CN217078096U - Detergent feeding device and washing machine - Google Patents

Abstract

The application relates to the technical field of clothes treatment, and provides a detergent feeding device and a washing machine. The detergent feeding device comprises a detergent box and a filter element. The detergent box comprises a box body and a liquid discharge connector, wherein a detergent cavity is formed in the box body, the liquid discharge connector is arranged below the box body, a liquid discharge port and a filtered water discharge port communicated with the liquid discharge port are formed in the liquid discharge connector, and the liquid discharge port is communicated with the detergent cavity. The filter element is used for filtering circulating water from a washing cavity of the washing machine, and is provided with a filter outlet communicated with the filtered water discharge port. On the one hand, the liquid discharge joint has the functions of pipeline switching and supporting, and the stability of the water filtering and returning pipeline is high. On the other hand sets up flowing back and connects and can provide the connection position for leakage fluid dram and drainage port, and the operating personnel of being convenient for reduces the assembly degree of difficulty with the connecting line between quick assembly washing chamber and the leakage fluid dram and the connecting line between drainage port and the filter piece.

Description

Detergent feeding device and washing machine

Technical Field

The application relates to the technical field of clothes treatment, in particular to a detergent feeding device and a washing machine.

Background

Existing laundry treatment apparatuses, such as drum washing machines, have gradually become one of the essential home appliances in the homes of people, and most people use the washing machines as the main tools for washing clothes. The roller washing machine is easy to generate the flock in the process of washing clothes, the flock is adhered to the clothes or remains in the inner barrel, pollution is easily caused, and the cleanliness of the clothes is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the present disclosure provides a detergent dispensing device with a filtering function and a washing machine.

An aspect of the embodiments of the present application provides a detergent dispensing device, including:

the detergent box comprises a box body and a liquid discharge connector, wherein a detergent cavity is formed in the box body, the liquid discharge connector is arranged below the box body, a liquid discharge port and a filtered water discharge port communicated with the liquid discharge port are formed in the liquid discharge connector, and the liquid discharge port is communicated with a washing cavity of the washing machine;

and the filtering piece is used for filtering circulating water from the washing cavity and is provided with a filter outlet communicated with the filtered water discharge port.

In some embodiments, the drain port is in communication with the detergent chamber.

In some embodiments, the drain outlet and the filtered water drain outlet are disposed opposite to each other along a length direction of the detergent box.

In some embodiments, the drainage outlet is located further from the drain than the drainage outlet.

In some embodiments, the detergent dispensing device comprises a dispenser box drawably disposed in the box body, the dispenser box being formed with a filter tank, the filter element being received in the filter tank and detachably connected to the dispenser box.

In some embodiments, the dispenser cartridge comprises a plurality of receiving slots for receiving a detergent bottle or a hand-throw cartridge.

In some embodiments, the detergent box includes a circulating water inlet flow passage, a filtered water outlet flow passage and a discharge flow passage, the filter member is formed with a filter inlet, the circulating water inlet flow passage is in plug-in fit with the filter inlet to provide the circulating water from the washing chamber to the filter member, the filtered water outlet flow passage is in plug-in fit with the filter outlet, and the discharge flow passage communicates the filtered water outlet flow passage and the filtered water discharge port.

In some embodiments, the filter element is disposed on a same side of the filter element along a length of the detergent box.

In some embodiments, the filter element includes a housing formed with an outer cavity and a filter screen formed with an inner cavity, the filter inlet and the filter outlet are formed on the housing, the filter screen is disposed in the outer cavity, the filter inlet is communicated with the outer cavity, the filter outlet is communicated with the inner cavity, and the circulating water flows into the outer cavity through the filter inlet, is filtered by the filter screen, and then flows out of the filter outlet.

Another aspect of the embodiments of the present application provides a washing machine, including:

an outer cylinder;

the inner cylinder is arranged in the outer cylinder, and a washing cavity is formed in the inner cylinder;

the detergent dispensing device according to any one of the above aspects;

a circulation pump capable of pumping the circulating water of the washing chamber into the filter element.

