CN107374549B - Water distribution cover, water distribution structure, dish washing machine base and dish washing machine - Google Patents

Water distribution cover, water distribution structure, dish washing machine base and dish washing machine Download PDF

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Publication number
CN107374549B
CN107374549B CN201710849897.9A CN201710849897A CN107374549B CN 107374549 B CN107374549 B CN 107374549B CN 201710849897 A CN201710849897 A CN 201710849897A CN 107374549 B CN107374549 B CN 107374549B
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CN
China
Prior art keywords
water
cover body
cover
base
water diversion
Prior art date
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Active
Application number
CN201710849897.9A
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Chinese (zh)
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CN107374549A (en
Inventor
宋行
袁波
张晓伟
赵洪图
赵建勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Midea Group Co Ltd
Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Original Assignee
Midea Group Co Ltd
Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd
Priority date (The priority date 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 date listed.)
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Application filed by Midea Group Co Ltd, Foshan Shunde Midea Washing Appliances Manufacturing Co Ltd filed Critical Midea Group Co Ltd
Priority to CN201710849897.9A priority Critical patent/CN107374549B/en
Publication of CN107374549A publication Critical patent/CN107374549A/en
Priority to EP23200656.9A priority patent/EP4275576A3/en
Priority to PCT/CN2018/086013 priority patent/WO2019056764A1/en
Priority to EP18859446.9A priority patent/EP3673782B1/en
Priority to EP23200653.6A priority patent/EP4275575A3/en
Priority to ES18859446T priority patent/ES2970623T3/en
Priority to PL18859446.9T priority patent/PL3673782T3/en
Priority to US16/824,889 priority patent/US11490781B2/en
Priority to US17/949,719 priority patent/US11950742B2/en
Priority to US17/950,651 priority patent/US20230020814A1/en
Application granted granted Critical
Publication of CN107374549B publication Critical patent/CN107374549B/en
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4214Water supply, recirculation or discharge arrangements; Devices therefor
    • A47L15/4219Water recirculation
    • A47L15/4221Arrangements for redirection of washing water, e.g. water diverters to selectively supply the spray arms
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00Washing or rinsing machines for crockery or tableware
    • A47L15/42Details
    • A47L15/4251Details of the casing
    • A47L15/4253Supporting arrangements for the casing, e.g. rollers or supporting legs
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

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  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Washing And Drying Of Tableware (AREA)

Abstract

The invention belongs to the technical field of household appliances, and provides a water diversion cover, a water diversion structure, a dish washer base and a dish washer, wherein the water diversion cover comprises a cover body, a water inlet and a water outlet are formed in the cover body, a water diversion cavity is formed in the cover body, the water inlet and the water outlet are communicated with the water diversion cavity to form a water flow channel in the cover body, the water inlet and the water outlet are arranged on different side surfaces of the cover body, and a first inclined surface is formed on the outer wall of the cover body and inclines from one side of the water inlet to one side of the water outlet; the inner wall of the water distribution cavity is provided with a second inclined surface which corresponds to the first inclined surface so as to form a variable-section water flow channel in the cover body. The water diversion cover is designed, so that the volume of the inner cavity is reduced conveniently, the loss of fluid energy is reduced effectively, the static water quantity in the water diversion cavity is reduced, and water is not easy to remain in the water diversion cavity.

Description

Water distribution cover, water distribution structure, dish-washing machine base and dish-washing machine
Technical Field
The invention belongs to the technical field of household appliances, and particularly relates to a water distribution cover, a water distribution structure, a dish-washing machine base and a dish-washing machine.
