CN216347257U - Refrigerator with a door - Google Patents

Abstract

The utility model relates to a refrigerator, which comprises a refrigerator body, a drawer and a cover plate, wherein a refrigerating chamber is arranged in the refrigerator body, and a cold air port is arranged at the back side of the refrigerating chamber; an air outlet is arranged on the peripheral wall of the drawer; the cover plate is detachably covered on the top of the drawer; the cover plate is provided with an air guide channel, the rear port of the air guide channel is communicated with the cold air port, and the front port faces the inside of the drawer. Utilize the apron to dismantle the lid and close at the open-top department of drawer, make the inside and outside relative seal of drawer keep apart to the wind-guiding passageway of cooperation apron makes the cold wind of cold wind mouthful department can carry to the drawer inside through the wind-guiding passageway, and the drawer outside is arranged through the air exit to the inside air of drawer, and then forms comparatively stable cold wind circulation in making the drawer. According to the scheme, the efficiency of conveying cold air from the cold air inlet to the inside of the drawer can be improved, the heat exchange efficiency in the drawer can be improved through cold air circulation, the functional requirement of deep freezing is met, and the freezing performance of the drawer is improved.

Description

Refrigerator with a door

Technical Field

The utility model relates to the technical field of refrigeration equipment, in particular to a refrigerator.

Background

As an electric appliance for conveniently storing food at a low temperature, a refrigerator is widely used in the fields of home life and industry. Along with the improvement of the living standard of people, the functional requirements of people on the refrigerator are higher and higher.

At present, the refrigerator container of the refrigerator on the market is usually provided with a freezing drawer, the top of the freezing drawer is in an open shape, cold air flows to blow to the top opening of the drawer from a freezing air channel air outlet, then blows to the surface of food, then overflows from the left side and the right side of the drawer, and finally flows back to the freezing air channel air outlet through a gap between the drawer and the refrigerator container, so that the cold air flows to low heat exchange efficiency, and the functional requirement of deep freezing cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a refrigerator, which is used for optimizing the structure of a drawer of the refrigerator in the related art and improving the freezing performance of the drawer.

In order to solve the technical problems, the utility model adopts the following technical scheme:

according to one aspect of the present invention, there is provided a refrigerator including: the refrigerator comprises a box body, a refrigerating chamber and a cooling fan, wherein the refrigerating chamber is arranged in the box body, and a cold air port is formed in the back side of the refrigerating chamber; the drawer is movably arranged in the refrigerating chamber; the top of the drawer is provided with an opening, and the peripheral wall of the drawer is provided with an air outlet; the cover plate is detachably covered at the opening at the top of the drawer; the cover plate is provided with an air guide channel, the rear port of the air guide channel is communicated with the cold air port, and the front port of the air guide channel faces the inside of the drawer; the cold air port conveys cold air to the interior of the drawer through the air guide channel, and air in the drawer is discharged out of the drawer through the air outlet, so that cold air circulation is formed in the drawer.

In some embodiments of the present application, the air outlet is disposed on a rear sidewall of the drawer and is close to a bottom of the drawer.

In some embodiments of the present application, the refrigerator further includes a heat dissipation support, the heat dissipation support is supported on the inner bottom surface of the drawer, and a ventilation gap through which cold air can pass is formed between the heat dissipation support and the inner bottom surface of the drawer.

In some embodiments of the present application, the heat dissipation support is provided with a plurality of through holes which are through from top to bottom, and the space above the heat dissipation support is communicated with the ventilation gap through the through holes.

In some embodiments of the present application, a wind guide shell is disposed at the bottom of the cover plate, the wind guide shell is attached to the bottom surface of the cover plate, and the wind guide shell and the bottom surface of the cover plate surround to form the wind guide channel.

In some embodiments of the present application, an assembly portion is recessed upward at a rear end of the bottom surface of the cover plate, the assembly portion is opposite to the rear end of the air guide shell, and the assembly portion and the rear end of the air guide shell surround to form a rear port of the air guide channel.

