CN215759633U - Concrete beam and wall, post connected node - Google Patents
Concrete beam and wall, post connected node Download PDFInfo
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- CN215759633U CN215759633U CN202121415699.XU CN202121415699U CN215759633U CN 215759633 U CN215759633 U CN 215759633U CN 202121415699 U CN202121415699 U CN 202121415699U CN 215759633 U CN215759633 U CN 215759633U
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- 229910000831 Steel Inorganic materials 0.000 claims description 134
- 239000010959 steel Substances 0.000 claims description 134
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 58
- 230000003014 reinforcing effect Effects 0.000 claims description 41
- 238000003466 welding Methods 0.000 claims description 21
- 210000003205 muscle Anatomy 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 230000004927 fusion Effects 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 238000003491 array Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 abstract description 11
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000009417 prefabrication Methods 0.000 abstract description 3
- 210000003734 kidney Anatomy 0.000 description 4
- 230000035515 penetration Effects 0.000 description 4
- 239000002131 composite material Substances 0.000 description 3
- 239000000155 melt Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
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Abstract
A concrete beam and wall and column connection node comprises a shear wall or frame column and a concrete beam, wherein a support frame is pre-embedded in the inner side face of the shear wall or frame column, an end connection frame is pre-embedded in the end portion of the concrete beam along the length direction of the concrete beam, the end connection frame is in lap joint with the support frame, and the connection portion of the end portion of the concrete beam and the shear wall or frame column is connected together through micro-expansion concrete pouring. The utility model can greatly improve the connection strength between the concrete beam and the shear wall or the frame column, ensures the connection reliability, is convenient to construct by combining cast-in-place and prefabrication, has high construction efficiency and can ensure the construction quality, and completely meets the use requirements of integral stress, energy conservation and earthquake resistance of modern fabricated buildings.
Description
Technical Field
The utility model relates to the technical field of buildings, in particular to a connecting node of a concrete beam, a wall and a column.
Background
The components of the fabricated building are processed and manufactured in a factory according to the requirements of design drawings, the fabricated components are transported to a construction site for assembly, the wall body of the fabricated building generally adopts steel concrete composite pipes, because windows and door openings are arranged on the wall body, cross beams are horizontally arranged between the adjacent steel concrete composite pipes, in order to ensure the quality, the strength of connecting nodes between two ends of each cross beam and the adjacent steel concrete composite pipes is very important, and therefore, the integration is ensured when the connecting nodes between the wall beams are designed, and the convenience of construction is also ensured.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a concrete beam, wall and column connecting node, which can greatly improve the connecting strength between a concrete beam and a shear wall or a frame column and ensure the connecting reliability, is convenient to construct by combining cast-in-place and prefabrication, has high construction efficiency and can ensure the construction quality, and completely meets the use requirements of integral stress, energy conservation and earthquake resistance of modern fabricated buildings.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a concrete beam and wall and column connection node comprises a shear wall or frame column and a concrete beam, wherein a support frame is pre-embedded in the inner side face of the shear wall or frame column, an end connection frame is pre-embedded in the end portion of the concrete beam along the length direction of the concrete beam, the end connection frame is in lap joint with the support frame, and the connection portion of the end portion of the concrete beam and the shear wall or frame column is connected together through micro-expansion concrete pouring.
The support frame includes vertical steel sheet and two horizontal steel sheets, the lateral surface welding of vertical steel sheet has a plurality of horizontal embedded steel bars, each horizontal embedded steel bar is pre-buried in shear force wall or frame post, the medial surface of vertical steel sheet flushes with the medial surface of shear force wall or frame post, interval setting about two horizontal steel sheets, the outside limit of two horizontal steel sheets is the hypotenuse of interior height outer low, the outside limit fusion welding of the horizontal steel sheet of upside is lateral part on the medial surface of vertical steel sheet, the outside limit fusion welding of the horizontal steel sheet of downside is lateral part under the medial surface of vertical steel sheet, the lower surface outside border of two horizontal steel sheets has a welt all spot welded, the outside limit of welt contacts with the medial surface of vertical steel sheet, between the downside of the horizontal steel sheet of upside and the medial surface of vertical steel sheet and between the last side of the horizontal steel sheet of downside and the medial surface of vertical steel sheet of downside have the triangle gusset all welded.
