Fabricated tower pole foundation

Abstract

The utility model discloses an assembly type tower pole foundation which comprises a concrete foundation base and a center hole formed in the middle of the concrete foundation base, a recyclable main pile foundation used for supporting and installing a tower pole is arranged in the center hole in a clamped mode, and a plurality of evenly-distributed assembly frames are fixedly arranged on the periphery of the concrete foundation base. The outer side of the assembly frame is in threaded connection with a locking pin, the inner side of the assembly frame is provided with an extending foundation arm in a clamped mode, one end of the extending foundation arm is provided with an anchor bolt hole, and the locking pin is matched with the anchor bolt hole. The tower pole foundation has the advantages of being high in structural strength, capable of being flexibly assembled and convenient to transport and store, after the tower pole foundation is not used, the tower pole foundation is convenient to disassemble and recycle, resources are saved, the problem that waste pile foundations occupy cultivated land can be effectively prevented, and the tower pole foundation is more environmentally friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of power tower construction, in particular to an assembled tower foundation. Background Art

[0002] The tower foundation is a structure buried underground, connected to the bottom of the tower, and stably bears the load. It is a basic facility of the power tower. The currently common prefabricated tower foundation is mainly a base made of concrete pouring or embedded steel structure. During installation, a pit is first dug on the ground, and the base is deeply buried and compacted. An anchor structure is reserved at the top of the base, and the bottom of the tower is installed through the anchor structure. For example, the prefabricated foundation of the assembled tower with application number CN202120192529.3 includes a connecting seat, two limit seats and a fastening device. The top of the connecting seat is provided with an embedded steel structure, the bottom of the connecting seat is provided with a balance plate, and the top of the limit seat is provided with a support device capable of supporting the connecting seat; the above common types of tower foundations have the following shortcomings in actual applications:

[0003] In order to ensure the stability and safety of power transmission, the towers will be dismantled when their service life expires or when they are severely damaged. Since the tower foundations are buried deep underground, they are difficult to recycle and cannot be degraded under natural conditions. If they are not recycled, there will be problems of occupying arable land and affecting farming. Utility Model Content

[0004] The utility model aims to provide an assembled tower pole foundation to solve the problem that the existing tower pole foundation is difficult to recycle as mentioned in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an assembled tower foundation, comprising a concrete foundation base and a center hole opened in the middle of the concrete foundation base, the interior of the center hole is snap-fitted with a recyclable main pile foundation for supporting and installing the tower pole, a plurality of evenly distributed assembly frames are fixedly arranged on the periphery of the concrete foundation base, the outer side of the assembly frame is threadedly connected with a locking pin, the inner side of the assembly frame is snap-fitted with an extended foundation arm, one end of the extended foundation arm is provided with an anchor hole, the locking pin matches the anchor hole, the other end of the extended foundation arm is provided with a ground insertion hole, and an anti-tilt reinforcement component is installed on the ground insertion hole.

[0006] Preferably, the recyclable main pile foundation includes a chassis member and a mounting assembly fixedly arranged on the top of the chassis member, the mounting assembly matches the center hole, a spiral leaf pile column is fixedly arranged on the bottom end of the chassis member, a ground cone is fixedly arranged on the bottom end of the spiral leaf pile column, and the chassis member is arranged at the bottom of the concrete foundation base; it is convenient for disassembly and recycling, and more environmentally friendly.

[0007] Preferably, the mounting assembly includes an assembly base and a hexagonal hidden column fixedly arranged in the middle of the top end of the assembly base, and a reserved shaft hole is opened on one side of the hexagonal hidden column.

[0008] Preferably, a plurality of tower pole assembly anchor bolts are fixedly provided on the periphery of the top of the assembly base, which is convenient for installation and use.

[0009] Preferably, the anti-tilt reinforcement assembly includes a clamping piece and a through hole opened in the middle of the clamping piece, an auxiliary reinforcement pile is provided inside the through hole, and a reserved piece is fixed on the top of the auxiliary reinforcement pile; the stability of the tower foundation after installation can be improved, and the problem of tower tilting is less likely to occur.

