CN212992631U - Roof snow melt device based on graphite alkene generates heat - Google Patents
Roof snow melt device based on graphite alkene generates heat Download PDFInfo
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- CN212992631U CN212992631U CN202021869696.9U CN202021869696U CN212992631U CN 212992631 U CN212992631 U CN 212992631U CN 202021869696 U CN202021869696 U CN 202021869696U CN 212992631 U CN212992631 U CN 212992631U
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Abstract
The utility model discloses a roof snow melt device based on graphite alkene generates heat specifically includes: the plurality of graphene heating membrane groups are spliced in parallel and used for raising the temperature of the roof through electric-thermal conversion; and the protection device is arranged outside the graphene heating module, a hollow cavity is arranged in the protection device and used for fixing the graphene heating membrane group, a certain number of graphene electric heating membrane groups are uniformly distributed in a linear mode, screws are used for passing through screw round holes formed in the protection device, and the protection device is used for installing the graphene heating membrane group on the surface of a roof. The utility model can reduce the self weight of the roof snow melting device and reduce the bearing pressure to the roof; meanwhile, the heat conduction is uniform due to the self-assembly and disassembly, and the later maintenance and replacement are convenient; can effectively improve the heating efficiency and reduce the energy waste.
Description
Technical Field
The utility model relates to a roof snow melt device based on graphite alkene generates heat belongs to the building field, and for novel graphite alkene material field application of generating heat, concretely relates to snow melt device based on novel graphite alkene material generates heat.
Background
In recent years, a steel-structured factory building or villa appears on the market, and is favored by many people based on the characteristics of short construction period, low cost and the like. However, the factory building or villa with the steel structure main body has a large area, most ceilings are made of metal structures, and the bearing capacity is poor. At present, snow is frequently snowed in winter, and particularly snow quantity is often large in northern areas, so that safety of buildings is damaged. In view of the occurrence of the phenomenon, more and more roof snow melting devices are produced, snow accumulated on the roof surface is melted through electric heating, and the pressure of the accumulated snow borne by the roof is ensured within the bearing range of the roof, so that the life and property safety of people is ensured to be protected.
Most roof snow melting devices in the current market supply power to electric lines or electric heating pipes or supply heat to accumulated snow on the roof by adopting a high-power motor heating mode, so that the snow melting purpose is achieved. This method results in a great waste of resources and also causes problems of low thermal efficiency and unsatisfactory snow melting effect.
In addition, the snow melting device manufactured by the mode has large volume and heavier weight, is a potential threat to the bearing capacity of the roof, and has a complex structure, is not easy to install and disassemble, and brings certain difficulty to the subsequent maintenance.
The statements in the background section are merely technical equivalents which may be known to a person skilled in the art and do not, of course, represent prior art in this field.
SUMMERY OF THE UTILITY MODEL
To one or more among the prior art problem, the utility model provides a roof snow melt device based on graphite alkene generates heat, include: the system comprises a plurality of graphene heating membrane groups, a plurality of heating membrane groups and a plurality of control modules, wherein the graphene heating membrane groups are spliced in parallel and used for raising the temperature of a roof through electric-thermal conversion; and the protection device is arranged outside the graphene heating module, a hollow cavity is arranged in the protection device and used for fixing the graphene heating membrane group, and the protection device is used for installing the graphene heating membrane group on the surface of a roof.
In another aspect of the present invention, the graphene heating film group includes a graphene heating film layer (1), a heat reflection film (2), a polyurethane heat insulation layer (3), a waterproof layer (4), and a power supply lead; the graphene electric heating film layer (1) is arranged above the heat reflection film (2); one end of the graphene electric heating film layer (1) is led out of the power supply lead; the polyurethane heat-insulating layer (3) is arranged between the heat reflecting film (2) and the roof surface; the waterproof layer (4) is arranged above the graphene electric heating film layer (1).
In another aspect of the invention, the protective device comprises a lower shell (501) and an upper shell (502); the upper shell is buckled on the lower shell, and a cavity capable of accommodating the graphene heating film group is formed together.
