CN207553289U - A kind of assembled steel and concrete frame space modular structure and system - Google Patents

Abstract

A prefabricated steel concrete frame space module structure and system, wherein the space module structure includes a bell jar-shaped five-side space module spliced by four-sided prefabricated walls, shaped steel columns, shaped steel beams, shaped steel longitudinal beams, and one steel-concrete composite floor Structure; the prefabricated wall includes a rectangular wall panel main body and section steel rods detachably connected to both sides of the wall panel main body; the section steel column is detachably connected to two adjacent prefabricated walls; the section steel beam is detachable connected to the top of the horizontal prefabricated wall; the profiled steel longitudinal beam is detachably connected to the top of the longitudinal prefabricated wall; the top of the profiled steel longitudinal beam is connected with shear connectors at intervals along its long axis; the steel-concrete combination The detachable connection between the floor slab and the profiled steel beams and profiled steel longitudinal beams. The utility model solves the technical problems of the existing prefabricated building structure system, such as low assembly rate, poor anti-seismic performance, heavy on-site hoisting workload, and complicated construction of node parts.

Description

A prefabricated steel concrete frame space module structure and system

technical field

The utility model belongs to the field of building structure systems, in particular to an assembled steel concrete frame space module structure and system.

Background technique

According to the construction materials, the building structure forms include: reinforced concrete structure, steel structure, wood structure and composite structure. Reinforced concrete structure is a structural form with a wide range of applications and mature technology in my country; along with energy problems, environmental problems and the disappearance of my country's demographic dividend, high energy consumption, low energy efficiency, large environmental pollution, low recycling rate and labor-intensive cast-in-place Reinforced concrete structural systems are withdrawing from the stage of architectural history. The corresponding prefabricated buildings are being widely promoted as one of the ways to realize the industrialization of buildings; my country's prefabricated buildings are still in the exploratory stage, and the structural system has disadvantages such as low assembly rate, complex node connections, and poor seismic performance. In the construction process of the type structure, each component is hoisted layer by layer, and the heavy workload seriously affects the construction schedule.

The steel structure itself is processed in the whole factory and then assembled on site. It has a high degree of industrialization, and the steel structure also has the advantages of light weight, high strength and good ductility, but at the same time, the steel structure also has poor lateral resistance, fire resistance and durability. A series of shortcomings such as poor sex. Today, my country has become the country with the largest steel output in the world, and there is a serious problem of overcapacity. The overproduction of steel not only affects the country's economic development but also causes waste of resources. How to make rational use of excess steel has become a major national development. one of the strategies.

Utility model content

The utility model proposes a prefabricated steel concrete frame space module structure and system to solve the technical problems of low assembly rate, poor anti-seismic performance, large on-site hoisting workload and complex construction of node parts existing in the prefabricated building structure system .

The technical scheme of the utility model is as follows.

A prefabricated steel concrete frame space module structure, comprising a bell-shaped five-sided space module structure spliced by four-sided prefabricated walls, shaped steel columns, shaped steel beams, shaped steel longitudinal beams, and one steel-concrete composite floor; the prefabricated wall It includes a rectangular wall panel body and profiled steel rods detachably connected to both sides of the wall panel body; the top of the profiled steel rod is flush with the top surface of the wall panel body, and the bottom of the profiled steel rod exceeds the bottom surface of the wall panel body , and the length of the excess part is adapted to the thickness of the steel-concrete composite floor; there are four steel columns, which are respectively arranged at the corners of the prefabricated walls, and each steel column is detachable from two adjacent prefabricated walls. Connection; the top of the steel column exceeds the top of the prefabricated wall, and the length of the excess is greater than the thickness of the steel-concrete composite floor, and the bottom of the steel column is flush with the bottom of the steel rod in the prefabricated wall; There are two profiled steel beams, which are respectively detachably connected to the top of the horizontal prefabricated wall, and the two ends of each profiled steel beam are respectively detachably connected to two horizontally adjacent profiled steel columns; there are two profiled steel longitudinal beams, respectively It is detachably connected to the top of the longitudinal prefabricated wall, and the two ends of each profiled steel longitudinal beam are detachably connected to the longitudinally adjacent two profiled steel columns; Shear connectors; the steel-concrete composite floor is erected on top of two profiled steel beams and two profiled steel longitudinal beams, and is detachably connected to the profiled steel beams and profiled steel longitudinal beams. There are gaps at the positions where the shaped steel columns are set, and the horizontal section of the gap is stepped; The concrete layer on the upper part of the profiled steel plate; the longitudinal edges on both sides of the necked profiled steel plate exceed the longitudinal edges on both sides of the concrete layer, and perforations are arranged at intervals along the longitudinal interval on the protruding part of the profiled steel plate; The shear connectors on the steel longitudinal beams are provided in one-to-one correspondence, and the shear connectors are inserted into the perforations to connect the steel-concrete composite floor with the steel longitudinal beams.

