CN108385840B - Beam column connecting node - Google Patents
Beam column connecting node Download PDFInfo
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- CN108385840B CN108385840B CN201810187547.5A CN201810187547A CN108385840B CN 108385840 B CN108385840 B CN 108385840B CN 201810187547 A CN201810187547 A CN 201810187547A CN 108385840 B CN108385840 B CN 108385840B
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- damper
- plate
- wavy
- sleeve
- column
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
- E04B1/2604—Connections specially adapted therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/26—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of wood
- E04B1/2604—Connections specially adapted therefor
- E04B2001/2676—Connector nodes
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- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Joining Of Building Structures In Genera (AREA)
- Floor Finish (AREA)
Abstract
The invention discloses a beam-column connecting node, which is characterized in that a damper is arranged between a column and a beam; end plates are arranged at two end parts of an internal wavy soft steel cylinder (10-5) of the damper to seal the internal wavy soft steel cylinder; the end plates at two ends of the internal wavy soft steel cylinder (10-5) are respectively connected with a first damper spring (10-3) and a second damper spring (10-4); a plurality of external wave-shaped mild steels (10-6) are arranged outside the internal wave-shaped mild steel cylinder (10-5); two ends of the external wavy mild steel (10-6) are respectively connected with a first connecting plate (10-1) of the damper and a second connecting plate (10-2) of the damper; and the bus of the internal wavy soft steel cylinder is a wavy line. The beam-column connecting joint has the advantage that the anti-seismic effect between beams and columns is improved.
Description
Technical Field
The invention relates to the field of buildings, in particular to a beam-column connecting node.
Background
The invention patent with application number 201510197394.9 discloses a beam-column connecting node structure of a wood structure building, wherein a wood beam and a wood column are connected by a steel connecting piece; the steel connecting piece consists of a square sleeve and at least one U-shaped groove which is vertically welded with the side wall of the square sleeve into a whole; the end part of the wood beam is embedded into a U-shaped groove, an inverted U-shaped clamp is embedded into an upper clamping groove, and a bolt penetrates through the clamp, the wall of the U-shaped groove and a bolt mounting hole preset in the wood beam to fasten the wood beam, the U-shaped groove and the clamp into a whole; the end part of the wood column is inserted into the square sleeve, and the wood column is fixedly connected with the square sleeve through a bolt; the invention uses steel connecting pieces, bolts and clamps to replace mortise and tenon joints to realize the connection of beams and columns of the wood structure building, the connection strength, the bending resistance and the tensile strength of the nodes are greatly improved compared with the mortise and tenon joints, and the invention is particularly suitable for the connection of large-scale wood structures; the node structure is simple, and the mechanical production of the component is easy to realize; the joint is simple and convenient to install, the construction speed is high, and the manufacturing cost is low.
The invention discloses an invention patent with application number of 201510739154.7, relates to a reinforced wood structure energy consumption node, and belongs to the technical field of buildings. The center of the end face of the wood column is provided with a vertical round hole, a central reinforced energy-consuming connecting round steel cylinder is placed, vertical round holes are formed in positions 1/3 to 1/2 of a vertical connecting line from the center to four sides or a connecting line from the center to four corners, and the peripheral reinforced energy-consuming connecting round steel cylinders are respectively placed; the bolts respectively penetrate through the round steel cylinder with the reinforced energy consumption connection at the periphery or the round steel cylinder with the reinforced energy consumption connection at the center. The invention has the advantages of high bearing capacity, convenient construction, high construction speed and good economic effect, avoids complex operation in the construction process and greatly reduces the manufacturing cost.
Both of the above patents focus primarily on beam to column connections. However, for many wood structure node structures, the connection of the columns is also a major point, for example, the invention patent with application number 201510621543.X discloses a wood structure building beam-column connection node structure, which explains the connection of the upper column, the lower column and the beam, and the wood columns and the wood beams are connected by steel connectors; the steel connecting piece is formed by vertically welding two thin steel plates with specific shapes. The steel connecting piece can be divided into two parts according to the use function, namely a cross-shaped thin steel plate part and a straight-line-shaped thin steel plate part; the wood column and the steel connecting piece are reinforced by engineering glue; the wood beam and the steel connecting piece are fixed by steel bars. The invention uses the steel connecting piece and the engineering glue to replace the mortise and tenon joint to realize the connection of the beam column of the wood structure building, the connection strength, the bending resistance and the tensile strength of the joint are greatly improved compared with the mortise and tenon joint, and the invention is especially suitable for the connection of large-scale wood structures; the node structure is simple, and the mechanical production of the component is easy to realize; the joint is simple and convenient to install, the construction speed is high, and the manufacturing cost is low.
In addition, from the research situation of the prior art, no intensive research is conducted on the energy dissipation design of the wood structure. Therefore, it is necessary to design an energy consumer for the case of nodes, especially wooden structures.
Disclosure of Invention
The invention aims to provide a beam-column connecting node, which improves the energy consumption effect of the node.
Another object of the present invention is to provide a damper used in the above node, which can effectively improve the energy consumption effect of the wood beam and the wood column.
