CN117188108A - Pulsator washing machine - Google Patents

Abstract

The invention provides a pulsator washing machine, which comprises a washing machine main body, wherein a washing barrel is arranged in the washing machine main body, and a clothes throwing opening is arranged at the top of the washing machine main body; a door cover installed on the washing machine body and capable of opening and closing the clothes inlet; the additive throwing device is arranged on the door cover and is used for throwing the additive into the washing machine main body. Through setting up the additive dispensing device on the door closure for additive dispensing device locates the bung hole top of washing bucket, and is close to washing machine water inlet department, and the additive of throwing out can be very convenient along with washing machine inflow water flow inflow in the washing bucket together, realizes the effect of high-efficient swift throwing in of additive.

Description

Pulsator washing machine

Technical Field

The invention belongs to the technical field of clothes treatment equipment, and particularly relates to a pulsator washing machine.

Background

The conventional additive delivery mode of the pulsator washing machine comprises the following two modes:

one is that users put the additive into the barrel of the washing machine directly, this put the way because users put manually directly, make the additive put quantity inconvenient control, easy to produce additive put quantity too much or too little situation; meanwhile, the additive is directly put into the barrel, so that the undiluted additive can be directly contacted with clothes in the barrel, and the problems of fading of the clothes and the like are easily caused.

The other is that a storage box is arranged on the washing machine, a user pre-throws the additive into the storage box structure of the washing machine in advance, and the additive is flushed into a washing machine barrel by utilizing water inlet of the washing machine; because the existing storage box structure is an open structure, the storage box can be contacted with external air and water splashed in the running process of the washing machine after the additives are put in the storage box structure, and the problems of pollution, deterioration and the like of the additives can be caused; meanwhile, since the storage box is generally drawably mounted on the washing machine, it needs to be disassembled during washing, which causes a problem of inconvenient washing of the storage box.

In view of this, the present invention has been made.

Disclosure of Invention

The invention aims to solve the technical problems of overcoming the defects of the prior art and providing the pulsator washing machine, wherein an additive throwing device is integrally arranged on a door cover of the pulsator washing machine, so that the additive throwing device is hidden on the lower side of a door body, and the aim of greatly improving the maintenance convenience of the additive throwing device is fulfilled.

In order to achieve the aim of the invention, the invention adopts the following basic conception of the technical scheme:

the invention provides a pulsator washing machine, which comprises a washing machine main body, wherein a washing barrel is arranged in the washing machine main body, and a clothes throwing opening is arranged at the top of the washing machine main body; a door cover installed on the washing machine body and capable of opening and closing the clothes inlet; the additive throwing device is arranged on the door cover and is used for throwing the additive into the washing machine main body.

Further, a throwing opening of the additive throwing device is arranged towards the lower part of the door cover, and the throwing opening is positioned above the barrel opening of the washing barrel.

Further, the additive feeding device further comprises a bubble generating module for foaming the extracted additive; the additive feeding device feeds the additive foamed by the bubble generating module into the washing barrel.

Further, a liquid storage cavity for storing the additive is arranged on the door cover, and the liquid storage cavity is communicated with an inlet of the additive throwing device.

Further, the liquid storage cavity is opened upwards, and the opening is used for adding the additive into the liquid storage cavity; the door cover is provided with a cover plate, the cover plate can open and close the upper side opening of the liquid storage cavity, and the liquid storage cavity is buckled and closed.

Further, the door cover is provided with a containing cavity, and the liquid storage box is detachably arranged in the containing cavity; the liquid storage box arranged in the accommodating cavity is connected with the inlet of the additive throwing device in an inserting way through the conducting structure and is used for feeding liquid into the automatic throwing device.

Further, the upper side of the accommodating cavity is provided with an opening communicated with the outside of the door cover, and the door cover is provided with a flip capable of opening and closing the opening and is used for opening and closing the upper side of the accommodating cavity.

Further, the upper side of the door cover is provided with a control panel, and the control panel and the automatic additive feeding device are arranged in a staggered mode.

Further, a plurality of liquid storage boxes for containing different additives are arranged on the door cover; an additive throwing device arranged on the door cover is communicated with one of the plurality of liquid storage boxes through a reversing valve structure; or, a plurality of additive throwing devices are arranged on the door cover, and each additive throwing device is communicated with each liquid storage box in a one-to-one correspondence mode.

