CN209978372U - Graphene heating air heater - Google Patents
Graphene heating air heater Download PDFInfo
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- CN209978372U CN209978372U CN201920447583.0U CN201920447583U CN209978372U CN 209978372 U CN209978372 U CN 209978372U CN 201920447583 U CN201920447583 U CN 201920447583U CN 209978372 U CN209978372 U CN 209978372U
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Abstract
The utility model discloses a graphene heating air heater, which comprises an air heater shell with a cavity inside, wherein an airtight heat preservation layer is arranged on the inner wall of the cavity, a lower cold air inlet and an upper hot air outlet are arranged on the air heater shell, the lower cold air inlet is provided with an automatic adjusting hood, and the upper hot air outlet is provided with a temperature control fan and an air-closing baffle; the cavity comprises at least one heat collection cavity, the lower part of the heat collection cavity is provided with a cold air inlet channel communicated with the lower cold air inlet, and the upper part of the heat collection cavity is provided with a hot air outlet channel communicated with the upper hot air outlet; the outer side of the heat collection cavity is sequentially provided with a fin heat dissipation layer, a heat storage layer, a heating layer and a reflecting film, wherein the heating layer is made of graphene heating materials. The utility model discloses a graphite alkene air heater that generates heat has the energy consumption and hangs down, the rate of heating is fast and the effectual advantage of heating.
Description
Technical Field
The utility model relates to an air heater technical field, concretely relates to graphite alkene air heater that generates heat.
Background
The hot air blower is a preferred product for upgrading modern industrial heat sources, and is the optimal hot air source configuration of automatic machines such as a hot air conveying furnace, a drying furnace, an oven, a packaging machine and the like. The electric heating fan consists of three parts, namely a blower, a heater and a control circuit. The heater is generally an electric heating tube or a PTC assembly, PTC is an abbreviation of Positive Temperature Coefficient, and means a Positive Temperature Coefficient, generally refers to a semiconductor material or a component with a large Positive Temperature Coefficient, and has the problems of slow Temperature rise, large thermal inertia, small hot air quantity, low electric-heat conversion efficiency and the like, and has poor economic performance and low heating efficiency.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a graphite alkene air heater that generates heat adopts graphite alkene as the material that generates heat, has improved the efficiency of generating heat by a wide margin, has the energy consumption low, the rate of heating is fast and the effectual advantage of heating.
In order to solve the technical problem, the utility model provides a graphene heating air heater, which comprises an air heater shell with a cavity inside, wherein the inner wall of the cavity is provided with an airtight heat preservation layer, the air heater shell is provided with a lower cold air inlet and an upper hot air outlet, the lower cold air inlet is provided with an automatic adjusting hood, and the upper hot air outlet is provided with a temperature control fan and an air-closing baffle; the cavity comprises at least one heat collection cavity, the lower part of the heat collection cavity is provided with a cold air inlet channel communicated with the lower cold air inlet, and the upper part of the heat collection cavity is provided with a hot air outlet channel communicated with the upper hot air outlet; the outer side of the heat collection cavity is sequentially provided with a fin heat dissipation layer, a heat storage layer, a heating layer and a reflecting film, wherein the heating layer is made of graphene heating materials.
In a preferred embodiment of the present invention, the lower cold air inlet is provided at a lower position of the air heater casing, and the upper hot air outlet is provided at an upper position of the air heater casing, thereby facilitating air circulation.
In a preferred embodiment of the present invention, the heat collecting cavity is a pair of vertically disposed heat collecting cavities, and the adjacent sidewalls of the pair of heat collecting cavities share a double-sided heat generating layer.
In a preferred embodiment of the present invention, a temperature sensor is disposed at the air outlet of the heat collecting cavity.
The utility model discloses a preferred embodiment, be equipped with control panel on the outer wall of air heater casing, control panel is used for showing and controlling the temperature of thermal-arrest cavity air outlet department, and the external control by temperature change that the control by temperature change fan start stop.
In a preferred embodiment of the present invention, the bottom of the air heater casing is provided with a pair of rollers.
In a preferred embodiment of the present invention, the back of the air heater casing is provided with a hook.
In a preferred embodiment of the present invention, the upper and lower ends of the heat collecting cavity have flares for guiding the air flow to enter and exit.