[0010] Preferably, the surface of the auxiliary reinforcement pile is arranged in a spiral shape, so as to facilitate penetration into the ground, improve adhesion, and facilitate later recovery.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The tower foundation adopts a recyclable main pile foundation structure as the main bearing body, and is reinforced with a concrete base to prevent tilting. It has the characteristics of high structural strength, flexible assembly, and convenient transportation and storage. The tower foundation can be easily disassembled and recycled after not in use, which not only saves resources, but also effectively prevents the problem of abandoned pile foundations occupying arable land, and is more environmentally friendly. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the tower foundation of the utility model;

[0014] Figure 2 This is a schematic diagram of the structure of the recyclable main pile foundation of the utility model;

[0015] Figure 3 This is a structural schematic diagram of the concrete foundation base of the utility model;

[0016] Figure 4 It is a structural schematic diagram of the extended basic arm of the utility model;

[0017] Figure 5 It is an enlarged view of part A of the utility model.

[0018] In the figure: 1. Concrete foundation base; 2. Assembly frame; 3. Recyclable main pile foundation; 31. Chassis; 32. Assembly base; 33. Hexagonal hidden column; 34. Reserved axial hole; 35. Tower assembly anchor bolt; 36. Spiral leaf pile column; 37. Ground cone; 4. Extended foundation arm; 5. Auxiliary reinforcement pile; 6. Locking pin; 7. Reserved part; 8. Pressing part; 9. Center hole; 10. Ground penetration hole; 11. Anchor bolt hole. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0020] See also Figure 1-5 The utility model provides an assembled tower pole foundation, including a concrete foundation base 1 and a center hole 9 opened in the middle of the concrete foundation base 1, a recyclable main pile foundation 3 for supporting and installing the tower pole is arranged in the center hole 9, a plurality of evenly distributed assembly frames 2 are fixedly arranged on the periphery of the concrete foundation base 1, a locking pin 6 is threadedly connected to the outer side of the assembly frame 2, an extended foundation arm 4 is arranged in the inner side of the assembly frame 2, an anchor hole 11 is opened at one end of the extended foundation arm 4, the locking pin 6 matches the anchor hole 11, a ground insertion through hole 10 is opened at the other end of the extended foundation arm 4, and an anti-tilt reinforcement component is installed on the ground insertion through hole 10;

[0021] During use, when installing the tower foundation, first take out the recyclable main pile foundation 3, drill it into the installation ground for fixation, then put the concrete foundation base 1 on the recyclable main pile foundation 3, and press the edge of the recyclable main pile foundation 3 protruding from the ground, then insert the extended foundation arm 4 into the assembly frame 2 in turn, lock and fix it with the locking pin 6, and then use the anti-tilt reinforcement component to reinforce the outside of the extended foundation arm 4 to improve the stability of the tower installation.

[0022] See also Figure 1 , Figure 2 and Figure 3 Further, the recyclable main pile foundation 3 includes a chassis member 31 and a mounting assembly fixedly arranged at the top of the chassis member 31, the mounting assembly matches the center hole 9, a spiral leaf pile column 36 is fixedly arranged at the bottom end of the chassis member 31, a ground cone 37 is fixedly arranged at the bottom end of the spiral leaf pile column 36, the chassis member 31 is arranged at the bottom of the concrete foundation base 1, and the mounting assembly includes an assembly base 32 and a hexagonal hidden column 33 fixedly arranged at the middle of the top of the assembly base 32, a reserved shaft hole 34 is opened on one side of the hexagonal hidden column 33, and a plurality of tower assembly anchor bolts 35 are fixedly arranged on the periphery of the top of the assembly base 32;

[0023] When in use, the hexagonal hidden column 33 is installed on the drilling rig, and the pin is used to pass through the reserved shaft hole 34 for fixation, so that the ground cone 37 is facing the ground. When the drilling rig is working, the spiral leaf pile column 36 is inserted into the ground for fixation by rotation. After the installation is stable, the pin is taken out and the drilling rig can be taken out. When installing the tower pole, the bottom of the tower pole is made to face the assembly base 32. A groove matching the hexagonal hidden column 33 is reserved at the bottom of the tower pole, which is directly covered on the hexagonal hidden column 33. The position of the tower pole is adjusted so that the mounting hole on the tower pole mounting plate faces the tower pole assembly anchor bolt 35, and finally the anti-slip nut is used to lock and fix it. When recovering the main pile foundation, the tower pole is first removed, the drilling rig is put on the hexagonal hidden column 33, and the spiral leaf pile column 36 is rotated in the opposite direction to pull out the recyclable main pile foundation 3, thereby realizing the recovery of the main pile foundation.

