CN111043838A - Dryer and dryer control method - Google Patents
Dryer and dryer control method Download PDFInfo
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- CN111043838A CN111043838A CN201911412124.XA CN201911412124A CN111043838A CN 111043838 A CN111043838 A CN 111043838A CN 201911412124 A CN201911412124 A CN 201911412124A CN 111043838 A CN111043838 A CN 111043838A
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- preset
- storage box
- dryer
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- 238000000034 method Methods 0.000 title claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 44
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 37
- 238000007791 dehumidification Methods 0.000 claims abstract description 25
- 239000000523 sample Substances 0.000 claims description 32
- 238000009833 condensation Methods 0.000 claims description 24
- 230000005494 condensation Effects 0.000 claims description 24
- 230000033228 biological regulation Effects 0.000 claims description 4
- 230000005611 electricity Effects 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 claims description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 12
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 15
- 238000001035 drying Methods 0.000 description 15
- 238000012544 monitoring process Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 5
- 230000000249 desinfective effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 230000007257 malfunction Effects 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009429 electrical wiring Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B9/00—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards
- F26B9/06—Machines or apparatus for drying solid materials or objects at rest or with only local agitation; Domestic airing cupboards in stationary drums or chambers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/02—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure
- F26B21/04—Circulating air or gases in closed cycles, e.g. wholly within the drying enclosure partly outside the drying enclosure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/08—Humidity
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/10—Temperature; Pressure
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/06—Controlling, e.g. regulating, parameters of gas supply
- F26B21/12—Velocity of flow; Quantity of flow, e.g. by varying fan speed, by modifying cross flow area
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B23/00—Heating arrangements
- F26B23/04—Heating arrangements using electric heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/08—Parts thereof
- F26B25/12—Walls or sides; Doors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
- F26B25/06—Chambers, containers, or receptacles
- F26B25/14—Chambers, containers, receptacles of simple construction
- F26B25/18—Chambers, containers, receptacles of simple construction mainly open, e.g. dish, tray, pan, rack
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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
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a dryer and a control method of the dryer. The dryer comprises a storage box, a disinfection unit, a dehumidification heating unit, a circulating fan, a water collection unit and a control unit, wherein the disinfection unit is arranged in the storage box; the storage box is communicated with the dehumidifying and heating unit through an air duct; the circulating fan is arranged in the air duct; the water collecting unit comprises a water collecting tank communicated with the dehumidifying and heating unit, a water level switch arranged on the water collecting tank and an abutting switch arranged on the water collecting tank. According to the invention, the articles in the storage box can be sterilized by the arranged sterilization unit, the air in the storage box can enter the dehumidifying and heating unit through the air channel by controlling the rotation of the circulating fan, and after the air in the dehumidifying and heating unit enters the storage box through the air channel, the articles in the storage box can be dried and heated, so that the temperature control, humidity control and sterilization functions are effectively integrated, and different requirements of users are met.
Description
Technical Field
The invention relates to the technical field of drying electric appliances, in particular to a dryer and a control method of the dryer.
Background
In recent years, with the improvement of living and consumption levels of people, the requirements for integration and integration of household appliances are higher and higher. Although various drying devices, dehumidifying devices, disinfecting devices, air conditioners and the like are available on the market, these household appliances have single function and large power consumption, and are not beneficial to centralized management and maintenance of users.
Accordingly, the current dryers and dryer control methods still remain to be improved.
Disclosure of Invention
The invention mainly aims to provide a dryer and a control method, and aims to solve the technical problems that in the prior art, the drying equipment has single function and cannot meet different requirements of users.
To achieve the above object, the present invention provides a dryer including:
a storage box;
the disinfection unit is arranged in the storage box;
the storage box is communicated with the dehumidifying and heating unit through an air duct;
the circulating fan is arranged in the air duct;
the water collecting unit comprises a water collecting tank communicated with the dehumidifying and heating unit, a water level switch arranged on the water collecting tank and a touch switch arranged on the water collecting tank;
the control unit comprises a main control board, and the disinfection unit, the dehumidification heating unit, the circulating fan, the water level switch and the conflict switch are respectively and independently electrically connected with the main control board.
Preferably, the dryer further comprises an air temperature probe and a humidity probe which are electrically connected with the main control board, the air temperature probe is arranged at the air inlet of the storage box, and the humidity probe is arranged at the air outlet of the storage box.
