CN221663228U

CN221663228U - Drum washing machine

Info

Publication number: CN221663228U
Application number: CN202323271302.6U
Authority: CN
Inventors: 周之运; 张新华; 程木聪; 崔浩; 曹明磊
Original assignee: Hisense Refrigerator Co Ltd
Current assignee: Hisense Refrigerator Co Ltd
Priority date: 2023-11-30
Filing date: 2023-11-30
Publication date: 2024-09-06
Anticipated expiration: 2033-11-30

Abstract

The utility model relates to a drum washing machine, which belongs to the technical field of clothing processing devices. The drum washing machine comprises: a machine body, an outer barrel, an inner barrel, a water pump, a filter, a collection box, a branch pipe and a first drain pipe; wherein the outer barrel is arranged inside the machine body, and the inner barrel is rotatably connected to the inner part of the outer barrel; the water pump is arranged inside the machine body, and the water pump has a first input end and a first output end, and the first output end is used to communicate with the outside of the machine body. The filter is arranged inside the machine body, and the filter has a second input end and a second output end, and the second input end is used to communicate with the inner barrel, and the second output end of the filter is connected with the first input end of the water pump; the collection box is arranged on the filter and communicated with the inside of the filter, and the collection box is used to collect impurities filtered by the filter; one end of the branch pipe is connected and communicated with the first output end, and the other end of the branch pipe is connected and communicated with the collection box; one end of the first drain pipe is connected and communicated with the collection box; the other end of the first drain pipe is used to communicate with the outside of the machine body.

Description

Drum washing machine

Technical Field

The application relates to the technical field of clothes treatment devices, in particular to a drum washing machine.

Background

Currently, drum washing machines are cleaning appliances for washing laundry using an electric power to generate a mechanical action, and are classified into pulsator washing machines and drum washing machines according to types.

In the related art, a drum washing machine generally includes a machine body, an inner tub, a drain pump, and a lint filter. The clothes are cleaned in the inner barrel, and the dirty water after cleaning is filtered by the thread scraps filter and then discharged by the drainage pump.

But in the scheme, impurities filtered by the thread scraps filter remain in the drum washing machine, and the impurities need to be manually taken out, so that the cleaning of users is inconvenient.

Disclosure of utility model

The present utility model solves at least one of the technical problems in the related art to a certain extent.

To this end, the present application is directed to a drum washing machine in which dirty water in an inner tub flows into an outer tub when the drum washing machine drains water, the dirty water in the outer tub passes through a filter and is filtered by the filter, and the filtered impurities are in a collecting box at this time. The filtered dirty water is discharged out of the collector under the action of the water pump. Wherein, part dirty water can flow into through the branch pipe and collect the box, washes out and discharges outside the organism through first drain pipe after collecting impurity in the box, does not need the manual work to clear up the impurity after the filter filters alone again, makes things convenient for manual operation.

In order to achieve the above object, the present utility model provides a drum washing machine comprising:

the machine body is provided with an opening at one side;

an outer barrel rotatably connected to the inside of the machine body

The inner barrel is rotationally connected to the inside of the outer barrel;

The water pump is arranged inside the machine body and is provided with a first input end and a first output end, and the first output end is used for being communicated with the outside of the machine body;

The filter is arranged in the machine body and is provided with a second input end and a second output end, the second input end is used for being communicated with the outer barrel, and the second output end of the filter is communicated with the first input end of the water pump;

the collecting box is arranged on the filter and communicated with the interior of the filter, and is used for collecting impurities filtered by the filter;

One end of the branch pipe is connected and communicated with the first output end, and the other end of the branch pipe is connected and communicated with the collecting box;

one end of the first drain pipe is connected with and communicated with the collecting box; the other end of the first drain pipe is used for being communicated with the outside of the machine body.

In the technical scheme, when the drum washing machine drains, dirty water in the inner barrel flows into the outer barrel, the dirty water in the outer barrel passes through the filter and is filtered by the filter, and the filtered impurities are in the collecting box. The filtered dirty water is discharged out of the collector under the action of the water pump. Wherein, by the dirty water of pump exhaust part can flow into the collection box through the branch pipe, wash away and collect impurity in the box and discharge outside the organism through first drain pipe, need not the manual work and clear up the impurity after the filter filters alone again, make things convenient for manual operation.

