CN220572169U

CN220572169U - Water-steam separation device, dish washer inner bag and dish washer

Info

Publication number: CN220572169U
Application number: CN202321935665.2U
Authority: CN
Inventors: 任富佳; 王炯; 高少华; 钱文博; 姚家前; 贺晓帆; 张富元
Original assignee: Hangzhou Robam Appliances Co Ltd
Current assignee: Hangzhou Robam Appliances Co Ltd
Priority date: 2023-07-21
Filing date: 2023-07-21
Publication date: 2024-03-12
Anticipated expiration: 2033-07-21

Abstract

The utility model discloses a water-vapor separation device, which comprises: a housing; an impeller disposed within the housing; the steam inlet channel is positioned in the shell and provided with a steam inlet, and the steam inlet channel is communicated with a steam inlet space in the impeller; the air duct is positioned in the shell and is provided with at least one air outlet, and the air duct is communicated with the steam inlet space in the impeller, so that damp and hot gas enters from the steam inlet, sequentially passes through the steam inlet channel, the steam inlet space and the air duct and finally is discharged from the air outlet; the water-vapor separation structure is arranged along at least part of the air duct wall of the air duct; and the cooling component is arranged outside the shell and is used for cooling the hot and humid gas before the hot and humid gas enters the steam inlet. The utility model also discloses a dish washer inner container and a dish washer. The utility model has the beneficial effects of better water-vapor separation effect and higher efficiency, and provides a more perfect drying mechanism.

Description

Water-steam separation device, dish washer inner bag and dish washer

Technical Field

The utility model relates to a water-steam separation device, a dish washer liner and a dish washer, which are mainly applied to the technical field of dish washers.

Background

After the dish washing machine is finished, the residual heat of tableware is higher, more water vapor and water drops are reserved in the inner container, the water vapor is not dehumidified, and then is condensed again to form water drops which are attached to the inner wall and the dishes, so that bacteria are easy to breed. If the water vapor is directly discharged, the humidity of the environment of the dish-washing machine is increased, and the water vapor is attached to the outer shell of the dish-washing machine to influence the environment of a kitchen.

The dish washer is dried by natural drying through the waste heat of the inner container or by strengthening the ventilation of the inner container through a fan to take away water vapor, and further, heating the air by using heating elements such as PTC and the like to realize strengthening drying or realizing water vapor condensation and air heating through a compressor. And the adoption of an auxiliary drying mode (PTC heating and drying and compressor condensation and drying) can increase energy consumption, increase the volume of the device and further compress the cleaning space. In addition, these modes or drying times are long, the drying effect is poor, and microorganisms are easy to grow inside the drying mode or drying time is long; or does not solve the problem of water vapor separation or moisture removal well.

In the prior art about a dishwasher, a working box is fixedly connected to one side of a dishwasher body, a connecting pipeline is fixedly connected to one side of the working box adjacent to the dishwasher body, and a first connecting flange is fixedly connected to one end, away from the working box, of the connecting pipeline. When the dish-washing machine dries and dries, the water-vapor separator is opened to separate the water vapor generated in the inner container of the dish-washing machine, and the circulating fan is opened while the water-vapor separator is opened to suck the dried water vapor filtered by the water-vapor separator into the steam inlet channel from the air outlet pipe, and then the dried water vapor is sent into the inner container of the dish-washing machine again by wind power. In this prior art, need set up circulating fan and cooperate water vapor separator to carry out water vapor separation, the efficiency of stoving is not high moreover, also runs into the air current and blocks or circulate the problem easily. In addition, if the circulating fan is maintained improperly, dirt is easily introduced during starting, so that internal pollution is caused.

In the prior art of the drying device for the other dish-washing machine and the using method thereof, the drying device comprises a dish-washing machine box body, a condensation and heating device and a drying spraying device, wherein the dish-washing machine box body comprises an inner box body, an outer box body and a door plate, the condensation and heating device is arranged between the inner box body and the outer box body and comprises a micro fan, a vapor-water cyclone separator and a heating device, the micro fan is embedded into the inner box body and is used for extracting water vapor in the inner box body, the micro fan is connected with the vapor-water cyclone separator through an air guiding pipe, the vapor-water cyclone separator is connected with the heating device through a gas communicating pipe, the heating device is connected with the drying spraying device, and the vapor-water cyclone separator is connected with the drying spraying device through a condensed water guiding pipe. The device and the appliances arranged in the prior art are more, so that the problems of high cost, high energy consumption, large volume and the like of the corresponding drying device are caused, and the conditions of low drying efficiency and easy internal pollution are also caused.

Disclosure of Invention

The utility model aims to solve the technical problems of providing a water-steam separation device, a dish washer liner and a dish washer, wherein the water-steam separation device has a good water-steam separation effect and high efficiency, and provides a perfect drying mechanism.

The utility model is realized by the following technical scheme.

A water vapor separation device comprising:

a housing;

an impeller disposed within the housing;

the steam inlet channel is positioned in the shell and provided with a steam inlet, and the steam inlet channel is communicated with a steam inlet space in the impeller;

the air duct is positioned in the shell and is provided with at least one air outlet, and the air duct is communicated with the steam inlet space in the impeller, so that damp and hot gas enters from the steam inlet, sequentially passes through the steam inlet channel, the steam inlet space and the air duct and finally is discharged from the air outlet;

the water-vapor separation structure is arranged along at least part of the air duct wall of the air duct;

and the cooling component is arranged outside the shell and is used for cooling the hot and humid gas before the hot and humid gas enters the steam inlet.

As a further improvement of the utility model, the air conditioner further comprises a heating component, wherein the heating component is arranged in the air duct and is used for heating the air in the air duct.

As a further development of the utility model, the air duct has at least one bend, the air duct walls of which are provided with a water-vapor separation structure, the bends being located upstream of the heating element.

As a further improvement of the utility model, the air duct also comprises a volute section, the impeller is arranged in the volute section, and the air duct wall of the volute section is provided with a water-steam separation structure.

As a further improvement of the utility model, the inner side of the air duct wall is provided with an inner surrounding wall which is spaced from the air duct wall, and the water-vapor separation structure comprises a plurality of dewatering openings which are arranged at intervals along the extending direction of the inner surrounding wall.

As a further development of the utility model, a drainage channel is formed between the duct wall and the inner peripheral wall.

As a further development of the utility model, the housing is provided with at least one water outlet which communicates with the drain.

As a further improvement of the utility model, at least one drainage connecting channel is arranged in the air channel, and the drainage connecting channel is communicated with the drainage channels on two sides of the air channel.

As a further development of the utility model, the inner peripheral wall at the bend is broken and forms a deflection channel which communicates the air duct with the drain.

As a further development of the utility model, the width of the steam inlet channel gradually decreases from the steam inlet to the steam inlet space.

As a further improvement of the utility model, the steam inlet is of an elongated structure and extends in the up-down direction.

As a further development of the utility model, the cooling element is located below the air outlet.

As a further improvement of the utility model, a semiconductor refrigeration sheet is arranged in the shell, the hot surface of the semiconductor refrigeration sheet is provided with a plurality of heat exchange fins, the heat exchange fins are positioned in the air duct and form the heating component, the cold surface of the semiconductor refrigeration sheet is provided with a refrigeration plate, and the refrigeration plate is positioned outside the shell and forms the cooling component.

A dishwasher liner comprising the water-vapor separation device.

A dishwasher, comprising the dishwasher inner container.

The utility model has the beneficial effects that:

1. according to the water-vapor separation device, wet and hot gas in the inner environment of the inner container can be subjected to water-vapor separation, dry gas is generated and then is fed back into the inner environment of the inner container for drying, the inner environment of the inner container can form totally-enclosed inner circulation type airflow circulation based on the water-vapor separation mechanism of the embodiment, and on the premise that bowls of the inner container can be dried, the air for drying does not need to be introduced from outside, so that the inner environment of the inner container is prevented from being polluted;

2. the cooling component can absorb heat, and can cool the hot and humid gas which does not enter the steam inlet, so that part of the hot and humid gas in the inner container is condensed, flows along the wall of the inner container and is converged to the bottom of the inner container, the moisture content of the hot and humid gas entering the shell is reduced, and the workload of water-steam separation in the water-steam separation device is reduced;

3. the heating part can release heat to heat the drying gas in the air duct to form drying hot gas, and a better drying effect can be achieved when the drying hot gas is output to the inner container through the air outlet;

4. the water-vapor separation structure is arranged as a plurality of dewatering ports on the inner surrounding wall, and water drops or water films formed on the inner surrounding wall can be continuously discharged from the dewatering ports by matching with the inertia of the flow of hot and humid gas in the air duct, so that the water-vapor separation treatment effect is more efficient and stable;

5. the hot and humid gas flows through the bending part, and water drops contained in the hot and humid gas are thrown to a water-steam separation structure corresponding to the outer bending of the bending part by utilizing inertia caused by the shape of the bending part, so that water in the hot and humid gas is subjected to water-steam separation;

6. the arrangement of the volute section enables the mixed gas to have excellent flowing performance in the air duct, reduces the impedance during flowing, and reduces wind noise.

