CN111255065B - A connection node of prefabricated beam-column with pre-embedded connection member - Google Patents
A connection node of prefabricated beam-column with pre-embedded connection member Download PDFInfo
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- CN111255065B CN111255065B CN202010069379.7A CN202010069379A CN111255065B CN 111255065 B CN111255065 B CN 111255065B CN 202010069379 A CN202010069379 A CN 202010069379A CN 111255065 B CN111255065 B CN 111255065B
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- 239000004567 concrete Substances 0.000 claims abstract description 60
- 239000011178 precast concrete Substances 0.000 claims abstract description 44
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 16
- 239000004570 mortar (masonry) Substances 0.000 claims description 12
- 238000003466 welding Methods 0.000 claims description 11
- 229910052742 iron Inorganic materials 0.000 claims description 8
- 238000013016 damping Methods 0.000 claims description 6
- 229910001209 Low-carbon steel Inorganic materials 0.000 claims description 3
- 230000001788 irregular Effects 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 5
- 238000009434 installation Methods 0.000 abstract 1
- 230000003014 reinforcing effect Effects 0.000 description 6
- 238000010276 construction Methods 0.000 description 5
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004566 building material Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 238000004873 anchoring Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000011513 prestressed concrete Substances 0.000 description 1
- 239000011150 reinforced concrete Substances 0.000 description 1
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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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Joining Of Building Structures In Genera (AREA)
Abstract
本发明公开了一种预埋连接构件的装配式梁柱的连接节点，包括预制混凝土柱、混凝土梁、牛腿、预埋连接构件、Z型连接板、L型固定板，牛腿设置在预制混凝土柱侧面上，预埋连接构件设置在预制混凝土柱和牛腿内，混凝土梁的一端设置在牛腿上，Z型连接板一端固定在预制混凝土柱侧端面上，另一端固定在混凝土梁上，L型固定板下端固定在牛腿内的预埋连接构件上，L型固定板上端固定在Z型连接板上。本发明预埋连接构件的装配式梁柱的连接节点，前期预制浇注，无需浇筑养护，拼装简单，安装方便、快捷，效率高；抗震效果好，提高了梁柱节点处的强度和变形能力，提高了梁柱的强度、整体性以及协作性，综合强度高，实用性强。
The invention discloses a connection node of a prefabricated beam-column with pre-embedded connection members, comprising a prefabricated concrete column, a concrete beam, a corbel, a pre-embedded connection element, a Z-shaped connection plate, and an L-shaped fixed plate. On the side of the concrete column, the pre-embedded connecting member is arranged in the precast concrete column and the corbel, one end of the concrete beam is arranged on the corbel, one end of the Z-shaped connecting plate is fixed on the side end face of the prefabricated concrete column, and the other end is fixed on the concrete beam. The lower end of the L-shaped fixing plate is fixed on the pre-embedded connecting member in the corbel, and the upper end of the L-shaped fixing plate is fixed on the Z-shaped connecting plate. The connection node of the prefabricated beam-column with the pre-embedded connection member of the present invention is prefabricated and poured in the early stage, without the need for pouring and maintenance, the assembly is simple, the installation is convenient and fast, and the efficiency is high; The strength, integrity and cooperation of beams and columns are improved, with high comprehensive strength and strong practicability.
Description
Technical Field
The invention relates to the technical field of building connection nodes, in particular to a connection node of an assembled beam column of an embedded connection member.
Background
Residential buildings are one of the essential elements of people pursuing quality of life, along with the development and maturity of scientific technology, the types of building materials of the residential buildings are continuously changed, and the structural forms are gradually diversified. Compared with the traditional building materials and construction methods, the prefabricated steel structure house has the outstanding characteristics, not only has the advantages of light steel deadweight, high strength, good earthquake resistance and the like, but also can give full play to the rapid construction speed of the prefabricated type, greatly shortens the construction period, and becomes the house construction direction with the greatest development potential.
In the assembled frame structure, the beam column node connects the prefabricated beam column into a whole, the connecting node plays the role of load transmission and earthquake resistance and energy consumption, the connecting part of the stressed member occupies a very important position in the assembled frame structure, and the assembled concrete node can improve the overall stability of the structure. Meanwhile, the existing fabricated beam-column joint connection is complex, the problem that the joint cannot be butted due to deviation exists in some cases, a lot of wet joints exist in some fabricated types, the pouring maintenance is needed due to the wet joints, even the maintenance period is needed, the complete fabricated types cannot be realized, the construction efficiency is influenced, and the advantages of the fabricated types cannot be realized. However, some dry joints are simple and do not form an effective anchor, and dry joints are complex and do not form sufficient strength.
