Abstract: 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.

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: 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.

Abstract: 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.

Abstract: 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.

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 and a sliding damping support seat; 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, and the damping suspension rod passes through the upper bracket, the sliding damping support seat and the damping spring in sequence from top to bottom; and the sliding damping support seat is provided with a variable damping structure for transferring an eccentric force to generate a sliding damping acting on the damping suspension rod when the outer tub shakes or swings.

Abstract: 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.

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 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: 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.

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: 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.

Abstract: 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.

Abstract: In one aspect of the invention, a drainage and filtering system for a washing machine comprises an outer barrel, and a filtering apparatus, where a groove is defined at the bottom of the outer barrel, the bottom of the groove is provided with a drainage port, the filtering apparatus is mounted in the groove and covers the upper part of the drainage port, the filtering apparatus is provided with at least one filtering passage leading to the drainage port, and a foreign material stop structure is arranged in the filtering passage.

Abstract: In one aspect of the invention, a drainage and filtering system for a washing machine comprises an outer barrel, and a filtering apparatus, where a groove is defined at the bottom of the outer barrel, the bottom of the groove is provided with a drainage port, the filtering apparatus is mounted in the groove and covers the upper part of the drainage port, the filtering apparatus is provided with at least one filtering passage leading to the drainage port, and a foreign material stop structure is arranged in the filtering passage.

Abstract: A recombinant gene sequence that comprises human SLC gene, antigen gene, and IgG1-Fc fragment gene, wherein the SLC gene is linked upstream to the antigen gene, and the IgG1-Fc fragment is linked downstream to the antigen gene. This invention also relates to the application of the recombinant gene sequence in the preparation of gene vaccine.

Abstract: A recombinant gene sequence that comprises human SLC gene, antigen gene, and IgG1-Fc fragment gene, wherein the SLC gene is linked upstream to the antigen gene, and the IgG1-Fc fragment is linked downstream to the antigen gene. This invention also relates to the application of the recombinant gene sequence in the preparation of gene vaccine.