CN220024983U - Cleaning machine - Google Patents

Abstract

The utility model relates to a cleaning machine, which comprises a box body, wherein a cleaning cavity is formed in the box body, and a first air inlet which is in fluid communication with the cleaning cavity is formed in the box body; the drying assembly is arranged outside the washing cavity and can heat air flow and send heated hot air to the washing cavity through the first air inlet; the washing machine is characterized in that a second air inlet through which air flow outside the washing cavity enters the washing cavity is formed in the box body, the washing machine further comprises an air flow driving piece, and the air flow outside the washing cavity is sent into the washing cavity from the first air inlet and the second air inlet, so that the air flow entering from the first air inlet and the second air inlet collides in the washing cavity, the air flow field in the washing cavity is distributed more uniformly, and the drying effect is better.

Description

Cleaning machine

Technical Field

The utility model relates to the technical field of dish washers, in particular to a cleaning machine.

Background

A dish washer is a device that sprays cold water or hot water to dishes to remove dirt adhered to the dishes. The washing machine generally performs at least two washing processes when washing tableware, and at least one washing process adopts hot water for washing. The washing cavity is provided with a plurality of water vapor which is condensed and then gathered on the surface of the tableware, and the water shower not only affects the user experience, but also is easy to grow bacteria.

Aiming at the problems, the Chinese patent with the patent number of CN201820319612.0 (publication number of CN 208958049U) discloses a drying system of a dish washer, which comprises an inner container and a respirator, wherein the respirator is arranged outside the inner container and is provided with an exhaust channel which is communicated with the inside and the outside of the inner container, the drying system further comprises a hot air generating device, the hot air generating device is provided with a hot air output end, the hot air output end is communicated with the inside of the inner container, the inner container is provided with an air duct nut corresponding to the hot air output end, the air duct nut fixes the hot air output end with the wall of the inner container, the air duct nut is provided with hole sites, the hole sites are communicated with the inside of the inner container and the hot air output end, the hole sites comprise a central hole and a peripheral hole, and the peripheral hole is annularly and uniformly distributed at the periphery of the central hole.

At present, most of hot air drying is as described in the above patent, an air inlet hole is formed in the side wall of the box body of the dish washer, and then hot air is blown into the inner cavity, but under the condition that the quantity of tableware is large, the tableware can block air flow, the convection effect of the air is poor, the drying effect of the tableware is further affected, and a drying dead angle possibly exists at a position far away from the air inlet hole; if the power of the blower is increased, noise and cost increase are caused.

Disclosure of Invention

The utility model aims to solve the technical problem of providing a cleaning machine capable of improving the distribution uniformity of air flow in a washing cavity aiming at the current state of the art.

The technical scheme adopted for solving the technical problems is as follows: the cleaning machine comprises a box body, wherein a washing cavity is formed in the box body, and a first air inlet which is in fluid communication with the washing cavity is formed in the box body;

the drying assembly is arranged outside the washing cavity and can heat air flow and send heated hot air to the washing cavity through the first air inlet;

it is characterized in that the box body is also provided with a second air inlet which can allow the air flow outside the washing cavity to enter the washing cavity, and,

the cleaning machine further comprises an air flow driving piece which is used for conveying air flow outside the washing cavity into the washing cavity from the first air inlet and the second air inlet, so that the air flow entering from the first air inlet and the second air inlet collides in the washing cavity.

In order to guide the air flow outside the washing cavity into the washing cavity, a box body is arranged on the outer side of the box body, a first air channel is arranged inside the box body, a first air inlet capable of allowing air flow to enter the first air channel and a first air outlet capable of allowing air flow to flow out of the first air channel are formed in the box body, the first air outlet is in fluid communication with the second air inlet, and the air flow driving piece comprises a first air flow driving piece arranged in the box body. The box body plays a role in guiding air flow outside the washing cavity.

The first airflow driving piece can have various structural forms, preferably, the first airflow driving piece is a first fan arranged outside the box body, an air inlet hole of the first fan is in fluid communication with the first air inlet, and an air outlet hole of the first fan is in fluid communication with the first air outlet. The fan has simple structure and low cost.

In order to prevent water in the washing cavity from splashing out of the first air outlet into the first fan in the cleaning process of the cleaning machine, because the first fan is provided with electrical elements or chips and the like, the water is easy to damage, the part of the first air duct is a containing cavity for containing the first fan, and the containing cavity is positioned at the upstream of the first air outlet along the flowing direction of air flow, so that even if water splashes out of the first air outlet, the water flows back to the first air outlet under the air flow impact action of the first fan, and then flows back into the washing cavity from the first air outlet.

For the cleaning machine with the overflow port, the accommodating cavity is positioned above the first air outlet. Thus, even if water splashes out from the first air outlet, the water flows back into the washing cavity from the first air outlet under the action of gravity; and the accommodating cavity is positioned above the first air outlet, so that a large amount of water is prevented from entering the first fan when the liquid overflows.

In order to prevent water vapor overflowing from the first air outlet from remaining in the first fan, the accommodating cavity is positioned obliquely above the first air outlet, the air outlet hole of the first fan is arranged obliquely towards the section of the first air duct, which is positioned downstream of the accommodating cavity, and the bottom wall of the first fan is arranged obliquely towards the section of the first air duct, which is positioned downstream of the accommodating cavity, from top to bottom. Thus, even if water vapor enters the first fan, the water vapor can flow out of the first fan under the driving of gravity and air flow.

In order to prevent water vapor from accumulating in the accommodating cavity and finally entering the first fan, the accommodating cavity is positioned obliquely above the first air outlet, and the bottom wall of the accommodating cavity is obliquely arranged from top to bottom towards the section of the first air duct positioned at the downstream of the accommodating cavity. Thus, the water vapor entering the accommodating cavity flows out of the accommodating cavity along the bottom wall of the accommodating cavity under the action of gravity.

In order to prevent water vapor from accumulating in the first fan, a drain hole is formed in the bottom wall of the first fan, and a drain outlet which is correspondingly communicated with the drain hole is formed in the bottom wall of the accommodating cavity. So that the water vapor entering the first fan can be discharged from the water outlet.

In the above scheme, one of the modes is as follows: the first air inlet is in fluid communication with the outside world, so that air flow in the outside environment directly enters the washing cavity.

In the above scheme, another way is: the side wall of the box body is also provided with a first air outlet communicated with the washing cavity, and the first air inlet is in fluid communication with the first air outlet. The gas flow flowing out of the washing cavity flows back into the washing cavity through the second gas inlet.

In order to improve the drying efficiency, the cleaning machine further comprises a condensing part, wherein the condensing part is provided with a condensing part arranged in the first air duct. The air flow flowing out of the washing cavity is condensed by the condensing part, and then the dried air flow flows back to the washing cavity to be matched with the hot air flow flowing in from the first air inlet, so that the tableware drying efficiency is high.

The condensation member may have various structural forms, such as a water tank, etc., preferably, the condensation member is a semiconductor refrigeration member, and the condensation portion is a cold end of the semiconductor refrigeration member. The semiconductor refrigerating piece is small in size and easy to install in the box body, and the semiconductor refrigerating piece is high in condensation efficiency and easy to purchase.

In order to ensure the condensation effect of the cold end, the hot end of the semiconductor refrigeration piece is arranged outside the box body, and a heat dissipation piece for dissipating heat of the hot end is further arranged on the outer wall surface of the box body. The heat dissipation piece dissipates heat for the hot end, so that the cold end is below the dew point temperature of the box body, and the condensation effect is good.

The heat dissipation piece can adopt various forms to dispel the heat to the hot junction, such as water-cooling, forced air cooling, phase transition heat absorption etc. form, and simple structure, the heat dissipation piece is the third fan, and the fresh air inlet of third fan is linked together with the external world, and the fresh air outlet of third fan is towards the hot junction of semiconductor refrigeration piece. And the third fan blows external cold air to the hot end to dissipate heat for the hot end.

Preferably, the box body is a respirator, and the first air outlet can enable air flow in the first air channel to enter the washing cavity through the second air inlet and enable air flow in the washing cavity to flow into the first air channel through the second air inlet. Thus, the first air outlet can not only intake air, but also exhaust air.

