CN211548381U - Corrugated web steel-wood composite beam and assembly joint - Google Patents
Corrugated web steel-wood composite beam and assembly joint Download PDFInfo
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- CN211548381U CN211548381U CN201922123453.4U CN201922123453U CN211548381U CN 211548381 U CN211548381 U CN 211548381U CN 201922123453 U CN201922123453 U CN 201922123453U CN 211548381 U CN211548381 U CN 211548381U
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Abstract
The utility model discloses a corrugated web steel-wood composite beam and assembly node, steel-wood composite beam comprises upper and lower floor's plank and middle corrugated web girder steel, is connected through epoxy glue and the wood screw that sets up at the edge of a wing certain distance of interval between plank and the corrugated web girder steel, and assembly node is between the steel-wood composite beam, between roof beam and the post connected node, including box connecting piece and high strength bolt, links to each other through high strength bolt between the edge of a wing of box connecting piece and girder steel, the plank. Compared with the existing I-shaped steel-wood composite beam, the corrugated web steel-wood composite beam provided by the utility model has the characteristics of large rigidity, high shear strength, good lateral torsion resistance and good stability; the components are connected through the box-type connecting piece, a steel plate does not need to be welded on the corrugated web plate to serve as a connecting plate, the degree of freedom of web plate waveform design is improved, fire hazard brought by welding operation in wood structure building construction is avoided due to a pure bolt connection mode, construction is simple, convenient and safe, and the corrugated web plate is suitable for assembly operation.
Description
Technical Field
The utility model relates to a building field, concretely relates to corrugated web steel-wood composite beam and assembly node.
Background
The wood is a green, environment-friendly and attractive renewable resource, the development of the fabricated wood structure building is changed day by day, the building height and the number of layers are continuously improved, and meanwhile, higher requirements are put forward on the bearing capacity of the wood member. The wood has good tensile and compressive properties along grains, but has poor shear resistance and is easy to have brittle fracture. The steel has the advantages of high strength, light weight and good ductility. The performance advantages of two building materials, namely wood and steel, are utilized by people, the steel-wood composite beam is invented, the upper part and the lower part are wood boards, the middle part is an I-shaped steel beam, and the problem that the cross section of a wooden beam component is overlarge in size to meet the bearing requirement is solved to a certain extent. However, the steel beam adopted in the existing steel-wood composite beam is I-shaped in cross section, and the inertia moment difference of two main shafts of the I-shaped cross section is large. When large lateral force acts, the steel-wood composite beam is easy to generate lateral displacement or torsional deformation outside a main rigidity plane, so that the beam loses the bearing capacity at a very high speed and generates lateral torsional instability, and the use of the steel-wood composite beam in a multi-high-rise wood structure building is limited.
Disclosure of Invention
The utility model aims at overcoming the not enough of current steel-wood composite beam, providing a bearing capacity is good, shear and anti side twist ability reinforce's corrugated web steel-wood composite beam to and supporting box connecting piece assembly node.
The utility model discloses a realize through following technical scheme: the utility model provides a corrugated web steel-wood composite beam and assembly node which characterized in that: the corrugated web steel-wood composite beam comprises an upper layer wood board, a lower layer wood board and a middle corrugated web steel beam, wherein the upper layer wood board, the lower layer wood board and the corrugated web steel beam are connected through epoxy resin glue and wood screws arranged on upper and lower flanges at certain intervals to form the steel-wood composite beam; the assembly nodes are connection nodes between the steel-wood composite beams and the wood columns, each connection node is connected through a box-type connecting piece and a high-strength bolt, and the box-type connecting pieces are connected with the upper flange and the lower flange of the corrugated web steel beam and the upper layer wood board and the lower layer wood board through high-strength bolts.
The connection mode between the steel-wood composite beams of the utility model comprises the horizontal forward connection between the steel-wood composite beams and the vertical connection between the end parts of the steel-wood composite beams; the horizontal forward connection between the steel-wood composite beams and the vertical connection between the end parts of the steel-wood composite beams are respectively provided with first box-type connecting pieces at two sides of the end parts of the corrugated web steel beams connected end to end, and the two first box-type connecting pieces are respectively connected with the upper flange, the lower flange, the upper plank and the lower plank of the corrugated web steel beams of the two steel-wood composite beams into a firm whole by adopting first high-strength bolts.
