CN104377628B - Three-phase tubular busbar vertical structure of 500kV transformer substation - Google Patents

Three-phase tubular busbar vertical structure of 500kV transformer substation Download PDF

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Publication number
CN104377628B
CN104377628B CN201410736487.XA CN201410736487A CN104377628B CN 104377628 B CN104377628 B CN 104377628B CN 201410736487 A CN201410736487 A CN 201410736487A CN 104377628 B CN104377628 B CN 104377628B
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China
Prior art keywords
pipe
phase
support
transformer station
female
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CN201410736487.XA
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CN104377628A (en
Inventor
李龙才
吴怡敏
余波
冯小明
张映桢
邹家勇
朱大鹏
邢毅
冯千秀
尹大千
冯川
李珊珊
骆玲
王振华
包维瀚
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Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
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Southwest Electric Power Design Institute Co Ltd of China Power Engineering Consulting Group
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Abstract

The invention provides a three-phase tubular busbar vertical structure of a 500kV transformer substation. The three-phase tubular busbar vertical structure comprises three tubular busbars, tubular busbar fixtures and a support. The tubular busbars are connected with the separated tubular busbar fixtures respectively. The support is in insulation connection of the tubular busbars and tubular busbar fixtures. The plane where the tubular busbars exist is perpendicular to the level ground. The distance between every two adjacent tubular busbars is 1.5m-2m. At the premise that the 500kV transformer substation safely runs, the whole width of the tubular busbars is reduced from the traditional 3.4m-4m to about 1.4m, and the whole length or width of the 500kV transformer substation is reduced by 2m-2.6m, thus the 500kV transformer substation is small is size, the equipment mounting, running and detecting is unaffected, precious land sources are saved, construction difficulty of the 500kV transformer substation is reduced, and running and maintenance of the 500kV transformer substation are facilitated.

