Tower crane foundation device utilizing cable bent tower cross beam structure

Abstract

The utility model provides a tower crane foundation device utilizing a cable bent tower beam structure. Comprising a cross beam bottom plate, concrete-filled steel tube stand columns, a cross beam top plate, anchor bolts, foundation section anchor plates and tower crane foundation stand columns. Concrete-filled steel tube columns are pre-embedded in positions corresponding to tower crane foundation columns, the bottoms of the concrete-filled steel tube columns are embedded in the bottom plate and are welded with the cross beam bottom plate main reinforcements, and the tops of the concrete-filled steel tube columns are embedded in the top plate; the anchor bolt and the foundation section anchor plate are embedded in the concrete filled steel tube stand column. According to the utility model, the top of the cable bent tower beam and the bottom plate are used for bearing pressure and shearing force brought by the tower crane together, and the structure is safe and reliable; and 2, the top plate and the bottom plate of the cable bent tower beam are used as tower crane foundations, and the hoisting operation around the main tower can be met only by arranging the tower crane in the middle of the cable bent tower beam, so that the utilization rate of the tower crane can be effectively improved, and the use cost of equipment is reduced.

Description

Technical Field

[0001] The utility model relates to the field of bridge engineering, in particular to a tower crane foundation device utilizing a cable tower crossbeam structure. Background Art

[0002] At present, when constructing cable towers of large bridges such as suspension bridges and cable-stayed bridges, it is usually necessary to install tower cranes on both sides of the towers, and the tower cranes will continue to be used until the entire bridge is completed. However, after the towers are built, the utilization rate of the tower cranes decreases, and continuing to configure multiple tower cranes will result in a waste of equipment resources.

[0003] The device utilizes the tower cross beam to set up the tower crane, and the tower crane is set up in the center of the tower cross beam. It can take into account all hoisting operations around the main tower, which will effectively improve the utilization rate of the tower crane and reduce the use cost of the equipment. Utility Model Content

[0004] The purpose of the present application is to provide a tower crane foundation device utilizing a tower beam structure. A tower crane is arranged in the middle of the tower beam, but the thickness of the beam top plate is usually lower than the standard thickness of the tower crane foundation. Therefore, a steel tube concrete connection is arranged between the beam top plate and the bottom plate, and both ends are respectively embedded in the beam concrete. The steel tube concrete is arranged at a position corresponding to the tower crane foundation column. The tower crane foundation column is buried in the steel tube concrete, and the beam top plate and the bottom plate are used to jointly bear the tower crane load.

[0005] The utility model is implemented in this way, providing a tower crane foundation device using a cable tower crossbeam structure, characterized in that it includes a crossbeam bottom plate, a steel tube concrete column, a crossbeam top plate, anchor bolts, a foundation section anchor plate, and a tower crane foundation column; the steel tube concrete column is pre-buried corresponding to the position of the tower crane foundation column, the bottom of the steel tube concrete column is embedded in the bottom plate, welded and connected with the main reinforcement of the crossbeam bottom plate, and the top of the steel tube concrete column is embedded in the top plate.

[0006] Furthermore, the anchor bolts and foundation section anchor plates are embedded in the steel tube concrete columns.

[0007] Furthermore, the steel tube column is a steel tube concrete structure, the concrete foundation is a beam top plate and bottom plate concrete structure, and the tower crane foundation section includes a foundation section, an anchor plate and an anchor bolt structure;

[0008] Furthermore, the steel tube concrete structure adopts fine stone concrete poured into the steel tube column, and the concrete grade is the same as the beam concrete.

[0009] Furthermore, the concrete foundation is composed of a tower beam top plate and a bottom plate, which are connected by a steel tube concrete structure.

[0010] Furthermore, the anchor plates and anchor bolts in the tower crane foundation section need to be buried in the steel tube concrete structure.

[0011] The implementation process of the utility model is:

[0012] Step 1: Pre-embedded steel pipe columns

[0013] During the construction of the bottom plate and web of the tower beam, steel pipe columns are pre-buried at the positions corresponding to the tower crane foundation columns. The bottom of the steel pipe column is embedded in the bottom plate and welded to the main reinforcement of the bottom plate of the beam, and the top of the steel pipe column is embedded in the top plate.

[0014] Step 2: Tower crane foundation section installation

[0015] After the installation of the steel bars of the cable tower top plate is completed, the tower crane foundation section is installed, and the foundation section anchor plate and anchor bolts are buried in the steel pipe column. During installation, the buried depth of the foundation section anchor plate should be higher than the requirements in the tower crane manual.

[0016] Step 3: Concrete pouring in steel pipe

[0017] Pour fine stone concrete into the steel pipe, vibrate while pouring to ensure that the concrete in the pipe is vibrated and dense.

