CN116591309A - Multi-layer concrete assembled box house capable of being repeatedly and freely assembled and construction method thereof - Google Patents
Multi-layer concrete assembled box house capable of being repeatedly and freely assembled and construction method thereof Download PDFInfo
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- CN116591309A CN116591309A CN202211483254.4A CN202211483254A CN116591309A CN 116591309 A CN116591309 A CN 116591309A CN 202211483254 A CN202211483254 A CN 202211483254A CN 116591309 A CN116591309 A CN 116591309A
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- 239000004567 concrete Substances 0.000 title claims abstract description 50
- 238000010276 construction Methods 0.000 title claims abstract description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 61
- 239000010959 steel Substances 0.000 claims description 61
- 239000010410 layer Substances 0.000 claims description 48
- 238000000034 method Methods 0.000 claims description 12
- 230000000694 effects Effects 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 11
- 239000002344 surface layer Substances 0.000 claims description 11
- 238000003466 welding Methods 0.000 claims description 7
- 238000003825 pressing Methods 0.000 claims description 6
- 239000011150 reinforced concrete Substances 0.000 claims description 6
- 238000004321 preservation Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009417 prefabrication Methods 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 abstract description 4
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 230000007613 environmental effect Effects 0.000 abstract description 3
- 230000007306 turnover Effects 0.000 abstract description 3
- 230000002787 reinforcement Effects 0.000 description 8
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000036561 sun exposure Effects 0.000 description 1
Classifications
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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
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34315—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts
- E04B1/34321—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts mainly constituted by panels
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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
- E04B1/66—Sealings
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/44—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose
- E04C2/52—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits
- E04C2/526—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the purpose with special adaptations for auxiliary purposes, e.g. serving for locating conduits with adaptations not otherwise provided for, for connecting, transport; for making impervious or hermetic, e.g. sealings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2002/001—Mechanical features of panels
- E04C2002/002—Panels with integrated lifting means, e.g. with hoisting lugs
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Mechanical Engineering (AREA)
- Panels For Use In Building Construction (AREA)
Abstract
The invention discloses a multi-layer concrete assembled box house capable of being repeatedly and freely assembled and a construction method thereof, comprising a prefabricated top plate structure and a prefabricated bottom plate structure which are positioned at the top and the bottom, a prefabricated front wall structure, a prefabricated rear wall structure and prefabricated side wall structures which are positioned at the left side and the right side of the prefabricated front wall structure and the prefabricated rear wall structure, wherein the prefabricated front wall structure and the prefabricated side wall structure are connected with the lower surface of the prefabricated top plate structure and the upper surface of the prefabricated bottom plate structure through connecting structures, are assembled through the connecting structures according to the use requirements, and are used for waterproof at the connecting positions of the prefabricated top plate structure and the prefabricated bottom plate structure, the prefabricated rear wall structure, the prefabricated front wall structure and the prefabricated side wall structure through waterproof structures. The invention is free to assemble, is suitable for houses with various specifications, and has low cost; the concrete structure is adopted, so that the prefabrication rate and the standardization degree are high, the durability is good, and the energy conservation and the environmental protection are realized; the turnover rate and the safety performance are improved, and the transportation is convenient; the service life is prolonged, and the application range is wide.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to a multi-layer concrete assembled box-type house capable of being repeatedly and freely assembled and a construction method thereof.
Background
Along with the progress of society and the rapid development of scientific technology, the structure of a building also has new breakthroughs so as to meet the demands of people on life, and the existing board houses play a vital role in emergency projects, such as shelter hospitals, epidemic situation flow regulation observation isolation points and other projects which need to be rapidly built so as to meet the demands of use.
The existing board house has two structures, one is a steel structure container, the steel structure container has a firm structure, but the steel structure is subjected to wind and sun exposure, the surface of the steel structure is easy to corrode, the durability is poor, the other is integrally precast concrete, but the prefabrication difficulty is high, the weight is large (more than 20 tons generally), the specification is single, the standardization degree is low, one vehicle can only transport one vehicle, the transportation is difficult, and the transportation cost is high.
The patent of the prior patent CN 111997200A discloses a recyclable fully-assembled concrete temporary building board house and a manufacturing method thereof, wherein the recyclable fully-assembled concrete temporary building board house comprises a prefabricated foundation, a prefabricated wall body, a prefabricated floor slab, a prefabricated cross beam, a prefabricated column, a prefabricated roof and a prefabricated stair. Wherein wall body and bottom plate all link to each other with the basis, and prefabricated crossbeam and prefabricated post equipartition are arranged, and connection structure includes anchor assembly, anchor plate and connecting piece, and the anchor assembly adopts T type to weld into one piece around with the connecting plate, and the one end of connecting piece is connected with pre-buried board, can dismantle, reuse. However, the beams and columns of the recyclable fully-assembled concrete temporary building slab house are prefabricated independently, the specification of the beams is influenced by the column spacing, and the prefabricated stairway is matched with the height of the temporary building house layer in height; secondly, the connection node that this patent provided mainly includes anchor and welding, and is higher to on-the-spot welding quality requirement, and the preparation is complicated, and is with high costs, and interior decorative surface is difficult to cover, can't use widely. In summary, the recyclable fully-assembled concrete can be used for recycling the temporary building board houses or can not achieve the purpose of recycling due to the fact that the board house use functions and the board house specifications are not universal. When a large number of welding surfaces are recycled, the dismantling workload is large, and the node damage degree cannot be predicted.
