Prefabricated building assembly and building structure

Abstract

The utility model relates to a prefabricated building assembly and a building structure. The prefabricated building assembly comprises a plurality of wallboards, upper connecting pieces, floor slabs, cross beams and prefabricated walls. The upper connecting piece is fixed at the top end of the wallboard; the floor slab is connected with the wallboards through the upper connecting pieces, the floor slab and the wallboards are encircled to form a prefabricated grid, and a channel opening is reserved in one side of the prefabricated grid; one end of the cross beam is connected with the wallboard through an upper connecting piece, the cross beam and the channel opening are located on the same side of the prefabricated grid, the cross beam extends in the direction away from the channel opening from the wallboard, and the cross beam is provided with a first butt joint piece; the prefabricated wall faces the channel opening, and the prefabricated wall is fixed to the cross beam through the first butt joint piece. The building structure comprises at least two prefabricated building assemblies which are arranged in a stacked mode, and every two adjacent prefabricated building assemblies are fixed through an upper connecting piece. According to the scheme provided by the invention, the selection flexibility of a user on the space size of the mobile house can be improved.

Description

Technical Field

[0001] The present invention relates to the field of building technology, and in particular to prefabricated building components and building structures. Background Art

[0002] Cement prefab house is a new concept of environmentally friendly and economical prefab house with steel bars as the skeleton, cement as the filling material, standard module series for space combination, and bolted components. The prefab house is made by first using a mold to make the sub-frame of the house, and then the sub-frames are assembled and stacked into buildings of various types. It has the advantages of low cost, easy disassembly and assembly, and can be used multiple times, and the house can be produced in a factory.

[0003] Existing house subframes are usually surrounded by four walls and a roof. In order to standardize assembly line production, the size of the roof is fixed and the four walls need to be connected to the roof. After the four walls are surrounded and fixed, the size of the internal space of the house subframe is fixed and cannot be adjusted according to the actual needs of users, which lacks flexibility. Utility Model Content

[0004] In order to solve or partially solve the problems existing in the related art, the present application provides a prefabricated building component and a building structure, which can increase the user's flexibility in choosing the size of the mobile home space.

[0005] According to a first aspect of the present application, there is provided a prefabricated building assembly, which comprises a plurality of wall panels, an upper connecting member, a floor panel, a cross beam and a prefabricated wall; the upper connecting member is fixed to the top of the wall panel; the floor panel is connected to the wall panel via the upper connecting member, the floor panel and the plurality of wall panels are combined to form a prefabricated grid, and a passage opening is reserved on one side of the prefabricated grid; one end of the cross beam is connected to the wall panel via the upper connecting member, the cross beam and the passage opening are located on the same side of the prefabricated grid, the cross beam extends from the wall panel in a direction away from the passage opening, and the cross beam is provided with a first docking member; the prefabricated wall faces the passage opening, and the prefabricated wall is fixed to the cross beam via the first docking member.

[0006] Furthermore, the prefabricated building assembly further comprises a lower connecting member, which is fixed to the bottom end of the wall panel and is used to be positioned with the upper connecting member.

[0007] Furthermore, the crossbeam includes a beam body, the first docking member includes a T-shaped plate and an anchor, the T-shaped plate is connected to the anchor, the plate surface of the T-shaped plate is attached to the outer surface of the beam body, and the anchor is cast in the beam body; the prefabricated wall is provided with an I-shaped member, and the prefabricated wall is fixed to the T-shaped plate through the I-shaped member.

[0008] Furthermore, the cross beam includes a beam body, a second docking piece and an assembly piece, one end of the second docking piece is located in the beam body, the other end of the second docking piece is against the upper connecting piece, and the assembly piece is respectively fixed to the upper connecting piece and the second docking piece.

[0009] A second aspect of the present application provides a building structure, which includes at least two stacked prefabricated building components, and two adjacent prefabricated building components are fixed to each other via the upper connecting member.

