CN113371595A - Assembled steel beam hoisting point and using method thereof - Google Patents
Assembled steel beam hoisting point and using method thereof Download PDFInfo
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- CN113371595A CN113371595A CN202110678016.8A CN202110678016A CN113371595A CN 113371595 A CN113371595 A CN 113371595A CN 202110678016 A CN202110678016 A CN 202110678016A CN 113371595 A CN113371595 A CN 113371595A
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- steel beam
- piece
- clamping groove
- combined
- clamping
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/22—Rigid members, e.g. L-shaped members, with parts engaging the under surface of the loads; Crane hooks
- B66C1/34—Crane hooks
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Load-Engaging Elements For Cranes (AREA)
Abstract
The invention relates to an assembled steel beam lifting point, which comprises a left combined piece, a right combined piece and a shackle, wherein the left combined piece and the right combined piece are provided with clamping grooves which are oppositely arranged; the shape of the clamping groove is matched with the surface of the steel beam; the left combination piece and the right combination piece are clamped on the steel beam; the left combination piece and the right combination piece are mutually connected at the lower side of the steel beam, through holes are arranged at the connecting positions, and shackles are arranged on the through holes; pressing the left combined sheet and the right combined sheet inwards until the through holes are superposed, and then installing a shackle; moving the hoisting point to a proper position along the steel beam for hoisting construction; and taking down the hoisting point after the hoisting is finished. The invention has the advantages that the installation of the hoisting point is convenient, the position of the hoisting point can be adjusted at will according to the needs, the steel beam structure is not damaged after the dismounting, the repair is not needed, and the construction is more convenient.
Description
Technical Field
The invention relates to the technical field of construction for arranging lifting points on steel beams in steel structure engineering, in particular to an assembled steel beam lifting point and a using method thereof.
Background
The beams in steel structure engineering are mainly made of H-shaped steel. After the main frame of the steel structure is installed, the hoisting equipment such as a truck crane and the like cannot hoist the components, the pipelines and the equipment in each layer of steel structure, and a winch or a hand-pulling (electric) hoist must be used for hoisting, so that a hoisting point needs to be arranged on the upper layer of steel structure. Most of conventional hoisting points are directly drilled or welded with hoisting points on the upper layer of steel structure, and the original steel structure needs to be damaged. After the construction is finished: 1) and (4) repairing welding is needed to be carried out on the hanging point of the cut hole again, then the welding meat is polished, and paint repairing is carried out after polishing. 2) And cutting off the welded hoisting points by flame cutting or mechanical cutting, polishing the welding meat after cutting off, and then performing paint repair after polishing. The conventional hoisting points are time-consuming and labor-consuming, and cannot be moved, so that a plurality of hoisting points are required to be arranged during hoisting.
Disclosure of Invention
The invention aims to solve the problems, and provides a scheme which does not damage the original steel structure of a hoisted object and can conveniently and quickly set a hoisting point.
In order to solve the problems, the invention firstly provides an assembled hoisting point, and the specific technical scheme is as follows:
an assembled steel beam hoisting point comprises a left combined piece, a right combined piece and a shackle, wherein the left combined piece and the right combined piece are provided with clamping grooves; the clamping grooves of the left combined sheet and the right combined sheet are arranged oppositely; the shape of the clamping groove is matched with the surface of the steel beam; the left combination piece and the right combination piece are clamped on the steel beam; the left combination piece and the right combination piece are positioned on the lower side of the steel beam and are mutually connected, through holes are formed in the connection positions, and shackles are installed on the through holes.
Compared with the prior art, the invention adopting the technical scheme has the beneficial effects that:
the hoisting point provided by the invention can be detachably arranged on the steel beam, the original steel structure of the steel beam is not damaged, the later repair work is avoided, and the work efficiency is effectively improved; the assembled hoisting point can be repeatedly used, the material consumption is reduced, and the cost is saved.
