CN104819614A - Mini intelligent refrigeration box and refrigeration method thereof - Google Patents
Mini intelligent refrigeration box and refrigeration method thereof Download PDFInfo
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- CN104819614A CN104819614A CN201510203509.0A CN201510203509A CN104819614A CN 104819614 A CN104819614 A CN 104819614A CN 201510203509 A CN201510203509 A CN 201510203509A CN 104819614 A CN104819614 A CN 104819614A
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- 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
- F25D11/003—Transport containers
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- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B21/00—Machines, plants or systems, using electric or magnetic effects
- F25B21/02—Machines, plants or systems, using electric or magnetic effects using Peltier effect; using Nernst-Ettinghausen effect
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- 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
- F25D11/006—Self-contained movable devices, e.g. domestic refrigerators with cold storage accumulators
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- 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
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/003—Arrangement or mounting of control or safety devices for movable devices
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- 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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2321/00—Details of machines, plants or systems, using electric or magnetic effects
- F25B2321/02—Details of machines, plants or systems, using electric or magnetic effects using Peltier effects; using Nernst-Ettinghausen effects
- F25B2321/021—Control thereof
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- 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 relates to a Mini intelligent refrigeration box and a refrigeration method of the refrigeration box. The Mini intelligent refrigeration box comprises a shell, a cover arranged on the upper end of the shell, a refrigeration chamber body arranged in the shell, a direct-driven radiator group, a stretching refrigeration warehouse board, a semiconductor refrigeration sheet, an insulating layer, a driver board, a miniature blower and an intelligent control panel, wherein the direct-driven radiator group is arranged outside the refrigeration chamber body; the stretching refrigeration warehouse board is clamped inside the side wall of the refrigeration chamber body; the cover, the side wall of the refrigeration chamber body and the stretching refrigeration warehouse board form an airtight refrigeration warehouse; the semiconductor refrigeration sheet, the insulating layer, the driver board and the miniature blower are arranged in the space between the stretching refrigeration warehouse board and the direct-driven radiator at the bottom end of the refrigeration chamber body; the intelligent control panel is arranged in the cover and connected with the driver board through a data control line, and the driver board is connected with the semiconductor refrigeration sheet and the miniature blower. The intelligent refrigeration box is convenient to carry, intelligent, efficient in refrigeration, energy-saving and environment friendly , and high in reliability.
Description
Technical field
The present invention relates to a kind of refrigeration plant and method, particularly about the intelligent refrigerated box of a kind of Mini and refrigerating method thereof.
Background technology
The medicine such as vaccine, insulin needs to be stored in the isoperibol of 2 ~ 8 DEG C and could keep normal effect, and the manufacturing enterprise of this similar drug, dealer and disease prevention and control center at different levels are in transport and store the refrigeration plant that link is provided with safety and stability.There is following shortcoming in this traditional refrigeration plant: 1) appearance and size large, be not easy to carry; 2) internal capacity limited, can not the refrigeration of a lot of product in the compatible whole world; 3) low, the poor reliability of refrigerating capacity, not energy-conserving and environment-protective, still can not meet refrigeration demand when consuming more electric energy.
Summary of the invention
In order to solve the problems referred to above that prior art exists, the invention provides a kind ofly to be easy to carry, the intelligent refrigerated box of Mini of Intelligent refrigeration and refrigerating method thereof.
