CN111088852A - Modular building connection system - Google Patents

Modular building connection system Download PDF

Info

Publication number
CN111088852A
CN111088852A CN201911393050.XA CN201911393050A CN111088852A CN 111088852 A CN111088852 A CN 111088852A CN 201911393050 A CN201911393050 A CN 201911393050A CN 111088852 A CN111088852 A CN 111088852A
Authority
CN
China
Prior art keywords
main body
connecting arm
modular building
arm
hole
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911393050.XA
Other languages
Chinese (zh)
Inventor
张陕锋
陈奇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cccc Zhenhua Green Construction Technology Co Ltd
Original Assignee
Cccc Zhenhua Green Construction Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cccc Zhenhua Green Construction Technology Co Ltd filed Critical Cccc Zhenhua Green Construction Technology Co Ltd
Priority to CN201911393050.XA priority Critical patent/CN111088852A/en
Publication of CN111088852A publication Critical patent/CN111088852A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
    • E04B1/34315—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts
    • E04B1/34331—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts mainly constituted by three-dimensional elements
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
    • E04B1/34384—Assembling details for foldable, separable, collapsible or retractable structures
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B1/6187—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means on top and/or bottom surfaces of the slabs
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
    • E04B1/38—Connections for building structures in general
    • E04B1/61—Connections for building structures in general of slab-shaped building elements with each other
    • E04B1/6108—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together
    • E04B2001/6191—Connections for building structures in general of slab-shaped building elements with each other the frontal surfaces of the slabs connected together by means on the corners of the slabs

Abstract

The invention discloses a modular building connection system, which comprises a first connecting piece, a second connecting piece and a third connecting piece, wherein the first connecting piece is arranged at the top of a modular building unit; the first connecting piece and the second connecting piece are both integrally formed parts with hollow interiors; the first connecting piece comprises a first main body and three connecting arms, the second connecting piece comprises a second main body and three connecting arms, and the third connecting piece is connected with the top surface of the first main body and the bottom surface of the second main body. The application range is wide, the external vertical surface of the modular building is not influenced, the modular building unit can be completely decorated without reserving an operation window, the structure is simple, and the connection reliability is high.

