CN106440156B - Infrared humidification device - Google Patents
Infrared humidification device Download PDFInfo
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- CN106440156B CN106440156B CN201611140460.XA CN201611140460A CN106440156B CN 106440156 B CN106440156 B CN 106440156B CN 201611140460 A CN201611140460 A CN 201611140460A CN 106440156 B CN106440156 B CN 106440156B
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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
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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
- F24F11/00—Control or safety arrangements
- F24F11/0008—Control or safety arrangements for air-humidification
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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
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
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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
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
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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
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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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
- F24F11/00—Control or safety arrangements
- F24F11/89—Arrangement or mounting of control or safety devices
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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
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Humidification (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The application provides an infrared humidification device, includes: the water tank, the drain valve, the water inlet valve and the control circuit; the control circuit includes: the water level control circuit comprises a first timer, a switch control circuit and a water level switch; the first timer is used for measuring the accumulated closing time of the infrared humidifying device, and outputting a trigger signal to the switch control circuit when the accumulated closing time reaches a first set time length; the water level switch is used for outputting a first level signal when the water level in the water tank is lower than the lower limit value of the water level, and otherwise, outputting a second level signal; the switch control circuit is used for acquiring output signals of the first timer and the water level switch, controlling the drainage valve to be opened and the water inlet valve to be closed when acquiring a trigger signal output by the first timer and a second level signal output by the water level switch, and controlling the water inlet valve to be opened and the drainage valve to be closed when acquiring the trigger signal output by the first timer and the first level signal output by the water level switch. The automatic cleaning of the infrared humidifying device is realized.
Description
Technical Field
The invention relates to the technical field of humidifying equipment, in particular to an infrared humidifying device.
Background
The infrared humidifier that current computer lab air conditioner used, because open-type structure, the dust impurity is gathered easily to the humidifier aqua storage tank, and the humidification water source generally is the running water, and operating time is longer more, and under infrared fluorescent tube's irradiation, the incrustation scale of basin accumulation is also more, if not in time wash the humidifier basin, will lead to humidifier humidification efficiency to reduce, simultaneously, because the effect of incrustation scale for thereby the corruption of humidifier basin reduces the humidifier life-span. And the computer lab is unmanned on duty under general condition, if artificial the humidifier aqua storage tank washs, then need the maintainer regularly frequently to wash the humidifier and maintain, increased air conditioning unit's maintenance cost to a certain extent.
Disclosure of Invention
In view of this, an embodiment of the present invention provides an infrared humidifier to achieve automatic cleaning of the infrared humidifier.
In order to achieve the above purpose, the embodiments of the present invention provide the following technical solutions:
an infrared humidification apparatus comprising:
a water tank;
the drain pipe is arranged at the bottom of the water tank;
a drain valve arranged on the drain pipe;
a water inlet pipe for injecting water into the water tank;
a water inlet valve arranged on the water inlet pipe;
the control circuit is connected with the drain valve and the water inlet valve;
the control circuit includes:
the water level control circuit comprises a first timer, a switch control circuit and a water level switch;
the first timer is used for measuring the accumulated closing time of the infrared humidifying device, and outputting a trigger signal to the switch control circuit when the accumulated closing time reaches a first set time length;
the water level switch is used for outputting a first level signal to the switch control circuit when the water level in the water tank is lower than the lower limit value of the water level, otherwise, outputting a second level signal to the switch control circuit;
the switch control circuit is used for acquiring output signals of the first timer and the water level switch, controlling the drain valve to be opened and the water inlet valve to be closed when acquiring a trigger signal output by the first timer and a second level signal output by the water level switch, and controlling the water inlet valve to be opened and the drain valve to be closed when acquiring the trigger signal output by the first timer and the first level signal output by the water level switch.
Preferably, in the above infrared humidifier, the water inlet pipe includes:
the water inlet pipe comprises a main water inlet pipe and two branch water inlet pipes which are butted with the water outlet of the main water inlet pipe;
the water outlet section is arranged on the water inlet pipe, is parallel to the bottom of the water tank, and has a distance smaller than a set distance with the bottom of the water tank, and a plurality of water outlet holes are formed in the water outlet.
Preferably, in the above infrared humidifying device, the water outlet sections are symmetrically disposed at the bottom edge of the water tank, and the water outlet sections are parallel to the wall of the water tank.
Preferably, the infrared humidifier further includes:
and the positioning bracket is used for fixing the branch water inlet pipe.
