CN217871027U - Connecting joint of large-section multi-row longitudinal bar concrete beam and section steel concrete column - Google Patents
Connecting joint of large-section multi-row longitudinal bar concrete beam and section steel concrete column Download PDFInfo
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- CN217871027U CN217871027U CN202221470190.XU CN202221470190U CN217871027U CN 217871027 U CN217871027 U CN 217871027U CN 202221470190 U CN202221470190 U CN 202221470190U CN 217871027 U CN217871027 U CN 217871027U
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Abstract
The utility model relates to the technical field of section steel concrete, in particular to a connecting node of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column, which comprises column section steel, an upper H-shaped steel beam, a lower H-shaped steel beam, an H-shaped steel vertical rod and a rib axillary plate; the end parts of one ends of the upper H-shaped steel beam and the lower H-shaped steel beam are vertically welded with the flange plates of the column-shaped steel, the flange plates of the other ends of the upper H-shaped steel beam and the lower H-shaped steel beam are welded with the two ends of the H-shaped steel vertical rod, so that the column-shaped steel, the upper H-shaped steel beam, the lower H-shaped steel beam and the H-shaped steel vertical rod form a stable rectangular frame, and the four rib axillary plates are welded at four inner corners of the rectangular frame. The utility model discloses by the column shaped steel, go up H shaped steel roof beam, down the rectangular frame that H shaped steel montant made up, indulge the muscle in the roof beam and can adopt overlap joint, on-the-spot weldless process, the construction is convenient, the reinforcing bar is arranged simply, and can save steel to a certain extent, has solved shaped steel concrete column and the big cross-section multirow and has indulged the connection problem of muscle concrete beam.
Description
Technical Field
The utility model relates to a shaped steel concrete technical field especially relates to a connected node of big cross-section multirow longitudinal bar concrete beam and shaped steel concrete column.
Background
The connection structure and the steel bar arrangement of the steel reinforced concrete column and the concrete beam are complex, and the national standard drawing set 'steel bar arrangement rule and construction detail drawing for the construction of a steel reinforced concrete structure' (12 SG 904) provides the following four connection forms in a pertinence way:
1. the longitudinal ribs in the beam are reliably welded with steel corbels arranged on the column profile steel;
2. the beam inner longitudinal ribs bypass the flange of the section steel and penetrate through the section steel web plate in the column;
3. the longitudinal bar in the beam is directly connected with a connecting sleeve welded on the column steel flange;
4. the longitudinal ribs in the beam are in lap joint with the short steel beam arranged on the column section steel.
Above several kinds of connected modes all are suitable for when solving shaped steel concrete column and small-section single row and indulge muscle concrete beam and be connected, but along with more and more big type project newly-built, shaped steel concrete column and big cross-section multirow indulge muscle concrete beam's connection often appear, adopt any kind of connection that national standard atlas provided, all can receive a great deal of hindrance.
The welding of the longitudinal bars in the beam and the steel corbels arranged on the column steel is greatly influenced by field operation conditions and the level of operators, when the longitudinal bars on the top surface or the bottom surface of the concrete beam are in multiple rows, a large amount of overhead welding work can be caused, the welding is time-consuming and labor-consuming, and the welding quality is difficult to ensure; the beam longitudinal bars completely bypass the section steel flanges and penetrate through the section steel web plates in the column, so that the method is rarely adopted independently when the section steel concrete column is connected with a large-section multi-row longitudinal bar concrete beam; the sleeve connection needs to weld sleeves with corresponding sizes on a column-shaped steel flange in advance according to the positions of the longitudinal bars of the beam, the sleeves are slightly staggered, and the on-site steel bars cannot be installed, so that the method has extremely high requirements on construction precision, and when the number of the longitudinal bars of the large-section multi-row longitudinal bar concrete beam is large, the construction period is greatly influenced; the short steel beam overlap joint that sets up on muscle and the post shaped steel is indulged in adopting the roof beam, and the overlap joint length of indulging the muscle and girder steel is longer, and when the beam height of concrete beam was great, the H shaped steel roof beam that adopts the national standard drawing to concentrate can cause the material extravagant, and post stirrup and concrete beam lacing wire receive the web hindrance of H shaped steel roof beam simultaneously, need trompil on the girder steel web just can pass, have increased the construction degree of difficulty.
