CN116988579A - Steel construction auto-lock butt joint and prefabricated building element - Google Patents
Steel construction auto-lock butt joint and prefabricated building element Download PDFInfo
- Publication number
- CN116988579A CN116988579A CN202310803628.4A CN202310803628A CN116988579A CN 116988579 A CN116988579 A CN 116988579A CN 202310803628 A CN202310803628 A CN 202310803628A CN 116988579 A CN116988579 A CN 116988579A
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- groove
- slot
- mounting groove
- butt
- joint
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- 210000001503 joint Anatomy 0.000 title claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 18
- 239000010959 steel Substances 0.000 title claims abstract description 18
- 238000010276 construction Methods 0.000 title claims description 9
- 230000000903 blocking effect Effects 0.000 claims description 7
- 230000006978 adaptation Effects 0.000 claims description 3
- 238000003780 insertion Methods 0.000 abstract description 23
- 230000037431 insertion Effects 0.000 abstract description 23
- 230000000694 effects Effects 0.000 abstract description 11
- 239000011111 cardboard Substances 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 230000007306 turnover Effects 0.000 description 5
- 239000011440 grout Substances 0.000 description 4
- 230000003014 reinforcing effect Effects 0.000 description 4
- 230000000670 limiting effect Effects 0.000 description 3
- 230000000452 restraining effect Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 241001227561 Valgus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 210000002421 cell wall Anatomy 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 238000000926 separation method Methods 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
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
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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
- E04B1/02—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements
- E04B1/04—Structures consisting primarily of load-supporting, block-shaped, or slab-shaped elements the elements consisting of concrete, e.g. reinforced concrete, or other stone-like material
- E04B1/043—Connections specially adapted therefor
-
- 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
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
-
- 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
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
- E04B1/4114—Elements with sockets
- E04B1/415—Elements with sockets with captive and extendable anchoring parts, e.g. spring-loaded bolts, hanging rings
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Connection Of Plates (AREA)
Abstract
The invention discloses a steel structure self-locking butt joint and a prefabricated building component, and belongs to the technical field of building connecting pieces. The connecting component comprises a clamping groove piece and an inserting piece, an inserting portion is fixed at one end of the inserting piece, which faces the clamping groove piece, a slot is formed in one side of the clamping groove piece, which faces the inserting piece, and clamping grooves extend obliquely towards two sides of one side of the opening of the slot. According to the invention, after the insertion part is inserted into the slot, the abutting structure is positioned in the clamping groove and abuts against the abutting surface of the clamping groove, at the moment, the insertion part cannot move to the outer side of the slot under the rigid connection effect of the abutting structure, so that the connection of the plug-in connector and the clamping groove piece is completed.
Description
Technical Field
The invention relates to a steel structure self-locking butt joint and a prefabricated building component, and belongs to the technical field of building connecting pieces.
Background
In the existing building construction process, the use frequency of prefabricated building components such as prefabricated columns, prefabricated wallboards, prefabricated beams, prefabricated floors and the like is higher and higher, the use of the building prefabricated components can greatly shorten the construction period, and meanwhile the environment around a construction site is protected, so that the installation and construction of the prefabricated building components are the main stream direction for building houses in the future.
Traditional prefabricated building components need to be connected in vertical direction or horizontal direction to a plurality of building components in the installation, and the mode of conventional connection adopts outside reserved connection steel sheet or the reinforcing bar of building components, through lap welding to steel sheet or reinforcing bar, bolt box connection or grout sleeve connection in order to accomplish the connection of adjacent prefabricated building components, but above-mentioned connection process needs the manual work to carry out the secondary connection, can't make prefabricated building components once only connect and accomplish, and consequently the work progress is comparatively loaded down with trivial details, and the accuracy requirement is reserved to welding and grout telescopic hole site, and the grouting fullness is difficult to the inspection in the preformed hole to influence engineering safety.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: the utility model provides a butt joint connect between prefabricated building components, it has solved among the prior art, needs artifical secondary to connect between the prefabricated building components, can't make prefabricated building components disposable connect to accomplish, adopts the problem that conventional connected mode degree of difficulty such as secondary welding or grout sleeve is great, the reliability is low.
