Abstract: A washing machine balancing ring comprises a balancing ring body (2), wherein a ring-shaped rib (4) is arranged in the periphery of the balancing ring body (2), the balancing ring body (2) is connected to the ring-shaped rib (4), and multiple drainage holes (5) are disposed between the balancing ring body (2) and the ring-shaped rib (4). The ring-shaped rib (4) is connected to the balancing ring body (2) through a connecting structure, and the connecting structure is provided with multiple drainage holes (5). A washing machine inner tub provided with the washing machine balancing ring is also disclosed, wherein the balancing ring is mounted on the opening of the tub body (1), the ring-shaped rib (4) is fixedly connected to the upper end of the tub body (1), and the tub body (1) and the tub bottom (3) are each of a sealed structure.

Abstract: A drum washing machine, including: a driving part, capable of operating in a uniaxial driving form and a biaxial driving form; a heater configured to heat water stored in the outer drum for washing; and a control part which at least performs washing operation of a first washing mode and a second washing mode. In a washing process of the first washing mode, the control part enables the driving part to operate in the uniaxial driving form and also enables the heater to operate. Further, in a washing process of the second washing mode, the control part enables the driving part to operate in the biaxial driving form and also enables the heater to operate in such a manner that heat applied to the water is reduced compared with the first washing mode.

Abstract: A support for household appliance comprises a hydraulic plate internally provided with a liquid flow passage, a sheath fixedly connected with the hydraulic plate, a regulating support arranged in the sheath and axially movable relative to the sheath, an accommodation chamber is formed by the hydraulic plate, the sheath and the regulating support. A flexible accommodation body that accommodates a liquid medium in the accommodation chamber extends and retracts to drive the regulating support to move in the sheath for leveling under the action of pressure. The flexible accommodation body is provided with an mounted on the hydraulic plate through the sheath in a sealed manner and communicates with the a liquid flow passage. The hydraulic medium in the flexible accommodation body can circulate into the liquid flow passage and flow to the liquid outlet nozzle through the a liquid flow passage, and thus, among household-appliance-used bottom feet for automatic leveling.

Abstract: 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.

Abstract: A household appliance leveling device comprises at least two leveling feet mounted at the bottom of the appliance, wherein each leveling foot comprises a fixed part and a movable part, the fixed part is mounted at the bottom of the household appliance, one end of the movable part is telescopically sleeved with the fixed part while the other end is arranged on a support plane, a closed chamber is formed between the fixed part and the movable part, and the closed chamber is provided with a hydraulic medium; the closed chambers of at least two said leveling feet communicate with each other, the hydraulic medium flows between the closed chambers of the leveling feet communicating with each other, and the movable parts expand or contract along with the flowing of the hydraulic medium to perform automatic leveling.

Abstract: A positive-negative-rotation fan for a clothes dryer comprises multiple whole-size fan blades arranged on a periphery of an outer frame of the fan, and multiple half-size fan blades arranged on the periphery of the outer frame of the fan. The half-size fan blades and the whole-size fan blades have similar shapes, and the size of an edge of each half-size fan blade parallel to a radial direction of the fan is half of the size of a corresponding edge of the whole-size fan blade. The clothes dryer using the positive-negative-rotation fan can provide an even and great air volume and a great air intake pressure in a clockwise and counterclockwise alternating rotation process, and accordingly clothes are evenly dried and the drying time is short. By using a flow guide device, aggregated back-flows are not generated between the fan and an outlet of a volute.

Abstract: The present disclosure provides a support for household appliance and a household appliance. The support for household appliance comprises a hydraulic plate; a sheath, which is fixedly connected with the hydraulic plate; a regulating element, which is arranged in the sheath and is axially movable relative to the sheath; an accommodation chamber, which is formed by the hydraulic plate, the sheath and the regulating element; a hydraulic medium, which is arranged in the accommodation chamber and is compressed/expands depending on pressure changes to drive the regulating element to axially move in the sheath for leveling; a communicating device, which enables at least two supports for household appliance to communicate with each other to allow the hydraulic medium to flow between the supports for household appliance; a one-way valve structure is arranged in the communicating device for conducting the hydraulic medium to flow in one direction.

Abstract: The present disclosure provides a support for household appliance and a household appliance. The support for household appliance comprises a hydraulic plate; a sheath, which is fixedly connected with the hydraulic plate; a regulating element, which is arranged in the sheath and is axially movable relative to the sheath; an accommodation chamber, which is formed by the hydraulic plate, the sheath and the regulating element; a hydraulic medium, which is arranged in the accommodation chamber and is compressed/expands depending on pressure changes to drive the regulating element to axially move in the sheath for leveling; an overall height h and a transverse length D of the support for household appliance are determined by specification parameters of a household appliance with the foot. The range defined in the embodiment of the support for household appliance can meet the leveling requirements of household appliances.

Abstract: The present disclosure provides a support for household appliance and a household appliance. The support for household appliance comprises a hydraulic plate; a sheath, which is fixedly connected with the hydraulic plate; a regulating element, which is arranged in the sheath and is axially movable relative to the sheath; an accommodation chamber, which is formed by the hydraulic plate, the sheath and the regulating element; a hydraulic medium, which is arranged in the accommodation chamber and is compressed/expands depending on pressure changes to drive the regulating element to axially move in the sheath for leveling; at least two supports for household appliance communicate with each other to allow the hydraulic medium to flow between the supports; and the hydraulic plate is provided with a one-way flow stop mechanism for conducting the hydraulic medium in one direction.

