CN112111907B

CN112111907B - Washing machine and control method thereof

Info

Publication number: CN112111907B
Application number: CN201910475354.4A
Authority: CN
Inventors: 李以民; 劳春峰; 许升; 刘海涛; 赵志强
Original assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Qingdao Haier Smart Technology R&D Co Ltd; Haier Smart Home Co Ltd
Priority date: 2019-06-03
Filing date: 2019-06-03
Publication date: 2023-11-14
Anticipated expiration: 2039-06-03
Also published as: CN112111907A

Abstract

The invention discloses a washing machine and a control method thereof, wherein the washing machine comprises an inner cylinder, and washing water is independently contained when clothes are washed; the temperature control module is used for controlling the temperature of the water in the inner cylinder; the temperature control module comprises a temperature measuring device and a control device, and the temperature measuring device is in wireless communication connection with the control device; the control method is that when the washing machine executes the water inlet program, the control device controls the temperature control module to control the water temperature in the inner cylinder according to the feedback signal of the temperature measuring device. The invention adopts a wireless communication mode to detect the water temperature in the pore-free inner barrel washing machine, avoids arranging a large number of control cables between the inner barrel and the outer barrel, influences the rotation of the inner barrel, improves the intelligent level of the washing machine, provides a foundation for household internet of things, and simultaneously provides convenience for adding other wireless equipment for the washing machine due to strong expansibility of wireless communication.

Description

Washing machine and control method thereof

Technical Field

The invention belongs to the field of clothes treatment equipment, and particularly relates to a washing machine and a control method thereof.

Background

With the improvement of the living standard of people, the washing machine has become one of main household appliances in daily household life. Conventional washing machines can be largely classified into pulsator type, agitator type, and drum type washing machines. The pulsator type washing machine performs a washing operation by rotating a pulsator at the center of a washing tub in a left-right direction. The pulsator type washing machine performs a washing operation by using a frictional force between a water current and laundry by rotating a rotation fin at the center of a washing tub in a left-right direction. The drum type washing machine performs a washing operation by rotating a drum to beat laundry.

An outer tub and an inner tub are provided in a cabinet of a washing machine, and the inner tub is an important part for washing, and holes are generally provided in a tub wall for feeding washing water into the inner tub or for dehydrating laundry in the inner tub. The long-time flowing accumulation of washing water between the inner cylinder and the outer cylinder can grow a great amount of dirt and bacteria, and the secondary pollution to clothes is generated, which is unfavorable for the health of human bodies, so that the washing machine provided with the nonporous inner cylinder is provided.

Because the nonporous inner barrel washing machine has no water between the inner barrel and the outer barrel, and the conventional heating device is arranged on the outer barrel of the washing machine to heat water between the inner barrel and the outer barrel of the washing machine, the problem of heating washing water is inconvenient after the nonporous inner barrel is arranged, and therefore, how to adjust the water temperature in the nonporous inner barrel washing machine becomes the research and development direction of technicians.

The present invention has been made in view of this.

Disclosure of Invention

The invention aims to overcome the defects of the prior art and provide a washing machine and a control method thereof.

In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that:

a washing machine, characterized in that: comprising

An inner drum for independently holding washing water when washing clothes;

the temperature control module is used for controlling the temperature of the water in the inner cylinder;

the temperature control module comprises a temperature measuring device and a control device, and the temperature measuring device is in wireless communication connection with the control device.

Further, the temperature measuring device comprises a temperature measuring element and a communication element;

the communication element is respectively and electrically connected with the temperature measuring element and the control device;

preferably, the communication element transmits the detection data of the temperature measuring element to the control device in a wireless communication manner.

Further, the communication element comprises a wireless signal transmitting end and a wireless signal receiving end;

the wireless signal transmitting end is electrically connected with the temperature measuring element, the wireless signal receiving end is electrically connected with the control device, and the wireless signal transmitting end is in wireless communication connection with the wireless signal receiving end.

Further, the device comprises an outer cylinder coaxially sleeved outside the inner cylinder;

the temperature measuring element and the wireless signal transmitting end are arranged on the inner cylinder at intervals, or the temperature measuring element and the wireless signal transmitting end are integrated and arranged on the inner cylinder;

the wireless signal receiving end is arranged on the outer cylinder or integrated on the control device.

Further, the temperature measuring device also comprises a power supply element, and the power supply element is respectively and electrically connected with the temperature measuring element, the communication element and the control device;

preferably, the power supply element supplies power to the temperature measuring element and the communication element in a wireless charging mode.

Further, the power supply element comprises a wireless charging receiving end and a wireless charging transmitting end;

the wireless charging receiving end is respectively and electrically connected with the temperature measuring element and the wireless signal transmitting end, the wireless charging transmitting end is electrically connected with the control device, and the wireless charging receiving end is in wireless charging connection with the wireless charging transmitting end.

The temperature measuring element, the wireless signal transmitting end and the wireless charging receiving end are arranged on the inner cylinder at intervals or in an integrated manner;

the wireless charging transmitting end is arranged on the outer barrel and is matched with the position of the wireless charging receiving end;

the wireless signal receiving end is integrated on the control device or is integrated with the wireless charging transmitting end and is arranged on the outer barrel.

Further, lifting ribs are arranged on the inner cylinder, the lifting ribs protrude towards the inner part of the inner cylinder and form a cavity with the wall surface of the inner cylinder, and water permeable holes for communicating the inner cylinder with the cavity are formed in the lifting ribs;

the temperature measuring element is arranged in the cavity of the lifting rib;

the wireless signal transmitting end and the wireless charging receiving end are respectively arranged in the cavity of the lifting rib or on the outer wall surface of the inner cylinder at the lifting rib after being separated or integrated with the temperature measuring element.

Further, the temperature measuring element, the wireless signal transmitting end, the wireless signal receiving end and the wireless charging receiving end are all one;

The wireless charging transmitting end is one, and in the rotation process of the inner cylinder, the wireless signal receiving end/wireless charging transmitting end is in intermittent matching connection or real-time matching connection with the wireless signal transmitting end/wireless charging receiving end;

or the plurality of wireless charging transmitting ends are arranged on the same circumference of the outer side wall surface of the outer cylinder at intervals, and in the rotating process of the inner cylinder, the wireless signal receiving end/wireless charging transmitting end and the wireless signal transmitting end/wireless charging receiving end are in intermittent matching connection or real-time matching connection;

or the wireless charging transmitting end is annularly arranged on the outer side wall surface of the outer cylinder, and in the rotating process of the inner cylinder, the wireless signal receiving end/wireless charging transmitting end is in real-time matching connection with the wireless signal transmitting end/wireless charging receiving end.

A control method of a washing machine, characterized by: when the washing machine executes a water inlet program, the control device controls the temperature control module to control the water temperature in the inner cylinder according to the feedback signal of the temperature measuring device.

After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects:

1) The invention adopts a wireless communication mode to detect the water temperature in the pore-free inner barrel washing machine, avoids arranging a large number of control cables between the inner barrel and the outer barrel, influences the rotation of the inner barrel, improves the intelligent level of the washing machine, provides a foundation for household internet of things, and simultaneously provides convenience for adding other wireless equipment for the washing machine due to strong expansibility of wireless communication;

2) The invention adopts a wireless charging mode to supply power to the temperature measuring element, avoids the phenomena of sparks, electric leakage and the like which possibly occur when the wired power supply fails to cause harm to users, reduces the arrangement of a supporting structure and a connecting cable which are needed to be provided when the wired power supply is performed, reduces the cost and improves the assembly efficiency of the washing machine.

The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:

FIG. 1 is a schematic view of a structure of a washing machine according to the present invention;

FIG. 2 is a schematic diagram of the connection between the elements of the temperature measuring device of the present invention;

FIG. 3 is a schematic diagram of an installation position of a temperature measuring device in a second embodiment of the present invention;

FIG. 4 is a schematic view showing the installation position of a detecting device according to a third embodiment of the present invention;

FIG. 5 is a schematic diagram showing the connection between components in the third embodiment of the present invention;

FIG. 6 is a second schematic diagram of the connection between the components in the third embodiment of the present invention;

FIG. 7 is a third schematic diagram illustrating the connection between components according to the third embodiment of the present invention;

FIG. 8 is a diagram showing the connection between components in a third embodiment of the present invention;

FIG. 9 is a fifth schematic diagram of the connection between the components in the third embodiment of the present invention;

FIG. 10 is a sixth schematic diagram illustrating the connection between components according to the third embodiment of the present invention;

FIG. 11 is a seventh schematic illustration of the connection between components in accordance with the third embodiment of the present invention;

FIG. 12 is a schematic view of a fourth heating apparatus mounting position according to an embodiment of the present invention;

FIG. 13 is a schematic view of a flow distributing element in a fourth water inlet structure according to an embodiment of the present invention;

FIG. 14 is a schematic cross-sectional view of a diffuser element in a fourth embodiment of the present invention;

FIG. 15 is a schematic view of a fifth embodiment of the present invention;

FIG. 16 is a schematic cross-sectional view of a fifth vapor permeable member according to an embodiment of the invention;

FIG. 17 is a schematic view of a five-way breathable film structure according to an embodiment of the invention;

FIG. 18 is a schematic view of a five-way breathable film according to an embodiment of the invention;

FIG. 19 is a schematic cross-sectional view of a sixth embodiment of the present invention;

FIG. 20 is a schematic view of the outer side structure of a sixth embodiment of the present invention;

FIG. 21 is a schematic view of the other side of the outer portion of a sixth embodiment of the present invention;

FIG. 22 is a schematic view showing the bottom view of a sixth lifting rib according to the embodiment of the present invention;

FIG. 23 is a schematic view of a partially cut-away construction of a sixth embodiment of the present invention;

FIG. 24 is an enlarged schematic view of a seventh sealing valve according to an embodiment of the present invention;

fig. 25 is a schematic end-face structure of an eight-seal valve according to an embodiment of the present invention.

