CN204431858U - A kind of anti-flammability lining of railway boxcar plate - Google Patents
A kind of anti-flammability lining of railway boxcar plate Download PDFInfo
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- CN204431858U CN204431858U CN201520016244.9U CN201520016244U CN204431858U CN 204431858 U CN204431858 U CN 204431858U CN 201520016244 U CN201520016244 U CN 201520016244U CN 204431858 U CN204431858 U CN 204431858U
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Abstract
The utility model discloses a kind of anti-flammability lining of railway boxcar plate, comprise and meet shaping epicuticle, lower epidermis and central layer through hot pressing, described central layer is between epicuticle and lower epidermis, described epicuticle surface and lower epidermis surface are provided with flame-retardant layer, the beneficial effects of the utility model: when using the lining of railway boxcar plate of structure of the present utility model, crashproof and fire-retardant effect can not only be played, and in manufacture production process, there will not be bring in making material fire retardant being added to upper lower epidermis follow-up to manufacture the trouble on producing.
Description
Technical field
The utility model relates to a kind of lining of railway boxcar plate, especially a kind of anti-flammability lining of railway boxcar plate.
Background technology
Box car is the one in railway transport vehicle, and box car is by bottom vehicle frame, and sidewall framework and ceiling composition, box car, also can conveying people time urgent mainly based on freight forwarder's bag fast freight, is called in the past " boxcar ".
Traditional box car does not have liner, afterwards for preventing goods and fork truck in transportation loading and unloading process from, to the damage of car body, adding crashproof interior lining panel in sidewall framework steel skeleton inside.Framework due to box car is iron and steel, and box car is mainly used for again transporting cargo, and in transportation, constantly have collision, this just needs crashproof interior lining panel to have suitable shock resistance.
Need to reach certain shock resistance requirement according to the Crashworthy plate of customer requirement, also there is certain restriction to fire-retardant simultaneously, find in actual production, in the composite manufacturing process of continuous lod, because the fire retardant increased is inorganic inserts, with the problem occurring illiquidity in PP fusion process, in the manufacturing process of one-way tape, fire retardant needs to be in for a long time in the PP environment of melting simultaneously, long high temperature makes fire retardant the third place in imperial examination to turn to be yellow blackout, serious impact is caused on product appearance, therefore how to produce the one-way tape of band flame retardant effect or how to make whole production board acquisition high flame retardant effect be the problem that row insider studies always.
Utility model content
In order to solve the problem, the utility model provides a kind of anti-flammability lining of railway boxcar plate, and concrete technical scheme is as follows:
A kind of anti-flammability lining of railway boxcar plate, comprise through the epicuticle of hot pressing composite molding, lower epidermis and fire-retardant central layer, described fire-retardant central layer is between epicuticle and lower epidermis, and described epicuticle surface and lower epidermis surface are provided with flame-retardant layer.
Use the anti-flammability lining of railway boxcar plate of this structure, the requirement of client to fire resistance can be reached, and need the inside of first inorganic combustion inhibitor being added to upper and lower skin material and then the upper lower epidermis made in this structure in traditional interior lining panel manufacturing process, the manufacture craft of producing upper lower epidermis will be affected like this, and in the interior lining panel of this structure, the production of upper lower epidermis still only need conventionally make just passable, convenient and swift.
Further improvement is: described flame-retardant layer adds fire retardant in PP film gained, and described fire retardant is that fiber increases PP combustion inhibitor special.
Further improvement is: described flame-retardant layer is PVC material film, described film thickness 0.05-0.15mm.
Further improvement is: if when the main material of described flame-retardant layer is PVC material, described flame-retardant layer is connected by hot-melt adhesive paste layer with between epicuticle or lower epidermis.
Further improvement is: described flame-retardant layer fire retardant is added to gained in PP material film, described PP film thickness 0.05-0.2mm, and described PP thin-films Oxygen index reaches more than 28.
Further improvement is: described fire retardant is expansion type flame retardant.
Further improvement is: described upper and lower epidermis is made up of at least two layers of unidirectional prepreg tape respectively, and adjacent two layers unidirectional prepreg tape becomes 90 degree of angles.
Replacing traditional bamboo glue to be used as crashproof layer with fiber prepreg tape, when bearing equal impact, interior lining panel overall weight can be alleviated; Further, adjacent two layers unidirectional prepreg tape is mutually vertical, can provide tensile force respectively in both directions, greatly facilitate the analysis to tensile force.
Further improvement is: the material of described unidirectional prepreg tape is that continuous glass fibre strengthens thermoplastic polypropylene resin's composite; The material of described fire-retardant central layer is short fiber reinforced thermoplastic polypropylene resin composite; The thickness of described upper and lower epidermis is respectively 0.5-2.0mm, and the thickness of described fire-retardant central layer is 1.5-6.0mm.
PP material, namely high polymer polypropylene material application is very extensive, fire retardant self does not have mobility to belong to inorganic substances, affects process for integrally manufacturing after adding PP inside to, and the mode therefore using surface to paste inflaming retarding membrane can be avoided making inhibiting tape when doing fiber-reinforced tape; Strengthen thermoplastic polypropylene resin's composite with continuous glass fibre and make both upper and lower epidermal layers, central layer made by short fiber reinforced thermoplastic polypropylene resin composite, these two materials all have very excellent impact resistance, like this can when bearing equal impulsive force, reduce the thickness of interior lining panel main body (upper layer and central layer), be arranged on box car inwall simple and fast more.
Further improvement is: described fire-retardant central layer is added to by fire retardant in short fiber reinforced thermoplastic polypropylene resin composite to obtain, and then described fire-retardant central layer also has fire-retardant effect.
The beneficial effects of the utility model: when using the lining of railway boxcar plate of structure of the present utility model, crashproof and fire-retardant effect can not only be played, and in manufacture production process, there will not be bring in making material fire retardant being added to upper lower epidermis follow-up to manufacture the trouble on producing.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment.
Fig. 2, Fig. 3 be in embodiment unidirectional fibre prepreg tape and they be superimposed with each other after schematic diagram.
Wherein: 1-epicuticle, 2-lower epidermis, the fire-retardant central layer of 3-, 4-flame-retardant layer, 5-hot-melt adhesive paste layer, 6-unidirectional prepreg tape.
Detailed description of the invention
In order to deepen understanding of the present utility model, be described in further detail the utility model below in conjunction with drawings and Examples, this embodiment, only for explaining the utility model, not forming protection domain and limiting.
Embodiment 1
As shown in Figure 1, a kind of anti-flammability lining of railway boxcar plate, comprise the epicuticle 1 through hot pressing composite molding, lower epidermis 2 and fire-retardant central layer 3, described fire-retardant central layer 3 is between epicuticle 1 and lower epidermis 2, described epicuticle 1 surface and lower epidermis 2 surface are provided with flame-retardant layer 4, described flame-retardant layer 4 is PVC material film, described film thickness 0.1mm, described flame-retardant layer 4 is connected by hot-melt adhesive paste layer 5 with between epicuticle 1 or lower epidermis 2, described epicuticle 1, lower epidermis 2 is made up of two layers of unidirectional prepreg tape 6 respectively, see Fig. 2, represent the structural representation of unidirectional prepreg tape 6, adjacent two layers unidirectional prepreg tape 6 one-tenth 90 degree of angles, see Fig. 3, represent the arrangement schematic diagram of adjacent two layers prepreg tape 6 one-tenth an angle of 90 degrees, the material of described unidirectional prepreg tape 6 is that continuous glass fibre strengthens thermoplastic polypropylene resin's composite, the material of described fire-retardant central layer 3 is short fiber reinforced thermoplastic polypropylene resin composite, the thickness of described epicuticle 1, lower epidermis 2 is respectively 0.8mm, 0.7mm, the thickness of described fire-retardant central layer 3 is 1.5mm, described fire-retardant central layer 4 is added to by pp combustion inhibitor special in short fiber reinforced thermoplastic polypropylene resin composite to obtain, and described fire-retardant central layer 4 inside also can form flame retarding construction.
Being the main material using PVC material as flame-retardant layer in the present embodiment, in order to strengthen firmness, using PUR to connect flame-retardant layer and upper lower epidermis.
The lining of railway boxcar plate of structure in the present embodiment, can play traditional crashproof effect, also have flame retardant effect, in manufacture production process, there will not be the follow-up trouble manufactured in production of being added to by inorganic combustion inhibitor and bringing in PP material; And use PP material can under the prerequisite not affecting shock resistance as the material of shock resistance parts, reduce thickness, weight reduction, uses more convenient.
Embodiment 2
This embodiment is only the material of flame-retardant layer and the connected mode with upper lower epidermis thereof from the different of embodiment 1.See Fig. 1, ignore hot-melt adhesive paste layer 5, in this embodiment, described flame-retardant layer 4 fire retardant is added to gained in PP material film, and described fire retardant is good with expansion type flame retardant, described PP film thickness 0.15mm, described PP thin-films Oxygen index reaches 32, because upper lower epidermis and fire-retardant central layer are all adopt PP material, therefore, flame-retardant layer 4 needs are directly pressed together on epicuticle 1, lower epidermis 2 by hot compound.
In this embodiment, only needing fire retardant to join in pp to make inflaming retarding membrane, without the need to again toward continuing to be processed into prepreg tape, overcoming the trouble in follow-up manufacture.
Claims (9)
1. an anti-flammability lining of railway boxcar plate, comprise through the epicuticle of hot pressing composite molding, lower epidermis and fire-retardant central layer, described fire-retardant central layer, between epicuticle and lower epidermis, is characterized in that: described epicuticle surface and lower epidermis surface are provided with flame-retardant layer.
2. a kind of anti-flammability lining of railway boxcar plate according to claim 1, is characterized in that: described flame-retardant layer adds fire retardant in PP film gained, and described fire retardant is that fiber increases PP combustion inhibitor special.
3. a kind of anti-flammability lining of railway boxcar plate according to claim 1, is characterized in that: described flame-retardant layer is PVC material film, described film thickness 0.05-0.15mm.
4. a kind of anti-flammability lining of railway boxcar plate according to claim 3, is characterized in that: described flame-retardant layer is connected by hot-melt adhesive paste layer with between epicuticle or lower epidermis.
5. a kind of anti-flammability lining of railway boxcar plate according to claim 2, it is characterized in that: described flame-retardant layer fire retardant is added to gained in PP material film, described PP film thickness 0.05-0.2mm, described PP thin-films Oxygen index reaches more than 28.
6. a kind of anti-flammability lining of railway boxcar plate according to claim 5, is characterized in that: described fire retardant is expansion type flame retardant.
7. a kind of anti-flammability lining of railway boxcar plate according to claim 1, is characterized in that: described upper and lower epidermis is made up of at least two layers of unidirectional prepreg tape respectively, and adjacent two layers unidirectional prepreg tape becomes 90 degree of angles.
8. a kind of anti-flammability lining of railway boxcar plate according to claim 7, is characterized in that: the material of described unidirectional prepreg tape is that continuous glass fibre strengthens thermoplastic polypropylene resin's composite; The material of described fire-retardant central layer is short fiber reinforced thermoplastic polypropylene resin composite; The thickness of described upper and lower epidermis is respectively 0.5-2.0mm, and the thickness of described fire-retardant central layer is 1.5-6.0mm.
9. a kind of anti-flammability lining of railway boxcar plate according to claim 8, is characterized in that: described fire-retardant central layer is added to by fire retardant in short fiber reinforced thermoplastic polypropylene resin composite to obtain.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016244.9U CN204431858U (en) | 2015-01-12 | 2015-01-12 | A kind of anti-flammability lining of railway boxcar plate |
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| CN201520016244.9U CN204431858U (en) | 2015-01-12 | 2015-01-12 | A kind of anti-flammability lining of railway boxcar plate |
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| CN204431858U true CN204431858U (en) | 2015-07-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922694A (en) * | 2016-04-21 | 2016-09-07 | 广州金发碳纤维新材料发展有限公司 | Lightweight fiber reinforced thermoplastic resin plate |
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2015
- 2015-01-12 CN CN201520016244.9U patent/CN204431858U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105922694A (en) * | 2016-04-21 | 2016-09-07 | 广州金发碳纤维新材料发展有限公司 | Lightweight fiber reinforced thermoplastic resin plate |
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