CN114277927B - Assembled steel-wood combined structure and assembling method thereof - Google Patents
Assembled steel-wood combined structure and assembling method thereof Download PDFInfo
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- CN114277927B CN114277927B CN202210144391.9A CN202210144391A CN114277927B CN 114277927 B CN114277927 B CN 114277927B CN 202210144391 A CN202210144391 A CN 202210144391A CN 114277927 B CN114277927 B CN 114277927B
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- 239000002023 wood Substances 0.000 title claims abstract description 244
- 238000000034 method Methods 0.000 title claims abstract description 14
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 134
- 239000010959 steel Substances 0.000 claims abstract description 134
- 230000000149 penetrating effect Effects 0.000 claims abstract description 15
- 230000003014 reinforcing effect Effects 0.000 claims description 27
- 239000002131 composite material Substances 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 6
- 239000007787 solid Substances 0.000 claims description 3
- 230000002787 reinforcement Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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Abstract
The invention relates to an assembled steel-wood combined structure and an assembling method thereof, and belongs to the technical field of building structures. The wood floor comprises a wood beam, a column and a wood floor, wherein the column comprises an upper column and a lower column, and a prefabricated steel sleeve is arranged between the upper column and the lower column; the wood beams comprise a first wood beam and a second wood beam, and the first wood beam and the second wood beam are vertically crossed and joggled and connected with the prefabricated steel sleeve; the first wood beams and the second wood beams are connected through beam-beam connectors; the first wood beam, the second wood beam and the beam-beam connecting piece are respectively provided with a beam plate reserved clamping groove; the wooden floor plates are combined together through a mortise-tenon structure and rectangular steel pipes with T plates, and meanwhile, the combined wooden floor plates are also integrally provided with prestress anchor rods in a penetrating way; the side boards and the middle boards of the wood floor are also provided with beam plate reserved clamping grooves which correspond to the beam plate reserved clamping grooves on the wood beams, and beam plate connecting pieces are arranged between the beam plate reserved clamping grooves and the beam plate reserved clamping grooves, so that the wood floor and the wood beams are connected together.
Description
Technical Field
The invention relates to an assembled steel-wood combined structure and an assembling method thereof, and belongs to the technical field of building structures.
Background
Under the background of the vast guidance and development of assembled buildings in China, the assembled combined structure stands out from a plurality of structures, and the steel-wood combined structure is used as a novel structural form, so that the pollution to the environment can be reduced, the construction period is shortened, the characteristics of two materials, namely steel and wood, can be fully exerted, and the assembled combined structure has a wide application prospect.
However, the existing wood structure needs to carry out complex processing treatment on the beam column node part, the processing precision requirement is high, the processing time is long, and the integrity and the stress performance of the wood of the beam column node part after processing are reduced. The local minor component of node is fragile, can't change the part, and local punching causes stress concentration easily.
Disclosure of Invention
In order to solve the problems in the prior art, the invention provides an assembled steel-wood combined structure and an assembling method thereof, which are used for solving the problems of overall stability, environmental protection, stress performance and the like.
In order to achieve the above purpose, the invention adopts the following technical scheme:
the assembled steel-wood combined structure comprises a wood beam, a column and a wood floor slab, wherein the column comprises an upper column and a lower column, and a prefabricated steel sleeve is arranged between the upper column and the lower column;
the wood beams comprise a first wood beam and a second wood beam, and the first wood beam and the second wood beam extend into the prefabricated steel sleeve to be vertically crossed and joggled and connected with the prefabricated steel sleeve; the longitudinal ribs penetrate through joggles of the first wood beam and the second wood beam and are arranged in the upper column and the lower column in a through length mode, so that a beam column node is formed;
the first wood beams and the second wood beams are connected through beam-beam connectors;
the beam plate reserved clamping grooves are formed in the first wood beam, the second wood beam and the beam-beam connecting pieces;
the wood floor comprises side boards, middle boards, rectangular steel pipes with T boards, wood baffles and prestressed anchors; the middle wood boards and the side wood boards on the two sides are combined together through a mortise and tenon structure and rectangular steel pipes with T-shaped boards, meanwhile, the combined wood floor boards are also integrally penetrated with prestress anchor rods, and the front side and the rear side of the wood floor boards are also connected with wood baffles through mortise and tenon;
the side boards and the middle boards of the wood floor are also provided with beam plate reserved clamping grooves which correspond to the beam plate reserved clamping grooves on the wood beams, and beam plate connecting pieces are arranged between the beam plate reserved clamping grooves and the beam plate reserved clamping grooves, so that the wood floor and the wood beams are connected together.
