CN212103713U - Concrete shed tunnel structure of putting up fast - Google Patents
Concrete shed tunnel structure of putting up fast Download PDFInfo
- Publication number
- CN212103713U CN212103713U CN202020572965.9U CN202020572965U CN212103713U CN 212103713 U CN212103713 U CN 212103713U CN 202020572965 U CN202020572965 U CN 202020572965U CN 212103713 U CN212103713 U CN 212103713U
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- shed tunnel
- concrete
- cast
- tunnel structure
- standard module
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- 239000004567 concrete Substances 0.000 title claims abstract description 64
- 229910000831 Steel Inorganic materials 0.000 claims description 54
- 239000010959 steel Substances 0.000 claims description 54
- 239000011152 fibreglass Substances 0.000 claims description 26
- 239000000835 fiber Substances 0.000 claims description 10
- 238000013016 damping Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 claims description 5
- 238000010521 absorption reaction Methods 0.000 claims description 4
- 239000011381 foam concrete Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 4
- 229920006327 polystyrene foam Polymers 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000003822 epoxy resin Substances 0.000 claims description 2
- 229920000647 polyepoxide Polymers 0.000 claims description 2
- 238000003466 welding Methods 0.000 abstract description 3
- 238000010276 construction Methods 0.000 description 10
- 230000006872 improvement Effects 0.000 description 7
- 239000011150 reinforced concrete Substances 0.000 description 6
- 239000011435 rock Substances 0.000 description 6
- 230000035515 penetration Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000008439 repair process Effects 0.000 description 2
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
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- 239000002131 composite material Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
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Abstract
The utility model discloses a concrete shed hole structure of buildding fast comprises standard module and cast-in-place concrete layer, and the prefabricated component of standard module for being formed with the shed hole space, the top surface welding of standard module has many pegs, cast-in-place concrete layer pours at the top surface of standard module, and cast-in-place concrete layer's top surface is provided with the buffer layer. The utility model discloses a concrete shed tunnel structure of buildding fast, this shed tunnel structure are applicable to salvage and build the engineering, can buildding fast, salvage efficiently, have the advantage of rigidity shed tunnel simultaneously, the design of being convenient for, the engineering is used conveniently.
Description
Technical Field
The utility model relates to an engineering structure technical field especially relates to a concrete shed tunnel structure of buildding fast.
Background
At present, shed tunnel structures adopted aiming at rockfall at the entrance and the exit of a highway or a railway tunnel are divided into rigid and flexible shed tunnel structures, the rigid shed tunnel is mainly a reinforced concrete shed tunnel and is composed of concrete frame beam columns and a top plate, a cushion layer with a buffering effect is covered on the top plate, and under the rockfall impact effect, the cushion layer can absorb a large amount of rockfall impact energy. Flexibility is a concept provided relative to rigidity, and under the action of falling rock impact, the flexible steel shed tunnel generates large deformation and absorbs a large amount of falling rock impact energy. The flexible steel shed tunnel consists of a steel arch frame and a metal net, wherein the steel arch frame is fixed on the foundation, and the metal net is positioned outside the steel arch frame and connected with the foundation.
Aiming at the rapid rush-repair and rush-construction project of the shed tunnel, the flexible steel shed tunnel structure has stronger adaptability and high construction speed, but the research is not deep and thorough enough, the design lacks data, and the scientific basis of the system is lacked. The rigid concrete shed tunnel structure is mature in design theory and convenient to apply. However, the rigid shed tunnel structure for rush-repair and rush-construction projects is few, and particularly, the shed tunnel structure is used for rush-repair and rush-construction projects with falling rocks at the entrance and the exit of a tunnel, and is not quick, simple and convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the concrete shed tunnel structure of putting up fast that proposes, the rigidity is big, and shock resistance is strong, and construction convenience salvagees efficiently.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a concrete shed hole structure of putting up fast, comprises standard module (1) and cast-in-place concrete layer (2), the prefabricated component of standard module (1) for being formed with the shed hole space, the top surface welding of standard module (1) has many pegs (4), cast-in-place concrete layer (2) are pour at the top surface of standard module (1), and the top surface of cast-in-place concrete layer (2) is provided with buffer layer (3).
As an improvement, the standard module (1) is formed by combining a profiled steel plate (11) and rectangular glass fiber reinforced plastics (12), the profiled steel plate (11) forms a shed tunnel space, the rectangular glass fiber reinforced plastics (12) are arranged between the profiled steel plate (11) and a cast-in-place concrete layer (2) and are surrounded by the profiled steel plate (11) on three sides, and the top surface is surrounded by the cast-in-place concrete layer (2).
As an improvement, the standard module (1) is formed by combining a profiled steel plate (11) and a glass fiber reinforced plastic grating (13), the profiled steel plate (11) forms a shed tunnel space, and the glass fiber reinforced plastic grating (13) is laid on the top surface of the profiled steel plate (11) above the shed tunnel space.
As an improvement, the glass fiber reinforced plastic grating (13) is temporarily fixed on the top surface of the profiled steel sheet (11) by adopting epoxy resin glue or special glass fiber reinforced plastic bonding glue.
As an improvement, the edge of the profiled steel sheet (11) is provided with a sealing edge (5).
As an improvement, the sealing edge (5) is made of angle steel.
As a modification, the standard modules (1) are connected with each other through a bolt structure.
As an improvement, the cast-in-place concrete layer (2) is formed by pouring steel fiber reactive powder concrete.
As an improvement, the shock absorption layer (3) is composed of a polystyrene foam layer and light foam concrete.
The utility model discloses following beneficial effect has:
compared with the prior art, the shed tunnel structure is manufactured by adopting a prefabricated assembly combined cast-in-place mode, the prefabricated parts are composed of standard modules, the standard modules are composed of GFRP (glass fiber reinforced plastics) pressurized steel plates or GFRP (glass fiber reinforced plastics) grating pressurized steel plates, the modules are sealed by angle steel, the modules are connected through bolts, and the field construction is facilitated.
Compared with the prior art, the prefabricated member of the shed tunnel can provide a template made of cast-in-place high-resistance materials, so that the time is saved; the standard module can be used as a lining tensioned steel bar, so that the on-site manufacturing and installing time of the steel bar is saved; the standard module is light in weight, about 30-35 kilograms per square meter, and is very convenient to stack, transport and install, so that the time is saved.
Compared with the prior art, the cast-in-place concrete for the shed tunnel adopts the steel fiber reactive powder concrete, has high early strength, convenient construction and good interface bonding capability, is superior to the penetration resistance and impact resistance of materials such as reinforced concrete, steel fiber concrete and the like, and has the advantages that the penetration resistance and the explosion resistance of the steel fiber RPC concrete are 3 times that of C40 common reinforced concrete and 1.8 times that of the steel fiber concrete, no steel bar is required to be laid, and the rush repair time and the cost are saved.
Compared with the prior art, the composite cushion layer structure with the polystyrene foam layer (EPS) and the light foam concrete is laid on the top of the shed tunnel structure, so that energy dissipation and shock absorption are realized, and the impact force of falling rocks on the shed tunnel structure is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
FIG. 1 is a schematic elevation view of one embodiment of a rapidly erected concrete shed tunnel structure of the present invention;
FIG. 2 is a top view of a standard module of an embodiment of the rapidly constructed concrete shed tunnel structure of the present invention;
FIG. 3 is a schematic elevation view of another embodiment of the rapidly erected concrete shed tunnel structure of the present invention;
FIG. 4 is a top view of a standard module of another embodiment of the fast-built concrete shed tunnel structure of the present invention;
fig. 5 is a schematic perspective view of another embodiment of the fast-built concrete shed tunnel structure of the present invention.
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention.
Illustration of the drawings:
1. a standard module; 11. profiled steel sheets; 12. rectangular glass fiber reinforced plastic; 13. a fiberglass reinforced plastic grid; 2. a concrete layer is cast in place; 3. a shock-absorbing layer; 4. a stud; 5. and (7) sealing edges.
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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated 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 in specific cases to those skilled in the art.
Referring to fig. 1 to 4, the utility model provides an embodiment: the utility model provides a concrete shed hole structure of putting up fast, including standard module 1 and cast-in-place concrete layer 2, standard module 1 is for being formed with the prefabricated component in shed hole space, can provide cast-in-place concrete layer 2's template, save time, the top surface welding of standard module 1 has many pegs 4, cast-in-place concrete layer 2 pours the top surface that sets up at standard module 1, and pour peg 4 in the concrete layer, the adhesive strength between reinforced concrete and the standard module, and peg 4 can transmit the shear force between cast-in-place concrete layer 2 and profiled steel sheet 11. The top surface of the cast-in-place concrete layer 2 is poured and is provided with the damping layer 3, so that energy dissipation and damping are realized, and the impact force of falling rocks on the shed tunnel structure is reduced.
The standard module 1 has two types of composition modes, as shown in fig. 1-2, the first type is formed by combining a profiled steel plate 11 and a rectangular glass fiber reinforced plastic 12, the profiled steel plate 11 forms a shed tunnel space, the shed tunnel space is preferably a rectangular structure in the application, the rectangular glass fiber reinforced plastic 12 is arranged between the profiled steel plate 11 and a cast-in-place concrete layer 2 and is surrounded by three sides of the profiled steel plate 11, and the top surface is surrounded by the cast-in-place concrete layer 2. Because the glass fiber reinforced plastic deformation is large, the rectangular glass fiber reinforced plastic 12 is wrapped in the groove between the profiled steel sheet 11 and the concrete layer 2 by adopting the structure, certain constraint is provided for the rectangular glass fiber reinforced plastic 12, and the deformation of the rectangular glass fiber reinforced plastic 12 is reduced while the supporting strength is provided.
As shown in fig. 3 to 5, the second type is formed by combining a profiled steel sheet 11 and a glass fiber reinforced plastic grating 13, wherein the profiled steel sheet 11 forms a shed space, and the glass fiber reinforced plastic grating 13 is laid on the top surface of the profiled steel sheet 11 above the shed space. This standard module 1 can be as the tension reinforcing bar of lining cutting, saves reinforcing bar on-the-spot preparation and installation time, and light in weight is about 30 ~ 35 kilograms/flat moreover, stacks, and the transportation is installed all very conveniently, has saved the time, and this standard module 1 plays the atress simultaneously and bears and the effect of concrete placement template.
The standard modules 1 are connected through the bolt structures, so that ready-made rapid construction is facilitated, and the first-aid repair efficiency is improved.
The edge of profiled steel sheet 11 is provided with banding 5, and banding 5 is made by the angle steel, makes things convenient for the site operation to can effectively protect 1 edge of standard module to be unlikely to easily impaired.
The cast-in-place concrete layer 2 is formed by pouring steel fiber active powder concrete, has high early strength, is convenient to construct, has good interface bonding capability, is superior to the penetration resistance and impact resistance of materials such as reinforced concrete, steel fiber concrete and the like, and has the advantages that the penetration resistance and the explosion resistance of the steel fiber RPC concrete are 3 times of those of C40 common reinforced concrete and 1.8 times of those of the steel fiber concrete, reinforcing steel bars do not need to be laid, the rush-repair time and cost are saved, and the damping layer 3 is composed of a polystyrene foam layer and light foam concrete, so that the energy dissipation and the shock absorption can be realized, and the impact force of falling rocks on a shed tunnel structure is reduced.
The working principle is as follows: during construction, the standard modules 1 are transported to a construction site, then the plurality of standard modules are fixedly connected through bolt structures, then the cast-in-place concrete layer 2 is poured on the standard modules 1, and finally the damping layer 3 is poured on the top surface of the cast-in-place concrete layer 2.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (9)
1. The utility model provides a concrete shed tunnel structure of putting up fast, comprises standard module (1) and cast-in-place concrete layer (2), its characterized in that: the standard module (1) is a prefabricated part with a shed tunnel space, a plurality of studs (4) are welded on the top surface of the standard module (1), the cast-in-place concrete layer (2) is poured on the top surface of the standard module (1), and the top surface of the cast-in-place concrete layer (2) is provided with a damping layer (3).
2. A rapidly erected concrete shed tunnel structure according to claim 1, characterized in that: the standard module (1) is formed by combining a profiled steel plate (11) and rectangular glass fiber reinforced plastics (12), the profiled steel plate (11) forms a shed tunnel space, the rectangular glass fiber reinforced plastics (12) are arranged between the profiled steel plate (11) and a cast-in-place concrete layer (2) and are surrounded by three sides of the profiled steel plate (11), and the top surface of the standard module is surrounded by the cast-in-place concrete layer (2).
3. A rapidly erected concrete shed tunnel structure according to claim 1, characterized in that: the standard module (1) is formed by combining a profiled steel plate (11) and a glass fiber reinforced plastic grating (13), the profiled steel plate (11) forms a shed tunnel space, and the glass fiber reinforced plastic grating (13) is paved on the top surface of the profiled steel plate (11) above the shed tunnel space.
4. A rapidly erected concrete shed tunnel structure according to claim 3, characterized in that: the glass fiber reinforced plastic grating (13) is temporarily fixed on the top surface of the profiled steel sheet (11) by adopting epoxy resin glue or special glass fiber reinforced plastic bonding glue.
5. A rapidly erected concrete shed tunnel structure according to any one of claims 2 to 4, characterized in that: and a sealing edge (5) is arranged at the edge of the profiled steel sheet (11).
6. A rapidly erected concrete shed tunnel structure according to claim 5, characterized in that: the seal edge (5) is made of angle steel.
7. A rapidly erected concrete shed tunnel structure according to any one of claims 1 to 4, characterized in that: the standard modules (1) are connected through a bolt structure.
8. A rapidly erected concrete shed tunnel structure according to claim 1, characterized in that: the cast-in-place concrete layer (2) is formed by pouring steel fiber reactive powder concrete.
9. A rapidly erected concrete shed tunnel structure according to claim 1, characterized in that: the shock absorption layer (3) is composed of a polystyrene foam layer and light foam concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020572965.9U CN212103713U (en) | 2020-04-17 | 2020-04-17 | Concrete shed tunnel structure of putting up fast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020572965.9U CN212103713U (en) | 2020-04-17 | 2020-04-17 | Concrete shed tunnel structure of putting up fast |
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| Publication Number | Publication Date |
|---|---|
| CN212103713U true CN212103713U (en) | 2020-12-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020572965.9U Expired - Fee Related CN212103713U (en) | 2020-04-17 | 2020-04-17 | Concrete shed tunnel structure of putting up fast |
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| Country | Link |
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| CN (1) | CN212103713U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062217A (en) * | 2021-02-22 | 2021-07-02 | 浙江大学 | Super-high-toughness combined bridge deck for assembly connection of angle steel and profiled steel sheet |
| CN113322844A (en) * | 2021-05-07 | 2021-08-31 | 交通运输部公路科学研究所 | Avalanche impact resistant shed tunnel with prefabricated retaining wall and assembled arch structure and construction method |
-
2020
- 2020-04-17 CN CN202020572965.9U patent/CN212103713U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113062217A (en) * | 2021-02-22 | 2021-07-02 | 浙江大学 | Super-high-toughness combined bridge deck for assembly connection of angle steel and profiled steel sheet |
| CN113322844A (en) * | 2021-05-07 | 2021-08-31 | 交通运输部公路科学研究所 | Avalanche impact resistant shed tunnel with prefabricated retaining wall and assembled arch structure and construction method |
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| GR01 | Patent grant | ||
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Granted publication date: 20201208 |