Background
In the prior art, a dishwasher generally comprises an inner container, a water cup and a washing pump, wherein spray arms are arranged at different positions in the inner container, specifically, a lower spray arm, a middle spray arm and an upper spray arm which are sequentially sequenced from bottom to top are arranged in the inner container, the water cup is arranged at the bottom of the inner container, a water outlet of the washing pump is connected with the lower spray arm, the middle spray arm and the upper spray arm, in the washing process, washing circulating water flows into the washing pump through a water cup assembly, and then is sprayed out through the lower spray arm, the middle spray arm and the upper spray arm respectively, so that tableware is washed. At present, when a washing pump sends water with higher pressure to a lower spray arm, a middle spray arm and an upper spray arm through pipelines, the water is generally required to be shunted from the washing pump to the lower spray arm, the middle spray arm and the upper spray arm.
However, the related art dishwasher has the following technical problems: the water flow is limited by the structure of the flow dividing shell, and when the water flow flows from the water inlet to the water outlet in the shell, static water can exist in the water dividing cavity, so that the energy loss of the fluid is large, and the water is easy to remain in the water dividing cavity.
Disclosure of Invention
The invention aims to provide a water diversion structure, and aims to solve the technical problems that in the prior art, a water diversion cover of a dish washing machine has large fluid energy loss and water is easy to remain in a water diversion cavity.
The invention is realized in such a way that a water diversion cover comprises a cover body, wherein a water inlet and a water outlet are arranged on the cover body, a water diversion cavity is arranged in the cover body, the water inlet and the water outlet are both communicated with the water diversion cavity to form a water flow channel in the cover body, the water inlet and the water outlet are arranged on different side surfaces of the cover body, and a first inclined surface is formed on the outer wall of the cover body and inclines from one side of the water inlet to one side of the water outlet; and a second inclined surface is formed on the inner wall of the water distribution cavity and corresponds to the first inclined surface so as to form a variable-section water flow channel in the cover body.
As a preferred technical scheme of the invention:
furthermore, a reinforcing rib extends from one side of the water inlet to one side of the water outlet on the first inclined surface; the upper end of strengthening rib is located on the first inclined plane, the lower extreme of strengthening rib with the periphery wall of lid links to each other.
Further, the reinforcing rib and the cover body are integrally formed.
Furthermore, the water distribution cover is cylindrical, the water inlet is formed in the outer peripheral wall of the cover body, a first extending part is arranged at the water inlet and extends outwards and transversely from the outer peripheral wall of the cover body, the water outlet is formed at the bottom of the cover body, and a second extending part is arranged at the water outlet and extends outwards and longitudinally from the bottom of the cover body; the inclined surface is inclined from the first extension toward one side of the second extension.
Further, the strengthening rib with the lid junction just along the periphery circle extension of lid is equipped with the engaging lug, be equipped with the connecting hole on the engaging lug.
Further, the first inclined surface is a smooth surface.
The invention also aims to provide a water diversion structure which is integrated on a base of a dish washing machine and comprises a water diversion assembly, wherein the water diversion assembly comprises the water diversion cover and a water diversion pipeline communicated with the water diversion cover; the water distribution pipeline penetrates through the base; one end of the water distribution pipeline is connected with the water outlet, and the other end of the water distribution pipeline penetrates through the base and is respectively communicated with the spray arms at different positions.
Furthermore, the water distribution pipeline is at least two paths, the water distribution pipeline comprises a first water distribution pipeline and a second water distribution pipeline which are arranged in parallel, a connecting shell is arranged on the outer sides of the first water distribution pipeline and the second water distribution pipeline and positioned on the base, and the connecting shell is in butt joint with the water outlet to form a sealed cavity; and a sealing ring is arranged at the butt joint of the cover body and the connecting shell.
Furthermore, a first through hole and a second through hole which penetrate through the base are formed in the base; the first water dividing pipeline extends to the upper part and the lower part of the base along the longitudinal direction of the base by the first through hole respectively; the second water dividing pipeline extends to the upper part and the lower part of the base along the longitudinal direction of the base by the second through hole; the connecting shell is abutted against the lower surface of the base.
Furthermore, the connecting shell is cylindrical, and a plurality of supporting plates extend from the outer periphery of the cylindrical connecting shell; the bottom end of each supporting plate is connected with the base.