Four horizontal overlap joint reinforcing bars are pre-buried along the length direction of the concrete beam in the concrete beam, four horizontal overlap joint reinforcing bar rectangular arrays are distributed in the concrete beam, the ends of the four horizontal overlap joint reinforcing bars stretch out of the ends of the concrete beam, the ends of the two horizontal overlap joint reinforcing bars on the upper side are in lap joint with and supported on the upper surface of the horizontal steel plate on the upper side and welded together, and the ends of the two horizontal overlap joint reinforcing bars on the lower side are in lap joint with and supported on the upper surface of the horizontal steel plate on the lower side and welded together.
The end connecting frame is a triangular truss which consists of a truss upper rib and a plurality of truss waist ribs, the utility model discloses a two horizontal overlap joint reinforcing bars of downside, including a plurality of transverse connection reinforcing bars and two horizontal overlap joint reinforcing bars of downside constitute, truss upper portion muscle is along the pre-buried tip center upside at the concrete beam of concrete beam's length direction, the length that truss upper portion muscle stretches out the concrete beam tip is less than the length that horizontal overlap joint reinforcing bar stretches out the concrete beam tip, per two truss waist muscle and a transverse connection reinforcing bar are a set of, same two truss waist muscle's of same set of equal binding connection in upper end or welding same position on truss upper portion muscle, the lower extreme of two truss waist muscle of same set of symmetry binding connection respectively or welding on two horizontal overlap joint reinforcing bars of downside, transverse connection reinforcing bar connects between two horizontal overlap joint reinforcing bars of downside, two truss waist muscle and a transverse connection reinforcing bar of same set close into a triangle-shaped.
The end connecting frame is a rectangular truss which comprises two truss upper ribs, a plurality of truss waist ribs, a plurality of transverse connecting reinforcing steel bars and two horizontal lap reinforcing steel bars on the lower side, the two truss upper ribs are pre-embedded on the upper side of the end of the concrete beam along the length direction of the concrete beam and are respectively positioned under the two horizontal lap reinforcing steel bars on the upper side, every two truss waist ribs and at least two transverse connecting reinforcing steel bars form a group, the two truss waist ribs in the same group are arranged in parallel along the width direction of the concrete beam at intervals, the upper ends of the two truss waist ribs in the same group are respectively and correspondingly bound and connected or welded on the two truss upper ribs on the lower side, the lower ends of the two truss waist ribs in the same group are respectively and correspondingly bound and connected or welded on the two horizontal lap reinforcing steel bars on the lower side, one transverse connecting reinforcing steel bar in the same group is connected between the two truss upper ribs, the other transverse connecting reinforcing steel bar in the same group is connected between the two horizontal lap reinforcing steel bars on the lower side, all the other transverse connecting reinforcing steel bars in the same group are respectively connected between the two truss waist bars at intervals up and down, and the two truss waist bars in the same group, the transverse connecting reinforcing steel bar at the uppermost side and the transverse connecting reinforcing steel bar at the lowermost side are encircled to form a vertical rectangle.
