CN112252736B - Assembled steel beam hoisting device - Google Patents
Assembled steel beam hoisting device Download PDFInfo
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- CN112252736B CN112252736B CN202011023169.0A CN202011023169A CN112252736B CN 112252736 B CN112252736 B CN 112252736B CN 202011023169 A CN202011023169 A CN 202011023169A CN 112252736 B CN112252736 B CN 112252736B
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
- E04G21/162—Handles to carry construction blocks
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Abstract
The invention belongs to the technical field of hoisting tools for steel structures in building construction, and particularly relates to an assembled steel beam hoisting device which comprises a steel beam, a steel column and a hoisting tool, wherein the hoisting tool is connected with an upper flange plate of the steel beam; the positioning fastener is arranged between the steel beam upper flange plate and the steel column upper flange plate and is fixed on the steel beam upper flange plate, so that the steel beam upper flange plate is flush with the steel column upper flange plate, and the butt joint of the steel beam and the steel column is realized; the hoisting assembly is fixed on the upper flange plate of the steel beam, and the hoisting device is movably matched with the hoisting assembly so as to hoist the steel beam; the invention can effectively avoid the complicated design deepening in the process of welding the hoisting lug plate and the butt joint clamping plate, avoids the damage to the structural member of the steel beam caused by the removal and repair after the construction is finished, can ensure the integrity of the structural member of the steel beam, and reduces the workload and the labor amount.
Description
Technical Field
The invention belongs to the technical field of hoisting tools for steel structures in building construction, and particularly relates to an assembled steel beam hoisting device.
Background
In the steel construction work process, the hoist and mount and the location of girder steel and steel column or bracket adopt welding hoist and mount otic placode and butt joint cardboard to realize the hoist and mount and the location of girder steel through the hoist usually. In the design deepening stage, according to the connected form, material, specification, weight etc. of girder steel and steel column or bracket, design the welding hoist and mount otic placode and the butt joint cardboard of different thickness, different size, different specifications. In the component manufacturing stage, the hoisting lug plates and the butt joint clamping plates are welded at the middle positions of two ends of the upper flange of the steel beam according to design deepening drawings. In the component mounting stage, after the components are transported to the site, the steel beams after being hoisted are butted and positioned on the steel columns or the brackets, and the temporary positioning effect is achieved. After the construction of the connecting part, the cutting, welding and hoisting lug plates and the butt joint clamping plates are subjected to surface repairing treatment.
As shown in fig. 1 to 2, a hoisting lug plate B and a butt joint clamping plate C are both welded on a steel beam in the prior art, a hoisting lug plate B is connected with a hoisting tool a in a steel beam hoisting device, the two steel beams are butt jointed together by the positioning butt joint clamping plate C, and the hoisting lug plate B is fixedly welded on a flange plate H on the steel beam. In the steel beam manufacturing stage, the hoisting lug plate and the butt joint clamping plate need to be welded, so that waste of steel, welding rods and labor is caused, and the workload of manufacturing workers is increased; after the construction is completed, the welding and hoisting lug plates and the butt joint clamping plates need to be cut off, the butt joint positions of the welding and hoisting lug plates and the butt joint clamping plates and the steel beam are repaired, the steel beam is damaged easily, and cost consumption of manpower, materials and the like is caused.
The following problems exist in the existing steel beam welding hoisting lug plate and butt joint clamping plate: in the deepening design stage, the work of calculation, drawing and the like of welding the hoisting lug plate and the butt joint clamping plate need to be considered, the working time of designers is wasted, and the working efficiency is reduced. Therefore, there is a need for improvement based on this.
Disclosure of Invention
Based on the above-mentioned disadvantages and shortcomings of the prior art, it is an object of the present invention to at least solve one or more of the above-mentioned problems of the prior art, in other words, to provide a fabricated steel girder hoisting device that satisfies one or more of the above-mentioned needs.
