WO2013088830A1 - Séchoir à linge - Google Patents

Séchoir à linge Download PDF

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Publication number
WO2013088830A1
WO2013088830A1 PCT/JP2012/076574 JP2012076574W WO2013088830A1 WO 2013088830 A1 WO2013088830 A1 WO 2013088830A1 JP 2012076574 W JP2012076574 W JP 2012076574W WO 2013088830 A1 WO2013088830 A1 WO 2013088830A1
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WO
WIPO (PCT)
Prior art keywords
electromagnetic wave
drum
clothes dryer
clothing
clothes
Prior art date
Application number
PCT/JP2012/076574
Other languages
English (en)
Japanese (ja)
Inventor
秀樹 江藤
濱本　将樹
田鶴子 北澤
晃央 小谷
峻之 中
健太郎 岸良
村上　善照
Original Assignee
シャープ株式会社
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Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Publication of WO2013088830A1 publication Critical patent/WO2013088830A1/fr

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    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F34/00—Details of control systems for washing machines, washer-dryers or laundry dryers
    • D06F34/14—Arrangements for detecting or measuring specific parameters
    • D06F34/18—Condition of the laundry, e.g. nature or weight
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02—Characteristics of laundry or load
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/02—Characteristics of laundry or load
    • D06F2103/08—Humidity
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/24—Spin speed; Drum movements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2103/00—Parameters monitored or detected for the control of domestic laundry washing machines, washer-dryers or laundry dryers
    • D06F2103/64—Radiation, e.g. microwaves
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/28—Electric heating
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F2105/00—Systems or parameters controlled or affected by the control systems of washing machines, washer-dryers or laundry dryers
    • D06F2105/46—Drum speed; Actuation of motors, e.g. starting or interrupting
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/02—Domestic laundry dryers having dryer drums rotating about a horizontal axis
    • D06F58/04—Details 
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F58/00—Domestic laundry dryers
    • D06F58/32—Control of operations performed in domestic laundry dryers 
    • D06F58/34—Control of operations performed in domestic laundry dryers  characterised by the purpose or target of the control
    • D06F58/36—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry
    • D06F58/38—Control of operational steps, e.g. for optimisation or improvement of operational steps depending on the condition of the laundry of drying, e.g. to achieve the target humidity

Definitions

  • the present invention relates to a clothes dryer for drying clothes by rotating a drum containing the clothes.
  • Patent Document 1 A conventional clothes dryer is disclosed in Patent Document 1.
  • This conventional clothes dryer includes a rotating drum, a fan, and a heater.
  • an air flow generated by a fan is heated through a heater and sprayed from the front side of the clothes dryer toward the clothes in the drum.
  • the heated air flow is blown onto the garment, the garment absorbs moisture from the garment and becomes hot and humid, and reaches the location of the fan behind the drum.
  • the hot and humid air is cooled and dehumidified (condensed) by another air flow sucked from the rear of the clothes dryer by the fan, and sent again to the heater.
  • the dehumidified water removed from the clothes is drained below the clothes dryer.
  • a method for detecting the degree of dryness of clothing for example, a method of measuring a temperature change of exhaust using a temperature sensor or a method of measuring a humidity change of exhaust using a humidity sensor is known.
  • the conventional clothes dryer described in Patent Document 1 employs a method using a humidity sensor.
  • the humidity sensor of the clothes dryer is provided at the rear of the drum and at the front of the fan so as to be exposed to the air flow before being condensed at a high humidity and relatively high temperature.
  • the clothes dryer detects the degree of drying of the clothes by measuring the amount of water vapor corresponding to the moisture content of the clothes.
  • Patent Document 2 discloses a conventional clothes dryer that employs another method for detecting the degree of drying of clothes.
  • This conventional clothes dryer attaches two types of wireless IC tags to each piece of clothing, and performs communication with these wireless IC tags.
  • This clothes dryer communicates with one wireless IC tag affixed to clothing in a frequency band with a low water absorption rate to identify clothing, and the other wireless IC tag with a frequency band with a high water absorption rate. Communicating to detect the dryness of clothing.
  • Patent Document 1 since the conventional clothes dryer described in Patent Document 1 detects the water vapor amount of the entire clothes housed in the drum, for example, when moisture is unevenly distributed, this cannot be detected. was there.
  • Patent Document 2 can detect the degree of drying of each piece of clothing, but a wireless IC tag must be attached to each piece of clothing. As a result, there is a problem that this conventional technique is very time-consuming. And it is thought that it is very difficult to apply this prior art to, for example, a domestic clothes dryer.
  • the present invention has been made in view of the above points, and can identify the degree of drying and uneven distribution of moisture as a whole garment with a simple configuration that does not require labor, and preferably grasps the dry state of the garment.
  • An object of the present invention is to provide a clothes dryer capable of performing the above.
  • a clothes dryer of the present invention is a clothes dryer that dries the clothes by rotating a drum containing clothes, and has a frequency of 100 GHz to 120 THz toward the inside of the drum.
  • An electromagnetic wave generating unit that emits the electromagnetic wave
  • an electromagnetic wave detecting unit that detects the electromagnetic wave that has been irradiated by the electromagnetic wave generating unit and passed through the inside of the drum, and a signal that is output from the electromagnetic wave detecting unit that has detected the electromagnetic wave.
  • a calculation unit for calculating a moisture content of the clothing and identifying a dry state.
  • the intensity of the electromagnetic waves changes greatly even if the amount of moisture in the clothes is small. Therefore, according to this configuration, the amount of moisture contained in the garment can be determined by detecting the electromagnetic wave whose intensity has changed after passing through the garment.
  • an electromagnetic wave having a frequency of 100 GHz to 120 THz is an electromagnetic wave that is safe for the human body and has a water absorption coefficient of 10 2 cm ⁇ 1 or more.