Therefore, the multi-layer concrete assembled box house which can be assembled freely and has good durability and can be assembled repeatedly and freely and the construction method thereof are simple in manufacture and convenient to operate, and are a problem worthy of research.
Disclosure of Invention
The invention aims to provide a multi-layer concrete assembled box house which can be assembled freely and has good durability and can be assembled repeatedly and freely, and a construction method thereof.
The purpose of the invention is realized in the following way:
the utility model provides a can repeat multilayer concrete assembled box room of free assembly, including being located top and the prefabricated roof structure and the prefabricated bottom plate structure of bottom, with the lower surface of prefabricated roof structure and the upper surface of prefabricated bottom plate structure pass through the prefabricated front wall structure of connection structure connection, prefabricated back wall structure, be located the prefabricated side wall structure of prefabricated front wall structure and prefabricated back wall structure left and right sides, prefabricated back wall structure, prefabricated front wall structure and prefabricated side wall structure assemble through connection structure according to the user demand, and be used for prefabricated roof structure and prefabricated bottom plate structure, prefabricated back wall structure, prefabricated front wall structure and prefabricated side wall structure junction waterproof through waterproof structure.
The prefabricated front wall structure comprises a front wall body, a first window opening and a door opening which are positioned on the front wall body, a line pipe which is positioned on the inner side of the front wall body, a line box and a first hand hole which are positioned on the line pipe, and a first lug which is positioned at the bottom of the front wall body, wherein the top and the bottom of the front wall body are provided with first embedded inner wires, first embedded hanging rings which are positioned in the front wall body are arranged inside the front wall body, and wrap angle steel is arranged at the inner side corners which are positioned at the top and the bottom of the front wall body and embedded anchor bars along the length direction of the angle steel.
The side wall structure comprises a side wall body, a second lug arranged at the bottom of the side wall body, a second embedded inner wire arranged at the top and the bottom of the side wall body, a second embedded hanging ring arranged inside the side wall body, wrap angle steel arranged at the inner side corners of the top and the bottom of the side wall body, and anchor bars embedded along the length direction of the angle steel.
The prefabricated back wall structure comprises a back wall body, a second window hole positioned on the back wall body, a second wire box positioned on the back wall body, a second wire tube positioned on the wire box, a second hand hole positioned at the end part of the second wire tube, an air conditioner hole positioned on the back wall body, a third lug positioned on a bottom plate of the back wall body, a third embedded inner wire positioned at the top and the bottom of the side wall body, a second embedded hanging ring positioned inside the side wall body, and wrap angle steel arranged at the inner corners of the top and the bottom of the back wall body and embedded anchor bars along the length direction of the angle steel.
The prefabricated bottom plate structure comprises a bottom plate and pressing grooves formed in the periphery of the bottom plate, the prefabricated top plate structure comprises a top plate, a third wire box arranged on the prefabricated top plate, a third wire pipe arranged at the lower end of the third wire box, a third hand hole arranged at the bottom of the wire pipe on the prefabricated top plate, a hanging ring butt joint hole arranged at the corner of the prefabricated top plate and connected with a wall body, an anchor bar embedded in a reserved steel plate position inside the prefabricated top plate and a steel plate arranged at the position corresponding to the wall plate.
The waterproof structure comprises a water-stopping expansion strip and a PE rod, wherein the water-stopping expansion strip is positioned at the outer side of the joint of two adjacent walls and the inner side of the joint of the wall and the prefabricated top plate, and the PE rod is positioned at the outer side of the joint of the wall and the prefabricated top plate.
The connecting structure comprises an embedded sleeve arranged in two adjacent walls, a screw rod in threaded connection with the embedded sleeve, steel bars arranged in the walls and allowing the screw rod to pass through, a nut arranged at the end part of the screw rod and in threaded connection with the screw rod, and a steel plate arranged at the upper part of the nut.
