JP4938739B2 - Washing and drying machine - Google Patents

Description

  The present invention is equipped with an air conditioning unit, and sucked air exhausted from the water tank by a blower fan is passed through the air conditioning unit to be dehumidified and heated to be dried high-temperature air, and then blown into the water tank and accommodated in the return water tank The present invention relates to a laundry dryer that dries laundry in a rotating drum.

  Such a washing / drying machine is already known as, for example, a drum-type washing / drying machine (see, for example, Patent Document 1). Referring to the drum type washing / drying machine 1 according to the embodiment of the present invention schematically shown in FIG. 14, the air conditioning unit 39 mounted on the drum type washing / drying machine 1 is installed in the washing machine main body 44 of the water tank 3. It is built in using a dead space at the back and is connected in the middle of the circulating air flow path 5 having the air blowing fan 15. Thereby, the circulation air flow path 5 sucks and exhausts the air in the water tank 3 by driving the blower fan 15, introduces the air into the air conditioning unit 39 from the suction introduction port 391, dehumidifies by the evaporator 31, and by the condenser 32. After heating to dry high-temperature air, it is discharged from the suction outlet 392, blown toward the water tank 3 and returned to the water tank 3, and the laundry in the rotating drum 2 is repeatedly dried to facilitate the washing process. A drying step after the rinsing step is performed.

  For this purpose, an air passage 393 from the suction inlet 391 to the suction outlet 392 is formed between the front and rear opposing walls of the air conditioning case 38 in the air conditioning case 38 having the air suction inlet 391 and the suction outlet 392. Then, the evaporator 31 and the condenser 32 for dehumidifying and heating the air in the middle of the ventilation path 393 are sucked and discharged from the suction introduction side facing one rear wall of the front and rear opposing walls and the other front wall. The suction inlet 391 is provided upward toward the rear wall of the ceiling wall of the air conditioning case 38 and communicates with the suction inlet side from above, and the suction outlet 392 is provided in the air conditioning case 38. It is provided in the lower part of the end wall of this, and it leads to the said suction discharge side from a side.

  On the other hand, in the heat exchanging area, there is provided a storage unit 63 for storing condensed water generated due to the dehumidifying function of the evaporator or water that may enter for some reason, and the water stored in the storage unit 63 is drained by a drain pump 64. However, if lint or the like accompanying the circulating air flows in, the drainage pump 64 may be clogged or malfunctioned. Therefore, conventionally, as shown in FIG. 62 is provided.

JP 2008-79861 A

  However, in the drum type washing and drying machine 1 as described above, defective drainage by the drainage pump 64 sometimes occurs, and maintenance may be required. As a result of various studies conducted by the present inventors, the intrusion of the adhesive is the cause. This adhesive is mainly a component of a detergent or a softening agent, and is considered to cause poor rotation or clogging of the drainage pump 64 because of its high viscosity. This is not only accompanied by moisture removed from the laundry in the circulating air that is sucked into the air conditioning unit 39 and used for dehumidification and heating, but also contains detergent and softener components, It means that the condensed air is condensed and separated as condensed water from the circulating air during heat exchange with the evaporator 31. Here, although it is difficult to verify as a decrease in drying performance, detergent or softener penetrates as an adhesive between the fins of the evaporator 31 and sticks and increases in some places, reducing the ventilation and thus dehumidifying efficiency. There is a problem that a similar performance degradation may reach the condenser 32.

  The object of the present invention is to separate the circulating air sucked and introduced into the air conditioning unit from gas and liquid together with the detergent and softener components that may contain the water removed from the associated laundry. The separated separated water is passed through the heat exchanging section and drained with dilution of the highly viscous detergent and softener component, which affects the heat exchange with the circulating air of the sticky material and the operation of the drainage pump. It is an object of the present invention to provide a washing and drying machine that can prevent the above.

In order to achieve the above object, the washing and drying machine of the present invention is provided in an air conditioning case having an air suction inlet and a suction outlet, and in a heat exchange area of a ventilation path from the suction inlet to the suction outlet. Equipped with a dehumidifying heat exchanger that dehumidifies and heats the air and an air conditioning unit that divides the heating heat exchanger into a suction introduction side heat exchange area and a suction discharge side heat exchange area. sucked through dehumidifying the air-conditioning unit, after the hot air drying by heating, the circulating air passage repeating drying the laundry in the rotary drum being accommodated in the water tank back into the water tank In the washing and drying machine that has, the moisture removed from the laundry accompanying the suction air introduced from the suction inlet to the heat exchanger for dehumidification and the detergent and softener components that may enter the circulation air passage, collision In addition, a gas-liquid separation part that separates from the suction-introduced air by centrifugal action is provided in the suction-induction-side heat exchange area, and the separated water and the detergent and softener components that may be contained therein are collected. Further, the present invention is characterized in that a separated water drainage channel is provided for draining the collected separated water to the outside with dilution of components of detergents and softeners that may be contained therein.

  In such a configuration, the air in the water tank is sucked and exhausted by a fan and passed through the air conditioning case, and the heat exchange area in the air conditioning case is divided into a suction introduction side heat exchange area and a suction discharge side heat exchange area, and is dehumidified. The suction inlet is used to repeat the drying of the laundry in the rotating drum contained in the water tank as dehydrated and heated high-temperature air dehydrated and heated by the heat exchanger for heating and the heating heat exchanger, and drying the laundry in the rotating drum accommodated in the water tank. The suction introduction side heat exchange together with the detergent and softener components that may be mixed with the moisture removed from the laundry in the circulating air that is sucked into the suction introduction side heat exchange area and headed to the heat exchanger for dehumidification Detergents and softener components with a mass greater than moisture are separated by gas-liquid separation with the probability of increasing moisture due to collision and centrifugal action by the gas-liquid separation unit provided in the area, so a highly viscous detergent in the heat exchanger for dehumidification And the softener invades Argument, even moisture removed from the laundry from entering can be reduced. At the same time, the separated water separated from the gas and liquid is collected in the separated water drainage channel together with the components of the detergent and softener that may be contained in the separated water, and the collected separated water may be contained in the detergent and softener. Since the wastewater is drained to the outside with dilution of the components, the detergent and softener with low viscosity do not enter the drainage pump, and even if the separated water is mixed in it, the detergent or softener has reduced viscosity It can be drained along with lowering the viscosity of the components.

In the above, further, the suction inlet side heat exchange region, provided the dew condensation water discharging tray to drain to the outside receiving condensation water flowing down from the heat exchanger for the dehumidification, the separated water drainage path, separation and collecting Water and components of detergents and softeners that may be contained therein are drained through the condensed water drainage tray.

  In such a configuration, in addition to the above, while the condensed water generated in the heat exchanger for dehumidification is drained through the condensed water drain tray, the separation water drainage path is separated by collecting water in the suction introduction side heat exchange area. By draining water and the components of detergents and softeners that may be contained in it through the dew condensation water drainage tray, a special drainage system is unnecessary, and the drainage channel from the water collection section to the dew condensation water drainage tray After the detergent and softener components are sufficiently diluted alone with the drainage of the separated water, the condensed water drainage tray can be brought to the outside to be drained.

In the above, further, the separated water drainage path, and the suction inlet side heat exchange area water collecting portion for storing collected and dropping or flowing down separated water to the side of, the dew condensation water discharging tray from part of the water collecting portion and a separated water discharging tray that as water is the water collecting in the water collecting part through the dew condensation water discharging tray, bypassing drained guided to the dew condensation water discharging tray of outer loop, the separated water discharging tray In addition, a baffle portion for receiving foreign matter such as lint, highly viscous detergent or softener component can be provided.

