CN112325361B - Natural convection disinfection electric heater - Google Patents

Natural convection disinfection electric heater Download PDF

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Publication number
CN112325361B
CN112325361B CN202010330718.2A CN202010330718A CN112325361B CN 112325361 B CN112325361 B CN 112325361B CN 202010330718 A CN202010330718 A CN 202010330718A CN 112325361 B CN112325361 B CN 112325361B
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China
Prior art keywords
air
electric heater
heating element
natural convection
disinfection
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CN202010330718.2A
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Chinese (zh)
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CN112325361A (en
Inventor
季克捷
梁剑荣
赵岩
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Yingkou Songmei Magnesium Industry Co ltd
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Yingkou Songmei Magnesium Industry Co ltd
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00Electric heating systems
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61LMETHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
    • A61L9/00Disinfection, sterilisation or deodorisation of air
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24DDOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D19/00Details
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00Air heaters
    • F24H3/02Air heaters with forced circulation
    • F24H3/04Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/0052Details for air heaters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24HFLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00Details
    • F24H9/18Arrangement or mounting of grates or heating means
    • F24H9/1854Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1863Arrangement or mounting of electric heating means

Abstract

The invention provides a natural convection disinfection electric heater, which comprises a shell, a heating element and an air deflector, wherein the heating element and the air deflector are arranged in the shell, an air inlet and an air outlet are formed in the shell, the air deflector is positioned above the heating element, and after gas enters the shell from the air inlet, the gas is heated to more than 56 ℃ by the heating element to perform primary disinfection and sterilization on the air; the air after primary sterilization moves upwards, the air deflector is heated to be more than 56 ℃, and the air deflector is sterilized and disinfected for the second time; the invention has the beneficial effects that: through setting metal aviation baffle carries out the secondary virus killing sterilization to the air, has improved the virus killing sterilization effect of electric heater, and casing length is longer moreover, has improved the air handling capacity of electric heater, and the air intake setting is in the casing lower part, and the air outlet setting makes the inside natural convection that forms of electric heater on casing upper portion.

