JP3172406B2 - Fully automatic washing machine - Google Patents

Fully automatic washing machine

Info

Publication number
JP3172406B2
JP3172406B2 JP25242395A JP25242395A JP3172406B2 JP 3172406 B2 JP3172406 B2 JP 3172406B2 JP 25242395 A JP25242395 A JP 25242395A JP 25242395 A JP25242395 A JP 25242395A JP 3172406 B2 JP3172406 B2 JP 3172406B2
Authority
JP
Japan
Prior art keywords
washing
water
tub
circulation path
dewatering
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.)
Expired - Lifetime
Application number
JP25242395A
Other languages
Japanese (ja)
Other versions
JPH0994382A (en
Inventor
譲 宮野
年恭 釜野
保 鹿森
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP25242395A priority Critical patent/JP3172406B2/en
Publication of JPH0994382A publication Critical patent/JPH0994382A/en
Application granted granted Critical
Publication of JP3172406B2 publication Critical patent/JP3172406B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、全自動洗濯機に関
する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a fully automatic washing machine.

【0002】[0002]

【従来の技術】撹拌翼の裏羽根のポンプアップ作用を利
用して、洗濯兼脱水槽の内側壁に設けた循環路を通って
洗濯水を循環し、リント捕集や洗濯水の噴出を行う構造
のものでは、循環水量を多く得るため循環路は流入口,
吐き出し口を除き密閉の状態としていた。
2. Description of the Related Art Washing water is circulated through a circulation path provided on an inner wall of a washing and dewatering tub by utilizing a pump-up action of a back blade of a stirring blade, and lint is collected and washing water is jetted. In the case of the structure, the circulation path should be
Except for the spout, it was in a sealed state.

【0003】[0003]

【発明が解決しようとする課題】しかし上記構成のもの
では、循環路が大形化してくると、脱水時に洗濯物に含
まれる水や残水が循環路内に停滞し、これがアンバラン
スとなって二次共振振動を増大させるという問題が判明
した。
However, in the above configuration, when the size of the circulation path increases, water and residual water contained in the laundry during dehydration stagnates in the circulation path, which becomes unbalanced. As a result, the problem of increasing the secondary resonance vibration was found.

【0004】本発明の目的は上記した欠点をなくし、
荷量の大小に関係なく脱水起動スムーズに行える全自
動洗濯機を提供することにある。
[0004] It is an object of the present invention is to eliminate the drawbacks mentioned above, negative
To provide an automatic washing machine can be smoothly dehydration started regardless load volume of large and small.

【0005】[0005]

【課題を解決するための手段】上記目的は、循環路を構
成する洗濯兼脱水槽の側壁のほぼ中央より上部と下部に
水抜き穴を設けることによって達成できる。
The above object can be attained by providing drain holes at upper and lower portions of the side wall of the washing and dewatering tub constituting the circulation path, substantially above and below the center.

【0006】 すなわち、脱水開始後に循環路内に浸入し
た洗濯水は遠心力で洗濯兼脱水槽の側壁に押しつけられ
て該循環路内に停滞しようとするが、この循環路を構成
する洗濯兼脱水槽の側壁のほぼ中央より上部と下部に設
けた水抜き穴から洗濯兼脱水槽外へ排出されるので大き
なアンバランスの発生を防止することができる。
[0006] That is, the washing water which has entered the circulation passage after starting the dehydration is pressed against the side wall of the washing and dewatering tank by centrifugal force attempts to stagnation in the circulating passage, washing and constituting the circulation path de Since the water is drained out of the washing and dewatering tub through drain holes provided above and below the center of the side wall of the water tub, occurrence of a large imbalance can be prevented.

【0007】[0007]

【発明の実施の形態】以下、本発明の一実施例を図面に
基づいて説明する。
DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings.

【0008】図1は、全自動洗濯機の基本構造を示して
いる。
FIG. 1 shows the basic structure of a fully automatic washing machine.

【0009】1は内部機構を内包する略箱形の鋼板製の
外枠、2はステンレス製の洗濯兼脱水槽で有底の略円筒
形状を形成しており、側壁に多数の脱水穴2aを有する
と共に上部と底部に流体を封入した中空環状の上部バラ
ンサー3,下部バランサー4を設け、底部中央には、回
転自在な撹拌翼5を配設している。
Reference numeral 1 denotes an outer frame made of a substantially box-shaped steel plate including an internal mechanism, 2 denotes a washing and dewatering tub made of stainless steel and has a substantially cylindrical shape with a bottom, and a large number of dehydration holes 2a are formed in a side wall. A hollow annular upper balancer 3 and a lower balancer 4 having a fluid filled in the upper and lower portions are provided, and a rotatable stirring blade 5 is disposed in the center of the bottom portion.

