CN211060227U - Graphite alkene radiator unit and graphite alkene electric heater - Google Patents
Graphite alkene radiator unit and graphite alkene electric heater Download PDFInfo
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- CN211060227U CN211060227U CN201921220401.2U CN201921220401U CN211060227U CN 211060227 U CN211060227 U CN 211060227U CN 201921220401 U CN201921220401 U CN 201921220401U CN 211060227 U CN211060227 U CN 211060227U
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Abstract
The utility model belongs to the graphene field, in particular to a graphene heat dissipation component and a graphene electric heater, the graphene heat dissipation component comprises a shell, heat conducting agent gathering containers arranged at the upper side and the lower side of the shell, a graphene heating film and a net-shaped radiating fin arranged on the outer wall of the shell, and an inner radiating fin arranged inside the shell; the inner radiating fins are arranged at intervals, and a heat conducting agent flowing channel is formed between the adjacent inner radiating fins; the heat conducting agent gathering container at the lower end is provided with a heat conducting agent injection channel for injecting the heat conducting agent into the heat conducting agent flowing channel; the graphene heating film is arranged at the lower part of the outer wall of the shell and has a gap with the edges of the two sides of the shell; the reticular cooling fins are arranged on the upper part of the outer wall of the shell; one end of the heat conducting agent injection channel is a sealing end. The utility model discloses a graphite alkene radiator unit can realize the self-loopa of heat-conducting agent, improves heating efficiency.
Description
Technical Field
The utility model belongs to the graphite alkene field, concretely relates to graphite alkene radiator unit and graphite alkene electric heater.
Background
The coal-fired heating in winter causes serious pollution, and in order to effectively improve the current situation of environmental pollution and realize sustainable development, the most effective method is to carry out coal-to-electricity engineering. Graphene is a quasi-two-dimensional material with the thickness of only one atomic layer, has the characteristics of high strength, super heat conductivity and super conductivity, and the special microstructure determines that the graphene material has the advantages of high heat generation speed, extremely high heat conversion rate, stable property and long service life. Therefore, the graphene material is the most ideal electric heating material at present, can effectively improve the energy-saving effect, and is small in size and weight and convenient to move and use.
Traditional northern municipal central heating adopts forced circulation water, and need lay special pipeline, but bulky, can not remove at will, and the input cost is high earlier stage. In the non-heating areas in south, a movable electric heater is used as main heating equipment in winter. The traditional mobile electric heater takes a resistance wire as a heat source and water or oil as a heat transfer medium, and mainly has the following problems at present: 1) the heat radiator is made of iron or cast aluminum, so that the weight is heavy, the number of heat dissipation circulation channels is small, the circulation speed is low, the heat conduction efficiency is low, and the temperature rise is slow; 2) the radiator adopts a casting structure, and the contact area of an external radiating structure and air is limited, so that the heat transfer efficiency is poor; 3) the resistance wire is used as a heating element, so that the energy consumption and the safety are poor; 4) the heat transfer medium of the radiator adopts water or oil, the water is heated to easily corrode the inner wall of the radiator, and the heat conductivity coefficient of the oil is small.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a graphite alkene radiator unit and graphite alkene electric heater.
The utility model discloses a realize above-mentioned purpose, adopt following technical scheme:
a graphene heat dissipation assembly comprises a shell, heat conducting agent gathering containers arranged on the upper side and the lower side of the shell, a graphene heating film and a net-shaped heat dissipation sheet arranged on the outer wall of the shell, and inner heat dissipation sheets arranged inside the shell; the inner radiating fins are arranged at intervals, and a heat conducting agent flowing channel is formed between every two adjacent inner radiating fins; the heat conducting agent gathering container at the lower end is provided with a heat conducting agent injection channel for injecting a heat conducting agent into the heat conducting agent flowing channel; the graphene heating film is arranged at the lower part of the outer wall of the shell and has a gap with the edges of the two sides of the shell; the reticular cooling fins are arranged on the upper part of the outer wall of the shell; one end of the heat conducting agent injection channel is a sealing end.
