CN201531141U - Framework for ultra-high voltage AC transmission line - Google Patents
Framework for ultra-high voltage AC transmission line Download PDFInfo
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- CN201531141U CN201531141U CN200920161056XU CN200920161056U CN201531141U CN 201531141 U CN201531141 U CN 201531141U CN 200920161056X U CN200920161056X U CN 200920161056XU CN 200920161056 U CN200920161056 U CN 200920161056U CN 201531141 U CN201531141 U CN 201531141U
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 32
- 239000010959 steel Substances 0.000 claims abstract description 32
- 239000004575 stone Substances 0.000 claims description 2
- 244000062793 Sorghum vulgare Species 0.000 description 7
- 235000019713 millet Nutrition 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005452 bending Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 239000003245 coal Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a whole steel pipe transmission line framework for an ultra-high voltage AC (alternating current) transmission line, which comprises a framework column structure and a framework beam structure supported by the framework column structure. Compared with the prior art, the transmission line framework adopting a steel pipe structure has higher bearing capacity, and can satisfy the deformation requirement of the ultra-high voltage transmission line on the transmission line structure. In a preferential implementation way, a plurality of column cross-sections are arranged on a framework column of the transmission line structure at intervals, and the column cross-section structure can improve the stability of the whole transmission line framework by improving the stability of the framework column.
Description
Technical field
The utility model relates to the transmission line of alternation current, is specifically related to a kind of power line framework that is used for ultrahigh voltage alternating current transmission lines.
Background technology
Along with the continuous development of power technology, remote, the extensive conveying of the energy is the inexorable trend of development. compare with traditional power transmission mode because the UHV transmission capacity of 1000KV is big, distance, energy consumption are low, take up an area of economize, good economy performance.With defeated coal facies ratio, UHV transmission has clear superiority at aspects such as efficient, environmental protection and economy.Implement the UHV transmission technology, can realize the resources science reasonable disposition, drive the intensification exploitation in big coal electricity, big water power, big nuclear power, large-scale regenerative resource base, in a big way, distribute electric power resource rationally, ensure energy security.
Along with the development of UHV transmission technology, the volume of converting equipment is also increasing, and the power line framework is had higher requirement.Power line framework described herein is meant by a plurality of power lines and props up the structure that is used to support extra-high voltage transmission line that is configured to.In UHV transmission line, need the power line framework to have higher bearing capacity and deformability.In the prior art, the support of power line framework " A " font framework post of two steel pipes and the triangle framework beams of steel pipe and angle steel composition of adopting more.Steel pipe support of the prior art can only support load be 500KV and following converting equipment generally, can not satisfy the requirement of UHV transmission line.
Chinese patent literature CN1258033C discloses a kind of power transmission line support, comprise side with rigidity ribs, making segmentation by the metal sheet bending interconnects, and composition triangular cross-section, two side surface and the rigidity ribs of this each segmentation of structure medium-height trestle are to make V-structure by the tabular band integrally bending of moulding, the end of support forms the pre-bending slab ribs that supports the entire bracket structure, and whole transmission line structure forms triangle or trapezoidal cross-sectional structure.In this patent, only improve the intensity of whole power transmission line support by the shape of cross section that changes single support, can not satisfy the requirement of UHV transmission line.
Consider that prior art exists as above-mentioned shortcoming, therefore need a kind ofly can satisfy the bearing capacity of UHV transmission line and the power line framework of deformation requirements.
The utility model content
The technical problem that the utility model solves be to provide a kind of can UHV transmission line bearing capacity and the power line framework of deformation requirements.
In order to solve the problems of the technologies described above, the utility model provides a kind of all steel pipe power line framework that is used for ultrahigh voltage alternating current transmission lines, comprises framework rod structure and the truss beam structure that is supported by described framework rod structure.
Preferably, described framework rod structure comprises capable framework post and/or column structure post.
Preferably, described framework post comprises capable framework post or column structure post, and described truss beam structure comprises and is supported on the capable truss beam on the described capable framework post or comprises the column structure beam that is supported on the described column structure post.
Preferably, described framework rod structure comprises capable framework and column structure post, described capable framework post is vertical mutually with the column structure post, described truss beam structure comprises capable truss beam that is supported on respectively on the described capable framework post and the column structure beam that is supported on the described column structure post, and described capable framework post comprises the framework post of a plurality of spacing distances.
