WO2018130027A1

WO2018130027A1 - Water inlet box assembly and washing machine

Info

Publication number: WO2018130027A1
Application number: PCT/CN2017/114983
Authority: WO
Inventors: 吕艳芬; 许升; 宋华诚; 王艳丽
Original assignee: 青岛海尔滚筒洗衣机有限公司
Priority date: 2017-01-16
Filing date: 2017-12-07
Publication date: 2018-07-19
Also published as: CN108315964A; CN108315964B

Abstract

A water inlet box assembly and a washing machine. The water inlet box assembly comprises a water tank (1) provided with an upper water injection box cover (2) at the upper part, and a detergent box (4); the upper water injection box cover (2) is provided with a water inlet; a removable built-in water tank (5) is provided in the water tank (1); the built-in water tank (5) is provided with a water outlet (501); the detergent box (4) is provided in the built-in water tank (5); the built-in water tank (5) isolates the detergent box (4) from two sidewalls of the water tank (1), or the built-in water tank (5) isolates the detergent box (4) from the two sidewalls of the water tank (1) and the upper water injection box cover (2). The water inlet box assembly is simply structured, and convenient and quick to clean, avoids frequent cleaning by a user, and is not prone to mold development or odor production, thereby ensuring health and hygiene during washing.

Description

Water inlet box assembly and washing machine

Technical field

The invention belongs to the technical field of washing machines, and in particular relates to a water inlet box assembly and a washing machine.

Background technique

The drum washing machine is provided with a water inlet box assembly on the upper part of the washing machine box for injecting water into the washing machine and dispensing detergent and softener.

The existing water inlet box assembly of the washing machine comprises an integrally formed water injection cover and a water injection cover, and the water injection cover is provided with a water inlet hole communicating with the water inlet pipe; after the water inlet valve is opened, the tap water is covered from the water injection box and The lower cover of the water injection box is sprayed down, and is dropped into a detergent box for temporarily storing detergent or other additives, and the detergent or the additive is dissolved or diluted and flows into the washing tub.

Since the tap water has a certain pressure, the water jetted through the water inlet hole of the upper cover of the water injection box impacts the detergent in the detergent box, so that the liquid containing the detergent is splashed around the inside of the water inlet box, and due to its structural characteristics, It is difficult to rinse out by the water flowing into the detergent box. In addition, since the water tank and the water tank top cover of the prior art water inlet box assembly are installed and fixed in the internal structure of the washing machine, if it is contaminated by detergent, it is not convenient for the user to disassemble. Cleaning. The internal structure of the upper cover of the water tank and the water injection box is not easily washed away by the water flow and accumulates for a long time, so that the stain remains in the internal structure of the water inlet box assembly. The water inlet box assembly is in a relatively closed state, dark and humid, poor ventilation, and the detergent is rich in more organic substances. This environment is more prone to mold and odor, not only does not achieve the effect of cleaning clothes, but also It will pollute the washed clothes and endanger human health.

In addition, since the water tank of the water inlet box assembly and the water tank top cover are installed and fixed in the internal structure of the washing machine, if the user wants to clean it himself, it is necessary to disassemble the structure such as the washing machine panel, which is not only cumbersome and inconvenient, but may also cause damage to the washing machine. Injury, or need to help professionals, costing manpower and financial resources, causing trouble for users.

Therefore, there is an urgent need for a clean and hygienic water inlet box assembly that is easy for the user to disassemble and clean on a daily basis and is not prone to mold.

Summary of the invention

The object of the present invention is to overcome the deficiencies in the prior art, and to provide a water inlet box assembly that is convenient for the user to disassemble and clean during the daily use of the washing machine. The water inlet box assembly is not easy to retain dirt in the internal structure, which is advantageous for maintaining the water inlet box. The internal hygiene of the components, avoiding mold and hygiene, and making the laundry healthy and healthy.

In order to solve the technical problems described above and achieve the technical effects described above, the basic idea adopted by the present invention is as follows:

The water inlet box assembly comprises a water tank and a detergent box with an upper cover of the water injection box at the upper part, and the upper cover of the water injection box has a water inlet. among them:

The interior of the sink has a built-in sink that can be accessed, and the built-in sink has a water outlet;

The detergent box is placed in the built-in water tank, the built-in sink separates the detergent box from the two side walls of the sink, or the built-in sink separates the detergent box from the side walls of the sink and the lid of the water injection box.

The water inlet box assembly described above is provided with a built-in water tank which can be taken in and out. When the water inlet box assembly is normally used, the built-in water tank separates the detergent box from the two side walls of the water tank, or the built-in water tank is used for the detergent box and the sink. The two side walls and the cover of the water injection box are separated to prevent the detergent from splashing on the two side walls of the water tank and the upper cover of the water injection box under the impact of water flow; when it is necessary to clean the water inlet box assembly, only the built-in The sink is removed from the inlet box assembly and the built-in sink is cleaned to prevent detergent or dirt from remaining or depositing in the inlet box assembly. The water inlet box assembly has a simple structure, is convenient and quick to clean, and is easy to install, so as to avoid cumbersome cleaning of the water inlet box assembly by the user.

Preferably, the built-in sink matches the interior space of the sink and is placed inside the sink.

The size of the built-in sink can be designed to match the internal space of the sink, and the built-in sink can be placed directly inside the sink to achieve easy access and no shaking.

There may or may not be provided between the built-in sink and the sink to assist in the relative movement of the two.

Preferably:

The built-in sink is slidingly connected to the inside of the sink;

The side of the side wall of the water tank is provided with a sliding rail, and the upper edge of the side wall of the built-in water tank is provided with an extension structure, and the extension structure cooperates with the sliding rail to enable the built-in water tank to slide relative to the water tank.

This design facilitates the pull-out or advancement of the built-in sink from the structure of the sink, making it easier to remove and install. The rail structure ensures a more reliable assembly between the two, avoids the built-in sink sloshing, and makes the built-in sink pull out or advance more smoothly. Moreover, the water inlet box assembly has a simple structure, saves material and space, can increase the storage amount of the detergent or the additive, and has good applicability.

Preferably, the detergent box is matched to the internal space of the built-in sink and placed in the built-in sink.

The size of the detergent box can be designed to match the internal space of the built-in sink to achieve easy access without sloshing.

A structure that assists in the relative movement of the two between the detergent box and the built-in sink may or may not be provided.

Preferably:

The side wall of the detergent box is provided with an extension structure, and a protruding part is arranged inside the side wall of the built-in water tank;

The protruding member engages with the bottom of the epitaxial structure and supports the detergent box, and the detergent box is slidable relative to the protruding member.

The above settings facilitate the pulling out of the detergent box or pushing the built-in sink for easier disassembly and installation. By means of the components or structures provided on the structure of the detergent box and the built-in sink, the assembly and cooperation of the two are more stable, the detergent box is prevented from shaking, and the drawing or pushing of the detergent box is smoother. In addition, the water inlet box assembly realizes relative sliding by its own structural features, and does not need to additionally provide a separate auxiliary structure, which is more firm and reliable, and saves materials and reduces cost.

Preferably:

The structure of the built-in sink includes two side walls, a rear wall and a bottom wall;

Alternatively, the structure of the built-in sink includes two side walls, a rear wall and a bottom wall, and a lower portion of the built-in water tank is provided with a lower cover of the water injection box, and the lower cover of the water injection box is integrally formed with the built-in water tank or is detachably mounted.

The built-in water tank with two side walls, a rear wall and a bottom wall can effectively prevent the splashing detergent from contaminating the two side walls of the water tank, and prevent the detergent from remaining on the two side walls of the water tank.

It has two side walls and a bottom wall, and a built-in water tank with a lower cover of the water injection box on the upper part prevents the detergent from splashing into the interior of the water tank and the upper cover of the water injection box, thereby reducing the possibility of the detergent splashing into the hard-to-remove cleaning area. More comprehensive.

When the water tank lower cover and the built-in water tank are integrally installed, the two can be taken out and cleaned as a whole.

The cover of the water injection box and the built-in water tank can be detachably installed, and the built-in water tank and the lower cover of the water injection box can be separately cleaned, and the cleaning is more thorough and comprehensive, further reducing the possibility of dirt residue.

Preferably, the water injection box lower cover is slidably connected to the built-in water tank.

Preferably, a sliding rail is disposed inside the side wall of the built-in water tank, and a side of the lower cover of the water injection box is provided with a member that can slide relative to the sliding rail.

The above settings facilitate the pull-out or advancement of the water-filling box lower cover from the built-in water tank, making disassembly and installation easier. Moreover, the assembly and cooperation of the two are relatively stable, and the bottom cover of the water injection box is prevented from shaking, which is more firm and reliable, and saves materials and reduces costs. The slide rail can ensure the installation of the lower cover of the water injection box is more accurate, and the assembly between the lower cover of the water injection box and the built-in water tank is more reliable, preventing the two from being misaligned to form a gap, causing the detergent to splash out from the gap and being difficult to disassemble and clean. Residue on the parts, causing inconvenience to cleaning.

Preferably, the upper surface of the lower cover of the water injection box is provided with a water channel for guiding the water flow, and the water passage is provided with an injection hole, and the water flow enters the detergent box from the injection hole.

The above arrangement can make the water flow evenly enter the detergent box, on the one hand, the dissolution or dilution effect of the detergent can be improved, the utilization efficiency of the water flow can be improved; on the other hand, the water flow can be prevented from splashing everywhere, and the residue at the corner of the water inlet box assembly can be prevented. Moisture causes mold to twinize.

Preferably, the water inlet of the upper cover of the water injection box is set to three, and three water inlets are respectively disposed at the rear end of the upper cover of the water injection box;

The three water inlets cooperate with the water channel on the upper surface of the lower cover of the water injection box, so that the tap water introduced from the water inlet on the left side flows to the right side of the lower cover of the water injection box, and the tap water introduced from the water inlet on the right side flows to the lower cover of the water injection box. On the left side, the tap water introduced from the middle water inlet flows to the middle of the lower cover of the water injection tank.

The above technical solution makes the water flow distribution more uniform, can make the detergent dissolve or dilute more thoroughly, ensures the uniform delivery of the detergent, and improves the washing effect of the laundry.

Preferably, the upper surface of the lower cover of the water injection box is provided with an injection hole having a water flow directed to the inner side of the side wall of the built-in water tank in the water channel near the two sides.

The above nozzle hole can wash away part of the detergent splashed on the side wall by the jetted water flow during the water inflow process, thereby alleviating the subsequent cleaning work.

The water inlet box assembly of the present invention has the following beneficial effects as compared with the prior art:

The water inlet box assembly is convenient for the user to perform self-disassembly cleaning and maintenance during daily use, and does not need to perform tedious work such as disassembling the washing machine table panel for cleaning, and does not need to resort to professional technicians. Users can easily disassemble, clean and assemble work by hand, so it is quick and convenient, so users can clean the water inlet box components frequently, avoiding residual detergent or other dirt in the water inlet box assembly, not easy to mold or odor, and improve water intake. The cleanliness of the box assembly makes the laundry healthy and hygienic.

Another important object of the present invention is to provide a washing machine having any of the water inlet cartridge assemblies as described above.

The water inlet box assembly of the washing machine is easy to disassemble, clean and install, which can prevent the user from cumbersomely cleaning the water inlet box assembly, is not easy to mold mold, avoids pollution to the washed clothes, and is hygienic and safe to the user.

Specific embodiments of the present invention will be further described in detail below with reference to the accompanying drawings.

DRAWINGS

The drawings are intended to provide a further understanding of the invention, and are intended to be illustrative of the invention. Obviously, the drawings in the following description are only some embodiments, and those skilled in the art can also rely on this without any creative work. These figures take additional figures. In the drawing:

1 is a schematic structural view of a water inlet cartridge assembly according to Embodiment 1 of the present invention;

2 is a schematic structural view of a sliding connection between a built-in water tank and a lower cover of a water injection box;

Figure 3 is a cross-sectional view showing the overall structure of the water injection box lower cover, the built-in water tank and the detergent box after installation;

Figure 4 is a cross-sectional view showing the overall structure of the water injection box lower cover, the built-in water tank and the detergent box after installation;

Figure 5 is an enlarged view of a partial structure of Figure 4.

Marked in the figure: 1-sink, 101-outer water outlet, 2-water tank top cover, 3-water tank bottom cover, 301-runner, 302-spray hole, 4-washer box, 5-built sink, 501 -Outlet.

detailed description

The embodiments of the present invention will be clearly and completely described in the following with reference to the accompanying drawings in the embodiments of the present invention. It is not intended to limit the scope of the invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "back", "left", "right", "vertical", "inside", "outside", etc. The orientation or positional relationship of the indications is based on the orientation or positional relationship shown in the drawings, and is merely for the convenience of the description of the invention and the simplified description, rather than indicating or implying that the device or component referred to has a specific orientation, in a specific orientation. The construction and operation are therefore not to be construed as limiting the invention.

In the description of the present invention, it should be noted that the terms "installation", "connected", and "connected" are to be understood broadly, and may be fixed or detachable, for example, unless otherwise explicitly defined and defined. Connected, or integrally connected; can be mechanical or electrical; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood in a specific case by those skilled in the art.

Embodiment 1

The water inlet box assembly comprises a water tank 1 with a water injection box upper cover 2 and a detergent box 4. The water injection box upper cover 2 has a water inlet, and the water tank 1 has a built-in water tank 5 therein, and a built-in water tank 5 Having a water outlet 501;

The detergent box 4 is placed in the built-in water tank 5, and the built-in water tank 5 includes two side walls, a rear wall, and a bottom wall to isolate the detergent box 4 from the both side walls and the rear wall of the water tank 1.

The side wall according to the present invention refers to the left and right walls of the water tank with reference to the front of the washing machine.

Alternatively, in other embodiments, the built-in sink 5 includes two side walls, a rear wall, a bottom wall, and a top, with a built-in sink 5 The detergent box 4 can be separated from the two side walls of the water tank 1 and the water injection box upper cover 2. Of course, it should be understood by those skilled in the art that the top structure of the built-in water tank 5 at this time is matched with the water inlet to realize tap water. Smooth entry into the detergent box 4 will not be repeated here.

The built-in sink 5 matches the internal space of the sink 1 and is placed inside the sink 1.

The water outlet 501 of the built-in water tank 5 is disposed at the rear side of the bottom thereof. When the water in the detergent box 4 reaches a higher water level, the overflowed water can flow out through the water outlet 501, and then exits from the outside of the water tank 1 The nozzle 101 enters the washing tub.

The built-in water tank 5 can be placed in the water tank 1 without providing a structure to assist the relative movement of the two, or an auxiliary structure similar to the slide rail is provided to make the two slide relative to each other, as long as the built-in water tank 5 can be easily pulled. Or the effect of advancement can be.

The built-in water tank 5 is slidably connected to the inside of the water tank 1.

Preferably, the side wall of the water tank 1 is provided with a slide rail, and the upper edge of the side wall of the built-in water tank 5 is provided with an epitaxial structure, and the extension structure cooperates with the slide rail to allow the built-in water tank 5 to slide relative to the water tank 1.

This design facilitates the pulling or pushing of the built-in water tank 5 from the water tank 1, making the disassembly and installation easier. The slide rail structure ensures that the assembly between the two is more accurate and reliable, avoids the shaking of the built-in water tank 5, and makes the pull-out or advancement of the built-in water tank 5 smoother.

The water inlet box assembly is provided with a built-in water tank 5. When the water inlet box assembly is normally used, the built-in water tank 5 isolates the detergent box 4 from the two side walls of the water tank 1, or the built-in water tank 5 will wash The agent box 4 is separated from the two side walls of the water tank 1 and the water injection box upper cover 2 to prevent the detergent from splashing on the two side walls, the rear wall and the water injection box upper cover 2 of the water tank 1 under the impact of water flow; When it is necessary to clean the water inlet box assembly, it is only necessary to take out the built-in water tank 5 from the water inlet box assembly, and clean the built-in water tank 5 to prevent dirt from being deposited in the water inlet box assembly, thereby avoiding mold and odor.

The water inlet box assembly has a simple structure, is convenient and quick to clean, and is easy to install, so as to avoid cumbersome cleaning of the water inlet box assembly by the user.

The detergent box 4 for containing detergent or other additives is matched with the internal space of the built-in water tank 5 and placed in the built-in water tank 5.

An extension structure is disposed on the side wall of the detergent box 4, and a protruding member is disposed inside the side wall of the built-in water tank 5, the protruding member cooperates with the bottom of the epitaxial structure and supports the detergent box 4, and the detergent box 4 can be opposed to the protruding member Sliding occurs.

Other structural features not specifically stated in the detergent box 4 are the same as or similar to the conventional detergent boxes of the prior art. For example, some structural settings of how to enter and exit the water are not the focus of the research of the present invention, and those skilled in the art are familiar with these techniques, and thus will not be described herein.

The above arrangement facilitates pulling out the detergent box 4 or pushing the built-in sink to make disassembly and installation easier. By means of the components or structures provided on the self-structure of the detergent 4 box and the built-in sink 5, the assembly fit is relatively stable, the detergent box 4 is prevented from shaking, and the drawing or pushing of the detergent box 4 is made smoother.

In addition, the water inlet box assembly realizes relative sliding by its own structural features, and does not need to additionally provide a separate auxiliary structure, which is more firm and reliable, and saves materials and reduces cost.

The built-in water tank 5 of the embodiment includes two side walls, a rear wall and a bottom wall, and the upper part of the built-in water tank 5 is provided with a water injection box lower cover 3, and the water injection box lower cover 3 and the built-in water tank 5 are detachably mounted, in order to The removal and assembly of the water injection box lower cover 3 is more convenient, and the water injection box lower cover 3 is slidably coupled to the built-in water tank 5.

There are two side walls, a rear wall and a bottom wall, and the upper part is provided with a built-in water tank 5 of the water injection box lower cover 3, which can prevent the detergent from splashing into the interior of the water tank 1 and the water injection box upper cover 2, reducing the detergent splash and being difficult to disassemble. The possibility of cleaning up parts is more comprehensive.

The water injection box lower cover 3 and the built-in water tank 5 are detachably mounted, and the built-in water tank 5 and the water injection box lower cover 3 can be separately cleaned separately, and the cleaning is more thorough and comprehensive, further reducing the possibility of dirt residue.

Preferably, the side wall of the built-in water tank 5 is provided with a slide rail, and the side of the water injection box lower cover 3 is provided with a member that can slide relative to the slide rail. See FIG. 2 for a schematic diagram of a specific connection manner.

The above arrangement facilitates pulling or pushing the water injection box lower cover 3 from the built-in water tank 5, making the disassembly and installation easier. Moreover, the assembly and cooperation of the two are relatively stable, and the sway of the lower cover 3 of the water injection box is avoided, which is more firm and reliable, and saves materials and reduces costs. The slide rail can ensure the installation of the lower cover 3 of the water injection box is more accurate, and the assembly between the lower cover 3 of the water injection box and the built-in water tank 5 is more reliable, preventing the two from being misaligned to form a gap and causing the detergent to splash out from the gap. Residues on parts that are not easily removed and cleaned are inconvenient for cleaning.

The upper surface of the water injection box lower cover 3 is provided with a water channel for guiding the water flow, and the water passage is provided with an injection hole, and the water flow enters the detergent box through the injection hole.

The above arrangement can make the water flow evenly enter the detergent box 4, on the one hand, can improve the dissolution or dilution effect of the detergent, improve the utilization efficiency of the water flow; on the other hand, avoid the water flow splashing everywhere, resulting in the corner of the water inlet box assembly Residual moisture causes mold growth.

Preferably, the water inlet of the water injection box upper cover is set to three, and the three water inlets are all disposed on the upper cover of the water injection box. rear end;

The three water inlets cooperate with the water channel on the upper surface of the lower cover of the water injection box, so that the tap water introduced from the water inlet on the left side flows to the right side of the lower cover of the water injection box, and the tap water introduced from the water inlet on the right side flows to the lower cover of the water injection box. On the left side, the tap water introduced from the middle water inlet flows to the middle of the lower cover of the water injection box.

The above technical solution can make the dissolution or dilution of the detergent more thorough.

Preferably, the upper surface of the lower surface of the water injection tank is provided with an injection hole having a water flow directed to the inner side of the side wall of the built-in water tank in the water channel near the both sides.

The above nozzle hole can be used to wash off part of the detergent splashed on the side wall by the sprayed water flow during the water inflow process, thereby alleviating the subsequent cleaning work.

The water inlet box assembly is convenient for the user to perform cleaning and maintenance on a daily basis, and does not need to perform complicated work such as disassembling the washing machine table panel for cleaning, and does not need to ask a professional technician to easily complete the disassembly, cleaning and assembly work, and is quick. Convenience, so users can often clean the inlet box assembly, avoid residual detergent or other dirt in the inlet box assembly, not easy to mold mold or odor, improve the cleanliness of the inlet box assembly, and make the laundry healthy and hygienic.

The embodiment also provides a washing machine having the above described water inlet cartridge assembly.

The water inlet box assembly of the washing machine is easy to disassemble, clean and install, and the user can be prevented from cumbersomely cleaning the water inlet box assembly, is not easy to mold, does not pollute the washed clothes, and the laundry is hygienic and healthy, and improves the user experience.

Embodiment 2

The difference between this embodiment and the first embodiment is that the structure of the built-in water tank 5 includes two side walls, a rear wall and a bottom wall, and the upper part of the built-in water tank 5 is provided with a water injection box lower cover 3, a water injection box lower cover 3 and a built-in water tank 5 When integrally formed, and when the built-in water tank 5 is pushed into the interior of the water tank 1, the water injection box lower cover 3 and the water injection box upper cover 2 are integrated, so that the water flow enters through the water inlet and enters the detergent box 4 through the water injection box lower cover 3, and does not Overflowing.

The water injection box lower cover 3 and the built-in water tank 5 are integrally formed to prevent the detergent from splashing into the inside of the water tank 1 or the water tank top cover 2, and it is only necessary to pull out the built-in water tank 5 as a whole and clean the built-in water tank 5.

The water inlet cartridge assembly of this embodiment can also achieve the beneficial effects similar to the implementation of one.

This embodiment also provides a washing machine having a water inlet cartridge assembly as described above.

The water inlet box assembly of the washing machine is easy to disassemble, clean and install, and the user can be prevented from cleaning the water inlet box assembly cumbersomely. It is not easy to mold mold, it will not pollute the washed clothes, and the laundry is hygienic and healthy, which enhances the user's feeling of use.

Embodiment 3

The difference between this embodiment and the first embodiment is that the structure of the built-in water tank 5 includes two side walls, a rear wall and a bottom wall, and the water injection box lower cover 3 is not provided.

The built-in water tank 5 of the embodiment can isolate the detergent box 4 from the two side walls, the rear wall and the bottom wall of the water tank 1, and the extension structure of the built-in water tank 5 matches the two side walls of the water tank 1, so as to prevent the detergent from splashing. On the side wall of the sink 1.

When cleaning is required, only the built-in water tank 5 needs to be taken out for cleaning, and the cleaning can be installed and returned. It is convenient and quick, and the detergent is prevented from remaining inside the water inlet box assembly to prevent mold and health and health.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Although the present invention has been disclosed in the above preferred embodiments, it is not intended to limit the present invention, and any technology that is familiar with the present patent. Those skilled in the art can make some modifications or modifications to equivalent embodiments by using the technical content of the above-mentioned hints without departing from the technical scope of the present invention, but the technology according to the present invention does not deviate from the technical solution of the present invention. Any simple modifications, equivalent changes and modifications made to the above embodiments are still within the scope of the present invention.

Claims

The utility model relates to a water inlet box assembly, which comprises a water tank and a detergent box with an upper cover of the water injection box at the upper part, and the water tank top cover has a water inlet, which is characterized in that:

The interior of the sink has a built-in sink that can be accessed, and the built-in sink has a water outlet;

The detergent box is placed in the built-in water tank, the built-in sink separates the detergent box from the two side walls of the sink, or the built-in sink separates the detergent box from the side walls of the sink and the lid of the water injection box.
A water inlet cartridge assembly according to claim 1 wherein:

The built-in sink matches the interior of the sink and is placed inside the sink.
A water inlet cartridge assembly according to claim 1 or 2, wherein:

The built-in sink is slidingly connected to the inside of the sink;

The side of the side wall of the water tank is provided with a sliding rail, and the upper edge of the side wall of the built-in water tank is provided with an extension structure, and the extension structure cooperates with the sliding rail to enable the built-in water tank to slide relative to the water tank.
A water inlet cartridge assembly according to any one of claims 1 to 3, wherein:

The detergent box matches the internal space of the built-in sink and is placed in the built-in sink.
A water inlet cartridge assembly according to any one of claims 1 to 4, wherein:

The side wall of the detergent box is provided with an extension structure, and a protruding part is arranged inside the side wall of the built-in water tank;

The protruding member engages with the bottom of the epitaxial structure and supports the detergent box, and the detergent box is slidable relative to the protruding member.
A water inlet cartridge assembly according to any one of claims 1 to 5, wherein:

The structure of the built-in sink includes two side walls, a rear wall and a bottom wall;

Alternatively, the structure of the built-in sink includes two side walls, a rear wall and a bottom wall, and a lower portion of the built-in water tank is provided with a lower cover of the water injection box, and the lower cover of the water injection box is integrally formed with the built-in water tank or is detachably mounted.
A water inlet cartridge assembly according to claim 6, wherein the water injection tank lower cover is slidably coupled to the built-in water tank.
A water inlet cartridge assembly according to claim 6 or 7, wherein:

A sliding rail is arranged inside the side wall of the built-in water tank, and a side of the lower cover of the water injection box is provided with a member that can slide relative to the sliding rail.
A water inlet cartridge assembly according to any one of claims 6-8, wherein:

The upper surface of the lower cover of the water injection box is provided with a water channel for guiding the water flow, and the water passage is provided with a spray hole, and the water flow enters the detergent from the spray hole. box.
A washing machine characterized by having the water inlet cartridge assembly according to any one of claims 1-9.