CN109385842B

CN109385842B - Washing machine

Info

Publication number: CN109385842B
Application number: CN201710685086.XA
Authority: CN
Inventors: 程宝珍; 张开宏; 孙广彬; 张令全; 郑玉强
Original assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Washing Machine Co Ltd; Haier Smart Home Co Ltd
Priority date: 2017-08-11
Filing date: 2017-08-11
Publication date: 2022-04-26
Anticipated expiration: 2037-08-11
Also published as: CN109385842A

Abstract

The invention discloses a washing machine, which is provided with an interface structure externally connected with a container, wherein the container is detachably connected with the interface structure, and an automatic throwing mechanism is arranged in the washing machine and is connected with the interface structure. The washing machine includes that first input unit and second input unit, and first input unit is installed in the washing machine, for manual input unit, locate the distributor box in the basin including basin and pull, and automatic input mechanism locates on the basin of first input unit, and the second input unit is external input unit, include hold the container of additive, first input unit and second input unit have the shared water route of throwing. The external additive container does not occupy the internal space of the washing machine, does not influence the detergent feeding structure of the existing washing machine, has simple structure, convenient disassembly, easy replacement and better usability.

Description

Washing machine

Technical Field

The invention relates to the field of washing machines, in particular to a washing machine which is provided with an external additive container and can realize the automatic additive feeding function.

Background

Washing machines of various manufacturers on the market are full of clothes and have more and more functions, along with the development of artificial intelligence, higher and higher requirements are put on the operation convenience and reliability of detergent putting, in the aspect of operation convenience, although the intelligent washing machine which can store a large amount of laundry detergent for multiple washing cycles at one time is already on the market, the operation steps of a user are reduced to a certain extent, the user still needs to go to the market to buy laundry detergent with non-uniform packaging modes such as bag packaging and bottle packaging, and irregularly put a proper amount of detergent into a detergent storage tank which is an inherent part of the washing machine, in other words, one bottle or one pack of laundry detergent still needs to be put in for multiple times. The reliability of detergent delivery depends on the detergent-containing device, and although various devices for containing detergent have appeared on the market, the fixing manner of the detergent-containing device is too complicated.

Chinese patent application No. CN201310573169.1 discloses a detergent box apparatus for a washing machine, comprising: a detergent box provided to be opened and closed, and having a hanging part; a button in or on the washing machine body; and a cartridge fixing device for restricting the movement of the detergent cartridge by the operation of the button, the detergent cartridge device has a small volume and cannot accommodate more detergent, the mounting and taking-out structure of the detergent cartridge device is complex, the manufacturing cost is high, the cleaning of the detergent cartridge device is inconvenient, different brands of liquid are easily mixed when the cleaning solution is replaced, the washed clothes have odors of different brands of cleaning solution, if the washing machine is not used for a long time, the liquid in the detergent cartridge can be dried, and the pipeline of the cleaning solution is blocked.

Chinese patent application No. CN 201310737619.6 discloses a washing machine with a built-in detergent box, which comprises a washing machine box, a control panel seat arranged on the box, and an upper cover mounted on the control panel seat, wherein the control panel seat is provided with at least one chamber for putting solid detergent and at least one container for holding liquid detergent, the chamber and the container are both provided with a detergent putting port arranged on the upper end face of the control panel seat, and the upper cover covers the detergent putting port in a closed state; the automatic detergent feeding device is characterized in that the control disc seat is also internally provided with an automatic detergent feeding device which is communicated with the cavity and the container, and the automatic detergent feeding device is a device which extracts liquid detergent in the container and quantitatively feeds the liquid detergent by utilizing negative pressure generated when inflow water flows through the Venturi tube. However, the above structure has the following drawbacks: 1. the space at the lower part of the control panel seat is insufficient, the washing machine arranges the detergent container in the control panel seat, occupies larger lower space, and along with the technical progress, the functions of the existing washing machine are more and more, correspondingly more electrical elements need to be installed, and the space at the lower part of the control panel seat is insufficient for installing the multifunctional electronic module; 2. a user is required to put in the detergent, so that the excessive detergent is put in and overflows from a detergent putting port; 3. the detergent putting opening is easy to accumulate dust and become dirty for a long time and is not easy to clean.

The present invention has been made in view of this situation.

Disclosure of Invention

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide a washing machine, which can be detachably provided with an external container for containing additives and realize the automatic feeding of the additives.

