CN216687209U - Auxiliary tower crane attached arm device - Google Patents
Auxiliary tower crane attached arm device Download PDFInfo
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- CN216687209U CN216687209U CN202123411478.8U CN202123411478U CN216687209U CN 216687209 U CN216687209 U CN 216687209U CN 202123411478 U CN202123411478 U CN 202123411478U CN 216687209 U CN216687209 U CN 216687209U
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Abstract
An auxiliary tower crane jib device comprises a tower crane jib body, an oblique support and cantilever steel beams, wherein a plurality of cantilever steel beams are fixed on a building main body structure nearest to a tower crane along the height direction, one end of each cantilever steel beam is a connecting end, the connecting end of each cantilever steel beam is fixed on the building main body structure through at least two groups of wall-penetrating bolts, the other end of each cantilever steel beam extends out of the building to be arranged in a suspended manner to form a suspended end, one side of the suspended end of each cantilever steel beam is provided with the oblique support to be connected with the building main body structure, the other side of each suspended end of each cantilever steel beam is connected with the tower crane jib body, the device solves the problem that a non-standard jib member is adopted or is difficult to attach due to insufficient angle of the tower crane positioning jib or outer vertical surface modeling, can be recycled, and has convenient construction, simple structure, reliable performance and high safety, and can be used under the condition that the tower crane jib of construction engineering is difficult and cannot be adjusted, providing effective support and assistance.
Description
Technical Field
The utility model belongs to the technical field of constructional engineering, and particularly relates to an auxiliary tower crane attached arm device.
Background
Along with the high-speed development of the building industry, the building modeling is increasingly complex, but building a tower crane on a building with a special-shaped modeling becomes very difficult, mainly because the modeling of the building influences the fixing and the installation of an attached arm of the tower crane, especially because the angle of the attached arm of the tower crane is insufficient due to the modeling of the building and cannot be connected with the tower crane, when the problems are met in the prior art, only a non-standard attached arm component can be adopted, but the non-standard attached arm component is adopted, and because the stress is uneven, the load is unstable and the dumping danger is easy to occur, so that the potential safety hazard and the safety risk are greatly caused to the operation of the whole engineering project.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide an auxiliary tower crane attached arm device which is convenient to install, stable in connection with a tower crane, recyclable, good in turnover performance and suitable for buildings with complex shapes, and is used for projects with complex building shapes, small adjustable range of tower crane positioning positions and difficult installation of tower crane attached arms.
In order to achieve the purpose, the utility model firstly provides an auxiliary tower crane jib device which comprises a tower crane jib body, an inclined support and cantilever steel beams, wherein the cantilever steel beams are fixed on a building main body structure closest to a tower crane along the height direction, one end of each cantilever steel beam is a connecting end, the connecting end of each cantilever steel beam is fixed on the building main body structure through at least two groups of wall penetrating bolts, the other end of each cantilever steel beam extends out of the building to be arranged in a suspended mode to form a suspended end, one side of the suspended end of each cantilever steel beam is provided with the inclined support to be connected with the building main body structure, and the other side of the suspended end of each cantilever steel beam is connected with the tower crane jib body.
In the embodiment, the cantilever steel beam is made of rectangular square steel,
in the present embodiment, the cantilever beam has a cross section of 400 × 200 × 16 mm.
In this embodiment, be equipped with the through-wall screw that corresponds with through-wall bolt position on the link of girder steel of encorbelmenting, the both ends of through-wall bolt are passed through the nut and are realized encorbelmenting the girder steel and be connected fixedly with building major structure, it is equipped with the gasket still to overlap on the through-wall screw between nut and the girder steel of encorbelmenting and building major structure contact surface.
In this embodiment, diagonal bracing and tower crane attach the arm body and be connected one end with the girder steel of encorbelmenting and be fixed with the steel backing plate, central symmetry is equipped with four engaging lugs on the steel backing plate, be equipped with the bolt hole on the engaging lug, steel backing plate and tower crane on the diagonal bracing attach the arm body compress tightly at the unsettled end of girder steel of encorbelmenting through the high strength bolt who installs in the bolt hole.
