Tower crane mounting structure

Abstract

The utility model discloses a tower crane installation structure which comprises a base plate and a base assembly embedded in concrete, the base assembly comprises a pile foundation column, an embedded bottom plate and positioning bolts, the embedded bottom plate is installed at the bottom of the base plate through the pile foundation column, and the positioning bolts are arranged in the circumferential direction of the embedded bottom plate. The pre-embedded bottom plate is connected to a concrete bottom base layer through positioning bolts, fixed installation of the pre-embedded bottom plate is reinforced, the overstress reinforcing device is dispersed to concrete, and a part of stress can be offset through the stress reinforcing device, so that protection of the interior of the concrete and sharing of the bearing force of the tower crane are achieved; the fastening nut abuts against the top end face of the bolt cylinder so that the bolt cylinder can be fixedly installed through the fixing bolt rod, and the part, extending out of the bolt cylinder, of the fixing bolt rod and a tower crane standard knot are installed so that a tower crane can be fixedly installed.

Description

Technical Field

[0001] The utility model relates to the technical field of tower crane installation, in particular to a tower crane installation structure. Background Art

[0002] Tower crane is the most commonly used lifting equipment on construction sites, also known as "tower crane", which is used to lift construction raw materials such as steel bars, wooden planks, concrete, steel pipes, etc.

[0003] Publication (announcement) number: CN219792294U, discloses a tower crane base mounting structure, including a mounting base, a tower crane body and an embedded base, the lower end of the embedded base is provided with an embedded frame, the upper end of the embedded base is fixedly connected with a connecting base, the embedded base is plug-connected with the lower end of the connecting base and the mounting base, the upper end of the mounting base is provided with a fixing bolt, the mounting base is fixedly installed with the fixing bolt and the connecting base, the upper end of the mounting base is fixedly connected with an assembly base, the lower end of the tower crane body is fixedly connected with a base body, and the lower end of the tower crane body is plug-connected with the assembly base.

[0004] In the prior art, only the base is embedded in the concrete, and then installed through the base and the standard section. This kind of structural installation, when the crane is used for load-bearing, only relies on the base concrete to support the tower crane. When a large stress is generated, only the concrete can offset the support. Long-term use requires high requirements for the construction of the concrete steel structure, and there are cracks in the concrete, causing safety problems. In addition, bolts and screws are used for the installation of the base and the standard section, and the installation of the anti-slip structure cannot be achieved. Therefore, it is necessary to provide a tower crane installation structure. Utility Model Content

[0005] In view of the problems existing in the above-mentioned prior art, the utility model provides a tower crane installation structure, the purpose of which is to solve the above-mentioned technical problems.

[0006] In order to achieve the above-mentioned purpose, the utility model is implemented through the following technical solutions: a tower crane installation structure, including a base plate and a base assembly embedded in concrete, the base assembly including pile foundation columns, embedded bottom plate, and positioning bolts, the bottom of the base plate is installed with the embedded bottom plate through the pile foundation columns, the embedded bottom plate is circumferentially provided with positioning bolts, the embedded bottom plate is connected to the concrete bottom base through the positioning bolts, the fixed installation of the embedded bottom plate is reinforced, the circumferential surface of the pile foundation column is connected to the embedded bottom plate through a stress reinforcement device, the installation between the pile foundation column and the embedded bottom plate is reinforced, and then the base plate is fixedly supported, and the upper circumferential part of the base plate is arranged to install the base The seat, the installation base includes a fixed block, a bolt barrel, a fixing bolt rod, a anti-loosening nut, and a fastening nut. The fixed block is installed in the circumference of the base plate, and at least two bolt barrels are evenly arranged on the circumferential surface of the fixed block. The top of the bolt barrel is set as a nut positioning groove, and the inside of the nut positioning groove is set as an anti-loosening nut. The fixing bolt rod is threadedly installed from bottom to top inside the bolt barrel, and the fixing bolt rod is threadedly connected to the bolt barrel and the anti-loosening nut in turn. After passing through the inside of the bolt barrel, the fixing bolt rod is fixedly installed with the bolt barrel through the fastening nut and the fixing bolt rod thread. The part of the fixing bolt rod extending out of the bolt barrel is used to install the standard section of the tower crane.