【0010】6は洗濯兼脱水槽2を回転可能に内包し、
洗濯水を受ける有底略円筒状の外槽であり、底部には駆
動部を鋼板製のセンターベース8を介し取り付けると共
に、外槽6の外側壁には防振装置9を保持する凹球面状
の吊り棒受け6aを設け、外槽全体を外枠1の上端四隅
に固着された凹球面状のコーナープレート1aから、防
振装置9にて垂下防振支持している。
6 is a washing and dewatering tub 2 rotatably contained therein.
A substantially cylindrical outer tub with a bottom for receiving washing water, and a drive unit mounted on the bottom through a steel plate center base 8, and a concave spherical surface holding an anti-vibration device 9 on the outer wall of the outer tub 6. Of the outer tub is supported by a vibration isolator 9 from a concave spherical corner plate 1a fixed to the upper four corners of the outer frame 1.

【0011】また、上端開口部には外槽6と洗濯兼脱水
槽2との隙間に洗濯物が落下するのを防止するため合成
樹脂性の槽カバー7を固着している。
A synthetic resin tub cover 7 is fixed to the upper end opening to prevent the laundry from dropping into the gap between the outer tub 6 and the washing and dewatering tub 2.

【0012】防振装置9は吊り棒9a,防振バネ9b,
摺動筒9c,バネ受け9d,吊り棒保持具9e等から構
成されている。
The anti-vibration device 9 includes a suspension rod 9a, an anti-vibration spring 9b,
It comprises a sliding cylinder 9c, a spring receiver 9d, a hanging rod holder 9e, and the like.

【0013】吊り棒9aの上端には凸球面を持った吊り
棒保持具9eが固着され、保持具9eがコーナープレー
ト10の凹球面に嵌かり合っている。
A suspending rod holder 9e having a convex spherical surface is fixed to the upper end of the suspending rod 9a, and the retainer 9e fits into the concave spherical surface of the corner plate 10.

【0014】摺動筒9cは吊り棒受け6aの凹球面に嵌
かり合う凸球面を有し、内部に防振バネ9b,バネ受け
9dを設け、外槽6の上下方向の振動によって防振バネ
9bが伸縮し、バネ受け9dが摺動筒9cの内面を摩擦
しながら振動する。
The sliding cylinder 9c has a convex spherical surface which fits into the concave spherical surface of the hanging rod receiver 6a, and has therein an anti-vibration spring 9b and a spring receiver 9d. 9b expands and contracts, and the spring receiver 9d vibrates while rubbing the inner surface of the sliding cylinder 9c.

【0015】駆動部はモータ10,クラッチ11,Vベ
ルト12等からなり、モータ10の回転をモータプーリ
13,Vベルト12,Pプーリ14を介してクラッチ1
1に伝達する。
The driving unit includes a motor 10, a clutch 11, a V-belt 12, and the like. The rotation of the motor 10 is transmitted to the clutch 1 via a motor pulley 13, a V-belt 12, and a P-pulley 14.
Transmit to 1.

【0016】クラッチ11は内部に洗濯と脱水を切替る
クラッチバネ機構,減速ギヤ等を有すると共に洗濯軸1
1a,脱水軸11bを備えている。
The clutch 11 has a clutch spring mechanism for switching between washing and spinning, a reduction gear, and the like.
1a and a dehydrating shaft 11b.

【0017】洗濯軸11aには撹拌翼5が固定されてお
り、脱水軸11bには洗濯兼脱水槽2がフランジ15を
介し固着されており、洗濯時には内部の減速ギヤ,洗濯
軸11aを介し回転力を撹拌翼5に伝達すると共に、脱
水時には減速ギヤを介さずに脱水軸11bにより回転力
を洗濯兼脱水槽2に伝達して脱水を行う。
A stirring blade 5 is fixed to the washing shaft 11a, and a washing and dewatering tub 2 is fixed to the dehydrating shaft 11b via a flange 15. During washing, the washing and dehydrating tub 2 is rotated via an internal reduction gear and the washing shaft 11a. In addition to transmitting the force to the stirring blade 5, the spinning is transmitted to the washing and dewatering tub 2 by the dehydrating shaft 11b without the intervention of the reduction gear at the time of dehydration, thereby performing dehydration.

