CN209293058U - A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt - Google Patents
A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt Download PDFInfo
- Publication number
- CN209293058U CN209293058U CN201821976271.0U CN201821976271U CN209293058U CN 209293058 U CN209293058 U CN 209293058U CN 201821976271 U CN201821976271 U CN 201821976271U CN 209293058 U CN209293058 U CN 209293058U
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- Prior art keywords
- anchor bolt
- anchor
- steel
- anchor slab
- steel pipe
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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
- Y02E10/727—Offshore wind turbines
Abstract
The utility model discloses a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolts, it includes upper anchor slab pulling force end, lower anchor slab fixing end and anchor bolt main body；The anchor bolt main body shares multiple groups, and circumferentially array is uniformly distributed and is connected between anchor slab pulling force end and lower anchor slab fixing end using identical structure；The lower anchor slab fixing end is cast in fist stage concrete bottom；Second stage concrete is poured at the top of fist stage concrete, the upper anchor slab pulling force end is supported on the top of second stage concrete.With solve above-mentioned apparatus during construction and O&M use, since prestressed bolt ontology reinforcing bar axially loaded generates tensioning effect, distance increases between upper and lower anchor slab, so that there is gap between sealing nut and upper and lower anchor slab, it cannot keep sealing state, corrosion-inhibiting coating at gap is caused to be directly exposed in concrete layer, so that coating is easily destroyed, thus the problem of losing its anti-corrosion ability.
Description
Technical field
The utility model relates to Wind turbine field of engineering technology, specially a kind of Oversea wind unit installation anchor bolt cage is used
Seal anchor bolt.
Background technique
Wind-driven generator is to convert wind energy into mechanical work, and mechanical work drives rotor rotation, the electric power of final output electric current
Equipment.The blower fan tower barrel of wind-driven generator is generally required and is mounted on anchor slab bolt assembly when setting up.The combination of anchor slab anchor bolt
Part is placed in concrete bearing platform, and after concreting, anchor slab bolt assembly and concrete form one, to protect
It is secured to demonstrate,prove wind-driven generator integral installation.
Anchor bolt is used in anchor slab bolt assembly, in the prior art in order to carry out anti-corrosion to anchor bolt, usually existed at present
Dacroment is plated on the outside of anchor bolt, either the outside of anchor bolt is zinc-plated or zincizing, but in the construction process, if rain or
There is seeping phenomenon during person's use, rain water and air can be in the gap between sleeve pipe and anchor bolt, and cannot exclude, right
The corrosion of anchor bolt threatens, and coating is easily destroyed under action of pulling stress, to lose its anti-corrosion ability.
For this purpose, those skilled in the technology concerned improve this, such as Chinese Patent Application No. is
" a kind of anchor slab bolt assembly comprising upper anchor slab, lower anchor slab and multiple anchor bolts that CN201420151975.X is proposed；It is described
Anchor bolt includes anchor bolt ontology, and the anchor bolt ontology includes interlude and the thread segment positioned at the two sides up and down of interlude, described
It is cased with sheath on interlude, anti-corrosion oil layer is equipped between the sheath and the interlude, in the upper of the anchor bolt ontology
Sealing nut and fastening nut are equipped on the thread segment of lower two sides, the sealing nut seals the anti-corrosion oil layer；It is described
Upper anchor slab is located between multiple fastening nuts of upside and multiple sealing nuts of upside, under the lower anchor slab is located at
Between multiple fastening nuts of side and multiple sealing nuts of downside.The utility model further correspondingly provides a kind of anchor
Bolt.", although the utility model, which can satisfy, carries out anti-corrosion protection to anchor bolt by anti-corrosion grease, sealing nut is by anti-corrosion grease
The characteristics of being isolated with ambient enviroment, extending the service life of anti-corrosion grease, improve corrosion-resistant reliability, but in this application file
Technical solution still have deficiency, if the device is after construction during use, since anchor bolt ontology reinforcing bar axially loaded produces
Raw tensioning acts on, and distance increases between upper and lower anchor slab, so that there is gap between sealing nut and upper and lower anchor slab, it can not
Sealing state is kept, causes corrosion-inhibiting coating at gap to be directly exposed in concrete layer, so that coating is easily destroyed, to lose
Its anti-corrosion ability.