A beam-column connection node, comprising: the beam comprises a wood column, a wood beam 7 and a damper, wherein the damper is arranged between the column and the beam;
the damper 10 includes: the damper comprises a damper first connecting plate 10-1, a damper second connecting plate 10-2, a damper first spring 10-3, a damper second spring 10-4, an internal wavy soft steel cylinder 10-5 and external wavy soft steel 10-6;
two end parts of the internal wavy mild steel cylinder 10-5 are provided with end plates to seal the internal wavy mild steel cylinder, and the side surface of the internal wavy mild steel cylinder is wavy mild steel;
the end plates at two ends of the internal wavy soft steel cylinder 10-5 are respectively connected with a first damper spring 10-3 and a second damper spring 10-4;
the other end of the damper first spring 10-3 is connected with the damper first connecting plate 10-1;
the other end of the second spring 10-4 of the damper is connected with a second connecting plate 10-2 of the damper;
a plurality of external wavy mild steels 10-6 are uniformly arranged outside the internal wavy mild steel cylinder 10-5 in the axial direction; two ends of the external wavy mild steel 10-6 are respectively connected with a first damper connecting plate 10-1 and a second damper connecting plate 10-2;
the bus of the internal wavy soft steel cylinder 10-5 is a wavy line, and the length direction of the external wavy soft steel cylinder 10-6 is a wavy line.
Further, the column includes: the method comprises the following steps: the damper is arranged between the upper column and the beam, and the damper is arranged between the lower column and the beam.
Further, a sleeve 3 is connected with a node area of the upper column and the lower column; connecting seats are arranged on the parts, corresponding to the upper column and the lower column, of the sleeve 3, and a first damper connecting plate 10-1 of the damper 10 is connected with the connecting seats of the sleeve 3;
a third bottom steel plate 8-3 is arranged on the bottom surface of the beam, and a fourth top steel plate 8-4 is arranged on the top surface of the beam;
the third bottom surface steel plate 8-3 and the fourth top surface steel plate 8-4 are also provided with connecting seats;
a second damper connecting plate 10-2 of the damper, which is arranged between the upper column and the beam, is connected with a connecting seat of a fourth top steel plate 8-4 of the beam; a second damper connecting plate 10-2 of the damper, which is arranged between the lower column and the beam, is connected with a connecting seat of a third bottom steel plate 8-3 of the beam; the damper is hinged with the beam and the column.
The damper 10 includes: the damper comprises a damper first connecting plate 10-1, a damper second connecting plate 10-2, a damper first spring 10-3, a damper second spring 10-4, an internal wavy soft steel cylinder 10-5 and external wavy soft steel 10-6;
two end parts of the internal wavy mild steel cylinder 10-5 are provided with end plates to seal the internal wavy mild steel cylinder, and the side surface of the internal wavy mild steel cylinder is wavy mild steel;
the end plates at two ends of the internal wavy soft steel cylinder 10-5 are respectively connected with a first damper spring 10-3 and a second damper spring 10-4;
the other end of the damper first spring 10-3 is connected with the damper first connecting plate 10-1;
the other end of the second spring 10-4 of the damper is connected with a second connecting plate 10-2 of the damper;
a plurality of external wavy mild steels 10-6 are uniformly arranged outside the internal wavy mild steel cylinder 10-5 in the axial direction; two ends of the external wavy mild steel 10-6 are respectively connected with a first damper connecting plate 10-1 and a second damper connecting plate 10-2;
the bus of the internal wavy soft steel cylinder 10-5 is a wavy line, and the length direction of the external wavy soft steel cylinder 10-6 is a wavy line.
Further, the external wavy mild steel 10-6 is cylindrical to form an external wavy mild steel cylinder 10-7.
Further, the shape of the first damper connecting plate 10-1, the second damper connecting plate 10-2, the inner wavy soft steel cylinder 10-5 and the outer wavy soft steel cylinder 10-7 is rectangular or circular.
Further, the first connecting plate 10-1 of the damper comprises a connecting seat connecting plate 10-1-1 and an external wavy soft steel cylinder connecting plate 10-1-2;
the second connecting plate 10-2 of the damper comprises a connecting seat connecting plate 10-1-1 and an external wavy soft steel cylinder connecting plate 10-1-2;
the external wavy soft steel cylinder connecting plate is arranged inside the external wavy soft steel cylinder 10-7 and used for installing and fixing the external wavy soft steel cylinder 10-7, and the external wavy soft steel cylinder connecting plate and the external wavy soft steel cylinder are connected through bolts.
Further, the axes of the external wavy soft steel cylinder 10-7, the internal wavy soft steel cylinder 10-5, the first damper spring 10-3 and the second damper spring 10-4 are coincided.
The invention has the advantages that:
(1) the sleeve (the design of the sleeve is applied for another case) is provided with a vertical cross-shaped partition plate which can be connected with the slots of the upper and lower columns and can improve the rigidity of the sleeve; meanwhile, a first horizontal plate, a second horizontal plate, a third horizontal plate and a fourth horizontal plate are further arranged between the sleeve and the cross-shaped partition plate, and the horizontal plates are fixed with the bottom surfaces of the upper column and the lower column through wavy grains under the condition that the rigidity of the sleeve is further improved, so that the connection strength of the upper column, the lower column and the sleeve is improved.
(2) The lateral U-shaped connecting piece 9 of the sleeve is matched with the end part of the beam through the raised grains, so that the beam is prevented from being pulled out; particularly, the eighth top side steel plate is added, so that the U-shaped connecting piece 9+ the eighth top side steel plate form a square structure, and the bending resistance bearing capacity of the node can be greatly improved; the U-shaped connecting piece 9, the eighth top side steel plate and the section steel connecting piece at the end part of the wood beam are matched, the directions of the arranged wavy grains limit the displacement of the beam in the length direction, and the connecting strength of the joint is greatly improved, namely the wood beam and the U-shaped connecting piece can be connected without bolts and nuts; namely, the insertion of bolts in the pre-embedded bolt holes of the wood beam and the U-shaped connecting piece is not an essential technical characteristic in connection.
(3) A damper is arranged between the beam and the column, and the design of an inner layer wave-shaped soft steel and an outer layer wave-shaped soft steel is adopted, wherein the outer layer wave-shaped soft steel can provide initial rigidity; and the energy consumption is realized by the axial deformation of the wavy mild steel.
