CN112663788B - Assembled rapid construction method - Google Patents
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- CN112663788B CN112663788B CN202110007855.7A CN202110007855A CN112663788B CN 112663788 B CN112663788 B CN 112663788B CN 202110007855 A CN202110007855 A CN 202110007855A CN 112663788 B CN112663788 B CN 112663788B
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Abstract
The invention discloses an assembly type rapid construction method, which comprises the following steps: step S1, installing the layer of prefabricated column, wherein the upper end of the layer of prefabricated column is provided with an expansion table, and the expansion table is provided with a first male plug and a second male plug; step S2, mounting the layer of precast beam, placing two ends of the layer of precast beam on the expansion platform, arranging first bulges at two ends of the layer of precast beam, arranging first female ports on the first bulges, and pre-fixing the layer of precast beam on the layer of precast column through the first male plugs and the first female ports; step S3: installing an upper-layer prefabricated column, wherein the upper-layer prefabricated column is vertically aligned above the local-layer prefabricated column, a matching table is arranged at the lower end of the upper-layer prefabricated column, a second female port is formed in the matching table, and the upper-layer prefabricated column is installed on the local-layer prefabricated column through the matching of a second male plug and the second female port; step S4: and repeating the steps of S2 and S3 to complete the construction of the building frame.
Description
Technical Field
The invention relates to the field of fabricated buildings, in particular to a fabricated rapid construction method.
Background
Buildings assembled from prefabricated parts at the site are called fabricated buildings. The prefabricated member is divided into five types, namely block building, plate building, box building, skeleton plate building, rising-plate rising-floor building and the like according to the form and construction method of the prefabricated member, the assembly type building is planned to be comprehensively popularized from the whole nation in 2016, breakthrough progress is achieved, a large number of building parts of the assembly type building are produced and processed by workshops, and the types of the prefabricated member mainly comprise: prefabricated wallboard, prefabricated plate are also called superimposed sheet, balcony, air conditioner board, stair, precast beam, prefabricated post etc. on-the-spot a large amount of assembly jobs, than original cast-in-place operation significantly reduce, adopt building, decoration integrated design, construction, the ideal condition is that the decoration can be gone on along with main part construction in step, the standardization of design and the informationization of management, the more standard of component, production efficiency is higher, corresponding component cost will descend, the digital management of cooperation mill, the cost performance of whole assembly type building can be higher and higher, accord with the requirement of green building, the carbon emission has been reduced.
In the existing fabricated building, after the prefabricated column and the prefabricated beam or the prefabricated wall are built, the built node needs to be subjected to cement pouring so as to completely fix the prefabricated column and the prefabricated beam or the prefabricated wall, in the cement pouring process, construction of the previous layer of building cannot be carried out, construction can be continued only after cement is completely solidified, and the construction speed is influenced relatively.
Disclosure of Invention
The present invention is directed to solving at least one of the problems of the prior art. Therefore, the invention provides an assembly type rapid construction method which can be used for rapidly fixing the building nodes, constructing the superstructure after the building nodes are fixed, and improving the construction speed.
The technical scheme adopted by the embodiment of the invention is as follows: an assembled rapid construction method, comprising: step S1, installing the layer of prefabricated column, wherein the upper end of the layer of prefabricated column is provided with an expansion platform, and the expansion platform is provided with a first male plug and a second male plug; step S2, mounting the layer of precast beam, placing two ends of the layer of precast beam on the expansion platform, arranging first bulges at two ends of the layer of precast beam, arranging first female ports on the first bulges, and fixing the first male plugs and the first female ports through first fasteners so as to pre-fix the layer of precast beam on the layer of precast column; step S3: installing an upper-layer prefabricated column, wherein the upper-layer prefabricated column is vertically aligned above the local-layer prefabricated column, a matching table is arranged at the lower end of the upper-layer prefabricated column, a second female opening is formed in the matching table, and a second male plug and the second female opening are fixed through a second fastener so as to install the upper-layer prefabricated column on the local-layer prefabricated column; step S4: and repeating the steps of S2 and S3 to complete the construction of the building frame.