Based on this, the utility model devises a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt, on solving
State problem.
Utility model content
The purpose of this utility model is to provide a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolts, on solving
State device during construction and O&M use, due to prestressed bolt ontology reinforcing bar axially loaded generate tensioning effect, above and below
Distance increases between anchor slab, so that there is gap between sealing nut and upper and lower anchor slab, cannot keep sealing state, leads
Corrosion-inhibiting coating at gap is caused to be directly exposed in concrete layer, so that coating is easily destroyed, to lose asking for its anti-corrosion ability
Topic.
The utility model proposes following technical schemes: a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt, it is wrapped
Include anchor slab pulling force end, lower anchor slab fixing end and anchor bolt main body；The anchor bolt main body shares multiple groups, and using identical structure in circle
All arrays, which are uniformly distributed, to be connected between anchor slab pulling force end and lower anchor slab fixing end；The lower anchor slab fixing end is cast in a phase
Concrete base；Second stage concrete is poured at the top of fist stage concrete, the upper anchor slab pulling force end is supported on second stage concrete
Top.
The anchor bolt main body include deformed bar, thermal contraction casing tube, round end anchor nut, fixation steel plate, steel connecting tube,
Close cushion rubber, steel pipe, steel cap assembly, nylon ring pipe sleeve, nylon ring, closing steel plate, expanding layer, anti-corrosive mixture layer and set
Pipe；The thermal contraction casing tube fitting sle is set to the outer wall of deformed bar, and the round end anchor nut is set to thermal contraction casing tube
Upper and lower ends, the steel cap assembly is sealed at the outside of top round end anchor nut, and the steel pipe spacer sleeve is set to heat
The outside of shrink sleeve, steel connecting tube is provided with outside one end of the steel pipe, and the other end of the steel pipe passes through nylon endless tube
The outer wall of set and thermal contraction casing tube is tightly connected, and junction is provided with closing steel plate and anti-corrosive mixture layer, the steel pipe
Close cushion rubber is provided between steel connecting tube, the nylon ring is set between steel pipe and thermal contraction casing tube, and the steel connects
It is tightly connected between the bottom end and fixation steel plate of adapter tube by metal-to-metal adhesive, is provided with casing, the expansion on the outside of the steel pipe
Layer is filled between steel pipe and casing.
The steel cap assembly includes stainless steel cap, big cushion rubber, small cushion rubber and the slim nut of upper and lower overlapping setting, it is described not
Rust steel cap is fixedly installed on the periphery of round end anchor nut by slim nut, and the bottom of stainless steel cap is arranged in the big cushion rubber
The central hole location of stainless steel cap is arranged in end face, the small cushion rubber.
The expanding layer uses polyurethane expanded foam.
The anti-corrosive mixture layer uses Grease grease.
The utility model has the advantages that:
In the utility model, it is provided on the outside of thermal contraction casing tube for protecting thermal contraction casing tube and internal prestressing force
The steel pipe of reinforcing bar, compared to sheath both ends in technology are limited to, using the mounting means of sealing bolt, the utility model, which uses, to be fixed
Steel connecting tube is connected with by metal-to-metal adhesive on steel plate, steel connecting tube and the establishing of steel pipe inner-outer sleeve are closed, and steel connecting tube and steel pipe it
Between be provided with close cushion rubber, it is ensured that isolation sealing completely inside and outside steel connecting tube and steel pipe, when deformed bar it is axial by
Power is drawn high, even if steel connecting tube and steel pipe are axially generating a small amount of dislocation, is not still influenced sealing relationship between the two, is played
The effect being fully sealed；
In addition, expanding layer is provided between steel pipe and casing, between filling between steel pipe and casing after foaming by expanding layer
Gap further plays the role of isolated protection to steel pipe, and then can prevent internal deformed bar, corrosion-inhibiting coating and heat shrinking sleeve
Pipe is contacted with fog with high salt, vapour and is corroded, and is conducive to extend service using life.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
FIG. 1 is a schematic structural view of the utility model.