In order to achieve the purpose, the invention adopts the following technical scheme:
an assembled steel beam hoisting device comprises a steel beam, a steel column and a hoisting tool, wherein the hoisting tool is connected with an upper flange plate of the steel beam; the positioning fastener is arranged between the steel beam upper flange plate and the steel column upper flange plate and is fixed on the steel beam upper flange plate, so that the steel beam upper flange plate is flush with the steel column upper flange plate, and the butt joint of the steel beam and the steel column is realized; the hoisting assembly is fixed on the steel beam upper flange plate, and the lifting appliance is movably matched with the hoisting assembly so as to hoist the steel beam.
As preferred scheme, several screw holes are seted up respectively to location fastener and hoist and mount subassembly, and screw hole normal running fit has hexagon bolt, and hexagon bolt includes screw rod, nut and spiral shell head, and the spiral shell head is fixed in the one end of screw rod, and nut normal running fit is in the other end of screw rod, rotates the nut so that the spiral shell head supports and leans on in girder steel top flange board.
As preferred scheme, the location fastener has four, four location fasteners be swing joint respectively in the top angle position of girder steel upper flange board.
As preferred scheme, the location fastener includes main connecting plate, upper bearing plate and lower carrier plate, and upper bearing plate and lower carrier plate are fixed in the both ends and the parallel arrangement of main connecting plate respectively, and the screw rod is run through respectively with lower carrier plate to the spiral shell head that makes two relative installations supports respectively and leans on in the upper surface and the lower surface of girder steel upper limb listrium.
According to the preferable scheme, the bottom end of the main connecting plate is fixedly connected with a main supporting plate, the main supporting plate abuts against the steel column upper flange plate, and the lower surface of the main supporting plate and the upper surface of the steel beam upper flange plate are in the same horizontal direction, so that the steel beam upper flange plate is in butt joint with the steel column upper flange plate.
As preferred scheme, go up the carrier plate and be equipped with the several screw hole respectively with the lower carrier plate, the screw hole one-to-one of going up the carrier plate corresponds with the screw hole of lower carrier plate.
As preferred scheme, hoisting component has four, and four hoisting component evenly lay along girder steel upper limb flange respectively, and hoisting component swing joint is in girder steel upper limb flange.
As preferred scheme, hoist and mount subassembly includes mainboard and connecting plate, hexagon bolt and mainboard normal running fit, connecting plate and mainboard fixed connection.
Preferably, the main plate includes a first horizontal portion and a second horizontal portion, the first horizontal portion and the second horizontal portion are disposed in parallel, the lower surface of the steel beam upper flange plate abuts against the second horizontal portion, and the screw penetrates through the first horizontal portion, so that the screw head abuts against the upper surface of the steel beam upper flange plate.
As the preferred scheme, the connecting plate is provided with a hoisting hole, and the hoisting hole is movably connected with a hoisting tool.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can effectively avoid the complicated design deepening in the process of welding the lifting lug plate and the butt joint clamping plate.
2. The invention avoids the cutting and repairing after the construction is finished, and the cutting and repairing after the construction is finished can damage the steel beam structural member, thereby ensuring the integrity of the steel beam structural member.
3. The invention can effectively save cost and reduce workload and labor amount.
4. The invention can be repeatedly used in an assembly mode, and is convenient to disassemble and assemble.
5. The invention has uniform structure size, simple construction method and guaranteed engineering quality;
in the figure: a hoist, B hoist and mount otic placode, C butt joint cardboard, D steel column, D0 steel column upper limb board, the H girder steel, H0 steel beam upper limb board, 1 location fastener, 11 main connecting plate, 11a rectangular plate, 11B triangle-shaped board, 12 upper bearing plate, 13 lower carrier plate, 14 main layer boards, 2 hoist and mount subassemblies, 21 mainboard, 21a first horizontal part, 21B second horizontal part, 22 connecting plates, 3 hex bolts, 31 screw rod, 32 spiral shell heads, 33 nuts.
