CN112237408A - Dish washer overflow structure and dish washer - Google Patents

Abstract

The invention discloses an overflow structure of a dish washing machine and the dish washing machine, wherein the overflow structure comprises a water tank body, and an overflow hole is formed in the upper edge of the water tank body; the overflow water receiving box is arranged at the lower side of the overflow hole, and a water outlet is formed in the bottom of the overflow water receiving box; the air outlet box is arranged on the side wall of the water tank body and is provided with a steam inlet and a steam outlet channel; the air outlet box is provided with an overflow channel, the bottom of the air outlet box is provided with a total overflow outlet communicated with the overflow channel, and the water outlet of the overflow water receiving box is communicated with the total overflow outlet through a connecting pipe. According to the overflow structure, the overflow hole is formed in the edge of the top, so that the water can be drained in time without opening a door body of the dish washing machine; meanwhile, the overflow water at the top is collected by arranging the overflow water receiving box and is communicated with the total overflow outlet at the side part through the connecting pipe, so that the integral overflow is realized, the structure is simple, the pipeline is saved, and the cost is reduced; the lateral air outlet box integrates the steam and water overflow functions, so that the number of parts is reduced, and the cost is reduced.

Description

Dish washer overflow structure and dish washer

Technical Field

The invention relates to the technical field of dish-washing machines, in particular to an overflow structure of a dish-washing machine and the dish-washing machine.

Background

In order to prevent the overflow of water caused by excessive water inflow of a water tank and exceeding the capacity of the water tank in the existing dish washing machine, overflow structures such as overflow holes are generally arranged on the side wall of the water tank of the dish washing machine; the dishwasher also generates steam through a steam generation system to soften and clean the grease on the dishes within the dishwasher's sump. Chinese patent publication No. CN208598322U discloses a spraying system of a sink dish washer, which has a lateral spraying and steam structure with a reserved overflow port, and combines the overflow structure and a steam outlet structure, so as to discharge water out of the inner container of the machine in time and reduce the number of parts. However, the edge of the top of the water tank of the dish washing machine is easy to accumulate water, and the accumulated water flows into the water tank by opening the door body every time, so that the operation is complex.

Disclosure of Invention

Based on the above, the technical problem to be solved by the invention is to provide an overflow structure of a dish washer and the dish washer, which can simultaneously solve the overflow of the top and the side of a water tank, and has simple structure and few components.

In order to realize the purpose of the invention, the invention is realized by adopting the following technical scheme:

an overflow structure of a dishwasher, comprising:

the water tank comprises a water tank body, wherein an overflow hole is formed in the upper edge of the water tank body;

the overflow water receiving box is arranged at the lower side of the overflow hole, and a water outlet is formed in the bottom of the overflow water receiving box;

the steam outlet box is arranged on the side wall of the water tank body and is provided with a steam inlet and a steam outlet channel; the water-saving type water-saving toilet is characterized in that the air outlet box is provided with an overflow channel, the bottom of the air outlet box is provided with a total overflow outlet communicated with the overflow channel, and a water outlet of the overflow water receiving box is communicated with the total overflow outlet through a connecting pipe.

Furthermore, a non-return structure is arranged in the overflow water receiving box and used for preventing steam entering from the water outlet from reversely passing through the overflow hole.

Furthermore, the non-return structure comprises a non-return sheet and a rotating shaft, and the top of the non-return sheet is rotatably connected with the top of the overflow water receiving box through the rotating shaft; the water overflow receiving box is divided into a first cavity and a second cavity by the non-return sheet, the first cavity is communicated with the water overflow hole, and the second cavity is communicated with the water outlet.

Furthermore, the bottom surface of the first cavity of the overflow water receiving box is provided with an inclined surface which inclines downwards along the water flow direction, and the bottom of the non-return sheet is abutted against the inclined surface.

Furthermore, the air outlet box comprises a rear box body and a front cover, the front cover is provided with an air outlet hole, the front cover is covered on the front side of the rear box body, and gaps are reserved between the peripheral edges of the front cover and the rear box body; the steam outlet channel is formed by the air outlet holes and the gaps; the gap forms the overflow passage.

Further, a first flow baffle is arranged in the air outlet box; the first flow baffle is horizontally arranged between the steam air inlet and the total overflow outlet and divides an inner cavity of the air outlet box into an upper cavity and a lower cavity.

Furthermore, the rear box body is arranged on the outer side wall of the sink body, the front cover is buckled on the inner side wall of the sink body, and the front cover and the rear box body are fastened and fixed on the sink body through fasteners.

Furthermore, the front cover is also provided with a decorative plate, and the decorative plate covers the front side of the fastener.

