CN218001910U - Cold accumulation device and refrigerator - Google Patents
Cold accumulation device and refrigerator Download PDFInfo
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- CN218001910U CN218001910U CN202221911288.4U CN202221911288U CN218001910U CN 218001910 U CN218001910 U CN 218001910U CN 202221911288 U CN202221911288 U CN 202221911288U CN 218001910 U CN218001910 U CN 218001910U
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Abstract
The utility model provides a cold-storage device and refrigerator relates to refrigerator technical field, when having solved the current cold-storage device of utilization that exists among the prior art and refrigerate the refrigerator, leads to the uneven technical problem of cold volume of indoor portion between the refrigerator to distribute easily. The utility model provides a cold accumulation device, which can fully refrigerate the air passing through the cold accumulation device due to the air channel structure arranged in the cold accumulation device; in addition, the air duct structure of the cold accumulation device is matched with the air duct of the refrigerator, so that the refrigerator can refrigerate uniformly. The cold accumulation device also comprises a storage battery, the refrigerator normally operates for refrigeration during off-peak electricity utilization, and meanwhile, the cold accumulation agent in the cold accumulation main body accumulates cold and the storage battery charges; when the peak power is used or the power is cut off, the refrigerator stops refrigerating, the storage battery provides electric energy for driving the fan and the fan, and the cold accumulation main body is adopted for refrigerating. The storage battery is adopted, the peak-valley time-of-use price policy is utilized, the electric quantity utilization rate is improved, and the electricity charge expenditure is reduced.
Description
Technical Field
The utility model belongs to the technical field of the refrigerator technique and specifically relates to a cold-storage device and refrigerator is related to.
Background
In order to relieve the current situation of shortage of domestic electric power resources, the state has introduced a peak-valley time-of-use electricity price policy, namely, the charging standard is higher when the electricity consumption is in a peak in daytime and lower when the electricity consumption is in a valley at night, and the policy is implemented in many places. The peak-valley electricity price is beneficial to promoting the electricity consumption unit to stagger the electricity consumption time, and fully utilizing equipment and energy.
The energy storage type refrigerator is provided, the electricity consumption expenditure is reduced by utilizing a peak-valley time-of-use electricity price policy, and the normal operation of the refrigerator can be guaranteed by power failure in a short time. The working principle of the refrigerator is that different refrigeration modes are adopted for refrigeration at different time intervals, the refrigerator operates and stores cold during the electricity utilization off-peak time, the storage battery is charged, the refrigerator stops working of the compressor during the electricity utilization peak time, the storage battery supplies power to the fan in the refrigerator, and the cold storage device is combined to release cold energy for refrigeration. When power is cut off, the storage battery can be used for supplying power.
The applicant has found that the prior art has at least the following technical problems:
the existing cold accumulation device arranged in the refrigerator adopts a direct cold release mode, which can cause uneven distribution of cold quantity in the refrigerator chamber and larger space temperature difference.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a cold-storage device and refrigerator has solved the current cold-storage device of utilization that exists among the prior art and when refrigerating to the refrigerator, leads to the uneven technical problem of cold volume distribution of indoor portion between the refrigerator easily. The utility model provides a plurality of technical effects that preferred technical scheme among a great deal of technical scheme can produce see the explanation below in detail.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of cold-storage device, including cold-storage main part and driving fan, wherein, be provided with the wind channel structure in the cold-storage main part, driving fan sets up the wind channel is structural, is provided with the fresh air inlet on the freezing room lining, the air exhaust end of wind channel structure with the fresh air inlet cooperatees, works as when driving fan moves, air in the refrigerator freezing room can pass through the wind channel structure with the fresh air inlet is arranged to in the refrigeration wind channel of refrigerator.
Further, the cold storage main body is formed in a longitudinal center sill structure of the freezer compartment of the refrigerator.
Further, the air duct structure is a continuous rectangular wave structure; the air inlet end and the air outlet end of the air duct structure are respectively arranged on two opposite sides of the cold accumulation main body, the air inlet end is close to the bottom of the cold accumulation main body, and the air outlet end is close to the top of the cold accumulation main body.
Further, fins are arranged in the air duct structure of the cold accumulation main body.
Further, the cold-storage main part includes first board and second board, first board with both parallel arrangement of second board, first board orientation one side of second board and second board orientation one side of first board sets up and is used for forming the recess of wind channel structure, the recess of first board with set up in the recess of second board the fin.
