CN108590317B - Splicing device and splicing method for prestressed concrete tower drum - Google Patents
Splicing device and splicing method for prestressed concrete tower drum Download PDFInfo
- Publication number
- CN108590317B CN108590317B CN201810653579.XA CN201810653579A CN108590317B CN 108590317 B CN108590317 B CN 108590317B CN 201810653579 A CN201810653579 A CN 201810653579A CN 108590317 B CN108590317 B CN 108590317B
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- clamping plate
- raft
- prestressed concrete
- concrete tower
- splicing
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H12/00—Towers; Masts or poles; Chimney stacks; Water-towers; Methods of erecting such structures
- E04H12/16—Prestressed structures
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D27/00—Foundations as substructures
- E02D27/32—Foundations for special purposes
- E02D27/42—Foundations for poles, masts or chimneys
- E02D27/425—Foundations for poles, masts or chimneys specially adapted for wind motors masts
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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
Abstract
The invention discloses a splicing device and a splicing method for prestressed concrete tower cylinders, wherein the splicing device comprises the following steps: the raft assembly and the pair of support assemblies are arranged on a field in a rectangular shape; placing a pair of support assemblies on each raft assembly; leveling the levelness of every two adjacent regulating plates on the four supporting components by using a leveling instrument; placing one semicircle of the prestressed concrete tower cylinder on the adjusting plates of the two pairs of supporting components, and placing the other semicircle of the prestressed concrete tower cylinder on the adjusting plates of the other two pairs of supporting components; and (3) moving one semicircle of the prestressed concrete tower barrel to be tightly buckled with the other semicircle of the prestressed concrete tower barrel, and pouring high-strength grouting material at the joint of every two tight buckling sections. The invention can ensure that the prestressed concrete tower barrels are spliced horizontally during splicing, and improves the splicing quality of each section of prestressed concrete tower barrel, thereby improving the construction quality of the whole wind power generation project.
Description
Technical Field
The invention belongs to the field of construction engineering, and particularly relates to a splicing device and a splicing method for prestressed concrete tower cylinders.
Background
The wind driven generator tower in mixed form is a new type wind driven generator tower, namely the lower part of the tower adopts prestressed concrete structure, the upper part adopts steel structure, the prestressed concrete structure is formed by several segments of round table-shaped prestressed concrete towers with different sizes, when the wind driven generator tower is prefabricated in factory, each segment of prestressed concrete tower is usually manufactured in two halves, and is transported to site and then spliced to form a complete round table-shaped prestressed concrete tower, then several complete round table-shaped prestressed concrete towers are stacked one by one from large to small to be connected into a generator tower, the installation mode puts higher requirements on the splicing of each segment of tower, the levelness, elevation and verticality are important points of quality control, however, the wind power plant in inland area is generally built in mountain areas or hilly areas, the construction area is uneven, and especially the control of levelness is difficult to be ensured.
Disclosure of Invention
In order to solve the problems, the invention provides a splicing device and a splicing method for prestressed concrete towers, which can ensure that the prestressed concrete towers are spliced horizontally during splicing, and improve the splicing quality of each section of prestressed concrete tower, thereby improving the construction quality of the whole project.
In order to achieve the above object, an apparatus according to the present invention comprises:
a raft assembly, a pair of support assemblies,
the raft assembly comprises a left clamping plate, wherein the front end of the left clamping plate is connected with a left front clamping plate, the rear end of the left clamping plate is connected with a left rear clamping plate, the right end of the left front clamping plate and the right end of the left rear clamping plate are respectively connected with a middle clamping plate, the front end of the middle clamping plate is connected with a right front clamping plate, the rear end of the middle clamping plate is connected with a right rear clamping plate, and the right end of the right front clamping plate and the right end of the right rear clamping plate are respectively connected with a right clamping plate; a plurality of first raft rows are continuously arranged between the left splint and the middle splint from front to back, the left ends of the first raft rows are connected with the left splint, the right ends of the first raft rows are connected with the middle splint, a plurality of second raft rows are continuously arranged between the middle splint and the right splint from front to back, the left ends of the second raft rows are connected with the middle splint, and the right ends of the second raft rows are connected with the right splint; the outer side surfaces of the left front clamping plate, the left rear clamping plate, the right front clamping plate and the right rear clamping plate are respectively connected with a first lifting lug;
the supporting component comprises a supporting frame, wherein the supporting frame is internally connected with a reinforcing plate, through holes are respectively formed in the positions, close to the four right angles, of the top surface of the supporting frame, and embedded rods are respectively connected with the bottom surface, close to the four right angles, of the supporting frame; the supporting assembly further comprises an adjusting plate, the bottom surface of the adjusting plate is connected with screws near four right angles respectively, the screws are connected with upper adjusting nuts in a threaded mode, then extend into the supporting frame from through holes in the top surface of the supporting frame, and then are connected with lower adjusting nuts in a threaded mode; the embedded rod is connected with the balance seat, and the front side and the rear side of the balance seat are respectively connected with the second lifting lug.