Another object of the present invention is to provide a washing machine which utilizes the existing additive feeding water channel to feed additives.

Still another object of the present invention is to provide an external container, which is matched with a water supply and discharge passage of an existing washing machine, and can realize automatic supply and multiple supply without adding additives during each washing, thereby improving the automation level of the washing machine and facilitating the life of people.

In order to solve the technical problems, the invention adopts the technical scheme that: the utility model provides a washing machine, includes additive dispensing system, additive dispensing system includes at least one holds the external container of additive and puts in the automatic input mechanism in the washing machine with the additive in the container automatically, and this washing machine is equipped with the external interface structure of container, and the container can be dismantled with interface structure and be connected, and automatic input mechanism installs in the washing machine, is connected with interface structure.

Furthermore, the additive feeding system comprises a first feeding unit and a second feeding unit, wherein the first feeding unit is installed in the washing machine and comprises a water tank and a drawing distribution box arranged in the water tank, an automatic feeding mechanism is arranged on the water tank of the first feeding unit, and the second feeding unit is an external feeding unit and comprises a container for containing the additive, and the first feeding unit and the second feeding unit are provided with a shared feeding and discharging water channel.

Preferably, the container is detachably mounted above or at the periphery of a control panel seat of the washing machine, and the additive in the container is guided by the automatic feeding mechanism and is fed into the washing machine from the first feeding unit.

Furthermore, the basin include the body and install the water route collection moulding piece on the body, be equipped with at least one and the communicating water route of throwing of distributor box on the water route collection moulding piece, automatic input mechanism communicates with each other with throwing the water route.

Furthermore, the basin on install first water route module and second water route module, first water route module integration has main water inlet and the main way of intaking, second water route module integration has the branch road of intaking of at least one intercommunication main way of intaking and distributor box, automatic input mechanism locates on first water route module and the second water route module, intercommunication main way of intaking and container.

Preferably, the first waterway module is installed at the rear side of the sink, and the second waterway module is installed at the top of the sink.

Preferably, the second waterway module is further integrated with a flushing waterway for cleaning the automatic dispensing mechanism.

The distribution box at least comprises two chambers, namely a detergent/washing powder chamber and a softener chamber, and the water inlet main path is communicated with the detergent/washing powder chamber of the distribution box; the waterway integration module is also provided with an auxiliary water inlet and an auxiliary water inlet passage which are communicated with the softener chamber.

Furthermore, the water tank on still install a drain connecting portion, the drain connecting portion include drain connector and control valve, the drain connector can be dismantled with external container and be connected, control valve control drain connector and automatic feeding mechanism's intercommunication.

Furthermore, the automatic feeding mechanism comprises an additive extracting unit and an additive extracting pipeline, the additive extracting unit is communicated with the water feeding and discharging channel, the liquid inlet end of the additive extracting pipeline is communicated with the container, and the liquid outlet end of the additive extracting pipeline is communicated with the additive extracting unit.

Preferably, the additive extraction unit comprises a negative pressure forming part arranged in the throwing water channel, the liquid outlet end of the additive extraction pipeline is communicated with the negative pressure forming part, and the additive enters the throwing water channel through the negative pressure forming part after being extracted.

Preferably, the additive extraction pipeline is provided with a flow detection unit for detecting the additive feeding amount, and more preferably, the flow detection unit is detachably mounted on the water tank.

Furthermore, the second feeding unit further comprises a flushing waterway for cleaning the additive extraction pipeline by feeding water, one end of the flushing waterway is communicated with the feeding waterway, and the other end of the flushing waterway is communicated with the additive extraction pipeline through a control valve.

Preferably, the control valve is a two-inlet one-outlet reversing valve, an inlet of the reversing valve is respectively connected with the flushing waterway and the container, and an outlet of the reversing valve is connected with the additive extracting pipeline.

Furthermore, the container is detachably installed above the control panel seat of the washing machine, the interface structure is provided with a liquid guiding connector, the container is provided with a connecting part matched with the liquid guiding connector, and the liquid guiding connector/connecting part penetrates through the control panel seat and is detachably connected with the connecting part/liquid guiding connector in a plug-in sealing manner.

Furthermore, the control panel seat is provided with a container mounting part and a positioning part matched with the container.

