CN108729131B - Washing additive box and washing machine - Google Patents
Washing additive box and washing machine Download PDFInfo
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- CN108729131B CN108729131B CN201710248454.4A CN201710248454A CN108729131B CN 108729131 B CN108729131 B CN 108729131B CN 201710248454 A CN201710248454 A CN 201710248454A CN 108729131 B CN108729131 B CN 108729131B
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- washing
- box
- detergent additive
- box body
- liquid outlet
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- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
- D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00
- D06F39/02—Devices for adding soap or other washing agents
- D06F39/022—Devices for adding soap or other washing agents in a liquid state
Abstract
The invention discloses a washing additive box and a washing machine, wherein the washing additive box comprises a closed box body, a cavity is arranged in the closed box body, a liquid outlet is formed in the box body, and the liquid outlet is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine; a one-way ventilation structure for balancing the air pressure inside and outside the washing additive box; the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device. The washing additive box is sealed and is breathable in one direction; automatic putting and multiple putting can be realized; the device has the advantages of repeated use, simple structure, convenient installation and good usability.
Description
Technical Field
The invention relates to a detergent additive box and a washing machine, in particular to a detergent additive box which can be matched with the washing machine to realize automatic feeding, multiple feeding and sealing, and has balanced air pressure in the box and smooth feeding, and the washing machine using the detergent additive box.
Background
The traditional washing machine needs a washer to judge how much washing additive is added manually according to experience before washing begins, so that the workload of the washer is increased, and incomplete washing or waste is easily caused by improper control of the amount of the washing additive. Therefore, in the related art, an automatic feeding technology of the washing additives is proposed, wherein the washing additives and the softener which can be washed for multiple times are poured into the washing additive dispenser box once, and are automatically added according to the requirement during each washing. There are also different detergent additive boxes in the detergent additive dispenser box.
At present, a washing additive box for containing washing additives and softeners is generally a sealed box body, and the washing additives are quantitatively pumped out of the box body through a Venturi effect or a negative pressure effect or a metering pump and the like.
At present, there are a lot of patent applications related to automatic detergent feeding devices, and chinese patent with application number 97208723.0 discloses a detergent feeding device for washing machines, which is characterized in that a container matched with a bottle is arranged on a box body of the washing machine, the bottom of the container is a conical through hole, a vertical fixing piece is fixed on the through hole, a washing liquid conduit is fixed on the vertical fixing piece, the bottle body is matched with the container, a conical leading-in pipe is arranged on a bottle mouth, and a ventilation opening is arranged at the bottom of the bottle body. This structure cannot control the amount of detergent added and is easily damaged to waste detergent.
Chinese patent application No. 201610797034.7 discloses a detergent dispensing device for a washing machine, the detergent dispensing device comprising: the storage cavity is limited with a special detergent box mounting groove, a first thimble and a second thimble which are used for puncturing a special detergent box are arranged in the special detergent box mounting groove, a water inlet hole is formed in the first thimble, a water outlet hole is formed in the second thimble, and the first thimble and the second thimble are both suitable for being communicated with the inner space of the special detergent box after the end part of the first thimble and the end part of the second thimble penetrate into the special detergent box. In the invention, washing water enters the detergent box through the water inlet hole, is mixed with detergent and flows out of the detergent box through the water outlet hole to enter the washing machine, the detergent box can be used only once, and a new detergent box needs to be installed for washing each time. Causes waste of resources and causes little trouble in matching the detergent additive box for the customer.
In addition, as the detergent additive is drawn out, the air pressure in the sealed detergent additive box is reduced, so that the outflow of the detergent additive is difficult, a ventilation structure is needed to balance the air pressure in the detergent additive box, the detergent additive is prevented from flowing out of the detergent additive box due to dumping, vibration and the like, and external impurities and moisture are prevented from entering the detergent additive box to pollute the detergent additive.
In addition, after the detergent in the detergent box is put into the washing machine, part of the liquid is easy to remain on the bottom wall of the detergent box, thereby causing waste and bringing great inconvenience to the cleaning of the detergent additive box, the installation cavity and the like.
The present invention has been made in view of this situation.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a detergent additive box which can be matched with a washing machine to realize automatic feeding, multiple feeding and sealing, has balanced air pressure in the box and smooth feeding and is convenient and quick to install, and the washing machine using the detergent additive box.
In order to solve the technical problems, the invention adopts the technical scheme that:
a detergent additive cartridge comprising:
a box body: the washing machine comprises a closed box body, a washing cavity and a washing cavity, wherein the closed box body is internally provided with a cavity, the box body is provided with a liquid outlet, and the liquid outlet is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing cavity of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
In the above scheme, the washing additive box is a sealed box body with a cavity in the sealed interior, the washing additive box is provided with a liquid outlet, the washing additive is arranged in the cavity in the box body, a feeding pipeline of the washing machine is communicated with the liquid outlet and extracts the washing additive in the washing additive box, the washing additive enters the feeding pipeline of the washing machine from the liquid outlet through a liquid outlet device, the air pressure inside and outside the washing additive box is balanced through a ventilation structure in the extraction process, and the extraction is kept smooth all the time.
Furthermore, the one-way ventilating structure is arranged on the box body, and the structure is opened to ventilate in one way or closed to seal the detergent additive box according to the air pressure change inside and outside the detergent additive box.
In the above scheme, the washing additive box is a sealed box body, the one-way ventilation structure only allows the box body to ventilate in one way, liquid, impurities and the like can not circulate on two sides of the carrier through the one-way ventilation structure, and the effect of sealing the box body is achieved while the one-way ventilation is realized.
Furthermore, be equipped with ventilative mouthful on the box body, one-way ventilative structure is sealed to be set up in this ventilative mouthful.
The one-way ventilating structure comprises a ventilating element and a switch element, wherein the ventilating element is provided with a ventilating hole, the switch element comprises a switch part, the switch part is opened or closed by the change of air pressure on the inner side and the outer side of the detergent additive box body, and the ventilating hole is ventilated or closed in one way.