In order to enable the air flow flowing out of the washing cavity to be discharged out of the box body, a second communication port which is in fluid communication with the outside is further formed in the box body, and a second air duct which is communicated with the first air outlet and the second communication port is formed in the box body. Thus, when the pressure in the washing cavity is too high, the air flows out of the second air channel to be decompressed.

Preferably, the second air duct is in an inverted U shape. Thus, the second air duct can also be used as a drainage channel, and when the liquid level in the washing cavity is too high, water flow can be discharged from the second air duct under the siphon action.

In the above scheme, if considering that the box body still has the function of respirator, preferably, the second air inlet is located the upper portion of washing chamber, first air inlet is located the lower part of washing chamber, and drying assembly's hot air flow enters the lower part of washing chamber from first air inlet, and the in-process that the air current flows upwards is to the tableware stoving, and stoving effect is good, and the second air inlet is because not only can the air inlet, also can the air-out, so set up in higher position and be convenient for the air-out, of course, the second air inlet is located the lower part of washing chamber and also can the air-out.

Optimally, the first and second inlets are at the same height if only the effect of impinging streams is considered, when the two streams are most likely to collide; of course, the following means are also possible:

the first air inlet is positioned at the lower part of the washing cavity, and the second air inlet is positioned at the upper part of the washing cavity;

alternatively, the first air inlet and the second air inlet are both positioned at the upper part or the lower part of the washing cavity but at different heights;

alternatively, the first air inlet is positioned at the upper part of the washing cavity, and the second air inlet is positioned at the lower part of the washing cavity.

Preferably, the first air inlet is formed in a first side wall of the box body, the second air inlet is formed in a second side wall of the box body, and the first side wall and the second side wall of the box body are opposite or adjacent to each other. Thus, the entering directions of the air flows are different, and collision is easy to form.

Of course, the first air inlet and the second air inlet may be disposed on the same side wall of the box, so that the air inlet direction of at least one of the air inlets needs to be designed to be inclined, so that two air flows can collide.

The drying assembly can have various structural forms, such as set up the heater strip in the second air inlet, preferably, the drying assembly includes air inlet pipeline, heating piece, and on the lateral wall of box was located to the air inlet pipeline, second air intake and second air outlet have been seted up on the air inlet pipeline, second air intake and external phase fluid communication, second air outlet and the first air inlet phase fluid communication of box, the air current driving piece is including being used for driving the air current to the second air outlet's second air current driving piece from the second air intake, and the heating piece is located in the air inlet pipeline and is located the air current flow path of second air intake to second air outlet. The air flow enters the air inlet pipeline, is heated by the heating element, and then enters the washing cavity through the first air inlet.

The second air flow driving member may have various structural forms, preferably, the second air flow driving member is a second fan arranged in the air inlet pipeline, an air inlet hole of the second fan is in fluid communication with the second air inlet, and an air outlet hole of the second fan is in fluid communication with the second air outlet.

In order to make the air flow entering from the first air inlet collide with the air flow entering from the second air inlet more fully, thereby further improving the drying effect, the included angle between the air flow direction at the first air inlet and the air flow direction at the second air inlet is between 60 degrees and 300 degrees.

Preferably, the angle between the direction of the air flow at the first air inlet and the direction of the air flow at the second air inlet is between 90 ° and 270 °, more preferably between 135 ° and 225 °.

In order to further enable the air flow entering from the first air inlet and the air flow entering from the second air inlet to collide more fully, thereby further improving the drying effect, the first air inlet is arranged on the first side wall of the box body, the second air inlet is arranged on the second side wall of the box body, and the first side wall and the second side wall of the box body are opposite or adjacent.

In order to further enable the air flow entering from the first air inlet to collide with the air flow entering from the second air inlet more fully, and further improve the drying effect, the vertical distance between the first air inlet and the bottom wall of the box body is H1, and the vertical distance between the second air inlet and the bottom wall of the box body is H2, and the vertical distance between the second air inlet and the bottom wall of the box body is 0.9H1 and is not less than H2 and not more than 1.1H1.

Preferably, the centre line of the first air inlet and the centre line of the second air inlet are substantially in a horizontal plane so that the air flow entering from the first air inlet and the second air inlet collide more fully.

Compared with the prior art, the utility model has the advantages that: according to the utility model, the first air inlet and the second air inlet are formed in the box body, hot air generated by the drying assembly is sent into the washing cavity through the first air inlet, the second air inlet can enable air flow outside the washing cavity to enter the washing cavity at a certain speed, and the two air flows collide, so that the distribution of the air flow field in the washing cavity is more uniform, and the drying effect is better.

Drawings

Fig. 1 is a schematic structural view of a cleaning device of a cleaning machine to which embodiment 1 of the present utility model is applied;

FIG. 2 is a schematic view of the cleaning machine of FIG. 1;

FIG. 3 is a schematic view of the structure of FIG. 2 in another direction;

fig. 4 is a cross-sectional view of the drying assembly of fig. 3;

FIG. 5 is a schematic view of the cartridge of FIG. 3 and its internal components;

FIG. 6 is a cross-sectional view of FIG. 5;

FIG. 7 is a cross-sectional view in another direction of FIG. 5;

FIG. 8 is a schematic view showing the structure of a cleaning machine according to embodiment 2 of the present utility model;

FIG. 9 is a schematic view of the structure of FIG. 8 in another direction;

FIG. 10 is a schematic view of the cartridge of FIG. 9 and its internal components;

FIG. 11 is a cross-sectional view of FIG. 10;

FIG. 12 is a cross-sectional view in another direction of FIG. 10;

fig. 13 is a schematic view of the impingement of air streams entering from the first air inlet and the second air inlet.

Detailed Description

The utility model is described in further detail below with reference to the embodiments of the drawings.

Example 1

As shown in fig. 1 to 7, the cleaning machine of the present preferred embodiment includes a cabinet 1, a drying assembly 2, a case 3, and the like.

The inside washing chamber 11 that has of box 1, offer the first air inlet 14 with washing chamber 11 fluid communication on the first lateral wall 12 of box 1, still offer the second air inlet 15 that can supply the air current outside the washing chamber 11 to get into washing chamber 11 on the second lateral wall 13 of box 1, the first lateral wall 12 and the second lateral wall 13 of box 1 are relative or adjacent to set up. Of course, the first air inlet 14 and the second air inlet 15 may be disposed on the same side wall of the case 1, but the air inlet direction of the first air inlet 14 and the second air inlet 15 needs to be inclined to ensure that the two air flows collide.

The drying assembly 2 is provided outside the washing chamber 11, and is capable of heating an air flow and supplying heated hot air into the washing chamber 11 through the first air inlet 14. As shown in fig. 1 and 4, in the present embodiment, the drying assembly 2 includes an air inlet pipe 21, a heating element 22 and a second air flow driving element, the air inlet pipe 21 is disposed on the outer side of the first side wall 12 corresponding to the box 1, the air inlet pipe 21 is provided with a second air inlet 211 and a second air outlet 212, the second air inlet 211 is in fluid communication with the outside, the second air outlet 212 is in fluid communication with the first air inlet 14 of the box 1, the second air flow driving element is used for driving air flow from the second air inlet 211 to the second air outlet 212, and the heating element 22 is disposed in the air inlet pipe 21 and located on the air flow path from the second air inlet 211 to the second air outlet 212.

The second airflow driving piece is a second fan 23 arranged in the air inlet pipeline 21, an air inlet hole of the second fan 23 is in fluid communication with the second air inlet 211, and an air outlet hole of the second fan 23 is in fluid communication with the second air outlet 212. The heating element 22 may be a PTC heating element. The air flow enters the air inlet pipeline 21, is heated by the heating element 22, and then enters the washing cavity 11 through the first air inlet 14.

As shown in fig. 2, 5 and 6, a box body 3 is arranged at the outer side of the second side wall 13 corresponding to the box body 1, a first air duct 31 is arranged in the box body 3, a first air inlet 32 capable of allowing air flow to enter the first air duct 31 and a first air outlet 33 capable of allowing air flow to flow out of the first air duct 31 are formed in the box body 3, and the first air outlet 33 is in fluid communication with the second air inlet 15.

The first air inlet 32 is in fluid communication with the outside such that the air flow from the outside environment is directed into the washing chamber 11.

