CN213391448U - Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces - Google Patents
Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces Download PDFInfo
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- CN213391448U CN213391448U CN202021422735.0U CN202021422735U CN213391448U CN 213391448 U CN213391448 U CN 213391448U CN 202021422735 U CN202021422735 U CN 202021422735U CN 213391448 U CN213391448 U CN 213391448U
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Abstract
The utility model provides a quick leveling and splicing device for a sectional precast concrete tower bobbin sheet, which comprises a central frame, a connecting section, a supporting beam, a supporting panel, a limiting positioning pin hole, a positioning pin, leveling support legs, a base plate and the like; the octagonal central framework is connected with the eight supporting beams through the connecting sections to form a main body structure of the splicing device; a support panel is welded on the top surface of the support beam, a series of limiting positioning pin holes are formed in the support panel, and positioning pins are inserted to realize quick and accurate positioning of the concrete tower tube sheet; leveling support legs are arranged at the bottom of the edge beam of the central frame and the bottom of the outer end of the supporting beam and serve as a supporting support and a leveling device of the platform; and a base plate is arranged at the bottom of the leveling support leg and used for dispersing upper concentrated load and reducing local settlement of the foundation. The utility model has the advantages of reasonable design, it is firm to support, and convenient dismantlement, installation and transportation can realize the quick accurate location and the leveling concatenation of burst precast concrete tower bobbin piece.
Description
Technical Field
The utility model belongs to the technical field of land wind-powered electricity generation concrete tower section of thick bamboo, concretely relates to burst precast concrete tower bobbin pipe piece fast leveling splicing apparatus.
Background
With the further development and utilization of wind resources in China, wind generating sets gradually develop to high altitude, and accompanying traditional wind power flexible all-steel tower tube technology is difficult to meet the requirements of wind generating set towers with large rigidity and large calibers. In recent years, with the popularization of the assembly type concrete technology in China, the application of the piece-by-piece prefabricated assembly type concrete tower barrel in the field of wind power generation is increasingly common, and the defects of low rigidity and small caliber of a flexible steel tower are effectively overcome. However, the speed and precision of splicing and installing the segmental precast concrete tower tube pieces greatly affect the construction period and the investment cost, and how to improve the splicing precision and the construction speed of the segmental precast concrete tower tube pieces becomes a new challenge and a new problem to be faced by the concrete tower tube technology in the wind power industry in future.
Disclosure of Invention
The utility model aims at solving the existing problems, and provides a quick leveling and splicing device for segmental precast concrete tower tube pieces, which has reasonable structural design and can meet the requirements of quick and accurate positioning and splicing installation of the segment pieces with different diameters and sizes of the whole tower tube; the leveling can be conveniently carried out, and the high-precision assembling requirement of the assembled concrete tower barrel is met. Therefore, the utility model adopts the following technical scheme:
the utility model provides a burst precast concrete tower bobbin piece fast leveling splicing apparatus which characterized in that: comprises a central frame, a connecting section and eight supporting beams; the central frame is connected with the eight supporting beams through the connecting sections to form a main body structure of the splicing device; the supporting beam is connected with a duct piece supporting panel, a series of limiting positioning pin holes are formed in the supporting panel and are used for being connected with positioning pins, and the positioning pins are inserted to realize accurate positioning of the concrete tower tube piece; the bottom of splicing apparatus major structure sets up a plurality of leveling stabilizer blades, and leveling stabilizer blade bottom sets up the backing plate for disperse upper portion concentrated load, reduce the ground local settlement.
Furthermore, the central frame is in a regular octagon shape and consists of a middle steel beam in a shape like a Chinese character 'mi' and regular octagon boundary beams orthogonal to the steel beam in the shape like the Chinese character 'mi', and the steel beam in the shape like the Chinese character 'mi' is connected with the regular octagon boundary beams through welding.
The connecting section is a short beam, the inner end of the connecting section is orthogonally welded with the center frame boundary beam in the middle, and the outer end of the connecting section is provided with a connecting flange and is connected with the supporting beam through a bolt.
