CN116608629A - High-efficient two temperature forced air cooling freezer - Google Patents

Abstract

The invention relates to a high-efficiency double-temperature air-cooled refrigerator, which comprises a refrigerator body and a door body, wherein a freezing chamber, a refrigerating chamber and an evaporating chamber are arranged in the refrigerator body; a refrigerating element and a first fan are arranged in the evaporating chamber; the evaporation chamber is provided with a first air supply channel and a first air return channel outside, the first air supply channel and the first air return channel are both used for communicating the evaporation chamber and the freezing chamber, and the air suction end of the first fan is communicated with the first air return channel; the refrigerator is characterized in that a second air supply channel and a second air return channel are arranged outside the refrigerator, a second fan is arranged in the refrigerator, the second air supply channel is used for being communicated with the evaporation chamber and the refrigerator, and the second air return channel is used for being communicated with the refrigerator and the second air supply channel. The invention can realize two different low-temperature storage functions of the freezing chamber and the refrigerating chamber through a single group of refrigerating elements, realize high-efficiency and rapid refrigeration and effectively improve the refrigeration performance of the refrigerator.

Description

High-efficient two temperature forced air cooling freezer

Technical Field

The invention relates to the field of refrigerators, in particular to a high-efficiency double-temperature air-cooled refrigerator.

Background

The appearance of freezer has greatly made things convenient for the storage of food, and forced air cooling freezer is one of the freezer, because of the practicality is strong, refrigeration storage effect is good, and the price is relatives, is prepared to be favored by people. The air-cooled refrigerator in the prior art comprises a single-temperature cabinet and a double-temperature cabinet, wherein the double-temperature cabinet is usually directly cooled, the refrigerator produced in the mode can be frosted in the refrigerator, and after the refrigerator is used for a long time, manual defrosting is needed. The air-cooled refrigerator has the characteristic of frostless, but most of the air-cooled refrigerator is a single Wen Gui refrigerator; most of the current forced air cooling freezers all include evaporation chamber and freezer, be provided with the evaporimeter in the evaporation chamber, the evaporimeter top is provided with the fan to and the wind channel foam of interval freezer and evaporation chamber is led to, wind channel aluminium foil and wind channel injection molding, it is on the wind channel injection molding with the cold air that the evaporimeter produced through the fan, blow out through the runner that designs on the wind channel injection molding, thereby promote the wind circulation in the freezer, this refrigeration mode adopts the mode that the fan induced drafted blows the air again in the freezer through the wind channel, this mode is because of the limitation that fan and evaporimeter set up, its air current flow direction is very through the evaporimeter both ends in theory, consequently, its cold source utilization ratio is lower, the refrigeration effect is slightly less excellent.

Disclosure of Invention

In view of this, the present invention provides a high-efficiency dual-temperature air-cooled refrigerator to solve at least one of the above-mentioned technical problems.

The aim of the invention is achieved by the following technical scheme:

the high-efficiency double-temperature air-cooled refrigerator comprises a refrigerator body and a door body for sealing the refrigerator body, wherein the refrigerator body is provided with a freezing chamber, a refrigerating chamber and an evaporating chamber at intervals by a heat preservation layer; a refrigerating element and a first fan are arranged in the evaporating chamber, and the blowing end of the first fan is opposite to the refrigerating element; the box body further comprises a first air supply channel and a first air return channel, the first air supply channel and the first air return channel are communicated with the evaporating chamber and the freezing chamber, and the air suction end of the first fan is communicated with the first air return channel; the refrigerator body further comprises a second air supply channel and a second air return channel which are communicated with the evaporation chamber and the refrigerating chamber, a second fan is further arranged on the refrigerating chamber, and the air suction end of the second fan is communicated with the second air supply channel.

When the air-cooled refrigerator is used, cold air is generated in the evaporation chamber through the refrigerating element, and then the first fan blows to the refrigerating element from the front side, so that most of the cold air in the evaporation chamber enters the first air supply channel and enters the refrigerating chamber along the first air supply channel, and the cold air in the refrigerating chamber flows back to the evaporation chamber from the first air return channel, so that cold air circulation is formed, and the temperature of the refrigerating chamber is reduced; in addition, under the induced draft effect of the second fan, cold air in the evaporating chamber can also enter the refrigerating chamber from the second air supply channel so as to realize the refrigerating function of the refrigerating chamber, and because the air blowing effect or the output power of the first fan and the second fan and the lengths of the first air supply channel and the second air supply channel are different, the cold air quantity entering the freezing chamber and the refrigerating chamber is also different, so that two different temperature spaces are formed, namely, the double-temperature air-cooled refrigerator can distinguish the freezing function and the refrigerating function.

