CN216689754U - Hoop connection prefabricated reinforced concrete frame node - Google Patents
Hoop connection prefabricated reinforced concrete frame node Download PDFInfo
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- CN216689754U CN216689754U CN202122591698.7U CN202122591698U CN216689754U CN 216689754 U CN216689754 U CN 216689754U CN 202122591698 U CN202122591698 U CN 202122591698U CN 216689754 U CN216689754 U CN 216689754U
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Abstract
The utility model discloses a hoop-connected prefabricated reinforced concrete frame node, which comprises prefabricated frame columns, prefabricated frame beams, beam bottom steel bar anchoring parts and hoops, wherein the hoop-connected prefabricated reinforced concrete frame node comprises the following components in parts by weight: the prefabricated frame column comprises a plurality of vertical steel bars, stirrups and a prefabricated column outer cylinder sleeved outside the vertical steel bars and the stirrups; the prefabricated frame beam comprises a plurality of transverse bottom steel bars, a beam bottom steel bar anchoring part, stirrups and prefabricated frame beam concrete wrapping the bottom steel bars and the stirrups, wherein the stirrups extend out of the upper part of the prefabricated frame beam concrete, the transverse bottom steel bars extend out of the beam end of the prefabricated frame beam concrete, and the extending ends of the transverse bottom steel bars are welded on the beam bottom steel bar anchoring part; the prefabricated frame beam also comprises a plurality of transverse upper reinforcing steel bars, and the transverse upper reinforcing steel bars penetrate through the stirrups exposed out of the concrete upper parts of the prefabricated frame beam and are fixedly connected with the stirrups; and a plurality of prefabricated frame beams are lapped at the tops of the prefabricated frame columns, and the beam bottom steel bar anchoring parts of the plurality of prefabricated frame beams are hooped by the hoops.
Description
Technical Field
The utility model relates to the field of constructional engineering, in particular to a hoop connection prefabricated reinforced concrete frame node.
Background
At present, prefabricated assembled reinforced concrete frame node connection is difficult to realize, the main reason lies in that there are a lot of longitudinal reinforcement in the prefabricated frame post that antidetonation required, the reinforcing bar diameter is great, the vertical reinforcing bar of frame post generally adopts sleeve grout to connect, do not destroy when hardly guaranteeing the earthquake, when prefabricated frame bottom of beam reinforcing bar be two-layer or multilayer, multi-direction bottom of beam reinforcing bar is mutual interference, unable installation, or the installation degree of difficulty is very big, inefficiency and there is the potential safety hazard, lead to present china's prefabricated assembled concrete frame structure technique to fall behind, market development is slow.
Therefore, the hoop connected prefabricated reinforced concrete frame joint provided by the utility model has the advantages of high anti-seismic performance, convenience in installation, high construction efficiency, energy conservation and environmental friendliness.
SUMMERY OF THE UTILITY MODEL
In order to realize the purpose of the utility model, the following technical scheme is adopted for realizing the purpose:
the utility model provides a prefabricated reinforced concrete frame node is connected to cuff, includes prefabricated frame post, prefabricated frame roof beam, beam bottom reinforcing bar anchor assembly and cuff, wherein: the prefabricated frame column comprises a plurality of vertical steel bars, stirrups and a prefabricated column outer cylinder sleeved outside the vertical steel bars and the stirrups; the prefabricated frame beam comprises a plurality of transverse bottom steel bars, a beam bottom steel bar anchoring part, a stirrup tightly hooping the transverse bottom steel bars and prefabricated frame beam concrete wrapping the transverse bottom steel bars and the stirrup, the stirrup extends out of the upper part of the prefabricated frame beam concrete, the transverse bottom steel bars extend out of the beam end of the prefabricated frame beam concrete, and the extending end of the transverse bottom steel bars is welded on the beam bottom steel bar anchoring part; the prefabricated frame beam also comprises a plurality of transverse upper reinforcing steel bars, and the transverse upper reinforcing steel bars penetrate through the stirrups exposed out of the concrete upper parts of the prefabricated frame beam and are fixedly connected with the stirrups; and a plurality of prefabricated frame beams are lapped at the tops of the prefabricated frame columns, and the beam bottom steel bar anchoring parts of the plurality of prefabricated frame beams are hooped by the hoops.