The graphene heating film is attached to the outer wall of the shell; the bonding glue is silicon-based glue or AB heat dissipation glue.
The netted radiating fins are a plurality of radiating fins which are arranged vertically and horizontally, the transverse radiating fins are transverse radiating fins which are arranged in an undulating mode at intervals, and adjacent transverse radiating fins are arranged in a staggered mode.
The graphene heating film is a reticulate pattern back adhesive type graphene heating sheet, and the reticulate pattern back adhesive type graphene heating sheet comprises a double-sided release layer printed with reticulate patterns, a first reticulate pattern adhesive layer, a supporting layer, a second reticulate pattern adhesive layer and a graphene heating film layer, wherein the double-sided release layer is arranged from bottom to top; the thickness of the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer is 10-60 mu m, and reticulate patterns are arranged on the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer; the depth of the reticulate pattern is 12-18 mu m; the distance between adjacent nodes of the reticulate pattern is 0.1-1 mm; and heat-conducting agents are uniformly distributed in the first reticulated adhesive layer and the second reticulated adhesive layer.
A graphene electric heater comprises a plurality of graphene heat dissipation assemblies; the graphene heating film of the graphene heat dissipation assembly is provided with an input electrode and an output electrode; the input electrode and the output electrode are connected through a bus plate; and a plurality of graphene heat dissipation assemblies are connected in parallel.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses a graphite alkene radiator unit optimal design heat conduction passageway and outside heat abstractor can improve the self-loopa speed of heat-conducting agent, improves heating efficiency, effectively improves the slow problem of indoor intensification of traditional electric heater start-up initial stage. The principle is that the heat conducting agent in the heat conducting agent flow channel is heated at the graphene heating film after power is applied, the heated heat conducting agent flows upwards through the heat conducting agent flow channel, heat radiation to the external environment is realized through the radiating fins inside the shell and the external netted radiating fins, the cooled heat conducting agent circulates to the heat conducting agent gathering container on the upper portion to be gathered, the cooled heat conducting agent flows downwards in the heat conducting agent flow channel with two sides not heated by the graphene heating film under the action of gravity, and therefore the heat conducting agent is gathered to the heat conducting agent gathering container on the lower portion, the heat conducting agent in the heat conducting agent flow channel in the middle position is heated by the graphene heating film again and flows upwards, automatic heat circulation of the heat conducting agent is realized, and the heat dissipation efficiency is improved.
Meanwhile, due to the adoption of a sealing design, a heat-conducting medium with higher heat-conducting efficiency than water can be selected, so that the electrothermal conversion efficiency is further improved, and the aim of saving energy is fulfilled; and graphite alkene heating film is as the heat source, compares with traditional resistance wire as the heat source, has higher conversion efficiency, and is safer, and small in size. In order to improve the heating power, a modular design is adopted, a plurality of radiating assemblies can be combined and fixed together, so that different heating powers can be achieved, and the heating device is convenient and flexible.
Drawings
Fig. 1 is a schematic view of the overall structure of the graphene heat dissipation assembly of the present invention;
fig. 2 is a schematic structural view of a heat conducting agent flow channel in the graphene heat dissipation assembly of the present invention;
fig. 3 is a schematic view of a cycle of a heat conducting agent in the graphene heat dissipation assembly of the present invention;
fig. 4 is a schematic view of a mesh-shaped heat sink in the graphene heat sink assembly of the present invention;
fig. 5 is a cross-sectional view of the reticulated back adhesive graphene heating sheet of the present invention;
fig. 6 is a schematic view of the reticulate pattern back adhesive type graphene heating sheet of the present invention;
fig. 7 is the utility model discloses the overall schematic diagram of graphite alkene electric heater.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
Fig. 1-7 show a graphene heat dissipation assembly, which includes a housing 2, heat conducting agent collecting containers (including an upper heat conducting agent collecting container 1 and a lower heat conducting agent collecting container 7) disposed on upper and lower sides of the housing, a graphene heating film 5 and a mesh-shaped heat sink 3 disposed on an outer wall of the housing, and an inner heat sink 8 disposed inside the housing; the inner radiating fins are arranged at intervals, and a heat conducting agent flowing channel 9 is formed between every two adjacent inner radiating fins; the inner radiating fins and the shell are integrally formed; the heat conducting agent gathering container at the lower end is provided with a heat conducting agent injection channel 10 for injecting a heat conducting agent into the heat conducting agent flowing channel; the graphene heating film is arranged at the lower part of the outer wall of the shell and has a gap with the edges of the two sides of the shell; the reticular cooling fins are arranged on the upper part of the outer wall of the shell; one end of the heat conducting agent injection channel is a sealing end 11 and is sealed by bolts or pressure.
