WO2020181961A1

WO2020181961A1 - Passive device, washing tub, washing tub assembly, and tub-in-tub washing machine

Info

Publication number: WO2020181961A1
Application number: PCT/CN2020/075633
Authority: WO
Inventors: 周丑国; 余永刚; 李强; 苑林枫; 于百乐
Original assignee: Tcl家用电器（合肥）有限公司
Priority date: 2019-03-08
Filing date: 2020-02-18
Publication date: 2020-09-17

Abstract

A passive device (10), a washing tub (500, 1100, 2100), a washing tub assembly (20, 21, 22, and 2200), and a tub-in-tub washing machine. The passive device (10) comprises a housing (100), a first detection member (200) and a second detection member (300); the first detection member (200) and the second detection member (300) are both disposed in the housing (100); one of the first detection member (200) and the second detection member (300) is a magnetic member, and the other of the first detection member (200) and the second detection member (300) is a sensing module; the first detection member (200) and the second detection member (300) generate relative movement and generate inductive power when the housing (100) moves in a preset direction.

Description

Passive device, washing tub, washing tub assembly and tub-in-tub washing machine

This application claims the following priority to be submitted to the China Patent Office on March 8, 2019, the entire content of which is incorporated into this application by reference:

1. The application number is 201910175635.8, and the application name is "passive devices and washing barrels";

2. The application number is 201910176029.8, and the application name is "Washing tub assembly and tub-in-tub washing machine";

3. The application number is 201920298158.X, and the application name is "washing tub assembly and tub-in-tub washing machine".

This application claims the following priority to be submitted to the China Patent Office on March 11, 2019, the entire content of which is incorporated into this application by reference:

The application number is 201920305689.7, and the application name is "washing tub assembly and tub-in-tub washing machine".

Technical field

This application relates to the technical field of washing machines, in particular to a passive device, a washing tub, a washing tub assembly and a tub-in-tub washing machine.

Background technique

With the development of the washing machine industry, washing machines have become quite intelligent home appliances. As people’s requirements for health and energy conservation have become higher in recent years, people’s requirements for health and energy conservation have also become higher and higher for washing machines. In order to meet the requirements of the current society, there has been a tub-in-tub washing machine with a smaller volume in the large washing machine tub on the market. The use of the tub-in-tub washing machine to wash clothes can be sorted and washed separately, and when there are fewer clothes Sometimes, you can also choose a small bucket for washing, so as to achieve the purpose of health and energy saving. Among them, the tub-in-tub washing machine can choose between small tub washing or large tub washing through different washing procedures, and when you need to use a large tub for washing, you need to remove the small tub, and when you need to use a small tub for washing, you need to install the small tub. Inside the washing machine.

However, the current tub-in-tub washing machine, due to its relatively simple structural design, requires manual selection of a washing program using a large tub or a washing program in a small tub, which is extremely inconvenient, and people may choose the wrong program to cause washing errors.

Application content

According to various embodiments of the present application, a washing tub assembly of a washing machine and a washing machine are provided.

A passive device, the passive device comprising: a housing, a first detection part and a second detection part, the first detection part and the second detection part are both arranged in the housing, wherein the One of the first detection component and the second detection component is a magnetic component, the other of the first detection component and the second detection component is an induction module, and the first detection component is connected to the The second detecting member generates relative movement and generates induced electric energy when the housing moves in a preset direction.

A washing tub includes a passive device, the passive device includes a casing, a first detection component and a second detection component, the first detection component and the second detection component are both arranged in the casing , Wherein one of the first detection element and the second detection element is a magnetic element, the other of the first detection element and the second detection element is an induction module, and the first detection element When the housing moves in a preset direction, the component and the second detection component generate relative movement and generate induced electric energy.

A washing tub assembly, the washing tub assembly includes a washing tub and a passive device connected to the washing tub; the passive device includes a housing, a first detection part and a second detection part, the first detection The second detecting member and the second detecting member are both arranged in the housing, wherein one of the first detecting member and the second detecting member is a magnetic member, and the first detecting member and the second detecting member are The other one of the detection elements is an induction module, and the first detection element and the second detection element generate relative motion and generate induced electric energy when the housing moves in a preset direction; the housing and the The washing tub is connected.

A washing tub assembly includes a washing tub and a washing tub pulsator movably connected to the washing tub. The bottom of the washing tub is recessed with a positioning groove toward the inner side of the washing tub. The tub pulsator is provided with a positioning portion protruding toward the surface of the washing tub, and the positioning portion is movably arranged in the positioning groove, wherein the washing tub assembly further includes a first detecting member and a second detecting member, wherein , One of the first detection part and the second detection part is a magnetic part, and the other of the first detection part and the second detection part is an induction module, and the induction module is opposite to The magnetic element generates induced electric energy when it moves.

A tub-in-tub washing machine, including a washing tub assembly, the washing tub assembly including a washing tub and a passive device connected to the washing tub; the passive device including a housing, a first detecting part, and a second detecting part , The first detection part and the second detection part are both arranged in the housing, wherein one of the first detection part and the second detection part is a magnetic part, and the first detection part The other one of the second detection element and the second detection element is an induction module, and the first detection element and the second detection element generate relative motion and generate induced electric energy when the housing moves in a preset direction; The shell is connected with the washing tub.

A tub-in-tub washing machine, comprising a washing tub assembly, the washing tub assembly including a washing tub and a washing tub pulsator movably connected to the washing tub, the bottom of the washing tub is recessed toward the inner side of the washing tub A positioning tank, the washing tub pulsator is provided with a positioning portion protruding toward the washing tub, and the positioning portion is movably arranged in the positioning tank, wherein the washing tub assembly further includes a first detecting member and The second detection component, wherein one of the first detection component and the second detection component is a magnetic component, and the other of the first detection component and the second detection component is an induction module, so The induction module generates induced electric energy when moving relative to the magnetic member.

The details of one or more embodiments of the application are set forth in the following drawings and description. Other features, purposes and advantages of this application will become apparent from the description, drawings and claims.

Description of the drawings

In order to better describe and illustrate the embodiments and/or examples of those applications disclosed herein, one or more drawings may be referred to. The additional details or examples used to describe the drawings should not be considered as limiting the scope of any one of the disclosed applications, the currently described embodiments and/or examples, and the best mode of these applications currently understood.

1 is a perspective view of a passive device according to an embodiment of this application; FIG. 2 is a schematic structural view of one direction of the passive device according to an embodiment of this application; FIG. 3 is a cross-sectional view of the passive device shown in FIG. 2 along AA; 4 is a cross-sectional view of a passive device according to another embodiment of this application; FIG. 5 is an exploded schematic diagram of a passive device according to an embodiment of this application; FIG. 6 is a partial exploded schematic view of a passive device according to an embodiment of this application; FIG. 8 is a perspective view of a washing tub assembly of a washing machine in an embodiment of this application; FIG. 9 is an exploded schematic view of the washing tub assembly shown in 8; FIG. 10 is a diagram 9 is an enlarged schematic view at A; FIG. 11 is a schematic structural view of a washing tub assembly of a washing machine according to another embodiment of the application; FIG. 12 is a schematic structural view of a washing tub assembly according to another embodiment of the application; 14 is a cross-sectional view of the washing tub assembly according to an embodiment of the application; FIG. 15 is a partial structural diagram of the washing tub assembly according to an embodiment of the application; Fig. 17 is a partial exploded schematic diagram of the washing tub assembly according to an embodiment of the application; Fig. 18 is a partial structural diagram of the washing tub assembly according to an embodiment of the application; Fig. 19 is an embodiment of the application FIG. 20 is a partial exploded schematic view of the washing tub assembly of an embodiment of the application; FIG. 21 is a schematic structural diagram of the washing tub assembly of an embodiment of the application; FIG. 22 is the washing tub assembly shown in FIG. 21 FIG. 23 is a sectional view of the washing tub assembly according to an embodiment of the application; FIG. 24 is a partial structural diagram of the washing tub assembly according to an embodiment of the application; FIG. 25 is a partial enlarged schematic view of FIG. 24 at A Fig. 26 is a partial exploded schematic view of the washing tub assembly according to an embodiment of the application; Fig. 27 is a partial exploded schematic view of the washing barrel assembly according to an embodiment of the application; Schematic.

detailed description

In order to facilitate the understanding of the application, the application will be described in a more comprehensive manner with reference to the relevant drawings. The preferred embodiments of the application are shown in the drawings. However, this application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of this application more thorough and comprehensive. It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or a central element may also exist. When an element is considered to be "connected" to another element, it can be directly connected to the other element or an intermediate element may be present at the same time.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the technical field of this application. The terms used in the description of the application herein are only for the purpose of describing specific embodiments, and are not intended to limit the application.

In an embodiment, the present application provides a passive device, the passive device includes: a housing, a first detection component and a second detection component, the first detection component and the second detection component are both provided In the housing, wherein one of the first detection part and the second detection part is a magnetic part, and the other of the first detection part and the second detection part is an induction module, The first detection element and the second detection element generate relative motion and generate induced electric energy when the housing moves in a preset direction.

It can be understood that the induction module and the magnetic member produce relative movement when the housing moves in a preset direction and cause the induction module to generate induced electric energy. In an embodiment, the sensing module is fixedly arranged in the housing, and the magnetic member moves in the housing when the housing moves in a preset direction to cause the sensing module and the magnetic member to generate The relative movement causes the induction module to generate induction electric energy; in another embodiment, the magnetic element is fixedly arranged in the housing, and the induction module is in the housing when the housing moves in a preset direction Movement to make the induction module and the magnetic member produce relative movement and make the induction module generate induced electric energy. That is, the magnetic element generates a magnetic field, and the sensing module includes a closed circuit. In one embodiment, the closed circuit is fixedly arranged in the housing, and the magnetic element is when the housing moves in a predetermined direction. Move in the housing so that a part of the conductor of the closed circuit cuts the magnetic lines of induction of the magnetic element to generate induced electric energy; in another embodiment, the magnetic element is fixedly arranged in the housing, and the closed circuit is When the housing moves in a preset direction, it moves in the housing so that a part of the conductor of the closed circuit cuts the magnetic lines of induction of the magnetic element to generate induced electric energy. In an embodiment, the closed circuit includes an induction coil, that is, the induction module includes an induction coil. To make it easier to understand the passive device of the present application, the passive device of the present application will be further described below in conjunction with the accompanying drawings.

In one embodiment, as shown in FIGS. 1, 2 and 3, the passive device 10 includes: a housing 100, a first detection part 200 and a second detection part 300, the first detection part 200 and The second detecting member 300 is all arranged in the housing 100. Wherein, one of the first detection element 200 and the second detection element 300 is a magnetic element, the other of the first detection element 200 and the second detection element 300 is an induction module, and the The first detection element 200 and the second detection element 300 generate relative motion and generate induced electrical energy when the housing 100 moves in a predetermined direction. It can be understood that the preset direction is the direction of movement of the housing that allows the sensing module and the magnetic element to move relative to each other and generate induced electric energy, that is, when the housing moves in the preset direction, the first detection element and the second The detection element generates relative movement, so that the induction modules in the first detection element and the second detection element generate induced electric energy.

In an embodiment, one of the first detection element and the second detection element is fixedly arranged in the housing, and the other of the first detection element and the second detection element is movably arranged In the shell. In this way, when the casing moves in the preset direction, one of the first detection member and the second detection member moves in the casing to move relative to the other. In one embodiment, the first detection element is fixedly arranged in the housing, and the second detection element is movably arranged in the housing; in another embodiment, the second detection element is fixedly arranged in In the housing, the first detection element is movably arranged in the housing; preferably, the first detection element is movably arranged in the housing, and the second detection element is fixedly arranged in the housing.

In an embodiment, the first detection element is a magnetic element, and the second detection element is an induction module. In another embodiment, the first detection element is an induction module, and the second detection element is a magnetic element. Preferably, the first detection element is a magnetic element, the second detection element is an induction module, the magnetic element is movably arranged in the housing, and the induction module is fixedly arranged in the housing. In an embodiment, the induction module includes an induction coil. In an embodiment, the magnetic member includes a magnet. In an embodiment, the shape of the induction coil is a ring, and the shape of the magnetic member is a strip. In another embodiment, the shape of the induction coil is a ring, and the shape of the magnetic member is also a ring.

In an embodiment, the magnetic member moves in the housing when the housing moves in a preset direction to make the sensing module and the magnetic member move relative to each other, so that the magnetic element passing through the sensing module The magnetic flux changes to cause the induction module to generate electrical signals; in another embodiment, the induction module moves in the housing when the housing moves in a preset direction so that the induction module and the magnetic element are opposed to each other Movement, so that the magnetic flux passing through the induction module changes and the induction module generates an electric signal.

