WO2020196213A1 - 除湿機 - Google Patents

除湿機 Download PDF

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Publication number
WO2020196213A1
WO2020196213A1 PCT/JP2020/012165 JP2020012165W WO2020196213A1 WO 2020196213 A1 WO2020196213 A1 WO 2020196213A1 JP 2020012165 W JP2020012165 W JP 2020012165W WO 2020196213 A1 WO2020196213 A1 WO 2020196213A1
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WO
WIPO (PCT)
Prior art keywords
air passage
air
unit
heat radiating
cooling
Prior art date
Application number
PCT/JP2020/012165
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English (en)
French (fr)
Japanese (ja)
Inventor
光義 山下
石川　淳
Original Assignee
シャープ株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by シャープ株式会社 filed Critical シャープ株式会社
Priority to CN202080019787.XA priority Critical patent/CN113597335A/zh
Priority to JP2021509285A priority patent/JP7372313B2/ja
Priority to TW109109875A priority patent/TWI825294B/zh
Publication of WO2020196213A1 publication Critical patent/WO2020196213A1/ja

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/26—Drying gases or vapours

Definitions

  • the present invention relates to a dehumidifier.
  • a dehumidifier having a dehumidifying function is disclosed in Patent Document 1.
  • the dehumidifier described in Patent Document 1 includes a main body case, a refrigeration cycle mechanism, a radiator, a heat absorber, a dehumidifying rotor, and a refrigerant heat exchanger.
  • the main body case has an intake port and an exhaust port.
  • the refrigeration cycle mechanism is provided in the main body case.
  • the blower takes in air into the main body case from the intake port, passes the intake air in the order of the radiator and the heat absorber, and forms an air passage for blowing the air to the exhaust port.
  • the dehumidifying portion of the dehumidifying rotor is provided between the radiator and the heat absorber in the air passage.
  • the moisture absorbing portion of the dehumidifying rotor is provided between the heat absorber and the exhaust port in the air passage.
  • the refrigerant heat exchanger is provided between the moisture release section and the heat absorber in the air passage.
  • the radiator heat radiator
  • the heat absorber cooling unit
  • An object of the present invention is to provide a dehumidifier capable of suppressing a decrease in dehumidifying capacity.
  • the dehumidifier includes a heating part, a moisture releasing part, a cooling part, a moisture absorbing part, a heat radiating part, and a casing.
  • the air heated by the heating unit is supplied to the moisture release unit.
  • the cooling unit cools the air.
  • the hygroscopic part dehumidifies the air.
  • the heat radiating unit cools the cooling unit via a refrigerant.
  • a first air passage is formed in the casing. In the first air passage, the heating part, the moisture releasing part, the cooling part, the moisture absorbing part, and the heat radiating part have the heating part, the moisture releasing part, the cooling part, and the moisture absorbing part.
  • the unit and the heat radiating unit are arranged in this order.
  • the dehumidifier includes a cooling unit, a moisture absorbing portion, a heat radiating portion, a moisture releasing portion, and a casing.
  • the cooling unit cools the air.
  • the hygroscopic part dehumidifies the air.
  • the heat radiating unit cools the cooling unit via a refrigerant. Air heated by the heat radiating part is supplied to the moisture releasing part.
  • a first air passage is formed in the casing. In the first air passage, the moisture releasing portion, the cooling portion, the moisture absorbing portion, and the heat radiating portion have the heat radiating portion, the moisture releasing portion, the cooling portion, the moisture absorbing portion, and the heat radiating portion. Arranged in the order of the parts.
  • the dehumidifier of the present invention it is possible to suppress a decrease in the dehumidifying capacity of the dehumidifier.
  • FIG. 3 is a sectional view taken along line III-III of the dehumidifier shown in FIG. It is a schematic diagram which looked at the dehumidifier from the rear. It is a figure which shows the flow of the air through the 1st air passage. It is a schematic diagram which shows the inside of the dehumidifier which concerns on 2nd Embodiment of this invention. It is a schematic diagram which shows the inside of the dehumidifier which concerns on 3rd Embodiment of this invention. It is a figure which shows the damper of the 2nd posture.
  • FIG. 1 is a perspective view of the dehumidifier 100 according to the first embodiment of the present invention.
  • FIG. 2 is a schematic view showing the inside of the dehumidifier 100.
  • the dehumidifier 100 includes a casing 1, a cover member 2a, a drainage tank 4, and an operation unit 5.
  • Casing 1 is a hollow member.
  • the casing 1 is formed with an air outlet 2 and a pair of first suction ports 3a (see FIG. 3).
  • the air outlet 2 is formed on the front surface of the casing 1.
  • the air outlet 2 communicates between the inside and the outside of the casing 1.
  • the air outlet 2 discharges the air inside the casing 1 to the outside of the casing 1.
  • the air outlet 2 may be formed in the casing 1 and may be located at a place other than the front surface of the casing 1.
  • the cover member 2a is a substantially plate-shaped member. In FIG. 1, the cover member 2a covers the air outlet 2.
  • the cover member 2a is rotatably attached to the casing 1. By changing the rotation angle, the cover member 2a functions as a wind direction plate that defines the direction in which the air discharged from the air outlet 2 flows in a direction corresponding to the rotation angle of the cover member 2a.
  • the first suction port 3a is formed on the rear surface of the casing 1.
  • the first suction port 3a communicates the inside and the outside of the casing 1.
  • the first suction port 3a allows air outside the casing 1 to flow into the inside of the casing 1.
  • the first suction port 3a may be formed in the casing 1 and may be located at a place other than the rear surface of the casing 1.
  • the drainage tank 4 is detachably stored in the casing 1.
  • the drainage tank 4 stores the water generated by the dehumidifier 100.
  • the operation unit 5 is provided on the upper part of the casing 1.
  • the operation unit 5 receives an instruction from the outside.
  • FIG. 3 is a sectional view taken along line III-III of the dehumidifier 100 shown in FIG.
  • FIG. 4 is a schematic view of the dehumidifier 100 as viewed from the rear.
  • the vertical direction is a direction parallel to the vertical direction.
  • the front-back direction is a direction parallel to the horizontal direction.
  • the left-right direction is a direction perpendicular to each of the vertical direction and the front-back direction.
