CN106491063B - Fan assembly for dish-washing machine and dish-washing machine with same - Google Patents
Fan assembly for dish-washing machine and dish-washing machine with same Download PDFInfo
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- CN106491063B CN106491063B CN201611248247.0A CN201611248247A CN106491063B CN 106491063 B CN106491063 B CN 106491063B CN 201611248247 A CN201611248247 A CN 201611248247A CN 106491063 B CN106491063 B CN 106491063B
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- channel
- fan
- communicated
- dishwasher
- blower
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Classifications
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/48—Drying arrangements
- A47L15/486—Blower arrangements
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4214—Water supply, recirculation or discharge arrangements; Devices therefor
- A47L15/4223—Devices for water discharge, e.g. devices to prevent siphoning, non-return valves
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4246—Details of the tub
-
- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/48—Drying arrangements
- A47L15/488—Connections of the tub with the ambient air, e.g. air intake or venting arrangements
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- Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Accessory Of Washing/Drying Machine, Commercial Washing/Drying Machine, Other Washing/Drying Machine (AREA)
- Detail Structures Of Washing Machines And Dryers (AREA)
Abstract
The invention discloses a fan assembly for a dish washer and a dish washer with the fan assembly, wherein the fan assembly comprises a fan body, a fan shell and a pulling piece, the fan body is provided with a fan air inlet and a fan air outlet, a first channel, a second channel and a third channel are defined in the fan shell, the first channel is selectively communicated with the second channel and the third channel, the fan shell is provided with a fan interface communicated with the first channel, the second channel is communicated with the fan air outlet, the pulling piece is arranged in the fan shell and can pivot between a first position and a second position so as to be configured to be communicated with the first channel and the second channel and isolate the first channel from the third channel when in the first position, and be communicated with the first channel and the third channel when in the second position and isolate the first channel from the second channel. The fan assembly provided by the embodiment of the invention has the advantages of compact structure, small occupied space, high drying efficiency and long service life, and can realize the functions of accelerating drying and preventing siphonage during drainage.
Description
Technical Field
The invention relates to the field of household appliances, in particular to a fan assembly for a dish washer and the dish washer with the fan assembly.
Background
In the related art, the inner container of the dish washer is always in a closed state in a working state, water vapor in the inner container is difficult to flow, the drying speed of the dish washer is low, the washing efficiency is low, and energy waste is caused.
Disclosure of Invention
The present invention aims to solve at least to some extent one of the above technical problems.
Therefore, the invention provides the fan assembly for the dish washing machine, which has the advantages of compact structure, small occupied space, high drying efficiency and long service life, and can realize the effects of accelerating drying and preventing siphon during water drainage.
The invention also provides a dish washer with the fan assembly for the dish washer.
A blower assembly for a dishwasher according to an embodiment of the first aspect of the present invention includes a blower body having a blower air inlet and a blower air outlet; the fan shell is internally provided with a mounting part for mounting the fan body, a first channel, a second channel and a third channel are defined in the fan shell, the first channel is selectively communicated with the second channel and the third channel, the fan shell is provided with a fan interface communicated with the first channel, and the second channel is communicated with the fan air outlet; and the poking piece is arranged in the fan shell and can pivot between a first position and a second position, so as to be configured to be communicated with the first channel and the second channel and isolate the first channel from the third channel when in the first position, and to be communicated with the first channel and the third channel and isolate the first channel from the second channel when in the second position.
According to the fan assembly for the dish washer, the first channel, the second channel and the third channel are defined in the fan shell, and the poking piece capable of pivoting between the first channel and the second channel is arranged, so that when the poking piece is at the first position, the first channel and the second channel are communicated, the first channel and the third channel are isolated, the fan supplies air to the inner container through the fan interface, the air flow speed of the inner container is accelerated, the drying efficiency is improved, when the poking piece is at the second position, the first channel and the third channel are communicated, the first channel and the second channel are isolated, and therefore water flow backflow can be achieved through the fan interface when water is discharged, water vapor can be prevented from entering the fan body, and the service life of electric devices in the fan body is guaranteed. Therefore, the fan assembly has the advantages of compact structure, small occupied space, high drying efficiency and long service life.
In addition, the fan assembly for the dish washer according to the embodiment of the invention can also have the following additional technical characteristics:
according to one embodiment of the invention, a first mounting plate positioned between the first channel and the third channel is arranged in the fan shell, a drainage hole is arranged on the first mounting plate, and the poking piece is pivotably arranged on the first mounting plate to open and close the drainage hole.
According to one embodiment of the invention, a second mounting plate is further arranged in the fan shell and is positioned between the first channel and the second channel, a vent is arranged on the second mounting plate, and the poking piece is pivotably arranged on the second mounting plate to open and close the vent.
