Fabricated tube well steel floor slab structure

Abstract

The utility model provides a fabricated tube well steel floor slab structure, and belongs to the field of building construction. According to the technical scheme, the floor slab comprises a floor slab unit and a plurality of positioning sleeves arranged on the floor slab unit, tube wells are arranged in the positioning sleeves, limiting hanging pieces are arranged between the tube wells and the floor slab unit, tube well limiting pieces are further arranged on the positioning sleeves, and hoisting assemblies are arranged at the tops of the tube wells in the positioning sleeves. The tube well steel floor slab structure has the advantages that the tube well steel floor slab structure is assembled and prefabricated, meanwhile, the prefabricated floor slabs and the adjacent prefabricated floor slabs are connected together to form a complete floor slab structure, quality improvement, efficiency improvement and construction period shortening are facilitated, the tube well is further limited through the tube well limiting pieces and the limiting hanging pieces, and the service life of the tube well is prolonged. Therefore, combined construction of the fabricated tube well floor and the fabricated floor structure is achieved, and the construction efficiency of the tube well is greatly improved.

Description

Technical Field

[0001] The utility model relates to the field of building construction, in particular to an assembled pipe well steel floor structure. Background Art

[0002] Traditional floor structures are mostly made of poured concrete, and the construction period is long together with the pipe well. The pipe well part of the existing prefabricated floor structure is usually poured with concrete. After the pipe well is installed in the reserved hole, a separate formwork needs to be set up to pour concrete between the pipe well and the reserved hole. At the same time, a solid concrete water retaining platform with a height of not less than 5 cm needs to be cast separately at the root of the pipe well, which results in poor overall assembly performance with the prefabricated floor structure. Utility Model Content

[0003] The purpose of the utility model is to provide an assembled prefabricated prefabricated floor slab connected with adjacent prefabricated floor slabs to form a complete floor slab structure, which is helpful to improve quality and efficiency and shorten construction period, and further limit the pipe well by the pipe well limiter and the limit hanger, thereby realizing the combined construction of the assembled pipe well floor slab and the assembled floor slab structure, and greatly improving the construction efficiency of the pipe well.

[0004] The utility model is achieved through the following measures:

[0005] An assembled pipe well steel floor structure, characterized in that it comprises a floor unit, a plurality of positioning sleeves arranged on the floor unit, a pipe well is arranged in the positioning sleeve, a limited position hanging piece is arranged between the pipe well and the floor unit, and a pipe well limiting piece is also arranged on the positioning sleeve;

[0006] The floor unit comprises a prefabricated floor, a plurality of positioning sleeves are arranged on the prefabricated floor, and a plurality of parallel fixed channel steels are arranged on the prefabricated floor;

[0007] A lifting assembly is provided at the top of the pipe well in some of the positioning sleeves;

[0008] According to the design drawings, various prefabricated components of the pipe well are manufactured in the factory to form a prefabricated pipe well assembly module. By prefabricating the pipe well assembly unit, each component is installed first and then placed on the construction site. Prefabricated floor slabs help to improve quality and efficiency, shorten construction period, and facilitate operation.

[0009] The specific features of the utility model also include:

[0010] The pipe well limiting member comprises through holes opened at equal intervals on the side wall of the casing, a mounting nut is fixedly arranged on the outer side of the through hole and on the side wall of the pipe well, a limiting bolt is arranged in the mounting nut and the through hole, a pressure plate is arranged at the end of the limiting bolt through the mounting nut and the through hole, and the pressure plate is pressed against the surface of the pipe well;

[0011] A rubber cushion layer is arranged on the working surface of the pressing plate.

[0012] The limit hanging member comprises a turnbuckle bolt, one end of which is arranged on the prefabricated floor slab, and the other end of which is arranged on the pipe well;

[0013] The grouting side wall is provided with a connecting frame, and the end of the basket bolt is arranged on the connecting frame.

[0014] The hoisting assembly includes a hoisting beam, which is provided with a plurality of penetrating mounting holes. Fastening bolts are arranged in the connecting holes of the plurality of mounting holes and the pipe well flange, and fastening nuts are arranged at the ends of the fastening bolts passing through the mounting holes and the connecting holes.

