CN111719288A - Clothes washing equipment with internal circulation function - Google Patents
Clothes washing equipment with internal circulation function Download PDFInfo
- Publication number
- CN111719288A CN111719288A CN201910161587.7A CN201910161587A CN111719288A CN 111719288 A CN111719288 A CN 111719288A CN 201910161587 A CN201910161587 A CN 201910161587A CN 111719288 A CN111719288 A CN 111719288A
- Authority
- CN
- China
- Prior art keywords
- water
- internal circulation
- accommodating cavity
- assembly
- atmosphere
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000005406 washing Methods 0.000 title claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 103
- 238000005507 spraying Methods 0.000 claims abstract description 41
- 238000010412 laundry washing Methods 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 19
- 230000004308 accommodation Effects 0.000 claims description 4
- 230000000903 blocking Effects 0.000 claims description 4
- 238000002347 injection Methods 0.000 description 18
- 239000007924 injection Substances 0.000 description 18
- 101710010905 PY01155 Proteins 0.000 description 8
- 239000000243 solution Substances 0.000 description 4
- 210000000088 Lip Anatomy 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 239000003599 detergent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003116 impacting Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
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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
- D06F39/08—Liquid supply or discharge arrangements
- D06F39/088—Liquid supply arrangements
-
- 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
-
- 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
- D06F39/08—Liquid supply or discharge arrangements
-
- 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
- D06F39/12—Casings; Tubs
- D06F39/14—Doors or covers; Securing means therefor
Abstract
The invention belongs to the technical field of clothes washing, and aims to solve the problems that water in a containing cavity cannot be quickly drained after the internal circulation operation of the conventional clothes washing equipment with an internal circulation function is stopped, so that dehydrated clothes can be rewetted and the normal experience of a user is influenced. Therefore, the invention provides clothes washing equipment with an internal circulation function, which comprises an outer barrel assembly, an inner barrel and an internal circulation assembly, wherein an accommodating cavity is formed in the outer barrel assembly, a water inlet of the internal circulation assembly is communicated with the outer barrel assembly, a water outlet of the internal circulation assembly is communicated with the accommodating cavity, a spraying structure is arranged on the accommodating cavity, an atmosphere communication structure is further arranged on the accommodating cavity, and the atmosphere communication structure is arranged to be communicated with the atmosphere so as to drain water in the accommodating cavity when the clothes washing equipment stops the internal circulation operation. The invention can quickly drain water in the accommodating cavity when the internal circulation operation of the pulsator washing machine with the internal circulation function is stopped, thereby avoiding influencing the use experience of users.
Description
Technical Field
The invention belongs to the technical field of clothes washing, and particularly provides clothes washing equipment with an internal circulation function.
Background
Laundry washing apparatuses are apparatuses capable of washing, rinsing and/or dehydrating laundry, and the types of laundry washing apparatuses mainly include drum washing machines, pulsator washing machines, shoe washing machines, and the like.
In the prior art, an impeller washing machine is taken as an example, in order to fully utilize water in the impeller washing machine, some impeller washing machines with an internal circulation function are provided, and specifically, water in an outer barrel of the impeller washing machine is circulated back to the outer barrel again under the action of an internal circulation component of the impeller washing machine, so that the water is recycled. For example, in the structure of an existing pulsator washing machine, an accommodating cavity is formed in an outer barrel, a spraying structure is arranged in the accommodating cavity, the spraying structure is arranged towards the inside of an inner barrel, the accommodating cavity is connected with the outer barrel through an inner circulation assembly, when the pulsator washing machine stops inner circulation operation, a part of water still accumulates in the accommodating cavity, and the accommodating cavity forms certain vacuum due to the fact that water in a pipeline of the inner circulation assembly falls back, at this time, the water in the accommodating cavity cannot be drained quickly, but the water drips into the inner barrel from a little point of the spraying structure, so that after the pulsator washing machine executes a dehydration program, the water still possibly drips from the spraying structure to the inner barrel, clothes are rewetted, and when the user takes out the clothes, the water may drip on the arm of the user, and the use experience of the user is affected.