The high-efficiency double-temperature air-cooling refrigerator can realize two different temperature storage functions of the freezing chamber and the refrigerating chamber through a single group of refrigerating elements, and the freezing chamber and the refrigerating chamber can adopt an air-cooling mode; in addition, the blowing end of the first fan is opposite to the refrigerating element, and the wind power angle of the first fan can wrap the whole refrigerating element, so that the air flow can be utilized to the greatest extent to increase the utilization rate of the refrigerating element during blowing, thereby rapidly blowing cool air in the evaporating chamber to the freezing chamber, further improving the refrigerating efficiency of the freezing chamber, reducing the opening rate of the power element, and further reducing the power consumption; meanwhile, the second fan can also suck the cold air in the evaporating chamber into the refrigerating chamber, so that synchronous refrigeration of the freezing chamber and the refrigerating chamber is realized, the refrigeration efficiency is effectively improved, rapid refrigeration is realized, and the utilization rate of the cold air is improved.

Further, the freezing chamber and the refrigerating chamber are adjacently arranged, the evaporating chamber is positioned below the freezing chamber, and one sides of the evaporating chamber and one side of the freezing chamber are mutually flush.

The position layout of the freezing chamber, the refrigerating chamber and the evaporating chamber can effectively save the space in the box body, and the freezing chamber and the refrigerating chamber are adjacently arranged, so that the use of the freezing chamber, the refrigerating chamber and the evaporating chamber is convenient.

Further, the first air supply channel, the first air return channel, the second air supply channel and the second air return channel are all arranged in the heat insulation layer.

In the invention, the first air supply channel, the first air return channel, the second air supply channel and the second air return channel are all arranged in the heat insulation layer, so that the inner spaces of the refrigerating chamber, the freezing chamber and the evaporating chamber can be utilized to the greatest extent.

Further, the first air supply channel and the first return air channel are clung to the outer walls of the evaporation chamber and the freezing chamber; the second air supply channel and the second air return channel are clung to the outer walls of the evaporating chamber and the refrigerating chamber.

In order to facilitate the assembly and production of the air duct, and simultaneously, in the foaming process of the heat insulation layer, the first air supply channel, the first air return channel, the second air supply channel and the second air return channel can be sealed by adopting sponge or other sealing pieces during production, so that foaming liquid of the heat insulation layer is prevented from leaking into the freezing chamber, the refrigerating chamber and the evaporating chamber.

Further, the first air supply channel is of an L-shaped structure, a first air outlet and a first air return opening are respectively arranged on the evaporation chamber, a second air outlet and a second air return opening are respectively arranged on the freezing chamber, and the first air supply channel is communicated with the first air outlet and the second air outlet; the first return air channel is communicated with the first return air inlet and the second return air inlet.

Further, a third air outlet and a third air return opening are arranged on the refrigerating chamber, and a fourth air outlet is also arranged on the evaporating chamber; the second air supply channel is of an L-shaped structure and is communicated with the third air outlet and the fourth air outlet; the second air supply channel is further provided with a fourth air return opening, the second air return channel is communicated with the third air return opening and the fourth air return opening, and the second fan is arranged at the third air outlet.

The second air supply channel of the L-shaped structure is ingenious in structural design, the second air supply channel is respectively contacted with the outer side wall of the refrigerating chamber and the bottom wall of the evaporating chamber, and cold air enters the upper position inside the refrigerating chamber from the bottom of the evaporating chamber by arranging the third air outlet at the upper end position of the refrigerating chamber, so that the sinking of the cold air is facilitated, and rapid refrigeration is realized; meanwhile, the second fan and the first fan are matched with each other, and even if the first fan blows cold air to the freezing chamber, the second fan can absorb the cold air near the lower part of the evaporating chamber, so that the mutual interference between the second fan and the first fan is reduced as much as possible.

Further, the fourth air outlet is disposed between the first fan and the refrigerating element.

The fourth air outlet is arranged between the first fan and the refrigerating element, and the air flow direction of the first fan or the air flow direction of the second fan can be through the fourth air outlet, so that the air flow smoothness of the refrigerating chamber is ensured, and the condition of air flowing between the first air supply channel and the second air supply channel is effectively prevented.

Further, a movable blocking door is arranged at the fourth air outlet, and the blocking door can be used for opening or closing the fourth air outlet.

When the refrigerator normally operates, the temperature of the freezing chamber is generally below-18 ℃, and the temperature of the refrigerating chamber is within the range of 0-9 ℃; the cold energy sources of the refrigerating chamber and the freezing chamber are both sources and the evaporating chamber, and the temperature of the refrigerating chamber is likely to be reduced to negative temperature after long-term operation, so that in order to accurately control the temperature of the refrigerating chamber for a long time, the movable blocking door is arranged at the fourth air outlet, and is closed when the temperature of the refrigerating chamber is detected to be 0 ℃; when the refrigerator compartment temperature is detected to be 9 ℃, the barrier door is opened. In addition, the setting of the blocking door can also be used for controlling any temperature within the temperature allowable range in the temperature control interval according to the requirements of customers, and the temperature is not limited to 0 ℃ and 9 ℃. Specifically, the mold for detecting the temperature is a temperature sensor, and the opening and closing of the barrier door are realized by a temperature control module.

Further, a heating element is arranged on the conveying path of the second air supply channel.

The heating element can be used for heating the air flow in the second air supply channel, and the heated air flow is conveyed into the refrigerating chamber and mixed with original cold air in the refrigerating chamber, so that the temperature in the refrigerating chamber is improved, the temperature in the refrigerating chamber is also more convenient to flexibly control, and food stored in the refrigerating chamber is prevented from being frozen due to the fact that the temperature in the refrigerating chamber is too low, and the heating element is simple and effective.

Further, the third air outlet is arranged at the upper part of the refrigerating chamber.

The second air supply channel and the communication port of the refrigerating chamber, namely the third air outlet, are arranged at the upper part of the refrigerating chamber, and the advantage is that the cold air generally sinks towards the bottom of the refrigerating chamber, so that the cold air sinking to the bottom of the refrigerating chamber can enter the second air return channel, the quick circulation of the cold air is realized, and the refrigerating efficiency is improved.

Further, a heat insulation layer is arranged at the bottom of the freezing chamber, and the heat insulation layer is positioned between the evaporation chamber and the freezing chamber.

When the evaporating chamber is positioned below the freezing chamber, in order to avoid the contact between the evaporating chamber and the freezing chamber, a heat insulation layer is arranged between the evaporating chamber and the freezing chamber, and the heat insulation layer is used for blocking the mutual interference between the outer wall of the evaporating chamber and the outer wall of the freezing chamber so as to reduce the formation of turbulent flow and enable the gas flow in each chamber to be smoother.

Further, a box surface frame is arranged at the top of the box body, the box surface frame is located between the box body and the door body, and the second air supply channel is arranged on the box surface frame.

The setting of case face frame is in order to make things convenient for the installation of freezer and walk-in, separates freezer and walk-in through case face frame promptly, also can effectively avoid the door body to leak when closing the lid, also makes things convenient for the lid of door body to close simultaneously.

Further, a refrigerating power element and a radiating pipe are further arranged in the box body, the refrigerating power element is used for supplying energy to the refrigerating element, and the radiating pipe is distributed on the inner side of the box body and used for radiating heat for the refrigerating power element.

Further, a plurality of universal casters are arranged at the bottom of the outer side of the box body.

The universal casters are used for supporting the box body and facilitate the movement of the box body.

Compared with the prior art, the invention has the beneficial effects that:

the high-efficiency double-temperature air-cooling refrigerator can realize two different temperature storage functions of the freezing chamber and the refrigerating chamber through a single group of refrigerating elements, and the freezing chamber and the refrigerating chamber can adopt an air-cooling mode; in addition, the blowing end of the first fan is opposite to the refrigerating element, and the wind power angle of the first fan can wrap the whole refrigerating element, so that the air flow can be utilized to the greatest extent to increase the utilization rate of the refrigerating element during blowing, thereby rapidly blowing cool air in the evaporating chamber to the freezing chamber, further improving the refrigerating efficiency of the freezing chamber, reducing the opening rate of the power element, and further reducing the power consumption; meanwhile, the second fan can also suck the cold air in the evaporating chamber into the refrigerating chamber, so that synchronous refrigeration of the freezing chamber and the refrigerating chamber is realized, the refrigeration efficiency is effectively improved, rapid refrigeration is realized, and the utilization rate of the cold air is improved.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of an embodiment of the present invention.

