JP2015054156A - Washing and drying machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a washing and drying machine which eliminates unevenness in a sterilization and deodorization effect and which performs efficiently.SOLUTION: A washing and drying machine includes: a heat pump unit 12 for generating drying air supplied to a drum 2; a circulation blower path 11 for connecting an outer tub 3 and the heat pump unit 12 and circulating the drying air; a blower fan 9 for blowing air in the circulation blower path 11; ozone generation means 13 for supplying ozone in the circulation blower path 11; mist generation means 14 for supplying particulate water in the circulation blower path 11; and control means for controlling a series of steps sequentially. The control means, in a sterilization and deodorization step, timely drives the blower fan 9, the ozone generation means 13 and the mist generation means 14, and discharges the ozone and the particulate water with respect to clothes and the like in the drum 2. Thereby, as ozone can be made to act with respect to various germs and organic matter adhering to the clothes, small articles and the like, in an environment where the humidity in the drum 2 is increased, sterilization and deodorization action can be performed efficiently and surely.

Description

  The present invention relates to a washing and drying machine that performs sterilization and deodorization of clothes, small items, and the like housed in a tank by supplying ozone into the tank.

  Conventionally, this type of washing and drying machine is rotatably disposed in the outer tub and the outer tub in order to sterilize and deodorize germs attached to clothing, cloth products, leather products, toys, or small items. The structure which supplies ozone in a drum is proposed (for example, refer patent document 1).

  FIG. 5 is a flowchart of a sterilization / deodorization course of the washing / drying machine described in Patent Document 1, and FIG. 6 is a diagram illustrating a sequence of the sterilization / deodorization course.

  5 and 6, when the operation of the air wash, which is a sterilization / deodorization course for supplying ozone, is started, an air wash key (not shown) of an operation display unit (not shown) is pressed to give a command signal. Is determined (step S1). When a command signal is given from the air wash key, it is determined whether or not the “drum rotation” display is lit (step S2), and when it is lit, the “drum rotation” display is turned off ( On the contrary, if it is not lit, the "drum rotation" display is lit (step S4).

  After that, the start / pause key is pressed to wait for a signal to be input (step S5). When the start / pause key is pressed, it is determined whether or not the “drum rotation” display is lit (step S6). If the “drum rotation” display is lit, the motor is operated in the forward and reverse directions. Thus, the drum 103 is slowly rotated forward and backward (step S7).

  Next, the blower 121 is turned on (step S8), and at the same time, the heater is turned on (step S9). The heater has two heaters A 122a and B 122b. When the heater is turned on, only the heater A 122a is energized and "weak" heating is performed. The ozone generator 147 is also turned on (step S10).

  As a result, the air in the drum 103 is circulated through a drying path (not shown), the air is heated by the heater A 122a, and the ozone generated by the ozone generator 147 is further mixed into the drum 103. Supplied. Therefore, it is possible to sterilize and deodorize the clothing housed in the drum 103.

  If it is determined in step S11 that 5 minutes have passed since the start of the air wash, the ozone generator 147 is turned off (step S12), and the operation is continued until 5 minutes have passed in that state (step S13). ). That is, the ozone generator 147 is switched between an energized state and a non-energized state at intervals of 5 minutes. Thereby, the amount of ozone can be adjusted to an appropriate amount.

  Next, in step S14, it is determined whether or not to end the air wash operation. For example, when 30 minutes have elapsed, the heater A 122a is turned off (step S15) and the blower 121 is turned off (step S16). Air wash operation is completed.

JP 2007-195896 A

  However, in the above-described conventional configuration, the sterilization / deodorization process performs only ozone supply and warm air supply by heater heating, so that the reaction rate of ozone particularly when the inside of the washing tub (drum) is low in humidity. However, the oxidation reaction with the target object (bacteria and organic matter) is not promoted, thereby causing unevenness in the sterilization / deodorization effect, and there is a problem that the efficiency of the sterilization / deodorization effect is poor. .

  The present invention solves the above-mentioned conventional problems, eliminates unevenness of the sterilization / deodorization effect on the object by supplying ozone, and can efficiently perform the sterilization / deodorization action.

  In order to solve the conventional problems, a washing and drying machine according to the present invention includes a drum formed in a bottomed cylindrical shape, an outer tub that rotatably includes the drum, a motor that rotationally drives the drum, A heat pump unit that generates drying air to be supplied into the drum, a circulation air passage that connects the outer tub and the heat pump unit to circulate the drying air, and a blower fan that blows air into the circulation air passage. Ozone generating means for supplying ozone into the circulation ventilation path, mist generation means for supplying particulate water into the circulation ventilation path, the motor, the heat pump unit, the blower fan, the ozone generation means, and the mist generation Control means for sequentially controlling a series of steps such as washing, rinsing, dehydration, drying or sterilization / deodorization. The stage is configured to release ozone and fine particle water to clothes and the like in the drum by driving the blower fan, the ozone generation unit, and the mist generation unit in a timely manner in the sterilization / deodorization step. It is a thing.