The assembly type rapid construction method provided by the embodiment of the invention at least has the following beneficial effects:
1. the first male plug and the first female port are fixed through the first fastener, so that the prefabricated column and the upper prefabricated column are pre-fixed, and then the second male plug and the second female port are fixed through the second fastener, so that the prefabricated column and the prefabricated beam are pre-fixed, the building node is completely fixed before pouring, the building node does not need to be fixed by waiting for solidification of concrete, the construction of the next layer of building can be directly started after the pre-fixing is finished, and the construction is quicker;
2. the framework of the prefabricated member is directly manufactured in a factory, poured and molded, and then transported to a construction site, so that the defect of large field wet operation amount of the cast-in-place column is overcome, the construction field environment is improved, and the pollution and construction disturbance phenomena are reduced;
3. the problems of large template consumption, more temporary supports, large field labor consumption and the like caused by layer-by-layer formwork support, reinforcement binding and concrete pouring in a cast-in-place construction field are solved, the problem of disordered construction fields is avoided, the time of a key line is shortened, the construction period is shortened, and the financial cost is reduced;
4. through the industrial production, the production environment is stable, the inspection is strictly carried out according to the standard, the product strength is high, the quality is ensured, and the phenomenon of common quality problems generated by the traditional cast-in-place construction process is avoided;
5. under the condition that the strength of the prefabricated column is not influenced, the prefabricated column is fixedly connected on the periphery, and when the peripheral fixed connecting devices are used for pouring the nodes, the fixed connecting devices are completely fixed in the poured concrete, so that the secondary reinforcing effect is realized on the connecting nodes, and the strength of the nodes is further improved.
According to some embodiments of the invention, the second male plug is provided with a detachable spacer block, and the spacer block is used for adjusting the distance between the upper layer prefabricated column and the layer of prefabricated column.
According to some embodiments of the invention, step S5: and mounting a precast slab, mounting the precast slab between two precast beams, wherein a plurality of hanging lugs are arranged at two ends of the precast slab, the precast slab is hung on the precast beams through the hanging lugs, a plurality of third female ports are arranged on the hanging lugs, a third male plug is arranged on the precast beams, and the third male plug and the third female ports are fixed through third fasteners so as to pre-fix the precast slab on the precast beams.
According to some embodiments of the invention, in step S6, a prefabricated wall is installed and placed on a prefabricated beam, a plurality of connecting tables are arranged at the bottom of the prefabricated wall, one end of each connecting table is connected with the prefabricated wall, a fourth female opening is formed in the other end of each connecting table, a fourth male plug is arranged on the upper side of the prefabricated beam, and the fourth male plug and the fourth female opening are fixed through a fourth fastener so as to pre-fix the prefabricated wall on the prefabricated beam.
According to some embodiments of the present invention, in step S62, two prefabricated walls are connected to each other through a connecting member, two side surfaces of the prefabricated walls are respectively provided with a first connecting groove and a second connecting groove for installing the connecting member, and the connecting member is installed in the first connecting groove and the second connecting groove; step S63: and filling the abutted seams, and filling concrete between the two prefabricated walls after the connection and installation are finished.
According to some embodiments of the invention, the connector is an "i" steel.
According to some embodiments of the invention, an extended steel bar is arranged between the two connecting platforms, and the extended steel bar extends along the connecting direction of the precast wall and the precast beam.
According to some embodiments of the invention, the protruding rebar is barb-shaped.
According to some embodiments of the invention, step S7: and pouring the connecting nodes, and after the two prefabricated parts are pre-fixed, pouring concrete at the connecting part of the two prefabricated parts.
According to some embodiments of the invention, the first male plug, the second male plug, the third male plug and the fourth male plug are all embedded bolts, and the first female port, the second female port, the third female port and the fourth female port are bolt holes.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a fabricated rapid construction method according to an embodiment of the present invention;
FIG. 2 is a schematic view of a connection node of the fabricated rapid construction method according to the embodiment of the present invention;
FIG. 3 is a schematic diagram of precast slabs and precast beams of the fabricated rapid construction method according to the embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a prefabricated slab of the fabricated rapid construction method according to the embodiment of the present invention;
fig. 5 is a schematic structural view of a prefabricated wall and a prefabricated beam according to the fabricated rapid construction method of the embodiment of the present invention.