Fig. 2 is a schematic diagram of a portion of a structure according to an embodiment of the invention.

FIG. 3 is a second schematic diagram of a portion of the structure of an embodiment of the present invention.

Fig. 4 is a schematic overall structure of an embodiment of the present invention.

Reference numerals: 1-a box body; 11-freezing chamber; 111-a second air outlet; 112-a second return air inlet; 113-a thermal insulation layer; 12-a refrigerating chamber; 121-a second fan; 122-a third return air inlet; 13-an evaporation chamber; 131-a refrigeration element; 132-a first fan; 133-a first air outlet; 134-a first return air inlet; 14-a refrigeration power element; 15-radiating pipes; 16-universal casters; 2-door body; 3-a first air supply channel; 4-a first return air channel; 5-a second air supply channel; 51-a heating element; 6-a second return air channel; 61-barrier gate; 62-a fourth return air inlet; 7-box face frame.

Detailed Description

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

Referring to fig. 1 to 4, a preferred embodiment of the present invention is as follows.

Referring to fig. 1 and 2, a high-efficiency double-temperature air-cooled refrigerator comprises a refrigerator body 1 and a door body 2, wherein the refrigerator body 1 is provided with a freezing chamber 11, a refrigerating chamber 12 and an evaporating chamber 13 at intervals by a heat-insulating layer; a refrigerating element 131 and a first fan 132 are arranged in the evaporating chamber 13, and the blowing end of the first fan 132 is opposite to the refrigerating element 131; the box body 1 further comprises a first air supply channel 3 and a first air return channel 4, the first air supply channel 3 and the first air return channel 4 are both used for communicating the evaporating chamber 13 and the freezing chamber 11, and the air suction end of the first fan 132 is communicated with the first air return channel 4; the box 1 further comprises a second air supply channel 5 and a second air return channel 6 which are communicated with the evaporating chamber 13 and the refrigerating chamber 12, a second fan 121 is arranged in the refrigerating chamber 12, and the air suction end of the second fan 121 is communicated with the second air supply channel 5.

One end of the first air supply passage 3 is connected to a position near the upper end in the evaporation chamber 13, and the other end of the first air supply passage 3 is connected to a position near the upper end in the freezing chamber 11; one end of the first return air channel 4 is connected to another position near the upper end in the freezing chamber 11, and the other end of the first return air channel 4 is communicated with the air suction end of the first fan 132. In addition, the blowing end of the first fan 132 is opposite to the refrigerating element 131, and the first fan 132 blows most of the cool air manufactured by the refrigerating element 131 toward the upper portion of the evaporation chamber 13 so that most of the cool air enters the first air supply duct 3.

When the air-cooled refrigerator of the embodiment is used, cold air is generated in the evaporating chamber 13 through the refrigerating element 131, then the first fan 132 blows the front face to the refrigerating element 131, so that most of the cold air in the evaporating chamber 13 enters the first air supply channel 3 and enters the freezing chamber 11 along the first air supply channel 3, and the cold air in the freezing chamber 11 flows back into the evaporating chamber 13 from the first return air channel 4, so that cold air circulation is formed, and the temperature of the freezing chamber 11 is reduced, so that the low-temperature freezing function of the freezing chamber 11 is realized; in addition, under the air suction effect of the second fan 121, the cold air in the evaporating chamber 13 can also enter the refrigerating chamber 12 from the second air supply channel 5 to realize the refrigerating function of the refrigerating chamber 12, and due to the air blowing effect or output power of the first fan 132 and the air suction effect or output power of the second fan 121, and the difference of the lengths of the first air supply channel 3 and the second air supply channel 5, the cold air quantity entering the freezing chamber 11 and the refrigerating chamber 12 is also different, so that two different temperature spaces, namely, a double-temperature air-cooled refrigerator can be formed, and the freezing function and the refrigerating function can be distinguished.

The high-efficiency double-temperature air-cooling refrigerator can realize two different temperature storage functions of the freezing chamber 11 and the refrigerating chamber 12 through the single group of refrigerating elements 131, and the freezing chamber 11 and the refrigerating chamber 12 can adopt an air-cooling mode, so that the production cost of the refrigerator is effectively reduced; in addition, the blowing end of the first fan 132 is opposite to the refrigerating element 131, so that the wind power angle of the first fan 132 can be wrapped around the whole refrigerating element 131, that is, the air flow can be utilized to the greatest extent to increase the utilization rate of the refrigerating element 131 during blowing, so that the cool air in the evaporating chamber 13 can be quickly blown to the freezing chamber 11, the refrigerating efficiency of the freezing chamber 11 is further improved, the opening rate of the power element is reduced, and the power consumption is reduced; meanwhile, the second fan 121 can also suck the cold air in the evaporating chamber 13 into the refrigerating chamber 12, so that synchronous refrigeration of the freezing chamber 11 and the refrigerating chamber 12 is realized, the refrigeration efficiency is effectively improved, rapid refrigeration is realized, and the utilization rate of the cold air is improved.

Referring to fig. 1, in the present embodiment, a freezing chamber 11 and a refrigerating chamber 12 are adjacently disposed, an evaporating chamber 13 is located below the freezing chamber 11, one side of the evaporating chamber 13 and one side of the freezing chamber 11 are flush with each other, and the refrigerating chamber 12 is located on the flush side of the evaporating chamber 13 and the refrigerating chamber 12. The above-mentioned arrangement of the positions of the freezing chamber 11, the refrigerating chamber 12 and the evaporating chamber 13 can effectively save the space in the case 1, and the freezing chamber 11 and the refrigerating chamber 12 are adjacently arranged to facilitate the use of the two.

In this embodiment, the first air supply channel 3, the first air return channel 4, the second air supply channel 5 and the second air return channel 6 are all disposed in the heat insulation layer. In the present invention, the first air supply channel 3, the first air return channel 4, the second air supply channel 5 and the second air return channel 6 are all arranged in the heat insulation layer, so that the inner spaces of the refrigerating chamber 12, the freezing chamber 11 and the evaporating chamber 13 can be utilized to the greatest extent.

In this embodiment, the first air supply channel 3 and the first air return channel 4 are tightly attached to the outer walls of the evaporating chamber 13 and the freezing chamber 11; the second air supply channel 5 and the second return air channel 6 are tightly attached to the outer walls of the evaporating chamber 13 and the refrigerating chamber 12.

In order to facilitate the assembly and production of the air duct, and simultaneously, in the foaming process of the heat insulation layer, the first air supply channel 3, the first air return channel 4, the second air supply channel 5 and the second air return channel 6 can be sealed by adopting sponge or other sealing pieces during the production, so that foaming liquid of the heat insulation layer is prevented from leaking into the freezing chamber 11, the refrigerating chamber 12 and the evaporating chamber 13.

The first air supply channel 3 of the present embodiment has an L-shaped structure, the evaporation chamber 13 is provided with a first air outlet 133 and a first air return 134, the freezing chamber 11 is provided with a second air outlet 111 and a second air return 112, and the first air supply channel 3 is communicated with the first air outlet 113 and the second air outlet 111; the first return air duct 4 communicates with the first return air port 134 and the second return air port 112.

In addition, the refrigerating chamber 12 of the present embodiment is provided with a third air outlet and a third air return opening 122, and the evaporating chamber 13 is also provided with a fourth air outlet; the second air supply channel 5 is of an L-shaped structure and is communicated with the third air outlet and the fourth air outlet; the second air supply channel 5 is further provided with a fourth air return opening 62, the second air return channel 6 is communicated with the third air return opening 122 and the fourth air return opening 62, and the second fan 121 is arranged at the third air outlet.

The second air supply channel 5 with the L-shaped structure has ingenious structural design, the second air supply channel 5 can be respectively contacted with the outer side wall of the refrigerating chamber 12 and the bottom wall of the evaporating chamber 13, and cold air enters the upper position inside the refrigerating chamber 12 from the bottom of the evaporating chamber 13 by arranging the third air outlet at the upper end position of the refrigerating chamber 12, so that the sinking of the cold air is facilitated, and the rapid refrigeration is realized; meanwhile, the second fan 121 and the first fan 132 are matched with each other, and even if the first fan 132 blows cold air toward the freezing chamber 11, the second fan 121 can suck the cold air near the lower portion of the evaporating chamber 13, so that the mutual interference between the two can be reduced as much as possible.