Another kind of vertical direction between the steel-wood composite beam is connected and is installed first box connecting piece respectively in the both sides that corrugated web girder steel middle part and vertical direction's corrugated web girder steel tip meets to adopt first high-strength bolt to connect into a firm whole with the upper and lower edge of a wing, upper plank, the lower floor plank of two first box connecting pieces and two steel-wood composite beam's corrugated web girder steel.
Connection node between steel-wood composite beam and the post installs second box connecting piece respectively in steel-wood composite beam tip both sides to adopt first high strength bolt to be connected two second box connecting pieces and the upper and lower edge of a wing, upper plank, the lower floor plank of the corrugated web girder steel of steel-wood composite beam, adopt second high strength bolt with two second box connecting pieces with the post connection become a firm whole.
The first box-type connecting piece and the second box-type connecting piece of the utility model both comprise a back plate, an upper top plate, a lower top plate, a left side plate and a right side plate, and the heights of the first box-type connecting piece and the second box-type connecting piece are the same as the height of a web plate of a corrugated web plate steel beam; the upper top plate and the lower top plate of the first box-type connecting piece and the second box-type connecting piece which are connected with the corrugated web steel beam are respectively provided with a reserved bolt hole of a first high-strength bolt; on the post to and all set up the bolt hole that the second bolt that excels in reserved with a curb plate department of the second box connecting piece that the post links to each other.
The groove is arranged at the joint of the front end of the lower top plate of the first box-type connecting piece and one side plate, so that the space position conflict with the screw head of the wood screw, which is possibly caused when the first box-type connecting piece is connected with the steel-wood composite beam, is avoided; slotted holes are respectively formed in the middle positions of the upper top plate and the lower top plate of the second box-type connecting piece and the connecting position of the upper top plate and the lower top plate of the second box-type connecting piece and the back plate, so that the spatial position conflict with the screw head of the wood screw, which possibly occurs when the second box-type connecting piece is connected with the steel-wood composite beam, is avoided.
The upper-layer wood board and the lower-layer wood board are correspondingly provided with reserved bolt holes for the first high-strength bolt, the bolt holes are divided into an upper section and a lower section along the thickness direction of the wood board, the depth of the bolt holes in the first section is the same as the height of the screw head of the first high-strength bolt, the diameter of the bolt holes is the same as the diagonal width of the screw head of the first high-strength bolt, the depth of the bolt holes in the second section is the difference between the thickness of the wood board and the height of the screw head of the first high-strength bolt, and the diameter of the bolt holes is the same as the diameter of the.
The corrugated web steel beam of the utility model is H-shaped steel, the material is carbon steel, and the web form adopts any one of wave, fold line, trapezoid, curve, rectangle and fold line; set up the wood screw hole along girder steel length direction interval certain distance on the upper and lower edge of a wing of corrugated web girder steel to four bights on the upper and lower edge of a wing of corrugated web girder steel set up the bolt hole that first high-strength bolt reserved.
The upper layer plank and the lower layer plank can adopt any one of glued wood, square wood and log.
Compared with the prior art, the utility model discloses following beneficial effect has:
the corrugated web steel-wood composite beam provided by the utility model has the characteristics of large rigidity, high shearing strength, good lateral torsion resistance and good stability; the matched pure bolt assembly node is connected with the flange of the beam by adopting the box-type connecting piece, a steel plate does not need to be welded on the corrugated web plate to serve as a connecting plate, the freedom degree of web plate waveform design is greatly improved, the fire hazard brought by welding operation in the wood structure building construction is avoided by adopting a pure bolt connection mode, the construction is simple, convenient and safe, and the pure bolt assembly node is suitable for assembly operation.