In some embodiments of the present application, a sealing strip is interposed between the top peripheral edge of the air guide shell and the bottom surface of the cover plate, and the sealing strip is used for sealing an assembly gap between the air guide shell and the bottom surface of the cover plate.

In some embodiments of the present application, a plurality of buckles are convexly disposed on the bottom surface of the cover plate, a plurality of clamping holes are disposed on the top circumferential edge of the air guide shell, the plurality of clamping holes are arranged at intervals along the top circumferential edge of the air guide shell and are in one-to-one correspondence with the buckles, and the buckles are fastened to the clamping holes, so that the air guide shell is attached to the bottom surface of the cover plate.

In some embodiments of the present application, an air duct plate is disposed on a back side of the refrigeration compartment, and the air duct plate is provided with the cold air vents and air inlets distributed at intervals below the cold air vents; the air outlet is opposite to the air inlet.

In some embodiments of the present application, the drawer includes a body and a front cover; the top and the front end of the body are open; the front end cover is detachably buckled at the opening at the front end of the body.

According to the technical scheme, the utility model has at least the following advantages and positive effects:

according to the refrigerator, the cover plate is detachably covered on the opening at the top of the drawer, so that the inside and the outside of the drawer are relatively sealed and isolated, the air guide channel of the cover plate is matched, the rear port of the air guide channel is communicated with the cold air port, the front port of the air guide channel faces the inside of the drawer, cold air at the cold air port can be conveyed to the inside of the drawer through the air guide channel, finally air in the drawer is exhausted to the outside of the drawer through the air outlet formed in the peripheral wall of the drawer, and stable cold air circulation is formed in the drawer. According to the scheme, the efficiency of conveying cold air from the cold air inlet to the inside of the drawer can be improved, the heat exchange efficiency in the drawer can be improved through cold air circulation, the functional requirement of deep freezing is met, and the freezing performance of the drawer is improved.

Drawings

Fig. 1 is a schematic structural view of a refrigerator according to an embodiment of the present invention.

Fig. 2 is a schematic view of the structure of the air duct plate, the drawer and the cover plate of fig. 1.

Fig. 3 is a side view of fig. 2.

Fig. 4 is a sectional view of fig. 3.

Fig. 5 is a schematic view of a use state of fig. 2.

Fig. 6 is another schematic view of the usage state of fig. 2.

Fig. 7 is a schematic view of the drawer and the cover plate of fig. 2.

Fig. 8 is an exploded view of fig. 7.

Fig. 9 is an exploded view of the drawer of fig. 8.

Fig. 10 is a structural view of the heat dissipation bracket of fig. 9.

Fig. 11 is a side view of fig. 10.

Fig. 12 is an exploded view of the cover plate of fig. 8.

Fig. 13 is a schematic view of fig. 12 from another perspective.

The reference numerals are explained below: 11. a refrigeration compartment; 12. a box liner; 13. an air duct plate; 131. a cold air port; 132. an air return opening; 2. a drawer; 201. a roller; 202. an air outlet; 21. a body; 211. clamping convex; 22. a front end cover; 221. a frame portion; 222. a bayonet; 23. a heat dissipation bracket; 230. a through hole; 231. a groove part; 232. a convex hull part; 24. a ventilation gap; 3. a cover plate; 30. an air guide channel; 31. a wind guide shell; 311. a ventilation slot; 312. a clamping hole; 32. an assembling portion; 321. a notch; 33. a sealing strip; 331. perforating; 34. and (5) buckling.

Detailed Description

Exemplary embodiments that embody features and advantages of the utility model are described in detail below in the specification. It is to be understood that the utility model is capable of other embodiments and that various changes in form and details may be made therein without departing from the scope of the utility model and the description and drawings are to be regarded as illustrative in nature and not as restrictive.

