CN114923301A - Modularized breast milk refrigerator - Google Patents

Modularized breast milk refrigerator Download PDF

Info

Publication number
CN114923301A
CN114923301A CN202210597270.XA CN202210597270A CN114923301A CN 114923301 A CN114923301 A CN 114923301A CN 202210597270 A CN202210597270 A CN 202210597270A CN 114923301 A CN114923301 A CN 114923301A
Authority
CN
China
Prior art keywords
module
heat dissipation
refrigerator
breast milk
cold
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210597270.XA
Other languages
Chinese (zh)
Inventor
何丽君
唐健豪
孔令茵
王肖文
黄智�
刘亮
李日俊
罗科达
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Original Assignee
Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University filed Critical Foshan First Peoples Hospital Foshan Hospital Sun Yat Sen University
Priority to CN202210597270.XA priority Critical patent/CN114923301A/en
Publication of CN114923301A publication Critical patent/CN114923301A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D11/00Self-contained movable devices, e.g. domestic refrigerators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B21/00Machines, plants or systems, using electric or magnetic effects
    • F25B21/02Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/042Air treating means within refrigerated spaces
    • F25D17/045Air flow control arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D17/00Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
    • F25D17/04Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
    • F25D17/06Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
    • F25D17/08Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation using ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D19/00Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/003General constructional features for cooling refrigerating machinery
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D23/00General constructional features
    • F25D23/06Walls
    • F25D23/062Walls defining a cabinet
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00Arrangement or mounting of control or safety devices
    • F25D29/003Arrangement or mounting of control or safety devices for movable devices
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2321/00Details of machines, plants or systems, using electric or magnetic effects
    • F25B2321/02Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
    • F25B2321/025Removal of heat
    • F25B2321/0251Removal of heat by a gas
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2201/00Insulation
    • F25D2201/10Insulation with respect to heat
    • F25D2201/14Insulation with respect to heat using subatmospheric pressure
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details 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
    • F25D2317/06Details 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 with forced air circulation
    • F25D2317/067Details 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 with forced air circulation characterised by air ducts
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2317/00Details 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
    • F25D2317/06Details 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 with forced air circulation
    • F25D2317/068Details 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 with forced air circulation characterised by the fans
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00General constructional features not provided for in other groups of this subclass
    • F25D2323/002Details for cooling refrigerating machinery
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25DREFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2323/00General constructional features not provided for in other groups of this subclass
    • F25D2323/002Details for cooling refrigerating machinery
    • F25D2323/0028Details for cooling refrigerating machinery characterised by the fans
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B40/00Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Devices That Are Associated With Refrigeration Equipment (AREA)

Abstract

The invention discloses a modular breast milk refrigerator, which comprises: the refrigerator comprises a refrigerator body and a refrigerator cover, wherein the refrigerator body comprises a refrigerating sheet, a cold guide module, a conversion air valve and a placing cavity, and the cold guide module guides cold air produced by the refrigerating sheet to the placing cavity through the conversion air valve; the placing cavity comprises an inner cavity, a plurality of air duct holes and a freezing pipe are distributed on the surface of the inner cavity, and freezing liquid stored in the freezing pipe is frozen under the action of cold air; the box cover comprises a main control module and a key module, wherein the main control module is used for detecting the condition that the key module is pressed down and outputting a first control signal and a second control signal to the switching air valve so as to achieve the effect of refrigerating the cavity. The temperature of the placing cavity is kept constant at the storage temperature of the breast milk bag by controlling the rotary air exchange valve, and the air circulation in the placing cavity is realized by arranging the cold guide fins; in addition, the surface of the inner cavity of the invention is provided with a plurality of air duct holes to ensure that the breast milk bag is uniformly cooled, thereby greatly reducing the possibility of the deterioration of the unfrozen breast milk.

