CN206015707U - A kind of prestressed bolt blower foundation bracing means - Google Patents
A kind of prestressed bolt blower foundation bracing means Download PDFInfo
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- CN206015707U CN206015707U CN201620982876.5U CN201620982876U CN206015707U CN 206015707 U CN206015707 U CN 206015707U CN 201620982876 U CN201620982876 U CN 201620982876U CN 206015707 U CN206015707 U CN 206015707U
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- blower foundation
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Abstract
This utility model provides a kind of prestressed bolt blower foundation bracing means, including former blower foundation, many geological diagnostics anchor poles, many anchoring pieces and pylons, base concrete structure of the described former blower foundation for entity, it is basement rock below former blower foundation, multiple anchor holes are provided with former blower foundation, described anchor hole is entered in basement rock through former blower foundation, also has layer blinding concrete between the basement rock and former blower foundation, described pylon lower end is positioned at former blower foundation, the bottom of described many geological diagnostics anchor poles is fixed in former blower foundation, described pylon bottom is respectively arranged with up and down and reinforces apical ring and reinforce base ring, on described reinforcing apical ring and reinforcing base ring, be provided with multiple anchor holes, described multiple anchoring pieces are fixed .This device can effectively ensure that whole blower foundation can also be used in the case of blower foundation failure.This apparatus structure is simple simultaneously through corresponding anchor hole with corresponding anchor hole, easy to operate, low cost, efficiency high.
Description
Technical field
This utility model belongs to wind power engineering field, and more particularly to a kind of prestressed bolt blower foundation reinforces dress
Put.
Background technology
The nervous sternness with amblent air temperature problem of global energy, promotes various countries' pay attention to day by day to wind energy, solar energy, biology
The development and utilization of the regenerative resources such as mass-energy.Wind-power electricity generation research starting is early, technology maturation, it has also become renewable energy utilization
Important channel, especially recent years installed capacity of wind-driven power obtain rapid growth.China's wind energy contains abundant, and wherein land is high
2.53 hundred million kilowatts of wind energy content at degree 10m, can double at 50m；7.5 hundred million kilowatts at the height 10m of coastal waters, about 1,500,000,000 at 50m
Kilowatt.By the end of the year 2015,1.45 hundred million kilowatts of the accumulative installation of China's wind-power electricity generation ranks first in the world, and wind-powered electricity generation has become after water
The most important regenerative resource of electricity Hou China.
With the fast development of wind generating technology nearly more than ten years, wind-power electricity generation assumes Wind turbines maximization, blower fan base
Plinth variation.Capacity of power unit is developed into now widely used by originally widely used 750kW, 850kW, 1500kW
2500kW, 3000kW, or even 5000kW；Hub height increases to 100m by 50m；Wind-powered electricity generation field areas is by the superior Gobi desert of exploit condition
Barren beach, desert grassland develop into loess fourth of the twelve Earthly Branches beam, hills, mountain region and beach.Basic engineering is by the subsidiary base of original foreign import blower fan
Plinth construction drawing, develops into blower fan producer and provides conceptual design, carry out foundation construction G- Design by designing institute.Wind-powered electricity generation develops on a large scale, band
Dynamic basic engineering and blower fan tower barrel design continuous development innovation, to adapt to land and beach different condition wind field construction.
With the exploitation of mountain area and the wind energy turbine set of rock foundation condition, prestressed rock anchor rod foundation starts to be applied to wind-force
Generating base structure, the prestress anchorage system that its major part is connected with pylon using prestressed rock anchor pole+basis, due to pre-
Stress anchoring system material uneven, cause prestress system occur failure after, original base structure form in advance should
Power anchoring system has after failing that replacement cost is higher or cannot change.For this situation, propose one kind and in advance should
Power crab-bolt blower foundation bracing means, its easy construction, structure stress clearly, quickly can be carried out when prestress system occurs failure
Change, solving to carry out a difficult problem for technical finesse after prestressed bolt fails.
Content of the invention
In order to overcome original base structure form in existing apparatus to exist more after prestress anchorage system fails
Problem that is relatively costly or cannot changing is changed, this utility model provides a kind of prestressed bolt blower foundation bracing means, this dress
Put workable, simple, the safe and reliable rock-bolt blower fan base for being applicable for use with prestressed bolt connection basis of constructing
The bracing means of plinth.