In the figure: 1. an inner cylinder; 11. an inner barrel door; 12. a ventilation structure; 121. a valve seat; 122. a hollowed-out part; 123. a breathable film; 124. a narrow slit; 13. an inner cylinder bottom; 2. an outer cylinder; 21. a bearing seat; 3. a gate; 4. lifting ribs; 43. a mounting cavity; 44. a water outlet; 45. a valve plug; 46. a mounting sleeve; 47. balancing weight; 48. a connecting rib; 49. a support plate; 410. a support rib; 411. a notch; 412. a water permeable hole; 413. a slot; 414. a second extension rib; 415. a first mounting bar; 416. a second mounting bar; 417. a bolt; 418. a positioning pin; 419. bolt holes; 420. fixing ribs; 421. a claw; 422. a limit rib; 423. a through hole; 424. a valve core; 425. a jack; 426. a positioning groove; 427. folding edges; 428. an inner Zhou Shebian; 429. installing ribs; 430. an extension rib; 431. a hinge hole; 432. a return spring; 433. a long strip-shaped through hole; 400. lifting the rib body; 5. a heating device; 6. a water measuring device; 61. a liquid level detecting element; 7. a temperature measuring device; 71. a temperature measuring element; 72. a communication element; 721. a wireless signal transmitting terminal; 722. a wireless signal receiving end; 73. a power supply element; 731. a wireless charging receiving end; 732. a wireless charging transmitting terminal; 74. a cable; 75. a protective cover; 8. a water inlet structure; 80. a diffusing element; 81. an air outlet; 82. a diffuser wall; 83. a junction pipe; 84. a bottom wall; 9. a central shaft; 10. and a water injection system.

It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.

The washing machine and the control method thereof of the present invention are applicable to a drum washing machine or pulsator washing machine, and the drum washing machine will be described in detail.

Example 1

As shown in fig. 1, in the embodiment, the washing machine comprises an inner drum 1, and washing water is independently contained when washing clothes, so that the problems of dirt accumulation and bacterial growth caused by accumulation and overflow of the washing water outside the inner drum 1 are avoided; the temperature measuring module is used for controlling the water temperature in the inner cylinder 1; the temperature measuring module comprises a temperature measuring device 7 and a control device (not shown in the figure), and the temperature measuring device 7 is in wireless communication connection with the control device. The data transmission is carried out in a wireless communication mode, a large number of control cables are prevented from being arranged between the inner cylinder 1 and the outer cylinder 2, the rotation of the inner cylinder 1 is prevented from being influenced, meanwhile, the intelligent level of the washing machine is improved, a foundation is provided for a household internet of things, and meanwhile, due to the strong expansibility of wireless communication, convenience is provided for the washing machine to add other wireless equipment.

The temperature measuring device 7 comprises a temperature measuring element 71 and a communication element 72; the communication element 72 is electrically connected with the temperature measuring element 71 and the control device (not shown); preferably, the communication element 72 communicates the detection data of the temperature measuring element 71 to the control device in a wireless communication manner. The arrangement of a communication cable between the inner cylinder 1 and the outer cylinder 2 is avoided, and the rotation of the inner cylinder 1 is influenced.

As shown in fig. 1 and 2, the communication element 72 includes a wireless signal transmitting end 721 and a wireless signal receiving end 722, the wireless signal transmitting end 721 is electrically connected to the temperature measuring element 71 through a cable 74 (not shown), the wireless signal receiving end 722 is electrically connected to the control device through a cable (not shown), and the wireless signal transmitting end 721 is in wireless communication with the wireless signal receiving end 722. The wireless signal transmitting end 721 and the temperature measuring element 71 are arranged on the inner cylinder 1, the arrangement between the inner cylinder 1 and the outer cylinder 2 is not involved in the arrangement of the cables, the cables can rotate along with the inner cylinder 1, the influence of the arrangement of the cables between the inner cylinder 1 and the outer cylinder 2 on the rotation of the inner cylinder 1 is avoided, meanwhile, the assembly difficulty of the washing machine is reduced, and the assembly efficiency is improved.

As shown in fig. 1, the washing machine comprises an outer cylinder 2 coaxially sleeved outside the inner cylinder 1; the temperature measuring element 71 and the wireless signal transmitting end 721 are arranged on the inner cylinder 1 at intervals, or the temperature measuring element 71 and the wireless signal transmitting end 721 are integrated and arranged on the inner cylinder; the wireless signal receiving terminal 722 is provided on the outer cylinder 2 or on the control device (not shown). When the temperature measuring element 71 and the wireless signal transmitting end 721 are arranged at intervals, when equipment fails, the single replacement of the components in the equipment is facilitated, the cost is reduced, and the popularization and the application of products are facilitated; the temperature measuring element 71 and the wireless signal transmitting end 721 are integrally arranged, so that the modularization level of the equipment and the intelligent level of the washing machine are improved, the replacement efficiency of the equipment is improved when the equipment is in fault, the occupied space of the equipment is reduced, and the problems of accumulated dirt and bacteria possibly caused by exposing the connecting circuit are avoided.

As shown in fig. 1, the temperature measuring device 7 further includes a power supply element 73, where the power supply element 73 is electrically connected to the temperature measuring element 71, the communication element 72, and the control device (not shown in the figure), and in this embodiment, the power supply element 73 supplies power to the temperature measuring element 71 and the communication element 72 in a wireless charging manner. The wireless power supply is adopted in the power supply mode, so that when the wired power supply fails, the phenomena of sparks, electric leakage and the like possibly occur to hurt a user, meanwhile, the arrangement of a supporting structure and a connecting cable which are needed to be provided in the wired power supply is reduced, the cost is reduced, and the assembly efficiency of the washing machine is improved.

As shown in fig. 2, the power supply element 73 includes a wireless charging receiving end 731 and a wireless charging transmitting end 732, the wireless charging receiving end 731 is electrically connected with the temperature measuring element 71 and the wireless signal transmitting end 721 respectively, and is used for providing working power for the temperature measuring element 71 and the wireless signal transmitting end 721, the wireless charging transmitting end 732 is electrically connected with the control device, the control device is used for providing power for the wireless charging transmitting end 732, and the wireless charging receiving end 731 is wirelessly connected with the wireless charging transmitting end 732. After the wireless charging connection between the wireless charging receiving end 731 and the wireless charging transmitting end 732, the temperature measuring element 71 and the wireless signal transmitting end 721 obtain working power, and the detected data is transferred to the control device, so as to complete a data transmission.

As shown in fig. 1, the temperature measuring device comprises an outer cylinder 2 coaxially sleeved outside the inner cylinder 1, and the temperature measuring element 71, the wireless signal transmitting end 721 and the wireless charging receiving end 731 are arranged on the inner cylinder 1 at intervals or integrally. The inner cylinder 1 is provided with lifting ribs 4 for driving clothes to be thrown up, the lifting ribs 4 protrude towards the inner cylinder 1 and form a cavity with the wall surface of the inner cylinder 1, the lifting ribs 4 are provided with water permeable holes 412 for communicating the inner cylinder 1 with the cavity, and the temperature measuring element 71, the wireless signal transmitting end 721 and the wireless charging receiving end 731 are arranged in the cavity of the lifting ribs 4 at intervals or in an integrated manner. The temperature measuring element 71, the wireless signal transmitting end 721 and the wireless charging receiving end 731 in the embodiment are integrally arranged in the cavity of the lifting rib 4, so that the modularization level of equipment and the intelligent level of the washing machine are improved, the replacement efficiency of the equipment is improved when the equipment is in fault, the occupied space of the equipment is reduced, and the problems of accumulated dirt and bacteria breeding possibly caused by exposing the connecting circuit are avoided.

In another scheme, the temperature measuring element 71 is disposed in the cavity of the lifting rib 4, and the wireless signal transmitting end 721 and the wireless charging receiving end 731 are spaced or integrally disposed on the outer wall surface of the inner cylinder 1 at the lifting rib 4, so that interference of the metal inner cylinder on signal transmission and power transmission is avoided.