Further, the end part of the first wood beam comprises a first end part, a first connecting part and a first reinforcing part which are sequentially connected, wherein the first end part comprises a first inclined plane, a first horizontal plane, a first vertical plane, a first groove surface, a second inclined plane and a second vertical plane which are sequentially connected; the middle parts of the first vertical surface, the first groove surface and the second inclined surface of the first end part are also provided with concave mortises; the first end part is also provided with a longitudinal rib hole for penetrating the longitudinal rib;
the two side surfaces of the first connecting part of the first wood beam are provided with first steel plates, and the top surface of the first wood beam is provided with grooves for connecting sleeve angle steel on the prefabricated steel sleeve;
the two sides of the first reinforcing part of the first wood beam are provided with second steel plates, the four corners of the first reinforcing part are provided with grooves, the first reinforcing part and the second steel plates are connected together through angle steel of the reinforcing part, and the second steel plates are covered on the outer surface of the first steel plates and anchored with the outer surface of the first steel plates;
the first steel plate is provided with a vertical anchor hole, and the second steel plate is provided with a horizontal anchor hole and a vertical anchor hole; the horizontal anchor holes correspond to the anchor holes on the angle steel of the reinforcing part, and the vertical anchor holes correspond to the vertical anchor holes on the first steel plate.
Further, the end part of the second wood beam comprises a second end part, a second connecting part and a second reinforcing part which are sequentially connected, wherein the second end part comprises a third inclined plane, a second horizontal plane, a third vertical plane, a first protruding surface and a fourth inclined plane which are sequentially connected; the middle parts of the second horizontal plane, the third vertical plane, the first bulge plane and the fourth inclined plane of the second end part are also extended with L-shaped tenons which are horizontally arranged and are used for being inserted into the mortises in a matching way; in addition, the third inclined plane, the second horizontal plane, the third vertical plane, the first convex surface and the fourth inclined plane are respectively correspondingly matched with the first inclined plane, the first horizontal plane, the first vertical plane, the first concave surface and the second inclined plane on the first end part; the second end part of the third inclined plane and the second horizontal plane is also provided with a longitudinal rib hole for penetrating the longitudinal rib, and the L-shaped tenon is also provided with a longitudinal rib hole corresponding to the longitudinal rib hole on the tenon groove for penetrating the longitudinal rib;
the second connecting part and the second reinforcing part of the second wood beam are respectively identical to the first connecting part and the first reinforcing part of the first wood beam in structure.
Further, holes are reserved on two adjacent surfaces around the prefabricated steel sleeve, sleeve angle steel is welded on the upper surface and the lower surface of the holes, and the other two surfaces are solid steel plates.
Further, the middle wood board is I-shaped, rectangular grooves are correspondingly formed in the middle positions of the left side and the right side of the middle wood board respectively, and a T-shaped groove is correspondingly formed in the inner side of each rectangular groove; the left side and the right side of the middle wood board are respectively provided with a wood board tenon groove and a wood board tenon corresponding to the wood board tenon groove, and the wood board tenon grooves are respectively positioned at the upper side and the lower side of the rectangular groove;
the side boards are of concave structures which are oppositely arranged and respectively comprise a rectangular groove and a T-shaped groove which are communicated with the rectangular grooves, and the rectangular grooves and the T-shaped grooves are used for corresponding to the rectangular grooves and the T-shaped grooves on the middle boards, so that the rectangular steel pipes with the T-shaped boards can be conveniently inserted; the upper side and the lower side of the side plank rectangular groove are provided with plank tenons or plank mortises which are respectively connected with plank mortises or plank tenons on the middle plank in a corresponding mortise-tenon manner;
the rectangular steel pipe with the T-shaped plate comprises a rectangular steel pipe in the middle and T-shaped steel plates welded on two sides, and the rectangular steel pipe and the T-shaped steel plates are respectively and correspondingly inserted into the rectangular groove and the T-shaped groove.
