CN112656334A

CN112656334A - Dish washing machine

Info

Publication number: CN112656334A
Application number: CN202011631238.6A
Authority: CN
Inventors: 卢宇聪; 叶世权; 刘永秀
Original assignee: Guangdong Vanward New Electric Co Ltd
Current assignee: Guangdong Vanward New Electric Co Ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2021-04-16

Abstract

The invention discloses a dishwasher, comprising: an inner container; the first spray arm is arranged in the inner container and provided with a first air inlet channel and a first water inlet channel, the first air inlet channel is provided with a first air injection hole, the first water inlet channel is provided with a first water spray hole, and the air injection direction of the first air injection hole is intersected with the water spray direction of the first water spray hole; the liquid inlet channel is provided with a first water outlet pipe, and the first water outlet pipe is communicated with the first water inlet channel; and the air pump is provided with a first air outlet pipe, and the first air outlet pipe is communicated with the first air inlet channel. According to the dish washing machine, the air flow blows to the water flow, so that the water flow is splashed to form water mist, the water mist is sprayed onto tableware, the spraying range of the water mist is large, the time consumed by thoroughly washing the tableware by the spraying arm is shortened, and the water resource is saved. The invention can be used in washing or rinsing machines for crockery or tableware.

Description

Dish washing machine

Technical Field

The present invention relates to the field of washing or rinsing machines for crockery or tableware, in particular dishwashers.

Background

Dishwashers are devices that automatically wash dishes. The rotatable spray arm is arranged in the inner cavity of the dish washing machine, and the water column is sprayed out by the rotatable spray arm to wash the tableware. However, the water column sprayed by the spray arm has a small washing range for the tableware, and the tableware can be thoroughly washed after the spray arm rotates for a long time, which causes water resource waste.

Disclosure of Invention

The present invention is directed to a dishwasher that solves one or more of the problems of the prior art, providing at least one useful alternative or creation.

The technical scheme adopted for solving the technical problems is as follows:

a dishwasher, comprising:

an inner container;

the first spray arm is arranged in the inner container and provided with a first air inlet channel and a first water inlet channel, the first air inlet channel is provided with a first air injection hole, the first water inlet channel is provided with a first water spray hole, and the air injection direction of the first air injection hole is intersected with the water spray direction of the first water spray hole;

the liquid inlet channel is provided with a first water outlet pipe, and the first water outlet pipe is communicated with the first water inlet channel;

and the air pump is provided with a first air outlet pipe, and the first air outlet pipe is communicated with the first air inlet channel.

The invention has the beneficial effects that: during water got into the first inlet channel of first spray arm along inlet channel's first outlet pipe, the first outlet duct of air pump blew in gas to the first inlet channel of first spray arm, water is from the first hole for water spraying blowout of first inlet channel, gaseous first fumarole blowout from first inlet channel, and the jet-propelled direction of first fumarole intersects with the water spray direction of first hole for the air current blows to rivers and makes rivers splash and form water smoke, water smoke is sprayed on the tableware, the scope of spraying of water smoke is great, shorten the spray arm and thoroughly erode the time that consumes to the tableware, help the water economy resource.

As a further improvement of the above technical solution, the position of the first air intake channel relative to the first water intake channel is taken as an upward direction, the first air injection hole and the first water injection hole both face upward, and the first water injection hole penetrates the first air intake channel upward and then extends into the first air injection hole.

Water is from first hole for water spraying, and gaseous from first fumarole blowout, because first hole for water spraying all moves towards the top with first fumarole, and during first fumarole upwards stretched into first fumarole behind passing first inlet channel for first fumarole spun air current around the periphery at first hole for water spraying is bigger with first hole for water spraying spun water contact area, thereby makes first hole for water spraying spun water form more water smoke, and the spray range of water smoke enlarges.

