CN110258880B - Light steel floor system of prefabricated building - Google Patents
Light steel floor system of prefabricated building Download PDFInfo
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- CN110258880B CN110258880B CN201910444599.0A CN201910444599A CN110258880B CN 110258880 B CN110258880 B CN 110258880B CN 201910444599 A CN201910444599 A CN 201910444599A CN 110258880 B CN110258880 B CN 110258880B
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 39
- 239000010959 steel Substances 0.000 title claims abstract description 39
- 238000009413 insulation Methods 0.000 claims abstract description 37
- 230000008093 supporting effect Effects 0.000 claims abstract description 18
- 239000011120 plywood Substances 0.000 claims abstract description 14
- 238000007789 sealing Methods 0.000 claims description 7
- 230000002093 peripheral effect Effects 0.000 claims description 5
- 238000005034 decoration Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000004321 preservation Methods 0.000 abstract description 4
- 230000003014 reinforcing effect Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000001976 improved effect Effects 0.000 description 8
- 238000010276 construction Methods 0.000 description 7
- 239000000463 material Substances 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/02—Load-carrying floor structures formed substantially of prefabricated units
- E04B5/10—Load-carrying floor structures formed substantially of prefabricated units with metal beams or girders, e.g. with steel lattice girders
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Floor Finish (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a light steel floor system of an assembly type building, which comprises an edge beam, floor beams, U-shaped end beams and plywood which are arranged on a foundation base, wherein a rigid supporting piece is arranged between the edge beam parallel to the floor beams and the adjacent floor beams; and a joist is arranged on the bottom surface of each floor beam, and an insulation board is arranged between every two adjacent floor beams. The invention can not only form an assembled floor structure through the inner side edge beam, the outer side edge beam, the floor beam and the U-shaped end beam, but also reinforce each node of the floor structure by matching the double side beam structure, the rigid support piece, the U-shaped end beam reinforcing structure and the joist structure, thereby improving the strength and the load capacity of the floor structure, improving the heat preservation and insulation effect of the floor structure by using the heat preservation plate and reducing the building energy consumption.
Description
Technical Field
The invention relates to a light steel floor system of an assembly type building, and belongs to the field of assembly type buildings.
Background
The building is an important part of a city, and the building is not only an artificial work for people to rest and entertain, but also is related to the economy, culture and life in a large aspect. In the past decades, the construction industry has been developing vigorously, greatly promoting the growth of national economy. However, the traditional house building technology has low production efficiency, low construction speed, long construction period, much material consumption and high labor intensity of workers, and the traditional house building technology cannot meet the rigid demand of the modern society on houses in the face of a series of conditions of increasing of land yielding cost, continuous rising of labor and labor prices, gradual improvement of consciousness of people on energy conservation and environmental protection and the like.
The prefabricated building is a house which is built by prefabricating part or all of the components of the building in a factory and then transporting the prefabricated building to a construction site to assemble the components in a reliable connection mode. The prefabricated building has the advantages of diversified design (capable of being designed according to the house requirement), modernization of functions (capable of adopting various novel materials such as energy conservation and environmental protection), factory manufacturing (capable of enabling building parts to be produced in a unified factory manner at one time), construction assembly (capable of greatly reducing labor force and reducing material waste), time optimization (capable of obviously accelerating construction period) and the like.
Disclosure of Invention
The invention aims to provide a light steel floor system of an assembly type building, which can not only form an assembly type floor structure through an inner side edge beam, an outer side edge beam, a floor beam and a U-shaped end beam, but also reinforce each node of the floor structure by utilizing the matching of a double-side beam structure, a rigid support piece, a U-shaped end beam reinforcing structure and a joist structure, thereby improving the strength and the load capacity of the floor structure, improving the heat preservation and insulation effect of the floor structure by utilizing a heat preservation plate and reducing the building energy consumption.
