CN108775076B - Building system with crossbeam building module - Google Patents
Building system with crossbeam building module Download PDFInfo
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- CN108775076B CN108775076B CN201810899431.4A CN201810899431A CN108775076B CN 108775076 B CN108775076 B CN 108775076B CN 201810899431 A CN201810899431 A CN 201810899431A CN 108775076 B CN108775076 B CN 108775076B
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- 238000003780 insertion Methods 0.000 claims description 19
- 230000037431 insertion Effects 0.000 claims description 19
- 210000000078 claw Anatomy 0.000 claims description 6
- 238000005034 decoration Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 7
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 238000009434 installation Methods 0.000 description 20
- 238000000034 method Methods 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 238000011900 installation process Methods 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/343—Structures characterised by movable, separable, or collapsible parts, e.g. for transport
- E04B1/34315—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts
- E04B1/34326—Structures characterised by movable, separable, or collapsible parts, e.g. for transport characterised by separable parts mainly constituted by longitudinal elements
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2421—Socket type connectors
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2451—Connections between closed section profiles
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses a building module member, comprising: the crossbeam is built the module and is built the module with standard, the crossbeam is built the module and is included: the upper section bar member, the lower section bar member, the left section bar member and the right section bar member, the left end part and the right end part of at least one of the upper section bar member and the lower section bar member are provided with first connecting pieces used for being connected with a standard building module, the standard building module is provided with second connecting pieces matched with the first connecting pieces in a connecting mode, the left section bar member and the right section bar member are provided with third connecting pieces used for being connected with the standard building module, and the standard building module is provided with fourth connecting pieces matched with the third connecting pieces in a connecting mode. The invention has the advantages that: the device can be recycled, has good environmental protection, is quick and convenient to assemble and disassemble, and has the advantages of small connection positioning accuracy error, high safety coefficient, small beam deflection and high construction efficiency.
Description
Technical Field
The invention relates to the technical field of exhibition showing, performance and advertisement structure construction, in particular to a construction system with a beam construction module for constructing an exhibition stand, a stage, an advertisement stand and the like.
Background
The existing wall surface building system for building the exhibition stand, the stage and the advertisement stand has the following defects: 1) All the components are made of wood, can be used once, cannot be recycled, wastes forest resources and is poor in environmental protection; 2) The beam and other building members are connected in a welding or cementing or bolting way, so that the connection way is long in disassembly and assembly time, and wastes a large amount of manpower, material resources and financial resources; 3) The connection mode has larger installation error, and finally, the building target cannot be reached due to larger accumulated error; 4) To form a complete building system, in the prior art, the cross beam and other building frames are assembled together by using connecting pieces, then the outer cover decorative plate is installed on the frames, the outer cover decorative plate is disassembled, and then the connected cross beam and other building frames are disassembled, so that the assembly and disassembly are long, and the building efficiency is low; 5) The beams used in the existing construction system are connected with other construction members only at the left end and the right end, so that the safety and stability of the beams are poor, and the risk of collapse exists; 6) The crossbeam that current system of building used is because of length is longer, and the crossbeam middle part produces great subsidence easily, influences and builds the effect, and can't normally be connected with other building members. 7) The beam and other building members have no modularized corresponding relation, and a great deal of work such as cutting, grinding, cutting and the like is required to be performed on the building site, so that the building efficiency is low.
Therefore, a building system with a beam building module, which can be recycled, has good environmental protection, is fast and convenient to assemble and disassemble, has small connection positioning accuracy error, high safety coefficient, small beam deflection and high building efficiency, is needed at present.
Disclosure of Invention
The invention aims to overcome the defects, and provides a building system with a beam building module, which can be recycled, has good environmental protection, is fast and convenient to assemble and disassemble, has small installation and positioning errors, high building efficiency and safety coefficient and small beam deflection.
The technical scheme of the invention is as follows: a building system with beam building modules, characterized by: comprising the following steps: the crossbeam is built the module and is built the module with standard, the crossbeam is built the module and is included: the novel combined type building structure comprises an upper section bar piece, a lower section bar piece, a left section bar piece and a right section bar piece, wherein the left end and the right end of at least one of the upper section bar piece and the lower section bar piece are provided with first connecting pieces which are used for being connected with a standard building module, the standard building module is provided with second connecting pieces which are connected and matched with the first connecting components, the left section bar piece and the right section bar piece are provided with third connecting pieces which are used for being connected with the standard building module, and the standard building module is provided with fourth connecting pieces which are connected and matched with the third connecting components.
Preferably, the beam building module further comprises: and the oblique section bar piece is positioned between the upper section bar piece and the lower section bar piece, and the oblique section bar piece is detachably connected with the upper section bar piece and the lower section bar piece.
Preferably, the first or third connecting piece is a positioning fixing pin, and the second or fourth connecting piece is a positioning fixing pin lock piece respectively; or the first or third connecting piece is a positioning and fixing pin locking piece, and the second or fourth connecting piece is a positioning and fixing pin correspondingly; the positioning fixing pin includes: the positioning fixing pin lock piece is provided with a first hole and a second hole which are communicated with each other, the size of the opening of the first hole allows the column head to pass through the first hole, and the size of the opening of the second hole does not allow the column head to pass through the second hole but allows the column rod to pass through the second hole.