In order to ensure the reliability and the high efficiency of the wireless charging, the wireless charging transmitting end 732 is arranged on the outer cylinder 2 and is matched with the position of the wireless charging receiving end 731; the wireless signal receiving end 722 is integrated on the control device or integrated with the wireless charging transmitting end 732 and arranged on the outer barrel 2.

In this embodiment, the temperature measuring element 71, the wireless signal transmitting end 721 and the wireless charging receiving end 731 are all one, and the three are integrally disposed in the cavity of the lifting rib 4 of the inner cylinder 1, the probe of the temperature measuring element 71 is located in the cavity of the lifting rib 4, the wireless signal transmitting end 721 and the wireless charging receiving end 731 are disposed on the outer wall surface of the inner cylinder 1, and when the lifting rib 4 moves to the lowest position, the cavity of the lifting rib 4 is filled with water, so that the water temperature in the inner cylinder 1 can be measured.

In this embodiment, the wireless charging transmitting end 732 is one and is disposed at the lowest position of the outer cylinder 2 and is matched with the position of the wireless charging receiving end 731, and in the rotating process of the inner cylinder, when the wireless charging receiving end 731 rotates to the lowest position, the wireless charging receiving end 731 and the wireless charging transmitting end 732 are successfully matched to complete one-time charging, and the temperature measuring element 71 and the wireless signal transmitting end 721 at this time receive electric power, start to collect the water temperature in the current inner cylinder 1 and transmit data to the non-new signal receiving end 722, and then transmit the data to the control device.

In another scheme, the wireless charging between the wireless charging receiving end 731 and the wireless charging transmitting end 732 adopts a charging protocol with small sensitivity to distance, and the wireless charging receiving end 731 and the wireless charging transmitting end can perform matching charging in real time in the rotating process of the inner cylinder 1, at this time, the temperature measuring element 71 and the wireless signal transmitting end can obtain working power in real time, and detect the water temperature in the inner cylinder 1 in real time, and the data signal obtained by the control device is a series of data values, and at this time, the maximum value in the detected data values is taken as the current water temperature value in the inner cylinder 1. Thus, when the wireless charging transmitting terminal 731 is one, the wireless signal receiving terminal 722/wireless charging transmitting terminal 732 and the wireless signal transmitting terminal 721/wireless charging receiving terminal 731 are connected in an intermittent matching manner or in a real-time matching manner.

Or in another scheme, the plurality of wireless charging transmitting ends 732 are arranged on the same circumference of the outer side wall surface of the outer cylinder 2 at intervals, when the wireless charging receiving end 731 rotates to one of the wireless charging transmitting ends 732 in the rotation process of the inner cylinder, the wireless charging receiving end 731 and the wireless charging transmitting end 732 are successfully matched to complete one-time charging, the temperature measuring element 71 and the wireless signal transmitting end 721 at the moment receive electric power, start to work and collect the water temperature in the current inner cylinder 1, transmit data to the non-new signal receiving end 722, and further transmit the data to the control device. At this time, the measured data are single data of intervals, and the maximum value thereof is selected as the water temperature value in the current inner cylinder 1. In this scheme, a wireless charging protocol with small sensitivity to the distance between the wireless charging transmitting end 732 and the wireless charging receiving end 731 may be adopted before the wireless charging transmitting end 732 and the wireless charging receiving end 731, so as to transmit the water temperature in the inner cylinder 1 in real time.

Or in another scheme, the wireless charging transmitting end 732 is annularly around the outer side wall surface of the outer cylinder, and in the rotating process of the inner cylinder, the wireless charging receiving end 731 and the wireless charging transmitting end 732 can charge in real time, the temperature measuring element 71 and the wireless signal transmitting end 721 at the moment receive power in real time, collect the water temperature in the inner cylinder 1 in real time and transmit the data to the non-new signal receiving end 722, and then transmit the data to the control device.

Or in another scheme, the wireless charging transmitting end 732 is one and is fixedly arranged at the lowest part of the outer side wall surface of the outer cylinder 2, the temperature measuring element 71, the wireless signal transmitting end 721 and the wireless charging receiving end 731 form integrated elements, the number of the integrated elements is the same as that of the lifting ribs 4 on the inner cylinder 1, one integrated element is arranged in each lifting rib 4, when one integrated element moves to the lowest part, the wireless charging receiving end 731 and the wireless charging transmitting end 732 are matched to successfully complete one-time charging, the temperature measuring element 71 and the wireless signal transmitting end 721 at the moment receive electric power, start to work and collect the water temperature in the current inner cylinder 1, transmit data to the wireless signal receiving end 722 and further transmit data to the control device. In the scheme, the maximum value is taken as the current water temperature value in the inner cylinder 1.

In this embodiment, as a further solution, the temperature control module includes an electrical storage element (not shown in the drawing), where the electrical storage element is electrically connected to the wireless charging receiving end 731 and the wireless signal transmitting end 721, respectively, and when the power supply element 73 is in a matched connection, the wireless charging receiving end 731 stores electric power in the electrical storage element, and during the rotation of the inner cylinder, the wireless signal transmitting end 721 obtains electric power from the electrical storage element, so that the electrical storage element can be in a real-time matched connection with the wireless signal receiving end 722.

The wireless power supply manner between the power supply elements 73 in the present embodiment adopts a coil electromagnetic coupling manner, an electromagnetic resonance manner, a photoelectric coupling manner, or other possible manners.

When the washing machine executes a water inlet program, the control device controls the temperature measuring module to control the water temperature in the inner cylinder 1 according to the feedback signal of the temperature measuring device 7.

The control device automatically matches water quantity according to the weight of clothes in the inner cylinder 1, the washing machine is provided with a water measuring device 6, the water measuring device 6 can be a flow detecting device for detecting water inflow or a weight detecting device for detecting the weight of the inner cylinder before and after water inflow or a water level detecting device for detecting the water level in the inner cylinder, and the water measuring device 6 in the embodiment is a flow detecting device arranged on the water injection pipeline 10. When the flow detection device 6 detects that the water flow reaches the matched water flow, the washing machine is controlled to stop water inflow.

When the washing machine executes a water inlet program, the control device controls the heating device 5 in the washing machine to heat the inner cylinder, the control device sets a washing temperature, the control device receives a feedback temperature signal of the temperature measuring element 71 in real time, and when the feedback temperature signal is greater than or equal to the washing temperature, the control device controls the heating device 5 to stop heating the inner cylinder 1.

In another embodiment, the heating time t of the heating device 5 is:

t＝C·m·(T ₁ -T ₀ )/(P·η)；

wherein: c is the specific heat capacity of water;

T ₀ an initial temperature of the incoming water detected for said temperature measuring element 71;

T ₁ setting the washing temperature in the control device;

p is the heating power of the heating device 5;

η is the heating efficiency of the heating device 5;

m is the water demand, the washing machine detects the weight of the clothes in the inner cylinder, and the clothes are automatically matched according to the weight of the clothes; the control of the required water quantity is controlled by the water measuring device 6.

In this embodiment, the control device receives the feedback signal of the temperature measuring element 71 and the heating time t of the heating device 5 at the same time, and when any one of the feedback signal of the temperature measuring element 71 and the heating time t of the heating device 5 reaches a set value, the control device controls the heating device 5 to stop heating the inner cylinder 1.

The water temperature in the inner cylinder 1 is controlled by the control device, so that the problems that the quality of clothes is damaged due to residual caused by insufficient dissolution of the clothes treating agent due to insufficient water temperature, or the clothes are decolored or damaged due to overhigh water temperature are avoided.

Example two

The main difference between this embodiment and the first embodiment is that: the mounting positions of the temperature measuring devices are different.

As shown in FIG. 3, in this embodiment, the inner cylinder 1 includes an inner nozzle and an inner cylinder bottom 13 which are oppositely disposed, an openable inner cylinder door 11 is disposed on the inner nozzle, the inner nozzle and the inner cylinder bottom 13 are connected through an inner cylinder side wall, in this embodiment, the temperature measuring element 71 is disposed on the inner cylinder side wall, in order to avoid damage to the temperature measuring element 71 caused by clothes, a protective cover 75 protruding toward the inner cylinder is disposed on the inner cylinder side wall, a cavity is formed between the protective cover 75 and the inner cylinder side wall, the temperature measuring element 71 is disposed in the cavity, a water permeable hole for communicating the inner cylinder and 1 with the cavity is disposed on the protective cover 75, and water in the inner cylinder 1 can enter the cavity through the water permeable hole. Preferably, the temperature measuring element 71 may be disposed in the cavity of the lifting rib 4 as in the first embodiment.