In order to achieve the purpose, the invention adopts the technical scheme that: a light steel floor system of an assembly type building comprises an edge beam, a floor beam, a U-shaped end beam and a plywood which are arranged on a foundation base, wherein the U-shaped end beam is arranged in a floor frame surrounded by the edge beam;
the U-shaped end beams are arranged in two, the openings of the two U-shaped end beams are opposite, the end parts of the floor beams on two sides are respectively embedded in the openings of the two U-shaped end beams, a cavity is reserved between the two U-shaped end beams, a stiffening block corresponding to the floor beam is installed in the cavity, the boundary beam further comprises an outer side boundary beam and an inner side boundary beam, the inner side boundary beam and the outer side boundary beam are arranged in parallel, a fracture is formed in the inner side boundary beam, and the end parts of the two U-shaped end beams are installed in the fracture and connected with the inner side boundary beam;
the bottom surfaces of the plurality of floor beams are provided with a joist, the joist comprises two U-shaped joists arranged in parallel, a buckling piece and a connecting piece, the buckling piece is arranged at the end part of the U-shaped joists, the buckling piece further comprises two U-shaped plates with opposite openings, the two U-shaped plates are arranged on the peripheral walls of the two U-shaped joists, the connecting pieces are arranged on the two U-shaped plates, and the connecting pieces are arranged on the base;
a U-shaped heat insulation block is installed at the bottom end of the floor beam, two side plates of the U-shaped heat insulation block are located on two sides of the floor beam, heat insulation plates are installed between the floor beams, two ends of each heat insulation plate are respectively lapped on the side plates on two sides, and the plywood is installed on the heat insulation plates, the side beams and the floor beams.
The further improved scheme in the technical scheme is as follows:
1. in the above scheme, the rigid supporting members are arranged in plurality at intervals along the length direction of the floor beam.
2. In the scheme, the floor beam is C-shaped steel, and a U-shaped block is arranged in an opening at the butt joint of the end part of the floor beam and the U-shaped end beam.
3. In the above scheme, the height of the U-shaped block is equal to the width of the opening of the U-shaped end beam.
4. In the scheme, a square pipe is arranged between the two U-shaped end beams positioned at the fracture, a C-shaped block is arranged in the opening of the outer side edge beam, and the C-shaped block corresponds to the fracture and is connected with the square pipe.
5. In the above scheme, the connecting piece is an angle steel.
6. In the scheme, the boundary beam is U-shaped steel or C-shaped steel, and the opening of the boundary beam is filled with the reinforced heat insulation block.
7. In the scheme, the moisture-proof sealing film is paved on the plywood.
8. In the scheme, a floor decoration layer is paved on the moisture-proof sealing film.
Due to the application of the technical scheme, compared with the prior art, the invention has the following advantages:
1. the invention relates to a light steel floor system of an assembly type building, which is characterized in that a rigid support member is arranged between an edge beam parallel to a floor beam and an adjacent floor beam, the edge beam is set to be a U-shaped beam or a C-shaped beam, one end of the rigid support member is inserted into an opening of the edge beam, the structural strength of the edge beam can be enhanced through a plurality of floor beams, and the load capacity of the edge beam is enhanced.
2. The invention relates to a light steel floor system of an assembly building, wherein the end parts of floor beams at two sides of the light steel floor system are respectively embedded in the openings of two U-shaped end beams, a cavity is reserved between the two U-shaped end beams, a stiffening block corresponding to the floor beam is arranged in the cavity, the floor beam with larger span is divided into a plurality of shorter floor beams, and the U-shaped end beam used for connecting the floor beam is arranged between the two adjacent floor beams, so that the U-shaped end beam used for connecting the floor beam is provided for the end part of the floor beam by matching with the side beam, on one hand, the problem that the bearing effect is gradually reduced along with the increase of the span of the floor beam is solved, the structural strength of the floor beam and the floor system is ensured, on the other hand, the stiffening block is arranged in the cavity between the two U-shaped end beams, not only the two U-shaped end beams can be connected, the integrity of the U-shaped end beams and the floor beam structure is improved, the structural strength is improved.