Therefore, there is a need in the art for a new laundry machine with an internal circulation function to solve the above problems.
Disclosure of Invention
In order to solve the above problems in the prior art, i.e. to solve the problem that the water in the accommodating chamber cannot be quickly drained after the internal circulation operation of the conventional clothes washing equipment with the internal circulation function is stopped, so that the dehydrated laundry may be rewetted and normal experience of a user may be affected, the present invention provides a laundry device having an internal circulation function, the laundry device including an outer tub assembly, an inner tub rotatably disposed in the outer tub assembly, and an internal circulation assembly, the outer barrel assembly is provided with a containing cavity, a water inlet of the inner circulation assembly is communicated with the outer barrel assembly, a water outlet of the inner circulation assembly is communicated with the containing cavity, a spraying structure is arranged on the containing cavity, the spraying structure faces the inner barrel and is arranged inside the inner barrel, an atmosphere communicating structure is further arranged on the containing cavity, and the atmosphere communicating structure is arranged to be communicated with atmosphere when the clothes washing equipment stops inner circulation operation so as to completely discharge water in the containing cavity.
In a preferred embodiment of the above laundry washing appliance, the atmosphere communicating structure is a vent hole provided in the accommodating chamber.
In a preferred embodiment of the above laundry washing appliance, the cross-sectional area of the vent is smaller than the cross-sectional area of the spray structure.
In a preferred embodiment of the above laundry washing apparatus, the atmosphere communicating structure is a one-way check valve disposed on the accommodating chamber, and the one-way check valve is configured to be isolated from the atmosphere when the laundry washing apparatus performs an internal circulation operation and to be communicated with the atmosphere when the laundry washing apparatus stops the internal circulation operation.
In a preferred embodiment of the above laundry washing machine, the atmosphere communicating structure is disposed above the spraying structure.
In a preferred embodiment of the above laundry washing apparatus, the accommodating chamber is an annular accommodating chamber.
In the above preferred technical solution of the laundry device, the spraying structure includes a spraying pipe communicated with the containing cavity, a water spraying port provided on the spraying pipe, and a water retaining portion connected with the spraying pipe, the water spraying port is provided toward the inside of the inner tub, and the water retaining portion is provided to enable water in the spraying pipe to be sprayed into the inner tub from the water spraying port in a water curtain manner.
In a preferred embodiment of the above laundry washing appliance, the spray structure is fixedly connected to or integrated with the receiving cavity.
In the above preferred technical solution of the laundry washing apparatus, the laundry washing apparatus is a pulsator washing machine, the outer tub assembly includes an outer tub body and an outer tub cover connected to each other, and the containing cavity is provided on the outer tub cover.
In a preferred embodiment of the laundry washing apparatus, the outer tub cover is provided with an extension structure, and the extension structure is disposed above the accommodating cavity to shield the accommodating cavity and the spraying structure.
As can be understood by those skilled in the art, in the preferred embodiment of the present invention, the atmosphere communicating structure is disposed on the accommodating chamber, so that when the clothes washing apparatus stops the internal circulation operation, the atmosphere communicating structure can communicate with the atmosphere, thereby breaking the vacuum in the accommodating chamber, so that the water in the accommodating chamber can be quickly discharged and drained from the spraying structure, and thus, the water drops are prevented from dropping from the spraying structure after the clothes are dehydrated, and the user can not drop on the arm of the user when taking out the clothes which are just washed or putting in new clothes, and through such arrangement, the situation that the water remains in the accommodating chamber without using the clothes washing apparatus for a long time, which causes the mildew, odor and deterioration in the accommodating chamber is avoided, and the user can conveniently take and put the clothes, and no water drops on the dehydrated clothes again, and the user experience is improved.
Furthermore, the spraying structure adopts a combined structure of the spraying pipe, the water spraying opening and the water retaining part, so that water can firstly enter the accommodating cavity when the clothes washing equipment performs internal circulation operation, then the water in the accommodating cavity is discharged from the water spraying opening through the spraying pipe, water in the spraying pipe can form a water curtain after impacting the water retaining part, and finally the water curtain enters the inner barrel.