As shown in fig. 3, the washing machine includes a central shaft 9 supporting and driving the inner cylinder 1 to rotate, the central shaft 9 is a hollow shaft, and water is injected into the inner cylinder 1 through the central shaft 9. The outer cylinder is provided with a bearing seat 21 for supporting the central shaft 9, the wireless charging transmitting end 732 is arranged on the bearing seat 21, the wireless charging receiving end 731 is opposite to the wireless charging transmitting end 732, and is arranged on the outer side wall surface of the inner cylinder bottom 13 close to the central shaft 9.

As shown in fig. 3, in this embodiment, the wireless charging transmitting end 732 and the wireless charging receiving end 731 are all annular and are disposed around the central axis 9, and compared with the first embodiment, the annular arrangement in this embodiment reduces the cost of the arrangement, and simultaneously provides real-time reliable data transmission for the control device, so that the cost is reduced, and the real-time data transmission is beneficial to reducing measurement errors, and ensures the accuracy, reliability and safety of data transmission.

The wireless charging transmitting end 732 and the wireless charging receiving end 731 in the present embodiment may be one or more, and the matching connection manner between the two may be intermittent matching connection or real-time matching connection, which is different from the first embodiment in that the wireless charging transmitting end 732 and the wireless charging receiving end 731 in the present embodiment are all disposed around the central axis 9.

The wireless signal transmitting end 721 and the wireless charging receiving end 731 are spaced apart or integrally arranged, and the wireless signal receiving end 722 and the wireless charging transmitting end 732 are integrally arranged on the bearing seat 21 or the control device.

Example III

The difference between this embodiment and the first and second embodiments is that: the water measuring device 6 adopts a liquid level detection device, and the liquid level detection device adopts a wireless communication mode to transmit data.

As shown in fig. 4, the water measuring device 6 is installed in the cavity of the lifting rib 4, and is identical to the configuration in the temperature measuring device 7, (not shown in the specific structure diagram), the water measuring device 6 includes a liquid level detecting element, a communication element and a power supply element, the communication element includes a wireless signal transmitting end and a wireless signal receiving end, and the power supply element includes a wireless charging receiving end and a wireless charging transmitting end. The wireless charging receiving end provides power supply for the liquid level detection element and the wireless signal transmitting end, and the wireless signal receiving end and the wireless charging transmitting end are respectively and electrically connected with a control device (not shown in the figure).

In this embodiment, the communication element and the power supply element matched with the liquid level detecting element may be separately provided, or all or part of the communication element 72 or the power supply element 73 in the first embodiment or the second embodiment may be directly adopted.

The specific matching mode between the liquid level detection device and the temperature measurement device is described in detail below:

the liquid level detecting device and the temperature measuring device in this embodiment may be collectively referred to as a detecting device, where the detecting device includes a detecting element and a communication element, the detecting element includes a liquid level detecting element 61 and a temperature measuring element 71, the communication element 72 includes a wireless signal transmitting end 721 and a wireless signal receiving end 722, the wireless signal transmitting end 721 is electrically connected with the liquid level detecting element 61 and the temperature measuring element 71, the wireless signal receiving end 722 is electrically connected with the control device, and the wireless signal transmitting end 721 is connected with the wireless signal receiving end 722 through wireless communication. The detection element 71 transmits the collected signals to the wireless signal transmitting end 721 through a cable, and the wireless signal transmitting end 721 transmits the signals to the wireless signal receiving end 722 through wireless communication, and then transmits the signals to the control device to control the water temperature in the inner cylinder 1. The wireless communication mode avoids the arrangement of a connecting structure between the inner cylinder 1 and the outer cylinder 2 to lay cables, reduces the cost and improves the assembly efficiency of the washing machine.

As shown in fig. 5, the liquid level detecting element 61 and the temperature measuring element 71 are respectively electrically connected with the wireless signal transmitting terminals 721, and share one wireless signal transmitting terminal 721, and the wireless signal receiving terminal 722 is one and electrically connected with the control device, and is in wireless communication connection with the wireless signal transmitting terminals 721. The liquid level detecting element 61 and the temperature measuring element 71 share a set of communication element 72, so that the installation cost is reduced, the modularization level of the washing machine is enhanced, the assembly efficiency of the washing machine is improved, and meanwhile, when the washing machine breaks down, the replacement efficiency of the modularized elements is improved.

As shown in fig. 6, the wireless signal transmitting terminal 721 includes a first wireless signal transmitting terminal and a second wireless signal transmitting terminal, the first wireless signal transmitting terminal is electrically connected to the liquid level detecting element 61, and the second wireless signal transmitting terminal is electrically connected to the temperature measuring element 71; the wireless signal receiving end 722 is one and is electrically connected with the control device, and is respectively connected with the first wireless signal transmitting end and the second wireless signal transmitting end in a wireless communication way. The wireless signal transmitting ends are respectively configured for the liquid level detection element 61 and the temperature measurement element 71, so that the modularization level of the washing machine is improved, and when the washing machine is in fault maintenance, only the fault module is required to be replaced, so that the maintenance cost is reduced.

Alternatively, as shown in fig. 7, the wireless signal receiving end 722 includes a first wireless signal receiving end and a second wireless signal receiving end, where the first wireless signal receiving end is connected to the first wireless signal transmitting end in a wireless communication manner, the second wireless signal receiving end is connected to the second wireless signal transmitting end in a wireless communication manner, and the first wireless signal receiving end and the second wireless signal receiving end are respectively electrically connected to the control device. The liquid level detection element 61 and the temperature measurement element 71 are respectively provided with a set of communication element 72, so that the modularization level of the washing machine is improved, and when the washing machine is in fault maintenance, only the fault module is required to be replaced, so that the maintenance cost is reduced.

The detection device further comprises a power supply element 73, the power supply element 73 comprises a wireless charging transmitting end 732 and a wireless charging receiving end 731, and the wireless charging receiving end 731 provides power supply for the detection element 71 and the wireless communication transmitting end 721, so as to ensure data acquisition and transmission.

As shown in fig. 8, the wireless charging receiving terminal 731 is one and is electrically connected to the wireless signal transmitting terminal 721, the liquid level detecting element 61 and the temperature measuring element 71, and the wireless charging transmitting terminal 732 is one and is electrically connected to the control device. By adopting a set of power supply elements, the synchronism of data acquisition and transmission of the liquid level detection element 61 and the temperature measurement element 71 is ensured, and meanwhile, the installation cost is reduced. The power supply object of the power supply element 73 in this embodiment may also be a connection structure shown in fig. 6 or fig. 7.

As shown in fig. 9, the wireless charging receiving terminal 731 includes a first wireless charging receiving terminal and a second wireless charging receiving terminal, where the first wireless charging receiving terminal is electrically connected to the liquid level detecting element 61, the second wireless charging receiving terminal is electrically connected to the temperature measuring element 71, and when the wireless signal transmitting terminal 722 is one, the wireless signal transmitting terminal 722 is electrically connected to the first wireless charging receiving terminal and/or the second wireless charging receiving terminal. Alternatively, as shown in fig. 8, when the wireless signal transmitting terminal 722 includes a first wireless signal transmitting terminal and a second wireless signal transmitting terminal, the first wireless signal transmitting terminal is electrically connected to the first wireless charging receiving terminal, and the second wireless signal transmitting terminal is electrically connected to the second wireless charging receiving terminal. When the liquid level detecting element 61 and the temperature measuring element 71 adopt different wireless charging receiving ends 731, the liquid level detecting element 61 and the temperature measuring element 71 can be respectively integrated with the respective wireless charging receiving ends, so that the modularization level of the washing machine is improved, and when two wireless signal transmitting ends 722 are also respectively arranged in the integrated modules of the liquid level detecting element 61 and the temperature measuring element 71, the assembly efficiency of the washing machine is greatly improved, and the replacement efficiency is also improved during fault maintenance.

As shown in fig. 9 and 10, the wireless charging transmitting terminal 732 is one and is connected to the first wireless charging receiving terminal and the second wireless charging receiving terminal, and is electrically connected to the control device (not shown). The same wireless charging transmitting terminal is configured for the two wireless charging receiving terminals 732, which is beneficial to simultaneously charging the two wireless charging receiving terminals 732, and improves the synchronism of data transmission of the liquid level detecting element 61 and the temperature measuring element 71. The power supply element 73 of fig. 10 can also be applied to the connection structure of the communication element 72 shown in fig. 7.

In another aspect, two wireless signal receiving ends 722 in fig. 10 may be provided to perform wireless communication with the first wireless signal transmitting end and the second wireless signal transmitting end respectively.

Alternatively, in another scheme, as shown in fig. 11, the wireless charging transmitting terminal 732 includes a first wireless charging transmitting terminal and a second wireless charging transmitting terminal, where the first wireless charging transmitting terminal is connected with the first wireless charging receiving terminal in a wireless charging manner, the second wireless charging transmitting terminal is connected with the second wireless charging receiving terminal in a wireless charging manner, and the first wireless charging transmitting terminal and the second wireless charging transmitting terminal are respectively electrically connected with the control device. The connection structure of the power supply element 73 shown in fig. 9 may be configured with the connection structure in fig. 4 and 5. The two sets of power supply elements 73 are arranged, so that the liquid level detection element 61 and the temperature measurement element 71 are arranged in a modularized mode respectively, and the modularization level of the washing machine is improved.