In the present embodiment, the fourth air outlet is disposed between the first fan 132 and the cooling element 131. The fourth air outlet is arranged between the first fan 132 and the refrigerating element 131, and the air flow direction of the first fan 132 and the air flow direction of the second fan 121 can be both the air flow direction of the second fan 121, so that the smoothness of the air flow flowing to the refrigerating chamber 12 is ensured, and the condition of air flowing between the first air supply channel 3 and the second air supply channel 4 is effectively prevented.

Referring to fig. 1, in the present embodiment, a movable blocking door 61 is disposed at the fourth air port, and the blocking door 61 can be used to open or close the fourth air outlet.

During normal operation of the refrigerator, the temperature of the freezing chamber 11 is generally below-18 ℃ and the temperature of the refrigerating chamber 12 is within the range of 0-9 ℃; the cold sources of the refrigerating chamber 12 and the freezing chamber 11 are both the source and the evaporating chamber 13, and the temperature of the refrigerating chamber 12 is likely to be reduced to negative temperature after long-term operation, so that in order to accurately control the temperature of the refrigerating chamber 12 for a long time, the movable blocking door 61 is arranged at the fourth air outlet, and when the temperature of the refrigerating chamber 12 is detected to be 0 ℃, the blocking door 61 is closed; when it is detected that the temperature of the refrigerating compartment 12 is 9 deg.c, the barrier door 61 is opened. In addition, the setting of the blocking door 61 may be performed according to the requirement of the customer, and the temperature control interval may be controlled to any temperature within the allowable temperature range, and is not limited to 0 ℃ and 9 ℃. Specifically, the temperature detecting module of the present invention is a temperature sensor (not shown in the figure), and the opening and closing of the barrier door 61 is realized by a temperature control module.

Referring to fig. 1, in the present embodiment, a heating element 51 is disposed on the conveying path of the second air supply channel 5. The heating element 51 in this embodiment is an electric heating wire, and is disposed on the outer sidewall of the second air supply channel 5.

The same principle of action as that of the blocking door 61, when the temperature in the refrigerating chamber 12 is detected to be too low or the temperature in the refrigerating chamber 12 needs to be regulated, the heating element 51 can be used for heating the air flow in the second air supply channel 5, and the heated air flow is conveyed into the refrigerating chamber 12 and mixed with the original cold air in the refrigerating chamber 12, so that the temperature in the refrigerating chamber 12 is improved, the temperature in the refrigerating chamber 12 is more convenient to flexibly control, freezing of foods stored in the refrigerating chamber 12 due to the too low temperature is avoided, and the refrigerating chamber is simple and effective.

In the present embodiment, the third air outlet is provided at an upper portion of the refrigerating chamber 12. The communication port between the second air supply channel 5 and the refrigerating chamber 12, i.e. the third air outlet, is arranged at the upper part of the refrigerating chamber 12, which has the advantages that the cool air generally sinks towards the bottom of the refrigerating chamber 12, so that the cool air sinking towards the bottom of the refrigerating chamber 12 can enter the second air return channel 6, thereby realizing the rapid circulation of the cool air and improving the refrigerating efficiency.

Referring to fig. 1, in the present embodiment, a heat insulating layer 113 is disposed at the bottom of the freezing chamber 11, and the heat insulating layer 113 is located between the evaporating chamber 13 and the freezing chamber 11. When the evaporation chamber 13 is located below the freezing chamber 11, in order to avoid the contact between the evaporation chamber 13 and the freezing chamber 11, a heat insulation layer 113 is disposed between the evaporation chamber 13 and the freezing chamber 11, and the heat insulation layer 113 is used for blocking the mutual interference between the outer wall of the evaporation chamber 13 and the outer wall of the freezing chamber 11 so as to reduce the formation of turbulent flow, so that the gas flow in each chamber is smoother.

In this embodiment, the top of the box 1 is provided with a box frame 7, the box frame 7 is located between the box 1 and the door 2, and the second air supply channel 5 is disposed on the box frame 7.

Specifically, the box face frame 7 can facilitate the assembly of the freezing chamber 11 and the refrigerating chamber 12, separate the freezing chamber 11 from the refrigerating chamber 12, and facilitate the closing of the door body 2. The two door bodies 2 in this embodiment are respectively connected with the box body 1 in a rotating way, the box surface frame 7 is provided with two openings respectively matched with the freezing chamber 11 and the refrigerating chamber 12, and the two door bodies 2 can be respectively used for sealing the two openings.

