CN212957248U - Novel light sandwich concrete steel bar angle steel truss girder structure - Google Patents
Novel light sandwich concrete steel bar angle steel truss girder structure Download PDFInfo
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- CN212957248U CN212957248U CN202020796259.2U CN202020796259U CN212957248U CN 212957248 U CN212957248 U CN 212957248U CN 202020796259 U CN202020796259 U CN 202020796259U CN 212957248 U CN212957248 U CN 212957248U
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Abstract
The utility model relates to the field of assembly type buildings, in particular to a novel light sandwich concrete steel bar angle steel truss girder structure, which comprises a light concrete sandwich, a fireproof coating layer, a beam surface wrapping layer and a steel bar angle steel truss stress component; the stress member comprises beam angle steel and web member steel bars, the beam angle steel is arranged at four corners of the lightweight concrete sandwich in the horizontal direction, and the web member steel bars are welded on the beam angle steel and coact with the four beam angle steel bars to form steel to form a steel bar angle steel truss structure; novel light sandwich concrete angle steel truss girder construction structural design is reasonable, and the practicality is strong, because each planar optional position of novel light sandwich concrete angle steel truss girder construction all is the triangle-shaped structure, and the atress performance of beam structure improves greatly, has prolonged the life of building simultaneously, and this building structure can batch production, transports the scene again and assembles, is particularly suitable for assembly type building.
Description
Technical Field
The utility model relates to an assembly type structure field specifically is a novel light sandwich concrete angle steel truss girder construction.
Background
With the continuous improvement of the engineering construction speed and the quality requirement, more and more new building construction technologies are produced and play an important role in the actual production, and the assembly type building is one of the technologies. The fabricated building is a building fabricated by assembling prefabricated parts on a construction site, and is divided into five types, namely a block building, a plate building, a box building, a skeleton plate building, a rising-rise building and the like according to the form and construction method of prefabricated parts, wherein a steel bar truss girder structure is the most important component in the skeleton plate building.
The steel bar truss girder structure in the framework plate building in the prior art has certain defects more or less, for example, the structural design is too complex and heavy, which causes the carrying process to be complicated and troublesome; in addition, the fire-proof performance is not particularly perfect, and when a fire disaster occurs in the construction process, the fire-proof structure cannot play a good role in isolating the fire source.
To the problem in the above-mentioned background art, the utility model aims at providing a novel light sandwich concrete angle steel truss girder construction.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a novel light sandwich concrete angle steel truss girder construction to solve the problem that provides among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a novel light sandwich concrete reinforcing bar angle steel truss girder structure, it includes: lightweight concrete sandwich, fire prevention dope layer, roof beam face parcel layer and atress component, fire prevention dope layer sets up in the lightweight concrete sandwich outside, roof beam face parcel layer encircles in the fire prevention dope layer outside, the atress component includes roof beam angle steel and web member reinforcing bar, roof beam angle steel sets up in four bights of lightweight concrete sandwich horizontal direction, it is fixed through web member steel bar welded connection between four roof beam angle steel of roof beam, web member steel bar welding is on roof beam angle steel and with four roof beam angle steel combined action formation steel formation angle steel truss structure.
As a further aspect of the present invention: any position of each plane of the novel light sandwich concrete reinforced steel angle steel truss girder structure is of a triangular structure.
As a further aspect of the present invention: the bulk density of the material made of the lightweight concrete sandwich is 150-200kg/m3, which is 1/10 of the bulk density of the currently used common concrete.
As a further aspect of the present invention: the thickness of the fireproof coating layer is 50mm, and the fireproof coating layer is thickened environment-friendly non-combustible cement-based fireproof coating.
As a further aspect of the present invention: the thickness of the beam surface coating layer is 10mm, and the beam surface coating layer is an environment-friendly non-combustible cement-based concrete reinforcing agent.
As a further aspect of the present invention: the web member reinforcing steel bar comprises a straight web member and a diagonal web member.
As a further aspect of the present invention: two hoisting embedded internal thread sleeves are pre-embedded in two side faces of the left end beam and the right end beam of the novel light sandwich concrete steel bar angle steel truss beam structure in the beam height direction.
As a further aspect of the present invention: the length of the hoisting embedded internal thread sleeve M18mm is 100 mm.
Compared with the prior art, the beneficial effects of the utility model are that:
the novel light sandwich concrete steel bar angle steel truss girder structure is reasonable in structural design and strong in practicability, and any position of each plane of the novel light sandwich concrete steel bar angle steel truss girder structure is a triangular structure, so that the triangle has stability, and the stress performance of the girder structure is greatly improved;
because the steel bar angle steel truss structure consisting of the stressed steel bars of the light-weight sandwich concrete steel bar truss girder is completely separated from the light-weight concrete sandwich heat-preservation, corrosion-prevention and fire-prevention auxiliary structure, the problems of thick and heavy concrete girder structure, exposed steel structure girder, cold bridge, heat preservation, corrosion prevention, fire prevention and the like of the concrete girder used at the present stage are effectively solved, and the steel bar angle steel truss girder is completely suitable for assembly type buildings;
in addition, the fireproof coating layer and the lightweight concrete sandwich in the beam play roles of corrosion prevention, heat preservation and heat insulation in normal use, and once a 10mm beam surface wrapping layer is burnt out when a fire disaster happens, the 50mm fireproof coating layer expands rapidly and covers the surface of the beam, so that the reinforcing steel bars in the beam are effectively protected, the structure safety is ensured, and the fireproof effect is achieved.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a beam section view of a novel lightweight sandwich concrete reinforced steel angle steel truss beam structure.
Fig. 2 is a schematic diagram of a novel lightweight sandwich concrete reinforced steel angle steel truss girder structure.
Fig. 3 is a schematic structural diagram of a beam connection point Z1, a beam connection point two Z2 and a column connection point Z3 of a novel lightweight sandwich concrete reinforced angle steel truss beam structure.
Fig. 4 is an AB perspective view of a column connection point Z1 of a novel lightweight sandwich concrete angle steel truss beam structure.
Fig. 5 is an AB view of a beam connection point Z2 of a novel lightweight sandwich concrete angle steel truss beam structure.
Fig. 6 is an AB view of a beam connection point two Z3 of a novel lightweight sandwich concrete angle steel truss beam structure.
In the figure: 1-light concrete sandwich, 2-fireproof coating layer, 3-beam surface wrapping layer, 4-beam angle steel, 5-beam straight web member and 6-beam diagonal web member.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 to 6, in an embodiment of the present invention, a novel light sandwich concrete steel angle steel truss girder structure includes: lightweight concrete sandwich 1, fire prevention coating layer 2, roof beam face parcel layer 3 and atress component, fire prevention coating layer 2 sets up in the 1 outside of lightweight concrete sandwich, roof beam face parcel layer 3 encircles in the 2 outsides of fire prevention coating layer, the atress component includes roof beam angle steel 4 and web member reinforcing bar, roof beam angle steel 4 sets up in four bights of 1 horizontal direction of lightweight concrete sandwich, it is fixed through web member steel bar welded connection between four roof beam angle steel 4 of roof beam, web member steel bar welding is on roof beam angle steel 4 and with four roof beam angle steel 4 combined action formation steel formation angle steel truss structure.
Furthermore, any position of each plane of the novel light-weight sandwich concrete reinforced angle steel truss girder structure is a triangular structure.
Furthermore, the volume weight of the material made of the lightweight concrete sandwich 1 is 150-200kg/m3, which is 1/10 of the volume weight of the currently used common concrete.
Further, the thickness of the fireproof coating layer 2 is 50mm, and the fireproof coating layer 2 is thickened environment-friendly non-combustible cement-based fireproof coating.
Further, the thickness of the beam surface wrapping layer 3 is 10mm, and the beam surface wrapping layer 3 is an environment-friendly non-combustible cement-based concrete reinforcing agent.
Further, the web member reinforcing steel bar comprises a beam straight web member 5 and a beam inclined web member 6.
