CN111173135A - H-shaped steel beam and H-shaped steel column strong shaft assembled node and construction method - Google Patents
H-shaped steel beam and H-shaped steel column strong shaft assembled node and construction method Download PDFInfo
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- CN111173135A CN111173135A CN202010117716.5A CN202010117716A CN111173135A CN 111173135 A CN111173135 A CN 111173135A CN 202010117716 A CN202010117716 A CN 202010117716A CN 111173135 A CN111173135 A CN 111173135A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C3/00—Structural elongated elements designed for load-supporting
- E04C3/30—Columns; Pillars; Struts
- E04C3/32—Columns; Pillars; Struts of metal
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/24—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of metal
- E04B1/2403—Connection details of the elongated load-supporting parts
- E04B2001/2406—Connection nodes
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Abstract
The invention relates to a strong-shaft assembled node of an H-shaped steel beam and an H-shaped steel column and a construction method, wherein the strong-shaft assembled node comprises the H-shaped steel beam and the H-shaped steel column, and the H-shaped steel beam comprises an upper wing plate, a lower wing plate and a web plate; the node also comprises a first connecting piece, a second connecting piece and a third connecting piece, wherein the first connecting piece comprises a first plate, a second plate and a first plugging block; the first plate is connected with the H-shaped steel column through bolts; the second plate is fixed with the web plate through bolts; the first inserting block is arranged on the first plate, and the H-shaped steel column wing plate is provided with a first inserting groove; the second connecting piece comprises a first vertical plate, a first transverse plate and a second inserting block, and the first vertical plate is connected with the H-shaped steel column through bolts; the first transverse plate is connected with the lower wing plate through bolts; the second inserting block is arranged on the first vertical plate, and the H-shaped steel column wing plate is provided with a second inserting groove; the third connecting piece is fixedly arranged on the upper wing plate and is connected with the H-shaped steel column through bolts. The node is convenient for field construction and installation, can reduce the shearing force borne by the bolt, and reduces the condition that the connection stability of the beam column is influenced by the damaged bolt.
Description
Technical Field
The invention relates to the technical field of construction of building steel structures, in particular to an H-shaped steel beam and H-shaped steel column strong shaft assembled node and a construction method.
Background
The steel structure is used as a representative of green buildings and has the characteristics of good comprehensive performance of materials, high utilization rate of the materials and excellent safety performance. In a multi-story and high-rise steel structure, an H-shaped steel beam and an H-shaped steel column are used as main bearing members, and a node for connecting the H-shaped steel beam and the H-shaped steel column mainly plays a role in transmitting bending moment and shearing force between the beam and the column and is a key for influencing the mechanical property of a steel structure house.
The most common beam-column connection node in the current assembled steel structure house is a bolted connection node. The bolted welding connection node is characterized in that the end part of a steel beam and a rectangular plate-shaped connecting plate with bolt holes are welded in advance, and then the steel beam with the connecting plate and a steel column are fixedly connected through bolts. The node is the most common connection form in an assembly type steel structure and has the advantage of few construction steps.
The above prior art solutions have the following drawbacks: in the process that a worker fixedly connects the steel column and the connecting plate by using bolts, the steel column is abutted against the opposite end faces of the connecting plate, and the bolts are arranged while keeping the alignment of the corresponding bolt mounting holes, so that the site construction and installation of the worker are very inconvenient; meanwhile, the bolt connection part between the end plate and the steel column has serious stress concentration, the steel beam bears the corresponding shearing force action by the bolts under the action of the force perpendicular to the length direction of the steel beam, and the situation that the connection stability of the beam and the column is influenced due to the damage of the bolts can occur when the stress of the steel beam is large.
Disclosure of Invention
Aiming at the defects in the prior art, the first purpose of the invention is to provide an H-shaped steel beam and H-shaped steel column strong shaft assembly type node which is convenient for workers to carry out site construction and installation and can reduce the shearing force applied to the bolt connection part so as to reduce the condition that the connection stability of the beam and the column is influenced by the damaged bolt.