  • the dehumidifier 100 of the first embodiment is used in a state of being installed in the posture as shown in FIG.
  • the front direction of the front-back directions is an example of the first direction of the present invention.
  • the downward direction of the vertical direction is an example of the second direction of the present invention.
  • the dehumidifier 100 includes a heater 6, a dehumidifying rotor 7, a cooling unit 8, a heat radiating unit 9, a water collecting unit 10, a blower unit 11, and a compression unit 12. It further includes an expansion portion (not shown).
  • the heater 6, the dehumidifying rotor 7, the cooling unit 8, the heat radiating unit 9, the blower unit 11, and the compression unit 12 are arranged inside the casing 1 and are housed in the casing 1.
  • the heater 6 has a heating function of heating air by generating heat.
  • the heater 6 is an example of the heating unit of the present invention.
  • the dehumidifying rotor 7 includes a zeolite 71, a rotor 72, and a rotating shaft 73.
  • the rotor 72 is a substantially disk-shaped member.
  • the rotor 72 is provided with a plurality of zeolites 71 along the circumferential direction of the rotor 72.
  • the rotor 72 rotates about the rotation shaft 73.
  • the dehumidifying rotor 7 further includes a moisture releasing portion 7a and a moisture absorbing portion 7b.
  • the moisture release portion 7a is the upper portion of the rotor 72.
  • the moisture releasing portion 7a is located above the moisture absorbing portion 7b.
  • a first suction port 3a is arranged on the rear side of the moisture releasing portion 7a.
  • the moisture releasing portion 7a faces the heater 6.
  • the moisture releasing portion 7a is arranged behind the heater 6. Heat is supplied to the moisture discharging portion 7a from the heater 6.
  • the moisture absorbing portion 7b is the lower portion of the rotor 72.
  • the moisture absorbing portion 7b does not face the heater 6.
  • the zeolite 71 By rotating together with the rotor 72, the zeolite 71 alternately repeats a state of being located in the moisture releasing portion 7a and a state of being located in the moisture absorbing portion 7b.
  • the moisture absorbing part 7b dehumidifies the air. Specifically, the zeolite 71 located in the moisture absorbing portion 7b dehumidifies the air. As a result, dehumidified air (dry air) is released from the moisture absorbing portion 7b.
  • the moisture releasing section 7a has a moisture releasing function of releasing air containing moisture (high humidity air) dehumidified by the moisture absorbing section 7b by supplying air heated by the heater 6. Specifically, the air heated by the heater 6 is supplied to the zeolite 71 located in the moisture releasing portion 7a, so that the moisture dehumidified when the zeolite 71 is located in the moisture absorbing portion 7b is released in the moisture releasing portion 7a. It is vaporized. As a result, high-humidity air is discharged from the moisture-releasing portion 7a.
  • the heater 6 includes, for example, a nichrome heater or a ceramic heater, and operates on electric power.
  • the heater 6 has a heating function corresponding to the moisture releasing function of the moisture releasing portion 7a.
  • the heater 6 heats the air so that the temperature of the air supplied to the moisture releasing portion 7a becomes a predetermined temperature.
  • the predetermined temperature is a temperature at which the moisture-releasing portion 7a (zeolite 71) can effectively exert the moisture-releasing function.
  • the heater 6 heats the air so that the temperature of the air supplied to the moisture releasing portion 7a becomes a predetermined temperature by generating heat at, for example, about 200 ° C. to 300 ° C.
  • the compression unit 12 pumps the refrigerant.
  • the compression unit 12 includes a compressor.
  • the expansion unit depressurizes the refrigerant.
  • the swelling portion includes, for example, a capillary tube.
  • a refrigeration cycle is formed inside the casing 1.
  • the refrigeration cycle is a cycle in which a circulation path is formed in which the compression section 12, the heat dissipation section 9, the expansion section, and the cooling section 8 are connected in a ring shape, and the refrigerant is circulated through the circulation path by the compression section 12.
  • the temperature and pressure of the refrigerant are increased by the operation of the compression unit 12.
  • the high-temperature and high-pressure refrigerant is sent to the heat radiating unit 9.
  • the heat radiating unit 9 cools the refrigerant by dissipating the heat of the refrigerant into the air passing through the heat radiating unit 9.
  • the refrigerant that has passed through the heat radiating section 9 is sent to the expanding section.
  • the expansion unit decompresses the refrigerant cooled by the heat radiating unit 9 to generate a low-temperature and low-pressure refrigerant.
  • the refrigerant that has passed through the expansion unit is sent to the cooling unit 8.
  • the cooling unit 8 is cooled by supplying a low-temperature and low-pressure refrigerant from the expansion unit.
  • the refrigerant that has passed through the cooling unit 8 is sent to the compression unit 12.
  • the refrigerant circulates in the order of the compression unit 12, the heat dissipation unit 9, the expansion unit, and the cooling unit 8, so that the temperature rise of the cooling unit 8 is suppressed.
  • the temperature of the heat radiating unit 9 rises because the refrigerant whose temperature and pressure have been increased by the compression unit 12 is sent to the heat radiating unit 9.
  • the cooling unit 8 cools the air.
  • the cooling unit 8 includes an evaporator.
  • the cooling unit 8 has a shape extending along the vertical direction.
  • the cooling unit 8 is arranged to face the moisture absorbing unit 7b.
  • the cooling unit 8 is arranged behind the moisture absorbing unit 7b.
  • the cooling unit 8 cools the air to condense water vapor in the air. As a result, air is dehumidified and water is produced.
  • high humidity air is discharged from the moisture discharging portion 7a.
  • the air discharged from the moisture releasing section 7a is supplied to the cooling section 8.
  • the cooling unit 8 dehumidifies by forming dew condensation from the air discharged from the moisture releasing unit 7a.
  • the heat radiating unit 9 cools the cooling unit 8 by cooling the refrigerant in the refrigeration cycle. That is, the heat radiating unit 9 cools the cooling unit 8 via a refrigerant (for example, chlorofluorocarbon gas).
  • the heat radiating unit 9 includes a capacitor.
  • the heat radiating portion 9 is arranged in front of the moisture absorbing portion 7b.
  • the heat radiating unit 9 is arranged below the heater 6.
  • the water collecting unit 10 collects the water generated by the cooling unit 8.