In another aspect of the present invention, the lower housing (501) includes a first ledge (5010) formed around the edge of the lower housing (501); the upper shell (502) comprises a second convex edge (5020) which is formed on the periphery of the edge of the upper shell (502); the second convex edge (5020) tightly surrounds the upper part of the first convex edge (5010), so that the upper shell (502) and the lower shell (501) jointly form a hollow cavity for fixing the graphene heating film group.
In another aspect of the present invention, the first protruding edge (5010) is provided with a plurality of round holes (5011) for leading out the power wires; and a round hole (5012) is formed in the lower shell (501) and used for fixedly installing the protection device on a roof.
In another aspect of the present invention, the graphene electrical heating film layer (1) comprises a PET substrate (101), an electrode (102), and a graphene electrical heating film (103); the electrodes (102) comprise two bus bars and a plurality of inner electrodes connected with the bus bars, and the inner electrodes extend oppositely from the bus bars to form finger insertion electrodes; the graphene electric heating film (103) is arranged on the surface of the PET base material (101); the bus bars are arranged at two ends of the surface of the PET base material (101) and have a certain distance with the graphene electric heating film (103); the inner electrodes cover or are partially embedded on the surface of the graphene electric heating film (103); preferably, the surface of the electrode 102 is provided with a protective layer, and the protective layer is a PET film.
In another aspect of the present invention, the distance between the adjacent inner electrodes is equal, and when the bus bar is energized, the polarities of the adjacent inner electrodes are opposite.
In another aspect of the present invention, the graphene electrical heating film (103) is a strip-shaped film.
In another aspect of the present invention, the power supply wires include a positive power supply wire (601) connected in parallel to the positive electrode of the graphene electric heating film group and a negative power supply wire (602) connected in parallel to the negative electrode of the graphene electric heating film group; the power supply device also comprises a positive electrode main lead (701) connected with the positive electrode power supply lead (601), and a negative electrode main lead (702) connected with the negative electrode power supply lead (602).
In another aspect of the invention, the power conductors are oriented in the same direction; a wiring box (8) is arranged in the leading-out direction of the power supply lead; the power supply lead is arranged in the wiring box (8) and used for supplying power to the graphene electric heating film body.
The utility model discloses compare in prior art and have following beneficial effect:
1. the self weight of the roof snow melting device is reduced by utilizing the characteristic of light self weight of the graphene electric heating film, and the bearing pressure on the roof is reduced;
2. the integral snow melting device is divided into a plurality of blocks, so that the device is convenient to mount, dismount and maintain and replace at the later stage;
3. by utilizing the characteristics of good electrical conductivity, uniform heat conduction and the like of the graphene electric heating film, the heating efficiency is improved, and the energy waste is reduced.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic sectional structure diagram of a graphene heating membrane module according to an embodiment of the present invention;
fig. 2 is a schematic front structural view of a graphene heating film assembly according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a graphene heating film layer according to an embodiment of the present invention;
fig. 4 is a schematic view of the overall structure of the roof snow melting device based on graphene heating according to an embodiment of the present invention.
Detailed Description
In the following, only certain exemplary embodiments are briefly described. As those skilled in the art will recognize, the described embodiments may be modified in various different ways, all without departing from the spirit or scope of the present invention. Accordingly, the drawings and description are to be regarded as illustrative in nature, and not as restrictive.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the description of the present invention, it should be noted that unless explicitly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection, either mechanically, electrically, or in communication with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly above and obliquely above the second feature, or simply meaning that the first feature is at a lesser level than the second feature.
The following disclosure provides many different embodiments or examples for implementing different features of the invention. In order to simplify the disclosure of the present invention, the components and arrangements of specific examples are described below. Of course, they are merely examples and are not intended to limit the present invention. Furthermore, the present invention may repeat reference numerals and/or reference letters in the various examples, which have been repeated for purposes of simplicity and clarity and do not in themselves dictate a relationship between the various embodiments and/or arrangements discussed. In addition, the present disclosure provides examples of various specific processes and materials, but one of ordinary skill in the art may recognize applications of other processes and/or use of other materials.
