CN214009659U - Temperature changing chamber and refrigerator - Google Patents
Temperature changing chamber and refrigerator Download PDFInfo
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- CN214009659U CN214009659U CN202022699722.4U CN202022699722U CN214009659U CN 214009659 U CN214009659 U CN 214009659U CN 202022699722 U CN202022699722 U CN 202022699722U CN 214009659 U CN214009659 U CN 214009659U
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- changing chamber
- refrigerating
- refrigerator
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Abstract
The utility model discloses a temperature-changing chamber and a refrigerator, wherein the temperature-changing chamber is adjacent to a refrigerating chamber, a heat insulation plate is arranged between the temperature-changing chamber and the refrigerating chamber, and the temperature-changing chamber comprises a refrigerating device; the refrigerating device is a thermoelectric conversion module which comprises a cold end and a hot end; the hot end is arranged at the outer side of the temperature changing chamber, and the inner side of the temperature changing chamber is provided with a refrigeration pipeline which is in contact with the cold end; or the cold end is arranged at the inner side of the temperature changing chamber, the outer side of the temperature changing chamber is provided with a heat dissipation pipeline which is contacted with the hot end, and the heat dissipation pipeline and the refrigeration pipeline are internally provided with refrigerants; the temperature changing chamber is also provided with a controller, a temperature sensor and a drawer; the temperature-changing chamber controls the refrigerating device to be turned on or off according to the temperature difference value between the actual temperature and the preset target temperature. Compared with the prior art, the utility model discloses a refrigerator can gain fine storage effect to high temperature food.
Description
Technical Field
The utility model relates to a refrigeration plant especially relates to a temperature-changing chamber and refrigerator.
Background
In life, when hot food is directly put into the refrigerator under a high-temperature condition, the whole refrigeration stable condition of the refrigerator is not maintained, because the cold energy of air in the refrigerator is absorbed greatly when the hot food is put into the refrigerator, so that the temperature of adjacent chambers in the refrigerator generates large fluctuation, and the temperature change can influence the preservation condition of the put food. In order to solve the above problems, it is a common practice to wait for the food to be cooled and then put into a refrigerator, but the cooling speed at room temperature is very slow, the food storage is damaged by staying at a temperature suitable for bacterial reproduction for a long time, and even if the food is put into the refrigerator, the food storage time is shortened due to a large flora number.
At present, a direct cooling or air cooling refrigerator in the industry can also adopt a cooling program which is quickly started at the moment when hot food is put into a specific drawer, so that the starting rate of a compressor is increased, the rotating speed is increased, and the overall temperature of the refrigerator is quickly reduced.
SUMMERY OF THE UTILITY MODEL
The utility model provides a temperature-changing chamber and refrigerator has solved the technical problem of the unable fine storage high temperature food of refrigerator among the prior art.
The utility model adopts the technical proposal that: a variable temperature chamber adjacent to a refrigerating chamber, the variable temperature chamber comprising: the heat insulation plate is arranged between the temperature changing chamber and the refrigerating chamber, and the refrigerating device is arranged on the temperature changing chamber.
Further, the refrigerating device is a thermoelectric conversion module, the thermoelectric conversion module comprises a cold end and a hot end, the temperature changing chamber further comprises a side wall, the thermoelectric conversion module is arranged in the side wall, and the cold end faces the temperature changing chamber.
Furthermore, the hot end is arranged on the outer side of the variable temperature chamber, a refrigeration pipeline in contact with the cold end is arranged on the inner side of the variable temperature chamber, and a refrigerant is arranged in the refrigeration pipeline.
Further, the cold end is arranged on the inner side of the variable temperature chamber, a heat dissipation pipeline in contact with the hot end is arranged on the outer side of the variable temperature chamber, and a refrigerant is arranged in the heat dissipation pipeline.
Furthermore, the temperature-changing chamber is also provided with a controller and a temperature sensor arranged in the temperature-changing chamber, and the temperature sensor and the refrigerating device are electrically connected with the controller so as to control the on or off of the refrigerating device according to the actual temperature of the temperature-changing chamber.
Furthermore, a drawer is arranged in the temperature changing chamber.
A refrigerator comprises a shell, wherein the refrigerator comprises the temperature changing chamber, and the shell is a side wall of the temperature changing chamber.
Compared with the prior art, the utility model discloses in through set up refrigerating plant in the variable temperature chamber inside to in time reduce the inside temperature of variable temperature chamber when placing high temperature food in the variable temperature chamber, and be equipped with the heat insulating board between variable temperature chamber and other reefers and avoid the storage effect of temperature rising influence other reefers, make the refrigerator can gain fine storage effect to high temperature food.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
FIG. 1 is a schematic diagram of a three-dimensional structure of a refrigerator according to the present invention;
FIG. 2 is a schematic diagram of the internal structure of the refrigerator of the present invention;
fig. 3 is a schematic structural view of a refrigeration apparatus according to a first embodiment of the present invention;
fig. 4 is a schematic structural view of a refrigerating apparatus according to a second embodiment of the present invention;
fig. 5 is a control flow diagram of the temperature changing chamber of the utility model.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The application provides a temperature-variable chamber which can be used for a refrigerator; as shown in fig. 1 and 2, taking a refrigerator as an example, the refrigerator includes a housing 1, and the inside of the housing 1 is divided into a refrigerating chamber 2 and a freezing chamber 3, the improvement of the present application is that a temperature changing chamber 4 is additionally arranged inside the housing 1, and according to the refrigeration principle of the refrigerator, the cold energy in the refrigerator is continuously transmitted to an inner chamber through an air duct, wherein the temperature changing chamber 4 and the refrigerating chamber 2 are located in an upper chamber, the freezing chamber 3 is located in a lower chamber, and the upper chamber and the lower chamber are independent from each other, and because the refrigerating chamber 3 has more input cold energy, the temperature is lower, and the refrigerating chamber 2 and the chamber where the temperature changing chamber is located have less input cold energy, so the temperature is relatively higher.
The temperature-changing chamber 4 and the refrigerating chamber 2 are arranged up and down and separated by the heat insulation plate 5, so that the temperature rise of the refrigerating chamber 2 is prevented from being influenced by the sudden temperature rise when high-temperature food or objects are put into the temperature-changing chamber 4; and temperature-changing room 4 still is equipped with one set of refrigerating plant 7, the temperature variation of refrigerating plant 7 independent control temperature-changing room 4, when the temperature height owing to put into high temperature food in temperature-changing room 4, refrigerating plant 7 opens the operation, cool down temperature-changing room 4 alone, thereby can be quick cool down in order to reach perfect storage effect to high temperature food, compare in increaseing compressor running frequency or other modes, such cooling mode can not lead to the fact the influence to the food temperature of placing in walk-in 2, guarantee the storage effect of refrigerator.
Further, the refrigeration device 7 used in the present application is a thermoelectric conversion module, such as a semiconductor refrigerator, the thermoelectric conversion module is formed by specially arranging semiconductor metals with different conductive properties, so that the inside of the metal has a structure of electrons N and holes P, and when the thermoelectric conversion module is powered on, the electrons transit between PN junctions, so that the semiconductor refrigerator forms a cold end 71 and a hot end 72, which is different from an air-cooling refrigeration method, and does not generate large noise.
As shown in fig. 3, in the first embodiment of the present application, the thermoelectric conversion module is enclosed on the side wall of the temperature-varying chamber 4, wherein in the present embodiment, the hot end 72 of the thermoelectric conversion module is disposed outside the temperature-varying chamber 4, while the cold end 71 of the thermoelectric conversion module is disposed inside the side wall of the temperature-varying chamber 4, the cooling pipeline 73 is disposed in the side wall of the temperature-varying chamber 4, and the cooling pipeline 73 is uniformly distributed around the temperature-varying chamber 4, and a refrigerant is disposed in the cooling pipeline 73, and when the cold end 71 is cooled, the refrigerant undergoes a phase change to continuously supply cooling energy to the temperature-varying chamber 4 to cool the temperature-varying chamber 4. The arrangement increases the cooling efficiency and uniformity of the temperature-changing chamber 4, and can meet the refrigeration requirement of the temperature-changing chamber 4 at the lowest cost.
As shown in fig. 4, in the second embodiment of the present application, the thermoelectric conversion module is enclosed on the side wall of the temperature varying chamber 4, in this embodiment, the cold end 71 of the thermoelectric conversion module is disposed inside the temperature varying chamber 4, the hot end 72 of the thermoelectric conversion module is disposed inside the side wall of the temperature varying chamber 4, the heat dissipation pipes 74 are uniformly distributed around the temperature varying chamber 4, and the refrigerant is disposed in the heat dissipation pipes 74, when the cold end 71 is cooled, the cold energy is directly and continuously supplied to the temperature varying chamber 4 to cool the temperature varying chamber 4, and the heat of the hot end 72 is dissipated to the outside of the temperature varying chamber 4 through the heat dissipation pipes 74. The arrangement increases the heat conversion efficiency and the uniformity of the temperature-changing chamber 4, and can meet the refrigeration requirement of the temperature-changing chamber 4 as quickly as possible, and meanwhile, the temperature of the side wall inside the temperature-changing chamber 4 is prevented from continuously rising.
In a third embodiment, the first embodiment and the second embodiment may also be combined, that is, the thermoelectric conversion module is completely disposed inside the sidewall of the temperature varying chamber 4, the cold end 71 of the thermoelectric conversion module releases heat to the temperature varying chamber 4 through the refrigeration pipeline 73, the hot end 72 releases heat to the outside through the heat dissipation pipeline 74, and the heat dissipation pipeline 74 and the refrigeration pipeline 73 are not in contact with each other, or a heat insulation layer is disposed between the two, so as to improve the efficiency of cooling and heat dissipation.
Further, in the present application, a temperature sensor 41 is provided in the temperature-varying chamber 4 to detect the actual temperature in the temperature-varying chamber 4, and a controller 8 is provided on the top of the refrigerator case 1, and a display 11 is provided on the surface of the case 1 at a position close to the height of the human body; the temperature sensor 41, the display 11 and the refrigerating device 7 are all electrically connected with the controller 8, the temperature sensor 41 detects the actual temperature of the temperature-changing chamber 4 and transmits the actual temperature to the controller 8, and the controller 8 controls the refrigerating device 7 to be turned on or off according to the actual temperature of the temperature-changing chamber 4.
Note that the side wall of the temperature changing chamber 4 described above is a part of the refrigerator case 1, and the case 1 is a side wall of the temperature changing chamber 4.
Further, a drawer 42 is provided in the temperature-changing chamber 4 to facilitate taking in and out of food.
As shown in fig. 5, the temperature control method of the temperature-variable chamber in the present application is:
the user selects whether the controller starts the energy-saving mode or not through the touchable display 11 (or whether the controller automatically controls whether the energy-saving mode is started or not); when the refrigerator is started in the energy-saving mode, the refrigerating device is normally closed, so that the energy-saving effect is achieved.
And when the controller does not start the energy-saving mode, the controller indicates that high-temperature food is stored in the temperature-changing chamber 4, the refrigerating device is started to cool the temperature-changing chamber at the moment, the temperature of the temperature-changing chamber 4 is monitored in real time, and the actual temperature T and the preset target temperature T in the temperature-changing chamber 4 are calculated1When the temperature difference value delta T is larger than the temperature difference threshold value delta T1And when the actual temperature in the refrigerator is larger, the controller starts to control the refrigeration device to start to cool in time.
When the energy-saving mode is not started, the temperature sensor monitors the actual temperature of the temperature-changing chamber 4 in real time, and the controller accurately regulates and controls the temperature of the temperature-changing chamber 4 according to the detected temperature value.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. A variable temperature chamber adjacent to a refrigerating chamber, comprising: the heat insulation plate is arranged between the temperature changing chamber and the refrigerating chamber; the refrigerating device is arranged in the temperature-changing chamber; a controller; and the temperature sensor and the refrigerating device are electrically connected with the controller so as to control the on or off of the refrigerating device according to the actual temperature of the temperature changing chamber.
2. The temperature-varying chamber as claimed in claim 1, wherein the cooling device is a thermoelectric conversion module comprising a cold end and a hot end, the temperature-varying chamber further comprising a side wall, the thermoelectric conversion module being provided in the side wall with the cold end facing into the temperature-varying chamber.
3. The temperature-changing chamber according to claim 2, wherein the hot end is arranged outside the temperature-changing chamber, a refrigerating pipeline in contact with the cold end is arranged inside the temperature-changing chamber, and a refrigerant is arranged in the refrigerating pipeline.
4. The temperature-changing chamber according to claim 2 or 3, wherein the cold end is arranged at the inner side of the temperature-changing chamber, a heat radiation pipeline in contact with the hot end is arranged at the outer side of the temperature-changing chamber, and a refrigerant is arranged in the heat radiation pipeline.
5. The temperature-changing chamber as claimed in claim 1, wherein a drawer is further provided in the temperature-changing chamber.
6. A refrigerator comprising a casing, characterized in that it comprises a variable temperature chamber according to any one of claims 1 to 5, the casing being a side wall of the variable temperature chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022699722.4U CN214009659U (en) | 2020-11-19 | 2020-11-19 | Temperature changing chamber and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022699722.4U CN214009659U (en) | 2020-11-19 | 2020-11-19 | Temperature changing chamber and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214009659U true CN214009659U (en) | 2021-08-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022699722.4U Active CN214009659U (en) | 2020-11-19 | 2020-11-19 | Temperature changing chamber and refrigerator |
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| CN (1) | CN214009659U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284013A (en) * | 2020-11-19 | 2021-01-29 | 珠海格力电器股份有限公司 | Refrigerator, temperature changing chamber and temperature control method thereof |
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2020
- 2020-11-19 CN CN202022699722.4U patent/CN214009659U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112284013A (en) * | 2020-11-19 | 2021-01-29 | 珠海格力电器股份有限公司 | Refrigerator, temperature changing chamber and temperature control method thereof |
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