  • the water collecting unit 10 is arranged below the cooling unit 8.
  • the water generated by the cooling unit 8 drops onto the water collecting unit 10.
  • the water collecting unit 10 is formed in a funnel shape, for example, and guides the supplied water to the drainage tank 4. As a result, water is stored in the drainage tank 4.
  • the blower unit 11 blows air.
  • the blower portion 11 includes a fan.
  • the blower portion 11 is arranged in front of the heat dissipation portion 9.
  • the dehumidifier 100 further includes a storage unit 13 and a control unit 14.
  • the storage unit 13 includes a main storage device (for example, a semiconductor memory) such as a ROM (Read Only Memory) and a RAM (Random Access Memory), and may further include an auxiliary storage device (for example, a hard disk drive).
  • a main storage device for example, a semiconductor memory
  • ROM Read Only Memory
  • RAM Random Access Memory
  • auxiliary storage device for example, a hard disk drive
  • the main storage device and / or the auxiliary storage device stores various computer programs executed by the control unit 14.
  • the control unit 14 includes processors such as a CPU (Central Processing Unit) and an MPU (Micro Processing Unit). The control unit 14 controls each element of the dehumidifier 100.
  • processors such as a CPU (Central Processing Unit) and an MPU (Micro Processing Unit).
  • the control unit 14 controls each element of the dehumidifier 100.
  • the blower portion 11 blows air to generate the first air passage F1.
  • the first air passage F1 includes a pair of first air passage portion F11, a second air passage portion F12, a third air passage portion F13, a fourth air passage portion F14, and a fifth air passage portion F15. ..
  • the first air passage portion F11 is located above each of the cooling portion 8 and the heat radiating portion 9, and to the side of each of the heater 6 and the moisture releasing portion 7a.
  • the first air passage portion F11 communicates with the first suction port 3a and extends forward from the first suction port 3a.
  • the front end portion F1a of the first air passage portion F11 is located substantially lateral to the heater 6 or in front of the heater 6.
  • the second air passage portion F12 is connected to the front end portion F1a of the first air passage portion F11, and extends from the front end portion F1a to the heater 6 side.
  • the end portion F2a on the heater 6 side of the second air passage portion F12 is located behind the heater 6.
  • the third air passage portion F13 is connected to the end portion F2a of the second air passage portion F12, and extends backward from the end portion F2a.
  • the third air passage portion F13 passes through the heater 6 and the moisture releasing portion 7a.
  • the rear end portion F3a of the third air passage portion F13 is located above the cooling portion 8.
  • the fourth air passage portion F14 is connected to the rear end portion F3a of the third air passage portion F13, and extends downward from the rear end portion F3a.
  • the fourth air passage portion F14 is formed in the cooling portion 8.
  • the fifth air passage portion F15 is connected to the lower end portion F4a of the fourth air passage portion F14, and extends forward from the lower end portion F4a.
  • the fifth air passage portion F15 passes through the moisture absorbing portion 7b and the heat radiating portion 9.
  • the fifth air passage portion F15 leads to the blower portion 11.
  • An exhaust air passage FZ is further formed inside the casing 1.
  • the exhaust air passage FZ is formed from the air blowing portion 11 to the air outlet 2.
  • the air that has flowed into the casing 1 through the first suction port 3a flows through the first air passage F1 and the exhaust air passage FZ, and then is discharged to the outside of the casing 1 from the air outlet 2.
  • the dehumidifier 100 further includes a plurality of wall portions. Each of the plurality of wall portions forms the first air passage F1 by partitioning the inside of the casing 1.
  • the plurality of wall portions include the first wall portion 15a to the sixth wall portion 15f.
  • the plurality of wall portions are plate-shaped members.
  • the plurality of wall portions are formed of, for example, resin.
  • the first wall portion 15a is arranged between the first air passage portion F11 and the third air passage portion F13.
  • the first wall portion 15a separates the first air passage portion F11 and the third air passage portion F13 from each other by partitioning the space located behind the moisture discharging portion 7a inside the casing 1 to the left and right.
  • the first wall portion 15a is arranged above the cooling portion 8.
  • a pair of first wall portions 15a are provided.
  • a third air passage portion F13 exists between the pair of first wall portions 15a.
  • the second wall portion 15b is arranged between the first air passage portion F11 and the third air passage portion F13.
  • the second wall portion 15b separates the first air passage portion F11 and the third air passage portion F13 from each other by partitioning the space located in front of the moisture discharging portion 7a inside the casing 1 to the left and right.
  • the second wall portion 15b is arranged above the heat radiating portion 9.
  • a pair of second wall portions 15b are provided.
  • a third air passage portion F13 exists between the pair of second wall portions 15b.
  • a heater 6 exists between the pair of second wall portions 15b.
  • the third wall portion 15c is arranged on the front side of the second wall portion 15b.
  • a second air passage portion F12 exists between the third wall portion 15c and the second wall portion 15b.
  • the third wall portion 15c is arranged on the front side of the heater 6.
  • the third wall portion 15c forms the second air passage portion F12 by partitioning the space located in front of the heater 6 in the inside of the casing 1 back and forth.
  • a second air passage portion F12 exists on the rear side of the third wall portion 15c.
  • the fourth wall portion 15d is arranged between the heater 6 and the heat radiating portion 9. Further, the fourth wall portion 15d is arranged between the moisture releasing portion 7a and the moisture absorbing portion 7b. The fourth wall portion 15d is connected to the lower part of the third wall portion 15c. The fourth wall portion 15d vertically partitions the space located below the heater 6 in the space inside the casing 1. Above the fourth wall portion 15d, there are a first air passage portion F11, a second air passage portion F12, and a third air passage portion F13. Below the fourth wall portion 15d, there is a fifth air passage portion F15.
  • the fifth wall portion 15e is arranged on the rear side of the cooling portion 8.
  • the fifth wall portion 15e is formed so as to cover the cooling portion 8 from behind.
  • the fifth wall portion 15e may be a part of the casing 1. Further, the fifth wall portion 15e may be a member different from the casing 1.
  • a gap S is formed between the fifth wall portion 15e and the fourth wall portion 15d.
  • the fourth air passage portion F14 exists in the gap S.
  • the sixth wall portion 15f is arranged on the front side of the cooling portion 8.
