CN203215969U - Electromagnetic induction heating warm air blower - Google Patents
Electromagnetic induction heating warm air blower Download PDFInfo
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- CN203215969U CN203215969U CN 201320131834 CN201320131834U CN203215969U CN 203215969 U CN203215969 U CN 203215969U CN 201320131834 CN201320131834 CN 201320131834 CN 201320131834 U CN201320131834 U CN 201320131834U CN 203215969 U CN203215969 U CN 203215969U
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Abstract
The utility model relates to an electromagnetic induction heating warm air blower which is especially capable of increasing the heating speed and improving heat efficiency of the warm air blower and is efficient and energy-saving. Different from the traditional heating manner, a heating rod of the warm air blower is heated through electromagnetic induction heating, thereby having no open flame and ensuring high heating speed and short preheating time. The working frequency is 10KHz to 40KHz, the working temperature is 0-500 DEG C, the heat efficiency is high, and is not smaller than 85-99%, and the electromagnetic induction heating warm air blower has an automatic temperature control function. The electromagnetic induction heating warm air blower is compact in structure, light in equipment, small in volume, low in manufacturing cost of equipment, long in service life and free of frequent maintenance. No smoke dust or waste gases such as carbon monoxide is generated in the production working process, so that possibility of the poisoning of human and livestock caused by carbon monoxide in indoor heating process can be avoided, environment-friendly and clean application environment can be ensured and no environmental pollution is generated. The electromagnetic induction heating warm air blower is suitable for circulating air heating and material drying, such as heating of rooms, vegetable greenhouses, flow greenhouses and breeding livestock housing, drying of agricultural products and drying of traditional Chinese medicinal materials.
Description
Affiliated technical field
The utility model relates to a kind of electromagnetic induction heating warm-air drier, especially can improve firing rate and the thermal efficiency of warm-air drier, and is energy-efficient.Different with traditional heating mode, electromagnetic induction heating makes warm-air drier heating rod self-heating, the flames of anger, and firing rate is fast, and preheating time is short.Operating frequency 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures, thermal efficiency height, the thermal efficiency 〉=85%～99% has temperature automatically controlled function.Structure is compact, and equipment is light, and volume is little, the device fabrication low cost of manufacture, and long service life need not frequent repair and maintenance.Can not discharge waste gas such as flue dust and carbon monoxide in the production work process, avoid the possibility of heating of house people, animal anthracemias, the environment for use environmentally-friendly sanitary can not cause environmental pollution.Be applicable to that air allows all kinds place of recirculation, in air, do not contain dust, during flammable gas, can be used as the usefulness of circulating air heating and drying materials, as the indoor heating of heating; The indoor heating of heating of green house of vegetables and flower shed; The heating of heating of aquaculture livestock colony house; The oven dry of agricultural product; The oven dry of Chinese medicine.
Background technology
Warm-air drier is as the term suggests be a kind of equipment that can send warm braw, and known have electrical heating warm-air drier, fuel oil, combustion gas and a steam warm-air drier etc.Temperature level can be regulated.Be fit to different engineerings to the demand of temperature.Be fit to the large tracts of land heating, heat up, cement conservation, equipment is antifreeze to thaw, oven dry etc.It contains the control of heating, blowing and temperature and blowing and protects three parts.Thermal source is divided into electric heat source and fuel-firing gas-firing thermal source, and electric heat source has nickel chromium triangle heating wire, siderochrome heating wire, stainless steel heat-generating pipe, infrared heating pipe etc. multiple.Warm-air drier is by ventilation blower, the associating unit that motor and radiator combine.Mainly formed by air heater and blower fan, the air heater heat radiation, blower fan is sent then, and indoor air temperature is regulated.Air heater is made up of spiral fin coil.For example its heat radiation comb of steam type warm-air drier is to be that a pitch of fins is 2.5mm on the Φ 21.5 seamless boiler tubes with the aluminium strip special equipment around wall thickness, and comb and heating agent circulation duct are the integral solder structures.Be applicable to that air allows all kinds place of recirculation, in air, do not contain dust, during flammable gas, can be used as the usefulness of circulating air heating.
