Waterproof corrosion-resistant heat insulation coiled material

Abstract

The utility model belongs to the technical field of building heat insulation coiled materials, and discloses a waterproof and corrosion-resistant heat insulation coiled material which comprises a polytetrafluoroethylene layer, a polyurethane foam layer is arranged at the bottom of the polytetrafluoroethylene layer, and a polypropylene honeycomb layer is arranged at the bottom of the polyurethane foam layer. The polytetrafluoroethylene layer is made of polytetrafluoroethylene, and the polytetrafluoroethylene has excellent corrosion resistance and also has certain heat insulation performance and waterproof performance; the polyurethane foam layer is made of polyurethane foam, and the polyurethane foam has good heat insulation performance and certain waterproof performance and also has good corrosion resistance; the polypropylene honeycomb layer is of a honeycomb plate-shaped structure made of polypropylene, the polypropylene honeycomb layer is light and handy in structure and good in heat insulation performance and has certain waterproof performance, and the polyvinyl fluoride layer, the polyurethane foam layer and the polypropylene honeycomb layer are matched, so that the heat insulation coiled material can meet the heat insulation effect and can also meet the waterproof and corrosion-resistant effects and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of coiled materials, in particular to a waterproof and corrosion-resistant heat-insulating coiled material. Background Art

[0002] Thermal insulation roll is a kind of thermal insulation material widely used in industrial and commercial environments. Thermal insulation roll is mainly used in building walls and roofs, etc. It is a kind of flexible building material product that can be rolled into a roll to resist external heat.

[0003] A Chinese utility model patent with publication number CN203361366U discloses a heat-insulating coiled material structure for building exterior walls, which is stacked in sequence: a PE protective layer with a thickness of 0.003~0.010mm; a composite material strength layer selected from a PE woven cloth layer with a thickness of 50~150g / m2, a non-woven cloth layer or a plastic film layer with a thickness of 0.012~0.050mm; a flame-retardant adhesive layer selected from a PE layer with a thickness of 0.010~0.040mm or a glue layer with a thickness of 5~20g / m2; a heat-insulating reflective layer selected from an aluminum foil layer with a thickness of 0.006~0.020mm or an aluminum-plated film layer with a thickness of 0.007~0.030mm.

[0004] Regarding the above-mentioned related technologies, the inventors believe that the following defects exist: when using the thermal insulation roll structure, it can only play a single insulation role for the building. However, with the rapid development of the construction industry and the continuous improvement of building quality, the thermal insulation roll is required to not only provide basic thermal insulation effects, but also have higher performance, such as better waterproofing, corrosion resistance and other properties, so improvements are needed. Utility Model Content

[0005] In order to solve the above problems, the utility model provides a waterproof and corrosion-resistant heat-insulating coiled material.

[0006] The above technical purpose of the utility model is achieved through the following technical scheme: a waterproof and corrosion-resistant heat-insulating coiled material, comprising a polytetrafluoroethylene layer, a polyurethane foam layer is arranged at the bottom of the polytetrafluoroethylene layer, and a polypropylene honeycomb layer is arranged at the bottom of the polyurethane foam layer.

[0007] By adopting the above technical scheme, the polytetrafluoroethylene layer is made of polytetrafluoroethylene, which has excellent corrosion resistance, as well as certain heat insulation and waterproof properties; the polyurethane foam layer is made of polyurethane foam, which has good heat insulation and certain waterproof properties, as well as good corrosion resistance; the polypropylene honeycomb layer is a honeycomb plate structure made of polypropylene, which has a light structure, good heat insulation and certain waterproof properties. By combining the polyvinyl fluoride layer, the polyurethane foam layer and the polypropylene honeycomb layer, the thermal insulation roll can meet the effects of waterproofness, corrosion resistance and the like while meeting the heat insulation effect.

[0008] Furthermore, a glass fiber reinforced plastic layer is arranged at the bottom of the polypropylene honeycomb layer.

[0009] By adopting the above technical solution, the FRP layer is made of FRP, which is a glass fiber reinforced plastic with good waterproof performance. At the same time, due to its non-metallic components, it has good corrosion resistance, which further improves the waterproofness and corrosion resistance of the insulation roll.

[0010] Furthermore, a fluorocarbon coating layer is provided on the top of the polytetrafluoroethylene layer.

[0011] By adopting the above technical scheme, the fluorocarbon coating layer is made of fluorocarbon coating. Fluorocarbon coating not only has excellent waterproof performance, but also has good corrosion resistance. A special coating technology is used to form a dense protective film on the surface of the thermal insulation coil to prevent erosion by moisture and corrosive media.

