CN215152525U - High-strength environment-friendly paperboard with fireproof and heat insulation functions - Google Patents
High-strength environment-friendly paperboard with fireproof and heat insulation functions Download PDFInfo
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- CN215152525U CN215152525U CN202121161982.4U CN202121161982U CN215152525U CN 215152525 U CN215152525 U CN 215152525U CN 202121161982 U CN202121161982 U CN 202121161982U CN 215152525 U CN215152525 U CN 215152525U
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Abstract
The utility model discloses a high strength environmental protection cardboard with it is thermal-insulated to prevent fires, including middle fire-retardant insulating layer, go up fire-retardant enhancement layer and fire-retardant enhancement layer down, middle fire-retardant insulating layer glues and glues in last fire-retardant enhancement layer and between the fire-retardant enhancement layer down, and middle fire-retardant insulating layer includes mummification silt layer, two bracers and two sealing layers, and two bracers imbed the upper surface and the lower surface on mummification silt layer respectively, and two sealing layers are pasted respectively in the upper surface and the lower surface of two bracers. The upper and lower two sides are fixed and are prevented from cracking through the supporting net after the sludge is dried, and the sludge is used as a middle flame-retardant heat-insulating layer and is sealed through the sealing layer, so that the sludge is secondarily utilized, the low-carbon environment-friendly effect is realized, the cost is low, the flame retardant is filled in gaps on the two sides of the upper corrugated board and the lower corrugated board, the use amount of the flame retardant is reduced, the secondary pollution is prevented, and the fireproof heat-insulating effect is better.
Description
Technical Field
The utility model belongs to the technical field of the environmental protection cardboard technique and specifically relates to a high strength environmental protection cardboard with it is thermal-insulated to prevent fires.
Background
Along with the rapid development of domestic traffic, logistics transportation is more and more developed, and in the transportation process, in order to ensure the safety and storage of articles, the articles need to be packaged and protected by cartons, and the cartons are made of corrugated cartons, single-layer cartons and the like according to different materials and have various specifications and models. The paper has three layers, five layers and seven layers, each layer is divided into inner paper, corrugated paper, core paper and surface paper, the inner and surface paper comprises tea board paper, kraft paper, corrugated paper for the core paper and the like, and the paper has high mechanical strength, can resist collision and falling in the carrying process, but has no flame retardant property and is even flammable; if fire happens during storage or transportation, the paper board can not effectively protect objects, but can support combustion flame to enhance fire behavior, has low safety, most of the existing paper boards with fireproof and heat insulation functions are coated with fireproof paint on the surface, flame retardant is filled in the paper boards, the fireproof and heat insulation performance is in direct proportion to the thickness of the fireproof coating and the adding quantity of the flame retardant, the manufacturing cost is high, and environmental pollution is caused by using a large amount of flame retardant, so that improvement is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art existence, the utility model aims at providing a high strength environmental protection cardboard with it is thermal-insulated to prevent fires, the fire retardant volume of using in practice is little, utilizes silt preparation insulating layer, low carbon environmental protection, and is with low costs, intensity height.
In order to realize the purpose, the utility model discloses the technical scheme who adopts is: a high-strength environment-friendly paperboard with fireproof and heat insulation functions comprises a middle flame-retardant heat-insulation layer, an upper flame-retardant reinforcing layer and a lower flame-retardant reinforcing layer, wherein the middle flame-retardant heat-insulation layer is adhered between the upper flame-retardant reinforcing layer and the lower flame-retardant reinforcing layer and comprises a dried sludge layer, two supporting nets and two sealing layers, the two supporting nets are respectively embedded into the upper surface and the lower surface of the dried sludge layer, and the two sealing layers are respectively adhered to the upper surface and the lower surface of the two supporting nets; the upper flame-retardant reinforced layer comprises an upper corrugated board, an upper reinforced board, an upper fireproof layer and an upper packaging board, the upper corrugated board is adhered to the sealing layer on the upper part of the middle flame-retardant heat-insulating layer, the upper reinforced board is adhered to the upper surface of the upper corrugated board, and the upper fireproof layer is adhered between the upper corrugated board and the upper packaging board; the lower flame-retardant reinforced layer comprises a lower corrugated board, a lower reinforced board, a lower fireproof layer and a lower packaging board, the lower corrugated board is pasted on the sealing layer at the lower part of the middle flame-retardant heat-insulating layer, the lower reinforced board is pasted on the lower surface of the lower corrugated board, and the lower fireproof layer is pasted between the lower corrugated board and the lower packaging board.