The technical solution adopted in the present invention is: the intelligent refrigerated box of a kind of Mini, it comprises housing, be arranged on the lid of described housing upper end and be arranged on refrigerating chamber main body in described housing, directly drive radiator panel, the refrigeration that stretches storehouse plate, semiconductor chilling plate, heat-insulation layer, drive plate, micro-blower and Intelligent control board; Described refrigerating chamber main body adopts cuboid hollow structure; The described radiator panel that directly drives adopts first directly to drive radiator to the 3rd, described first directly drives the bottom that radiator is arranged on described refrigerating chamber main body, described second and the 3rd directly drives radiator is set in parallel on the lateral surface of described refrigerating chamber main body wall, and described first to the 3rd directly drives the U-shaped structure of radiator; Described stretching refrigeration storehouse plate is positioned at the top that described first directly drives radiator, and is fastened on the medial surface of described refrigerating chamber main body wall, and sidewall and the refrigeration storehouse plate that stretches of described lid, refrigerating chamber main body form a refrigeration storehouse; Described first directly drives radiator and arranges described semiconductor chilling plate, heat-insulation layer and drive plate in the space of freezing between the plate of storehouse of stretching; Hot junction and described first upper end of directly driving radiator of described semiconductor chilling plate fit tightly, and the cold junction of described semiconductor chilling plate fits tightly with the freeze bottom surface of storehouse plate of stretching; Described micro-blower is arranged on the side that described first directly drives radiator; Described heat-insulation layer is filled described first and is directly driven radiator and space outside semiconductor chilling plate described in the space of freezing between the plate of storehouse of stretching, and the bottom of described refrigerating chamber main body seals by described heat-insulation layer; Described Intelligent control board is arranged in described lid, and described Intelligent control board is connected with described drive plate by Data Control line, and described drive plate is connected with described semiconductor chilling plate and micro-blower; Described Intelligent control board controls described semiconductor chilling plate and micro-blower work by described drive plate.
Described Intelligent control board comprises main control module, key-press module, LCD display module and alarm module; Described drive plate comprises power management module, synchronised clock module, cooling piece driver module, air blast driver module and temperature detecting module; Described key-press module, LCD display module, alarm module, power management module, synchronised clock module, cooling piece driver module, air blast driver module are all connected with described main control module with temperature detecting module; Described cooling piece driver module is connected with described semiconductor chilling plate, and described air blast driver module is connected with described micro-blower.
Described main control module comprises MCU and peripheral circuit thereof, and described MCU adopts model to be the chip of STM32F103RET6; The singly-bound capacitance touch induction chip TTP-223-BA6 that described key-press module comprises button PAD1 ~ PAD7 and is connected with described button PAD1 ~ PAD7 respectively, described chip TTP-223-BA6 and MCU connects; Described LCD display module comprises lcd drive chip PCF8576CT and LCD, and described chip PCF8576CT and LCD connects, and described LCD is connected with described MCU by metal-oxide-semiconductor SI2302; Described alarm module comprises speech chip KT403A, the esd protection device USBLC6-2 of low capacitance, binary channels single pole double throw analog switch LN3005, Bluetooth audio frequency module SPK-8635-B and SD card, the esd protection device USBLC6-2 of described low capacitance is all connected with described speech chip KT403A with SD card, described Bluetooth audio frequency module SPK-8635-B is connected with described speech chip KT403A, and described speech chip KT403A is all connected with described MCU with binary channels single pole double throw analog switch LN3005; Described power management module comprises the esd protection device USBLC6-2 of lithium battery, lithium cell charging managing chip CN3761, synchronous rectified boost chip TD8588 and low capacitance, described lithium battery is connected with described lithium cell charging managing chip CN3761, and described chip CN3761 is connected with the esd protection device USBLC6-2 of described synchronous rectified boost chip TD8588 and low capacitance; Described synchronised clock module comprises real-time clock/calendar chip PCF8563, and described chip PCF8563 and MCU connects; Described cooling piece driver module comprises metal-oxide-semiconductor SI2302, metal-oxide-semiconductor SI2307 and NPN type triode 9013, the drain electrode of described metal-oxide-semiconductor SI2302 is connected with the drain electrode of metal-oxide-semiconductor SI2307, described metal-oxide-semiconductor SI2307 grid is connected with the colelctor electrode of NPN type triode 9013, and the base stage of described NPN type triode 9013 is all connected with described MCU with the drain electrode of metal-oxide-semiconductor SI2302; Described air blast driver module comprises metal-oxide-semiconductor SI2302, and the grid of described metal-oxide-semiconductor SI2302 is connected with MCU; Described temperature detecting module comprises the operational amplifier that model is LM358, and described model is that the operational amplifier of LM358 is connected with MCU.