Reference numerals:
100-the present layer of prefabricated columns; 110-an extension stand; 111-a first male plug; 112-second male plug; 113-cushion blocks;
200-the layer of precast beam; 210-a first protrusion; 211-a first female port; 220-third male plug; 230-fourth male plug;
300-upper prefabricated columns; 310-mating table; 311-second female port;
400-precast slab; 410-concrete floor; 411-hangers; 4111-a third female port; 412-a first steel bar truss; 413-positioning columns; 420-concrete ceiling; 421-a second steel bar truss; 422-positioning holes; 430-backing plate;
500-prefabricating a wall; 510-a connection station; 511-fourth female port; 520-a first connection groove; 530-a second connection groove; 540-extending the steel bars;
600-connecting piece.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings only for the convenience of description of the present invention and simplification of the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and larger, smaller, larger, etc. are understood as excluding the number, and larger, smaller, inner, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.
In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1, in some embodiments of the present invention, a fabricated rapid construction method includes:
step S1, installing the layer of prefabricated column 100, wherein the upper end of the layer of prefabricated column 100 is provided with an expansion platform 110, and the expansion platform 110 is provided with a first male plug 111 and a second male plug 112;
step S2, installing the layer of precast beam 200, placing two ends of the layer of precast beam 200 on the expansion platform 110, arranging first bulges 210 at two ends of the layer of precast beam 200, arranging first female ports 211 on the first bulges 210, and fixing the first male plugs 111 and the first female ports 211 through first fasteners so as to pre-fix the layer of precast beam 200 on the layer of precast columns 100;
step S3: installing an upper-layer prefabricated column 300, wherein the upper-layer prefabricated column 300 is vertically arranged above the layer of prefabricated column 100 in an aligned mode, a matching table 310 is arranged at the lower end of the upper-layer prefabricated column 300, a second female opening 311 is formed in the matching table 310, and a second male plug 112 and the second female opening 311 are fixed through a second fastener, so that the upper-layer prefabricated column 300 is installed on the layer of prefabricated column 100;
step S4: and repeating the steps of S2 and S3 to complete the construction of the building frame.
Specifically, when a floor frame is built, the precast beam 200 is placed on the upper end surface of the precast column 100, the first male plug 111 and the first female port 211 are fixed through the first fastener, so that the precast beam 200 and the precast column 100 are fixed, after the precast beam 200 is built, the precast column 300 is aligned and installed on the upper end surface of the precast column 100, the second male plug 112 and the second female port 311 are fixed through the second fastener, so that the precast column 100 and the precast column 300 are fixed, so that the fixing of the building frame node is completed, after the fixing, the upper building can be continuously constructed without waiting for concrete solidification, and the construction speed of the building is improved; when superstructure construction, can pour the node simultaneously, with further consolidate the floor node, nevertheless need not to wait for cement to solidify, and when pouring the periphery of node, because the existence of extension platform 110, make the scope of this node bigger than ordinary connected node scope, the extension platform 110 has strengthened the node in other words, make the anti-seismic performance of node itself by further enhancement, its intensity can reach the intensity that even surpasss cast-in-place post node, guaranteed the node security promptly and improved the construction speed of building again.
The framework of the prefabricated member is directly manufactured in a factory, poured and molded and then transported to a construction site, so that the defect of large field wet operation amount of the cast-in-place column is overcome, the construction field environment is improved, and the pollution and construction disturbance phenomena are reduced; the problems of large template consumption, more temporary supports, large field labor consumption and the like caused by layer-by-layer formwork support, reinforcement binding and concrete pouring in a cast-in-place construction field are solved, the problem of disordered construction fields is avoided, the time of a key line is shortened, the construction period is shortened, and the financial cost is reduced; through the industrial production, the production environment is stable, the inspection is strictly carried out according to the standard, the product strength is high, the quality is ensured, and the phenomenon of common quality problems generated by the traditional cast-in-place construction process is avoided; under the condition that the strength of the precast column is not influenced, the precast column is fixedly connected with the periphery of the precast column, when the peripheral fixed connecting device is used for casting the node by concrete, the first fastening piece, the first male plug 111 and the first female port 211, and the second fastening piece, the second male plug 112 and the second female port 311 are completely buried in the cast concrete to form a steel-concrete structure, so that the connecting node has a secondary reinforcing effect, and the strength of the node is further improved.