In some embodiments, the washing machine includes a door seal disposed at a front opening of the washing chamber, the door seal being formed with a water injection port communicating with the washing chamber, and a liquid discharge flow passage communicating with the liquid discharge port and the water injection port.

The embodiment of the application provides a detergent input device and washing machine, on the one hand the flowing back connects and plays the function of pipeline switching and support, and drainage return water pipeline stability is high. On the other hand sets up flowing back and connects and can provide the connection position for leakage fluid dram and drainage port, and the operating personnel of being convenient for reduces the assembly degree of difficulty with the connecting line between quick assembly washing chamber and the leakage fluid dram and the connecting line between drainage port and the filter piece.

Drawings

Fig. 1 is a schematic structural diagram of a washing machine according to an embodiment of the present application;

FIG. 2 is a schematic diagram of the structure of FIG. 1 from another perspective;

fig. 3 is a schematic structural diagram of a detergent box of the detergent dispensing device in an embodiment of the present application, wherein the box and a drain connector are schematically shown;

FIG. 4 is a schematic view of the structure shown in FIG. 3 from another perspective;

FIG. 5 is a cross-sectional view of the A-A structure of the structure shown in FIG. 4;

FIG. 6 is a schematic structural diagram of a detergent dispensing device according to an embodiment of the present application, schematically illustrating a detergent box and a dispenser box;

FIG. 7 is a schematic diagram of the detergent dispensing device according to an embodiment of the present application, schematically illustrating the combination of the dispenser box, the filter element and the detergent bottle;

FIG. 8 is a schematic diagram of the detergent dispensing device according to an embodiment of the present application, schematically illustrating the combination of the dispenser box, the filter element, the hand-throw box and the detergent bottle;

fig. 9 is a schematic structural diagram of a detergent dispensing device according to an embodiment of the present application, schematically illustrating a circulating water inlet channel and a filtered water outlet channel;

fig. 10 is a schematic structural view of a filter element of a detergent dispensing device according to an embodiment of the present application;

fig. 11 is a cross-sectional view of the structure of fig. 10 from one of its perspectives.

Description of the reference numerals

A detergent box 1; a case 11; a detergent chamber 11 a; a drainage connector 12; a drain port 12 a; a filtered water discharge port 12 b; a manifold chamber 12 c; a circulating water inlet flow passage 1 a; a filtered water outlet flow passage 1 b; a discharge flow path 1 c; a water inlet passage 1 d; a filter member 2; a filter outlet 2 a; a filter inlet 2 b; an outer cavity 2 c; an inner cavity 2 d; a housing 21; a screen 22; a baffle plate 23; a sub-cavity 2 e; a dispenser box 3; a filter tank 3 a; an accommodating tank 3 b; a detergent bottle 4; a hand-throwing box 5; a hand-throwing groove 5 a; a circulation pump 61; a dosing pump 62; a door seal 7; a water injection port 7 a; a liquid discharge flow passage 8; and a circulating pump water channel 9.

Detailed Description

It should be noted that, in the present application, technical features in examples and embodiments may be combined with each other without conflict, and the detailed description in the specific embodiment should be understood as an explanation of the gist of the present application and should not be construed as an improper limitation to the present application.

In the description of the embodiments of the present application, the "up", "down", "longitudinal", "front", "back" orientation or positional relationship is an orientation or positional relationship when the detergent dispensing device is normally used, for example, the orientation or positional relationship shown in fig. 4 to 6. The term "first/second" merely distinguishes between different objects and does not denote the same or a relationship between the two. It is to be understood that such directional terms are merely for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the present application.

Referring to fig. 1 to 5 and 10, the detergent dispensing device includes a detergent box 1 and a filter element 2.