In conclusion, it is necessary to improve the joint of the existing steel concrete column and the concrete beam to overcome the defects of the prior art and solve the problem of connection between the steel concrete column and the large-section multi-row longitudinal reinforced concrete beam.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the not enough of prior art who mentions in the background art, provide a pass power reliable, the construction is simple, the economic connected node who is suitable for is indulged muscle concrete beam and shaped steel concrete column to big cross-section multirow, solve shaped steel concrete column and big cross-section multirow and indulge the connected problem of muscle concrete beam.
The utility model discloses a solution is: the utility model provides a connected node of muscle concrete beam and shaped steel concrete column is indulged to big cross-section multirow, including post shaped steel, last H shaped steel roof beam, lower H shaped steel roof beam, H shaped steel montant and rib axillary board, it is two isometric short section wide-flange H shaped steel roof beams of parallel from top to bottom in the same vertical plane with lower H shaped steel roof beam to go up H shaped steel roof beam, the tip of going up H shaped steel roof beam and lower H shaped steel roof beam one end and the flange board vertical welding of post shaped steel, the flange board of the other end and the both ends welding of H shaped steel montant, just the relative and parallel arrangement of flange board of H shaped steel montant and post shaped steel makes post shaped steel, last H shaped steel roof beam, lower H shaped steel roof beam, H shaped steel montant constitute stable rectangular frame, four the rib axillary board welds in four interior angles of rectangular frame, plays the reinforcing action.
A first row of beam top longitudinal ribs, a second row of beam top longitudinal ribs, a first row of beam bottom longitudinal ribs and a second row of beam bottom longitudinal ribs which are blocked by the flange plates of the column steel in the concrete beam are respectively lapped on the upper surface of the upper flange plate of the upper H-shaped steel beam, the upper surface of the lower flange plate of the upper H-shaped steel beam, the lower surface of the lower flange plate of the lower H-shaped steel beam and the lower surface of the upper flange plate of the lower H-shaped steel beam; and a plurality of pegs are arranged on the upper surfaces of the upper flange plate and the lower flange plate of the upper H-shaped steel beam in a staggered mode according to a certain interval, and a plurality of pegs are arranged on the lower surfaces of the upper flange plate and the lower flange plate of the lower H-shaped steel beam in a staggered mode according to a certain interval.
And longitudinal bars which are not obstructed by the flange plates of the column section steel in the concrete beam penetrate through holes reserved on the section steel web plates in the column and are then anchored.
It is worth mentioning that: the concrete beam longitudinal bars arranged on the surfaces of the upper H-shaped steel beam flange plate and the lower H-shaped steel beam flange plate respectively transmit tensile force and pressure to the upper H-shaped steel beam and the lower H-shaped steel beam through concrete and then transmit the tensile force and the pressure to the column-shaped steel flange to the node area, and the studs arranged on the upper H-shaped steel beam flange plate and the lower H-shaped steel beam flange plate can ensure that the concrete is not damaged by pulling, so that force is effectively transmitted.
Furthermore, the rib axillary plate consists of a triangular web and flanges positioned at the long edges of the web, the web and the flanges are mutually vertical, and the web equally divides the flanges at two sides of the web. Preferably, a circular through hole is formed in the center of the web. Specifically, two short sides of the rib axillary plate web are respectively welded with a flange plate of the column section steel, a lower flange plate of the upper H-shaped steel or a flange of the column section steel, an upper flange plate of the lower H-shaped steel or a flange plate of the H-shaped steel vertical rod, a lower flange plate of the upper H-shaped steel or a flange plate of the H-shaped steel vertical rod and an upper flange plate of the lower H-shaped steel.