The box 3 is provided with a first airflow driving member for driving airflow from the first air inlet 32 to the first air outlet 33. The first airflow driving piece is a first fan 34, an air inlet hole of the first fan 34 is in fluid communication with the first air inlet 32, and an air outlet hole of the first fan 34 is in fluid communication with the first air outlet 33. The first fan 34 operates to draw the external air flow into the box 3 and then flows from the first air outlet 33 and the second air inlet 15 into the washing chamber 11. The first fan 34 and the second fan 23 together form an air flow driving member for feeding the air flow outside the washing chamber 11 into the washing chamber 11 from the first air inlet 14 and the second air inlet 15, so that the air flow entering from the first air inlet 14 and the second air inlet 15 collides in the washing chamber.

In this embodiment, the box body 3 is a respirator, and the first air outlet 33 can not only allow the air flow in the first air duct 31 to enter the washing cavity 11 through the second air inlet 15, but also allow the air flow in the washing cavity 11 to flow into the first air duct 31 through the second air inlet 15, and the first air outlet 33 not only can intake air, but also can exhaust air. The box body 3 is also provided with a second communication port 35 which is in fluid communication with the outside, and the box body 3 is internally provided with a second air duct 36 which is communicated with the first air outlet 33 and the second communication port 35. Thus, the second air duct 36 is used as an exhaust channel, and when the pressure in the washing cavity 11 is too high, air flows out of the second air duct 36 for pressure relief. In addition, the second air duct 36 is inverted U-shaped, so that the second air duct 36 can also serve as a drainage channel, and when the liquid level in the washing chamber 11 is too high, water flow can be discharged from the second air duct 36 under the siphon action. Preferably, the section of the second air duct 36 adjacent to the first air outlet 33 is tapered in cross-sectional area in the flow direction of the fluid, so that siphoning is more easily formed.

Because water in the washing chamber 11 may splash from the first air outlet 33 to the first fan 34 during the washing process of the washing machine, electrical components or chips and the like are arranged in the first fan 34, the first air duct 31 is partially a containing chamber 37 for containing the first fan 34, and the containing chamber 37 is located above the first air outlet 33. Thus, even if water splashes out of the first air outlet 33, the water flows back into the washing chamber 11 from the first air outlet 33 under the action of gravity. If no overflow port is provided on the case 1, the accommodating chamber 37 may be provided upstream of the first air outlet 33 along the flow direction of the air flow.

Preferably, a flow guiding rib (not shown in the figure) is disposed in the accommodating cavity 37, and the tail end of the flow guiding rib faces the air inlet hole of the first fan 34, so that even if water vapor enters the first fan 34, the water vapor flows out of the air inlet hole of the first fan 34 along the flow guiding rib and does not flow downwards into the chip of the first fan.

In addition, as shown in fig. 7, a drain hole 341 is formed in the bottom wall of the first fan 34, and a drain hole 39 corresponding to the drain hole 341 is formed in the bottom wall of the accommodating chamber 37. So that the water vapor entering the first fan 34 can be discharged from the water discharge port 39, the water discharge port 39 can be communicated with the second air duct 36, and the condensed water flows out of the second air duct 36.

In this embodiment, the second air inlet 15 is located at the upper portion of the washing chamber 11, the first air inlet 14 is located at the lower portion of the washing chamber 11, the hot air flow of the drying assembly 2 enters the lower portion of the washing chamber 11 from the first air inlet 14, the tableware is dried in the process of upward flowing of the hot air flow, the drying effect is good, and the second air inlet 15 is also air-out due to not only air inlet but also air-out, so that the air-out is convenient to be arranged at a higher position.

Of course, the positional relationship between the first air inlet 14 and the second air inlet 15 is not limited thereto, and the first air inlet 14 and the second air inlet 15 may be located at the same height, or the first air inlet 14 may be located at the lower portion of the washing chamber 11, and the second air inlet 15 may be located at the upper portion of the washing chamber 11; alternatively, the first air inlet 14 and the second air inlet 15 are both located at the upper or lower portion of the washing chamber 11 but at different heights; alternatively, the first air inlet 14 is located at an upper portion of the washing chamber 11, and the second air inlet 15 is located at a lower portion of the washing chamber 11.