Described heat-insulation layer adopts EVA heat-preservation cotton.
Some holes are offered in the bottom of described refrigerating chamber main body wall, directly drive described first radiator be in the hole fixedly connected on described refrigerating chamber main body bottom by being screwed by M3 self-tapping screw.
Described lid is connected by strong magnets sealing strip with the top of described refrigerating chamber main body.
Described stretching refrigeration storehouse plate adopts 6063 aluminum alloy materials, and after utilizing punching press or CNC processing, the method for anode process obtains.
The appearance and size of the intelligent refrigerated box of described Mini is: length 185 ~ 195mm, width 74.8 ~ 84.8mm, height 52 ~ 62mm; The inside dimension in storehouse of freezing described in the intelligent refrigerated box of described Mini is: length 170 ~ 180mm, width 41 ~ 51mm, the degree of depth 20.5 ~ 30.5mm.
A refrigerating method for the intelligent refrigerated box of Mini, it comprises the following steps: 1) by the target temperature in key-press module setting refrigeration storehouse, the temperature value of setting transfers to LCD display module and shows; Power management module is that main control module is powered, and synchronised clock module provides synchronised clock for main control module, directly drives radiator panel work; 2) power management module provides 3.7V voltage, and micro-blower does not work, and main control module controls semiconductor chilling plate refrigeration by cooling piece driver module; Temperature detecting module detects the temperature in refrigeration storehouse in real time, and the temperature value detected is transferred to main control module, and the temperature value received is transferred to LCD display module and shows in real time by main control module; 3) when semiconductor chilling plate is issued to maximum refrigerating capacity in 3.7V low-voltage, master control module controls power management module exports 5.0V voltage; Under 5.0V voltage, micro-blower does not work, and main control module controls semiconductor chilling plate refrigeration by cooling piece driver module; Temperature detecting module detects the temperature in refrigeration storehouse in real time, and the temperature value detected is transferred to main control module, and the temperature value received is transferred to LCD display module and shows in real time by main control module; 4) when semiconductor chilling plate is issued to maximum refrigerating capacity in 5.0V low-voltage, main control module controls micro-blower by air blast driver module and carries out air blast, and the temperature in refrigeration storehouse is reduced further, until reach its target temperature in refrigeration storehouse; 5) when the temperature of freezing in storehouse reaches target temperature, master control module controls power management module exports 3.7V voltage, repeats step 2) ~ 4).
Described step 2) ~ 4) in, when the voltage that power management module provides exceeds the temperature range of 2 ~ 8 DEG C lower than the temperature value that alarm voltage or temperature sensor detect, master control module controls alarm module is reported to the police.
The present invention is owing to adopting above technical scheme, it has the following advantages: 1, the present invention includes housing, the lid being arranged on housing upper end and the refrigerating chamber main body arranged in the housing, directly drive radiator panel, the refrigeration that stretches storehouse plate, semiconductor chilling plate, heat-insulation layer, drive plate, micro-blower and Intelligent control board, refrigerating chamber main body adopts cuboid hollow structure, directly driving radiator panel is arranged on outside refrigerating chamber main body, the refrigeration that stretches storehouse board is located on the medial surface of refrigerating chamber main body wall, lid, sidewall and the refrigeration storehouse plate that stretches of refrigerating chamber main body form an airtight refrigeration storehouse, stretch refrigeration storehouse plate and refrigerating chamber main body bottom the space of directly driving between radiator in semiconductor chilling plate is set, heat-insulation layer, drive plate and micro-blower, Intelligent control board is arranged in lid, and be connected with drive plate by Data Control line, drive plate is connected with semiconductor chilling plate and micro-blower, therefore Mini of the present invention intelligent refrigerated box appearance and size is little, is easy to carry, and can meet the cold-storage needs of multiple medicine.2, the present invention provides 3.7V and 5.0V two kinds of voltages due to power management module, main control module first controls semiconductor chilling plate by cooling piece driver module and is issued to maximum refrigerating capacity at 3.7V voltage, main control module controls semiconductor chilling plate by cooling piece driver module again and is issued to maximum refrigerating capacity at 5.0V voltage, last main control module controls micro-blower air blast by air blast driver module, makes the temperature in refrigeration storehouse be reduced to target temperature; Therefore the present invention can intelligence and highly effective refrigeration, energy-conserving and environment-protective, reliability high.