  In such a configuration, in addition to the above, the separated water drainage channel collects and collects the separated water that drops or flows down to the side of the suction introduction side heat exchange region at the water collecting portion, so that the separated water as well as the separated water can be collected. Even if the condensed water flows down on the suction surface side of the heat exchanger for dehumidification and does not enter the dew condensation water drain tray, it reaches the suction introduction side heat exchange area side, collecting this water and using it for dilution of detergent and softener components. In order to receive and capture lint, highly viscous detergent and softener components by the baffle, the detergent and softener are sufficiently diverted around the outside of the dew condensate drain pan while being used for dilution until the trap is released. It is made to drain together with the separated water in a drainage channel having a path length.

In the above, further, the baffle portion can be wherein a throttle portion for narrowing the projection or and passage projecting from the bottom of the separated water discharging tray.

  In such a configuration, in addition to the above, the protrusion is suitable for catching and capturing long foreign matters such as yarn waste, and even if the amount of yarn waste increases there, the yarn waste in the circulating air, etc. Is preliminarily captured by a filter upstream of the suction inlet, so the amount of increase is limited and maintenance-free, and the increase in lint prevents the passage of highly viscous detergents and softeners with high viscosity. It can be useful for dilution with separated water. Further, the narrowed portion is suitable not only for catching lint but also for obstructing passage of detergent or softener with high viscosity depending on the size of the gap.

  In the above, the gas-liquid separation unit further receives suction introduction air from the suction introduction port toward the suction surface of the dehumidification heat exchanger in the middle of the suction introduction side heat exchange region, and then proceeds downstream. It can be characterized by including an airflow catching portion provided so as to be laid.

  In such a configuration, in addition to the above, an airflow catching portion as a gas-liquid separation portion is positioned in the middle of the suction introduction side heat exchange region, and suction from the suction introduction port toward the suction surface of the heat exchanger for dehumidification Detergents that may have been mixed in as well as moisture removed from the laundry that accompanies the suction air by the centrifugal action at the time of collision or sudden change of direction when receiving the incoming air and then moving it downstream In addition, the softener component can be gas-liquid separated with a higher probability than water because of its higher mass than water.

In the above, further, the suction inlet port, through from top to the suction inlet-side heat exchange area provided upwardly displaced in one side wall side of the ceiling wall of the air conditioning case, wherein the suction outlet port, said air-conditioning Provided in a lower part of the end wall of the case and communicated from the side to the suction / discharge side heat exchange area, and the airflow catching portion is dehumidified from a position corresponding to the middle height of the dehumidification heat exchanger on the one side wall. It is a shelf part extended to the position near the heat exchanger side for operation.

  In such a configuration, in addition to the above, the air sucked from the suction inlet is further introduced into the suction introduction side heat exchange area from the upper side of the side of the ventilation path, and the suction of the ventilation path In the form that the suction surface of the evaporator once catches it, showing the tendency to go diagonally downward toward the suction discharge port at the bottom of the end wall of the air conditioning case connected to it through the heat exchange area on the discharge side A shelf in which an airflow catcher extends from a position corresponding to a height of the dehumidifying heat exchanger on one side wall to a position closer to the dehumidifying heat exchanger side in order to pass through the surface area of the dehumidifying heat exchanger. Because it is a part, the suction-introducing air after receiving it while reliably achieving moisture or gas-liquid separation by collision and centrifugal action by the moisture in the suction-introducing air and the detergent and softener components that may be mixed The suction of the heat exchanger for dehumidification downstream Since the guide is toward the side, it does not interfere with the equalizing passage of dehumidifying heat exchanger and to the next heating heat exchanger.

  According to the washing / drying machine of the present invention, the air in the water tank is sucked, passed through the air conditioning case, dehumidified and heated by the heat exchanger for dehumidification and the heat exchanger for heating, and returned to the water tank as dry high-temperature air. In order to repeat the drying of the product, the moisture in the circulating air that is sucked into the suction introduction side heat exchange area and directed to the heat exchanger for dehumidification is mixed with the components of detergent and softener that may be mixed. Of course, detergents and softeners with large mass are separated by gas-liquid separation with a probability of increasing moisture due to collision and centrifugal action by the liquid separation unit, and of course high viscosity detergents and softeners enter the heat exchanger for dehumidification. Since moisture removed from the laundry invades, it is possible to avoid a high viscosity detergent or softener component from entering the heat exchanger for dehumidification and partially clogging it to reduce the performance. Moisture content in the suction air passing through the exchanger Reduced by reducing the heat exchange duty, the miniaturization of the heat exchanger for dehumidification, performance enhancing heat exchange efficiency can be achieved. At the same time, the separated water separated from the gas and liquid is collected and drained together with the detergent and softener components that may be contained in it, but the detergent and softener components that may be contained in the separated water are diluted with the separated water. As a result, drainage can be performed reliably, and maintenance due to poor rotation and clogging caused by intrusion of detergent or softener components with high viscosity into the drainage pump becomes unnecessary.

  In addition to the above, the dew condensation water generated in the heat exchanger for dehumidification is drained through the dew condensation water drain tray, and the separation water drainage channel collects the separated water and the components of the detergent and softener that may be contained in it. The drainage through the dew condensation drainage tray eliminates the need for a special drainage system, and it is possible to use the deionized water without affecting the smooth drainage function of the dew condensation water drainage in the single drainage channel until reaching the dew condensation water drainage tray. After sufficient dilution of the detergent and softener components, it can be brought to the dew condensation water drain tray to ensure smooth drainage.

  In addition to the above, the separated water drainage channel starts with separated water that drops or flows down on the suction introduction side heat exchange area side at the water collection part, and flows down on the suction surface side of the heat exchanger for dehumidification to the condensed water drainage tray. Water can be collected and drained, including the condensed water that does not enter and reach the heat exchange area, and the degree of dilution and speed of the detergent and softener components can be increased by the amount of water in the drainage process. . In addition, during the drainage, the baffle part receives and captures lint, a highly viscous detergent and softener component, so no filter is required to capture lint in the air conditioning case, and lint is drawn into the suction inlet. Since it is captured in advance by a filter upstream, the amount of lint captured in the air conditioning case is limited and maintenance-free. Also, highly viscous detergents and softeners are used not only for the baffle part but also for the yarn waste captured by the baffle part as a baffle part. This can be reliably achieved by a drainage channel having a sufficient length that bypasses the outer circumference of the dew condensation water drainage tray, and can be prevented from flowing forward to the drainage pump with high viscosity.

  In addition to the above, the baffle part is effective as a protrusion or a throttle part, and since there are differences in the baffle characteristics with respect to their lint, viscous detergent and softener, it is advisable to combine them Preferred.

  In addition to the above, further, the suction air introduced from the suction inlet toward the suction surface of the heat exchanger for dehumidification is temporarily received at the intermediate receiving part and then directed downstream, so that the centrifugal force at the time of a collision or a sudden change in the collision and the direction is changed. Due to the action, the detergent and softener components that may be mixed, as well as the accompanying water, will be separated from the gas and liquid with a higher probability than the water by the amount that is higher than the water. Intrusion of a highly viscous detergent or softener component can be reliably prevented.

  In addition to the above, the suction introduction air is introduced into the suction introduction side heat exchange area from the upper part of the side wall side of the ventilation path, and passes through the suction discharge side heat exchange area of the ventilation path. The evaporator's suction surface shows a tendency toward the suction outlet at the lower part of the wall, while trying to pass it while spreading it over its own area The airflow receiving part forms a shelf provided in a wide range extending from a position corresponding to the middle height of the dehumidifying heat exchanger on one side wall to a position closer to the dehumidifying heat exchanger side, in the suction-introducing air The intake air after receiving is sucked into the downstream heat exchanger for dehumidification while reliably achieving gas-liquid separation by collision or centrifugal action by colliding with water and detergent and softener components that may be mixed As it is guided toward the surface, heat exchange for dehumidification And it does not interfere with the equalizing passage to the next heating heat exchanger.

