CN103422705A - FRP (Fiber Reinforced Plastics) inner barrel suspension supporting system of chimney and chimney - Google Patents
FRP (Fiber Reinforced Plastics) inner barrel suspension supporting system of chimney and chimney Download PDFInfo
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- CN103422705A CN103422705A CN2013103800517A CN201310380051A CN103422705A CN 103422705 A CN103422705 A CN 103422705A CN 2013103800517 A CN2013103800517 A CN 2013103800517A CN 201310380051 A CN201310380051 A CN 201310380051A CN 103422705 A CN103422705 A CN 103422705A
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- reinforced plastic
- inner cylinder
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Abstract
The invention discloses an FRP (Fiber Reinforced Plastics) inner barrel suspension supporting system of a chimney and the chimney. The supporting system comprises an annularly placed bracket, a supporting ring beam, a bearing platform and a placing structure arranged between the supporting ring beam and the bearing platform, wherein the FRP inner barrel chimney is supported on the supporting ring beam through the annularly placed bracket; and the supporting ring beam is supported on the bearing platform through the placing structure.
Description
Technical field
The present invention relates to the thermal power generation field, be specifically related to the chimney in steam power station.
Background technology
The glass reinforced plastic inner cylinder chimney is a kind of Novel chimney pattern, and for taking full advantage of the excellent tensile property of glass-reinforced plastic material, the form of structure of inner core adopts suspension type usually, and the design of its suspension strut system just becomes one of key link of glass reinforced plastic inner cylinder chimney design.Glass-reinforced plastic material differs from the special material performance of common building structural meterials, design to this suspension strut system has proposed new problem and requirement: 1. naked light or steam direct heating are forbidden to use in the glass reinforced plastic inner cylinder job site, and generally must not be welded, gas cutting, directly the operation such as knock, the suspension strut system can not adopt Type of Welding; 2. in work progress, the sequence of construction of bearing platform and support system is different from conventional structure; 3. this suspension strut system need to have good resistance to overturning; 4. the power transmission between glass reinforced plastic inner cylinder and support system need be accomplished evenly effectively.
Current glass reinforced plastic inner cylinder suspension strut system can't reach above-mentioned technical requirements.
Summary of the invention
The objective of the invention is to propose a kind of multipoint mode annular suspension support system, to solve the hanger bearing problem of suspension type glass reinforced plastic inner cylinder.
For achieving the above object, according to an aspect of the present invention, the invention provides a kind of glass reinforced plastic inner cylinder suspension strut system of chimney, wherein, support system comprises that annular shelves bracket, supports ring beam, bearing platform and be arranged on the structure of shelving supported between ring beam and bearing platform.The glass reinforced plastic inner cylinder chimney is shelved bracket by annular and is supported on the support ring beam, supports ring beam by shelving support structure on bearing platform.
Preferably, annular is shelved bracket and is adopted whole canoe to be arranged at the outer wall side of glass reinforced plastic inner cylinder, with glass reinforced plastic inner cylinder, forms an integral body.
Preferably, support ring beam assembled by the multistage beam, and by a plurality of support structure of shelving on bearing platform.
Preferably, shelve structure by bolt, cushion block and form with support ring beam all-in-one-piece projecting plate, during assembling, cushion block is between projecting plate and bearing platform, bolt is respectively through the bearing platform beam on projecting plate, cushion block and bearing platform, will support ring beam and bearing platform is fixed together.
Preferably, glass reinforced plastic inner cylinder is assembled by the multistage inner core, between adjacent two sections inner cores, by non-Type of Welding, connects.
Preferably, between adjacent two sections support ring beams, be bolted.
Preferably, the cross section of supporting ring beam is box-type section, or " I " type, "] [" type, " [] " type, T-shape cross section.
Preferably, support ring beam assembled by the multistage beam, every section brace summer 3 above positions by shelving support structure on bearing platform.
According to a further aspect in the invention, also provide a kind of chimney, chimney comprises urceolus and glass reinforced plastic inner cylinder, and this chimney also is provided with above-mentioned glass reinforced plastic inner cylinder suspension strut system.
The glass reinforced plastic inner cylinder suspension strut system reasonable stress of chimney of the present invention, power transmission be reliable, easily and in construction.
The accompanying drawing explanation
Fig. 1 is the splicing of suspension type glass reinforced plastic inner cylinder suspension strut system according to an embodiment of the invention and shelves the sectional view of structure.
Fig. 2 is that the support ring Liangping face of suspension type glass reinforced plastic inner cylinder suspension strut system according to an embodiment of the invention is arranged schematic diagram.
Fig. 3 is that another of suspension type glass reinforced plastic inner cylinder suspension strut system according to another embodiment of the invention shelved the sectional view of structure.
