CN114893817A - Humidifying electric heater - Google Patents
Humidifying electric heater Download PDFInfo
- Publication number
- CN114893817A CN114893817A CN202210726724.9A CN202210726724A CN114893817A CN 114893817 A CN114893817 A CN 114893817A CN 202210726724 A CN202210726724 A CN 202210726724A CN 114893817 A CN114893817 A CN 114893817A
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- Prior art keywords
- evaporation
- water
- electric heater
- evaporation tray
- tray
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- 238000001704 evaporation Methods 0.000 claims abstract description 156
- 230000008020 evaporation Effects 0.000 claims abstract description 145
- 238000010438 heat treatment Methods 0.000 claims abstract description 40
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 149
- 239000007788 liquid Substances 0.000 claims description 11
- 210000002421 cell wall Anatomy 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000005485 electric heating Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
- F24F6/02—Air-humidification, e.g. cooling by humidification by evaporation of water in the air
- F24F6/08—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using heated wet elements
- F24F6/10—Air-humidification, e.g. cooling by humidification by evaporation of water in the air using heated wet elements heated electrically
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/54—Free-cooling systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Air Humidification (AREA)
Abstract
The invention discloses a humidifying electric heater, which comprises: the air conditioner comprises a shell, wherein an air outlet is formed in the shell; a heating device disposed inside the housing; the evaporation tray is arranged inside the shell and is positioned between the heating device and the air outlet; the evaporation tray is provided with a flow passage, and air heated by the heating device passes through the evaporation tray through the flow passage and flows to the air outlet. According to the invention, the overflow channel is arranged on the evaporation tray, so that the warm air can directly pass through the evaporation tray through the overflow channel, thereby avoiding the warm air from bypassing the evaporation tray, ensuring the air flow to be smoother and improving the heating effect.
Description
Technical Field
The invention relates to the technical field of household appliances, in particular to a humidifying electric heater.
Background
The electric heater can be widely used for various civil and public buildings such as houses, offices, hotels, markets, hospitals, schools, train carriages and the like for mobile heating, simple movable rooms and the like.
At present, an electric heater with a humidifying function sold in the market generally heats and evaporates water in an evaporation tray through an electric heating system arranged in the electric heater, so as to realize the purpose of humidifying the environment. However, in the using process, after the air flow is heated by the heating device, the heated air flow needs to bypass the evaporation tray due to the existence of the evaporation tray, so that the heating effect of the humidifying electric heater is reduced.
Disclosure of Invention
The invention discloses a humidifying electric heater, which aims to solve the problem that an evaporation disc in the humidifying electric heater in the prior art influences the flow of air flow to cause the reduction of the heating effect.
The invention discloses a humidifying electric heater, comprising: the air conditioner comprises a shell, wherein an air outlet is formed in the shell; a heating device disposed inside the housing; the evaporation tray is arranged inside the shell and is positioned between the heating device and the air outlet; the evaporation tray is provided with a flow passage, and air heated by the heating device passes through the evaporation tray through the flow passage and flows to the air outlet.
Furthermore, the evaporation tray is provided with an evaporation tank, a flow passing pipe penetrates through the bottom of the evaporation tank, the flow passing pipe is internally provided with the flow passing channel, and a water storage space is formed between the outer wall of the flow passing pipe and the inner wall of the evaporation tank.
Further, the first side of the evaporation pan faces the heating device, the second side of the evaporation pan faces the air outlet, and the evaporation groove is formed in the second side of the evaporation pan; the flow pipe penetrates from the first side to the second side of the evaporation disc.
Furthermore, the overflowing channels are multiple and are arranged at intervals.
Furthermore, an overflow hole is further formed in the groove wall of the evaporation groove, and water in the evaporation tray flows back to the water tank of the humidifying electric heater through the overflow hole.
Furthermore, the wall of the evaporation tank is also provided with an overflow hole;
the humidification electric heater still includes wet curtain subassembly, wet curtain subassembly sets up in the casing, the evaporating dish passes through the overflow hole gives wet curtain subassembly supplies water, the water flow that the overflow hole flows through flow back to the water tank of humidification electric heater behind the wet curtain subassembly.
Further, the air outlet is located at the position above the heating device.
Further, the shell comprises a top plate, and the air outlet is formed in the top plate.
Furthermore, the humidification electric heater also comprises a water tank, a water inlet of the evaporation tray is communicated with the water tank, and the water tank is used for supplying water into the evaporation tray.