In the description of the present application, it is to 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," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the present application and for simplicity in description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular manner, and are not to be construed as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

At present, the refrigerator container of the refrigerator on the market is usually provided with a freezing drawer, the top of the freezing drawer is in an open shape, cold air flows to blow to the top opening of the drawer from a freezing air channel air outlet, then blows to the surface of food, then overflows from the left side and the right side of the drawer, and finally flows back to the freezing air channel air outlet through a gap between the drawer and the refrigerator container, so that the cold air flows to low heat exchange efficiency, and the functional requirement of deep freezing cannot be met.

For convenience of description, unless otherwise specified, the directions of the upper, lower, left, right, front and rear are all referred to herein as the state of the refrigerator in use, the door body of the refrigerator is front, the opposite direction is rear, and the vertical direction is up-down and left-right, and the up-down and left-right directions are defined accordingly.

Fig. 1 is a schematic structural view of a refrigerator according to an embodiment of the present invention. Fig. 2 is a schematic view of the structure of the damper plate 13, the drawer 2, and the cover plate 3 in fig. 1.

Referring to fig. 1 and 2, a refrigerator according to an embodiment of the present invention mainly includes a box body, a drawer 2, and a cover plate 3.

Wherein, the box adopts the hollow structure of cuboid. It will be appreciated that the housing may take the form of a hollow shell of other shapes.

A plurality of mutually separated refrigerating compartments 11 can be arranged in the box body, and each separated refrigerating compartment 11 can be used as an independent storage space, such as a freezing compartment, a refrigerating compartment, a temperature changing compartment and the like, so that different refrigerating requirements such as freezing, refrigerating, temperature changing and the like can be met according to different food types, and the storage can be carried out. The multiple refrigerating compartments 11 may be arranged to be vertically partitioned or to be horizontally partitioned.

Referring to fig. 1, a cabinet inner container 12 (not shown) is disposed in the cabinet, and a refrigerating compartment 11 is formed in the cabinet inner container 12. It will be appreciated that a plurality of tanks 12 may be provided within the cabinet, each tank bladder 12 not defining one or more refrigeration compartments 11.

The front side of the box body is provided with a door body for opening and closing the refrigeration compartment 11. It is understood that a plurality of door bodies can be arranged, and the door bodies are arranged corresponding to the refrigeration compartments 11 one by one. Or a plurality of door bodies can simultaneously open and close one refrigerating compartment 11.

Fig. 3 is a side view of fig. 2. Fig. 4 is a sectional view of fig. 3.

Referring to fig. 2 to 4, an air duct plate 13 is disposed in the box liner 12, the air duct plate 13 is used for partitioning an inner space of the box liner 12, and the refrigerating compartment 11 is formed at a front side of the air duct plate 13, that is, the air duct plate 13 is located at a back side of the refrigerating compartment 11. The back side of the duct plate 13 can be used to form an evaporator bin and a duct, which communicates with the evaporator bin.

The air duct plate 13 is provided with a cold air port 131, the cold air port 131 is communicated with the air duct and the refrigerating chamber 11, so that cold air formed in the evaporator bin can be blown into the refrigerating chamber 11 through the air duct and the cold air port 131, and refrigeration is provided for the refrigerating chamber 11.

In some embodiments, the cooling air port 131 is provided in a plurality, and the cooling air ports 131 may be arranged at different positions and different heights of the cooling compartment as required, so as to provide cooling air to regions at different positions in the cooling compartment.

Fig. 5 is a schematic view of a use state of fig. 2. Fig. 6 is another schematic view of the usage state of fig. 2.

Referring to fig. 5 and 6, in some embodiments, the air duct plate 13 is provided with an air return opening 132, the air return opening 132 is communicated with the evaporator compartment and the refrigerating compartment 11, and the air in the refrigerating compartment 11 can return to the evaporator compartment through the air return opening 132 to form cold air again, so that cold air circulation is formed between the evaporator compartment and the refrigerating compartment 11.

Referring to fig. 2 to 6, the drawer 2 is disposed in the refrigeration compartment 11 of the box body and can be used for freezing and storing food materials. The drawer 2 has an open top through which food material can be placed inside the drawer 2.

