CN210220335U - Refrigerator with a door - Google Patents
Refrigerator with a door Download PDFInfo
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- CN210220335U CN210220335U CN201920691748.9U CN201920691748U CN210220335U CN 210220335 U CN210220335 U CN 210220335U CN 201920691748 U CN201920691748 U CN 201920691748U CN 210220335 U CN210220335 U CN 210220335U
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- cooling chamber
- evaporator
- air
- chamber
- storage space
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- Removal Of Water From Condensation And Defrosting (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The utility model provides a refrigerator. The method comprises the following steps: a storage compartment having a storage space for accommodating articles; the cooling chamber is arranged at the upper side of the storage space, and the lower surface of the cooling chamber is provided with an air return port; an evaporator disposed in the cooling chamber; and the water collecting box is arranged below the air return opening and is arranged at an interval with the lower surface of the cooling chamber so as to enable air flow to enter the cooling chamber through the upper side of the water collecting box and the air return opening. The upper space of the storage chamber can be fully utilized. And part of moisture on the evaporator can be directly sent into the chamber, so that the humidity of the chamber is improved. Meanwhile, the air circulation rate of the upper layer is improved, the hottest air is cooled at first, and the cold energy of the evaporator is fully utilized. In addition, the defrosting water can be fully utilized, and the water collecting box collects the defrosting water and replenishes water for the chamber, so that the food weight loss caused by discharging the defrosting water out of the chamber is reduced, and the like.
Description
Technical Field
The utility model relates to a refrigeration plant field especially relates to a refrigerator.
Background
A conventional refrigerator includes a cabinet, a compression refrigeration system, and a door. The box can include inner bag, heat preservation and shell, has storing space in the inner bag, and the door body is used for opening or closing storing space. A compression refrigeration system may include a compressor, a condenser, a throttling device, and an evaporator. The inlet end of the condenser is connected to the outlet of the compressor, the outlet end of the condenser is connected to the throttling device, the inlet end of the evaporator is connected to the throttling device, and the outlet end of the evaporator is connected to the inlet of the compressor. The refrigerator may comprise an air-cooled refrigerator. However, in the existing air-cooled refrigerator, moisture carried in return air is condensed on the surface of the refrigerator through an evaporator, so that the humidity of a compartment is continuously reduced, and food is dried; simultaneously, in practical application, the inside cold air of refrigerator sinks, and traditional return air mode makes cold volume utilization not enough down, and the hot-air shifts up simultaneously, leads to upper space temperature the highest, and is unfavorable to the fresh-keeping of this regional food, and upper space utilization is not enough, has caused the waste in space. In addition, the evaporimeter adopts multirow formula side by side structure more, set up in the rear portion of storing room, the fan is placed in the evaporimeter upper end, there is certain not enough in this kind of design mode, if multirow formula evaporimeter thickness is great, the room degree of depth has been reduced, usable space reduces, set up the fan in the evaporimeter upper end, refrigerated air is behind the fan, still need can get into room performance cooling effect through longer wind channel, most cold volume of loss can't be utilized by room in the wind channel, evaporimeter cooling capacity has been reduced. And also causes uneven indoor temperature distribution of the storage room.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming at least one defect of current forced air cooling refrigerator, provide a refrigerator, utilize the storing compartment as far as possible, and can improve humidity in the storing space.
Therefore, the utility model provides a refrigerator, it includes:
a storage compartment having a storage space for accommodating articles;
the cooling chamber is arranged at the upper side of the storage space, and the lower surface of the cooling chamber is provided with an air return port;
an evaporator disposed in the cooling chamber; and
and the water collecting box is arranged below the air return opening and is arranged at an interval with the lower surface of the cooling chamber so as to enable air flow to enter the cooling chamber through the upper side of the water collecting box and the air return opening.
Optionally, the refrigerator further comprises a fan;
the evaporator is horizontally arranged in the cooling chamber and is provided with a through hole which is positioned right above the air return port;
the fan is arranged at the air return opening or in the through hole.