[0010] Furthermore, the building structure further comprises a lower positioning member, and the lower positioning member is fixed to the lower corner of the wall panel;

[0011] The upper connecting member includes an upper corner frame and an upper positioning member, wherein the upper corner frame is fixed to the upper corner of the wall panel, and the upper positioning member is connected to the upper corner frame;

[0012] In two adjacent prefabricated building components, the lower positioning member of the upper prefabricated building component is aligned with the upper positioning member of the lower prefabricated building component.

[0013] Further, the upper positioning member includes at least one first upper steel bar ring and at least one second upper steel bar ring, and the first upper steel bar ring and the second upper steel bar ring are perpendicular to each other; the lower positioning member includes at least one first lower steel bar ring and at least one second lower steel bar ring, and the first lower steel bar ring and the second lower steel bar ring are perpendicular to each other; the first upper steel bar ring is aligned with the first lower steel bar ring, and the second upper steel bar ring is aligned with the second lower steel bar ring.

[0014] Furthermore, the upper connecting member includes a plurality of first stirrups, at least two first upper reinforcement rings, at least two second upper reinforcement rings, the first stirrups are arranged outside at least two first upper reinforcement rings, and the first stirrups are arranged outside at least two second upper reinforcement rings.

[0015] Furthermore, a lower connecting column is provided at the bottom end of the wall panel, and in two adjacent prefabricated building components, the bottom end of the lower connecting column of the upper prefabricated building component is welded to the upper corner bracket of the lower prefabricated building component.

[0016] Furthermore, the upper positioning member includes a first upper extension section and a second upper extension section; the first upper extension section is integrally formed with the first upper steel bar ring, and the first upper extension section extends toward a side away from the first upper steel bar ring and extends out of the upper end angle frame; the second upper extension section is integrally formed with the second upper steel bar ring, and the second upper extension section extends toward a side away from the second upper steel bar ring and extends out of the upper end angle frame.

[0017] The technical solution provided by the present application may include the following beneficial effects: by reserving a passage opening on one side of the prefabricated lattice, the beam is connected to the wall panel through the upper connecting piece, and the prefabricated wall is fixed to the beam through the first docking piece, the prefabricated lattice, the beam and the prefabricated wall can be prefabricated separately and then assembled at the construction site; since the fixed position of the prefabricated wall is determined by the position of the first docking piece on the beam, the prefabricated wall is not restricted by the floor slab, and the user can select a beam with a suitable distance between the first docking piece and the passage opening from different beams according to the actual size of the space to be used, and connect it to the prefabricated lattice, thereby obtaining a prefabricated house of the space size the user wants, thereby improving the flexibility of user selection.

[0018] It should be understood that the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The above and other objects, features and advantages of the present application will become more apparent by describing in more detail exemplary embodiments of the present application in conjunction with the accompanying drawings, wherein the same reference numerals generally represent the same components in the exemplary embodiments of the present application.

[0020] Figure 1 is a schematic structural diagram of a prefabricated building assembly shown in an embodiment of the present application;

[0021] Figure 2 is a schematic diagram of the connection between a wall and a first docking member shown in an embodiment of the present application;

[0022] Figure 3 is a structural schematic diagram of a building structure shown in an embodiment of the present application;

[0023] Figure 4 is a schematic diagram of a combination of multiple prefabricated building components shown in an embodiment of the present application;

[0024] Figure 5 is a schematic structural diagram of a prefabricated grid shown in an embodiment of the present application;

[0025] Figure 6 yes Figure 5 A is an enlarged schematic diagram;

[0026] Figure 7 It is a schematic diagram of the structure of the upper connecting member shown in an embodiment of the present application.

[0027] Figure numerals: wall panel 1; lower connecting column 11; upper connecting member 2; upper end angle bracket 21; upper positioning member 22; first upper steel bar ring 221; first upper horizontal section 2211; first upper vertical section 2212; second upper steel bar ring 222; second upper horizontal section 2221; second upper vertical section 2222; first upper extension section 223; second upper extension section 224; steel bar group 24; second stirrup 25; floor slab 3; cross beam 4; first docking member 41; T-plate 411; anchor 412; beam body 42; second docking member 44; assembly member 45; prefabricated wall 5; I-shaped member 51; passage opening 6; lower positioning member 7; first lower steel bar ring 71; first lower horizontal section 711; first lower vertical section 712; second lower steel bar ring 72; second lower horizontal section 721; second lower vertical section 722. DETAILED DESCRIPTION

[0028] The embodiments of the present application will be described in more detail below with reference to the accompanying drawings. Although the embodiments of the present application are shown in the accompanying drawings, it should be understood that the present application can be implemented in various forms and should not be limited by the embodiments described herein. On the contrary, these embodiments are provided to make the present application more thorough and complete, and to fully convey the scope of the present application to those skilled in the art.

