CN1478946A - Multifunction clothing drying cabinet control method and control system - Google Patents
Multifunction clothing drying cabinet control method and control system Download PDFInfo
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- CN1478946A CN1478946A CNA021289891A CN02128989A CN1478946A CN 1478946 A CN1478946 A CN 1478946A CN A021289891 A CNA021289891 A CN A021289891A CN 02128989 A CN02128989 A CN 02128989A CN 1478946 A CN1478946 A CN 1478946A
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Abstract
A control system for the multifunctional clothes-drying cabinet which has a fan for generating air circulation in cabinet, a demoistening unit and a disinfecting unit is composed of a controller, an evaporator temp sensor, a condenser temp sensor, and a humidity sensor. Its control method includes the drying clothes by manually turning it on, automatic running and automatic turning it off, the demoistening indoor air, and the disinfecting.
Description
Technical field
The present invention relates to a kind of heating, dry, and the control technology of sterilizing equipment decontaminating apparatus, especially a kind of multifunction clothing drying cabinet control method and control system.
Background technology
The inventor had once proposed two utility model applications formerly with regard to multifunction clothes drying babinet, and application number is respectively: 02205839.7 02205840.0.
So-called multifunction clothes drying babinet, be at an airtight gentle conductance of disinfection by ultraviolet light fluorescent tube that is equipped with in the wardrobe of device, lay the unit that dries of a suitable band refrigeration compressor, heat exchanger, blower fan, be used for the clothing after the rapid draing washing and it is carried out disinfection by ultraviolet light.A kind of novel household electrical equipment (utensil) that also can dry to indoor environment when not making drying.Above-mentioned utility model can't be bought commercially available available controller in implementing.
Summary of the invention
For matching, the invention discloses a kind of multifunction clothing drying cabinet control method and control system of utilizing the one-chip computer class to realize with above-mentioned multifunction clothes drying babinet.
Main purpose of the present invention is the clothing after the washing can be carried out rapid draing, to solve certain areas can not make clothing natural drying drying because of humid environment a difficult problem.
Another object of the present invention is after making the drying cabinet with cloth drying, can carry out disinfection by ultraviolet light automatically, to satisfy the healthy needs of modern society's high level life.
Another purpose of the present invention is that this drying cabinet can carry out independent sterilization, independent indoor environment is dried, and fully realizes one-machine-multi-function, and the drying cabinet can be accepted by more consumers as a kind of home appliances.
For achieving the above object, the present invention proposes a kind of multifunction clothing drying cabinet control method, the drying thing for the treatment of that is used to control in the multifunction clothes drying babinet carries out drying, sterilization, and room air is dried, by comprising controller, unit dries, blower fan, and the control system of chlorination equipment realizes, this control method comprises a manually start, automatically operation, the clothes-drying method of autostop, at first will put into the drying cabinet by dry clothing, and fasten the cabinet door, connect power supply then, the The whole control system initialization, dry condenser temperature sensor in the unit, evaporator temperature sensor, and the humidity sensor condenser temperature value T that samples respectively, evaporator temperature value T ', and humidity value H, controller reads above-mentioned sampled value; It is as follows to carry out the clothes-drying method step then:
(A) at first, the clothes drying function key is opened, and blower fan begins low-speed running, blows in the wardrobe of sealing, and the rotating speed of blower fan is decided according to condenser temperature value T, if T＜T1, the machine low speed that then blows in, if T1≤T＜T2, the machine middling speed of then blowing in, if T 〉=T2, the machine that then blows in is at a high speed; T1 wherein, T2 are the setting value that is pre-stored in the controller;
(B) secondly, the start-stop of compressor is also decided according to condenser temperature value T, if T≤condensation design temperature, then compressor start operation; If T＞condensation design temperature, then stop compressor t1 minute after, detect condenser temperature value T again, when treating T≤condensation design temperature, drive compressor again;
In above-mentioned steps, clothes drying function is opened the back controller and is begun to read humidity value H simultaneously, if H＞H1 then carries out step (A); If H≤H1, then kept blower fan and compressor behavior and timing t3 minute, in t3 minute, if humidity gos up, i.e. H＞H1, then reclocking finished until t3 minute; Then, open chlorination equipment and sterilized automatically t4 minute, the drying step finishes.