Further, an installation cavity is formed in the door cover, and the additive throwing device is arranged in the installation cavity; the upper side of the additive throwing device is shielded by the upper side wall of the door cover, and a throwing opening of the additive throwing device protrudes out of the lower side wall of the door cover and is communicated with a washing barrel of the washing machine through a barrel opening of the washing barrel.

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

through setting up the additive dispensing device on the door closure, and because the door closure all locates impeller washing machine's bung hole top, and be close to the washing machine water inlet for the additive that additive dispensing device was thrown out can be very convenient along with the washing machine inflow flow together in the bucket, realize the effect of the swift input of additive high efficiency. Meanwhile, the additive throwing device is arranged on the door cover, so that after the door cover is opened, a user can directly and conveniently disassemble, assemble and maintain the additive throwing device, and the maintenance convenience of the washing machine is greatly improved.

In addition, the liquid storage box containing the additive is detachably arranged on the door cover of the pulsator washing machine, so that a user can conveniently pull and plug the liquid storage box, and the additive can be added into the containing box more conveniently and quickly, or the liquid storage box can be replaced integrally.

In addition, through above-mentioned setting for rotary drum washing machine's additive can directly hold in the liquid storage box that independent container constitutes, realizes carrying out independent encapsulation storage to the additive, and the additive is placed in inside for a long time and is difficult to go bad, be difficult to condense, adopts the liquid storage box that can take out, can take out the liquid storage box, once only adds the additive to the liquid storage box, reduces the number of times that the user added the additive, perhaps wholly changes the liquid storage box, and change conveniently, has improved the additive and has put in convenience. Meanwhile, the generation of the pollution of the additive stored in the washing machine can be avoided.

Meanwhile, the invention has simple structure and obvious effect, and is suitable for popularization and use.

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

Drawings

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

FIG. 1 is a schematic side view of a pulsator washing machine in accordance with an embodiment of the present invention;

fig. 2 is a schematic top view of an pulsator washing machine in accordance with an embodiment of the present invention;

fig. 3 to 5 are schematic views of a cross-sectional A-A structure of fig. 1 according to various embodiments of the present invention.

The main elements in the figure are illustrated: 1. a case; 2. a control panel seat; 3. a door cover; 4. a control panel; 5. a liquid storage box; 6. a receiving chamber; 7. a cover plate; 8. a clothes putting port; 9. additive feeding device; 10. a delivery port; 11. an inlet; 12. a liquid storage cavity; 13. a mounting cavity; 14. a washing tub.

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

Detailed Description

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

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

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

As shown in fig. 1 to 5, in the embodiment of the present invention, there is described a pulsator washing machine, which includes a cabinet 1, a washing tub 14 for holding washing water and a load is installed in the cabinet 1, and a control panel seat 2 is installed at the top of the cabinet 1; the box body 1 and the control panel seat 2 together form a washing machine body; the control panel seat 2 is provided with a clothes putting opening 8, the control panel seat 2 is provided with a door cover 3 capable of opening and closing the clothes putting opening 8, and the door cover 3 is assembled in a mode that the rear side of the door cover 3 is hinged with the control panel seat 2, so that the door cover 3 can be turned upwards to open the clothes putting opening 8. The washing barrel 14 installed in the box body 1 is generally coaxially arranged and is composed of a pulsator, an inner barrel and an outer barrel which are sequentially sleeved from inside to outside, the pulsator and the inner barrel can relatively rotate and are used for forming water flow in the outer barrel, and further the effect of washing clothes contained in the inner barrel is achieved.

In the invention, the pulsator washing machine further comprises an additive feeding device 9 for feeding the additive into the washing barrel 14 of the washing machine so as to wash clothes in the washing barrel by using the fed additive, thereby improving the washing effect. The additive dispensing device 9 may be any additive dispensing device capable of realizing an automatic additive dispensing function in the prior art.

In the invention, the pulsator washing machine further comprises a liquid storage box 5 and/or a liquid storage cavity 12 for containing the additive, and the liquid storage box is communicated with an inlet 11 of the additive feeding device 9, so that the additive feeding device 9 extracts the additive in the liquid storage box or the liquid storage cavity 12, and the additive is fed into the washing barrel 14 from a feeding port 10 of the additive feeding device 9.