Description

Modular building connection system
Technical Field
The invention belongs to the technical field of modular buildings, and relates to a modular building connection system.
Background
The modular building is a novel building structure system, each three-dimensional room unit is used as a modular building unit in the system, the production of the modular building units is completed in a factory, the production of the modular building units comprises the installation of ceilings, partition walls, floors and outer wall decorations in the unit interior, water and electricity pipelines and most of soft clothes such as furniture, lamp decorations, bonsais, ornament ornaments and the like, the modular building units are transported to the site to be installed in place after the production procedure is completed, and the modular building connection system is used for combining the complete building. Compared with the traditional construction mode, the modular building has the advantages of controllable engineering quality, short construction period, environmental protection, high industrialization degree and the like.
The present connection of modular building units usually uses container corner fittings and derivatives thereof, which affect the facade, and is generally suitable for non-finished modular building units, and for finished modular building units, an operation window for installing connecting pieces is reserved at the connection position.
Disclosure of Invention
The invention aims to: the modular building connection system is suitable for a fully-finished modular building unit without affecting the outer vertical surface during connection.
The technical scheme of the invention is as follows: a modular building connection system, comprising: a first connector mounted on the top of the modular building unit, a second connector mounted on the bottom of the modular building unit and a third connector for connecting the first connector and the second connector; the first connecting piece and the second connecting piece are both integrally formed parts with hollow interiors;
the first connecting piece comprises a first main body, a first connecting arm, a second connecting arm and a third connecting arm, wherein the first connecting arm, the second connecting arm and the third connecting arm are connected to the first main body, the first connecting arm and the second connecting arm are positioned on the same horizontal plane and are respectively connected to the side surfaces of the first main body, the third connecting arm is connected to the bottom surface of the first main body, and the inner part of the third connecting arm is communicated with the inner part of the first main body;
the second connecting piece comprises a second main body, and a fourth connecting arm, a fifth connecting arm and a sixth connecting arm which are connected to the second main body, wherein the fourth connecting arm and the fifth connecting arm are positioned on the same horizontal plane and are respectively connected to the side surfaces of the second main body, the sixth connecting arm is connected to the top surface of the second main body, and the inside of the sixth connecting arm is communicated with the inside of the second main body;
the third connecting member connects the top surface of the first body and the bottom surface of the second body.
The further technical scheme is as follows: an included angle between the first connecting arm and the second connecting arm corresponds to an included angle between the modular building unit upright post and two beams connected with the top surface, and an included angle between the fourth connecting arm and the fifth connecting arm corresponds to a vertex angle between the modular building unit upright post and two beams connected with the bottom surface;
the included angle of the third connecting arm and the horizontal plane corresponds to the included angle of the modular building unit upright post and the top surface, and the included angle of the sixth connecting arm and the horizontal plane corresponds to the included angle of the modular building unit upright post and the bottom surface.
The further technical scheme is as follows: the third connecting piece comprises a bolt main body and a nut fixed in the middle of the bolt main body;
the top surface of the first main body is provided with a first through hole, the bottom surface of the second main body is provided with a second through hole at a corresponding position, and the first through hole and the second through hole are used for installing the third connecting piece.
The further technical scheme is as follows: the bolt main body is of a torsional shear type, and the third connecting piece further comprises a torsional shear head arranged at one end of the bolt main body; the torsional shear head is used for determining whether the third connecting piece is screwed in place;
the other end of the bolt main body is made into a tip.
The further technical scheme is as follows: the bottom surface of the first main body is provided with a third through hole, and the top surface of the second main body is provided with a fourth through hole;
the inner diameter of the first through hole is equal to the outer diameter of the bolt main body, and threads matched with the bolt main body are arranged on the inner wall of the first through hole;
the inner diameter of the second through hole is larger than the outer diameter of the bolt main body, and the inner diameter of the second through hole is smaller than the outer diameter of the nut;
the inner diameter of the third through hole is larger than the outer diameter of the nut, and the inner diameter of the fourth through hole is larger than the outer diameter of the nut.
The further technical scheme is as follows: the wall thicknesses of the first connecting arm, the second connecting arm, the third connecting arm, the fourth connecting arm, the fifth connecting arm and the sixth connecting arm are greater than or equal to the wall thickness of a modular building unit beam column;
the thickness of the bottom surface and the side surface of the second main body is greater than the wall thickness of the connecting arm, the thickness of the side surface of the first main body is greater than the wall thickness of the connecting arm, and the thickness of the top surface of the first main body is greater than the thickness of the bottom surface of the second main body.
The further technical scheme is as follows: the modular building connection system further comprises a connecting plate placed on top of the first connector or between the first connector and the second connector;
the connecting plate is rectangular and is used for connecting two adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the two first through holes are formed in the connecting plate;
alternatively, the first and second electrodes may be,
the connecting plate is L-shaped and is used for connecting three adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the three first through holes are formed in the connecting plate;
alternatively, the first and second electrodes may be,
the connecting plate is square and is used for connecting four adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the four first through holes are formed in the connecting plate.
The further technical scheme is as follows: and matched through holes are formed in the corresponding positions of the connecting plate and the first connecting arm and/or the second connecting arm.
The further technical scheme is as follows: and the external top corners and edges of the first main body and the second main body are rounded.
The further technical scheme is as follows: and the joint of the first main body and the third connecting arm is subjected to rounding treatment, and the joint of the second main body and the sixth connecting arm is subjected to rounding treatment.