Preferably, the third connector comprises a locating peg and the fourth connector comprises a locating peg; or the third connecting piece comprises a positioning plug piece, and the fourth connecting piece comprises a positioning plug piece; the locating peg comprises: the bolt head part is connected with the bolt rod part, and a groove or a hole for inserting the positioning bolt piece is formed in the positioning bolt accommodating piece; when the locating pegs or locating receptacles of the beam building module are inserted into the locating receptacles or locating pegs of the standard building module, the beam building module is prevented from being moved away from the standard building module in a direction different from the insertion direction of the locating pegs into the locating receptacles.
Preferably, the standard building module comprises a square section bar frame, the upper, lower, left and right section bar members and the section bars of the square section bar frame are respectively provided with a cavity and a groove extending along the longitudinal length direction of the section bar, the upper surface of the upper section bar member, the lower surface of the lower section bar member, the left surface of the left section bar member, the right surface of the right section bar member, the upper surface of the upper section bar member, the lower surface of the lower section bar member, the left surface of the left section bar member and the right surface of the right section bar member are respectively provided with the grooves, the positioning fixing pins are arranged on the bottoms of the grooves, the positioning fixing pin locking members are arranged in the cavities, and the positioning bolt members and the positioning bolt receiving members are arranged on the bottoms of the grooves.
Preferably, at least one of the standard building module and the cross beam building module comprises a finishing.
Preferably, the column head part is a spherical column head, the column head part is a cylindrical column head, the column head part comprises a small-diameter column head and a large-diameter column head which are connected, one end of the small-diameter column head is connected with the column head part, the other end of the small-diameter column head is connected with the large-diameter column head, the diameter of the small-diameter column head is smaller than that of the spherical column head, one end of the large-diameter column head is connected with the small-diameter column head, and the other end of the large-diameter column head is connected with a section bar member of the beam building module or a section bar of the standard building module; the positioning and fixing pin locking piece is a hollow tube with a circular cross section, the first hole is a circular hole, and the second hole is a strip hole extending along the circumferential direction of a circular ring with the cross section of the hollow tube; at least one end of the hollow tube is provided with a claw part for driving the hollow tube to rotate; the hollow tube is internally and fixedly provided with a column head friction limiting piece, when the column head is inserted into the first hole and the hollow tube rotates around the tube shaft of the hollow tube, the column rod part enters the second hole, and the column head friction limiting piece is in friction contact with the column head; the width of the elongated aperture allows the small diameter struts to enter the elongated aperture but does not allow the small diameter struts to move in the width direction of the elongated aperture.
Preferably, the positioning peg comprises: a first insertion hole for inserting the bolt head and a second insertion hole for inserting the bolt rod, wherein the size of an opening of the second insertion hole does not allow the bolt head to pass through; the positioning plug-holding piece is a hollow pipe, the first jack is a pipe cavity of the hollow pipe, the second jack is a strip-shaped hole which is arranged on the pipe wall of the hollow pipe and extends longitudinally along the hollow pipe, and one end of the strip-shaped hole extends to the end part of the hollow pipe; the bolt portion includes: the plug bolt comprises a plug bolt rod and a fixed bolt rod, one end of the plug bolt rod is connected with the bolt head, the other end of the plug bolt rod is connected with the fixed bolt rod, the fixed bolt rod is fixed on a section bar member of the beam building module or a section bar of the standard building module, and the plug bolt rod is inserted into the second insertion hole.
Preferably, the building system further comprises a positioning lock, the positioning lock comprises a lock bolt which can extend and retract, the positioning lock is arranged on a section bar member of the beam building module or a section bar member of the standard building module, and correspondingly, a lock hole for inserting the lock bolt is formed on the section bar member of the standard building module or the section bar member of the beam building module.
Preferably, the lengths of the upper and lower profile bars are multiples of the profile length of the square profile frame, and the lengths of the left and right profile bars are equal to the profile length of the square profile frame.
Preferably, the beam building module is in the same vertical plane as the standard module.
The beam building module and the standard building module at the left and right ends of the lower section bar of the beam building module are connected and installed by taking the example that the positioning fixing pins are arranged at the positions close to the left and right ends of the lower section bar of the beam building module and the positioning fixing pin locking pieces are arranged on the upper section bar of the standard building module as an example: the column head part of the positioning fixing pin of the lower section bar member is inserted into the first hole of the positioning fixing pin lock member of the upper section bar of the standard building module, then the positioning fixing pin lock member is rotated, a special rotating tool can be adopted for the rotating positioning fixing pin lock member, the column rod part enters into the second hole of the positioning fixing pin lock member due to the rotation of the positioning fixing pin lock member, and the column head part is blocked in the second hole and can not be pulled out due to the fact that the opening area of the second hole is smaller than the largest cross section area of the column head part, so that the connection and the fixation of the beam building module and the standard building module at the left end and the right end of the lower part of the beam building module are realized. The disassembly process is the opposite of the connection installation process.