  • the sixth wall portion 15f faces the fifth wall portion 15e via the cooling portion 8.
  • a fourth air passage portion F14 exists between the sixth wall portion 15f and the fifth wall portion 15e.
  • the lower end fa of the sixth wall portion 15f is located above the lower end 81 of the cooling portion 8.
  • the fourth air passage portion F14 is connected to the fifth air passage portion F15 below the sixth wall portion 15f.
  • the first air passage F1 includes a heater 6, a moisture releasing portion 7a, a cooling portion 8, a moisture absorbing portion 7b, and a heat radiating portion 9.
  • the heater 6, the moisture releasing portion 7a, the cooling portion 8, the moisture absorbing portion 7b, and the heat radiating portion 9 are arranged in this order. Therefore, the air supplied from the outside of the casing 1 to the first air passage F1 flows in the order of the heater 6, the moisture releasing portion 7a, the cooling portion 8, the moisture absorbing portion 7b, and the heat radiating portion 9, and then the outside of the casing 1. Is discharged to.
  • FIG. 5 is a diagram showing the flow of air through the first air passage F1.
  • the air outside the casing 1 flows into the inside of the casing 1 through the first suction port 3a, and then the heater 6, the moisture releasing portion 7a, the cooling portion 8, and the moisture absorbing portion 7b. , And the heat radiating part 9 in this order, and the air is discharged from the air outlet 2 to the outside of the casing 1.
  • the air that has flowed into the casing 1 through the first suction port 3a is heated by the heater 6.
  • the air heated by the heater 6 is supplied to the moisture releasing portion 7a.
  • the air heated by the heater 6 vaporizes the moisture contained in the zeolite 71 located in the moisture releasing portion 7a. As a result, high humidity air is generated. High humidity air is discharged from the moisture releasing portion 7a.
  • the high humidity air discharged from the moisture releasing section 7a is cooled by the cooling section 8. As a result, condensation is formed.
  • the water generated by dew condensation is discharged to the drainage tank 4 via the water collecting section 10.
  • the air released from the cooling unit 8 is supplied to the moisture absorbing unit 7b.
  • the air supplied to the moisture absorbing portion 7b is dehumidified by the zeolite 71 located in the moisture absorbing portion 7b, and then discharged from the moisture absorbing portion 7b.
  • the dehumidified air released from the moisture absorbing portion 7b is supplied to the heat radiating portion 9 and then discharged from the outlet 2 to the outside of the casing 1.
  • the air cooled by the cooling unit 8 is supplied to the heat radiating unit 9. Therefore, since the heat radiating unit 9 can be cooled by the air cooled by the cooling unit 8, the temperature rise of the heat radiating unit 9 can be suppressed. As a result, the refrigerant can be effectively cooled by the heat radiating unit 9 in the refrigeration cycle, so that the cooling efficiency of the cooling unit 8 in the refrigeration cycle can be improved.
  • the cooling efficiency of the cooling unit 8 by the refrigeration cycle, it is possible to effectively secure the cooled state of the cooling unit 8.
  • the cooling capacity of the air by the cooling unit 8 can be improved. Therefore, the cooling unit 8 can effectively condense water vapor in the air to generate more water. As a result, it is possible to suppress a decrease in the dehumidifying capacity of the dehumidifier 100.
  • a heater 6, a moisture releasing portion 7a, a cooling portion 8, and a moisture absorbing portion 7b are arranged on one air passage (first air passage F1). Therefore, the process of dehumidifying by the moisture absorbing section 7b and the process of condensing the moisture dehumidified by the moisture absorbing section 7b by the heater 6, the moisture releasing section 7a, and the cooling section 8 can be performed with a simple device configuration.
  • the dehumidifier 100 may be operated with the heater 6 turned off.
  • a heat radiating unit 9 is arranged downstream of the cooling unit 8. Therefore, in the first air passage F1, when the dehumidifier 100 is operated with the heater 6 turned off, it is possible to prevent the air heated by the heat of the heat radiating unit 9 from flowing to the cooling unit 8, so that the heat radiating unit 9 It is possible to prevent the temperature of the cooling unit 8 from rising due to the heat of the cooling unit 8. As a result, it is possible to suppress a decrease in the cooling efficiency of the cooling unit 8 due to the refrigeration cycle, so that it is possible to suppress a decrease in the dehumidifying capacity of the dehumidifier 100.
  • the cooling unit 8 and the moisture absorbing unit 7b are arranged in the order of the cooling unit 8 and the moisture absorbing unit 7b.
  • the air flowing through the first air passage F1 is dehumidified by dew condensation of moisture in the air by the cooling unit 8.
  • the air flowing through the first air passage F1 is dehumidified by the moisture absorbing portion 7b. As a result, the amount of dehumidified air can be improved, so that the air can be effectively dried.
  • the air that has passed through the moisture releasing portion 7a is supplied to the cooling portion 8 along the vertical direction. Therefore, the time required for the air to pass through the cooling unit 8 can be increased, so that the cooling unit 8 can effectively cool the air.
  • the heater 6 is arranged at a place separated from the heat radiating unit 9 along the vertical direction. Therefore, the thickness of the dehumidifier 100 can be reduced as compared with the case where the heater 6 and the heat radiating portion 9 are arranged side by side in the front-rear direction.
  • the heater 6 does not have to be arranged above the heat radiating unit 9. That is, in the first air passage F1, the heater 6, the moisture releasing portion 7a, the cooling portion 8, the moisture absorbing portion 7b, and the heat radiating portion 9 are formed by the heater 6, the moisture releasing portion 7a, the cooling portion 8, and the moisture absorbing portion 7b. , And, as long as the heat radiating portions 9 are arranged in this order, the arrangement location of the heater 6 is not particularly limited. As a result, the degree of freedom in the installation location of the heater 6 can be improved.
  • FIG. 6 is a schematic view showing the inside of the dehumidifier 100 according to the second embodiment of the present invention.
  • the second embodiment is different from the first embodiment in that a plurality of air passages are formed inside the casing 1.
  • a plurality of air passages are formed inside the casing 1.
  • a second suction port 3b is further formed in the casing 1.
  • the second suction port 3b is formed on the rear surface of the casing 1.
  • the second suction port 3b communicates the inside and the outside of the casing 1.