Accompanying drawing explanation
Fig. 1 is the upward view of the intelligent refrigerated box of Mini of the present invention;
Fig. 2 is the sectional view of Fig. 1 along A-A direction;
Fig. 3 is the Intelligent control board of the intelligent refrigerated box of Mini of the present invention and the structural representation of drive plate.
In figure: 1, refrigerating chamber main body; 2, directly radiator panel is driven; 3, the refrigeration that stretches storehouse plate; 4, semiconductor chilling plate; 5, heat-insulation layer; 6, micro-blower; 7, refrigeration storehouse; 8, screw; 9, main control module; 10, key-press module; 11, LCD display module, 12, alarm module; 13, power management module; 14, synchronised clock module; 15, cooling piece driver module; 16, air blast driver module; 17, temperature detecting module.
Detailed description of the invention
As depicted in figs. 1 and 2, the invention provides the intelligent refrigerated box of a kind of Mini, it comprises housing, is arranged on the lid of housing upper end and setting refrigerating chamber main body 1 in the housing, directly drives radiator panel 2, stretching refrigeration storehouse plate 3, semiconductor chilling plate 4, heat-insulation layer 5, drive plate (not shown), micro-blower 6 and Intelligent control board (not shown).Wherein, refrigerating chamber main body 1 adopts cuboid hollow structure.Directly driving radiator panel 2 adopts first directly to drive radiator to the 3rd, wherein first directly drive the bottom that radiator is arranged on refrigerating chamber main body 1, second and the 3rd directly drives radiator is set in parallel on the lateral surface of refrigerating chamber main body 1 sidewall, and first to the 3rd directly drives the U-shaped structure of radiator.The refrigeration that stretches storehouse plate 3 is positioned at the top that first directly drives radiator, and is fastened on the medial surface of refrigerating chamber main body 1 sidewall, and sidewall and the refrigeration storehouse plate 3 that stretches of lid, refrigerating chamber main body 1 form an airtight refrigeration storehouse 7.First directly drives radiator and arranges semiconductor chilling plate 4, heat-insulation layer 5 and drive plate in the space of freezing between storehouse plate 3 of stretching.The upper end that radiator is directly driven in the hot junction of semiconductor chilling plate 4 and first fits tightly, and the cold junction of semiconductor chilling plate 4 fits tightly with the freeze bottom surface of storehouse plate 3 of stretching.Micro-blower 6 is arranged on the side that first directly drives radiator, and the volume of micro-blower 6 is 1/15 ~ 1/10 of conventional fan volume.Heat-insulation layer 5 adopts EVA heat-preservation cotton, and EVA heat-preservation cotton is filled first and directly driven radiator and space in the space of freezing between storehouse plate 3 of stretching outside semiconductor chilling plate 4, and the bottom of refrigerating chamber main body 1 seals by EVA heat-preservation cotton.Intelligent control board is arranged in lid.Intelligent control board is connected with drive plate by Data Control line, and drive plate is connected with semiconductor chilling plate 4 and micro-blower 6.Intelligent control board is worked by drive plate control semiconductor chilling plate 4 and micro-blower 6 according to the temperature in refrigeration storehouse 7.
In a preferred embodiment, as shown in Figure 1, in order to reduce the energy loss in refrigeration storehouse 7 substantially, the hole that some diameters are 2.4mm is offered in the bottom of refrigerating chamber main body 1 sidewall, directly drives first radiator be fixedly connected on refrigerating chamber main body 1 bottom by being tightened in hole by M3 self-tapping screw 8.
In a preferred embodiment, lid is connected by strong magnets sealing strip with the top of refrigerating chamber main body 1, makes refrigeration storehouse 7 form the refrigeration space of a sealing.
