CN107254984A - A kind of thin-wall steel pipe concrete tower - Google Patents
A kind of thin-wall steel pipe concrete tower Download PDFInfo
- Publication number
- CN107254984A CN107254984A CN201710601794.0A CN201710601794A CN107254984A CN 107254984 A CN107254984 A CN 107254984A CN 201710601794 A CN201710601794 A CN 201710601794A CN 107254984 A CN107254984 A CN 107254984A
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- Prior art keywords
- barrel
- slice structure
- strand wires
- wall
- steel strand
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/02—Structures made of specified materials
- E04H12/12—Structures made of specified materials of concrete or other stone-like material, with or without internal or external reinforcements, e.g. with metal coverings, with permanent form elements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/16—Prestressed structures
Abstract
The present invention relates to a kind of thin-wall steel pipe concrete tower, including pylon cylinder, the pylon cylinder is made up of multiple end to end barrel slice structures, each barrel slice structure is vertically arranged, and be inner hollow and the open cavity body structure of upper and lower side, the through hole that the two neighboring barrel slice structure side is interconnected and fixed and is correspondingly arranged by side is connected, reinforcing rib structure is equipped between the inwall and outer wall of each barrel slice structure, and poured concrete, vertically provided with many external prestressing steel strand wires on the pylon cylinder inboard wall.Beneficial effect is：It is simple in construction, assembling is easy in split blade type design, whole pylon can cast-in-place construction, prefabricated can also install, short construction period, engineering cost is low, reinforcement component can strengthen barrel slice structure rigidity, be readily transported, install and pour, and can replace the arrangement of reinforcement of part concrete, the structural strength of whole device is higher, and security performance is preferable.
Description
Technical field
Wind power generating set concrete filled steel tube tower technique field, more particularly to one kind are provided with reinforcement
Thin-wall steel pipe concrete tower.
Background technology
Wind power plant has tended to high-power, and can be suitably used for low wind speed wind power plant, and increase hub height obtains high
Empty wind resource has more feasibility than increasing the wind sweeping area of blade.Pylon is held as the main load-supporting part of Wind turbines
Acted on by various load, it is to ensure the key factor that blower fan is normally run.It is continuously increased with the height of pylon, tower
Frame is also being continuously increased in the importance of design and the manufacture of Wind turbines.
Wind-power generating unit tower except wind generating set engine room to be supported, is sent out by the collective effect of a variety of load
Outside the weight of motor and wheel hub etc., dynamic loading and the nature wind action produced during impeller rotation is still suffered from.The change of pylon
Shape and vibration, can not only increase additional stress and reduction pylon structure intensity, it is also possible to have influence on the deformation of unit miscellaneous part,
Wind power generating set power generation performance is caused to decline.
The structure manufacturing cost and construction period of existing high tower are undesirable, operational effect in actual use
It is bad, it is difficult to meet and require.
Traditional concrete filled steel tube pylon structure is divided into outer layer pipe, inner layer steel pipe, between concrete perfusion, without apply
Connectionless between prestressed structure, and ectonexine steel pipe, not burst, is overall cylindrical tube.This structure type needs inside and outside
Layer steel pipe bears pulling force, and core concrete bears pressure.For wind power generating set, ectonexine steel pipe is in order to ensure load
With certain rigidity, often wall thickness is thicker；Core concrete can be alternatively armored concrete for plain concrete.Site operation order
For：Domain inner layer steel pipe is installed, then colligation core reinforcing bar, then installs outer layer pipe, in order to ensure ectonexine steel pipe
Stability, generally requires to set up interior external scaffolding or sets pull bar, finally carry out the concreting of core.Conventional steel coagulation
The steel pipe of native pylon is overall structure, and manufacture transport and installation are complicated, and site operation program is numerous and diverse.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of thin-wall steel pipe concrete tower, effectively overcome existing
The defect of technology.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：A kind of thin-wall steel pipe concrete tower, pylon cylinder,
Above-mentioned pylon cylinder is made up of multiple end to end barrel slice structures, and each above-mentioned barrel slice structure is vertically arranged,
And be inner hollow and the open cavity body structure of upper and lower side, two neighboring above-mentioned barrel slice structure side is interconnected and fixed
And the through hole being correspondingly arranged by side is connected, reinforcement is equipped between the inwall and outer wall of each above-mentioned barrel slice structure
Structure, and poured on concrete, above-mentioned pylon cylinder inboard wall vertically provided with many external prestressing steel strand wires.