[0015] A plurality of hanging plates are arranged on the hanging beam;

[0016] After the pipe well is positioned and installed, the lifting beam is installed on the top of the pipe well, and the lifting beam and the pipe well are assembled into one by tightening bolts to facilitate later lifting.

[0017] The prefabricated floor slab is a post-grouting finished steel structure floor slab, and the fixed channel steel is fixed to the prefabricated floor slab with high-strength bolts;

[0018] The prefabricated floor is provided with a positioning sleeve for penetrating the floor, and the positioning sleeve is 20mm higher than the decorative surface layer of the dry floor and 50mm higher than the decorative surface layer of the wet floor;

[0019] The prefabricated pipe-well steel floor is used to plan and design the pipe-well according to the needs and specifications of the project, determine the location, size and structural form of the pipe-well, and draw detailed construction drawings. Concrete is poured inside the prefabricated floor. The prefabricated floor is a post-grouting finished steel structure floor, which can be stably connected with adjacent prefabricated floor to form a complete floor structure. The pipe-well is installed, and the pipe-well is limited by the pipe-well limiter and the limit hanger to achieve the effect of preventing the pipe-well from overturning. At the same time, fireproof sealing material is arranged between the pipe-well and the positioning sleeve. The positioning sleeve and the pipe-well pass through the prefabricated floor. The positioning sleeve and the prefabricated floor are integrated. The pipe-well does not contact the prefabricated floor, which further protects the pipe-well.

[0020] The construction method comprises the following steps:

[0021] S1, component assembly: install the pipe well in the corresponding positioning sleeve, and limit the pipe well by the pipe well limiting member and the limiting hanging member, then install the lifting beam on the top of the pipe well, and assemble the lifting beam and the pipe well into one by tightening bolts;

[0022] S2. Site preparation: At the construction site, clean and level the location of the pipe well to ensure that the construction ground is flat and free of obstacles;

[0023] S3, component installation: the assembled prefabricated pipe well assembly units are installed from bottom to top, and are hoisted one by one into the corresponding reserved openings. At the same time, the two ends of the fixed channel steel are fixed to the concrete floor slab with bolts, and the corresponding pipe wells above and below are connected. After the pipe wells are in place, the hoisting components are removed, and the gap between the prefabricated floor slab and the reserved opening is filled with fireproof rock surface, and the upper and lower sides of the gap are decorated with fireproof cover plates;

[0024] S4, Inspection and debugging: After the installation of the pipe well is completed, inspection and debugging are carried out to ensure that it functions normally, the construction of the assembled pipe well steel floor is completed, and the pipe well is subjected to pressure testing, water flow testing and other testing methods to ensure that its sealing, flow and other parameters meet the design requirements;

[0025] After the inspection is passed, the pipe well will be inspected and maintained. The pipe well will be inspected for appearance, cleaned internally and other maintenance work will be done to ensure its long-term stable operation. At the same time, relevant records and reports will be kept for future management and maintenance.

[0026] The beneficial effects of the utility model are as follows: the steel floor structure of the pipe well of the utility model is prefabricated by assembly, and the prefabricated floor is connected with the adjacent prefabricated floor to form a complete floor structure, which is helpful to improve quality and efficiency and shorten the construction period. The pipe well is further limited by the pipe well limiter and the limit hanger, thereby realizing the combined construction of the assembled pipe well floor and the assembled floor structure, which greatly improves the construction efficiency of the pipe well. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 A schematic structural diagram of an embodiment of the utility model.

[0028] Figure 2 A schematic structural diagram of a pipe well limiting member in an embodiment of the utility model.

[0029] Among them, the figure markings are: 1. Floor unit; 2. Positioning sleeve; 201. Limiting bolt; 202. Mounting nut; 203. Pressure plate; 3. Pipe well; 4. Fixed channel steel; 5. Lifting beam; 6. Hanging plate; 7. Limiting hanging piece. DETAILED DESCRIPTION

[0030] In order to clearly illustrate the technical features of this solution, this solution is described below through a specific implementation method.