3. The inner side beams and the outer side beams of the light steel floor system of the assembly type building are parallel and arranged in parallel, the number of the U-shaped end beams is two, the inner side beams are provided with the fractures, the end parts of the two U-shaped end beams are arranged in the fractures and are connected with the inner side beams, the fractures are formed in the inner side beams, the end parts of the U-shaped end beams are embedded into the fractures and are connected with the U-shaped end beams and the corresponding inner side beams, the connection between the U-shaped end beams and the inner side beams can be realized, the integrity of the outer side beams is not damaged, the bearing capacity of a connecting part is ensured, meanwhile, the arrangement of the fractures can limit the two U-shaped end beams in the fractures, the U-shaped end beams are prevented from being separated from the fractures due to deformation in the use process, and the structural stability of the U-shaped end beams is improved.
4. The invention relates to a light steel floor system of an assembly type building, which comprises two U-shaped supporting strips arranged in parallel, a buckling piece and a connecting piece, wherein the buckling piece is arranged at the end part of the U-shaped supporting strips, the buckling piece further comprises two U-shaped plates with opposite openings, the two U-shaped plates are arranged on the outer peripheral walls of the two U-shaped supporting strips, the connecting piece is arranged on the two U-shaped plates, the two U-shaped supporting strips are assembled to form a main body of a supporting beam structure, the supporting beam structure is ensured to have enough structural strength so as to ensure the bearing effect of the supporting beam on a floor slab, and meanwhile, the buckling piece and the connecting piece are arranged at the end part of the U-shaped supporting strip, on one hand, the buckling piece consisting of the two U-shaped plates can combine the two U-shaped supporting strips into a whole, so that the two U-shaped supporting strips are prevented from being deformed and separated from, the joist structure is connected with the bearing wall through the connecting piece, and is matched with a joist foundation supported below the joist structure in a foundation base of the fabricated building, so that the joist structure is supported and stably fixed, sufficient supporting force is provided for the floor beam, and the stability of a floor system is improved.
5. The invention discloses a light steel floor system of an assembly building, wherein a U-shaped heat insulation block is arranged at the bottom end of a floor beam, two side plates of the U-shaped heat insulation block are positioned at two sides of the floor beam, a heat insulation plate is arranged between every two adjacent floor beams, two ends of the heat insulation plate are respectively lapped on the side plates at two sides, and plywood is paved on the floor beam and the side beams.
Drawings
FIG. 1 is a schematic view of the overall structure of a light steel floor system of the fabricated building according to the present invention;
FIG. 2 is a schematic view of the construction of an end beam and a floor beam;
FIG. 3 is a schematic structural view of an edge beam and an end beam;
FIG. 4 is a partial exploded view of the joint of the edge beam and the end beam;
FIG. 5 is a schematic view of the end structure of a joist;
FIG. 6 is a schematic view of a heat-insulating structure of a floor;
FIG. 7 is a schematic view of a U-shaped insulation block.
In the above drawings: 1. a base; 2. a boundary beam; 21. an outboard side rail; 22. an inboard side rail; 23. breaking off; 24. c-shaped blocks; 26. reinforcing the heat insulation block; 3. a floor beam; 31. a U-shaped heat insulation block; 32. a side plate; 33. a thermal insulation board; 34. a U-shaped block; 4. a U-shaped end beam; 41. a cavity; 42. a stiffening block; 43. a square tube; 5. plywood; 51. a moisture-proof sealing film; 52. a floor decoration layer; 6. a rigid support; 7. a joist; 71. a U-shaped supporting strip; 72. a fastener; 73. a connecting member; 74. a U-shaped plate.