The balance seat is made of reinforced concrete, and the embedded rod is connected with the steel bars in the balance seat.
The second lifting lug is connected with the balance seat, and is connected with the steel bars in the balance seat.
The connections are all welds.
As a method of the present invention, the method comprises the steps of:
placing four raft assemblies on a field in a rectangular shape;
placing a pair of support assemblies on each raft assembly;
leveling the levelness of every two adjacent adjusting plates on the four supporting components by using a leveling instrument, and keeping the four pairs of adjusting plates on a horizontal plane by adjusting an upper adjusting nut and a lower adjusting nut;
placing one semicircle of the prestressed concrete tower cylinder on the adjusting plates of the two pairs of supporting components by using a crane, placing the other semicircle of the prestressed concrete tower cylinder on the adjusting plates of the other two pairs of supporting components, further checking levelness, and adjusting an upper adjusting nut and a lower adjusting nut by matching a jack and a spanner to ensure that the four pairs of adjusting plates are kept on a horizontal plane;
slowly moving one semicircle of the prestressed concrete tower cylinder by using a crane to tightly butt-buckle with the other semicircle of the prestressed concrete tower cylinder, and enabling the connecting ring ribs on every two tight butt-buckle sections to be mutually staggered and meshed;
installing templates, and pouring high-strength grouting material at the joint of every two tight buckling sections to ensure that
The two semicircle of the prestressed concrete tower cylinder are integrated, thereby completing the splicing of the prestressed concrete tower cylinder.
The four raft assemblies are placed on the field in a rectangular shape, the first lifting lugs on the raft assemblies are penetrated and hung by the steel wire ropes, and then the raft assemblies are hung by a crane.
And a pair of supporting components are placed on each raft, and a second lifting lug on the supporting component is hung by a steel wire rope in a penetrating way, and then the raft is hung by a crane.
The invention can ensure that the prestressed concrete tower barrels are spliced horizontally during splicing, and improves the splicing quality of each section of prestressed concrete tower barrel, thereby improving the construction quality of the whole wind power generation project.
Drawings
FIG. 1 is a schematic view of a partially cut-away front view of a splice device support assembly of the present invention.
Fig. 2 is a schematic top view of the splicing device of the present invention.
FIG. 3 is a schematic diagram of a splicing method according to the present invention.
Detailed Description
The present invention will be described in further detail below with reference to the accompanying drawings so as to facilitate a more clear understanding to those skilled in the art.
As an apparatus of the present invention, as shown in fig. 1 and 2, it includes:
a raft assembly, a pair of support assemblies,
the raft assembly comprises a left clamping plate 1, wherein the front end of the left clamping plate is connected with a left front clamping plate 2, the rear end of the left clamping plate is connected with a left rear clamping plate 3, the right end of the left front clamping plate and the right end of the left rear clamping plate are respectively connected with a middle clamping plate 4, the front end of the middle clamping plate is connected with a right front clamping plate 5, the rear end of the middle clamping plate is connected with a right rear clamping plate 6, and the right end of the right front clamping plate and the right end of the right rear clamping plate are respectively connected with a right clamping plate 7; a plurality of first raft rows 8 are continuously arranged between the left splint 1 and the middle splint 4 from front to back, the left end of each first raft row 8 is connected with the left splint 1, the right end of each first raft row 8 is connected with the middle splint 4, a plurality of second raft rows 9 are continuously arranged between the middle splint 4 and the right splint 7 from front to back, the left end of each second raft row 9 is connected with the middle splint 4, and the right end of each second raft row 9 is connected with the right splint 7; the outer side surfaces of the left front clamping plate 2, the left rear clamping plate 3, the right front clamping plate 5 and the right rear clamping plate 6 are respectively connected with a first lifting lug 10;
the supporting component comprises a supporting frame 11, a reinforcing plate 12 is connected in the supporting frame 11, through holes are respectively formed in the positions, close to four right angles, of the top surface of the supporting frame 11, and embedded rods 13 are respectively connected with the bottom surface, close to four right angles, of the supporting frame 11; the supporting assembly further comprises an adjusting plate 14, wherein the bottom surface of the adjusting plate 14 is respectively connected with a screw rod 15 near four right angles, the screw rods 15 are connected with an upper adjusting nut 16 in a threaded manner, then extend into the supporting frame 11 from a through hole on the top surface of the supporting frame 11, and are then connected with a lower adjusting nut 17 in a threaded manner; the embedded rod 13 is connected with a balance seat 18, and the front side surface and the rear side surface of the balance seat 18 are respectively connected with a second lifting lug 19.