Drawings
The invention will be further described in detail with reference to examples of embodiments shown in the drawings to which, however, the invention is not restricted.
Fig. 1 is a schematic connection diagram of an upper column and a lower column at a node of a beam column of a wood structure according to the first embodiment.
Fig. 2 is a top view of the sleeve 3 according to the first embodiment.
Fig. 3 is a schematic node diagram of the second embodiment.
Fig. 4 is a view a-a of fig. 3.
Fig. 5 is a B-B diagram of fig. 3.
Fig. 6 is a plan view of the sleeve 3 and the U-shaped connector 9 according to the second embodiment.
FIG. 7 is a plan view of the beam-end section steel connecting member according to the second embodiment.
Fig. 8 is a schematic view of the corrugated design of the interior of the sleeve 3 of the third embodiment.
Fig. 9 is a schematic illustration of the wave design of the interior of the sleeve 3 of the fourth embodiment.
Fig. 10 is a schematic illustration of the corrugations of the first, second, third, and fourth horizontal plates.
Fig. 11 is a design structure diagram of the sleeve 3 of the fourth embodiment.
Fig. 12 is a design structure diagram of a sleeve 3 according to a fifth embodiment.
Fig. 13 is a design schematic view of a sleeve vertical plate of the fifth embodiment.
FIG. 14 is a schematic view showing the connection between the cross-shaped partition plate and the vertical plate of the sleeve in the fifth embodiment.
FIG. 15 is a schematic node design diagram according to the sixth embodiment.
Fig. 16 is a longitudinal schematic view of a damper in the sixth embodiment.
Fig. 17 is a transverse sectional view of a damper in a sixth embodiment.
FIG. 18 is a cross-sectional view of one form of a damper of the seventh embodiment.
FIG. 19 is a cross-sectional view of another form of damper embodiment seven.
Fig. 20 is a longitudinal schematic view of a damper in the seventh embodiment.
Fig. 21 is a schematic view of one form of a damper first connecting plate in the seventh embodiment.
Fig. 22 is a schematic view of another form of the first connecting plate of the damper in the seventh embodiment.
Detailed Description
Embodiment one, as shown in fig. 1-2, a timber structural beam column node, comprising: the upper column 4-1, the lower column 4-2 and the beam are connected through a section steel connecting piece, wherein the section steel connecting piece comprises: the device comprises a sleeve 3 and a vertical cross-shaped partition plate 2-1, wherein the cross-shaped partition plate 2-1 is arranged in the sleeve 3; also includes: the first horizontal plate 1-1, the second horizontal plate 1-2, the third horizontal plate 1-3, the fourth horizontal plate 1-4, first horizontal plate 1-1, the second horizontal plate 1-2, the third horizontal plate 1-3, the fourth horizontal plate 1-4 distribute in: between the sleeve 3 and the cross-shaped partition plate 2-1;
the lower end of the upper column 4-1 is provided with a cross slot, the upper end of the lower column 4-2 is provided with a cross slot, and the slot of the upper column 4-1 is inserted into the cross partition plate 2-1;
the slot of the lower column 4-2 is inserted into the cross-shaped partition plate 2-1;
the bottom surface of going up the post divide into according to the slot: the corrugated plate comprises a first surface, a second surface, a third surface and a fourth surface, wherein the first surface, the second surface, the third surface and the fourth surface are all provided with corrugated grains, and the corrugated grains of the adjacent surfaces are vertical in direction;
the top surface of lower post also divide into according to the slot: the corrugated plate comprises a first surface, a second surface, a third surface and a fourth surface, wherein the first surface, the second surface, the third surface and the fourth surface are all provided with corrugated grains, and the corrugated grains of the adjacent surfaces are vertical in direction;
the upper and lower surfaces of the first horizontal plate, the second horizontal plate, the third horizontal plate and the fourth horizontal plate are provided with first faces, second faces, third faces and fourth faces which are matched with the bottom face of the upper column, and first faces, second faces, third faces and fourth faces of the top face of the lower column, namely the directions of the wave patterns of the adjacent faces are also vertical (as shown in fig. 10).
Furthermore, first horizontal plate, second horizontal plate, third horizontal plate, fourth horizontal plate are formed by the combination of upper, middle and lower three-layer board to the surface and the bottom surface of horizontal plate all set up to the wavy, and its purpose is the upper and lower surface of horizontal plate of being convenient for sets up different raised grain.
Furthermore, 4 wavy steel plates are fixed on the bottom surface of the upper column and the top surface of the lower column, and the wavy steel plates on the bottom surface of the upper column are respectively matched with the wavy grains on the bottom surface of the upper column and the wavy grains on the horizontal plate;
the wavy steel plate on the top surface of the lower column is matched with the wavy grains on the top surface of the lower column and the wavy grains on the horizontal plate.
In the second embodiment, as shown in fig. 3, the second beam further comprises a beam 7, wherein a first lateral steel plate 8-1 and a second lateral steel plate 8-2 are fixed on two side surfaces of the beam, a third bottom steel plate 8-3 is fixed on the bottom surface of the beam, and the first lateral steel plate 8-1, the second lateral steel plate 8-2 and the third bottom steel plate 8-3 are connected together. The outer sides of the first lateral steel plate 8-1, the second lateral steel plate 8-2 and the third bottom steel plate 8-3 are provided with raised grains. The wave crests and wave troughs of the first lateral steel plate 8-1 and the second lateral steel plate 8-2 extend along the vertical direction, and the wave crests and wave troughs of the third bottom steel plate extend along the cross section direction of the beam.
The first lateral steel plate 8-1, the second lateral steel plate 8-2 and the third bottom steel plate 8-3 may be formed of double plates.