Description

Natural convection disinfection electric heater
Technical Field
The invention relates to the technical field of household appliances, in particular to a natural convection disinfection electric heater.
Background
The electric heater can be widely used for various civil and public buildings such as houses, offices, hotels, shopping malls, hospitals, schools, train carriages and the like for mobile heating, simple movable rooms and the like, and integrates radiation and convection.
According to authority, 56 ℃ can effectively kill virus in the air, and the most heating temperature of current electric heater is not high, can not effectively kill to part bacterium in the air, only can once disinfect to the air, and the volume is less moreover, and air treatment is less.
Disclosure of Invention
The invention solves the technical problems that most electric heaters in the prior art are low in heating temperature, cannot effectively kill partial bacteria in air, can only sterilize the air once, and is small in size and low in air treatment capacity.
In order to solve the problems, the invention provides a natural convection disinfection electric heater, which comprises a shell, a heating element and an air deflector, wherein the heating element and the air deflector are arranged in the shell, an air inlet and an air outlet are formed in the shell, the air deflector is positioned above the heating element, air enters the shell from the air inlet, is heated to be higher than 56 ℃ by the heating element to carry out primary disinfection and sterilization on the air, the air after primary disinfection and sterilization moves upwards, the air deflector is heated to be higher than 56 ℃ and is subjected to secondary disinfection and sterilization by the air deflector.
The heating element heats the air in the electric heater, the heated hot air rises due to density reduction, the hot air impacts the air deflector to heat the air deflector, and the heated air deflector performs secondary disinfection and sterilization on the air sterilized by the heating element, so that the disinfection and sterilization effect of the electric heater is improved.
Further, the heating temperature of the heating element is 200-250 ℃.
The heating element is heated to a higher temperature to sterilize the air for one time, and the air after one-time sterilization has a higher temperature, so that the heating gas can heat the air deflector and ensure that the air deflector can reach a certain temperature.
Furthermore, the heating element comprises a radiating fin and an electric heating plate, the electric heating plate penetrates through the radiating fin, and the radiating fin is of a plate-shaped structure and is not more than 2mm in thickness.
Make heating element heat dissipation is very fast, can carry out the rapid heating to the gas that gets into the electric heater inside.
Furthermore, the air deflectors are arranged above the heating element in a staggered mode, an S-shaped airflow channel is formed in the shell, and the air deflectors can be heated to 120-150 ℃ by the air blown out by the heating element.
The temperature of the air deflectors reaches 120-150 ℃, secondary sterilization and disinfection of air can be ensured by the air deflectors, multiple sterilization and disinfection of air entering the electric heater can be realized by the aid of the air deflectors, and the sterilization and disinfection efficiency of the electric heater is improved.
Furthermore, the heating element and the air deflector are both made of metal materials.
The heating element and the air guide plate made of metal materials can have higher heat conduction efficiency.
Further, the air deflector is arranged obliquely or horizontally.
The arrangement mode of the air deflector can be set according to different positions of the air outlet, so that the air deflector can guide out wind power from the air outlet.
Furthermore, one end of the air deflector is connected with the inner wall of the shell, and the other end of the air deflector is suspended in the shell.
And an airflow channel is formed among the air deflectors, so that the heated gas passes through the air deflectors.
Further, the air inlet is arranged below the shell, and the air outlet is arranged above the shell.
Air density after the heating is less, and hot-air rises, follows the air outlet flows out, and hot-air extrusion room air after flowing out makes the cold air follow the face lid board the air intake gets into in the electric heater, forms natural convection.
Further, the length of the shell is 1.5m-1.8m, and the height of the shell is not more than 300 mm.
The casing is longer, can make during more air get into the electric heater simultaneously, effectively increases air handling capacity, the casing height is lower, can prevent the casing leads to because of highly too high the inside gas pressure differential of casing is too big, and the air flow speed is very fast, can not effectively carry out the disinfection to the air.
Furthermore, the shell further comprises two side plates, a supporting seat is arranged at the bottom of the inner wall of each side plate, and the supporting seat is fixedly connected with the heating element.
The supporting seat fixes the electric heating plate to enable the heating element to be suspended in the air, so that the heating element is prevented from being directly connected with the shell, and the shell is prevented from being damaged when the heating element works.
Compared with the prior art, the natural convection disinfection electric heater has the following beneficial effects:
