CN202099871U - Reinforced concrete frame and steel beam combined air-cooling island platform - Google Patents
Reinforced concrete frame and steel beam combined air-cooling island platform Download PDFInfo
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- CN202099871U CN202099871U CN2011201916746U CN201120191674U CN202099871U CN 202099871 U CN202099871 U CN 202099871U CN 2011201916746 U CN2011201916746 U CN 2011201916746U CN 201120191674 U CN201120191674 U CN 201120191674U CN 202099871 U CN202099871 U CN 202099871U
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Abstract
The utility model discloses a reinforced concrete frame and steel beam combined air-cooling island platform, which comprises a reinforced concrete frame column, a steel platform, a reinforced concrete frame beam, a frame column top supporting base and a steel supporting seat on the frame beam. The reinforced concrete frame and steel beam combined air-cooling island platform has the advantages that (1) a span of the steel platform steel beam is reduced, and required steel materials of the air-cooling island platform is reduced; (2) the air-cooling island platform does not have an overhanging structure, and deformation of the platform is easy to control, thereby facilitating installation and normal operation of the air-cooling device; and (3) the air-cooling island platform has good shock resistant performance compared with the existing air-cooling island platform structure.
Description
Technical field
The utility model relates to a kind of air cooling island platform, particularly relates to a kind of air cooling island platform by reinforced concrete frame and girder steel combination.
Background technology
What adopted traditional steam power station is the wet type cooling system, and a large amount of recirculated cooling waters evaporate in the air, also wants continuous supplementing water during production, causes the significant wastage of water resource; And air cooling system is the steam discharge that directly cools off steam turbine with air; It is in the fin that the weary gas that steam turbine is discharged is assigned to each cold condenser by the pipeline on top; Carry out interchange of heat between cooling air that produces by high-power blower then and the steam discharge; The cooling water that forms at last is by the pipeline recycle and reuse of bottom, thereby reaches water-saving purpose.The Chinese large-sized coal-producing area and installed capacity mainly concentrate on the northern area of rich coal lack of water at the large-size thermal power plant of 300MW and above unit thereof; And direct air cooling system has that equipment investment is few, system simple, water saving, environmental protection, be fit to low temperature environment, so Direct Air-Cooled is the inexorable trend of north China steam power station cooling system development.
China also is in the Preliminary Applications stage for this new structure system of air cooling island platform.In recent years; Domestic partial design institute has begun to carry out the design work of air cooling island platform; And obtained certain achievement; But the form of structure of air cooling island platform is still continued to use external common structural form basically, and its platform structure is formed the steel platform by the intersection steel truss, and steel platform lower support adopts steel concrete ring section post.
The main feature of air cooling island platform structure: 1, structure height is big, and general podium level is about 30m～40m; 2, structural span is big, and span is two fan unit width, generally at 20～24m; The weight of equipment of 3, placing on the platform of air cooling island is big, and equipment all places on the steel platform, and total quality distributes up big and down small very inhomogeneous; 4, be furnished with large diameter blower fan on the platform of air cooling island, blower fan is the power-equipment of low frequency running, and easy and structure produces resonance, must take in during structure design; 5, at present the platform structure major part that adopted in air cooling island is the dissymmetrical structure of encorbelmenting and do not encorbelment on one side in three limits; The steel platform partial-length of encorbelmenting is very big; It is wide to be that a fan unit width adds away guidance tape, generally more than 10m, this length encorbelment and asymmetric structure unfavorable to antidetonation; 6, Stiffness Distribution is inhomogeneous, and upper space steel truss rigidity is considerably beyond the rigidity of lower rebar concrete tubing string; 7, the technology specialty has higher requirements to the distortion and the installation accuracy of structure, so might not be the member section size of intensity but rigidity decision steel platform, must attach the importance during structure design; 8, structure complex connection, bottom are the reinforced concrete hollow tubing string, and top is for intersecting steel truss, and joint construction is very complicated, to having relatively high expectations of structure construction.