It is sectional drawing which shows the air conditioning and fan unit which connected the ventilation fan to the air conditioning and fan unit which concerns on embodiment of this invention. It is a cross-sectional view in the accommodation area of the compressor of the air-conditioning / fan unit and the rear area on one end side which is a part of the air passage partitioned from it. It is a cross-sectional view in the heat exchange area of the air conditioning / fan unit. It is the top view which removed the upper division member of the air-conditioning case from the air-conditioning / fan unit. It is the perspective view which looked at the air-conditioning and fan unit from the diagonal in the state of FIG. It is a top view of the lower division member of the air-conditioning case of the air-conditioning / fan unit. It is a perspective view of the lower division member of FIG. It is a bottom view of the upper division member of the air-conditioning case of the air-conditioning / fan unit. It is a perspective view which shows the combined state of the compressor and elastic seat which are incorporated in the air conditioning / fan unit. It is the fragmentary perspective view which looked at the air-conditioning and the fan unit from the suction discharge side diagonally upward in the state of FIG. It is the external appearance perspective view which looked at the air-conditioning and fan unit from the front side. It is the external appearance top view which looked at the air-conditioning and the fan unit from the upper part. It is the side view which looked at the air-conditioning and the fan unit from the accommodation area side. It is a schematic block diagram which shows the drum type washing-drying machine as an example of the apparatus incorporating the air-conditioning and fan unit. It is an internal block diagram seen from the back part of the washing machine.

  The air conditioning / fan unit according to the embodiment of the present invention will be described below with reference to FIGS. 1 to 15 for understanding of the present invention. The following description is a specific example of the present invention and does not limit the content of the claims.

  The air conditioning / fan unit 39 according to the embodiment of the present invention is an example when applied to the drum type washer / dryer 1 as shown in FIGS. 14 and 15, and is not limited thereto. The drum-type washing / drying machine 1 has a water tank 3 in a floating state in a washing / drying machine main body 44 by a suspension structure (not shown), and a rotating drum 2 formed in a bottomed cylindrical shape in the water tank 3 has an axial direction. Is inclined downward from the front side toward the back side. A clothing doorway 11 leading to the opening end of the rotary drum 2 is formed on the front side of the water tank 3, and a door 9 that closes the opening provided on the upward inclined surface formed on the front side of the washing and drying machine main body 44 so as to be openable and closable. The laundry can be taken in and out of the rotary drum 2 through the clothing entrance 11. Since the door 9 is provided on the upward inclined surface, the work for putting in and out the laundry can be performed without bending the waist.

  The rotating drum 2 is formed with a large number of through holes 8 communicating with the water tank 3 on its peripheral surface, and provided with stirring protrusions (not shown) at a plurality of circumferential positions on the inner peripheral surface. The rotating drum 2 is rotationally driven in the forward and reverse directions by a motor 7 attached to the back side of the water tank 3. Further, a water injection pipe 12 and a drain pipe 13 are connected to the water tank 3, and water is poured into and drained into the water tank 3 by control of a water injection valve and a drain valve (not shown).

  When the door 9 is opened, laundry and detergent are put into the rotary drum 2 and the operation of the operation panel 66 provided in the upper part of the front surface of the drum-type washing / drying machine 1, for example, the control board 67 provided on the inside thereof is provided. When the operation is started through such control as described above, a predetermined amount of water is injected into the water tank 3 from the water injection pipe 12, and the rotary drum 2 is driven to rotate by the motor 7 to start the washing process. By the rotation of the rotating drum 2, the laundry accommodated in the rotating drum 2 is lifted in the rotating direction by the stirring protrusion provided on the inner peripheral wall of the rotating drum 2, and the stirring operation of dropping from the lifted appropriate height position Is repeated, so that the laundry has the effect of tapping and washing. After the required washing time, the dirty washing liquid is discharged from the drain pipe 13, and the washing liquid contained in the laundry is dehydrated by a dehydrating operation that rotates the rotating drum 2 at a high speed. Rinsing is performed by pouring water from the passage 12. Also in this rinsing step, the laundry stored in the rotary drum 2 is rinsed by repeating the stirring operation in which the laundry is lifted by the stirring protrusion by the rotation of the rotary drum 2 and dropped.

  The drum-type washing / drying machine 1 has a function of drying laundry stored in the rotary drum 2. Therefore, as described above, the drum-type washing / drying machine 1 sucks and exhausts the air in the air conditioning / fan unit 39 and the water tank 3 and introduces the air into the air conditioning / fan unit 39 to be dehumidified and heated. A circulation air passage 5 for blowing air again into the water tank 3 is built in, and a blower fan 15 is provided downstream of the air conditioning / fan unit 39 in the circulation air passage 5.

  When the blower fan 15 is rotationally driven, air flows in the circulation blower path 5 so that the damp air in the rotary drum 2 containing the laundry is circulated from the water tank 3 to the blower fan 15 through the through holes 8. The air is sucked and exhausted through the introduction pipe line 16. The exhausted moist air is introduced from the suction inlet 391 into the ventilation path 393 of the air conditioning / fan unit 39 located directly connected to the upstream side of the blower fan 15 and evaporated in the middle thereof. By dehumidifying the moisture in the air by condensing the water in the vessel 31 and heating by exchanging heat with the condenser 32, the air is always dry and hot. The dried high-temperature air is sucked into the blower fan 15 through the suction / discharge port 392 and then sent out to the blower conduit 33 to the water tank 3 to be blown into the water tank 3. The high-temperature dry air blown into the water tank 3 enters the rotary drum 2 through the through holes 8 and escapes to the water tank 3 while being exposed to laundry such as clothes, and is again introduced into the circulating air introduction pipe line 16. The drying process is carried out by repeating the circulation of the air in the circulating air flow path 5 described above.

  In the drying process using the circulation air passage 5, foreign matter such as lint generated from laundry such as clothes is circulated in the air circulated through the circulation air passage 5, and the evaporator 31 and the condensation are circulated. It is difficult to carry out a drying process such as clogging of the vessel 32, biting into the rotating part of the blower fan 15, and accumulation on the inner surface of the blower fan 15, and frequent troublesome maintenance is required. In the middle of the circulation air flow path 5, specifically, the upstream side of the evaporator 31, the condenser 32, and the blower fan 15, and thus in the middle of the circulation air introduction pipe line 16, foreign matters in the circulation air are removed. It is common to provide a filter chamber 36 that houses the filter 35. Thus, even if foreign matter is mixed into the air after the laundry is dried and introduced into the circulating air introduction pipe 16 side on the evaporator 31 side, it is collected by the filter 35 when passing through the filter chamber 36. , It will not be mixed into the circulating air downstream. Therefore, the functions of the evaporator 31, the condenser 32, and the blower fan 15 are maintained for a long time. However, on the other hand, the collected foreign matter accumulates on the filter 35 in the filter chamber 36, and there is a problem that the passage resistance of the circulating air gradually increases and the drying function is deteriorated. It is provided so as to be detachable as in the case of. In addition, the air conditioning / fan unit 39 constitutes an air conditioning / fan unit 81 capable of handling them alone by being directly connected to the blower fan 15, but is not limited thereto.

  Here, the evaporator 31 in which condensed water is generated constitutes a heat exchanging unit 395 together with the condenser 32, and a condensed water storage unit 63 is provided in a range corresponding to a dehumidifying region at the bottom of the air conditioning case 38, and a drain pump 64. A drainage pipe 65 having a water level is connected, and drainage without excess or deficiency is performed based on detection of a water level by a water level sensor (not shown). However, if the water level rises abnormally due to some drainage abnormality, the stored dew condensation water may reach the other part of the circulation air flow path 5. For these reasons, the heat exchanging part 395 is provided so as to be positioned at the lowest part of the circulation air flow path 5.