  • the electromagnetic wave having a frequency of less than 100 GHz has a possibility that the water absorption coefficient gradually decreases from 10 2 cm ⁇ 1 and the detection accuracy decreases.
  • an electromagnetic wave having a frequency of 120 THz to 1.6 PHz has an absorption coefficient smaller than 10 2 cm ⁇ 1 .
  • the absorption coefficient becomes larger than 10 2 cm ⁇ 1 , but the influence on the human body may be increased.
  • the frequency of the electromagnetic wave is 2.5 THz or less.
  • heat radiation generated when the inside of a clothes dryer becomes high temperature increases as the wavelength becomes longer, peaks at a specific wavelength, and decreases monotonously as the wavelength becomes longer than the peak time.
  • the distribution of thermal radiation varies depending on the temperature. For example, the peak wavelength at about room temperature is about 10 ⁇ m, and the peak wavelength at 80 degrees is about 8 ⁇ m. If an attempt is made to detect the moisture content of clothing using an electromagnetic wave having a wavelength (frequency) with a large amount of thermal radiation, the thermal radiation may appear as noise when the electromagnetic wave is detected. However, in the case of about room temperature, the heat radiation amount becomes about 1 / 1,000 or less of the peak at 2.5 THz or less (wavelength of 120 ⁇ m or more).
  • the frequency at which the amount of heat radiation becomes about 1 / 1,000 or less of the peak becomes lower (the wavelength is longer). Therefore, according to this configuration, since electromagnetic waves having a frequency of 2.5 THz or less (wavelength of 120 ⁇ m or more) are used, the amount of heat radiation at the time of drying becomes smaller than about a thousandth of the peak, and the heat radiation The impact will be sufficiently reduced.
  • the electromagnetic wave generation unit and / or the electromagnetic wave detection unit is disposed outside the drum, and the drum includes an electromagnetic wave transmission unit through which the electromagnetic wave is transmitted.
  • either or both of the electromagnetic wave generation unit and the electromagnetic wave detection unit are arranged outside the drum, so that the clothing is prevented from colliding with them. Therefore, the electromagnetic waves passing through the clothes that are stirred in a natural state are detected without interfering with the movement of the clothes inside the drum.
  • the drum includes a reflection part for reflecting the electromagnetic wave and guiding it to the electromagnetic wave detection part.
  • the drum has the reflecting portion as an integral unit.
  • the electromagnetic wave generation unit and the electromagnetic wave detection unit are integrally configured.
  • the arrangement area of the electromagnetic wave generation unit and the electromagnetic wave detection unit is saved. Therefore, an increase in the size of the clothes dryer is hindered.
  • the electromagnetic wave generation unit and the electromagnetic wave detection unit are provided at a plurality of locations, and the inside of the drum is irradiated with the plurality of electromagnetic waves.
  • the clothes dryer knows the moisture content of the clothes at a plurality of locations. This increases the accuracy of the moisture content of the garment.
  • the clothes dryer having the above-described configuration is characterized by including a scanning unit for scanning the electromagnetic wave with respect to the inside of the drum.
  • the moisture distribution in the clothing in the scanning range is identified.
  • the clothes dryer performs a suitable drying operation using information relating to the distribution of moisture content in the clothes.
  • a rotation cycle detection unit that detects a rotation cycle of the drum is provided, and the calculation unit uses the rotation cycle of the drum detected by the rotation cycle detection unit for the calculation. It is said.
  • the clothes dryer having the above-described configuration further includes a clothes position detection unit that detects the position of the clothes in the drum, and the calculation unit uses the position of the clothes detected by the clothes position detection unit for the calculation. It is characterized by that.
  • the clothes dryer having the above-described configuration includes a water vapor measurement unit that measures the amount of water vapor discharged from the drum, and the calculation unit uses the water vapor amount measured by the water vapor measurement unit for the calculation. Yes.
  • the amount of moisture contained in clothing can be determined by detecting the intensity of electromagnetic waves that have passed through clothing. Therefore, the clothes dryer of the present invention can identify the degree of drying and uneven distribution of moisture as a whole of the clothes with a simple configuration that does not require time and effort. In this way, it is possible to provide a clothes dryer capable of suitably grasping the dry state of clothes.
  • FIG. 1 is a schematic vertical sectional view of a clothes dryer according to a first embodiment of the present invention. It is a block diagram which shows the structure of the clothes dryer of FIG. It is a graph which shows the signal detected by the electromagnetic wave detection part of the clothes dryer of FIG. It is a general
  • FIG. 1 is a schematic vertical sectional view of a clothes dryer
  • FIG. 2 is a block diagram showing the configuration of the clothes dryer.
  • the left side in FIG. 1 is the front side (front) of the clothes dryer, and the right side is the back side (rear).
  • the clothes dryer 1 includes a drum 3, a door 4, a fan 5, an air passage 20, and a heater 21 in a main body housing 2 having a rectangular parallelepiped shape.
  • the clothes dryer 1 includes a motor 6 (see FIG. 2) for rotating the drum 3 and the fan 5.
  • the drum 3 is made of, for example, a metal material having a relatively high thermal conductivity, and is supported so as to be rotatable around a substantially horizontal axis within the body housing 2.
  • the drum 3 includes a plurality of baffles 3a for stirring the clothes C on the inner peripheral surface thereof. Note that the drum 3 is rotated by the motor 6 as described above.
  • a circular opening 3 b is provided on the front surface of the drum 3 and communicates with a circular window portion 2 a opened on the front surface of the main body housing 2.
  • a door 4 that can be opened and closed from the front of the clothes dryer 1 is provided at the window 2 a of the main body housing 2.
  • the door 4 includes a transparent portion so that the inside of the drum 3 can be seen from the outside of the clothes dryer 1. The user can put clothes in and out of the drum 3 by opening the door 4.