Preferably, the storage box comprises a box body and a door body covered on the box body, wherein a door switch is arranged on the door body and is electrically connected with the main control board; the storage box is also internally provided with a storage rack and a motor for driving the storage rack to rotate, and the motor is electrically connected with the main control board.
Preferably, the dehumidification heating unit comprises a compressor, a main condenser, a throttling device and an evaporator which are sequentially communicated through the refrigeration pipeline; the air duct comprises a wet air circulation channel communicated with the evaporator and the air outlet, a first dry air circulation channel communicated with the evaporator and the main condenser, and a second dry air circulation channel communicated with the main condenser and the air inlet.
Preferably, the compressor is electrically connected with the main control board; and a condensation temperature probe is arranged on the main condenser and is electrically connected with the main control board.
Preferably, the dehumidifying and heating unit further comprises
The electric heater is arranged in the second dry air circulation channel and is electrically connected with the main control board;
one end of the auxiliary condenser is communicated with the compressor through an electromagnetic valve, and the other end of the auxiliary condenser is communicated to the refrigerating pipeline between the throttling device and the main condenser;
the auxiliary fan is arranged towards the auxiliary condenser and is electrically connected with the main control board;
wherein, the solenoid valve is connected with the main control board electricity.
The present invention also provides a dryer control method applied to the dryer as described above, the dryer control method including the steps of:
receiving a user control instruction, and starting the circulating fan and the compressor of the dehumidifying and heating unit according to the control instruction;
acquiring the relative humidity of the air outlet of the storage box, the main condensing temperature of a main condenser of the dehumidifying and heating unit and the air inlet temperature of the air inlet of the storage box at intervals of preset time;
and controlling the compressor to operate according to the relative humidity, the main condensation temperature and the inlet air temperature.
Preferably, the step of controlling the operation of the compressor according to the relative humidity, the main condensing temperature and the intake air temperature includes:
judging whether the relative humidity is greater than a preset humidity or not;
if the relative humidity is less than or equal to the preset humidity, controlling the compressor to stop running;
if the relative humidity is higher than the preset humidity, judging whether the main condensation temperature is higher than the first preset temperature or not;
if the main condensation temperature is higher than the first preset temperature, controlling the compressor to stop running;
if the main condensation temperature is less than or equal to the first preset temperature, judging whether the inlet air temperature is greater than a second preset temperature;
if the inlet air temperature is higher than the second preset temperature, starting an auxiliary fan and an electromagnetic valve of the dehumidification heating unit;
and if the inlet air temperature is less than or equal to the second preset temperature, keeping closing the auxiliary fan and the electromagnetic valve of the dehumidification heating unit.
Preferably, if the temperature of the inlet air is less than or equal to a second preset temperature, the step of closing the auxiliary fan and the electromagnetic valve of the dehumidifying and heating unit includes:
if the inlet air temperature is less than or equal to the second preset temperature, judging whether the inlet air temperature is greater than a third preset temperature;
if the inlet air temperature is higher than the third preset temperature, executing: judging whether the relative humidity is greater than a preset humidity;
if the inlet air temperature is less than or equal to the third preset temperature, executing: the auxiliary fan and the electromagnetic valve for keeping the dehumidification heating unit closed;
and the third preset temperature is the difference between the second preset temperature and a preset adjusting temperature.
Preferably, if the inlet air temperature is higher than the second preset temperature, the step of turning on the auxiliary fan and the electromagnetic valve of the dehumidifying and heating unit includes:
judging whether the inlet air temperature is higher than a fourth preset temperature or not;
if the inlet air temperature is higher than the fourth preset temperature, controlling the compressor to stop running;
if the inlet air temperature is less than or equal to the fourth preset temperature, executing: the step of judging whether the relative humidity is greater than a preset humidity,
wherein the fourth preset temperature is the sum of the second preset temperature and the preset regulation temperature.
The drying machine is provided with the storage box, the disinfection unit arranged in the storage box, the dehumidification heating unit communicated with the storage box through the air duct, and the circulating fan and the control unit arranged in the air duct, wherein the control unit comprises a main control board, and the disinfection unit, the dehumidification heating unit and the circulating fan are all electrically connected with the main control board. Wherein, can realize disinfecting to article in the storage box through the disinfection unit, rotate through control circulating fan, can make the air in the storage box get into dehumidification heating unit through the wind channel, and dehumidification heating unit's air passes through the wind channel and gets into the storage box in the back, can realize drying and heating to article in the storage box, be in the same place temperature control, humidity control and disinfection function integration effectively, satisfied user's different demands.
