CN204927814U - 330kV distribution device's double -deck outlet structure - Google Patents
330kV distribution device's double -deck outlet structure Download PDFInfo
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- CN204927814U CN204927814U CN201520578834.0U CN201520578834U CN204927814U CN 204927814 U CN204927814 U CN 204927814U CN 201520578834 U CN201520578834 U CN 201520578834U CN 204927814 U CN204927814 U CN 204927814U
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Abstract
The utility model discloses a 330kV distribution device's double -deck outlet structure, this bilayer outlet structure from ground up in proper order for high -voltage electrical equipment, hang a tub mother, large -span generating line roof beam, generating line upper strata cross -line, the upper cross -line of being qualified for the next round of competitions, turn right from a left side in proper order to first generating line cross -line and bilayer framework and second generating line cross -line and the bilayer framework of being qualified for the next round of competitions of being qualified for the next round of competitions, first generating line cross -line and bilayer are qualified for the next round of competitions the framework and are equipped with the outer insulator chain that dangles that chooses, and be qualified for the next round of competitions and hang in the insulator chain below of dangling with I mode of wire jumper in the interval upper strata, through the transition of compound bar type insulator chain bracing, interval lower floor is qualified for the next round of competitions and goes out wire sleeve by the second line and be qualified for the next round of competitions the arrester of framework below through the strain insulator -string connection of being qualified for the next round of competitions of II modes of wire jumper and bottom to setting up at second generating line cross -line and bilayer. The utility model discloses a two mothers pair segmentation wiring forms can effectively realize main change, female antithetical couplet, generating line equipment, the spaced of being qualified for the next round of competitions and arrange in a flexible way that site utilization is rateed highly, and save the equipment investment, economic benefits is showing.
Description
Technical field:
The utility model belongs to transformer station's outlet design field, particularly a kind of double-deck outlet structure of 330kV power distribution equipment.
Background technology:
Transformer station outlet design normally for the structural shape of individual layer framework, but economically developed, denser population is regional, for compression transformer station size, reduce and forever take up an area, increasing transformer station considers the version adopting two-level architecture.Double-deck outlet is by equipment dually arrayed, the mode making full use of the parallel outlet in a kind of the upper and lower that longitudinal space proposes in outgoing line interval, this outlet method both can be used for outdoor GIS, HGIS power distribution equipment, also can be used for the AIS power distribution equipment of dually arrayed.
HGIS is in the stage of applying in 330kV power distribution equipment at home, and it has the advantage of AIS and GIS concurrently.In equipment manufacturing cost, 330kVHGIS price is about 70% of GIS; In layout occupation of land, HGIS is than AIS power distribution equipment saving about 60%.Both had that the device integration identical with GIS is high, advanced technology, characteristics of compact layout, maintenance less, the advantage such as the life-span is long, also there are to be spaced apart unit construction and installation, enlarging is convenient and interruption duration is short, coverage is little etc. advantage, there is higher Technical Economy.
At present, HGIS power distribution equipment often adopts dually arrayed form, due to double-deck outlet method cannot be realized, when outgoing line interval is more, to there will be back span be space every situation, thus cause the waste of power distribution equipment place floor space.Due to the double-deck outlet structure pattern without 330kV electric pressure in prior art, 330kVHGIS equipment is commonly used to bus scheme with one and half breaker, although in reliability, one and half wiring outlines are higher than two-membrane permeator, but HGIS equipment is originally as high reliability equipment, its equipment failure rate is very low, the connection type that two mother two points of wiring are also progressively promoted for present stage 330kV electric pressure, can meet system reliability requirement.
Summary of the invention:
The purpose of this utility model is the double-deck outlet structure providing a kind of 330kV power distribution equipment, adopt two female two section wiring form, effectively can realize the flexible arrangement of main transformer, mother, bus equipment, outgoing line interval, utilization of area rate is high, save equipment investment, remarkable in economical benefits.
For solving the problems of the technologies described above, the utility model takes following technical scheme:
A double-deck outlet structure for 330kV power distribution equipment, is characterized in: this double-deck outlet structure adopts two female two section wiring form, and outdoor HGIS equipment is arranged, line interval adopts two-level architecture pattern.
This double-deck outlet structure is up followed successively by high voltage electric equipment, suspended tubes mother, large span bus girders, bus upper strata cross-line, outlet upper strata cross-line from ground; This double-deck outlet structure is followed successively by hold concurrently double-deck outlet structure and the second bus cross-line of the first bus cross-line from left to right and holds concurrently double-deck outlet structure.
Above-mentioned high voltage electric equipment comprises first line outlet casing tube, the first bus casing, the first bus leading female connector pipe, the second bus casing, the second bus leading female connector pipe and the second circuit outlet casing tube from left to right successively; Described suspended tubes main bag draws together first group of suspended tubes mother and second group of suspended tubes mother; The female one end of described first group of suspended tubes is connected with the first bus casing, and the other end is connected on the bus cross-line of upper strata; The female one end of described second group of suspended tubes is connected with the second bus casing, hangs on large span bus girders through V-type insulator string;
Described first bus cross-line double-deck outlet structure of holding concurrently is provided with and outer chooses suspension insulator, and the outlet of upper strata, interval hangs over below suspension insulator in wire jumper I mode, through the transition of compound rod insulator string diagonal brace; The outlet of interval lower floor is connected with bottom outlet strain insulator-string by wire jumper II mode to being arranged on the lightning arrester that the second bus cross-line holds concurrently below double-deck outlet structure by the second circuit outlet casing tube.
The beneficial effects of the utility model are:
(1) this double-deck outlet structure adopts double-deck outlet pattern, makes full use of longitudinal spatial scale size, effectively saves power distribution equipment and takes up an area;
(2) the utility model adopts large span bus girders framework, cancels bus intermediate frame post, cancels the post insulator between two groups of HGIS simultaneously, the female line of whole employing hard tube, and middle access path is set, effectively make use of station district area, save and take up an area and steel;
(3) 330kV power distribution equipment maintenance road moves between the HGIS of dually arrayed by this double-deck outlet structure, wire-outlet rack, leading-in bracket and bus-bar frame are designed to combined frame work, upper strata outlet is encorbelmented through frame girder and is adopted the transition of compound rod insulator string diagonal brace to realize, with the band electrical distance ensured and between framework, safe and reliable.
Accompanying drawing illustrates:
Fig. 1 is the double-deck outlet structure schematic diagram of the utility model 330kV power distribution equipment;
In figure: 1-large span bus girders, 2-bus upper strata cross-line, 3-outlet upper strata cross-line, 4-first bus cross-line is held concurrently double-deck outlet structure, 5-second bus cross-line is held concurrently double-deck outlet structure, 6-first line outlet casing tube, 7-first bus casing, 8-first bus leading female connector pipe, 9-second bus casing, 10-second bus leading female connector pipe, 11-second circuit outlet casing tube, 12-first group of suspended tubes is female, 13-second group of suspended tubes is female, suspension insulator is chosen outside 14-, 15-wire jumper I, 16-suspension insulator, 17-lightning arrester, 18-wire jumper II, 19-compound rod insulator string, 20-bottom outlet strain insulator-string.
Embodiment:
Below in conjunction with accompanying drawing, the technical solution of the utility model is described in detail.
As shown in Figure 1, a kind of double-deck outlet structure of 330kV power distribution equipment, it is up followed successively by high voltage electric equipment, suspended tubes mother, large span bus girders 1, bus upper strata cross-line 2, outlet upper strata cross-line 3 from ground; This double-deck outlet structure is followed successively by hold concurrently double-deck outlet structure 4 and the second bus cross-line of the first bus cross-line from left to right and holds concurrently double-deck outlet structure 5; High voltage electric equipment comprises first line outlet casing tube 6, first bus casing 7, first bus leading female connector pipe 8, second bus casing 9, second bus leading female connector pipe 10 and the second circuit outlet casing tube 11 from left to right successively; Suspended tubes main bag draws together first group of suspended tubes female 12 and second group of suspended tubes mother 13; Female 12 one end of described first group of suspended tubes are connected with the first bus casing 7, and the other end is connected on bus upper strata cross-line 2; Female 13 one end of described second group of suspended tubes are connected with the second bus casing 9, hang on large span bus girders 1 through V-type insulator string;
Described first bus cross-line double-deck outlet structure 4 of holding concurrently is provided with and outer chooses suspension insulator 14, and the outlet of upper strata, interval hangs over below suspension insulator 14 in wire jumper I 15 mode, through the transition of compound rod insulator string 19 diagonal brace; The outlet of interval lower floor is connected with bottom outlet strain insulator-string 20 by wire jumper II 18 mode to being arranged on the lightning arrester 17 that the second bus cross-line holds concurrently below double-deck outlet structure 5 by the second circuit outlet casing tube 11.
This double-deck outlet structure adopts large span bus girders framework, cancels bus intermediate frame post, cancels the post insulator between two groups of HGIS simultaneously, all adopts the female line of hard tube.
In using, according to HGIS contour size of the unit(s) and band electrical distance check results, determine bus framework section width; According to band electrical distance check results, determine that double-deck outlet interlamellar spacing and lightning conducter and upper strata go out distance between centers of tracks.Wherein, in practical application, the double-deck outlet interlamellar spacing of preferred 330kV is 7.5m, and it is 5.5m that lightning conducter and upper strata go out distance between centers of tracks.
Claims (1)
1. the double-deck outlet structure of a 330kV power distribution equipment, adopt two female two section wiring form, outdoor HGIS equipment is arranged, line interval adopts two-level architecture pattern, it is characterized in that: described double-deck outlet structure is up followed successively by high voltage electric equipment, suspended tubes mother, large span bus girders (1), bus upper strata cross-line (2), outlet upper strata cross-line (3) from ground; Described double-deck outlet structure is followed successively by hold concurrently double-deck outlet structure (4) and the second bus cross-line of the first bus cross-line from left to right and holds concurrently double-deck outlet structure (5); High voltage electric equipment comprises first line outlet casing tube (6), the first bus casing (7), the first bus leading female connector pipe (8), the second bus casing (9), the second bus leading female connector pipe (10) and the second circuit outlet casing tube (11) from left to right successively; Suspended tubes main bag draws together first group of suspended tubes mother (12) and second group of suspended tubes mother (13); Described first group of suspended tubes mother (12) one end is connected with the first bus casing (7), and the other end is connected on bus upper strata cross-line (2); Described second group of suspended tubes mother (13) one end is connected with the second bus casing (9), hangs on large span bus girders (1) through V-type insulator string; Described first bus cross-line double-deck outlet structure (4) of holding concurrently is provided with and outer chooses suspension insulator (14), the outlet of upper strata, interval hangs over suspension insulator (14) below, through compound rod insulator string (19) diagonal brace transition in wire jumper I (15) mode; The outlet of interval lower floor by the second circuit outlet casing tube (11) to be arranged on the second bus cross-line hold concurrently double-deck outlet structure (5) below lightning arrester (17) be connected with bottom outlet strain insulator-string (20) by wire jumper II (18) mode.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578834.0U CN204927814U (en) | 2015-08-05 | 2015-08-05 | 330kV distribution device's double -deck outlet structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520578834.0U CN204927814U (en) | 2015-08-05 | 2015-08-05 | 330kV distribution device's double -deck outlet structure |
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| CN204927814U true CN204927814U (en) | 2015-12-30 |
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| CN201520578834.0U Active CN204927814U (en) | 2015-08-05 | 2015-08-05 | 330kV distribution device's double -deck outlet structure |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680401A (en) * | 2016-03-22 | 2016-06-15 | 中国能源建设集团广东省电力设计研究院有限公司 | Transformer substation outgoing line strengthening system |
| CN109861117A (en) * | 2019-03-29 | 2019-06-07 | 国网河南省电力公司经济技术研究院 | A kind of 220kV HGIS dual-breaker integrated power distribution unit |
| CN110380340A (en) * | 2019-09-02 | 2019-10-25 | 上海电力设计院有限公司 | A kind of transformer substation power distribution unit |
-
2015
- 2015-08-05 CN CN201520578834.0U patent/CN204927814U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105680401A (en) * | 2016-03-22 | 2016-06-15 | 中国能源建设集团广东省电力设计研究院有限公司 | Transformer substation outgoing line strengthening system |
| CN105680401B (en) * | 2016-03-22 | 2018-07-24 | 中国能源建设集团广东省电力设计研究院有限公司 | Substation's outlet hardened system |
| CN109861117A (en) * | 2019-03-29 | 2019-06-07 | 国网河南省电力公司经济技术研究院 | A kind of 220kV HGIS dual-breaker integrated power distribution unit |
| CN110380340A (en) * | 2019-09-02 | 2019-10-25 | 上海电力设计院有限公司 | A kind of transformer substation power distribution unit |
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| C14 | Grant of patent or utility model | ||
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| CP03 | Change of name, title or address |
Address after: No. 3120, Dalian Road, Jinfeng District, Yinchuan, the Ningxia Hui Autonomous Region Patentee after: The Ningxia Hui Autonomous Region Electric Power Design Institute Co., Ltd. Address before: 750001 East Road, the Great Wall, Yinchuan, Yinchuan, the Ningxia Hui Autonomous Region Patentee before: Ningxia Hui Autonomous Region Electric Power Design Institute |
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| CP03 | Change of name, title or address |