CN214737305U - Fiber concrete type combined section beam - Google Patents
Fiber concrete type combined section beam Download PDFInfo
- Publication number
- CN214737305U CN214737305U CN202120201554.3U CN202120201554U CN214737305U CN 214737305 U CN214737305 U CN 214737305U CN 202120201554 U CN202120201554 U CN 202120201554U CN 214737305 U CN214737305 U CN 214737305U
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- Prior art keywords
- combination end
- frp
- combination
- combined
- concrete type
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- 239000004567 concrete Substances 0.000 title claims abstract description 29
- 239000000835 fiber Substances 0.000 title claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 18
- 230000002787 reinforcement Effects 0.000 claims abstract description 17
- 238000009434 installation Methods 0.000 claims description 21
- 239000002131 composite material Substances 0.000 claims description 19
- 229910000746 Structural steel Inorganic materials 0.000 claims description 6
- 238000010276 construction Methods 0.000 abstract description 8
- 230000007797 corrosion Effects 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 7
- 239000002657 fibrous material Substances 0.000 abstract description 5
- 239000011178 precast concrete Substances 0.000 abstract description 3
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 238000010008 shearing Methods 0.000 description 2
- 239000004566 building material Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000011368 organic material Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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Abstract
The utility model relates to a combination beam technical field, concretely relates to fiber concrete type combination cross-section roof beam, include: the FRP beam comprises a beam main body, a first combination end, a second combination end, an FRP combined beam plate and a structural reinforcement, wherein the first combination end is matched with the second combination end, the first combination end and the second combination end are arranged at two ends of the beam main body, the FRP is fixedly arranged on the top surface of the beam main body, and the structural reinforcement penetrates through the FRP combined beam plate and is fixedly connected with the first combination end and the second combination end. The beneficial effects of the utility model reside in that: can form integrated configuration in the middle of the actual assembling process with the precast concrete beam, and adopt its corrosion resistance of fiber material reinforcing, fatigue resistance for whole roof beam body not only structural strength is high, and uses simple to operate, accelerates the construction progress, has certain marketing prospect.
Description
Technical Field
The utility model relates to a combination beam technical field, concretely relates to fiber concrete type combination cross-section roof beam.
Background
The aim of the composite structure bridge is to combine two or more building materials together to form a structure with excellent mechanical property and reasonable cost. The FRP is a novel organic material, has the advantages of light self weight, high strength, corrosion resistance and the like, and has good mechanical property and durability, so that the FRP can deal with the difficulties of severe weather, urgent construction period and the like when being used for building a composite beam bridge. When the concrete is used, one of the most important civil engineering materials is replaced, and the concrete has the characteristics of rich raw materials, low price, simple production process, high compressive strength, good durability and wide strength grade range, so that the consumption of the concrete is increased more and more. In order to improve the service performance of the structure, compressive stress is applied to the structure in advance during construction, and the compressive stress can fully or partially offset tensile stress caused by load during service of the structure, so that structural damage is avoided. Before the concrete structure bears load, pressure is applied to the concrete structure in advance, so that the concrete structure generates compressive stress in the concrete in a tension area when an external load acts on the concrete structure, the tensile stress generated by the external load is offset or reduced, and the structure does not crack or crack later under the normal use condition. Among the prior art, prefabricated assembled composite building receives the more and more attention of building trade along with the development of times, however prefabricated assembled composite beam often adopts the steel construction, and the material consumption is big and structural strength is relatively poor compared in concrete composite beam.
In view of this, need urgently to design a fibre concrete type combination cross-section roof beam, can form the integrated configuration with the concrete beam prefabrication in the middle of the actual assembling process, and adopt fibrous material reinforcing its corrosion resistance, fatigue resistance for the whole roof beam body not only structural strength is high, and uses simple to operate for the construction progress has certain marketing prospect.
SUMMERY OF THE UTILITY MODEL
In order to solve the above prior art not enough, the utility model aims to provide a fiber concrete type combination cross-section roof beam can form the integrated configuration in the middle of the actual assembling process with the concrete beam prefabrication, and adopts its corrosion resistance of fiber material reinforcing, fatigue resistance for whole roof beam body not only structural strength is high, and uses simple to operate, accelerates the construction progress, has certain market popularization prospect.
In order to realize the above object, the technical scheme of the utility model is that: a fiber concrete type composite section beam comprising: the FRP beam comprises a beam main body, a first combination end, a second combination end, an FRP combined beam plate and a structural reinforcement, wherein the first combination end is matched with the second combination end, the first combination end and the second combination end are arranged at two ends of the beam main body, the FRP is fixedly arranged on the top surface of the beam main body, and the structural reinforcement penetrates through the FRP combined beam plate and is fixedly connected with the first combination end and the second combination end.
Further, the top surface and the two end parts of the bottom surface of the beam main body are provided with installation wings, installation grooves are formed among the installation wings, and anti-shearing connecting pieces are arranged in the installation grooves at equal intervals.
Furthermore, the first combination end is set to be an L-shaped first connecting edge, a connecting screw rod is embedded at the bottom of the first connecting edge, and reinforcing ribs are embedded on the side wall of the first connecting edge.
Furthermore, the second combination end is arranged to be an inverted L-shaped second connecting edge, the second connecting edge is provided with a first mounting hole matched with the connecting screw rod, and the side wall of the second connecting edge is provided with a connecting hole matched with the reinforcing rib.
Furthermore, the FRP combined beam plate is matched with the mounting groove, mounting grooves for reinforcing pieces are formed in two ends of the FRP combined beam plate, the reinforcing piece mounting grooves are sleeved at the connecting screw rods, and the shear connectors are inserted into the FRP combined beam plate.
Further, the structural reinforcement includes: mounting plane and angle iron support piece, angle iron support piece fixed mounting be in the mounting plane bottom, the mounting plane with the reinforcement mounting groove cooperatees.
Has the advantages that:
the utility model provides a fiber concrete type combination cross-section roof beam can form integrated configuration in the middle of the actual assembling process with the precast concrete beam, and adopts its corrosion resistance of fiber material reinforcing, fatigue resistance for whole roof beam body not only structural strength is high, and uses simple to operate, accelerates the construction progress, has certain marketing prospect.
Drawings
FIG. 1 is a schematic view of the installation structure of the fiber concrete type combined section beam of the present invention;
FIG. 2 is a front view of the main structure of the fiber concrete type composite section beam of the present invention;
the labels in the figure are: 1-beam main body, 2-first combination end, 3-second combination end, 4-FRP combination beam plate, 5-structural reinforcement, 11-installation wing, 12-installation groove, 13-shear connector, 21-first connection edge, 22-connection screw, 23-reinforcing rib, 31-second connection edge, 32-first installation hole, 33-connection hole, 41-reinforcement installation groove, 51-installation plane and 52-angle steel support.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention belong to the protection scope of the present invention.
As shown in the figure, the utility model discloses a fiber concrete type combination cross-section roof beam, include: the FRP combined beam comprises a beam main body 1, a first combined end 2, a second combined end 3, an FRP combined beam plate 4 and a structural reinforcement 5, wherein the first combined end 2 is matched with the second combined end 3, the first combined end 2 and the second combined end 3 are arranged at two ends of the beam main body 1, the FRP is fixedly arranged on the top surface of the beam main body 1, and the structural reinforcement 5 penetrates through the FRP combined beam plate 4 to be fixedly connected with the first combined end 2 and the second combined end 3.
In this embodiment, mounting wings 11 are provided at both ends of the top and bottom surfaces of the girder body 1, mounting grooves 12 are formed between the mounting wings 11, and shear connectors 13 are provided at equal intervals in the mounting grooves 12.
In this embodiment, the first combining end 2 is set to be an L-shaped first connecting edge 21, a connecting screw 22 is embedded in the bottom of the first connecting edge 21, and a reinforcing rib 23 is embedded in the side wall of the first connecting edge 21.
In this embodiment, the second combining end 3 is an inverted L-shaped second connecting edge 31, the second connecting edge 31 is provided with a first mounting hole 32 matched with the connecting screw 22, and a side wall of the second connecting edge 31 is provided with a connecting hole 33 matched with the reinforcing rib 23.
In this embodiment, the FRP composite beam slab 4 is matched with the mounting groove 12, mounting grooves 41 for reinforcing members are formed at two ends of the FRP composite beam slab 4, the reinforcing member mounting grooves 41 are sleeved at the connecting screw 22, and the shear connector 13 is inserted into the FRP composite beam slab 4.
In this embodiment, the structural reinforcement 5 includes: the angle iron support 52 is fixedly installed at the bottom of the installation plane 51, and the installation plane 51 is matched with the reinforcement installation groove 41.
The working principle is as follows:
in the process of working, because the first combination end 2 and the second combination end 3 are arranged at two ends of the beam main body 1, the first combination end 2 is a first connecting edge 21 of an 'L' shape, and the second combination end 3 is a second connecting edge 31 of an 'L' shape, in the process of combined installation, the first connecting edge 21 and the second connecting edge 31 of the two groups of beam main bodies 1 are combined together, and the reinforcing ribs 23 are arranged in the connecting holes 33 in a penetrating mode to reinforce the shearing strength of the combined beam body.
The connecting screw 22 penetrates through the first mounting hole 32 and serves as a connecting piece of the first combination end 2 and the second combination end 3 to prevent combination and separation, the connecting screw 22 extends to the outer surface of the main beam and penetrates through the FRP combination beam plate 4 to be fixedly connected with the structural reinforcement 5 through nuts, angle steel is abutted against the joint of the two groups of beam main bodies 1, the shear strength of the joint is enhanced, and combination and disassembly are prevented.
The FRP composite beam plate 4 is fixedly arranged in the mounting groove 12, is firmly fixed by the structural reinforcement 5 and the shear connector 13, and has the advantages of high strength and corrosion resistance so as to enhance the corrosion resistance of the composite beam.
The utility model provides a fiber concrete type combination cross-section roof beam can form integrated configuration in the middle of the actual assembling process with the precast concrete beam, and adopts its corrosion resistance of fiber material reinforcing, fatigue resistance for whole roof beam body not only structural strength is high, and uses simple to operate, accelerates the construction progress, has certain marketing prospect.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and all modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (6)
1. A fiber concrete type composite section beam comprising: the FRP beam comprises a beam main body (1), a first combination end (2), a second combination end (3), an FRP combined beam plate (4) and a structural reinforcement (5), and is characterized in that the first combination end (2) is matched with the second combination end (3), the first combination end (2) and the second combination end (3) are arranged at two ends of the beam main body (1), the FRP is fixedly arranged on the top surface of the beam main body (1), and the structural reinforcement (5) penetrates through the FRP combined beam plate (4) to be fixedly connected with the first combination end (2) and the second combination end (3).
2. The fiber concrete type composite section beam according to claim 1, wherein mounting wings (11) are provided at both ends of the top surface and the bottom surface of the beam body (1), mounting grooves (12) are formed between the mounting wings (11), and shear connectors (13) are provided in the mounting grooves (12) at equal intervals.
3. The fiber concrete type combined section beam according to claim 2, wherein the first combined end (2) is provided with a first connecting edge (21) in an L shape, a connecting screw rod (22) is embedded at the bottom of the first connecting edge (21), and a reinforcing rib (23) is embedded in the side wall of the first connecting edge (21).
4. A fiber concrete type combined section beam according to claim 3, wherein the second combined end (3) is provided with a second connecting edge (31) in an inverted L shape, the second connecting edge (31) is provided with a first mounting hole (32) matched with the connecting screw rod (22), and the side wall of the second connecting edge (31) is provided with a connecting hole (33) matched with the reinforcing rib (23).
5. The fiber concrete type composite section beam as claimed in claim 4, wherein the FRP composite beam slab (4) is matched with the installation groove (12), the FRP composite beam slab (4) is provided with installation grooves (41) at two ends thereof for installing a reinforcing member, the reinforcing member installation grooves (41) are sleeved at the connecting screw rods (22), and the shear connectors (13) are inserted into the FRP composite beam slab (4).
6. A fibre concrete type composite section beam according to claim 5, characterised in that said structural reinforcement (5) comprises: the angle iron support comprises an installation plane (51) and an angle iron support (52), wherein the angle iron support (52) is fixedly installed at the bottom of the installation plane (51), and the installation plane (51) is matched with the reinforcement installation groove (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120201554.3U CN214737305U (en) | 2021-01-25 | 2021-01-25 | Fiber concrete type combined section beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120201554.3U CN214737305U (en) | 2021-01-25 | 2021-01-25 | Fiber concrete type combined section beam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214737305U true CN214737305U (en) | 2021-11-16 |
Family
ID=78641130
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120201554.3U Expired - Fee Related CN214737305U (en) | 2021-01-25 | 2021-01-25 | Fiber concrete type combined section beam |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214737305U (en) |
-
2021
- 2021-01-25 CN CN202120201554.3U patent/CN214737305U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20211116 |