In addition, the present application also provides a drum washing machine, comprising:

the machine body is provided with an opening at one side;

an outer barrel rotatably connected to the inside of the machine body

The inner barrel is rotationally connected to the inside of the outer barrel;

one end of the branch pipe is communicated with the outer barrel, and the other end of the branch pipe is connected and communicated with the collecting box;

In the technical scheme, when the drum washing machine drains, dirty water in the inner barrel flows into the outer barrel, the dirty water in the outer barrel passes through the filter and is filtered by the filter, and the filtered impurities are in the collecting box. The filtered dirty water is discharged out of the collector under the action of the water pump. Wherein, part dirty water in the interior bucket can flow into through the branch pipe and collect the box, washs and discharges outside the organism through first drain pipe after collecting impurity in the box, does not need the manual work to clear up the impurity after the filter filters alone again, makes things convenient for manual operation.

In some embodiments of the application, the branch pipe is detachably connected with the collecting box near one end of the collecting box.

In the technical scheme, whether the branch pipe is connected with the collecting box or not can be selected according to requirements, and when the branch pipe is not connected with the collecting box, the branch pipe is used as a flow cleaning pipe.

In some embodiments of the application, the collection box is removably connected to the filter.

In the technical scheme, the user can directly take off the collecting box from the filter and clear up the impurity of collecting box inside, provides multiple cleaning methods, and convenience of customers selects according to the demand.

In some embodiments of the application, the filter is provided with a connecting cavity, an inner thread is arranged on the inner peripheral wall of the connecting cavity, and an outer thread matched with the inner thread is arranged on the collecting box.

In the technical scheme, the collecting box is rotated, so that the collecting box and the filter can be mounted or dismounted, and the mounting or dismounting is convenient and simple.

In some embodiments of the present application, the first output end of the water pump is further connected to and communicated with a second drain pipe, and an end of the second drain pipe away from the water pump is used for communicating with the outside of the machine body.

In the technical scheme, the water flow mainly output by the water pump is discharged outside the machine body through the second drain pipe, so that dirty water is prevented from flowing into the machine body.

In some embodiments of the present application, a through groove is formed in the bottom of the front side of the machine body, the through groove is communicated with the interior of the machine body, a cleaning box is arranged at the through groove, a cover plate is detachably arranged on the cleaning box, and the first drain pipe and the collecting box penetrate through the cleaning box and are partially located in the cleaning box.

In the technical scheme, a user can open the cover plate and directly select whether to connect the second drain pipe with the collecting box; or whether the collection cartridge is mounted or dismounted from the filter.

In some embodiments of the application, a valve is disposed on the first drain pipe.

In the technical scheme, the first drain pipe is controlled to be connected or disconnected through the valve so as to select whether to utilize water flow to wash impurities in the collecting box, and the first drain pipe is selected according to user requirements, so that the operation of a user is facilitated.

In some embodiments of the application, a non-return element is disposed between the filter and the collection box, the non-return element being configured to prevent contaminants in the collection box from flowing back to the filter.

In the technical scheme, the water flow is prevented from flushing the impurities of the collecting box back to the filter through the non-return piece, so that the filtering effect and the cleaning effect of the impurities are improved.

In some embodiments of the application, the filter is integrally provided with the water pump.

In the technical scheme, the volumes of the filter and the water pump are reduced, the filter is close to the water pump, the length of the first drain pipe can be shortened, and the cost is saved.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

Fig. 1 is a schematic view of an overall structure of a drum washing machine according to an embodiment of the present application;

FIG. 2 is a schematic structural view of a filter portion according to an embodiment of the present application;

FIG. 3 is a cross-sectional view of a filter portion according to an embodiment of the application;

FIG. 4 is a schematic view of the structure of a filter portion according to an embodiment of the present application;

FIG. 5 is a schematic view of the structure of a filter portion according to an embodiment of the present application;

FIG. 6 is a schematic view of the structure of a filter portion according to an embodiment of the present application;

FIG. 7 is a schematic view of the structure of a filter portion according to an embodiment of the present application;

FIG. 8 is a schematic cross-sectional view of a filter portion according to an embodiment of the application;

FIG. 9 is a schematic cross-sectional view of a filter portion according to an embodiment of the application;

FIG. 10 is a schematic view of the structure of a filter portion according to an embodiment of the present application;

Fig. 11 is a schematic structural view of a filter portion according to an embodiment of the present application.

In the above figures: 100. a body; 200. a filter; 300. a collection box; 400. a branch pipe; 500. a first drain pipe; 600. a non-return element; 700. a water pump; 800. a water inlet pipe.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplify the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

In the present utility model, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally formed, mechanically connected, electrically connected, or in communication with each other, for example; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

For purposes of this disclosure, the terms "one embodiment," "some embodiments," "example," "a particular example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

The present utility model will be specifically described below by way of exemplary embodiments. It is to be understood that elements, structures, and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the application, the washing machine comprises a drum washing machine and a pulsator washing machine, wherein the drum washing machine comprises a machine body and an inner drum, clothes are placed in the inner drum and injected into the inner drum, and the inner drum rotates in the machine body. The washing of the laundry is achieved by the beating of the laundry in the inner tub.

The pulsator washing machine comprises a machine body, an inner barrel and a pulsator, wherein the inner barrel is arranged in the machine body, the pulsator is rotatably connected in the inner barrel, clothes are placed in the inner barrel and injected with water in the inner barrel, and the water flow in the inner barrel is driven by the rotation of the pulsator to repeatedly impact the clothes, so that the clothes are washed.

Hereinafter, embodiments of the present application will be described in detail with reference to the accompanying drawings.

As shown in fig. 1 to 10, in one exemplary embodiment of the drum washing machine of the present utility model, the drum washing machine includes: the apparatus includes a body 100, an outer tub, an inner tub, a water pump 700, a filter 200, a collection box 300, a branch pipe 400, and a first drain pipe 500; wherein, one side of the machine body 100 is provided with an opening; the outer barrel is rotatably connected to the inside of the machine body 100, and the inner barrel is rotatably connected to the inside of the outer barrel; the water pump 700 is disposed inside the machine body 100, and the water pump 700 has a first input end and a first output end, where the first output end is used for being communicated with the outside of the machine body 100.

The filter 200 is disposed inside the machine body 100, the filter 200 has a second input end and a second output end, the second input end is used for being communicated with the outer barrel, and the second output end of the filter 200 is communicated with the first input end of the water pump 700; the collecting box 300 is arranged on the filter 200 and communicated with the inside of the filter 200, and the collecting box 300 is used for collecting impurities filtered by the filter 200; one end of the branch pipe 400 is connected and communicated with the first output end, and the other end of the branch pipe 400 is connected and communicated with the collecting box 300; one end of the first drain pipe 500 is connected to and communicated with the collection box 300; the other end of the first drain pipe 500 is used to communicate with the outside of the body 100. The inner barrel is communicated with the outer barrel.

Through the above-mentioned scheme, when the drum washing machine drains, the dirty water in the inner tub flows into the outer tub, the dirty water in the outer tub passes through the filter 200 and is filtered by the filter 200, and the filtered impurities are in the collecting box 300 at this time. The filtered dirty water is discharged out of the sump by the water pump 700. Wherein, the part of dirty water discharged by the water pump 700 flows into the collecting box 300 through the branch pipe 400, and is discharged outside the machine body 100 through the first water discharge pipe 500 after flushing the impurities in the collecting box 300, so that the impurities filtered by the filter 200 do not need to be cleaned independently, and the manual operation is convenient.

In some embodiments, the manifold 400 is integrally formed with the housing of the water pump 700, facilitating manufacturing and cost savings.

In some embodiments, one end of the branch pipe 400 close to the water pump 700 is detachably connected with the water pump 700, when the branch pipe 400 is damaged or blocked, the branch pipe 400 can be manually detached from the water pump 700 and the collecting box 300 to replace the branch pipe 400 alone, so that maintenance is convenient.

In some embodiments, the collection box 300 is integrally formed with the manifold 400, which facilitates manufacturing and saves costs.

In some embodiments, the manifold 400 is removably coupled to the collection box 300 near one end of the collection box 300. Whether the manifold 400 is connected to the collection box 300 may be selected according to the need, and the manifold 400 is used as a flow-through pipe when the manifold 400 is not connected to the collection box 300.

In some embodiments, a water inlet pipe 800 is disposed in the machine body 100, the water inlet pipe 800 communicates the interior of the outer tub with the second input end of the filter 200, when the water pump 700 works, the water pump 700 generates negative pressure, and water in the outer tub enters the water inlet pipe 800 and is filtered by the filter 200 and then enters the water pump 700. Impurities are prevented from entering the water pump 700 and blocking the water pump 700 by the filter 200, and the service life of the water pump 700 is improved.

In some embodiments, the collection box 300 is integrally formed with the housing of the filter 200, which is simple in construction and convenient to manufacture.

Further, an end cap is provided on the collection box 300, through which the inside of the collection box 300 can be opened or closed. Because the collecting box 300 and the shell of the filter 200 are integrally formed, the collecting box 300 cannot be disassembled, and impurities inside the collecting box 300 can be manually cleaned by opening the end cover, so that manual deep cleaning is facilitated.

In some embodiments, the collection cartridge 300 is removably attached to the filter 200. The user can directly remove the collection box 300 from the filter 200 and clean impurities inside the collection box 300, thereby providing various cleaning methods, and facilitating the user to select according to the requirements.

Referring to fig. 1 to 10, in some embodiments, the collection box 300 is cylindrical, and one end of the collection box 300 for connecting with the filter 200 is provided with an opening.

In some embodiments, the filter 200 is provided with a connecting cavity, the inner peripheral wall of the connecting cavity is provided with internal threads, and the collection box 300 is provided with external threads for matching with the internal threads. The collecting box 300 is rotated, so that the collecting box 300 and the filter 200 can be mounted or dismounted, and the mounting or dismounting is convenient and simple. Further, the connecting cavity is in a circular ring shape.

In some embodiments, the first output end of the water pump 700 is further connected to and communicates with a second drain pipe, and an end of the second drain pipe away from the water pump 700 is used to communicate with the outside of the body 100. The water flow mainly output by the water pump 700 is discharged to the outside of the machine body 100 through the second drain pipe, so that dirty water is prevented from flowing into the machine body 100.

In some embodiments, the end of the branch 400 remote from the collection box 300 is connected to and communicates with a second drain pipe, and when the water pump 700 drains, a portion of the water flow in the second drain pipe flows into the collection box 300 through the branch 400 and flushes the collection box 300. There is no need to separately communicate the branch pipe 400 with the second output end of the drain pump 700, reducing the possibility of water leakage.

Referring to fig. 1 to 10, in some embodiments, the branch pipe 400 is connected and communicated with the second drain pipe, which is convenient for manufacturing and cost saving. The branch pipe 400 is not required to be connected with the water inlet pipe 800 independently, so that the possibility of water leakage is reduced, and the stability of the structure operation is improved.

In some embodiments, the collecting box 300 and the first drain pipe 500 are integrally formed, and thus the sealing property between the collecting box 300 and the first drain pipe 500 can be improved by the design, and water leakage is avoided, because dirty water in the collecting box 300 needs to be always drained.

In some embodiments, the end of the first drain pipe 500 connected to the collecting box 300 is located at one side of the collecting box 300 facing the bottom of the machine body 100, the end of the first drain pipe 500 away from the collecting box 300 extends to the bottom of the machine body 100, and the dirty water in the collecting box 300 is discharged out of the machine body 100 through the first drain pipe 500 by gravity, so that the retention of the dirty water in the collecting box 300 and the first drain pipe 500 is reduced, and the bad smell is avoided from affecting the user experience.

In some embodiments, the end of the first drain pipe 500 remote from the collection box 300 communicates with the second drain pipe, where the branch pipe 400 communicates with the second drain pipe at point a, and where the first drain pipe 500 communicates with the second drain pipe at point B. The drainage direction along the second drain pipe passes through the point A and then the point B. So that a part of the water discharged through the second drain pipe is introduced into the branch pipe 400 to wash the collecting box 300, and the water discharged through the first drain pipe 500 is discharged together with the water collected in the second drain pipe. The first drain pipe 500 does not need to be separately connected to the outside of the body 100, thereby improving the aesthetic appearance.

In some embodiments, the diameter of the branch pipe 400 and the first drain pipe 500 is smaller than the diameter of the second drain pipe. When the water pump 700 is started to drain, the water flow in the second drain pipe reaches the point a and enters the branch pipe 400, and the air in the collection box 300 is discharged through the first drain pipe 500 under the action of the air pressure. And the water flow in the branch pipe 400 itself has a certain pushing force to be discharged through the first drain pipe 500 after the collection box 300 is washed. And because the diameters of the branch pipe 400 and the first drain pipe 500 are smaller than those of the second drain pipe, the flow rate of the dirty water in the second drain pipe is faster, and under the bernoulli principle, the faster the flow rate and the smaller the pressure, the dirty water in the collecting box 300 is pumped into the second drain pipe through the first drain pipe 500 and discharged.

In some embodiments, a pump body is separately provided in the body 100, and is connected and communicated with the first drain pipe 500, and power is separately provided through the pump body to allow dirty water to enter the branch pipe 400 and wash the collection box 300, and then be discharged through the first drain pipe 500.

In some embodiments, the filter 200 and the water pump 700 are both disposed at the inner bottom end of the body 100, and the filter 200 and the water pump 700 are close to the front side of the body 100. The device is reasonable in arrangement and convenient for discharging dirty water in the outer barrel.

In some embodiments, the first drain pipe 500 and the second drain pipe each extend along the outside of the body 100 and are used to communicate with a drain system in a room. Dirty water discharged through the first drain pipe 500 and waste water discharged through the second drain pipe after washing the collection box 300 are directly discharged.

In some embodiments, a through groove communicating with the inside of the machine body 100 is formed at the bottom of the front side of the machine body 100, a cleaning tank is provided at the through groove, a cover plate is detachably installed on the cleaning tank, and the first drain pipe 500 and the collection box 300 pass through the cleaning tank and are partially located inside the cleaning tank. The user can open the cover plate to directly select whether to connect the second drain pipe with the collection box 300; or whether to mount or dismount the collection box 300 to or from the filter 200.

In some embodiments, when the cover encloses the cleaning tank, the side of the cover facing away from the cleaning tank is flush with the front side of the machine body 100, improving structural integrity and aesthetics.

In some embodiments, a valve is provided on the first drain pipe 500. The first drain pipe 500 is controlled to be opened or closed by a valve to select whether to wash the foreign substances in the collection box 300 with the water flow, which is selected according to the user's needs, thereby facilitating the user's operation.

In some embodiments, a check 600 is provided between the filter 200 and the collection box 300, the check 600 being configured to prevent contaminants in the collection box 300 from flowing back to the filter 200. The water flow is prevented from flushing the foreign matters of the collecting box 300 back to the filter 200 by the check member 600, and the filtering effect and the cleaning effect of the foreign matters are improved.

In some embodiments, filter 200 is integrally provided with water pump 700. The pump body 700 extends partially into the filter 200. The partial structure is saved, the volumes of the filter 200 and the water pump 700 are reduced, and the filter 200 is close to the water pump 700, so that the length of the first drain pipe 500 can be shortened, and the cost is saved.

Referring to fig. 10 and 11, in addition, the present application also provides a drum washing machine, which includes: the apparatus includes a body 100, an outer tub, an inner tub, a water pump 700, a filter 200, a collection box 300, a branch pipe 400, and a first drain pipe 500; wherein, one side of the machine body 100 is provided with an opening; the outer barrel is rotatably connected to the inside of the machine body 100, and the inner barrel is rotatably connected to the inside of the outer barrel; the water pump 700 is disposed inside the machine body 100, and the water pump 700 has a first input end and a first output end, where the first output end is used for being communicated with the outside of the machine body 100.

The filter 200 is disposed inside the machine body 100, the filter 200 has a second input end and a second output end, the second input end is used for being communicated with the outer barrel, and the second output end of the filter 200 is communicated with the first input end of the water pump 700; the collecting box 300 is arranged on the filter 200 and communicated with the inside of the filter 200, and the collecting box 300 is used for collecting impurities filtered by the filter 200; one end of the branch pipe 400 is communicated with the outer barrel, and the other end of the branch pipe 400 is connected and communicated with the collecting box 300; one end of the first drain pipe 500 is connected to and communicated with the collection box 300; the other end of the first drain pipe 500 is used to communicate with the outside of the body 100.

Through the above-mentioned scheme, when the drum washing machine drains, the dirty water in the inner tub flows into the outer tub, the dirty water of the outer tub passes through the filter 200 and is filtered by the filter 200, and the filtered impurities are in the collecting box 300 at this time. The filtered dirty water is discharged out of the sump by the water pump 700. Under the suction of the water pump 700, part of dirty water in the inner barrel flows into the collecting box 300 through the branch pipe 400, and impurities in the collecting box 300 are flushed and discharged out of the machine body 100 through the first water drain pipe 500, so that the impurities filtered by the filter 200 do not need to be cleaned independently, and manual operation is facilitated.

In some embodiments, a water inlet pipe 800 is provided in the body 100, the water inlet pipe 800 communicates the inside of the outer tub with the second input end of the filter 200, and an end of the branch pipe 400 remote from the collecting box 300 is connected to and communicates with the water inlet pipe 800. When the water pump 700 is operated, negative pressure is generated in the water pump 700, and water in the outer tub enters the water inlet pipe 800 and is filtered by the filter 200 to enter the water pump 700. A portion of the water flow in the inlet pipe 800 enters the collection box 300 through the branch pipe 400 to flush the collection box 300.

In some embodiments, the water inlet pipe 800 is integrally formed with the manifold 400, which is convenient to manufacture and cost effective. The branch pipe 400 is not required to be connected with the water inlet pipe 800 independently, so that the possibility of water leakage is reduced, and the stability of the structure operation is improved.

In some embodiments, the inner barrel and the outer barrel each have an opening, the opening of the outer barrel corresponds to the opening of the machine body, and the opening of the inner barrel corresponds to the opening of the outer barrel. The laundry is placed inside the inner tub through the opening of the body 100.

In some embodiments, a door is further provided on the body 100, through which the opening of the body 100 is opened or closed. Avoiding water flow from spilling or danger during washing clothes.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims

1. A drum washing machine, characterized in that it comprises:

A machine body, one side of which is open;

An outer barrel, the outer barrel being rotatably connected to the interior of the machine body

An inner barrel, the inner barrel being rotatably connected to the interior of the outer barrel;

A water pump, the water pump is arranged inside the body, the water pump has a first input end and a first output end, the first output end is used to communicate with the outside of the body;

A filter, the filter is arranged inside the body, the filter has a second input end and a second output end, the second input end is used to communicate with the outer barrel, and the second output end of the filter is communicated with the first input end of the water pump;

A collecting box, the collecting box is arranged on the filter and communicated with the inside of the filter, and the collecting box is used to collect impurities filtered by the filter;

a branch pipe, one end of which is connected to and communicated with the first output end, and the other end of which is connected to and communicated with the collection box;

A first drain pipe, one end of which is connected to and communicated with the collection box; and the other end of the first drain pipe is used to communicate with the outside of the machine body.

2. A drum washing machine, characterized in that it comprises:

A machine body, one side of which is open;

A branch pipe, one end of which is connected to the outer barrel, and the other end of which is connected to and connected to the collection box;

3. The drum washing machine according to claim 1 or 2, characterized in that one end of the branch pipe close to the collection box is detachably connected to the collection box.

4. The drum washing machine according to claim 1 or 2, characterized in that the collection box is detachably connected to the filter.

5. The drum washing machine according to claim 4, characterized in that a connecting cavity is provided on the filter, an inner peripheral wall of the connecting cavity is provided with an internal thread, and the collecting box is provided with an external thread for matching with the internal thread.

6. The drum washing machine according to claim 1 or 2, characterized in that the first output end of the water pump is also connected to and communicated with a second drain pipe, and an end of the second drain pipe away from the water pump is used to communicate with the outside of the machine body.

7. The drum washing machine according to claim 1 or 2, characterized in that a through groove communicating with the interior of the body is opened at the front bottom of the body, a cleaning box is provided at the through groove, a cover plate is removable on the cleaning box, the first drain pipe and the collection box pass through the cleaning box and are partially located inside the cleaning box.

8. The drum washing machine according to claim 1 or 2, characterized in that a valve is provided on the first drain pipe.

9. The drum washing machine according to claim 1 or 2, characterized in that a check piece is provided between the filter and the collection box, and the check piece is used to prevent impurities in the collection box from flowing back to the filter.

10. The drum washing machine according to claim 1 or 2, characterized in that the filter is integrated with the water pump.