The end connecting frame is an inclined rectangular truss which consists of two horizontal lap-joint reinforcing steel bars at the upper side, four truss waist reinforcing steel bars, a plurality of transverse connecting reinforcing steel bars and two horizontal lap-joint reinforcing steel bars at the lower side, wherein the four truss waist reinforcing steel bars are arranged in a low-inner-height inclined mode and are distributed in a rectangular mode, the width direction of the concrete beam is the left-right direction, the upper ends of the two truss waist reinforcing steel bars at the left side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the upper left side, the lower ends of the two truss waist reinforcing steel bars at the left side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the lower left side, the upper ends of the two truss waist reinforcing steel bars at the right side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the upper right side, the lower ends of the two truss waist reinforcing steel bars at the right side are respectively bound and connected between the two truss waist reinforcing steel bars at the left side and the two truss waist reinforcing steel bars at the right side, the two truss waist bars at the inner side are connected with the two truss waist bars at the outer side through a plurality of longitudinal connecting steel bars;
the upper part of the oblique rectangular truss is embedded in the concrete beam, and the lower part of the oblique rectangular truss extends out of the end part of the concrete beam.
The end connecting frame is made of section steel, and the lower side face of the outer end part of the section steel is welded on the upper side face of the lower horizontal steel plate.
A plurality of U-shaped joint bars are pre-buried in the middle of the upper side of the concrete beam at intervals along the length direction of the concrete beam, truss floors are correspondingly placed at the edges of the two sides of the concrete beam, and adjacent side truss structures of the two truss floors are respectively bound and connected with or welded with the U-shaped joint bars.
The downside of the horizontal steel plate of downside evenly is provided with a plurality of drawknot iron hook.
The upper part rib and the waist rib of the truss are both profile steel or reinforcing steel.
A construction method for a connecting node of a concrete beam, a wall and a column specifically comprises the following steps:
(1) prefabricating a shear wall or a frame column, a concrete beam and a truss floor slab in a factory, wherein a vertical steel plate is pre-embedded in the inner side of the shear wall or the frame column through a plurality of horizontal pre-embedded steel bars, an end connecting frame is pre-embedded in the end part of the concrete beam, and four horizontal lap joint steel bars are pre-embedded in the concrete beam along the length direction of the concrete beam;
(2) after the shear wall or the frame column is hoisted, assembled and assembled, concrete is poured into the shear wall or the frame column, the outer side edge of the upper horizontal steel plate is welded on the upper side part of the inner side surface of the vertical steel plate in a penetration manner, the outer side edge of the lower horizontal steel plate is welded on the lower side part of the inner side surface of the vertical steel plate in a penetration manner, lining plates are respectively welded on the outer side edges of the lower surfaces of the two horizontal steel plates in a spot manner, and triangular rib plates are respectively welded between the lower side surface of the upper horizontal steel plate and the inner side surface of the vertical steel plate and between the upper side surface of the lower horizontal steel plate and the inner side surface of the vertical steel plate;
(3) hoisting the concrete beam to a position between two sections of oppositely arranged shear walls or frame columns, overlapping and supporting the end parts of two horizontal overlap-joint reinforcing steel bars on the upper side on the upper surface of the horizontal steel plate on the upper side and welding the end parts together, overlapping and supporting the end parts of two horizontal overlap-joint reinforcing steel bars on the lower side on the upper surface of the horizontal steel plate on the lower side and welding the end parts together, and enabling the end part connecting frame to be fixed on the horizontal steel plate on the lower side in an overlapping manner;
(4) the method comprises the following steps of adding a protective template at the joint of the end part of a concrete beam and a shear wall or a frame column, wherein two horizontal steel plates, two triangular rib plates, the end parts of four horizontal lap-joint reinforcing steel bars and an end part connecting frame are all positioned in a cavity defined by the template, pouring concrete into the cavity defined by the template, and curing for a period of time to enable the end part of the concrete beam and the shear wall or the frame column to be poured, assembled and connected together;
(5) the upper side middle part of the concrete beam is pre-buried with a plurality of U-shaped joint bars along the length direction interval of the concrete beam, the adjacent sides of the two truss floors are respectively and correspondingly lapped on the two sides of the concrete beam, and the adjacent side truss structures of the two truss floors are respectively bound and connected with or welded with the U-shaped joint bars, so that the condition that the truss floors fall off the concrete beam is avoided.