In the passive device 10, the first detection element 200 and the second detection element 300 are arranged in the housing 100. One of the first detection element 200 and the second detection element 300 is a magnetic element. The other of the component 200 and the second detection component 300 is an induction module, and enables the first detection component 200 and the second detection component 300 to generate a relative relationship when the housing 100, that is, the entire passive device 10 moves in a preset direction. Movement and generate induced electric energy. In this way, by controlling the housing 100, that is, the entire passive device 10 to move in a preset direction, the sensing module and the magnetic component in the housing 100 can move relative to each other, so that the magnetic flux passing through the sensing module Change to enable the induction module to generate electrical signals. When applied to a washing tub, the passive device 10 is fixed on the washing tub of the washing machine. When the washing machine generates an instruction to control the movement of the washing tub in a preset direction, since the passive device 10 is fixedly installed on the washing tub, if When the washing tub is placed in the washing machine, the washing tub will drive the housing 100 to move in a preset direction, so that the sensing module and the magnetic part in the housing 100 move relative to each other, so that the sensing module generates electrical signals and can be received by the device. Receiving, that is, if the receiving device receives an electric signal, it is determined that the washing tub is installed in the washing machine. Otherwise, if the electric signal is not received, it is determined that the washing tub is not placed in the washing machine. This can be achieved by installing a passive on the washing tub. Device and make the washing machine generate instructions to control the rotation of the washing tub to detect whether the passive device 10 generates an electrical signal to automatically determine whether the washing tub is installed in the washing machine, so that the washing tub can automatically determine whether the washing tub exists The washing program can automatically select whether to use the washing tub for washing, and at the same time, it is possible to avoid washing errors caused by incorrect selection of the program. For example, when the washing tub is a small tub of a tub-in-tub washing machine, when the washing machine automatically determines that there is a small tub, it automatically selects the small tub washing program that uses the small tub for washing. When the washing machine automatically determines that there is no small tub, Then, the vat washing program that uses the vat for washing is automatically selected, that is, the conventional washing program. A passive device is used to detect whether the washing tub is placed in the washing machine, without the need to connect the passive device to an external power source, and the structure design is simple.

In an embodiment, the passive device is configured to be installed on a washing tub of a washing machine. In one embodiment, the washing machine is a tub-in-tub washing machine, the tub-in-tub washing machine has a large tub and a small tub, and the passive device is configured to be installed on the small tub of the tub-in-tub washing machine. In this way, by arranging the passive device on a washing tub such as a small tub, the passive device can detect whether the washing tub such as the small tub is placed on the washing machine.

In order to facilitate the installation of the passive device on other components, in one of the embodiments, as shown in FIG. 1, a mounting portion 130 is further provided on the outside of the housing 100. The installation part is used to install the passive device on the washing tub of the washing machine and other parts. In an embodiment, the mounting part is used to detachably connect with other parts such as a washing tub of a washing machine. In this way, the passive device can be easily removed or installed on other components such as the washing tub of the washing machine. In an embodiment, the mounting part is used for plugging with other parts such as a washing tub of a washing machine. In an embodiment, the mounting part is used for engaging with other parts such as a washing tub of a washing machine. Wherein, the mounting part is used for screw connection with other parts such as the washing tub of the washing machine.

In this embodiment, as shown in FIG. 1, the mounting portion 130 is provided with a mounting hole 103. The mounting part 130 is used for mounting the passive device on other parts such as a washing tub of the washing machine through the mounting hole 103. In one embodiment, the installation part 130 uses screws to penetrate the installation hole 103 to install the passive device on the washing tub of the washing machine and other components. In this embodiment, the number of the mounting parts 130 is two, and the two mounting parts 130 are respectively located at two ends of the housing 100. In this embodiment, at least one of the mounting portions 130 is located at the end of the housing 100 and is provided adjacent to the edge of the housing 100. In this way, the mounting portion provided adjacent to the edge of the casing can prevent it from blocking the induction module and the magnetic member from entering from the end of the casing to be accommodated in the casing. In this embodiment, each of the mounting parts is respectively provided with the mounting hole.

In one embodiment, as shown in FIGS. 2 and 3, the housing 100 has a hollow structure. In this embodiment, the housing 100 has a cylindrical hollow structure, that is, the housing 100 has a hollow structure. The shape is cylindrical. In this embodiment, the housing 100 has a sealed accommodating cavity 401, and the first detecting component 200 and the second detecting component 300 are both disposed in the accommodating cavity 401. In this way, the inside of the housing, that is, the accommodating cavity, can be waterproofed, and the first detection part and the second detection part can be prevented from encountering water failure, and it is suitable for use in a washing machine. In one embodiment, the cross section of the receiving cavity is circular.

In order to make the housing more convenient to set on the washing tub, in one of the embodiments, as shown in FIGS. 1 and 3, the housing 100 includes a first sub-shell 111 and a second sub-shell that are integrally formed. 112. The inside of the first sub-housing 111 and the inside of the second sub-housing 112 are in communication with each other, and the cross-sectional area of the first sub-housing 111 is larger than that of the second sub-housing 112 area. In an embodiment, both the first sub-housing 111 and the second sub-housing 112 have a cylindrical hollow structure, and the diameter of the first sub-housing 111 is larger than that of the second sub-housing The diameter of 112. It can be understood that the housing is composed of two sub-housings with different cross-sectional areas. A cylinder with a larger cross-sectional area can have a larger internal space, which can be used for fixed or movable installation of the first detection element and the second The detection element, a cylinder with a smaller diameter, usually has a smaller internal space, which can be used to movably set one of the first detection element and the second detection element, but when the passive device is fixed at the bottom of the washing tub, Since the bottom of the washing tub is circular and the central axis of the shell is linear, the first sub-shell with a larger cross-sectional area can be close to the center of the bottom, and the second sub-shell with a smaller cross-sectional area is close to the bottom. The second sub-shell gives way to the edge of the bottom of the washing tub, making it easier to set the casing on the washing tub.

In order to facilitate the arrangement of the first detection element and the second detection element in the housing and facilitate maintenance, in one embodiment, as shown in FIG. 3, the housing 100 has a receiving cavity 401, and one end of the receiving cavity 401 A first opening 101 is opened, the first detection member 200 and the second detection member 300 are both disposed in the receiving cavity 401, and the first opening 101 is covered with a first sealing cover 430, namely The first sealing cover 430 seals the first opening 101. In an embodiment, the first sealing cover 430 seals the first opening 101 through a sealing ring. In this way, by opening a first opening at one end of the accommodating cavity, the first detection part and the second detection part can be put in from the first opening and set in the housing, and when necessary, the first detection part and the second detection part can be During maintenance, the first sealing cover can be opened and the first detection component and the second detection component in the containing cavity can be taken out through the first opening for maintenance.

In one embodiment, the sealing cover is detachably connected to the housing. In one embodiment, the sealing cover is screwed to the housing; in one embodiment, the sealing cover is plugged into the housing; in one embodiment, the sealing cover is connected to the housing Body card connection.

In an embodiment, the first sub-housing has a first sub-accommodating cavity, and the second sub-housing has a second sub-accommodating cavity, wherein the cross-sectional area of the first sub-housing cavity is larger than that of the The cross-sectional area of the second sub-accommodating cavity, the first sub-accommodating cavity communicates with the second sub-accommodating cavity to form a receiving cavity, and one end of the first sub-accommodating cavity away from the second sub-accommodating cavity is opened First opening. In this way, by opening the first opening at the end of the first sub-accommodating cavity, the opening area is larger, and it is more convenient to put the first detection part and the second detection part from the opening.

In an embodiment, the mounting portion provided adjacent to the first opening is located at the edge of the housing. It can be understood that the mounting portion provided adjacent to the first opening is formed by extending the edge of the housing in a direction parallel to the axial direction of the housing.

In order to enable the passive device to transmit signals, in one of the embodiments, the passive device 10 further includes a signal transmitting module, the signal transmitting module is arranged in the housing 100, the sensing module and the signal The transmitting module is electrically connected. That is, if the first detection element is an induction module, the first detection element is electrically connected to the signal transmission module, and if the second detection element is an induction module, the second detection element is connected to the signal The transmitting module is electrically connected. In this way, when the induction module and the magnetic part move relative to each other and generate induced electric energy, the induction module generates a current and transmits it to the signal transmitting module. The signal transmitting module receives the current generated by the induction module and then energizes to generate a preset signal.

In an embodiment, the preset signal is at least one of a wireless signal, a sound signal, an optical signal, and a vibration signal. In an embodiment, the wireless signal is at least one of a Bluetooth signal, a WIFI signal, an infrared signal, and a radio frequency signal. In an embodiment, the sound signal may be a continuous sound, such as playing a preset recorded audio or a buzzer. In an embodiment, the light signal may emit flickering light. In an embodiment, the vibration signal may generate vibration. Further, the preset signal is a wireless signal, which can be understood as the signal transmitting module is a wireless transmitting module; further, the wireless signal is at least one of a Bluetooth signal, a WIFI signal, an infrared signal, and a radio frequency signal Kind. Of course, the wireless signal is not limited to this.

In order to be able to transmit signals that are more easily received by the outside, in one of the embodiments, as shown in FIG. 3, a PCB (Printed Circuit Board) 110 is provided in the housing 100, and the signal transmitting module It is arranged on the PCB 110, and the signal transmitting module is electrically connected to the PCB. In an embodiment, the signal transmitting module is electrically connected to the induction module through a PCB, and the PCB is electrically connected to the induction module through a connector. In an embodiment, the signal transmitting module abuts against the sensing module 300, and the signal transmitting module is electrically connected to the sensing module 300 through its pins. In an embodiment, a circuit structure is provided on the PCB 110, and the signal transmitting module is electrically connected to the circuit structure on the PCB 110. In an embodiment, the circuit structure includes a signal amplifying circuit, the signal transmitting module is electrically connected to the signal amplifying circuit on the PCB 110, and the signal amplifying circuit is used to receive the signal transmitting module from the sensing module 300 The current signal is amplified. When the current generated by the sensing module is small, through the circuit structure on the PCB 110, the current generated by the sensing module can finally be amplified into a preset signal and be more easily received by the outside.

In order to make the first detection element and the second detection element produce relative motion and generate induced electric energy when the housing moves in a preset direction, in one of the embodiments, as shown in FIG. 3, the second detection element 300 is fixed Is disposed on the side wall of the housing 100, the second detecting member 300 has a hollow structure, and the inner side of the second detecting member 300 is formed with a movable hole communicating with the receiving cavity, that is, the movable hole The hole wall is an inner side wall of the second detecting member 300, and the first detecting member 200 is movably arranged in the receiving cavity 401 and movably passes through the movable hole. In an embodiment, the shape of the second detecting member 300 is a ring. In an embodiment, the second detecting member is located in the middle of the housing. In this way, the second detecting member can be fixedly arranged on the side wall of the housing without additional fixing brackets, and the first detecting member moves in the receiving cavity and passes through the movable when the housing moves in the preset direction. Hole, so that the magnetic part and the induction module produce relative movement and generate induced electric energy.

In order to fix the second detection element in the housing, in one of the embodiments, as shown in FIG. 3, the side wall portion of the housing 100 protrudes toward the receiving cavity 401 to form a step 412, and the first The second detecting member 300 is arranged on the step portion 412, and the side surface of the second detecting member 300 abuts against the side wall of the housing 100 or is filled with sealant between the side wall of the housing 100 413, the side of the second detecting member 300 facing away from the step portion 412 abuts against the first sealing cover 430 or is filled with a sealant 413 between the first sealing cover 430. In this way, the second detection element is set on the stepped portion by providing a resisting portion in the housing, and then the second detection element is fixed to the side wall of the housing through the sealant or the second detection element is directly connected to the side of the housing. The wall abuts, the second detection element is fixed to the first sealing cover through the sealant or the second detection element is directly abutted against the first sealing cover, so that the second detection element is fixedly arranged in the housing.

In order to protect the first detection component, in one of the embodiments, as shown in FIG. 3, at least one end of the receiving cavity 401 is provided with a first buffer portion 441, and the first detection component 200 is movably disposed on the Between the two ends of the receiving cavity 401. In an embodiment, one end of the receiving cavity 401 is provided with a first buffer portion 441, and the first detection member 200 is movably arranged between two ends of the receiving cavity 401. In an embodiment, two ends of the receiving cavity 401 are respectively provided with first buffer portions 441, and the first detection member 200 is movably provided between the two first buffer portions 441. Since when the first detection part is controlled to move in the housing, the first detection part will collide with the housing when it moves to the two ends of the sliding cavity. By setting the first buffer part at the end of the receiving cavity where the first detection part moves, The first detection member can be protected under the action of the first buffer part. In an embodiment, the first buffer portion is a rubber pad.

In order to enable the induction module to generate a larger current, in one of the embodiments, the first detection element is a magnetic element, and the number of the magnetic element is two, and they are respectively a first magnetic element and a second magnetic element. The first magnetic member and the second magnetic member are arranged in the same polarity, the receiving cavity has opposite first and second ends, and the first magnetic member is arranged at the first end of the receiving cavity And fixedly connected with the housing, and the second magnetic member is movably arranged between the first end and the second end of the receiving cavity. By fixing the first magnetic piece at the first end of the containing cavity, and movably installing the second magnetic piece between the first end and the second end of the containing cavity, since the polarities of the first magnetic piece and the second magnetic piece are the same When the housing moves in the preset direction, that is, generally moves in the direction from the first end to the second end of the movable cavity, the second magnetic member moves toward the end where the first magnetic member is located, so that the sensing module can generate an electrical signal After the housing stops moving, the second magnetic member moves away from the end where the first magnetic member is located under the action of the repulsive force of the first magnetic member, so that the induction module can generate an electrical signal again and increase the current generated by the induction module At the same time, because the second magnetic element avoids approaching the first magnetic element under the repulsive force of the first magnetic element when the housing is stationary, it is avoided that the second magnetic element is opposed to the sensing module before the housing moves in the preset direction. Motion causes the induction module to generate induced electric energy and generate an error signal.

