CN106766493A - Interlayer honeycomb airflow circulating ice-temp. fresh-preserving device - Google Patents
Interlayer honeycomb airflow circulating ice-temp. fresh-preserving device Download PDFInfo
- Publication number
- CN106766493A CN106766493A CN201710029187.1A CN201710029187A CN106766493A CN 106766493 A CN106766493 A CN 106766493A CN 201710029187 A CN201710029187 A CN 201710029187A CN 106766493 A CN106766493 A CN 106766493A
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- Prior art keywords
- cabinet
- temperature
- fresh
- temp
- honeycomb
- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/003—Transport containers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
-
- 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
- F25D23/00—General constructional features
- F25D23/02—Doors; Covers
- F25D23/023—Air curtain closures
-
- 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
- F25D23/00—General constructional features
- F25D23/06—Walls
- F25D23/062—Walls defining a cabinet
-
- 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
- F25D23/00—General constructional features
- F25D23/12—Arrangements of compartments additional to cooling compartments; Combinations of refrigerators with other equipment, e.g. stove
-
- 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
-
- 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
- F25D29/005—Mounting of control devices
-
- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies 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)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention provides a kind of interlayer honeycomb airflow circulating ice-temp. fresh-preserving device, including：Cabinet, it is case structure, its interior bearing goods, and the top board of the cabinet is set to honeycomb boards, and the central part of the honeycomb boards is enclosed construction；Casing is gone along with sb. to guard him, its outer layer for being arranged on the cabinet；Refrigeration fan, it is arranged on the upper plate for going along with sb. to guard him casing and positioned at the surface of the enclosed construction, and the refrigeration fan air outlet is towards the enclosed construction；Air outlet, its lower end for being arranged on the cabinet；Temperature sensor, it is arranged in the cabinet；Humidity sensor, it is arranged in the cabinet；Controller, it is connected with the temperature controller, humidity sensor and refrigeration fan.The cabinet top of internal bearing goods of the invention uses honeycomb structure, and the honeycomb structure is middle closure designs, buffers and disperse cold air, it is ensured that enter the temperature uniformity of cabinet air, improves device internal temperature regulation efficiency and temperature control accuracy.
Description
Technical field
The present invention relates to food storaging and transport technology field, particularly a kind of interlayer honeycomb airflow circulating ice-temp. fresh-preserving device.
Background technology
Ice temperature fresh-keeping technology refers to that in the storage and transportation of food, control environment temperature is below 0 DEG C, tissue freezes
Temperature province (ice temperature area) more than node, make food be maintained at will freeze and non-frozen state and realize fresh-keeping mesh
's.The principle of ice temperature fresh-keeping is that food physiological metabolism in its ice temperature area maintains floor level, while freezing will not be produced
The freezing damage of process, is maintained food quality, reaches fresh-keeping and Shelf-life purpose.With common cold storing and fresh-keeping
Mode (4 DEG C) is compared, and food preservation time lengthening can be made more than 2 times using ice temperature fresh-keeping technology；With chilled storage mode phase
Than 1 times of nutrition leak rate reduction.At present, ice-temperature technique has been applied in food accumulating, including fruits and vegetables, meat, aquatic products etc.
Ice temperature accumulating.But, because the ice temperature area of different classes of food is different, and ice temperature area scope is very small, such as：Vegetables
Ice warm spot at -0.5~-1.0 DEG C, the ice warm spot of fruit at -1.0~-2.0 DEG C, the ice warm spot of meat at -2.4~-1.4 DEG C, because
This, the key of ice temperature fresh-keeping technology is to determine the ice temperature area of different classes of food and effectively controls ice during the storage of ice temperature
The temperature control scope and precision of warm device.