Furthermore, the clothes washing equipment is an impeller washing machine which is in a top opening type, namely, the clothes taking and placing operation is carried out through a top opening of the impeller washing machine, and the extension structure is arranged on the outer barrel cover, so that the accommodating cavity and the injection structure can be shielded, a user cannot observe the accommodating cavity and the injection structure above the impeller washing machine, the attractiveness of the impeller washing machine is improved, the user cannot scratch the clothes and the injection structure during the clothes taking and placing operation, the damage to the clothes by the injection structure is avoided, and the user experience is further improved.
Drawings
Preferred embodiments of the present invention are described below with reference to the accompanying drawings in conjunction with a pulsator washing machine, wherein:
FIG. 1 is a top view of a pulsator washing machine of the present invention;
FIG. 2 is a schematic structural diagram of a pulsator washing machine according to a first embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a pulsator washing machine according to a second embodiment of the present invention;
FIG. 4 is a schematic structural view of one embodiment of the spray structure of the present invention.
Detailed Description
First, it should be understood by those skilled in the art that these embodiments are merely for explaining the technical principles of the present invention, and are not intended to limit the scope of the present invention. For example, although the present invention is described in conjunction with a pulsator washing machine, the technical solution of the present invention is obviously applicable to a drum washing machine, a drum washing and drying machine, a shoe washing machine, etc., and such application objects may be changed without departing from the technical principle of the present invention, and all such changes are within the scope of the present invention.
It should be noted that in the description of the present invention, the terms "in", "upper", "lower", "left", "right", "top", "bottom", "transverse", "vertical", "inner", "outer", etc., indicating directions or positional relationships, are based on the directions or positional relationships shown in the drawings, which are for convenience of description only, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Furthermore, it should be noted that, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Based on the problems that water in the containing cavity cannot be quickly discharged after the internal circulation operation of the conventional pulsator washing machine with the internal circulation function is stopped, so that dehydrated clothes are likely to be rewetted and normal experience of a user is affected, the invention provides a pulsator washing machine with the internal circulation function, and aims to enable the pulsator washing machine with the internal circulation function to quickly discharge the water in the containing cavity when the internal circulation operation is stopped, prevent the dehydrated clothes from being wetted, and prevent water from dropping on arms of the user when the user performs the clothes taking and placing operation, so that the use experience of the user is not affected.
Specifically, as shown in fig. 1 to 3, the pulsator washing machine of the present invention includes an outer tub assembly, an inner tub 1 and an internal circulation assembly (not shown in the figure), the inner tub 1 is rotatably disposed in the outer tub assembly, the outer tub assembly is provided with a receiving chamber 2, a water inlet of the internal circulation assembly is communicated with the outer tub assembly, a water outlet of the internal circulation assembly is communicated with the receiving chamber 2, the receiving chamber 2 is provided with a spraying structure 3, the spraying structure 3 is disposed toward the inside of the inner tub 1, the receiving chamber 2 is further provided with an atmosphere communication structure, and the atmosphere communication structure is configured to be communicated with the atmosphere so as to drain water in the receiving chamber 2 when the pulsator washing machine stops an internal circulation operation. The inner tub 1 is driven to rotate by a driving motor provided under the outer tub. Wherein, outer bucket subassembly includes outer bucket body 4 and outer barrel cover 5, hold chamber 2 and can set up on outer bucket body 4, of course, hold chamber 2 preferred set up on outer barrel cover 5 (specifically can be for holding chamber 2 fixed connection on outer barrel cover 5 or forming in outer barrel cover 5), outer barrel cover 5 sets up the top at outer bucket body 4, set up like this and be convenient for spray structure 3 to spray water in interior bucket 1, in the foregoing, outer bucket subassembly probably still includes other mounting structure, hold chamber 2 and can set up on these mounting structure, technical staff in the art can set up the specific setting position of holding chamber 2 on outer bucket subassembly in practical application in a flexible way, as long as can hold the water of carrying from the inner loop subassembly through holding chamber 2 can be enough. In addition, the inner circulation subassembly can include inner circulation pipeline and the circulating pump that sets up in inner circulation pipeline, inner circulation pipeline sets up on outer barrel body 4's outer wall, inner circulation pipeline's water inlet is connected with outer barrel body 4's bottom, inner circulation pipeline's delivery port with hold the chamber 2 and be connected, under the circulation effect of circulating pump, water in outer barrel body 4 enters inner circulation pipeline by inner circulation pipeline's water inlet to enter into and hold the chamber 2 through inner circulation pipeline's delivery port, then spray to the inside of interior bucket 1 through holding the injection structure 3 on the chamber 2. In the above internal circulation assembly, the circulation pump may be replaced by a suction pump, and the internal circulation pipeline may be disposed between the outer tub body 4 and the inner tub 1 or directly formed on the inner wall of the outer tub body 4, and the structural change of the internal circulation assembly does not limit the present invention, and should be limited within the protection scope of the present invention.