Referring to fig. 1, in some embodiments of the present invention, a detachable spacer 113 is mounted on the second male plug 112, and the spacer 113 is used to adjust the distance between the upper prefabricated column 300 and the current prefabricated column 100.
Specifically, the cushion block 113 is a nut or a steel plate with a nut hole, and the distance between the upper-layer prefabricated column 300 and the layer of prefabricated column 100 is adjusted by padding the cushion block 113, so that the overall height of the upper-layer prefabricated column 300 is conveniently adjusted, and the accuracy of the upper-layer prefabricated column 300 during installation is higher.
Referring to fig. 1, in some embodiments of the invention, step S5: the prefabricated slab 400 is installed, the prefabricated slab 400 is installed between two prefabricated beams, a plurality of hanging lugs 411 are arranged at two ends of the prefabricated slab 400, the prefabricated slab 400 is hung on the prefabricated beams through the hanging lugs 411, a plurality of third female ports 4111 are arranged on the hanging lugs 411, a third male plug 220 is arranged on the prefabricated beams, and the third male plug 220 and the third female ports 4111 are fixed through third fasteners so as to pre-fix the prefabricated slab 400 on the prefabricated beams.
Specifically, the connection between the precast slab 400 and the precast beam often needs a large number of formwork supports to assist, and the formwork supports need to wait for concrete to solidify, and can be continuously installed upwards after solidification, which greatly affects the construction efficiency.
The precast slab 400 includes a concrete bottom plate 410 and a concrete top plate 420, a first steel bar truss 412 is arranged on the concrete bottom plate 410, a second steel bar truss 421 is arranged on the concrete top plate 420, and the first steel bar truss 412 and the second steel bar truss 421 are distributed in a staggered manner, so that the structure of the precast laminated slab is more reliable.
It is also possible to form the prefabricated panel 400 by casting concrete on the upper side thereof after the concrete bottom panel 410 is installed, or to form the prefabricated panel 400 in one piece by casting in advance through a factory. The periphery of the prefabricated slab 400 is provided with the extended connecting steel bars, so that the connection is more reliable when concrete is poured and fixed on the periphery.
When the prefabricated slab 400 is required to have the embedded pipeline, the prefabricated slab 400 can be directly embedded in the prefabricated slab 400 when being manufactured by a manufacturer.
One end of the hanging lug 411 is fixed on the installation side of the concrete bottom plate 410, and the other end of the hanging lug 411 is parallel to and not lower than the top surface of the concrete bottom plate 410 and extends outwards vertical to the installation side, so that when the hanging lug 411 fixes the concrete bottom plate 410 on the top surface of the precast beam, the concrete bottom plate 410 is hung on the beam, part of the height of the beam is hidden, the clear height of a structural layer is increased, and the structure is more flexibly and attractively arranged; the concrete bottom plate 410 is directly hung on the beam through the connecting device on the hanging lugs 411 and is directly aligned and installed through the connecting device, the steps are simple, the arrangement of the concrete bottom plate 410 is more tidy, and the construction is more convenient and faster.
The concrete top plate 420 has reinforcing bars extending outward perpendicular to the circumferential surfaces thereof on the circumferential surfaces. The concrete top plate 420 can be prefabricated on the concrete bottom plate 410 in advance, or can be installed with the concrete top plate 420 after the concrete bottom plate 410 is assembled, a gap can be left between the concrete bottom plate 410 and the concrete top plate 420 after installation, the gap is further poured in the subsequent process to enhance the connection strength, reinforcing steel bars on the periphery of the concrete top plate 420 can extend into the top surface of the beam, a steel-concrete structure is formed at the same position with the steel structure of the beam, and the connection strength between the concrete top plate 420 and the beam is further enhanced.