  As a result, ozone can act on germs and organic matter adhering to clothing, small items, etc. in an environment where the humidity inside the drum containing clothing, small items is increased, so that the oxidation reaction by ozone is efficient. It progresses and can perform sterilization and deodorizing action efficiently and reliably.

  The washing and drying machine of the present invention makes it possible to eliminate unevenness of the sterilization / deodorization effect by releasing fine particle water together with ozone to clothes in the drum, and the like. Deodorizing effect can be obtained.

Sectional drawing of the washing-drying machine in embodiment of this invention Rear view of the inside of the washer / dryer (A) Flow chart of standard process for sterilization / deodorization of the washer / dryer (A) The figure which shows the sequence of the sterilization / deodorization standard process of the washing dryer Flow chart of conventional washing and drying machine sanitization / deodorization course Diagram showing the sequence of the sterilization / deodorization course of the washer / dryer

1st invention produces | generates the air for drying supplied to the inside of the drum formed in the bottomed cylindrical shape, the outer tank which contains the said drum rotatably, the motor which rotationally drives the said drum, and the said drum A heat pump unit, a circulation air passage that circulates drying air by connecting the outer tub and the heat pump unit, a blower fan that blows air into the circulation air passage, and ozone generation that supplies ozone into the circulation air passage Mist generating means for supplying particulate water into the circulating air passage, and controlling the motor, the heat pump unit, the blower fan, the ozone generating means, the mist generating means, etc., washing, rinsing, dehydrating, And a control means for sequentially controlling a series of processes such as drying or sterilization / deodorization, and the control means is configured to control the air flow in the sterilization / deodorization process. A drum containing clothes, small items, etc. by driving the ozone generating means and the mist generating means in a timely manner to discharge ozone and fine particle water to the clothes in the drum. Since ozone can act on germs and organic matter adhering to clothing, small items, etc. in an environment with increased humidity inside, the oxidation reaction by ozone progresses efficiently, and sterilization and deodorization are efficient. Well done reliably.

  In the second aspect of the invention, in particular, the control means of the first aspect of the present invention provides that the blower fan, the ozone generation means, the mist generation means, and the heat pump unit are driven in a timely manner in the sterilization / deodorization process. By making the clothes, etc. in a high temperature state and releasing ozone and fine particle water into the drum, the temperature and humidity inside the drum containing clothes, accessories, etc. are increased in an environment where the clothes and accessories are raised. Since ozone can act on the adhering germs and organic matter, the oxidation reaction by ozone proceeds more efficiently, and the sterilization and deodorizing action can be performed efficiently and reliably.

  According to the third aspect of the invention, in particular, the mist generating means of the first or second aspect of the invention is arranged on the downstream side of the ozone generating means in the circulation air flow path, so that the high-concentration fine particle water is contained in the ozone generating means. For example, since the ozone generation efficiency can be prevented from being lowered by adhering to the discharge part, it is possible to prevent the sterilization / deodorization action from being lowered even if the sterilization / deodorization process is continuously used.

  Hereinafter, embodiments of the invention will be described with reference to the drawings. Further, the present invention is not limited by this embodiment.

(Embodiment 1)
FIG. 1 is a sectional view of a washing / drying machine according to an embodiment of the present invention, and FIG. 2 is a rear view of the inside of the washing / drying machine.

  1 and 2, the outer tub 3 is elastically supported in a suspended state in the washing machine body 1 by a suspension structure (not shown). A drum 2 formed in a cylindrical shape with a bottom is supported in the outer tub 3 such that its axial direction is inclined downward from the front side to the back side. On the front side of the outer tub 3, a clothing doorway 5 leading to the opening end of the drum 2 is formed, and by opening the door 7 that closes the opening provided in the upward inclined surface on the front side of the washing machine body 1 so as to be openable and closable. The laundry can be taken in and out of the drum 2 through the clothing entrance 5.

  The drum 2 has a large number of through holes 6 communicating with the outer tub 3 on its peripheral surface, and is provided with stirring protrusions (not shown) for stirring clothes at a plurality of positions on the inner peripheral surface. The drum 2 is rotationally driven in the forward and reverse directions by a motor 4 attached to the back side of the outer tub 3. In addition, a water injection pipe 17 and a drain pipe 18 are connected to the outer tank 3, and water is poured into and drained into the outer tank 3 by controlling a water injection valve and a drain valve (not shown).