Another object of the present invention is to provide a dishwasher seat including the above-mentioned water distribution structure.
Another object of the present invention is to provide a dishwasher, including the water diversion structure.
Compared with the prior art, the invention has the technical effects that: the water inlet of dividing the water cover with the delivery port sets up on the different sides of lid, can change the rivers direction, simultaneously, design first inclined plane and second inclined plane, be convenient for reduce the inner chamber volume for rivers effectively reduce the loss of fluid energy when redirecting, and owing to form the rivers runner of variable cross section in the lid, rivers are at the in-process that flows, and the velocity of flow can change, has reduced the static water yield in the chamber that divides water, thereby avoids water to remain in dividing the water chamber.
According to the water distribution structure, the dish washing machine base and the dish washing machine, due to the water distribution cover, the volume of the inner cavity can be reduced through the arrangement of the water distribution cover, the loss of fluid energy is effectively reduced, and water is prevented from remaining in the water distribution cavity.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments of the present invention or in the description of the prior art will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a water diversion cover provided by an embodiment of the invention;
FIG. 2 is a schematic structural diagram of a water diversion structure provided in an embodiment of the present invention;
FIG. 3 is a schematic structural view of a dishwasher stand according to an embodiment of the present invention;
FIG. 4 is a first partial schematic view of a water diversion structure provided in an embodiment of the present invention;
fig. 5 is a partial schematic view of a water diversion structure according to an embodiment of the present invention.
Description of reference numerals:
in the figure: the water dispenser comprises a base 1, a water distribution component 2, a connecting shell 21, a rib plate 211, a supporting plate 212, a water distribution cover 22, a cover 220, a water inlet 221, a first extending part 2211, a water outlet 222, a second extending part 2221, a water distribution cavity 223, a first inclined surface 224, a reinforcing rib 2241, a connecting lug 225, a connecting hole 2251, a second inclined surface 226, a sealing cavity 23, a first water distribution pipeline 231, a second water distribution pipeline 232, a 24-sealing ring and a water cup 3.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of 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.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments.
The invention provides a water diversion cover 22, a water diversion structure, a dish washing machine base 1 and a dish washing machine, wherein the volume of an inner cavity can be reduced by designing a first inclined surface 224 and a second inclined surface 226, the loss of fluid energy is effectively reduced, and the static water quantity in a water diversion cavity 223 is reduced, so that the water is prevented from remaining in the water diversion cavity 223.
Referring to fig. 1 to 5, the water diversion cover 22 includes a cover 220, the cover 220 is provided with a water inlet 221 and a water outlet 222, the cover 220 is provided therein with a water diversion cavity 223, the water inlet 221 and the water outlet 222 are both communicated with the water diversion cavity 223 to form a water flow channel in the cover 220, the water inlet 221 and the water outlet 222 are disposed on different sides of the cover 220, and a first inclined surface 224 is formed on an outer wall of the cover 220 and is inclined from one side of the water inlet 221 to one side of the water outlet 222; the inner wall of the water distribution chamber 223 is formed with a second inclined surface 226, and the second inclined surface 226 corresponds to the first inclined surface 224 to form a water flow passage of a variable cross-section in the cover 220.
In the water diversion cover 22 provided by the embodiment of the present invention, the water inlet 221 and the water outlet 222 of the water diversion cover 22 are disposed on different side surfaces of the cover body 220, so that the water flow direction can be changed, and meanwhile, the first inclined surface 224 and the second inclined surface 226 are designed to facilitate reducing the volume of the inner cavity, so that the loss of fluid energy when the water flow changes direction is effectively reduced, and because a variable cross-section water flow channel is formed in the cover body 220, the flow rate of the water flow can be changed during the flowing process, the static water amount in the water diversion cavity 223 is reduced, thereby preventing the water from remaining in the water diversion cavity 223.
