CN210459529U - Bamboo-wood building beam column CFRP steel node - Google Patents

Bamboo-wood building beam column CFRP steel node Download PDF

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Publication number
CN210459529U
CN210459529U CN201920765000.9U CN201920765000U CN210459529U CN 210459529 U CN210459529 U CN 210459529U CN 201920765000 U CN201920765000 U CN 201920765000U CN 210459529 U CN210459529 U CN 210459529U
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China
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cfrp steel
cfrp
steel plate
bamboo
column
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CN201920765000.9U
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Chinese (zh)
Inventor
王振
李海涛
熊振华
魏冬冬
袁从淦
刘艳军
孙敦本
刘文峰
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Nanjing Forestry University
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Nanjing Forestry University
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Abstract

The utility model relates to a bamboo timber building beam column CFRP steel node, including the bamboo timber roof beam, the bamboo timber column, the beam-ends CFRP steel sheet, column-ends CFRP steel sheet, screw thread CFRP steel, the nut, belleville spring, CFRP steel sheet is connected to the roof beam, column connection CFRP steel sheet, the CFRP steel sheet is strengthened to the level, strengthen the CFRP steel sheet to the side, strengthen the CFRP steel sheet symmetric welding to the side in vertical CFRP steel web both sides, the CFRP steel sheet is connected to two welding roof beams in both sides about the beam-ends CFRP steel sheet, the CFRP steel sheet is connected to two relative both sides welding columns of column-ends CFRP steel sheet, the CFRP steel sheet is connected to the horizontal enhancement CFRP steel sheet that beam-ends CFRP steel sheet intermediate position welding is used for fixed beam-ends, the beam column is connected with the screw thread CFRP steel with being connected CFRP steel sheet, the welding has two triangle-shaped CFRP steel swash plates between beam-ends CFRP steel sheet and the column-ends CFRP steel sheet, be located the upper and lower side of, The bearing capacity is high, construction is convenient, use is flexible, and certain energy consumption capability is possessed.