This control method also can comprise the method that a pair of room air dries in addition, this drying method is independent of drying and sterilizing function, be manually start, automatic operation, manual shut-down, the step of this drying method is: at first, open the valve of drying cabinet, connect power supply, controller reads condenser temperature value T, evaporator temperature value T ', reaches humidity value H; Secondly, the manually opened function of drying, blower fan begins low-speed running, and the valve by wardrobe is to indoor air-supply, air draught; The rotating speed of blower fan is decided according to condenser temperature value T, if T＜T1, the machine low speed that then blows in, if T1≤T＜T2, the machine middling speed of then blowing in, if T 〉=T2, the machine that then blows in is at a high speed; T1 wherein, T2 are the setting value that is pre-stored in the controller; Once more, the start-stop of compressor is also decided according to condenser temperature value T, if T≤T
The condensation design temperature, then compressor start operation; If T＞T
The condensation design temperature, then stop compressor t1 minute after, detect condenser temperature value T again, treat T≤T
The condensation design temperatureThe time, drive compressor again; In above-mentioned steps, controller constantly reads humidity value H ', if H '＜H1 ', wherein H1 ' is for setting humidity value, then compressor autostop; If H ' 〉=H1 ', compressor is Auto Power On again; User's manual-lock dries function key and finishes this program of drying.
This control method can comprise that also one is independent of above-mentioned drying and removes the sterilization method of warm method; this sterilization method is manual startup-shutdown; the user puts into clothing to be sterilized the drying cabinet and closes cabinet behind the door; manually opened sterilizing function; chlorination equipment in the cabinet is opened also and is carried out disinfection, then manual-lock sterilizing function key more as required.
In addition, the invention also discloses a kind of multifunction clothes drying babinet control system, be used to control one in the drying cabinet dry unit, a blower fan, and a chlorination equipment treat the drying thing and carry out drying, sterilization, and room air dried, this control system comprises: a controller, this controller is provided with a cpu chip, be the core of The whole control system, the startup-shutdown or the display operation of each device of control; One evaporator temperature sensor is installed on the top of evaporimeter; One condenser temperature sensor is installed on the efferent duct of condenser; One humidity sensor is installed on the air inlet place of evaporimeter; The sensor is accepted the instruction of cpu chip respectively, transmits sensor parameter to it; This blower fan is located at the bottom of this drying cabinet, blows in airtight wardrobe according to the instruction that controller sends, and constitutes airtight air circulation in the cabinet; This unit that dries, be responsible for the moisture in the cabinet inner circulating air is removed, be located at the bottom of this drying cabinet, be one to include the closed cycle unit of cold-producing medium, comprise compressor, blast pipe, condenser, flow controller, evaporimeter, air intake duct successively, return compressor, the instruction startup-shutdown that this compressor sends according to controller; This chlorination equipment is located at the top in this drying cabinet, and the instruction of sending according to controller carries out disinfection to clothing in the cabinet.
Good effect of the present invention is, design of hardware and software is reasonable, and is easy to operate, uses simply, and show state is directly perceived.Owing to when design, taken into full account antijamming capability, simultaneously circuit board sealed silica gel treatment, so good reliability.
Drying cabinet of the present invention can be dry clothing various in style, quality comprises cotton textiles, blending, wool fabric, silk fabrics etc.; Kind comprises sheet, quilt cover, towelling coverlet, underwear, coat, cotton dress etc.
It is simple, convenient, reliable that this controller uses, and the heating that can satisfy multifunction clothes drying babinet and interior dress thereof the fully unit that dries carries out the demand of Automatic Control under given conditions to the variable operating mode of overall process.
Description of drawings
Fig. 1 is the structure and the interior air-flow circulation schematic diagram of cabinet of wardrobe of the present invention;
Fig. 2 is set structure and the refrigerant circulation loop schematic diagram of drying of the present invention;
Fig. 3 A, 3B are the main control board circuit diagram;
Fig. 4 A, 4B are operation display circuit board circuit diagram;
Fig. 5 is a drying main program flow block diagram;
Fig. 6 is the main program flow block diagram that dries.
The specific embodiment
Multifunction clothes drying babinet control system of the present invention is primarily aimed at control work such as the unit that dries, heater, chlorination equipment heat, dry, sterilization.Innovative point of the present invention is its control object---multifunction clothes drying babinet, is heating that a special use is housed in the wardrobe of the airtight band air-flow guiding unit that dries.The various parameters of this unit in the work overall process are a variable all the time, how to make dry compressor in the unit, heat exchanger, blower fan, heater etc. of heating be in reasonable, efficient, safe normal operating condition all the time, thereby reaching the multifunction clothes drying babinet optimum efficiency, is the technological core of this case.This case obtains hundreds of experiments on the basis of data up to ten thousand and has solved the problems referred to above preferably.Before this, the solution that does not have any moulding.
Below in conjunction with accompanying drawing and by a specific embodiment to have heating, dry, and the multifunction clothing drying cabinet control method of the present invention and the control system of sterilizing function be further described.