Further, the first plate portion and the second plate portion are filled with cold accumulation materials, and the fins are inserted into the first plate portion or the second plate portion and are in contact with the cold accumulation materials.
Further, the cold accumulation device also comprises a storage battery, and the storage battery is connected with the driving fan and a fan matched with the refrigerator evaporator.
Further, the cold accumulation device also comprises a controller, and the driving fan and the storage battery are electrically connected with the controller.
Furthermore, an air door is arranged at the air outlet end of the air duct structure.
The utility model provides a refrigerator, include cold-storage device.
The utility model provides a cold accumulation device, which can fully refrigerate the air passing through the cold accumulation device due to the air channel structure arranged in the cold accumulation device; in addition, the air duct structure of the cold accumulation device is matched with the air duct of the refrigerator, so that the uniform refrigeration of the refrigerator can be realized, and the problem that the cold quantity in the chamber of the refrigerator is not uniformly distributed due to the adoption of a direct cold release mode in the existing cold accumulation device arranged in the refrigerator is solved.
The utility model discloses preferred technical scheme can also produce following technological effect at least:
the cold accumulation device also comprises a storage battery, and the storage battery is connected with the driving fan and the fan matched with the refrigerator evaporator. During off-peak power utilization, the refrigerator normally operates for refrigeration, and meanwhile, a cold storage agent in the cold storage main body stores cold and a storage battery charges; when the peak power is used or the power is cut off, the refrigerator stops refrigerating, the storage battery provides electric energy for driving the fan and the fan, and the cold accumulation main body is adopted for refrigerating. The storage battery is adopted, and a peak-valley time-of-use electricity price policy is utilized, so that the electricity utilization rate is improved, and the electricity expense is reduced;
when judging that the evaporator needs defrosting and is in the peak period of power consumption, the electric heating rod does not need to be started to consume electric energy, the air doors of the air inlet of the freezing chamber and the air outlet end of the air duct structure and the like are closed, the freezing chamber is thoroughly separated from the air duct at the back, and the inside of the freezing chamber is cooled by the direct cooling mode of the cold storage main body 1. The fan in the back air duct continues to operate, the storage battery supplies power to the fan, airflow circularly flows between the refrigerating chamber and the evaporator of the refrigerator to remove frosting on the evaporator, cold energy released when the evaporator defrosts is used for supplying cold to the refrigerating chamber, and when the temperature in the refrigerating chamber rises to a set temperature T 2 And then judging that the evaporation and defrosting are finished.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural view of a cold storage device provided in a refrigerator liner according to an embodiment of the present invention;
fig. 2 is a view of a cold storage device provided in an embodiment of the present invention;
fig. 3 is a schematic front view of a first plate portion provided in an embodiment of the present invention;
fig. 4 is a schematic cross-sectional view of a cold storage device provided by an embodiment of the present invention;
fig. 5 is a flowchart of a refrigeration method for a refrigerator according to an embodiment of the present invention;
fig. 6 is a flowchart of a defrosting method for a refrigerator according to an embodiment of the present invention.
Figure 1-cold storage body; 11-an air duct structure; 12-a fin; 13-a first plate portion; 14-a second plate portion; 15-a groove; 2-driving the fan; 3-freezer chamber liner.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.
The utility model provides a cold-storage device, including cold-storage main part 1 and drive fan 2, wherein, be provided with wind channel structure 11 in the cold-storage main part 1, drive fan 2 sets up on wind channel structure 11, is provided with the fresh air inlet on the freezer inside lining 3, and the air exit end and the fresh air inlet of wind channel structure 11 cooperate (air exit end is linked together with the fresh air inlet promptly), and when drive fan 2 moved, the air in the refrigerator freezer can be arranged to the refrigeration wind channel of refrigerator in through wind channel structure 11 and fresh air inlet. Install the cold-storage device in the refrigerator freezer, when needs cold-storage main part 1 refrigerates in to the refrigerator, at this moment, can start the fan that drive fan 2 and refrigerator evaporimeter correspond, air in the freezer is in air inlet end entering wind channel structure 11 on through cold-storage main part 1, and arrange to the refrigeration wind channel of refrigerator freezer inside lining 3 rear side through the fresh air inlet on the freezer lining 3 in, under the drive of fan, refrigerated by cold-storage main part 1, air in the flow direction refrigeration wind channel arranges to the freezer through the air outlet on freezer inside lining 3 in, realize the even refrigeration of freezer. Because the fan starts, the refrigerating chamber of the refrigerator can also achieve the refrigerating effect.