Compared with the prior art, the utility model has substantive characteristics and progress, particularly, the utility model can greatly improve the connection strength between the concrete beam and the shear wall or the frame column, ensure the connection reliability, facilitate construction by combining cast-in-place and prefabrication, has high construction efficiency and guaranteed construction quality, and completely meets the use requirements of integral stress, energy conservation and earthquake resistance of modern fabricated buildings.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a schematic view of an end portion of a concrete beam according to embodiment 1 of the present invention.
Figure 3 is a schematic view of the connection of a truss floor to a concrete beam in accordance with the present invention.
Fig. 4 is a partially enlarged view of a portion a in fig. 1.
FIG. 5 is a schematic forward view of an end of a concrete beam according to example 2 of the present invention
Fig. 6 is a schematic structural diagram of embodiment 3 of the present invention.
Fig. 7 is a schematic forward view of an end of a concrete beam according to example 3 of the present invention.
Fig. 8 is a schematic structural view of embodiment 4 of the present invention.
Figure 9 is a schematic forward view of an end of a concrete beam according to example 4 of the present invention.
Detailed Description
The embodiments of the present invention are further described below with reference to the drawings.
The first embodiment is as follows:
as shown in fig. 1 to 4, a concrete beam-wall-column connection node comprises a shear wall or frame column 1 and a concrete beam 2, wherein a support frame is pre-embedded in the inner side surface of the shear wall or frame column 1, an end connection frame 3 is pre-embedded in the end portion of the concrete beam 2 along the length direction of the concrete beam 2, the end connection frame 3 is lapped on the support frame, and the connection portion of the end portion of the concrete beam 2 and the shear wall or frame column 1 is connected together through micro-expansion concrete pouring.
The support frame includes vertical steel sheet 4 and two horizontal steel sheet 5, the outside welding of vertical steel sheet 4 has a plurality of horizontal embedded steel bars 6, each horizontal embedded steel bar 6 is pre-buried in shear force wall or frame post 1, the medial surface of vertical steel sheet 4 flushes with shear force wall or frame post 1's medial surface, two horizontal steel sheet 5 are the interval from top to bottom and set up, the outside limit of two horizontal steel sheet 5 is the hypotenuse of interior height outside, the outside limit of the horizontal steel sheet 5 of upside melts through the welding and is in the medial surface lateral part on vertical steel sheet 4, the outside limit of the horizontal steel sheet 5 of downside melts through the welding and is in the medial surface lateral part under vertical steel sheet 4, the lower surface outside border of two horizontal steel sheet 5 has a welt 7 all spot welded, the outside limit of welt 7 contacts with the medial surface of vertical steel sheet 4, between the downside of the horizontal steel sheet 5 of upside and the medial surface of vertical steel sheet 4 and between the last side of horizontal steel sheet 5 of downside and the medial surface of vertical steel sheet 4 all welded triangular gusset 8.
Four horizontal overlap joint reinforcing bars 9 are pre-buried along the length direction of concrete beam 2 in concrete beam 2, four horizontal overlap joint reinforcing bar 9 rectangular array distribute in concrete beam 2, the tip of four horizontal overlap joint reinforcing bars 9 stretches out the tip of concrete beam 2, the tip overlap joint of two horizontal overlap joint reinforcing bars 9 of upside supports the upper surface and the welding of the horizontal steel sheet 5 of upside together, the tip overlap joint of two horizontal overlap joint reinforcing bars 9 of downside supports the upper surface and the welding of the horizontal steel sheet 5 of downside together.