Optionally, the evaporator comprises: the evaporation tubes are arranged in a single layer, and each evaporation tube extends in the same plane; and a plurality of fins mounted to at least one of the evaporation tubes; and at least one of the evaporating tubes and the plurality of fins define the through hole.
Optionally, each of the evaporation tubes is spirally coiled in the same plane; one end of each evaporation tube is close to the through hole, and each evaporation tube extends to the other end of the evaporation tube from one end of the evaporation tube close to the through hole to surround the through hole.
Optionally, each of the evaporation tubes comprises a plurality of straight tube section groups, which are sequentially arranged along the circumferential direction of the evaporator; each straight pipe section group is provided with a plurality of straight pipe sections which are sequentially arranged in parallel along the radial direction of the evaporator.
Optionally, a plurality of fins are arranged on each evaporation tube; and each said fin is perpendicular to the corresponding said evaporating tube; the plurality of fins on each evaporating tube are arranged in sequence along the extending direction of the evaporating tube.
Optionally, the length of the cooling chamber extending in the front-rear direction is 3/4 to 1 of the length of the storage compartment extending in the front-rear direction; and, the length that the evaporator extends in the front-rear direction is 3/4 to 1 of the length that the cooling chamber extends in the front-rear direction.
Optionally, the air return opening is located in the middle of the lower surface of the cooling chamber; the air return opening is positioned at the lowest position of the lower surface of the cooling chamber, so that the defrosting water on the evaporator flows to the water collecting box through the inner surface of the lower chamber wall of the cooling chamber; and a heating device is arranged in the water collecting box.
Optionally, air supply ducts are arranged on the rear side, the left side and/or the right side of the storage space, and each air supply duct is communicated with the cooling chamber and is communicated with the storage space through at least one first air supply outlet.
Optionally, at least one second air supply outlet communicated with the storage space is arranged on the front wall surface of the cooling chamber.
The utility model discloses an in the refrigerator, owing to place the evaporimeter in the storing space upside, but make full use of storing room upper portion space. And part of moisture on the evaporator can be directly sent into the chamber, so that the humidity of the chamber is improved. Meanwhile, the air circulation rate of the upper layer is improved, the hottest air is cooled at first, and the cold energy of the evaporator is fully utilized. In addition, the defrosting water can be fully utilized, and the water collecting box collects the defrosting water and replenishes water for the chamber, so that the food weight loss caused by discharging the defrosting water out of the chamber is reduced, and the like.
Further, the utility model discloses a refrigerator still can reduce amount of wind transmission path, reduces cold volume loss. The top cover plate (namely the lower chamber wall of the cooling chamber) is designed into an inclined shape which is contracted towards the air return inlet, so that the defrosting water can directly flow into the lower water collecting box conveniently, and meanwhile, the water collecting box is provided with a filter screen for purifying the defrosting water; a low-power heating wire is arranged in the water collecting box to evaporate the defrosting water. The air return opening, the air supply air duct, the first air supply opening and the second air supply opening are arranged, so that air supply, air return and the like of the storage room are more uniform, air quantity distribution in the storage room is uniform, and further, the indoor temperature distribution in the storage room can be uniform.
Further, the utility model discloses in the refrigerator, design into individual layer arrangement structure with the evaporimeter, can show the thickness that reduces the evaporimeter, and then can increase storage space's height, improve the internal space utilization of refrigerator box. The size of the evaporator can be further determined according to the surface size of the top wall of the storage compartment, so that the evaporator is filled in the whole rear wall.
Further, the utility model discloses an in the refrigerator, the fin can be prevented to keep out the wind by the setting of the through-hole of evaporimeter. The centrifugal fan and the like are arranged in the central through hole and are opposite to the air return opening on the lower side of the evaporator, and the evaporator is blown by the fan to supply air all around, so that cold air flows to the storage space.