At present, known warm-air drier has the electrical heating warm-air drier, fuel oil, combustion gas and steam warm-air drier.Thermal source is divided into electric heat source and fuel oil thermal source, heat source gas, steam source.Electric heat source has nickel chromium triangle heating wire, siderochrome heating wire, stainless steel heat-generating pipe, infrared heating pipe etc. multiple.The fuel oil thermal source provides heat energy for warm-air drier after by oil inflame; Heat source gas provides heat energy for warm-air drier after by fuel gas buring; Steam source provides heat energy by steam for warm-air drier.The shortcoming of electrical heating warm-air drier is: adopt resistance directly to heat, firing rate is slow, the energy consumption height, and the thermal efficiency is low, the thermal efficiency≤70%, resistive heater is short service life, needs frequent repair and maintenance.The shortcoming of fuel oil, combustion gas and steam warm-air drier is: adopt fuel oil, combustion gas and steam indirect, firing rate is slow, the energy consumption height, and the thermal efficiency is low, the thermal efficiency≤60%, heat radiation is made loaded down with trivial details, manufacturing cost height, equipment heaviness, waste gas such as discharging flue dust and carbon monoxide in the production work process, cause heating of house people, animal anthracemia easily, environment for use is abominable, causes environmental pollution.
Summary of the invention
Adopt resistance directly to heat in order to overcome existing warm-air drier, firing rate is slow, the energy consumption height, and the thermal efficiency is low, the thermal efficiency≤70%, resistive heater is short service life, needs the defective of frequent repair and maintenance.Adopt fuel oil, combustion gas and steam indirect, firing rate is slow, the energy consumption height, and the thermal efficiency is low, the thermal efficiency≤60%, heat radiation is made loaded down with trivial details, manufacturing cost height, equipment heaviness, waste gas such as discharging flue dust and carbon monoxide in the production work process, cause heating of house people, animal anthracemia easily, environment for use is abominable, causes the defective of environmental pollution.The utility model provides a kind of electromagnetic induction heating warm-air drier, adopts electromagnetic induction heating technology as the thermal source of warm-air drier, electromagnetic induction heating warm-air drier operating frequency: 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures.Electromagnetic induction heating warm-air drier structure is compact, and equipment is light, and volume is little, the device fabrication low cost of manufacture, and long service life need not frequent repair and maintenance.The flames of anger, firing rate is fast, can accurately control the operating temperature of warm-air drier, thermal efficiency height, the thermal efficiency 〉=85%～99%.Can not discharge waste gas such as flue dust and carbon monoxide in the production work process, avoid the possibility of heating of house people, animal anthracemias, the environment for use environmentally-friendly sanitary can not cause environmental pollution.
The technical scheme that its technical problem that solves the utility model adopts is: the electromagnetic induction heating warm-air drier is by the frequency control axial flow blower, heat-insulating material, radiator, the eddy-current heating rod, thermistor, electromagnetic induction coil, permeability magnetic material, the hygrosensor probe, induction heating power, guide shell constitutes.
Adopt electromagnetic induction heating technology as the thermal source of warm-air drier, the eddy-current heating rod directly generates heat by induction coil electric energy autonomous induction and gives radiator with thermal energy transfer, radiator is integral type heronsbill radiator, the radiator internal layer closely contacts with the eddy-current heating rod is outer, thereby gives radiator with eddy-current heating rod thermal energy transfer.
Electromagnetic induction coil is wrapped in the skin of radiator, radiator namely is the radiator of eddy-current heating rod, also is the electromagnetic induction coil radiator, still is the coil rack of electromagnetic induction coil simultaneously, increase the structural compactness of warm-air drier, reduced volume and the manufacturing cost of warm-air drier.
Be transmission speed and efficient and the eddy-current heating rod heat exchange area that increases heat energy between eddy-current heating rod and the radiator, the eddy-current heating rod adopts the outer copper conductive magneto-conductive composite that applies of tubulose, and the radiator that uses under the special acid and alkali-resistance environment adopts titanium alloy material to increase its service life.