Drawings
FIG. 1 is a schematic view of a conventional steel beam hoisting in the prior art;
FIG. 2 is a schematic view of the installation of a conventional steel beam in the prior art;
FIG. 3 is a schematic structural diagram of a positioning clip according to a first embodiment of the present invention;
FIG. 4 is a schematic view of another perspective structure of the positioning clip according to the first embodiment of the invention;
fig. 5 is a schematic structural diagram of a hoisting assembly according to a first embodiment of the invention;
FIG. 6 is a schematic view of the hoisting of a steel beam according to a first embodiment of the present invention;
fig. 7 is an installation schematic diagram of the assembly type steel beam hoisting device according to the first embodiment of the invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
The first embodiment is as follows:
as shown in fig. 3 to 7, the embodiment provides an assembled steel beam hoisting device, which includes a steel beam H, a steel column D, a hoisting device a, a hoisting assembly 2 and a positioning fastener 1, wherein the hoisting device a is connected with an upper flange plate of the steel beam H, and the positioning fastener and the hoisting assembly are respectively detachably connected with the upper flange plate H0 of the steel beam; the positioning fastener is arranged between the steel beam upper flange plate and the steel column upper flange plate and is fixed on the steel beam upper flange plate so as to position the steel beam, and the steel beam upper flange plate is flush with the steel column upper flange D0 plate so as to realize butt joint of the steel beam and the steel column; the hoisting assembly is fixed on the steel beam upper flange plate, and the lifting appliance is movably matched with the hoisting assembly so as to hoist the steel beam.
The location fastener is Q235 steel material in this embodiment, and the hoist and mount subassembly is connected as whole through executing the welding, improves overall structure's rigidity and stability. The location fastener has four, and four location fasteners are swing joint respectively in girder steel top flange board, divide four apex angle positions of locating girder steel top flange board. Wherein, the location fastener includes main connecting plate 11, upper bearing plate 12 and lower carrier plate 13, and upper bearing plate and lower carrier plate are fixed in the both ends and the parallel arrangement of main connecting plate respectively, and simultaneously, upper bearing plate and lower carrier plate are located the homonymy of main connecting plate, form the cell type structure. The upper bearing plate and the lower bearing plate respectively penetrate through the hexagon bolts 3, and the hexagon bolts comprise screws 31, nuts 33 and screw heads 32, so that the hexagon bolts which are oppositely installed are respectively abutted against the upper surface and the lower surface of the flange plate on the steel beam through the screw heads, and the flange plate on the steel beam is positioned.
Two screw holes are respectively formed in the upper bearing plate and the lower bearing plate of each positioning clamping piece, the screw holes of the upper bearing plate and the screw holes of the lower bearing plate are in one-to-one correspondence, hexagonal bolts are arranged in the screw holes in a rotation fit mode, the heads of the hexagonal bolts are fixed at one ends of the screw rods and are abutted to flange plates on steel beams, nuts are arranged at the other ends of the screw rods in a rotation fit mode, the nuts can be taken out in a rotation mode from the screw rods, and the hexagonal bolts can be abutted to or kept away from the flange plates on the steel beams through the rotating nuts. When needs fix a position the butt joint, with locating component installation in girder steel top flange board, after the installation is accomplished, again with locating component follow girder steel top flange board dismantle can, be convenient for continue to use next time, can realize reuse. The number of the threaded holes of the positioning clamping piece is not limited to the design, and the positioning clamping piece can be arranged according to actual requirements.
The bottom end of the main connecting plate is fixedly connected with a main supporting plate 14, the main supporting plate is abutted against the steel column upper flange plate, and the lower surface of the main supporting plate and the upper surface of the steel beam upper flange plate are in the same horizontal direction. The main connecting plate comprises a rectangular plate 11a and a triangular plate 11b, one side of the rectangular plate is fixedly connected with one side of the triangular plate, the height of the rectangular plate is larger than that of the triangular plate, and the rectangular plate and the triangular plate are integrally formed and connected into a complete steel plate. Main layer board and triangle-shaped board fixed connection have the interval between the lower surface of main layer board and the upper surface of lower carrier plate to flange board docks on messenger's girder steel and the post.