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
The utility model aims at the technical defect that current roof snow melt device exists, provide a roof snow melt device based on graphite alkene generates heat for solve the inefficiency that generates heat of current snow melt device, self weight is heavy, installation, dismantlement and the inconvenient scheduling problem of maintenance.
As shown in fig. 1 and 2, a graphene heating based roof snow melting device includes: the plurality of graphene heating membrane groups are spliced in parallel and used for raising the temperature of the roof through electric-thermal conversion; and the protection device who sets up outside graphite alkene heating module, be provided with the cavity among the protection device, the cavity is used for fixed graphite alkene heating membrane group, be a style of calligraphy align to grid distribution with a certain amount of graphite alkene electric heating membrane group, and use screw round hole (5012) that the screw set up through protection device, protection device installs graphite alkene heating membrane group on the roof surface, protection device adopts aluminium alloy material to make, can adapt to various abominable weather environment, inside graphite alkene electric heating membrane group is protected.
In a specific embodiment of the present invention, the graphene heating film group includes a graphene heating film layer (1), a heat reflection film (2), a polyurethane heat insulation layer (3), a waterproof layer (4), and a power supply lead; the graphene electric heating film layer (1) is arranged above the heat reflection film (2); a power supply lead is led out from one end of the graphene electric heating film layer (1); the polyurethane heat-insulating layer (3) is arranged between the heat reflecting film (2) and the roof surface; the waterproof layer (4) is arranged above the graphene electric heating film layer (1), the polyurethane heat-insulating layer (3), the heat-reflecting film (2), the graphene electric heating film layer (1) and the waterproof layer (4) are sequentially arranged from bottom to top to form a graphene electric heating film body, wherein the polyurethane heat-insulating layer (3) is arranged below the heat-reflecting film (2), can store heat which is radiated downwards by the graphene electric heating film layer (1) and is not reflected back by the heat-reflecting layer (2), reduces the downward loss of heat, improves the use of heat radiation, and reduces the loss; the waterproof layer (4) can be made of flexible PVC material; can avoid causing the short circuit of circuit for preventing the rivers that produce after the snow melt to lower floor graphite alkene electrical heating rete (1).
In a particular embodiment of the invention, the protection device comprises a lower shell (501) and an upper shell (502); the upper shell is buckled on the lower shell to jointly form a cavity capable of accommodating the graphene heating film group.
In one embodiment of the present invention, the lower housing (501) includes a first ledge (5010) formed around the edge of the lower housing (501); the upper shell (502) comprises a second convex edge (5020) which is formed on the periphery of the edge of the upper shell (502); the second convex edge (5020) tightly surrounds the upper part of the first convex edge (5010), so that the upper shell (502) and the lower shell (501) jointly form a hollow cavity for fixing the graphene heating film group, and the depth of the hollow cavity is consistent with the thickness of the graphene electric heating film system.
In one embodiment of the present invention, the first protruding edge (5010) is provided with a plurality of round holes (5011) for leading out power wires; a round hole (5012) is formed in the lower shell (501) and used for fixedly mounting the protection device on a roof.
In a specific embodiment of the present invention, the graphene electrical heating film layer (1) includes a PET substrate (101), an electrode (102), and a graphene electrical heating film (103); the electrodes (102) comprise two bus bars and a plurality of inner electrodes connected with the bus bars, and the inner electrodes extend oppositely from the bus bars to form finger-inserting electrodes; the graphene electric heating film (103) is arranged on the surface of the PET base material (101); the bus bars are arranged at two ends of the surface of the PET base material (101) and have a certain distance with the graphene electric heating film (103); the inner electrodes cover or are partially embedded on the surface of the graphene electric heating film (103); preferably, the surface of the electrode 102 is provided with a protective layer, and the protective layer is a PET film.