The electromagnetic induction coil skin axially and radially is separately installed with a plurality of permeability magnetic materials along the eddy-current heating rod, axially become closed magnetic circuit with a plurality of permeability magnetic materials of radially installing with the eddy-current heating clavate at the electromagnetic induction coil skin along the eddy-current heating rod, reduce the electromagnetic radiation to external world of magnetic leakage and electromagnetic induction coil, increased the thermal efficiency of electromagnetic induction heating warm-air drier.
Between electromagnetic induction coil and the radiator thermistor is installed; for the protection of electromagnetic induction coil; conducting control induction heating power quits work after thermistor detects the protection temperature value that the electromagnetic induction coil temperature reaches setting; after detecting the protection temperature value that the electromagnetic induction coil temperature is lower than setting, thermistor starts working by the control induction heating power; thereby finish the action of protection electromagnetic induction coil, reduced the warm-air drier fault rate.
Guide shell is installed in the outside of electromagnetic induction coil, remains with certain distance with electromagnetic induction coil and permeability magnetic material, and guide shell is non-magnetic conductive metal material, is used for converging the air quantity by radiator, the electromagnetic radiation that the shielding electromagnetic induction coil produces.
The frequency control axial flow blower axially is installed in the radiator back along the eddy-current heating rod, adjusts the rotating speed of frequency control axial flow blower and can control the interior radiator air quantity that passes through of unit interval, and adjust the operating temperature of warm-air drier air outlet.
Guide shell is coated with heat-insulating material, reduces heat radiation and thermal losses, has improved the thermal efficiency and has reduced energy consumption.
Frequency control axial flow blower air inlet is equipped with the hygrosensor probe, for detection of environment temperature, the control induction heating power quits work after hygrosensor probe detects environment temperature to reach the temperature value that induction heating power sets, the control induction heating power is started working after hygrosensor probe detects environment temperature to be lower than the temperature value that induction heating power sets, thereby finishes the action of automatic control operating temperature.
Electromagnetic induction heating warm-air drier operating frequency: 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures.
Thereby reach electromagnetic induction heating blower structure compactness by above technical scheme, equipment is light, and volume is little, the device fabrication low cost of manufacture, and long service life need not frequent repair and maintenance; The flames of anger, firing rate is fast, can accurately control the operating temperature of warm-air drier, operating frequency: 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures; Thermal efficiency height, the thermal efficiency 〉=85%～99%; Can not discharge waste gas such as flue dust and carbon monoxide in the production work process, avoid the possibility of heating of house people, animal anthracemias, the environment for use environmentally-friendly sanitary can not cause the purpose of environmental pollution.
The beneficial effects of the utility model are: electromagnetic induction heating blower structure compactness, and equipment is light, and volume is little, the device fabrication low cost of manufacture, long service life need not frequent repair and maintenance; The flames of anger, firing rate is fast, can accurately control the operating temperature of warm-air drier, operating frequency: 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures; Thermal efficiency height, the thermal efficiency 〉=85%～99%; Can not discharge waste gas such as flue dust and carbon monoxide in the production work process, avoid the possibility of heating of house people, animal anthracemias, the environment for use environmentally-friendly sanitary can not cause environmental pollution.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified.
Accompanying drawing is front of the present utility model structural map.
1. frequency control axial flow blowers among the figure, 2. heat-insulating material, 3. radiator, 4. eddy-current heating rod, 5. thermistor, 6. electromagnetic induction coil, 7. permeability magnetic material, 8. hygrosensor probe, 9. induction heating power, 10. guide shell.