It should be noted that the accommodating chamber 2 of the present invention may be an annular accommodating chamber, and the number of the injection structures 3 may be one or multiple, for example, six injection structures 3 may be disposed on the annular accommodating chamber, and the six injection structures 3 are uniformly distributed on the annular accommodating chamber 2, so that the pulsator washing machine has no dead angle for spraying the clothes, and the washing efficiency and the washing ratio of the clothes are improved. Of course, the annular accommodating cavity can be replaced by a plurality of arc accommodating cavities, and the arc accommodating cavities are uniformly distributed on the outer barrel cover 5. Those skilled in the art can flexibly set the specific structure and shape of the accommodating chamber 2 and the specific number of the spraying structures 3 in practical application as long as spraying into the inner barrel 1 can be realized through the combined action of the accommodating chamber 2 and the spraying structures 3.
In addition, it should be noted that the atmosphere communicating structure may be disposed above, on the left side, on the right side, or the like of the spraying structure 3, and those skilled in the art may flexibly adjust the specific disposition position of the atmosphere communicating structure on the accommodating chamber 2 according to the placement mode of the pulsator washing machine and the specific structures of the accommodating chamber 2 and the spraying structure 3 in practical application, and such adjustment and change of the specific disposition position of the atmosphere communicating structure do not limit the present invention, and should be limited within the protection scope of the present invention.
In a possible embodiment, the atmosphere communication structure is a vent hole 6 provided on the accommodation chamber 2. Wherein, the vent hole 6 can be transversely arranged on the accommodating cavity 2, or obliquely arranged on the accommodating cavity 2, or vertically arranged on the accommodating cavity 2, for example, in the structure shown in fig. 2, the vent hole 6 is transversely arranged on the accommodating cavity 2 and located above the injection structure 3, when the pulsator washing machine performs an internal circulation operation, the internal circulation component conveys water to the accommodating cavity 2, the accommodating cavity 2 is filled with water, at the moment, the water in the accommodating cavity 2 enters the inner barrel 1 through the injection structure 3 and the vent hole 6, when the pulsator washing machine stops the internal circulation operation, a part of water in the accommodating cavity 2 falls back into the internal circulation component, and another part of water remains in the accommodating cavity 2, at the moment, under the action of atmospheric pressure, the vent hole 6 is conducted to destroy the vacuum in the accommodating cavity 2, so that all the residual water in the accommodating cavity 2 is completely discharged through the injection structure 3. In a more preferable case, the cross-sectional area of the vent hole 6 is smaller than that of the spray structure 3, and by such an arrangement, only a small amount of water is sprayed from the vent hole 6 when the pulsator washing machine performs an inner circulation operation, thereby preventing the water from being sprayed to the outside of the tub body 4, which may cause a safety accident. It should be noted that the cross section is compared with the flow direction of water, i.e. the cross section of the vent hole 6 and the cross section of the jetting structure 3 are both perpendicular to the water flow direction, and therefore, the cross section is the cross section of the water flow.
