Internal climbing tower crane quick installation structure and construction method thereof

Abstract

The present invention relates to an internal climbing tower crane quick installation structure and a construction method thereof, and the scheme comprises the following steps: S1, pre-embedding of corbels; S2, installation of steel beam foundation; S3, installation of tower frame; S4, installation of tower crane standard section; S5, installation of gradient water tank; S6, installation of auxiliary truss and supporting cross beam; S7, installation of boom tower; S8, installation of spray system. The present invention has the advantages of convenient construction, simple construction process, low cost, easy operation, etc.

Description

Technical Field

[0001] The invention relates to the technical field of construction engineering, and in particular to an inner climbing tower crane quick installation structure and a construction method thereof. Background Art

[0002] With the continuous breakthroughs in modern super-high-rise buildings, the core tube and steel frame combined structure has been widely adopted. This type of structure has increasingly higher requirements for vertical transportation equipment, while the traditional climbing tower crane in the core tube has a small space inside the tube, it is difficult to arrange multiple tower cranes, the tower crane efficiency is low, and the construction is slow.

[0003] Furthermore, in the traditional construction method, the power arm operating room is installed at high altitude without any relevant auxiliary installation measures, which leads to a long installation process and is prone to problems such as installation deviation. Once installed improperly, it will seriously affect the subsequent construction of the tower crane. More seriously, it will affect the entire construction period.

[0004] In view of this, in view of a series of problems encountered in the installation and construction of the inner climbing tower crane, it is urgent to invent a simple and effective inner climbing tower crane quick installation structure to meet the construction requirements of the inner climbing tower crane installation. Summary of the invention

[0005] The purpose of the present invention is to provide a quick installation structure of an inner climbing tower crane and a construction method thereof in view of the above-mentioned problems existing in the prior art.

[0006] In order to achieve the above-mentioned invention object, the present invention adopts the following technical scheme: The construction method of the internal climbing tower crane rapid installation structure comprises the following steps:

[0007] S1. Pre-embedded corbels: Weld L-shaped reinforcement plates and reinforcement bolts of steel-concrete columns on the steel surface of the steel-concrete columns, and weld corbel pre-embedded connecting plates at the ends of the L-shaped reinforcement plates. Install the corbels after the concrete pouring is completed;

[0008] S2. Installation of steel beam foundation: Install the inner climbing steel beam foundation on the corbel, and install the longitudinal steel beam foundation on the inner climbing steel beam foundation through the steel beam foundation fixing bolts to form a complete steel beam foundation;

[0009] S3, tower installation: install the trapezoidal adjustment block and the inner climbing tower crane on the steel beam foundation, place the inner climbing tower crane crossbeam of the first standard section of the inner climbing tower crane on the trapezoidal adjustment block, and adjust the elevation of the inner climbing tower crane by adjusting the lower flange of the variable section and the trapezoidal adjustment block;

[0010] S4. Installation of tower crane standard section: Install the laying beam in the laying beam sleeve of the installed tower crane standard section, fix the end of the laying beam in the beam clamp, and then place the laying plate on the laying beam on both sides. When installing the next tower crane standard section, temporarily place it on the laying plate, and then lift it up and install it until all the tower crane standard sections of the inner climbing tower crane are installed;

[0011] S5. Installation of gradient water tank: Install water tank, water pipe and water pump in the designed position of each tower crane standard section. After the water tank is placed, install water tank hoop plate around the water tank. The bottom of the water tank hoop plate is fixed to the standard section stiffening plate by water fixing bolts.

[0012] S6. Installation of auxiliary trusses and supporting beams: After the auxiliary trusses and supporting beams are assembled on the ground and hoisted to high altitude, one end of the auxiliary truss is fixed to the bottom of the operating room through upper and lower chord fixing bolts, and the other end of the auxiliary truss is fixed to the supporting beam through a rotatable fixed end, and the end of the supporting beam is fixed to the top surface of the operating room through the supporting beam bolt group;

[0013] S7, Boom tower installation: hoist the accessories of the first section of the boom tower, and temporarily place the first section of the boom tower on the supporting beam for assembly construction;

[0014] S8. Installation of the spray system: Connect the spray water supply pipe to the end of the water pipe of the uppermost standard section of the tower crane, and install a spray system on the boom tower. The system can switch between spray mode and maintenance mode.

[0015] Further, in step S1, a steel section is arranged in the steel-concrete column, and an L-shaped reinforcement plate is provided on the side of the steel section where the corbel needs to be embedded, the L-shaped reinforcement plate is provided with steel-concrete column reinforcement bolts, and a corbel embedded connecting plate is provided at the end of the L-shaped reinforcement plate, and a hole for the corbel is provided on the corbel embedded connecting plate.