  • the second suction port 3b allows air outside the casing 1 to flow into the inside of the casing 1.
  • the second suction port 3b is arranged below the first suction port 3a.
  • the second suction port 3b is located below the fifth wall portion 15e.
  • the second suction port 3b may be formed in the casing 1 and may be located at a place other than the rear surface of the casing 1.
  • a second air passage F2, a third air passage F3, and a fourth air passage F4 are further formed inside the casing 1.
  • the blower unit 11 blows air to generate each of the first air passage F1 to the fourth air passage F4.
  • the second air passage F2 is located below the first air passage F1.
  • the second air passage F2 communicates with the second suction port 3b.
  • the cooling unit 8, the moisture absorbing unit 7b, and the heat radiating unit 9 are arranged in the order of the cooling unit 8, the moisture absorbing unit 7b, and the heat radiating unit 9.
  • the second air passage F2 leads to the air blowing unit 11.
  • the air that has flowed into the casing 1 through the second suction port 3b flows through the second air passage F2 and the exhaust air passage FZ, and then is discharged to the outside of the casing 1 from the air outlet 2.
  • the second air passage F2 air flows in the order of the cooling unit 8, the moisture absorbing unit 7b, and the heat radiating unit 9.
  • the air flowing through the second air passage F2 is dehumidified by dew condensation of moisture in the air by the cooling unit 8. Further, the air flowing through the second air passage F2 is dehumidified by the moisture absorbing portion 7b. As a result, the air can be effectively dried. Further, in the second air passage F2, the air cooled by the cooling unit 8 is supplied to the heat radiating unit 9. Therefore, since the temperature rise of the heat radiating unit 9 can be suppressed, the cooling efficiency of the cooling unit 8 by the refrigeration cycle can be improved.
  • the third air passage F3 is located below the second air passage F2.
  • the third air passage F3 communicates with the second suction port 3b.
  • the cooling unit 8 and the heat radiating unit 9 are arranged in the order of the cooling unit 8 and the heat radiating unit 9.
  • the third air passage F3 leads to the air blowing unit 11.
  • the air that has flowed into the casing 1 through the second suction port 3b flows through the third air passage F3 and the exhaust air passage FZ, and then is discharged to the outside of the casing 1 from the air outlet 2.
  • the third air passage F3 air flows in the order of the cooling unit 8 and the heat radiating unit 9.
  • the air cooled by the cooling unit 8 is supplied to the heat radiating unit 9. Therefore, since the temperature rise of the heat radiating unit 9 can be suppressed, the cooling efficiency of the cooling unit 8 by the refrigeration cycle can be improved.
  • the fourth air passage F4 is located below the third air passage F3.
  • the fourth air passage F4 communicates with the second suction port 3b.
  • a heat radiating unit 9 is arranged in the fourth air passage F4.
  • the fourth air passage F4 leads to the air blowing unit 11.
  • the air that has flowed into the casing 1 through the second suction port 3b flows through the fourth air passage F4 and the exhaust air passage FZ, and then is discharged to the outside of the casing 1 from the air outlet 2.
  • the air that has flowed into the casing 1 is supplied to the heat radiating unit 9 when flowing through the fourth air passage F4. As a result, the heat radiating unit 9 can be cooled.
  • the first air passage F1 to the fourth air passage F4 are formed inside the casing 1.
  • the present invention is not limited to this. It is not necessary that all the air passages of the first air passage F1 to the fourth air passage F4 are formed inside the casing 1.
  • a first air passage F1 and at least one air passage of the second air passage F2 to the fourth air passage F4 may be formed inside the casing 1.
  • FIG. 7 is a schematic view showing the inside of the dehumidifier 100 according to the third embodiment of the present invention.
  • the third embodiment is different from the second embodiment in that each of the third air passage F3 and the fourth air passage F4 can be opened and closed.
  • the differences from the second embodiment will be mainly described.
  • the dehumidifier 100 further includes a damper 16.
  • the damper 16 opens and closes each of the third air passage F3 and the fourth air passage F4.
  • the damper 16 includes a shielding portion 16a, a supporting portion 16b, and a first drive source (not shown).
  • the damper 16 is an example of the opening / closing member of the present invention.
  • the shielding portion 16a is a substantially plate-shaped member.
  • the support portion 16b rotatably supports the shielding portion 16a with respect to the casing 1.
  • the support portion 16b includes, for example, a shaft member and a bracket.
  • the shaft member is attached to the shielding portion 16a.
  • the bracket is fixed to the casing 1 and rotatably supports the shaft member.
  • the first drive source rotates the shielding portion 16a.
  • the first drive source includes, for example, a motor.
  • the first drive source is controlled by the control unit 14.
  • the posture of the damper 16 is changed by changing the rotation angle of the shielding portion 16a by the first drive source.
  • FIG. 7 shows the damper 16 of the first posture ⁇ 1.
  • the damper 16 in the first posture ⁇ 1 closes the third air passage F3 and the fourth air passage F4 by the shielding portion 16a.
  • the first air passage F1 and the second air passage F2 are formed inside the casing 1.
  • FIG. 8 is a diagram showing a damper 16 in the second posture ⁇ 2.
  • the damper 16 in the second posture ⁇ 2 closes the fourth air passage F4 by the shielding portion 16a, but opens the third air passage F3.
  • the first air passage F1, the second air passage F2, and the third air passage F3 are formed inside the casing 1.
  • FIG. 9 is a diagram showing a damper 16 in the third posture ⁇ 3.
  • the damper 16 in the third posture ⁇ 3 opens the third air passage F3 and the fourth air passage F4.
  • the first air passage F1, the second air passage F2, the third air passage F3, and the fourth air passage F4 are formed inside the casing 1.
  • the posture of the damper 16 is changed to the first posture ⁇ 1, the second posture ⁇ 2, and the third posture ⁇ 3 by changing the rotation angle of the shielding portion 16a by the first drive source. You can switch to one of our postures. As a result, each of the third air passage F3 and the fourth air passage F4 can be opened and closed inside the casing 1.
  • the damper 16 can adjust the amount of air flowing through the first air passage F1 per unit time by opening and closing each of the third air passage F3 and the fourth air passage F4.
  • the air can be sufficiently dehumidified by the dehumidifier 100 even when the heater 6 is OFF.