[0007] Preferably, the stress reinforcement device includes a rotating shaft base 1, a rotating shaft base 2, and a stress rod. The rotating shaft base 1 is fixedly installed on the circumference of the middle part of the pile foundation column, the rotating shaft base 2 is fixedly installed on the circumference of the embedded base plate, the shaft base 1 and the rotating shaft base 2 are arranged in a one-to-one correspondence, and a stress rod is rotatably installed between the shaft base 1 and the rotating shaft base 2.

[0008] Preferably, the bottom circumference of the fixed block is fixedly mounted to the base plate via a rib plate.

[0009] Preferably, base threaded holes are arranged around the base plate.

[0010] Preferably, the nut positioning groove is coaxially arranged with the bolt barrel column.

[0011] In summary, the utility model provides a tower crane installation structure, which is pre-embedded and installed in concrete by a base assembly arranged at the bottom of the base plate, so that the base plate is fixedly installed through the base assembly and the concrete, so as to ensure the fixed installation of the tower crane; the embedded base plate on the base assembly is threadedly installed with the concrete base layer through the positioning bolts arranged circumferentially thereof, so as to reinforce the installation of the embedded base plate on the concrete base layer, and the upper part of the embedded base plate is installed with the base plate through the pile foundation column, and the middle part of the pile foundation column is circumferentially provided with a stress reinforcement device, so as to strengthen the stress of the concrete under the force transmitted by the tower crane, so as to disperse it to the concrete through the stress reinforcement device, and part of the stress can also be offset by the stress reinforcement device, so as to realize the protection of the inside of the concrete and the sharing of the bearing capacity of the tower crane; the fastening nut is installed in abutment with the top end face of the bolt barrel column, so as to realize the fixed installation of the bolt barrel column by the fixed bolt rod, and the part of the fixed bolt rod extending out of the bolt barrel column is installed with the standard section of the tower crane, so as to realize the fixed installation of the tower crane. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the structure of the stress reinforcement device of the utility model;

[0014] Figure 3 It is a schematic diagram of the connection analysis structure between the bolt barrel column, the fixing bolt rod, the anti-loosening nut and the fastening nut of the utility model;

[0015] In the figure: base plate 1, base assembly 2, pile foundation column 3, embedded base plate 4, positioning bolts 5, stress reinforcement device 6, mounting base 7, fixing block 11, bolt cylinder column 12, fixing bolt rod 13, anti-loosening nut 14, fastening nut 15, nut positioning groove 16, rotating shaft base 1 21, rotating shaft base 2 22, stress rod 23, rib plate 25, base threaded hole 24. DETAILED DESCRIPTION

[0016] The utility model is further described below in conjunction with the accompanying drawings.

[0017] like Figures 1 to 3 As shown:

[0018] The utility model discloses a tower crane installation structure, comprising a base plate 1 and a base assembly 2 embedded in concrete, the base assembly 2 comprising a pile foundation column 3, an embedded bottom plate 4, and a positioning bolt 5, the bottom of the base plate 1 is installed with the embedded bottom plate 4 through the pile foundation column 3, the embedded bottom plate 4 is provided with positioning bolts 5 in the circumference, the embedded bottom plate 4 is connected to the concrete bottom base by the positioning bolts 5, the fixed installation of the embedded bottom plate 4 is reinforced, the circumferential surface of the pile foundation column 3 is connected to the embedded bottom plate 4 through a stress reinforcement device 6, the installation between the pile foundation column 3 and the embedded bottom plate 4 is reinforced, and the base plate 1 is fixedly supported, the upper part of the base plate 1 is circumferentially arranged as an installation base 7, the installation base 7 comprises a fixing block 11, a bolt cylinder column 12, a fixing Bolt rod 13, anti-loosening nut 14, fastening nut 15, and fixed block 11 are installed on the circumference of the base plate 1. At least two bolt barrels 12 are evenly arranged on the circumferential surface of the fixed block 11. The top of the bolt barrel 12 is set as a nut positioning groove 16, and the inside of the nut positioning groove 16 is set as an anti-loosening nut 14. The fixing bolt rod 13 is threadedly installed from bottom to top inside the bolt barrel 12. The fixing bolt rod 13 is threadedly connected to the bolt barrel 12 and the anti-loosening nut 14 in sequence. After passing through the inside of the bolt barrel 12, the fixing bolt rod 13 is fixedly installed with the bolt barrel 12 through the fastening nut 15 and the fixing bolt rod 13 thread. The part of the fixing bolt rod 13 extending out of the bolt barrel 12 is used to install the standard section of the tower crane.