The end connecting frame 3 is a triangular truss which comprises a truss upper rib 10 and a plurality of truss waist ribs 11, a plurality of transverse connection reinforcing bars 12 and two horizontal overlap joint reinforcing bars 9 of downside constitute, truss upper portion muscle 10 is along the pre-buried tip center upside at concrete beam 2 of 2 length direction of concrete beam, the length that truss upper portion muscle 10 stretches out 2 tip of concrete beam is less than the length that horizontal overlap joint reinforcing bar 9 stretches out 2 tip of concrete beam, per two truss stringback 11 and a transverse connection reinforcing bar 12 are a set of, the equal binding connection in upper end of two truss stringback 11 of same group or the same position of welding on truss upper portion muscle 10, the lower extreme of two truss stringback 11 of same group is symmetrical binding connection respectively or the welding on two horizontal overlap joint reinforcing bars 9 of downside, transverse connection reinforcing bar 12 is connected between two horizontal overlap joint reinforcing bars 9 of downside, two truss stringback 11 of same group and a transverse connection reinforcing bar 12 enclose into a triangle-shaped.
A plurality of U-shaped joint bars 13 are pre-buried in the middle of the upper side of the concrete beam 2 at intervals along the length direction of the concrete beam 2, truss floors 14 are correspondingly placed at the edges of the two sides of the concrete beam 2, and adjacent side truss structures of the two truss floors 14 are respectively bound and connected with or welded with the U-shaped joint bars 13.
The lower side surface of the horizontal steel plate 5 on the lower side is evenly provided with a plurality of drawknot iron hooks 15. The drawknot iron hook 15 is used for preventing poured concrete from falling off.
The truss upper rib 10 and the truss waist rib 11 are both made of section steel or reinforcing steel bars. The section steel includes I-shaped steel, channel steel, H-shaped steel, C-shaped steel and the like.
A construction method for a connecting node of a concrete beam 2 and a wall and a column specifically comprises the following steps:
(1) prefabricating a shear wall or a frame column 1, a concrete beam 2 and a truss floor slab 14 in a factory, wherein a vertical steel plate 4 is pre-embedded in the inner side of the shear wall or the frame column 1 through a plurality of horizontal pre-embedded steel bars 6, an end connecting frame 3 is pre-embedded in the end part of the concrete beam 2, and four horizontal lap-joint steel bars 9 are pre-embedded in the concrete beam 2 along the length direction of the concrete beam 2;
(2) after the shear wall or the frame column 1 is hoisted, assembled and assembled, concrete is poured into the shear wall or the frame column 1, the outer side edge of the upper horizontal steel plate 5 is welded on the upper side part of the inner side surface of the vertical steel plate 4 in a penetration manner, the outer side edge of the lower horizontal steel plate 5 is welded on the lower side part of the inner side surface of the vertical steel plate 4 in a penetration manner, the outer side edges of the lower surfaces of the two horizontal steel plates 5 are both welded with a lining plate 7 in a spot manner, the outer side edge of the lining plate 7 is in contact with the inner side surface of the vertical steel plate 4, and triangular rib plates 8 are welded between the lower side surface of the upper horizontal steel plate 5 and the inner side surface of the vertical steel plate 4 and between the upper side surface of the lower horizontal steel plate 5 and the inner side surface of the vertical steel plate 4;
(3) hoisting the concrete beam 2 to a position between two sections of oppositely arranged shear walls or frame columns 1, overlapping and supporting the end parts of two horizontal overlap-joint reinforcing steel bars 9 on the upper side on the upper surface of the horizontal steel plate 5 on the upper side and welding the end parts together, overlapping and supporting the end parts of two horizontal overlap-joint reinforcing steel bars 9 on the lower side on the upper surface of the horizontal steel plate 5 on the lower side and welding the end parts together, and overlapping and fixing the end part connecting frame 3 on the horizontal steel plate 5 on the lower side;
(4) the method comprises the following steps of adding a protective template at the joint of the end part of a concrete beam 2 and a shear wall or a frame column 1, placing two horizontal steel plates 5, two triangular rib plates 8, the end parts of four horizontal lap-joint steel bars 9 and an end part connecting frame 3 in a cavity enclosed by the template, pouring micro-expansion concrete in the cavity enclosed by the template, and maintaining for a period of time to enable the end part of the concrete beam 2 and the shear wall or the frame column 1 to be poured, assembled and connected together;
(5) the upper side middle part of the concrete beam 2 is pre-embedded with a plurality of U-shaped joint bars 13 along the length direction interval of the concrete beam 2, the adjacent sides of the two truss floors 14 are respectively and correspondingly lapped on the two sides of the concrete beam 2, and the adjacent side truss structures of the two truss floors 14 are respectively bound and connected or welded with the U-shaped joint bars 13, so that the condition that the truss floors 14 fall off the concrete beam 2 is avoided.