Preferably, the container mounting part is a concave part which is arranged on the rear side surface of the control disc seat and is concave to match with the container.

Preferably, the positioning part is a positioning protrusion arranged on the container mounting part, and the container is provided with a positioning groove corresponding to the positioning protrusion.

Furthermore, the container is provided with a liquid outlet which is used for being communicated with the interface structure; the liquid outlet is provided with a one-way valve for sealing the liquid outlet, and the interface structure is provided with a communicating structure capable of pushing the one-way valve open to guide out the liquid in the container.

Preferably, the container is provided with a liquid inlet, a liquid inlet cover is arranged at the position of the liquid inlet, and a one-way ventilating structure is arranged on the liquid inlet cover.

Furthermore, a liquid outlet structure is detachably and hermetically arranged at the liquid outlet, and a one-way valve is arranged in the liquid outlet structure.

Further, the liquid outlet structure is in threaded connection with a liquid outlet of the container; or the liquid outlet structure is clamped with the liquid outlet, preferably, the liquid outlet structure is in threaded connection with the liquid outlet.

Furthermore, the container is provided with a connecting part extending outwards corresponding to the liquid outlet, the liquid outlet structure comprises a connecting cap, one end of the liquid outlet structure penetrates through the connecting part and extends into the container, the other end of the liquid outlet structure is connected with the connecting part in a threaded manner or clamped manner through the connecting cap, and the connecting cap is preferably connected with the connecting part in a threaded manner.

Further, the connecting cap is integrally formed at the other end of the liquid outlet structure and reversely sleeved at the end at a certain interval, the connecting part is clamped between the connecting cap and is in threaded connection or clamped connection with the connecting cap, and preferably, the connecting part is clamped between the connecting cap and is in threaded connection with the connecting cap.

Further, the additive container further comprises a first sealing unit for sealing the liquid outlet, and the first sealing unit is arranged between the liquid outlet and the liquid outlet structure.

Further, the first sealing unit is an annular sealing ring, is sleeved at the other end of the liquid outlet structure and is sleeved in the connecting cap, and is abutted to a joint between the connecting cap and the other end of the liquid outlet structure by the connecting part.

Preferably, the check valve include drainage channel and the piston of setting in drainage channel, piston outer wall and drainage channel's inner wall between leave the space that is used for the liquid to flow, drainage channel is located export one end and is equipped with the narrowing section, the piston extrude under reset spring's effect on the narrowing section, seal drainage channel.

Preferably, the communicating structure may be a protruding structure or a structure with a protrusion, and the protruding structure may extend into the liquid outlet to cooperate with the piston. The protruding structure pushes the piston open, i.e. opens the one-way valve.

Furthermore, the communicating structure is a cylindrical structure, a flow channel is formed inside the communicating structure, one end of the communicating structure is used for being matched with the container to open the one-way valve, and the other end of the communicating structure is used for being communicated with an automatic feeding mechanism of the washing machine.

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

1. The external additive container does not occupy the internal space of the washing machine, does not influence the detergent feeding structure of the existing washing machine, has simple structure, convenient disassembly, easy replacement and better usability;

2. the external detachable arrangement makes the maintenance of the container simpler and more convenient, and can effectively avoid the phenomenon which can not be solved when the problems such as blockage and the like occur;

3. the additive can be automatically put in and put in for multiple times, the additive container does not need to be installed in each washing process, and the additive does not need to be put in by a user each time, so that the detergent is beneficial to cleaning;

4. the additive container is sealed, only gas can enter the additive container, and gas and liquid cannot flow out of the additive container, so that the effects of sealing, water proofing, dust proofing and liquid overflow prevention are achieved;

5. the gas flows in one direction, so that the gas pressure in the additive container can be balanced, the additive can be more smoothly extracted, and the difficulty of extracting the additive due to the reduction of the pressure in the additive container can be avoided;

6. the additive can be added, so that the additive container can be recycled, the cost is saved, the energy is saved, the environment is protected, and the use is convenient;

7. the liquid outlet structure is provided with a one-way valve to achieve the effect of reverse check, and prevent external liquid from entering the container to pollute the additive in the box;

8. the detachable sealing connection design of the container liquid outlet structure and the washing machine interface structure enables the joint not to leak, and avoids unnecessary waste or pollution and incapability of cleaning.