[0016] Further, in step S2, the inner climbing steel beam foundation is installed between two corbels, and the inner climbing steel beam foundation and the inner climbing tower crane beam are fixed by inner climbing fixing bolts.

[0017] Furthermore, in step S3, an inner climbing tower crane cross beam is provided on the top surface of the trapezoidal adjustment block, a variable cross-section lower flange is provided on the inner climbing tower crane cross beam, and the variable cross-section lower flange is connected to the trapezoidal adjustment block through steel beam foundation fixing bolts.

[0018] Furthermore, in step S3, hook placement grooves are symmetrically provided on the standard section of the tower crane, a detachable hook is provided in the hook placement groove, and a lifting rope is provided on the detachable hook.

[0019] Furthermore, in step S6, the operating room is arranged at the top of the inner climbing tower crane, and an auxiliary truss is arranged on one side of the operating room. The upper and lower chords of the auxiliary truss include an auxiliary truss lower chord and an auxiliary truss upper chord. The lower chord of the auxiliary truss is supported on the bottom of the operating room and fixed by a temporary support lower chord fixing bolt, and the upper chord of the auxiliary truss is fixed by an upper chord fixing bolt.

[0020] Furthermore, in step S6, an operating room stiffening plate is arranged at the bottom of the operating room, an auxiliary truss web is arranged between the auxiliary truss lower chord and the auxiliary truss upper chord, and a standard section stiffening plate is arranged on one side of the auxiliary truss lower chord.

[0021] Further, in step S6, a supporting beam is arranged on the top surface of the operating room, a beam stiffening plate is arranged on the supporting beam, an operating room beam end stiffening plate and a supporting beam bolt group are arranged at the end of the supporting beam, two rotatable fixed end plates are arranged at the end of the supporting beam and are respectively fixed to the upper and lower chords of the auxiliary truss through the rotatable fixed end of the upper chord and the rotatable fixed end of the lower chord, and a boom tower is arranged on the upper part of the supporting beam.

[0022] Furthermore, a water tank hoop plate is provided on each side of the water tank, and the water tank hoop plate is fixed to the standard section stiffening plate by water tank fixing bolts.

[0023] The internal climbing tower crane quick installation structure is constructed by using the above-mentioned internal climbing tower crane quick installation structure construction method.

[0024] Working principle and beneficial effects: 1. Compared with the prior art, the inner climbing steel beam foundation of the present invention is accurately installed through its matching embedded brackets, and reliable measures are taken to ensure the bearing capacity of the brackets, which can greatly improve the installation construction quality of the inner climbing tower crane;

[0025] 2. Compared with the prior art, the power arm of the present invention is installed by using an auxiliary truss. First, the power arm accessories are temporarily placed on the auxiliary truss, and then the components are assembled, which can reduce the installation deviation of the power arm caused by unstable placement, greatly improve the construction efficiency of the power arm installation, and has the advantages of convenient construction, simple construction process, low cost, easy operation, etc.

[0026] 3. Compared with the prior art, the gradient built-in water storage weight tank (water tank) is arranged in the standard section of the inner climbing tower crane of the present invention, which can not only ensure spraying but also play a weighting role to ensure the stability of the tower crane. At the same time, the spraying system can also change the water supply state to the maintenance mode, which is used for concrete maintenance water supply. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the internal climbing steel beam foundation structure of the present invention;

[0028] Figure 2 This is a schematic diagram of the splicing of the internal climbing tower crane crossbeam and steel beam foundation;

[0029] Figure 3 It is a schematic diagram of temporary stabilization of standard sections;

[0030] Figure 4 This is a schematic diagram of the gradient water tank installation structure;

[0031] Figure 5 This is a schematic diagram of the boom tower quick installation structure;

[0032] Figure 6 Figure 5 A partial enlarged view of .