The beneficial effects of the invention are as follows：It is simple in construction, split blade type design is easy to assembling, whole pylon can cast-in-place construction,
It prefabricated can install, short construction period, engineering cost is low, reinforcement component can strengthen barrel slice structure rigidity, be easy to fortune
It is defeated, install and pour, and the arrangement of reinforcement of part concrete can be replaced, the structural strength of whole device is higher, and security performance is preferable.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, above-mentioned pylon cylinder is fillet n-shaped hollow cylinder structure, and N >=4.
It is its good appearance using the beneficial effect of above-mentioned further scheme, beneficial to assembling.
Further, above-mentioned pylon cylinder is by the first barrel slice structure of N number of one-to-one corresponding fillet and N number of 1 a pair
The second barrel slice structure at straight flange is answered to join end to end composition, above-mentioned first barrel slice structure is that cross section is fan annular
Above-mentioned barrel slice structure, above-mentioned second barrel slice structure is the above-mentioned barrel slice structure that cross section is rectangle, N number of above-mentioned
The specification of first barrel slice structure or N number of above-mentioned second barrel slice structure is consistent, each above-mentioned first barrel slice structure
Inwall on vertically provided with many above-mentioned external prestressing steel strand wires.
It is reasonable in design using the beneficial effect of above-mentioned further scheme, splices beneficial to assembling, the technique for reducing assembling
Difficulty, and the stress at fillet is increased significantly, whole pylon structure intensity is higher, and security performance is preferable.
Further, the upper end and lower end of the inwall of each above-mentioned first barrel slice structure are correspondingly provided with the steel strand of ring-type
Line connecting portion, many above-mentioned external prestressing steel strand wires intervals are arranged between corresponding two above-mentioned steel strand wires connecting portions.
It is easy for that external prestressing steel strand wires are installed using the beneficial effect of above-mentioned further scheme.
Further, above-mentioned pylon cylinder is cylindric hollow cylinder structure, and is joined end to end and specification is consistent by multiple
Barrel slice structure is constituted, and the cross section of each above-mentioned barrel slice structure is fan annular, each above-mentioned barrel slice structure
Inwall on vertically provided with many above-mentioned external prestressing steel strand wires.
It is good appearance using the beneficial effect of above-mentioned further scheme, specification is consistent, is assembled beneficial to batch production, shortens
Construction period, reduces assembling difficulty.
Further, the upper end and lower end of the inwall of each above-mentioned barrel slice structure are correspondingly provided with the steel strand wires company of ring-type
Socket part, many above-mentioned external prestressing steel strand wires intervals are arranged between corresponding two above-mentioned steel strand wires connecting portions.
It is easy for that external prestressing steel strand wires are installed using the beneficial effect of above-mentioned further scheme.
Further, above-mentioned steel strand wires connecting portion is recessed by the inwall ecto-entad of corresponding barrel slice structure and formed.
Using the beneficial effect of above-mentioned further scheme it is integrated design so that steel strand wires connecting portion and barrel burst knot
Structural strength is higher between structure, it is possible to provide more stable external carbuncle, security performance is higher.
Further, the junction of two neighboring above-mentioned barrel slice structure is welded and fixed.
It is that welding procedure is simple using the beneficial effect of above-mentioned further scheme, beneficial to quick assembling.
Further, above-mentioned reinforcing rib structure is made up of spaced multilayer reinforcement up and down, and every layer of above-mentioned reinforcement is equal
Continuous waveform is formed by steel plate or bending reinforcement, and welded respectively with the inwall of corresponding above-mentioned barrel slice structure with outer wall
Connect fixation.
It is reasonable in design using the beneficial effect of above-mentioned further scheme, is easy to casting concrete, meanwhile, reinforcement can be made
The reinforcing steel structural member in concrete is replaced, it is ensured that whole pylon coagulation and partial structural strength are higher, so that whole tower
Frame load is preferable, safety and stability.
Further, many intervals and the prestressing with bond steel strand wires being uniformly arranged are embedded with above-mentioned concrete vertically.
It is further to lift whole pylon by prestressing with bond steel strand wires using the beneficial effect of above-mentioned further scheme
Structural strength and load performance.
Brief description of the drawings
Fig. 1 is the structural representation of one embodiment of the thin-wall steel pipe concrete tower of the present invention；
Fig. 2 removes the structural decomposition diagram of external prestressing steel strand wires for pylon cylinder in Fig. 1；
Fig. 3 removes the structural representation of external prestressing steel strand wires for pylon cylinder in Fig. 1；
Fig. 4 is Fig. 1 overlooking the structure diagram；
Fig. 5 is the structural representation of another embodiment of the thin-wall steel pipe concrete tower of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, barrel slice structure, 3, external prestressing steel strand wires, 4, steel strand wires connecting portion, 5, reinforcement, 6, in advance should in vivo
Power steel strand wires, the 11, first barrel slice structure, the 12, second barrel slice structure.