The above object of the present invention is achieved by the following technical solutions: a strong-shaft assembled node of an H-shaped steel beam and an H-shaped steel column comprises the H-shaped steel beam and the H-shaped steel column, wherein the H-shaped steel beam comprises an upper wing plate, a lower wing plate and a vertical web plate which are all horizontal; the H-shaped steel beam and H-shaped steel column strong shaft assembled node further comprises a first connecting piece, a second connecting piece and a third connecting piece, wherein the first connecting piece comprises a first L-shaped plate and a first inserting block, and the first L-shaped plate comprises a first plate and a second plate which are perpendicular to each other; the first plate is vertically arranged and abutted against a wing plate of the H-shaped steel column close to the H-shaped steel beam, and the first plate is fixedly connected with the wing plate of the H-shaped steel column through bolts; the second plate is vertically arranged and is used for abutting against a web plate of the H-shaped steel beam, and the second plate is fixedly connected with the web plate through bolts; the first inserting block is arranged on the end face, close to the H-shaped steel column wing plate, of the first plate in the horizontal direction, and a first inserting groove in inserting fit with the first inserting block is formed in one side of the H-shaped steel column wing plate in the width direction; the second connecting piece comprises a second L-shaped plate and a second inserting block, the second L-shaped plate comprises a first vertical plate and a first transverse plate, the first vertical plate abuts against a wing plate of the H-shaped steel column, close to the H-shaped steel beam, and the first vertical plate is fixedly connected with the wing plate of the H-shaped steel column through bolts; the first transverse plate is connected to the upper end of the first vertical plate, the upper end face of the first transverse plate is used for being abutted against the lower wing plate, and the first transverse plate is fixedly connected with the lower wing plate through bolts; the second inserting block is arranged on the end face, close to the H-shaped steel column wing plate, of the first vertical plate along the horizontal direction, and a second inserting groove matched with the second inserting block in an inserting mode is formed in one side, far away from the first inserting groove, of the H-shaped steel column wing plate in the width direction; the third connecting piece is arranged on the upper wing plate and is connected with the wing plate of the H-shaped steel column through a bolt.
By adopting the technical scheme, when the device is installed on site, the first inserting block of the first connecting piece is inserted into the first inserting groove on the H-shaped steel column wing plate, and the first connecting piece is fixedly connected with the H-shaped steel column wing plate through the bolt; inserting a second inserting block of a second connecting piece into a second inserting groove of the H-shaped steel column wing plate, and fixedly connecting the second connecting piece with the H-shaped steel column wing plate through a bolt; then, erecting an H-shaped steel beam fixedly connected with a third connecting piece on the H-shaped steel column, and positioning the end part of the H-shaped steel beam by utilizing the abutting positioning of the end surface of the H-shaped steel beam and a wing plate of the H-shaped steel column, the bearing positioning of a first transverse plate of a second connecting piece on a lower wing plate and the abutting positioning of a second plate of the first connecting piece on a web plate; at the moment, the corresponding bolt mounting holes are aligned, and the first transverse plate of the second connecting piece can support the lower wing plate, so that the H-shaped steel beam ensures the stability of the horizontal state, and workers can fixedly connect the second plate and the web plate of the first connecting piece, the first transverse plate and the lower wing plate of the second connecting piece and the third connecting piece and the wing plate of the H-shaped steel column by using bolts; simultaneously, utilize the grafting cooperation between first grafting piece and first inserting groove and second grafting piece and the second inserting groove for the H shaped steel roof beam receives the power of perpendicular H shaped steel roof beam when accessible first grafting piece and second grafting piece transmission part undertake for H shaped steel post pterygoid lamina, thereby reduces the shear force that horizontal installation's bolt received, influences the condition of roof beam, post connection stability with reducing the bolt is impaired.
Preferably, the first connecting piece further comprises a first limiting plate, the first limiting plate is arranged at one end, away from the first plate, of the first inserting block, and the end face, close to the first inserting block, of the first limiting plate is used for being away from the side wall of the first plate with the wing plate of the H-shaped steel column.
Through adopting above-mentioned technical scheme, the first connecting piece in-process of installation utilizes the limiting displacement of first limiting plate, and the condition that the orientation of reducible first connecting piece along perpendicular to H shaped steel post pterygoid lamina and H shaped steel post want to break away from to it is more convenient with first connecting piece and H shaped steel post pterygoid lamina fixed connection's process to make the staff use the bolt.
Preferably, the first limiting plate, the H-shaped steel column wing plate and the first plate are connected through bolts.
Through adopting above-mentioned technical scheme, first limiting plate and first board are located the both sides of H shaped steel post pterygoid lamina respectively and are in the same place through bolt fixed connection, the stability of being connected between multiplicable first connecting piece and the H shaped steel post pterygoid lamina.
Preferably, a round angle is arranged at one end, close to the bottom of the first inserting groove, of the first inserting block.
Through adopting above-mentioned technical scheme, the setting of fillet can be convenient for the staff to realize the grafting cooperation between first grafting piece and the first inserting groove of first connecting piece to it is more convenient to make the installation of first connecting piece and H shaped steel post pterygoid lamina fixed.
Preferably, a reinforcing rib is arranged at the joint of the first plate and the second plate.
By adopting the technical scheme, the reinforcing rib can increase the connection stability between the first plate and the second plate, can increase the bearing capacity of the joint of the second plate and the first plate on bending moment, and can reduce the condition that the joint of the second plate and the first plate is bent to influence the connection stability of the beam and the column due to the fact that the second plate is stressed in the direction vertical to the second plate.