The technical solution adopted in the utility model is：
A kind of prestressed bolt blower foundation bracing means, including former blower foundation, many geological diagnostics anchor poles, many anchorings Part and pylon, described former blower foundation are the base concrete structure of entity, are basement rock below former blower foundation, former blower fan On the basis of be provided with multiple anchor holes, described anchor hole is entered in basement rock through former blower foundation, the basement rock and former blower fan base There is layer blinding concrete between plinth; Described pylon lower end is located in former blower foundation, the bottom of many geological diagnostics anchor poles Portion is fixed in former blower foundation, and is uniformly located at pylon surrounding, and described pylon is cylindrical shape, and the pylon bottom is divided up and down Be not provided with and reinforce apical ring and reinforce base ring, on described reinforcing apical ring and reinforcing base ring, be provided with multiple anchor holes, described is multiple Anchoring piece is fixed through the corresponding anchor hole anchor hole corresponding with basement rock.
Described anchoring piece is crab-bolt.
Reinforcing floor is provided between the reinforcing apical ring and reinforcing base ring.
The reinforcing base ring is provided with grout groove with former blower foundation contact portion.
Anti-corrosion material is inoculated with the anchor hole.
On described reinforcing apical ring and reinforcing base ring, be respectively arranged with two circle anchor holes, corresponding anchoring Part, the described anchoring piece lower end are fixed through the anchor hole corresponding with basement rock below base ring is reinforced. of being installed with in every circle anchor hole
The anchoring piece is fixedly connected by bolt-nut with apical ring is reinforced, and the reinforcing base ring is with anchoring piece by anchoring
Nut is fixedly connected.
The beneficial effects of the utility model are：
This prestressed bolt blower foundation bracing means that this utility model is provided, is reinforced by arranging in tower bottom
Apical ring and reinforcing base ring, reinforce base ring and concrete foundation contact position should arrange grout groove and carry out high-strength grouting, and on basis
Anchor hole top arranges sealing ring with base ring contact position is reinforced, and pours into anti-corrosion material, it is ensured that its endurance quality in anchor hole.By this
Modification measures, can meet structure and remain to use safely in the situation that former prestress anchorage system fails.This apparatus structure letter simultaneously
Single, easy to operate, low cost, efficiency high.
It is further detailed below with reference to accompanying drawing.
Description of the drawings
Fig. 1 this utility model overlooking the structure diagrams.
Fig. 2 this utility model overall structure diagrams.
Partial enlarged drawing at Fig. 3 B.
Fig. 4 crab-bolts have the structural representation of the present utility model of two circles.
In figure, reference is：1st, former blower foundation；2nd, geological diagnostics anchor pole；3 prestressed bolts；4th, anchor hole；5th, anchor
Hole；6th, sealing ring；7th, apical ring is reinforced；8th, base ring is reinforced；9th, pylon；10th, floor is reinforced；11st, bolt-nut；12nd, grout groove.
Specific embodiment
Embodiment 1：
It is replaced with to overcome original base structure in existing apparatus to exist after prestress anchorage system fails
This problem that is higher or cannot changing, this utility model provide a kind of prestressed bolt blower foundation as shown in Figure 1 and Figure 2 and add
It is fixedly mounted with and puts, this device is workable, simple, the safe and reliable rock for being applicable for use with prestressed bolt connection basis of constructing
The bracing means of anchor pole blower foundation.
A kind of prestressed bolt blower foundation bracing means, including former blower foundation 1, many geological diagnostics anchor poles 2, many anchors
Firmware 3 and pylon 9, described former blower foundation 1 are the base concrete structure of entity, are basement rock below former blower foundation 1,
Multiple anchor holes 5 are provided with former blower foundation 1, and described anchor hole 5 is entered in basement rock through former blower foundation 1, the basement rock
There is layer blinding concrete between former blower foundation 1；Described 9 lower end of pylon is located in former blower foundation 1, many originals
The bottom of rock-bolt 2 is fixed in former blower foundation 1, and is uniformly located at 9 surrounding of pylon, and described pylon 9 is cylindrical shape, institute
State 9 bottom of pylon to be respectively arranged with reinforcing apical ring 7 up and down and reinforce base ring 8, the reinforcing apical ring 7 arrange on base ring 8 with being reinforced
There are multiple anchor holes 4, described multiple anchoring pieces 3 to carry out solid through corresponding anchor hole 4 anchor hole 5 corresponding with basement rock
Fixed.