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 some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic view of a portion of a dryer according to an embodiment of the present invention;
FIG. 2 is a plan view of an embodiment of a display panel in the dryer of the present invention;
FIG. 3 is a partial electrical wiring diagram of one embodiment of the dryer of the present invention;
FIG. 4 is a schematic flow chart of a first embodiment of a dryer control method according to the present invention;
fig. 5 is a schematic view of a detailed flow of the embodiment of step S120 in fig. 4.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
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.
It should be noted that, if directional indications (such as up, down, left, right, front, and back … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative positional relationship between the components, the movement situation, and the like in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a dryer.
Referring to fig. 1 and 3 together, in an embodiment, the dryer includes a storage box 20, a sterilizing unit 21, a dehumidifying and heating unit 30, a circulation fan 50, a water collecting unit, and a control unit, wherein the sterilizing unit 21 is disposed in the storage box 20; the storage box 20 is communicated with the dehumidifying and heating unit 30 through an air duct 40; the circulating fan 50 is arranged in the air duct 40; the water collecting unit 10 comprises a water collecting tank 11 communicated with the dehumidifying and heating unit, a water level switch 12 arranged on the water collecting tank and an abutting switch 13 arranged on the water collecting tank 11; the control unit includes a main control board 61, and the sterilizing unit 21, the dehumidifying and heating unit 30, and the circulation fan 50 are respectively and independently electrically connected to the main control board 61.
It should be noted that the sterilization unit 21 may be an ultraviolet sterilization lamp, a high-pressure heating device, or other sterilization devices, which is not limited in this embodiment.
According to the invention, the storage box 20, the disinfection unit 21 arranged in the storage box 20, the dehumidification heating unit 30 communicated with the storage box 20 through the air duct 40, the circulating fan 50 arranged in the air duct 40 and the control unit are arranged in the dryer, the control unit comprises a main control board 61, and the disinfection unit 21, the dehumidification heating unit 30 and the circulating fan 50 are all electrically connected with the main control board 61. Wherein, can realize disinfecting through disinfection unit 21 article in the storage box 20, rotate through control circulating fan 50, can make the air in the storage box 20 get into dehumidification heating unit 30 through wind channel 40, and the air of dehumidification heating unit 30 passes through wind channel 40 and gets into the back in the storage box 20, can realize drying and heating to article in the storage box 20, effectively with temperature control, humidity control and disinfection function are integrated together, user's different demands have been satisfied, the water dew that produces when drying article is collected through header tank 10. When the water level in the water collecting tank 10 reaches a certain degree, the water level switch 11 transmits the water level information to the main control board 61, and the main control board 61 controls the water tank to open and drain water; wherein conflict switch 12 is pressure sensor, when conflict switch 12 does not receive pressure, just can give main control board 61 with information transfer, and main control board 61 suggestion warning to the suggestion user header tank 10 does not install in place.
Referring to fig. 1 and 3, in the embodiment, the dryer further includes an air temperature probe 70 and a humidity probe 80 electrically connected to the main control board 61, the air temperature probe 70 is disposed at an air inlet of the storage box 20, and the humidity probe 80 is disposed at an air outlet of the storage box 20.
It should be understood that the air temperature probe 70 is used to sense the temperature of the air at the inlet of the storage compartment 20 and the humidity probe 80 is used to sense the relative humidity of the air at the outlet of the storage compartment 20. In this embodiment, the air inlet of the storage box 20 is opened at the top of the storage box 20, and the air outlet of the storage box 20 is opened at the bottom of the storage box 20.
Further, the storage box 20 includes a box body (not labeled) and a door body (not labeled) covering the box body, the door body is provided with a door switch 24, and the door switch 24 is electrically connected with the main control board 61. Still be provided with supporter 22 in the storage box 20 and be used for the drive the rotatory motor 23 of supporter 22, motor 23 with the main control board 61 electricity is connected.
It can be understood that, in order to reduce the cost and the product volume, the motor 23 may be a micro motor with small volume, capacity and output power. It can be understood that the storage box 20 has a storage space for storing articles, the articles in the storage space can be taken out by opening the door body, and the opening and rotation state of the door body can be detected by arranging the door switch 24.
It should be noted that the main control board 61 can control the start and stop of the dryer through the door switch 24. When the door switch 24 is not closed or is not closed tightly, the door alarm indicator lamp is on, and the main control panel 61 controls all programs of the dryer to be immediately suspended.
