CN209840499U - Single-system multi-temperature-zone air duct system of refrigerator and refrigerator thereof - Google Patents
Single-system multi-temperature-zone air duct system of refrigerator and refrigerator thereof Download PDFInfo
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- CN209840499U CN209840499U CN201920716818.1U CN201920716818U CN209840499U CN 209840499 U CN209840499 U CN 209840499U CN 201920716818 U CN201920716818 U CN 201920716818U CN 209840499 U CN209840499 U CN 209840499U
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Abstract
The utility model discloses a single-system multi-temperature-zone air duct system of a refrigerator and the refrigerator thereof, wherein the air duct system comprises a freezing air inlet duct, a cold storage main duct and a temperature-changing main duct, the freezing air inlet duct comprises a freezing upper air inlet duct and a freezing lower air inlet duct, the upper part of the freezing upper air inlet duct is provided with a freezing air inlet channel and a cold storage air inlet channel which are arranged side by side from front to back, the freezing air inlet channel and the cold storage air inlet channel are separated by a vertical partition plate, and the partition plate is positioned above a fan; the freezing air inlet channel is communicated with a freezing air outlet positioned at the front side of the freezing upper air inlet channel; the upper part of the refrigeration air inlet channel is communicated with the refrigeration main air channel through a refrigeration air inlet pipeline, and a refrigeration air door is arranged at one side of the refrigeration air inlet channel close to the fan; the rear side of the lower part of the freezing upper air inlet duct is provided with a variable temperature air supply outlet, and a variable temperature air door is arranged at the variable temperature air supply outlet. The utility model has the advantages that: the low energy consumption and the sufficient supply of the refrigerating capacity of each compartment are realized.
Description
Technical Field
The utility model relates to a refrigeration plant technical field especially relates to a single system multi-temperature-zone duct system of refrigerator and refrigerator thereof.
Background
With the acceleration of the consumer upgrading process, the air-cooled refrigerator has the advantages of high refrigeration speed, no need of manual defrosting and the like, and is becoming the first choice of consumers. The air duct system of the traditional side-by-side combination three-temperature-zone refrigerator mostly adopts a double-system with double evaporators or a multi-system design with three evaporators, so that the load of a compressor is increased, the cost caused by the increase of the number of parts is greatly improved, the price is high for common consumers, the purchase intention is low, and the consumption upgrade and the popularization of high-quality products are not facilitated.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome prior art's is not enough, provides a single system multi-temperature-zone duct system and refrigerator of refrigerator to the refrigeration capacity fully supplied with of each room is guaranteed to the realization under the prerequisite that the energy consumption is low in the hope.
The utility model discloses a realize through following technical scheme:
a single-system multi-temperature-zone air duct system of a refrigerator comprises a refrigerating chamber, a freezing chamber and a temperature-changing chamber, wherein an evaporator cavity is arranged at the back of the freezing chamber, an evaporator is arranged in the evaporator cavity, a fan is arranged above the evaporator,
the air duct system comprises a freezing air inlet duct, a refrigerating main duct and a temperature-changing main duct, wherein the freezing air inlet duct, the refrigerating main duct and the temperature-changing main duct are respectively arranged on the back of the freezing chamber, the back of the refrigerating chamber and the back of the temperature-changing chamber;
the freezing air inlet duct comprises a freezing upper air inlet duct and a freezing lower air inlet duct which are connected up and down, the fan is arranged in the middle of the freezing upper air inlet duct, the upper part of the freezing upper air inlet duct is provided with a freezing air inlet channel and a refrigerating air inlet channel which are arranged side by side front and back, the freezing air inlet channel and the refrigerating air inlet channel are separated by a vertical partition plate, and the partition plate is positioned above the fan;
the freezing air inlet channel is communicated with a freezing air outlet positioned on the front side of the freezing upper air inlet channel and used for supplying air to the freezing chamber;
the upper part of the refrigeration air inlet channel is communicated with a refrigeration main air channel through a refrigeration air inlet pipeline and used for supplying air to the refrigeration chamber, and a refrigeration air door is arranged on one side, close to the fan, of the refrigeration air inlet channel;
the rear side of the lower part of the freezing upper air inlet duct is provided with a variable temperature air supply outlet, a variable temperature air door is arranged at the variable temperature air supply outlet, and the variable temperature air supply outlet is communicated with the variable temperature main air duct through a variable temperature air inlet duct and is used for supplying air to the variable temperature chamber.