Pass through to arrange in 9 bottom of pylon in the present embodiment and reinforce apical ring 7 and reinforcing base ring 8, reinforcing apical ring 7 and reinforcing bottom
Multiple anchor holes 4 are set on ring 8, when the prestressed bolt that original prestressed bolt connects the rock-bolt blower foundation on basis loses
After effect, the bracing means that this utility model is provided, using flange reinforcement by connection apical ring 7 and reinforcing base ring 8, allows anchoring piece 3 to pass through
Reinforce apical ring 7 and be fixedly connected with the anchor hole 5 in basement rock with corresponding anchor hole 4 on base ring 8 is reinforced, to ensure pylon 9 with original
The effectiveness that blower foundation 1 connects and power is transmitted, it is ensured that structure is safe and reliable.
The bracing means that the present embodiment is provided, simple structure, scheme understand, it is easy to operate, practical.
Embodiment 2：
Based on the basis of embodiment 1, in the present embodiment, the anchoring piece 3 employed in this utility model is crab-bolt.This reality
Can also be screw rod with the anchoring piece 3 employed in new, in the present embodiment employed in 3 screw rod of anchoring piece, the number of screw rod
Measure as 10 and be evenly distributed on and be fixed in corresponding anchor hole 4.
As shown in figure 3, being provided with reinforcing floor 10 between the reinforcing apical ring 7 and reinforcing base ring 8.Reinforce floor 10 to ensure
Its support force strengthens, and does not know and the phenomenon for occurring rupturing in reinforcing process.
The reinforcing base ring 8 is provided with grout groove 12 with former 1 contact portion of blower foundation.Reinforce base ring 8 to lead to blower foundation 1
It is fixedly connected after crossing 12 high-strength grouting of grout groove, is carried using this utility model after the former prestressed bolt failure on blower foundation 1
For this device, can make the blower foundation 1 after failure continue trouble free service.
Anti-corrosion material is inoculated with the anchor hole 4.
Described reinforcing base ring 8 should arrange grout groove 12 with concrete foundation contact position carries out high-strength grouting, and in base
Plinth anchor hole top arranges sealing ring 6 with 8 contact position of base ring is reinforced, and pours into anti-corrosion material, it is ensured that its endurance quality in anchor hole 4.
The anchoring piece 3 is fixedly connected by bolt-nut 11 with apical ring 11 is reinforced, the reinforcing base ring 8 and anchoring piece 3
It is fixedly connected by bolt-nut 11.
The reinforcing base ring 8, reinforcing apical ring 7, reinforcing floor 10 can be connected with pylon 9 by welding；
3 upper ends that support connect pylon 9 and blower foundation 1 by flange, support 3 lower ends through basic anchor hole 4,
It is placed in rock bolting hole 5 and passes through high-strength grouting material by blower foundation 1 and ground Rock（That is basement rock）Connection, it is ensured that basis connection
Effectiveness.
The device is mainly used in the prestressed bolt of the rock-bolt blower foundation for connecting basis using prestressed bolt and loses
Reinforcing after effect, solving to carry out a difficult problem for technical finesse after prestressed bolt fails.
Embodiment 3：
Based on the basis of above-described embodiment, in the present embodiment, as shown in figure 4, the reinforcing apical ring 7 and reinforcing base ring 8
On be respectively arranged with two circle anchor holes 4, often corresponding in circle anchor hole 4 be installed with anchoring piece 3, described 3 lower end of anchoring piece through plus
Gu corresponding with basement rock anchor hole 5 below base ring 8 is fixed.
In the present embodiment, arrange two and enclose anchor hole 4 so that be installed with two circle anchor holes 4 and support 3, according to prestressed bolt
The situation of failure, adds the whole basis of anchoring piece 3 pairs and is supported, it is ensured that whole basis can normally carry out operation.Two circle anchors
Hole 4 can effectively adjust the position that failure needs to strengthen, and conveniently complete whole operation.The device is mainly used in using pre-
Reinforcing after the prestressed bolt failure of the rock-bolt blower foundation on stress anchor bolts basis, solves prestressed bolt and sends out
A difficult problem for technical finesse cannot be carried out after raw failure.