Description

A kind of three-phase pipe bus vertical stratification of 500kV transformer station
Technical field
The present invention relates to extra-high voltage electric power transmission line construction technical field, especially relate to the three of a kind of 500kV transformer station Mutually pipe bus vertical stratification.
Background technology
In extra-high voltage electric power transmission power system, there is A, B, C three-phase electricity, 500kV transformer station low-pressure side 35kV or 66kV is provided with substantial amounts of collecting pipe bus, i.e. A, B, C three-phase pipe bus, transformer station's three-phase pipe busbar scheme direct relation Construction investment benefit and later stage running quality to transformer station.Generally, the plane that this A, B, C three-phase pipe bus is located and ground are put down Row distribution, but because pipe mother has been mainly the effect of confluxing, its length is generally suitable with the width of transformer station, and A, B, C three-phase pipe is female The overall width of line is about 3.4m-4m.Therefore, this line construction design needs to occupy bigger floor area, is unfavorable for excellent Change the general layout global design of transformer station, nor be easy to the operation maintenance work of transformer station.
Content of the invention
The technical problem to be solved in the present invention is:The problem existing for prior art, provides a kind of 500kV transformer station Three-phase pipe bus vertical stratification, saves the floor space of transformer station, and is easy to operation maintenance.
The technical problem to be solved in the present invention employs the following technical solutions to realize:A kind of three-phase pipe of 500kV transformer station Bus vertical stratification, including the female fixing gold utensil of three-phase pipe mother and pipe and support, described three-phase pipe mother stock is not solid with independent pipe mother Deposit tool connects, and insulate and is connected between the female fixing gold utensil of described support and pipe, pipe mother, and described three-phase pipe female place plane is equal and water Plane earth is mutually perpendicular to, and the phase spacing between adjacent two-phase pipe mother is 1.5m-2m.
Preferably, in described three-phase pipe mother apart from the female vertical range and level ground between of the nearest pipe in level ground it is 2.5m-4.5m.
Preferably, the female fixing gold utensil of described pipe is made up of mounting seat, lower plate and train wheel bridge, on train wheel bridge, lower plate It is respectively provided with arc groove, described lower plate and mounting seat are movably hinged, described train wheel bridge is flexibly connected with lower plate.
Preferably, described mounting seat is arranged the chute of bar shaped, described lower plate runs through chute and installation by connecting pin Seat is movably hinged, and moves along a straight line along chute with respect to mounting seat.
Preferably, described mounting seat is arranged through hole, described lower plate runs through described through hole and mounting seat by connecting pin It is movably hinged, and rotate with respect to mounting seat.
Preferably, pass through bolt between described train wheel bridge, lower plate, nut composition is flexibly connected.
Preferably, described support is mutually perpendicular to support member and is fixedly connected, and is fixedly connected end bracket on support member, institute State support member to pass through to be flexibly connected between end bracket and support insulator, live between described support insulator and the female fixing gold utensil of pipe It is dynamically connected.
Preferably, it is flexibly connected by bolt, nut composition between described support insulator fixing gold utensil female with pipe.
Compared with prior art, the invention has the beneficial effects as follows:Due to three-phase pipe mother's place plane all with level ground phase Phase spacing between mutually vertical and adjacent two-phase pipe mother is 1.5m-2m, to prevent because of high-voltage breakdown between pipe mother, full On the premise of sufficient 500kV substation safety runs, the pact by conventional levels structure for the overall width of three-phase pipe bus can be made 3.4m-4m is reduced to 1.4m, and then makes the length of 500kV transformer station or width can integrally reduce 2m-2.6m.Cause This, can efficiently reduce the floor space of 500kV transformer station using the present invention, and has no effect on the installation of equipment, operation, inspection Repairing, thus having saved the land resource of preciousness, advantageously reducing the difficulty of construction of 500kV transformer station, also easily facilitate 500kV and become The operation maintenance work in power station, has good economic benefit.
Brief description
Fig. 1 is a kind of structural map of the three-phase pipe bus vertical stratification of 500kV of present invention transformer station.
Fig. 2 is the front view of the female fixing gold utensil (sliding-type) of pipe in Fig. 1.
Fig. 3 is the side view of the female fixing gold utensil (sliding-type) of pipe in Fig. 1.
Fig. 4 is the front view of the female fixing gold utensil (rotation) of pipe in Fig. 1.
Fig. 5 is the side view of the female fixing gold utensil (rotation) of pipe in Fig. 1.
In figure marks:1- pipe is female, 2- support insulator, 3- support, 4- support member, the female fixing gold utensil of 5- pipe, 6- bolt, 7- Nut, 8- end bracket, 50- mounting seat, 51- lower plate, 52- train wheel bridge, 53- chute, 54- connecting pin.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with the accompanying drawings and be embodied as The present invention is described in detail for example.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, not For limiting the present invention.
Embodiment 1
As shown in figure 1, a kind of three-phase pipe bus vertical stratification of 500kV transformer station, mainly include A, B, C three-phase pipe mother 1 And pipe mother fixes gold utensil 5, support insulator 2 and support 3, support 3 therein adopts round steel pipe, on support 3 from top to bottom It is welded and fixed three support members 4 successively, described support member 4 is mutually perpendicular to support 3 respectively, is welded and fixed in support member 4 one end End bracket 8, passes through bolt 6, nut 7 composition is flexibly connected, with convenient construction again between described end bracket 8 and support insulator 2 During dismounting.
As shown in Figure 2 and Figure 3, the female fixing gold utensil 5 of described pipe is made up of mounting seat 50, lower plate 51 and train wheel bridge 52, upper Arc groove is respectively provided with clamping plate 52, lower plate 51, and the radius of described arc groove is equal to the radius of pipe mother 1, so that The female fixing gold utensil 5 of pipe can be fully contacted and the pipe mother 1 being gripped by it between, improves pipe mother by increasing contact area Stability after 1 fixation.The chute 53 of bar shaped is arranged on described mounting seat 50, described lower plate 51 is run through by connecting pin 54 Chute 53 is movably hinged with mounting seat 50, makes lower plate 51 for linear motion with respect to mounting seat 50 along chute 53;Institute State and be flexibly connected by bolt 6, nut 7 composition between lower plate 51 and train wheel bridge 52, pipe mother 1 is clamped and fixed in train wheel bridge 52nd, between lower plate 51, easy construction, and also pipe female 1 also has certain freedom of movement after installing, so that pipe mother 1 Certain buffering can be obtained when suffering from the impact of the sharp poundings such as earthquake, to ensure the operation safety of pipe mother 1.
As shown in figure 1, described support insulator 2 is linear structure, its one end passes through bolt 6, nut 7 and end bracket 8 Composition is flexibly connected, and the other end is flexibly connected also by mounting seat 50 composition in bolt 6, nut 7 fixing gold utensil 5 female with pipe, Therefore, define insulation between support 3 fixing gold utensil 5 female with pipe, pipe mother 1 to be connected.Female 1 point of described A phase, B phase, C phase pipe Not female with independent pipe fixing gold utensil 5 is connected, and pipe mother's 1 place plane of A phase, B phase, C phase is all mutually perpendicular to level ground, A phase pipe therein female 1 and the distance between B phase pipe mother 1 L3 are 1.5m-2m, B phase pipe mother 1 and the distance between C phase pipe mother 1 L2 Also it is 1.5m-2m, vertical range L1 between C phase pipe female 1 and level ground is 2.5m-4.5m.Such structure can be effective Prevent pipe mother 1 because of high-voltage breakdown, to ensure the safe operation of 500kV transformer station;And, described A phase pipe female 1 and B phase pipe mother 1 The distance between L3, B phase pipe female 1 and the distance between C phase pipe mother 1 L2 can be arranged to equal, make the general layout cloth of transformer station Put more neat, attractive in appearance.
Embodiment 2
As shown in Figure 4, Figure 5, the mounting seat 50 in the female fixing gold utensil 5 of pipe arranges through hole, described lower plate 51 passes through Connecting pin 54 is run through described through hole and is movably hinged with mounting seat 50, so that lower plate 51 can be with respect to 50 turns of mounting seat Dynamic, pipe mother 1 so can also be enable to obtain certain buffering when suffering from the impact of the sharp poundings such as earthquake, to ensure pipe mother 1 Operation safety.Other structures are with embodiment 1.
After 500kV transformer station adopts above-mentioned three-phase pipe bus vertical stratification, due to phase between three support insulators 2 Mutually parallel and keep certain spacing so that being also to be parallel to each other and keep certain spacing between pipe mother 1, therefore, it can prevent Only because of high-voltage breakdown between pipe mother 1, and ensure the pipe mother 1 of A phase, B phase, C phase lead wire unaffected, be conducive to improving power transformation The safety in operation stood, reliability.On the premise of meeting substation safety operation, pipe mother's 1 place plane of A phase, B phase, C phase Be mutually perpendicular to level ground so that the pipe mother 1 of A phase, B phase, C phase overall width by conventional levels structure about 3.4m-4m It is reduced to 1.4m, and then makes the length of 500kV transformer station or width can integrally reduce 2m-2.6m, efficiently reduce The floor space of 500kV transformer station, and have no effect on the installation of equipment, operation, maintenance, save the land resource of preciousness, Advantageously reduce the difficulty of construction of 500kV transformer station, also easily facilitate the operation maintenance work of 500kV transformer station, achieve good Good economic benefit.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention it is noted that all Any modification, equivalent and improvement of being made within the spirit and principles in the present invention etc., should be included in the guarantor of the present invention Within the scope of shield.