The utility model provides a cold accumulation device, which can fully refrigerate the air passing through the cold accumulation device due to the air channel structure arranged in the cold accumulation device; in addition, the air duct structure of the cold accumulation device is matched with the air duct of the refrigerator, so that the refrigerator can refrigerate uniformly, and the problem that the cold quantity in the chamber of the refrigerator is not uniformly distributed due to the fact that the direct cold release mode is adopted in the existing cold accumulation device arranged in the refrigerator is solved.
As for the cold storage main body 1, the cold storage main body 1 is preferably in a plate-like structure, and the cold storage main body 1 is formed in a longitudinal center sill structure of a freezer compartment of the refrigerator. Referring to fig. 1, a cold storage main body 1 is shown on a freezing chamber liner 3, the cold storage main body 1 forms a center sill structure of a freezing chamber of a refrigerator, and does not occupy an additional space of the freezing chamber of the refrigerator.
The air duct structure 11 of the cold storage main body 1 is specifically described as follows: referring to fig. 2, the air duct structure 11 is a continuous rectangular wave structure; the air inlet end and the air outlet end of the air duct structure 11 are respectively arranged on two opposite sides of the cold accumulation main body 1, the air inlet end is close to the bottom of the cold accumulation main body 1, and the driving fan 2 can be arranged on the air inlet end and the air outlet end close to the top of the cold accumulation main body 1. By setting the air duct structure 11 to be a continuous rectangular wave, the flow time of air in the cold storage main body 1 can be increased, which is favorable for sufficiently refrigerating the air. Of course, the shape of the air duct structure 11 is not limited to the rectangular wave shape, and may be a wave shape, a triangular wave shape, or the like.
The driving fan 2 is arranged at the air inlet end of the air channel structure 11, and when the driving fan 2 is started, air in the freezing chamber of the refrigerator can be driven to enter the air channel structure 11. An air inlet hole is additionally arranged on the inner lining 3 of the freezing chamber, the air inlet hole is matched with the air outlet end of the air duct structure 11, and the air outlet end of the air duct structure 11 is provided with an air door.
In order to better exchange heat between the cold accumulation structure 1 and the air flowing through the air duct structure 11, the fins 12 are arranged in the air duct structure 11 of the cold accumulation main body 1, and when the air passes through the fins 12, the cold energy on the fins 12 can be taken away.
With regard to the specific structure of the cold storage body 1, referring to fig. 2 to 4, the cold storage body 1 includes a first plate portion 13 and a second plate portion 14, both the first plate portion 13 and the second plate portion 14 are disposed in parallel and in close contact, a groove 15 for forming the air duct structure 11 is provided in a side of the first plate portion 13 facing the second plate portion 14 and a side of the second plate portion 14 facing the first plate portion 13, and the fin 12 is provided in the groove 15 of the first plate portion 13 and the groove 15 of the second plate portion 14. Referring to fig. 2, the groove on the first plate portion 13 and the groove on the second plate portion 14 have the same shape, and the groove on the first plate portion 13 and the groove on the second plate portion 14 are combined to form the air duct structure 11. By providing both the grooves 15 and the fins 12 on the first and second panels 13, 14, the air flowing through the air duct structure 11 is advantageously cooled.
The first plate 13 and the second plate 14 are filled with a cold storage material (coolant), and the fin 12 is inserted into the first plate 13 or the second plate 14 and contacts the cold storage material. The first plate portion 13 and the second plate portion 14 have the same structure. Referring to fig. 3, which is a front view of the first plate portion 13, the fins 12 are disposed in parallel in the corresponding lateral sections of the grooves 12, two-thirds of the fins 12 are disposed in the grooves 12, and one-third of the fins 12 are in contact with the cool storage material.
As an alternative embodiment, the cold storage device further comprises a storage battery connected to the driving fan 2 and to a fan cooperating with the refrigerator evaporator. During off-peak power utilization, the refrigerator normally operates for refrigeration (namely, an external power supply is favorable for supplying power to the compressor for refrigeration), and meanwhile, the cold storage agent in the cold storage main body 1 stores cold and the storage battery is charged; when the peak power is used or the power is cut off, the refrigerator stops refrigerating, the storage battery provides electric energy for driving the fan 2 and the fan, and the cold accumulation main body 1 is adopted for refrigerating. The storage battery is adopted, the peak-valley time-of-use electricity price policy is utilized, the electricity utilization rate is improved, and the electricity expense is reduced.