Description

Modularization breast milk refrigerator
Technical Field
The invention relates to the technical field of mother and infant articles, in particular to a modular breast milk refrigerator.
Background
Because the mother in the workplace can not feed the baby with breast milk in time at work, the mother needs to suck the breast milk in advance and store the breast milk in the milk storage bag so as to bring the baby home to feed the baby conveniently. In order to ensure the quality of the breast milk, the extruded breast milk needs to be stored in a special breast milk bag for fresh keeping, and the breast milk bag is sealed and frozen for storage. The british breast milk council has taught that once expressed, breast milk should not be stored at four degrees celsius for more than twenty-four hours.
For the mother of the workplace, how to freeze and preserve the breast milk bag is a big problem. When a workplace mother and a workplace do not have a refrigerator, the workplace mother generally uses an ice bag to preserve heat of the breast milk bag or uses a vehicle-mounted refrigerator to store the breast milk bag, and the ice bag heat preservation mode is easy to cause uneven heat preservation temperature of the breast milk bag, so that the deterioration of the unfrozen breast milk is difficult to avoid; the heat preservation method using the vehicle-mounted refrigerator is high in cost, single in use scene and incapable of meeting public transport travel.
Disclosure of Invention
The present invention is directed to a modular breast milk refrigerator that solves one or more of the problems of the prior art and provides at least one of the advantages of the present invention.
The purpose of the invention is realized by adopting the following technical scheme: a modular breastmilk refrigerator comprising: the refrigerator comprises a box body, wherein a refrigerating piece, a cold guide module and a placing cavity are arranged in the box body, the placing cavity is positioned above the cold guide module, the refrigerating piece is positioned below the cold guide module and used for producing cold air, the refrigerating piece comprises a refrigerating surface, the refrigerating surface is in contact with the cold guide module, a conversion air valve is arranged between the cold guide module and the placing cavity, and the cold guide module is used for guiding the cold air upwards out to the placing cavity through the conversion air valve; the placing cavity comprises an inner cavity, a plurality of air duct holes and a plurality of freezing pipes are distributed on the surface of the inner cavity, the inner cavity is used for placing breast milk bags, and freezing liquid is stored in the freezing pipes;
further comprising: the refrigerator comprises a refrigerator cover, a main control module, a key module, a switching air valve and a refrigerating piece, wherein the main control module is installed in the refrigerator cover, the key module is arranged on the surface of the refrigerator cover and is respectively connected with the key module, the cold guide module, the switching air valve and the refrigerating piece, the main control module is used for detecting the condition that the key module is pressed down and outputting a first control signal to the switching air valve according to the condition that the key module is pressed down, the switching air valve comprises a four-corner air valve and a central air valve, the first control signal is used for controlling the central air valve to be closed and the four-corner air valve to be opened, cold air enters an inner cavity through the four-corner air valve, and refrigerating fluid is frozen;
the main control module is further used for outputting a second control signal to the conversion air valve according to the condition that the key module is pressed, the second control signal is used for controlling the central air valve to be opened and the four-corner air valve to be closed, and the cold air enters the inner cavity through the air passage hole and flows back to the cold guide module from the central air valve.
As a further improvement of the technical scheme, one end of the inner cavity close to the conversion air valve is a lower cavity end, one end of the inner cavity far away from the conversion air valve is an upper cavity end, and the hole diameter of the air duct hole is sequentially increased from the lower cavity end to the upper cavity end.
As a further improvement of the above technical solution, the placing cavity further includes an outer layer, the outer layer wraps the inner cavity, the outer layer is divided into a vacuum outer layer, a vacuum inner layer and a quenching inner layer from outside to inside, the vacuum outer layer and the vacuum inner layer form a vacuum layer, the vacuum layer is used for keeping the temperature of the inner cavity constant, and the freezing pipe is located between the quenching inner layer and the inner cavity.
As a further improvement of the above technical solution, a heat dissipation module is further arranged in the box body, and the heat dissipation module is located at the bottommost part of the box body and below the refrigeration sheet; the refrigerating sheet further comprises a heat dissipation surface, the heat dissipation module is in contact with the heat dissipation surface, and the heat dissipation module is connected with the main control module; the bottom of the shell of the box body is provided with heat dissipation holes, the heat dissipation holes are used for heat dissipation and ventilation of the heat dissipation module, and the heat dissipation module is used for guiding heat generated by the refrigeration piece out of the box body downwards through the heat dissipation holes.
As a further improvement of the above technical solution, the heat dissipation module includes a heat dissipation fin and a heat dissipation fan, one end of the heat dissipation fin contacts with the refrigeration sheet, the other end of the heat dissipation fin is fixedly connected with the heat dissipation fan, the heat dissipation fin is used for transferring the heat of the heat dissipation surface downwards, and the heat dissipation fan is used for dissipating the heat of the heat dissipation surface out of the box body from the heat dissipation hole.
