CN104538850A - Three-phase tube bus vertical structure of 1000 kV transformer substation - Google Patents

Three-phase tube bus vertical structure of 1000 kV transformer substation Download PDF

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Publication number
CN104538850A
CN104538850A CN201410734722.XA CN201410734722A CN104538850A CN 104538850 A CN104538850 A CN 104538850A CN 201410734722 A CN201410734722 A CN 201410734722A CN 104538850 A CN104538850 A CN 104538850A
Authority
CN
China
Prior art keywords
phase
pipe
transformer station
mount pad
pipe mother
Prior art date
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.)
Pending
Application number
CN201410734722.XA
Other languages
Chinese (zh)
Inventor
吴怡敏
李龙才
余波
冯小明
张映桢
邹家勇
朱大鹏
邢毅
丁晓飞
龚琳珺
樊艳
周炜明
王振华
包维瀚
张朝煜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
Original Assignee
Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group filed Critical Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
Priority to CN201410734722.XA priority Critical patent/CN104538850A/en
Publication of CN104538850A publication Critical patent/CN104538850A/en
Pending legal-status Critical Current

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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02BBOARDS, SUBSTATIONS, OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/20Bus-bar or other wiring layouts, e.g. in cubicles, in switchyards
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02GINSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G5/00Installations of bus-bars

Abstract

The invention provides a three-phase tube bus vertical structure of a 1000 kV transformer substation. The three-phase tube bus vertical structure comprises three-phase tube buses, tube bus fixing fittings and supports, wherein the three-phase tube buses are connected with the independent tube bus fixing fittings receptively, the supports are connected with the tube bus fixing fittings and the tube buses in an insulated mode, the planes where the three-phase tube buses are located are all perpendicular to the horizontal ground, and the phase spacing between every two adjacent tube buses ranges from 1.7 m-2.5 m. On the premise that safe operation of the 1000 kV transformer substation is achieved, the overall width of the three-phase tube buses can be reduced to about 1.85 m from about 4 m of a conventional horizontal structure, and accordingly the overall length or width of the 1000 kV transformer substation can be reduced by about 2.15 m, so that the occupied area of the 1000 kV transformer substation is effectively reduced without affecting installation, operation and maintenance of equipment, precious land resources are saved, construction difficulty of the 1000 kV transformer substation is easily lowered, and operating maintenance of the 1000 kV transformer substation is more convenient.