Further, the front end and the rear end of the side boards and the middle boards are also provided with non-through board mortises for corresponding joggles with the board tenons on the wood baffle plates, so as to play a supporting role.
Further, the side boards and the middle boards are respectively provided with an upper row of holes and a lower row of holes, and the upper row of holes and the lower row of holes are anchored by adopting prestressed anchor rods.
Further, the side wood boards are provided with internal corners for avoiding the beam column nodes.
Further, the depth of the beam plate reserved clamping groove is half of the height of the beam plate connecting piece.
The assembling method of the assembled steel-wood combined structure comprises the following steps:
step one, assembling beam column joints
1.1, placing a prefabricated steel sleeve in a reserved clamping groove of a lower column;
1.2, placing a first steel plate on two sides of a first connecting part of a first wood beam and a second wood beam to reserve slots, then inserting the first wood beam into a prefabricated steel sleeve firstly, and then inserting the second wood beam into the prefabricated steel sleeve, wherein the first wood beam and the second wood beam are joggled through the internal structures of the first wood beam and the second wood beam;
1.3, inserting second steel plates into prefabricated steel sleeves along reserved positions on two sides of the first wood beam and the second wood beam;
1.4, placing reinforcing part angle steel at four corner reserved groove positions on a first wood beam and a second wood beam, connecting the reinforcing part angle steel with the second steel plate, the first wood beam and the second wood beam through screws, and simultaneously connecting sleeve angle steel positions at 4 positions on a prefabricated steel sleeve with the first wood beam and the second wood beam through screws;
1.5, enabling longitudinal ribs to pass through longitudinal rib holes in a first wood beam and a second wood beam in the prefabricated steel sleeve from top to bottom;
and 1.6, connecting the upper column with the longitudinal bars along the longitudinal bar holes from top to bottom.
Step two, wood floor board assembly process:
2.1, connecting a plurality of middle wood boards with rectangular steel pipes with T boards through rectangular grooves;
2.2, connecting the edge wood board with a rectangular steel pipe with a T board through a rectangular groove;
2.3, connecting the wood baffles at the two ends with the side boards and the middle board through the board mortises and the board tenons, penetrating the prestressed anchor rods through the side boards and the middle board, and fixing by using an anchor after applying prestressing;
step three, assembling of steel-wood combined structure
3.1, after fixing 4 combined beam-column joints, connecting the beam-column joints through beam-beam connectors, and then inserting a plurality of beam-plate connectors into a beam-plate reserved clamping groove, wherein the reserved depth is exactly half of the height of the beam-plate connectors;
3.2, mounting the wood floor downwards along the reserved position, so that a reserved clamping groove of the beam plate on the bottom surface of the wood floor is connected with the beam plate connecting piece;
3.3 repeating the processes 3.1, 3.2 to form a multi-layered framework system.
The invention has the beneficial effects that:
the invention adopts the steel-wood combined structure to organically combine the steel and the wood, thereby playing the respective advantages and the advantages of the steel-wood combined structure, overcoming the defects of the steel-wood combined structure and having better development prospect.
Drawings
FIG. 1 is a schematic view of a first steel sheet of the present invention;
FIG. 2 is a schematic view of a second steel sheet according to the present invention;
FIG. 3 is a schematic view of a reinforcement section angle of the present invention;
FIG. 4 is a schematic view of a first wood beam of the present invention;
FIG. 5 is a schematic view of a second wood beam of the present invention;
FIG. 6 is a schematic view of a preformed steel sleeve of the present invention;
FIG. 7 is a schematic diagram of the upper and lower columns of the present invention;
FIGS. 8 (a) - (f) are flow charts of beam-column node assembly in accordance with the present invention;
FIG. 9 is a schematic diagram of a side plank of the present invention;
FIG. 10 is a schematic view of a wood board in accordance with the present invention;
FIG. 11 is a schematic view of a wood board and edge board combination in accordance with the present invention;
FIG. 12 is a schematic view of a wood baffle of the present invention;
FIG. 13 is a schematic view of a wood floor assembly of the present invention;
fig. 14 (a) - (c) are schematic views of the assembly of the steel wood composite structure of the present invention.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1-14.