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

Drawings

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

FIG. 1 is a partial schematic view of an external container for a washing machine according to the present invention;

FIG. 2 is a schematic diagram of an additive delivery system according to the present invention;

FIG. 3 is a cross-sectional view of an additive delivery system of the present invention;

FIG. 4 is a schematic structural diagram of a first dispensing unit of the present invention;

fig. 5 to 6 are schematic views of the mounting structures of the first feeding unit and the automatic feeding mechanism of the present invention, respectively;

FIG. 7 is a schematic view of a water discharge circuit of the additive delivery system of the present invention;

FIG. 8 is a schematic view of a one-way venting configuration of the container of the present invention;

FIG. 9 is a sectional view taken along line A-A of FIG. 8;

it should be noted that the drawings and the description are not intended to limit the scope of the inventive concept in any way, but to illustrate it by a person skilled in the art with reference to specific embodiments.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and the following embodiments are used for illustrating the present invention and are not intended to limit the scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 and 7, the washing machine according to the present invention is an improvement of an additive feeding structure of an existing washing machine, and includes an additive feeding system, where the additive feeding system includes at least one external container 1 for containing an additive and an automatic feeding mechanism 2 (see fig. 7) for automatically feeding the additive in the container 1 into the washing machine, the washing machine is provided with an interface structure 3 externally connected to the container 1, the container 1 is detachably connected to the interface structure 3, and the automatic feeding mechanism 2 is installed in the washing machine and connected to the interface structure 3.

Example one

As shown in fig. 1, the washing machine according to this embodiment is a pulsator washing machine, and includes a control panel base 6, the container 1 is detachably mounted above the control panel base 6 of the washing machine, or may be mounted on an outer wall of the control panel base, the control panel base 6 is provided with an interface structure 3, and a container mounting portion 61 and a positioning portion 62 matched with the container 1 are disposed on a rear side above the control panel base 6. Preferably, the container mounting portion 61 is a recess recessed in the rear surface of the control panel base 6 to match the container.

Preferably, the positioning portion 62 is a positioning protrusion provided on the container mounting portion, and the container 1 is provided with a positioning groove 11 corresponding to the positioning protrusion.

As shown in fig. 2 and 3, the interface structure 3 is provided with a liquid guiding connector 31, the container 1 is provided with a connecting portion 12 matched with the liquid guiding connector 31, and the liquid guiding connector 31/the connecting portion 12 penetrate through the control panel seat 6 and are detachably connected with the connecting portion 12/the liquid guiding connector 31 in a plug-in sealing manner.

Example two

As shown in fig. 4 to 7, the additive feeding system of the present embodiment includes a first feeding unit and a second feeding unit, the first feeding unit is installed in the control panel seat 6, and is a manual feeding unit, and includes a water tank 4 and a distribution box 5 disposed in the water tank 4, the automatic feeding mechanism 2 is disposed on the water tank 4 of the first feeding unit, the second feeding unit is an external feeding unit, and includes the container 1 for holding the additive, the first feeding unit and the second feeding unit have a common feeding water path, and the additive in the container 1 is guided out by the automatic feeding mechanism and is fed into the washing machine from the first feeding unit.

The water tank 4 comprises a body 41 and a waterway integrated module 42 arranged on the body 41, at least one water feeding waterway 7 communicated with the distribution box 5 is arranged on the waterway integrated module 42, and the automatic feeding mechanism 2 is communicated with the water feeding waterway 7.

Further, a first waterway module 43 and a second waterway module 44 are installed on the sink 4, the first waterway module 43 is integrated with a main water inlet 431 and a main water inlet path 432, the second waterway module 44 is integrated with two water inlet branches 441 which are communicated with the main water inlet path 432 and the distribution box 5, and the automatic throwing mechanism 2 is arranged on the first waterway module 43 and the second waterway module 44 and is communicated with the main water inlet path 432 and the container 1.

Preferably, the first waterway module 43 is installed at the rear side of the water tank 4, and the second waterway module 44 is installed at the top of the water tank 4.

The first dispensing unit in this embodiment is an additive dispensing structure of an existing pulsator washing machine, the distribution box 5 at least includes two chambers, namely a detergent/washing powder chamber 51 and a softener chamber 52 (see fig. 4), and the main water inlet path 432 is communicated with the detergent/washing powder chamber of the distribution box; the waterway integration module 42 is further provided with an auxiliary water inlet 421 and an auxiliary water inlet 422 (see fig. 7), which are communicated with the softener chamber.

