CN108492944A - A kind of vacuum high-pressure insulator - Google Patents
A kind of vacuum high-pressure insulator Download PDFInfo
- Publication number
- CN108492944A CN108492944A CN201810347766.5A CN201810347766A CN108492944A CN 108492944 A CN108492944 A CN 108492944A CN 201810347766 A CN201810347766 A CN 201810347766A CN 108492944 A CN108492944 A CN 108492944A
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- China
- Prior art keywords
- ground terminal
- vacuum high
- insulator
- terminal
- link block
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/42—Means for obtaining improved distribution of voltage; Protection against arc discharges
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B17/00—Insulators or insulating bodies characterised by their form
- H01B17/38—Fittings, e.g. caps; Fastenings therefor
- H01B17/40—Cementless fittings
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Insulators (AREA)
Abstract
The present invention provides a kind of vacuum high-pressure insulators, including insulator body, the insulator body is segmented variable section structure, cavity is offered inside the insulator body, inserts component is accommodated in the cavity, the inserts component includes two power supply terminals and two ground terminals, the power supply terminal and ground terminal, which cover, to be inserted on an insulating supporting locating piece, described two ground terminal end threads connect the both sides of a ground terminal link block, and a column terminal is threadedly coupled in the middle part of the ground terminal link block；Described two ground terminals connect two contact rings by two connection conductors respectively, and the terminal forms complete loops with contact ring.The optimization that the insulator of the present invention passes through structure design so that under the premise of ensureing good machinability, excellent connection reliability and good resistance to flashover level, appearance and size is also reduced, and the usage amount of raw material is saved, to reduce cost.
Description
Technical field
The present invention relates to vacuum high-pressure seals, and in particular to a kind of vacuum high-pressure insulator.
Background technology
Existing vacuum high-pressure seal uses fairly simple outline profile form in design, there is table
The resistance to flashover voltage in face is relatively low, the problem of being easy to happen destructive dielectric surface flashover when close to rated high voltage upper limit operation, to
So that failure functionally occurs for product, great loss is brought；There is also knots for existing inner connecting structure design simultaneously
The problems such as structure is complicated, and manufacture is difficult, and the stress in forming process easily leads to bad connection after molding, manufacturing cost occupy height not
Under.
Invention content
Technical problems to be solved：The purpose of the present invention improves the resistance to flashover voltage of insulator surface as from design
It is big and easy when close to rated high voltage upper limit operation to solve volume existing for existing vacuum high-pressure insulator arrangement for level
The problem of destructive dielectric surface flashover occurs；Simultaneously by the optimization of structure design so that ensureing good machinability, excellent
Under the premise of different connection reliability and good resistance to flashover level, appearance and size is also reduced, and raw material are saved
Usage amount, to reduce cost.
Technical solution：A kind of vacuum high-pressure insulator, including insulator body, the insulator body are that segmented change is cut
Face structure, successively by being constituted for head, up-small and down-big top cone, cylinder, up-small and down-big lower part cone and pedestal, institute
It states and offers cavity inside insulator body, inserts component is accommodated in the cavity, the inserts component includes two power ends
Son and two ground terminals, the power supply terminal and ground terminal are covered and are inserted on an insulating supporting locating piece, described two to connect
Ground terminal end thread connects the both sides of a ground terminal link block, and a column is threadedly coupled in the middle part of the ground terminal link block
Terminal；Described two ground terminals connect two contact rings, the column terminal and contact ring by two connection conductors respectively
Form complete loops.
Further, the top cone and the angle of taper of lower part centrum are 45 °.
Further, insulator body head position sunk structure.
Further, the ground terminal link block is fixed in the groove of a hollow embedded bodies top of convex insulation,
It is provided with a hole in the middle part of the groove, the column terminal is fed through hole, and is threadedly coupled ground terminal link block.
Further, the embedded bodies top of convex insulation is opened up there are two through-hole, and the connection conductor passes through through-hole
Two contact rings of connection.
