CN209892387U - Wind power generation anemometer tower capable of accurately correcting verticality - Google Patents
Wind power generation anemometer tower capable of accurately correcting verticality Download PDFInfo
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- CN209892387U CN209892387U CN201920380259.1U CN201920380259U CN209892387U CN 209892387 U CN209892387 U CN 209892387U CN 201920380259 U CN201920380259 U CN 201920380259U CN 209892387 U CN209892387 U CN 209892387U
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- anemometer tower
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- 238000010248 power generation Methods 0.000 title claims abstract description 16
- 238000012937 correction Methods 0.000 claims description 6
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 10
- 238000012423 maintenance Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000078 claw Anatomy 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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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
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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
- Y02E10/728—Onshore wind turbines
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Abstract
The utility model discloses a wind power generation anemometer tower capable of accurately correcting verticality, wherein a tower frame is installed from bottom to top, each section is fastened and spliced by a bolt, when a set height is reached, the tower frame is fixed on a ground anchor by an inclined pull wire, a tool is installed at the top of each section of the tower frame, a lifting rope of the tool is positioned outside the tower frame, a hanging pendant is installed on the lifting rope, and whether the tower frame is vertical or not is judged by observing whether the gap between the tower frame and the lifting rope is uniform or not; another tool is further installed on the topmost tower frame, a lifting rope of the tool is located inside the anemometer tower, a pendant on the lifting rope is close to the ground height, and the pendant is aligned to the central point of the anemometer tower when the anemometer tower is completely vertical; when the maintenance personnel are patrolling, whether the pendant in the anemometer tower is aligned with the central point of the anemometer tower or not is mainly checked. The utility model discloses can adjust anemometer tower straightness that hangs down accurately reliably, make things convenient for the installation and the maintenance of anemometer tower.
Description
Technical Field
The utility model belongs to the technical field of the installation of wind power generation anemometer tower and the technique of maintaining and specifically relates to indicate a wind power generation anemometer tower of accurate correction straightness that hangs down.
Background
As is known in the art, anemometer towers have several main uses in the field of wind power generation: firstly, in the early stage of wind field development, evaluating the wind resources of the region through data measured by a wind measuring tower; secondly, during the operation of the wind field, predicting the wind power through the data of the wind measuring tower; and thirdly, carrying out power curve test on the wind turbine generator. No matter which requirement is met, the height of the anemometer tower is required to be equal to the height of the center of the hub of the wind turbine generator.
With the continuous increase of the size of the wind generating set, the wind measuring tower used in a matched mode is higher and higher, the height of the current wind measuring tower reaches 150m, and therefore the installation and maintenance problems are increasingly obvious. Perpendicularity becomes more and more difficult to adjust as the height of the anemometer tower increases, and many anemometer towers are S-shaped. Poor verticality can lead to inaccurate measurement of the anemometer; the wind measuring tower bears more and more load and gradually inclines due to freezing disasters in southwest areas of China, so that the wind measuring tower is stressed unevenly and finally collapses; in the typhoon in the coastal region, frost is added on snow to the anemometer tower which is inclined to a certain degree originally. Therefore, the quality of installation and maintenance of the anemometer tower is well controlled, the anemometer tower is ensured to be in a vertical state, the stress is uniform, and the anemometer tower plays a key role in the quality, the service life and the safety of personnel.
The installation and the maintenance mode of current anemometer tower mainly adopt whole naked eye to judge the mode, accomplish the back at the whole coarse installation of anemometer tower promptly, whether whole perpendicular with the naked eye observation, if out of plumb, adjust to oblique stay wire, until the anemometer tower of naked eye observation is close perpendicular, but can not reach all pylon all be the vertically state many times, often adjusted a section pylon, influenced another section pylon again.
The installation and maintenance mode of current anemometer tower has following problem:
1. when the installer judges whether the whole anemometer tower is vertical by naked eyes, the reference standard is not provided, the installer can completely rely on the feeling, the judgment of different installers is different, and the verticality is poor.