As a further improvement of the above technical solution, the heat dissipating fin has a radian, one end of the heat dissipating fin close to the heat dissipating surface is a first convex surface, the first convex surface contacts with the heat dissipating surface, one end of the heat dissipating fin away from the heat dissipating surface is a first concave surface, the heat dissipating fan is located below the first concave surface, and the heat dissipating fan is connected with the main control module.
As a further improvement of the above technical solution, the cold guiding module includes a cold guiding fin and a cold guiding fan, one end of the cold guiding fin contacts with the refrigeration sheet, the other end of the cold guiding fin is connected with the cold guiding fan, the cold guiding fin is used for transferring the cold air produced by the refrigeration surface upwards, and the cold guiding fan is used for guiding the cold air to the placing cavity.
As a further improvement of the above technical solution, the cold guide fin has a radian, one end of the cold guide fin close to the refrigerating surface is a second convex surface, the second convex surface contacts with the refrigerating surface, one end of the cold guide fin far away from the refrigerating surface is a second concave surface, the cold guide fan is located above the second concave surface, and the cold guide fan is connected with the main control module.
As a further improvement of the technical scheme, a plug is arranged on the side face of the box body and used for charging the modular breast milk refrigerator, and the main control module selects a power supply source of the modular breast milk refrigerator according to whether the plug is plugged; the case cover is internally provided with a temperature sensor, a power module and a battery, the main control module is respectively electrically connected with the battery, the power module and the temperature sensor, the power module is electrically connected with the battery, the battery is used for supplying power to the modular breast milk refrigerator when the modular breast milk refrigerator is not plugged in, and the power module is used for supplying power to the modular breast milk refrigerator and charging the battery when the modular breast milk refrigerator is plugged in;
the temperature sensor is electrically connected with the main control module, is used for detecting the temperature parameters of the inner cavity and feeding the temperature parameters back to the main control module, and the main control module stores the temperature parameters of the inner cavity;
the box surface still is provided with the pilot lamp, the pilot lamp with master control module connects, the pilot lamp is used for instructing the running state of modularization breast milk refrigerator.
As a further improvement of the above technical solution, the key module includes a normal mode selection key, a refrigeration mode selection key and a power key, and the power key is used for turning on and off the modular breast milk refrigerator; the refrigeration mode selection is used for placing the modular breast milk refrigerator in a refrigeration mode, and when the main control module detects that the refrigeration mode selection key is pressed, a first control signal is output; the common mode selection key is used for placing the modular breast milk refrigerator in a common mode, and when the main control module detects that the common mode selection key is pressed, a second control signal is output.
The invention has the beneficial effects that: the invention provides a modular breast milk refrigerator, which comprises: the refrigerator comprises a refrigerator body and a refrigerator cover, wherein the refrigerator body comprises a refrigeration piece, a cold guide module and a placing cavity, the refrigeration piece is positioned below the cold guide module, the placing cavity is positioned above the cold guide module, the refrigeration piece comprises a refrigeration surface, the refrigeration surface is in contact with the cold guide module, a conversion air valve is arranged between the cold guide module and the placing cavity, the refrigeration piece is used for producing cold air, and the cold guide module guides the cold air to the placing cavity through the conversion air valve; the placing cavity comprises an inner cavity, a plurality of air duct holes and a freezing pipe are distributed on the surface of the inner cavity, and freezing liquid stored in the freezing pipe is frozen under the action of cold air; the box cover comprises a main control module and a key module, the main control module is used for detecting the condition that the key module is pressed down and outputting a first control signal and a second control signal to the conversion air valve, the first control signal is used for controlling the four-corner air valve of the conversion air valve to be opened, and the second control signal is used for controlling the central air valve of the conversion air valve to be opened.
The temperature control device has two working modes, namely a refrigeration mode and a common mode, is convenient for a user to carry out, can quickly enable the temperature of the inner cavity to reach the temperature of the breast milk bag for storage in the refrigeration mode, and realizes air circulation through the cold guide fins in the common mode, so that the temperature of the cavity is kept constant at the storage temperature of the breast milk bag; in addition, the air duct holes can be arranged at all positions of the cavity to be uniformly cooled in a common mode, so that the breast milk bag is uniformly cooled, and the possibility of the deterioration of unfrozen breast milk is greatly reduced.
Drawings
In order to more clearly illustrate the technical solution in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is clear that the described figures are only some embodiments of the invention, not all embodiments, and that a person skilled in the art can derive other designs and figures from them without inventive effort.