In order to enable the induction module to generate a larger current, in another embodiment, as shown in FIG. 3, an elastic member 450 is further provided in the housing 100, and the receiving cavity 401 has a first end and a first end opposite to each other. At two ends, the elastic member 450 is arranged at the first end of the receiving cavity 401 and is fixedly connected to the housing 100, and the first detecting member 200 is movably arranged at the first end and the second end of the receiving cavity 401 Between the two ends. In an embodiment, the elastic member 450 is disposed at the first end of the receiving cavity 401 and fixedly connected to the housing 100, and the second end of the receiving cavity 401 is provided with a first buffer portion 441. By arranging the elastic element, and the first detecting element stays at the second end of the movable cavity when the passive device is ready to work, when the housing moves in the preset direction, it is generally towards the first end to the second end of the movable cavity When moving in the direction, the magnetic element set due to inertial motion moves toward the first end of the movable cavity, so that the induction module can generate an electrical signal. After the housing stops moving, the movable magnetic element is under the action of the restoring force of the elastic element. It will move toward the second end of the movable cavity, so that the induction module can generate an electrical signal again and increase the current generated by the induction module. In this embodiment, the elastic member is a spring.

In order to facilitate the installation of the first detection component and the second detection component, in another embodiment, as shown in FIGS. 4 to 7, a bracket 400 is provided in the housing 100, and the bracket 400 is provided with a sliding cavity 402, The first detection element 200 is movably arranged in the sliding cavity 402, the second detection element 300 has a hollow structure, and the second detection element 300 is arranged around the outside of the bracket 400. By providing the bracket, the first detection member can be arranged in the bracket and slide in the sliding cavity, and the second detection member can be arranged around the outer side wall of the bracket, which is convenient for fixing the first detection member and the second detection member. It can be understood that the space of the receiving cavity 401 is larger than the space of the sliding cavity 402, and the bracket 400 is disposed in the receiving cavity 401.

In an embodiment, the signal transmitting module is arranged on the bracket 400. In one embodiment, as shown in FIGS. 4 to 7, the housing 100 is provided with a PCB 110, the signal transmitting module is soldered on the PCB 110, and the PCB 110 is provided on the bracket 400.

In one embodiment, as shown in FIG. 7, the shape of the PCB 110 is a ring shape, and the PCB 110 is arranged around the outside of the bracket 400. In one embodiment, the PCB 110 is provided with a jack, the bracket 400 is provided with a plug portion 470, the plug portion 470 is provided with a connector 471, and the PCB 110 is provided on the plug portion And the connector passes through the jack, and the PCB and the second detecting member are electrically connected through the connector 471. In an embodiment, the insertion portion is provided with a clamping groove 403, and the connector 471 is clamped in the clamping groove 403.

In order to protect the movable magnetic parts, in one of the embodiments, as shown in FIGS. 4 and 6, at least one end of the sliding cavity 402 is provided with a second buffer part 442, and the first detection part 200 is movably arranged Between the two ends of the sliding cavity 402. In an embodiment, one end of the sliding cavity 402 is provided with a second buffer portion 442, and the first detection member 200 is movably arranged between the two ends of the sliding cavity 402. In an embodiment, two ends of the sliding cavity 402 are respectively provided with second buffer portions 442, and the first detection member 200 is movably provided between the two second buffer portions 442. When the magnetic part is controlled to move in the housing, the magnetic part will collide with the housing when it moves to the two ends of the sliding cavity. By setting a buffer part at both ends of the sliding cavity where the magnetic part moves, the magnetic part is in the buffer part. The role is protected. In an embodiment, the second buffer portion is a rubber pad.

In one of the embodiments, the first detection element is a magnetic element, the number of the magnetic element is two, and the number is a first magnetic element and a second magnetic element, the first magnetic element and the second magnetic element The polarities of the magnetic parts are the same, the sliding cavity has opposite first and second ends, the first magnetic part is arranged at the first end of the sliding cavity and is fixedly connected to the bracket, the first Two magnetic parts are movably arranged between the first end and the second end of the sliding cavity.

In an embodiment, as shown in FIG. 4, the bracket 400 is further provided with an elastic member 450, the sliding cavity 402 has a first end and a second end opposite to each other, and the elastic member 450 is disposed on the sliding The first end of the cavity 402 is fixedly connected to the bracket 400, and the first detection member 200 is movably arranged between the first end and the second end of the sliding cavity 402. In an embodiment, the elastic member 450 is disposed at the first end of the sliding cavity 402 and is fixedly connected to the housing 100, and the second end of the sliding cavity 402 is provided with a second buffer portion 442. In an embodiment, the elastic member is a spring. In an embodiment, the second buffer portion is a rubber pad.

In order to facilitate the fixing of the sensing module on the bracket, in one of the embodiments, as shown in FIG. 5, the bracket 400 includes a bracket body 411, a first blocking portion 410, and a second blocking portion 420. The first blocking portion 410 and the second blocking portion 420 are arranged in parallel and spaced apart, and the bracket body 411 penetrates the first blocking portion 410 and the second blocking portion 420 respectively, and the sliding cavity 402 is opened on the bracket body 411, and the second detection member 300 is arranged around the outside of the bracket body 411 and is clamped between the first blocking portion 410 and the second blocking portion 420. In this way, by providing the first blocking portion and the second blocking portion, the induction module is clamped between the first blocking portion and the second blocking portion, which facilitates the firm fixing of the second detection member on the bracket. In an embodiment, the bracket body is a hollow cylindrical shape. In an embodiment, the first blocking portion and the second blocking portion are disc-shaped.

In an embodiment, the signal transmitting module is disposed on the first blocking portion 410 or the second blocking portion 420. In an embodiment, the housing 100 is provided with a PCB 110, the signal transmitting module is provided on the PCB 110, and the PCB 110 is provided on the first blocking portion 410 or the second blocking portion 420 on.

In order to facilitate putting the magnetic part into the holder, in one of the embodiments, as shown in FIG. 4, a second opening 102 is opened at one end of the sliding cavity 401, and a second seal is provided on the second opening 102. Cover 480. By opening the second opening 102 in the sliding cavity 401, the first detection member 200 can be conveniently placed into the bracket 400 through the second opening 102. In one embodiment, the two ends of the sliding cavity 401 are respectively provided with the second openings 102, and each of the two second openings 102 is covered with a second sealing cover 480. In an embodiment, the second sealing cover 480 is detachably connected to the bracket 400. In an embodiment, the second sealing cover 430 is screwed to the bracket 400; in an embodiment, the second sealing cover 430 is plugged into the bracket 400; in an embodiment, the The second sealing cover 430 is clamped to the bracket 400.

In order to conveniently arrange the bracket, the sensing module and the magnetic part in the housing and to protect the bracket, the sensing module and the magnetic part, in one of the embodiments, as shown in FIG. 4, the housing 100 has a receiving cavity 401, A first opening 101 is opened at one end of the accommodating cavity 401, the sensing module 300 and the bracket 400 are both arranged in the accommodating cavity 401, and the second detection member 300 is arranged around the outside of the bracket 400, so The bracket 400 is provided with a sliding cavity 401, the first detection member 200 is movably arranged in the sliding cavity 401, and the receiving cavity 401 is filled with a sealant 413 to connect the bracket 400 and the second The detection part 300 is sealed. By opening the first opening 101 at one end of the receiving cavity 401, it is convenient to arrange the bracket 400, the first detecting member 200 and the second detecting member 300 in the housing 100, and the remaining space in the receiving cavity 401 is filled with sealant 413, The bracket 400 and the second detection component are sealed in the receiving cavity 120 to protect the bracket 400, the sensing module 300 and the magnetic component 200.

In an embodiment, the present application also provides a washing tub, which includes the passive device described in any of the above embodiments.

In an embodiment, the present application further provides a washing tub assembly. The washing tub assembly includes a washing tub and the passive device as described in any of the above embodiments, and the casing is connected to the washing tub.

In an embodiment, the washing tub assembly includes a washing tub and a passive device connected to the washing tub; the passive device includes a housing, a first detecting part and a second detecting part, the first detecting Both the first and second detection parts are arranged in the housing, wherein one of the first detection part and the second detection part is a magnetic part, and the first detection part and the The other one of the second detection elements is an induction module, and the first detection element and the second detection element generate relative motion and generate induced electric energy when the housing moves in a preset direction; the housing and The washing tub is connected.

In order to make it easier to understand the washing tub assembly of the washing machine of the present application, the washing tub assembly of the washing machine of the present application will be further described below with reference to the accompanying drawings.

In one embodiment, as shown in FIGS. 1 to 3 and 8 to 9, the washing tub assembly 20 of the washing machine includes a washing tub 500 and a passive device 10 connected to the washing tub 500; The device 10 includes a casing 100, a first detection component 200 and a second detection component 300, and the first detection component 200 and the second detection component 300 are both arranged in the casing 100. Wherein, one of the first detection element 200 and the second detection element 300 is a magnetic element, the other of the first detection element 200 and the second detection element 300 is an induction module, and the The first detecting member 200 and the second detecting member 300 generate relative motion and generate induced electric energy when the housing 100 moves in a predetermined direction; the housing 100 is connected to the washing tub 500.

In an embodiment, the passive device is fixedly arranged at the bottom of the washing tub. In one embodiment, the passive device is fixedly arranged at the bottom of the washing tub and located inside the tub. In another embodiment, the passive device is fixedly arranged on the bottom of the washing tub and located outside the tub. . In an embodiment, the passive device is fixedly arranged on the top of the washing tub. In one embodiment, the passive device is fixedly arranged on the top of the washing tub and located inside the tub. In another embodiment, the passive device is fixedly arranged on the top of the washing tub and located outside the tub. . In an embodiment, the passive device is fixedly arranged on the side wall of the washing tub. In one embodiment, the passive device is fixedly arranged on the inner side wall of the washing tub, that is, located in the tub. In an embodiment, the passive device is fixedly arranged on the outer side wall of the washing tub, that is, located outside the tub. Preferably, the passive device is fixedly arranged at the bottom of the washing tub and located outside the tub.

In one embodiment, the washing tub is a small tub of a washing machine, that is, a tub-in-tub containing a large tub and a small tub. The small tub in the washing machine has a smaller volume. In an embodiment, the housing moves in a circular motion in a preset direction along with the rotation of the washing tub, and the first detection part and the second detection part are facing the preset direction in the housing. When the direction makes a circular motion, relative motion and induced electric energy are generated. In an embodiment, the movement direction of the first detection element or the second detection element relative to the housing is in a tangential direction of the preset direction. In one embodiment, the extension direction of the sliding cavity is in a tangential direction of the preset direction.

The above-mentioned washing tub assembly 20 is provided with a passive device 10 on the washing tub 500. When the washing machine generates an instruction to control the movement of the washing tub in a preset direction, the passive device 10 is fixedly installed on the washing tub. When placed in the washing machine, the washing tub will drive the housing 100 to move in a preset direction, so that the sensing module and the magnetic part in the housing 100 move relative to each other, so that the sensing module generates electrical signals and can be received by the receiving device. That is, if the receiving device receives the electrical signal, it is determined that the washing tub is installed in the washing machine. If it does not receive the electrical signal, it is determined that the washing tub is not placed in the washing machine. Therefore, a passive device can be installed on the washing tub. And make the washing machine generate instructions to control the rotation of the washing tub to detect whether the passive device 10 generates an electrical signal to automatically determine whether the washing tub is installed in the washing machine, so that the washing tub can be automatically determined by the washing machine to automatically determine whether the washing tub exists. Choosing whether to use the washing tub for washing washing procedures can also avoid washing errors caused by incorrect selection procedures. For example, when the washing tub is a small tub of a tub-in-tub washing machine, when the washing machine automatically determines that there is a small tub, it automatically selects the small tub washing program that uses the small tub for washing. When the washing machine automatically determines that there is no small tub, Then, the vat washing program that uses the vat for washing is automatically selected, that is, the conventional washing program. A passive device is used to detect whether the washing tub is placed in the washing machine, without the need to connect the passive device to an external power source, and the structure design is simple.

In order to avoid affecting the washing inside the washing tub and preventing the passive device from contacting too much water and failing, in one of the embodiments, as shown in FIG. 9, the passive device 10 is fixedly arranged on the washing tub 500 and Located outside the washing tub 500. Since the interior of the washing tub 500 needs to be washed, water will be injected. If the passive device 10 is installed in the washing tub 500, it may block the clothes in the washing tub 500 and affect the washing inside the washing tub 500. Make the passive device 10 too much contact with water. When the passive device 10 is not tight enough, water may enter the passive device 10 and affect the induction module to generate electrical signals. However, by setting the passive device 10 in the washing machine The outside of the barrel 500 avoids affecting the washing inside the washing barrel 500 and prevents the passive device 10 from being ineffective due to excessive contact with water.