The detergent box 1 comprises a box body 11 and a liquid discharge connector 12, wherein a detergent cavity 11a is formed in the box body 11, the liquid discharge connector 12 is arranged below the box body 11, a liquid discharge port 12a and a filtered water discharge port 12b communicated with the liquid discharge port 12a are formed in the liquid discharge connector 12, and the liquid discharge port 12a is used for being communicated with the washing cavity 11a of the washing machine. The detergent chamber 11a is a mixing space for mixing the detergent with the fresh water from the outside of the detergent box 1. The detergent chamber 11a can be used for containing lotion, laundry care agent, aromatic agent, and/or water, etc., that is, the type of the substance in the detergent chamber 11a is not limited, and can be lotion, laundry care agent, aromatic agent, water, or various mixed liquids, etc. Lotion refers to an agent having a stain-cleaning effect. Laundry care agents refer to agents that soften, bulk and/or eliminate the effects of static electricity on laundry.

The filter member 2 filters circulating water from a washing chamber of the washing machine, and the filter member 2 is formed with a filtered water outlet 2a communicating with a filtered water discharge port 12 b. That is, the water filtered by the filter element 2 is guided out to the filtered water outlet 12b through the filter outlet 2a, and the filtered water outlet 12b is communicated with the drain outlet 12a through the drain connector 12, so that the filtered circulating water can be circularly guided into the washing chamber of the washing machine along the drain outlet 12a again.

The detergent input device that this application embodiment provided, on the one hand, flowing back joint 12 plays the function of pipeline switching and support, and drainage return water pipeline stability is high. On the other hand, the arrangement of the drainage connector 12 can provide a connecting part for the drainage port 12a and the filtered water discharge port 12b, so that an operator can conveniently and quickly assemble a connecting pipeline between the washing cavity and the drainage port 12a and a connecting pipeline between the filtered water discharge port 12b and the filter element 2, and the assembly difficulty is reduced.

In one embodiment, referring to FIG. 5, the drain port 12a is in communication with the detergent chamber 11 a. Specifically, a confluence chamber 12c is formed in the drainage connector 12, and the confluence chamber 12c is respectively communicated with the drainage port 12a, the drainage outlet 12b and the detergent chamber 11 a. That is, after the clean water and the detergent are mixed in the detergent chamber 11a, the clean water flows through the confluence chamber 12c of the drainage connector 12 and is discharged from the drainage port 12a to the washing chamber of the washing machine. With the arrangement, on the one hand, the filtered water outlet 12b is arranged on the liquid discharge connector 12, so that filtered water of the filtering element 2 is directly communicated with the liquid discharge port 12a through the converging cavity 12c, and the detergent, water liquid and filtered water in the detergent cavity 11a flow into the converging cavity 12c through the same liquid discharge port 12a and flow into the washing cavity of the washing machine, so that an independent filtered water return pipeline does not need to be arranged for filtering water to be communicated with the washing cavity, the overall water path structure of the washing machine is simplified, and the product economy is better. On the other hand, the drainage connector 12 is arranged below the box body 11, filtered water flowing out of the filtered water outlet 12b is not converged in the detergent cavity 11a, so that secondary pollution to the detergent cavity 11a caused by residues which are difficult to filter completely in the filtered water is avoided, clean water in the detergent cavity 11a can be fully mixed and dissolved with detergent, the mixing effect of the detergent in the detergent cavity 11a is guaranteed, and the washing effect of the washing machine is better.

Front means a direction toward the user, and rear means a direction opposite to the front. Up refers to the direction toward the ceiling and down is the opposite direction from up. The vertical direction, the front-back direction and the left-right direction are mutually vertical to form a three-dimensional vertical coordinate system.

In one embodiment, the liquid outlet 12a is communicated with a water filling port 7a of a door seal 7 of the washing machine, the door seal 7 is arranged at the front opening of the washing cavity, and the water filling port 7a is communicated with the washing cavity of the washing machine.

In order to more vividly describe the detergent dispensing device in the embodiments of the present application, another aspect of the embodiments of the present application provides a washing machine, please refer to fig. 1 and 2, the washing machine includes an outer tub, an inner tub, a circulation pump 61, and the detergent dispensing device of any embodiment of the present application. The inner cylinder is arranged in the outer cylinder, and a washing cavity is formed in the inner cylinder. Wherein, the inner cylinder holds water through the outer cylinder. The circulation pump 61 is able to pump the circulation water of the washing chamber into the filtering element 2. That is, the water in the detergent chamber 11a is communicated with the detergent chamber 11a and the filter member 2, respectively, through the circulation pump 61 to provide a power source for water circulation.

