CN112239942A - Control method for drying down jackets - Google Patents
Control method for drying down jackets Download PDFInfo
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- CN112239942A CN112239942A CN201910645966.3A CN201910645966A CN112239942A CN 112239942 A CN112239942 A CN 112239942A CN 201910645966 A CN201910645966 A CN 201910645966A CN 112239942 A CN112239942 A CN 112239942A
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Abstract
The invention discloses a control method for drying down jackets, which is characterized by comprising the following steps: and a first humidity detection and judgment step, namely detecting to obtain a first humidity value, judging whether the first humidity value is greater than a first reference humidity, if so, entering a first drying stage, and otherwise, entering a second drying stage. In the first drying stage, the temperature is controlled not to exceed the first reference temperature through the opening and closing of the heating part, so that the damage of high temperature to the down jacket is avoided, and the performance of the down jacket is protected; breathe the flow for the clothing can fully be extended, make the amount of wind can pass the clothing extruded position itself, promote the stoving degree of consistency. In the second drying stage, the temperature is controlled not to exceed a third reference temperature, and the third reference temperature is set to be lower than the first reference temperature due to the fact that the humidity is lower than that in the first drying stage, so that the performance of the down jacket is protected; the flapping flow is beneficial to flapping the bulk down feather caused in the washing process, and the drying efficiency and the drying uniformity are improved.
Description
Technical Field
The invention belongs to the technical field of clothes treatment equipment, and particularly relates to a control method for drying down jackets.
Background
The structure of the down jacket is more complex than that of a common coat, the outer fabric of the down jacket is mostly thin and compact terylene, chinlon and the like which form fabrics with high strength, softness and smoothness and for improving the cold-proof effect, and the surface of a plurality of down jackets is provided with a synthetic resin coating or is finished by resin, so that the down jacket has better waterproof and air-permeable performance but is not wear-resistant; the middle layer of the down jacket generally comprises an anti-seepage layer which is used for preventing down from penetrating into the down jacket and is mainly composed of non-woven fabrics, so that the down jacket is low in strength and cannot resist frequent pulling; the down jacket is filled with goose down or duck down, so that the problems of poor stability, easy conglomeration during overturning, long drying time and the like exist.
The existing washing and drying integrated machine or dryer usually has no special down jacket drying program, and the user usually carries out drying treatment in a natural drying or conventional drying mode after washing; in the existing drying procedure, the temperature in the cylinder is 85-110 ℃, the rotation mode is single turnover drying, the rotation speed is 45-60 rpm, and the following problems can occur when the existing procedure is used for drying down jackets: when the down jacket is in a high-temperature and high-humidity state in the drying process, the humidity and heat resistance temperature of the nylon of the outer-layer fabric is less than 60 ℃, the fiber breaking strength under high temperature and high humidity is obviously reduced, the modulus is obviously reduced, the nylon can be obviously shrunk in the length direction and can not be recovered in the setting process, the resin coating on the surface layer can be wrinkled and bulged due to the shrinkage of the fabric, and the nylon of the roller can be accelerated to fall off due to the rotational wear of; meanwhile, the stability of the inner down feather is poor after moisture absorption, and the inner down feather are mutually adhered under the rotation action of the roller to form a dough shape, and because the surface fabric has certain waterproofness, the moisture of the inner down feather is not easy to be dispersed, the drying time can be prolonged, and the abrasion caused by the rotation can be inevitably increased due to the extension of the time; in addition, the down jackets are easy to shrink and deform due to the chinlon such as sewing threads, zippers, buttons and the like and metal products at high temperature; therefore, the functionality and the service life of the down jacket can be seriously influenced by using the existing program to dry the down jacket.
The above information disclosed in this background section is only for enhancement of understanding of the background of the application and therefore it may comprise prior art that does not constitute known to a person of ordinary skill in the art.
Disclosure of Invention
The invention provides a control method for drying down jackets, aiming at solving the technical problems that the existing drying procedure is not suitable for the down jackets, the functions of the down jackets are easy to damage and the service lives of the down jackets are shortened.