[0012] Furthermore, a rock wool layer is provided at the bottom of the fiberglass reinforced plastic layer.

[0013] By adopting the above technical solution, the rock wool layer is made of rock wool, which is made of rock

[0014] It is formed by fiberization after high-temperature melting and has excellent thermal insulation, fire resistance, corrosion resistance, sound absorption and other properties. It can effectively reduce the impact of the temperature difference between inside and outside of the building on the building itself.

[0015] Furthermore, a sound insulation cotton layer is arranged at the bottom of the rock wool layer.

[0016] By adopting the above technical solution, the sound insulation cotton layer is made of sound insulation cotton, which has good sound absorption and sound insulation properties and can effectively isolate sound to reduce the impact of noise on the living environment.

[0017] Furthermore, the polytetrafluoroethylene layer, polyurethane foam layer, polypropylene honeycomb layer, fiberglass layer, rock wool layer and sound insulation wool layer are all connected to each other by bonding; the bottom of the polytetrafluoroethylene layer and the top of the polyurethane foam layer, the bottom of the polypropylene honeycomb layer and the top of the fiberglass layer, and the bottom of the fiberglass layer and the top of the rock wool layer are all connected by a first adhesive layer, and the bottom of the polyurethane foam layer and the top of the polypropylene honeycomb layer, the top of the polytetrafluoroethylene layer and the bottom of the fluorocarbon coating layer, and the bottom of the rock wool layer and the top of the sound insulation wool layer are all connected by a second adhesive layer.

[0018] By adopting the above technical solution and selecting a suitable adhesive, the corrosion resistance and bonding strength between adjacent layer structures constituting the thermal insulation roll can be improved, making the connection parts more durable.

[0019] Furthermore, the first adhesive layer includes an "L"-shaped adhesive area, and the "L"-shaped adhesive area is provided with four and distributed in a rectangular array, and the corner of the "L"-shaped adhesive area is located near the corner of the thermal insulation roll, and the second adhesive layer includes a rectangular adhesive area, and the rectangular adhesive area is located near the corner of the "L"-shaped adhesive area.

[0020] By adopting the above technical solution, adjacent upper and lower adhesive layers are staggered, which is beneficial to reducing the probability that the thickness between adjacent layer structures will be locally too thick due to the adhesive layers being distributed in the same area.

[0021] Furthermore, the first adhesive layer further includes a rhombus adhesive area connected to the inner corner of the “L”-shaped adhesive area, and the second adhesive layer further includes a cross-shaped adhesive area, the end of which is connected to the midpoint of the side of the rectangular adhesive area.

[0022] By adopting the above technical solution, the provision of the oblique square adhesive area and the cross-shaped adhesive area further increases the range of the adhesive area, which is beneficial to improving the connection stability between adjacent layer structures constituting the thermal insulation coil.

[0023] Furthermore, the width of the "L"-shaped adhesive area, the rectangular adhesive area, the rhombus adhesive area and the cross-shaped adhesive area are all 1 cm, the distance between the outer edge of the "L"-shaped adhesive area and the edge of the polytetrafluoroethylene layer is 1.2 cm, and the distance between the outer edge of the rectangular adhesive area and the edge of the polytetrafluoroethylene layer is 0.2 cm.

[0024] Furthermore, the edges of the polytetrafluoroethylene layer, the polyurethane foam layer, the polypropylene honeycomb layer, the fiberglass layer, the rock wool layer and the sound insulation wool layer are commonly provided with an annular edging.

[0025] By adopting the above technical solution, the annular edge wrapping is used to wrap the various layers of the thermal insulation coil, which is beneficial to reduce the probability of curling at the edges of the various layers of the thermal insulation coil, thereby increasing the service life of the thermal insulation coil.

[0026] In summary, the utility model has the following beneficial effects:

[0027] 1. In the present application, the polytetrafluoroethylene layer is made of polytetrafluoroethylene, which has excellent corrosion resistance, and also has certain heat insulation and waterproof properties; the polyurethane foam layer is made of polyurethane foam, which has good heat insulation and certain waterproof properties, and also has good corrosion resistance; the polypropylene honeycomb layer is a honeycomb plate structure made of polypropylene, which has a light structure, good heat insulation and certain waterproof properties.

[0028] The combination of nest layers ensures that the thermal insulation membrane not only has thermal insulation effect, but also has waterproof and corrosion resistance effects.