The technical problems to be solved by the invention are realized by adopting the following technical scheme: the utility model provides a steel construction auto-lock butt joint, including connecting element, connecting element includes draw-in groove spare and plug connector, the plug connector is fixed with the insert portion towards the one end of draw-in groove spare, the slot has been seted up towards one side of plug connector to the draw-in groove spare, the slot extends to both sides slope towards open-ended one side, the draw-in groove is the butt face towards slot open-ended one side, the insert portion extends to in the slot and is connected with the slot cooperation, the one end that the insert portion extends to in the slot is provided with the butt structure with the butt face butt of draw-in groove, the butt structure includes shrinkage state and expansion state, the butt structure gets into the slot through the slot opening and becomes shrinkage state, the butt structure gets into the slot and becomes expansion state, the butt structure and the butt face butt of expansion state restrict the relative motion of draw-in groove spare and plug connector.
Through adopting above-mentioned technical scheme, after the insert part inserts the slot, the butt joint structure is located the joint inslot and with the butt face butt in joint groove, make the insert part unable to move outside the slot under the rigid connection effect of butt joint structure this moment to accomplish the connection of plug connector and draw-in groove spare, because plug connector and draw-in groove spare are fixed respectively at two adjacent building element's link, can accomplish adjacent building element's connection after plug connector and draw-in groove spare are connected, need not construction such as artifical later stage secondary welds or grout to the connecting piece, whole work of construction process is simple and has reduced two building element's the connection degree of difficulty.
The invention is further provided with: the butt joint structure includes joint board mounting groove, joint board, elastic sheet mounting groove and round pin axle, and joint board mounting groove is offered at the both sides face of insert towards joint groove direction, and the cooperation hole of keeping away from slot opening one side is offered to the lateral wall in the joint board mounting groove, and the round pin axle extends to in the cooperation hole with cooperation hole inner wall normal running fit, joint board setting in joint board mounting groove and with round pin axle head fixed connection, elastic sheet mounting groove sets up in joint board keep away from joint board mounting groove open-ended one side.
Through adopting above-mentioned technical scheme, the round pin axle rotates along the axial in the cooperation hole, thereby drive the joint board and overturn outside the joint board mounting groove, joint board upper portion terminal surface can with the butt face butt of joint groove this moment, and joint board lower part terminal surface and joint board mounting groove diapire butt, make the unable direction motion of keeping away from the draw-in groove spare of insert portion, insert lower extreme face and slot bottom surface butt simultaneously, make the unable continuous plug-in motion that produces of insert portion, thereby the connection of plug connector and draw-in groove spare has been accomplished, because joint board turns over from joint board mounting groove inside and outside, joint board and joint groove butt face are perpendicular butt, the no tangential force effect of joint board upper end this moment, and the contact frictional force of butt face can resist the joint board that certain caused by machining error and the non-perpendicular effort that the butt produced that makes the joint board overturn, therefore joint board can't rotate along the round pin axle axis, thereby joint board atress stability has been ensured.
The invention is further provided with: an elastic sheet is arranged in the elastic sheet mounting groove, one end of the elastic sheet is fixedly connected with the inner wall of the elastic sheet mounting groove, and the other end of the elastic sheet is abutted with the bottom wall of the clamping plate mounting groove far away from the opening.
Through adopting above-mentioned technical scheme, can stably keep the everting state after making the joint board overturn along the round pin axle axial through the elastic action of elastic piece, the joint board can't not receive external force or receive reverse upset entering joint board mounting groove storage under the effect of slight external force under the elastic action of elastic piece, has further improved the stability after the joint board everts.
The invention is further provided with: the joint board is provided with circular-arc chamfer towards one end of plug connector and the one side that keeps away from joint board mounting groove diapire, and chamfer radian is tangent with the butt face of joint groove.
Through adopting above-mentioned technical scheme, set up circular-arc chamfer on the elastic sheet mounting groove, make the joint board when joint board mounting groove overturns to the joint inslot, joint groove butt face can set up to the one end seamless laminating mode that sets up circular-arc chamfer with the joint board, this kind of mode makes the butt face laminate with the butt face throughout at joint board valgus to extremely limit position's in-process joint board tip to reduce because the rocking that the butt seam clearance produced, make the stability after plug connector and the joint groove spare connect further improve.
