CN212561938U - H-shaped steel beam-column connecting flange joint - Google Patents
H-shaped steel beam-column connecting flange joint Download PDFInfo
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- CN212561938U CN212561938U CN202022205908.XU CN202022205908U CN212561938U CN 212561938 U CN212561938 U CN 212561938U CN 202022205908 U CN202022205908 U CN 202022205908U CN 212561938 U CN212561938 U CN 212561938U
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Abstract
The utility model discloses a H shaped steel roof beam-post flange joint. Wherein, an H shaped steel roof beam-post flange joint does: the end parts of the upper column section and the lower column section of the H-shaped steel are respectively connected with a column end flange plate, the column end flange plates are respectively fixedly connected with a node core section through high-strength bolts, a node reinforcing part is connected in the node core section, and a column section covered by the node reinforcing part and a node core section cavity are filled with grouting materials. The preparation method comprises the following steps: the node core section and the node reinforcing part are connected to form a node area assembly; connecting the upper and lower column sections of the H-shaped steel and the node area assembly by using high-strength bolts; connecting the web plate and the longitudinal plate of the H-shaped steel column; connecting the H-shaped steel beam with the upper and lower column sections and the node area combination of the H-shaped steel by using high-strength bolts; and grouting materials are filled in the cavities of the column sections covered by the node reinforcing parts and the node core sections. The utility model discloses compromise the connection of H shaped steel post strong, weak axle direction shaped steel roof beam simultaneously, the simple operation, mechanical properties is reliable.
Description
Technical Field
The utility model belongs to the technical field of H shaped steel roof beam is connected and is prepared, a H shaped steel roof beam-post flange joint is related to.
Background
The steel structure is one of the main building structure types, and the structure mainly comprises beam steel, steel columns, steel trusses and other members made of section steel, steel plates and the like. The components or parts are typically joined by welds, bolts or rivets. Because of its light dead weight, and construction is simple and convenient, widely apply to fields such as large-scale factory building, venue, superelevation layer. The H-shaped steel is widely applied in recent years, and has the advantages of large section modulus, light dead weight, less material consumption during use, short construction period and capability of reducing waste of manpower, material resources and financial resources. The beam-column joint is a structural core component. The section of the H-shaped steel has a strong axis and a weak axis, and the weak axis direction has an H-shaped steel section concave area, so that on one hand, inconvenience is brought to the connection of the node, and on the other hand, the mechanical property of the node in the weak axis direction of the H-shaped steel column is limited. The existing H-shaped steel beam-column joint mainly comprises two types of H-shaped steel column flange connection and web connection: the flange connection usually adopts a connection form of combining a high-strength bolt and a gusset plate, or the flange plates are directly connected by butt welding; the web plates are connected mainly in a connecting mode of combining high-strength bolts and gusset plates. However, most of the existing node schemes fail to fully solve the limitations existing in the H-shaped steel beam-column node. Therefore, a convenient and reliable H-beam-column joint is necessary.
Disclosure of Invention
The utility model aims to solve the technical problem that an H shaped steel roof beam-post flange joint is provided can make things convenient for the connection of shaped steel roof beam simultaneously, has the embedded connecting piece node of roof beam-post connection of good bearing capacity and anti-seismic performance again.
In order to solve the technical problem, the utility model discloses the technical scheme who adopts is: the H-shaped steel beam-column connecting flange node comprises an H-shaped steel upper column section, an H-shaped steel lower column section and a node core section, wherein the H-shaped steel upper column section, the H-shaped steel lower column section and the node core section are fixedly connected, the H-shaped steel beam is fixedly connected with the node core section, a node reinforcing part is arranged in the node core section, a supporting plate is arranged on the lower portion of the H-shaped steel lower column section, and grouting material is filled in a space defined by the H-shaped steel upper column section, the H-shaped steel lower column section, the node core section and the supporting plate. The tip of H shaped steel upper prop section and H shaped steel lower prop section all is connected with the column end ring flange, and the H shape cross-section centroid of H shaped steel upper prop section and H shaped steel lower prop section corresponds with the centroid of column end ring flange, the column end ring flange is the rectangle flat board, and the four corners sets up the arc notch of indent, and the column end rectangular hole has been seted up at the middle part, and four limbs end are seted up the column end bolt hole that double was arranged. The node core section is formed by connecting a rectangular section steel pipe and a core section flange plate, four vertical faces of the rectangular section steel pipe are provided with vertical face bolt holes arranged in double rows, the core section flange plate is a rectangular flat plate, four corners of the core section flange plate are provided with concave arc-shaped notches, a core section rectangular hole is formed in the middle of the core section flange plate, and four limb ends of the core section flange plate are provided with core section bolt holes arranged in double rows. The node reinforcement piece is formed by connecting a wing plate and a longitudinal plate, the wing plate is perpendicular to the longitudinal plate, the longitudinal plate is symmetrically connected with shear-resistant steel bars, and the shear-resistant steel bars are arranged in double rows and perpendicular to the longitudinal plate. The length of the wing plate is the same as the height of the rectangular-section steel pipe, the width of the wing plate enables the outer edge of the wing plate to touch the inner wall of the rectangular-section steel pipe, the wing plate and the inner wall of the rectangular-section steel pipe are fixedly connected to form a node core section and node reinforcing part node combination, the longitudinal plate is longitudinally provided with clamping grooves from two ends to the center, the width of each clamping groove is the same as the thickness of an H-shaped steel column web, the length of each clamping groove is limited at the outer edge of the wing plate. The H-shaped steel beam is characterized in that one end of the H-shaped steel beam is connected with an end plate, the upper bottom edge and the lower bottom edge of the end plate are flush with the flange of the H-shaped steel beam, double rows of end plate bolt holes are formed in the end plate, and double rows of flange bolt holes are formed in the flange of the H-shaped steel beam.
The H-shaped steel beam or the H-shaped steel column is connected or hot-rolled H-shaped steel.
The high-strength bolt is a large hexagonal high-strength bolt or a torsional shear type high-strength bolt.
The flange plate is a cast or machined flange plate.
Compare current H shaped steel roof beam-post node, the utility model has the advantages of it is following:
firstly, the flange joint can simultaneously consider the connection of the section steel beams in the strong axis direction and the weak axis direction, the core welding operation can be completed on the ground, and the barrier that the high-altitude welding reliability is difficult to guarantee is avoided;
the flange joint balances the difference in rigidity of the weak shaft and the strong shaft of the H-shaped steel column to a certain extent through the joint reinforcing piece, and the bearing capacity and the anti-seismic performance of the joint in the direction of the weak shaft are improved;
and thirdly, grouting materials are poured into the node area assembly, so that the bearing capacity of the node area can be further improved, and the energy consumption capacity of the node is enhanced.
Drawings
The invention will be further explained with reference to the following figures and examples:
fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of the upper column section of the H-shaped steel of the present invention.
Fig. 3 is a schematic structural diagram of the lower column section of the H-shaped steel of the present invention.
Fig. 4 is a schematic structural diagram of the node core segment of the present invention.
Fig. 5 is a schematic structural view of the node reinforcing member of the present invention.
Fig. 6 is a schematic structural diagram of the node connection of the present invention.
Figure 7 is the structural schematic diagram of the H-shaped steel beam of the present invention.
In the figure: 1-an H-shaped steel upper column section; 2-a lower column section of H-shaped steel; 21-a pallet; 3-node core section; 31-a steel pipe with a rectangular cross section; 311-facade bolt hole; 32-core section flange plate; 321-a core section rectangular hole; 322-core section bolt hole; 4-H-section steel beams; 41-end plate; 411 — end plate bolt hole; 42-H beam flange; 421-flange bolt hole; 5-a node reinforcement; 51-wing plate; 52-longitudinal plates; 521-a card slot; 522-shear reinforcement; 6-grouting material; 7-column end flange plate; 71-column end rectangular hole; 72-column end bolt hole; 8-H section steel column web; 9-flange of H-shaped steel column.
