CN211650906U

CN211650906U - Heat exchange device for portable refrigeration appliance

Info

Publication number: CN211650906U
Application number: CN201922497465.3U
Authority: CN
Inventors: 赵瑜; 吴启楠; 文坚; 种衍习
Original assignee: Skyworth Group Co Ltd
Current assignee: Skyworth Group Co Ltd
Priority date: 2019-12-31
Filing date: 2019-12-31
Publication date: 2020-10-09
Anticipated expiration: 2029-12-31

Abstract

The utility model provides a heat transfer device for portable refrigeration utensil, including the shell, have the bottom plate of air outlet and air intake, fixed setting is in the support piece of air intake sets up the air intake with induced air mechanism and setting between the support piece are in the first microchannel condenser of support piece opposite side. The heat exchange chamber is designed in a closed manner, the heat exchange space is divided into a cold area and a hot area, an air inlet and an air outlet are reserved in the cold area and the hot area respectively, the cold area and the hot area of the heat exchange chamber are completely separated by a support piece, and the air in the cold area is sucked to the hot area through a micro-channel condenser by an axial fan, so that high-efficiency heat exchange is performed. The micro-channel condenser is adopted, so that the whole heat exchange device is small in size and does not occupy excessive space.

Description

Heat exchange device for portable refrigeration appliance

Technical Field

The utility model relates to a heat transfer technical field, in particular to a heat transfer device for portable refrigeration utensil.

Background

Along with the improvement of the life quality of people, the application of refrigeration appliances in life micro-scenes is more and more extensive, and portable refrigeration equipment, medical cases and other equipment are carried at the same time, and the variety is more and more.

The existing heat exchange device occupies a large space and cannot meet the requirement of small-size portable refrigeration equipment, and the heat exchanger in the prior art is mostly arranged in a wall-attaching manner, so that the problem of insufficient heat dissipation exists when the heat exchanger is embedded into the portable refrigeration equipment.

Thus, there is a need for improvement and improvement in the art.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned prior art not enough, an object of the utility model is to provide a heat transfer device for portable refrigeration utensil, it is big to aim at solving current heat transfer device occupation space for portable refrigeration utensil, the poor problem of radiating effect.

The technical scheme of the utility model as follows:

a heat exchange device for a portable refrigeration appliance comprises a shell, a bottom plate with an air outlet and an air inlet, a support piece fixedly arranged at the air inlet, an air inducing mechanism arranged between the air inlet and the support piece and a first micro-channel condenser arranged at the other side of the support piece.

Optionally, the heat exchange device for the portable refrigeration appliance, wherein the air inducing mechanism is an axial flow fan.

Optionally, the heat exchanger for a portable refrigeration device, wherein the support member includes a body, a first folding edge disposed on the body, a second folding edge disposed on the body and perpendicular to the first folding edge, and a third folding edge disposed on the body and parallel to the first folding edge, and a cold air port is disposed in the middle of the body.

Optionally, the heat exchanging device for the portable refrigeration appliance, wherein one end of the second flange, which is far away from the bottom plate, is provided with a screw hole for fixing with the outer shell.

Optionally, the heat exchange device for the portable refrigeration appliance, wherein the air inlet is provided with a filter screen for filtering.

Optionally, the heat exchange device for a portable refrigeration appliance, wherein the axial flow fan and the first microchannel condenser are coaxially disposed at two sides of the support member.

Optionally, the heat exchange device for the portable refrigeration appliance further comprises a second micro-channel condenser, and the second micro-channel condenser is arranged on the air outlet side of the axial flow fan.

Optionally, the heat exchange device for the portable refrigeration appliance, wherein the first microchannel condenser is connected in series with the second microchannel condenser.

Optionally, the heat exchanging device for the portable refrigeration appliance, wherein the air inlet and the air outlet are located in the same plane.

Optionally, the heat exchanger for a portable refrigeration device, wherein a plane where the air inlet is located and a plane where the air outlet is located are different from each other.

Has the advantages that: the utility model provides a heat transfer device for portable refrigeration utensil, including the shell, have the bottom plate of air outlet and air intake, fixed setting is in the support piece of air intake sets up the air intake with induced air mechanism and setting between the support piece are in the first microchannel condenser of support piece opposite side. The heat exchange chamber is designed in a closed manner, the heat exchange space is divided into a cold area and a hot area, an air inlet and an air outlet are reserved in the cold area and the hot area respectively, the cold area and the hot area of the heat exchange chamber are completely separated by a support piece, and the air in the cold area is sucked to the hot area through a micro-channel condenser by an axial fan, so that high-efficiency heat exchange is performed. The micro-channel condenser is adopted, so that the whole heat exchange device is small in size and does not occupy excessive space.