Drawings
FIG. 1 is a schematic view of the effect of a typical corrugated web steel-wood composite beam of the present invention;
fig. 2 is a schematic view of a typical corrugated web steel beam of the present invention;
FIG. 3 is an exploded view of the corrugated web steel-wood composite beam of the present invention;
FIG. 4 is a schematic cross-sectional view of an upper layer of wood at bolt holes;
FIG. 5 is a schematic view of a first box connector;
FIG. 6 is a schematic view of horizontal forward connection and disassembly of two steel-wood composite beams;
FIG. 7 is a schematic view of the horizontal forward connection effect of two steel-wood composite beams;
FIG. 8 is a schematic view showing a vertical connection effect of two steel-wood composite beams;
FIG. 9 is an enlarged view of a vertical connection node;
FIG. 10 is a schematic view of a first box connector with a recess;
FIG. 11 is a schematic view showing another vertical connection effect of two steel-wood composite beams;
FIG. 12 is an exploded view of the steel-wood composite beam and the wood column;
FIG. 13 is a schematic view showing the connection effect of the steel-wood composite beam and the wood column;
FIG. 14 is a schematic view of a second box connector;
fig. 15 is a schematic diagram showing the effect of the assembled wood column and a plurality of corrugated web steel-wood composite beams.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 to 15, the corrugated web steel-wood composite beam of the present design includes an upper plank 21, a lower plank 22, and a middle corrugated web steel beam 1, wherein the upper plank 21, the lower plank 22, and the corrugated web steel beam 1 are connected by epoxy glue and wood screws 31 disposed on an upper flange 1-1 and a lower flange 1-2 at a certain distance, so as to form the steel-wood composite beam; the assembly nodes are the connection nodes between the steel-wood composite beams and the wood columns 61, each connection node is connected through a box-type connecting piece and a high-strength bolt, and the box-type connecting pieces are connected with the upper flange 1-1 and the lower flange 1-2 of the corrugated web steel beam 1, the upper layer wood board 21 and the lower layer wood board through high-strength bolts.
As shown in fig. 6 to 9, the connection form between the steel-wood composite beams includes horizontal forward connection between the steel-wood composite beams and vertical connection at the end portions between the steel-wood composite beams; the horizontal forward connection between the steel-wood composite beams and the vertical connection between the end parts of the steel-wood composite beams are respectively provided with first box-type connecting pieces 51 at two sides of the end parts of the corrugated web steel beams which are connected end to end, and the two first box-type connecting pieces 51 are respectively connected with the upper flange 1-1, the lower flange 1-2, the upper layer wood board 21 and the lower layer wood board 22 of the corrugated web steel beams 1 of the two steel-wood composite beams into a firm whole by adopting first high-strength bolts 41 (in figure 6, the connecting part of the two steel-wood composite beams is formed by respectively arranging the first box-type connecting pieces 51 at two sides of the end parts of the web, and in order to facilitate visual understanding, the first box-type connecting pieces 51 are only shown at.
As shown in fig. 11, another vertical connection between the steel-wood composite beams is to mount first box-type connecting members 51 on two sides of the middle of the corrugated web steel beam connected to the end of the corrugated web steel beam in the vertical direction, and connect the two first box-type connecting members 51 with the upper flange 1-1, the lower flange 1-2, the upper plank 21 and the lower plank 22 of the corrugated web steel beam 1 of the two steel-wood composite beams by using first high-strength bolts 41 to form a firm whole.
As shown in fig. 12, 13 and 15, the connection node between the steel-wood composite beam and the wood column 61 is formed by respectively installing second box-type connecting pieces 53 on two sides of the end of the steel-wood composite beam, connecting the two second box-type connecting pieces 53 with the upper flange 1-1, the lower flange 1-2, the upper layer wood board 21 and the lower layer wood board 22 of the corrugated web steel beam 1 of the steel-wood composite beam by using first high-strength bolts 41, and connecting the two second box-type connecting pieces 53 with the wood column 61 by using second high-strength bolts to form a firm whole.
As shown in fig. 5, 12, 14 and 15, the first box-type connecting member comprises a first back plate 51-1, a first upper and lower top plate 51-2 and a first left and right side plate 51-3, the second box-type connecting member comprises a second back plate 53-1, a second upper and lower top plate 53-2 and a second left and right side plate 53-3, and the heights of the first box-type connecting member 51 and the second box-type connecting member 53 are the same as the height of the web plate 1-3 of the corrugated web steel beam 1; a first bolt hole 44 and a second bolt hole 45 reserved for a first high-strength bolt are respectively formed in a first upper top plate 51-2 and a second upper top plate 53-2 of a first box-type connecting piece 51 and a second box-type connecting piece 53 connected with the corrugated web steel beam 1; and a third bolt hole 47 reserved for a second high-strength bolt is formed in the wood column 61, and a fourth bolt hole 46 reserved for the second high-strength bolt is formed in a position of a side plate 53-3 of the second box-type connecting piece 53 connected with the wood column.