  As described above, the air-conditioning / fan unit 39 mounted on various devices affects the increase in the size of the mounted devices, product price, maintenance effort, and running costs. Therefore, the size and the number of parts and the number of assembly steps are reduced. Reduction of replacement parts is desired. Corresponding to these, the air conditioning / fan unit 39 according to the present embodiment has a suction inlet port in an air conditioning case 38 having a suction inlet port 391 and a suction outlet port 392, as shown in FIGS. A heat exchanging unit 395 including an evaporator 31 and a condenser 32 that dehumidifies and heats the circulating air and is located in the ventilation path 393 from the suction port 392 to the suction exhaust port 392, and a compressor that circulates refrigerant through the heat exchanging unit 395. 37, the air conditioning case 38 is composed of a plurality of, specifically, two upper and lower divided members 381 and 382, and the divided members 381 and 382 face each other on the outer surface of the air conditioning case 38. A sealing member 384 is continuously sandwiched between the dividing lines 383 to air-tighten the inside and outside of the air conditioning case 38 and collect on the outer wall of the water reservoir portion represented by the storage portion 63 described above of the air conditioning case 38. Although thereby draining are in stagnant water opened is provided to FIGS. 2, 3, drainage mechanism 101 as shown in FIG. 7 to prevent outside air sucked by.

  As described above, the air conditioning case 38 is composed of a plurality of divided members 381 and 382. The air conditioning case 38 is sandwiched between the dividing lines 383 formed by the divided members 381 and 382 facing the outer surface of the air conditioning case 38. With a simple seal structure that airtights the inside and outside of the case 38, the suction action is positive even if the ventilation path 393 from the suction inlet 391 to the suction outlet 392 communicates with the housing area 394 side of the compressor 37, for example. The functions of circulation, dehumidification, and heating of the suction air can be ensured without being affected by the accommodation area 394 that becomes an air reservoir. In addition, the drainage mechanism provided in the storage portion 63 of the air conditioning case 38 for a sudden water pool in the unlikely event of using the mutual communication between the ventilation path 393 and the accommodation area 394, regardless of the accommodation area 394 and the ventilation path 393. While 101 responds by being opened by the accumulated water and draining the accumulated water, it is possible to prevent the outside air from being sucked and to secure the function of introducing the circulating air and exchanging and discharging the heat.

  As a result, the compressor of the ventilation path 393 has a simple sealing structure in which the plurality of dividing members 381 and 382 constituting the air conditioning case 38 are sealed between the split lines 383 formed facing the outer surface of the air conditioning case 38 and the inside and outside of the unit are airtight. 37, while maintaining the functions of suction air circulation, dehumidification, and heating without the influence of communication with the storage area 394 side of the storage area 394, the storage section 63 can be configured without using the communication area 394 and the ventilation path 393. The drainage mechanism provided in the water reservoir represented by the storage portion 63 of the air conditioning case 38 is not limited to the normal drainage system mainly composed of condensed condensed water in the heat exchanging portion 395, but in the event of a sudden water pool. With 101, it is possible to cope with ensuring the function of introducing circulating air and exchanging and discharging heat, and the number of parts, the number of assembly steps, and the number of parts to be replaced are reduced by the number of seal points less than before. Because, product cost and running cost can be reduced both.

  In particular, when the air conditioning case 38 is configured by two divided members 381 and 382 as in the present embodiment, the number of members, the number of assembly steps, and the seal structure portion are further reduced.

  Also in the present embodiment, the housing area 394 and the ventilation path 393 are partitioned by the partitioning portion 386, but the seal structure is omitted. Because there is no seal structure in this way, even if the ventilation path 393 communicates with the accommodation area 394 side in both of the compartments, this compartment effect is combined and the accommodation area 394 has almost no suction action, The function of the suction air circulation, dehumidification and heating can be ensured more reliably and the performance can be improved. The partition portion 386 is formed by a butting structure of upper and lower partition walls 386a and 386b integrally formed on both the upper and lower divided members 381 and 382, and the air conditioning case 38 has a housing space 394 and a ventilation path 393 and has a complicated space. The shape body is realized with a simple configuration of two members. Moreover, instead of the upper and lower partition walls 386a and 386b, the partition portion 386 can be formed as a single partition wall integrally formed with one of the upper and lower split members 381 and 382.

  As shown in FIGS. 2, 3, and 7, the valve mechanism 101 has a drain port 101 a provided on the outer wall of a water pool portion such as the reservoir portion 63, and the drain port 101 a is externally exposed by a pulling pressure in the air conditioning case 38. The check valve 101b is provided on the outer wall of the water reservoir portion such as the storage portion 63 and closes the drain port 101a by the pulling pressure only when the pulling pressure is applied to the air conditioning case 38. While maintaining the function of the air-conditioning / fan unit 39 by shutting out the outside air with good airtightness, a large amount of water in case of emergency should be pushed open by its own weight and drained. It can be realized with a simple flap-type valve piece without closing behavior. Specifically, as a check valve 101b made of a rubber piece, a hook portion 101c integrally formed at the upper end thereof can be easily mounted by elastically engaging with a mounting hole 101d provided in the upper portion of the drain port 101a, and suction, Even when closing and releasing corresponding to suction release are frequent, the operation stroke is very small and does not promote fatigue, and it is extremely rare to become a replacement part for maintenance.

  In the present embodiment, in association with the communication structure of the ventilation path 393 and the accommodation area 394, a sudden water pool may reach the side of the accommodation area 394. Similar to the reservoir 63, the valve mechanism 101 is provided with the bottom of the accommodation area 394 as the water reservoir 396. As a result, even if the water pool once reaching the storage area 394 due to the height relationship between the ventilation path 393 and the storage area 394 is not eliminated on the storage section 63 side on the ventilation path 393 side, the water can be drained on the storage area 394 side. It becomes like this.

Further, as shown in FIGS. 1, 4, 5, 11, and 12, the air conditioning case 38 has a suction inlet 391 at the rear of the ceiling wall at one end in the longitudinal direction and a suction exhaust at the end wall at the other end. It has a substantially rectangular parallelepiped shape provided with an outlet 392. As shown in FIG. 5, the compressor 37 is housed in a housing area 394 near the front portion on one end side in the air conditioning case 38, and the housing area 394, the rear side in the air conditioning case 38 with respect to the housing area 394, and others The upper and lower partition walls 386a and 386b extending from both the ventilation path 393 extending to the end side and the dividing members 381 and 382 forming the air conditioning case 38 and the partition wall extending from one side are partitioned. . Further, the evaporator 31 and the condenser 32 partition the heat exchange area 393a between the partition wall 386 and the end wall facing each other in the longitudinal direction of the air conditioning case 38 into the front and rear suction introduction sides and the suction discharge side. Is provided. Further, the suction inlet 391 opens upward higher than the ceiling wall of the heat exchange area 393a of the air conditioning case 38, and overhangs on the rear side of the accommodation area 394 in plan view as shown in FIGS. From the wrapping position to the size of the heat exchange area 393a in the ventilation path 393 and the one end side rear area 393b extended to the rear part of the accommodation area 394 on one end side of the air conditioning case 38, and without being bulky outward of the air conditioning case 38 Is provided. The ventilation path 393 further includes a longitudinally curved region 393c that smoothly connects from the base opening of the suction inlet 391 to the rear region 393b on one end side to guide the circulating air downward, and a rear suction introduction side of the heat exchange region 393a. It is a rear upward extension 393d which extends upwardly toward the other end from the suction inlet port 391 is less than the height of the suction inlet port 391 the air conditioning case 38, and those with.