Description

Bamboo-wood building beam column CFRP steel node
Technical Field
The utility model relates to a beam column node, in particular to bamboo building beam column CFRP steel node belongs to the building technology field.
Background
An important subject of the current architectural community is the problem of building and ecological environment, concepts such as 'green building' and 'ecological building' come into play, and under the large environment of industrialization, urbanization and rapid development of new rural construction, our country puts forward a call for deeply promoting building energy conservation and accelerating development of green buildings, so that the industrialization of modern bamboo-wood structure green buildings becomes a great demand of national sustainable development.
The ancient mortise-tenon joint technology is mostly referred for in the construction of modern bamboo structures, mortise-tenon joint has many advantages, but from the perspective of modern industry, mortise-tenon joint structure has many shortcomings, such as great mechanization difficulty, lower mortise-tenon joint rigidity, great manual difficulty and high construction cost.
In the prior art, the study on beam-column joints of bamboo-wood structures is more concerned about the connection mode of beams and columns, and is still deficient in the connection mode of columns.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a connect reliable, bear the weight of the dynamic height, construction convenience, use nimble, possess certain power consumption ability's bamboo wood building beam column CFRP steel node.
The technical scheme of the utility model as follows:
the bamboo-wood building beam-column CFRP steel node comprises a vertical CFRP steel web, a beam-end CFRP steel plate, a column-end CFRP steel plate, a horizontal reinforcing CFRP steel plate, an inclined reinforcing CFRP steel plate, a beam-connection CFRP steel plate, a column-connection CFRP steel plate, a triangular CFRP steel inclined plate, an L-shaped CFRP steel plate, threaded CFRP steel, nuts and belleville springs.
As the utility model discloses a further improvement, set up first bolt hole on the vertical CFRP steel sheet, bamboo wood post is seted up first in the same direction as the line hole at design position, and bamboo wood post inserts between column end CFRP steel sheet and the two post connection CFRP steel sheets, passes first bolt hole and first in the same direction as the line hole with screw thread CFRP steel, fastens in both sides with the nut.
As a further improvement, set up the second bolt hole on the CFRP steel sheet is connected to the roof beam, the bamboo timber roof beam is seted up the second in the same direction as the line hole in design position, be equipped with horizontal groove in the middle of the beam-ends, CFRP steel sheet equals is strengthened with the level to its length, set up 4 centrosymmetric third bolt holes on the CFRP steel sheet is strengthened to the level, bamboo timber roof beam inserts between beam-ends CFRP steel sheet and the two roof beams connection CFRP steel sheet, the level is strengthened in the CFRP steel sheet inserts the horizontal groove of beam-ends, pass the second bolt hole with screw thread CFRP steel, the second is in the same direction as line hole and third bolt hole, fasten in both sides with the nut.
As a further improvement of the utility model, the column connection CFRP steel plate is additionally provided with 2 holes symmetrical along the inclined plate, the L-shaped CFRP steel plate is vertically provided with 2 screw holes symmetrical along the inclined plate, the central connecting line of the holes is horizontal, the middle of the hole is connected with the disc spring, and the hole distance is equal to the length of the disc spring; the roof beam is connected and is respectively set up 2 trompils along the swash plate symmetry on the CFRP steel sheet, transversely sets up 2 screw along the swash plate symmetry on the L type CFRP steel sheet, and above-mentioned trompil center line is vertical, and the trompil intermediate junction has belleville spring, and the trompil distance equals with belleville spring length.
As a further improvement of the utility model, belleville spring one end is passed the screw and is fixed in L type CFRP steel sheet, and one end is passed the trompil and is fixed in on bamboo-wood roof beam or the bamboo-wood post.
As a further improvement of the utility model, the disk spring is made of shape memory alloy.
The utility model has the advantages as follows:
(1) the connection is reliable, all CFRP steel structure parts in the CFRP steel nodes of the beam columns of the bamboo-wood building are connected in a welding mode, CFRP steel and bamboo are connected in the grain-following direction of the bamboo-wood by adopting thread CFRP steel, and the connection reliability is high;
(2) the bearing capacity is high, the horizontal reinforced CFRP steel plate can improve the bearing capacity of the bamboo-wood beam, and the oblique reinforced CFRP steel plate can prevent the vertical CFRP steel web plate from producing out-of-plane buckling;
(3) construction is convenient, except for the connecting parts of bolts and thread CFRP steel, other parts can be prefabricated in a factory and then assembled on site, and the required construction time and space are less;
(4) the CFRP steel plate is flexible to use, the thickness of the CFRP steel plate can be changed according to requirements, and the connection of 4 beams and columns can be met in two directions;
(5) the energy-consuming disc spring has certain energy-consuming capacity, has good energy-consuming capacity, and can absorb seismic energy transmitted from most structures.
Drawings
FIG. 1 is a schematic view of a CFRP steel node of a beam column of the bamboo-wood building of the utility model;
FIG. 2 is a schematic view of an assembly structure of the CFRP steel node of the beam column of the bamboo-wood building of the utility model;