There is following shortcoming in existing air cooling island platform structure, and (1) makes that steel truss height or girder steel depth of section that the steel platform structure is adopted are big, thereby cause respective steel Structural Engineering amount that the consumption of steel is big because air cooling island platform is large span, long cantilevered structure; (2) long cantilevered structure makes that simultaneously the platform structure deflection is big, and the difficult control of the distortion of platform is unfavorable for the installation and normal operation of air cooling apparatus on the platform; (3) according to the regulation of conceptual Design of Earthquake Resistance in existing " seismic design provision in building code " of country: the first, the asymmetric layout of the part of encorbelmenting of air cooling island platform belongs to the plane irregularity building; The second, the lateral resisting rigidity of steel platform belongs to vertical irregular building considerably beyond the lateral resisting rigidity of lower rebar concrete tubing string.Long cantilevered structure is unfavorable for antidetonation.Seeing that more than, the poor seismic behavior of this air cooling island platform structure.
The utility model content
The purpose of the utility model is to provide a kind of air cooling island platform by reinforced concrete frame and girder steel combination.
The purpose of the utility model is implemented by following technical scheme; A kind of air cooling island platform by reinforced concrete frame and girder steel combination; It includes reinforced concrete frame column and steel platform, and it also includes rc-frame-beam, steel support on framework capital bearing and the Vierendeel girder; Said reinforced concrete frame is fixedly connected with rc-frame-beam by reinforced concrete frame column and constitutes; Wherein, The capital of the said reinforced concrete frame column of every row is fixedly connected with a said rc-frame-beam; The capital of the said reinforced concrete frame column of every row is fixedly connected with a said rc-frame-beam, and the said rc-frame-beam that is fixedly connected on the said reinforced concrete frame column capital of every row is fixedly connected into latticed plane with the said rc-frame-beam that is fixedly connected on the said reinforced concrete frame column capital of every row; At least be fixedly connected with a said rc-frame-beam between at the bottom of the capital of the said reinforced concrete frame column of every row and the post; At least be fixedly connected with a said rc-frame-beam between at the bottom of the capital of the said reinforced concrete frame column of every row and the post; The capital of said reinforced concrete frame column is provided with said framework capital bearing; The said rc-frame-beam that is fixed on the said reinforced concrete frame column capital is provided with steel support on the said Vierendeel girder, and steel support is positioned at and supports said steel platform on the same horizontal plane on said framework capital bearing and the said Vierendeel girder.
Said reinforced concrete frame column is parallel to each other and vertically places.
Said rc-frame-beam between being fixed at the bottom of capital and the post of the said reinforced concrete frame column of every row is perpendicular to the said reinforced concrete frame column of every row.
Said rc-frame-beam between being fixed at the bottom of capital and the post of the said reinforced concrete frame column of every row is perpendicular to the said reinforced concrete frame column of every row.
Sustained height be vertically fixed on the capital of the said reinforced concrete frame column of every row with at the bottom of the post between said rc-frame-beam and be fixedly connected into said reinforced concrete frame column vertical latticed plane at the capital of the said reinforced concrete frame column of the every row of being vertically fixed on of sustained height with said rc-frame-beam between at the bottom of the post with it.
The advantage of the utility model is that (1) can make the span of steel platform girder steel reduce, thereby can reduce the consumption of air cooling island steel platform steel owing to be provided for supporting the steel support of steel platform on air cooling island platform reinforced concrete frame column top and the top layer beam; (2) there is not cantilevered structure in air cooling island platform, and the distortion of platform is controlled more easily, thereby helps the installation and normal operation of air cooling apparatus; (3) form of structure that the utility model adopted is considered from the conceptual Design of Earthquake Resistance angle; In plane and vertical layout rules; Consider the better anti of frame construction own simultaneously, the more existing air cooling of the utility model island platform structure has better anti-seismic performance.