Preferably, the further technical scheme of the invention is as follows:
the left combination piece and the right combination piece are both one-piece steel plates. And a one-piece steel plate is adopted, the width of the combined piece in the stress direction is the largest, and the deformation of the clamping groove is avoided.
The width of the clamping groove is equal to the thickness of a lower flange of the steel beam; the upper plate surface of the clamping groove is an upper clamping part, and the lower plate surface of the clamping groove is a lower clamping part; the upper clamping part is clamped on the upper surface of the lower flange of the steel beam, and the length of the upper clamping part is equal to the width from the edge of the flange plate to the web plate; the lower clamping part is clamped and fixed on the lower surface of the lower flange, and the length of the lower clamping part is greater than one half of the width of the flange plate; the through holes on the lower clamping parts of the left combination piece and the right combination piece are overlapped. This structure is applicable to H shaped steel roof beam, and the draw-in groove matches in the installation of H shaped steel roof beam flange board, and is small, and the card is solid stable.
The width of the clamping groove is equal to the height of the steel beam; the upper plate surface of the clamping groove is an upper clamping part, and the lower plate surface of the clamping groove is a lower clamping part; the upper clamping part is clamped on the top surface of the steel beam, and the lower clamping part is clamped on the bottom surface of the steel beam. The structure forms the integral buckling of the steel beam and is suitable for the box-shaped beam.
The left combination piece and the right combination piece comprise at least two steel plates with clamping grooves, the two steel plates are fixedly connected into a whole through a U-shaped connecting plate, and the U-shaped connecting plate is matched with and fixedly connected with the inner surfaces of the clamping grooves; the upper side plate and the lower side plate of the U-shaped connecting plate are equal in length to the clamping groove. The structure widens the combined piece, widens the lifting point, increases the strength of the lifting point and can bear the lifting work of larger load.
The lower clamping part is provided with 1 to 2 through holes. The structure can adjust the overlapping length of the lower clamping part according to the width of the steel beam.
The invention also provides a using method of the assembled steel beam hoisting point, which comprises the following steps,
1) buckling the left combination piece clamping groove on the left side of the steel beam, and buckling the right combination piece clamping groove on the right side of the steel beam;
2) combining the left combination piece and the right combination piece to enable the lower sides of the left combination piece and the right combination piece to be overlapped at the bottom of the steel beam;
3) pressing the left combined sheet and the right combined sheet inwards continuously, and installing a shackle after the through holes are overlapped;
4) moving the lifting point to a proper position along the steel beam, and installing a lifting hook on the shackle for lifting construction;
5) and after the hoisting is finished, the shackle is firstly removed, and then the left combined piece and the right combined piece are taken down.
Compared with the prior art, the invention adopting the method has the beneficial effects that:
the method is convenient to install, the position of the lifting point can be adjusted at will according to needs, the steel beam structure is not damaged after the steel beam structure is disassembled, the repair is not needed, and the construction is more convenient.
Drawings
FIG. 1 is a perspective view of the composite sheet of the present invention;
FIG. 2 is a diagram of a combination piece according to an embodiment of the present invention;
FIG. 3 is a schematic view of the suspension point assembly of the present invention;
FIG. 4 is a schematic view of the suspension point installation of the present invention;
FIG. 5 is a perspective view of the present invention in a position on an H-beam;
FIG. 6 is a schematic view of a composite plate with two connecting vias according to an embodiment of the present invention;
FIG. 7 is a schematic view of the assembly of two engagement vias;
FIG. 8 is a second view of the embodiment of the assembled tablet of the present invention;
FIG. 9 is a schematic view of a second mounting structure according to an embodiment of the present invention;
FIG. 10 is a view showing a modified example of the assembled tablet according to the present invention;
FIG. 11 is a perspective view of a modified embodiment of the composite sheet of the present invention;
FIG. 12 is a schematic view of the assembly of a modified embodiment of the composite sheet of the present invention.
In the figure: 1. a left combination piece; 2. a right combination piece; 3. a card slot; 4. a through hole; 5. an upper engaging portion; 6. a lower engaging portion; 7. shackle dismounting; 8. a steel beam; 9. a U-shaped connecting plate; 1-1, steel plate.
