CN111351291A - Refrigerating and freezing device - Google Patents
Refrigerating and freezing device Download PDFInfo
- Publication number
- CN111351291A CN111351291A CN201811574122.6A CN201811574122A CN111351291A CN 111351291 A CN111351291 A CN 111351291A CN 201811574122 A CN201811574122 A CN 201811574122A CN 111351291 A CN111351291 A CN 111351291A
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- Prior art keywords
- modified atmosphere
- space
- accommodating cavity
- voltage
- gas
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- 238000007710 freezing Methods 0.000 title abstract description 17
- 230000008014 freezing Effects 0.000 title abstract description 17
- 239000007789 gas Substances 0.000 claims abstract description 50
- 238000004321 preservation Methods 0.000 claims abstract description 25
- 239000000126 substance Substances 0.000 claims abstract description 21
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000001301 oxygen Substances 0.000 claims abstract description 19
- 229910052760 oxygen Inorganic materials 0.000 claims abstract description 19
- 230000001954 sterilising effect Effects 0.000 claims abstract description 19
- 238000004320 controlled atmosphere Methods 0.000 claims abstract description 9
- 230000008030 elimination Effects 0.000 claims abstract description 9
- 238000003379 elimination reaction Methods 0.000 claims abstract description 9
- 239000012528 membrane Substances 0.000 claims abstract description 5
- 238000005057 refrigeration Methods 0.000 claims description 12
- 238000013022 venting Methods 0.000 claims description 10
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000005192 partition Methods 0.000 claims description 5
- 238000011012 sanitization Methods 0.000 claims description 5
- 238000004659 sterilization and disinfection Methods 0.000 claims description 5
- 238000004332 deodorization Methods 0.000 claims description 4
- 230000005494 condensation Effects 0.000 claims description 3
- 238000009833 condensation Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 2
- 150000002500 ions Chemical class 0.000 abstract description 28
- 238000004378 air conditioning Methods 0.000 abstract description 6
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract description 4
- 235000012055 fruits and vegetables Nutrition 0.000 abstract description 3
- 230000001590 oxidative effect Effects 0.000 abstract description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 2
- 235000013305 food Nutrition 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000005273 aeration Methods 0.000 description 2
- 230000001877 deodorizing effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 241000233866 Fungi Species 0.000 description 1
- 210000000038 chest Anatomy 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000001143 conditioned effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 239000003507 refrigerant Substances 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/042—Air treating means within refrigerated spaces
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2317/00—Details or arrangements for circulating cooling fluids; Details or arrangements for circulating gas, e.g. air, within refrigerated spaces, not provided for in other groups of this subclass
- F25D2317/04—Treating air flowing to refrigeration compartments
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a refrigerating and freezing device, comprising: the box body is internally provided with a controlled atmosphere preservation space and an accommodating cavity, and the accommodating cavity is communicated with the controlled atmosphere preservation space; the modified atmosphere component is arranged in the accommodating cavity, the modified atmosphere component is provided with at least one modified atmosphere membrane and an oxygen-enriched gas collecting cavity, the surrounding space of the modified atmosphere component is communicated with the accommodating cavity, and the modified atmosphere component is configured to enable more oxygen in the airflow of the surrounding space of the modified atmosphere component to penetrate through the modified atmosphere membrane and enter the oxygen-enriched gas collecting cavity relative to nitrogen in the airflow of the surrounding space of the modified atmosphere component; and an ion generating device configured to be excited to ionize the gas within the containment chamber to generate an odor elimination sterilizing substance. The ion generating device changes water vapor and oxygen into ions with strong oxidizing capability, and mold substances in the air-conditioning and fresh-keeping space are removed after sufficient circulation, so that the air-conditioning efficiency and the fresh-keeping period are greatly improved, and the taste of fruits and vegetables can be more comprehensively maintained.
Description
Technical Field
The invention relates to the technical field of refrigeration equipment, in particular to a refrigerating and freezing device.