Further, the dehumidifying and heating unit 30 includes: a compressor 31, a main condenser 32, a throttling device 33 and an evaporator 34 which are communicated in sequence through the refrigeration pipeline 35; the air duct 40 includes: a wet air circulation passage 41 communicating the evaporator 34 with the air outlet, a first dry air circulation passage 42 communicating the evaporator 34 with the main condenser 32, and a second dry air circulation passage 43 communicating the main condenser 32 with the air inlet. That is, the wet air circulation passage 41, the first dry air circulation passage 42, and the second dry air circulation passage 43 may constitute an air passage of the dryer.
It should be understood that the humid air is discharged from the outlet of the storage box 20, driven by the circulation fan 50, dehumidified by the evaporator 34 through the humid air circulation path 41, heated by the main condenser 32 for heating the air through the first dry air circulation path 42, and returned to the storage box 20 through the second dry air circulation path 43 to dry and heat the contents of the storage box 20.
Further, the compressor 31 is electrically connected to the main control board 61; the main condenser 32 is provided with a condensation temperature probe 36, and the condensation temperature probe 36 is electrically connected with the main control board 61.
It should be noted that the condensing temperature probe 36 is used for sensing the temperature of the main condenser 32, when the temperature of the main condenser 32 is too high, the main control board 61 controls all the programs to suspend, and when the temperature of the main condenser 32 does not exceed the specified temperature, the main control board 61 needs to continue to monitor the air temperature at the air inlet of the storage box 20 through the air temperature probe 70.
Further, the dehumidifying and heating unit further includes: the electric heater 37 is arranged in the second dry air circulation channel 43 and is electrically connected with the main control board 61, one end of the auxiliary condenser 38 is communicated with the compressor 31 through a solenoid valve 381, the other end of the auxiliary condenser 38 is communicated with the refrigerating pipeline 35 between the throttling device 33 and the main condenser 32, the auxiliary fan 39 is arranged towards the auxiliary condenser 38 and is electrically connected with the main control board 61, and the solenoid valve 381 is electrically connected with the main control board 61.
The main condenser 32 is connected in parallel with the auxiliary condenser 38, and it can be understood that, in order to make the air reach a higher temperature in a short time, an electric heater 37 may be added in the dehumidifying and heating unit 30, whether the electric heater 37 is heated or not is directly controlled by the main control board 61, and when the main control board 61 detects that the air temperature at the air inlet is too high, the operation of the electric heater 37 is stopped.
It should be noted that the auxiliary condenser 38 and the auxiliary fan 39 are provided outside the first dry air circulation passage 42, the auxiliary fan 39 is used to make the auxiliary condenser 38 exchange heat with the outside, and the solenoid valve 381 is used to control whether or not to connect the auxiliary condenser 38 to the cooling duct 35. The auxiliary condenser 38, the auxiliary fan 39 and the electromagnetic valve 381 are controlled by the main control board 61, and when the main control board 61 detects that the air temperature at the air inlet is too high, the electromagnetic valve 381 is controlled to be communicated, and the auxiliary fan 39 is turned on to assist the heat dissipation of the refrigerant in the dehumidifying and heating unit 30.
Further, referring to fig. 2, the dryer further includes a display panel 90, and the display panel includes: the multifunctional plate comprises a plate body, a function indication area, a function key, a parameter key and a switch key, wherein the function indication area, the function key, the parameter key and the switch key are electrically connected with the main control plate.
Further, the function indication area includes: water box warning indicator 91 and information display area 92, water box warning indicator 91 respectively with water level switch 11 with conflict switch 12 is connected, information display area 92 is used for showing disinfection air conditioning box operating condition information.
Specifically, the function indication area may further include: a sterilization indicator light, a temperature and humidity sterilization indicator light, a door alarm indicator light, a running light, an end light and a fault light; the function key includes: a noise reduction key, a child lock key, a disinfection key, a dryness key and a temperature key; the parameter key includes: an up key, a down key and a set key; the switch keys include a power key and a start/pause key.
Wherein, water box warning light 91 includes: normal state warning light, full state warning light and water tank are not put down the warning light, and buzzer can also be connected to the water box warning light. When the water collecting tank is not leveled, the abutting switch loses pressure, the water tank is not leveled, the prompt lamp is lightened, and the buzzer gives an alarm for prompting; when the water level of the water tank is too high, the full water state prompt lamp can be lightened, and the water level switch is controlled to be turned on to discharge redundant water.