The balance seat 18 is made of reinforced concrete, and the embedded rod 13 is connected with the reinforcing steel bars in the balance seat 18.
The second lifting lug 19 is connected with the balance seat 18, and the second lifting lug 19 is connected with the steel bars in the balance seat 18.
The connections are all welds.
As a method of the present invention, as shown in fig. 1, 2, and 3, it comprises the steps of:
placing four raft assemblies on a field in a rectangular shape;
placing a pair of support assemblies on each raft assembly;
leveling the levelness of every two adjacent adjusting plates 14 on the four supporting assemblies by using a leveling instrument, and keeping the four pairs of adjusting plates 14 on a horizontal plane by adjusting an upper adjusting nut 16 and a lower adjusting nut 17;
placing one semicircle of the prestressed concrete tower cylinder 20 on the adjusting plates 14 of the two pairs of supporting components by using a crane, placing the other semicircle of the prestressed concrete tower cylinder 20 on the adjusting plates 14 of the other two pairs of supporting components, further checking levelness, and adjusting the upper adjusting nut 16 and the lower adjusting nut 17 by matching a jack and a spanner to ensure that the four pairs of adjusting plates 14 are kept on a horizontal plane;
slowly moving one semicircle of the prestressed concrete tower cylinder 20 by using a crane to tightly butt-buckle with the other semicircle of the prestressed concrete tower cylinder 20, and mutually staggered and meshed with the connecting ring ribs on every two tight butt-buckle sections;
installing templates, and pouring high-strength grouting material at the joint of every two tight buckling sections to ensure that
The two semicircles of the prestressed concrete tower cylinder 20 are integrated, thereby completing the splicing of the prestressed concrete tower cylinder 20.
The four raft assemblies are placed on the field in a rectangular shape, the first lifting lugs 10 on the raft assemblies are penetrated and hung by steel wire ropes, and then the raft assemblies are hung by a crane.
A pair of supporting components are placed on each raft component, and the second lifting lugs 19 on the supporting components are hung by using steel wire ropes in a penetrating mode, and then the raft components are hung by using a crane.
The invention can ensure that the prestressed concrete tower barrels are spliced horizontally during splicing, and improves the splicing quality of each section of prestressed concrete tower barrel, thereby improving the construction quality of the whole wind power generation project.
Claims (7)
1. A prestressed concrete tower splicing device, characterized in that the device comprises:
a raft assembly, a pair of support assemblies,
the raft assembly comprises a left clamping plate (1), wherein the front end of the left clamping plate is connected with a left front clamping plate (2), the rear end of the left clamping plate is connected with a left rear clamping plate (3), the right end of the left front clamping plate and the right end of the left rear clamping plate are respectively connected with a middle clamping plate (4), the front end of the middle clamping plate is connected with a right front clamping plate (5), the rear end of the middle clamping plate is connected with a right rear clamping plate (6), and the right end of the right front clamping plate and the right end of the right rear clamping plate are respectively connected with a right clamping plate (7); a plurality of first raft rows (8) are continuously arranged between the left splint (1) and the middle splint (4) from front to back, the left end of the first raft row (8) is connected with the left splint (1), the right end of the first raft row (8) is connected with the middle splint (4), a plurality of second raft rows (9) are continuously arranged between the middle splint (4) and the right splint (7) from front to back, the left end of the second raft row (9) is connected with the middle splint (4), and the right end of the second raft row (9) is connected with the right splint (7); the outer side surfaces of the left front clamping plate (2), the left rear clamping plate (3), the right front clamping plate (5) and the right rear clamping plate (6) are respectively connected with a first lifting lug (10);
the supporting assembly comprises a supporting frame (11), a reinforcing plate (12) is connected in the supporting frame (11), through holes are formed in the positions, close to four right angles, of the top surface of the supporting frame (11), and embedded rods (13) are connected to the positions, close to the four right angles, of the bottom surface of the supporting frame (11); the supporting assembly further comprises an adjusting plate (14), the bottom surface of the adjusting plate (14) is respectively connected with a screw rod (15) close to four right angles, the screws (15) are connected with an upper adjusting nut (16) in a threaded mode, then extend into the supporting frame (11) from a through hole in the top surface of the supporting frame (11), and are then connected with a lower adjusting nut (17) in a threaded mode; the embedded rod (13) is connected with the balance seat (18), and the front side surface and the rear side surface of the balance seat (18) are respectively connected with the second lifting lug (19).