1. control system embodiment
Multifunction clothes drying babinet control system of the present invention mainly comprises controller, evaporator temperature sensor, condenser temperature sensor, reaches humidity sensor; By control system to the unit that dries, heater, chlorination equipment heat, dry, control work such as sterilization.
As shown in Figure 1, air-flow circulation schematic diagram in the cabinet during for the structure of wardrobe 1 of the present invention and drying, air current flow direction when the arrow among the figure is the drying program during drying, is a confined space in the wardrobe 1, the unit 2 that dries wherein is installed on the bottom of wardrobe 1, a blower fan 27 also is equipped with in the wardrobe bottom, is responsible for blowing in cabinet, and air- flow guide plate 11 and 12 are equipped with in wardrobe 1 inside, air comparatively evenly circulates in the cabinet to guide, thereby can take away the moisture on the clothing quickly.Heated dry air comes out after air-flow guide plate 11 is sent in the cabinet from air outlet, and the wet wash in the cabinet carried out drying, the water evaporates of clothing is taken away, become damp-heat air, again after 12 guiding of air-flow guide plate are come out from air outlet, enter the air inlet of the unit 2 that dries, the moisture in the damp-heat air is removed, describe in detail again after its principle and structure are held by wet unit 2.In addition, a quartz burner 13 also is equipped with at the top in this wardrobe 1, can carry out disinfection to clothing in the cabinet.When drying, the valve 15 that then will be positioned at the wardrobe bottom is opened, and room air is entered in the cabinet from here, and the valve 14 that is positioned at the cabinet top is simultaneously also opened, and the air after being dried is gone out from here, in the inlet chamber, thereby finishes drying of room air.
See also structure and the refrigerant circulation loop schematic diagram of Fig. 2 again for the unit 2 that dries of the present invention; This unit that dries also is a closed circuit circulatory system, and interior dress cold-producing medium, the solid arrow among Fig. 2 are the flow direction of cold-producing medium, and dotted arrow is the flow direction of air.Wherein this main device that dries unit 2 comprises compressor 21, evaporimeter 23, condenser 22, flow controller 24, air intake duct 25, blast pipe 26, blower fan 27, water storage tank 28; As shown in Figure 2, under the effect of compressor 21, after compressed machine 21 compressions of refrigerant gas, with high-temperature high-pressure state in blast pipe 26 enters condenser 22, form high pressure liquid refrigerant through air-cooled cooling discharges heat, in entering evaporimeter 23 with limitation, flow controller 24 is evaporated to gaseous state again, send compressor 21 back to through air intake duct 25 then, so go round and begin again, the unit 2 that dries is removed the moisture in the damp-heat air in the wardrobe 1, and moisture flowed into the drip tray be positioned at evaporimeter 23 bottoms, be expelled to then in the outer water storage tank 28 of cabinet.
To sum up, multifunction clothes drying babinet of the present invention mainly contains two closed circuit circulatory systems: the first is in the circulation of airtight relatively wardrobe meat air flow, and its power is from the blower fan 27 of the unit that dries; It two is the closed cycles of unit internal refrigeration storage agent of drying, and its power is from compressor 21; Though these two is separately independently, but influence each other, mutual restriction, common operation is determining the effect and the efficient of drying cabinet.Control method of the present invention and system will control the parameter of these two closed circuit circulatory systems, and finish purpose of the present invention.
In addition, when the trunk wardrobe carries out the drying operation in cold season and area, because environment temperature is low excessively, make the interior temperature of trunk wardrobe can not rise to operating temperature range at short notice, certainly will reduce drying efficient, therefore, spy of the present invention is installed an auxiliary electro-heat device A additional in the front portion of condenser 22, crosses when hanging down in temperature and heats with quick drying.
Identical with above-mentioned reason, when this multifunction clothes drying babinet 1 carries out indoor environment when drying, if environment temperature is low excessively, its evaporimeter 23 influences the effect of drying with frosting.Therefore, in order to regulate the temperature in the multifunction clothes drying babinet 1, the unit 2 that dries has installed auxiliary electro-heat device B additional at the air inlet place of evaporimeter 23, when being used to dry as auxiliary thermal source.Because of drying cabinet 1 can not carry out drying simultaneously and dry operation, so these two groups of electric heater A, B can not work simultaneously.
Principle according to the refrigeration dehumidifier, the heat that condenser and compressor produced is greater than evaporimeter refrigeration (heat of absorption) amount, because the closed cycle feature of air-flow in the multifunction clothes drying babinet 1, the air that blower fan 27 is sent is directly to enter its evaporimeter 23 inlet scoops in theory, therefore, be not difficult to infer that the temperature in the drying cabinet will constantly raise along with the increase of running time.A contradiction so just occurred: on the one hand, the rapid draing of clothing needs certain temperature and wind speed, and on the other hand, temperature is too high with the destruction operating condition of Crew Cooling System that dries, even it can not be worked.Simultaneously, as a class home appliances, different along with territory of use and season, its environment temperature differs greatly, and this also certainly will influence the temperature in the drying cabinet.
