CN202099809U - EHV steel pipe plug-type foundation and EHV iron tower - Google Patents
EHV steel pipe plug-type foundation and EHV iron tower Download PDFInfo
- Publication number
- CN202099809U CN202099809U CN 201020690284 CN201020690284U CN202099809U CN 202099809 U CN202099809 U CN 202099809U CN 201020690284 CN201020690284 CN 201020690284 CN 201020690284 U CN201020690284 U CN 201020690284U CN 202099809 U CN202099809 U CN 202099809U
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- steel pipe
- extra
- high voltage
- ehv
- concrete
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 111
- 239000010959 steel Substances 0.000 title claims abstract description 111
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 title claims abstract description 54
- 229910052742 iron Inorganic materials 0.000 title claims abstract description 27
- 239000004567 concrete Substances 0.000 claims abstract description 46
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 17
- 230000002093 peripheral effect Effects 0.000 claims description 16
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model relates to an extra-high voltage (EHV) steel pipe plug-type foundation and an EHV iron tower. The EHV steel pipe plug-type foundation comprises a concrete base arranged underground, a steel pipe arranged on the concrete base, and a concrete periphery fixing structure cast around the concrete base and the steel pipe, wherein the main part of the concrete periphery fixing structure is located below the ground, the upper end of the steel pipe exceeds the upper surface of the concrete periphery fixing structure and is exposed outside the ground, and the upper end of the steel pipe can be in flange connection with components in the tower body of the EHV iron tower. The EHV iron tower comprises the EHV steel pipe plug-type foundation, wherein the steel pipe in the EHV steel pipe plug-type foundation is in flange connection with the components in the tower body of the EHV iron tower. Therefore, the problems such as increased work quantities, disadvantageous load carrying and large work quantities of the foundation caused by the footing blot connection manner adopted by the conventional tower are solved.
Description
Technical field
The utility model relates to a kind of transmission facility, more specifically, and the extra-high voltage iron tower that relates to a kind of extra-high voltage steel tube plug-in type basis and comprise this extra-high voltage steel tube plug-in type basis.
Background technology
Along with the construction of trans-regional electrical network, the construction of multiloop, high-voltage circuit is more and more frequent, and the use of shaft tower is more and more, and the load that shaft tower need carry is also increasing, and current shaft tower adopts steel tubular structure morely.
In existing tower structure, the basis all is to adopt the foundation bolt connected mode with being connected of shaft tower.(a) among Fig. 1 and (b) schematically show this foundation bolt connected mode.Wherein shaft tower superstructure (steel pipe) 1 is connected on the column foot plate 2 through bolt and welding manner, and the foundation bolt hole is set on the column foot plate 2, and iron tower superstructure 1 is connected through foundation bolt 6 with basis 4 under the column foot plate.In order to gain in strength, in the shaft tower superstructure, to be provided with stiffener 3, and to use stirrup 5 to surround foundation bolt 6.
The employing foundation bolt connects, and when basic role power was very big, the foundation bolt specification that needs was often very big; Column foot plate gauge lattice also can be very big; Basis principal post sectional dimension receives the restriction of column foot plate length and width, and heavy in section basis will cause the Foundation Design amount to increase, and then increases the investment of engineering.When adopting batter post formula basis, foundation bolt will be made curved, and intensity will decrease, and the foundation bolt direction that the iron tower upper load transmits and system is curved is inconsistent, is unfavorable for basic stress, also causes the increase of Foundation Design amount.
Therefore, need to propose a kind of new technology and solve above-mentioned any problem of the prior art.
The utility model content
The utility model is made to above-mentioned defective of the prior art just.Promptly; The utility model will solve following technical problem: adopt foundation bolt to connect, when basic role power was very big, the foundation bolt specification that needs was often very big; Column foot plate gauge lattice also can be very big; Basis principal post sectional dimension receives the restriction of column foot plate length and width, and heavy in section basis will cause the Foundation Design amount to increase, and then increases the investment of engineering.
In addition, the utility model also will solve following technical problem: when adopting batter post formula basis, foundation bolt will be made curved; Intensity will decrease; And it is inconsistent that the iron tower upper load transmits the foundation bolt direction of bending with system, is unfavorable for basic stress, also causes the increase of Foundation Design amount.
A purpose of the present disclosure is to provide a kind of novel extra-high voltage steel tube plug-in type basis and the extra-high voltage iron tower that comprises this extra-high voltage steel tube plug-in type basis.
According to an aspect of the utility model, a kind of extra-high voltage steel tube plug-in type basis is provided, wherein, said extra-high voltage steel tube plug-in type basis comprises: be arranged on underground concrete pedestal; Be arranged on the steel pipe on the said concrete pedestal; And the peripheral fixed structure of concrete that forms around the cast of said concrete pedestal and said steel pipe; The main body of the peripheral fixed structure of said concrete is in underground; The upper end of said steel pipe exceeds the upper surface of the peripheral fixed structure of said concrete and is exposed to outside the ground, and the upper end of said steel pipe can be connected with the parts flange in the body of the tower of extra-high voltage tower.