The cold accumulation device also comprises a controller, and the driving fan 2 and the storage battery are electrically connected with the controller. When the cold storage device is installed in the refrigerator, the controller is connected with the control device of the refrigerator.
The storage battery is arranged at the top or the back of the refrigerator, and the controller can be used for controlling the starting and stopping of the refrigerator. When the refrigerator is in the non-power-consumption peak period, the controller does not work, the refrigerator maintains the normal operation working condition, the cold accumulation main body 1 finishes cold accumulation in the period, and meanwhile, the storage battery finishes power storage in the period. When the refrigerator is in a time period of a power utilization peak period, the controller starts to work, at the time, the controller cuts off a power supply of the refrigerator, the refrigerator stops working, the storage battery starts to supply power, the driving fan 2 and a fan in an air duct at the back of the refrigerator start to work, air is pushed into the air duct structure 11 of the cold accumulation main body 1, the air fully exchanges heat with the wall surface of the air duct and fins 12 inside the air duct in the air duct structure 11, then enters the refrigeration air duct through an air outlet end of the air duct structure 11 and air inlet holes in the inner lining 3 of the freezing chamber, the cold air is transmitted to each chamber of the refrigerator from the air inlet end of the air duct structure 11, at the time, the air doors are fully opened, namely the air doors at the air outlet end of the air duct structure 11 are opened, and the air doors arranged at the air inlet of the freezing chamber are also opened.
The controller is also connected with a temperature sensing bag and an evaporator temperature sensing bag in a refrigerator compartment (a freezing chamber and a refrigerating chamber), the refrigerator stops working in a peak power utilization period, at the moment, all cold energy is provided by the cold accumulation main body 1 and is influenced by objective factors such as environmental temperature, door opening and closing times and the like, and the cold energy stored by the cold accumulation agent in the cold accumulation main body 1 possibly cannot meet the cold supply in the whole power utilization peak period, so when the cold energy is insufficient, the controller controls the storage battery to supply power to the refrigerator compressor, the refrigerator starts normal refrigeration, and simultaneously the cold accumulation device starts cold accumulation, after the controller runs for a period of time, the controller judges whether the refrigerator is in the power utilization peak period or not at the moment, if the refrigerator is still in the power utilization peak period, the refrigerator is shut down, the storage battery stops supplying power to the refrigerator compressor, and the cold accumulation device is continuously used for cold supply; if the refrigerator is in the non-power-consumption peak period after a period of time, external power supply is adopted, the refrigerator works normally, the storage battery is charged, and the cold accumulation device accumulates cold.
A refrigerator comprises the utility model provides a cold accumulation device. The utility model provides a cold accumulation device, which can fully refrigerate the air passing through the cold accumulation device due to the air channel structure arranged in the cold accumulation device; in addition, the air duct structure of the cold accumulation device is matched with the air duct of the refrigerator, so that the uniform refrigeration of the refrigerator can be realized, and the problem that the cold quantity in the chamber of the refrigerator is not uniformly distributed due to the adoption of a direct cold release mode in the existing cold accumulation device arranged in the refrigerator is solved.
The cold accumulation device also comprises a storage battery which is connected with the driving fan 2 and a fan matched with the refrigerator evaporator. During off-peak power utilization, the refrigerator normally operates for refrigeration (namely, an external power supply is favorable for supplying power to the compressor for refrigeration), and meanwhile, the cold storage agent in the cold storage main body 1 stores cold and the storage battery is charged; when the peak power is used or the power is cut off, the refrigerator stops refrigerating, the storage battery provides electric energy for driving the fan 2 and the fan, and the cold accumulation main body 1 is adopted for refrigerating. The storage battery is adopted, the peak-valley time-of-use electricity price policy is utilized, the electricity utilization rate is improved, and the electricity expense is reduced.
