CN112282472B - Concrete beam column's of high shock resistance connected node - Google Patents
Concrete beam column's of high shock resistance connected node Download PDFInfo
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- CN112282472B CN112282472B CN202011144784.7A CN202011144784A CN112282472B CN 112282472 B CN112282472 B CN 112282472B CN 202011144784 A CN202011144784 A CN 202011144784A CN 112282472 B CN112282472 B CN 112282472B
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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
- 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
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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
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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
- E04H9/025—Structures with concrete columns
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Abstract
The invention discloses a connecting node of a concrete beam column with high shock resistance, which comprises a precast concrete column, a concrete beam, a bracket, an L-shaped fixing plate and a right-angle reinforcing rib, wherein the top end surface of the bracket consists of a stepped high-order platform and a stepped low-order platform, a cylindrical blind hole is formed in the low-order platform, and a square blind hole is formed in the center of the bottom surface of the cylindrical blind hole; a damping component is arranged on one side of the lower end face of the concrete beam, one end of the concrete beam is arranged on a low-order platform of the bracket, and the damping component is arranged in the cylindrical blind hole and the square blind hole; l type fixed plate sets up in the junction of precast concrete post and concrete beam, and the right angle strengthening rib sets up the corner at L type fixed plate. The connecting node of the concrete beam column with high seismic resistance is simple to assemble, convenient and quick to install, good in seismic resistance effect, high in comprehensive strength and strong in practicability, and the strength and the deformability of the node of the beam column are improved, and the strength, the integrity and the collaboration of the beam column are improved.
Description
Technical Field
The invention relates to the technical field of building connection nodes, in particular to a high-seismic-resistance concrete beam-column connection node.
Background
The fabricated building structure has the advantages of short construction period, high manufacturing speed, good environmental protection performance, excellent quality and the like, and is widely applied at home and abroad. The assembled concrete structure is that each component is processed according to standard size and then is transported to the site to be directly spliced into a building structure. The prefabricated concrete structure is one of the important directions for the development of the building structure in China, is beneficial to the development of the industrialization of the building in China, improves the production efficiency, saves energy, develops green and environment-friendly buildings, and is beneficial to improving and ensuring the quality of the building engineering. The fabricated building structure has the advantages of short construction period, high manufacturing speed, good environmental protection performance, excellent quality and the like, and is widely applied at home and abroad.
In the assembly type concrete frame structure, the beam column connection mode is the basis of distinguishing the assembly type structure from a cast-in-place structure, and is also the core stress position influencing the anti-seismic performance of the whole structure. At present, in a concrete beam-column joint structure, a rigid connection mode is mostly adopted, and a dead beam column is fixed through a high-strength bolt, so that although the strength of the beam-column connection joint is improved, the deformation capacity is insufficient, and the shock resistance is poor. When an earthquake occurs, the node is susceptible to the earthquake to cause structural damage. Meanwhile, the existing assembled connection node structure also has some defects, and the structure has the disadvantages of small rigidity, weak cooperation, small strength, inconvenient installation and low practicability.
Disclosure of Invention
The invention aims to: the high-seismic-resistance concrete beam column connecting joint is provided to solve the defects.
In order to achieve the above purpose, the invention provides the following technical scheme:
a connecting node of a concrete beam column with high shock resistance comprises a precast concrete column, a concrete beam, a bracket, an L-shaped fixing plate and a right-angle reinforcing rib, wherein the bracket is arranged on the side end face of the precast concrete column, the top end face of the bracket consists of a step-shaped high-order platform and a step-shaped low-order platform, a cylindrical blind hole is formed in the low-order platform, and a square blind hole is formed in the center of the bottom face of the cylindrical blind hole; a damping component is arranged on one side of the lower end face of the concrete beam, one end of the concrete beam is mounted on a low-order platform of the bracket, and the damping component is mounted in the cylindrical blind hole and the square blind hole; the L type fixed plate sets up in the junction of precast concrete post and concrete beam, and the riser of L type fixed plate is fixed on precast concrete post, the diaphragm of L type fixed plate is fixed on the high-order platform and the concrete beam of bracket, the right angle strengthening rib sets up the corner at L type fixed plate.