A multi-layer concrete assembled box house capable of being repeatedly and freely assembled, comprising the following steps: step 1: constructing a strip foundation under a wall on site; step 2: the construction factory produces all the prefabricated reinforced concrete components; the vertical prefabricated part is plastered and decorated; prefabricating a bottom plate to finish a ground surface layer and a tile; step 3: after the components enter the field, the vertical prefabricated components are hoisted to corresponding positions, the vertical prefabricated components are supported, the stability of the wall is guaranteed, the vertical prefabricated components are connected by bolts with the diameter of 25, the two vertical prefabricated components are plugged by water-stopping expansion strips, and the waterproof effect is achieved while the appearance of the building is smooth and attractive. After the vertical prefabricated parts are installed in place, 6 walls are integrally formed through bolting. In order to prevent damage in the transportation process of the vertical prefabricated part and influence on field use, angle steel is pre-embedded at the corner of the vertical prefabricated part, and the angle steel is welded into a whole in a welding mode after assembly is completed, so that field construction efficiency is improved; step 4: the bottom plate is arranged on the lug at the bottom of the vertical prefabricated part, the bottom plate and the vertical prefabricated part form a whole, the whole stability of the structure is ensured, the surface layer and the floor tile can be directly decorated in factories, and the operation of a construction site is reduced; step 5: a hanging ring pre-embedded at the top of the vertical prefabricated part penetrates through a corresponding part of the top plate to reserve a hanging ring butt joint hole; step 6: sealing between the vertical prefabricated part and the top plate by using a water-stopping expansion bar and a PE rod after hoisting is completed, so that the waterproof and airtight effects are achieved; step 7: after all the prefabricated roof plates are assembled, waterproof layers are arranged on the prefabricated roof plates, hanging rings embedded in the tops of the vertical prefabricated members penetrate through the roof plates and are reserved in the building surface layers, and the using functions of heat preservation, water prevention and the like of the roof are not affected. Step 8: the steps are repeated to realize the multi-layer concrete assembled box-type house with the free assembly of 3x6 size, and the free assembly of 6x6m or 3x12m,6x9m and other specifications is realized through the rotation of the top plate and the assembly of two front and rear walls.
Has the positive beneficial effects that: the invention is free to assemble, is suitable for houses with various specifications, and has low cost; the concrete structure is adopted, so that the prefabrication rate and the standardization degree are high, the durability is good, and the energy conservation and the environmental protection are realized; the turnover rate and the safety performance are improved, and the transportation is convenient; the service life is prolonged, and the application range is wide.
FIG. 1 is a schematic view of a prefabricated front wall structure according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a right side view of FIG. 1;
FIG. 4 is a schematic view of a prefabricated side wall structure of the present invention, (a) is a plan view of a repeatedly and freely assembled multi-layer concrete assembled box-type house side wall structure, and (b) is a reinforcement drawing of a repeatedly and freely assembled multi-layer concrete assembled box-type house;
FIG. 5 is a top view of FIG. 4;
FIG. 6 is a right side view of FIG. 4;
FIG. 7 is a schematic view of a prefabricated back wall structure according to the present invention;
FIG. 8 is a top view of FIG. 7;
FIG. 9 is a right side view of FIG. 7;
FIG. 10 is a schematic view of a prefabricated floor structure of the present invention;
FIG. 11 is a right side view of FIG. 10;
FIG. 12 is a schematic view of a prefabricated roof structure of the present invention;
FIG. 13 is a right side view of FIG. 12;
FIG. 14 is a schematic view of a waterproof structure of the present invention, (a) a layer of a repeatable and freely assembled multi-layer concrete assembled box-type house waterproof structure, (b) two layers of repeatable and freely assembled multi-layer concrete assembled box-type house waterproof structures;
FIG. 15 is a schematic view of a connection structure according to the present invention, (a) is a plan view of the connection structure, and (b) is a three-dimensional view of the connection structure;
fig. 16 is a schematic view of the free-assembled multi-layer concrete assembled box house according to the present invention, (a) a plan view of the free-assembled multi-layer concrete assembled box house of the first usage function and the free-assembled multi-layer concrete assembled box house of the second usage function, and (b) a three-dimensional view of the free-assembled multi-layer concrete assembled box house of the first usage function and the free-assembled multi-layer concrete assembled box house of the second usage function.
The figure is: prefabricated front wall structure 1, prefabricated side wall structure 2, prefabricated rear wall structure 3, prefabricated bottom plate structure 4, prefabricated top plate structure 5, waterproof structure 6, connection structure 7, free assembly structure 8, front wall 11, first window opening 12, door opening 13, line pipe 14, first hand hole 15, line box 16, first lug 17, first pre-embedded inner wire 18, first pre-embedded hanging ring 19, side wall 21, second lug 22, second pre-embedded inner wire 23, second pre-embedded hanging ring 24, rear wall 31, second window opening 32, second line box 33, second line pipe 34, second hand hole 35, air-conditioning preformed hole 36, third lug 37, third pre-embedded inner wire 38, third pre-embedded hanging ring 39, bottom plate 41, pressing groove 42, top plate 51, third box 52, line pipe 53, third hand hole 54, butt joint hole 55, water-stop expansion strip 61, PE rod 62, wrap angle steel 63, anchor rib 64, steel plate 65, anchor rib 66, pre-embedded sleeve 71, nut 72, screw 73, steel plate 74, 75, steel plate for hanging ring 74, first functional board 81, second functional board for use of house 82.