Preferably, the third connecting piece comprises a second transverse plate and a second vertical plate which are perpendicular to each other, the second transverse plate and the second vertical plate are connected to form an L-shaped connecting plate, the second transverse plate is fixedly arranged on the upper end face of the upper wing plate, and the second vertical plate is connected with the wing plate of the H-shaped steel column through bolts.
Through adopting above-mentioned technical scheme, the second diaphragm and the pterygoid lamina of last pterygoid lamina fixed connection and second riser through the bolt and H shaped steel post are connected, realize the effect that the third connecting piece is connected the last pterygoid lamina of H shaped steel roof beam with H shaped steel post pterygoid lamina promptly, simple structure and stability are high.
Preferably, the second transverse plate and the upper wing plate are fixed by welding.
Through adopting above-mentioned technical scheme, can be in the mill with second diaphragm and last wing welded fastening to realize the fixed connection of third connecting piece and H shaped steel roof beam, thereby make the on-the-spot installation more convenient.
Preferably, the connecting structure further comprises a fourth connecting piece, the fourth connecting piece comprises a third plate and a fourth plate which are perpendicular to each other, the third plate and the fourth plate are connected to form an L-shaped connecting plate, the third plate is fixedly arranged on the side face, away from the second plate, of the web plate, and the third plate is provided with a through hole for a bolt to pass through; and the fourth plate is connected with the wing plate of the H-shaped steel column through a bolt.
Through adopting above-mentioned technical scheme, the fourth connecting piece can realize being connected between the pterygoid lamina of web and the H shaped steel post of H shaped steel roof beam to play the effect that promotes H shaped steel roof beam and H shaped steel post connectivity.
Aiming at the defects in the prior art, the second purpose of the invention is to provide a construction method of the H-shaped steel beam and H-shaped steel column strong shaft fabricated node, which is convenient for workers to carry out site construction and installation on the steel beam and the steel column.
The above object of the present invention is achieved by the following technical solutions: the construction method of the H-shaped steel beam and H-shaped steel column strong shaft assembled node comprises the following construction steps:
the method comprises the following steps: the method comprises the following steps that an H-shaped steel beam, an H-shaped steel column, a first connecting piece, a second connecting piece, a third connecting piece and a fourth connecting piece are prefabricated in a factory, bolt holes are reserved in the H-shaped steel beam and the H-shaped steel column, and a first inserting groove and a second inserting groove are reserved in two sides of the width direction of a wing plate of the H-shaped steel column respectively; a second transverse plate of the third connecting piece is directly welded to an upper wing plate of the H-shaped steel beam in a factory so as to realize the fixed connection of the third connecting piece and the H-shaped steel beam, and a third plate of the fourth connecting piece is welded to one side wall of a web plate of the H-shaped steel beam so as to realize the fixed connection of the fourth connecting piece and the H-shaped steel beam;
step two: transporting the prefabricated member to an operation site, firstly inserting a first inserting block of a first connecting piece into a first inserting groove on a wing plate of the H-shaped steel column, and fixedly connecting the first connecting piece with the wing plate of the H-shaped steel column through a bolt; inserting a second inserting block of a second connecting piece into a second inserting groove of the H-shaped steel column wing plate, and fixedly connecting the second connecting piece with the H-shaped steel column wing plate through a bolt; the H-shaped steel beam is erected on the H-shaped steel column, the second plate and the web of the first connecting piece and the first transverse plate and the lower wing plate of the second connecting piece are fixedly connected through bolts, and the second vertical plate of the third connecting piece and the fourth plate of the fourth connecting piece are fixedly connected with the wing plates of the H-shaped steel column through bolts respectively.
By adopting the technical scheme, the first connecting piece and the second connecting piece are firstly installed on the wing plate of the H-shaped steel column, and the end part of the H-shaped steel beam is positioned by utilizing the butting positioning of the end surface of the H-shaped steel beam and the wing plate of the H-shaped steel column, the supporting positioning of the first transverse plate of the second connecting piece to the lower wing plate and the butting positioning of the second plate of the first connecting piece to the web plate, so that the corresponding bolt installation holes are aligned, and a worker can conveniently and fast fixedly connect the second plate of the first connecting piece with the web plate and the first transverse plate of the second connecting piece with the lower wing plate by using bolts; in addition, the third connecting piece and the fourth connecting piece are fixedly connected to the end portion of the H-shaped steel beam in a welding mode in a factory, installation steps of workers in the field installation process of the H-shaped steel beam and the H-shaped steel column can be reduced, and convenience of the workers in field construction and installation of the H-shaped steel beam and the H-shaped steel column is improved.
In summary, the invention includes at least one of the following beneficial technical effects:
1. the first connecting piece and the second connecting piece can position the end part of the H-shaped steel beam, so that the convenience of on-site installation of the H-shaped steel beam and the H-shaped steel column by using bolts is improved for workers, and meanwhile, the first inserting piece and the first inserting groove are matched with the second inserting groove in an inserting manner, so that when the H-shaped steel beam is subjected to a force vertical to the H-shaped steel beam, a part of the force can be transmitted to a wing plate of the H-shaped steel column through the first inserting piece and the second inserting piece to be borne, and the shearing force applied to the horizontally installed bolts is reduced;
2. by utilizing the limiting function of the first limiting plate, the situation that the first connecting piece is separated from the H-shaped steel column along the direction vertical to the wing plate of the H-shaped steel column can be reduced, so that the process that a worker fixedly connects the first connecting piece with the wing plate of the H-shaped steel column by using a bolt is more convenient;
3. the first limiting plate and the first plate are respectively positioned on two sides of the H-shaped steel column wing plate and fixedly connected together through bolts, so that the connection stability between the first connecting piece and the H-shaped steel column wing plate can be improved;
4. all accessories required by the node are prefabricated in a factory, the construction site node is completely connected in an assembly mode through high-strength bolts, the node is high in rigidity and high in connection speed, and the requirements of steel structure assembly type construction can be met;
5. the third connecting piece and the fourth connecting piece are fixedly connected to the end portion of the H-shaped steel beam in a welding mode in a factory, installation steps of the H-shaped steel beam and the H-shaped steel column in the field installation process can be reduced for workers, and convenience of the workers in field construction and installation of the H-shaped steel beam and the H-shaped steel column is improved.
Drawings
Fig. 1 is a schematic view of an overall structure of an H-shaped steel beam and H-shaped steel column strong axis fabricated node according to an embodiment of the present invention.
Fig. 2 is a schematic view of an overall structure of an H-shaped steel beam and H-shaped steel column strong axis fabricated node according to an embodiment of the present invention.
Fig. 3 is an exploded view of an H-shaped steel column, a first connecting member and a second connecting member in an H-shaped steel beam and H-shaped steel column strong shaft fabricated node according to an embodiment of the invention.
Fig. 4 is an exploded view of an H-shaped steel column and an H-shaped steel beam in an H-shaped steel beam and H-shaped steel column strong axis fabricated node according to an embodiment of the invention.
Reference numerals: 1. an H-shaped steel beam; 1a, an upper wing plate; 1b, a lower wing plate; 1c, a web; 2. h-shaped steel columns; 2a, a first inserting groove; 2b, a second inserting groove; 3. a first connecting member; 3a, a first plate; 3b, a second plate; 3c, a first plug-in block; 3d, a first limiting plate; 3e, reinforcing ribs; 4. a second connecting member; 4a, a first vertical plate; 4b, a first transverse plate; 4c, a second plug-in block; 4d, a second limiting block; 5. a third connecting member; 5a, a second transverse plate; 5b, a second vertical plate; 6. a fourth connecting member; 6a, a third plate; 6b, a fourth plate.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1 and 2, the strong-axis assembled node for an H-shaped steel beam and an H-shaped steel column disclosed by the invention comprises an H-shaped steel beam 1, an H-shaped steel column 2, a first connecting piece 3, a second connecting piece 4, a third connecting piece 5 and a fourth connecting piece 6; the H-shaped steel beam 1 comprises an upper wing plate 1a, a lower wing plate 1b and a vertical web plate 1c which are all horizontal; h shaped steel post 2 is vertical setting, and a pterygoid lamina of H shaped steel post 2 is used for being connected with H shaped steel roof beam 1.
Referring to fig. 1 and 3, the first connecting member 3 is mounted on a wing plate of the H-shaped steel column 2, the first connecting member 3 includes a first L-shaped plate, a first insertion block 3c and a first limit plate 3d, and specifically, the first L-shaped plate includes a first plate 3a and a second plate 3b that are perpendicular to each other; the first plate 3a is a vertically arranged square plate, the first plate 3a abuts against a wing plate of the H-shaped steel column 2, and through holes which are communicated with each other and used for bolts to pass through are formed in the first plate 3a and the wing plate of the H-shaped steel column 2; the second board 3b is also the square board of vertical setting, and second board 3b is mutually perpendicular with first board 3a, and the welding of second board 3b and the junction of first board 3a has the reinforcing rib 3e that is the triangle block-shaped to increase the stability of being connected between second board 3b and the first board 3 a. When H shaped steel roof beam 1 is connected with H shaped steel post 2, second board 3b is used for with H shaped steel roof beam 1's web 1c looks butt to carry out spacingly to H shaped steel roof beam 1, simultaneously, second board 3b also is equipped with the through-hole that link up mutually and be used for supplying the bolt to pass with web 1 c.
Referring to fig. 1 and 3, the first insertion block 3c is in a strip block shape, and the first insertion block 3c is integrally formed on the end surface of the first plate 3a close to the wing plate of the H-shaped steel column 2 along the horizontal direction, and correspondingly, a first insertion groove 2a which is in insertion fit with the first insertion block 3c is formed in one side of the width direction of the wing plate of the H-shaped steel column 2 along the horizontal direction; in this embodiment, the length of the first insertion groove 2a is equal to the length of the first insertion block 3c, and the end surface of the first insertion block 3c away from the bottom of the first insertion groove 2a is flush with the side wall of the first plate 3a, so that when the first insertion block 3c is inserted into the first insertion groove 2a, the side wall of the first connection member 3 is flush with the side edge of the wing plate of the H-shaped steel column 2. Meanwhile, in order to facilitate the insertion and connection between the first insertion block 3c and the first insertion groove 2a, a rounded corner (not shown) is further formed at one end of the first insertion block 3c close to the first insertion groove 2 a.
Referring to fig. 1 and 3, a first limiting plate 3d is welded to an end of the first insertion block 3c away from the first plate 3a, and an end surface of the first limiting plate 3d close to the first insertion block 3c is used for abutting against a side wall of the H-shaped steel column 2 wing plate away from the first plate 3 a; in this embodiment, the shape and size of the first limiting plate 3d are the same as those of the first plate 3a, and the first limiting plate 3d is provided with a through hole which is communicated with the through holes on the first plate 3a and the wing plate of the H-shaped steel column 2, so that the worker can fixedly connect the first connecting member 3 with the wing plate of the H-shaped steel column 2 by using bolts.
Referring to fig. 2 and 3, the second connecting member 4 includes a second L-shaped plate, a second insertion block 4c and a second limiting plate, and specifically, the second L-shaped plate includes a first vertical plate 4a and a first horizontal plate 4b which are perpendicular to each other; the first vertical plate 4a abuts against a wing plate of the H-shaped steel column 2 close to the H-shaped steel beam 1, and the first vertical plate 4a and the wing plate of the H-shaped steel column 2 are provided with through holes which are communicated with each other and used for bolts to pass through. The first transverse plate 4b is fixedly connected to the upper end of the first vertical plate 4a, and the upper end face of the first transverse plate 4b is used for abutting against the lower wing plate 1b of the H-shaped steel beam 1 so as to realize the positioning of the H-shaped steel beam 1 in the vertical direction; meanwhile, a through hole which is communicated with each other and is used for a bolt to pass through is also formed between the first transverse plate 4b and the lower wing plate 1b, so that the first transverse plate 4b and the lower wing plate 1b are fixedly connected through the bolt.
Referring to fig. 2 and 3, the second inserting block 4c is also in a strip block shape, and the second inserting block 4c is integrally formed on the end surface, close to the H-shaped steel column 2, of the first vertical plate 4a along the horizontal direction, and correspondingly, a second inserting groove 2b which is inserted and matched with the second inserting block 4c is formed in one side, away from the first inserting groove 2a, of the H-shaped steel column 2 in the width direction of the wing plate; the length of the second inserting and connecting groove 2b is the same as that of the second inserting and connecting block 4c, and when the second inserting and connecting block 4c is inserted into the second inserting and connecting groove 2b, the side wall of the second connecting piece 4 is flush with the side edge of the wing plate of the H-shaped steel column 2. Simultaneously, the second limiting plate is rectangular block-shaped, and second limiting plate fixed connection is in the one end that second plug-in connection piece 4c deviates from first riser 4a, and the second limiting plate is close to the terminal surface of second plug-in connection piece 4c and is used for deviating from the lateral wall looks butt of first riser 4a with the 2 pterygoid lamina of H shaped steel post, in this embodiment, also set up on the second limiting plate with first riser 4a, the through-hole that link up mutually on the 2 pterygoid lamina of H shaped steel post to use the bolt with the second limiting plate, 2 pterygoid lamina of H shaped steel post and first riser 4a fixed connection.
Referring to fig. 2 and 4, the third connecting member 5 is fixedly mounted on an upper wing plate 1a of the H-shaped steel beam 1, specifically, the third connecting member 5 includes a second transverse plate 5a and a second vertical plate 5b which are perpendicular to each other, the second transverse plate 5a and the second vertical plate 5b are both rectangular plate-shaped, and the second transverse plate 5a and the second vertical plate 5b are connected to form an L-shaped connecting plate; the second transverse plate 5a is welded and fixed on the upper end face of the upper wing plate 1a, the second vertical plate 5b is abutted to the wing plate of the H-shaped steel column 2, and the second vertical plate 5b and the wing plate of the H-shaped steel column 2 are provided with through holes which are communicated with each other and through which bolts pass so as to fixedly connect the second vertical plate 5b and the wing plate of the H-shaped steel column 2 through the bolts.
Referring to fig. 2 and 4, the fourth connecting member 6 is fixedly installed at a side of the web plate 1c of the H-shaped steel beam 1, which is far away from the first connecting member 3, specifically, the fourth connecting member 6 includes a third plate 6a and a fourth plate 6b which are perpendicular to each other, the third plate 6a and the fourth plate 6b are both rectangular plate-shaped, and the third plate 6a and the fourth plate 6b are connected to form an L-shaped connecting plate; the third plate 6a is welded and fixed on the side surface of the web plate 1c departing from the second plate 3b, and the third plate 6a is provided with a through hole which is communicated with the through holes on the web plate 1c and the second plate 3b, so that the third plate 6a, the web plate 1c and the second plate 3b are fixedly connected by using bolts. Simultaneously, fourth board 6b and H shaped steel post 2's pterygoid lamina looks butt, and fourth board 6b is connected with H shaped steel post 2's pterygoid lamina through the bolt to realize being connected between H shaped steel 1's web 1c and H shaped steel post 2's pterygoid lamina through fourth connecting piece 6, play the effect that promotes H shaped steel 1 and H shaped steel post 2 connectivity.
The implementation principle of the embodiment is as follows: during site construction, a first inserting block 3c of a first connecting piece 3 is inserted into a first inserting groove 2a on a wing plate of the H-shaped steel column 2, and the first connecting piece 3 is fixedly connected with the wing plate of the H-shaped steel column 2 through a bolt; then, a second inserting block 4c of a second connecting piece 4 is inserted into a second inserting groove 2b of the wing plate of the H-shaped steel column 2, and the second connecting piece 4 is fixedly connected with the wing plate of the H-shaped steel column 2 through a bolt; then, the H-shaped steel beam 1 welded and fixed with the third connecting piece 5 and the fourth connecting piece 6 is erected on the H-shaped steel column 2, and the end face of the H-shaped steel beam 1 is abutted and positioned with the wing plate of the H-shaped steel column 2, the first transverse plate 4b of the second connecting piece 4 is supported and positioned with the lower wing plate 1b, and the second plate 3b of the first connecting piece 3 is abutted and positioned with the web plate 1c, so that the end part of the H-shaped steel beam 1 is positioned to align the through holes correspondingly used for the bolts to pass through, and a worker can conveniently and quickly use the bolts to fixedly connect the second plate 3b of the first connecting piece 3 with the web plate 1c, the first transverse plate 4b of the second connecting piece 4 with the lower wing plate 1b, and the third connecting piece 5 with the wing plate of the H-shaped steel column 2, namely, the construction and installation of the H-shaped steel beam 1 and the. Meanwhile, the first inserting block 3c is matched with the first inserting groove 2a and the second inserting block 4c is matched with the second inserting groove 2b in an inserting mode, so that when the H-shaped steel beam 1 is subjected to force perpendicular to the H-shaped steel beam 1, a part of the force can be transmitted to the wing plate of the H-shaped steel column 2 through the first inserting block 3c and the second inserting block 4c to be born, the shearing force applied to the horizontally installed bolt is reduced, and the condition that the stability of connection of the beam and the column is affected due to damage of the bolt is reduced.
Referring to fig. 3 and 4, the construction method of the H-shaped steel beam and H-shaped steel column strong shaft fabricated node disclosed by the invention comprises the following construction steps:
the method comprises the following steps: prefabricating an H-shaped steel beam 1, an H-shaped steel column 2, a first connecting piece 3, a second connecting piece 4, a third connecting piece 5 and a fourth connecting piece 6, wherein bolt holes are reserved in the H-shaped steel beam 1 and the H-shaped steel column 2, and a first inserting groove 2a and a second inserting groove 2b are reserved on two sides of the H-shaped steel column 2 in the width direction of a wing plate respectively; directly welding a second transverse plate 5a of the third connecting piece 5 to an upper wing plate 1a of the H-shaped steel beam 1 in a factory to realize the fixed connection of the third connecting piece 5 and the H-shaped steel beam 1, and welding a third plate 6a of the fourth connecting piece 6 to one side wall of a web plate 1c of the H-shaped steel beam 1 to realize the fixed connection of the fourth connecting piece 6 and the H-shaped steel beam 1;
step two: transporting the prefabricated member to an operation site, firstly inserting a first inserting block 3c of a first connecting piece 3 into a first inserting groove 2a on a wing plate of the H-shaped steel column 2, and fixedly connecting the first connecting piece 3 with the wing plate of the H-shaped steel column 2 through a bolt; then, a second inserting block 4c of a second connecting piece 4 is inserted into a second inserting groove 2b of the wing plate of the H-shaped steel column 2, and the second connecting piece 4 is fixedly connected with the wing plate of the H-shaped steel column 2 through a bolt; then, the H-shaped steel beam 1 is erected on the H-shaped steel column 2, the second plate 3b and the web plate 1c of the first connecting piece 3 and the first transverse plate 4b and the lower wing plate 1b of the second connecting piece 4 are fixedly connected by using bolts, and then the second vertical plate 5b of the third connecting piece 5 and the fourth plate 6b of the fourth connecting piece 6 are respectively and fixedly connected with the wing plate of the H-shaped steel column 2 by using bolts.