Preferably, the infrared humidifier further includes:
and the light indicating circuit is used for outputting a first light indicating signal when the water level switch is detected to output a first level signal, and outputting a second light indicating signal when the water level switch is detected to output a second level signal.
Preferably, the infrared humidifier further includes:
and the input interface of the second timer is connected with the output interface of the first timer and is used for starting timing when detecting that the first timer outputs the trigger signal and outputting an initialization signal to the first timer when the timing duration reaches a second set duration.
Preferably, in the above infrared humidifier, a third timer is disposed in the switch control circuit, and the switch control circuit is specifically configured to:
when a trigger signal output by the first timer and a second level signal output by the water level switch are acquired, the drain valve is controlled to be opened, the water inlet valve is controlled to be closed, the third timer starts to time, the detection of output signals of the first timer and the water level switch is stopped, and when the time duration reaches the preset water drainage time duration, the types of signals output by the first timer and the water level switch are detected; when the trigger signal output by the first timer and the first level signal output by the water level switch are acquired, controlling the water inlet valve to be opened and the water discharge valve to be closed, starting timing by the third timer, stopping detecting the output signals of the first timer and the water level switch, and detecting the types of the signals output by the first timer and the water level switch when the timing duration reaches the preset water inlet duration.
Preferably, in the above infrared humidifier, an overflow hole is provided in a wall of the water tank.
Preferably, the infrared humidifying device further includes a pressure booster disposed on the water inlet pipe.
Preferably, in the infrared humidification device, a control end of the pressure booster is connected to an output end of the first timer, and is configured to boost pressure of the liquid in the water inlet pipe when the trigger signal output by the first timer is acquired.
Based on the technical scheme, when the infrared humidifying device works accumulatively for a first set time, the first timer outputs a trigger signal to control the drain valve to open, water in the water tank and impurities in the water tank are drained out of the water tank through the drain pipe, when the water in the water tank reaches a lower limit value, the drain valve is controlled to close, the water inlet valve is controlled to open, water is filled into the water tank, and the water tank is repeatedly filled with water and drained within the time when the first timer continuously outputs the trigger signal, so that the automatic cleaning of the water tank is realized, and the maintenance cost of the infrared humidifying device is reduced.
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, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a side view of an infrared humidifier apparatus disclosed in an embodiment of the present application;
fig. 2 is a top view of an infrared humidifier disclosed in an embodiment of the present application;
fig. 3 is an isometric view of an infrared humidifier apparatus as disclosed in an embodiment of the present application;
fig. 4 is a schematic view of a work flow of an infrared humidifying device disclosed in the embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments 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.
Aiming at the problem that in the prior art, the maintenance cost of an air conditioning unit is increased by a mode that maintenance personnel regularly and frequently clean and maintain a humidifier, the application discloses an infrared humidifying device with low maintenance cost.
Referring to fig. 1 to 3, the infrared humidifying apparatus includes:
a water tank 1;
a drain pipe 0 arranged at the bottom of the water tank 1;
a drain valve 2 disposed on the drain pipe 0;
a water inlet pipe 4 for injecting water into the water tank 1;
a water inlet valve 5 arranged on the water inlet pipe 4;
the control circuit is connected with the drain valve 2 and the water inlet valve 5 and is used for controlling the opening and closing states of the drain valve 2 and the water inlet valve 5;
the control circuit includes:
the water level control circuit comprises a first timer, a switch control circuit and a water level switch;
the first timer is used for measuring the accumulated closing time of the infrared humidifying device, and outputting a trigger signal to the switch control circuit when the accumulated closing time reaches a first set time length, wherein the accumulated closing time can be obtained by detecting the accumulated closing time of the infrared humidifying lamp tube, and the first set time length can be set according to the requirements of users;
the water level switch 3 is configured to output a first level signal to the switch control circuit when the water level in the water tank is lower than a lower limit of the water level, and output a second level signal to the switch control circuit when the water level in the water tank is higher than the lower limit of the water level, where the first level signal may be a high level signal and the second level signal may be a low level signal;
the switch control circuit is used for acquiring output signals of the first timer and the water level switch 3, controlling the water discharge valve to be opened and the water inlet valve to be closed when a trigger signal output by the first timer and a second level signal output by the water level switch are acquired simultaneously, discharging water in the water tank through the water outlet pipe at the moment, and realizing the cleaning of the water tank.