【0018】排水装置は排水弁16,排水ホース17と
から成っている。排水弁16の一端は、外槽6の底部に
設けられた排水口6bに接着され、他端は排水ホース1
7に接続されている。排水ホース17の他端は排水ホー
ス取り出し口30から機外へ引出す。
The drain device comprises a drain valve 16 and a drain hose 17. One end of the drain valve 16 is bonded to a drain port 6b provided at the bottom of the outer tank 6, and the other end is connected to a drain hose 1
7 is connected. The other end of the drain hose 17 is drawn out of the machine through the drain hose outlet 30.

【0019】水位の検出は外槽6に設けられたエアート
ラップ6cからエアーチューブ19を介して水位センサ
ー20で圧力検知している。
The water level is detected by a water level sensor 20 via an air tube 19 from an air trap 6c provided in the outer tank 6.

【0020】21は給水電磁弁であり、一端は給水ホー
スを介して水栓へ接続され、他端は注水口22に接続さ
れている。
Reference numeral 21 denotes a water supply solenoid valve, one end of which is connected to a faucet via a water supply hose, and the other end of which is connected to a water inlet 22.

【0021】23はパネルボックス部を有する上面カバ
ーであり、内部には制御部であるコントロールユニット
24,水位を制御する水位センサー20,電源スイッチ
25,入力スイッチ部26,進行表示部27などが収納
されている。
Reference numeral 23 denotes an upper surface cover having a panel box portion, in which a control unit 24 as a control unit, a water level sensor 20 for controlling a water level, a power switch 25, an input switch unit 26, a progress display unit 27 and the like are housed. Have been.

【0022】パネルボックス部28は前側と後側の2ヵ
所に設けられており、それぞれフロントパネル29,バ
ックパネル30を装着している。
The panel box section 28 is provided at two places, a front side and a rear side, and has a front panel 29 and a back panel 30 mounted thereon, respectively.

【0023】又、上面カバー23は衣類投入用の開口部
23aと開口部23aを開閉する蓋体31が設けられ、
外枠1の上方開口部を包括するように構成されている。
The top cover 23 is provided with an opening 23a for putting clothes and a lid 31 for opening and closing the opening 23a.
It is configured so as to cover the upper opening of the outer frame 1.

【0024】以上が全体の構成である。The above is the overall configuration.

【0025】次に、図2により洗濯兼脱水槽2について
詳述する。
Next, the washing and dewatering tub 2 will be described in detail with reference to FIG.

【0026】洗濯兼脱水槽2は胴板41,底板42のそ
れぞれステンレス鋼板により構成されている。
The washing and dewatering tub 2 is composed of stainless steel plates for the body plate 41 and the bottom plate 42, respectively.

【0027】胴板41は平板をリング状に成形し、端部
をハゼ折り加締めにて固定すると共に、外に向かうバ
リング状の脱水穴2aを多数設けている。
The cylinder plate 41 is formed a plate in a ring shape, is fixed to an end portion at goby folding crimping is provided a number of UVA over <br/> annular dewatering holes 2a suited outside .

【0028】底板42は略円盤状の形状を有しており、
端部外周部と胴板41の下端外周部をハゼ折り加締め2
bに依り締結している。
The bottom plate 42 has a substantially disk shape.
The outer peripheral portion of the end portion and the outer peripheral portion of the lower end of the body plate 41 are goby folded and tightened 2
b.

【0029】胴板41の上端部はカール状に成形し、径
小部41aを設け断面係数のアップを図っている。
The upper end of the body plate 41 is formed into a curl shape, and a small-diameter portion 41a is provided to increase the section modulus.

【0030】上部バランサー3は外周部にスカート部3
aを設け、胴板41の径小部41aに嵌合させネジ43
にて固定する。
The upper balancer 3 has a skirt 3
a, and fitted to the small diameter portion 41a of the
Fix with.

【0031】径小部41aを設けることにより、スカー
ト部3aの外径は胴板41の中央部外径と略同一とし、
外槽6の内周面との隙間(約15mm程度)が減少しない
ようにしてある。
By providing the small diameter portion 41a, the outer diameter of the skirt portion 3a is substantially the same as the outer diameter of the central portion of the body plate 41,
The gap (about 15 mm) with the inner peripheral surface of the outer tub 6 is not reduced.

【0032】下部バランサー4は底板42に内包する形
で配設し、底板42の下部からネジ44にて固定する。
The lower balancer 4 is provided so as to be included in the bottom plate 42, and is fixed from below the bottom plate 42 with screws 44.