Preferably, said extra-high voltage steel tube plug-in type basis can comprise one or more bearing plates, and said bearing plate is enclosed within on the said steel pipe, and is arranged in the peripheral fixed structure of said concrete.
Preferably, described extra-high voltage steel tube plug-in type basis can comprise the end anchor pole that is positioned at the steel pipe lower end, and said end anchor pole evenly distributes around said steel pipe, and withstands said steel pipe, and through being bolted on the said concrete pedestal
Preferably, described extra-high voltage steel tube plug-in type basis can comprise: one or more bearing plates, and said bearing plate is enclosed within on the said steel pipe, and is arranged in the peripheral fixed structure of said concrete; And the end anchor pole that is positioned at the steel pipe lower end, said end anchor pole evenly distributes around the circumference of said steel pipe, and withstands said steel pipe, and through being bolted on the said concrete pedestal.
Preferably, the lower end of said steel pipe is through being bolted on the said concrete pedestal.
Preferably, be provided with reinforced mesh at the top of said steel pipe.
According to the utility model on the other hand; A kind of extra-high voltage iron tower is provided; Wherein, said extra-high voltage iron tower comprises above-mentioned extra-high voltage steel tube plug-in type basis, and the steel pipe in the said extra-high voltage steel tube plug-in type basis is connected with parts flange in the body of the tower of said extra-high voltage iron tower.
A technique effect according to an embodiment of the present disclosure is, the plug-in type steel pipe receive force direction fundamental sum iron tower foundation active force resultant direction consistent, can make the foundation bed stress distribution even, effectively reduce key dimension, reduce the base concrete consumption.In addition, basic principal post sectional dimension is not controlled by the size of connecting elements, so can effectively reduce the investment of link and Foundation Design.In addition, the plug-in type steel pipe directly inserts steel pipe in the basis, adopts flange to be connected with iron tower, does not have the curved problem of member system.
With reference to the detailed description of accompanying drawing to the exemplary embodiment of the utility model, it is clear that further feature of the utility model and advantage thereof will become through following.
Description of drawings
The accompanying drawing that constitutes the part of manual has been described the embodiment of the utility model, and is used to explain the principle of the utility model together with the description.
With reference to accompanying drawing, according to following detailed, can be expressly understood the utility model more, wherein:
(a) among Fig. 1 and (b) show the foundation bolt connected mode between the shaft tower and basis in the prior art;
Fig. 2 shows the extra-high voltage steel tube plug-in type basis according to first embodiment of the utility model;
Fig. 3 shows the extra-high voltage steel tube plug-in type basis according to second embodiment of the utility model;
Fig. 4 shows the extra-high voltage steel tube plug-in type basis according to the 3rd embodiment of the utility model; And
Fig. 5 shows the extra-high voltage steel tube plug-in type basis according to the 4th embodiment of the utility model.
The specific embodiment
Fig. 2 shows the extra-high voltage steel tube plug-in type basis according to first embodiment of the utility model.Wherein, be provided with concrete pedestal 1 at underground.On said concrete pedestal 1, be provided with and insert steel pipe 2.Around said concrete pedestal 1 and said steel pipe 2 further fluid concretes, form the peripheral fixed structure 4 of concrete.The major part (being main body) of the peripheral fixed structure 4 of said concrete is in underground.Through steel pipe and concrete bonding in the peripheral fixed structure of this concrete, steel pipe is fixed in the concrete.On the ground, the upper end 6 of said steel pipe exceeds the upper surface of the peripheral fixed structure of said concrete.The upper end 6 of said steel pipe can be carried out flange and is connected with the parts in the extra-high voltage iron tower body of the tower.
Preferably, the lower end 5 of said steel pipe 2 is fixed on the said concrete pedestal 1 through bolt 3, makes the installation of steel pipe more convenient like this, and helps the fixing of steel pipe.
In addition, the sectional view of a-a along the line has been shown in Fig. 2, it shows the configuration of the end 5 of steel pipe.But this only is exemplary, is not the restriction of formation to the utility model.
Fig. 3 shows the extra-high voltage steel tube plug-in type basis according to second embodiment of the utility model.In second embodiment, represent by identical Reference numeral with the identical part of part among Fig. 2, and for the sake of clarity, with omitting giving unnecessary details to it.The difference of second embodiment and first embodiment is: in second embodiment, comprise bearing plate.Said bearing plate adopts annular shape, and is enclosed within on the said steel pipe.Said bearing plate is arranged in the peripheral fixed structure of said concrete, thereby contact with concrete in the peripheral fixed structure of concrete, plays the further fixedly effect of steel pipe, and stability of structure is further strengthened.In Fig. 3, draw 4 bearing plates, but the utility model is not limited thereto, can adopts the bearing plate of any amount.
