CN205638803U - Changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo - Google Patents
Changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo Download PDFInfo
- Publication number
- CN205638803U CN205638803U CN201620333595.7U CN201620333595U CN205638803U CN 205638803 U CN205638803 U CN 205638803U CN 201620333595 U CN201620333595 U CN 201620333595U CN 205638803 U CN205638803 U CN 205638803U
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- concrete
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- annular
- steel
- prestressing
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/728—Onshore wind turbines
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Abstract
The utility model discloses a changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo, including first, two connection steel cylinders, annular shaped support plates, concrete section, a steel tower section of thick bamboo is connected through first flange and the first steel cylinder of being connected, and first connection steel cylinder passes through the second flange and is connected the steel cylinder connection with the second, and second connection steel cylinder passes through annular shaped support plates to be connected with the concrete section, and the concrete section is connected with a concrete tower section of thick bamboo, internal prestressing tendons and external prestressing tendons are taken up in order of priority the anchor on the second flange, and the face bonding has inside annular anchor steel sheet and outside annular anchor steel sheet under the annular shaped support plates, is equipped with the stiffening rib between second flange and the annular shaped support plates, have all put vertical reinforcing plate along the circumference between the annular anchor steel sheet of inside and outside portion. The utility model provides an easy fracture of concrete tower frame and anchor the problem of difficulty is maintained at the outside internal prestressing tendons of a tower section of thick bamboo.
Description
Technical field
This utility model relates to the technical field of blower fan pylon, refers in particular to a kind of connection steel tower tube and prestressing force
The transition section structure of concrete tower.
Background technology
Wind energy is a kind of renewable and clean energy resource, and its storage level is big, is that current world community falls over each other the new of exploitation
One of energy pattern.At present, wind power generating set trends towards high-power, needs enough hub heights
Obtain more wind energy, more and more higher in the tower height being used to support wind power generating set.Meanwhile,
Along with impeller diameter increases, the load that wind load produces is the most increasing so that tower weight is increasing.With
The development of wind generating technology, occur in that concrete-steel combination pylon, i.e. existing steel tower is erected at mixed
Coagulate on soil pylon thus improve wind wheel height.
Prior art uses the stretch-draw anchor directly carrying out presstressed reinforcing steel on the flange contacted with top of concrete
Gu, stretching process easily causes regional area concrete stress and concentrates, cause concrete rupture.
In prior art, the position of prestressing with bond muscle stretch-draw anchor is in the outside of tower, if in advance should in using
Power muscle occurs lax to need pretension or presstressed reinforcing steel to be pulled off to need to change, and attendant needs outside tower
Face carries out operation, brings the biggest inconvenience and personal safety hidden danger to attendant.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, it is provided that a kind of steel tower tube that connects is answered with pre-
The transition section structure of power concrete tower, can effectively solve concrete tower and easily ftracture and be anchored at tower
The problem that prestressing with bond muscle outside Tong is difficult in maintenance.
For achieving the above object, technical scheme provided by the utility model is: a kind of steel tower tube that connects is with pre-
The transition section structure of prestressed concrete tower, including upper and lower two sections of central axes and radius consistent
One connects steel cylinder and second connects steel cylinder, and the first flange, the second flange, annular backup pad, concrete segment；
The end face that described steel tower tube connects steel cylinder by the first flange and first connects, and described first connects steel cylinder passes through
Second flange and second connects steel cylinder and connects, and described second connects steel cylinder by annular backup pad and concrete segment
Connecting, described concrete segment is connected with concrete tower, and described concrete tower is fixed on the concrete on ground
On the basis of；It is taken up in order of priority anchoring to have prestressing with bond muscle and external prestressing steels on described second flange, this body
The anchorage point of interior presstressed reinforcing steel is near the first barrel connecting steel cylinder, the anchorage point of this external prestressing steels
Away from the first barrel connecting steel cylinder；Described annular backup pad connects with the end face of concrete segment, this annular
Fagging is welded under inner annular anchor plate and outer annular anchor plate, this inside and outside annular anchoring steel
The central axis of plate and above-mentioned first, second central axes being connected steel cylinder, wherein inner annular anchoring
The radius of steel plate is consistent with the inner side annulus radius of annular backup pad, the radius of outer annular anchor plate and ring
The outside annulus radius of shape gripper shoe is consistent, described annular backup pad circumferentially offers multiple concrete and fills
Slurry hole, by concrete grouting hole fill concrete between two annular anchor plates；Described second flange with
Being provided with the ribs of interlaced arrangement between annular backup pad, the second flange is separated by ribs with concrete segment；
Circumferentially it is evenly arranged with between described inner annular anchor plate and outer annular anchor plate and multiple vertically adds
Strong plate, the end face of vertical reinforcing plate is connected with annular backup pad, its side and respective inner annular anchor
Gu steel plate or outer annular anchor plate connect；It is equipped with the most individual on described second flange and annular backup pad
Interior prestressed pore passage and external prestressing duct, described prestressing with bond muscle passes the second flange and annular brace
During on plate, corresponding prestressing with bond duct enters concrete segment, and down through this concrete segment and concrete
Tower is connected in concrete foundation；Described external prestressing steels is through phase on the second flange and annular backup pad
The external prestressing duct answered, passes from concrete segment and is connected in concrete foundation.