The invention is further provided with: one side of the opening of the clamping plate mounting groove, which is far away from the plug connector, is provided with a blocking eave, one end of the clamping plate, which is far away from the plug connector, is arranged in an arc shape which is bent along the axial direction of the pin shaft, and one side surface of the blocking eave, which faces the clamping plate, is in butt joint with the arc-shaped curved surface of the clamping plate.
Through adopting above-mentioned technical scheme, keep off eaves setting in joint board mounting groove opening part, when joint board turns over outward, the joint board gradually with keep off the eaves butt, keep off the eaves restriction joint board and continue to turn over after keeping off eaves and joint board butt to make the joint board can keep certain everting angle, avoid joint board transition everting to influence the butt stability of joint board and joint groove butt face.
The invention is further provided with: the plug-in components are close to the fixed constraint apron that is provided with of both sides face of inserting portion, and constraint apron is provided with towards the protruding eaves of draw-in groove spare direction towards one side outward flange department of draw-in groove spare, and draw-in groove spare both sides face is provided with the draw-in groove with the protruding eaves looks adaptation of constraint apron in the edge department of being close to draw-in groove spare up end.
By adopting the technical scheme, as the small gap exists at the joint of the insertion part and the slot, the convex eave limits the horizontal movement of the insertion part in the gap range after the convex eave is abutted with the clamping groove at the edge of the outer side surface of the clamping groove part, so that the stability of the adjacent building components after the adjacent building components are connected with the clamping groove part through the plug-in connector is further improved; meanwhile, when the plug-in component and the clamping groove component generate pulling-out movement trend under the action of pulling force, the clamping plate generates pressure action on the abutting surface of the clamping groove component, the side wall of the clamping groove component generates lateral bending deformation, the tensile bearing capacity of the combined plug-in component and the clamping groove component is greatly reduced, the constraint cover plates arranged on the two sides of the plug-in component are abutted with the clamping groove at the edge of the side surface of the clamping groove component through the convex eaves at the edge of the constraint cover plate, and the constraint cover plates are used for restraining the bending deformation of the side wall of the clamping groove component, so that the tensile bearing capacity of the connected plug-in component and the clamping groove component is improved, and the bearing capacity of the assembled building structure is improved.
A building component connecting piece of a steel structure self-locking butt joint is used for connecting adjacent building components by the steel structure self-locking butt joint.
The beneficial effects of the invention are as follows:
after the inserting part is inserted into the slot, the abutting structure is positioned in the clamping groove and abuts against the abutting surface of the clamping groove, and at the moment, the inserting part cannot move towards the outer side of the slot under the rigid connection effect of the abutting structure, so that the connection of the inserting part and the clamping groove part is completed.
The elastic effect of the elastic sheet enables the clamping plate to stably keep an everting state after axially turning along the pin shaft, the clamping plate cannot reversely turn over to enter the clamping plate mounting groove for storage under the action of no external force or slight external force under the elastic effect of the elastic sheet, and the stability of the clamping plate after everting is further improved. The elastic sheet mounting groove is provided with the arc-shaped chamfer, when the clamping plate is overturned in the clamping plate mounting groove, the abutting surface of the clamping groove can be arranged in a seamless joint mode with one end of the arc-shaped chamfer arranged on the clamping plate, and the abutting surface is always jointed with the abutting surface in the process that the clamping plate is overturned to the extreme position, so that the shaking caused by abutting gaps is reduced, and the stability of the connecting plug connector and the clamping groove piece is further improved.
Through setting up the constraint apron in the plug connector both sides, set up protruding eaves towards draw-in groove spare one side edge at the constraint apron, set up the draw-in groove in draw-in groove spare both sides face upper edge department, when the butt joint connecting piece bore the pulling force, the constraint apron forms the constraint to the draw-in groove spare through protruding eaves and draw-in groove to the bending deformation of restriction draw-in groove spare lateral wall takes place, and then improves the tensile bearing capacity after plug connector and the draw-in groove spare combination.