A refrigerating method of a refrigerator, comprising the following steps: judging whether a cold accumulation device is adopted for efficient refrigeration; if yes, the compressor is closed, the driving fan 2 of the cold accumulation device and the fan matched with the evaporator are started, and the air outlet of the freezing chamber of the refrigerator is opened, so that air in the freezing chamber of the refrigerator is discharged into the refrigerating air channel of the refrigerator through the air channel structure 11 of the cold accumulation device and the air inlet hole in the inner lining 3 of the freezing chamber. When the cold accumulation device is required to be used for high-efficiency refrigeration, the compressor is closed, the fan 2 and the fan in the air duct at the back of the refrigerator are driven to start working, air is pushed into the air duct structure 11 of the cold accumulation main body 1, the air is subjected to sufficient heat exchange with the wall surface of the air duct and the fins 12 inside the air duct in the air duct structure 11, then enters the refrigeration air duct through the air outlet end of the air duct structure 11 and the air inlet hole in the inner lining 3 of the freezing chamber, and cold air is transmitted to the interiors of all compartments of the refrigerator.
Preferably, the cold storage device further comprises a storage battery, and the storage battery is connected with the driving fan 2 and a fan matched with the refrigerator evaporator. When the cold accumulation device is in high-efficiency refrigeration, the storage battery of the cold accumulation device provides electric energy for driving the fan 2 and the fan; when the compressor is started, the battery is in a charged state. During off-peak power utilization, the refrigerator normally operates for refrigeration (namely, an external power supply is favorable for supplying power to the compressor for refrigeration), and meanwhile, the cold storage agent in the cold storage main body 1 stores cold and the storage battery is charged; when the peak power is used or the power is cut off, the refrigerator stops refrigerating, the storage battery provides electric energy for driving the fan 2 and the fan, and the cold accumulation main body 1 is adopted for refrigerating.
Whether the cold accumulation device is adopted for efficient refrigeration is judged, and the method specifically comprises the following steps: judging whether the peak time of power utilization is the peak time; if so, stopping the refrigerator compressor, and efficiently refrigerating by the cold accumulation device; judging whether the temperature of the freezing chamber is higher than a set temperature when the cold accumulation device carries out high-efficiency refrigeration; if so, the compressor is started to refrigerate, and the storage battery is controlled to supply power to the compressor at the moment.
Referring to fig. 5, a flow chart of a refrigeration method of a refrigerator is shown: firstly, judging whether the peak time of electricity utilization is in the peak time period, if not, refrigerating the refrigerator normally, and charging a storage battery; if so, stopping running the refrigerator compressor, and supplying cold by the cold accumulation device; the temperature of the freezing chamber is compared with the set temperature T when the cold accumulation device carries out high-efficiency refrigeration, if the temperature of the freezing chamber is higher than the set temperature T when the cold accumulation device carries out high-efficiency refrigeration, the compressor is started to carry out refrigeration, the storage battery is controlled to supply power for the compressor at the moment, meanwhile, the cold accumulation main body 1 starts to accumulate cold, and the operation T is carried out 1 After (t) 1 The value of the time required by cold accumulation finishing of the cold accumulation agent is determined by experimental tests), the controller judges whether the time is in the peak time period of power utilization or not in a timing manner, if the time is still in the peak time period of power utilization, the refrigerator is shut down, the storage battery stops supplying power to the compressor of the refrigerator, and the cold accumulation device is continuously used for cold supply; judging whether the period is the peak period every set time interval, and judging that the period is in the non-peak periodIn the period, an external power supply is adopted to supply power to the compressor, at the moment, the refrigerator works normally, and the storage battery is charged until the next power utilization peak period is started.
In addition, when the refrigerator is judged to be in the peak period of power utilization, but the storage battery does not have the power, at the moment, an external power supply is needed to be adopted to supply power for the compressor, at the moment, the refrigerator works normally, and the storage battery is charged.
As an optional embodiment, the refrigerator refrigeration method further includes the following: judging whether the defrosting condition is met or not; if yes, judging whether the time period is an electricity utilization peak time period; if, close the intercommunication mouth in freezer and refrigeration wind channel (close the air door of freezer air intake and 11 air outlet end etc. in wind channel structure for the not intercommunication in freezer and refrigeration wind channel, start the fan and control the battery and supply power for the fan, through the air current circulation flow between the walk-in of refrigerator and evaporimeter in order to be used for getting rid of the frosting on the evaporimeter, at this moment, the freezer refrigerates through the direct cold mode of cold-storage main part 1. Judging whether the temperature of the refrigerating chamber is higher than a set temperature value or not; and if so, judging that the evaporation and defrosting are finished.