The upper surface of the main supporting plate is fixedly connected with the lower surface of the triangular plate, the width of the main supporting plate is larger than the thickness of the triangular plate, the length of the main supporting plate is equal to the length of the bottom edge of the triangular plate, and the main supporting plate and the main connecting plate are connected into a whole through welding. The main supporting plate is horizontally arranged and properly thickened, so that the effective sectional area can be increased, and the concentration of shear stress is properly reduced. Wherein the top end point of the triangular plate intersects the top edge of the rectangular plate. The upper edge of the rectangular plate and the top end point position of the triangular plate are kept at a horizontal position, the upper surface of the rectangular plate and the upper surface of the upper bearing plate are connected into a whole through welding, and the lower surface of the rectangular plate and the lower surface of the lower bearing plate are at the same horizontal position. The lower surface of the triangular plate and the upper surface of the main supporting plate are fixed by welding, so that an integral body is formed.
The hoist and mount subassembly is Q235 steel material in this embodiment, and the hoist and mount subassembly is connected as whole through executing the welding, improves overall structure's rigidity and stability. The hoisting assemblies are four in number, are uniformly distributed along the steel beam upper flange plate respectively, and are movably connected to the steel beam upper flange plate. The hoisting assembly comprises a main plate 21 and a connecting plate 22, the main plate comprises a first horizontal part 21a and a second horizontal part 21b, the first horizontal part and the second horizontal part are arranged on the same side of the main plate, the first horizontal part and the second horizontal part are respectively arranged in parallel, and the connecting plate is perpendicular to the first horizontal part. The distance between the first horizontal part and the second horizontal part is greater than the thickness of the steel beam upper flange plate, and the lower surface of the steel beam upper flange plate is abutted against the second horizontal part. Two screw holes are opened to first horizontal part, hexagon bolt run through the screw hole and with screw hole normal running fit to make hexagon bolt's spiral shell head support and lean on in the upper surface of girder steel upper limb board.
Connecting plate and mainboard fixed connection can adopt welding integrated into one piece to process, and the connecting plate is equipped with the hole for hoist, hole for hoist and hoist swing joint to realize the dress of hanging of hoist.
When needs fix a position the butt joint, with hoisting component installation in girder steel top flange board, after the installation, again with hoisting component follow girder steel top flange board dismantle can, be convenient for continue to use next time, can realize reuse. The number of the threaded holes of the hoisting assembly in the embodiment is not limited to the design, and the threaded holes can be arranged according to actual requirements.
In the embodiment, each hexagon bolt is composed of standardized and standardized bolt accessories, and the bolt head and the screw are fixedly connected into a whole. The nut is in running fit with the screw rod, the nut and the screw rod can be connected together through threads, and the nut can be taken out of the screw rod and is convenient to detach and install. The screw rod can pass the screw hole, requires that the screw specification of screw hole keeps unanimous with hexagon bolt's screw rod, at implementation in-process, takes off hexagon bolt's nut, passes from the screw hole, waits to pass after, screws up the nut, can realize installation and dismantlement.
Assembled steel beam hoist device in this embodiment is at the hoist and mount in-process, mainly realizes the hoist and mount to girder steel top flange board, before girder steel hoist and mount, supports the spiral shell head of hex bolts respectively against the upper surface of girder steel top flange board through four hoist and mount subassemblies, makes the lower surface on the girder steel top flange tightly push up with the second horizontal part of mainboard, realizes the centre gripping to the girder steel, then runs through the hole for hoist of connecting plate, realizes the hoist and mount to the girder steel.
When the steel beam upper flange plate is positioned and butted, the steel beam upper flange plate is tightly propped through two groups of hexagon bolts at the lower bearing plate, and the lower surface of the steel beam upper flange plate and the lower surface of the main supporting plate are adjusted to be positioned on the same horizontal plane through the hexagon bolts; the upper surface of the upper flange plate of the steel beam is tightly pressed by two groups of hexagon bolts at the upper bearing plate, the hexagon bolts of the four positioning assemblies at the four top angles of the upper flange plate of the steel beam fasten the upper flange plate of the steel beam together, wherein the upper surface and the lower surface of the upper flange plate of the steel beam are tightly pressed by two types of hexagon bolts of the same positioning assembly respectively, so as to realize the clamping of the upper flange plate of the steel beam, and meanwhile, the inner wall of the main connecting plate is abutted against the upper flange plate of the steel beam, so as to realize the fixation of the upper flange plate of the steel beam.