Therefore, controller 3 of the present invention, its major function is to drive, stop compressor (or carry out frequency control to it) automatically, change blower fan wind speed (many grades or frequency control) according to drying cabinet duty, makes multifunction clothes drying babinet operate in a suitable zone all the time.Wherein, the circuit part of controller 3 is mainly two and is welded on the circuit board by various electronic components and constitutes, be divided into main control board 31 and operation display circuit board 32, the checkout gear of controller 3 mainly contains: evaporator temperature sensor 231, condenser temperature sensor 221, and humidity sensor 232; Wherein evaporator temperature sensor 231 is installed in the upper fins of evaporimeter 23, condenser temperature sensor 221 is installed on the efferent duct of condenser 22 bottoms, humidity sensor 232 is installed on the air inlet place of evaporimeter 23, please be simultaneously referring to shown in Fig. 1,2, the parameter that these sensors transmit is passed to main control board 31 and is carried out computing after analog-to-digital conversion, and simultaneously passes to operation display circuit board 32 according to instruction and show.
Seeing also shown in Figure 3ly, be the circuit diagram of main control board 31, is Fig. 3 A, Fig. 3 B because of space of a whole page reason is divided into left and right sides two parts with this figure.Main control board 31 comprises cpu chip 314, expansion parallel interface chip 315, ROM memory chip 316, latch chip 317, stimulus part 318, clock generator circuit 319, be welded on respectively on the circuit board and and seal the silica gel WATER REPELLENT TREATMENT, be installed on (not shown) in the electric cabinet that heats the unit base plate rear of drying in the multifunction clothes drying babinet 1 through two-sided being coated with.Governor circuit 31 is according to the signal of pre-set programs and the transmission of each several part circuit, data according to the expert database correspondence are carried out a series of logical operation, send instruction to output circuit part, the opening, stop and running status of decision blower fan 28, compressor 21, heater, quartz burner 13, and finally judge, the end of decision work period whether.Simultaneously, send instruction, show real-time status to display circuit.In the present embodiment, the model of this cpu chip 314 is 8031, expansion parallel interface chip 315 models that are connected with this chip 314 are 8255, ROM memory chip 316 models are 27256, and latch chip 317 models be 373, stimulus part 318 comprises that mainly an A/D conversion chip 3181 models are 0809; The pin annexation of those chips as shown in Figure 3.Cpu chip 314 is the core of The whole control system, temperature, the humidity sent here according to checkout gear, correspondingly open through sending to each equipment of the unit 2 that dries again after the internal logic computing, halt instruction, and send idsplay order to display unit, make temperature, humidity in the drying cabinet 1 remain on proper range, realize automatic control of the present invention; ROM memory chip 316 softwares such as expert's (experience) data, working procedure that mainly prestore; Expansion parallel interface chip 315 solves the problem that expands cpu chip 314 interfaces; Latching and the affirmation of OPADD of the then responsible OPADD sign indicating number of latch chip 317; A/D conversion chip 3181 is sent into governor circuit after the analog quantity signal of telecommunication of temperature, humidity sensor collection is introduced control system process A/D conversion process; Clock generator circuit 319 transmits corresponding time variable signal according to the instruction timing of function circuit and governor circuit and to display circuit and governor circuit.
Please see Figure 4 again, Fig. 4 is Fig. 4 A, Fig. 4 B for the circuit diagram of operation display circuit board 32 because of space of a whole page reason is divided into left and right sides two parts with this figure.Master control borad 31 shows to look between the plate 32 with operation and is connected by 25 core plugs, socket and corresponding electric wire.The apparent plate 32 of looking of operation comprises charactron 321, function button group 322, indicator lamp group 323, reaches output circuit part 324, output circuit part 324 wherein is an one with master control borad, remainder is loaded in the plastic housing after the protection against the tide of envelope silica gel is handled through two-sided being coated with, and is installed on the front upper place (not shown) of multifunction clothes drying babinet.Charactron 321 is used for according to the instruction of cpu chip 314 and humidity or ambient humidity in the display case, and in the present embodiment, this charactron 321 is two demonstrations, shows but also can be multidigit; Button 322 comprises drying button 3221, the button 3222 that dries, sterilization button 3223, is used for selecting every function of trunk wardrobe for the user; Indicator lamp group 323 is made up of high brightness LED, be divided into drying indicator lamp 3231, the indicator lamp 3232 that dries, sterilization indicator lamp 3233, and power supply indicator 3234, lighting between the operating period in every function, is normal condition to inform this function of user, and the power supply supply is normal.Come open and close power supply and set-up function and signal is passed to governor circuit according to user's wish; Output circuit part 324 comprises seven relays 3241～3247, connect auxiliary electro-heat device A, the control of blower fan low speed, the control of blower fan middling speed, blower fan High-speed Control, compressor control, auxiliary electro-heat device B and disinfection by ultraviolet light fluorescent tube respectively, control above-mentioned each start-stop that installs by the adhesive and the disconnection of these seven relays 3241～3247.
