CN203583974U - 750KV outdoor A-shaped column, lattice type column and power distribution device - Google Patents
750KV outdoor A-shaped column, lattice type column and power distribution device Download PDFInfo
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- CN203583974U CN203583974U CN201320615256.4U CN201320615256U CN203583974U CN 203583974 U CN203583974 U CN 203583974U CN 201320615256 U CN201320615256 U CN 201320615256U CN 203583974 U CN203583974 U CN 203583974U
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Abstract
The utility model provides a 750KV outdoor A-shaped column, a lattice type column and a power distribution device. The A-shaped column comprises two stand columns, a plurality of cross beams and a column top plate, wherein one ends of the two stand columns are spliced together and are fixedly connected with the column top plate, the other ends of the two stand columns are separated, the periphery of the splicing surface of the two stand columns is connected with a shearing plate, reinforcing ribs are arranged between the column top plate and the stand columns, and the multiple cross beams are connected between the two stand columns at intervals. The lattice type column is composed of two A-shaped columns and a plurality of supporting rods. The power distribution device is composed of the A-shaped columns, the lattice type columns and a frame girder. The A-shaped column, the lattice type column and the power distribution device can meet structural strength, stabilizing requirements and deformation requirements in the period of normal use, are feasible in technology, and are safe and reliable in structure. A steel pipe A-shaped column structural scheme has the advantages of saving steel, saving occupied space, saving installation materials and maintenance cost and the like, is superior to a steel pipe lattice type column structural scheme on the aspect of economic indicators, and has obvious economic benefits and social benefits.
Description
Technical field
The utility model relates to a kind of power distribution device structure, especially relates to a kind of 750KV outdoor A font post, lattice post, power distribution equipment.
Background technology
The structural shape of 750KV substation framework is mainly steel pipe or the angle steel lattice rod structure scheme adopting both at home and abroad at present.This steel latticework formula structure is generally comprised of rectangular cross section lattice post and rectangular cross section lattice girder steel, and lattice post, beam consist of chord member and web member.Its advantage is that the single rod member of cancelled structure is less, makes, installs, transports all more convenient; Structural entity lateral resisting better performances.Its shortcoming is cancelled structure rod member One's name is legion, makes, installation workload is large, and steel using amount is also larger, install and maintenance cost higher, and floor space is relatively large.
Summary of the invention
The purpose of this utility model is: the problem existing for prior art, and a kind of both convenient processing is provided, installs and transportation, save again 750KV outdoor A font post, lattice post, the power distribution equipment of steel and occupation of land, saving installation and maintenance cost.
The purpose of this utility model is achieved through the following technical solutions:
A kind of 750KV outdoor A font post, it is characterized in that, this A font post comprises two root posts, many crossbeams and abacus, one end of described two root posts be stitched together and be fixedly connected with abacus, the other end separates, the Mosaic face periphery of two root posts is connected with shear plate, between described abacus and column, be provided with stiffening rib, many described girder spaces are connected between two root posts.
Preferably, described column is connected and composed by flange by least two steel pipes, and described flange comprises flange and flange stiffening rib, and flange is connected to one end of steel pipe, and flange stiffening rib one end is connected with flange, one end is connected with steel pipe.
Preferably, described crossbeam is a whole steel pipe or is connected and composed by flange by least two steel pipes, described flange comprises flange and flange stiffening rib, and flange is connected to one end of steel pipe, and flange stiffening rib one end is connected with flange, one end is connected with steel pipe.
A lattice post by A font post forms described in claim 1, is characterized in that, this lattice post comprises two A font posts and Duo Gen supporting rod, and two A font posts be arranged in parallel, and many supporting rods are connected between two A font posts and form lattice post.
A kind of power distribution equipment being formed by A font post described in claim 1 and lattice post claimed in claim 4, it is characterized in that, this power distribution equipment comprises two row bus frameworks, three row outlet structures and a plurality of frame girder, two row bus frameworks are plugged between three row outlet structures, every row bus framework is arranged and is formed by a plurality of A font intercolumniations, by every three A font posts plug a lattice post, arranged with interval forms every row outlet structure, and each A font post of every row bus framework is connected by frame girder with the outlet structure of its one or both sides.
Preferably, the number of every row bus framework is identical with the number of every row outlet structure, is 7 or 11.
Preferably, described frame girder is triangularity cross section lattice girder steel.
Preferably, described triangularity cross section lattice girder steel comprises upper chord, two lower chords and Duo Gen web member, and upper chord, two lower chords are connected and fixed by many web members, between web member and upper chord or lower chord for bolt is connected.
Compared with prior art, framework of the present utility model adopts steel pipe A word rod structure pattern can meet structural strength, stability requirement and the deformation requirements between the normal operating period, technical feasibility, and structural safety is reliable; And steel pipe A word rod structure scheme possesses saves steel, saves and take up an area, to save and install and the advantage such as maintenance cost, economic indicator is better than steel pipe lattice type rod structure scheme, and economic benefit, social benefit are remarkable.
Accompanying drawing explanation
Fig. 1 is the structural representation of A font post;
Fig. 2 is the top structure schematic diagram of the post of A font shown in Fig. 1;
Fig. 3 is the plan structure schematic diagram of the post of A font shown in Fig. 1;
Fig. 4 is the structural representation of flange connecting portion of the column of A font post;
Fig. 5 is the structural representation of lattice post;
Fig. 6 is the structural representation of power distribution equipment;
Fig. 7 is the structural representation of frame girder;
Fig. 8 is frame girder web member and chord member connection diagram.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.
Embodiment
As shown in Figure 1 to 4,750KV outdoor A font post mainly consists of two root posts 1, many crossbeams 2 and abacus 3.One end of two root posts 1 is stitched together and is fixedly connected with abacus 3, and abacus 3 is the mode of a monoblock flat board, so that place frame girder; The other end of two root posts 1 separately, forms A glyph framework like this.The Mosaic face periphery of two root posts (intersections of two steel pipe posts) is connected with shear plate 5, is provided with some stiffening ribs 4 between abacus 3 bottoms and column 1, for increasing coupling stiffness, and dispersive pressure.Abacus 3 is provided with some bolts hole 11, fixed support base when preventing frame girder.Many crossbeam 2 intervals are connected between two root posts 1, and the present embodiment is at the high twice crossbeam 2 that arranges of A word post H/3,2H/3, A word post root open be taken as post high 1/6～1/4.
Column is connected and composed by flange 7 by least two steel pipes 6.Steel pipe 6 adopts straight seam welding round steel pipe.Steel pipe splicing node adopts the rigid flange with stiffening rib to connect pattern, to reduce flange thickness, reduces steel quantity consumption, also can bear preferably the larger internal force of steel pipe simultaneously.Rigid flange 7 with stiffening rib comprises flange 71 and flange stiffening rib 72, and flange 71 is connected to one end of steel pipe 6, and flange stiffening rib 72 one end are connected with flange 71, one end is connected with steel pipe 6.
Crossbeam 2 is a whole steel pipe or is connected and composed by flange by least two steel pipes.Distance more in short-term crossbeam adopts a whole steel pipe, adopts at least two crossbeams that steel pipe connects and composes by flange when distance is longer.The flange that crossbeam adopts is also the same with column flange arrangement, also comprises flange and flange stiffening rib, and flange is connected to one end of steel pipe, and flange stiffening rib one end is connected with flange, one end is connected with steel pipe.
For the ease of installing, A font post lower end is provided with suspension column 10, suspension column 10 connect patterns adopt rim of a cup plug-in types connect suspension columns or bolt connect suspension column all can, mainly according to the needs of residing geographical position, weather conditions and construction period, select.
The steel pipe of A font post adopts straight seam welding round steel pipe, and cross section diameter is not subject to specification limits, and 750kV framework steel pipe A word column jecket footpath is generally less than 900mm, and wall thickness is 10mm～12mm.And processing factory can roll the tubing that caliber reaches 2000mm, pipe thickness can reach 25mm.Current domestic Duo Jia processing factory all possesses the ability of processing large diameter steel pipe A word post framework.Therefore steel pipe A word post frame design is not subject to the restriction of processing conditions.
Consider that 750KV transmission of electricity framework needs to resist the tendency power such as earthquake, wind-force.Therefore also aforementioned A font post group is connected into lattice post, as shown in Figure 5, this lattice post comprises two A font posts and Duo Gen supporting rod 8.Two A font posts be arranged in parallel, and many supporting rods 8 are bolted between two A font posts and form lattice post.The material that its supporting rod adopts is: steel pipe A word rod structure truss column is selected Q345B round steel pipe,
Utilize aforementioned A font post, lattice post is added frame girder can be along vertical, laterally form Hinged Bent system, form the power distribution equipment of half combined frame work layout pattern, as shown in Figure 6, this power distribution equipment comprises two row bus framework A, three row outlet structure B and a plurality of frame girder C, two row bus framework A are plugged between three row outlet structure B, every row bus framework B arranges and forms by a plurality of A font intercolumniations, by every three A font posts plug a lattice post, arranged with interval forms every row outlet structure B, each A font post of every row bus framework is connected by frame girder with the outlet structure of its one or both sides.
The number of every row bus framework of the present embodiment is identical with the number of every row outlet structure, it is 7, power distribution equipment just forms totally 6 intervals like this, if the number of every row bus framework is 11, form totally 10 intervals, the appearance interval width 40m forming between outlet structure, hanging wire is put high 41.5m, spaced apart 11.5m; Span 42.5m between bus framework and outlet structure and 51m, hanging wire is put high 27m, and spaced apart 10.5m is hanging wire mode at the bottom of beam.Adopt full open type half combined frame work layout pattern.The three row outlet structures that the present embodiment is arranged, the title terminal outlet structure on its both sides, middle title intermediate frame, the intermediate frame of outlet structure and terminal framework three are across being one group (being every three outgoing line intervals), totally two groups, middle part scissors is set between two groups of each frameworks and supports (plugging lattice post), cancel the end support at two ends.The framework two ends that adopt middle part to support do not have longitudinal restraint, and framework can be to two ends Free Transform, thereby reduces temperature effect.Relevant controlling size is in Table one, and accompanying drawing 6 is shown in by framework phantom drawing.
Table one steel pipe A font post half united framework structure is arranged controlling dimension table
The frame girder of the power distribution equipment of half combined frame work layout pattern adopts triangularity cross section lattice girder steel, as shown in Figure 7, Figure 8, triangularity cross section lattice girder steel comprises upper chord C1, two lower chord C2 and Duo Gen web member C3, and upper chord C1, two lower chord C2 are connected and fixed by many web member C3.The upper and lower chord member of frame girder adopts Q345B round steel pipe, and web member adopts Q235B angle steel.
Web member C3 is connected with upper and lower chord member all by gusset plate C5, and with plain bolt, C6 is articulated and connected, and bolt C6 adopts and is arranged in juxtaposition or is staggered in arrangement, and the node power transmission of this pattern is simple and direct, safe and reliable.On chord member, be also provided with hanging wire ring C7 and for strengthening the stiffening rib C4 of hanging wire ring intensity.
The heavily about 30t of outlet structure single-column of the present embodiment, the heavily about 84t of lattice post (or claiming sub-truss post), the heavily about 18t of outlet single-beam (lattice girder that connects use between outlet structure); The heavily about 10t of bus framework single-column, the heavily about 20t of bus single-beam (lattice girder of connection bus framework and outlet structure).Outlet beam hoisting height 41.5m, bus girders hoisting height 27m.Adopt factory process, Assembling, integral hoisting scheme, select 300t crawler crane and the 230t crawler crane that flexibility is large to carry out the lifting of framework, girder steel, can meet the requirement of construction to equipment.
A font post is taked integral hoisting mode (comprising lightning rod), and Heave Here is located at column cap, by single-point lifting checking computations shaft maximum stress in bend, is 273N/mm
2(Q345 steel pipe, flexural strength design load during wall thickness≤16mm is 310N/mm
2), can meet Hoisting Security needs.
Although its steel pipe of the utility model A font post single-piece size and deadweight are larger, the vertical difficulty of processing and fabricating and installation group is relatively large, and A word post frame structures pattern is clear, and the number of components is few, and stressed clear and definite, on-the-spot installation rate is very fast.
The utility model adopts steel pipe A font rod structure pattern can meet structural strength, the deformation requirements between the stable and normal operating period, technical feasibility, and structural safety is reliable.And steel pipe A font rod structure scheme possesses saves steel, saves and take up an area, to save and install and the advantage such as maintenance cost, economic indicator is better than steel pipe lattice type rod structure scheme, and economic benefit, social benefit are remarkable.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; it should be pointed out that all any modifications of doing within spirit of the present utility model and principle, be equal to replacement and improvement etc., within all should being included in protection domain of the present utility model.
Claims (8)
1. a 750KV outdoor A font post, it is characterized in that, this A font post comprises two root posts, many crossbeams and abacus, one end of described two root posts be stitched together and be fixedly connected with abacus, the other end separates, the Mosaic face periphery of two root posts is connected with shear plate, between described abacus and column, be provided with stiffening rib, many described girder spaces are connected between two root posts.
2. a kind of 750KV outdoor A font post according to claim 1, it is characterized in that, described column is connected and composed by flange by least two steel pipes, described flange comprises flange and flange stiffening rib, flange is connected to one end of steel pipe, and flange stiffening rib one end is connected with flange, one end is connected with steel pipe.