The above connection relation between the elements is similar to the installation position in the first embodiment or the second embodiment, and the description thereof is omitted.

Example IV

As shown in fig. 12, the present embodiment describes the heating device 5 described in the first embodiment in detail.

The washing machine comprises an outer cylinder 2 coaxially sleeved outside the inner cylinder 1, the heating device 5 is arranged on the outer cylinder 2, and the heating device 5 is an electromagnetic heating device for heating the inside of the outer cylinder 2 and transmitting heating heat to washing water contained in the inner cylinder 1.

The electromagnetic heating device 5 is arranged on the outer cylinder 2 so as to utilize electromagnetism to heat the inner cylinder 1 in the outer cylinder 2 and the washing water in the inner cylinder 1, thereby achieving the purpose of adjusting the temperature of the washing water in the inner cylinder 1 of the washing machine.

In this embodiment, at least part of the inner cylinder 1 is made of metal material, so as to generate heat by generating eddy current effect by receiving the magnetic field generated by the electromagnetic heating device 5. The outer cylinder 2 is made of a plastic material that does not excite an eddy current effect in a magnetic field. Preferably, the side wall of the inner cylinder 1 is entirely made of metal, and the electromagnetic heating device 5 is correspondingly arranged on the side wall of the outer cylinder 2.

In this embodiment, because gravity causes the water flowing into the inner cylinder 1 to be collected downwards at the bottom of the inner cylinder 1, in order to improve the heating efficiency, the electromagnetic heating device 5 is preferably disposed at the lowest position of the outer cylinder 2, so as to directly heat the washing water collected at the bottom of the inner cylinder 1 and adjust the temperature of the washing water in the inner cylinder 1.

In this embodiment, in order to further improve the heating efficiency, the following settings may be further performed: a plurality of electromagnetic heating devices 5 are arranged on the outer cylinder 2; preferably, the electromagnetic heating devices 5 are arranged on the side wall of the outer cylinder 2 at a certain angle. By providing a plurality of electromagnetic heating devices 5 on the outer cylinder 2, each heating device 5 can heat the inner cylinder 1 during the rotation of the inner cylinder 1.

In this embodiment, the electromagnetic heating device 5 includes a plastic housing, a mounting cavity with an opening at one side is enclosed by the plastic housing, and an electromagnetic generator is installed in the mounting cavity; the plastic shell is fixedly arranged on the outer side of the outer cylinder, and the installation cavity of the plastic shell is opened towards the inner side of the outer cylinder, so that an electromagnetic field generated by the electromagnetic generator in the installation cavity is transmitted to the inner side of the outer cylinder 2 through the opening, the inner cylinder 1 is further ensured to be in the magnetic field, and the metal roller is enabled to generate heat under the action of eddy effect in the magnetic field, so that washing water in the inner cylinder 1 is heated. In this embodiment, the electromagnetic generator is provided with a connection terminal penetrating out of the plastic housing, and the connection terminal penetrates out of the bottom of the plastic housing and is connected with a power supply line of the washing machine so as to supply power to the electromagnetic generator.

In this embodiment, in order to prevent the magnetic field generated by the electromagnetic generator from being transmitted to the outside of the outer cylinder, a shielding device may be further disposed on the plastic housing to isolate the transmission of the magnetic field to the outside of the outer cylinder.

Example five

The water inlet structure 8 of the washing machine in this embodiment will be described in detail with reference to fig. 1, 13 and 14.

As shown in fig. 1, the inner cylinder 1 has an inner cylinder opening and an inner cylinder bottom 13 which are oppositely arranged, the water inlet structure 8 is arranged on the inner cylinder bottom 13, the water inlet structure 8 comprises a central shaft 9, the central shaft 9 is a hollow shaft, the inner cylinder 1 is arranged on the central shaft 9, the hollow structure of the central shaft 9 forms a flow channel and is respectively communicated with the inner cylinder 1 and a water injection pipeline of the washing machine, so that the use function of water injection into the inner cylinder 1 is realized, and the inner cylinder 1 can smoothly feed water.

The water inlet structure 8 also comprises a diffusion element 80 which is positioned in the inner cylinder 1 and is communicated with one end of the central shaft 9, and water outlets 81 facing different directions are arranged on the diffusion element 80 and are used for carrying out flow division diffusion on the inlet water, so that the contact area between the inlet water and clothes is increased, and the soaking effect of the clothes is improved.

Referring to fig. 1, 13 and 14, the diffusing element 80 has a bottom wall 84 adjacent to the inner bottom 13, the bottom wall 84 is parallel to the inner bottom 13, and a junction tube 83 communicating with the central shaft 9 is disposed on the bottom wall 84; the water outlet 81 is communicated with the short connecting pipe 83 and is uniformly distributed on the diffusion wall 82.

The flow dispersing wall 82 is arranged inside the inner cylinder 1, is installed on the inner cylinder bottom 13 in a bowl-shaped reverse buckle manner through the short connecting pipe 83, a hollow water inlet cavity is formed between the flow dispersing wall 82 and the bottom wall 84, and the water outlet 81 is a hollow hole communicated with the water inlet cavity and is used for communicating the water inlet cavity with the inner cylinder 1.

By arranging the flow dispersing element 80 on the inner barrel bottom 13 of the washing machine, the inlet water is communicated with the inner barrel 1 through a plurality of water outlets 81 facing different directions, so that the situation that the inlet water is blocked and the water inlet of the washing machine is unsmooth is avoided. Meanwhile, a diffusion element 80 is arranged in the center of the inner cylinder bottom 13, so that the inflow water is blocked by a diffusion wall 82 to generate diffusion sputtering, and the coverage area of the inflow water is further increased, and the wetting and washing effects of clothes are further improved. Meanwhile, the water inlet cavity in the flow dispersing element 80 plays a role in buffering water inlet, and smoothness of water inlet is improved.

In this embodiment, the flow dispersing element 80 is provided with a junction pipe 83 near the center of the bottom wall 84 of the inner cylinder bottom 13, the junction pipe 83 is a hollow pipe communicated with the water inlet cavity in the flow dispersing element 80, the junction pipe 83 is communicated with the central shaft 9, so that water in the water injection pipeline enters the inner cylinder 1 conveniently, and the smoothness of water inlet is improved.

Example six

The ventilating structure 12 of the washing machine in this embodiment will be described in detail with reference to fig. 1, 15 to 18.

As shown in fig. 1, the inner cylinder 1 is provided with an inner cylinder opening and an inner cylinder bottom 13 which are oppositely arranged, and an inner cylinder door 11 for sealing the inner cylinder opening is arranged on the inner cylinder opening; the inner cylinder 1 is provided with a ventilation opening, and a water-blocking ventilation structure 12 is arranged at the ventilation opening, so that the inner cylinder 1 and the outer cylinder are communicated with each other in an air flow mode through the ventilation structure 12, and water flow is blocked. The ventilation structure 12 communicated with the outside is arranged on the inner cylinder 1, so that the inner cylinder 1 without a dehydration hole can exchange air with the outside, the internal pressure of the inner cylinder 1 is regulated, and the purposes of smoothly feeding water into the inner cylinder 1 or smoothly discharging water outwards are realized.

The ventilation structure 12 comprises a ventilation membrane 123, and a narrow slit 124 through which only air flows is arranged on the ventilation membrane 123; the ventilated membrane 123 is assembled on a mounting structure, the mounting structure comprises a valve seat 121 mounted on the inner cylinder 1, the valve seat 121 comprises a disc-shaped main body with a plurality of hollowed-out parts 122, and the periphery of the disc-shaped valve seat 121 is sealed and fixed with the wall surface of the ventilated opening on the inner cylinder 1; the side of the valve seat 121 far from the inner cylinder 1 is covered and paved with a ventilated membrane 123, and the ventilated membrane 123 is provided with a narrow slit 124 through which only air flows. The gas permeable membrane 123 is spaced from the disk-shaped valve seat 121 by a distance to allow room for deformation of the gas permeable membrane 123.

Through the arrangement, the ventilation film 123 can be fixedly assembled on the inner cylinder 1, so that the fixed installation of the ventilation film 123 is realized; meanwhile, due to the blocking effect of the valve seat 121, the direct contact of the breathable film with the underwear and the water flow is avoided, and the breathable film 123 is prevented from being damaged due to direct impact.

In this embodiment, the valve seat 121 includes two annular supporting ribs with coaxial arrangement and unequal diameters, the outer annular supporting rib and the inner annular supporting rib are connected by a plurality of connecting ribs extending along radial direction, the connecting ribs are uniformly arranged at equal intervals, and two ends of each connecting rib are respectively connected with the inner periphery of the outer annular supporting rib and the outer periphery of the inner annular supporting rib. Further preferably, the inner ring annular supporting rib is arranged close to the inside of the roller relative to the outer ring annular supporting rib, so that the connecting rib extends in an inward inclined manner.