2. control method embodiment
Below more in conjunction with the accompanying drawings 5 and 6 pairs of multifunction clothing drying cabinet control methods of the present invention describe in detail.
At first, connect power supply, power supply indicator 3234 is bright, this moment the control system complete machine powering, each several part is original state, The whole control system initialization, three sensor samples, cpu chip 314 reads evaporator temperature sensor 231, condenser temperature sensor 221, reaches the parameter that humidity sensor 232 transmits, and shows humidity values by charactron 321; Once more, the user manually selects clothes drying function or sterilizing function as required or dries function and carry out corresponding program; Wherein clothes drying function is manually start, automatic operation, autostop; sterilizing function can be included in the drying process automatically; also can be independent of clothes drying function and be manual startup-shutdown, the function of drying is independent of drying and sterilizing function, is manually start, operation, manual shut-down automatically.
Below respectively to drying, sterilization, and the step of drying method describe in detail:
One, clothes-drying method
At first, referring to Fig. 5, be drying main program flow block diagram; Will put into drying cabinet 1 by dry clothing, and fasten the cabinet door, connect power supply (step S10); Humidity sensor 232 is gathered humidity parameter in the cabinet, and by humidity value H in charactron 321 display cases, presses drying button 3221, drying indicator lamp 3231 bright (step S30); The drying step comprises:
(1), blower fan control step (step S150～S153)
Blower fan 27 is low cruise at first, in the wardrobe of sealing, blow, blower fan 27 turns round all the time in whole drying process, just the temperature value T that sends here according to condenser temperature sensor 221 carries out the control of high, medium and low speed, its effect is that condensation temperature, the condensing pressure of the unit 2 that dries are remained in the setting range, not only made unit 2 normal operations help clothing rapid draing, but also be unlikely to destroy the normal range of operation of unit; If T＜T1, the machine low speed that then blows in, if T1≤T＜T2, the machine middling speed of then blowing in, if T 〉=T2, the machine that then blows in is at a high speed; In the present embodiment, T1 is 35 ℃, and T2 is 40 ℃.
(2), compressor control step (step S160～S163)
In normal operation, compressor 21 also moves always, and the start-stop of compressor 21 also is to control according to the temperature value T that condenser temperature sensor 221 is sent here, crosses high reason when in-cabinet temperature because of environment temperature and makes temperature value T be higher than setting value T
The condensation design temperatureThe time, then compressor 21 was shut down t1 minute, after 15 minutes, and start again again when reducing to allowed band as if temperature value T.Above-mentioned T
The condensation design temperatureBe decided to be in the present embodiment 45 ℃～53 ℃ adjustable, adjust and to be spaced apart 1 ℃, this adjusts parameter and can be solidificated in the ROM memory chip 316 by manufacturer.
What need add explanation in addition is; though be at clothes drying function or sterilizing function, or the function of drying is in service; be dry compressor 21 in the unit 2 of protection; avoid frequent startup-shutdown to cause damage, controller of the present invention can judge to shut down compressor 21 and last time whether surpass t2 minute automatically, as 3 minutes; if above 3 minutes; then compressor 21 starts, if above 3 minutes, then waits for row startup again when extremely surpassing 3 minutes.Certainly, compressor 21 of the present invention also can be selected frequency-changeable compressor.
(3), timing and sterilisation step
Under above-mentioned compressor 21, blower fan 27 normal operation, humidity sensor 232 is constantly gathered signal all the time, and by humidity value H in the charactron 321 demonstration wardrobes, humidity value H reduces to setting value in cabinet, during as 45% relative humidity, be H≤45% o'clock, then kept blower fan and compressor behavior and timing t3 minute, as 30 minutes; In 30 minutes, if humidity gos up, i.e. H＞45%, then reclocking finished until t3 minute;
Timing finishes then to open disinfecting tube, and carries out disinfection timing t4 minute, and as 30 minutes, promptly disinfecting tube 13 was opened 30 minutes; After disinfectant program was finished, the drying process was all over, and controller is got back to original state.
