CN210177682U - Assembled reinforced concrete frame beam column connection structure - Google Patents
Assembled reinforced concrete frame beam column connection structure Download PDFInfo
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- CN210177682U CN210177682U CN201920627746.3U CN201920627746U CN210177682U CN 210177682 U CN210177682 U CN 210177682U CN 201920627746 U CN201920627746 U CN 201920627746U CN 210177682 U CN210177682 U CN 210177682U
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Abstract
An assembled reinforced concrete frame beam column connection structure, comprising: prefabricating columns, prefabricated beams and steel structure brackets; the prefabricated column includes: anchoring the reinforcing steel bars; the anchoring bar includes: a pre-buried part and a connecting part; the embedded part is arranged in the prefabricated column; the connecting part horizontally extends out of one side of the prefabricated column; one end of the precast beam is connected with the connecting part; the steel structure bracket is arranged on one side of the prefabricated column; the steel structure bracket is positioned below the joint of the precast beam and the connecting part; the upper end of the steel structure bracket supports the precast beam in an abutting mode. The invention provides an assembly type reinforced concrete frame beam-column connecting structure which achieves the purposes of convenience in construction, high bearing capacity and good anti-seismic performance through direct force transmission connection of beam longitudinal bars of a precast beam and anchoring steel bars in a precast column.
Description
Technical Field
The utility model relates to a concrete frame connection structure, concretely relates to assembled reinforced concrete frame beam column connection structure belongs to construction technical field.
Background
With the development of building industrialization and the popularization and application of assembly structures, the prefabricated reinforced concrete structural system is gradually and widely applied and developed in engineering practice; the beam column node is connected to the whole prefabricated concrete structure in an extremely important position, and the connection mode of the nodes directly influences the difficulty degree of node assembly, pouring, steel bar binding and the like and the mechanical and anti-seismic performance of the nodes.
The beam column node in the existing precast reinforced concrete structural system still has a plurality of difficult problems to be solved urgently, such as the problems that a hoisting component is difficult to construct and position, the structure of a connecting node steel bar is complex, the force transmission is not direct enough, the anti-seismic performance is not good enough, and the like.
Therefore, the technical problem to be solved by the technical staff in the field is urgently needed to provide the assembled reinforced concrete frame beam-column connecting node which has the characteristics of convenience and quickness in construction, high bearing capacity and good anti-seismic performance so as to respond to the industrial development of buildings.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a be not enough to above-mentioned prior art, the utility model aims to reach the purpose that the construction is convenient, bearing capacity is high, anti-seismic performance is good through the direct biography power connection of the interior anchor reinforcing bar of the roof beam longitudinal bar of precast beam and precast column. The utility model provides an assembled reinforced concrete frame beam column connection structure, this structure includes: prefabricating columns, prefabricated beams and steel structure brackets; the prefabricated column includes: anchoring the reinforcing steel bars; the anchoring bar includes: a pre-buried part and a connecting part; the embedded part is arranged in the prefabricated column; the connecting part horizontally extends out of one side of the prefabricated column; one end of the precast beam is connected with the connecting part; the steel structure bracket is arranged on one side of the prefabricated column; the steel structure bracket is positioned below the joint of the precast beam and the connecting part; the upper end of the steel structure bracket supports the precast beam in an abutting mode.
According to the utility model discloses an embodiment provides an assembled reinforced concrete frame beam column connection structure:
an assembled reinforced concrete frame beam column connection structure, comprising: prefabricating columns, prefabricated beams and steel structure brackets; the prefabricated column includes: anchoring the reinforcing steel bars; the anchoring bar includes: a pre-buried part and a connecting part; the embedded part is arranged in the prefabricated column; the connecting part horizontally extends out of one side of the prefabricated column; one end of the precast beam is connected with the connecting part; the steel structure bracket is arranged on one side of the prefabricated column; the steel structure bracket is positioned below the joint of the precast beam and the connecting part; the upper end of the steel structure bracket supports the precast beam in an abutting mode.
Preferably, the method further comprises the following steps: a threaded sleeve; the connection of the precast beam and the connecting part is specifically as follows: a beam longitudinal rib is arranged in the precast beam along the length direction of the precast beam, and extends out of one end of the precast beam connected with the connecting part; the part of the beam longitudinal bar extending out of the precast beam is provided with a thread structure; the connecting part is of a threaded structure; the beam longitudinal rib is connected with the connecting part through the threaded sleeve.
