CN110749015A - Humidifier and shutdown control method thereof - Google Patents

Humidifier and shutdown control method thereof Download PDF

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Publication number
CN110749015A
CN110749015A CN201911054093.5A CN201911054093A CN110749015A CN 110749015 A CN110749015 A CN 110749015A CN 201911054093 A CN201911054093 A CN 201911054093A CN 110749015 A CN110749015 A CN 110749015A
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CN
China
Prior art keywords
air
wet curtain
water
liquid level
stop running
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201911054093.5A
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Chinese (zh)
Inventor
张文东
赵俊
李虎
廖辉
肖松
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Dongguan Walker Technology Co Ltd
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Dongguan Walker Technology Co Ltd
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Application filed by Dongguan Walker Technology Co Ltd filed Critical Dongguan Walker Technology Co Ltd
Priority to CN201911054093.5A priority Critical patent/CN110749015A/en
Priority to PCT/CN2020/072417 priority patent/WO2021082288A1/en
Publication of CN110749015A publication Critical patent/CN110749015A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F6/00Air-humidification, e.g. cooling by humidification
    • F24F6/02Air-humidification, e.g. cooling by humidification by evaporation of water in the air
    • F24F6/08Air-humidification, e.g. cooling by humidification by evaporation of water in the air using heated wet elements
    • F24F6/10Air-humidification, e.g. cooling by humidification by evaporation of water in the air using heated wet elements heated electrically
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/50Control or safety arrangements characterised by user interfaces or communication
    • F24F11/52Indication arrangements, e.g. displays
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24Means for preventing or suppressing noise
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/28Arrangement or mounting of filters
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F8/00Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying
    • F24F8/10Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering
    • F24F8/108Treatment, e.g. purification, of air supplied to human living or working spaces otherwise than by heating, cooling, humidifying or drying by separation, e.g. by filtering using dry filter elements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/24Means for preventing or suppressing noise
    • F24F2013/247Active noise-suppression
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

Abstract

The invention relates to the technical field of air humidification and purification, and discloses a humidifier and a shutdown control method thereof. The humidifier includes: the air conditioner comprises a case body and a control system, wherein the case body is provided with an air inlet and an air outlet, and an air flow channel is formed between the air inlet and the air outlet; in the airflow channel, an air filtering component, a heating component and an evaporation wet curtain are sequentially arranged according to the air flowing direction, and the heating component is electrically connected with a control system. The shutdown control method comprises the following steps: firstly, controlling the water suction pump to stop running, and then controlling the heating part and the fan to stop running after a first specified delay time; or the water suction pump and the heating part are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time duration. The invention not only can effectively improve the humidification quantity, but also can effectively ensure the cleanliness of the evaporation wet curtain and the water storage tank; in addition, the problems of easy mildew and peculiar smell generation of the evaporative wet curtain for a long time are solved skillfully through delayed shutdown control.