According to one embodiment of the invention, the fan shell is provided with two drainage anti-siphon ports, bent pipes with two ends respectively communicated with the two drainage anti-siphon ports are arranged in the fan shell, and the height of the middle part of each bent pipe is higher than that of the two drainage anti-siphon ports.
According to one embodiment of the invention, the bent tube forms an inverted U-shaped tube.
According to one embodiment of the invention, a one-way valve is provided between the elbow and the third channel to be configured to conduct in one direction in the water flow direction from the fan interface to the drain anti-siphon port.
According to one embodiment of the invention, the inner wall of the third channel is provided with a plurality of spaced-apart baffles, at least a portion of which are arranged obliquely with respect to the inner wall of the third channel.
According to one embodiment of the invention, the fan housing is provided with ventilation holes communicated with the third channel.
According to an embodiment of the invention, the fan body is detachably mounted on the mounting portion.
According to one embodiment of the invention, the mounting part forms a mounting groove, and the inner wall of the mounting groove is provided with an opening communicated with the air outlet of the fan and the second channel.
According to a second aspect of the present invention, a dishwasher includes a liner defining a receiving chamber having an open side, the liner having a fluid inlet therein, and a blower assembly for a dishwasher according to the above embodiment, the blower interface being in communication with the fluid inlet.
According to the dish washer disclosed by the embodiment of the invention, the fan assembly is arranged, and the fan interface of the fan assembly is communicated with the fluid inlet on the liner, so that the fan assembly can supply air to the liner through the fluid inlet, the air flow speed of the liner is accelerated, the drying efficiency of the dish washer is improved, and water flow backflow can be realized. Therefore, the dish washer has the advantages of simple and compact structure, small occupied space, high drying efficiency, realization of the anti-siphon effect during acceleration drying and drainage, and long service life.
According to one embodiment of the invention, a fan interface seat is arranged on the outer side wall of the inner container, one end of the fan interface seat is communicated with the fluid inlet, and the other end of the fan interface seat extends upwards along the axial direction of the inner container.
According to one embodiment of the invention, the fan shell is provided with two drainage anti-siphon ports, bent pipes with two ends respectively communicated with the two drainage anti-siphon ports are arranged in the fan shell, and the height of the middle part of each bent pipe is higher than that of the two drainage anti-siphon ports.
According to one embodiment of the present invention, the dishwasher further comprises a drain pump provided at the bottom of the inner container and having one end connected to the inner container and the other end connected to one of the two drain anti-siphon openings.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a schematic perspective view of a blower assembly for a dishwasher in accordance with an embodiment of a first aspect of the present invention;
FIG. 2 is a side view of a blower assembly for a dishwasher in accordance with an embodiment of the first aspect of the present invention;
FIG. 3 is a cross-sectional view taken along line A-A of the paddle of the fan assembly for the dishwasher of FIG. 2 in a second position;
FIG. 4 is a cross-sectional view taken along line A-A of the paddle of the fan assembly for the dishwasher of FIG. 2 in a first position;
fig. 5 is an exploded view of a dishwasher according to an embodiment of a second aspect of the present invention;
FIG. 6 is a side view of a dishwasher according to an embodiment of a second aspect of the present invention;
fig. 7 is a sectional view of a dishwasher according to an embodiment of a second aspect of the present invention.
Reference numerals:
100: a fan assembly;
10: a fan body;
11: an air inlet of the fan; 12: an air outlet of the fan; 13: an air supply member; 14: a driving mechanism; 15: a housing;
20: a blower housing;
21: a first channel;
22: a second channel;
23: a third channel; 231: a baffle;
24: a fan interface;
25: a first mounting plate; 251: drainage holes;
26: a second mounting plate; 261: a vent;
27: bending the pipe; 271 (272): a drainage anti-siphon suction port;
28: ventilation holes;
29: a mounting part;
30: a pulling piece;
40: a one-way valve;
200: dish washing machine;
210: an inner container; 211: a fluid inlet; 212: a fan interface seat;
220: an outer door assembly;
250: a draining pump; 251: and a water outlet.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
A blower assembly 100 for a dishwasher according to an embodiment of a first aspect of the present invention is described in detail with reference to fig. 1 to 7.
A blower assembly 100 for a dishwasher according to an embodiment of the present invention includes a blower body 10, a blower housing 20, and a dial 30. Specifically, the blower body 10 has a blower inlet 11 and a blower outlet 12, a mounting portion 29 for mounting the blower body 10 is provided in the blower housing 20, a first passage 21, a second passage 22, and a third passage 23 are defined in the blower housing 20, the first passage 21 is selectively communicated with the second passage 22 and the third passage 23, the blower housing 20 has a blower interface 24 communicated with the first passage 21, the second passage 22 is communicated with the blower outlet 12, and a dial 30 is provided in the blower housing 20 and pivotable between a first position and a second position to be configured to communicate the first passage 21 and the second passage 22 and isolate the first passage 21 and the third passage 23 in the first position, and to communicate the first passage 21 and the third passage 23 and isolate the first passage 21 and the second passage 22 in the second position.