[0019] In the prior art, when the crane is used for load-bearing, the tower crane is supported only by the concrete of the base. When a large stress is generated, the support is offset only by the concrete. Long-term use requires high requirements for the construction of the concrete steel structure, and there are cracks inside the concrete, causing safety problems. In addition, the base and the standard section are installed with bolts and screws, and the installation of the anti-slip structure cannot be achieved.

[0020] With respect to the prior art, the structure adopted by the present patent is as follows: the base assembly 2 arranged at the bottom of the base plate 1 is pre-embedded and installed in the concrete, so as to realize the fixed installation of the base plate 1 through the base assembly 2 and the concrete, so as to ensure the fixed installation of the tower crane; firstly, the embedded bottom plate 4 on the base assembly 2 is threadedly installed with the concrete base layer through the positioning bolts 5 arranged circumferentially thereof, so as to reinforce the installation of the embedded bottom plate 4 on the concrete base layer, and the upper part of the embedded bottom plate 4 is installed with the base plate 1 through the pile foundation column 3, and the middle part of the pile foundation column 3 is circumferentially provided with a stress reinforcement device 6, so as to strengthen the stress of the concrete under the force transmitted by the tower crane, so as to disperse it to the concrete through the stress reinforcement device 6, and part of the stress can also be offset through the stress reinforcement device 6, so as to realize the protection of the inside of the concrete. and the load-bearing force of the tower crane; a fixing block 11 is arranged on the circumference of the base plate 1, and bolt barrels 12 are arranged on the three circumferential surfaces of the fixing block 11, and the top of the bolt barrel 12 is arranged with a nut positioning groove 16, and the inside of the nut positioning groove 16 is arranged with a locking nut 14, and the inside of the bolt barrel 12 is threaded with a fixing bolt rod 13 from the bottom at least, and the fixing bolt rod 13 is threadedly connected with the bolt barrel 12 and the locking nut 14 in sequence, and after passing through the locking nut 14, it is threadedly connected with the fastening nut 15, and the fastening nut 15 is installed in abutment with the top end surface of the bolt barrel 12 to realize the fixing of the bolt barrel 12 by the fixing bolt rod 13, and the part of the fixing bolt rod 13 extending out of the bolt barrel 12 is installed with the standard section of the tower crane to realize the fixed installation of the tower crane;

[0021] In at least one embodiment, the stress reinforcement device 6 includes a rotating shaft base 21, a rotating shaft base 22, and a stress rod 23. The rotating shaft base 21 is fixedly installed in the middle circumference of the pile foundation column 3, and the rotating shaft base 22 is fixedly installed in the circumference of the embedded base plate 4. The shaft base 1 and the rotating shaft base 22 are arranged in a one-to-one correspondence, and a stress rod 23 is rotatably installed between the shaft base 1 and the rotating shaft base 22.

[0022] Specifically, when the tower crane bears weight, the bearing force is shared by the base plate 1, concrete and the base assembly 2 embedded in the concrete. A stress reinforcement device 6 is arranged inside the concrete to increase the stress strength of the base assembly 2. The stress is dispersed to the concrete through the stress rods 23 on the stress reinforcement device 6. The concrete steel structure bears the stress, and the stress is offset by the stress rods 23. This improves the stress strength of the concrete, avoids excessive bearing force and inability to offset stress, solves the technical problem of relying solely on concrete to bear force and causing cracks in the concrete, and realizes long-term fixed support and safe use of the tower crane.