The content of the invention
For the problem being previously mentioned, the invention provides a kind of interlayer honeycomb airflow circulating ice-temp. fresh-preserving device, including：
Cabinet, it is case structure, its interior bearing goods, and the top board of the cabinet is set to honeycomb boards, the honeycomb boards
Central part be enclosed construction；
Casing is gone along with sb. to guard him, its outer layer for being arranged on the cabinet is described to go along with sb. to guard him composition chuck knot between casing and the cabinet
Structure, the jacket structured flow enhuancement heat-proof quality by air-flow；
Refrigeration fan, its be arranged on it is described go along with sb. to guard him the upper plate of casing and positioned at the surface of the enclosed construction, it is described
Refrigeration fan air outlet is towards the enclosed construction；
Air outlet, its lower end for being arranged on the cabinet；
Temperature sensor, it is arranged in the cabinet, for sensing the temperature value in cabinet；
Humidity sensor, it is arranged in the cabinet, for sensing the humidity value in cabinet；
Controller, it is connected with the temperature controller, humidity sensor and refrigeration fan, and the controller is according to being connect
The temperature value and humidity value of the temperature sensor and the humidity sensor sensing for receiving, so as to adjust the work(of the refrigeration fan
Rate, preset value is adjusted to by the temperature and humidity in the cabinet.
Preferred scheme is：Enclosed construction is the 1/9~1/4 of honeycomb plate suqare.
Preferred scheme is：The air outlet is structure in a row, and 20cm is not less than apart from ground.
Preferred scheme is：The entrance of the ice-temp. fresh-preserving device is using through transport air-supply air curtain.
Preferred scheme is：Honeycomb on the honeycomb boards is regular hexagon, and the length of side of the regular hexagon is 4~6cm.
Preferred scheme is：Temperature controlling range is -5 DEG C~5 DEG C under working condition.
Preferred scheme is：Temperature control precision is ± 0.5 DEG C under working condition.
Preferred scheme is：Range of humidity variation is 80-85% under working condition.
Preferred scheme is：Also include electrical heating combination device, the electrical heating combination device goes out with the refrigeration fan
Air port connects.
Preferred scheme is：Uniform intervals are provided with several Multifunction Sensors on the top of the cabinet and four walls, often
Passed at least provided with temperature sensor, humidity sensor, oxygen sensor and carbon dioxide on one Multifunction Sensor
Sensor, the Multifunction Sensor is connected by sensor assembly with controller；At least provided with temperature controller, wind in control zone
Machine, humidifier, oxygenerator, water pump and warning device, the temperature controller, blower fan, humidifier, oxygenerator, water pump and warning device
It is connected with the controller by performing module；The controller is connected with communication module, the communication module and remote service
Device communication connection, the remote server is connected with the database for data storage.
The present invention has the beneficial effect that：
(1) using jacket structured, ice-temp. fresh-preserving device heat-proof quality is improved；
(2) the cabinet top of internal bearing goods uses honeycomb structure, and the honeycomb structure is middle closure designs, buffering
And disperse cold air, it is ensured that enter the temperature uniformity of cabinet air, improve device internal temperature regulation efficiency and temperature control is accurate
Property；
(3) device portal is blown air curtain using through transport, and the outer hot-air of isolation cabinet is exchanged with cold air in cabinet, is effectively controlled
In-cabinet temperature fluctuates.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is the front view of structure of the present invention；
Fig. 3 is the structural representation of cabinet of the invention.
Specific embodiment
The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text
Word can be implemented according to this.
It should be appreciated that it is used herein such as " have ", "comprising" and " including " term do not allot one or many
The presence or addition of individual other elements or its combination.
