CN110607743A - Full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and assembling method thereof - Google Patents
Full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and assembling method thereof Download PDFInfo
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- CN110607743A CN110607743A CN201911013185.9A CN201911013185A CN110607743A CN 110607743 A CN110607743 A CN 110607743A CN 201911013185 A CN201911013185 A CN 201911013185A CN 110607743 A CN110607743 A CN 110607743A
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2/00—Bridges characterised by the cross-section of their bearing spanning structure
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D21/00—Methods or apparatus specially adapted for erecting or assembling bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention discloses a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and an assembly method thereof, wherein a type honeycomb type multilayer H-shaped steel main beam consists of continuous H-shaped steel at the uppermost layer and the lowermost layer and one or more layers of H-shaped steel arranged at certain intervals according to certain rules or stress characteristics, and the uppermost layer and the lowermost layer use the H-shaped steel with the same specification; the invention adopts full bolt connection, and the honeycomb-like multilayer H-shaped steel structure form has the advantages of simple and convenient construction, excellent mechanical property, attractive appearance, simple structure, material saving and simple type selection.
Description
Technical Field
The invention discloses a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and an assembling method thereof, and belongs to the technical field of civil engineering assembled structures.
Background
The technology of the steel structure bridge is more and more mature, but the economic benefit of enterprises is seriously influenced by accidents caused by field welding and overlong construction period. With the continuous advance of the assembly process in China and the deep humanity of the environmental protection concept, steel structure bridges needing a large amount of on-site welding face huge improvement pressure.
Disclosure of Invention
The invention overcomes the defects of the prior art, provides a full-bolt connection honeycomb-like multilayer H-shaped steel bridge structure and an assembly method thereof, creatively adopts a honeycomb-like multilayer H-shaped steel combined structure, simplifies the node design, is convenient to realize full assembly, practices the concept of green building, can obviously shorten the construction period and obtains great economic benefit.
In order to solve the technical problems, the invention adopts the technical scheme that: a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure comprises main beam bodies and transverse supports, wherein the main beam bodies are longitudinally arranged in parallel at equal intervals, and a plurality of transverse supports are arranged between the connected main beam bodies;
the structure of the main beam body comprises a main beam body, a connecting plate and a cover plate, wherein the main beam body and the connecting plate are all H-shaped steel, the two main beam bodies are arranged in parallel up and down on a vertical surface, a plurality of connecting plates are arranged between the two main beam bodies at equal intervals, the width of the main beam body is equal to that of the connecting plates, the main beam body and the connecting plates are longitudinally distributed so that the main beam bodies and the horizontal plates of the connecting plates can be matched and correspond to each other, the main beam body and the connecting plates are correspondingly provided with a plurality of through holes on the horizontal plate of the connecting part, the main beam body and the connecting plates are connected together through bolts, the cover plate is of a plate-shaped structure comprising two specifications, the cover plates of the two specifications are regularly distributed and provided with a plurality of through holes, and the cover plates of the two specifications are, the cover plates are distributed on the main beam body in a matrix mode and are fixed on the main beam body and the connecting plate through bolts, and the two cover plates are matched with the side face of the main beam body and/or the side face of the connecting plate to form a groove-shaped connecting groove;
the transverse support is of an H-shaped steel structure, the length of a horizontal plate of the transverse support is smaller than that of a vertical plate, the end parts of the two horizontal plates of the transverse support can be inserted into connecting grooves on the two horizontal plates of the main beam body in a matching mode, the vertical plate of the transverse support correspondingly supports against the vertical plate of the main beam body in a matching mode, a plurality of through holes formed in the horizontal plate of the transverse support correspond to the through holes in the cover plate, and the transverse support is fixed on the cover plate through bolts;
the cross matching of the vertical plate of the girder body and the vertical plate of the transverse support is provided with angle steel, two sides of the angle steel are provided with a plurality of through holes, the through holes are corresponding to the through holes arranged on the vertical plate of the main girder body and the vertical plate of the transverse support, the angle steel is fixed together with the vertical plate of the transverse support and the vertical plate of the girder body through bolts, two side plates of the angle steel are horizontally provided with a joint support plate, the joint support plate and the angle steel are integrally formed, the joint support plate is provided with a through hole, and a connecting rod is connected between the two joint support plates at the diagonal positions in the same horizontal plane through bolts.