Detailed Description
The invention will be further illustrated by the following examples, which are intended only for a better understanding of the present invention and therefore do not limit the scope of the invention.
Referring to fig. 1 to 5, embodiment 1 of the present invention: the assembled steel beam 8 hoisting point is formed by assembling a left combined piece 1, a right combined piece 2 and a shackle 7, wherein the left combined piece 1 and the right combined piece 2 are made of steel plates, a clamping groove 3 is formed in the middle of each steel plate, and the width of each clamping groove 3 is equal to the thickness of an H-shaped steel beam 8 flange plate. The clamping groove 3 is used as a boundary, an upper clamping part 5 is arranged above the clamping groove 3, and the length of the upper clamping part 5 is equal to the width from the edge of the flange plate of the H-shaped steel beam 8 to the web plate; a lower clamping part 6 is arranged below the clamping groove 3, and the length of the lower clamping part 6 is larger than the width of a flange plate of an H-shaped steel beam 8 by one half; the left combined piece 1 and the right combined piece 2 are oppositely arranged in a clamping groove 3, the lower clamping parts 6 are connected, through holes 4 are formed in the connecting positions, and shackles 7 are arranged in the through holes 4.
Referring to fig. 8 and 9, embodiment 2 of the present invention: the utility model provides an assembled steel beam 8 hoisting point, includes left assembled sheet 1 and right assembled sheet 2, and left assembled sheet 1 and right assembled sheet 2 are equipped with relative draw-in groove 3 that sets up, and draw-in groove 3 card of left assembled sheet 1 is in 8 left sides of box girder steel, and draw-in groove 3 card of right assembled sheet 2 is in 8 right sides of box girder steel. The width of the clamping groove 3 is equal to the height of the steel beam 8, the clamping groove 3 is used as a boundary, the plate surface above the clamping groove 3 is an upper clamping portion 5, the plate surface below the clamping groove 3 is a lower clamping portion 6, the upper clamping portion 5 is clamped on the top surface of the box-shaped steel beam 8, and the lower clamping portion 6 is clamped on the bottom surface of the steel beam 8. The lower clamping parts 6 of the left combined sheet 1 and the right combined sheet 2 are connected, and the connecting position is provided with a shackle 7.
Referring to fig. 6 to 9, the lower engaging portions 6 of the left and right segments 1 and 2 are respectively provided with one or two through holes 4.
As a variation of the present invention: as shown in fig. 10 to 12, the left assembled slice 1 includes at least two steel plates 1-1 with slots 3, the two steel plates 1-1 are fixedly connected into a whole by a U-shaped connecting plate 9, and the U-shaped connecting plate 9 is matched and fixedly connected with the inner surface of the slot 3. The upper and lower side plates of the U-shaped connecting plate 9 are equal in length to the upper clamping part 5. The right combined piece 2 is the same as the left combined piece 1, when the combined type heat sink is assembled, the left combined piece 1 and the right combined piece 2 are oppositely arranged, and the node positions which are connected left and right are respectively provided with a shackle 7 or a large shackle 7.
The combined piece is a main stressed part of the structure, the combined piece is designed into a fishhook type workpiece, and the two combined pieces hook the steel beam 8, so that the lifting point is clamped on the steel beam 8. The fishhook-type combined piece is made of a thick steel plate, the width of the clamping groove 3 is determined according to the thickness of the H-shaped steel wing plate, the length and the height of the upper side plate surface and the lower side plate surface of the clamping groove 3 are determined according to the specification of the H-shaped steel, and the thickness is determined according to the hoisting weight. Taking the composite sheet structure provided in the above example 1 as an example, as shown in fig. 2, for an H-shaped steel beam 8 with a HW400 × 13 × 21 specification, the thickness of the composite sheet steel plate in this example is 16 mm; the width d2=22mm of the card slot 3; the width d1=100mm of the upper clamping part 5 surface, and the width d3=100mm of the lower clamping part 6 surface; the length h1=190mm of the card slot 3; length h2=290mm of upper engaging part 5; the length h3=390mm of the lower engaging portion 6.