Further, the humidification electric heater still includes: the water pump pumps water in the water tank into the evaporation tray; the liquid level sensor is arranged on the evaporation tray and is used for detecting the water level in the evaporation tray; and the control device is respectively electrically connected with the liquid level sensor and the water pump and is used for controlling the water pump to run or stop according to the water level in the evaporation disc.
Further, the humidification electric heater still includes: the water pump pumps water in the water tank into the evaporation tray; the timing device is electrically connected with the water pump and used for controlling the water pump to be started at intervals so as to enable the water pump to supplement water into the evaporation tray at intervals.
Further, the position height of the water tank is larger than that of the evaporation tray; the bottom of the water tank is communicated with a water inlet of the evaporation tray, and a control valve for opening and closing the water inlet is arranged at the position of the water inlet of the evaporation tray; and a floater is arranged in the evaporation disc and is in driving connection with the control valve, and the floater is used for controlling the control valve to open or close according to the liquid level in the evaporation disc.
According to the invention, the overflow channel is arranged on the evaporation tray, so that the warm air can directly pass through the evaporation tray through the overflow channel, thereby avoiding the warm air from bypassing the evaporation tray, ensuring the air flow to be smoother and improving the heating effect. In addition, water in the evaporation tray can be evaporated through heat radiation of the heating device, and can be evaporated through warm air, particularly, the warm air can heat the inner wall of the overflowing channel in the process of flowing through the flowing channel, and the heated inner wall of the overflowing channel heats the water in the evaporation tray, so that the heat exchange area is increased, and the water evaporation efficiency is greatly increased. Compared with the prior art, the humidifying electric heater has the advantages that the heating effect is good, the evaporation efficiency is higher and the humidifying effect is better by utilizing the structure of the evaporation holes.
Drawings
Fig. 1 is a schematic structural diagram of a humidifying electric heater according to a first embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is another schematic structural diagram of a humidifying electric heater according to a first embodiment of the present invention;
legend: 10. a housing; 11. an air outlet; 12. a top plate; 13. an air inlet; 20. a heating device; 30. an evaporation pan; 31. an evaporation tank; 32. an overflow pipe; 321. an overflow channel; 33. an overflow aperture; 40. a water storage space; 50. a water tank; 60. and (4) a water pump.
Detailed Description
The present invention is further illustrated by the following examples, but is not limited to the details of the description.
As shown in fig. 1 to fig. 3, in a first embodiment, the present invention discloses a humidifying electric heater, which includes a housing 10, a heating device 20 and an evaporation tray 30, wherein an air outlet 11 is arranged on the housing 10; the heating device 20 is arranged inside the shell 10, the heating device 20 is composed of a heating pipe and fins, and the heating pipe radiates heat through the fins after being heated; the evaporation pan 30 is arranged inside the housing 10, and the evaporation pan 30 is located between the heating device 20 and the air outlet 11; the evaporation pan 30 has a flow passage 321, and the air heated by the heating device 20 passes through the evaporation pan 30 through the flow passage 321 and flows to the air outlet 11.
When the humidifying electric heater normally works, the air flow passes through the heating device 20, and after being changed into warm air, the air flow passes through the evaporation tray 30 through the flow passage 321 and flows to the air outlet 11, and then is blown out from the air outlet 11, so that the ambient temperature rises, and a comfortable warm environment is achieved. After passing through the flow passage 321, the warm air takes away the evaporated water in the evaporation pan 30 and is discharged from the air outlet 11, thereby increasing the ambient humidity and enabling the human body to be in a comfortable environment. According to the invention, the overflowing channel 321 is arranged on the evaporation tray 30, so that the warm air can directly pass through the evaporation tray 30 through the overflowing channel 321, the warm air is prevented from bypassing the evaporation tray 30, the air flow is smoother, and the heating effect is improved.
In addition, the water in the evaporation tray 30 can be evaporated by the heat radiation of the heating device 20, and can be evaporated by the warm air, especially, the inner wall of the overflowing channel 321 can be heated when the warm air flows through the flowing channel 321, and the heated inner wall of the overflowing channel 321 heats the water in the evaporation tray 30, so that the heat exchange area is increased, and the water evaporation efficiency is greatly increased. Compared with the prior art, the humidifying electric heater has the advantages that the heating effect is good, the evaporation efficiency is higher and the humidifying effect is better by utilizing the structure of the evaporation holes.