In this embodiment, the outer ring support rib has a certain extension width along the axial direction, and one side of the outer ring support rib near the inside of the roller is connected with the connecting rib, and one side far away from the inner cylinder 1 is paved with the ventilated membrane 123.

In this embodiment, the air-permeable membrane 123 is made of an elastic material, so as to deform itself under the action of pressure difference between two sides to close or open the narrow slit 124 provided on the air-permeable membrane 123; preferably, the narrow slit 124 on the ventilation membrane 123 is in a cross shape, and the center of the cross shape is overlapped with the center of the ventilation opening.

In this embodiment, the air-permeable membrane 123 may be a bi-directional air-permeable membrane which is flat and can flow air in two directions as shown in fig. 7; the air-permeable membrane can also be a one-way air-permeable membrane which is arc-shaped as shown in fig. 6 and can only flow air in a one-way on the convex side, and the installation direction and the installation quantity of the one-way air-permeable membrane can be automatically adjusted according to the flow direction of the air flow.

In the embodiment, the inner cylinder 1 is provided with a ventilation opening, the valve seat 121 is correspondingly covered and assembled in the ventilation opening, and the periphery of the valve seat 121 is in sealing fit with the inner wall of the ventilation opening; preferably, the outer ring support ribs of the valve seat 121 are correspondingly and hermetically attached to the inner wall of the air vent; further preferably, the inner side and the outer side of the outer ring support rib are respectively provided with a turned edge which is bent outwards, and the turned edges are correspondingly attached to the inner side and the outer side of the inner cylinder 1, so that the valve seat 121 is tightly assembled on the inner cylinder 1.

Example seven

In the embodiment of the invention, a washing machine without cleaning is described, an inner cylinder 1 of the washing machine is a closed container with an inner cylinder opening buckled by a door cover, a plurality of lifting ribs 4 are arranged on the side wall of the inner cylinder 1, the inside of the lifting ribs 4 is hollow and communicated with the inside of the inner cylinder 1, at least one water outlet 44 communicated with the hollow part of the lifting ribs 4 is arranged on the side wall of the inner cylinder 1, a sealing valve positioned in the lifting ribs 4 is arranged at the water outlet 44, and a valve core 424 of the sealing valve moves along the radial center direction of the inner cylinder 1 under the action of centrifugal force when the inner cylinder 1 rotates at a high speed so as to open the water outlet 44 arranged on the side wall of the inner cylinder 1.

Through the arrangement, the water outlet is hidden in the lifting rib of the inner barrel, so that the aim of automatically hiding the water outlet and discharging water in the inner barrel is fulfilled; meanwhile, a sealing valve is arranged at the water outlet, so that the valve core of the sealing valve is correspondingly controlled by centrifugal force when the inner cylinder rotates at a high speed, and the water outlet is correspondingly opened and closed; when the washing machine executes the dewatering and/or draining program, the centrifugal force of the high-speed rotation of the inner cylinder acts on the valve core of the sealing valve, and the water outlet is automatically opened and the inner cylinder is correspondingly drained.

As shown in fig. 19 to 23, in this embodiment, an inner drum lifting rib structure for a washing machine without cleaning is described, the inner drum lifting rib 4 includes a lifting rib body 400 extending along a structural line of an inner drum side wall, the body is a shell structure with an open lower side and buckled on an inner side wall of the inner drum 1, an installation cavity 43 for installing a sealing valve is formed by the hollow inside of the lifting rib body 400, and a water passing structure for guiding washing water in the inner drum 1 into the installation cavity 43 is arranged on the lifting rib 4.

The inner barrel lifting rib is arranged to be a hollow cavity, so that a cavity for installing a water supply and drainage sealing valve is formed inside the lifting rib, and the sealing valve is subjected to hidden assembly, and the function of draining water by using centrifugal force of the washing machine without cleaning is realized; meanwhile, the lifting ribs extend along the inner cylinder construction line, so that when the inner cylinder rotates, the lifting ribs block washing water flowing along the wall, and the blocked washing water flows into the lifting ribs through the water through structure arranged on the lifting ribs, so that the purpose of guiding water flow to be discharged is achieved.

As shown in fig. 19, in this embodiment, mounting ribs protruding vertically downward are respectively provided at two opposite side walls of the lower side of the lifting rib body 400, and a mounting structure fixed to the side wall of the inner cylinder 1 is provided at the lower end of the mounting ribs.

In this embodiment, a first mounting rib 415 and a second mounting rib 416 are respectively arranged at the left side and the right side of the lower side of the lifting rib 4, a bolt hole 419 which is fixedly installed relative to a bolt hole arranged on the side wall of the inner cylinder 1 is arranged at the lower end of the first mounting rib 415, and a positioning pin 418 which is inserted and positioned relative to a positioning hole arranged on the side wall of the inner cylinder 1 is arranged at the lower end of the second mounting rib 416; further preferably, the two first mounting ribs 415 and the two second mounting ribs 416 are distributed at four end corners of the square lifting rib 4, and the two first mounting ribs 415 are arranged symmetrically with respect to the center of the lifting rib 4, and the two second mounting ribs 416 are arranged symmetrically with respect to the center of the lifting rib 4.

The four end corners of the lifting rib are respectively provided with the mounting ribs for fixing, so that the four end corners of the lifting rib are fastened and mounted, and the lifting rib is more firmly assembled; meanwhile, through arranging the bolt holes and the locating pins on the mounting ribs respectively, the lifting ribs are fastened and fixed through bolts after being subjected to pre-positioning assembly through the locating pins, and the assembly rate of the lifting ribs is improved.

As shown in fig. 22, in this embodiment, two opposite side walls of the lower side surface of the lifting rib 4 are respectively provided with a fixing rib 420 protruding vertically downwards, and the lower end of the fixing rib 420 is provided with a claw 421 extending in a horizontal protruding manner, so that the claw 421 is correspondingly clamped and fixed with a corresponding clamping hole provided on the side wall of the inner cylinder 1; preferably, the fixing rib 420 is disposed near the center of the corresponding side of the lifting rib 4; further preferably, the claws 421 extend from the corresponding sides of the lifting rib 4 toward the center of the lifting rib 4 in a square shape.

In this embodiment, the lifting rib body 400 is tapered to gradually protrude upward from the left and right sides toward the middle.

As shown in fig. 20 to 22, in this embodiment, the outer periphery of the lifting rib 4 is square with rounded corners at the end, the left and right sides of the lifting rib 4 are inclined surfaces gradually rising from the center of the outer periphery, and the top of the lifting rib 4 is a smooth arc surface with rounded corners connecting the tops of the two sides; the front end and the rear end of the lifting rib 4 are inclined planes which gradually incline downwards from the end part of the smooth cambered surface to the peripheral direction, and the two side edges of the inclined planes are respectively connected with the corresponding ends of the side surfaces of the lifting rib 4 in a sealing way through arc chamfer surfaces.

The appearance surface of the lifting rib is formed by a plurality of smooth curved surfaces, so that the friction degree between the lifting rib and clothes is reduced, the washing efficiency is improved, and the washing wear rate of the clothes is reduced.

In this embodiment, the outer periphery of the lifting rib body 400 is correspondingly attached to and contacted with the side wall of the inner cylinder 1, and is provided with at least one section of opening 411 for the washing water in the inner cylinder 1 to flow into the mounting cavity 43 from the opening 411; preferably, the left side and the right side of the square lifting rib 4 are respectively provided with a plurality of sections of gaps 411 which are arranged at intervals; further preferably, a section of opening 411 is respectively arranged at the left side edge and the right side edge near the two ends, the first mounting rib 415 and the second mounting rib 416 are respectively arranged in the corresponding sections with the openings 411 at the corresponding end corners, and the fixing ribs 420 are staggered with the openings.

Through set up the crisscross opening of multistage in the promotion muscle bottom to provide under the prerequisite of firm assembly to the promotion muscle, utilize the opening to block the washing water that flows of laminating inner tube wall through the promotion muscle after flowing into the promotion muscle inside through the opening, and then reached and utilized the centrifugal force effect of inner tube high-speed rotation, made the washing water totally arrange outside the opening of promotion muscle bottom.

In the embodiment, the lower side of the installation cavity 43 surrounded by the lifting ribs 4 is formed by the side wall of the inner cylinder 1, a water outlet 44 communicated with the inside of the installation cavity 43 is arranged in a corresponding area of the side wall of the inner cylinder 1, and a sealing valve which is opened and closed under the control of centrifugal force is arranged at the water outlet 44; preferably, the drain opening 44 is provided on the axis of the lifting rib 4.

In the embodiment, two vertically downward extending limiting ribs 422 in the mounting cavity are arranged on the lower side of the lifting rib 4, a certain gap is reserved between the two limiting ribs 422, so that the balancing weight of the sealing valve moves in the gap, and the gap provides a limiting effect for the movement of the sealing valve; preferably, the two limiting ribs 422 are symmetrically arranged relative to the axis of the lifting rib 4.

As shown in fig. 21, in this embodiment, a plurality of water permeable holes 412 are arranged on the lifting rib body 400, and each water permeable hole 412 communicates the installation cavity 43 with the inner cylinder outside the lifting rib body 400, so as to guide the washing water in the inner cylinder 1 to flow into the lifting rib, and further promote the speed of the washing water in the inner cylinder flowing into the lifting rib. Preferably, the rear ends of the lifting ribs 4 are arranged close to the inner barrel bottom, and a certain gap is reserved between the rear side bottom of the lifting ribs 4 and the side wall of the inner barrel 1 so as to guide the washing water in the mounting cavity 43 to flow backward to the inner barrel bottom of the inner barrel 1.

Example eight

As shown in fig. 19 to 25, in this embodiment, there is described a sealing valve mounting structure for the above-mentioned washing machine, the sealing valve mounting structure includes a support plate 49 mounted on the inner sidewall of the inner cylinder 1, a through hole 423 corresponding to the drain port 44 provided on the inner sidewall of the inner cylinder 1 is provided in the middle of the support plate 49, and a certain gap is formed between the support plate 49 and the inner sidewall of the inner cylinder 1 to form a space for the valve core of the sealing valve to move up and down; a sleeve-shaped mounting sleeve 46 is fixedly mounted on the upper side of the supporting plate 49, and an inner through hole of the mounting sleeve 46 is coaxially opposite to a through hole 423 formed in the supporting plate 49 so as to coaxially and vertically movably mount a valve core of the sealing valve in the inner through hole.

By arranging the mounting structure on the inner cylinder, the valve core of the sealing valve arranged at the water outlet can be correspondingly assembled at the gap between the supporting plate and the inner cylinder, so that the purposes that the valve core has up-down activity allowance at the gap and the valve core is correspondingly blocked or the water outlet is opened are realized; simultaneously, the valve plug post is correspondingly assembled in the mounting sleeve, so that the mounting sleeve is utilized to limit the movement direction of the valve plug post, and further the occurrence of inclination of the valve plug post is avoided; and in addition, the installation sleeve is arranged on the supporting plate, so that the supporting point of the balancing weight of the sealing valve can be correspondingly installed at the periphery of the installation sleeve, and the prying rotation and the installation fixation of the balancing weight are ensured.

In this embodiment, the sealing valve mounting structure is disposed inside the lifting rib in the foregoing embodiment, and one or more sealing valves may be installed in the mounting cavity inside the lifting rib, where each sealing valve includes one sealing valve mounting structure described above.

As shown in fig. 19, in this embodiment, at least one lifting rib 4 is installed on the side wall of the inner drum 1 of the washing machine, the lifting rib body 400 is a shell structure with an open lower side and fastened to the inner side wall of the inner drum 1, the lifting rib body 200 is hollow to form an installation cavity 43 for installing a sealing valve, and the sealing valve installation structure is arranged in the installation cavity 43.

As shown in fig. 23 to 25, in this embodiment, the supporting plate 49 is a plate that is tiled on the inner sidewall of the inner cylinder, the lower side of the supporting plate 49 is provided with a plurality of segments of supporting ribs 410 that extend downward in a protruding manner, and the lower ends of the supporting ribs 410 are in limiting contact with the inner sidewall of the inner cylinder 1; preferably, the periphery of the supporting plate 49 is provided with a plurality of sections of supporting ribs 410 which are arranged at intervals; further preferably, the left and right sides of the supporting plate 49 are provided with a plurality of sections of supporting ribs 410 arranged at intervals, and the front and rear sides of the supporting plate 49 are respectively provided with a whole supporting rib 410 extending along the corresponding side.

In this embodiment, the left and right sides of the lifting rib 4 are respectively provided with a notch 411, and the notch 411 is correspondingly arranged with the side of the supporting plate 49, so that the side of the supporting plate 49 is clamped in the corresponding side notch 411.

In this embodiment, the supporting plate 49 is provided with a positioning groove 426 recessed downwards and a jack 425 penetrating through the positioning groove; the jack 425 vertically penetrates through the plate material of the support plate, a first installation rib 415 which protrudes downwards and extends and is coaxially and correspondingly arranged with the jack 425 is arranged at the lower side of the lifting rib 4, a bolt hole 419 coaxially opposite to the jack is arranged at the lower end of the first installation rib 415, a bolt 417 sequentially penetrates through the inner cylinder wall and the support plate 49 from the outer wall of the inner cylinder 1 upwards and then is correspondingly and spirally connected and fixed with the bolt hole 419 arranged on the first installation rib 415, and the support plate 49 and the lifting rib 4 are fixedly installed with the inner cylinder 1; the positioning groove 426 is arranged on the upper side surface of the supporting plate 49, the lower side of the lifting rib 4 is provided with a second installation rib 416 which protrudes downwards and extends and is arranged coaxially and correspondingly to the positioning groove 426, and the lower end of the second installation rib 416 is provided with a positioning pin 418 which is inserted and positioned correspondingly to the positioning groove 426.

In this embodiment, the mounting sleeve 46 has a vertically extending tubular structure, the lower end of the mounting sleeve 46 is provided with an opening, the upper end is provided with an inward horizontally protruding folded edge 427, and the inner periphery of the folded edge 427 is provided with an inner periphery folded edge 428 which vertically extends downwards to the lower end of the mounting sleeve 46; the outer wall of the inner peripheral flange 428 is spaced from the inner wall of flange 427 by a gap to form a chamber for the mounting and fixing of the return spring of the sealing valve; preferably, the lower end of the mounting sleeve 46 is attached to the upper side of the supporting plate 49, the mounting sleeve 46 and the through hole 423 provided in the supporting plate 49 are coaxially arranged, the inner peripheral diameter of the lower end of the mounting sleeve 46 is smaller than or equal to the diameter of the through hole 423, and the outer peripheral diameter of the lower end of the mounting sleeve is larger than the diameter of the through hole 423.

In this embodiment, an installation rib 429 protruding upwards is arranged on the upper side of the supporting plate 49, an extension rib 430 protruding outwards horizontally is arranged at the upper end of the sealing sleeve 46, the extension end of the extension rib 430 is correspondingly overlapped and attached to the upper end of the installation rib 429, and the overlapped part is fixedly connected through a bolt, so that the supporting plate 49 and the installation sleeve 46 are fastened and installed through the bolt; preferably, the upper side of the supporting plate 49 is provided with one mounting rib 429 respectively arranged at the left side and the right side of the through hole 423, and the left side and the right side of the mounting sleeve 46 are respectively provided with extending ribs 430 which horizontally protrude outwards and extend, so that the two extending ribs 430 are respectively correspondingly overlapped with the corresponding side mounting ribs 429 and are fixedly mounted through bolts.

In this embodiment, a second extending rib 414 protruding horizontally outwards is provided on one side of the mounting sleeve 46, and a hinge hole 431 with a horizontal axis is provided at an extending end of the second extending rib 414 for hinged mounting of the balancing weight of the sealing valve; preferably, the angle between the second extending rib 414 and the extending direction of the extending rib 430 is 90 degrees, and the axis of the hinge hole 431 is parallel to the extending direction of the extending rib 430; further preferably, the extending end of the second extending rib 414 is higher than the top of the mounting sleeve 46, the extending end of the second extending rib 414 is provided with a slot 413, and the slot 413 is arranged along the extending direction of the second extending rib 414 so as to correspondingly plug the balancing weight of the sealing valve; the slot 413 is provided with a hinge hole 431 extending horizontally.

In this embodiment, two sealing valve mounting structures are disposed in the mounting cavity 43 enclosed by the lifting rib 4, and the second extending ribs 414 of the two sealing valve mounting structures extend in the approaching direction.

Example nine

As shown in fig. 19 to 25, in this embodiment, a valve plug structure of a sealing valve for a washing machine is disclosed, which includes a valve plug post 45 corresponding to a water outlet provided at a sidewall of an inner tub 1, and a balancing weight 47 hinged to an upper end of the valve plug post 45; a sealing valve mounting structure is fixedly mounted on the side wall of the inner barrel 1, and a reset spring 432 is clamped between the sealing valve mounting structure and the valve plug post 45.

Through installing above-mentioned valve plug structure on the inner tube, the action of corresponding opening the outlet is produced under centrifugal force effect to usable balancing weight, and the accessible reset spring draws the valve plug post to reset, makes the case correspond shutoff outlet, and then has realized utilizing the centrifugal force of inner tube high-speed rotation to the valve plug post effect, and the purpose of corresponding opening and closing outlet.

The sealing valve plug structure in the embodiment can be installed on the sealing valve installation structure in the second embodiment, and the sealing valve plug can be fixedly installed on the inner cylinder of the washing machine through the sealing valve installation structure; in particular, the sealing valve plug structure in this embodiment may be correspondingly installed in the lifting rib in the first embodiment through the sealing valve installation structure in the second embodiment. Through set up the above-mentioned mounting structure that extends to lifting rib hollow portion on the inner tube lateral wall to make the bracing piece install in the mount pad top at certain height of inner tube lateral wall apart from, can possess certain difference in height between messenger's bracing piece tip and the inner tube lateral wall, realized the balancing weight and moved the whereabouts downwards, provide the purpose of displacement space to the case sled.

As shown in fig. 23 to 25, in the present embodiment, a valve plug 45 is coaxially disposed at the drain port 44, and a valve core 424 protruding radially outwards is disposed at the lower end of the valve plug 45; preferably, the valve core 424 is a plug with radial dimensions gradually expanding from bottom to top outwards, the radial width of the large end of the valve core 424 is larger than the diameter of the water outlet 44, and the radial width of the small end is smaller than the diameter of the water outlet 44.

In this embodiment, the sealing valve mounting structure includes a support plate 49 mounted on the inner sidewall of the inner cylinder 1, a through hole 423 corresponding to the water outlet 44 provided on the inner sidewall of the inner cylinder 1 is provided in the middle of the support plate 49, and a certain gap is formed between the support plate 49 and the inner sidewall of the inner cylinder 1 to form a space for the valve core of the sealing valve to move up and down; a sleeve-shaped mounting sleeve 46 is fixedly mounted on the upper side of the supporting plate 49, and an inner through hole of the mounting sleeve 46 is coaxially opposite to a through hole 423 formed in the supporting plate 49 so as to coaxially and vertically movably mount the valve plug post 45 of the sealing valve in the inner through hole.

In this embodiment, the mounting sleeve 46 has a vertically extending tubular structure, the lower end of the mounting sleeve 46 is provided with an opening, the upper end is provided with an inward horizontally protruding folded edge 427, and the inner periphery of the folded edge 427 is provided with an inner periphery folded edge 428 which vertically extends downwards to the lower end of the mounting sleeve; the outer wall of the inner peripheral flange 428 is spaced from the inner wall of flange 427 by a gap to form a chamber in which the return spring 432 of the sealing valve is mounted and secured; preferably, the return spring 432 is sleeved on the outer wall of the inner periphery folded edge 428, the upper end of the return spring 432 is abutted against the lower side of the folded edge 427, and the lower end of the return spring 432 is abutted against the big end of the valve core 424; further preferably, the outer wall of the plug post 45 abuts against a corresponding stop on the inner wall of the inner peripheral rim 428.

In this embodiment, a second extending rib 414 protruding horizontally outwards is provided on one side of the mounting sleeve 46, an axis horizontal hinge hole 431 is provided at the extending end of the second extending rib 414, and the balancing weight 47 of the sealing valve and the second extending rib 17 are hinged via a bolt penetrating through the hinge hole 431.

In the embodiment, the upper end of the balancing weight 47 is provided with a connecting rib 8 protruding upwards along the axial direction, the upper end of the valve plug column 45 penetrates out of the top of the mounting sleeve 46, and the end part of the connecting rib 8 is hinged with the upper end of the valve plug column 45; the middle part of the connecting rib 8 is correspondingly overlapped and spliced with the second extending rib 414 of the mounting sleeve 46, and is hinged and mounted at the overlapped part through a penetrating bolt; preferably, the extending end of the second extending rib 414 is higher than the top of the mounting sleeve 46, the extending end of the second extending rib 414 is provided with a slot 413, the slot 413 is arranged along the extending direction of the second extending rib 414, and the middle part of the connecting rib 8 of the sealing valve is correspondingly inserted into the slot 413; the slot 413 is provided with a hinge hole 431 extending horizontally, and the middle part of the connecting rib 8 is provided with a corresponding hinge hole overlapped, so that the hinge hole is hinged at the overlapped part through a penetrating bolt.

In this embodiment, the end of the connecting rib 8 is provided with a rotation hole hinged to the upper end of the valve plug 45, and the rotation hole is a strip-shaped through hole 33 extending along the axis direction of the connecting rib 8, so as to provide a space allowance for the connecting rib 8 to drive the valve plug 45 to move up and down when the balancing weight 47 rotates around the mounting sleeve 46.

In this embodiment, the upper end outer peripheral diameter of the valve core 424 is greater than the lower end diameter of the inner Zhou Shebian, and the height of the valve core 424 is less than the gap height between the support plate and the inner cylinder sidewall.

In this embodiment, two sealing valves are disposed in the mounting cavity 43 enclosed by the lifting rib 4, the two sealing valves are arranged along the direction of the inner cylinder construction line, and the balancing weights 47 of the two sealing valve core structures are opposite and extend in the approaching direction.

In the embodiment, when the washing machine is in a dewatering and/or draining state, the inner cylinder is in a high-speed rotating state, water in the inner cylinder is acted by centrifugal force to be attached to the inner wall and flow into the lifting ribs from gaps between the inner cylinder wall and the lifting ribs, the balancing weights are acted by the centrifugal force to move towards the periphery of the inner cylinder, the balancing weights provide upward prying force towards the center direction of the inner cylinder for the valve plug column through the connecting ribs, and the centrifugal force of the balancing weights borne by the valve plug overcomes the elasticity of the reset spring, so that the valve plug column radially displaces in the inner cylinder and opens the water outlet; when the washing machine is in a non-dewatering and non-draining state, the inner cylinder is not in a high-speed rotating state, the balancing weight is not acted by centrifugal force any more, the reset spring is in a pulling state, the reset spring acts on the valve plug column to push the valve plug column to the outer circumferential direction of the inner cylinder, so that the valve plug moves to the initial position until the water outlet is closed, and when the inner cylinder is in a washing or rinsing program, the reset spring always provides an elastic force for the valve plug column, so that the valve plug always blocks the water outlet, and the water outlet is always in a closed state.

The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any simple modification, equivalent variation and variation of the above embodiments according to the technical matter of the present invention without departing from the scope of the invention.

Claims

1. A washing machine, characterized in that: comprising

An inner cylinder for independently containing washing water when washing clothes, wherein an outer cylinder is coaxially sleeved outside the inner cylinder;

the temperature control module comprises a temperature measuring device and a control device, and the temperature measuring device is in wireless communication connection with the control device;

the temperature measuring device comprises a temperature measuring element and a communication element, the communication element comprises a wireless signal transmitting end and a wireless signal receiving end, the wireless signal transmitting end is electrically connected with the temperature measuring element, the wireless signal receiving end is electrically connected with the control device, and the wireless signal transmitting end is in wireless communication connection with the wireless signal receiving end;

The wireless charging receiving end is respectively electrically connected with the temperature measuring element and the wireless signal transmitting end, the wireless charging transmitting end is electrically connected with the control device, and the wireless charging receiving end is in wireless charging connection with the wireless charging transmitting end;

the wireless charging transmitting end is one and fixedly arranged at the lowest part of the outer side wall surface of the outer barrel, the temperature measuring element, the wireless signal transmitting end and the wireless charging receiving end form an integrated element, when the integrated element moves to the lowest part, the wireless charging receiving end and the wireless charging transmitting end are matched to successfully complete primary charging, the temperature measuring element and the wireless signal transmitting end at the moment receive electric power, work starts to collect water temperature in the current inner barrel and transmit data to the wireless signal receiving end, and then the data are transmitted to the control device.

2. A washing machine as claimed in claim 1, wherein: the wireless signal receiving end is arranged on the outer cylinder.

3. A washing machine as claimed in claim 2, wherein: the wireless signal receiving end and the wireless charging transmitting end are integrally arranged on the outer barrel.

4. A washing machine as claimed in claim 1, wherein: the wireless signal receiving end is integrated on the control device.

5. A washing machine as claimed in claim 1, wherein:

the inner cylinder is provided with lifting ribs, the lifting ribs protrude towards the inner part of the inner cylinder and form a cavity with the wall surface of the inner cylinder, and the lifting ribs are provided with water permeable holes for communicating the inner cylinder with the cavity;

the wireless signal transmitting end, the wireless charging receiving end and the temperature measuring element are integrated and then arranged in the cavity of the lifting rib or on the outer wall surface of the inner cylinder at the lifting rib.

6. A washing machine as claimed in any one of claims 1 to 5, wherein:

the temperature measuring element, the wireless signal transmitting end, the wireless signal receiving end and the wireless charging receiving end are all one;

the wireless charging transmitting end is one, and in the rotation process of the inner cylinder, the wireless signal receiving end/wireless charging transmitting end is in intermittent matching connection with the wireless signal transmitting end/wireless charging receiving end.

7. A control method of a washing machine as claimed in any one of claims 1 to 6, characterized in that: when the washing machine executes a water inlet program, the control device controls the temperature control module to control the water temperature in the inner cylinder according to the feedback signal of the temperature measuring device.