  Thereby, the front part of the one end of the air-conditioning case 38 between the suction inlet 391 provided in the rear part of the ceiling wall of the longitudinal direction one end of the air-conditioning case 38, and the suction discharge port 392 provided in the end-part wall of the other end The compressor 37 is accommodated at the side and the storage area 394 partitioned by the partitioning section 386 is excluded, and the circulating air is sucked from the suction inlet 391 without difficulty by the ventilation path 393 that is used almost fully in the longitudinal direction of the air conditioning case 38. It can be introduced and smoothly subjected to heat exchange in the heat exchanging unit 395 so as to be sucked and discharged to the suction / discharge port 392. At this time, the ventilation path 393 is configured so that the circulating air introduced from the suction inlet 391 is located at one end on the rear side of the air conditioning case 38 from the heat exchanging area 393a next to the housing area 394 as indicated by an arrow in FIG. Heat exchange installed in the heat exchange area 393a while being received by the suction introduction side, which is the rear part of the heat exchange area 393a, while being received by the heat transfer area 393a and the rear upward expansion part 393d that has been removed from the rear part of the heat exchange area 393a. The heat exchange flow that passes almost evenly from the rear part to the front part of the evaporator 31 and the condenser 32 through the entire region of the evaporator 31 and the condenser 32 with the help of the filling effect by the uniform passage resistance by the evaporator 31 and the condenser 32 of the part 395. Can be generated. Therefore, the heat exchange efficiency is improved and the air conditioning function can be enhanced.

In this case, in particular, the ventilation path 393 substantially overlaps the one end side rear area 393b of the ventilation path 393 from the position where the suction inlet 391 overlaps the rear side of the accommodation area 394 of the compressor 37 in plan view. Although the flow to the one end side rear region 393b having a smaller front-rear width than the suction introduction port 391 is reduced while increasing the introduction air volume of the circulating air due to the size, the turbulence and pressure loss are guided by the longitudinal curved path 393c. In addition to being introduced smoothly and directed toward the rear suction introduction side of the heat exchange area 393a, the rear upward extension portion where the introduced air extends from the suction introduction port 391 to the other end side of the air conditioning case 38 by the amount of receiving the throttle. It can be made easier to flow into the 393d side. As a result, the uniform expansion of the circulating air introduced into the ventilation path 393 to the backward suction surface 395a of the heat exchange section 395 can be further promoted, and the heat exchange efficiency can be further enhanced. Further, as shown in FIG. 2, in the longitudinally curved path 393c, the flow of the suction-introducing air is bent, so that moisture removed from the accompanying laundry, detergent components and softener components that may have been mixed in Can be centrifuged, and the relief shape portion 393c1 shown by the phantom line that avoids interference with the upper end of the compressor 37 also receives a collision separation action.

  Here, as shown in FIGS. 2, 3, 4, and 5, the above-described storage unit 63 substantially coincides with the rectangular shape in plan view of the heat exchange unit 395 in the heat exchange region 393 a and is a heat exchange unit. It is formed as a dish-shaped heat exchange section receiving tray 393a1 that opens upward to receive 395. The heat exchanging unit 395 installed and received on the heat exchanging unit receiving tray 393a1 has a minute thermal separation gap (not shown) between the evaporator 31 and the condenser 32 by the fins 395c. The unit is formed as an integral unit, and heat transfer from the condenser 32 side to the evaporator 31 side is suppressed by the thermal separation gap, so that the growth of frost and ice in the evaporator 31 is suppressed. As the temperature rises, frost is melted so that high drying efficiency can be secured. Thereby, the isolation space previously provided between the evaporator 31 and the condenser 32 is omitted, so that the installation space is reduced, so that the size of the device can be increased and the performance can be improved without increasing the overall size. Moreover, bypass passage caused by play in the isolation space toward the suction / discharge port 392 side is suppressed, the effective area is kept large, dehumidification efficiency, heating efficiency, and drying efficiency are increased, and drying noise can be reduced. Here, even if the thermal separation gap is configured to be a space of a degree of separation that allows the evaporator 31 and the condenser 32 to be individually handled, the performance does not deteriorate significantly.

  Moreover, the heat exchanging portion 395 has one end where the facing distance between the suction surface 395a facing backward and the suction introduction side rear wall of the heat exchange area 393a of the air conditioning case 38 facing the suction surface 395a is connected to the suction introduction port 391. It arrange | positions in the diagonal direction as shown in FIG. 4, FIG. 5 with respect to the longitudinal direction of the air-conditioning case 38 so that it may become small toward the other end part side of the air-conditioning case 38 from the side rear part area | region 393b side. Thereby, the inclination angle of the direction of the fins 395c of the heat exchanging portion 395 with respect to the direction A shown in FIG. 4 in which the heat exchanging region 393a is inclined from the one end side rear region 393b side toward the suction / discharge port 392 is the shortest. Since θ is smaller than that in the case where the heat exchanging portion 395 is arranged in the longitudinal direction of the air conditioning case 38, the airflow resistance is further reduced by the smaller amount and the airflow distribution passing through the heat exchanging portion 395 is further increased. Since it is made uniform, both dehumidification efficiency and heating efficiency are further improved, and air conditioning performance, drying efficiency when installed in a washing dryer, and drying performance can be improved, and it is more silent.

  Here, the installation direction of the heat exchanging portion 395 is best matched with the heat exchanging region 393a as much as possible in the oblique direction A that is the shortest from the one end side rear region 393b toward the suction / discharge port 392.

  Further, as shown in FIG. 6, the heat exchanging area 393a is low on the suction discharge side of the heat exchanging part receiving tray 393a1 and the heat exchanging part 395 installed therein as the storage part 63, and on the suction air introduction side of the heat exchanging part 395 is high. The air conditioning case 38 is formed to have a bottom shape, and the storage area 394 is formed to have the bottom shape of the air conditioning case 38 so as to be lower than the storage portion 63 as shown in FIG. Thereby, the installation height of the compressor 37 in the air conditioning case 38 can be suppressed, and the center of gravity can be lowered.

  The heat exchanging part receiving tray 393a1 receives the heat exchanging part 395 by directly placing it without interposing a filter as shown in FIG. The portion of the heat exchanger 395 that receives the condenser 32 is partitioned from the portion that receives the evaporator 32, and the moisture and circulation system removed from the laundry accompanying the circulating air. The components of the detergent and softener that may get into the separation water drain tray 23 for separating and receiving and draining before passing through the heat exchanging section 395 are partitioned by a partition wall 28 that partitions each other. However, the drain port 22 is provided in the condensed water drain tray 21, and the separated water drain tray 23 is discharged through the condensed water drain tray 21.

  This is because the water in the circulating air is removed as condensed water by passing through the evaporator 31 and discharged from the condensed water drain tray 21, but there is no problem, but a detergent or softener with high viscosity that may enter the circulating air. When the component enters the heat exchanging part 395 or the blower fan 15, it adheres and narrows or clogs the air passage, or increases the rotational resistance of the blower fan 15. The purpose is to perform gas-liquid separation and drain water from the separated water drain tray 23 through the condensed water drain tray 21 without imposing a burden on the drain pump 64. Naturally, this gas-liquid separation also includes the water accompanying the circulating air, and the components of the highly viscous detergent and softener separated by gas-liquid are washed away with water that has been gas-liquid separated at the same time, diluted and drained. The pump 64 is advantageously not burdened.

  For this gas-liquid separation, the suction air introduction side of the heat exchange area 393a exchanges heat with the lower dividing member 382 of the air conditioning case 38 from the suction inlet 391 including the rear end area 393b on the one end side and the rear upward extension 393d. The air flowing downward between the rearward suction surface 395a of the part 395 and the rear wall of the air conditioning case 38 is temporarily received at the midway position in the height direction as shown in FIGS. 2, 3, and 5 of the heat exchange part 395. A shelf 24 extending substantially horizontally from the rear wall of the air conditioning case 38 to the front side so as to guide to the heat exchange unit 395 side, and inclined obliquely downward from the shelf 24 to the heat exchange unit receiving tray 393a1 Inclined portion that guides the suction-introduced air that passes through the shelf portion 24 through the entire rearward suction surface 395a of the heat exchange portion 395 that is installed on the heat exchange portion receiving tray 393a1 5 to form a.