In addition, in Fig. 3, also show the sectional view of b-b along the line and c-c, show the configuration of bearing plate 7 and steel tube end part 5 respectively.But this only is exemplary, is not the restriction of formation to the utility model.
Fig. 4 shows the extra-high voltage steel tube plug-in type basis according to the 3rd embodiment of the utility model.In the 3rd embodiment, represent by identical Reference numeral with the identical part of part among Fig. 2, and for the sake of clarity, with omitting giving unnecessary details to it.The difference of the 3rd embodiment and first embodiment is: in the 3rd embodiment, comprise the end anchor pole 8 that is positioned at the steel pipe lower end, said end anchor pole 8 evenly distributes around said steel pipe 2, and withstands said steel pipe 2.And said end anchor pole 8 is fixed on the said concrete pedestal through bolt 9.Said end anchor pole plays a part further fixing to said steel pipe, and stability of structure is further strengthened.Draw 4 end anchor poles among Fig. 4, but the utility model is not limited thereto, and can adopt the end anchor pole of any amount.
In addition, in Fig. 4, also show the sectional view of a-a along the line, show the configuration of end anchor pole 8.But this only is exemplary, is not the restriction of formation to the utility model.
Fig. 5 shows the extra-high voltage steel tube plug-in type basis according to the 4th embodiment of the utility model.In the 4th embodiment, represent by identical Reference numeral with the identical part of part among Fig. 3, and for the sake of clarity, with omitting giving unnecessary details to it.The difference of the 4th embodiment and aforementioned embodiments is: the bearing plate in using second embodiment, still used the end anchor pole in the 3rd embodiment, steel pipe is fixed.Can further play fixation like this, and stability of structure is further strengthened.
In addition, preferably,, the cracking resistance reinforced mesh 10 of some can be set at steel tube end part 5 places for delaying the generation in concrete column crack.
In addition, in Fig. 5, also show the sectional view of a-a along the line and b-b, show the configuration of end anchor pole 8 and bearing plate 7 respectively.But this only is exemplary, is not the restriction of formation to the utility model.
In plug-in type steel pipe basis, because steel pipe inserts in the basis, basic upper reinforcement can't connect at the steel pipe place, as takes the mode of on steel pipe, boring a hole, and construction is trouble, and steel tube section is had weakening.At this moment, consider that the steel pole body be a basic supporting-point, in the basis reinforcing bar can be in stretching into steel pipe behind the segment distance to the anchoring of steel pipe length direction.
In addition, according to another embodiment of the utility model, a kind of extra-high voltage iron tower can be provided.Said extra-high voltage iron tower comprises above-mentioned extra-high voltage steel tube plug-in type basis, and the parts flange in the body of the tower of the steel pipe in the said extra-high voltage steel tube plug-in type basis and said extra-high voltage iron tower is connected.Should be understood that; The connected mode on parts in the said extra-high voltage iron tower in above-mentioned extra-high voltage steel tube plug-in type basis and extra-high voltage iron tower and steel pipe plug-in type basis; All can adopt known in the art mode to realize, therefore no longer it given unnecessary details.
Through the utility model, can make the foundation bed stress distribution even, effectively reduce key dimension, reduce the base concrete consumption, so can effectively reduce the investment of link and Foundation Design.The plug-in type steel pipe directly inserts steel pipe in the basis, adopts flange to be connected with iron tower, does not have the curved problem of member system.
Though specify through example some specific embodiments to the utility model, it should be appreciated by those skilled in the art that above example only is in order to describe, rather than in order to limit the scope of the utility model.It should be appreciated by those skilled in the art, can under the situation of scope that does not break away from the utility model and spirit, above embodiment be made amendment.The scope of the utility model is limited accompanying claims.
Claims (7)
1. an extra-high voltage steel tube plug-in type is basic, it is characterized in that said extra-high voltage steel tube plug-in type basis comprises:
Be arranged on underground concrete pedestal;
Be arranged on the steel pipe on the said concrete pedestal; And
Pour into a mould the peripheral fixed structure of the concrete that forms around said concrete pedestal and said steel pipe; The main body of the peripheral fixed structure of said concrete is in underground; The upper end of said steel pipe exceeds the upper surface of the peripheral fixed structure of said concrete and is exposed to outside the ground, and the upper end of said steel pipe can be connected with the parts flange in the extra-high voltage iron tower body of the tower.
2. extra-high voltage steel tube plug-in type according to claim 1 basis is characterized in that said extra-high voltage steel tube plug-in type basis also comprises one or more bearing plates, and said bearing plate is enclosed within on the said steel pipe, and is arranged in the peripheral fixed structure of said concrete.