The further technical scheme is as follows: the first connecting arm, the second connecting arm, the third connecting arm, the fourth connecting arm, the fifth connecting arm and the sixth connecting arm are connected with the beam column of the modular building unit by adopting a bevel face.
The further technical scheme is as follows: the side face of the first main body, which is connected with the first connecting arm and the second connecting arm, is provided with a through hole, and the side face of the second main body, which is connected with the fourth connecting arm and the fifth connecting arm, is provided with a through hole.
The invention has the advantages that:
1. the first main body of the first connecting piece is communicated with the inside of the third connecting arm, the second main body of the second connecting piece is communicated with the inside of the sixth connecting arm, the third connecting piece can pass through the inside of the upright post of the modular building, and the top surface of the first main body is connected with the bottom surface of the second main body through the communicated connecting arm and the main body;
2. the included angle of the two connecting arms on the same horizontal plane on the first connecting piece is set to correspond to the included angle between the two beams at the connecting part of the modular building unit upright post and the top surface, the included angle of the third connecting arm and the horizontal plane is set to correspond to the included angle between the modular building unit upright post and the top surface, the included angle of the two connecting arms on the same horizontal plane on the second connecting piece is set to correspond to the included angle between the two beams at the connecting part of the modular building unit upright post and the bottom surface, and the included angle of the sixth connecting arm and the horizontal plane is set to correspond to the included angle between the modular building unit upright post and the bottom surface, so that the first connecting piece and the second connecting piece can meet the connecting requirements of the modular building units with any rules or;
3. the third connecting piece is provided with through holes for installing bolts through bolts with nuts fixed at the middle positions, and the top surface of the first main body and the bottom surface of the second main body are respectively provided with through holes for installing the bolts, so that the first main body and the second main body are reliably connected;
4. the connecting plates corresponding to different requirements are additionally arranged between the first connecting piece and the second connecting piece, so that the horizontal connection can be realized, the modular buildings can be freely connected, the application range is wide, and the combined connection is more flexible;
5. through the through holes matched with the connecting plates are arranged at the corresponding positions on the first connecting arm and/or the second connecting arm, the reliability of connection in the horizontal direction can be improved;
6. whether the third connecting piece is screwed in place during connection can be determined by using a special torsional shear type bolt;
7. one end of the bolt main body is made into a tip, so that a guiding effect can be achieved, and the bolt can conveniently penetrate through the through hole;
8. through the arrangement of the threads matched with the bolt main body in the first through hole of the first main body and the arrangement of the inner diameters of other through holes in a larger manner, through holes with various specifications are designed, and the third connecting piece can pass through and be fastened conveniently;
9. the thickness of the bottom surface and the side surface of the second main body is larger than the wall thickness of the connecting arm, so that the supporting requirement after the bolt is screwed in place can be met, and the thickness of the top surface of the first main body is larger than the thickness of the bottom surface of the second main body, so that the first main body can be used for supporting the weight borne by the upper surface of the first main body on one hand, and the second main body can be used for fastening the bolt on the other hand;
10. by rounding the external top corners and edges of the first main body and the second main body, stress concentration can be avoided, and the safety of the connecting piece is improved; the connecting part of the first main body and the third connecting arm is subjected to rounding treatment, and the connecting part of the second main body and the sixth connecting arm is subjected to rounding treatment, so that stress concentration can be avoided, and the third connecting piece can be guided to pass through;
11. the connection part of the connecting arm and the cross beam or the upright post is made into a bevel face, so that the whole body can keep a plane after connection, and subsequent construction is facilitated;
12. through set up the through-hole in the side of first main part and second main part, considered the heavy demand that subtracts of first main part and second main part, promoted construction convenience.
Drawings
The invention is further described with reference to the following figures and examples:
FIG. 1 is a cross-sectional view of a modular building connection system provided in accordance with one embodiment of the present application;
FIG. 2 is a top view of a first connector provided in accordance with one embodiment of the present application;
FIG. 3 is a bottom view of a first connector provided in accordance with one embodiment of the present application;
FIG. 4 is a top view of a second connector provided in accordance with one embodiment of the present application;
FIG. 5 is a bottom view of a second connector provided in accordance with one embodiment of the present application;
FIG. 6 is a schematic view of the connection in the horizontal direction provided by one embodiment of the present application;
FIG. 7 is a schematic view of the connection in the vertical direction provided by one embodiment of the present application;
FIG. 8 is a schematic view of a third connector provided in accordance with an embodiment of the present application;
FIG. 9 is a cross-sectional view of a modular building connection system including a connection plate according to one embodiment of the present application;
FIG. 10 is a schematic view of a connection plate provided in one embodiment of the present application;
FIG. 11 is a schematic view of an upstream face of a connecting arm provided by one embodiment of the present application;
FIG. 12 is a third connector installation view of the top of the first connector provided in accordance with one embodiment of the present application;
FIG. 13 is a schematic view of the installation of a first connector and a second connector provided in accordance with one embodiment of the present application;
FIG. 14 is a schematic view of the installation of a first connector and a second connector provided in accordance with another embodiment of the present application;
figure 15 is a schematic view of the installation of a modular building connection system and modular building units provided in accordance with one embodiment of the present application.
Wherein: 1. a first connecting member; 2. a second connecting member; 3. a third connecting member; 4. a first body; 5. a first connecting arm; 6. a second connecting arm; 7. a third connecting arm; 8. a second body; 9. a fourth connecting arm; 10. a fifth connecting arm; 11. a sixth connecting arm; 12. a bolt body; 13. a nut; 14. a first through hole; 15. a second through hole; 16. a connecting plate; 17. twisting the head; 18. a third through hole; 19. and a fourth via.
Detailed Description
Example (b):
