CN216275800U - Face combination cross steel box girder tower crane foundation structure forever - Google Patents
Face combination cross steel box girder tower crane foundation structure forever Download PDFInfo
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- CN216275800U CN216275800U CN202122538505.1U CN202122538505U CN216275800U CN 216275800 U CN216275800 U CN 216275800U CN 202122538505 U CN202122538505 U CN 202122538505U CN 216275800 U CN216275800 U CN 216275800U
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- tower crane
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 71
- 239000010959 steel Substances 0.000 title claims abstract description 71
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000009435 building construction Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 10
- 238000009434 installation Methods 0.000 description 5
- 238000003466 welding Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 229910000754 Wrought iron Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004567 concrete Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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Abstract
The utility model discloses a permanent temporary combined cross steel box girder tower crane foundation structure, belonging to the technical field of building construction; comprises a steel column, a fixed frame and a tower crane foundation beam; four steel columns are vertically arranged and are respectively installed in the foundation pit at intervals; the fixed frame is of a grid structure and is horizontally supported at the upper parts of the four steel columns; the fixed frame comprises a frame beam and a grid support; the frame beam is arranged between the steel columns and fixedly connected with the steel columns through circular ring plates; the circular ring plates are sleeved with a group around the steel column, and each layer of circular ring plate is fixed through a reinforcing plate arranged annularly; a connecting beam is arranged above the frame beam and between the two steel columns, and the connecting beam is fixed with the frame beam at the lower end; the tower crane foundation beam is arranged at the top of the fixing frame; one end of the tower crane foundation beam extends into the connecting beam and is fixedly connected with the connecting beam; the tower crane tower.
Description
Technical Field
The utility model belongs to the technical field of building construction, and particularly relates to a permanent temporary combined cross steel box girder tower crane foundation structure.
Background
In building construction, the tower crane is widely used for solving the problem of vertical transportation in the construction process. The tower crane is usually arranged in a foundation pit, the traditional construction method is to construct a reinforced concrete plate type foundation or a lattice tower crane foundation after the foundation pit is excavated, and the two methods have larger size of a bearing platform, larger concrete consumption and steel consumption, long construction period and high cost; meanwhile, with the increasing of reverse construction projects and additional and reconstruction projects, the limitation of the conventional tower crane foundation is increasingly prominent.
SUMMERY OF THE UTILITY MODEL
The utility model provides a permanent-temporary combined cross-shaped steel box girder tower crane foundation structure, and aims to provide a tower crane foundation structure which is simple in structure, short in processing and manufacturing period and safe and controllable in quality.
In order to achieve the aim, the utility model provides a permanent-temporary combined cross-shaped steel box girder tower crane foundation structure which comprises steel columns, a fixing frame and a tower crane foundation beam; four steel columns are vertically arranged and are respectively installed in the foundation pit at intervals; the fixed frame is of a grid structure and is horizontally supported at the upper parts of the four steel columns; the fixed frame comprises a frame beam and a grid support inside the frame beam; the frame beam is arranged between the steel columns and fixedly connected with the steel columns through circular ring plates; the circular ring plates are sleeved with a group around the steel column, and each layer of circular ring plate is fixed through a reinforcing plate arranged annularly; a connecting beam is arranged above the frame beam and between the two steel columns, and the connecting beam is fixed with the frame beam at the lower end; the tower crane foundation beam is of a cross structure and is arranged at the top of the fixing frame; the tower crane foundation beam is detachably connected with the fixed frame through a plurality of groups of connecting components; one end of the tower crane foundation beam extends into the connecting beam and is fixedly connected with the connecting beam; a conical conversion head is arranged at the center above the tower crane foundation beam.
Further, the grid support comprises a horizontal support beam and a longitudinal support beam; two horizontal supporting beams are arranged between the frame beams at intervals; the longitudinal supporting beam is arranged and penetrates between the two horizontal supporting beams, and two ends of the longitudinal supporting beam are fixedly connected with the frame beam; and a connecting beam is arranged between the two horizontal supporting beams.
Furthermore, the tower crane foundation beam comprises a tower crane left beam and a tower crane right beam, the tower crane left beam is two short beams, and the two short beams are respectively connected to the two sides of the middle of the tower crane right beam.
Further, the connecting assembly comprises a steel carrying pole and a steel bar; the steel shoulder pole parallel arrangement is in the top of tower crane foundation beam and the bottom with the corresponding mount of tower crane foundation beam, the vertical relative steel shoulder pole both sides of wearing to establish about the rod iron pass through bolt fastener fixed at the both ends of rod iron.
Furthermore, shear resistant nails are arranged at the intersection positions of the tower crane foundation beam and the fixing frame; the shear-resistant nail clings to the knot fixing frame and is arranged below the tower crane foundation beam.
Furthermore, a bracket support is further arranged at the joint of the steel column and the frame beam.
Compared with the prior art, the utility model has the beneficial effects that: the material of the utility model is processed in factory, the assembly degree is high, the installation precision is high, and the error is small; the structure of the utility model can avoid the collision of the tower body on the basement structure, and the position selection is relatively flexible; the tower crane lifting device is simple in structure, convenient to install and detach, recyclable and suitable for tower cranes of various specifications.
