CN201486202U - Extra-high voltage AC power transmission line support - Google Patents
Extra-high voltage AC power transmission line support Download PDFInfo
- Publication number
- CN201486202U CN201486202U CN2009201610574U CN200920161057U CN201486202U CN 201486202 U CN201486202 U CN 201486202U CN 2009201610574 U CN2009201610574 U CN 2009201610574U CN 200920161057 U CN200920161057 U CN 200920161057U CN 201486202 U CN201486202 U CN 201486202U
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- China
- Prior art keywords
- steel pipe
- line support
- power line
- web member
- cylinders
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 230000005540 biological transmission Effects 0.000 title claims abstract description 28
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 110
- 239000010959 steel Substances 0.000 claims abstract description 110
- 238000009434 installation Methods 0.000 claims description 9
- 239000000725 suspension Substances 0.000 claims description 7
- 239000000463 material Substances 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000011161 development Methods 0.000 description 3
- 230000018109 developmental process Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000011218 segmentation Effects 0.000 description 2
- 230000009466 transformation Effects 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 208000035126 Facies Diseases 0.000 description 1
- 238000010276 construction Methods 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
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000002459 sustained 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 power transmission line support of an extra-high voltage AC power transmission line, which comprises at least three steel pipe column bodies vertically arranged on the basis; the three steel pipe column bodies form a shape of constant section, and a plurality of cross diaphragmatic surfaces are arranged among the at least three steel pipe column bodies at intervals. Compared with the prior art, the power transmission line support uses a plurality of steel pipe column bodies. Compared with supports made of other materials or single-steel pipe supports, the steel pipe column bodies can increase the bearing capacity of the whole power transmission line support so as to meet the deformation requirements of the extra-high voltage AC power transmission line; in addition, the cross diaphragmatic surfaces arranged among the three steel pipe column bodies can increase the stability of the whole power transmission line support.
Description
Technical field
The utility model relates to the transmission line of alternation current, is specifically related to a kind of power line support 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 support has been proposed higher performance requirement.In UHV transmission line, need the power line support to have higher bearing capacity and deformability.In the prior art, the power line support adopts single steel pipe support 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-bent plate rigidity 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 line support by the shape of cross section that changes 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 support of deformation requirements.
The utility model content
The technical problem that the utility model solves is to provide a kind of and can satisfies the bearing capacity of UHV transmission line and the power line support of deformation requirements.
In order to solve the problems of the technologies described above, the utility model provides a kind of power line support that is used for ultrahigh voltage alternating current transmission lines, comprise at least three vertical steel pipe cylinders that are installed on the basis, described at least three steel pipe column bodies form prismatic shape, between described steel pipe cylinder at interval be provided with a plurality of tabula faces, be connected with diagonal web member between described two adjacent tabula faces.
Preferably, described tabula mask has the straight web member between adjacent two the steel pipe cylinders of being installed in of a plurality of levels to constitute.
Preferably, described diagonal web member comprises two diagonal web members arranged in a crossed manner.
Preferably, described diagonal web member and straight web member are connected on the steel pipe cylinder by plate.
Preferably, described power line support comprises four steel pipe cylinders, and it is foursquare shape that described four steel pipe column bodies form the cross section.
Preferably, described tabula face also comprises the straight web member between relative two steel pipe cylinders of the described four steel pipe cylinders of being installed in of intersection.
Preferably, the fixed installation of the top of described steel pipe cylinder is useful on the capital steel plate that converting equipment is installed, and described capital steel plate is connected by the capital flange with the top of steel pipe cylinder.
Preferably, described diagonal web member and straight web member are steel pipe.
Preferably, described steel pipe cylinder is fixedly mounted on the basis by basis reservation rim of a cup.
Preferably, described steel pipe cylinder is provided with flange at the suspension column place.
The utility model provides a kind of power line support that is used for ultrahigh voltage alternating current transmission lines.Compared with prior art, the utility model uses the steel pipe cylinder to constitute the power line support, compare with other materials or single steel pipe support is compared, many steel pipe cylinders can improve the bearing capacity of whole power line support, satisfy the deformation requirements of UHV transmission line, a plurality of tabula faces that are provided with between the steel pipe cylinder in addition can improve the stability of whole power line support.