FIG. 3 is an explosion structure diagram of the beam column CFRP steel node of the bamboo building of the utility model;
FIG. 4 is a detail view of the end of a bamboo-wood column;
FIG. 5 is a detail view of the end of a bamboo beam;
FIG. 6 is a disk spring configuration diagram.
In the figure: 1 is a bamboo-wood beam; 2 is a bamboo-wood column; 3 is a vertical CFRP steel web; 4 is a beam-end CFRP steel plate; 5 is column end CFRP steel plate; 6 is a horizontal reinforced CFRP steel plate; 7 is an oblique reinforced CFRP steel plate; 8 is a beam connecting CFRP steel plate; 9 is column connection CFRP steel plate; 10 is a triangular CFRP steel inclined plate; 11 is an L-shaped CFRP steel plate; 12 is a first bolt hole; 13 is a first grain hole; 14 is a second bolt hole; 15 is a second grain hole; 16 is a horizontal groove; 17 is a third bolt hole; 18 is thread CFRP steel; 19 is a nut; 20 is an opening; 21 is a screw hole; 22 is a disc spring.
Detailed Description
For further explanation of the present invention, the following detailed description of the present invention is provided with reference to the drawings, but these should not be construed as limitations on the scope of the present invention.
The overall structure of this practical bamboo wood building beam column CFRP steel node is shown as figure 1, 2, 3, and bamboo wood post tip detail is shown as figure 4, and bamboo wood beam column tip detail is shown as figure 5, and belleville spring constructional view is shown as figure 6.
The utility model discloses bamboo building beam column CFRP steel node includes bamboo timber beams 1, bamboo timber column 2, vertical CFRP steel web 3, beam-ends CFRP steel sheet 4, column-ends CFRP steel sheet 5, CFRP steel sheet 6 is strengthened to the level, strengthen CFRP steel sheet 7 to one side, CFRP steel sheet 8 is connected to the roof beam, column connection CFRP steel sheet 9, triangle-shaped CFRP steel swash plate 10, L type CFRP steel sheet 11, screw thread CFRP steel 18, nut 19, strengthen CFRP steel sheet 7 to one side with X type symmetric welding in vertical CFRP steel web 3 both sides, CFRP steel sheet 8 is connected to two welding roof beams in both sides about beam-ends CFRP steel sheet 4, CFRP steel sheet 9 is connected to two relative both sides welding columns of column-ends CFRP steel sheet 5, CFRP steel sheet 6 is strengthened to the level that beam-ends CFRP steel sheet 4 intermediate position welding is used for fixed beam.
Two triangular CFRP steel inclined plates 10 are welded between the beam end CFRP steel plate 4 and the column end CFRP steel plate 5 and are respectively positioned on the upper side and the lower side of the bamboo-wood beam 1, and an L-shaped CFRP steel plate 11 which is symmetrical along the inclined plates is welded on the inclined plates 10.
Two end column connecting CFRP steel plates 9 of the column end CFRP steel plate 5 are provided with 4 centrosymmetric first bolt holes 12, and the bamboo-wood column 2 is provided with a first grain-following hole 13 at the design position; two ends of the beam end CFRP steel plate 4 are connected with the CFRP steel plate 8 through beams, 4 centrosymmetric second bolt holes 14 are formed in the CFRP steel plate 8, the bamboo-wood beam 1 is provided with a second grain-following hole 15 in the designed position, a horizontal groove 16 is formed in the middle of the beam end, the length of the horizontal groove is equal to that of the horizontal reinforcing CFRP steel plate 6, 4 centrosymmetric third bolt holes 17 are formed in the horizontal reinforcing CFRP steel plate 6, and the second bolt holes 14 in the upper transverse CFRP steel plate and the lower transverse CFRP steel plate are in the same straight line with the third bolt holes 17 in the horizontal reinforcing CFRP steel plate 6. The bamboo-wood column 2 is inserted between the column end CFRP steel plate 5 and the two column connecting CFRP steel plates 9, the thread CFRP steel 18 passes through the first bolt hole 12 and the first grain following hole 13, and is fastened at two sides by the nut 19; the bamboo-wood beam 1 is inserted between the beam end CFRP steel plate 4 and the two beam connecting CFRP steel plates 8, the horizontal reinforcing CFRP steel plate 6 is inserted into the beam end horizontal groove 16, the thread CFRP steel 18 passes through the second bolt hole 14, the second straight thread hole 15 and the third bolt hole 17, and is fastened at two sides by the nut 19.
The column connecting CFRP steel plate 9 is additionally provided with 2 open holes 20 which are symmetrical along the inclined plate 10, the L-shaped CFRP steel plate 11 is vertically provided with 2 screw holes 21 which are symmetrical along the inclined plate, the center connecting line of the open holes is horizontal, the middle of the open hole is connected with a disc spring 22, and the distance of the open hole is equal to the length of the disc spring 22; the beam connection CFRP steel plate 8 is respectively provided with 2 holes 20 symmetrical along the inclined plate, the L-shaped CFRP steel plate 11 is transversely provided with 2 screw holes 21 symmetrical along the inclined plate, the center connecting line of the holes is vertical, the middle of the hole is connected with a disc spring 22, and the distance of the hole is equal to the length of the disc spring 22.
One end of the disc spring 22 penetrates through a screw hole to be fixed on the L-shaped CFRP steel plate 11, and the other end of the disc spring penetrates through the opening hole 20 to be fixed on the bamboo-wood beam 1 or the bamboo-wood column 2.
The disc spring 22 is made of a shape memory alloy.
The belleville springs 22 may be replaced with other energy consuming components such as dampers, for example, viscous dampers.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and is not intended to limit the present invention. Any modification, equivalent replacement, and improvement made without departing from the technical characteristics of the present invention shall be included in the protection scope of the present invention.