Background
The refrigerator functions to provide a low temperature environment to extend the preservation time of the goods. At present, in order to further improve the preservation time and the preservation effect, a refrigerator with a modified atmosphere preservation space is designed by the technical personnel in the field. The modified atmosphere device comprises a modified atmosphere film and an air pump, so that oxygen-enriched and high-humidity gas passes through the upper surface and the lower surface of the modified atmosphere film, and a large amount of oxygen is discharged from the surface of the modified atmosphere film to the fresh-keeping space when the gas passes through the modified atmosphere film.
Disclosure of Invention
The inventor discovers that the air-conditioned preservation space in the existing refrigerator is large in humidity in the preservation space, the storage time of food materials is 8 times that of the food materials, the risk of growth of molds is large in the long-time storage process, the fungi can propagate continuously in the preservation space after survival, the air-conditioned preservation effect is damaged, and meanwhile, after the new food materials are put into the space, the bacteria in the space can be adsorbed on the new food materials, so that the food materials are quickly rotten and deteriorated. It is therefore an object of the present invention to provide a refrigerated freezing apparatus which is capable of sterilizing and/or sanitizing a modified atmosphere space.
Another purpose of the invention is to make the odor-removing and sterilizing substances diffuse quickly and be distributed uniformly in the air-conditioned fresh-keeping space.
In order to achieve at least one of the above objects, the present invention provides a refrigerating and freezing apparatus comprising:
the box body is internally provided with a modified atmosphere preservation space and an accommodating cavity, and the accommodating cavity is communicated with the modified atmosphere preservation space so as to enable gas to flow between the modified atmosphere preservation space and the accommodating cavity;
the modified atmosphere component is arranged in the accommodating cavity, the modified atmosphere component is provided with at least one modified atmosphere membrane and an oxygen-enriched gas collecting cavity, and the surrounding space of the modified atmosphere component is communicated with the accommodating cavity; and
an ion generating means configured to be activated to ionize the gas within the receiving chamber to generate an odor elimination sanitizing substance, and the odor elimination sanitizing substance flows with the gas to sanitize or deodorize the receiving chamber and/or the modified atmosphere space.
Preferably, the refrigeration and freezing apparatus further comprises a fan;
a first ventilation structure and a second ventilation structure are arranged between the accommodating cavity and the controlled atmosphere preservation space so as to respectively communicate the accommodating cavity and the controlled atmosphere preservation space at different positions;
the fan is configured to cause gas in the modified atmosphere space to return to the modified atmosphere space via the first venting structure, the receiving cavity, and the second venting structure in sequence.
Preferably, a diversion air duct is arranged between the fan and the modified atmosphere module to promote the gas flowing out of the fan to flow to the modified atmosphere module; and is
An opening is formed in the air duct wall of the guide air duct;
the ion generating part of the ion generating device is arranged at the opening;
the control part of the ion generating device is arranged on the outer side of the diversion air channel, and the air channel wall blocks the gas entering the accommodating cavity from flowing to the control part.
Preferably, the first venting structure comprises at least one first vent hole, and the second venting structure comprises at least one second vent hole;
the partition wall between the accommodating cavity and the air-conditioned fresh-keeping space is provided with at least one first vent hole and at least one second vent hole;
the fan is a centrifugal fan, is arranged in the accommodating cavity, and the air inlet of the centrifugal fan faces the at least one first air vent.
Preferably, the gas-modified membrane assembly is in a flat plate shape and is parallel to the partition wall between the accommodating cavity and the gas-modified preservation space.
Preferably, the box body comprises a storage container, and a storage space is further defined in the box body; the storage container is arranged in the storage space and is provided with the accommodating cavity and the modified atmosphere fresh-keeping space.
Preferably, the receiving cavity is disposed in a top wall of the storage container.
Preferably, the refrigerating and freezing device further comprises an air extractor arranged at the rear side of the modified atmosphere preservation space, and an inlet of the air extractor is communicated with the oxygen-enriched gas collecting cavity so as to pump and discharge the gas penetrating into the oxygen-enriched gas collecting cavity to the outside of the modified atmosphere preservation space.
Preferably, the storage container is a drawer assembly including:
the drawer cylinder is provided with a forward opening and is arranged in the storage space, and the top wall of the drawer cylinder is internally provided with the accommodating cavity; and
a drawer body slidably mounted within the drawer barrel to operatively withdraw from and insert into the drawer barrel outwardly from a forward opening of the drawer barrel.