【0033】底板42の中央下部には脱水軸11bとの
嵌合穴部を有するフランジ15とネジ45にて取り付け
洗濯兼脱水槽2を脱水軸11bに固着させている。
The washing and dewatering tub 2 is fixed to the dewatering shaft 11b at the center lower portion of the bottom plate 42 with a flange 15 having a fitting hole for the dewatering shaft 11b and a screw 45.

【0034】撹拌翼5の裏側には複数枚の裏羽根5aが
一体的に設けてあり、洗濯兼脱水槽2の内周側壁面には
循環路カバー48が配してあり、洗濯水循環路47を形
成している。
A plurality of back blades 5 a are integrally provided on the back side of the stirring blade 5, and a circulation path cover 48 is provided on the inner peripheral side wall surface of the washing and dewatering tub 2, and a washing water circulation path 47 is provided. Is formed.

【0035】循環路カバー48は洗濯兼脱水槽2の壁面
上部までの高さがあり、下部は、裏羽根5aの外周に対
抗して導水開口部49を設ける。
The circulation path cover 48 has a height up to the upper part of the wall surface of the washing and dewatering tub 2, and the lower part thereof is provided with a water introduction opening 49 opposed to the outer periphery of the back blade 5a.

【0036】循環路カバー48の上部には吐出口50が
洗濯兼脱水槽2の内方に向かって設けられている。
A discharge port 50 is provided at an upper portion of the circulation path cover 48 toward the inside of the washing and dewatering tub 2.

【0037】吐出口50には糸屑捕集用のネット51が
着脱自在に装着される。循環路47を複数個設けるもの
では、洗濯液を噴出する循環路も有する。
A net 51 for collecting lint is detachably attached to the discharge port 50. In the case where a plurality of circulation paths 47 are provided, a circulation path for ejecting the washing liquid is also provided.

【0038】洗濯時、撹拌翼が一回転すると裏羽根の遠
心ポンプ作用により、洗濯水を導水開口部49に押出し
循環路47を通って、吐出口50から噴出する。
During washing, when the stirring blade makes one rotation, the washing water is pushed out to the water introduction opening 49 by the centrifugal pump action of the back blade, and is ejected from the discharge port 50 through the circulation path 47.

【0039】52,53は循環路47内に設けたバーリ
ング状の水抜き穴である。これは、脱水起動時洗濯物に
含まれる水や残水が循環路47に浸入し、これがアンバ
ランスとなって二次共振振幅を増幅させるのを防止する
ために、洗濯兼脱水槽2のほぼ中央を境にして上部と下
部に水抜き穴を設けてある。
Reference numerals 52 and 53 denote burring-shaped drain holes provided in the circulation path 47. This is because the water and the residual water contained in the laundry at the start of the spin-drying are prevented from entering the circulation path 47 and becoming unbalanced to amplify the secondary resonance amplitude. Drain holes are provided at the top and bottom with the center as the border.

【0040】バーリング状にしているのは糸屑等のひっ
かかりを防ぐためである。
The burring is used in order to prevent the lint and the like from being caught.

【0041】上部の水抜き穴52は少量負荷時の脱水起
動特性が良好な場合に効果的に作用し、下部の水抜き穴
53は中容量以上の負荷時、脱水起動特性がゆるやかな
場合に作用するためのものである。これにより、スムー
ズな脱水起動が可能となる。尚、水抜きアナは直径5mm
程度のものを数個設ければ停滞していた洗濯水は抜ける
ので、循環水量に及ぼす影響はほとんどない。
The upper drainage hole 52 is effective when the dewatering start-up characteristic under a small load is good, and the lower drainage hole 53 is effective when the dehydration start-up characteristic is moderate when the load is more than middle capacity. It is for working. As a result, smooth dehydration activation can be performed. The drain hole is 5mm in diameter
Since the washing water that has been stagnant if Kere several set things degree exits, there is little impact on the circulation water.

【0042】[0042]

【発明の効果】以上、本発明によれば、負荷量大小に関
係なく脱水起動時循環路内に洗濯水が停滞して大きな
大きなアンバランスを発生することがないので、スムー
ズな脱水起動を得ることができる。
As described above, according to the present invention, the magnitude of the load is small.
Large engagement without washing water into the circulation path at the time of dehydration start-up is stagnant
Since a large imbalance does not occur , a smooth dehydration start can be obtained.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の一実施例の洗濯機の縦断面図。FIG. 1 is a longitudinal sectional view of a washing machine according to one embodiment of the present invention.

【図2】本発明の一実施例の洗濯兼脱水槽の縦断面図。FIG. 2 is a longitudinal sectional view of a washing and dewatering tub according to one embodiment of the present invention.