The concrete bottom plate 410 is provided with a plurality of positioning columns 413, the positioning columns 413 are uniformly distributed along the edge of the concrete bottom plate 410, the concrete top plate 420 is provided with a plurality of positioning holes 422, and each positioning hole 422 corresponds to each positioning column 413. Through the correspondence of the positioning columns 413 and the positioning holes 422, the installation between the concrete top plate 420 and the concrete bottom plate 410 is more orderly. A detachable backing plate 430 is installed on the positioning column 413, and the backing plate 430 is used for adjusting the height between the concrete top plate 420 and the concrete bottom plate 410. In the manufacturing process of the prefabricated composite slab, the height of the concrete top plate 420 is different, and the adjustment is needed, so as to ensure that the top surfaces of the concrete top plate 420 and the concrete bottom plate 410 are in the same plane, and the height between the concrete top plate 420 and the concrete bottom plate 410 can be adjusted through the backing plate 430, so as to meet the requirement of actual production. And the height of each prefabricated composite slab can be adjusted according to the actual condition, so that the requirement of the actual construction process is met more easily, the prefabricated composite slab can be corrected according to the actual construction condition, and the use is more convenient.
Referring to fig. 1, in some embodiments of the present invention, in step S6, a prefabricated wall 500 is installed, the prefabricated wall 500 is placed on prefabricated beams, a plurality of connection blocks 510 are disposed at the bottom of the prefabricated wall 500, one end of each connection block 510 is connected to the prefabricated wall 500, a fourth female opening 511 is disposed at the other end of each connection block 510, a fourth male plug 230 is disposed at the upper side of the prefabricated beam, and the fourth male plug 230 and the fourth female opening 511 are fixed by a fourth fastener, so that the prefabricated wall 500 is pre-fixed on the prefabricated beams.
Specifically, firstly, the prefabricated wall 500 is hoisted to the prefabricated beam, the fourth male plug 230 and the fourth female port 511 are fixed through the fourth fastener, so as to pre-fix the prefabricated wall 500 on the prefabricated beam, in the embodiment, the fourth fastener is a nut, the fourth male plug 230 is a bolt, the fourth female port 511 is a bolt hole, the prefabricated beam is provided with a bolt corresponding to the bolt hole, after the bolt hole is aligned with the bolt, the prefabricated wall 500 is placed on the prefabricated beam, the prefabricated wall 500 is fixed on the prefabricated beam through the nut, the preliminary installation process of the prefabricated wall 500 is completed, the existing prefabricated wall 500 is supported and fixed through a large number of mold supports, and compared with the erection of the mold supports, the operation of locking bolts is simpler, and the construction is quicker.
The tenon-and-mortise joint can be arranged between the two prefabricated walls 500 in advance, the two prefabricated walls are directly spliced and formed, the two prefabricated walls are oppositely pulled and fixed through bolts after being spliced, and a cavity can be reserved at the joint of the two prefabricated walls so as to facilitate subsequent pouring.
Referring to fig. 1, in some embodiments of the present invention, step S62 is to connect two prefabricated walls 500, the two prefabricated walls 500 are connected by a connecting member 600, two side surfaces of the prefabricated walls 500 are respectively provided with a first connecting groove 520 and a second connecting groove 530 for installing the connecting member 600, and the connecting member 600 is installed in the first connecting groove 520 and the second connecting groove 530; step S63: and filling the abutted seams, and filling concrete between the two prefabricated walls 500 after the connection and installation are finished.
After a prefabricated wall 500 is installed, the connecting members 600 are pre-installed in the second connecting grooves 530 of the prefabricated wall 500, and during the installation of another prefabricated wall 500, the connecting members 600 are installed in alignment with the first connecting grooves 520 of another prefabricated wall 500, and then the position of another prefabricated wall 500 is adjusted by sliding the connecting members 600 in the second connecting grooves 530 of another prefabricated wall 500, so that the bolt holes of another prefabricated wall 500 are aligned with the bolts on the precast girders and locked, thereby completing the installation process of another wall.