Disclosure of Invention
The invention aims to: the utility model provides a prefabricated beam column's of pre-buried connecting elements connected node to solve above defect.
In order to achieve the above purpose, the invention provides the following technical scheme:
the utility model provides a connected node of assembled beam column of pre-buried connecting element, includes precast concrete post, concrete beam, bracket, pre-buried connecting element, Z type connecting plate, L type fixed plate, the bracket sets up on precast concrete post side, pre-buried connecting element sets up in precast concrete post and bracket, the one end setting of concrete beam is on the bracket, Z type connecting plate one end is fixed on precast concrete post side end face, and the other end is fixed on the concrete beam, L type fixed plate lower extreme is fixed on the pre-buried connecting element in the bracket, L type fixed plate upper end is fixed on Z type connecting plate.
Preferably, the concrete beam is internally provided with a corrugated pipe, the corrugated pipe is a linear pipe or an irregular curve-shaped pipe, prestressed steel strands are tensioned in the corrugated pipe, and two ends of each prestressed steel strand are respectively fixed at two ends of the concrete beam through anchors.
Preferably, the embedded connecting members comprise column end plates, a central upright column, column sleeves, connecting rods, fixed vertical pipes and limiting vertical pipes, the central upright column is arranged inside the precast concrete column, and the two column end plates are respectively embedded on two symmetrical side end faces of the precast concrete column; the column sleeves are arranged between the two column end plates and penetrate through the two column end plates and the central upright column; the fixing vertical pipe is embedded in the upper end face of the bracket, the limiting vertical pipe is arranged in the center of the fixing vertical pipe, a plurality of springs are arranged between the outer wall of the limiting vertical pipe and the inner wall of the fixing vertical pipe, the top end of the outer wall of the limiting vertical pipe is provided with an annular end cover, the outer wall of the fixing vertical pipe is provided with two symmetrical lug plates, the lug plates are fixed in the bracket, and the two lug plates are both provided with fixing threaded holes; the connecting rod is arranged in the precast concrete column and the bracket, two ends of the connecting rod are respectively fixed on the outer walls of the central upright column and the fixed vertical pipe, and an internal threaded hole is formed in the center of the column sleeve; the lower end face of the front side of the concrete beam is provided with a limiting rod, and the limiting rod is clamped in a central limiting hole of the limiting vertical pipe.
Preferably, L type fixed plate upper end riser welding is on Z type connecting plate, the lower extreme flat board of L type fixed plate passes through the interlock of bolt and fixed threaded hole to fix L type fixed plate on pre-buried connecting elements's otic placode, the bolt on the lower extreme flat board of L type fixed plate runs through fixed threaded hole, just the front end of bolt is fixed in the preset threaded hole of bracket of predetermineeing in the bracket.
Preferably, a beam embedded part is arranged in the concrete beam, the beam embedded part is composed of two beam end plates and a beam sleeve connected with the two beam end plates, internal threads are arranged in the beam sleeve, and the beam sleeve penetrates through the two beam end plates respectively; and one end of the Z-shaped connecting plate is fixed on the precast concrete column through the occlusion of the bolt and an internal thread hole of a column sleeve of the column end plate, and the other end of the Z-shaped connecting plate is fixed on the concrete beam through the occlusion of the bolt and an internal thread of a beam sleeve on a beam end plate of the beam embedded part.
Preferably, a rubber base plate is arranged between the upper end face of the bracket on the outer side of the fixed vertical pipe and the concrete beam, and the rubber base plate is formed by alternately laminating a plurality of steel plates and a plurality of high-damping rubber layers; and a thin mortar layer is arranged between the rubber base plate and the upper end surface of the bracket.
Preferably, the Z-shaped connecting plate is made of high-damping mild steel.
Preferably, all be provided with the reinforcing bar rack in precast concrete post, the bracket, the reinforcing bar rack in pre-buried connecting element and precast concrete post, the bracket adopts the welding or adopts the iron wire ligature to fix together.
Preferably, all be provided with the reinforcing bar rack in the concrete beam, the beam built-in fitting adopts the welding or adopts the iron wire ligature fixed together with the reinforcing bar rack in the concrete beam.
Preferably, a joint mortar layer is arranged between the front end face of the concrete beam and the side end face of the precast concrete column.
The invention has the beneficial effects that:
according to the device, the pre-buried connecting members are arranged in the precast concrete column and the bracket, the Z-shaped connecting plate connected with the end face of the precast concrete column and the end face of the concrete beam is arranged on the end face of the precast concrete column, and the L-shaped fixing plate connected with the Z-shaped connecting plate and the bracket is arranged between the Z-shaped connecting plate and the bracket, so that the precast concrete column and the concrete beam are connected and fixed, and the combination stability of the beam and the column is ensured. The connection node of the prefabricated beam column of the embedded connection member is prefabricated and cast at the early stage, does not need casting maintenance, and is simple to assemble, convenient and quick to install and high in efficiency; the anti-seismic structure has the advantages of being good in anti-seismic effect, improving the strength and deformability of the node of the beam column, improving the strength, integrity and collaboration of the beam column, being high in comprehensive strength and strong in practicability.
Drawings
FIG. 1: the invention has a side view of the structure;
FIG. 2: the structure of the invention is seen from the top;
FIG. 3: the invention discloses a front view of a structure of an embedded connecting component;
FIG. 4: the invention relates to a top view of a structure of an embedded connecting component;
FIG. 5: the invention discloses a side view of a structure of an embedded connecting component;
FIG. 6: the invention discloses a schematic structural diagram of a beam embedded part.
Detailed Description
The following description of the embodiments of the present invention is made with reference to the accompanying drawings 1 to 6:
as shown in fig. 1-6, a connection node of an assembled beam column of pre-buried connecting members comprises a precast concrete column 1, a concrete beam 2, a bracket 3, pre-buried connecting members 4, a Z-shaped connecting plate 5, and an L-shaped fixing plate 6, wherein the bracket 3 is arranged on the side surface of the precast concrete column 1, reinforcing steel bar net racks are arranged in the precast concrete column 1 and the bracket 3, the pre-buried connecting members 4 are arranged in the precast concrete column 1 and the bracket 3, and the pre-buried connecting members 4 are fixed with the reinforcing steel bar net racks in the precast concrete column 1 and the bracket 3 by welding or binding with iron wires.
The corrugated pipe is arranged in the concrete beam 2 and is a linear pipe or an irregular curve-shaped pipe, the prestressed steel strands 8 are stretched in the corrugated pipe, and two ends of each prestressed steel strand 8 are respectively fixed at two ends of the concrete beam 2 through anchors 7.
The concrete beam 2 is internally provided with a beam embedded part 20, the beam embedded part 20 is composed of two beam end plates 21 and a beam sleeve 22 for connecting the two beam end plates 21, internal threads are arranged in the beam sleeve 22, and the beam sleeve 22 penetrates through the two beam end plates 21 respectively. All be provided with the reinforcing bar rack in the concrete beam 2, the reinforcing bar rack in roof beam built-in fitting 20 and the concrete beam 2 adopts the welding or adopts the iron wire ligature to fix together. One end of the concrete beam 2 is arranged on the bracket 3, a certain gap needs to be reserved between the end face of the side of the precast concrete column 1 and the front end face of the prestressed concrete beam 2, the purpose of reserving the gap is to prevent small size deviation and collision in the field installation process, and the gap is filled with joint mortar with strength suitable for the beam column and forms a joint mortar layer.
The embedded connecting component 4 comprises a column end plate 41, a central column 42, a column sleeve 43, a connecting rod 44, a fixed vertical pipe 45 and a limit vertical pipe 46. The central upright column 42 is arranged inside the precast concrete column 1, and two column end plates 41 are arranged and are respectively embedded on two symmetrical side end faces of the precast concrete column 1; the column sleeves 43 are arranged between the two column end plates 41 and penetrate through the two column end plates 41 and the central upright column 42; the fixed vertical pipe 45 is embedded in the upper end face of the bracket 3, the limiting vertical pipe 46 is arranged in the center of the fixed vertical pipe 45, a plurality of springs 47 are arranged between the outer wall of the limiting vertical pipe 46 and the inner wall of the fixed vertical pipe 45, the top end of the outer wall of the limiting vertical pipe 46 is provided with an annular end cover 48, two symmetrical lug plates 49 are arranged on the outer wall of the fixed vertical pipe 45, the lug plates 49 are fixed in the bracket 3, and fixing threaded holes 491 are arranged on the two lug plates 49; the connecting rod 44 is arranged in the precast concrete column 1 and the bracket 3, two ends of the connecting rod are respectively fixed on the outer walls of the central upright post 42 and the fixed vertical pipe 45, and an internal threaded hole is formed in the center of the column sleeve 43; the lower end face of the front side of the concrete beam 2 is provided with a limiting rod, and the limiting rod is clamped in a central limiting hole 461 of the limiting vertical pipe 46.