Fig. 2 is the portion the A structure enlarged view in Fig. 1.
Fig. 3 is the portion the B structure enlarged view in Fig. 1.
Fig. 4 is the portion the C structure enlarged view in Fig. 3.
In figure: upper anchor slab pulling force end 100, lower anchor slab fixing end 200, anchor bolt main body 300, deformed bar 1-1 are heat-shrinked
Casing 1-2, round end anchor nut 2, fixation steel plate 3-1, steel connecting tube 3-2, close cushion rubber 3-3, steel pipe 4, steel cap assembly are stainless
Steel cap 5-1, big cushion rubber 5-2, small cushion rubber 5-3, slim nut 5-4, nylon ring pipe sleeve 6, nylon ring 7 close steel plate 8, expansion
Layer 9, anti-corrosive mixture layer 10, casing 11.
Specific embodiment
The embodiments of the present invention is described further with reference to the accompanying drawing.
Embodiment 1:
Picture 1-4, a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt, it include upper anchor slab pulling force end 100, under
Anchor slab fixing end 200 and anchor bolt main body 300；The anchor bolt main body 300 shares multiple groups, and circumferentially array is equal using identical structure
Even distribution is connected between anchor slab pulling force end 100 and lower anchor slab fixing end 200；The lower anchor slab fixing end 200 is cast in one
Phase concrete base；Second stage concrete is poured at the top of fist stage concrete, it is mixed that the upper anchor slab pulling force end 100 is supported on the second phase
Coagulate the top of soil.The anchor bolt main body 300 includes deformed bar 1-1, thermal contraction casing tube 1-2, round end anchor nut 2, fixes
Steel plate 3-1, steel connecting tube 3-2, close cushion rubber 3-3, steel pipe 4, steel cap assembly, nylon ring pipe sleeve 6, nylon ring 7, closing steel plate
8, expanding layer 9, anti-corrosive mixture layer 10 and casing 11；The thermal contraction casing tube 1-2 fitting sle is set on deformed bar 1-1's
Outer wall, the round end anchor nut 2 are set to the upper and lower ends of thermal contraction casing tube 1-2, and the steel cap assembly is sealed at top
The outside of round end anchor nut 2 is held, 4 spacer sleeve of steel pipe is set to the outside of thermal contraction casing tube 1-2, one end of the steel pipe 4
Outside is provided with steel connecting tube 3-2, and the other end of the steel pipe 4 is close by nylon ring pipe sleeve 6 and the outer wall of thermal contraction casing tube 1-2
Envelope connection, and junction is provided with closing steel plate 8 and anti-corrosive mixture layer 10, sets between the steel pipe 4 and steel connecting tube 3-2
It is equipped with close cushion rubber 3-3, the nylon ring 7 is set between steel pipe 4 and thermal contraction casing tube 1-2, the steel connecting tube 3-2's
It is tightly connected between bottom end and fixation steel plate 3-1 by metal-to-metal adhesive, the outside of the steel pipe 4 is provided with casing 11, the expansion
Layer 9 is filled between steel pipe 4 and casing 11.The peace of Oversea wind unit is used for by using the sealing anchor bolt of above structure
Dress, very well solve above-mentioned apparatus during construction and O&M use, due to prestressed bolt ontology reinforcing bar axially loaded generate
Tensioning acts on, and distance increases between upper and lower anchor slab, so that occurring gap, Wu Fabao between sealing nut and upper and lower anchor slab
Sealing state is held, corrosion-inhibiting coating at gap is caused to be directly exposed in concrete layer, so that coating is easily destroyed, to lose it
The problem of anti-corrosion ability.
Further, the steel cap assembly includes stainless steel cap 5-1, the big cushion rubber 5-2, small cushion rubber 5- of upper and lower overlapping setting
3 and slim nut 5-4, the stainless steel cap 5-1 are fixedly installed on the periphery of round end anchor nut 2, institute by slim nut 5-4
The bottom end face that stainless steel cap 5-1 is arranged in big cushion rubber 5-2 is stated, the centre bore of stainless steel cap 5-1 is arranged in the small cushion rubber 5-3
Position.By using the steel cap assembly 5 of above structure good protective action can be played to round end anchor nut 2.
