CN117490330A - Refrigerating apparatus - Google Patents

Abstract

The invention provides a refrigeration device. Refrigeration plant, including the inner bag, form the outside storing room of opening in the inner bag, refrigeration plant still includes the wind channel apron, the wind channel apron sets up in the inner bag, be formed with refrigeration cavity between wind channel apron and the inner bag, be provided with the water catch bowl in the refrigeration cavity, the wind channel apron is provided with water guide part, water guide part is used for guiding the storing room side condensation of wind channel apron to the water catch bowl, water guide part sets up in the water guide muscle of wind channel apron storing room side including the protrusion, water guide muscle sets up for vertical direction slope, water guide part is still including the outlet of seting up in the wind channel apron, the outlet is located the bottom of water guide muscle and corresponds the setting with the water catch bowl. By the arrangement, the air duct structure can be simplified, and meanwhile water storage of the air duct structure is avoided.

Description

Refrigerating apparatus

Technical Field

The invention relates to the field of household appliances, in particular to refrigeration equipment.

Background

The refrigerator comprises two cooling modes of air cooling and direct cooling. The air-cooled refrigerator is characterized in that an air duct is arranged in the refrigerator, and cold air is blown to the storage compartment through the air duct, so that the cooling of the storage compartment is realized. The existing duct design is generally: the refrigerator box comprises a shell and an inner container, wherein the inner container forms a storage compartment, an air inlet and an air outlet are formed in the side wall of the inner container, an evaporator chamber and an air channel are arranged between the shell and the inner container, the air inlet and the air outlet are respectively communicated with the evaporator chamber through the air channel, so that air circulation is formed, and a foaming heat-insulating layer is filled around the air channel and the evaporator chamber to prevent cold air leakage. However, this design has the following drawbacks: the air duct has a complex structure and is inconvenient to install.

Disclosure of Invention

The invention aims to provide refrigeration equipment, which is characterized in that an air duct cover plate is arranged on an inner container, a refrigeration cavity is formed between the inner container and the air duct cover plate, and a water guide rib and a water outlet are arranged on the air duct cover plate, so that the air duct structure can be simplified, and meanwhile, water storage of the air duct structure can be avoided.

In order to achieve the above object, an embodiment of the present invention provides a refrigeration device, including an inner container, wherein an open-ended storage compartment is formed in the inner container, the refrigeration device further includes an air duct cover plate, the air duct cover plate is disposed in the inner container, a refrigeration cavity is formed between the air duct cover plate and the inner container, a water collecting tank is disposed in the refrigeration cavity, the air duct cover plate is provided with a water guiding portion, the water guiding portion is used for guiding condensation on the storage compartment side of the air duct cover plate to the water collecting tank, the water guiding portion includes a water guiding rib protruding from the air duct cover plate and disposed on the storage compartment side, the water guiding rib is disposed obliquely with respect to a vertical direction, and the water guiding portion further includes a water outlet opening disposed on the air duct cover plate, and the water outlet is disposed at a bottom end of the water guiding rib and is disposed corresponding to the water collecting tank.

As a further improvement of an embodiment of the present invention, the refrigeration device further includes a fan and a fan cover disposed in the refrigeration chamber, the fan is disposed between the fan cover and the air duct cover plate, the air duct cover plate is formed with an air outlet, the fan cover is formed with a water guiding structure matched with the air outlet, the water guiding structure is used for guiding the condensation in the fan cover to flow from the air outlet to the storage compartment side of the air duct cover plate, and the water guiding rib is disposed below the air outlet.

As a further improvement of an embodiment of the invention, the air duct cover plate is provided with a protruding part protruding towards the storage room side, the protruding part is positioned below the fan, the air outlet comprises a first air outlet with a downward opening or a forward downward opening, the first air outlet is formed on the bottom wall of the protruding part, an air duct communicated with the air outlet is arranged between the air duct cover plate and the fan cover, the water guide structure comprises the bottom wall of the fan cover, the bottom wall of the fan cover is obliquely arranged, and the front end of the bottom wall of the fan cover is connected with the rear end of the first air outlet.