Further, the column hooping is arranged through the space of the rectangular frame and the circular through hole in the center of the rib armpit web plate, and the concrete beam lacing wire is arranged through the space of the rectangular frame.
Furthermore, inner baffles are arranged at the positions, corresponding to the upper flange plate and the lower flange plate of the upper H-shaped steel beam and the upper flange plate and the lower flange plate of the lower H-shaped steel beam, in the column section steel, and grouting holes and exhaust holes are formed in the inner baffles as required.
Compared with the prior art, the beneficial effects of the utility model are that: the column stirrups can conveniently penetrate through a space of a rectangular frame formed by combining the column section steel, the upper H-shaped steel beam, the lower H-shaped steel beam and the H-shaped steel vertical rod and a round hole in the center of a web plate of the rib axillary plate, and the concrete beam lacing wires can also conveniently penetrate through the space of the rectangular frame; the column steel, the upper H-shaped steel beam, the lower H-shaped steel beam, the H-shaped steel vertical rods and the rib axillary plates are connected in a factory, and only reinforcing steel bars need to be arranged after the column steel, the upper H-shaped steel beam, the lower H-shaped steel beam, the H-shaped steel vertical rods and the rib axillary plates are transported to a site, so that the connection of the reinforcing steel bars of the shaped steel columns and the multiple rows of longitudinal reinforced concrete beams can be conveniently finished without a site welding process; an open-web rectangular frame formed by the upper H-shaped steel beam, the lower H-shaped steel beam, the H-shaped steel vertical rods and the rib armpit plates with small sections replaces the original large-section solid-web H-shaped steel beam, so that materials can be saved to a certain extent.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly introduced below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without inventive efforts, wherein:
fig. 1 is a three-dimensional schematic view of a profile steel structure and a steel bar arrangement of a connecting node of a large-section multi-row longitudinal bar concrete beam and a profile steel concrete column provided by the utility model;
fig. 2 is a schematic side elevation view of a connection node between a large-section multi-row longitudinal bar concrete beam and a steel reinforced concrete column provided by the present invention;
fig. 3 is a three-dimensional schematic view of a section steel structure of a connecting node of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column provided by the utility model;
FIG. 4 is a structural plan view of a section steel of a connecting joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column provided by the utility model;
fig. 5 is the utility model provides a big cross-section multirow longitudinal bar concrete beam and shaped steel concrete column's connected node's rib axillary board schematic diagram.
In the figure: 1. column section steel, 2, go up H shaped steel roof beam, 3, lower H shaped steel roof beam, 4, H shaped steel montant, 5, rib axillary board, 6, roof beam first row indulges the muscle, 7, roof beam second row indulges the muscle, 8, the peg, 9, the first row of muscle of indulging at the bottom of the beam, 10, the second row of muscle of indulging at the bottom of the beam, 11, the hole, 12, post stirrup, 13, the roof beam lacing wire, 14, interior partition plate, 51, the web, 52, the edge of a wing.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Example one
This embodiment provides a connected node of big section multirow longitudinal bar concrete beam and shaped steel concrete column, as shown in figure 1, including column shaped steel 1, go up H shaped steel roof beam 2, lower H shaped steel roof beam 3, H shaped steel montant 4 and rib axillary board 5.
The upper H-shaped steel beam 2 and the lower H-shaped steel beam 3 are two isometric short-section wide-flange H-shaped steel beams which are parallel vertically in the same vertical plane, the H-shaped steel beams with the height not exceeding 300mm are generally called as short steel beams, the web height of the H-shaped steel beam in the embodiment is set to be 50-250 mm, the end parts of one ends of the upper H-shaped steel beam 2 and the lower H-shaped steel beam 3 are perpendicularly welded with the flange plate of the column section steel 1, the flange plate of the other end is welded with the two ends of the H-shaped steel vertical rod 4, the flange plate of the H-shaped steel vertical rod 4 and the flange plate of the column section steel 1 are arranged oppositely and in parallel, and the column section steel 1, the upper H-shaped steel beam 2, the lower H-shaped steel beam 3 and the H-shaped steel vertical rod 4 form a stable rectangular frame.