3. a kind of 750KV outdoor A font post according to claim 1, it is characterized in that, described crossbeam is a whole steel pipe or is connected and composed by flange by least two steel pipes, described flange comprises flange and flange stiffening rib, flange is connected to one end of steel pipe, and flange stiffening rib one end is connected with flange, one end is connected with steel pipe.
4. one kind by lattice post that described in claim 1, A font post forms, it is characterized in that, this lattice post comprises two A font posts and Duo Gen supporting rod, and two A font posts be arranged in parallel, and many supporting rods are connected between two A font posts and form lattice post.
5. the power distribution equipment being formed by A font post described in claim 1 and lattice post claimed in claim 4, it is characterized in that, this power distribution equipment comprises two row bus frameworks, three row outlet structures and a plurality of frame girder, two row bus frameworks are plugged between three row outlet structures, every row bus framework is arranged and is formed by a plurality of A font intercolumniations, by every three A font posts plug a lattice post, arranged with interval forms every row outlet structure, and each A font post of every row bus framework is connected by frame girder with the outlet structure of its one or both sides.
6. power distribution equipment according to claim 5, is characterized in that, the number of every row bus framework is identical with the number of every row outlet structure, is 7 or 11.
7. power distribution equipment according to claim 5, is characterized in that, described frame girder is triangularity cross section lattice girder steel.
8. power distribution equipment according to claim 7, it is characterized in that, described triangularity cross section lattice girder steel comprises upper chord, two lower chords and Duo Gen web member, and upper chord, two lower chords are connected and fixed by many web members, between web member and upper chord or lower chord for bolt is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320615256.4U CN203583974U (en) | 2013-09-30 | 2013-09-30 | 750KV outdoor A-shaped column, lattice type column and power distribution device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320615256.4U CN203583974U (en) | 2013-09-30 | 2013-09-30 | 750KV outdoor A-shaped column, lattice type column and power distribution device |
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| CN203583974U true CN203583974U (en) | 2014-05-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320615256.4U Expired - Lifetime CN203583974U (en) | 2013-09-30 | 2013-09-30 | 750KV outdoor A-shaped column, lattice type column and power distribution device |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074390A (en) * | 2014-07-08 | 2014-10-01 | 甘肃省电力设计院 | 750kV transformer substation steel pipe concrete framework |
| CN105089322A (en) * | 2015-08-17 | 2015-11-25 | 中国能源建设集团江苏省电力设计院有限公司 | Connecting joint for modularization assembling of four-column narrow-foundation steel pipe tower |
| CN107091006A (en) * | 2017-05-05 | 2017-08-25 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework |
| CN107244389A (en) * | 2017-06-23 | 2017-10-13 | 上海外高桥造船有限公司 | For the connection component and deck chunk in the chunk of ocean platform deck |
| CN108590314A (en) * | 2018-05-29 | 2018-09-28 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of integration framework |
-
2013
- 2013-09-30 CN CN201320615256.4U patent/CN203583974U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104074390A (en) * | 2014-07-08 | 2014-10-01 | 甘肃省电力设计院 | 750kV transformer substation steel pipe concrete framework |
| CN105089322A (en) * | 2015-08-17 | 2015-11-25 | 中国能源建设集团江苏省电力设计院有限公司 | Connecting joint for modularization assembling of four-column narrow-foundation steel pipe tower |
| CN107091006A (en) * | 2017-05-05 | 2017-08-25 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework |
| CN107244389A (en) * | 2017-06-23 | 2017-10-13 | 上海外高桥造船有限公司 | For the connection component and deck chunk in the chunk of ocean platform deck |
| CN107244389B (en) * | 2017-06-23 | 2019-06-04 | 上海外高桥造船有限公司 | For in the chunking of ocean platform deck connection component and deck chunking |
| CN108590314A (en) * | 2018-05-29 | 2018-09-28 | 中国电力工程顾问集团西南电力设计院有限公司 | A kind of integration framework |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA POWER ENGINEERING CONSULTING GROUP SOUTHWEST Free format text: FORMER NAME: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 610021 Dongfeng Road, Chengdu, Sichuan, No. 18, No. Patentee after: Southwest Electric Power Design Institute CO., Ltd. of China Power Engineering Consulting Group Address before: 610021 Dongfeng Road, Chengdu, Sichuan, No. 18, No. Patentee before: SOUTHWEST ELECTRIC POWER DESIGN INSTITUTE OF CHINA POWER ENGINEERING CONSULTING Group Corp. |
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| CX01 | Expiry of patent term |
Granted publication date: 20140507 |
|
| CX01 | Expiry of patent term |