Detailed Description
Example 1: a light steel floor system of an assembly type building refers to attached figures 1-7, and comprises an edge beam 2, a floor beam 3, a U-shaped end beam 4 and a plywood 5 which are arranged on a foundation base 1, wherein the U-shaped end beam 4 is arranged in a floor frame enclosed by the edge beam 2, the floor beam 3 is arranged between the edge beam 2 and the U-shaped end beam 4 corresponding to the edge beam 2, a rigid support member 6 is arranged between the edge beam 2 parallel to the floor beam 3 and the adjacent floor beam 3, the edge beam 2 is arranged into a U-shaped beam or a C-shaped beam, and one end of the rigid support member 6 is inserted into an opening of the edge beam 2;
the two U-shaped end beams 4 are arranged in a manner of being opposite to each other in opening, the end parts of the floor beams 3 on two sides are respectively embedded in the openings of the two U-shaped end beams 4, a cavity 41 is reserved between the two U-shaped end beams 4, a stiffening block 42 corresponding to the floor beam 3 is installed in the cavity 41, the boundary beam 2 further comprises an outer side boundary beam 21 and an inner side boundary beam 22, the inner side boundary beam 22 and the outer side boundary beam 21 are arranged in parallel, a fracture 23 is formed in the inner side boundary beam 22, and the end parts of the two U-shaped end beams 4 are installed in the fracture 23 and connected with the inner side boundary beam 22;
a joist 7 is mounted on the bottom surface of the plurality of floor beams 3, the joist 7 comprises two U-shaped joists 71 arranged side by side, fasteners 72 mounted at the ends of the U-shaped joists 71 and connectors 73, the fasteners 72 further comprise two U-shaped plates 74 with opposite openings, the two U-shaped plates 74 are mounted on the peripheral walls of the two U-shaped joists 71, the connectors 73 are arranged in two and mounted on the U-shaped plates 74, and the connectors 73 are mounted on the base 1;
a U-shaped heat insulation block 31 is installed at the bottom end of the floor beam 3, two side plates 32 of the U-shaped heat insulation block 31 are located on two sides of the floor beam 3, a heat insulation plate 33 is installed between the floor beams 3, two ends of the heat insulation plate 33 are respectively connected to the side plates 32 on two sides in an overlapping mode, and the plywood 5 is installed on the heat insulation plate 33, the edge beam 2 and the floor beam 3.
A plurality of rigid supporting members 6 are arranged at intervals along the length direction of the floor beam 3; the floor beam 3 is C-shaped steel, and a U-shaped block 34 is arranged in an opening at the butt joint of the end part of the floor beam 3 and the U-shaped end beam 4; the height of the U-shaped block 34 is equal to the width of the opening of the U-shaped end beam 4; a square pipe 43 is arranged between the two U-shaped end beams 4 at the fracture 23, a C-shaped block 24 is arranged in the opening of the outer side edge beam 21, and the C-shaped block 24 corresponds to the fracture 23 and is connected with the square pipe 43; the connecting piece 73 is an angle steel; the edge beam 2 is made of U-shaped steel or C-shaped steel, and the opening of the edge beam 2 is filled with a reinforced heat insulation block 26; a moisture-proof sealing film 51 is paved on the plywood 5; a floor decoration layer 52 is laid on the moisture-proof sealing film 51.
Example 2: a light steel floor system of an assembly type building refers to attached figures 1-7, and comprises an edge beam 2, a floor beam 3, a U-shaped end beam 4 and a plywood 5 which are arranged on a foundation base 1, wherein the U-shaped end beam 4 is arranged in a floor frame enclosed by the edge beam 2, the floor beam 3 is arranged between the edge beam 2 and the U-shaped end beam 4 corresponding to the edge beam 2, a rigid support member 6 is arranged between the edge beam 2 parallel to the floor beam 3 and the adjacent floor beam 3, the edge beam 2 is arranged into a U-shaped beam or a C-shaped beam, and one end of the rigid support member 6 is inserted into an opening of the edge beam 2;
the two U-shaped end beams 4 are arranged in a manner of being opposite to each other in opening, the end parts of the floor beams 3 on two sides are respectively embedded in the openings of the two U-shaped end beams 4, a cavity 41 is reserved between the two U-shaped end beams 4, a stiffening block 42 corresponding to the floor beam 3 is installed in the cavity 41, the boundary beam 2 further comprises an outer side boundary beam 21 and an inner side boundary beam 22, the inner side boundary beam 22 and the outer side boundary beam 21 are arranged in parallel, a fracture 23 is formed in the inner side boundary beam 22, and the end parts of the two U-shaped end beams 4 are installed in the fracture 23 and connected with the inner side boundary beam 22;
a joist 7 is mounted on the bottom surface of the plurality of floor beams 3, the joist 7 comprises two U-shaped joists 71 arranged side by side, fasteners 72 mounted at the ends of the U-shaped joists 71 and connectors 73, the fasteners 72 further comprise two U-shaped plates 74 with opposite openings, the two U-shaped plates 74 are mounted on the peripheral walls of the two U-shaped joists 71, the connectors 73 are arranged in two and mounted on the U-shaped plates 74, and the connectors 73 are mounted on the base 1;
a U-shaped heat insulation block 31 is installed at the bottom end of the floor beam 3, two side plates 32 of the U-shaped heat insulation block 31 are located on two sides of the floor beam 3, a heat insulation plate 33 is installed between the floor beams 3, two ends of the heat insulation plate 33 are respectively connected to the side plates 32 on two sides in an overlapping mode, and the plywood 5 is installed on the heat insulation plate 33, the edge beam 2 and the floor beam 3.