Preferably, on the vertical sides of both ends of the wallboard main body, there are pre-buried connecting ribs along the vertical interval; one end of the connecting rib is anchored in the wallboard main body, and the other end of the connecting rib exceeds the vertical To the side, and the protruding part is provided with threads; the section steel rod includes an H-shaped cross-section steel rod, an upper end plate horizontally connected to the top of the H-shaped cross-section steel rod, and a lower end plate horizontally connected to the bottom of the H-shaped cross-section steel rod ; The flange plate on one side of the H-shaped cross-section steel rod is provided with wall connection holes at intervals along its long axis direction, and the wall connection holes are correspondingly arranged with the connection ribs on the wallboard main body; the connection ribs are correspondingly inserted in the H The wall connection hole on the steel rod with H-shaped cross-section is fixed by a nut or a threaded sleeve; the flange plate on the other side of the H-shaped cross-section steel rod is provided with a column connection at the position corresponding to the wall connection hole. hole.

Preferably, the shaped steel column includes a rectangular steel pipe and a cross-section steel column core inserted in the rectangular steel pipe; the length of the rectangular steel pipe is equal to the cross-section steel column core, and the top of the cross-section steel column core exceeds The top of the rectangular steel pipe, the length of the excess part is 250mm~500mm; the two sides of the steel column connected to the prefabricated wall are vertically spaced with through holes, and the through holes and the columns on the H-shaped cross-section steel rod The connecting holes are arranged correspondingly; the fixed nuts are connected to the inside of the side with through holes on the steel column and the position corresponding to the through holes; the fixed nuts are welded and connected to the inner side of the cross-section steel column core, and The inner diameter is 1-2mm smaller than the diameter of the through hole; the steel column and the prefabricated wall are connected by bolts passing through the connecting hole between the through hole and the column.

Preferably, the shaped steel crossbeam includes an H-shaped section crossbeam rod and crossbeam end plates respectively connected to the two ends of the H-shaped cross-section crossbeam rod; the bottom and top of the H-shaped cross-section crossbeam rod are equally spaced There are bolt holes, and the steel beam and the prefabricated wall are connected by bolts;

On the end plate of the beam, a bolt hole is provided at the position corresponding to the through hole on the steel column, and the end plate of the beam is connected to the steel column on the corresponding side by bolts;

The profiled steel longitudinal beam includes an H-shaped cross-section longitudinal beam rod and longitudinal beam end plates respectively connected to the two ends of the H-shaped cross-section longitudinal beam rod; the bottom of the H-shaped cross-section longitudinal beam rod is spaced along its long axis There are bolt holes, and the steel longitudinal beam and the prefabricated wall are connected by bolts; the shear connectors are studs or bolts, and are welded and connected to the H-shaped cross-section longitudinal beam along the long axis direction of the H-shaped cross-section longitudinal beam. The top of the longitudinal beam end plate is provided with a bolt hole at the position corresponding to the through hole on the shaped steel column, and the longitudinal beam end plate is connected with the shaped steel column on the corresponding side by bolts.

A system of prefabricated steel concrete frame space module structures, including at least two space module structures; the connection between the space module structures is the vertical splicing of space module structures located on different floors; wherein, the lower space module structure The cross-section steel column core beyond the top of the rectangular steel pipe is correspondingly plugged into the bottom of the rectangular steel pipe in the upper space module structure, and is detachably connected by bolts; It is inserted into the gaps at the four corners of the steel-concrete composite floor slab of the lower floor, and connected with the corresponding bolts of the steel beams or steel longitudinal beams of the lower floor.

Preferably, it also includes at least one wall-less modular structure; the wall-less module structure includes a bell jar-shaped gap spliced by three prefabricated walls, shaped steel columns, shaped steel beams, shaped steel longitudinal beams, and a steel-concrete composite floor. Wall surface module structure; the horizontal splicing between the missing wall surface module structure and the space module structure is located on the same layer, and the H-shaped cross-section steel rod on the side of the missing wall surface in the wall surface module structure and the section steel of the space module structure Columns correspond to bolted connections.