  • the fan 5 is disposed inside the air passage 20 on the back side of the drum 3 and is rotated by the motor 6 as described above.
  • the fan 5 is a double-wing fan that circulates air to dry the clothes C inside the drum 3 and operates as a heat exchanger for dehumidification.
  • the air passage 20 includes a high-temperature channel 22 provided on the front side of the fan 5 and a low-temperature channel 23 provided on the back side of the fan 5.
  • the high-temperature flow path 22 is provided with a circulation duct 24 that extends from the back surface to the front surface of the drum 3 through the outside of the drum 3.
  • the circulation duct 24 communicates with the inside of the drum 3 through a blowout port 3 c provided at the lower front portion of the drum 3 and a filter portion 3 d provided at the center of the rear surface of the drum 3.
  • a heater 21 is disposed inside the circulation duct 24 on the downstream side in the air flow direction with respect to the outlet 3c.
  • a drain port 25 for discharging water generated by dehumidification (condensation) of air is provided below the circulation duct 24.
  • the low-temperature flow path 23 is provided with a cooling inlet 26 communicating with the outside of the main body housing 2 on the back surface of the main body housing 2.
  • the low-temperature flow path 23 includes an exhaust duct 27 that extends downward from the location of the fan 5.
  • a cooling exhaust port 28 is provided at the front end of the exhaust duct 27 and on the bottom surface of the main body housing 2.
  • the clothes dryer 1 includes a control unit 7 shown in FIG. 2 for overall operation control.
  • the control unit 7 includes a CPU 8 and other electronic components (not shown).
  • the CPU 8 is a central processing unit, and implements a series of drying operations by controlling components such as the motor 6 and the heater 21 based on programs and data stored and input in the storage unit 9 and the like.
  • the motor 6 and the heater 21 are driven.
  • the drum 3 and the fan 5 rotate, the clothes C are agitated inside the drum 3, and an air flow is generated inside the drum 3 and the air passage 20.
  • the white arrow drawn in FIG. 1 has shown the distribution route and distribution direction of air.
  • the high-temperature flow path 22 of the air passage 20 an air flow is generated which flows in the order inside the drum 3, the filter portion 3 d, the fan 5, the circulation duct 24, the outlet 3 c, and the drum 3.
  • the air flow inside the high-temperature channel 22 is heated at the location of the heater 21, becomes high temperature, and is blown from the outlet 3 c toward the clothing C inside the drum 3.
  • the air blown to the clothing C from the outlet 3c absorbs moisture from the clothing C, passes through the filter portion 3d, and reaches the location of the fan 5.
  • the hot and humid air flow that has absorbed moisture from the clothing C inside the drum 3 and reached the location of the fan 5 is cooled by touching the fan 5. At this time, moisture contained in the air flow is condensed (condensed) and drained from the drain port 25 to the lower side of the clothes dryer 1.
  • the air flow inside the high temperature channel 22 is repeatedly circulated between the high temperature channel 22 and the drum 3 to absorb moisture from the clothing C and dry the clothing C.
  • the clothes dryer 1 of the said structure detects the moisture content of the clothes C using electromagnetic waves, in order to perform more effective drying operation. For this reason, the clothes dryer 1 includes the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 illustrated in FIGS. 1 and 2.
  • FIG. 3 is a graph showing signals detected by the electromagnetic wave detection unit 11 of the clothes dryer 1.
  • the electromagnetic wave generator 10 is provided at a position inside the drum 3 of the window 2a of the main body housing 2 so as not to rotate with the drum 3.
  • the electromagnetic wave generation unit 10 irradiates the electromagnetic wave E inside the drum 3 toward the rear and substantially parallel to the rotation axis of the drum 3. Since the electromagnetic wave generation unit 10 is provided at the lower part of the window 2a, the electromagnetic wave E hits the clothing C concentrated downward due to the action of gravity, so that it easily passes through the clothing C.
  • the broken-line arrow drawn in FIG. 1 has shown the passage route and passage direction of the electromagnetic wave E.
  • the electromagnetic wave generator 10 includes, for example, a quantum cascade laser, a resonant tunneling diode, and the like, and irradiates an electromagnetic wave E having a frequency of 100 GHz to 120 THz.
  • An electromagnetic wave having a frequency of 100 GHz to 120 THz is an electromagnetic wave that is safe for the human body and has a water absorption coefficient of 10 2 cm ⁇ 1 or more.
  • the electromagnetic wave having a frequency of less than 100 GHz has a possibility that the water absorption coefficient gradually decreases from 10 2 cm ⁇ 1 and the detection accuracy decreases.
  • an electromagnetic wave having a frequency of 120 THz to 1.6 PHz has an absorption coefficient smaller than 10 2 cm ⁇ 1 .
  • the absorption coefficient becomes larger than 10 2 cm ⁇ 1 , but the influence on the human body may be increased.
  • the electromagnetic wave E having a frequency of 100 GHz or more and 120 THz or less has the property that it is very easily absorbed by water. Accordingly, if even a small amount of moisture is present in the garment C, the intensity of the electromagnetic wave E greatly changes before and after passing through the garment C.
  • the electromagnetic wave detection unit 11 is provided on a wall portion on the inner back side of the drum 3 and is attached to, for example, a shaft portion of the drum 3 so as not to rotate together with the drum 3.
  • the electromagnetic wave detection unit 11 is disposed at a position where the electromagnetic wave E irradiated by the electromagnetic wave generation unit 10 and passed through the drum 3 can be detected.
  • the electromagnetic wave detection unit 11 includes, for example, an element using a pyroelectric effect, a Golay cell, a Schottky barrier diode, and the like, and detects the electromagnetic wave E emitted from the electromagnetic wave generation unit 10.
  • the electromagnetic wave E is irradiated from the electromagnetic wave generation unit 10 along the axial direction of the drum 3 as shown in FIG.
