CN210887776U - Prefabricated combination beam - Google Patents
Prefabricated combination beam Download PDFInfo
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- CN210887776U CN210887776U CN201921293928.8U CN201921293928U CN210887776U CN 210887776 U CN210887776 U CN 210887776U CN 201921293928 U CN201921293928 U CN 201921293928U CN 210887776 U CN210887776 U CN 210887776U
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- plate
- reinforcing part
- beam frame
- reinforcing
- girder according
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- 230000003014 reinforcing effect Effects 0.000 claims abstract description 63
- 239000002131 composite material Substances 0.000 claims description 23
- 230000002787 reinforcement Effects 0.000 claims description 12
- 239000000945 filler Substances 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 6
- 229910000831 Steel Inorganic materials 0.000 description 13
- 239000010959 steel Substances 0.000 description 13
- 238000012856 packing Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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Abstract
The utility model provides a prefabricated combination beam, it includes: a beam frame; the beam frame comprises a first plate, a second plate and a third plate, the second plate is connected to the first plate and the third plate, the first plate and the third plate are arranged in parallel, the second plate is perpendicular to the first plate and the third plate, and the cross section of the beam frame is in an I shape; the first reinforcing part is a rib bent into a U shape and penetrates through the first plate and the third plate; the second reinforcing part is a rib bent into a U shape, the second reinforcing part penetrates through the first plate and the third plate, and the opening of the first reinforcing part and the opening of the second reinforcing part face to opposite directions; an outer shell surrounding the beam mount. The utility model discloses a prefabricated combination beam makes it have bearing capacity height, good, the convenient construction's of stability characteristics of ductility.
Description
Technical Field
The utility model belongs to the building field especially relates to a prefabricated combination roof beam.
Background
The composite beam is a transverse bearing member in which a steel beam and a concrete slab are connected into a whole through a shear connector and are stressed together, can fully exert the advantages of high tensile strength of steel and good compression resistance of concrete, and has the advantages of high bearing capacity, high rigidity, good anti-seismic and dynamic performances, small section size of the member, convenience in construction and the like. The steel beams adopted by the existing composite beams have the forms of I-shaped beams, box-shaped beams, steel trusses, honeycomb-shaped steel beams and the like. The application of the corrugated web H-shaped steel in the composite beam is discussed, and compared with the common H-shaped steel beam, the corrugated web H-shaped steel has the advantages of high strength, less steel consumption and high local stable bearing capacity, and can further exert the advantages of the composite beam. The Vienna airport parking lot in Austria adopts the structural form proposed by Nie construction nation, and has no application in China. The corrugated steel web composite structure box girder bridge adopts a closed box-shaped section composite girder formed by a concrete wing plate and a corrugated web, but the design principle of the corrugated steel web composite structure box girder bridge is different from that of the concrete wing plate and the corrugated web. The corrugated web H-shaped steel web is generally thin, but has high out-of-plane rigidity and buckling strength, the height-thickness ratio of the web can reach 600, and the cross section is more expanded, so that the corrugated web H-shaped steel web is very suitable for being used as a transverse stress member.
In the existing building engineering, the beam is prefabricated in a factory and then is transported to a construction site to be installed and fixed according to the position required by the design.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a prefabricated combination beam makes it have bearing capacity height, good, the stability of good, construction convenience's of ductility at least one.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
the utility model provides a prefabricated combination beam, it includes:
a beam frame; the beam frame comprises a first plate, a second plate and a third plate, the second plate is connected to the first plate and the third plate, the first plate and the third plate are arranged in parallel, the second plate is perpendicular to the first plate and the third plate, and the cross section of the beam frame is in an I shape;
the first reinforcing part is a rib bent into a U shape and penetrates through the first plate and the third plate;
the second reinforcing part is a rib bent into a U shape, the second reinforcing part penetrates through the first plate and the third plate, and the opening of the first reinforcing part and the opening of the second reinforcing part face to opposite directions;
an outer shell surrounding the beam mount.
Preferably, a filler is disposed between the first plate and the third plate, the filler being disposed around the first reinforcing part and the second reinforcing part.
Preferably, the first plate and the third plate are flat plates, and the second plate is a corrugated plate.
Preferably, the opening of the first reinforcing part faces the side of the third plate.
Preferably, the opening of the second reinforcing part faces the side of the first plate.
Preferably, a cross-sectional shape of the first reinforcing part is the same as a cross-sectional shape of the second reinforcing part.
Preferably, the first reinforcing part has a circular cross-section, and the second reinforcing part has a circular cross-section.
Preferably, the beam frame has a length greater than that of the outer shell, and both ends of the beam frame protrude from the outer shell.
Preferably, the first reinforcing portion is provided in plurality along the extending direction of the beam frame, and the second reinforcing portion is provided in plurality along the extending direction of the beam frame.
Preferably, the first reinforcing portion and the second reinforcing portion are staggered in the extending direction of the beam frame.
Compared with the prior art, prefabricated combination beam, have bear in the weight of at least one in the characteristics of dynamic height, good, the stability good, construction convenience of ductility.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a cross-sectional view of a prefabricated composite beam according to an embodiment of the present invention.
Fig. 2 is a side view of a prefabricated composite girder according to an embodiment of the present invention (outer shell not shown).
Fig. 3 is a schematic view illustrating a second plate of a prefabricated composite girder according to an embodiment of the present invention.
Description of reference numerals:
1-first plate 2-second plate 3-third plate 4-filler 5-first reinforcement 6-second reinforcement 7-outer shell.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 to 3, the utility model provides a prefabricated composite beam, it includes: beam, first reinforcement 5, second reinforcement 6, filler 4 and outer shell 7.
The beam frame comprises a first plate 1, a second plate 2 and a third plate 3, the second plate 2 is connected to the first plate 1 and the third plate 3, the first plate 1 and the third plate 3 are arranged in parallel, the second plate 2 is perpendicular to the first plate 1 and the third plate 3, the second plate 2 can be located in the middle of the first plate 1 in the width direction, the second plate 2 can be located in the middle of the third plate 3 in the width direction, and the cross section of the beam frame is in an I shape. As shown in fig. 3, the first plate 1 and the third plate 3 are flat plates, and the second plate 2 is a corrugated plate, so that the strength of the beam frame is enhanced, and the beam frame is not easily bent by external force.
The first reinforcing part 5 is a rib bent into a U shape, and the first reinforcing part 5 penetrates through the first plate 1 and the third plate 3. The second reinforcing part 6 is a rib bent into a U shape, the first reinforcing part 5 and the second reinforcing part 6 are similar in shape, the second reinforcing part 6 penetrates through the first plate 1 and the third plate 3, and an opening of the first reinforcing part 5 and an opening of the second reinforcing part face to opposite directions. The second reinforcement 6 is located circumferentially outwardly of the first reinforcement 5, i.e. at least part of said first reinforcement 5 is surrounded by said second reinforcement 6, as seen in the direction of extension of the beam. The first reinforcing part 5 and the second reinforcing part can improve the compressive strength of the beam frame.
A filler 4, which may be concrete for example, is arranged between the first plate 1 and the third plate 3, the filler 4 being arranged around the first reinforcement 5 and the second reinforcement 5. After the concrete is solidified, the compressive strength of the composite beam can be improved, so that the composite beam is formed into a solid whole.
Specifically, the opening of the first reinforcing portion 5 faces the side of the third plate 3 (the lower side in fig. 1), and the opening of the second reinforcing portion 6 faces the side of the first plate 1 (the upper side in fig. 1). The first and second reinforcing parts 5 and 6 pass at least partially through the packing 4 or insert the packing 4.