The using method of the invention comprises the following operation steps:
1) buckling the clamping grooves 3 of the left combined pieces 1 to the left side of the steel beam 8, and buckling the clamping grooves 3 of the right combined pieces 2 to the right side of the steel beam 8;
2) combining the left combined sheet 1 and the right combined sheet 2 to enable the lower sides of the left combined sheet and the right combined sheet to be overlapped at the bottom of the steel beam 8;
3) the left combined piece 1 and the right combined piece 2 are pressed inwards continuously, and the shackle 7 is installed after the through holes 4 are overlapped, so that the 2 fishhook type combined pieces are locked and cannot be separated, and a safe and reliable lifting point is formed.
4) Moving the lifting point to a proper position along the steel beam 8, and installing a lifting hook on the shackle 7 for lifting construction;
5) after the hoisting is finished, the shackle 7 is firstly removed, and then the left combined piece 1 and the right combined piece 2 are taken down.
This assembled hoisting point can remove on H shaped steel when empty load, has increased the convenience of using. When the disassembly is carried out, the shackle is firstly disassembled, then the two combined sheets are taken down from the steel beam, and all parts and the shackle are stored in a centralized way for the next recycling.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the scope of the present invention, which is defined in the appended claims.
Claims (7)
1. The utility model provides an assembled steel beam hoisting point, includes that this hoisting point comprises left combination piece (1), right combination piece (2) and a shackle (7), its characterized in that: the left combined piece (1) and the right combined piece (2) are provided with clamping grooves (3); the clamping grooves (3) of the left combined sheet (1) and the right combined sheet (2) are arranged oppositely; the shape of the clamping groove (3) is matched with the surface of the steel beam (8); the left combined sheet (1) and the right combined sheet (2) are clamped on the steel beam (8); the left combined sheet (1) and the right combined sheet (2) are connected with each other at the lower side of the steel beam (8), a through hole (4) is formed in the connecting position, and a shackle (7) is installed on the through hole (4).
2. The assembled steel beam suspension point of claim 1, wherein: the left combined piece (1) and the right combined piece (2) are both one-piece steel plates.
3. The assembled steel beam suspension point of claim 2, wherein: the steel beam (8) is an H-shaped steel beam (8); the width of the clamping groove (3) is equal to the thickness of the lower flange of the H-shaped steel beam (8); the clamping groove (3) is taken as a boundary, the upper plate surface of the clamping groove (3) is taken as an upper clamping part (5), and the lower plate surface of the clamping groove (3) is taken as a lower clamping part (6); the upper clamping part (5) is clamped on the upper surface of the lower flange of the H-shaped steel beam (8), and the length of the upper clamping part is equal to the width from the edge of the flange plate of the H-shaped steel beam (8) to the web plate; the lower clamping part (6) is clamped on the lower surface of the lower flange of the H-shaped steel beam (8), and the length of the lower clamping part is greater than one half of the width of the flange plate of the H-shaped steel beam (8); the through holes (4) on the lower clamping parts (6) of the left combination piece (1) and the right combination piece (2) are overlapped.
4. The assembled steel beam suspension point of claim 2, wherein: the steel beam (8) is a box-shaped steel beam (8); the width of the clamping groove (3) is equal to the height of the box-shaped steel beam (8); the clamping groove (3) is taken as a boundary, the upper plate surface of the clamping groove (3) is taken as an upper clamping part (5), and the lower plate surface of the clamping groove (3) is taken as a lower clamping part (6); the upper clamping part (5) is clamped on the top surface of the box-shaped steel beam (8), and the lower clamping part (6) is clamped on the bottom surface of the box-shaped steel beam (8).