  • the electromagnetic wave E hits the clothing C inside the drum 3
  • the electromagnetic wave E is absorbed according to the amount of water contained in the clothing C and its strength is reduced.
  • the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 are provided inside the drum 3 and the electromagnetic wave E is irradiated substantially parallel to the rotation axis of the drum 3.
  • the arrangement location of and the irradiation direction of the electromagnetic wave E are not limited to this.
  • the electromagnetic wave E may be irradiated in a direction perpendicular to the rotation axis of the drum 3.
  • the irradiation path of the electromagnetic wave E irradiated from the electromagnetic wave generation unit 10 is substantially parallel to the rotation axis of the drum 3 and at the lower part of the drum 3. Since the garment C always falls downward due to the action of gravity when moving inside the drum 3, this configuration makes it possible to more reliably apply the electromagnetic wave E to all the garments C.
  • the electromagnetic wave detection unit 11 detects the electromagnetic wave E having a reduced intensity after passing through the clothing C. And the moisture content of the clothing C is calculated based on the signal which the electromagnetic wave detection part 11 which CPU8 detected the electromagnetic wave E outputs, and a dry state is identified. At this time, the absorption rate of the electromagnetic wave E may be calculated from, for example, the difference or ratio between the intensity of the electromagnetic wave E irradiated by the electromagnetic wave generator 10 and the intensity of the electromagnetic wave E detected by the electromagnetic wave detector 11.
  • the intensity of the electromagnetic wave E emitted by the electromagnetic wave generation unit 10 may be, for example, the intensity of the electromagnetic wave E detected by the electromagnetic wave detection unit 11 in the absence of clothing C, or may be converted from the input power to the electromagnetic wave generation unit 10. good.
  • electromagnetic waves can generally converge only to a wavelength due to diffraction limitations.
  • the wavelength of the electromagnetic wave of “100 GHz” is 3000 ⁇ m
  • the wavelength of the electromagnetic wave of “120 THz” is 2.5 ⁇ m.
  • the clothes dryer 1 can detect the amount of moisture contained in the clothes C by detecting the electromagnetic wave E whose intensity has changed after passing through the clothes C.
  • the clothes C are agitated inside the drum 3 so that the electromagnetic wave E passes through almost all the clothes C. Thereby, the dryness degree as the whole clothing C and the uneven distribution of moisture can be identified.
  • the frequency of the electromagnetic wave E is desirably 2.5 THz or less.
  • the heat radiation generated when the inside of the clothes dryer 1 becomes high increases as the wavelength becomes longer, peaks at a specific wavelength, and decreases monotonously when the wavelength becomes longer than the peak.
  • the distribution of thermal radiation varies depending on the temperature. For example, the peak wavelength at about room temperature is about 10 ⁇ m, and the peak wavelength at 80 degrees is about 8 ⁇ m. If the moisture content of the clothing C is detected using the electromagnetic wave E having a wavelength (frequency) with much thermal radiation, the thermal radiation may appear as noise when the electromagnetic wave E is detected.
  • the heat radiation amount becomes about 1 / 1,000 or less of the peak at 2.5 THz or less (wavelength of 120 ⁇ m or more).
  • the frequency at which the amount of heat radiation becomes about 1 / 1,000 or less of the peak becomes lower (the wavelength is longer). Therefore, if the electromagnetic wave E having a frequency of 2.5 THz or less (wavelength of 120 ⁇ m or more) is used, the amount of heat radiation at the time of drying becomes smaller than about one thousandth at the peak, and the influence of heat radiation is sufficiently reduced.
  • the electromagnetic wave generator 10 may irradiate a plurality of electromagnetic waves E having different wavelengths. At this time, it is desirable to include an electromagnetic wave having a wavelength having a relatively high absorption rate for moisture and an electromagnetic wave having a wavelength having a relatively low absorption rate for moisture.
  • an electromagnetic wave having a wavelength having a relatively high absorption rate for moisture and an electromagnetic wave having a wavelength having a relatively low absorption rate for moisture.
  • the CPU 8 can also calculate the moisture content of the clothing C based on the temporal change of the detection signal of the electromagnetic wave E and the rotation cycle of the drum 3.
  • the clothes dryer 1 includes a rotation period detection unit 12 that detects the rotation period of the drum 3.
  • the rotation period detection unit 12 includes, for example, an optical sensor and a light receiving unit that do not rotate with the drum 3 and a shielding plate that rotates with the drum 3.
  • the rotation cycle detection unit 12 detects the rotation cycle of the drum 3 by measuring the timing at which the shielding plate blocks the optical path between the optical sensor and the light receiving unit.
  • the horizontal axis indicates time
  • the vertical axis indicates the absorption rate of the electromagnetic wave E.
  • the clothes C are agitated with the rotation of the drum 3 and sequentially pass through the irradiation path of the electromagnetic wave E. Therefore, it can be seen that the absorption rate of the electromagnetic wave E repeatedly increases and decreases. Furthermore, since drying of the clothing C proceeds with time, it can be seen that the absorption rate of the electromagnetic wave E as the entire clothing C gradually decreases.
  • the movement of the clothing C is slow due to the high moisture content of the clothing C.
  • the peak of the absorption rate of the electromagnetic wave E with respect to one rotation (one cycle) of the drum 3 There are three.
  • One peak of the absorption rate of the electromagnetic wave E may indicate the absorption rate of a single garment C, or may indicate the absorption rate of a plurality of garments C in a lump.
  • the moisture of the clothing C decreases and the clothing C becomes easy to move individually.
  • the absorption peak of the electromagnetic wave E with respect to one rotation (one cycle) of the drum 3 Will be five.
  • Judgment of the end of the drying operation is performed when the absorption rate of the electromagnetic wave E is equal to or less than a preset threshold value.