Taking the example that the left section bar piece of the beam building module is provided with a positioning bolt piece, the right section bar piece is provided with a positioning bolt receiving piece, the right section bar of the standard building module is provided with a positioning bolt receiving piece, and the left section bar is provided with a positioning bolt piece, the connecting and mounting process of the beam building module and the standard building modules on the left side and the right side of the beam building module of the building system is described: firstly, the beam building module and the standard building module are staggered by a certain distance in the direction of inserting the positioning bolt piece into the positioning bolt piece, then the left side or the right side of the beam building module is abutted against the right side or the left side of the standard building module, then the positioning bolt piece is inserted into the positioning bolt piece, the bolt head is inserted into the first jack, the bolt rod part is inserted into the second jack, and the bolt rod part can be inserted into the second jack just because the size of the opening of the second jack does not allow the bolt head to pass through and the bolt head is abutted against the inner wall surface of the positioning bolt piece, namely, the inserting bolt rod is not allowed to move along the width direction of the second jack, so that the two building modules can be accurately installed and positioned in the width direction of the second jack and the length direction of the bolt rod part. And then the lock bolts of the positioning locks on the beam building modules or the standard building modules extend out and are inserted into lock holes on the standard building modules or the beam building modules, the lock holes are sized to allow the lock bolts to be inserted but not to allow the lock bolts to move up and down and left and right in the lock holes, and accurate installation and positioning of the two building modules in the insertion direction of the positioning bolt pieces into the positioning bolt receiving pieces can be realized. Finally, accurate installation and positioning are realized between the two building modules in all directions, connection and installation errors are reduced, and the connection and installation process essentially only needs two steps of inserting the positioning bolt into the positioning containing bolt and inserting the lock bolt of the positioning lock into the lock hole, so that the installation process is very simple and quick. The disassembly process is the opposite of the connection installation process.
Compared with the prior art, the invention has the beneficial effects that:
1) The crossbeam building module, the standard building module, the positioning fixing pin, the positioning bolt containing bolt and the positioning lock of the building system are preferably made of metal, the overlay decorative part is made of plastic, all parts can be recycled, the waste of forest resources is avoided, and the environment friendliness is good.
2) Because the beam is built the module and is standard to build the module between be connected only need with the location fixed pin lock piece in, make the fixed pin lock piece of location rotate these two steps, perhaps the beam is built the module and is built the module between the left and right sides standard and only need insert the location bolt piece in the location appearance bolt piece one installation step, perhaps increase the location lock and insert the lockhole and constitute two installation steps, compare with traditional bolted connection, welding, build the connection and split between the module very convenient and fast, saved manpower, materials financial resources greatly.
3) The beam building module and the standard building module of the building system are standard components, the customization period is greatly shortened, and the economic cost is greatly reduced.
4) The beam building module and the standard building module can be accurately installed and positioned, and connection installation errors are greatly reduced.
5) When the crossbeam is built the module and is put up the module with the standard and put up the module and put together, the section bar member sets up with the section bar relatively, and location fixed pin, locating bolt spare, location are held bolt spare and location lock and are all hidden in the space that section bar member and section bar's relative recess formed, can't see these coupling assembling from outside, this makes the whole aesthetic property that builds the system good.
6) The crossbeam is built the module and can be connected the top facing decorative part on the frame when leaving factory with the standard, in the assembly process of two building the module, compare traditional bolted connection mode, need not to lift off the top facing decorative part and can accomplish the connection of two building the module, saved installation time greatly, improved installation effectiveness.
7) Because the crossbeam is built the module and is not only linked to each other with the standard and builds the module about the side, still is connected with the standard and builds the module at both ends about the downside, and crossbeam is built the module and is located the coplanar with the standard and build the module, has improved crossbeam greatly and has built the stability and the factor of safety of module.
8) The crossbeam is built the module and is truss structure, and the downside of crossbeam is built the module and is had the standard to build the module support about both ends, has greatly reduced the crossbeam and has built the deflection of module, and the crossbeam middle part does not have the displacement of sinking.
Drawings
Figure 1 is an exploded perspective schematic view of a square profile frame of a standard building module according to an embodiment of the invention.
Fig. 2 is a perspective schematic view of a positioning fixing pin according to an embodiment of the present invention.
Fig. 3 is a schematic perspective view of a positioning pin lock according to an embodiment of the present invention when a hollow round tube is used.
Fig. 4 is another perspective view of a positioning pin lock according to an embodiment of the present invention when a hollow round tube is used.
Fig. 5 is a schematic perspective view of an embodiment of the invention in which a positioning fixing pin is inserted into a first hole of a hollow circular tube and the hollow circular tube is not rotated.
Fig. 6 is a schematic perspective view showing a positioning pin inserted into a first hole of a hollow circular tube and rotated 90 degrees.
Fig. 7 is a schematic perspective view showing a cross-section of a positioning pin inserted into a first hole of a hollow circular tube and rotated 90 degrees.
Fig. 8 is a perspective schematic view of a friction limiter at the column head according to an embodiment of the invention.
Fig. 9 is a perspective schematic view of a stop collar according to an embodiment of the present invention.
FIG. 10 is a schematic perspective view of a positioning pin according to an embodiment of the present invention.
FIG. 11 is a schematic perspective view of a positioning plug according to an embodiment of the present invention.
FIG. 12 is a schematic perspective view of a positioning mounting plate according to an embodiment of the invention.
FIG. 13 is a schematic perspective view of an embodiment of the present invention showing the positioning pin and positioning receptacle in a connected state.
FIG. 14 is a schematic perspective view, partially in section, of one embodiment of the present invention with the locating pegs and locating receptacles in an interconnected in-place state.
FIG. 15 is a schematic top view of an embodiment of the present invention showing the positioning pins and positioning receptacles in a connected state.
