CN214614564U - Hoop-anchor connection prefabricated reinforced concrete frame - Google Patents
Hoop-anchor connection prefabricated reinforced concrete frame Download PDFInfo
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- CN214614564U CN214614564U CN202022842019.4U CN202022842019U CN214614564U CN 214614564 U CN214614564 U CN 214614564U CN 202022842019 U CN202022842019 U CN 202022842019U CN 214614564 U CN214614564 U CN 214614564U
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Abstract
The utility model discloses a hoop anchor connects prefabricated reinforced concrete frame, including prefabricated frame post, prefabricated frame roof beam, connecting piece and core hoop board, wherein: the prefabricated frame beam is connected with the prefabricated frame column through a connecting piece at the top of the prefabricated frame column; the prefabricated frame beam comprises a plurality of prefabricated frame beams, the extending end of the steel bar at the bottom of each prefabricated frame beam is welded on one connecting piece, the connecting pieces are lapped on the prefabricated frame column, and the connecting pieces are gathered at the center of the prefabricated frame column and are hooped into a whole by the core hoop plate.
Description
Technical Field
The utility model relates to a building engineering design, prefabricated component make, construction installation, especially relate to a hoop anchor connects prefabricated reinforced concrete frame.
Background
At present, the connection difficulty of prefabricated assembly type reinforced concrete frame nodes is very high, the main reason is that the traditional prefabricated frame column and the prefabricated superposed frame beam nodes are adopted, when a large number of vertical steel bars exist in the frame column and the diameter of a single steel bar is large, the vertical steel bars of the frame column are generally connected by adopting sleeve grouting, the prefabricated frame beam bottom steel bars are generally two layers or multiple layers and are very dense, the direct anchoring of the prefabricated frame beam bottom steel bars in the frame column generally needs the anchoring length of 30-45 times of the steel bar diameter, for example, the anchoring length of the steel bar with the diameter of 25 mm is generally about 1 meter long, the steel bar at the bottom of the prefabricated frame beam needs to be bent in the frame column, and when a plurality of prefabricated frame beam bottom steel bars in multiple directions are anchored in the frame column, the connection can not be realized; the mechanical anchoring mode of adding an anchoring plate to the end part of the steel bar at the bottom of the prefabricated frame beam or welding a short steel bar still needs the long length of the straight line of the anchoring line of the steel bar at the bottom of the beam in the frame column and has the diameter interval of the steel bar more than 1.5 times, and the mechanical anchoring mode can not be realized when more steel bars are arranged; the construction difficulty is very high by adopting a method of casting the beam column in the frame node area in a certain length range in a cast-in-place mode, the efficiency is far lower than that of a cast-in-place frame structure, and the advantages of the assembly type frame structure are completely lost. The problem results in that the prefabricated assembled concrete frame structure in China can not be popularized at present.
Therefore, the utility model provides a prefabricated reinforced concrete frame is connected to hoop anchor that reliable performance, installation are convenient.
SUMMERY OF THE UTILITY MODEL
In order to realize the purpose of the utility model, the following technical scheme is adopted to realize:
the utility model provides a hoop anchor connects prefabricated reinforced concrete frame, includes prefabricated frame post, prefabricated frame roof beam, connecting piece and core hoop board, wherein: the prefabricated frame beam is connected with the prefabricated frame column through a connecting piece at the top of the prefabricated frame column; the prefabricated frame beam comprises a plurality of prefabricated frame beams, the extending end of the steel bar at the bottom of each prefabricated frame beam is welded on one connecting piece, the connecting pieces are lapped on the prefabricated frame column, and the connecting pieces are gathered at the center of the prefabricated frame column and are hooped into a whole by the core hoop plate.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the prefabricated frame column comprises a steel bar frame and a prefabricated outer cylinder sleeved outside the steel bar frame, the steel bar frame comprises a plurality of frame column longitudinal steel bars and frame column stirrups, and the plurality of frame column longitudinal steel bars are hooped and fixed by the plurality of frame column stirrups; the prefabricated frame beam comprises frame beam bottom steel bars, frame beam upper steel bars and frame beam stirrups, and the frame beam stirrups clamp the frame beam bottom steel bars and the frame beam upper steel bars into a whole.