CN116005799A - Reinforced beam column connection node structure for laminated wood structure and construction method thereof - Google Patents
Reinforced beam column connection node structure for laminated wood structure and construction method thereof Download PDFInfo
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- CN116005799A CN116005799A CN202310089359.XA CN202310089359A CN116005799A CN 116005799 A CN116005799 A CN 116005799A CN 202310089359 A CN202310089359 A CN 202310089359A CN 116005799 A CN116005799 A CN 116005799A
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Abstract
The invention discloses a bar planting type beam column connecting node structure for a laminated wood structure and a construction method thereof, comprising the following steps: a wood column; the wood post is supported on the bottom part, the bottom part of the bottom part is connected with an anchor rod, the anchor rod is implanted into the wood post, the bottom part is provided with a through groove, the two opposite sides of the bottom part are respectively provided with an inserting plate, and the inserting plates and the through groove are arranged at an angle; the main wood beam is embedded in the through groove, a first through hole is formed in the main wood beam, a pair of pull rods are penetrated in the first through hole, and the pair of pull rods are tied on two opposite inner walls of the through groove; the slot is arranged on the end face of the secondary wood beam, the plugboard is inserted into the slot, the plugboard is provided with a plurality of first lock holes, the secondary wood beam is provided with a plurality of second lock holes, the positions of the first lock holes and the second lock holes are in one-to-one correspondence, and the first lock holes and the second lock holes are provided with lock rods in a penetrating mode. The invention solves the problem of poor connection quality of the existing slotting connection method of the wood column and the wood beam.
Description
Technical Field
The invention relates to the technical field, in particular to a bar planting type beam column connecting node structure for a laminated wood structure and a construction method thereof.
Background
In traditional wood-structured building systems, the connection of the wood columns to the wood beams is typically made by steel inserts and pins. The steel plugboard and the pin are adopted for connection, and a groove with a size slightly larger than that of the steel plugboard is formed at the top of the wood column. The steel insert plate is inserted into the slot of the column top and is driven transversely from the column surface by steel pins. This approach has several drawbacks:
firstly, the wood structure is a structural stress member and a building decoration member, and the grooving at the top of the column belongs to open grooves, so that the decoration effect is poor;
secondly, the straight groove formed by jacking the column is deeper and wider, the column foot is an important stress node, vertical pressure and earthquake-resistant transverse force are considered, and the column foot groove is weakened to the node;
thirdly, the construction difficulty is high when the steel plugboards are adopted for connection, the installation is slow, and the connection quality of the wood columns and the wood beams cannot be completely guaranteed.
The information disclosed in this background section is only for enhancement of understanding of the general background of the invention and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
In order to overcome the defects existing in the prior art, the invention provides a bar-planting beam column connecting node structure for a laminated wood structure and a construction method thereof, so as to solve the problem of poor connecting quality of the conventional slotting connection method of a wood column and a wood beam.
To achieve the above object, there is provided a bar-planting beam-column connection node structure for a laminated wood structure, comprising:
a wood column;
the wood post is supported on the bottom of the bottom piece, the bottom of the bottom piece is connected with an anchor rod, the anchor rod is implanted into the wood post, the bottom piece is provided with a through groove, two opposite sides of the bottom piece are respectively provided with an inserting plate, and the inserting plates and the through groove are arranged at an angle;
the main wood beam is embedded in the through groove, a first through hole is formed in the main wood beam, a pair of pull rods are penetrated in the first through hole, and the pair of pull rods are tied on two opposite inner walls of the through groove;
the secondary wood beam, the slot has been seted up to the terminal surface of secondary wood beam, the picture peg is inserted and is located in the slot, a plurality of first lockholes have been seted up to the picture peg, a plurality of second lockholes have been seted up to secondary wood beam, a plurality of first lockhole with a plurality of the position one-to-one of second lockhole sets up, first lockhole with the second lockhole wears to be equipped with the locking lever.
Further, the plurality of first lock holes are arranged in a matrix.
Further, the secondary wood beam includes:
the two sheet beams are overlapped together, and the slot is formed between the end parts of the two sheet beams;
and the connecting piece is connected with the two sheet beams.
Further, the wood posts, the main wood beams and the secondary wood beams are laminated wood.
Further, the two inner walls of the bottom covering member are provided with second through holes aligned with the first through holes, the two ends of the opposite pull rod respectively penetrate through the second through holes of the two inner walls of the bottom covering member and extend to the outside of the bottom covering member, the two ends of the opposite pull rod are respectively connected with pressing members, and the pressing members are pressed against the outer wall of the bottom covering member.
Further, the number of the anchor rods is multiple, and the anchor rods are distributed in a matrix mode.