Description

Humidifier and shutdown control method thereof
Technical Field
The invention relates to the technical field of air humidification and purification, in particular to a humidifier and a shutdown control method thereof.
Background
At present, the humidifier used in daily life mainly comprises the following components in a humidifying mode: ultrasonic and evaporative.
The ultrasonic humidifier is cheap and strong in humidifying power, but only can use pure water, and because the diameter of water drops in the water mist sprayed out of the ultrasonic humidifier is large, various harmful particles in the air are easily polluted; meanwhile, the purified water does not contain chlorine in tap water, so that bacteria are easy to breed in the water storage tank, and more consumers refuse to use the humidifier in recent years.
The evaporative humidifier increases humidity by means of evaporation of moisture, is not easy to be contaminated by harmful dust because molecular water is evaporated and the diameter of water molecules is far smaller than that of various harmful dust in the air, and is popular with consumers because common tap water can be used. However, the conventional wet curtain type humidifier in the evaporative humidifier has the obvious defect of small humidification amount, especially the humidification amount is almost zero when the air volume is low, and in addition, the wet curtain is still in a wet state for a long time, so that bacteria are easy to breed, peculiar smell is generated, and the use experience of a user is greatly influenced.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a humidifier and a shutdown control method thereof, and solves the problems that an evaporative humidifier in the prior art is poor in low-air-speed humidifying effect and easy to breed bacteria.
In order to achieve the above purpose, the present invention provides the following technical solutions:
a humidifier, comprising: the air conditioner comprises a case body and a control system, wherein an air inlet and an air outlet are formed in the case body, and an air flow channel is formed between the air inlet and the air outlet;
in the airflow channel, an air filtering component, a heating component and an evaporation wet curtain are sequentially arranged according to the air flowing direction, and the heating component is electrically connected with the control system.
Optionally, the evaporation wet curtain, the heating component and the air filtering component are all cylindrical and are sequentially sleeved from inside to outside;
the air inlet, the inlayer hole of air filter part the inlayer hole of heating part, the inlayer hole of evaporation wet curtain and the air outlet communicates formation in proper order the airflow channel.
Optionally, in the air flow channel, a channel section formed by sequentially communicating the air inlet, the inner layer pore of the air filtering component, the inner layer pore of the heating component and the inner layer pore of the evaporation wet curtain is a sealed channel.
Optionally, the bottom of the case body is connected with a hanging basket, a water suction pump is arranged in the hanging basket, a water distribution groove is arranged at the top of the evaporation wet curtain, a water spraying hole penetrating through the evaporation wet curtain is arranged at the bottom of the water distribution groove, and a water discharge nozzle of the water suction pump is communicated to a water inlet of the water distribution groove through a connecting pipe;
the case body is also provided with a fan;
the control system is used for controlling the water suction pump to stop running firstly when the shutdown operation is executed, and then controlling the heating part and the fan to stop running after a first specified delay time; or the water pump and the heating part are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time length.
Optionally, the humidifier further comprises a water storage tank connected with the case body, and a germicidal lamp is arranged in the hanging basket;
an ultrasonic liquid level sensor for detecting the current liquid level in the water storage tank is obliquely arranged on the mounting surface of the case body facing the liquid in the water storage tank;
the control system is electrically connected with the bactericidal lamp and the ultrasonic liquid level sensor respectively and used for starting the bactericidal lamp to work for a specified time when the current liquid level is higher than a preset value.
Optionally, a magnetic control type liquid level sensor is arranged in the hanging basket at a preset highest liquid level and used for detecting whether the current liquid level reaches the highest liquid level;
and the control system is electrically connected with the magnetic control type liquid level sensor and is used for executing preset alarm operation when detecting that the current liquid level reaches the highest liquid level.
A shutdown control method of a humidifier, applied to the humidifier as described above, the shutdown control method comprising:
firstly, controlling the water suction pump to stop running, and then controlling the heating part and the fan to stop running after a first specified delay time;
or the water pump and the heating part are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time length.
Optionally, the first specified delay time and the second specified delay time are not less than the time required for complete drying of the evaporative wet curtain.
Compared with the prior art, the invention has the following beneficial effects:
according to the humidifier provided by the invention, the air filtering component, the heating component and the evaporation wet curtain are sequentially arranged according to the air flowing direction, so that the air flowing into the humidifier flows out through the evaporation wet curtain after being sequentially filtered and heated, the humidification quantity can be effectively improved, the air quantity is effectively reduced on the premise of a certain humidification quantity, the noise is reduced, and the cleanliness of the evaporation wet curtain and the water storage tank can be effectively ensured; in addition, the problems of easy mildew and peculiar smell generation of the evaporative wet curtain for a long time are solved skillfully through delayed shutdown control.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic overall perspective view of a humidifier according to an embodiment of the present invention;
fig. 2 is an overall sectional view of a humidifier provided in an embodiment of the present invention;
FIG. 3 is a cross-sectional view of three portions of a filter device, a heating element and an evaporative wet curtain in accordance with an embodiment of the present invention;
fig. 4 is an exploded view of a filter device, a heating element, and an evaporative wet curtain according to an embodiment of the present invention.
[ description of figures ]: the device comprises a case body 1, an air filtering component 2, a heating component 3, an evaporation wet curtain 4, a water storage tank 5, a hanging basket 6, a water suction pump 7, a water distribution groove 8, a fan 9, a sterilizing lamp 10, an ultrasonic liquid level sensor 11, a magnetic control type liquid level sensor 12, a wet curtain support 13, a water discharge groove 14, a PTC upper cover 301, a PTC lower cover 302, a heating net 303, a PTC heater 304 and a PTC pressing plate 305.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present.
Furthermore, the terms "long", "short", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention, but do not indicate or imply that the referred devices or elements must have the specific orientations, be configured to operate in the specific orientations, and thus are not to be construed as limitations of the present invention.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
Example one
Referring to fig. 1 to 4, an embodiment of the invention provides a humidifier, which mainly includes: the air conditioner comprises a control system, a case body 1, an air filtering part 2, a heating part 3, an evaporation wet curtain 4 and a water storage tank 5.
The case body 1 is a hollow structure, and the inner cavity of the case body is used as an assembly space for other components.
An air inlet and an air outlet are formed in the case body 1, and an air flow channel is formed between the air inlet and the air outlet; in the airflow channel, an air filtering component 2, a heating component 3 and an evaporation wet curtain 4 are sequentially arranged according to the air flowing direction, so that the air flowing into the humidifier flows out through the evaporation wet curtain 4 after being sequentially filtered and heated.
Wherein, filtration part 2 is located the foremost end that the air flowed in for purify the air that flows in, the separation is including the little virus, the floater in the air such as indoor dirt wadding greatly, guarantee the rear level of clean air admission humidifier, block various air pollution sources from the source, reduce the floater furthest and remain in evaporating wet curtain 4 surface, avoid simultaneously in the water storage tank 5 liquid by the floater pollution furthest, guarantee to evaporate the cleanliness factor of wet curtain 4 and water storage tank 5 interior liquid.