In another possible embodiment, the atmosphere communicating structure is a one-way check valve 7 disposed on the accommodating chamber 2, and the one-way check valve 7 is disposed to be blocked from the atmosphere when the pulsator washing machine performs an internal circulation operation and to be communicated with the atmosphere when the pulsator washing machine stops the internal circulation operation. Wherein, one-way check valve 7 can be arranged at the top, side or bottom of accommodating cavity 2, for example, in the structure shown in fig. 3, one-way check valve 7 is arranged at the side of accommodating cavity 2 and near the top, when impeller washing machine performs internal circulation operation, the internal circulation component conveys water to accommodating cavity 2, accommodating cavity 2 is filled with water, one-way check valve 7 is closed under the action of water pressure and isolated from the outside atmosphere, when impeller washing machine stops internal circulation operation, a part of water in accommodating cavity 2 can fall back into the internal circulation component, another part of water remains in accommodating cavity 2, at this moment, under the action of atmospheric pressure, one-way check valve 7 is conducted and communicated with the atmosphere, the vacuum in accommodating cavity 2 is broken, so that all the water remaining in accommodating cavity 2 is completely discharged through injection structure 3. In the invention, the one-way check valve 7 can adopt a combined structure of a valve casing, a movable valve, a fixed valve and a spring, wherein the movable valve, the fixed valve and the spring are all arranged in the valve casing, the fixed valve is fixed on the inner wall of the valve casing, the movable valve is slidingly arranged in the valve casing, the spring is connected between the movable valve and the fixed valve, vent holes are arranged on the movable valve and the fixed valve, the vent hole on the movable valve and the vent hole on the fixed valve are arranged in a staggered way, a first opening is arranged on one side of the valve casing close to the movable valve, a second opening is arranged on one side of the valve casing close to the fixed valve, the first opening is communicated with the accommodating cavity 2, the second opening is communicated with the outside atmosphere, when the internal circulation operation of the pulsator washing machine is carried out, water enters the valve casing through the first opening and pushes the movable valve to move towards the fixed valve, the spring, the terminal surface of movable valve closes the air vent on the standing valve and with hold 2 separation of chamber, the terminal surface of standing valve closes air vent on the movable valve and blocks with external atmosphere, thereby realize one-way check valve 7 with atmosphere and hold 2 separation of chamber, when rotary drum washing machine stopped the inner loop operation, hold in 2 partly water of chamber and can fall back to the inner loop subassembly, another partly water remains in holding 2, at this moment, under the combined action of spring and atmospheric pressure, the movable valve is kept away from the standing valve and is removed, thereby make and hold chamber 2 and communicate with external atmosphere through the air vent on the movable valve and the air vent on the standing valve, destroy and hold the vacuum in 2 the chamber, make and hold that remaining water in 2 all arrange through injection structure 3 and clean. Of course, in the above-mentioned structure of the one-way check valve 7, the movable valve and the fixed valve may be configured as valves having the same magnetism, and at this time, the structure of the spring may be eliminated, and the other structure may be kept unchanged, that is, the movable valve is moved away from the fixed valve by the magnetic action. Those skilled in the art can flexibly set the specific structure and the selected type of the one-way check valve 7 in practical application, as long as the one-way check valve 7 can block the atmosphere when the pulsator washing machine performs internal circulation operation and communicate with the atmosphere when the pulsator washing machine stops the internal circulation operation.
In addition, the two air communicating structures are only examples, and those skilled in the art can also adopt other air communicating structures in practical application, and the adjustment and the change of the specific structure of the air communicating structure do not constitute the limitation of the present invention, and should be limited within the protection scope of the present invention.