Drawings
Fig. 1 is a schematic perspective view of the present invention.
FIG. 2 is a schematic plane structure diagram of the tower crane foundation beam and the fixing frame of the present invention.
Fig. 3 is a schematic structural view of the connecting assembly of the present invention.
Fig. 4 is a schematic structural view of a joint between a frame beam and a steel column according to the present invention.
FIG. 5 is a schematic structural view of the connection between the tower crane foundation beam and the conversion head of the present invention.
Description of the drawings: 1. a steel column; 2. a fixed mount; 2.1, a frame beam; 2.2, horizontal supporting beams; 2.3, longitudinal support beams; 2.4, connecting the beams; 3. a tower crane foundation beam; 3.1, a right beam of the tower crane; 3.2, a left beam of the tower crane; 4. a circular ring plate; 5. a reinforcing plate; 6. a connecting beam; 7. a connecting assembly; 7.1, steel carrying pole; 7.2, steel bars; 8. a conversion head; 8.1, a stiffening rib; 9. shear resistant nails; 10. a bracket; 11. and (5) column feet of standard joint of tower crane.
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 specification, 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 the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.
Referring to the attached drawings, the utility model relates to a permanent temporary combined cross steel box girder tower crane foundation structure, which comprises a steel column 1, a fixing frame 2 and a tower crane foundation beam 3; four steel columns 1 are vertically arranged and are respectively installed in the foundation pit at intervals; the fixed frame 2 is of a grid structure and is horizontally supported at the upper parts of the four steel columns 1; the fixed frame 2 comprises a frame beam 2.1 and a grid support in the frame beam 2.1; the tower crane foundation beam 3 is of a cross structure and is arranged at the top of the fixed frame 2; tower crane foundation beam 3 and mount 2 between can dismantle fixed connection through multiunit coupling assembling 7.
Concretely, tower crane foundation roof beam 3 is including tower crane left side rail 3.2 and tower crane right side rail 3.1, tower crane left side rail 3.2 is two quarter girders, and two quarter girders are connected respectively in the middle part both sides position of tower crane right side rail 3.1.
Specifically, the connecting assembly 7 comprises a steel carrying pole 7.1 and a steel bar 7.2; the steel carrying pole 7.1 is arranged on the top of the tower crane foundation beam 3 and the bottom of the fixing frame 2 corresponding to the tower crane foundation beam 3 in parallel; the steel bar 7.2 vertically penetrates through two sides of the steel carrying pole 7.1, and two ends of the steel bar 7.2 are fixed through bolt fasteners.
In this embodiment, the frame beam 2.1 is disposed between the steel columns 1 and is fixedly connected to the steel columns 1 through circular ring plates 4; the steel column is characterized in that the circular ring plates 4 are sleeved with a group around the steel column 1, the reinforcing plates 5 are fixed between the circular ring plates 4 on each layer, the reinforcing plates 5 are annularly arranged between the circular ring plates 4 on each layer, and the steel column 1 and the circular ring plates 4 are determined to be welded and fixed.
In the embodiment, a connecting beam 6 is arranged above the frame beam 2.1 and between the two steel columns 1, and two ends of the connecting beam 6 are fixed with the steel columns; the connecting beam 6 is fixedly welded with the frame beam 2.1 at the lower end; one end of the tower crane foundation beam 3 extends into the connecting beam 6 and is welded and fixed with the connecting beam 6; a conical conversion head 8 is arranged at the central position above the tower crane foundation beam 3; a steel bar fixed by the tower crane foundation beam 3 is arranged inside the conversion head 8, and a stiffening rib 8.1 is annularly arranged outside the conversion head 8; the upper part of the conversion head 8 is connected with a standard joint column foot 11 of the tower crane.
In this embodiment, the grid support comprises horizontal support beams 2.2 and longitudinal support beams 2.3; the two horizontal supporting beams 2.2 are arranged between the frame beams 2.1 at intervals; the longitudinal supporting beam 2.3 is arranged in a penetrating way between the two horizontal supporting beams 2.2, and two ends of the longitudinal supporting beam 2.3 are fixedly connected with the frame beam 2.1; a connecting beam 2.4 is arranged between the two horizontal supporting beams 2.2; the connecting beam 2.4 is arranged in parallel with the longitudinal supporting beam 2.3; the horizontal supporting beam 2.2 and the longitudinal supporting beam 2.3 are formed by splicing members and are connected through welding.
In this embodiment, shear resistant nails 9 are further arranged at the intersection positions of the tower crane foundation beam 3 and the fixing frame 2; the shear resistant nails 9 are attached to the fixing frame 2 and arranged below the tower crane foundation beam 3.
In this embodiment, a bracket 10 is further disposed at a joint of the steel column 1 and the frame beam 2.1.