The heating part 3 is located the middle-end that the air flowed in for heat the air after filtering, make cold wind get into the wet curtain 4 of evaporation of rear end after becoming hot-blast, promote the moisture evaporation rate of the wet curtain 4 surface water film of evaporation, thereby effectively improve the humidification volume of humidifier under the prerequisite of equal amount of wind. Simultaneously, because the heater block 3 is located between air filter component 2 and the wet curtain 4 of evaporation, can effectively avoid moisture to spatter to air filter component 2's surface when adopting wet curtain 4 of trickle formula evaporation to the realization is to air filter component 2's water protection effect, prolongs air filter component 2's life greatly.
Specifically, as shown in fig. 3 and 4, the evaporation wet curtain 4, the air heating component 3 and the filtering component are all cylindrical and are sequentially sleeved from inside to outside; the air inlet of the case body 1, the inner layer pore of the air filtering part 2, the inner layer pore of the heating part 3, the inner layer pore of the evaporation wet curtain 4 and the air outlet of the case body 1 are communicated in sequence to form an air flow channel. This embodiment is established the mode through adopting the drum cover, not only makes the clean hot-blast surface that can blow to evaporation wet curtain 4 uniformly, effectively improves the humidification volume, can reduce the total assembly space that the three occupy moreover, effectively improves evaporation wet curtain 4's surface area in the finite space, and the water film surface area that is further improves the humidification volume.
It should be noted that the air filter element 2, the heating element 3 and the evaporation wet curtain 4 may be designed in other structures besides cylindrical, as long as the requirement that the three are arranged in sequence according to the air flowing direction is satisfied. The air Filter element 2 may be a High efficiency particulate air Filter (HEPA) cartridge having a High efficiency filtering effect, and may further include other Filter elements having at least one layer of Filter structure. The heating member 3 is composed of a PTC upper cover 301, a PTC lower cover 302, a heating net 303, a PTC heater 304, and a PTC presser 305. The evaporative wet curtain 4 can be arranged in the case body 1 through the wet curtain bracket 13.
In order to ensure good air purification effect and realize larger humidification quantity, for the channel section formed by sequentially communicating the air inlet, the inner layer pore of the air filtering component 2, the inner layer pore of the heating component 3 and the inner layer pore of the evaporation wet curtain 4 in the airflow channel, a sealing design can be adopted to ensure that all air flowing in from the outside completely flows to the surface of the evaporation wet curtain 4 after being sequentially filtered and heated, thereby obtaining the utilization rate of hot air to the maximum extent, improving the humidification quantity and simultaneously ensuring that all the finally flowing air is clean air.
In this embodiment, the water storage tank 5 is connected to the bottom of the case body 1, and the evaporation wet curtain 4 is realized by a water spraying manner. For this reason, chassis body 1's bottom still is connected with hanging flower basket 6, is equipped with suction pump 7 in the hanging flower basket 6, and the top of evaporating wet curtain 4 is equipped with water distribution groove 8, and water distribution groove 8's bottom is equipped with the hole that drenches that a plurality of link up to evaporating wet curtain 4, and suction pump 7's water discharge nozzle communicates through the connecting pipe to water distribution groove 8's water inlet. Referring to fig. 3 and 4, the water distribution tank 8 having a water spraying hole at the bottom thereof is disposed at the top end of the wet curtain support 13, so that the water distribution tank 8 is located right above the evaporative wet curtain 4 mounted on the periphery of the wet curtain support 13.
The case body 1 is further provided with a fan 9 for forming airflow flowing from the air inlet to the air outlet. In this embodiment, the fan 9 is located at the air outlet of the chassis body 1, and may be actually disposed at other positions (such as the air inlet), which is not limited specifically.
When the humidifier works, the water pump 7 conveys liquid in the water storage tank 5 to the water distribution tank 8 through the connecting pipe, the liquid in the water distribution tank 8 is continuously and uniformly sprayed into the evaporation wet curtain 4 through the water spraying holes under the action of gravity, and redundant water flows into the water storage tank 5 through the water drainage tank 14 positioned at the bottom of the evaporation wet curtain 4; meanwhile, the fan 9 rotates to enable outside air to flow in to form air flow, the air flow is filtered and heated in sequence to form clean hot air, and the clean hot air continuously flows through the evaporation wet curtain 4, so that moisture in the evaporation wet curtain 4 is evaporated, and the humidification effect is achieved.
After the humidifier stops working, the evaporation wet curtain 4 in a wet state is easy to go moldy and generate peculiar smell, so that the control system adopts a delay shutdown control scheme in the embodiment, namely when shutdown operation is executed, the water suction pump 7 is controlled to stop running, and then the heating component 3 and the fan are controlled to stop running after a first specified delay time; or the water pump 7 and the heating part 3 are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time.
Through the time-delay shutdown control, hot air or cold air can be continuously formed to flow to the surface of the evaporation wet curtain 4 within a period of time after the evaporation wet curtain 4 is stopped to be sprayed with water, so that the evaporation of the water in the evaporation wet curtain 4 is promoted, the evaporation wet curtain 4 is finally dried, and the wet curtain is effectively prevented from mildewing.
The first designated delay time and the second designated delay time can be flexibly set according to actual requirements, and are usually not less than the time required for completely drying the evaporative wet curtain 4.
In addition, a germicidal lamp 10, such as a dual band ultraviolet germicidal lamp 10, is provided in the basket 6. On the installation face of machine case body 1 towards the interior liquid of water storage tank 5, install the ultrasonic wave level sensor 11 that is used for detecting current liquid level in the water storage tank 5 in the slope. The control system is further used for starting the germicidal lamp 10 to work for a specified time when the current liquid level is higher than a preset value, and the germicidal lamp 10 is guaranteed to be started only when being completely immersed in liquid, so that the use safety is guaranteed.
In the hanging basket 6, a magnetic control type liquid level sensor 12 is arranged at the preset highest liquid level and is used for detecting whether the current liquid level reaches the highest liquid level. The control system is also used for executing preset alarm operation, such as sound and light alarm operation, when the current liquid level is detected to reach the highest liquid level, so as to remind a user that the water level is too high. Besides being used for detecting the maximum liquid level, the magnetic control type liquid level sensor 12 can also be used for calibrating the liquid level result detected by the ultrasonic liquid level sensor 11 in real time so as to improve the control precision of the control system for switching on and off the germicidal lamp 10.
In conclusion, the humidifier of the embodiment can be applied to various occasions needing indoor humidification, and can achieve a huge humidification amount by reasonably arranging the heating parts, the humidification amount of more than 500 milliliters per hour can be achieved at the lowest wind speed, and meanwhile, the air volume can be reduced on the premise of a certain humidification amount, so that the noise is reduced; through the reasonable arrangement of the air filter devices, the cleanliness of the evaporation wet curtain 4 and the water storage tank 5 is effectively improved; in addition, the problems that the evaporative wet curtain 4 is easy to mildew and generate peculiar smell for a long time are solved skillfully through delayed shutdown control.
Second embodiment
Based on the humidifier provided in the first embodiment, the second embodiment provides a humidification processing method, including: in the air flow channel, before the air flows to the surface of the evaporation wet curtain, the air is filtered and then heated.
In addition, the second embodiment provides a shutdown control method, which specifically includes: when a shutdown instruction is received, the water suction pump 7 is controlled to stop running, and then the heating part 3 and the fan 9 are controlled to stop running after a first specified delay time; or the water pump 7 and the heating part 3 are controlled to stop running firstly, and then the fan 9 is controlled to stop running after the second specified delay time duration.
The first designated delay time and the second designated delay time can be flexibly set according to actual requirements, and are usually not less than the time required for completely drying the evaporative wet curtain 4.
Different from the traditional mode that the whole machine is immediately shut down when a shutdown instruction is received, the second embodiment adopts the scheme of performing delay stop control on part of devices, so that the evaporation wet curtain 4 is in a dry state after the shutdown of the whole machine, and the problems that the evaporation wet curtain 4 is easy to mildew and generates peculiar smell due to humidity are solved.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (8)