The drawer 2 is movably arranged in the refrigeration compartment 11 and can move along the front and back direction of the box body, and then the refrigeration compartment 11 is pulled and pulled or pushed into the refrigeration compartment 11.

In some embodiments, two sides of the drawer 2 are respectively provided with a roller 201, and the inner wall of the refrigeration compartment 11 can be provided with a slide way matched with the roller 201, so that the roller 201 can roll back and forth along the slide way, and the drawer 2 can move back and forth in the refrigeration compartment 11 more easily.

Fig. 7 is a schematic structural view of the drawer 2 and the cover plate 3 in fig. 2. Fig. 8 is an exploded view of fig. 7.

Referring to fig. 7 and 8, the cover plate 3 is detachably covered on the top opening of the drawer 2, and the cover plate 3 is used for closing the top opening of the drawer 2.

The cover plate 3 is provided with an air guide channel 30, and one port of the air guide channel 30 is distributed on the rear side edge of the cover plate 3 and is exposed out of the drawer 2; the other end of the air guiding channel 30 is distributed at the bottom of the cover plate 3 and faces the front end of the inside of the drawer 2. The rear end of the air guide channel 30 is used for being communicated with a cold air port 131 on the back side of the refrigerating compartment 11, so that cold air blown out from the cold air port 131 can be blown into the drawer 2 through the air guide channel 30, and the cold air conveying efficiency in the drawer 2 is improved.

Meanwhile, the peripheral wall of the drawer 2 is provided with the air outlet 202, when cold air blown out from the cold air outlet 131 enters the inside of the drawer 2, the air inside the drawer 2 can be discharged to the outside of the drawer 2 through the air outlet 202 and enters the refrigerating chamber 11, and then the air forcibly circulates inside the drawer 2, and stable cold air circulation is formed, as shown in fig. 4, the refrigerating speed and the refrigerating efficiency of the drawer 2 are improved.

Referring to fig. 4, 7 and 8, in some embodiments, the exhaust vent 202 is disposed on the rear side wall of the drawer 2 and near the bottom of the drawer 2. The front end that cooperation wind-guiding passageway 30's front port is located drawer 2 inside front end, and then at the in-process of air conditioning circulation, makes the inside air of drawer 2 can be disturbed by abundant, has improved the exchange efficiency of the inside air of drawer 2, and then improves the freezing speed and the freezing efficiency of drawer 2.

It should be noted that in other embodiments, the air outlet 202 may be disposed on the left and right side walls of the drawer 2 or the bottom surface of the drawer 2, which can also form a cool air circulation inside the drawer 2 and return the air to the refrigerating compartment 11.

Referring to fig. 7 and 8, in some embodiments, a plurality of air outlets 202 are disposed along the bottom edge of the drawer 2 at intervals, so as to improve the air discharging efficiency of the drawer 2.

Referring to fig. 4 to 8, in some embodiments, the air return opening 132 of the air duct plate 13 is disposed below the cold air opening 131, and the air outlet 202 of the drawer 2 is opposite to the air return opening 132, so that the air exhausted from the drawer 2 can return to the evaporator compartment through the air return opening 132, and further a cold air circulation is formed between the evaporator compartment and the drawer 2, thereby shortening the path of the cold air circulation and further improving the freezing speed and the freezing efficiency of the drawer 2.

Referring to fig. 2 and 5, in some embodiments, the cover plate 3 is movably disposed in the refrigerating compartment 11, so that when the cover plate 3 is covered on the top of the drawer 2, the cover plate 3 can move into and out of the refrigerating compartment 11 along with the drawer 2. Specifically, when the cover plate 3 leaves the refrigeration compartment 11 along with the drawer 2, the cover plate 3 is taken down, so that the food materials in the drawer 2 can be taken and placed; when the cover plate 3 completely enters the refrigeration compartment 11 along with the drawer 2, the rear end of the air guide channel 30 can be butted with the corresponding cold air port 131, so that the air guide channel 30 is communicated with the cold air port 131.

Referring to fig. 2 and 6, in some embodiments, the cover plate 3 is fixedly installed in the refrigeration compartment 11, for example, fixed on the inner wall of the tank liner 12 by clamping or screwing, so that the cover plate 3 is fixed inside the tank body, at this time, the rear end of the air guiding channel 30 is kept in butt joint with the corresponding cold air port 131, that is, the air guiding channel 30 is always communicated with the cold air port 131. When the drawer 2 completely enters the refrigeration compartment 11, the cover plate 3 can just cover the top opening of the drawer 2.

Fig. 9 is an exploded view of the drawer 2 of fig. 8.

Referring to fig. 9, in some embodiments, the drawer 2 includes a body 21 and a front cover 22 disposed at a front side of the body 21. Wherein the top and the front end of the body 21 are both open. Front end housing 22 detachably lock joint is at the front end opening part of body 21, and then makes body 21 can the different front end housing 22 of adaptation installation, and then improves the commonality of drawer 2, also is convenient for install and later maintenance.

Referring to fig. 9, in some embodiments, a frame portion 221 is disposed on the periphery of the front cover 22, and the frame portion 221 corresponds to the bottom surface and the front edges of the left and right sides of the main body 21, so that the front cover 22 can be sleeved on the front end of the main body 21 through the frame portion 221.

In some embodiments, a plurality of protrusions 211 are disposed on the outer wall of the front end of the body 21, and the plurality of protrusions 211 are spaced along the front end edge of the body 21. The frame portion 221 is provided with a bayonet 222 corresponding to the locking protrusion 211, and the frame portion 221 is locked to the locking protrusion 211 through the bayonet 222.

Fig. 10 is a schematic structural view of the heat dissipation bracket 23 of fig. 9. Fig. 11 is a side view of fig. 10.

Referring to fig. 4 and 10, in some embodiments, a heat dissipating bracket 23 is disposed inside the drawer 2, the heat dissipating bracket 23 is supported on the inner bottom surface of the drawer 2, and the food material can be placed above the heat dissipating bracket 23. A ventilation gap 24 through which cold air can pass is formed between the heat dissipation bracket 23 and the inner bottom surface of the drawer 2, so that when cold air flows in the drawer 2, the cold air can flow in the ventilation gap 24, and the freezing speed and the freezing efficiency in the drawer 2 are further improved.

Referring to fig. 10, in some embodiments, the heat dissipation bracket 23 is provided with a plurality of through holes 230 penetrating up and down, and the space above the heat dissipation bracket 23 is communicated with the ventilation gap 24 through the through holes 230. After the food materials are placed on the heat dissipation support 23, cold air can be blown upwards to the bottom of the food materials from the ventilation gap 24 below the heat dissipation support 23, so that the food materials can be frozen in a 360-degree all-around mode, quick freezing of the food materials is achieved, and the freezing speed and the freezing efficiency of the food materials are improved.

Referring to fig. 10 and 11, in some embodiments, the heat dissipating bracket 23 includes concave portions 231 and convex portions 232 alternately arranged at intervals, so that the surface of the heat dissipating bracket 23 forms a rugged bracket structure, and the through holes 230 may be disposed on the concave portions 231 and/or the convex portions 232. When eating material and preventing on heat dissipation support 23, can improve the space clearance of eating material bottom, and then improve the efficiency of eating material bottom air flow.

Fig. 12 is an exploded view of the cover plate 3 of fig. 8. Fig. 13 is a schematic view of fig. 12 from another perspective.

Referring to fig. 12 and 13, in some embodiments, a bottom of the cover plate 3 is provided with a wind guiding shell 31, the wind guiding shell 31 is attached to a bottom surface of the cover plate 3, a top surface of the wind guiding shell 31 is recessed with a ventilation slot 311, and a wind guiding channel 30 can be formed between the wind guiding shell 31 and the bottom surface of the cover plate 3.