[0033] In the figure, 14, inner climbing fixing bolts; 15, inner climbing tower crane crossbeam; 16, steel beam foundation fixing bolts; 17, inner climbing steel beam foundation; 18, bracket; 19, bracket embedded connection plate; 20, steel-concrete column reinforcement bolts; 21, L-shaped reinforcement plate; 22, steel; 23, steel-concrete column; 24, trapezoidal adjustment block; 25, steel beam foundation fixing bolts; 26, variable section lower flange; 27, inner climbing tower crane; 28, standard section stiffening plate; 29, temporary support lower chord fixing bolts; 30, upper chord fixing bolts; 31, operating room stiffening plate; 32, auxiliary truss web; 33, auxiliary truss upper chord; 34, support beam bolt group; 35, operating room beam end Stiffening plate; 36. Beam stiffening plate; 37. Supporting beam; 38. Rotatable fixed end of upper chord; 39. Rotatable fixed end of lower chord; 40. Rotatable fixed end plate; 42. Boom tower; 43. Auxiliary truss; 44. Auxiliary truss lower chord; 45. Standard section of tower crane; 46. Hook placement slot; 47. Removable hook; 48. Lifting rope; 49. Shelving beam sleeve; 50. Beam clamp; 51. Shelving beam; 52. Shelving plate; 53. Standard section stiffening plate; 54. Water tank fixing bolts; 55. Water pump; 56. Water tank; 57. Water tank hoop plate; 58. Water pipe; 59. Spray water pipe; 60. Spray mode; 61. Maintenance mode. DETAILED DESCRIPTION

[0034] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the present invention.

[0035] Those skilled in the art should understand that, in the disclosure of the present invention, the orientation or position relationship indicated by the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc. are based on the orientation or position relationship shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the above terms should not be understood as limiting the present invention.

[0036] Embodiment 1,

[0037] The internal climbing tower crane rapid installation structure construction method comprises the following steps:

[0038] S1, corbel 18 pre-buried: Figure 1 As shown, an L-shaped reinforcement plate 21 and a steel-concrete column reinforcement bolt 20 are welded on the surface of the steel 22 of the steel-concrete column 23, and a corbel pre-embedded connecting plate 19 is welded at the end of the L-shaped reinforcement plate 21, and the corbel 18 is installed after the concrete pouring is completed;

[0039] Among them, a steel section 22 is arranged in the steel-concrete column 23, and an L-shaped reinforcement plate 21 is arranged on the side of the steel section 22 where the corbel 18 needs to be embedded, and a steel-concrete column reinforcement bolt 20 is arranged on the L-shaped reinforcement plate 21, and a corbel embedded connection plate 19 is arranged at the end of the L-shaped reinforcement plate 21, and a hole for the corbel 18 is arranged on the corbel embedded connection plate 19;

[0040] S2. Installation of steel beam foundation: Install the inner climbing steel beam foundation 17 on the corbel 18, and install the longitudinal steel beam foundation on the inner climbing steel beam foundation 17 through the steel beam foundation fixing bolts 16 to form a complete steel beam foundation;

[0041] The inner climbing steel beam foundation 17 is installed between two brackets 18, and the inner climbing steel beam foundation 17 and the inner climbing tower crane cross beam 15 are fixed by inner climbing fixing bolts 14;

[0042] S3. Tower installation: Figure 2 As shown, a trapezoidal adjustment block 24 and an inner climbing tower crane 27 are installed on the steel beam foundation, and the inner climbing tower crane cross beam 15 of the first tower crane standard section 45 of the inner climbing tower crane 27 is placed on the trapezoidal adjustment block 24, and the elevation of the inner climbing tower crane 27 is adjusted by adjusting the variable cross-section lower flange 26 and the trapezoidal adjustment block 24;

[0043] Among them, the top surface of the trapezoidal adjustment block 24 is provided with an inner climbing tower crane cross beam 15, and a variable cross-section lower flange 26 is provided on the inner climbing tower crane cross beam 15, and the variable cross-section lower flange 26 is connected to the trapezoidal adjustment block 24 through a steel beam foundation fixing bolt 25;

[0044] Preferably, if Figure 3As shown, a hook placement groove 46 is symmetrically provided on the tower crane standard section 45, a detachable hook 47 is provided in the hook placement groove 46, and a lifting rope 48 is provided on the detachable hook 47;

[0045] S4, installation of the tower crane standard section 45: install the laying beam 51 in the laying beam sleeve 49 of the installed tower crane standard section 45, fix the end of the laying beam 51 in the beam clamp 50, then place the laying plates 52 on the laying beams 51 on both sides, and temporarily place the next tower crane standard section 45 on the laying plates 52 when installing, and then lift and install until all tower crane standard sections 45 of the inner climbing tower crane 27 are installed;

[0046] S5, installation of gradient water tank 56: install water tank 56, water pipe 58 and water pump 55 in the designed position of each tower crane standard section 45. After the water tank 56 is placed, install water tank hoop plate 57 around the water tank 56. The bottom of the water tank hoop plate 57 is fixed to the standard section stiffening plate 53 by water fixing bolts;