In this embodiment, the set key has a password setting function, specifically, after the set key is pressed for a long time, the information display area displays numbers, then the numbers are modified into passwords by the up-key and the down-key, after a correct password is selected, the set key is pressed again, then the up-key and the down-key are pressed simultaneously for more than 2 seconds, the password resetting function is performed, the number is changed by the up-key and the down-key to select a required password, then the set key is pressed to exit, and the password setting is completed. If the situation of the machine body needs to be checked, after the password is input into the machine, the setting key is pressed, the code is displayed in the information display area, different codes represent different parameter information, then the code is changed through the up-key and the down-key, and the code information can be checked by pressing the setting key again after the code is confirmed, wherein the specific code information is as follows:
the code P1 is input, and the information display area 92 displays the condensation temperature TC of the main condenser 32, wherein the viewing range of the condensation temperature TC is-40-80 ℃.
Inputting a code P2, and displaying the air inlet temperature Tin in the information display area 92, wherein the viewing range of the air inlet temperature Tin is-40-80 ℃.
The code P3 is input, and the information display area 92 checks the start setting temperature Ta of the auxiliary fan 39 in the "standard" state, wherein the initial temperature of the auxiliary fan 39 in the "standard" state is 50 degrees celsius, and the check range of the start setting temperature Ta of the auxiliary fan 39 in the "standard" state is-40 to 80 degrees celsius.
The code P4 is input, and the information display area 92 checks the start setting temperature Tb of the auxiliary fan 39 in the "custom" state, and can reset the start setting temperature Tb, where the initial temperature of the auxiliary fan 39 in the "custom" state is 50 degrees celsius, and the check range of the start setting temperature Ta of the auxiliary fan 39 in the "custom" state is-40 to 80 degrees celsius.
Inputting a code P5, checking a set value f1 of the relative humidity of the air outlet of the air-conditioning box cavity in a standard state by the information display area 92, wherein the initial value of the relative humidity of the air outlet of the air-conditioning box cavity in the standard state is 20%, and the checking range of the relative humidity of the air outlet of the air-conditioning box cavity in the standard state is 1% -99%.
When a code P6 is input, the information display area 92 checks a set value f2 of the relative humidity of the air outlet of the air conditioner cavity in a 'user-defined' state, and can reset the set value, wherein the initial value of the relative humidity of the air outlet of the air conditioner cavity in the 'user-defined' state is 20%, and the checking range of the relative humidity of the air outlet of the air conditioner cavity in the 'user-defined' state is 1% -99%.
The code P7 is input, the information display area 92 checks the relative humidity of the air outlet of the air-conditioning box cavity, the code P8 is input, and the information display is used for checking the disinfection set time in the 'ventilation and disinfection' state and resetting the disinfection set time.
Meanwhile, when the dryer malfunctions, the information display area 92 displays malfunction codes, each of which corresponds to corresponding malfunction information. If the condenser temperature probe 36 is shorted, code E1 is displayed; the condenser temperature probe 36 is open and code E2 is displayed; the circulating air temperature probe 70 is short circuited and code E3 is displayed; the circulating air temperature probe 70 is open and code E4 is displayed; the inlet air humidity probe 80 is short circuited and code E5 is displayed; the inlet air humidity probe 80 is open and will display code E6; when the humidity sensor is not connected, the code E7 is displayed; code E8 is displayed when the condensation temperature is too high; when the compressor 31 is abnormal, the code E9 is displayed.
The present invention also provides a dryer control method, which is applied to the dryer described above, and is explained based on the dryer mechanism, referring to fig. 4, which is a schematic flow diagram of a first embodiment of the dryer control method according to the present invention, and the dryer control method includes:
step S100, receiving a user control instruction, and starting a circulating fan and a compressor according to the control instruction;
in this embodiment, the user may send a control command to the dryer by pressing a button on the display panel, or send a control command to the dryer by using an intelligent terminal in communication with the dryer. The control command may be a sterilization command, a heating command, a drying command, or the like. Circulating fan is used for driving the air at drying-machine inner loop work, and the air gets into dehumidification heating unit under circulating fan's drive, and compressor work heats the dehumidification through main condenser and evaporimeter to the air of flowing through, and the rethread circulating fan blows in the storage box with dry hot-air for article fast drying in the storage box.