Drawings
FIG. 1 is a schematic view of the present invention in an installed position;
FIG. 2 is a schematic view of the structure of the insertion portion of the present invention when the insertion portion is inserted into the slot member;
FIG. 3 is a schematic view of the structure of the insertion portion of the present invention after the insertion portion is inserted into the slot member;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A;
FIG. 5 is a schematic view of the structure of the plug and insert of the present invention;
FIG. 6 is a cross-sectional view of the structure at FIG. 5B-B;
FIG. 7 is a cross-sectional view of the structure at FIGS. 5C-C;
FIG. 8 is a cross-sectional view of the structure at FIGS. 5D-D;
FIG. 9 is a schematic view of a structure of a card board according to the present invention;
fig. 10 is a schematic structural view of the present invention.
In the figure: 10. a connecting member; 11. a clamping groove piece; 12. a slot; 13. a clamping groove; 131. an abutment surface; 14. a clamping groove; 20. a plug-in component; 21. an insertion section; 22. a clamping plate mounting groove; 23. a clamping plate; 24. a blocking eave; 25. an elastic sheet; 26. an elastic sheet mounting groove; 27. a pin shaft; 28. a mating hole; 29. a restraining cover plate; 291. convex eaves; 30. a building component; 31. reinforcing steel bars.
Detailed Description
The invention will be further described with reference to the following detailed drawings, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
As shown in fig. 1-10, a steel structure self-locking butt joint and prefabricated building component, including connecting component 10, connecting component 10 includes draw-in groove spare 11 and plug connector 20, and plug connector 20 is fixed with insert portion 21 towards the one end of draw-in groove spare 11, and plug connector 20 is fixed to be provided with restraint apron 29 near the both sides of insert portion 21, and restraint apron 29 is fixed to be provided with the eaves 291 towards one side outward flange department of draw-in groove spare 11, and the both sides face of draw-in groove spare (11) is provided with the draw-in groove 14 with eaves 291 looks adaptation near upper edge department, and the eaves 29 structure can be along plug connector side general length setting also can the segmentation interval setting. The slot 12 is arranged on one side of the clamping groove piece 11 facing the plug-in piece 20, a chamfer is arranged at the opening of the slot 12, a chamfer is arranged at the end part of the insertion part 21, and the chamfer is arranged so as to facilitate the insertion of the insertion part 21 into the slot 12. The slot 12 is provided with a clamping groove 13 extending obliquely towards two sides of one side of the opening, the side of the clamping groove 13 facing the opening of the slot 12 is provided with an abutting structure which is matched and connected with the slot 12 by an abutting surface 131, one end of the abutting structure, which extends into the slot 12, of the abutting surface 131 is provided with an abutting structure which abuts against the abutting surface 131 of the clamping groove 13, the abutting structure comprises a contracted state and an expanded state, when the abutting structure is inserted into the slot 12 along with the abutting structure 21, the abutting structure cannot be expanded due to the limiting effect of the inner wall of the opening of the slot 12 in the process of entering the slot 12 through the opening of the slot 12, the abutting structure is in the contracted state at the moment, after the abutting structure enters the slot 12, the abutting structure is separated from the limiting of the inner wall of the opening of the slot 12, the abutting structure is in the expanded state at the moment, the abutting structure and the abutting surface 131 abuts against to limit the relative movement of the clamping groove piece 11 and the clamping groove wall of the edge of the clamping groove piece 11 when the abutting structure is in the expanded state, and when the abutting structure is in the expanded state, the convex eave side at the edge of the limiting cover plate abuts against the clamping groove wall of the edge of the clamping groove 11.