Still further, two side faces of the left and right end beams of the novel light sandwich concrete steel bar angle steel truss girder structure are pre-embedded with two hoisting pre-embedded internal thread sleeves in the beam height direction, and the hoisting pre-embedded internal thread sleeves are used for hoisting, assembling, installing and dismantling the novel light sandwich concrete steel bar angle steel truss girder.
Specifically, the length of the hoisting embedded internal thread casing M18mm is 100 mm.
The embodiment of the utility model provides a theory of operation is:
the novel light sandwich concrete steel bar angle steel truss girder structure is reasonable in structural design and strong in practicability, and any position of each plane of the novel light sandwich concrete steel bar angle steel truss girder structure is a triangular structure, so that the triangle has stability, and the stress performance of the girder structure is greatly improved;
because the steel bar truss structure formed by the stressed steel bars of the light sandwich concrete steel bar truss girder is completely separated from the heat-preservation, corrosion-prevention and fire-prevention auxiliary structure of the light concrete sandwich 1, the problems of thick and heavy concrete girder structure, exposed steel structure girder, cold bridge, heat preservation, corrosion prevention, fire prevention and the like of the concrete girder used at the present stage are effectively solved, and the light sandwich concrete steel bar truss girder is completely suitable for assembly type buildings;
in addition, the fireproof coating layer 2 and the lightweight concrete sandwich 1 in the beam play roles of corrosion prevention, heat preservation and heat insulation in normal use, and once the 10mm beam surface wrapping layer 3 is burnt out when a fire disaster happens, the 50mm fireproof coating layer 2 expands rapidly and covers the surface of the beam, so that reinforcing steel bars in the beam are effectively protected, the structure safety is ensured, and the fireproof effect is achieved.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; 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 in specific cases to those skilled in the art. The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a novel light sandwich concrete reinforcing bar angle steel truss girder structure, it includes: lightweight concrete sandwich (1), fireproof coating layer (2), roof beam face parcel layer (3) and angle steel bar truss atress component, its characterized in that: fireproof coating layer (2) sets up in lightweight concrete sandwich (1) outside, roof beam face parcel layer (3) encircle in fireproof coating layer (2) outside, the atress component includes roof beam angle steel (4) and web member reinforcing bar, roof beam angle steel (4) set up at four bights of lightweight concrete sandwich (1) horizontal direction, it is fixed through web member steel bar welded connection between four roof beam angle steel (4) of roof beam, web member steel bar welding is on roof beam angle steel (4) and with four roof beam angle steel (4) combined action formation steel bar angle steel truss structure.
2. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: any position of each plane of the novel light sandwich concrete reinforced steel angle steel truss girder structure is of a triangular structure.
3. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: the volume weight of the material made of the lightweight concrete sandwich (1) is 150-31/10, which is the volume weight of common concrete currently in use.
4. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: the thickness of the fireproof coating layer (2) is 50 mm.
5. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: the thickness of the beam surface wrapping layer (3) is 10 mm.
6. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: the web member reinforcing steel bar comprises a beam straight web member (5) and a beam inclined web member (6).
7. The novel structure of the angle steel truss beam for lightweight sandwich concrete according to claim 1, wherein: two hoisting embedded internal thread sleeves are pre-embedded in two side faces of the left end beam and the right end beam of the novel light sandwich concrete steel bar angle steel truss beam structure in the beam height direction.
8. The novel structure of a lightweight sandwich concrete angle steel truss beam as claimed in claim 7, wherein: the length of the hoisting embedded internal thread sleeve M18mm is 100 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020796259.2U CN212957248U (en) | 2020-05-14 | 2020-05-14 | Novel light sandwich concrete steel bar angle steel truss girder structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020796259.2U CN212957248U (en) | 2020-05-14 | 2020-05-14 | Novel light sandwich concrete steel bar angle steel truss girder structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212957248U true CN212957248U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020796259.2U Expired - Fee Related CN212957248U (en) | 2020-05-14 | 2020-05-14 | Novel light sandwich concrete steel bar angle steel truss girder structure |
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| Country | Link |
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| CN (1) | CN212957248U (en) |
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2020
- 2020-05-14 CN CN202020796259.2U patent/CN212957248U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210413 |