  • the threshold value of the absorption rate of the electromagnetic wave E may be set using the absorption rate data of the electromagnetic wave E with respect to the material of the clothing C. For example, the absorption rate of the electromagnetic wave E when the materials of all the clothes C are dried may be used, or a value corresponding to the material of the clothes C instructed to be selected by the user may be set.
  • the threshold value of the absorption rate of the electromagnetic wave E is stored in, for example, the storage unit 9 and used as appropriate.
  • the absorption rate of the electromagnetic wave E may temporarily become a value equal to or less than a threshold value.
  • the time during which the absorption rate of the electromagnetic wave E is equal to or less than the threshold value continues for a predetermined time that is sufficiently long. It is determined that the drying of the clothing C is completed.
  • the rotation period of the drum 3 may be used as the fixed time used for determining the end of the drying operation. Since there is a high possibility that the clothing C existing during the rotation cycle of the drum 3 will pass through the irradiation path of the electromagnetic wave E at least once, it is possible to prevent erroneous determination.
  • a method of counting the peak of the absorption rate of the electromagnetic wave E generated every rotation cycle of the drum 3 may be used.
  • the peak of the absorption rate of the electromagnetic wave E with respect to one rotation of the drum 3 is relatively small, for example, three in FIG. 3, and gradually increases to four and five as the drying proceeds. To do. Then, when the absorption peak of the electromagnetic wave E for one rotation of the drum 3 reaches a predetermined number set in advance, it is determined that the drying of the clothing C is completed.
  • control unit 7 may stop the drying operation in accordance with the drying condition of the clothing C, may notify the user of the drying condition, or may change the rotation frequency of the drum 3 or the heater 21 in accordance with the drying condition.
  • the drying conditions such as the temperature may be changed.
  • the clothes dryer 1 includes a clothes position detection unit 13 that detects the position of the clothes C inside the drum 3 (see FIG. 2).
  • the clothing position detection unit 13 is configured by, for example, a camera capable of imaging the inside of the drum 3, and can detect the position of the clothing C from the acquired image inside the drum 3.
  • the CPU 8 uses the position of the garment C detected by the garment position detection unit 13 for calculating the moisture content of the garment C based on the signal output from the electromagnetic wave detection unit 11 that has detected the electromagnetic wave E.
  • the clothes dryer 1 includes a water vapor measuring unit 14 that measures the amount of water vapor discharged from the drum 3 (see FIG. 2).
  • the water vapor measuring unit 14 is composed of, for example, a capacitance type or electric resistance type humidity sensor using a polymer moisture-sensitive material.
  • the filter unit 3d of the drum 3 is used to measure the amount of water vapor discharged from the drum 3. It is arrange
  • the clothes dryer 1 measures the amount of water vapor in the air inside the drum 3 by the water vapor measuring unit 14.
  • the CPU 8 uses the water vapor amount measured by the water vapor measurement unit 14 for the calculation of the water content of the clothing C based on the signal output from the electromagnetic wave detection unit 11 that has detected the electromagnetic wave E. Specifically, the CPU 8 uses the distance between the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 and the amount of water vapor inside the drum 3 obtained from the water vapor measurement unit 14 to cause electromagnetic waves due to water vapor inside the drum 3. The amount of attenuation of E is calculated. The CPU 8 takes the difference between the absorption amount of the electromagnetic wave E due to the moisture of the clothing C detected by the electromagnetic wave detection unit 11 and the attenuation amount of the electromagnetic wave E due to the water vapor inside the drum 3, thereby affecting the influence of the water vapor inside the drum 3. In response, the electromagnetic wave E detected by the electromagnetic wave detector 11 that fluctuates is corrected.
  • the clothes dryer 1 radiates the electromagnetic wave E having a frequency of 100 GHz to 120 THz toward the inside of the drum 3, and the electromagnetic wave generating unit 10 irradiates and passes through the inside of the drum 3.
  • the clothes dryer 1 can detect the moisture content in a smaller area with respect to the surface perpendicular to the irradiation direction of the electromagnetic wave E, and can accurately identify the moisture distribution of the clothes C. Therefore, it is possible to identify the degree of dryness and the uneven distribution of moisture as the entire clothing C with a simple configuration that does not require labor.
  • the frequency of the electromagnetic wave E irradiated by the electromagnetic wave generator 10 of the clothes dryer 1 is 2.5 THz or less. Thereby, it is possible to reduce the influence of the heat radiation generated when the inside of the clothes dryer 1 becomes high temperature.
  • the clothes dryer 1 includes a rotation period detection unit 12 that detects the rotation period of the drum 3, and the CPU 8 detects the moisture amount of the clothes C based on the signal output from the electromagnetic wave detection unit 11.
  • the rotation cycle of the drum 3 is used. Thereby, information relating to the rotation of the drum 3 is added to the detection signal of the electromagnetic wave E that has passed through the clothing C. Therefore, the clothes dryer 1 can know the moisture content of the clothes C more accurately.
  • the clothes dryer 1 includes a clothes position detection unit 13 that detects the position of the clothes C inside the drum 3, and the CPU 8 detects the clothes position in calculating the moisture amount of the clothes C based on the signal output from the electromagnetic wave detection unit 11.
  • the position of the clothing C detected by the unit 13 is used. Thereby, for example, clothing C having a relatively large amount of water is identified and tracked. That is, in the clothes dryer 1, it is prevented to miss the clothes C that require a long time for drying, and a more effective drying operation can be executed.
  • the clothes dryer 1 includes a water vapor measurement unit 14 that measures the amount of water vapor discharged from the drum 3, and the CPU 8 uses the water vapor measurement unit 14 to calculate the water content of the clothing C based on the signal output from the electromagnetic wave detection unit 11. The measured amount of water vapor inside the drum 3 is used. Thereby, correction using the amount of water vapor in the drum 3 is added to the detection signal of the electromagnetic wave E that has passed through the clothing C. Therefore, the clothes dryer 1 can know the moisture content of the clothes C more accurately.