Preferably, described framework post comprises that four vertical are installed in post main body on the basis, a plurality ofly are spaced apart and arranged in four post tabula faces on the post main body, described post tabula face is made of four straight web members of post that are connected between the post main body, described four post main bodys form variable section structure, are provided with the post diagonal web member of one or more post diagonal web members or intersection between the described adjacent post tabula face.
Preferably, comprise the straight web member of post on relative two post main bodys in the described four post main bodys of being installed in of intersection on the described post tabula face.
Preferably, described capable truss beam and/or column structure beam comprise a plurality of single truss beam that are connected between adjacent two framework posts, described single truss beam comprises the four beam tabula faces on the beam main body that are arranged at the beam main body of four levels, a plurality of intervals, described beam tabula face is made of a plurality of straight web members of beam that are connected between the beam main body, described four beam main bodys form the uniform section structure, are provided with the beam diagonal web member of one or more beam diagonal web members or intersection between the described adjacent relatively beam tabula face.
Preferably, comprise the straight web member of beam on relative two beam column bodies in the described four beam main bodys of being installed in of intersection on the described adjacent beam tabula face.
Preferably, the straight web member of described post is connected with the post main body by plate with the post diagonal web member, and the straight web member of described beam is connected by plate with the beam main body with the beam diagonal web member.
Preferably, described beam main body is connected with the chord member of post main body by four levels.
Preferably, also comprise two chord members that are arranged on the inclination between beam main body and the post main body between described single truss beam and the framework post.
Preferably, described framework post is fixedly mounted on the basis by pre-embedded bolt in the basis.
The utility model provides a kind of all steel pipe power line framework that is used for ultrahigh voltage alternating current transmission lines.Compared with prior art, the power line framework of steel tubular structure has higher bearing capacity, can satisfy the deformation requirements of UHV transmission line for transmission line structure.
A kind of preferred embodiment in, the compartment of terrain is provided with a plurality of post tabula faces on the framework post of transmission line structure, this post tabula face structure can improve the stability of whole power line framework by the stability that improves the framework post.
Another preferred embodiment in, the compartment of terrain is provided with a plurality of beam tabula faces on the truss beam of transmission line structure, this beam tabula face structure can improve the stability of whole power line framework by the stability that improves truss beam.
Another preferred embodiment in, the truss beam of power line framework is connected by the chord member of four levels and the chord member of two inclinations with the framework post, the stability of the whole power line framework that described chord member further improves.
Another preferred embodiment in, the straight web member of post on the framework post is connected with the post main body by plate with the post diagonal web member, the straight web member of beam on the truss beam is connected by plug with the beam main body with the beam diagonal web member, plate connected mode wind area is little, further improves the stability of whole power line framework.
Another preferred embodiment in, the framework post of power line framework is fixedly mounted on the basis by pre-embedded bolt in the basis, compare with reserving the rim of a cup mounting means in the basis, the transmission line structure that the utility model provides can shorten back-grouting curing time, reduction of erection time.
Description of drawings
The power line framework overall schematic that Fig. 1 provides for the utility model;
Fig. 2 is the framework post among Fig. 1 and the syndeton schematic diagram of single truss beam;
Fig. 3 is the schematic diagram that the horizontal chord member among Fig. 2 is connected with post main body employing plate.
The specific embodiment
In order further to understand the utility model, below in conjunction with embodiment the utility model preferred embodiment is described, but should be appreciated that these describe just to further specifying feature and advantage of the present utility model, rather than to the restriction of the utility model claim.
See also Fig. 1, the power line framework overall schematic that is used for UHV transmission line that provides for the utility model.As shown in Figure 1, described framework is made up of framework rod structure and the truss beam structure that is supported on the framework post.
Described framework rod structure comprises capable framework post and column structure post, described capable framework post and the vertical setting mutually of column structure post, and each the framework post in the described capable framework post all has identical structure, and vertical is fixedly mounted on the basis.Be installed in mode on the basis for the framework post, the preferred mode of pre-embedded bolt in the basis of using connects, and promptly pre-embedded bolt is gone up on the basis now, and the below with the framework post connects by pre-buried stone bolt then.Compare with the mounting means of framework post of the prior art, the mode that adopts the basis to reserve rim of a cup is installed in framework on the basis, has shortened the on-the-spot back-grouting curing time in back is installed, and has effectively shortened the duration.
