CN210625046U - Direct-cooling refrigerator - Google Patents
Direct-cooling refrigerator Download PDFInfo
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- CN210625046U CN210625046U CN201921074436.XU CN201921074436U CN210625046U CN 210625046 U CN210625046 U CN 210625046U CN 201921074436 U CN201921074436 U CN 201921074436U CN 210625046 U CN210625046 U CN 210625046U
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Abstract
The utility model provides a direct-cooling refrigerator. The refrigerator comprises a refrigerator body and an evaporator, wherein a storage chamber is arranged in the refrigerator body, and the evaporator is configured to provide cold energy for the storage chamber; the storage chamber is at least provided with a first space and a second space; and the evaporator includes: a first evaporator configured to provide cold to at least a first space; a bypass line connected between an inlet and an outlet of the first evaporation part; the control valve is arranged at an inlet of the bypass pipeline and an inlet of the first evaporation part and is configured to controllably enable the refrigerant to enter the first evaporation part or the bypass pipeline; and the inlet of the second evaporation part is connected with the outlet of the first evaporation part and the outlet of the bypass pipeline, and the second evaporation part is configured to provide cold energy for at least the second space. The first evaporation part can work or not work in a controlled manner, so that the local temperature control of partial areas of the storage room is realized, the partial areas of the storage room can meet the soft freezing requirement of minus 7 ℃, and the problem of pain points in the life process of a user is solved.
Description
Technical Field
The utility model relates to a refrigeration plant field especially relates to a direct-cooling refrigerator.
Background
A conventional refrigerator includes a cabinet, a compression refrigeration system, and a door. The freezing chamber of the direct-cooling refrigerator using the freezing tube plate evaporator is obvious in icing and frosting phenomena, particularly when a large amount of food is stored in the direct-cooling refrigerator in the middle of the year. When food is placed in a refrigerator for a long time, the food can be adhered and is not easy to take, and particularly for meat food, the food is not only not easy to take, but also difficult to cut in a short time. This can be cumbersome for the user. Therefore, the air-cooled refrigerator is provided with an energy-saving mode (-7 ℃), at the temperature, although the food can not be stored for a long time in a low-temperature environment of twenty ℃ below zero, the meat food can be cut well at the temperature, and the problem of pain points of users can be solved well. However, in the direct-cooling refrigerator, since the temperature is controlled substantially by the temperature controller, the soft-freezing temperature cannot be realized.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention has been made to provide a direct cooling refrigerator which overcomes or at least partially solves the above problems, and which can realize a system in which a partial region can be switched between soft freezing (-3 to-7 ℃) and normal freezing compartment temperatures, and which can realize local temperature control of a storage compartment of the refrigerator.
Therefore, the utility model provides a direct cooling refrigerator, which comprises a box body and an evaporator, wherein a storage chamber is arranged in the box body, and the evaporator is configured to provide cold energy for the storage chamber; wherein
The storage chamber is at least provided with a first space and a second space; and the evaporator includes:
a first evaporator configured to provide cold to at least the first space;
a bypass line connected between an inlet and an outlet of the first evaporation part;
the control valve is arranged at an inlet of the bypass pipeline and an inlet of the first evaporation part and is configured to controllably enable the refrigerant to enter the first evaporation part or the bypass pipeline; and
a second evaporator, an inlet of the second evaporator connected to an outlet of the first evaporator and an outlet of the bypass line, the second evaporator configured to provide cooling energy to at least the second space.
Optionally, the first space is at an upper side of the second space; the second evaporation part is positioned below the first evaporation part.
Optionally, the direct cooling ice further comprises a first rack separating the first space and the second space; and is
The first evaporation part is mounted on the first rack.
Optionally, at least one second rack is arranged in the second space;
the second evaporation part comprises at least one evaporation sub-part, and each evaporation sub-part is installed on one second rack.
Optionally, the second evaporation part further comprises a bottom evaporation part disposed at the bottom of the second space.
Optionally, the first evaporation part is bent and extended on the lower surface of the first rack; and is
The bypass pipeline extends along the transverse direction and is arranged at the lower side of the rear part of the first rack.
Optionally, the evaporation subsections are in series with each other and with the bottom evaporation section.
Optionally, the direct cooling ice further comprises:
the outlet of the second evaporation part is communicated with the inlet of the compressor;
the inlet of the dew removing pipe is communicated with the outlet of the compressor;
the inlet of the condenser is communicated with the outlet of the dew removing pipe;
an inlet of the throttling device is communicated with an outlet of the condenser; and is
And the inlet of the control valve is communicated with the outlet of the throttling device.
Optionally, the evaporator is a refrigeration evaporator, and the storage chamber is a refrigeration storage chamber; and is
The direct cooling refrigerator also comprises a refrigeration evaporator; a refrigerated storage compartment is also arranged in the box body;
the inlet of the refrigerating evaporator is communicated with the outlet of the throttling device, the outlet of the refrigerating evaporator is communicated with the inlet of the control valve, and the refrigerating evaporator is configured to provide cold energy for the refrigerating storage compartment.