in the modular building, the connection between the modular building units is divided into the connection of columns and the connection of beams, the connection of beams corresponds to the connection in the horizontal direction, the connection of columns corresponds to the connection in the vertical direction, in the actual connection, the connection in the horizontal direction or the connection in the vertical direction both comprises the conditions of butt joint and oblique joint, namely, the value range of an included angle A between two beams corresponding to a connection node on the horizontal plane is more than 0 degree and less than or equal to 180 degrees, the value range of an included angle B between the column at the connection node and the plane where the top beam is located is more than 0 degree and less than B and less than 180 degrees, and the value range of an included angle C between the column at the connection node and the plane where the bottom beam is located is more than 0 degree and less than C and less than.
In view of the actual connection requirements of a modular building, the present application provides a modular building connection system, which, with reference to fig. 1-14, may include: the building block comprises a first connecting piece 1, a second connecting piece 2 and a third connecting piece 3, wherein the first connecting piece 1 is a connecting piece arranged at the top of a modular building unit, the second connecting piece 2 is a connecting piece arranged at the bottom of the modular building unit, and the third connecting piece 3 is used for connecting the first connecting piece 1 and the second connecting piece 2; the first connecting piece 1 and the second connecting piece 2 are both integrally formed pieces with hollow interiors.
The first connecting piece 1 and the second connecting piece 2 are integrally formed to form a finished node, so that the industrialization and assembly degree is high, and the construction efficiency is improved. Optionally, the material of the integrally formed part may be a metal material, a fiber material, concrete, plastic, or the like, and in practical application, a material meeting the structural strength and rigidity requirements needs to be selected to manufacture the integrally formed part.
With combined reference to fig. 2 and 3, the first connecting member 1 comprises a first body 4, a first connecting arm 5, a second connecting arm 6 and a third connecting arm 7; the first connecting arm 5 and the second connecting arm 6 are positioned on the same horizontal plane and are respectively connected to the side surfaces of the first main body 4; the third connecting arm 7 is connected to the bottom surface of the first body 4, and the inside of the third connecting arm 7 penetrates the inside of the first body 4.
Optionally, an included angle between the first connecting arm 5 and the second connecting arm 6 corresponds to an included angle between two beams at a joint of the column and the top surface of the modular building unit, and an included angle between the third connecting arm 7 and a horizontal plane (a plane where the first connecting arm 5 and the second connecting arm 6 are located) corresponds to an included angle between the column and the top surface of the modular building unit. That is, at the connection node where the first connection member 1 needs to be used, the included angle between the first connection arm 5 and the second connection arm 6 corresponds to the included angle a, and the included angle between the third connection arm 7 and the horizontal plane corresponds to the included angle B, where the horizontal plane refers to an angle formed by the third connection arm 7 and the horizontal plane when the first connection member 1 as a whole and the first connection arm 5 and the second connection arm 6 are located at the horizontal plane.
With combined reference to fig. 4 and 5, the second connecting member 8 comprises a second body 8, a fourth connecting arm 9, a fifth connecting arm 10 and a sixth connecting arm 11; the fourth connecting arm 9 and the fifth connecting arm 10 are positioned on the same horizontal plane and are respectively connected to the side surfaces of the second main body 8; the sixth connecting arm 11 is connected to the top surface of the second body 8, and the inside of the sixth connecting arm 11 penetrates the inside of the second body 8.
Optionally, an included angle between the fourth connecting arm 9 and the fifth connecting arm 10 corresponds to an included angle between two beams at a connection position of the column and the bottom surface of the modular building unit, and an included angle between the sixth connecting arm 11 and a horizontal plane (a plane where the fourth connecting arm 9 and the fifth connecting arm 10 are located) corresponds to an included angle between the column and the bottom surface of the modular building unit. That is, at the connection node where the second connection member 2 is to be used, the included angle between the fourth connection arm 9 and the fifth connection arm 10 corresponds to the included angle a, and the included angle between the sixth connection arm 11 and the horizontal plane corresponds to the included angle C, where the horizontal plane refers to an angle formed by the sixth connection arm 11 and the horizontal plane when the fourth connection arm 9 and the fifth connection arm 10 are located at the horizontal plane position as a whole with respect to the first connection member 1.
Referring to fig. 1 in combination, the third connecting member 3 connects the top surface of the first body 4 and the bottom surface of the second body 8.
Illustratively, for a particular modular building unit configuration, there may be a need for different angled connecting nodes, and with reference to fig. 6 and 7 in combination, fig. 6 shows a schematic connection in the horizontal direction, including regular shaped horizontal connections and irregular shaped horizontal connections, and fig. 7 shows a schematic connection in the vertical direction, including regular shaped vertical connections and irregular shaped vertical connections.
Illustratively, for a typical cubic modular building unit, the angle of the connecting nodes used at the top corners of the cube is generally a right angle.
Fig. 2 and 3 show, by way of example, the case of a right angle, the first connecting arm 5 and the second connecting arm 6 being perpendicular to each other, and the third connecting arm 7 being perpendicular to the plane of the first connecting arm 5 and the second connecting arm 6.
Fig. 4 and 5 show, by way of example, the right angle case, with the fourth and fifth connecting arms 9, 10 perpendicular to each other; the sixth connecting arm 11 is perpendicular to the plane of the fourth 9 and fifth 10 connecting arms. Illustratively, for the case of right angles, the first body 4 and the second body 8 are hollow cubes, the connecting arms being respectively arranged on three adjacent faces of the cube sharing a vertex.
Alternatively, as shown in fig. 2 to 5, the top surface of the first body 4 is provided with a first through hole 14, the bottom surface of the second body 8 is provided with a second through hole 15 at a position corresponding to the first through hole 14, and the first through hole 14 and the second through hole 15 are used for installing the third connecting member 3.
Referring to fig. 8 in combination, the third connecting member 3 may alternatively include a bolt body 12 and a nut 13 fixed at a central position of the bolt body 12.
Optionally, as shown in fig. 8, the bolt body 12 is of a torsional shear type, and the third connecting member 3 further includes a torsional shear head 17 disposed at one end of the bolt body 12; the twist shear head 17 is used to determine whether the third connector 3 is screwed into place. The thread pitch of the bolt main body 12 is coarse threads, and the bolt surface treatment is the same as that of a high-strength bolt for buildings.