The eight supporting beams are uniformly and radially arranged around the central frame to ensure that the middle part and the two ends of each quarter concrete tower pipe piece are simultaneously stressed, and the pipe piece can be stably supported in a free state; the inner end of the supporting beam is provided with a flange which is connected with the connecting section through a bolt.
Further, the height and the length of the supporting beams can meet the requirements of safe placement and normal splicing of duct pieces with different diameter sizes of the whole concrete tower barrel.
The top surface of the supporting beam is a supporting panel, and a series of limiting and positioning pin holes are arranged on the supporting panel, so that positioning pins can be conveniently inserted to realize rapid and accurate positioning and splicing of the duct pieces; the arrangement of the series of limiting positioning pin holes can meet the requirement of accurate positioning of the inner walls and the side faces of the duct pieces with different diameters of the whole concrete tower barrel.
The leveling support legs are arranged at the bottom of the edge beam of the central frame and the middle position of the bottom of the outer end of each supporting beam, 16 leveling support legs are arranged, and the leveling support legs have supporting and leveling functions; the bottom parts of the leveling support legs are respectively provided with a base plate for dispersing upper concentrated loads and reducing local settlement of a foundation; a pry bar perforation is arranged below the leveling support leg, and the leveling function is achieved by rotating the mechanical rotating disc through the pry bar.
The utility model has the advantages that:
(1) the utility model provides a pair of burst precast concrete tower bobbin piece fast leveling splicing apparatus, its structural design is reasonable, and even eight supporting beam and the octagon center frame of radially arranging pass through the linkage segment even for whole, can guarantee the middle part of every fourth section of jurisdiction and three atress in both ends simultaneously, but the steady support section of jurisdiction under free state provides firm platform for follow-up concatenation process.
(2) The utility model discloses a set up the spacing location pinhole of series on a supporting beam top supporting panel, can realize the accurate positioning concatenation of the different diameter size sections of jurisdiction of whole concrete tower section of thick bamboo fast, effectively guaranteed the precision and the speed of concatenation construction.
(3) The utility model discloses set up a leveling stabilizer blade between two parties bottom central frame boundary beam bottom and every supporting beam outer end, earlier guarantee central frame's levelness through the leveling stabilizer blade of regulation center frame department, the leveling stabilizer blade of rethread regulation supporting beam department guarantees that eight supporting beam top surfaces are in same level, and then realizes the construction requirement of concrete pipe piece high accuracy concatenation.
(4) The utility model provides a pair of burst precast concrete tower bobbin piece fast leveling splicing apparatus adopts the assembled design theory, and the major structure is by the flange bolt fixed assembly shaping of regular octagon central frame and eight supporting beam through the linkage segment, easy to assemble, dismantlement and transportation.
Drawings
Fig. 1 is an overall isometric view of an embodiment of the present invention.
Fig. 2 is an overall plan view of an embodiment of the present invention.
Fig. 3-1, 3-2, and 3-3 are schematic cross-sectional views of a support beam and schematic views of two side rib plates and a middle rib plate, respectively, according to an embodiment of the present invention.
Fig. 4-1 and 4-2 are a partial front view and a side view of the connection part of the connection section and the supporting beam according to the embodiment of the present invention.
Fig. 5 is a schematic diagram of the arrangement of the limiting positioning pin holes in the embodiment of the present invention.
Fig. 6 is a schematic view of a positioning pin in an embodiment of the present invention.
Fig. 7 is a schematic view of the arrangement of leveling feet in the embodiment of the present invention.
Fig. 8-1 and 8-2 are a schematic view and a front view of the combination of the leveling feet and the base plate in the embodiment of the present invention, respectively.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
As shown in figures 1-2, the device for quickly leveling and splicing the segmental precast concrete tower tube segments comprises a central frame 1, a connecting section 2 and a supporting beam 3. The inner end of the connecting section 2 is welded with the central frame 1, the outer end of the connecting section is connected with the supporting beam 3 through a flange 10 by bolts, and the three parts form the main structure of the device. The panel 4 is provided with a series of limiting and positioning pin holes 5, and a positioning pin 6 is inserted to form a limiting and positioning system of the device. The 16 leveling feet 7 arranged at the bottom of the central frame and the supporting beam form the leveling system of the device. After the concrete tower tube piece 9 is hung on the device, the leveling and assembling process of the tower tube piece can be quickly realized through the positioning system and the leveling system.