FIG. 1 is an exploded view of a modular breastmilk refrigerator of an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a down-conversion air valve of the modular breastmilk refrigerator of an embodiment of the present invention controlled by a first control signal;
FIG. 3 is a schematic structural diagram of a down-conversion air valve of the modular breast milk refrigerator controlled by a second control signal according to the embodiment of the invention;
FIG. 4 is a schematic structural diagram of the inner cavity, the freezing tube and the inner layer of the modular breast milk refrigerator according to the embodiment of the invention;
FIG. 5 is an exploded view of the inner chamber, freezer pipe, inner quench layer, and switching gas valve of a modular breastmilk refrigerator of an embodiment of the present invention;
FIG. 6 is a structural illustration of heat sink fins of a modular breast milk refrigerator in accordance with an embodiment of the present invention;
FIG. 7 is a cross-sectional view of a modular breastmilk refrigerator of an embodiment of the present invention operating in a normal mode;
fig. 8 is a sectional view of a modular breastmilk refrigerator of an embodiment of the present invention operating in a cooling mode.
Detailed Description
The concept, specific structure, and technical effects of the present invention will be described clearly and completely with reference to the following embodiments and the accompanying drawings to fully understand the objects, features, and effects of the present invention. It should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and other embodiments obtained by those skilled in the art without inventive efforts based on the embodiments of the present invention are within the protection scope of the present invention. In addition, all the coupling/connection relationships mentioned herein do not mean that the components are directly connected, but mean that a better coupling structure can be formed by adding or reducing coupling accessories according to specific implementation conditions. The technical characteristics in the invention can be combined interactively on the premise of not conflicting with each other.
Referring to fig. 1 to 8, the present invention is described with reference to a modular breast milk refrigerator according to an embodiment of the present invention.
A modular breastmilk refrigerator comprising: the refrigerator comprises a box body, wherein a heat dissipation module 100, a cold conduction module 200 and a placing cavity 300 are arranged in the box body, the heat dissipation module 100 is located at the bottommost part of the box body, the cold conduction module 200 is located above the heat dissipation module 100, and the placing cavity 300 is located above the cold conduction module 200. The refrigerating sheet 400 is arranged between the cold guide module 200 and the heat dissipation module 100, the refrigerating sheet 400 is used for producing cold air, the refrigerator comprises a refrigerating surface 410 and a heat dissipation surface 420, the refrigerating surface 410 is in contact with the cold guide module 200, and the heat dissipation surface 420 is in contact with the heat dissipation module 100. A conversion air valve 500 is arranged between the cold guide surface and the placing cavity 300, the heat dissipation module 100 is used for guiding out the heat generated by the heat dissipation surface 420 downwards, and the cold guide module 200 is used for guiding out the cold air generated by the refrigerating surface 410 to the placing cavity 300 upwards through the conversion air valve 500.
Further, the placement chamber 300 includes an inner chamber 310 and an outer layer 320, the outer layer 320 surrounding the inner layer. The outer layer 320 is sequentially divided into a vacuum outer layer 321, a vacuum inner layer 322 and a quenching inner layer 323 from outside to inside, the vacuum inner layer 322 and the vacuum outer layer 321 form a vacuum layer, and the vacuum inner layer 322 and the quenching inner layer 323 form a quenching layer; the surface of the inner cavity 310 is distributed with a plurality of air duct holes 311, the inner cavity 310 is used for placing breast milk bags, the surface of the inner cavity 310 is distributed with a plurality of freezing pipes 330, and each freezing pipe 330 is internally stored with freezing liquid. In this embodiment, the inner vacuum layer 322 and the outer vacuum layer 321 form a vacuum layer, and the vacuum layer plays a role of auxiliary insulation for the inner cavity 310, so as to reduce the cold loss of the inner cavity 310 and keep the temperature of the inner cavity 310 constant.
Further, the modular breast milk refrigerator further comprises a case cover 700, a main control module is installed in the case cover 700, keys are arranged on the surface of the case cover 700, the main control module is respectively connected with the key module 710, the heat dissipation module 100, the cold conduction module 200, the switching air valve 500 and the refrigeration sheet 400, the main control module is used for detecting the condition that the key module 710 is pressed down and outputting a first control signal or a second control signal to the switching air valve 500 according to the condition that the key module 710 is pressed down, and the first control signal and the second control signal are both used for controlling the switching air valve 500 to be opened and closed.
Specifically, referring to fig. 2 and 3, the switching gas valve 500 includes a four-corner gas valve 520 and a central gas valve 510, the first control signal is used to control the central gas valve 510 to close and control the four-corner gas valve 520 to open, and cold gas enters the quenching inner layer 323 through the four-corner gas valve 520 to freeze the freezing liquid, so as to achieve the effect of freezing the breast milk bag placed in the inner cavity 310; the second control signal is used to control the central air valve 510 to open and the four corner air valves 520 to close, and the cold air enters the inner cavity 310 through the air passage holes 311 and flows back to the cold guiding module 200 through the central air valve 510.
