JPH04152970A - Drum type washing/drying machine - Google Patents
Drum type washing/drying machineInfo
- Publication number
- JPH04152970A JPH04152970A JP2278650A JP27865090A JPH04152970A JP H04152970 A JPH04152970 A JP H04152970A JP 2278650 A JP2278650 A JP 2278650A JP 27865090 A JP27865090 A JP 27865090A JP H04152970 A JPH04152970 A JP H04152970A
- Authority
- JP
- Japan
- Prior art keywords
- drum
- heat exchanger
- water
- water tank
- heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000001035 drying Methods 0.000 title claims abstract description 36
- 238000005406 washing Methods 0.000 title description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000001816 cooling Methods 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims description 6
- 239000000428 dust Substances 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 238000007791 dehumidification Methods 0.000 abstract description 14
- 238000009692 water atomization Methods 0.000 abstract 1
- 239000000498 cooling water Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000003599 detergent Substances 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Landscapes
- Main Body Construction Of Washing Machines And Laundry Dryers (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
本発明は、洗濯から乾燥までを同一のドラム内で行なう
家庭用および業務用のドラム式洗濯乾燥機に関し、その
乾燥性能を改善するための除湿用熱交換器の改良に係る
。DETAILED DESCRIPTION OF THE INVENTION <Industrial Application Field> The present invention relates to a drum-type washer/dryer for domestic and commercial use in which washing and drying are performed in the same drum, and a method for improving the drying performance thereof. Concerning improvements to dehumidification heat exchangers.
〈従来技術〉
一般に、ドラム式洗濯乾燥機は、第４図の如く、円周面
上に脱水および乾燥用温風排気用の小孔１ａ、Ｉｂを持
つドラムｌと、ドラム１の外側に配置された水槽２とを
備えており、水槽２は、ばね３により外槽４から吊下げ
られ、ドラム１は、水槽２の下部に取付けられたモータ
５によりプーリ６を介して回転させられる。また、水槽
２の上部には、給水弁７が、下部には排水弁８か設けら
れている。<Prior Art> In general, a drum-type washer/dryer has a drum l having small holes 1a and Ib on the circumferential surface for exhausting hot air for dehydration and drying, and is arranged on the outside of the drum 1, as shown in Fig. 4. The water tank 2 is suspended from an outer tank 4 by a spring 3, and the drum 1 is rotated via a pulley 6 by a motor 5 attached to the lower part of the water tank 2. Further, a water supply valve 7 is provided at the upper part of the water tank 2, and a drain valve 8 is provided at the lower part.
一方、乾燥装置は、ヒータ９、送風機（図示せず）から
構成されている。On the other hand, the drying device includes a heater 9 and a blower (not shown).
上記構成において、洗濯用衣類は、ドラム１の内部に洗
剤とともに投入され、給水弁７から供給される水が加え
られて洗濯される。In the above configuration, clothes to be washed are put into the drum 1 together with detergent, and water supplied from the water supply valve 7 is added to wash the clothes.
洗濯は、ドラムｌを低速回転させ、衣類を持上げては落
とすという動作（以下、タンプリングという）による衝
撃力で行なわれる。洗濯が終了すると、排水弁８が開け
られ、汚れた洗剤液が排出されてすすぎに移行する。Washing is carried out by rotating the drum l at low speed and using the impact force generated by lifting and dropping the clothes (hereinafter referred to as tamping). When washing is finished, the drain valve 8 is opened, the dirty detergent liquid is drained, and the process moves to rinsing.
そして、脱水は、洗濯（すすぎ）水が排出されて後、ド
ラム１を５００−１００Ｏｒｐｍで高速回転させ、遠心
力で水分を飛散させることにより行なう。衣類に含まれ
る水分は、小孔１ａ、ｌｂからドラムｌ外へ排出され、
水槽２の内壁をったって下方へ移動し、排水弁８を経て
機外に排出される。After the washing (rinsing) water has been discharged, dewatering is performed by rotating the drum 1 at a high speed of 500-100 rpm to scatter water by centrifugal force. The moisture contained in the clothes is discharged from the drum l through the small holes 1a and lb,
It moves downward along the inner wall of the water tank 2, passes through the drain valve 8, and is discharged to the outside of the machine.