Drawings

Preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings, to facilitate understanding of the objects and advantages of the present utility model, wherein:

FIG. 1 is a schematic view of a water vapor separator device in a view;

FIG. 2 is a schematic view of a water vapor separator device in another view;

FIG. 3 is a schematic view of the internal structure of the water-vapor separation device;

fig. 4 is an exploded schematic view of the water vapor separation device.

Detailed Description

The utility model is described in further detail below with reference to the drawings and the examples.

The terms of orientation such as up, down, left, right, front, rear, front, back, top, bottom, etc. mentioned or possible in this specification are defined with respect to the configurations shown in the drawings, and the terms "inner" and "outer" refer to the relative concepts of the terms toward or away from the geometric center of a particular component, respectively, and thus may be changed accordingly depending on the location and use state of the component. These and other directional terms should not be construed as limiting terms.

Embodiment case 1:

a water-steam separation device comprises a shell 1, a steam inlet channel 2, an impeller 4, an air duct 3 and a water-steam separation structure. The water-steam separation device of the embodiment is applied to the inner container of the dish washer, moist heat gas in the inner container is conveyed into the steam inlet d1, flows in the air duct 3 in the shell 1 and is subjected to the water-steam separation effect of the water-steam separation structure, moisture is separated, dry gas is formed, and the dry gas is output to the inner container of the dish washer to dry the inner container.

In the embodiment, the impeller 4 and the steam inlet channel 2 are arranged in the air channel 3, the inside of the impeller 4 is provided with a steam inlet space 4A, the air channel 3 is provided with a steam inlet d1, the steam inlet space 4A is communicated with the steam inlet d1, the impeller 4 is driven by a built-in driving motor to rotate at a high speed and form a negative pressure environment, so that hot and humid gas is sucked into the steam inlet channel 2 from the steam inlet d1, and then enters the steam inlet space 4A through the steam inlet channel 2.

The air duct 3 is located in the housing 1, has two air duct walls 31, and has an air outlet d2, and the air duct walls 31 may be formed by side walls of the housing 1 or may be provided separately in the housing 1. The air duct 3 communicates the steam inlet space 4A of the impeller 4 with the air outlet d2, and the hot and humid air flows along the air duct 3 in the steam inlet space 4A.

The water-steam separation structure is arranged along at least part of the air duct 3, and when the hot humid gas flows in the air duct 3, the water-steam separation structure carries out water-steam separation treatment on the hot humid gas, so that the hot humid gas is separated from moisture to form dry gas, and the dry gas is output by the air outlet d 2.

In this embodiment, the cooling component 51 is disposed outside the casing 1, and the cooling component 51 can absorb heat, so that the hot and humid gas which has not entered the steam inlet d1 can be cooled, so that part of the hot and humid gas in the liner is condensed, flows along the liner wall and is collected to the bottom of the liner, and the moisture content of the hot and humid gas entering the casing 1 is reduced, thereby reducing the workload of water-vapor separation in the water-vapor separation device.

In this embodiment, the heating component 52 is disposed in the air duct 3, and the heating component 52 can release heat to heat the drying gas in the air duct 3 to form drying hot gas, so that a better drying effect can be achieved when the drying hot gas is output from the air outlet d2 to the inner container.

In this embodiment, the cooling component 51 is located below the air outlet d2, so that on one hand, based on the principle of heat rising and cooling, the influence of the cooling component 51 on the drying hot air output by the air outlet d2 can be reduced, and on the other hand, the cooling component 51 is close to the lower position, so that the condensed water flows downwards and converges to travel a shorter distance, and can quickly flow to the bottom of the liner.

In this embodiment, a semiconductor cooling plate 5 is disposed in the casing 1, and the semiconductor cooling plate 5 is also called a hot spot cooling plate, and the principle of the semiconductor cooling plate is that the Peltier effect of semiconductor materials is utilized, when direct current passes through a couple formed by connecting two different semiconductor materials in series, heat can be absorbed and released at two ends of the couple, so that the purposes of cooling and heating can be achieved. The heat surfaces of the semiconductor refrigeration sheets 5 are provided with a plurality of heat exchange fins, and the heat exchange fins of the heat surfaces are positioned in the air duct and form a heating part 52. The cold face of the semiconductor refrigeration piece 5 is provided with a refrigeration plate, the refrigeration plate is positioned outside the shell 1 and forms a cooling part 51, the refrigeration plate is made of metal materials and has good heat conduction performance, and the refrigeration plate is structurally and structurally arranged into a flat plate-shaped structure, so that scraping and collision with bowls and the like in the liner are avoided.

In this embodiment, the air duct 3 includes at least one bending portion 3-2, and the number of the bending portions 3-2 is set reasonably according to the actual application requirement. The bend 3-2 is located upstream of the heating element 52, and the air duct wall 31 of the bend 3-2 is provided with a water-vapor separation structure. Water drops contained in the hot and humid gas flowing through the bending part 3-2 are thrown to a water-steam separation structure at the outer bending side of the bending part 3-2 under the inertia effect, so that the water and steam separation effect is carried out on the water of the hot and humid gas, and the water content is reduced.

In order to further enhance the separation effect of the bending portion 3-2 on moisture in the hot and humid gas, in this embodiment, a wire mesh structure (not shown in the figure) is disposed in the bending portion 3-2, and the solid area where the bending portion 3-2 and the hot and humid gas are in contact is increased by the arrangement of the wire mesh structure, so that the moisture of the hot and humid gas is trapped when flowing through the wire mesh structure, thereby realizing the water-vapor separation of the gas and the moisture, reducing the overall moisture content of the hot and humid gas, and further reducing the moisture content of the low-humidity gas flowing back into the liner, so that the hot and humid gas has a better drying effect. The silk screen structure is usually made of metal materials, and the structure strength is stable and not easy to damage, so that the water-vapor separation effect of the silk screen structure is well maintained.

In the embodiment, the air duct 3 further comprises a volute section 3-1, the impeller 4 is arranged in the volute section 3-1, and the arrangement of the volute section 3-1 is matched with the centrifugal effect of the impeller 4, so that hot and humid air has excellent flowing performance in the air duct 3, the impedance during flowing is reduced, and the wind noise is reduced. The air duct wall 31 of the volute section 3-1 is provided with a water-vapor separation structure, and the hot and humid gas can be fully contacted with the water-vapor separation structure of the volute section 3-1 under the centrifugal action, so that the water-vapor separation effect is enhanced.

In this embodiment, the inner side of the air duct wall 31 is provided with an inner peripheral wall 32 spaced therefrom, the water-vapor separation structure includes a plurality of water removal openings 32a, the water removal openings 32a are spaced along the extending direction of the inner peripheral wall 32, a drainage channel 3A is formed between the air duct wall 31 and the inner peripheral wall 32, and the drainage channel 3A is communicated with the air duct 3 through the water removal openings 32 a. The water-vapor separation structure of the present embodiment is disposed at least on the inner peripheral wall 32 corresponding to the scroll section 3-1 and the inner peripheral wall 32 corresponding to the outer bend of the curved portion 3-2. The hot and humid gas is pumped into the steam inlet space 4A under the centrifugal action and is thrown out to the volute section 3-1, firstly, the hot and humid gas forms flowing water drops on the inner peripheral wall 32 of the volute section 3-1 and enters the drainage channel 3A through the water outlet 32a, so that the water-vapor separation effect of the volute section 3-1 on the hot and humid gas is formed. The hot and humid gas flows along the air duct 3, and when flowing through the bending part 3-2, under the inertia effect, the hot and humid gas forms flowing water drops on the inner peripheral wall 32 corresponding to the outer bending of the bending part 3-2, and enters the water drainage duct 3A through the water removal port 32a, so that the water-vapor separation effect of the bending part 3-2 on the hot and humid gas is formed. In the case where the moisture content of the hot and humid gas is large, the water droplets form a thin and flowing film of water on the inner peripheral wall 32, and can be continuously discharged from the water discharge port 32a into the water discharge passage 3A.