The bottom surface of described annular backup pad is provided with the anchor bar extending downwardly in concrete segment, and described anchoring
Reinforcing bar and concrete segment are an entirety admittedly.
On the plate face that described inner annular anchor plate is relative with outer annular anchor plate each even equipped with steel anchor
Bolt.
It is formed with taper seat between internal face and the internal face of concrete segment of described inner annular anchor plate.
Be provided with prestressing with bond in described concrete segment and wear muscle hole and external prestressing wears muscle hole, this internal pre-should
Power is provided with internal muscle built-in steel sleeve in wearing muscle hole, this external prestressing is provided with external tendon with pre-in wearing muscle hole
Bury steel bushing.
This utility model compared with prior art, has the advantage that and beneficial effect:
This utility model is multiple by arranging between concrete segment end face and the second flange of anchoring prestress muscle
Presstressed reinforcing steel is anchored face and separates with top of concrete by the ribs being evenly distributed, and optimizing stress is distributed and should
Power bang path, reduces stress and concentrates the tension of prestressed tendon caused to anchor the destruction causing concrete；With
Time, internal and external prestressing steels are arranged at inside tower, consequently facilitating presstressed reinforcing steel is carried out by the later stage
Safeguard, reduce O&M cost.
Accompanying drawing explanation
Fig. 1 is transition section structure schematic diagram.
Fig. 2 is that changeover portion assembles schematic diagram.
Fig. 3 is the assembling schematic diagram after changeover portion cast concrete.
Fig. 4 is the A-A sectional view of Fig. 3.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is described in further detail.
As shown in Figures 1 to 4, the connection steel tower tube described in the present embodiment and the mistake of prestressed concrete tower cylinder
Cross segment structure, including the first connection steel cylinder 3 and second that upper and lower two sections of central axes and radius are consistent
Connect steel cylinder 12, and first flange the 2, second flange 4, annular backup pad 8, prestressing with bond muscle 14, body
External prestressed muscle 13, concrete segment 15；Described steel tower tube 1 is connected steel cylinder 3 by the first flange 2 with first
End face connect, described first connects steel cylinder 3 is connected steel cylinder 12 by the second flange 4 with second and connects, institute
State the second connection steel cylinder 12 to be connected with concrete segment 15 by annular backup pad 8, described concrete segment 15 and
Concrete tower 26 connects, and described concrete tower 26 is fixed in the concrete foundation on ground；Described body
Interior presstressed reinforcing steel 14 and external prestressing steels 13 are taken up in order of priority and are anchored on the second flange 4, this internal pre-should
The anchorage point of power muscle 14 is near the first barrel connecting steel cylinder 3, the anchoring position of this external prestressing steels 13
Put away from the first barrel connecting steel cylinder 3；Described annular backup pad 8 connects with the end face of concrete segment 15,
This annular backup pad 8 is welded under inner annular anchor plate 16 and outer annular anchor plate 17, this is interior,
The central axis of outer ring anchor plate 16,17 and above-mentioned first, second central shaft being connected steel cylinder 3,12
Line overlaps, and wherein the radius of inner annular anchor plate 16 is consistent with the inner side annulus radius of annular backup pad 8,
The radius of outer annular anchor plate 17 is consistent with the outside annulus radius of annular backup pad 8, and described annular is propped up
Multiple concrete grouting hole 5 is circumferentially offered, by concrete grouting hole 5 to two annular anchors on fagging 8
Gu fill concrete between steel plate；It is provided with adding of interlaced arrangement between described second flange 4 and annular backup pad 8
Strong rib 7 improves the rigidity of the second flange 4, and meanwhile, ribs 7 is by the second flange 4 of anchoring prestress muscle
Separating with concrete segment 15, stress when can reduce stretch-draw anchor is concentrated；Described inner annular anchor plate
Some vertical reinforcing plates 20 circumferentially it are evenly arranged with between 16 and outer annular anchor plate 17, all perpendicular
All being connected with annular backup pad 8 to the end face of reinforcing plate 20, the side of the vertical reinforcing plate 20 of a part is with interior
Portion's annular anchor plate 16 connects, the side of the vertical reinforcing plate of another part 20 and outer annular anchor plate
17 connect；Second flange 4 is provided with multiple prestressing with bond duct 18 and external prestressing duct 19, with
Time, annular backup pad 8 be provided with multiple with the second flange 4 on prestressing with bond duct 18 and external pre-should
Prestressing with bond duct 6 one to one, power duct 19 and external prestressing duct 27, described prestressing with bond
Muscle 14 enters concrete through prestressing with bond duct 18 corresponding on the second flange 4 and annular backup pad 8
In section 15, and down it is connected in concrete foundation through this concrete segment 15 and concrete tower 26；Institute
State external prestressing steels 13 and pass corresponding external prestressing duct 19 on the second flange 4 and annular backup pad 8,
Pass from concrete segment 15 and be connected in concrete foundation.