As a further improvement of an embodiment of the present invention, the refrigeration device further includes an evaporator disposed in the refrigeration chamber, the evaporator is located below the fan, the fan cover covers the air duct cover plate, an opening communicating with the refrigeration chamber is formed in a rear wall of the fan cover, an upper end of the water collecting tank is open and is disposed below the evaporator, an isolation layer is disposed between a lower portion of the air duct cover plate and the evaporator, the isolation layer is made of an I XPE plate with aluminum foil, and is adhered to the air duct cover plate, and when the evaporator stops running, the refrigeration device controls the fan to rotate clockwise and anticlockwise in a staggered manner by a preset amplitude.

As a further improvement of an embodiment of the invention, the air duct cover plate is further provided with an air guide wall in a protruding manner at the side of the storage compartment, the air guide wall is at least partially opposite to the first air outlet, the air guide wall extends downwards obliquely from the air duct cover plate, the air guide wall is arranged below the water outlet, the air duct cover plate is further provided with an air return opening, and the air return opening is arranged below the air guide wall.

As a further improvement of an embodiment of the present invention, the air outlet further includes a second air outlet and a third air outlet, the second air outlet and the third air outlet are opened forward, the first air outlet, the second air outlet and the third air outlet are arranged from low to high, a drawer is arranged in the storage compartment, the drawer includes a first drawer, a second drawer and a third drawer arranged from low to high, the third air outlet is located above the third drawer, the second air outlet is located between the third drawer and the second drawer, and the air guiding wall is located between the second drawer and the first drawer.

As a further improvement of an embodiment of the present invention, an air duct communicating with the air outlet is formed between the air duct cover plate and the air cover, the air cover extends toward the air duct cover plate to form an air duct wall of the air duct, a sealing member is disposed between the air duct cover plate and an end of the air duct wall, the sealing member is used for sealing a gap between the air duct cover plate and the end of the air duct wall, the water guiding structure includes a water guiding opening formed in the air duct wall, and a water guiding convex edge extending downward from an edge of the water guiding opening, and the water guiding opening is disposed below the air blower.

As a further improvement of an embodiment of the invention, the sealing element is plate-shaped and covers the upper half part of the air duct cover plate, the sealing element is provided with a yielding port corresponding to the air outlet, the end part of the air duct wall abuts against the sealing element, the sealing element is made of IXPE, the fan cover is connected with the air duct cover plate through a connecting structure, and the fan is connected with the air duct cover plate or the fan cover through the connecting structure.

As a further improvement of an embodiment of the invention, a limit protruding rib is arranged at the lower end of the air duct cover plate, a limit groove matched with the protruding rib is concavely formed on the side wall of the storage compartment, the limit protruding rib is inserted into the limit groove, the limit protruding rib protrudes downwards from the lower end of the air duct cover plate, the water guide part comprises a water guide plate which is also arranged at the side of the refrigerating chamber of the air duct cover plate, the water guide plate is positioned below the water outlet and above the water collecting groove, and the water guide plate extends downwards from the air duct cover plate to the opening direction of the water collecting groove in an inclined manner.

As a further improvement of an embodiment of the invention, the air duct cover plate and the rear wall of the storage compartment are oppositely arranged, a drawer is arranged in the storage compartment, the drawer is arranged at the front side of the air duct cover plate, sliding chute pieces are symmetrically arranged at the left side and the right side of the storage compartment, sliding grooves extending forwards and backwards are formed in the sliding chute pieces, sliding pieces matched with the sliding grooves are arranged at the left side and the right side of the drawer, a yielding groove is formed in the left side and the right side of the air duct cover plate towards the rear wall of the storage compartment in a recessed mode, and the end portions of the sliding chute pieces are arranged in the yielding groove.