Furthermore, the steam inlet is arranged at the upper part of the side surface of the air outlet box, and a second flow baffle is vertically arranged in the air outlet box and is opposite to the steam inlet.

A dishwasher comprises a steam generator, the dishwasher comprises the overflow structure of the dishwasher, and the steam generator is connected with a steam inlet through an air inlet pipe.

Compared with the prior art, the invention has the advantages and positive effects that:

according to the dish washer overflow structure, the overflow hole is formed in the edge of the top of the water tank body, a door of a dish washer does not need to be opened for draining, and accumulated water on the top can be drained in time; meanwhile, the overflow water at the top is collected by arranging the overflow water receiving box and is communicated with the total overflow outlet at the side part through the connecting pipe, so that the integral overflow is realized, the structure is simple, the pipeline is saved, and the cost is reduced; the lateral air outlet box integrates the steam and water overflowing functions, the structure is simple, parts are reduced, and the cost is reduced.

Other features and advantages of the present invention will become more apparent from the following detailed description of the invention when taken in conjunction with the accompanying drawings.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of the overflow structure of the dishwasher in a rear view;

FIG. 2 is a schematic diagram of a front view of an overflow arrangement for a dishwasher in accordance with the present invention;

FIG. 3 is a schematic structural view of an overflow water receiving box in an overflow structure of a dishwasher according to the present invention;

FIG. 4 is a cross-sectional view of FIG. 3;

FIG. 5 is a schematic diagram of a rear box structure of an air outlet box in an overflow structure of a dishwasher according to the present invention;

FIG. 6 is a schematic view of the structure of the air outlet box in the overflow structure of the dishwasher in accordance with the present invention;

FIG. 7 is an exploded view of FIG. 6;

FIG. 8 is a sectional view of an air outlet box in an overflow structure of a dishwasher in accordance with the present invention;

description of reference numerals:

a sink body 100; an edge portion 110; an overflow hole 111;

an overflow water receiving box 200; a first cavity 210; a bevel 211; a second cavity 220; a drain port 221; a drain port interface 222; a backstop sheet 230;

an air outlet box 300;

a front cover 310; an air outlet 311; a slot 312;

a rear case 320; a steam inlet 321; a total overflow outlet 322; a steam inlet interface 323; a total overflow outlet interface 324; a connection pipe interface 325; screw mounting posts 326; a first baffle 327; a plug portion 3271; a second baffle 328;

a decorative panel 330; a plug-in pin 331;

a connection pipe 400;

a fastener 500;

the steam generator 600.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings and examples.

It should be noted that in the description of the present invention, the terms of direction or positional relationship indicated by the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, which are merely for convenience of description, and do not indicate or imply that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Referring to fig. 1 to 8, an embodiment of an overflow structure of a dishwasher according to the present invention includes a sump body 100, an overflow water receiving box 200, and an air outlet box 300. Referring to fig. 2, the upper edge of the gutter body 100 has an edge 110 protruding outward, the edge 110 is opened with a spillway hole 111 for water leakage, and the spill water receiving box 200 is provided below the spillway hole 111 and fixed to the lower side of the edge 110 of the gutter body 100. As shown in fig. 3, a drain opening 221 is formed in the bottom of the overflow water receiving box 200, and water flowing down from the overflow hole 111 is drained through the drain opening 221.

The air outlet box 300 is disposed on the side wall of the sink body 100, as shown in fig. 5, the air outlet box 300 is provided with a steam inlet 321 and a steam outlet channel. The steam inlet 321 is used to connect the steam generator 600. The high-temperature steam is discharged to the inside of the sink body 100 through the steam outlet, and oil stains on tableware in the sink body 100 of the dish washer are softened and cleaned. The air outlet box 300 has an overflow passage, the bottom of the air outlet box 300 is provided with a total overflow outlet 322, and the overflow water on the side wall of the sink body 100 can be discharged through the overflow passage and the total overflow outlet 322. The water outlet 221 of the overflow water receiving box 200 is communicated with the total overflow outlet 322 through the connection pipe 400. The accumulated water in the upper overflow water receiving box 200 passes through the connection pipe 400 and is finally discharged through the total overflow outlet 322. In this embodiment, the drain port 221 of the overflow water receiving box 200 is provided with a drain port connection port 222 for connecting the connection pipe 400. The steam inlet 321 of the outlet box 300 is provided with a steam inlet interface 323. The total overflow outlet 322 of the air outlet box 300 is provided with a total overflow outlet interface 324, and one side of the total overflow outlet interface 324 is provided with a connecting pipe interface 325 for connecting the connecting pipe 400.