3. extra-high voltage steel tube plug-in type according to claim 1 basis; It is characterized in that; Said extra-high voltage steel tube plug-in type basis also comprises the end anchor pole that is positioned at the steel pipe lower end; Said end anchor pole evenly distributes around the circumference of said steel pipe, and withstands said steel pipe, and through being bolted on the said concrete pedestal.
4. extra-high voltage steel tube plug-in type according to claim 1 basis is characterized in that said extra-high voltage steel tube plug-in type basis also comprises:
One or more bearing plates, said bearing plate is enclosed within on the said steel pipe, and is arranged in the peripheral fixed structure of said concrete; And
Be positioned at the end anchor pole of steel pipe lower end, said end anchor pole evenly distributes around the circumference of said steel pipe, and withstands said steel pipe, and through being bolted on the said concrete pedestal.
5. according to each described extra-high voltage steel tube plug-in type basis among the claim 1-4, it is characterized in that the lower end of said steel pipe is through being bolted on the said concrete pedestal.
6. according to each described extra-high voltage steel tube plug-in type basis among the claim 1-4, it is characterized in that, be provided with reinforced mesh at the top of said steel pipe.
7. extra-high voltage iron tower; It is characterized in that; Said extra-high voltage iron tower comprises according to each described extra-high voltage steel tube plug-in type basis among the claim 1-6, and the steel pipe in the said extra-high voltage steel tube plug-in type basis is connected with parts flange in the body of the tower of said extra-high voltage iron tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020690284 CN202099809U (en) | 2010-12-30 | 2010-12-30 | EHV steel pipe plug-type foundation and EHV iron tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201020690284 CN202099809U (en) | 2010-12-30 | 2010-12-30 | EHV steel pipe plug-type foundation and EHV iron tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202099809U true CN202099809U (en) | 2012-01-04 |
Family
ID=45385828
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201020690284 Expired - Lifetime CN202099809U (en) | 2010-12-30 | 2010-12-30 | EHV steel pipe plug-type foundation and EHV iron tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202099809U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650134A (en) * | 2012-04-16 | 2012-08-29 | 浙江省电力设计院 | Large steel pipe insert-type foundation |
| CN103225441A (en) * | 2013-04-12 | 2013-07-31 | 中国能源建设集团广东省电力设计研究院 | Overhead cable terminal field with suspended and warped structure |
| CN103628727A (en) * | 2013-11-25 | 2014-03-12 | 国家电网公司 | Electric power supporting frame |
| CN115059077A (en) * | 2022-07-28 | 2022-09-16 | 安徽送变电工程有限公司 | Yangtze river large-span foundation plug-in type steel pipe positioning precision control system and method |
-
2010
- 2010-12-30 CN CN 201020690284 patent/CN202099809U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102650134A (en) * | 2012-04-16 | 2012-08-29 | 浙江省电力设计院 | Large steel pipe insert-type foundation |
| CN103225441A (en) * | 2013-04-12 | 2013-07-31 | 中国能源建设集团广东省电力设计研究院 | Overhead cable terminal field with suspended and warped structure |
| CN103628727A (en) * | 2013-11-25 | 2014-03-12 | 国家电网公司 | Electric power supporting frame |
| CN103628727B (en) * | 2013-11-25 | 2015-12-02 | 国家电网公司 | Electric power bracing frame |
| CN115059077A (en) * | 2022-07-28 | 2022-09-16 | 安徽送变电工程有限公司 | Yangtze river large-span foundation plug-in type steel pipe positioning precision control system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee after: State Grid Corporation of China Patentee after: CHINA POWER ENGINEERING CONSULTING (GROUP) CORPORATION Patentee after: China Power Engineering Consulting Group Southwest Electric Power Design Institute Co., Ltd. Patentee after: Co., Ltd of Northeastern Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee after: Co., Ltd of Huabei Power Design Inst., China Power Engineering Consulting Group Patentee after: Co., Ltd of Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee after: NORTHWEST ELECTRIC POWER DESIGN INSTITUTE CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Patentee after: NORTH CHINA POWER ENGINEERING CO., LTD. OF CHINA POWER ENGINEERING CONSULTING GROUP Address before: 100031 Xicheng District West Chang'an Avenue, No. 86, Beijing Patentee before: State Grid Corporation of China Patentee before: China Power Engineering Consulting Group Corporation Patentee before: Southwest Electric Power Design Institute of China Power Engineering Consulting Group Corporation Patentee before: Northeastern Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee before: Huabei Power Design Inst., China Power Engineering Consulting Group Patentee before: Central Southern China Electric Power Design Institute, China Power Engineering Consulting Group Cor Patentee before: Northwest Electric Power Design Institute, China Power Engineering Consulting Group Corporation Patentee before: North China Electric Power Design Institute of China Power Engineering Consulting Group Corporation |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120104 |