The above and other objects, advantages and features of the present invention will become more apparent to those skilled in the art from the following detailed description of specific embodiments thereof, taken in conjunction with the accompanying drawings.
Drawings
Some specific embodiments of the present invention will be described in detail hereinafter, by way of illustration and not by way of limitation, with reference to the accompanying drawings. The same reference numbers in the drawings identify the same or similar elements or components. Those skilled in the art will appreciate that the drawings are not necessarily drawn to scale. In the drawings:
fig. 1 is a schematic cross-sectional view of a refrigerator according to an embodiment of the present invention;
FIG. 2 is another schematic cross-sectional view of the refrigerator shown in FIG. 1;
FIG. 3 is a schematic partial block diagram of the refrigerator shown in FIG. 1;
FIG. 4 is another schematic partial block diagram of the refrigerator shown in FIG. 1;
FIG. 5 is a schematic structural view of an evaporator in the refrigerator shown in FIG. 1;
FIG. 6 is a schematic block diagram of a water collection box assembly in the refrigerator of FIG. 1;
fig. 7 is a schematic structural view of a water storage box assembly in the refrigerator of fig. 1.
Detailed Description
Fig. 1 is a schematic cross-sectional view of a refrigerator according to an embodiment of the present invention. As shown in fig. 1 and referring to fig. 2 to 7, arrows indicate airflow, and an embodiment of the present invention provides a refrigerator, which may include a storage compartment 30, a cooling chamber 40, an evaporator 20, a blower 60, and a water receiving box 70. The storage compartment 30 is configured to accommodate articles, i.e., articles to be refrigerated or frozen, i.e., a storage space for accommodating articles is provided in the storage compartment 30. The cooling compartment 40 may be disposed at an upper side or upper portion of the storage compartment 30, i.e., at an upper side of the storage space. The lower surface of the cooling chamber 40 may be provided with a return air inlet. The evaporator 20 is disposed in the cooling chamber 40. Preferably, the evaporator 20 is a finned tube evaporator, disposed horizontally within the cooling chamber 40. The water receiving box 70 is disposed below the air return opening and spaced apart from the lower surface of the cooling chamber 40, so that the air flow enters the cooling chamber 40 through the upper side of the water receiving box 70 and the air return opening. The water collection box 70 may be used to collect the defrost water on the evaporator 20. The water receiving box 70 may be mounted to the lower chamber wall of the cooling chamber by a snap fit or the like.
In the embodiment of the present invention, the evaporator 20 is disposed on the upper side of the storage space, so that the space above the storage compartment 30 can be fully utilized. And a part of moisture on the evaporator 20 can be directly sent into the compartment to increase the humidity of the compartment. Meanwhile, the air circulation rate of the upper layer is improved, the hottest air is cooled firstly, and the cold energy of the evaporator 20 is fully utilized. In consideration of the full utilization of the defrosting water, the water collecting box 70 collects the defrosting water and replenishes water for the compartment, so that the food weight loss caused by discharging the defrosting water out of the compartment is reduced.
In order to facilitate air supply of the evaporator 20, the evaporator 20 is provided with a through hole 23, and the through hole 23 is positioned right above the air return opening; the blower 60 is installed at the return air inlet or in the through hole 23. The fan 60 may be an axial fan or a centrifugal fan. The axial flow fan can be arranged at the air return opening and can also be arranged in the through hole 23. The centrifugal fan is preferably installed in the through hole 23 to blow air to the evaporator 20 positioned therearound.