  As a result, the suction air introduced into the ventilation path 393 collides with the shelf 24 while flowing downward from the suction introduction port 391 and the rear upward expansion portion 393d toward the heat exchange portion 395 and is guided to the heat exchange portion 395 side. However, the moisture removed from the laundry accompanying the suction air and the components of the detergent and softening agent that may enter the circulation system by the collision can be separated from the suction air. The components of the separated water, detergent and softening agent that have been separated move the shelf 24 toward the inclined portion 25 due to the flow of suction air, and flow down the inclined portion 25. Specifically, while the separated water is actively washed away to the inclined portion 25 side, the components of the highly viscous detergent and softener are washed away to reach the inclined portion 25 side, and then the gravity air is added to the flow of the suction air. As a result of the action of the above, it moves down the inclined portion 25. Separation water or the like flowing down the inclined portion 25 is blocked by the rib 26 shown in FIGS. 3 and 7 at the lower portion of the inclined portion 25, and one end side, in the illustrated example, the accommodation area 394 side leads to the separated water drainage tray 23. It escapes to the communication path 27 shown in FIGS. 1 and 7 and flows into the separated water drain tray 23.

  On the other hand, the bottoms of the heat exchanger receiving tray 393a1 and the entire storage portion 63 formed on the suction / discharge side are lowered toward the drain port 22 provided in the condensed water drain tray 21. In addition to this, the separated water drainage tray 23 has a minute communication portion 29 a on the partition wall 29 with the suction exhaust side, and has a minute communication portion 28 a on the partition wall 28 with the condensed water drainage tray 21. As a result, the separated water or the like that has flowed into the separated water drain tray 23 flows into the condensed water drain tray 21 through the communication portion 28 a, and then flows into the drain port 22 in the condensed water drain tray 21. In addition, water that may overflow or accumulate on the suction / discharge side due to malfunction of the drain pump 64 connected to the drain port 22 flows into the separated water drain tray 23 through the communication portion 29a, and then communicates with the communication portion 28a. Flows to the dew condensation water drain tray 22 and reaches the drain outlet 22.

  Corresponding to the fact that the heat exchanging portion 395 is installed on the heat exchanging portion receiving tray 393a1 without providing the filter, the communicating portions 28a and 29a pass smoothly, but are mixed into yarn waste and circulating air. The components of detergents and softeners with high viscosity that may have passed are set so as not to pass through. Similarly, in the middle of the flow path of the condensed water drainage tray 22 and the separated water drainage tray 23, a communicating portion 41 and baffle protrusions 42 that do not allow components of yarn waste, detergent or softener to pass through are provided. Even if the thread waste is received by the communication portions 28a, 29a, 41 and the baffle protrusions 42, the total amount thereof is small, and normal drainage is not affected. On the contrary, the yarn waste that is received serves to receive the detergent components. Receiving the detergent component obstructs the passage of water, but the disturbed water accumulates and dilutes the detergent. Eventually, the diluted detergent is washed away to the drain port 22. Here, the components of the detergent and softening agent that may favor the circulating air are effectively separated before passing through the heat exchanging portion 395, together with the moisture removed from the laundry accompanying the circulating air, Since the water is drained after being diluted, the drain pump 64 is not burdened or stopped. Moreover, the communication part 41 is formed by cutting the middle part of the partition wall 41a crossing the flow path into a V shape, and reliably restricts the passage of the components of the thread waste, the detergent and the softening agent that are swept along the bottom part. However, even if the yarn waste restricted in the street is slightly bulky and restricts the passage of water, the communication portion 41 is said that the water restricted in the street becomes bulkier than the yarn waste. Since the degree of restriction of spreading upward is reduced, it can easily flow forward together with components such as a diluted detergent, so that it is not a problem.

  Further, the shelf 24 and the inclined portion 25 work effectively by narrowing the internal space of the rear half of the lower half of the air conditioning case 38. As a result, the rear wall of the lower half of the air conditioning case 38 is inwardly connected. 2 and FIG. 5 is provided, and the empty space S opened rearward and downward is formed below the shelf 24. When the air conditioning / fan unit 39 and the air conditioning / fan unit 81 are installed along the rear wall on the bottom of the washing machine main body 44 as shown in FIG. 1, the empty space S is as shown in FIGS. In addition, it can be effectively used as a wiring connection space outside the air conditioner / fan unit 39 and the air conditioner / fan unit 81, and a space for installing external devices such as sensors.

  The shelf 24 and the inclined portion 25 are integrally formed on the lower divided member 382 side so as to ensure the continuity, and the shelf 24 is located between the lower divided member 382 and the upper divided member 381. And formed at a position slightly below the joining flange 382a to be joined by forming a dividing line 383. The joining flange 382a accommodates an annular seal member 384 in a recess on the entire circumference thereof, and the seal member 384 is sandwiched by an uneven fitting in which the projection of the joining flange 381a of the upper split member 381 fits into the recess. The gap between the dividing lines 383 is sealed with a joining structure. The joining and sealing are firmly held by joining screws 381a and 382a by screw fastening portions 68 as shown in FIG. 3 using a number of fastening holes provided in the circumferential direction as shown in FIG.

  Here, the heat exchanging part 395 is arranged in the opening 51 formed between the upper and lower divided members 381 and 382 by the partition 386 between the ventilation path 393 and the containing area 394 on the side of the containing area 394 as shown in FIGS. 2, 4, and 5, a metal plate projecting back and forth as shown in FIGS. 2, 4, and 5, for example, an aluminum-based partition wall 52 with high corrosion resistance, is provided. By being inserted from above into a guide groove 51a formed in the mouth edge, in particular, a vertically-facing mouth edge, the end of the housing area 394 is positioned, and at the opening 51 portion of the ventilation path 393 and the housing area 394 It has a rough seal structure that suppresses airflow. The opposite end of the heat exchanging portion 395, that is, the end on the suction discharge port 392 side is the suction discharge port 392 side of the heat exchanging portion receiving tray 393a1 of the lower divided member 382 as shown in FIGS. Between the guides 53a and 53b integrally formed upward at the front and rear corner portions of the end portion of the end portion, the guide portions 53a and 53b are roughly fitted and positioned from above. By positioning these both end portions, the heat exchanging portion 395 is positioned at a predetermined position on the heat exchanging portion receiving tray 393a1. The heat exchanging portion 395 is also provided with a rib-like partition wall 54 as shown in FIG. 8 formed downward from the partition wall 386a to the other end portion wall facing the partition wall 386a on the back surface of the ceiling wall of the upper dividing member 381. The contact prevents the heat exchange part 395 from floating from the heat exchange part receiving tray 393a1 in cooperation with the upper edge of the opening 51 of the partition part 386. At the same time, the suction introduction air on the suction introduction side is prevented from bypassing from around the heat exchange section 395 to the suction discharge side in the heat exchange area 393a.

  Conventionally, the compressor 37 has legs that protrude laterally at three places around the bottom of the compressor, and is installed by fastening these legs to the bottom of the receiving area 394 with screws. Instead of the installation structure that has been made to absorb vibration by interposing an elastic vibration-absorbing material in the fastening portion, such a leg portion is omitted and seated through the elastic seat 43 in the recess 394a of the bottom 394c of the receiving area 394. It is elastically supported so that it can be buffered and absorbed. By omitting the legs, the compressor 37 itself can be reduced in size, weight, and cost. On the other hand, the omission of the leg portion makes it difficult to fix the compressor 37, and the compressor 37 resonates due to external vibration, particularly lateral vibration during dehydration, and excessive force is applied to the refrigerant pipe. As a result, the phenomenon that the pipe breaks or cracks are caused, and the elastic support by the seating on the recess 394a via the elastic seat body 43 exerts a vibration absorbing action against the vibration of the compressor 37. In addition, it exhibits a high buffering effect against lateral external vibration during dehydration. For example, the compressor 37, which has been bulky about 140 mm in plan view in the past, is reduced to about 90 mm, and the required space for the accommodation area 394 is reduced, so that the air conditioning case 38 has a conventional size and a ventilation path. It is possible to increase the heat exchanging efficiency by increasing the heat exchanging portion 395 and the heat exchanging portion 395 installed therein, thereby improving the air conditioning performance.