According to the invention, the refrigerating equipment comprises a box body, the box body comprises a shell and an inner container, the inner container is arranged in the shell, the inner container is a refrigerating chamber inner container, the storage chamber is a refrigerating chamber, the refrigerating equipment further comprises a refrigerating chamber inner container and a temperature changing chamber inner container which are arranged in the shell, the refrigerating chamber inner container is provided with a refrigerating chamber, a temperature changing chamber is formed in the temperature changing chamber inner container, the refrigerating chamber inner container and the temperature changing chamber inner container are arranged in parallel along the width direction of the refrigerating equipment, the refrigerating chamber inner container is arranged above the refrigerating chamber inner container and the temperature changing chamber inner container, a heat preservation layer is arranged among the refrigerating chamber inner container, the temperature changing chamber inner container and the refrigerating chamber inner container, a refrigerating air outlet for supplying cold to the refrigerating chamber is formed at the upper end of the fan housing, and an air outlet for supplying cold to the temperature changing chamber is formed at the temperature changing chamber side of the fan housing.

Compared with the prior art, the air duct cover plate is arranged on the inner container, the refrigerating cavity is formed between the air duct inner container and the air duct cover plate, and the air duct cover plate is provided with the water guide rib and the water outlet, so that the air duct cover plate has the beneficial effects that: the air duct structure can be simplified and water storage of the air duct structure can be avoided.

Drawings

The invention is described in further detail below with reference to the attached drawing figures, wherein:

fig. 1 is a schematic view of a refrigerator according to an embodiment of the present invention;

FIG. 2 is a schematic view of a refrigerator liner of FIG. 1;

FIG. 3 is an exploded view of the related structure of the air duct cover plate of the refrigerator shown in FIG. 1;

FIG. 4 is a schematic view of the air duct cover plate shown in FIG. 3;

FIG. 5 is a schematic view of the fan housing shown in FIG. 3;

fig. 6 is a schematic view of a cooperating structure of the air duct cover plate and the drawer of the refrigerator shown in fig. 1.

Detailed Description

The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodological, or functional modifications thereof by one of ordinary skill in the art are included within the scope of the present invention.

The refrigeration equipment of the invention can be a refrigerator, a freezer or a commercial showcase and the like. The following describes specific embodiments of the present invention by taking a refrigerator as an example.

Referring to fig. 1, a refrigerator 100 includes a cabinet 1, the cabinet 1 including a housing 11 and a liner 12, the liner 12 being disposed in the housing 11, and an outwardly opened storage compartment 13 being formed in the liner 12. Preferably, in the present embodiment, the liner 12 is a freezer liner 12, and the storage compartment 13 is a freezer.

Further, in this embodiment, the refrigerator 10 may further include a refrigeration chamber liner 15 and a temperature-changing chamber liner 16 disposed in the casing 11, the refrigeration chamber liner 15 is formed with a refrigeration chamber 17, the temperature-changing chamber liner 16 is formed with a temperature-changing chamber 18, the refrigeration chamber liner 12 and the temperature-changing chamber liner 16 are disposed in parallel along the width direction of the refrigerator 100, the refrigeration chamber liner 15 is disposed above the refrigeration chamber liner 12 and the temperature-changing chamber liner 16, and a heat insulation layer is disposed among the refrigeration chamber liner 12, the temperature-changing chamber liner 16 and the refrigeration chamber liner 15.

Referring to fig. 2 and 3, in the present embodiment, the refrigerator 100 further includes an air duct cover 2. The air duct cover plate 2 is arranged in the inner container 12. A refrigerating chamber 14 is formed between the air duct cover plate 2 and the liner 12. A water collection sump is provided within the refrigeration chamber 14. The air duct cover plate 2 is provided with a water guide part. The water guide part is used for guiding the condensate on the storage room 13 side of the air channel cover plate 2 to the water collecting tank. The water guide part comprises water guide ribs 21 which are arranged on the storage compartment 13 side of the air duct cover plate 2 in a protruding mode. The water guide rib 21 is obliquely arranged relative to the vertical direction, the water guide part further comprises a water outlet 22 which is formed in the air duct cover plate 2, and the water outlet 22 is positioned at the bottom end of the water guide rib 21 and corresponds to the water collecting tank.