The invention provides a construction method for a bar planting type beam column connecting node structure of a laminated wood structure, which comprises the following steps:
erecting a wood column;
mounting a bottom pocket to the post such that the post is supported by the bottom pocket, the anchor rods of the bottom pocket being implanted into the post;
hoisting a main wood beam, and embedding the main wood beam into a through groove of the pocket bottom piece;
a pair of pull rods are arranged in the first perforation in the main wood beam in a penetrating way, and the pair of pull rods are tied on two opposite inner walls of the through groove;
hoisting the secondary wood beam to enable the plugboard to be inserted into the slot;
and a lock rod is arranged in the first lock hole of the plugboard and the second lock hole of the secondary wood beam in a penetrating way, which are corresponding in position, so that the secondary wood beam is locked and attached to two opposite sides of the main wood beam.
The invention has the beneficial effects that the bar planting type beam column connecting node structure for the laminated wood structure is applied to the connection of wood columns and wood beams, breaks through the connection mode that steel plugboards and pins are adopted for connecting beam column connecting nodes on national standards and atlases, adopts the manner that anchor rods of bottom-covered pieces are planted in column tops to connect a main wood beam with the wood columns, and the plugboards of the bottom-covered pieces are inserted into secondary wood beams to connect the main wood beam with the secondary wood beams, and the whole structure belongs to a semi-steel semi-hinge connecting node, and has the following advantages: firstly, the deep groove is prevented from being formed on the top of the wood column, the mechanical property of the wood column is improved, the integrity is better, and cracking is not easy to generate when the wood column resists destructive power; and secondly, the whole structure belongs to a semi-steel semi-hinged connection node, has strong deformability and good energy consumption performance, and has better anti-seismic performance than steel plugboard connection. Furthermore, as the wood structure (the wood column, the main wood beam and the secondary wood beam) is the decorative material, the problems of unattractive appearance and the like caused by grooving the top of the wood column, exposing the steel plugboard outside and the like are avoided, and the anchor rod is directly hidden in the wood column, so that the overall structure has better aesthetic property.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the following drawings, in which:
fig. 1 is a schematic structural view of a bar-planting beam-column connection node structure for a laminated wood structure according to an embodiment of the present invention.
Fig. 2 is a front view of a bar-planting beam-column connection node structure for a laminated wood structure according to an embodiment of the present invention.
FIG. 3 is a schematic view of a pocket base for a laminated wood structure according to an embodiment of the present invention.
Detailed Description
The present application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the invention are shown in the drawings.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1 to 3, the present invention provides a bar-planting beam-column connection node structure for a laminated wood structure, comprising: wood posts 1, a pocket bottom piece 2, a main wood beam 3 and a secondary wood beam 4.
In this embodiment, the wood posts 1, the main wood beams 3 and the sub wood beams 4 are glued woods. And (3) carrying out glued wood processing on all the glued wood finished product components in a domestic processing factory according to the glued wood processing file generated by the three-dimensional model of the deepened structure, and then carrying out numbering batch loading and transportation to a construction site.
The pocket bottom part 2 is made of high-strength steel. The wooden pole 1 is supported on the pocket bottom 2. The bottom of the pocket bottom part 2 is connected with an anchor rod 24. The anchor rods 24 are implanted in the wood posts 1. The pocket bottom part 2 is provided with a through groove 20. The opposite sides of the pocket base 2 are respectively formed with insertion plates 21. The insert plate 21 is arranged at an angle to the through slot 20. The bottom covering piece is arranged on the upper end face of the wood column. The upper end face of the wood column is provided with an implantation hole.
In this embodiment, the number of implantation holes is plural. The plurality of implantation holes are arranged in a matrix. The implantation holes are prefabricated during engineering. The number of anchors 24 is plural. The number of anchors is adapted to the number of implantation holes. The plurality of anchors 24 are arranged in a matrix. The anchor rods are in one-to-one correspondence with the positions of the implantation holes.
The main wood beam 3 is embedded in the through groove 20. The two ends of the main wood beam respectively extend to the outside of the two opposite ends of the through groove of the bottom covering piece. The middle part of the main wood beam 3 is embedded in the through groove 20. The main wood beam 3 is provided with a first perforation. The first perforation is arranged in the middle of the main wood beam. The first through hole is penetrated with a counter pull rod 22. The pull rod 22 is tied to the opposite inner walls of the through slot 20.
In a preferred embodiment, the number of the first perforations formed in the main wood beam is a plurality of first perforations. Two ends of the first perforations are respectively arranged at two opposite sides of the plugboard.
Two secondary wood beams 4 are configured for each bar-planting beam column connection node structure. The end face of the secondary wood beam 4 is provided with a slot. The insertion plate 21 is inserted into the insertion groove. The plugboard 21 is provided with a plurality of first locking holes. The secondary wood beam 4 is provided with a plurality of second lock holes. The positions of the first lock holes and the second lock holes are arranged in a one-to-one correspondence mode. The first lock hole and the second lock hole are provided with lock rods 23 in a penetrating manner.