As a further improvement of the above technical solution, the bottom of the first air inlet channel is provided with a first air inlet through hole, the bottom of the first water inlet channel is provided with a first water inlet through hole, the first air inlet through hole is right opposite to the first water inlet through hole, the caliber of the first water inlet through hole is greater than the caliber of the first air inlet through hole, the dishwasher further comprises:

the top end of the first water inlet pipe is communicated with the first water inlet through hole, a first through hole is formed in the side wall of the first water inlet pipe, and the bottom end of the first water inlet pipe is communicated with the first water outlet pipe;

the first air inlet pipe is arranged in the first water inlet pipe, the top end of the first air inlet pipe is communicated with the first air inlet through hole, the bottom end of the first air inlet pipe penetrates through the first through hole and then is communicated with the first air outlet pipe, and the outer wall of the first air inlet pipe is connected with the inner wall of the first through hole in a sealing mode.

First intake pipe sets up in first inlet tube, the top and the first inlet through-hole intercommunication of first intake pipe, the bottom of first intake pipe pass behind the first through-hole of first inlet tube with the first gas blowing mouth intercommunication of air pump, the bottom of first inlet tube and inlet channel's first outlet pipe intercommunication to help reducing the volume that first intake pipe and first inlet tube occupy, save dish washer's space.

As a further improvement of the above technical solution, the first air inlet hole is rotatably connected to the first air inlet pipe, the first water inlet hole is rotatably connected to the first water inlet pipe, an axis of the first air inlet hole and an axis of the first water inlet hole are located on the same straight line, and the first spray arm rotates around the axis of the first air inlet pipe.

The first spray arm rotates around the axis of the first air inlet pipe, and the water mist spraying range of the first spray arm is expanded.

As a further improvement of the above technical solution, the first air inlet through hole upwardly penetrates through the top of the first spray arm, the top end of the first air inlet pipe is provided with a first connecting portion and a first fastener, the first connecting portion upwardly penetrates through the first air inlet through hole and then extends out of the upper portion of the first spray arm, the first fastener is covered on the top of the first connecting portion, the outer edge of the first fastener is turned downwards to form a first abutting portion, the first abutting portion abuts against the top of the first spray arm, a first air vent is arranged on the side wall of the top end of the first air inlet pipe, and the first air vent is communicated with the first air inlet pipe and the first air inlet channel.

The first connecting portion on first intake pipe top passes first spray arm, and first fastener detachably lid is located the top of first connecting portion, and the first butt portion of first fastener outward flange offsets with the top of first spray arm, and first air vent on the lateral wall of first intake pipe top intercommunication first inlet channel for first spray arm is installed on first intake pipe by firm, and first fastener can be followed first connecting portion and dismantled, and the change of first spray arm is more convenient.

As a further improvement of the above technical scheme, the dishwasher further includes a second spray arm, the second spray arm with the first spray arm set up in the inner bag at an upper and lower interval, the second spray arm has a second inlet channel and a second inlet channel, the second inlet channel is equipped with a second jet orifice, the second inlet channel is equipped with a second hole for water spraying, the jet direction of the second jet orifice with the water spraying direction of the second jet orifice is crossing, the inlet channel has a second outlet pipe, the second outlet pipe with the second inlet channel intercommunication, the air pump has a second outlet pipe, the second outlet pipe with the second inlet channel intercommunication.

The second spray arm and the first spray arm are arranged in the inner container at an upper and lower interval, and the first spray arm and the second spray arm work simultaneously to improve the cleaning effect of the dish-washing machine.

As a further improvement of the above technical solution, the position of the second air intake channel relative to the second water intake channel is taken as an upward direction, the second air injection hole and the second water injection hole both face upward, and the second water injection hole penetrates the second air intake channel upward and then extends into the second air injection hole.

Water is from the second hole for water spraying, and gas is from the second fumarole blowout, because second fumarole and second fumarole all face the top, and the second fumarole upwards stretches into in the second fumarole behind passing the second inlet channel for second fumarole spun air current is around the periphery at the second fumarole, and the air current is bigger with second fumarole spun water contact area, thereby makes second fumarole spun water form more water smoke, and the spray range of water smoke enlarges.