まｆ；、乾燥は、洗濯と同様に、ドラム１を低速回転さ
せて衣類をタンプリングしなから温風を循環させて行な
う。すなシつち、送風機−ヒーター水槽−ドラム−水槽
−送風機という順序で温風か循環され、水槽２の下部の
冷却用ノズル（図示せず）からの水で冷却された水槽２
の壁面、および排水ホースＩＯで水分が結露し、除去さ
れて乾燥が行なわれる。Similarly to washing, drying is carried out by rotating the drum 1 at low speed to tamp the clothes and then circulating hot air. In other words, hot air is circulated in the following order: blower - heater tank - drum - tank - blower, and water tank 2 is cooled with water from a cooling nozzle (not shown) at the bottom of tank 2.
Moisture condenses on the wall surface of the drain hose IO and is removed and dried.
〈 発明が解決しようとする課題 〉
しかし、従来のドラム式洗濯乾燥機では、乾燥専用機に
比べると送風機が小さく（送風量が少ない）、また除湿
用の熱交換器も水槽２の下部壁面を利用するなどしてい
るｆコめ、乾燥能力が不十分であり乾燥に時間がかかり
、かつ乾燥容量も小さく、乾きむらも大きい。<Problems to be Solved by the Invention> However, in conventional drum-type washer/dryers, the blower is smaller (lower air flow) than in dryer-only machines, and the heat exchanger for dehumidification also uses the lower wall of the water tank 2. However, the drying capacity is insufficient, it takes a long time to dry, the drying capacity is small, and the drying is very uneven.
また、送風量が小さいため、必要な熱量を与えようとす
ると、循環空気の温度を上げる必要があり衣類を傷める
恐れもある。Furthermore, since the amount of air blown is small, in order to provide the necessary amount of heat, it is necessary to raise the temperature of the circulating air, which may damage clothing.
本発明は、上記に鑑み、送風機による循環風量を増加さ
せるとともに、除湿用に専用の熱交換器を設けて冷却能
力を向上させることにより、低コストて高い除湿率乾燥
能力を実現でき、乾燥時間の短縮、循環温風の温度のコ
ントロールか容易にできるドラム式洗濯乾燥機の提供を
目的とする。In view of the above, the present invention increases the amount of air circulated by the blower and improves the cooling capacity by providing a dedicated heat exchanger for dehumidification, thereby realizing high dehumidification rate and drying capacity at low cost. The purpose of the present invention is to provide a drum-type washer/dryer that can easily control the temperature of circulating warm air.
〈 課題を解決するための手段 〉
（１）本発明請求項１による課題解決手段は、第１図な
いし第４図の如く、外１１！４と、該外槽４内に弾性的
に吊支された水槽２と、該水ｔｌ！２内で回転可能に支
持されその周壁に通水および通風のにめの多数の小孔１
ａ、１ｂを有する洗濯物収容ドラムｌと、該ドラム１内
の洗濯物を乾燥させる乾燥装置２０とを備えたドラム式
洗濯乾燥機において、前記乾燥装置２０は、前記ドラム
１内の洗濯物を加熱して水分を蒸発させるヒータ９と、
該ヒータ９からの温風を）−ラムＩ内に送風する送風機
２１と、前記小孔１ｇ、ｌｂからドラム１外へ排出され
た洗濯物の水蒸気を冷却してその水分を凝縮する除湿用
へ交換器２２と、前記ドラム１外へ水蒸気と共に排出さ
れた洗濯物のほこり等を除去するフィルタ２３とから構
成され、前記熱交換器２２は、前記送風機２１の吸込側
に配置されたものである。<Means for Solving the Problems> (1) The means for solving the problems according to claim 1 of the present invention is as shown in FIGS. The aquarium 2 and the water tl! A number of small holes 1 for water and ventilation are provided in the peripheral wall of the
In the drum-type washer/dryer, the dryer 20 includes a laundry storage drum l having drums a and 1b, and a drying device 20 for drying the laundry in the drum 1. a heater 9 that heats and evaporates water;
The warm air from the heater 9 is sent to a blower 21 for blowing air into the drum I, and for dehumidification to cool the water vapor of the laundry discharged from the small holes 1g and 1b to the outside of the drum 1 and condense the water. It is composed of an exchanger 22 and a filter 23 for removing dust from laundry discharged outside the drum 1 together with water vapor, and the heat exchanger 22 is arranged on the suction side of the blower 21. .