The utility model has the advantages that:
1. the graphene heating air heater of the utility model adopts graphene as a heating material, and compared with the traditional metal heating wire, the graphene heating air heater has the advantages of rapid temperature rise, high electric conversion efficiency, electric energy saving, chemical property temperature, long service life and the like; the heat accumulation layer can conduct and store heat for a long time, the fin heat dissipation layer can greatly improve the heat exchange effect, the air flow is effectively heated, the reflection layer and the heat preservation layer further isolate the dissipation of heat, the heat accumulation layer is prevented from being lost outwards, and the heating and heat preservation effects are improved.
2. The utility model discloses a graphite alkene air heater that generates heat need not high-power heating device, uses low-power supply and through splendid thermal insulation performance, uses peak valley electricity to reach the best energy-conserving utilization, can also set up the wrong peak and directly generate heat to graphite alkene layer power supply that generates heat with electric heating or solar photovoltaic power generation, reaches green, and energy-conservation and heat-retaining heat accumulation effect are showing.
3. The utility model discloses a graphite alkene air heater that generates heat, but wide application in winter heating places such as family's house heating, hotel, endowment center, school, enterprise and public institution, also can be used for the heating of indoor fan coil through professional pipeline transport.
Drawings
Fig. 1 is a cross-sectional structure diagram of an embodiment of the graphene heating air heater of the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
the reference numbers in the figures illustrate: 100. a hot air blower housing; 110. automatically adjusting the blast cap; 120. a wind-blocking baffle plate; 130. a temperature control fan; 210. a heat collection cavity; 220. a cold air inlet channel; 230. a hot air outlet channel; 310. a heat-insulating layer; 320. a reflective film; 330. a graphene heating layer; 340. a heat storage layer; 350. a fin heat dissipation layer; 400. and a roller.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1-2, an embodiment of the graphene heating air heater of the present invention includes an air heater case 100 having a cavity therein, wherein an airtight insulating layer 310 is disposed on an inner wall of the cavity, a lower cold air inlet and an upper hot air outlet are disposed on the air heater case 100, the lower cold air inlet is provided with an automatic adjusting hood 110, and the upper hot air outlet is provided with a temperature control fan 130 and an air-lock baffle 120; the chamber comprises at least one heat collecting cavity 210, a cold air inlet channel 220 communicated with the lower cold air inlet is arranged at the lower part of the heat collecting cavity 210, and a hot air outlet channel 230 communicated with the upper hot air outlet is arranged at the upper part of the heat collecting cavity 210; the outer side of the heat collection cavity 210 is sequentially provided with a fin heat dissipation layer 350, a heat storage layer 340, a heating layer and a reflecting film 320, wherein the heating layer is a graphene heating layer 330 prepared from a graphene heating material.
In this embodiment, the inner wall of the chamber is provided with the airtight insulating layer 310, so that a good heat preservation and insulation effect is achieved, and heat loss is avoided. The graphene is used as a heating material, and compared with the traditional heating wire, the heating wire has the advantages of rapid temperature rise, high electric conversion efficiency, electric energy saving, chemical property temperature saving, long service life and the like; the heat accumulation layer 340 can conduct and store heat for a long time, and continuously heats airflow in the air duct, so that the long-term heat preservation effect is achieved, the reflection layer and the heat preservation layer 310 further isolate the heat loss, the heat accumulation layer 340 is prevented from being lost outwards, and the heating and heat preservation effects are improved. The fin heat dissipation layer 350 can greatly improve the heat exchange effect and effectively heat the airflow. The material of the heat storage layer 340 is preferably concrete material or ceramic material, and the material of the heat insulation layer 310 is preferably heat insulation layer 310 made of high temperature resistant asbestos material.
Since the air flow will flow upward when heated, in order to facilitate the circulation of the air flow, in this embodiment, the lower cold air inlet is disposed at a position below the air heater casing 100, and the upper hot air outlet is disposed at a position above the air heater casing 100.
In this embodiment, the lower cold air inlet is provided with an automatic adjusting hood 110, the automatic adjusting hood 110 is arranged at the inner side of the lower cold air inlet, and when the temperature control fan 130 is started, pressure difference is generated between the inner side and the outer side of the air heater, so that the automatic adjusting hood 110 is pushed to open the inlet air; when the temperature-controlled fan 130 is turned off, the automatic adjusting hood 110 is automatically turned off.
An air-closing baffle 120 is arranged at the upper hot air outlet, and when the temperature control fan 130 is started, the air-closing baffle 120 is automatically opened to exhaust air; when the temperature-controlled fan 130 is turned off, the air-lock flap 120 is automatically closed. The air-tight baffle 120 may be a grid plate, and preferably, the air-tight baffle 120 may have a screen thereon, which plays roles of ventilation, heat preservation and blocking foreign matters.