And air supply ducts 50 are arranged on the rear side, the left side and/or the right side of the storage space, and each air supply duct 50 is communicated with the cooling chamber 40 and is communicated with the storage space through at least one first air supply outlet. Each of the air supply ducts 50 may be disposed in a corresponding compartment wall of the storage compartment 30, and may also be disposed at a corresponding rear portion or two side portions of the storage compartment 30. And each of the supply air ducts 50 may communicate with a corresponding rear end or side portion of the cooling compartment 40. The storage compartment 30 has a plurality of partitions therein to divide the storage space into a plurality of sub-storage spaces and drawer spaces provided on the lower sides of the sub-storage spaces, and the first air supply outlet communicating with each air supply duct 50 may be a plurality of, and at least communicate with the sub-storage spaces and the drawer spaces except the sub-storage space on the uppermost side. For example, if the number of the sub-storage spaces is 3 and the number of the drawer spaces is 1, the number of the first air supply ports communicating with each air supply duct 50 may be three. Further, a plurality of air supply ducts 50 may be provided at both sides and the rear side of the storage space. The front wall surface of the cooling chamber 40 is provided with at least one second blowing port 41 communicating with the storage space. For example, the cooling chamber 40 may be disposed at the top of the storage compartment 30, the front end of the cooling chamber 40 may communicate with the storage space, and at least three second blowing ports 41 may be disposed on the front wall surface. The air supply and the return air of the storage chamber 30 are more uniform, the air quantity in the storage chamber 30 is uniformly distributed, and the temperature in the storage chamber 30 is uniformly distributed. The drawer space may be used to install the drawer 80.
In some embodiments of the present invention, as shown in fig. 3 to 5, the evaporator 20 may include at least one evaporation tube 21 and a plurality of fins 22. The evaporation tubes 21 are arranged in a single layer, and each evaporation tube 21 is spirally wound in the same plane. A plurality of fins 22 are mounted to the at least one evaporation tube 21. Preferably, the evaporation tube 21 may be plural, and the plural evaporation tubes 21 are arranged in parallel. It is also preferable that there is one evaporation tube 21. Design into single-layer arrangement structure with evaporimeter 20, can show the thickness that reduces evaporimeter 20, and then can increase the height of storing space, improve the internal space utilization of refrigerator.
In some embodiments of the present invention, the at least one evaporating tube 21 and the plurality of fins 22 define the through hole 23. One end of each evaporation tube 21 is adjacent to the through hole 23, and each evaporation tube 21 extends from its one end adjacent to the through hole 23 around the through hole 23 to the other end of the evaporation tube 21. Further, one end of each fin 22 is located at the center of the evaporator 20, and the other end is located at the periphery of the evaporator 20. In some preferred embodiments, a plurality of fins 22 are provided on each of the evaporating tubes 21. Each fin 22 is perpendicular to the corresponding evaporation tube 21. The plurality of fins 22 on each of the evaporating tubes 21 are arranged in order along the extending direction of the evaporating tube 21. That is, each fin 22 is mounted on only one of the evaporator tubes 21 between the inner and outer evaporator tube sections on which it is mounted. In this embodiment, the fins 22 define the above-described through holes 23.
In some embodiments of the present invention, each of the evaporation tubes 21 includes a plurality of straight tube section groups, which are sequentially arranged in the circumferential direction of the evaporator 20; each straight tube section group has a plurality of straight tube sections arranged in parallel in order in the radial direction of the evaporator 20. Preferably, the set of straight tube sections may be four such that each coil of evaporating tubes 21 has a generally rectangular, e.g., generally square, section.
In some embodiments of the present invention, the length of the cooling chamber 40 extending in the front-rear direction is 3/4 to 1 of the length of the storage compartment 30 extending in the front-rear direction; and the length of the evaporator 20 extending in the front-rear direction is 3/4 to 1 of the length of the cooling compartment 40 extending in the front-rear direction. The arrangement enables the evaporator 20 to be spirally paved on the upper wall surface of the cooling chamber 40, so that the evaporation area is large, the refrigeration effect is good, and excessive storage space is not occupied.
In some embodiments of the present invention, as shown in fig. 1, 6 and 7, the return air opening is located in the middle of the lower surface of the cooling chamber 40; and the return air opening is located at the lowest position of the lower surface of the cooling chamber 40 so that the defrost water on the evaporator 20 flows toward the water collection box 70 via the inner surface of the lower chamber wall of the cooling chamber 40; the water receiving box 70 is provided therein with a heating device 71 and a filter screen 72. The filtering net 72 purifies the defrosting water. The heating device 71 can be a low-power electric heating wire to evaporate the defrosting water, so that the defrosting water can be recycled. The edge of the water collecting box 70 is provided with an illuminating device, so that the ornamental value of the refrigerator is improved.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been shown and described in detail herein, many other variations and modifications can be made, consistent with the principles of the invention, which are directly determined or derived from the disclosure herein, without departing from the spirit and scope of the invention. Accordingly, the scope of the present invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A refrigerator, characterized by comprising:
a storage compartment having a storage space for accommodating articles;
the cooling chamber is arranged at the upper side of the storage space, and the lower surface of the cooling chamber is provided with an air return port;
an evaporator disposed in the cooling chamber; and
and the water collecting box is arranged at the upper part of the storage space and below the air return opening, and is arranged at an interval with the lower surface of the cooling chamber so as to enable air flow to enter the cooling chamber through the upper side of the water collecting box and the air return opening.
2. The refrigerator of claim 1, further comprising a blower fan;
the evaporator is horizontally arranged in the cooling chamber and is provided with a through hole which is positioned right above the air return port;
the fan is arranged at the air return opening or in the through hole.
3. The refrigerator according to claim 2, wherein the evaporator comprises:
the evaporation tubes are arranged in a single layer, and each evaporation tube extends in the same plane; and
a plurality of fins mounted to at least one of the evaporation tubes; and is
At least one of the evaporation tubes and a plurality of the fins define the through-hole.
4. The refrigerator according to claim 3,
each evaporation tube is spirally coiled in the same plane; one end of each evaporation tube is close to the through hole, and each evaporation tube extends to the other end of the evaporation tube from one end of the evaporation tube close to the through hole to surround the through hole.
5. The refrigerator according to claim 4,
each evaporation tube comprises a plurality of straight tube section groups which are sequentially arranged along the circumferential direction of the evaporator; each straight pipe section group is provided with a plurality of straight pipe sections which are sequentially arranged in parallel along the radial direction of the evaporator.
6. The refrigerator according to claim 4,
each evaporating tube is provided with a plurality of fins; and is
Each of the fins is perpendicular to the corresponding evaporation tube;
the plurality of fins on each evaporating tube are arranged in sequence along the extending direction of the evaporating tube.
7. The refrigerator according to any one of claims 3 to 6,
the length of the cooling chamber extending along the front-back direction is 3/4-1 of the length of the storage compartment extending along the front-back direction; and is
The length of the evaporator extending in the front-rear direction is 3/4 to 1 of the length of the cooling chamber extending in the front-rear direction.
8. The refrigerator according to claim 1,
the air return inlet is positioned in the middle of the lower surface of the cooling chamber; and is
The air return opening is positioned at the lowest position of the lower surface of the cooling chamber, so that the defrosting water on the evaporator flows to the water collecting box through the inner surface of the lower chamber wall of the cooling chamber;
and a heating device is arranged in the water collecting box.
9. The refrigerator according to claim 1,
and air supply channels are arranged on the rear side, the left side and/or the right side of the storage space, and each air supply channel is communicated with the cooling chamber and is communicated with the storage space through at least one first air supply outlet.
10. The refrigerator according to claim 1 or 9,
and the front wall surface of the cooling chamber is provided with at least one second air supply outlet communicated with the storage space.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920691748.9U CN210220335U (en) | 2019-05-14 | 2019-05-14 | Refrigerator with a door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920691748.9U CN210220335U (en) | 2019-05-14 | 2019-05-14 | Refrigerator with a door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210220335U true CN210220335U (en) | 2020-03-31 |
Family
ID=69926035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920691748.9U Active CN210220335U (en) | 2019-05-14 | 2019-05-14 | Refrigerator with a door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210220335U (en) |
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2019
- 2019-05-14 CN CN201920691748.9U patent/CN210220335U/en active Active
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