CN210712904U - Tower crane foundation structure - Google Patents
Tower crane foundation structure Download PDFInfo
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- CN210712904U CN210712904U CN201920553810.8U CN201920553810U CN210712904U CN 210712904 U CN210712904 U CN 210712904U CN 201920553810 U CN201920553810 U CN 201920553810U CN 210712904 U CN210712904 U CN 210712904U
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- tower crane
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Abstract
The utility model provides a tower crane foundation structure, including braced frame and steel box girder group, steel box girder group by braced frame's bracket supports, the tower crane by steel box girder group supports, braced frame runs through from high-rise building's basement bottom plate below the basement bottom plate extremely basement bottom plate top. The utility model discloses a shelve steel case roof beam group on braced frame's bracket, reduced braced frame's horizontal displacement to the potential safety hazard has been reduced.
Description
Technical Field
The utility model relates to a construction field especially relates to a tower crane foundation structure.
Background
The tower crane is a hoisting device commonly used in construction sites, also known as a tower crane, and is used for hoisting construction raw materials such as reinforcing steel bars, wood ridges, concrete, steel pipes and the like for construction in a mode of connecting height of sections (referred to as standard sections for short). When the tower crane is used, a tower crane foundation needs to be constructed firstly. Traditional steel construction tower crane foundation adopts the I-steel to weld the construction scheme at steel construction support column side with rigid connection's mode mostly, and this kind of tower crane foundation is supporting the tower crane during operation, and the great moment of flexure that the node of steel construction can bear leads to the steel construction support column to produce great horizontal displacement, produces great potential safety hazard easily.
SUMMERY OF THE UTILITY MODEL
The utility model provides a tower crane foundation structure for reduce the solid end moment of flexure of the node of being connected with the steel construction support column, reduced the horizontal displacement of steel construction support column, thereby solve above-mentioned problem.
In order to achieve the purpose, the utility model provides a tower crane foundation structure for bear the tower crane, including braced frame and steel box girder group, steel box girder group by braced frame's bracket supports, the tower crane by steel box girder group supports, braced frame runs through from high-rise building's basement bottom plate below the basement bottom plate extremely basement bottom plate top.
Preferably, the steel box girder assembly comprises a transverse girder welded on the bracket, a longitudinal girder welded on the transverse girder, and a cross girder welded at the junction of the transverse girder and the longitudinal girder.
Preferably, at least two transverse beams are arranged, and at least two longitudinal beams are arranged; one end of each longitudinal beam is welded to the upper surface of one transverse beam, and the other end of each longitudinal beam is welded to the upper surface of the other transverse beam; the tower crane is characterized in that one end of the cross beam is welded at the junction of one longitudinal beam and one transverse beam, the other end of the cross beam is welded at the junction of the other longitudinal beam and the other transverse beam, and the cross beam and a plane formed by the longitudinal beams support the bottom of the tower crane.
Preferably, the support frame is constructed by a horizontal steel pipe and a vertical steel pipe, and the bracket is fixed on the side surface of the vertical steel pipe of the support frame.
Preferably, the steel pipe contains concrete.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a tower crane foundation structure for bear the tower crane, including braced frame and steel box girder group, steel box girder group by braced frame's bracket supports, the tower crane by steel box girder group supports, braced frame runs through from high-rise building's basement bottom plate below the basement bottom plate extremely basement bottom plate top. The utility model discloses a shelve steel case roof beam group on the bracket of braced frame side, reduced braced frame's horizontal displacement to the potential safety hazard has been reduced.
Drawings
Fig. 1 is a schematic cross-sectional view of a corbel joint of a support frame provided by the present invention;
FIG. 2 is a top view of a corbel;
FIG. 3 is a cross-sectional view taken at A-A in FIG. 1;
fig. 4 is a cross-sectional view taken at B-B in fig. 1.
In the figure: 111-first column, 112-second column, 113-third column, 114-fourth column, 115-fifth column, 116-transverse steel pipe, 117-I-steel, 13-bracket, 131-main reinforcement preformed hole, 132-concrete overflow hole, 20-steel box girder group, 21-transverse beam, 22-longitudinal beam, 23-cross beam, 30-tower crane column foot, 40-bottom plate and 50-core tube wall.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail below with reference to the accompanying drawings.
Please refer to fig. 1, the utility model provides a tower crane foundation structure for support the tower crane, make the tower crane bear and build and work on this tower crane basis.
Specifically, the tower crane foundation structure from the bottom to the top includes in proper order that the setting runs through bottom plate 40 to the braced frame of bottom plate 40 top from the bottom plate 40 below of basement, set up in the braced frame and be located the steel box girder group 20 of bottom plate 40 top, the tower crane (not shown in the figure) then set up in on the steel box girder group 20. In the present invention, the upper side is based on the direction indicated by the arrow a in fig. 4, and the opposite direction in the figure is defined as the lower side.
The support frame is a cuboid which is built by a transverse steel pipe 116 and vertical steel pipes, for convenience of description, the length direction of the cuboid is taken as the longitudinal direction, the width direction is taken as the transverse direction, the direction perpendicular to a plane formed by a certain longitudinal straight line and a certain transverse straight line is the vertical direction parallel to an arrow a in fig. 4, the cuboid comprises four side surfaces which are intersected to form four side edges, namely two opposite long side surfaces and two opposite short side surfaces, five vertical steel pipes are distributed on each long side surface along the longitudinal direction at equal intervals, the two long side surfaces account for ten vertical steel pipes, the four vertical steel pipes are taken as the four side edges of the cuboid, the five vertical steel pipes on each long side surface are sequentially defined as a first column 111, a second column 112, a third column 113, a fourth column 114 and a fifth column 115 along the longitudinal direction, and the first column 111, the second column 112, the third column 113, the fourth column 114 and the fifth column 115, The second column 112 is disposed in one core tube wall 50, the third column 113, the fourth column 114 and the fifth column 115 on two long sides are all disposed in another core tube wall 50, the first column 111 on one long side and the first column 111 on the other long side are connected by a transverse steel tube 116, the transverse steel tube 116 is supported by at least two i-beams 117 in the vertical direction, the at least two i-beams 117 are disposed between the two first columns 111 and are arranged transversely at equal intervals, in the same manner as above, the fourth column 114 on one long side and the fourth column 114 between the other long sides are connected by a transverse steel tube 116, and the transverse steel tube 116 is also supported by at least two i-beams 117 in the vertical direction.