Furthermore, the front side of the freezing air inlet duct is provided with a plurality of layers of freezing air outlets from top to bottom, and the upper part of the freezing air inlet duct is communicated with the freezing air outlet at the uppermost layer of the freezing upper air inlet duct.
Furthermore, a flow guide strip is arranged at the bottom of the partition plate, and the cross section of the flow guide strip is in an inverted triangle shape.
Furthermore, the front side of the main refrigerating air duct is provided with a plurality of layers of refrigerating air outlets from top to bottom.
Furthermore, the front side of the variable-temperature main air duct is provided with a plurality of layers of variable-temperature air outlets from top to bottom.
Furthermore, a return air duct is arranged at the back of the temperature-changing chamber, a refrigerated return air channel and a temperature-changing return air channel are integrated on the return air duct, one end of the refrigerated return air channel is communicated with a return air inlet of the refrigerating chamber, one end of the temperature-changing return air pipe channel is communicated with a return air inlet of the temperature-changing chamber, and the other ends of the refrigerated return air channel and the temperature-changing return air channel are converged into a channel and communicated with the bottom of the evaporator cavity through a return air duct.
Furthermore, a freezing return air channel is arranged at the lower part of the freezing lower air inlet channel and is communicated with the freezing chamber and the evaporator cavity.
The utility model also discloses a refrigerator, refrigerator is provided with air duct system, air duct system is as above air duct system.
Compared with the prior art, the utility model has the following advantages:
1. the utility model provides a single-system multi-temperature-zone air duct system of a refrigerator and a refrigerator thereof, which is characterized in that a vertical clapboard is arranged on a freezing upper air inlet duct, and a channel above a fan is divided into two independent channels which are arranged side by side front and back through the clapboard, namely a freezing air inlet channel and a refrigerating air inlet channel; the air supply direction of the traditional air duct structure is random, discrete and uncertain, and generally air is firstly supplied to a freezing chamber and then supplied to a refrigerating chamber, so that uneven air supply, insufficient refrigerating capacity supply of each chamber and high energy consumption are caused; the utility model discloses solved above-mentioned problem completely, supply air to the freezer top and walk-in parallel respectively through these two independent passageways, the air supply direction is confirmed, and the air supply is even, makes the intake to the air supply of freezer upper strata and increases to the intake of walk-in air supply by a wide margin in step, and the amount of wind is extravagant few, has really realized that each room refrigerating output supplies with sufficient, the refrigeration efficiency is high, the purpose that the energy consumption is low.
2. The utility model provides a single-system multi-temperature-zone air duct system of a refrigerator and the refrigerator thereof, which integrates a cold storage air door and a temperature-changing air door on a freezing upper air inlet air duct, and has high assembly efficiency during production; meanwhile, the variable temperature air door is integrated on the upper freezing air inlet duct instead of the back of the variable temperature chamber, so that the structural arrangement is favorable for increasing the volume of the variable temperature chamber, and the storage space of the variable temperature chamber is increased.
Drawings
Fig. 1 is a schematic diagram of the back structure of the air duct system of the present invention.
Fig. 2 is a perspective view of the upper cooling air inlet duct of the present invention.
Fig. 3 is a perspective sectional view of the upper cooling air inlet duct and the upper cooling air inlet duct base of the present invention after assembly.
Fig. 4 is a side sectional view of the entire refrigerated inlet duct of the present invention.
Fig. 5 is a front view of the main refrigerating duct of the present invention.
Fig. 6 is a front view of the temperature-variable main duct of the present invention.