In other words, the blower assembly 100 for a dishwasher is mainly composed of a blower body 10, a blower housing 20, and a dial 30. The cross section of the fan body 10 is approximately formed into a volute shape, the fan body 10 mainly comprises a driving mechanism 14, a plurality of air supply pieces 13 and a shell 15, a fan air inlet 11 and a fan air outlet 12 are formed in the shell 15 of the fan body 10, the driving mechanism 14 is fixedly arranged in the middle of the shell 15, the plurality of air supply pieces 13 are distributed at intervals in a vortex shape along the circumferential direction of the driving mechanism 14, when the driving mechanism 14 drives the air supply pieces 13 to rotate, the air supply pieces 13 in the vortex distribution can enable air flow to enter the shell 15 from the fan air inlet 11 in a vortex shape, further the fan air inlet loss of the fan assembly 100 is minimized, and the air inlet of the fan assembly 100 for a dish washer is improved.
Further, a mounting portion 29 is provided in the middle of the upper end of the fan housing 20, the cross section of the mounting portion 29 is approximately square, the fan body 10 is fixedly mounted in the mounting portion 29, a first channel 21, a second channel 22 and a third channel 23 are defined in the fan housing 20, the cross section of the second channel 22 is approximately L-shaped, one end of the second channel 22 is communicated with the fan air outlet 12 of the volute fan body 10, the other end of the second channel is communicated with the first channel 21, and a fan interface 24 communicated with the first channel 21 is provided on the fan housing 20.
As shown in fig. 4, 6 and 7, when the driving mechanism 14 of the fan body 10 drives the air supply member 13 to rotate, external air flows into the housing 15 of the fan body 10 through the fan air inlet 11, then enters the second channel 22 along the tangential direction of the housing 15, then enters the first channel 21 along the second channel 22, and finally enters the inner container 210 of the dishwasher 200 due to the fan interface 24 conducted by the first channel 21, thereby effectively avoiding collision between the air flow and the air supply member 13, reducing loss of the air flow, ensuring air intake of the fan assembly 100 for the dishwasher, and simultaneously reducing noise of the fan assembly 100.
In addition, the paddle 30 is pivotally disposed in the fan housing 20, when the driving mechanism 14 of the fan body 10 is operated, the paddle 30 is blown up to a first position (the position of the paddle 30 shown in fig. 4) by the air flow, at this time, the first channel 21 and the second channel 22 are communicated and the first channel 21 and the third channel 23 are isolated, so that the external air flow can enter the fan body 10 through the fan air inlet 11, and then enter the liner 210 of the dishwasher 200 through the second channel 22 and the first channel 21, thereby accelerating the flow velocity of the air in the liner 210 and accelerating the gasification velocity of the water drops. When the dish washer 200 drains, the driving mechanism 14 of the fan body 10 stops running, and the poking plate 30 falls back to the second position (the position of the poking plate 30 shown in fig. 3) by means of self gravity, so that the first channel 21 and the third channel 23 are communicated, and the first channel 21 and the second channel 22 are isolated, and when the dish washer 200 drains, water flow backflow can be realized through the fan interface 24, and water vapor in the liner 210 of the dish washer 200 communicated with the fan assembly 100 can be prevented from entering the fan body 10, thereby ensuring the use reliability of electric devices in the fan body 10 and prolonging the service life of the fan body 10.
Thus, according to the blower assembly 100 for a dishwasher of the embodiment of the present invention, by defining the first, second and third passages 21, 22 and 23 in the blower housing 20 and providing the pivotable dial 30 between the first and second passages 21, 22, such that when the dial 30 is in the first position, the first and second passages 21, 22 are communicated and the first and third passages 21, 23 are isolated, such that the blower supplies air to the inner container 210 through the blower interface 24, the air flow speed of the inner container 210 is accelerated, the drying efficiency is improved, and when the dial 30 is in the second position, the first and third passages 21, 23 are communicated and the first and second passages 21, 22 are isolated, such that when water is discharged, water flow back flow is achieved through the blower interface 24, and water vapor is prevented from entering the blower body 10, thereby ensuring the service life of electrical devices in the blower body 10. Therefore, the blower assembly 100 has a simple and compact structure, occupies a small space, is beneficial to improving the drying efficiency in the dishwasher 200, and has a long service life.
In some embodiments of the present invention, a first mounting plate 25 is provided in the blower housing 20 between the first channel 21 and the third channel 23, a drainage aperture 251 is provided on the first mounting plate 25, and a dial 30 is pivotally provided on the first mounting plate 25 to open and close the drainage aperture 251.