  • the damper 16 reduces the amount of air flowing through the first air passage F1 per unit time by opening each of the third air passage F3 and the fourth air passage F4.
  • the dehumidifier 100 can effectively dehumidify the air by turning on the heater 6.
  • the damper 16 closes each of the third air passage F3 and the fourth air passage F4 to increase the amount of air flowing through the first air passage F1 per unit time.
  • the rotation speed of the fan included in the blower portion 11 is reduced.
  • the damper 16 is provided with the third air passage F3 and the fourth air passage F4, respectively. Is closed.
  • the rotation speed of the fan included in the blower portion 11 decreases, the decrease in the amount of air sucked into the first air passage F1 per unit time is suppressed, so that the driving sound of the dehumidifier 100 Can be effectively supplied to the first air passage F1 while reducing the amount of air.
  • FIG. 10 is a diagram showing a modified example of the damper 16.
  • the damper 16 includes a shutter 16d and a second drive source (not shown).
  • the shutter 16d is a member that can be expanded and contracted along the vertical direction and / or can be moved along the vertical direction.
  • the second drive source is a drive source that operates the shutter 16d.
  • the second drive source includes, for example, a motor.
  • the second drive source is controlled by the control unit 14.
  • the damper 16 expands and contracts the shutter 16d by the second drive source and / or moves it to wind one of the second air passage F2, the third air passage F3, and the fourth air passage F4. Open and close the road. As a result, it is possible to select whether or not to form each of the second air passage F2, the third air passage F3, and the fourth air passage F4 inside the casing 1.
  • the damper 16 is a unit of air flowing through the first air passage F1 by opening and closing one of the air passages of at least one of the second air passage F2, the third air passage F3, and the fourth air passage F4. The amount per hour can be effectively adjusted.
  • FIG. 11 is a schematic view showing the inside of the dehumidifier 100 according to the fourth embodiment of the present invention.
  • FIG. 12 is a cross-sectional view of XII-XII of the dehumidifier 100 shown in FIG.
  • the fourth embodiment is different from the first embodiment in that a member for supplying the heat generated by the heat radiating unit 9 to the periphery of the heater 6 is provided.
  • a member for supplying the heat generated by the heat radiating unit 9 to the periphery of the heater 6 is provided.
  • the dehumidifier 100 further includes a supply unit 17.
  • the supply unit 17 supplies the heat generated by the heat dissipation unit 9 to the air flowing around the heater 6.
  • the supply unit 17 is a member having thermal conductivity.
  • the supply unit 17 is, for example, a metal rod-shaped member.
  • the supply unit 17 is fixed to the heat dissipation unit 9 and projects to the periphery of the heater 6.
  • the supply unit 17 projects onto the first air passage portion F11. Therefore, since the heat generated by the heat radiating unit 9 is supplied to the air flowing through the first air passage portion F11 through the supply unit 17, the air is generated not only by the heat of the heater 6 but also by the heat of the heat radiating unit 9. Can be heated. As a result, the air can be effectively heated.
  • the supply unit 17 may also be provided for each of the dehumidifier 100 of the second embodiment (see FIG. 6) and the dehumidifier 100 of the third embodiment (see FIGS. 7 and 10).
  • the heating unit 61 which is a modified example of the heater 6, will be described with reference to FIG.
  • FIG. 13 is a diagram showing a heating unit 61.
  • the heating unit 61 is two examples of the heating unit of the present invention.
  • the fifth embodiment is different from the first embodiment in that the heating unit 61 is used instead of the heater 6.
  • the differences from the first embodiment will be mainly described.
  • the heating unit 61 supplies the heat generated in the refrigeration cycle to the air, for example, upstream of the moisture release unit 7a.
  • the heating unit 61 is a portion of the tubular member through which the refrigerant is circulated in the refrigeration cycle, which is located between the compression unit 12 and the expansion unit, and the high-temperature refrigerant sent from the compression unit 12 is used. It flows.
  • the heating unit 61 is arranged upstream of the moisture release unit 7a. Upstream of the moisture release section 7a, the air is heated by the heat of the refrigerant generated from the heating section 61. As a result, the air heated by the heating unit 61 is supplied to the moisture releasing unit 7a.
  • a supply unit 17 as shown in FIGS. 11 and 12 may be used as the heating unit 61.
  • the supply section 17 is arranged upstream of the moisture release section 7a, and the heat of the heat dissipation section 9 is supplied upstream of the moisture release section 7a via the supply section 17.
  • the air heated by the heat of the heat radiating section 9 is supplied to the moisture releasing section 7a.
  • the heating unit 61 may be used instead of the heater 6.
  • the heating unit 61 instead of the heater 6, the electric power for operating the heater 6 becomes unnecessary, so that the running cost of the dehumidifier 100 can be reduced. Further, since the air is always heated by the heat generated in the refrigeration cycle or the heat generated in the heat radiating unit 9 and the heated air is supplied to the moisture releasing unit 7a, the efficiency is achieved by using the moisture releasing unit 7a. Can be dehumidified well.
  • FIG. 14 is a schematic view showing the inside of the dehumidifier 100 according to the sixth embodiment of the present invention.
  • the sixth embodiment is different from the first embodiment in that the heat radiating unit 9 is used instead of the heater 6.
  • the differences from the first embodiment will be mainly described.
  • the moisture releasing portion 7a, the cooling portion 8, the moisture absorbing portion 7b, and the heat radiating portion 9 are provided in the heat radiating portion 9, the moisture releasing portion 7a, and the cooling portion 8.
  • the moisture absorbing portion 7b and the heat radiating portion 9 are arranged in this order. Therefore, the air supplied from the outside of the casing 1 to the first air passage F1 flows in the order of the heat radiating section 9, the moisture releasing section 7a, the cooling section 8, the moisture absorbing section 7b, and the heat radiating section 9, and then the casing 1. It is discharged to the outside.
  • the air heated by the heat generated in the heat radiating unit 9 can be supplied to the moisture releasing unit 7a. That is, the heat radiating unit 9 can function as a substitute for the heater 6 of the first embodiment.
  • the running cost of the dehumidifier 100 can be reduced because the electric power for operating the heater 6 is not required.
  • the moisture releasing section 7a can be used for efficient dehumidification.