The graphene heating film is attached to the outer wall of the shell, and gaps are reserved between the two sides of the graphene heating film and the shell of the radiator and are used as a downward circulating channel of the cooled heat conducting agent; the bonding glue is silicon-based glue or AB heat dissipation glue.
Fig. 4 shows a schematic structural diagram of a mesh-shaped heat sink, the mesh-shaped heat sink is a plurality of heat sinks arranged vertically and horizontally, the transverse heat sinks are transverse heat sinks arranged in an undulating manner at intervals, and longitudinally adjacent transverse heat sinks are arranged in a staggered manner.
The graphene heating film is a reticulate pattern back adhesive type graphene heating sheet, and the reticulate pattern back adhesive type graphene heating sheet comprises a first reticulate pattern adhesive layer 54, a supporting layer 53, a second reticulate pattern adhesive layer 52 and a graphene heating film layer 51 which are arranged from bottom to top; the thickness of the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer is 10-60 mu m, and reticulate patterns are arranged on the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer; the depth of the reticulate pattern is 12-18 mu m; the distance between adjacent nodes of the reticulate pattern is 0.1-1 mm; heat conduction powder is evenly distributed in the first reticulated adhesive layer and the second reticulated adhesive layer.
Fig. 7 illustrates a graphene electric heater including a plurality of graphene heat dissipation assemblies; the graphene heat dissipation assembly is fixed through a fixing member 15. The graphene heating film of the graphene heat dissipation assembly is provided with input electrodes 4 and 6 and an output electrode 13; the input electrode and the output electrode are connected through a confluence sheet 12; and a plurality of graphene heat dissipation assemblies are connected in parallel. The output electrode is electrically communicated with the graphene heating film.
The utility model discloses a graphite alkene radiator unit can realize the self-loopa of heat-conducting agent, improves heating efficiency, and the principle is through heat-conducting agent injection passageway 11, pours into the heat-conducting agent into the radiator, and the filling volume is more than 90-95% of radiator volume, and the heat-conducting agent can be medium such as water, ethylene glycol, alcohol; after the heat-conducting agent is filled, the injection channel 11 is blocked; the graphene heating film is electrified through an electrode lead; the heat-conducting agent in the heat-conducting agent flow channel after power-up is heated at the graphene heating film, the heated heat-conducting agent flows upwards through the heat-conducting agent flow channel, the heat radiation to the external environment is realized through the radiating fins inside the shell and the external netted radiating fins, the heat-conducting agent after cooling circulates to the heat-conducting agent gathering container on the upper part to be gathered, the heat-conducting agent after cooling flows downwards to the heat-conducting agent flow channel which is not heated by the graphene heating film on two sides under the action of gravity, thereby the heat-conducting agent gathering container on the lower part is gathered, the heat-conducting agent in the heat-conducting agent flow channel at the middle position is heated by the graphene heating film again, and flows upwards, thereby the automatic thermal circulation of the heat-conducting agent is realized, and.
Due to the adoption of a sealing design, a heat-conducting medium with higher heat-conducting efficiency than water can be selected, so that the electric heat conversion efficiency is further improved, and the aim of saving energy is fulfilled; and graphite alkene heating film is as the heat source, compares with traditional resistance wire as the heat source, has higher conversion efficiency, and is safer, and small in size. In order to improve the heating power, a modular design is adopted, a plurality of radiating assemblies can be combined and fixed together, so that different heating powers can be achieved, and the heating device is convenient and flexible.