In this embodiment, the housing 1 is provided with at least one water outlet d3, and the water droplets entering the drainage channel 3A from the water outlet 32a are finally discharged through the water outlet d3, so as to solve the problem of treating the separated water after the water-vapor separation. The water outlet d3 is connected with a water pipe which is externally connected with a water storage mechanism such as a water cup. Due to the fact that water is discharged, the water content in the inner container of the dish washer can be gradually reduced under the continuous action of the water-steam separation device in the embodiment, and the overall inner environment drying effect and efficiency in the inner container of the dish washer are facilitated.

In this embodiment, be equipped with at least one drainage connecting channel 3C in the wind channel 3, drainage connecting channel 3C communicates the drainage channel 3A of wind channel both sides, and drainage connecting channel 3C can balance the water in two drainage channels 3A for the drainage is more smooth.

In the present embodiment, the inner peripheral wall 32 at the curved portion 3-2 is broken and forms a baffling channel 3B, the baffling channel 3B communicates the air duct 3 and the drain 3A, so that water droplets or a water film flowing on the inner peripheral wall 32 can flow onto the drain 3A through the baffling channel 3B by using the baffling principle and finally be discharged, thereby further enhancing the water-vapor separation effect of the water-vapor separation device of the present embodiment.

In this embodiment, the width of the air inlet channel 2 gradually decreases from the air inlet d1 to the air inlet space 4A, so that the size of the air inlet d1 is maximized, and the air inflow of the hot and humid air in the liner is enlarged.

In this embodiment, the steam inlet d1 has an elongated structure and extends in the vertical direction, so as to absorb the hot and humid gas in the upper and lower layers in the whole liner, and expand the air inlet range of the hot and humid gas in the liner.

Embodiment case 2:

a dishwasher liner comprising a water-vapor separation device, wherein the water-vapor separation device is as described in embodiment 1.

Embodiment 3:

a dishwasher, comprising a dishwasher liner, wherein the dishwasher liner is as described in example 2.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme recorded in each embodiment can be modified or part of technical features in the technical scheme can be replaced equivalently; such modifications and substitutions do not depart from the spirit of the utility model.

Claims

1. A water vapor separator device, comprising:

a housing;

an impeller disposed within the housing;

2. The water vapor separator device of claim 1, further comprising a heating element disposed within the air duct for heating the gas within the air duct.

3. The water vapor separator device of claim 2, wherein the air duct has at least one bend with a water vapor separating structure disposed on a wall of the air duct, the bends each being located upstream of the heating element.

4. The water vapor separator device of claim 3, wherein the air duct further comprises a volute section, the impeller is disposed in the volute section, and the air duct wall of the volute section is provided with a water vapor separation structure.

5. The water vapor separator of claim 4, wherein the inner side of the air duct wall is provided with an inner peripheral wall spaced therefrom, and the water vapor separator structure comprises a plurality of dewatering openings spaced along the extension direction of the inner peripheral wall.

6. The water vapor separator device of claim 5, wherein a drain is formed between the duct wall and the inner enclosure wall.

7. The water vapor separator device of claim 6, wherein the housing is provided with at least one water outlet, the water outlet being in communication with a drain.

8. The water-vapor separator device of claim 6, wherein at least one drain connecting channel is provided in the air channel, and the drain connecting channel is communicated with the drains on both sides of the air channel.

9. The water vapor separator device of claim 6, wherein the inner perimeter wall at the bend is broken and forms a baffled channel that communicates between the air duct and the drain.

10. The water-vapor separation device of any one of claims 1-9, wherein the width of the steam inlet channel gradually decreases from the steam inlet to the steam inlet space.

11. The water-vapor separator device of claim 10, wherein the steam inlet is of elongated configuration and extends in an up-down direction.

12. The water vapor separator device of any one of claims 1-9, wherein the cooling component is located below the air outlet.

13. The water vapor separator according to any one of claims 2-9, wherein a semiconductor refrigeration sheet is disposed in the housing, a hot face of the semiconductor refrigeration sheet is provided with a plurality of heat exchange fins, the heat exchange fins are disposed in the air duct and form the heating component, a cold face of the semiconductor refrigeration sheet is provided with a refrigeration plate, and the refrigeration plate is disposed outside the housing and forms the cooling component.

14. A dishwasher liner comprising a water-vapour separation device as claimed in any one of claims 1 to 13.

15. A dishwasher comprising a dishwasher bladder according to claim 14.