CN206737538U - A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework - Google Patents
A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework Download PDFInfo
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- CN206737538U CN206737538U CN201720494565.9U CN201720494565U CN206737538U CN 206737538 U CN206737538 U CN 206737538U CN 201720494565 U CN201720494565 U CN 201720494565U CN 206737538 U CN206737538 U CN 206737538U
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- lattice
- mobile jib
- steel pipe
- rectangle
- web member
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Abstract
The utility model discloses a kind of half-phase and passes through half bolted 750kV steel pipe lattice types framework, the web member on the front and rear two sides of lattice truss column equal in width is connected with mobile jib using related subgroup, the web member on the left and right two sides of Trapezoidal and mobile jib use gusset plate bolt connection, and the web member on two sides is connected with mobile jib using related subgroup before and after lattice frame girder, the web member of upper and lower surface and mobile jib are connect in succession using node crab bolt；Lattice framework entirety front-back using mutually pass through connection after lattice beam column main material and abdomen material section it is smaller, the auxiliary material such as gusset plate, stiffener and connecting bolt of nearly half quantity is cancelled simultaneously, the overall steel using amount of 750kV steel pipe lattice type frameworks is greatly reduced, economic and energy saving environmental benefit is notable, and overall facade effect is more attractive slim and graceful.
Description
【Technical field】
The utility model belongs to power transmission and transformation field, is related to a kind of half-phase and passes through half bolted 750kV steel pipe lattice types structure
Frame.
【Background technology】
So far, the Northwest, which has more than 30 Duo Zuo 750kV transformer stations and built up, puts into operation.In 750kV transformer stations
750kV frameworks are the emphasis of design, difficult point, and bright spot.In addition to ensuring structure securely and reliably, still it is considered as cost and perception is light
Skilful factor.
Existing rectangular steel pipe lattice framework is made up of steel pipe frame column, rectangular steel pipe lattice girder.Rectangular steel pipe lattice
The beam column of framework is connected with 4 round steel pipe chord members with many round steel pipe web members respectively, forms space gate framework, and shared is led
Line pulling force effect, have the advantages that structural bearing capacity is high, rigidity is big, save material, good appearance.Lattice framework beam column four
The mobile jib and web member in face use gusset plate bolt connection, and it is processed, be zinc-plated, transport and installation are more convenient, existing
It is used widely in 750kV and 1000kV frameworks.
The shortcomings that this kind of framework is the use of the auxiliary materials such as connecting node plate, stiffener and the connecting bolt of beam column mobile jib and web member
Steel amount is larger, accounts for framework entirety steel using amount 30% or so.Assembling workload is larger simultaneously, fails more preferably to embody assembled change
The theory in power station.
Although the node type of attachment simple structure of said structure, stress is clear and definite, big with transformer station and current conversion station
Size expansion, the shortcomings that gusset plate bolt connection node steel using amount accounting is big and Assembling is slow, also more highlight.
【Utility model content】
The purpose of this utility model is that providing a kind of half-phase passes through half bolted 750kV steel pipe lattice types framework, greatly
Width reduces overall steel using amount, while reduces Assembling workload, accelerates construction and installation speed, and economic and energy saving environmental benefit shows
Write, overall facade effect is more attractive slim and graceful.
To reach above-mentioned purpose, this patent takes following scheme to be achieved：
A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework, including rectangle lattice truss column and rectangle
Lattice frame girder；Rectangle lattice truss column is made up of more web members of four mobile jibs and connection mobile jib, rectangle lattice structure
The leptoprosopy of trestle opposite end two is equal in width, and two relative wide faces are Trapezoidal in addition, gradually taper up section bottom-up, most
End form into a bottom surface be rectangle, top surface be square terrace edge shape, two leptoprosopy of rectangle lattice truss column equal in width
Web member is connected with mobile jib using related subgroup, two wide the face web member and mobile jib of Trapezoidal use gusset plate bolt connection；Rectangle
Lattice frame girder is also made up of more web members of four mobile jibs and connection mobile jib, ultimately forms a rectangular shape, framework
The web member in former and later two faces of beam is connected with mobile jib using related subgroup, the web member of upper and lower surfaces and mobile jib use node crab bolt
Connection.
Further, the wide face of rectangle lattice truss column Trapezoidal bottom-up, is changed into 2.0m from 6.0m contractings.