Preferably, the control section has a control circuit module including: the deodorization sterilization device comprises a power input interface, a booster circuit and a high-voltage output interface, wherein the power input interface is used for connecting an externally provided direct-current power supply, the booster circuit is used for controllably converting the direct-current power supply into a first voltage for generating an deodorization sterilization substance and a second voltage for heating, and the high-voltage output interface is used for outputting the first voltage or the second voltage, wherein the first voltage is higher than the second voltage; the high-voltage output interface is connected with the ion generating part; the ion generating portion is configured to be excited by the first voltage to ionize gas to generate an odor elimination sterilizing substance, and to generate heat at the second voltage to eliminate condensation.
The refrigerating and freezing device is provided with the ion generating device, so that the gas in the accommodating cavity can be excited and ionized to generate the odor removing and sterilizing substance, and the odor removing and sterilizing substance flows along with the gas to sterilize or deodorize the accommodating cavity and/or the air-conditioned fresh-keeping space. If the ion generating device changes water vapor and oxygen into ions with strong oxidizing capability, mold substances in the air-conditioning and fresh-keeping space are removed after sufficient circulation, the air-conditioning efficiency and the fresh-keeping period are greatly improved, and the taste of fruits and vegetables can be more comprehensively maintained. Further, the fan can further improve the sterilization and odor removal efficiency.
Furthermore, the control part of the ion generating device is arranged outside the guide air duct, so that the control part can be prevented from being damaged and losing efficacy by cooled gas or high-humidity environment, and particularly, moisture in the cooled gas is prevented from entering the control part. The control part does not occupy the space of the guide air duct, and air supply is smooth.
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 invention will be described in detail hereinafter, by way of illustration and not 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 partial block diagram of a refrigeration freezer apparatus according to one embodiment of the present invention;
fig. 2 is a schematic structural view of a storage container in the refrigerating and freezing apparatus shown in fig. 1;
FIG. 3 is a schematic partial block diagram of the refrigeration and freezing apparatus shown in FIG. 1;
FIG. 4 is a schematic partial block diagram of the storage container shown in FIG. 2;
fig. 5 is a schematic structural view of a top wall cover portion of the storage container shown in fig. 2.
Detailed Description
Fig. 1 is a schematic partial structural view of a refrigerating and freezing apparatus according to an embodiment of the present invention. As shown in fig. 1, and with reference to fig. 2-5, an embodiment of the present invention provides a refrigeration and freezing apparatus. The refrigerator-freezer comprises a cabinet 20. The cabinet 20 may include a steel-plate case having an open front, a synthetic resin inner container provided in an inner space of the case and having an open front, and a heat insulating material made of foamed polyurethane filled and foamed in a gap between the case and the inner container. A storage space for storing foods and the like is formed in the case 20. The storage space may be divided into a refrigerating space 21, a freezing space 22, a temperature varying space 23, etc. according to the preservation temperature and the usage. Further, the box 20 may further include a storage container 24, and the storage container 24 may be disposed at the bottom of one storage space, such as the bottom of the refrigerating space 21. The storage container 24 may include a modified atmosphere space and a receiving cavity 31. Of course, other locations or structures within the housing 20 may define the receiving cavity 31 and the air conditioned fresh food space. The receiving chamber 31 is in communication with the modified atmosphere space such that gas flows between the modified atmosphere space and the receiving chamber 31.
As will be appreciated by those skilled in the art, the refrigeration freezer of the present invention may also include a compressor, an evaporator, a condenser, and a throttling element, as well as existing refrigeration freezers. The evaporator is connected with the compressor, the condenser and the throttling element through a refrigerant pipeline to form a refrigeration cycle loop. The gas cooled by the evaporator is supplied to each compartment so that the temperature in each compartment is maintained within a corresponding set temperature range.