Step S110, acquiring the relative humidity of an air outlet of the storage box, the main condensation temperature of a main condenser and the air inlet temperature of an air inlet of the storage box at intervals of preset time;
the skilled person can set the preset time according to the actual situation, and the preset time is 180s in this embodiment. Before step S110, a self-checking program is further provided to detect various values in the dryer, so as to ensure stable and orderly operation of the dryer.
And S120, controlling the compressor to operate according to the relative humidity, the main condensation temperature and the inlet air temperature.
The compressor is controlled to operate in multiple directions of relative humidity, main condensing temperature and air inlet temperature, so that the compressor can be effectively controlled to be closed after the dryer reaches a required working state capable of effectively drying objects during working, and the purpose of saving energy is achieved.
Further, please refer to fig. 5, which is a schematic view illustrating a detailed flow of the step S120 in fig. 4, based on the first embodiment, the step S120 includes:
step S200, judging whether the relative humidity is larger than a preset humidity or not;
in this embodiment, the preset humidity is 20%, and when the relative humidity is greater than the preset humidity, it means that the moisture content is too high, which may affect the drying effect of the dryer on the objects, so that the relative humidity in the object box needs to be detected in order to enable the dryer to work normally.
In step S200, determining whether the relative humidity is greater than a preset humidity, and if the relative humidity is less than or equal to the preset humidity, performing step S210; if the relative humidity is greater than the preset humidity, step S220 is executed.
Step S210, if the relative humidity is less than or equal to the preset humidity, controlling the compressor to stop running;
and when the relative humidity is less than or equal to the preset humidity, the drying requirement is met, the compressor is stopped, and energy is saved.
Step S220, if the relative humidity is greater than the preset humidity, judging whether the main condensation temperature is greater than a first preset temperature;
in this embodiment, when the relative humidity is greater than the preset humidity, it indicates that the drying is not thorough, and the main condensing temperature needs to be further determined.
In step S220, determining whether the main condensing temperature is greater than a first preset temperature, and if the main condensing temperature is greater than the first preset temperature, performing step S230; if the main condensing temperature is less than or equal to the first preset temperature, step S240 is executed.
Step S230, if the main condensing temperature is greater than the first preset temperature, controlling the compressor to stop operating;
in this embodiment, the first preset temperature is 75 degrees centigrade, when the main condensation temperature reaches the standard, the air in the air duct can continuously heat the object to be dried, the compressor is not needed to continuously work, the heat is provided for the object to be dried, and therefore the compressor is turned off, and the energy is saved.
Step S240, if the main condensation temperature is less than or equal to the first preset temperature, judging whether the inlet air temperature is greater than a second preset temperature;
in step S240, determining whether the intake air temperature is greater than a second preset temperature, and if the intake air temperature is greater than the second preset temperature, performing step S250; and if the inlet air temperature is less than or equal to the second preset temperature, executing the step S260.
Step S250, if the inlet air temperature is higher than the second preset temperature, starting an auxiliary fan and an electromagnetic valve of the dehumidification heating unit;
and step S260, if the inlet air temperature is less than or equal to the second preset temperature, keeping closing the auxiliary fan and the electromagnetic valve of the dehumidification heating unit.
In this embodiment, carry out accurate control through relative humidity, main condensing temperature and inlet air temperature to the operation of compressor to guarantee the normal stoving effect of drying-machine, simultaneously can also immediate control compressor close the energy saving.
Further, according to the second embodiment, the step S260 includes:
if the inlet air temperature is less than or equal to a second preset temperature, judging whether the inlet air temperature is greater than a third preset temperature;
if the inlet air temperature is higher than a third preset temperature, executing a step S200;
and if the inlet air temperature is less than or equal to a third preset temperature, keeping closing the auxiliary fan and the electromagnetic valve of the dehumidification heating unit.
In this embodiment, the intake air temperature is compared with the third preset temperature by setting the third preset temperature, and when the intake air temperature is higher than the third preset temperature, the process returns to step S200 for judgment, and the intake air temperature is further screened, so that the operation of the compressor can be accurately controlled. And when the inlet air temperature is less than or equal to a third preset temperature, controlling the compressor to stop running. The third preset temperature is 45 degrees celsius.
Further, according to the second embodiment, the step S250 includes:
judging whether the inlet air temperature is higher than a fourth preset temperature or not;
if the inlet air temperature is higher than a fourth preset temperature, controlling the compressor to stop running;
and if the inlet air temperature is less than or equal to a fourth preset temperature, executing a step S200, wherein the third preset temperature is the difference between the second preset temperature and the preset adjusting temperature, and the fourth preset temperature is the sum of the second preset temperature and the preset adjusting temperature.