Four rib axillary boards 5 are welded at four inner corners of the rectangular frame to play a role in reinforcement. Preferably, as shown in fig. 5, the rib plate 5 of the present embodiment is composed of a web 51 having a triangular shape and a flange 52 located at a long side of the web, the web 51 and the flange 52 are perpendicular to each other, and the web 51 equally divides the flange 52 on both sides thereof. Specifically, as shown in fig. 1, fig. 2 and fig. 3, two short sides of the web 51 of the rib axillary plate 5 are respectively welded with the flange plate of the column-shaped steel 1, the lower flange plate of the upper H-shaped steel 2 or the flange of the column-shaped steel 1, the upper flange plate of the lower H-shaped steel 3 or the flange plate of the H-shaped steel montant 4, the lower flange plate of the upper H-shaped steel 2 or the flange plate of the H-shaped steel montant 4, and the upper flange plate of the lower H-shaped steel 3.
Further, as shown in fig. 1, the present embodiment is provided with a circular through hole at the center of the web 52 for passing through the column stirrup.
Further, as shown in fig. 3 and 4, inner partition plates 14 are disposed in the column section steel 1 corresponding to the upper and lower flange plates of the upper H-shaped steel beam 2 and the upper and lower flange plates of the lower H-shaped steel beam 3, and grouting holes and exhaust holes are formed in the inner partition plates 14 as required.
In the specific embodiment:
as shown in fig. 1 and 2, a first top row longitudinal rib 6, a second top row longitudinal rib 7, a first bottom row longitudinal rib 9 and a second bottom row longitudinal rib 10, which are blocked by a flange plate of the column steel beam 1 in a concrete beam, are respectively lapped on the upper surface of an upper flange plate of the upper H-shaped steel beam 2, the upper surface of a lower flange plate of the upper H-shaped steel beam 2, the lower surface of a lower flange plate of the lower H-shaped steel beam 3 and the lower surface of an upper flange plate of the lower H-shaped steel beam 3; and a plurality of pegs 8 are arranged on the upper surfaces of the upper flange plate and the lower flange plate of the upper H-shaped steel beam 2 in a staggered mode according to a certain interval, and a plurality of pegs 8 are arranged on the lower surfaces of the upper flange plate and the lower flange plate of the lower H-shaped steel beam 3 in a staggered mode according to a certain interval.
Longitudinal bars which are not obstructed by the flange plates of the column steel 1 in the concrete beam penetrate through holes 11 reserved in the steel web plates in the column and are anchored.
It is worth mentioning that: the concrete beam longitudinal bars arranged on the surfaces of the upper H-shaped steel beam flange plate and the lower H-shaped steel beam flange plate respectively transmit tensile force and pressure to the upper H-shaped steel beam and the lower H-shaped steel beam through concrete and then to the column-shaped steel flange to a node area, and the studs arranged on the upper H-shaped steel beam and the lower H-shaped steel beam flange plate can ensure that the concrete is not damaged by pulling and effectively transmit the force.
The column stirrups 12 are arranged through the space of the rectangular frame and the circular through holes in the centers of the webs 51 of the rib armboards 5, and the concrete beam tie bars 13 are arranged through the space of the rectangular frame.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes made by the present specification can be changed, or directly or indirectly applied to other related technical fields, and all the same principles are included in the protection scope of the present invention.