Above-mentioned time value t3, t4 obtain according to experiment repeatedly, and are solidificated in expert's (experience) database in the ROM memory chip 316 by manufacturer.
(4), auxiliary electro-heat device A control step
As described in preceding control system embodiment, in the drying process, the back crosses in temperature that auxiliary electro-heat device A can heat with quick drying when low; The start-stop of this auxiliary electro-heat device A also is to control according to the temperature value T that condenser temperature sensor 221 is sent here, behind the manually opened clothes drying function key, if T＞T3 then need not open auxiliary electro-heat device A; If T≤T3, then open auxilliary hot A, when T is heated when rising to T4, promptly T 〉=T4 then closes auxilliary hot A; The T3 of present embodiment is that 40 ℃, T4 are 44 ℃, also obtains according to experiment repeatedly, and is solidificated in expert's (experience) database in the ROM memory chip 316 by manufacturer.
Two, drying method
Utilize the trunk wardrobe to dry, be illustrated in figure 6 as the main program flow block diagram that dries, open valve (14), (15) of drying cabinet 1 room air, the connection power supply (step S10 '); And press the button 3222 that dries, the indicator lamp 3232 that dries is bright, (step S30 '); Judge the indoor humidity Parameter H then ', if H ' is higher than a setting value, as H '＞55% o'clock, then blower fan 27 and compressor 21 bring into operation, wherein blower fan control step (step S240～253) and compressor control step (step S260～263) do not repeat them here with identical described in the clothes-drying method; When function is dried in running; what humidity sensor 232 was gathered always is exactly the indoor humidity parameter; rather than the interior humidity value of cabinet; and by humidity value H ' in the charactron 321 real-time display rooms; CPU carries out real-time judge, if H '≤55% o'clock, then compressor 21 autostops and timing t3 ' minute; and then survey H ', get back to major cycle (step S270).
In addition, need to prove that valve (14), (15) aim at the design of drying, they all are in closed condition in drying or disinfectant program.
In addition, the function of drying also comprises auxiliary electro-heat device B control step, and the start-stop of this auxiliary electro-heat device B is to control according to the temperature value T ' that evaporator temperature sensor 231 is sent here, if T '＞T3 ' then need not open auxiliary electro-heat device B; If T '≤T3 ', then open auxilliary hot B, when T ' is heated when rising to T4 ', promptly T ' 〉=T4 ' then closes auxilliary hot B; The T3 ' of present embodiment is that 8 ℃, T4 ' are 12 ℃.
The function of drying can be shut down by the button 3222 that once dries by the user for manually start, automatic operation, manual shut-down again.
Two, sterilization method
The sterilizing function of this control system is realized automatically with clothes drying function as mentioned above, need carry out independent sterilizing function as the user when the drying not, then can manually open, stop this function, promptly press sterilization button 3223, then disinfecting tube 13 is opened, press sterilization button 3223 again, disinfecting tube 13 is closed.
As above-mentioned, all this kind, any variation and replacement of being familiar with the automatic control that this operator can be in field of the present invention carries out the cloth drying that is made of refrigeration system, electrical heating, the equipment of sterilizing, dry with single-chip microcomputer technology, for example: the microprocessor chip in the control system removes the above, can use the product of any other model, be difference, peripheral circuit done corresponding change get final product according to its pin sign indicating number of microprocessor of different model.And for example: the another kind of embodiment of clothes-drying method can be to be not according to finishing the drying program with the height of humidity value; but only control the end of drying with the length of setting-up time; the pattern of picture automatic washing machine; that is: set the drying working time before use by the user, and realize the manual start of clothes-drying method, automatic operation, autostop.In a word, without departing from the spirit and scope of the invention,, all can be encompassed in protection scope of the present invention, so the present invention's protection domain is as the criterion when looking claims scope person of defining to any a little change and the retouching that the present invention did.
Claims (12)
1, a kind of multifunction clothing drying cabinet control method, the drying thing for the treatment of that is used to control in the multifunction clothes drying babinet carries out drying, sterilization, reaches room air is dried, by comprise controller, the unit that dries, blower fan, and the control system of chlorination equipment realize, it is characterized in that: this control method comprises following clothes-drying method, and the clothes-drying method step is as follows:
(A) at first, the clothes drying function key is opened, and blower fan begins low-speed running, blows in the wardrobe of sealing, and the rotating speed of blower fan is decided according to condenser temperature value T, if T＜T1, the machine low speed that then blows in, if T1≤T＜T2, the machine middling speed of then blowing in, if T 〉=T2, the machine that then blows in is at a high speed; T1 wherein, T2 are the setting value that is pre-stored in the controller;
(B) secondly, the start-stop of compressor is also decided according to condenser temperature value T, if T≤T
The condensation design temperature, then compressor start operation; If T＞T
The condensation design temperature, then stop compressor t1 minute after, detect condenser temperature value T again, treat T≤T
The condensation design temperatureThe time, drive compressor again;
In above-mentioned steps, clothes drying function is opened the back controller and is begun to read humidity value H simultaneously, if H＞H1 then carries out step (A); If H≤H1, then kept blower fan and compressor behavior and timing t3 minute, in t3 minute, if humidity gos up, i.e. H＞H1, then reclocking finished until t3 minute;
Then, open chlorination equipment and sterilized automatically t4 minute, the drying step finishes.