According to the invention, the additive throwing device 9, the liquid storage box 5 and/or the liquid storage cavity 12 are arranged on the door cover 3 of the washing machine, so that the effect that the additive throwing device 9 is directly added on the door cover 3 of the washing machine, and the additive is thrown and added into the washing barrel 14 directly through the door cover 3 is realized, the throwing efficiency of the additive is improved, the maintenance of the additive throwing device 9 is facilitated, and especially, the additive addition and supplement of a user are greatly facilitated.

Example 1

As shown in fig. 1 to 3, the embodiment describes a pulsator washing machine, which comprises a box body 1, wherein a control panel seat 2 is installed at the top of the box body 1, the control panel seat 2 is in an annular structure, a garment throwing port 8 is arranged at the inner periphery of the annular structure, the interior of the annular control panel seat 2 is hollow, and a hollow power supply part, a control valve, a pipeline and the like are installed;

a door cover 3 capable of opening and closing a clothes putting opening 8 is arranged on the upper end surface of the control panel seat 2; the door cover 3 can be any existing structure, and can also be connected with the control panel seat 2 of the washing machine by adopting any connecting structure so as to realize the opening and closing operation of the clothes putting opening 8.

In this embodiment, the door cover 3 is connected with the control panel seat 2 through a hinge, the door cover 3 is of a plate structure which is correspondingly buckled above the control panel seat 2 and covers and closes the clothes putting opening 8, and the rear side of the door cover 3 is connected with the rear part of the control panel seat 2 through the hinge structure, so that the door cover 3 can be turned upwards to open and turned downwards to close the clothes putting opening 8 arranged on the control panel seat 2.

In this embodiment, the middle part of the door cover 3 is provided with the installation cavity 13, the additive delivery device 9 is arranged in the installation cavity 14, the delivery opening 10 of the additive delivery device 9 is opened towards the lower part of the door cover 3, so that when the door cover 3 is buckled on the control disc seat 2, the delivery opening 10 of the additive delivery device 9 is positioned right above the clothes delivery opening 8 of the control disc seat 2, and the additive flowing out from the delivery opening 10 by the additive delivery device 9 can directly fall into the washing barrel 14 from the top opening of the washing barrel 14.

In this embodiment, the upper side wall of the door cover 3 forms the top wall surface of the installation cavity 13, so that the upper side wall of the door cover 3 can shield the upper side of the additive feeding device 9, after the door cover 3 is closed, the upper side wall can not contact with the additive feeding device 9 any more, the probability that the additive feeding device 9 is damaged by collision is greatly avoided, the additive feeding device 9 can not be directly observed from the outside by a user, and the aesthetic property of the door cover 3 is greatly improved.

In this embodiment, the door cover 3 is further provided with a control panel 4 for controlling the washing machine; the control panel 4 and the additive throwing device 9 are arranged in a staggered way so as to avoid interference influence of the control panel and the additive throwing device; preferably, a sealing structure is arranged between the control panel 4 and the additive feeding device 9 so as to ensure that the two are not mutually connected in series.

In this embodiment, the lower side of the additive dispensing device 9 is provided with a dispensing opening 10, and the dispensing opening 10 protrudes from the lower side wall of the door cover 3, so that the additive flowing out of the dispensing opening 10 can be directly dispensed into the washing tub 14 below the door cover 3, and the dispensing efficiency of the additive is greatly improved. Meanwhile, the throwing port 10 is arranged at the center of the door cover 3, so that the additive flowing out from the throwing port 10 can effectively fall into the center area in the barrel, the contact degree of the additive and clothes is greatly improved, and the mixing uniformity of the additive and the clothes is further improved.

In this embodiment, an inlet 11 is disposed at one side of the additive dispensing device 9, and the inlet 11 is communicated with an outlet of the liquid storage box 5, so that the additive dispensing device 9 can draw the additive from the liquid storage box 5 to dispense into a washing tub 14 of the washing machine, and further the purpose of adding the whole set of automatic additive dispensing device on the door cover 3 of the washing machine is achieved.

In this embodiment, the door cover 3 is provided with a receiving cavity 6, an opening of the receiving cavity 6 is opened towards the upper side of the door cover 3, and the liquid storage box 5 is inserted into the receiving cavity 6 from top to bottom, so that the liquid storage box 5 can be inserted into the receiving cavity 6 inside the door cover 3 in a drawing manner.