（２）また、請求項２による課題解決手段は、請求項１
記載の熱交換器２２は、水冷式とされ、水噴霧用ノズル
２９と、冷却用ダクト２８とから構成されたしのである
。(2) Furthermore, the means for solving the problem according to claim 2 is defined in claim 1.
The described heat exchanger 22 is of a water-cooled type and is composed of a water spray nozzle 29 and a cooling duct 28.
（３）さらに、請求項３による課題解決手段は、請求項
２記載の熱交換器２２の冷却用ダクト２８内に、補助フ
ィン３０が設けられたものである。(3) Furthermore, the problem solving means according to claim 3 is that auxiliary fins 30 are provided in the cooling duct 28 of the heat exchanger 22 according to claim 2.
〈作用〉
上記課題解決手段において、第３図の如く、ヒータ９−
水槽２−ドラム１−水槽２−フィルタ２３−除湿用熱交
換器２２−送風機２１−ヒータ９のサイクルを繰り返す
ことて乾燥が行なわ７する。<Operation> In the above problem solving means, as shown in FIG.
Drying is performed by repeating the cycle of water tank 2 - drum 1 - water tank 2 - filter 23 - dehumidifying heat exchanger 22 - blower 21 - heater 9.
このとき、請求項１ては、除湿用熱交換器２２を送風機
２１の吸込側に配置することて、潜熱交換だ（すでなく
顕熱も一部交換されるため、送風機２１に入る空気の温
度が低くなり、送風機２１のファン等の材質選定か容易
になるととしに、送風機用モータの信頼性も向上し、送
風量を大とすることができる。In this case, claim 1 provides latent heat exchange by arranging the dehumidifying heat exchanger 22 on the suction side of the blower 21 (in addition, some sensible heat is also exchanged, so that the air entering the blower 21 As the temperature becomes lower, it becomes easier to select the material for the fan of the blower 21, etc., and the reliability of the blower motor improves, making it possible to increase the amount of air blown.
このように、送風機２１の送風量を大とすることで、ド
ラム１内での衣類と、除湿用熱交換器２２内での冷却水
と、温風との接触が向上し、乾燥性能が改善される。In this way, by increasing the amount of air blown by the blower 21, the contact between the clothes in the drum 1, the cooling water in the dehumidifying heat exchanger 22, and the warm air is improved, and the drying performance is improved. be done.
また、請求項２では、除湿用熱交換器２２を、水噴霧用
ノズル２９と、冷却用ダクト２８とから構成して水冷式
とすることで、熱交換器の構造が簡単になり、低コスト
で高い除湿率、乾燥能力が実現できる。In addition, in claim 2, the dehumidifying heat exchanger 22 is constructed of the water spray nozzle 29 and the cooling duct 28 and is of a water-cooled type, thereby simplifying the structure of the heat exchanger and reducing cost. High dehumidification rate and drying ability can be achieved.
さらに、請求項３では、除湿用熱交換器２２の冷却ダク
ト２８内に補助フィン３０を設け、高温・多湿空気との
接触面積を大とすることで、熱交換器２２の軌交換能力
が向上する。Furthermore, in claim 3, auxiliary fins 30 are provided in the cooling duct 28 of the dehumidifying heat exchanger 22 to increase the contact area with high temperature and humid air, thereby improving the track exchange ability of the heat exchanger 22. do.
このように、除湿用熱交換器２２の熱交換能力が向上す
ると、冷却・除湿効果が大きくなり冷却水量を少なくで
きるとともに、衣類に含まれる水分の機外への排出速度
が速くなるため、乾燥時間が短縮される。In this way, when the heat exchange capacity of the dehumidifying heat exchanger 22 is improved, the cooling and dehumidifying effect becomes greater and the amount of cooling water can be reduced, and the speed at which the moisture contained in the clothes is discharged to the outside of the machine becomes faster. Time is reduced.
〈実施例〉
以下、本発明の一実施例を第１図ないし第４図に基づい
て説明する。<Example> Hereinafter, an example of the present invention will be described based on FIGS. 1 to 4.
