CN210529929U - Beam column connecting node with replaceable energy-consuming steel bars - Google Patents
Beam column connecting node with replaceable energy-consuming steel bars Download PDFInfo
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- CN210529929U CN210529929U CN201920885860.6U CN201920885860U CN210529929U CN 210529929 U CN210529929 U CN 210529929U CN 201920885860 U CN201920885860 U CN 201920885860U CN 210529929 U CN210529929 U CN 210529929U
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Abstract
A beam column connecting node with replaceable energy-consuming steel bars comprises a frame column, a prefabricated beam, prestressed tendons and a laminated floor slab; a prestressed tendon pore channel is formed in the precast beam; a tendon passing pore channel is formed in the frame column at the position corresponding to the tendon pore channel; the prestressed tendons penetrate through the prestressed tendon pore channels and the tendon-penetrating pore channels; connecting components are arranged at the bottom of the precast beam and close to the two ends of the precast beam; the connecting assembly comprises a rectangular box formed by enclosing four vertical side plates and a top plate and a vertical connecting rod connected to the top of the rectangular box; the lower part of the vertical side plate close to one side of the frame column is provided with a notch; connecting pore channels are formed in the frame columns and at positions corresponding to the notches; the energy-consuming steel bar penetrates through the connecting pore channel. The utility model provides a traditional beam column node construction complicated, the installation of power consumption reinforcing bar inconvenient, set up on precast beam upper portion that the power consumption reinforcing bar is complicated, structural floor wholeness is poor, waterproof being difficult to guarantee between the floor and coupling assembling shake the back be difficult to change, shake the technical problem of back structure restoration difficulty.
Description
Technical Field
The utility model belongs to the building engineering field, especially a removable beam column connected node of power consumption rod iron.
Background
At present, the domestic assembly type concrete frame structure system mainly adopts beam columns to be disconnected at joint joints, the beam columns are prefabricated in sections, and beam column joint areas are cast in situ to form an assembly type integral structure system on a construction site. The beam column joint dry type connecting system is limited to the fact that brackets for supporting the prefabricated beams are arranged on the prefabricated columns, the brackets and the prefabricated beams are usually welded through steel plate embedded parts or connected through dowel bars, and the capacity of transferring bending moment of beam ends is poor. The node is poor in seismic performance and is mainly used in a factory building structure. The prefabricated prestressed frame dry-type connection node without brackets, which is applied to civil buildings in the united states and japan, mainly has the following problems, resulting in a small application range: 1. energy-consuming steel bars are arranged at the upper and lower parts of the beam at the beam-column connecting joint, so that the construction of the joint is complex although the energy-consuming capacity is good under a severe earthquake, and especially the energy-consuming steel bars at the lower part of the beam are inconvenient to install; 2. energy-consuming steel bars are not arranged at the upper part and the lower part of the beam at the beam-column connecting joint and are connected only through a single or a plurality of post-tensioned prestressed steel bars, so that the structure has poor energy-consuming performance and undesirable anti-seismic performance under a large earthquake; 3. at the beam column connecting node, energy-consuming steel bars are arranged in the reserved holes at the upper parts of the precast beams, the construction is complex, longer construction grooves are required to be arranged on the beams for laying the energy-consuming steel bars on site, and the shape and the manufacture of the precast beams are also complex; 4. the beam column connecting node without the cast-in-place superposed layer has less field wet operation, but the structural floor slab has poor integrity and the waterproof performance between floors is difficult to ensure; 5. the connecting embedded part is difficult to replace after earthquake, and the structure is difficult to repair after earthquake.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a removable beam column connected node of power consumption rod iron, it is complicated, power consumption reinforcing bar installation is inconvenient to be under construction when solving traditional beam column node and setting up the power consumption reinforcing bar, it is complicated to set up the power consumption reinforcing bar construction in the reservation hole on precast beam upper portion, the structural floor wholeness is poor, waterproof performance between the floor is difficult to guarantee and connect the built-in fitting shake after be difficult to change, shake the technical problem of back structure restoration difficulty.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A beam column connecting node with replaceable energy-consuming steel bars comprises a frame column, a precast beam, prestressed tendons and a composite floor slab; the laminated floor slab comprises a prefabricated slab and a cast-in-place laminated layer; a prestressed tendon pore channel is formed in the precast beam; a tendon passing pore channel is formed in the frame column at a position corresponding to the tendon pore channel; the prestressed tendons penetrate through the prestressed tendon pore channels and the tendon pore channels, and the precast beam is connected with the frame column in a compression joint mode; a bonding material is arranged in a joint between the precast beam and the frame column; the bottom of the precast beam is provided with a connecting component at the position close to the two ends; the connecting assembly comprises a rectangular box formed by enclosing four vertical side plates and a top plate and a vertical connecting rod connected to the top of the rectangular box; wherein, the lower part of the vertical side plate which is positioned at one side close to the frame column is provided with a notch; the connecting assembly is connected to the bottom of the precast beam through a vertical connecting rod; a connecting pore channel is formed in the frame column at the position corresponding to the notch; energy-consuming steel bars penetrate through the connecting pore passages; one end of the energy-consuming steel bar is detachably connected to the side face of the frame column, and the other end of the energy-consuming steel bar is detachably connected to the vertical side plate on the corresponding side of the rectangular box; and the cast-in-place superposed layer is poured on the precast beams and the tops of the precast slabs on the two sides of the precast beams.
Preferably, the prestressed tendon pore channel is linear and is arranged at two ends of the precast beam; wherein, the prestressed tendon pore canal at each end is positioned at the upper part of the section of the precast beam; mounting grooves are formed in the top of the precast beam and in positions corresponding to the inner ends of the prestressed tendon pore channels; the two prestressed tendons are respectively arranged in the prestressed tendon pore passages at the two ends in a penetrating manner, and the outer ends of the prestressed tendons exceed the end face of the precast beam and are arranged in the tendon pore passages in a penetrating manner; one end of the prestressed tendon is anchored on the side surface of the frame column through a first prestressed tendon anchor head, and the other end of the prestressed tendon is anchored in the mounting groove through a second prestressed tendon anchor head; the length of the prestressed tendon is equal to 1/3 beam span; and the lower part of the section of the precast beam is provided with beam bottom steel bars at the positions close to the bottom surface.
Preferably, two sides of the prestressed tendon pore channel are straight line sections, the straight line sections are positioned at the upper part of the section of the precast beam, and the length of each straight line section is equal to 1/3 beam span; the middle part of the prestressed tendon duct is a curve section, and the bottom of the curve section is positioned at the lower part of the section of the precast beam; the prestressed tendon is arranged in a prestressed tendon duct in a through length mode, and two ends of the prestressed tendon duct are anchored on the side faces of the frame columns on two sides through first prestressed tendon anchor heads.
Preferably, the cross section of the precast beam is rectangular; precast slabs on two sides of the precast beam are overlapped at the top of the precast beam, and a space is reserved between the precast slabs on the two sides; the cast-in-place superposed layer is poured in the top of the precast slabs and the space between the precast slabs.
Preferably, the top of the precast beam is provided with a protrusion along the long axis of the precast beam; precast slabs on two sides of the precast beam are overlapped on two sides of the protrusion, and the top of the protrusion is flush with the top surface of the precast slab; and the cast-in-place superposed layer is poured on the tops of the precast slabs and the bulges.
Preferably, the connecting assemblies are arranged at two ends of the bottom surface of the precast beam; the vertical connecting rods of the connecting assemblies are embedded in the precast beams, and the tops of the rectangular boxes of the connecting assemblies are tightly attached to the bottom surfaces of the precast beams.
Preferably, the two ends of the bottom of the precast beam are provided with connecting grooves, and the rectangular box is arranged in the connecting grooves; the end part of the beam bottom reinforcing steel bar is anchored on the vertical side face of one side corresponding to the rectangular box.
Preferably, two notches are formed in the lower portion of the vertical side plate close to one side of the frame column, and the two notches are arranged at intervals in the horizontal direction.
Preferably, the energy-consuming steel bar is provided with a necking section, and the cross-sectional area of the necking section is 50-90% of the cross-sectional area of the original energy-consuming steel bar.
1. The utility model discloses an among the removable beam column connected node of power consumption rod iron, cast-in-place coincide layer of concreting on the precast beam, it is whole even with coincide floor and precast beam, should cast-in-place coincide layer and precast slab and pour the wholeness that forms whole superstructure of rigidity (or room lid) improvement structure together, guarantee simultaneously that the floor has better waterproof performance.
2. The utility model discloses an among the removable beam column connected node of power consumption rod iron, set up linear type prestressing tendons pore or curved prestressing tendons pore in precast beam to set up in the frame post and wear the muscle pore, the prestressing force through the post-tensioned prestressing tendons that passes the pore links into whole with the beam column component, and the connected mode is simple and convenient, easy to operate.
3. The utility model discloses set up the spread groove at precast beam bottom both ends to installation coupling assembling in the spread groove, can dismantle the connection between the beam column through coupling assembling with the power consumption rod iron, conveniently change after the earthquake, solved traditional coupling assembling shake after be difficult to change, shake the technical problem that the rear structure restores the difficulty.
4. The beam column connecting node with the replaceable energy-consuming steel bars of the utility model is firstly provided with the frame columns during construction, then the energy-consuming steel bars between the beam columns are penetrated and connected, the precast beams are placed on the energy-consuming steel bars, the prestressed tendons between the beam columns are penetrated and connected, gaps between the beam columns are grouted, then the prestressed tendons are stretched, and a stable bearing system is preliminarily formed (if the prestressed tendons are bonded, the prestressed tendon pore channels are grouted to be solid); and then installing and connecting the embedded parts, and finally pouring superposed layer concrete.
5. The node column of the utility model is through, the beam is connected with the energy consumption steel bar at the bottom of the beam section through the post-tensioned prestressed tendon; the post-tensioning prestress of the section of the beam at the node not only bears the shearing force of the node and resists partial external tension, but also ensures that the beam column structural member has certain self-recovery property and small damage in the earthquake; the upper part of the beam section is connected with the column only by using the prestressed tendons, so that the construction of the joint is facilitated; the energy-consuming steel bar at the bottom of the beam section plays a role in connecting the beam column, and can be conveniently replaced after large deformation and damage; the beam column connection node is simple and easy to construct in an overall connection mode, stable in stress of components can be guaranteed, energy-consuming steel bars can be replaced, and the beam column connection node has good repairability.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is a schematic structural view of a beam-column connection node of a frame column and a precast beam at a side portion.
Fig. 2 is a structural schematic view of a beam-column connection node of the frame column and the precast beam located in the middle.
Fig. 3 is the frame column and precast beam connection structure sketch map when the middle prestressed tendon pore path is straight line shape and is set up at the both ends of precast beam.
Fig. 4 is a schematic view of the connection structure between the frame column and the precast beam when the two sides of the middle tendon duct of the utility model are straight line sections and the middle part is a curved line section.
Fig. 5 is a schematic structural view of the linear prestressed tendon duct provided at two ends of the middle precast beam.
Fig. 6 is a structural schematic diagram of the linear prestressed tendon pore passage and the curved prestressed tendon pore passage formed in the middle of the middle precast beam.
Fig. 7 is the utility model discloses well coupling assembling installs the schematic structure in precast beam bottom spread groove.
Fig. 8 is the utility model discloses well coupling assembling connects the schematic structure diagram in precast beam bottom surface.
Fig. 9 is a schematic structural diagram of the middle precast beam of the present invention, in which the top is provided with a protrusion and the bottom is provided with a connecting groove.
Fig. 10 is a schematic structural view of the precast beam of the present invention, in which a protrusion is provided on the top.
Reference numerals: the concrete slab comprises, by weight, 1-frame columns, 2-precast beams, 3-prestressed tendons, 4-prestressed tendon ducts, 4.1-curve sections, 4.2-straight line sections, 5-connecting assemblies, 5.1-rectangular boxes, 5.2-vertical connecting rods, 6-tendon penetrating ducts, 7-notches, 8-connecting ducts, 9-energy-consuming steel bars, 10-laminated floor slabs, 10.1-precast slabs, 10.2-cast-in-place laminated layers, 11-mounting grooves, 12-first prestressed tendon anchor heads, 13-second prestressed tendon anchor heads, 14-beam bottom steel bars, 15-bulges, 16-connecting grooves and 17-bonding materials.
Detailed Description
As shown in fig. 1-10, the beam-column connection node with replaceable energy-consuming steel bars comprises a frame column 1, a precast beam 2, a prestressed tendon 3 and a composite floor slab 10; the laminated floor slab 10 comprises a precast slab 10.1 and a cast-in-place laminated layer 10.2; a prestressed tendon pore passage 4 is formed in the precast beam 2; a tendon passing hole 6 is formed in the frame column 1 at a position corresponding to the tendon hole 4; the prestressed tendons 3 penetrate through the prestressed tendon pore channels 4 and the tendon pore channels 6, and the precast beam 2 is connected with the frame column 1 in a compression joint mode; a bonding material 17 is arranged in a joint between the precast beam 2 and the frame column 1; the bottom of the precast beam 2 is provided with a connecting component 5 at a position close to two ends; the connecting assembly 5 comprises a rectangular box 5.1 formed by enclosing four vertical side plates and a top plate and a vertical connecting rod 5.2 connected to the top of the rectangular box 5.1; wherein, the lower part of the vertical side plate which is positioned at one side close to the frame column 1 is provided with a notch 7; the connecting assembly 5 is connected to the bottom of the precast beam 2 through a vertical connecting rod 5.2; a connecting pore channel 8 is formed in the frame column 1 at the position corresponding to the notch 7; an energy-consuming steel bar 9 penetrates through the connecting pore channel 8; two ends of the energy-consuming steel bar 9 respectively exceed two ends of the connecting pore channel 8 and extend out of the frame column 1; one end of the energy consumption steel bar 9 is detachably connected to the side face of the frame column 1 through a nut, and the other end of the energy consumption steel bar 9 is detachably connected to the vertical side plate on the side corresponding to the connecting component 5; the cast-in-place superposed layer 10.2 is poured on the top of the precast beam 2 and precast slabs 10.1 on two sides of the precast beam 2.
In this embodiment, the other end of energy consumption rod iron 9 passes through the nut and can dismantle the inboard of connecting at the vertical curb plate of coupling assembling 5 corresponding one side.
In this embodiment, the tendon ducts 4 are linear and are formed at two ends of the precast beam 2; wherein, the prestressed tendon pore canal 4 at each end is positioned at the upper part of the section of the precast beam 2; the top of the precast beam 2 and the position corresponding to the inner end of the prestressed tendon pore channel 4 are provided with mounting grooves 11; the two prestressed tendons 3 are respectively arranged in the prestressed tendon pore channels 4 at the two ends in a penetrating manner, and the outer ends of the prestressed tendons 3 exceed the end face of the precast beam 2 and are arranged in the tendon pore channel 6 in a penetrating manner; one end of the prestressed tendon 3 is anchored on the side surface of the frame column 1 through a first prestressed tendon anchor head 12, and the other end of the prestressed tendon 3 is anchored in the mounting groove 11 through a second prestressed tendon anchor head 13; the length of the prestressed tendon 3 is determined to be approximately equal to 1/3 beam span according to the stress of a node; and a beam bottom reinforcing steel bar 14 is arranged at the lower part of the section of the precast beam 2 and close to the bottom surface in a through length mode.
In this embodiment, the notch 7 is opened in the lower part of the vertical side plate on the left side and the right side of the rectangular box 5.1, and the left end of the beam bottom reinforcing steel bar 14 is penetrated in the notch 7 of the vertical side plate on the right side of the rectangular box 5.1 and is fixed by a bolt.
In the embodiment, two sides of the prestressed tendon pore passage 4 are straight line segments 4.2 which are positioned at the upper part of the section of the precast beam 2, and the length of each straight line segment 4.2 is determined to be approximately equal to 1/3 beam span according to the node stress; the middle part of the prestressed tendon pore passage 4 is a curve section 4.1, and the bottom of the curve section 4.1 is positioned at the lower part of the section of the precast beam 2; the prestressed tendon 3 is arranged in the prestressed tendon duct 4 in a full length mode, and two ends of the prestressed tendon duct 4 are anchored on the side faces of the frame columns 1 on two sides through first prestressed tendon anchor heads 12.
In this embodiment, the straight line segment 4.2 is an unbonded prestressed tendon, and the curved line segment 4.1 is a fully unbonded prestressed tendon or a bonded prestressed tendon is provided at the midspan part.
In the embodiment, the cross section of the precast beam 2 is rectangular; precast slabs 10.1 on two sides of the precast beam 2 are erected at the top of the precast beam 2, and a space is reserved between the precast slabs 10.1 on the two sides; the cast-in-place laminated layer 10.2 is cast in the space between the top of the precast slab 10.1 and the precast slab 10.1.
In this embodiment, a protrusion 15 is disposed on the top of the precast beam 2 along the long axis of the precast beam 2; precast slabs 10.1 on two sides of the precast beam 2 are erected on two sides of the bulge 15, and the top of the bulge 15 is flush with the top surface of the precast slab 10.1; the cast-in-place laminated layer 10.2 is poured on the tops of the precast slabs 10.1 and the protrusions 15.
In this embodiment, the connecting assemblies 5 are arranged at two ends of the bottom surface of the precast beam 2; wherein, the vertical connecting rod 5.2 of coupling assembling 5 buries underground in precast beam 2, and the bottom surface at precast beam 2 is hugged closely at the rectangle box 5.1 top of coupling assembling 5.
In this embodiment, two ends of the bottom of the precast beam 2 are provided with connecting grooves 16, and rectangular boxes 5.1 are arranged in the connecting grooves 16; the ends of the beam bottom reinforcing steel bars 14 are anchored on the vertical side face of the corresponding side of the rectangular box 5.1.
In this embodiment, two notches 7 are formed in the lower portion of the vertical side plate close to one side of the frame column 1, and the two notches 7 are arranged at intervals in the horizontal direction.
The construction method of the beam-column connecting node with the replaceable energy-consuming steel bars comprises the following steps.
Step one, mounting a frame column 1.
And step two, penetrating the energy-consuming steel bar 9 to serve as a temporary support of the precast beam 2.
And step three, mounting the precast beam 2.
And step four, penetrating the prestressed tendons 3.
And fifthly, constructing the bonding material 17 at the joint of the precast beam 2 and the frame column 1.
And step six, after the bonding material 17 reaches the required strength, tensioning the prestressed tendon 3, and filling the prestressed tendon pore passage 4 to be solid.
And step seven, mounting the precast slab 10.1.
And step eight, mounting the connecting assembly 5.
Step nine, pouring a cast-in-place laminated layer 10.2; and finishing the construction.
In this embodiment, the energy consumption steel bar 9 is provided with a necking section, and the cross-sectional area of the necking section is 50% -90% of the cross-sectional area of the original energy consumption steel bar 9.
In this embodiment, the bonding material 17 at the joint between the precast beam 2 and the frame column 1 may be a high-strength rapid-hardening cement-based grouting material with a compressive strength of 45MPa or a steel fiber (carbon fiber or other fibers) rapid-hardening cement-based grouting material or a polymer mortar.
In the embodiment, when the precast beam 2 is installed in the third step, a beam column joint is arranged between the precast beam 2 and the frame column 1, the width of the beam column joint is 10 mm-30 mm, and the beam column joint is used for adjusting installation errors and filling the high-strength cementation bonding material 17 before the prestressed reinforcement 3 is tensioned.
The above embodiments are not exhaustive of the specific embodiments, and other embodiments are possible, and the above embodiments are intended to illustrate, but not limit the scope of the present invention, and all applications coming from the simple changes of the present invention fall within the scope of the present invention.
Claims (9)
1. A beam column connecting node with replaceable energy-consuming steel bars comprises a frame column (1), a precast beam (2), a prestressed tendon (3) and a laminated floor slab (10); the laminated floor slab (10) comprises a precast slab (10.1) and a cast-in-place laminated layer (10.2); the method is characterized in that: a prestressed tendon pore channel (4) is arranged in the precast beam (2); a tendon penetrating channel (6) is formed in the frame column (1) at a position corresponding to the prestressed tendon channel (4); the prestressed tendons (3) penetrate through the prestressed tendon pore channels (4) and the tendon pore channels (6), and the precast beam (2) is connected with the frame column (1) in a compression joint mode; a bonding material (17) is arranged in a joint between the precast beam (2) and the frame column (1); the bottom of the precast beam (2) is provided with a connecting component (5) at the position close to the two ends; the connecting assembly (5) comprises a rectangular box (5.1) formed by enclosing four vertical side plates and a top plate and a vertical connecting rod (5.2) connected to the top of the rectangular box (5.1); wherein, the lower part of the vertical side plate which is positioned at one side close to the frame column (1) is provided with a notch (7); the connecting assembly (5) is connected to the bottom of the precast beam (2) through a vertical connecting rod (5.2); a connecting pore channel (8) is formed in the frame column (1) at a position corresponding to the notch (7); an energy-consuming steel bar (9) penetrates through the connecting pore channel (8); one end of the energy-consuming steel bar (9) is detachably connected to the side face of the frame column (1), and the other end of the energy-consuming steel bar (9) is detachably connected to the vertical side plate on the side corresponding to the rectangular box (5.1); and the cast-in-place laminated layer (10.2) is poured on the tops of the precast slabs (10.1) on the two sides of the precast beam (2) and the precast beam (2).
2. The beam-column connection node with replaceable energy-consuming steel bars according to claim 1, characterized in that: the prestressed tendon pore canal (4) is linear and is arranged at two ends of the precast beam (2); wherein, the prestressed tendon pore canal (4) at each end is positioned at the upper part of the section of the precast beam (2); the top of the precast beam (2) and the position corresponding to the inner end of the prestressed tendon pore passage (4) are provided with mounting grooves (11); the two prestressed tendons (3) are respectively arranged in the prestressed tendon pore passages (4) at the two ends in a penetrating manner, and the outer ends of the prestressed tendons (3) exceed the end surfaces of the precast beams (2) and are arranged in the tendon pore passages (6) in a penetrating manner; one end of each prestressed tendon (3) is anchored on the side face of the frame column (1) through a first prestressed tendon anchor head (12), and the other end of each prestressed tendon (3) is anchored in the mounting groove (11) through a second prestressed tendon anchor head (13); the length of the prestressed tendon (3) is equal to 1/3 beam span; and a beam bottom reinforcing steel bar (14) is arranged at the lower part of the section of the precast beam (2) and close to the bottom surface in a through-length mode.
3. The beam-column connection node with replaceable energy-consuming steel bars according to claim 1, characterized in that: two sides of the prestressed tendon pore passage (4) are straight line sections (4.2) which are positioned at the upper part of the section of the precast beam (2), and the length of each straight line section (4.2) is equal to 1/3 beam span; the middle part of the prestressed tendon duct (4) is a curve section (4.1), and the bottom of the curve section (4.1) is positioned at the lower part of the section of the precast beam (2); the prestressed tendon (3) is arranged in a prestressed tendon pore passage (4) in a through length mode, and two ends of the prestressed tendon pore passage (4) are anchored on the side faces of the frame columns (1) on two sides through first prestressed tendon anchor heads (12).
4. The beam-column connection node with replaceable energy-consuming steel bars according to claim 2, wherein: the cross section of the precast beam (2) is rectangular; precast slabs (10.1) on two sides of the precast beam (2) are erected at the top of the precast beam (2), and a space is reserved between the precast slabs (10.1) on the two sides; the cast-in-place laminated layer (10.2) is poured in the space between the top of the precast slab (10.1) and the precast slab (10.1).
5. The beam-column connection node with replaceable energy-consuming steel bars according to claim 4, wherein: the top of the precast beam (2) is provided with a bulge (15) along the long axis of the precast beam (2); precast slabs (10.1) on two sides of the precast beam (2) are erected on two sides of the protrusion (15), and the top of the protrusion (15) is flush with the top surfaces of the precast slabs (10.1); the cast-in-place laminated layer (10.2) is poured on the tops of the precast slabs (10.1) and the bulges (15).
6. The beam-column connection node with replaceable energy-consuming steel bars according to claim 4 or 5, wherein: the connecting assemblies (5) are arranged at two ends of the bottom surface of the precast beam (2); the vertical connecting rod (5.2) of the connecting assembly (5) is embedded in the precast beam (2), and the top of the rectangular box (5.1) of the connecting assembly (5) is tightly attached to the bottom surface of the precast beam (2).
7. The beam-column connection node with replaceable energy-consuming steel bars according to claim 4 or 5, wherein: two ends of the bottom of the precast beam (2) are provided with connecting grooves (16), and rectangular boxes (5.1) are arranged in the connecting grooves (16); the end part of the beam bottom reinforcing steel bar (14) is anchored on the vertical side surface of one side corresponding to the rectangular box (5.1).
8. The beam-column connection node with replaceable energy-consuming steel bars according to claim 7, wherein: two notches (7) are formed in the lower portion of the vertical side plate close to one side of the frame column (1), and the two notches (7) are arranged at intervals in the horizontal direction.
9. The beam-column connection node with replaceable energy-consuming steel bars according to claim 1, characterized in that: the energy-consuming steel bar (9) is provided with a necking section, and the cross-sectional area of the necking section is 50-90% of the cross-sectional area of the original energy-consuming steel bar (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885860.6U CN210529929U (en) | 2019-06-13 | 2019-06-13 | Beam column connecting node with replaceable energy-consuming steel bars |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920885860.6U CN210529929U (en) | 2019-06-13 | 2019-06-13 | Beam column connecting node with replaceable energy-consuming steel bars |
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| CN210529929U true CN210529929U (en) | 2020-05-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258789A (en) * | 2019-06-13 | 2019-09-20 | 中国建筑股份有限公司 | A kind of beam-column connection and its construction method that energy consumption rod iron is replaceable |
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2019
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110258789A (en) * | 2019-06-13 | 2019-09-20 | 中国建筑股份有限公司 | A kind of beam-column connection and its construction method that energy consumption rod iron is replaceable |
| CN110258789B (en) * | 2019-06-13 | 2024-04-09 | 中国建筑股份有限公司 | Beam column connecting node with replaceable energy-consumption steel bar and construction method thereof |
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