5. The assembled steel beam suspension point of claim 1, wherein: the left combined piece (1) and the right combined piece (2) comprise at least two steel plates with clamping grooves (3), the two steel plates are fixedly connected into a whole through a U-shaped connecting plate (9), and the U-shaped connecting plate (9) is matched with and fixedly connected with the inner surface of each clamping groove (3); the upper side plate and the lower side plate of the U-shaped connecting plate (9) are as long as the clamping groove (3).
6. The assembly type steel beam (8) hoisting point according to any one of claims 1 to 5, characterized in that: the lower clamping part (6) is provided with 1 to 2 through holes (4).
7. The method of using an assembled steel beam hanger point of claim 1, wherein: the method comprises the following steps of operation,
1) clamping the clamping groove (3) of the left combined piece (1) to the left side of the steel beam (8), and clamping the clamping groove (3) of the right combined piece (2) to the right side of the steel beam (8);
2) combining the left combined sheet (1) and the right combined sheet (2) to enable the lower sides of the left combined sheet and the right combined sheet to be overlapped at the bottom of the steel beam (8);
3) continuously pressing the left combined sheet (1) and the right combined sheet (2) inwards, and installing a shackle (7) after the through holes (4) are overlapped;
4) moving the lifting point to a proper position along the steel beam (8), and installing a lifting hook on the shackle (7) for lifting construction;
5) after the hoisting is finished, the shackle (7) is firstly removed, and then the left combined piece (1) and the right combined piece (2) are taken down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110678016.8A CN113371595A (en) | 2021-06-18 | 2021-06-18 | Assembled steel beam hoisting point and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110678016.8A CN113371595A (en) | 2021-06-18 | 2021-06-18 | Assembled steel beam hoisting point and using method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113371595A true CN113371595A (en) | 2021-09-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110678016.8A Withdrawn CN113371595A (en) | 2021-06-18 | 2021-06-18 | Assembled steel beam hoisting point and using method thereof |
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| Country | Link |
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| CN (1) | CN113371595A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201756401U (en) * | 2010-05-31 | 2011-03-09 | 中建钢构有限公司 | Snap for lifting |
| CN209242481U (en) * | 2018-11-09 | 2019-08-13 | 云南建投钢结构股份有限公司 | A kind of auxiliary mould of Construction of Steel Structure lifting |
| CN209988961U (en) * | 2019-03-21 | 2020-01-24 | 中国水电四局（兰州）机械装备有限公司 | Special lifting appliance for large I-shaped steel beam |
| CN211169543U (en) * | 2019-11-28 | 2020-08-04 | 中国核工业第二二建设有限公司 | H-shaped steel movable clamp |
| CN212799331U (en) * | 2020-07-13 | 2021-03-26 | 中国能源建设集团湖南火电建设有限公司 | Movable lifting appliance using I-shaped steel as lifting point |
| CN214570169U (en) * | 2021-03-29 | 2021-11-02 | 云南建投安装股份有限公司 | Many function combination cardboard hoist |
-
2021
- 2021-06-18 CN CN202110678016.8A patent/CN113371595A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201756401U (en) * | 2010-05-31 | 2011-03-09 | 中建钢构有限公司 | Snap for lifting |
| CN209242481U (en) * | 2018-11-09 | 2019-08-13 | 云南建投钢结构股份有限公司 | A kind of auxiliary mould of Construction of Steel Structure lifting |
| CN209988961U (en) * | 2019-03-21 | 2020-01-24 | 中国水电四局（兰州）机械装备有限公司 | Special lifting appliance for large I-shaped steel beam |
| CN211169543U (en) * | 2019-11-28 | 2020-08-04 | 中国核工业第二二建设有限公司 | H-shaped steel movable clamp |
| CN212799331U (en) * | 2020-07-13 | 2021-03-26 | 中国能源建设集团湖南火电建设有限公司 | Movable lifting appliance using I-shaped steel as lifting point |
| CN214570169U (en) * | 2021-03-29 | 2021-11-02 | 云南建投安装股份有限公司 | Many function combination cardboard hoist |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20210910 |
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| WW01 | Invention patent application withdrawn after publication |