In a preferred embodiment, the refrigeration that stretches storehouse plate 3 adopts 6063 aluminum alloy materials, and after utilizing punching press or CNC (Computer numerical control, Digit Control Machine Tool) processing, the method for anode process obtains.
In a preferred embodiment, the appearance and size of the intelligent refrigerated box of Mini of the present invention is: length 185 ~ 195mm, width 74.8 ~ 84.8mm, height 52 ~ 62mm.The inside dimension in storehouse of freezing in the intelligent refrigerated box of Mini of the present invention is: length 170 ~ 180mm, width 41 ~ 51mm, the degree of depth 20.5 ~ 30.5mm.
As shown in Figure 3, Intelligent control board comprises main control module 9, key-press module 10, LCD display module 11 and alarm module 12.Drive plate comprises power management module 13, synchronised clock module 14, cooling piece driver module 15, air blast driver module 16 and temperature detecting module 17.Wherein, key-press module 10, LCD display module 11, alarm module 12, power management module 13, synchronised clock module 14, cooling piece driver module 15, air blast driver module 16 are all connected with main control module 9 with temperature detecting module 17.Cooling piece driver module 15 is connected with semiconductor chilling plate 4, and air blast driver module 16 is connected with micro-blower 6.
Adopt the intelligent refrigerated box of Mini of the present invention to freeze to the medicine such as vaccine, insulin, it specifically comprises the following steps:
1) set the target temperature in refrigeration storehouse 7 by key-press module 10, the temperature value of setting transfers to LCD display module 11 and shows.Power management module 13 is powered for main control module 9, and synchronised clock module 14 provides synchronised clock for main control module 9, directly drives radiator panel 2 and works.
2) power management module 13 provides 3.7V voltage, and micro-blower 6 does not work, and main control module 9 controls semiconductor chilling plate 4 by cooling piece driver module 15 and freezes.Temperature detecting module 17 detects the temperature in refrigeration storehouse 7 in real time, and the temperature value detected is transferred to main control module 9, and the temperature value received is transferred to LCD display module 11 and shows in real time by main control module 9.
3) when semiconductor chilling plate 4 is issued to maximum refrigerating capacity in 3.7V low-voltage, main control module 9 controls power management module 13 and exports 5.0V voltage.Under 5.0V voltage, micro-blower 6 does not work, and main control module 9 controls semiconductor chilling plate 4 by cooling piece driver module 15 and freezes.Temperature detecting module 17 detects the temperature in refrigeration storehouse 7 in real time, and the temperature value detected is transferred to main control module 9, and the temperature value received is transferred to LCD display module 11 and shows in real time by main control module 9.
4) when semiconductor chilling plate 4 is issued to maximum refrigerating capacity at 5.0V voltage, main control module 9 controls micro-blower 6 by air blast driver module 16 and carries out air blast, the temperature of freezing in storehouse 7 is reduced further, until reach its target temperature in refrigeration storehouse 7.
5) when the temperature of freezing in storehouse 7 reaches target temperature, main control module 9 controls power management module 13 and exports 3.7V voltage, repeats step 2) ~ 4).
Above-mentioned steps 2) ~ 4) in, when the voltage that power management module 13 provides exceeds the temperature range of 2 ~ 8 DEG C lower than the temperature value that 3.1V alarm voltage or temperature detecting module 17 detect, main control module 9 controls alarm module 12 and reports to the police.
In a preferred embodiment, main control module 9 comprises MCU and peripheral circuit thereof, and MCU adopts model to be the chip of STM32F103RET6.
The singly-bound capacitance touch induction chip TTP-223-BA6 that key-press module 10 comprises button PAD1 ~ PAD7 and is connected with button PAD1 ~ PAD7 respectively, chip TTP-223-BA6 and MCU connects.
LCD display module 11 comprises lcd drive chip PCF8576CT and LCD, and chip PCF8576CT and LCD connects, and LCD is connected by metal-oxide-semiconductor SI2302 and MCU.