As a further improvement of the above technical solution, a second air inlet hole is provided at the top of the second air inlet channel, a second water inlet hole is provided at the top of the second water inlet channel, the second air inlet hole is right opposite to the second water inlet hole, the caliber of the second air inlet hole is greater than the caliber of the second water inlet hole, the dishwasher further comprises:

the bottom end of the second air inlet pipe is communicated with the second air inlet through hole, a second through hole is formed in the side wall of the second air inlet pipe, and the top end of the second air inlet pipe is communicated with the second air outlet pipe;

the second inlet tube, it set up in the second inlet tube, the bottom of second inlet tube with second water inlet through hole intercommunication, the top of second inlet tube is passed behind the second through hole with the second outlet pipe intercommunication, the outer wall of second inlet tube with the inner wall sealing connection of second through hole.

The second inlet tube sets up in the second inlet tube, the bottom and the second air inlet through-hole intercommunication of second intake pipe, the bottom and the second water inlet through-hole intercommunication of second inlet tube, the second outlet pipe intercommunication with liquid inlet channel behind the second through-hole of second intake pipe is passed on the top of second inlet tube, the top of second intake pipe and the second outlet duct intercommunication of air pump help reducing the volume that second intake pipe and second inlet tube occupy, save dish washer's space.

As a further improvement of the above technical solution, the second air inlet hole is rotatably connected to the second air inlet pipe, the second water inlet hole is rotatably connected to the second water inlet pipe, an axis of the second air inlet hole and an axis of the second water inlet hole are located on the same straight line, and the second spray arm rotates around the axis of the second water inlet pipe.

The second spray arm rotates around the axis of the second water inlet pipe, and the water mist spraying range of the second spray arm is expanded.

As a further improvement of the above technical scheme, the second inlet through-hole runs through downwards the bottom of second spray arm, the bottom of second inlet tube is equipped with second connecting portion and second fastener, the second connecting portion pass downwards stretch out behind the second inlet through-hole in the below of second spray arm, the second fastener lid is located the bottom of second connecting portion, the outward flange of second fastener turns over upwards to turn over and turns over and forms second butt portion, second butt portion with the bottom of second spray arm offsets, be equipped with the second through-hole on the top lateral wall of second inlet tube, the second through-hole intercommunication the second inlet tube with the second inlet channel.

The second spray arm is passed through to the second connecting portion of second inlet tube bottom, and the bottom of second connecting portion is located to second fastener detachably lid, and the second butt portion of second fastener outward flange offsets with the bottom of second spray arm, and the second through-water hole intercommunication second inlet channel on the lateral wall of second inlet tube bottom for the second spray arm is installed on the second inlet tube by firm, and the second fastener can be followed and dismantled on the second connecting portion, and the change of second spray arm is more convenient.

Drawings

The invention is further described with reference to the accompanying drawings and examples;

FIG. 1 is an isometric view of one embodiment of a dishwasher in accordance with the present invention;

FIG. 2 is a schematic cross-sectional view of one embodiment of the dishwasher provided in accordance with the present invention;

FIG. 3 is a schematic view of an assembly of an embodiment of the dishwasher provided in the present invention;

FIG. 4 is a schematic cross-sectional view of a first spray arm of an embodiment of the dishwasher of the present invention, wherein the arrows indicate the water flow and air flow directions;

FIG. 5 is an enlarged schematic view of A in FIG. 4, with arrows indicating the direction of water flow and air flow;

FIG. 6 is a schematic view of an embodiment of a dishwasher according to the present invention, showing an axis of a first spray arm;

FIG. 7 is a schematic cross-sectional view of a second spray arm in an embodiment of the dishwasher of the present invention, wherein the arrows indicate the water flow and air flow directions;

FIG. 8 is an enlarged schematic view of B of FIG. 7, with the arrows indicating the direction of water flow and air flow;

FIG. 9 is a schematic view of the second spray arm of the dishwasher according to the present invention.

100. The inner container, 200, the first spray arm, 210, the first air inlet channel, 211, the first air injection hole, 212, the first air inlet through hole, 220, the first water inlet channel, 221, the first water spray hole, 222, the first water inlet through hole, 230, the first air inlet pipe, 231, the first connecting part, 232, the first fastening part, 233, the first abutting part, 234, the first air vent, 240, the first water inlet pipe, 241, the first through hole, 300, the second spray arm, 310, the second air inlet channel, 311, the second air injection hole, 312, the second air inlet through hole, 320, the second water inlet channel, 321, the second water spray hole, 322, the second water inlet through hole, 330, the second air inlet pipe, 331, the second through hole, 340, the second water inlet pipe, 341, the second connecting part, 342, the second fastening part, 343, the second abutting part, 344, the second water outlet hole, 400, the liquid inlet channel, 410, the first water outlet pipe, 420, the second water outlet pipe, 500, the first water outlet pipe, 500, the first, Air pump, 510, first outlet duct, 520, second outlet duct.

Detailed Description

Reference will now be made in detail to the present preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to like elements throughout.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, if words such as "a plurality" are described, the meaning is one or more, the meaning of a plurality is two or more, more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1 to 9, the dishwasher of the present invention makes the following embodiments:

the dishwasher includes an inner container 100, a first spray arm 200, a liquid inlet passage 400, and an air pump 500. The first spray arm 200 is disposed in the inner container 100, and a first air inlet passage 210 and a first water inlet passage 220 are disposed in the first spray arm 200. The first air inlet channel 210 is provided with a first air injection hole 211, and the first air injection hole 211 is communicated with the outside. The first water inlet passage 220 is provided with a first water spraying hole 221, and the first water spraying hole 221 is communicated with the outside. The gas injection direction of the first gas injection holes 211 intersects the water spray direction of the first water spray holes 221. The liquid inlet channel 400 is provided with a first water outlet pipe 410, and the first water outlet pipe 410 is communicated with the first water inlet channel 220. The air pump 500 has a first air outlet pipe 510, and the first air outlet pipe 510 communicates with the first air inlet passage 210. When the dishwasher is in operation, the first outlet pipe 410 of the liquid inlet channel 400 supplies water to the first water inlet channel 220, and the water flows along the first water inlet channel 220 and is sprayed out of the first water spraying holes 221; the first air outlet pipe 510 of the air pump 500 supplies air to the first air inlet passage 210, and the air flows along the first air inlet passage 210 and is ejected from the first air ejection holes 211; because the air injection direction of the first air injection holes 211 is intersected with the water injection direction of the first water injection holes 221, the air flow injected by the first air injection holes 211 impacts the water columns injected by the first water injection holes 221, the air flow impacts the water columns to form water mist, and the water mist is sprayed on the tableware in the inner container 100.

For the spray arm of the dishwasher well known to those skilled in the art, there are a plurality of first water spray holes 221 on the first spray arm 200, a plurality of first air spray holes 211 on the first spray arm 200, a group of spray heads consisting of a first water spray hole 221 and an air spray hole 211, and a plurality of groups of spray heads are disposed on the first spray arm 200.

The first air inlet channel 210 is located above the first water inlet channel 220, the first air inlet channel 210 is separated from the first water inlet channel 220, and the first air injection holes 211 and the first water injection holes 221 face upward. The first gas injection holes 211 have a larger diameter than the first water injection holes 221, and the first water injection holes 221 extend into the first gas injection holes 211 after passing through the first gas inlet channel 210, so that the gas flow injected from the first gas injection holes 211 surrounds the outer circumference of the first water injection holes 221.

In some embodiments, the relative positions of the first air inlet channel 210 and the first water inlet channel 220 may vary, for example, the first spray arm 200 is disposed on the left side wall of the inner container 100, the first air inlet channel 210 is disposed at the right of the first water inlet channel 220, and the first air injection hole 211 and the first water injection hole 221 are directed to the right, so that the first spray arm 200 sprays water mist to the right; or, the first spray arm 200 is disposed on the top wall of the inner container 100, the first air inlet channel 210 is disposed below the first water inlet channel 220, and the first air injection hole 211 and the first water injection hole 221 are both directed downward, so that the first spray arm 200 sprays water mist downward.

The bottom of the first air inlet passage 210 is provided with a first air inlet through hole 212, the bottom of the first water inlet passage 220 is provided with a first water inlet through hole 222, and the first air inlet through hole 212 is opposite to the first water inlet through hole 222. The aperture of the first inlet through hole 222 is larger than the aperture of the first inlet through hole 212. The dishwasher further includes a first air inlet duct 230 and a first water inlet duct 240. The caliber of the top end of the first water inlet pipe 240 is matched with the first water inlet through hole 222, the top end of the first water inlet pipe 240 is communicated with the first water inlet through hole 222, the bottom end of the first water inlet pipe 240 extends downwards, the bottom end of the first water inlet pipe 240 is communicated with the first water outlet pipe 410, and the side wall of the bottom end of the first water inlet pipe 240 is provided with a first through hole 241. The bore of the top end of the first air inlet pipe 230 is matched with the bore of the first air inlet through hole 212, the top end of the first air inlet pipe 230 is communicated with the first air inlet through hole 212, the bottom end of the first air inlet pipe 230 extends downwards and penetrates through the first through hole 241, the bottom end of the first air inlet pipe 230 is communicated with the first air outlet pipe 510, and the outer wall of the first air inlet pipe 230 is hermetically connected with the inner wall of the first through hole 241. The first outlet pipe 410 of the inlet passage 400 supplies water to the first inlet pipe 240, and the first outlet pipe 510 of the air pump 500 supplies air to the first inlet pipe 230.

In some embodiments, the first air inlet passage 210 communicates with the first air outlet pipe 510, and the first water inlet passage 220 communicates with the first water outlet pipe 410 in various manners. For example, the left side of the first air inlet passage 210 is communicated with the first air outlet pipe 510, and the right side of the first water inlet passage 220 is communicated with the first water outlet pipe 410; or, the upper side of the first air inlet passage 210 is communicated with the first air outlet pipe 510, and the lower side of the first water inlet passage 220 is communicated with the first water outlet pipe 410.

The axis of the first air inlet hole 212 is aligned with the axis of the first water inlet hole 222, the first air inlet hole 212 is rotatably connected to the first air inlet pipe 230, and the first water inlet hole 222 is rotatably connected to the first water inlet pipe 240, so that the first spray arm 200 can rotate around the axis of the first air inlet pipe 230. There are various ways to drive the first spray arm 200 to rotate, for example, a through hole is formed on the sidewall of the first water inlet channel 220, and when the water flow is sprayed out from the through hole, the sprayed water flow pushes the first spray arm 200 to rotate; or, a sleeve is sleeved on the outer edge of the first water inlet through hole 222 of the first spray arm 200, the sleeve drives the first spray arm 200 to rotate, the outer side wall of the sleeve is in a gear shape, and the sleeve is driven to rotate by adopting a gear meshing mode, so that the first spray arm 200 rotates; alternatively, a fixed blade is disposed on an inner wall of the first water inlet through hole 222, the fixed blade is in a spiral shape, and when water flows into the first water inlet through hole 222 from the first water inlet pipe 240, the water flows along the fixed blade and pushes the first spray arm 200 to rotate.

The first air inlet hole 212 upwardly penetrates the top of the first spray arm 200, and the top of the first air inlet pipe 230 is provided with a first connection portion 231 and a first fastening member 232. The first connection portion 231 upwardly passes through the first air inlet through hole 212 to extend above the first spray arm 200, and the first fastening member 232 is detachably covered on the top of the first connection portion 231. The outer edge of the first fastening member 232 is folded downward to form a first abutting portion 233, and the bottom surface of the first abutting portion 233 abuts against the top of the first spray arm 200. The first air inlet pipe 230 is provided with a first air vent 234 on the top side wall, and the first air vent 234 communicates the first air inlet pipe 230 and the first air inlet passage 210. In some embodiments, the first fastening member 232 may be detachably covered on the top of the first connection portion 231 in various ways, for example, a cavity is formed at the bottom of the first fastening member 232, an inner side wall of the cavity is provided with an inner thread, an outer thread is formed on a side wall of the top of the first connection portion 231, and the first fastening member 232 is in threaded connection with the first connection portion 231; or, a convex block is arranged at the bottom of the first fastening piece 232, the shape of the convex block is matched with the top port of the first connecting part 231, the convex block is inserted into the top port of the first connecting part 231, and a sealing ring is arranged between the outer wall of the convex block and the inner wall of the top port of the first connecting part 231; alternatively, the outer edge of the first fastening member 232 extends out of the first connection portion 231, and is screwed into the top wall of the first spray arm 200 after passing through the first fastening member 232 by a screw, so that the first fastening member 232 is locked to the first spray arm 200, and the first fastening member 232 covers the top of the first connection portion 231.

The dishwasher further includes a second spray arm 300, and the second spray arm 300 and the first spray arm 200 are vertically spaced in the tub 100. The second spray arm 300 is provided therein with a second air inlet passage 310 and a second water inlet passage 320. The second air inlet channel 310 is provided with a second air injection hole 311, and the second air injection hole 311 is communicated with the outside. The second water inlet channel 320 is provided with a second water spraying hole 321, and the second water spraying hole 321 is communicated with the outside. The air injection direction of the second air injection holes 311 intersects the water spray direction of the second water spray holes 321. The liquid inlet channel 400 is provided with a second water outlet pipe 420, and the second water outlet pipe 420 is communicated with the second water inlet channel 320. The air pump 500 has a second air outlet pipe 520, and the second air outlet pipe 520 is communicated with the second air inlet passage 310. When the dishwasher is in operation, the second outlet pipe 420 of the liquid inlet channel 400 supplies water to the second water inlet channel 320, and the water flows along the second water inlet channel 320 and is sprayed out from the second water spraying holes 321; the second outlet pipe 520 of the air pump 500 supplies air to the second air inlet passage 310, and the air flows along the second air inlet passage 310 and is ejected from the second air ejection holes 311; because the air injection direction of the second air injection holes 311 is intersected with the water injection direction of the second water injection holes 321, the air flow injected from the second air injection holes 311 impacts the water columns injected from the second water injection holes 321, the air flow impacts the water columns to form water mist, and the water mist is sprayed on the tableware in the inner container 100.

For the spray arm of the dishwasher well known to those skilled in the art, there are a plurality of second water spray holes 321 on the second spray arm 300, a plurality of second air spray holes 311 on the second spray arm 300, a group of spray heads consisting of one second water spray hole 321 and two air spray holes 311, and a plurality of groups of spray heads on the second spray arm 300.

The second air inlet channel 310 is located above the second water inlet channel 320, the second air inlet channel 310 is separated from the second water inlet channel 320, and the second air injection holes 311 and the second water injection holes 321 face upward. The aperture of the second gas injection hole 311 is larger than that of the second water injection hole 321, and the second water injection hole 321 extends into the second gas injection hole 211 after passing through the second gas inlet channel 310, so that the gas flow injected from the second gas injection hole 311 surrounds the periphery of the second water injection hole 321.

In some embodiments, the relative positions of the second air inlet passage 310 and the second water inlet passage 320 may vary, with particular reference to the arrangement of the first air inlet passage 210 and the first water inlet passage 220.

The top of the second air inlet passage 310 is provided with a second air inlet through hole 312, the top of the second water inlet passage 320 is provided with a second water inlet through hole 322, the second air inlet through hole 312 is opposite to the second water inlet through hole 322, and the caliber of the second air inlet through hole 312 is larger than that of the second water inlet through hole 322. The dishwasher further includes a second air inlet pipe 330 and a second water inlet pipe 340, wherein the bottom end of the second air inlet pipe 330 is communicated with the second air inlet through hole 312, and the top end of the second air inlet pipe 330 is communicated with a second air outlet pipe 520. The second air inlet pipe 330 is provided with a second through hole 331 on the top wall thereof. The second water inlet pipe 340 is arranged in the second air inlet pipe 330, the bottom end of the second water inlet pipe 340 is communicated with the second water inlet through hole 322, the top end of the second water inlet pipe 340 penetrates through the second through hole 331 and then extends out of the second air inlet pipe 330, the top end of the second water inlet pipe 340 is communicated with the second water outlet pipe 420, and the outer wall of the second water inlet pipe 340 is hermetically connected with the inner wall of the second through hole 331. The second outlet pipe 420 of the inlet passage 400 supplies water to the second inlet pipe 340, and the second outlet pipe 520 of the air pump 500 supplies air to the second inlet pipe 330.