  • the moisture content contained in the clothing C is known by detecting the intensity
  • FIG. Therefore, the clothes dryer 1 of the present invention can identify the degree of drying and the uneven distribution of moisture in the clothes C as a whole with a simple configuration that does not require labor.
  • ascertain the dry state of the clothing C suitably can be provided.
  • FIG. 4 is a schematic vertical sectional view of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. Moreover, drawing of the clothing C is abbreviate
  • the clothes dryer 1 which concerns on 2nd Embodiment is provided with the electromagnetic wave transmission part 15 in the wall surface of the back side of the drum 3 facing the door 4, as shown in FIG.
  • the electromagnetic wave transmitting portion 15 is made of a material that transmits the electromagnetic wave E, and is formed in an annular shape that is substantially concentric with the rotation axis of the drum 3.
  • the electromagnetic wave generator 10 is provided at the lower part of the window 2a and irradiates the electromagnetic wave toward the rear of the drum 3 substantially in parallel with the rotation axis.
  • the electromagnetic wave transmission part 15 is disposed on the irradiation path of the electromagnetic wave E.
  • the electromagnetic wave detection unit 11 is provided outside the drum 3 on the back side, for example, on the outer wall of the air passage 20.
  • the electromagnetic wave generator 10 and the electromagnetic wave detector 11 do not rotate with the drum 3.
  • the electromagnetic wave E irradiated by the electromagnetic wave generation unit 10 passes through the electromagnetic wave transmission unit 15 and reaches the electromagnetic wave detection unit 11.
  • the clothes dryer 1 can detect the electromagnetic wave E that passes through the clothes C that are stirred in a natural state without interfering with the movement of the clothes C inside the drum 3. As a result, the clothes dryer 1 can know the moisture content of the clothes C more accurately.
  • positioned outside the drum 3 may be sufficient.
  • the electromagnetic wave generation unit 10 is disposed outside the drum 3 on the front side and between the main body housing 2 and the electromagnetic wave transmission unit 15 is provided on the wall surface on the front side of the drum 3. good.
  • the electromagnetic wave transmission part 15 may be provided outside the door 4, and the electromagnetic wave transmission part 15 may be provided on the door 4, or the door 4 itself may be an electromagnetic wave transmission part 15 formed of a material that transmits the electromagnetic wave E. There may be.
  • the electromagnetic wave transmitting portion 15 may be configured with a material that transmits electromagnetic waves as described above, or may be configured with a simple through hole. Furthermore, the shape of the electromagnetic wave transmitting portion 15 is not limited to an annular shape that is substantially concentric with the rotation axis of the drum 3, and may be another shape.
  • FIG. 5 is a schematic vertical sectional view of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. In FIG. 5, the drawing of the clothing C is omitted.
  • the clothes dryer 1 which concerns on 3rd Embodiment is provided with two reflection parts 16A and 16B in the inner surface of the drum 3, as shown in FIG.
  • the reflecting portions 16A and 16B are both made of a metal having a high reflectivity for the electromagnetic wave E.
  • the reflecting portion 16 ⁇ / b> A is disposed on the wall portion on the inner back side of the drum 3, and the reflecting portion 16 ⁇ / b> B is disposed on the inner peripheral surface of the drum 3.
  • the electromagnetic wave generator 10 is provided at the lower part of the window 2a, and irradiates the electromagnetic wave E substantially in parallel with the rotation axis toward the rear of the drum 3.
  • the electromagnetic wave detection unit 11 is provided at a substantially central portion of the window portion 2 a and detects an electromagnetic wave E reaching from the inside of the drum 3.
  • the electromagnetic wave E irradiated by the electromagnetic wave generation unit 10 is first reflected by the reflection unit 16A disposed on the wall portion on the inner back side of the drum 3, and subsequently reflected by the reflection unit 16B disposed on the inner peripheral surface of the drum 3. It reaches the detection unit 11.
  • the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 there is no need to arrange the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 to face each other. Therefore, various arrangement configurations of the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 can be applied to the clothes dryer 1. That is, the electromagnetic wave E can be applied to the clothing C from various directions by using the pair of electromagnetic wave generation units 10 and the electromagnetic wave detection unit 11. As a result, it is possible to further improve the accuracy of identifying the degree of drying and the uneven distribution of moisture as the clothing C as a whole.
  • the reflection part 16 is not necessarily limited to two places, and may be one place or three places or more. Further, the arrangement location of the reflecting portion 16 is not limited to the above embodiment, and may be arranged in another location.
  • the drum 3 may be made of a material that reflects the electromagnetic wave E, such as stainless steel, and may have the reflecting portion 16 as an integral unit.
  • the electromagnetic wave E is reflected by the inner surface of the drum 3. According to this configuration, the durability of the drum 3 is improved.
  • FIG. 6 is a schematic vertical sectional view of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. Moreover, drawing of the clothing C is abbreviate
  • the clothes dryer 1 which concerns on 4th Embodiment is provided with the electromagnetic wave generation
  • the electromagnetic wave generation detection unit 17 is configured by integrating an electromagnetic wave generation unit and an electromagnetic wave detection unit.
  • the electromagnetic wave generation detection part 17 is provided in the lower part of the window part 2a.
  • the electromagnetic wave generation detection unit 17 irradiates the electromagnetic wave E toward the rear of the drum 3 substantially in parallel with the rotation axis. Further, the electromagnetic wave generation detection unit 17 detects an electromagnetic wave E that reaches from the inside of the drum 3.
  • a reflection portion 16 made of a metal or the like having a high reflectivity of the electromagnetic wave E is a wall portion on the inner back side of the drum 3 and is disposed at a location facing the electromagnetic wave generation detection portion 17. That is, the electromagnetic wave E irradiated by the electromagnetic wave generation detection unit 17 is reflected by the reflection unit 16 disposed on the wall portion on the inner back side of the drum 3 and reaches the electromagnetic wave generation detection unit 17.