Further, the expanding layer 9 uses polyurethane expanded foam.It is filled out after foaming by using polyurethane expanded foam
Gap between steel pipe 4 and casing 11 is filled, further plays the role of isolated protection to steel pipe 4.
Further, the anti-corrosive mixture layer 10 uses Grease grease.By using anti-corrosive mixture layer 10
Play good anti-corrosion purpose, so the anchor pole for being can be avoided fog with high salt, vapour contact and be corroded, be conducive to extend dress
Set service life.
Embodiment 2:
Using the installation anchor bolt cage construction method of sealing anchor bolt of Oversea wind unit described in any one, it includes following
Step:
Nylon ring 7: being fixed on thermal contraction casing tube 1-2 by Step1 with PE adhesive tape, by 4 pusher of steel pipe to fixing end heat
The edge of shrink sleeve 1-2 is combined with nylon ring 7, is sealed, and 8 sets of steel plate will be closed on steel pipe 4, by nylon ring pipe sleeve 6
It covers on the thermal contraction casing tube 1-2 and steel pipe 4 at pulling force end, is arranged casing 11 in the outer wall of steel pipe 4；
Step2: components above is penetrated into lower anchor slab fixing end 200 from upper anchor slab pulling force end 100, in deformed bar 1-1
Fixing end installation steel connecting tube 3-2, fixation steel plate 3-1, close cushion rubber 3-3 and round end anchor nut 2；
Step3: assembling flange is installed on anchor slab pulling force end 100, from lower anchor slab fixing end 200 by prestress steel
Muscle 1-1 is pushed back, and reinforcing bar is penetrated the hole on assembling flange, screws round end anchor nut 2 at upper anchor slab pulling force end 100；
Step4: round end anchor nut 2 is screwed in lower anchor slab fixing end 200, deformed bar 1-1 is made to be in correct position
It sets, the round end anchor nut 2 at both ends is screwed with spanner；
Step5: at least three days after grouting, applying initial pretightening force with torque spanner and tense all deformed bar 1-1,
Apply final pretightning force with deformed bar tensioner and tensioning is carried out to deformed bar 1-1；
Step6: it is connected by the groove of round end anchor nut 2 to blower mounting flange hole and steel with grouting lance or grouting pump
Anti-corrosive mixture layer 10 is injected in pipe 3-2, and steel cap assembly is mounted on the round end anchor nut 2 of stretching end, is stretched extra
Deformed bar 1-1 threaded portion out coats a thin layer of anti-corrosive mixture layer 10；
Step7: injection expanding layer 9 to inner of steel pipe 4, assembling flange and closing steel plate 8 intersect corresponding site with
And the inner cavity of casing 11.
Through the above description, those skilled in the art completely can be without departing from this item utility model technical idea
In the range of, it carries out various changes and amendments and is within the protection scope of the utility model.The utility model is not use up
Matters belong to the common knowledge of those skilled in the art.
Claims (5)
1. a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt, it is characterised in that: it includes upper anchor slab pulling force end
(100), lower anchor slab fixing end (200) and anchor bolt main body (300)；The anchor bolt main body (300) shares multiple groups, and uses identical knot
Circumferentially array is uniformly distributed and is connected between anchor slab pulling force end (100) and lower anchor slab fixing end (200) structure；The lower anchor slab
Fixing end (200) is cast in fist stage concrete bottom；Second stage concrete is poured at the top of fist stage concrete, the upper anchor slab is drawn
Power end (100) is supported on the top of second stage concrete.