The ventilating element is provided with at least one air hole which penetrates through the upper end surface and the lower end surface of the ventilating element, and preferably, the air outlets of the air holes are uniformly and circumferentially distributed on the lower end surface. The air holes are arranged for realizing ventilation, and the preferable uniform circumferential distribution of the air holes is to prevent the air holes from being closed because the local opening amplitude of the switch part is too large due to uneven distribution of the air holes.
And the ventilation element is also provided with a connecting hole for connecting the switch element and an annular groove for sealing the auxiliary switch element. Preferably, the connecting hole and the annular groove are coaxially arranged, and the air holes are uniformly and circumferentially arranged around the shaft of the connecting hole. Prevent the switch part from being opened thoroughly and being closed and reset due to uneven distribution of the air holes. And a clamping boss for clamping the switch element is formed in the connecting hole. The annular groove is arranged on the lower end face of the ventilating element, and the air outlet of the air vent is arranged on the lower end face within the annular groove. Preferably, the inner side wall of the annular groove is obliquely arranged towards the air holes, and more preferably, the inner side wall of the annular groove is obliquely transited to extend to the outer edge of the air holes. The sealing effect with the switch portion is improved.
The switch element is an elastic material element and comprises a switch part and a connecting part, and preferably, the switch element is an integrally formed elastic material element. Switch element's switch portion is for having elastic material and making, after taking place corresponding deformation under certain pressure, can resume the original state after pressure cancellation, threaded connection or joint or bonding or integrated into one piece, preferred integrated into one piece between switch portion and the connecting portion.
The switch part is an inverted umbrella-shaped structure or a conical structure, covers the lower end face of the ventilating element, and the tail end of the switch part extends into the annular groove. The switch part is arranged to be an inverted umbrella-shaped structure or a conical structure, so that the switch part is deformed under certain one-way pressure, and the deformed switch part has better force for restoring the deformation due to the structure of the switch part. The switch part is closed, the tail end of the switch part extends into the annular groove, and the air hole is sealed; the switch part is opened, the switch part deforms, the tail end of the switch part leaves the annular groove, and the air holes are ventilated in one direction.
Connecting portion are provided with annular boss and changeover portion, and this annular boss cooperates with the screens boss on the connecting hole with connecting portion joint in the connecting hole, the changeover portion sets up between annular boss and switch portion, and this changeover portion is inside to be equipped with the cavity hole of auxiliary switch portion deformation. Preferably, the section of the annular boss is semicircular, so that the switch element can be clamped on the clamping boss of the connecting hole more conveniently, quickly and labor-saving; preferably, the inside hollow hole that is equipped with of changeover portion extends and runs through switch portion, further reduces the required power of switch portion emergence deformation.
Further, the box body is provided with a liquid inlet, a liquid inlet cover is detachably and hermetically arranged at the position of the liquid inlet, and the liquid inlet cover is of a one-way ventilating structure.
In the above-mentioned scheme, because the detergent additives box of automatic putting on the existing market generally is disposable consumer products, can not reuse, and detergent additives box seal sets up simultaneously, and along with the inside detergent additives of box body is taken out, the pressure in the box body is littleer and littleer, and it will be more and more difficult to extract detergent additives. Therefore, the liquid inlet cover is detachably arranged on the box body of the washing additive box, the liquid inlet cover can be timely detached to supplement washing additives into the washing additive box, and meanwhile, the liquid inlet cover is of a one-way ventilating structure, so that one-way ventilation can be realized while the liquid inlet is sealed.
The liquid inlet cover comprises a cover body and a switch element, wherein at least one air hole is formed in the cover body, the switch element comprises a switch part, the switch part is opened or closed by the change of air pressure on the inner side and the outer side of the washing additive box, and the air hole is one-way ventilated or closed.
The lid is including the first lid that is used for the rigidity to support and the second lid that is used for flexible seal, second lid cover is located the lower extreme of first lid cooperates with first lid and will enter liquid lid detachable seal installation in inlet department. The first lid with the second lid is that same kind of material or two kinds of materials make, first lid with the second lid is integrated into one piece or two material injection moulding or secondary injection moulding or joint or bonding or threaded connection. Preferably, the size of the upper end of the first cover body is larger than the maximum size of the second cover body. The lateral wall of second lid is provided with the recess of joint box body inlet, and its bottom outside still is equipped with the transition portion of easy to assemble. The groove on the side wall of the second cover body is matched with the liquid inlet, the liquid inlet cover is sealed and clamped at the position of the liquid inlet, and the transition part which is arranged outside the bottom of the liquid inlet cover and is convenient to mount is an inclined plane or a smooth curved surface extending outwards from the bottom of the liquid inlet cover. The bottom of the side wall of the upper end of the first cover body is provided with a concave part suitable for being buckled by a hand. Preferably, the recess provided in the bottom of the upper end side wall of the first lid is an inclined planar recess or an inclined smooth recess from the first lid side wall to the bottom thereof. Preferably, the second cover body is an integrally formed elastic material element, the lower end of the first cover body is provided with a non-smooth connecting part, and the connecting part is matched with the second cover body to enhance the connecting strength of the first cover body and the second cover body.
The first cover body is provided with at least one air hole penetrating through the upper end face and the lower end face of the first cover body, a connecting hole for connecting a switch element and an annular groove for sealing an auxiliary switch element are coaxially arranged, the annular groove is arranged on the lower end face of the first cover body, and an air outlet of the air hole is formed in the lower end face within the annular groove. Preferably, the first cover body is provided with at least one air hole penetrating through the upper end surface and the lower end surface of the first cover body, and air outlets of the air holes are uniformly and circumferentially distributed on the lower end surface. The air holes are arranged for realizing ventilation, and the preferable uniform circumferential distribution of the air holes is to prevent the air holes from being closed because the local opening amplitude of the switch part is too large due to uneven distribution of the air holes. Preferably, the connecting hole and the annular groove are coaxially arranged, and the air holes are uniformly and circumferentially arranged around the shaft of the connecting hole. Prevent the switch part from being opened thoroughly and being closed and reset due to uneven distribution of the air holes. And a clamping boss for clamping the switch element is formed in the connecting hole. Preferably, the inner side wall of the annular groove is obliquely arranged towards the air holes, and more preferably, the inner side wall of the annular groove is obliquely transited to extend to the outer edge of the air holes. The sealing effect with the switch portion is improved.