Fig. 16 is a schematic cross-sectional view of a lock according to an embodiment of the present invention, in which the lock bolt of the lock is in a retracted state.
Fig. 17 is an exploded perspective schematic view of a lock according to an embodiment of the present invention.
Fig. 18 is a perspective schematic view of the lock in the retracted state of the lock bolt according to an embodiment of the invention.
Fig. 19 is a perspective schematic view of the lock in the extended state of the lock bolt according to an embodiment of the invention.
Figure 20 is a schematic bottom view of a standard building module according to an embodiment of the invention.
Fig. 21 is a schematic perspective view of a standard building block according to an embodiment of the invention.
Figure 22 is another perspective schematic view of a standard building module according to an embodiment of the invention.
Figure 23 is a further perspective schematic view of a standard building module according to an embodiment of the invention.
Fig. 24 is a schematic perspective view of a beam building module according to an embodiment of the present invention without a finishing section.
Figure 25 is a schematic perspective view of a beam building module according to an embodiment of the invention assembled with a standard building module.
Fig. 26 is a cross-sectional view of upper, lower, left, and right profile bars of a beam building module according to an embodiment of the present invention.
Figure 27 is a perspective view of an angle of a beam building module according to an embodiment of the invention in an upcoming connection with a standard building module.
Figure 28 is a perspective view of another angle of a beam building module according to an embodiment of the invention in an upcoming connection with a standard building module.
Figure 29 is a partial perspective view of a beam building module in accordance with an embodiment of the present invention in an impending connection with a standard building module.
Detailed Description
The invention is further described with reference to the drawings and the detailed description below:
Referring to figures 1-29, a construction system comprising: the standard building module comprises a square section frame formed by sections, the square section frame is formed by connecting four identical sections 1,2, 3 and 4 from top to bottom, left and right through a frame corner connecting piece 5, the upper section and the lower section of the square section frame are respectively provided with a positioning fixing pin 6 and a positioning fixing pin locking piece 7, the positioning fixing pin locking piece is a round hollow tube, the right section and the left section of the square section frame are respectively provided with a positioning bolt piece 8 and a positioning bolt containing piece 9, the standard building module also comprises a cover decoration part 10 fixed on two sides of the square section frame, and the cover decoration part is fixedly arranged on the square section frame before the standard building module leaves a factory; the upper, lower, left and right side surfaces of the upper, lower, left and right section bars are respectively provided with a groove 11, the groove bottom 12 of the groove is provided with three first through holes 13, two second through holes 14, a third through hole 15 is further formed, the second through holes are positioned at the outer sides of the first through holes and are close to the end parts of the section bars, the section bars are provided with cavities 16 extending along the longitudinal length direction of the section bars, frame corner connectors are inserted into the cavities of the adjacent two section bars, namely, the frame corner connectors are positioned near the two ends of the section bars, the middle parts of the cavities of the upper and lower section bars are further inserted with first supporting pieces 17, the middle parts of the cavities of the left and right section bars are also inserted with second supporting pieces 18, and the frame corner connectors and the first supporting pieces are respectively provided with first through holes 19 for positioning fixing pins to pass through and second through holes 20 for a round hollow tube to pass through.
The upper surface mounting of the square section bar frame of standard building module's upper section bar 1 has three same location fixed pin, is located near the both ends and the middle part of section bar respectively, and the location fixed pin includes: the cylindrical large-diameter pole 21, the cylindrical small-diameter pole 22, the cylindrical installation pole 23 and the spherical pole head 24, the one end of large-diameter pole links to each other with the installation pole, the one end of small-diameter pole passes through transition portion 25 with the other end of large-diameter pole, the other end of small-diameter pole is connected with spherical pole head, the diameter of large-diameter pole is greater than the diameter of spherical pole head, the diameter of small-diameter pole is less than the diameter of spherical pole head, the one end of the large-diameter pole of the location fixed pin near upper section bar both ends passes first through-hole, the installation pole passes first jack and fix on the frame corner connecting piece, the one end of the large-diameter pole of the location fixed pin at upper section bar middle part passes first through-hole, the installation pole passes first jack and fix on first support piece.