according to the natural convection disinfection and sterilization electric heater, the metal air deflector is arranged to carry out secondary disinfection and sterilization on air, the disinfection and sterilization effect of the electric heater is improved, the length of the shell is long, the air handling capacity of the electric heater is improved, the air inlet is formed in the lower portion of the shell, and the air outlet is formed in the upper portion of the shell, so that natural convection is formed in the electric heater.
Drawings
FIG. 1 is a schematic view of a first structure of a natural convection disinfection electric warmer of the present invention;
FIG. 2 is a schematic diagram of a second structure of a natural convection disinfection electric heater according to the present invention;
FIG. 3 is a schematic diagram of a third structure of a natural convection disinfection electric heater according to the present invention;
FIG. 4 is an enlarged view of a portion A of FIG. 3 of the natural convection sterilizing electric warmer of the present invention;
FIG. 5 is a schematic view of the structure of the heat sink of the natural convection disinfection electric heater according to the present invention;
FIG. 6 is a schematic structural diagram of a heat dissipation unit of the natural convection disinfection electric heater according to the present invention;
FIG. 7 is a schematic diagram of the upper plate structure of the cover of the natural convection sterilizing electric heater according to the present invention;
FIG. 8 is a schematic view of a structure of a clip of the natural convection sterilizing electric heater according to the present invention;
FIG. 9 is a schematic structural view of a lower plate of a cover of a natural convection sterilizing electric heater according to the present invention;
FIG. 10 is a schematic view of an air deflector of the natural convection disinfection electric heater according to the present invention;
fig. 11 is a schematic structural view of a side plate of the natural convection disinfection electric heater according to the present invention.
Description of reference numerals:
1. a housing; 101. covering the upper plate with the surface; 102. an air outlet; 103. clamping the strip; 104. a surface cover lower plate; 105. an air inlet; 106. a front panel; 2. a heating element; 201. a heat sink; 202. an electric hot plate; 203. a first heating pipe; 204. a temperature controller; 205. a second heating pipe; 206. a heat dissipation unit; 207. a first heat radiation fin; 208. a heat dissipation plate; 209. a second heat radiation fin; 3. a back plate; 4. an air deflector; 401. a connecting portion; 402. a wind guide part; 5. a side plate; 501. a supporting seat; 6. a power line; 7. and controlling the switch.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
The first embodiment is as follows:
referring to fig. 1-3, a natural convection disinfection electric heater comprises a housing 1, a heating element 2 and an air deflector 4 arranged in the housing 1, wherein the housing 1 is provided with an air inlet 105 and an air outlet 102, the air deflector 4 is positioned above the heating element 2, and after air enters the housing 1 from the air inlet 105, the air is heated to a temperature higher than 56 ℃ by the heating element 2 to perform primary disinfection on the air; the air after the primary sterilization moves upwards, the air deflector 4 is heated to more than 56 ℃, and the air deflector 4 is sterilized and disinfected for the second time.
The air inlet 105 is arranged at a position close to the bottom of the shell 1, the air outlet 102 is arranged at a position close to the top of the shell 1, the heating element 2 is arranged inside the shell 1 to sterilize air, the air deflector 4 is arranged above the heating element 2, when the heating element 2 works, air inside the electric heater is heated, the density of hot air is reduced, the hot air floats upwards to impact the air deflector 4 to heat the air deflector 4, after heating, the air deflector 4 performs secondary sterilization and disinfection on the air, the sterilization and disinfection effects of the electric heater are improved, and the air deflector 4 blocks the air after secondary sterilization and disinfection to enable the air to flow out of the air outlet 102.
Example two:
on the basis of the first embodiment, the structure of the natural convection disinfection and sterilization electric heater of the first embodiment is further optimized:
the heating temperature of the heating element 2 is 200-250 ℃.
Specifically, the heating element 2 heats the air inside the electric heater, so that the air has a higher temperature, and the air guide plate 4 can be heated to a secondary sterilization temperature by the air.
Preferably, the heating element 2 comprises a heat sink 201 and an electric heating plate 202, the electric heating plate 202 penetrates through the heat sink 201, and the heat sink 201 has a plate-shaped structure and a thickness of not more than 2 mm.
Heating element 2 adopts the ultrathin plate structure to make, can carry out rapid heating to the heat that produces, realizes carrying out rapid heating to the inside gas of electric heater, has improved the heating efficiency to gas.
Preferably, the first heating pipe 203 and the second heating pipe 205 pass through the electric heating plate 202, and both the first heating pipe 203 and the second heating pipe 205 are connected to the temperature controller 204