[0029] 2. In this application, the FRP layer is made of FRP, which is a glass fiber reinforced plastic with good waterproof performance. At the same time, due to its non-metallic components, it has good corrosion resistance, which further improves the waterproofness and corrosion resistance of the thermal insulation coil;

[0030] 3. In this application, the fluorocarbon coating layer is made of fluorocarbon coating, which not only has excellent waterproof performance, but also has good corrosion resistance. A special coating technology is used to form a dense protective film on the surface of the thermal insulation coil to prevent erosion by moisture and corrosive media. BRIEF DESCRIPTION OF THE DRAWINGS

[0031] FIG1 is a schematic diagram of the overall structure of Example 1 of the present utility model;

[0032] FIG2 is a schematic diagram of the structure of embodiment 1 of the utility model for highlighting and removing the annular edging;

[0033] FIG3 is a schematic diagram of an exploded structure for highlighting and removing an annular edging according to Embodiment 1 of the present invention;

[0034] FIG4 is a schematic plan view of Embodiment 1 of the present invention for highlighting an “L”-shaped adhesive area and a rectangular adhesive area;

[0035] FIG5 is a schematic plan view of Embodiment 2 of the present invention for highlighting the first adhesive layer; FIG6 is a schematic plan view of Embodiment 2 of the present invention for highlighting the second adhesive layer;

[0036] FIG. 7 is a top view of Embodiment 2 of the present invention for highlighting the positional relationship between the first adhesive layer and the second adhesive layer.

[0037] In the figure: 1, polytetrafluoroethylene layer; 2, polyurethane foam layer; 3, polypropylene honeycomb layer; 4, fiberglass layer; 5, fluorocarbon coating layer; 6, rock wool layer; 7, sound insulation cotton layer; 8, first adhesive layer; 81, "L" shaped adhesive area; 82, rhombus adhesive area; 9, second adhesive layer;

[0038] 91. Rectangular adhesive area; 92. Cross-shaped adhesive area; 10. Annular edging. DETAILED DESCRIPTION

[0039] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; it is obvious that the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application. Example

[0040] As shown in FIGS. 1-4 , the embodiment of the present application discloses a waterproof and corrosion-resistant heat-insulating coiled material, including a polytetrafluoroethylene layer 1 , a polyurethane foam layer 2 , a polypropylene honeycomb layer 3 , a fiberglass layer 4 , a fluorocarbon coating layer 5 , a rock wool layer 6 and a sound insulation wool layer 7 .

[0041] The polytetrafluoroethylene layer 1 is arranged horizontally. The polytetrafluoroethylene layer 1 is made of polytetrafluoroethylene. Polytetrafluoroethylene has excellent corrosion resistance, and also has certain heat insulation and waterproof properties.

[0042] The polyurethane foam layer 2 is arranged at the bottom of the polytetrafluoroethylene layer 1. The polyurethane foam layer 2 is made of polyurethane foam. The polyurethane foam has good heat insulation performance and certain waterproof performance, and also has good corrosion resistance.

[0043] The polypropylene honeycomb layer 3 is arranged at the bottom of the polyurethane foam layer 2. The polypropylene honeycomb layer 3 is a honeycomb plate structure made of polypropylene. The polypropylene honeycomb layer 3 is light in structure, has good thermal insulation performance, and has certain waterproof performance. In this embodiment, the polytetrafluoroethylene layer 1, the polyurethane foam layer 2 and the polypropylene honeycomb layer 3 are matched, so that the thermal insulation coil can meet the effects of waterproofness and corrosion resistance while meeting the thermal insulation effect.

[0044] The FRP layer 4 is arranged at the bottom of the polypropylene honeycomb layer 3. The FRP layer 4 is made of FRP, which is a glass fiber reinforced plastic with good waterproof performance. At the same time, due to its non-metallic components, it has good corrosion resistance, which further improves the waterproofness and corrosion resistance of the thermal insulation membrane.

[0045] The fluorocarbon coating layer 5 is arranged on the top of the polytetrafluoroethylene layer 1. The fluorocarbon coating layer 5 is made of fluorocarbon coating. The fluorocarbon coating not only has excellent waterproof performance, but also has good corrosion resistance. A special coating technology is used to form a dense protective film on the surface of the insulation coil to prevent erosion by moisture and corrosive media.

[0046] The rock wool layer 6 is arranged at the bottom of the fiberglass layer 4. The rock wool layer 6 is made of rock wool. Rock wool is made of rock fiberized after high temperature melting. It has excellent thermal insulation, fire resistance, corrosion resistance, sound absorption and other properties. It can effectively reduce the impact of the temperature difference between the inside and outside of the building on the building itself.

[0047] The sound insulation cotton layer 7 is arranged at the bottom of the rock wool layer 6. The sound insulation cotton layer 7 is made of sound insulation cotton. The sound insulation cotton has good sound absorption and sound insulation performance and can effectively isolate sound to reduce the impact of noise on the living environment.

[0048] In this embodiment, the polytetrafluoroethylene layer 1, the polyurethane foam layer 2, the polypropylene honeycomb layer 3, the fiberglass layer 4, the rock wool layer 6 and the sound insulation cotton layer 7 are all connected to each other by bonding. Specifically, the bottom of the polytetrafluoroethylene layer 1 and the top of the polyurethane foam layer 2, the bottom of the polypropylene honeycomb layer 3 and the top of the fiberglass layer 4, and the bottom of the fiberglass layer 4 and the top of the rock wool layer 6 are all connected by a first adhesive layer 8, the bottom of the polyurethane foam layer 2 and the top of the polypropylene honeycomb layer 3, the top of the polytetrafluoroethylene layer 1 and the bottom of the fluorocarbon coating layer 5, and the bottom of the rock wool layer 6 and the top of the sound insulation cotton layer 7 are all connected by a second adhesive layer 9.

[0049] Selecting the right adhesive can improve the corrosion resistance and bonding strength between adjacent layer structures that make up the thermal insulation membrane, making the connection more durable.

[0050] In order to reduce the probability that the thermal insulation roll is locally too thick due to the adhesive layers between adjacent layer structures being distributed in the same area, the first adhesive layer 8 includes an "L"-shaped adhesive area 81, and four "L"-shaped adhesive areas 81 are provided and distributed in a rectangular array, and the corners of the "L"-shaped adhesive area 81 are located near the corners of the thermal insulation roll. The second adhesive layer 9 includes a rectangular adhesive area 91, and the rectangular adhesive area 91 is located near the corners of the "L"-shaped adhesive area 81. By staggering the adjacent upper and lower adhesive layers, the probability that the thermal insulation roll is locally too thick due to the adhesive layers being distributed in the same area is reduced.

[0051] In order to better cooperate with each other between the first adhesive layer 8 and the second adhesive layer 9 and increase the range of the adhesive area on the thermal insulation coil, the widths of the "L"-shaped adhesive area 81, the rectangular adhesive area 91, the rhombus adhesive area 82 and the cross-shaped adhesive area 92 are all 1 cm, the distance between the outer edge of the "L"-shaped adhesive area 81 and the edge of the polytetrafluoroethylene layer 1 is 1.2 cm, and the distance between the outer edge of the rectangular adhesive area 91 and the edge of the polytetrafluoroethylene layer 1 is 0.2 cm.

[0052] In order to reduce the probability of curling at the edges of each layer constituting the thermal insulation coil, the edges of the polytetrafluoroethylene layer 1, the polyurethane foam layer 2, the polypropylene honeycomb layer 3, the fiberglass layer 4, the rock wool layer 6 and the sound insulation cotton layer 7 are jointly provided with an annular edging 10. The annular edging 10 wraps the various layer structures constituting the thermal insulation coil, which is beneficial to reduce the probability of curling at the edges of the various layers constituting the thermal insulation coil, thereby increasing the service life of the thermal insulation coil.

[0053] The use principle of a waterproof and corrosion-resistant heat-insulating coiled material in this embodiment is as follows: the polytetrafluoroethylene layer 1 is made of polytetrafluoroethylene, which has excellent corrosion resistance and also has certain heat insulation and waterproof properties; the polyurethane foam layer 2 is made of polyurethane foam

[0054] The polyurethane foam has good thermal insulation performance and certain waterproof performance, and also has good corrosion resistance; the polypropylene honeycomb layer 3 is a honeycomb plate structure made of polypropylene. The polypropylene honeycomb layer 3 is light in structure, has good thermal insulation performance, and has certain waterproof performance. The fiberglass layer 4 is made of fiberglass, which is glass fiber reinforced plastic, has good waterproof performance. At the same time, due to its non-metallic components, it has good corrosion resistance, which further improves the waterproofness and corrosion resistance of the thermal insulation coil. The fluorocarbon coating layer 5 is made of fluorocarbon coating, which not only has excellent waterproof performance, but also has good corrosion resistance. A special coating technology is used to form a dense protective film on the surface of the thermal insulation coil to prevent erosion by moisture and corrosive media. Through the cooperation of the polyvinyl fluoride layer, the polyurethane foam layer 2, the polypropylene honeycomb layer 3, the fiberglass layer 4, the fluorocarbon coating layer 5, the rock wool layer 6 and the sound insulation cotton layer 7, the thermal insulation coil can meet the effects of waterproofing, corrosion resistance and sound insulation while meeting the thermal insulation effect. Example