The circular hollow pipe is inserted into the corner connecting piece in the cavity of the lower section bar 2 and the second insertion hole of the first supporting piece, three groups of holes are formed in the pipe wall of the circular hollow pipe, each group of holes consists of a first hole 26 and a second hole 27 which are mutually communicated, the horizontal projection shape of the first hole is the same as that of the head of the spherical column, the size of the first hole enables the spherical column head to exactly enter the first hole, the second hole is a strip hole extending along the circumferential direction of the cross section of the circular hollow pipe, the width of the strip hole just allows a small-diameter post rod to enter the strip hole, but does not allow the small-diameter post rod to move along the width direction of the strip hole, two ends of the circular hollow pipe are provided with claw parts 28 which are used for being matched with a rotating tool to enable the circular hollow pipe to rotate 90 degrees clockwise around the pipe axis, the claw parts penetrate through the second holes on the corner connecting piece of the frame and enter the second through holes of the left section bar 3 and the right section bar, and the second through holes of the left section bar 4, and when the circular hollow pipe is in a state, the rectangular connecting piece of the square section bar 2 of a standard building module is inserted into the first insertion hole of the cavity of the lower section bar frame of the standard building module and the first insertion hole right faces to the first insertion hole of the first supporting piece; the column head friction limiting piece 29 is fixedly arranged in the circular hollow tube at the position corresponding to the second hole, a strip-shaped groove 30 for a small-diameter pole to enter is formed in one side of the column head friction limiting piece, the width of the strip-shaped groove is the same as that of the second hole, a groove 31 which can form friction with the spherical column head is formed in the surface of the column head friction limiting piece facing the tubular shaft of the circular hollow tube, and the surface of the column head friction limiting piece, which is away from the tubular shaft of the circular hollow tube, is provided with a cambered surface shape 32 which is adaptive to the inner wall of the circular hollow tube. To facilitate the installation of the locating pin, a slot 33 is also provided in the large diameter post for facilitating the clamping of the tool. In addition, the first support piece is fixed in the section bar, the fixed pin locking piece of location includes spacing ring 34, spacing ring and first support piece fixed connection, set up the spacing draw-in groove 35 that extends along the circumferencial direction of the cross section of circular hollow tube on the surface of circular hollow tube, insert the inner ring periphery 36 that is equipped with the spacing ring in the spacing draw-in groove, the outer ring periphery 37 of spacing ring stretches out spacing draw-in groove and support and lean on the first support piece. The circular hollow tube is thereby prevented from moving in the direction of its tube axis relative to the first support and the frame corner connection. In addition, a first limit bolt 38 is fixed on the circular hollow tube, and a second limit bolt 39 and a third limit bolt 40 are fixed on the first support member, when the circular hollow tube rotates clockwise around the tube axis by a certain angle, the first limit bolt and the second limit bolt are abutted against the circular hollow tube to prevent the circular hollow tube from continuing to rotate clockwise, and when the circular hollow tube rotates anticlockwise around the tube axis by a certain angle, the first limit bolt and the third limit bolt are abutted against the circular hollow tube to prevent the circular hollow tube from continuing to rotate anticlockwise. Thus, the round hollow tube can be ensured to rotate in place without excessive rotation.
The groove bottom 12 of the groove of the right side surface of the right section bar 4 of the square section bar frame is provided with two identical positioning bolts, the position of the second supporting piece 18 in the cavity 16 of the right section bar corresponds to the position of the positioning bolts, and the positioning bolts comprise: the disc-shaped bolt head 41, a cylindrical plug bolt rod 42, a fixed bolt rod 43 and a positioning mounting plate 44, wherein one end of the plug bolt rod is connected with the disc-shaped bolt head, the other end of the plug bolt rod is connected with the fixed bolt rod, the positioning mounting plate abuts against the bottom of the groove, two first mounting holes 45 are formed in the positioning mounting plate, the fixed bolt rod sequentially penetrates through one first mounting hole and one third through hole 15 and then is fixedly connected with the second supporting piece 18, and a bolt (not shown) sequentially penetrates through the other first mounting hole and the other third through hole 15 and then is fixedly connected with the second supporting piece 18;
The groove bottom 12 of the groove on the left side surface of the left section of the square section frame is provided with two positioning bolt-holding pieces, the position of the second supporting piece 18 in the left section cavity 16 corresponds to the position of the positioning bolt-holding pieces, the positioning bolt-holding pieces are hollow rectangular pipe fittings with openings at the upper end and the lower end, the pipe cavity of each hollow rectangular pipe fitting is an insertion hole 46 for inserting a disc-shaped bolt head, one pipe wall 47 of each hollow rectangular pipe fitting is provided with two identical strip-shaped holes 48 which extend longitudinally along the hollow rectangular pipe fitting and are collinear, one ends 49 of the two strip-shaped holes close to each other are not communicated, the other ends 50 of the two strip-shaped holes far away from each other extend to the end parts of the hollow rectangular pipe fitting, and the width of each strip-shaped hole just allows the insertion bolt rod to be inserted but does not allow the disc-shaped bolt head to pass through; two second mounting holes 52 are formed in the other side pipe wall 51 of the hollow rectangular pipe fitting, the one side pipe wall is opposite to the other side pipe wall, the other side pipe wall abuts against the groove bottom 12 of the groove, and bolts (not shown) sequentially pass through the second mounting holes and the third through holes 15 and are fixedly connected with the second supporting piece 18;
The standard building module further comprises a positioning lock 53 comprising: a latch houses a hollow tube 54, a latch, a spring 55, the latch comprising: the lock bolt rod 56 and the positioning lock bolt head 57 which cannot enter the lock bolt accommodating hollow pipe are accommodated in the pipe cavity of the lock bolt accommodating hollow pipe, one end of the lock bolt rod is connected with the positioning lock bolt head, the other end of the lock bolt rod is fixedly provided with the pressing plate 58, the inner wall of the lock bolt accommodating hollow pipe is provided with a pressing part 59 for pressing the spring, the spring is pressed between the pressing plate and the pressing part, the lock bolt rod is provided with a pull rod 60 at a position close to the positioning lock bolt head, one end of the lock bolt accommodating hollow pipe close to the positioning lock bolt head is provided with a first rod clamping groove 61 and a second rod clamping groove 62 which extend along the length direction of the lock bolt accommodating hollow pipe, and the depth of the first rod clamping groove is larger than that of the second rod clamping groove; the periphery of the lock bolt accommodating hollow tube is provided with a mounting plate 63, one end of the lock bolt accommodating hollow tube, which is far away from the positioning lock bolt head, sequentially passes through the second through hole 14 on the right side surface of the right section of the square section frame and the second penetrating hole 20 on the frame corner connecting piece, the mounting plate abuts against the bottom 12 of the groove, a third mounting hole 64 is formed in the mounting plate, and a bolt (not shown) sequentially passes through the third mounting hole and the third through hole 15 and is fixedly connected with the frame corner connecting piece; the second through hole 14 on the left side surface of the left section of the square section frame serves as a locking hole for cooperation with the positioning latch head, which is dimensioned to allow insertion of the positioning latch head but not movement of the positioning latch head in the locking hole, the pull rod being located in the first rod clamping groove when the positioning latch head abuts against the end of the latch receiving hollow tube, and the pull rod being located in the second rod clamping groove when the positioning latch head is inserted into the locking hole.