In a specific embodiment of the present invention, the distance between adjacent inner electrodes is equal, and after the bus bar is powered on, the polarities between adjacent inner electrodes are opposite. The screen printing method can be specifically adopted for preparation.
In one embodiment of the present invention, the width of the inner electrodes and the spacing between adjacent electrodes can be calculated according to the desired heating temperature to form a pattern on the PET substrate (101); printing conductive metal slurry on the electrode pattern, putting the electrode pattern into a drying oven for a certain time, and curing the electrode pattern to form an electrode;
the top end of the positive bus bar is provided with a wiring terminal, and a positive power lead (601) is led out in a welding manner and used for connecting the positive pole of the power supply; similarly, the end of the negative bus bar is provided with a connecting terminal, and a negative power supply lead (602) is welded and led out and is used for connecting the negative pole of the power supply; the graphene electric heating film (103) is arranged on the inner electrode; the graphene electric heating film can be covered with a layer of PET (polyethylene terephthalate) base material to protect the graphene electric heating film and the inner electrode; the base material film and the covering protective film can be made of materials with good flexibility, folding resistance and high temperature resistance, such as a PET film, an P I film, a PVC film, a PE protective film or an ABS film; the conductive metal slurry and the bus bar can be selected from one or a mixture of more of copper, silver, gold and platinum as a metal electrode material; meanwhile, the surface of the metal electrode is subjected to rough treatment, so that the metal electrode is in good contact with the graphene electric heating film; in the embodiment, a PET film is adopted, silver is used as a metal electrode material, and a bus bar is made of a copper material; graphite alkene electrical heating membrane (103) have resistant bending, the back performance of buckling remains unchanged, can rapid heating up and generate heat evenly under the circular telegram, compare in current electric line generate heat can the greatly reduced loss.
The utility model discloses a in a concrete embodiment, graphite alkene electrical heating membrane (103) are strip diaphragm, adopt strip graphite alkene electrical heating diaphragm in this embodiment, and its aim at makes to generate heat evenly, leaves the clearance between the diaphragm, and its aim at prevents that the area of generating heat is too big, lead to gathering heat and producing harm.
In a specific embodiment of the present invention, the power supply wires include a positive power supply wire (601) connected in parallel with the positive electrode of the graphene electric heating film group and a negative power supply wire (602) connected in parallel with the negative electrode of the graphene electric heating film group; the power supply device also comprises a positive electrode main lead (701) connected with the positive electrode power supply lead (601), and a negative electrode main lead (702) connected with the negative electrode power supply lead (602).
In a particular embodiment of the invention, the power supply leads are directed in the same direction; a wiring box (8) is arranged in the leading-out direction of the power supply lead; the power supply lead is arranged in the wiring box (8) and used for supplying power to the graphene electric heating film body. The positive electrode bus lead (701) and the negative electrode bus lead (702) are respectively connected to the positive electrode and the negative electrode of the indoor power switch through the wire box (8) and supply power to the graphene electric heating film body.
The utility model discloses a roof snow melt device based on graphite alkene generates heat includes a plurality of small-size rectangle graphite alkene electric heating membrane groups. Adopt small-size graphite alkene electric heating membrane group, have following advantage:
A. in the using process, the number of the graphene heating membrane groups can be adjusted according to the specific area of the roof;
B. the graphene heating film groups can be independently installed and independently work, and if one or more graphene heating film groups are damaged, the continuous work of other graphene electric heating film groups is not influenced;
C. the graphene electric heating membrane group is small in size and light in weight, and is convenient to install, maintain and replace in the later period during construction;
D. adopt the parallel mode between a plurality of graphite alkene electrical heating membrane group, constitute the whole of a roof snow melt device based on graphite alkene generates heat, guarantee that every graphite alkene electrical heating membrane group supplies power alone.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A roof snow melt device based on graphite alkene generates heat which characterized in that includes:
the system comprises a plurality of graphene heating membrane groups, a plurality of heating membrane groups and a plurality of control modules, wherein the graphene heating membrane groups are spliced in parallel and used for raising the temperature of a roof through electric-thermal conversion; and
the protection device is arranged outside the graphene heating module, a hollow cavity is arranged in the protection device and used for fixing the graphene heating membrane group, and the protection device is used for installing the graphene heating membrane group on the surface of a roof.