  • the air flowing through the heat radiating section 9 air having substantially the same temperature as the outside air
  • the air flowing through the heat radiating section 9 downstream of the moisture absorbing section 7b air cooled by the cooling section 8.
  • the heat radiating unit 9 can be effectively cooled.
  • the heat radiating unit 9 may be used instead of the heater 6.
  • FIG. 15 is a schematic view showing the inside of the dehumidifier 100 according to the seventh embodiment of the present invention.
  • FIG. 16 is a cross-sectional view taken along the line XVI-XVI of the dehumidifier 100 shown in FIG.
  • FIG. 17 is a schematic view of the dehumidifier 100 according to the seventh embodiment of the present invention as viewed from the rear.
  • the seventh embodiment is different from the first embodiment in that the flow direction of the air flowing through the moisture releasing portion 7a and the flowing direction of the air flowing through the moisture absorbing portion 7b are the same.
  • the differences from the first embodiment will be mainly described.
  • a third suction port 3c is formed in the casing 1 in place of the first suction port 3a.
  • the third suction port 3c is formed on the rear surface of the casing 1.
  • the third suction port 3c communicates the inside and the outside of the casing 1.
  • the third suction port 3c is arranged on the rear surface of the casing 1 at the upper part and at the center of the left and right sides.
  • a heater 6 is arranged in front of the third suction port 3c, and a moisture releasing portion 7a is arranged in front of the heater 6.
  • the heater 6 faces the third suction port 3c.
  • a cooling unit 8 is arranged below the heater 6.
  • a moisture absorbing portion 7b is arranged in front of the cooling portion 8, and a heat radiating portion 9 is arranged in front of the moisture absorbing portion 7b.
  • An air passage FA is formed inside the casing 1. The air that has flowed into the inside of the casing 1 flows along the air passage FA.
  • the air passage FA includes a first air passage portion F11A, a pair of second air passage portions F12A, a pair of third air passage portions F13A, and a pair of fourth air passage portions. Includes F14A and a pair of fifth air passage portions F15A.
  • the first air passage portion F11A communicates with the third suction port 3c and extends forward from the third suction port 3c.
  • the first air passage portion F11A passes through the heater 6 and the moisture releasing portion 7a.
  • a pair of second air passage portions F12A are connected to the front end portion F1A of the first air passage portion F11A.
  • the pair of second air passage portions F12A extend in opposite directions (left-right direction) so as to branch off from the front end portion F1A of the first air passage portion F11A.
  • the pair of second air passage portions F12A correspond to the pair of third air passage portions F13A, the pair of fourth air passage portions F14A, and the pair of fifth air passage portions F15A, respectively, and the corresponding second air passage portions.
  • F12A to the fifth air passage portion F15A are connected in order. That is, two sets of air passages composed of the second air passage portion F12A to the fifth air passage portion F15A are formed inside the casing 1.
  • the third air passage portion F13A extends backward from the tip portion F2A of the second air passage portion F12A.
  • the fourth air passage portion F14A extends downward from the rear end portion F3A of the third air passage portion F13A.
  • the fourth air passage portion F14A is formed in the cooling portion 8.
  • the fifth air passage portion F15A extends forward from the lower end portion F4A of the fourth air passage portion F14A.
  • the fifth air passage portion F15A passes through the moisture absorbing portion 7b and the heat radiating portion 9.
  • the fifth air passage portion F15A leads to the blower portion 11.
  • the plurality of wall portions partition the inside of the casing 1 so that the air passage FA is formed inside the casing 1.
  • the plurality of wall portions includes a pair of facing wall portions 15 ⁇ .
  • the pair of facing wall portions 15 ⁇ are arranged so as to be spaced apart from each other in the left-right direction.
  • a first air passage portion F11A is formed inside the pair of facing wall portions 15 ⁇ .
  • a heater 6 and a moisture releasing portion 7a are arranged inside the pair of facing wall portions 15 ⁇ .
  • Third air passage portions F13A are formed on the left and right outer sides of the pair of facing wall portions 15 ⁇ , respectively.
  • the facing wall portion 15 ⁇ is located between the first air passage portion F11A and the third air passage portion F13A.
  • the facing wall portion 15 ⁇ includes a shielding portion (guard portion) 15 ⁇ .
  • the shielding portion 15 ⁇ is a portion of the facing wall portion 15 ⁇ facing the moisture releasing portion 7a.
  • the shielding portion 15 ⁇ is located between the moisture releasing portion 7a and the third air passage portion F13A.
  • the shielding portion 15 ⁇ is formed so as to bulge outward to the left and right along the shape of the moisture releasing portion 7a, thereby restricting the moisture releasing portion 7a from protruding into the third air passage portion F13A.
  • the plurality of wall portions include the third wall portion 15c to the fourth wall portion 15d.
  • the third wall portion 15c is located in front of the facing wall portion 15 ⁇ .
  • the fourth wall portion 15d is located below the first air passage portion F11A to the third air passage portion F13A.
  • a pair of holes S1 are formed in the fourth wall portion 15d. The hole S1 is located above the cooling unit 8 and faces the cooling unit 8.
  • the plurality of wall portions further include the sixth wall portion 15f to the eighth wall portion 15h.
  • the sixth wall portion 15f is located between the cooling portion 8 and the dehumidifying rotor 7.
  • the seventh wall portion 15g is located behind the third air passage portion F13A and faces the third air passage portion F13A.
  • the eighth wall portion 15h is located behind the fourth air passage portion F14A.
  • the eighth wall portion 15h is located behind the cooling portion 8 and faces the cooling portion 8.
  • the air outside the casing 1 flows into the inside of the casing 1 through the third suction port 3c.
  • the air that has flowed into the casing 1 flows into the first air passage portion F11A, flows forward, and passes through the heater 6 and the moisture releasing portion 7a. Then, the air flows in the order of the second air passage portion F12A and the third air passage portion F13A.
  • the air flowing through the third air passage portion F13A is guided by the seventh wall portion 15g and flows into the fourth air passage portion F14. After passing through the hole S1, the air flowing into the fourth air passage portion F14 flows downward while being guided by the sixth wall portion 15f and the eighth wall portion 15h.
  • the air moves below the lower end fa of the sixth wall portion 15f, it flows into the fifth air passage portion F15A.
