CN210220350U - Single system refrigerator - Google Patents

Abstract

The utility model provides a single system refrigerator. Including the box, be provided with in the box: a freezing chamber, a cooling chamber is arranged at the rear side of the freezing chamber; the temperature-changing chamber is arranged on the upper side of the freezing chamber; the refrigerating chamber is arranged on the same side of the freezing chamber and the temperature changing chamber; a first air path system configured to communicate the cooling chamber and the freezing chamber; a second duct system having a first opening/closing device and configured to controllably communicate the cooling chamber and the temperature-changing chamber; and a third air passage system having a second opening/closing device and configured to controllably communicate the cooling compartment and the refrigerating compartment. Can adopt single system refrigeration air supply mode, freezer and temperature-changing room are in one side, and the walk-in is alone in one side, realizes freezer, temperature-changing room, walk-in independent refrigeration through wind channel and the air door that is connected with freezing fan, and more fresh food materials can be deposited to one side alone to the walk-in, reinforcing user experience.

Description

Single system refrigerator

Technical Field

The utility model relates to a refrigeration plant field especially relates to a single system refrigerator.

Background

The existing air-cooled refrigerator with three temperature zones for side-by-side opening doors sold in the market is generally designed by adopting a double system using two evaporators and two fans or a three-system using three evaporators and three fans. The double-system refrigerator independently supplies air to the freezing chamber through the freezing fan, and the variable-temperature fan not only supplies air to the variable-temperature chamber, but also supplies air to the refrigerating chamber through a connecting air duct of the refrigerating chamber and the variable-temperature chamber. The three-system refrigerator respectively and independently supplies air to the freezing chamber, the temperature changing chamber and the refrigerating chamber through the freezing fan, the temperature changing fan and the refrigerating fan. These designs result in, on the one hand, very high compressor loads and reduced refrigeration efficiency, and on the other hand, add many parts and components, resulting in high manufacturing costs and expensive refrigerators. In addition, the refrigerating chamber and the temperature-changing chamber of the traditional side-by-side three-temperature-zone air-cooled refrigerator are arranged on one side, and the freezing chamber is arranged on the other side independently, so that the volume of the refrigerating chamber is small, the functions of refrigerating, refreshing and the like are not enough, and the complaint of users is caused.

SUMMERY OF THE UTILITY MODEL

The utility model discloses an aim at overcoming at least one defect of current three warm areas refrigerator, provide a single system refrigerator, can realize single system multi-temperature-zone air supply, and can realize the independent refrigeration of each temperature.

The utility model discloses a further purpose is showing the increase walk-in volume to deposit more fresh edible material.

Therefore, the utility model provides a single system refrigerator, the power distribution box comprises a box body, be provided with in the box:

the rear side of the freezing chamber is provided with a cooling chamber;

the temperature-changing chamber is arranged on the upper side of the freezing chamber;

the refrigerating chamber is arranged on the same side of the freezing chamber and the temperature-changing chamber;

a first air path system configured to communicate the cooling compartment and the freezing compartment so that air in the freezing compartment enters the cooling compartment, and returns to the freezing compartment after the cooling compartment is cooled;

a second duct system having a first opening/closing device and configured to controllably communicate the cooling chamber and the temperature-changing chamber so that the gas in the temperature-changing chamber enters the cooling chamber, is cooled in the cooling chamber, and then returns to the temperature-changing chamber; and

and a third air path system having a second opening/closing device and configured to controllably conduct the cooling chamber and the refrigerating chamber so that air in the refrigerating chamber enters the cooling chamber, and after the cooling chamber is cooled, the air returns to the refrigerating chamber.

Optionally, the second duct system includes:

the first air guide channel is arranged at the rear side of the temperature changing chamber and is communicated with the cooling chamber, and the lower end of the first air guide channel is provided with the first opening and closing device;

the plurality of first air supply outlets are communicated with the first air guide channel and the temperature change chamber; and

and the first air return opening is arranged at the lower part of the temperature changing chamber.