As shown in fig. 10 and 14, a groove 52 is arranged at the joint of the front ends of the upper and lower top plates 51-2 and the side plate 51-3 of the first box-type connecting piece 1, so that the spatial position conflict with the screw head of the wood screw 31, which may occur when the first box-type connecting piece 51 is connected with the steel-wood composite beam, is avoided; slotted holes 54 are respectively formed in the middle of the second upper top plate 53-2 and the second lower top plate 53-2 of the second box-shaped connecting piece 53 and at the connecting part with the second back plate 53-1, so that the spatial position conflict with the screw head of the wood screw 31, which may occur when the second box-shaped connecting piece 53 is connected with the steel-wood composite beam, is avoided.
As shown in fig. 1, 3, 6, 8, 11, 12, and 13, the upper plank 21 and the lower plank 22 are correspondingly provided with a fifth bolt hole 43 reserved for the first high-strength bolt, the bolt hole is divided into an upper section and a lower section along the plank thickness direction, the bolt hole depth of the first section 43-1 is the same as the height of the head of the first high-strength bolt 41, the bolt hole diameter is the same as the diagonal width of the head of the first high-strength bolt 41, the bolt hole depth of the second section 43-2 is the difference between the plank thickness and the head height of the first high-strength bolt, and the bolt hole diameter is the same as the screw diameter of the first high-strength bolt 41.
As shown in fig. 1 to 3, wood screw holes 32 are provided on the upper flange 1-1 and the lower flange 1-2 of the corrugated web steel beam 1 at a certain distance along the length direction of the steel beam, and sixth bolt holes 42 reserved for the first high-strength bolts are provided at four corners of the upper flange 1-1 and the lower flange 1-2 of the corrugated web steel beam 1.
Example 1:
as shown in fig. 1, a typical steel-wood composite beam of the present design is composed of a corrugated web steel beam 1, an upper layer wood board 21, a lower layer wood board 22 and wood screws 31, wherein the upper layer wood board and the lower layer wood board are made of laminated wood. The webs 1-3 can be designed in a wave shape, a fold line shape, a trapezoid shape, a curve shape, a rectangle shape and a fold line shape, and the steel beam of the fold line type web is taken as an example for expression.
As shown in fig. 2, screw holes 32 of wood screws 31 are arranged on the upper flange 1-1 and the lower flange 1-2 of the corrugated web steel beam 1 at certain intervals, and sixth bolt holes 42 reserved for the first high-strength bolts are arranged at four corners of the steel beam flange. For the convenience of understanding, it is described here that one bolt hole is provided at each corner, and in actual engineering, bolt holes may be additionally formed in the upper and lower flanges according to the size and the bearing condition of the members and the requirement of connection between the members (see example 3, example 4 and example 5 below).
As shown in fig. 3, which is an exploded schematic view of the steel-wood composite beam, the four corners of the upper and lower wood boards are provided with fifth bolt holes 43 reserved for the first high-strength bolts.
As shown in fig. 4, the drawing is a cross-sectional view of the upper layer wood board along the bolt hole 43, the bolt hole is divided into an upper section and a lower section along the thickness direction of the wood board, the depth of the bolt hole of the first section 43-1 is the same as the height of the screw head of the first high-strength bolt 41, the diameter of the bolt hole is the same as the diagonal width of the screw head of the first high-strength bolt 41, the depth of the bolt hole of the second section 43-2 is the difference between the thickness of the wood board and the height of the screw head of the first high-strength bolt, and the diameter of the bolt hole is the same as the diameter of the screw rod. Thereby guaranteeing the smoothness of the surface of the wood board after the first high-strength bolt 41 is installed, and being convenient for laying a floor slab or a wallboard on the wood board in the later period. The lower layer wood board and the upper layer wood board are mirror symmetry.
Example 2:
as shown in FIG. 5, the first box-type connecting member 51 comprises a back plate 51-1, an upper and lower top plate 51-2, and a left and right side plate 51-3, wherein a first bolt hole 44 reserved for a first high-strength bolt is arranged at the upper and lower top plate 51-2.
As shown in fig. 6 and 7, when two steel-wood composite girders are connected in a horizontal and forward direction, a first box-type connector 51 is respectively installed at both sides of a web 1-3 at a joint, and the first box-type connector 51, upper and lower flanges of a corrugated web steel girder 1, an upper plank 21 and a lower plank 22 are connected into a firm whole by using a first high-strength bolt 41. The first back panel 51-1 and the first upper and lower top panels 51-2 of the first box-type connector 51 provide better shear resistance at the junction, and the left and right side panels 51-3 are like stiffening ribs at the beam ends, so that the entire joint connection area has greater rigidity.