The crossbeam building module includes: the device comprises a rod frame formed by an upper section rod 67, a lower section rod 68, a left section rod 69 and a right section rod 70 and an inclined section rod 71 positioned between the upper section rod and the lower section rod, wherein the inclined section rod is detachably connected with the upper section rod and the lower section rod through 45-degree angle codes 72; in order to increase the overall connection stability of the rod frame, a detachable 90-degree angle brace 73 can be arranged between the upper and lower section rod pieces and the left and right section rod pieces, or the left and right section rod pieces are detachably connected with the adjacent oblique section rod pieces through a 45-degree angle brace 72. All profile bars of the beam building module have the same cavity shape and dimensions as the profiles of the standard building module.
In an embodiment, the left profile bar of the beam building module has the same structure as the left profile bar of the standard building module, the right profile bar of the beam building module has the same structure as the right profile bar of the standard building module, and the left and right profile bars of the beam building module have the same structure as the upper profile bar of the standard building module, except that the frame corner connecting piece for supporting the positioning fixing pin and the positioning fixing pin locking piece is replaced by the first supporting piece, the structure of one side of the profile bar facing the center direction of the bar frame is different from the structure of one side of the profile bar facing the center of the profile frame.
In another embodiment, the left profile bar of the beam building module has the same structure as the upper profile bar of the standard building module, the right profile bar of the beam building module has the same structure as the lower profile bar of the standard building module, and the left profile bar of the beam building module has the same structure as the upper profile bar of the standard building module, the left profile bar of the beam building module has the same structure as the lower profile bar of the standard building module, and the left and right profile bars of the beam building module have the same structure as the upper profile bar of the standard building module, except that the frame corner connecting pieces for supporting the positioning fixing pins and the positioning fixing pin locking pieces are replaced by the first supporting pieces, and the structure of one side of the profile bar in the center direction of the bar frame is different from the structure of the profile bar in the center direction of the profile bar frame.
The term "identical structure" as used herein includes the structure of the profile itself, the connection assembly, the specific structure of the connection assembly, and the connection relationship of the connection assembly to the profile.
Of course, the profile bars of the beam building modules may have the same cross section and cross dimension as the profiles of the standard building modules.
Taking the embodiment as an example, when the left and right end accessories of the lower section bar of the crossbeam building module are connected with the standard building module, the upper section bar of the standard building module with the positioning fixing pin is opposite to the left and right ends of the lower section bar of the crossbeam building module with the round hollow tube, at this time, the spherical column head of the positioning fixing pin is sequentially inserted into the first through hole on the lower section bar of the upper crossbeam building module, the first through hole of the first supporting piece and finally enters the first hole on the round hollow tube, a part of the small-diameter pole also enters the first hole, and the large-diameter pole enters the first through hole. At this time, a special rotating tool (not shown) is inserted into the second through hole of the upper beam building module with the clamping claw part, the special rotating tool is clamped with the clamping claw part, the special rotating tool is rotated by 90 degrees, the round hollow pipe is also rotated by 90 degrees around the pipe shaft, at this time, the small-diameter pole enters the second hole, the spherical pole head is clamped in the pipe cavity of the round hollow pipe and cannot be separated, and the friction limiting piece of the pole head is in friction contact with the spherical pole head to be abutted against, so that the pole head is prevented from being separated from the round hollow pipe due to reverse rotation of the round hollow pipe.
And the connection mode of the accessories at the left end and the right end of the upper section bar of the crossbeam building module and the lower section bar of the standard building module is the same as that of the upper section.
When the right section bar of the standard building module is connected with the left section bar member of the cross beam building module, the disc-shaped plug head on the right section bar is inserted into the insertion hole from the upper end opening of the hollow rectangular pipe fitting of the left section bar member, the surface 65 of the disc-shaped plug head connected with the plug rod is just abutted against the inner wall surface 66 of the pipe wall 47 on one side, the plug rod is just inserted into the strip-shaped hole and is abutted against the end 49 of the strip-shaped hole, and the pull rod is pulled out from the first rod clamping groove and rotates for a certain angle around the pipe shaft of the hollow pipe which is accommodated by the lock rod, so that the pull rod is clamped into the second rod clamping groove, and the positioning lock rod head on the right section bar is inserted into the lock hole on the left section bar member.
The connection mode of the left section bar of the standard building module and the right section bar of the cross beam building module is the same as that of the upper section.
The invention has the advantages that: 1) The crossbeam building module, the standard building module, the positioning fixing pin, the positioning bolt containing bolt and the positioning lock of the building system are preferably made of metal, the overlay decorative part is made of plastic, all parts can be recycled, the waste of forest resources is avoided, and the environment friendliness is good.