In this embodiment, the girder steel that encorbelments is unsettled to be served and is fixed with first articulated seat, and at the building with the articulated seat of the building body structure of the same horizontal plane of girder steel that encorbelments, diagonal bracing's both ends are articulated with first articulated seat and the articulated seat of second respectively, first articulated seat attaches the steel backing plate on the arm body through steel backing plate and tower crane and is connected.
In this embodiment, the diagonal support is made of 18a channel steel.
Due to the adoption of the structure, the utility model has the following advantages:
1. the device utilizes the cantilever steel beam to form an independent connecting end outside a building, the fixed end of the cantilever steel beam is fixed on the main structure of the building through at least two groups of wall-penetrating bolts, and the suspended end is connected with the main structure of the building through an oblique support, so that the cantilever steel beam is stably fixed on the main structure of the building to form stable connection, and the tower crane can be connected with the building through a standard tower crane auxiliary arm, the safety performance is high, the hidden danger that the safety performance of the use of the non-standard type auxiliary arm cannot be ensured is avoided, and the integral safety performance is improved;
2. all parts of the device are recycled after the tower crane is dismantled, so that the device is economical and reasonable, and the construction cost is greatly reduced;
3. this device carries out the connection of each component through high strength bolt, has avoided the limitation and the non-turnover nature of welding product. After the device is dismantled and recovered, the device can be used for refitting the tower crane attached arm in the same problem in the later period.
In conclusion, the device solves the problem that the tower crane positioning auxiliary arm is not enough in angle or difficult to attach due to the fact that an outer vertical face model of the tower crane positioning auxiliary arm is insufficient, can be recycled, is convenient to construct, simple in structure, reliable in performance and high in safety, and provides effective support and help under the condition that the tower crane positioning auxiliary arm of the construction project is difficult to attach and cannot be adjusted.
Drawings
FIG. 1 is a top view of an overhanging steel beam of the present invention installed in a building;
FIG. 2 is a perspective view of the cantilever steel beam of the present invention installed in a building;
FIG. 3 is a perspective view of the attachment arm body of the tower crane of the present invention installed on the main structure of a building.
FIG. 4 is a schematic structural view of the steel shim plate of the present invention.
The reference numbers illustrate: 1. a through-wall bolt; 2. cantilever steel beam; 3. obliquely supporting; 4. a steel backing plate; 5. a tower crane attached arm body; 6. a building body structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
As shown in fig. 1 to 4, the utility model provides an auxiliary tower crane jib device, which comprises a tower crane jib body 5, an oblique support 3 and an overhanging steel beam 2, wherein a plurality of overhanging steel beams 2 are arranged on a building main body structure nearest to a tower crane in the height direction, one end of each overhanging steel beam 2 is a connecting end, the connecting end of each overhanging steel beam 2 is fixed on the building main body structure 6 through at least two groups of wall-penetrating bolts, the other end of each overhanging steel beam 2 extends out of the building to be suspended to form an overhanging end, one side of the overhanging end of each overhanging steel beam 2 is provided with the oblique support 3 to be connected with the building, the other side of the overhanging end of each overhanging steel beam 2 is connected with the tower crane jib body 5, the oblique support 3 and the tower crane jib body 5 are fixed with a steel backing plate 4 at one end connected with the overhanging steel beam 2, four connecting lugs 41 are symmetrically arranged on the steel backing plate 4, bolt holes 42 are arranged on the connecting lugs 41, the steel tie plate 4 on the diagonal bracing 3 and the steel tie plate 4 on the tower crane attached arm body 5 compress tightly in the unsettled of girder steel of encorbelmenting through the high strength bolt who installs in bolt hole 42 and serve to it is fixed to realize that diagonal bracing 3 and tower crane attached arm body 5 and the girder steel 2 of encorbelmenting end of being connected.
In this embodiment, girder steel 2 that encorbelments adopts rectangle square steel, and the cross-section of rectangle square steel is 400 × 200 × 16mm, and length is according to the space selection of actual building, be equipped with the wall screw that corresponds with wall bolt position on the link of girder steel 2 that encorbelments, the both ends of wall bolt are passed through the nut and are realized encorbelmenting girder steel 2 and building subject structure 6 be connected fixedly, still be equipped with the gasket on the nut and the girder steel 2 of encorbelmenting and the building subject structure 6 contact surface and improve area of contact.