In order to facilitate the accommodation of passive devices, in one of the embodiments, as shown in FIG. 9, an installation groove 501 is opened at the bottom of the washing tub 500, and the passive device 10 is installed in the installation groove 501. In an embodiment, the mounting groove 501 is annular. Due to the small thickness of the side wall of the washing tub 500, it is inconvenient to slot the passive device 10 and directly expose the passive device 10 outside the washing tub 500 without slotting, which affects the integrity of the washing tub 500 and makes the washing tub 500 The structure of is not concise. By opening the installation slot 501 at the bottom, it is convenient to house the passive device 10 at the bottom of the washing tub 500 without damaging the integrity of the washing tub 500, making the structure of the washing tub 500 simple.

In one embodiment, as shown in FIG. 9, the opening of the installation tank 501 is located outside the bucket of the washing tub. In another embodiment, the opening of the installation tank is located inside the bucket of the washing tub. In one embodiment, as shown in FIG. 9, the bottom of the washing tub 500 is provided with an installation groove 501, the installation groove 501 is arranged adjacent to the edge of the washing tub 500, and the passive device is fixedly arranged on the In the installation slot. In one embodiment, as shown in FIG. 9, the bottom of the washing tub 500 is provided with a pulsator mounting portion 510, and the mounting groove 501 is located between the pulsator mounting portion 510 and the edge of the washing tub 500 , The pulsator installation part is used to install the washing tub pulsator. In this way, the position of the installation groove avoids the position where the pulsator is installed, so as to avoid affecting the installation of the washing tub on the pulsator. It should be noted that the shape and structure of the pulsator mounting portion is designed according to the prior art, and will not be repeated here.

In order to make it easier to set the casing on the washing tub, in one of the embodiments, as shown in FIGS. 1 and 11, the casing 100 includes a first sub-shell 111 and a second sub-shell that are integrally formed. 112. The inside of the first sub-housing 111 and the inside of the second sub-housing 112 are in communication with each other, and the cross-sectional area of the first sub-housing 111 is larger than that of the second sub-housing 112 Area, wherein the distance between the first sub-shell 111 and the center of the bottom of the washing tub 500 is smaller than the distance between the second sub-shell 112 and the center of the bottom of the washing tub 500. In an embodiment, both the first sub-housing 111 and the second sub-housing 112 have a cylindrical hollow structure, and the diameter of the first sub-housing 111 is larger than that of the second sub-housing The diameter of 112. It can be understood that the housing is composed of two sub-housings with different cross-sectional areas. A cylinder with a larger cross-sectional area can have a larger internal space, which can be used for fixed or movable installation of the first detection element and the second The detection element, a cylinder with a smaller diameter, usually has a smaller internal space, which can be used to movably set one of the first detection element and the second detection element, but when the passive device is fixed at the bottom of the washing tub, Since the bottom of the washing tub is circular and the central axis of the shell is linear, the first sub-shell with a larger cross-sectional area can be close to the center of the bottom, and the second sub-shell with a smaller cross-sectional area is close to the bottom. The second sub-shell gives way to the edge of the bottom of the washing tub, making it easier to set the casing on the washing tub.

In order to fix the passive device in the mounting groove, in one of the embodiments, as shown in FIG. 10, a fixing portion 520 is provided in the mounting groove 501, and the housing 100 is connected to the fixing portion 520. By providing the fixing part 520, the passive device 10 can be fixed in the installation groove 501, and the passive device 10 is prevented from falling from the washing tub 500 during the rotation of the washing tub 500.

In one of the embodiments, the housing and the fixing part are detachably connected. In one of the embodiments, the housing is plugged into the fixing part. In one of the embodiments, the housing is clamped to the fixing part. In one of the embodiments, the housing is screwed to the fixing part. By making the shell and the fixing part detachably connected, the passive device can be easily detached from the washing tub.

In an embodiment, as shown in FIGS. 1, 10 and 11, a mounting portion 130 is further provided on the outside of the housing 100, and the mounting portion 130 is connected to the fixing portion 520. In an embodiment, the mounting portion 130 and the fixing portion 520 are detachably connected. In one embodiment, the mounting portion is plugged into the fixing portion. In one embodiment, the mounting portion is snap-fitted to the fixing portion. In one embodiment, the mounting portion is connected to the fixing portion. Department screw connection.

In this embodiment, as shown in FIG. 1, the mounting portion 130 is provided with a mounting hole 103, and the mounting portion 130 is connected to the fixing portion 520 through the mounting hole 103. For example, the mounting part is connected to the fixing part by using a screw to penetrate the mounting hole. Specifically, the fixing portion is provided with a screw hole, and the inner side of the mounting hole is provided with a thread. In this embodiment, as shown in FIG. 11, the two ends of the housing 100 are respectively provided with mounting portions 130, the mounting groove 501 is provided with two fixing portions 520, and each mounting portion is connected to a The fixing parts are connected in one-to-one correspondence. That is, one of the mounting parts is connected to one of the fixing parts, and the other of the mounting parts is connected to the other fixing part. In this embodiment, as shown in FIGS. 1 and 11, one of the mounting portions 130 is located at the end of the casing 100 and is disposed adjacent to the edge of the casing 100. In this way, the mounting portion provided adjacent to the edge of the casing can prevent it from blocking the induction module and the magnetic member from entering from the end of the casing to be accommodated in the casing. In this embodiment, each of the mounting parts is respectively provided with the mounting hole.

In order to facilitate the installation of the passive device and the fixing part, in one of the embodiments, as shown in FIGS. 10 and 11, a supporting part 530 is further provided in the mounting groove 501, and the supporting part 530 is located at the two Between the fixing portions 520, the housing 100 is disposed on the supporting portion 530, and the shape of the surface of the supporting portion 530 that abuts the housing 100 is the same as that of the housing 100 and the supporting portion 530. Match the shape of the connected surface. By providing the supporting portion 530, the passive device 10 can be placed on the supporting portion 530 first, and then the mounting portion 130 of the passive device 10 and the fixing portion 520 can be aligned and connected, which makes the installation more convenient, especially when the mounting portion 130 and the fixing When the size of the portion 520 is small and cannot support the passive device 10, the supporting portion 530 is provided to make the installation of the passive device 10 more convenient. In one embodiment, the housing is cylindrical, and the shape of the surface of the support portion abutting the housing is an arc shape.

In order to save material, in one embodiment, the supporting portion includes a plurality of supporting ribs, each of the supporting ribs is located between the two fixing portions, and the surface of each supporting rib abutting the housing The shape of the shell is matched with the shape of the abutting surface of the support member, and the shell is arranged on each of the support ribs, that is, the shape of the surface of each support rib matches the shape of the shell and the support rib. The shape of the surface of the abutment part matches. In this embodiment, the number of the supporting ribs is three. By providing the supporting ribs, the material of the supporting part can be saved, and the supporting effect is also achieved. In an embodiment, the first sub-housing is arranged on two adjacent supporting ribs, and the second sub-housing is arranged on the other supporting rib. In an embodiment, the surfaces of two adjacent supporting ribs respectively abut the shape of the surface of the first sub-shell and the first sub-shell and the adjacent two supporting ribs The shapes of the surfaces that abut on the surfaces of the other support ribs match the shapes of the surfaces that abut the second sub-shell and the second sub-shell and the other support rib. Match the shape of the surface against which the surface abuts.

In order to protect the passive devices in the installation groove, in one embodiment, as shown in FIGS. 8 and 9, the installation groove 501 is covered with a protective cover 600. In an embodiment, the protective cover 600 seals the installation groove 501. By setting the protective cover 600 to cover the installation tank 501, the integrity of the washing tub 500 is maintained and the passive device 10 in the installation tank 501 can be protected.

In an embodiment, the protective cover is detachably connected to the washing tub. In an embodiment, the protective cover is plugged into the washing tub. In an embodiment, the protective cover is clamped to the washing tub. In one embodiment, the protective cover is screwed to the washing tub.

In order to facilitate the installation of the protective cover on the installation groove, in one embodiment, as shown in FIG. 9, a plurality of plug posts 540 are provided in the installation groove 501, and a plurality of plug holes are opened on the protective cover 600 , Each of the plug posts 540 are respectively inserted in the plug holes one by one. By setting the plug post 540 in the installation groove 501 and the plug hole on the protective cover 600, it is convenient to cover the protective cover 600 on the installation groove 501. In an embodiment, the protective cover is provided with a plurality of protrusions, the protrusions are arranged toward the washing tub, and each of the insertion holes is respectively opened in one of the protrusions.

In an embodiment, as shown in FIG. 9, the bottom of the protective cover 600 is provided with a buffer tank 610, the opening of the buffer tank 610 faces the outside of the washing tub 500, and the buffer tank 610 is used to set Cushion. In one embodiment, the protective cover is provided with drainage holes 620.

In an embodiment, the present application also provides a tub-in-tub washing machine, which includes the washing tub assembly as described in any of the above embodiments. In one embodiment, the washing tub is a small tub.

In the above washing machine, a passive device is installed on the washing tub. When the washing machine generates an instruction to control the movement of the washing tub in a preset direction, since the passive device is fixedly installed on the washing tub, if the washing tub is placed in the washing machine, Then the washing tub will drive the housing to move in the preset direction, so that the sensing module and the magnetic part in the housing move relative to each other, so that the sensing module generates an electrical signal and can be received by the receiving device, that is, if the receiving device receives the electrical signal, It is determined that the washing tub is installed in the washing machine. Otherwise, if the electric signal is not received, it is determined that the washing tub is not placed in the washing machine. Therefore, a passive device can be installed on the washing tub and the washing tub can be controlled to rotate. The instruction to detect whether the passive device generates an electrical signal to automatically determine whether the washing tub is installed in the washing machine, so that the washing tub can be automatically selected for washing when the washing tub can be automatically determined by the washing machine It can also avoid washing errors caused by wrong selection of the program. For example, when the washing tub is a small tub of a tub-in-tub washing machine, when the washing machine automatically determines that there is a small tub, it automatically selects the small tub washing program that uses the small tub for washing. When the washing machine automatically determines that there is no small tub, Then, the vat washing program that uses the vat for washing is automatically selected, that is, the conventional washing program. The passive device is used to detect whether the washing tub is placed in the washing machine, without the need to connect the passive device to an external power source, and the structure design is simple.

In one embodiment, the present application provides a washing tub assembly, the washing tub assembly includes a washing tub and a washing tub pulsator movably connected to the washing tub, the bottom of the washing tub faces the inner side of the washing tub A positioning groove is recessed, the washing tub pulsator is provided with a positioning portion protruding toward the surface of the washing tub, the positioning portion is movably arranged in the positioning groove, and the washing tub assembly further includes a first detecting member And a second detection element, the first detection element is arranged on the washing tub, the second detection element is arranged on the positioning part, wherein the first detection element and the second detection element One of the components is a magnetic component, and the other of the first detection component and the second detection component is an induction module, and the induction module generates induced electric energy when moving relative to the magnetic component.

In one embodiment, when the positioning portion moves in the positioning slot, the induction module generates a relative movement with the magnetic member to generate induced electric energy. That is, the magnetic element generates a magnetic field, the sensing module includes a closed circuit, and when the positioning portion moves in the positioning slot, the closed circuit generates a magnetic line of induction when a part of the conductor of the closed circuit cuts the magnetic element Induction of electrical energy.

In order to facilitate the understanding of the washing tub assembly of the present application, the washing tub assembly of the present application will be further described below with reference to the accompanying drawings.

In one embodiment, as shown in FIGS. 12 to 14, the washing tub assembly 21 includes a washing tub 1100 and a washing tub pulsator 1200 movably connected to the washing tub 1100, that is, the washing tub 1100 is detachably Installed on the washing tub pulsator 1200, the bottom of the washing tub 1100 is recessed with a positioning groove 1101 toward the inner side of the washing tub 1100, that is, the bottom portion of the washing tub 1100 is recessed toward the inner side of the washing tub to form Positioning groove 1101, the opening of the positioning groove 1101 faces the outside of the washing tub 1100, that is, the opening direction of the positioning groove 1101 is opposite to the opening direction of the washing tub 1100.

The washing tub pulsator 1200 is provided with a positioning portion 1210 protruding toward the surface of the washing tub 1100, and the positioning portion 1210 is movably arranged in the positioning groove 1101. It can be understood that the washing tub 1100 is installed on the washing tub pulsator 1200 by setting the positioning groove 1101 on the positioning portion 1210 of the washing tub pulsator 1200. When the washing tub 1100 is installed on the washing tub pulsator 1200, When the washing tub pulsator 1200 is installed or removed, the positioning portion 1210 and the positioning groove 1101 will move relative to each other. In this embodiment, the washing tub 1100 is a small tub, that is, a small tub of a tub-in-tub washing machine, and the washing tub pulsator 1200 is a small tub pulsator. By disposing the washing tub 1100 on the washing tub pulsator 1200, the washing tub pulsator 1200 drives the washing tub 1100 to rotate.