2. The verticality evaluation and independent adjustment are not carried out on the tower between the two diagonal cables, so that the tower which is originally vertical is probably not vertically adjusted when the diagonal cables are adjusted, and the final wind measuring tower is S-shaped or the wind measuring tower which is originally S-shaped is adjusted into another S-shaped.
3. Maintainers do not have a reliable method to judge whether the anemometer tower is inclined or not, so that the inclination of the anemometer tower is increased and decreased until the anemometer tower collapses.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an overcome prior art's shortcoming and not enough, provided an accurate wind power generation anemometer tower of revising straightness that hangs down, can adjust anemometer tower straightness that hangs down accurately reliably, make things convenient for the installation and the maintenance of anemometer tower.
In order to achieve the above object, the present invention provides a technical solution: a wind power generation anemometer tower capable of accurately correcting verticality is formed by connecting a plurality of sections of tower frames from bottom to top through bolts, each section of tower frame is formed by connecting a plurality of sections of tower frame units from bottom to top through bolts, a tool is arranged at the top of each section of tower frame and is a first tool, the first tool is provided with a part of tower frame extending out, a lifting rope is arranged below the part of the first tool extending out of the tower frame, the length of the lifting rope is equal to that of each section of tower frame, and the lower end of the lifting rope is provided with a pendant, each section of tower frame is fixed on the ground anchor by a plurality of inclined pull wires, the plurality of diagonal wires are connected with a plurality of surfaces of the tower frame and are screwed on the diagonal wires by the hoops, an installer can use a telescope to observe whether the tower frame is parallel to the lifting rope to judge whether the tower frame is inclined, if the tower frame is not parallel to the lifting rope, the length of the inclined pull wire and the hoop need to be adjusted until the tower frame is completely parallel to the lifting rope; still install another kind of frock above the pylon of whole anemometer tower topmost, for the second frock, the center of this second frock is in the inside center of anemometer tower, a lifting rope has been transferred in the center department of this second frock, the length of lifting rope is the height of whole anemometer tower, a pendant is installed to the lower extreme of lifting rope, if should aim at the central point of anemometer tower, then explain the pylon is vertically, maintainer when patrolling at the later stage, mainly look over whether this pendant has aimed at the anemometer tower central point can.
Furthermore, each section of tower unit is of a triangular structure and is formed by welding three stand columns and a cross rod, every two stand columns are connected through the cross rod, connecting discs are welded at two ends of each stand column, three bolt connecting holes are formed in each connecting disc and are evenly distributed along the circumferential direction of each connecting disc, the tower units are connected by aligning the bolt connecting holes, then bolts and tightening nuts are plugged into the bolt connecting holes for fastening, a first tool with bolt holes is placed before the bolts are plugged into the connecting discs at the top ends of each section of tower, the bolt holes of the first tool are consistent with the bolt connecting holes of the connecting discs, the bolts and the tightening nuts are plugged after the first tool is installed on the holes, each section of tower is fixed on a ground anchor by three diagonal wires, one stand column is provided with one diagonal wire and is tightened by a clamp on the diagonal wire, if the tower is not parallel to the lifting rope, the lengths and the clamps of the three diagonal wires need to be adjusted, until the tower frame is completely parallel to the lifting rope; the center of the second tool is located in the center of a triangle formed by the three upright posts.
Further, the pendant is a conical pendant.
Further, the first tool is provided with two bolt holes, and the two bolt holes correspond to the two bolt connecting holes on the connecting disc.
Furthermore, the second tool is of a three-jaw structure, and three jaws of the second tool are respectively connected to the cross rod between the two upright posts.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
1. the wind measuring tower with the height of more than 100 meters is divided into a plurality of sections to independently evaluate the verticality, and the verticality can be evaluated according to the verticality, so that the error of doing things by feeling is avoided.
2. Maintainers can accurately judge whether the whole anemometer tower is inclined or not by a very simple method, and the method is scientific, reliable and high in accuracy.
3. The verticality correction can be independently carried out on each section of tower frame, and misadjustment are avoided.
Drawings
Fig. 1 is the overall installation schematic diagram of the wind power generation anemometer tower of the utility model.
FIG. 2 is a schematic view of the structure of a tower unit.
Fig. 3 is a top view of the wind power tower of the present invention.
Detailed Description
The present invention will be further described with reference to the following specific embodiments.
Referring to fig. 1 to 3, the wind power generation anemometer tower for accurately correcting verticality provided by the present embodiment is formed by connecting multiple sections of towers 8 from bottom to top through bolts, each section of tower 8 is formed by connecting multiple sections of tower units 7 from bottom to top through bolts, each section of tower unit 7 is in a triangular structure and is formed by welding three columns 1 and cross rods 4, every two columns 1 are connected through the cross rods 4, two ends of each column 1 are welded with connection pads 2, the connection pads 2 are provided with three bolt connection holes 3 uniformly distributed along the circumferential direction thereof, the connection between the tower units 7 is aligned with the bolt connection holes 3, then a bolt 5 is plugged into each bolt connection hole 3 and a nut 6 is screwed for fastening, a tool with two bolt holes is placed before the bolt 5 is plugged into the connection pad 2 at the top end of each section of tower 8, and is a first tool 12, the bolt hole of the first tool 12 is consistent with the bolt connecting hole 3 of the connecting disc 2 and corresponds to the two bolt connecting holes 3 outside the connecting disc 2, after a first fixture 12 is arranged on the hole, a bolt 5 and a screw nut 6 are plugged in, one part of the first fixture 12 extends out of the tower, a lifting rope 13 is placed below the part of the first tooling 12, which extends out of the tower, the length of the lifting rope 13 is equal to that of each section of the tower 8, and the lower end of the lifting rope 13 is provided with a conical pendant 14, each section of tower frame 8 is fixed on a ground anchor 11 by three inclined pull wires 9, one upright post 1 is provided with one inclined pull wire 9, and the inclined stay wires 9 are screwed by the hoops 10, so that an installer can use a telescope to observe whether the tower 8 and the lifting ropes 13 are parallel to judge whether the tower 8 is inclined or not, if not, the lengths of the three diagonal wires 9 and the hoop 10 need to be adjusted until the tower 8 and the lifting rope 13 are completely parallel; still install another kind of frock on the pylon of whole anemometer tower topmost, for second frock 15, this second frock 15 is three-jaw structure, its three claws are connected respectively on horizontal pole 4 between two liang of stands 1, the center of this second frock 15 is in the triangle-shaped center that three stands 1 enclose, a lifting rope 16 has been transferred to the center department of this second frock 15, the length of lifting rope 16 is the height of whole anemometer tower, a toper pendant 17 is installed to the lower extreme of lifting rope 16, if this toper pendant 17 aims at the central point of anemometer tower, it is perpendicular to explain the pylon, maintainer when patrolling at the later stage, it can mainly to look over whether this toper pendant 17 has aimed at anemometer tower central point 18.
The following is a method for installing and maintaining the wind power generation anemometer tower of the embodiment, specifically as follows:
three upright columns 1 with certain length are welded with cross rods 4 to form a triangular section of tower unit 7, connecting discs 2 are welded at two ends of each upright column 1 of each section of tower unit 7, three bolt connecting holes 3 uniformly distributed along the circumferential direction of each connecting disc 2 are formed in each connecting disc 2, when the tower units 7 are connected, the bolt connecting holes 3 are aligned, bolts 5 are plugged into each bolt connecting hole 3 and nuts 6 are screwed, and a plurality of sections of tower units 7 are connected through the bolts 5 to form a section of tower 8.
The tower is installed from bottom to top, and when a certain height is reached, three inclined pull wires 9 are needed to fix the section of the tower 8 to the ground anchor 11, and the inclined pull wires 9 are temporarily tightened by the clamp 10.
Next, before inserting the bolt 5 into the connecting disc 2 at the top end of the section of the tower 8, a first fixture 12 with two bolt holes is placed, the bolt hole of the first fixture 12 is consistent with the bolt connecting hole of the connecting disc 2 and corresponds to the two bolt connecting holes 3 outside the connecting disc 2, a part of the first fixture 12 extends out of the tower 8, then the bolt 5 is inserted, and the nut 6 is screwed.
A lifting rope 13 is put down at the part of the first tooling 12 extending out of the tower 8, the length of the lifting rope 13 is approximately equal to that of each section of the tower 8, and then a conical pendant 14 is arranged at the lower end of the lifting rope 13.
An installer stands at a position about 100 meters away from the anemometer tower, observes whether the tower 8 and the lifting rope 13 are parallel or not by using a telescope, namely whether the gap between the tower 8 and the lifting rope 13 is uniform or not, and if the gap is not parallel, informs the installer to adjust the lengths of the three diagonal wires 9 and the clamp 10 until the tower 8 and the lifting rope 13 are completely parallel, and notices that: the observer must look in three different directions of the wind tower to ensure that the tower 8 is perfectly parallel to the lifting rope 13 when viewed in each direction, which represents that the tower 8 is vertical, and then tighten the clamp 10.
And then, continuously installing the tower frame 8 upwards, wherein the methods of lifting rope installation, parallelism observation and diagonal cable adjustment are the same as the above.
Finally, a second fixture 15 is installed on the topmost tower 7, the center of the second fixture 15 is located at the center of the triangle, a lifting rope 16 is placed below the center of the second fixture 15, the length of the lifting rope 16 is about the height of the whole wind measuring tower, a conical pendant 17 is installed at the lower end of the lifting rope 16, and at the moment, each section of tower 8 is vertical, so that the pendant 17 is aligned with the central point 18 of the wind measuring tower.
When a maintainer visits at a later period, the maintainer mainly checks whether the pendant 17 is aligned with the central point 18 of the wind measuring tower, and if the pendant is not aligned with the central point, the pendant indicates that part of or the whole tower of the wind measuring tower is inclined. By the same method, a telescope is used for observing whether each section of tower 8 is parallel to the lifting rope 13, if the tower 8 is not parallel to the lifting rope 13, the tower 8 is inclined, and the direction of the tower 8 is judged to be inclined, then all the inclined pull wires 9 of the inclined tower 8 are slightly loosened, the tower 8 is gradually corrected to be vertical by adopting a mode of adjusting from bottom to top, then the hoop 10 is screwed, and at the moment, the pendant 17 is aligned with the central point 18 of the anemometer tower again.
The above-mentioned embodiments are only preferred embodiments of the present invention, and the scope of the present invention is not limited thereto, so that all the changes made according to the shape and principle of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. The utility model provides an accurate wind power generation anemometer tower of revising straightness that hangs down, the anemometer tower is formed by bolt connection from bottom to top through the multistage pylon, its characterized in that: each section of tower frame is formed by connecting a plurality of sections of tower frame units from bottom to top through bolts, a tool is arranged at the top of each section of tower frame and is a first tool, a part of the first tool is arranged outside the tower frame, a lifting rope is arranged below the part of the first tool, which extends out of the tower frame, the length of the lifting rope is equal to that of each section of tower frame, a pendant is arranged at the lower end of the lifting rope, each section of tower frame is fixed on a ground anchor through a plurality of inclined pull wires, the inclined pull wires are connected to a plurality of surfaces of the tower frame and are screwed up through a hoop on the inclined pull wires, an installer can use a telescope to observe whether the tower frame and the lifting rope are parallel to judge whether the tower frame is inclined, if the tower frame and the lifting rope are not parallel, the length of the inclined pull wires and the hoop need to; still install another kind of frock above the pylon of whole anemometer tower topmost, for the second frock, the center of this second frock is in the inside center of anemometer tower, a lifting rope has been transferred in the center department of this second frock, the length of lifting rope is the height of whole anemometer tower, a pendant is installed to the lower extreme of lifting rope, if should aim at the central point of anemometer tower, then explain the pylon is vertically, maintainer when patrolling at the later stage, mainly look over whether this pendant has aimed at the anemometer tower central point can.
2. A wind power generation anemometer tower with accurate perpendicularity correction according to claim 1, wherein: each section of tower unit is of a triangular structure and is formed by welding three stand columns and a cross rod, every two stand columns are connected through the cross rod, connecting discs are welded at two ends of each stand column, three bolt connecting holes are uniformly distributed along the circumferential direction of the connecting discs, the tower units are connected by aligning the bolt connecting holes, then bolts are plugged into the bolt connecting holes and tightened by nuts, a first tool with bolt holes is placed before the bolts are plugged into the connecting discs at the top ends of each section of tower, the bolt holes of the first tool are consistent with the bolt connecting holes of the connecting discs, the bolts are plugged into the first tool after the first tool is installed on the holes, each section of tower is fixed on a ground anchor by three diagonal cables, one stand column is provided with one diagonal cable and is tightened by a clamp on the diagonal cable, if the tower and a lifting rope are not parallel, the lengths and the clamps of the three diagonal cables need to be adjusted, until the tower frame is completely parallel to the lifting rope; the center of the second tool is located in the center of a triangle formed by the three upright posts.
3. A wind power generation anemometer tower with accurate perpendicularity correction according to claim 1, wherein: the pendant is a conical pendant.
4. A wind power generation anemometer tower with accurate perpendicularity correction according to claim 2, wherein: the first tool is provided with two bolt holes, and the two bolt holes correspond to the two bolt connecting holes on the connecting disc.
5. A wind power generation anemometer tower with accurate perpendicularity correction according to claim 2, wherein: the second tool is of a three-jaw structure, and three jaws of the second tool are respectively connected to the cross rod between the two upright posts.
Priority Applications (1)
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CN201920380259.1U CN209892387U (en) | 2019-03-25 | 2019-03-25 | Wind power generation anemometer tower capable of accurately correcting verticality |
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CN201920380259.1U CN209892387U (en) | 2019-03-25 | 2019-03-25 | Wind power generation anemometer tower capable of accurately correcting verticality |
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CN201920380259.1U Withdrawn - After Issue CN209892387U (en) | 2019-03-25 | 2019-03-25 | Wind power generation anemometer tower capable of accurately correcting verticality |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110005576A (en) * | 2019-03-25 | 2019-07-12 | 明阳智慧能源集团股份公司 | The wind-power electricity generation anemometer tower of accurate amendment verticality and its installation and maintaining method |
CN113758476A (en) * | 2021-08-06 | 2021-12-07 | 上海二十冶建设有限公司 | Perpendicularity control method for variable cross-section chimney in rollover construction |
-
2019
- 2019-03-25 CN CN201920380259.1U patent/CN209892387U/en not_active Withdrawn - After Issue
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110005576A (en) * | 2019-03-25 | 2019-07-12 | 明阳智慧能源集团股份公司 | The wind-power electricity generation anemometer tower of accurate amendment verticality and its installation and maintaining method |
CN110005576B (en) * | 2019-03-25 | 2023-12-22 | 明阳智慧能源集团股份公司 | Wind power generation wind tower capable of accurately correcting verticality and installation and maintenance method thereof |
CN113758476A (en) * | 2021-08-06 | 2021-12-07 | 上海二十冶建设有限公司 | Perpendicularity control method for variable cross-section chimney in rollover construction |
CN113758476B (en) * | 2021-08-06 | 2024-03-29 | 上海二十冶建设有限公司 | Perpendicularity control method for variable-section chimney in turnover formwork construction |
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Granted publication date: 20200103 Effective date of abandoning: 20231222 |
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Granted publication date: 20200103 Effective date of abandoning: 20231222 |