第１図は本発明の一実施例に係るドラム式洗濯乾燥機の
除湿用熱交換器の構造を示す図、第２図は同じくその補
助フィンの斜視図、第３図は同しくその乾燥サイクルを
示す模式図、第４図はドラム式洗濯乾燥機の全体構成を
示す断面図である。Fig. 1 is a diagram showing the structure of a dehumidifying heat exchanger for a drum type washer/dryer according to an embodiment of the present invention, Fig. 2 is a perspective view of its auxiliary fins, and Fig. 3 is its drying cycle. FIG. 4 is a cross-sectional view showing the overall structure of the drum-type washer/dryer.
本実施例のドラム式洗濯乾燥機は、洗濯から乾燥までを
同一のドラム内で行なうもので、図示の如く、外槽４と
、該外槽４内に弾性的に吊支された水槽２と、該水槽２
内で回転可能に支持されその周壁に通水および通風のた
めの多数の小孔１８１ｂを有する洗濯物収容ドラムｌと
、該ドラムｌ内の洗濯物を乾燥させる乾燥装置２０とを
備えている。The drum-type washer/dryer of this embodiment performs washing and drying in the same drum, and as shown in the figure, has an outer tank 4 and a water tank 2 elastically suspended within the outer tank 4. , the water tank 2
The laundry storage drum 1 is rotatably supported within the drum 1 and has a large number of small holes 181b in its peripheral wall for water and ventilation, and a drying device 20 for drying the laundry in the drum 1.
なお、前記ドラム１１水槽２および外槽４の構造は、従
来技術と同様であるので説明を省略し、以下、主として
乾燥装置２０の構造について説明する。Note that the structure of the drum 11, water tank 2, and outer tank 4 is the same as that of the prior art, so the explanation will be omitted, and the structure of the drying device 20 will be mainly explained below.
前記乾燥装置２０は、送風経路の圧力損失を小さくし、
限られ１ニスペースに配置できるようにユニット化され
、水槽２の上部に取付けられている。The drying device 20 reduces pressure loss in the ventilation path,
It is unitized so that it can be arranged in a limited space, and is attached to the upper part of the water tank 2.
そして、乾燥装置２０は、第３図の如く、前記ドラム１
内の洗濯物を加熱して水分を蒸発させるヒータ９と、該
ヒータ９からの温風をドラム１内に送風する送風機２１
と、前記小孔１ ａ、１ ｂからドラム１外へ排出され
た洗濯物の水蒸気を冷却してその水分を凝縮する除湿用
熱交換器２２と、前記ドラム１外へ水蒸気と共に排出さ
れた洗濯物のほこり等を除去するフィルタ２３とから構
成されている。また、第１図の如く、温風吸込口はダク
ト２４、温風吐出口はダクト２５．２６で水槽２と接続
されている。Then, the drying device 20 includes the drum 1 as shown in FIG.
A heater 9 that heats the laundry inside to evaporate moisture, and a blower 21 that blows hot air from the heater 9 into the drum 1.
, a dehumidifying heat exchanger 22 that cools the water vapor of the laundry discharged from the small holes 1 a and 1 b to the outside of the drum 1 and condenses the water vapor; It is composed of a filter 23 that removes dust and the like from objects. Further, as shown in FIG. 1, the hot air suction port is connected to the water tank 2 through a duct 24, and the hot air discharge port is connected to the water tank 2 through ducts 25 and 26.
前記ヒータ９は、第４図の如く、ダクト２４内に内装さ
れ、前記送風機２１は、ヒータ９の後方に配されている
。The heater 9 is housed inside a duct 24, as shown in FIG. 4, and the blower 21 is placed behind the heater 9.
前記除湿用熱交換器２２は、水冷式（直接接触方式）と
され、第１図の如く、冷却ダクト２８、水噴霧ノズル２
９から構成されており、送風機２１の吸込口に取付けら
れる構造となっている。また、冷却用の水、および凝縮
した水は、冷却ダクト２８の下部より機外へ排出される
。冷却水排出用ホースは、排水弁８を介さずに排出ホー
ス１０に接続される。さらに、冷却能力を向上させるた
めに、補助フィン３０を冷却ダクト２８内部の温風循環
経路に加えられている。この補助フィン３０は、ステン
レスｌ＠（ＳＵＳ３０４）のような金属で加工すること
も、ポリプロピレンのような樹脂で成形することも可能
である。The dehumidification heat exchanger 22 is of a water-cooled type (direct contact type), and as shown in FIG.