Furthermore, the central frame 1 is in a regular octagon shape and consists of a middle steel beam in a shape like a Chinese character 'mi' and regular octagon side beams orthogonal to the steel beam, the steel beams in the shape like the Chinese character 'mi' and the side beams are both made of 32b I-steel, and all the steel beams are connected through welding.
As shown in fig. 1, 2, 3-1, 3-2 and 3-3, the support beams 3 are uniformly and radially arranged around the central frame 1, and eight support beams are arranged in total to ensure that the middle part and two ends of each quarter concrete tower tube piece 9 are simultaneously stressed, so that the pipe piece can be stably supported in a free state. The supporting beam 3 is formed by welding two rows of 32b H-shaped steel into a whole through rib plates 11 at two sides and a middle rib plate 12, and a supporting panel 4 with the thickness of 20mm is welded on the top surface of the supporting beam 3.
The width of the supporting beam 3 is required to meet the overlapping length of the concrete tower bobbin pipe sheet 9; the length of the supporting beam 3 is required to meet the requirement for normal placement of duct pieces with different diameters of the whole concrete tower cylinder, so that the distance from the limiting and positioning pin hole 5 at the innermost side to the center of the central frame 1 is matched with the radius of the section with the smallest diameter of the tower cylinder, and the distance from the limiting and positioning pin hole 5 at the outermost side to the center of the central frame 1 is matched with the radius of the section with the largest diameter of the tower cylinder.
As shown in fig. 2, 3-1, 3-2, 3-3, 4-1, 4-2, the connecting sections 2 are short beams, and serve to connect the center frame 1 and the support beams 3. The section of the connecting section 2 is the same as that of the support beam 3, namely the connecting section is formed by welding double rows of 32b I-beams through rib plates, and the top surface of the connecting section is free of a support panel. The inner end of the connecting section 2 is orthogonally welded with the edge beam of the central frame 1 in the middle. A flange 10 with the thickness of 20mm is arranged at the joint of the connecting section 2 and the supporting beam 3, and the connecting section 2 and the supporting beam 3 are firmly connected at the flange through two rows of bolts 14. At the bottom of the connecting section 2, a limiting steel plate 13 with the thickness of 20mm is welded, and plays a role in limiting and placing when the supporting beam is assembled.
As shown in figures 5-6, a series of limiting and positioning pin holes 5 are arranged on the supporting panel 4, so that positioning pins 6 can be conveniently inserted to realize quick and accurate positioning and splicing of the concrete tower tube sheets 9. The support beams 3 can be divided into two groups of end support beams E and middle support beams C, which are arranged crosswise, according to the support positions of the quarter concrete column tube pieces 9. Three rows of limiting and positioning pin holes 5 are arranged on the top supporting panel 4 of the end supporting beam E, one row 51 in the middle is used for limiting the side face of the concrete tower tube piece 9, and the other two rows 52 are located on two sides of the middle row and used for limiting the inner walls of the ends of the two spliced concrete tower tube pieces 9. A row of limiting and positioning pin holes 5 are arranged on the top supporting panel 4 of the middle supporting beam C and used for limiting the middle inner wall of the concrete tower tube sheet 9. The limiting positioning pin holes are all M24 threaded holes, and the thread depth is equal to the thickness of the support panel 4. The positioning pins 6 are all steel rods with the diameter of 24mm and the total length of 80mm, and the 20mm section at the bottom of each positioning pin 6 is an M24 threaded section 60 and is used for being screwed into the limit positioning pin holes 4.
The positioning holes in each row in the series of limiting and positioning pin holes are arranged along the radial direction, so that the positioning requirements of the inner walls and the side faces of the duct pieces with different diameters of the whole concrete tower barrel are met.
As shown in fig. 7, 8-1 and 8-2, the leveling feet 7 are arranged at the bottom of the edge beam of the central frame 1 and the middle position of the bottom of the outer end of each supporting beam 3, and 16 leveling feet 7 are arranged, and the leveling feet 7 have the functions of splicing device support and leveling. A steel plate 15 with the thickness of 20mm is additionally arranged at the joint of the leveling support foot 7 and the support beam 3, the steel plate 15 and the support beam 3 are welded, and 2-3 rib plates 24 are densely arranged on the support beam.
Further, the leveling feet 7 are formed by sequentially connecting a jacking end 16, a screw rod 17, a mechanical rotating disk 18, a fixed end 19 and a base 20. The jacking end 16 is welded with its contact members (steel plate 15, center frame 1, sill bottom). The mechanical rotating disc 18 is provided with a through hole 21 in the middle for inserting a crowbar. The bottom of the leveling support leg 7 is provided with a transition backing plate 23 with the thickness of 20mm and a steel backing plate 8 with the thickness of 20mm, the transition backing plate 23 and the backing plate 8 are welded, and the base 20 is connected with the transition backing plate 23 through a bolt 22. The base plate 8 is used for dispersing upper concentrated load and reducing foundation settlement. During the leveling process, the mechanical rotating disc 18 is rotated by inserting a pry bar into the through hole 21, so that the jacking end 16 moves upward or downward for the leveling purpose.
The above embodiments are merely preferred technical solutions of the present invention, and it should be understood by those skilled in the art that modifications or substitutions of technical solutions or parameters in the embodiments can be made without departing from the principles and essential conditions of the present invention, and all the modifications or substitutions should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides a burst precast concrete tower bobbin piece fast leveling splicing apparatus which characterized in that: comprises a central frame, a connecting section and eight supporting beams; the central frame is connected with the eight supporting beams through the connecting sections to form a main body structure of the splicing device; the supporting beam is connected with the duct piece supporting panel, and a series of limiting positioning pin holes are formed in the supporting panel and are used for connecting the positioning pins; the bottom of splicing apparatus major structure sets up a plurality of leveling stabilizer blades, and leveling stabilizer blade bottom sets up the backing plate.
2. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the central frame is in a regular octagon shape and consists of a steel beam in the shape of a Chinese character mi and regular octagon boundary beams orthogonal to the steel beam in the middle, and the steel beam in the shape of the Chinese character mi is connected with the regular octagon boundary beams through welding.
3. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the connecting section is a short beam, the inner end of the connecting section is orthogonally welded with the center frame boundary beam in the middle, and the outer end of the connecting section is provided with a connecting flange and is connected with the supporting beam through a bolt.
4. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the eight supporting beams are uniformly and radially arranged around the central frame, so that the middle part and the two ends of each quarter of concrete tower pipe piece are simultaneously stressed; the inner end of the supporting beam is provided with a flange which is connected with the connecting section through a bolt.
5. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the supporting beam height and the length meet the requirements of placing and splicing duct pieces with different diameter sizes of the whole concrete tower barrel.
6. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the series of limiting and positioning pin holes are arranged to meet accurate positioning of the inner walls and the side faces of the whole concrete tower cylinder with the duct pieces of different diameters.
7. The device for quickly leveling and splicing segmented precast concrete tower tube segments according to claim 1, is characterized in that: the leveling support legs are arranged at the bottom of the edge beam of the central frame and the middle position of the bottom of the outer end of each supporting beam, 16 leveling support legs are arranged, and the leveling support legs have supporting and leveling functions; a pry bar perforation is arranged below the leveling support, and the mechanical rotating disc is rotated through the pry bar to achieve the leveling function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021422735.0U CN213391448U (en) | 2020-07-17 | 2020-07-17 | Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021422735.0U CN213391448U (en) | 2020-07-17 | 2020-07-17 | Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces |
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| CN213391448U true CN213391448U (en) | 2021-06-08 |
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| CN202021422735.0U Active CN213391448U (en) | 2020-07-17 | 2020-07-17 | Rapid leveling and splicing device for segmental precast concrete tower bobbin pieces |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023070934A1 (en) * | 2021-10-25 | 2023-05-04 | 北京天杉高科风电科技有限责任公司 | Assembling tool |
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- 2020-07-17 CN CN202021422735.0U patent/CN213391448U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023070934A1 (en) * | 2021-10-25 | 2023-05-04 | 北京天杉高科风电科技有限责任公司 | Assembling tool |
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