Example 1
As shown in fig. 1 to 14, an assembled steel-wood composite structure of the present embodiment includes a wood beam 1, a column 2, and a wood floor 3. As shown in fig. 7, the column 2 includes an upper column 21 and a lower column 22, with a prefabricated steel sleeve 4 provided between the upper and lower columns 21, 22. As shown in fig. 6, two adjacent sides of the periphery of the prefabricated steel sleeve 4 are pre-perforated, sleeve angle steel 41 is welded on the upper side and the lower side of the hole, and the other two sides are solid steel plates 42.
As shown in fig. 4-5 and 8, the wood beam 1 comprises a first wood beam 11 and a second wood beam 12, and the first wood beam 11 and the second wood beam 12 extend into the prefabricated steel sleeve 4 to vertically cross and joggle and are connected with the prefabricated steel sleeve 4. The longitudinal ribs 5 pass through the joggles of the first wood beam 11 and the second wood beam 12 and are arranged in the upper column 21 and the lower column 22 in a through length mode, so that a beam column node is formed.
As shown in fig. 4 and 8, the end of the first wood beam 11 includes a first end 111, a first connection 112, and a first reinforcement 113 that are sequentially connected, and the first end 111 includes a first inclined surface 1111, a first horizontal surface 1112, a first vertical surface 1113, a first recess surface 1114, a second inclined surface 1115, and a second vertical surface 1116 that are sequentially connected. The first vertical surface 1113, the first recess surface 1114, and the middle of the second inclined surface 1115 of the first end portion 111 are further provided with concave mortises 1117. The first end 111 is further provided with a longitudinal rib hole for penetrating the longitudinal rib 5. The first connection portion 112 of the first wooden beam 11 is provided with a first steel plate 1121 on both sides thereof and a groove on the top surface thereof for connection with the sleeve angle steel 41 of the prefabricated steel sleeve 4. The two sides of the first reinforcing part 113 of the first wood beam 11 are provided with second steel plates 1131, four corners of the first reinforcing part 113 are provided with grooves for connecting the first reinforcing part 113 and the second steel plates 1131 together through reinforcing part angle steels 1132, and the second steel plates 1131 are covered on the outer surfaces of the first steel plates 1121 and anchored with the outer surfaces of the first steel plates. The first steel plate 1121 is provided with a vertical anchor hole, and the second steel plate 1131 is provided with a horizontal anchor hole and a vertical anchor hole. The horizontal anchor holes correspond to the anchor holes on the reinforcing portion angle steel 1132, and the vertical anchor holes correspond to the vertical anchor holes on the first steel plate 1121.
As shown in fig. 5 and 8, the end of the second wood beam 12 includes a second end 121, a second connection portion 122, and a second reinforcement portion 123 connected in sequence, and the second end 121 includes a third inclined surface 1211, a second horizontal surface 1212, a third vertical surface 1213, a first protrusion surface 1214, and a fourth inclined surface 1215 connected in sequence. The middle parts of the second horizontal surface 1212, the third vertical surface 1213, the first convex surface 1214 and the fourth inclined surface 1215 of the second end 121 are further extended with L-shaped tenons 1217 horizontally arranged for being inserted into the mortises 1117 in a matching manner. In addition, the third inclined surface 1211, the second horizontal surface 1212, the third vertical surface 1213, the first convex surface 1214, and the fourth inclined surface 1215 respectively correspond to the first inclined surface 1111, the first horizontal surface 1112, the first vertical surface 1113, the first concave surface 1114, and the second inclined surface 1115 on the first end portion 111. The second end 121 of the third inclined surface 1211 and the second horizontal surface 1212 is further provided with a longitudinal rib hole for penetrating the longitudinal rib 5, and the L-shaped tenon 1217 is also provided with a longitudinal rib hole corresponding to the longitudinal rib hole of the tenon slot 1117 for penetrating the longitudinal rib 5. The second connection portion 122 and the second reinforcement portion 123 of the second wood beam 12 have the same structure as the first connection portion 112 and the first reinforcement portion 113 of the first wood beam 11, respectively.