The utility model discloses an in the cold directly cold refrigerator, divide into first evaporation portion and second evaporation portion with the evaporimeter, and first evaporation portion can work or out of work by controlled ground, realizes the regional local accuse temperature of storing room subregion, can make storing room subregion can reach the soft freezing requirement of-7 ℃, solves the pain point problem that exists in the user life process.
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 direct cooling refrigerator according to an embodiment of the present invention;
FIG. 2 is a schematic system diagram of a refrigeration system of the direct chill refrigerator of FIG. 1;
fig. 3 is a schematic configuration view of a refrigerating evaporator in the direct cooling refrigerator of fig. 1.
Detailed Description
Fig. 1 is a schematic structural view of a direct cooling refrigerator according to an embodiment of the present invention. As shown in fig. 1 and with reference to fig. 2 and 3, an embodiment of the present invention provides a direct cooling refrigerator. The direct-cooling refrigerator may include a cabinet 20, a refrigerating evaporator 36, and a freezing evaporator 40. A refrigerating storage compartment 21 and a freezing storage compartment are arranged in the box body 20. The refrigerated evaporator 36 is configured to provide refrigeration to the refrigerated storage compartment 21 and the refrigerated evaporator 40 is configured to provide refrigeration to the refrigerated storage compartment. Wherein the freezing storage room is at least provided with a first space 22 and a second space 23; and the freezing evaporator 40 includes a first evaporation portion 41, a second evaporation portion 42, a control valve 43, and a bypass line 44. The first evaporation part 41 is configured to supply cold to at least the first space 22. The bypass line 44 is connected between the inlet and the outlet of the first evaporation portion 41. The control valve 43 is installed at an inlet of the bypass line 44 and an inlet of the first evaporation part 41, and is configured to controllably introduce the refrigerant into the first evaporation part 41 or the bypass line 44. The inlet of the second evaporator portion 42 is connected to the outlet of the first evaporator portion 41 and to the outlet of the bypass line 44, the second evaporator portion 42 being configured to supply cold to at least the second space 23. The control of the temperature of the partial area of the freezing storage chamber is realized by changing the flow direction of the pipeline refrigerant through the control valve 43 and the bypass pipeline 44, so that the partial area of the freezing storage chamber, such as the first space 22, can reach the soft freezing requirement of minus 7 ℃, and the problem of pain points in the life process of a user is solved.
In some embodiments of the present invention, the first space 22 is at the upper side of the second space 23; the second evaporation portion 42 is located below the first evaporation portion 41. Preferably, the direct cooling refrigerator further has a first rack 24 separating the first space 22 and the second space 23, and the first evaporation portion 41 is mounted to the first rack 24. In some alternative embodiments, portions of the second evaporation portion 42 may also be mounted to the first rack 24.
In some further embodiments of the present invention, at least one second rack 25 is provided in the second space 23; the second evaporation part 42 includes at least one evaporation sub-part 421, and each evaporation sub-part 421 is installed at one second rack 25. The second evaporation part 42 further includes a bottom evaporation part 422 provided at the bottom of the second space 23. The second space 23 is further spatially partitioned by providing a second rack 25 to facilitate storage of articles. The uppermost subspace of the second space 23, i.e., the first subspace of the lower side of the first rack 24, can also be used as a local temperature control region since the first evaporation part 41 is controllably operated.
For better layout of the freezing evaporator 40, the first evaporation portion 41 is bent and extended at the lower surface of the first rack 24. The bypass duct 44 extends in the lateral direction and is disposed at a rear lower side of the first rack 24. Likewise, each of the evaporation subsections 421 and the bottom evaporation part 422 can also be bent and extended at corresponding positions to increase the cooling area. The evaporation subsections 421 are connected in series with each other and with the bottom evaporation section 422. The rack and the evaporator tubes on its underside may also be referred to as tube sheet evaporators.
Further, the refrigerating system of the direct cooling refrigerator further includes a compressor 31, a dew-removing pipe 32, a condenser 33, a dry filter 34, and a throttling device 35. The outlet of the second evaporation part 42 is communicated with the inlet of the compressor 31; the inlet of the dew-removing pipe 32 is communicated with the outlet of the compressor 31; the inlet of the condenser 33 is communicated with the outlet of the dew-removing pipe 32; the inlet of the dry filter 34 is communicated with the outlet of the condenser 33; the inlet of the throttling device 35 is communicated with the outlet of the dry filter 34, and the throttling device 35 is preferably a capillary tube; the inlet of the refrigerating evaporator 36 is communicated with the outlet of the throttling device 35, and the outlet of the refrigerating evaporator 36 is communicated with the inlet of the control valve 43. The control valve 43 may be a solenoid valve.