As shown in fig. 2 to 10, the abutting structure includes a clamping plate mounting groove 22, a clamping plate 23, an elastic piece mounting groove 26 and a pin shaft 27, wherein the clamping plate mounting groove 22 is formed on two side surfaces of the insertion portion 21 in the direction towards the clamping plate mounting groove 13, a matching hole 28 far away from one side of the opening of the slot 12 is formed in the side wall of the horizontal length extending direction of the insertion portion 21 in the clamping plate mounting groove 22, the pin shaft 27 extends into the matching hole 28 to be in rotary fit with the inner wall of the matching hole 28, the clamping plate 23 is arranged in the clamping plate mounting groove 22 and fixedly connected with the shaft end of the pin shaft 27, the elastic piece mounting groove 26 is formed on one side of the clamping plate 23 far away from the opening of the clamping plate mounting groove 22, one end of the clamping plate 23 far away from the pin shaft 27 can be abutted against the abutting surface 131 of the clamping plate mounting groove 13, and the inclination of the abutting surface 131 is changed according to the inclination of the abutting surface of the clamping plate 23. An elastic sheet 25 is arranged in the elastic sheet mounting groove 26, one end of the elastic sheet 25 is fixedly connected with the inner wall of the elastic sheet mounting groove 26, and the other end of the elastic sheet 25 is abutted against the bottom wall of the clamping plate mounting groove 22, which is far away from the opening. The elastic sheet 25 is in a fully compressed state when the abutting structure is in the contracted state, and the elastic sheet 25 is in a compressed state when the abutting structure is in the expanded state. The side of the clamping plate 23 facing the end of the plug connector 20 and away from the bottom wall of the clamping plate mounting groove 22 is provided with an arc-shaped chamfer, and the radian of the chamfer is tangential to the contact surface 131 of the clamping groove 13. One side of the opening of the clamping plate mounting groove 22, which is far away from the plug connector 20, is fixedly provided with a blocking eave 24, one end of the clamping plate 23, which is far away from the plug connector 20, is arranged in an arc shape which is bent along the axial direction of the pin shaft 27, and one side surface of the blocking eave 24, which faces the clamping plate 23, is abutted with the arc-shaped curved surface of the clamping plate 23.
As shown in fig. 5, three sets of the card attachment grooves 22 are provided side by side on one insertion portion 21 along the extending direction of the horizontal length of the insertion portion 21, and the structure of each card attachment groove 22 is the same as that described above. By providing a plurality of sets of the locking plates 23, the connection strength between the insertion portion 21 and the locking groove 11 can be improved.
As shown in fig. 1, at least two building elements 30 are provided, adjacent building elements 30 are vertically connected, reinforcing bars 31 are provided in the building elements 30, the reinforcing bars 31 are used for improving the structural strength of the building elements 30, and the clamping groove pieces 11 and the plug connectors 20 are respectively fixed at the connecting ends of the vertically adjacent building elements 30. The connection member 10 is mounted with at least one group on each outer side of the building member 30.
After the insertion part 21 is inserted into the slot 12, the abutting structure is positioned in the clamping groove 13 and abuts against the abutting surface 131 of the clamping groove 13, at this time, the insertion part 21 cannot move to the outer side of the slot 12 under the rigid connection effect of the abutting structure, so that the connection between the plug connector 20 and the clamping groove piece 11 is completed, and as the plug connector 20 and the clamping groove piece 11 are respectively fixed at the connection ends of two adjacent building components 30, the connection between the plug connector 20 and the clamping groove piece 11 can be completed, and the connection difficulty of the two adjacent building components 30 is reduced.
The pin shaft 27 axially rotates in the matching hole 28 so as to drive the clamping plate 23 to turn over towards the outer side of the clamping plate mounting groove 22, at the moment, the end part of the clamping plate 23 can be abutted with the abutting surface 131 of the clamping groove 13, and the lower end surface of the clamping plate 23 is abutted with the bottom wall of the clamping plate mounting groove 22, so that the insertion part cannot generate vertical separation movement; in addition, the end of the insertion portion 21 away from the plug-in connector 20 is abutted against the end surface of the bottom of the slot 12, so that the insertion portion cannot generate continuous insertion movement, and connection between the clamping groove member 11 and the plug-in connector 20 is completed, since the clamping plate 23 is perpendicularly abutted against the abutting surface 131 of the clamping groove 13 after being turned inside out from the clamping plate mounting groove 22, no tangential force acts on the upper end portion of the clamping plate, and if a certain machining error actually exists, the clamping plate 23 is not perpendicularly abutted against the abutting surface 131, at this time, a small amount of force for turning the clamping plate can be balanced and resisted by the contact friction force between the end surface of the clamping plate 23 and the abutting surface 131, so that the clamping plate 23 cannot rotate along the axis of the pin, thereby ensuring the stress stability of the clamping plate 23, and further ensuring the connection stability of the clamping groove member 11 and the plug-in connector 20. The outward turning state of the clamping plate 23 can be stably maintained after the clamping plate 23 axially turns over along the pin shaft 27 through the elastic action of the elastic sheet 25, the clamping plate 23 cannot reversely turn over to enter the clamping plate mounting groove 22 for storage under the action of no external force or slight external force under the elastic action of the elastic sheet 25, and the stability of the outward turning of the clamping plate 23 is further improved. The arc-shaped chamfer is arranged on the elastic piece mounting groove 26, so that when the clamping plate 23 turns over in the clamping plate mounting groove 22 towards the clamping groove 13, the abutting surface 131 of the clamping groove 13 can be arranged in a seamless joint mode with one end of the arc-shaped chamfer arranged on the clamping plate 23, and the abutting surface 131 is always jointed with the abutting surface 131 in the process that the clamping plate 23 is turned outwards to the limit position, so that shaking caused by abutting gaps is reduced, and the stability after the plug connector 20 and the clamping groove 11 are connected is further improved.