Specifically, as shown in fig. 3 and 4, the first mounting plate 25 extends in the front-rear direction and is disposed between the first channel 21 and the third channel 23, the first mounting plate 25 is provided with a drainage hole 251 penetrating through the first mounting plate 25, so that the first channel 21 and the third channel 23 are conducted through the drainage hole 251, the dial 30 is pivotally disposed on the first mounting plate 25, when the driving mechanism 14 of the fan body 10 is operated, the dial 30 is blown up to a first position (the position of the dial 30 as shown in fig. 4) by an air flow, at this time, the drainage hole 251 is blocked, the first channel 21 and the second channel 22 are communicated, and the first channel 21 and the third channel 23 are isolated, and an external air flow can enter the fan body 10 through the fan air intake 11, and then enter the liner 210 of the fan dishwasher 200 through the second channel 22 and the first channel 21, so that the flow speed of air in the liner 210 is accelerated, and the gasification speed of water droplets is accelerated.
When the dish washer 200 drains, the driving mechanism 14 of the fan body 10 stops running, the pulling piece 30 falls back to the second position (the position of the pulling piece 30 shown in fig. 3) by means of self gravity, and the drainage hole 251 is opened at this time, so that the first channel 21 and the third channel 23 are communicated, and the first channel 21 and the second channel 22 are isolated, and when the dish washer 200 drains, water flow backflow can be realized through the fan interface 24, and water vapor in the liner 210 of the dish washer 200 communicated with the fan assembly 100 can be prevented from entering the fan body 10, thereby ensuring the use reliability of electric devices in the fan body 10 and prolonging the service life of the fan body 10.
In other embodiments of the present invention, a second mounting plate 26 is further disposed within the blower housing 20 between the first channel 21 and the second channel 22, a vent 261 is disposed on the second mounting plate 26, and a paddle 30 is pivotally disposed on the second mounting plate 26 to open and close the vent 261.
Referring to fig. 3 and 4, the second mounting plate 26 extends obliquely in a vertical direction (up-down direction as shown in fig. 3) and is located between the first channel 21 and the second channel 22, the second mounting plate 26 is provided with a vent 261 penetrating through the second mounting plate 26, so that the first channel 21 and the second channel 22 are conducted through the vent 261, the dial 30 is pivotally arranged on the second mounting plate 26, when the driving mechanism 14 of the fan body 10 is operated, the dial 30 is blown up to a first position (where the dial 30 is located as shown in fig. 4) by an air flow, and at this time, the vent 261 is opened, so that the first channel 21 and the second channel 22 are communicated and the first channel 21 and the third channel 23 are isolated, thereby enabling an external air flow to enter the fan body 10 through the fan air inlet 11, and then enter the liner 210 of the dishwasher 200 through the second channel 22, the first channel 21, and thus accelerating the flow velocity of air in the liner 210, and accelerating the water drop velocity.
When the dish washer 200 drains, the driving mechanism 14 of the fan body 10 stops running, the pulling piece 30 falls back to the second position (the position of the pulling piece 30 shown in fig. 3) by means of self gravity, at this time, the ventilation opening 261 is blocked, so that the first channel 21 and the third channel 23 are communicated, and the first channel 21 and the second channel 22 are isolated, and when the dish washer 200 drains, water flow backflow can be realized through the fan interface 24, and water vapor in the liner 210 of the dish washer 200 communicated with the fan assembly 100 can be prevented from entering the fan body 10, so that the use reliability of electric devices in the fan body 10 is ensured.
Wherein, the fan housing 20 is provided with two drainage anti-siphon ports (271, 272), the fan housing 20 is internally provided with an elbow 27 with two ends respectively communicated with the two drainage anti-siphon ports (271, 272), and the height of the middle part of the elbow 27 is higher than the height of the two drainage anti-siphon ports (271, 272).
As shown in fig. 1, 4 and 5, the lower end of the blower housing 20 has two drainage anti-siphon ports (271, 272), and the two drainage anti-siphon ports (271, 272) are arranged spaced apart in the front-rear direction, and when the blower assembly 100 is installed in the dishwasher 200, the drainage anti-siphon port 271 located at the front side is indirectly communicated with the inner tub 210 of the dishwasher 200 through the water outlet 251 of the drain pump 250 of the dishwasher 200, and the drainage anti-siphon port 272 located at the rear side is communicated with the drain through a pipe.
Further, the lower end of the rear side of the blower housing 20 is provided with a bent pipe 27, the upper end of the rear side of the bent pipe 27 is communicated with the third channel 23, two ends of the lower side of the bent pipe 27 are respectively communicated with two drainage anti-siphon inlets (271, 272), and the height of the middle part of the bent pipe 27 is higher than that of the two drainage anti-siphon inlets (271, 272), so that when the dishwasher 200 drains water through the drainage pump 250 positioned at the bottom of the liner 210, water flow can enter the bent pipe 27 through the front side drainage anti-siphon inlet 271, and then is drained from a sewer through the rear side drainage anti-siphon inlet 272, and washing water drainage of the liner 210 is realized.