[0047] The water tank 56 is square, and each side of the water tank 56 is provided with a water tank hoop plate 57, and the water tank hoop plate 57 is fixed to the standard section stiffening plate 53 by a water tank fixing bolt 54;

[0048] S6. Installation of auxiliary trusses 43 and supporting beams 37: Figure 5-6 As shown, after the auxiliary truss 43 and the supporting crossbeam 37 are assembled on the ground and hoisted to the sky, one end of the auxiliary truss 43 is installed with the bottom of the operating room through the upper and lower chord fixing bolts, and the other end of the auxiliary truss 43 is installed on the supporting crossbeam 37 through a rotatable fixed end, and the end of the supporting crossbeam 37 is fixed to the top surface of the operating room through the supporting crossbeam bolt group 34;

[0049] The operation room is arranged at the top of the inner climbing tower crane 27, and an auxiliary truss 43 is arranged on one side of the operation room. The upper and lower chords of the auxiliary truss include an auxiliary truss lower chord 44 and an auxiliary truss upper chord 33. The auxiliary truss lower chord 44 is supported at the bottom of the operation room and fixed by a temporary support lower chord fixing bolt 29, and the auxiliary truss upper chord 33 is fixed by an upper chord fixing bolt 30.

[0050] An operating room stiffening plate 31 is provided at the bottom of the operating room, an auxiliary truss web member 32 is provided between the auxiliary truss lower chord 44 and the auxiliary truss upper chord 33, and a standard section stiffening plate 28 is provided on one side of the auxiliary truss lower chord 44;

[0051] A support beam 37 is arranged on the top surface of the operation room, a beam stiffening plate 36 is arranged on the support beam 37, an operation room beam end stiffening plate 35 and a support beam bolt group 34 are arranged at the end of the support beam 37, two rotating fixed end plates 40 are arranged at the end of the support beam 37 and are respectively fixed to the upper and lower chords of the auxiliary truss through the upper chord rotatable fixed end 38 and the lower chord rotatable fixed end 39, and a boom tower 42 is arranged on the upper part of the support beam 37;

[0052] S7, installation of the boom tower 42: hoist the accessories of the first section of the boom tower 42, and temporarily place the first section of the boom tower 42 on the supporting beam 37 for assembly construction;

[0053] The boom tower 42 is installed with auxiliary trusses 43 and supporting beams 37, and the tower crane standard section 45 is installed with the assistance of a laying beam 51 and beam clamps 50;

[0054] S8. Sprinkler system installation: Figure 4 As shown, a spray water supply pipe 59 is connected to the end of the water pipe 58 of the uppermost tower crane standard section 45, and a spray system is installed on the boom tower 42, which can switch between a spray mode 60 and a maintenance mode 61. The two modes have different spray ranges and spray quantities.

[0055] Embodiment 2,

[0056] like Figure 1-6 As shown, the quick installation structure of the inner climbing tower crane is constructed by using the quick installation structure construction method of the inner climbing tower crane in Example 1.

[0057] The parts not described in detail in the present invention are prior art, so the present invention does not describe them in detail.

[0058] It is to be understood that the term "one" should be understood as "at least one" or "one or more", that is, in one embodiment, the number of an element may be one, while in another embodiment, the number of the element may be multiple, and the term "one" should not be understood as a limitation on the quantity.

[0059] Although more professional terms are used in this article, the possibility of using other terms is not excluded. These terms are used only to more conveniently describe and explain the essence of the present invention; interpreting them as any additional restrictions is contrary to the spirit of the present invention.

[0060] The present invention is not limited to the above-mentioned optimal implementation mode. Anyone can derive other various forms of products under the inspiration of the present invention. However, no matter what changes are made in the shape or structure, all technical solutions that are the same or similar to those of the present application fall within the protection scope of the present invention.

