CN201124771Y - Steel pipe prop and steel pipe hard span series product - Google Patents
Steel pipe prop and steel pipe hard span series product Download PDFInfo
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- CN201124771Y CN201124771Y CNU2007201902677U CN200720190267U CN201124771Y CN 201124771 Y CN201124771 Y CN 201124771Y CN U2007201902677 U CNU2007201902677 U CN U2007201902677U CN 200720190267 U CN200720190267 U CN 200720190267U CN 201124771 Y CN201124771 Y CN 201124771Y
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- crossbeam
- steel pipe
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Abstract
The utility model aims to provide steel support pipes and steel pipe lattice span series products, which has large capacity, meets the requirements for high-speed running and small cross section of electric railway, meets the requirements for limit range, small wind resistance and load capacity in areas with high wind speed, has good appearance and improves the landscapes along the railway. The steel support pipes and steel pipe lattice span series products can meet the requirement for constructions of high-speed electric railways, passenger dedicated lines and urban track transportations, is adaptive for the present condition of railway speed increasing, and ensures the safe traffic in the western and coastal areas in china. In order to realize the purpose, the technical proposal is that: the steel support pipe comprises a columnar body and a flange connected with a foundation via bolts and nuts and the columnar body has a square, round or octagonal prismatic cross-section. The cross-section of the steel support pipe is of thin-wall tube shape or isodiametric or tapered shape. The steel support pipe, just like other types of supports, is used to support wire, bearing cable, arm, anchoring and wind loads. The cross beam for constructing the lattice span bears the load of multiple arms and multiple cables, as well as wind load.
Description
Technical field:
The utility model relates to the contact nets in electrified railways facility, specifically is tubular steel post and the portal structure series of products that utilize this steel pipe structure.
Background technology:
Before this, though China's contact nets in electrified railways pillar has multiple structural shape, such as horizontal web member formula concrete pillar, annular concrete pillar, angle steel constitutional formula pillar, " H " steel column etc., but exist fault of construction with regard to structure itself, as stressed directivity arranged, sectional dimension is bigger than normal, distortion is obvious, consumptive material is huge, capacity is less, and the more high shortcoming of service expenditure, portal structure series of products particularly, in the traffic railway operation process of high wind speed traffic, having a strong impact on the safety of railway.Introduce defective, problem and the weak point of existing various catenary masts and portal structure series of products below.
1, horizontal web member formula concrete pillar, stressed have a directivity, and sectional dimension is big slightly, and wind carrier deformation coefficient is bigger, be difficult for satisfying the requirement of side direction gauge, and weight is relatively large.
2, annular concrete pillar is conducted oneself with dignity bigger and owing to reasons such as structure and manufacturing process, causes the race slurry at two-half die place to cause mass defect.
3, angle steel lattice type steel column, sectional dimension is big, is difficult to satisfy the gauge requirement again, the cost of transportation height.
4, " H " steel column, wind carrier deformation coefficient is big, and weight is relatively large, and resistance to torsion is poor.
5, with above-mentioned version stack-mounted portal structure except that having above-mentioned defective, when span is big capital and span centre distortion bigger, influenced the running velocity of train, particularly the high wind speed area is particularly evident.
The utility model content:
The purpose of this utility model is: provide a kind of capacity big, with adapt to the electrified railway high-speed cruising, the cross section is little, gauge requires to satisfy, windage is little, to adapt to high wind speed local wind load requirement, good looking appearance, improve the tubular steel post and the steel pipe portal structure series of products of railway view benefit along the line, satisfy the construction of high-speed electric railway, railway line for passenger traffic, urban track traffic, adapt to the present situation that existing railway raises speed year by year, adapt to the safe operation in China western part, coastal high wind speed area.
Realize that the technical scheme that above-mentioned purpose adopts is: tubular steel post comprises the flange on cylinder and bolt together basis, bottom, and described pole section is square, circular or eight prismatics.Aforementioned pillar can be taper.
Above-mentioned cross section is the rectangular steel tube pillar: the cross section length of side is 240mm～300mm, length 8～11m; Capacity: 60～240kNm as bracket post, anchor post and portal structure post, is used for the interval, stand field, bridge etc.
Above-mentioned cross section is the round steel pipe pillar: external diameter is 300mm～400mm, length 8～11m; Capacity: 60～240kNm as bracket post, anchor post and portal structure post, is used for the interval, stand field, bridge etc.
Above-mentioned cross section is eight prismatic tubular steel posts: footpath, the end (to the length of side) is 300mm～400mm, length 8～11m; Capacity: 60～180kNm as bracket post, anchor post and portal structure post, is used for the interval, stand field, bridge etc.
Above-mentioned conical steel pipe pillar: external diameter is 300mm～400mm at the bottom of the post, length 8～11m; Tapering is 1/100.Capacity: 60～180kNm as bracket post, anchor post and portal structure post, is used for the interval, stand field, bridge etc.