Preferably, referring to fig. 1 and 3, a rib 2241 is disposed on the first inclined surface 224 and extends from one side of the water inlet 221 to one side of the water outlet 222; on first inclined plane 224 was located to the upper end of strengthening rib 2241, the lower extreme of strengthening rib 2241 links to each other with the periphery wall of lid 220, through the strengthening rib 2241 that sets up, when reducing the inner chamber volume, preventing that water from remaining in dividing the chamber 223, still helps strengthening the intensity of lid 220, guarantees the wholeness ability of dividing the water cover 22. Finely, strengthening rib 2241 sets up to two, and two strengthening ribs 2241 symmetry set up. Wherein, the quantity of strengthening rib 2241 can have more actual demand to set for, for example can be two, three, or three more, correspondingly, many strengthening ribs 2241 can also connect as an organic wholely to reinforcing bulk strength, in addition, on the strengthening rib 2241 and be located the upper end position department on first inclined plane 224 and be provided with the arc chamfer, so that form the buffering.
Preferably, strengthening rib 2241 and lid 220 integrated into one piece, so, do benefit to the wholeness of strengthening rib 2241 and lid 220 to guarantee the intensity of lid 220. Finely, the water dividing cover 22 is cylindrical, the water inlet 221 is formed in the outer peripheral wall of the cover body 220, a first extending portion 2211 is formed at the water inlet 221 and extends outwards and transversely from the outer peripheral wall of the cover body 220, the water outlet 222 is formed at the bottom of the cover body 220, and a second extending portion 2221 is formed at the water outlet 222 and extends outwards and longitudinally from the bottom of the cover body 220; the inclined surface is inclined from the first extension 2211 toward one side of the second extension 2221. Thus, the water inlet 221 and the water outlet 222 of the convenient water diversion cover 22 are arranged on different sides of the cover body 220, and the water inlet 221 and the water outlet 222 are in an angle and have sudden changes in the water flow direction. Further, the first inclined surface 224 and the second inclined surface 226 at the abrupt change position of the water flow direction can effectively reduce the loss of fluid energy when the water flow changes direction, and better reduce the static water amount in the water diversion cavity 223, thereby avoiding the water remaining in the water diversion cavity 223. It should be noted that the first inclined surface 224 and the second inclined surface 226 are preferably arranged parallel to each other, so that the consistency of the first inclined surface 224 and the second inclined surface 226 is ensured during the machining process. Of course, the first inclined surface 224 and the second inclined surface 226 may be formed at the same time by forming a structure in which a portion is cut off in a vertical cross section directly from the cylindrical water distribution lid 22 based on the shape of the conventional water distribution lid 22. Of course, the inner surface of the water diversion chamber 223 in the lid body 220 may be simply inclined, or another member may be separately provided on the inner surface of the lid body 220 so that the first inclined surface 224 is formed in close contact with the inner surface of the water diversion chamber 223, but the processing cost is higher and the strength is lower than the case where the first inclined surface 224 and the second inclined surface 226 are provided at the same time.
Preferably, the joint between the rib 2241 and the cover 220 is provided with a connecting lug 225 extending along the outer circumference of the cover 220, and the connecting lug 225 is provided with a connecting hole 2251. When connected, the water diversion cover 22 is convenient to be connected with the base 1 of the dishwasher and forms a closed structure on the base 1. Preferably, the first inclined surface 224 is a smooth surface, which further helps to reduce the static water amount in the inner cavity by making the first inclined surface 224 smooth, and the water flow path of the whole water diversion cavity 223 is an inclined surface structure, which effectively prevents water from remaining in the water diversion cavity 223.
In addition, the invention also provides a water distribution structure, which is integrated on the base 1 of the dish-washing machine and comprises a water distribution component 2, wherein the water distribution component 2 comprises the water distribution cover 22 and a water distribution pipeline communicated with the water distribution cover 22; the water distribution pipeline penetrates through the base 1; one end of the water distribution pipeline is connected with the water outlet 222, and the other end of the water distribution pipeline penetrates through the base 1 and is respectively communicated with the spray arms at different positions.