Description

A kind of three-phase pipe bus vertical stratification of 1000kV transformer station
Technical field
The present invention relates to extra-high voltage electric power transmission line construction technical field, especially relate to a kind of three-phase pipe bus vertical stratification of 1000kV transformer station.
Background technology
In extra-high voltage electric power transmission electric power system, there is A, B, C three-phase electricity, the low-pressure side 110kV of 1000kV transformer station is provided with a large amount of collecting pipe buses, i.e. A, B, C three-phase pipe bus, transformer station's three-phase pipe busbar scheme is directly connected to construction investment benefit and the later stage running quality of transformer station.Usually, the plane distribution parallel to the ground at this A, B, C three-phase pipe bus place, but mainly work the effect of confluxing due to pipe mother, its length usually with the width of transformer station quite, the overall width of A, B, C three-phase pipe bus is about 4m.Therefore, this line construction design needs to occupy larger floor area, is unfavorable for the general layout global design optimizing transformer station, nor is convenient to the operation maintenance work of transformer station.
Summary of the invention
The technical problem to be solved in the present invention is: for prior art Problems existing, provides a kind of three-phase pipe bus vertical stratification of 1000kV transformer station, saves the floor space of transformer station, and is convenient to operation maintenance.
The technical problem to be solved in the present invention realizes by the following technical solutions: a kind of three-phase pipe bus vertical stratification of 1000kV transformer station, comprise the female and female fixing gold utensil of pipe of three-phase pipe and support, described three-phase pipe mother stock is not connected with the independently female gold utensil of fixing of pipe, insulate between described support and the fixing gold utensil of pipe mother, pipe mother and be connected, described three-phase pipe female place plane is all mutually vertical with level ground, and the phase spacing between adjacent two-phase pipe mother is 1.7m-2.5m.
Preferably, the vertical range between the pipe mother that the female middle distance level ground of described three-phase pipe is nearest and level ground is 3.5m-5m.
Preferably, the fixing gold utensil of described pipe mother is made up of mount pad, lower plate and train wheel bridge, and train wheel bridge, lower plate arrange arc groove respectively, and described lower plate and mount pad are movably hinged, and described train wheel bridge is flexibly connected with lower plate.
Preferably, described mount pad is arranged the chute of bar shaped, described lower plate runs through chute by connecting pin and mount pad is movably hinged, and along chute relative to mount pad rectilinear motion.
Preferably, described mount pad arranges through hole, described lower plate runs through described through hole by connecting pin and mount pad is movably hinged, and rotates relative to mount pad.
Preferably, be flexibly connected by bolt, nut composition between described train wheel bridge, lower plate.
Preferably, described support and strutting piece are mutually vertical and be fixedly connected with, and strutting piece is fixedly connected with end bracket, and described strutting piece is by being flexibly connected between end bracket with post insulator, and described post insulator is flexibly connected with female the fixing between gold utensil of pipe.
Preferably, formed by bolt, nut between described post insulator and the fixing gold utensil of pipe mother and be flexibly connected.
Compared with prior art, the invention has the beneficial effects as follows: because three-phase pipe female place plane is all mutually vertical with level ground, and the phase spacing between adjacent two-phase pipe mother is 1.7m-2.5m, to prevent between pipe mother because of high-voltage breakdown, under the prerequisite meeting the operation of 1000kV substation safety, the overall width of three-phase pipe bus can be made to be reduced to about 1.85m by the about 4m of conventional levels structure, and then to make the length of 1000kV transformer station or width overallly can reduce about 2.15m.Therefore, adopt the present invention effectively can reduce the floor space of 1000kV transformer station, and do not affect the installation of equipment, operation, maintenance, thus saved valuable land resource, be conducive to the difficulty of construction reducing 1000kV transformer station, also be more convenient to the operation maintenance work of 1000kV transformer station, there is good economic benefit.
Accompanying drawing explanation
Fig. 1 is the structural map of the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station of the present invention.
Fig. 2 is the front view of the fixing gold utensil (sliding-type) of pipe mother in Fig. 1.
Fig. 3 is the end view of the fixing gold utensil (sliding-type) of pipe mother in Fig. 1.
Fig. 4 is the front view of the fixing gold utensil (rotation) of pipe mother in Fig. 1.
Fig. 5 is the end view of the fixing gold utensil (rotation) of pipe mother in Fig. 1.
Mark in figure: 1-pipe is female, 2-post insulator, 3-support, 4-strutting piece, the fixing gold utensil of 5-pipe mother, 6-bolt, 7-nut, 8-end bracket, 50-mount pad, 51-lower plate, 52-train wheel bridge, 53-chute, 54-connecting pin.