  Specifically, the storage area 394 is a water reservoir 396 as shown in FIGS. 1 and 2 for handling the overflow water described above, which is formed by the bottom of the lower division member 382 of the air conditioning case 38, or the like. In addition, the compressor 37 is seated in the recess 394a, which is a part of the recess 394a, as shown in FIG. As shown in FIGS. 1 and 8, a protrusion 145 protruding downward from the upper part of the upper dividing member 381 is opposed to the upper end of the compressor 37 with a predetermined gap 46 as shown in FIG. It is intended to prevent the excess from the recess 394a from exceeding the allowable amount. Specifically, the gap 45 is about 0.5 mm, for example, and the gap 46 is about 5 mm, for example. Here, the allowable amount of omission is a range in which the vibration absorption and buffering action for the compressor 37 is not impaired.

  As a result, the compressor 37 compresses the elastic seat 43 until it balances with the elastic supporting force of the elastic seat 43 by its own weight, settles in the recess 394a, and has some play in the radial direction and the vertical direction in the accommodation area 394. Have floating support. As shown in FIGS. 1, 3, and 9, the elastic seat body 43 has an annular leg portion 43 a that elastically supports the outer peripheral area of the lower surface of the compressor 37. Improves vibration absorption. Further, the leg portion 43a is restricted in its radial movement by fitting the lower end thereof into the concentric and shallow second concave portion 394b in the concave portion 394a, and the radial support force to the compressor 37 at the lower end portion. While increasing, the swing around the leg portion 43a of the compressor 37 is allowed to be somewhat allowed by the gap 45. The elastic seat body 43 further includes a cap portion 43b which is connected to the upper end of the leg portion 43a as shown in FIGS. Even if the vibration of the compressor 37 exceeds the gap 45 in any specific radial direction, the cap portion 43b is compressed in the specific radial direction corresponding to the inner periphery of the recess 394a, so that vibration absorption for vibrational vibration is performed. The effect is exerted, and a collision sound when vibration is transmitted to the air conditioning case 38 can be reduced. In addition, since the cap portion 43b is provided with axial ribs 43c on the outer periphery thereof, the cap portion 43b performs vibration absorption by compression with the inner periphery of the concave portion 394a flexibly and comfortably. The machine 37 is elastically supported so as to be positioned within a predetermined range in the recess 394a. Further, the cap portion 43b may be formed with an engaging recess as shown by an imaginary line in FIGS. 9 and 11 that engages with a part of the pipe protruding from the compressor 37 to the side of the body portion on the peripheral wall. Thus, the elastic seat 43 and the compressor 37 are prevented from rotating. Further, a non-rotating engaging portion or a fitting portion can also be provided between the elastic seat body 43 and the concave portion 394a. Further, the leg portion 43a and the cap portion 43b of the elastic seat 43 may be partially separated. In short, the basic condition is that the space between the recess 394a and the lower end of the compressor 37 is filled with an elastic member.

  As shown in FIG. 1, the storage area 394 is set so that the bottom 394c forming the recess 394a is slightly higher than the bottoms of the heat exchanger receiving tray 393a1 and the suction / discharge side 393a2. And the air passage 393 side are partitioned around the opening 51 sandwiching the heat exchanging portion 395 by the partitioning portion 386, and a recess is provided in the lower part of the lip of the opening 51 to separate the water on the air passage 393 side through the accommodation area 394 A communication passage 47 connected to the drainage tray 23, specifically, the communication passage 27, is formed under the heat exchanging portion 395 of the bottom portion 394c. At the same time, a substantially annular rib 48 as shown in FIGS. 1, 2, 4, and 6 is formed on the bottom 394c by extending the inner peripheral wall of the recess 394a upward. Further, a part of the bottom portion 394c corresponds to the dew condensation water dropping portion from the low temperature pipe 37a around the compressor 37 so as to receive the dew condensation water. As a result, the dew condensation water that constantly drops from the low temperature pipe 37a even during operation is received by the bottom 394c around the recess 394a, and at the same level as the bottom 394c at the lower portion of the opening edge of the opening 51 of the partition 386. By flowing down to the separated water drain tray 23 lower than the bottom portion 394a through the formed communication passage 47, it is naturally drained together with the separated water, and does not flow into the recess portion 394a by being obstructed by the rib 48. Therefore, in a conventional compressor with legs, it is essential that the portion facing the lower end of the compressor has a recess for floating the lower end of the compressor, relative to the portion where the leg is fastened through the elastic member. The condensate that is constantly dripping from the low-temperature piping of the compressor has been provided with a drain hole in the recess, but when the blower fan 15 is operated, suction from the ventilation path 393 side is accommodated. If it reaches the area 394, external air will be introduced through this hole, and there is a problem that the drying efficiency is deteriorated particularly at a low temperature, and it is necessary to improve the sealing performance between the ventilation path 393 and the accommodation area 394. A separate drainage system for guiding drainage from the constantly dripping hole to the normal drainage system is required. However, as described above, the dewatered water that drops on the bottom portion 394c of the storage area 394 is exclusively separated through the communication passage 47 provided by utilizing the fact that the seal between the ventilation path 393 and the storage area 394 is unnecessary. By draining to 23, there is no need for a drainage hole in the recess 394a on which the compressor 37 is seated, and the drainage path can be reduced, and since no outside air is sucked in, there is a problem of reducing the drying efficiency at low temperatures. Absent.

  Incidentally, the suction action from the downstream blower fan 15 to the suction / discharge port 392 is also performed on the discharge surface facing the front of the heat exchange unit 395 by the oblique arrangement of the heat exchange unit 395 with respect to the longitudinal direction of the air conditioning case 38 described above. There is no change in acting strongly on the side close to the suction / discharge port 392 with respect to the entire area 395b. For this reason, on the suction / discharge side of the heat exchanging area 393a, the dew condensation water generated when passing through the evaporator 31 from the side near the suction / discharge port 392 of the forward discharge surface 395b of the heat exchange section 395 is moved to the discharge surface 395b side. There is a concern that the air is sucked out and sucked into the blower fan 15 through the suction discharge port 392. To cope with this, in the present embodiment, as shown in FIG. 1, FIG. 4, FIG. 7, and FIG. 10, the front side of the end portion on the suction discharge port 392 side of the heat exchanging portion receiving tray 393a1 A shielding wall 56 that obstructs the suction of condensed water by a strong suction action from the suction / discharge port 392 is formed by using a guide 53a extending upward. In particular, the side of this strong suction action is provided in such a positional relationship that the blower fan 15 connected to the suction / discharge port 392 has a spiral casing 15b as shown in FIG. 13 and the blowing part 15d rises upward at the rear part. The shielding wall 56 corresponds to the corner portion along the lower half of the end edge on the suction discharge port 392 side of the discharge surface 395b of the heat exchange portion 395 and the front side of the lower end edge. 7. As shown in FIG. 11, the discharge surface 395b of the heat exchanging portion 395 can be covered to the minimum necessary with a simple shape including a guide 53a and formed in a stepped shape. Moreover, the stair-shaped shielding wall 56 exerts a strong suction force particularly on the lower end of the condenser 32 on the suction / discharge port 392 side, whereas the lower portion protrudes from the side to the discharge surface 395b side from the upper side. It has a staircase with a large amount. Thus, the suction from the suction / discharge port 392 is strong at the lower end of the discharge surface 395b of the condenser 32 on the suction / discharge port 392 side, and gradually becomes weaker toward the upper portion. Covers the suction discharge port 392 lower part of the condenser 32 larger than the upper part thereof, so that the suction is excessive or insufficient according to the strength of the suction force distribution that extends strongly from the suction discharge port 392 of the discharge surface 395b of the condenser 32. Can be limited without any restrictions.