The reinforcing plate is arranged between the two horizontal plates of the main beam body in a matched mode, is perpendicular to the vertical plate of the main beam body and is welded and fixed with the vertical plate of the main beam body.
The upper side and the lower side of the end part of the vertical plate of the transverse support are both provided with steps, the height of each step is equal to the thickness of the cover plate, and therefore the steps are matched with the clamping grooves formed by the matching of the horizontal plates of the transverse support to be inserted into the cover plates.
The invention relates to an assembly method of a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure according to the claims, which is implemented according to the following steps:
the first step, a factory preparation stage;
welding a plurality of reinforcing plates on a vertical plate at one side of the main beam body at equal intervals for later use, and welding a connecting support plate on the inner sides of two side plates of the angle steel for later use; processing steps on the upper side and the lower side of the end parts of the two ends of the transversely supported vertical plate for later use;
secondly, factory pre-combination;
a plurality of connecting plates which are distributed at equal intervals are fixedly arranged between the two main beam bodies through bolts, and cover plates are fixedly arranged at the upper and lower positions of the two sides of the horizontal plate of the main beam body at the positions of the connecting plates through bolts to form a main beam body;
thirdly, formally combining actual installation places;
a. arranging a plurality of main beam bodies in parallel, arranging a plurality of transverse supports between two adjacent main beam bodies, and connecting two ends of each transverse support with corresponding cover plates together by using bolts;
b. arranging angle steel at the intersection of the transverse support and the main beam body, and connecting and fixing the angle steel on the transverse support and the main beam body through bolts;
c. in a frame body enclosed by the transverse support and the main beam body, two angle steels on the diagonal are connected together by bolts through connecting rods.
The both ends of connecting rod all correspond the joint support board and are provided with connect the through-hole, and in every framework that encloses by horizontal support and girder body, a connecting rod is fixed in the upside of joint support board, and another connecting rod is fixed in the downside that corresponds diagonal joint support board.
The connecting rod is of an angle steel structure.
Compared with the prior art, the invention has the following beneficial effects.
1) The invention can realize the full assembly and full bolt connection of the steel bridge, and the zero welding is realized on the construction site; compared with the traditional structure form, the invention has more reliable quality;
(2) the construction speed of the invention is fast, and the construction period of years is reduced to months; the construction speed is faster, the enterprise cost can be obviously reduced, and the social benefits of the enterprise are increased.
Drawings
The invention is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the main beam body of the present invention.
Fig. 3 is a schematic view of the lateral support of the present invention.
FIG. 4 is a schematic view of the connection of the lateral support to the main beam body according to the present invention.
In the figure: the main beam body 1, the main beam body 11, the connecting plate 12, the cover plate 13, the connecting groove 14, the transverse support 2, the angle steel 3, the connecting support plate 4, the connecting rod 5, the reinforcing plate 6 and the step 7.
Detailed Description
As shown in fig. 1 to 4, the full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure comprises main beam bodies 1 and transverse supports 2, wherein the main beam bodies 1 are longitudinally arranged in parallel at equal intervals, and a plurality of transverse supports 2 are arranged between the connected main beam bodies 1;
the main beam body 1 comprises main beam bodies 11, connecting plates 12 and cover plates 13, wherein the main beam bodies 11 and the connecting plates 12 are H-shaped steel, the two main beam bodies 11 are arranged in parallel up and down on a vertical surface, a plurality of connecting plates 12 are arranged between the two main beam bodies 11 at equal intervals, the widths of the main beam bodies 11 and the connecting plates 12 are equal, the main beam bodies 11 and the connecting plates 12 are longitudinally distributed, so that horizontal plates of the main beam bodies 11 and the connecting plates 12 can be matched and correspond to each other, the main beam bodies 11 and the connecting plates 12 are correspondingly provided with a plurality of through holes on the horizontal plates of the connecting parts, the main beam bodies 11 and the connecting plates 12 are connected together through bolts, the cover plates 13 are of plate-shaped structures with two specifications, the cover plates 13 with the two specifications are regularly distributed and provided with a plurality of through holes, and the cover plates 13 with the two specifications are arranged on the upper and lower sides of the horizontal plates of, the cover plates 13 are distributed on the main beam body 11 in a matrix manner and are fixed on the main beam body 11 and the connecting plate 12 through bolts, and the two cover plates 13 are matched with the side surfaces of the main beam body 11 and/or the connecting plate 12 to form a groove-shaped connecting groove 14;
the transverse support 2 is of an H-shaped steel structure, the length of a horizontal plate of the transverse support 2 is smaller than that of a vertical plate, the end parts of the two horizontal plates of the transverse support 2 can be inserted into connecting grooves 14 on the two horizontal plates of the main beam body 11 in a matching mode, the vertical plate of the transverse support 2 correspondingly supports against the vertical plate of the main beam body 11 in a matching mode, a plurality of through holes formed in the horizontal plate of the transverse support 2 correspond to the through holes in the cover plate 13, and the transverse support 2 is fixed on the cover plate 13 through bolts;
the cross department matching of the vertical plate of the transverse support 2 and the vertical plate of the main beam body 11 is provided with angle steel 3, two sides of the angle steel 3 are provided with a plurality of through holes, and the through holes are corresponding to the through holes arranged on the vertical plate of the transverse support 2 and the vertical plate of the main beam body 11, and the angle steel 3, the vertical plate of the transverse support 2 and the vertical plate of the main beam body 11 are fixed together through bolts, two side plate inner sides of the angle steel 3 are horizontally provided with joint support plates 4, the joint support plates 4 and the angle steel 3 are integrally formed, the joint support plates 4 are provided with through holes, and a connecting rod 5 is connected between the two joint support plates 4 at the diagonal positions in the same horizontal plane through bolts.
The main beam is characterized in that a reinforcing plate 6 is arranged between the two horizontal plates of the main beam body 11 in a matched mode, and the reinforcing plate 6 is perpendicular to the vertical plate of the main beam body 11 and is welded and fixed with the vertical plate of the main beam body 11.
The upper side and the lower side of the end part of the vertical plate of the transverse support 2 are both provided with steps 7, the height of the steps 7 is equal to the thickness of the cover plate 13, so that the steps 7 are matched with the horizontal plate of the transverse support 2 to form clamping grooves which are inserted into the cover plate 13 in a matching mode.
The invention relates to an assembly method of a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure according to the claims, which is implemented according to the following steps:
the first step, a factory preparation stage;
manufacturing corresponding parts according to the design size, welding a plurality of reinforcing plates 6 on a vertical plate on one side of the main beam body 11 at equal intervals for later use, and welding a connecting support plate 4 on the inner sides of two side plates of the angle steel 3 for later use; processing steps 7 on the upper side and the lower side of the end parts of the two ends of the vertical plate of the transverse support 2 for later use;
secondly, factory pre-combination;
a plurality of connecting plates 12 which are distributed at equal intervals are fixedly arranged between the two main beam bodies 11 through bolts, and cover plates 13 are fixedly arranged at the upper and lower positions of the two sides of the horizontal plate of the main beam body 11 at the positions of the connecting plates 12 through bolts to form a main beam body 1;
thirdly, formally combining actual installation places;
a. arranging a plurality of main beam bodies 1 in parallel, arranging a plurality of transverse supports 2 between two adjacent main beam bodies 1, and connecting two ends of each transverse support 2 with corresponding cover plates 13 by using bolts;
b. arranging angle steel 3 at the intersection of the transverse support 2 and the main beam body 1, and connecting and fixing the angle steel 3 on the transverse support 2 and the main beam body 1 through bolts;
c. two angle steels 3 on the diagonal are connected together by bolts through connecting rods 5 in a frame body enclosed by a transverse support 2 and a main beam body 1.
The both ends of connecting rod 5 all correspond joint support board 4 and are provided with connect the through-hole, and in every frame that encloses by horizontal support 2 and girder body 1, a connecting rod 5 is fixed at the upside of joint support board 4, and another connecting rod 5 is fixed at the downside that corresponds diagonal joint support board 4.
The connecting rod 5 is of an angle steel structure.
The invention is further illustrated with reference to specific examples.
The invention relates to a full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure which comprises a longitudinal type honeycomb type multilayer H-shaped steel main beam, a solid-web type H-shaped transverse support and a solid-web type angle steel inclined support, wherein the longitudinal type honeycomb type multilayer H-shaped steel main beam is in a novel combination form, namely the longitudinal type honeycomb type multilayer H-shaped steel main beam comprises continuous H-shaped steel at the uppermost layer and the lowermost layer and one or more layers of H-shaped steel arranged at certain intervals according to certain rules or stress characteristics; the uppermost layer and the lowermost layer of H-shaped steel have the same specification; the honeycomb-like multilayer H-shaped steel main beams are arranged at certain intervals to form a longitudinal main stress frame; the connection between the H-shaped steel adopts full bolt connection, and meets the requirement of an assembly type.
In the device, the solid web type H-shaped transverse support is connected in an inserting manner by extending a web plate to a web plate of a main beam, and the web plates are connected by using angle steel bolts; the flanges are connected by the cover plate, and the transverse supporting web plate is broken in order to ensure the whole lower cover plate, so that the space requirement of the cover plate is met;
the solid H-shaped transverse support has the same specification with the longitudinal structure connected with the solid H-shaped transverse support, namely the transverse support connected with the uppermost layer or the lowermost layer has the same specification with the solid H-shaped transverse support, and the transverse support connected with the middle layer has the same specification with the middle layer.
In the device, the transverse plate is directly welded on the angle steel in a factory to connect the inclined support.
In the device, the connection mode is adopted, and the stiffening ribs are added at the corresponding positions of the main beams to meet the requirement of transverse support rigidity.
In the device, the transverse support is arranged at the central position of the H-shaped steel in the middle layer so as to meet the structural stability and the aesthetic function.
The invention relates to an assembly method of a full-bolt connection honeycomb type multilayer H-shaped steel bridge structure, which comprises the following steps of firstly, assembling and installing a honeycomb type multilayer H-shaped steel main beam, and connecting flanges by bolts; then arranging the honeycomb-like multilayer H-shaped steel main beams at certain intervals to form a longitudinal main stress frame; then transversely supporting the solid-web H-shaped steel to a specified position, and connecting a cover plate; connecting the angle steel with the web plate; similarly, the next main beam is connected with the transverse support; and finally, connecting the inclined support to the angle steel, wherein all the connections adopt high-strength bolts.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described, and the standard parts used in the present invention are all available on the market, the special-shaped parts can be customized according to the description and the accompanying drawings, the specific connection mode of each part adopts the conventional means of bolt and rivet, welding and the like which are mature in the prior art, and the machines, parts and equipment adopt the conventional models in the prior art, and the details are not described herein.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.
Claims (6)
1. The all-bolt connection type honeycomb type multilayer H-shaped steel bridge structure is characterized by comprising main beam bodies (1) and transverse supports (2), wherein the main beam bodies (1) are longitudinally arranged in parallel at equal intervals, and a plurality of transverse supports (2) are arranged between the connected main beam bodies (1);
the structure of the main beam body (1) comprises main beam bodies (11), connecting plates (12) and cover plates (13), wherein the main beam bodies (11) and the connecting plates (12) are H-shaped steel, the two main beam bodies (11) are arranged in parallel on a vertical surface from top to bottom, a plurality of connecting plates (12) are arranged between the two main beam bodies (11) at equal intervals, the widths of the main beam bodies (11) and the connecting plates (12) are equal, the main beam bodies (11) and the connecting plates (12) are longitudinally distributed, so that horizontal plates of the main beam bodies (11) and the connecting plates (12) can be matched and correspond to each other, a plurality of through holes are correspondingly formed in the horizontal plates of the connecting parts of the main beam bodies (11) and the connecting plates (12) through bolts, the cover plates (13) are of plate-shaped structures with two specifications, the cover plates (13) of the two specifications are regularly distributed with a plurality of through holes, the cover plates (13) of the two specifications are arranged on the upper side and the lower side of a horizontal plate of a connecting part of the main beam body (11) and the connecting plate (12) singly or in combination, the cover plates (13) are distributed on the main beam body (11) in a matrix manner and are fixed on the main beam body (11) and the connecting plate (12) through bolts, and the two cover plates (13) are matched with the side surfaces of the main beam body (11) and/or the connecting plate (12) to form a groove-shaped connecting groove (14);
the transverse support (2) is of an H-shaped steel structure, the length of a horizontal plate of the transverse support (2) is smaller than that of a vertical plate, the end parts of the two horizontal plates of the transverse support (2) can be inserted into connecting grooves (14) on the two horizontal plates of the main beam body (11) in a matching mode, the vertical plate of the transverse support (2) is correspondingly supported against the vertical plate of the main beam body (11), a plurality of through holes formed in the horizontal plate of the transverse support (2) correspond to the through holes in the cover plate (13), and the transverse support (2) is fixed on the cover plate (13) through bolts;
the cross department matching of the vertical plate of the transverse support (2) and the vertical plate of the main beam body (11) is provided with angle steel (3), be provided with a plurality of through-holes on two sides of angle steel (3), and the through-hole that sets up on the vertical plate of this through-hole and the vertical plate of the transverse support (2) and main beam body (11) is corresponding to fix angle steel (3) and the vertical plate of the transverse support (2) and the vertical plate of main beam body (11) together through the bolt, the inboard level of two curb plates of angle steel (3) is provided with joint support board (4), joint support board (4) and angle steel (3) integrated into one piece, be provided with the through-hole on joint support board (4), and be in the same horizontal plane and have connecting rod (5) through bolted connection between two joint support board (4) of diagonal position.
2. The all-bolt-connection honeycomb-like multi-layer H-shaped steel bridge structure is characterized in that a reinforcing plate (6) is arranged between two horizontal plates of the main beam body (11) in a matched mode, and the reinforcing plate (6) is vertically arranged with a vertical plate of the main beam body (11) and is welded and fixed with the vertical plate of the main beam body (11).
3. The all-bolt-connection honeycomb-like multi-layer H-shaped steel bridge structure is characterized in that steps (7) are arranged on the upper side and the lower side of the end portion of the vertical plate of the transverse support (2), the height of each step (7) is equal to the thickness of the corresponding cover plate (13), and therefore clamping grooves formed by matching the steps (7) with the horizontal plate of the transverse support (2) are matched and connected onto the corresponding cover plates (13).
4. An assembling method of the full bolt connection type honeycomb multi-layer H-shaped steel bridge structure according to claim 3 is implemented by the following steps:
the first step, a factory preparation stage;
a plurality of reinforcing plates (6) are welded on a vertical plate on one side of the main beam body (11) at equal intervals for standby, and a connecting support plate (4) is welded on the inner sides of two side plates of the angle steel (3) for standby; processing steps (7) on the upper side and the lower side of the end parts of the two ends of the vertical plate of the transverse support (2) for standby;
secondly, factory pre-combination;
a plurality of connecting plates (12) which are distributed at equal intervals are fixedly arranged between the two main beam bodies (11) through bolts, and cover plates (13) are fixedly arranged at the upper and lower positions of the two sides of the horizontal plate of the main beam body (11) at the positions of the connecting plates (12) through bolts to form a main beam body (1);
thirdly, formally combining actual installation places;
a. arranging a plurality of main beam bodies (1) in parallel, arranging a plurality of transverse supports (2) between two adjacent main beam bodies (1), and connecting two ends of each transverse support (2) with corresponding cover plates (13) by using bolts;
b. arranging angle steel (3) at the intersection of the transverse support (2) and the main beam body (1), and connecting and fixing the angle steel (3) on the transverse support (2) and the main beam body (1) through bolts;
c. in a frame surrounded by the transverse support (2) and the main beam body (1), two angle steels (3) on the diagonal are connected together by bolts through a connecting rod (5).
5. The assembling method of the full bolt connection type honeycomb type multi-layer H-shaped steel bridge structure according to claim 4, characterized in that both ends of the connecting rods (5) are provided with connecting through holes corresponding to the connecting support plates (4), and in each frame body enclosed by the transverse supports (2) and the main beam body (1), one connecting rod (5) is fixed on the upper side of the connecting support plate (4), and the other connecting rod (5) is fixed on the lower side of the corresponding diagonal connecting support plate (4).
6. The assembling method of the full bolt connection type honeycomb multilayer H-shaped steel bridge structure according to claim 4, characterized in that the connecting rod (5) is an angle steel structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911013185.9A CN110607743A (en) | 2019-10-23 | 2019-10-23 | Full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and assembling method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201911013185.9A CN110607743A (en) | 2019-10-23 | 2019-10-23 | Full-bolt connection type honeycomb type multilayer H-shaped steel bridge structure and assembling method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196064A (en) * | 2020-02-25 | 2020-05-26 | 东南大学 | Shaped steel strenghthened type honeycomb panel structure |
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2019
- 2019-10-23 CN CN201911013185.9A patent/CN110607743A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111196064A (en) * | 2020-02-25 | 2020-05-26 | 东南大学 | Shaped steel strenghthened type honeycomb panel structure |
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