9, and has a structure that is attached to the suction port of the blower 21. Further, the cooling water and the condensed water are discharged from the lower part of the cooling duct 28 to the outside of the machine. The cooling water discharge hose is connected to the discharge hose 10 without going through the drain valve 8. Further, in order to improve the cooling capacity, auxiliary fins 30 are added to the hot air circulation path inside the cooling duct 28. The auxiliary fins 30 can be made of metal such as stainless steel (SUS304) or molded of resin such as polypropylene.
前記フィルタ２３は、第４図の如く、ダクト２６内に内
装されている。The filter 23 is housed inside a duct 26, as shown in FIG.
次に、第３図および第４図に基ついて乾燥動作の説明を
行なう。Next, the drying operation will be explained based on FIGS. 3 and 4.
第３図において、矢印−が乾燥用空気の流れである。す
なわち、ヒータ９により加熱された空気よ、ダクト２４
を経て水槽２に吹込まれる。In FIG. 3, the arrow - indicates the flow of drying air. That is, the air heated by the heater 9, the duct 24
It is blown into the water tank 2 through the process.
この高温の空気は、ドラム１の左側面の小孔ｌｂからド
ラノ、ｌ内に入り、衣類を加熱し水分を蒸発させて周面
の小孔１ａからドラムＩ外へ排出される。その後、ドラ
ムＩと水槽２の直径方向の隙間を経てダクト２５からダ
クト２６内のフィルタ２３−・導かれる。そして、フィ
ルタ２３で衣類から出る綿ぼこり等が除去されて除湿用
熱交換器２２に到達し、冷却されて水分を凝縮される。This high-temperature air enters the drum 1 through a small hole lb on the left side of the drum 1, heats the clothes, evaporates moisture, and is discharged out of the drum I through a small hole 1a on the peripheral surface. Thereafter, the filter 23 in the duct 26 is guided from the duct 25 through the diametrical gap between the drum I and the water tank 2. The filter 23 removes cotton dust and the like from the clothes, and the clothes reach the dehumidifying heat exchanger 22, where they are cooled and moisture is condensed.
水槽２から排出された直後の空気（ダクト２５〜ダクト
２６内のダクト２３の位置）は、高温・多湿状態である
が、除湿用熱交換器２２を通過後は除湿され湿度が下が
っている。Immediately after being discharged from the water tank 2, the air (the position of the duct 23 within the ducts 25 and 26) is in a high temperature and humid state, but after passing through the dehumidifying heat exchanger 22, it is dehumidified and the humidity has decreased.
この２ケ所の空気の絶対温度差に風量を掛けたものが除
湿量であり、衣類から奪った水分量である。The amount of dehumidification is the absolute temperature difference between the two locations multiplied by the air volume, which is the amount of moisture removed from the clothes.
以上のサイクルを模式的に示したものが第３図であり、
ヒータ９−水槽２−ドラムＩ→水槽２−フィルタ２３−
除湿用熱交換器２２−送風機２１−ヒータ９のサイクル
を繰り返すことで乾燥か行なわれる。Figure 3 schematically shows the above cycle.
Heater 9 - Water tank 2 - Drum I → Water tank 2 - Filter 23 -
Drying is performed by repeating the cycle of dehumidifying heat exchanger 22 - blower 21 - heater 9.
このとき、除湿用熱交換器２２を送風機２１の吸込側に
配置することて、潜熱交換たけてなく顕熱も一部交換さ
れるため、送風機２１に入る空気の温度か低くなる。こ
のため、送風機２１のファン等の材質選定か容易になる
とともに、送風機用モータの信頼性も向上し、送風量を
犬とすることかできる。At this time, by arranging the dehumidifying heat exchanger 22 on the suction side of the blower 21, latent heat is not only exchanged, but also some sensible heat is exchanged, so the temperature of the air entering the blower 21 becomes lower. Therefore, it becomes easy to select the material of the fan of the blower 21, etc., the reliability of the blower motor is improved, and the amount of air blown can be controlled.