Further, the key module 710 includes a normal mode selection key, a cooling mode selection key and a power key, and the power key is used for turning on and off the modular breast milk refrigerator; the refrigeration mode selection is used for placing the modular breast milk refrigerator in a refrigeration mode, and when the main control module detects that the refrigeration mode selection key is pressed, a first control signal is output; and the common mode selection key is used for placing the modular breast milk refrigerator in a common mode, and a second control signal is output when the main control module detects that the common mode selection key is pressed.
The application provides a modularization breast milk refrigerator has two kinds of mode, is ordinary mode and rapid cooling mode respectively, can switch through the button module 710 that sets up on case lid 700 surface the mode of modularization breast milk refrigerator.
In this embodiment, when the cooling mode selection key is pressed, the modular breastmilk refrigerator is placed in the cooling mode. The main control module detects that the refrigeration mode selection key is pressed down, the main control module outputs a first control signal to the switching air valve 500, the central air valve 510 of the switching air valve 500 is closed, the four-corner air valves 520 of the switching air valve are opened, the cold air made by the refrigeration sheet 400 is blown out from bottom to top through the four-corner air valves 520 by the cold guide module 200, and the cold air enters the quenching inner layer 323, so that the refrigerating fluid in the refrigerating pipe 330 is frozen, and the effect of refrigerating and heat preserving for the breast milk bag stored in the inner cavity 310 is achieved.
In this embodiment, when the normal mode selection key is pressed, the modular breastmilk refrigerator is placed in the normal mode. When the main control module detects that the normal mode selection key is pressed, the main control module outputs a second control signal to the switching air valve 500, the central air valve 510 of the switching air valve 500 is opened, the four-corner air valve 520 of the switching air valve is closed, and the cold guide module 200 guides cold air produced by the refrigeration sheet 400 from bottom to top into the quenching inner layer 323 through the central air valve 510, blows the cold air into the inner cavity 310 through the air passage hole 311, and flows back to the cold guide module 200 through the central air valve 510.
Further, referring to fig. 4 and 5, an end of the inner cavity 310 close to the conversion air valve 500 is a lower cavity end, an end of the inner cavity 310 far away from the conversion air valve 500 is an upper cavity end, and the diameters of the holes of the air duct holes 311 are sequentially increased from the lower cavity end to the upper cavity end. In this embodiment, when the modular breast milk refrigerator is placed in the normal mode, cold air blows into the quenching inner layer 323 from bottom to top, and the temperature of the lower cavity end is lower than the temperature of the upper cavity end at this time, and the wind speed of the lower cavity end is higher than the wind speed of the upper cavity end, in order to ensure that the temperature distribution in the inner cavity 310 is uniform, the hole diameter of the air duct hole 311 is sequentially increased from the lower cavity end to the upper cavity end, so that the cold air blown into the lower cavity end is less than that blown into the upper cavity end, and the breast milk bag placed in the placing cavity 300 is ensured to be uniformly cooled.
Further, the bottom of the box body is further provided with heat dissipation holes 600, the heat dissipation holes 600 are distributed on the shell of the box body in a strip shape, the heat dissipation holes 600 are used for heat dissipation and ventilation of the heat dissipation module 100, and the heat generated by the heat conduction surface of the heat dissipation module 100 is conducted to the bottom of the box body and is discharged out of the box body through the heat dissipation holes 600.
Further, the heat dissipation module 100 includes a heat dissipation fin 110 and a heat dissipation fan 120, one end of the heat dissipation fin 110 contacts the refrigeration sheet 400, the other end of the heat dissipation fin 110 is fixedly connected to the heat dissipation fan 120, the heat dissipation fin 110 is used for transferring heat of the heat dissipation surface 420 downwards, and the heat dissipation fan 120 is used for discharging the heat of the heat dissipation surface 420 out of the box body through the heat dissipation hole 600.
Specifically, referring to fig. 6, the heat dissipating fin 110 has a radian, one end of the heat dissipating fin 110 close to the heat dissipating surface 420 is a first convex surface, the first convex surface contacts with the heat dissipating surface 420, one end of the heat dissipating fin 110 far from the heat dissipating surface 420 is a first concave surface, the heat dissipating fan 120 is located below the first concave surface, and the heat dissipating fan 120 is connected to the main control module. In this embodiment, the heat dissipating fin 110 has a curved section, which guides the hot air generated from the heat dissipating surface 420 such that the hot air generated from the heat dissipating surface 420 moves downward and is discharged out of the case by the heat dissipating fan 120.
Further, the cold guide module 200 includes a cold guide fin 210 and a cold guide fan 220, one end of the cold guide fin 210 contacts with the refrigeration sheet 400, the other end of the cold guide fin 210 is connected to the cold guide fan 220, the cold guide fin 210 is used for transmitting the cold air produced by the refrigeration surface 410 upwards, and the cold guide fan 220 is used for guiding the cold air into the placing cavity 300.