According to the overflow structure of the dish washing machine, the overflow hole 111 is formed in the edge of the top of the water tank body 100, a door of the dish washing machine does not need to be opened for draining, and accumulated water on the top can be drained in time; meanwhile, the overflow water receiving box 200 is arranged to collect top overflow water and is communicated with the main overflow water outlet 322 at the side part through the connecting pipe 400, so that integral overflow is realized, the structure is simple, pipelines are saved, and the cost is reduced; the lateral air outlet box 300 integrates steam and water overflow functions, and is simple in structure, reduces parts and reduces cost.

In order to prevent the steam in the air outlet box 300 from entering the overflow water receiving box 200 through the connection pipe 400 and the water outlet 221 and being discharged through the overflow hole 111, which may cause steam leakage and difficulty in water discharge through the overflow hole 111, a non-return structure is further provided in the overflow water receiving box 200 to prevent the steam entering through the water outlet 221 from reversely passing through the overflow hole 111. As shown in fig. 3 and 4, in particular, the backstop structure includes a backstop sheet 230 and a rotation shaft, and the top of the backstop sheet 230 is rotatably connected with the top of the overflow water receiving box 200 through the rotation shaft. The non-return sheet 230 divides the overflow water receiving box 200 into a first chamber 210 and a second chamber 220, the first chamber 210 is communicated with the overflow hole 111, and the second chamber 220 is communicated with the drain 221. The check plate 230 can only rotate around the rotation axis from the first chamber 210 to the second chamber 220, that is, the water flowing from the overflow hole 111 into the first chamber 210 can enter the second chamber 220 through the check plate 230 and flow out through the water outlet 221, and the steam entering the second chamber 220 through the water outlet 221 cannot enter the first chamber 210 through the check plate 230, so as to prevent the steam from overflowing due to the reverse flow.

Further, as shown in fig. 4, the bottom surface of the first cavity 210 is higher than the bottom surface of the second cavity 220, the bottom surface of the first cavity 210 of the overflow water receiving box 200 has an inclined surface 211 inclined downward along the water flow direction, and the bottom of the non-return piece 230 abuts against the inclined surface 211. The inclined surface 211 not only allows the water to flow down rapidly to impact the ratchet plate 230 to rotate and open, but also blocks the ratchet plate 230 to prevent the ratchet plate 230 from rotating reversely.

In this embodiment, the drain port 221 is preferably disposed at the bottom of the side surface of the overflow water receiving box 200 to be opposite to the check plate 230. When steam enters the water receiving box through the water outlet 221, steam airflow is opposite to the check plate 230, and can generate a punching force on the check plate 230, so that the check plate 230 is abutted against the inclined surface 211 and cannot rotate, and further, the steam is prevented from entering the first cavity 210.

In this embodiment, as shown in fig. 6 and 7, the outlet box 300 includes a rear box 320 and a front cover 310, and the rear box 320 is provided with a steam inlet 321 and a total overflow outlet 322. The front cover 310 is provided with an air outlet 311, the front cover 310 is covered on the front side of the rear box body 320, and gaps are reserved between the peripheral edges of the front cover 310 and the rear box body 320; the air outlet holes 311 and the gaps form a steam outlet channel. While the gap forms an overflow channel. The sink body 100 is provided with a mounting hole, the rear box 320 is covered on the mounting hole and arranged on the outer side wall of the sink body 100, the front cover 310 is buckled on the inner side wall of the sink body 100, and the front cover 310 and the rear box 320 are fixedly connected with each other through a fastener 500, such as a screw, and further fixed on the sink body 100. In this embodiment, a screw mounting column 326 is provided at the center of the rear case 320 of the outlet case 300, and the front cover 310 is fastened to the screw mounting column 326 by screws. The front cover 310 is further provided with a decorative plate 330 for aesthetic appearance, and the cover is provided at the front side of the fastening member 500. The front cover 310 is provided with a slot 312, the decorative plate 330 is provided with a plug-in pin 331, and the plug-in pin 331 of the decorative plate 330 is inserted into the slot 312 of the front cover 310 for fixation.

Since the connection pipe 400 is connected to the total overflow outlet 322, in order to prevent excessive steam in the air outlet box 300 from flowing into the connection pipe 400 through the total overflow outlet 322 and allow excessive steam to enter the overflow water receiving box 200, a first flow blocking plate 327 is further disposed in the air outlet box 300. First flow baffle 327 is horizontally disposed between steam inlet 321 and total overflow outlet 322, and divides the inner cavity of gas outlet box 300 into an upper cavity and a lower cavity. The middle portion of the first baffle 327 is connected to the screw mounting post 326 by a screw. The upper cavity is communicated with a steam inlet 321 and an air outlet 311, and the lower cavity is communicated with a total overflow outlet 322. The total overflow outlet 322 is located at the bottom of the air outlet box 300, and flows as shown by the solid arrows in fig. 8, the steam entering from the steam inlet 321 is blocked by the first flow blocking plate 327, and is partially discharged into the sink body 100 through the air outlet 311 of the front cover 310, bypassing the decorative plate 330, and is partially discharged through the gap between the front cover 310 and the periphery of the rear box 320. Only a small amount of steam can enter the total overflow outlet 322 in the lower cavity through the lower part of the air outlet 311 and the lower part of the gap around the front cover 310, as shown by the dotted arrow in fig. 8.

As shown in fig. 7, the front end of the first flow baffle 327 is provided with an insertion portion 3271, and the insertion portion 3271 is inserted into the air outlet 311, so as to play a role of pre-positioning, and facilitate the next step of fixing the front cover 310 on the rear box 320 by the fastener 500.

In this embodiment, in order to further reduce the flow rate of the steam, the steam inlet 321 is disposed at the upper side of the outlet box 300, i.e. the steam flow is in a horizontal direction. As shown in fig. 5, a second flow blocking plate 328 is vertically disposed in the air outlet box 300, and the second flow blocking plate 328 is fixed on the rear side of the rear box 320 opposite to the steam inlet 321. Second flow baffle 328 further plays the reposition of redundant personnel slow flow effect, reduces steam airflow velocity, can make more steam discharge from the upside of venthole 311 and the peripheral clearance of last cavity, can make steam evenly flow out from the peripheral clearance of last cavity simultaneously, when setting up a plurality of ventholes 311, can make steam evenly flow out from each venthole 311.

The invention also comprises a dish washing machine, which comprises a steam generator 600 and the dish washing machine overflow structure, wherein the steam generator 600 is connected with the steam inlet interface 323 through an air inlet pipe.

The above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions.

Claims (10)

1. An overflow structure of a dishwasher, comprising:

the water tank comprises a water tank body, wherein an overflow hole is formed in the upper edge of the water tank body;

the overflow water receiving box is arranged at the lower side of the overflow hole, and a water outlet is formed in the bottom of the overflow water receiving box;

the steam outlet box is arranged on the side wall of the water tank body and is provided with a steam inlet and a steam outlet channel; the water-saving type water-saving toilet is characterized in that the air outlet box is provided with an overflow channel, the bottom of the air outlet box is provided with a total overflow outlet communicated with the overflow channel, and a water outlet of the overflow water receiving box is communicated with the total overflow outlet through a connecting pipe.

2. An overflow structure for a dishwasher according to claim 1 wherein a non-return structure is provided in said overflow receptacle for preventing steam entering through said drain opening from reversely passing through the overflow aperture.

3. The overflow structure of the dish washer according to claim 2, characterized in that the non-return structure comprises a non-return sheet and a rotating shaft, the top of the non-return sheet is rotatably connected with the top of the overflow water receiving box through the rotating shaft; the water overflow receiving box is divided into a first cavity and a second cavity by the non-return sheet, the first cavity is communicated with the water overflow hole, and the second cavity is communicated with the water outlet.

4. An overflow structure of a dish washer as claimed in claim 3, wherein the bottom surface of the first cavity of the overflow water receiver has an inclined surface inclined downwards along the water flow direction, and the bottom of the non-return piece abuts against the inclined surface.

5. An overflow structure of a dish-washing machine as claimed in any one of claims 1-4, wherein the air outlet box comprises a rear box body and a front cover, the front cover is provided with an air outlet hole, the front cover is arranged at the front side of the rear box body, and a gap is left between the peripheral edge of the front cover and the rear box body; the steam outlet channel is formed by the air outlet holes and the gaps; the gap forms the overflow passage.

6. An overflow structure of a dish washer as claimed in claim 5, wherein a first baffle plate is arranged in the air outlet box; the first flow baffle is horizontally arranged between the steam air inlet and the total overflow outlet and divides an inner cavity of the air outlet box into an upper cavity and a lower cavity.

7. An overflow structure of a dishwasher according to claim 6, wherein the rear case is provided on an outer side wall of the tub body, the front cover is fastened to an inner side wall of the tub body, and the front cover and the rear case are fastened and fixed to the tub body by a fastening member.

8. An overflow structure for a dishwasher in accordance with claim 7 wherein said front cover is further provided with a decorative panel, the cover being provided on a front side of said fastening member.

9. An overflow structure of a dishwasher according to claim 5, wherein said steam inlet is provided at an upper portion of a side surface of said air outlet box, and a second baffle is vertically provided in said air outlet box, said second baffle being opposite to said steam inlet.

10. A dishwasher comprising a steam generator, the dishwasher comprising a dishwasher overflow arrangement as claimed in any one of claims 1 to 9, the steam generator being connected to the steam inlet via an air inlet duct.

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