このように、送風機２１の送風量を犬とすることで、ド
ラム１内での衣類と、除湿用熱交換器２２内での冷却水
と、温風との接触が向上し、乾燥性能が改善される。In this way, by setting the air flow rate of the blower 21 at a constant rate, the contact between the clothes in the drum 1, the cooling water in the dehumidifying heat exchanger 22, and the warm air is improved, and the drying performance is improved. be done.
また、除湿用熱交換器２２を、水噴霧用ノズル２９と、
冷却用ダクト２８とから構成して水冷式（直接接触方式
）とすることで、熱交換器の構造が簡単になり、低コス
トで高い除湿率、乾燥能力が実現できる。Moreover, the dehumidification heat exchanger 22 is connected to a water spray nozzle 29,
By forming the heat exchanger with the cooling duct 28 and using a water-cooled type (direct contact type), the structure of the heat exchanger is simplified, and high dehumidification rate and drying capacity can be realized at low cost.
さらに、除湿用熱交換器２２の冷却ダクト２８内に補助
フィン３０を設け、高温・多湿空気との接触面積を犬と
することて、熱交換器２２の熱交換能力か向上する。Further, by providing auxiliary fins 30 in the cooling duct 28 of the dehumidifying heat exchanger 22 to reduce the contact area with high temperature and humid air, the heat exchange ability of the heat exchanger 22 is improved.
このように、除湿用熱交換器２２の熱交換能力か向上す
ると、冷却・除湿効果が大きくなり冷却水量を少なくで
きるとともに、衣類に含まれる水分の機外への排出速度
が速くなるため、乾燥時間か短縮される。In this way, if the heat exchange capacity of the dehumidifying heat exchanger 22 is improved, the cooling/dehumidifying effect will be greater and the amount of cooling water can be reduced, and the speed at which the moisture contained in the clothes will be discharged outside the machine will be faster. The time will be shortened.
なお、本発明は、上記実施例に限定されるものではなく
、本発明の範囲内で上記実施例に多くの修正および変更
を加え得ることは勿論である。It should be noted that the present invention is not limited to the above embodiments, and it goes without saying that many modifications and changes can be made to the above embodiments within the scope of the present invention.
〈発明の効果〉
以上の説明から明らかな通り、本発明請求項１によると
、除湿用熱交換器を送風機の吸込側に配置することで、
潜熱交換だけでなく顕熱も一部交換されるため、送風機
に入る空気の温度が低くなり、送風機のファン等の材質
選定が容易になるとともに、送風機用モータの信頼性ら
向上し、送風量を大とすることができる。<Effects of the Invention> As is clear from the above description, according to claim 1 of the present invention, by arranging the dehumidifying heat exchanger on the suction side of the blower,
Not only latent heat exchange but also some sensible heat is exchanged, which lowers the temperature of the air entering the blower, making it easier to select materials for the blower fan, etc., improving the reliability of the blower motor, and increasing the amount of air blown. can be made large.
このよっに、送風機の送風量を大とすることで、ドラム
内での衣類と、除湿用熱交換器内での冷却水と、温風と
の接触が向上し、乾燥性能か改善される。Thus, by increasing the amount of air blown by the blower, the contact between the clothes in the drum, the cooling water in the dehumidifying heat exchanger, and the warm air is improved, and the drying performance is improved.
また、請求項２によると、除湿用熱交換器を、水噴霧用
ノズルと、冷却用ダクトとから構成して成水冷式とする
ことで、熱交換器の構造か簡単になり、低コストで高い
除湿率、乾燥能力が実現できる。Further, according to claim 2, the dehumidification heat exchanger is constructed of a water spray nozzle and a cooling duct to form a water-cooled type, thereby simplifying the structure of the heat exchanger and reducing cost. High dehumidification rate and drying ability can be achieved.
さらに、請求項３によると、除湿用熱交換器の冷却ダク
ト内に補助フィンを設け、高温・多湿空気との接触面積
を大とすることで、熱交換器の熱交換能力が向上する。Furthermore, according to claim 3, the heat exchange ability of the heat exchanger is improved by providing auxiliary fins in the cooling duct of the dehumidifying heat exchanger and increasing the contact area with high temperature and humid air.