In some embodiments, the communication manner between the second air outlet pipe 520 and the second air inlet passage 310 and the communication manner between the second water outlet pipe 420 and the second water inlet passage 320 may be various, and specifically, the communication manner between the first air inlet passage 210 and the first air outlet pipe 510 and the communication manner between the first water inlet passage 220 and the first water outlet pipe 410 may be referred to.

The axis of the second air inlet hole 312 and the axis of the second water inlet hole 322 are located on the same straight line, the second air inlet hole 312 is rotatably connected to the second air inlet pipe 330, and the second water inlet hole 322 is rotatably connected to the second water inlet pipe 340, so that the second spray arm 300 can rotate around the axis of the second water inlet pipe 340. There are various ways to drive the second spray arm 300 to rotate, and specific reference may be made to the way of driving the first spray arm 200.

The second water inlet hole 322 downwardly penetrates the bottom of the second spray arm 300, and the bottom of the second water inlet pipe 340 is provided with a second connecting portion 341 and a second fastening member 342. The second connection portion 341 downwardly passes through the second water inlet through hole 322 to extend below the second spray arm 300, and the second fastening member 342 is detachably covered on the bottom of the second connection portion 341. The outer edge of the second fastening member 342 is turned upward to form a second abutting portion 343, and the top surface of the second abutting portion 343 abuts against the bottom of the second nozzle arm 300. The side wall of the bottom end of the second water inlet pipe 340 is provided with a second water through hole 344, and the second water through hole 344 is communicated with the second water inlet pipe 340 and the second water inlet channel 320. There are various ways in which the second fastening member 342 is detachably covered on the bottom of the second connecting portion 341, and specifically, reference may be made to a way in which the first fastening member 232 is detachably covered on the top of the first connecting portion 231.

While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention as set forth in the claims appended hereto.

Claims

1. A dishwasher, characterized by: the method comprises the following steps:

an inner container (100);

the first spray arm (200) is arranged in the inner container (100), the first spray arm (200) is provided with a first air inlet channel (210) and a first water inlet channel (220), the first air inlet channel (210) is provided with a first air injection hole (211), the first water inlet channel (220) is provided with a first water spray hole (221), and the air injection direction of the first air injection hole (211) is intersected with the water spray direction of the first water spray hole (221);

a liquid inlet channel (400) provided with a first water outlet pipe (410), wherein the first water outlet pipe (410) is communicated with the first water inlet channel (220);

an air pump (500) having a first air outlet pipe (510), the first air outlet pipe (510) communicating with the first air inlet passage (210).

2. The dishwasher of claim 1, wherein: the position of the first air inlet channel (210) relative to the first water inlet channel (220) is taken as an upper direction, the first air injection hole (211) and the first water injection hole (221) face upwards, and the first water injection hole (221) penetrates through the first air inlet channel (210) upwards and then extends into the first air injection hole (211).

3. The dishwasher of claim 1, wherein: the bottom of first inlet channel (210) is equipped with first air inlet through-hole (212), the bottom of first water inlet channel (220) is equipped with first water inlet through-hole (222), first air inlet through-hole (212) just to first water inlet through-hole (222), the bore of first water inlet through-hole (222) is greater than the bore of first air inlet through-hole (212), the dish washer still includes:

the top end of the first water inlet pipe (240) is communicated with the first water inlet through hole (222), a first through hole (241) is formed in the side wall of the first water inlet pipe (240), and the bottom end of the first water inlet pipe (240) is communicated with the first water outlet pipe (410);

the first air inlet pipe (230) is arranged in the first water inlet pipe (240), the top end of the first air inlet pipe (230) is communicated with the first air inlet through hole (212), the bottom end of the first air inlet pipe (230) penetrates through the first through hole (241) and then is communicated with the first air outlet pipe (510), and the outer wall of the first air inlet pipe (230) is connected with the inner wall of the first through hole (241) in a sealing mode.