  • the electromagnetic wave generation detection unit 17 is configured by integrating the electromagnetic wave generation unit and the electromagnetic wave detection unit, so that the arrangement area of the electromagnetic wave generation unit and the electromagnetic wave detection unit is saved. Space is made. Therefore, it is possible to prevent the clothes dryer 1 from being enlarged.
  • FIG. 7 is a schematic vertical sectional view of the clothes dryer
  • FIG. 8 is a schematic front view showing the inside of the drum of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. 7 and 8, the drawing of the clothing C is omitted.
  • the clothes dryer 1 which concerns on 5th Embodiment is provided with the electromagnetic wave generation part 10 and the electromagnetic wave detection part 11 which make a pair as shown in FIG.7 and FIG.8.
  • a pair of electromagnetic wave generation part 10A and electromagnetic wave detection part 11A, and a pair of electromagnetic wave generation part 10B and electromagnetic wave detection part 11B are arranged side by side in the up-down direction. Thereby, a plurality of electromagnetic waves E are irradiated to the inside of the drum 3.
  • the clothes dryer 1 can know the moisture content of the clothes C at a plurality of locations. Therefore, it is possible to increase the accuracy of the moisture content of the clothing C.
  • the electromagnetic wave generation part 10 and the electromagnetic wave detection part 11 which make a pair are not necessarily limited to two places, You may arrange
  • the arrangement location of the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 is not limited to the above embodiment, and may be arranged in another location.
  • the irradiation direction of the electromagnetic wave E by each of the electromagnetic wave generation part 10 and the electromagnetic wave detection part 11 which make a pair is not necessarily limited to being the same direction like the said embodiment, You may irradiate from a different direction. .
  • the irradiation direction of the electromagnetic wave E by the pair of electromagnetic wave generation unit 10A and the electromagnetic wave detection unit 11A intersects the irradiation direction of the electromagnetic wave E by the pair of electromagnetic wave generation unit 10B and the electromagnetic wave detection unit 11B as viewed from above.
  • the moisture distribution of the clothing C can be identified three-dimensionally.
  • the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 do not necessarily have to be configured to make a pair.
  • a plurality of electromagnetic wave detection units 11 may be provided for a single electromagnetic wave generation unit 10, or a single electromagnetic wave detection unit 11 may be provided for a plurality of electromagnetic wave generation units 10.
  • the water content of the clothing C at a plurality of locations can be obtained by sorting or collecting the electromagnetic waves E using the above-described reflecting portion 16 or the like.
  • FIG. 9 is a schematic vertical sectional view of the clothes dryer
  • FIG. 10 is a schematic front view showing the inside of the drum of the clothes dryer
  • FIG. 11 is a block diagram showing the configuration of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. Moreover, drawing of the clothing C is abbreviate
  • the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 both include scanning units 10 s and 11 s.
  • the controller 7 can scan the electromagnetic wave E as shown in FIGS. 9 and 10 by simultaneously driving the scanning unit 10s of the electromagnetic wave generation unit 10 and the scanning unit 11s of the electromagnetic wave detection unit 11.
  • the solid arrows drawn in FIGS. 9 and 10 indicate the scanning direction of the electromagnetic wave E.
  • the electromagnetic wave E is scanned in a rectangular shape on a surface perpendicular to the irradiation direction, that is, a surface perpendicular to the rotation axis of the drum 3 (see FIG. 10).
  • the moisture content distribution of the clothing C in the scanning range is identified.
  • the two-dimensional moisture distribution of the clothing C can be identified at a certain time.
  • the clothes dryer 1 can perform the suitable drying operation using the information which concerns on the distribution of the moisture content of the clothes C.
  • the electromagnetic wave E may be scanned based on the position of the clothing C detected by the clothing position detection unit 13 shown in FIG.
  • the CPU 8 uses the position of the garment C detected by the garment position detection unit 13 for calculating the moisture content of the garment C based on the signal output from the electromagnetic wave detection unit 11.
  • the control part 7 controls the drive of the scanning parts 10s and 11s to scan the electromagnetic waves E according to the position of the clothing C.
  • the clothes dryer 1 can prevent the clothes C that require a long time for drying from being overlooked, and can perform a more effective drying operation.
  • both the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 may have a scanning unit, and either one may have a configuration having a scanning unit.
  • the irradiation direction can be changed by reflecting the electromagnetic wave E, for example, and guided from the electromagnetic wave generation unit 10 to the electromagnetic wave detection unit 11.
  • the irradiation direction of the electromagnetic wave E is not limited to being substantially parallel to the rotation axis of the drum 3, and the electromagnetic wave E is irradiated in the horizontal direction in FIG. 10, that is, the direction perpendicular to the rotation axis of the drum 3. May be.
  • the electromagnetic wave E may be scanned in both a direction substantially parallel to the rotation axis of the drum 3 and a direction perpendicular to the rotation axis. According to this configuration, the moisture content distribution of the clothing C can be identified in a wide three-dimensional space.
  • FIG. 12 is a schematic vertical sectional view of the clothes dryer. Since the basic configuration of this embodiment is the same as that of the first embodiment described with reference to FIGS. 1 to 3, the same reference numerals are used for the same components as those of the first embodiment. The description of the drawings and the description thereof will be omitted. In FIG. 12, the drawing of the clothing C is omitted.
  • the direction of the drum 3 is up and down as shown in FIG. That is, the rotation axis of the drum 3 is substantially perpendicular to the floor surface, and a circular opening 3b is provided on the upper surface thereof.
  • the opening 3 b of the drum 3 communicates with a circular window portion 2 a opened on the upper surface of the main body housing 2.
