CN211763965U - Railway flatcar floor - Google Patents
Railway flatcar floor Download PDFInfo
- Publication number
- CN211763965U CN211763965U CN202020144297.XU CN202020144297U CN211763965U CN 211763965 U CN211763965 U CN 211763965U CN 202020144297 U CN202020144297 U CN 202020144297U CN 211763965 U CN211763965 U CN 211763965U
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- layer
- floor
- foaming
- railway flatcar
- railway
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- 238000005187 foaming Methods 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims abstract description 31
- 239000002023 wood Substances 0.000 claims abstract description 25
- 239000003365 glass fiber Substances 0.000 claims abstract description 19
- 239000010410 layer Substances 0.000 claims description 162
- 239000011241 protective layer Substances 0.000 claims description 24
- 230000001681 protective effect Effects 0.000 claims description 19
- 239000006260 foam Substances 0.000 claims description 9
- 229920002396 Polyurea Polymers 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920003225 polyurethane elastomer Polymers 0.000 claims description 3
- 230000032683 aging Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 239000002344 surface layer Substances 0.000 description 6
- 230000002035 prolonged effect Effects 0.000 description 5
- 239000002131 composite material Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000003973 paint Substances 0.000 description 2
- 230000002787 reinforcement Effects 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011094 fiberboard Substances 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Laminated Bodies (AREA)
Abstract
The utility model provides a railway flatcar floor, include: a support layer and a foaming layer; the foaming layer is of a glass fiber reinforced foaming structure and is arranged on the supporting layer; the supporting layer is made of a wood material, and the thickness of the supporting layer is larger than half of the whole thickness of the railway flatcar floor. Through the embodiment of the utility model provides a railway flatcar floor, this foaming layer can improve the mechanical properties and the ageing resistance on railway flatcar floor, can improve nail-holding power, anti split power and wear resistance, prolongs the life on railway flatcar floor. And the thickness of the wood material supporting layer is more than half of the whole thickness of the railway flatcar floor, namely most of the railway flatcar floor is supported by cheap wood materials, so that the manufacturing cost of the railway flatcar floor can be reduced, and the cost can be reduced.
Description
Technical Field
The utility model relates to a flatcar floor technical field particularly, relates to a railway flatcar floor.
Background
The railway flat car is mainly used for transporting the goods with the same volume or larger weight of steel, wood, automobiles and mechanical equipment, and can also transport other goods by means of containers. At present, wooden floors are mostly adopted for railway flatcars in China. The flat car wood floor is simple in structure and mainly comprises a wood floor, a weight, a pressing strip, a skid, a wood-embedded clamp and a bolt. The flat carriage adopts a wooden floor, so that round nails and cramp nails can be conveniently nailed into the flat carriage, so that reinforcing equipment such as a fender can be fixed, and meanwhile, the friction coefficient between wood and loaded goods is high, so that the loaded goods can be conveniently reinforced. However, the wooden floor of the railway flatcar generally has the problems of unstable performance, corrosion resistance, easy damage, poor flame retardance, easy occurrence of fire and the like, and the running safety of the car cannot be ensured.
And part of the flat car floor is made of composite materials, so that although the performance of the floor is improved, the floor is high in manufacturing cost and limited in application scene.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the embodiment of the utility model provides a railway flatcar floor is provided.
The embodiment of the utility model provides a railway flatcar floor, include: a support layer and a foaming layer;
the foaming layer is of a glass fiber reinforced foaming structure and is arranged on the supporting layer;
the supporting layer is made of a wood material, and the thickness of the supporting layer is larger than half of the whole thickness of the railway flatcar floor.
In a possible realization, the thickness of the support layer is between 40mm and 70 mm.
In a possible realization, the thickness of the foaming layer is between 5mm and 35 mm.
In one possible implementation, the length of the glass fibers is between 0.5mm and 20 mm.
In one possible implementation, the railway flatcar floor further comprises a contact layer;
the contact layer is arranged on the foaming layer, and the contact layer and the supporting layer are positioned on two sides of the foaming layer.
In a possible implementation, the thickness of the contact layer is between 0.5mm and 3 mm.
In one possible implementation, the material of the contact layer is a polyurethane elastomer; and/or the foaming layer is made of polyurethane.
In one possible implementation, the railway flatcar floor further comprises a protective layer;
the protective layer covers the surface of the support layer.
In one possible implementation, the protective layer includes a protective bottom layer and a protective edge layer;
the protective bottom layer is arranged on the bottom side of the supporting layer, and the protective edge layer is arranged on the side of the supporting layer.
In a possible implementation manner, the material of the protective layer is polyurea, or the protective layer is a foamed structure.
The embodiment of the utility model provides a pair of railway flatcar floor, including wooden material's supporting layer and by the foaming layer of glass fiber reinforcement, this foaming layer can improve the mechanical properties and the ageing resistance on railway flatcar floor, can improve nail-holding power, anti split power and wear resistance, prolongs the life on railway flatcar floor. And the thickness of the wood material supporting layer is more than half of the whole thickness of the railway flatcar floor, namely most of the railway flatcar floor is supported by cheap wood materials, so that the manufacturing cost of the railway flatcar floor can be reduced, and the cost can be reduced. The contact layer is coated on the surface of the foaming layer, so that a user can be prevented from directly contacting the glass fiber in the foaming layer, the protection effect on the user can be achieved, the wear resistance of the foaming layer can also be improved through the contact layer, the surface layer of the floor can be conveniently repaired and replaced, and the service life of the railway flatcar floor is further prolonged. The protective layer coats the supporting layer made of the wood material, so that the effect of isolating the external environment can be achieved, and the supporting layer is prevented from being corroded.
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, preferred embodiments accompanied with figures are described in detail below.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 shows a schematic structural diagram of a railway flatcar floor provided by an embodiment of the present invention;
fig. 2 is a schematic side sectional view of a railway flatcar floor provided by an embodiment of the present invention;
fig. 3 shows a second schematic side sectional view of the floor of the railway flatcar provided by the embodiment of the invention;
fig. 4 shows a schematic third side cross-sectional structure view of the floor of the railway flatcar provided by the embodiment of the present invention.
Icon:
10-supporting layer, 20-foaming layer, 30-contact layer, 40-protective layer, 41-protective bottom layer and 42-protective edge layer.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" 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 to simplify the description, but do not indicate or imply that the device or element 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" and "first" 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" or "second" 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 specifically limited otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be 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 according to specific situations by those skilled in the art.
The embodiment of the utility model provides a pair of railway flatcar floor utilizes timber combined material to guarantee the working property on flatcar floor to can reduce cost. Specifically, referring to fig. 1, the floor of the railway flatcar includes: a support layer 10 and a foam layer 20. Wherein, the foaming layer 20 is a glass fiber reinforced foaming structure, and the foaming layer 20 is arranged on the support layer 10; the supporting layer 10 is made of a wooden material, and the thickness of the supporting layer 10 is more than half of the overall thickness of the railway flatcar floor.
The embodiment of the utility model provides an in, this railway flatcar floor is equipped with foaming layer 20, and this foaming layer 20 sets up on supporting layer 10, and this foaming layer 20 can contact treats the load thing, like goods, mechanical equipment etc.. The foaming layer 20 is a glass fiber reinforced foaming structure, that is, glass fibers are added into the foaming structure, so that the performances (such as mechanical property, ageing resistance and the like) of the foaming layer 20 can be enhanced, and the nail-holding power and the anti-splitting power of the foaming layer 20 can be improved; when the round nail, cramp nail and the like are required to be nailed into the foaming layer 20, the nail-holding force is strong, and the reinforcing equipment such as the fender and the like can be effectively fixed. In addition, the foaming layer 20 has higher compressive strength, and the foaming layer 20 is arranged between the support layer 10 and the object to be loaded, so that the support layer 10 can be prevented from being deformed greatly when the object to be loaded is carried, and the service life of the flatcar floor can be prolonged.
In this embodiment, the supporting layer 10 is made of a wood material, which may be traditional wood, or wood such as fiberboard, reconstituted wood, etc., and the supporting layer 10 of the wood material plays a supporting role and can support the foaming layer 20, so that the foaming layer 20 can support a to-be-loaded object; wherein, the supporting layer 10 can be adhered to one side of the foaming layer 20 by an adhesive. The railway flatcar floor comprises a composite material plate formed by a wood material and a foaming structure, so that the mechanical property and the ageing resistance of the railway flatcar floor can be improved, the nail holding force, the splitting resistance and the wear resistance of the railway flatcar floor can be improved, and the service life of the railway flatcar floor is prolonged. Meanwhile, the thickness of the wood material supporting layer 10 is larger than half of the whole thickness of the railway flatcar floor, namely most of the railway flatcar floor is supported by cheap wood materials, so that the manufacturing cost of the railway flatcar floor can be reduced, and the cost can be reduced.
On the basis of the above embodiment, because the foaming layer 20 contains the glass fiber, in order to prevent the skin of the user from contacting the glass fiber when the railway flatcar floor is used, the railway flatcar floor is further provided with the contact layer 30, and the contact layer 30 is positioned on the surface layer of the composite material plate and is used for directly contacting with the object to be loaded. Referring to fig. 1, the contact layer 30 is disposed on the foam layer 20, and the contact layer 30 and the support layer 10 are located on both sides of the foam layer 20. In this embodiment, the contact layer 30 may cover the upper surface of the foam layer 20, so as to prevent a user from directly contacting the foam layer 20, and protect the user; meanwhile, the contact layer 320 further protects the foaming layer 20, so that the wear resistance of the foaming layer 20 is improved, the contact layer 30 is convenient to replace and repair, and the service life of the railway flatcar floor is further prolonged. The contact layer 30 may be adhered to the surface of the foam layer 20 by an adhesive.
Optionally, the material of the foam layer 20 is polyurethane, and the glass fiber is chopped glass fiber, that is, the foam layer 20 is a polyurethane foam structure reinforced by chopped glass fiber; meanwhile, the chopped glass fibers can be irregularly distributed in the polyurethane foaming structure, so that the nail-holding force, the splitting resistance, the compression strength and the like of the whole structure can be further improved. Wherein the length of the glass fiber can be between 0.5mm and 20 mm.
Optionally, the thickness of the support layer 10 is between 40mm and 70mm, and the thickness of the support layer 10 may be 50mm or 55mm, for example. The thickness of the foamed layer 20 is 5mm to 35mm, and the thickness of the foamed layer 20 may be 10mm, 13mm, 20mm, or the like. Meanwhile, when the contact layer 30 exists on the railway flatcar floor, the thickness of the contact layer can be between 0.5mm and 3mm, and the thickness of the contact layer can be 2 mm. Furthermore, optionally, the material of which the contact layer 30 is made may be a polyurethane elastomer to further improve the wear resistance of the contact layer 30.
On the basis of the above embodiment, referring to fig. 2, the railway flatcar floor further comprises a protective layer 40; the protective layer 40 covers the surface of the support layer 10. Since the supporting layer 10 is made of a wood material, the corrosion resistance and the flame retardant property of the supporting layer 10 are poor, and therefore, in the embodiment, the surface of the supporting layer 10 is covered with the protective layer 40, and the protective layer 40 can cover the surface of the supporting layer 10, so as to play a role in isolating and prevent the external environment from corroding the supporting layer 10 made of the wood material. Wherein, the protective layer 40 may not cover the upper surface of the supporting layer 10 because the upper surface of the supporting layer 10 is in contact with the foaming layer 20. Specifically, the protective layer 40 may be made of polyurea material with an insulating function, or paint such as paint, or a foamed structure.
Alternatively, as shown in fig. 2, the protective layer 40 may integrally cover the support layer 10; alternatively, as shown in fig. 3, the protective layer 40 may comprise two parts, namely a protective bottom layer 41 and a protective edge layer 42. As shown in fig. 3, the protective bottom layer 41 is disposed on the bottom side of the support layer 10, and the protective edge layer 42 is disposed on the side of the support layer 10. In this embodiment, the protective bottom layer 41 can be used as the bottom surface of the floor of the railway flatcar, and the protective side layer 42 is a surrounding frame structure and can completely cover four sides of the supporting layer 10. When the railway flatcar floor is manufactured, the protective bottom layer 41 can be paved and formed firstly, then the supporting layer 10 is added on the protective bottom layer 41, and then the protective edge layer 42 is coated on the side edge of the supporting layer 10. In this embodiment, the protective bottom layer 41 and the protective edge layer 42 may be made of the same material, or may be made of different materials, which is not limited in this embodiment.
Alternatively, if the protective layer 40 and the support layer 30 are made of the same material, such as polyurea, the protective layer 40 and the support layer 30 may be integrally designed, that is, the protective layer 40 and the support layer 30 may form an integral structure, as shown in fig. 4. In this case, the upper surface layer of the integrated structure may serve as the support layer 30, the lower surface layer and the side surface layer may serve as the protective layer 40, and the support layer 10 and the foaming layer 20 are covered by the integrated structure.
The embodiment of the utility model provides a pair of railway flatcar floor, including wooden material's supporting layer 10 and by the foaming layer 20 of glass fiber reinforcement, this foaming layer 20 can improve the mechanical properties and the ageing resistance on railway flatcar floor, can improve holding nail power, anti split power and wear resistance, prolongs the life on railway flatcar floor. And the thickness of the wood material supporting layer 10 is more than half of the whole thickness of the railway flatcar floor, namely most of the railway flatcar floor is supported by cheap wood materials, so that the manufacturing cost of the railway flatcar floor can be reduced, and the cost can be reduced. The contact layer 30 is coated on the surface of the foaming layer 20, so that a user can be prevented from directly contacting the glass fiber in the foaming layer 20, the user can be protected, the contact layer 30 can also improve the wear resistance of the foaming layer 20, the surface layer of the floor can be conveniently repaired and replaced, and the service life of the railway flatcar floor is further prolonged. The protective layer 40 covers the supporting layer 10 made of wood material, so that the supporting layer 10 can be protected from the external environment and the corrosion of the supporting layer 10 can be avoided.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the technical solutions of the changes or replacements within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A railway flatcar floor, comprising: a support layer and a foaming layer;
the foaming layer is of a glass fiber reinforced foaming structure and is arranged on the supporting layer;
the supporting layer is made of a wood material, and the thickness of the supporting layer is larger than half of the whole thickness of the railway flatcar floor.
2. The railroad flat car floor of claim 1, wherein the support layer has a thickness of between 40mm and 70 mm.
3. The railway flat car floor of claim 1, wherein the thickness of the foam layer is between 5mm and 35 mm.
4. The railroad flat car floor of claim 1, wherein the glass fibers have a length between 0.5mm and 20 mm.
5. The railroad flat car floor of claim 1, further comprising a contact layer;
the contact layer is arranged on the foaming layer, and the contact layer and the supporting layer are positioned on two sides of the foaming layer.
6. The railroad flat car floor of claim 5, wherein the contact layer has a thickness between 0.5mm and 3 mm.
7. The railway flat car floor of claim 5, wherein the material of the contact layer is a polyurethane elastomer; and/or the foaming layer is made of polyurethane.
8. The railroad flat car floor according to any one of claims 1 to 7, further comprising a protective layer;
the protective layer covers the surface of the support layer.
9. The railway flat car floor of claim 8, wherein the protective layer comprises a protective bottom layer and a protective edge layer;
the protective bottom layer is arranged on the bottom side of the supporting layer, and the protective edge layer is arranged on the side of the supporting layer.
10. The railway flat car floor of claim 8, wherein the protective layer is made of polyurea or is of a foamed structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020144297.XU CN211763965U (en) | 2020-01-22 | 2020-01-22 | Railway flatcar floor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020144297.XU CN211763965U (en) | 2020-01-22 | 2020-01-22 | Railway flatcar floor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211763965U true CN211763965U (en) | 2020-10-27 |
Family
ID=72903987
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020144297.XU Active CN211763965U (en) | 2020-01-22 | 2020-01-22 | Railway flatcar floor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211763965U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910732A (en) * | 2021-10-21 | 2022-01-11 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Composite board for railway flatcar and preparation method and application thereof |
-
2020
- 2020-01-22 CN CN202020144297.XU patent/CN211763965U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113910732A (en) * | 2021-10-21 | 2022-01-11 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Composite board for railway flatcar and preparation method and application thereof |
| CN113910732B (en) * | 2021-10-21 | 2023-10-31 | 中国铁道科学研究院集团有限公司金属及化学研究所 | Composite board for railway flatcar and preparation method and application thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 055150 Middle Section of Guanghua Road, Renze Economic Development Zone, Xingtai City, Hebei Province Patentee after: Hebei Hongrui Environmental Protection Technology Co.,Ltd. Address before: 055150 middle section of Guanghua Road, Renxian Economic Development Zone, Xingtai City, Hebei Province Patentee before: XINGTAI CRRC ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
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| CP03 | Change of name, title or address |