Optionally, the third duct system includes:

the first air inlet duct is arranged at the rear side of the temperature changing chamber and communicated with the cooling chamber, and the second opening and closing device is arranged at the lower end of the first air inlet duct;

the second air inlet duct is arranged at the upper part of the rear side of the refrigerating chamber and extends along the horizontal direction;

the second air guide duct is arranged at the rear side of the refrigerating chamber and communicated with the second air inlet duct;

a plurality of second air supply outlets for communicating the second air guide duct and the refrigerating chamber; and

and the second air return opening is arranged at the lower part of the refrigerating chamber.

Optionally, the first opening and closing device and the second opening and closing device are both dampers.

Optionally, the single system refrigerator further comprises:

an evaporator disposed in the cooling chamber; and

and the fan is arranged on the upper side of the evaporator.

Alternatively, the second blowing ports are arranged in two rows provided on both sides of the refrigerating compartment.

Optionally, a plurality of the first blowing openings are arranged in sequence in the vertical direction.

Optionally, the first duct system includes:

a third air supply outlet arranged at the upper part of the freezing chamber;

and the third air return opening is arranged at the lower part of the freezing chamber.

The utility model discloses a single system refrigerator can adopt single system double air door refrigeration control air supply mode, and freezer and temperature-changing room are in one side, and the walk-in is alone in one side, realizes freezer, temperature-changing room, walk-in refrigeration alone through wind channel and the air door that is connected with the cooling blower. The freezing chamber and the temperature-changing chamber are arranged on one side, the freezing chamber is arranged below, the temperature-changing chamber is arranged above, and the refrigerating chamber is arranged on the other side independently, so that air supply and air return of the whole refrigerator are facilitated. And one single side of the refrigerating chamber can store more fresh food materials, so that the user experience is enhanced. Furthermore, the single-system refrigerator is provided with a multi-temperature area, so that a user can have more choices, and more use experiences are increased. The single-system refrigeration mode can greatly reduce the manufacturing cost, reduce the price of the refrigerator and achieve high quality and low price.

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 structural view of a single system refrigerator according to an embodiment of the present invention.

Detailed Description

Fig. 1 is a schematic structural view of a single system refrigerator according to an embodiment of the present invention. As shown in fig. 1, an embodiment of the present invention provides a single-system refrigerator, which may include a refrigerator body 20, a door body, a refrigeration system, and a blower 40. The cabinet 20 may be provided therein with a freezing chamber 21, a warming chamber 22, a refrigerating chamber 23, and a cooling chamber. The door bodies can comprise a freezing door body, a temperature changing door body and a refrigerating door body. The refrigeration system may have a compressor, a condenser, a throttling device and an evaporator 30. A cooling chamber is provided at the rear side of the freezing chamber 21. Temperature-variable chamber 22 is provided on the upper side of freezing chamber 21. The refrigerating chamber 23 is provided on the same side as the freezing chamber 21 and the warming chamber 22. The evaporator 30 is provided in the cooling chamber. The fan 40 is disposed at an upper side of the evaporator 30, and may be disposed at an outlet of the cooling chamber, for example.

In this embodiment, the box 20 further defines therein a first air path system, a second air path system, and a third air path system. The first air path system is configured to communicate the cooling compartment and the freezing compartment 21 so that the gas in the freezing compartment 21 enters the cooling compartment, is cooled in the cooling compartment, and then returns to the freezing compartment 21. The second duct system may include a first opening/closing device 51, and is configured to controllably communicate the cooling chamber and the temperature-varying chamber 22, so that the gas in the temperature-varying chamber 22 enters the cooling chamber, is cooled in the cooling chamber, and then returns to the temperature-varying chamber 22. The third air path system may include a second opening/closing device 61 and be configured to controllably communicate the cooling compartment and the refrigerating compartment 23 so that the air in the refrigerating compartment 23 enters the cooling compartment, and returns to the refrigerating compartment 23 after the cooling compartment is cooled. Both the first opening and closing device 51 and the second opening and closing device 61 may be dampers.

The utility model discloses single system refrigerator can adopt single system refrigeration air supply mode, freezer 21 and temperature-changing room 22 are in one side, walk-in 23 is alone in one side, realize freezer 21 through the wind channel and the air door that are connected with freezing fan 40, temperature-changing room 22, walk-in 23 refrigerates alone, walk-in 23 is alone one side for walk-in 23 volume is bigger, possess more cold-stored fresh-keeping spaces, can deposit more fresh edible materials, satisfy the user to cold-stored fresh-keeping demand, reinforcing user experience.