Specifically, referring to fig. 4, grooves for placing the first heating pipe 203 and the second heating pipe 205 are formed on the electric heating plate 202, the whole cooling fin 201 is rectangular, grooves corresponding to the electric heating plate 202 are formed on the cooling fin 201, the electric heating plate 202 penetrates through the cooling fin 201, when the electric heater works, the electric heating plate 202 generates heat and transmits the heat to the cooling fin 201, the cooling fin 201 heats air in the electric heater, the first heating pipe 203 and the second heating pipe 205 are cylindrical, the electric heating plate 202 fixes the first heating pipe 203 and the second heating pipe 205, so as to prevent the first heating pipe 203 and the second heating pipe 205 from loosening during working, the temperature controller 204 controls the first heating pipe 203 and the second heating pipe 205 to be turned on or off, so that the first heating pipe 203 or the second heating pipe 205 works, or the first heating pipe 203 and the second heating pipe 205 work simultaneously, so that the electric heater can work at different powers, and the application range is wider.
Preferably, referring to fig. 5 to 6, the heat sink 201 is composed of a plurality of heat dissipating units 206, each of the heat dissipating units 206 includes a heat dissipating plate 208, a first heat dissipating fin 207 and a second heat dissipating fin 209, the first heat dissipating fin 207 and the second heat dissipating fin 209 are both fixedly connected to the heat dissipating plate 208, the first heat dissipating fin 207 and the second heat dissipating fin 209 are fixed to both sides of the heat dissipating plate 208, so that the heat dissipating units 206 are concave, when the plurality of heat dissipating units 206 are connected, the first heat dissipating fin 207 and the second heat dissipating fin 209 of the heat dissipating unit 206 at the rear side are abutted to the heat dissipating plate 208 of the heat dissipating unit 206 at the front side, an air flow channel is formed between the two heat dissipating units 206, when the first heating pipe 203 or the second heating pipe 205 works, heat is generated and transmitted to the heat dissipating unit 206, and the first heat dissipating fin 207, the second heat dissipating fin 209, the heat dissipating unit 206, Second radiating fin 209 the heating panel 208 heats gas in the gas flow channel simultaneously, moreover first radiating fin 207 the second radiating fin 209 the heating panel 208 all adopts ultra-thin structure's thin plate to constitute, can heat conduction fast, makes heating element 2 reachs the assigned temperature rapidly, kills virus in the air.
Preferably, be provided with control switch 7 and power cord 6 on the casing 1, control switch 7 is connected with the temperature controller 204 electricity, through control switch 7 with the control of temperature controller 204 first heating pipe 203 with opening and closing of second heating pipe 205, the opening and the closure of control electric heater promptly, power cord 6 is connected external power source, for electric heater work power supply.
Example three:
on the basis of the second embodiment, the structure of the natural convection disinfection and sterilization electric heater of the second embodiment is further optimized:
the air deflectors 4 are arranged above the heating element 2 in a staggered mode, an S-shaped airflow channel is formed in the shell 1, and the air deflectors 4 can be heated to 120-150 ℃ by the air blown by the heating element 2.
Specifically, the plurality of air deflectors 4 are arranged, so that the temperatures of the plurality of air deflectors 4 reach 120-150 ℃, air is sterilized for multiple times when passing through the plurality of air deflectors 4, the sterilizing efficiency of the electric heater is improved, and gas flows out of the S-shaped channel formed by the plurality of air deflectors 4 after being sterilized for multiple times.
Preferably, referring to fig. 10, the air guide plate 4 includes a connection portion 401 and an air guide portion 402, one end of the connection portion 401 is fixedly connected to the air guide portion 402, the other end of the connection portion 401 is fixedly connected to the housing 1, the air guide portion 402 is disposed in an inclined shape, the connection portion 401 is in a plate-shaped structure, the connection portion 401 is fixed to the inner wall of the housing 1, the air guide plate 4 near the air outlet 102 does not have a gap between the housing 1 and the other air guide plates 4, air flows through the gap, when the heating element 2 operates, the heating element 2 performs one-time sterilization and disinfection on air inside the electric heater, the heated air rises to impact the air guide portion 402, the air guide portions 402 on both sides of the inner wall of the housing 1 are sequentially heated, the temperature of the air guide portion 402 reaches 120-, the air flows through the gaps of the air guide plates 4 in sequence, and the air guide plates 4 sterilize the air for multiple times, so that the sterilizing effect of the electric heater on the air is effectively improved.
Preferably, the heating element 2 and the air deflector 4 are both made of metal.
The heating element 2 is made of metal materials and can conduct heat quickly, so that the heating element reaches the sterilization temperature, the air guide plate 4 is made of metal materials and can exchange heat quickly, the heating effect of the air guide plate 4 is improved, the air guide plate 4 can reach the temperature of secondary sterilization quickly, and gas flowing out of the electric heater is sterilized secondarily.
Preferably, the air guide plate 4 is arranged obliquely or horizontally, and the air guide plate 4 can guide the wind power out of the air outlet 102 according to different arrangement modes of the air outlet 102 on the electric heater.