Drawings

Fig. 1 is a perspective view of a heat exchange device for a portable refrigeration device according to an embodiment of the present invention.

Fig. 2 is a schematic view of an internal structure of a heat exchange device for a portable refrigeration device according to an embodiment of the present invention.

Fig. 3 is a schematic structural diagram of a supporting member according to an embodiment of the present invention.

Fig. 4 is a schematic structural diagram of a portable refrigeration device according to an embodiment of the present invention.

Fig. 5 is a schematic view of the air flow during use of the portable refrigeration appliance shown in fig. 4.

Detailed Description

The utility model provides a heat transfer device for portable refrigeration utensil, for making the utility model discloses a purpose, technical scheme and effect are clearer, clear and definite, and it is right that the following refers to the drawing and the embodiment is lifted the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The numbering of the components as such, e.g., "first", "second", etc., is used herein only to distinguish the objects as described, and does not have any sequential or technical meaning. The term "connect" or "connect" as used herein includes both direct and indirect connections (connections), unless otherwise specified. In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

Referring to fig. 1 to 3, as shown in the drawings, a heat exchange device for a portable refrigeration device according to an embodiment of the present invention includes a bottom plate 20 having an air outlet 21 and an air inlet 22 in a housing 10, a supporting member 30 fixedly disposed at the air inlet 22, an air inducing mechanism 40 disposed between the air inlet 22 and the supporting member 30, and a first microchannel condenser 50 disposed at the other side of the supporting member 30.

In this embodiment, the housing and the bottom plate are matched to form a closed heat exchange space, the heat exchange space is divided into a cold area and a hot area, an air inlet and an air outlet are reserved in the cold area and the hot area respectively, the cold area and the hot area of the heat exchange chamber are completely separated by the supporting piece, and the air in the cold area is sucked to the hot area through the microchannel condenser by the axial fan, so that efficient heat exchange is performed. The micro-channel condenser is adopted, so that the whole heat exchange device is compact in structure and is suitable for being installed and used in a portable refrigeration appliance.

In some embodiments, the air inducing mechanism 40 is an axial flow fan, and the axial flow fan has three plastic blades, and the plastic blades can reduce the overall weight of the fan, and reduce the load of the motor and the input power consumption. The cooling capacity generated by the first microchannel condenser is blown to the component to be cooled by the rotation of the axial flow fan, the pressure in the shell of the heat exchange device is larger than the external pressure due to the rotation of the axial flow fan, and the gas after heat exchange is discharged through the air outlet.

Further, the axial flow fan 40 is disposed coaxially with the first microchannel condenser 50 at both sides of the support. By arranging the axial flow fan 40 coaxially with the first microchannel condenser 50, the cool air generated by the first microchannel condenser 50 can be better led out.

In some embodiments, as shown in fig. 3, the supporting member 30 includes a body 31, a first folding edge 310 disposed on the body 31, a second folding edge 320 disposed on the body 31 and perpendicular to the first folding edge 310, and a third folding edge 330 disposed on the body 31 and parallel to the first folding edge 310, wherein a cold air opening 340 is opened in a middle portion of the body 31.

Specifically, the supporting member 30 is a metal square bracket, and a cold air port 340 is formed in the middle of the metal square bracket for passing cold air generated by the micro-channel condenser. The first folding edge 310 is provided with a fixing position for fixing with the bottom plate, and generally, the first folding edge 310 faces the air outlet direction. The third folding edge 330 faces the first microchannel condenser, and the third folding edge 330 covers the top of the first microchannel condenser during installation to protect the first microchannel condenser 50. The end of the second flange 320 far from the bottom plate 20 is provided with a screw hole 321 for fixing with the housing 10. The support frame can be firmly fixed on the shell through screws.

In some embodiments, the base plate 20 may be of a quadrilateral design, such as a rectangle, a square. The air outlet 21 and the air inlet 22 are respectively arranged at two ends of the quadrangular bottom plate, and the shape of the air outlet 21 and the air inlet 22 can be a plurality of square openings which are arranged in parallel or round openings.