Further, it is set in the contact ring on the inside of the embedded ontology of convex insulation.
Further, described this embedded body side surface of convex insulation has multiple groove slots, and cover board is equipped in the recessed groove.
Further, height≤180mm of the insulator body.
Advantageous effect：The insulator of the present invention has the following advantages：
1, insulator body of the invention uses segmented variable section structure, uses 45 degree of cone angle shapes in conical section, improves
Surface resistance to flashover voltage；
2, insulator surface of the invention ensure that whole workability without groove；
3, insulator head recess structure design of the present invention so that electrode is embedded to interior insulator, improves field distribution, to
Improve resistance to flashover voltage；
4, the embedded connection design of interior insulator optimization of the present invention, ensure that the internal connection being connected to during formed product
Reliability；
5, the present invention is while ensure that insulation performance, whole height（General height is more than 200mm）It is effectively reduced, from
And reduce raw material usage amount, reduce cost.
Above description is only the general introduction of technical solution of the present invention, in order to better understand the technical means of the present invention,
And can be implemented in accordance with the contents of the specification, below with presently preferred embodiments of the present invention and after coordinating attached drawing to be described in detail such as.
The specific implementation mode of the present invention is shown in detail by following embodiment and its attached drawing.
Description of the drawings
Attached drawing described herein is used to provide further understanding of the present invention, and is constituted part of this application, this hair
Bright illustrative embodiments and their description are not constituted improper limitations of the present invention for explaining the present invention.In the accompanying drawings：
Fig. 1 is the three-dimensional structure diagram of insulator of the present invention；
Fig. 2 is the A-A sectional views of insulator of the present invention；
Fig. 3 is the B-B sectional views of insulator of the present invention；
Figure label is：1, insulator body, 2, the embedded ontology of insulation, 3, ground terminal link block, 4, ground terminal, 5, column
Terminal, 6, connection conductor, 7, power supply terminal, 8, inserts component, 9, contact ring, 10, cover board, 11, insulating supporting locating piece.
Specific implementation mode
It is below with reference to the accompanying drawings and in conjunction with the embodiments, next that the present invention will be described in detail.
Referring to Fig. 1-3, a kind of vacuum high-pressure insulator, including insulator body 1, the insulator body 1 are segmented
Variable section structure, successively by for head, up-small and down-big top cone, cylinder, up-small and down-big lower part cone and pedestal structure
At the angle of taper of top cone and lower part centrum is 45 °, and the exterior design of insulator body 1 of the present invention is become using segmented
Cross section structure, and 1 surface of insulator body ensure that whole workability without groove, and in conical section using 45 degree of cones
Angle shape improves the resistance to flashover voltage in surface.
Cavity is offered inside insulator body 1, accommodates inserts component 8 in the cavity, the inserts component 8 includes
Two power supply terminals 7 and two ground terminals 4, the power supply terminal 7 and ground terminal 4, which cover, inserts in an insulating supporting locating piece
On 11,4 end thread of described two ground terminals connects the both sides of a ground terminal link block 3, the ground terminal link block 3
Middle part is threadedly coupled a column terminal 5；Described two ground terminals 3 connect two contact rings by two connection conductors 6 respectively
9, the column terminal 5 forms complete loops with contact ring 9；
Further, the ground terminal link block 3 is fixed in the groove at hollow 2 top of convex insulation inserts ontology, institute
It states and is provided with a hole in the middle part of groove, the column terminal 5 wears via, and is threadedly coupled ground terminal link block 3；
Further, 2 top of convex insulation inserts ontology is opened up there are two through-hole, and the connection conductor 6 connects across through-hole
Connect two contact rings 9；
Further, embedded 2 inside of ontology of convex insulation is set in the contact ring 9；
Further, 2 side of the embedded ontology of the convex insulation has multiple groove slots, and cover board 10 is equipped in the recessed groove；
The embedded connection design of interior insulator optimization of the present invention ensure that the connection during inside is connected to formed product can
By property.