Preferably, the air deflector 4 is obliquely arranged, and after a plurality of times of sterilization and disinfection, the air collides with the air deflector 4 and flows out horizontally through the air outlet 102, so that the hot air can be directly blown to users.
Preferably, one end of the air deflector 4 is connected to the inner wall of the casing 1, and the other end is suspended in the casing 1, so that an air flow channel is formed between the air deflectors 4, and the air after being heated once flows out of the air flow channel after being heated by the air deflector 4 for multiple times.
Example four:
on the basis of the first embodiment, the structure of the natural convection disinfection and sterilization electric heater of the first embodiment is further optimized:
the length of the shell 1 ranges from 1.5m to 1.8m, the height of the shell 1 is not more than 300mm,
specifically, casing 1 is longer, can make during more air gets into the electric heater simultaneously, effectively increases the air handling capacity, casing 1 is highly lower, can prevent casing 1 leads to because of highly too high 1 inside gas pressure differential of casing is too big, and the air flow speed is very fast, can not effectively carry out the disinfection to the air.
Preferably, referring to fig. 3 and 11, the housing 1 further includes two side plates 5, a support seat 501 is disposed at the bottom of an inner wall of each side plate 5, the support seat 501 is fixedly connected to the heating element 2, the support seat 501 extends from the side plate 5 to one side of the electric heating plate 202, and two ends of the electric heating plate 202 are connected to the support seat 501, so that the electric heating plate 202 is suspended in the air, and the electric heating plate 202 is prevented from directly contacting the housing 1, and the housing 1 is prevented from being damaged when the electric heating plate 202 operates.
Preferably, referring to fig. 7-9, the housing 1 further includes a front panel 106 and a back panel 3, the front panel 106 covers the back panel 3, the front panel 106 includes a cover top panel 101 and a cover bottom panel 104, and the cover top panel 101 and the cover bottom panel 104 are connected by a clamping strip 103.
The upper surface cover plate 101 and the lower surface cover plate 104 are both arc-shaped structures, the clamping strip 103 is a plate-shaped structure, one end of the upper surface cover plate 101 is fixedly connected with the back plate 3, the other end of the upper surface cover plate 101 is fixedly connected with the clamping strip 103, one end of the lower surface cover plate 104 is fixedly connected with the back plate 3, and the other end of the lower surface cover plate 104 is fixedly connected with the clamping strip 103.
The upper cover plate 101 is provided with an air outlet 102, the lower cover plate 104 is provided with an air inlet 105, the air density after heating is small, hot air rises, the hot air flows out from the air outlet 102, pressure difference is formed between the inside and the outside of the electric heater, and cold air is enabled to flow out of the lower cover plate 104 and enter the electric heater through the air inlet 105 to form natural convection.
The inner wall of the face cover upper plate 101 is provided with a heat insulation layer, the air deflector 4 close to the air outlet 102 is in contact connection with the heat insulation layer, the air guiding part 402 extends from the connecting part 401 and is in contact connection with the heat insulation layer on the inner wall of the face cover upper plate 101, and the damage of the face cover upper plate 101 caused by the overhigh temperature of the air deflector 4 is prevented.
Specifically, the power line 6 is connected with an external power supply to supply power for the electric heater to work, the control switch 7 is turned on to start the electric heater to work, the first heating pipe 203 and the second heating pipe 205 generate heat, the heat is transmitted through the electric heating plate 202 and dissipated through the heat dissipation fin 201 to sterilize and disinfect the gas in the electric heater for one time, the density of the heated air is reduced, the weight of the heated air is reduced, the hot air moves upwards to form a pressure difference between the inside and the outside of the electric heater, cold air enters the electric heater from the outside to form natural convection, the hot air moves upwards to impact the air guide plates 4 to exchange heat with the air guide plates 4 to heat the air guide plates 4, the temperature of the air guide plates 4 reaches 120-, the air guide plates 4 are used for sterilizing air for multiple times, the sterilizing effect is ensured, finally hot air flows out of the air outlet 102 after being reflected by the air guide plates 4 close to the air outlet 102, the electric heating plate 202 is of an ultrathin structure, the heating element 2 can be rapidly heated, the reaction is sensitive, the length of the shell 1 is 1.5-1.8 m, the amount of the air entering the shell 1 at one time is increased, the air handling capacity can be effectively increased, the height of the shell 1 is not more than 300mm, and the phenomenon that the height of the shell 1 is too high, so that the air pressure difference inside the shell 1 is too large, the air flowing speed is high, and the air can not be effectively sterilized.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one skilled in the art without departing from the spirit and scope of the invention as defined in the appended claims.