Description of the embodiments
The invention is further described below with reference to the drawings and examples.
Example 1
The utility model provides a can repeat multilayer concrete assembled box room of free assembly, including being located prefabricated roof structure 5 and prefabricated bottom plate structure 4 of top and bottom, be connected through connection structure 7 with the lower surface of prefabricated roof structure 5 and the upper surface of prefabricated bottom plate structure 4, prefabricated back wall structure 3, be located prefabricated back wall structure 1 and prefabricated back wall structure 3 left and right sides's prefabricated side wall structure 2, prefabricated back wall structure 3, prefabricated back wall structure 1 and prefabricated side wall structure 2 assemble through connection structure 7 according to the user demand, and be used for prefabricated roof structure 1 through waterproof structure 6, prefabricated back wall structure 3, prefabricated back wall structure 1 and prefabricated side wall structure 2 junction waterproof, adopt diameter 25 mm's screw rod to connect between each prefabricated structure, utilize the stagnant water expansion strip shutoff between adjacent prefabricated side wall structure 2 and prefabricated back wall structure 1, prefabricated side wall structure 2 and the prefabricated back wall structure 3, make building outward appearance level and beautiful when playing waterproof effect. After the prefabricated front wall structure 1, the prefabricated rear wall structure 3 and the prefabricated side wall structure 2 are installed in place, 6 walls are formed into a whole through bolt connection. In order to prevent damage from being caused in the transportation process of the prefabricated front wall structure 1, the prefabricated rear wall structure 3 and the prefabricated side wall structure 2 and influence on field use, angle steel is pre-buried at the corners of the prefabricated front wall structure 1, the prefabricated rear wall structure 3 and the prefabricated side wall structure 2, and the angle steel is welded into a whole in a welding mode after assembly is completed, so that field construction efficiency is improved; the box-type house can be dismantled when no longer used and transported to the next use place for assembly and use.
As shown in fig. 1 to 3, the prefabricated front wall structure 1 includes a front wall 11, a first window hole 12 and a door opening 13 located on the front wall 11, a line pipe 14 located inside the front wall 11, a first hand hole 15 and a first line box 16 located at the top and bottom of the line pipe 14, a first picking lug 17 located at the bottom of the front wall 11, and a first pre-buried inner wire 18 located at the top and bottom of the front wall 11 and used for fixedly connecting the front wall 11 with the prefabricated top plate structure 5, a first pre-buried hanging ring 19 located inside the front wall and used for hanging the prefabricated front wall structure 1, a wrap angle steel 63 is arranged at the inner corners of the top and bottom of the front wall, and pre-buried anchor bars 64 are arranged along the length direction of the angle steel to prevent damage in the transportation process of the front wall. The door and window size, the wire box 15 position and the first hand hole 16 size are adjusted according to the room function, and the design flexibility is high.
As shown in fig. 4 to 6, (a) is a plan view of a multi-layer concrete assembled box-type house side wall structure capable of being repeatedly and freely assembled, and (b) is a multi-layer concrete assembled box-type house reinforcement graph capable of being repeatedly and freely assembled, the prefabricated side wall structure 2 comprises a side wall 21 and second lugs 22 positioned at the bottom of the side wall 21, second embedded inner wires 23 positioned at the top and the bottom of the side wall 21, the second lugs are used for supporting a prefabricated bottom plate, the second embedded inner wires 23 are in threaded connection with bolts and are used for fixedly connecting the side wall 21 with a top plate and the bottom plate, second embedded hanging rings 24 in the side wall are used for hanging the prefabricated side wall structure 2, wrap angle steel 63 is arranged at inner side corners positioned at the top and the bottom of the side wall, and anchor bars 64 are embedded along the length direction of the angle steel, so that damage is prevented in the transportation process of the side wall structure. The side wall 21 includes upper and lower hidden beams 2a and hidden columns 2b, and the reinforcing bars in the side wall 21 are as follows: the two sides and the middle part of the wall body are provided with through long columns, and 6 12 steel bars (the section is 120mmx300 mm); b, arranging 4 12 steel bars (the section is 120mmx200 mm) on the upper beam and the lower beam; c, arranging a double-layer 4 cold-drawn steel bar net sheet in the wall; d, arranging an overhanging 160mm of a lifting ring, and burying the lifting ring into concrete to be welded or bound with a main column rib; and 5# angle steel (50 mmx50mmx3 mm) is added to the outer side of the e wall bottom.