Claims (7)

1. a kind of 500kV transformer station three-phase pipe bus vertical stratification it is characterised in that:Female solid including three-phase pipe mother (1) and pipe Deposit tool (5) and support (3), fixing gold utensil (5) female with independent pipe is connected described three-phase pipe mother (1) respectively, described support (3) It is mutually perpendicular to and is fixedly connected with support member (4), end bracket (8) is fixedly connected on support member (4), described support member (4) is led to Cross and be flexibly connected between end bracket (8) and support insulator (2), between described support insulator (2) and the female fixing gold utensil (5) of pipe It is flexibly connected;Insulate between described support (3) fixing gold utensil (5) female with pipe, pipe mother (1) and be connected, described three-phase pipe mother (1) is located Plane is all mutually perpendicular to level ground, and the phase spacing between adjacent two-phase pipe mother (1) is 1.5m-2m.
2. a kind of 500kV transformer station according to claim 1 three-phase pipe bus vertical stratification it is characterised in that:Described In three-phase pipe mother (1), pipe mother (1) vertical range and level ground between nearest apart from level ground is 2.5m-4.5m.
3. a kind of 500kV transformer station according to claims 1 or 2 three-phase pipe bus vertical stratification it is characterised in that: The female fixing gold utensil (5) of described pipe is made up of mounting seat (50), lower plate (51) and train wheel bridge (52), in train wheel bridge (52), lower folder Plate is respectively provided with arc groove on (51), and described lower plate (51) and mounting seat (50) are movably hinged, described train wheel bridge (52) with Lower plate (51) is flexibly connected.
4. a kind of 500kV transformer station according to claim 3 three-phase pipe bus vertical stratification it is characterised in that:Described The upper chute (53) arranging bar shaped of mounting seat (50), described lower plate (51) is run through chute (53) and is installed by connecting pin (54) Seat (50) is movably hinged, and moves along a straight line along chute (53) with respect to mounting seat (50).
5. a kind of 500kV transformer station according to claim 3 three-phase pipe bus vertical stratification it is characterised in that:Described Mounting seat (50) is upper to arrange through hole, and described lower plate (51) runs through described through hole and mounting seat (50) activity by connecting pin (54) Hinged, and rotate with respect to mounting seat (50).
6. a kind of 500kV transformer station according to claim 3 three-phase pipe bus vertical stratification it is characterised in that:Described Pass through bolt (6), nut (7) composition is flexibly connected between train wheel bridge (52), lower plate (51).
7. a kind of 500kV transformer station according to claim 1 three-phase pipe bus vertical stratification it is characterised in that:Described It is flexibly connected by bolt (6), nut (7) composition between support insulator (2) fixing gold utensil (5) female with pipe.
CN201410736487.XA 2014-12-05 2014-12-05 Three-phase tubular busbar vertical structure of 500kV transformer substation Active CN104377628B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410736487.XA CN104377628B (en) 2014-12-05 2014-12-05 Three-phase tubular busbar vertical structure of 500kV transformer substation

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Application Number Priority Date Filing Date Title
CN201410736487.XA CN104377628B (en) 2014-12-05 2014-12-05 Three-phase tubular busbar vertical structure of 500kV transformer substation

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CN104377628B true CN104377628B (en) 2017-02-22

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Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE7608865U1 (en) * 1976-03-23 1976-07-15 Karl Pfisterer Elektrotechnische Spezialartikel, 7000 Stuttgart Longitudinal movable bearing for the support of a pipe busbar in electrical systems
CN201435575Y (en) * 2009-06-29 2010-03-31 中国电力工程顾问集团公司 Tubing bus bar telescopic combined hardware and corner combined hardware used for ultra-high voltage substation
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
CN204271577U (en) * 2014-12-05 2015-04-15 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 500kV transformer station

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Address after: 610021 Dongfeng Road, Chengdu, Sichuan, No. 18, No.

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