In this embodiment, the accommodating cavity 6 is opened in the middle of the door cover 3 and above the clothes putting opening 8 formed in the control panel seat 2, the opening of the accommodating cavity 6 is opened upward, and the upper end of the liquid storage box 5 is correspondingly inserted into the accommodating cavity 6. Also, in order to ensure the firmness of the cartridge 5 after being inserted into the accommodating chamber 6, a connection structure may be provided between the accommodating chamber 6 and the cartridge 5, for example: a clamping structure, a bolt structure, etc.; for example: the holding cavity 6 is internally provided with a clamping structure, so that the clamping jaw is correspondingly inserted into the clamping groove on the outer wall of the holding box after the liquid storage box 5 is inserted into the holding cavity 6, and the purpose of clamping and fixing the liquid storage box 5 and the door cover is achieved.

In this embodiment, in order to improve the reaction degree between the additive and the laundry after the additive is put in, a foaming unit may be disposed on the additive putting device 9, so that when the extracted additive flows through the foaming unit, the extracted additive is acted by the foaming unit to foam, so that the additive flowing into the washing tub 14 from the putting port 10 of the additive putting device 9 is in a foaming state, and further, the effect of the additive on the laundry is greatly improved (the foaming unit is any structure capable of implementing the foaming function on the additive in the prior art).

Example two

The present embodiment is based on the first embodiment, and further has the following distinguishing technical features:

as shown in fig. 4, in this embodiment, there is described a pulsator washing machine, a door cover 3 of the pulsator washing machine is provided with a mounting cavity 13, an upper side of the mounting cavity 13 is open, a liquid storage box 5 is assembled into the mounting cavity 13 or disassembled from the mounting cavity 13, the liquid storage box 5 is a sealed container for storing additives, and an outlet of the liquid storage box 5 is connected with an inlet 11 of an additive feeding device 9 in a plugging manner, so as to achieve the purpose of feeding the additives stored in the liquid storage box 5 into a washing tub 14 by using the additive feeding device 9.

In this embodiment, install apron 7 on the door closure 3, the uncovered department of locating installation cavity 13 of apron 7 openable and closable for carry out the switching operation to the installation cavity 13 of installing liquid storage box 5, and then realize hiding the setting to the liquid storage box, further promote the aesthetic property of door closure.

Meanwhile, preferably, in order to further improve the attractiveness of the door cover 3, after the cover plate 7 is buckled and installed with the opening of the cavity 13, the upper side surface of the cover plate 7 is flush with the upper side surface of the door cover 3, so that the upper side surface of the door cover 3 is smooth, and the conditions of scratch and the like are effectively avoided.

In this embodiment, the outlet provided at the side of the liquid storage box 5 is connected with the inlet provided at the side of the additive delivery device through a pluggable and on-off connection structure, and the connection structure may be any existing structural form, for example: the outlet of the liquid storage box is provided with a one-way valve, the inlet of the additive throwing device is provided with a push rod, the push rod and the inlet are coaxially arranged, when the outlet of the liquid storage box is coaxially inserted with the inlet of the additive throwing device, the push rod is contacted with a valve core of the one-way valve, and the push valve core moves into the liquid storage box, so that the one-way valve is opened, and the effect that the outlet of the liquid storage box is communicated with the inlet of the additive throwing device is achieved (in the prior art, and is not shown in the drawing).

Example III

The present embodiment is based on the first to second embodiments, and further has the following technical features:

in this embodiment, the door cover 3 of the pulsator washing machine is provided with a plurality of accommodating cavities 6, each accommodating cavity 6 is inserted into a corresponding liquid storage box 5, and each liquid storage box 5 is respectively filled with different types of additives, such as washing liquid, softening liquid, disinfectant, flavoring agent, and the like.

In this embodiment, the liquid storage boxes 5 in the accommodating chambers 6 are communicated with one or a combination of additive feeding devices arranged on the washing machine through the control device, so as to achieve the effect of feeding different types of additives into the washing machine barrel respectively.

In this embodiment, the additive delivery device installed on the washing machine may be any existing delivery device, for example: the washing machine comprises a throwing waterway, wherein one end of the throwing waterway is communicated with a barrel arranged in the washing machine box body 1, the other end of the throwing waterway is communicated with each liquid storage box 5 through one or a combination of control valves, and a suction pump and other structures for providing suction acting force are connected in series on the throwing waterway so as to realize the aim of throwing different additives into the barrel of the washing machine.