[0029] It should be understood that although the terms "first", "second", "third", etc. may be used in this application to describe various information, this information should not be limited to these terms. These terms are only used to distinguish the same type of information from each other. For example, without departing from the scope of this application, the first information may also be referred to as the second information, and similarly, the second information may also be referred to as the first information. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0030] In the description of the present application, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do 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 therefore should not be understood as a limitation on the present application.

[0031] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, or a detachable connection or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0032] In view of the above problems, the embodiments of the present application provide a prefabricated building assembly and a building structure, which can increase the user's flexibility in selecting the size of the mobile home space.

[0033] The technical solution of the embodiments of the present application is described in detail below with reference to the accompanying drawings.

[0034] See also Figure 1 The prefabricated building assembly includes a plurality of wall panels 1, upper connecting members 2, floor panels 3, beams 4, and prefabricated walls 5. The upper connecting members 2 are fixed to the top of the wall panels 1, and are partially embedded in the wall panels 1. The wall panels 1 are made of concrete. The floor panels 3 are made of concrete, and are connected to the wall panels 1 through the upper connecting members 2. The upper connecting members 2 are partially embedded in the floor panels 3.

[0035] See also Figure 1 The floor slab 3 and a plurality of wall panels 1 are combined to form a prefabricated grid, and a passage opening 6 is reserved on one side of the prefabricated grid. Specifically, there are three wall panels 1 and one floor slab 3. The prefabricated grid is roughly in the shape of a rectangular parallelepiped. The three wall panels 1 form a C-shaped structure, and the prefabricated grid reserves a vacant space of a wall panel 1 as a passage opening 6; wherein the prefabricated grid may selectively increase a bottom plate. If the prefabricated grid is at the lowest level, a bottom plate may be increased. If the prefabricated grid is located above the second floor, the prefabricated grid may not be installed with a bottom plate.

[0036] See also Figure 1-2One end of the crossbeam 4 is connected to the wall panel 1 through the upper connecting piece 2. The crossbeam 4 and the passage opening 6 are located on the same side of the prefabricated grid. The crossbeam 4 is located at the corner of the wall panel 1. During the actual site construction process, it is necessary to pour concrete at the junction of the crossbeam 4 and the wall panel 1 so that the concrete wraps the junction of the crossbeam 4 and the wall panel 1, thereby reinforcing the junction of the crossbeam 4 and the wall panel 1. The crossbeam 4 extends from the wall panel 1 in a direction away from the passage opening 6, and the crossbeam 4 extends in a horizontal direction. The crossbeam 4 is provided with a first docking piece 41, and the first docking piece 41 is partially buried in the crossbeam 4. The prefabricated wall 5 faces the passage opening 6, and the prefabricated wall 5 is fixed to the crossbeam 4 through the first docking piece 41. In actual operation, the cross beam 4 and the prefabricated wall 5 are prefabricated. During the construction process, the cross beam 4 is fixed to the wall panel 1 through the upper connecting piece 2, and then concrete is poured on the end of the cross beam 4 connected to the wall panel 1, so that the joint between the cross beam 4 and the wall panel 1 is covered with concrete. The prefabricated wall 5 is also assembled with the cross beam 4 through the first docking piece 41 on the construction site, and then concrete is poured around the first docking piece 41, so that the joint between the cross beam 4 and the prefabricated wall 5 is covered with concrete. The gap between the prefabricated wall 5 and the wall panel 1 can be filled by building a wall, or a gap can be left according to actual needs, and the gap between the floor slab 3 and the prefabricated wall 5 can be filled during the construction process. Specifically, the gap between the floor slab 3 and the prefabricated wall 5 can be filled with building materials such as concrete slabs, glass panels, metal panels, etc., and the gap between the floor slab 3 and the prefabricated wall 5 can also be left blank.

