32results about How to "The overall time-consuming impact is small" patented technology

The invention discloses a pulsator washing machine with a tubular washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a water accommodating pipe, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators comprise pulsator discs; the upper surface of the pulsator disc is provided with a middle boss and washing ribs; the lower surface of the pulsator disc is provided with circular reinforcing ribs and impeller blades; the washing ribs are radially arranged in an S shape along the pulsator disc; the middle boss is in a frustum shape; raised ribs are mounted on the side surface of the middle boss; the raised ribs are in a smooth connection with the washing ribs; the pulsator disc arranged between two impeller blades, on the external side of the outmost circular reinforcing rib and close to the periphery of the middle boss is provided with water spraying holes; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water upwardly flow or downwardly flow to pass through the water spraying holes.

The invention discloses a high-washing force anti-winding pulsator washing machine with a tubular washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a water accommodating pipe, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators comprise pulsator discs; washing ribs arranged in a radially S shape along the pulsator disc and raised ribs on the side surface of a middle boss are in a smooth connection; a flow path is disposed in the middle boss; an opened chamber with a filter unit is arranged on the upper bottom surface of the middle boss; the flow path is provided with an upper opening and a lower opening; the upper opening is formed on the bottom surface or the side surface of the opened chamber; the lower opening is arranged between adjacent impeller blades and on the external side of the outermost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses a pulsator washing machine with a box type washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a box body, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators comprise pulsator discs; the upper surface of the pulsator disc is provided with a middle boss and washing ribs; the lower surface of the pulsator disc is provided with circular reinforcing ribs and impeller blades; the washing ribs are radially arranged in an S shape along the pulsator disc; the middle boss is in a frustum shape; raised ribs are mounted on the side surface of the middle boss; the raised ribs are in a smooth connection with the washing ribs; the pulsator disc arranged between two impeller blades, on the external side of the outermost circular reinforcing rib and close to the periphery of the middle boss is provided with water spraying holes; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water upwardly flow or downwardly flow to pass through the water spraying holes.

The invention discloses a high-cleaning-ability anti-winding washing machine with a tubular detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. Upper washing ribs which are in an S shape along the radial direction of an upper impeller disk are smoothly connected with convex ribs on the side surface of an upper middle part boss. The top of the upper middle part boss is provided with an opening, and the upper middle part boss is internally provided with a filtering unit. Lower washing ribs can contact with the lower surfaces of the upper washing ribs. A passage is limited between a lower middle part boss and the lower surface of the upper middle part boss. A passage port is arranged on the outer side of the radial direction of an annular reinforcing rib on the outermost. The impeller formed by impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses an impeller type washing machine with a box-shaped washing powder dissolving device. The impeller type washing machine comprises a case, an outer tub, an inner tub and an impeller, wherein a detergent box and a washing powder dissolving device are arranged on the case; the washing powder dissolving device comprises a box, a guide pipe and a stirrer; the stirrer carries out stirring to form a water flow; the water flow is guided by the guide pipe to become a circulating water flow; the circulating water flow accelerates dissolution of washing powder, so that the washing powder is fully dissolved in the water before clothes are washed; the impeller comprises an impeller disk; a middle boss and washing ribs are arranged on the upper surface of the impeller disk; ring-shaped reinforcing ribs and impeller blades are arranged on the lower surface of the impeller disk; the washing ribs form S shape along the radial direction of the impeller disk; the middle boss is shaped like a circular truncated cone; convex ribs are arranged at the side of the middle boss and are smoothly connected with the washing ribs; the impeller disk is provided with blowholes between two adjacent impeller blades, outside the outermost ring-shaped reinforcing rib and close to the periphery of the middle boss; and an impeller formed by the impeller blades satisfies the following condition: when the impeller rotates forward or backward, the water flows through the blowholes upward or downward.

