CN202633763U - Detachable bus for gas insulated switchgear (GIS) - Google Patents
Detachable bus for gas insulated switchgear (GIS) Download PDFInfo
- Publication number
- CN202633763U CN202633763U CN 201220311016 CN201220311016U CN202633763U CN 202633763 U CN202633763 U CN 202633763U CN 201220311016 CN201220311016 CN 201220311016 CN 201220311016 U CN201220311016 U CN 201220311016U CN 202633763 U CN202633763 U CN 202633763U
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- China
- Prior art keywords
- conductor
- detachable bus
- shaped opening
- gis equipment
- conducting rod
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Gas-Insulated Switchgears (AREA)
Abstract
The utility model discloses a detachable bus for a gas insulated switchgear (GIS). The detachable bus comprises a cylinder body part, conductive rods and fixing conductor assemblies, wherein the cylinder body part comprises a plurality of shells which are parallelly arranged at intervals; a telescopic connecting cylinder is detachably connected between every two adjacent shells; each shell is provided with a hand hole, and a hand hole cover is detachably connected and covers each hand hole; the conductive rods are connected inside the cylinder body part; the ends of the conductive rods are connected with the fixing conductor assemblies; the positions of the fixing conductor assemblies correspond to that of the hand holes; each fixing conductor assembly comprises two conductor touch bases and a fixing conductor; the two conductor touch bases are detachably connected with the adjacent ends of two adjacent conductive rods respectively; each fixing conductor is provided with a U-shaped opening seat; a U-shaped opening is formed in each U-shaped opening seat; each U-shaped opening seat is positioned between the two conductor touch bases; a fastening piece is arranged in each U-shaped opening; and the conductor touch bases can be detachably connected with the U-shaped seats through the fastening pieces. The detachable bus has the advantages that the circulation capability of the conductors can be maintained, and the detachable bus is convenient to assemble and disassemble.
Description
Technical field
The utility model relates to the switchgear field, especially relates to a kind of detachable bus of the GIS of being used for equipment.
Background technology
Fast development along with industrial circle; Scale of power is huge day by day, and electric pressure is also improving constantly, gas-insulated metal-enclosed property switchgear; Since have the external environment influence of receiving little, save the area, do not need advantage such as often maintenance, therefore use is more and more widely in transformer station.
In transformer station's practical application, when GIS equipment breaks down the needs maintenance,, often need faulty section equipment be split out in order to shorten interruption duration or maintenance workload, for example the bus interlude breaks down, and just needs middle fault spacer segment integral body is split out.Receive the restriction of shell connected mode and the coaxial plug-type electric connection mode of inner conductor, the directly method of splitting out of faulty section becomes infeasible in the middle of making.Traditional method that splits out is to remove one by one from two ends, up to middle faulty section.It exists following not enough: 1, remove the big length consuming time of workload; 2, dismounting possibly cause equipment damage.
To above-mentioned deficiency, the someone has proposed solution, like document CN200920153117.8.It discloses a kind of detachable bus that is used for extra-high voltage GIS equipment; It comprises housing, bellows, center conductor; Said center conductor is by two bonding conductors and a dumbbell shape detachable conductor; Detachable conductor between two bonding conductors, below the joint with the side housing on offer first and pull out mouthful and second pull out mouth, each pulls out the supporting installation cover plate of mouth.In the time of need removing bus, only need to pull out velar plate with said two and open, the connection of breaking off between the center conductor each several part is taken out the each several part parts of center conductor again from pulling out mouth.Remove being connected of bellows and bus housing at last, remove disk insulator, thereby accomplish the dismounting work of whole detachable bus.Though it can realize the advantage of " under the situation of not removing two ends connection bus or equipment; faulty section shell and inner connecting conductors are directly split out "; But also have following deficiency: 1, the uniformity of the dismountable conductor electric field of dumbbell shape is relatively poor, can form the bottleneck of the through-current capability of conductor; 2, complex structure; 3, dismounting inconvenience.