2. a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt according to claim 1, it is characterised in that: described
Anchor bolt main body (300) includes deformed bar (1-1), thermal contraction casing tube (1-2), round end anchor nut (2), fixation steel plate (3-
1), steel connecting tube (3-2), close cushion rubber (3-3), steel pipe (4), steel cap assembly, nylon ring pipe sleeve (6), nylon ring (7), envelope
Close steel plate (8), expanding layer (9), anti-corrosive mixture layer (10) and casing (11)；Thermal contraction casing tube (1-2) fitting is arranged
In the outer wall of deformed bar (1-1), the round end anchor nut (2) is set to the upper and lower ends of thermal contraction casing tube (1-2), institute
The outside that steel cap assembly is sealed at top round end anchor nut (2) is stated, steel pipe (4) spacer sleeve is set to thermal contraction casing tube
The outside of (1-2) is provided with steel connecting tube (3-2) outside one end of the steel pipe (4), and the other end of the steel pipe (4) passes through
The outer wall of nylon ring pipe sleeve (6) and thermal contraction casing tube (1-2) are tightly connected, and junction is provided with closing steel plate (8) and anti-corrosion
It loses mixture layer (10), is provided with close cushion rubber (3-3) between the steel pipe (4) and steel connecting tube (3-2), the nylon ring
(7) it is set between steel pipe (4) and thermal contraction casing tube (1-2), the bottom end of the steel connecting tube (3-2) and fixation steel plate (3-1)
Between be tightly connected by metal-to-metal adhesive, be provided with casing (11) on the outside of the steel pipe (4), the expanding layer (9) is filled with
Between steel pipe (4) and casing (11).
3. a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt according to claim 2, it is characterised in that: described
Steel cap assembly includes stainless steel cap (5-1), big cushion rubber (5-2), small cushion rubber (5-3) and the slim nut (5- of upper and lower overlapping setting
4), the stainless steel cap (5-1) is fixedly installed on the periphery of round end anchor nut (2), the big glue by slim nut (5-4)
(5-2) setting is enclosed in the bottom end face of stainless steel cap (5-1), the small cushion rubber (5-3) is arranged at the center of stainless steel cap (5-1)
Hole site.
4. a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt according to claim 2, it is characterised in that: described
Expanding layer (9) uses polyurethane expanded foam.
5. a kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt according to claim 2, it is characterised in that: described
Anti-corrosive mixture layer (10) uses Grease grease.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976271.0U CN209293058U (en) | 2018-11-28 | 2018-11-28 | A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt |
| JP2019003814U JP3224465U (en) | 2018-11-28 | 2019-10-08 | Sealed anchor bolt for anchor bolt cage set of offshore wind assembly unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821976271.0U CN209293058U (en) | 2018-11-28 | 2018-11-28 | A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209293058U true CN209293058U (en) | 2019-08-23 |
Family
ID=67656302
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821976271.0U Active CN209293058U (en) | 2018-11-28 | 2018-11-28 | A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP3224465U (en) |
| CN (1) | CN209293058U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372007A (en) * | 2018-11-28 | 2019-02-22 | 长江三峡集团福建能源投资有限公司 | A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt and its construction method |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113722950B (en) * | 2021-08-12 | 2024-04-02 | 许昌许继风电科技有限公司 | Fatigue strength checking method for T-shaped flange anchor bolts of wind turbine |
| CN114274529B (en) * | 2021-12-08 | 2024-05-03 | 浙江龙创管业有限公司 | Reinforced concrete flexible bell and spigot pipe installation equipment |
| CN114412056B (en) * | 2021-12-29 | 2023-06-30 | 南通航宇结构件有限公司 | Fiber concrete segment with good corrosion resistance |
| CN114543548B (en) * | 2022-03-31 | 2022-07-19 | 杭州国能汽轮工程有限公司 | Be applied to high water pressure seawater condenser hydroecium structure |
| CN116044881B (en) * | 2023-03-30 | 2023-06-02 | 河北邦德威电力器材股份有限公司 | Anticorrosive wind-powered electricity generation crab-bolt and production assembly quality thereof |
-
2018
- 2018-11-28 CN CN201821976271.0U patent/CN209293058U/en active Active
-
2019
- 2019-10-08 JP JP2019003814U patent/JP3224465U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372007A (en) * | 2018-11-28 | 2019-02-22 | 长江三峡集团福建能源投资有限公司 | A kind of Oversea wind unit installation anchor bolt cage sealing anchor bolt and its construction method |
| CN109372007B (en) * | 2018-11-28 | 2023-11-07 | 长江三峡集团福建能源投资有限公司 | Sealing anchor bolt for installing anchor bolt cage of offshore wind turbine and construction method of sealing anchor bolt |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3224465U (en) | 2019-12-19 |
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