The invention discloses a high-washing force pulsator washing machine with a tubular washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a water accommodating pipe, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators are formed by an upper pulsator and a lower pulsator; an opening is formed in the top of an upper-middle boss of an upper pulsator disc; a filter unit and a pored protection plate are disposed in the opening; lower washing ribs are in a contact with the lower surface of upper washing ribs; a flow path is formed between the lower-middle boss and the lower surface of the upper-middle boss; a flow path port is arranged on the periphery of the lower-middle boss on the lower pulsator disc; the flow path port is arranged on the radial external side of the outmost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses an anti-winding type washing machine with a tubular washing powder quick dissolving device. The anti-winding type washing machine comprises a case, an outer tub, an inner tub and an impeller, wherein a detergent box and a washing powder dissolving device are arranged on the case; the washing powder dissolving device comprises a water holding pipe, a guide pipe and a stirrer; the stirrer carries out stirring to form a water flow; the water flow is guided by the guide pipe to become a circulating water flow; electric heating and the circulating water flow accelerate dissolution of washing powder, so that the washing powder is fully dissolved in the water before clothes are washed; the impeller comprises an impeller disk; a middle boss and washing ribs are arranged on the upper surface of the impeller disk; ring-shaped reinforcing ribs and impeller blades are arranged on the lower surface of the impeller disk; the washing ribs forming S shape along the radial direction of the impeller disk are smoothly connected with convex ribs arranged at the side of the middle boss; runners are arranged in the middle boss; upper openings of the runners are formed in the top of the middle boss; lower openings of the runners are formed between the adjacent impeller blades and outside the outermost ring-shaped reinforcing rib; and an impeller formed by the impeller blades satisfies the following condition: when the impeller rotates forward or backward, the water flows through the runners upward or downward.

The invention discloses a high-washing force pulsator washing machine with a tubular washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a water accommodating pipe, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators are formed by an upper pulsator and a lower pulsator; an opening is formed in the top of an upper-middle boss of an upper pulsator disc; a filter unit and a pored protection plate are disposed in the opening; lower washing ribs are in a contact with the lower surface of upper washing ribs; a flow path is formed between the lower-middle boss and the lower surface of the upper-middle boss; a flow path port is arranged on the periphery of the lower-middle boss on the lower pulsator disc; the flow path port is arranged on the radial external side of the outmost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses an anti-winding impeller type washing machine with a tubular detergent dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. The circulating flow accelerates to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and washing ribs. The lower surface of the impeller disk is provided with an annular reinforcing rib and impeller blades. The impeller blades are connected with the annular reinforcing rib on the outermost. The middle part boss is internally provided with passages. The passage is provided with an upper opening and a lower opening. The upper opening of the passage is arranged on the top of the middle part boss. The lower opening is arranged between two adjacent impeller blades, and is on the outer side of the annular reinforcing rib on the outermost. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses an impeller type washing machine with a box-shape detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and a plurality of washing ribs. The lower surface of the impeller disk is provided with a plurality of annular reinforcing ribs and a plurality of impeller blades. The impeller disk is provided with blowholes which communicate upper space and lower space of the impeller, and the blowholes are between two adjacent impeller blades, and are on the outer side of the annular reinforcing rib on the outermost, and are close to the periphery of the middle part boss. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow formed by stirring of the impeller flows through the blowholes upward or downward.

The invention discloses an anti-winding impeller type washing machine with a tubular detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate dissolving of detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an upper impeller and a lower impeller. Lower washing ribs can contact with the lower surfaces of the upper washing ribs. A passage is limited between a lower middle part boss and the lower surface of the upper middle part boss. A lower impeller disk is provided with a passage port on the periphery of the lower middle part boss. The lower surface of the lower impeller disk is provided with annular reinforcing ribs and impeller blades. The passage port is arranged on the outer side of the radial direction of an annular reinforcing rib on the outermost. The impeller formed by impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow formed by stirring by the impeller flows through the passages upward or downward.