Preferably, the method further comprises the following steps: a connecting member; the beam longitudinal bar is connected with the connecting part through the threaded sleeve and specifically comprises the following steps: one end of the connecting piece is a threaded hole; the other end of the connecting piece is a threaded column; the threaded hole is connected with the threaded structure of the beam longitudinal rib; the threaded column is connected with the threaded sleeve.
Preferably, the diameter of the longitudinal beam rib is D, the length of the thread structure of the part of the longitudinal beam rib extending out of the precast beam is a, a is 0.5D-10D, preferably a is 1D-5D, and more preferably a is 3D-4D
Preferably, the diameter of the linker is D2, D2 is 0.5D-3D, D2 is 0.8D-2D, and D2 is 0.9D-1.2D.
Preferably, the threaded hole has a length L, L is D-10D, preferably L is 3D-8D, more preferably L is 4D-6D; the thread length of the threaded hole is b, b is 0.4L-0.9L, preferably b is 0.7L-0.9L; the diameter of the threaded column is D3; d3 is 0.5D-3D, D3 is preferably 0.8D-2D, and D3 is more preferably 0.9D-1.2D.
Preferably, the method further comprises the following steps: post-pouring section; the post-cast section is arranged at the joint of one end of the precast beam and the connecting part; the width and height of the post-cast section are consistent with those of the precast beam; one end of the post-pouring section is connected with the concrete end face of the precast beam, and the other end of the post-pouring section is connected with the precast column.
Preferably, the steel structure bracket is a detachable steel structure bracket.
Preferably, the steel structure bracket includes: the device comprises a vertical connecting plate, a horizontal supporting plate and a web plate; one end of the horizontal supporting plate close to the prefabricated column is vertically connected with the upper end of the vertical connecting plate; the web plate is arranged at the bottom of the horizontal support plate and is connected with the vertical connecting plate; the vertical connecting plates, the horizontal supporting plates and the web plates are mutually vertical in pairs.
Preferably, the web is a triangular plate; the horizontal support plate is a groove-shaped plate, and the notch of the horizontal support plate is clamped at the lower end of the post-pouring section.
Preferably, the steel structure bracket further comprises: the embedded support rod, the one end setting of embedded support rod is in prefabricated post, and the other end of embedded support rod stretches out prefabricated post and is connected with vertical connecting plate.
Preferably, the steel structure bracket further comprises: a high strength nut; one end of the embedded support rod connected with the vertical connecting plate is of a threaded structure; the embedded support rod is connected with the vertical connecting plate through a high-strength nut.
The utility model discloses in, the one end and the connecting portion lug connection of precast beam have guaranteed that the node has higher bearing capacity and better anti-seismic performance the time, have avoided the complicated problem of beam column node region reinforcing bar structure. In addition, the steel structure bracket which is installed in advance can support the precast beam when the precast beam is installed, so that pouring of the post-pouring section is facilitated.
It needs to be further explained that the embedded part specifically includes: the embedded main body is connected with the connecting part; the embedded main body and the connecting part are straight rod-shaped. One embodiment of the reinforcing connecting structure is a steel bar that is bent. The second embodiment of the reinforcing connecting structure is a flat plate, and the flat plate-shaped reinforcing connecting structure is vertically connected with the embedded main body. A third embodiment of the reinforced attachment structure is a ball. Namely, the reinforced connecting structure is a straight rod-shaped structure which is not coaxial with the connecting part. The embodiment makes reinforced connection structure and the inside concrete of precast column be connected closely, is difficult to take place to become flexible. When the connecting part receives an external force far away from the prefabricated column, the external force is transmitted to the reinforced connecting structure through the embedded main body; the reinforced connecting structure is tightly connected with the prefabricated column. So that the anchoring bar is not easily pulled out. Thereby strengthening the connection strength of the precast columns and the precast beams.
The utility model discloses in, the muscle is indulged to the roof beam passes through the screw sleeve and is connected with connecting portion for the muscle is indulged to the roof beam and is connected simply with connecting portion, improves the speed of connecting. The construction speed is accelerated, and the construction period is shortened.
The utility model discloses in, the roof beam is indulged the muscle and is passed through connecting piece and threaded sleeve and be connected. And selecting different connecting pieces according to the diameters of the beam longitudinal ribs of the precast beams with different structures. The beam longitudinal ribs with different diameters are connected with the threaded sleeves with the same size through the conversion of the connecting pieces. Therefore, the problem that the threaded sleeves of the same size cannot be used when different diameter beam longitudinal ribs are encountered in the construction process can be solved.