2, control method as claimed in claim 1; it is characterized in that: this clothes-drying method is manually start, automatic operation, autostop; also comprise the following steps: before the above-mentioned drying step and will put into the drying cabinet by dry clothing; and fasten the cabinet door; connect power supply then; the The whole control system initialization; dry condenser temperature sensor in the unit, evaporator temperature sensor, and humidity sensor sample respectively condenser temperature value T, evaporator temperature value T ', and humidity value H, controller reads above-mentioned sampled value.
3, control method as claimed in claim 1; it is characterized in that: this control method also can comprise the method that a pair of room air dries; this drying method is independent of drying and sterilizing function, is manually start, automatic operation, manual shut-down, and the step of this drying method is:
At first, open the valve of drying cabinet, connect power supply, controller reads condenser temperature value T, evaporator temperature value T ', reaches humidity value H;
Secondly, the manually opened function of drying, blower fan begins low-speed running, and the valve by wardrobe is to indoor air-supply, air draught; The rotating speed of blower fan is decided according to condenser temperature value T, if T＜T1, the machine low speed that then blows in, if T1≤T＜T2, the machine middling speed of then blowing in, if T 〉=T2, the machine that then blows in is at a high speed; T1 wherein, T2 are the setting value that is pre-stored in the controller;
Once more, the start-stop of compressor is also decided according to condenser temperature value T, if T≤T
The condensation design temperature, then compressor start operation; If T＞T
The condensation design temperature, then stop compressor t1 minute after, detect condenser temperature value T again, treat T≤T
The condensation design temperatureThe time, drive compressor again;
In above-mentioned steps, controller constantly reads humidity value H ', if H '＜H1 ', wherein H1 ' is for setting humidity value, then compressor autostop; If H ' 〉=H1 ', compressor is Auto Power On again;
User's manual-lock dries function key and finishes this program of drying.
4, as claim 1 or 3 described control methods; it is characterized in that: this control method can comprise that also one is independent of the sterilization method of above-mentioned drying and drying method; this sterilization method is manual startup-shutdown; the user puts into clothing to be sterilized the drying cabinet and closes cabinet behind the door; manually opened sterilizing function; chlorination equipment in the cabinet is opened also and is carried out disinfection, then manual-lock sterilizing function key more as required.
5, as claim 1 or 3 described control methods, it is characterized in that: following numerical value is the setting value that is pre-stored in the controller, wherein T1=35 ℃; T2=40 ℃; H1=45%; H1 '=55%; T1=15 minute, t3=30 minute; T4=30 minute; T
The condensation design temperatureBe 45 ℃～53 ℃ adjustable, adjust and to be spaced apart 1 ℃.
6, control method as claimed in claim 1 is characterized in that: this clothes-drying method also comprises the control step of an auxiliary electro-heat device (A): controller reads condenser temperature value T, if T＞T3 then need not drive auxiliary electro-heat device (A); If T≤T3, then open auxilliary heat (A), when T is heated when rising to T4, promptly T 〉=T4 then closes auxilliary heat (A); Wherein T3=40 ℃, T4=44 ℃.
7, control method as claimed in claim 3, it is characterized in that: this drying method also comprises the control step of an auxiliary electro-heat device (B), the start-stop of this auxiliary electro-heat device (B) is controlled according to evaporator temperature value T ', if T '＞T3 ' then need not open auxiliary electro-heat device B; If T '≤T3 ', then open auxilliary hot B, when T ' is heated when rising to T4 ', promptly T ' 〉=T4 ' then closes auxilliary hot B; Wherein T3 '=8 ℃, T4 '=12 ℃.