Claims (10)
1. The utility model provides a connected node of big cross-section multirow longitudinal bar concrete beam and shaped steel concrete column which characterized in that: the steel beam comprises column section steel, an upper H-shaped steel beam, a lower H-shaped steel beam, an H-shaped steel vertical rod and a rib axillary plate; the end parts of one ends of the upper H-shaped steel beam and the lower H-shaped steel beam are vertically welded with the flange plates of the column-shaped steel, the flange plates of the other ends of the upper H-shaped steel beam and the lower H-shaped steel beam are welded with the two ends of the H-shaped steel vertical rod, so that the column-shaped steel, the upper H-shaped steel beam, the lower H-shaped steel beam and the H-shaped steel vertical rod form a stable rectangular frame, and the four rib axillary plates are welded at four inner corners of the rectangular frame.
2. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 1, wherein: the upper H-shaped steel beam and the lower H-shaped steel beam are two long-short-section wide-flange H-shaped steel beams which are parallel up and down in the same vertical plane.
3. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 1, wherein: the flange plate of the H-shaped steel vertical rod and the flange plate of the column-shaped steel are arranged oppositely and in parallel.
4. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 1, wherein: the first row of roof beam that is hindered by the flange board of column shaped steel in the concrete beam indulges muscle, roof beam second row and indulges muscle, the first row of muscle and the second row of muscle at the bottom of the beam of indulging at the bottom of the beam end indulge the muscle respectively overlap joint in go up the upper surface of the upper flange board of H shaped steel roof beam, go up the lower flange board upper surface of H shaped steel roof beam, the lower flange board lower surface of H shaped steel roof beam down with the upper flange board lower surface of H shaped steel roof beam down.
5. The joint of the large-section multi-row longitudinal bar concrete beam and the section steel concrete column according to claim 4, wherein: and longitudinal bars which are not obstructed by the flange plates of the column section steel in the concrete beam penetrate through holes reserved on the section steel web plates in the column and are then anchored.
6. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 1, wherein: the upper surfaces of the upper flange plate and the lower flange plate of the upper H-shaped steel beam are respectively provided with a plurality of studs in a staggered mode according to a certain interval, and the lower surfaces of the upper flange plate and the lower flange plate of the lower H-shaped steel beam are respectively provided with a plurality of studs in a staggered mode according to a certain interval.
7. The joint of the large-section multi-row longitudinal bar concrete beam and the section steel concrete column according to claim 1, wherein: the rib axillary plate consists of a triangular web and flanges positioned on the long edges of the web, the web and the flanges are mutually vertical, and the web equally divides the flanges on two sides of the web.
8. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 7, wherein: and a circular through hole is formed in the center of the web plate.
9. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 8, wherein: the column stirrups are arranged through the space of the rectangular frame and the circular through holes in the centers of the rib axillary plate webs, and the concrete beam tie bars are arranged through the space of the rectangular frame.
10. The joint of a large-section multi-row longitudinal bar concrete beam and a section steel concrete column according to claim 1, wherein: inner baffles are arranged at the corresponding positions of the upper flange plate and the lower flange plate of the upper H-shaped steel beam and the upper flange plate and the lower flange plate of the lower H-shaped steel beam in the column section steel, and grouting holes and exhaust holes are formed in the inner baffles as required.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221470190.XU CN217871027U (en) | 2022-06-13 | 2022-06-13 | Connecting joint of large-section multi-row longitudinal bar concrete beam and section steel concrete column |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221470190.XU CN217871027U (en) | 2022-06-13 | 2022-06-13 | Connecting joint of large-section multi-row longitudinal bar concrete beam and section steel concrete column |
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| Publication Number | Publication Date |
|---|---|
| CN217871027U true CN217871027U (en) | 2022-11-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221470190.XU Active CN217871027U (en) | 2022-06-13 | 2022-06-13 | Connecting joint of large-section multi-row longitudinal bar concrete beam and section steel concrete column |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217871027U (en) |
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2022
- 2022-06-13 CN CN202221470190.XU patent/CN217871027U/en active Active
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