The refrigeration and freezing apparatus may further comprise a modified atmosphere module 41 and an ion generating device 50. The modified atmosphere module 41 is disposed in the accommodating chamber 31, and the modified atmosphere module 41 has at least one modified atmosphere film and an oxygen-enriched gas collecting chamber, and the surrounding space thereof is communicated with the accommodating chamber 31, and the modified atmosphere module 41 is configured such that more oxygen in the gas flow of the surrounding space of the modified atmosphere module 41 permeates through the modified atmosphere film into the oxygen-enriched gas collecting chamber than nitrogen in the gas flow of the surrounding space of the modified atmosphere module 41. The ion generating device 50 is configured to be energized to ionize the gas in the receiving chamber 31 to generate an odor elimination sterilizing substance, and the odor elimination sterilizing substance flows with the gas to sterilize or deodorize the receiving chamber 31 and/or the modified atmosphere space.
The refrigerating and freezing device of the embodiment of the invention is provided with the ion generating device 50, so that the gas in the accommodating cavity 31 can be excited and ionized to generate the odor removing and sterilizing substance, and the odor removing and sterilizing substance flows along with the gas to sterilize or deodorize the accommodating cavity 31 and/or the modified atmosphere fresh-keeping space. If the ion generating device changes water vapor and oxygen into ions with strong oxidizing capability, mold substances in the air-conditioning and fresh-keeping space are removed after sufficient circulation, the air-conditioning efficiency and the fresh-keeping period are greatly improved, and the taste of fruits and vegetables can be more comprehensively maintained.
In some embodiments of the invention, the refrigeration freezer comprises a fan. The accommodating cavity 31 and the atmosphere-controlled space are provided with a first ventilation structure 32 and a second ventilation structure 33 therebetween so as to respectively communicate the accommodating cavity 31 and the atmosphere-controlled space at different positions. The blower is configured to cause gas in the modified atmosphere space to return to the modified atmosphere space via the first aeration structure 32, the receiving chamber 31 and the second aeration structure 33 in that order.
Further, a flow guiding air duct is arranged between the blower and the modified atmosphere module 41 to promote the gas flowing out of the blower to flow to the modified atmosphere module 41. And an opening is arranged on the air duct wall 34 of the guide air duct. The ion generating unit 51 of the ion generating device 50 is provided at the opening. The control portion 52 of the ion generating device 50 is disposed in the accommodating chamber 31 and outside the air guide duct, and the air duct wall 34 blocks the air entering the accommodating chamber 31 from flowing to the control portion 52. Damage and failure of the control portion 52 by the cooled gas or the high-humidity environment, particularly, entry of moisture in the cooled gas into the control portion 52 can be prevented. The control part 52 does not occupy the space of the guide air duct, and the air supply is smooth.
The first venting structure 32 includes at least one first vent hole and the second venting structure 33 includes at least one second vent hole. At least one first vent hole and at least one second vent hole are arranged in the partition wall between the accommodating cavity 31 and the air-conditioned fresh-keeping space. The fan is centrifugal fan, sets up in holding chamber 31, and centrifugal fan's air intake towards at least one first air vent. The modified atmosphere assembly 41 is preferably flat and parallel to the dividing wall between the receiving chamber 31 and the modified atmosphere space.
In some embodiments of the present invention, the receiving cavity 31 is disposed in a top wall of the storage container 24. The refrigerating and freezing device also comprises an air extractor 42 which is arranged at the rear side of the controlled atmosphere fresh-keeping space, and the inlet of the air extractor 42 is communicated with the oxygen-enriched gas collecting cavity so as to pump the gas which penetrates into the oxygen-enriched gas collecting cavity to the outside of the controlled atmosphere fresh-keeping space. The storage container 24 is a drawer assembly that includes a drawer barrel and a drawer body. The drawer cylinder has a forward opening and is arranged in the storage space, and the top wall of the drawer cylinder is provided with an accommodating cavity 31. The top wall includes a top wall base portion 35 and a top wall cover portion 36, the top wall base portion 35 having a recess therein, the top wall cover portion 36 covering the recess and defining the receiving cavity 31. The top cover portion 36 is formed with two air duct walls 34 for guiding the air flowing out from the centrifugal blower to the modified atmosphere module 41 and for separating the air flowing space in the accommodating chamber 31 and the control portion 52 of the ion generating device 50. The drawer body is slidably mounted within the drawer barrel for operable outward withdrawal from and inward insertion into the drawer barrel from the forward opening of the drawer barrel.