And a fourth top steel plate 8-4 is arranged on the top surface of the beam, and the fourth top steel plate 8-4 is connected with the first and second lateral steel plates 8-1 and 8-2.
At sleeve (3) towards the side fixedly connected with U type connecting piece 9 of roof beam, U type connecting piece 9 includes: a fifth lateral steel plate 9-1, a sixth lateral steel plate 9-2, and a seventh bottom steel plate 9-3;
the inner sides of the fifth lateral steel plate 9-1, the sixth lateral steel plate 9-2 and the seventh bottom steel plate 9-3 are provided with wave grains; the wave crests and wave troughs of the fifth lateral steel plate 9-1 and the sixth lateral steel plate 9-2 extend along the vertical direction, and the wave crests and wave troughs of the seventh bottom steel plate 9-3 extend along the cross section direction of the beam;
the fifth lateral steel plate 9-1 is matched with the wave patterns of the first lateral steel plate 8-1, the sixth lateral steel plate 9-2 is matched with the wave patterns of the second lateral steel plate 8-2, and the seventh bottom steel plate 9-3 is matched with the wave patterns of the third bottom steel plate 8-3.
The construction method of the second embodiment comprises the following steps:
first, fixedly connecting the upper and lower columns: the sleeve 3 and the cross-shaped partition plate 2-1 move downwards towards the lower column until the first horizontal plate 1-1, the second horizontal plate 1-2, the third horizontal plate 1-3 and the fourth horizontal plate 1-4 are in contact with the top surface of the lower column; the upper column is moved downwards and inserted into the sleeve until the first horizontal plate 1-1, the second horizontal plate 1-2, the third horizontal plate 1-3 and the fourth horizontal plate 1-4 are contacted with the bottom surface of the upper column; the bolt holes are arranged on the upper column and the lower column, the cross-shaped partition plate and the sleeve in a bidirectional mode, and the sleeve, the upper column and the cross-shaped partition plate are fixed together through the bolts;
secondly, fixedly connecting the wood beam: and (3) moving the wood beam downwards towards the U-shaped connecting piece 9 until a third bottom surface steel plate 8-3 at the bottom of the wood beam is contacted with a seventh bottom surface steel plate 9-3, wherein a first lateral steel plate 8-1 and a second lateral steel plate 8-2 at two sides of the wood beam are respectively matched with the wave patterns of a fifth lateral steel plate 9-1 and a sixth lateral steel plate 9-2 of the U-shaped connecting piece 9 fixed on the side surface of the sleeve 3.
The second embodiment has the advantages that the end parts of the beams are also provided with the section steel connecting pieces, and the section steel connecting pieces are connected with the node connecting pieces through the section steel connecting pieces; specifically, the position of the beam and node connection is defined by the vertical corrugations of the side plates and the horizontal corrugations of the bottom plate. The direction of the raised grains is the key point of the design, and not only how to limit the rotation of the beam, but also how to facilitate the installation need to be considered.
In order to further limit the rotation of the beam, the fourth top steel plate 8-4 on the top surface of the beam is also provided with raised grains, and the direction of the raised grains is the same as that of the third bottom steel plate 8-3; also includes: the bottom surface of the eighth top side steel plate is provided with wave grains matched with 8-4 parts of the fourth top surface steel plate;
the fifth lateral steel plate 9-1 and the sixth lateral steel plate 9-2 adopt L type design, and further comprise a horizontal plate extending outwards, wherein the horizontal plate is provided with a long slot hole;
during construction, after the wood beam is placed into the U-shaped connecting piece 9, an eighth top side steel plate is arranged on the fourth top surface steel plate 8-4 of the wood beam; the eighth top steel plate is fixed with the fifth lateral steel plate 9-1 of the U-shaped connecting piece 9 and the horizontal plate of the sixth lateral steel plate 9-2 through bolts and nuts. In this way, bolt holes do not need to be pre-buried between the wood beam and the U-shaped connecting piece, and the wood beam and the U-shaped connecting piece are fixed by inserting bolts.
In order to further improve the connection strength of the beam and the node connecting piece, the side face, facing the beam, of the sleeve 3 is fixedly connected with a vertical inserting plate 9-4, vertical inserting grooves are formed in the end portion of the beam 7 and the third bottom surface steel plate 8-3, the vertical inserting grooves are matched with the vertical inserting plate 9-4, and the first lateral steel plate 8-1, the second lateral steel plate 8-2, the fifth lateral steel plate 9-1, the sixth lateral steel plate 9-2, the beam 7 and the vertical inserting plate 9-4 are connected together through bolts.
In the third embodiment, as shown in fig. 8, the inner surface of the sleeve 3 is provided with raised grains, and the wave crests and the wave troughs of the inner surface of the sleeve 3 extend along the vertical direction; the surface also sets up the raised grain with telescopic internal surface matched with around the cylinder itself of last post, lower post, and further, also can set up the steel sheet on the surface all around of last post, lower post, the steel sheet that sets up on the surface all around of last post, lower post also is provided with raised grain, cooperatees with the raised grain of sleeve 3.
The cross-shaped partition plate 2-1 is fixed with the sleeve 3.
The construction method comprises the following steps:
firstly, moving a sleeve 3 and a cross-shaped partition plate 2-1 to a lower column, and fixing the sleeve 3 and the cross-shaped partition plate together through a steel plate on the outer surface of the lower column and a cross-shaped slot of the lower column until a first horizontal plate 1-1, a second horizontal plate 1-2, a third horizontal plate 1-3 and a fourth horizontal plate 1-4 are contacted with the top surface of the lower column;
secondly, the upper column is downwards moved and inserted into the sleeve, and the upper column and the sleeve are connected together through the inner surface of the sleeve and the steel plate on the outer surface of the upper column, the cross-shaped slot of the upper column and the cross-shaped partition plate until the first horizontal plate 1-1, the second horizontal plate 1-2, the third horizontal plate 1-3 and the fourth horizontal plate 1-4 are contacted with the bottom surface of the upper column;
thirdly, mounting bolts, wherein bolt holes are formed in the upper column, the lower column, the cross-shaped partition plate and the sleeve, the bolt holes are arranged in the upper column and the lower column in a bidirectional mode, the sleeve, the upper column and the cross-shaped partition plate are fixed together through the bolts, and the sleeve, the lower column and the cross-shaped partition plate are fixed together through the bolts;
fourth, the wooden beam is moved downwards: the first lateral steel plate 8-1 and the second lateral steel plate 8-2 on two sides of the wood beam are respectively matched with the wave patterns of the fifth lateral steel plate 9-1 and the sixth lateral steel plate 9-2 of the U-shaped connecting piece 9 fixed on the side surface of the sleeve 3, and the vertical inserting plate 9-4 moves along the vertical slot of the wood beam until the third bottom surface steel plate 8-3 at the bottom of the wood beam is contacted with the seventh bottom surface steel plate 9-3;
fifthly, installing bolts, and connecting the first lateral steel plate 8-1, the second lateral steel plate 8-2, the fifth lateral steel plate 9-1, the sixth lateral steel plate 9-2, the wood beam 7 and the vertical insertion plate 9-4 together through the bolts.
An advantage of the third embodiment is that the use of the corrugations on the inner surface of the sleeve matches the corrugations on the outer surface of the post.
The fourth embodiment is different from the third embodiment in that the sleeve is rectangular, as shown in fig. 9, wherein the directions of the wave patterns of 2 corresponding surfaces are the same as those of the third embodiment (the wave crests and the wave troughs extend along the vertical direction), and the wave crests and the wave troughs of the wave patterns of the other 2 corresponding surfaces extend along the horizontal direction.
As shown in fig. 11, the design of the sleeve 3 is as follows: comprises a sleeve first vertical plate 3-1, a sleeve second vertical plate 3-2, a sleeve third vertical plate 3-3 and a sleeve fourth vertical plate 3-4;
the first vertical plate 3-1 of the sleeve corresponds to the third vertical plate 3-3 of the sleeve, and the wave crests and wave troughs on the inner side of the first vertical plate extend vertically;
the sleeve second vertical plate 3-2 corresponds to the sleeve fourth vertical plate 3-4, and the wave crests and the wave troughs on the inner side of the sleeve second vertical plate extend along the horizontal direction;
oblique folded plates are arranged on two sides of a sleeve first vertical plate 3-1, a sleeve second vertical plate 3-2, a sleeve third vertical plate 3-3 and a sleeve fourth vertical plate 3-4, and bolt holes are formed in the oblique folded plates;
the bolt holes of the oblique folded plates of the sleeve second vertical plate 3-2 and the sleeve fourth vertical plate 3-4 are vertical slotted holes.
The sleeve first vertical plate 3-1, the sleeve third vertical plate 3-3 and the cross-shaped partition plate 2-1 are fixedly connected together in advance by welding or other methods.
Correspondingly, the wave patterns of the steel plates on the side surfaces of the periphery of the upper column and the lower column are also designed as follows: the 2 vertical surfaces and the 2 horizontal surfaces are matched with the wave patterns of the sleeve first vertical plate 3-1, the sleeve second vertical plate 3-2, the sleeve third vertical plate 3-3 and the sleeve fourth vertical plate 3-4.
The construction method comprises the following steps:
firstly, a first vertical plate 3-1 of a sleeve, a third vertical plate 3-3 of the sleeve and a cross-shaped partition plate 2-1 are moved to a lower column and fixed together through a steel plate on the outer surface of the lower column and a cross-shaped slot of the lower column until a first horizontal plate 1-1, a second horizontal plate 1-2, a third horizontal plate 1-3 and a fourth horizontal plate 1-4 are contacted with the top surface of the lower column;
secondly, the upper column is moved downwards and inserted between a first vertical plate 3-1 and a third vertical plate 3-3 of the sleeve, and the upper column is connected with the first vertical plate 3-1 of the sleeve and the third vertical plate 3-3 of the sleeve through the first vertical plate 3-1 of the sleeve, a steel plate on the inner surface of the third vertical plate 3-3 of the sleeve and a steel plate on the outer surface of the upper column as well as a cross slot and a cross partition plate of the upper column until a first horizontal plate 1-1, a second horizontal plate 1-2, a third horizontal plate 1-3 and a fourth horizontal plate 1-4 are contacted with the bottom surface of the upper column;
thirdly, pressing a sleeve second vertical plate 3-2 and a sleeve fourth vertical plate 3-4 on the surfaces of the upper column and the lower column, then connecting and fixing the sleeve second vertical plate 3-2 with the sleeve first vertical plate 3-1 and the sleeve third vertical plate 3-3 through oblique folded plates and bolts, and connecting and fixing the sleeve fourth vertical plate 3-4 with the sleeve first vertical plate 3-1 and the sleeve third vertical plate 3-3 through oblique folded plates and bolts;
in addition, bolts can be installed, bolt holes are formed in the upper column, the lower column, the cross-shaped partition plate and the sleeve, the bolt holes are arranged in the upper column and the lower column in a bidirectional mode, the sleeve, the upper column and the cross-shaped partition plate are fixed together through the bolts, and the sleeve, the lower column and the cross-shaped partition plate are fixed together through the bolts;
fourthly, installing a wood beam: moving the wood beam downwards: the first lateral steel plate 8-1 and the second lateral steel plate 8-2 on two sides of the wood beam are respectively matched with the wave patterns of the fifth lateral steel plate 9-1 and the sixth lateral steel plate 9-2 of the U-shaped connecting piece 9 fixed on the side surface of the sleeve 3, and the vertical inserting plate 9-4 moves along the vertical slot of the wood beam until the third bottom surface steel plate 8-3 at the bottom of the wood beam is contacted with the seventh bottom surface steel plate 9-3;
then, installing bolts, and connecting the first lateral steel plate 8-1, the second lateral steel plate 8-2, the fifth lateral steel plate 9-1, the sixth lateral steel plate 9-2, the wood beam 7 and the vertical insertion plate 9-4 together through the bolts.
When the sleeve second vertical plate 3-2 and the sleeve fourth vertical plate 3-4 are fixed with the upper column and the lower column, the sleeve second vertical plate 3-2 and the sleeve fourth vertical plate 3-4 are slid up and down, so that the sleeve second vertical plate 3-2 and the sleeve fourth vertical plate 3-4 are embedded into the raised grains of the upper column and the lower column.
As can be seen from the third embodiment and the fourth embodiment, the design of the corrugations is especially critical, and the fourth embodiment has the advantage over the third embodiment that the horizontal corrugations are provided (the upper and lower columns can be prevented from being pulled out of the sleeve, and the bending resistance of the node is improved); another significance of the fourth embodiment is that: the raised grains on the inner surface of the sleeve are designed horizontally, and the upper column and the lower column are difficult to insert (the horizontal raised grains generate great friction force), so that the fourth embodiment provides a split sleeve design, and how to construct is explained.
The fifth embodiment is different from the third and fourth embodiments in that: the internal surface of sleeve is the wave line of level to, and it is mainly applicable to all around the node of tie-beam of post.
As shown in fig. 12-13, the sleeve is made of: a sleeve first vertical plate 3-1, a sleeve second vertical plate 3-2, a sleeve third vertical plate 3-3 and a sleeve fourth vertical plate 3-4;
wave crests and wave troughs on the inner sides of a first vertical plate 3-1, a second vertical plate 3-2, a third vertical plate 3-3 and a fourth vertical plate 3-4 of the sleeve extend along the horizontal direction;
holes are reserved in the middle positions of a first sleeve vertical plate 3-1, a second sleeve vertical plate 3-2, a third sleeve vertical plate 3-3 and a fourth sleeve vertical plate 3-4;
the height of the hole is larger than that of the cross-shaped partition plate 2-1, and the width of the hole is wider than that of the cross-shaped partition plate 2-1.
The cross-shaped partition boards penetrate through holes of the sleeve first vertical board 3-1, the sleeve second vertical board 3-2, the sleeve third vertical board 3-3 and the sleeve fourth vertical board 3-4, and parts of the cross-shaped partition boards penetrate through the sleeve first vertical board 3-1, the sleeve second vertical board 3-2, the sleeve third vertical board 3-3 and the sleeve fourth vertical board 3-4 to serve as vertical insertion boards 9-4.
The folded plates of the sleeve first vertical plate 3-1, the sleeve second vertical plate 3-2, the sleeve third vertical plate 3-3 and the sleeve fourth vertical plate 3-4 are all provided with vertical elongated slot-shaped bolt holes.
The construction method comprises the following steps:
firstly, moving a cross-shaped partition plate 2-1 to a lower column to enable a cross-shaped slot of the lower column to be inserted into the cross-shaped partition plate until a first horizontal plate 1-1, a second horizontal plate 1-2, a third horizontal plate 1-3 and a fourth horizontal plate 1-4 are contacted with the top surface of the lower column;
secondly, the upper column is moved downwards, so that a cross-shaped slot of the upper column is inserted into a cross-shaped partition plate until a first horizontal plate 1-1, a second horizontal plate 1-2, a third horizontal plate 1-3 and a fourth horizontal plate 1-4 are contacted with the bottom surface of the upper column;
thirdly, sequentially pressing a sleeve first vertical plate 3-1, a sleeve second vertical plate 3-2, a sleeve third vertical plate 3-3 and a sleeve fourth vertical plate 3-4 on the surfaces of the upper column and the lower column, so that the cross-shaped partition plate penetrates through the openings of the sleeve first vertical plate 3-1, the sleeve second vertical plate 3-2, the sleeve third vertical plate 3-3 and the sleeve fourth vertical plate 3-4;
a sleeve first vertical plate 3-1, a sleeve second vertical plate 3-2, a sleeve third vertical plate 3-3 and a sleeve fourth vertical plate 3-4 are connected and fixed into a rectangular sleeve through oblique folded plates and bolts;
fourthly, installing a wood beam: moving the wood beam downwards: the first lateral steel plate 8-1 and the second lateral steel plate 8-2 on two sides of the wood beam are respectively matched with the wave patterns of the fifth lateral steel plate 9-1 and the sixth lateral steel plate 9-2 of the U-shaped connecting piece 9 fixed on the side surface of the sleeve 3, and the vertical inserting plate 9-4 moves along the vertical slot of the wood beam until the third bottom surface steel plate 8-3 at the bottom of the wood beam is contacted with the seventh bottom surface steel plate 9-3;
then, installing bolts, and connecting the first lateral steel plate 8-1, the second lateral steel plate 8-2, the fifth lateral steel plate 9-1, the sixth lateral steel plate 9-2, the wood beam 7 and the vertical insertion plate 9-4 together through the bolts.
In the fifth embodiment, the cross-shaped partition plate can be welded with the vertical plate of the sleeve at the hole; as shown in figure 14, connecting plates with bolt holes are arranged on two sides of the hole on the vertical plate of the sleeve, and after the cross-shaped partition plate is inserted into the hole, the partition plate is connected with the vertical plate of the sleeve through bolt and nut assemblies 3-7.
In the sixth embodiment, as shown in fig. 15, dampers 10 are fixedly connected to the upper surfaces of the upper column and the beam, and the lower surfaces of the lower column and the beam.
As shown in fig. 16, the damper 10 includes: the damper comprises a damper first connecting plate 10-1, a damper second connecting plate 10-2, a damper first spring 10-3, a damper second spring 10-4, an internal wavy soft steel cylinder 10-5 and external wavy soft steel 10-6;
two end parts of the internal wavy mild steel cylinder 10-5 are provided with end plates to seal the internal wavy mild steel cylinder, and the side surface of the internal wavy mild steel cylinder is wavy mild steel;
a connecting seat is arranged on the sleeve 3, and a first damper connecting plate 10-1 of the damper 10 is connected with the connecting seat of the sleeve 3;
connecting seats are also arranged on the third bottom surface steel plate 8-3 on the bottom surface of the beam and the fourth top surface steel plate 8-4 on the top surface of the beam, a second damper connecting plate 10-2 is connected with the connecting seats of the third bottom surface steel plate 8-3 or the fourth top surface steel plate 8-4 of the beam, and end plates at two ends of the inner wavy soft steel cylinder 10-5 are respectively connected with a first damper spring 10-3 and a second damper spring 10-4;
the other end of the damper first spring 10-3 is connected with the damper first connecting plate 10-1;
the other end of the second spring 10-4 of the damper is connected with a second connecting plate 10-2 of the damper;
a plurality of external wavy mild steels 10-6 are uniformly arranged outside the internal wavy mild steel cylinder 10-5 in the axial direction; two ends of the external wavy mild steel 10-6 are respectively connected with the first damper connecting plate 10-1 and the second damper connecting plate 10-2.
The bus of the internal wavy soft steel cylinder 10-5 is a wavy line, and the length direction of the external wavy soft steel cylinder 10-6 is a wavy line.
The connecting means of the damper and the fourth top surface steel plate 8-4 of the sleeve and the beam top surface are two types: firstly, the hinge joint is adopted; secondly, all adopt the rigid coupling.
When the hinges are adopted, the damper only axially deforms, and energy is consumed through axial tension and compression deformation of the inner wavy soft steel cylinder 10-5, the outer wavy soft steel 10-6 and the spring.
When the fastening is used, the damper deforms in shear in addition to axial deformation, and for shear deformation, the damper 10 consumes energy through bending deformation of the outer wavy mild steel 10-6.
In the seventh embodiment, further, in order to facilitate installation of the external corrugated mild steel 10-6 and increase energy consumption, the external corrugated mild steel 10-6 may be cylindrical to form an external corrugated mild steel cylinder 10-7.
The shapes of the first connecting plate 10-1 of the damper, the second connecting plate 10-2 of the damper, the inner wave-shaped soft steel cylinder 10-5 and the outer wave-shaped soft steel cylinder 10-7 can be selected according to actual needs, and as shown in fig. 18-19, the shapes can be rectangular or circular.
The design of the double-layer wave-shaped soft steel cylinder is adopted, and one problem involved in the design is how to install the double-layer wave-shaped soft steel cylinder.
The first connecting plate 10-1 of the damper comprises a connecting seat connecting plate 10-1-1 and an external wavy soft steel cylinder connecting plate 10-1-2;
the second connecting plate 10-2 of the damper comprises a connecting seat connecting plate 10-1-1 and an external wavy soft steel cylinder connecting plate 10-1-2;
the connecting seat connecting plate is used for connecting the connecting seats of the sleeve and the beam;
the external wavy soft steel cylinder connecting plate is arranged inside the external wavy soft steel cylinder 10-7 and used for installing and fixing the external wavy soft steel cylinder 10-7, and the external wavy soft steel cylinder connecting plate and the external wavy soft steel cylinder are connected through bolts.
The axes of the external wavy soft steel cylinder 10-7, the internal wavy soft steel cylinder 10-5, the first damper spring 10-3 and the second damper spring 10-4 are coincided.
It should be noted that the technical features of the technical solutions of the first to seventh embodiments can be applied in a cross manner.
It should be noted that the raised grains of the first horizontal plate, the second horizontal plate, the third horizontal plate, the fourth horizontal plate, the inner surface of the sleeve 3, the U-shaped connecting member, and the eighth top steel plate are insections, and the raised grains of the wood columns and the wood beams matched with the above-mentioned components are insections.
It should be noted that the technical solutions of the first to seventh embodiments in the present application can also be used for connecting a cylinder.
It should be noted that, first horizontal plate, second horizontal plate, third horizontal plate, fourth horizontal plate in this application are last to set up the raised grain, and the raised grain mutually perpendicular on the adjacent board, can improve the antitorque joint strength that the face was connected to the post.
The above-mentioned embodiments are only for convenience of description, and are not intended to limit the present invention in any way, and those skilled in the art will understand that the technical features of the present invention can be modified or changed by other equivalent embodiments without departing from the scope of the present invention.
Claims (3)
1. A beam-column connection node, comprising: columns, wooden beams (7), dampers; the damper is mounted between the column and the beam;
the damper (10) includes: the damper comprises a damper first connecting plate (10-1), a damper second connecting plate (10-2), a damper first spring (10-3), a damper second spring (10-4), an inner wavy soft steel cylinder (10-5) and outer wavy soft steel (10-6);
the two end parts of the internal wavy mild steel cylinder (10-5) are provided with end plates to seal the internal wavy mild steel cylinder, and the side surface of the internal wavy mild steel cylinder is wavy mild steel;
the end plates at two ends of the internal wavy soft steel cylinder (10-5) are respectively connected with a first damper spring (10-3) and a second damper spring (10-4);
the other end of the damper first spring (10-3) is connected with the damper first connecting plate (10-1);
the other end of the second spring (10-4) of the damper is connected with a second connecting plate (10-2) of the damper;
a plurality of external wavy mild steels (10-6) are uniformly arranged outside the internal wavy mild steel cylinder (10-5) in the axial direction; two ends of the external wavy mild steel (10-6) are respectively connected with a first connecting plate (10-1) of the damper and a second connecting plate (10-2) of the damper;
the bus of the internal wavy soft steel cylinder (10-5) is a wavy line, and the length direction of the external wavy soft steel cylinder (10-6) is a wavy line;
the axes of the external wavy soft steel cylinder (10-7), the internal wavy soft steel cylinder (10-5), the first damper spring (10-3) and the second damper spring (10-4) are coincided;
the column includes: the method comprises the following steps: the damper is arranged between the upper column (4-1) and the beam, and the damper is arranged between the lower column and the beam;
the joint area of the upper column and the lower column is connected with a sleeve (3); connecting seats are arranged on the parts, corresponding to the upper column and the lower column, of the sleeve (3), and a first damper connecting plate (10-1) of the damper (10) is connected with the connecting seats of the sleeve (3);
a third bottom steel plate (8-3) is arranged on the bottom surface of the beam, and a fourth top steel plate (8-4) is arranged on the top surface of the beam;
the third bottom surface steel plate (8-3) and the fourth top surface steel plate (8-4) are also provided with connecting seats;
a second damper connecting plate (10-2) of the damper, which is arranged between the upper column and the beam, is connected with a connecting seat of a fourth top surface steel plate (8-4) of the beam;
a second damper connecting plate (10-2) of the damper, which is arranged between the lower column and the beam, is connected with a connecting seat of a third bottom steel plate (8-3) of the beam;
the damper is hinged with the beam and the column.
2. A beam-column connection node according to claim 1, characterised in that the outer corrugated mild steel (10-6) is cylindrical to form an outer corrugated mild steel cylinder (10-7).
3. A beam-column connection node according to claim 2, characterized in that the shape of the damper first connection plate (10-1), the damper second connection plate (10-2), the inner wave-shaped soft steel cylinder (10-5) and the outer wave-shaped soft steel cylinder (10-7) is rectangular or circular.
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| CN201810187547.5A CN108385840B (en) | 2018-03-07 | 2018-03-07 | Beam column connecting node |
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| CN201810187547.5A CN108385840B (en) | 2018-03-07 | 2018-03-07 | Beam column connecting node |
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| CN108385840B true CN108385840B (en) | 2020-07-17 |
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| CN109629701B (en) * | 2019-01-03 | 2020-05-22 | 西安建筑科技大学 | Replaceable three-dimensional energy-consumption rubber mild steel damper for bent frame structure beam column node |
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| US7000304B2 (en) * | 2002-07-22 | 2006-02-21 | Skidmore Owings & Merrill Llp | Seismic structural device |
| CN105040831A (en) * | 2015-07-21 | 2015-11-11 | 哈尔滨工业大学（威海） | Self-resetting buckling-restrained brace beam-column joint |
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| CN106368315A (en) * | 2016-10-14 | 2017-02-01 | 天津大学 | Assembly type wood frame structure beam-column joint with sleeve |
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| CN105672117B (en) * | 2016-03-25 | 2018-04-13 | 招商局重庆交通科研设计院有限公司 | Steel damping shock proof device |
| CN107255209B (en) * | 2016-04-15 | 2019-01-04 | 铜山县恒丰机械有限公司 | Mars Miner shock-dampening method and Mars Miner |
| CN107601209A (en) * | 2017-10-23 | 2018-01-19 | 沈阳建筑大学 | Used during elevator falling multi-buffer reduction of speed protection device |
| CN108118938B (en) * | 2017-12-19 | 2019-07-30 | 西安建筑科技大学 | Double mild steel shear waves in the wrong vertically bend buckle damper inside and outside one kind |
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|---|---|---|---|---|
| US7000304B2 (en) * | 2002-07-22 | 2006-02-21 | Skidmore Owings & Merrill Llp | Seismic structural device |
| CN105040831A (en) * | 2015-07-21 | 2015-11-11 | 哈尔滨工业大学（威海） | Self-resetting buckling-restrained brace beam-column joint |
| CN105887668A (en) * | 2016-05-31 | 2016-08-24 | 山东省交通规划设计院 | Bridge shock reduction and isolation supporting base and cable-stayed bridge and suspension bridge supporting structure |
| CN106368315A (en) * | 2016-10-14 | 2017-02-01 | 天津大学 | Assembly type wood frame structure beam-column joint with sleeve |
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Effective date of registration: 20200629 Address after: 701 room 2297, 314000 Middle East Road, Jiaxing, Zhejiang Applicant after: ZHEJIANG JIAYUAN ARCHITECTURAL DESIGN Co.,Ltd. Address before: 234101 Anhui province Suzhou City Yongqiao District Fu Li Zhen Tong route No. 2 Applicant before: Wang Kun |
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Address after: 314000 room 701, No. 2297, Zhonghuan East Road, Jiaxing City, Zhejiang Province Patentee after: Qinghe (Zhejiang) Architectural Design Co.,Ltd. Address before: 314000 room 701, No. 2297, Zhonghuan East Road, Jiaxing City, Zhejiang Province Patentee before: ZHEJIANG JIAYUAN ARCHITECTURAL DESIGN Co.,Ltd. |