According to the technical scheme disclosed by the embodiment of the application, when the accumulated work of the infrared humidifying device is in the first set length, the first timer outputs the trigger signal to control the drainage valve to open, the water in the water tank and impurities in the water tank are drained out of the water tank through the drainage pipe, when the water in the water tank reaches the lower limit value, the drainage valve is controlled to close, the water inlet valve is controlled to open, water is injected into the water tank, and the water tank is repeatedly injected with water and drained within the time that the first timer continuously outputs the trigger signal, so that the automatic cleaning of the water tank is realized, and the maintenance cost of the infrared humidifying device is reduced.
Of course, the time period for cleaning may not be determined according to the length of the trigger signal continuously output by the first timer, and may be set by the control switch, for example, a fourth timer may be configured in the control switch, when the trigger signal output by the first timer is obtained, the fourth timer is started, and a trigger signal with a continuously set time period is output to the switch control circuit, and the switch control circuit uses the trigger signal as the trigger signal output by the first timer. Of course, the cleaning time can also be controlled by a counter, that is, a counter can be configured in the control switch, when acquiring the trigger signal output by the first timer, the counter is started to output a continuous trigger signal to the switch control circuit, the switch control circuit takes the trigger signal output by the counter as the trigger signal of the first counter, the counter is further used for monitoring the opening times of the drain valve 2, the count value of the counter is increased by 1 every time the drain valve 2 is opened, and when the count value of the counter reaches a set value, the output of the trigger signal to the switch control circuit is stopped.
The switch control circuit is further used for controlling the opening state of the water inlet valve according to the level signal output by the water level switch 3 when the trigger signal output by the fourth timer, the first timer or the counter is not acquired, namely, judging the level signal output by the water level switch when the trigger signal output by the fourth timer, the first timer or the counter is not acquired, and controlling the water inlet valve to be opened for a preset time when the level signal is the first level signal, so that automatic water replenishing is realized for the water tank when the water level in the water tank is lower than a lower limit value.
In the technical solution disclosed in the embodiment of the present application, in order to wash away dirt on the bottom of the water tank to the maximum extent, referring to fig. 3, the water inlet pipe 4 may include: the water inlet pipe comprises a main water inlet pipe and two branch water inlet pipes which are butted with the water outlet of the main water inlet pipe; the water outlet section is parallel to the bottom of the water tank, the distance between the water outlet section and the bottom of the water tank is smaller than a set distance, a plurality of water outlet holes are formed in the water outlet, and the water outlet holes face to the bottom of the water tank. The water outlet holes are evenly formed in the water outlet section, and the horizontal heights of the adjacent water outlet holes are arranged in a staggered mode. The positions of the groove bottoms cleaned by different water outlet holes are not consistent, and the area of the cleaned groove bottom is increased. That is, if the horizontal heights of two adjacent water outlet holes are not the same, the positions of the water impacts on the groove bottom of the two water outlet holes are different, for example, the water output by the water outlet hole with the lower horizontal position impacts on the edge of the groove bottom, and the water output by the water outlet hole with the higher horizontal position impacts on the left and right of the central axis of the groove bottom, so that the water outlet pipe can clean the groove bottom with a larger area. Preferably, the water outlet sections are symmetrically arranged at the edge of the bottom of the water tank 1, and the water outlet sections are parallel to the wall of the water tank. Of course, the above solution may also include a positioning bracket for fixing the branch water inlet pipe.
In order to facilitate the user to know the state of the water level in the water tank, the solution disclosed in the above embodiment of the present application may further include: and the light indicating circuit is connected with the output end of the water level switch 3 and is used for outputting a first light indicating signal, such as a red light signal, when the water level switch is detected to output a first level signal, and outputting a second light indicating signal, such as a green light signal, when the water level switch is detected to output a second level signal.
In the technical solution disclosed in the embodiment of the present application, when the first timer detects the accumulated closing time of the infrared humidification apparatus, and when the accumulated closing time reaches the first set duration, the first timer outputs a continuous trigger signal to the switch control circuit, and the duration of the trigger signal may be set by the first timer, and when the trigger signal is stopped to be output, the accumulated closing time in the timer is cleared, and of course, the action of stopping outputting the trigger signal may also be controlled by other devices, for example, the above-mentioned solution may further include a second timer, an input interface of the second timer is connected to an output interface of the first timer, and is configured to start timing when the trigger signal is detected to be output by the first timer, and output an initialization signal to the first timer when the timing duration reaches the second set duration, and after the first timer acquires the initialization signal, stopping outputting the trigger signal and initializing the accumulated closing time.