Further, the mobile jib and the equal surface of web member of rectangle lattice truss column and rectangle lattice frame girder are zinc-plated.
Further, rectangle lattice truss column and rectangle lattice frame girder use gusset plate bolt connection position, web member
Rod member termination plate is T-shaped plate or groove profile plate.
Further, gusset plate used in rectangle lattice truss column and rectangle lattice frame girder is provided with stiffener.
Further, rectangle lattice truss column equal in width leptoprosopy and rectangle lattice frame girder front-back are overall in blocks
It is welded.
750kV steel pipe lattice types framework of the present utility model passes through half bolt connection using half-phase：Lattice truss column is wide
The web member in former and later two faces of degree is connected with mobile jib using related subgroup, the web member in the face of the left and right of Trapezoidal two and mobile jib use
Gusset plate bolt connection；Former and later two overall faces of lattice framework are using after mutually passing through connection, and the overall area that keeps out the wind diminishes, institute
Reduced by wind load, trussed member section and key dimension can be turned down accordingly, while overall facade effect is more attractive slim and graceful.
Result of calculation shows that lattice beam column main material and abdomen material after connection are mutually passed through in the use of lattice framework entirety front-back
Section is smaller, while the auxiliary material such as gusset plate, stiffener and connecting bolt of nearly half quantity is cancelled, and 750kV steel is greatly reduced
The overall steel using amount of pipe lattice framework, economic and energy saving environmental benefit are notable；The gusset plate of the nearly half of lattice framework beam column
The welding of intersection factory is changed to, full wafer is transported to scene and assembled, and reduces Assembling workload, significantly accelerates construction peace
Fill speed.
Reduce main material and the abdomen material section of framework beam column, it is auxiliary to cancel gusset plate, stiffener and the bolt of nearly half quantity etc.
Material, is greatly decreased the overall steel using amount of 750kV steel pipe lattice type frameworks, while reduces Assembling workload, significantly accelerates to apply
Work installation rate, economic and energy saving environmental benefit are notable.(this section repeats with the last period, can cancel)
【Brief description of the drawings】
The wide face schematic diagram of the bolted post of Fig. 1 a lattice frameworks；
Fig. 1 b lattices frameworks mutually pass through the post leptoprosopy schematic diagram of connection；
Fig. 2 a gusset plate bolt connection schematic diagrames；
Fig. 2 b phases pass through connection diagram；
【Embodiment】
The utility model is described in detail with reference to the accompanying drawings and examples：
As shown in Fig. 1 a, Fig. 1 b, Fig. 2 a and Fig. 2 b, the utility model 750kV steel pipe lattice types framework passes through half using half-phase
Bolt connection：The web member in former and later two faces of lattice truss column equal in width and mobile jib connected using related subgroup, Trapezoidal
The web member and mobile jib in the face of left and right two use gusset plate bolt connection；
The web member in former and later two faces of lattice frame girder is connected with mobile jib using related subgroup, the web member of upper and lower surfaces and
Mobile jib uses gusset plate bolt connection；
Former and later two overall faces of lattice framework are using after mutually passing through connection, and the overall area that keeps out the wind diminishes, institute wind-engaging lotus
Carry and reduce, trussed member section and key dimension can be turned down accordingly, while overall facade effect is more attractive slim and graceful.
Rectangle lattice truss column, using connection is mutually passed through, no gusset plate, is put more energy into rectangle lattice frame girder part of nodes
The annex such as plate and bolt；Part of nodes uses gusset plate bolt connection, and web member rod member termination plate is that T-shaped plate or groove profile are inserted
Plate, stiffener is equipped with gusset plate.
The utility model node passes through half bolted 750kV steel pipe lattice types framework using half-phase, by rectangular frame post
2 faces in 4 faces each with beam are changed to mutually pass through connection by gusset plate bolt connection, and another 2 face still uses gusset plate bolt connection, are saved
The steel using amount of the auxiliary materials such as gusset plate, stiffener and connecting bolt.
It is a kind of Type of Welding of steel pipe crossed node mutually to pass through weldering, and the place intersected between round steel pipe and round steel pipe is space
Curve, mutually pass through weldering be exactly along these curves to pipe progress seamless welding.