  When the door 7 is opened, laundry and detergent are put into the drum 2, and the operation is started by operating the operation panel 16 provided on the front surface of the washing machine main body 1, for example, in the outer tub 3 A predetermined amount of water is injected from the water injection pipe 17, and the drum 2 is rotationally driven by the motor 4 to start the washing process. As the drum 2 rotates, the laundry housed in the drum 2 is lifted in the rotating direction by the stirring protrusion provided on the inner peripheral wall of the drum 2, and the stirring operation of dropping from the lifted appropriate height position is repeated. As a result, the laundry has the effect of tapping and washing.

  After the required washing time, the dirty washing liquid is discharged from the drain pipe 18, and the washing liquid contained in the laundry is dehydrated by a dehydrating operation that rotates the drum 2 at a high speed. Water is poured from the passage 17 and the rinsing process is performed. Also in this rinsing step, the laundry stored in the drum 2 is rinsed by repeating the agitation operation in which the laundry is lifted by the agitation protrusion by the rotation of the drum 2 and dropped.

  In addition, the laundry dryer has a function of drying laundry stored in the drum 2, and the air in the outer tub 3 is exhausted and dehumidified through the circulation air passage 11 to be dried by heating. Air is blown into the outer tub 3 again. In the middle of the circulating air passage 11, a heat pump unit 12 in which heating means such as a compressor and a radiator, dehumidifying means such as a decompressor and an evaporator are connected by piping, and a blower fan 9 serving as air blowing means are provided. Yes. In the drying process using the circulation air passage 11, foreign matter such as lint generated from laundry such as clothes is circulated in the air circulated through the circulation air passage 11. Since the clogging, the biting into the rotating part of the blower fan 9, and the drying process such as the accumulation on the inner surface of the blower fan 9 are likely to be hindered, foreign matter in the circulating air may be present in the middle of the circulation blower path 11. The filter 8 which removes is provided.

  In addition, a rotation detection unit 19 for detecting the rotation of the motor 4 is provided on the back surface of the motor 4. Is doing. A control device 15 having a control means (not shown) for controlling the operation of the drum type washing machine is provided on the inner surface of the front portion of the washing machine body 1.

  The washing / drying machine is provided with a function of sterilizing and deodorizing laundry and small items accommodated in the drum 2. The ozone generating means 13 for generating ozone for sterilization and deodorization is provided in the middle of the circulating air passage 11 and causes the ozone to flow into the circulating air passage 11 by the operation of the blower fan 9, Through the drum 2 (not shown).

  Further, in the middle of the circulation air flow path 11, a mist generation means 14 is provided on the downstream side of the ozone generation means 13, and fine air (mist) flows together with air in the circulation air flow path 11 by the operation of the blower fan 9. It is discharged into the drum 2 through an outlet (not shown).

  FIG. 3 (a) is a flowchart of a standard procedure for sterilization / deodorization of a washing / drying machine in the embodiment of the present invention, and FIG. 3 (b) is a flowchart of a sterilization / deodorization standard process of the washing / drying machine. Yes, FIG. 4 (a) is a diagram showing a sequence of the sterilization / deodorization standard process of the washer / dryer, and FIG. 4 (b) is a sequence of the process of sterilization / deodorization of the washer / dryer. FIG.

  When the sterilization / deodorization standard process is selected and started by operating the operation panel 16 in the sterilization / deodorization standard process of FIGS. 3 (a) and 4 (a), the blower fan 9 is driven (step S21). At the same time, the ozone generating means 13 is driven (step S22). As a result, ozone flows together with air in the circulation air passage 11 and is released into the drum 2, thereby increasing the ozone concentration in the drum 2. When the ozone generating means 13 is driven for 5 minutes (Y in step S23), the operation of the ozone generating means 13 is stopped (step S24), and the mist generating means 14 is driven (step S25). Thereby, the particulate water flows together with the air in the circulation air passage 11 and is discharged into the drum 2, and the inside of the drum 2 is made into an environment suitable for sterilization and deodorization in which ozone acts efficiently. it can.

When 5 minutes have elapsed (Y in step S26), the operation of the mist generating means 14 is stopped (step S27), but the blower fan 9 is continuously operated. Thereby, drum 2
The air, fine particle water, and ozone in the inside are circulated to efficiently contact the ozone with clothes and the like, and can promote sterilization and deodorization. When 30 minutes have elapsed from the start of driving of the blower fan 9 (Y in step S28), the driving is stopped and the sterilization / deodorization standard process is ended (step S29).