A plurality of rigid supporting members 6 are arranged at intervals along the length direction of the floor beam 3; the floor beam 3 is C-shaped steel, and a U-shaped block 34 is arranged in an opening at the butt joint of the end part of the floor beam 3 and the U-shaped end beam 4; the height of the U-shaped block 34 is equal to the width of the opening of the U-shaped end beam 4.
When the light steel floor system of the prefabricated building is adopted, the structural strength of the edge beam can be enhanced through the plurality of floor beams, and the load capacity of the light steel floor system is enhanced, however, the edge beam parallel to the floor beam is only connected with the adjacent edge beam, the longer the span is, the poorer the structural strength and the load capacity of the middle part of the edge beam are, so that the structural strength of the edge beam part is enhanced through the addition of the rigid supporting piece, the stress deformation of the edge beam can be avoided, and the load capacity of the floor system can be improved.
In addition, through separating into a plurality of shorter floor beam with the floor beam of great span, and set up the U-shaped end beam who is used for connecting the floor beam between two adjacent floor beams, thereby cooperate the boundary beam to provide the strong point for the tip of floor beam, on the one hand, solved along with the floor beam span increase, the problem that its bearing effect reduces gradually, guaranteed the structural strength of floor beam and superstructure system, on the other hand, install the stiffening block in the cavity between two U-shaped end beams, not only can connect two U-shaped end beams, improve the wholeness of U-shaped end beam and floor beam structure, can also consolidate U-shaped end beam, improve its structural strength.
In addition, through opening the fracture on the boundary beam of inboard, supply in the U-shaped end beam tip embedding fracture, and connect U-shaped end beam and corresponding inboard boundary beam, can realize being connected of U-shaped end beam and inboard boundary beam, do not destroy the wholeness of outside boundary beam again, the bearing capacity at connection position has been guaranteed, and simultaneously, setting up of fracture can also carry on spacingly to two U-shaped end beams in the fracture, avoid U-shaped end beam because deformation and break away from the fracture in the use, the stability of U-shaped end beam structure has been improved.
In addition, the main body of the joist structure is formed by splicing the two U-shaped joists, so that the joist structure has enough structural strength to ensure the bearing effect of the joist structure on the floor slab, and meanwhile, the buckling part and the connecting part are arranged at the end parts of the U-shaped joists.