In a further technical scheme, the upper fire-proof layer comprises a filling reinforcing net, fire-resistant filler is filled in the filling reinforcing net, and the lower fire-proof layer and the upper fire-proof layer are identical in structure.
In a further technical scheme, the lower fireproof layer and the upper fireproof layer are the same in thickness, and the middle flame-retardant heat-insulating layer is 2-5 times as thick as the lower fireproof layer and the upper fireproof layer.
In a further technical scheme, the filling reinforcing net and the supporting net are both made of glass fiber nets.
In a further technical scheme, the upper corrugated board and the lower corrugated board are vertically arranged, and the cross-sectional shapes of the upper corrugated board and the lower corrugated board are continuous VU wave shapes.
In a further technical scheme, the gaps on the two sides of the upper corrugated board and the lower corrugated board are filled with flame retardant.
In a further technical scheme, the upper surface of the upper packaging paperboard and the lower surface of the lower packaging paperboard are respectively coated with a flame-retardant coating.
In a further technical scheme, a graphite heat insulation layer is respectively adhered to the upper side surface of the upper packaging paperboard and the lower side surface of the lower packaging paperboard.
In a further technical scheme, the graphite heat insulation layer is made of graphite felt.
In a further technical scheme, the sealing layer is made of flame-retardant PP materials so as to isolate the dried sludge layer.
After the structure is adopted, compared with the prior art, the utility model the advantage that has is: the upper and lower two sides are fixed and are prevented from cracking through the supporting net after the sludge is dried, and the sludge is sealed through the sealing layer as a middle flame-retardant heat-insulating layer, and the sludge is secondarily utilized, low carbon and environmental protection are realized, the cost is low, only the gaps on the two sides of the upper corrugated board and the lower corrugated board are filled with the flame retardant, the use amount of the flame retardant is reduced, the secondary pollution is prevented from being caused, and the seven flame-retardant heat-insulating layers are formed through the two flame-retardant coatings, the upper fireproof layer, the lower fireproof layer, the two flame retardants and the middle flame-retardant heat-insulating layer, so that the fireproof heat-insulating effect is better.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is an exploded view of the present invention;
fig. 3 is a cross-sectional view of the present invention.
In the figure:
1, an intermediate flame-retardant heat-insulating layer, 11 dried sludge layers, 12 supporting nets and 13 sealing layers;
2, an upper flame-retardant reinforcing layer, 21 upper corrugated paper boards, 22 upper reinforcing paper boards, 23 upper fire-proof layers and 24 upper packaging paper boards;
3 lower flame-retardant reinforcing layers, 31 lower corrugated boards, 32 lower reinforcing boards, 33 lower flame-retardant layers and 34 lower packaging boards;
4, filling a reinforcing net;
5 a fire-resistant filler;
6, a flame retardant;
7 flame-retardant coating.
Detailed Description
The following are only preferred embodiments of the present invention, and the protection scope of the present invention is not limited thereby.
A high-strength environment-friendly paperboard with fireproof and heat insulation functions is shown in figures 1 to 3 and comprises a middle flame-retardant heat-insulation layer 1, an upper flame-retardant reinforcing layer 2 and a lower flame-retardant reinforcing layer 3, wherein the middle flame-retardant heat-insulation layer 1 is adhered between the upper flame-retardant reinforcing layer 2 and the lower flame-retardant reinforcing layer 3, the middle flame-retardant heat-insulation layer 1 comprises a dried sludge layer 11, two supporting nets 12 and two sealing layers 13, the two supporting nets 12 are respectively embedded into the upper surface and the lower surface of the dried sludge layer 11, and the two sealing layers 13 are respectively adhered to the upper surface and the lower surface of the two supporting nets 12; the upper flame-retardant reinforcing layer 2 comprises an upper corrugated cardboard 21, an upper reinforcing cardboard 22, an upper fireproof layer 23 and an upper packaging cardboard 24, the upper corrugated cardboard 21 is adhered to the sealing layer 13 on the upper part of the middle flame-retardant heat-insulating layer 1, the upper reinforcing cardboard 22 is adhered to the upper surface of the upper corrugated cardboard 21, and the upper fireproof layer 23 is adhered between the upper corrugated cardboard 21 and the upper packaging cardboard 24; the lower flame-retardant reinforcing layer 3 comprises a lower corrugated cardboard 31, a lower reinforcing cardboard 32, a lower fire-retardant layer 33 and a lower packaging cardboard 34, wherein the lower corrugated cardboard 31 is adhered to the sealing layer 13 at the lower part of the middle flame-retardant heat-insulating layer 1, the lower reinforcing cardboard 32 is adhered to the lower surface of the lower corrugated cardboard 31, and the lower fire-retardant layer 33 is adhered between the lower corrugated cardboard 31 and the lower packaging cardboard 34. After drying, the upper surface and the lower surface of the dried sludge are fixed and prevented from cracking through the supporting net 12 to serve as the middle flame-retardant heat-insulating layer 1, and then the dried sludge layer 11 is sealed through the sealing layer 13 to isolate the dried sludge layer, so that the dried sludge layer is prevented from being leaked due to the fact that harmful substances are thrown in the dried sludge layer; the secondary utilizes silt, and low carbon environmental protection is with low costs, only has the fire retardant 6 at the both sides gap packing of last corrugated container board 21 and lower corrugated container board 31, reduces the use amount of fire retardant 6, prevents to cause secondary pollution to constitute seven layers of fire prevention insulating layer through two-layer flame retardant coating 7, last flame retardant coating 23, lower flame retardant coating 33, two-layer fire retardant 6 and middle fire-retardant insulating layer 1, the thermal-insulated effect of fire prevention is better.
Specifically, the upper fire-retardant layer 23 comprises a filling and reinforcing net 4, the filling and reinforcing net 4 is filled with a fire-resistant filler 5, and the lower fire-retardant layer 33 and the upper fire-retardant layer 23 are identical in structure. The fire-resistant filler 5 is filled on the filling and reinforcing mesh 4, and the filling and reinforcing mesh 4 plays a role of structural support and prevents the fire-resistant filler 5 from generating faults due to bending of the paperboard.
Specifically, the thickness of the lower fireproof layer 33 is the same as that of the upper fireproof layer 23, and the thickness of the middle flame-retardant heat-insulating layer 1 is 2-5 times that of the lower fireproof layer 33 and that of the upper fireproof layer 23. The silt is low in cost, and the thickness of the middle flame-retardant heat-insulating layer 1 is increased, so that the heat-insulating and fireproof effects are better.
In particular, the filling and reinforcing mesh 4 and the supporting mesh 12 are both made of glass fiber mesh. The glass fiber net has good alkali resistance, flexibility and warp-wise high tensile resistance, can effectively prevent the dried sludge layer 11 and the fire-resistant filler 5 from cracking, and has the functions of heat preservation, water resistance and fire resistance.
Preferably, the upper and lower corrugated cardboards 21 and 31 are vertically arranged, and the sectional shapes of the upper and lower corrugated cardboards 21 and 31 are a continuous "VU" wave shape. The upper corrugated board 21 and the lower corrugated board 31 are vertically arranged, and have stronger supporting force in the transverse direction and the longitudinal direction, so that the structural strength is further enhanced, the elasticity of the cross section in the shape of VU is ensured, and the compressive strength is high.
Preferably, both side slits of the upper and lower corrugated cardboards 21 and 31 are filled with the flame retardant 6. The flame retardant 6 further enhances the flame retardant effect, and the flame retardant 6 is only used for filling gaps, so that the using amount is small, and secondary pollution caused by using a large amount of the flame retardant 6 is avoided.
Specifically, the upper surface of the upper packing paper board 24 and the lower surface of the lower packing paper board 34 are coated with a flame retardant coating 7, respectively. The flame-retardant coating 7 is low in cost, and the cost is reduced while the flame-retardant effect is ensured.
Preferably, a graphite heat insulating layer is adhered to the upper surface of the upper packing plate 24 and the lower surface of the lower packing plate 34, respectively. The graphite heat insulation layer has stronger flame retardance and heat insulation performance, replaces the flame retardant coating 7, and has better fireproof and heat insulation effects.
Specifically, the graphite heat insulation layer is made of graphite felt.
Specifically, the sealing layer 13 is made of flame-retardant PP material so as to isolate the dried sludge layer 11.
The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.