In some embodiments of the present invention, the second duct system may include a first air guide duct, a plurality of first air supply ports 52, and a first air return port 53. The first air guide duct is provided behind the temperature-varying chamber 22 and communicates with the cooling chamber, and a first opening/closing device 51 is provided at a lower end of the first air guide duct. The plurality of first blowing ports 52 communicate the first duct and the variable temperature chamber 22. The plurality of first blowing ports 52 may be arranged in a line, i.e., disposed in order in the vertical direction. The first return air opening 53 may be provided at a lower portion of the temperature changing chamber 22, and may communicate with the cooling chamber through a return air duct or the like.

The third duct system includes a first air inlet duct, a second air inlet duct 62, a second air guide duct, a plurality of second air supply outlets 63, and a second air return outlet 64. The first air inlet duct is provided at the rear side of the temperature change chamber 22 and communicates with the cooling chamber, and a second opening/closing device 61 is provided at the lower end of the first air inlet duct. The second air inlet duct 62 is provided at an upper portion of a rear side of the refrigerating compartment 23 and extends in a horizontal direction, and the second air inlet duct 62 is communicated with the first air inlet duct. The second air guide duct is disposed at the rear side of the refrigerating compartment 23 and is communicated with the second air inlet duct 62. The plurality of second blowing ports 63 communicate the second duct and the refrigerating chamber 23. The second blowing ports 63 are arranged in two rows and provided at both sides of the refrigerating compartment 23 to make the cooling in the refrigerating compartment 23 as uniform as possible. The second return air inlet 64 is provided at the lower portion of the refrigerating chamber 23, and communicates with the cooling chamber through a return air duct or the like, so that the return air can be returned to the lower portion of the evaporator 30, thereby easily realizing the entire air path circulation of the refrigerating chamber 23. The first air path system comprises a third air supply outlet and a third air return outlet. The third air supply outlet is arranged at the upper part of the freezing chamber 21; the third return air opening is provided in the lower portion of the freezing chamber 21. Both the first opening/closing device 51 and the second opening/closing device 61 are provided on the cross member between the variable temperature chamber 22 and the freezing chamber 21, and the opening/closing of the first opening/closing device 51 and the second opening/closing device 61 can be controlled by control logic.

The utility model discloses single system refrigerator is by the single refrigerating system that an evaporimeter 30 and a fan 40 are constituteed, through the connection of wind channel etc. three warm areas can be refrigerated alone respectively to the logic of two air doors, and makes the temperature of room the inside more even through freezing, alternating temperature, cold-stored multichannel air supply wind channel, and the temperature fluctuation is littleer.

In some embodiments, when the single-system refrigerator performs cooling, the compressor is started, the fan 40 is rotated, and when the freezing chamber 21, the refrigerating chamber 23 and the temperature-changing chamber 22 require cooling at the same time, the first opening/closing device 51 and the second opening/closing device 61 are logically determined to be opened at the same time, and the fan 40 sends cold air to the refrigerating chamber 23 and the temperature-changing chamber 22 for uniform cooling. When the refrigerating chamber 23 needs to be cooled separately, the logic judges that the first opening and closing device 51 is closed and the second opening and closing device 61 is opened, so that the refrigerating chamber can be cooled separately. When the temperature-varying chamber 22 needs to be cooled separately, it is logically determined that the first opening/closing device 51 is opened and the second opening/closing device 61 is closed, so that the temperature-varying chamber 22 is cooled separately. In other embodiments, when both the refrigerating chamber 23 and the temperature-changing chamber 22 need to be refrigerated, the refrigerating chamber 23 can be made to meet the refrigeration requirement, and the temperature-changing chamber 22 can be made to be refrigerated after the refrigerating chamber 23 does not need to be refrigerated. When either the refrigerating chamber 23 or the variable temperature chamber 22 requires refrigeration, the freezing chamber 21 can be simultaneously refrigerated.