Specifically, the cooling fins 210 are similar to the heat dissipation fins 110, and the cooling fins 210 have a curvature. The end of the cold guiding fin 210 close to the refrigerating surface 410 is a second convex surface, the second convex surface contacts with the refrigerating surface 410, the end of the cold guiding fin 210 far away from the refrigerating surface 410 is a second concave surface, the cold guiding fan 220 is located above the second concave surface, and the cold guiding fan 220 is connected with the main control module. In this embodiment, the cooling fin 210 has a curved section, which guides the cool air generated by the refrigerating surface 410, so that the cool air generated by the refrigerating surface 410 moves upward into the placing cavity 300. And when the modular breast milk refrigerator is in a normal mode, cold air enters the inner cavity 310 from the air duct hole 311 and flows back to the cold guide module 200 from the central air valve 510, and the cold air flowing back to the second concave surface moves upwards along the concave arc surface and moves to the air duct hole 311 again due to the second concave surface of the cold guide fin 210, so that air circulation is realized.
Further, still be provided with temperature sensor, power module and battery module in case lid 700, host system respectively with battery, power module, temperature sensor electricity are connected, and power module is connected with the battery electricity, and the battery is used for working do when the electricity is not inserted to modularization breast milk refrigerator the power supply of modularization breast milk refrigerator, power module are used for do when the electricity is inserted to modularization breast milk refrigerator the power supply of modularization breast milk refrigerator to for charging for the battery, temperature sensor is used for detecting the temperature parameter of inner chamber 310 feeds back to host system, and host system stores the temperature parameter of inner chamber 310. The surface of case lid 700 still is provided with pilot lamp 720, and pilot lamp 720 is connected with the master control module, and pilot lamp 720 is used for instructing the running state of modularization breast milk refrigerator.
Further, the side of box still is provided with the plug, the plug is used for modularization breast milk refrigerator charges. In particular, when the modular breast milk refrigerator is plugged in, the main control module selects a power supply module as a power supply source of the modular breast milk refrigerator, and the power supply module charges a battery. When the modular breast milk refrigerator is not plugged in, the main control module selects a battery as a power supply source of the modular breast milk refrigerator.
In this embodiment, ESP32 is used as the master control module. The temperature threshold of the inner cavity 310 is preset before use, when the main control module judges that the temperature parameter of the inner cavity 310 is higher than the temperature threshold of the inner cavity 310, the main control module controls the indicator lamp 720 to flash to give an alarm prompt, and temperature information and the alarm information are fed back to a mobile phone client through Bluetooth. The main control module is also used for recording the storage time of the breast milk bag stored in the inner cavity 310 and feeding the storage time back to the mobile phone client through the Bluetooth.
The application provides a modularization breast milk refrigerator has refrigeration, heat retaining function, and its refrigeration, heat retaining working process and principle are as follows:
referring to fig. 7 and 8, according to whether the power is plugged, the main control module selects a power supply source, where the power supply source includes a battery and a power module; the power button is pressed to start the modularized breast milk refrigerator, and the cold guide fan 220, the heat radiation fan 120 and the refrigeration sheet 400 work.
The refrigeration process is as follows: pressing down the refrigeration mode selection key, after master control module detected the refrigeration mode selection key and was pressed, master control module output first control signal to switching pneumatic valve 500, central pneumatic valve 510 is closed this moment, four corners pneumatic valve 520 is opened, the air conditioning that refrigeration piece 400 made sends into to rapid cooling inlayer 323 through four corners pneumatic valve 520 from bottom to top under the effect of leading thermantidote 220, the refrigerated fluid of storage in freezer pipe 330 freezes under the effect of air conditioning, the temperature of inner chamber 310 has been reduced, and then make the breast milk bag of placing in inner chamber 310 be in under the environment of its storage temperature.
The heat preservation process comprises the following steps: when the normal mode selection key is pressed, the main control module outputs a second control signal to the switching air valve 500 after detecting that the normal mode selection key is pressed, at the moment, the central air valve 510 is opened, the four-corner air valve 520 is closed, and the cold air made by the refrigerating sheet 400 is sent into the quenching inner layer 323 through the central air valve 510 from bottom to top under the action of the cooling air guiding fan 220 and enters the inner cavity 310 through the air duct hole 311. As the diameters of the air duct holes 311 are sequentially increased from bottom to top, all parts in the inner cavity 310 are uniformly cooled. The cold air entering the inner cavity 310 flows back to the cold guiding fin 210 through the central air valve 510, and the second concave surface of the cold guiding fin 210 enables the cold air to move upwards to the air duct hole 311 again, so that air circulation is formed, and the temperature of the placing cavity 300 is kept to be the storage temperature of the breast milk bag.
While the preferred embodiments of the present invention have been illustrated and described, it will be understood by those skilled in the art that the present invention is not limited to the details of the embodiments shown and described, but is capable of numerous equivalents and substitutions without departing from the spirit of the invention and its scope is defined by the claims appended hereto.

Claims (10)

1. A modular breastmilk refrigerator, comprising: the refrigerator comprises a box body, wherein a refrigerating piece, a cold guide module and a placing cavity are arranged in the box body, the placing cavity is positioned above the cold guide module, the refrigerating piece is positioned below the cold guide module and used for producing cold air, the refrigerating piece comprises a refrigerating surface, the refrigerating surface is in contact with the cold guide module, a conversion air valve is arranged between the cold guide module and the placing cavity, and the cold guide module is used for guiding the cold air upwards out to the placing cavity through the conversion air valve; the placing cavity comprises an inner cavity, a plurality of air duct holes and a plurality of freezing pipes are distributed on the surface of the inner cavity, the inner cavity is used for placing breast milk bags, and freezing liquid is stored in the freezing pipes;
further comprising: the refrigerator comprises a refrigerator cover, a main control module, a cold guide module, a switching air valve and a refrigerating piece, wherein the main control module is installed in the refrigerator cover, a key module is arranged on the surface of the refrigerator cover, the main control module is respectively connected with the key module, the cold guide module, the switching air valve and the refrigerating piece, the main control module is used for detecting the condition that the key module is pressed down and outputting a first control signal to the switching air valve according to the condition that the key module is pressed down, the switching air valve comprises a four-corner air valve and a central air valve, the first control signal is used for controlling the central air valve to be closed and the four-corner air valve to be opened, cold air enters an inner cavity through the four-corner air valve, and refrigerating fluid is frozen;
the main control module is further used for outputting a second control signal to the switching air valve according to the condition that the key module is pressed down, the second control signal is used for controlling the central air valve to be opened and the four-corner air valve to be closed, and the cold air enters the inner cavity through the air passage hole and flows back to the cold guide module from the central air valve.
2. The modular breast milk refrigerator of claim 1, wherein the end of the inner chamber close to the switching air valve is a lower chamber end, the end of the inner chamber far away from the switching air valve is an upper chamber end, and the diameter of the hole of the air duct hole increases from the lower chamber end to the upper chamber end in sequence.
3. The modular breast milk refrigerator as claimed in claim 1, wherein the cavity further comprises an outer layer, the outer layer covers the inner cavity, the outer layer is divided into an outer vacuum layer, an inner vacuum layer and an inner quenching layer from outside to inside, the outer vacuum layer and the inner vacuum layer form a vacuum layer, the vacuum layer is used for keeping the temperature of the inner cavity at a constant temperature, and the freezing pipe is located between the inner quenching layer and the inner cavity.
4. The modular breast milk refrigerator as claimed in claim 1, wherein a heat dissipation module is further arranged in the refrigerator body, and the heat dissipation module is located at the bottommost part of the refrigerator body and below the refrigerating sheet; the refrigerating sheet further comprises a heat dissipation surface, the heat dissipation module is in contact with the heat dissipation surface, and the heat dissipation module is connected with the main control module; the bottom of the shell of the box body is provided with heat dissipation holes, the heat dissipation holes are used for heat dissipation and ventilation of the heat dissipation module, and the heat dissipation module is used for guiding heat generated by the refrigeration piece out of the box body downwards through the heat dissipation holes.
5. The modular breast milk refrigerator of claim 4, wherein the heat dissipation module comprises a heat dissipation fin and a heat dissipation fan, one end of the heat dissipation fin is in contact with the refrigeration sheet, the other end of the heat dissipation fin is fixedly connected with the heat dissipation fan, the heat dissipation fin is used for transferring heat of the heat dissipation surface downwards, and the heat dissipation fan is used for dissipating the heat of the heat dissipation surface out of the refrigerator body through the heat dissipation hole.
6. The modular breast milk refrigerator of claim 5, wherein the heat dissipation fin has an arc, an end of the heat dissipation fin close to the heat dissipation surface is a first convex surface, the first convex surface contacts with the heat dissipation surface, an end of the heat dissipation fin far away from the heat dissipation surface is a first concave surface, the heat dissipation fan is located below the first concave surface, and the heat dissipation fan is connected with the main control module.
7. The modular breastmilk refrigerator of claim 1 wherein the cold directing module comprises a cold directing fin and a cold directing fan, one end of the cold directing fin is in contact with the chilling plate, the other end of the cold directing fin is connected to the cold directing fan, the cold directing fin is configured to transfer cold air produced by the chilling face upward, and the cold directing fan is configured to direct the cold air into the holding cavity.
8. The modular breast milk refrigerator of claim 7, wherein the cooling fin has an arc, the end of the cooling fin close to the refrigerating surface is a second convex surface, the second convex surface contacts with the refrigerating surface, the end of the cooling fin far away from the refrigerating surface is a second concave surface, the cooling fan is located above the second concave surface, and the cooling fan is connected with the main control module.
9. The modular breast milk refrigerator of claim 1, wherein a plug is arranged on a side surface of the refrigerator body and used for charging the modular breast milk refrigerator, and the main control module selects a power supply source of the modular breast milk refrigerator according to whether the plug is plugged; the case cover is internally provided with a temperature sensor, a power supply module and a battery, the main control module is respectively electrically connected with the battery, the power supply module and the temperature sensor, the power supply module is electrically connected with the battery, the battery is used for supplying power to the modular breast milk refrigerator when the modular breast milk refrigerator is not plugged, and the power supply module is used for supplying power to the modular breast milk refrigerator and charging the battery when the modular breast milk refrigerator is plugged;
the temperature sensor is electrically connected with the main control module, the temperature sensor is used for detecting the temperature parameter of the inner cavity and feeding the temperature parameter back to the main control module, and the main control module stores the temperature parameter of the inner cavity;
the surface of case lid still is provided with the pilot lamp, the pilot lamp with master control module connects, the pilot lamp is used for instructing the running state of modularization breast milk refrigerator.
10. The modular breastmilk refrigerator of claim 1 wherein the key module comprises a normal mode selection key, a cooling mode selection key and a power key, the power key being used to turn the modular breastmilk refrigerator on and off; the refrigeration mode selection is used for placing the modular breast milk refrigerator in a refrigeration mode, and when the main control module detects that the refrigeration mode selection key is pressed, a first control signal is output; the common mode selection key is used for placing the modular breast milk refrigerator in a common mode, and when the main control module detects that the common mode selection key is pressed, a second control signal is output.
CN202210597270.XA 2022-05-30 2022-05-30 Modularized breast milk refrigerator Pending CN114923301A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210597270.XA CN114923301A (en) 2022-05-30 2022-05-30 Modularized breast milk refrigerator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210597270.XA CN114923301A (en) 2022-05-30 2022-05-30 Modularized breast milk refrigerator