The utility model content
The utility model provides a kind of detachable bus of the GIS of being used for equipment, and it has overcome the existing deficiency of background technology median generatrix.
The technical scheme that is adopted that the utility model solves its technical problem is:
A kind of detachable bus that is used for GIS equipment, it comprises shell portion, conducting rod (30) and fixed conductor assembling (40); Said shell portion comprises a plurality of interval string rows' housing (10); Be connected with one between every adjacent two housings (10) with all installing and removing and can extend the connecting cylinder (20) that shortens; Said each housing (10) all is provided with one and runs through inside and outside hand hole (11), and each hand hole (11) can both be installed and removed lid and connects a hand hole cover; Said conducting rod (30) is connected in the shell portion, and the end of said conducting rod (30) connects described fixed conductor assembling (40), said fixed conductor assembling (40) position and hand hole (11) position correspondence;
Said fixed conductor assembling (40) comprises two conductor touch bases (41) and a fixed conductor (42); Said two conductor touch bases (41) can be installed and removed ground respectively and connect the adjacent end of adjacent two conducting rods (30); Said fixed conductor (42) has U-shaped seat (421); Said U-shaped seat (421) has the U-shaped opening, and said U-shaped seat (421) is between between two conductor touch bases (41); Other establishes the securing member (43) that can in the U-shaped opening, operate, through securing member (43) conductor touch base (41) and U-shaped seat (421) can be linked together with installing and removing.
Among one preferred embodiment: said connecting cylinder (20) is a retracting cylinder.
Among one preferred embodiment: said connecting cylinder (20) is a bellows.
Among one preferred embodiment: can be plugged on together between said conductor touch base (41) and conducting rod (30) end with installing and removing.
Among one preferred embodiment: establish fingertip spring (31) between said conductor touch base (41) and conducting rod (30) end.
Among one preferred embodiment: said U-shaped seat (421) has two parallel and relative with conductor touch base (41) installed surfaces (4212); Said securing member (43) passes installed surface (4212) bonding conductor touch base (41) more outward in the U-shaped opening.
Among one preferred embodiment: said installed surface (4212) and conductor touch base (41) end are adaptive and be rounded face.
Among one preferred embodiment: said fixed conductor assembling (40) comprises a shielding part (44), and said shielding part (44) can be installed and removed the U-shaped opening that the ground lid connects fixed conductor (42).
Among one preferred embodiment: said housing (10) also comprises an installing hole (14), and said installing hole (14) present position and hand hole (11) present position lay respectively at housing (10) axis two sides, and said installing hole (14) lid is established insulator (12).
The present technique scheme is compared with background technology, and it has following advantage:
The fixed conductor assembling comprises two conductor touch bases and the fixed conductor that has the U-shaped opening; Fixed conductor is between between two conductor touch bases; The operation securing member can link together conductor touch base and U-shaped seat through securing member with installing and removing in the U-shaped opening; It not only can conveniently directly split out middle faulty section, and overcomes the existing deficiency of background technology and produce following advantage: a, can keep the conductor Electric Field Distribution, keeps the through-current capability of conductor; B, simple in structure; The U-shaped opening of c, fixed conductor is that disassembly of fastener provides the operating space, and mounting or dismounting are convenient.
The U-shaped opening of fixed conductor has the installed surface relative with the conductor touch base, and securing member passes installed surface bonding conductor touch base more outward in the U-shaped opening, and mounting or dismounting are fast convenient.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is described further.
Fig. 1 has illustrated the cross-sectional schematic of the detachable bus of a preferred embodiment.
Fig. 2 has illustrated the A place enlarged diagram of Fig. 1.
Fig. 3 has illustrated the longitudinal sectional view of U-shaped opening of fixed conductor of the detachable bus of a preferred embodiment.
Fig. 4 has illustrated the generalized section of the retracting cylinder of another preferred embodiment.
Main label declaration: housing 10, connecting cylinder 20, conducting rod 30, fixed conductor assembling 40, hand hole 11, conductor touch base 41, fixed conductor 42, U-shaped seat 421, solid seat 4211, opening installed surface 4212, securing member 43, shielding part 44.
Embodiment
Please refer to Fig. 1, Fig. 2 and Fig. 3, a kind of detachable bus that is used for GIS equipment, it comprises shell portion, conducting rod 30 and fixed conductor assembling 40.
Said shell portion comprises a plurality of interval string rows' housing 10; Every 10 adjacent of two housings can both be connected with one with installing and removing can extend the connecting cylinder 20 that shortens; Saidly be connected to the end periphery of connecting cylinder 20 and the sealing of housing 10 end peripheries can be installed and removed affixed; This for example connects: overhanging first flange of the port of said housing 10, and overhanging second flange of the port of said connecting cylinder 20, other establishes bolt first flange and second flange is fixed together.Among the present embodiment, said connecting cylinder 20 is a bellows.
Said each housing 10 all is provided with one and runs through inside and outside hand hole 11, and each hand hole 11 can both be installed and removed lid and connects a hand hole cover (not drawing hand hole cover among the figure).
Said conducting rod 30 is connected between two sections buses; And the end of said conducting rod 30 connects described fixed conductor assembling 40; Every 30 of adjacent two conducting rods all are provided with described fixed conductor assembling 40; It is corresponding that said fixed conductor assembles 40 positions and hand hole 11 positions, so that for convenience detach or install and fix the securing member of 41 of conductor 42 and detachable conductor touch bases.
Said fixed conductor assembling 40 comprises two conductor touch bases 41 and a fixed conductor 42.
Said two conductor touch bases 41 can installs and removes ground respectively and connect the adjacent end of adjacent two conducting rods 30, among the present embodiment, said conductor touch base 41 can install and remove grafting advance conducting rod 30 end endoporus.And, best, establish fingertip spring 31 between said conductor touch base 41 and conducting rod 30 end endoporus, for example, establish annular groove at conductor touch base 41, said fingertip spring 31 is installed in the annular groove.Adopt fingertip spring 31 can increase electric conductivity and connect, improve electric conductivity.As required, also can establish jack at the conductor touch base, said conducting rod end is inserted and is realized socket connection in the jack.
Said fixed conductor 42 has U-shaped seat 421, and said U-shaped seat 421 has the U-shaped opening, said U-shaped seat 421 have two parallel and with respect to the installed surface 4212 of conductor touch base 41.Among the present embodiment, said installed surface 4212 is adaptive and be rounded face with conducting rod 30 ends, and then Electric Field Distribution is preferable.
Said U-shaped seat 421 is between 41 of two conductor touch bases.Other establishes securing member 43, and the operation securing member can link together conductor touch base and U-shaped seat through securing member with installing and removing in the U-shaped opening.Among the present embodiment; Said securing member 43 passes installed surface 4212 bonding conductor touch base 41 more outward from the U-shaped opening; So that U-shaped seat 421 links together with conductor touch base 41; So that the installed surface 4212 of U-shaped seat 421 is connected with 41 contacts of conductor touch base and conduction, so that the flexible lamp that adjacent two conducting rods 30 through conductor touch base 41, the 421 conduction connections of U-shaped seat, make 30 of adjacent two conducting rods form can be installed and removed connects.Among the present embodiment, said securing member 43 is a screw, and 41 four screws through annular display arrangement of each installed surface 4212 and conductive contact seat can be fixed together with installing and removing.
Said fixed conductor assembling 40 comprises a shielding part 44, and the U-shaped opening of said shielding part 44 and U-shaped seat 421 is suitable, and among the present embodiment, it is an arc-like sheet, and it can cover the U-shaped opening that connects fixed conductor 42 with installing and removing.Other establishes screw, and the end that is spirally connected of said screw passes shielding part 44 and the interlocking U-shaped open bottom at fixed conductor 42.Shielding part 44 among the present embodiment, the internal field that is used to improve the U-shaped opening of fixed conductor 42 distributes.
Said housing 10 also comprises an installing hole 14, and said installing hole 14 present positions and hand hole 11 present positions lay respectively at housing 10 axis two sides, and said installing hole 14 lids are established insulator 12.Among the present embodiment, said installing hole 14 ports also stretch out into a port seat 141, and the port of said port seat 141 is made as adpting flange 142.Among the present embodiment, said insulator 12 can be installed and removed the ground sealing and be fixed in adpting flange 142, and insulator 12 is fixedly connected with fixed conductor 42.As required, when said installing hole 14 need not to extend out feeder line, said insulator 12 was a post insulator; When said installing hole 14 need extend out feeder line, said insulator 12 was barrier insulation.
A kind of method for dismounting that is used for the detachable bus of GIS equipment, said detachable bus comprise that one splits out housing and splits out conducting rod to splitting out adjacent two of housing, and this method for dismounting comprises:
Step 1 splits out being connected of connecting cylinder 20 (being connected to the connecting cylinder 20 that splits out housing 10 both sides) of housing 10 and both sides.Shorten connecting cylinder 20, make to have the gap between the housing 10 (the adjacent housing 10 that splits out housing 10) that splits out housing 10 and both sides;
Step 2; Dismantle two and split out conducting rod 30; The method that splits out of this conducting rod 30: the corresponding hand hole cover that splits out the housing of conducting rod 30 of dismounting; Pass hand hole 11 and open the conductor screen 44 above the fixed conductor 42, operation securing member 43 is to dismantle securing member 43 down in the U-shaped opening of U-shaped seat 421 then, and the conductor touch base 41 that conducting rod 30 and two ends are connected breaks away from fixed conductor.Can support removing conducting rod 30 through the gap that forms in the step 1 in the process of dismounting temporarily;
Step 3 will split out conducting rod 30 and move to and split out housing 10 interior locations, split out shifting out of bus section, busbar section thereby realize intending.
Unloading process when dismounting conducting rod first end connects, is preferably established the gap that an interim supporting mechanism passes housing and connecting cylinder in addition and is stretched in the housing, the location conducting rod, and after avoiding conducting rod one end to dismantle, because of the conducting rod other end is not dismantled, and the damage conducting rod.The installation of the bus section, busbar section that just can recover to remove according to opposite order realizes the product maintenance of minimum time and workload.
Among another preferred embodiment, it and a last preferred embodiment difference are: please refer to Fig. 4, said connecting cylinder 20 is a retracting cylinder, it comprise one overlap admittedly 21 and one can be slidingly connected solid cover 21 sliding sleeve 22.
The above; Be merely the utility model preferred embodiment; So can not limit the scope that the utility model is implemented according to this, the equivalence of promptly doing according to the utility model claim and description changes and modifies, and all should still belong in the scope that the utility model contains.
Claims (9)
1. detachable bus that is used for GIS equipment, it comprises shell portion, conducting rod (30) and fixed conductor assembling (40); Said shell portion comprises a plurality of interval string rows' housing (10); Be connected with one between every adjacent two housings (10) with all installing and removing and can extend the connecting cylinder (20) that shortens; Said each housing (10) all is provided with one and runs through inside and outside hand hole (11), and each hand hole (11) can both be installed and removed lid and connects a hand hole cover; Said conducting rod (30) is connected in the shell portion, and the end of said conducting rod (30) connects described fixed conductor assembling (40), said fixed conductor assembling (40) position and hand hole (11) position correspondence; It is characterized in that:
Said fixed conductor assembling (40) comprises two conductor touch bases (41) and a fixed conductor (42); Said two conductor touch bases (41) can be installed and removed ground respectively and connect the adjacent end of adjacent two conducting rods (30); Said fixed conductor (42) has U-shaped seat (421); Said U-shaped seat (421) has the U-shaped opening, and said U-shaped seat (421) is between between two conductor touch bases (41); Other establishes the securing member (43) that can in the U-shaped opening, operate, through securing member (43) conductor touch base (41) and U-shaped seat (421) can be linked together with installing and removing.
2. a kind of detachable bus that is used for GIS equipment according to claim 1 is characterized in that: said connecting cylinder (20) is a retracting cylinder.
3. a kind of detachable bus that is used for GIS equipment according to claim 1 is characterized in that: said connecting cylinder (20) is a bellows.
4. a kind of detachable bus that is used for GIS equipment according to claim 1 is characterized in that: can be plugged on together between said conductor touch base (41) and conducting rod (30) end with installing and removing.
5. a kind of detachable bus that is used for GIS equipment according to claim 4 is characterized in that: establish fingertip spring (31) between said conductor touch base (41) and conducting rod (30) end.
6. a kind of detachable bus that is used for GIS equipment according to claim 1 is characterized in that: said U-shaped seat (421) has two parallel and relative with conductor touch base (41) installed surfaces (4212); Said securing member (43) passes installed surface (4212) bonding conductor touch base (41) more outward in the U-shaped opening.
7. a kind of detachable bus that is used for GIS equipment according to claim 6 is characterized in that: said installed surface (4212) and conductor touch base (41) end are adaptive and for rounded face.
8. according to each the described a kind of detachable bus that is used for GIS equipment in the claim 1 to 7; It is characterized in that: said fixed conductor assembling (40) comprises a shielding part (44), and said shielding part (44) can be installed and removed the U-shaped opening that the ground lid connects fixed conductor (42).
9. according to each the described a kind of detachable bus that is used for GIS equipment in the claim 1 to 7; It is characterized in that: said housing (10) also comprises an installing hole (14); Said installing hole (14) present position and hand hole (11) present position lay respectively at housing (10) axis two sides, and said installing hole (14) lid is established insulator (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311016 CN202633763U (en) | 2012-06-27 | 2012-06-27 | Detachable bus for gas insulated switchgear (GIS) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220311016 CN202633763U (en) | 2012-06-27 | 2012-06-27 | Detachable bus for gas insulated switchgear (GIS) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202633763U true CN202633763U (en) | 2012-12-26 |
Family
ID=47386910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220311016 Expired - Fee Related CN202633763U (en) | 2012-06-27 | 2012-06-27 | Detachable bus for gas insulated switchgear (GIS) |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202633763U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938537A (en) * | 2012-06-27 | 2013-02-20 | 厦门华电开关有限公司 | Detachable busbar for gas insulated switchgear (GIS) |
| CN104143801A (en) * | 2013-09-26 | 2014-11-12 | 国家电网公司 | Conducting rod supporting structure and pipeline bus using same |
| CN114476334A (en) * | 2021-12-20 | 2022-05-13 | 河南平高电气股份有限公司 | High-voltage switch transportation protection device and high-voltage switch |
-
2012
- 2012-06-27 CN CN 201220311016 patent/CN202633763U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102938537A (en) * | 2012-06-27 | 2013-02-20 | 厦门华电开关有限公司 | Detachable busbar for gas insulated switchgear (GIS) |
| CN102938537B (en) * | 2012-06-27 | 2015-09-30 | 厦门华电开关有限公司 | For the detachable bus in GIS device |
| CN104143801A (en) * | 2013-09-26 | 2014-11-12 | 国家电网公司 | Conducting rod supporting structure and pipeline bus using same |
| CN114476334A (en) * | 2021-12-20 | 2022-05-13 | 河南平高电气股份有限公司 | High-voltage switch transportation protection device and high-voltage switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121226 Termination date: 20180627 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |