CN214927647U - Glass fiber reinforced plastic sandwich composite board - Google Patents
Glass fiber reinforced plastic sandwich composite board Download PDFInfo
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- CN214927647U CN214927647U CN202121067119.2U CN202121067119U CN214927647U CN 214927647 U CN214927647 U CN 214927647U CN 202121067119 U CN202121067119 U CN 202121067119U CN 214927647 U CN214927647 U CN 214927647U
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- reinforced plastic
- plate
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- 239000002131 composite material Substances 0.000 title claims abstract description 38
- 239000011152 fibreglass Substances 0.000 title claims description 21
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 29
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 229920000728 polyester Polymers 0.000 claims abstract description 12
- 238000004321 preservation Methods 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 18
- 229920005989 resin Polymers 0.000 claims description 17
- 239000011347 resin Substances 0.000 claims description 17
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 13
- 239000003292 glue Substances 0.000 claims description 8
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 229920002635 polyurethane Polymers 0.000 claims description 3
- 239000004814 polyurethane Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 2
- 239000002023 wood Substances 0.000 claims description 2
- 229920002430 Fibre-reinforced plastic Polymers 0.000 claims 1
- 239000003365 glass fiber Substances 0.000 claims 1
- 239000011521 glass Substances 0.000 abstract description 10
- 230000007797 corrosion Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 4
- 230000003115 biocidal effect Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 170
- 239000002344 surface layer Substances 0.000 description 17
- 230000000694 effects Effects 0.000 description 7
- 239000000463 material Substances 0.000 description 4
- 239000000126 substance Substances 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 230000001681 protective effect Effects 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012792 core layer Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000004593 Epoxy Substances 0.000 description 1
- 230000000844 anti-bacterial effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 229920006335 epoxy glue Polymers 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000007761 roller coating Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Laminated Bodies (AREA)
- Body Structure For Vehicles (AREA)
Abstract
The utility model belongs to the technical field of the composite sheet technique and specifically relates to a glass steel sandwich composite sheet is related to, including sandwich layer, set up in the first panel layer of sandwich layer one side and set up in the second panel layer of sandwich layer opposite side, the upper and lower both ends face of sandwich layer all is provided with the non-woven fabrics layer, the non-woven fabrics layer is the polyester non-woven fabrics, and the upper and lower both ends face of sandwich layer all is provided with the non-woven fabrics layer, increases the roughness of the surface of sandwich layer to improve area of contact between increase sandwich layer and first panel layer and the second panel layer, improve the firm in connection between sandwich layer and first panel layer, the second panel layer, the non-woven fabrics layer is the polyester non-woven fabrics, and the polyester non-woven fabrics has the soft characteristic of matter light, good antibiotic, alkaline corrosion resistance.
Description
Technical Field
The application relates to the technical field of composite boards, in particular to a glass fiber reinforced plastic sandwich composite board which is suitable for the fields of glass fiber reinforced plastic carriage boards, tank boards, wave plates of cooling towers, color steel plates, corrugated boards for buildings, partition boards of houses, door plates and the like.
Background
The composite board is made up of two or more materials with different properties by physical or chemical method. The various materials mutually make up for the weakness in performance to generate a synergistic effect, so that the comprehensive performance of the composite board is superior to that of the original composition material to meet various different requirements, and the composite board is widely applied at present.
At present, chinese patent with publication number CN 207931225U discloses a composite plate for a vehicle compartment, which is characterized in that: a first surface layer, an intermediate layer, and a second surface layer; the middle layer is an aluminum honeycomb core layer, the first surface layer is compounded on one side of the middle layer, the first surface layer is arranged towards the outer space of the carriage, the first surface layer is a glass steel plate or an aluminum plate, the second surface layer is compounded on the other side of the middle layer, the second surface layer is arranged towards the inner space of the carriage, the second surface layer is a glass steel plate or a PP plate, when the first surface layer is a glass steel plate, the surface of the first surface layer is coated with a gel coat layer, and when the first surface layer is an aluminum plate, the surface of the first surface layer is provided with a roller coating.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: the first surface layer, the second surface layer and the middle layer are bonded through epoxy glue, the surfaces of the first surface layer and the second surface layer are smooth, and the adhesiveness between the first surface layer and the middle layer is poor.
SUMMERY OF THE UTILITY MODEL
In order to improve the fastness between surperficial plate layer and the intermediate level, this application provides a glass steel sandwich composite sheet.
The application provides a glass steel core composite board adopts following technical scheme:
the utility model provides a glass steel sandwich composite sheet, includes sandwich layer, sets up in the first panel layer of sandwich layer one side and sets up in the second panel layer of sandwich layer opposite side, the upper and lower both ends face of sandwich layer all is provided with the non-woven fabrics layer, the non-woven fabrics layer is the polyester non-woven fabrics.
Through adopting above-mentioned technical scheme, the upper and lower both ends face of sandwich layer all is provided with the non-woven fabrics layer, increases the roughness of the surface of sandwich layer to improve area of contact between increase sandwich layer and first panel layer and the second panel layer, improve the fastness of connection between sandwich layer and first panel layer, the second panel layer, the non-woven fabrics layer is the polyester non-woven fabrics, and the polyester non-woven fabrics has the light soft characteristic of matter, good antibiotic, alkali corrosion resistance.
Preferably, the sandwich layer comprises a light layer arranged in a honeycomb structure, and the light layer is a PP honeycomb plate layer or an aluminum honeycomb plate layer.
By adopting the technical scheme, the PP honeycomb plate has the advantages of light weight, good heat insulation, excellent chemical stability and electrical insulation, can be widely applied to the carriage of the van, and is beneficial to reducing the weight of the whole carriage on one hand and improving the heat insulation effect of the carriage on the other hand; the aluminum honeycomb plate has the excellent performances of high wind pressure resistance, shock absorption, sound insulation, heat preservation, flame retardance, high specific strength and the like.
Preferably, the sandwich layer comprises a heat-insulating layer, and the heat-insulating layer is a polyurethane heat-insulating plate layer or an XPS extrusion molding plate layer.
By adopting the technical scheme, the XPS extruded sheet has the characteristics of high thermal resistance, low linearity and low expansion ratio, the closed porosity of the structure reaches more than 99 percent, a vacuum layer is formed, air flow heat dissipation is avoided, the durability and stability of the heat preservation performance of the XPS extruded sheet are ensured, the heat preservation and heat insulation performance of a carriage are further improved, in addition, the XPS extruded sheet is not aged, not decomposed and not generates harmful substances in long-time use, the chemical performance of the XPS extruded sheet is extremely stable, the excellent performance of the XPS extruded sheet can still be kept under a high-temperature environment, in addition, the XPS extruded sheet has extremely low water absorption, and when the composite sheet is applied to the carriage, the carriage has good moisture resistance.
Preferably, the upper end face and the lower end face of the heat-insulating layer are both provided with grooves with the width of 1-5 mm and the depth of 1-5 mm, and the grooves are distributed on the outer surface of the heat-insulating layer in an array manner.
Through adopting above-mentioned technical scheme, be provided with the slot, on the one hand, when bonding first panel layer and second panel layer in the heat preservation, there is the air between glue and the heat preservation and can follow the slot and discharge, prevents that this composite sheet from taking place the swell phenomenon, and on the other hand, the roughness between increase heat preservation and first panel layer, the second panel layer improves the firm in connection nature of first panel layer, second panel layer and sandwich layer.
Preferably, the first panel layer and the sandwich layer, and the second panel layer and the sandwich layer are provided with reinforcing layers, and the reinforcing layers are wood plates or light steel plates.
By adopting the technical scheme, the reinforced layer is arranged, and the bending strength of the composite board is improved.
Preferably, the sandwich layer, the reinforcing layer, the first panel layer and the second panel layer are bonded and fixed through glue.
Through adopting above-mentioned technical scheme, it is fixed to bond through glue between sandwich layer, enhancement layer, first panel layer and the second panel layer, the production of being convenient for.
Preferably, the first panel layer is a glass fiber reinforced plastic plate, an aluminum plate or a steel plate, and the second panel layer is a glass fiber reinforced plastic plate, an aluminum plate or a steel plate.
Preferably, the sandwich layer comprises a light layer, a heat insulation layer bonded and fixed on the light layer, and a resin layer coated on the light layer and the heat insulation layer.
Through adopting above-mentioned technical scheme, be provided with the resin layer, on the one hand, fix light weight layer and heat preservation through the resin layer, on the other hand, the resin has good syllable-dividing effect, and the resin solidifies the back, forms syllable-dividing protective housing at the periphery wall on light weight layer and the periphery wall of heat preservation to make this composite sheet have better sound insulation, when this composite sheet is applied to the carriage of car as a house, make this carriage have good syllable-dividing and fall the effect of making an uproar.
To sum up, the utility model discloses following beneficial effect has:
1. the upper end face and the lower end face of the sandwich layer are respectively provided with a non-woven fabric layer, so that the roughness of the outer surface of the sandwich layer is increased, the contact area between the sandwich layer and the first panel layer and the contact area between the sandwich layer and the second panel layer are increased, the connection firmness between the sandwich layer and the first panel layer and between the sandwich layer and the second panel layer are improved, the non-woven fabric layers are polyester non-woven fabrics, and the polyester non-woven fabrics have the characteristics of light and soft quality and good antibacterial and alkali corrosion resistance;
2. the groove is arranged, on one hand, when the first panel layer and the second panel layer are bonded on the heat insulation layer, air between the glue and the heat insulation layer can be discharged from the groove, so that the composite board is prevented from bulging, on the other hand, the roughness between the heat insulation layer and the first panel layer and the roughness between the heat insulation layer and the second panel layer are increased, and the connection firmness of the first panel layer, the second panel layer and the sandwich layer is improved;
3. be provided with the resin layer, on the one hand, fix light weight layer and heat preservation through the resin layer, on the other hand, the resin has good syllable-dividing effect, and the resin solidifies the back, forms syllable-dividing protective housing at the periphery wall on light weight layer and the periphery wall of heat preservation to make this composite sheet have better sound insulation, when this composite sheet is applied to the carriage of car as a house, make this carriage have good syllable-dividing and fall the effect of making an uproar.
Drawings
FIG. 1 is a schematic structural diagram of a glass fiber reinforced plastic sandwich composite plate according to example 1;
FIG. 2 is a schematic structural diagram of a glass fiber reinforced plastic sandwich composite plate according to example 2;
FIG. 3 is a schematic view of the structure of the heat-insulating layer in example 2;
FIG. 4 is a schematic structural view of a glass fiber reinforced plastic sandwich composite panel according to example 3; .
In the figure, 1, a first panel layer; 2a, a light layer; 2b, a heat-insulating layer; 2c, a resin layer; 21. a trench; 3. a second panel layer; 4. a non-woven fabric layer.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
Example 1:
the embodiment of the application discloses glass steel sandwich composite sheet, refer to fig. 1, including sandwich layer, set up in the first panel layer 1 of sandwich layer one side and set up in the second panel layer 3 of sandwich layer opposite side.
Referring to fig. 1, the first panel layer 1 is a glass fiber reinforced plastic plate, an aluminum plate, a steel plate, or any combination of one or more of the three materials, and in this embodiment, the first panel layer 1 is a glass fiber reinforced plastic plate. Second panel layer 3 is glass steel plate or aluminum plate or steel sheet or one or more arbitrary combinations of three materials, and in this embodiment, second panel layer 3 is glass steel plate.
Referring to fig. 1, the sandwich layer is a light weight layer 2a arranged in a honeycomb structure, the light weight layer 2a is a PP honeycomb plate layer or an aluminum honeycomb plate layer, and in this embodiment, the light weight layer 2a is a PP honeycomb plate layer. The upper and lower end faces of the sandwich layer are both provided with non-woven fabric layers 4, and the non-woven fabric layers 4 are polyester non-woven fabrics. The light layer 2a and the first panel layer 1 and the light layer 2a and the second panel layer 3 are fixed by glue.
The application principle of the glass fiber reinforced plastic sandwich composite board in the embodiment of the application is as follows: the upper and lower both ends face of sandwich layer all is provided with non-woven fabrics layer 4, increases the roughness of the surface of sandwich layer to improve area of contact between increase sandwich layer and first panel layer 1 and the second panel layer 3, improve the firm in connection nature between sandwich layer and first panel layer 1, the second panel layer 3, non-woven fabrics layer 4 is the polyester non-woven fabrics, and the polyester non-woven fabrics has the light soft characteristic of matter, good antibiotic, alkali corrosion resistance.
Example 2: referring to fig. 2 and 3, the difference from embodiment 1 is that the sandwich layer is a heat insulating layer 2b, and the heat insulating layer 2b is a polyurethane heat insulating plate layer or an XPS extruded sheet layer, in this embodiment, the heat insulating layer 2b is an XPS extruded sheet layer, trenches 21 having a width of 1-5 mm and a depth of 1-5 mm are disposed on both upper and lower end surfaces of the XPS extruded sheet layer, and the trenches 21 are distributed in an array on an outer surface of the XPS extruded sheet layer. Between heat preservation 2b and the first panel layer 1, all bond fixedly through glue between heat preservation 2b and the second panel layer 3.