The air guide shell 31 extends in the front-rear direction. The rear end of the air guiding shell 31 is flush with the rear side edge of the cover plate 3 and forms the rear end opening of the air guiding channel 30. The front end of the air guide shell 31 extends forward and forms a front port of the air guide passage 30.

In some embodiments, the width of the air guiding shell 31 gradually increases from the rear end to the front end, and the width of the front end of the air guiding shell 31 is larger than the width of the rear end thereof, so that the cold air in the air guiding channel 30 can be blown to the inside of the drawer 2 in a wide range, the air exchange efficiency inside the drawer 2 is improved, and the freezing speed and the freezing efficiency inside the drawer 2 can be further improved.

Referring to fig. 4, 11 and 12, in some embodiments, the rear end of the bottom surface of the cover plate 3 is recessed upward to form a mounting portion 32, and the mounting portion 32 is opposite to the rear end of the air guiding shell 31. When air guide shell 31 is attached to the bottom surface of cover plate 3, mounting portion 32 and the rear end portion of air guide shell 31 surround to form the rear end opening of air guide channel 30. The assembly portion 32 can be matched with the rear end portion of the air guide shell 31 to improve the caliber of the rear port of the air guide channel 30, so that the rear port of the air guide channel 30 can be sleeved on the cold air port 131, the air guide channel 30 is conveniently butted with the cold air port 131, and the sealing performance of the air guide channel 30 is improved.

In some embodiments, the assembling portion 32 protrudes from the top surface of the cover plate 3, and the protruding height of the assembling portion 32 gradually decreases in the direction from the back to the front, thereby facilitating to reduce the occupation of the top space of the cover plate 3 by the assembling portion 32.

In some embodiments, a notch 321 is formed at the rear end of the assembling portion 32, and the notch 321 is adapted to the outer contour of the cold air inlet 131, so as to facilitate accurate butt joint of the air guiding channel 30 and the cold air inlet 131.

Referring to fig. 11 and 12, in some embodiments, a sealing strip 33 is interposed between the top peripheral edge of the air guiding shell 31 and the bottom surface of the cover plate 3, and the shape of the sealing strip 33 is identical to the shape of the top peripheral edge of the air guiding shell 31. The sealing tape 33 is used to seal the assembly gap between the air guide casing 31 and the bottom surface of the cover plate 3, thereby improving the sealing performance of the air guide passage 30.

Still referring to fig. 11 and 12, in some embodiments, a plurality of fasteners 34 are convexly disposed on the bottom surface of the cover plate 3, a plurality of fastening holes 312 are disposed on the top peripheral edge of the air guiding shell 31, and the fastening holes 312 are arranged at intervals along the top peripheral edge of the air guiding shell 31 and correspond to the fasteners 34 one to one. The buckle 34 is buckled with the buckle hole 312, so that the air guiding shell 31 is fixedly mounted on the bottom surface of the cover plate 3.

In some embodiments, the fastening hole 312 on the top peripheral edge of the air guide shell 31 is located right below the sealing strip 33, the sealing strip 33 is provided with a through hole 331 arranged opposite to the fastening hole 312, and the buckle 34 can pass through the through hole 331 of the sealing strip 33 and then be fastened with the fastening hole 312 on the air guide shell 31, so that the sealing strip 33 is firmly fixed in the assembly gap between the air guide shell 31 and the bottom surface of the cover plate 3.

Based on the technical scheme, the utility model at least has the following advantages and positive effects:

in the refrigerator, the cover plate 3 is detachably covered at the opening at the top of the drawer 2, so that the inside and the outside of the drawer 2 are relatively sealed and isolated, the air guide channel 30 of the cover plate 3 is matched, the rear port of the air guide channel 30 is communicated with the cold air port 131, the front port of the air guide channel 30 faces to the inside of the drawer 2, cold air at the cold air port 131 can be conveyed to the inside of the drawer 2 through the air guide channel 30, finally, air in the drawer 2 is exhausted to the outside of the drawer 2 through the air outlet 202 arranged on the peripheral wall of the drawer 2, and stable cold air circulation is formed in the drawer 2. This scheme not only can improve the efficiency of cold wind mouth 131 to the inside cold wind of carrying of drawer 2, can also improve the heat exchange efficiency in the drawer 2 through cold wind circulation, and then satisfies the functional requirement of cryrogenic quick-freeze, and then realizes the promotion of the 2 freezing performances of drawer.

While the present invention has been described with reference to several exemplary embodiments, it is understood that the terminology used is intended to be in the nature of words of description and illustration, rather than of limitation. As the present invention may be embodied in several forms without departing from the spirit or essential characteristics thereof, it should also be understood that the above-described embodiments are not limited by any of the details of the foregoing description, but rather should be construed broadly within its spirit and scope as defined in the appended claims, and therefore all changes and modifications that fall within the meets and bounds of the claims, or equivalences of such meets and bounds are therefore intended to be embraced by the appended claims.

Claims (10)

1. A refrigerator, characterized by comprising:

the refrigerator comprises a box body, a refrigerating chamber and a cooling fan, wherein the refrigerating chamber is arranged in the box body, and a cold air port is formed in the back side of the refrigerating chamber;

the drawer is movably arranged in the refrigerating chamber; the top of the drawer is provided with an opening, and the peripheral wall of the drawer is provided with an air outlet;

the cover plate is detachably covered at the opening at the top of the drawer; the cover plate is provided with an air guide channel, the rear port of the air guide channel is communicated with the cold air port, and the front port of the air guide channel faces the inside of the drawer;

the cold air port conveys cold air to the interior of the drawer through the air guide channel, and air in the drawer is discharged out of the drawer through the air outlet, so that cold air circulation is formed in the drawer.

2. The refrigerator as claimed in claim 1, wherein the air discharge opening is provided on a rear sidewall of the drawer near a bottom of the drawer.

3. The refrigerator of claim 1, further comprising a heat dissipation bracket supported on the inner bottom surface of the drawer with a ventilation gap for passing cold air therebetween.

4. The refrigerator as claimed in claim 3, wherein the heat dissipating bracket is formed with a plurality of through holes penetrating up and down, and a space above the heat dissipating bracket is communicated with the ventilation gap through the through holes.

5. The refrigerator as claimed in claim 1, wherein a wind guide shell is disposed at a bottom of the cover plate, the wind guide shell is attached to a bottom surface of the cover plate, and the wind guide channel is surrounded between the wind guide shell and the bottom surface of the cover plate.

6. The refrigerator as claimed in claim 5, wherein a fitting part is concavely provided at a rear end of a bottom surface of the cover plate, the fitting part is opposite to a rear end of the air guide casing, and the fitting part and the rear end of the air guide casing surround to form a rear port of the air guide passage.

7. The refrigerator according to claim 5, wherein a sealing strip is interposed between a top peripheral edge of the air guide casing and the bottom surface of the cover plate, and the sealing strip is used for sealing an assembly gap between the air guide casing and the bottom surface of the cover plate.

8. The refrigerator according to claim 5, wherein a plurality of fasteners are convexly disposed on the bottom surface of the cover plate, a plurality of fastening holes are disposed on the top peripheral edge of the air guide casing, the fastening holes are arranged at intervals along the top peripheral edge of the air guide casing and correspond to the fasteners one by one, and the fasteners are fastened to the fastening holes, so that the air guide casing is attached to the bottom surface of the cover plate.

9. The refrigerator as claimed in claim 1, wherein an air duct plate is provided on a back side of the refrigerating compartment, and the air duct plate is provided with the cool air inlet and an air inlet spaced apart from and below the cool air inlet; the air outlet is opposite to the air inlet.

10. The refrigerator of claim 1, wherein the drawer includes a body and a front cover; the top and the front end of the body are open; the front end cover is detachably buckled at the opening at the front end of the body.

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