The bottom surface of annular backup pad 8 is provided with the anchor bar 11 extended downwardly in concrete segment 15, and described anchor
Gu reinforcing bar 11 and concrete segment 15 are an entirety admittedly, the globality of changeover portion can be improved, can support simultaneously
Bending resistance square and shearing force.
On the plate face that inner annular anchor plate 16 is relative with outer annular anchor plate 17 each even equipped with steel anchor
Bolt 9, improves the integral rigidity of changeover portion, improves the stress distribution of Path of Force Transfer and concrete, it is to avoid stress
The even stress of skewness is concentrated.
It is formed between internal face 21 and the internal face 23 of concrete segment 15 of inner annular anchor plate 16
Taper seat 22, can avoid stress to concentrate.
It is provided with prestressing with bond in described concrete segment 15 and wears muscle hole 28 and external prestressing wears muscle hole 29, should
Prestressing with bond is provided with internal muscle built-in steel sleeve 24 in wearing muscle hole 28, this external prestressing wears muscle hole 29
Inside it is provided with external tendon built-in steel sleeve 25.
In sum, this utility model is by being arranged on inside tower by presstressed reinforcing steel anchorage point, it is simple to after
Prestressing with bond muscle is safeguarded by the phase, reduces maintenance cost；Tension of prestressed tendon anchorage point is away from coagulation
Soil end face, centre is connected by ribs, uses this structure so that the power that upper steel tower produces is led to
Cross connection steel cylinder and flange is delivered to prestressed component, improve stress distribution, reduce prestressed component and open
Draw stress during anchoring to concentrate the problem causing concrete local stress excessive, it also avoid stretch-draw anchor and cause
Rupturing of concrete, is worthy to be popularized.
Embodiment described above is only the preferred embodiment of this utility model, not limits this utility model with this
Practical range, therefore the change that all shapes according to this utility model, principle are made, all should contain in this practicality
In novel protection domain.
Claims (5)
1. the transition section structure connecting steel tower tube and prestressed concrete tower cylinder, it is characterised in that: include
Upper and lower two sections of central axes and consistent the first connection steel cylinder and second of radius connect steel cylinder, and first
Flange, the second flange, annular backup pad, concrete segment；Described steel tower tube is by the first flange and first even
The end face connecing steel cylinder connects, and described first connects steel cylinder connects steel cylinder connection, institute by the second flange and second
State the second connection steel cylinder to be connected with concrete segment by annular backup pad, described concrete segment and concrete tower
Connecting, described concrete tower is fixed in the concrete foundation on ground；It is taken up in order of priority on described second flange
Anchoring has prestressing with bond muscle and external prestressing steels, and the anchorage point of this prestressing with bond muscle is near first even
Connecing the barrel of steel cylinder, the anchorage point of this external prestressing steels is away from the first barrel connecting steel cylinder；Described ring
Shape gripper shoe connects with the end face of concrete segment, and this annular backup pad is welded under inner annular anchor plate
With outer annular anchor plate, the central axis of this inside and outside annular anchor plate is with above-mentioned first, second even
Connect the central axes of steel cylinder, the wherein radius of inner annular anchor plate and the interior side ring of annular backup pad
Radius surface is consistent, and the radius of outer annular anchor plate is consistent with the outside annulus radius of annular backup pad, institute
State and on annular backup pad, circumferentially offer multiple concrete grouting hole, by concrete grouting hole to two rings
Fill concrete between shape anchor plate；It is provided with adding of interlaced arrangement between described second flange and annular backup pad
Strong rib, the second flange is separated by ribs with concrete segment；Described inner annular anchor plate and outer annular
Multiple vertical reinforcing plate, the end face of vertical reinforcing plate and annular circumferentially it is evenly arranged with between anchor plate
Fagging connects, and its side is connected with respective inner annular anchor plate or outer annular anchor plate；
Multiple prestressing with bond duct and external prestressing duct it is equipped with on described second flange and annular backup pad,
Described prestressing with bond muscle enters mixed through prestressing with bond duct corresponding on the second flange and annular backup pad
In solidifying soil section, and down it is connected in concrete foundation through this concrete segment and concrete tower；Described body
External prestressed muscle is through external prestressing duct corresponding on the second flange and annular backup pad, from concrete segment
In pass and be connected in concrete foundation.