The washing tub assembly 21 further includes a first detecting member 1300 and a second detecting member 1400, and the first detecting member 1300 is disposed on the washing tub 1100. The second detection element 1400 is disposed on the positioning portion 1210, wherein one of the first detection element 1300 and the second detection element 1400 is a magnetic element, and the first detection element 1300 and the The other one of the second detecting parts 1400 is a sensing module. In an embodiment, the magnetic member is a magnet. In an embodiment, the induction module is an induction coil.

In the above-mentioned washing tub assembly 21, the first detecting member 1300 is provided on the washing tub 1100, the second detecting member 1400 is provided on the positioning portion 1210 of the washing tub pulsator 1200, and the first detecting member 1300 and the second detecting member 1400 are respectively It is one of the magnetic part and the sensing module. In this way, when the washing tub 1100 is installed on the washing tub pulsator 1200, the positioning portion 1210 is gradually inserted into the positioning groove 1101 during the installation process, and the sensing module cuts the magnetic induction line at the same time. The magnetic flux passing through the sensing module changes, and the sensing module generates electrical signals that are received by the washing machine controller and other receiving devices. It is determined that the washing tub 1100 has been installed. When the washing tub 1100 is removed from the washing tub pulsator 1200, the disassembly process is in progress The positioning part 1210 gradually separates from the positioning slot 1101, and the induction module cuts the magnetic induction line, so that the magnetic flux passing through the induction module changes. The electric signal generated by the induction module is received by the receiving device such as the controller of the washing machine. It is determined that the washing tub 1100 has been removed. It can be determined whether the washing tub 1100 is currently installed or removed according to how many times the electric signal is generated. When applied to a washing machine, when the washing tub is a small tub, the washing machine can automatically choose to use the washing program of the big tub or the washing program of the small tub when it can automatically determine whether the washing tub 1100 is installed, and it can also avoid the mistake of selecting the program. Causes washing errors.

In an embodiment, the first detection element is a magnetic element, and the second detection element is an induction module. In another embodiment, the first detection element is an induction module, and the second detection element is a magnetic element. In one embodiment, the first detection member is located inside the washing tub, that is, the first detection member is located in the tub of the washing tub; in another embodiment, the first detection member is located In the installation tank, that is, the first detection member is located outside the washing tub. In an embodiment, the shape of the first detection element is a ring. In an embodiment, the shape of the second detecting member is a ring.

In order to generate a larger current, in one of the embodiments, the first detecting member is at least partially aligned with the side wall of the positioning groove 1101. It can be understood that when the washing tub 1100 is placed horizontally, that is, when it is installed on the washing tub pulsator 1200 to be used, the first detecting member 1300 and a part of the space of the positioning tank 1101 are located on the same horizontal plane. By aligning the first detection member with the positioning slot, when the positioning portion is inserted into the positioning slot, the induction module cuts the magnetic induction line to generate a stronger current, which is easier to be received by the receiving device.

In order to enable the washing tub assembly to automatically transmit the generated electrical signals, in one of the embodiments, the induction module includes an induction coil and a signal emission sub-module, and the induction coil and the signal emission sub-module are electrically connected, so The induction coil and the signal transmitting sub-module are both arranged on the washing tub and aligned with the positioning groove or both are arranged on the positioning part. That is, when the first detection element is an induction module, the induction coil and the signal transmission sub-module are both arranged on the washing tub and aligned with the positioning groove, and when the second detection element is an induction module, The induction coil and the signal transmission sub-module are both arranged on the positioning part. In an embodiment, the induction module has a first housing, and the induction coil and the signal transmitting sub-module are both disposed in the first housing. In this way, when the induction module and the magnetic part move relative to each other so that the induction coil generates an electric signal, the electric signal is transmitted to the signal transmitting sub-module, and the signal transmitting sub-module receives the electric signal and generates a preset signal to transmit.

In an embodiment, the preset signal is a wireless signal. It can be understood that the signal transmission sub-module is a wireless transmission module. Furthermore, the wireless signal is at least one of a Bluetooth signal, a WIFI signal, an infrared signal, and a radio frequency signal. Of course, the wireless signal is not limited to this.

In order to generate a larger current, in one of the embodiments, as shown in FIG. 14, the first detecting member 1300 is arranged close to the bottom of the washing tub 1100. Since the positioning part of the washing tub pulsator is inserted into the positioning groove of the washing tub, the positioning part is gradually inserted from the bottom of the washing tub toward the top of the washing tub, by placing the first detection member close to the bottom of the washing tub , Can make the positioning part inserted into the positioning slot process, the second detection part on the positioning part and the first detection part located near the bottom of the washing tub can prolong the process of the induction module cutting the magnetic line of induction as much as possible, resulting in stronger and stronger Long electrical signal. In an embodiment, the first detecting member is arranged at the bottom of the washing tub.

In order to generate a larger current, in one of the embodiments, as shown in FIG. 13, the second detecting member 1400 is disposed on the positioning portion 1210 adjacent to the washing tub 1100. In the process of inserting the positioning part of the washing tub pulsator into the positioning groove of the washing tub, the positioning part is gradually inserted from the top into the installation groove, and the second detection part is close to the positioning part adjacent to the washing tub. The position is set on the top of the positioning part, which can make the second detection part near the top of the positioning part and the first detection part on the washing tub in the process of inserting the positioning part into the positioning slot can extend the magnetic induction line of the induction module as much as possible The process produces a greater current. In an embodiment, the second detecting member is arranged on the top of the washing tub pulsator.

In order to enhance the electrical signal generated by the sensing module, in one of the embodiments, as shown in FIGS. 15 to 17, the first detection member 1300 has a hollow structure, and a mounting hole is formed inside the first detection member 1300, The bottom of the washing tub is provided with a mounting portion 1110, the positioning groove 1101 is opened on the mounting portion 1110, the first detection member 1300 is arranged around the outside of the mounting portion 1110 and the mounting portion 1110 penetrates Set the mounting hole. By arranging the first detecting member as a hollow structure surrounding the mounting part, that is, surrounding the positioning slot, the induction module can cut more magnetic lines, and the electric signal generated by the induction module is stronger and easier to be detected. In an embodiment, the shape of the first detection element is a ring.

In order to more firmly set the first detection member on the mounting portion, in one of the embodiments, as shown in FIGS. 15 to 17, a bracket 1111 is provided on the outer side of the mounting portion 1110, and the bracket 1111 is arranged around An annular fixing groove 1301 is formed on the outer side of the bracket 1111 on the outer side of the mounting portion 1110, and the first detecting member 1300 is embedded in the fixing groove 1301. By fixing the first detecting member to the outside of the mounting portion through the bracket, the first detecting member is relatively firmly set on the mounting portion. In an embodiment, the height of the fixing groove is equal to the height of the first detecting member. In this way, the first detection element can be stuck in the fixing groove, and the shaking of the first detection element can be avoided.

In one embodiment, as shown in FIG. 14, a waterproof sealing cover 1112 is further provided on the outer side of the mounting portion, and the waterproof sealing cover 1112 seals the fixing groove 1301. By arranging a waterproof sealing cover on the fixing groove, it is possible to prevent water from entering the fixing groove and affecting the work of the first detection component. In an embodiment, the first detecting member abuts against the waterproof sealing cover.

In an embodiment, as shown in FIGS. 16 and 17, the bracket is provided with a receiving slot 1302, the first detection module 1300 is an induction module, and the induction module includes an induction coil 1310 and a signal transmission sub-module 1320, The induction coil 1310 is electrically connected to the signal transmission sub-module 1320, the induction coil 1310 is embedded in the fixing slot 1301, and the signal transmission sub-module 1320 is disposed in the receiving slot 1302. In one embodiment, the waterproof sealing cover seals the fixing groove 1301 and the receiving groove 1301.

When the first detection element is arranged in the washing tub, in order to protect the first detection element, in one of the embodiments, a waterproof sealed housing is provided in the washing tub, and the first detection element is arranged on the waterproof seal. Inside the shell. Since the space in the washing tub is relatively large, and the space in the positioning tank is small and the positioning part needs to be inserted, the first detection element is convenient to install in the washing tub, and since the washing tub contains water when washing clothes, A waterproof sealed shell is arranged in the barrel, and the first detection element is arranged in the waterproof sealed shell to effectively protect the first detection element.

In order to facilitate the installation of the second detection member, in one of the embodiments, as shown in FIGS. 18 to 20, the positioning portion 1210 has a through hole 1211, and a mounting cover 1212 is provided in the through hole 1211, and the second The detecting member 1400 is disposed on the mounting cover 1212 and located in the through hole. In an embodiment, the mounting cover is fixedly connected to the positioning portion. Because of the existing tub-in-tub washing machine, in order to install the pulsator on the washing machine, the positioning part is provided with a through hole, and the second detection part is directly arranged on the through hole to fall. By opening the through hole in the positioning part , And a mounting cover is arranged in the through hole, so that the second detecting member can be contained in the through hole to avoid exposure, and the second detecting member is fixed in the through hole by the support of the mounting cover. In an embodiment, the second detecting member is disposed between the mounting cover and the end of the positioning portion adjacent to the washing tub. In this way, when the washing tub pulsator is installed on the washing machine, the top of the positioning part faces upwards, and the second detecting member will not fall under the support of the mounting cover. In an embodiment, the mounting cover is disposed close to the end of the positioning portion adjacent to the washing tub. In this way, the second detecting member is also arranged adjacent to the top of the positioning portion. In an embodiment, the second detecting member abuts against the side wall of the through hole. In this way, it is possible to prevent the second detecting member from shaking in the through hole.

In order to more firmly set the second detecting member on the mounting cover, in one embodiment, as shown in FIG. 20, the second detecting member 1400 has a hollow structure, and the mounting cover 1212 is aligned with the mounting cover. A ring-shaped fixing portion 1213 is protrudingly provided in a direction parallel to the axial direction, and the second detecting member 1400 is arranged around the outer side of the fixing portion 1213. In this way, by providing the fixing portion, the second detecting member is relatively firmly arranged on the mounting cover. In an embodiment, the inner side of the second detecting member abuts against the outer side of the fixing portion, and the outer side of the second detecting member abuts against the side wall of the through hole. In an embodiment, the shape of the second detecting member is a ring.

The present application also provides a tub-in-tub washing machine, which includes the washing tub assembly as described in any of the above embodiments.

In the above-mentioned tub-in-tub washing machine, by arranging a first detecting member on the washing tub, a second detecting member is provided on the positioning part of the washing tub pulsator, and the first detecting member and the second detecting member are respectively the magnetic member and the sensing module In this way, when the washing tub is installed on the washing tub impeller, the positioning part is gradually inserted into the positioning slot during the installation process, and the induction module cuts the magnetic induction line, so that the magnetic flux passing through the induction module changes, and the induction module generates The electric signal is received by the outside and it is judged that the washing tub has been installed. When the washing tub is removed from the washing tub pulsator, the positioning part gradually separates from the positioning slot during the disassembly process, and the induction module cuts the magnetic induction line so that it passes through the induction module When the magnetic flux of the sensor module changes, the electric signal generated by the induction module is received by the outside, and it is judged that the washing tub has been removed, so that it can be determined whether the washing tub is installed or dismantled according to the number of times the electric signal is generated. When the washing tub is a small tub, the washing machine can automatically select a washing program using a large tub or a washing program in a small tub under the condition that the washing tub can be automatically determined whether to install the washing tub, and at the same time, it can avoid washing errors caused by wrong selection of the program.

In one embodiment, the present application provides a washing tub assembly. The washing tub assembly includes a washing tub and a washing tub pulsator movably connected to the washing tub. The bottom of the washing tub is recessed with a positioning groove, so The washing tub pulsator is provided with a positioning portion protruding toward one side of the washing tub, and the positioning portion is movably arranged in the positioning groove, and the washing tub assembly further includes a first detecting member and a second detecting member, The first detection part and the second detection part are both arranged on the washing tub, wherein the second detection part is fixedly arranged on the washing tub, and the first detection part is used for positioning When installed in the positioning groove, the positioning portion abuts against the positioning portion and moves under the push of the positioning portion, so that the first detection element and the second detection element generate relative motion to generate induced electrical energy, Wherein, one of the first detection element and the second detection element is a magnetic element, and the other of the first detection element and the second detection element is an induction module, and the induction module is in contact with When the magnetic element generates relative motion, it generates induced electric energy.

In an embodiment, the magnetic member is fixedly arranged on the washing tub, and the induction module abuts against the positioning part and is located on the positioning part when the positioning part is installed in the positioning groove. Push down to move, so that the induction module and the magnetic part produce relative motion to generate induction electric energy; in another embodiment, the induction module is fixedly arranged on the washing tub, and the magnetic part is in the The positioning portion abuts against the positioning portion when installed in the positioning slot and moves under the push of the positioning portion, so that the induction module and the magnetic member move relative to each other to generate induced electric energy. That is, the magnetic element generates a magnetic field, and the sensing module includes a closed circuit. In one embodiment, the magnetic element is fixedly arranged on the washing tub, and the closed circuit is installed in the positioning slot at the positioning portion. When inside, it abuts against the positioning part and moves under the push of the positioning part, so that a part of the conductor of the closed circuit cuts the magnetic line of induction of the magnetic element to generate induced electric energy; in another embodiment, the The closed circuit is fixedly arranged in the housing, and the magnetic member abuts against the positioning part when the positioning part is installed in the positioning groove and moves under the push of the positioning part to make the A part of the conductor of the closed circuit cuts the magnetic lines of induction of the magnetic element to generate induced electric energy.

In the above washing tub assembly, the first detecting member and the second detecting member are respectively provided on the washing tub. When the washing tub is installed on the washing tub pulsator, the positioning part is gradually inserted into the positioning groove during the installation process. After abutting with the first detection element, the first detection element is pushed to move, so that the first detection element and the second detection element produce relative movement, that is, the induction module and the magnetic element produce relative movement, so that the induction module cuts the magnetic induction line of the magnetic element , So that the magnetic flux passing through the sensing module changes, the sensing module generates an electrical signal, and then determines the installation of the washing tub. When the washing tub is removed from the washing tub pulsator, the positioning part gradually separates from the positioning groove during the disassembly process, so that the first The detection part is reset under the action of gravity, and the induction module cuts the magnetic induction line, so that the magnetic flux passing through the induction module changes, and the induction module generates an electric signal, and then determines the removal of the washing tub, so that the current electric signal can be obtained according to how many times the electric signal is generated. Whether to install or remove the washing tub automatically determines whether the washing tub is installed. When applied to a washing machine, when the washing tub is a small tub, the washing machine can automatically choose to use the washing program of the big tub or the washing program of the small tub when it can automatically determine whether the washing tub is installed, and it can also avoid the selection of program errors. Wrong washing.

In another embodiment, the present application provides a washing tub assembly. The washing tub assembly includes a washing tub and a washing tub pulsator movably connected to the washing tub, and a positioning groove is recessed at the bottom of the washing tub, The washing tub pulsator is provided with a positioning portion protruding toward one side of the washing tub, and the positioning portion is movably arranged in the positioning groove, and the washing tub assembly further includes a first detecting member and a second detecting member , The first detection part and the second detection part are both arranged on the washing tub pulsator, wherein the second detection part is fixedly arranged on the washing tub pulsator, and the first detection part is used for When the positioning groove is sleeved on the positioning portion, it abuts against the washing tub and moves under the push of the washing tub, so that the first detection member and the second detection member move relative to each other Induction electric energy is generated; wherein one of the first detection element and the second detection element is a magnetic element, and the other of the first detection element and the second detection element is an induction module, so The induction module generates induced electric energy when it generates relative movement with the magnetic element. In an embodiment, the first detection member is used to abut against the groove wall of the positioning groove when the positioning groove is sleeved on the positioning portion and move under the push of the groove wall of the positioning groove , So that the first detection element and the second detection element produce relative movement to generate induced electrical energy.

In an embodiment, the magnetic member is fixedly arranged on the washing tub pulsator, and the positioning groove of the sensing module abuts against the washing tub when the positioning groove is sleeved on the positioning portion and is positioned in the washing tub. Moves under the push of the spool, so that the induction module and the magnetic part move relative to each other to generate induction electric energy; in another embodiment, the induction module is fixedly arranged on the washing tub pulsator, and the magnetic part When the positioning slot is sleeved on the positioning portion, it abuts against the washing tub and moves under the push of the washing tub, so that the induction module and the magnetic member move relative to each other to generate induced electric energy. That is, the magnetic element generates a magnetic field, and the sensing module includes a closed circuit. In one embodiment, the magnetic element is fixedly arranged on the washing tub, and the closed circuit is sleeved on the positioning slot in the positioning slot. The part abuts against the washing tub and moves under the push of the washing tub, so that a part of the conductor of the closed circuit cuts the magnetic lines of the magnetic element to generate induced electric energy; in another embodiment, the The closed circuit is fixedly arranged in the housing, and the magnetic member abuts against the washing tub when the positioning groove is sleeved on the positioning portion and moves under the push of the washing tub to make the A part of the conductor of the closed circuit cuts the magnetic lines of induction of the magnetic element to generate induced electric energy.

In an embodiment, the first detecting member is connected to the washing tub pulsator through an elastic member. In this way, when the groove wall of the positioning groove no longer abuts the first detecting member, the first detecting member is reset under the action of the elastic force of the elastic member, which can again cause the induction module to generate induced electric energy when moving relative to the magnetic member. In one embodiment, the elastic member is a spring.

In one embodiment, the induction module includes an induction coil and a signal emission sub-module, the induction coil and the signal emission sub-module are electrically connected, and the induction coil and the signal emission sub-module are both set in the washing machine. Barrel wave wheel. In an embodiment, the preset signal is a wireless signal. In this embodiment, the induction coil is used to cut the magnetic induction line of the magnetic part to generate induced electric energy when relative movement is generated with the magnetic part, and to supply power to the signal transmitting sub-module, which is used to transmit when the power is turned on. wireless signal.

In the above washing tub assembly, the first detecting member and the second detecting member are respectively provided on the washing tub pulsator. When the washing tub is installed on the washing tub pulsator, the positioning groove is gradually sleeved in the positioning part during the installation process, When the wall of the positioning groove abuts the first detection element, the first detection element is pushed to move, so that the first detection element and the second detection element have relative movement, that is, the induction module and the magnetic element have relative movement, so that the induction module cuts The magnetic induction line of the magnetic part changes the magnetic flux passing through the induction module, and the induction module generates an electrical signal to determine the installation of the washing tub. When the washing tub is removed from the washing tub pulsator, the positioning slot gradually separates during the disassembly process The positioning part resets the first detection part, and the induction module cuts the magnetic induction line, so that the magnetic flux passing through the induction module changes. The induction module generates an electrical signal to determine the removal of the washing tub, thereby automatically determining whether the washing tub is installed. When applied to a washing machine, when the washing tub is a small tub, the washing machine can automatically choose to use the washing program of the big tub or the washing program of the small tub when it can automatically determine whether the washing tub is installed, and it can also avoid the selection of program errors. Wrong washing.

As shown in Figures 21, 22, and 23, the washing tub assembly 22 includes a washing tub 2100 and a washing tub pulsator 2200 movably connected to the washing tub 2100, that is, the washing tub 2100 is detachably installed in the washing tub 2100. On the washing tub pulsator 2200, a positioning groove 2101 is recessed at the bottom of the washing tub 2100. In an embodiment, the bottom of the washing tub 2100 is provided with a mounting portion 2110 protruding toward the inner side of the washing tub 2100, the mounting portion 2110 is provided with a positioning groove 2101, and the opening of the positioning groove 2101 faces the Wash the outside of the tub 2100.

The washing tub pulsator 2200 is provided with a positioning portion 2210 protruding toward one side of the washing tub 2100, and the positioning portion 2210 is movably arranged in the positioning groove 2101. It is understandable that the washing tub 2100 is installed on the washing tub pulsator 2200 by setting the positioning groove 2101 on the positioning portion 2210 of the washing tub pulsator 2200 to realize that the washing tub 2100 is installed on the washing tub pulsator 2200. When up, the positioning part 2210 can push the movable parts in the positioning tank 2101 to move. When the washing tub 2100 is removed from the washing tub pulsator 2200, the movable parts in the positioning tank 2101 can be reset due to gravity. In this embodiment, the washing tub 2100 is a small tub, that is, a small tub of a tub-in-tub washing machine, and the washing tub pulsator 2200 is a small tub pulsator. By arranging the washing tub 2100 on the washing tub pulsator 200, the washing tub pulsator 2200 drives the washing tub 2100 to rotate.

The washing tub assembly 22 further includes a first detecting member 2300 and a second detecting member 2400, wherein one of the first detecting member 2300 and the second detecting member 2400 is a magnetic member, and the first detecting member 2300 The other of the component 2300 and the second detection component 2400 is an induction module, and the induction module generates induced electric energy when relative movement with the magnetic component occurs. The first detection component 2300 and the second detection component 2400 are all installed on the washing tub 2100, wherein the second detecting member 2400 is fixedly installed on the washing tub 2100, and the first detecting member 2300 is used for installing on the positioning portion 2210. When the groove 2101 is in the groove 2101, it abuts against the positioning portion 210 and moves under the push of the positioning portion 2210, so that the first detection element 2300 and the second detection element 2400 generate relative motion to generate induced electric energy, that is, The first detection element 2300 is movably arranged on the washing tub 2100.

In one embodiment, the first detection element has a hollow structure, the first detection element is arranged around the outside of the mounting portion, the second detection element has a hollow structure, and the second detection element is arranged around On the outer side of the first detection part.

In an embodiment, the magnetic member includes a magnet. In an embodiment, the induction module includes an induction coil. In an embodiment, the induction module includes a sealed first housing and an induction coil, and the induction coil is sealed and disposed in the first housing. In an embodiment, the shape of the first housing and the induction coil are both annular. In an embodiment, the magnetic element includes a sealed second housing and a magnet, and the magnet is sealed and disposed in the first housing. In one embodiment, it is said that both the shape of the second housing and the magnet are annular.

In order to enable the washing tub assembly to automatically transmit the generated electrical signals, in one of the embodiments, the induction module includes an induction coil and a signal emission sub-module, and the induction coil and the signal emission sub-module are electrically connected, so The induction coil and the signal transmitting sub-module are both arranged on the washing tub or the washing tub impeller. That is, when the first detection element or the second detection element is an induction module, the induction coil and the signal transmission sub-module are both arranged on the washing tub, and the induction coil is used for positioning When the part is installed in the positioning slot, it abuts against the positioning part and moves under the push of the positioning part, and the induction coil generates inductive electric energy when it moves relative to the magnetic part. In this way, when the induction module and the magnetic part move relative to each other so that the induction coil generates an electric signal, the electric signal is transmitted to the signal transmitting sub-module, and the signal transmitting sub-module receives the electric signal and generates a preset signal to transmit. In an embodiment, the preset signal is a wireless signal. It can be understood that the signal transmission sub-module is a wireless transmission module. In this embodiment, the induction coil is used to cut the magnetic line of induction of the magnetic part to generate induced electric energy when relative movement is generated with the magnetic part, and to supply power to the signal transmitting sub-module, which is used to transmit when the power is turned on. wireless signal. It is worth mentioning that since the induction coil cuts the magnetic line of induction and generates less induced electric energy, the time for the signal transmitted by the signal transmitting sub-module is relatively short. However, it should be understood that for the signal transmitted by the signal transmitting sub-module, As far as the signal receiving module is concerned, as long as the receiving module receives the signal transmitted by the signal transmitting sub-module, it can determine the relative movement of the washing tub and the washing tub impeller, thereby determining whether the washing tub is removed or installed. Therefore, the signal transmitting sub-module transmits The short time of the signal does not affect the reception and judgment of the signal.

In order to facilitate the movement of the first detecting member, in one embodiment, the second detecting member is arranged on the washing tub and located in the washing tub, and the first detecting member is arranged on the washing tub and Located in the positioning groove. By directly setting the first detection member in the positioning groove, when the washing tub is installed on the washing tub pulsator, the positioning portion directly abuts the first detection member and pushes the first detection member, so that the first detection member and the second The second detection element, namely the induction module and the magnetic element, generate relative motion to generate induced electric energy, and the first detection element is reset when the positioning part is separated from the positioning slot, so that the first detection element and the second detection element, that is, the induction module and the magnetic element are opposed Motion produces induced electrical energy.

In an embodiment, the first detection member is connected to the housing through an elastic member. In an embodiment, one end of the elastic member is connected to the first detection member, and the other end of the elastic member is connected to the housing at the bottom of the positioning groove. By connecting the first detecting element with the elastic element, the positioning part pushes the first detecting element to move when the positioning part is inserted into the positioning groove to generate an induction electric energy. When the positioning part is out of the positioning groove, the restoring force of the first detecting element on the elastic element Under the action of the movement, an induced electric energy can be generated.

In order to more conveniently set up the first detection element and the second detection element, in one embodiment, as shown in FIGS. 23 to 26, the first detection element 2300 and the second detection element 2400 are both set in the washing machine. The tub 2100 is located on and inside the washing tub 2100. The bottom of the washing tub 2100 is protrudingly provided with a mounting portion 2110 facing the inner side of the washing tub 2100. The mounting portion 2110 is provided with a positioning groove 2101. The opening of 2101 faces the outside of the washing tub 2100. The washing tub assembly 2200 further includes a driving member 2500, the mounting portion 2110 is also provided with a movable hole 2102, the first end of the driving member 2500 is connected to the first detecting member 2300, and the first end of the driving member 2500 The two ends pass through the movable hole 2102 and are movably disposed in the positioning groove 2101. The first detection member 2300 is used to pass the driving member 2500 when the positioning portion 2210 is installed in the positioning groove 2101. The second end abuts against the positioning portion 2210 and moves under the pushing of the positioning portion 2210, so that the first detection element 2300 and the second detection element 2400 generate relative motion to generate induced electrical energy. That is, the first detection member 2300 is used to indirectly abut the positioning portion 2210 through the second end of the driving member 2500 when the positioning portion 2210 is installed in the positioning groove 2101 and to be in the positioning portion 2210. Under the impetus of movement. Due to the large space in the washing tub, it is more convenient to arrange the first detection member and the second detection member in the washing tub. One end of the driving member is connected to the first detection member, and one end is extended in the positioning slot. When the positioning part is inserted into the positioning slot, the first detection element can be pushed by the movement of the driving element, so that the first detection element and the second detection element can move relative to each other to generate induced electric energy.

In an embodiment, the extending direction of the movable hole is parallel to the axial direction of the positioning groove. In an embodiment, the positioning portion is completely inserted into the positioning groove, and the driving member abuts against a hole wall of the movable hole away from the bottom of the washing tub.

In order to make the driving member give way to the positioning part in the positioning groove, in one of the embodiments, as shown in FIG. 23, the distance between the first end of the driving member 2500 and the bottom of the washing tub 2100 is less than The distance between the second end of the driving member 2500 and the bottom of the washing tub 2100. In this way, a height difference is formed between the second end of the driving member and the first end of the driving member. Even if the first end of the driving member, that is, the first detection member, is arranged close to the bottom of the washing tub, the second end of the driving member can be The height difference from the first end is set away from the bottom, that is, the second end of the driving member is set close to the bottom of the positioning groove, so that the driving member gives way to the positioning part in the positioning groove. In an embodiment, the cross section of the driving member is in a "Z" shape.

In order to facilitate the arrangement of the first detection member and the second detection member in the washing tub, in one of the embodiments, as shown in FIGS. 23 and 26 to 28, the washing tub assembly further includes a bracket 2600, and the bracket 2600 It includes a bracket body 2610 with a hollow structure and a support portion 2620 protrudingly provided from a portion of the bracket body 2610 toward the inner side of the bracket body 2610, the bracket body 2610 is arranged around the outside of the mounting portion 2110, and A card slot 2601 is opened on the outside of the bracket body 2610, the second detecting member 2400 is locked in the card slot 2601, and the first detecting member 2300 is movably arranged on the supporting portion 2620. In this embodiment, the outer side of the bracket body 2610 is provided with a groove 2601 along the circumferential surface. By setting the bracket, it is convenient to centrally arrange the first detection part and the second detection part on the bracket. By opening a slot on the outside of the bracket body, it is convenient to fix the second detection part on the washing tub assembly. The support part is extended to facilitate the placement of the first detection part on the support part, and it is convenient for the driving part connected with the first detection part to pass through the movable hole and be arranged in the positioning slot.

In order to block the first detection element to prevent the first detection element from detaching from the support, in one of the embodiments, the support 2600 further includes an axis of the support body 2610 along the edge of the support part 2620 away from the support body 2610. The fixing portion 2630 is arranged toward the protrusion, the bracket body 2610, the supporting portion 2620, and the fixing portion 2630 are sequentially connected inside to form a fixing groove 2602, and the fixing portion 2630 is provided with a sliding hole 2603; the first detection The member 2300 is movably arranged on the support portion 2620 and is accommodated in the fixing groove 2602, and the second end of the driving member 2500 penetrates the sliding hole 2603 and the movable hole 2102, that is, the driving The second end of the piece 2500 passes through the sliding hole 2603 and the movable hole 2102 in sequence and is disposed in the positioning groove 2101. In an embodiment, the fixing groove is annular. In an embodiment, the fixing portion and the side of the bracket body have the same center. By arranging the fixing part on the side of the first detecting member away from the bracket body and clamping the driving member in the sliding hole, the first detecting member can be effectively prevented from leaving the bracket when the first detecting member and the driving member move.

In order to facilitate the setting of the signal sending sub-module, in one of the embodiments, as shown in FIG. 25 and FIG. 26, the bracket is provided with a receiving slot 2604, the second detection member 2400 is a sensing module, and the sensing module includes a sensing module. The coil 2410 and the signal transmission sub-module 2420, the induction coil 2410 and the signal transmission sub-module 2420 are electrically connected, the induction coil 2410 is embedded in the card slot 2601, and the signal transmission sub-module 2420 is arranged in the The receiving slot 2604. In this embodiment, a receiving groove 2604 is opened on the end surface of the bracket. By opening a receiving slot in the bracket, it is convenient to set up the signal transmitting sub-module and to electrically connect the signal transmitting sub-module with the induction coil.

In one embodiment, the sealing cover of the receiving groove 2604 is provided with a waterproof cover, that is, the waterproof cover is sealingly covered with the receiving groove 2604. In one embodiment, a PCB (Printed Circuit Board) is arranged in the receiving slot 2604, and the signal transmitting sub-module is arranged on the PCB and is electrically connected to the induction coil through the PCB . In one embodiment, an amplifier circuit is further provided on the PCB, and the signal transmission sub-module is electrically connected to the amplifier circuit.

In an embodiment, the number of the driving member is one, and the number of the movable hole is one. In an embodiment, the driving member has a hollow structure. In another embodiment, the number of the driving parts is multiple, the number of the movable holes is equal to the number of the driving parts, and the first end of each driving part is respectively connected to the first detection part , The second ends of each of the driving parts respectively pass through the movable holes one by one.

In the above-mentioned tub-in-tub washing machine, the first detection part and the second detection part are respectively arranged on the washing tub or the first detection part and the second detection part are respectively arranged on the washing tub impeller, and the first detection part and the second detection part The detection parts are respectively one of the magnetic part and the sensing module. When the washing tub is installed on the washing tub pulsator, the positioning part is gradually inserted into the positioning groove during the installation process. When the positioning part contacts the first detection part or washing After the barrel abuts the first detection element, the first detection element is pushed to move, so that the first detection element and the second detection element produce relative movement, that is, the induction module and the magnetic element produce relative movement, so that the induction module cuts the magnetic induction of the magnetic element. Wire, so that the magnetic flux passing through the sensor module changes, the sensor module generates an electrical signal, and then determines the installation of the washing tub, so that it can automatically determine whether the washing tub is installed, when the washing tub is a small tub, the washing machine can automatically determine whether to install In the case of a washing tub, it can automatically select a washing program using a large tub or a washing program in a small tub, and at the same time, it can also avoid washing errors caused by wrong selection of the program.

The technical features of the above-mentioned embodiments can be combined arbitrarily. In order to make the description concise, all possible combinations of the technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, All should be considered as the scope of this specification.

The above-mentioned embodiments only express a few implementation modes of the present application, and their description is relatively specific and detailed, but they should not be understood as a limitation on the scope of the patent application. It should be pointed out that for those of ordinary skill in the art, without departing from the concept of this application, several modifications and improvements can be made, and these all fall within the protection scope of this application. Therefore, the scope of protection of the patent of this application shall be subject to the appended claims.

Claims

A passive device, wherein the passive device comprises: a housing, a first detection part and a second detection part, the first detection part and the second detection part are both arranged in the housing, wherein , One of the first detection component and the second detection component is a magnetic component, the other of the first detection component and the second detection component is an induction module, and the first detection component is connected to The second detecting member generates relative movement and generates induced electric energy when the housing moves in a preset direction.
The passive device according to claim 1, wherein the passive device further comprises an information transmitting module, the information transmitting module is disposed in the housing, and the information transmitting module and the sensing module are electrically connected.
The passive device according to claim 1, wherein the second detection element is fixedly arranged on the side wall of the housing, the second detection element has a hollow structure, and the inner side of the second detection element A movable hole communicating with the receiving cavity is formed, and the first detection member is movably arranged in the receiving cavity and movably passes through the movable hole.
4. The passive device according to claim 3, wherein at least one end of the receiving cavity is provided with a first buffer portion.
4. The passive device according to claim 3, wherein the first detection element is a magnetic element, the number of the magnetic element is two, and the number is a first magnetic element and a second magnetic element, and the first magnetic element The polarities of the second magnetic member and the second magnetic member are the same, the receiving cavity has opposite first and second ends, and the first magnetic member is disposed on the first end of the receiving cavity and is connected to the housing. The body is fixedly connected, and the second magnetic member is movably arranged between the first end and the second end of the receiving cavity.
The passive device according to claim 3, wherein an elastic member is further provided in the housing, the receiving cavity has a first end and a second end opposite to each other, and the elastic member is provided in the first end of the movable cavity. One end is fixedly connected with the housing, and the first detection member is movably arranged between the first end and the second end of the receiving cavity.
The passive device according to claim 3, wherein a bracket is provided in the housing, a sliding cavity is opened in the bracket, the first detection element is movably arranged in the sliding cavity, and the second detection element It has a hollow structure, and the second detecting member is arranged around the outside of the bracket.
The passive device according to claim 7, wherein the bracket comprises a bracket body, a first blocking portion and a second blocking portion, the first blocking portion and the second blocking portion are arranged in parallel and spaced apart , And the bracket body respectively penetrates the first blocking portion and the second blocking portion, the sliding cavity is opened in the bracket body, and the second detection element is arranged around the bracket body The outer side is clamped between the first blocking portion and the second blocking portion.
The passive device according to claim 7, wherein at least one end of the sliding cavity is provided with a second buffer portion.
A washing tub, which includes a passive device, the passive device includes: a housing, a first detection part and a second detection part, the first detection part and the second detection part are both arranged in the Inside the housing, wherein one of the first detection part and the second detection part is a magnetic part, the other of the first detection part and the second detection part is an induction module, and the first detection part A detection element and the second detection element generate relative motion when the housing moves in a preset direction and generate induced electric energy.
The washing tub according to claim 10, wherein the passive device further comprises an information transmitting module, the information transmitting module is disposed in the housing, and the information transmitting module and the sensing module are electrically connected.
The washing tub according to claim 10, wherein the second detecting member is fixedly disposed on the side wall of the housing, the second detecting member has a hollow structure, and the inner side of the second detecting member is formed A movable hole communicated with the containing cavity, and the first detection member is movably arranged in the containing cavity and movably passes through the movable hole.
The washing tub according to claim 10, wherein the first detecting member is a magnetic member, the number of the magnetic member is two, and the first magnetic member and the second magnetic member are respectively the first magnetic member, and the first magnetic member And the second magnetic part are arranged in the same polarity, the receiving cavity has opposite first and second ends, and the first magnetic part is arranged at the first end of the receiving cavity and is connected to the housing In a fixed connection, the second magnetic member is movably arranged between the first end and the second end of the receiving cavity.
The washing tub according to claim 10, wherein an elastic member is further provided in the housing, the receiving cavity has a first end and a second end opposite to each other, and the elastic member is provided in the first end of the movable cavity. The end is fixedly connected with the housing, and the first detection member is movably arranged between the first end and the second end of the receiving cavity.
The washing tub according to claim 10, wherein the housing is provided with a bracket, the bracket is provided with a sliding cavity, the first detecting member is movably arranged in the sliding cavity, and the second detecting member has In a hollow structure, the second detecting member is arranged around the outside of the bracket.
The washing tub according to claim 15, wherein the bracket comprises a bracket body, a first blocking portion and a second blocking portion, the first blocking portion and the second blocking portion are arranged in parallel and spaced apart, And the bracket body respectively penetrates the first blocking portion and the second blocking portion, the sliding cavity is opened in the bracket body, and the second detection element is arranged around the outside of the bracket body And it is clamped between the first blocking portion and the second blocking portion.
A washing tub assembly, wherein the washing tub assembly includes a washing tub and a passive device connected to the washing tub; the passive device includes a housing, a first detecting part, and a second detecting part. A detection component and the second detection component are both arranged in the housing, wherein one of the first detection component and the second detection component is a magnetic component, and the first detection component and the The other one of the second detection elements is an induction module, and the first detection element and the second detection element generate relative motion and generate induced electric energy when the housing moves in a preset direction; the housing and The washing tub is connected.
The washing tub assembly according to claim 17, wherein the bottom of the washing tub is provided with an installation groove, the installation groove is arranged adjacent to the edge of the washing tub, and the passive device is fixedly arranged in the installation groove .
The washing tub assembly according to claim 18, wherein the housing comprises a first sub-housing and a second sub-housing integrally formed, and the interior of the first sub-housing and the second sub-housing The interiors of the first sub-shell are in communication with each other, the cross-sectional area of the first sub-shell is greater than the cross-sectional area of the second sub-shell, wherein the distance between the first sub-shell and the center of the bottom of the washing tub is less than The distance of the second sub-shell from the center of the bottom of the washing tub.
The washing tub assembly according to claim 18, wherein two ends of the housing are respectively provided with mounting parts, and two fixing parts are provided in the mounting groove, and each of the mounting parts is connected to a fixing part. One to one connection.
The washing tub assembly according to claim 20, wherein one of the mounting portions is provided adjacent to an edge of the housing.
22. The washing tub assembly according to claim 20, wherein a support part is further provided in the installation groove, the support part is located between the two fixing parts, and the housing is provided on the support part, And the shape of the surface of the support portion abutting the housing matches the shape of the surface of the housing abutting the support portion.
The washing tub assembly according to claim 22, wherein the supporting portion includes a plurality of supporting ribs, each of the supporting ribs is located between the two fixing portions, and each of the supporting ribs abuts against the housing The shape of the contact surface matches the shape of the contact surface of the shell and the support, and the shell is arranged on each of the support ribs.
The washing tub assembly according to claim 18, wherein the upper cover of the installation tank is provided with a protective cover.
The washing tub assembly according to claim 24, wherein the protective cover is detachably connected to the washing tub.
A washing tub assembly, wherein the washing tub assembly includes a washing tub and a washing tub pulsator movably connected with the washing tub, a positioning groove is recessed at the bottom of the washing tub toward the inner side of the washing tub, and The washing tub pulsator is provided with a positioning portion protruding toward the surface of the washing tub, and the positioning portion is movably arranged in the positioning groove, wherein the washing tub assembly further includes a first detecting member and a second detecting member , Wherein one of the first detection part and the second detection part is a magnetic part, and the other of the first detection part and the second detection part is an induction module, and the induction module is When moving relative to the magnetic part, induced electric energy is generated.
26. The washing tub assembly according to claim 26, wherein the first detecting member is disposed on the washing tub, and the second detecting member is disposed on the positioning portion.
27. The washing tub assembly according to claim 27, wherein the first detecting member is aligned with the side wall of the positioning groove.
The washing tub assembly according to claim 27, wherein the induction module comprises an induction coil and a signal emission sub-module, the induction coil and the signal emission sub-module are electrically connected, the induction coil and the signal emission sub-module The modules are all arranged on the washing tub and aligned with the positioning groove or are all arranged on the positioning part.
27. The washing tub assembly according to claim 27, wherein the first detecting member is disposed at the bottom of the washing tub.
27. The washing tub assembly according to claim 27, wherein the second detecting member is disposed on the positioning portion adjacent to the washing tub.
27. The washing tub assembly according to claim 27, wherein the first detecting member has a hollow structure, and an inner side of the first detecting member is formed with a mounting hole, the bottom of the washing tub is provided with a mounting portion, and the positioning The groove is opened on the installation part, the first detection part is arranged around the outside of the installation part, and the installation part penetrates the installation hole.
The washing tub assembly according to claim 32, wherein a bracket is provided on the outer side of the mounting portion, the bracket is arranged around the outer side of the mounting portion, and the outer side of the bracket is provided with an annular fixing groove, so The first detecting member is embedded in the fixing groove.
The washing tub assembly according to claim 33, wherein a waterproof sealing cover is further provided on the outer side of the mounting part, and the waterproof sealing cover seals the fixing groove.
The washing tub assembly according to claim 27, wherein the positioning portion has a through hole, a mounting cover is arranged in the through hole, and the second detecting member is arranged on the mounting cover and located in the through hole Inside.
26. The washing tub assembly according to claim 26, wherein the first detecting member and the second detecting member are both provided on the washing tub, and the first detecting member is used to be installed on the positioning portion The positioning groove abuts against the positioning part and moves under the pushing of the positioning part, so that the first detection part and the second detection part produce relative movement to generate induced electric energy.
The washing tub assembly according to claim 36, wherein the induction module comprises an induction coil and a signal emission sub-module, the induction coil and the signal emission sub-module are electrically connected, and the induction coil and the signal emission sub-module are electrically connected The modules are all arranged on the washing tub.
The washing tub assembly according to claim 36, wherein the second detecting member is disposed on the washing tub and located in the washing tub, and the first detecting member is disposed on the washing tub and located in the washing tub.述Locating slot.
The washing tub assembly according to claim 36, wherein the first detection member and the second detection member are both disposed on the washing tub and located in the washing tub, and the bottom of the washing tub faces the washing tub. The inner side of the washing tub is protrudingly provided with a mounting portion, and the positioning groove is provided in the mounting portion; the washing tub assembly further includes a driving member, the mounting portion is also provided with a movable hole, the first of the driving member The second end of the driving member passes through the movable hole and is movably arranged in the positioning groove. The first detection member is used to be installed in the positioning part in the positioning groove. When in the positioning groove, the second end of the driving member abuts against the positioning portion and moves under the pushing of the positioning portion, so that the first detection member and the second detection member move relative to each other. Generate induced electrical energy.
The washing tub assembly according to claim 39, wherein the first detecting member has a hollow structure, the first detecting member is arranged around the outside of the mounting portion, the second detecting member has a hollow structure, and The second detecting element is arranged around the outer side of the first detecting element.
The washing tub assembly according to claim 39, wherein the distance between the first end of the driving member and the bottom of the washing tub is smaller than the distance between the second end of the driving member and the bottom of the washing tub the distance.
The washing tub assembly according to claim 39, wherein the washing tub assembly further comprises a bracket including a bracket body having a hollow structure and a portion of the bracket body protruding toward the inner side of the bracket. The support part, the support body is arranged around the outer side of the mounting part, and the outer side of the support body is provided with a card slot, the second detection part is locked in the card slot, the first detection part It is movably arranged on the supporting part.
The washing tub assembly according to claim 39, wherein the bracket further comprises a fixing part protrudingly provided along the axial direction of the bracket body from the edge of the support part away from the bracket body, the bracket body, The supporting part and the fixing part are connected to the inner side in order to form a fixing groove, and the fixing part is provided with a sliding hole; the first detection member is movably arranged on the supporting part and is accommodated in the fixing groove, so The second end of the driving member passes through the sliding hole and the movable hole.
The washing tub assembly according to claim 26, wherein the first detecting member and the second detecting member are both arranged on the washing tub pulsator, and the first detecting member is used for positioning in the positioning groove When sleeved on the positioning part, it abuts against the washing tub and moves under the push of the washing tub, so that the first detection member and the second detection member move relative to each other to generate induced electric energy.
The washing tub assembly according to claim 44, wherein the induction module comprises an induction coil and a signal transmission sub-module, the induction coil and the signal transmission sub-module are electrically connected, and the induction coil and the signal transmission sub-module are electrically connected The module is arranged on the washing tub pulsator.
A tub-in-tub washing machine, which includes a washing tub assembly, the washing tub assembly includes a washing tub and a passive device connected to the washing tub; the passive device includes a housing, a first detecting part, and a second The detection component, the first detection component and the second detection component are both arranged in the housing, wherein one of the first detection component and the second detection component is a magnetic component, and the first detection component The other of the first detection element and the second detection element is an induction module, and the first detection element and the second detection element generate relative motion when the housing moves in a preset direction and generate induced electric energy ; The shell is connected to the washing tub.
The tub-in-tub washing machine according to claim 46, wherein the bottom of the washing tub is provided with an installation groove, the installation groove is arranged adjacent to the edge of the washing tub, and the passive device is fixedly arranged in the installation groove Inside.
The tub-in-tub washing machine according to claim 47, wherein the housing comprises a first sub-shell and a second sub-shell that are integrally formed, and the interior of the first sub-shell and the second sub-shell The interiors of the bodies communicate with each other, the cross-sectional area of the first sub-shell is greater than the cross-sectional area of the second sub-shell, wherein the distance between the first sub-shell and the center of the bottom of the washing tub It is smaller than the distance of the second sub-shell from the center of the bottom of the washing tub.
The tub-in-tub washing machine according to claim 47, wherein two ends of the housing are respectively provided with mounting parts, and two fixing parts are provided in the mounting groove, and each of the mounting parts is connected to a fixed part. One-to-one correspondence connection.
The tub-in-tub washing machine according to claim 49, wherein a support portion is further provided in the installation groove, the support portion is located between the two fixing portions, and the housing is provided on the support portion , And the shape of the surface of the support portion abutting the housing matches the shape of the surface of the housing abutting the support portion.
The tub-in-tub washing machine according to claim 50, wherein the supporting portion includes a plurality of supporting ribs, each of the supporting ribs is located between the two fixing portions, and each of the supporting ribs is connected to the housing The shape of the abutting surface is matched with the shape of the abutting surface of the housing and the support, and the housing is arranged on each of the support ribs.
A tub-in-tub washing machine, comprising a washing tub assembly, the washing tub assembly including a washing tub and a washing tub pulsator movably connected with the washing tub, the bottom of the washing tub is concave toward the inner side of the washing tub A positioning groove is provided. A positioning portion of the washing tub pulsator protruding toward the washing tub is provided, and the positioning portion is movably arranged in the positioning groove, wherein the washing tub assembly further includes a first detection One of the first detection component and the second detection component is a magnetic component, and the other one of the first detection component and the second detection component is an induction module , The induction module generates induced electric energy when moving relative to the magnetic member.
52. The tub-in-tub washing machine according to claim 52, wherein the first detection member is provided on the washing tub, and the second detection member is provided on the positioning portion.
The tub-in-tub washing machine according to claim 53, wherein the first detection member is aligned with the side wall of the positioning groove.
The tub-in-tub washing machine according to claim 53, wherein the induction module comprises an induction coil and a signal transmission sub-module, the induction coil and the signal transmission sub-module are electrically connected, the induction coil and the signal transmission The sub-modules are all arranged on the washing tub and aligned with the positioning groove or are all arranged on the positioning part.
The tub-in-tub washing machine according to claim 53, wherein the first detecting member is provided at the bottom of the washing tub.
The tub-in-tub washing machine according to claim 53, wherein the second detecting member is disposed on the positioning portion adjacent to the washing tub.
The tub-in-tub washing machine according to claim 53, wherein the first detection member has a hollow structure, and an inner side of the first detection member is formed with a mounting hole, the bottom of the washing tub is provided with a mounting portion, the The positioning groove is opened on the mounting part, the first detecting member is arranged around the outer side of the mounting part, and the mounting part penetrates the mounting hole.
The tub-in-tub washing machine according to claim 58, wherein a bracket is provided on the outer side of the mounting portion, and the bracket is arranged around the outer side of the mounting portion, and an annular fixing groove is opened on the outer side of the bracket, The first detecting member is embedded in the fixing groove.
52. The tub-in-tub washing machine according to claim 52, wherein the first detection member and the second detection member are both provided on the washing tub, and the first detection member is used for mounting on the positioning portion When in the positioning groove, it abuts against the positioning portion and moves under the push of the positioning portion, so that the first detection element and the second detection element generate relative movement to generate induced electric energy.
The tub-in-tub washing machine according to claim 60, wherein the induction module comprises an induction coil and a signal transmission sub-module, the induction coil and the signal transmission sub-module are electrically connected, and the induction coil and the signal transmission sub-module are electrically connected. The sub-modules are all arranged on the washing tub.
The tub-in-tub washing machine according to claim 60, wherein the second detection member is disposed on the washing tub and is located in the washing tub, and the first detection member is disposed on the washing tub and is located In the positioning groove.
The tub-in-tub washing machine according to claim 60, wherein the first detection member and the second detection member are both disposed on the washing tub and located in the washing tub, and the bottom of the washing tub faces The inner side of the washing tub is protrudingly provided with a mounting portion, and the positioning groove is provided in the mounting portion; the washing tub assembly further includes a driving member, the mounting portion is also provided with a movable hole, and the second One end is connected to the first detecting member, the second end of the driving member is movably arranged in the positioning groove through the movable hole, and the first detecting member is used for installing in the positioning part. When in the positioning groove, the second end of the driving member abuts against the positioning portion and moves under the pushing of the positioning portion, so that the first detection member and the second detection member move relative to each other Instead, it generates induced electrical energy.
The tub-in-tub washing machine according to claim 63, wherein the first detecting member has a hollow structure, the first detecting member is arranged around the outside of the mounting part, and the second detecting member has a hollow structure, The second detection element is arranged around the outer side of the first detection element.
The tub-in-tub washing machine according to claim 63, wherein the washing tub assembly further comprises a bracket including a bracket body having a hollow structure and a portion of the bracket body protruding toward the inner side of the bracket The support part of the support part, the support body is arranged around the outside of the mounting part, and the outer side of the support body is provided with a card slot, the second detection part is locked in the card slot, the first detection The pieces are movably arranged on the supporting part.
The tub-in-tub washing machine according to claim 63, wherein the bracket further comprises a fixing portion protrudingly provided along the axial direction of the bracket body from an edge of the support portion away from the bracket body, the bracket body , The supporting part and the fixing part are sequentially connected to the inner side to form a fixing groove, the fixing part is provided with a sliding hole; the first detection member is movably arranged on the supporting part and is accommodated in the fixing groove, The second end of the driving member penetrates the sliding hole and the movable hole.
The tub-in-tub washing machine according to claim 52, wherein the first detection member and the second detection member are both provided on the washing tub pulsator, and the first detection member is used for positioning in the When the groove is sleeved on the positioning portion, it abuts against the washing tub and moves under the pushing of the washing tub, so that the first detection member and the second detection member move relative to each other to generate induced electric energy.
The tub-in-tub washing machine according to claim 67, wherein the induction module comprises an induction coil and a signal transmission sub-module, the induction coil and the signal transmission sub-module are electrically connected, and the induction coil and the signal transmission sub-module are electrically connected. The sub-modules are all arranged on the washing tub pulsator.