Preferably, concrete is poured into both the vertical steel pipes and the horizontal steel pipes 116 constituting the support frame to reinforce the strength thereof and thus increase the support strength.
The second column 112 and the third column 113 on each long side are provided with brackets 13 at the sides thereof, so that the support frame has four brackets 13, the orthographic projection of the corresponding brackets 13 on the two long sides is formed in a shape extending transversely and oppositely, and the steel box girder assembly 20 is fixed on the four brackets 13. Referring to fig. 2, eight main reinforcement preformed holes 131 arranged in two rows and a concrete grout overflow hole 132 located between the two main reinforcement preformed holes 131 are formed in each bracket 13, the row direction is parallel to the longitudinal direction, the main reinforcement preformed holes 131 and the concrete grout overflow hole 132 penetrate from the topmost end face to the bottommost end face of the bracket 13, the axial directions of the two holes are vertical, the main reinforcement preformed holes 131 are reserved for penetrating and winding steel bars of a concrete column wrapped outside a steel pipe in the later period, and the concrete grout overflow hole 132 can be tightly poured during concrete pouring outside the steel pipe in the later period.
Referring to fig. 2 and 3, the steel box girder assembly 20 is disposed between two long sides of the support frame, and is composed of two transverse girders 21 welded to the corbels 13, two longitudinal girders 22 welded to the transverse girders 21, and a cross girder 23 welded between the two longitudinal girders 22, wherein one end of one transverse girder 21 is welded to the corbel 13 of the second column 112 of one long side, the other end is welded to the corbel 13 of the second column 112 of the other long side, one end of the other transverse girder 21 is welded to the corbel 13 of the third column 113 of one long side, and the other end is welded to the corbel 13 of the third column 113 of the other long side; one end of each longitudinal beam 22 is welded to the upper surface of one transverse beam 21, the other end of each longitudinal beam 22 is welded to the upper surface of the other transverse beam 21, and the two longitudinal beams 22 are parallel to each other; one end of one cross beam 23 is welded to the junction of one longitudinal beam 22 and one transverse beam 21, the other end is welded to the junction of the other longitudinal beam 22 and the other transverse beam 21, and the length directions of the two cross beams 23 are crossed.
Preferably, the transverse beams 21, the longitudinal beams 22 and the cross beams 23 are all i-steel.
Therefore, the tower crane foundation structure is formed, and during construction, the tower crane column foot 30 is fixed on a plane formed by the longitudinal beam 22 and the cross beam 23 to work.
It is apparent that various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention, and it is intended that the present invention also include these changes and modifications if they come within the scope of the appended claims and their equivalents.
Claims (5)
1. The utility model provides a tower crane foundation structure for bear the tower crane, its characterized in that, including braced frame and steel box girder group, steel box girder group by braced frame's bracket supports, the tower crane by steel box girder group supports, braced frame runs through from high-rise building's basement bottom plate below basement bottom plate extremely basement bottom plate top.
2. The tower crane foundation structure of claim 1, wherein the steel box girder assembly comprises a transverse girder welded to the bracket, a longitudinal girder welded to the transverse girder, and a cross girder welded to a junction of the transverse girder and the longitudinal girder.
3. The tower crane foundation structure of claim 2, wherein at least two transverse beams are provided, and at least two longitudinal beams are provided; one end of each longitudinal beam is welded to the upper surface of one transverse beam, and the other end of each longitudinal beam is welded to the upper surface of the other transverse beam; the tower crane is characterized in that one end of the cross beam is welded at the junction of one longitudinal beam and one transverse beam, the other end of the cross beam is welded at the junction of the other longitudinal beam and the other transverse beam, and the cross beam and a plane formed by the longitudinal beams support the bottom of the tower crane.
4. The tower crane foundation structure of claim 1, wherein the support frame is constructed by a horizontal steel pipe and a vertical steel pipe, and the bracket is fixed to the side surface of the vertical steel pipe of the support frame.
5. The tower crane foundation structure of claim 4, wherein concrete is contained within the steel tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553810.8U CN210712904U (en) | 2019-04-22 | 2019-04-22 | Tower crane foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920553810.8U CN210712904U (en) | 2019-04-22 | 2019-04-22 | Tower crane foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210712904U true CN210712904U (en) | 2020-06-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920553810.8U Active CN210712904U (en) | 2019-04-22 | 2019-04-22 | Tower crane foundation structure |
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| Country | Link |
|---|---|
| CN (1) | CN210712904U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004969A (en) * | 2019-04-22 | 2019-07-12 | 上海建工一建集团有限公司 | A kind of tower-crane foundation structure |
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2019
- 2019-04-22 CN CN201920553810.8U patent/CN210712904U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110004969A (en) * | 2019-04-22 | 2019-07-12 | 上海建工一建集团有限公司 | A kind of tower-crane foundation structure |
| CN110004969B (en) * | 2019-04-22 | 2024-09-06 | 上海建工一建集团有限公司 | Tower crane foundation structure |
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