During specific implementation, firstly, determining structures for installing the steel column 1 and the fixing frame 2 according to a determined tower crane plane layout diagram, and rechecking the construction precision of the steel column 1 and the fixing frame 2; hoisting the tower crane foundation beam 3 and the connecting beam 6 by using a crane, and rechecking the positioning and levelness of the tower crane foundation beam 3 and the connecting beam 6 after the hoisting is in place; after rechecking is correct or the design requirements are met through checking, welding and fixing are carried out; after welding, mounting the connecting component 7 and the shear resistant nails 9; finally, mounting a conical conversion head 8 of a tower crane foundation, wherein the mounting of the conversion head 8 needs to ensure that the plane positioning and the angle of the conversion head 8 are correct; after the conversion heads 8 are in place, horizontal measurement is needed, and it is guaranteed that the four conversion heads 8 are welded at the same elevation and after the levelness meets requirements.
The utility model has simple structure and installation, is made of factory processed materials, and has high assembly degree, high installation precision and small error; the tower crane installation requirements can be met after field installation, welding and detection are finished, the total construction period of a single tower crane foundation is about 5 days, and compared with a lattice tower crane foundation, the tower crane foundation has fewer construction procedures, improves the construction efficiency and shortens the construction period; the structure of the utility model can avoid the collision of the tower body on the basement structure, and the position selection is relatively flexible; the construction method disclosed by the utility model is simple in principle, convenient to install and high in industrialization degree, and can be suitable for tower cranes with various specifications.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.
Claims (6)
1. A tower crane foundation structure with a permanent-temporary combined cross-shaped steel box girder is characterized by comprising steel columns (1), a fixing frame (2) and a tower crane foundation girder (3); four steel columns (1) are vertically arranged and are respectively installed in the foundation pit at intervals; the fixed frame (2) is of a grid structure and is horizontally supported at the upper parts of the four steel columns (1); the fixing frame (2) comprises a frame beam (2.1) and a grid support inside the frame beam (2.1); the frame beam (2.1) is arranged between the steel columns (1) and is fixedly connected with the steel columns (1) through circular ring plates (4); the circular ring plates (4) are sleeved with one group around the steel column (1), and each layer of circular ring plate (4) is fixed through a reinforcing plate (5) which is arranged annularly; a connecting beam (6) is arranged above the frame beam (2.1) and between the two steel columns (1), and the connecting beam (6) is fixed with the frame beam (2.1) at the lower end; the tower crane foundation beam (3) is of a cross structure and is arranged at the top of the fixing frame (2); the tower crane foundation beam (3) is detachably connected with the fixed frame (2) through a plurality of groups of connecting components (7); one end of the tower crane foundation beam (3) extends into the connecting beam (6) and is fixedly connected with the connecting beam (6); a conical conversion head (8) is arranged at the center above the tower crane foundation beam (3).
2. The permanent temporary joint cross steel box girder tower crane foundation structure of claim 1, wherein the grid support comprises horizontal support beams (2.2) and longitudinal support beams (2.3); the two horizontal supporting beams (2.2) are arranged between the frame beams (2.1) at intervals; the longitudinal supporting beam (2.3) is arranged and penetrates between the two horizontal supporting beams (2.2), and two ends of the longitudinal supporting beam (2.3) are fixedly connected with the frame beam (2.1); a connecting beam (2.4) is arranged between the two horizontal supporting beams (2.2).
3. The tower crane foundation structure with the cross-shaped steel box girder combined forever according to claim 1, wherein the tower crane foundation girder (3) comprises a tower crane left girder (3.2) and a tower crane right girder (3.1), the tower crane left girder (3.2) is two short girders, and the two short girders are respectively connected to two sides of the middle part of the tower crane right girder (3.1).
4. The permanently bonded cross steel box girder tower crane foundation structure of claim 1, wherein the connection assembly (7) comprises a steel carrying pole (7.1) and a steel bar (7.2); steel shoulder pole (7.1) parallel arrangement is at the top of tower crane foundation beam (3) and the bottom of mount (2) corresponding with tower crane foundation beam (3), steel bar (7.2) are vertical to be worn to establish in steel shoulder pole (7.1) both sides, pass through bolt fastener at the both ends of steel bar (7.2) and fix.
5. The permanently bonded cross steel box girder tower crane foundation structure of claim 1, wherein shear resistant nails (9) are further arranged at the intersection positions of the tower crane foundation beam (3) and the fixing frame (2); the shear resistant nail (9) is attached to the fixing frame (2) and arranged below the tower crane foundation beam (3).
6. The permanent adjacent combined cross steel box girder tower crane foundation structure of claim 1, wherein the joint of the steel column (1) and the frame beam (2.1) is further provided with a bracket (10) support.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122538505.1U CN216275800U (en) | 2021-10-21 | 2021-10-21 | Face combination cross steel box girder tower crane foundation structure forever |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122538505.1U CN216275800U (en) | 2021-10-21 | 2021-10-21 | Face combination cross steel box girder tower crane foundation structure forever |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216275800U true CN216275800U (en) | 2022-04-12 |
Family
ID=81070984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122538505.1U Expired - Fee Related CN216275800U (en) | 2021-10-21 | 2021-10-21 | Face combination cross steel box girder tower crane foundation structure forever |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216275800U (en) |
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2021
- 2021-10-21 CN CN202122538505.1U patent/CN216275800U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220412 |
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| CF01 | Termination of patent right due to non-payment of annual fee |