Another preferred embodiment in, diagonal web member and straight web member are connected on the steel pipe cylinder by plate, because that plate connects wind area is little, have therefore further improved the stability of whole power line support.
Another preferred embodiment in, described steel pipe cylinder is fixedly mounted on the basis by the suspension column flange respectively, when transformer station's enlarging or maintenance when needing resettlement equipment afterwards, the suspension column flange is set can make things convenient for the installation and the maintenance of power transformation station equipment so that support is removed temporarily.
Description of drawings
The front view of first kind of specific embodiment of the power line support that Fig. 1 provides for the utility model;
Fig. 2 is that the axle of the part-structure of power line support shown in Figure 1 is surveyed schematic diagram;
Fig. 3 is the schematic diagram of straight web member, diagonal web member and steel pipe column attachment structure among Fig. 1;
Fig. 4 is the steel pipe cylinder among Fig. 1 and the syndeton schematic diagram of capital steel plate;
Second kind of embodiment schematic diagram of the power line support that Fig. 5 provides for the utility model.
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 and Fig. 2, the front view of first kind of specific embodiment of the power line support that provides for the utility model, Fig. 2 are that the axle of the part-structure of power line support shown in Figure 1 is surveyed schematic diagram.The power line support comprises four vertical steel pipe cylinders, and it is foursquare prismatic shapes that described four steel pipe column bodies form cross sectional shape.Cross sectional shape for four steel pipes form also can be rectangular shape, but because the cross section is the versatility that foursquare structure can improve the component on the power line support, therefore as preferred.For the quantity of steel pipe cylinder, at least three steel pipe cylinders, preferred four steel pipe cylinders can be set also according to transformer station's situation.
Fig. 1 shows the structure of the vertical plane at the first steel pipe cylinder 11 in four steel pipe main bodys of power line support, the second steel pipe main body, 12 places, the structure of other three vertical planes of power line support is identical with structure shown in Figure 1, below be example with the first steel pipe cylinder 11 and the second steel pipe cylinder 12, specify the structure of the power line support that the utility model provides.
As shown in Figure 1, the first steel pipe main body 11 and 12 vertical being fixedly mounted on the basis 1 of the second steel pipe main body, in the present embodiment, the mode that described two steel pipe cylinders 11,12 are reserved rim of a cup by the basis is fixedly mounted on the basis 1, be installed in the mode of basis on 1 for steel pipe cylinder 11,12, can also adopt other mode well known to those skilled in the art.The connected mode that rim of a cup is reserved on described basis is specially, and on basis 1 the reservation rim of a cup is set earlier, then two steel pipe cylinders 11,12 directly is fixedly mounted on the basis 1.
In the bottom of two steel pipe cylinders 11,12, be respectively arranged with suspension column flange 11a, 12a, the described first steel pipe cylinder 11 and the second steel pipe cylinder 12 are fixedly mounted on the basis 1 by suspension column flange 11a, 12a respectively.When transformer station's enlarging or maintenance when needing resettlement equipment afterwards, the setting of suspension column flange 11a, 12a is convenient to support and is removed temporarily, has made things convenient for the installation and the maintenance of power transformation station equipment.
Between four steel pipe cylinders between the power line, at interval be provided with a plurality of tabula faces 13, described tabula face preferably is installed between four steel pipe cylinders with the spacing distance that equates.By these tabula faces, improved the stability of whole power line support.For the spacing distance between the tabula face, the present invention is also without particular limitation, and the preferred interval distance equates.
Described tabula mask body is made of four straight web members that are connected the level between described four steel pipe cylinders, with the first steel pipe cylinder 11 and the second steel pipe cylinder 12 is example, the straight web member 301,303 of level is fixedly connected between two steel pipe cylinders 11,12, every adjacent two of power line support is followed the straight web member that is provided with four levels between the steel pipe cylinder at sustained height, and the straight web member of these four levels constitutes the four tabula faces between the steel pipe cylinder that are installed in.