The specific embodiment:
In the drawings, adopt electromagnetic induction heating technology as the thermal source of warm-air drier, eddy-current heating rod (4) directly generates heat by induction coil (6) electric energy autonomous induction and gives radiator (3) with thermal energy transfer, and radiator (3) is integral type heronsbill radiator.Radiator (3) internal layer closely contacts with eddy-current heating rod (4) skin, thereby gives radiator (3) with eddy-current heating rod (4) thermal energy transfer.Electromagnetic induction coil (6) is wrapped in the skin of radiator (3), and radiator (3) namely is the radiator of eddy-current heating rod (4), also is electromagnetic induction coil (6) radiator, still is the coil rack of electromagnetic induction coil (6) simultaneously.Increase the structural compactness of warm-air drier, reduced volume and the manufacturing cost of warm-air drier.
For increasing transmission speed and efficient and eddy-current heating rod (4) heat exchange area of heat energy between eddy-current heating rod (4) and the radiator (3), eddy-current heating rod (4) adopts the outer copper conductive magneto-conductive composite that applies of tubulose.The radiator (3) that uses under the special acid and alkali-resistance environment adopts titanium alloy material to increase its service life.
Electromagnetic induction coil (6) is outer axially and radially to be separately installed with a plurality of permeability magnetic materials (7) along eddy-current heating rod (4), axially become closed magnetic circuit with a plurality of permeability magnetic materials (7) of radially installing with eddy-current heating clavate (4) at electromagnetic induction coil (6) skin along eddy-current heating rod (4), reduce magnetic leakage and electromagnetic induction coil (6) electromagnetic radiation to external world, increased the thermal efficiency of electromagnetic induction heating warm-air drier.
Between electromagnetic induction coil (6) and the radiator (3) thermistor (5) is installed, for the protection of electromagnetic induction coil (6).Conducting control induction heating power (9) quits work after thermistor (5) detects the protection temperature value that electromagnetic induction coil (6) temperature reaches setting; after detecting the protection temperature value that electromagnetic induction coil (6) temperature is lower than setting, thermistor (5) starts working by control induction heating power (9); thereby finish protection electromagnetic induction coil (6) action, reduced the warm-air drier fault rate.
Guide shell (10) is installed in the outside of electromagnetic induction coil (6), remain with certain distance with electromagnetic induction coil (6) and permeability magnetic material (7), guide shell (10) is non-magnetic conductive metal material, be used for converging the air quantity by radiator (3), the electromagnetic radiation that shielding electromagnetic induction coil (6) produces.Frequency control axial flow blower (1) axially is installed in the radiator back along eddy-current heating rod (4), adjusts the rotating speed of frequency control axial flow blower (1) and can control interior radiator (3) air quantity that passes through of unit interval, and adjust the operating temperature of warm-air drier air outlet.Guide shell (10) is coated with heat-insulating material (2), reduces heat radiation and thermal losses, has improved the thermal efficiency, has reduced energy consumption.
Frequency control axial flow blower (1) air inlet is equipped with hygrosensor probe (8), for detection of environment temperature.Control induction heating power (9) after environment temperature reaches the temperature value that induction heating power (9) sets and quit work when hygrosensor probe (8) detects, control induction heating power (9) after environment temperature is lower than the temperature value that induction heating power (9) sets and start working when hygrosensor probe (8) detects, thereby finish the action of automatic control operating temperature.Electromagnetic induction heating warm-air drier operating frequency: 10KHz～40KHz, operating temperature: 0 ℃～500 ℃.