In this embodiment, the plurality of first lock holes are arranged in a matrix.
As a preferred embodiment, the secondary wood beam 4 comprises: two sheet beams and a connecting piece. Wherein the two sheet beams are superimposed together. A slot is formed between the ends of the two beams. Is connected to the two sheet beams. Compared with the traditional method of adopting a whole timber to set up the slot at the tip, assemble into secondary timber beams through two roof beams equipment, on the one hand, be convenient for transport and assembly, on the other hand, avoid the fluting to make whole timber fracture scheduling problem.
In this embodiment, referring to fig. 3, two inner walls of the bottom covering member 2 are provided with second through holes aligned with the first through holes. The opposite ends of the pull rod 22 respectively pass through the second through holes of the two inner walls of the pocket base 2 and extend to the outside of the pocket base 2. The pressing members are respectively connected to both ends of the opposite pull rod 22. The pressing piece is pressed against the outer wall of the pocket bottom piece 2.
Preferably, the counter pull rod is a screw. The pressing piece is a nut which is pressed against the opposite outer wall of the pocket bottom piece.
The bar planting type beam column connecting node structure for the laminated wood structure is applied to the connection of wood columns and wood beams, breaks through the national standard and the mode that the beam column connecting node on an atlas is connected by adopting a steel plugboard and a pin, adopts an anchor rod implantation column top mode of a pocket bottom piece to connect a main wood beam with the wood columns, and the plugboard of the pocket bottom piece is inserted into a secondary wood beam to connect the main wood beam with the secondary wood beam, so that the whole structure belongs to a semisteel semi-hinged connecting node, and has the following advantages: firstly, the deep groove is prevented from being formed on the top of the wood column, the mechanical property of the wood column is improved, the integrity is better, and cracking is not easy to generate when the wood column resists destructive power; and secondly, the whole structure belongs to a semi-steel semi-hinged connection node, has strong deformability and good energy consumption performance, and has better anti-seismic performance than steel plugboard connection. Furthermore, as the wood structure (the wood column, the main wood beam and the secondary wood beam) is the decorative material, the problems of unattractive appearance and the like caused by grooving the top of the wood column, exposing the steel plugboard outside and the like are avoided, and the anchor rod is directly hidden in the wood column, so that the overall structure has better aesthetic property.
The invention provides a construction method for a bar planting type beam column connecting node structure of a laminated wood structure, which comprises the following steps:
s1: and erecting a wood column 1.
S2: the stomacher 2 is mounted to the wood post 1 such that the wood post 1 is supported by the stomacher 2 and the anchors 24 of the stomacher 2 are implanted into the wood post 1.
S3: and hoisting the main wood beam 3. The main wood beam 3 is embedded in the through groove 20 of the pocket bottom piece 2.
S4: the opposite pull rods 22 are penetrated in the first through holes in the main wood beam 3, and the opposite pull rods 22 are tied on the two opposite inner walls of the through groove 20.
S5: the secondary wooden beams 4 are hoisted so that the plugboards 21 are inserted into the slots.
S6: a lock rod 23 is inserted into the first lock hole of the plugboard 21 and the second lock hole of the secondary wood beam 4 corresponding to the positions so as to lock the secondary wood beam 4 on two opposite sides of the main wood beam 3.
The construction method for the bar planting type beam column connecting node structure of the laminated wood structure is simple in field installation, simplifies construction procedures, greatly improves beam column node installation efficiency, only can hoist four wood columns (node structure in the traditional way) per class according to the original steel plugboard, the lock rod and the welded connecting node, and can hoist twelve wood columns per class after adopting the new structure node. Meanwhile, the connection mode that the anchor rods are implanted into the tops of the wood columns is adopted, the tops of the columns are free from grooving, the joint strength is improved, the earthquake resistance of the building is improved, and the connection quality of the beams and the columns is greatly improved.
In addition, the joint structure of the bar planting type beam column for the laminated wood structure adopts a set of components such as a bottom pocket, an anchor rod, a lock rod, an inserting plate and the like, the comprehensive unit price is 210 yuan/set, and the total number of the wood columns is 42; the steel plugboards, common bolts, steel pins, welding labor cost and the like used for the node structure by adopting the traditional method are adopted to manufacture the comprehensive unit price 560 yuan/sleeve, and the cost is greatly reduced.
The specific cost measurement is as follows:
material cost of conventionally done node construction: 560 yuan/set;
other materials: 120 yuan/set;
and (3) installing labor cost: 550 yuan/set;
mechanical cost: 230 yuan/set;
single node cost: 560+120+550+230=1460 yuan/sleeve.
Total cost: 1460×42 (number of beam-column nodes) = 61320 element=6.13 ten thousand element.