[0024] See also Figure 1 , Figure 3 , Figure 4 and Figure 5 Further, the anti-tilt reinforcement assembly includes a clamping member 8 and a through hole opened in the middle of the clamping member 8, an auxiliary reinforcement pile 5 is arranged inside the through hole, a reserved member 7 is fixedly arranged at the top of the auxiliary reinforcement pile 5, and the surface of the auxiliary reinforcement pile 5 is arranged in a spiral shape;

[0025] When in use, after the extension base arm 4 is installed, the auxiliary reinforcement pile 5 is taken out and installed on the drilling rig so that the auxiliary reinforcement pile 5 is directly opposite the ground penetration hole 10, the auxiliary reinforcement pile 5 is screwed into the ground, and the clamping piece 8 is used to clamp and fix it to prevent the extension base arm 4 from tilting and improve the stability of the tower installation. When recovering, the auxiliary reinforcement pile 5 can be taken out of the soil by rotating it in the opposite direction.

[0026] When the embodiment of the present application is in use: the hexagonal hidden column 33 is installed on the drilling rig, and the pin shaft is used to pass through the reserved shaft hole 34 for fixing, so that the ground-inserting cone 37 is facing the ground. When the drilling rig is working, the spiral leaf pile column 36 is inserted into the ground by rotation for fixing. After the installation is stable, the pin shaft is taken out and the drilling rig can be removed. The concrete foundation base 1 is sleeved on the assembly base 32, and the chassis part 31 is pressed and fixed to prevent the recyclable main pile foundation 3 from tilting or tilting during use. Then the extended foundation arm 4 is inserted and clamped on the assembly frame 2 in turn, and locked and fixed by the locking pin 6. The auxiliary reinforcement pile 5 is taken out and installed on the drilling rig so that the auxiliary reinforcement pile 5 is facing the through-hole 10 through the ground-inserting hole, and the auxiliary reinforcement pile 5 is screwed into the ground. The extended foundation arm 4 is pressed and fixed by the clamping piece 8 to prevent the extended foundation arm 4 from tilting. When installing the tower pole, the tower pole position is adjusted so that the mounting hole on the tower pole mounting plate is facing the tower pole assembly anchor bolt 35, and finally the anti-loosening nut is used for locking and fixing.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. An assembled tower foundation, comprising a concrete foundation base (1) and a center hole (9) opened in the middle of the concrete foundation base (1), characterized in that: A recyclable main pile foundation (3) for supporting and installing a tower pole is arranged in engagement with the interior of the central hole (9); a plurality of evenly distributed assembly frames (2) are fixedly arranged on the periphery of the concrete foundation base (1); a locking pin (6) is threadedly connected to the outer side of the assembly frame (2); an extended foundation arm (4) is arranged in engagement with the inner side of the assembly frame (2); an anchor hole (11) is provided at one end of the extended foundation arm (4); the locking pin (6) matches the anchor hole (11); a ground insertion through hole (10) is provided at the other end of the extended foundation arm (4); an anti-tilt reinforcement component is installed on the ground insertion through hole (10).

2. The assembled tower foundation according to claim 1, characterized in that: The recyclable main pile foundation (3) comprises a chassis (31) and a mounting assembly fixedly arranged at the top of the chassis (31), wherein the mounting assembly matches the center hole (9), a spiral leaf pile column (36) is fixedly arranged at the bottom end of the chassis (31), a ground cone (37) is fixedly arranged at the bottom end of the spiral leaf pile column (36), and the chassis (31) is arranged at the bottom of the concrete foundation base (1).

3. The assembled tower foundation according to claim 2, characterized in that: The mounting assembly comprises an assembly base (32) and a hexagonal hidden column (33) fixedly arranged at the middle of the top end of the assembly base (32), and a reserved shaft hole (34) is opened on one side of the hexagonal hidden column (33).

4. The assembled tower foundation according to claim 3, characterized in that: A plurality of tower pole assembly anchor bolts (35) are fixedly arranged on the periphery of the top end of the assembly base (32).

5. The assembled tower foundation according to claim 1, characterized in that: The anti-tilt reinforcement component comprises a pressing piece (8) and a through hole opened in the middle of the pressing piece (8), an auxiliary reinforcement pile (5) is arranged inside the through hole, and a reserved piece (7) is fixedly arranged at the top end of the auxiliary reinforcement pile (5).

6. The assembled tower foundation according to claim 5, characterized in that: The surface of the auxiliary reinforcement pile (5) is arranged in a spiral shape.

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