The 3 adoption 18a channel-section steels of diagonal bracing, bolted fixation is in the building main part structure for the channel-section steel, adopts the connecting piece again to be connected channel-section steel and rectangle square steel machinery, encorbelments 2 unsettled ends of girder steel and is fixed with first articulated seat, at the building with encorbelment the articulated seat of second of another building main part structure of 2 same horizontal planes of girder steel, the both ends of diagonal bracing 3 are articulated with first articulated seat and the articulated seat of second respectively, and diagonal bracing 3 is fixed with the girder steel 2 formation of encorbelmenting and stabilizes the triangle like this.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the present specification and the drawings, or any other related technical fields directly/indirectly applied to the present invention are included in the scope of the present invention.
Claims (7)
1. The utility model provides an auxiliary tower crane attaches arm device, its characterized in that attaches arm body (5), diagonal bracing (3) and girder steel (2) of encorbelmenting including the tower crane, many girder steel (2) of encorbelmenting are fixed on building major structure (6) nearest apart from the tower crane along direction of height, and the one end of girder steel (2) of encorbelmenting is the link, and the link of girder steel (2) of encorbelmenting is fixed on building major structure (6) through at least two sets of wall bolts (1), and the other end of girder steel (2) of encorbelmenting stretches out the unsettled formation free end of laying of building, the one side of the free end of girder steel (2) of encorbelmenting is equipped with diagonal bracing (3) and is connected with building major structure (6), and the opposite side attaches arm body (5) with the tower crane and is connected.
2. The auxiliary tower crane attached arm device according to claim 1, wherein the cantilever steel beam (2) is rectangular square steel.
3. An auxiliary tower crane attachment arm arrangement according to claim 2, wherein the cantilever steel beam (2) has a cross-section of 400 x 200 x 16 mm.
4. The auxiliary tower crane auxiliary arm attachment device according to claim 1, wherein a wall-penetrating screw hole corresponding to the position of the wall-penetrating bolt (1) is formed in the connecting end of the cantilever steel beam (2), the two ends of the wall-penetrating bolt (1) are connected and fixed with the cantilever steel beam (2) and the building main body structure (6) through nuts, and a gasket is further sleeved on the wall-penetrating screw hole between the nuts and the contact surfaces of the cantilever steel beam (2) and the building main body structure (6).
5. The auxiliary tower crane jib device according to any one of claims 1 to 4, wherein a steel base plate (4) is fixed to one end of the diagonal support (3) and the tower crane jib body (5) connected to the cantilever steel beam (2), four connecting lugs are arranged on the steel base plate (4) in a centrosymmetric manner, bolt holes are formed in the connecting lugs, and the steel base plate (4) on the diagonal support (3) and the steel base plate (4) on the tower crane jib body (5) are pressed against the suspended end of the cantilever steel beam (2) through high-strength bolts installed in the bolt holes.
6. The auxiliary tower crane auxiliary arm attachment device according to claim 5, wherein a first hinged seat is fixed at the suspended end of the cantilever steel beam (2), a second hinged seat is fixed on a building main body structure (6) on the same horizontal plane of a building and the cantilever steel beam (2), two ends of the diagonal support (3) are hinged with the first hinged seat and the second hinged seat respectively, and the first hinged seat is connected with a steel base plate (4) on the tower crane auxiliary arm body (5) through the steel base plate (4).
7. An auxiliary tower crane attached arm device according to claim 6, wherein the diagonal support (3) is made of 18a channel steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411478.8U CN216687209U (en) | 2021-12-30 | 2021-12-30 | Auxiliary tower crane attached arm device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123411478.8U CN216687209U (en) | 2021-12-30 | 2021-12-30 | Auxiliary tower crane attached arm device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216687209U true CN216687209U (en) | 2022-06-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123411478.8U Active CN216687209U (en) | 2021-12-30 | 2021-12-30 | Auxiliary tower crane attached arm device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216687209U (en) |
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2021
- 2021-12-30 CN CN202123411478.8U patent/CN216687209U/en active Active
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