Referring to fig. 1 and 3, in the present embodiment, a refrigerating power element 14 and a heat dissipation tube 15 are further disposed in the case 1, the refrigerating power element 14 is used for supplying energy to the refrigerating element 131, and the heat dissipation tube 15 is distributed inside the case 1 and is used for dissipating heat from the refrigerating power element 14.

It should be noted that, the refrigeration principle of the present embodiment is the same as the conventional refrigeration principle of a refrigerator, which is a conventional technology in the prior art. The refrigerating element 131 is an evaporator, the refrigerating power element 14 is a compressor and a capillary tube, the radiating tube 15 is a condensing tube, and the specific connection and layout thereof are not described herein.

Referring to fig. 4, in the present embodiment, a plurality of casters 16 are provided at the bottom of the outer side of the case 1. The casters 16 are used for supporting the case 1 and also facilitate the movement of the case 1.

In the description of the present invention, it should be understood that the terms such as "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

While the invention has been described in conjunction with the specific embodiments above, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art in light of the foregoing description. Accordingly, all such alternatives, modifications, and variations are included within the spirit and scope of the following claims.

Claims (10)

1. The utility model provides a high-efficient two warm forced air cooling freezer, includes the box and is used for sealing the door body of box, its characterized in that: the refrigerator is characterized in that a freezing chamber, a refrigerating chamber and an evaporating chamber are arranged in the refrigerator body at intervals by a heat preservation layer;

a refrigerating element and a first fan are arranged in the evaporating chamber, and the blowing end of the first fan is opposite to the refrigerating element; the box body further comprises a first air supply channel and a first air return channel, the first air supply channel and the first air return channel are communicated with the evaporating chamber and the freezing chamber, and the air suction end of the first fan is communicated with the first air return channel;

the refrigerator body further comprises a second air supply channel and a second air return channel which are communicated with the evaporation chamber and the refrigerating chamber, a second fan is further arranged on the refrigerating chamber, and the air suction end of the second fan is communicated with the second air supply channel.

2. The efficient double temperature air-cooled refrigerator of claim 1, wherein the freezing chamber and the refrigerating chamber are adjacently disposed, the evaporating chamber is located below the freezing chamber, and one sides of the evaporating chamber and the freezing chamber are flush with each other.

3. The efficient double temperature air-cooled refrigerator of claim 1, wherein the first air supply channel, the first air return channel, the second air supply channel, and the second air return channel are all disposed in the thermal insulation layer.

4. The efficient double temperature air-cooled refrigerator of claim 2, wherein the first air supply channel and the first return air channel are tightly attached to the outer walls of the evaporating chamber and the freezing chamber; the second air supply channel and the second return air channel are clung to the outer walls of the evaporation chamber and the refrigerating chamber.

5. The efficient double-temperature air-cooled refrigerator according to claim 1, wherein the first air supply channel is of an L-shaped structure, a first air outlet and a first air return opening are respectively arranged on the evaporating chamber, a second air outlet and a second air return opening are respectively arranged on the freezing chamber, and the first air supply channel is communicated with the first air outlet and the second air outlet;

the first return air channel is communicated with the first return air inlet and the second return air inlet.

6. The efficient double-temperature air-cooled refrigerator according to claim 1, wherein a third air outlet and a third air return opening are arranged on the refrigerating chamber, and a fourth air outlet is also arranged on the evaporating chamber; the second air supply channel is of an L-shaped structure and is communicated with the third air outlet and the fourth air outlet; the second air supply channel is further provided with a fourth air return opening, the second air return channel is communicated with the third air return opening and the fourth air return opening, and the second fan is arranged at the third air outlet.

7. The efficient dual temperature air-cooled refrigerator of claim 6, wherein the fourth air outlet is disposed between the first fan and the cooling element.

8. The efficient double temperature air-cooled refrigerator of claim 6, wherein a movable blocking door is arranged at the fourth air outlet, and the blocking door can be used for opening or closing the fourth air outlet.

9. The efficient double temperature air-cooled refrigerator of claim 1, wherein a heating element is disposed on a conveying path of the second air supply channel.

10. The efficient double temperature air-cooled refrigerator according to any one of claims 1 to 9, wherein a refrigerating power element and a radiating pipe are further arranged in the box body, the refrigerating power element is used for supplying energy to the refrigerating element, and the radiating pipe is distributed on the inner side of the box body and used for radiating heat to the refrigerating power element.