1 head of the insulator body position sunk structure of the present invention, insulator head recess structure design so that electrode is embedded to
Interior insulator improves field distribution, to improve resistance to flashover voltage.
Height≤180mm of insulator body 1 of the present invention, while ensure that insulation performance, whole height（It is general
Height is more than 200mm）It is effectively reduced, to reduce raw material usage amount, reduces cost.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (8)
1. a kind of vacuum high-pressure insulator, including insulator body, it is characterised in that：The insulator body is that segmented change is cut
Face structure, successively by being constituted for head, up-small and down-big top cone, cylinder, up-small and down-big lower part cone and pedestal, institute
It states and offers cavity inside insulator body, inserts component is accommodated in the cavity, the inserts component includes two power ends
Son and two ground terminals, the power supply terminal and ground terminal are covered and are inserted on an insulating supporting locating piece, described two to connect
Ground terminal end thread connects the both sides of a ground terminal link block, and a column is threadedly coupled in the middle part of the ground terminal link block
Terminal；Described two ground terminals connect two contact rings, the column terminal and contact ring by two connection conductors respectively
Form complete loops.
2. a kind of vacuum high-pressure insulator according to claim 1, it is characterised in that：The top cone and lower part centrum
Angle of taper be 45 °.
3. a kind of vacuum high-pressure insulator according to claim 1, it is characterised in that：The insulator body head position is recessed
Fall into structure.
4. a kind of vacuum high-pressure insulator according to claim 1, it is characterised in that：The ground terminal link block is fixed
In the groove of a hollow embedded bodies top of convex insulation, it is provided with a hole in the middle part of the groove, the column terminal is fed through
Hole, and it is threadedly coupled ground terminal link block.
5. a kind of vacuum high-pressure insulator according to claim 1, it is characterised in that：The convex insulation embedded ontology top
Portion is opened up there are two through-hole, and the connection conductor passes through through-hole to connect two contact rings.
6. a kind of vacuum high-pressure insulator according to claim 5, it is characterised in that：It is exhausted that convex is set in the contact ring
Edge is embedded on the inside of ontology.
7. a kind of vacuum high-pressure insulator according to claim 5, it is characterised in that：Described this embedded side of convex insulation
Face has multiple groove slots, and cover board is equipped in the recessed groove.
8. a kind of vacuum high-pressure insulator according to claim 1, it is characterised in that：The height of the insulator body≤
180mm。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347766.5A CN108492944B (en) | 2018-04-18 | 2018-04-18 | Vacuum high-voltage insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810347766.5A CN108492944B (en) | 2018-04-18 | 2018-04-18 | Vacuum high-voltage insulator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108492944A true CN108492944A (en) | 2018-09-04 |
| CN108492944B CN108492944B (en) | 2023-09-22 |
Family
ID=63312608
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810347766.5A Active CN108492944B (en) | 2018-04-18 | 2018-04-18 | Vacuum high-voltage insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108492944B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451647A (en) * | 2018-11-01 | 2019-03-08 | 中国人民解放军国防科技大学 | High current diode cone ceramic package vacuum interface insulation structure |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204204527U (en) * | 2014-10-11 | 2015-03-11 | 国家电网公司 | Electric power porcelain vase |
| CN208385097U (en) * | 2018-04-18 | 2019-01-15 | 纳昂科技（苏州）有限公司 | A kind of vacuum high-pressure insulator |
-
2018
- 2018-04-18 CN CN201810347766.5A patent/CN108492944B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN204204527U (en) * | 2014-10-11 | 2015-03-11 | 国家电网公司 | Electric power porcelain vase |
| CN208385097U (en) * | 2018-04-18 | 2019-01-15 | 纳昂科技（苏州）有限公司 | A kind of vacuum high-pressure insulator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109451647A (en) * | 2018-11-01 | 2019-03-08 | 中国人民解放军国防科技大学 | High current diode cone ceramic package vacuum interface insulation structure |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108492944B (en) | 2023-09-22 |
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