A kind of changeover portion knot connecting steel tower tube and prestressed concrete tower cylinder the most according to claim 1
Structure, it is characterised in that: the bottom surface of described annular backup pad is provided with the anchor bar extending downwardly in concrete segment,
And described anchor bar and concrete segment are one overall admittedly.
A kind of changeover portion knot connecting steel tower tube and prestressed concrete tower cylinder the most according to claim 1
Structure, it is characterised in that: each on the plate face that described inner annular anchor plate is relative with outer annular anchor plate
Even equipped with steel crab-bolt.
A kind of changeover portion knot connecting steel tower tube and prestressed concrete tower cylinder the most according to claim 1
Structure, it is characterised in that: shape between internal face and the internal face of concrete segment of described inner annular anchor plate
Become to have taper seat.
A kind of changeover portion knot connecting steel tower tube and prestressed concrete tower cylinder the most according to claim 1
Structure, it is characterised in that: it is provided with prestressing with bond in described concrete segment and wears muscle hole and external prestressing wears muscle hole,
This prestressing with bond is provided with internal muscle built-in steel sleeve in wearing muscle hole, this external prestressing is provided with in wearing muscle hole
External tendon built-in steel sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620333595.7U CN205638803U (en) | 2016-04-20 | 2016-04-20 | Changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620333595.7U CN205638803U (en) | 2016-04-20 | 2016-04-20 | Changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205638803U true CN205638803U (en) | 2016-10-12 |
Family
ID=57062777
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620333595.7U Withdrawn - After Issue CN205638803U (en) | 2016-04-20 | 2016-04-20 | Changeover portion structure of connecting a steel tower section of thick bamboo and a prestressed concrete tower section of thick bamboo |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205638803U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909477A (en) * | 2016-04-20 | 2016-08-31 | 广东明阳风电产业集团有限公司 | Transition section structure connecting steel tower drum with prestressed concrete tower drum |
| CN108223294A (en) * | 2018-01-31 | 2018-06-29 | 浙江运达风电股份有限公司 | Muscle and anchor bolt levelling device are worn with prestressing force in a kind of concrete tower high-altitude |
| CN116906273A (en) * | 2023-07-24 | 2023-10-20 | 湖南大学 | Concrete-steel mixing tower section of thick bamboo changeover portion connecting device |
| CN108223294B (en) * | 2018-01-31 | 2024-06-11 | 运达能源科技集团股份有限公司 | Application method of prestress penetrating rib and anchor bolt leveling device for high altitude of concrete tower drum |
-
2016
- 2016-04-20 CN CN201620333595.7U patent/CN205638803U/en not_active Withdrawn - After Issue
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105909477A (en) * | 2016-04-20 | 2016-08-31 | 广东明阳风电产业集团有限公司 | Transition section structure connecting steel tower drum with prestressed concrete tower drum |
| CN105909477B (en) * | 2016-04-20 | 2018-08-14 | 明阳智慧能源集团股份公司 | A kind of transition section structure of connection steel tower tube and prestressed concrete tower cylinder |
| CN108223294A (en) * | 2018-01-31 | 2018-06-29 | 浙江运达风电股份有限公司 | Muscle and anchor bolt levelling device are worn with prestressing force in a kind of concrete tower high-altitude |
| CN108223294B (en) * | 2018-01-31 | 2024-06-11 | 运达能源科技集团股份有限公司 | Application method of prestress penetrating rib and anchor bolt leveling device for high altitude of concrete tower drum |
| CN116906273A (en) * | 2023-07-24 | 2023-10-20 | 湖南大学 | Concrete-steel mixing tower section of thick bamboo changeover portion connecting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee after: Ming Yang wisdom Energy Group AG Address before: 528437 Guangdong torch hi tech Industrial Development Zone, Torch Road, No. 22, Ming Yang Industrial Park, Zhongshan Patentee before: Guangdong Mingyang Wind Power Group Co., Ltd. |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20161012 Effective date of abandoning: 20180814 |