The specific location of the circulation pump 61 is not limited, and in an exemplary embodiment, the circulation pump 61 is disposed below the tub. The position of the circulating pump 61 relative to other components of the washing machine can be ensured to be lower, and the vibration and noise generated in the working process of the circulating pump 61 have smaller influence on the whole washing machine.

The shapes of the inner cylinder and the outer cylinder are not limited, and for the convenience of manufacturing and the avoidance of rotation eccentricity of the inner cylinder, the inner cylinder and the outer cylinder are both approximately cylindrical, that is, the cross sections of the inner cylinder and the outer cylinder are approximately circular. In order to better adapt to the cross-sectional shapes of the inner and outer cylinders, the contour shape of the door seal ring 7 is also approximately circular. The laundry input opening is also substantially circular in shape. It will be appreciated that the profile of the inner barrel, outer barrel, dock seal is not limited to the shapes described above.

In the washing process of the washing machine, the inner drum can rotate to drive the clothes to move, so that the clothes are washed, such as cleaning, rinsing or dewatering. The washing machine may also be an all-in-one washer dryer with a drying function, for example, by introducing a drying airflow into the washing chamber, the drying airflow exchanges heat with the wet laundry to dry the laundry.

In one embodiment, referring to fig. 1 and 2, the washing machine includes a door sealing ring 7 and a liquid drainage channel 8, the door sealing ring 7 is disposed at a front opening of the washing chamber, the door sealing ring 7 is formed with a water injection port 7a communicating with the washing chamber, and the liquid drainage channel 8 communicates with a liquid drainage port 12a and the water injection port 7 a. That is, the water in the detergent cavity 11a flows through the liquid discharge port 12a via the liquid discharge flow channel 8 to the water injection port 7a of the door seal ring 7 and then is injected into the inner barrel, so that the detergent can directly enter the washing cavity of the inner barrel without passing through the outer barrel to directly contact with the clothes, and the liquid inlet rate and the detergent utilization rate are improved.

Exemplarily, in one embodiment, the washing machine includes a machine door, a box body, and a door sealing ring 7 disposed at the front end of the inner cylinder, and the outer cylinder is disposed in the box body. The box is provided with an opening, and the machine door is used for opening or closing the opening. The door sealing ring 7 is used for sealing a gap between the outer cylinder and the opening of the box body, and when the door closes the opening, the door is in sealing contact with the door sealing ring 7.

In one embodiment, the washing machine comprises a water inlet pipeline for supplying water to the detergent dispensing device.

In an exemplary embodiment, referring to fig. 6, the detergent box 1 of the present application includes a water inlet channel 1d, and the water inlet channel is in butt-joint communication with the water inlet pipeline and the detergent chamber 11a respectively, so that an external water source can flush the detergent chamber 11 a.

In one embodiment, referring to fig. 4 and 5, the drainage port 12a and the drainage port 12b are disposed opposite to each other along the length direction of the detergent box 1. That is, the drainage port 12a and the filtered water discharge port 12b are respectively located at two ends of the drainage connector 12 along the length direction of the detergent box 1, and at least a part of the filtered water discharge port 12b along the length direction is projected on the drainage port 12a, so that filtered water in the filtered water discharge port 12b can rapidly flow into the drainage port 12a, and the circulating water path is more unobstructed.

In an exemplary embodiment, the drainage port 12a and the drainage outlet 12b are both tubular structures, and the tubular outflow cross-sectional shape is not limited to, but includes, but is not limited to, a circular tube structure, a square tube structure, and the like.

In one embodiment, referring to fig. 4 and 5, the drain port 12a is horizontally disposed along the length direction of the detergent box 1. Thus, the outer tub of the washing machine located below the drain port 12a can be avoided.

In one embodiment, referring to fig. 4 and 5, the filtered water discharge port 12b is located farther from the water discharge port 12a than the filtered water discharge port 12b is located closer to the water discharge port 12 a. That is, the drainage outlet 12b has a height difference at both ends in the lengthwise direction of the detergent box 1, so that the water flowing into the drainage connector 12 from the detergent chamber 11a is prevented from flowing backward to the drainage outlet 12 b. On the other hand, the filtered water can be smoothly discharged to the drainage connector 12 along the filtered water discharge port 12b by gravity.

In one embodiment, referring to fig. 6, 7 and 8, the detergent dispensing device includes a dispenser box 3 drawably disposed in a box body 11, the dispenser box 3 is formed with a filter tank 3a, and the filter element 2 is accommodated in the filter tank 3a and detachably connected to the dispenser box 3. It should be noted that the dispenser box 3 is a box structure for directly or indirectly containing a solid or liquid detergent. The dispenser box 3 can be drawn out from the box body 11 to facilitate the user to add detergent, and in an exemplary embodiment, the front side of the box body 11 is open, and the dispenser box 3 can be drawn out along the front side of the length direction of the box body 11.

Filter 2 detachably and set up in filter tank 3a, can be so that filter 2 need clear up the line bits or when changing filter 2, the user directly can change or maintain filter 2, easy operation is convenient through the mode of pull distributor box 3.

In one embodiment, the washing machine comprises a cabinet having a drawing opening, the inner drum, the outer drum and the detergent device are all arranged in the cabinet, the detergent box 1 can be fixed on the cabinet, and the distributor box 3 can be arranged at the drawing opening in a drawing manner. The dispenser box 3 is drawn out or pushed into the box body through the drawing opening. The dispenser is drawn out along a drawing opening at the front side of the cabinet so that the user can add detergent into the dispenser box 3. After the addition is completed, the dispenser box 3 is pushed into the box again.

The drawing opening can be positioned at the upper left corner or the upper right corner of the front side surface of the box body. Therefore, the drawing opening faces towards the user, the user can draw the dispenser box 3 under the condition of not bending or bending in a small range, and the operation is humanized.

In an exemplary embodiment, the filter element 2 is in a bottle-packed configuration, the filter groove 3a is disposed in an elastic clamping configuration along the front-rear direction of the detergent box 1, and the filter element 2 is mounted in the filter groove 3a along the front-rear ends of the detergent box 1 by pressing the elastic clamping configuration.

In one embodiment, referring to fig. 6, 7 and 8, the dispenser box 3 includes a plurality of receiving slots 3b, and the receiving slots 3b are used for receiving the detergent bottles 4 or the hand-throw cartridges 5. That is, the dispenser box 3 may be provided with the detergent bottle 4 or the hand-throwing box 5 in the receiving groove 3b according to actual conditions to be adapted to different types of washing machines, so that one dispenser box 3 can satisfy various functions, and the versatility and interchangeability of the dispenser box 3 are high.

In an exemplary embodiment, referring to fig. 7 and 9, the number of the holding tanks 3b is two, the two holding tanks 3b are provided with detergent bottles 4, and the washing machine includes a feeding pump 62, and the washing machine can pump the detergent in the detergent bottles 4 into the detergent cavity 11a through the feeding pump 62.

By the arrangement, on one hand, the operation that the user needs to add the detergent every time the clothes are washed can be reduced, and the user does not need to add the detergent every time. On the other hand, the detergent is put in through the arrangement of the putting pump 62, the detergent putting and metering of each washing is more accurate, and the waste of the detergent is reduced. On the other hand, after the detergent in the detergent bottle 4 is used up, the user only needs to purchase a new detergent bottle 4 and replace the used detergent bottle 4 to add the detergent, so that the operation that the user needs to add the detergent every time the user washes clothes is reduced.

In an exemplary embodiment, referring to fig. 8, the number of the receiving slots 3b is two, one of the receiving slots 3b is provided with a detergent bottle 4, the other receiving slot 3b is provided with a hand throw box 5, and the hand throw box 5 has at least one hand throw slot 5a with an open top side.

So set up, hand throw 5a in the groove and can be used to the manual detergent of puting in of user, the user also can put in the detergent through detergent bottle 4 is automatic simultaneously, and the detergent mode of puting in is more nimble, and user experience feels better.

In one embodiment, referring to fig. 9 and 10, the detergent box 1 includes a circulating water inlet flow passage 1a, a filtered water outlet flow passage 1b, and a drain flow passage 1c, the filter member 2 is formed with an inlet 2b, the circulating water inlet flow passage 1a is in insertion fit with the inlet 2b to provide the filter member 2 with circulating water from the washing chamber, the filtered water outlet flow passage 1b is in insertion fit with the outlet 2a, and the drain flow passage 1c communicates the filtered water outlet flow passage 1b with a filtered water outlet 12 b. That is, when the distributor box 3 is pushed into the box body 11, the filter inlet 2b is inserted and communicated with the circulating water inlet flow channel 1a, and the filter outlet 2a is inserted and communicated with the filtered water outlet flow channel 1 b; when the distributor box 3 is drawn out of the box body 11, the filter inlet 2b is separated from the circulating water inlet flow passage 1a, and the filter outlet 2a is separated from the filtered water outlet flow passage 1 b.

In an exemplary embodiment, the circulating water inlet channel 1a and the filtered water outlet channel 1b are both fixedly connected to the box body 11, the filtered water inlet channel is disposed through the box body 11 and the distributor box 3 and is communicated with the filter inlet 2b, and the filtered water outlet channel is disposed through the box body 11 and the distributor box 3 and is communicated with the filter outlet 2 a. The circulating water inlet flow passage 1a and the filtered water outlet flow passage 1b are fixedly connected to the box body 11, so that the relative positions of the circulating water inlet flow passage and the box body 11 can be fixed, and the circulating water inlet flow passage 1a and the filtered water outlet flow passage 1b are respectively communicated with the filter inlet 2b and the filter outlet 2a in a butt joint mode and have high reliability.

In an exemplary embodiment, the washing machine includes a circulation pump water channel 9, and the circulation pump water channel 9 communicates with the outlet of the circulation pump 61 and the circulation water inlet channel 1 a.

In one embodiment, the water inlet port of the circulation pump 61 may communicate with the outer tub through a pipe. The urceolus keeps fixed, like this, is convenient for pipeline and urceolus to be connected, reduces the assembly degree of difficulty. The water liquid in the clothes cavity enters the outer cylinder through the through hole of the inner cylinder and then enters the water inlet port of the circulating pump 61 through the pipeline, so that the circulating pump 61 pumps the water liquid to the filter inlet 2 b.

In one embodiment, referring to fig. 6, 9 and 10, the filter inlet 2b and the filter outlet 2a are located on the same side of the filter element 2 along the length direction of the detergent box 1. Specifically, the opening directions of the filter inlet 2b and the filter outlet 2a face the rear side face of the detergent box 1 along the length direction, and the filter inlet 2b and the filter outlet 2a are arranged in such a way that the relative positions are close to each other, the butt joint distance of the pipelines is small, in order to guarantee smooth butt joint, the circulating water inlet flow channel 1a and the water filtering outlet flow channel 1b are also located on the same side of the detergent box 1 along the length direction, and the whole structure is more compact.

In one embodiment, referring to fig. 10 and 11, the filter element 2 includes a housing 21 formed with an outer cavity 2c and a filter net 22 formed with an inner cavity 2d, the filter inlet 2b and the filter outlet 2a are both formed on the housing 21, the filter net 22 is disposed in the outer cavity 2c, the filter inlet 2b is communicated with the outer cavity 2c, the filter outlet 2a is communicated with the inner cavity 2d, and the circulating water flows into the outer cavity 2c through the filter inlet 2b, is filtered by the filter net 22, and then flows out through the filter outlet 2 a. The water in the circulating water can flow out from the filter screen 22 with small holes, and the thread scraps or large particles in the circulating water can be blocked by the filter screen 22 to the outer cavity 2c, so as to realize the filtering function of the circulating water.

Specifically, in an embodiment, referring to fig. 11, the filter member 2 includes a baffle 23, the inner cavity 2d is divided into a plurality of sub-cavities 2e by the baffle 23, and the sub-cavities 2e can be respectively filled with a scale inhibitor, a disinfectant or an aromatherapy. Therefore, the scale inhibitor can reduce the content of scale forming factors in circulating water, fragrance can be given to clothes to improve fragrance and remove odor, and bacteria and viruses in water can be reduced through the sterilization disinfectant.

The various embodiments/implementations provided herein may be combined with each other without contradiction. The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims (11)

1. A detergent dispensing device, comprising:

the detergent box (1) comprises a box body (11) and a liquid drainage connector (12), a detergent cavity (11a) is formed in the box body (11), the liquid drainage connector (12) is arranged below the box body (11), a liquid drainage port (12a) and a filtered water discharge port (12b) communicated with the liquid drainage port (12a) are formed in the liquid drainage connector (12), and the liquid drainage port (12a) is used for being communicated with a washing cavity of the washing machine;

and the filter element (2) is used for filtering circulating water from the washing cavity, and the filter element (2) is provided with a filter outlet (2a) communicated with the filtered water discharge port (12 b).

2. Detergent dispensing device according to claim 1, wherein said drain (12a) communicates with said detergent chamber (11 a).

3. The detergent dispensing device according to claim 1, wherein the drain outlet (12a) and the filtered water discharge outlet (12b) are disposed opposite to each other in a longitudinal direction of the detergent box (1).

4. A detergent delivery device according to claim 3, wherein the region of the drainage outlet (12b) remote from the drain (12a) is higher than the region of the drainage outlet (12b) adjacent to the drain (12 a).

5. A detergent delivery device according to claim 1, comprising a dispenser box (3) drawably arranged in said box body (11), said dispenser box (3) being formed with a filter basin (3a), said filter element (2) being housed in said filter basin (3a) and being removably connected to said dispenser box (3).

6. A detergent delivery device according to claim 5, wherein the dispenser box (3) comprises a plurality of receiving slots (3b), the receiving slots (3b) being for receiving a detergent bottle (4) or a hand-drop box (5).

7. The detergent dispensing device according to claim 1, wherein the detergent box (1) includes a circulating water inlet flow passage (1a), a filtered water outlet flow passage (1b), and a discharge flow passage (1c), the filter element (2) is formed with an inlet filter opening (2b), the circulating water inlet flow passage (1a) is in plug-in fit with the inlet filter opening (2b) to supply the circulating water from the washing chamber to the filter element (2), the filtered water outlet flow passage (1b) is in plug-in fit with the outlet filter opening (2a), and the discharge flow passage (1c) communicates the filtered water outlet flow passage (1b) and the filtered water discharge opening (12 b).

8. The detergent dispensing device according to claim 7, wherein the filter inlet (2b) and the filter outlet (2a) are located on the same side of the filter element (2) along the length of the detergent box (1).

9. A detergent dispensing device as claimed in claim 7, characterized in that said filter element (2) comprises a housing (21) defining an outer chamber (2c) and a screen (22) defining an inner chamber (2d), said inlet (2b) and outlet (2a) being formed in said housing (21), said screen (22) being arranged in said outer chamber (2c), said inlet (2b) being in communication with said outer chamber (2c), said outlet (2a) being in communication with said inner chamber (2d), circulating water flowing from said inlet (2b) into said outer chamber (2c), filtered by said screen (22), flowing out through said outlet (2 a).

10. A washing machine, characterized by comprising:

an outer cylinder;

the inner cylinder is arranged in the outer cylinder, and a washing cavity is formed in the inner cylinder;

the detergent delivery device according to any one of claims 1 to 9;

a circulation pump (61), the circulation pump (61) being capable of pumping the circulation water of the washing chamber into the filter element (2).

11. The washing machine according to claim 10, characterized in that the washing machine comprises a door seal (7) and a liquid discharge flow path (8), the door seal (7) is provided at a front side opening of the washing chamber, the door seal (7) is formed with a water filling port (7a) communicating with the washing chamber, and the liquid discharge flow path (8) communicates with the liquid discharge port (12a) and the water filling port (7 a).

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