CN219807670U - Shackle for hoisting steel pipe pole tower - Google Patents
Shackle for hoisting steel pipe pole tower Download PDFInfo
- Publication number
- CN219807670U CN219807670U CN202321226125.7U CN202321226125U CN219807670U CN 219807670 U CN219807670 U CN 219807670U CN 202321226125 U CN202321226125 U CN 202321226125U CN 219807670 U CN219807670 U CN 219807670U
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- clamping plate
- shackle
- pin shaft
- steel pipe
- lower clamping
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 57
- 239000010959 steel Substances 0.000 title claims abstract description 57
- 238000009434 installation Methods 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
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Abstract
The shackle for hoisting the steel pipe pole tower is characterized by comprising a shackle main body, a steel wire rope lock catch, an anti-falling pin shaft, an upper clamping plate, a pin shaft and a lower clamping plate; the steel wire cable lock catch is rotatably arranged at the upper end of the shackle main body; the upper clamping plate and the lower clamping plate are respectively fixedly arranged at the upper part and the middle part of one side of the shackle main body; the head of the pin shaft passes through the lower clamping plate and the upper clamping plate from bottom to top, the anti-falling pin shaft is detachably and fixedly connected with the lower part of the shackle main body, and the second flange at the bottom of the pin shaft is subjected to anti-falling limiting; the pin shaft between the upper clamping plate and the lower clamping plate is assembled and connected with the lifting hole at the edge of the steel pipe pole tower; the steel wire rope locking device not only ensures that the edge of the steel tube tower is always pressed on the lower clamping plate in the process of locking and tensioning the steel wire rope and the steel wire rope, reduces the potential safety hazard generated by larger transverse stress in the lifting process of the shackle, but also has the advantages of simple structure, convenient installation and wide applicability.
Description
Technical Field
The utility model relates to the technical field of steel tube pole tower crane assembly construction, in particular to a shackle for steel tube pole tower crane assembly.
Background
In the current steel pipe pole tower hoisting construction process, the most common lifting tool is the shackle, however, because the single section of the main material of the steel pipe pole tower is large in weight and limited by the round shape of the steel pipe, the steel wire rope and the steel pipe pole tower are directly connected through the shackle, the phenomenon that the shackle is sheared due to transverse stress in the hoisting process is very easy to occur, and great potential safety hazards exist.
Therefore, the utility model is particularly necessary to provide a practical shackle for the tower crane of the steel pipe, which can effectively reduce potential safety hazards.
Disclosure of Invention
Aiming at the problems, the utility model provides a shackle for hoisting a steel pipe pole tower, which adopts the following technical scheme:
the shackle for hoisting the steel pipe pole tower is characterized by comprising a shackle main body, a steel wire rope lock catch, an anti-falling pin shaft, an upper clamping plate, a pin shaft and a lower clamping plate; the steel wire cable lock catch is rotatably arranged at the upper end of the shackle main body; the upper clamping plate and the lower clamping plate are respectively fixedly arranged at the upper part and the middle part of one side of the shackle main body; the head of the pin shaft passes through the lower clamping plate and the upper clamping plate from bottom to top, the anti-falling pin shaft is detachably and fixedly connected with the lower part of the shackle main body, and the second flange at the bottom of the pin shaft is subjected to anti-falling limiting; and a pin shaft between the upper clamping plate and the lower clamping plate is assembled and connected with a lifting hole at the edge of the steel pipe pole tower.
The pin shaft is provided with a second thread, and a limit nut is arranged through the second thread; and the limit nut is positioned between the upper clamping plate and the lower clamping plate and is used for limiting and fixing the edge of the steel pipe pole tower.
The limit nut is a flange nut, and the flange end is contacted with the edge of the steel pipe pole tower.
The outer surfaces of the head part and the tail part of the shaft rod of the pin shaft are respectively provided with a first positioning ring surface with the diameter smaller than that of the second thread and a second positioning ring surface with the diameter larger than that of the second thread, and the first positioning ring surface and the second positioning ring surface are respectively connected with the upper clamping plate and the lower clamping plate in a matched sliding manner and are used for radially positioning the installation of the upper clamping plate and the lower clamping plate of the pin shaft.
The length of the second positioning ring surface is larger than the thickness of the lower clamping plate.
The length of the positioning ring surface II is 2-5 times of the thickness of the lower clamping plate.
Due to the adoption of the technical scheme, the utility model has the following advantages:
1. according to the utility model, through the matching design of the anti-falling pin shaft, the upper clamping plate, the pin shaft, the lower clamping plate and the limit nut, the edge of the steel tube tower is always pressed on the lower clamping plate in the process of locking and tensioning the steel wire rope, and the potential safety hazard caused by larger transverse stress of the shackle in the hoisting process is reduced.