Claims (1)
1. electromagnetic induction heating warm-air drier is characterized in that:
(1) by the frequency control axial flow blower, heat-insulating material, radiator, the eddy-current heating rod, thermistor, electromagnetic induction coil, permeability magnetic material, the hygrosensor probe, induction heating power, guide shell constitutes;
(2) adopt electromagnetic induction heating technology as the thermal source of warm-air drier, the eddy-current heating rod directly generates heat by induction coil electric energy autonomous induction and gives radiator with thermal energy transfer, radiator is integral type heronsbill radiator, the radiator internal layer closely contacts with the eddy-current heating rod is outer, thereby gives radiator with eddy-current heating rod thermal energy transfer;
(3) electromagnetic induction coil is wrapped in the skin of radiator, radiator namely is the radiator of eddy-current heating rod, also is the electromagnetic induction coil radiator, still is the coil rack of electromagnetic induction coil simultaneously, increase the structural compactness of warm-air drier, reduced volume and the manufacturing cost of warm-air drier;
(4) transmission speed and efficient and the eddy-current heating rod heat exchange area for increasing heat energy between eddy-current heating rod and the radiator, the eddy-current heating rod adopts the outer copper conductive magneto-conductive composite that applies of tubulose, and the radiator that uses under the special acid and alkali-resistance environment adopts titanium alloy material to increase its service life;
(5) the electromagnetic induction coil skin axially and radially is separately installed with a plurality of permeability magnetic materials along the eddy-current heating rod, axially become closed magnetic circuit with a plurality of permeability magnetic materials of radially installing with the eddy-current heating clavate at the electromagnetic induction coil skin along the eddy-current heating rod, reduce the electromagnetic radiation to external world of magnetic leakage and electromagnetic induction coil, increased the thermal efficiency of electromagnetic induction heating warm-air drier;
(6) between electromagnetic induction coil and the radiator thermistor is installed, for the protection of electromagnetic induction coil, conducting control induction heating power quits work after thermistor detects the protection temperature value that the electromagnetic induction coil temperature reaches setting, after detecting the protection temperature value that the electromagnetic induction coil temperature is lower than setting, thermistor starts working by the control induction heating power, thereby finish the action of protection electromagnetic induction coil, reduced the warm-air drier fault rate;
(7) guide shell is installed in the outside of electromagnetic induction coil, remains with certain distance with electromagnetic induction coil and permeability magnetic material, and guide shell is non-magnetic conductive metal material, is used for converging the air quantity by radiator, the electromagnetic radiation that the shielding electromagnetic induction coil produces;
(8) the frequency control axial flow blower axially is installed in the radiator back along the eddy-current heating rod, adjusts the rotating speed of frequency control axial flow blower and can control the interior radiator air quantity that passes through of unit interval, and adjust the operating temperature of warm-air drier air outlet;
(9) guide shell is coated with heat-insulating material, reduces heat radiation and thermal losses, has improved the thermal efficiency and has reduced energy consumption;
(10) frequency control axial flow blower air inlet is equipped with the hygrosensor probe, for detection of environment temperature, the control induction heating power quits work after hygrosensor probe detects environment temperature to reach the temperature value that induction heating power sets, the control induction heating power is started working after hygrosensor probe detects environment temperature to be lower than the temperature value that induction heating power sets, thereby finishes the action of automatic control operating temperature;
(11) electromagnetic induction heating warm-air drier operating frequency: 10KHz～40KHz, 0 ℃～500 ℃ of operating temperatures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131834 CN203215969U (en) | 2013-03-22 | 2013-03-22 | Electromagnetic induction heating warm air blower |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320131834 CN203215969U (en) | 2013-03-22 | 2013-03-22 | Electromagnetic induction heating warm air blower |
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| Publication Number | Publication Date |
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| CN203215969U true CN203215969U (en) | 2013-09-25 |
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| CN 201320131834 Expired - Fee Related CN203215969U (en) | 2013-03-22 | 2013-03-22 | Electromagnetic induction heating warm air blower |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134181A (en) * | 2013-03-22 | 2013-06-05 | 古晓跃 | Electromagnetic induction heating warm air blower |
| CN109654575A (en) * | 2018-12-05 | 2019-04-19 | 宁夏鑫润源节能科技有限公司 | A kind of electromagnetic heating heating system |
-
2013
- 2013-03-22 CN CN 201320131834 patent/CN203215969U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103134181A (en) * | 2013-03-22 | 2013-06-05 | 古晓跃 | Electromagnetic induction heating warm air blower |
| CN109654575A (en) * | 2018-12-05 | 2019-04-19 | 宁夏鑫润源节能科技有限公司 | A kind of electromagnetic heating heating system |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130925 Termination date: 20200322 |
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| CF01 | Termination of patent right due to non-payment of annual fee |