  When the sterilization / deodorization standard process is selected and started by operating the operation panel 16 in the solid sterilization / deodorization process of FIGS. 3 (b) and 4 (b), the blower fan 9 is driven (step S31). At the same time, the ozone generating means 13 is driven (step S32). As a result, ozone flows together with air in the circulation air passage 11 and is released into the drum 2, thereby increasing the ozone concentration in the drum 2. When the ozone generating means 13 is driven for 5 minutes (Y in step S33), the operation of the ozone generating means 13 is stopped (step S34), and the mist generating means 14 and the heat pump unit 12 are driven simultaneously (step S35). Thereby, the particulate water flows together with the air heated by the heating means of the heat pump unit 12 in the circulation air flow path 11 and is discharged into the drum 2 to make the inside of the drum 2 a high temperature / high humidity environment. The reaction efficiency of ozone can be further improved.

  When 5 minutes have elapsed (Y in step S36), the operation of the mist generating means 14 and the heat pump unit 12 is stopped (step S37), but the blower fan 9 is continuously operated. Thereby, the air, fine particle water, and ozone in the drum 2 are circulated, and the contact between ozone and clothing can be performed efficiently, and the sterilization and deodorizing actions can be promoted. When 30 minutes have elapsed since the start of driving of the blower fan 9 (Y in step S38), the driving is stopped, and the sterilization / deodorization process is completed (step S39).

  The operation time of the ozone generation means 13 and the mist generation means 14, which one is operated first, or the operation start timing at the same time is determined in advance by the respective performance and mounting structure, etc. The present invention is not limited to this embodiment.

  As described above, in the present embodiment, in the sterilization / deodorization standard process, the blower fan 9, the ozone generating means 13, and the mist generating means 14 are driven in a timely manner to the clothes in the drum 2. With the configuration that releases ozone and fine particle water, ozone is allowed to act on germs and organic matter adhering to clothing and small items in an environment where the humidity in the drum 2 containing clothing and small items is increased. Therefore, the oxidation reaction by ozone can proceed efficiently, and the sterilization and deodorization can be performed efficiently and reliably.

  Also, in the sterilization / deodorization process, the air blower 9, the ozone generation means 13, the mist generation means 14, and the heat pump unit 12 are driven in a timely manner so that the clothes and the like in the drum 2 are brought into a high temperature state. In the environment in which the temperature and humidity in the drum 2 containing clothes and small items are increased by the configuration in which ozone and fine particle water are released into the two, against germs and organic matter adhering to the clothes and small items. Since ozone can be applied, the oxidation reaction by ozone proceeds more efficiently, and the sterilization / deodorization operation can be performed efficiently and reliably.

  Further, since the mist generating means 14 is configured to be disposed on the downstream side of the ozone generating means 13 in the circulation air flow path 11, high concentration fine particle water adheres to, for example, the discharge part of the ozone generating means 13, and the ozone. Since the generation efficiency can be prevented from being lowered, it is possible to prevent the sterilization / deodorization action from being lowered even if the sterilization / deodorization process is continuously used.

As described above, the washing and drying machine according to the present invention can eliminate unevenness of the sterilization / deodorizing effect by releasing fine particle water together with ozone to clothes in the drum, and the optimum time. Since a stable sterilization / deodorization effect can be obtained, it can be applied to other washing machines and clothes dryers having a sterilization / deodorization function.

2 Drum 3 Outer tank 4 Motor 9 Blower fan 11 Circulating air passage 12 Heat pump unit 13 Ozone generating means 14 Mist generating means

Claims (3)

A drum formed in a cylindrical shape with a bottom; an outer tub that rotatably includes the drum; a motor that rotationally drives the drum; a heat pump unit that generates drying air to be supplied into the drum; A circulation air passage that circulates drying air by connecting the tank and the heat pump unit, a blower fan that blows air into the circulation air passage, ozone generating means that supplies ozone into the circulation air passage, and the circulation air Mist generating means for supplying particulate water into the path, the motor, the heat pump unit, the blower fan, the ozone generating means, the mist generating means, etc. are controlled to wash, rinse, dehydrate, dry or disinfect and disinfect. Control means for sequentially controlling a series of processes such as odor, and the control means in the sterilization / deodorization process. Emissions generating means, and timely by driving the mist generation means, the washing and drying machine which is adapted to release the ozone and water particles to the garment or the like in said drum. In the sterilization / deodorization process, the control means drives the blower fan, the ozone generation means, the mist generation means, and the heat pump unit in a timely manner to bring the clothes in the drum to a high temperature state, and the ozone in the drum. 2. The washing and drying machine according to claim 1, wherein fine water is discharged. The washing and drying machine according to claim 1 or 2, wherein the mist generating means is arranged on the downstream side of the ozone generating means in the circulation air blowing path.

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