By installing the connecting piece 600, the wall joint between the two prefabricated walls 500 can be directly filled without manually binding reinforcing steel bars, and the connecting piece 600 is equivalent to a hidden column inside the wall body after being filled, so that the structural strength is higher, the structural strength between the two prefabricated walls 500 is ensured, and the construction can be rapidly carried out; after the fixing, the two prefabricated walls 500 are connected by the connection member 600, and since the prefabricated walls 500 are completely fixed to other building components, there is an error in the interval between the two prefabricated walls 500, and the error can be eliminated by the movement of the connection member 600 in the first connection groove 520 or the second connection groove 530, so that the construction is more convenient.
One end of the connecting member 600 may also be completely fixed in the first connecting groove 520 or the second connecting groove 530, and may be directly pre-embedded in the first connecting groove 520 or the second connecting groove 530 when prefabricated, or may be directly fixed in the first connecting groove 520 or the second connecting groove 530 through bolts or the like, so that the installation step of the connecting member 600 is omitted, and the construction is faster.
Referring to FIG. 1, in some embodiments of the invention, the connector 600 is "I" shaped. One end of the i-shaped steel is installed in the first coupling groove 520 of one prefabricated wall 500 and the other end is installed in the second coupling groove 530 of the other prefabricated wall 500 and can slide left and right. After the installation is finished, the connecting part is filled with concrete or other materials, so that the two prefabricated walls 500 are tightly connected, the I-shaped steel can be regarded as hidden columns in the prefabricated walls 500 at the moment, the building structure strength is higher, and the connection is more reliable. And through the cooperation of the I-shaped steel with the first connecting groove 520 and the second connecting groove 530, after filling, the formed wall joint has a plurality of rotary joints, so that the sealing performance and the waterproof performance of the wall joint are better. The connecting member 600 may be formed of other material in an "i" shape, and the connecting member 600 may have a shape with two ends larger and a middle smaller by splicing two wedges.
Referring to fig. 1, in some embodiments of the present invention, an extending reinforcement 540 is disposed between two connecting blocks 510, and the extending reinforcement 540 extends along a connecting direction of the precast wall 500 and the precast girders. The extended steel bars 540 are connected with other building components in the subsequent pouring process to form a whole, so that the structural strength is higher, and the use is safer.
Referring to fig. 1, in some embodiments of the invention, the protruding rebars 540 are barb-shaped. Through the design of barb form for the tensile ability that stretches out the steel-concrete structure that forms between reinforcing bar 540 and the concrete is stronger, and the structure is more stable.
Referring to fig. 1, in some embodiments of the invention, step S7: and pouring the connecting nodes, and after the two prefabricated parts are pre-fixed, pouring concrete at the connecting part of the two prefabricated parts. The connecting node can be a connecting point between two prefabricated columns or between a prefabricated column and a prefabricated beam or between a prefabricated beam and a prefabricated plate or between a prefabricated wall and a prefabricated beam or between a prefabricated wall and a prefabricated column, concrete pouring is carried out on the connecting point, so that the connecting node is firmer, and after the assembly is completed, when the node is poured, the construction of the previous layer can be carried out without waiting for the solidification of the node, and the construction speed is greatly improved.
Referring to fig. 1, in some embodiments of the present invention, the first male plug 111, the second male plug 112, the third male plug 220, and the fourth male plug 230 are all pre-embedded bolts, and the first female port 211, the second female port 311, the third female port 4111, and the fourth female port 511 are bolt holes. Bolted connection is more convenient when using, and the operation is simpler, and the bolt is by concrete placement back, forms the steel-concrete structure with the concrete, has improved the intensity of tie point, and simultaneously, the bolt is sealed by the concrete, is favorable to preventing the corrosion of bolt.
The present invention is not limited to the above-described embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications or substitutions are included in the scope defined by the claims of the present application.