In order to improve the stability of power line support, preferred, the tabula face also comprises the straight web member that intersects between relative two the steel pipe cylinders that are installed in described four steel pipe cylinders.Please be simultaneously referring to Fig. 2, axonometric drawing for the power line support partial structurtes among Fig. 1, the tabula face 13 that comprises a plurality of levels on the power line support on the tabula face therein, is equipped with straight web member 103a, 103b what relative two steel pipe cylinders of four steel pipe cylinders intersected.When in the tabula face, the straight web member that intersects being installed, the straight web member that intersects can be installed in a tabula face, also the straight web member that intersects can be installed in tabula face at interval.Owing to the tabula face of intersection is installed in the tabula face, has therefore further improved the stability of whole power line support.
For the connected mode between straight web member and the steel pipe cylinder, can adopt modes well known to those skilled in the art such as bolt connection, welding.Because welding needs the scene to weld, construction quality may be received influence, and the bolt connection has dismountable advantage, therefore preferably adopts bolted mode that the first straight web member is connected with the steel pipe cylinder.When adopting bolted mode to connect steel pipe cylinder and straight web member, can on main material, plate be installed.Therefore the plate ways of connecting has the little advantage of wind area, can further improve the stability of whole power line support, and plate can grooved plate well known to those skilled in the art connects, U type plate connects, the cross plate.
Between adjacent two tabula faces, diagonal web member is installed.With one of them diagonal web member 302 shown in Fig. 1 is example, specify diagonal web member and be installed in mode on the power line support, one end of the straight web member 301 on one end of diagonal web member 302 and the tabula face is installed on the steel pipe cylinder by plate, and the other end of the corresponding straight web member 303 on the other end of diagonal web member 302 and adjacent another tabula face is installed on the steel pipe cylinder by plate.Because the existence of this diagonal web member can be fixed adjacent tabula face, improves the stability of whole power line support.
Please be simultaneously referring to Fig. 3, for be the enlarged diagram of the syndeton of straight web member 301, diagonal web member 302 and steel pipe cylinder 11 among Fig. 1.The first plate 11b is installed on steel pipe cylinder 11, the second plate 301a that the described first plate 11b matches also is installed at an end of straight web member 301.By bolt, the first plate 11b and the second plate 301a are linked together then.The 3rd plate 302a that the described first plate 11b matches is installed on the diagonal web member 302, the first plate 11b is fixedlyed connected with the 3rd plate 302a by bolt.Like this, by the plate ways of connecting, straight web member and diagonal web member have been fixedly mounted on the steel pipe cylinder.
For diagonal web member, can between adjacent two tabula faces, a diagonal web member only be set, the diagonal web member of intersection can be set, the steadiness of whole power line support can further be provided.When a diagonal web member only was set, the direction of two diagonal web members that the position on the same vertical plane is adjacent can be arranged in parallel, can adopt connected head-to-tail mode to be provided with, and to this, the utility model is also without particular limitation.
In the power line support that the utility model provides, four steel pipe main bodys form prismatic shape, compare with the structure of variable cross-section shape, the structure processing that the utility model provides and easier for installation.
At the top of four steel pipe cylinders, fixed installation is useful on the capital steel plate that supports converting equipment.As shown in Figure 4, be steel pipe cylinder among Fig. 1 and capital steel plate syndeton schematic diagram.In the present embodiment, described capital steel plate is fixedlyed connected with four steel pipe main bodys by capital flange 16.Certainly, capital steel plate 15 also can directly be fixedlyed connected with four steel pipe main bodys, as welds together, and then installs.But by capital flange 16 fixedly connected after, be convenient to support is mounted and dismounted easily, capital steel plate and four steel pipe main bodys transportations separately respectively can be convenient to processing and transportation so more.
In order to help installing converting equipment, one section large diameter steel pipe 17 further is installed on capital steel plate 15, can reduce bolt that converting equipment bottom is connected with the power line support and the operating distance between the nut like this, being convenient to installation personnel fixes equipment, can improve the installation effectiveness of equipment, shorten installation period.
Can also be further improved above embodiment.
See also Fig. 5, the schematic diagram of another specific embodiment of the power line support that provides for the utility model.