Of course, in order to reasonably control the opening and closing time of the inlet valve and the outlet valve, a third timer may be configured in the switch control circuit, and the switch control circuit is specifically configured to:
when a trigger signal output by the first timer and a second level signal output by the water level switch are acquired, controlling the drain valve to be opened and the water inlet valve to be closed, starting timing by the third timer, stopping detecting output signals of the first timer and the water level switch (certainly, the output signals of the first timer and the water level switch are not responded), and detecting signal types output by the first timer and the water level switch when the timing duration reaches a preset drainage duration (certainly, the output signals of the first timer and the water level switch are continuously responded); when acquiring the trigger signal output by the first timer and the first level signal output by the water level switch, controlling the water inlet valve to be opened and the water discharge valve to be closed, starting timing by the third timer, stopping detecting the output signals of the first timer and the water level switch (certainly, the output signals of the first timer and the water level switch are not responded again), and detecting the signal types output by the first timer and the water level switch when the timing duration reaches the preset water inlet duration (certainly, the output signals of the first timer and the water level switch are continuously responded). Thereby realizing the reasonable control of the opening time of the water inlet valve and the water discharge valve.
In the technical scheme disclosed in the above embodiment of the present application, an overflow hole is provided on a wall of the water tank to prevent an excessive amount of water in the water tank.
In the technical solution disclosed in the above embodiment of the present application, if the water tank needs to be cleaned, the pressure of the water inlet pipe is higher, and therefore, the above apparatus may further include a pressure booster disposed on the water inlet pipe, the pressure booster may be kept in an open state all the time, and may be controlled by the trigger signal output by the first timer, at this time, the control end of the pressure booster is connected to the output end of the first timer, and is configured to boost the liquid in the water inlet pipe when the trigger signal output by the first timer is obtained, and if the trigger signal output by the first timer is an instantaneous signal, the control end of the pressure booster may be controlled by the trigger signal output by the fourth timer or the counter in the control circuit, or may also be controlled when the waste signal output by the first counter is obtained, keeping the self-opening state in a preset time period.
Corresponding to the infrared humidification device who includes drain pipe 0, basin 1, drain valve 2, water level switch 3, inlet tube 4 and water intaking valve 5, this application still discloses a concrete infrared humidification device's work flow, and this work flow can be realized through the PLC chip that is loaded with preset program, realizes the control to other devices through the PLC chip, refers to fig. 4, and after the humidifier was gone up the electricity, this flow can include:
step S101: judging whether a humidification requirement exists according to the indoor environment parameter value, if so, continuing to execute the step S102, otherwise, not starting the humidifier;
step S102: judging whether the humidifier is powered on for the first time or whether the humidifier stop operation time is greater than a set value a, if so, executing a step S103, otherwise, executing a step S107;
step S103: controlling the humidifier to work, starting the infrared lamp tube, and executing the step S104;
step S104: judging whether the accumulated working time (accumulated closing time) of the humidifier is greater than a set value b, if so, executing a step S105;
step S105: controlling the drainage valve to open the drainage time (a preset time), and executing the step S106;
step S106: judging whether the water level switch outputs a second level signal (indicating that the water level switch is disconnected), if not, continuing to execute the step S105, and if so, executing the step S107;
step S107: after the water inlet valve is controlled to be opened for a set time period, the drain valve is opened, when the water in the water tank reaches a lower limit value, the drain valve is closed, the water inlet valve is controlled to be opened for the water inlet time period again, and the step S108 is executed;
step S108: and judging whether the water level switch outputs a first level signal (the water level switch is closed), if so, executing the step S103, otherwise, outputting an alarm signal for representing that the humidifier is lack of water, and closing the humidifier.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. An infrared humidifying device, comprising:
a water tank;
the drain pipe is arranged at the bottom of the water tank;
a drain valve arranged on the drain pipe;
a water inlet pipe for injecting water into the water tank;
a water inlet valve arranged on the water inlet pipe;
the control circuit is connected with the drain valve and the water inlet valve;
the control circuit includes:
the water level control circuit comprises a first timer, a switch control circuit and a water level switch;
the first timer is used for measuring the accumulated closing time of the infrared humidifying device, and outputting a trigger signal to the switch control circuit when the accumulated closing time reaches a first set time length;
the water level switch is used for outputting a first level signal to the switch control circuit when the water level in the water tank is lower than the lower limit value of the water level, otherwise, outputting a second level signal to the switch control circuit;
the switch control circuit is used for acquiring output signals of the first timer and the water level switch, controlling the drainage valve to be opened and the water inlet valve to be closed when acquiring a trigger signal output by the first timer and a second level signal output by the water level switch, and controlling the water inlet valve to be opened and the drainage valve to be closed when acquiring the trigger signal output by the first timer and the first level signal output by the water level switch;
further comprising:
and the input interface of the second timer is connected with the output interface of the first timer and is used for starting timing when detecting that the first timer outputs the trigger signal and outputting an initialization signal to the first timer when the timing duration reaches a second set duration.