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 (5)
1. A graphene heat dissipation assembly is characterized by comprising a shell, heat conducting agent gathering containers arranged on the upper side and the lower side of the shell, a graphene heating film and a net-shaped heat dissipation sheet arranged on the outer wall of the shell, and inner heat dissipation sheets arranged inside the shell; the inner radiating fins are arranged at intervals, and a heat conducting agent flowing channel is formed between every two adjacent inner radiating fins; the heat conducting agent gathering container at the lower end is provided with a heat conducting agent injection channel for injecting a heat conducting agent into the heat conducting agent flowing channel; the graphene heating film is arranged at the lower part of the outer wall of the shell and has a gap with the edges of the two sides of the shell; the reticular cooling fins are arranged on the upper part of the outer wall of the shell; one end of the heat conducting agent injection channel is a sealing end.
2. The graphene heat dissipation assembly according to claim 1, wherein the graphene heating film is attached to the outer wall of the housing; the bonding glue is silicon-based glue or AB heat dissipation glue.
3. The graphene heat dissipation assembly according to claim 1, wherein the mesh-shaped heat dissipation fins are a plurality of heat dissipation fins arranged in a longitudinal and transverse manner, the transverse heat dissipation fins are transverse rows of heat dissipation fins arranged in an up-and-down manner at intervals, and longitudinally adjacent transverse rows of heat dissipation fins are arranged in a staggered manner.
4. The graphene heat dissipation assembly according to claim 1, wherein the graphene heating film is a textured back-adhesive type graphene heating sheet, and the textured back-adhesive type graphene heating sheet comprises a double-sided release layer with printed textures, a first textured adhesive layer, a supporting layer, a second textured adhesive layer and a graphene heating film layer, which are arranged from bottom to top; the thickness of the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer is 10-60 mu m, and reticulate patterns are arranged on the first reticulate pattern adhesive layer and the second reticulate pattern adhesive layer; the depth of the reticulate pattern is 12-18 mu m; the distance between adjacent nodes of the reticulate pattern is 0.1-1 mm; heat conduction powder is evenly distributed in the first reticulated adhesive layer and the second reticulated adhesive layer.
5. A graphene electric heater, characterized by comprising a plurality of graphene heat dissipation assemblies as claimed in any one of claims 1 to 4; an input electrode and an output electrode are arranged on the graphene heating film of the graphene heat dissipation assembly; the input electrode and the output electrode are connected through a bus plate; and a plurality of graphene heat dissipation assemblies are connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220401.2U CN211060227U (en) | 2019-07-31 | 2019-07-31 | Graphite alkene radiator unit and graphite alkene electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921220401.2U CN211060227U (en) | 2019-07-31 | 2019-07-31 | Graphite alkene radiator unit and graphite alkene electric heater |
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| CN211060227U true CN211060227U (en) | 2020-07-21 |
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| CN201921220401.2U Active CN211060227U (en) | 2019-07-31 | 2019-07-31 | Graphite alkene radiator unit and graphite alkene electric heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345547A (en) * | 2019-07-31 | 2019-10-18 | 天津北方烯旺材料科技有限公司 | Graphene radiating subassembly and graphene electric heater |
| CN115349625A (en) * | 2022-08-26 | 2022-11-18 | 福建金源泉科技发展有限公司 | Processing and eating method of tremella freeze-dried food |
-
2019
- 2019-07-31 CN CN201921220401.2U patent/CN211060227U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110345547A (en) * | 2019-07-31 | 2019-10-18 | 天津北方烯旺材料科技有限公司 | Graphene radiating subassembly and graphene electric heater |
| CN115349625A (en) * | 2022-08-26 | 2022-11-18 | 福建金源泉科技发展有限公司 | Processing and eating method of tremella freeze-dried food |
| CN115349625B (en) * | 2022-08-26 | 2024-04-12 | 福建金源泉科技发展有限公司 | Processing and eating method of tremella freeze-dried food |
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