Therefore, by arranging the bent pipe 27 in the blower housing 20, the arrangement of pipelines outside the dish washer 200 can be reduced, so that the appearance of the dish washer 200 is simplified, the structure is more compact, the connection reliability of the bent pipe 27 and other parts can be ensured, the normal drainage of the dish washer 200 is ensured, and the performance of the dish washer 200 is improved.
Preferably, the bent tube 27 forms an inverted U-shaped tube. Referring to fig. 3 and 4, the bent pipe 27 is formed approximately as an inverted U-shaped pipe, and both lower ends of the inverted U-shaped pipe are respectively communicated with two drainage anti-siphon ports (271, 272), so that the dishwasher 200 can drain the washing water to the outside through the inverted U-shaped pipe when draining the water, thereby achieving the purpose of draining the water.
Advantageously, a one-way valve 40 is provided between the elbow 27 and the third channel 23 to be configured to conduct in one direction in the direction of water flow from the fan interface 24 to the drain anti-siphon ports (271, 272).
Specifically, as shown in fig. 3, the check valve 40 is disposed between the third channel 23 and the elbow 27, during the drainage process, water flows out of the environment through the elbow 27, and because the air flow in the third channel 23 can enter the elbow 27 through the check valve 40, the smooth drainage process can be ensured under the action of the drainage pump; after the drain pump 250 stops working, negative pressure is formed in the front section of the elbow pipe 27, so that the back side drain anti-siphon 272 communicated with the sewer, the back section of the elbow pipe 27 and the lower part of the third channel 23 have a tendency of backflow due to siphon, and due to the unidirectional conduction of the one-way valve 40, the backflow water cannot pass through the one-way valve 40 and then the upper part of the third channel 23, and air in the upper part of the third channel 23 can enter the lower part of the third channel 23 and the U-shaped pipe through the one-way valve 40, thereby balancing the air pressure of the lower part of the third channel 23 and the U-shaped pipe and the outside, effectively avoiding siphon effect, preventing the water in the elbow pipe 27 from flowing back into the liner 210 of the dish washer 200 after drain, and ensuring the smooth discharge of the water flow retained in the elbow pipe 27.
In this process, if water overflows from the elbow 27 to the third channel 23 through the check valve 40, the water can flow back to the inner container 210 through the third channel 23, the first channel 21 and the fan interface 24 in sequence, so as to avoid damage to the fan body 10 due to retention in the fan assembly 100.
In some embodiments of the invention, the inner wall of the third channel 23 is provided with a plurality of baffles 231 arranged at intervals, at least a portion of the plurality of baffles 231 being arranged obliquely with respect to the inner wall of the third channel 23.
Referring to fig. 3, a plurality of baffles 231 are provided on the inner wall of the third passage 23 and are arranged at intervals in the vertical direction (up-down direction as shown in fig. 3), at least a portion of the plurality of baffles 231 are arranged obliquely downward in the vertical direction with respect to the inner wall of the third passage 23, for example, as shown in fig. 3, in the present embodiment, the number of baffles 231 is 3, wherein two baffles 231 are arranged obliquely downward with respect to the inner wall of the third passage 23, so that the front end passage of the third passage 23 takes a detour passage, the travel of hot moisture in the passage is increased, and the condensation reflux of the hot moisture in the third passage 23 is facilitated.
In addition, the blower housing 20 is provided with a ventilation hole 28 communicated with the third passage 23. As shown in fig. 1 and 3, the air vent 28 is provided at the upper end of the blower housing 20, and the air vent 28 is connected to the third channel 23, so that the external air is connected to the air inside the third channel 23, and the air pressure balance between the air inside the third channel 23 and the outside is ensured, thereby further effectively avoiding siphon formation in the channel.
In some embodiments of the present invention, the fan body 10 is detachably mounted on the mounting portion 29. Through setting up to detachable structure between fan body 10 and the installation department 29 to not only be convenient for install and remove, maintenance or change of fan body 10, can make fan assembly 100 overall structure compacter moreover, be convenient for realize fan assembly 100's miniaturization.
Alternatively, the mounting portion 29 forms a mounting groove, the inner wall of which is provided with openings in communication with the fan outlet 12 and the second channel 22.
Specifically, as shown in fig. 1 and 3, the mounting portion 29 is formed into a square mounting groove, and an opening communicated with the air outlet 12 and the second channel 22 is formed on the lower wall surface of the mounting groove, so that when the driving mechanism 14 of the fan body 10 drives the air supply member 13 to rotate, external air flow enters the housing 15 of the fan body 10 through the air inlet 11 of the fan, then enters the second channel 22 along the tangential direction of the housing 15 through the air outlet 12 and the opening of the mounting groove, then enters the first channel 21 along the second channel 22, and finally enters the liner 210 of the dish washer 200 through the air interface 24 communicated with the first channel 21, thereby not only effectively avoiding collision between the air flow and the air supply member 13, reducing loss amount of the air flow, ensuring the air inlet of the fan assembly 100 for the dish washer, but also reducing noise of the fan assembly 100. And can realize the air supply to the inner container 210, accelerate the air flow velocity in the inner container 210 and improve the drying efficiency.