Further, the water tank 4 is further provided with a liquid guiding connection portion 45, namely, the liquid guiding connection portion is the interface structure 3, the liquid guiding connection portion 45 comprises a liquid guiding connector 31 and a control valve 451, the liquid guiding connector 31 is detachably connected with the external container 1, and the control valve 451 controls the communication between the liquid guiding connector 31 and the automatic feeding mechanism 2.

EXAMPLE III

As shown in fig. 7, the automatic feeding mechanism 2 of the present invention includes an additive extracting unit 21 and an additive extracting pipeline 22, the additive extracting unit 21 is communicated with the water feeding and discharging pipeline 7, a liquid inlet end of the additive extracting pipeline 22 is communicated with the interface structure 3, and a liquid outlet end is communicated with the additive extracting unit 21.

Preferably, the additive extracting unit 21 includes a negative pressure forming portion disposed in the water feeding and discharging passage, which is a venturi tube disposed in the main water inlet passage 432, the liquid outlet end of the additive extracting pipe 22 is communicated with the negative pressure forming portion, the additive enters the main water inlet passage 432 through the negative pressure forming portion after being extracted, then flows into the detergent/washing powder chamber 51 of the distribution box through the water inlet branch 441, and finally flows out of the water outlet of the water tank 4 into the washing tub of the washing machine.

Preferably, the additive extraction pipeline 22 is provided with a flow detection unit 23 for detecting the additive feeding amount, and more preferably, the flow detection unit 23 is detachably mounted on the waterway integration module 42.

Further, the second waterway module 44 is integrated with a flushing waterway 442 for cleaning the automatic dosing mechanism 2. One end of the flushing waterway 442 is communicated with the water feeding waterway 7, and the other end is communicated with the additive pumping pipeline 22 through a control valve 451. The control valve 451 is a two-in one-out reversing valve, the inlet of which is connected to the flushing water path 442 and the liquid guiding connector 31, and the outlet of which is connected to the additive extracting pipeline 22.

Example four

As shown in fig. 2 and 3, the container 1 of the present embodiment is provided with a liquid outlet 13, and the liquid outlet 13 is used for communicating with the interface structure 3; the liquid outlet 13 is provided with a check valve 14 for sealing the liquid outlet, and the interface structure 3 is provided with a communicating structure, namely a liquid guiding connector 31, which can push the check valve 14 open to guide out the liquid in the container.

Preferably, a liquid outlet structure 15 is detachably and hermetically arranged at the liquid outlet 13, and the check valve 14 is arranged in the liquid outlet structure 15.

The check valve include drainage channel and set up the piston in drainage channel, the inner wall of piston outer wall and drainage channel between leave the space that is used for the liquid to flow, drainage channel is located export one end and is equipped with the narrowing section, the piston extrude under reset spring's effect on the narrowing section, seal drainage channel.

Preferably, the communicating structure may be a protruding structure or a structure with a protrusion, and the protruding structure may extend into the liquid outlet to cooperate with the piston. The protruding structure pushes the piston open, i.e. opens the one-way valve. Furthermore, the communicating structure is a cylindrical structure, a flow channel is formed inside the communicating structure, one end of the communicating structure is used for being matched with the container to open the one-way valve, and the other end of the communicating structure is used for being communicated with an automatic feeding mechanism of the washing machine.

As shown in fig. 7, the liquid outlet structure 15 of the present invention is in threaded connection with the liquid outlet 13 of the container 1; or the liquid outlet structure is clamped with the liquid outlet (not shown in the figure).

The specific structure is that the container 1 is provided with a connecting part 12 extending outwards at a position corresponding to the liquid outlet 13, the liquid outlet structure 15 comprises a connecting cap 151, one end of the liquid outlet structure 15 penetrates through the connecting part and extends into the container 1, and the other end of the liquid outlet structure is in threaded connection with the connecting part 12 through the connecting cap 151. Preferably, the connection cap 151 is integrally formed at the other end of the liquid outlet structure 15 and is reversely sleeved at the end with a certain distance, and the connection portion 12 is clamped between the two and is in threaded connection with the connection cap 151.

The container 1 further comprises a first sealing unit sealing the liquid outlet 13, which first sealing unit is arranged between the liquid outlet 13 and the liquid outlet structure 15. Further, the first sealing unit is an annular sealing ring 16, which is sleeved on the other end of the liquid outlet structure 15 and sleeved in the connecting cap 151, and is abutted by the connecting portion 12 at a joint between the connecting cap 151 and the other end of the liquid outlet structure 15.

EXAMPLE five

As shown in fig. 1 and 2, the present invention provides an additive container 1 for storing an additive, which is a hermetically sealed additive container 1. However, as the detergent flows out, the air pressure in the sealed additive container 1 becomes lower and lower, so that the outflow of the additive becomes more difficult, and a structure for balancing the air pressure in the additive container 1 is required. In order to prevent the additive from flowing out and spraying and the external impurities and water from entering, the additive container 1 adopts a one-way ventilation structure. Specifically, the container 1 is provided with a liquid inlet, the liquid inlet is provided with a liquid inlet cover 8, and the liquid inlet cover 8 is provided with a one-way ventilating structure 9.

As shown in fig. 8 and 9, in the present embodiment, the one-way ventilation structure 9 includes a ventilation element 91 and a switch element 92, a ventilation hole 911 is formed in the ventilation element 91, the switch element 92 includes a switch unit 921, the air pressure change on the inner and outer sides of the additive container 1 opens or closes the switch unit 921, and the ventilation hole 911 conducts air in one direction or closes.

Two air holes 911 are formed in the ventilating element 91, the air holes 911 penetrate through the upper end surface and the lower end surface of the ventilating element 91, and air outlets of the air holes are uniformly and circumferentially distributed on the lower end surface.

The ventilating element 91 is formed by two coaxial cylindrical structures with different diameters, and the diameter of the upper end surface is slightly larger than that of the lower end surface.

The ventilation member 91 is also coaxially provided with a connection hole 912 for connecting the switching member 92 and an annular groove 913 for sealing the auxiliary switching member 92.

The connecting hole 912 runs through ventilation element 91, and with ventilation element 91 is coaxial, connecting hole 912 includes two coaxial holes that the diameter is different, and the junction in two holes forms the joint the screens boss 9121 of switch element 92. The air holes 911 are uniformly circumferentially arranged around the axis of the connection hole 912.

The annular groove 913 is provided on the lower end surface of the ventilation member 91, and the air outlet of the ventilation hole 911 is provided on the lower end surface inside the annular groove 913. The inside wall of annular groove 913 sets up to bleeder vent 911 direction slope, and the transition extends to the outward flange of bleeder vent 911, the lateral wall of annular groove 913 is vertical limit, and the both sides wall rounding off intersects.

The switch element 92 is an integrally formed elastic material element, and includes a switch portion 921 and a connecting portion 922.

The switch unit 921 is an inverted umbrella-shaped structure, and covers the lower end surface of the ventilation element 91, and the end of the switch unit extends into the annular groove 913.

The switch part 921 is closed, and the end thereof extends into the annular groove 913 to seal the air hole 911; the switch part 921 is opened, the switch part 921 deforms, the tail end of the switch part leaves the annular groove 913, and the air holes 911 are communicated in a single direction.

Connecting portion 922 is provided with annular boss 9221 and changeover portion 9222, and the screens boss 9121 cooperation on this annular boss 9221 and the connecting hole 912 is with connecting portion 922 joint in connecting hole 912, changeover portion 9222 sets up between annular boss 9221 and switch portion 921, and this changeover portion 9222 inside is equipped with the cavity hole 9223 of auxiliary switch portion 921 deformation.

Preferably, the section of the annular boss 9221 is semicircular; the inside hollow hole 9223 that is equipped with of changeover portion 9222 extends and runs through switch portion 921, further reduces switch portion 921 and takes place the required power of deformation.

The container 1 described in this embodiment has two states: when the additive is extracted from the liquid outlet 13, the air pressure in the container 1 is reduced, the air pressure in the additive container 1 is lower than the external air pressure, the switch part 921 is deformed, the tail end of the switch part leaves the annular groove 913, and the air vents 911 admit air; in the second state, the extraction is stopped, the liquid outlet 13 is sealed, the air pressure in the additive container 1 is equal to the external air pressure, the switch unit 921 is restored to its original state, and the end of the switch unit extends into the annular groove 913 to seal the additive container 1.

Although the present invention has been described with reference to a preferred embodiment, it should be understood that various changes, substitutions and alterations can be made herein without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. A washing machine comprising an additive dosing system, characterized in that: the additive feeding system comprises a first feeding unit and a second feeding unit, wherein the first feeding unit is arranged in the washing machine, is a manual feeding unit and comprises a water tank and a distribution box arranged in the water tank in a pulling mode, the second feeding unit is an external feeding unit and comprises an external container for containing an additive and an automatic feeding mechanism for automatically feeding the additive in the container into the washing machine, the automatic feeding mechanism is arranged on the water tank of the first feeding unit, the container is detachably arranged above or at the periphery of a control panel seat of the washing machine, the first feeding unit and the second feeding unit are provided with a common feeding and discharging water path, and the additive in the container is guided out by the automatic feeding mechanism and is fed into the washing machine from the first feeding unit;

the automatic throwing mechanism is arranged on the first waterway module and the second waterway module and is communicated with the main water inlet path and the container;

still install interface structure on the basin, automatic input mechanism is connected with interface structure, and interface structure includes drain connector and control valve, and the container is equipped with the connecting portion that match with the drain connector, and drain connector/connecting portion pass the control panel seat, with connecting portion/drain connector detachably plug-in sealing connection, and control valve controls the intercommunication of drain connector and automatic input mechanism.

2. The washing machine as claimed in claim 1, wherein: the water tank comprises a body and a water channel integrated module arranged on the body, at least one water throwing and discharging channel communicated with the distribution box is arranged on the water channel integrated module, and the automatic throwing mechanism is communicated with the water throwing and discharging channel.

3. The washing machine as claimed in claim 1, wherein: the first waterway module is arranged at the rear side of the water tank, and the second waterway module is arranged at the top of the water tank.

4. The washing machine as claimed in claim 1, wherein: the second waterway module is also integrated with a flushing waterway for cleaning the automatic feeding mechanism.

5. The washing machine as claimed in claim 1, wherein: the automatic feeding mechanism comprises an additive extracting unit and an additive extracting pipeline, the additive extracting unit is communicated with the water feeding and discharging channel, the liquid inlet end of the additive extracting pipeline is communicated with the container, and the liquid outlet end of the additive extracting pipeline is communicated with the additive extracting unit.

6. The washing machine as claimed in claim 5, wherein: the additive extraction unit comprises a negative pressure forming part arranged in the water throwing-off water channel, the liquid outlet end of the additive extraction pipeline is communicated with the negative pressure forming part, and the additive enters the water throwing-off water channel through the negative pressure forming part after being extracted.

7. The washing machine as claimed in claim 5, wherein: and the additive extraction pipeline is provided with a flow detection unit for detecting the additive feeding amount.

8. The washing machine as claimed in claim 7, wherein: the flow detection unit is detachably mounted on the water tank.

9. A washing machine according to any one of claims 5 to 8, wherein: the second feeding unit further comprises a flushing water channel for cleaning the additive extraction pipeline by water feeding, one end of the flushing water channel is communicated with the feeding water channel, and the other end of the flushing water channel is communicated with the additive extraction pipeline through a control valve.

10. A washing machine as claimed in claim 9, wherein: the control valve is a two-in one-out reversing valve, the inlet of the reversing valve is respectively connected with the flushing waterway and the container, and the outlet of the reversing valve is connected with the additive extracting pipeline.

11. The washing machine as claimed in claim 1, wherein: the control panel seat is provided with a container mounting part and a positioning part matched with the container.

12. The washing machine as claimed in claim 11, wherein: the container mounting part is a concave part which is arranged on the rear side surface of the control panel seat and is concave downwards to match with the container.

13. A washing machine as claimed in claim 11 or 12, characterized in that: the location portion is the location arch of locating the container installation department, and the container corresponds the protruding positioning groove that is equipped with of location.

14. The washing machine as claimed in claim 1, wherein: the container is provided with a liquid outlet which is used for being communicated with the interface structure; the liquid outlet is provided with a one-way valve for sealing the liquid outlet, and the interface structure is provided with a communicating structure capable of pushing the one-way valve open to guide out the liquid in the container.

15. The washing machine as claimed in claim 14, wherein: the container is provided with a liquid inlet, a liquid inlet cover is arranged at the position of the liquid inlet, and a one-way ventilating structure is arranged on the liquid inlet cover.