The cuff connect prefabricated reinforced concrete frame node, wherein: the outer cylinder of the prefabricated column is a prefabricated concrete outer cylinder.
The hoop connect prefabricated reinforced concrete frame node, wherein: and a reinforcing body is fixed at an inner corner of the precast concrete outer cylinder.
The hoop connect prefabricated reinforced concrete frame node, wherein: the reinforcement is an L-shaped plate, and the inner corner of the reinforcement is arc-shaped.
The hoop connect prefabricated reinforced concrete frame node, wherein: the beam bottom steel bar anchoring part comprises an anchoring flat plate, an anchoring vertical plate and an anchoring end plate, wherein the anchoring vertical plate is welded on the upper side or the upper side and the lower side of the middle part of the anchoring flat plate and is vertical to the anchoring flat plate; the anchoring end plates are welded on the upper side or the upper side and the lower side of the end part of the anchoring flat plate and are vertical to the anchoring flat plate.
The hoop connect prefabricated reinforced concrete frame node, wherein: the hoop comprises an inner hoop and an outer hoop, the inner hoop hoops the anchoring end plates of the beam bottom steel bar anchoring pieces of the plurality of prefabricated frame beams, and the outer hoop hoops the anchoring vertical plates of the beam bottom steel bar anchoring pieces of the plurality of prefabricated frame beams.
The hoop connect prefabricated reinforced concrete frame node, wherein: the hoop is wound into a coil shape by a steel wire rope or wound into a coil shape by a thin-diameter steel bar.
The hoop connect prefabricated reinforced concrete frame node, wherein: the anchoring flat plate is provided with a notch avoiding the reinforcing steel bar.
The hoop connect prefabricated reinforced concrete frame node, wherein: the transverse bottom steel bars are arranged in a single layer or two layers
The hoop connects prefabricated reinforced concrete frame node, wherein: concrete is poured in the outer cylinder of the prefabricated column, in the node at the intersection of the prefabricated frame column and the prefabricated frame beam and on the concrete upper part of the prefabricated frame beam, so that the integral frame node is formed.
Drawings
FIG. 1 is a schematic plan view of a prefabricated reinforced concrete frame joint installation with hoop connections;
FIG. 2 is a schematic sectional view of installation of a prefabricated reinforced concrete frame joint connected by a hoop;
FIG. 3 is a cross-sectional view of a prefabricated frame column;
FIG. 4 is a schematic structural view of a precast reinforced concrete beam;
FIG. 5 is a schematic view of a steel bar anchor at the bottom of a frame beam;
FIG. 6 is a schematic view of a ferrule configuration;
fig. 7 is a schematic cross-sectional view of a frame beam.
The reference numerals in the figures are illustrated as follows: 1, prefabricating a frame column, 11 prefabricated frame column outer cylinders, 111 outer cylinder corner reinforcements, 12 frame column vertical reinforcements and 13 frame column stirrups; 2 prefabricating a reinforced concrete frame beam, 21 prefabricating frame beam concrete, 22 prefabricating a frame beam bottom rib, 23 prefabricating a frame beam stirrup and 24 prefabricating a frame beam waist rib; 25, stretching a rib; 3 beam bottom steel bar anchoring parts, 31 anchoring flat plates, 311 avoiding steel bar gaps, 32 anchoring vertical plates, 33 anchoring end plates, 4 beam bottom steel bar connecting hoops, 41 inner hoop rings and 42 outer hoop rings; 5, reinforcing steel bars at the upper part of the frame beam; 6 in the column casing and in the node and roof beam upper portion cast in situ concrete, 7 floor.
Detailed Description
The following detailed description of the present invention will be made with reference to the accompanying drawings 1-7.
As shown in fig. 1 and 2, the hoop-connected prefabricated reinforced concrete frame node comprises a prefabricated frame column 1, a prefabricated reinforced concrete frame beam 2, a beam bottom steel bar anchoring part 3, a beam bottom steel bar connecting hoop 4, concrete cast in situ in a column tube, a node and the upper part of the beam 6.
As shown in fig. 1, 2, 4, 7, 2 quantity of prefabricated frame roof beam can be many multi-direction, and every prefabricated frame roof beam includes the prefabricated frame roof beam concrete 21 of many horizontal bottom reinforcing bars 22, stirrup 23, wale 24, lacing wire 25 and parcel reinforcing bar, as shown in fig. 4, prefabricated frame roof beam concrete 21 parcel horizontal bottom reinforcing bar 22, stirrup 23, wale 24 and lacing wire 25, bottom reinforcing bar 22 stretches out from prefabricated frame roof beam concrete 21 both ends tip, the overhanging end welding of bottom reinforcing bar 22 is on a reinforcing bar anchor assembly 3, a plurality of prefabricated frame roof beams 2 overlap joints are at frame post 1 top, form a font, T-shaped, Y-shaped or cross. The anchoring parts 3 of the plurality of prefabricated frame beams 2 are gathered at the center of the prefabricated frame column 1, and the steel bar anchoring parts 3 at the bottom of the prefabricated frame beams 2 are hooped and connected into a whole by the hooping 4; and then, penetrating a transverse upper part steel bar of the frame beam into an overhanging beam stirrup 23 at the upper part of the prefabricated frame beam 2 and binding and fixedly connecting the frame beam with the stirrup 23, and forming a prefabricated and assembled integral type reinforced concrete frame node which is equal to the cast-in-place reinforced concrete frame node after pouring concrete 6 in the outer cylinder 11 of the prefabricated column, the frame column node (namely the beam column intersection) and the upper part of the prefabricated frame beam 2.
As shown in fig. 3, the prefabricated frame column 1 includes a prefabricated column outer cylinder 11, internal frame column vertical steel bars 12, stirrups 13 and post-cast concrete 6, the plurality of vertical steel bars 12 are tightly hooped by the plurality of stirrups 13 which are longitudinally spaced by a predetermined distance, and the stirrups 13 are fixedly connected with the vertical steel bars 12 by welding or lead wire binding; the prefabricated column outer cylinder 11 is sleeved outside the internal frame column vertical steel bars 12 and the stirrups 13. After the prefabricated frame column 1 is connected with the prefabricated reinforced concrete frame beam, concrete 6 is poured into the outer cylinder 11 of the prefabricated column.
As shown in fig. 3, the precast concrete outer cylinder 11 has a generally rectangular or circular cross section, and is manufactured in advance in a factory, the reinforcement 111 is fixed at an inner corner of the precast concrete outer cylinder 11, the reinforcement 111 is an L-shaped plate, the inner corner of the reinforcement is a semicircle, the reinforcement 111 is preferably made of a steel plate, and is selected from a high polymer material or a high strength fiber material, and the reinforcement 111 is arranged along the height direction of the outer cylinder 11; and after concrete is poured into the outer cylinder of the prefabricated frame column, the outer cylinder of the prefabricated frame column and the reinforcing steel bar frame inside the outer cylinder of the prefabricated frame column form an integral reinforced concrete frame column.
As shown in fig. 4 and 7, the prefabricated frame beam 2 includes a transverse bottom steel bar 22, a prefabricated frame beam stirrup 23, a prefabricated frame beam waist bar 24, a tie bar 25, a prefabricated frame beam concrete 21 wrapping the steel bar, and a beam bottom steel bar anchoring member 3 welded to the bottom steel bar 22. The stirrup 23 hoops the transverse bottom steel bar 22 and the waist bar 24 tightly, the connection mode is welding or lead wire binding, and the tie bar 25 is connected with the waist bar 24 in a pulling way; the plurality of bottom reinforcing steel bars 22 of the prefabricated frame beam 2 can be arranged in a single layer or in two layers, the extending end of the transverse bottom reinforcing steel bar 22 of the frame beam is welded on a beam bottom reinforcing steel bar anchoring part 3, the cross section of the prefabricated frame beam 2 is generally rectangular, and the prefabricated frame beam is prefabricated and formed in a factory. The upper portion of the stirrup 23 is exposed from above the precast frame beam concrete 21, and the lateral bottom reinforcement 22 is extended out of the beam end of the precast frame beam concrete 21.
As shown in fig. 5, the beam bottom steel bar anchoring member 3 includes an anchoring flat plate 31, an anchoring vertical plate 32 and an anchoring end plate 33, the anchoring flat plate 31 is in a trapezoid + rectangle shape, that is, the shape is a rectangular plate and a trapezoid plate connected with one side of the rectangular plate, the end portion of the anchoring flat plate 31 connected with the steel bar is large, and the end portion approaching to the center of the frame column is small, when avoiding the vertical steel bar of the frame column is required, as shown in the right side of fig. 5, the anchoring flat plate 31 is provided with an avoiding steel bar notch 311, the anchoring vertical plate 32 is welded on the upper and lower sides of the middle of the anchoring flat plate 31 and is perpendicular to the anchoring flat plate 31, as shown in fig. 2, the anchoring end plate 33 can be welded on the upper and lower sides of the end portion of the anchoring flat plate 31 and is perpendicular to the anchoring flat plate 31.
As shown in fig. 6, the right side of fig. 6 is a cross-sectional view B-B of the left side of the hoop 4, the beam bottom steel bar connection hoop 4 is composed of an inner hoop 41 and an outer hoop 42, the beam bottom steel bar connection hoop 4 is preferably formed by winding a steel wire rope into a coil shape, and then winding a thin-diameter steel bar into a coil shape. When the prefabricated frame is assembled on a construction site, as shown in fig. 1 and 2, the inner hoop 41 is hooped on the anchoring end plates 33 of the beam bottom steel bar anchoring parts 3 of the plurality of prefabricated frame beams 2, and the outer hoop 42 is hooped on the anchoring vertical plates 32 of the beam bottom steel bar anchoring parts 3 of the plurality of prefabricated frame beams 2, so that the bottom steel bars 22 of the plurality of prefabricated frame beams 2 are connected into a whole in the center of the node of the frame column 1.
After the binding of the frame column reinforcing steel bars on a construction site is finished, the frame column reinforcing steel bars are hoisted from the upper part and sleeved into the frame column outer cylinder, then the prefabricated frame beams are installed, the prefabricated frame beam bottom reinforcing steel bars are connected through hoops, the transverse upper reinforcing steel bars of the frame beams penetrate into the hoops on the upper parts of the prefabricated beams, then the floor slabs 7 are installed, and after concrete is poured, the prefabricated integral assembly type frame nodes which are equal to the cast-in-place reinforced concrete frame nodes are formed.
The hoop connected prefabricated reinforced concrete frame node can realize the industrial production of the reinforced concrete frame structure, is quickly installed on site, has safe anti-seismic performance, greatly improves the installation efficiency of building construction, shortens the construction period of building engineering, basically does not produce building garbage, reduces the carbon emission of the building engineering, and is a development direction of green buildings.
Claims (10)
1. The utility model provides a prefabricated reinforced concrete frame node is connected to cuff, includes prefabricated frame post, prefabricated frame roof beam, beam-bottom reinforcing bar anchor assembly and cuff, its characterized in that: the prefabricated frame column comprises a plurality of vertical steel bars, stirrups and a prefabricated column outer cylinder sleeved outside the vertical steel bars and the stirrups; the prefabricated frame beam comprises a plurality of transverse bottom steel bars, a beam bottom steel bar anchoring part, a stirrup tightly hooping the transverse bottom steel bars and prefabricated frame beam concrete wrapping the transverse bottom steel bars and the stirrup, the stirrup extends out of the upper part of the prefabricated frame beam concrete, the transverse bottom steel bars extend out of the beam end of the prefabricated frame beam concrete, and the extending end of the transverse bottom steel bars is welded on the beam bottom steel bar anchoring part; the prefabricated frame beam also comprises a plurality of transverse upper reinforcing steel bars, and the transverse upper reinforcing steel bars penetrate through the stirrups exposed out of the concrete upper parts of the prefabricated frame beam and are fixedly connected with the stirrups; and a plurality of prefabricated frame beams are lapped at the tops of the prefabricated frame columns, and the beam bottom steel bar anchoring parts of the plurality of prefabricated frame beams are hooped by the hoops.
2. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 1, wherein: the outer cylinder of the prefabricated column is a prefabricated concrete outer cylinder.
3. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 2, wherein: and a reinforcing body is fixed at an inner corner of the precast concrete outer cylinder.
4. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 3, wherein: the reinforcement body is an L-shaped plate-shaped element, and the internal corner of the reinforcement body is arc-shaped.
5. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 1, wherein: the beam bottom steel bar anchoring part comprises an anchoring flat plate, an anchoring vertical plate and an anchoring end plate, wherein the anchoring vertical plate is welded on the upper side or the upper side and the lower side of the middle part of the anchoring flat plate and is vertical to the anchoring flat plate; the anchoring end plates are welded on the upper side or the upper side and the lower side of the end part of the anchoring flat plate and are vertical to the anchoring flat plate.
6. The ferrule-connected prefabricated reinforced concrete frame node according to claim 5, wherein: the hoop comprises an inner hoop and an outer hoop, the inner hoop hoops the anchoring end plates of the beam bottom steel bar anchoring pieces of the plurality of prefabricated frame beams, and the outer hoop hoops the anchoring vertical plates of the beam bottom steel bar anchoring pieces of the plurality of prefabricated frame beams.
7. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 6, wherein: the hoop is wound into a coil shape by a steel wire rope or wound into a coil shape by a thin-diameter steel bar.
8. The ferrule-connected prefabricated reinforced concrete frame node according to claim 5, wherein: the anchoring flat plate is provided with a notch avoiding the reinforcing steel bar.
9. The ferrule-connected prefabricated reinforced concrete frame node as claimed in claim 1, wherein: the transverse bottom steel bars are arranged in a single layer or two layers.
10. The ferrule-attached prefabricated reinforced concrete frame joint according to any one of claims 1 to 9, wherein: concrete is poured in the outer cylinder of the prefabricated column, in the node at the intersection of the prefabricated frame column and the prefabricated frame beam and on the concrete upper part of the prefabricated frame beam, so that the integral frame node is formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591698.7U CN216689754U (en) | 2021-10-27 | 2021-10-27 | Hoop connection prefabricated reinforced concrete frame node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122591698.7U CN216689754U (en) | 2021-10-27 | 2021-10-27 | Hoop connection prefabricated reinforced concrete frame node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216689754U true CN216689754U (en) | 2022-06-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122591698.7U Active CN216689754U (en) | 2021-10-27 | 2021-10-27 | Hoop connection prefabricated reinforced concrete frame node |
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| CN (1) | CN216689754U (en) |
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- 2021-10-27 CN CN202122591698.7U patent/CN216689754U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230512 Address after: 200129, Room 1002, No. 27, Lane 1313, Lijin Road, Pudong New Area, Shanghai Patentee after: Liu Yijie Address before: 750001 Golf Community 38 # -2-301, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Liu Zhenhua Patentee before: Ningxia City Construction and Design Research Institute (Ltd.) |
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| TR01 | Transfer of patent right |