As shown in fig. 7 to 9, the prefabricated back wall structure 3 includes a back wall 31, a second window hole 32 located on the back wall 31, a second wire box 33 located on the back wall 31, a second wire pipe 34 located on the back wall 31, a second hand hole 35 located on the back wall 31, an air conditioner reserved hole 36 located on the back wall 31, a third lug 37 located on the bottom plate of the back wall, and a third pre-buried inner wire 38 located at the top and bottom of the side wall, for fixedly connecting the front wall with the prefabricated top plate structure, a second pre-buried hanging ring 39 inside the side wall, for hanging the prefabricated back wall structure, and a wrap angle steel 63 arranged at the inner corners of the top and bottom of the back wall, and pre-buried anchor bars 64 along the length direction of the angle steel, so as to prevent damage in the transportation process of the back wall. The thickness of the rear wall body is 100mm, the third lug is used for supporting the prefabricated bottom plate, and connecting pieces are reserved at the upper end and the lower end of the rear wall body and used for fixedly connecting the top plate and the bottom plate with the rear wall body.
As shown in fig. 10 to 13, the prefabricated bottom plate structure 4 includes a bottom plate 41 and a pressing groove 42 located around the bottom plate 41, the prefabricated top plate 5 structure includes a top plate 51, a third wire box 52 located on the top plate 51, a third wire pipe 53 and a third hand hole 54 located at the end of the third wire box 52, a hanging ring butt joint hole 55 located at the corner of the prefabricated top plate 51 and connected with a wall, an anchor rib 64 pre-buried at a reserved steel plate inside the prefabricated top plate 51, and a steel plate 65 located at the position corresponding to the wallboard at the edge of the prefabricated top plate 51. The third wire pipe 53 and the pressing groove 42 are accurately pre-buried in the corresponding vertical prefabricated components and the prefabricated top plate 51 and the prefabricated bottom plate 41, secondary slotting of main stressed components is reduced, the service life of the components is prolonged, the site construction efficiency is improved, the construction cost is reduced, the attractiveness and the comfort level of a room are improved, and the pre-buried hanging rings at the tops of the prefabricated front wall structure 1, the prefabricated rear wall structure 3 and the prefabricated side wall structure 2 penetrate through corresponding parts of the top plate to reserve hanging ring butt joint holes, so that the hanging rings and the butt joint holes are fixed; the bottom plate 41 is arranged on the bottom lugs of the prefabricated front wall structure 1, the prefabricated rear wall structure 3 and the prefabricated side wall structure 2, and the bottom plate and the vertical prefabricated components form a whole, so that the whole stability of the structure is ensured, the surface layer and the floor tile can be directly finished in factories, and the operation of a construction site is reduced.
As shown in fig. 14, (a) is a multi-layer concrete assembled box-type house waterproof structure capable of being repeatedly and freely assembled, and (b) is a multi-layer concrete assembled box-type house waterproof structure capable of being repeatedly and freely assembled, the waterproof structure 6 comprises a water-stopping expansion strip 61 and a PE rod 62, the water-stopping expansion strip 61 is positioned at the joint of a prefabricated wall body and a prefabricated top plate, the PE rod 62 is positioned at the outer side of the joint of two adjacent wall bodies, the outer sides of the adjacent prefabricated side wall structures 2 and the prefabricated front wall structure 1, the prefabricated side wall structures 2 and the prefabricated rear wall structure 3 are plugged by the water-stopping expansion strip 61, the waterproof effect is achieved, the appearance of the building is smooth and attractive, and the inner sides of the front wall structure 1, the prefabricated side wall structures 2 and the prefabricated rear wall structure 3 and the prefabricated top plate 51 are sealed by the water-stopping expansion strip 61 and the outer side of the PE rod 62.
As shown in fig. 15, (a) is a plan view of a connection structure, and (b) is a three-dimensional view of a connection structure, the connection structure 7 comprises an embedded sleeve 71 positioned in two adjacent walls, a screw 73 in threaded connection with the embedded sleeve 71, a reinforcing steel bar 74 positioned in the wall and penetrated by the screw 73, a nut 72 positioned at the end part of the screw 73 and in threaded connection with the screw 73, steel plates 75 positioned at the upper part of the nut, two reinforcing steel bars 74 are fixedly connected at the two ends of the embedded sleeve 71 respectively, vertical prefabricated members are connected by the screw 73, and are finally screwed by the nut 72, so that the prefabricated wall is convenient to disassemble and assemble, and the disassembly efficiency and recycling efficiency of the prefabricated wall are improved due to the arrangement of the connection structure 7.
As shown in fig. 16, (a) is a plan view of a free-assembled multi-layer concrete assembled box house of a first usage function, a free-assembled multi-layer concrete assembled box house of a second usage function, and (b) is a three-dimensional view of a free-assembled multi-layer concrete assembled box house of a first usage function, a free-assembled multi-layer concrete assembled box house of a second usage function, a free-assembled multi-layer concrete assembled box house 81 of a free-assembled usage function, a free-assembled multi-layer concrete assembled box house 82 of a second usage function.
Example 2
A construction method of a multi-layer concrete assembled box house capable of being repeatedly and freely assembled comprises the following steps:
step 1: and constructing a strip foundation under the wall on site.