Claims (9)
1. An assembled rapid construction method is characterized by comprising the following steps:
step S1, installing a plurality of precast columns (100) on the layer, wherein the upper ends of the precast columns (100) on the layer are provided with expansion tables (110), and the expansion tables (110) are provided with first male plugs (111) and second male plugs (112);
step S2, installing a plurality of precast beams (200) of the layer, wherein each precast beam (200) of the layer is placed between two adjacent precast columns (100) of the layer, the end part of each precast beam (200) of the layer is placed on the expansion platform (110), a first bulge (210) is arranged at the end part of each precast beam (200) of the layer, a first female opening (211) is formed in each first bulge (210), and the first male plug (111) and the first female opening (211) are fixed through first fasteners so as to pre-fix the precast beams (200) of the layer on the precast columns (100) of the layer;
step S3: installing a plurality of upper-layer prefabricated columns (300), wherein each upper-layer prefabricated column (300) is vertically arranged above each local-layer prefabricated column (100) in an aligned mode, a matching table (310) is arranged at the lower end of each upper-layer prefabricated column (300), a second female opening (311) is formed in each matching table (310), and the second male plug (112) and the second female opening (311) are fixed through a second fastener so that the upper-layer prefabricated columns (300) can be installed on the local-layer prefabricated columns (100);
step S4: repeating the steps of S2 and S3 to complete the construction of the building frame;
the second male plug (112) is provided with a detachable cushion block (113), and the cushion block (113) is used for adjusting the distance between the upper-layer prefabricated column (300) and the current-layer prefabricated column (100).
2. The fabricated rapid construction method according to claim 1, wherein: step S5: the prefabricated slab (400) is installed, the prefabricated slab (400) is installed between two prefabricated beams, a plurality of hanging lugs (411) are arranged at two ends of the prefabricated slab (400), the prefabricated slab (400) is hung on the prefabricated beams through the hanging lugs (411), a plurality of third female ports (4111) are arranged on the hanging lugs (411), a third male plug (220) is arranged on the prefabricated beams, and the third male plug (220) and the third female ports (4111) are fixed through a third fastener so as to pre-fix the prefabricated slab (400) on the prefabricated beams.
3. The fabricated rapid construction method according to claim 1, wherein: and S6, installing a prefabricated wall (500), placing the prefabricated wall (500) on a prefabricated beam, arranging a plurality of connecting tables (510) at the bottom of the prefabricated wall (500), connecting one ends of the connecting tables (510) with the prefabricated wall (500), arranging fourth female ports (511) at the other ends of the connecting tables, arranging fourth male plugs (230) at the upper side of the prefabricated beam, and fixing the fourth male plugs (230) and the fourth female ports (511) through fourth fasteners so as to pre-fix the prefabricated wall (500) on the prefabricated beam.
4. The fabricated rapid construction method according to claim 3, wherein: step S62, connecting two prefabricated walls (500), wherein the two prefabricated walls (500) are connected through a connecting piece (600), two side surfaces of the prefabricated walls (500) are respectively provided with a first connecting groove (520) and a second connecting groove (530) for installing the connecting piece (600), and the connecting piece (600) is installed in the first connecting groove (520) and the second connecting groove (530); step S63: and filling the abutted seams, and filling concrete between the two prefabricated wall bodies (500) after the connection and installation are finished.
5. The fabricated rapid construction method according to claim 4, wherein: the connecting piece (600) is I-shaped.
6. The fabricated rapid construction method according to claim 3, wherein: and an extending reinforcing steel bar (540) is arranged between the two connecting tables (510), and the extending reinforcing steel bar (540) extends out along the connecting direction of the prefabricated wall (500) and the prefabricated beam.
7. The fabricated rapid construction method according to claim 6, wherein: the protruding reinforcing bars (540) are in a barb shape.
8. The fabricated rapid construction method according to any one of claims 1 to 3, wherein: step S7: and pouring the connecting nodes, and after the two prefabricated parts are pre-fixed, pouring concrete at the connecting part of the two prefabricated parts.
9. The fabricated rapid construction method according to any one of claims 1 to 7, wherein: the first male plug (111) and the second male plug (112) are both embedded bolts, and the first female port (211) and the second female port (311) are bolt holes.
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