Preferably, the water outlet 22 is arranged at the middle position of the air duct cover plate 2 in the width direction, and two water guide ribs 21 are symmetrically arranged on the air duct cover plate 2. When water drops are generated on the storage compartment 13 side of the air duct cover plate 2, the water drops can be accumulated on the two obliquely downward water guide ribs 21, and the accumulated water on the water guide ribs 21 flows downwards obliquely along the water guide ribs 21 to the water outlet 22 at the bottom to be discharged to the refrigeration cavity 14 side of the air duct cover plate 2.

Referring to fig. 2 and 3, in the present embodiment, the refrigerator 100 further includes a fan 3 and a fan cover 4 provided to the cooling chamber 14, the fan 3 is provided between the fan cover 4 and the duct cover 2, and the duct cover 2 is formed with an air outlet. The water guide rib 21 is arranged below the air outlet.

Further, in the present embodiment, the refrigerator 100 further includes an evaporator provided to the refrigerating chamber 14. The evaporator is located below the fan 3.

Further, in the present embodiment, the water collection tank is opened at the upper end and is provided below the evaporator. The water collection sump may be formed by a downwardly concave depression in the bottom wall of the refrigeration cavity 14, i.e., the bottom wall of the liner 12. The bottom of the water collection tank can be provided with a drain pipe. The end of the drain pipe may protrude to the outside of the refrigerator 100.

Referring to fig. 4, in the present embodiment, the water guide part further includes a water guide plate 23 provided on the cooling chamber 14 side of the air duct cover 2, the water guide plate 23 being located below the drain port 22 and above the water collection sump, and the water guide plate 23 extending obliquely downward from the air duct cover 2 toward the water collection sump opening.

When the condensation appears on the storage compartment 13 side of the air duct cover plate 2, the condensation slides downwards to the water guide rib 21 under the action of gravity, flows to the water outlet 22 along the water guide rib 21, flows to the refrigeration cavity 14 side of the air duct cover plate 2 from the water outlet 22 and drops downwards to the water guide plate 23, slides downwards along the water guide plate 23 and drops into the water collecting tank, and finally is discharged to the outer side of the refrigerator 100 from the drain pipe, so that the air duct 40 structure water storage is avoided, and the fan 3 and the possible condensation and icing phenomenon of the air duct cover plate 2 are effectively prevented.

In the present embodiment, the hood 4 covers the air duct cover 2 portion. Preferably, the hood 4 covers the upper half of the duct cover 2. Only the upper half of the air duct cover plate 2 is provided with an air outlet. The evaporator corresponds to the lower half of the air duct cover 2. By the arrangement, the air outlet of the upper half part of the air duct cover plate 2 can be used for air cooling the storage compartment 13, the lower half part of the air duct cover plate 2 is used for directly cooling the storage compartment 13 through the cooling capacity of the transfer evaporator, the refrigeration efficiency can be improved, the energy waste is reduced, in addition, the structure of the air duct structure is more compact, the occupation of the air duct structure to the space of the refrigerator 100 is reduced, and the available volume of the storage compartment 13 of the refrigerator 100 is increased.

Referring to fig. 5, in the present embodiment, the rear wall of the hood 4 is formed with an opening 46 communicating with the refrigeration chamber 14. The upper end of the air cover 4 may be formed with a refrigerating air outlet 44 for supplying cold to the refrigerating chamber 17. A temperature change outlet 45 for supplying cooling to the temperature change chamber 18 may be formed on the temperature change chamber 18 side of the fan housing 4. When the blower 3 is operated, the low-temperature air after heat exchange with the evaporator enters the fan housing 4 from the opening in the rear wall of the fan housing 4. Cold air in the fan housing 4 may enter the freezing chamber from the air outlet to lower the temperature of the freezing chamber. Cool air in the air hood 4 may also enter the refrigerating chamber 17 from the refrigerating outlet 44 to lower the temperature of the refrigerating chamber 17. Cool air in the fan housing 4 can also enter the temperature changing chamber 18 from the temperature changing air outlet 45. By the arrangement, the structure of the air duct 40 can be simplified, the structure of the air duct structure is more compact, the occupation of the space of the refrigerator 100 by the air duct structure is reduced, and the available volume of the storage compartment 13 of the refrigerator 100 is increased.

Referring to fig. 3, in the present embodiment, an isolation layer 5 is provided between the lower portion of the duct cover 2 and the evaporator. The material of the isolation layer 5 is an IXPE plate with aluminum foil. The isolation layer 5 may be adhered to the duct cover 2. By doing so, direct contact between the evaporator and the duct cover 2 can be avoided. The isolation layer 5 may be provided with an opening cooperating with the water guiding portion so as not to block the water flow by the isolation layer 5.

Referring to fig. 3, in the present embodiment, the duct cover 2 is provided with a protruding portion 29 protruding toward the storage compartment 13 side, the protruding portion 29 is located below the blower 3, and the air outlet includes a first air outlet 25 opening downward or forward and downward, and the first air outlet 25 is formed in the bottom wall of the protruding portion 29. The protruding portion 29 is located at the bottom of the upper half of the duct cover 2.

Referring to fig. 3, in the present embodiment, the air duct cover 2 is further provided with an air guide wall 24 protruding from the storage compartment 13 side. The air guiding wall 24 is at least partially opposite to the first air outlet 25, the air guiding wall 24 extends downwards obliquely from the air duct cover plate 2, and the air guiding wall 24 is arranged below the water outlet 22. The protruding part 29 is located in the middle of the air duct cover plate 2, and the air guide wall 24 is located at the bottom of the air duct cover plate 2. By the arrangement, cold air flowing out of the first air outlet 25 can flow to the lower part of the storage compartment 13 through the guide of the air guide wall 24, so that the temperature of the storage compartment 13 is more uniform.

Further, in the present embodiment, the air duct cover 2 is further formed with an air return opening 28, and the air return opening 28 is disposed below the air guiding wall 24.

Referring to fig. 2 and 6, in the present embodiment, the duct cover 2 and the rear wall of the storage compartment 13 are disposed opposite to each other. A drawer is arranged in the storage compartment 13. The drawer is arranged at the front side of the air duct cover plate 2.

In this embodiment, the air outlet further includes a second air outlet 26 and a third air outlet 27. The second air outlet 26 and the third air outlet 27 are opened forward. The first air outlet 25, the second air outlet 26 and the third air outlet 27 are arranged from low to high.

In the present embodiment, the drawers include a first drawer 71, a second drawer 72, and a third drawer 73 disposed from low to high. Wherein the third air outlet 27 is located above the third drawer 73, the second air outlet 26 is located between the third drawer 73 and the second drawer 72, and the air guiding wall 24 is located between the second drawer 72 and the first drawer 71.

By the arrangement, the storage compartments 13 can be cooled by layering through the air outlets, so that the temperature of the storage compartments 13 is more uniform, and each drawer can be fully cooled. The air guide wall 24 serves to guide air into the drawer, and can be adjusted according to the shape of the drawer so as to adapt to different appearance models. Therefore, the structure can be applied to different scenes and has strong adaptability.

Referring to fig. 2 and 6, in the present embodiment, the left and right sides of the storage compartment 13 are symmetrically provided with the chute pieces 74, the inside of the chute pieces 74 is formed with a chute extending back and forth, the left and right sides of the drawer are provided with sliders cooperating with the chute pieces, the left and right sides of the air duct cover plate 2 are concavely formed with a yielding groove 201 towards the rear wall of the storage compartment 13, the end of the chute piece 74 is disposed in the yielding groove 201, the yielding groove 201 can enable the backward travel of the drawer in the storage compartment 13 to be longer, the total travel of the drawer is lengthened, and the space utilization in the liner 12 is improved while the cost is reduced.

The slide 74 may be disposed in a corresponding location of the second drawer 72, and the second drawer 72 may be provided with a slider, such as a slider or a pulley, that mates with the slide of the slide 74. The liner 12 may be recessed to form a sliding groove at a position corresponding to the first drawer 71 and the third drawer 73, and the first drawer 71 and the third drawer 73 may be provided with sliding members that cooperate with the sliding groove formed by the recess of the liner 12.

Referring to fig. 5, in the present embodiment, an air duct 40 communicating with an air outlet is formed between the air duct cover 2 and the air hood 4, and the air hood 4 extends toward the air duct cover 2 to form an air duct wall 41 of the air duct 40.

Further, in the present embodiment, the air cover 4 is formed with a water guiding structure that cooperates with the air outlet, and the water guiding structure is used for guiding the condensation in the air cover 4 to flow from the air outlet to the storage compartment 13 side of the air duct cover 2.

The water guide structure comprises a bottom wall of the fan housing 4, the bottom wall of the fan housing 4 is obliquely arranged, and the front end of the bottom wall of the fan housing 4 is connected with the rear end of the first air outlet 25. The water guiding structure comprises a water guiding opening 42 formed on the air duct wall 41 and a water guiding convex edge 43 extending downwards from the edge of the water guiding opening 42, and the water guiding opening 42 is arranged below the fan 3. The water guide opening 42 may be provided in plurality.

Further, in the present embodiment, when the evaporator stops operating, the refrigerator 100 controls the blower 3 to alternately rotate clockwise and counterclockwise by a preset magnitude.

When the evaporator is shut down for defrosting, the condensation is easy to appear on the blades of the fan 3, and the condensation on the fan 3 can be shaken off by controlling the fan 3 to rotate clockwise and anticlockwise in a staggered manner by a preset amplitude. The condensation dropped on the fan 3 flows to the first air outlet 25 through the water guide opening 42, the water guide convex edge 43 and the bottom wall of the air duct 40 and is discharged from the first air outlet 25. After the condensation on the side wall of the refrigerating chamber 14 of the air duct cover plate 2, the inner wall of the air duct cover plate 4 and the air duct wall 41 flow to the bottom wall of the air duct cover plate 4 under the action of gravity, the condensation can also flow to the first air outlet 25 and be discharged from the first air outlet 25 under the guidance of the water guide structure, so that the air duct cover plate 2, the fan 3 and the air duct cover plate 4 are effectively prevented from storing water, and the air duct cover plate 2, the fan 3 and the air duct cover plate 2 are prevented from freezing.

Referring to fig. 3, in the present embodiment, a seal 6 is provided between the duct cover 2 and the duct wall 41 end, the seal 6 being for sealing the gap between the duct cover 2 and the duct wall 41 end.

Preferably, in the present embodiment, the sealing member 6 is plate-shaped and covers the upper half of the duct cover 2, the sealing member 6 is formed with a relief port 61 corresponding to the air outlet, and the end of the duct wall 41 abuts against the sealing member 6. The material of the sealing member 6 is IXPE. By this arrangement, the cost can be reduced, the thickness between the fan housing 4 and the duct cover plate 2 can be made thinner, and the compartment volume of the refrigerator 100 can be increased.

Preferably, in the present embodiment, the hood 4 is connected to the duct cover 2 by a connection structure. The fan 3 is connected to the air duct cover plate 2 through a connecting structure. So set up, during the installation, can be earlier with fan 3 connect in wind channel apron 2, then connect fan housing 4 on wind channel apron 2, install into storing room 13 together at last, during the dismantlement, can be with fan housing 4 alone from wind channel apron 2 demolish for wind channel structural integrity is good, more easily assembles, is difficult for leaking out the air leakage cold.

In other embodiments of the invention, the fan 3 may be connected to the fan housing 4 by a connection structure. When the fan cover 4 is detached, the fan 3 and the fan cover plate 2 can be detached together. The connection structure may be a screw, bolt, buckle, etc.

Referring to fig. 4, in the present embodiment, a limiting rib 20 is disposed at the lower end of the air duct cover plate 2, a limiting groove matched with the rib is concavely formed on the side wall of the storage compartment 13, and the limiting rib 20 is inserted into the limiting groove. The limit ribs 20 protrude downwards from the lower end of the air duct cover plate 2. The strength of the bottom end of the air duct cover plate 2 can be enhanced, the bottom of the air duct cover plate 2 is prevented from deforming in the installation process, the air duct cover plate 2 and the inner container 12 can be assembled more firmly, and the front warping of the lower end of the air duct cover plate 2 is avoided.

In conclusion, the refrigerating equipment can solve the problems that the air duct is complex in structure and inconvenient to install. By adopting the technical scheme, the air duct structure can be simplified, meanwhile, the air duct structure is prevented from storing water, the fan housing, the air duct cover plate and the fan are prevented from icing, the cost can be reduced, the thickness between the fan housing and the air duct cover plate is thinner, and the chamber volume of the refrigeration equipment is improved.

It should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is for clarity only, and that the skilled artisan should recognize that the embodiments may be combined as appropriate to form other embodiments that will be understood by those skilled in the art.

The above list of detailed descriptions is only specific to practical embodiments of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent embodiments or modifications that do not depart from the spirit of the present invention should be included in the scope of the present invention.

Claims (11)

1. The utility model provides a refrigeration plant, includes the inner bag, form the outside storing room of opening in the inner bag, its characterized in that, refrigeration plant still includes the wind channel apron, the wind channel apron set up in the inner bag, the wind channel apron with be formed with the refrigeration cavity between the inner bag, be provided with the water catch bowl in the refrigeration cavity, the wind channel apron is provided with water conservancy diversion portion, water conservancy diversion portion be used for with the wind channel apron the storing room side condensation guide reaches the water catch bowl, water conservancy diversion portion including the protrusion set up in the wind channel apron the water conservancy diversion muscle of storing room side, water conservancy diversion muscle sets up for vertical direction slope, water conservancy diversion portion still including set up in the outlet of wind channel apron, the outlet is located the bottom of water conservancy diversion muscle and with the water catch bowl corresponds the setting.

2. The refrigeration apparatus of claim 1 further comprising a fan and a fan housing disposed in said refrigeration chamber, said fan being disposed between said fan housing and said air duct cover, said air duct cover defining an air outlet, said fan housing defining a water guiding structure mated with said air outlet, said water guiding structure for guiding condensation in said fan housing from said air outlet to said storage compartment side of said air duct cover, said water guiding ribs being disposed below said air outlet.

3. The refrigeration apparatus according to claim 2, wherein the air duct cover plate is provided with a protruding portion protruding toward the storage compartment side, the protruding portion is located below the blower, the air outlet includes a first air outlet opening downward or forward downward, the first air outlet opening is formed in the protruding portion bottom wall, an air duct communicating the air outlet opening is provided between the air duct cover plate and the fan housing, the water guiding structure includes the fan housing bottom wall, the fan housing bottom wall is disposed obliquely, and the front end of the fan housing bottom wall is connected with the rear end of the first air outlet opening.

4. The refrigeration apparatus of claim 2 further comprising an evaporator disposed in said refrigeration chamber, said evaporator being disposed below said fan, said fan housing covering said air duct cover portion, said fan housing rear wall being formed with an opening communicating with said refrigeration chamber, said water collection sump upper end being open and disposed below said evaporator, an isolation layer being disposed between said air duct cover lower portion and said evaporator, said isolation layer being of an IXPE sheet with aluminum foil, said isolation layer being affixed to said air duct cover, said refrigeration apparatus controlling said fan to rotate in a clockwise staggered manner by a predetermined amount when said evaporator is inactive.