Claims (10)

1. A natural convection disinfection electric heater comprises a shell (1), a heating element (2) and an air deflector (4) which are arranged in the shell (1), wherein the shell (1) is provided with an air inlet (105) and an air outlet (102), and the natural convection disinfection electric heater is characterized in that the air deflector (4) is positioned above the heating element (2), and after gas enters the shell (1) from the air inlet (105), the gas is heated to more than 56 ℃ by the heating element (2) to perform primary disinfection on the air; the air after primary sterilization moves upwards, the air deflector (4) is heated to more than 56 ℃, and the air deflector (4) is sterilized and disinfected for the second time.
2. The natural convection disinfection electric heater as claimed in claim 1, wherein the heating temperature of the heating element (2) is 200-250 ℃.
3. A natural convection disinfection warmer as claimed in claim 2, wherein said heating element (2) comprises a heat sink (201) and an electric heating plate (202), said electric heating plate (202) penetrates said heat sink (201), said heat sink (201) has a plate-like structure with a thickness not exceeding 2 mm.
4. The natural convection disinfection electric heater as claimed in claim 1, wherein a plurality of the air deflectors (4) are arranged above the heating element (2) in a staggered manner, an S-shaped airflow channel is formed in the casing (1), and the air deflectors (4) can be heated to 120-150 ℃ by the air blown from the heating element (2).
5. The natural convection disinfection electric heater of claim 4, wherein the heating element (2) and the air deflector (4) are made of metal.
6. The natural convection disinfection electric heater of claim 5, wherein the air deflector (4) is disposed in an inclined or horizontal manner.
7. The natural convection disinfection electric heater of claim 1, wherein one end of the air deflector (4) is connected with the inner wall of the casing (1), and the other end is suspended in the casing (1).
8. A natural convection disinfection electric heater as claimed in claim 1, characterised in that said air inlet (105) is arranged below said casing (1) and said air outlet (102) is arranged above said casing (1).
9. A natural convection disinfection electric warmer as claimed in claim 1, characterized in that the length of said housing (1) is 1.5m-1.8m, and the height of said housing (1) does not exceed 300 mm.
10. The natural convection disinfection electric heater of claim 8, wherein the housing (1) further comprises two side plates (5), a supporting seat (501) is disposed at the bottom of the inner wall of the side plates (5), and the supporting seat (501) is fixedly connected with the heating element (2).
CN202010330718.2A 2020-04-24 2020-04-24 Natural convection disinfection electric heater Active CN112325361B (en)

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CN205747111U (en) * 2016-07-14 2016-11-30 石喜武 Electric heater with electrostatic precipitation function
CN206517626U (en) * 2017-02-23 2017-09-22 营口松辽镁业有限公司 A kind of electric heater

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60251345A (en) * 1984-05-25 1985-12-12 Sanyo Electric Co Ltd Hot-air type heater unit
CN2706694Y (en) * 2004-05-21 2005-06-29 陈允瑞 Embedded electric heater
CN201615547U (en) * 2009-11-26 2010-10-27 珠海格力电器股份有限公司 Electric heater and radiating fin structure thereof
CN204373034U (en) * 2014-11-26 2015-06-03 艾美特电器(九江)有限公司 There is the convection-type electric heater of wind deflector
CN205747111U (en) * 2016-07-14 2016-11-30 石喜武 Electric heater with electrostatic precipitation function
CN206517626U (en) * 2017-02-23 2017-09-22 营口松辽镁业有限公司 A kind of electric heater

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