In some embodiments of the present invention, the control portion 52 of the ion generating device 50 has a control circuit module including: the deodorizing and sterilizing device comprises a power input interface, a booster circuit and a high-voltage output interface, wherein the power input interface is used for connecting an externally provided direct-current power supply, the booster circuit is used for controllably converting the direct-current power supply into a first voltage for generating a deodorizing and sterilizing substance and a second voltage for heating, and the high-voltage output interface is used for outputting the first voltage or the second voltage, wherein the first voltage is higher than the second voltage. And the high-voltage output interface is connected with the ion generating part. The ion generating portion is configured to be excited by the first voltage to ionize the gas to generate the odor removing and sterilizing substance and to emit heat at the second voltage to eliminate condensation. The ion generating portion may include a first electrode and a second electrode connected to the control portion 52 with a discharge gap therebetween configured to be broken down by a first voltage such that ambient gas is excited to ionize. And maintaining the first electrode isolated from the second electrode and each generating heat at a second voltage. The control section 52 and the ion generating section 51 may be connected by a cable.
In some embodiments of the present invention, the control circuit module further comprises a voltage feedback port, a controlled terminal, and an inverter. The voltage feedback port is connected with the booster circuit and used for outputting feedback voltage corresponding to the first voltage or the second voltage so as to indicate the boosting state of the booster circuit. The controlled terminal is connected to the voltage boost circuit and configured to receive an external control signal (the control signal may be a control signal sent by a main control board of the refrigerator or a controller of another refrigerator, and is used to adjust the operating state of the ion generating device 50 according to the operating condition of the refrigerator), so that the voltage boost circuit converts the first voltage or the second voltage according to the control signal. The inverter is configured to controllably invert the direct current power source into alternating current power having a voltage of either a first voltage or a second voltage.
It will be understood by those skilled in the art that the term "refrigerator-freezer" as used herein is not limited to a refrigerator-freezer in the general sense of having a freezer compartment and a refrigerator compartment for storing food, but may be other devices having a refrigeration function, such as wine chests, cold-storage tanks, etc.
Thus, it should be appreciated by those skilled in the art that while a number of exemplary embodiments of the invention have been illustrated and described in detail herein, many other variations or modifications consistent with the principles of the invention may be directly determined or derived from the disclosure of the present invention without departing from the spirit and scope of the invention. Accordingly, the scope of the invention should be understood and interpreted to cover all such other variations or modifications.
Claims (10)
1. A refrigeration freezer apparatus, comprising:
the box body is internally provided with a modified atmosphere preservation space and an accommodating cavity, and the accommodating cavity is communicated with the modified atmosphere preservation space so as to enable gas to flow between the modified atmosphere preservation space and the accommodating cavity;
the modified atmosphere component is arranged in the accommodating cavity, the modified atmosphere component is provided with at least one modified atmosphere membrane and an oxygen-enriched gas collecting cavity, and the surrounding space of the modified atmosphere component is communicated with the accommodating cavity; and
an ion generating means configured to be activated to ionize the gas within the receiving chamber to generate an odor elimination sanitizing substance, and the odor elimination sanitizing substance flows with the gas to sanitize or deodorize the receiving chamber and/or the modified atmosphere space.
2. A refrigerator-freezer according to claim 1, further comprising a fan;
a first ventilation structure and a second ventilation structure are arranged between the accommodating cavity and the controlled atmosphere preservation space so as to respectively communicate the accommodating cavity and the controlled atmosphere preservation space at different positions;
the fan is configured to cause gas in the modified atmosphere space to return to the modified atmosphere space via the first venting structure, the receiving cavity, and the second venting structure in sequence.
3. A refrigerator-freezer according to claim 2,
a diversion air channel is arranged between the fan and the modified atmosphere component to promote the gas flowing out of the fan to flow to the modified atmosphere component; and is
An opening is formed in the air duct wall of the guide air duct;
the ion generating part of the ion generating device is arranged at the opening;
the control part of the ion generating device is arranged on the outer side of the diversion air channel, and the air channel wall blocks the gas entering the accommodating cavity from flowing to the control part.