The invention discloses an anti-winding washing machine with a tubular washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a water accommodating pipe, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators are formed by an upper pulsator and a lower pulsator; the lower washing ribs are in a contact with the lower surface of the upper washing ribs; a flow path is formed between the lower-middle boss and the lower surface of the upper-middle boss; a flow path port is arranged on the periphery of the lower-middle boss on the lower pulsator disc; the lower surface of the lower pulsator is provided with circular reinforcing ribs and impeller blades; the flow path port is arranged on the radial external side of the outmost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water stirred by the impellers can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses an anti-winding washing machine with a box-shape detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and washing ribs. The lower surface of the impeller disk is provided with annular reinforcing ribs and impeller blades. Washing ribs which are in an S shape along the radial direction of the impeller disk are smoothly connected with the convex ribs on the side surface of the middle part boss. The middle part boss is internally provided with passages. The upper opening of the passage is arranged on the top of the middle part boss. The lower opening is arranged between two adjacent impeller blades, and is on the outer side of the annular reinforcing rib on the outermost. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses a high-washing force and anti-winding washing machine with a box type washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a box body, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; upper washing ribs in a radially S shape and along the upper pulsator disc are in a smooth connection with raised ribs on the side surface of a middle boss; an opening is formed in the top of the upper-middle part of the boss; a filter unit is disposed in the opening; the lower washing ribs are in a contact with the lower surface of the upper washing ribs; a flow path is formed between the lower-middle boss and the lower surface of the upper-middle boss; a flow path port is arranged on the radial external side of the outermost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses an impeller type washing machine with a tubular detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and a plurality of washing ribs. The lower surface of the impeller disk is provided with a plurality of annular reinforcing ribs and a plurality of impeller blades. The impeller disk is provided with blowholes which communicate upper space and lower space of the impeller, and the blowholes are between adjacent impeller blades, and are on the outer side of the annular reinforcing rib on the outermost, and are close to the periphery of the middle part boss. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow formed by stirring of the impeller flows through the blowholes upward or downward.

The invention discloses an anti-winding impeller type washing machine with a box-shape detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and washing ribs. The lower surface of the impeller disk is provided with annular reinforcing ribs and impeller blades. The impeller blades are connected with the annular reinforcing rib on the outermost. The middle part boss is internally provided with passages. The passage is provided with an upper opening and a lower opening. The upper opening of the passage is arranged on the top of the middle part boss. The lower opening is arranged between two adjacent impeller blades, and is on the outer side of the annular reinforcing rib on the outermost. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses an anti-winding impeller type washing machine with a box-shape detergent instant dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. Electric heating and the circulating flow accelerate to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an upper impeller and a lower impeller. Upper washing ribs which are in an S shape along the radial direction of an upper impeller disk are smoothly connected with convex ribs on the side surface of an upper middle part boss. The top of the upper middle part boss is provided with an opening. Lower washing ribs can contact with the lower surfaces of the upper washing ribs. A passage is limited between a lower middle part boss and the lower surface of the upper middle part boss. A passage port is arranged on the outer side of the radial direction of an annular reinforcing rib on the outermost. The impeller formed by impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses a high-cleaning-ability impeller type washing machine with a box-shaped detergent dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. The circulating flow accelerates to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an upper impeller and a lower impeller. The top of an upper middle part boss of an upper impeller disk is provided with an opening. The opening is internally provided with a filtering unit and a guard plate with holes. Lower washing ribs contact with the lower surfaces of upper washing ribs. A passage is limited between a lower middle part boss and the lower surface of the upper middle part boss. A passage port is arranged on the periphery of the lower middle part boss, and the passage port is on the outer side of the radial direction of the annular reinforcing rib on the outermost. The impeller formed by impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses a pulsator washing machine with a box type washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a box body, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators comprise pulsator discs; the upper surface of the pulsator disc is provided with a middle boss and a plurality of washing ribs; the lower surface of the pulsator disc is provided with a plurality of circular reinforcing ribs and a plurality of impeller blades; the pulsator disc between two impeller blades, on the external side of the outermost circular reinforcing rib and close to the periphery of the middle boss is provided with water spraying holes communicating with upper space and lower space of the pulsators; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water stirred by the impellers can upwardly flow or downwardly flow to pass through the water spraying holes.

The invention discloses an anti-winding impeller type washing machine with a tubular detergent dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. The circulating flow accelerates to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an upper impeller and a lower impeller. Upper washing ribs which are in an S shape along the radial direction of an upper impeller disk are smoothly connected with convex ribs on the side surface of an upper middle part boss. The top of the upper middle part boss is provided with an opening. Lower washing ribs can contact with the lower surfaces of the upper washing ribs. A passage is limited between a lower middle part boss and the lower surface of the upper middle part boss. A passage port is arranged on the outer side of the radial direction of an annular reinforcing rib on the outermost. The impeller formed by impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses an anti-winding pulsator washing machine with a box type washing powder dissolver. The pulsator washing machine comprises a housing, an external cylinder, an internal cylinder and pulsators, wherein the housing is provided with a washing agent box and a washing powder dissolving device; the washing powder dissolving device is formed by a box body, a guide pipe and a stirrer; the stirrer stirs to form water flows; the water flows are guided to form circulating water flows via the guide pipe; the washing powder can be dissolved in a quicker way via the circulating water flows and electric heating, so the washing powder can be fully dissolved into water before employed to clothes washing; the pulsators are formed by an upper pulsator and a lower pulsator; upper washing ribs in a radially S shape and along the upper pulsator disc are in a smooth connection with raised ribs on the side surface of a middle boss; an opening is formed in the top of the upper-middle part of the boss; the lower washing ribs are in a contact with the lower surface of the upper washing ribs; a flow path is formed between the lower-middle boss and the lower surface of the upper-middle boss; a flow path port is arranged on the radial external side of the outermost circular reinforcing rib; and the impellers formed by impeller blades meets: when the pulsators forward and backward rotate, the water can upwardly flow or downwardly flow to pass through the flow path.

The invention discloses a high-cleaning-ability anti-winding impeller type washing machine with a box-shaped detergent dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises a box body, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. The circulating flow accelerates to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. Washing ribs which are in an S shape along the radial direction of the impeller disk are smoothly connected with the convex ribs on the side surface of the middle part boss. The middle part boss is internally provided with passages. The upper bottom surface of the middle part boss is provided with an open small chamber with a filtering unit. The passage is provided with an upper opening and a lower opening. The upper opening is arranged on the bottom surface or the side surface of the open small chamber. The lower opening is arranged between two adjacent impeller blades, and is on the outer side of the annular reinforcing rib on the outermost. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.

The invention discloses a high-cleaning-ability impeller type washing machine with a tubular detergent dissolver. The washing machine comprises a housing, an outer cylinder, an inner cylinder, and an impeller. The housing is provided with a washing agent box and a detergent dissolving device. The detergent dissolving device comprises water holding pipes, a guiding pipe, and stirrers. The stirrers stir to form water flow. The water flow becomes circulating flow through guiding of the guiding pipe. The circulating flow accelerates to dissolve detergent, so that the detergent is thoroughly dissolved in water before clothes are washed. The impeller comprises an impeller disk. The upper surface of the impeller disk is provided with a middle part boss and washing ribs. The lower surface of the impeller disk is provided with an annular reinforcing rib and impeller blades. The middle part boss is internally provided with passages. The top of the middle part boss is provided with an open small chamber. The open small chamber is internally provided with a filtering unit and a guard plate with holes. The passage is provided with an upper opening and a lower opening. The upper opening is arranged on the bottom of the inner side of the open small chamber. The lower opening is arranged between adjacent impeller blades, and is on the outer side of the annular reinforcing rib on the outermost. The impeller formed by the impeller blades satisfies that when the impeller rotates in the forward direction or in the reverse direction, water flow flows through the passages upward or downward.