In this embodiment, the control device may be any existing structure, for example: the multi-way valve is provided with a plurality of inlets and an outlet, the outlet is communicated with the barrel of the washing machine, each inlet is respectively communicated with the liquid storage box 5 in a one-to-one correspondence manner, and any one or a plurality of inlets can be controlled by a valve core in the multi-way valve to be communicated with the outlet so as to realize the control of additive throwing.

Example IV

The present embodiment is based on the first to third embodiments, and further has the following technical features:

in this embodiment, the liquid storage box 5 is an independent sealed ink box type structure.

In this embodiment, one end of the liquid storage box 5 inserted into the accommodating cavity 6 is provided with a liquid outlet, a pressure opening and closing valve is arranged at the liquid outlet, a pressing spring opening switch is arranged in the accommodating cavity 6, when the liquid storage box 5 is completely pushed into the accommodating cavity 6, the pressure opening and closing valve is opened, the liquid outlet is communicated with the automatic additive feeding device, when the liquid storage box 5 is pressed by the force, the liquid storage box 5 is ejected for a certain displacement, the pressure opening and closing valve is closed, and the liquid storage box 5 can be pulled out of the opening.

In this embodiment, the liquid storage box 5 is regular cylinder cavity, be equipped with the liquid outlet, the liquid storage box 5 is for pressing the bullet open type, the liquid outlet is equipped with the pressure switch valve, be equipped with in the holding chamber 6 of washing machine and press the bullet open type switch, when the liquid storage box 5 is pushed away completely to holding chamber 6 inside, the pressure switch valve is opened, the liquid outlet is with automatic the throwing device intercommunication of additive, when the liquid storage box 5 is pressed to the reuse force, the liquid storage box 5 is popped out certain displacement, the pressure switch valve is closed, the liquid storage box 5 can take out from holding chamber 6, insert the liquid storage box 5 into holding chamber 6, inwards press the liquid storage box 5, the liquid storage box 5 is locked, press the liquid storage box 5 again and pop out, during the use, disposable liquid additive of putting into in the liquid storage box 5, press the holding chamber 6 inside with the liquid storage box 5, when the washing machine needs to add the additive, after the additive in the liquid storage box 5 is dissolved, can take out, disposable add the additive to the liquid storage box 5, reduce the user and add the additive, perhaps, the whole is difficult to change because of setting up the volume of the setting, and the volume of the setting for a long-time is difficult, because the whole is easy, the inside is difficult to change, and the volume is easy, and easy to change.

In this embodiment, the liquid outlet is located on the end face of the liquid storage box 5 facing the accommodating cavity 6, and is located at the bottom of the end face, a one-way valve for the additive to flow out is arranged on the liquid outlet, a sealing element for controlling whether the washing liquid can flow out is arranged on the one-way valve, a control module capable of controlling the sealing element to move so that the washing liquid flows out of the liquid storage box 5 is arranged at the position corresponding to the sealing element in the accommodating cavity 6, the control module comprises an electromagnetic module and a piston rod connected with the electromagnetic module, the other end of the piston rod is located on the sealing element, and the electromagnetic module drives the piston rod to move so as to drive the sealing element to move so as to control the one-way valve to open and close.

Example five

The present embodiment is based on the first to fourth embodiments described above, with the following differences:

as shown in fig. 5, in this embodiment, the door cover 3 of the pulsator washing machine is not provided with the liquid storage box 5 formed by the detachable independent container, but the liquid storage cavity 12 is directly provided in the door cover 3, the liquid storage cavity 12 forms a space for storing the additive, and the inlet 11 of the additive adding device 9 is communicated with the liquid storage cavity 12, so that the additive in the liquid storage cavity 12 is extracted by the additive adding device 9 and then added into the washing tub 14 of the washing machine, and the effect of automatically adding the additive into the washing tub 14 of the washing machine is further realized.

In this embodiment, the inside of the door cover 3 is provided with a liquid storage cavity 12, the liquid storage cavity 12 is disposed at one side of the installation cavity 13, and the bottom of the liquid storage cavity 12 is communicated with the inlet 11 of the additive feeding device 9 disposed in the installation cavity 13, so that the additive in the liquid storage cavity 12 can be completely extracted by the additive feeding device 9 and then fed into the washing tub 14 of the washing machine.

In this embodiment, the top of the liquid storage chamber 12 is provided with an opening, and the opening is communicated with the external space above the door cover 3, so that the user can fill the additive into the liquid storage chamber by using the opening. In this embodiment, in order to avoid that the additive in the liquid storage cavity 12 flows out from the opening when the door cover is opened, the cover plate 7 is additionally installed on the door cover 3, the cover plate 7 is located at the top opening of the liquid storage cavity, the periphery of the cover plate 7 is in sealing contact with the top opening of the liquid storage cavity 12, and/or the periphery of the cover plate 7 is in sealing contact with the periphery of the top opening of the liquid storage cavity 12, so that the opening of the liquid storage cavity 12 is sealed and closed after the cover plate 7 is closed, and further the additive in the liquid storage cavity 12 is effectively prevented from leaking from the opening when the door cover 3 is opened.

In this embodiment, for convenience in cleaning the liquid storage cavity, an independent and detachable component may be additionally installed in the liquid storage cavity 12, so as to form an independent storage space in the liquid storage cavity 12, store the injected additive and communicate with the additive delivery device 9.

The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.

Claims (10)

1. A pulsator washing machine, comprising,

a washing machine main body, a washing barrel is arranged in the washing machine main body, and a clothes throwing opening is arranged at the top of the washing machine main body;

a door cover installed on the washing machine body and capable of opening and closing the clothes inlet;

the method is characterized in that:

the additive throwing device is arranged on the door cover and is used for throwing the additive into the washing machine main body.

2. A pulsator washing machine as claimed in claim 1, wherein,

the throwing opening of the additive throwing device is arranged towards the lower part of the door cover, and the throwing opening is positioned above the barrel opening of the washing barrel.

3. A pulsator washing machine as claimed in claim 1, wherein,

the additive feeding device further comprises a bubble generation module for foaming the extracted additive;

the additive feeding device feeds the additive foamed by the bubble generating module into a washing barrel of the washing machine.

4. A pulsator washing machine as claimed in any one of claims 1 to 3, wherein,

the door cover is provided with a liquid storage cavity for storing the additive, and the liquid storage cavity is communicated with an inlet of the additive throwing device.

5. A pulsator washing machine as claimed in claim 4, wherein,

the liquid storage cavity is opened upwards, and the opening is used for adding the additive into the liquid storage cavity;

the door cover is provided with a cover plate, the cover plate can open and close the upper side opening of the liquid storage cavity, and the liquid storage cavity is buckled and closed.

6. A pulsator washing machine according to any one of claims 1 to 3, wherein the door cover is provided with a receiving chamber, and the liquid storage box is detachably mounted in the receiving chamber;

the liquid storage box arranged in the accommodating cavity is connected with the inlet of the additive throwing device in an inserting way through the conducting structure and is used for feeding liquid into the automatic throwing device.

7. A pulsator washing machine as claimed in claim 6, wherein,

the upper side of the accommodating cavity is provided with an opening communicated with the outside of the door cover, and the door cover is provided with a flip cover capable of opening and closing the opening and is used for opening and closing the upper side of the accommodating cavity.

8. A pulsator washing machine as claimed in any one of claims 1 to 7, wherein,

the upper side of the door cover is provided with a control panel which is staggered with the automatic additive feeding device.

9. A pulsator washing machine as claimed in any one of claims 1 to 8, wherein,

a plurality of liquid storage boxes for containing different additives are arranged on the door cover;

an additive throwing device arranged on the door cover is communicated with one of the plurality of liquid storage boxes through a reversing valve structure;

or, a plurality of additive throwing devices are arranged on the door cover, and each additive throwing device is communicated with each liquid storage box in a one-to-one correspondence mode.

10. A pulsator washing machine as claimed in any one of claims 1 to 9, wherein,

the door cover is internally provided with a mounting cavity, and the additive throwing device is arranged in the mounting cavity;

the upper side of the additive throwing device is shielded by the upper side wall of the door cover, and a throwing opening of the additive throwing device protrudes out of the lower side wall of the door cover and is communicated with the washing barrel through the barrel opening of the washing barrel.