Preferably, the shock-absorbing member includes a cylindrical mounting seat, a square fixing seat, a tubular shock-absorbing device and side baffles, the square fixing seat is arranged on the lower end face of the cylindrical mounting seat, a shock-absorbing device mounting hole is formed in the side end face of the square fixing seat, the tubular shock-absorbing device is mounted in the shock-absorbing device mounting hole, and the side baffles are arranged in two and are respectively arranged on the outer sides of the end faces of the two sides of the square fixing seat.
Preferably, the tubular shock-absorbing device comprises an outer pipe sleeve, an inner pipe and first elastic dampers connecting the outer pipe sleeve and the inner pipe, wherein more than four first elastic dampers are symmetrically arranged between the inner wall of the outer pipe sleeve and the outer wall of the inner pipe by the axis of the inner pipe, the more than four symmetrical first elastic dampers are one set of elastic dampers, and a plurality of sets of elastic dampers are uniformly distributed between the inner wall of the outer pipe sleeve and the outer wall of the inner pipe; a bolt penetrating hole is formed in the center of the side baffle, the circle center of the bolt penetrating hole is arranged on the axis of the inner pipe, a plurality of uniformly distributed second elastic dampers are arranged between the side baffle and the square fixing seat, one end of each second elastic damper is arranged on the side end face of the square fixing seat outside the mounting hole of the damping device, and the other end of each second elastic damper is arranged on the side baffle; and a plurality of uniformly distributed universal balls are arranged on the lower end face of the cylindrical mounting seat outside the square fixing seat and the outer end face of the side baffle.
Preferably, the first elastic damper and the second elastic damper are both composed of a hydraulic damper and a spring arranged outside the hydraulic damper.
Preferably, concrete beam up end one side sets up the spacing hole of concrete beam, be provided with spacing blind hole on the cylindrical mount pad up end, the terminal surface is provided with the gag lever post under the diaphragm of L type fixed plate, the gag lever post upper end is fixed under the diaphragm of L type fixed plate on the terminal surface, and its lower extreme suspension is in spacing hole of concrete beam and spacing blind hole.
Preferably, a plurality of uniformly distributed damping member bolt holes are formed in the upper end face of the cylindrical mounting seat, and bolts are arranged in the damping member bolt holes to fix the damping member on the concrete beam.
Preferably, the bottom of the square blind hole is provided with a square metal cushion block, and the upper end face of the square metal cushion block is provided with a hemispherical concave hole.
Preferably, the bottom of the square fixing seat is provided with a hemispherical base.
Preferably, the bracket is provided with a side end face of the bracket, the side end face of the bracket is provided with a shock-absorbing member limiting bolt mounting hole, the shock-absorbing member limiting bolt mounting hole penetrates through the square blind hole, the bracket and the precast concrete column, a shock-absorbing member limiting bolt is arranged in the shock-absorbing member limiting bolt mounting hole, the shock-absorbing member limiting bolt is arranged in bolt penetrating holes in the centers of the inner pipe of the shock-absorbing member and the side baffle plate, and the shock-absorbing member, the bracket and the precast concrete column are fixed together.
Preferably, make through integrated into one piece between bracket and the precast concrete post, fix through horizontal vertical bolt between precast concrete post, L type fixed plate, the right angle strengthening rib, fix through vertical bolt between bracket, L type fixed plate, the right angle strengthening rib.
The invention has the beneficial effects that:
according to the device, the damping member is arranged on one side of the lower end face of the concrete beam and is arranged in the cylindrical blind hole and the square blind hole which are formed in the bracket on one side of the precast concrete column, so that the vibration of the concrete beam in the horizontal or vertical direction can be reduced through the damping member under the earthquake condition, the connection strength, stability and stress performance of the beam column are improved, and the earthquake-proof effect is good. The connecting node of the concrete beam column with high seismic resistance is simple to assemble, convenient and quick to install, good in seismic resistance effect, high in comprehensive strength and strong in practicability, and the strength and the deformability of the node of the beam column are improved, and the strength, the integrity and the collaboration of the beam column are improved.
Drawings
FIG. 1: the invention has a schematic structure;
FIG. 2: the invention discloses a schematic structural diagram of a precast concrete column and a bracket;
FIG. 3: the invention is a schematic structural diagram of a square metal cushion block;
FIG. 4: the invention discloses a structural schematic diagram of an L-shaped fixing plate;
FIG. 5: the concrete beam structure of the invention is shown schematically;
FIG. 6: the invention discloses a shock-absorbing member with a schematic structure.
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 to 6, the high-shock-resistance concrete beam column connection node comprises a precast concrete column 1, a concrete beam 2, a bracket 3, an L-shaped fixing plate 4 and a right-angle reinforcing rib 5, wherein the bracket 3 is arranged on the side end surface of the precast concrete column 1, and the bracket 3 and the precast concrete column 1 are integrally formed. The top end face of the bracket 3 consists of a step-shaped high-order platform 31 and a low-order platform 32, and one end of the concrete beam 2 is installed on the low-order platform 32 of the bracket 3; the L-shaped fixing plate 4 is arranged at the joint of the precast concrete column 1 and the concrete beam 2, the vertical plate of the L-shaped fixing plate 4 is fixed on the precast concrete column 1, and the transverse plate of the L-shaped fixing plate 4 is fixed on the high-order platform 31 of the bracket 3 and the concrete beam 2; the right-angle reinforcing ribs 5 are arranged at the corners of the L-shaped fixing plate 4. Fix through the vertical bolt of level between precast concrete post 1, L type fixed plate 4, the right angle strengthening rib 5, fix through vertical bolt between bracket 3, L type fixed plate 4, the right angle strengthening rib 5.
Be provided with cylindrical blind hole 33 on the low order platform 32, cylindrical blind hole 33 bottom surface center department is provided with square blind hole 34, and terminal surface one side is provided with damping member 6 under concrete beam 2, and damping member 6 installs in cylindrical blind hole 33 and square blind hole 34.
The shock absorption member 6 comprises a cylindrical mounting seat 61, a square fixing seat 62, a tubular shock absorption device 63 and a side baffle 64, wherein a plurality of uniformly distributed shock absorption member bolt holes 612 are formed in the upper end face of the cylindrical mounting seat 61, and bolts are arranged in the shock absorption member bolt holes 612 to fix the shock absorption member 6 on the concrete beam 2. The square fixing seat 62 is arranged on the lower end face of the cylindrical mounting seat 61, a damping device mounting hole 621 is arranged on the side end face of the square fixing seat 62, the tubular damping device 63 is mounted in the damping device mounting hole 621, and the side baffle plates 64 are arranged in two numbers and are respectively arranged on the outer sides of the end faces of the two sides of the square fixing seat 62.
The bottom of square fixing base 62 is provided with hemisphere base 65, and square blind hole 34 bottom is provided with square metal cushion 35, is provided with hemisphere shrinkage pool 351 on the square metal cushion 35 up end. Square fixing base 62 of shock-absorbing member 6 is placed on square metal pad 35 to make hemisphere base 65 set up in hemisphere shrinkage pool 351, improve square blind hole 34 bottom to shock-absorbing member 6's bearing capacity, prevent that bracket 3 from causing the structural damage of bracket 3 because of the atress inequality to shock-absorbing member 6.
The concrete beam limiting hole 21 is formed in one side of the upper end face of the concrete beam 2, the limiting blind hole 611 is formed in the upper end face of the cylindrical mounting seat 61, the limiting rod 41 is arranged on the lower end face of the transverse plate of the L-shaped fixing plate 4, the upper end of the limiting rod 41 is fixed on the lower end face of the transverse plate of the L-shaped fixing plate 4, and the lower end of the limiting rod is suspended in the concrete beam limiting hole 21 and the limiting blind hole 611.
The tubular shock-absorbing device 63 comprises an outer pipe sleeve 631, an inner pipe 632 and first elastic dampers 633 for connecting the outer pipe sleeve 631 and the inner pipe 632, wherein more than four first elastic dampers 633 are symmetrically arranged between the inner wall of the outer pipe sleeve 631 and the outer wall of the inner pipe 632 by the axial line of the inner pipe 632, more than four symmetrical first elastic dampers 633 are a set of elastic dampers, and a plurality of sets of elastic dampers are uniformly distributed between the inner wall of the outer pipe sleeve 631 and the outer wall of the inner pipe 632; a bolt penetrating hole 641 is formed in the center of the side baffle 64, the center of the bolt penetrating hole 641 is arranged on the axis of the inner pipe 632, a plurality of uniformly distributed second elastic dampers 642 are arranged between the side baffle 64 and the square fixed seat 62, one end of each second elastic damper 642 is arranged on the end face of the square fixed seat 62 side outside the damping device mounting hole 621, and the other end of each second elastic damper is arranged on the side baffle 64; the lower end face of the cylindrical mounting seat 61 outside the square fixing seat 62 and the outer end face of the side baffle plate 64 are respectively provided with a plurality of uniformly distributed universal balls 66.
The first elastic damper 633 and the second elastic damper 642 are each composed of a hydraulic damper, and a spring provided outside the hydraulic damper.
The side end face of the bracket 3 is provided with a damping member limiting bolt mounting hole 321, the damping member limiting bolt mounting hole 321 penetrates through the square blind hole 34, the bracket 3 and the precast concrete column 1, a damping member limiting bolt is arranged in the damping member limiting bolt mounting hole 321, the damping member limiting bolt is arranged in the inner pipe 632 of the damping member 6 and the bolt penetrating hole 641 in the center of the side baffle 64, and the damping member 6, the bracket 3 and the precast concrete column 1 are fixed together.
In the connecting node of the concrete beam column with high shock resistance of the device, the concrete beam 2 is not rigidly fixed with the precast concrete column 1 and the bracket 3. During an earthquake, the concrete beam 2 has a certain vibration in the horizontal or vertical direction. When vibrating horizontally in the direction along the concrete beam 2, the concrete beam 2 moves left and right, and the shock-absorbing members 6 also move left and right in the cylindrical blind holes 33 and the square blind holes 34, and during the movement, the side baffles 64 of the shock-absorbing members 6 are pressed, and the influence of the vibration displacement is reduced by the deformation of the second elastic dampers 642. When the vibration is generated in the front-rear direction perpendicular to the concrete beam 2 horizontally and in the vertical direction, the position of the concrete beam 2 is moved, and the influence of the vibration displacement is reduced by the deformation of the first elastic damper 633 of the tubular vibration damping device 63. Meanwhile, the limiting rod 41 arranged on the lower end face of the transverse plate of the L-shaped fixing plate 4 is fixed in the concrete beam limiting hole 21 and the limiting blind hole 611, so that the displacement of the concrete beam 2 can be limited, and the strength and the coordination of beam column nodes are improved.
According to the device, the damping member 6 is arranged on one side of the lower end face of the concrete beam 2, the damping member 6 is arranged in the cylindrical blind hole 33 and the square blind hole 34 which are arranged on the bracket 3 on one side of the precast concrete column 1, and under the condition of an earthquake, the vibration of the concrete beam 2 in the horizontal or vertical direction can be reduced through the damping member 6, so that the connection strength, stability and stress performance of the beam column are improved, and the earthquake-proof effect is good. The connecting node of the concrete beam column with high seismic resistance is simple to assemble, convenient and quick to install, good in seismic resistance effect, high in comprehensive strength and strong in practicability, and the strength and the deformability of the node of the beam column are improved, and the strength, the integrity and the collaboration of the beam column are improved.
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 connecting node of the concrete beam column with high shock resistance is characterized by comprising a precast concrete column (1), a concrete beam (2), a bracket (3), an L-shaped fixing plate (4) and a right-angle reinforcing rib (5), wherein the bracket (3) is arranged on the side end face of the precast concrete column (1), the top end face of the bracket (3) consists of a stepped high-order platform (31) and a stepped low-order platform (32), a cylindrical blind hole (33) is formed in the low-order platform (32), and a square blind hole (34) is formed in the center of the bottom face of the cylindrical blind hole (33); a damping component (6) is arranged on one side of the lower end face of the concrete beam (2), one end of the concrete beam (2) is installed on a low-order platform (32) of the bracket (3), and the damping component (6) is installed in a cylindrical blind hole (33) and a square blind hole (34); the L-shaped fixing plate (4) is arranged at the joint of the precast concrete column (1) and the concrete beam (2), the vertical plate of the L-shaped fixing plate (4) is fixed on the precast concrete column (1), the transverse plate of the L-shaped fixing plate (4) is fixed on the high-order platform (31) of the bracket (3) and the concrete beam (2), and the right-angle reinforcing ribs (5) are arranged at the corners of the L-shaped fixing plate (4);
damping member (6) include cylindrical mount pad (61), square fixing base (62), cast damping device (63), side shield (64), square fixing base (62) set up on the lower terminal surface of cylindrical mount pad (61), the side end face of square fixing base (62) is provided with damping device mounting hole (621), cast damping device (63) are installed in damping device mounting hole (621), side shield (64) are provided with two and set up respectively in the both sides terminal surface outside of square fixing base (62).
2. The connection node of a concrete beam column with high shock resistance according to claim 1, characterized in that the tubular shock-absorbing device (63) comprises an outer sleeve (631), an inner tube (632), and first elastic dampers (633) connecting the outer sleeve (631) and the inner tube (632), wherein more than four first elastic dampers (633) are symmetrically arranged between the inner wall of the outer sleeve (631) and the outer wall of the inner tube (632) around the axial line of the inner tube (632), the more than four symmetrical first elastic dampers (633) are a set of elastic dampers, and a plurality of sets of elastic dampers are uniformly distributed between the inner wall of the outer sleeve (631) and the outer wall of the inner tube (632); a bolt penetrating hole (641) is formed in the center of the side baffle (64), the circle center of the bolt penetrating hole (641) is arranged on the axis of the inner pipe (632), a plurality of uniformly distributed second elastic dampers (642) are arranged between the side baffle (64) and the square fixing seat (62), one end of each second elastic damper (642) is arranged on the end face of the square fixing seat (62) on the outer side of the damping device mounting hole (621), and the other end of each second elastic damper is arranged on the side baffle (64); the lower end face of the cylindrical mounting seat (61) on the outer side of the square fixing seat (62) and the outer end face of the side baffle (64) are respectively provided with a plurality of uniformly distributed universal balls (66).
3. A high-shock resistance concrete beam column connection node according to claim 2, characterized in that said first elastic damper (633), said second elastic damper (642) are each comprised of a hydraulic damper, and a spring disposed outside the hydraulic damper.
4. The connection node of the concrete beam column with high shock resistance according to claim 1, characterized in that one side of the upper end surface of the concrete beam (2) is provided with a concrete beam limiting hole (21), the upper end surface of the cylindrical mounting seat (61) is provided with a limiting blind hole (611), the lower end surface of the transverse plate of the L-shaped fixing plate (4) is provided with a limiting rod (41), the upper end of the limiting rod (41) is fixed on the lower end surface of the transverse plate of the L-shaped fixing plate (4), and the lower end of the limiting rod is suspended in the concrete beam limiting hole (21) and the limiting blind hole (611).
5. A connection node of a high shock resistance concrete beam column according to claim 1, characterized in that a plurality of shock absorbing member bolt holes (612) are uniformly distributed on the upper end surface of the cylindrical mounting seat (61), and bolts are arranged in the shock absorbing member bolt holes (612) to fix the shock absorbing member (6) on the concrete beam (2).
6. A connection node of a concrete beam column with high shock resistance according to claim 1, characterized in that a square metal cushion block (35) is arranged at the bottom of the square blind hole (34), and a hemispherical concave hole (351) is arranged on the upper end surface of the square metal cushion block (35).
7. A high shock resistance concrete beam column connection node according to claim 1, characterized in that the bottom of said square fixing seat (62) is provided with a semispherical seat (65).
8. The connection node of a concrete beam column with high shock resistance according to claim 2, characterized in that a shock-absorbing member limit bolt installation hole (321) is provided on the side end face of the bracket (3), the shock-absorbing member limit bolt installation hole (321) penetrates through the square blind hole (34), the bracket (3) and the precast concrete column (1), a shock-absorbing member limit bolt is provided in the shock-absorbing member limit bolt installation hole (321), the shock-absorbing member limit bolt is provided in the bolt penetrating hole (641) at the centers of the inner tube (632) of the shock-absorbing member (6) and the side shield (64), and the shock-absorbing member (6), the bracket (3) and the precast concrete column (1) are fixed together.
9. The connection node of the concrete beam column with high shock resistance according to claim 1, characterized in that the bracket (3) and the precast concrete column (1) are integrally formed, the precast concrete column (1), the L-shaped fixing plate (4) and the right-angle reinforcing rib (5) are fixed by horizontal longitudinal bolts, and the bracket (3), the L-shaped fixing plate (4) and the right-angle reinforcing rib (5) are fixed by vertical bolts.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011144784.7A CN112282472B (en) | 2020-10-23 | 2020-10-23 | Concrete beam column's of high shock resistance connected node |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202011144784.7A CN112282472B (en) | 2020-10-23 | 2020-10-23 | Concrete beam column's of high shock resistance connected node |
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| CN112282472B true CN112282472B (en) | 2022-02-08 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113266076B (en) * | 2021-04-20 | 2022-04-15 | 成都理工大学 | Anti-seismic device of beam-column joint of reinforced concrete structure |
| CN113216680B (en) * | 2021-05-19 | 2022-12-06 | 内江职业技术学院 | Shock attenuation reinforcing apparatus of building beam column junction |
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| CN110656698A (en) * | 2019-10-16 | 2020-01-07 | 安徽建筑大学 | Shock resistance connection structure of concrete beam column |
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| CN111255065A (en) * | 2020-01-21 | 2020-06-09 | 安徽建筑大学 | Connection node of assembled beam column of pre-buried connecting element |
| CN210976070U (en) * | 2019-10-17 | 2020-07-10 | 安徽建筑大学 | Connecting structure of concrete beam column |
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2020
- 2020-10-23 CN CN202011144784.7A patent/CN112282472B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001132262A (en) * | 1999-11-02 | 2001-05-15 | Oriental Construction Co Ltd | Vibration control frame provided with friction damping mechanism |
| CN106703188A (en) * | 2016-12-28 | 2017-05-24 | 青岛理工大学 | Anti-seismic node of reinforced concrete column beam |
| CN208251308U (en) * | 2018-05-16 | 2018-12-18 | 深圳墨泰建筑设计与咨询股份有限公司 | A kind of vestibule sliding connection structure |
| CN210658713U (en) * | 2019-09-09 | 2020-06-02 | 广东洲际钢构有限公司 | Steel construction vestibule support connecting device |
| CN110656698A (en) * | 2019-10-16 | 2020-01-07 | 安徽建筑大学 | Shock resistance connection structure of concrete beam column |
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| CN111255065A (en) * | 2020-01-21 | 2020-06-09 | 安徽建筑大学 | Connection node of assembled beam column of pre-buried connecting element |
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| CN112282472A (en) | 2021-01-29 |
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