[0018] Step 4: Casting of beam top plate

[0019] Finally, pour the concrete of the beam top plate. During pouring, the vibration of the concrete around the tower crane foundation should be strengthened to ensure the structural safety of the tower crane foundation.

[0020] The advantages of this device are: 1. This device uses the top and bottom plates of the tower beam to bear the pressure and shear force brought by the tower crane, and the structure is safe and reliable. 2. This device uses the top and bottom plates of the tower beam as the foundation of the tower crane. It only needs to set up a tower crane in the middle of the tower beam to meet the hoisting operations around the main tower, which will effectively improve the utilization rate of the tower crane and reduce the cost of equipment use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 Provide structural drawings for tower crane foundation installation;

[0022] Among them: 1-beam bottom plate; 2-steel tube concrete column; 3-beam top plate; 4-foundation section anchor plate; 5-anchor bolt; 6-tower crane foundation column DETAILED DESCRIPTION

[0023] The following will be combined with the attached Figure 1 The device is described in detail, and the technical solution in the embodiment of the device is described clearly and completely. Obviously, the described embodiment is only a part of the embodiment of this patent, not all of the embodiments. Based on the embodiments in this patent, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of this patent.

[0024] The utility model patent describes a tower crane foundation device using a cable tower crossbeam structure; a tower crane is arranged in the middle of the cable tower crossbeam, but the thickness of the crossbeam top plate is usually lower than the standard thickness of the tower crane foundation, so a steel tube concrete connection is arranged between the crossbeam top plate and the bottom plate, and both ends are respectively embedded in the crossbeam concrete. The steel tube concrete is arranged at a position corresponding to the tower crane foundation column, and the tower crane foundation column is buried in the steel tube concrete, and the crossbeam top plate and the bottom plate are used to jointly bear the tower crane load.

[0025] like Figure 1 As shown, a tower crane foundation device using a cable tower beam structure; including a beam bottom plate 1, a steel tube concrete column 2, a beam top plate 3, anchor bolts 4, a foundation section anchor plate 5, and a tower crane foundation column 6; the steel tube concrete column 2 is pre-buried corresponding to the position of the tower crane foundation column 6, the bottom of the steel tube concrete column 2 is embedded in the bottom plate 1, and is welded to the main reinforcement of the beam bottom plate 1, and the top of the steel tube column 2 is embedded in the top plate 3.

[0026] Among them, the anchor bolts 4 and the foundation node anchor plates 5 are buried in the steel pipe columns 2.

[0027] The following is combined with Figure 1 Further explain the specific implementation method of this patent:

[0028] Step 1: Pre-embedded steel pipe columns

[0029] During the construction of the tower beam bottom plate 1 and the web plate, the steel tube concrete column 2 is pre-buried at the position corresponding to the tower crane foundation column 6. The bottom of the steel tube concrete column 2 is embedded in the bottom plate 1 and is welded to the main reinforcement of the beam bottom plate. The top of the steel tube concrete column 2 is embedded in the top plate 3.

[0030] Step 2: Tower crane foundation section installation

[0031] After the steel bars of the cable tower top plate 3 are installed, the tower crane foundation section 6 is installed, and the foundation section anchor plate 4 and anchor bolts 5 are buried in the steel pipe column 2. During installation, the burying depth of the foundation section anchor plate 4 should be higher than the requirements in the tower crane instruction manual.

[0032] Step 3: Concrete pouring in steel pipe

[0033] Pour fine stone concrete into the steel pipe column 2, and vibrate while pouring to ensure that the concrete in the pipe is vibrated and compacted.

[0034] Step 4: Casting of beam top plate

[0035] Finally, pour the concrete of the beam top plate 3. During pouring, the vibration of the concrete around the tower crane foundation section 6 should be strengthened to ensure the structural safety of the tower crane foundation.

[0036] The advantages of the utility model are: 1. The device uses the top and bottom plates of the tower beam to bear the pressure and shear force brought by the tower crane, and the structure is safe and reliable. 2. The device uses the top and bottom plates of the tower beam as the foundation of the tower crane. It only needs to set up a tower crane in the middle of the tower beam to meet the hoisting operation around the main tower, which will effectively improve the utilization rate of the tower crane and reduce the use cost of the equipment.

Claims

1. A tower crane foundation device using a cable tower beam structure, characterized in that: The invention comprises a crossbeam bottom plate (1), a steel tube concrete column (2), a crossbeam top plate (3), anchor bolts (4), a foundation section anchor plate (5), and a tower crane foundation column (6); the steel tube concrete column (2) is pre-buried at the position corresponding to the tower crane foundation column (6); the bottom of the steel tube concrete column (2) is embedded in the bottom plate (1) and is welded to the main reinforcement of the crossbeam bottom plate (1); the top of the steel tube concrete column (2) is embedded in the top plate (3); the anchor bolts (4) and the foundation section anchor plate (5) are embedded in the steel tube concrete column (2).

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