In the present embodiment, described capable framework post comprises a plurality of parallel capable framework posts, comprises the framework post that a plurality of spacing distances equate in each row framework post.With Fig. 1 is example, only shows the part-structure of part row framework post, as the first row framework post 11, the second row framework post 12, the third line framework 13.The described first row framework post comprises the 11 framework post 11a, the 12 framework post 11b, the 13 framework post 11c, the 14 framework post 11d that spacing distance equates; The described second row framework post comprises the 21 framework post 12a, the 22 framework post 12b, the 23 framework post 12c, the 24 framework post 12d that spacing distance equates; Described the third line framework post comprises the 31 framework post 13a, the 32 framework post 13b, the 33 framework post 13c that spacing distance equates.
Wherein, spacing distance between the spacing distance between the adjacent framework post of the spacing distance between the adjacent framework post of the described first capable framework post and the second row framework post and the adjacent framework post of the 3rd framework post equates, like this, the corresponding mutually framework post in position is formed the column structure post in the first row framework post 11, the second row framework post 12, the third line framework post 13.
According to the utility model, the framework rod structure of described power line framework can include only single capable framework post or single column structure post, and this moment, truss beam comprised capable truss beam or the array structure beam that is supported on described capable framework post or the column structure post.When the framework rod structure included only single capable framework post or column structure post, the quantity in the framework post in row framework post or the column structure post was at least two, also can be for more than two.
According to the utility model, framework rod structure in the described power line framework can comprise capable framework post and column structure post simultaneously, this moment, row framework post was vertical mutually with the column structure post, for the quantity of the row of row framework post and the quantity of the framework post in each row framework post, there is no particular restriction for the utility model, comprises two row at least, for the quantity of the framework post in each row framework post, at least comprise two, therefore form at least two column structure posts at least.For the spacing distance between row framework post and the column structure post, the distance between the preferred adjacent lines framework post equates with the distance between the adjacent column framework post.
In the power line framework that the utility model provides, on the framework rod structure, also be provided with the truss beam structure.The truss beam structure comprises every trade truss beam 21 and column structure beam 22, described capable truss beam is made up of the single truss beam 21a that multistage is connected between adjacent two framework posts in each row framework post, described column structure beam is made up of the single truss beam 21a that multistage is connected between adjacent two framework posts in each column structure post, and described capable truss beam 21 is vertical mutually with column structure beam 22.
As shown in Figure 2, syndeton schematic diagram for a framework post among Fig. 1 and single truss beam, the framework post comprises that four vertical post main bodys 101, a plurality of intervals equidistance are arranged on the post tabula face on described four post main bodys, described post tabula face constitutes 102 by the straight web member of post that four levels are installed between the post main body, the straight web member 102 of described post adopts and well known to a person skilled in the art that mode is connected on post main body 101 bars, preferably, the straight web member of described post is fixedly connected on the post main body 101 by plate.
In order further to improve the stability of framework post, preferred, post tabula face also comprises the straight web member of post that intersects between relative two the post main bodys that are installed in described four post main bodys.As shown in Figure 2, on the post tabula face therein, what intersect on relative two post main bodys of post main body body is equipped with the straight web member 104 of post.When in post tabula face, the straight web member of post that intersects being installed, the straight web member of post that intersects can be installed in a post tabula face, also the straight web member that intersects can be installed in post tabula face at interval.Owing to the straight web member of post of intersection is installed in post tabula face, has therefore further improved the stability of whole power line support.
Between two adjacent post cross sections, be connected with post diagonal web member 103.Described post diagonal web member 103 with the concrete connected mode in described two post cross sections is: an end of the straight web member of post on an end of post diagonal web member 103 and one of them post cross section is fixedlyed connected, and the other end of the straight web member of the corresponding post in the straight web member of post position with on the described post cross section on the other end of post diagonal web member 103 and the another one post cross section is fixedlyed connected.For the connected mode of post diagonal web member and the straight web member of post, preferably fixedly connected by plate.In addition, between the straight web member of corresponding post in two adjacent post cross sections, can only connect a post diagonal web member, preferably between corresponding two straight web members of post, connect the post diagonal web member that intersects, like this, can improve the stability of whole framework post.
In the present embodiment, the latter half of described framework post forms the structure of variable cross-section by described four post main bodys, and the first half of described framework post forms prismatic structure by described four post main bodys.The latter half of framework post is used to support whole framework, and the first half of framework post is used for being connected with the truss beam structure.