Referring to fig. 3, be provided with slot 21, on the one hand, when bonding first panel layer 1 and second panel layer 3 in heat preservation 2b, there is the air between glue and the heat preservation 2b and can follow slot 21 and discharge, prevents that this composite sheet from taking place the swell phenomenon, and on the other hand, the roughness between increase heat preservation 2b and first panel layer 1, the second panel layer 3 improves the firm in connection nature of first panel layer 1, second panel layer 3 and sandwich layer.
Example 3 differs from example 1 in that the core layer includes a lightweight layer 2a, an insulating layer 2b adhesively fixed to the lightweight layer 2a, and a resin layer 2c covering the lightweight layer 2a and the insulating layer 2b, with reference to fig. 4. Resin layer 2c is epoxy, is provided with resin layer 2c, on the one hand, fixes light weight layer 2a and heat preservation 2b through resin layer 2c, and on the other hand, the resin has good syllable-dividing effect, and the resin solidifies the back, forms syllable-dividing protective housing at light weight layer 2 a's periphery wall and heat preservation 2 b's periphery wall to make this composite sheet have better sound insulation, when this composite sheet is applied to the carriage of car as a house, make this carriage have good syllable-dividing and fall the effect of making an uproar.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The glass fiber reinforced plastic sandwich composite board is characterized in that: including the sandwich layer, set up in first panel layer (1) of sandwich layer one side and set up in second panel layer (3) of sandwich layer opposite side, the upper and lower both ends face of sandwich layer all is provided with non-woven fabrics layer (4), non-woven fabrics layer (4) are the polyester non-woven fabrics.
2. A glass reinforced plastic sandwich composite panel according to claim 1, wherein: the sandwich layer comprises a light weight layer (2a) which is arranged in a honeycomb structure, and the light weight layer (2a) is a PP honeycomb plate layer or an aluminum honeycomb plate layer.
3. A glass reinforced plastic sandwich composite panel according to claim 1, wherein: the sandwich layer comprises a heat insulation layer (2b), and the heat insulation layer (2b) is a polyurethane heat insulation plate layer or an XPS extrusion molding plate layer.
4. A glass reinforced plastic sandwich composite panel according to claim 3, wherein: grooves (21) with the width of 1-5 mm and the depth of 1-5 mm are formed in the upper end face and the lower end face of the heat preservation layer (2b), and the grooves (21) are distributed on the outer surface of the heat preservation layer (2b) in an array mode.
5. A glass reinforced plastic sandwich composite panel according to claim 1, wherein: reinforcing layers are arranged between the first panel layer (1) and the sandwich layer and between the second panel layer (3) and the sandwich layer, and the reinforcing layers are wood plates or light steel plates.
6. A glass fibre reinforced plastic sandwich composite panel according to claim 5, wherein: the sandwich layer, the reinforcing layer, the first panel layer (1) and the second panel layer (3) are bonded and fixed through glue.
7. A glass reinforced plastic sandwich composite panel according to claim 1, wherein: the first panel layer (1) is a glass fiber reinforced plastic plate or an aluminum plate or a steel plate, and the second panel layer (3) is a glass fiber reinforced plastic plate or an aluminum plate or a steel plate.
8. A glass reinforced plastic sandwich composite panel according to claim 1, wherein: the sandwich layer comprises a light layer (2a), a heat insulation layer (2b) which is bonded and fixed on the light layer (2a), and a resin layer (2c) which is coated on the light layer (2a) and the heat insulation layer (2 b).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121067119.2U CN214927647U (en) | 2021-04-30 | 2021-04-30 | Glass fiber reinforced plastic sandwich composite board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121067119.2U CN214927647U (en) | 2021-04-30 | 2021-04-30 | Glass fiber reinforced plastic sandwich composite board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214927647U true CN214927647U (en) | 2021-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121067119.2U Ceased CN214927647U (en) | 2021-04-30 | 2021-04-30 | Glass fiber reinforced plastic sandwich composite board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214927647U (en) |
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2021
- 2021-04-30 CN CN202121067119.2U patent/CN214927647U/en not_active Ceased
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20230830 Decision number of declaring invalidation: 563358 Granted publication date: 20211130 |
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| IW01 | Full invalidation of patent right |