It should be noted that the threaded sleeve is used for the purpose of illustration. When the screw thread posts at the two ends of the screw thread sleeve are screwed in inwards and are mutually butted, acting force is generated between the screw thread posts at the two ends, so that the screw thread posts at the two ends are more tightly connected with the screw thread of the screw thread sleeve, and the friction force of the screw thread connection is improved. Thereby playing a self-tightening role.
In the utility model, a is 3D-4D, and b is 0.7L-0.9L, and after a and b reached certain length, it had more screw threads to participate in the connection after threaded connection fastens promptly. The fastening effect of the threaded connection is improved. The phenomena of tooth breakage and tooth slippage are not easy to occur.
The utility model discloses in, the one end of the protection precast beam that the post-cast section can be fine and the junction of connecting portion. The concrete frame connection can be integrated. The construction in the later period is convenient.
The embodiment also discloses a preparation method of the assembled reinforced concrete frame beam-column connecting node, which comprises the following steps:
the method comprises the following steps: preparing a prefabricated column 1 mold, opening a hole at a reserved position of the prefabricated column 1 mold, embedding an anchoring steel bar 6 and an embedded screw 5, arranging other necessary steel bars, and pouring concrete to obtain a prefabricated column 1;
step two: pre-embedding beam longitudinal bars 7 at the reserved positions of the precast beam 2 moulds, arranging other necessary reinforcing steel bars and reserving a post-cast section 10 with a certain length, and pouring concrete to obtain a precast beam 2;
step three: connecting the connecting piece 4 to the beam longitudinal bar 7 and rotating towards one side of the precast beam 2 until the connecting piece 4 is contacted with the concrete at the side of the precast beam 2, connecting the straight thread sleeve 9 to the anchoring bar 6 and rotating towards one side of the precast column 1 until the straight thread sleeve 9 is contacted with the concrete at the side of the precast column 1;
step four: hoisting the prefabricated column 4 in place, and fixing the detachable steel structure bracket 3 on the prefabricated column 1 through the connection of the high-strength nut 8 and the embedded screw 5;
step five: hoisting and lapping the precast beam 2 on the steel structure bracket 3, and determining the distance between the precast beam 2 and the precast column 1 according to specific design;
step six: rotating the straight thread sleeve 9 connected to the anchoring steel bar 6 towards one side of the precast beam 2 until the standard requirement of connection of the anchoring steel bar 6 and the straight thread sleeve 9 is met;
step seven: rotating the connecting piece 4 connected to the beam longitudinal rib 7 towards one side of the precast column 1 until the threaded connector 402 of the connecting piece 4 is connected with the straight threaded sleeve 9 and meets the requirement of a connection specification;
step eight: erecting forms at two sides of the connection node area, and pouring steel fiber concrete to form a post-pouring section 10;
step nine: and after the concrete strength of the post-cast section 10 meets the requirement, removing the formwork and detaching the steel structure bracket 3 to obtain the beam-column connecting node of the assembled reinforced concrete frame.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the connecting force transmission between the beam longitudinal bar of the precast beam and the anchoring steel bar in the precast column is direct, so that the node has higher bearing capacity and better anti-seismic performance, and the problem of complex steel bar structure in the node area of the beam column is avoided;
2. the detachable steel structure bracket not only effectively reduces the using amount of scaffold in the construction process, but also facilitates the hoisting and positioning of the reinforced concrete beam, improves the construction efficiency, provides a certain bearing capacity before the concrete poured in the connecting node area does not meet the strength requirement, and is beneficial to improving the overall strength of the node.
Drawings
FIG. 1 is a schematic structural view of an assembled reinforced concrete frame beam-column connection structure according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of the assembled reinforced concrete frame beam-column connection structure according to the embodiment of the present invention before connecting the beam and the column;
FIG. 3 is a sectional view of the assembled reinforced concrete frame beam-column connection structure of the embodiment of the utility model;
FIG. 4 is a sectional view of a connection node of a beam-column connection structure of an assembled reinforced concrete frame according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a steel structure bracket of the beam-column connection structure of the assembled reinforced concrete frame according to the embodiment of the present invention;
FIG. 6 is a schematic structural view of a connecting member of a beam-column connecting structure of an assembled reinforced concrete frame according to an embodiment of the present invention;
fig. 7 is a sectional view of a connection member of an assembled reinforced concrete frame beam column connection structure according to an embodiment of the present invention.
Reference numerals:
1: prefabricating a column; 2: prefabricating a beam; 3: a steel structure bracket; 301: a vertical connecting plate; 302: a horizontal support plate; 303: a web; 4: a connecting member; 401: a threaded hole; 402: a threaded post; 5: pre-burying a support rod; 6: anchoring the reinforcing steel bars; 601: a pre-embedding part; 602: a connecting portion; 7: a beam longitudinal bar; 8: a high strength nut; 9: a threaded sleeve; 10: and (5) post-pouring.
Detailed Description
According to the utility model discloses an embodiment provides an assembled reinforced concrete frame beam column connection structure:
an assembled reinforced concrete frame beam column connection structure, comprising: the method comprises the following steps of (1) prefabricating a column (1), prefabricating a beam (2) and a steel structure bracket (3); the prefabricated pillar 1 includes: anchoring a steel bar 6; the anchoring bar 6 comprises: an embedded part 601 and a connecting part 602; the embedded part 601 is arranged in the precast column 1; the connecting part 602 horizontally extends from one side of the prefabricated column 1; one end of the precast beam 2 is connected with the connecting part 602; the steel structure bracket 3 is arranged on one side of the prefabricated column 1; the steel structure bracket 3 is positioned below the joint of the precast beam 2 and the connecting part 602; the upper end of the steel structure bracket 3 supports the precast beam 2 in an abutting mode.
Preferably, the method further comprises the following steps: a threaded sleeve 9; the connection of the precast beam 2 and the connecting part 602 is specifically as follows: a beam longitudinal rib 7 is arranged in the precast beam 2 along the length direction of the precast beam 2, and the beam longitudinal rib 7 extends out from one end of the precast beam 2 connected with the connecting part 602; the part of the beam longitudinal bar 7 extending out of the precast beam 2 has a thread structure; the connecting portion 602 is a threaded structure; the beam longitudinal rib 7 is connected with the connecting part 602 through the threaded sleeve 9.
Preferably, the method further comprises the following steps: a connecting piece 4; the connection of the beam longitudinal rib 7 with the connecting part 602 through the threaded sleeve 9 is specifically as follows: one end of the connecting piece 4 is a threaded hole 401; the other end of the connecting piece 4 is a threaded column 402; the threaded hole 401 is connected with the threaded structure of the beam longitudinal rib 7; the threaded post 402 is connected to the threaded sleeve 9.
Preferably, the diameter of the longitudinal beam rib 7 is D, the length of the thread structure of the part of the longitudinal beam rib 7 extending out of the precast beam 2 is a, a is 0.5D-10D, preferably a is 1D-5D, and more preferably a is 3D-4D
Preferably, the diameter of the junction 602 is D2, D2 is 0.5D-3D, D2 is 0.8D-2D, and D2 is 0.9D-1.2D.
Preferably, the threaded hole 401 has a length L, L is D-10D, preferably L is 3D-8D, and more preferably L is 4D-6D; the thread length of the thread hole 401 is b, b is 0.4L-0.9L, preferably b is 0.7L-0.9L; the diameter of the threaded post 402 is D3; d3 is 0.5D-3D, D3 is preferably 0.8D-2D, and D3 is more preferably 0.9D-1.2D.
Preferably, the method further comprises the following steps: a post-cast section 10; the post-cast section 10 is arranged at the joint of one end of the precast beam 2 and the connecting part 602; the width and height of the post-cast section 10 are consistent with those of the precast beam 2; one end of the post-cast section 10 is connected with the concrete end face of the precast beam 2, and the other end of the post-cast section 10 is connected with the precast column 1.
Preferably, the steel structure bracket 3 is a detachable steel structure bracket 3.
Preferably, the steel-structured corbel 3 includes: a vertical connecting plate 301, a horizontal supporting plate 302 and a web plate 303; one end of the horizontal support plate 302 close to the prefabricated column 1 is vertically connected with the upper end of the vertical connecting plate 301; the web plate 303 is arranged at the bottom of the horizontal support plate 302 and is connected with the vertical connecting plate 301; the vertical connecting plate 301, the horizontal supporting plate 302 and the web 303 are perpendicular to each other two by two.
Preferably, the web 303 is a triangular plate; the horizontal support plate 302 is a trough-shaped plate, and the notch of the horizontal support plate 302 is clamped at the lower end of the post-pouring section 10.
Preferably, the steel structure bracket 3 further comprises: pre-buried bracing piece 5, the one end setting of pre-buried bracing piece 5 is in prefabricated post 1, and the other end of pre-buried bracing piece 5 stretches out prefabricated post 1 and is connected with vertical connecting plate 301.
Preferably, the steel structure bracket 3 further comprises: a high-strength nut 8; one end of the embedded support rod 5 connected with the vertical connecting plate 301 is in a threaded structure; the embedded support rod 5 is connected with the vertical connecting plate 301 through a high-strength nut 8.
More specific embodiments are as follows.
As shown in fig. 1 and 4, the assembled reinforced concrete frame beam-column connection node comprises a prefabricated column 1, a prefabricated beam 2, a steel structure bracket 3 and a post-cast section 10.
As shown in fig. 2, a plurality of pre-buried support rods 5 are arranged in the precast column 1, the ends of the pre-buried support rods 5 are provided with threads and extend out of the surface of the reinforced concrete column 1, the diameters of the pre-buried support rods 5 can be determined according to specific conditions, in this embodiment, the diameter of the size of the pre-buried support rod 5 is 16mm, and the extension length of the thread ends of the pre-buried support rods 5 is 30 mm; a plurality of anchoring steel bars 6 are embedded in the prefabricated column 1, the tail ends of the anchoring steel bars 6 are provided with threads and extend out of the surface of the prefabricated column 1, the diameter of each anchoring steel bar 6 is equal to that of a beam longitudinal bar, the diameter of each anchoring steel bar 6 is 20mm in the embodiment, and the extending length of the tail ends of the threads of the anchoring steel bars 6 is 40 mm; the prefabricated column 1 body is a cuboid formed by pouring reinforced concrete, the size can be determined according to specific conditions, and the prefabricated column in the embodiment adopts a cuboid with the length and the width being 40cm and the height being 3 m.
As shown in fig. 2, a plurality of beam longitudinal ribs 7 are arranged in the precast beam 2, the diameter of each beam longitudinal rib 7 is determined according to specific conditions, the diameter of each beam longitudinal rib 7 in this embodiment is 20mm, the tail end of each beam longitudinal rib 7 is provided with a thread and extends out of the surface of the precast beam 2, and the extending length of the tail end of the thread of each beam longitudinal rib 7 in this embodiment is 80 mm; the body of the precast beam 2 is a cuboid cast by reinforced concrete, the size can be determined according to specific conditions, and the precast beam 2 in the embodiment is a cuboid with the size of 3.6m in length, 20cm in width and 40cm in height.
As shown in fig. 5, the steel structure bracket 3 adopts a welding structure, and includes a vertical connecting plate 301, a horizontal supporting plate 302 and a web plate 303, wherein the vertical connecting plate 301 is provided with bolt holes, and the bolt holes are in one-to-one accurate correspondence with the tail ends of the embedded supporting rods 5.
As shown in fig. 6 and 7, the connecting member 4 is a one-piece casting member, which includes a threaded hole 401 and a threaded post 402 in a geometric distribution; wherein screw hole 401 ductility, tensile strength all are higher than indulging the muscle, and screw hole 401 length is L, and L equals 100mm, and screw hole internal thread length is b, and b equals 90 mm.
As shown in fig. 1, 2, 3 and 4, the steel bracket 3 is connected to the embedded support rod 5 through a high-strength nut 8.
As shown in fig. 3, the precast beam 2 is lapped on the steel structure corbel 3 by hoisting, the distance between the precast beam and the precast column is determined according to specific design, and the distance between the precast beam and the precast column during lapping in this embodiment is half of the height of the precast beam and is equal to 200 cm.
As shown in fig. 1 and 4, connecting a threaded sleeve 9 with the tail end of an anchoring steel bar 6, connecting a beam longitudinal bar 7 with the threaded sleeve 9 through a connecting piece 4, erecting a formwork on two sides of a connecting node of a precast beam 2 and a precast column 1 and pouring steel fiber concrete to form a post-pouring section 10, and after the concrete strength of the post-pouring section 10 meets the requirement, removing the formwork and detaching a steel structure bracket 3 to obtain the assembled reinforced concrete frame beam-column connecting node.
Example 1
An assembled reinforced concrete frame beam column connection structure, comprising: the method comprises the following steps of (1) prefabricating a column (1), prefabricating a beam (2) and a steel structure bracket (3); the prefabricated pillar 1 includes: anchoring a steel bar 6; the anchoring bar 6 comprises: an embedded part 601 and a connecting part 602; the embedded part 601 is arranged in the precast column 1; the connecting part 602 horizontally extends from one side of the prefabricated column 1; one end of the precast beam 2 is connected with the connecting part 602; the steel structure bracket 3 is arranged on one side of the prefabricated column 1; the steel structure bracket 3 is positioned below the joint of the precast beam 2 and the connecting part 602; the upper end of the steel structure bracket 3 supports the precast beam 2 in an abutting mode.
Example 2
Example 3
Example 4
Example 3 is repeated except that the diameter of the beam longitudinal rib 7 is D, the length of the thread structure of the part of the beam longitudinal rib 7 extending out of the precast beam 2 is a, and a is 4D; the diameter of the connecting part 602 is D2, D2 is D; the length of the threaded hole 401 is L, and L is 5D; the thread length of the thread hole 401 is b, and b is 0.8L; the diameter of the threaded post 402 is D3; d3 is D.
Example 5
Example 6
Example 5 was repeated except that the steel-structured bracket 3 included: a vertical connecting plate 301, a horizontal supporting plate 302 and a web plate 303; one end of the horizontal support plate 302 close to the prefabricated column 1 is vertically connected with the upper end of the vertical connecting plate 301; the web plate 303 is arranged at the bottom of the horizontal support plate 302 and is connected with the vertical connecting plate 301; the vertical connecting plate 301, the horizontal supporting plate 302 and the web 303 are perpendicular to each other two by two. The web 303 is a triangular plate; the horizontal support plate 302 is a trough-shaped plate, and the notch of the horizontal support plate 302 is clamped at the lower end of the post-pouring section 10.
Example 7
Example 6 was repeated except that the steel structure bracket 3 further included: pre-buried bracing piece 5, the one end setting of pre-buried bracing piece 5 is in prefabricated post 1, and the other end of pre-buried bracing piece 5 stretches out prefabricated post 1 and is connected with vertical connecting plate 301.
Example 8
Example 7 was repeated except that the steel structure bracket 3 further included: a high-strength nut 8; one end of the embedded support rod 5 connected with the vertical connecting plate 301 is in a threaded structure; the embedded support rod 5 is connected with the vertical connecting plate 301 through a high-strength nut 8.
Claims (24)
1. The utility model provides an assembled reinforced concrete frame beam column connection structure which characterized in that: the method comprises the following steps: the prefabricated beam comprises prefabricated columns (1), prefabricated beams (2) and steel structure brackets (3); the prefabricated column (1) comprises: an anchoring bar (6); the anchoring bar (6) comprises: an embedded part (601) and a connecting part (602); the embedded part (601) is arranged in the prefabricated column (1); the connecting part (602) horizontally extends out of one side of the prefabricated column (1); one end of the precast beam (2) is connected with the connecting part (602); the steel structure bracket (3) is arranged on one side of the prefabricated column (1); the steel structure bracket (3) is positioned below the joint of the precast beam (2) and the connecting part (602); the upper end of the steel structure bracket (3) supports the precast beam (2) in an abutting mode.
2. The assembled reinforced concrete frame beam column connection structure of claim 1, wherein: further comprising: a threaded sleeve (9); the connection of the precast beam (2) and the connecting part (602) is as follows: a beam longitudinal rib (7) is arranged in the precast beam (2) along the length direction of the precast beam (2), and the beam longitudinal rib (7) extends out of one end of the precast beam (2) connected with the connecting part (602); the part of the beam longitudinal bar (7) extending out of the precast beam (2) is provided with a thread structure; the connecting part (602) is of a threaded structure; the beam longitudinal rib (7) is connected with the connecting part (602) through a threaded sleeve (9).
3. The assembled reinforced concrete frame beam column connection structure of claim 2, wherein: further comprising: a connecting piece (4); the beam longitudinal rib (7) is connected with the connecting part (602) through the threaded sleeve (9) and specifically comprises the following steps: one end of the connecting piece (4) is a threaded hole (401); the other end of the connecting piece (4) is a threaded column (402); the threaded hole (401) is connected with the threaded structure of the beam longitudinal rib (7); the threaded column (402) is connected with the threaded sleeve (9).
4. An assembled reinforced concrete frame beam column connection structure according to claim 2 or 3, wherein: the diameter of the beam longitudinal rib (7) is D, the length of the thread structure of the part of the beam longitudinal rib (7) extending out of the precast beam (2) is a, and a is 0.5D-10D; and/or
The diameter of the connecting part (602) is D2, and D2 is 0.5D-3D.
5. The assembled reinforced concrete frame beam column connection structure of claim 4, wherein: a is 1D-5D; and/or
D2 was 0.8D-2D.
6. The assembled reinforced concrete frame beam column connection structure of claim 5, wherein: a is 3D-4D; and/or
D2 was 0.9D-1.2D.
7. The assembled reinforced concrete frame beam column connection structure of claim 4, wherein: the length of the threaded hole (401) is L, and L is D-10D; the thread length of the thread hole (401) is b, and b is 0.4L-0.9L; the diameter of the threaded post (402) is D3; d3 was 0.5D-3D.
8. The assembled reinforced concrete frame beam column connection structure according to claim 5 or 6, wherein: the length of the threaded hole (401) is L, and L is D-10D; the thread length of the thread hole (401) is b, and b is 0.4L-0.9L; the diameter of the threaded post (402) is D3; d3 was 0.5D-3D.
9. An assembled reinforced concrete frame beam column connection structure according to claim 7, wherein: l is 3D-8D; b is 0.7L-0.9L; d3 was 0.8D-2D.
10. The assembled reinforced concrete frame beam column connection structure of claim 8, wherein: l is 3D-8D; b is 0.7L-0.9L; d3 was 0.8D-2D.
11. The assembled reinforced concrete frame beam column connection structure according to claim 9 or 10, wherein: l is 4D-6D; d3 was 0.9D-1.2D.
12. An assembled reinforced concrete frame beam column connection structure according to any one of claims 1 to 3, 5 to 7, and 9 to 10, wherein: further comprising: a post-cast section (10); the post-cast section (10) is arranged at the joint of one end of the precast beam (2) and the connecting part (602); the width and height of the post-cast section (10) are consistent with those of the precast beam (2); one end of the post-cast section (10) is connected with the concrete end face of the precast beam (2), and the other end of the post-cast section (10) is connected with the precast column (1).
13. The assembled reinforced concrete frame beam column connection structure of claim 4, wherein: further comprising: a post-cast section (10); the post-cast section (10) is arranged at the joint of one end of the precast beam (2) and the connecting part (602); the width and height of the post-cast section (10) are consistent with those of the precast beam (2); one end of the post-cast section (10) is connected with the concrete end face of the precast beam (2), and the other end of the post-cast section (10) is connected with the precast column (1).
14. An assembled reinforced concrete frame beam column connection structure according to any one of claims 1 to 3, 5 to 7, 9 to 10, 13, wherein: the steel structure bracket (3) is a detachable steel structure bracket.
15. The assembled reinforced concrete frame beam column connection structure of claim 4, wherein: the steel structure bracket (3) is a detachable steel structure bracket.
16. An assembled reinforced concrete frame beam column connection structure according to claim 14, wherein: steel construction bracket (3) include: the device comprises a vertical connecting plate (301), a horizontal supporting plate (302) and a web plate (303); one end of the horizontal support plate (302) close to the prefabricated column (1) is vertically connected with the upper end of the vertical connecting plate (301); the web (303) is arranged at the bottom of the horizontal support plate (302) and is connected with the vertical connecting plate (301); the vertical connecting plates (301), the horizontal supporting plates (302) and the web plates (303) are mutually vertical in pairs.
17. An assembled reinforced concrete frame beam column connection structure according to claim 15, wherein: steel construction bracket (3) include: the device comprises a vertical connecting plate (301), a horizontal supporting plate (302) and a web plate (303); one end of the horizontal support plate (302) close to the prefabricated column (1) is vertically connected with the upper end of the vertical connecting plate (301); the web (303) is arranged at the bottom of the horizontal support plate (302) and is connected with the vertical connecting plate (301); the vertical connecting plates (301), the horizontal supporting plates (302) and the web plates (303) are mutually vertical in pairs.
18. An assembled reinforced concrete frame beam column connection structure according to claim 14, wherein: the web (303) is a triangular plate; the horizontal support plate (302) is a groove-shaped plate, and a notch of the horizontal support plate (302) is clamped at the lower end of the post-pouring section (10).
19. An assembled reinforced concrete frame beam column connection structure according to any one of claims 15 to 17, wherein: the web (303) is a triangular plate; the horizontal support plate (302) is a groove-shaped plate, and a notch of the horizontal support plate (302) is clamped at the lower end of the post-pouring section (10).
20. An assembled reinforced concrete frame beam column connection structure according to claim 14, wherein: steel construction bracket (3) still include: the prefabricated column comprises a pre-buried support rod (5), one end of the pre-buried support rod (5) is arranged in the prefabricated column (1), and the other end of the pre-buried support rod (5) extends out of the prefabricated column (1) and is connected with a vertical connecting plate (301).
21. An assembled reinforced concrete frame beam column connection structure according to any one of claims 15 to 18, wherein: steel construction bracket (3) still include: the prefabricated column comprises a pre-buried support rod (5), one end of the pre-buried support rod (5) is arranged in the prefabricated column (1), and the other end of the pre-buried support rod (5) extends out of the prefabricated column (1) and is connected with a vertical connecting plate (301).
22. An assembled reinforced concrete frame beam column connection structure according to claim 19, wherein: steel construction bracket (3) still include: the prefabricated column comprises a pre-buried support rod (5), one end of the pre-buried support rod (5) is arranged in the prefabricated column (1), and the other end of the pre-buried support rod (5) extends out of the prefabricated column (1) and is connected with a vertical connecting plate (301).
23. An assembled reinforced concrete frame beam column connection structure according to claim 20 or 22, wherein: steel construction bracket (3) still include: a high-strength nut (8); one end of the embedded support rod (5) connected with the vertical connecting plate (301) is of a threaded structure; the embedded support rod (5) is connected with the vertical connecting plate (301) through a high-strength nut (8).
24. An assembled reinforced concrete frame beam column connection structure according to claim 21, wherein: steel construction bracket (3) still include: a high-strength nut (8); one end of the embedded support rod (5) connected with the vertical connecting plate (301) is of a threaded structure; the embedded support rod (5) is connected with the vertical connecting plate (301) through a high-strength nut (8).
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| CN201920627746.3U CN210177682U (en) | 2019-05-05 | 2019-05-05 | Assembled reinforced concrete frame beam column connection structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177171A (en) * | 2020-07-31 | 2021-01-05 | 锦萧建筑科技有限公司 | Connecting mechanism and connecting method for frame node and steel corbel |
| CN113202184A (en) * | 2021-05-20 | 2021-08-03 | 扬州工业职业技术学院 | Beam-column assembled node suitable for reinforced concrete structure |
| CN113482154A (en) * | 2021-08-05 | 2021-10-08 | 苏州达康建筑科技有限公司 | Assembly type beam-column joint structure, device and installation method |
| CN115126086A (en) * | 2022-08-13 | 2022-09-30 | 上海金鹿建设(集团)有限公司 | Assembled reinforced concrete beam column joint and construction method thereof |
| CN115198884A (en) * | 2022-08-08 | 2022-10-18 | 上海市机械施工集团有限公司 | Reinforced concrete joint structure and construction method |
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2019
- 2019-05-05 CN CN201920627746.3U patent/CN210177682U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112177171A (en) * | 2020-07-31 | 2021-01-05 | 锦萧建筑科技有限公司 | Connecting mechanism and connecting method for frame node and steel corbel |
| CN113202184A (en) * | 2021-05-20 | 2021-08-03 | 扬州工业职业技术学院 | Beam-column assembled node suitable for reinforced concrete structure |
| CN113202184B (en) * | 2021-05-20 | 2022-12-06 | 扬州工业职业技术学院 | Beam-column assembled node suitable for reinforced concrete structure |
| CN113482154A (en) * | 2021-08-05 | 2021-10-08 | 苏州达康建筑科技有限公司 | Assembly type beam-column joint structure, device and installation method |
| CN115198884A (en) * | 2022-08-08 | 2022-10-18 | 上海市机械施工集团有限公司 | Reinforced concrete joint structure and construction method |
| CN115126086A (en) * | 2022-08-13 | 2022-09-30 | 上海金鹿建设(集团)有限公司 | Assembled reinforced concrete beam column joint and construction method thereof |
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