Tower crane foundation and underground garage raft integrated structure

Abstract

A tower crane foundation and underground garage raft integrated structure comprises a pile foundation and an underground garage raft, a raft reinforcement cage is arranged in the underground garage raft, and the tower crane foundation and underground garage raft integrated structure is characterized in that four fixing column bases are mounted in the underground garage raft right above the pile foundation and distributed at four corners of a rectangle; a tower crane pre-embedded fixing column is vertically fixed to each fixing column base, the fixing column bases and the tower crane pre-embedded fixing columns are located in a raft reinforcement cage and fixed to the raft reinforcement cage, and every two adjacent tower crane pre-embedded fixing columns are connected and fixed through a fixing column connecting cross rod. The underground garage raft plate is fully utilized as the tower crane foundation, the foundation position of the tower crane and the underground garage raft plate are fused together, the tower crane foundation does not need to be independently built, the tower crane foundation is not required to be independently built, the construction cost is reduced, the construction efficiency is improved, and the construction cost is reduced. And the structure is very safe and stable while the construction cost is saved.

Description

TECHNICAL FIELD

[0001] The application relates to a tower crane foundation structure, in particular to a tower crane foundation and underground garage raft integrated structure, and belongs to the technical field of building construction. BACKGROUND

[0002] In the process of construction of high-rise buildings, a tower crane is usually built to help deliver building materials. In the process of building the tower crane, a tower crane foundation needs to be built, and then a tower crane standard section is connected on the tower crane foundation, so as to gradually increase the height of the tower crane.

[0003] The traditional tower crane foundation construction is to build a tower crane foundation pile alone, and then build a tower crane foundation on the tower crane pile. Such separate construction of the tower crane foundation not only has a long construction period and high construction cost, but also needs to consider the compatibility with the underground garage raft during the construction of the underground garage. Moreover, after the tower crane is removed, the tower crane foundation and the tower crane pile are abandoned and cannot be fully utilized. SUMMARY

[0004] The application aims to provide a tower crane foundation and underground garage raft integrated structure which is reasonable in structure, fully utilizes the underground garage raft and pile as the tower crane foundation, integrates the position of the tower crane foundation with the underground garage raft, does not need to build a tower crane foundation alone, has low construction cost, and is safe and stable in structure.

[0005] To achieve the above-mentioned purpose, the technical scheme of the application is as follows: a tower crane foundation and underground garage raft integrated structure, comprising a pile and an underground garage raft, wherein the underground garage raft is provided with a raft reinforcement cage, characterized in that: four fixed column bases are installed in the underground garage raft directly above the pile, the four fixed column bases are distributed at the four corners of a rectangle, a tower crane embedded fixed column is vertically fixed on each fixed column base, the fixed column base and the tower crane embedded fixed column are fixed in the raft reinforcement cage, two adjacent tower crane embedded fixed columns are fixed through a fixed column connecting cross rod, two opposite tower crane embedded fixed columns are fixed through a base opposite corner connecting rod, and the upper end of the tower crane embedded fixed column is provided with a tower crane standard section connecting end.

[0006] Further, the fixed column base and the tower crane embedded fixed column are connected with the raft reinforcement cage through direct welding, or the steel bars on the raft reinforcement cage are welded after penetrating through the through holes formed on the tower crane embedded fixed column and the raft reinforcement cage.

[0007] Further, the upper end of the tower crane embedded fixed column penetrates out of the gap or the pre-set hole of the raft reinforcement cage, and the upper end of the tower crane embedded fixed column is higher than the upper surface of the underground garage raft by more than 20 cm.

[0008] Further, a plurality of connecting inclined rods are fixedly arranged between the two adjacent tower crane embedded fixed columns.

[0009] Further, a tower crane standard section is vertically installed on the connecting end of the tower crane standard section.

[0010] Further, a settlement observation point is arranged on the upper surface of the raft slab outside the tower crane embedded fixed column.

[0011] The beneficial effects of the present application are:

[0012] 1. The present application makes full use of the raft slab of the underground garage as the tower crane foundation, integrates the tower crane foundation and the raft slab of the underground garage together, and does not need to separately build the tower crane foundation, thereby saving the construction cost and being very convenient to operate. The tower crane foundation, the raft slab of the underground garage and the pile foundation are integrally arranged, and the structure is also very safe and stable.