The fender eaves 24 set up in the card board mounting groove 22 opening part, when card board 23 turns over, card board 23 gradually with keep off eaves 24 butt, keep off eaves 24 and limit card board 23 after keeping off eaves 24 and card board 23 butt to continue to turn over to make card board 23 can keep certain everting angle, avoid card board 23 transition everting to influence card board 23 and the butt stability of card board 13 butt face 131.
Because there is little space in the junction of insert portion 21 and slot 12, through setting up the protruding eaves lateral wall in constraint apron edge and setting up the draw-in groove cell wall butt in slot member side upper edge department, insert portion 21 can not be in the horizontal migration in the space within range after insert portion 21 and draw-in groove member 11 are connected, further improved the stability after adjacent building element 30 passes through plug connector 20 and draw-in groove member 11 connection.
Because the plug-in component 20 and the clamping groove component 11 produce the reverse motion trend of pulling out under the pulling force effect, the clamping plate 23 produces the pressure effect on the abutting surface 131 of the clamping groove 13, the side wall of the clamping groove component 11 produces the bending deformation of the lateral direction towards the direction away from each other, the deformation can greatly reduce the tensile bearing capacity of the plug-in component 20 and the clamping groove component 11 after combination, and the convex eaves 291 arranged on the two sides of the constraint cover plate 29 abut against the groove wall of the clamping groove 14 through the side wall of the convex eaves, so that the constraint cover plate 29 is used for restraining the side wall bending deformation of the clamping groove component 11, thereby improving the tensile bearing capacity of the plug-in component 20 and the clamping groove component 11 after connection, and further improving the bearing capacity of the assembled building structure.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, but is capable of various changes and modifications without departing from the spirit and scope of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a steel construction auto-lock butt joint which characterized in that: including connecting element (10), connecting element (10) are including draw-in groove spare (11) and plug connector (20), plug connector (20) are fixed with insert portion (21) towards the one end of draw-in groove spare (11), slot (12) have been seted up towards one side of plug connector (20) to draw-in groove spare (11), slot (12) are inclined to extend to both sides towards open-ended one side, slot (12) open-ended one side is joint face (131) in draw-in groove (13), insert portion (21) extend to slot (12) in with slot (12) cooperation connection, insert portion (21) extend to the one end in slot (12) be provided with the butt structure of joint face (131) butt of joint groove (13), the butt structure includes shrinkage state and expansion state, the butt structure becomes shrinkage state when slot (12) open-ended entering slot (12), the butt structure of expansion state becomes the butt structure and the relative plug connector of butt restriction draw-in groove spare (11) and plug connector of expansion state.
2. The steel structure self-locking butt joint according to claim 1, wherein: the butt joint structure includes joint board mounting groove (22), joint board (23), elastic sheet mounting groove (26) and round pin axle (27), the both sides face towards joint groove (13) direction at insert portion (21) is seted up in joint board mounting groove (22), cooperation hole (28) of keeping away from slot (12) opening one side are seted up to lateral wall in joint board mounting groove (22), round pin axle (27) extend to in cooperation hole (28) with cooperation hole (28) inner wall normal running fit, joint board (23) set up in joint board mounting groove (22) and with round pin axle (27) axle head fixed connection, elastic sheet mounting groove (26) set up in joint board (23) keep away from joint board mounting groove (22) open side.