Alarm module 12 comprises the esd protection device (Electro-Staticdischarge of speech chip KT403A, low capacitance; Electro-static Driven Comb) USBLC6-2, binary channels single pole double throw analog switch LN3005, Bluetooth audio frequency module SPK-8635-B and SD card; the esd protection device USBLC6-2 of low capacitance is all connected with speech chip KT403A with SD card; Bluetooth audio frequency module SPK-8635-B is connected with speech chip KT403A, and speech chip KT403A is all connected with MCU with binary channels single pole double throw analog switch LN3005.
Power management module 13 comprises the esd protection device USBLC6-2 of lithium battery, lithium cell charging managing chip CN3761, synchronous rectified boost chip TD8588 and low capacitance; wherein lithium battery is connected with lithium cell charging managing chip CN3761, and chip CN3761 is connected with the esd protection device USBLC6-2 of synchronous rectified boost chip TD8588 and low capacitance.
Synchronised clock module 14 comprises real-time clock/calendar chip PCF8563, and chip PCF8563 and MCU connects.
Cooling piece driver module 15 comprises metal-oxide-semiconductor SI2302, metal-oxide-semiconductor SI2307 and NPN type triode 9013, wherein the drain electrode of metal-oxide-semiconductor SI2302 is connected with the drain electrode of metal-oxide-semiconductor SI2307, the grid of metal-oxide-semiconductor SI2307 is connected with the colelctor electrode of NPN type triode 9013, and the base stage of NPN type triode 9013 is all connected with MCU with the drain electrode of metal-oxide-semiconductor SI2302.
Air blast driver module 16 comprises metal-oxide-semiconductor SI2302, and the grid of metal-oxide-semiconductor SI2302 is connected with MCU.
Temperature detecting module 17 comprises the operational amplifier and temperature sensor that model is LM358, and temperature sensor is connected with operational amplifier, and operational amplifier is connected with MCU.
The intelligent refrigerated box of Mini of the present invention adopts above-mentioned Intelligent control board and drive plate, freezes to the medicine such as vaccine, insulin, and its detailed process is:
1) target temperature arranged in refrigeration storehouse 7 by key-press module 10 is 4 DEG C, and in refrigeration storehouse 7, the adjustable range of temperature is 2 ~ 8 DEG C.
2) power management module 13 provides 3.7V voltage, micro-blower 6 does not work, MCU controls semiconductor chilling plate 4 by cooling piece driver module 15 and freezes, and temperature detecting module 17 detects the temperature in refrigeration storehouse 7 in real time, and the temperature value detected is transferred to MCU.
3), when the temperature value detected when temperature detecting module in continuous 2 minutes does not still reduce, MCU controls power management module 13 and exports 5.0V voltage.Under 5.0V voltage, micro-blower 6 does not work, and MCU controls semiconductor chilling plate 4 by cooling piece driver module 15 and freezes, and temperature detecting module 17 detects the temperature in refrigeration storehouse 7 in real time, and the temperature value detected is transferred to MCU.
4) when the temperature value detected when temperature detecting module 17 in continuous 2 minutes does not still reduce, MCU controls micro-blower 6 by air blast driver module 16 and carries out air blast, makes the temperature of freezing in storehouse 7 be reduced to target temperature 4 DEG C.
5) when the temperature of freezing in storehouse 7 reaches target temperature 4 DEG C, MCU controls power management module 13 and exports 3.7V voltage, repeats step 2) ~ 4).
The present invention is not limited to above-mentioned preferred forms; anyone can draw other various forms of products under enlightenment of the present invention; no matter but any change is done in its shape or structure; every have identical with the application or akin technical scheme, all drops within protection scope of the present invention.
Claims (10)
1. the intelligent refrigerated box of Mini, is characterized in that: it comprises housing, be arranged on the lid of described housing upper end and be arranged on refrigerating chamber main body in described housing, directly drive radiator panel, the refrigeration that stretches storehouse plate, semiconductor chilling plate, heat-insulation layer, drive plate, micro-blower and Intelligent control board;
Described refrigerating chamber main body adopts cuboid hollow structure;
The described radiator panel that directly drives adopts first directly to drive radiator to the 3rd, described first directly drives the bottom that radiator is arranged on described refrigerating chamber main body, described second and the 3rd directly drives radiator is set in parallel on the lateral surface of described refrigerating chamber main body wall, and described first to the 3rd directly drives the U-shaped structure of radiator;
Described stretching refrigeration storehouse plate is positioned at the top that described first directly drives radiator, and is fastened on the medial surface of described refrigerating chamber main body wall, and sidewall and the refrigeration storehouse plate that stretches of described lid, refrigerating chamber main body form a refrigeration storehouse;
Described first directly drives radiator and arranges described semiconductor chilling plate, heat-insulation layer and drive plate in the space of freezing between the plate of storehouse of stretching; Hot junction and described first upper end of directly driving radiator of described semiconductor chilling plate fit tightly, and the cold junction of described semiconductor chilling plate fits tightly with the freeze bottom surface of storehouse plate of stretching; Described micro-blower is arranged on the side that described first directly drives radiator; Described heat-insulation layer is filled described first and is directly driven radiator and space outside semiconductor chilling plate described in the space of freezing between the plate of storehouse of stretching, and the bottom of described refrigerating chamber main body seals by described heat-insulation layer;
Described Intelligent control board is arranged in described lid, and described Intelligent control board is connected with described drive plate by Data Control line, and described drive plate is connected with described semiconductor chilling plate and micro-blower; Described Intelligent control board controls described semiconductor chilling plate and micro-blower work by described drive plate.
2. the intelligent refrigerated box of a kind of Mini as claimed in claim 1, is characterized in that: described Intelligent control board comprises main control module, key-press module, LCD display module and alarm module; Described drive plate comprises power management module, synchronised clock module, cooling piece driver module, air blast driver module and temperature detecting module; Described key-press module, LCD display module, alarm module, power management module, synchronised clock module, cooling piece driver module, air blast driver module are all connected with described main control module with temperature detecting module; Described cooling piece driver module is connected with described semiconductor chilling plate, and described air blast driver module is connected with described micro-blower.
3. the intelligent refrigerated box of a kind of Mini as claimed in claim 2, is characterized in that: described main control module comprises MCU and peripheral circuit thereof, and described MCU adopts model to be the chip of STM32F103RET6;
The singly-bound capacitance touch induction chip TTP-223-BA6 that described key-press module comprises button PAD1 ~ PAD7 and is connected with described button PAD1 ~ PAD7 respectively, described chip TTP-223-BA6 and MCU connects;
Described LCD display module comprises lcd drive chip PCF8576CT and LCD, and described chip PCF8576CT and LCD connects, and described LCD is connected with described MCU by metal-oxide-semiconductor SI2302;
Described alarm module comprises speech chip KT403A, the esd protection device USBLC6-2 of low capacitance, binary channels single pole double throw analog switch LN3005, Bluetooth audio frequency module SPK-8635-B and SD card, the esd protection device USBLC6-2 of described low capacitance is all connected with described speech chip KT403A with SD card, described Bluetooth audio frequency module SPK-8635-B is connected with described speech chip KT403A, and described speech chip KT403A is all connected with described MCU with binary channels single pole double throw analog switch LN3005;
Described power management module comprises the esd protection device USBLC6-2 of lithium battery, lithium cell charging managing chip CN3761, synchronous rectified boost chip TD8588 and low capacitance, described lithium battery is connected with described lithium cell charging managing chip CN3761, and described chip CN3761 is connected with the esd protection device USBLC6-2 of described synchronous rectified boost chip TD8588 and low capacitance;
Described synchronised clock module comprises real-time clock/calendar chip PCF8563, and described chip PCF8563 and MCU connects;
Described cooling piece driver module comprises metal-oxide-semiconductor SI2302, metal-oxide-semiconductor SI2307 and NPN type triode 9013, the drain electrode of described metal-oxide-semiconductor SI2302 is connected with the drain electrode of metal-oxide-semiconductor SI2307, described metal-oxide-semiconductor SI2307 grid is connected with the colelctor electrode of NPN type triode 9013, and the base stage of described NPN type triode 9013 is all connected with described MCU with the drain electrode of metal-oxide-semiconductor SI2302;
Described air blast driver module comprises metal-oxide-semiconductor SI2302, and the grid of described metal-oxide-semiconductor SI2302 is connected with MCU;
Described temperature detecting module comprises the operational amplifier that model is LM358, and described model is that the operational amplifier of LM358 is connected with MCU.