In this embodiment, the heat collecting cavity 210 is a pair of vertically arranged heat collecting cavities 210. In order to fully utilize the graphene heat generating layer 330, it is preferable that the adjacent sidewalls of the pair of heat collecting cavities 210 share a double-sided heat generating layer, and the reflective film 320 is not provided.
In this embodiment, a temperature sensor is disposed at the air outlet of the heat collecting cavity 210, and a control panel is further disposed on the outer wall of the air heater casing 100, and the control panel is used for displaying and controlling the temperature at the air outlet of the heat collecting cavity 210 and the external temperature control for starting and stopping the temperature control fan 130.
In this embodiment, a pair of rollers 400 is disposed at the bottom of the air heater casing 100 to facilitate moving the air heater. In another embodiment, a hook is provided on the back of the air heater case 100, and can be hung on a wall.
In this embodiment, the upper and lower ends of the heat collecting cavity 210 have flares, so as to facilitate the air flow to enter and exit, and reduce the pressure loss of the air flow.
The working principle of the graphene heating air heater of the embodiment is as follows:
when the indoor temperature is lower than a certain set temperature, the temperature control fan 130 is automatically started, the automatic adjusting hood 110 and the air closing baffle 120 are automatically opened, and air inlet and outlet are started; meanwhile, the graphene heating layer 330 is electrified to generate heat, and heat of the graphene heating layer is stored by the heat storage layer 340 and then is transferred to the heat collection cavity 210 through the heat dissipation fin layer 350, so that the air flow in the heat collection cavity 210 is heated; when the temperature of the air flow reaches the set temperature, the graphene heating layer 330 stops heating; when the temperature of the air flow is reduced to a set value, the graphene heating layer 330 is automatically electrified and heated, so that the air flow coming out from the upper hot air outlet is kept at a constant temperature. When the indoor temperature is higher than the set temperature, the temperature-controlled fan 130 is turned off, and the automatic adjusting hood 110 and the air-closing damper 120 are automatically turned off.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (8)
1. A graphene heating air heater comprises an air heater shell with a cavity inside, and is characterized in that a closed heat preservation layer is arranged on the inner wall of the cavity, a lower cold air inlet and an upper hot air outlet are formed in the air heater shell, an automatic adjusting hood is arranged at the lower cold air inlet, and a temperature control fan and an air closing baffle are arranged at the upper hot air outlet; the cavity comprises at least one heat collection cavity, the lower part of the heat collection cavity is provided with a cold air inlet channel communicated with the lower cold air inlet, and the upper part of the heat collection cavity is provided with a hot air outlet channel communicated with the upper hot air outlet; the outer side of the heat collection cavity is sequentially provided with a fin heat dissipation layer, a heat storage layer, a heating layer and a reflecting film, wherein the heating layer is made of graphene heating materials.
2. The graphene heating air heater according to claim 1, wherein the lower cold air inlet is disposed at a lower position of the air heater housing, and the upper hot air outlet is disposed at an upper position of the air heater housing.
3. The graphene heating air heater according to claim 1, wherein the heat collection cavity is a pair of vertically arranged heat collection cavities, and adjacent side walls of the pair of heat collection cavities share a double-sided heating layer.
4. The graphene heating air heater according to claim 1, wherein a temperature sensor is disposed at an air outlet of the heat collection cavity.
5. The graphene heating air heater according to claim 4, wherein a control panel is disposed on an outer wall of the air heater casing, and the control panel is used for displaying and controlling the temperature at the air outlet of the heat collection cavity and the external temperature control for starting and stopping the temperature control fan.
6. The graphene heating air heater according to claim 1, wherein a pair of rollers are disposed at a bottom of the air heater housing.
7. The graphene heating air heater according to claim 1, wherein a hook is mounted on a back of the air heater shell.
8. The graphene heating air heater according to claim 1, wherein the upper end and the lower end of the heat collection cavity are provided with flares for guiding air flow to enter and exit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447583.0U CN209978372U (en) | 2019-04-03 | 2019-04-03 | Graphene heating air heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920447583.0U CN209978372U (en) | 2019-04-03 | 2019-04-03 | Graphene heating air heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209978372U true CN209978372U (en) | 2020-01-21 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920447583.0U Active CN209978372U (en) | 2019-04-03 | 2019-04-03 | Graphene heating air heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209978372U (en) |
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2019
- 2019-04-03 CN CN201920447583.0U patent/CN209978372U/en active Active
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