Referring to fig. 6, a flow chart for defrosting a refrigerator is illustrated:
when the temperature monitored by the evaporator temperature sensing bulb reaches the defrosting temperature T 1 The controller judges whether the power consumption peak period is in the power consumption peak period, if the power consumption peak period is not in the power consumption peak period, the electric heating rod is started to heat and defrost, and normal refrigeration is carried out after defrosting is finished; if the refrigerator is in the peak period of electricity utilization, the electric heating rod is not started to heat and defrost, air doors of the air inlet of the freezing chamber, the air outlet end of the air duct structure 11 and the like are closed, the freezing chamber is thoroughly separated from the back air duct, and the cold storage main body 1 supplies cold to the inside of the freezing chamber. The fan in the back air duct continues to operate, the storage battery supplies power to the fan, airflow circularly flows between the refrigerating chamber and the evaporator of the refrigerator to remove frosting on the evaporator, cold energy released when the evaporator defrosts is used for supplying cold to the refrigerating chamber, and when the temperature in the refrigerating chamber rises to a set temperature T 2 And then judging that the evaporation and defrosting are finished.
Open the air door of freezer air intake and 11 air outlet ends of wind channel structure etc. and cold-storage main part 1 continues to supply cold for the refrigerator, and freezer room temperature and settlement temperature T carry out the comparison when cold-storage main part 1 refrigerates, and if freezer room temperature is higher than settlement temperature T when cold-storage main part 1 carries out high-efficient refrigeration, start the compressor and refrigerate, and control battery is the compressor power supply this moment, and cold-storage main part 1 begins the cold-storage simultaneously.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A cold storage device is characterized by comprising a cold storage main body (1) and a driving fan (2), wherein,
be provided with wind channel structure (11) in cold-storage main part (1), drive fan (2) set up on wind channel structure (11), be provided with the fresh air inlet on freezer inside lining (3), the air exit end of wind channel structure (11) with the fresh air inlet cooperatees, works as when drive fan (2) move, the air in the refrigerator freezer room can pass through wind channel structure (11) with the fresh air inlet is arranged to in the refrigeration wind channel of refrigerator.
2. Cold storage device according to claim 1, characterized in that said cold storage body (1) forms a longitudinal centre sill structure of the freezer compartment of the refrigerator.
3. Cold storage device according to claim 1, characterized in that said air duct structure (11) is a continuous rectangular wave structure; the air inlet end and the air outlet end of the air duct structure (11) are respectively arranged on two opposite sides of the cold accumulation main body (1), the air inlet end is close to the bottom of the cold accumulation main body (1), and the air outlet end is close to the top of the cold accumulation main body (1).
4. Cold storage device according to any of claims 1-3, characterized in that fins (12) are provided in the air channel structure (11) of the cold storage body (1).
5. The cold storage device according to claim 4, wherein the cold storage body (1) comprises a first plate portion (13) and a second plate portion (14), both the first plate portion (13) and the second plate portion (14) are disposed in parallel, a groove (15) for forming the air duct structure (11) is provided on a side of the first plate portion (13) facing the second plate portion (14) and a side of the second plate portion (14) facing the first plate portion (13), and the fin (12) is provided in the groove (15) of the first plate portion (13) and the groove (15) of the second plate portion (14).
6. The cold storage device according to claim 5, wherein the first plate portion (13) and the second plate portion (14) are filled with a cold storage material, and the fin (12) is inserted into the first plate portion (13) or the second plate portion (14) and is in contact with the cold storage material.
7. Cold storage device according to any of claims 1-3, characterized in that it further comprises an accumulator connected to said driving fan (2) and to a fan cooperating with the refrigerator evaporator.
8. Cold storage device according to claim 7, characterized in that it further comprises a controller, to which both said driving fan (2) and said accumulator are electrically connected.
9. Cold storage device according to any of claims 1-3, characterized in that the air outlet end of the air duct structure (11) is provided with a damper.
10. A refrigerator characterized by comprising the cold storage device as set forth in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221911288.4U CN218001910U (en) | 2022-07-22 | 2022-07-22 | Cold accumulation device and refrigerator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221911288.4U CN218001910U (en) | 2022-07-22 | 2022-07-22 | Cold accumulation device and refrigerator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218001910U true CN218001910U (en) | 2022-12-09 |
Family
ID=84316661
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221911288.4U Active CN218001910U (en) | 2022-07-22 | 2022-07-22 | Cold accumulation device and refrigerator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218001910U (en) |
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2022
- 2022-07-22 CN CN202221911288.4U patent/CN218001910U/en active Active
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