2. The apparatus according to claim 1, wherein: the balance seat (18) is made of reinforced concrete, and the embedded rod (13) is connected with the reinforcing steel bars in the balance seat (18).
3. The apparatus according to claim 2, wherein: the second lifting lug (19) is connected with the balance seat (18), and the second lifting lug (19) is connected with the steel bars in the balance seat (18).
4. A device according to claim 1, 2 or 3, characterized in that: the connections are all welds.
5. A method of splicing prestressed concrete towers of the apparatus of any of claims 1 to 4, said method comprising the steps of:
placing four raft assemblies on a field in a rectangular shape;
placing a pair of support assemblies on each raft assembly;
leveling the levelness of every two adjacent adjusting plates (14) on the four supporting assemblies by using a leveling instrument, and keeping the four pairs of adjusting plates (14) on a horizontal plane by adjusting an upper adjusting nut (16) and a lower adjusting nut (17);
placing one semicircle of the prestressed concrete tower cylinder (20) on the adjusting plates (14) of the two pairs of supporting components by using a crane, placing the other semicircle of the prestressed concrete tower cylinder (20) on the adjusting plates (14) of the other two pairs of supporting components, further checking levelness, and adjusting the upper adjusting nut (16) and the lower adjusting nut (17) by matching the jack and the spanner so as to keep the four pairs of adjusting plates (14) on a horizontal plane;
slowly moving one semicircle of the prestressed concrete tower cylinder (20) by using a crane to tightly butt-buckle with the other semicircle of the prestressed concrete tower cylinder (20), and enabling the connecting ring ribs on every two tight butt-buckle sections to be mutually staggered and meshed;
and installing templates, and pouring high-strength grouting material at the joint of every two tight buckling sections to integrate two semicircles of the prestressed concrete tower cylinder (20), thereby completing the splicing of the prestressed concrete tower cylinder (20).
6. The splicing method according to claim 5, wherein: the four raft assemblies are placed on the field in a rectangular shape, the first lifting lugs (10) on the raft assemblies are penetrated and hung by steel wire ropes, and then the raft assemblies are hung by a crane.
7. The splicing method according to claim 5, wherein: a pair of supporting components are placed on each raft, and a second lifting lug (19) on each supporting component is hung by a steel wire rope in a penetrating mode, and then the raft is hung by a crane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810653579.XA CN108590317B (en) | 2018-06-22 | 2018-06-22 | Splicing device and splicing method for prestressed concrete tower drum |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810653579.XA CN108590317B (en) | 2018-06-22 | 2018-06-22 | Splicing device and splicing method for prestressed concrete tower drum |
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| Publication Number | Publication Date |
|---|---|
| CN108590317A CN108590317A (en) | 2018-09-28 |
| CN108590317B true CN108590317B (en) | 2023-04-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201810653579.XA Active CN108590317B (en) | 2018-06-22 | 2018-06-22 | Splicing device and splicing method for prestressed concrete tower drum |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094424A (en) * | 2009-12-10 | 2011-06-15 | 中交第三航务工程局有限公司 | Process for leveling tower drum foundation ring during foundation construction of offshore wind turbine |
| CN103953062A (en) * | 2014-05-19 | 2014-07-30 | 广东明阳风电产业集团有限公司 | Jacket structure with base ring leveling function |
| CN106639608A (en) * | 2016-10-10 | 2017-05-10 | 中国二十二冶集团有限公司 | Built-in tower for construction for prestress steel strand concrete tower barrel and installation method |
| CN208329817U (en) * | 2018-06-22 | 2019-01-04 | 中国十七冶集团有限公司 | A kind of splicing apparatus of pre-stress concrete tower |
-
2018
- 2018-06-22 CN CN201810653579.XA patent/CN108590317B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102094424A (en) * | 2009-12-10 | 2011-06-15 | 中交第三航务工程局有限公司 | Process for leveling tower drum foundation ring during foundation construction of offshore wind turbine |
| CN103953062A (en) * | 2014-05-19 | 2014-07-30 | 广东明阳风电产业集团有限公司 | Jacket structure with base ring leveling function |
| CN106639608A (en) * | 2016-10-10 | 2017-05-10 | 中国二十二冶集团有限公司 | Built-in tower for construction for prestress steel strand concrete tower barrel and installation method |
| CN208329817U (en) * | 2018-06-22 | 2019-01-04 | 中国十七冶集团有限公司 | A kind of splicing apparatus of pre-stress concrete tower |
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| CN108590317A (en) | 2018-09-28 |
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