4. The dishwasher of claim 3, wherein: the first air inlet through hole (212) is rotatably connected to the first air inlet pipe (230), the first water inlet through hole (222) is rotatably connected to the first water inlet pipe (240), the axis of the first air inlet through hole (212) and the axis of the first water inlet through hole (222) are located on the same straight line, and the first spray arm (200) rotates around the axis of the first air inlet pipe (230).

5. The dishwasher of claim 3, wherein: the first air inlet through hole (212) upwards penetrates through the top of the first spray arm (200), a first connecting part (231) and a first fastener (232) are arranged at the top end of the first air inlet pipe (230), the first connecting part (231) upwards penetrates through the first air inlet through hole (212) and then extends out of the upper portion of the first spray arm (200), the first fastener (232) is covered on the top of the first connecting part (231), the outer edge of the first fastener (232) is downwards turned to form a first abutting part (233), the first abutting part (233) abuts against the top of the first spray arm (200), a first air vent hole (234) is formed in the side wall of the top end of the first air inlet pipe (230), and the first air inlet pipe (230) is communicated with the first air inlet channel (210).

6. The dishwasher of claim 1, wherein: the dishwasher further comprises a second spray arm (300), the second spray arm (300) and the first spray arm (200) are arranged in the inner container (100) at an upper and lower interval, the second spray arm (300) is provided with a second air inlet channel (310) and a second water inlet channel (320), the second air inlet channel (310) is provided with a second air jet hole (311), the second water inlet channel (320) is provided with a second water jet hole (321), the air jet direction of the second air jet hole (311) is intersected with the water jet direction of the second water jet hole (321), the liquid inlet channel (400) is provided with a second water outlet pipe (420), the second water outlet pipe (420) is communicated with the second water inlet channel (320), the air pump (500) is provided with a second air outlet pipe (520), the second air outlet pipe (520) is communicated with the second air inlet channel (310).

7. The dishwasher of claim 6, wherein: and the position of the second air inlet channel (310) relative to the second water inlet channel (320) is taken as an upper direction, the second air injection hole (311) and the second water spray hole (321) face upwards, and the second water spray hole (321) penetrates through the second air inlet channel (310) upwards and then extends into the second air injection hole (311).

8. The dishwasher of claim 6, wherein: the top of second inlet channel (310) is equipped with second air inlet through-hole (312), the top of second air inlet channel (320) is equipped with second water inlet through-hole (322), second air inlet through-hole (312) is just right second water inlet through-hole (322), the bore of second air inlet through-hole (312) is greater than the bore of second water inlet through-hole (322), dishwasher still includes:

the bottom end of the second air inlet pipe (330) is communicated with the second air inlet through hole (312), a second through hole (331) is formed in the side wall of the second air inlet pipe (330), and the top end of the second air inlet pipe (330) is communicated with the second air outlet pipe (520);

the second inlet tube (340), it set up in second intake pipe (330), the bottom of second inlet tube (340) with second inlet port (322) intercommunication, the top of second inlet tube (340) is passed behind second through-hole (331) with second outlet pipe (420) intercommunication, the outer wall of second inlet tube (340) with the inner wall sealing connection of second through-hole (331).

9. The dishwasher of claim 8, wherein: the second air inlet through hole (312) is rotatably connected to the second air inlet pipe (330), the second water inlet through hole (322) is rotatably connected to the second water inlet pipe (340), the axis of the second air inlet through hole (312) and the axis of the second water inlet through hole (322) are located on the same straight line, and the second spray arm (300) rotates around the axis of the second water inlet pipe (340).

10. The dishwasher of claim 8, wherein: the second water inlet through hole (322) penetrates through the bottom of the second spray arm (300) downwards, a second connecting portion (341) and a second fastener (342) are arranged at the bottom end of the second water inlet pipe (340), the second connecting portion (341) penetrates through the second water inlet through hole (322) downwards and then extends out of the lower portion of the second spray arm (300), the second fastener (342) covers the bottom of the second connecting portion (341), the outer edge of the second fastener (342) is turned upwards to form a second abutting portion (343), the second abutting portion (343) abuts against the bottom of the second spray arm (300), a second water through hole (344) is formed in the side wall of the top end of the second water inlet pipe (340), and the second water inlet pipe (340) is communicated with the second water inlet channel (320).