Detailed Description
As shown in fig. 1 to 7, in an H-shaped steel beam-column connecting flange node, an H-shaped steel upper column section 1 and an H-shaped steel lower column section 2 are composed of an H-shaped steel column web 8 and an H-shaped steel column flange 9.
The end parts of the H-shaped steel upper column section 1 and the H-shaped steel lower column section 2 are both connected with column end flange plates 7, and the H-shaped section centroids of the H-shaped steel upper column section 1 and the H-shaped steel lower column section 2 correspond to the centroids of the column end flange plates 7.
The column end flange 7 is a rectangular flat plate, four corners of the flange are provided with concave arc-shaped notches, and two mutually perpendicular limbs are in fillet transition.
The middle part of the column end flange 7 is provided with a column end rectangular hole 71, and the size of the column end rectangular hole 71 is the same as the cross section projection outline size of the H-shaped steel upper column section 1 and the H-shaped steel lower column section 2.
Four extremities of the column end flange 7 are provided with column end bolt holes 72 which are arranged in double rows, and the bolt holes are symmetrical by taking the central line of the column end flange 7 as a symmetry axis.
The node core section 3 is formed by connecting a rectangular section steel pipe 31 and a core section flange 32, wherein four vertical surfaces of the rectangular section steel pipe 31 are provided with vertical surface bolt holes 311 which are arranged in double rows, and the vertical surface bolt holes 311 are symmetrical by taking the vertical central line of the rectangular section steel pipe 31 as a symmetry axis.
The core section flange 32 is the same shape as the column end flange 7. The middle part of the core section flange plate 32 is provided with a core section rectangular hole 321, and the size of the core section rectangular hole 321 is the same as that of the column end rectangular hole 71.
The four extremities of the flange plate 32 of the core section are provided with core section bolt holes 322 which are arranged in double rows, and the positions of the core section bolt holes 322 correspond to the positions of the bolt holes 72 of the column end one by one.
The node reinforcement 5 is formed by connecting wing plates 51 and longitudinal plates 52, the wing plates 51 are perpendicular to the longitudinal plates 52, the longitudinal plates 52 are symmetrically connected with shear steel bars 522, the shear steel bars 522 are arranged in double rows and perpendicular to the longitudinal plates 52, and the length of the shear steel bars 522 is not more than the width of the wing plates 51.
The length of the wing plate 51 is the same as the height of the rectangular-section steel pipe 31, the width of the wing plate 51 enables the outer edge of the wing plate 51 to touch the inner wall of the rectangular-section steel pipe 31, the wing plate 51 and the inner wall of the rectangular-section steel pipe 31 are fixedly connected to form a node core section 3 and node reinforcing part 5 node combination, the longitudinal plate 52 is longitudinally provided with a clamping groove 521 from two ends to the center, the width of the clamping groove 521 is the same as the thickness of an H-shaped steel column web 8, the length of the clamping groove is limited at the outer edge of the wing plate 51, the H.
One end of the H-shaped steel beam 4 is connected with an end plate 41, the upper and lower bottom edges of the end plate 41 are flush with the flange 42 of the H-shaped steel beam, the end plate 41 is provided with two rows of end plate bolt holes 411, and the flange 42 of the H-shaped steel beam is provided with two rows of flange bolt holes 421.
The above embodiments are merely preferred technical solutions of the present invention, and should not be considered as limitations of the present invention, and the features in the embodiments and the examples in the present application may be arbitrarily combined with each other without conflict. The protection scope of the present invention shall be defined by the claims and the technical solutions described in the claims, including the technical features of the equivalent alternatives as the protection scope. Namely, equivalent alterations and modifications within the scope of the invention are also within the scope of the invention.
Claims (6)
1. The utility model provides a H shaped steel roof beam-post flange joint, includes H shaped steel upper prop section (1), H shaped steel lower prop section (2), node core section (3), its characterized in that: h shaped steel upper column section (1), H shaped steel lower column section (2), node core section (3) fixed connection, H shaped steel roof beam (4) and node core section (3) fixed connection, be equipped with node reinforcement (5) in node core section (3), H shaped steel lower column section (2) lower part is provided with layer board (21), the space intussuseption that H shaped steel upper column section (1), H shaped steel lower column section (2), node core section (3) and layer board (21) enclose is filled with grout material (6).
2. An H-shaped steel beam-column connecting flange node according to claim 1, wherein: the end of H shaped steel upper prop section (1) and H shaped steel lower prop section (2) all is connected with column end ring flange (7), and the H shape cross-section centroid of H shaped steel upper prop section (1) and H shaped steel lower prop section (2) corresponds with the centroid of column end ring flange (7), column end ring flange (7) are the rectangle flat board, and the four corners sets up the arc notch of indent, and column end rectangular hole (71) have been seted up at the middle part, and column end bolt hole (72) that double arranged are seted up to four limbs end.
3. An H-shaped steel beam-column connecting flange node according to claim 1, wherein: node core section (3) are connected by rectangular section steel pipe (31) and core section ring flange (32) and are constituteed, four facades of rectangular section steel pipe (31) all are provided with double facade bolt hole (311) of arranging, core section ring flange (32) are for the rectangle is dull and stereotyped, and the four corners sets up the arc notch of indent, and core section rectangular hole (321) have been seted up at the middle part, and double core section bolt hole (322) of arranging have been seted up to four limbs end.
4. An H-shaped steel beam-column connecting flange node according to claim 1, wherein: the node reinforcing part (5) is formed by connecting wing plates (51) and longitudinal plates (52), the wing plates (51) are perpendicular to the longitudinal plates (52), the longitudinal plates (52) are symmetrically connected with shear steel bars (522), and the shear steel bars (522) are arranged in double rows and perpendicular to the longitudinal plates (52).
5. An H-shaped steel beam-column connecting flange node according to claim 4, wherein: the length of the wing plate (51) is the same as the height of the rectangular-section steel pipe (31), the width of the wing plate enables the outer edge of the wing plate (51) to touch the inner wall of the rectangular-section steel pipe (31), the wing plate (51) and the inner wall of the rectangular-section steel pipe (31) are connected and fixed to form a node core section (3) and node zone combination of the node reinforcing part (5), the longitudinal plate (52) is longitudinally provided with clamping grooves (521) from two ends to the center, the width of each clamping groove (521) is the same as the thickness of an H-shaped steel column web (8), the length of each clamping groove is limited at the outer edge of the wing plate (51), and the H-shaped steel.
6. An H-shaped steel beam-column connecting flange node according to claim 1, wherein: the one end of H shaped steel roof beam (4) is connected with end plate (41), the upper and lower base and the H shaped steel beam flange (42) parallel and level of end plate (41) are provided with end plate bolt hole (411) that the double row was arranged on end plate (41), are provided with flange bolt hole (421) that the double row was arranged on H shaped steel beam flange (42).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205908.XU CN212561938U (en) | 2020-09-30 | 2020-09-30 | H-shaped steel beam-column connecting flange joint |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022205908.XU CN212561938U (en) | 2020-09-30 | 2020-09-30 | H-shaped steel beam-column connecting flange joint |
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| CN212561938U true CN212561938U (en) | 2021-02-19 |
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| CN202022205908.XU Active CN212561938U (en) | 2020-09-30 | 2020-09-30 | H-shaped steel beam-column connecting flange joint |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960947A (en) * | 2022-06-29 | 2022-08-30 | 福建江夏学院 | Assembled steel structure type reinforced ring plate type flange beam column node and using method |
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2020
- 2020-09-30 CN CN202022205908.XU patent/CN212561938U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114960947A (en) * | 2022-06-29 | 2022-08-30 | 福建江夏学院 | Assembled steel structure type reinforced ring plate type flange beam column node and using method |
| CN114960947B (en) * | 2022-06-29 | 2023-05-12 | 福建江夏学院 | Assembled steel structure reinforced annular plate type flange beam column joint and use method |
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