The implementation principle of the embodiment is as follows: the positioning effect of the first connecting piece 3 and the second connecting piece 4 on the end part of the H-shaped steel beam 1 is realized by utilizing the abutting positioning of the end surface of the H-shaped steel beam 1 and the wing plate of the H-shaped steel column 2, the bearing positioning of the first transverse plate 4b of the second connecting piece 4 on the lower wing plate 1b and the abutting positioning of the second plate 3b of the first connecting piece 3 on the web plate 1c, so that the process of fixedly connecting the H-shaped steel beam 1 and the H-shaped steel column 2 by using bolts by a worker is more convenient; meanwhile, the third connecting piece 5 and the fourth connecting piece 6 are welded at the end part of the H-shaped steel beam 1 in a factory, so that the installation steps of the H-shaped steel beam 1 and the H-shaped steel column 2 in the field installation process can be reduced, and the convenience of the workers in the field construction and installation of the H-shaped steel beam 1 and the H-shaped steel column 2 is further improved.
The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.
Claims (9)
1. The utility model provides a H shaped steel roof beam and H shaped steel post strong axle assembled node, includes H shaped steel roof beam (1) and H shaped steel post (2), H shaped steel roof beam (1) is including all being pterygoid lamina (1a), pterygoid lamina (1b) and vertical web (1c) on the horizontally, its characterized in that: the H-shaped steel beam and H-shaped steel column strong shaft assembled node further comprises a first connecting piece (3), a second connecting piece (4) and a third connecting piece (5), wherein the first connecting piece (3) comprises a first L-shaped plate and a first inserting block (3c), and the first L-shaped plate comprises a first plate (3a) and a second plate (3b) which are perpendicular to each other; the first plate (3a) is vertically arranged and abutted against a wing plate of the H-shaped steel column (2) close to the H-shaped steel beam (1), and the first plate (3a) is fixedly connected with the wing plate of the H-shaped steel column (2) through bolts; the second plate (3b) is vertically arranged and is used for abutting against a web plate (1c) of the H-shaped steel beam (1), and the second plate (3b) is fixedly connected with the web plate (1c) through bolts; the first inserting block (3c) is arranged on the end face, close to the wing plate of the H-shaped steel column (2), of the first plate (3a) along the horizontal direction, and a first inserting groove (2a) which is in inserting fit with the first inserting block (3c) is formed in one side of the width direction of the wing plate of the H-shaped steel column (2); the second connecting piece (4) comprises a second L-shaped plate and a second inserting block (4c), the second L-shaped plate comprises a first vertical plate (4a) and a first transverse plate (4b), the first vertical plate (4a) abuts against a wing plate, close to the H-shaped steel beam (1), of the H-shaped steel column (2), and the first vertical plate (4a) is fixedly connected with the wing plate of the H-shaped steel column (2) through bolts; the first transverse plate (4b) is connected to the upper end of the first vertical plate (4a), the upper end face of the first transverse plate (4b) is used for being abutted against the lower wing plate (1b), and the first transverse plate (4b) is fixedly connected with the lower wing plate (1b) through bolts; the second inserting block (4c) is arranged on the end face, close to the wing plate of the H-shaped steel column (2), of the first vertical plate (4a) along the horizontal direction, and a second inserting groove (2b) which is matched with the second inserting block (4c) in an inserting mode is formed in one side, far away from the first inserting groove (2a), of the width direction of the wing plate of the H-shaped steel column (2); the third connecting piece (5) is arranged on the upper wing plate (1a), and the third connecting piece (5) is connected with the wing plate of the H-shaped steel column (2) through a bolt.
2. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 1, wherein: first connecting piece (3) still include first limiting plate (3d), the one end that first board (3a) were kept away from in first grafting piece (3c) is located to first limiting plate (3d), just first limiting plate (3d) are close to the terminal surface of first grafting piece (3c) and are used for keeping away from the lateral wall of first board (3a) with H shaped steel post (2) pterygoid lamina.
3. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 2, wherein: the first limiting plate (3d), the H-shaped steel column (2) wing plate and the first plate (3a) are connected through bolts.
4. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 1, wherein: and a round corner is arranged at one end of the first inserting block (3c) close to the bottom of the first inserting groove (2 a).
5. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 1, wherein: and reinforcing ribs (3e) are arranged at the joint of the first plate (3a) and the second plate (3 b).
6. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 1, wherein: the third connecting piece (5) comprises a second transverse plate (5a) and a second vertical plate (5b) which are perpendicular to each other, the second transverse plate (5a) and the second vertical plate (5b) are connected to form an L-shaped connecting plate, the second transverse plate (5a) is fixedly arranged on the upper end face of the upper wing plate (1a), and the second vertical plate (5b) is connected with the wing plate of the H-shaped steel column (2) through bolts.
7. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 6, wherein: the second transverse plate (5a) is fixedly welded with the upper wing plate (1 a).
8. The H-shaped steel beam and H-shaped steel column strong shaft fabricated node of claim 1, wherein: the connecting structure further comprises a fourth connecting piece (6), the fourth connecting piece (6) comprises a third plate (6a) and a fourth plate (6b) which are perpendicular to each other, the third plate (6a) and the fourth plate (6b) are connected to form an L-shaped connecting plate, the third plate (6a) is fixedly arranged on the side face, away from the second plate (3b), of the web plate (1c), and the third plate (6a) is provided with a through hole for a bolt to pass through; and the fourth plate (6b) is connected with a wing plate of the H-shaped steel column (2) through bolts.
9. The construction method of the H-shaped steel beam and H-shaped steel column strong shaft fabricated node according to any one of claims 1 to 8, characterized by comprising the following construction steps:
the method comprises the following steps: prefabricating an H-shaped steel beam (1), an H-shaped steel column (2), a first connecting piece (3), a second connecting piece (4), a third connecting piece (5) and a fourth connecting piece (6), wherein bolt holes are reserved in the H-shaped steel beam (1) and the H-shaped steel column (2), and a first inserting groove (2a) and a second inserting groove (2b) are reserved on two sides of the H-shaped steel column (2) in the width direction of a wing plate respectively; directly welding a second transverse plate (5a) of the third connecting piece (5) to an upper wing plate (1a) of the H-shaped steel beam (1) in a factory, and welding a third plate (6a) of the fourth connecting piece (6) to one side wall of a web plate (1c) of the H-shaped steel beam (1);
step two: transporting the prefabricated member to an operation site, firstly inserting a first inserting block (3c) of a first connecting piece (3) into a first inserting groove (2a) on a wing plate of the H-shaped steel column (2), and fixedly connecting the first connecting piece (3) with the wing plate of the H-shaped steel column (2) through a bolt; then, a second inserting block (4c) of a second connecting piece (4) is inserted into a second inserting groove (2b) of the wing plate of the H-shaped steel column (2), and the second connecting piece (4) is fixedly connected with the wing plate of the H-shaped steel column (2) through a bolt; the H-shaped steel beam (1) is erected on the H-shaped steel column (2), a second plate (3b) and a web plate (1c) of a first connecting piece (3) and a first transverse plate (4b) and a lower wing plate (1b) of a second connecting piece (4) are fixedly connected through bolts, and a second vertical plate (5b) of a third connecting piece (5) and a fourth plate (6b) of a fourth connecting piece (6) are fixedly connected with the wing plates of the H-shaped steel column (2) through bolts respectively.
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| CN112282048A (en) * | 2020-11-17 | 2021-01-29 | 广州地铁设计研究院股份有限公司 | Steel pipe column and composite beam connecting node and construction method thereof |
| CN113026940A (en) * | 2021-03-25 | 2021-06-25 | 天津中冀建设集团有限公司 | Super high-rise building core tube steel column connecting structure and core tube construction method |
| CN113062448A (en) * | 2021-03-31 | 2021-07-02 | 潮峰钢构集团有限公司 | Frame beam steel bar connecting system of section steel column and concrete and pouring construction method |
| CN113202188A (en) * | 2021-05-08 | 2021-08-03 | 安徽省宝路钢结构有限公司 | Steel construction quick connector |
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| CN113202188A (en) * | 2021-05-08 | 2021-08-03 | 安徽省宝路钢结构有限公司 | Steel construction quick connector |
| CN115126088A (en) * | 2022-05-09 | 2022-09-30 | 安徽跨宇钢结构网架工程有限公司 | Square tubular column and H-shaped steel beam assembled node and construction method |
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