The box body is provided with an installation concave part and a handle position, wherein the installation concave part is used for installing the liquid inlet cover, extends outwards from the liquid inlet and is matched with the upper end of the first cover body in shape; the hand buckling position is a part which is additionally extended outwards at one end of the mounting concave part and is suitable for hand buckling; the liquid inlet is also provided with a guide part convenient for mounting the liquid inlet cover, and is matched with the transition part of the second cover body. The mounting concave part of the liquid inlet cover enables the liquid inlet cover to be flush with or recessed into the box body of the detergent additive box after being mounted, so that the liquid inlet cover is prevented from protruding out of the detergent additive box and plays a role in limiting mounting; the handle is convenient for dismounting or mounting the washing additive box. Preferably, the handle is a semicircular recess extending outwardly from one end of the mounting recess. Further, the switch element is an elastic material element and comprises a switch part and a connecting transition section connected with the connecting hole of the first cover body, and preferably, the switch element is an integrally formed elastic material element.
The switch part is of an inverted umbrella-shaped structure or a conical structure, covers the lower end face of the first cover body, is kept in an original state or deforms to cause the tail end of the switch part to stretch into or leave the annular groove, and closes or opens the air hole; and a hollow hole for assisting the deformation of the switch part is formed in the connecting transition section. Switch element's switch portion is for having elastic material and making, after taking place corresponding deformation under certain pressure, can resume the original state after pressure cancellation, threaded connection or joint or bonding or integrated into one piece, preferred integrated into one piece between switch portion and the connecting portion. The switch part is arranged to be an inverted umbrella-shaped structure or a conical structure, so that the switch part is deformed under certain one-way pressure, and the deformed switch part has better force for restoring the deformation due to the structure of the switch part. The switch part is closed, the tail end of the switch part extends into the annular groove, and the air hole is sealed; the switch part is opened, the switch part deforms, the tail end of the switch part leaves the annular groove, and the air holes are ventilated in one direction. Preferably, the connection transition section is provided with an annular boss and a transition section, and the annular boss is matched with a clamping boss on the connecting hole to clamp the connecting part in the connecting hole. Preferably, the section of the annular boss is semicircular, so that the switch element can be clamped on the clamping boss of the connecting hole more conveniently, quickly and labor-saving; connect the inside cavity hole that is equipped with of changeover portion and extend and run through switch portion, further reduce the required power of switch portion emergence deformation.
Further, the detergent additive box has two states: the first state is that the washing additive is extracted from the liquid outlet, the air pressure in the washing additive box is reduced, the air pressure in the washing additive box is smaller than the external air pressure, the switch part is deformed, the tail end of the switch part leaves the annular groove, and the air is led through the air hole; the second state is that the extraction is stopped, the liquid outlet is sealed, the air pressure in the detergent additive box is equal to the external air pressure, the switch part is restored to the original state, and the tail end of the switch part extends into the annular groove to seal the detergent additive box.
Furthermore, the liquid outlet device comprises an on-off valve arranged on the liquid outlet and a suction device arranged in the washing additive box, wherein the inlet of the suction device is communicated with the washing additive box, and the outlet of the suction device is communicated with the inlet of the on-off valve.
Preferably, the suction device extends towards the bottom wall of the detergent additive box, the inlet of the suction device is arranged towards the bottom wall of the detergent additive box, and a gap for liquid to pass through is reserved between the suction device and the bottom wall. The suction device is arranged, the inlet of the suction device is arranged towards the bottom wall of the detergent additive box, and a gap for liquid to pass through is reserved between the suction device and the bottom wall, so that the detergent additives in the detergent additive box can be completely extracted, and waste is avoided.
Preferably, the bottom wall of the detergent additive box is recessed to form a groove with a position lower than the surface of the bottom wall of the detergent additive box corresponding to the inlet of the suction device, and the inlet of the suction device is positioned in the groove and a gap for liquid to pass through is reserved between the inlet of the suction device and the bottom surface and the side wall of the groove. The groove, corresponding to the inlet of the suction device, on the bottom wall is sunken to form a position lower than the surface of the bottom wall of the detergent additive box, plays a role in gathering the detergent additives when the residual quantity of the detergent additives is small, and the inlet of the suction device is positioned in the groove, so that the detergent additives can be fully utilized, the detergent additives can be saved to the greatest extent, and waste is avoided.
Furthermore, the suction device is of a hollow tubular structure, a flow channel is formed inside the suction device, one end of the flow channel faces to the bottom wall of the detergent additive box, and the other end of the flow channel is communicated with an inlet of the on-off valve. An arc-shaped reversing flow guide channel is formed between the inlet and the outlet of the flow channel, and the reversing position of the flow channel, which corresponds to the inlet of the on-off valve, is an outward-expanded arc surface; preferably, the radius of the arc surface is larger than that of the flow passage. The reversing position of the flow channel corresponding to the inlet of the on-off valve is an outward-expanding arc surface, which is beneficial to the flow of the washing additive in the flow channel, and compared with the mode that a right angle or a corner similar to the right angle is adopted at the reversing position, the outward-expanding arc surface at the reversing position is beneficial to the flow of liquid, but not generates intermittent flow.
Furthermore, the on-off valve comprises a drainage channel, a piston and a return spring, wherein the piston and the return spring are arranged in the drainage channel, the piston blocks the drainage channel under the action of the return spring, and a sealing element is arranged in the drainage channel of the liquid outlet or the on-off valve and used for sealing the joint of the liquid outlet and the feeding pipeline.