2. The graphene heating based roof snow melting device according to claim 1,
the graphene heating film group comprises a graphene heating film layer (1), a heat reflection film (2), a polyurethane heat insulation layer (3), a waterproof layer (4) and a power supply lead;
the graphene electric heating film layer (1) is arranged above the heat reflection film (2); one end of the graphene electric heating film layer (1) is led out of the power supply lead; the polyurethane heat-insulating layer (3) is arranged between the heat reflecting film (2) and the roof surface; the waterproof layer (4) is arranged above the graphene electric heating film layer (1).
3. The graphene heating based roof snow melting device according to claim 2,
the protection device comprises a lower shell (501) and an upper shell (502); the upper shell is buckled on the lower shell.
4. The graphene heating based roof snow melting device according to claim 3, wherein the lower shell (501) comprises a first convex edge (5010) formed around the edge of the lower shell (501); the upper shell (502) comprises a second convex edge (5020) which is formed on the periphery of the edge of the upper shell (502); the second convex edge (5020) tightly surrounds the upper part of the first convex edge (5010), so that the upper shell (502) and the lower shell (501) jointly form a hollow cavity for fixing the graphene heating film group.
5. The graphene heating based roof snow melting device according to claim 4,
the first convex edge (5010) is provided with a plurality of round small holes (5011) for leading out the power supply lead;
and a round hole (5012) is formed in the lower shell (501) and used for fixedly installing the protection device on a roof.
6. The graphene heating based roof snow melting device according to claim 2,
the graphene electric heating film layer (1) comprises a PET base material (101), an electrode (102) and a graphene electric heating film (103);
the electrodes (102) comprise two bus bars and a plurality of inner electrodes connected with the bus bars, and the inner electrodes extend oppositely from the bus bars to form finger insertion electrodes; the graphene electric heating film (103) is arranged on the surface of the PET base material (101); the bus bars are arranged at two ends of the surface of the PET base material (101) and have a certain distance with the graphene electric heating film (103); the inner electrodes cover or are partially embedded on the surface of the graphene electric heating film (103);
preferably, the surface of the electrode 102 is provided with a protective layer, and the protective layer is a PET film.
7. The graphene heating based roof snow melting device according to claim 6,
the adjacent inner electrodes are equal in distance, and after the bus bars are electrified, the adjacent inner electrodes are opposite in polarity.
8. The graphene heating based roof snow melting device according to claim 6,
the graphene electric heating film (103) is a strip-shaped film.
9. The graphene heating based roof snow melting device according to any one of claims 2 to 8,
the power supply lead comprises a positive power supply lead (601) connected with the positive electrode of the graphene electric heating film group in parallel and a negative power supply lead (602) connected with the negative electrode of the graphene electric heating film group in parallel;
the power supply device also comprises a positive electrode main lead (701) connected with the positive electrode power supply lead (601), and a negative electrode main lead (702) connected with the negative electrode power supply lead (602).
10. The graphene heating based roof snow melting device according to claim 2,
the power supply leads are led to the same direction; a wiring box (8) is arranged in the leading-out direction of the power supply lead; the power supply lead is arranged in the wiring box (8) and used for supplying power to the graphene electric heating film body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021869696.9U CN212992631U (en) | 2020-08-31 | 2020-08-31 | Roof snow melt device based on graphite alkene generates heat |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021869696.9U CN212992631U (en) | 2020-08-31 | 2020-08-31 | Roof snow melt device based on graphite alkene generates heat |
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| Publication Number | Publication Date |
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| CN212992631U true CN212992631U (en) | 2021-04-16 |
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| CN202021869696.9U Active CN212992631U (en) | 2020-08-31 | 2020-08-31 | Roof snow melt device based on graphite alkene generates heat |
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