  • the air that has flowed into the fifth air passage portion F15A passes through the moisture absorbing portion 7b and the heat radiating portion 9 while flowing in the forward direction.
  • the air that has passed through the heat radiating unit 9 is discharged to the outside of the casing 1 through the air outlet 2.
  • the flow direction of the air flowing through the moisture releasing portion 7a and the flow direction of the air flowing through the moisture absorbing portion 7b are the same (forward direction). (See FIG. 15).
  • the wind from the moisture releasing portion 7a to the cooling portion 8 is compared with the case where the flow direction of the air flowing through the moisture releasing portion 7a and the flowing direction of the air flowing through the moisture absorbing portion 7b are opposite (see FIG. 2).
  • the distance of the road can be increased. According to this, it is possible to extend the time for the air discharged from the dehumidifying unit 7a to be cooled by the temperature difference from the outside air of the dehumidifier 100 until it is supplied to the cooling unit 8. As a result, the air can be supplied to the cooling unit 8 in a state of being cooled to some extent, so that the cooling unit 8 can further cool the air and effectively perform the dehumidifying treatment.
  • the heater 6 faces the third suction port 3c.
  • the heater 6 can be installed in a place that is easily visible from the outside of the casing 1.
  • the user can easily confirm the state of adhesion of dust or the like to the heater 6, so that the maintainability of the dehumidifier 100 can be improved.
  • the shielding portion 15 ⁇ of the facing wall portion 15 ⁇ is located between the moisture releasing portion 7a and the third air passage portion F13A.
  • the air flowing through the third air passage portion F13A is blocked by the shielding portion 15 ⁇ from flowing into the moisture releasing portion 7a.
  • the air having become high humidity by flowing through the moisture-releasing portion 7a on the first air passage portion F11A flows into the moisture-releasing portion 7a again when flowing through the third air passage portion F13A, it is released. It is possible to regulate dehumidification by the zeolite 71 located in the wet portion 7a.
  • the cooling unit 8 can effectively dehumidify.
  • the facing wall portion 15 ⁇ is an example of the wall portion of the present invention.
  • the shielding portion 15 ⁇ is an example of the shielding portion of the present invention.
  • the third air passage portion F13A is an example of the air passage portion of the present invention.
  • one eighth wall portion 15h is provided.
  • a pair of eighth wall portions 15h may be provided at intervals on the left and right.
  • a pair of eighth wall portions 15h are provided at locations facing each other with the pair of fourth air passage portions F14.
  • FIG. 18 is a schematic view of a modified example of the dehumidifier 100 according to the seventh embodiment of the present invention as viewed from the rear.
  • the vertical dimension of the eighth wall portion 15h can be changed.
  • the eighth wall portion 15h is divided into an upper portion h1 and a lower portion h2.
  • the upper portion h1 faces the upper portion of the cooling unit 8.
  • the upper portion h1 is integrally formed with another wall portion.
  • the lower portion h2 is slidably attached to the upper portion h1 in the vertical direction. By sliding the lower portion h2 in the vertical direction with respect to the upper portion h1, the vertical dimension of the eighth wall portion 15h is changed. As the amount of downward sliding of the lower portion h2 with respect to the upper portion h1 increases, the vertical dimension of the eighth wall portion 15h becomes larger. The larger the vertical dimension of the eighth wall portion 15h, the wider the region of the cooling portion 8 facing the eighth wall portion 15h.
  • the amount of air supplied through the heater 6 and the zeolite 71) increases, and the amount of air supplied through the second air passage F2 and the third air passage F3 shown in FIG. 6 (the amount of air supplied through the heater 6 and the zeolite 71) increases.
  • the amount of air supplied without going through) is reduced.
  • the dehumidifier 100 mainly functions as a zeolite-type dehumidifier.
  • the dehumidifier 100 mainly functions as a compressor type dehumidifier.
  • the vertical dimension of the eighth wall portion 15h may be changed by the operator or may be changed by the control unit 14 (see FIG. 15).
  • the dehumidifier 100 includes, for example, a temperature sensor and an actuator.
  • the temperature sensor is installed inside the casing 1 (for example, the third suction port 3c).
  • the actuator includes, for example, a motor and moves the lower portion h2 of the eighth wall portion 15h up and down.
  • the control unit 14 controls the actuator so that the lower portion h2 is located at the first predetermined position.
  • the control unit 14 controls the actuator so that the lower portion h2 is located at the second predetermined position higher than the first predetermined position.
  • the vertical dimension of the eighth wall portion 15h can be adjusted according to the air temperature, so that the dehumidifying efficiency of the dehumidifier 100 can be effectively improved.
  • the vertical dimension of the eighth wall portion 15h may be set according to the shipping location of the dehumidifier 100. For example, the higher the average temperature at the shipping location of the dehumidifier 100, the smaller the vertical dimension of the eighth wall portion 15h is set.
  • the dimensions of the 8th wall portion 15h can be changed. As a result, even if the type of the heater 6 (heating function) and / or the type of the moisture releasing portion 7a (humidifying function) is changed in design, the type of the heater 6 and / or the type of the moisture releasing portion 7a is changed. Since the vertical dimension of the eighth wall portion 15h can be adjusted accordingly, the degree of freedom in designing the dehumidifier 100 can be improved.
  • FIGS. 1 to 18 The embodiments of the present invention have been described above with reference to the drawings (FIGS. 1 to 18).
  • the present invention is not limited to the above-described embodiment, and can be implemented in various embodiments without departing from the gist thereof.
  • various inventions can be formed by appropriately combining the plurality of components disclosed in the above embodiments. For example, some components may be removed from all the components shown in the embodiments.
  • the drawings are schematically shown mainly for each component for easy understanding, and the number of each component shown may differ from the actual one due to the convenience of drawing.
  • each component shown in the above embodiment is an example, and is not particularly limited, and various modifications can be made without substantially deviating from the effect of the present invention.
  • the present invention can be used in the field of dehumidifiers.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Drying Of Gases (AREA)
PCT/JP2020/012165 2019-03-26 2020-03-19 除湿機 WO2020196213A1 (ja)

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WO2022201695A1 (ja) * 2021-03-26 2022-09-29 アイリスオーヤマ株式会社 除湿装置

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JPWO2020196213A1 (zh) 2020-10-01
TW202103775A (zh) 2021-02-01

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