Embodiment 1
The invention provides a kind of interlayer honeycomb airflow circulating ice-temp. fresh-preserving device, including：
Cabinet 2, it is case structure, its interior bearing goods, and the top board of the cabinet is set to honeycomb boards 3, the honeycomb
The central part of plate 3 is enclosed construction 7, and the enclosed construction 7 is the 1/9~1/4 of honeycomb plate suqare, the honeybee on the honeycomb boards 3
Nest is regular hexagon, and the length of side of the regular hexagon is 4~6cm；Casing 1 is gone along with sb. to guard him, its outer layer for being arranged on the cabinet 2, institute
State to go along with sb. to guard him and constituted between casing 1 and the cabinet 2 jacket structured, the jacket structured flow enhuancement thermal insulation by air-flow
Energy；Refrigeration fan 5, it is arranged on described goes along with sb. to guard him the upper plate of casing 1 and positioned at the surface of the enclosed construction 7, the system
The air outlet of air-cooler 5 is towards the enclosed construction 7；Air outlet 6, its lower end for being arranged on the cabinet 2, the air outlet 6 is
Structure in a row, 20cm is not less than apart from ground；Temperature sensor, it is arranged in the cabinet 2, for sensing the temperature in cabinet
Angle value；Humidity sensor, it is arranged in the cabinet 2, for sensing the humidity value in cabinet；Controller, itself and the temperature
Degree controller, humidity sensor and refrigeration fan 5 are connected, the temperature sensor of the controller according to received by and wet
The temperature value and humidity value of degree sensor sensing, so that the power of the refrigeration fan 5 is adjusted, by the temperature in the cabinet 2
Preset value is adjusted to humidity.The entrance 4 of the ice temperature device is using through transport air-supply air curtain, the outer heat of air-supply air curtain isolation cabinet
Air is exchanged with cold air in cabinet.Temperature controlling range under the interlayer honeycomb airflow circulating ice-temp. fresh-preserving device working condition
It is -5 DEG C~5 DEG C.Temperature control precision is ± 0.5 DEG C under the interlayer honeycomb airflow circulating ice-temp. fresh-preserving device working condition.
Range of humidity variation is 80-85% under gained interlayer honeycomb airflow circulating ice-temp. fresh-preserving device working condition.
Embodiment 2
The difference from Example 1 of embodiment 2 is that the interlayer honeycomb airflow circulating ice-temp. fresh-preserving device is additionally provided with
Electrical heating combination device, the electrical heating combination device is connected with the air outlet.The electrical heating combination device is using compensation
Heater, wherein electric heater are preferably fin tube type compensating heater.It is additional finned in the air-cooler outlet of refrigeration fan 5
Compensating heater, half of its heating power not less than the rated cooling capacity of refrigeration machine is determined by calculating.When ice temperature fresh-keeping dress
When putting temperature drop to close to set temperature, finned compensating heater and the heat of output compensation by a certain percentage are automatically turned on,
Ice-temp. fresh-preserving device temperature is closer to set temperature value, and the heating export ratio of finned compensating heater is bigger；Hereafter, such as
There is ice-temp. fresh-preserving device temperature than the set higher and higher trend of temperature in fruit, then the heating ratio of finned compensating heater
Example automatically become it is less and less, until reach a relative equilibrium, so as to realize the uniform and stable of temperature in device.
Embodiment 3
The difference from Example 1 of embodiment 3 is that uniform intervals are provided with some on the top of the cabinet and four walls
Individual Multifunction Sensor, passes on each described Multifunction Sensor at least provided with temperature sensor, humidity sensor, oxygen
Sensor and carbon dioxide sensor, the Multifunction Sensor are connected by sensor assembly with controller；In control zone at least
Be provided with temperature controller, blower fan, humidifier, oxygenerator, water pump and warning device, the temperature controller, blower fan, humidifier, oxygenerator,
Water pump and warning device are connected by performing module with the controller；The controller is connected with communication module, the communication
Module is connected with remote server communication, and the remote server is connected with the database for data storage.
Although embodiment of the present invention is disclosed as above, it is not restricted to listed in specification and implementation method
With, it can be applied to various suitable the field of the invention completely, for those skilled in the art, can be easily
Other modification is realized, therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited
In specific details and shown here as the legend with description.
Claims (10)
1. a kind of interlayer honeycomb airflow circulating ice-temp. fresh-preserving device, it is characterised in that including：
Cabinet, it is case structure, its interior bearing goods, and the top board of the cabinet is set to honeycomb boards, in the honeycomb boards
Center portion is enclosed construction；
Casing is gone along with sb. to guard him, its outer layer for being arranged on the cabinet, described going along with sb. to guard him constituted between casing and the cabinet jacket structured, institute
State the jacket structured flow enhuancement heat-proof quality by air-flow；
Refrigeration fan, it is arranged on described goes along with sb. to guard him the upper plate of casing and positioned at the surface of the enclosed construction, the refrigeration
Fan outlet is towards the enclosed construction；
Air outlet, its lower end for being arranged on the cabinet；
Temperature sensor, it is arranged in the cabinet, for sensing the temperature value in cabinet；
Humidity sensor, it is arranged in the cabinet, for sensing the humidity value in cabinet；
Controller, it is connected with the temperature controller, humidity sensor and refrigeration fan, and the controller is according to received by
The temperature sensor and humidity sensor sensing temperature value and humidity value, so as to adjust the power of the refrigeration fan,
Temperature and humidity in the cabinet is adjusted to preset value.
2. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that enclosed construction is honeybee
The 1/9~1/4 of nest plate suqare.
3. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that the air outlet is
Structure in a row, 20cm is not less than apart from ground.
4. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that the ice temperature device
Entrance using through transport blow air curtain.
5. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that on the honeycomb boards
Honeycomb be regular hexagon, the length of side of the regular hexagon is 4~6cm.
6. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that temperature under working condition
Degree control range is -5 DEG C~5 DEG C.
7. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that temperature under working condition
Degree control accuracy is ± 0.5 DEG C.
8. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that wet under working condition
Degree excursion is 80-85%.
9. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that also including electrical heating
Compensation device, the electrical heating combination device is connected with the air outlet of the refrigeration fan.
10. interlayer honeycomb airflow circulating ice-temp. fresh-preserving device according to claim 1, it is characterised in that the cabinet
Uniform intervals are provided with several Multifunction Sensors on top and four walls, on each described Multifunction Sensor at least provided with
There are temperature sensor, humidity sensor, oxygen sensor and carbon dioxide sensor, the Multifunction Sensor passes through sensor
Module is connected with controller；At least provided with temperature controller, blower fan, humidifier, oxygenerator, water pump and warning device in control zone,
The temperature controller, blower fan, humidifier, oxygenerator, water pump and warning device are connected by performing module with the controller；It is described
Controller is connected with communication module, and the communication module be connected with remote server communication, the remote server be used to deposit
Store up the database connection of data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029187.1A CN106766493A (en) | 2017-01-16 | 2017-01-16 | Interlayer honeycomb airflow circulating ice-temp. fresh-preserving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710029187.1A CN106766493A (en) | 2017-01-16 | 2017-01-16 | Interlayer honeycomb airflow circulating ice-temp. fresh-preserving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106766493A true CN106766493A (en) | 2017-05-31 |
Family
ID=58945599
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710029187.1A Pending CN106766493A (en) | 2017-01-16 | 2017-01-16 | Interlayer honeycomb airflow circulating ice-temp. fresh-preserving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106766493A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099164A (en) * | 2019-12-05 | 2020-05-05 | 上海康展物流有限公司 | Cold chain transport box and cold chain transport method thereof |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004309130A (en) * | 1995-12-07 | 2004-11-04 | Fuji Electric Retail Systems Co Ltd | Showcase cooling device |
| CN201418353Y (en) * | 2009-05-12 | 2010-03-10 | 天津商业大学 | Ice-temperature freshness-preservation storehouse for fruits and vegetables |
| CN202522002U (en) * | 2011-12-28 | 2012-11-07 | 天津商业大学 | Multi-temperature-zone cold loading type ice-temperature house |
| CN203177561U (en) * | 2013-04-11 | 2013-09-04 | 天津商业大学 | Ice-temperature storage with heat compensation function |
| CN204612287U (en) * | 2015-04-16 | 2015-09-02 | 成都锐达机电实业有限公司 | The poor machine that dries in the air of balanced ventilation |
| CN105025688A (en) * | 2015-06-29 | 2015-11-04 | 平高集团有限公司 | Cabinet body device having thermal insulation function and control cubicle using cabinet body device |
| CN105261961A (en) * | 2015-10-21 | 2016-01-20 | 华巧波 | Electric cabinet with automatic refrigeration function |
-
2017
- 2017-01-16 CN CN201710029187.1A patent/CN106766493A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004309130A (en) * | 1995-12-07 | 2004-11-04 | Fuji Electric Retail Systems Co Ltd | Showcase cooling device |
| CN201418353Y (en) * | 2009-05-12 | 2010-03-10 | 天津商业大学 | