CN207234269U - A kind of bus structure of novel gas insulation metal closed switchgear - Google Patents
A kind of bus structure of novel gas insulation metal closed switchgear Download PDFInfo
- Publication number
- CN207234269U CN207234269U CN201721259418.XU CN201721259418U CN207234269U CN 207234269 U CN207234269 U CN 207234269U CN 201721259418 U CN201721259418 U CN 201721259418U CN 207234269 U CN207234269 U CN 207234269U
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- conductors
- groove
- disk insulator
- bus structure
- busbar housing
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Abstract
The utility model discloses a kind of bus structure of novel gas insulation metal closed switchgear, including setting reeded busbar housing, disk insulator, the groove is cylindric, three conductors are equipped with busbar housing, and three conductors are distributed in isosceles triangle, three conductors and the vertical range of busbar inner walls are not less than the distance of three conductors from each other, the disk insulator is equipped with static contact seat in face of groove side, static contact seat is equipped with slot and coordinates with conductor, the disk insulator is connected with busbar housing makes groove form sealed chamber, SF is filled in the sealed chamber6With N2Mixed gas.Conductor in busbar housing is arranged to isosceles triangle distribution by the utility model so that electric field distribution is more reasonable than original structure, while the intracavitary of busbar housing is full of 30%SF6+70%N2Mixed gas, makes the usage amount of sulfur hexafluoride gas greatly reduce, so that the cost of manufacture of manufacturing enterprise accordingly reduces, economizes on resources.
Description
Technical field
The utility model belongs to sealing switch equipment manufacture field, specifically, is related to a kind of novel gas insulation metal
The bus structure of sealing switch equipment.
Background technology
In GIS high-tension switch gears, SF6Gas usage amount is maximum, and SF can be significantly reduced using mixed gas6Usage amount,
Effectively solve low temp area and use SF6The liquescent problem of gas, reduces the harm of greenhouse gases, reduces GIS manufacture costs, right
Energy-saving and emission-reduction and low carbon development are significant.Meanwhile reduce SF while GIS operational reliabilitys are improved6Usage amount, is realized
" economic benefit ", " social responsibility ", triple targets of " equipment safety " provide strong guarantee.At present, substation's GIS device has been
It is widely adopted, as one of most common element in GIS device：Busbar has the function that to collect, distribute and transmit electric energy, former
To have high material consumption, with lithium sulfur content it is big the shortcomings that, in order to meet electrical performance demands, reduce manufacture cost, design
A kind of mixed gas bus structure of novel gas insulation metal closed switchgear necessitates.
In view of this it is special to propose the utility model.
Utility model content
The technical problems to be solved in the utility model is to overcome the deficiencies of the prior art and provide a kind of new gas insulation
The bus structure of metal enclosed switchgear, is arranged to isosceles triangle distribution so that electric field point by the conductor in busbar housing
Cloth is more reasonable than original structure, while the intracavitary of busbar housing is full of 30%SF6+70%N2Mixed gas, makes sulfur hexafluoride gas
Usage amount greatly reduce so that the cost of manufacture of manufacturing enterprise accordingly reduces, economize on resources.
In order to solve the above technical problems, the utility model is using the basic conception of technical solution：
A kind of bus structure of novel gas insulation metal closed switchgear, including set reeded busbar housing, disk
Formula insulator, the groove are cylindric, three conductors are equipped with busbar housing, and three conductors are in isosceles triangle point
Cloth, three conductors and the vertical range of busbar inner walls are not less than the distance of three conductors from each other, the disc type
Insulator is equipped with static contact seat in face of groove side, and static contact seat is equipped with slot and coordinates with conductor, the disk insulator and busbar shell
Body connection makes groove form sealed chamber, and SF is filled in the sealed chamber6With N2Mixed gas.
Further, the SF6With N2Volume ratio be 1:3.
Further, the slot inner wall is equipped with circumferential V-groove, and spring contact is provided with the V-groove.
Further, the slot inner wall is equipped with circumferential rectangular channel, and guide sleeve is equipped with the rectangular channel.
Further, the static contact seat is connected by screw with disk insulator, and the disk insulator passes through double end spiral shell
Column is connected with busbar housing.
Further, the disk insulator is equipped with sealing ring with busbar housing junction, and disk insulator is equipped with sealing
Groove, sealing ring are installed in seal groove.
After adopting the above technical scheme, the utility model has the advantages that compared with prior art.
Conductor in busbar housing is arranged to isosceles triangle distribution by the utility model so that electric field is distributed than original knot
Structure is more reasonable, while the intracavitary of busbar housing is full of 30%SF6+70%N2Mixed gas, makes the usage amount of sulfur hexafluoride gas big
Big reduction, so that the cost of manufacture of manufacturing enterprise accordingly reduces, economizes on resources.
The utility model is rational in infrastructure, simple structure, highly practical, is conducive to equipment promotion application.
Specific embodiment of the present utility model is described in further detail below in conjunction with the accompanying drawings.
Brief description of the drawings
A part of the attached drawing as the application, is further understood from the utility model for providing, the utility model
Schematic description and description be used to explain the utility model, but do not form the improper restriction to the utility model.Obviously,
Drawings in the following description are only some embodiments, to those skilled in the art, are not paying creative labor
On the premise of dynamic, other accompanying drawings can also be obtained according to these attached drawings.In the accompanying drawings：
Fig. 1 is the utility model structure diagram.
In figure：1- disk insulators；2- sealing rings；3- studs；4- screws；5- static contact seats；6- spring contacts；7- is led
To set；8- conductors；9- busbar housings；10- sealed chambers.
It should be noted that these attached drawings and word description are not intended as the design for limiting the utility model in any way
Scope, but illustrate the concept of the utility model for those skilled in the art by reference to specific embodiment.
Embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Attached drawing in type embodiment, is clearly and completely described the technical solution in embodiment, and following embodiments are used to illustrate this
Utility model, but be not intended to limit the scope of the present invention.
, it is necessary to explanation in the description of the utility model, term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " vertical ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Easy to describe the utility model and simplified description, rather than indicate or imply that signified device or element must be with specifically square
Position, with specific azimuth configuration and operation, therefore it is not intended that limitation to the utility model.
, it is necessary to which explanation, unless otherwise clearly defined and limited, term " are pacified in the description of the utility model
Dress ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or integratedly
Connection；Can mechanically connect or be electrically connected；It can be directly connected, can also be indirectly connected by intermediary.
For the ordinary skill in the art, it can understand that specific in the utility model of above-mentioned term containing with concrete condition
Justice.
Embodiment one
As shown in Figure 1, a kind of bus structure of novel gas insulation metal closed switchgear described in the present embodiment, bag
Include and set reeded busbar housing 9, disk insulator 1, groove is cylindric, and three conductors 8 are equipped with busbar housing 9, and should
Three conductors 8 are distributed in isosceles triangle, and the vertical range of three conductors 8 and 9 inner wall of busbar housing is mutual not less than three conductors 8
The distance between phase, disk insulator 1 are equipped with static contact seat 5 in face of groove side, and static contact seat 5 coordinates equipped with slot with conductor 8, disk
Formula insulator 1 is connected with busbar housing 9 makes groove form sealed chamber 10, and 30%SF is filled in sealed chamber 106+70%N2Mixing
Gas.
Wherein, slot inner wall is equipped with circumferential V-groove and circumferential rectangular channel, and spring contact 6, square are provided with V-groove
Guide sleeve is equipped with shape groove, static contact seat 5 is connected by screw 4 with disk insulator 1, disk insulator 1 by studs 3 and
Busbar housing 9 connects, and studs 3 includes spring washer, plain washer and nut.Disk insulator 1 and 9 junction of busbar housing
Equipped with sealing ring 2, disk insulator 1 is equipped with seal groove, and sealing ring 2 is installed in seal groove, and conductor 8 is inserted into static contact seat 5, with bullet
Spring contact 6 contacts.
Be consistent in use, guide sleeve 7 makes conductor 8 contact force value with 6 circumferencial direction of spring contact, it is ensured that electric current it is equal
Even property.When power-frequency voltage is put on conductor 8, the insulation of electrical body conductor 8 by busbar housing 9 internal diameter and three-phase conductor 8
The distance between determine, the distance between the internal diameter that electrical body static contact seat 5 insulate by busbar housing 9 and three-phase static contact seat 5 determine,
The insulation of the inserts of electrical body disk insulator 1 creepage distance and three-phase bank part of inserts to busbar housing 9 by climbing electricity
Distance determines.
Conductor in busbar housing is arranged to isosceles triangle distribution by the utility model so that electric field is distributed than original knot
Structure is more reasonable, while the intracavitary of busbar housing is full of 30%SF6+70%N2Mixed gas, makes the usage amount of sulfur hexafluoride gas big
Big reduction, so that the cost of manufacture of manufacturing enterprise accordingly reduces, economizes on resources.The utility model is rational in infrastructure, simple structure,
It is highly practical, be conducive to equipment promotion application.
The above is only the preferred embodiment of the utility model, and not the utility model is made in any form
Limitation, although the utility model has been disclosed with preferred embodiment as above, but is not limited to the utility model, any to be familiar with
The technical staff of this patent is not being departed from the range of technical solutions of the utility model, when the technology contents work using above-mentioned prompting
Go out a little change or be modified to the equivalent embodiment of equivalent variations, as long as being the content without departing from technical solutions of the utility model,
Any simple modification, equivalent change and modification made according to the technical essence of the utility model to above example, still belongs to
In the range of the utility model.
Claims (6)
1. a kind of bus structure of novel gas insulation metal closed switchgear, it is characterised in that including setting reeded mother
Line housing, disk insulator, the groove are cylindric, are equipped with three conductors in busbar housing, and three conductors are in isosceles
Triangle-Profile, three conductors and the vertical range of busbar inner walls are not less than the distance of three conductors from each other,
The disk insulator is equipped with static contact seat in face of groove side, and static contact seat is equipped with slot and coordinates with conductor, the disk insulator
Being connected with busbar housing makes groove form sealed chamber, and SF is filled in the sealed chamber6With N2Mixed gas.
2. a kind of bus structure of novel gas insulation metal closed switchgear according to claim 1, its feature exist
In the SF6With N2Volume ratio be 1:3.
3. a kind of bus structure of novel gas insulation metal closed switchgear according to claim 1, its feature exist
In the slot inner wall is equipped with circumferential V-groove, and spring contact is provided with the V-groove.
4. a kind of bus structure of novel gas insulation metal closed switchgear according to claim 1, its feature exist
In the slot inner wall is equipped with circumferential rectangular channel, and guide sleeve is equipped with the rectangular channel.
5. a kind of bus structure of novel gas insulation metal closed switchgear according to claim 1, its feature exist
In the static contact seat is connected by screw with disk insulator, and the disk insulator is connected by studs and busbar housing
Connect.
6. a kind of bus structure of novel gas insulation metal closed switchgear according to claim 1, its feature exist
In the disk insulator is equipped with sealing ring with busbar housing junction, and disk insulator is equipped with seal groove, and sealing ring is installed on
In seal groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721259418.XU CN207234269U (en) | 2017-09-28 | 2017-09-28 | A kind of bus structure of novel gas insulation metal closed switchgear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721259418.XU CN207234269U (en) | 2017-09-28 | 2017-09-28 | A kind of bus structure of novel gas insulation metal closed switchgear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207234269U true CN207234269U (en) | 2018-04-13 |
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ID=61864696
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721259418.XU Active CN207234269U (en) | 2017-09-28 | 2017-09-28 | A kind of bus structure of novel gas insulation metal closed switchgear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207234269U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649543A (en) * | 2018-06-26 | 2020-01-03 | 江苏中顺电气有限公司 | Power transmission bus |
| CN111193218A (en) * | 2019-12-20 | 2020-05-22 | 河南平高电气股份有限公司 | Three-phase common-box bus turning structure and GIS |
-
2017
- 2017-09-28 CN CN201721259418.XU patent/CN207234269U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649543A (en) * | 2018-06-26 | 2020-01-03 | 江苏中顺电气有限公司 | Power transmission bus |
| CN111193218A (en) * | 2019-12-20 | 2020-05-22 | 河南平高电气股份有限公司 | Three-phase common-box bus turning structure and GIS |
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