1. A humidifier, comprising: the air conditioner comprises a case body and a control system, wherein an air inlet and an air outlet are formed in the case body, and an air flow channel is formed between the air inlet and the air outlet; it is characterized in that the preparation method is characterized in that,
in the airflow channel, an air filtering component, a heating component and an evaporation wet curtain are sequentially arranged according to the air flowing direction, and the heating component is electrically connected with the control system.
2. The humidifier according to claim 1, wherein the evaporation wet curtain, the heating component and the air filtering component are all cylindrical and are sequentially sleeved from inside to outside;
the air inlet, the inlayer hole of air filter part the inlayer hole of heating part, the inlayer hole of evaporation wet curtain and the air outlet communicates formation in proper order the airflow channel.
3. The humidifier of claim 2, wherein a channel section formed by sequentially communicating the air inlet, the inner-layer pore of the air filtering component, the inner-layer pore of the heating component and the inner-layer pore of the evaporation wet curtain in the air flow channel is a sealed channel.
4. The humidifier according to claim 1, wherein a hanging basket is connected to the bottom of the case body, a water suction pump is arranged in the hanging basket, a water distribution groove is arranged at the top of the evaporation wet curtain, a water spraying hole penetrating through the evaporation wet curtain is arranged at the bottom of the water distribution groove, and a water discharge nozzle of the water suction pump is communicated to a water inlet of the water distribution groove through a connecting pipe;
the case body is also provided with a fan;
the control system is used for controlling the water suction pump to stop running firstly when the shutdown operation is executed, and then controlling the heating part and the fan to stop running after a first specified delay time; or the water pump and the heating part are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time length.
5. The humidifier of claim 4, further comprising a water storage tank connected to the case body, wherein a germicidal lamp is disposed in the hanging basket;
an ultrasonic liquid level sensor for detecting the current liquid level in the water storage tank is obliquely arranged on the mounting surface of the case body facing the liquid in the water storage tank;
the control system is electrically connected with the bactericidal lamp and the ultrasonic liquid level sensor respectively and used for starting the bactericidal lamp to work for a specified time when the current liquid level is higher than a preset value.
6. The humidifier according to claim 1, wherein a magnetic control type liquid level sensor is arranged in the hanging basket at a preset highest liquid level and used for detecting whether the current liquid level reaches the highest liquid level;
and the control system is electrically connected with the magnetic control type liquid level sensor and is used for executing preset alarm operation when detecting that the current liquid level reaches the highest liquid level.
7. A shutdown control method of a humidifier, applied to the humidifier according to claim 4, the shutdown control method comprising:
firstly, controlling the water suction pump to stop running, and then controlling the heating part and the fan to stop running after a first specified delay time;
or the water pump and the heating part are controlled to stop running firstly, and then the fan is controlled to stop running after the second specified delay time length.
8. The power-off control method of claim 7, wherein the first and second specified delay periods are not less than a period required for complete drying of the evaporative wet curtain.
CN201911054093.5A 2019-10-31 2019-10-31 Humidifier and shutdown control method thereof Pending CN110749015A (en)