Preferably, when there are two missing wall module structures, the connection between the two missing wall module structures is a vertical splicing of the missing wall module structures located on different layers, and the missing wall module structures in the two missing wall module structures One side of the wall is located on the same side; or the connection between two modular structures with missing walls is a horizontal splicing of modular structures with missing walls at the same floor, and the number of prefabricated walls on the connecting side is one side;

When there are at least three wall-less surface module structures, the connection between the wall-less surface module structures is the vertical splicing of the wall-less surface module structures located on different floors and/or the horizontal connection of the wall-less surface module structures located on the same floor. Splicing; the side of the vertically adjacent wall-less module structure with the wall-less surface is located on the same side, and the number of horizontally adjacent wall-less module structures connected to the side is one prefabricated wall.

Compared with the prior art, the utility model has the following characteristics and beneficial effects.

1. The utility model adopts the combination of steel and concrete. Firstly, the steel-concrete composite floor, profiled steel beam, profiled steel longitudinal beam, profiled steel column and prefabricated wall are manufactured in the factory, and then the formed prefabricated components are assembled into a space The modular structure and the module structure without wall, and then transport the completed space module structure and the module structure without wall to the construction site to complete the hoisting operation of the space module structure and the module structure without wall, which greatly improves the prefabrication of building components rate, effectively improving the hoisting efficiency.

2. The utility model is combined with steel and reinforced concrete, which fully exerts the mechanical properties of various materials, and utilizes the advantages of good ductility of steel structure, convenient assembly connection and high rigidity of reinforced concrete structure, which can improve structural stability. The proposed prefabricated steel concrete frame space module structure system has strong seismic capacity and energy dissipation performance, and at the same time, the node parts of the structure system are easy to construct and install.

3. The assembled steel concrete frame space module structure proposed by the utility model is assembled by mechanically connecting the steel concrete composite floor, steel columns, steel beams, steel longitudinal beams and prefabricated walls which are prefabricated respectively. In the process, flexible combinations can be made according to the requirements of building functions, as well as the default of walls and the diversification of the size of space module units, which is conducive to enriching the building space and meeting the building function requirements.

4. In the system of the present utility model, the space module structure and the space module structure, and between the space module structure and the wall-less module are connected by mechanical connections such as bolts, which is convenient for dismantling and modification of the structure. The steel used can be recycled, which improves the recycling rate of the building, is conducive to sustainable development, and is suitable for the theme of green building development.

Description of drawings

Fig. 1 is a three-dimensional structural schematic diagram of a steel-concrete composite floor slab in the utility model.

Fig. 2 is a schematic diagram of the corner structure of the steel-concrete composite floor of the utility model.

Fig. 3 is a schematic diagram of the three-dimensional structure of the medium-sized steel beam of the present invention.

Fig. 4 is a schematic diagram of the three-dimensional structure of the medium-sized steel longitudinal beam of the present invention.

Fig. 5 is a schematic diagram of the three-dimensional structure of the medium-sized steel column of the present invention.

Fig. 6 is a schematic diagram of the three-dimensional structure of the cross-section steel column core in the present invention.

Fig. 7 is a structural schematic diagram of the top of the cross-section steel column core in the utility model.

Fig. 8 is a structural schematic diagram of a prefabricated wall in the present invention.

Fig. 9 is a schematic structural view of the top corner of the prefabricated wall in the present invention.

Fig. 10 is a schematic structural view of the bottom corner of the prefabricated wall in the present invention.

Fig. 11 is a schematic structural view of the H-shaped cross-section longitudinal girder in the prefabricated wall of the present invention.

Fig. 12 is a schematic diagram of the three-dimensional structure of the space module structure in the utility model.

Fig. 13 is a schematic diagram of the top node structure of the space module structure in the utility model.

Fig. 14 is a schematic diagram of the node structure at the bottom of the space module structure in the utility model.

Fig. 15 is a schematic diagram of the horizontal connection structure splicing of the space module structure and the wall-less surface module structure in the utility model.

Fig. 16 is a structural schematic diagram of the vertical splicing of two space module structures in the system of the present invention.

Fig. 17 is a schematic diagram of the vertical connection node structure of the space module structure in the utility model.

Reference signs: 1—steel-concrete composite floor, 1.1—recessed profiled steel plate, 1.2—concrete layer, 2—steel beam, 2.1—beam bar with H-section, 2.2—beam end plate, 3—steel longitudinal beam, 3.1 ―H-shaped cross-section longitudinal beam rod, 3.2-longitudinal beam end plate, 4-shaped steel column, 4.1-rectangular steel pipe, 4.2-cross-section steel column core, 5-prefabricated wall, 5.1-wall panel main body, 5.2-shaped steel rod 5.2.1—H-section steel rod, 5.2.2—upper end plate, 5.2.3—lower end plate, 6—shear connector, 7—perforation, 8—connecting bar, 9—wall connection hole, 10— Column connection hole, 11-through hole, 12-fixed nut.