Reference numbers in the figures: the refrigerating system comprises a freezing chamber 1, a refrigerating chamber 2, a temperature-changing chamber 3, an evaporator 4, a fan 5, a freezing upper air inlet duct 6, a freezing lower air inlet duct 7, a freezing air inlet channel 8, a refrigerating air inlet channel 9, a freezing upper air duct base 10, a partition plate 11, guide strips 12, a freezing air outlet 13, a refrigerating air inlet pipeline 14, a refrigerating main air duct 15, a refrigerating air door 16, a temperature-changing air supply outlet 17, a temperature-changing air door 18, a temperature-changing air inlet pipeline 19, a temperature-changing main air duct 20, a refrigerating air outlet 21, a temperature-changing air outlet 22, a return air duct 23, a refrigerating return air channel 24, a temperature-changing return air channel 25.
Detailed Description
The embodiments of the present invention will be described in detail below, and the present embodiment is implemented on the premise of the technical solution of the present invention, and a detailed implementation manner and a specific operation process are given, but the scope of the present invention is not limited to the following embodiments.
Referring to fig. 1 to 6, the present embodiment discloses a refrigerator including a single-system multi-temperature-zone air duct system, the refrigerator includes a refrigerating chamber 2, a freezing chamber 1 and a temperature-variable chamber 3, an evaporator chamber is provided at the back of the freezing chamber 1, an evaporator 4 is provided in the evaporator chamber, and a fan 5 is provided above the evaporator 4. The air duct system comprises a freezing air inlet duct, a refrigeration main air duct 15 and a temperature-changing main air duct 20. The freezing air inlet duct, the refrigerating main duct 15 and the temperature changing main duct 20 are respectively arranged at the back of the freezing chamber 1, the back of the refrigerating chamber 2 and the back of the temperature changing chamber 3.
The freezing air inlet duct comprises a freezing upper air inlet duct 6 and a freezing lower air inlet duct 7 which are connected up and down, and the freezing upper air inlet duct 6 and the freezing lower air inlet duct 7 are clamped together. Fan 5 sets up the middle part at freezing last air inlet duct 6, freezing inlet air duct 8 and cold-stored inlet air duct 9 side by side around freezing last air inlet duct 6 upper portion is equipped with, freezing inlet air duct 8 and cold-stored inlet air duct 9's rear side is closed through a freezing upper air duct base 10, separate through a vertical baffle 11 between freezing inlet air duct 8 and the cold-stored inlet air duct 9, baffle 11 is located the top of fan 5, baffle 11 bottom is equipped with a horizontal water conservancy diversion strip 12, the transversal inverted triangle-shaped of personally submitting of water conservancy diversion strip 12, this kind of shape is favorable to leading the reposition of redundant personnel to the cold wind that comes from the below. The freezing air inlet channel 8 is communicated with a freezing air outlet 13 positioned at the front side of the freezing upper air inlet channel 6 and used for supplying air to the freezing chamber 1; the upper part of the refrigeration air inlet channel 9 is communicated with a refrigeration main air duct 15 through a refrigeration air inlet pipeline 14 and used for supplying air to the refrigerating chamber 2, a refrigeration air door 16 is arranged on one side of the refrigeration air inlet channel 9 close to the fan 5, and the refrigeration air inlet pipeline 14 is embedded in a foaming layer between the upper part of the freezing chamber 1 and the refrigerating chamber 2; a variable temperature air supply outlet 17 is formed in the rear side of the lower portion of the freezing upper air inlet duct 6, a variable temperature air door 18 is arranged at the variable temperature air supply outlet 17, and the variable temperature air supply outlet 17 is communicated with a variable temperature main air duct 20 through a variable temperature air inlet duct 19 and used for supplying air to the variable temperature chamber 3; wherein the variable temperature air inlet pipeline 19 is embedded in a foaming layer of a refrigerator body of the refrigerator.
The front side of the freezing air inlet duct is provided with a plurality of layers of freezing air outlets 13 from top to bottom, for example, the front side of the freezing air inlet duct 8 can be provided with three layers of freezing air outlets 13, the front side of the freezing air inlet duct 7 can be provided with two layers of freezing air outlets 13, and the freezing air inlet duct 7 only needs to be provided with two layers of freezing air outlets 13 to provide cold energy required by the freezing lower part due to sinking of cold air. The upper part of the freezing air inlet channel 8 is communicated with a freezing air outlet 13 at the uppermost layer of the freezing upper air inlet channel 6. The front side of the main refrigerating air duct 15 is provided with a plurality of layers of refrigerating air outlets 21 from top to bottom. The front side of the variable-temperature main air duct 20 is provided with a plurality of layers of variable-temperature air outlets 22 from top to bottom. The design of the multi-layer air outlets of the freezing chamber 1, the refrigerating chamber 2 and the temperature change chamber 3 can control the temperature difference of the upper space and the lower space in each chamber within 1 degree, the temperature fluctuation is very small, and the fresh-keeping performance is excellent.
The back of the temperature changing chamber 3 is provided with a return air duct 23, the return air duct 23 is integrated with a refrigerated return air channel 24 and a variable temperature return air channel 25, one end of the refrigerated return air channel 24 is communicated with the return air inlet of the refrigerating chamber 2, one end of the variable temperature return air pipe channel is communicated with the return air inlet of the temperature changing chamber 3, the other ends of the refrigerated return air channel 24 and the variable temperature return air channel 25 are converged into one channel and communicated with the bottom of the evaporator cavity through a return air pipeline 26, and the return air pipeline 26 is embedded in a foaming layer of the refrigerator body. The lower part of the freezing lower air inlet duct 7 is provided with a freezing return air channel 27, and the freezing chamber 1 and the evaporator chamber are communicated through the freezing return air channel 27.
When the air conditioner works, the fan 5 sends cold air cooled by the evaporator 4 upwards, when the cold air reaches the variable-temperature air supply outlet 17, a part of the cold air enters the variable-temperature main air duct 20 through the variable-temperature air inlet pipeline 19 and enters the variable-temperature chamber 3 through the multilayer variable-temperature air outlet 22 on the variable-temperature main air duct 20, so that the variable-temperature chamber 3 is cooled, and whether the air is supplied to the variable-temperature chamber 3 is controlled through the variable-temperature air door 18. The other part of cold air continuously rises, when the cold air reaches the bottom of the partition plate 11 above the fan 5, the cold air is divided into a front air supply channel and a rear air supply channel, the cold air at the front side enters the freezing air inlet channel 8 and enters the area above the freezing chamber 1 from the freezing air outlet 13 at the uppermost layer of the freezing upper air inlet channel 6, and the freezing chamber 1 is refrigerated; cold air at the rear side enters the refrigeration air inlet channel 9, then passes through the refrigeration air inlet pipeline 14 and is sent to the refrigeration main air duct 15, and enters the refrigerating chamber 2 from the multi-layer refrigeration air outlet 21 at the front side of the refrigeration main air duct 15, so that refrigeration of the refrigerating chamber 2 is realized, and whether air supply is performed to the refrigerating chamber 2 is controlled through the refrigeration air door 16.
The utility model discloses a these two independent passageways are respectively to 1 top of freezer and the parallel air supply of walk-in 2, and whole air supply route is short, and the air supply direction is confirmed, and the air supply is even, makes the intake to 1 upper strata air supply of freezer and increases by a wide margin to the intake of 2 air supplies of walk-in step, and the amount of wind is extravagant few, has really realized that each room refrigerating output supplies with the purpose sufficient, that refrigeration efficiency is high, the energy consumption is low.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a single system multi-temperature-zone air duct system of refrigerator, the refrigerator includes walk-in, freezer and temperature-changing room, the back of freezer is equipped with an evaporimeter chamber, the evaporimeter intracavity is equipped with the evaporimeter, the evaporimeter top is equipped with fan, its characterized in that:
the air duct system comprises a freezing air inlet duct, a refrigerating main duct and a temperature-changing main duct, wherein the freezing air inlet duct, the refrigerating main duct and the temperature-changing main duct are respectively arranged on the back of the freezing chamber, the back of the refrigerating chamber and the back of the temperature-changing chamber;
the freezing air inlet duct comprises a freezing upper air inlet duct and a freezing lower air inlet duct which are connected up and down, the fan is arranged in the middle of the freezing upper air inlet duct, the upper part of the freezing upper air inlet duct is provided with a freezing air inlet channel and a refrigerating air inlet channel which are arranged side by side front and back, the freezing air inlet channel and the refrigerating air inlet channel are separated by a vertical partition plate, and the partition plate is positioned above the fan;
the freezing air inlet channel is communicated with a freezing air outlet positioned on the front side of the freezing upper air inlet channel and used for supplying air to the freezing chamber;
the upper part of the refrigeration air inlet channel is communicated with a refrigeration main air channel through a refrigeration air inlet pipeline and used for supplying air to the refrigeration chamber, and a refrigeration air door is arranged on one side, close to the fan, of the refrigeration air inlet channel;
the rear side of the lower part of the freezing upper air inlet duct is provided with a variable temperature air supply outlet, a variable temperature air door is arranged at the variable temperature air supply outlet, and the variable temperature air supply outlet is communicated with the variable temperature main air duct through a variable temperature air inlet duct and is used for supplying air to the variable temperature chamber.
2. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: the freezing air inlet duct front side is from last down to be equipped with the freezing air outlet of multilayer, freezing inlet duct top is linked together with the freezing air outlet of freezing last inlet duct superiors.
3. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: the bottom of the partition board is provided with a flow guide strip, and the cross section of the flow guide strip is in an inverted triangle shape.
4. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: the front side of the main refrigerating air duct is provided with a plurality of layers of refrigerating air outlets from top to bottom.
5. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: and the front side of the variable-temperature main air duct is provided with a plurality of layers of variable-temperature air outlets from top to bottom.
6. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: the back of the temperature-changing chamber is provided with a return air duct, a refrigerated return air channel and a temperature-changing return air channel are integrated on the return air duct, one end of the refrigerated return air channel is communicated with a return air inlet of the refrigerating chamber, one end of the temperature-changing return air pipe channel is communicated with a return air inlet of the temperature-changing chamber, and the other ends of the refrigerated return air channel and the temperature-changing return air channel are converged into a channel and communicated with the bottom of the evaporator cavity through a return air pipeline.
7. The single-system multi-temperature-zone duct system of a refrigerator according to claim 1, wherein: the lower part of the freezing lower air inlet duct is provided with a freezing air return channel which is communicated with the freezing chamber and the evaporator chamber.
8. A refrigerator, the refrigerator is provided with air duct system, its characterized in that: the air duct system of any one of claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716818.1U CN209840499U (en) | 2019-05-17 | 2019-05-17 | Single-system multi-temperature-zone air duct system of refrigerator and refrigerator thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920716818.1U CN209840499U (en) | 2019-05-17 | 2019-05-17 | Single-system multi-temperature-zone air duct system of refrigerator and refrigerator thereof |
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| CN209840499U true CN209840499U (en) | 2019-12-24 |
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| CN201920716818.1U Active CN209840499U (en) | 2019-05-17 | 2019-05-17 | Single-system multi-temperature-zone air duct system of refrigerator and refrigerator thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044117A (en) * | 2019-05-17 | 2019-07-23 | 合肥晶弘电器有限公司 | A kind of the single system multi-temperature zone ducting system and its refrigerator of refrigerator |
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- 2019-05-17 CN CN201920716818.1U patent/CN209840499U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044117A (en) * | 2019-05-17 | 2019-07-23 | 合肥晶弘电器有限公司 | A kind of the single system multi-temperature zone ducting system and its refrigerator of refrigerator |
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