Abstract: 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.

Abstract: A drum washing machine includes an outer tank, configured in a shell; a drum, configured in the outer tank; a rotating body, configured at a rear part of the drum and having protruding parts in contact with washings on a surface of the rotating body; a driving part, capable of operating in a first drying form and a second driving form; and a control part. The first driving form enables the drum and the rotating body to rotate at different rotating speeds, and the second driving form enables the drum and the rotating body to rotate integrally at the same rotating speed.

Abstract: A drain pump has a sealed cavity formed by a motor base and a pump casing. A partition plate divides the cavity into a motor cavity, and a pump impeller cavity. A side of the partition plate facing the motor cavity is provided with a bearing base. Another side facing the pump impeller cavity comprises a plane; a bearing mounted in the bearing base penetrates through the two cavities. The bearing in the pump impeller cavity slightly protrudes from the plane of the partition plate, and is tightly attached to a pump impeller in the pump impeller cavity, to form a second contact. The pump impeller and a pump impeller shaft are subjected to integral injection molding. The pump impeller shaft is tightly fixed in the bearing, penetrates through the partition plate, enters the motor cavity, and is connected with the pump shaft in the motor cavity.

Abstract: The heat pump system and the electrical heating system of a clothes dryer are controlled to work cooperatively, thus allowing the clothes dryer to at least comprise a fast mode in which the electrical heating pipe of the heating system is turned on after the compressor of the heat pump system is turned on and operated stably. Air about to enter the clothes drying drum is controlled to be firstly heated by the condenser of the heat pump system and further heated by the electrical heating pipe, and then to enter the clothes drying drum, and the load of the heat pump system is reduced in an auxiliary condensing manner, when the load of the heat pump system is close to the maximum load. Therefore, simultaneous working of the electrical heating system and the heat pump system is ensured, and the clothes drying speed is improved.

Abstract: A control method for automatically positioning an inner tub. When the inner tub rotates to a certain position, a positioning pin at the bottom of an outer tub is released to press against the bottom of the inner tub, the inner tub continues to rotate, and when a positioning hole at the bottom of the inner tub is aligned with the positioning pin, the positioning pin stretches into the positioning hole, and thus the inner tub is locked. After the positioning pin is released, the inner tub continues to rotate under the effect of inertia, or the inner tub continues to rotate under the drive of a motor, when the inner tub rotates to the position where the positioning hole is aligned with the positioning pin, the positioning pin stretches into the positioning hole to achieve automatic positioning and locking of the inner tub.

Abstract: Disclosed are a method of controlling a self-service washing machine, and a terminal and a system utilizing same. The method includes: outputting position information and state information of at least one peripheral washing machine; acquiring a target washing machine selected by a user; sending a reservation request to a server, wherein the reservation request includes a target time period and an identifier of the target washing machine input by the user so as to enable the server to schedule the target washing machine to provide a washing function for the user in the target time period; and receiving and outputting a reservation result fed back by the server.

Abstract: 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.

Abstract: 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.

Abstract: The present disclosure discloses a composite balance ring and a washing machine. The balance ring is internally hollow to form a chamber. The chamber is horizontally provided with a partition plate which divides the chamber into upper and lower chambers. The upper and lower chambers communicate through an overflow structure and a backflow structure, and the chamber is filled with balancing liquid with a level close to the partition plate. During the dehydration process of the washing machine, the balancing liquid in the lower chamber overflows into the upper chamber by a low overflow speed through a narrow gap that forms the overflow structure, and the balancing liquid remaining in the lower chamber provided with a counterweight force in the inner tub, so that the increase of eccentric displacement of the inner tub due to eccentric flowing of the balancing liquid is avoided.

Abstract: A washing machine has cleaning particles provided between an outer barrel and an inner barrel. A water outlet on the outer barrel communicates with a drainage device including a drain valve body having a particle receiving and discharging chamber and a drainage chamber. The particle collecting and discharging chamber has a water inlet. The drainage chamber has a water outlet. A particle filtering structure is provided between the particle receiving and discharging chamber and the drainage chamber. One side of the particle collecting and discharging chamber has an opening with a sealing cover including an outer cover and an insertion portion inserted through the opening, and fitting the edge wall of the particle receiving and discharging chamber. An inner wall of the insertion portion has a plurality of protrusions for supporting the cleaning particles. Gaps between the protrusions are smaller than a minimum diameter of the cleaning particles.

Abstract: The present disclosure provides a hydraulic lifting support, washing machine and controlling method. The hydraulic lifting support comprises a hydraulic support, a communicating device and a liquid storage device. The hydraulic support comprises a fix section installed at a bottom of a household appliance, a movable adjustment section sleeved with the fix section and axially movable relative to the fix section; an accommodation chamber is arranged between the fix section and the movable adjustment section; at least two hydraulic supports and a liquid storage device are communicated with each other by a communicating device; the hydraulic medium flows between the hydraulic supports along with the pressure changing, and the hydraulic medium drives the movable adjustment section to move axially for leveling under pressure; the hydraulic medium is injected into/sucked from the hydraulic supports through the liquid storage device to control the lifting and lowering adjustment of the hydraulic supports.