In some embodiments of the present invention, the single system refrigerator further comprises a first drain pipe, a second drain pipe, and a water pan. A first drain pipe extends vertically downward from the bottom of the cooling chamber for draining liquid water from the cooling chamber. The second drain pipe extends vertically downward from the bottom of the refrigerating compartment 23 for drawing out liquid water in the refrigerating compartment 23. The water receiving tray is positioned below the refrigerating chamber 23 and the freezing chamber 21 and is used for receiving liquid water discharged by the first water discharge pipe and the second water discharge pipe. The water pan can be arranged on one side of the condenser or the upper side of the compressor so as to absorb heat emitted by the condenser or the compressor and facilitate the evaporation of liquid water. Two overflow pipes can be arranged on the water pan, the bottom ends of the two overflow pipes are connected to the surface of the water pan, and the upper end of the two overflow pipes is open. The lower ends of the first and second water discharge pipes are inserted into two overflow pipes respectively so as to overflow from the top end of the overflow pipe after the overflow pipe is filled with liquid water, so that the bottom ends of the first and second water discharge pipes are sealed by the liquid water.

It should be understood by those skilled in the art that the single system refrigerator of the present invention may be an air-cooled single system refrigerator. The "single system refrigerator" of the present invention is not limited to the single system refrigerator having a refrigerating chamber and a freezing chamber in a general sense and used for storing food, and may be other devices having refrigerating and/or freezing functions, such as a freezer, a wine cabinet, a refrigerating tank, etc.

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 (8)

1. The utility model provides a single system refrigerator, includes the box, its characterized in that, be provided with in the box:

the rear side of the freezing chamber is provided with a cooling chamber;

the temperature-changing chamber is arranged on the upper side of the freezing chamber;

the refrigerating chamber is arranged on the same side of the freezing chamber and the temperature-changing chamber;

a first air path system configured to communicate the cooling compartment and the freezing compartment so that air in the freezing compartment enters the cooling compartment, and returns to the freezing compartment after the cooling compartment is cooled;

a second duct system having a first opening/closing device and configured to controllably communicate the cooling chamber and the temperature-changing chamber so that the gas in the temperature-changing chamber enters the cooling chamber, is cooled in the cooling chamber, and then returns to the temperature-changing chamber; and

and a third air path system having a second opening/closing device and configured to controllably conduct the cooling chamber and the refrigerating chamber so that air in the refrigerating chamber enters the cooling chamber, and after the cooling chamber is cooled, the air returns to the refrigerating chamber.

2. The single system refrigerator according to claim 1, wherein the second duct system comprises:

the first air guide channel is arranged at the rear side of the temperature changing chamber and is communicated with the cooling chamber, and the lower end of the first air guide channel is provided with the first opening and closing device;

the plurality of first air supply outlets are communicated with the first air guide channel and the temperature change chamber; and

and the first air return opening is arranged at the lower part of the temperature changing chamber.

3. The single system refrigerator according to claim 1, wherein the third duct system includes:

the first air inlet duct is arranged at the rear side of the temperature changing chamber and communicated with the cooling chamber, and the second opening and closing device is arranged at the lower end of the first air inlet duct;

the second air inlet duct is arranged at the upper part of the rear side of the refrigerating chamber and extends along the horizontal direction, and the second air inlet duct is communicated with the first air inlet duct;

the second air guide duct is arranged at the rear side of the refrigerating chamber and communicated with the second air inlet duct;

a plurality of second air supply outlets for communicating the second air guide duct and the refrigerating chamber; and

and the second air return opening is arranged at the lower part of the refrigerating chamber.

4. The single system refrigerator according to claim 1,

the first opening and closing device and the second opening and closing device are air doors.

5. The single system refrigerator of claim 1, further comprising:

an evaporator disposed in the cooling chamber; and

and the fan is arranged on the upper side of the evaporator.

6. The single system refrigerator according to claim 3,

the second blowing ports are arranged in two rows and are provided at both sides of the refrigerating chamber.

7. The single system refrigerator according to claim 2,

the plurality of first air supply outlets are sequentially arranged along the vertical direction.

8. The single system refrigerator according to claim 1, wherein the first duct system includes:

a third air supply outlet arranged at the upper part of the freezing chamber;

and the third air return opening is arranged at the lower part of the freezing chamber.

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