Step 2: the construction factory produces all the prefabricated reinforced concrete components; the vertical prefabricated part is plastered and decorated; prefabricating a bottom plate structure to finish a ground surface layer and tiles; the prefabricated parts comprise vertical prefabricated parts and horizontal prefabricated parts, the horizontal prefabricated parts comprise a prefabricated top plate structure and a prefabricated bottom plate structure, the prefabricated top plate structure comprises a top plate, the thickness and the reinforcement are shown in table 1, 2 reinforcing steel bars with the diameter of 12 are arranged at the lifting point part along the short direction, equipment pipelines and the like are pre-buried in place, and lifting ring butt joint holes are reserved at corresponding positions of lifting rings at the top of the prefabricated vertical parts and used for connecting the top plate and the vertical prefabricated parts; the prefabricated base plate structure comprises a base plate, wherein the thickness and reinforcement are shown in Table 1, 2 12 reinforcing steel bars are arranged at the lifting point along the short direction, and 20x20mm pressing grooves are reserved at the bottom of the base plate and used for laying lines. The bottom plate and the vertical component form a whole, so that the overall stability of the structure is ensured, the surface layer of the bottom plate can be directly decorated in factories, and the operation of a construction site is reduced. In the construction process, the prefabricated bottom plate is placed on the lug at the bottom of the vertical component, so that the effect of moisture resistance can be achieved to a certain extent; the vertical prefabricated component comprises a prefabricated side wall structure, a prefabricated front wall structure and a prefabricated rear wall structure, wherein the prefabricated front wall structure comprises a front wall body, the thickness of the front wall body is 100mm, and the prefabricated front wall body comprises a door, a window and reserved equipment pipelines; connecting pieces are reserved at the upper end and the lower end of the wall body, lugs for supporting the prefabricated bottom plates are reserved at the bottom of the wall body, and angle steel is pre-buried at the corners. The prefabricated reinforced concrete wall can adjust the size of a door and a window, the position of a wire box and the size of a hand hole according to the room function, and the design flexibility of the component is high; the prefabricated back wall structure comprises a back wall body, wherein the thickness of the back wall body is 100mm, holes are reserved mainly for window holes, air-conditioning sockets and air-conditioning, connecting pieces are reserved at the upper end and the lower end of the back wall body, lugs for supporting a prefabricated bottom plate are reserved at the bottom of the back wall body, and angle steel is pre-buried at the corners. The prefabricated reinforced concrete wall can adjust the size of a window hole, the position of a wire box and the size of a hand hole according to the room function; the prefabricated side wall structure comprises a side wall body, wherein the side wall body comprises an upper hidden beam, a lower hidden beam and a middle hidden column. Connecting pieces are reserved at the upper end and the lower end of the side wall body, lugs for supporting the prefabricated bottom plate are reserved at the bottom of the side wall body, and angle steel is pre-buried at the corners.
The prefabricated reinforced concrete side wall steel bar comprises: a, arranging through long columns on two sides and the middle of the side wall body, and 6 12 steel bars (the section is 120mmx300 mm); b, arranging 4 12 steel bars (the section is 120mmx200 mm) on the upper beam and the lower beam; c, arranging a double-layer 4 cold-drawn steel bar net sheet in the side wall body; d, the hanging ring extends outwards for 160mm, and the hanging ring is buried in concrete and welded or bound with the main column rib; and 5# angle steel (50 mmx50mmx3 mm) is added to the outer side of the bottom of the e-side wall body.
Step 3: after the components enter the field, the vertical prefabricated components are hoisted to corresponding positions, the vertical prefabricated components are supported, the stability of the wall is guaranteed, the vertical prefabricated components are connected by bolts with the diameter of 25mm, the two vertical prefabricated components are plugged by water-stopping expansion strips, and the waterproof effect is achieved while the appearance of the building is smooth and attractive. After the vertical prefabricated parts are installed in place, 6 walls are integrally formed through bolting. In order to prevent damage in the transportation process of the vertical prefabricated part from affecting field use, angle steel is pre-embedded at the corner of the vertical prefabricated part, and the angle steel is welded into a whole in a welding mode after assembly is completed, so that field construction efficiency is improved; the inner wire of the sleeve is embedded in the vertical prefabricated part on one side, a reinforcing steel bar with the diameter of 12mm is embedded in the vertical prefabricated part on the other side on the upper side and the lower side of the embedded sleeve respectively, then the vertical prefabricated parts are connected by a screw rod, and finally the vertical prefabricated parts are screwed by nuts. Wherein the embedded reinforcing steel bars with the diameter of 12mm play a part in locally reinforcing the wall connection part. The two walls are plugged by using the water-stopping expansion strip, so that the building appearance is smooth and beautiful while the waterproof effect is achieved.
Step 4: the bottom plate is arranged on the lug at the bottom of the vertical prefabricated part, the bottom plate and the vertical prefabricated part form a whole, the whole stability of the structure is ensured, the surface layer and the floor tile can be directly decorated in factories, and the operation of a construction site is reduced.