Please continue referring to Fig. 2, single truss beam comprises the beam main body 201 of four levels, between four beam main bodys, also be provided with the beam cross section that a plurality of spacing distances equate, described beam cross section constitutes with the perpendicular straight web member 202 of four beams of described beam column body by four, between two adjacent beam cross sections, be provided with the fine strain of millet diagonal web member that connects two straight web members of corresponding fine strain of millet, single fine strain of millet diagonal web member can be set, the fine strain of millet diagonal web member of intersection also can be set.According to the utility model, described single framework fine strain of millet is preferably formed the structure of uniform section shape, and the fine strain of millet main body of promptly described four levels forms the shape that sectional area equates, preferred, the fine strain of millet main body of described four levels forms foursquare cross sectional shape.
In order further to improve the stability of truss beam, preferred, beam tabula face also comprises the straight web member (not shown) of beam that intersects between relative two the beam main bodys that are installed in described four beam main bodys.When in beam tabula face, the straight web member of beam that intersects being installed, the straight web member of beam that intersects can be installed in a beam tabula face, also the straight web member of beam that intersects can be installed in beam tabula face at interval.Owing to the straight web member of beam of intersection is installed in beam tabula face, has therefore further improved the stability of whole power line support.
When connecting truss beam,, therefore preferably adopt bolt to be connected on the position in cross section of framework post truss beam because the cross section of framework post is provided with the plate that straight web member and diagonal web member are installed with the framework post.Please continue referring to Fig. 2, the chord member 203 of four levels of truss beam employing is bolted to connection the end at the straight web member in the cross section of framework post.
In order to improve the stability of truss beam, the bottom of one end of the close framework post on truss beam, also be provided with the chord member 204 of two inclinations, one end of the chord member 24 of described two inclinations is fixedlyed connected with an end of the beam column body 201 of truss beam, the other end of the chord member 204 of described two inclinations is fixedlyed connected with an end of the straight web member of framework post, because the chord member 203 of the chord member 204 of two inclinations, two levels and the post main body of framework post 102 form stable triangular structure, have therefore improved the stability of whole truss beam.
When between the post cross section on the framework post post diagonal web member being set, because the post diagonal web member that intersects can improve the stability of whole framework, but the post diagonal web member that intersects has increased rolled steel dosage, therefore the preferred post diagonal web member that intersects that only between the post cross section that is connected with truss beam, is provided with, so promptly improve the stability of whole framework, and saved the use of steel.
For all plate connected modes of mentioning in the utility model, can use grooved plate connection well known to those skilled in the art, the connection of U type plate, cross plate to connect, the plate connection has the little advantage of wind area.As shown in Figure 3, for the schematic diagram of the horizontal chord member among Fig. 2 202,, horizontal chord member 202 is fixedlyed connected with post main body 101 by bolt and plate 301 with post main body 101 employing plates 301 connected modes.
According to the utility model, framework adopts all steel tubular structure, be specially described framework rod structure and described truss beam structure is steel tubular structure, described framework rod structure is that steel tubular structure is specially described post main body, the straight web member of post, post diagonal web member and is steel pipe, and described truss beam structure is that steel tubular structure is specially the straight web member of described beam, beam diagonal web member, chord member and is steel pipe.Compare with other material such as angle steel, channel-section steel, steel pipe can support higher intensity, better meets the needs of UHV transmission.
More than ultra-high voltage AC transmission line architecture that the utility model is provided be described in detail.Used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof.Should be understood that; for those skilled in the art; under the prerequisite that does not break away from the utility model principle, can also carry out some improvement and modification to the utility model, these improvement and modification also fall in the protection domain of the utility model claim.
Claims (12)
1. an all steel pipe power line framework that is used for ultrahigh voltage alternating current transmission lines comprises framework rod structure and the truss beam structure that is supported by described framework rod structure.
2. all steel pipe power line framework according to claim 1 is characterized in that described framework rod structure comprises capable framework post and/or column structure post.
3. all steel pipe power line framework according to claim 2, it is characterized in that described framework rod structure comprises capable framework post or column structure post, described truss beam structure comprises and is supported on the capable truss beam on the described capable framework post or comprises the column structure beam that is supported on the described column structure post.
4. all steel pipe power line framework according to claim 2, it is characterized in that described framework rod structure comprises capable framework post and column structure post, described capable framework post is vertical mutually with the column structure post, described truss beam structure comprises capable truss beam that is supported on respectively on the described capable framework post and the column structure beam that is supported on the described column structure post, and described capable framework post comprises the framework post of a plurality of intervals equidistance.