5. A refrigeration device according to claim 3, wherein said air duct cover plate is further provided with an air guide wall protruding from said storage compartment side, said air guide wall being provided at least partially opposite to said first air outlet, said air guide wall extending obliquely downward from said air duct cover plate, said air guide wall being provided below said water outlet, said air duct cover plate further being provided with an air return opening provided below said air guide wall.

6. The refrigeration apparatus of claim 5, wherein the air outlet further comprises a second air outlet and a third air outlet, the second air outlet and the third air outlet are open forward, the first air outlet, the second air outlet and the third air outlet are arranged from low to high, a drawer is arranged in the storage compartment, the drawer comprises a first drawer, a second drawer and a third drawer which are arranged from low to high, the third air outlet is positioned above the third drawer, the second air outlet is positioned between the third drawer and the second drawer, and the air guide wall is positioned between the second drawer and the first drawer.

7. The refrigeration apparatus of claim 2 wherein an air duct communicating said air outlet is formed between said air duct cover and said air hood, said air hood extends toward said air duct cover to form an air duct wall of said air duct, a seal is provided between said air duct cover and an end of said air duct wall, said seal is used to seal a gap between said air duct cover and an end of said air duct wall, said water guiding structure includes a water guiding opening formed in said air duct wall, a water guiding flange extending downwardly from an edge of said water guiding opening, said water guiding opening being disposed below said air blower.

8. The refrigeration apparatus of claim 7 wherein said sealing member is plate-like and covers an upper half of said duct cover, said sealing member is formed with a relief opening corresponding to said air outlet, said duct wall end abuts said sealing member, said sealing member is IXPE, said fan housing is connected to said duct cover by a connection structure, and said fan is connected to said duct cover or said fan housing by a connection structure.

9. The refrigeration device according to claim 1, wherein a limit rib is provided at a lower end of the air duct cover plate, a limit groove matched with the rib is formed in a recessed manner in a side wall of the storage compartment, the limit rib is inserted into the limit groove, the limit rib protrudes downwards from the lower end of the air duct cover plate, the water guide part comprises a water guide plate which is further arranged at a side of the air duct cover plate, on the refrigeration chamber, the water guide plate is positioned below the water outlet and above the water collecting groove, and the water guide plate extends downwards obliquely from the air duct cover plate to an opening direction of the water collecting groove.

10. The refrigeration device according to claim 1, wherein the air duct cover plate and the rear wall of the storage compartment are oppositely arranged, a drawer is arranged in the storage compartment, the drawer is arranged at the front side of the air duct cover plate, sliding chute pieces are symmetrically arranged at the left side and the right side of the storage compartment, sliding grooves extending back and forth are formed in the sliding chute pieces, sliding pieces matched with the sliding grooves are arranged at the left side and the right side of the drawer, a yielding groove is formed in the left side and the right side of the air duct cover plate towards the rear wall of the storage compartment in a sinking mode, and the end portions of the sliding chute pieces are arranged in the yielding groove.

11. The refrigeration device according to claim 4, wherein the refrigeration device comprises a box body, the box body comprises a shell and an inner container, the inner container is arranged in the shell, the inner container is a refrigerating chamber inner container, the storage compartment is a refrigerating chamber, the refrigeration device further comprises a refrigerating chamber inner container and a temperature changing chamber inner container which are arranged in the shell, the refrigerating chamber inner container is provided with a refrigerating chamber, a temperature changing chamber is formed in the temperature changing chamber inner container, the refrigerating chamber inner container and the temperature changing chamber inner container are arranged in parallel along the width direction of the refrigeration device, heat preservation layers are arranged among the refrigerating chamber inner container, the temperature changing chamber inner container and the refrigerating chamber inner container, and an air outlet for supplying cold to the refrigerating chamber is formed at the upper end of the air cover.