The evaporation tray 30 is provided with an evaporation tank 31, a flow passing pipe 32 penetrates through the bottom of the evaporation tank 31, a flow passing channel 321 is formed in the flow passing pipe 32, and a water storage space 40 is formed between the outer wall of the flow passing pipe 32 and the inner wall of the evaporation tank 31. By arranging the overflow pipe 32, on one hand, the overflow pipe 32 is arranged at the bottom of the evaporation tank 31 in a penetrating manner, so that the hot air can pass through the evaporation tray 30 through the overflow channel 321 in the overflow pipe 32, the hot air is prevented from bypassing the evaporation tray 30, the hot air flows more smoothly, and the heating effect is improved; on the other hand, a water storage space 40 is formed between the outer wall of the overflow pipe 32 and the inner wall of the evaporation tank 31, the evaporated water can be heated and evaporated in the water storage space 40, the outer wall of the overflow pipe 32 can block the evaporated water, the evaporated water is prevented from flowing into the overflow channel 321, and the reliability is improved; finally, compared with the evaporating water tray without the overflowing channel 321, after the overflowing pipe 32 is added, the whole heat exchange surface area of the evaporating tray 30 is larger, so that the heat exchange efficiency with warm air is higher, the evaporating rate of the evaporating water is higher, and the driving effect is better.
A first side of the evaporation disc 30 faces the heating device 20, a second side of the evaporation disc 30 faces the air outlet 11, and an evaporation groove 31 is formed on the second side of the evaporation disc 30; the flow pipe 32 penetrates from the first side to the second side of the evaporation pan 30. Through setting up the overflow pipe 32, make the warm braw can directly pass to the second side of evaporating dish 30 through the first side of overflow pipe 32 follow evaporating dish 30 to avoid the warm braw to bypass evaporating dish 30, reduced the flow path of warm braw, reduced the amount of wind loss, make the warm braw flow more smoothly, improve the heating effect
In order to increase the circulation rate of the warm air, the flow passage 321 may be provided in plurality, and the flow passages 321 may be spaced apart from each other.
An overflow hole 33 is further formed in the wall of the evaporation tank 31, and water in the evaporation tray 30 flows back to the water tank of the humidifying electric heater through the overflow hole 33. By arranging the overflow hole 33, when the water level of the evaporated water reaches the position of the overflow hole 33, the redundant evaporated water can flow back to the water tank 50 through the overflow hole 33, so that the evaporated water is prevented from overflowing, and the resource is saved.
In the second embodiment, not shown, the structure is substantially the same as that of the first embodiment, except that the groove wall of the evaporation groove 31 is further provided with an overflow hole 33; the humidification electric heater still includes wet curtain subassembly, and wet curtain subassembly sets up in casing 10, and evaporating dish 30 supplies water for wet curtain subassembly through overflow hole 33, and the water flow that overflow hole 33 flows out flows back to the water tank 50 of humidification electric heater behind the wet curtain subassembly. The heated evaporation water in the evaporation tray 30 flows to the wet curtain assembly through the overflow hole 33, wherein the wet curtain assembly comprises a water distribution box communicated with the overflow hole 33 and a wet curtain arranged below the water distribution box, the evaporation water is uniformly distributed on the face through the water distribution box, and part of the water is evaporated through the airflow flowing, so that the humidification effect is achieved. Because the water flowing to the wet curtain absorbs heat in the evaporation tray 30, the water temperature rises, the evaporation speed is increased, the humidification effect is better than normal-temperature water, and the humidification quantity is increased. The evaporation pan 30 and the wet curtain perform double humidification at the same time, so that the humidification amount is obviously improved.
In the first embodiment shown in fig. 3, the air outlet 11 is located above the heating device 20. That is, the evaporation pan 30 is also located above the heating device 20, and the evaporation groove 31 is also directed toward the air outlet 11. When the water in the evaporation tray 30 is heated by the high-temperature heating device, part of the water is evaporated from the evaporation tank 31 to the upper side and then taken away by the airflow to be sent out, so that humidification is realized, and the ambient humidity is improved. Therefore, the air outlet 11 is arranged above the humidifying device, so that the evaporation efficiency can be further improved, and the humidifying effect is improved.
In order to further increase the air outlet efficiency, the casing 10 of the first embodiment of the present invention includes a top plate, and the top plate is provided with an air outlet 11. The air outlet 11 is arranged on the top plate, and the hot air flow automatically flows to the air outlet 11 by utilizing the upward floating characteristic of the hot air flow, so that the air flow can be optimized, the air outlet efficiency is improved, the energy consumption can be reduced, and the rotating speed of the fan is reduced.