Alternatively, as shown in fig. 8, the other end of the bolt body 12 is made sharp. The end of the bolt body 12 is made into a tip, which can play a role in guiding and facilitates the bolt to pass through each through hole for fastening.
Alternatively, referring to fig. 9 in combination, the modular construction connection system further comprises a connection plate 16, the connection plate 16 is placed on top of the first connector 1 or between the first connector 1 and the second connector 2, and modules in all directions on the same horizontal plane can be connected through the connection plate 16. Referring collectively to fig. 10, there is shown a schematic view of the connection plate 16 on top of the first connector 1.
In a first possible implementation, the connecting plate 16 is rectangular and is used for connecting two first connecting pieces 1 adjacent to each other at the same node in the horizontal direction, and through holes corresponding to the first through holes 14 of the two first connecting pieces 1 are formed in the connecting plate 16.
In a second possible implementation, the connecting plate 16 is L-shaped and is used for connecting three first connecting members 1 adjacent to each other at the same node in the horizontal direction, and through holes corresponding to the first through holes 14 of the three first connecting members 1 are formed in the connecting plate 16.
In a third possible implementation, the connecting plate 16 is square and is used for connecting four first connecting pieces 1 adjacent to the same node in the horizontal direction, and through holes corresponding to the first through holes 14 of the four first connecting pieces 1 are formed in the connecting plate 16.
Illustratively, the top corners of the webs 16 may also be rounded to match the rounded edges on the connector.
Optionally, in order to further enhance the reliability of the connection in the horizontal direction, with reference to fig. 1, 2 and 9, the connecting plate 16 and the corresponding position on the first connecting arm 5 and/or the second connecting arm 6 are provided with matching through holes.
Optionally, referring to fig. 1 and 9 in combination, the bottom surface of the first body 4 is provided with a third through hole 18, and the top surface of the second body 8 is provided with a fourth through hole 19; the inner diameter of the first through hole 14 is equal to the outer diameter of the bolt main body 12, and the inner wall of the first through hole 14 is provided with threads matched with the bolt main body 12; the inner diameter of the second through hole 15 is larger than the outer diameter of the bolt main body 12, and the inner diameter of the second through hole 15 is smaller than the outer diameter of the nut 13; the third through hole 18 has an inner diameter larger than the outer diameter of the nut 13, and the fourth through hole 19 has an inner diameter larger than the outer diameter of the nut 13. The inner diameter of the through hole is set to be various specifications, so that the bolt can pass through and be fastened conveniently.
Optionally, referring to fig. 1 and 9 in combination, the wall thickness of the first connecting arm 5, the second connecting arm 6, the third connecting arm 7, the fourth connecting arm 9, the fifth connecting arm 10 and the sixth connecting arm 11 is greater than or equal to the thickness of the beam column of the modular building unit; the thickness of the bottom and side surfaces of the second body 8 is greater than the wall thickness of the connecting arm, the thickness of the side surfaces of the first body 4 is greater than the wall thickness of the connecting arm, and the thickness of the top surface of the first body 4 is greater than the thickness of the bottom surface of the second body 8. Since the bottom surface of the second body 8 needs to support the nut 13 of the third connection member 3, the thickness of the bottom surface is increased, since the first body 4 needs to bear the weight placed thereon, and the first through hole 4 of the first body 4 is used for fastening the bolt, the thickness of the top surface of the first body 4 is thicker, and the thicknesses of other places are differently set, effectively balancing safety and economy.
Alternatively, with combined reference to fig. 1 to 9, the external top corners and edges of the first and second bodies 4 and 8 are rounded. Optionally, the internal corners and edges of the first and second bodies 4, 8 may also be rounded. Stress concentration can be avoided after fillet treatment, and the safety of the connecting piece is improved.
Optionally, referring to fig. 1 to 9, a joint of the first body 4 and the third connecting arm 7 is rounded, and a joint of the second body 8 and the sixth connecting arm 11 is rounded. The connecting part is rounded, so that the third connecting piece 3 can be guided, and the third connecting piece 3 can conveniently penetrate through the through hole. In addition, the shape of the fillet can avoid stress concentration and increase the safety of the connecting piece.
Optionally, referring to fig. 11 in combination, the connection positions of the first connecting arm 5, the second connecting arm 6, the third connecting arm 7, the fourth connecting arm 9, the fifth connecting arm 10 and the sixth connecting arm 11 and the beam column of the modular building unit are slope surfaces. The bevel face is adopted, welding assembly of the connecting arm and the modular building unit beam column is facilitated, the connecting arm and the modular building unit beam column can be welded to form a plane after being connected, smoothness of the appearance is kept, and post-decoration treatment can be facilitated if the modular building does not have decoration.
Alternatively, with combined reference to fig. 1 and 9, for load bearing, the side of the first body 4 connected to the first connecting arm 5 and the second connecting arm 6 is provided with through holes, and the side of the second body 8 connected to the fourth connecting arm 9 and the fifth connecting arm 10 is provided with through holes.
In the practical installation process of the modular building connection system provided by the application, by referring to fig. 12 to 15 in combination, for example, in fig. 12, the top of the first connection member 1 can fix the third connection member 3 through the hanging ring, and in an initial state, the top surface of the third connection member 3 exceeds the top surface of the first connection member 1, so that not only is inspection convenient, but also the section of bolt exceeding the top surface can be used for hoisting.
Referring to fig. 13 and 15, the third connecting member 3 is initially located in the first connecting member 1 of the upper module, after the first and second connecting members 1 and 2 are connected to the modular building unit beam column, the third connecting member 3 can be dropped from the first connecting member 1 of the upper module by a specially designed long screwing tool, and passes through the hollow interior of the column to reach the node positions of the second connecting member 2 of the upper module and the first connecting member 1 of the lower module, and the third connecting member 3 is screwed to fasten the second connecting member 2 of the upper module and the first connecting member 1 of the lower module, and after the twisting head 17 of the bolt body 12 is screwed off, it is indicated that the third connecting member 3 is screwed in place. If the horizontal joint connection is involved, after the lower module is connected, a constructor can put an upper connecting plate 16 on the top of the bottom module, screw the bolt through a through hole on the connecting arm for fixing, then hoist the upper module to the top of the lower module, after the aligning position, the constructor can screw a third connecting piece 3 out of a first connecting piece 1 of the upper module by using a special tool at the top of the upper module, gradually push the third connecting piece 3 down into a second connecting piece 2 of the upper module, gradually screw the third connecting piece 3, so that the third connecting piece 3 is connected with the second connecting piece 2 of the upper module and the first connecting piece 1 of the lower module, and when a twisting head part 17 of a bolt body 3 is twisted off, the third connecting piece 3 reaches the fastening requirement, remove the special tool and continue to connect other joints to complete construction. In practical application, for the first connecting piece or the second connecting piece with different angles, a special screwing tool capable of screwing the third connecting piece inside the first connecting piece or the second connecting piece is arranged so as to meet the screwing requirements of different angles.
