Qingdao Haier Washing Machine Co., Ltd.

Haier Smart Home Co., Ltd.

Haier Group Corporation

Chongqing Haier Drum Washing Machine Co., Ltd.

Chongqing Haier Washing Machine Co., Ltd.

Gangjin Zhang

Yun Tian

Peishi Lv

Lin Yang

Chunxia Zhou

Feng Li

Baozhen Cheng

Lingchen Wang

Mingyan Shao

Jianshe Liu

Wenting Xu

Qi Zhang

Shunji Imai

Shengcheng Gao

Xiaofeng Hao

The disclosure discloses a washing machine and a control method thereof; the washing machine comprises an outer barrel, an inner barrel an inner barrel shaft drainage holes are formed in the bottom of the inner barrel; a sealing device is arranged at the outside of the bottom of the inner barrel; the sealing device comprises a sealing component and a pull ring component which sleeve on the inner barrel shaft; the sealing component is arranged at the bottom of the inner barrel and is capable of rotating along with the inner barrel; the pull ring component is connected to the sealing component in a relatively rotating mode and the sealing component, pulled by the pull ring component, can do axial motion along the inner barrel.

Washing machine and control method thereof

A damping device for a washing machine and a washing machine are provided. The damping device for a washing machine comprises a damping suspension rod, an upper bracket, a damping spring, a sliding damping support seat, and a sliding damping piece. An upper end of the damping suspension rod is installed on a cabinet of the washing machine, the upper bracket is installed on an outer tub of the washing machine. The damping suspension rod, passes through the upper bracket, the sliding damping piece, the sliding damping support seat and the damping spring in sequence from top to bottom. The outer tub of the washing machine shakes or swings to put an eccentric pressure on the upper bracket, then the damping spring is compressed, and the sliding damping piece is tightened to generate a sliding damping acting on the damping suspension rod.

Damping device for a washing machine, and washing machine

A damping device for a washing machine and a washing machine are provided. The damping device for a washing machine comprises an upper boom, a damping spring mechanism and a lower boom, wherein an upper end of the upper boom is installed on a cabinet of the washing machine, a lower end of the lower boom is installed on an outer tub of the washing machine, the damping spring mechanism is installed between the upper boom and the lower boom, and the upper boom and/or the lower boom are/is elastically stretched under the drive of the damping spring mechanism.

A first positioning structure is arranged at the bottom of the inner tub of a washing machine, and a second positioning structure is arranged at the bottom of the outer tub. When the two positioning structures come into concave-convex cooperation, the inner tub is locked; and when the two positioning structures separate from each other, the inner tub is unlocked. A locking hole is formed at the bottom of the inner tub; a stretchable and contractible locking rod is arranged at the bottom of the outer tub; when the locking rod projects into the locking hole, the inner tub is locked; and when the locking rod separates from the locking hole, the inner tub is unlocked. During washing, the inner tub is locked without water between the inner tub and the outer tub.

Locking mechanism for inner tub of washing machine, and washing machine

A vibration detection device of washing machine comprises a suspender, a damping spring, a sleeve, a bottom cover and an electromagnetic sensing device. The electromagnetic sensing device comprises an electromagnetic coil and a magnet. The upper end of the suspender is connected with a casing of the washing machine, and the sleeve sleeves the lower part of the suspender in a slidable manner. The damping spring is arranged in the sleeve and at least have two damping springs, and the damping springs have different elastic coefficients and are connected in series. The magnet is connected with the suspender, and the bottom cover is fixedly arranged at the bottom of the sleeve. The electromagnetic coil and the bottom cover are relatively fixed.

Vibration detection device of washing machine

A drainage mechanism of a washing machine having an inner tub and an outer tub includes a water sealing cover, a lever structure and a driving device, a resistance arm end of the lever structure is connected with the water sealing cover, the driving device for driving the lever structure to work is arranged at an driving arm end of the lever structure, a drainage outlet is formed in a bottom wall of the inner tub, and the lever structure is driven by the driving device and drives the water sealing cover to close the drainage outlet in the washing and rinsing procedures and to open the drainage outlet in a draining procedure. The resistance arm end of the lever structure moves upwards and downwards to drive the water sealing cover to close and open the drainage outlet, thereby implementing drainage.

Drainage mechanism of a washing machine

In a washing machine, a discharge hole is formed at the bottom of an inner tub, and a discharge control mechanism capable of blocking the discharge hole is arranged at the bottom of an outer tub; the discharge control mechanism includes a stretchable and contractible valve plug; the valve plug moves upward to close the discharge hole; and the valve plug moves downward to open the discharge hole. During washing, the discharge hole is closed, there is no washing water between the inner tub and the outer tub, resulting in the characteristic of water conservation; and during draining and/or dewatering, the first discharge hole is opened, and the washing water in the inner tub and impurities such as dirt and sand from the clothes are discharged via the discharge hole at the lower part to the outer tub, thus achieving quick draining and good draining and contamination discharging effect.