2. According to the utility model, the first positioning ring surface and the second positioning ring surface are arranged on the pin shaft, so that the problem of assembly deflection caused by a gap between the pin shaft and the upper clamping plate and between the pin shaft and the lower clamping plate is effectively solved; in addition, the second positioning ring surface is always in contact with the steel pipe pole tower crane hole, so that damage to threads on the pin shaft is effectively avoided, and the service life of the pin shaft is prolonged.
3. The utility model has simple structure, convenient installation and wide applicability.
Drawings
Fig. 1-3 are schematic views of the overall assembly structure of the present utility model.
Fig. 4 is a schematic view of the pin structure of the present utility model.
Fig. 5 is a schematic structural diagram of the hoisting of the steel pipe tower according to the present utility model.
Fig. 6 is an enlarged schematic view of the structure of fig. 5 a according to the present utility model.
Reference numerals: 1-shackle body; 2-locking the steel wire rope; 3-an anti-falling pin shaft; 4-upper clamping plate; 5-a pin shaft; 6-a lower clamping plate; 7-limiting nuts; 51-second flange; 52-positioning a second ring surface; 53-second thread; 54-positioning the first annulus.
Detailed Description
The technical scheme of the utility model is further specifically described below through examples and with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be embodied in many other forms than described herein, and persons skilled in the art will be able to make similar modifications without departing from the spirit of the utility model, so that the utility model is not limited to the specific embodiments disclosed below.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "front", "rear", etc., are based on directions or positional relationships shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model.
Examples:
as shown in fig. 1-2, the shackle for hoisting a steel pipe pole tower comprises a shackle main body 1, a steel wire rope lock catch 2, an anti-falling pin shaft 3, an upper clamping plate 4, a pin shaft 5 and a lower clamping plate 6; the shackle main body 1 is plate-shaped, the steel wire cable lock catch 2 is vertically and rotatably arranged at the upper end of the shackle main body 1, and the part contacted with the steel wire is arc-shaped; the upper clamping plate 4 and the lower clamping plate 6 are respectively and vertically fixedly arranged at the upper part and the middle part of one side of the shackle main body 1; the head of the pin shaft 5 passes through the lower clamping plate 6 and the upper clamping plate 4 from bottom to top; the anti-drop pin shaft 3 is provided with a first thread, the lower part of the shackle main body 1 is provided with an internal thread matched with the first thread, the anti-drop pin shaft 3 is in threaded connection with the lower part of the shackle main body 1, and the second flange 51 at the bottom of the pin shaft 5 is subjected to anti-drop limit; the pin shaft 5 between the upper clamping plate 4 and the lower clamping plate 6 is assembled and connected with the lifting hole at the edge of the steel pipe pole tower.
As a specific implementation manner of the present embodiment, in order to keep the shackle of the present embodiment stable in the vertical direction of the steel pipe tower during the hoisting process, as shown in fig. 4, the pin 5 is provided with a second thread 53, and a limit nut 7 is installed through the second thread 53; the limiting nut 7 is located between the upper clamping plate 4 and the lower clamping plate 6 and is used for limiting and fixing the edge of the steel pipe pole tower.
In this embodiment, the first flange of the anti-drop pin 3 and the second flange 51 of the pin 5 are both hexagonal.
As a specific implementation manner of this embodiment, in order to enlarge the contact surface of the stop nut 7 against the edge of the steel pipe tower, as shown in fig. 3, the stop nut 7 is a flange nut, and the flange end is in contact with the edge of the steel pipe tower.
As a specific implementation manner of this embodiment, as shown in fig. 4, the outer surfaces of the head and the tail of the shaft rod of the pin 5 are respectively set to a first positioning ring surface 54 with a diameter smaller than the second screw thread 53 and a second positioning ring surface 52 with a diameter larger than the second screw thread 53, and the first positioning ring surface 54 and the second positioning ring surface 52 are respectively in matched sliding connection with the upper clamping plate 4 and the lower clamping plate 6 and are used for radially positioning the installation of the upper clamping plate 4 and the lower clamping plate 6 of the pin 5, so that the possibility of serious abrasion of the pin caused by deflection of the pin 5 due to gaps between the pin 5 and the upper clamping plate 4 and the lower clamping plate 6 in the process of lifting the steel pipe tower is greatly reduced.