Referring to fig. 14 and 15 in combination, the third connecting member 3 is initially positioned in the second connecting member 2 of the upper module, and after the first and second connecting members 1 and 2 are connected to the modular building unit beam column, the third connecting member 3 positioned in the second connecting member 2 of the upper module is screwed along the hollow interior of the column by means of a specially designed long screwing tool, so that the second connecting member 2 of the upper module and the first connecting member 1 of the lower module are fastened, and after the shear head 17 of the bolt body 12 is screwed off, it is shown that the third connecting member 3 is screwed in place. If involve the nodal connection of horizontal direction, after the module connection of lower floor, constructor can put connecting plate 16 at the top of bottom module, twist the bolt fastening through the through-hole on the linking arm, then hoist upper module to the top of lower floor module, after the alignment position, constructor is at the top of upper module, stretch into the cavity inside of stand with special instrument, screw up third connecting piece 3 gradually, make third connecting piece 3 connect the second connecting piece 2 of upper module and the first connecting piece 1 of lower floor module, when waiting to the torsional shear head 17 of bolt main part 3 and screwed up, show that third connecting piece 3 has reached the fastening requirement, get rid of special instrument, continue to connect other nodes and accomplish the construction. In practical application, for the first connecting piece or the second connecting piece with different angles, a special screwing tool capable of screwing the third connecting piece inside the first connecting piece or the second connecting piece is arranged so as to meet the screwing requirements of different angles.
Since the third connecting member 3 can pass through the inside of the column and the inside of the connecting member when connecting the first connecting member 1 and the second connecting member 2, the modular building can have complete decoration, the industrialization and the assembly degree are high, and the construction efficiency of the modular building is improved. The whole structure is simple, the number of connecting parts is small, safety and reliability are realized, the precision requirement on processing and construction is low, the requirements on quick construction and dry construction are met, the precision of a connecting finished product is high, and the performance is the same as that of wet construction.
To sum up, the modular building connected system that this application provided, through lining up the inside of the first main part with first connecting piece and third connecting arm, link up the second main part of second connecting piece and the inside of sixth connecting arm, the third connecting piece can follow the stand of modular building inside through, link up the top surface of first main part and the bottom surface of second main part through linking arm and the main part that link up, owing to can be at roof beam body and the inside connection operation of connecting piece, consequently do not influence the facade of modular building, modular building unit also can take complete fitment, need not reserve operating window, moreover, the steam generator is simple in structure, the connection reliability is high.
In addition, the included angle of the two connecting arms on the same horizontal plane on the first connecting piece is set to correspond to the included angle between the two beams at the connecting part of the modular building unit upright post and the top surface, the included angle of the third connecting arm and the horizontal plane is set to correspond to the included angle between the modular building unit upright post and the top surface, the included angle of the two connecting arms on the same horizontal plane on the second connecting piece is set to correspond to the included angle between the two beams at the connecting part of the modular building unit upright post and the bottom surface, and the included angle of the sixth connecting arm and the horizontal plane is set to correspond to the included angle between the modular building unit upright post and the bottom surface, so that the first connecting piece and the second connecting piece can meet the connecting requirements of the modular building units with any rules.
In addition, the third connecting piece is provided with through holes for installing bolts respectively on the top surface of the first main body and the bottom surface of the second main body by using the bolts with nuts fixed at the middle positions, so that the reliable connection of the first main body and the second main body is realized.
In addition, the connecting plates corresponding to different requirements are additionally arranged between the first connecting piece and the second connecting piece, so that the horizontal connection can be realized, the modular buildings can be freely connected, the application range is wide, and the combined connection is more flexible.
In addition, through arranging through holes matched with the connecting plates at corresponding positions on the first connecting arm and/or the second connecting arm, the reliability of connection in the horizontal direction can be improved.
In addition, by using the twist-shear type bolt, it is possible to determine whether the third connecting member is screwed in place when connected.
In addition, one end of the bolt main body is made into a tip, so that a guiding effect can be achieved, and the bolt can conveniently penetrate through the through hole.
In addition, through set up with bolt main part assorted screw thread in the first through-hole of first main part, and the internal diameter of other through-holes sets up bigger to the through-hole of multiple specification has been designed, the passing through and the fastening of the third connecting piece of being convenient for.
In addition, the thickness of the bottom surface and the side surface of the second main body is larger than the wall thickness of the connecting arm, so that the supporting requirement of the bolt after being screwed in place can be met, and the thickness of the top surface of the first main body is larger than the thickness of the bottom surface of the second main body, so that the weight borne by the upper surface of the first main body can be supported on one hand, and the requirement for fastening the bolt can be met on the other hand.
In addition, the external top corners and edges of the first main body and the second main body are rounded, so that stress concentration can be avoided, and the safety of the connecting piece is improved.
In addition, the connecting part of the first main body and the third connecting arm is subjected to rounding treatment, and the connecting part of the second main body and the sixth connecting arm is subjected to rounding treatment, so that stress concentration can be avoided, and the third connecting piece can penetrate to play a role in guiding.
In addition, the connection position of the connecting arm and the cross beam or the upright post is made into a bevel surface, so that the whole body can keep a plane after connection, and subsequent construction is facilitated.
In addition, through set up the through-hole in the side of first main part and second main part, considered the weight reduction demand of first main part and second main part, increased the reliability of connecting piece.
The terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying a number of the indicated technical features. Thus, a defined feature of "first", "second", may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.
The above-mentioned serial numbers of the embodiments of the present application are merely for description and do not represent the merits of the embodiments.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A modular building connection system, comprising: a first connector mounted on the top of the modular building unit, a second connector mounted on the bottom of the modular building unit and a third connector for connecting the first connector and the second connector; the first connecting piece and the second connecting piece are both integrally formed parts with hollow interiors;
the first connecting piece comprises a first main body, a first connecting arm, a second connecting arm and a third connecting arm; the first connecting arm and the second connecting arm are positioned on the same horizontal plane and are respectively connected to the side surfaces of the first main body; the third connecting arm is connected to the bottom surface of the first main body, and the inside of the third connecting arm is communicated with the inside of the first main body;
the second connecting piece comprises a second main body, a fourth connecting arm, a fifth connecting arm and a sixth connecting arm; the fourth connecting arm and the fifth connecting arm are positioned on the same horizontal plane and are respectively connected to the side surface of the second main body; the sixth connecting arm is connected to the top surface of the second main body, and the inside of the sixth connecting arm is communicated with the inside of the second main body;
the third connecting member connects the top surface of the first body and the bottom surface of the second body.
2. The modular building connection system according to claim 1, wherein the angle between the first and second connecting arms corresponds to the angle between a modular building unit upright and two beams connected to the top surface, and the angle between the fourth and fifth connecting arms corresponds to the angle between a modular building unit upright and two beams connected to the bottom surface;
the included angle of the third connecting arm and the horizontal plane corresponds to the included angle of the modular building unit upright post and the top surface, and the included angle of the sixth connecting arm and the horizontal plane corresponds to the included angle of the modular building unit upright post and the bottom surface.
3. The modular building connection system according to claim 1, wherein the third connection member includes a bolt body and a nut fixed at a central position of the bolt body;
the top surface of the first main body is provided with a first through hole, the bottom surface of the second main body is provided with a second through hole at a corresponding position, and the first through hole and the second through hole are used for installing the third connecting piece.
4. The modular building connection system according to claim 3, wherein the bolt body is of the twist-shear type, the third connector further comprising a twist-shear head disposed at one end of the bolt body; the torsional shear head is used for determining whether the third connecting piece is screwed in place;
the other end of the bolt main body is made into a tip.
5. The modular building connection system according to claim 4, wherein the first body is provided with a third through hole on a bottom surface thereof and a fourth through hole on a top surface thereof;
the inner diameter of the first through hole is equal to the outer diameter of the bolt main body, and threads matched with the bolt main body are arranged on the inner wall of the first through hole;
the inner diameter of the second through hole is larger than the outer diameter of the bolt main body, and the inner diameter of the second through hole is smaller than the outer diameter of the nut;
the inner diameter of the third through hole is larger than the outer diameter of the nut, and the inner diameter of the fourth through hole is larger than the outer diameter of the nut.
6. The modular building connection system of claim 5, wherein the first, second, third, fourth, fifth, and sixth connection arms have a wall thickness greater than or equal to a wall thickness of a modular building unit beam column;
the thickness of the bottom surface and the side surface of the second main body is greater than the wall thickness of the connecting arm, the thickness of the side surface of the first main body is greater than the wall thickness of the connecting arm, and the thickness of the top surface of the first main body is greater than the thickness of the bottom surface of the second main body.
7. The modular building connection system according to claim 3, further comprising a connecting plate placed on top of the first connector or between the first connector and the second connector;
the connecting plate is rectangular and is used for connecting two adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the two first through holes are formed in the connecting plate;
alternatively, the first and second electrodes may be,
the connecting plate is L-shaped and is used for connecting three adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the three first through holes are formed in the connecting plate;
alternatively, the first and second electrodes may be,
the connecting plate is square and is used for connecting four adjacent first connecting pieces at the same node in the horizontal direction, and through holes corresponding to the four first through holes are formed in the connecting plate.
8. The modular building connection system according to claim 7, wherein the connection plate and the corresponding position on the first and/or second connection arm are provided with matching through holes.
9. The modular building connection system according to claim 1, wherein the first and second bodies have rounded external corners and edges;
the joint of the first main body and the third connecting arm is subjected to rounding treatment, and the joint of the second main body and the sixth connecting arm is subjected to rounding treatment;
the first connecting arm, the second connecting arm, the third connecting arm, the fourth connecting arm, the fifth connecting arm and the sixth connecting arm are connected with the beam column of the modular building unit by adopting a bevel face.
10. The modular construction connection system according to any one of claims 1 to 9, wherein the first body is provided with through holes at the side where it is connected to the first and second connection arms and the second body is provided with through holes at the side where it is connected to the fourth and fifth connection arms.
CN201911393050.XA 2019-12-30 2019-12-30 Modular building connection system Pending CN111088852A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911393050.XA CN111088852A (en) 2019-12-30 2019-12-30 Modular building connection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911393050.XA CN111088852A (en) 2019-12-30 2019-12-30 Modular building connection system

Publications (1)

Publication Number Publication Date
CN111088852A true CN111088852A (en) 2020-05-01

Family

ID=70397763

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201911393050.XA Pending CN111088852A (en) 2019-12-30 2019-12-30 Modular building connection system

Country Status (1)

Country Link
CN (1) CN111088852A (en)

Similar Documents

Publication Publication Date Title
DE212016000202U1 (en) Integrated composite building with steel structure
CN109930746B (en) Assembled bamboo-wood beam column, connecting piece, assembling and disassembling method thereof and bamboo-wood structure node
JP4658115B2 (en) Transportable modular building and construction method thereof
CN109811886A (en) A kind of prefabricated buildings structure
WO2015071821A1 (en) Modular prefabricated panel for buildings, in particular for houses
CN211571996U (en) Modular building connection system
CN209989945U (en) Assembled bamboo-wood beam column and connecting piece and bamboo-wood structure node thereof
CN206144001U (en) Combination grid suspended ceiling
JPH0256455B2 (en)
CN111088852A (en) Modular building connection system
Hossain et al. Shear connections with self-tapping screws for cross-laminated timber panels
CN203256899U (en) Demountable modularized combined house
CN216195894U (en) Light trough structure and suspended ceiling
CN113833196A (en) Light trough structure and suspended ceiling
CN204609092U (en) A kind of combined type conversion layer connector
JPH03241129A (en) Prefabricated dwelling house with balcony
CN203716296U (en) All-purpose support for modularized building
CN210151986U (en) Assembled assembly wall
CN112211302A (en) House structure convenient to build
CN219158062U (en) Multifunctional corner connection vertical keel for fast-assembling module wall
CN103741798A (en) Universal support of modular architecture
CN211774525U (en) Grid structure connecting piece
CN111155657A (en) Beam-plate connecting node structure of fabricated framework plate building and connecting method thereof
CN209277381U (en) A kind of construction and decoration steady type ceiling joist construction
CN216380165U (en) Curtain wall transverse and vertical keel connecting structure convenient to install

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination