CN220724602U - Water inlet system and drum washing machine - Google Patents

Abstract

The utility model provides a water inlet system and a drum washing machine, wherein the water inlet system comprises: the water inlet valve comprises two outlets, one of the outlets flows to the condensation cavity through a first water pipe, and the other outlet flows to the water diversion device through a communication pipeline; the water diversion device is provided with two outlets, one outlet is communicated with the cylinder body assembly through a second water pipe, and the other outlet is communicated with the filtering device on the drying device through a third water pipe. The water inlet system of the utility model simplifies the design of the structure and the components, reduces the cost and the assembly difficulty of the components, reduces the space occupied by the components of the water inlet system, improves the space utilization rate in the washing machine, improves the overall working performance of the washing machine and reduces the production cost of the washing machine on the basis of realizing the integration of the water inlet, drying and filtering functions of the washing machine.

Description

Water inlet system and drum washing machine

Technical Field

The utility model relates to the technical field of washing machines, in particular to a water inlet system and a drum washing machine.

Background

With the increase of the functions of the washing machine, detergent, softener and disinfectant are put into a washing barrel of the washing machine as required when clothes are washed, and even a heat pump system is added to a plurality of washing machines, so that the drying function of the washing machine is realized. At present, the drying modes of the conventional drum-type washing and drying integrated washing machine are divided into a heat pump type and a condensing type.

The water inlet system of the conventional drum-type heat pump washing and drying integrated machine is relatively independent, and only the water inlet function of the washing machine can be realized.

In addition, the drum-type heat pump washing and drying integrated machine needs to be cleaned after each drying procedure is finished or after the drum-type heat pump washing and drying integrated machine is used for a period of time, namely, the filter screen for the filings is manually taken out from the machine, then the filings on the filter screen are cleaned, and the filter screen is installed in the original position after the cleaning is finished. If the filter screen is not cleaned timely and effectively, the air quantity of the external drying circulation is affected, and the drying efficiency is reduced.

In the prior art, although the water inlet structure of the water inlet system is arranged in the air duct and is close to the filter screen, the filter screen of the washing machine is self-cleaned when water is fed by the washing machine, so that the filter screen can be cleaned timely and effectively. However, the arrangement structure is complex, the water inflow amount and the water inflow requirement of each path are different, so that more structures in the water inflow system are in an idle state for a long time, the cost of the water inflow system is high, the application efficiency of each component is low, the assembly of the water inflow system is inconvenient, the cost performance of the washing machine is slightly reduced, and the product popularization is inconvenient.

Disclosure of Invention

In view of the above, the present utility model is directed to a water inlet system and a drum washing machine, which solve at least one of the above problems.

In order to achieve the above purpose, the technical scheme of the utility model is realized as follows:

a water intake system, comprising:

the water inlet valve comprises two outlets, one of the outlets flows to the condensation cavity through a first water pipe, and the other outlet flows to the water diversion device through a communication pipeline;

the water diversion device is provided with two outlets, one outlet is communicated with the cylinder body assembly through a second water pipe, and the other outlet is communicated with the filtering device on the drying device through a third water pipe.

Further, the water diversion device comprises a water diversion part and a liquid storage box, wherein the water diversion part comprises a water inlet end and a liquid outlet end, the water inlet end is communicated with a communicating pipeline of the water inlet valve, the liquid outlet end is provided with two liquid outlets, and the two liquid outlets are respectively connected with a second water pipe and a third water pipe, wherein when water in the water diversion device flows into the barrel assembly through the water diversion part and the second water pipe, the detergent in the liquid storage box can be extracted to the water diversion part and flows to the barrel assembly through the second water pipe.

Further, the detergent in the liquid storage box is pumped to the water diversion part through the throwing pump.

Further, the water diversion part is arranged at the front side or the rear side of the liquid storage box.

Further, the water diversion part is integrally arranged with the liquid storage box, and an outlet of the detergent pumping of the throwing pump is communicated with a distribution waterway which is communicated with the second water pipe on the water diversion part.

Further, the distance between the outlet of the detergent pumped by the throwing pump and the outlet connected with the second water pipe on the water dividing part is L, and L is more than 20mm.

Further, the barrel assembly comprises an inner barrel and an outer barrel, the outer barrel is coaxially covered on the outer side of the inner barrel, the inner barrel can rotate relative to the outer barrel, a condensing disc is arranged on the inner wall of the rear end of the outer barrel, a condensing cavity is formed between the condensing disc and the inner wall of the rear end of the outer barrel, and under a drying working condition, the inlet valve condenses humid hot air of the inner barrel in the condensing disc through the inlet water flow direction of the first water pipe.

Further, a drying device is arranged on the outer wall of the outer cylinder, the drying device comprises a filtering device, a fan, a heating device and a drying air channel which are sequentially arranged, and the drying air channel is used for conveying air condensed by the condensing cavity to the heating device under the action of the fan and then flowing to the inner cylinder of the cylinder assembly.

Further, the filter device is arranged below the fan, and the water diversion device washes the filter screen in the filter device from top to bottom through the water flow flowing to the filter device through the third water pipe.

Compared with the prior art, the water inlet system provided by the utility model has the following advantages:

(1) The water inlet system of the utility model simplifies the design of the structure and the components, reduces the cost and the assembly difficulty of the components, reduces the space occupied by the components of the water inlet system and improves the space utilization rate inside the washing machine on the basis of realizing the integration of the water inlet, drying and filtering functions of the washing machine.

(2) According to the water inlet system, the one-inlet two-outlet water inlet valve is used as the main water inlet channel of the washing machine, one water inlet valve can flow to the condensing cavity to wash the condensing disc, the other water inlet valve can respectively enter the barrel assembly and the filtering device through the water dividing device integrating the water dividing part and the liquid storage box, meanwhile, the automatic throwing function is combined, the automatic throwing of the washing agent is realized, the water inlet pipeline and the mounting structure of the washing machine are optimized, the structure is compact, the assembly is convenient, the overall working performance of the washing machine is improved on the basis that the water inlet reliability of the washing machine is ensured, and the production cost of the washing machine is reduced.

Another object of the present utility model is to provide a drum washing machine, which includes a housing assembly, a door cover assembly and a drum assembly, wherein the housing assembly is arranged around the drum assembly in a wrapping manner, the door cover assembly is covered at the front end of the drum assembly, and the water inlet system is disposed on the drum assembly.

The drum washing machine has the same advantages as the water inlet system compared with the prior art, and the description is omitted herein.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of a front view of a water inlet system provided on a barrel assembly according to an embodiment of the present utility model;

FIG. 2 is a schematic side view of a water inlet system on a barrel assembly according to an embodiment of the present utility model;

FIG. 3 is a schematic diagram of an explosion structure of a water inlet system arranged on a cylinder assembly according to an embodiment of the present utility model;

FIG. 4 is a schematic side view of a water diversion device according to an embodiment of the present utility model;

FIG. 5 is a schematic side view of a second view of a water diversion apparatus according to an embodiment of the present utility model;

FIG. 6 is a schematic view of an exploded view of a portion of a cartridge, a check valve assembly, and a liquid inlet connector according to an embodiment of the present utility model;

FIG. 7 is a schematic side view of a first cartridge body of the dispensing cartridge according to the embodiment of the present utility model;

FIG. 8 is a schematic view of an exploded view of the check valve assembly shown in FIG. 7;

FIG. 9 is a schematic view of the structure of the valve body of the check valve assembly according to the embodiment of the present utility model in a front view;

fig. 10 is a schematic view illustrating a structure of a washing machine according to an embodiment of the present utility model;

fig. 11 is a schematic cross-sectional structure of a washing machine according to an embodiment of the present utility model;

reference numerals illustrate:

100. a washing machine; 1. a housing assembly; 2. a door cover assembly; 3. a barrel assembly; 31. an inner cylinder; 32. an outer cylinder; 4. a water inlet valve; 5. a water dividing device; 51. a liquid storage box; 52. a dispensing box; 521. a first case; 5211. a liquid inlet port; 5212. a second stud; 5213. a water inlet; 5214. a liquid outlet; 5215. a water outlet; 5216. a liquid inlet; 522. a second case; 523. a baffle plate; 5231. a non-return baffle; 524. a partition plate; 525. a first flow passage; 526. a second flow passage; 53. a delivery pump; 531. an outlet side; 532. an inlet side; 54. a liquid inlet joint; 55. a liquid level sensor; 56. a one-way valve assembly; 561. a valve body; 5611. an annular groove; 5612. a central bore; 5613. a liquid passing hole; 5614. an annular protrusion; 562. a valve core; 5621. a valve cap; 5622. assembling a column; 5623. a limit protrusion; 5624. flanging; 563. a seal ring; 6. a condensing chamber; 61. a condensing plate; 7. a drying device; 71. a filtering device; 72. a first drying air duct; 73. a blower; 74. a heating device; 75. a second drying air duct; 8. a first water pipe; 9. a second water pipe; 10. a third water pipe; 11. and a drainage device.

Detailed Description

In order to facilitate understanding of the technical means, objects and effects of the present utility model, embodiments of the present utility model will be described in detail with reference to the accompanying drawings.

It is to be noted that all terms used for directional and positional indication in the present utility model, such as: "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", "top", "low", "lateral", "longitudinal", "center", etc. are merely used to explain the relative positional relationship, connection, etc. between the components in a particular state (as shown in the drawings), and are merely for convenience of description of the present utility model, and do not require that the present utility model must be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model. Furthermore, the description of "first," "second," etc. in this disclosure is for descriptive purposes only and is not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; may be a mechanical connection; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means 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 do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Example 1

As shown in fig. 1 to 11, the present utility model discloses a water inlet system comprising:

the water inlet valve 4 comprises two outlets, wherein one outlet flows to the condensation cavity 6 through a first water pipe 8, and the other outlet flows to the water diversion device 5 through a communication pipeline;

the water diversion device 5 is provided with two outlets, one of the outlets is communicated with the cylinder assembly 3 through a second water pipe 9, and the other outlet is communicated with the filtering device 71 on the drying device 7 through a third water pipe 10.

The water inlet system aims at solving the problems that a water inlet system of a washing machine is complex in structure, high in cost and low in efficiency in the prior art, a water inlet part of the water inlet system is divided into a water inlet valve 4 and a water distribution device 5 to realize waterway distribution, the integration of water inlet, drying and filtering functions of the washing machine is realized, meanwhile, the design of the structure and components is simplified, the water inlet valve and the water distribution device are combined, the diameter of a water pipe suitable for water flow can be selected according to requirements, washing agents, softeners and the like are put into a washing barrel of the washing machine according to requirements, meanwhile, water is distributed to a condensation cavity and a barrel component to meet the requirements of washing and drying, self-cleaning of a filtering device 71 in a drying air channel is guaranteed, drying efficiency is prevented from being reduced due to accumulation of filth, in addition, the water inlet valve and the water distribution device can be separately arranged according to the external structure of the barrel component 3, occupied space is reduced, and space utilization rate inside the washing machine is improved.

The water inlet system simplifies the structure, improves the efficiency, reduces the assembly cost and the assembly difficulty, and improves the performance and the practicability of the washing machine.

As a preferred example of the present application, the water diversion device 5 includes a liquid storage box 51 and a distribution box 52, the liquid storage box 51 includes a water inlet end and a liquid outlet end, the water inlet end is communicated with a communication pipeline of the water inlet valve 4, the liquid outlet end is provided with two outlets, and the two outlets are respectively connected with the second water pipe 9 and the third water pipe 10, wherein when water in the water diversion device 5 flows into the barrel assembly 3 through the liquid storage box 51 and the second water pipe 9, the detergent in the distribution box 52 can be extracted to the liquid storage box 51 and then flows to the barrel assembly 3 through the second water pipe 9.

This setting combines water knockout drum 5 with the automatic function of puting in of detergent, realizes the distribution and the throwing in control of detergent according to the water route of intaking of water intaking system, ensures the washing effect in the laundry process to improve the laundry quality, and realize the reposition of redundant personnel and the control of rivers at two ports of receiver 51, guarantee the efficiency and the reliability of work of intaking of water intaking system to filter equipment 71 and barrel subassembly 3 inside.

As a preferred example of the present application, the detergent in the dispensing box 52 is pumped to the liquid storage box 51 by the dispensing pump 53. The arrangement ensures the reliability of the water inlet function and the automatic feeding function, and the function of automatically feeding the detergent can be realized by using the feeding pump 53 to pump the detergent in the distribution box 52 to the liquid storage box 51, and the detergent can be automatically pumped and mixed with water flow when a user selects a corresponding washing program, so that the washing effect is enhanced; in some cases, the user may only need to perform normal water washing, in which case the dispensing pump 53 may be turned off, avoiding the detergent in the dispensing box 52 from being pumped to the liquid storage box 51, thereby ensuring the purity and reliability of the intake water. This arrangement allows the different functions of the washing machine to be selected as desired, providing more flexibility and selectivity.

As a preferred example of the present application, the liquid storage box 51 is provided at the front side or the rear side of the distribution box 52. Whether the liquid storage box 51 is arranged at the front side or the rear side of the distribution box 52, the pouring of the washing agent and the distribution of water flow can be effectively controlled, so that the washing effect is improved and different requirements of users are met.

Specifically, as an example of the application, the liquid storage box 51 and the distribution box 52 are integrally arranged, an outlet of the detergent pumped by the delivering pump 53 is communicated with a distribution waterway which is arranged on the liquid storage box 51 and is communicated with the second water pipe 9, and a distance between an outlet of the detergent pumped by the delivering pump 53 and an outlet which is arranged on the liquid storage box 51 and is connected with the second water pipe 9 is L, wherein L is more than 20mm. The arrangement ensures that the detergent can be fully mixed in the throwing process, and provides an optimized distribution waterway so as to realize the effective use of the detergent and the improvement of the washing effect; meanwhile, the integrated arrangement of the liquid storage box 51 and the distribution box 52 has a tight structural connection, so that the detergent can be smoothly conveyed from the distribution box 52 to the liquid storage box 51, leakage or waste of the detergent in the conveying process is effectively avoided, and stable and reliable detergent supply is provided.

As a preferred example of the present application, as shown in fig. 4 to 9, the water diversion device 5 includes a liquid storage box 51, a distribution box 52 and a dispensing pump 53, the liquid storage box 51 is capable of storing a certain amount of detergent, a liquid outlet pipe of the liquid storage box 51 is communicated with an inlet side 532 of the dispensing pump 53, an outlet side 531 of the dispensing pump 53 is communicated with a liquid inlet 5216 of the distribution box 52, the distribution box 52 is provided with a water inlet 5213 and a liquid outlet 5214, the liquid outlet 5214 is communicated with the second water pipe 9, so that under the action of the dispensing pump 53, detergent is conveyed into the distribution box 52, clear water enters the distribution box 52 through the water inlet 5213, and is mixed with the detergent and conveyed to an inner cavity of the cylinder assembly 3 together through the liquid outlet 5214 along with the flow of the clear water, so as to realize an automatic dispensing process of the laundry treatment device.

The distribution box 52 is fixedly connected with the liquid storage box 51, and the liquid storage box 51 and the delivery pump 53 are respectively and fixedly connected with the barrel assembly 3, so that the whole water diversion device with the automatic delivery assembly is fixed with the barrel assembly 3, the installation is convenient, and the connection is stable.

The liquid storage box 51 is provided with a liquid level sensor 55, and the liquid level sensor 55 is arranged on the liquid storage box 51 near the position where the inlet side 532 is communicated with the liquid storage box 51 and is used for detecting the liquid level inside the liquid storage box 51.

As a preferred example of the present application, the distribution box 52 is provided with at least a water inlet 5213, a liquid inlet 5216 and a liquid outlet 5214, at least a first flow channel 525 is provided in the distribution box 52, one end of the first flow channel 525 is communicated with the water inlet 5213, the other end is communicated with the liquid outlet 5214, and the liquid inlet 5216 is communicated with the first flow channel 525. The water inlet 5213 is communicated with the water inlet valve 4, and the liquid outlet 5214 is communicated with the second water pipe 9. So that the detergent stored in the reservoir 51 can be quantitatively delivered to the first flow passage 525 of the distribution box 52 by the delivery pump 53 and then mixed into the inner cavity of the cartridge assembly 3 together with the water flow.

At least one baffle plate 523 is arranged in the distribution box 52, so that the first flow channel 525 forms a baffle flow channel, one end of the baffle plate 523 is connected with the inner wall of the distribution box 52, and the other end of the baffle plate is provided with a check baffle plate 5231, so that the arrangement of the baffle plate 523 and the check baffle plate 5231 can effectively prevent the detergent in the first flow channel 525 from flowing back, and prevent the detergent from polluting other structures in the distribution box 52.

The distribution box 52 is provided with a second flow passage 526 and a water outlet 5215, one end of the second flow passage 526 is communicated with the water inlet 5213, the other end of the second flow passage 526 is communicated with the water outlet 5215, a partition plate 524 is arranged between the first flow passage 525 and the second flow passage 526, the water outlet 5215 is communicated with the third water pipe 10, and the filtering device 71 on the drying device 7 is periodically washed and cleaned by clean water. The arrangement is that only through one distribution box 52, on the basis of automatically putting in the washing agent by utilizing the first flow channel 525, the second flow channel 526 is further arranged, the first flow channel 525 and the second flow channel 526 are mutually separated and independent, the independent water supply requirements of automatic putting in, water inlet of a barrel assembly and cleaning of a filtering device are met, the water inlet assembly of the washing machine is optimized, the arrangement condition of parts of the washing machine is simplified, and the functional integration of the parts such as the distribution box 52 is improved.

For the medium flow conditions of the first and second flow passages 525 and 526, a regulating valve (not shown) may be provided on the corresponding flow passage and medium flow line, so that the washing machine can separately regulate the medium flow of the first and second flow passages 525 and 526, respectively.

The distribution box 52 may be an integral piece with a corresponding flow channel structure inside, but in order to facilitate production and processing of the distribution box 52 with an internal flow channel structure, and reduce production difficulty, the distribution box 52 includes a first box 521 and a second box 522, the first box 521 is connected with the second box 522, a flow channel cavity is formed between the first box 521 and the second box 522, and a baffle plate 523 and a partition plate 524 are disposed on an inner wall of the first box 521 and/or an inner wall of the second box 522, so that the flow channel cavity is partitioned into a first flow channel 525 and a second flow channel 526. Thus, the first and second cases 521 and 522 are manufactured and processed, respectively, and then the first and second cases 521 and 522 are assembled, so that the distribution box 52 having the corresponding flow path structure therein can be formed. The arrangement of the respective medium ports of the distribution box 52 may be set in the first box 521 or the second box 522, and is not particularly limited in this application.

The liquid inlet connector 54 is arranged at the joint of the delivery pump 53 and the distribution box 52, the liquid inlet connector 5211 is arranged on the outer wall of the distribution box 52, the liquid inlet connector 5211 is internally provided with a liquid inlet 5216, one end of the liquid inlet connector 54 is communicated with the outlet side 531 of the delivery pump 53, the other end of the liquid inlet connector 54 is connected with the liquid inlet connector 5211, a valve cavity is formed between the liquid inlet connector 54 and the liquid inlet connector 5211, and the valve cavity is internally provided with the one-way valve component 56. Therefore, as the detergent flows from the dispensing pump 53 to the dispensing box 52, the one-way valve assembly 56 is arranged between the liquid inlet connector 54 and the liquid inlet connector 5211, so that the detergent can only enter the dispensing box 52, and the clean water and the detergent in the dispensing box 52 can not flow back to the liquid inlet connector 54 and other components, thereby ensuring normal dispensing and supplying of the detergent, and avoiding pollution to the components such as the liquid inlet connector 54, the dispensing pump 53 and the like caused by the backflow of the clean water and the detergent.

The outer wall of the distribution box 52 is provided with a second stud 5212, the second stud 5212 is arranged adjacent to the liquid inlet interface 5211, and the liquid inlet connector 54 is connected with the second stud 5212 through a fastener while being assembled and connected with the liquid inlet interface 5211, so that the connection firmness between the liquid inlet connector 54 and the distribution box 52 is ensured, the loosening of the structure of a supply pipeline of the detergent is avoided, and the leakage is avoided.

The check valve assembly 56 comprises a valve body 561 and a valve core 562, wherein the valve body 561 is provided with a liquid passing hole 5613, the valve core 562 is connected with the valve body 561, a valve cap 5621 of the valve core 562 is arranged on one side of the valve body 561 close to the distribution box 52, the valve cap 5621 of the valve core 562 can deform under the action of single-side pressure to block or open the liquid passing hole 5613, so that when the dispensing pump 53 delivers the detergent into the distribution box 52, the detergent applies a force to the valve core 562 to the inside of the distribution box 52, the valve core 562 deforms, the liquid passing hole 5613 is opened, and the detergent enters the distribution box 52; when detergent is put in the distribution box 52 by supplying water through the first flow channel 525, water pressure can apply a force to the valve core 562 towards the liquid inlet joint 54, so that the valve core 562 seals the liquid through hole 5613, and backflow is avoided. Meanwhile, the detergent can provide a filtering effect when flowing through the liquid passing hole 5613 of the valve body 561, preventing foreign matters from entering the distribution box 52.

The center of the valve body 561 is provided with a central hole 5612, the valve core 562 is provided with an assembly column 5622, the assembly column 5622 penetrates through the central hole 5612, one end of the assembly column 5622 is connected with the valve cap 5621, and the other end of the assembly column 5622 is provided with a limiting convex part 5623, so that the valve core 562 cannot be separated from the valve body 561 under the action of pressure, and the valve cap 5621 can be kept to block or open the liquid passing hole 5613.

The valve body 561 is close to the side of distributing box 52 and sets up annular bulge 5614, annular bulge 5614 encircles the outside at centre bore 5612 and all liquid holes 5613, valve cap 5621 sets up turn-ups 5624, under the state that valve core 562 shutoff liquid holes 5613, turn-ups 5624 can closely laminate with the outer wall of annular bulge 5614 to can effectively improve the one-way break-make performance of check valve subassembly 56.

The check valve assembly 56 includes a sealing ring 563, an annular groove 5611 is disposed at an outer edge of the valve body 561, and the sealing ring 563 is sleeved in the annular groove 5611 and abuts against (interference fit with) an inner wall of the liquid inlet connector 54, so as to improve sealing performance of the check valve assembly 56 in the valve cavity, and avoid leakage of the detergent.

As a preferred example of the present application, the cylinder assembly 3 includes an inner cylinder 31 and an outer cylinder 32, the outer cylinder 32 is coaxially covered on the outer side of the inner cylinder 31, and the inner cylinder 31 can rotate relative to the outer cylinder 32, a condensation plate 61 is disposed on an inner wall of a rear end of the outer cylinder 32, the condensation chamber 6 is formed between the condensation plate 61 and an inner wall of a rear end of the outer cylinder 32, and under a drying condition, the inlet valve 4 condenses hot and humid air of the inner cylinder 31 through an inlet water flow direction of the first water pipe 8 into the condensation plate 61.

As a preferred example of the present application, the arrangement is such that the hot and humid air is condensed into water at the side of the condensing tray 61 away from the rear wall of the outer tub 32 by the water inlet of the water inlet valve 4 and the cooling action of the condensing tray 61, and the condensed water on the condensing tray 61 and the water inlet in the condensing chamber 6 flow to the drain 11 from top to bottom, thereby converting the moisture in the hot and humid air into liquid water and rapidly removing the moisture on the laundry.

As a preferred example of the application, a drying device 7 is disposed on the outer wall of the outer cylinder 32, the drying device 7 includes a filtering device 71, a fan 73, a heating device 74 and a drying air duct which are sequentially disposed, and the drying air duct is used for conveying air condensed by the condensation chamber 6 to the heating device 74 under the action of the fan 73, and then flowing to the inner cylinder 31 of the cylinder assembly 3. Through drying device 7 with the air heating and circulation after the condensation, the filtration of filter equipment 71 is passed through at first to the air after the condensation, avoid the filth to get into fan 73 or heating device 74 and lead to electrical components to damage, the life of extension drying device 7 sets up first stoving wind channel 72 between fan 73 and heating device 74, the air after the filtration gets into heating device 74 heating through first stoving wind channel 72 under the effect of fan 73, the air after the heating gets into the inner tube 31 inside through second stoving wind channel 75 at last, dry the clothing in the inner tube 31 again, make the hot air can high-efficient utilization, improve holistic drying efficiency.

As a preferred example of the present application, the filtering device 71 is disposed below the fan 73, and the water flow flowing from the water diversion device 5 to the filtering device 71 through the third water pipe 10 washes the filter screen in the filtering device 71 from top to bottom. This arrangement ensures the reliability of the self-cleaning operation of the filter screen, and improves the workability of the drying device 7.

The utility model also discloses a drum washing machine 100, which comprises a shell component 1, a door cover component 2 and a drum component 3, wherein the shell component 1 is arranged on the periphery of the drum component 3 in a wrapping manner, the door cover component 2 is arranged at the front end of the drum component 3 in a covering manner, and the drum component 3 is provided with the water inlet system in the embodiment.

According to the water inlet system, one water inlet valve 4 serves as a main water inlet channel of the washing machine, one water inlet valve 4 can flow to the condensing cavity 6 to wash the condensing disc 61, the other water inlet valve can flow to the barrel assembly 3 and the filtering device 71 respectively through the water dividing device 5 integrating the liquid storage box 51 and the distribution box 52, the automatic throwing of the washing agent is realized by combining the automatic throwing function, the water inlet pipeline and the mounting structure of the washing machine are optimized, the structure is compact, the assembly is convenient, the overall working performance of the washing machine is improved on the basis of guaranteeing the reliable water inlet of the washing machine, and the production cost of the washing machine is reduced.

As a preferred example of the present application, the drum washing machine 100 is a wall-mounted drum washing machine, and the washing capacity of the drum washing machine 100 is less than 4kg. As a preferred option, the washing capacity of the drum washing machine 100 is 0.8 kg-1.5 kg, and the structure of the wall-mounted drum washing machine is compact, so that the water inlet system of the conventional drum washing machine cannot meet the requirements of self-throwing and drying functions, and the complicated water inlet pipeline is easy to cause the overall size of the washing machine to be enlarged, which is not beneficial to household use of users. Through the improved water inlet system, the space inside the wall-mounted drum washing machine is fully utilized, the overall size of the wall-mounted drum washing machine is reduced, the overall appearance is kept more round, the household environment can be higher, and the use experience of a user is improved.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.

Claims (10)

1. A water intake system, comprising:

the water inlet valve (4) comprises two outlets, wherein one outlet flows to the condensation cavity (6) through a first water pipe (8), and the other outlet flows to the water diversion device (5) through a communication pipeline;

the water diversion device (5), set up two export on the water diversion device (5), one of them export communicates with barrel subassembly (3) through second water pipe (9), and another one export communicates with filter equipment (71) on the drying device (7) through third water pipe (10).

2. The water inlet system according to claim 1, wherein the water distributing device (5) comprises a distributing box (52) and a liquid storage box (51), the distributing box (52) comprises a water inlet end and a liquid outlet end, the water inlet end is communicated with a communicating pipeline of the water inlet valve (4), the liquid outlet end is provided with two liquid outlets which are respectively connected with the second water pipe (9) and the third water pipe (10), and when water in the water distributing device (5) flows into the barrel assembly (3) through the distributing box (52) and the second water pipe (9), detergent in the liquid storage box (51) can be extracted into the distributing box (52) and then flows into the barrel assembly (3) through the second water pipe (9).

3. A water inlet system according to claim 2, characterized in that the washing agent in the reservoir (51) is drawn into the distribution box (52) by means of a dosing pump (53).

4. A water inlet system according to claim 2 or 3, characterized in that the distribution box (52) is arranged at the front side or at the rear side of the reservoir box (51).

5. A water inlet system according to claim 3, characterized in that the distribution box (52) is integrated with the liquid storage box (51), and the outlet of the detergent pumping of the dispensing pump (53) is communicated with a distribution waterway which is communicated with the second water pipe (9) on the distribution box (52).

6. The water intake system according to claim 5, characterized in that the distance between the outlet of the dosing pump (53) for pumping detergent and the outlet of the distribution box (52) connected to the second water pipe (9) is L, L > 20mm.

7. The water inlet system according to claim 1 or 6, wherein the cylinder assembly (3) comprises an inner cylinder (31) and an outer cylinder (32), the outer cylinder (32) is coaxially covered on the outer side of the inner cylinder (31) and the inner cylinder (31) can rotate relative to the outer cylinder (32), a condensing disc (61) is arranged on the inner wall of the rear end of the outer cylinder (32), the condensing cavity (6) is formed between the condensing disc (61) and the inner wall of the rear end of the outer cylinder (32), and under a drying working condition, the inlet water of the inlet valve (4) through the first water pipe (8) flows into the condensing disc (61) to condense the hot and humid air of the inner cylinder (31).

8. The water inlet system according to claim 7, wherein a drying device (7) is arranged on the outer wall of the outer cylinder (32), the drying device (7) comprises a filtering device (71), a fan (73), a heating device (74) and a drying air channel which are sequentially arranged, and the drying air channel is used for conveying air condensed by the condensing cavity (6) to the heating device (74) under the action of the fan (73) and then flowing to the inner cylinder (31) of the cylinder assembly (3).

9. The water inlet system according to claim 8, wherein the filter device (71) is arranged below the fan (73), and the water flow from the water diversion device (5) to the filter device (71) through the third water pipe (10) flushes the filter screen in the filter device (71) from top to bottom.

10. A drum washing machine, characterized by comprising a shell component (1), a door cover component (2) and a drum component (3), wherein the shell component (1) is arranged on the periphery of the drum component (3) in a wrapping manner, the door cover component (2) is covered at the front end of the drum component (3), and the water inlet system as claimed in any one of claims 1-9 is arranged on the drum component (3).