Further, in this embodiment, the humidifying electric heater further includes a water tank 50, a water pump 60, a liquid level sensor and a control device, the water inlet of the evaporation tray 30 is communicated with the water tank 50, and the water tank 50 is used for supplying water into the evaporation tray 30. The water pump 60 pumps the water in the water tank 50 into the evaporation pan 30; the liquid level sensor is arranged on the evaporation tray 30 and is used for detecting the water level in the evaporation tray 30; the control device is electrically connected with the liquid level sensor and the water pump 60 respectively, and the control device is used for controlling the water pump 60 to run or stop according to the water level in the evaporation tray 30. When the water is about to evaporate, the water pump 60 starts to operate, the water is replenished into the evaporation pan 30, and the water pump 60 stops operating again after the water level is replenished to the set target, which is the process of water evaporation replenishment. By the water replenishing mode, water can be replenished after a part of water in the evaporation tray 30 is completely evaporated, so that the evaporation capacity of water can be improved.
In a third embodiment not shown in the drawings, the structure is basically the same as that of the first embodiment, except that the humidifying electric heater further comprises a water pump 60 and a timing device, and the water pump 60 pumps the water in the water tank 50 into the evaporation tray 30; the water pump 60 pumps water in the water tank 50 into the evaporation tray 30, and the timing device is electrically connected with the water pump 60 and is used for controlling the water pump 60 to be started at intervals so that the water pump 60 replenishes water into the evaporation tray 30 at intervals. Thereby ensuring the amount of water evaporated and further improving the evaporation capacity.
In a fourth embodiment, not shown, the structure is substantially the same as that of the first embodiment except that the water tank 50 is positioned at a height greater than that of the evaporation pan 30; the bottom of the water tank 50 is communicated with a water inlet of the evaporation tray 30, and a control valve for opening and closing the water inlet is arranged at the position of the water inlet of the evaporation tray 30; a floater is arranged in the evaporation tray 30 and is in driving connection with a control valve, and the floater is used for controlling the control valve to open or close according to the liquid level in the evaporation tray 30. The float can control the opening or closing of the control valve through the liquid level height in the evaporation tray 30, so that the evaporation tray 30 can be replenished with water in time, the amount of evaporated water is ensured, and the evaporation amount is increased.
In the first embodiment shown in fig. 3, an air inlet 13 is provided on the housing 10; the humidifying electric heater further comprises a fan, and the fan is arranged inside the shell 10 and located between the air inlet 13 and the heating device 20. The air inlet 13 is arranged at the middle part or the bottom part of the humidifying electric heater, and air flow enters from the middle part or the bottom part and is blown out from the air outlet 11 at the top part. The heated water in the evaporation tray 30 flows onto the wet curtain through the overflow holes, the dry air enters from the air inlet grille under the drive of the fan, and after passing through the wet curtain, part of the water is taken away and blown out from the air outlet grille above, so that the humidifying effect is achieved. The water flowing to the wet curtain absorbs heat in the evaporation tray 30, so that the water temperature rises, the evaporation speed is increased, the humidification effect is better than normal-temperature water, and the humidification quantity is increased. The evaporation pan 30 and the wet curtain perform double humidification at the same time, so that the humidification amount is obviously improved.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. Not all embodiments are exhaustive. All obvious changes and modifications which are obvious to the technical scheme of the invention are covered by the protection scope of the invention.
Claims (12)
1. The utility model provides a humidification electric heater which characterized in that includes:
the air conditioner comprises a shell (10), wherein an air outlet (11) is formed in the shell (10);
a heating device (20) arranged inside the housing (10);
an evaporation pan (30), the evaporation pan (30) being arranged inside the housing (10), and the evaporation pan (30) being located between the heating device (20) and the air outlet (11);
the evaporation tray (30) is provided with a flow passage (321), and air heated by the heating device (20) passes through the evaporation tray (30) through the flow passage (321) and flows to the air outlet (11).
2. The humidifying electric heater of claim 1,
the evaporation tray (30) is provided with an evaporation tank (31), a flow passing pipe (32) penetrates through the bottom of the evaporation tank (31), the flow passing channel (321) is formed in the flow passing pipe (32), and a water storage space (40) is formed between the outer wall of the flow passing pipe (32) and the inner wall of the evaporation tank (31).
3. The humidifying electric heater of claim 2,
the first side of the evaporation tray (30) faces the heating device (20), the second side of the evaporation tray (30) faces the air outlet (11), and the second side of the evaporation tray (30) is provided with the evaporation groove (31); the flow pipe (32) penetrates from the first side to the second side of the evaporation pan (30).
4. The humidifying electric heater of claim 1,
the overflowing channels (321) are arranged in a plurality, and the overflowing channels (321) are arranged at intervals.