このように、除湿用熱交換器の熱交換能力が向上すると
、冷却・除湿効果か大きくなり冷却水量を少なくできる
とともに、衣類に含まれる水分の機外への排出速度が速
くなるため、乾燥時間が短縮される。In this way, when the heat exchange capacity of the dehumidifying heat exchanger improves, the cooling and dehumidifying effect increases, allowing the amount of cooling water to be reduced, and the rate at which moisture contained in clothes is discharged outside the machine becomes faster, reducing drying time. is shortened.
第１図は本発明の一実施例に係るドラム式洗濯乾燥機の
除湿用熱交換器の構造を示す図、第２図は同しくその補
助フィンの斜視図、第３図は同しくその乾燥サイクルを
示す模式図、第４図はドラム式洗濯乾燥機の全体構成を
示す断面図である。
ｌｌ・ラム、ｌ ａ、 ］ ｂ：小孔、２水槽、４・外
槽、９ ヒータ、２０乾燥装置、２１ 送風機、２２除
湿用熱交換器、２３ フィルタ、２８・冷却用ダクト、
２９．水噴霧用ノズル、３０：補助フィン。
出 願 人 ノヤーブ株式会社Fig. 1 is a diagram showing the structure of a dehumidifying heat exchanger for a drum-type washer/dryer according to an embodiment of the present invention, Fig. 2 is a perspective view of its auxiliary fins, and Fig. 3 is a drying FIG. 4 is a schematic diagram showing the cycle, and a sectional view showing the overall structure of the drum-type washer/dryer. ll・ram, la, ] b: small hole, 2 water tank, 4・outer tank, 9 heater, 20 drying device, 21 blower, 22 dehumidification heat exchanger, 23 filter, 28・cooling duct,
29. Water spray nozzle, 30: Auxiliary fin. Applicant Noyab Co., Ltd.
Claims (1)
水槽内で回転可能に支持されその周壁に通水および通風
のための多数の小孔を有する洗濯物収容ドラムと、該ド
ラム内の洗濯物を乾燥させる乾燥装置とを備えたドラム
式洗濯乾燥機において、前記乾燥装置は、前記ドラム内
の洗濯物を加熱して水分を蒸発させるヒータと、該ヒー
タからの温風をドラム内に送風する送風機と、前記小孔
からドラム外へ排出された洗濯物の水蒸気を冷却してそ
の水分を凝縮する除湿用熱交換器と、前記ドラム外へ水
蒸気と共に排出された洗濯物のほこり等を除去するフィ
ルタとから構成され、前記熱交換器は、前記送風機の吸
込側に配置されたことを特徴とするドラム式洗濯乾燥機
。 ２ 請求項１記載の熱交換器は、水冷式とされ、水噴霧
用ノズルと、冷却用ダクトとから構成されたことを特徴
とするドラム式洗濯乾燥機。 ３ 請求項２記載の熱交換器の冷却用ダクト内に、補助
フィンが設けられたことを特徴とするドラム式洗濯乾燥
機。[Scope of Claims] 1. An outer tank, a water tank elastically suspended within the outer tank, and a large number of small holes rotatably supported within the water tank for water and ventilation in its peripheral wall. A drum-type washer/dryer comprising a laundry storage drum and a drying device that dries the laundry in the drum, the drying device including a heater that heats the laundry in the drum to evaporate moisture. a blower that blows warm air from the heater into the drum; a dehumidifying heat exchanger that cools the water vapor of the laundry discharged from the small hole to the outside of the drum and condenses the water; and a filter for removing dust from laundry discharged together with water vapor, and wherein the heat exchanger is disposed on the suction side of the blower. 2. A drum-type washer/dryer, wherein the heat exchanger according to claim 1 is of a water-cooled type and comprises a water spray nozzle and a cooling duct. 3. A drum type washer/dryer, characterized in that auxiliary fins are provided in the cooling duct of the heat exchanger according to claim 2.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2278650A JP2678523B2 (en) | 1990-10-16 | 1990-10-16 | Drum type washer / dryer |
| CA002053445A CA2053445C (en) | 1990-10-16 | 1991-10-15 | Tumbler type washing/drying machine and method of controlling the same |
| EP91117635A EP0481442B1 (en) | 1990-10-16 | 1991-10-15 | Tumbler type washing/drying machine |
| US07/775,542 US5207764A (en) | 1990-10-16 | 1991-10-15 | Tumbler type washing/drying machine |
| DE69112333T DE69112333T2 (en) | 1990-10-16 | 1991-10-15 | Drum washing machine / dryer. |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2278650A JP2678523B2 (en) | 1990-10-16 | 1990-10-16 | Drum type washer / dryer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04152970A true JPH04152970A (en) | 1992-05-26 |