4. A refrigerator-freezer according to claim 3,
the first venting structure comprises at least one first vent hole, and the second venting structure comprises at least one second vent hole;
the partition wall between the accommodating cavity and the air-conditioned fresh-keeping space is provided with at least one first vent hole and at least one second vent hole;
the fan is a centrifugal fan, is arranged in the accommodating cavity, and the air inlet of the centrifugal fan faces the at least one first air vent.
5. A refrigerator-freezer according to claim 4, wherein the modified atmosphere assembly is flat and parallel to the partition between the receiving chamber and the modified atmosphere space.
6. A refrigerator-freezer according to claim 3, wherein the cabinet includes a storage container, and a storage space is defined in the cabinet; the storage container is arranged in the storage space and is provided with the accommodating cavity and the modified atmosphere fresh-keeping space.
7. A refrigerator-freezer according to claim 6,
the accommodating cavity is arranged in the top wall of the storage container.
8. A refrigerator-freezer as claimed in claim 1, further comprising:
and the inlet of the air extractor is communicated with the oxygen-enriched gas collecting cavity so as to pump and discharge the gas penetrating into the oxygen-enriched gas collecting cavity to the outside of the controlled atmosphere preservation space.
9. A refrigerator-freezer according to claim 6,
the storage container is a drawer assembly, including:
the drawer cylinder is provided with a forward opening and is arranged in the storage space, and the top wall of the drawer cylinder is internally provided with the accommodating cavity; and
a drawer body slidably mounted within the drawer barrel to operatively withdraw from and insert into the drawer barrel outwardly from a forward opening of the drawer barrel.
10. A refrigerator-freezer according to claim 3,
the control portion has a control circuit module including: the deodorization sterilization device comprises a power input interface, a booster circuit and a high-voltage output interface, wherein the power input interface is used for connecting an externally provided direct-current power supply, the booster circuit is used for controllably converting the direct-current power supply into a first voltage for generating an deodorization sterilization substance and a second voltage for heating, and the high-voltage output interface is used for outputting the first voltage or the second voltage, wherein the first voltage is higher than the second voltage; the high-voltage output interface is connected with the ion generating part; the ion generating portion is configured to be excited by the first voltage to ionize gas to generate an odor elimination sterilizing substance, and to generate heat at the second voltage to eliminate condensation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574122.6A CN111351291A (en) | 2018-12-21 | 2018-12-21 | Refrigerating and freezing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811574122.6A CN111351291A (en) | 2018-12-21 | 2018-12-21 | Refrigerating and freezing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111351291A true CN111351291A (en) | 2020-06-30 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811574122.6A Pending CN111351291A (en) | 2018-12-21 | 2018-12-21 | Refrigerating and freezing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111351291A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022042424A1 (en) * | 2020-08-25 | 2022-03-03 | 青岛海尔电冰箱有限公司 | Control method for refrigerator and refrigerator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148313A (en) * | 2015-09-30 | 2015-12-16 | 青岛海尔股份有限公司 | Sterilization and deodorization device for refrigerator and refrigerator |
| CN106679274A (en) * | 2016-12-02 | 2017-05-17 | 青岛海尔股份有限公司 | Cold storage and refrigerating device |
| CN107062746A (en) * | 2016-12-09 | 2017-08-18 | 青岛海尔股份有限公司 | Refrigerating device |
| CN209744805U (en) * | 2018-12-21 | 2019-12-06 | 青岛海尔股份有限公司 | Refrigerating and freezing device |
-
2018
- 2018-12-21 CN CN201811574122.6A patent/CN111351291A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105148313A (en) * | 2015-09-30 | 2015-12-16 | 青岛海尔股份有限公司 | Sterilization and deodorization device for refrigerator and refrigerator |
| CN106679274A (en) * | 2016-12-02 | 2017-05-17 | 青岛海尔股份有限公司 | Cold storage and refrigerating device |
| CN107062746A (en) * | 2016-12-09 | 2017-08-18 | 青岛海尔股份有限公司 | Refrigerating device |
| CN209744805U (en) * | 2018-12-21 | 2019-12-06 | 青岛海尔股份有限公司 | Refrigerating and freezing device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022042424A1 (en) * | 2020-08-25 | 2022-03-03 | 青岛海尔电冰箱有限公司 | Control method for refrigerator and refrigerator |
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