[0037] See also Figure 1 The prefabricated building assembly also includes a lower connector, which is fixed to the bottom end of the wall panel 1, and is partially embedded in the wall panel 1. The lower connector is used to position with the upper connector 2. In some embodiments, the upper connector 2 can be a slot, and the lower connector can be a protrusion. When assembling two stacked prefabricated building assemblies, the lower connector of the upper prefabricated building assembly can be inserted into the upper connector 2 of the lower prefabricated building assembly to position the lower connector with the upper connector 2, so that the upper and lower prefabricated building assemblies are aligned. In some embodiments, the lower connector and the upper connector 2 are positioned by alignment. During the construction process on site, when more than two prefabricated building assemblies are stacked, the staff can align the upper and lower prefabricated building assemblies by aligning the lower connector of the upper prefabricated building assembly with the upper connector 2 of the lower prefabricated building assembly, so as to facilitate the construction of the staff.

[0038] See also Figure 1-2The cross beam 4 includes a beam body 42, and the first docking piece 41 is made of metal. The first docking piece 41 includes a T-shaped plate 411 and an anchor 412. The T-shaped plate 411 is connected to the anchor 412. Preferably, the T-shaped plate 411 and the anchor 412 are integrally formed. The plate surface of the T-shaped plate 411 is attached to the outer surface of the beam body 42, wherein the T-shaped plate 411 can be fixed to the beam body 42 by bolts, and the anchor 412 is cast in the beam body 42. The prefabricated wall 5 is provided with an I-shaped piece 51, which is made of metal. One end of the I-shaped piece 51 is cast inside the prefabricated wall 5, and the other end of the I-shaped piece 51 is fixed to the T-shaped plate 411 by bolts. During the site construction process, it is necessary to cast concrete on the I-shaped piece 51 and the first docking piece 41, so that the concrete is wrapped outside the connection between the cross beam 4 and the prefabricated wall 5, thereby reinforcing the connection between the cross beam 4 and the prefabricated wall 5.

[0039] See also Figure 1 The cross beam 4 also includes a second docking member 44 and an assembly member 45. One end of the second docking member 44 is buried in the beam body 42, and the other end of the second docking member 44 extends out of the beam body 42. The end of the second docking member 44 outside the beam body 42 abuts against the upper connecting member 2. The assembly member 45 is fixed to the upper connecting member 2 and the second docking member 44 respectively. In some embodiments, the assembly member 45 is a plate. One end of the assembly member 45 is fixed to the upper connecting member 2 by bolts, and the other end of the assembly member 45 is fixed to the second docking member 44 by bolts. In some embodiments, the assembly member 45 can be a weldment, and the upper connecting member 2 and the second docking member 44 are welded together by the assembly member 45. During the construction process, it is necessary to pour concrete on the upper connecting member 2, the assembly member 45 and the second docking member 44, so that the concrete is wrapped outside the connection between the cross beam 4 and the wall panel 1, thereby reinforcing the connection between the cross beam 4 and the wall panel 1.

[0040] Corresponding to the aforementioned application function implementation device embodiment, the present application also provides a building structure and corresponding embodiments.

[0041] See also Figure 3 The building structure includes at least two stacked prefabricated building components, two adjacent prefabricated building components are fixed by an upper connecting member 2, and between the two adjacent prefabricated building components, a portion of the upper connecting member 2 is buried in the lower building structure, and a portion of the upper connecting member 2 is fixed in the upper building structure by pouring concrete. The prefabricated wall 5 of the upper prefabricated building component can be aligned with the prefabricated wall 5 of the lower prefabricated building component, or can be staggered.

[0042] See also Figure 3 and Figure 7The building structure further includes a lower positioning member 7, which is a lower connecting member. The lower positioning member 7 is fixed to the lower corner of the wall panel 1, and the lower positioning member 7 is partially embedded in the wall panel 1. The upper connecting member 2 includes an upper angle frame 21 and an upper positioning member 22. The upper angle frame 21 is fixed to the upper corner of the wall panel 1. Specifically, the upper angle frame 21 is partially embedded in the wall panel 1. In order to ensure that the upper angle frame 21 is firmly combined with the wall panel 1, the upper connecting member 2 also includes a pair of steel bar groups 24 and a pair of second stirrups 25. The steel bar group 24 is composed of a plurality of horizontally extending steel bars. The extension directions of the two steel bar groups 24 are perpendicular to each other. One end of the steel bar group 24 is fixed to the upper angle frame 21. The steel bar group 24 is embedded in the wall panel 1. The steel bar group 24 extends from the upper angle frame 21 to the middle of the wall panel 1. The second stirrups 25 correspond to the steel bar group 24 one by one. The second stirrups 25 are sleeved outside the steel bar group 24 and are fixedly connected to the steel bar group 24. The upper positioning member 22 is connected to the upper end angle frame 21 , a portion of the upper positioning member 22 is embedded in the wall panel 1 , and a portion of the upper positioning member 22 extends upwardly out of the upper end angle frame 21 .

[0043] See also Figure 3-4 , in two adjacent prefabricated building components, the lower positioning member 7 of the upper prefabricated building component is aligned with the upper positioning member 22 of the lower prefabricated building component. The staff can align the upper and lower prefabricated building components by aligning the lower positioning member 7 of the upper prefabricated building component with the upper positioning member 22 of the lower prefabricated building component, so that the staff can stack and fix the prefabricated building components.

[0044] See also Figure 5-6In this embodiment, the upper positioning member 22 includes at least one first upper steel bar ring 221 and at least one second upper steel bar ring 222, wherein the first upper steel bar ring 221 may be one, two or more than three, and the second upper steel bar ring 222 may be one, two or more than three. The central axis of the first upper steel bar ring 221 is perpendicular to the central axis ring of the second upper steel bar. The lower positioning member 7 includes at least one first lower steel bar ring 71 and at least one second lower steel bar ring 72, wherein the first lower steel bar ring 71 may be one, two or more than three, and the second lower steel bar ring 72 may be one, two or more than three. The central axis of the first lower steel bar ring 71 is perpendicular to the central axis of the second lower steel bar ring 72. The first upper steel bar ring 221 is aligned with the first lower steel bar ring 71, and the second upper steel bar ring 222 is aligned with the second lower steel bar ring 72. Specifically, the first upper steel ring 221 includes a first upper horizontal section 2211 and a pair of first upper vertical sections 2212, the two ends of the first upper horizontal section 2211 are respectively connected to the top ends of the two first upper vertical sections 2212, and the bottom end of the first upper vertical section 2212 is connected to the upper end angle frame 21; the first lower steel ring 71 includes a first lower horizontal section 711 and a pair of first lower vertical sections 712, the two ends of the first lower horizontal section 711 are respectively connected to the bottom ends of the two first lower vertical sections 712, and the top end of the first lower vertical section 712 is connected to the wall panel 1; the top of the first upper vertical section 2212 overlaps with the bottom of the first lower vertical section 712 in the x-axis direction, then the first upper steel ring 221 is aligned with the first lower steel ring 71. ; and, the second upper steel bar ring 222 includes a second upper horizontal section 2221 and a pair of second upper vertical sections 2222, the two ends of the second upper horizontal section 2221 are respectively connected to the top ends of the two second upper vertical sections 2222, and the bottom ends of the second upper vertical sections 2222 are connected to the upper end angle frame 21; the second lower steel bar ring 72 includes a second lower horizontal section 721 and a pair of second lower vertical sections 722, the two ends of the second lower horizontal section 721 are respectively connected to the bottom ends of the two second lower vertical sections 722, and the top ends of the second lower vertical sections 722 are connected to the wall panel 1; the top of the second upper vertical section 2222 and the bottom of the second lower vertical section 722 overlap in their projections in the y-axis direction, and the second upper steel bar ring 222 is aligned with the second lower steel bar ring 72.

[0045] See also Figure 5-7In some embodiments, the upper connector 2 includes a plurality of first stirrups 23, at least two first upper reinforcement rings 221, at least two second upper reinforcement rings 222, first stirrups 23 are arranged outside at least two first upper reinforcement rings 221, and first stirrups 23 are arranged outside at least two second upper reinforcement rings 222. Specifically, the first stirrups 23 are spaced apart in the horizontal direction, at least one first stirrup 23 is sleeved outside at least two first upper vertical sections 2212, and at least one first stirrup 23 is sleeved outside at least two second upper vertical sections 2222. The first stirrups 23 can reinforce the first upper reinforcement ring 221 and the second upper reinforcement ring 222. At the actual construction site, the first stirrups 23, the first upper reinforcement ring 221 and the second upper reinforcement ring 222 can be integrated with the wall panel 1 by pouring concrete.

[0046] See also Figure 5-6 A lower connecting column 11 is provided at the bottom end of the wall panel 1. In two adjacent prefabricated building components, when the upper prefabricated building component is aligned with the lower prefabricated building component, the bottom end of the lower connecting column 11 of the upper prefabricated building component is welded to the upper end angle bracket 21 of the lower prefabricated building component, so that the lower connecting column 11 is fixed together with the upper connecting member 2.

[0047] See also Figure 5-7 The upper positioning member 22 includes a first upper extension section 223 and a second upper extension section 224. The first upper extension section 223 is integrally formed with the first upper reinforcing steel ring 221, and the first upper extension section 223 extends toward a side away from the first upper reinforcing steel ring 221 and extends out of the upper end angle frame 21; specifically, the first upper extension section 223 is connected to the first upper vertical section 2212, and the first upper extension section 223 and the first upper reinforcing steel ring 221 are U-shaped as a whole, and the first upper reinforcing steel ring 221 and the upper end angle frame 21 together form a ring-shaped structure, and the first upper extension section 223 extends from the first upper vertical section 2212 toward a direction away from the first upper horizontal section 2211, and a part of the first upper extension section 223 extends out of the upper end angle frame 21, and the part of the first upper extension section 223 extending out of the upper end angle frame 21 is embedded in the wall panel 1, thereby improving the fixing effect of the upper positioning member 22 and the wall panel. The second upper extension section 224 is integrally formed with the second upper steel bar ring 222, and the second upper extension section 224 extends toward a side away from the second upper steel bar ring 222 and extends out of the upper end angle frame 21; specifically, the second upper extension section 224 is connected to the second upper vertical section 2222, and the second upper extension section 224 and the second upper steel bar ring 222 are U-shaped as a whole, and the second upper steel bar ring 222 and the upper end angle frame 21 together form a ring-shaped structure, and the second upper extension section 224 extends from the second upper vertical section 2222 toward a direction away from the second upper horizontal section 2221, and a part of the second upper extension section 224 extends out of the upper end angle frame 21, and the part of the second upper extension section 224 extending out of the upper end angle frame 21 is buried in the wall panel 1, thereby improving the fixing effect of the upper positioning member 22 and the wall panel.

[0048] In the present application, a passage opening 6 is reserved on one side of the prefabricated lattice, the beam 4 is connected to the wall panel 1 through the upper connecting piece 2, and the prefabricated wall 5 is fixed to the beam 4 through the first docking piece 41. The prefabricated lattice, the beam 4 and the prefabricated wall 5 can be prefabricated separately and then assembled at the construction site. Since the fixed position of the prefabricated wall 5 is determined by the position of the first docking piece 41 on the beam 4, the prefabricated wall 5 is not restricted by the floor 3. The user can select a beam 4 with a suitable distance between the first docking piece 41 and the passage opening 6 from different beams 4 according to the actual size of the space to be used, and connect it to the prefabricated lattice, thereby obtaining a prefabricated house of the space size the user wants, thereby improving the flexibility of user selection.

[0049] The scheme of the present application has been described in detail above with reference to the accompanying drawings. In the above embodiments, the descriptions of the various embodiments have their own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments. Those skilled in the art should also be aware that the actions and modules involved in the specification are not necessarily required for the present application. In addition, it can be understood that the steps in the method of the embodiment of the present application can be adjusted in order, merged and deleted according to actual needs, and the modules in the device of the embodiment of the present application can be merged, divided and deleted according to actual needs.