In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:
a control method for drying down jackets comprises the following steps:
a first humidity detection and judgment step, namely detecting to obtain a first humidity value, judging whether the first humidity value is greater than a first reference humidity, if so, entering a first drying stage, and otherwise, entering a second drying stage;
in the first drying stage, the rotation of the drying drum is controlled at least to include a breathing process for stretching down jackets, a first temperature value is obtained through detection, whether the first temperature value is greater than a first reference temperature or not is judged, if yes, the heating part is controlled to be in a closed state, and if not, the heating part is controlled to be in an open state; then detecting to obtain a second humidity value;
in the second drying stage, the rotation of the drying drum is controlled to at least comprise a beating process for beating the scattered bulk down; detecting to obtain a third temperature value, judging whether the third temperature value is greater than a third reference temperature, if so, controlling the heating part to be in a closed state, and otherwise, controlling the heating part to be in an open state; then detecting to obtain a third humidity value;
the first reference temperature is greater than a third reference temperature.
Further, in the first drying stage, after detecting and obtaining a second humidity value, judging whether the second humidity value is greater than the first reference humidity, if not, entering a second drying stage, if so, detecting and obtaining a second temperature value, and judging whether the second temperature value is less than a second reference temperature, wherein the second reference temperature is less than the first reference temperature.
Further, whether the second temperature value is smaller than a second reference temperature or not is judged, if yes, the heating component is controlled to be in an opening state, and if not, the heating component is controlled to be in a closing state; and then judging whether the drying stage is finished or not.
And further, judging whether the drying stage is finished or not, obtaining a fourth humidity value through detection, judging whether the fourth humidity value is smaller than or equal to a third reference humidity or not, if so, entering a cooling stage, and otherwise, entering a first humidity detection and judgment stage.
Further, the third reference humidity is 30% to 40%.
Furthermore, the breathing process is that the drying drum alternately operates according to a third rotating speed and a fourth rotating speed, and the third rotating speed is less than the fourth rotating speed.
Further, the third rotating speed is 35 rpm/min-60 rpm/min.
Further, the fourth rotating speed is 60 rpm/min-160 rpm/min.
Further, the operating time of the third rotational speed is equal to the operating time of the fourth rotational speed
Furthermore, the running time of the third rotating speed is 0-20 s.
Furthermore, the running time of the fourth rotating speed is 0-20 s.
Further, in the first drying stage, the rotation of the drying drum further includes a first constant speed flow, and the first constant speed flow is that the drying drum rotates at intervals according to the first rotation speed.
Further, the first constant speed flow and the breathing flow are alternately performed.
Further, the first rotating speed is 35 rpm/min-55 rpm/min.
Furthermore, in each operation period of the first constant speed flow, the rotation time of the drying drum is 0-120 s, and the stop time is 0-30 s.
Further, in the first drying stage, when the second humidity value is greater than or equal to the second reference humidity, the rotation of the drying drum adopts a first constant speed process, and when the second humidity value is less than the second reference humidity, the rotation of the drying drum at least comprises a breathing process; the second reference humidity is greater than the first reference humidity.
Further, the second reference humidity is 90% -95%.
Furthermore, in the first drying stage, the rotation of the drying drum further comprises a beating flow, a first uniform flow and a second uniform flow, and the beating flow, the first uniform flow, the breathing flow and the second uniform flow are sequentially and alternately operated.
Furthermore, in the first drying stage, the rotation of the drying drum further comprises at least one of a beating process, a first constant speed process and a second constant speed process, and all the processes are sequentially and alternately operated.
Furthermore, in a second drying stage, the rotation of the drying drum further comprises a first uniform flow, a breathing flow and a second uniform flow, and the flapping flow, the first uniform flow, the breathing flow and the second uniform flow are sequentially and alternately operated.
Further, in the second drying stage, after the third humidity value is detected, whether the third humidity value is greater than the first reference humidity is judged, if yes, the first drying stage is started, otherwise, a fourth temperature value is detected, whether the fourth temperature value is less than a fourth reference temperature is judged, and the fourth reference temperature is less than the third reference temperature.
Further, whether the fourth temperature value is smaller than a fourth reference temperature or not is judged, if yes, the heating component is controlled to be in an opening state, and if not, the heating component is controlled to be in a closing state; and then judging whether the drying stage is finished or not.
