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CN-121993985-A - Refrigerating apparatus

CN121993985ACN 121993985 ACN121993985 ACN 121993985ACN-121993985-A

Abstract

The invention discloses a refrigeration device, which comprises a plurality of fresh-keeping compartments and a fresh-keeping module, wherein the fresh-keeping module comprises an air outlet for outputting fresh-keeping gas, one fresh-keeping compartment is communicated with the air outlet, the fresh-keeping compartment is communicated with the other fresh-keeping compartment in series by air flow, and the concentration of the fresh-keeping gas in the other fresh-keeping compartment is changed along with the change of the concentration of the fresh-keeping gas in the fresh-keeping compartment. The equipment can adjust the gas concentration of each fresh-keeping compartment with very low pipeline layout difficulty, can form stable gas gradient between each fresh-keeping compartment, meets the requirements of different food materials on different fresh-keeping environments in the same equipment, improves the fresh-keeping performance of the equipment, reduces the production and control cost, and simultaneously provides more flexible use experience for users.

Inventors

  • ZHANG HAO
  • LV PENG
  • CHEN JIANQUAN
  • MIAO JIANLIN
  • OUYANG JIA
  • LAN Chuanfeng

Assignees

  • 青岛海尔电冰箱有限公司
  • 海尔智家股份有限公司

Dates

Publication Date
20260508
Application Date
20241108

Claims (15)

  1. 1. A refrigeration appliance, comprising: A plurality of fresh-keeping compartments; The fresh-keeping module (30), fresh-keeping module (30) is including the gas outlet (31) of output fresh-keeping gas, and its fresh-keeping room (10) intercommunication gas outlet (31), its fresh-keeping room (10) and another fresh-keeping room (20) air current intercommunication, the concentration of fresh-keeping gas in another fresh-keeping room (20) is along with the change of fresh-keeping gas concentration in its fresh-keeping room (10) changes.
  2. 2. A refrigerating apparatus according to claim 1, wherein one of the fresh food compartments (10) is in air flow communication with the other fresh food compartment (20) by means of serial communication, and the air flow output from the fresh food module (30) passes through the one fresh food compartment (10) and reaches the other fresh food compartment (20).
  3. 3. Refrigeration appliance according to claim 2, characterized in that the fresh gas output by the fresh-keeping module (30) is used for regulating a gas concentration comprising an oxygen concentration, or a carbon dioxide concentration, or a water vapor concentration, or a nitrogen concentration, or an oxygen concentration and a water vapor concentration, or a carbon dioxide concentration and a water vapor concentration.
  4. 4. A refrigeration appliance according to claim 3, wherein said fresh-keeping module (30) regulates the concentration of the gas in said one fresh-keeping compartment (10) to be lower than the concentration of the corresponding ingredient in the outside world.
  5. 5. The refrigeration appliance according to claim 4, wherein said one fresh compartment (10) comprises a first air intake (11), a first air return (12) and a first air outlet (13), said fresh module (30) comprises an air return (32), said other fresh compartment (20) comprises a second air intake (21), said air outlet (31) is in abutment with said first air intake (11), said first air return (12) is in abutment with said air return (32), and said first air outlet (13) is in abutment with said second air intake (21).
  6. 6. The refrigeration appliance of claim 5, wherein the further fresh food compartment (20) further includes a second return air port (22), the second return air port (22) interfacing with the return air port (32).
  7. 7. A refrigerating apparatus according to claim 5 or 6, characterized in that the refrigerating apparatus further comprises a fluid drive (40), the fluid drive (40) driving an air flow in one of the fresh food compartments (10) towards the other fresh food compartment (20).
  8. 8. A refrigeration appliance according to claim 7, wherein said fluid drive (40) controls the air flow so that the concentration of air in said other fresh food compartment (20) is lower than the concentration of the corresponding ingredient in the outside world and higher than the concentration of the corresponding ingredient in said one fresh food compartment (10); The fluid drive (40) is configured as a fan or an air pump.
  9. 9. The refrigeration appliance according to claim 5, wherein one of said fresh food compartments (10) further comprises a third air intake (14), and said other fresh food compartment (20) further comprises a second air outlet (23), said second air outlet (23) being in abutment with said third air intake (14).
  10. 10. The refrigeration appliance according to claim 4, wherein one fresh-keeping compartment (10) thereof comprises a first air inlet (11) and a first air outlet (13), the fresh-keeping module (30) comprises a return air inlet (32), the other fresh-keeping compartment (20) comprises a second air inlet (21) and a second return air inlet (22), the air outlet (31) is in butt joint with the first air inlet (11), the first air outlet (13) is in butt joint with the second air inlet (21), and the second return air inlet (22) is in butt joint with the return air inlet (32).
  11. 11. The refrigeration appliance according to claim 5 or 10, wherein the fresh gas-conditioned gas concentration is an oxygen concentration; The novel fresh-keeping room is characterized in that a first drawer (24) is arranged in the other fresh-keeping room (20), the direction of an opening of the first drawer (24) is upward, the other fresh-keeping room (20) is arranged below the one fresh-keeping room (10), the opening of the first air outlet (13) is downward, the opening of the second air inlet (21) is upward, and gas flowing in from the second air inlet (21) enters the opening downward.
  12. 12. A refrigeration appliance according to claim 3, wherein said fresh-keeping module (30) regulates the concentration of the gas in said one fresh-keeping compartment (10) to be higher than the concentration of the corresponding ingredient in the outside world.
  13. 13. Refrigeration appliance according to claim 12, wherein one fresh-keeping compartment (10) thereof comprises a first air inlet (11) and a first air outlet (13), the other fresh-keeping compartment (20) comprises a second air inlet (21), the air outlet (31) is in butt joint with the first air inlet (11), and the first air outlet (13) is in butt joint with the second air inlet (21).
  14. 14. Refrigeration appliance according to claim 12, wherein said fresh-keeping module (30) is housed in said one fresh-keeping compartment (10) thereof, said fresh-keeping module (30) further comprising an air inlet (33) and an air outlet (34), said one fresh-keeping compartment (10) thereof comprising a first air outlet (13), said other fresh-keeping compartment (20) comprising a second air inlet (21), said air outlet (31) exhausting fresh-keeping air in said one fresh-keeping compartment (10) thereof, said air inlet (33) and said air outlet (34) communicating with ambient air, said first air outlet (13) being in abutment with said second air inlet (21).
  15. 15. A refrigeration appliance according to claim 2, wherein a further fresh-keeping compartment (60) of the plurality of fresh-keeping compartments communicates with the air outlet (31); Or alternatively A further one (60) of the plurality of fresh food compartments is in air flow series communication with the one (10) or the other fresh food compartment (20).