[0031] See also Figure 1 and 2 , an assembled pipe well 3 steel floor structure, comprising a floor unit 1, a plurality of positioning sleeves 2 arranged on the floor unit 1, a pipe well 3 is arranged in the positioning sleeve 2, a limited position hanging piece 7 is arranged between the pipe well 3 and the floor unit 1, and a pipe well 3 limiter is also arranged on the positioning sleeve 2;

[0032] The floor unit 1 comprises a prefabricated floor, on which a plurality of positioning sleeves 2 are arranged, and on which a plurality of parallel fixed channel steels 4 are arranged;

[0033] A lifting assembly is provided at the top of the pipe well 3 in the plurality of positioning sleeves 2;

[0034] According to the design drawings, various prefabricated components of the pipe shaft 3 are manufactured in the factory to form a prefabricated pipe shaft 3 assembly module. By prefabricating the pipe shaft 3 assembly unit, various components are installed first and then placed on the construction site. Prefabricated floor slabs help to improve quality and efficiency, shorten construction period, and facilitate operation.

[0035] The pipe well 3 limiting member includes through holes opened at equal intervals on the side wall of the casing, and a mounting nut 202 is fixedly arranged on the outer side of the through hole and the side wall of the pipe well 3, and a limiting bolt 201 is arranged in the mounting nut 202 and the through hole, and a pressure plate 203 is arranged at the end of the limiting bolt 201 through the mounting nut 202 and the through hole, and the pressure plate 203 is pressed against the surface of the pipe well 3;

[0036] A rubber cushion layer is arranged on the working surface of the pressing plate 203 .

[0037] The limit hanging member 7 includes a turnbuckle bolt, one end of which is arranged on the prefabricated floor slab, and the other end of which is arranged on the pipe well 3;

[0038] The grouting side wall is provided with a connecting frame, and the ends of the turnbuckle bolts are arranged on the connecting frame.

[0039] The hoisting assembly includes a hoisting beam 5, which is provided with a plurality of penetrating mounting holes. Fastening bolts are arranged in the connecting holes between the plurality of mounting holes and the flange of the pipe well 3, and fastening nuts are arranged at the ends of the fastening bolts through the mounting holes and the connecting holes.

[0040] A plurality of hanging plates 6 are arranged on the hanging beam;

[0041] After the pipe well 3 is positioned and installed, the hoisting beam 5 is installed on the top of the pipe well 3, and the hoisting beam 5 and the pipe well 3 are assembled into one by tightening bolts to facilitate later hoisting.

[0042] The prefabricated floor slab is a post-grouting finished steel structure floor slab, and the fixed channel steel 4 is fixed to the prefabricated floor slab with high-strength bolts;

[0043] The prefabricated floor is provided with a positioning sleeve 2 for penetrating the floor, and the positioning sleeve 2 is 20 mm higher than the decorative surface layer of the waterless floor and 50 mm higher than the decorative surface layer of the water-containing floor;

[0044] The prefabricated pipe shaft 3 steel floor is planned and designed according to the needs and specifications of the project, the position, size and structural form of the pipe shaft 3 are determined, and detailed construction drawings are drawn. Concrete is poured inside the prefabricated floor. The prefabricated floor is a post-grouting finished steel structure floor, which can be stably connected with adjacent prefabricated floor to form a complete floor structure. The pipe shaft 3 is installed, and the pipe shaft 3 is limited by the pipe shaft 3 limiter and the limit hanger 7 to achieve the effect of preventing the pipe shaft 3 from overturning. At the same time, fireproof sealing material is arranged between the pipe shaft 3 and the positioning sleeve 2, the positioning sleeve 2 and the pipe shaft 3 pass through the prefabricated floor, the positioning sleeve 2 and the prefabricated floor are integrated, the pipe shaft 3 does not contact the prefabricated floor, and the pipe shaft 3 is further protected.