Further, the beating process is that the drying cylinder accelerates forward and backward rotation, so that the down feather falls off from a high position.
Further, in the beating process, the maximum rotating speed of the drying cylinder is 70 rpm/min-100 rpm/min, and the acceleration is 100-180 rpm/min2。
Further, when the beating process is operated, the temperature of the motor is detected, and when the temperature of the motor is greater than or equal to the set monitoring temperature, the process is stopped, and the next process is started.
Further, when the motor temperature is lower than the set detection temperature, the process is continued.
Further, in a second drying stage, the rotation of the drying drum further includes a second constant speed flow, and the second constant speed flow is that the drying drum rotates at intervals according to a second rotation speed.
Further, the second rotating speed is 35 rpm/min-55 rpm/min.
Furthermore, in each operation cycle of the second constant speed process, the rotation time of the drying drum is 0-120 s, and the stop time is 0-30 s.
Further, the first reference humidity is 60% to 70%.
Further, it is preferable to set the first reference humidity to 65%.
Further, the humidity detection is detected air outlet humidity, detected air inlet humidity or detected humidity in the drying cylinder.
Further, the temperature is detected as the detected temperature of the air outlet, or the detected temperature of the air inlet, or the detected temperature in the drying cylinder.
Compared with the prior art, the invention has the advantages and positive effects that: by detecting and judging the first humidity value, the first drying stage is carried out when the humidity is high, and the second drying stage is carried out when the humidity is low; in the first drying stage, the temperature is controlled not to exceed the first reference temperature through the opening and closing of the heating part, so that the damage of high temperature to the down jacket is avoided, and the performance of the down jacket is protected; the rotation of drying drum includes at least breathing flow in first stoving stage for the clothing can fully be stretched, makes the amount of wind can pass the extruded position of clothing itself, promotes the stoving degree of consistency. In the second drying stage, the temperature is controlled not to exceed a third reference temperature, and the third reference temperature is set to be lower than the first reference temperature due to the fact that the humidity is lower than that in the first drying stage, so that the performance of the down jacket is protected; the rotation of the drying drum at the second drying stage at least comprises a beating flow, which is beneficial to beating and scattering the bulk down feather caused in the washing process, and improves the drying efficiency and the drying uniformity. By the control method, the damage to the function of the down jacket and the reduction of the service life of the down jacket in the drying process are avoided, the performance of the down jacket is effectively protected, and the drying efficiency and the drying uniformity are favorably improved.
Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a flowchart of a first embodiment of a control method for drying down jackets in accordance with the present invention;
FIG. 2 is a flowchart of a second embodiment of a method for controlling drying of down jackets;
fig. 3 is a flowchart of a control method for drying down jackets according to a third embodiment of the present invention;
fig. 4 is a flowchart of a fourth embodiment of the control method for drying down jackets in accordance with the present invention;
fig. 5 is a flowchart of a fifth embodiment of the control method for drying down jackets in accordance with the present invention;
FIG. 6 is a flowchart of a sixth embodiment of a control method for drying down jackets in accordance with the present invention;
fig. 7 is a flowchart of a seventh embodiment of a control method for drying down jackets according to the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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.
In the description of the present invention, it is to be understood that the terminology used is for the purpose of describing the invention only and is not intended to be limiting, since it is not intended to indicate or imply that the apparatus or components so referred to must be in a particular orientation, constructed and operated in a particular orientation. Moreover, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
Example one
Referring to fig. 1, which is a first embodiment of a method for controlling down jackets, the method for controlling down jackets includes a drying drum, a heating unit, a temperature detecting unit, and a humidity detecting unit, and controls a washing machine to execute a drying procedure according to the following steps after a down jacket drying mode start signal is detected.
S10, a first humidity detection and judgment step, namely detecting to obtain a first humidity value RH1, judging whether the first humidity value RH1 is larger than a first reference humidity RH01, if so, entering a first drying stage, and otherwise, entering a second drying stage.