Example 3:
as shown in fig. 8, when two steel-wood composite beams are connected in the vertical direction and the ends of the two beams are connected, a bolt hole of a first high-strength bolt 41 (including a steel beam and upper and lower wood plates) needs to be added in advance on one of the two beams. In the actual engineering of a multi-story and high-rise wood structure, the vertical connection mode is basically the connection between a main beam and a secondary beam, and additional bolt holes are arranged on the main beam.
As shown in fig. 9 and 10, the first box-type connector 51 collides with the space position of the screw head of the wood screw 31 at one position of the beam, and a groove 52 is formed on the first box-type connector, so that the screw head of the wood screw 31 is avoided when the first box-type connector 51 is assembled, and the first box-type connector 51 is tightly attached to the flange of the steel beam 1.
Example 4:
as shown in fig. 11, when two steel-wood composite beams are connected in the vertical direction and the middle of one of the two beams is connected, two bolt holes (including a steel beam, an upper layer of wood plate, and a lower layer of wood plate) of the first high-strength bolt 41 are added in advance on the beam. In practical engineering of a multi-story and high-rise wood structure, the vertical connection mode is basically the connection between a main beam and a secondary beam, and the bolt hole is arranged on the main beam.
Example 5:
as shown in fig. 12, 13 and 14, when the steel-wood composite beam is connected to the wood column 61, the wood column is connected to the steel-wood composite beam by using the second box-type connecting member 53 and the second high-strength bolt 35, and for reinforcing the connection between the beam and the wood column, two bolt holes (including a steel beam and upper and lower wood boards) of the first high-strength bolt 41 are additionally provided at the end of such a beam in advance, so that two first high-strength bolts can be provided at each flange of the beam member for connection. The second box-shaped connecting piece 53 is provided with a second bolt hole 45 reserved for the first high-strength bolt at the top plate, and is also provided with a fourth bolt hole 46 reserved for the second high-strength bolt 35 for connecting the wood column and the beam on one side plate. And a third bolt hole 47 reserved for a second high-strength bolt is arranged on the wood column 61. When the second box-shaped connecting piece 53 collides with the space position of the screw head of the wood screw 31 at one position of the beam, a groove 54 is formed in the box-shaped connecting piece, so that the screw head of the wood screw 31 is avoided when the box-shaped connecting piece is assembled, and the box-shaped connecting piece is tightly attached to the flange of the steel beam and the wood column.
It should be noted that, this embodiment is one of the connection form of post and steel-wood composite beam, and the two can also adopt and set up the post in steel-wood composite beam lower part, and the post top pastes and adopts conventional T type U type connecting piece and high strength bolt to connect with the lower floor plank of steel-wood composite beam, because this kind of connection form is comparatively simple, the utility model discloses no longer describe repeatedly.
Example 6:
as shown in fig. 15, this figure combines beam-to-beam horizontal, straight-ahead, beam-to-beam vertical, and timber column connections.
Claims (9)
1. The utility model provides a corrugated web steel-wood composite beam and assembly node which characterized in that: the corrugated web steel-wood composite beam comprises an upper layer wood board, a lower layer wood board and a middle corrugated web steel beam, wherein the upper layer wood board, the lower layer wood board and the corrugated web steel beam are connected through epoxy resin glue and wood screws arranged on upper and lower flanges at certain intervals to form the steel-wood composite beam; the assembly nodes are connection nodes between the steel-wood composite beams and the wood columns, each connection node is connected through a box-type connecting piece and a high-strength bolt, and the box-type connecting pieces are connected with the upper flange and the lower flange of the corrugated web steel beam and the upper layer wood board and the lower layer wood board through high-strength bolts.
2. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 1, wherein: the connection form between the steel-wood composite beams comprises horizontal forward connection between the steel-wood composite beams and vertical connection at the end parts between the steel-wood composite beams; the horizontal forward connection between the steel-wood composite beams and the vertical connection between the end parts of the steel-wood composite beams are respectively provided with first box-type connecting pieces at two sides of the end parts of the corrugated web steel beams connected end to end, and the two first box-type connecting pieces are respectively connected with the upper flange, the lower flange, the upper plank and the lower plank of the corrugated web steel beams of the two steel-wood composite beams into a firm whole by adopting first high-strength bolts.
3. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 1, wherein: the other vertical connection between the steel-wood composite beams is characterized in that first box-type connecting pieces are respectively arranged on two sides of the middle part of the corrugated web steel beam connected with the end part of the corrugated web steel beam in the vertical direction, and the two first box-type connecting pieces are connected with the upper flange, the lower flange, the upper plank and the lower plank of the corrugated web steel beam of the two steel-wood composite beams into a firm whole by adopting first high-strength bolts.
4. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 1, wherein: the connecting joint between the steel-wood composite beam and the wood column is characterized in that second box-type connecting pieces are respectively arranged on two sides of the end part of the steel-wood composite beam, the two second box-type connecting pieces are connected with the upper flange, the lower flange, the upper plank and the lower plank of the corrugated web steel beam of the steel-wood composite beam through first high-strength bolts, and the two second box-type connecting pieces and the wood column are connected into a firm whole through second high-strength bolts.
5. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 4, wherein: the first box-type connecting piece and the second box-type connecting piece both comprise a back plate, an upper top plate, a lower top plate, a left side plate and a right side plate, and the heights of the first box-type connecting piece and the second box-type connecting piece are the same as the height of a web plate of the corrugated web plate steel beam; the upper top plate and the lower top plate of the first box-type connecting piece and the second box-type connecting piece which are connected with the corrugated web steel beam are respectively provided with a reserved bolt hole of a first high-strength bolt; on the post to and all set up the bolt hole that the second bolt that excels in reserved with a curb plate department of the second box connecting piece that the post links to each other.
6. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 5, wherein: a groove is formed at the joint of the front ends of the upper and lower top plates of the first box-type connecting piece and one side plate, so that the space position conflict with the screw head of a wood screw, which may occur when the first box-type connecting piece is connected with the steel-wood composite beam, is avoided; slotted holes are respectively formed in the middle positions of the upper top plate and the lower top plate of the second box-type connecting piece and the connecting position of the upper top plate and the lower top plate of the second box-type connecting piece and the back plate, so that the spatial position conflict with the screw head of the wood screw, which possibly occurs when the second box-type connecting piece is connected with the steel-wood composite beam, is avoided.
7. The corrugated web steel-wood composite beam and assembly joint as claimed in any one of claims 1 to 4, wherein: the bolt hole that upper plank, lower floor's plank correspondence set up to first high strength bolt and reserve, and the bolt hole divide into two upper and lower sections along plank thickness direction, and the bolt hole degree of depth of first section is the same with the height of the spiral shell head of first high strength bolt, and the diameter of bolt hole is the same with the spiral shell head diagonal width of first high strength bolt, and the bolt hole degree of depth of second section is the difference of the spiral shell head height of plank thickness and first high strength bolt, and the diameter of bolt hole is the same with the screw rod diameter of first high strength bolt.
8. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 1, wherein: the corrugated web steel beam is H-shaped steel, the material is carbon steel, and the web is in any one of wave shape, fold line shape, trapezoid shape, curve shape, rectangle shape and fold line shape; set up the wood screw hole along girder steel length direction interval certain distance on the upper and lower edge of a wing of corrugated web girder steel to four bights on the upper and lower edge of a wing of corrugated web girder steel set up the bolt hole that first high-strength bolt reserved.
9. The corrugated web steel-wood composite beam and the assembly joint as claimed in claim 1, wherein: the upper layer wood board and the lower layer wood board can be made of any one of glued wood, square wood and log.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922123453.4U CN211548381U (en) | 2019-12-02 | 2019-12-02 | Corrugated web steel-wood composite beam and assembly joint |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922123453.4U CN211548381U (en) | 2019-12-02 | 2019-12-02 | Corrugated web steel-wood composite beam and assembly joint |
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| CN211548381U true CN211548381U (en) | 2020-09-22 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924589A (en) * | 2019-12-02 | 2020-03-27 | 应急管理部天津消防研究所 | Corrugated web steel-wood composite beam and assembly joint |
| CN112627416A (en) * | 2020-12-04 | 2021-04-09 | 天津大学 | Assembled light steel-ALC plate-bamboo wood composite beam and construction method |
-
2019
- 2019-12-02 CN CN201922123453.4U patent/CN211548381U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110924589A (en) * | 2019-12-02 | 2020-03-27 | 应急管理部天津消防研究所 | Corrugated web steel-wood composite beam and assembly joint |
| CN112627416A (en) * | 2020-12-04 | 2021-04-09 | 天津大学 | Assembled light steel-ALC plate-bamboo wood composite beam and construction method |
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