[0050] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A prefabricated building assembly, characterized in that: include: Multiple wall panels; An upper connecting piece, the upper connecting piece being fixed to the top end of the wall panel; A floor slab, wherein the floor slab is connected to the wall slab via the upper connecting piece, the floor slab and a plurality of wall slabs are combined to form a prefabricated grid, and a passage opening is reserved on one side of the prefabricated grid; A crossbeam, one end of which is connected to the wall panel via the upper connecting piece, the crossbeam and the passage opening are located on the same side of the prefabricated grid, the crossbeam extends from the wall panel in a direction away from the passage opening, and the crossbeam is provided with a first docking piece; A prefabricated wall, wherein the prefabricated wall faces the passage opening and is fixed to the crossbeam via the first docking piece.

2. The prefabricated building assembly according to claim 1, characterized in that: It also includes a lower connecting member, which is fixed to the bottom end of the wall panel and is used to be positioned with the upper connecting member.

3. The prefabricated building assembly according to claim 1, characterized in that: The crossbeam includes a beam body, the first docking member includes a T-shaped plate and an anchor, the T-shaped plate is connected to the anchor, the plate surface of the T-shaped plate is attached to the outer surface of the beam body, and the anchor is cast in the beam body; the prefabricated wall is provided with an I-shaped member, and the prefabricated wall is fixed to the T-shaped plate through the I-shaped member.

4. The prefabricated building assembly according to claim 1, characterized in that: The cross beam comprises a beam body, a second docking member and an assembly member, one end of the second docking member is located in the beam body, the other end of the second docking member abuts against the upper connecting member, and the assembly member is respectively fixed to the upper connecting member and the second docking member.

5. A building structure, characterized in that: The invention comprises at least two stacked prefabricated building components according to any one of claims 1 to 4, wherein two adjacent prefabricated building components are fixed to each other via the upper connecting member.

6. The building structure according to claim 5, characterized in that: It also includes a lower positioning member, which is fixed to the lower corner of the wall panel; The upper connecting member includes an upper corner frame and an upper positioning member, wherein the upper corner frame is fixed to the upper corner of the wall panel, and the upper positioning member is connected to the upper corner frame; In two adjacent prefabricated building components, the lower positioning member of the upper prefabricated building component is aligned with the upper positioning member of the lower prefabricated building component.

7. The building structure according to claim 6, characterized in that: The upper positioning member includes at least one first upper steel bar ring and at least one second upper steel bar ring, and the first upper steel bar ring and the second upper steel bar ring are perpendicular to each other; the lower positioning member includes at least one first lower steel bar ring and at least one second lower steel bar ring, and the first lower steel bar ring and the second lower steel bar ring are perpendicular to each other; the first upper steel bar ring is aligned with the first lower steel bar ring, and the second upper steel bar ring is aligned with the second lower steel bar ring.

8. The building structure according to claim 7, characterized in that: The upper connecting member includes a plurality of first stirrups, wherein the number of the first upper reinforcement rings is at least two, the number of the second upper reinforcement rings is at least two, the first stirrups are disposed outside at least two of the first upper reinforcement rings, and the number of the first stirrups are disposed outside at least two of the second upper reinforcement rings.

9. The building structure according to claim 6, characterized in that: The bottom end of the wall panel is provided with a lower connecting column. In two adjacent prefabricated building components, the bottom end of the lower connecting column of the upper prefabricated building component is welded to the upper corner frame of the lower prefabricated building component.

10. The building structure according to claim 7, characterized in that: The upper positioning member includes a first upper extension section and a second upper extension section; the first upper extension section is integrally formed with the first upper steel bar ring, and the first upper extension section extends toward a side away from the first upper steel bar ring and extends out of the upper end angle frame; the second upper extension section is integrally formed with the second upper steel bar ring, and the second upper extension section extends toward a side away from the second upper steel bar ring and extends out of the upper end angle frame.

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