2) Because the beam is built the module and is standard to build the module between be connected only need with the location fixed pin lock piece in, make the fixed pin lock piece of location rotate these two steps, perhaps the beam is built the module and is built the module between the left and right sides standard and only need insert the location bolt piece in the location appearance bolt piece one installation step, perhaps increase the location lock and insert the lockhole and constitute two installation steps, compare with traditional bolted connection, welding, build the connection and split between the module very convenient and fast, saved manpower, materials financial resources greatly.
3) The beam building module and the standard building module of the building system are standard components, the customization period is greatly shortened, and the economic cost is greatly reduced.
4) The beam building module and the standard building module can be accurately installed and positioned, and connection installation errors are greatly reduced.
5) When the crossbeam building module is combined with the standard building module, the positioning fixing pin, the positioning bolt piece, the positioning bolt containing piece and the positioning lock are hidden in the section bar piece and the section bar, and the overall attractiveness of the building system is good.
6) The crossbeam is built the module and can be connected the top facing decorative part on the frame when leaving factory with the standard, in the assembly process of two building the module, compare traditional bolted connection mode, need not to lift off the top facing decorative part and can accomplish the connection of two building the module, saved installation time greatly, improved installation effectiveness.
7) Because the crossbeam is built the module and is not only linked to each other with the standard and builds the module about the side, still is connected with the standard and builds the module at both ends about the downside, and crossbeam is built the module and is located the coplanar with the standard and build the module, has improved crossbeam greatly and has built the stability and the factor of safety of module.
8) The crossbeam is built the module and is truss structure, and the downside of crossbeam is built the module and is had the standard to build the module support about both ends, has greatly reduced the crossbeam and has built the deflection of module, and the crossbeam middle part does not have the displacement of sinking.
Modifications and variations of the above embodiments will be apparent to those skilled in the art in light of the above teachings. Therefore, the invention is not limited to the specific embodiments disclosed and described above, but some modifications and changes of the invention should be also included in the scope of the claims of the invention. In addition, although specific terms are used in the present specification, these terms are for convenience of description only and do not limit the present invention in any way.
Claims (7)
1. A building system with beam building modules, characterized by: comprising the following steps: the crossbeam is built the module and is built the module with standard, the crossbeam is built the module and is included: the standard building module is provided with a second connecting piece which is connected and matched with the first connecting piece, the left section bar member and the right section bar member are provided with a third connecting piece which is connected and matched with the standard building module, and the standard building module is provided with a fourth connecting piece which is connected and matched with the third connecting piece;
The beam building module further includes: the oblique section bar piece is positioned between the upper section bar piece and the lower section bar piece, and the oblique section bar piece is detachably connected with the upper section bar piece and the lower section bar piece;
the first or third connecting piece is a positioning fixing pin, and the second or fourth connecting piece is a positioning fixing pin locking piece correspondingly; or the first or third connecting piece is a positioning and fixing pin locking piece, and the second or fourth connecting piece is a positioning and fixing pin correspondingly; or the third connecting piece comprises a positioning bolt piece, and the fourth connecting piece comprises a positioning bolt receiving piece; or the third connecting piece comprises a positioning plug piece, and the fourth connecting piece comprises a positioning plug piece; the positioning fixing pin includes: the positioning and fixing pin lock piece is provided with a first hole and a second hole which are communicated with each other, the size of the opening of the first hole allows the column head to pass through the first hole, and the size of the opening of the second hole does not allow the column head to pass through the second hole but allows the column rod to pass through the second hole; the locating peg comprises: the bolt head part is connected with the bolt rod part, and a groove or a hole for inserting the positioning bolt piece is formed in the positioning bolt accommodating piece; when the positioning bolt piece or the positioning bolt receiving piece of the cross beam building module is inserted into the positioning bolt piece or the positioning bolt piece of the standard building module, the cross beam building module is prevented from being far away from the standard building module in a direction different from the insertion direction of the positioning bolt piece into the positioning bolt receiving piece;
The standard building module comprises a square section bar frame, the upper surface of the upper section bar, the lower surface of the lower section bar, the left surface of the left section bar, the right surface of the right section bar, the upper surface of the upper section bar, the lower surface of the lower section bar, the left surface of the left section bar and the right surface of the right section bar are respectively provided with a groove, the positioning fixing pin is arranged on the bottom of the groove, the positioning fixing pin locking piece is arranged in the cavity, and the positioning bolt piece and the positioning bolt receiving piece are arranged on the bottom of the groove.
2. A building system according to claim 1, wherein: at least one of the standard building module and the cross beam building module comprises a cover decoration part.
3. A building system according to claim 1, wherein: the column head part is a spherical column head, the column head part is a cylindrical column head, the column head part comprises a small-diameter column head and a large-diameter column head which are connected, one end of the small-diameter column head is connected with the column head part, the other end of the small-diameter column head is connected with the top-diameter column head, the diameter of the small-diameter column head is smaller than that of the spherical column head, one end of the large-diameter column head is connected with the small-diameter column head, and the other end of the large-diameter column head is connected with a section bar member of the beam building module or a section bar of the standard building module; the positioning and fixing pin locking piece is a hollow tube with a circular cross section, the first hole is a circular hole, and the second hole is a strip hole extending along the circumferential direction of a circular ring with the cross section of the hollow tube; at least one end of the hollow tube is provided with a claw part for driving the hollow tube to rotate; the hollow tube is internally and fixedly provided with a column head friction limiting piece, when the column head is inserted into the first hole and the hollow tube rotates around the tube shaft of the hollow tube, the column rod part enters the second hole, and the column head friction limiting piece is in friction contact with the column head; the width of the elongated aperture allows the small diameter struts to enter the elongated aperture but does not allow the small diameter struts to move in the width direction of the elongated aperture.