Description of drawings
Fig. 1 is the air cooling island table top steel platform structure sketch of embodiment 1 reinforced concrete frame and girder steel combination.
Fig. 2 is the reinforced concrete frame structure sketch of the platform bottom, air cooling island of embodiment 1 reinforced concrete frame and girder steel combination.
Fig. 3 is the air cooling island platform structure sketch of embodiment 1 reinforced concrete frame and girder steel combination.
Fig. 4 is the air cooling island platform sketch map of reinforced concrete frame and girder steel combination.
The specific embodiment
Embodiment 1: a kind of air cooling island platform by reinforced concrete frame and girder steel combination, and it includes reinforced concrete frame column 3 and steel platform 2, and it also includes rc-frame-beam 4, steel support 5 on framework capital bearing 6 and the Vierendeel girder; Reinforced concrete frame 1 is connected and composed by reinforced concrete frame column 3 and rc-frame-beam 4; Reinforced concrete frame column 3 is parallel to each other and vertically places; Wherein, The capital of every placing of reinforcement concrete frame trestle 3 is fixedly connected with a rc-frame-beam 4; The capital of every row reinforced concrete frame column 3 is fixedly connected with a rc-frame-beam 4, and the rc-frame-beam 4 that is fixedly connected on every placing of reinforcement concrete frame trestle 3 capitals is fixedly connected into latticed plane with the rc-frame-beam 4 that is fixedly connected on every row reinforced concrete frame column 3 capitals; The capital of reinforced concrete frame column 3 with at the bottom of the post between be fixedly connected with up and down 2 layers of rc-frame-beam 4 vertical with reinforced concrete frame column 3, top reinforcement concrete frame beam 4 is by the rc-frame-beam 4 that is vertically fixed on every placing of reinforcement concrete frame trestle 3 tops and the rc-frame-beam that the is vertically fixed on every row reinforced concrete frame column 3 tops 4 latticed plane vertical with reinforced concrete frame column 3 that be fixedly connected into; Lower floor's rc-frame-beam 4 is by the rc-frame-beam 4 that is vertically fixed on every placing of reinforcement concrete frame trestle 3 bottoms and the rc-frame-beam that the is vertically fixed on every row reinforced concrete frame column 3 bottoms 4 latticed plane vertical with reinforced concrete frame column 3 that be fixedly connected into; The capital of reinforced concrete frame column 3 is provided with framework capital bearing 6; The rc-frame-beam 4 that is fixed on reinforced concrete frame column 3 capitals is provided with steel support 5 on the Vierendeel girder, and steel support 5 is positioned at and supports steel platform 2 on the same horizontal plane on framework capital bearing 6 and the Vierendeel girder.
Claims (5)
1. air cooling island platform by the combination of reinforced concrete frame and girder steel, it includes reinforced concrete frame column and steel platform, it is characterized in that, and it also includes rc-frame-beam, steel support on framework capital bearing and the Vierendeel girder; Said reinforced concrete frame is fixedly connected with rc-frame-beam by reinforced concrete frame column and constitutes; Wherein, The capital of the said reinforced concrete frame column of every row is fixedly connected with a said rc-frame-beam; The capital of the said reinforced concrete frame column of every row is fixedly connected with a said rc-frame-beam, and the said rc-frame-beam that is fixedly connected on the said reinforced concrete frame column capital of every row is fixedly connected into latticed plane with the said rc-frame-beam that is fixedly connected on the said reinforced concrete frame column capital of every row; At least be fixedly connected with a said rc-frame-beam between at the bottom of the capital of the said reinforced concrete frame column of every row and the post; At least be fixedly connected with a said rc-frame-beam between at the bottom of the capital of the said reinforced concrete frame column of every row and the post; The capital of said reinforced concrete frame column is provided with said framework capital bearing; The said rc-frame-beam that is fixed on the said reinforced concrete frame column capital is provided with steel support on the said Vierendeel girder, and steel support is positioned at and supports said steel platform on the same horizontal plane on said framework capital bearing and the said Vierendeel girder.
2. a kind of air cooling island platform by reinforced concrete frame and girder steel combination according to claim 1 is characterized in that said reinforced concrete frame column is parallel to each other and vertically places.
3. a kind of air cooling island platform according to claim 1 by reinforced concrete frame and girder steel combination; It is characterized in that the said rc-frame-beam between being fixed at the bottom of capital and the post of the said reinforced concrete frame column of every row is perpendicular to the said reinforced concrete frame column of every row.
4. a kind of air cooling island platform according to claim 1 by reinforced concrete frame and girder steel combination; It is characterized in that the said rc-frame-beam between being fixed at the bottom of capital and the post of the said reinforced concrete frame column of every row is perpendicular to the said reinforced concrete frame column of every row.
5. according to claim 3 or 4 described a kind of air cooling island platforms by reinforced concrete frame and girder steel combination; It is characterized in that, sustained height be vertically fixed on the capital of the said reinforced concrete frame column of every row with at the bottom of the post between said rc-frame-beam and be fixedly connected into said reinforced concrete frame column vertical latticed plane at the capital of the said reinforced concrete frame column of the every row of being vertically fixed on of sustained height with said rc-frame-beam between at the bottom of the post with it.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201916746U CN202099871U (en) | 2011-05-31 | 2011-05-31 | Reinforced concrete frame and steel beam combined air-cooling island platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201916746U CN202099871U (en) | 2011-05-31 | 2011-05-31 | Reinforced concrete frame and steel beam combined air-cooling island platform |
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| Publication Number | Publication Date |
|---|---|
| CN202099871U true CN202099871U (en) | 2012-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201916746U Expired - Fee Related CN202099871U (en) | 2011-05-31 | 2011-05-31 | Reinforced concrete frame and steel beam combined air-cooling island platform |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102997706A (en) * | 2012-12-28 | 2013-03-27 | 山西尚风科技股份有限公司 | Anti-wind device improving heat exchange capability of direct air-cooling unit |
| CN102995750A (en) * | 2012-11-27 | 2013-03-27 | 苏州工业园区设计研究院股份有限公司 | Open-web overhanging truss structural system with unequal-height chord members |
| CN106568389A (en) * | 2015-10-12 | 2017-04-19 | 华电宁夏灵武发电有限公司 | Method for monitoring deformation of air-cooled island frame |
-
2011
- 2011-05-31 CN CN2011201916746U patent/CN202099871U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102995750A (en) * | 2012-11-27 | 2013-03-27 | 苏州工业园区设计研究院股份有限公司 | Open-web overhanging truss structural system with unequal-height chord members |
| CN102997706A (en) * | 2012-12-28 | 2013-03-27 | 山西尚风科技股份有限公司 | Anti-wind device improving heat exchange capability of direct air-cooling unit |
| CN106568389A (en) * | 2015-10-12 | 2017-04-19 | 华电宁夏灵武发电有限公司 | Method for monitoring deformation of air-cooled island frame |
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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: INNER MONGOLIA ELECTRIC POWER SURVEY DESIGN INSTIT Free format text: FORMER NAME: INNER MONGOLIA ELECTRICAL POWER INVESTIGATE AND DESIGN INSTITUTE |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 010020 the Inner Mongolia Autonomous Region Hohhot City Xilin Road No. 209 Patentee after: INNER MONGOLIA ELECTRIC POWER SURVEY & DESIGN INSTITUTE CO., LTD. Address before: 010020 the Inner Mongolia Autonomous Region Hohhot City Xilin Road No. 209 Patentee before: Inner Mongolia Electric Power Survey Design Institute |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120104 Termination date: 20200531 |
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| CF01 | Termination of patent right due to non-payment of annual fee |