For rectangle lattice column, the wide face of Trapezoidal is changed into 2.0m (with hanging wire beam width, beam bottom-up, from 6.0m contractings
The ground terminal or lightning rod that absolute altitude is typically designed as collapsing with upper prop), using mutually passing through, connection is integral not readily transportable.Therefore,
The front-back that two width of post are 2.0m mutually passes through to connection is integral to be transported to scene, then with the left and right face of post Trapezoidal using saving
Point crab bolt connection is assembled.There are flange connecting portion and beam-to-column joint position for beam column main material, gusset plate spiral shell need to be used
Tether to connect and be easy to segmental machining transport installation.
For rectangle lattice girder, if weldering is all mutually passed through in 4 faces, 2.0m × 2.0m heavy in section rectangular beam is zinc-plated and transports all
It is relatively difficult.Therefore, the front and rear two sides mobile jib in 4 faces of beam is mutually passed through into connection respectively with web member, then by before and after beam two
Individual integral planar is fitted together by the web member of beam top and bottom with gusset plate bolt connection.
Above content is to combine specific preferred embodiment further detailed description of the utility model, it is impossible to
Assert that specific embodiment of the present utility model is only limitted to this, for the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, some simple deduction or replace can also be made, should be all considered as
Belong to the utility model and determine scope of patent protection by the claims submitted.
Claims (6)
1. a kind of half-phase passes through half bolted 750kV steel pipe lattice types framework, it is characterised in that：Including rectangle lattice framework
Post and rectangle lattice frame girder；
Rectangle lattice truss column is made up of more web members of four mobile jibs and connection mobile jib, rectangle lattice truss column opposite end two
Individual leptoprosopy is equal in width, and two relative wide faces are Trapezoidal in addition, gradually taper up section bottom-up, ultimately form one
The terrace edge shape that bottom surface is rectangle, top surface is square, the two leptoprosopy web members and mobile jib of rectangle lattice truss column equal in width
Connected using related subgroup, two of Trapezoidal wide face web member and mobile jib use gusset plate bolt connection；
Rectangle lattice frame girder is also made up of more web members of four mobile jibs and connection mobile jib, ultimately forms a cuboid
Shape, the web member in former and later two faces of frame girder is connected with mobile jib using related subgroup, the web member of upper and lower surfaces and mobile jib are using section
Point crab bolt connection.
2. half-phase according to claim 1 passes through half bolted 750kV steel pipe lattice types framework, it is characterised in that：Square
The wide face of shape lattice truss column Trapezoidal is changed into 2.0m bottom-up, from 6.0m contractings.
3. half-phase according to claim 1 passes through half bolted 750kV steel pipe lattice types framework, it is characterised in that：Square
The mobile jib and the equal surface of web member of shape lattice truss column and rectangle lattice frame girder are zinc-plated.
4. the half-phase according to claim 1,2 or 3 passes through half bolted 750kV steel pipe lattice types framework, its feature exists
In：Rectangle lattice truss column and rectangle lattice frame girder use gusset plate bolt connection position, web member rod member termination plate
For T-shaped plate or groove profile plate.
5. the half-phase according to claim 1,2 or 3 passes through half bolted 750kV steel pipe lattice types framework, its feature exists
In：Gusset plate used in rectangle lattice truss column and rectangle lattice frame girder is provided with stiffener.
6. the half-phase according to claim 1,2 or 3 passes through half bolted 750kV steel pipe lattice types framework, its feature exists
In：Rectangle lattice truss column equal in width leptoprosopy and rectangle lattice frame girder front-back are that entirety is welded in flakes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494565.9U CN206737538U (en) | 2017-05-05 | 2017-05-05 | A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720494565.9U CN206737538U (en) | 2017-05-05 | 2017-05-05 | A kind of half-phase passes through half bolted 750kV steel pipe lattice types framework |
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| CN206737538U true CN206737538U (en) | 2017-12-12 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107893480A (en) * | 2017-12-14 | 2018-04-10 | 西安建筑科技大学 | A kind of assembled connecting node of lattice beam and post |
-
2017
- 2017-05-05 CN CN201720494565.9U patent/CN206737538U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN107893480A (en) * | 2017-12-14 | 2018-04-10 | 西安建筑科技大学 | A kind of assembled connecting node of lattice beam and post |
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