In this embodiment, still including presetting the temperature, the difference of temperature and preset regulation temperature is preset for the second to the third preset temperature, the fourth preset temperature is preset the temperature and preset regulation temperature's sum for the second, presets the temperature by the third and the fourth and presets the temperature and screens the air inlet temperature to whether control compressor, auxiliary fan and solenoid valve work. When setting up like this, detect the air inlet temperature in the drying-machine, judge the stoving effect of drying-machine by the air inlet temperature to and dehumidification heating unit's operating condition, thereby control compressor, auxiliary fan and solenoid valve. In this embodiment, the fourth preset temperature is 55 degrees celsius, and the preset adjustment temperature is 5 degrees celsius.
The working principle of the present embodiment is described below with reference to fig. 1 to 3 and specific application scenarios:
when a user selects a temperature and humidity sterilization function, the time t0 has four options of 10min, 30min, 60min and 90min, the starting time t2 is started from the first time that a starting key is pressed down or a starting instruction is sent out, the compressor starts to time, and under the normal condition, all loads of the dryer stop working after the starting time t2 reaches the time t0 selected by the user;
when a user selects a disinfection function, the disinfection time is defaulted to 30min, the disinfection starting time t1 is counted from the first time of starting by pressing, and under the normal condition, all loads of the unit stop working after the disinfection starting time t1 reaches 30 min;
after the drying-machine starts, if the user selects humiture disinfection function, then main control panel control circulating fan, disinfection unit, electric heater start, simultaneously, through air temperature probe control storage box air intake temperature Tin, when air intake temperature Tin is not less than 45 degrees centigrade, close electric heater, when air intake temperature Tin is less than 45 degrees centigrade, open the compressor, and through humidity probe control air humidity f2, when f2 is less than preset humidity f0, stop the compressor, and stop other loads, the end light is bright, the work is ended. When f2 is not less than a preset humidity f0, monitoring a condensation temperature Tc through a condensation temperature probe, when the condensation temperature Tc is greater than 75 ℃, controlling all components to stop working through a main control board, when the condensation temperature Tc is not greater than 75 ℃, continuously monitoring the temperature Tin of an air inlet of the storage box through an air temperature probe, when the temperature Tin of the air inlet is not greater than 50 ℃ and greater than 45 ℃, returning to the step of monitoring the starting time t2, when the temperature Tin of the air inlet is not greater than 45 ℃, stopping an auxiliary fan, closing an electromagnetic valve, and returning to the step of monitoring the starting time t 2; when the air inlet temperature Tin is greater than 50 ℃, starting the auxiliary fan and starting the electromagnetic valve, when the air inlet temperature Tin is not less than 55 ℃, returning to the step of monitoring the starting time t2, and when the air inlet temperature Tin is greater than 55 ℃, stopping the compressor until the air inlet temperature Tin is not greater than 45 ℃ and the compressor stops for 3 minutes and then starting the compressor again.
If the user only selects the disinfection function, the main control panel controls the circulating fan, the disinfection unit and the electric heater to be started, meanwhile, the starting time t1 is monitored, when the starting time t1 is not less than 30min, all loads are stopped, the lamp is turned on, and the work is finished. When the opening time t1 is less than 30min, monitoring the temperature Tin of the air inlet of the storage box through an air temperature probe, stopping all loads when the temperature Tin of the air inlet is not less than 70 ℃, ending the lighting of the lamp, and ending the work; and returning to the step of monitoring the opening time t1 when the air inlet temperature Tin is less than 70 ℃.
This embodiment is through temperature probe, the inside and the specific design of dehumidification heating unit of storage box for the humid air of storage box air outlet can be sent to the storage box after heating and drying fast in, with realize drying, heating and the disinfection to article in the storage box fast, promoted work efficiency.
The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A dryer, characterized by comprising:
a storage box;
the disinfection unit is arranged in the storage box;
the storage box is communicated with the dehumidifying and heating unit through an air duct;
the circulating fan is arranged in the air duct;
the water collecting unit comprises a water collecting tank communicated with the dehumidifying and heating unit, a water level switch arranged on the water collecting tank and a touch switch arranged on the water collecting tank;
the control unit comprises a main control board, and the disinfection unit, the dehumidification heating unit, the circulating fan, the water level switch and the conflict switch are respectively and independently electrically connected with the main control board.