  • a door 4 that allows the clothes C to be taken in and out of the interior of the drum 3 from above is provided on the upper surface of the clothes dryer 1 at the window 2 a of the main body housing 2.
  • the electromagnetic wave generation unit 10 and the electromagnetic wave detection unit 11 are provided on the lower inner peripheral surface of the drum 3 and are arranged so as to face each other with the rotation axis of the drum 3 interposed therebetween.
  • the electromagnetic wave generation unit 10 irradiates the electromagnetic wave E toward the electromagnetic wave detection unit 11 in a direction perpendicular to the rotation axis of the drum 3, that is, substantially horizontally. Since the clothing C inside the drum 3 gathers downward by the action of gravity, the electromagnetic wave E can be reliably applied to the clothing C.
  • positioning location of the electromagnetic wave generation part 10 and the electromagnetic wave detection part 11 is not necessarily limited to the internal peripheral surface of the drum 3, You may decide to arrange
  • the electromagnetic wave E is irradiated vertically, for example, substantially parallel to the rotation axis of the drum 3.
  • the electromagnetic wave generating unit 10 and the electromagnetic wave detecting unit 11 are disposed in the vicinity of the inner peripheral surface of the drum 3. Thereby, it is possible to identify the drying degree and the uneven distribution of moisture as the clothing C as a whole.
  • the direction of the drum 3 is the horizontal direction (first to sixth embodiments) or the vertical direction (seventh embodiment), but the direction of the drum 3 is not limited to these. For example, it may be an oblique direction.
  • the configuration of the present invention can also be applied to a washing machine having a function of a clothes dryer.
  • the present invention can be used in a clothes dryer that dries clothes by rotating a drum containing the clothes.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Control Of Washing Machine And Dryer (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Abstract

Le séchoir à linge (1) de l'invention sèche du linge (C) par rotation d'un tambour (3) dans lequel le linge (C) est admis, et est équipé : d'une partie génération d'ondes électromagnétiques (10) qui exerce une irradiation d'une pluralité d'ondes électromagnétiques (E) supérieures ou égales à 100GHz et inférieures ou égales à 120THz en direction de la partie interne du tambour (3); d'une partie de détection d'ondes électromagnétiques (11) qui détecte les ondes électromagnétiques (E) de l'irradiation exercée par la partie génération d'ondes électromagnétiques (10), et passant dans la partie interne du tambour (3); et d'une unité centrale (8) qui consiste en une unité de calcul calculant la teneur en eau du linge (C) sur la base d'un signal émise en sortie par la partie de détection d'ondes électromagnétiques (11) ayant détecté les ondes électromagnétiques (E), identifiant ainsi un état sec.
PCT/JP2012/076574 2011-12-14 2012-10-15 Séchoir à linge WO2013088830A1 (fr)

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JP2011273187A JP5285139B2 (ja) 2011-12-14 2011-12-14 衣類乾燥機

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WO2015082018A1 (fr) * 2013-12-06 2015-06-11 Electrolux Appliances Aktiebolag Appareil de traitement de linge à capteur de teneur en eau de linge
WO2016015765A1 (fr) * 2014-07-31 2016-02-04 Electrolux Appliances Aktiebolag Appareil de traitement du linge à détecteur d'humidité
CN105986395A (zh) * 2016-06-30 2016-10-05 赖保思 洗涤干燥一体机
CN106012412A (zh) * 2016-06-30 2016-10-12 赖保思 基于气体冷凝装置的洗干一体机
WO2023087592A1 (fr) * 2021-11-16 2023-05-25 广州视源电子科技股份有限公司 Procédé et appareil de détection d'état sec/humide de vêtements, machine d'entretien de vêtements et support de stockage
WO2023087591A1 (fr) * 2021-11-16 2023-05-25 广州视源电子科技股份有限公司 Procédé et appareil pour détecter un état sec ou humide de vêtements, machine d'entretien de vêtements et support de stockage

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DE102016004667A1 (de) * 2016-04-20 2017-10-26 Herbert Kannegiesser Gmbh Verfahren und Vorrichtung zum Inspizieren von Wäschestücken
JP2022001159A (ja) * 2020-06-22 2022-01-06 パナソニックＩｐマネジメント株式会社 乾燥機
CN114619184B (zh) * 2022-05-13 2022-07-29 苏州思萃熔接技术研究所有限公司 一种焊接工件的预热焊接装置

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JP2007218662A (ja) * 2006-02-15 2007-08-30 Canon Inc 積層体の水分含有量の情報を検出する検出装置
JP2009039145A (ja) * 2007-08-06 2009-02-26 Panasonic Corp 浴室換気乾燥システム

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JP2007218662A (ja) * 2006-02-15 2007-08-30 Canon Inc 積層体の水分含有量の情報を検出する検出装置
JP2009039145A (ja) * 2007-08-06 2009-02-26 Panasonic Corp 浴室換気乾燥システム

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015082018A1 (fr) * 2013-12-06 2015-06-11 Electrolux Appliances Aktiebolag Appareil de traitement de linge à capteur de teneur en eau de linge
WO2016015765A1 (fr) * 2014-07-31 2016-02-04 Electrolux Appliances Aktiebolag Appareil de traitement du linge à détecteur d'humidité
CN105986395A (zh) * 2016-06-30 2016-10-05 赖保思 洗涤干燥一体机
CN106012412A (zh) * 2016-06-30 2016-10-12 赖保思 基于气体冷凝装置的洗干一体机
WO2023087592A1 (fr) * 2021-11-16 2023-05-25 广州视源电子科技股份有限公司 Procédé et appareil de détection d'état sec/humide de vêtements, machine d'entretien de vêtements et support de stockage
WO2023087591A1 (fr) * 2021-11-16 2023-05-25 广州视源电子科技股份有限公司 Procédé et appareil pour détecter un état sec ou humide de vêtements, machine d'entretien de vêtements et support de stockage

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