4. A building system according to claim 1, wherein: the positioning bolt-holding piece comprises: a first insertion hole for inserting the bolt head and a second insertion hole for inserting the bolt rod, wherein the size of an opening of the second insertion hole does not allow the bolt head to pass through; the positioning plug-holding piece is a hollow pipe, the first jack is a pipe cavity of the hollow pipe, the second jack is a strip-shaped hole which is arranged on the pipe wall of the hollow pipe and extends longitudinally along the hollow pipe, and one end of the strip-shaped hole extends to the end part of the hollow pipe; the bolt portion includes: the plug bolt comprises a plug bolt rod and a fixed bolt rod, one end of the plug bolt rod is connected with the bolt head, the other end of the plug bolt rod is connected with the fixed bolt rod, the fixed bolt rod is fixed on a section bar member of the beam building module or a section bar of the standard building module, and the plug bolt rod is inserted into the second insertion hole.
5. A building system according to claim 1, wherein: the building system further comprises a positioning lock, wherein the positioning lock comprises a lock bolt which can extend and retract, the positioning lock is arranged on a section bar member of the beam building module or a section bar member of the standard building module, and correspondingly, a lock hole for inserting the lock bolt is formed in the section bar member of the standard building module or the section bar member of the beam building module.
6. A building system according to claim 1, wherein: the lengths of the upper section bar and the lower section bar are multiples of the section bar length of the square section bar frame, and the lengths of the left section bar and the right section bar are equal to the section bar length of the square section bar frame.
7. A building system according to claim 1, wherein: the beam building module and the standard building module are positioned in the same vertical plane.
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| CN110565801B (en) * | 2019-08-01 | 2021-04-23 | 浙江正豪钢结构工程有限公司 | Novel support steel construction |
| CN115198886A (en) * | 2022-07-15 | 2022-10-18 | 安徽富煌钢构股份有限公司 | Heat-insulation assembled integrated steel structure building |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871684Y (en) * | 2006-03-03 | 2007-02-21 | 陈毛宁 | Combined connecting structure for frame |
| NL2006820C2 (en) * | 2011-05-20 | 2012-11-21 | Neptunus B V | REUSABLE BUILDING SYSTEM. |
| KR20130015697A (en) * | 2011-08-04 | 2013-02-14 | 탁승호 | Fast and easy assembly pre-fabrication house |
| CN104235137A (en) * | 2013-06-15 | 2014-12-24 | 姚本海 | Board wood furniture and assembling method thereof |
| CN204645599U (en) * | 2015-04-24 | 2015-09-16 | 福建海源新材料科技有限公司 | A kind of construction formwork system |
| CA2947326A1 (en) * | 2014-04-30 | 2015-11-05 | Julian Bowron | Structural modular building connector |
| CN105307447A (en) * | 2015-09-25 | 2016-02-03 | 西安华为技术有限公司 | Section frame connection structure |
| KR101642088B1 (en) * | 2015-03-13 | 2016-07-22 | (주)골든포스트 | Assembled Structures of Prefabricated Houses |
| CN106870921A (en) * | 2017-03-22 | 2017-06-20 | 上海红快展示科技有限公司 | A kind of portable builds component |
| CN208792493U (en) * | 2018-08-08 | 2019-04-26 | 艺搭环保科技（上海）有限公司 | It is a kind of to build system with what crossbeam built module |
-
2018
- 2018-08-08 CN CN201810899431.4A patent/CN108775076B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2871684Y (en) * | 2006-03-03 | 2007-02-21 | 陈毛宁 | Combined connecting structure for frame |
| NL2006820C2 (en) * | 2011-05-20 | 2012-11-21 | Neptunus B V | REUSABLE BUILDING SYSTEM. |
| KR20130015697A (en) * | 2011-08-04 | 2013-02-14 | 탁승호 | Fast and easy assembly pre-fabrication house |
| CN104235137A (en) * | 2013-06-15 | 2014-12-24 | 姚本海 | Board wood furniture and assembling method thereof |
| CA2947326A1 (en) * | 2014-04-30 | 2015-11-05 | Julian Bowron | Structural modular building connector |
| KR101642088B1 (en) * | 2015-03-13 | 2016-07-22 | (주)골든포스트 | Assembled Structures of Prefabricated Houses |
| CN204645599U (en) * | 2015-04-24 | 2015-09-16 | 福建海源新材料科技有限公司 | A kind of construction formwork system |
| CN105307447A (en) * | 2015-09-25 | 2016-02-03 | 西安华为技术有限公司 | Section frame connection structure |
| CN106870921A (en) * | 2017-03-22 | 2017-06-20 | 上海红快展示科技有限公司 | A kind of portable builds component |
| CN208792493U (en) * | 2018-08-08 | 2019-04-26 | 艺搭环保科技（上海）有限公司 | It is a kind of to build system with what crossbeam built module |
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