The utility model discloses direct-cooling refrigerator is at the during operation, and control flap 43 switches on cold-stored evaporimeter 36 and first evaporation portion 41 to make the refrigerant circulate between compressor 31, remove dew pipe 32, condenser 33, drier-filter 34, throttling arrangement 35, cold-stored evaporimeter 36, the first evaporation portion 41 and the second evaporation portion 42 of freezing evaporimeter 40, for the normal refrigeration work of direct-cooling refrigerator.
If a partial area of the freezing storage compartment needs to be set to the soft freezing mode, for example, if the first space 22 needs to be set to the soft freezing mode, the control valve 43 conducts the refrigerating evaporator 36 and the bypass line 44, that is, conducts the refrigerating evaporator 36 and the second evaporation part 42, so that the refrigerant circulates among the compressor 31, the dew-removing pipe 32, the condenser 33, the filter drier 34, the throttling device 35, the refrigerating evaporator 36, the bypass line 44 of the freezing evaporator 40 and the second evaporation part 42, and the local temperature control of the freezing storage compartment is realized.
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 (9)
1. A direct cooling refrigerator comprises a refrigerator body and an evaporator, wherein a storage chamber is arranged in the refrigerator body, and the evaporator is configured to provide cold energy for the storage chamber; it is characterized in that the preparation method is characterized in that,
the storage chamber is at least provided with a first space and a second space; and the evaporator includes:
a first evaporator configured to provide cold to at least the first space;
a bypass line connected between an inlet and an outlet of the first evaporation part;
the control valve is arranged at an inlet of the bypass pipeline and an inlet of the first evaporation part and is configured to controllably enable the refrigerant to enter the first evaporation part or the bypass pipeline; and
a second evaporator, an inlet of the second evaporator connected to an outlet of the first evaporator and an outlet of the bypass line, the second evaporator configured to provide cooling energy to at least the second space.
2. The direct-cooling refrigerator according to claim 1,
the first space is positioned at the upper side of the second space; the second evaporation part is positioned below the first evaporation part.
3. The direct-cooling refrigerator according to claim 2, further comprising:
a first rack separating the first space and the second space; and is
The first evaporation part is mounted on the first rack.
4. The direct-cooling refrigerator according to claim 3,
at least one second rack is arranged in the second space;
the second evaporation part comprises at least one evaporation sub-part, and each evaporation sub-part is installed on one second rack.
5. The direct-cooling refrigerator according to claim 4,
the second evaporation part further comprises a bottom evaporation part arranged at the bottom of the second space.
6. The direct-cooling refrigerator according to claim 3,
the first evaporation part is bent and extended on the lower surface of the first rack; and is
The bypass pipeline extends along the transverse direction and is arranged at the lower side of the rear part of the first rack.
7. The direct-cooling refrigerator according to claim 5,
the evaporation subsections are connected in series with each other and with the bottom evaporation section.
8. The direct-cooling refrigerator according to claim 1, further comprising:
the outlet of the second evaporation part is communicated with the inlet of the compressor;
the inlet of the dew removing pipe is communicated with the outlet of the compressor;
the inlet of the condenser is communicated with the outlet of the dew removing pipe;
an inlet of the throttling device is communicated with an outlet of the condenser; and is
And the inlet of the control valve is communicated with the outlet of the throttling device.
9. The direct-cooling refrigerator according to claim 8,
the evaporator is a freezing evaporator, and the storage chamber is a freezing storage chamber; and is
The direct cooling refrigerator also comprises a refrigeration evaporator; a refrigerated storage compartment is also arranged in the box body;
the inlet of the refrigerating evaporator is communicated with the outlet of the throttling device, the outlet of the refrigerating evaporator is communicated with the inlet of the control valve, and the refrigerating evaporator is configured to provide cold energy for the refrigerating storage compartment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921074436.XU CN210625046U (en) | 2019-07-10 | 2019-07-10 | Direct-cooling refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921074436.XU CN210625046U (en) | 2019-07-10 | 2019-07-10 | Direct-cooling refrigerator |
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| Publication Number | Publication Date |
|---|---|
| CN210625046U true CN210625046U (en) | 2020-05-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921074436.XU Active CN210625046U (en) | 2019-07-10 | 2019-07-10 | Direct-cooling refrigerator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114857833A (en) * | 2022-05-23 | 2022-08-05 | Tcl家用电器（合肥）有限公司 | Refrigerator and refrigeration system control method |
| CN115507595A (en) * | 2021-06-07 | 2022-12-23 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device |
-
2019
- 2019-07-10 CN CN201921074436.XU patent/CN210625046U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115507595A (en) * | 2021-06-07 | 2022-12-23 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device |
| CN115507595B (en) * | 2021-06-07 | 2024-01-05 | 青岛海尔电冰箱有限公司 | Refrigerating and freezing device |
| CN114857833A (en) * | 2022-05-23 | 2022-08-05 | Tcl家用电器（合肥）有限公司 | Refrigerator and refrigeration system control method |
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