CN106626572A - Composite material floor for railway flatcar - Google Patents
Composite material floor for railway flatcar Download PDFInfo
- Publication number
- CN106626572A CN106626572A CN201610922149.4A CN201610922149A CN106626572A CN 106626572 A CN106626572 A CN 106626572A CN 201610922149 A CN201610922149 A CN 201610922149A CN 106626572 A CN106626572 A CN 106626572A
- Authority
- CN
- China
- Prior art keywords
- composite floor
- articulated car
- working lining
- floor
- car composite
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 49
- 239000003365 glass fiber Substances 0.000 claims abstract description 19
- 229920002635 polyurethane Polymers 0.000 claims abstract description 7
- 239000004814 polyurethane Substances 0.000 claims abstract description 7
- 239000000853 adhesive Substances 0.000 claims abstract description 6
- 230000001070 adhesive effect Effects 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims description 16
- 239000000835 fiber Substances 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 11
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 9
- 239000011496 polyurethane foam Substances 0.000 claims description 9
- 238000009954 braiding Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 2
- 238000005187 foaming Methods 0.000 abstract description 4
- 238000003776 cleavage reaction Methods 0.000 abstract 2
- 230000007017 scission Effects 0.000 abstract 2
- 230000003014 reinforcing effect Effects 0.000 abstract 1
- 230000032683 aging Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 150000002148 esters Chemical class 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000007786 learning performance Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
- B32B7/04—Interconnection of layers
- B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
- B32B17/04—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments bonded with or embedded in a plastic substance
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
- B32B5/18—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer of foamed material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/02—Composition of the impregnated, bonded or embedded layer
- B32B2260/021—Fibrous or filamentary layer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
- B32B2260/04—Impregnation, embedding, or binder material
- B32B2260/046—Synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
- B32B2262/10—Inorganic fibres
- B32B2262/101—Glass fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/30—Properties of the layers or laminate having particular thermal properties
- B32B2307/306—Resistant to heat
- B32B2307/3065—Flame resistant or retardant, fire resistant or retardant
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/714—Inert, i.e. inert to chemical degradation, corrosion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/744—Non-slip, anti-slip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/003—Interior finishings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2605/00—Vehicles
- B32B2605/10—Trains
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention discloses a composite material floor for a railway flatcar. The composite material floor comprises a working layer and a reinforcing layer fixed with the working layer by an adhesive, wherein the working layer is of a glass fiber reinforced polyurethane foaming structure. When the composite material floor is applied to the railway flatcar, the working layer is of the glass fiber reinforced polyurethane foaming structure, i.e., glass fibers are added in the polyurethane foaming structure, so that the nail-holding power and the cleavage resistance of the working layer can be improved while mechanical properties and a friction coefficient of the working layer are ensured. Therefore, the composite material floor provided by the invention has the advantages that the nail-holding performance, the cleavage resistance and skid resistance of the floor for the railway flatcar can be improved, and the difficult problem in the prior art is solved.
Description
Technical field
The present invention relates to composite board field, more particularly, it relates to a kind of articulated car composite floor.
Background technology
Be present larger difference in material, component, effect between composite board field, each sheet material etc., especially just use
For scope, the requirement of different application to sheet material is also not quite similar.
For the sheet material being applied on articulated car, such as flat floor for automobile, its frictional force, nail-holding ability, the anti-power, fire-retardant of splitting
Performance, rotproofness etc., are the emphasis of art personnel research at this stage.Being actually needed in just applying, uses to flatcar
Floor brings no small test.For prior art, for general working strength, current flatcar floor can be basic
Meet, but the load-bearing for high intensity, resistance to rotten and ageing-resistant etc. are required, such floor in coefficient of friction, nail-holding ability, anti-split power
Etc. aspect, in addition it is also necessary to further improve.
Therefore, how while mechanical property and ageing resistace is ensured, improve articulated car composite floor
Hold nail, it is anti-split and non-skid property, be a field difficult problem urgently to be resolved hurrily at this stage.
The content of the invention
In view of this, it is an object of the invention to provide a kind of articulated car composite floor, the floor can carry
Holding nail, resisting and split and non-skid property for high articulated car floor, solves a difficult problem of the prior art.
A kind of articulated car composite floor, including：Positioned at the top layer of the composite floor, for directly with
Treat the working lining that loads is contacted, the enhancement layer mutually fixed by adhesive with the working lining；The working lining is glass fibers
Tie up enhanced polyurethane foam structure.
Preferably, the articulated car composite floor, also includes：It is arranged on the enhancement layer and is embedded into
Reinforcement in the working lining.
Preferably, the articulated car composite floor, the length of the glass fibre is between 1mm-20mm.
Preferably, the articulated car composite floor, making the material of the enhancement layer includes：Continuous fiber,
Polyurethane.
Preferably, the articulated car composite floor, the continuous fiber includes：The continuous glass fibers of two-way braiding
Wei Bu.
Preferably, the articulated car composite floor, the continuous fiber also includes：Unidirectional continuous fiber yarn.
Preferably, the articulated car composite floor, the thickness of the working lining is between 35mm-70mm.
Preferably, the articulated car composite floor, the thickness of the enhancement layer is between 1mm-35mm.
Preferably, the articulated car composite floor, the enhancement layer is provided with multiple reinforcements.
The articulated car composite floor that the present invention is provided, including：Working lining, with the working lining adhesive is passed through
The enhancement layer mutually fixed；The working lining is the polyurethane foam structure of glass fiber reinforcement.When articulated car is applied to, because
Working lining is the polyurethane foam structure of glass fiber reinforcement, i.e., with the addition of glass fibre in polyurethane foam structure, therefore energy
Enough while working lining coefficient of friction is ensured, improve its nail-holding ability and resist and split power.Therefore, the composite ground that the present invention is provided
Plate, can improve holding nail, resisting and split and anti-skidding for articulated car floor while mechanical property and ageing resistace is ensured
Performance, while and improve the effect of its anti-flammability, solve a difficult problem of the prior art.
Description of the drawings
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the schematic diagram of articulated car composite floor in the specific embodiment of the invention.
In Fig. 1：
Working lining -1, enhancement layer -2, reinforcement -3.
Specific embodiment
The core of this specific embodiment is to provide a kind of articulated car composite floor, and the floor is ensureing power
While learning performance, it is possible to increase holding nail, resisting and split and non-skid property for articulated car floor, solve of the prior art
A difficult problem.
Hereinafter, embodiment is illustrated referring to the drawings.Additionally, embodiments illustrated below is not to described in claim
The content of the invention rise any restriction effect.In addition, the full content of the composition represented by example below is not limited to as right
Necessary to requiring the solution of described invention.
The articulated car composite floor that this specific embodiment is provided, can be applied on articulated car.Existing rank
The material of Duan Changyong is timber, but timber has certain defect, therefore this enforcement in the aspect of performance such as anti-corrosion, protection against the tide, aging
Mode provides a kind of composite floor, and upper strata is working lining, and its mechanical property and service behaviour are identical with timber, but merely
Still have some deficits come the effect for realizing articulated car floor by working lining, therefore present embodiment is additionally provided with and passes through with working lining
The enhancement layer that adhesive is mutually fixed, the intensity to increase the composite floor.
The articulated car composite floor that this specific embodiment is provided, is applied on articulated car, including：Work
Layer 1, enhancement layer 2；Working lining 1 is mutually fixed by adhesive with enhancement layer 2.Wherein working lining 1 is the poly- ammonia of glass fiber reinforcement
Ester foaming structure, and positioned at the top layer of composite floor, for directly with treat loads and contact.It is being applied to articulated car
When, because working lining 1 is the polyurethane foam structure of glass fiber reinforcement, i.e., with the addition of glass fibers in polyurethane foam structure
Dimension, thus can while 1 coefficient of friction of working lining is ensured, improve its nail-holding ability and anti-split power.Therefore, what the present invention was provided answers
Condensation material floor, ensureing mechanical property and while ageing resistace, it is possible to increase articulated car floor is held nail, resists and split
And non-skid property, solve a difficult problem of the prior art.Specifically refer to Fig. 1.
The articulated car composite floor that this specific embodiment is provided, can also include reinforcement 3.Reinforcement 3
It is arranged on enhancement layer 2 and is embedded in working lining 1, further the composite floor is played a part of to strengthen and reinforced；
And in order to equilibrium strengthens composite floor, reinforcement 3 can be provided with multiple, and can be by reinforcement 3 according to reality
Use demand is arranged on enhancement layer 2.
The articulated car composite floor that this specific embodiment is provided, the glass fibre of its addition is the fibre that is chopped
Dimension, between 1mm-20mm, the design contributes to strengthening the anti-power of splitting and nail-holding ability on floor length.
This specific embodiment provide articulated car composite floor, its enhancement layer 2 for meet material make and
Into mainly including：Continuous fiber, polyurethane.In order to improve its intensity, expand the scope of application, continuous fiber can be selected two-way
Braiding continuous glass fibre cloth and the material of unidirectional continuous fiber yarn mixing.
The articulated car composite floor that this specific embodiment is provided, should in order to meet the floor on articulated car
Condition, the thickness of working lining 1 may be selected between 35mm-70mm, and the thickness of enhancement layer 2 is selected between 1mm-35mm.
The articulated car composite floor that this specific embodiment is provided, working lining 1 is to be increased with short glass fiber
Strong polyurethane foam structure, and short glass fiber is irregular is distributed in polyurethane foam structure, it is whole so as to improve
The frictional force of body structure, nail-holding ability, anti-split power and compressive strength etc..Enhancement layer 2 is the composite of continuous lod, main
To include continuous fiber and polyurethane, and be provided with the reinforcement 3 for being embedded into working lining 1, while bearing capacity is strengthened, can be with
Strengthen the switching performance of working lining 1 and enhancement layer 2；The shape of reinforcement 3 can be circle, cylindricality, trapezoidal etc..The another composite wood
Material floor integrally possesses fire-retardant, anti-aging, fatigue proof performance.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (9)
1. a kind of articulated car composite floor, it is characterised in that include：Positioned at the top layer of the composite floor,
For directly with the working lining (1) for treating that loads is contacted, the enhancement layer (2) mutually fixed by adhesive with the working lining (1)；
The working lining (1) for glass fiber reinforcement polyurethane foam structure.
2. articulated car composite floor according to claim 1, it is characterised in that also include：It is arranged on described adding
On strong layer (2) and the reinforcement (3) that is embedded in the working lining (1).
3. articulated car composite floor according to claim 1, it is characterised in that the length of the glass fibre exists
Between 1mm-20mm.
4. articulated car composite floor according to claim 1, it is characterised in that make the enhancement layer (2)
Material includes：Continuous fiber, polyurethane.
5. articulated car composite floor according to claim 4, it is characterised in that the continuous fiber includes：It is double
To braiding continuous glass fibre cloth.
6. articulated car composite floor according to claim 4, it is characterised in that the continuous fiber also includes：
Unidirectional continuous fiber yarn.
7. articulated car composite floor according to claim 1, it is characterised in that the thickness of the working lining (1)
Between 35mm-70mm.
8. articulated car composite floor according to claim 1, it is characterised in that the thickness of the enhancement layer (2)
Between 1mm-35mm.
9. articulated car composite floor according to claim 2, it is characterised in that the enhancement layer (2) is provided with
Multiple reinforcements (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922149.4A CN106626572A (en) | 2016-10-21 | 2016-10-21 | Composite material floor for railway flatcar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610922149.4A CN106626572A (en) | 2016-10-21 | 2016-10-21 | Composite material floor for railway flatcar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106626572A true CN106626572A (en) | 2017-05-10 |
Family
ID=58856920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610922149.4A Pending CN106626572A (en) | 2016-10-21 | 2016-10-21 | Composite material floor for railway flatcar |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106626572A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56162644A (en) * | 1981-04-07 | 1981-12-14 | Toray Industries | Sound board in fiber reinforced foaming resin |
| CN2527487Y (en) * | 2001-12-22 | 2002-12-25 | 宜兴市玻璃钢总厂 | Improved composite bottom board for bus |
| CN203475238U (en) * | 2013-06-08 | 2014-03-12 | 洛阳双瑞橡塑科技有限公司 | Fiber-reinforced compound sleeper |
| CN204323361U (en) * | 2014-10-28 | 2015-05-13 | 南车石家庄车辆有限公司 | Box car composite floor board |
| CN204623459U (en) * | 2015-02-04 | 2015-09-09 | 江苏奇一科技有限公司 | A kind of box car continuous fiber reinforced thermoplastic composite floor structure |
| CN205364727U (en) * | 2016-01-28 | 2016-07-06 | 林腾平 | A composite sheet for railcar |
| CN206124338U (en) * | 2016-10-21 | 2017-04-26 | 中国铁道科学研究院金属及化学研究所 | Railway is combined material floor for flatcar |
-
2016
- 2016-10-21 CN CN201610922149.4A patent/CN106626572A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS56162644A (en) * | 1981-04-07 | 1981-12-14 | Toray Industries | Sound board in fiber reinforced foaming resin |
| CN2527487Y (en) * | 2001-12-22 | 2002-12-25 | 宜兴市玻璃钢总厂 | Improved composite bottom board for bus |
| CN203475238U (en) * | 2013-06-08 | 2014-03-12 | 洛阳双瑞橡塑科技有限公司 | Fiber-reinforced compound sleeper |
| CN204323361U (en) * | 2014-10-28 | 2015-05-13 | 南车石家庄车辆有限公司 | Box car composite floor board |
| CN204623459U (en) * | 2015-02-04 | 2015-09-09 | 江苏奇一科技有限公司 | A kind of box car continuous fiber reinforced thermoplastic composite floor structure |
| CN205364727U (en) * | 2016-01-28 | 2016-07-06 | 林腾平 | A composite sheet for railcar |
| CN206124338U (en) * | 2016-10-21 | 2017-04-26 | 中国铁道科学研究院金属及化学研究所 | Railway is combined material floor for flatcar |
Non-Patent Citations (2)
| Title |
|---|
| 李恒德主编: "《现代材料科学与工程辞典》", 30 August 2001, 山东科学技术出版社 * |
| 王耀先编著: "《复合材料结构设计》", 30 September 2001, 化学工业出版社 * |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170510 |
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| RJ01 | Rejection of invention patent application after publication |