Be with the identical point of power line support in first kind of specific embodiment, include four steel pipe main bodys, comprise a plurality of tabula faces that keep at a certain distance away between the steel pipe main body, something in common repeats no more.
In second kind of embodiment, between the tabula face, comprise two diagonal web members arranged in a crossed manner 302,304, described diagonal web member arranged in a crossed manner can further improve the stability of whole power line support.
In the power line support that the utility model provides, support adopts all steel tubular structure, and described steel tubular structure specifically comprises the straight web member and the diagonal web member of steel pipe main body and tube material.Compare with other material such as angle steel, channel-section steel, steel pipe can support higher intensity, better meets the needs of UHV transmission.In addition, straight web member and diagonal web member in the power line support have good versatility, and when transformer station need transform afterwards, straight web member and diagonal web member can disassemble and use it for anything else.
More than ultra-high voltage AC transmission line bracket 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 (10)
1. power line support that is used for ultrahigh voltage alternating current transmission lines, it is characterized in that comprising at least three vertical steel pipe cylinders that are installed on the basis, described at least three steel pipe column bodies form prismatic shape, between the described cylinder of steel pipe at least at interval be provided with a plurality of tabula faces, be connected with diagonal web member between described two adjacent tabula faces.
2. power line support according to claim 1 is characterized in that described tabula mask body is made of the straight web member between adjacent two the steel pipe cylinders of being installed in of many levels.
3. power line support according to claim 2 is characterized in that described diagonal web member comprises two diagonal web members arranged in a crossed manner.
4. according to each described power line support of claim 1 to 3, it is characterized in that described diagonal web member and straight web member are connected on the steel pipe cylinder by plate.
5. according to each described power line support of claim 1 to 3, it is characterized in that comprising four steel pipe cylinders, it is foursquare shape that described four steel pipe column bodies form the cross section.
6. power line support according to claim 5 is characterized in that described tabula face also comprises the straight web member between relative two steel pipe cylinders of the described four steel pipe cylinders of being installed in of intersection.
7. according to each described power line support of claim 1 to 3, it is characterized in that the top fixed installation of described steel pipe cylinder is useful on the capital steel plate that converting equipment is installed, described capital steel plate is connected by the capital flange with the top of steel pipe cylinder.
8. according to each described power line support of claim 1 to 3, it is characterized in that described diagonal web member and straight web member are steel pipe.
9. according to each described power line support of claim 1 to 3, it is characterized in that described steel pipe cylinder is fixedly mounted on the basis by basis reservation rim of a cup.
10. according to each described power line support of claim 1 to 3, it is characterized in that described steel pipe cylinder is provided with flange at the suspension column place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201610574U CN201486202U (en) | 2009-06-29 | 2009-06-29 | Extra-high voltage AC power transmission line support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201610574U CN201486202U (en) | 2009-06-29 | 2009-06-29 | Extra-high voltage AC power transmission line support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201486202U true CN201486202U (en) | 2010-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201610574U Expired - Lifetime CN201486202U (en) | 2009-06-29 | 2009-06-29 | Extra-high voltage AC power transmission line support |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201486202U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251625A (en) * | 2011-05-19 | 2011-11-23 | 林娟 | Tenon bolt node aluminum alloy space truss structure |
| CN103726705A (en) * | 2014-01-15 | 2014-04-16 | 国家电网公司 | Transformer substation support |
-
2009
- 2009-06-29 CN CN2009201610574U patent/CN201486202U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102251625A (en) * | 2011-05-19 | 2011-11-23 | 林娟 | Tenon bolt node aluminum alloy space truss structure |
| CN102251625B (en) * | 2011-05-19 | 2013-07-03 | 林娟 | Tenon bolt node aluminum alloy space truss structure |
| CN103726705A (en) * | 2014-01-15 | 2014-04-16 | 国家电网公司 | Transformer substation support |
| CN103726705B (en) * | 2014-01-15 | 2017-02-15 | 国家电网公司 | Transformer substation support |
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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 |
Owner name: CHINA POWER ENGINEERING CONSULTING GROUP CO., LTD. Free format text: FORMER NAME: CHINA POWER ENGINEERING CONSULTING GROUP CORPORATION |
|
| 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 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100526 |