Detailed ways

As shown in Figure 1-14, this prefabricated steel concrete frame space module structure includes four prefabricated walls 5, steel columns 4, steel beams 2, steel longitudinal beams 3 and a steel concrete composite floor 1. Cover-shaped five-sided space module structure; the prefabricated wall body 5 includes a rectangular wall panel body 5.1 and section steel rods 5.2 detachably connected to both sides of the wall panel body 5.1; the top of the section steel rod 5.2 is connected to the wall panel The top surface of the main body 5.1 is flush, and the bottom of the section steel rod 5.2 exceeds the bottom surface of the wallboard main body 5.1, and the length of the excess part is adapted to the thickness of the steel-concrete composite floor 1; there are four section steel columns 4, which are respectively arranged in At the corner position of the prefabricated wall body 5, and each steel column 4 is detachably connected with two adjacent prefabricated walls 5 respectively; the top of the steel column 4 exceeds the top of the prefabricated wall body 5, and the length of the excess part is longer than the steel The thickness of the concrete composite floor 1, the bottom of the profiled steel column 4 is flush with the bottom of the profiled steel rod 5.2 in the prefabricated wall 5; the profiled steel crossbeam 2 has two, respectively detachably connected to the horizontal prefabricated wall 5 top, and the two ends of each profiled steel beam 2 are respectively detachably connected to two horizontally adjacent profiled steel columns 4; there are two profiled steel longitudinal beams 3, which are respectively detachably connected to the top of the longitudinal prefabricated wall 5, and The two ends of each profiled steel longitudinal beam 3 are respectively detachably connected to two vertically adjacent profiled steel columns 4; the top of the profiled steel longitudinal beam 3 is connected with shear connectors 6 at intervals along its long axis direction; the steel concrete The composite floor 1 is erected on the top of two profiled steel beams 2 and two profiled steel longitudinal beams 3, and is detachably connected to the profiled steel beams 2 and the profiled steel longitudinal beams 3. 4 There are gaps at the positions where the gaps are set, and the horizontal section of the gaps is stepped; the steel-concrete composite floor 1 includes a necked-shaped profiled steel plate 1.1, a steel mesh sheet arranged above the necked-shaped profiled steel plate 1.1 and poured on The concrete layer 1.2 on the upper part of the neck-shaped profiled steel plate 1.1; the longitudinal edges on both sides of the neck-shaped profiled steel plate 1.1 exceed the longitudinal edges on both sides of the concrete layer 1.2; There are perforations 7; the perforations 7 are provided in one-to-one correspondence with the shear connectors 6 on the steel longitudinal beams 3, and the shear connectors 6 are inserted into the perforations 7 to connect the steel concrete composite floor 1 to the steel longitudinal beams 3.

The neck-shaped profiled steel plate 1.1 is placed on the bottom of the steel-concrete composite floor 1 to mainly bear the tension; the cross-sectional shape of the perforation 7 is mainly a double circle shape composed of two circles with different diameters; the steel mesh sheet It is arranged in the steel-concrete composite floor 1 and cooperates with the concrete to mainly bear the pressure.

In this embodiment, on the vertical sides of the two ends of the wallboard main body 5.1, there are pre-embedded connecting ribs 8 along vertical intervals; one end of the connecting ribs 8 is anchored in the wallboard main body 5.1, and the other end of the connecting ribs 8 One end is beyond the vertical side of the main body 5.1 of the wall panel, and the protruding part is provided with threads;

The profiled steel rod 5.2 includes an H-shaped cross-section steel rod 5.2.1, an upper end plate 5.2.2 horizontally connected to the top of the H-shaped cross-section steel rod 5.2.1, and a lower end horizontally connected to the bottom of the H-shaped cross-section steel rod 5.2.1 Plate 5.2.3; the flange plate on one side of the H-shaped cross-section steel rod 5.2.1 is provided with wall connection holes 9 at intervals along its long axis direction, and the wall connection holes 9 and the connection ribs 8 on the wall panel main body 5.1 Corresponding setting; the connecting rib 8 is correspondingly inserted into the wall connecting hole 9 on the H-shaped section steel rod 5.2.1, and fixed by a nut or a threaded sleeve; the H-shaped section steel rod 5.2.1 is another A column connection hole 10 is provided on the flange plate on one side at a position corresponding to the wall connection hole 9 .

In this embodiment, the shaped steel column 4 includes a rectangular steel tube 4.1 and a cross-section steel column core 4.2 inserted in the rectangular steel tube 4.1; the length of the rectangular steel tube 4.1 is equal to the cross-section steel column core 4.2, and ten The top of the square-section steel column core 4.2 exceeds the top of the rectangular steel pipe 4.1, and the length of the excess part is 250 mm to 500 mm; the two sides of the steel column 4 connected to the prefabricated wall 5 are vertically spaced with through holes 11. The through hole 11 is set correspondingly to the column connection hole 10 on the H-shaped cross-section steel rod 5.2.1; on the steel column 4, the inside of the side surface with the through hole 11 and the position corresponding to the through hole 11 are connected with fixing nuts 12. The fixing nut 12 is welded and connected to the inner side of the cross-section steel column core 4.2, and the inner diameter of the fixing nut 12 is 1-2mm smaller than the diameter of the through hole 11; the steel column 4 and the prefabricated wall 5 pass through the The through hole 11 is connected with the bolt in the post connection hole 10 .

In this embodiment, the profiled steel beam 2 includes an H-shaped section beam bar 2.1 and beam end plates 2.2 respectively connected to the two ends of the H-shaped section beam bar 2.1; the bottom and top of the H-shaped section beam bar 2.1, Bolt holes are evenly spaced along its long axis direction, and the steel beam 2 and the prefabricated wall 5 are connected by bolts;

On the beam end plate 2.2, a bolt hole is provided at the position corresponding to the through hole 11 on the steel column 4, and the beam end plate 2.2 is connected with the steel column 4 on the corresponding side by bolts;

The shaped steel longitudinal beam 3 includes an H-shaped section longitudinal beam bar 3.1 and longitudinal beam end plates 3.2 respectively connected to the two ends of the H-shaped section longitudinal beam bar 3.1; the bottom of the H-shaped section longitudinal beam bar 3.1, along its Bolt holes are spaced apart in the direction of the long axis, and the steel longitudinal beam 3 and the prefabricated wall 5 are connected by bolts; the shear connector 6 is a stud or a bolt, and is along the long axis direction of the H-shaped cross-section longitudinal beam 3.1 It is welded and connected to the top of the H-shaped cross-section longitudinal beam rod 3.1; bolt holes are opened on the longitudinal beam end plate 3.2 at the position corresponding to the through hole 11 on the steel column 4, and the longitudinal beam end plate 3.2 is connected to the steel beam on the corresponding side. The columns 4 are connected by bolts.

As shown in Figures 15-17, the system containing the fabricated steel concrete frame space module structure includes at least two space module structures; the connections between the space module structures are space module structures located on different floors vertical splicing; where, the cross-section steel column core 4.2 beyond the top of the rectangular steel pipe 4.1 in the lower space module structure is correspondingly plugged into the bottom of the rectangular steel pipe 4.1 in the upper space module structure, and is detachably connected by bolts; the upper prefabricated wall The part of the shaped steel rods 5.2 on both sides of the body 5 that exceeds the bottom surface of the wallboard main body 5.1 is correspondingly inserted into the gaps at the four corners of the steel-concrete composite floor 1 of the lower floor, and is connected with the corresponding bolts of the shaped steel beam 2 or the shaped steel longitudinal beam 3 of the lower floor.

In this embodiment, the system also includes at least one wall-less module structure; the wall-less module structure includes three prefabricated walls 5, steel columns 4, steel beams 2, steel longitudinal beams 3 and a steel concrete A bell jar-shaped modular structure with missing walls formed by splicing composite floors 1; the horizontal splicing between the modular structures with missing walls and the space module structure is located on the same floor, and the H on the side of the missing walls in the modular structure with missing walls Shaped cross-section steel rod 5.2.1 is connected with the corresponding bolts of shaped steel column 4 of the space module structure.

In this embodiment, when there are two missing wall module structures, the connection between the two missing wall module structures is the vertical splicing of the missing wall module structures located on different layers, and the two missing wall module structures One side of the missing wall is located on the same side; or the connection between two missing wall module structures is a horizontal splicing of the missing wall module structures on the same floor, and the number of prefabricated walls 5 on the connecting side is one side;

When there are at least three wall-less surface module structures, the connection between the wall-less surface module structures is the vertical splicing of the wall-less surface module structures located on different floors and/or the horizontal connection of the wall-less surface module structures located on the same floor. Splicing: the side of the vertically adjacent wall-less module structure with the wall-less surface is located on the same side, and the number of horizontally adjacent wall-less module structures connecting side prefabricated walls 5 is one side.

The systematic construction method of the prefabricated steel concrete frame space module structure includes the following steps.

Step 1: Fabrication of the space module structure and the wall-less module structure, the specific steps are as follows.

