 be equipped with through 1 upper and lower surface of insulated substrate inlaid hole 52.
The creep distance disposition storehouse 20 is used for increasing the surface distance of insulation fabric part, particularly, this creep distance disposition storehouse 20
It can also be used to perfusion insulation colloid 6, to realize the direct gas flow access further blocked between electric conductor upper and lower ends,
Realize the distance limits enhancing of electrical body electrification creep distance, the outside for promoting the electric current perforation external electric conductor in 3 lower end of electric conductor connects
Fitting climbs electrical insulation capability.
Just since the creep distance of supporting insulator 2 disposes 20 structure of storehouse so that the insulating sleeve of this tape insulation substrate 1 is real
Although having showed supporting insulator 2 of the height no more than 95mm between the both ends of the surface of short transverse while electrically conducting, can with
According to the demand of external connection component, it is easy to dispose surface creep distance Insulation Problems of this component to insulated substrate 1 in ground.So that
Has the space miniaturization insulation disposition adaptability under micro-pressure situation to the switchgear using this insulated sleeve component.
The utility model disposes chamber structure by default copper busbar current lead-through and reserved connection creep distance, realizes that micro-pressure is done
Ensure under dry air insulation environment not less than 12kV working voltages, by insulation service ability of the electric current not less than 1250A, complete
No more than the insulation processing of 95mm height and the double effects of conductor structure support, creepage distance of insulation disposition.The utility model
Creep distance disposition storehouse in perfusion insulation colloid when, it can be achieved that further block electric conductor upper and lower ends between direct gas flow
Access realizes the distance limits enhancing of electrical body electrification creep distance, promotes the joint outer part of the external electric conductor in electric conductor lower end
Electrical insulation capability is climbed, although but also the supporting insulator that the insulating sleeve of this belt substrate realizes highly no more than 95mm exists
It, can be according to the demand of external connection component, it is easy to dispose this in ground between the both ends of the surface of short transverse while electrically conducting
A component is to the surface creep distance Insulation Problems of insulated substrate.
It is that above-mentioned preferred embodiment should be regarded as application scheme embodiment for example, all with application scheme thunder
Same, approximation or the technology deduction made based on this, replacement, improvement etc. are regarded as the protection domain of this patent.
Claims (10)
1. a kind of micro-pressure seal box 12kV insulated sleeve components, which is characterized in that including：Insulated substrate, several supports are exhausted
Edge and electric current perforation electric conductor, the supporting insulator are set on the insulated substrate, and on its middle part shaft position
Lower perforation, the electric current perforation electric conductor correspond with support support insulator and are respectively arranged at the middle part axle position of the perforation
It puts, the upper/lower terminal of electric current perforation electric conductor is exposed for connecting with the conductor of insulated substrate both sides, in the supporting insulator
Portion is hollow to be formed with creep distance disposition storehouse, and the middle part shaft position perforation of the creep distance disposition storehouse and supporting insulator has in exhausted
Opening below edge substrate.
2. micro-pressure seal box 12kV insulated sleeve components according to claim 1, it is characterised in that：The support is exhausted
Edge is in circular tower shape, and is from top to bottom provided with several circle full skirts.
3. micro-pressure seal box 12kV insulated sleeve components according to claim 1, it is characterised in that：The insulation base
Several creep distance enhancing muscle are provided on plate.
4. micro-pressure seal box 12kV insulated sleeve components according to claim 2, it is characterised in that：The creep distance increases
Strengthening tendons are provided with the interior creep distance that encloses including at least the circular supporting insulator enhances muscle.
5. micro-pressure seal box 12kV insulated sleeve components according to claim 3, it is characterised in that：The creep distance increases
The peripheral creep distance that strengthening tendons further include positioned at insulated substrate periphery enhances muscle.
6. the micro-pressure seal box 12kV insulated sleeve components according to claim 3 or 4 or 5, it is characterised in that：It is described
Creep distance enhancing muscle is set to the upper surface and/or lower surface of insulated substrate.
7. micro-pressure seal box 12kV insulated sleeve components according to claim 1, it is characterised in that：The insulation base
Plate is in strip, and be arranged side by side has several supporting insulators thereon, is climbed between supporting insulator at least provided with one two-by-two
Away from enhancing muscle.
8. the micro-pressure seal box 12kV insulated sleeve components according to any one of claim 1-5 or described in 7, feature exist
In：The insulated substrate, supporting insulator and creep distance enhancing muscle are integrally formed by SMC material.
9. the micro-pressure seal box 12kV insulated sleeve components according to any one of claim 1-5 or described in 7, feature exist
In：The insulated substrate lower surface is formed with installation inserts, and the installation inserts is convex for the ring-type of insulated substrate lower surface edge
Side, and it is equipped with the inlaid hole through the upper and lower surface of insulated substrate in the annular rim.
10. the micro-pressure seal box 12kV insulated sleeve components according to any one of claim 1-5 or described in 7, feature exist
In：Insulation colloid is perfused in the creep distance disposition storehouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721603034.5U CN207587443U (en) | 2017-11-24 | 2017-11-24 | A kind of micro-pressure seal box 12kV insulated sleeve components |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721603034.5U CN207587443U (en) | 2017-11-24 | 2017-11-24 | A kind of micro-pressure seal box 12kV insulated sleeve components |
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| Publication Number | Publication Date |
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| CN207587443U true CN207587443U (en) | 2018-07-06 |
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| CN201721603034.5U Active CN207587443U (en) | 2017-11-24 | 2017-11-24 | A kind of micro-pressure seal box 12kV insulated sleeve components |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785131A (en) * | 2017-11-24 | 2018-03-09 | 珠海市可利电气有限公司 | A kind of micro-pressure seal box 12kV insulated sleeve components |
-
2017
- 2017-11-24 CN CN201721603034.5U patent/CN207587443U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107785131A (en) * | 2017-11-24 | 2018-03-09 | 珠海市可利电气有限公司 | A kind of micro-pressure seal box 12kV insulated sleeve components |
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| GR01 | Patent grant | ||
| PP01 | Preservation of patent right |
Effective date of registration: 20220517 Granted publication date: 20180706 |
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| PP01 | Preservation of patent right |