Further, the water distribution pipeline is set to be at least two paths, the water distribution pipeline comprises a first water distribution pipeline 231 and a second water distribution pipeline 232 which are arranged in parallel, a connecting shell 21 is arranged on the outer sides of the first water distribution pipeline 231 and the second water distribution pipeline 232 and located on the base 1, and the connecting shell 21 is in butt joint with the water outlet 222 to form a sealed cavity 23; the joint of the cover 220 and the connecting shell 21 is provided with a sealing ring 24. Through with dividing water subassembly 2 integration on base 1, compact structure, simultaneously, divide water lid 22 and be connected casing 21 and pass through sealing washer 24 sealing connection, make and divide water lid 22 and the connection casing 21 assembly on the base 1 whole sealed together, the leakproofness is good, rivers on base 1 divide into two or the multichannel, the quantity of distributive pipe is unrestricted, different distributive pipe can respectively with the spray arm intercommunication of different positions, can set up according to the water yield demand of every way water, the washing pump of being convenient for drives each spray arm respectively according to actual need and rotates, help reducing the water consumption, compact structure, and sealed effectual.
Specifically, the number of the water diversion pipelines is not limited, and in addition, the water diversion pipelines can be used for conveniently driving water spraying when each spray arm rotates, and can also be used for water flow with other purposes. The number of the water diversion pipelines can be set according to actual requirements, for example, the number of the water diversion pipelines can be two, three or more than three, correspondingly, the number of the spray arms can be increased according to the increase of the number of the water diversion pipelines, and therefore the cleaning effect can be enhanced. Every two water dividing pipelines can be in contact with each other or not, and the two water dividing pipelines are preferably connected together to enhance the overall strength. Meanwhile, the sealing ring 24 is arranged at the butt joint of the cover body 220 and the connecting shell 21, the water diversion cover 22 and the butt joint of the connecting shell 21 are connected in a sealing manner through the sealing ring 24, namely, under the sealing action of one sealing ring 24, two or more strands of water are arranged in the sealing cavity 23, so that water leakage at the water diversion cover 22 is effectively prevented.
In a detailed manner, the first water dividing pipeline 231 is communicated with the lower spray arm, and the second water dividing pipeline 232 is communicated with the middle spray arm; or the second water dividing pipeline 232 is communicated with the upper spray arm; or the second water dividing pipeline 232 is communicated with the middle spray arm and the upper spray arm at the same time; the ratio of the flow path cross-sectional area between the first water dividing line 231 and the second water dividing line 232 is 1. Specifically, when the water flow is two, the flow path sectional area between the first water dividing line 231 that drives the lower spray arm and the second water dividing line 232 that drives the middle spray arm is 2. Furthermore, the middle spray arm and the upper spray arm can be used together with one water path, and when the middle spray arm and the upper spray arm are used together with one water path, the ratio of the first water dividing pipeline 231 to the cross-sectional area of the middle and upper spray arm water paths (indicated in the figure) is 1. When the first water dividing line 231 communicates with the lower boom and the second water dividing line 232 communicates with the upper boom, the flow path cross-sectional area between the first water dividing line 231 for driving the lower boom and the second water dividing line 232 for driving the upper boom is 2. Of course, the flow passage cross-sectional area ratio between the first water dividing line 231 and the second water dividing line 232 may be set to any one of 1.
Preferably, the inner wall of the connecting shell 21 is provided with a plurality of ribs 211, the plurality of ribs 211 are distributed on two sides of the first water dividing pipeline 231 and the second water dividing pipeline 232, and by the designed plurality of ribs 211, on one hand, the stability of connection between the connecting shell 21 and the base 1 is increased, and on the other hand, a certain guiding effect is achieved. Preferably, the connecting housing 21 is formed in a cylindrical shape, and a plurality of support plates 212 are extended from the outer periphery of the cylindrical connecting housing 21; the bottom end of each supporting plate 212 is connected with the base 1, so that the stress of the connecting shell 21 can be dispersed, and the connection stability between the connecting shell 21 and the base 1 is further improved.