Preferably, as shown in fig. 2 to 4, the spray structure 3 includes a nozzle 31 communicating with the accommodating chamber 2, a water spray 32 provided on the nozzle 31, the water spray 32 being provided toward the inside of the inner tub 1, and a water stopper 33 connected to the nozzle 31, the water spray 33 being provided to enable water in the nozzle 31 to be sprayed from the water spray 32 into the inner tub 1 in a water curtain manner. The water retaining portion 33 may be an arc lip, and the water spraying opening 32 is obliquely disposed, so that when the water in the accommodating cavity 2 flows to the water spraying opening 32 through the spraying pipe 31, the water can hit the arc lip to form a water curtain, and then the water curtain is sprayed into the inner tub 1, thereby fully wetting the clothes and rapidly dissolving the detergent or washing powder. Of course, in the above structure, the water jet 32 may be arranged horizontally, then the water blocking portion 33 is arranged obliquely and the water blocking portion 33 is a linear lip. Those skilled in the art can flexibly set the direction of the water jet 32 and the structure and shape of the water guard 33 in practical applications. In addition, the above-mentioned nozzle 31 structure can be eliminated from the spraying structure 3, for example, the spraying structure 3 is an oblique water nozzle on the accommodating cavity 2, in this case, the volume of the accommodating cavity 2 can be increased appropriately, so that the accommodating cavity 2 extends at least into the upper edge of the inner barrel 1, and thus the water nozzle can be arranged towards the inside of the inner barrel 1, so as to spray water into the inner barrel 1, and those skilled in the art can flexibly set the specific structure of the spraying structure 3 in practical application as long as the water in the accommodating cavity 2 can be sprayed into the inner barrel 1 through the spraying structure 3.
Preferably, the outer tub cover 5 is provided with an extension structure (not shown in the drawings) disposed above the accommodating chamber 2 to shield the accommodating chamber 2 and the spray structure 3. Wherein, extension structure can be for the interior annular plate on the outer bung 5, can also include the arc in the multistage that sets up on outer bung 5, and the skilled person in the art can set up extension structure's concrete structure in practical application in a flexible way, as long as can shield and hold chamber 2 and injection structure 3 through this extension structure.
In the present invention, the injection structure 3 is fixedly connected to or integrated with the accommodating chamber 2. That is, the injection structure 3 may be connected to the accommodating cavity 2 by means of bonding, screwing, riveting and/or magnetic adsorption, or may be integrated with the accommodating cavity 2 by means of welding, injection molding, etc., and those skilled in the art may flexibly set the specific arrangement manner between the injection structure 3 and the accommodating cavity 2 in practical application, and such adjustment and change of the specific arrangement manner between the injection structure 3 and the accommodating cavity 2 do not limit the present invention, and should be limited within the protection scope of the present invention.
So far, the technical solutions of the present invention have been described in connection with the preferred embodiments shown in the drawings, but it is easily understood by those skilled in the art that the scope of the present invention is obviously not limited to these specific embodiments. Equivalent changes or substitutions of related technical features can be made by those skilled in the art without departing from the principle of the invention, and the technical scheme after the changes or substitutions can fall into the protection scope of the invention.
Claims (10)
1. A clothes washing device with an internal circulation function is characterized by comprising an outer barrel assembly, an inner barrel and an internal circulation assembly, wherein the inner barrel is rotatably arranged in the outer barrel assembly, an accommodating cavity is formed in the outer barrel assembly, a water inlet of the internal circulation assembly is communicated with the outer barrel assembly, a water outlet of the internal circulation assembly is communicated with the accommodating cavity, a spraying structure is arranged on the accommodating cavity and faces towards the inside of the inner barrel, an atmosphere communication structure is further arranged on the accommodating cavity and is communicated with atmosphere when the clothes washing device stops internal circulation operation, and therefore water in the accommodating cavity can be drained completely.
2. A laundry appliance as claimed in claim 1, wherein the atmosphere communicating structure is a vent provided on the receptacle chamber.
3. A laundry appliance as claimed in claim 2, wherein the cross-sectional area of the vent is less than the cross-sectional area of the spray structure.
4. A laundry appliance as claimed in claim 1, wherein the atmospheric communication structure is a one-way check valve provided on the receptacle chamber, the one-way check valve being arranged to be blocked from atmosphere when the laundry appliance is in internal circulation operation and to be in communication with atmosphere when the laundry appliance is not in internal circulation operation.
5. A laundry washing apparatus according to claim 1, wherein the atmosphere communicating structure is disposed above the spray structure.