Description

Refrigerating apparatus Technical Field The invention relates to the technical field of refrigeration and preservation, in particular to refrigeration equipment. Background In the existing refrigeration equipment technology, especially in the refrigeration equipment used for food material fresh-keeping, the temperature can be generally only regulated, however, different gas concentrations have direct and obvious influence on the fresh-keeping effect of certain food materials (such as fresh vegetables, fruits and fresh meat), for example, different concentrations of oxygen, carbon dioxide, water vapor and the like are suitable for different food materials, the respiration and oxidation reaction rates of the fresh vegetables and fruits in high-oxygen or low-oxygen environments are different, the putrefaction and oxidation speed of the fresh vegetables and fruits can be obviously reduced by regulating the oxygen concentration, and the oxygen concentration not only influences the color of meat food materials, but also can inhibit the growth and reproduction of anaerobic bacteria. In some refrigeration equipment, an air adjusting technology is tried to be introduced, but on one hand, the air concentration adjustment in a certain compartment can only be realized, on the one hand, the concentration adjustment of a plurality of compartments can make the layout difficulty of pipelines multiplied, and in the existing refrigerator, one compartment is added with one set of pipelines and one set of adjusting and controlling facilities, so that the occupied area and the cost are greatly increased, and on the other hand, the air concentration interval which is suitable for each of the food materials is difficult to provide according to the requirements of different food materials. Therefore, the prior art has a large limitation in the aspect of adjusting the gas concentration of a plurality of compartments, and cannot meet the requirement of adjusting the gas concentration of a plurality of compartments at the same time. Disclosure of Invention In order to solve the problem of how to meet the adjustment of the gas concentration of a plurality of compartments in the prior art, the invention aims to provide a refrigeration device which can realize the adjustment of the gas in a plurality of compartments at the same time with lower cost and smaller space occupation. To achieve the above object, an embodiment of the present invention provides a refrigeration apparatus including: A plurality of fresh-keeping compartments; The fresh-keeping module comprises an air outlet for outputting fresh-keeping gas, one fresh-keeping chamber of the fresh-keeping module is communicated with the air outlet, the one fresh-keeping chamber of the fresh-keeping module is communicated with the other fresh-keeping chamber in series through air flow, and the concentration of the fresh-keeping gas in the other fresh-keeping chamber is changed along with the change of the concentration of the fresh-keeping gas in the one fresh-keeping chamber. As a further improvement of the invention, one fresh-keeping compartment is communicated with the other fresh-keeping compartment in a serial connection mode, and the air flow output from the fresh-keeping module passes through the fresh-keeping compartment and reaches the other fresh-keeping compartment. As a further improvement of the invention, the concentration of the fresh-keeping gas output by the fresh-keeping module for adjusting comprises the concentration of oxygen, the concentration of carbon dioxide, the concentration of water vapor, the concentration of nitrogen, the concentration of oxygen and the concentration of water vapor, or the concentration of carbon dioxide and the concentration of water vapor. As a further improvement of the invention, the fresh-keeping module adjusts the concentration of the gas in one fresh-keeping compartment to be lower than the concentration of the corresponding components in the outside. As a further improvement of the invention, the fresh-keeping compartment comprises a first air inlet, a first air return opening and a first air outlet, the fresh-keeping module comprises a return air opening, the other fresh-keeping compartment comprises a second air inlet, the air outlet is in butt joint with the first air inlet, the first air return opening is in butt joint with the return air opening, and the first air outlet is in butt joint with the second air inlet. As a further improvement of the invention, the other fresh-keeping compartment further comprises a second air return port, and the second air return port is in butt joint with the air return port. As a further improvement of the invention, the refrigeration equipment further comprises a fluid driving member which drives the air flow in one fresh-keeping compartment to blow towards the other fresh-keeping compartment. As a further improvement of the present invention, the fluid driving member controls the air flow