The outer shell 7 surrounds the beam and the filler 4 is also located inside the outer shell 7. The beam frame has a length greater than that of the outer shell 7, and both or one end portions of the beam frame protrude from the outer shell 7, so that at least one of the both end portions of the beam frame facilitates connection of a connecting member such as a bolt.
As shown in fig. 2, the first reinforcing portion 5 is provided in plurality along the extending direction of the beam, and the second reinforcing portion 6 is provided in plurality along the extending direction of the beam. The plurality of first reinforcing portions 5 are spaced apart by the same distance, and the plurality of second reinforcing portions 6 are spaced apart by the same distance. The first reinforcing portions 5 and the second reinforcing portions 6 are staggered in the extending direction of the beam frame, that is, the first reinforcing portions 5 and the second reinforcing portions 6 are staggered.
The cross-sectional shape of the first reinforcing part 5 is the same as the cross-sectional shape of the second reinforcing part 6. For example, the first reinforcing part 5 has a circular cross section, and the second reinforcing part 6 has a circular cross section.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A prefabricated composite beam, comprising:
a beam frame; the beam frame comprises a first plate (1), a second plate (2) and a third plate (3), the second plate (2) is connected to the first plate (1) and the third plate (3), the first plate (1) and the third plate (3) are arranged in parallel, the second plate (2) is perpendicular to the first plate (1) and the third plate (3), and the cross section of the beam frame is in an I shape;
the first reinforcing part (5) is a rib bent into a U shape, and the first reinforcing part (5) penetrates through the first plate (1) and the third plate (3);
the second reinforcing part (6) is a rib bent into a U shape, the second reinforcing part (6) penetrates through the first plate (1) and the third plate (3), and an opening of the first reinforcing part (5) and an opening of the second reinforcing part face to opposite directions;
an outer shell (7), the outer shell (7) surrounding the beam mount.
2. The precast composite girder according to claim 1, wherein: a filler (4) is arranged between the first plate (1) and the third plate (3), the filler (4) being arranged around the first reinforcement (5) and the second reinforcement (6).
3. The precast composite girder according to claim 1, wherein: the first plate (1) and the third plate (3) are flat plates, and the second plate (2) is a corrugated plate.
4. The precast composite girder according to claim 1, wherein: the opening of the first reinforcing part (5) faces the side of the third plate (3).
5. The precast composite girder according to claim 1, wherein: the opening of the second reinforcing part (6) faces the side of the first plate (1).
6. The precast composite girder according to claim 1, wherein: the cross-sectional shape of the first reinforcing portion (5) is the same as the cross-sectional shape of the second reinforcing portion (6).
7. The precast composite girder according to claim 1, wherein: the cross section of the first reinforcing part (5) is circular, and the cross section of the second reinforcing part (6) is circular.
8. The precast composite girder according to claim 1, wherein: the length of the beam frame is greater than that of the outer shell (7), and two ends of the beam frame protrude out of the outer shell (7).
9. The precast composite girder according to claim 1, wherein: the first reinforcing part (5) is provided in plurality along the extending direction of the beam frame, and the second reinforcing part (6) is provided in plurality along the extending direction of the beam frame.
10. The precast composite girder according to claim 9, wherein: the first reinforcing portion (5) and the second reinforcing portion (6) are offset in the extending direction of the beam frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921293928.8U CN210887776U (en) | 2019-08-12 | 2019-08-12 | Prefabricated combination beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921293928.8U CN210887776U (en) | 2019-08-12 | 2019-08-12 | Prefabricated combination beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210887776U true CN210887776U (en) | 2020-06-30 |
Family
ID=71319937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921293928.8U Expired - Fee Related CN210887776U (en) | 2019-08-12 | 2019-08-12 | Prefabricated combination beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210887776U (en) |
-
2019
- 2019-08-12 CN CN201921293928.8U patent/CN210887776U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200630 |
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| CF01 | Termination of patent right due to non-payment of annual fee |