【符号の説明】[Explanation of symbols]

52…上部水抜き穴、53…下部水抜き穴。 52: Upper drain hole, 53: Lower drain hole.

フロントページの続き (72)発明者 鹿森 保 茨城県日立市東多賀町一丁目1番1号 株式会社 日立製作所 電化機器事業部 多賀本部内 (56)参考文献 特開 平4−285595(JP,A) 特開 平7−47192(JP,A) 実開 平5−60488(JP,U) 実開 昭63−150686(JP,U) (58)調査した分野(Int.Cl.7,DB名) D06F 39/08 331 D06F 39/12 Continuation of the front page (72) Inventor Tamotsu Kamori 1-1-1, Higashitaga-cho, Hitachi City, Ibaraki Pref. Hitachi, Ltd. Electrical Appliances Division, Taga Headquarters (56) References JP-A-4-285595 (JP, A JP-A-7-47192 (JP, A) JP-A-5-60488 (JP, U) JP-A-63-150686 (JP, U) (58) Fields investigated (Int. Cl. 7 , DB name) D06F 39/08 331 D06F 39/12

Claims (2)

(57)【特許請求の範囲】(57) [Claims] 【請求項1】外枠と、前記外枠内に垂下防振支持された
外槽と、前記外槽内に回転可能に内包された洗濯兼脱水
槽と、前記洗濯兼脱水槽底部中央に回転自在に配設され
た撹拌翼と、前記洗濯兼脱水槽の内周壁面の一部に循環
路カバーを配して形成した洗濯水循環路とを有し、前記
洗濯水循環路の下部は前記撹拌翼の裏羽根の外周に対向
して導水開口部を設け、上部には吐出口が前記洗濯兼脱
水槽の内方に向かって設けられ、前記撹拌翼の裏羽根の
ポンプ作用を利用して、前記洗濯水を前記導水開口部か
ら前記洗濯水循環路を通り前記吐出口から前記洗濯兼脱
水槽内に吐出させる全自動洗濯機であって、 前記洗濯水循環路の前記循環路カバーと対向する前記洗
濯兼脱水槽の側壁のほぼ中央より上部と下部に水抜き穴
を設けたことを特徴とする全自動洗濯機。
1. An outer frame and a hanging vibration-isolated support in the outer frame.
Outer tub, washing and dewatering rotatably contained in the outer tub
A washing tub and a washing / dewatering tub that is rotatably disposed at the center of the bottom.
Circulating through the agitating blades and part of the inner peripheral wall of the washing and dewatering tub
A washing water circulation path formed by arranging a road cover,
The lower part of the washing water circulation path faces the outer periphery of the back blade of the stirring blade.
To provide a water introduction opening, and a discharge port at the top
It provided inwardly of the tank, by using the pumping action of the rear vanes of the stirring blades, the washing water or the water guide openings
From the outlet through the washing water circuit.
A fully automatic washing machine to discharge into the water tank, characterized in that a substantially water drain hole center than at the top and bottom of the side wall of the washing and dewatering tank to said circulation path cover facing the washing water circulation path And a fully automatic washing machine.
【請求項2】請求項1において、前記水抜き穴は、バー
リング状に形成したことを特徴とする全自動洗濯機。
2. A fully automatic washing machine according to claim 1, wherein said drain hole is formed in a burring shape.
JP25242395A 1995-09-29 1995-09-29 Fully automatic washing machine Expired - Lifetime JP3172406B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP25242395A JP3172406B2 (en) 1995-09-29 1995-09-29 Fully automatic washing machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP25242395A JP3172406B2 (en) 1995-09-29 1995-09-29 Fully automatic washing machine

Publications (2)

Publication Number Publication Date
JPH0994382A JPH0994382A (en) 1997-04-08
JP3172406B2 true JP3172406B2 (en) 2001-06-04

Family

ID=17237161

Family Applications (1)

Application Number Title Priority Date Filing Date
JP25242395A Expired - Lifetime JP3172406B2 (en) 1995-09-29 1995-09-29 Fully automatic washing machine

Country Status (1)

Country Link
JP (1) JP3172406B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013238010A (en) * 2012-05-14 2013-11-28 Kyoyo Co Ltd Solar panel mounting and method of constructing solar panel mounting

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6712245B2 (en) * 2017-04-10 2020-06-17 日立グローバルライフソリューションズ株式会社 Washing machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013238010A (en) * 2012-05-14 2013-11-28 Kyoyo Co Ltd Solar panel mounting and method of constructing solar panel mounting

Also Published As

Publication number Publication date
JPH0994382A (en) 1997-04-08

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