Step a: Carry out modular design of the building according to the building and building structure design, then design the space module structure and the wall-less surface module structure, and then complete the steel-concrete composite floor 1, steel beam 2, and steel longitudinal beam in the factory 3. Fabrication of the shaped steel column 4 and the prefabricated wall 5 .

Step b, hoist the prefabricated steel-concrete composite floor 1, profiled steel beam 2, profiled steel longitudinal beam 3, profiled steel column 4, and prefabricated wall 5 to the assembly area of the space module structure, and at the same time place the space module structure and the wall-less module structure The assembly area of the factory completes the installation of auxiliary equipment respectively.

Step c, assemble the shaped steel column 4 and the prefabricated wall 5; install the shaped steel column 4 and the prefabricated wall 5 sequentially in a clockwise or counterclockwise direction, and realize the connection and fixation between the shaped steel column 4 and the prefabricated wall 5 through bolts. The bolt is tightened into the fixing nut 12 .

Step d, install the profiled steel beam 2 and the profiled steel longitudinal beam 3; connect the beam end plates 2.2 at both ends of the profiled steel beam 2 with the corresponding bolts of the profiled steel column 4, and connect the bottom of the H-shaped section beam rod 2.1 with the prefabricated wall body 5 with bolts; Connect the longitudinal beam end plates 3.2 at both ends of the shaped steel longitudinal beam 3 with the corresponding bolts of the shaped steel column 4, and connect the bottom of the H-shaped cross-section longitudinal beam rod 3.1 with the prefabricated wall body 5 with bolts.

Step e, install the steel-concrete composite floor 1; during the installation process, the shear connector 6 on the top of the profiled steel longitudinal beam 3 is penetrated through the large-diameter circular hole in the perforation 7 reserved on both sides of the neck-shaped profiled steel plate 1.1 Penetrate, then move the steel-concrete composite floor 1 in translation so that the shear connector 6 is in the small-diameter round hole, and fix it; then fill mortar above the longitudinal edges on both sides of the shrink-shaped profiled steel plate 1.1.

In step f, the space module structure and the wall-less module structure are manufactured, and after quality inspection, they are hoisted to the waiting area.

Step 2: Transport the prefabricated space module structure and the wall-less module structure to the construction site according to the transportation plan in the construction plan, and carry out basic engineering construction at the construction site at the same time.

Step 3: According to the hoisting plan, firstly connect the space module structure on the first floor with the foundation, then hoist each space module structure and the module structure with missing walls in place layer by layer, and align the connection parts of the adjacent space module structures according to the combination plan and The connection parts between the wall-less module structure and the space module structure shall be connected by bolts.

Step 4: until all the space module structures and the wall-less module structures are spliced together, the system construction of the prefabricated steel concrete frame space module structure is completed.

In this embodiment, in step 3, when there are two missing wall module structures in the system, the connection between the two missing wall module structures is the vertical splicing of the missing wall module structures located on different floors, and the two missing wall module structures The side of the missing wall in the wall module structure is located on the same side; or the connection between two module structures with missing walls is a horizontal splicing of the module structures with missing walls on the same floor, and the number of prefabricated walls 5 on the connecting side is one side;

When there are at least three wall-cut module structures in the system, the connection between the wall-cut module structures is the vertical splicing of the cut-wall module structures located on different floors and/or the cut-wall modules located on the same floor Horizontal splicing of the structure; one side of the vertically adjacent wall-less module structure is located on the same side, and the number of horizontally adjacent wall-less module structures connecting side prefabricated walls 5 is one side.

In this embodiment, in step 3, the vertical splicing of adjacent space module structures is as follows: the top of the cross-section steel column core 4.2 of the lower space module structure is inserted into the rectangular steel pipe 4.1 of the upper space module structure, and the prefabricated wall 5. The part of the shaped steel rods 5.2 on both sides that exceeds the bottom surface of the wallboard main body 5.1 is correspondingly inserted into the gaps at the four corners of the steel-concrete composite floor 1 of the lower floor, and is connected with the corresponding bolts of the shaped steel beam 2 or the shaped steel longitudinal beam 3 of the lower floor;

The horizontal splicing of adjacent wall-less module structures is to connect the H-shaped cross-section steel rod 5.2.1 on the side of the wall-less module structure with the corresponding bolts of the adjacent section steel column 4 of the wall-less module structure ;

The vertical splicing of the adjacent wall-missing module structures is as follows: insert the top of the cross-section steel column core 4.2 of the lower floor-wall-missing module structure into the rectangular steel pipe 4.1 of the upper-floor wall-lacking module structure, and place the prefabricated walls 5 on both sides The part of the shaped steel rod 5.2 that exceeds the bottom surface of the wallboard main body 5.1 is correspondingly inserted into the gaps at the four corners of the steel concrete composite floor 1 of the lower floor, and is connected with the corresponding bolts of the shaped steel beam 2 or the shaped steel longitudinal beam 3 of the lower floor.

The content described in the embodiments of this specification is only an enumeration of the realization forms of the utility model concept. The protection scope of the utility model should not be regarded as limited to the specific forms stated in the embodiments. The protection scope of the utility model covers the field Equivalent technical means that the skilled person can think of according to the concept of the utility model.

Claims (7)

1. A prefabricated steel concrete frame space module structure, characterized in that it consists of four prefabricated walls (5), steel columns (4), steel crossbeams (2), steel longitudinal beams (3) and a combination of steel and concrete A bell jar-shaped five-sided space module structure spliced by floors (1); The prefabricated wall (5) includes a rectangular wall panel body (5.1) and section steel rods (5.2) detachably connected to both sides of the wall panel body (5.1); the top of the section steel rod (5.2) is connected to The top surface of the main body of the wall panel (5.1) is flush, the bottom of the shaped steel rod (5.2) exceeds the bottom surface of the main body of the wall panel (5.1), and the length of the excess part is adapted to the thickness of the steel-concrete composite floor (1); There are four steel columns (4), which are respectively arranged at the corners of the prefabricated walls (5), and each steel column (4) is detachably connected to two adjacent prefabricated walls (5); The top of the steel column (4) exceeds the top of the prefabricated wall (5), and the length of the excess part is greater than the thickness of the steel-concrete composite floor (1), and the bottom of the steel column (4) is in contact with the prefabricated wall (5) The bottom of the shaped steel rod (5.2) is flush; There are two profiled steel beams (2), which are respectively detachably connected to the top of the horizontal prefabricated wall (5), and the two ends of each profiled steel beam (2) are respectively connected to two laterally adjacent profiled steel columns (4) Detachable connection; There are two profiled steel longitudinal beams (3), which are respectively detachably connected to the top of the longitudinal prefabricated wall (5), and the two ends of each profiled steel longitudinal beam (3) are respectively connected to two vertically adjacent profiled steel columns ( 4) Detachable connection; shear connectors (6) are connected at intervals along the long axis direction on the top of the steel longitudinal beam (3); The steel-concrete composite floor (1) is erected on top of two profiled steel beams (2) and two profiled steel longitudinal beams (3), and is detachably connected to the profiled steel beams (2) and profiled steel longitudinal beams (3), There are gaps at the four corners of the steel-concrete composite floor (1) and the positions corresponding to the steel columns (4), and the horizontal section of the gap is stepped; the steel-concrete composite floor (1) includes a constriction A profiled steel plate (1.1), a steel mesh sheet arranged above the necked profiled steel plate (1.1), and a concrete layer (1.2) poured on the upper part of the necked profiled steel plate (1.1); the necked profiled steel plate (1.1) The longitudinal edges on both sides of the concrete layer (1.2) exceed the longitudinal edges on both sides of the concrete layer (1.2), and there are perforations (7) spaced along the longitudinal interval on the protruding part of the necked profiled steel plate (1.1); The shear connectors (6) on (3) are provided in one-to-one correspondence, and the shear connectors (6) are inserted into the perforations (7) to connect the steel-concrete composite floor (1) with the steel longitudinal beam (3). 2. A prefabricated steel concrete frame space module structure according to claim 1, characterized in that: on the vertical sides of the two ends of the wallboard main body (5.1), there are pre-embedded connecting ribs ( 8); one end of the connecting rib (8) is anchored in the main body (5.1) of the wall panel, and the other end of the connecting rib (8) exceeds the vertical side of the main body (5.1) of the wall panel, and the protruding part is provided with a screw thread ; The section steel bar (5.2) includes an H-section steel bar (5.2.1), an upper end plate (5.2.2) horizontally connected to the top of the H-section steel bar (5.2.1), and a horizontally connected The lower end plate (5.2.3) at the bottom of the steel rod (5.2.1); the flange plate on one side of the H-shaped cross-section steel rod (5.2.1) is provided with wall connection holes (9 ), the wall connection hole (9) is set correspondingly to the connection rib (8) on the wall panel main body (5.1); the connection rib (8) corresponds to the wall connection hole inserted on the H-shaped section steel rod (5.2.1) (9), and fixed by a nut or a threaded sleeve; the flange plate on the other side of the H-shaped cross-section steel rod (5.2.1) is provided at the position corresponding to the wall connection hole (9). Column connection holes (10). 3. A prefabricated steel concrete frame space module structure according to claim 2, characterized in that: the steel column (4) includes a rectangular steel pipe (4.1) and ten tenths inserted in the rectangular steel pipe (4.1) A cross-section steel column core (4.2); the rectangular steel tube (4.1) has the same length as the cross-section steel column core (4.2), and the top of the cross-section steel column core (4.2) exceeds the top of the rectangular steel tube (4.1), The length of the excess part is 250mm~500mm; the two sides of the steel column (4) connected with the prefabricated wall (5) are vertically spaced with through holes (11), and the through holes (11) and H The column connection holes (10) on the shaped cross-section steel rods (5.2.1) are provided correspondingly; There are fixing nuts (12); the fixing nuts (12) are welded and connected to the inner side of the cross-section steel column core (4.2), and the inner diameter of the fixing nuts (12) is 1~2mm smaller than the diameter of the through hole (11); The shaped steel column (4) is connected to the prefabricated wall (5) through bolts passing through the through hole (11) and the column connection hole (10). 4. A prefabricated steel concrete frame space module structure according to claim 3, characterized in that: said steel beams (2) include H-shaped cross-section beams (2.1) and respectively connected to H-shaped cross-section beams (2.1) The beam end plates (2.2) at both ends; the bottom and top of the H-shaped cross-section beam (2.1) are spaced apart from bolt holes along the long axis direction, and the shaped steel beam (2) and the prefabricated wall (5) are connected by bolts; Bolt holes are opened on the beam end plate (2.2) corresponding to the through hole (11) on the steel column (4), and the beam end plate (2.2) passes through the steel column (4) on the corresponding side. Bolted; The section steel longitudinal beam (3) includes an H-shaped cross-section longitudinal beam rod (3.1) and longitudinal beam end plates (3.2) respectively connected to the two ends of the H-shaped cross-section longitudinal beam rod (3.1); the H-shaped cross-section longitudinal beam rod (3.1) The bottom of the beam (3.1) has bolt holes spaced apart along its long axis, and the section steel longitudinal beam (3) and the prefabricated wall (5) are connected by bolts; The shear connector (6) is a stud or bolt, and is welded to the top of the H-shaped cross-section longitudinal beam (3.1) along the long axis direction of the H-shaped cross-section longitudinal beam (3.1); the longitudinal beam end Bolt holes are provided on the plate (3.2) corresponding to the through holes (11) on the steel column (4), and the longitudinal beam end plate (3.2) is connected to the steel column (4) on the corresponding side by bolts. 5. A system containing the prefabricated steel concrete frame space module structure described in any one of requirements 1-4, characterized in that: at least two space module structures are included; the connection between the space module structures is Vertical splicing of space module structures located on different floors; among them, the cross-section steel column core (4.2) beyond the top of the rectangular steel pipe (4.1) in the lower space module structure is correspondingly plugged into the rectangular steel pipe (4.1) in the upper space module structure The bottom of the upper prefabricated wall (5) is detachably connected by bolts; the part of the steel rods (5.2) on both sides of the upper prefabricated wall (5) that exceeds the bottom surface of the wall panel main body (5.1) is correspondingly inserted into the four corners of the lower steel-concrete composite floor (1) In the notch, and correspondingly bolted to the lower profiled steel beam (2) or profiled steel longitudinal beam (3). 6. According to the system of prefabricated steel concrete frame space module structure described in claim 5, it is characterized in that: it also includes at least one module structure without wall surface; 5), steel column (4), steel beam (2), steel longitudinal beam (3) and a steel-concrete composite floor (1) spliced into a bell-shaped modular structure without walls; said wall-missing module structure and The space module structures are horizontally spliced on the same floor, and the H-shaped cross-section steel rods (5.2.1) on the wall-less side of the wall-less module structures are connected with corresponding bolts to the steel columns (4) of the space module structures. 7. According to the system of prefabricated steel concrete frame space module structure described in claim 6, it is characterized in that: when there are two module structures with missing walls, the connection between the two module structures with missing walls is located at Vertical splicing of modular structures with missing walls in different floors, and one side of the missing walls in the two modular structures with missing walls is located on the same side; or the connection between two modular structures with missing walls is located on the same layer of missing walls The horizontal splicing of the modular structure, and the number of prefabricated walls (5) on the connecting side is one side; When there are at least three wall-less surface module structures, the connection between the wall-less surface module structures is the vertical splicing of the wall-less surface module structures located on different floors and/or the horizontal connection of the wall-less surface module structures located on the same floor. Splicing; the side of the vertically adjacent wall-less module structure with the wall-less surface is located on the same side, and the number of horizontally adjacent wall-less module structures connecting side prefabricated walls (5) is one side.