| JP2678523B2 JP2678523B2 (en) | 1997-11-17 |
Family
ID=17600237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2278650A Expired - Fee Related JP2678523B2 (en) | 1990-10-16 | 1990-10-16 | Drum type washer / dryer |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2678523B2 (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100413430B1 (en) * | 2001-02-28 | 2003-12-31 | 엘지전자 주식회사 | Drum type washing machine having drying and boiling function |
| KR100452358B1 (en) * | 2002-01-11 | 2004-10-12 | 엘지전자 주식회사 | condensing duct of drum wash and dry machine |
| KR100481198B1 (en) * | 2003-08-13 | 2005-04-07 | 엘지전자 주식회사 | Structure for opening/closing entrance in clothing dryer |
| KR100629333B1 (en) * | 2004-04-09 | 2006-09-29 | 엘지전자 주식회사 | Heating Apparatus of Washing Machine and Washing Method |
| CN110629525A (en) * | 2018-06-21 | 2019-12-31 | 青岛海尔智能技术研发有限公司 | Clothes folding machine, control method of clothes folding machine and clothes treatment device |
| CN114000327A (en) * | 2021-11-15 | 2022-02-01 | Tcl家用电器（合肥）有限公司 | Pollution-free condenser device and electrical equipment |
| JP2022546359A (en) * | 2019-09-18 | 2022-11-04 | ザ プロクター アンド ギャンブル カンパニー | Combined washing and drying equipment including cold water condenser |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101370890B1 (en) * | 2006-08-08 | 2014-03-12 | 엘지전자 주식회사 | Lint free and condensing module using spray chamber for dryer |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0245094A (en) * | 1988-08-05 | 1990-02-15 | Mitsubishi Electric Corp | Washing machine |
| JPH0286491U (en) * | 1988-12-21 | 1990-07-09 |
-
1990
- 1990-10-16 JP JP2278650A patent/JP2678523B2/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0245094A (en) * | 1988-08-05 | 1990-02-15 | Mitsubishi Electric Corp | Washing machine |
| JPH0286491U (en) * | 1988-12-21 | 1990-07-09 |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100413430B1 (en) * | 2001-02-28 | 2003-12-31 | 엘지전자 주식회사 | Drum type washing machine having drying and boiling function |
| KR100452358B1 (en) * | 2002-01-11 | 2004-10-12 | 엘지전자 주식회사 | condensing duct of drum wash and dry machine |
| KR100481198B1 (en) * | 2003-08-13 | 2005-04-07 | 엘지전자 주식회사 | Structure for opening/closing entrance in clothing dryer |
| KR100629333B1 (en) * | 2004-04-09 | 2006-09-29 | 엘지전자 주식회사 | Heating Apparatus of Washing Machine and Washing Method |
| CN110629525A (en) * | 2018-06-21 | 2019-12-31 | 青岛海尔智能技术研发有限公司 | Clothes folding machine, control method of clothes folding machine and clothes treatment device |
| JP2022546359A (en) * | 2019-09-18 | 2022-11-04 | ザ プロクター アンド ギャンブル カンパニー | Combined washing and drying equipment including cold water condenser |
| US11952696B2 (en) | 2019-09-18 | 2024-04-09 | The Procter & Gamble Company | Combination washing and drying apparatuses including cooled water condensers |
| CN114000327A (en) * | 2021-11-15 | 2022-02-01 | Tcl家用电器（合肥）有限公司 | Pollution-free condenser device and electrical equipment |
| CN114000327B (en) * | 2021-11-15 | 2024-06-04 | Tcl家用电器（合肥）有限公司 | Pollution-free condenser device and electrical equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2678523B2 (en) | 1997-11-17 |
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