Embodiment
The principle and feature of the present invention are described below in conjunction with accompanying drawing, the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the present invention.
Embodiment：The thin-wall steel pipe concrete tower of the present embodiment includes pylon cylinder, and above-mentioned pylon cylinder is by multiple head
The connected barrel slice structure 1 of tail is constituted, and each above-mentioned barrel slice structure 1 is vertically arranged, and be inner hollow and on
The open cavity body structure in lower end, the two neighboring above-mentioned side of barrel slice structure 1 is interconnected and fixed and set by side correspondence
The through hole connection put, is equipped with reinforcing rib structure, and poured mixed between the inwall and outer wall of each above-mentioned barrel slice structure 1
Vertically provided with many external prestressing steel strand wires 3, casting concrete on solidifying soil (not shown), above-mentioned pylon cylinder inboard wall
When, the concrete in single barrel slice structure 1 passes through the corresponding through hole of side and the coagulation in adjacent barrel slice structure 1
Soil, which is poured, to be integrated so that overall construction intensity is higher.
In work progress, prefabricated and cast-in-place two kinds of construction technologies can be divided into, prefabricated is by whole device assembled completion in advance
It is fixed afterwards in actual installation position, cast-in-place is that the parts for constituting whole device are transported to behind actual installation position
On-site consolidation and casting concrete are carried out, because whole pylon is used uniformly split-type design, therefore, its construction technology is simpler
Single, assembled difficulty is relatively low, is substantially shorter the cycle of whole engineering construction.
In certain embodiments, as shown in Fig. 1,2,4, above-mentioned pylon cylinder is fillet n-shaped hollow cylinder structure, and
N≥4。
Above-mentioned pylon cylinder is straight by the first barrel slice structure 11 and N number of one-to-one corresponding of N number of one-to-one corresponding fillet
The second barrel slice structure 12 at side joins end to end composition, and above-mentioned first barrel slice structure 11 is that cross section is fan annular
Above-mentioned barrel slice structure 1, above-mentioned second barrel slice structure 12 is the above-mentioned barrel slice structure 1 that cross section is rectangle, N number of
The specification of the above-mentioned above-mentioned second barrel slice structure 12 of first barrel slice structure 11 or N number of is consistent, each above-mentioned first barrel
Vertically provided with many above-mentioned external prestressing steel strand wires 3 on the inwall of slice structure 11, the design causes pylon cylinder can root
Different cross sectional shapes are designed according to actual requirement of engineering, such as fillet square hollow cylinder or octagon hollow cylinder,
Meanwhile, the rational deployment of barrel slice structure 1 causes the assembling process difficulty of whole pylon cylinder to reduce, and only needs two kinds of different rule
The barrel slice structure 1 of lattice, in addition, setting external prestressing steel strand wires on the inwall of barrel slice structure 1 at fillet
3, it is ensured that the external carbuncle at fillet is higher, so that overall construction intensity is firmly, security performance is greatly improved.
It is preferred that, the upper end and lower end of the inwall of each above-mentioned first barrel slice structure 11 are correspondingly provided with the steel of ring-type
Twisted wire connecting portion 4, many above-mentioned external prestressing steel strand wires 3 intervals be arranged on corresponding two above-mentioned steel strand wires connecting portions 4 it
Between, by designing steel strand wires connecting portion 4 so that the two ends of external prestressing steel strand wires 3 can be fixed on by nut for steel
On twisted wire connecting portion 4, so that the arrangement beneficial to external prestressing steel strand wires 3 is constructed.
In further embodiments, as shown in figure 5, above-mentioned pylon cylinder is cylindric hollow cylinder structure, and by multiple
Join end to end and barrel slice structure 1 that specification is consistent is constituted, the cross section of each above-mentioned barrel slice structure 1 is fan ring
Vertically provided with many above-mentioned external prestressing steel strand wires 3 on shape, the inwall of each above-mentioned barrel slice structure 1, the design makes
Barrel slice structure 1 uses unified specification, beneficial to the batch production of barrel slice structure 1, difficulty of construction is also significantly
Reduction, manufacturing cost also decreases.
It is preferred that, the upper end and lower end of the inwall of each above-mentioned barrel slice structure 1 are correspondingly provided with the steel strand wires of ring-type
Connecting portion 4, many above-mentioned intervals of external prestressing steel strand wires 3 are arranged between corresponding two above-mentioned steel strand wires connecting portions 4, are led to
Cross design steel strand wires connecting portion 4 so that the two ends of external prestressing steel strand wires 3 can be fixed on by nut for steel strand wires connect
In socket part 4, so that the arrangement beneficial to external prestressing steel strand wires 3 is constructed.