Publications (1)

Publication Number Publication Date
CN114923301A true CN114923301A (en) 2022-08-19

Family

ID=82812677

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210597270.XA Pending CN114923301A (en) 2022-05-30 2022-05-30 Modularized breast milk refrigerator

Country Status (1)

Country Link
CN (1) CN114923301A (en)

Similar Documents

Publication Publication Date Title
CN105051470B (en) Cold storage box
CN104329858A (en) Mixed refrigeration refrigerator with cold storage and refrigeration functions
KR200465031Y1 (en) a cooling kit of packing box
CN114923301A (en) Modularized breast milk refrigerator
CN217504087U (en) Modularized breast milk refrigerator
CN109539661A (en) A kind of portable husky ice refrigerator
CN213428001U (en) Cord blood hematopoietic stem cell storage device for leukemia prevention and treatment
CN210425716U (en) Circulating cooling equipment
CN108775743A (en) A kind of dry ice cooling air formula refrigeration case
CN207157925U (en) A kind of incubator with refrigerating plant
CN214746668U (en) Refrigerator with a door
KR102421892B1 (en) Thermoelectric cooling module for refrigeration facility and refrigeration truck using the same
WO2021190356A1 (en) Refrigerator
CN212457617U (en) Cold and hot double-control full-function medicine refrigerator with reversible box body
CN208704236U (en) A kind of dry ice cooling air formula refrigeration case
CN106895632A (en) Refrigerator with quick-frozen plate
CN220411489U (en) Refrigerated transport case
CN217058128U (en) Refrigerator door
CN206797211U (en) The built-in type ice cold-storage car refrigerator of active refrigeration
CN219454386U (en) Cold and hot dual-purpose soft thermal insulation bag
JP2000213851A (en) Movable cold storage type cold reserving compartment
CN210512286U (en) Breast milk refrigerating device and thin efficient heat dissipation mechanism
CN217604415U (en) Outdoor solar semiconductor low-temperature storage box
CN215490561U (en) Food processing device and refrigeration equipment
CN220523864U (en) Refrigerating type air storage tank

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination