CN113404644B - Wind power mixing tower prefabricated tower barrel adopting stepless adjusting sleeve and construction method thereof - Google Patents
Wind power mixing tower prefabricated tower barrel adopting stepless adjusting sleeve and construction method thereof Download PDFInfo
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- CN113404644B CN113404644B CN202110661145.6A CN202110661145A CN113404644B CN 113404644 B CN113404644 B CN 113404644B CN 202110661145 A CN202110661145 A CN 202110661145A CN 113404644 B CN113404644 B CN 113404644B
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- 238000010276 construction Methods 0.000 title claims abstract description 21
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 118
- 239000010959 steel Substances 0.000 claims abstract description 118
- 239000002002 slurry Substances 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 abstract description 5
- 239000004567 concrete Substances 0.000 description 7
- 239000000463 material Substances 0.000 description 7
- 239000000945 filler Substances 0.000 description 4
- 238000010248 power generation Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002803 fossil fuel Substances 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/20—Arrangements for mounting or supporting wind motors; Masts or towers for wind motors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03D—WIND MOTORS
- F03D13/00—Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
- F03D13/10—Assembly of wind motors; Arrangements for erecting wind motors
-
- 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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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Wind Motors (AREA)
Abstract
The invention relates to the technical field of prefabricated wind power mixing towers, in particular to a wind power mixing tower prefabricated tower barrel adopting a stepless adjusting sleeve and a construction method thereof, which are characterized in that: the wind power mixing tower comprises a wind power mixing tower prefabricated tower barrel, wherein the wind power mixing tower prefabricated tower barrel is composed of an upper plate section and a lower plate section, a wedge-shaped steel plate is buried at the bottom of the upper plate section, a stepless adjusting sleeve connecting piece is buried at the top of the lower plate section, the wedge-shaped steel plate and the stepless adjusting sleeve connecting piece form limit fit, and the relative position between the stepless adjusting sleeve connecting piece and the wedge-shaped steel plate is adjustable. The invention has the advantages that: the embedded type variable-height sleeve achieves the purpose of stepless adjustment of splicing height, facilitates the adjustment of the elevation of the contact surface of the segment in the splicing process, reduces the difficult construction problem and improves the splicing quality; simple and reasonable structure, convenient use and suitability for popularization.
Description
Technical Field
The invention relates to the technical field of prefabricated wind power mixing towers, in particular to a wind power mixing tower prefabricated tower barrel adopting a stepless adjusting sleeve and a construction method thereof.
Background
The large-scale use of traditional fossil fuels causes pollution to natural environment, exacerbates global warming and forms a shortage of natural energy sources worldwide. The wind power tower plays a role in supporting and absorbing vibration on the wind power generation motor group, and is one of important equipment for wind power generation. Along with the development of wind power generation to single machine large capacity, the wind power tower precast concrete member often has larger mass and higher height in consideration of the specificity of wind power engineering, and the problems of large hoisting height, complex construction environment and the like are also faced in the installation process, so that the construction of the precast assembled wind power tower in the hoisting and splicing processes is difficult. Therefore, in order to ensure the safety of the hoisting process and the splicing quality of each segment, a higher requirement is provided for the hoisting scheme of the prefabricated concrete member of the wind power tower.
The existing prefabricated wind power tower hoisting and connecting technology is difficult to ensure that the contact surfaces of the bottom sides of all the sections are at the same horizontal position, the problems of non-compact joints, empty transverse joints, inclined sections, pressed single sides and the like frequently occur during hoisting and splicing, the vertical angles of the sections are difficult to control during high-altitude operation, and the adjustment difficulty for horizontal elevation is huge. When the tower barrel of the prefabricated wind power mixing tower is hoisted and connection of all sections is completed, the adjustment of the horizontal height is a mixing tower assembly problem which needs to be solved urgently.
Disclosure of Invention
According to the defects of the prior art, the invention provides the wind power mixing tower prefabricated tower barrel adopting the stepless adjusting sleeve and the construction method thereof, and the wedge-shaped steel plates forming the limit and the stepless adjusting sleeve connecting piece are arranged between the upper plate section and the lower plate section, so that a stable and reliable horizontal height adjusting method can be provided for each wind power tower barrel prefabricated concrete member during hoisting and connection, the vertical assembly of the sections is ensured, and the assembly quality is improved.
The invention is realized by the following technical scheme:
a wind power mixing tower prefabricated tower barrel adopting a stepless adjusting sleeve is characterized in that: the wind power mixing tower comprises a wind power mixing tower prefabricated tower barrel, wherein the wind power mixing tower prefabricated tower barrel is composed of an upper plate section and a lower plate section, a wedge-shaped steel plate is buried at the bottom of the upper plate section, a stepless adjusting sleeve connecting piece is buried at the top of the lower plate section, the wedge-shaped steel plate and the stepless adjusting sleeve connecting piece form limit fit, and the relative position between the stepless adjusting sleeve connecting piece and the wedge-shaped steel plate is adjustable.
The stepless regulation sleeve connecting piece comprises a reserved wedge-shaped steel plate, a high-strength square steel sleeve, a high-strength bolt and a high-strength bolt sleeve, wherein the high-strength square steel sleeve is buried at the top of the lower plate section, the reserved wedge-shaped steel plate is arranged in the high-strength square steel sleeve and forms limit fit with the wedge-shaped steel plate, the high-strength bolt sleeve penetrates through one side of the high-strength square steel sleeve, the high-strength bolt is arranged in the high-strength bolt sleeve and forms thread fit, and the position of the reserved wedge-shaped steel plate in the high-strength square steel sleeve can be adjusted by the high-strength bolt, so that the relative position between the reserved wedge-shaped steel plate and the wedge-shaped steel plate is adjusted.
And grouting holes are reserved in the high-strength square steel sleeve.
The reserved wedge-shaped steel plate is opposite to the wedge-shaped inclined plane of the wedge-shaped steel plate, and the high-strength bolt is arranged on the other side of the wedge-shaped inclined plane of the reserved wedge-shaped steel plate.
And a filling body is filled between the reserved wedge-shaped steel plate and the high-strength square steel sleeve.
The bottom of the upper plate section is provided with a height difference at two sides of the wedge-shaped steel plate so as to form a slurry outlet between the upper plate section and the lower plate section.
The construction method of the wind power mixing tower prefabricated tower barrel adopting the stepless adjusting sleeve is characterized by comprising the following steps of: the construction method comprises the following steps:
a wedge-shaped steel plate is buried at the bottom of the upper plate section of the prefabricated tower barrel of the wind power mixing tower, and a stepless adjusting sleeve connecting piece is buried at the corresponding position of the top of the lower plate section of the prefabricated tower barrel of the wind power mixing tower;
inserting the wedge-shaped steel plate into the channel of the temporary assembly platform;
utilizing a T-shaped scale with the same bottom area as a reserved wedge-shaped steel plate of the stepless adjusting sleeve connecting piece, and adjusting all pore channels to the same elevation by changing the tightness of the high-strength bolt;
the upper plate section is hung, the wedge-shaped steel plate is inserted into the stepless adjusting sleeve connecting piece, the high-strength bolt is screwed to enable the position of the reserved wedge-shaped steel plate in the high-strength square steel sleeve to be changed, so that the relative position between the reserved wedge-shaped steel plate and the wedge-shaped steel plate is changed, and the height of each contact point between the upper plate section and the lower plate section is adjusted until the horizontal and vertical requirements are met;
filling the filling body through the grouting holes, and completing connection between the upper plate section and the lower plate section after the filling body is solidified.
The invention has the advantages that: the embedded type variable-height sleeve achieves the purpose of stepless adjustment of splicing height, facilitates the adjustment of the elevation of the contact surface of the segment in the splicing process, reduces the difficult construction problem and improves the splicing quality; simple and reasonable structure, convenient use and suitability for popularization.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of the structure of the stepless adjusting sleeve connection and wedge-shaped steel plate according to the present invention;
FIG. 3 is a schematic view of the use of the stepless adjustment sleeve connector of the present invention;
fig. 4 is a schematic diagram of the connection structure of the upper plate section and the lower plate section in the present invention.
Detailed Description
The features of the invention and other related features are described in further detail below by way of example in conjunction with the following figures to facilitate understanding by those skilled in the art:
as shown in fig. 1-4, each of the labels is shown as: the wind power mixing tower comprises a prefabricated tower drum 1, an upper plate section 101, a lower plate section 102, a wedge-shaped steel plate 103 and a slurry outlet 104; the device comprises a stepless adjusting sleeve connecting piece 2, a reserved wedge-shaped steel plate 201, a high-strength square steel sleeve 202, a high-strength bolt 203, a high-strength bolt sleeve 204, a sleeve center hole 205, a grouting hole 206 and a filling material 207.
Examples: as shown in fig. 1, the wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve in the embodiment comprises a wind power tower prefabricated tower 1 and a stepless adjusting sleeve connecting piece 2. The prefabricated tower drum 1 of the wind power tower can be formed by assembling a plurality of sections along the height direction, two adjacent sections are an upper plate section 101 and a lower plate section 102 respectively, and the upper plate section 101 is arranged above the lower plate section 102.
As shown in fig. 1, a wedge-shaped steel plate 103 is embedded at the bottom of the upper plate section 101, a stepless adjusting sleeve connecting piece 2 is embedded at the top of the lower plate section 102, and the wedge-shaped steel plate 103 and the stepless adjusting sleeve connecting piece 2 can form limit fit, so that the relative position between the upper plate section 101 and the lower plate section 102 is limited, and the precision of assembly construction is ensured.
Specifically, as shown in fig. 1 and 2, the stepless adjustment sleeve connection member 2 includes a reserved wedge steel plate 201, a high-strength square steel sleeve 202, a high-strength bolt 203, and a high-strength bolt sleeve 204. The high-strength square steel sleeve 202 is provided with a central hole 205 on the long side surface, the aperture is the same as the outer diameter of the high-strength bolt sleeve 204, the high-strength bolt sleeve 204 and the high-strength square steel sleeve 202 are connected by welding, and the inside of the cylinder of the high-strength bolt sleeve 204 is communicated with the inside of the cylinder of the high-strength square steel sleeve 202 through the central hole 205. The high-strength bolt 203 is inserted into the high-strength bolt sleeve 204 and forms threaded fit with the high-strength bolt sleeve 204, so that the high-strength bolt 203 can be screwed in and out of the high-strength bolt sleeve 204; meanwhile, the length of the stud of the high-strength bolt 203 is longer than the length of the cylinder of the high-strength bolt sleeve 204, so that the stud of the high-strength bolt 203 can extend into the high-strength square steel sleeve 202. The reserved wedge-shaped steel plate 201 is arranged in the high-strength square steel sleeve 202, the wedge-shaped inclined surface of the reserved wedge-shaped steel plate 201 faces to the wedge-shaped inclined surface of the wedge-shaped steel plate 103, and the inclined surfaces of the reserved wedge-shaped steel plate and the reserved wedge-shaped steel plate are matched. The other side of the reserved wedge-shaped steel plate 201 is opposite to the high-strength bolt 203, when the high-strength bolt 203 is screwed in, the reserved wedge-shaped steel plate 201 can be pushed to enable the reserved wedge-shaped steel plate 201 to move in the high-strength square steel sleeve 202, so that the relative position of the reserved wedge-shaped steel plate 201 and the wedge-shaped steel plate 103 is changed, and the relative position between the upper plate section 101 and the lower plate section 202 is adjusted.
In application, a plurality of limit structures formed by the wedge-shaped steel plates 103 and the stepless adjusting sleeve connecting piece 2 can be uniformly and symmetrically arranged along the circumferential direction of the upper plate section 101 and the lower plate section 102, so that the assembly precision between the upper plate section 101 and the lower plate section 102 is further improved.
When the wind power mixing tower prefabricated tower 1 is assembled by two or more tower section, a limit structure formed by the wedge-shaped steel plate 103 and the stepless adjusting sleeve connecting piece 2 can be arranged between the two tower section adjacent along the height direction, so that the assembling precision between the upper tower section and the lower tower section is ensured.
As shown in fig. 1, a grouting hole 206 is reserved at the lower part of the high-strength square steel sleeve 202, and the grouting hole 206 is communicated with the inside of the high-strength square steel sleeve 202. Meanwhile, the bottom of the upper plate section 101 has a certain height difference at both sides of the wedge-shaped steel plate 103, thereby forming a grout hole 104 between the upper plate section 101 and the lower plate section 102. By pouring the filler 207 as a filler into the grouting holes 206, the gap between the high-strength square steel sleeve 202 and the reserved wedge-shaped steel plate 201 and the gap between the upper plate section 101 and the lower plate section 102 can be filled, so that the upper plate section 101 and the lower plate section 102 are connected and fixed to form a whole.
The embodiment specifically comprises the following steps when in construction:
1) The high-strength bolt sleeve 204 is welded at the position of the long side surface open hole 205 of the high-strength square steel sleeve 202, and the length of the high-strength bolt sleeve 204 is from the inner wall of the high-strength square steel sleeve 202 to the surface of the lower plate segment 102.
2) The wedge-shaped steel plate 103 is arranged at the bottom of the upper plate section 101 of the concrete tower, and the extending length of the wedge-shaped steel plate is ensured not to be smaller than the height of the inner wall of the high-strength square steel sleeve 202.
3) And placing the welded high-strength square steel sleeve 202 at a corresponding position on the top of the lower plate section 102, wherein the sleeve opening is slightly lower than the surface of concrete, and forming alignment installation with the wedge-shaped steel plate 103 at the lower part of the connected upper plate section 101.
4) And pouring the wind power mixed tower prefabricated tower barrel 1, and connecting to form a wind power tower prefabricated tower barrel section, wherein the concrete and the connecting mode are determined according to the requirements of a construction party and the conditions of a construction site.
5) The reserved wedge-shaped steel plate 201 is placed into the high Jiang Fangxing steel sleeve 202, and when the reserved wedge-shaped steel plate 201 is placed, the straight edge of the reserved wedge-shaped steel plate 201 faces to the inner wall of one side of the high-strength square steel sleeve 202, which is provided with the sleeve center hole 205.
6) The wedge-shaped steel plate 103 at the bottom of the upper plate section 101 is inserted into the channel of the temporary assembly platform, so that later alignment is facilitated. The temporary assembly platform is a concrete ground foundation when each bent plate and the plates are spliced on the ground before the tower section is hoisted. The foundation is buried with a channel lower than the ground, the effect of the foundation is similar to that of an alignment channel, a steel plate at the end part of the plate is convenient to insert, and splicing alignment of the vertical seam at the first half section of hoisting is completed. Namely, the upper plate section 101 and the lower plate section 102 of the seat tower section are also assembled structures, and the temporary assembling platform is assembled by using each bent plate and jointed plate of the Yu Datong section.
7) By using a T-shaped scale with the same bottom area as the wedge plate, all the pore passages formed between the reserved wedge steel plate 201 and the high-strength square steel sleeve 202 are adjusted to the same elevation by changing the tightness of the high-strength bolts 203, and the pore passages correspond to the positions of the wedge steel plate 103.
As shown in fig. 3 (b), when the high-strength bolt 203 is screwed in, the reserved wedge steel plate 201 moves inward as the screwing length thereof increases, and at this time, the hole formed between one side of the reserved wedge steel plate 201 and the high-strength square steel sleeve 202 is correspondingly reduced, and the reserved height h of the inner wedge thereof is increased 2 And (3) reducing. As shown in fig. 3 (a), when the high-strength bolt 203 is screwed out, the reserved wedge steel plate 202 is moved to the outside as the screwing length thereof is reduced, so that the hole formed between one side of the reserved wedge steel plate 201 and the high-strength square steel sleeve 202 is correspondingly increased, and the reserved height h of the inner wedge is increased 1 And (3) increasing. As shown in fig. 3 (a) and (b), when the high-strength bolt 203 is screwed in, h is as follows 2 Significantly less than h 1 The insertion depth of the wedge-shaped steel plate 103 is limited and controlled, and then the vertical relative position between the upper plate section 101 and the lower plate section 102 is limited.
8) And (3) hoisting the upper plate section 101, inserting the wedge-shaped steel plate 103 at the bottom of the upper plate section into the stepless adjusting sleeve connecting piece 2 in an aligned manner, and screwing the high-strength bolts 203 to adjust the heights of all contact points until the horizontal and vertical requirements are met. After the requirements are met, the crane is completely unhooked, so that the upper plate section 101 is erected on the lower plate section 102.
As shown in fig. 4, a plurality of stepless adjusting sleeve connectors 2 are arranged between the upper plate section 101 and the lower plate section 102 along the circumferential direction; the height is reserved through the internal wedge of each stepless regulation sleeve connecting piece 2, so that the whole upper plate section 2 is horizontal, the vertical assembly of the sections is ensured, and the assembly precision is improved.
9) Filling the filling material 207 through the slurry inlet 206, and judging that the filling material 207 is filled after the slurry outlet 207 flows out of the filling material 207. The connection is then completed after the filler material 207 solidifies, wherein the concrete and the construction glue 207 are determined according to the requirements of the construction party and the conditions of the construction site.
The embodiment is implemented in specific manner: the filler material 207 may be a high strength grouting material or a construction glue.
Although the foregoing embodiments have been described in some detail with reference to the accompanying drawings, it will be appreciated by those skilled in the art that various modifications and changes may be made thereto without departing from the scope of the invention as defined in the appended claims, and thus are not repeated herein.
Claims (6)
1. A wind power mixing tower prefabricated tower barrel adopting a stepless adjusting sleeve is characterized in that: the wind power mixing tower prefabricated tower comprises an upper plate section and a lower plate section, wherein a wedge-shaped steel plate is buried at the bottom of the upper plate section, a stepless adjusting sleeve connecting piece is buried at the top of the lower plate section, the wedge-shaped steel plate and the stepless adjusting sleeve connecting piece form limit fit, and the relative position between the stepless adjusting sleeve connecting piece and the wedge-shaped steel plate is adjustable;
the stepless regulation sleeve connecting piece comprises a reserved wedge-shaped steel plate, a high-strength square steel sleeve, a high-strength bolt and a high-strength bolt sleeve, wherein the high-strength square steel sleeve is buried at the top of the lower plate section, the reserved wedge-shaped steel plate is arranged in the high-strength square steel sleeve and forms limit fit with the wedge-shaped steel plate, the high-strength bolt sleeve penetrates through one side of the high-strength square steel sleeve, the high-strength bolt is arranged in the high-strength bolt sleeve and forms thread fit, and the position of the reserved wedge-shaped steel plate in the high-strength square steel sleeve can be adjusted by the high-strength bolt, so that the relative position between the reserved wedge-shaped steel plate and the wedge-shaped steel plate is adjusted.
2. The wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve according to claim 1, wherein the wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve is characterized in that: and grouting holes are reserved in the high-strength square steel sleeve.
3. The wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve according to claim 1, wherein the wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve is characterized in that: the reserved wedge-shaped steel plate is opposite to the wedge-shaped inclined plane of the wedge-shaped steel plate, and the high-strength bolt is arranged on the other side of the wedge-shaped inclined plane of the reserved wedge-shaped steel plate.
4. The wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve according to claim 1, wherein the wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve is characterized in that: and a filling body is filled between the reserved wedge-shaped steel plate and the high-strength square steel sleeve.
5. The wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve according to claim 1, wherein the wind power mixing tower prefabricated tower adopting the stepless adjusting sleeve is characterized in that: the bottom of the upper plate section is provided with a height difference at two sides of the wedge-shaped steel plate so as to form a slurry outlet between the upper plate section and the lower plate section.
6. A construction method of a wind power mixing tower prefabricated tower barrel adopting a stepless adjusting sleeve as claimed in any one of claims 1-5, which is characterized in that: the construction method comprises the following steps:
a wedge-shaped steel plate is buried at the bottom of the upper plate section of the prefabricated tower barrel of the wind power mixing tower, and a stepless adjusting sleeve connecting piece is buried at the corresponding position of the top of the lower plate section of the prefabricated tower barrel of the wind power mixing tower;
inserting the wedge-shaped steel plate into the channel of the temporary assembly platform;
utilizing a T-shaped scale with the same bottom area as a reserved wedge-shaped steel plate of the stepless adjusting sleeve connecting piece, and adjusting all pore channels to the same elevation by changing the tightness of the high-strength bolt;
the upper plate section is hung, the wedge-shaped steel plate is inserted into the stepless adjusting sleeve connecting piece, the high-strength bolt is screwed to enable the position of the reserved wedge-shaped steel plate in the high-strength square steel sleeve to be changed, so that the relative position between the reserved wedge-shaped steel plate and the wedge-shaped steel plate is changed, and the height of each contact point between the upper plate section and the lower plate section is adjusted until the horizontal and vertical requirements are met;
filling the filling body through the grouting holes, and completing connection between the upper plate section and the lower plate section after the filling body is solidified.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110661145.6A CN113404644B (en) | 2021-06-15 | 2021-06-15 | Wind power mixing tower prefabricated tower barrel adopting stepless adjusting sleeve and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110661145.6A CN113404644B (en) | 2021-06-15 | 2021-06-15 | Wind power mixing tower prefabricated tower barrel adopting stepless adjusting sleeve and construction method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113404644A CN113404644A (en) | 2021-09-17 |
| CN113404644B true CN113404644B (en) | 2024-04-16 |
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| CN202110661145.6A Active CN113404644B (en) | 2021-06-15 | 2021-06-15 | Wind power mixing tower prefabricated tower barrel adopting stepless adjusting sleeve and construction method thereof |
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| Title |
|---|
| 海上潮汐带风力发电试验项目施工;胡立平;钱建辉;吴留恩;;武汉大学学报(工学版);20131025(S1);第319-323页 * |
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