Claims (7)
1. a kind of prestressed bolt blower foundation bracing means, it is characterised in that：Including former blower foundation（1）, many geological diagnostics
Anchor pole（2）, many support columns（3）, and pylon（9）, described former blower foundation（1）For the base concrete structure of entity, original
Blower foundation（1）Lower section be basement rock, former blower foundation（1）On be provided with multiple anchor holes（5）, described anchor hole（5）Through original
Blower foundation（1）Enter in basement rock, the basement rock and former blower foundation（1）Between also have layer blinding concrete；Described pylon
（9）Lower end is located at former blower foundation（1）Interior, many geological diagnostics anchor poles（2）Bottom be fixed on former blower foundation（1）It is interior,
And it is uniformly located at pylon（9）Surrounding, described pylon（9）For cylindrical shape, the pylon（9）Bottom is respectively arranged with reinforcing up and down
Apical ring（7）With reinforcing base ring（8）, the reinforcing apical ring（7）With reinforcing base ring（8）On be provided with multiple anchor holes（4）, described is more
Individual support column（3）Pass through corresponding anchor hole（4）The anchor hole corresponding with basement rock（5）It is fixed.
2. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that：Described support
Post（3）For crab-bolt.
3. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that：Described reinforcing is pushed up
Ring（7）With reinforcing base ring（8）Between be provided with reinforcing floor（10）.
4. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that：The reinforcing bottom
Ring（8）With former blower foundation（1）Contact portion is provided with grout groove（12）.
5. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that：The anchor hole
（4）Anti-corrosion material is inside inoculated with.
6. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that：Described reinforcing is pushed up
Ring（7）With reinforcing base ring（8）On be respectively arranged with two circle anchor holes（4）, often enclose anchor hole（4）Interior corresponding it is installed with support column（3）,
Described support column（3）Lower end is through reinforcing base ring（8）The lower section anchor hole corresponding with basement rock（5）It is fixed.
7. a kind of prestressed bolt blower foundation bracing means according to claim 1, it is characterised in that:The support column(3) With reinforcing apical ring(7) By bolt-nut(11) be fixedly connected with, described reinforcing base ring (8) is fixedly connected with by anchoring nut (11) with support column (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982876.5U CN206015707U (en) | 2016-08-30 | 2016-08-30 | A kind of prestressed bolt blower foundation bracing means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620982876.5U CN206015707U (en) | 2016-08-30 | 2016-08-30 | A kind of prestressed bolt blower foundation bracing means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206015707U true CN206015707U (en) | 2017-03-15 |
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ID=58253949
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620982876.5U Active CN206015707U (en) | 2016-08-30 | 2016-08-30 | A kind of prestressed bolt blower foundation bracing means |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130424A (en) * | 2019-05-06 | 2019-08-16 | 同济大学 | Prestressed bolt blower foundation reinforcement means |
| CN110629785A (en) * | 2019-10-25 | 2019-12-31 | 中国电建集团贵州电力设计研究院有限公司 | Anchor pier type power transmission iron tower foundation reinforcing structure and method |
| CN111155546A (en) * | 2019-12-25 | 2020-05-15 | 湖北瑞宏新能源设备有限公司 | Prestressed anchor bolt fan foundation reinforcing device |
| CN114000536A (en) * | 2021-11-30 | 2022-02-01 | 中国华能集团清洁能源技术研究院有限公司 | Large-pressure and small-pressure fan foundation structure and construction method |
| CN114775676A (en) * | 2022-04-05 | 2022-07-22 | 中国电建集团华东勘测设计研究院有限公司 | Reconstruction method and application suitable for built old wind power plant fan foundation |
-
2016
- 2016-08-30 CN CN201620982876.5U patent/CN206015707U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110130424A (en) * | 2019-05-06 | 2019-08-16 | 同济大学 | Prestressed bolt blower foundation reinforcement means |
| CN110130424B (en) * | 2019-05-06 | 2020-08-14 | 同济大学 | Method for reinforcing prestressed anchor bolt fan foundation |
| CN110629785A (en) * | 2019-10-25 | 2019-12-31 | 中国电建集团贵州电力设计研究院有限公司 | Anchor pier type power transmission iron tower foundation reinforcing structure and method |
| CN111155546A (en) * | 2019-12-25 | 2020-05-15 | 湖北瑞宏新能源设备有限公司 | Prestressed anchor bolt fan foundation reinforcing device |
| CN114000536A (en) * | 2021-11-30 | 2022-02-01 | 中国华能集团清洁能源技术研究院有限公司 | Large-pressure and small-pressure fan foundation structure and construction method |
| CN114775676A (en) * | 2022-04-05 | 2022-07-22 | 中国电建集团华东勘测设计研究院有限公司 | Reconstruction method and application suitable for built old wind power plant fan foundation |
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| GR01 | Patent grant |