Single steel pipe portal structure that above-mentioned tubular steel post makes up as the portal structure post, also comprise the identical crossbeam of external diameter with tubular steel post, be level in the middle of the crossbeam, two ends are the steel pipe of arc, the termination is a flange, tubular steel post is provided with top flange and end flange, and crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt; Span 13～35m, height 9～12m; Can be used for the interval, stand field, hinge, marshalling yard etc.
Two steel pipe portal structures that above-mentioned tubular steel post makes up as the portal structure post, also include crossbeam, this crossbeam is that two steel pipes are arranged up and down and passed through mutually with vertical tube, the termination is a flange, tubular steel post is provided with top flange and end flange, crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt; Span 20～40m, height 9～11m; Can be used for field, station, hinge, marshalling yard etc.
The three steel pipe portal structures that above-mentioned tubular steel post makes up as the portal structure post, comprise crossbeam, crossbeam is three steel pipes of triangular arrangement, the termination is a flange, tubular steel post is provided with top flange and end flange, crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt; Span 20～40m, height 9～11m; Can be used for field, station, hinge, marshalling yard etc.
The utility model advantage is: tubular steel post and steel pipe portal structure series of products, its version is the thin-walled tubular section, can be isometrical or taper as required.Tubular steel post is the same with other class t shore, is used for bearing the load by lead, catenary, bracket, following anchor-hold, wind etc.The crossbeam of portal structure bears a plurality of brackets, the load of stranded conductor and wind loading.The steel pipe column of portal structure then bears every load and the wind loading that crossbeam transmits.Because capacity is big, can adapt to the electrified railway high-speed cruising; The cross section is little, satisfies the gauge requirement; Windage is little, adapts to high wind speed local wind load requirement; Good looking appearance improves railway view benefit along the line, satisfies the construction of high-speed electric railway, railway line for passenger traffic, urban track traffic.
Description of drawings:
Fig. 1, the utility model tubular steel post embodiment scheme drawing.
Fig. 2, the utility model steel pipe tapered strut embodiment scheme drawing.
Single steel pipe portal structure embodiment scheme drawing that Fig. 3, the utility model tubular steel post make up as the portal structure post.
Two steel pipe portal structure embodiment scheme drawings that Fig. 4, the utility model tubular steel post make up as the portal structure post.
The three steel pipe portal structure embodiment scheme drawings that Fig. 5, the utility model tubular steel post make up as the portal structure post.
The specific embodiment:
As Fig. 1, tubular steel post comprises that cylinder 1 is connected basic 4 flange 5 with the bottom with bolt 3, nut 2, and described pole section is square, circular or eight prismatics.The flange 5 of logical its bottom of tubular steel post be embedded in holding-down bolt 3 in the basis 4 or crab-bolt in advance, nut 2 is linked to be integral body, forms the supportive device of contact nets in electrified railways, bears load and wind loading that contact system transmits, to keep normal operation.
As shown in Figure 2, pillar can be taper.
Above-mentioned cross section is the rectangular steel tube pillar: the cross section length of side is 300mm, length 11m; As bracket post, anchor post and portal structure post, be used for the interval, stand field, bridge etc.
Above-mentioned cross section is the round steel pipe pillar: external diameter is 400mm, length 11m; As bracket post, anchor post and portal structure post, be used for the interval, stand field, bridge etc.
Above-mentioned cross section is eight prismatic tubular steel posts: footpath, the end (to the length of side) is 400mm, length 11m; As bracket post, anchor post and portal structure post, be used for the interval, stand field, bridge etc.
Above-mentioned conical steel pipe pillar: external diameter is 400mm at the bottom of the post, length 11m; Tapering is 1/100.As bracket post, anchor post and portal structure post, be used for the interval, stand field, bridge etc.
As Fig. 3, single steel pipe portal structure that tubular steel post makes up as the portal structure post, also comprise the identical crossbeam 6 of external diameter with tubular steel post, be level in the middle of the crossbeam 6, two ends are the steel pipe 7 of arc, and the termination is a flange 5, and tubular steel post is provided with top flange 5 and end flange 5, crossbeam is connected with pillar by flange 5 usefulness bolts 3, nut 2, and end flange 5 is used for being connected with basic 4 pre-buried holding-down bolt 3 or crab-bolts; Span 35m, height 12m; Crossbeam and camber beam are the steel pipe of arc, connect whole by beam section flange and bolt, flange at the bottom of the post of steel pipe column is connected with the holding-down bolt that is embedded in advance in the basis, the crossbeam single-piece beam column flange 6 that connects is connected by bolt 7 with capital flange 6, formation portal structure integral body, as the supportive device of contact nets in electrified railways portal structure, bear various loads.Can be used for the interval, stand field, hinge, marshalling yard etc.