6. Laundry washing apparatus according to claim 1, characterized in that the accommodation chamber is an annular accommodation chamber.
7. A laundry washing apparatus according to claim 1, wherein the spray structure includes a spout communicating with the accommodating chamber, a water spout provided on the spout and a water blocking portion connected to the spout, the water spout being provided toward an inside of the inner tub, the water blocking portion being provided to enable water in the spout to be sprayed from the water spout into the inner tub in a water curtain manner.
8. Laundry washing apparatus according to claim 1, characterized in that the spray structure is fixedly connected to or provided integrally with the accommodation chamber.
9. A laundry washing apparatus as claimed in any one of claims 1 to 8, wherein the laundry washing apparatus is a pulsator washing machine, the outer tub assembly comprises an outer tub body and an outer tub cover connected, the receiving cavity being provided on the outer tub cover.
10. A laundry washing apparatus according to claim 9, wherein an extension structure is provided on the outer tub cover, the extension structure being disposed above the receiving cavity to shield the receiving cavity and the spray structure.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910161587.7A CN111719288A (en) | 2019-03-04 | 2019-03-04 | Clothes washing equipment with internal circulation function |
| JP2021551851A JP2022522797A (en) | 2019-03-04 | 2020-03-02 | Clothes washing equipment with internal circulation function |
| PCT/CN2020/077458 WO2020177672A1 (en) | 2019-03-04 | 2020-03-02 | Laundry washing apparatus with internal circulation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910161587.7A CN111719288A (en) | 2019-03-04 | 2019-03-04 | Clothes washing equipment with internal circulation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111719288A true CN111719288A (en) | 2020-09-29 |
Family
ID=72337634
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910161587.7A Pending CN111719288A (en) | 2019-03-04 | 2019-03-04 | Clothes washing equipment with internal circulation function |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2022522797A (en) |
| CN (1) | CN111719288A (en) |
| WO (1) | WO2020177672A1 (en) |
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| JP5387664B2 (en) * | 2011-12-01 | 2014-01-15 | パナソニック株式会社 | Washing machine |
| KR102175293B1 (en) * | 2014-03-14 | 2020-11-06 | 엘지전자 주식회사 | Washing machine |
| CN206232989U (en) * | 2016-11-15 | 2017-06-09 | 韩电集团宁波洗衣机有限公司 | For the outer bung and rotary drum washing machine of rotary drum washing machine |
| CN108729141A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of detergent launches structure and washing machine |
| CN108866961B (en) * | 2017-05-11 | 2021-10-29 | 青岛海尔洗衣机有限公司 | Water flow outer barrel cover and washing machine |
| CN107099978B (en) * | 2017-05-11 | 2021-03-02 | 西安交通大学 | Outer barrel cover and washing machine |
| CN108866960B (en) * | 2017-05-11 | 2021-10-22 | 青岛海尔洗衣机有限公司 | Outer barrel cover with overflow protection structure and washing machine |
-
2019
- 2019-03-04 CN CN201910161587.7A patent/CN111719288A/en active Pending
-
2020
- 2020-03-02 WO PCT/CN2020/077458 patent/WO2020177672A1/en active Application Filing
- 2020-03-02 JP JP2021551851A patent/JP2022522797A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20010100621A (en) * | 2000-05-04 | 2001-11-14 | 구자홍 | Tub cover for washing machine |
| CN204282066U (en) * | 2014-10-31 | 2015-04-22 | 海信容声(广东)冰箱有限公司 | Rotary drum washing machine outer bung and washing machine |
| CN106149308A (en) * | 2015-04-15 | 2016-11-23 | 青岛海尔滚筒洗衣机有限公司 | Prevent the roller washing machine spray device that drips of the mouth of pipe and roller washing machine |
| CN108729131A (en) * | 2017-04-17 | 2018-11-02 | 青岛海尔滚筒洗衣机有限公司 | A kind of detergent additive box and washing machine |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020177672A1 (en) | 2020-09-10 |
| JP2022522797A (en) | 2022-04-20 |
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