Specifically, the base 1 is provided with a first through hole and a second through hole which penetrate through the base 1; the first water dividing pipe 231 is extended from the first through hole to the upper and lower sides of the base 1 along the longitudinal direction of the base 1; the second water dividing pipeline 232 extends from the second through hole to the upper part and the lower part of the base 1 along the longitudinal direction of the base 1; the connection housing 21 abuts on the lower surface of the base 1. Through the structural design that the bottom end of the connecting shell 21 is flush with the lower surface of the base 1, when the connecting shell 21 is abutted to the base 1, a gap between the connecting shell 21 and the base 1 after the installation is avoided, and therefore the installation stability and reliability of the connecting shell 21 are ensured. Finely, the water diversion cover 22 is located at the lower part of the base 1, so that the influence on the use of the dish-washing machine is avoided, and meanwhile, water flow can flow out of the water diversion cover 22 and then upwards enter the lower spray arm, the middle spray arm and the upper spray arm. It should be noted that the washing pump, the lower spray arm, the middle spray arm and the upper spray arm are conventional in the art and are not shown in the drawings.
Further, the height of the first water dividing pipe 231 extending upward from the upper surface of the base 1 is greater than the height of the second water dividing pipe 232 extending upward from the upper surface of the base 1, which is convenient for installation and use. Preferably, the water diversion assembly 2 is designed at a position close to the water cup 3, namely, at a side portion of the water cup 3, so that the circulating water flows into the washing pump through the water cup 3, is shunted by the water diversion assembly 2, and then is sprayed out through the lower spray arm, the middle spray arm and the upper spray arm respectively.
The invention also provides a dishwasher base 1 which comprises the water distribution structure.
The invention also provides a dish washing machine, which comprises the water distribution structure.
According to the water distribution structure, the dishwasher base 1 and the dishwasher, due to the water distribution cover 22, the volume of the inner cavity can be reduced through the arrangement of the water distribution cover 22, the loss of fluid energy is effectively reduced, and water is prevented from remaining in the water distribution cavity 223. In the figure, the direction indicated by an arrow is a water flow direction.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (12)

1. The water distribution cover is characterized by comprising a cover body, wherein a water inlet and a water outlet are formed in the cover body, a water distribution cavity is formed in the cover body, the water inlet and the water outlet are communicated with the water distribution cavity to form a water flow channel in the cover body, the water inlet and the water outlet are arranged on different side surfaces of the cover body, and a first inclined surface is formed on the outer wall of the cover body and inclines from one side of the water inlet to one side of the water outlet; a second inclined surface is formed on the inner wall of the water distribution cavity and corresponds to the first inclined surface so as to form a variable-section water flow channel in the cover body; the first inclined surface and the second inclined surface are parallel to each other.
2. The water diversion cover of claim 1, wherein a reinforcing rib is provided on the first inclined surface and extends from one side of the water inlet toward one side of the water outlet; the upper end of strengthening rib is located on the first inclined plane, the lower extreme of strengthening rib with the periphery wall of lid links to each other.
3. The dispensing closure of claim 2, wherein said ribs are integrally formed with said closure body.
4. The water diversion cover of claim 2, wherein the water diversion cover is cylindrical, the water inlet is formed at the outer peripheral wall of the cover body, the water inlet is provided with a first extension portion extending transversely outwards from the outer peripheral wall of the cover body, the water outlet is formed at the bottom of the cover body, and the water outlet is provided with a second extension portion extending longitudinally outwards from the bottom of the cover body; the first inclined surface is inclined from the first extension portion toward one side of the second extension portion.
5. The water distribution cover according to claim 3 or 4, wherein a connection lug is arranged at the connection position of the reinforcing rib and the cover body and extends along the outer circumference of the cover body, and a connection hole is arranged on the connection lug.