4. the intelligent refrigerated box of a kind of Mini as described in claim 1 or 2 or 3, is characterized in that: described heat-insulation layer adopts EVA heat-preservation cotton.
5. the intelligent refrigerated box of a kind of Mini as described in claim 1 or 2 or 3, it is characterized in that: some holes are offered in the bottom of described refrigerating chamber main body wall, directly drive radiator in the hole by described first be fixedly connected on described refrigerating chamber main body bottom by M3 self-tapping screw is screwed.
6. the intelligent refrigerated box of a kind of Mini as described in claim 1 or 2 or 3, is characterized in that: described lid is connected by strong magnets sealing strip with the top of described refrigerating chamber main body.
7. the intelligent refrigerated box of a kind of Mini as described in claim 1 or 2 or 3, is characterized in that: described stretching refrigeration storehouse plate adopts 6063 aluminum alloy materials, and after utilizing punching press or CNC processing, the method for anode process obtains.
8. the intelligent refrigerated box of a kind of Mini as described in claim 1 or 2 or 3, is characterized in that: the appearance and size of the intelligent refrigerated box of described Mini is: length 185 ~ 195mm, width 74.8 ~ 84.8mm, height 52 ~ 62mm; The inside dimension in storehouse of freezing described in the intelligent refrigerated box of described Mini is: length 170 ~ 180mm, width 41 ~ 51mm, the degree of depth 20.5 ~ 30.5mm.
9., based on a refrigerating method for the such as intelligent refrigerated box of Mini according to any one of claim 1 ~ 8, it comprises the following steps:
1) by the target temperature in key-press module setting refrigeration storehouse, the temperature value of setting transfers to LCD display module and shows; Power management module is that main control module is powered, and synchronised clock module provides synchronised clock for main control module, directly drives radiator panel work;
2) power management module provides 3.7V voltage, and micro-blower does not work, and main control module controls semiconductor chilling plate refrigeration by cooling piece driver module; Temperature detecting module detects the temperature in refrigeration storehouse in real time, and the temperature value detected is transferred to main control module, and the temperature value received is transferred to LCD display module and shows in real time by main control module;
3) when semiconductor chilling plate is issued to maximum refrigerating capacity in 3.7V low-voltage, master control module controls power management module exports 5.0V voltage; Under 5.0V voltage, micro-blower does not work, and main control module controls semiconductor chilling plate refrigeration by cooling piece driver module; Temperature detecting module detects the temperature in refrigeration storehouse in real time, and the temperature value detected is transferred to main control module, and the temperature value received is transferred to LCD display module and shows in real time by main control module;
4) when semiconductor chilling plate is issued to maximum refrigerating capacity at 5.0V voltage, main control module controls micro-blower by air blast driver module and carries out air blast, and the temperature in refrigeration storehouse is reduced further, until reach its target temperature in refrigeration storehouse;
5) when the temperature of freezing in storehouse reaches target temperature, master control module controls power management module exports 3.7V voltage, repeats step 2) ~ 4).
10. the refrigerating method of the intelligent refrigerated box of a kind of Mini as claimed in claim 9, it is characterized in that: described step 2) ~ 4) in, when the voltage that power management module provides exceeds the temperature range of 2 ~ 8 DEG C lower than the temperature value that alarm voltage or temperature sensor detect, master control module controls alarm module is reported to the police.
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| CN201510203509.0A CN104819614A (en) | 2015-04-27 | 2015-04-27 | Mini intelligent refrigeration box and refrigeration method thereof |
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| CN201510203509.0A CN104819614A (en) | 2015-04-27 | 2015-04-27 | Mini intelligent refrigeration box and refrigeration method thereof |
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Effective date of abandoning: 20180209 |