Discharge control mechanism for inner tub of washing machine, and washing machine

A washing machine drainage structure for a washing machine, in which there is not water between an inner tub and an outer tub in washing and rinsing processes, includes comprises a ball valve and a driving device for controlling opening and closing of the ball valve, a drainage outlet is arranged at a bottom wall of an inner tub, a water inlet end of the ball valve is communicated with the drainage outlet, and the ball valve is driven by the driving device to be closed in the washing and rinsing processes and opened in draining and dehydrating processes. According to the drainage structure, the ball valve is driven by the driving device to be closed or opened so as to close or open the drainage outlet, thereby implementing drainage; and the drainage structure has a simple structure and is convenient to be mounted.

Washing machine drainage structure

A washer bottom foot is installed below a base of a washing machine and has a weighing sensor. A cavity with a downward opening is provided in the bottom foot, and the weighing sensor is installed in the cavity in a closed manner. The bottom foot comprises a connecting portion and a supporting portion, which form an integrated convex structure, wherein the connecting portion is hollow axially, the supporting portion is provided below the connecting portion, and the cavity is provided in the supporting portion and communicates with a hollow portion of the connecting portion. The supporting piece comprises a supporting unit and a fixing unit, an upper end face of the supporting unit being in contact with the weighing sensor, and a lower end face being supported on the ground.

Bottom foot of washing machine with automatic weighing structure

A vibration-damping component of a washing machine comprises a suspender, a spring, a sleeve and an electromagnetic sensing device. The electromagnetic sensing device comprises an electromagnetic coil and a magnet. The electromagnetic coil surrounds the sleeve, the magnet and the spring are arranged in the sleeve and are fixed on the suspender, the sleeve surrounds the suspender in a slidable manner, and the weight of clothing is determined through measuring magnetic flux change of the electromagnetic coil when the sleeve slides on the suspender. In addition, the magnet and the electromagnetic coil make relative displacement, inductance in the electromagnetic coil changes, and water inflow can be detected through detecting the inductance. When dewatering begins, the vibratory magnitude of an outer drum is determined through the inductance change of the electromagnetic coil, and the stability of dewatering operation of the washing machine can be controlled accordingly.

Vibration-damping component of washing machine

A dual-stroke safety switch of a washing machine has a control switch mounted in a base, and a control rod movably connected to the base. The control switch comprises a first control switch and a second switch. The control rod has two motion strokes respectively for controlling the switch-off of the first control switch and the second switch, and the motion stroke for the switch-off of the first control switch is less than the motion stroke for the switch-off of the second control switch. The different strokes of the control rod substantially reflect different degrees of eccentricity of a water tub. The switch-off of the first control switch indicates that small eccentricity of the water tub takes place, and the switch-off of the second control switch indicates that there is serious eccentricity.

Dual-stroke safety switch of washing machine and eccentricity control method

A driving device for a deceleration clutch, comprises a on a driving motor shaft. The drive wheel has a supporting surface with a height difference in the axial direction. A head of a shift fork lever controls the clutch sleeve to move up and down. A tail of the shift fork lever is supported on the supporting surface. The tail of the shift fork lever relatively slides on the supporting surface, so that a height of the tail of the shift fork lever changes which drives a height of the head of the shift fork and further drives the clutch sleeve to move up and down. Alternatively, the drive wheel has a supporting slide rail with a height difference in the axial direction, or has cam circumference that is radially gradient, or a bracing rod is eccentrically arranged on an end surface of the drive wheel.

Clutch driving device for deceleration clutch

An inner tub of a water-saving washing machine comprises a balance ring, a tub body and a tub bottom. An annular block groove which opens downward is arranged inside an upper end of the tub body, the annular block groove is provided with a plurality of drain holes for draining water outside of the inner tub. The balance ring is mounted on the upper end of the tub body and cooperates with the tub body to form the annular block groove. Or, the annular block groove is integrally formed inwardly from an edge of the tub body. Or, an annular bending piece is mounted on the upper end of the tub body, the annular bending piece and the tub body cooperate or the annular bending piece itself constitute the annular block groove.

Inner tub of water-saving washing machine

A reduction clutch for positioning an inner tub has an input shaft connected to an output shaft. An input shaft sleeve is connected to an output shaft sleeve. A clutch shaft sleeve slides axially downward to connect to a driving device and slides upward to connect to a fixed disk at one position in the circumferential direction. The positioning of the input shaft sleeve, the output shaft sleeve and an inner tub in the circumferential direction is achieved by the connecting position. A first water drainage hole is arranged at the bottom of the inner tub. An included angle between a protrusion on the upper portion of the clutch shaft sleeve and the first water drainage hole of the inner tub is equal to an included angle between a recess on the fixed disk fitting with the protrusion and the water drainage control mechanism on the outer tub.

Reduction clutch capable of positioning inner tub and washing machine

A frequency-variable hand rubbed-type motor speed reduction clutch apparatus, and a washing machine. The clutch apparatus includes: an input shaft () connected to a motor rotor (); a dehydration shaft (); and a clutch apparatus housing () in which the input shaft () and the dehydration shaft () are mounted. A braking wheel () and a braking belt () fitted to the braking wheel () are disposed on the dehydration shaft (). A dehydration shaft sleeve () rotating together with the input shaft () is mounted on the input shaft (). A clutch shaft sleeve () sliding up and down, and engaging with or separated from the dehydration shaft sleeve () is mounted on the dehydration shaft (). The braking belt () and the clutch shaft sleeve () are separately connected to a traction motor () by means of a control apparatus.

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Shandong, China

Gangjin Zhang