As Fig. 4, two steel pipe portal structures that above-mentioned tubular steel post makes up as the portal structure post, also include crossbeam, this crossbeam is that two steel pipes 8 are arranged up and down and passed through mutually with vertical tube 9, the termination is a flange 5, tubular steel post is provided with top flange 5 and end flange 5, and crossbeam is connected with pillar by flange 5 usefulness bolts 3, nut 2, and end flange 5 is used for being connected with basic 4 pre-buried holding-down bolt 3 or crab-bolts; Span 40m, height 11m; Crossbeam is a multistage, and the crossbeam stage casing becomes crossbeam integral body with the cross beam edges section by beam section flange bolt together.Flange at the bottom of the post of steel pipe column is connected with the holding-down bolt that is embedded in advance in the basis.The crossbeam integral body that connects and the flange 5 of steel pipe column form the single-piece portal structure by bolted connection, as the supportive device of contact nets in electrified railways, bear various loads.Can be used for field, station, hinge, marshalling yard etc.
The three steel pipe portal structures that make up as the portal structure post as Fig. 5, tubular steel post, comprise crossbeam, crossbeam is three steel pipes 10 of triangular arrangement, the termination is a flange 5, tubular steel post is provided with top flange 5 and end flange 5, crossbeam is connected with pillar with bolt 3, nut 2 by flange, and end flange 5 is used for being connected with basic 4 pre-buried holding-down bolt 3 or crab-bolts; Span 20m, height 9m, crossbeam is a multistage, crossbeam assembling crossbeam stage casing and cross beam edges section become crossbeam integral body by beam section flange bolt together, and flange at the bottom of the post of steel pipe column is connected with the holding-down bolt that is embedded in advance in the basis.The flange at the whole two ends of the crossbeam that connects and capital flange form portal structure integral body by bolted connection, as the supportive device of contact nets in electrified railways, bear various loads and can be used for field, station, hinge, marshalling yard etc.
Claims (9)
1. tubular steel post comprises that cylinder and bottom are connected the flange on basis with bolt, nut, and it is characterized in that: pole section is square, circular or eight prismatics.
2. tubular steel post as claimed in claim 1, it is characterized in that: pillar can be taper.
3. tubular steel post as claimed in claim 1 is characterized in that: described cross section is the rectangular steel tube pillar, and the cross section length of side is 240mm～300mm, length 8～11m.
4. tubular steel post as claimed in claim 1 is characterized in that: described cross section is the round steel pipe pillar, and external diameter is 300mm～400mm, length 8～11m.
5. tubular steel post as claimed in claim 1 is characterized in that: described cross section is eight prismatic tubular steel posts, and the end directly is 300mm～400mm, length 8～11m.
6. tubular steel post as claimed in claim 2 is characterized in that: described conical steel pipe pillar, and external diameter is 300mm～400mm at the bottom of the post, length 8～11m; Tapering is 1/100.
7. tubular steel post as claimed in claim 1, it is characterized in that: as single steel pipe portal structure of portal structure post structure, comprise the identical crossbeam of external diameter with tubular steel post, be level in the middle of the crossbeam, two ends are the steel pipe of arc, and the termination is a flange, and tubular steel post is provided with top flange and end flange, crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt; Span 13～35m, height 9～12m.
8. tubular steel post as claimed in claim 1, it is characterized in that: as two steel pipe portal structures of portal structure post structure, also include crossbeam, this crossbeam is that two steel pipes are arranged up and down and passed through mutually with vertical tube, the termination is a flange, tubular steel post is provided with top flange and end flange, and crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt; Span 20～40m, height 9～11m.
9. tubular steel post as claimed in claim 1, it is characterized in that: as three steel pipe portal structures of portal structure post structure, comprise crossbeam, crossbeam is three steel pipes of triangular arrangement, the termination is a flange, tubular steel post is provided with top flange and end flange, and crossbeam is connected with pillar with bolt, nut by flange, and end flange is used for being connected with basic pre-buried holding-down bolt or crab-bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201902677U CN201124771Y (en) | 2007-11-20 | 2007-11-20 | Steel pipe prop and steel pipe hard span series product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201902677U CN201124771Y (en) | 2007-11-20 | 2007-11-20 | Steel pipe prop and steel pipe hard span series product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201124771Y true CN201124771Y (en) | 2008-10-01 |
Family
ID=39998186
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201902677U Expired - Fee Related CN201124771Y (en) | 2007-11-20 | 2007-11-20 | Steel pipe prop and steel pipe hard span series product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201124771Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058051A (en) * | 2013-01-15 | 2013-04-24 | 无锡华东重型机械股份有限公司 | Crossbeam structure of quay cranes |
| CN109291831A (en) * | 2018-11-20 | 2019-02-01 | 中铁二十五局集团电务工程有限公司 | One kind is firmly across mounting structure and installation method |
-
2007
- 2007-11-20 CN CNU2007201902677U patent/CN201124771Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103058051A (en) * | 2013-01-15 | 2013-04-24 | 无锡华东重型机械股份有限公司 | Crossbeam structure of quay cranes |
| CN109291831A (en) * | 2018-11-20 | 2019-02-01 | 中铁二十五局集团电务工程有限公司 | One kind is firmly across mounting structure and installation method |
| CN109291831B (en) * | 2018-11-20 | 2024-02-06 | 中铁二十五局集团电务工程有限公司 | Hard span mounting structure and mounting method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20121120 |