Embodiment
In order to make object of the present invention, technical scheme and advantage clearly understand, below in conjunction with the drawings and specific embodiments, the present invention is described in detail.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
Embodiment 1
As shown in Figure 1, a kind of three-phase pipe bus vertical stratification of 1000kV transformer station, mainly comprise A, B, C three-phase pipe female 1 and pipe mother fixing gold utensil 5, post insulator 2 and support 3, support 3 wherein adopts round steel pipe, support 3 is welded and fixed three strutting pieces 4 from top to bottom successively, described strutting piece 4 is mutually vertical with support 3 respectively, end bracket 8 is welded and fixed in strutting piece 4 one end, described end bracket 8 is flexibly connected, with the dismounting in convenient construction process with consisting of bolt 6, nut 7 between post insulator 2 again.
As shown in Figure 2 and Figure 3, the fixing gold utensil 5 of described pipe mother is made up of mount pad 50, lower plate 51 and train wheel bridge 52, train wheel bridge 52, lower plate 51 arrange arc groove respectively, and the radius of described arc groove is equal to the radius of pipe mother 1, so that the fixing gold utensil 5 of pipe mother fully can contact with between the pipe mother 1 gripped by it, by increase contact area improve pipe female 1 fixing after stability.Described mount pad 50 arranges the chute 53 of bar shaped, and described lower plate 51 runs through chute 53 by connecting pin 54 and is movably hinged with mount pad 50, makes lower plate 51 can along chute 53 relative to mount pad 50 moving linearly; Described lower plate 51 is flexibly connected with consisting of bolt 6, nut 7 between train wheel bridge 52, namely pipe mother 1 is clamped and fixed between train wheel bridge 52, lower plate 51, easy construction, and after female 1 installation of pipe, also there is certain freedom of movement, pipe mother 1 can be made can to obtain certain buffering, to ensure the security of operation of pipe mother 1 when impacted by the sharp poundings such as earthquake.
As shown in Figure 1, described post insulator 2 is linear structure, its one end consists of with end bracket 8 bolt 6, nut 7 and is flexibly connected, the other end also consists of bolt 6, the female mount pad 50 fixed in gold utensil 5 of nut 7 and pipe and is flexibly connected, therefore, namely define to insulate between support 3 and the fixing gold utensil 5 of pipe mother, pipe mother 1 and be connected.Described A phase, B phase, C phase pipe mother 1 are connected with the fixing gold utensil 5 of independently pipe mother respectively, and the female 1 place plane of the pipe of A phase, B phase, C phase is all mutually vertical with level ground, A phase pipe wherein female 1 is 1.7m-2.5m with the distance L3 between B phase pipe mother 1, B phase pipe female 1 and the distance L2 between C phase pipe mother 1 are also the vertical range L1 between 1.7m-2.5m, C phase pipe female 1 and level ground is 3.5m-5m.Such structure can prevent pipe mother 1 because of high-voltage breakdown effectively, to ensure the safe operation of 1000kV transformer station; And described A phase pipe female 1 can be arranged to equal with the distance L3 between B phase pipe mother 1, B phase pipe female 1 with the distance L2 between C phase pipe mother 1, makes the general layout of transformer station more neat, attractive in appearance.
Embodiment 2
As shown in Figure 4, Figure 5, mount pad 50 in the fixing gold utensil 5 of pipe mother arranges through hole, described lower plate 51 runs through described through hole by connecting pin 54 and mount pad 50 is movably hinged, thus lower plate 51 can be rotated relative to mount pad 50, pipe mother 1 so also can be enable to obtain certain buffering, to ensure the security of operation of pipe mother 1 when impacted by the sharp poundings such as earthquake.Other structures are with embodiment 1.
After 1000kV transformer station adopts above-mentioned three-phase pipe bus vertical stratification, owing to being parallel to each other between three post insulators 2 and keeping certain spacing, make also to be parallel to each other and keep certain spacing between pipe mother 1, therefore, can prevent between pipe mother 1 because of high-voltage breakdown, and ensure that the lead wire of the pipe mother 1 of A phase, B phase, C phase is unaffected, be conducive to the safety in operation, the reliability that improve transformer station.Under the prerequisite meeting substation safety operation, A phase, B phase, the female 1 place plane of pipe of C phase is mutually vertical with level ground, make A phase, B phase, the overall width of the pipe mother 1 of C phase is reduced to about 1.85m by the about 4m of conventional levels structure, and then make the length of 1000kV transformer station or width overallly can reduce about 2.15m, effectively reduce the floor space of 1000kV transformer station, and do not affect the installation of equipment, run, maintenance, save valuable land resource, be conducive to the difficulty of construction reducing 1000kV transformer station, also the operation maintenance work of 1000kV transformer station is more convenient to, achieve good economic benefit.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, it should be pointed out that all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.