If the frame column 1 is a steel structure column, the vertical steel plate 4 is directly welded on the pipe wall of the steel structure column.
Example two:
as shown in fig. 5, the difference from the first embodiment is that the end connection frame 3 is a rectangular truss, the rectangular truss is composed of two truss upper ribs 10, a plurality of truss waist ribs 11, a plurality of transverse connection bars 12 and two horizontal lap bars 9 on the lower side, the two truss upper ribs 10 are embedded on the upper side of the end portion of the concrete beam 2 along the length direction of the concrete beam 2 and are respectively positioned under the two horizontal lap bars 9 on the upper side, each two truss waist ribs 11 and at least two transverse connection bars 12 are in a group, the two truss waist ribs 11 in the same group are arranged in parallel and at intervals along the width direction of the concrete beam 2, the upper ends of the two truss waist ribs 11 in the same group are respectively and correspondingly bound or welded on the two truss upper ribs 10, the lower ends of the two truss waist ribs 11 in the same group are respectively and correspondingly bound or welded on the two horizontal lap bars 9 on the lower side, one transverse connecting steel bar 12 of the same group is connected between two truss upper ribs 10, the other transverse connecting steel bar 12 of the same group is connected between two horizontal lap-joint steel bars 9 of the lower side, the other transverse connecting steel bars 12 of the same group are respectively connected between two truss waist ribs 11 at intervals from top to bottom, and the two truss waist ribs 11 of the same group, the transverse connecting steel bar 12 of the uppermost side and the transverse connecting steel bar 12 of the lowermost side are encircled to form a vertical rectangle.
Example three:
as shown in fig. 6 and 7, different from the first and second embodiments, the end connection frame 3 is an oblique rectangular truss which is composed of two horizontal overlap bars 9 at the upper side, four truss waist bars 11, a plurality of transverse connection bars 12 and two horizontal overlap bars 9 at the lower side, the four truss waist bars 11 are arranged in a low-inside-high inclined manner and are distributed in a rectangular manner, the width direction of the concrete beam 2 is taken as the left-right direction, the upper ends of the two truss waist bars 11 at the left side are respectively bound and connected or welded to the horizontal overlap bars 9 at the upper left side, the lower ends of the two truss waist bars 11 at the left side are respectively bound and connected or welded to the horizontal overlap bars 9 at the lower left side, the upper ends of the two truss waist bars 11 at the right side are respectively bound and connected or welded to the horizontal overlap bars 9 at the upper side, the lower ends of the two truss waist bars 11 at the right side are respectively bound and connected or welded to the horizontal overlap bars 9 at the lower side, each transverse connecting steel bar 12 is respectively connected between the two truss kidney bars 11 on the left side and the two truss kidney bars 11 on the right side, and the two truss kidney bars 11 on the inner side and the two truss kidney bars 11 on the outer side are connected through a plurality of longitudinal connecting steel bars 16;
the upper part of the oblique rectangular truss is embedded in the concrete beam 2, and the lower part of the oblique rectangular truss extends out of the end part of the concrete beam 2.
Example four:
as shown in fig. 8 and 9, unlike the first, second and third embodiments, the end connection frame 3 is a section steel (including an i-section steel, a channel steel, an H-section steel, a C-section steel, etc.), and the lower side of the outer end of the section steel is welded to the upper side of the lower horizontal steel plate 5.
The above embodiments are merely to illustrate rather than to limit the technical solutions of the present invention, and although the present invention has been described in detail with reference to the above embodiments, those of ordinary skill in the art should understand that; modifications and equivalents may be made thereto without departing from the spirit and scope of the utility model and it is intended to cover in the claims the utility model as defined in the appended claims.
Claims (10)
1. The utility model provides a concrete beam and wall, post connected node, includes shear force wall or frame post and concrete beam, its characterized in that: the inner side surface of the shear wall or the frame column is pre-embedded with a support frame, the end part of the concrete beam is pre-embedded with an end part connecting frame along the length direction of the concrete beam, the end part connecting frame is lapped on the support frame, and the connecting part of the end part of the concrete beam and the shear wall or the frame column is connected together through micro-expansion concrete pouring.
2. A concrete beam and wall and column connection node as claimed in claim 1, wherein: the support frame includes vertical steel sheet and two horizontal steel sheets, the lateral surface welding of vertical steel sheet has a plurality of horizontal embedded steel bars, each horizontal embedded steel bar is pre-buried in shear force wall or frame post, the medial surface of vertical steel sheet flushes with the medial surface of shear force wall or frame post, interval setting about two horizontal steel sheets, the outside limit of two horizontal steel sheets is the hypotenuse of interior height outer low, the outside limit fusion welding of the horizontal steel sheet of upside is lateral part on the medial surface of vertical steel sheet, the outside limit fusion welding of the horizontal steel sheet of downside is lateral part under the medial surface of vertical steel sheet, the lower surface outside border of two horizontal steel sheets has a welt all spot welded, the outside limit of welt contacts with the medial surface of vertical steel sheet, between the downside of the horizontal steel sheet of upside and the medial surface of vertical steel sheet and between the last side of the horizontal steel sheet of downside and the medial surface of vertical steel sheet of downside have the triangle gusset all welded.
3. A concrete beam and wall and column connection node as claimed in claim 2, wherein: four horizontal overlap joint reinforcing bars are pre-buried along the length direction of the concrete beam in the concrete beam, four horizontal overlap joint reinforcing bar rectangular arrays are distributed in the concrete beam, the ends of the four horizontal overlap joint reinforcing bars stretch out of the ends of the concrete beam, the ends of the two horizontal overlap joint reinforcing bars on the upper side are in lap joint with and supported on the upper surface of the horizontal steel plate on the upper side and welded together, and the ends of the two horizontal overlap joint reinforcing bars on the lower side are in lap joint with and supported on the upper surface of the horizontal steel plate on the lower side and welded together.
4. A concrete beam and wall and column connection node as claimed in claim 3, wherein: the end connecting frame is a triangular truss which consists of a truss upper rib and a plurality of truss waist ribs, the utility model discloses a two horizontal overlap joint reinforcing bars of downside, including a plurality of transverse connection reinforcing bars and two horizontal overlap joint reinforcing bars of downside constitute, truss upper portion muscle is along the pre-buried tip center upside at the concrete beam of concrete beam's length direction, the length that truss upper portion muscle stretches out the concrete beam tip is less than the length that horizontal overlap joint reinforcing bar stretches out the concrete beam tip, per two truss waist muscle and a transverse connection reinforcing bar are a set of, same two truss waist muscle's of same set of equal binding connection in upper end or welding same position on truss upper portion muscle, the lower extreme of two truss waist muscle of same set of symmetry binding connection respectively or welding on two horizontal overlap joint reinforcing bars of downside, transverse connection reinforcing bar connects between two horizontal overlap joint reinforcing bars of downside, two truss waist muscle and a transverse connection reinforcing bar of same set close into a triangle-shaped.
5. A concrete beam and wall and column connection node as claimed in claim 3, wherein: the end connecting frame is a rectangular truss which comprises two truss upper ribs, a plurality of truss waist ribs, a plurality of transverse connecting reinforcing steel bars and two horizontal lap reinforcing steel bars on the lower side, the two truss upper ribs are pre-embedded on the upper side of the end of the concrete beam along the length direction of the concrete beam and are respectively positioned under the two horizontal lap reinforcing steel bars on the upper side, every two truss waist ribs and at least two transverse connecting reinforcing steel bars form a group, the two truss waist ribs in the same group are arranged in parallel along the width direction of the concrete beam at intervals, the upper ends of the two truss waist ribs in the same group are respectively and correspondingly bound and connected or welded on the two truss upper ribs on the lower side, the lower ends of the two truss waist ribs in the same group are respectively and correspondingly bound and connected or welded on the two horizontal lap reinforcing steel bars on the lower side, one transverse connecting reinforcing steel bar in the same group is connected between the two truss upper ribs, the other transverse connecting reinforcing steel bar in the same group is connected between the two horizontal lap reinforcing steel bars on the lower side, all the other transverse connecting reinforcing steel bars in the same group are respectively connected between the two truss waist bars at intervals up and down, and the two truss waist bars in the same group, the transverse connecting reinforcing steel bar at the uppermost side and the transverse connecting reinforcing steel bar at the lowermost side are encircled to form a vertical rectangle.
6. A concrete beam and wall and column connection node as claimed in claim 3, wherein: the end connecting frame is an inclined rectangular truss which consists of two horizontal lap-joint reinforcing steel bars at the upper side, four truss waist reinforcing steel bars, a plurality of transverse connecting reinforcing steel bars and two horizontal lap-joint reinforcing steel bars at the lower side, wherein the four truss waist reinforcing steel bars are arranged in a low-inner-height inclined mode and are distributed in a rectangular mode, the width direction of the concrete beam is the left-right direction, the upper ends of the two truss waist reinforcing steel bars at the left side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the upper left side, the lower ends of the two truss waist reinforcing steel bars at the left side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the lower left side, the upper ends of the two truss waist reinforcing steel bars at the right side are respectively bound and connected or welded on the horizontal lap-joint reinforcing steel bars at the upper right side, the lower ends of the two truss waist reinforcing steel bars at the right side are respectively bound and connected between the two truss waist reinforcing steel bars at the left side and the two truss waist reinforcing steel bars at the right side, the two truss waist bars at the inner side are connected with the two truss waist bars at the outer side through a plurality of longitudinal connecting steel bars;
the upper part of the oblique rectangular truss is embedded in the concrete beam, and the lower part of the oblique rectangular truss extends out of the end part of the concrete beam.
7. A concrete beam and wall and column connection node as claimed in claim 3, wherein: the end connecting frame is made of section steel, and the lower side face of the outer end part of the section steel is welded on the upper side face of the lower horizontal steel plate.
8. A concrete beam and wall, column connection node as claimed in any one of claims 4 to 7, wherein: a plurality of U-shaped joint bars are pre-buried in the middle of the upper side of the concrete beam at intervals along the length direction of the concrete beam, truss floors are correspondingly placed at the edges of the two sides of the concrete beam, and adjacent side truss structures of the two truss floors are respectively bound and connected with or welded with the U-shaped joint bars.
9. A concrete beam and wall and column connection node as claimed in claim 8, wherein: the downside of the horizontal steel plate of downside evenly is provided with a plurality of drawknot iron hook.
10. A concrete beam and wall and column connection node as claimed in claim 9, wherein: the upper part rib and the waist rib of the truss are both profile steel or reinforcing steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202121415699.XU CN215759633U (en) | 2021-06-24 | 2021-06-24 | Concrete beam and wall, post connected node |
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| CN202121415699.XU CN215759633U (en) | 2021-06-24 | 2021-06-24 | Concrete beam and wall, post connected node |
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| CN115162536A (en) * | 2022-06-20 | 2022-10-11 | 中国建筑第八工程局有限公司 | Connection structure of core tube and floor slab and construction method thereof |
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