2. The infrared humidifying device of claim 1, wherein the water inlet tube comprises:
the water inlet pipe of the main pipe and the two branch water inlet pipes are butted with the water outlet of the water inlet pipe of the main pipe;
the water outlet section is arranged on the water inlet pipe, is parallel to the bottom of the water tank and has a distance smaller than a set distance with the bottom of the water tank, and a plurality of water outlet holes are formed in the water outlet section.
3. The infrared humidifying device of claim 2, wherein the water outlet section is symmetrically arranged at the edge of the bottom of the water tank, and the water outlet section is parallel to the wall of the water tank.
4. The infrared humidifying device of claim 2, further comprising:
and the positioning bracket is used for fixing the branch water inlet pipe.
5. The infrared humidifying device of claim 1, further comprising:
and the light indicating circuit is used for outputting a first light indicating signal when the water level switch is detected to output a first level signal, and outputting a second light indicating signal when the water level switch is detected to output a second level signal.
6. The infrared humidification device of claim 1, wherein a third timer is configured within the switch control circuit, the switch control circuit being specifically configured to:
when a trigger signal output by the first timer and a second level signal output by the water level switch are acquired, the drain valve is controlled to be opened, the water inlet valve is controlled to be closed, the third timer starts to time, the detection of output signals of the first timer and the water level switch is stopped, and when the time duration reaches the preset water drainage time duration, the types of signals output by the first timer and the water level switch are detected; when the trigger signal output by the first timer and the first level signal output by the water level switch are acquired, controlling the water inlet valve to be opened and the water discharge valve to be closed, starting timing by the third timer, stopping detecting the output signals of the first timer and the water level switch, and detecting the types of the signals output by the first timer and the water level switch when the timing duration reaches the preset water inlet duration.
7. The infrared humidifying device of claim 1, wherein an overflow hole is provided on a wall of the water tank.
8. The infrared humidifying device of claim 1, further comprising a supercharger disposed on the water inlet conduit.
9. The infrared humidifying device of claim 8, wherein a control end of the supercharger is connected to an output end of the first timer, and is configured to supercharge the liquid in the water inlet pipe when a trigger signal output by the first timer is acquired.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201611140460.XA CN106440156B (en) | 2016-12-12 | 2016-12-12 | Infrared humidification device |
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| CN201611140460.XA CN106440156B (en) | 2016-12-12 | 2016-12-12 | Infrared humidification device |
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| CN106440156A CN106440156A (en) | 2017-02-22 |
| CN106440156B true CN106440156B (en) | 2022-03-25 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109237719A (en) * | 2018-08-20 | 2019-01-18 | 青岛海尔空调电子有限公司 | Descaling method for humidifier |
| CN109974195B (en) * | 2019-03-31 | 2021-06-08 | 广东美的制冷设备有限公司 | Self-cleaning control method, self-cleaning control device, air conditioner and storage medium |
| CN109974249A (en) * | 2019-04-08 | 2019-07-05 | 广东美的暖通设备有限公司 | Control method, humidifier and the air-conditioning system of humidifier |
| CN109974250A (en) * | 2019-04-08 | 2019-07-05 | 广东美的暖通设备有限公司 | The control method and air-conditioning system of humidifier |
| CN111219827A (en) * | 2019-12-05 | 2020-06-02 | 珠海格力电器股份有限公司 | Humidifying method and humidity adjusting device |
| CN111219826A (en) * | 2019-12-05 | 2020-06-02 | 珠海格力电器股份有限公司 | Humidifying method and humidity adjusting device |
| CN111895514A (en) * | 2020-09-02 | 2020-11-06 | 苏州英维克温控技术有限公司 | Humidifying device, air conditioner and humidifying device drainage control method |
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