[0013] 2. The present application has a reasonable structure, the tower crane foundation, the raft slab of the underground garage and the steel reinforcement cage inside the pile foundation are welded and fixed together, the stability and load bearing capacity of the tower crane foundation are strengthened, the overall structure is more safe and stable, and in the process of removing the tower crane later, the tower crane foundation does not need to be removed, which is fast and convenient. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic diagram of the present application.

[0015] Figure 2 is Figure 1 a structural schematic diagram of the present application after removing the tower crane standard section.

[0016] Figure 3 is a structural schematic diagram of the present application before pouring concrete in the pile foundation and the raft slab of the underground garage.

[0017] Figure 4 is a structural schematic diagram of the tower crane foundation embedded in the raft slab of the underground garage.

[0018] In the figure: pile foundation 1, raft slab of underground garage 2, raft slab steel reinforcement cage 3, fixed column base 4, tower crane embedded fixed column 5, fixed column connecting horizontal rod 6, base diagonal connecting rod 7, connecting inclined rod 8, tower crane standard section connecting end 9, tower crane standard section 10. DETAILED DESCRIPTION

[0019] The present application is further described in detail below in combination with the description of the drawings and the specific implementation.

[0020] Referring to Figures 1 to 4The tower crane foundation and underground garage raft integrated structure of the application comprises a pile foundation 1 and an underground garage raft 2, and a raft reinforcement cage 3 is arranged in the underground garage raft 2, characterized in that: four fixed column bases 4 are installed in the underground garage raft 2 directly above the pile foundation 1, the four fixed column bases 4 are distributed at the four corners of a rectangle, a tower crane embedded fixed column 5 is vertically fixed on each fixed column base 4 respectively, the fixed column base 4 and the tower crane embedded fixed column 5 are located in the raft reinforcement cage 3 and are fixed with the raft reinforcement cage 3, two adjacent tower crane embedded fixed columns 5 are fixedly connected through a fixed column connecting cross rod 6, two opposite tower crane embedded fixed columns 5 are fixedly connected through a base opposite connecting rod 7, and the upper end of the tower crane embedded fixed column 5 is provided with a tower crane standard joint connecting end 9.

[0021] The fixed column base 4 and the tower crane embedded fixed column 5 are connected with the raft reinforcement cage 3 through direct welding, or the steel bars on the raft reinforcement cage 3 are welded after passing through the through holes formed on the tower crane embedded fixed column 5 and the raft reinforcement cage 3.

[0022] The upper end of the tower crane embedded fixed column 5 passes out of the gap or the preset hole of the raft reinforcement cage 3, and the upper end of the tower crane embedded fixed column 5 is higher than the upper surface of the underground garage raft 2 by more than 20 cm.

[0023] A plurality of connecting inclined rods 8 are fixedly arranged between the two adjacent tower crane embedded fixed columns 5.

[0024] A tower crane standard joint 10 is vertically installed on the tower crane standard joint connecting end 9.

[0025] A settlement observation point is arranged on the upper surface of the underground garage raft 2 outside the tower crane embedded fixed column 5.

[0026] The application fully utilizes the underground garage raft as the tower crane foundation, integrates the foundation position of the tower crane with the underground garage raft, does not need to separately build the tower crane foundation, saves the construction cost, and is very convenient to operate; the tower crane foundation is integrally arranged with the underground garage raft and the pile foundation, and the structure is very safe and stable, meanwhile, in the process of removing the tower crane, the tower crane foundation does not need to be removed, which is fast and convenient, and the specific structure of the application is as follows:

[0027] The application comprises a pile foundation 1 and an underground garage raft 2, the underground garage raft 2 is laid on the pile foundation 1, the pile foundation 1 plays a fixing and supporting role on the underground garage raft 2. A reinforcement cage is built inside the pile foundation 1 and is poured with concrete, a raft reinforcement cage 3 is arranged in the underground garage raft 2, the raft reinforcement cage 3 is fixedly connected with the reinforcement cage inside the pile foundation 1, thereby improving the load bearing and stability of the overall structure.

[0028] Four fixed column bases 4 are installed in the underground garage raft 2, and the four fixed column bases 4 are distributed at the four corners of the rectangle, and a tower crane embedded fixed column 5 is vertically fixed on each fixed column base 4. The fixed column base 4 and the tower crane embedded fixed column 5 are located in the raft reinforcement cage 3 and fixed thereto. In order to fix the fixed column base 4 and the tower crane embedded fixed column 5 to the raft reinforcement cage 3, the fixed column base 4 and the tower crane embedded fixed column 5 can be directly connected by welding, or a through hole is provided on the fixed column base 4 and the tower crane embedded fixed column 5 for the steel bars to pass through, and the steel bars on the raft reinforcement cage 3 pass through the through hole on the tower crane embedded fixed column 5 and the raft reinforcement cage 3 and are then welded and fixed, further enhancing the firmness of the connection.