A rubber base plate 9 is arranged between the upper end face of the bracket 3 on the outer side of the fixed vertical pipe 45 and the concrete beam 2, the rubber base plate 9 is formed by alternately superposing a plurality of steel plates and a plurality of high-damping rubber layers, the rubber base plate 9 is unevenly compressed to realize corner deformation, and the shearing deformation can realize micro-movement in the horizontal direction. Be provided with thin mortar layer between 9 and the 3 up end of bracket of rubber backing plate, thin mortar layer can increase the adhesion force on the one hand on 9 and the 3 surfaces of bracket of rubber backing plate to this frictional force that increases the contact surface avoids relative slip, and on the other hand can improve the wholeness that 9 and bracket 3 are connected of rubber backing plate.
The Z-shaped connecting plates 5 are two and are made of high-damping mild steel. The Z-shaped connecting plates 5 are respectively arranged on two sides of the precast concrete column 1 and the concrete beam 2, wherein one end of each Z-shaped connecting plate 5 is used for fixing one end of each Z-shaped connecting plate 5 on the end face of the precast concrete column 1 through the engagement of a bolt and an internal thread hole of a column sleeve 43 of the column end plate 41, and the other end of each Z-shaped connecting plate 5 is used for fixing the other end of each Z-shaped connecting plate 5 on the concrete beam 2 through the engagement of a bolt and an internal thread of a beam sleeve 22 on the beam end plate 21 of the beam embedded part 20.
L type fixed plate 6 is provided with two, and sets up respectively in the both sides of concrete beam 2, and the welding of L type fixed plate 6 upper end riser is on Z type connecting plate 5, and the lower extreme flat board of L type fixed plate 6 passes through the interlock of bolt and fixed screw hole 491 with L type fixed plate 6 on the otic placode 49 of the pre-buried connecting element 4 in bracket 3, and the bolt on the lower extreme flat board of L type fixed plate 6 runs through fixed screw hole 491, and the front end of bolt is fixed in the bracket preset threaded hole of presetting in bracket 3.
The invention discloses a connecting node of an assembly type beam column of a pre-buried connecting component, wherein a concrete beam 2 is prefabricated in an early stage in a factory. Firstly, fixing a steel bar net rack in a concrete beam 2 in a specific mould; secondly, fixing the corrugated pipe and the beam embedded part 20 on a reinforcing steel bar net rack in the concrete beam 2 by welding or binding by adopting iron wires; then, carrying out concrete pouring on the steel bar net rack, the corrugated pipe and the beam embedded part 20; and finally, tensioning a prestressed steel strand 8 in the corrugated pipe, anchoring by using an anchorage 7 and grouting into the reserved corrugated pipe pore channel. The strength grade of the common concrete is improved, the tensile strength of the common concrete is improved very slowly, and the reinforced concrete beam 2 is required to work with cracks in use, so that the rigidity of the member is reduced. Because the assembled components are produced in factories, prestress can be added into the concrete beam 2, so that the concrete beam 2 does not crack or cracks are delayed or the crack width is reduced under the using load, and the durability of the structure is improved. The prestressed steel strand 8 is subjected to curve change, and the shape of the prestressed steel strand 8 is adapted to the effect generated by the load on the concrete beam 2.
Similarly, the precast concrete column 1 is also precast in the early stage in the factory. Firstly fixing the steel bar net frames in the precast concrete column 1 and the bracket 3 in a specific mould, then fixing the pre-embedded connecting components 4 on the steel bar net frames of the precast concrete column 1 and the bracket 3 by welding or binding by adopting iron wires, and finally pouring concrete to obtain the integrally formed precast concrete column 1 and the bracket 3.
In the assembly process of the connecting node of the assembled beam column of the pre-embedded connecting component, firstly, a thin mortar layer is arranged between the upper end surfaces of the brackets 3, and a rubber cushion plate 9 is laid on the thin mortar layer; secondly, a limiting rod arranged on the lower end face of the front side of the concrete beam 2 is clamped in a central limiting hole 461 of the limiting vertical pipe 46, and the concrete beam 2 is pressed on a rubber base plate 9 on the bracket 3; then filling joint mortar between the front end face of the concrete beam 2 and the side end face of the precast concrete column 1 to form a joint mortar layer; and finally, welding the Z-shaped connecting plate 5 and the L-shaped fixing plate 6 or fixing the corresponding positions through bolts, so that the precast concrete column 1 and the concrete beam 2 are fixedly connected.
When an earthquake occurs, the Z-shaped connecting plate 5, the rubber pad 9 and the plurality of springs 47 between the outer wall of the limiting vertical pipe 46 in the embedded connecting component 4 and the inner wall of the fixed vertical pipe 45 can dissipate energy through deformation. The Z-shaped connecting plate 5 is mainly used for connecting a beam column and can be used for resisting bending moment and shearing force, and the specific size of the Z-shaped connecting plate can be designed according to the size of load. Moreover, the Z-shaped connecting plate 5 is preferentially deformed to consume energy, and after an earthquake acts, the Z-shaped connecting plate 5 can be disassembled, so that the superiority of the fabricated building is undoubtedly embodied.
The connection node of the prefabricated beam column of the embedded connection member is prefabricated and cast at the early stage, does not need casting maintenance, and is simple to assemble, convenient and quick to install and high in efficiency; the anti-seismic structure has the advantages of being good in anti-seismic effect, improving the strength and deformability of the node of the beam column, improving the strength, integrity and collaboration of the beam column, being high in comprehensive strength and strong in practicability.
The invention has been described above with reference to the accompanying drawings, it is obvious that the invention is not limited to the specific implementation in the above-described manner, and it is within the scope of the invention to adopt such insubstantial modifications of the inventive concept and solution, or to apply the inventive concept and solution directly to other applications without such modifications.
Claims (9)
1. The connection node of the assembled beam column of the pre-buried connection member is characterized by comprising a precast concrete column (1), a concrete beam (2), a bracket (3), a pre-buried connection member (4), a Z-shaped connection plate (5) and an L-shaped fixing plate (6), wherein the bracket (3) is arranged on the side surface of the precast concrete column (1), the pre-buried connection member (4) is arranged in the precast concrete column (1) and the bracket (3), one end of the concrete beam (2) is arranged on the bracket (3), one end of the Z-shaped connection plate (5) is fixed on the side end surface of the precast concrete column (1), the other end of the Z-shaped connection plate is fixed on the concrete beam (2), the lower end of the L-shaped fixing plate (6) is fixed on the pre-buried connection member (4) in the bracket (3), and the upper end of the L-shaped fixing plate (6) is fixed on the Z-shaped connection plate (5), the embedded connecting component (4) comprises a column end plate (41), a central upright column (42), column sleeves (43), a connecting rod (44), a fixed vertical pipe (45) and a limiting vertical pipe (46), wherein the central upright column (42) is arranged inside the precast concrete column (1), and the two column end plates (41) are respectively embedded on two symmetrical side end faces of the precast concrete column (1); the column sleeves (43) are arranged between the two column end plates (41) and penetrate through the two column end plates (41) and the central upright column (42); the fixing vertical pipe (45) is embedded in the upper end face of the bracket (3), the limiting vertical pipe (46) is arranged in the center of the fixing vertical pipe (45), a plurality of springs (47) are arranged between the outer wall of the limiting vertical pipe (46) and the inner wall of the fixing vertical pipe (45), the top end of the outer wall of the limiting vertical pipe (46) is provided with an annular end cover (48), two symmetrical lug plates (49) are arranged on the outer wall of the fixing vertical pipe (45), the lug plates (49) are fixed in the bracket (3), and fixing threaded holes (491) are formed in the two lug plates (49); the connecting rod (44) is arranged in the precast concrete column (1) and the bracket (3), two ends of the connecting rod are respectively fixed on the outer walls of the central upright post (42) and the fixed vertical pipe (45), and an internal threaded hole is formed in the center of the column sleeve (43); the concrete beam (2) is characterized in that a limiting rod is arranged on the lower end face of the front side of the concrete beam and clamped in a central limiting hole (461) of a limiting vertical pipe (46).
2. The connection node of the assembled beam column of the embedded connection member as claimed in claim 1, wherein a corrugated pipe is arranged in the concrete beam (2), the corrugated pipe is a linear pipe or an irregular curved pipe, prestressed steel strands (8) are tensioned in the corrugated pipe, and both ends of the prestressed steel strands (8) are respectively fixed at both ends of the concrete beam (2) through anchors (7).
3. The connection node of the assembled beam column of the embedded connection member is characterized in that a riser at the upper end of the L-shaped fixing plate (6) is welded on the Z-shaped connection plate (5), a lower end flat plate of the L-shaped fixing plate (6) fixes the L-shaped fixing plate (6) on an ear plate (49) of the embedded connection member (4) through the engagement of a bolt and a fixing threaded hole (491), the bolt on the lower end flat plate of the L-shaped fixing plate (6) penetrates through the fixing threaded hole (491), and the front end of the bolt is fixed in a bracket preset threaded hole preset in the bracket (3).
4. The connection node of the assembled beam column of the embedded connection component is characterized in that a beam embedded part (20) is arranged in the concrete beam (2), the beam embedded part (20) is composed of two beam end plates (21) and a beam sleeve (22) for connecting the two beam end plates (21), internal threads are arranged in the beam sleeve (22), and the beam sleeve (22) penetrates through the two beam end plates (21) respectively; one end of the Z-shaped connecting plate (5) is fixed on the precast concrete column (1) through the engagement of a bolt and an internal threaded hole of a column sleeve (43) of the column end plate (41), and the other end of the Z-shaped connecting plate (5) is fixed on the concrete beam (2) through the engagement of the bolt and an internal thread of a beam sleeve (22) on a beam end plate (21) of the beam embedded part (20).
5. The connection node of the assembled beam column of the embedded connection member according to claim 1, characterized in that a rubber cushion plate (9) is arranged between the upper end surface of the bracket (3) outside the fixed vertical pipe (45) and the concrete beam (2), and the rubber cushion plate (9) is formed by alternately laminating a plurality of steel plates and a plurality of high damping rubber layers; and a thin mortar layer is arranged between the rubber base plate (9) and the upper end surface of the bracket (3).
6. The connection node of the assembled beam column of the embedded connection component is characterized in that the Z-shaped connection plate (5) is made of high-damping mild steel.
7. The connection node of the assembled beam column of the embedded connection member according to claim 1, wherein a steel bar net rack is arranged in each of the precast concrete column (1) and the bracket (3), and the embedded connection member (4) is fixed with the steel bar net racks in the precast concrete column (1) and the bracket (3) by welding or binding by using iron wires.
8. The connection node of the assembled beam column of the embedded connection component as claimed in claim 4, wherein a steel bar net rack is arranged in each concrete beam (2), and the beam embedded parts (20) are fixed with the steel bar net rack in the concrete beam (2) by welding or binding by using iron wires.
9. The connection node of the prefabricated beam column of the embedded connection member according to claim 1, wherein a joint mortar layer is arranged between the front end surface of the concrete beam (2) and the side end surface of the precast concrete column (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010069379.7A CN111255065B (en) | 2020-01-21 | 2020-01-21 | A connection node of prefabricated beam-column with pre-embedded connection member |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010069379.7A CN111255065B (en) | 2020-01-21 | 2020-01-21 | A connection node of prefabricated beam-column with pre-embedded connection member |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111255065A CN111255065A (en) | 2020-06-09 |
| CN111255065B true CN111255065B (en) | 2021-05-14 |
Family
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| CN112282472B (en) * | 2020-10-23 | 2022-02-08 | 安徽四建控股集团有限公司 | Concrete beam column's of high shock resistance connected node |
| CN112282471B (en) * | 2020-10-23 | 2022-02-11 | 安徽四建控股集团有限公司 | Beam-column connecting node based on steel strand net piece and embedded part |
| CN112411745B (en) * | 2020-11-28 | 2021-10-12 | 安徽一品小院建筑科技有限公司 | Assembled prestressed concrete frame structure antidetonation node |
| CN113187095B (en) * | 2021-04-15 | 2022-05-17 | 浙江信宇建设集团有限公司 | Concrete beam bracket joint connecting structure and construction method thereof |
| CN113323135B (en) * | 2021-06-01 | 2022-09-23 | 台州学院 | Assembly type steel pipe column and concrete beam connecting component |
| CN113737960A (en) * | 2021-08-06 | 2021-12-03 | 水利部交通运输部国家能源局南京水利科学研究院 | Bracket with combined fixing plate wall corner |
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