Step 5: a hanging ring pre-embedded at the top of the vertical prefabricated part penetrates through a hanging ring butt joint hole reserved at the corresponding part of the top plate; the embedded mode of the connection part of the vertical prefabricated part and the top plate is as follows: an anchor bar is arranged on the inner side of the vertical prefabricated part along the length of the angle steel, and the pre-buried angle steel is reliably connected with the anchor bar; and steel plates embedded in the corresponding mode of the top plate are welded, so that the integrity and stability of the upper wall body and the lower wall body and the top plate are ensured. When two layers or three layers are connected, a hanging ring butt joint hole is reserved at the bottom of the upper layer vertical prefabricated part so as to place the hanging ring in the wall body. And sealing treatment is carried out on the joint position of the vertical prefabricated part and the top plate and the rabbet arranged at the edge part by adopting a water stop expansion bar and a rear plug PE rod.
Step 6: after the hoisting is completed, the vertical prefabricated part and the top plate are sealed by using a water-stopping expansion bar and a PE rod, so that the waterproof and airtight effects are achieved.
Step 7: after all the prefabricated roof plates are assembled, waterproof layers are arranged on the prefabricated roof plates, hanging rings embedded in the tops of the vertical prefabricated members penetrate through the roof plates and are reserved in the building surface layers, and the using functions of heat preservation, water prevention and the like of the roof are not affected.
Step 8: the steps are repeated to realize the multi-layer concrete assembled box-type house with the free assembly of 3x6 size, and the free assembly of 6x6m or 3x12m,6x9m and other specifications is realized through the rotation of the top plate and the assembly of two front and rear walls.
The multi-layer concrete assembled box house capable of being repeatedly and freely assembled is already used in the high and new hospitals (first-stage) construction project department of Zhengzhou city central hospitals, the comprehensive cost is lower than that of a steel structure container, the effect is good,
during design, the floor and the side wall can be calculated according to the following formula:
base plate thickness and reinforcement table 1
Note that: the bending moment calculation formula is as follows according to the least adverse condition of the one-way plate: m=ql 2 /8
q- -load (kN/m)
l-span (m)
When the double-layer bidirectional reinforcement is carried out, the reinforcement is calculated as follows: as=m/(h) 0 -a s )fy
M- -mid-span bending moment (kN. M)
h 0 -effective height (mm)
a s Distance (mm) from the point of resultant force of the pressed reinforcement to the pressed edge
f y Reinforcing steel bar design strength value (MPa)
The horizontal load of the side wall is valued according to the local 50-year wind load. Detailed view and the reinforcing bars in the materials are suitable for wind pressure not more than 0.6kN/m 2 When the wind pressure is greater than 0.6, rechecking is performed by referring to the floor calculation formula.
The invention is free to assemble, is suitable for houses with various specifications, and has low cost; the concrete structure is adopted, so that the prefabrication rate and the standardization degree are high, the durability is good, and the energy conservation and the environmental protection are realized; the turnover rate and the safety performance are improved, and the transportation is convenient; the service life is prolonged, and the application range is wide.
Claims (8)
1. A can repeat free assembled multilayer concrete assembled box house which characterized in that: including being located prefabricated roof structure and the prefabricated bottom plate structure of top and bottom, the prefabricated front wall structure that passes through connection structure with the lower surface of prefabricated roof structure and the upper surface of prefabricated bottom plate structure, prefabricated back wall structure, be located prefabricated front wall structure and prefabricated back wall structure left and right sides's prefabricated side wall structure, prefabricated back wall structure, prefabricated front wall structure and prefabricated side wall structure assemble through connection structure according to the user demand to be used for prefabricated roof structure and prefabricated bottom plate structure, prefabricated back wall structure, prefabricated front wall structure and prefabricated side wall structure junction waterproof through waterproof structure.
2. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the prefabricated front wall structure comprises a front wall body, a first window opening and a door opening which are positioned on the front wall body, a line pipe which is positioned on the inner side of the front wall body, a line box and a first hand hole which are positioned on the line pipe, and a first lug which is positioned at the bottom of the front wall body, wherein the top and the bottom of the front wall body are provided with first embedded inner wires which are used for fixedly connecting the front wall body with a prefabricated top plate structure, the first embedded hanging ring which is arranged in the front wall body is used for hanging the prefabricated front wall structure, wrap angle steel is arranged at the inner side corners which are positioned at the top and the bottom of the front wall body, and anchor bars which are embedded along the length direction of the angle steel are used for preventing the front wall body from being damaged in the transportation process.
3. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the prefabricated side wall structure comprises a side wall body, a second lug arranged at the bottom of the side wall body, and a second embedded inner wire arranged at the top and the bottom of the side wall body, wherein the second embedded inner wire is used for fixedly connecting the front wall body with the prefabricated top plate structure, the second embedded hanging ring arranged inside the side wall body is used for hanging the prefabricated side wall structure, wrap angle steel is arranged at the inner side corners of the top and the bottom of the side wall body, and anchor bars are embedded along the length direction of the angle steel to prevent damage in the transportation process of the side wall structure.
4. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the prefabricated back wall structure comprises a back wall body, a second window hole positioned on the back wall body, a second wire box positioned on the back wall body, a second wire tube positioned on the wire box, a second hand hole positioned at the end part of the second wire tube, an air conditioner hole positioned on the back wall body, a third lug positioned on a bottom plate of the back wall body, and a third embedded inner wire positioned at the top and the bottom of the side wall body, wherein the third embedded inner wire is used for fixedly connecting the front wall body with a prefabricated top plate structure, a second embedded hanging ring is arranged in the side wall body and used for hanging the prefabricated back wall structure, wrap angle steel is arranged at the inner corners of the top and the bottom of the back wall body, and anchor bars are embedded along the length direction of the angle steel to prevent damage in the transportation process of the back wall body.
5. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the prefabricated bottom plate structure comprises a bottom plate and pressing grooves formed in the periphery of the bottom plate, the prefabricated top plate structure comprises a top plate, a third wire box arranged on the top plate, a third wire tube arranged at the lower end of the third wire box, a third hand hole arranged at the bottom of the wire tube on the top plate, a hanging ring butt joint hole arranged at the corner of the prefabricated top plate and connected with a wall body, an anchor bar embedded in a reserved steel plate position inside the prefabricated top plate and a steel plate arranged at the position corresponding to the wall plate.
6. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the waterproof structure comprises a water-stopping expansion strip and a PE rod, wherein the water-stopping expansion strip is positioned at the outer side of the joint of two adjacent walls and the inner side of the joint of the wall and the prefabricated top plate, and the PE rod is positioned at the outer side of the joint of the wall and the prefabricated top plate.
7. The repeatable free-assembled multi-layer concrete assembled box house of claim 1, wherein: the connecting structure comprises an embedded sleeve arranged in two adjacent walls, a screw rod in threaded connection with the embedded sleeve, steel bars arranged in the walls and allowing the screw rod to pass through, a nut arranged at the end part of the screw rod and in threaded connection with the screw rod, and a steel plate arranged on the upper part of the nut.
8. A construction method of a multi-layer concrete assembled box house capable of being repeatedly and freely assembled is characterized by comprising the following steps of: the method comprises the following steps: step 1: constructing a strip foundation under a wall on site; step 2: the construction factory produces all the prefabricated reinforced concrete components; the vertical prefabricated part is plastered and decorated; prefabricating a bottom plate to finish a ground surface layer and a tile; step 3: after the components enter the field, the vertical prefabricated components are hoisted to corresponding positions, support is made, the stability of the wall is guaranteed, the vertical prefabricated components are connected through bolts, the two vertical prefabricated components are plugged through a water-stopping expansion strip, and the waterproof effect is achieved, and meanwhile the appearance of the building is smooth and attractive; after the vertical prefabricated parts are installed in place, 6 walls are integrally formed through bolting; in order to prevent damage in the transportation process of the vertical prefabricated part and influence on field use, angle steel is pre-embedded at the corner of the vertical prefabricated part, and the angle steel is welded into a whole in a welding mode after assembly is completed, so that field construction efficiency is improved; step 4: the bottom plate is arranged on the lug at the bottom of the vertical prefabricated part, the bottom plate and the vertical prefabricated part form a whole, the whole stability of the structure is ensured, the surface layer and the floor tile can be directly decorated in factories, and the operation of a construction site is reduced; step 5: a hanging ring pre-embedded at the top of the vertical prefabricated part penetrates through a corresponding part of the top plate to reserve a hanging ring butt joint hole; step 6: sealing between the vertical prefabricated part and the top plate by using a water-stopping expansion bar and a PE rod after hoisting is completed, so that the waterproof and airtight effects are achieved; step 7: after all the prefabricated roof plates are assembled, a waterproof layer is arranged on the prefabricated roof plates, hanging rings pre-buried at the tops of the vertical prefabricated members penetrate through the roof plates and are reserved in the building surface layers, and the use functions of heat preservation and waterproof of the roof are not affected; step 8: the steps are repeated to realize the multi-layer concrete assembled box-type house with the free assembly of 3x6 size, and the free assembly of 6x6m or 3x12m,6x9m and other specifications is realized through the rotation of the top plate and the assembly of two front and rear walls.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211483254.4A CN116591309A (en) | 2022-11-24 | 2022-11-24 | Multi-layer concrete assembled box house capable of being repeatedly and freely assembled and construction method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211483254.4A CN116591309A (en) | 2022-11-24 | 2022-11-24 | Multi-layer concrete assembled box house capable of being repeatedly and freely assembled and construction method thereof |
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| CN116591309A true CN116591309A (en) | 2023-08-15 |
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| CN (1) | CN116591309A (en) |
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