3. The steel structure self-locking butt joint according to claim 2, wherein: an elastic sheet (25) is arranged in the elastic sheet mounting groove (26), one end of the elastic sheet (25) is fixedly connected with the inner wall of the elastic sheet mounting groove (26), and the other end of the elastic sheet (25) is abutted with the bottom wall of the clamping plate mounting groove (22) far away from the opening.
4. The steel structure self-locking butt joint according to claim 2, wherein: one side of the clamping plate (23) facing one end of the plug connector (20) and far away from the bottom wall of the clamping plate mounting groove (22) is provided with an arc-shaped chamfer, and the radian of the chamfer is tangential with the abutting surface (131) of the clamping groove (13).
5. The steel structure self-locking butt joint according to claim 2, wherein: one side of the opening of the clamping plate mounting groove (22) far away from the plug connector (20) is provided with a blocking eave (24), one end of the clamping plate (23) far away from the plug connector (20) is arranged in an arc shape which is bent along the axial direction of the pin shaft (27), and one side surface of the blocking eave (24) facing the clamping plate (23) is in contact with an arc-shaped curved surface of the clamping plate (23).
6. The steel structure self-locking butt joint according to claim 1, wherein: the plug connector (20) is provided with constraint apron (29) in being close to both sides face of inserting portion (21) fixedly, and constraint apron (29) are provided with eaves (291) towards one side outward flange department of draw-in groove spare (11), and both sides face of draw-in groove spare (11) is provided with draw-in groove (14) with eaves (291) looks adaptation near upper edge department.
7. A building element comprising a steel structure self-locking butt joint according to any one of claims 1-6, characterized in that: and connecting adjacent building components by utilizing the steel structure self-locking butt joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310803628.4A CN116988579B (en) | 2023-06-30 | 2023-06-30 | Steel construction auto-lock butt joint and prefabricated building element |
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| CN116988579B CN116988579B (en) | 2024-10-11 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106292A (en) * | 2000-10-03 | 2002-04-10 | Nishimatsu Constr Co Ltd | Joint member |
| JP2002349526A (en) * | 2001-05-29 | 2002-12-04 | Inoac Corp | Clip |
| CN211058048U (en) * | 2019-11-07 | 2020-07-21 | 常鑫防水科技股份有限公司 | Heated board convenient to install fast |
| CN114135026A (en) * | 2021-11-03 | 2022-03-04 | 浙江亚厦装饰股份有限公司 | Assembled sound insulation combined partition wall |
| CN217537364U (en) * | 2022-07-04 | 2022-10-04 | 中国水利水电第三工程局有限公司 | Assembled building splicing apparatus |
| CN115522646A (en) * | 2022-10-19 | 2022-12-27 | 浙江元正工程管理有限公司 | Assembled concrete building connection structure |
| CN115613729A (en) * | 2022-09-29 | 2023-01-17 | 金鹏装配式建筑有限公司 | Prefabricated wallboard connecting piece and construction method thereof |
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2023
- 2023-06-30 CN CN202310803628.4A patent/CN116988579B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002106292A (en) * | 2000-10-03 | 2002-04-10 | Nishimatsu Constr Co Ltd | Joint member |
| JP2002349526A (en) * | 2001-05-29 | 2002-12-04 | Inoac Corp | Clip |
| CN211058048U (en) * | 2019-11-07 | 2020-07-21 | 常鑫防水科技股份有限公司 | Heated board convenient to install fast |
| CN114135026A (en) * | 2021-11-03 | 2022-03-04 | 浙江亚厦装饰股份有限公司 | Assembled sound insulation combined partition wall |
| CN217537364U (en) * | 2022-07-04 | 2022-10-04 | 中国水利水电第三工程局有限公司 | Assembled building splicing apparatus |
| CN115613729A (en) * | 2022-09-29 | 2023-01-17 | 金鹏装配式建筑有限公司 | Prefabricated wallboard connecting piece and construction method thereof |
| CN115522646A (en) * | 2022-10-19 | 2022-12-27 | 浙江元正工程管理有限公司 | Assembled concrete building connection structure |
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| CN116988579B (en) | 2024-10-11 |
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