Cost of node construction employing the present invention:
the materials of the new node construction are: 210 yuan/set;
other materials: 20 yuan/set;
and (3) installing labor cost: 200 yuan/set;
mechanical cost: 80 yuan/set.
Single node cost: 210+20+200+80=510 yuan/set.
Total cost: 510×42 (number of wood beam-column nodes) =21420 elements=2.14 ten thousand elements.
Meanwhile, the steel bar planting type beam column connecting node structure for the laminated wood structure has the advantages that the site construction progress is greatly shortened, 15 ten thousand of site management expenses are estimated to be reduced, and wood components scrapped due to slotting and punching are reduced by about 40 ten thousand.
The foregoing description is only of the preferred embodiments of the present application and is presented as a description of the principles of the technology being utilized. It will be appreciated by persons skilled in the art that the scope of the invention referred to in this application is not limited to the specific combinations of features described above, but it is intended to cover other embodiments in which any combination of features described above or equivalents thereof is possible without departing from the spirit of the invention. Such as the above-described features and technical features having similar functions (but not limited to) disclosed in the present application are replaced with each other.
Claims (7)
1. A bar planting type beam column connection node structure for a laminated wood structure, comprising:
a wood column;
the wood post is supported on the bottom of the bottom piece, the bottom of the bottom piece is connected with an anchor rod, the anchor rod is implanted into the wood post, the bottom piece is provided with a through groove, two opposite sides of the bottom piece are respectively provided with an inserting plate, and the inserting plates and the through groove are arranged at an angle;
the main wood beam is embedded in the through groove, a first through hole is formed in the main wood beam, a pair of pull rods are penetrated in the first through hole, and the pair of pull rods are tied on two opposite inner walls of the through groove;
the secondary wood beam, the slot has been seted up to the terminal surface of secondary wood beam, the picture peg is inserted and is located in the slot, a plurality of first lockholes have been seted up to the picture peg, a plurality of second lockholes have been seted up to secondary wood beam, a plurality of first lockhole with a plurality of the position one-to-one of second lockhole sets up, first lockhole with the second lockhole wears to be equipped with the locking lever.
2. The bar planting type beam column connection node structure for a laminated wood structure according to claim 1, wherein a plurality of the first locking holes are arranged in a matrix.
3. The bar-planting beam-column connection node construction for a laminated wood structure according to claim 1, wherein the secondary wood beam comprises:
the two sheet beams are overlapped together, and the slot is formed between the end parts of the two sheet beams;
and the connecting piece is connected with the two sheet beams.
4. The bar-planting beam-column connection node structure for a laminated wood structure according to claim 1, wherein the wood columns, the main wood beams, and the sub wood beams are laminated wood.
5. The bar planting type beam column connecting node structure for a laminated wood structure according to claim 1, wherein the two inner walls of the bottom pocket member are provided with second through holes aligned with the first through holes, two ends of the pair of pull rods respectively penetrate through the second through holes of the two inner walls of the bottom pocket member and extend to the outside of the bottom pocket member, two ends of the pair of pull rods are respectively connected with a pressing member, and the pressing member is pressed against the outer wall of the bottom pocket member.
6. The bar planting type beam column connection node structure for a laminated wood structure according to claim 1, wherein the number of the anchor rods is a plurality, and the anchor rods are arranged in a matrix.
7. A construction method for a bar-planting beam-column connection node structure for a laminated wood structure according to any one of claims 1 to 6, comprising the steps of:
erecting a wood column;
mounting a bottom pocket to the post such that the post is supported by the bottom pocket, the anchor rods of the bottom pocket being implanted into the post;
hoisting a main wood beam, and embedding the main wood beam into a through groove of the pocket bottom piece;
a pair of pull rods are arranged in the first perforation in the main wood beam in a penetrating way, and the pair of pull rods are tied on two opposite inner walls of the through groove;
hoisting the secondary wood beam to enable the plugboard to be inserted into the slot;
and a lock rod is arranged in the first lock hole of the plugboard and the second lock hole of the secondary wood beam in a penetrating way, which are corresponding in position, so that the secondary wood beam is locked and attached to two opposite sides of the main wood beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089359.XA CN116005799A (en) | 2023-02-09 | 2023-02-09 | Reinforced beam column connection node structure for laminated wood structure and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310089359.XA CN116005799A (en) | 2023-02-09 | 2023-02-09 | Reinforced beam column connection node structure for laminated wood structure and construction method thereof |
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| Publication Number | Publication Date |
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| CN116005799A true CN116005799A (en) | 2023-04-25 |
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|---|---|---|---|
| CN202310089359.XA Pending CN116005799A (en) | 2023-02-09 | 2023-02-09 | Reinforced beam column connection node structure for laminated wood structure and construction method thereof |
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