Claims (4)

1. The utility model provides a bamboo timber building beam column CFRP steel node, beam column CFRP steel node mounting is in the junction of bamboo-wood post and bamboo-wood roof beam, its characterized in that: comprises a bamboo-wood beam (1), bamboo-wood columns (2), a vertical CFRP steel web plate (3), a beam-end CFRP steel plate (4), a column-end CFRP steel plate (5), a horizontal reinforcing CFRP steel plate (6), an oblique reinforcing CFRP steel plate (7), a beam-connecting CFRP steel plate (8), a column-connecting CFRP steel plate (9), a triangular CFRP steel inclined plate (10), an L-shaped CFRP steel plate (11) and a belleville spring (22), wherein the oblique reinforcing CFRP steel plate (7) is symmetrically welded on two sides of the vertical CFRP steel web plate (3) in an X-shaped manner, two beam-connecting CFRP steel plates (8) are welded on the upper side and the lower side of the beam-end CFRP steel plate (4), two column-connecting CFRP steel plates (9) are welded on two opposite sides of the column-end CFRP steel plate (5), the horizontal reinforcing CFRP steel plate (6) for fixing the beam end is welded in the middle position of the beam-end CFRP steel plate (4), two triangular CFRP steel, lie in the upper and lower side of bamboo wooden beam (1) respectively, weld L type CFRP steel sheet (11) along the swash plate symmetry on swash plate (10), L type CFRP steel sheet (11) respectively with bamboo wooden beam (1), bamboo wood post (2) between be provided with belleville spring (22) that are used for the power consumption, the CFRP steel is CFRP, steel combined material.
2. The bamboo-wood building beam column CFRP steel node of claim 1, characterized in that: the post-connection CFRP steel plate (9) at two ends of the post-end CFRP steel plate (5) is provided with 4 first centrally-symmetrical bolt holes (12), the bamboo-wood post (2) is provided with a first cis-grain hole (13) at a design position, the beam-connection CFRP steel plate (8) at two ends of the beam-end CFRP steel plate (4) is provided with 4 second centrally-symmetrical bolt holes (14), the bamboo-wood beam (1) is provided with a second cis-grain hole (15) at a design position, the middle of a beam end is provided with a horizontal groove (16), the length of the horizontal groove is equal to that of the horizontally-reinforced CFRP steel plate (6), the horizontally-reinforced CFRP steel plate (6) is provided with 4 third centrally-symmetrical bolt holes (17), the second bolt holes (14) on the upper and lower transverse CFRP steel plates and the third bolt holes (17) on the horizontally-reinforced CFRP steel plate (6) are on the same straight line, the bamboo-wood post (2) is inserted between the post-end CFRP steel plate (5) and, the method comprises the steps of enabling thread CFRP steel (18) to penetrate through a first bolt hole (12) and a first grain following hole (13), fastening the thread CFRP steel (18) on two sides through nuts (19), enabling a bamboo-wood beam (1) to be inserted between a beam end CFRP steel plate (4) and two beam connection CFRP steel plates (8), horizontally reinforcing the CFRP steel plate (6) to be inserted into a beam end horizontal groove (16), enabling the thread CFRP steel (18) to penetrate through a second bolt hole (14), a second grain following hole (15) and a third bolt hole (17), and fastening the thread CFRP steel (18) on two sides through the nuts (19).
3. The bamboo-wood building beam column CFRP steel node of claim 1, characterized in that: one side of the column end CFRP steel plate (5) is connected with a CFRP steel plate (9) through a column, 2 open holes (20) which are symmetrical along an inclined plate (10) are additionally arranged on the CFRP steel plate (9), 2 screw holes (21) which are symmetrical along the inclined plate are vertically arranged on an L-shaped CFRP steel plate (11), the center connecting line of the open holes is horizontal, a disc spring (22) is connected in the middle of the open holes, and the distance of the open holes is equal to the length of the disc spring (22); the two side beams of the beam end CFRP steel plate (4) are connected with the CFRP steel plate (8) and are respectively provided with 2 holes (20) symmetrical along the inclined plate, 2 screw holes (21) symmetrical along the inclined plate are transversely arranged on the L-shaped CFRP steel plate (11), the center connecting line of the holes is vertical, the middle of the hole is connected with a disc spring (22), and the distance of the hole is equal to the length of the disc spring (22).
4. The bamboo-wood building beam column CFRP steel node of claim 1, characterized in that: one end of the disc spring (22) penetrates through the screw hole to be fixed on the L-shaped CFRP steel plate (11), the other end of the disc spring penetrates through the opening (20) to be fixed on the bamboo-wood beam (1) or the bamboo-wood column (2), and the disc spring (22) is made of shape memory alloy.
CN201920765000.9U 2019-05-23 2019-05-23 Bamboo-wood building beam column CFRP steel node Active CN210459529U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920765000.9U CN210459529U (en) 2019-05-23 2019-05-23 Bamboo-wood building beam column CFRP steel node

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Application Number Priority Date Filing Date Title
CN201920765000.9U CN210459529U (en) 2019-05-23 2019-05-23 Bamboo-wood building beam column CFRP steel node

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115387465A (en) * 2022-09-06 2022-11-25 江苏科技大学 Cold-formed thin-wall steel-wood combined energy dissipation node and installation method thereof

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115387465A (en) * 2022-09-06 2022-11-25 江苏科技大学 Cold-formed thin-wall steel-wood combined energy dissipation node and installation method thereof
CN115387465B (en) * 2022-09-06 2023-09-22 江苏科技大学 Cold-formed thin-wall steel-wood combined energy consumption node and installation method thereof

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Date Code Title Description
GR01 Patent grant
GR01 Patent grant
EE01 Entry into force of recordation of patent licensing contract
EE01 Entry into force of recordation of patent licensing contract

Assignee: GUIZHOU XINJIN BAMBOO & WOOD PRODUCTS Co.,Ltd.

Assignor: NANJING FORESTRY University

Contract record no.: X2020320000378

Denomination of utility model: A kind of beam column CFRP steel joint for bamboo and wood building

Granted publication date: 20200505

License type: Common License

Record date: 20201218