In addition, on one hand, the heat insulation boards paved among the floor beams form a heat insulation layer, so that a cavity generated in the floor system can be filled, the heat conductivity coefficient of the floor system can be increased, and the heat insulation effect of the floor system is improved.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (9)
1. The utility model provides a light steel superstructure system of prefabricated building which characterized in that: the floor beam comprises an edge beam (2), floor beams (3), U-shaped end beams (4) and plywood (5) which are arranged on a foundation base (1), wherein the U-shaped end beams (4) are arranged in a floor system frame surrounded by the edge beams (2), the floor beams (3) are arranged between the edge beam (2) and the U-shaped end beam (4) corresponding to the edge beam (2), a rigid support member (6) is arranged between the edge beam (2) parallel to the floor beam (3) and the adjacent floor beam (3), the edge beam (2) is arranged to be a U-shaped beam or a C-shaped beam, and one end of the rigid support member (6) is inserted into an opening of the edge beam (2);
the structure comprises two U-shaped end beams (4), wherein the openings of the two U-shaped end beams (4) are opposite, the end parts of the floor beams (3) on two sides are respectively embedded into the openings of the two U-shaped end beams (4), a cavity (41) is reserved between the two U-shaped end beams (4), a stiffening block (42) corresponding to the floor beam (3) is installed in the cavity (41), the edge beam (2) further comprises an outer side edge beam (21) and an inner side edge beam (22), the inner side edge beam (22) and the outer side edge beam (21) are arranged in parallel, a fracture (23) is formed in the inner side edge beam (22), and the end parts of the two U-shaped end beams (4) are installed in the fracture (23) and connected with the inner side edge beam (22);
a joist (7) is mounted on the bottom surface of the plurality of floor beams (3), the joist (7) comprises two U-shaped joists (71) arranged in parallel, buckling pieces (72) mounted at the ends of the U-shaped joists (71) and connecting pieces (73), each buckling piece (72) further comprises two U-shaped plates (74) with opposite openings, the two U-shaped plates (74) are mounted on the peripheral walls of the two U-shaped joists (71), the connecting pieces (73) are arranged in two and mounted on the U-shaped plates (74), and the connecting pieces (73) are mounted on the base (1);
a U-shaped heat insulation block (31) is installed at the bottom end of the floor beam (3), two side plates (32) of the U-shaped heat insulation block (31) are located on two sides of the floor beam (3) and are adjacent to each other, a heat insulation plate (33) is installed between the floor beams (3), two ends of the heat insulation plate (33) are respectively lapped on the side plates (32) on two sides, and the plywood (5) is installed on the heat insulation plate (33), the edge beam (2) and the floor beam (3).
2. The light steel floor system of a fabricated building according to claim 1, wherein: the rigid supporting pieces (6) are arranged in a plurality at intervals along the length direction of the floor beam (3).
3. The light steel floor system of a fabricated building according to claim 1, wherein: the floor beam (3) is C-shaped steel, and a U-shaped block (34) is arranged in an opening at the butt joint of the end part of the floor beam (3) and the U-shaped end beam (4).
4. The light steel floor system of a fabricated building according to claim 3, wherein: the height of the U-shaped block (34) is equal to the width of the opening of the U-shaped end beam (4).
5. The light steel floor system of a fabricated building according to claim 1, wherein: a square pipe (43) is arranged between the two U-shaped end beams (4) at the fracture (23), a C-shaped block (24) is arranged in the opening of the outer side edge beam (21), and the C-shaped block (24) corresponds to the fracture (23) and is connected with the square pipe (43).
6. The light steel floor system of a fabricated building according to claim 1, wherein: the connecting piece (73) is angle steel.
7. The light steel floor system of a fabricated building according to claim 1, wherein: the edge beam (2) is U-shaped steel or C-shaped steel, and a reinforced heat insulation block (26) is filled in an opening of the edge beam (2).
8. The light steel floor system of a fabricated building according to claim 1, wherein: and a moisture-proof sealing film (51) is paved on the plywood (5).
9. The light steel floor system of a fabricated building according to claim 8, wherein: and a floor decoration layer (52) is paved on the moisture-proof sealing film (51).
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| CN110258880B true CN110258880B (en) | 2020-11-17 |
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| CN206328925U (en) * | 2016-11-10 | 2017-07-14 | 深圳市鸿容通工程设计有限公司 | A kind of new flooring building structure |
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| US6266938B1 (en) * | 2000-02-08 | 2001-07-31 | Chyi Sheu | Steel floor structure |
| CA2762775A1 (en) * | 2009-05-19 | 2010-11-25 | Roger C. Roen | Structurally integrated accessible floor system |
| CN203977662U (en) * | 2014-06-25 | 2014-12-03 | 邓军辉 | The superstructure of light section steel structure assembled-type house |
| CN105839822A (en) * | 2016-05-06 | 2016-08-10 | 湖南标迪夫节能科技有限公司 | Assembly type prefabricated part for cavity floor system |
| CN206328925U (en) * | 2016-11-10 | 2017-07-14 | 深圳市鸿容通工程设计有限公司 | A kind of new flooring building structure |
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| CN110258880A (en) | 2019-09-20 |
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