[0023] In at least one embodiment, in order to strengthen the load-bearing support function of the fixed block 11, the fixed block 11 is fixed to the base plate 1 through a rib plate 25 in the circumferential direction of the bottom, and the fixed block 11 is reinforced and installed through the rib plate 25 to increase the stability of the load-bearing of the fixed block 11.

[0024] In at least one embodiment, the base plate 1 is provided with base threaded holes 24 in the circumference thereof, and the base threaded holes 24 are installed on the concrete by bolts, so as to achieve further reinforcement installation between the base plate 1 and the concrete.

[0025] In at least one embodiment, the positioning bolt 5 is fixedly installed in the bolt barrel column 12 , and the positioning bolt 5 is fixedly installed by a locking nut 14 , and a nut positioning groove 16 is arranged coaxially with the bolt barrel column 12 .

[0026] The embodiments of the present invention are only used to illustrate the present invention and do not constitute a limitation on the scope of the claims. Other substantially equivalent alternatives that can be thought of by those skilled in the art are all within the protection scope of the present invention.

Claims

1. A tower crane installation structure, characterized in that: The invention comprises a base plate (1) and a base assembly (2) embedded in concrete, wherein the base assembly (2) comprises a pile foundation column (3), an embedded base plate (4), and positioning bolts (5). The embedded base plate (4) is installed at the bottom of the base plate (1) through the pile foundation column (3). The embedded base plate (4) is provided with positioning bolts (5) in the circumferential direction. The embedded base plate (4) is connected to the concrete bottom base through the positioning bolts (5) to reinforce the fixed installation of the embedded base plate (4). The circumferential surface of the pile foundation column (3) is connected to the embedded base plate (4) through a stress reinforcement device (6) to reinforce the installation between the pile foundation column (3) and the embedded base plate (4), thereby fixing and supporting the base plate (1). The upper circumferential part of the base plate (1) is provided with an installation base (7). The installation base (7) comprises a fixing block (11), a bolt cylinder column (12), and a fixing bolt rod (1 3), anti-loosening nut (14), fastening nut (15), the fixing block (11) is installed on the circumference of the base plate (1), at least two bolt barrels (12) are evenly arranged on the circumferential surface of the fixing block (11), the top of the bolt barrel (12) is arranged as a nut positioning groove (16), the inside of the nut positioning groove (16) is arranged as an anti-loosening nut (14), the inside of the bolt barrel (12) is threadedly installed with a fixing bolt rod (13) from bottom to top, the fixing bolt rod (13) is threadedly connected with the bolt barrel (12) and the anti-loosening nut (14) in sequence, and after passing through the inside of the bolt barrel (12), the fixing bolt rod (13) and the bolt barrel (12) are fixedly installed through the threads of the fastening nut (15) and the fixing bolt rod (13), and the part of the fixing bolt rod (13) protruding from the bolt barrel (12) is used to install the standard section of the tower crane.

2. A tower crane installation structure according to claim 1, characterized in that: The stress reinforcement device (6) comprises a first rotating shaft base (21), a second rotating shaft base (22), and a stress rod (23). The first rotating shaft base (21) is fixedly mounted on the circumference of the middle part of the pile foundation column (3), the second rotating shaft base (22) is fixedly mounted on the circumference of the embedded base plate (4), the first rotating shaft base and the second rotating shaft base (22) are arranged in a one-to-one correspondence, and a stress rod (23) is rotatably mounted between the first rotating shaft base and the second rotating shaft base (22).

3. A tower crane installation structure according to claim 1, characterized in that: The bottom of the fixed block (11) is fixedly mounted to the base plate (1) via a rib plate (25) in the circumferential direction.

4. A tower crane installation structure according to claim 1, characterized in that: A base threaded hole (24) is arranged in the circumference of the base plate (1).

5. The tower crane installation structure according to claim 1, characterized in that: The nut positioning groove (16) is coaxially arranged with the bolt barrel column (12).

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