Preferably, the on-off valve includes drainage channel and the piston of setting in drainage channel, piston outer wall and drainage channel's inner wall between leave and be used for the space that liquid flows, 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 on-off valve includes drainage channel and the piston of setting in drainage channel, piston outer wall and drainage channel's inner wall between leave and be used for the space that liquid flows, 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 liquid outlet is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine, and the feeding pipeline is provided with a communicating structure for opening the on-off valve when the liquid outlet is communicated with the feeding pipeline. The communicating structure can be a convex structure or a convex structure, and the convex structure can extend into the liquid outlet to be matched with the piston. The protruding structure pushes the piston open, i.e. opens the on-off valve. Preferably, the communicating structure is arranged at the end part of the throwing pipeline, and the on-off valve is opened by pushing the piston. The communicating structure is a cylindrical structure, a flow passage is formed in the communicating structure, one end of the communicating structure is used for being matched with the detergent additive box to open the on-off valve, and the other end of the communicating structure is used for being communicated with a feeding pipeline of the washing machine. The side wall of one end matched with the detergent additive box is provided with an opening communicated with an internal flow channel of the detergent additive box, so that when the end part supports the piston, the opening of the piston drains the detergent additive into the flow channel of the communicating structure, and then the detergent additive enters the washing machine through the feeding pipeline. Preferably, the detergent additive box is of a cube or cuboid structure, and the liquid outlet is flush with the outer surface of the detergent additive box. Of course, the liquid outlet may protrude from the surface of the detergent additive box, and in order to reduce the processing difficulty and simplify the structure of the installation cavity for accommodating the detergent additive box, the detergent additive box is preferably designed to be a regular cube or a cuboid, and the liquid outlet is flush with the outer surface of the detergent additive box. Preferably, the liquid outlet is arranged on the side wall of the washing additive box, and the communicating structure is horizontally arranged corresponding to the liquid outlet; or the liquid outlet is arranged on the bottom wall of the washing additive box, and the communicating structure corresponds to the vertical arrangement of the liquid outlet.
Furthermore, the box body also comprises a limiting structure, and the shape, size and position of the limiting structure are matched with those of the limiting structure on the detergent additive box installation cavity to limit the activity of the installed detergent additive box.
In the above scheme, a limiting structure is arranged in the washing additive box mounting cavity and used for limiting the movement of the washing additive box when the washing additive box is arranged on the mounting cavity and detachably and fixedly mounting the washing additive box in the washing additive box mounting cavity. The limiting structure comprises an elastic piece arranged on one side of the installation cavity and is used for being elastically deformed between the detergent additive box and the side wall of the installation cavity when the detergent additive box is arranged on the installation cavity. The limiting structure also comprises at least one separating rib arranged on the bottom wall of the mounting cavity and used for separating each detergent additive box; preferably, the partitioning ribs are arranged in the same direction as the elastic members, the partitioning ribs limit the movement of the detergent additive box in a first direction, and the elastic members limit the movement of the detergent additive box in a second direction perpendicular to the first direction.
Preferably, the detergent additive box is of a cuboid/cube structure and is detachably and fixedly arranged in the detergent additive box installation cavity.
Furthermore, the box body also comprises a raised structure for increasing the friction force, and the raised structure is arranged on the upper side of the installation side wall of the box body. The friction force when the box body is disassembled is increased, so that the disassembly is more convenient and labor-saving. Preferably, the convex structure is at least one cuboid/cube convex with smooth edges and arranged in parallel or a plurality of round convex distributed scattered. The positions of the protruding structures are matched with the positions of the handles on the detergent additive box mounting cavity, so that the detergent additive box is convenient to disassemble, and the friction force is increased.
The invention also provides a washing machine, which comprises the detergent additive box.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects.
1. The gas flows in one direction, so that the gas pressure in the washing additive box can be balanced, the washing additive can be more smoothly extracted, and the difficulty of extracting the washing additive due to the reduction of the pressure in the washing additive box can be avoided;
2. the automatic feeding and the multiple feeding can be realized, and the washing additive box is not required to be installed in each washing;
3. the washing additive box is sealed, only gas can enter the washing additive box, and gas and liquid cannot flow out of the washing additive box, so that the effects of sealing, water proofing, dust proofing and liquid overflow prevention are achieved;
4. the detergent additive can be added, so that the detergent additive box can be recycled, the cost is saved, the energy is saved, the environment is protected, and the use is convenient;
5. the structure is simple, the installation is convenient, and the usability is good;
6. the structure and the material are simple, and the economical efficiency is good.
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 schematic view of a detergent additive cartridge of the present invention;
FIG. 2 is a sectional view taken along line J-J of FIG. 1;
FIG. 3 is a sectional view taken along line H-H of FIG. 1;
FIG. 4 is a perspective view of the detergent additive cartridge of the present invention;
FIG. 5 is a cross-sectional view of a one-way vent structure A-A according to a first embodiment of the present invention;
fig. 6 is a cross-sectional view of an inlet cap a-a of fig. 2 according to the present invention;
FIG. 7 is an enlarged view of portion B of FIG. 2;
FIG. 8 is an enlarged view of section C of FIG. 3;
in the figure: 1. a detergent additive cartridge/body; 11. a raised structure; 12. a liquid outlet; 14. a liquid inlet; 141. a guide portion; 15. a mounting recess; 16. a hand buckling position; 17. a limiting structure; 2. a one-way ventilation structure; 21. a gas permeable element; 211. air holes are formed; 212. connecting holes; 2121. a clamping boss; 213. an annular groove; 22. a switching element; 221. a switch section; 222. a connecting portion; 2221. an annular boss; 2222. a transition section; 2223. a hollow bore; 2', a liquid inlet cover; 21', a first cover body; 211' and air holes; 212', a connecting hole; 2121', a clamping boss; 213', an annular groove; 214', a recess; 215', a connecting portion; 22', a switching element; 221', a switching section; 222', connecting the transition sections; 2221', annular boss; 2223', a hollow bore; 23', a second cover body; 231', a groove; 232', a transition part; 3. a suction device; 41. a sealing element; 5. an on-off valve; 51. a return spring; 52. a piston.
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
The following further describes embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 8, a detergent additive cartridge 1 includes:
a box body 1: the washing machine comprises a closed box body 1 with a cavity inside, wherein a liquid outlet 12 is arranged on the box body 1, and the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
The one-way ventilating structure is arranged on the box body, and the structure is opened to ventilate in one way or closed to seal the detergent additive box 1 according to the air pressure change of the inner side and the outer side of the detergent additive box 1. The washing additive box 1 is a sealed box body as a whole, the one-way ventilating structure only allows the box body 1 to ventilate in one way, liquid, impurities and the like cannot circulate on two sides of the carrier through the one-way ventilating structure, and the effect of sealing the box body is achieved while one-way ventilating is realized.
The liquid outlet device comprises an on-off valve 5 arranged on the liquid outlet and a suction device 3 arranged in the washing additive box, wherein the inlet of the suction device 3 is communicated with the washing additive box 1, and the outlet of the suction device is communicated with the inlet of the on-off valve 5.
The box body 1 further comprises a limiting structure 17, and the shape, size and position of the limiting structure 17 are matched with those of the limiting structure on the detergent additive box installation cavity to limit the activity of the installed detergent additive box.
Preferably, the detergent additive box is of a cuboid/cube structure and is detachably and fixedly arranged in the detergent additive box installation cavity.
The box body 1 further comprises a protruding structure 11 for increasing friction force, and the protruding structure is arranged on the upper side of the box body installation side wall.
In the above scheme, the detergent additive box 1 is a sealed box body 1 with a sealed cavity inside, and is provided with a liquid outlet 12, the detergent additive is arranged in the cavity inside the box body, a feeding pipeline of the washing machine is communicated with the liquid outlet and extracts the detergent additive in the detergent additive box, the detergent additive enters the feeding pipeline of the washing machine from the liquid outlet 12 through a liquid outlet device, and air pressure inside and outside the detergent additive box is balanced through a ventilation structure in the extraction process, so that the extraction is always kept smooth.
The washing machine comprises the detergent additive box 1.
Example one
As shown in fig. 1 to 8, in the present embodiment, a detergent additive cartridge 1 includes:
a box body 1: the washing machine comprises a closed box body 1 with a cavity inside, wherein a liquid outlet 12 is arranged on the box body 1, and the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
The one-way ventilating structure is arranged on the box body, and the structure is opened to ventilate in one way or closed to seal the detergent additive box 1 according to the air pressure change of the inner side and the outer side of the detergent additive box 1. The washing additive box 1 is a sealed box body as a whole, the one-way ventilating structure only allows the box body 1 to ventilate in one way, liquid, impurities and the like cannot circulate on two sides of the carrier through the one-way ventilating structure, and the effect of sealing the box body is achieved while one-way ventilating is realized.
As shown in fig. 1-5, the box body is provided with a ventilation opening, and the one-way ventilation structure is hermetically arranged in the ventilation opening.
The one-way ventilation structure comprises a ventilation element 21 and a switch element 22, a ventilation hole 211 is formed in the ventilation element 21, the switch element 22 comprises a switch part, the switch part 221 is opened or closed through air pressure change of two sides of the carrier, and the ventilation hole 211 conducts air in a one-way mode or is closed.
Two air holes 211 are arranged on the ventilating element 21, the air holes 211 penetrate through the upper end surface and the lower end surface of the ventilating element 21, and air outlets of the air holes are uniformly and circumferentially distributed on the lower end surface.
The ventilating element 21 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 21 is also coaxially provided with a connection hole 212 for connecting the switching member 22 and an annular groove 213 for sealing the auxiliary switching member 22.
The connecting hole 212 penetrates through the air permeable element 21 and is coaxial with the air permeable element 21, the connecting hole 212 comprises two holes which are coaxial and have different diameters, and the connecting position of the two holes forms a clamping boss 2121 for clamping the switch element 22. The air holes 211 are uniformly circumferentially arranged around the axis of the connection hole 212.
The annular groove 213 is disposed on the lower end surface of the ventilation member 21, and the air outlet of the ventilation hole 211 is disposed on the lower end surface within the annular groove 213. The inner side wall of the annular groove 213 is inclined towards the air hole 211 and extends to the outer edge of the air hole 211 in a transition manner, the outer side wall of the annular groove 213 is a vertical side, and the two side walls are intersected smoothly.
The switch element 22 is an integrally formed elastic material element, and includes a switch portion 221 and a connecting portion 222.
The switch portion 221 is an inverted umbrella-shaped structure, and covers the lower end surface of the ventilation element 21, and the end thereof extends into the annular groove 213.
The switch part 221 is closed, the tail end of the switch part extends into the annular groove 213, and the air hole 211 is sealed; when the switch part 221 is opened, the switch part 221 is deformed, the tail end of the switch part leaves the annular groove 213, and the air holes 211 are ventilated in one direction.
The connecting portion 222 is provided with an annular boss 2221 and a transition section 2222, the annular boss 2221 is matched with a clamping boss 2121 on the connecting hole 212 to clamp the connecting portion 222 in the connecting hole 212, the transition section 2222 is arranged between the annular boss 2221 and the switch portion 221, and a hollow hole 2223 for assisting the switch portion 221 to deform is arranged inside the transition section 2222.
Preferably, the cross section of the annular boss 2221 is semicircular; the hollow hole 2223 formed in the transition section 2222 extends through the switch part 221, so as to further reduce the force required for the switch part 221 to deform.
The detergent additive box 1 in this embodiment includes a liquid outlet 12, and further includes the above-mentioned one-way ventilating structure 2, and the detergent additive box 1 has two states: the washing additive is extracted from the liquid outlet 12, the air pressure in the washing additive box 1 is reduced, the air pressure in the washing additive box 1 is smaller than the external air pressure, the switch part 221 is deformed, the tail end of the switch part leaves the annular groove 213, and the air is admitted through the air vent 211; in the second state, the extraction is stopped, the liquid outlet 12 is sealed, the air pressure in the detergent additive box 1 is equal to the external air pressure, the switch part 221 is restored, and the tail end of the switch part extends into the annular groove 213 to seal the detergent additive box 1.
Example two
As shown in fig. 1 to 8, in the present embodiment, a detergent additive cartridge 1 includes:
a box body 1: the washing machine comprises a closed box body 1 with a cavity inside, wherein a liquid outlet 12 is arranged on the box body 1, and the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
The one-way ventilating structure is arranged on the box body, and the structure is opened to ventilate in one way or closed to seal the detergent additive box 1 according to the air pressure change of the inner side and the outer side of the detergent additive box 1. The washing additive box 1 is a sealed box body as a whole, the one-way ventilating structure only allows the box body 1 to ventilate in one way, liquid, impurities and the like cannot circulate on two sides of the carrier through the one-way ventilating structure, and the effect of sealing the box body is achieved while one-way ventilating is realized.
As shown in fig. 1-4, 6 and 8, the box body is provided with a liquid inlet 14, and a liquid inlet cover 2 'is detachably and hermetically arranged at the liquid inlet 14, and the liquid inlet cover 2' is of a one-way ventilating structure.
The liquid inlet cover 2 ' comprises a cover body and a switch element 22 ', two air holes 211 ' are formed in the cover body, the switch element 22 ' comprises a switch part 221 ', the switch part 221 ' is opened or closed by air pressure change at the inner side and the outer side of the detergent additive box 1, and the air holes 211 ' are one-way ventilated or closed.
The cover body is provided with at least one air hole 211 ', the air hole 211 ' penetrates through the upper end surface and the lower end surface of the cover body, and air outlets of the air holes 211 ' are uniformly and circumferentially distributed on the lower end surface.
The cover body comprises a first cover body 21 'for rigid support and a second cover body 23' for flexible sealing, wherein the second cover body 23 'is sleeved at the lower end of the first cover body 21' and is matched with the first cover body 21 'to detachably and hermetically install the liquid inlet cover 2' at the liquid inlet 14.
The first cover body 21 'and the second cover body 23' are made of two materials, and the first cover body 21 'and the second cover body 23' are formed in a clamping mode.
The first cover body 21 ' is composed of two cylindrical structures with different diameters, the diameter of the upper end is larger than that of the lower end, the second cover body 23 ' is sleeved on the lower end of the first cover body 21 ', and the diameter of the upper end of the first cover body 21 ' is larger than that of the second cover body 23 '.
The side wall of the second cover 23 ' is provided with a groove 231 ' for clamping the cassette inlet 14, and the outer side of the bottom of the second cover is also provided with a transition part 232 ' convenient for installation.
The groove 231 ' is matched with the liquid inlet 14, the liquid inlet cover 2 ' is clamped at the liquid inlet 14 in a sealing manner, and the transition part 232 ' which is arranged on the outer side of the bottom of the liquid inlet cover and is convenient to mount is an inclined plane extending outwards from the bottom of the liquid inlet cover.
The bottom of the upper side wall of the first cover body 21 'is provided with a concave part 214' suitable for being buckled by hands. Is a flat recess 214 'with an inclination from the side wall of the first cover 21' to the bottom thereof.
The second cover 23 ' is an integrally formed elastic material element, and the lower end of the first cover 21 ' is provided with a non-smooth connecting portion 215 ', and the connecting portion 215 ' is matched with the second cover 23 ' to enhance the connecting strength between the first cover 21 ' and the second cover 23 '.
The first cover body 21 'is provided with two air holes 211' penetrating through the upper end surface and the lower end surface thereof, and is also coaxially provided with a connecting hole 212 'for connecting the switch element 22' and an annular groove 213 'for sealing the auxiliary switch element 22', the annular groove 213 'is arranged on the lower end surface of the first cover body 21', and an air outlet of the air hole 211 'is arranged on the lower end surface within the annular groove 213'.
The air outlets of the air holes 211' are uniformly and circumferentially distributed on the lower end surface.
The connection hole 212 'and the annular groove 213' are coaxially arranged, and the ventilation holes 211 'are uniformly and circumferentially arranged around the axis of the connection hole 212'.
A locking boss 2121 ' for locking the switch element 22 ' is formed in the connecting hole 212 '.
Preferably, the inner side wall of the annular groove 213 'is inclined toward the ventilation hole 211', and more preferably, the inner side wall of the annular groove 213 'is inclined to transit to the outer edge of the ventilation hole 211'. The sealing effect with the switching part 221' is improved.
The box body is provided with an installation concave part 15 for installing the liquid inlet cover 2 'and a handle position 16, the installation concave part 15 extends outwards from the liquid inlet 14, and the shape of the installation concave part is matched with the upper end of the first cover body 21'; the handle position 16 is a semicircular mounting concave part 15 which is additionally extended outwards from one end of the mounting concave part 15; the liquid inlet 14 is further provided with a guide portion 141 convenient for mounting the liquid inlet cover 2 ', and the guide portion is matched with the transition portion 232 ' of the second cover body 23 '.
The switch element 22 ' is an integrally formed elastic material element, and includes a switch portion 221 ' and a connection transition section 222 ' connected to the connection hole 212 ' of the first cover body 21 '.
The switch part 221 'is an inverted umbrella-shaped structure or a conical structure, covers the lower end face of the first cover body 21', and is kept in an original state or deformed to cause the tail end of the switch part to extend into or leave the annular groove 213 ', and the air hole 211' is closed or opened; the connecting transition section 222 ' is internally provided with a hollow hole 2223 ' for assisting the deformation of the switch part 221 '.
The switch portion 221 'of the switch element 22' is made of an elastic material, and the switch portion 221 'and the connecting portion 215' are integrally formed. The switching portion 221' is provided as an inverted umbrella-shaped structure.
The switch part 221 ' is closed, the tail end of the switch part extends into the annular groove 213 ', and the air hole 211 ' is sealed; when the switch part 221 'is opened, the switch part 221' is deformed, and the tail end of the switch part leaves the annular groove 213 ', and the air holes 211' are ventilated in one direction.
The connecting transition section 222 ' is provided with an annular boss 2221 ' and a transition section, and the annular boss 2221 ' cooperates with the retaining boss 2121 ' on the connecting hole 212 ' to retain the connecting portion 215 ' in the connecting hole 212 '. The section of the annular boss 2221' is semicircular; a hollow hole 2223 ' provided inside the connection transition section 222 ' extends through the switch portion 221 '.
A detergent additive box 1 provided with a liquid inlet cover 2' comprises a liquid outlet 12, and the detergent additive box 1 has two states: in the first state, the washing additive is extracted from the liquid outlet 12, the air pressure in the washing additive box 1 is reduced, the air pressure in the washing additive box 1 is smaller than the external air pressure, the switch part 221 ' is deformed, the tail end of the switch part leaves the annular groove 213 ', and the air is fed through the air holes 211 '; in the second state, the extraction is stopped, the liquid outlet 12 is sealed, the air pressure in the detergent additive box 1 is equal to the external air pressure, the switch part 221 'is restored, and the tail end of the switch part extends into the annular groove 213' to seal the detergent additive box 1.
EXAMPLE III
As shown in fig. 1 to 8, a detergent additive cartridge 1 includes:
a box body 1: the washing machine comprises a closed box body 1 with a cavity inside, wherein a liquid outlet 12 is arranged on the box body 1, and the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
The liquid outlet device comprises an on-off valve arranged on the liquid outlet 12 and a suction device arranged in the washing additive box, wherein the inlet of the suction device is communicated with the washing additive box, and the outlet of the suction device is communicated with the inlet of the on-off valve.
As shown in fig. 1 to 4 and 7, the suction device 3 extends toward the bottom wall of the detergent additive box 1, and an inlet of the suction device is disposed toward the bottom wall of the detergent additive box 1, and a gap for passing liquid is left between the suction device and the bottom wall.
In the embodiment, the suction device 3 is provided, the inlet of the suction device 3 is arranged towards the bottom wall of the detergent additive box 1, and a gap for liquid to pass through is reserved between the suction device and the bottom wall, so that the detergent additive in the detergent additive box 1 can be completely extracted, and no waste is generated. Preferably, a groove is formed in the bottom wall of the detergent additive box 1, which is lower than the surface of the bottom wall of the detergent additive box 1, corresponding to the inward sinking of the inlet of the suction device 3, and the inlet of the suction device 3 is positioned in the groove and leaves a gap for liquid to pass through with the bottom surface and the side wall of the groove. In this embodiment, the recess formed on the bottom wall corresponding to the inlet of the suction device 3 is lower than the surface of the bottom wall of the detergent additive box 1, so as to gather the detergent additives when the residual quantity of the detergent additives is small, and the inlet of the suction device 3 is located in the recess, thereby fully utilizing the detergent additives, saving the detergent additives to the greatest extent and avoiding waste.
Furthermore, the suction device 3 is of a hollow tubular structure, a flow channel is formed inside the suction device, one end of the flow channel faces the bottom wall of the detergent additive box 1, the other end of the flow channel is communicated with an inlet of the on-off valve 5, an arc-shaped reversing flow guide channel is formed between the inlet and an outlet of the flow channel, and a reversing part, corresponding to the inlet of the on-off valve 5, on the flow channel is an outward-expanding arc surface; preferably, the radius of the arc surface is larger than that of the flow passage. The reversing position on the flow channel corresponding to the inlet of the on-off valve 5 is an outward-expanding arc surface which is beneficial to the flow of the washing additive in the flow channel, and compared with the mode that a right angle or a corner similar to the right angle is adopted at the reversing position, the reversing position is arranged to be the outward-expanding arc surface which is beneficial to the flow of liquid, but not to generate intermittent flow.
Preferably, the on-off valve 5 comprises a drainage channel, and a piston 52 and a return spring 51 which are arranged in the drainage channel, wherein the piston 52 blocks the drainage channel under the action of the return spring 51.
Preferably, the on-off valve 5 comprises a drainage channel and a piston 52 arranged in the drainage channel, a gap for liquid flowing is reserved between the outer wall of the piston 52 and the inner wall of the drainage channel, a narrowing section is arranged at one end of the drainage channel, which is positioned at an outlet, and the piston 52 is pressed on the narrowing section under the action of a return spring 51 to close the drainage channel.
Preferably, the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed the washing additive into a washing chamber of the washing machine, and the feeding pipeline is provided with a communicating structure for opening the on-off valve 5 when the liquid outlet 12 is communicated with the feeding pipeline.
In this embodiment, the communicating structure may be a protruding structure or a protruding structure, and the protruding structure may extend into the liquid outlet 12 to cooperate with the piston 52. The projecting structure pushes the piston 52 open, i.e. opens said on-off valve 5.
Preferably, the communicating structure is arranged at the end of the throwing pipeline, the piston 52 is pushed to open the on-off valve 5, and a sealing ring 41 is arranged in the liquid outlet 12 or a drainage channel of the on-off valve 5 and used for sealing the joint of the liquid outlet 12 and the throwing pipeline.
In the above scheme, 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 detergent additive box 1 to open the on-off valve 5, and the other end of the communicating structure is used for being communicated with a feeding pipeline of the washing machine. The side wall of one end for matching with the detergent additive box 1 is provided with an opening communicated with an internal flow channel of the detergent additive box, so that when the end part props against the piston 52, the opening of the side wall drains the detergent additive into the flow channel of the communicating structure, and then the detergent additive enters the washing machine through the feeding pipeline.
Preferably, the detergent additive box 1 is a cube or a cuboid structure, and the liquid outlet 12 is flush with the outer surface of the detergent additive box 1. Of course, the liquid outlet 12 may protrude from the surface of the detergent additive box 1, and in order to reduce the processing difficulty and simplify the structure of the installation cavity for accommodating the detergent additive box 1, it is preferable to design the detergent additive box 1 to be a regular cube or a rectangular parallelepiped, and the liquid outlet 12 is flush with the outer surface of the detergent additive box 1.
Example four
As shown in fig. 1 to 8, a detergent additive cartridge 1 includes:
a box body 1: the washing machine comprises a closed box body 1 with a cavity inside, wherein a liquid outlet 12 is arranged on the box body 1, and the liquid outlet 12 is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing chamber of the washing machine;
one-way ventilative structure: balancing the air pressure inside and outside the washing additive box;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
As shown in fig. 1-4, the detergent additive box is a cuboid/cube structure and is detachably and fixedly installed in the detergent additive box installation cavity.
The box body 1 further comprises a limiting structure 17, and the shape, size and position of the limiting structure 17 are matched with those of the limiting structure on the detergent additive box installation cavity to limit the movement of the installed detergent additive box 1.
The washing additive box mounting cavity is internally provided with a limiting structure for limiting the movement of the washing additive box when the washing additive box is arranged on the mounting cavity, and the washing additive box is detachably and fixedly mounted in the washing additive box mounting cavity. The limiting structure comprises an elastic piece arranged on one side of the installation cavity and is used for being elastically deformed between the detergent additive box and the side wall of the installation cavity when the detergent additive box is arranged on the installation cavity. The limiting structure also comprises at least one separating rib arranged on the bottom wall of the mounting cavity and used for separating each detergent additive box; preferably, the partitioning ribs are arranged in the same direction as the elastic members, the partitioning ribs limit the movement of the detergent additive box in a first direction, and the elastic members limit the movement of the detergent additive box in a second direction perpendicular to the first direction.
The box body 1 further comprises a protruding structure 11 for increasing friction force, and the protruding structure is arranged on the upper side of the box body installation side wall. The friction force when the box body is disassembled is increased, so that the disassembly is more convenient and labor-saving. Preferably, the convex structure 11 is at least one cuboid/cube convex with smooth edges and arranged in parallel or a plurality of circular convex distributed scattered. The position of the protruding structure 11 is matched with the handle position on the detergent additive box installation cavity, so that the detergent additive box is convenient to disassemble, and the friction force is increased.
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 (10)
1. A detergent additive cartridge, comprising: comprises that
A box body: the washing machine comprises a closed box body, a washing cavity and a washing cavity, wherein the closed box body is internally provided with a cavity, the box body is provided with a liquid outlet, and the liquid outlet is used for being communicated with a feeding pipeline of the washing machine so as to feed washing additives into a washing cavity of the washing machine;
one-way ventilative structure: the one-way ventilation structure comprises a ventilation element and a switch element;
the ventilation element is provided with at least one ventilation hole, and a connecting hole for connecting the switch element and an annular groove for sealing the auxiliary switch element are coaxially arranged on the ventilation element;
the switch element comprises a switch part and a connecting part, the connecting part is provided with an annular boss and a transition section, and a hollow hole arranged in the transition section extends and penetrates through the switch part;
the air pressure in the box body is smaller than the external air pressure, the switch part deforms, the tail end of the switch part leaves the annular groove, and the air vents admit air;
the air pressure in the box body is equal to the external air pressure, the switch part is restored to the original state, and the tail end of the switch part extends into the annular groove to seal the box body;
liquid outlet device: the washing additive is arranged in a cavity in the box body and enters a feeding pipeline of the washing machine from the washing additive box through the liquid outlet device.
2. A detergent additive cartridge as defined in claim 1, wherein: the one-way ventilating structure is arranged on the box body, and the structure is opened to ventilate in one way or closed to seal the detergent additive box according to the air pressure change inside and outside the detergent additive box.
3. A detergent additive cartridge as claimed in any one of claims 1 to 2, wherein: the box body is provided with a ventilation opening, and the one-way ventilation structure is arranged in the ventilation opening in a sealing manner.
4. A detergent additive cartridge as claimed in any one of claims 1 to 2, wherein: the box body is provided with a liquid inlet, a liquid inlet cover is detachably and hermetically arranged at the position of the liquid inlet, and the liquid inlet cover is of a one-way ventilating structure.
5. A detergent additive cartridge as defined in claim 1, wherein: the liquid outlet device comprises an on-off valve arranged on the liquid outlet and a suction device arranged in the washing additive box, wherein the inlet of the suction device is communicated with the washing additive box, and the outlet of the suction device is communicated with the inlet of the on-off valve.
6. A detergent additive cartridge as set forth in claim 5, wherein: the sucking device is a hollow tubular structure, a flow passage is formed inside the sucking device, one end of the flow passage faces to the bottom wall of the detergent additive box, and the other end of the flow passage is communicated with an inlet of the on-off valve.
7. A detergent additive cartridge as set forth in claim 5, wherein: the on-off valve comprises a drainage channel, a piston and a return spring, wherein the piston and the return spring are arranged in the drainage channel, the piston blocks the drainage channel under the action of the return spring, and a sealing element is arranged in the liquid outlet or the drainage channel of the on-off valve and used for sealing the joint of the liquid outlet and the throwing pipeline.
8. A detergent additive cartridge as defined in claim 1, wherein: the box body further comprises a limiting structure, and the shape and the size of the limiting structure are matched with those of the limiting structure on the detergent additive box installation cavity to limit the motion of the installed detergent additive box.
9. A detergent additive cartridge as defined in claim 1, wherein: the box body further comprises a protruding structure for increasing friction force, and the protruding structure is arranged on the upper side of the box body installation side wall.
10. A washing machine characterized by: comprising a detergent additive cartridge according to any of claims 1-9.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248454.4A CN108729131B (en) | 2017-04-17 | 2017-04-17 | Washing additive box and washing machine |
| EP22175427.8A EP4071291A1 (en) | 2017-04-17 | 2018-04-17 | Washing additive box and washing machine |
| US16/606,169 US11408112B2 (en) | 2017-04-17 | 2018-04-17 | Washing additive box and washing machine |
| PCT/CN2018/083263 WO2018192457A1 (en) | 2017-04-17 | 2018-04-17 | Washing additive box and washing machine |
| EP18787465.6A EP3613889B1 (en) | 2017-04-17 | 2018-04-17 | Washing additive box and washing machine |
| US17/857,570 US11879201B2 (en) | 2017-04-17 | 2022-07-05 | Washing additive box and washing machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710248454.4A CN108729131B (en) | 2017-04-17 | 2017-04-17 | Washing additive box and washing machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108729131A CN108729131A (en) | 2018-11-02 |
| CN108729131B true CN108729131B (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710248454.4A Active CN108729131B (en) | 2017-04-17 | 2017-04-17 | Washing additive box and washing machine |
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| CN (1) | CN108729131B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111719288A (en) * | 2019-03-04 | 2020-09-29 | 青岛海尔洗衣机有限公司 | Clothes washing equipment with internal circulation function |
| CN114438742B (en) * | 2020-11-04 | 2023-12-19 | 佛山市顺德海尔电器有限公司 | Automatic liquid inlet device and household appliance |
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| CN108729131A (en) | 2018-11-02 |
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Effective date of registration: 20201110 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. Patentee after: Haier Zhijia Co.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER DRUM WASHING MACHINE Co.,Ltd. |