2. The dryer of claim 1, further comprising:
and the air temperature probe and the humidity probe are electrically connected with the main control board, the air temperature probe is arranged at the air inlet of the storage box, and the humidity probe is arranged at the air outlet of the storage box.
3. The dryer of claim 2, wherein the storage box comprises a box body and a door body covering the box body, the door body is provided with a door switch, and the door switch is electrically connected with the main control board;
the storage box is also internally provided with a storage rack and a motor for driving the storage rack to rotate, and the motor is electrically connected with the main control board.
4. The dryer of claim 2 or 3, wherein the dehumidifying heating unit comprises:
the compressor, the main condenser, the throttling device and the evaporator are sequentially communicated through a refrigeration pipeline;
wherein, the wind channel includes: the air conditioner comprises a wet air circulation channel communicated with the evaporator and the air outlet, a first dry air circulation channel communicated with the evaporator and the main condenser, and a second dry air circulation channel communicated with the main condenser and the air inlet.
5. The dryer of claim 4, wherein said compressor is electrically connected to said main control panel; and a condensation temperature probe is arranged on the main condenser and is electrically connected with the main control board.
6. The dryer of claim 5, wherein said dehumidifying heating unit further comprises:
the electric heater is arranged in the second dry air circulation channel and is electrically connected with the main control board;
one end of the auxiliary condenser is communicated with the compressor through an electromagnetic valve, and the other end of the auxiliary condenser is communicated to the refrigerating pipeline between the throttling device and the main condenser;
the auxiliary fan is arranged towards the auxiliary condenser and is electrically connected with the main control board;
wherein, the solenoid valve is connected with the main control board electricity.
7. A dryer control method applied to the dryer of any one of claims 1 to 6, comprising:
receiving a user control instruction, and starting the circulating fan and the compressor of the dehumidifying and heating unit according to the control instruction;
acquiring the relative humidity of an air outlet of the storage box, the main condensing temperature of a main condenser of the dehumidifying and heating unit and the air inlet temperature of an air inlet of the storage box at intervals of preset time;
and controlling the compressor to operate according to the relative humidity, the main condensation temperature and the inlet air temperature.
8. The dryer control method of claim 7, wherein said step of controlling said compressor to operate based on said relative humidity, main condensing temperature and intake air temperature comprises:
judging whether the relative humidity is greater than a preset humidity or not;
if the relative humidity is less than or equal to the preset humidity, controlling the compressor to stop running;
if the relative humidity is higher than the preset humidity, judging whether the main condensation temperature is higher than the first preset temperature or not;
if the main condensation temperature is higher than the first preset temperature, controlling the compressor to stop running;
if the main condensation temperature is less than or equal to the first preset temperature, judging whether the inlet air temperature is greater than a second preset temperature;
if the inlet air temperature is higher than the second preset temperature, starting an auxiliary fan and an electromagnetic valve of the dehumidification heating unit;
and if the inlet air temperature is less than or equal to the second preset temperature, keeping closing the auxiliary fan and the electromagnetic valve of the dehumidification heating unit.
9. The control method of the dryer according to claim 8, wherein the step of maintaining the auxiliary fan and the solenoid valve of the dehumidifying and heating unit turned off if the temperature of the inlet air is less than or equal to a second preset temperature comprises:
if the inlet air temperature is less than or equal to the second preset temperature, judging whether the inlet air temperature is greater than a third preset temperature;
if the inlet air temperature is higher than the third preset temperature, executing: judging whether the relative humidity is greater than a preset humidity;
if the inlet air temperature is less than or equal to the third preset temperature, executing: the auxiliary fan and the electromagnetic valve for keeping the dehumidification heating unit closed;
and the third preset temperature is the difference between the second preset temperature and a preset adjusting temperature.
10. The method of claim 8, wherein the step of turning on the auxiliary fan and the solenoid valve of the dehumidifying and heating unit if the temperature of the intake air is higher than the second preset temperature comprises the steps of:
judging whether the inlet air temperature is higher than a fourth preset temperature or not;
if the inlet air temperature is higher than the fourth preset temperature, controlling the compressor to stop running;
if the inlet air temperature is less than or equal to the fourth preset temperature, executing: judging whether the relative humidity is greater than a preset humidity;
wherein the fourth preset temperature is the sum of the second preset temperature and the preset regulation temperature.
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| CN111043838B (en) | 2024-04-30 |
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