6. The water distribution cover according to any one of claims 2 to 4, wherein the first inclined surface is a smooth surface.
7. A water diversion structure integrated on a base of a dishwasher, characterized by comprising a water diversion assembly, wherein the water diversion assembly comprises the water diversion cover as claimed in any one of claims 1-6 and a water diversion pipeline communicated with the water diversion cover; the water distribution pipeline penetrates through the base; one end of the water distribution pipeline is connected with the water outlet, and the other end of the water distribution pipeline penetrates through the base and is respectively communicated with the spray arms at different positions.
8. The water diversion structure according to claim 7, wherein the water diversion pipeline is provided in at least two ways, the water diversion pipeline comprises a first water diversion pipeline and a second water diversion pipeline which are arranged in parallel, a connecting shell is arranged on the outer sides of the first water diversion pipeline and the second water diversion pipeline and on the base, and the connecting shell is butted with the water outlet to form a sealed cavity; and a sealing ring is arranged at the butt joint of the cover body and the connecting shell.
9. The water diversion structure of claim 8, wherein said base is provided with a first perforation and a second perforation through said base; the first water dividing pipeline extends to the upper part and the lower part of the base along the longitudinal direction of the base by the first through hole respectively; the second water dividing pipeline extends to the upper part and the lower part of the base along the longitudinal direction of the base by the second through hole; the connecting shell is abutted against the lower surface of the base.
10. The water diversion structure according to claim 8, wherein said connection housing is formed in a cylindrical shape, and a plurality of support plates are extended from an outer periphery of said cylindrical connection housing; the bottom end of each supporting plate is connected with the base.
11. A dishwasher base comprising a water distributing structure as claimed in any one of claims 7 to 10.
12. A dishwasher, characterized by comprising a water distribution structure according to any one of claims 7 to 10.
CN201710849897.9A 2017-09-20 2017-09-20 Water distribution cover, water distribution structure, dish washing machine base and dish washing machine Active CN107374549B (en)

Priority Applications (10)

Application Number Priority Date Filing Date Title
CN201710849897.9A CN107374549B (en) 2017-09-20 2017-09-20 Water distribution cover, water distribution structure, dish washing machine base and dish washing machine
PCT/CN2018/086013 WO2019056764A1 (en) 2017-09-20 2018-05-08 Dishwasher and base assembly
EP23200656.9A EP4275576A3 (en) 2017-09-20 2018-05-08 Dishwasher and base assembly
EP18859446.9A EP3673782B1 (en) 2017-09-20 2018-05-08 Dishwasher and base assembly
EP23200653.6A EP4275575A3 (en) 2017-09-20 2018-05-08 Dishwasher and base assembly
ES18859446T ES2970623T3 (en) 2017-09-20 2018-05-08 Dishwasher and base set
PL18859446.9T PL3673782T3 (en) 2017-09-20 2018-05-08 Dishwasher and base assembly
US16/824,889 US11490781B2 (en) 2017-09-20 2020-03-20 Dishwasher and base component
US17/949,719 US11950742B2 (en) 2017-09-20 2022-09-21 Dishwasher water channel, base for dishwasher, and dishwasher
US17/950,651 US20230020814A1 (en) 2017-09-20 2022-09-22 Connection structure and dishwasher

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ES2970623T3 (en) 2017-09-20 2024-05-29 Foshan Shunde Midea Washing Appliances Mfg Co Ltd Dishwasher and base set
CN108042083A (en) * 2018-01-09 2018-05-18 佛山市顺德区美的洗涤电器制造有限公司 Inner conduit, internal cavity of bowl washer, wash the dishes machine base and dish-washing machine
CN110495834B (en) * 2018-05-17 2022-10-04 青岛海尔洗碗机有限公司 Dish-washing machine water distribution device, dish-washing machine and control method thereof

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