  Further, the shielding wall 56 has an overhang edge including an inclination, a curve, etc. instead of the stepped shape, and is provided so as to protrude from the lower part or the side part around the discharge surface of the condenser. Projecting from the periphery of the condenser 32 toward the discharge surface 395b and obstructing strong suction from the suction / discharge port 392, the projecting edge has any one of an inclined shape, a curved shape, and a staircase. Thus, it is easy to adjust the amount of protrusion proportional to the degree to which the shielding wall 56 protrudes toward the discharge surface 395b of the condenser 32 and interferes with the strong suction from the suction / discharge port 392 to the strong suction strength distribution, and there is no excess or deficiency. Can be restricted.

  On the other hand, in order to prevent the shielding wall 56 from reducing the ventilation area of the discharge surface 395b as much as possible, the protruding portion 56a from the guide 53a is floated from the discharge surface 395b as shown in FIG. Thus, the shielding wall 56 projects to the discharge surface 395b side of the condenser 32 to cover strong suction from the suction / discharge port 392, and restricts strong suction from the suction / discharge port 392, but between the discharge surface 395b. By having the gap 111, the suction from the suction / discharge port 392 wraps around, so that the ventilation is not blocked in the range where the condenser 32 is covered by the shielding wall 56, and the function does not stop. Therefore, it is possible to avoid a situation where the working area of the condenser 32 is narrowed and the performance is reduced. In particular, the heat exchange in the entire region of the condenser 32 can be made uniform by the balance between the degree of restriction of strong suction by the shielding wall 56 and the degree of wraparound suction by the gap 111.

  At the same time, in the suction / discharge port 392 concentric with the fan 15a of the blower fan 15, the suction restriction side by the shielding wall 56 narrows the circular shape around the axis of the fan 15a of the suction / discharge port 392 as shown in FIG. It has a shape that has a vertical straight edge 392b and protrudes to the axial line side, so that it is easy to prevent the suction of water from the end of the heat exchange unit 395 on the suction / discharge port 392 side. Similarly, the lower edge of the suction / discharge port 392 is also formed as a horizontal straight edge 392c that narrows upward toward the axis up to the same height as the heat exchanging portion receiving tray 393a1, and restricts the suction of moisture from the bottom of the storage portion 63. .

  As shown in FIG. 1, the suction discharge port 392 of the air conditioning case 38 and the blower fan 15 are connected to the inner periphery of the suction discharge port 392 by connecting the connection cylinder 15 c 1 of the suction port 15 c of the spiral casing 15 b containing the fan 15 a. The tip of the connection tube 15c1 is pressed against the flange wall 392a on the inner periphery of the suction / discharge port 392, and the spiral case 15b and the air conditioning case 38 are connected around the connection portion of the suction / discharge port 392 and the suction port 15c. By connecting portions 62 that are screwed at a plurality of locations, for example, at three or more locations, and maintaining the pressure contact state, the connection portions are simply sealed. Thereby, the seal member which becomes a consumable can be omitted, and both the product cost and the running cost are reduced.

If the air conditioning case 38 is composed of three divided members, there is an advantage that the volume of each molded product is reduced, and it is easy to cope with a complicated shape. When applied to the illustrated example, will be described with reference to FIG. 11, for example, in the upper partition member 381, a top wall the rest of the heat exchange area 303a1, higher portion than, i.e. upward extension 393D, suction inlet The upper portion of the mouth 391 and the accommodation area 394 is divided with a split line 61 facing the outer surface of the air-conditioning case 38 on a simple horizontal plane as shown by an imaginary line in FIG. If the inside and outside of the air-conditioning case 38 are sealed with a member interposed therebetween, the features obtained by the configuration of the three divided members can be obtained without impairing the features of the above-described embodiment of the two-divided structure.

  According to the present invention, the suction air after the gas-liquid separation together with the components of the detergent and the softener that may contain the moisture removed from the laundry accompanying the air introduced into the air conditioning unit is dehumidified. It can be passed through the replacement part to prevent the entry of highly viscous detergents and softener components, and the dehumidification load can be reduced by reducing the amount of water passing through. Draining with dilution of the agent component can prevent the drainage pump operation from being affected by the high viscosity of the detergent or softener being drained.

DESCRIPTION OF SYMBOLS 5 Circulation ventilation path 15 Blower fan 16 Suction path 21 Condensation water drainage path 22 Drain outlet 23 Separation water drainage tray 33 Blower path 24 Shelf part 25 Inclination part 31 Evaporator 32 Condenser 37 Compressor 38 Air-conditioning case 39 Air-conditioning unit 41, 28a Constriction type communication part 42 Protrusion 395 Heat exchange part 395a Suction surface 395b Discharge surface 395c Fin 391 Suction introduction port 392 Suction discharge port 393 Ventilation path 393a Heat exchange area

Claims (6)

A heat exchanger for dehumidification and heating heat that dehumidifies and heats air in a heat exchange area of a ventilation path from the suction inlet to the suction outlet in an air conditioning case having an air inlet and outlet. exchanger partitions on the suction inlet side heat exchange area and the suction outlet side heat exchange area equipped with air conditioning units which are arranged, by sucking air in the water tank by the fan through the dehumidifying the air conditioning unit, drying and heating in the after the hot air, the washing and drying machine having a circulating air passage repeating drying the laundry in the rotary drum being accommodated in the water tank back into the water tank,
Moisture removed from the laundry accompanying the suction air introduced from the suction inlet to the heat exchanger for dehumidification and components of the detergent and softener that may enter the circulating air passage are sucked by collision or centrifugal action. In addition to providing a gas-liquid separation unit for separating from the introduction air in the suction introduction side heat exchange zone, the separated water and the components of the detergent and softener that may be contained therein are collected, and the collected separated water is collected. A washing / drying machine characterized by providing a separation water drainage channel that drains outward with dilution to components of detergents and softeners that may be contained therein. The suction inlet-side heat exchange region, the provided dew condensation water discharging tray to drain to the outside receiving condensation water flowing down from the dehumidifying heat exchanger, the separated water drainage path, it contains separated water and that the water collecting The washing / drying machine according to claim 1, wherein a component of a certain detergent or softener is drained through the dew condensation water drain tray. The separated water drainage path bypasses said suction inlet-side heat exchange area water collecting portion for storing collected and dropping or flowing down separated water to the side of the outer loop of the dew condensation water discharging tray from part of the water collecting portion and a separated water discharging tray for the water to be the water collecting in the water collecting part through the dew condensation water discharging tray to be drained guided to the dew condensation water discharging tray Te, lint on the separated water discharging tray, viscous The washing / drying machine according to claim 2, further comprising a baffle portion for receiving foreign substances such as high detergent and softener components. The baffle unit, washing and drying machine according to claim 3, wherein the throttle section for narrowing the projection or and passage projecting from the bottom of the separated water discharging tray.   The gas-liquid separation unit is provided in the middle of the suction introduction side heat exchange region so as to temporarily receive the suction introduction air from the suction introduction port toward the suction surface of the dehumidifying heat exchanger and then move it downstream. The washing / drying machine according to any one of claims 1 to 4, further comprising an airflow catching portion. The suction inlet port, through from top to the suction inlet-side heat exchange area provided upwardly displaced in one side wall side of the ceiling wall of the air conditioning case, wherein the suction outlet port, the end wall of the air conditioning case The air flow receiving portion is provided at the lower side of the suction exhaust side heat exchange region from the side, and the airflow catching portion is located on the side of the dehumidifying heat exchanger from a position corresponding to the midway height of the dehumidifying heat exchanger on the one side wall. The washing / drying machine according to claim 5, wherein the washing / drying machine is a shelf extending to a close position.

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