A dishwasher 200 according to an embodiment of the second aspect of the present invention is described in detail below with reference to fig. 1 to 7.
The dishwasher 200 according to an embodiment of the present invention includes the inner container 210 and the blower assembly 100 for the dishwasher according to the above-described embodiment. Specifically, the inner container 210 defines a receiving cavity with an open side, the inner container 210 is provided with a fluid inlet 211, and the fan interface 24 is communicated with the fluid inlet 211.
In other words, the dishwasher 200 is mainly composed of the inner tub 210 and the blower assembly 100 for the dishwasher. The inner container 210 is formed in a substantially cubic shape, a receiving chamber for receiving dishes to be washed is defined in the inner container 210, one end of the receiving chamber is opened, for example, as shown in fig. 5, in this embodiment, a front end of the receiving chamber is opened, and an open end of the receiving chamber is provided with an outer door assembly 220, so that when the outer door assembly 220 is opened, the inner container 210 is opened to facilitate the placement or removal of the dishes, and when the outer door assembly 220 is closed, the inner container 210 is closed to facilitate the washing, drying, and the like.
Further, the fan assembly 100 for a dishwasher is provided on an outer sidewall of the cubic inner container 210, for example, as shown in fig. 5 and 7, the fan assembly 100 is provided on an outer surface of a right sidewall of the inner container 210, a fluid inlet 211 is provided on the inner container 210 to be in communication with the accommodating cavity of the inner container 210, and a fan port 24 of the fan assembly 100 is communicated with the fluid inlet 211, so that when the driving mechanism 14 of the fan body 10 is operated, the deflector 30 is blown up to a first position (the position of the deflector 30 shown in fig. 4) by an air flow, and at this time, the first channel 21 and the second channel 22 are communicated and the first channel 21 and the third channel 23 are isolated, so that an external air flow can enter the inner container 210 of the dishwasher 200 through the fan air inlet 11, and then enter the inner container 210 through the first channel 21 and the fluid inlet 211, thereby accelerating a flow speed of air in the inner container 210 and accelerating a gasification speed of water droplets.
When the dish washer 200 drains, the driving mechanism 14 of the fan body 10 stops running, and the pulling piece 30 falls back to the second position (the position of the pulling piece 30 shown in fig. 3) by means of self gravity, so that the first channel 21 and the third channel 23 are communicated, and the first channel 21 and the second channel 22 are isolated, and when the dish washer 200 drains, water flow backflow can be realized through the fluid inlet 211, and water vapor in the liner 210 of the dish washer 200 communicated with the fan assembly 100 can be prevented from entering the fan body 10, so that the service life of electric devices in the fan body 10 is ensured.
It should be noted that the connection between the fan interface 24 of the fan assembly 100 and the fluid inlet 211 of the liner 210 may be a pipe connection, a plug connection, or other forms, which is not limited by the present invention.
Therefore, according to the dishwasher 200 of the embodiment of the present invention, by providing the fan assembly 100 of the above embodiment and communicating the fan interface 24 of the fan assembly 100 with the fluid inlet 211 on the inner container 210, the fan assembly 100 can supply air to the inner container 210 through the fluid inlet 211, accelerate the air flow speed of the inner container 210, improve the drying efficiency of the dishwasher 200, and realize water flow backflow, so that the dishwasher 200 has a simple and compact structure, small occupied space, high drying efficiency, and can simultaneously realize the functions of accelerating drying and preventing siphon during drainage, and has a long service life.
In some embodiments of the present invention, a fan interface seat 212 is provided on an outer sidewall of the inner container 210, one end of the fan interface seat 212 is communicated with the fluid inlet 211, and the other end of the fan interface seat 212 extends upward along an axial direction of the inner container 210.
That is, the fan interface seat 212 is disposed on the outer sidewall of the inner container 210, and one end of the fan interface seat 212 extends upward along the axial direction of the inner container 210 (up-down direction as shown in fig. 5), the other end of the fan interface seat 212 communicates with the fluid inlet 211, and the fan assembly 100 is connected to the inner container 210 in a plugging manner through the fan interface 24 and the fan interface seat 212.
For example, as shown in fig. 5, in the present embodiment, the fan assembly 100 and the fan interface seat 212 are located on the outer surface of the right side wall of the inner container 210, and the fan assembly 100 is connected with the fan interface seat 212 in a plugging manner through the fan interface 24, so as to be conducted with the inner container 210, thereby facilitating the assembly and disassembly of the fan assembly 100 and the inner container 210, and achieving the effects of accelerating drying and water drainage anti-siphon. Furthermore, by providing the fan interface seat 212 with the opening facing upwards on the liner 210, water in the liner 210 can be prevented from entering the fan assembly 100, so that the normal use of the fan assembly 100 is ensured.