The specific embodiment
Below with reference to accompanying drawing, preferred embodiment of the present invention is elaborated, so that clearer understanding objects, features and advantages of the present invention.It should be understood that embodiment shown in the drawings is not limitation of the scope of the invention, and just for the connotation of technical solution of the present invention is described.
Terminological interpretation
The suspension type inner core: inner core integral body directly hangs on a bearing platform of chimney inside, or is divided into several sections, hangs on respectively on a plurality of bearing platforms, between each section, with expansion joint, connects.
Suspension strut system: the actuating system that connects suspension type inner core and bearing platform, vertical and the horizontal loading of whole or segmentation inner core can be passed to one or more bearing platforms by this actuating system, thereby play the effect that utilizes bearing platform suspension strut inner core.
Fig. 1 illustrates the splicing of suspension type glass reinforced plastic inner cylinder suspension strut system according to an embodiment of the invention and shelves the sectional view of layout, for clarity sake, a wherein part only is shown.As shown in Figure 1, this support system by annular shelve bracket 1, support ring beam 2, the structure 4 of shelving that supports between the bearing platform 3 of ring beam 2 and chimney forms.Glass reinforced plastic inner cylinder 10 is supported on support ring beam 2 by shelving bracket 1, supports ring beam 2 and is supported on bearing platform 3 by shelving structure 4.Wherein, annular is shelved bracket 1 and is adopted whole canoe to be arranged at the outer wall side of glass reinforced plastic inner cylinder 10, with glass reinforced plastic inner cylinder, forms an integral body.Support ring beam 2 and adopt sectional makings assembled, multistage supports ring beam and is bolted 7 and form the ring-type brace summer, and is supported on bearing platform 3 by a plurality of structures 4 of shelving.
Annular will directly be held on and support on ring beam 2, thereby form a structural system that connects and transmit load between inner/outer tube after shelving bracket 1 until bearing platform 3 and support ring beam 2 and being in place.In one embodiment, shelve structure 4 by bolt 6, cushion block 5 and form with support ring beam 2 all-in-one-piece projecting plates 21, during assembling, cushion block 5 is between projecting plate 21 and bearing platform 3.Bolt, respectively through the bearing platform beam 31 on projecting plate 21, cushion block 5 and bearing platform 3, is fixed together with bearing platform 3 will support ring beam 2.
In this support system, shelve 1 pair of bracket and support the certain twisting action of ring beam 2 meeting generation, therefore, support ring beam 2 and should adopt the cross section that torsional stiffness is larger, for example box-type section is more reasonable, also can adopt the feasible section form arbitrarily such as " I ", "] [", " [] ", " T ".Because in the construction of this support system, not adopting welding, the with bolts splicing after 2 segmentations of support ring beam.
In addition, in this support system, each connected node all more difficult being set to is rigidly connected, therefore, preferably, every section brace summer is supported on bearing platform 33 above positions, embodiment illustrated in fig. 2 in, support ring beam 2 and consist of four sections brace summers, every section brace summer is supported on bearing platform 33 positions.Adopt the form of multi-point support can guarantee the stability of this Duan Liang under stress, thereby make total can form effective force transfer system, and structure is had to better constraint, and make the displacement of structural system more reasonable, shelving bracket, to pass to the load that supports ring beam more even.
Preferably, at part strong point place, can on support ring beam 2, be provided with stiffener 8, as shown in Figure 3, further to strengthen the intensity of this support system, and the stability supported.
In the glass reinforced plastic inner cylinder suspension strut system of chimney of the present invention, in the construction technology that has considered glass reinforced plastic inner cylinder, on the sequence of construction basis between each parts, built the support system that a kind of reasonable stress, power transmission are reliable, be easy to construction.
Below described preferred embodiment of the present invention in detail, but it will be appreciated that, after having read above-mentioned instruction content of the present invention, those skilled in the art can make various changes or modifications the present invention.These equivalent form of values fall within the application's appended claims limited range equally.
Claims (9)
1. the glass reinforced plastic inner cylinder suspension strut system of a chimney is characterized in that:
Described support system comprises that annular shelves bracket, support ring beam, bearing platform and be arranged on the structure of shelving between described support ring beam and described bearing platform; Wherein,
Described glass reinforced plastic inner cylinder chimney is shelved bracket by described annular and is supported on described support ring beam, described support ring beam by the described support structure of shelving on described bearing platform.
2. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: described annular is shelved bracket and is adopted whole canoe to be arranged at the outer wall side of glass reinforced plastic inner cylinder, with described glass reinforced plastic inner cylinder, forms an integral body.
3. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: described support ring beam is assembled by the multistage beam, and by a plurality of described support structure of shelving on described bearing platform.
4. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: described shelve structure by bolt, cushion block and with support ring beam all-in-one-piece projecting plate and form, during assembling, described cushion block is between described projecting plate and described bearing platform, described bolt is respectively through the bearing platform beam on described projecting plate, described cushion block and bearing platform, so that described support ring beam and described bearing platform are fixed together.
5. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: described glass reinforced plastic inner cylinder is assembled by the multistage inner core, between adjacent two sections inner cores, by non-Type of Welding, connects.
6. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 5, is characterized in that: between adjacent two sections support ring beams, be bolted.
7. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: the cross section of described support ring beam is box-type section, or " I " type, "] [" type, " [] " type, T-shape cross section.
8. glass reinforced plastic inner cylinder suspension strut system as claimed in claim 1, it is characterized in that: described support ring beam is assembled by the multistage beam, every section brace summer 3 above positions by the described support structure of shelving on described bearing platform.
9. a chimney, described chimney comprises urceolus and glass reinforced plastic inner cylinder, it is characterized in that: described chimney also is provided with the described glass reinforced plastic inner cylinder suspension strut of any one system in claim 1-8.
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CN201310380051.7A CN103422705B (en) | 2013-08-27 | 2013-08-27 | The glass reinforced plastic inner cylinder suspension strut system of chimney and chimney |
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CN201310380051.7A CN103422705B (en) | 2013-08-27 | 2013-08-27 | The glass reinforced plastic inner cylinder suspension strut system of chimney and chimney |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104727620A (en) * | 2015-03-11 | 2015-06-24 | 苏州云白环境设备制造有限公司 | Self-supporting double-layer chimney |
CN106121346A (en) * | 2016-06-29 | 2016-11-16 | 中国航空规划设计研究总院有限公司 | A kind of hinged change type externally pre-stressed concrete pylon and construction method thereof |
CN106245978A (en) * | 2016-08-29 | 2016-12-21 | 江苏利保科技股份有限公司 | A kind of fiber glass reinforced plastic chimney hoop bridle iron |
CN108397036A (en) * | 2018-05-18 | 2018-08-14 | 上海必立结构设计事务所有限公司 | A kind of compound smoke removal facility expansion gap device of steel/fiberglass |
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CN202253697U (en) * | 2011-08-24 | 2012-05-30 | 中冶东方工程技术有限公司上海分公司 | Suspending structure of internal cylinder chimney |
CN202925983U (en) * | 2012-11-12 | 2013-05-08 | 无锡利保科技发展有限公司 | Bracket supporting frame |
CN203420510U (en) * | 2013-08-27 | 2014-02-05 | 中国电力工程顾问集团华东电力设计院 | Glass fiber reinforced plastic inner barrel hanging and supporting system of chimney and chimney |
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CN1058261A (en) * | 1990-07-19 | 1992-01-29 | 美明玻璃纤维股份有限公司 | Vertical joint parts of glass fibre reinforced plastic tube |
DE19832921A1 (en) * | 1998-07-22 | 2000-02-10 | Joachim Kretz | Tower construction esp. for wind power plant with metal outer and inner shells and concrete shell arranged between these also connecting carrying elements for forming carrying |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104727620A (en) * | 2015-03-11 | 2015-06-24 | 苏州云白环境设备制造有限公司 | Self-supporting double-layer chimney |
CN106121346A (en) * | 2016-06-29 | 2016-11-16 | 中国航空规划设计研究总院有限公司 | A kind of hinged change type externally pre-stressed concrete pylon and construction method thereof |
CN106121346B (en) * | 2016-06-29 | 2018-09-18 | 中国航空规划设计研究总院有限公司 | It is a kind of to be hinged change type externally pre-stressed concrete pylon and its construction method |
CN106245978A (en) * | 2016-08-29 | 2016-12-21 | 江苏利保科技股份有限公司 | A kind of fiber glass reinforced plastic chimney hoop bridle iron |
CN108397036A (en) * | 2018-05-18 | 2018-08-14 | 上海必立结构设计事务所有限公司 | A kind of compound smoke removal facility expansion gap device of steel/fiberglass |
CN108397036B (en) * | 2018-05-18 | 2023-07-28 | 上海必立结构设计事务所有限公司 | Expansion joint device of steel/glass fiber reinforced plastic composite smoke exhaust facility |
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Address after: 200063 Wuning Road, Shanghai, No. 409, No. Applicant after: Co., Ltd of Huabei Power Design Inst., China Power Engineering Consulting Group Address before: 200063 Wuning Road, Shanghai, No. 409, No. Applicant before: Huabei Power Design Inst., China Power Engineering Consulting Group |
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