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the connecting piece comprises a first connecting piece and a second connecting piece.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the first connecting piece comprises a lower plate, a lower part reinforcing anchoring plate, vertical plates and an end part clamping anchoring plate, wherein the upper surface of the lower plate is fixedly provided with the two vertical plates which are parallel to each other, a gap is arranged between the two vertical plates, the lower surface of the lower plate is fixedly provided with the lower part reinforcing anchoring plate, and one end of the lower plate is fixedly provided with the end part clamping anchoring plate; the second connecting piece comprises a lower plate, a lower part reinforcing anchoring plate, a vertical plate and an end part clamping anchoring plate, wherein the vertical plate is fixed on the upper surface of the lower plate, the lower part reinforcing anchoring plate is fixed on the lower surface of the lower plate, and the end part clamping anchoring plate is fixed at one end of the lower plate.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: a plurality of bottom steel bars of the prefabricated frame beam are welded on a lower plate and/or a vertical plate of a first connecting piece; and/or a plurality of bottom steel bars of the prefabricated frame beam are welded on the lower plate and/or the vertical plate of the second connecting piece.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: a longitudinal steel bar in the middle of the side surface of the prefabricated frame column penetrates through the gap of the first connecting piece; and/or at least two bottom steel bars of the outermost edge of the prefabricated frame beam, which are wider than the connecting plate, are directly inserted into the frame column.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the end part anchor clamping plates of the connecting pieces enclose a rectangle or a polygon, the core hoop plate clamps the end part anchor clamping plates on the upper parts of the connecting pieces, a certain gap is reserved between the core hoop plate and the anchor clamping plates, and the gap is filled with adhesive cement.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: concrete is poured into joints of the prefabricated frame columns and the frame column beams.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the position of the longitudinal steel bar of the prefabricated frame column between the steel bar at the upper part of the prefabricated frame beam and the steel bar at the bottom is hooped by the hooping in the core area of the joint of the frame column.
The hoop anchor is connected with a prefabricated reinforced concrete frame, wherein: the bottom steel bars of the prefabricated frame beam are arranged in a single layer or two layers.
Drawings
FIG. 1 is a schematic view of the connection of hoop anchors to the reinforcement bars at the bottom of a prefabricated reinforced concrete frame beam;
FIG. 2 is a schematic cross-sectional view of a hoop-anchor connected prefabricated reinforced concrete frame;
FIG. 3 is a schematic view of a structure of a reinforcing bar coupler at the bottom of a frame beam;
FIG. 4 is a schematic view of a second embodiment of the reinforcing bar coupler at the bottom of the frame beam;
FIG. 5 is a schematic view of a welded connection between a steel bar at the bottom of a frame beam and a connecting plate;
fig. 6 is a schematic view of a core strap configuration.
The reference numerals in the figures are explained below: 1, frame columns, 2, prefabricated frame beams, 3, steel bar connecting pieces at the bottoms of the frame beams, 4 core hoop plates and 5, high-strength bonding adhesive; the method comprises the following steps of (1) prefabricating an outer frame column cylinder, 12 frame column longitudinal steel bars, 13 frame column body inner stirrups and 14 frame column joint core area inner stirrups; 21 bottom steel bars welded between the lower part of the frame beam and the connecting piece, 211 bottom steel bars directly anchored into the column at the lower part of the frame beam, 22 welding connecting joints between the lower steel bars of the frame beam and the connecting piece, 23 stirrups of the frame beam and 24 upper steel bars of the frame beam; 31, a lower plate of a connecting piece, 32 a lower reinforced anchoring plate, 33 an upper vertical plate, 34 an end clamping anchoring plate and 35 a framework column reinforcing steel bar passing notch.
Detailed Description
The following describes in detail embodiments of the present invention with reference to fig. 1 to 6.
As shown in fig. 1, 2, 3 and 4, the hoop-anchor-connected prefabricated reinforced concrete frame comprises a prefabricated frame column 1, a prefabricated reinforced concrete frame beam 2, a frame beam bottom steel bar connecting piece 3 and a core hoop plate 4, wherein the prefabricated reinforced concrete frame beam 2 is connected with the prefabricated frame column 1 at the top of the prefabricated frame column 1 through the connecting piece 3.
The prefabricated frame column 1 comprises a prefabricated high-strength fiber concrete outer cylinder 11, a longitudinal steel bar 12 in the frame column and a hoop reinforcement 13 in the frame column body. The prefabricated frame column outer cylinder 11 is prefabricated in a factory, the cross section of the prefabricated frame column outer cylinder is generally rectangular or circular, the plurality of frame column longitudinal steel bars 12 are clamped and fixed by a plurality of frame column stirrups 13, the frame column inner longitudinal steel bars 12 and the frame column inner stirrups 13 can be processed into a finished steel bar frame in the factory in advance, a steel bar frame can be bound into a construction site by adopting a conventional construction method, the frame column inner longitudinal steel bars 12 are higher than a final finished frame beam surface by a certain height according to the design requirement, a common floor is generally higher than the final finished frame beam surface by 0.5-1 m, the topmost frame column inner longitudinal steel bars 12 are lower than the final finished frame beam surface by about 0.1 m, and after the frame column steel bar frame is installed, the prefabricated frame column rectangular pipe outer cylinder 11 is hoisted and sleeved outside the frame column steel bar frame from the upper part to complete the work of assembling the frame column in the first step. Prefabricated frame roof beam 2 include frame roof beam lower part and connecting piece welded bottom reinforcing bar 21, the direct anchor of frame roof beam lower part goes into bottom reinforcing bar 211, frame roof beam stirrup 23 and frame roof beam precast concrete etc. in the post, when frame roof beam bottom reinforcing bar is less, can not establish the bottom reinforcing bar 211 in the direct anchor goes into the post, frame roof beam bottom reinforcing bar 21 can be the individual layer and arranges, also can be two-layer range, frame roof beam 2 includes many frame roof beam bottom reinforcing bar 21, many frame roof beam bottom reinforcing bar 21 is cramped fixedly by a plurality of frame roof beam stirrups 23. The prefabricated frame beam 2 is prefabricated in a factory, and the steel bars 21 at the bottom of the prefabricated frame beam extend out of the prefabricated concrete of the frame beam for a certain length.
The frame beam bottom steel bar connecting piece 3 comprises a steel bar connecting piece lower plate 31, a lower reinforcing anchor plate 32, an upper vertical plate 33 and an end part clamping anchor plate 34, wherein one side of the steel bar connecting piece lower plate 31 connected with the prefabricated frame beam is provided with a frame column steel bar passing notch 35, the outer extending end of the prefabricated frame beam bottom steel bar 21 and the frame beam bottom steel bar connecting piece 3 are connected into a whole through a welding connecting seam 22 formed by welding in a factory and then are transported to a construction site, the prefabricated frame column 1 is hoisted from the upper part to the upper end of the assembled prefabricated frame column, when the number of the longitudinal steel bars of the frame column is more, one longitudinal steel bar in the middle of one side of the frame column just penetrates through the frame beam bottom steel bar connecting piece 3 from the frame column steel bar passing notch 35, the number of the installed prefabricated frame beams is more, the longitudinal and transverse directions with 90-degree included angles or other included angles can be provided, the connecting pieces 3 of the bottom steel bars of the plurality of prefabricated frame beams are gathered at the center of the frame column, then, a core hoop plate 4 is sleeved in the upper portion of the center of the frame column, the end portion clamping and anchoring plate 34 of the prefabricated frame beam is hooped into a whole, high-strength adhesive 5 is filled in a gap between the end portion clamping and anchoring plate 34 and the core hoop plate 4, the high-strength adhesive is preferably a finished product grouting material, and can also be a structural adhesive or polymer cement mortar, and as shown in fig. 1, the second step of installation of the frame column beam is completed after assembly. And then, installing a stirrup 14 in the core area of the frame column node, namely, hooping a longitudinal steel bar 12 of the frame column by using the stirrup 14 in the core area of the frame column node at a position between an upper steel bar 24 and a bottom steel bar 21 of the frame beam 2, penetrating the upper steel bar 24 of the frame beam 2 into an exposed stirrup 23 on the upper part of the frame beam in advance before the frame beam is installed, simply fixing, pulling the upper steel bar 24 of the frame beam to a designed and appointed position along the length direction of the beam after the frame beam 2 is installed in place, firmly binding the upper steel bar 24 of the frame beam with the exposed stirrup 23 on the upper part of the frame beam as shown in figure 2, installing a floor slab, and pouring concrete after the frame beam 2 is inspected to be qualified in a third step to form a final hoop anchor connected prefabricated reinforced concrete frame.
As shown in fig. 3, the first connecting member 3 includes a lower plate 31, a lower reinforcing anchor plate 32, an upper standing plate 33, and an end anchor plate 34. The lower plate 31 has a large end and a small end, the width of the lower plate 31 gradually decreases from the large end to the small end, and at least two oblique edges connected with each other are respectively arranged between the two sides of the small end and the large end. Two upper vertical plates 33 are fixed (e.g. welded) on the upper surface of the lower plate 31, the two upper vertical plates 33 are parallel to each other, a gap 35 is arranged between the two upper vertical plates 33, a lower reinforced anchoring plate 32 is fixed (e.g. welded) on the lower surface of the middle and rear parts of the lower plate 31, an end clamping anchoring plate 34 is fixed (e.g. welded) on the small end part of the lower plate 31, the end clamping anchoring plate 34 and the lower reinforced anchoring plate 32 are parallel to each other, the upper end of the end clamping anchoring plate 34 exceeds the upper surface of the lower plate 31 for a certain distance, and the lower end of the end clamping anchoring plate 34 exceeds the lower surface of the lower plate 31 for a certain distance. The upper vertical plate 33 and the lower reinforcing anchor plate 32 are perpendicular to each other.
As shown in fig. 4, the second connecting member includes a lower plate 31, a lower reinforcing anchor plate 32, an upper standing plate 33, and an end anchor-catching plate 34. The lower plate 31 has a large end and a small end, the width of the lower plate 31 gradually decreases from the large end to the small end, and at least one bevel edge is arranged between the two sides of the small end and the large end. An upright plate 33 is fixed (e.g. welded) on the upper surface of the lower plate 31, a lower reinforcing anchor plate 32 is fixed (e.g. welded) on the lower surface of the middle and rear portions of the lower plate 31, and an end anchor clamping plate 34 is fixed (e.g. welded) on the small end portion of the lower plate 31, wherein the end anchor clamping plate 34 and the lower reinforcing anchor plate 32 are parallel to each other, the upper end of the end anchor clamping plate 34 exceeds the upper surface of the lower plate 31 by a certain distance, and the lower end of the end anchor clamping plate 34 exceeds the lower surface of the lower plate 31 by a certain distance. The upper vertical plate 33 and the lower reinforcing anchor plate 32 are perpendicular to each other.
The hoop anchor connecting prefabricated reinforced concrete frame of the utility model comprises a plurality of frame beams, the following description is combined with the attached drawings 1, 2 and 5 to describe the mounting structure between the frame beam 2 and the frame column 1, a plurality of bottom reinforcing steel bars 21 of any frame beam 2 are welded on the lower plate 33 and/or the vertical plate 33 of a first connecting piece or a second connecting piece; the connecting piece is lapped on the top of the frame column 1, and when the longitudinal steel bars 12 on the side surface of the frame column are more, one longitudinal steel bar 12 in the middle of the side surface of the frame column penetrates through the notch 35 of the first connecting piece; when the frame beam is wide and the bottom rebars are large, at least two bottom rebars 211 are directly inserted into the frame column 1 at the outermost edge of the frame beam 2.
The end anchor clamping plates 34 of each connecting piece are surrounded to form a square or polygon, the cross section of the core hoop plate 4 is square or polygon as shown in fig. 6, the core hoop plate 4 is clamped on the plurality of anchor clamping plates 34 at the upper parts of the plurality of connecting plates, a certain gap is reserved between the core hoop plate 4 and the anchor clamping plates 34 for facilitating installation, the gap is generally about 10 mm, and the gap is filled with adhesive cement 5 for connecting the core hoop plate 4 and the anchor clamping plates 34.
The utility model discloses a frame post urceolus is prefabricated, install frame post reinforcing bar in the prefabricated urceolus, frame beam bottom reinforcing bar and connecting piece welding, the connecting piece lower part is equipped with reinforcing anchor board, the connecting piece tip is equipped with the card anchor board, the width outside-in of every connecting piece tends to frame post center gradually, it is whole with the tip card anchor board hoop in the connecting piece through core hoop board, thereby realized that prefabricated reinforced concrete frame roof beam is simply connected with quick of frame post, install frame post node stirrup and roof beam upper portion reinforcing bar and floor again, form the hoop anchor that the wholeness is good after concreting and connect prefabricated reinforced concrete frame.
Through the utility model discloses, realize prefabricated reinforced concrete frame construction or frame and cut the prefabricated frame post of structure, the mill's manufacturing of prefabricated frame roof beam, on-the-spot assembly ization construction, the simple and direct high efficiency of construction installation can improve construction installation effectiveness more than 50%, make prefabricated assembled reinforced concrete structure building can popularize and apply comprehensively, the frame construction security performance that finally forms is equal to cast-in-place frame construction, satisfy building antidetonation security performance completely, be the modern industrial production mode of building, accord with the green high-quality development direction of modern building industry.
Claims (11)
1. The utility model provides a hoop anchor connects prefabricated reinforced concrete frame, includes prefabricated frame post, prefabricated frame roof beam, connecting piece and core hoop board, its characterized in that: the prefabricated frame beam is connected with the prefabricated frame column through a connecting piece at the top of the prefabricated frame column; the prefabricated frame beam comprises a plurality of prefabricated frame beams, the extending end of the steel bar at the bottom of each prefabricated frame beam is welded on one connecting piece, the connecting pieces are lapped on the prefabricated frame column, and the connecting pieces are gathered at the center of the prefabricated frame column and are hooped into a whole by the core hoop plate.
2. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 1, wherein: the prefabricated frame column comprises a steel bar frame and a prefabricated outer cylinder sleeved outside the steel bar frame, the steel bar frame comprises a plurality of frame column longitudinal steel bars and frame column stirrups, and the plurality of frame column longitudinal steel bars are hooped and fixed by the plurality of frame column stirrups; the prefabricated frame beam comprises frame beam bottom steel bars, frame beam upper steel bars and frame beam stirrups, and the frame beam stirrups clamp the frame beam bottom steel bars and the frame beam upper steel bars into a whole.
3. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 1 or 2, wherein: the connecting piece comprises a first connecting piece and a second connecting piece.
4. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 3, wherein: the first connecting piece comprises a lower plate, a lower part reinforcing anchoring plate, vertical plates and an end part clamping anchoring plate, wherein the upper surface of the lower plate is fixedly provided with the two vertical plates which are parallel to each other, a gap is arranged between the two vertical plates, the lower surface of the lower plate is fixedly provided with the lower part reinforcing anchoring plate, and one end of the lower plate is fixedly provided with the end part clamping anchoring plate; the second connecting piece comprises a lower plate, a lower part reinforcing anchoring plate, a vertical plate and an end part clamping anchoring plate, wherein the vertical plate is fixed on the upper surface of the lower plate, the lower part reinforcing anchoring plate is fixed on the lower surface of the lower plate, and the end part clamping anchoring plate is fixed at one end of the lower plate.
5. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 4, wherein: a plurality of bottom steel bars of the prefabricated frame beam are welded on a lower plate and/or a vertical plate of a first connecting piece; and/or a plurality of bottom steel bars of the prefabricated frame beam are welded on the lower plate and/or the vertical plate of the second connecting piece.
6. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 5, wherein: a longitudinal steel bar in the middle of the side surface of the prefabricated frame column penetrates through the gap of the first connecting piece; and/or at least two bottom steel bars of the outermost edge of the prefabricated frame beam, which are wider than the connecting plate, are directly inserted into the frame column.
7. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 5, wherein: the end part anchor clamping plates of the connecting plates are enclosed to form a polygon, the core hoop plate clamps the end part anchor clamping plates on the upper parts of the connecting plates, a gap is reserved between the core hoop plate and the anchor clamping plates, and the gap is filled with bonding mucilage.
8. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 5, wherein: and concrete is poured in joints of the prefabricated frame columns and the column beams.
9. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 2, wherein: the position of the longitudinal steel bar of the prefabricated frame column between the steel bar at the upper part of the prefabricated frame beam and the steel bar at the bottom is hooped by the hooping in the core area of the joint of the frame column.
10. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 1 or 2, wherein: the bottom steel bars of the prefabricated frame beam are arranged in a single layer or two layers.
11. The hoop-anchor connected prefabricated reinforced concrete frame as claimed in claim 7, wherein: the polygon is a rectangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022842019.4U CN214614564U (en) | 2020-12-01 | 2020-12-01 | Hoop-anchor connection prefabricated reinforced concrete frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022842019.4U CN214614564U (en) | 2020-12-01 | 2020-12-01 | Hoop-anchor connection prefabricated reinforced concrete frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214614564U true CN214614564U (en) | 2021-11-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022842019.4U Active CN214614564U (en) | 2020-12-01 | 2020-12-01 | Hoop-anchor connection prefabricated reinforced concrete frame |
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|---|---|
| CN (1) | CN214614564U (en) |
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- 2020-12-01 CN CN202022842019.4U patent/CN214614564U/en active Active
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Effective date of registration: 20230518 Address after: 200129, Room 1002, No. 27, Lane 1313, Lijin Road, Pudong New Area, Shanghai Patentee after: Liu Yijie Address before: 750001 No. 86, Changcheng East Road, Xingqing District, Yinchuan City, Ningxia Hui Autonomous Region Patentee before: Ningxia City Construction and Design Research Institute (Ltd.) |
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| TR01 | Transfer of patent right |