8, a kind of multifunction clothes drying babinet control system of method according to claim 1 that realizes, be used to control one in the drying cabinet (1) dry unit (2), a blower fan (27), and a chlorination equipment (13) treat the drying thing and carry out drying, sterilization, and room air dried, it is characterized in that:
This control system comprises:
One controller (3), this controller (3) is provided with a cpu chip (314), is the core of The whole control system, the startup-shutdown or the display operation of each device of control;
One evaporator temperature sensor (221) is installed on the top of evaporimeter (22);
One condenser temperature sensor (231) is installed on the efferent duct of condenser (23) bottom;
One humidity sensor (222) is installed on the air inlet place of evaporimeter (22);
The sensor is accepted the instruction of cpu chip (314) respectively, transmits sensor parameter to it;
This blower fan (27) is located at the bottom of this drying cabinet, blows in wardrobe (1) according to the instruction that controller (3) sends;
This unit that dries (2), be responsible for the moisture in the cabinet inner circulating air is removed, be located at the bottom of this drying cabinet, be one to include the closed cycle unit of cold-producing medium, comprise compressor (21), blast pipe (26), condenser (22), flow controller (24), evaporimeter (23), air intake duct (25) successively, return compressor (21), the instruction startup-shutdown that this compressor (21) sends according to controller (3);
This chlorination equipment (13) is located at the top in this drying cabinet, and the instruction of sending according to controller (3) carries out disinfection to clothing in the cabinet.
9, control system as claimed in claim 8, it is characterized in that: this controller (3) is made up of a main control board (31) and an operation display circuit board (32), this cpu chip (314) promptly is located on this main control board (31), and the model of this cpu chip (314) is 8031;
This main control board also is provided with on (31): expansion parallel interface chip (315), and model is 8255, expands cpu chip (314) interface; ROM memory chip (316), model are 27256, store humiture and time setting value, working procedure in it; Latch chip (317), model are 373, are responsible for latching and the affirmation of OPADD of OPADD sign indicating number; Stimulus part (318) mainly comprises an A/D conversion chip 3181, and model is 0809, and its analog quantity signal of telecommunication with temperature, humidity sensor collection is converted to data signal and sends into governor circuit; Clock generator circuit (319) transmits corresponding time variable signal according to the instruction timing of function circuit and governor circuit and to display circuit and governor circuit; Said chip all is connected with this cpu chip (314);
Comprise on this operation display circuit board (32): charactron (321) is that multidigit shows, humidity or ambient humidity according to the instruction of cpu chip (314) and in the display case; Function button group (322) comprises drying button (3221), the button that dries (3222), sterilization button (3223), selects every function of trunk wardrobe for the user; Indicator lamp group (323) is made up of high brightness LED, is divided into drying indicator lamp (3231), the indicator lamp that dries (3232), sterilization indicator lamp (3233), reaches power supply indicator (3234), lights between the operating period in every function; Above-mentioned charactron, function button group and indicator lamp group all are installed on the front portion of wardrobe (1); In addition, this operation display circuit board (32) also comprises output circuit part (324), be connected with cpu chip (314), and be connected with seven relays (3241～3247), these seven relays connect auxiliary electro-heat device A, the control of blower fan low speed, the control of blower fan middling speed, blower fan High-speed Control, auxiliary electro-heat device B, compressor control and disinfection by ultraviolet light fluorescent tube respectively, and this output circuit part (324) is accepted the instruction of cpu chip (314) and start-stop of controlling above-mentioned each device by the adhesive and the disconnection of these seven relays (3241～3247).
10, control system as claimed in claim 8, it is characterized in that: this main control board (31) seals the moistureproof processing of silica gel through two-sided being coated with respectively with this operation display circuit board (32), this main control board (31) is installed on the rear portion of multifunction clothes drying babinet, and this operation display circuit board (32) is installed on the front upper place of drying cabinet (1), and the two interconnects by cable.
11, control system as claimed in claim 8 is characterized in that: this unit that dries (2) also comprises:
One auxiliary electro-heat device (A) is located at the front portion of condenser 22, carries out drying temperature in service at the trunk wardrobe and crosses and heat with quick drying when low;
One auxiliary electro-heat device (B) is located at the air inlet place of evaporimeter 23, and it is in service as auxiliary thermal source to dry at the trunk wardrobe.
12, control system as claimed in claim 8 is characterized in that: this chlorination equipment (13) is a disinfection by ultraviolet light fluorescent tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02128989 CN1227404C (en) | 2002-08-26 | 2002-08-26 | Multifunction clothing drying cabinet control method and control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02128989 CN1227404C (en) | 2002-08-26 | 2002-08-26 | Multifunction clothing drying cabinet control method and control system |
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| Publication Number | Publication Date |
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| CN1478946A true CN1478946A (en) | 2004-03-03 |
| CN1227404C CN1227404C (en) | 2005-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 02128989 Expired - Fee Related CN1227404C (en) | 2002-08-26 | 2002-08-26 | Multifunction clothing drying cabinet control method and control system |
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| CN (1) | CN1227404C (en) |
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