[0055] As shown in FIGS. 5-7 , the difference between this embodiment and embodiment 1 is that the first adhesive layer 8 further includes an oblique rectangular adhesive area 82 connected to the inner corner of the “L”-shaped adhesive area 81, and the second adhesive layer 9 further includes a cross-shaped adhesive area 92, the end of the cross-shaped adhesive area 92 is connected to the midpoint of the side of the rectangular adhesive area 91, and the provision of the oblique rectangular adhesive area 82 and the cross-shaped adhesive area 92 further increases the range of the adhesive area, which is beneficial to improving the connection stability between adjacent layer structures constituting the thermal insulation coil.

[0056] The above is only a preferred embodiment of the present invention. The protection scope of the present invention is not limited to the above embodiments. All technical solutions under the concept of the present invention belong to the protection scope of the present invention.

[0057] For personnel, some improvements and modifications without departing from the principle of the utility model should also be regarded as within the protection scope of the utility model.

Claims

1. A waterproof and corrosion-resistant heat-insulating coiled material, comprising a polytetrafluoroethylene layer (1), characterized in that: A polyurethane foam layer (2) is arranged at the bottom of the polytetrafluoroethylene layer (1), and a polypropylene honeycomb layer (3) is arranged at the bottom of the polyurethane foam layer (2).

2. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 1 is characterized in that: A glass fiber reinforced plastic layer (4) is arranged at the bottom of the polypropylene honeycomb layer (3).

3. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 2 is characterized in that: A fluorocarbon coating layer (5) is arranged on the top of the polytetrafluoroethylene layer (1).

4. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 3 is characterized by: A rock wool layer (6) is arranged at the bottom of the glass fiber reinforced plastic layer (4).

5. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 4 is characterized in that: A sound insulation cotton layer (7) is arranged at the bottom of the rock wool layer (6).

6. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 5 is characterized in that: The polytetrafluoroethylene layer (1), the polyurethane foam layer (2), the polypropylene honeycomb layer (3), the glass fiber reinforced plastic layer (4), the rock wool layer (6) and the sound insulation cotton layer (7) are all connected to each other by bonding; the bottom of the polytetrafluoroethylene layer (1) and the top of the polyurethane foam layer (2), the bottom of the polypropylene honeycomb layer (3) and the top of the glass fiber reinforced plastic layer (4), and the bottom of the glass fiber reinforced plastic layer (4) and the top of the rock wool layer (6) are all connected by a first adhesive layer (8); the bottom of the polyurethane foam layer (2) and the top of the polypropylene honeycomb layer (3), the top of the polytetrafluoroethylene layer (1) and the bottom of the fluorocarbon coating layer (5), and the bottom of the rock wool layer (6) and the top of the sound insulation cotton layer (7) are all connected by a second adhesive layer (9).

7. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 6 is characterized in that: The first adhesive layer (8) comprises an "L"-shaped adhesive area (81), wherein four "L"-shaped adhesive areas (81) are provided and are distributed in a rectangular array, wherein the corners of the "L"-shaped adhesive areas (81) are located close to the corners of the thermal insulation coil, and the second adhesive layer (9) comprises a rectangular adhesive area (91), wherein the rectangular adhesive area (91) is located close to the corners of the "L"-shaped adhesive area (81).

8. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 7 is characterized in that: The first adhesive layer (8) further includes an oblique rectangular adhesive area (82) connected to the inner corner of the "L"-shaped adhesive area (81), and the second adhesive layer (9) further includes a cross-shaped adhesive area (92), the end of which is connected to the midpoint of the side of the rectangular adhesive area (91).

9. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 8, characterized in that: The widths of the "L"-shaped adhesive area (81), the rectangular adhesive area (91), the oblique square adhesive area (82) and the cross-shaped adhesive area (92) are all 1 cm, the distance between the outer edge of the "L"-shaped adhesive area (81) and the edge of the polytetrafluoroethylene layer (1) is 1.2 cm, and the distance between the outer edge of the rectangular adhesive area (91) and the edge of the polytetrafluoroethylene layer (1) is 0.2 cm.

10. The waterproof and corrosion-resistant heat-insulating coiled material according to claim 7, characterized in that: The edges of the polytetrafluoroethylene layer (1), the polyurethane foam layer (2), the polypropylene honeycomb layer (3), the glass fiber reinforced plastic layer (4), the rock wool layer (6) and the sound insulation wool layer (7) are collectively provided with an annular edging (10).

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