Claims (8)

1. the three-phase pipe bus vertical stratification of a 1000kV transformer station, it is characterized in that: comprise three-phase pipe mother (1) and the fixing gold utensil (5) of pipe mother and support (3), described three-phase pipe mother (1) is connected with the fixing gold utensil (5) of independently pipe mother respectively, insulate between described support (3) and the fixing gold utensil (5) of pipe mother, pipe mother (1) and be connected, described three-phase pipe mother (1) place plane is all mutually vertical with level ground, and the phase spacing between adjacent two-phase pipe mother (1) is 1.7m-2.5m.
2. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claim 1, is characterized in that: the vertical range between the pipe mother (1) that described three-phase pipe mother (1) middle distance level ground is nearest and level ground is 3.5m-5m.
3. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claims 1 or 2, it is characterized in that: the fixing gold utensil (5) of described pipe mother is made up of mount pad (50), lower plate (51) and train wheel bridge (52), at train wheel bridge (52), lower plate, (51) arrange arc groove respectively, described lower plate (51) and mount pad (50) are movably hinged, and described train wheel bridge (52) is flexibly connected with lower plate (51).
4. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claim 3, it is characterized in that: the chute (53) described mount pad (50) being arranged bar shaped, described lower plate (51) runs through chute (53) by connecting pin (54) and is movably hinged with mount pad (50), and along chute (53) relative to mount pad (50) rectilinear motion.
5. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claim 3, it is characterized in that: (50) arrange through hole to described mount pad, described lower plate (51) runs through described through hole by connecting pin (54) and mount pad (50) is movably hinged, and rotates relative to mount pad (50).
6. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claim 3, is characterized in that: be flexibly connected by bolt (6), nut (7) composition between described train wheel bridge (52), lower plate (51).
7. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claims 1 or 2, it is characterized in that: described support (3) and strutting piece (4) are mutually vertical and be fixedly connected with, strutting piece (4) is fixedly connected with end bracket (8), described strutting piece (4), by being flexibly connected between end bracket (8) with post insulator (2), is flexibly connected between described post insulator (2) with the fixing gold utensil (5) of pipe mother.
8. the three-phase pipe bus vertical stratification of a kind of 1000kV transformer station according to claim 7, is characterized in that: consist of bolt (6), nut (7) between described post insulator (2) with the fixing gold utensil (5) of pipe mother and be flexibly connected.
CN201410734722.XA 2014-12-05 2014-12-05 Three-phase tube bus vertical structure of 1000 kV transformer substation Pending CN104538850A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410734722.XA CN104538850A (en) 2014-12-05 2014-12-05 Three-phase tube bus vertical structure of 1000 kV transformer substation

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Application Number Priority Date Filing Date Title
CN201410734722.XA CN104538850A (en) 2014-12-05 2014-12-05 Three-phase tube bus vertical structure of 1000 kV transformer substation

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429132A (en) * 2018-03-27 2018-08-21 国网山东省电力公司郓城县供电公司 Adjustable substation dress table holder

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197571A (en) * 1975-10-13 1980-04-08 Siemens Aktiengesellschaft End section for connecting a generator takeoff to a block transformer
CN201611758U (en) * 2010-01-15 2010-10-20 湖北兴和电力新材料股份有限公司 Adjustable tubular bus supporting bracket
CN103414133A (en) * 2013-08-27 2013-11-27 浙江泰昌实业有限公司 Side-mounted tube busbar fixing fitting
CN203617653U (en) * 2013-11-29 2014-05-28 阜新市新能电力设备厂 Insulating tube bus support fitting
CN203983899U (en) * 2014-07-30 2014-12-03 中国电力工程顾问集团西南电力设计院 A kind of vertically arranged three-phase bus fixture
CN204391511U (en) * 2014-12-05 2015-06-10 中国电力工程顾问集团西南电力设计院有限公司 A kind of three-phase pipe bus vertical stratification of 1000kV transformer station

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4197571A (en) * 1975-10-13 1980-04-08 Siemens Aktiengesellschaft End section for connecting a generator takeoff to a block transformer
CN201611758U (en) * 2010-01-15 2010-10-20 湖北兴和电力新材料股份有限公司 Adjustable tubular bus supporting bracket
CN103414133A (en) * 2013-08-27 2013-11-27 浙江泰昌实业有限公司 Side-mounted tube busbar fixing fitting
CN203617653U (en) * 2013-11-29 2014-05-28 阜新市新能电力设备厂 Insulating tube bus support fitting
CN203983899U (en) * 2014-07-30 2014-12-03 中国电力工程顾问集团西南电力设计院 A kind of vertically arranged three-phase bus fixture
CN204391511U (en) * 2014-12-05 2015-06-10 中国电力工程顾问集团西南电力设计院有限公司 A kind of three-phase pipe bus vertical stratification of 1000kV transformer station

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108429132A (en) * 2018-03-27 2018-08-21 国网山东省电力公司郓城县供电公司 Adjustable substation dress table holder
CN108429132B (en) * 2018-03-27 2019-07-26 国网山东省电力公司郓城县供电公司 Adjustable substation dress table bracket

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Application publication date: 20150422