Example 2

As shown in fig. 8 to 12, this embodiment differs from embodiment 1 in that:

1. the first fan 34 is not provided with a drain hole 341, the accommodating cavity 37 is not provided with a drain hole 39, and the embodiment prevents water vapor from entering the first fan 34 by the following way:

the accommodating cavity 37 is located obliquely above the first air outlet 33, the air outlet hole of the first fan 34 faces the section of the first air duct 31 located at the downstream of the accommodating cavity 37, the bottom wall of the first fan 34 is obliquely arranged from top to bottom towards the section of the first air duct 31 located at the downstream of the accommodating cavity 37, the inclination angle is about 3 degrees, and the bottom wall of the accommodating cavity 37 is obliquely arranged from top to bottom towards the section of the first air duct 31 located at the downstream of the accommodating cavity 37, and the inclination angle is about 3 degrees. The water vapor thus introduced into the housing chamber 37 flows out of the housing chamber 37 along the bottom wall of the housing chamber 37 by gravity.

2. The side wall of the box body 1 is also provided with a first air outlet 16 communicated with the washing cavity 11, and the first air inlet 32 is in fluid communication with the first air outlet 16. The cleaning machine further comprises a condensation member 4, the condensation member 4 having a condensation portion provided in the first air duct 31. The air flow flowing out of the washing cavity 11 is condensed by the condensing part, and then the dried air flow flows back to the washing cavity 11 to be matched with the hot air flow flowing in from the first air inlet 14, so that the drying efficiency of tableware is high.

In this embodiment, the condensation member 4 is a semiconductor refrigeration member, the condensation portion is a cold end 41 of the semiconductor refrigeration member, a hot end 42 of the semiconductor refrigeration member is disposed outside the box body 3, and a heat dissipation member for dissipating heat from the hot end 42 is further disposed on an outer wall surface of the box body 3. In this embodiment, the heat dissipation part is a third fan 43, an air inlet of the third fan 43 is communicated with the outside, and an air outlet of the third fan 43 faces the hot end 42 of the semiconductor refrigeration part. The third fan 43 blows external cold air to the hot end 42 to radiate heat for the hot end 42, so that the cold end 41 reaches below the dew point temperature of the box body 1, and the condensation effect is good.

In addition, a condensate water channel 361 is arranged between the first air channel 31 and the second air channel 36, and a water inlet end of the condensate water channel 361 is positioned right below the cold end 41 to guide away condensate water at the cold end 41.

In the above two embodiments, in order to make the collision between the air flow entering from the first air inlet 14 and the air flow entering from the second air inlet 15 more sufficient, the following means are also adopted to further improve the drying effect:

the angle α between the direction of the air flow at the first air inlet 14 and the direction of the air flow at the second air inlet 15 is between 60 ° and 300 °, preferably α is between 90 ° and 270 °, more preferably between 135 ° and 225 °, most preferably 180 °; and the first air inlet 14 is arranged on the first side wall 12 of the box body 1, the second air inlet 15 is arranged on the second side wall 13 of the box body 1, and the first side wall 12 and the second side wall 13 of the box body 1 are oppositely or adjacently arranged.

Alternatively, on the basis of an included angle alpha between the air flow direction at the first air inlet 14 and the air flow direction at the second air inlet 15, the vertical distance from the first air inlet 14 to the bottom wall of the box body 1 is H1, the vertical distance from the second air inlet 15 to the bottom wall of the box body 1 is H2,0.9H1 is less than or equal to H2 and less than or equal to 1.1H1, and preferably, the central line of the first air inlet 14 and the central line of the second air inlet 15 are basically on the same horizontal plane.

A schematic view of collision between the air flow entering from the first air inlet 14 and the air flow entering from the second air inlet 15 is shown in fig. 13, in which the arrows indicate the flowing direction of the air flow.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for purposes of describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and because the disclosed embodiments of the present utility model may be arranged in different orientations, these directional terms are merely for illustration and should not be construed as limitations, such as "upper", "lower" are not necessarily limited to orientations opposite or coincident with the direction of gravity.

The term "fluid communication" as used herein refers to a spatial positional relationship between two components or parts (hereinafter collectively referred to as a first part and a second part, respectively), that is, a fluid (gas, liquid, or a mixture of both) can flow along a flow path from the first part to the second part or/and be transported to the second part, or the first part and the second part may be directly communicated with each other, or the first part and the second part may be indirectly communicated with each other through at least one third party, and the third party may be a fluid channel such as a pipe, a channel, a conduit, a flow guiding member, a hole, a groove, or the like, or a chamber allowing the fluid to flow through, or a combination thereof.

Claims (28)

1. A cleaning machine comprises

The washing device comprises a box body (1), wherein a washing cavity (11) is formed in the box body (1), and a first air inlet (14) which is in fluid communication with the washing cavity (11) is formed in the box body (1);

the drying assembly (2) is arranged outside the washing cavity (11) and can heat air flow and send heated hot air to the washing cavity (11) through the first air inlet (14);

it is characterized in that the box body (1) is also provided with a second air inlet (15) which can allow the air flow outside the washing cavity (11) to enter the washing cavity (11) and,

the cleaning machine further comprises an air flow driving part which is used for conveying air flow outside the washing cavity (11) into the washing cavity (11) from the first air inlet (14) and the second air inlet (15), so that the air flow entering from the first air inlet (14) and the second air inlet (15) collides in the washing cavity (11).

2. The cleaning machine of claim 1, wherein: the box body (1) outside is equipped with box body (3), box body (3) inside has first wind channel (31), set up on box body (3) can supply air current first air intake (32) that get into first wind channel (31) and can supply air current first air outlet (33) that flow out in first wind channel (31), first air outlet (33) and second air inlet (15) fluid communication, the air current driving piece is including locating the first air current driving piece in box body (3).

3. The cleaning machine of claim 2, wherein: the first airflow driving piece is a first fan (34) arranged outside the box body (1), an air inlet hole of the first fan (34) is in fluid communication with the first air inlet (32), and an air outlet hole of the first fan (34) is in fluid communication with the first air outlet (33).

4. A cleaning machine as claimed in claim 3, wherein: the part of the first air duct (31) is a containing cavity (37) for containing the first fan (34), and the containing cavity (37) is positioned at the upstream of the first air outlet (33) along the flowing direction of the air flow.

5. The cleaning machine of claim 4, wherein: the accommodating cavity (37) is located above the first air outlet (33).

6. The cleaning machine of claim 5, wherein: the accommodating cavity (37) is positioned obliquely above the first air outlet (33), the air outlet hole of the first fan (34) is inclined towards the section of the first air duct (31) which is positioned at the downstream of the accommodating cavity (37), and the bottom wall of the first fan (34) is inclined towards the section of the first air duct (31) which is positioned at the downstream of the accommodating cavity (37) from top to bottom.

7. The cleaning machine of claim 5, wherein: the accommodating cavity (37) is positioned obliquely above the first air outlet (33), and the bottom wall of the accommodating cavity (37) is obliquely arranged from top to bottom towards the section of the first air duct (31) positioned at the downstream of the accommodating cavity (37).

8. The cleaning machine of claim 4, wherein: a drain hole (341) is formed in the bottom wall of the first fan (34), and a drain outlet (39) which is correspondingly communicated with the drain hole (341) is formed in the bottom wall of the accommodating cavity (37).

9. A cleaning machine as claimed in any one of claims 2 to 8 wherein: the first air inlet (32) is in fluid communication with the outside world.

10. A cleaning machine as claimed in any one of claims 2 to 8 wherein: the side wall of the box body (1) is also provided with a first air outlet (16) communicated with the washing cavity (11), and the first air inlet (32) is in fluid communication with the first air outlet (16).

11. The cleaning machine of claim 10, wherein: the air conditioner further comprises a condensing piece (4), wherein the condensing piece (4) is provided with a condensing part arranged in the first air duct (31).

12. The cleaning machine of claim 11, wherein: the condensing part (4) is a semiconductor refrigerating part, and the condensing part is a cold end (41) of the semiconductor refrigerating part.

13. The cleaning machine of claim 12, wherein: the hot end (42) of the semiconductor refrigerating piece is arranged outside the box body (3), and a heat radiating piece for radiating the hot end (42) is further arranged on the outer wall surface of the box body (3).

14. The cleaning machine of claim 13, wherein: the heat dissipation part is a third fan (43), an air inlet hole of the third fan (43) is communicated with the outside, and an air outlet hole of the third fan (43) faces towards the hot end (42) of the semiconductor refrigeration part.

15. A cleaning machine as claimed in any one of claims 2 to 8 wherein: the box body (3) is a respirator, and the first air outlet (33) can enable air flow in the first air channel (31) to enter the washing cavity (11) through the second air inlet (15) and enable air flow in the washing cavity (11) to flow into the first air channel (31) through the second air inlet (15).

16. The cleaning machine of claim 15, wherein: the box body (3) is also provided with a second communication port (35) which is in fluid communication with the outside, and the box body (3) is internally provided with a second air duct (36) which is communicated with the first air outlet (33) and the second communication port (35).

17. The cleaning machine of claim 16, wherein: the second air duct (36) is inverted U-shaped.

18. The cleaning machine of claim 15, wherein: the second air inlet (15) is positioned at the upper part of the washing cavity (11), and the first air inlet (14) is positioned at the lower part of the washing cavity (11).

19. The cleaning machine of any one of claims 1-8, wherein: the first air inlet (14) and the second air inlet (15) are at the same height;

alternatively, the first air inlet (14) is positioned at the lower part of the washing cavity (11), and the second air inlet (15) is positioned at the upper part of the washing cavity (11);

alternatively, the first air inlet (14) and the second air inlet (15) are positioned at the upper part or the lower part of the washing cavity (11) but at different heights;

alternatively, the first air inlet (14) is positioned at the upper part of the washing cavity (11), and the second air inlet (15) is positioned at the lower part of the washing cavity (11).

20. The cleaning machine of any one of claims 1-8, wherein: the first air inlet (14) is formed in the first side wall (12) of the box body (1), the second air inlet (15) is formed in the second side wall (13) of the box body (1), and the first side wall (12) and the second side wall (13) of the box body (1) are opposite or adjacent to each other.

21. The cleaning machine of any one of claims 1-8, wherein: the first air inlet (14) and the second air inlet (15) are arranged on the same side wall of the box body (1).

22. The cleaning machine of any one of claims 1-8, wherein: drying component (2) are including air inlet pipeline (21), heating spare (22), are equipped with air inlet pipeline (21) in the outside of box (1), second air intake (211) and second air outlet (212) have been seted up on air inlet pipeline (21), second air intake (211) and external phase fluid communication, second air outlet (212) and first air inlet (14) phase fluid communication of box (1), the air current driving spare is including being used for driving the air current to the second air current driving spare of second air outlet (212) from second air intake (211), and heating spare (22) are located in air inlet pipeline (21) and are located on the air current flow path of second air intake (211) to second air outlet (212).

23. The cleaning machine of claim 22, wherein: the second airflow driving piece is a second fan (23) arranged in the air inlet pipeline (21), an air inlet hole of the second fan (23) is in fluid communication with the second air inlet (211), and an air outlet hole of the second fan (23) is in fluid communication with the second air outlet (212).

24. The cleaning machine of claim 1, wherein: an angle (alpha) between the direction of the air flow at the first air inlet (14) and the direction of the air flow at the second air inlet (15) is between 60 DEG and 300 deg.

25. The cleaning machine of claim 24, wherein: an angle (alpha) between the direction of the air flow at the first air inlet (14) and the direction of the air flow at the second air inlet (15) is between 90 DEG and 270 deg.

26. The cleaning machine of claim 25, wherein: the first air inlet (14) is formed in the first side wall (12) of the box body (1), the second air inlet (15) is formed in the second side wall (13) of the box body (1), and the first side wall (12) and the second side wall (13) of the box body (1) are opposite or adjacent to each other.

27. The cleaning machine of claim 24, wherein: the vertical distance between the first air inlet (14) and the bottom wall of the box body (1) is H1, and the vertical distance between the second air inlet (15) and the bottom wall of the box body (1) is H2, wherein H2 is less than or equal to 0.9H1 and less than or equal to 1.1H1.

28. The cleaning machine of claim 27, wherein: the centre line of the first air inlet (14) and the centre line of the second air inlet (15) are substantially in a horizontal plane.