5. according to each described all steel pipe power line framework of claim 1 to 4, it is characterized in that described framework post comprises that four vertical are installed in post main body on the basis, a plurality ofly are spaced apart and arranged in four post tabula faces on the post main body, described post tabula face is made of four straight web members of post that are connected between the post main body, described four post main bodys form variable section structure, are provided with the post diagonal web member of one or more post diagonal web members or intersection between the described adjacent post tabula face.
6. all steel pipe power line framework according to claim 5 is characterized in that comprising on the described post tabula face the straight web member of post on the relative two post main bodys in the described four post main bodys of being installed in of intersection.
7. all steel pipe power line framework according to claim 6, it is characterized in that described capable truss beam and/or column structure beam comprise a plurality of single truss beam that are connected between adjacent two framework posts, described single truss beam comprises the four beam tabula faces on the beam main body that are arranged at the beam main body of four levels, a plurality of intervals, described beam tabula face is made of a plurality of straight web members of beam that are connected between the beam main body, described four beam main bodys form the uniform section structure, are provided with the beam diagonal web member of one or more beam diagonal web members or intersection between the described adjacent beam tabula face.
8. all steel pipe power line framework according to claim 7 is characterized in that comprising on the described adjacent beam tabula face the straight web member of beam on the relative two beam column bodies in the described four beam main bodys of being installed in of intersection.
9. all steel pipe transmission line structure according to claim 8 is characterized in that the straight web member of described post is connected with the post main body by plate with the post diagonal web member, and the straight web member of described beam is connected by plug with the beam main body with the beam diagonal web member.
10. all steel pipe power line framework according to claim 7, its feature is being connected with the chord member of post main body by four levels with described beam main body.
11. all steel pipe power line framework according to claim 8 is characterized in that also comprising between described single truss beam and the framework post two chord members that are arranged on the inclination between beam main body and the post main body.
12. all steel pipe power line framework according to claim 9 is characterized in that described framework post is fixedly mounted on the basis by the stone bolt in the basis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920161056XU CN201531141U (en) | 2009-06-29 | 2009-06-29 | Framework for ultra-high voltage AC transmission line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920161056XU CN201531141U (en) | 2009-06-29 | 2009-06-29 | Framework for ultra-high voltage AC transmission line |
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| Publication Number | Publication Date |
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| CN201531141U true CN201531141U (en) | 2010-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200920161056XU Expired - Lifetime CN201531141U (en) | 2009-06-29 | 2009-06-29 | Framework for ultra-high voltage AC transmission line |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906896A (en) * | 2010-07-23 | 2010-12-08 | 中国电力工程顾问集团华北电力设计院工程有限公司 | 750KV power-transformation framework structure |
| CN103485572A (en) * | 2013-09-27 | 2014-01-01 | 国家电网公司 | Method for cable type reinforcement of convertor station direct-current filter suspension steel framework and steel framework |
| CN110886384A (en) * | 2019-12-04 | 2020-03-17 | 中国电力工程顾问集团西北电力设计院有限公司 | Fluid adding support assembly and lattice beam column based on same |
-
2009
- 2009-06-29 CN CN200920161056XU patent/CN201531141U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906896A (en) * | 2010-07-23 | 2010-12-08 | 中国电力工程顾问集团华北电力设计院工程有限公司 | 750KV power-transformation framework structure |
| CN103485572A (en) * | 2013-09-27 | 2014-01-01 | 国家电网公司 | Method for cable type reinforcement of convertor station direct-current filter suspension steel framework and steel framework |
| CN110886384A (en) * | 2019-12-04 | 2020-03-17 | 中国电力工程顾问集团西北电力设计院有限公司 | Fluid adding support assembly and lattice beam column based on same |
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| 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 CO., LTD. Free format text: FORMER NAME: CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
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| CP01 | Change in the name or title of a patent holder |
Address after: 100120 Beijing City No. 65 Andrew Patentee after: CHINA POWER ENGINEERING CONSULTING (GROUP) CORPORATION Patentee after: State Grid Corporation of China Patentee after: North-China Power Engineering (Beijing) 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: China Power Engineering Consulting Group Southwest Electric Power Design Institute Co., Ltd. Address before: 100120 Beijing City No. 65 Andrew Patentee before: China Power Engineering Consulting Group Corporation Patentee before: State Grid Corporation of China Patentee before: North-China Power Engineering (Beijing) Co., Ltd. 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: Southwest Electric Power Design Institute of China Power Engineering Consulting Group Corporation |
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| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100721 |