It is preferred that, above-mentioned steel strand wires connecting portion 4 is recessed by the inwall ecto-entad of corresponding barrel slice structure 1 and formed,
It is higher that this allows for structural strength between steel strand wires connecting portion 4 and corresponding barrel slice structure 1, not easy to break to damage, production
During manufacture, it is equipped with each steel strand wires connecting portion 4 multiple reserved correspondingly with above-mentioned external prestressing steel strand wires 3
Hole, the upper and lower side of external prestressing steel strand wires 3 is each passed through the preformed hole corresponded on steel strand wires connecting portion 4 and fixed by nut
Firmly, install relatively simple.
It is preferred that, the junction of two neighboring above-mentioned barrel slice structure 1 is welded and fixed, and welding procedure is simple, and the cycle is short,
Beneficial to the propulsion of construction speed, it can be also connected using other structures, for example：Flange is set respectively in stitching portion and by spiral shell
Bolt is connected.
It is preferred that, above-mentioned reinforcing rib structure is made up of spaced multilayer reinforcement 5 up and down, every layer of above-mentioned reinforcement 5
Form continuous waveform by steel plate or bending reinforcement, and respectively with the inwall of corresponding above-mentioned barrel slice structure 1 with it is outer
Wall is welded and fixed, and when using steel plate bending formation, through hole is provided with each folding surface of steel plate, so as to concrete 3
Can mutually it be poured by through hole integral.
It is preferred that, as shown in figure 3, many intervals and the prestressing with bond being uniformly arranged are embedded with above-mentioned concrete vertically
Steel strand wires 6, the design further improves the load intensity of whole pylon so that pylon general safety performance is higher, and structure is more
It is firm
The steel strand wires connecting portion 7 that the above-mentioned upper end of barrel slice structure 1 or lower end are correspondingly arranged is in high in same level
Degree, it is ensured that overall stability under loading, stabilized structure.
The inwall of above-mentioned barrel slice structure 1 and the thickness of outer wall are 2 to 10mm, thinner thickness, beneficial to construction, and
Cost is saved, in addition, in each barrel slice structure 1, the spacing between the corresponding inwall in optional position and outer wall is all
It is equal.
During practice of construction, if the requirement for height to pylon is higher, the pylon cylinder in the technical program can be existed
Coaxially stack and be connected with each other firmly from bottom to top on vertical direction, it is notable that the external diameter of upper strata pylon cylinder should
Less than or equal to the external diameter of adjacent lower floor's pylon cylinder, to meet the demand of modern pylon construction.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (10)
1. a kind of thin-wall steel pipe concrete tower, it is characterised in that：Including pylon cylinder, the pylon cylinder is by multiple head and the tail phases
Barrel slice structure (1) composition even, each barrel slice structure (1) is vertically arranged, and be inner hollow and on
The open cavity body structure in lower end, two neighboring barrel slice structure (1) side is interconnected and fixed and by side correspondence
The through hole connection of setting, is equipped with reinforcing rib structure, and pour between the inwall and outer wall of each barrel slice structure (1)
Have on concrete, the pylon cylinder inboard wall vertically provided with many external prestressing steel strand wires (3).
2. a kind of thin-wall steel pipe concrete tower according to claim 1, it is characterised in that：The pylon cylinder is fillet
N-shaped hollow cylinder structure, and N >=4.
3. a kind of thin-wall steel pipe concrete tower according to claim 2, it is characterised in that：The pylon cylinder is by N number of
Correspond the first barrel slice structure (11) and N number of the second barrel slice structure corresponded at straight flange at fillet
(12) join end to end composition, and the first barrel slice structure (11) is the barrel slice structure that cross section is fan annular
(1), the second barrel slice structure (12) is the barrel slice structure (1) that cross section is rectangle, N number of described first
The specification of wall slice structure (11) or N number of second barrel slice structure (12) is consistent, each first barrel burst knot
Vertically provided with many external prestressing steel strand wires (3) on the inwall of structure (11).
4. a kind of thin-wall steel pipe concrete tower according to claim 3, it is characterised in that：Each first barrel point
The upper end and lower end of the inwall of chip architecture (11) are correspondingly provided with the steel strand wires connecting portion (4) of ring-type, and many described external in advance should
Power steel strand wires (3) interval is arranged between the corresponding two steel strand wires connecting portions (4).