Wherein, the fan housing 20 is provided with two drainage anti-siphon ports (271, 272), the fan housing 20 is internally provided with an elbow 27 with two ends respectively communicated with the two drainage anti-siphon ports (271, 272), and the height of the middle part of the elbow 27 is higher than the height of the two drainage anti-siphon ports (271, 272).
Specifically, as shown in fig. 1, 4 and 5, the lower end of the blower housing 20 has two drainage anti-siphon ports (271, 272), and the two drainage anti-siphon ports (271, 272) are arranged at intervals in the front-rear direction, and when the blower assembly 100 is installed in the dishwasher 200, the drainage anti-siphon port 271 located at the front side is indirectly communicated with the inner tub 210 of the dishwasher 200 through the water outlet 251 of the drain pump 250 of the dishwasher 200, and the drainage anti-siphon port 272 located at the rear side is communicated with the drain through a pipe.
Further, the lower end of the rear side of the blower housing 20 is provided with a bent pipe 27, the upper end of the rear side of the bent pipe 27 is communicated with the third channel 23, two ends of the lower side of the bent pipe 27 are respectively communicated with two drainage anti-siphon inlets (271, 272), and the height of the middle part of the bent pipe 27 is higher than that of the two drainage anti-siphon inlets (271, 272), so that when the dishwasher 200 drains water through the drainage pump 250 positioned at the bottom of the liner 210, water flow can enter the bent pipe 27 through the front side drainage anti-siphon inlet 271, and then is drained from a sewer through the rear side drainage anti-siphon inlet 272, and washing water drainage of the liner 210 is realized.
Therefore, by arranging the bent pipe 27 in the blower housing 20, the arrangement of pipelines outside the dish washer 200 can be reduced, so that the appearance of the dish washer 200 is simplified, the structure is more compact, the connection reliability of the bent pipe 27 and other parts can be ensured, the normal drainage of the dish washer 200 is ensured, and the performance of the dish washer 200 is improved.
Furthermore, in some embodiments of the present invention, the dishwasher 200 further includes a drain pump 250, the drain pump 250 being provided at the bottom of the inner container 210 and one end of the drain pump 250 being connected to the inner container 210, the other end of the drain pump 250 being in communication with one of the two drain anti-siphon ports (271, 272).
As shown in fig. 5, the drain pump 250 is disposed at the bottom of the inner container 210, the water inlet (not shown) of the drain pump 250 is communicated with the inner container 210, the water outlet 251 of the drain pump 250 is communicated with the front side drain siphon preventing port 271, during the draining process, water flows out of the outside through the elbow 27, and because the air flow in the third channel 23 can enter the elbow 27 through the check valve 40, the smooth draining process can be ensured under the action of the drain pump; after the drain pump 250 stops working, negative pressure is formed in the front section of the elbow pipe 27, so that the back side drain anti-siphon 272 communicated with the sewer, the back section of the elbow pipe 27 and the lower part of the third channel 23 have a tendency of backflow due to siphon, and due to the unidirectional conduction of the one-way valve 40, the backflow water cannot pass through the one-way valve 40 and then the upper part of the third channel 23, and air in the upper part of the third channel 23 can enter the lower part of the third channel 23 and the elbow pipe through the one-way valve 40, thereby balancing the air pressure of the lower part of the third channel 23 and the U-shaped pipe and the outside, effectively avoiding siphon effect, preventing the water in the elbow pipe 27 from flowing back into the liner 210 of the dish washer 200 after drain, and ensuring smooth discharge of the water in the elbow pipe 27.
In this process, if water overflows from the elbow 27 to the third channel 23 through the check valve 40, the water can flow back to the inner container 210 through the third channel 23, the first channel 21 and the fan interface 24 in sequence, so as to avoid damage to the fan body 10 due to retention in the fan assembly 100.
Other constructions and operations of the blower assembly 100 for a dishwasher according to an embodiment of the present invention are known to those skilled in the art and will not be described in detail herein.
In the description of the present invention, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the present invention and simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description herein, reference to the terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention.