Claims (10)
1. The utility model provides a high strength environmental protection cardboard with it is thermal-insulated to prevent fires which characterized in that: the drying sludge drying device comprises a middle flame-retardant heat-insulating layer (1), an upper flame-retardant reinforcing layer (2) and a lower flame-retardant reinforcing layer (3), wherein the middle flame-retardant heat-insulating layer (1) is adhered between the upper flame-retardant reinforcing layer (2) and the lower flame-retardant reinforcing layer (3), the middle flame-retardant heat-insulating layer (1) comprises a drying sludge layer (11), two supporting nets (12) and two sealing layers (13), the two supporting nets (12) are respectively embedded into the upper surface and the lower surface of the drying sludge layer (11), and the two sealing layers (13) are respectively adhered to the upper surface and the lower surface of the two supporting nets (12); the upper flame-retardant reinforcing layer (2) comprises an upper corrugated paperboard (21), an upper reinforcing paperboard (22), an upper fireproof layer (23) and an upper packaging paperboard (24), the upper corrugated paperboard (21) is adhered to the sealing layer (13) at the upper part of the middle flame-retardant heat-insulating layer (1), the upper reinforcing paperboard (22) is adhered to the upper surface of the upper corrugated paperboard (21), and the upper fireproof layer (23) is adhered between the upper corrugated paperboard (21) and the upper packaging paperboard (24); the lower flame-retardant reinforcing layer (3) comprises a lower corrugated paperboard (31), a lower reinforcing paperboard (32), a lower fire-retardant layer (33) and a lower packaging paperboard (34), the lower corrugated paperboard (31) is adhered to the sealing layer (13) at the lower part of the middle flame-retardant heat-insulating layer (1), the lower reinforcing paperboard (32) is adhered to the lower surface of the lower corrugated paperboard (31), and the lower fire-retardant layer (33) is adhered between the lower corrugated paperboard (31) and the lower packaging paperboard (34).
2. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 1, wherein: the upper fireproof layer (23) comprises a filling and reinforcing net (4), a fireproof filler (5) is filled on the filling and reinforcing net (4), and the lower fireproof layer (33) and the upper fireproof layer (23) are identical in structure.
3. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 2, wherein: the lower fireproof layer (33) and the upper fireproof layer (23) are the same in thickness, and the thickness of the middle flame-retardant heat-insulating layer (1) is 2-5 times that of the lower fireproof layer (33) and the upper fireproof layer (23).
4. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 2, wherein: the filling reinforcing net (4) and the supporting net (12) both adopt glass fiber nets.
5. The high-strength environmental protection paperboard with fire-proof and heat-insulation functions as claimed in any one of claims 1 to 4, which is characterized in that: the upper corrugated cardboard (21) and the lower corrugated cardboard (31) are vertically arranged, and the cross-sectional shapes of the upper corrugated cardboard (21) and the lower corrugated cardboard (31) are continuous VU wave shapes.
6. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 5, wherein: and the gaps at the two sides of the upper corrugated paperboard (21) and the lower corrugated paperboard (31) are filled with flame retardants (6).
7. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 1, wherein: the upper surface of the upper packaging paperboard (24) and the lower surface of the lower packaging paperboard (34) are respectively coated with a flame retardant coating (7).
8. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 1, wherein: and a graphite heat insulation layer is respectively adhered to the upper side surface of the upper packaging paperboard (24) and the lower side surface of the lower packaging paperboard (34).
9. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 8, wherein: the graphite heat insulation layer is made of graphite felt.
10. The high-strength environment-friendly paperboard with fireproof and heat insulation functions as claimed in claim 9, wherein: the sealing layer (13) is made of flame-retardant PP materials so as to isolate the dried sludge layer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161982.4U CN215152525U (en) | 2021-05-27 | 2021-05-27 | High-strength environment-friendly paperboard with fireproof and heat insulation functions |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121161982.4U CN215152525U (en) | 2021-05-27 | 2021-05-27 | High-strength environment-friendly paperboard with fireproof and heat insulation functions |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215152525U true CN215152525U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121161982.4U Active CN215152525U (en) | 2021-05-27 | 2021-05-27 | High-strength environment-friendly paperboard with fireproof and heat insulation functions |
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| Country | Link |
|---|---|
| CN (1) | CN215152525U (en) |
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2021
- 2021-05-27 CN CN202121161982.4U patent/CN215152525U/en active Active
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