[0029] In order to further enhance the stability between the four tower crane embedded fixed columns 5 in the underground garage raft 2, a fixed column connecting cross rod 6 is connected and fixed between the adjacent two tower crane embedded fixed columns 5, and a plurality of connecting inclined rods 8 are also fixed and connected between the adjacent two tower crane embedded fixed columns 5. The two tower crane embedded fixed columns 5 located at opposite corners are connected and fixed by a base diagonal connecting rod 7.

[0030] In order to facilitate the tower connection of the tower crane standard section 10 on the tower crane embedded fixed column 5, the upper end of the tower crane embedded fixed column 5 is arranged to pass through the gap or the pre-set hole of the raft reinforcement cage 3, and the upper end of the tower crane embedded fixed column 5 is arranged to be higher than the upper surface of the underground garage raft 2 by more than 20 cm, and a tower crane standard section connecting end 9 is arranged at the upper end of the tower crane embedded fixed column 5, and a plug-in hole or a plug pin for connecting the tower crane standard section 10 is arranged on the tower crane standard section connecting end 9, facilitating the connection of the tower crane standard section 10. The upper surface of the underground garage raft 2 is arranged with a settlement observation point outside the tower crane embedded fixed column 5, facilitating the observation of the settlement of the entire pile foundation 1 and the underground garage raft 2, so as to facilitate the timely detection of safety hazards.

[0031] The above is a further detailed description of the present application in combination with the specific embodiments, and it cannot be considered that the specific embodiments of the present application are limited to these descriptions. For ordinary skilled persons in the technical field to which the present application belongs, various simple replacements, improvements and changes can be made without departing from the concept of the present application, and various simple replacements, improvements and changes made should be considered to belong to the protection scope of the present application.

Claims

1. An integrated structure of tower crane foundation and underground garage raft slab, comprising pile foundation (1) and underground garage raft slab (2), wherein a raft slab reinforcement cage (3) is arranged inside the underground garage raft slab (2), characterized in that: Four fixed column bases (4) are installed in the underground garage raft slab (2) directly above the pile foundation (1). The four fixed column bases (4) are distributed at the four corners of the rectangle. Each fixed column base (4) is vertically fixed with a tower crane embedded fixed column (5). The fixed column base (4) and the tower crane embedded fixed column (5) are located in the raft slab steel cage (3) and fixed thereto. Two adjacent tower crane embedded fixed columns (5) are connected and fixed by a fixed column connecting crossbar (6). Two tower crane embedded fixed columns (5) located at opposite corners are connected and fixed by a base diagonal connecting rod (7). The upper end of the tower crane embedded fixed column (5) is provided with a tower crane standard section connecting end (9).

2. The integrated structure of tower crane foundation and underground garage raft slab according to claim 1, characterized in that: The fixed column base (4) and the tower crane embedded fixed column 5 are connected to the raft slab steel cage (3) by direct welding, or the steel bars on the raft slab steel cage (3) are welded and fixed after passing through the through holes opened on the tower crane embedded fixed column (5) and the raft slab steel cage (3).

3. The integrated structure of tower crane foundation and underground garage raft slab according to claim 1, characterized in that: The upper end of the tower crane pre-embedded fixing column (5) passes through the gap in the raft slab reinforcement cage (3) or the pre-set hole, and the upper end of the tower crane pre-embedded fixing column (5) is more than 20 cm higher than the upper surface of the underground garage raft slab (2).

4. The integrated structure of tower crane foundation and underground garage raft slab according to claim 1, characterized in that: Multiple connecting diagonal braces (8) are fixedly installed between the two adjacent tower crane pre-embedded fixed columns (5).

5. The integrated structure of tower crane foundation and underground garage raft slab according to claim 1, characterized in that: The tower crane standard section (10) is vertically installed on the connecting end (9) of the tower crane standard section.

6. The integrated structure of tower crane foundation and underground garage raft slab according to claim 1, characterized in that: The upper surface of the underground garage raft slab (2) is provided with settlement observation points located outside the tower crane pre-embedded fixed column (5).

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