According to the difference of the humidity, different drying stages are carried out, the first drying stage is carried out when the humidity is high, and the second drying stage is carried out when the humidity is low. For the detection of the humidity, a humidity sensor or other humidity detection components can be adopted; the installation position of the humidity detection component can be arranged at the air outlet, or the air inlet, or the drying cylinder, or the outer cylinder of the washing and drying integrated machine, namely, the humidity detection component is used for detecting the humidity at the outlet, or the humidity at the air inlet, or the humidity in the drying cylinder, and is preferably set to detect the humidity in the drying cylinder. The first reference humidity RH01 can be set in the system or determined by detecting the environment or clothes; the first reference humidity RH01 has different system setting values according to the installation position of the humidity detection component, and when the first humidity value RH1 is the humidity in the drying cylinder, the first reference humidity RH01 is set to 60% to 65%, and preferably the first reference humidity RH01 is set to 65%.
In order to facilitate the distinction between the humidity values detected by the humidity detecting component in real time or at regular time in different stages or steps, the humidity values are respectively defined as a first humidity value, a second humidity value and a third humidity value. The humidity value detected by one humidity detecting component can be detected, or the humidity value can be detected by different humidity detecting components in different stages or steps.
S20, in a first drying stage, controlling the rotation of a drying drum to at least comprise a breathing process for unfolding the down jacket, detecting to obtain a first temperature value T1, judging whether the first temperature value T1 is greater than a first reference temperature T01, if so, controlling the heating component to be in a closed state, otherwise, controlling the heating component to be in an open state; and then detecting to obtain a second humidity value RH 2.
In the first drying stage, the temperature is controlled not to exceed the first reference temperature T01 through the opening and closing of the heating component, so that the damage of high temperature to the down jacket is avoided, and the performance of the down jacket is protected; the rotation of drying drum includes at least breathing flow in first stoving stage for the clothing can fully be stretched, makes the amount of wind can pass the extruded position of clothing itself, promotes the stoving degree of consistency.
The temperature detection can be detected air outlet temperature, detected air inlet temperature or detected temperature in the drying cylinder. The reference temperature is set differently according to the installation position of the temperature sensing part and the type of the dryer. In order to facilitate distinguishing among different stages or steps, the temperature values detected by the temperature detection component in real time or at regular time are respectively defined as a first temperature value, a second temperature value, a third temperature value and a fourth temperature value. The temperature value detected by one temperature detection component can be detected, and the temperature value can also be detected by different temperature detection components in different stages or steps.
S30, in a second drying stage, the rotation of the drying cylinder is controlled to at least comprise a beating process for beating the scattered clustered down; detecting to obtain a third temperature value T3, judging whether the third temperature value T3 is greater than a third reference temperature T02, if so, controlling the heating component to be in a closed state, otherwise, controlling the heating component to be in an open state; then, a third humidity value is detected, and the first reference temperature T01 is greater than the third reference temperature T03.
In the second drying stage, the temperature is controlled not to exceed the third reference temperature T03, the third reference temperature T03 is set to be lower than the first reference temperature T01 because the humidity is lower than that in the first drying stage, the temperature is controlled in a higher range in the first drying stage with high humidity, and the temperature is controlled in a reduced range in the second drying stage with reduced humidity, so that the performance of the down jacket is protected, and the drying efficiency is improved; the rotation of the drying drum at the second drying stage at least comprises a beating flow, which is beneficial to beating and scattering the bulk down feather caused in the washing process, and improves the drying efficiency and the drying uniformity. By the control method, the damage to the function of the down jacket and the reduction of the service life of the down jacket in the drying process are avoided, the performance of the down jacket is effectively protected, and the drying efficiency and the drying uniformity are favorably improved.
S21, after the second humidity value RH2 is obtained in the first drying stage through detection, whether the second humidity value RH2 is larger than the first reference humidity RH01 or not is judged, if not, the second drying stage is started, if yes, the first drying stage is continued, and S22 is started.
And determining whether to enter the second drying stage or to continue to be in the first drying stage by detecting and judging the humidity again in the first drying stage.
S22, detecting to obtain a second temperature value T2, and judging whether the second temperature value T2 is smaller than a second reference temperature T02, if so, controlling the heating component to be in an opening state, otherwise, controlling the heating component to be in a closing state; then judging whether the drying stage is finished or not; the second reference temperature T02 is less than the first reference temperature T01.
In the first drying stage, the humidity is further reduced along with the evaporation of the moisture, and the control temperature is further reduced at the moment, so that the protection of the down jacket is ensured.
The breathing process is that the drying drum alternately operates according to a third rotation V3 and a fourth rotation V4, and the third rotation V3 is smaller than the fourth rotation V4. The breathing process is alternately operated at a high rotating speed and a low rotating speed, so that the full extension of the down jacket is facilitated, the air quantity can penetrate through the extruded part of the down jacket, and the drying uniformity and the drying efficiency are improved. The fourth speed V4 is preferably set to be greater than 1.5 times the third speed V3, preferably the third speed V3 is 35 rpm/min to 60 rpm/min, the fourth speed V4 is 60 rpm/min to 160 rpm/min, and rpm/min is rpm/min. And the running time of the third rotation V3 is preferably the same as the running time of the fourth rotation V4, preferably the running time of the third rotation V3 is 0-20 s, and the running time of the fourth rotation V4 is 0-20 s.
S31, after the third humidity value RH3 is obtained through detection in the second drying stage, whether the third humidity value RH3 is larger than the first reference humidity RH01 or not is judged, if yes, the first drying stage is started, if not, the second drying stage is continued, and a fourth temperature value T4 is obtained through detection.
And determining whether to enter the first drying stage or to continue to be in the second drying stage by detecting and judging the humidity again in the second drying stage.
S32, detecting to obtain a fourth temperature value T4, and judging whether the fourth temperature value T4 is smaller than a fourth reference temperature T04, if so, controlling the heating component to be in an opening state, otherwise, controlling the heating component to be in a closing state; then, S40 is carried out to judge whether the drying stage is finished; the fourth reference temperature T04 is less than the third reference temperature T03.
In the second drying stage, the humidity is further reduced along with the evaporation of the moisture, and the control temperature is further reduced at the moment, so that the protection of the down jacket is ensured.
The flow of patting is drying section of thick bamboo positive and negative rotation with higher speed for down jackets rises to drying section of thick bamboo highest position after, drops perpendicularly, is favorable to "patting the bulk eiderdown that causes in the scattered washing process, promotes drying efficiency and stoving degree of consistency.
In the beating process, the maximum rotating speed of the drying cylinder is 70 rpm/min-100 rpm/min, and the acceleration is 100-180 rpm/min2. The beating process easily causes the motor to generate heat, the duration time of the motor can be controlled through the temperature of the motor, the temperature of the motor is detected when the beating process is operated, the process is stopped when the temperature of the motor is larger than or equal to the set monitoring temperature, the next process is started, and the process is continued when the temperature of the motor is smaller than the set detection temperature. The set monitoring temperature is preferably (motor protection temperature-10 ℃) to the motor protection temperature.
And S40, judging whether the drying stage is finished, obtaining a fourth humidity value RH4 through detection, judging whether the fourth humidity value RH4 is smaller than or equal to a third reference humidity RH03, if so, entering a cooling stage, and otherwise, entering a first humidity detection and judgment stage S10.
Determining to enter the cooling stage of S50 or to return to the first humidity detecting and judging stage of S10 by detecting and judging humidity again; RH03 may be a system setting for the third reference humidity, or determined from RH 01; the third reference humidity RH03 is preferably set to 30% to 40%.
Example two
Referring to fig. 2, the second embodiment is to add a rotation flow of the drum in the first drying stage on the basis of the first embodiment; the second embodiment differs from the first embodiment mainly in that: the first drying stage adopts different drying drum rotation processes, and adds a first constant speed process, and the others can adopt the same processes as the first embodiment.
In the first drying phase, the rotation of the drying drum further includes a first constant speed process, where the first constant speed process is that the drying drum rotates at intervals according to a first rotation speed V1, that is, the rotation speed and the spin-down time are constant values. The first constant-speed flow and the breathing flow are alternately carried out, and the running time of the first constant-speed flow is the same as that of the breathing flow; the first rotating speed is 35 rpm/min-55 rpm/min, the preferred first rotating speed is 45 rpm/min-50 rpm/min, and the rpm/min is revolution/min; in each operation period of the first constant speed flow, the rotation time of the drying drum is 0-120 s, the stop time is 0-30 s, and the rotation time of the drying drum is preferably set to be 3-4 times of the stop time.
EXAMPLE III
Referring to fig. 3, the third embodiment is to add a rotation flow of the drum in the first drying stage on the basis of the first embodiment; the main differences between the third embodiment and the first embodiment are: the rotation flow of the drying drum is different, the rotation flow of the drying drum is controlled according to the humidity in the first drying stage, and the other steps can be the same as the first embodiment.
In the first drying stage, when the second humidity value RH2 is greater than or equal to the second reference humidity RH02, the rotation of the drying drum adopts a first constant speed flow; when the second humidity value RH2 is less than the second reference humidity RH02, the rotation of the drying drum includes at least a breathing process; the second reference humidity RH02 is greater than the first reference humidity RH 01. Of course, the second humidity value RH2 must be greater than the first reference humidity RH01, otherwise the second drying stage is entered. The second reference humidity is preferably set to 90% to 95%, the first reference humidity RH01 is set to 60% to 65%, and RH01 is preferably set to 65%. The first constant speed flow is that the drying drum runs according to a first rotating speed and a set rotating/stopping time, the first rotating speed is 35-55 rpm/min, and the preferred first rotating speed is 45-50 rpm/min.
After the first drying stage is started, if the humidity is higher and is greater than or equal to the second reference humidity RH02, adopting a first constant speed flow for quick drying; if the humidity is less than the second reference humidity RH02, a breathing process is adopted, so that the down jacket is stretched, and the penetration of the air quantity to the down degree is increased.
Example four
Referring to fig. 4, the fourth embodiment is to add a rotation flow of the drying drum on the basis of the third embodiment; the main differences between the fourth embodiment and the third embodiment are: the drying drum adopted is different in rotation flow, and the other steps can be the same as the third embodiment.
When the second humidity value RH2 is less than the second reference humidity RH02, the rotation of the drying drum further includes at least one of a tapping process, a first constant speed process and a second constant speed process, and at this time, the rotation of the drying drum includes at least two processes, and all the processes are operated alternately. For example, the rotation of the drying drum comprises a plurality of combinations of a breathing flow and a first constant speed flow, or a breathing flow and a second constant speed flow, or a breathing flow and a beating flow, or a breathing flow and a first constant speed flow and a second constant speed flow, or a beating flow, a first constant speed flow, a breathing flow and a second constant speed flow. Preferably, the breathing process and the first constant speed process are alternately operated.
The second constant speed process is that the drying drum operates according to a second rotating speed V2 and a set rotating/stopping time, the second rotating speed V2 is 35-55 rpm/min, the preferred second rotating speed is 40-45 rpm/min, in each operating cycle of the second constant speed process, the rotating time of the drying drum is 0-120 s, the stopping time is 0-30 s, and the rotating time of the drying drum is preferably set to be 3-4 times of the stopping time. The second rotational speed V2 is preferably set to be less than the second rotational speed V1.
EXAMPLE five
Referring to fig. 5, a fifth embodiment is to add a rotation flow of the drying drum on the basis of the first embodiment; the fifth embodiment differs from the first embodiment mainly in that: the drying drum rotating flow adopted is different, and other steps can be adopted as same as the first embodiment.
The rotation of the drying drum further comprises at least one of a beating flow, a first constant speed flow and a second constant speed flow, at the moment, the rotation of the drying drum at least comprises two flows, and all the flows are operated alternately. For example, the rotation of the drying drum comprises a plurality of combinations of a breathing flow and a first uniform flow, or a breathing flow and a second uniform flow, or a breathing flow and a beating flow, or a breathing flow and a first uniform flow and a second uniform flow, or a beating flow, a first uniform flow, a breathing flow and a second uniform flow. Preferably, the breathing process and the first constant speed process are alternately operated.
EXAMPLE six
Referring to fig. 6, a sixth embodiment is to add a rotation flow of the drum in the second drying stage on the basis of the first embodiment; the sixth embodiment differs from the first embodiment mainly in that: the adopted drying drum has different rotation processes, a second constant speed process is added, and the other processes can be the same as the first embodiment.
In the second drying stage, the rotation of the drying drum further includes a second constant speed flow, where the second constant speed flow is that the drying drum rotates at intervals according to a second rotation speed V2, that is, the rotation speed and the spin-down time are constant values. The breathing process and the second constant speed process alternately run, and the running time of the first constant speed process is the same as that of the breathing process; the parameters of the second rotation speed V2 are selected as in the fourth embodiment.
EXAMPLE seven
Referring to fig. 7, a seventh embodiment is to add a rotation flow of the drying drum on the basis of the first embodiment; the seventh embodiment differs from the first embodiment mainly in that: the drying drum rotating flow adopted is different, and other steps can be adopted as same as the first embodiment.
In the second drying stage, the rotation of the drying drum further includes at least one of a first constant speed flow, a breathing flow and a second constant speed flow, and at this time, the rotation of the drying drum includes at least two flows, and all the flows are operated alternately. Preferably, the beating process, the first uniform velocity process, the breathing process and the second uniform velocity flow are alternately operated.
The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.
Claims (10)
1. A control method for drying down jackets is characterized by comprising the following steps:
a first humidity detection and judgment step, namely detecting to obtain a first humidity value, judging whether the first humidity value is greater than a first reference humidity, if so, entering a first drying stage, and otherwise, entering a second drying stage;
in the first drying stage, the rotation of the drying drum is controlled at least to include a breathing process for stretching down jackets, a first temperature value is obtained through detection, whether the first temperature value is greater than a first reference temperature or not is judged, if yes, the heating part is controlled to be in a closed state, and if not, the heating part is controlled to be in an open state; then detecting to obtain a second humidity value;
in the second drying stage, the rotation of the drying drum is controlled to at least comprise a beating process for beating the scattered bulk down; detecting to obtain a third temperature value, judging whether the third temperature value is greater than a third reference temperature, if so, controlling the heating part to be in a closed state, and otherwise, controlling the heating part to be in an open state; then detecting to obtain a third humidity value;
the first reference temperature is greater than a third reference temperature.
2. The control method according to claim 1, wherein in the first drying stage, after detecting the second humidity value, determining whether the second humidity value is greater than the first reference humidity, if not, entering the second drying stage, if so, detecting the second temperature value, and determining whether the second temperature value is less than the second reference temperature, wherein the second reference temperature is less than the first reference temperature.
3. The control method according to claim 2, characterized by judging whether the second temperature value is less than a second reference temperature, if so, controlling the heating member to be in an on state, otherwise, controlling the heating member to be in an off state; and then judging whether the drying stage is finished or not.
4. The control method of claim 1, wherein the breathing process is performed by alternately operating the drying drum at a third rotational speed and a fourth rotational speed, and the third rotational speed is less than the fourth rotational speed.
5. The method of claim 1, wherein the rotating of the drum during the first drying stage further comprises a first constant speed process, wherein the first constant speed process is that the drum rotates at first rotation speed intervals.
6. The control method of claim 1, wherein in the first drying stage, when the second humidity value is greater than or equal to the second reference humidity, the drum rotates in a first constant speed flow, and when the second humidity value is less than the second reference humidity, the drum rotates in at least a breathing flow; the second reference humidity is greater than the first reference humidity.
7. The control method according to any one of claims 1 to 6, characterized in that in the second drying stage, after detecting the third humidity value, it is determined whether the third humidity value is greater than the first reference humidity, if so, the first drying stage is entered, otherwise, a fourth temperature value is detected, and it is determined whether the fourth temperature value is less than a fourth reference temperature, which is less than the third reference temperature.
8. The control method according to claim 7, characterized by judging whether the fourth temperature value is less than a fourth reference temperature, if so, controlling the heating part to be in an on state, otherwise, controlling the heating part to be in an off state; and then judging whether the drying stage is finished or not.
9. The control method as claimed in any one of claims 1 to 6, wherein the beating process is a drying drum accelerating forward and backward rotation, so that the down feather is subjected to high falling.
10. The control method according to any one of claims 1 to 6, wherein a temperature of the motor is detected while the tapping process is being performed, and when the motor temperature is greater than or equal to a set monitored temperature, the process is stopped and a next process is performed.
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