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CN201911054093.5A CN110749015A (en) 2019-10-31 2019-10-31 Humidifier and shutdown control method thereof
PCT/CN2020/072417 WO2021082288A1 (en) 2019-10-31 2020-01-16 Humidifier and shutoff control method thereof

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Application Number Priority Date Filing Date Title
CN201911054093.5A CN110749015A (en) 2019-10-31 2019-10-31 Humidifier and shutdown control method thereof

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CN110749015A true CN110749015A (en) 2020-02-04

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WO (1) WO2021082288A1 (en)

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CN113483424A (en) * 2021-05-12 2021-10-08 安徽嘉乐斯乐净化工程有限公司 Environment self-adaptation formula humidifier
CN113587294A (en) * 2021-03-01 2021-11-02 中邦(成都)电器有限公司 Sterile humidifier
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CN115059971A (en) * 2022-05-23 2022-09-16 珠海格力电器股份有限公司 Cooling fan, wet curtain drying method thereof and storage medium
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CN115059971A (en) * 2022-05-23 2022-09-16 珠海格力电器股份有限公司 Cooling fan, wet curtain drying method thereof and storage medium
CN115059971B (en) * 2022-05-23 2024-04-16 珠海格力电器股份有限公司 Cooling fan, wet curtain drying method thereof and storage medium
CN115264699A (en) * 2022-07-29 2022-11-01 珠海格力电器股份有限公司 Evaporation type humidifier
CN115711439A (en) * 2022-11-21 2023-02-24 苏州贝昂科技有限公司 Evaporation type humidifier with sterilization function for water and air and use method thereof
CN115823677A (en) * 2022-12-23 2023-03-21 珠海格力电器股份有限公司 Air conditioner and heating control method thereof

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