Claims

1. The method for fast installation structure of internal climbing tower crane is characterized by: The following steps are involved: S1. Pre-embedded corbels: Weld L-shaped reinforcement plates and reinforcement bolts of steel-concrete columns on the steel surface of the steel-concrete columns, and weld corbel pre-embedded connecting plates at the ends of the L-shaped reinforcement plates. Install the corbels after the concrete pouring is completed; S2. Installation of steel beam foundation: Install the inner climbing steel beam foundation on the corbel, and install the longitudinal steel beam foundation on the inner climbing steel beam foundation through the steel beam foundation fixing bolts to form a complete steel beam foundation; S3, tower installation: install the trapezoidal adjustment block and the inner climbing tower crane on the steel beam foundation, place the inner climbing tower crane crossbeam of the first standard section of the inner climbing tower crane on the trapezoidal adjustment block, and adjust the elevation of the inner climbing tower crane by adjusting the lower flange of the variable section and the trapezoidal adjustment block; S4. Installation of tower crane standard section: Install the laying beam in the laying beam sleeve of the installed tower crane standard section, fix the end of the laying beam in the beam clamp, and then place the laying plate on the laying beam on both sides. When installing the next tower crane standard section, temporarily place it on the laying plate, and then lift it up and install it until all the tower crane standard sections of the inner climbing tower crane are installed; S5. Installation of gradient water tank: Install water tank, water pipe and water pump in the designed position of each tower crane standard section. After the water tank is placed, install water tank hoop plate around the water tank. The bottom of the water tank hoop plate is fixed to the standard section stiffening plate by water fixing bolts. S6. Installation of auxiliary trusses and supporting beams: After the auxiliary trusses and supporting beams are assembled on the ground and hoisted to high altitude, one end of the auxiliary truss is fixed to the bottom of the operating room through upper and lower chord fixing bolts, and the other end of the auxiliary truss is fixed to the supporting beam through a rotatable fixed end, and the end of the supporting beam is fixed to the top surface of the operating room through the supporting beam bolt group; S7, Boom tower installation: hoist the accessories of the first section of the boom tower, and temporarily place the first section of the boom tower on the supporting beam for assembly construction; S8. Installation of the spray system: Connect the spray water supply pipe to the end of the water pipe of the uppermost standard section of the tower crane, and install a spray system on the boom tower. The system can switch between spray mode and maintenance mode.

2. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 1, characterized in that: In step S1, a steel section is arranged in the steel-concrete column, and an L-shaped reinforcement plate is provided on the side of the steel section where the corbel needs to be embedded, and the L-shaped reinforcement plate is provided with steel-concrete column reinforcement bolts, and a corbel embedded connecting plate is provided at the end of the L-shaped reinforcement plate, and a hole for the corbel is provided on the corbel embedded connecting plate.

3. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 1, characterized in that: In step S2, the inner climbing steel beam foundation is installed between two corbels, and the inner climbing steel beam foundation and the inner climbing tower crane crossbeam are fixed by inner climbing fixing bolts.

4. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 1, characterized in that: In step S3, an inner climbing tower crane cross beam is provided on the top surface of the trapezoidal adjustment block, a variable cross-section lower flange is provided on the inner climbing tower crane cross beam, and the variable cross-section lower flange is connected to the trapezoidal adjustment block through steel beam foundation fixing bolts.

5. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 4, characterized in that: In step S3, hook placement grooves are symmetrically provided on the standard section of the tower crane, a detachable hook is provided in the hook placement groove, and a lifting rope is provided on the detachable hook.

6. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 1, characterized in that: In step S6, the operating room is arranged at the top of the inner climbing tower crane, and an auxiliary truss is arranged on one side of the operating room. The upper and lower chords of the auxiliary truss include a lower chord of the auxiliary truss and an upper chord of the auxiliary truss. The lower chord of the auxiliary truss is supported on the bottom of the operating room and fixed by a temporary supporting lower chord fixing bolt, and the upper chord of the auxiliary truss is fixed by an upper chord fixing bolt.

7. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 6, characterized in that: In step S6, an operating room stiffening plate is arranged at the bottom of the operating room, an auxiliary truss web is arranged between the auxiliary truss lower chord and the auxiliary truss upper chord, and a standard section stiffening plate is arranged on one side of the auxiliary truss lower chord.

8. The method for constructing a fast installation structure of an inner climbing tower crane according to claim 7, characterized in that: In step S6, a supporting beam is arranged on the top surface of the operating room, a beam stiffening plate is arranged on the supporting beam, an operating room beam end stiffening plate and a supporting beam bolt group are arranged at the end of the supporting beam, two rotatable fixed end plates are arranged at the end of the supporting beam and are fixed to the upper and lower chords of the auxiliary truss through the rotatable fixed end of the upper chord and the rotatable fixed end of the lower chord respectively, and a boom tower is arranged on the upper part of the supporting beam.

9. The method for constructing a fast installation structure of an inner climbing tower crane according to any one of claims 1 to 8, characterized in that: A water tank hoop plate is provided on each side of the water tank, and the water tank hoop plate is fixed to the standard section stiffening plate by water tank fixing bolts.

10. The internal climbing tower crane quick installation structure is characterized by: It is manufactured by using the internal climbing tower crane quick installation structure construction method described in any one of claims 1-9.

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