As a specific implementation of this embodiment, as shown in fig. 1-3, the length of the positioning ring surface two 52 is 2 times the thickness of the lower plate 6, and this design has the advantages that: the hoisting hole at the edge of the steel pipe pole tower is always in contact with the second positioning ring surface 52 of the pin shaft 5, but not the second thread 53, so that the integrity of the second thread 53 is effectively protected.
Referring to fig. 5-6, the steps are implemented as follows:
the first step, the opening between the shackle upper clamping plate 4 and the lower clamping plate 6 of the embodiment is matched with the edge of the steel pipe pole tower, and one of the hoisting holes is aligned;
secondly, the head of the pin shaft 5 sequentially passes through the lower clamping plate 6 and the lifting hole from bottom to top, is connected with the limit nut 7 through the second thread 53 after passing through the lifting hole, and then passes through the upper clamping plate 4; then the anti-falling pin shaft 3 is fixedly connected with the lower part of the shackle main body 1 through an external hexagonal wrench in a threaded manner so as to carry out anti-falling limit on a second flange 51 at the bottom of the pin shaft 5;
step three, clamping a second flange 51 and a limit nut 7 at the bottom of the pin shaft 5 through two outer hexagonal spanners respectively, and screwing the limit nut 7 downwards along a second thread 53 of the pin shaft 5 until the limit nut contacts with the upper surface of the lifting hole; thereby completing the connection of one shackle and the steel pipe pole tower;
fourth, repeating the first to third steps on the opposite side lifting hole of the steel pipe pole tower, on which the shackle of the embodiment is installed, and installing a shackle again;
fifthly, connecting the two shackle steel wire cable locks 2 with a steel wire rope;
thereby completing the installation of the shackle of the present embodiment.
Claims (6)
1. The shackle for hoisting the steel pipe pole tower is characterized by comprising a shackle main body (1), a steel wire cable lock catch (2), an anti-falling pin shaft (3), an upper clamping plate (4), a pin shaft (5) and a lower clamping plate (6); the steel wire cable lock catch (2) is rotatably arranged at the upper end of the shackle main body (1); the upper clamping plate (4) and the lower clamping plate (6) are respectively and fixedly arranged at the upper part and the middle part of one side of the shackle main body (1); the head of the pin shaft (5) passes through the lower clamping plate (6) and the upper clamping plate (4) from bottom to top, the anti-falling pin shaft (3) is detachably and fixedly connected with the lower part of the shackle main body (1), and the second blocking edge (51) at the bottom of the pin shaft (5) is subjected to anti-falling limiting; and a pin shaft (5) between the upper clamping plate (4) and the lower clamping plate (6) is assembled and connected with a lifting hole at the edge of the steel pipe pole tower.
2. The shackle for hoisting a steel pipe pole tower according to claim 1, wherein the pin shaft (5) is provided with a second thread (53), and a limit nut (7) is arranged through the second thread (53); the limiting nut (7) is positioned between the upper clamping plate (4) and the lower clamping plate (6) and is used for limiting and fixing the edge of the steel tube pole tower.
3. The shackle for hoisting a steel pipe pole tower according to claim 2, characterized in that the limit nut (7) is a flange nut, and the flange end is in contact with the edge of the steel pipe pole tower.
4. The shackle for hoisting a steel pipe pole tower according to claim 2, wherein the outer surfaces of the head and the tail of the shaft rod of the pin shaft (5) are respectively provided with a first positioning ring surface (54) with the diameter smaller than a second screw thread (53) and a second positioning ring surface (52) with the diameter larger than the second screw thread (53), and the first positioning ring surface (54) and the second positioning ring surface (52) are respectively matched and slidingly connected with the upper clamping plate (4) and the lower clamping plate (6) for radially positioning the installation of the upper clamping plate (4) and the lower clamping plate (6) of the pin shaft (5).
5. The shackle for hoisting a steel pipe tower according to claim 4, wherein the length of the positioning ring surface II (52) is larger than the thickness of the lower clamping plate (6).
6. The shackle for hoisting a steel pipe tower according to claim 5, wherein the length of the positioning ring surface II (52) is 2-5 times the thickness of the lower clamping plate (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226125.7U CN219807670U (en) | 2023-05-20 | 2023-05-20 | Shackle for hoisting steel pipe pole tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321226125.7U CN219807670U (en) | 2023-05-20 | 2023-05-20 | Shackle for hoisting steel pipe pole tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219807670U true CN219807670U (en) | 2023-10-10 |
Family
ID=88211037
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321226125.7U Active CN219807670U (en) | 2023-05-20 | 2023-05-20 | Shackle for hoisting steel pipe pole tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219807670U (en) |
-
2023
- 2023-05-20 CN CN202321226125.7U patent/CN219807670U/en active Active
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