Claims (9)
1. A blower assembly for a dishwasher, comprising:
the fan body is provided with a fan air inlet and a fan air outlet;
the fan shell is internally provided with a mounting part for mounting the fan body, a first channel, a second channel and a third channel are defined in the fan shell, the first channel is selectively communicated with the second channel and the third channel, the fan shell is provided with a fan interface communicated with the first channel, and the second channel is communicated with the fan air outlet;
a paddle disposed within the blower housing and pivotable between a first position and a second position to configure to communicate with and isolate the first and third passages when in the first position and to communicate with and isolate the first and second passages when in the second position;
the lower end of the fan shell is provided with two drainage anti-siphon ports, bent pipes with two ends respectively communicated with the two drainage anti-siphon ports are arranged in the fan shell, and the height of the middle part of each bent pipe is higher than the height of the two drainage anti-siphon ports;
a one-way valve is arranged between the elbow pipe and the third channel so as to be configured to be in one-way conduction from the fan interface to the drainage anti-siphon port in the water flow direction; the bent pipe forms an inverted U-shaped pipe;
the fan shell is provided with an air vent communicated with the third channel;
the two drainage anti-siphon ports are arranged at intervals along the front-back direction, when the fan assembly is arranged in the dish washer, the drainage anti-siphon port positioned at the front side is communicated with the inner container of the dish washer, the drainage anti-siphon port positioned at the back side is communicated with the sewer,
the upper end of the rear side of the bent pipe is communicated with the third channel, the two ends of the lower side of the bent pipe are respectively communicated with the two drainage anti-siphon ports,
the one-way valve enables the backflow water flow not to enter the upper portion of the third channel through the one-way valve, and air in the upper portion of the third channel enters the lower portion of the third channel and the U-shaped pipe through the one-way valve, so that air pressure of the lower portion of the third channel, the U-shaped pipe and the outside is balanced.
2. The blower assembly for a dishwasher of claim 1, wherein a first mounting plate is provided within the blower housing between the first and third passages, the first mounting plate having a drain aperture thereon, the paddle being pivotally provided on the first mounting plate to open and close the drain aperture.
3. The blower assembly for a dishwasher of claim 1, wherein a second mounting plate is further provided within the blower housing between the first and second passages, the second mounting plate having a vent opening therein, the paddle being pivotally provided to the second mounting plate to open and close the vent opening.
4. The blower assembly for a dishwasher of claim 1, wherein the inner wall of the third channel is provided with a plurality of spaced-apart baffles, at least a portion of the plurality of baffles being disposed obliquely with respect to the inner wall of the third channel.
5. The blower assembly for a dishwasher of claim 1, wherein the blower body is detachably mounted on the mounting portion.
6. The blower assembly for a dishwasher of claim 1, wherein the mounting portion forms a mounting groove, an inner wall of the mounting groove being provided with an opening in communication with the blower air outlet and the second channel.
7. A dishwasher, comprising:
the inner container is provided with a fluid inlet;
the blower assembly for a dishwasher of any one of claims 1-6, the blower interface in communication with the fluid inlet.
8. The dishwasher of claim 7, wherein a fan interface seat is provided on an outer sidewall of the inner container, one end of the fan interface seat is communicated with the fluid inlet, and the other end of the fan interface seat extends upward along an axial direction of the inner container.
9. The dishwasher of claim 7, further comprising: the drainage pump is arranged at the bottom of the inner container, one end of the drainage pump is connected with the inner container, and the other end of the drainage pump is communicated with a drainage anti-siphon port positioned at the front side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611248247.0A CN106491063B (en) | 2016-12-29 | 2016-12-29 | Fan assembly for dish-washing machine and dish-washing machine with same |
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| CN201611248247.0A CN106491063B (en) | 2016-12-29 | 2016-12-29 | Fan assembly for dish-washing machine and dish-washing machine with same |
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| CN106491063A CN106491063A (en) | 2017-03-15 |
| CN106491063B true CN106491063B (en) | 2023-09-26 |
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| CN107149454A (en) * | 2017-05-22 | 2017-09-12 | 广东格兰仕集团有限公司 | The Multifunctional integration device and its dish-washing machine of use in dishwasher |
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| CN108013850B (en) * | 2018-01-10 | 2021-04-20 | 佛山市顺德区美的洗涤电器制造有限公司 | Drainage device and washing electric appliance |
| EP3741286A4 (en) * | 2018-01-17 | 2020-11-25 | Foshan Shunde Midea Washing Appliances Manufacturing Co., Ltd. | Drying device for dishwasher and dishwasher |
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| CN111743482A (en) * | 2019-03-29 | 2020-10-09 | 佛山市顺德区美的洗涤电器制造有限公司 | Drying device and dish washing machine |
| CN111653071B (en) * | 2020-07-01 | 2021-11-26 | 聊城九洲建设集团有限公司 | Sensor detection device for building security |
| CN114569030A (en) * | 2020-12-02 | 2022-06-03 | 佛山市顺德区美的洗涤电器制造有限公司 | Integrated dishwasher |
| CN115500762A (en) * | 2021-06-23 | 2022-12-23 | 青岛海尔洗碗机有限公司 | Dish washer air curtain device and dish washer |
| CN113876273A (en) * | 2021-11-12 | 2022-01-04 | 珠海格力电器股份有限公司 | Dish washing machine, control method and device of dish washing machine and storage medium |
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