5. The humidifying electric heater of claim 2,
still be provided with overflow hole (33) on the cell wall of evaporation tank (31), water in evaporating dish (30) passes through overflow hole (33) backward flow extremely the water tank of humidification electric heater.
6. The humidifying electric heater of claim 2,
the wall of the evaporation tank (31) is also provided with an overflow hole (33);
the humidification electric heater still includes wet curtain subassembly, wet curtain subassembly sets up in casing (10), evaporating dish (30) are passed through overflow hole (33) are given wet curtain subassembly supplies water, the water flow that overflow hole (33) flow through flow back to the water tank of humidification electric heater behind the wet curtain subassembly.
7. The humidifying electric heater of claim 1,
the air outlet (11) is positioned above the heating device (20).
8. The humidifying electric heater of claim 7,
the shell (10) comprises a top plate (12), and the air outlet (11) is formed in the top plate (12).
9. The humidifying electric heater of claim 1,
the humidifying electric heater also comprises a water tank (50), a water inlet of the evaporation tray (30) is communicated with the water tank (50), and the water tank (50) is used for supplying water into the evaporation tray (30).
10. The humidifying electric heater of claim 9, further comprising:
a water pump (60), wherein the water pump (60) pumps the water in the water tank (50) to the evaporation tray (30);
a liquid level sensor provided on the evaporation pan (30) for detecting a water level within the evaporation pan (30);
and the control device is respectively electrically connected with the liquid level sensor and the water pump (60), and is used for controlling the water pump (60) to run or stop according to the water level in the evaporation disc (30).
11. The humidifying electric heater of claim 9, further comprising:
a water pump (60), wherein the water pump (60) pumps the water in the water tank (50) to the evaporation tray (30);
the timing device is electrically connected with the water pump (60) and is used for controlling the water pump (60) to be started at intervals so that the water pump (60) replenishes water into the evaporation tray (30) at intervals.
12. The humidifying electric heater of claim 9,
the position height of the water tank (50) is larger than that of the evaporation tray (30);
the bottom of the water tank (50) is communicated with a water inlet of the evaporation tray (30), and a control valve for opening and closing the water inlet is arranged at the position of the water inlet of the evaporation tray (30);
a floater is arranged in the evaporation disc (30), the floater is in driving connection with the control valve, and the floater is used for controlling the control valve to open or close according to the liquid level height in the evaporation disc (30).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210726724.9A CN114893817A (en) | 2022-06-24 | 2022-06-24 | Humidifying electric heater |
| PCT/CN2022/143055 WO2023246064A1 (en) | 2022-06-24 | 2022-12-28 | Humidifying electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210726724.9A CN114893817A (en) | 2022-06-24 | 2022-06-24 | Humidifying electric heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114893817A true CN114893817A (en) | 2022-08-12 |
Family
ID=82729471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210726724.9A Pending CN114893817A (en) | 2022-06-24 | 2022-06-24 | Humidifying electric heater |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN114893817A (en) |
| WO (1) | WO2023246064A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023246064A1 (en) * | 2022-06-24 | 2023-12-28 | 珠海格力电器股份有限公司 | Humidifying electric heater |
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| CN114893817A (en) * | 2022-06-24 | 2022-08-12 | 珠海格力电器股份有限公司 | Humidifying electric heater |
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2022
- 2022-06-24 CN CN202210726724.9A patent/CN114893817A/en active Pending
- 2022-12-28 WO PCT/CN2022/143055 patent/WO2023246064A1/en unknown
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| CN2089593U (en) * | 1991-02-09 | 1991-11-27 | 方明 | Hot gas air humidifier |
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| CN205664471U (en) * | 2016-06-12 | 2016-10-26 | 石喜武 | Take electric heater of air purification function |
| CN206929841U (en) * | 2017-04-25 | 2018-01-26 | 重庆三零三科技有限公司 | A kind of family expenses heating device with humidification function |
| CN209944474U (en) * | 2019-01-07 | 2020-01-14 | 黄骅市沃曼德节能科技有限公司 | Energy-saving carbon fiber electric heater with humidifying function |
| CN210663201U (en) * | 2019-08-26 | 2020-06-02 | 倪少成 | Electric heating pipe for locomotive electric heater |
| CN214370682U (en) * | 2021-02-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Humidification subassembly and electric heater |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023246064A1 (en) * | 2022-06-24 | 2023-12-28 | 珠海格力电器股份有限公司 | Humidifying electric heater |
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| WO2023246064A1 (en) | 2023-12-28 |
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