In some embodiments, the air outlet 21 and the air inlet 22 on the bottom plate 20 may be located on the same plane, that is, the bottom plate 20 is a flat plate, and the air outlet 21 and the air inlet 22 are located at two ends of the flat plate. Of course, the plane of the air inlet and the plane of the air outlet can be made to be different according to actual needs. For example, the plane where the air outlet is located can be set to form a certain inclination angle with the plane where the air inlet is located, and different use spaces can be met by setting the plane where the air inlet and the air outlet are located to form a certain included angle.

In some embodiments, the intake vent 22 is provided with a filter screen for filtering. By providing the filter screen, dust can be prevented from entering the first microchannel condenser 50, which affects the normal operation of the first microchannel condenser 50.

In some embodiments, the heat exchange device for a portable refrigeration device further includes a second micro-channel condenser 60 (not shown in the drawings), and the second micro-channel condenser 60 is disposed on the air outlet side of the axial flow fan 40.

In particular, to enhance heat exchange, two microchannel condensers may be provided to work in concert to increase refrigeration. The second micro-channel condenser is arranged on the air outlet side of the axial flow fan, and air blown out by the fan can be used for taking away cold air generated by the second micro-channel condenser, so that the heat exchange effect is enhanced. It should be noted that the first microchannel condenser 50 is identical in construction to the second microchannel condenser 60.

Further, the first microchannel condenser 50 is shown connected in series with the second microchannel condenser 60. The space can be saved by the serial connection mode, and the device is suitable for application environments with relatively narrow width and long length. Of course, the connection mode of the two microchannel condensers can also be changed according to the actual use environment, such as parallel connection.

As shown in fig. 4-5, the direction of the arrows in the figures is the direction of air flow. The air conditioner is a heat exchange chamber of a refrigeration appliance with embedded installation requirements, and cold air is sucked by a fan from an air inlet and then enters a hot area through a condenser, so that a compressor and a control box are cooled, and the cold air is discharged out of the chamber through an air outlet.

To sum up, the utility model provides a heat transfer device for portable refrigeration utensil, including the shell, have the bottom plate of air outlet and air intake, fixed setting is in the support piece of air intake sets up the air intake with induced air mechanism and setting between the support piece are in the first microchannel condenser of support piece opposite side. The heat exchange chamber is designed in a closed manner, the heat exchange space is divided into a cold area and a hot area, an air inlet and an air outlet are reserved in the cold area and the hot area respectively, the cold area and the hot area of the heat exchange chamber are completely separated by a support piece, and the air in the cold area is sucked to the hot area through a micro-channel condenser by an axial fan, so that high-efficiency heat exchange is performed. The micro-channel condenser is adopted, so that the whole heat exchange device is small in size and does not occupy excessive space.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. The heat exchange device for the portable refrigerating appliance comprises a shell and is characterized by further comprising a bottom plate with an air outlet and an air inlet, a supporting piece fixedly arranged at the air inlet, an air inducing mechanism arranged between the air inlet and the supporting piece and a first micro-channel condenser arranged at the other side of the supporting piece.

2. The heat exchange unit for a portable refrigeration appliance according to claim 1, wherein the air inducing mechanism is an axial fan.

3. The heat exchange device for a portable refrigeration appliance according to claim 2, wherein the supporting member comprises a body, a first folding edge arranged on the body, a second folding edge arranged on the body and perpendicular to the first folding edge, and a third folding edge arranged on the body and parallel to the first folding edge, and a cold air port is arranged in the middle of the body.

4. The heat exchange device for a portable refrigeration appliance according to claim 3, wherein the end of the second flange remote from the bottom plate is provided with a screw hole for fixing with the housing.

5. The heat exchange device for the portable refrigeration appliance according to any one of claims 1 to 4, wherein the air inlet is provided with a filter screen for filtering.

6. The heat exchange device for a portable refrigeration appliance according to claim 2, wherein the axial fan is disposed coaxially with the first microchannel condenser on both sides of the support.

7. The heat exchange device for a portable refrigeration appliance according to claim 2, further comprising a second microchannel condenser disposed on the air outlet side of the axial fan.

8. The heat exchange device for a portable refrigeration appliance according to claim 7 wherein the first microchannel condenser is connected in series with the second microchannel condenser.

9. The heat exchange device for a portable refrigeration appliance according to claim 1, wherein the air inlet and the air outlet are located in the same plane.

10. The heat exchange device for a portable refrigeration appliance according to claim 1, wherein the plane of the air inlet is different from the plane of the air outlet.