In the hoisting and positioning process, the horizontal elevation of the steel beam can be adjusted by screwing the nut, and after the adjustment is finished, the lifting appliance can be loosened, so that the steel beam is positioned on the steel column or the steel bracket by virtue of the positioning assembly. After waiting to hoist and mount to accomplish, unscrew hexagon bolt, take off hoist and mount subassembly and location fastener, use the hoist and mount and the location of next girder steel on, this embodiment is dismantled and is installed through the assembled, can realize girder steel hoist device's reuse.
This embodiment can effectively avoid welding hoist and mount otic placode and dock cardboard in-process design deepening loaded down with trivial details, has avoided excising after the construction is accomplished and has repaired, excises after the construction is accomplished and repair the destruction to girder steel structural component, can guarantee the integrality of girder steel component. Meanwhile, through the assembly type recycling, the disassembly and the assembly are convenient, the cost can be effectively saved, and the workload and the labor amount are reduced. The construction method of the embodiment is simple, and the engineering quality is guaranteed.
Example two:
the assembled steel beam hoisting device of this embodiment, the difference with embodiment one lies in:
a screw hole can be seted up in this embodiment first horizontal part of mainboard in positive intermediate position department, hexagon bolt of rotatory cooperation, also can realize the fastening to flange board on the girder steel, simple structure, and save material is convenient for install and dismantle, and simultaneously, a screw hole also can be seted up respectively to upper bearing plate and lower bearing plate, realizes the centre gripping to flange board on the girder steel through two hexagon bolts that relative from top to bottom set up, simple structure, the dismantlement and the installation of hexagon bolt of being convenient for.
Other specific structures can refer to the first embodiment.
The foregoing has outlined rather broadly the preferred embodiments and principles of the present invention and it will be appreciated that those skilled in the art may devise variations of the present invention that are within the spirit and scope of the appended claims.
Claims (7)
1. An assembled steel beam hoisting device comprises a steel beam, a steel column and a hoisting tool, wherein the hoisting tool is connected with an upper flange plate of the steel beam; the positioning fastener is arranged between the steel beam upper flange plate and the steel column upper flange plate and is fixed on the steel beam upper flange plate, so that the steel beam upper flange plate is flush with the steel column upper flange plate, and the butt joint of the steel beam and the steel column is realized; the hoisting assembly is fixed on the upper flange plate of the steel beam, and the hoisting device is movably matched with the hoisting assembly so as to hoist the steel beam;
the positioning clamping piece and the hoisting assembly are respectively provided with a plurality of threaded holes, the threaded holes are matched with hexagon bolts in a rotating mode, the hexagon bolts comprise screw rods, nuts and screw heads, the screw heads are fixed at one ends of the screw rods, the nuts are matched with the other ends of the screw rods in a rotating mode, and the nuts are rotated to enable the screw heads to abut against the upper flange plate of the steel beam; the positioning clamping piece comprises a main connecting plate, an upper bearing plate and a lower bearing plate, the upper bearing plate and the lower bearing plate are respectively fixed at two ends of the main connecting plate and are arranged in parallel, and the upper bearing plate and the lower bearing plate respectively penetrate through a screw rod so that two oppositely-mounted screw heads are respectively abutted against the upper surface and the lower surface of the upper flange plate of the steel beam; the bottom end of the main connecting plate is fixedly connected with a main supporting plate, the main supporting plate abuts against the steel column upper flange plate, and the lower surface of the main supporting plate and the upper surface of the steel beam upper flange plate are in the same horizontal direction, so that the steel beam upper flange plate is in butt joint with the steel column upper flange plate.
2. The assembled steel beam hoisting device according to claim 1, wherein the number of the positioning fasteners is four, and the four positioning fasteners are movably connected to the top corners of the flange plates on the steel beam respectively.
3. The assembled steel beam hoisting device according to claim 1, wherein the upper bearing plate and the lower bearing plate are respectively provided with a plurality of threaded holes, and the threaded holes of the upper bearing plate correspond to the threaded holes of the lower bearing plate one to one.
4. The assembled steel beam hoisting device of claim 1, wherein the number of the hoisting assemblies is four, the four hoisting assemblies are uniformly distributed along the upper flange plate of the steel beam respectively, and the hoisting assemblies are movably connected to the upper flange plate of the steel beam.
5. The assembled steel beam hoisting device of claim 4, wherein the hoisting assembly comprises a main plate and a connecting plate, the hexagon bolt is in running fit with the main plate, and the connecting plate is fixedly connected with the main plate.
6. The assembled steel beam hoisting device of claim 5, wherein the main plate comprises a first horizontal portion and a second horizontal portion, the first horizontal portion and the second horizontal portion are arranged in parallel, the lower surface of the steel beam upper flange plate abuts against the second horizontal portion, and the screw rod penetrates through the first horizontal portion so that the screw head abuts against the upper surface of the steel beam upper flange plate.
7. The assembled steel beam hoisting device according to claim 4, wherein the connecting plate is provided with hoisting holes, and the hoisting holes are movably connected with a hoisting tool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011023169.0A CN112252736B (en) | 2020-09-25 | 2020-09-25 | Assembled steel beam hoisting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011023169.0A CN112252736B (en) | 2020-09-25 | 2020-09-25 | Assembled steel beam hoisting device |
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| Publication Number | Publication Date |
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| CN112252736A CN112252736A (en) | 2021-01-22 |
| CN112252736B true CN112252736B (en) | 2022-04-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011023169.0A Active CN112252736B (en) | 2020-09-25 | 2020-09-25 | Assembled steel beam hoisting device |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113513161A (en) * | 2021-03-30 | 2021-10-19 | 中建四局第六建设有限公司 | Triangular mechanism for supporting-free hoisting of overhanging steel inclined column and construction method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202745396U (en) * | 2012-08-04 | 2013-02-20 | 深圳建升和钢结构建筑安装工程有限公司 | Dismountable steel girder butt joint location fastener |
| CN103879886A (en) * | 2014-04-08 | 2014-06-25 | 中建钢构有限公司北京分公司 | Steel beam lifting fastening type special clamp |
| CN205294595U (en) * | 2015-12-11 | 2016-06-08 | 中交第二航务工程局有限公司 | Cardboard T is hung |
| CN206634928U (en) * | 2017-04-07 | 2017-11-14 | 西南石油大学 | A kind of anticreep suspender for H profile steel |
| CN207566717U (en) * | 2017-11-08 | 2018-07-03 | 广东省工业设备安装有限公司 | A kind of I-shaped floor steel beam lifting structure |
-
2020
- 2020-09-25 CN CN202011023169.0A patent/CN112252736B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202745396U (en) * | 2012-08-04 | 2013-02-20 | 深圳建升和钢结构建筑安装工程有限公司 | Dismountable steel girder butt joint location fastener |
| CN103879886A (en) * | 2014-04-08 | 2014-06-25 | 中建钢构有限公司北京分公司 | Steel beam lifting fastening type special clamp |
| CN205294595U (en) * | 2015-12-11 | 2016-06-08 | 中交第二航务工程局有限公司 | Cardboard T is hung |
| CN206634928U (en) * | 2017-04-07 | 2017-11-14 | 西南石油大学 | A kind of anticreep suspender for H profile steel |
| CN207566717U (en) * | 2017-11-08 | 2018-07-03 | 广东省工业设备安装有限公司 | A kind of I-shaped floor steel beam lifting structure |
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| CN112252736A (en) | 2021-01-22 |
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