[0045] The construction method includes the following steps:

[0046] S1, component assembly: install the pipe well 3 in the corresponding positioning sleeve 2, and limit the pipe well 3 by the pipe well 3 limiter and the limit hanger 7, then install the lifting beam 5 on the top of the pipe well 3, and assemble the lifting beam 5 and the pipe well 3 into one by tightening bolts;

[0047] S2. Site preparation: At the construction site, clean and level the location of the pipe well 3 to ensure that the construction ground is flat and free of obstacles;

[0048] S3, component installation: the assembled prefabricated pipe well 3 assembly units are installed from bottom to top, and are hoisted one by one into the corresponding reserved openings. At the same time, the two ends of the fixed channel steel 4 are fixed to the concrete floor slab with bolts, and the corresponding pipe wells 3 above and below are connected. After the pipe well 3 is in place, the hoisting components are removed, and the gap between the prefabricated floor slab and the reserved opening is filled with fireproof rock surface, and the upper and lower sides of the gap are decorated with fireproof cover plates;

[0049] S4, testing and debugging: After the installation of the pipe well 3 is completed, testing and debugging are carried out to ensure that it functions normally, the construction of the assembled steel floor of the pipe well 3 is completed, and the pipe well 3 is subjected to pressure testing, water flow testing and other testing methods to ensure that its sealing, flow and other parameters meet the design requirements;

[0050] After the inspection is qualified, the acceptance and maintenance of the pipe well 3 are carried out. The appearance inspection, internal cleaning and other maintenance work of the pipe well 3 are carried out to ensure its long-term stable operation. At the same time, relevant records and reports are made for future management and maintenance.

[0051] Technical features not described in the present invention can be achieved through or by adopting existing technologies, and will not be elaborated here. Of course, the above description is not a limitation of the present invention, and the present invention is not limited to the above examples. Changes, modifications, additions or substitutions made by ordinary technicians in this technical field within the essential scope of the present invention should also fall within the scope of protection of the present invention.

Claims

1. An assembled pipe well steel floor structure, characterized in that: It comprises a floor unit, and a plurality of positioning sleeves arranged on the floor unit, wherein a pipe well is arranged in the positioning sleeve, a limited position hanging piece is arranged between the pipe well and the floor unit, and a pipe well limiting piece is also arranged on the positioning sleeve; The floor unit comprises a prefabricated floor, a plurality of positioning sleeves are arranged on the prefabricated floor, and a plurality of parallel fixed channel steels are arranged on the prefabricated floor; A hoisting assembly is arranged on the top of the pipe well in some of the positioning sleeves.

2. The assembled pipe well steel floor structure according to claim 1 is characterized in that: The pipe well limiting member comprises through holes opened at equal intervals on the side wall of the casing, a mounting nut is fixedly arranged on the outer side of the through hole and on the side wall of the pipe well, a limiting bolt is arranged in the mounting nut and the through hole, a pressure plate is arranged at the end of the limiting bolt through the mounting nut and the through hole, and the pressure plate is pressed against the surface of the pipe well; A rubber cushion layer is arranged on the working surface of the pressing plate.

3. The assembled pipe well steel floor structure according to claim 1 is characterized in that: The limit hanging member comprises a turnbuckle bolt, one end of which is arranged on the prefabricated floor slab, and the other end of which is arranged on the pipe well; The side wall of the pipe well is provided with a connecting frame, and the end of the basket bolt is arranged on the connecting frame.

4. The assembled pipe well steel floor structure according to claim 1 is characterized in that: The hoisting assembly includes a hoisting beam, which is provided with a plurality of penetrating mounting holes. Fastening bolts are arranged in the connecting holes of the plurality of mounting holes and the pipe well flange, and fastening nuts are arranged at the ends of the fastening bolts passing through the mounting holes and the connecting holes.

5. The assembled pipe well steel floor structure according to claim 4 is characterized in that: A plurality of hanging plates are arranged on the hanging cross beam.

6. The assembled pipe well steel floor structure according to claim 1 is characterized in that: The prefabricated floor slab is a post-grouting finished steel structure floor slab, and the fixed channel steel is fixed to the prefabricated floor slab by high-strength bolts.

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