5. a kind of thin-wall steel pipe concrete tower according to claim 1, it is characterised in that：The pylon cylinder is cylinder
Shape hollow cylinder structure, and joined end to end and barrel slice structure (1) that specification is consistent is constituted, each barrel point by multiple
The cross section of chip architecture (1) is vertically provided with described in many on fan annular, the inwall of each barrel slice structure (1)
External prestressing steel strand wires (3).
6. a kind of thin-wall steel pipe concrete tower according to claim 5, it is characterised in that：Each barrel burst knot
The upper end and lower end of the inwall of structure (1) are correspondingly provided with the steel strand wires connecting portion (4) of ring-type, and many external prestressing steel are twisted
Line (3) interval is arranged between the corresponding two steel strand wires connecting portions (4).
7. a kind of thin-wall steel pipe concrete tower according to claim 4 or 6, it is characterised in that：The steel strand wires connection
Portion (4) is recessed by the inwall ecto-entad of corresponding barrel slice structure (1) and formed.
8. a kind of thin-wall steel pipe concrete tower according to any one of claim 1 to 6, it is characterised in that：It is two neighboring
The junction of the barrel slice structure (1) is welded and fixed.
9. a kind of thin-wall steel pipe concrete tower according to any one of claim 1 to 6, it is characterised in that：It is described to strengthen
Muscle structure is made up of spaced multilayer reinforcement (5) up and down, and every layer of reinforcement (5) is by steel plate or bending reinforcement shape
Into continuous waveform, and respectively, the inwall with the corresponding barrel slice structure (1) is welded and fixed with outer wall.
10. a kind of thin-wall steel pipe concrete tower according to any one of claim 1 to 6, it is characterised in that：The coagulation
Many intervals and the prestressing with bond steel strand wires (6) being uniformly arranged are embedded with soil vertically.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601794.0A CN107254984A (en) | 2017-07-21 | 2017-07-21 | A kind of thin-wall steel pipe concrete tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710601794.0A CN107254984A (en) | 2017-07-21 | 2017-07-21 | A kind of thin-wall steel pipe concrete tower |
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| Publication Number | Publication Date |
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| CN107254984A true CN107254984A (en) | 2017-10-17 |
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ID=60025000
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710601794.0A Pending CN107254984A (en) | 2017-07-21 | 2017-07-21 | A kind of thin-wall steel pipe concrete tower |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201943080U (en) * | 2011-02-24 | 2011-08-24 | 辽宁大金重工股份有限公司 | Six-piece type high-power prestress concrete tower |
| CN201963020U (en) * | 2011-03-11 | 2011-09-07 | 辽宁大金重工股份有限公司 | Prestress sheet-separating type square concrete wind-powered electricity generation tower |
| CN202545137U (en) * | 2012-04-24 | 2012-11-21 | 阜新金胤新能源技术咨询有限公司 | Internally-prestressed planted bar connection type concrete wind power tower |
| CN202545136U (en) * | 2012-04-24 | 2012-11-21 | 阜新金胤新能源技术咨询有限公司 | External-prestressed bonded rebar connecting type concrete wind power tower |
| CN104314776A (en) * | 2014-10-13 | 2015-01-28 | 天津大学前沿技术研究院有限公司 | Assembled prestressed tower drum for offshore and onshore wind turbine generators |
| CN207063665U (en) * | 2017-07-21 | 2018-03-02 | 吕祥云 | A kind of thin-wall steel pipe concrete tower |
-
2017
- 2017-07-21 CN CN201710601794.0A patent/CN107254984A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201943080U (en) * | 2011-02-24 | 2011-08-24 | 辽宁大金重工股份有限公司 | Six-piece type high-power prestress concrete tower |
| CN201963020U (en) * | 2011-03-11 | 2011-09-07 | 辽宁大金重工股份有限公司 | Prestress sheet-separating type square concrete wind-powered electricity generation tower |
| CN202545137U (en) * | 2012-04-24 | 2012-11-21 | 阜新金胤新能源技术咨询有限公司 | Internally-prestressed planted bar connection type concrete wind power tower |
| CN202545136U (en) * | 2012-04-24 | 2012-11-21 | 阜新金胤新能源技术咨询有限公司 | External-prestressed bonded rebar connecting type concrete wind power tower |
| CN104314776A (en) * | 2014-10-13 | 2015-01-28 | 天津大学前沿技术研究院有限公司 | Assembled prestressed tower drum for offshore and onshore wind turbine generators |
| CN207063665U (en) * | 2017-07-21 | 2018-03-02 | 吕祥云 | A kind of thin-wall steel pipe concrete tower |
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Application publication date: 20171017 |
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