As shown in fig. 14, the plurality of first wooden beams 11 and the plurality of second wooden beams 12 are connected by the beam-to-beam connector 10. The beam plate reserved clamping grooves 6 are formed in the first wood beam 11, the second wood beam 12 and the beam-beam connecting piece 10. The depth of the beam plate reserved clamping groove 6 is half of the height of the beam plate connecting piece 7.
As shown in fig. 9-13, the wood deck 3 includes side planks 31, middle planks 32, rectangular steel tubes 33 with T-boards, wood baffles 34, and pre-stressing anchors 35. The middle wood board 32 and the side wood boards 31 on the two sides are combined together through a mortise and tenon structure and rectangular steel pipes 33 with T boards, meanwhile, the combined wood floor board 3 is also integrally penetrated with a prestressed anchor rod 35, and the front side and the rear side of the wood floor board 3 are also mortise and tenon connected with a wood baffle 34.
The beam plate reserved clamping grooves 6 are also arranged on the side boards 31 and the middle boards 32 of the wood floor 3, correspond to the beam plate reserved clamping grooves 6 on the wood beam 1, and are provided with beam plate connecting pieces 7 therebetween, so that the wood floor 3 and the wood beam 1 are connected together.
As shown in fig. 10, the middle plank 32 is i-shaped, and has a rectangular groove 321 correspondingly disposed at the middle positions of the left and right sides, and a T-shaped groove 322 correspondingly disposed at the inner side of the rectangular groove 321. The left and right sides of the middle wood board 32 are also provided with wood board mortises 323 and corresponding wood board tenons 324, which are respectively positioned at the upper and lower sides of the rectangular groove 321.
As shown in fig. 9, the side boards 31 are of a concave structure, each of which comprises a rectangular groove 321 arranged at the middle position and a T-shaped groove 322 penetrating through the rectangular groove 321 and the T-shaped groove 322 on the middle board 32, and are used for being corresponding to the rectangular groove 321 and the T-shaped groove 322 on the middle board 32, so that the rectangular steel pipe 33 with the T-shaped board can be conveniently inserted. The upper and lower sides of the rectangular groove 321 of the side board 31 are provided with a board tenon 324 or a board tenon groove 323 which are respectively connected with the board tenon groove 323 or the board tenon 324 on the middle board 32 in a corresponding mortise and tenon mode. The rectangular steel tube 33 with the T-shaped plate comprises a rectangular steel tube 331 in the middle and T-shaped steel plates 332 welded on two sides, and the rectangular steel tube 331 and the T-shaped steel plates 332 are respectively inserted into the rectangular groove 321 and the T-shaped groove 322 correspondingly.
As shown in fig. 12-13, the front and rear ends of the side boards 31 and the middle board 32 are further provided with non-penetrating board mortises 323 for corresponding mortises with the board mortises 324 on the board baffles 34, so as to play a supporting role. The side boards 31 and the middle board 32 are respectively provided with an upper row of holes and a lower row of holes, and the upper row of holes and the lower row of holes are anchored by prestressed anchor rods 35. The side plank 31 is provided with an inside corner 310 for avoiding beam-column joints.
The assembling method of the assembled steel-wood combined structure comprises the following steps:
step one, assembling beam column joints, as shown in FIG. 8
1.1 prefabricated steel sleeves 4 are placed along the reserved clamping grooves of the lower column 22.
1.2 placing the first steel plate 1121 at both sides of the first connection portion 112 of the first wood beam 11 and the second wood beam 12 to reserve slots, then inserting the first wood beam 11 into the prefabricated steel sleeve 4, and then inserting the second wood beam 12 into the prefabricated steel sleeve 4, wherein the first wood beam 11 and the second wood beam 12 are joggled through the internal structures of the two.
1.3 inserting second steel plates 1131 into prefabricated steel sleeves 4 along reserved positions on two sides of the first wood beam 11 and the second wood beam 12.
1.4 the reinforcement angle steel 1132 is placed at the reserved groove positions of the four corners of the first wood beam 11 and the second wood beam 12, and is connected with the second steel plate 1131, the first wood beam 11 and the second wood beam 12 through screws, and meanwhile, the sleeve angle steel 41 at the 4 positions on the prefabricated steel sleeve 4 is connected with the first wood beam 11 and the second wood beam 12 through screws.
1.5 longitudinal bars 5 are passed through longitudinal bar holes on a first wood beam 11 and a second wood beam 12 in the prefabricated steel sleeve 4 from top to bottom.
1.6 connecting the upper column 21 with the longitudinal bars 5 along the longitudinal bar holes from top to bottom.
Step two, the assembly process of the wood floor board 3:
2.1 several intermediate planks 32 are connected to rectangular steel pipes 33 with T-boards by rectangular grooves 321.
2.2 the edge planks 31 are connected to rectangular steel pipes 33 with T-boards by rectangular grooves 321.
2.3 connecting the two end wood baffles 34 with the side boards 31 and the middle board 32 through the board mortises 323 and the board tenons 324, penetrating the prestressed anchor rods 35 through the side boards 31 and the middle board 32, and fixing by an anchor after applying prestressing.
Step three, assembling the steel-wood combined structure, as shown in fig. 14
3.1 after fixing 4 beam column nodes that make up, link to each other beam column node through beam-to-beam connector 10, insert beam-to-beam reserved draw-in groove 6 with several beam-to-plate connector 7 again, reserve the degree of depth and be just the half of the height of beam-to-plate connector 7.
And 3.2, the wood floor 3 is downwards installed along the reserved position, so that the reserved clamping groove 6 of the beam plate on the bottom surface of the wood floor 3 is connected with the beam plate connecting piece 7.
3.3 repeating the processes 3.1, 3.2 to form a multi-layered framework system.
In view of the foregoing, it will be appreciated that in the embodiments of the invention described above, those skilled in the art will appreciate that the foregoing embodiments are illustrative and that the present invention is not to be construed as limited thereto, and that various changes, modifications, substitutions and alterations can be made without departing from the spirit and scope of the present invention.
Claims (6)
1. The utility model provides an assembled steel wood integrated configuration, includes wood roof beam (1), post (2) and wood building board (3), its characterized in that:
the column (2) comprises an upper column (21) and a lower column (22), and a prefabricated steel sleeve (4) is arranged between the upper column (21) and the lower column (22);
the wood beam (1) comprises a first wood beam (11) and a second wood beam (12), and the first wood beam (11) and the second wood beam (12) extend into the prefabricated steel sleeve (4) to be vertically crossed and joggled and connected with the prefabricated steel sleeve (4); the longitudinal ribs (5) penetrate through joggles of the first wood beam (11) and the second wood beam (12) and are arranged in the upper column (21) and the lower column (22) in a through length mode, so that a beam-column node is formed;
the first wood beams (11) and the second wood beams (12) are connected through beam-beam connectors (10);
the beam plate reserved clamping grooves (6) are formed in the first wood beam (11), the second wood beam (12) and the beam-beam connecting piece (10);
the wood floor (3) comprises a side wood board (31), a middle wood board (32), a rectangular steel pipe (33) with a T-shaped board, a wood baffle (34) and a prestress anchor rod (35); the middle wood plate (32) and the side wood plates (31) on the two sides of the middle wood plate are combined together through a mortise-tenon structure and a rectangular steel pipe (33) with a T plate, meanwhile, the combined wood floor plate (3) is also integrally penetrated with a prestress anchor rod (35), and the front side and the rear side of the wood floor plate (3) are also mortise-tenon connected with a wood baffle plate (34);
beam plate reserved clamping grooves (6) are also formed in the side wood plates (31) and the middle wood plates (32) of the wood floor (3), the beam plate reserved clamping grooves correspond to the beam plate reserved clamping grooves (6) on the wood beams (1), and beam plate connecting pieces (7) are arranged between the beam plate reserved clamping grooves and the beam plate reserved clamping grooves, so that the wood floor (3) and the wood beams (1) are connected together;
the end part of the first wood beam (11) comprises a first end part (111), a first connecting part (112) and a first reinforcing part (113) which are sequentially connected, wherein the first end part (111) comprises a first inclined surface (1111), a first horizontal surface (1112), a first vertical surface (1113), a first groove surface (1114), a second inclined surface (1115) and a second vertical surface (1116) which are sequentially connected; the middle parts of the first vertical surface (1113), the first groove surface (1114) and the second inclined surface (1115) of the first end part (111) are also provided with concave mortises (1117); the first end part (111) is also provided with a longitudinal rib hole for penetrating the longitudinal rib (5);
the two side surfaces of a first connecting part (112) of the first wood beam (11) are provided with first steel plates (1121), and the top surface is provided with grooves for connecting with sleeve angle steels (41) on the prefabricated steel sleeve (4);
two side surfaces of a first reinforcing part (113) of the first wood beam (11) are provided with second steel plates (1131), four corners of the first reinforcing part (113) are provided with grooves, the first reinforcing part (113) and the second steel plates (1131) are connected together through reinforcing part angle steel (1132), and the second steel plates (1131) are covered on the outer surface of the first steel plates (1121) and anchored with the first steel plates;
a vertical anchor hole is formed in the first steel plate (1121), and a horizontal anchor hole and a vertical anchor hole are formed in the second steel plate (1131); the horizontal anchor holes correspond to anchor holes on the angle steel (1132) of the reinforcing part, and the vertical anchor holes correspond to vertical anchor holes on the first steel plate (1121);
the end part of the second wood beam (12) comprises a second end part (121), a second connecting part (122) and a second reinforcing part (123) which are sequentially connected, wherein the second end part (121) comprises a third inclined surface (1211), a second horizontal surface (1212), a third vertical surface (1213), a first convex surface (1214) and a fourth inclined surface (1215) which are sequentially connected; the middle parts of the second horizontal surface (1212), the third vertical surface (1213), the first raised surface (1214) and the fourth inclined surface (1215) of the second end part (121) are also extended with L-shaped tenons (1217) which are horizontally arranged and are used for being inserted into the mortises (1117) in a matching way; in addition, the third inclined surface (1211), the second horizontal surface (1212), the third vertical surface (1213), the first convex surface (1214) and the fourth inclined surface (1215) are respectively correspondingly matched with the first inclined surface (1111), the first horizontal surface (1112), the first vertical surface (1113), the first concave surface (1114) and the second inclined surface (1115) on the first end part (111); the second end (121) of the third inclined plane (1211) and the second horizontal plane (1212) is also provided with a longitudinal rib hole for penetrating the longitudinal rib (5), and meanwhile, the L-shaped tenon (1217) is also provided with a longitudinal rib hole which corresponds to the longitudinal rib hole of the tenon groove (1117) and is used for penetrating the longitudinal rib (5);
the second connecting part (122) and the second reinforcing part (123) of the second wood beam (12) are respectively identical to the first connecting part (112) and the first reinforcing part (113) of the first wood beam (11) in structure;
holes are reserved on two adjacent sides of the periphery of the prefabricated steel sleeve (4), sleeve angle steels (41) are welded on the upper side and the lower side of the holes, and solid steel plates (42) are arranged on the other two sides;
the middle wood board (32) is I-shaped, the middle positions of the left side and the right side of the middle wood board are respectively provided with a rectangular groove (321) correspondingly, and the inner side of the rectangular groove (321) is also provided with a T-shaped groove (322) correspondingly; the left side and the right side of the middle wood board (32) are respectively provided with a wood board tenon groove (323) and a wood board tenon (324) corresponding to the wood board tenon groove, and the wood board tenon grooves are respectively positioned on the upper side and the lower side of the rectangular groove (321);
the side wood boards (31) are of concave structures which are oppositely arranged, each side wood board comprises a rectangular groove (321) and a T-shaped groove (322) which are communicated with the rectangular grooves (321) and the T-shaped grooves (322) on the middle wood board (32), and the rectangular steel pipes (33) with the T-shaped boards are convenient to insert; the upper side and the lower side of the rectangular groove (321) of the side wood plate (31) are provided with wood plate tenons (324) or wood plate mortises (323) which are respectively connected with the wood plate mortises (323) or the wood plate tenons (324) on the middle wood plate (32) in a corresponding mortise and tenon mode;
the rectangular steel pipe (33) with the T-shaped plate comprises a rectangular steel pipe (331) in the middle and T-shaped steel plates (332) welded on two sides, and the rectangular steel pipe (331) and the T-shaped steel plates (332) are respectively correspondingly inserted into the rectangular groove (321) and the T-shaped groove (322).
2. A fabricated steel wood composite structure according to claim 1, wherein: the front end and the rear end of the side boards (31) and the middle boards (32) are also provided with non-through board mortises (323) which are used for corresponding mortises with the board tenons (324) on the wood baffle plates (34) to play a supporting role.
3. A fabricated steel wood composite structure according to claim 2, wherein: the side boards (31) and the middle board (32) are respectively provided with an upper row of holes and a lower row of holes, and the upper row of holes and the lower row of holes are anchored by adopting prestressed anchor rods (35).
4. A fabricated steel wood composite structure according to claim 3, wherein: and an internal corner (310) is arranged on the side wood plate (31) and is used for avoiding the beam column node.
5. The fabricated steel-wood composite structure of claim 4, wherein: the depth of the beam plate reserved clamping groove (6) is half of the height of the beam plate connecting piece (7).
6. A method of assembling a fabricated steel-wood composite structure according to claim 5, comprising the steps of:
step one, assembling beam column joints
1.1, a prefabricated steel sleeve (4) is placed along a reserved clamping groove of a lower column (22);
1.2, a first steel plate (1121) is placed on two sides of a first connecting part (112) of a first wood beam (11) and a second wood beam (12) to reserve slots, then the first wood beam (11) is firstly inserted into a prefabricated steel sleeve (4), then the second wood beam (12) is inserted into the prefabricated steel sleeve (4), and the first wood beam (11) and the second wood beam (12) are joggled through the internal structures of the two;
1.3, inserting second steel plates (1131) into prefabricated steel sleeves (4) along reserved positions on two sides of the first wood beam (11) and the second wood beam (12);
1.4, placing reinforcing part angle steel (1132) at the positions of four reserved grooves on a first wood beam (11) and a second wood beam (12), connecting the reinforcing part angle steel with the first wood beam (11) and the second wood beam (12) through screws, and simultaneously connecting the sleeve angle steel (41) at the 4 positions on a prefabricated steel sleeve (4) with the first wood beam (11) and the second wood beam (12) through screws;
1.5, enabling the longitudinal ribs (5) to pass through longitudinal rib holes on a first wood beam (11) and a second wood beam (12) in the prefabricated steel sleeve (4) from top to bottom;
1.6 connecting the upper column (21) with the longitudinal bars (5) along the longitudinal bar holes from top to bottom;
step two, the assembly process of the wood floor (3):
2.1, connecting a plurality of middle wood boards (32) with rectangular steel pipes (33) with T-shaped boards through rectangular grooves (321);
2.2, connecting the edge wood board (31) with a rectangular steel pipe (33) with a T-shaped board through a rectangular groove (321);
2.3 connecting the two end wood baffles (34) with the side wood boards (31) and the middle wood board (32) through the wood board mortises (323) and the wood board tenons (324), penetrating the prestressed anchor rods (35) through the side wood boards (31) and the middle wood board (32), and fixing by using an anchor after applying prestress;
step three, assembling of steel-wood combined structure
3.1, after fixing 4 combined beam-column joints, connecting the beam-column joints through beam-beam connectors (10), and inserting a plurality of beam-plate connectors (7) into a beam-plate reserved clamping groove (6), wherein the reserved depth is exactly half of the height of the beam-plate connectors (7);
3.2, the wood floor (3) is downwards installed along the reserved position, so that a beam plate reserved clamping groove (6) on the bottom surface of the wood floor (3) is connected with a beam plate connecting piece (7);
3.3 repeating the processes 3.1, 3.2 to form a multi-layered framework system.
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| CN114277927A (en) | 2022-04-05 |
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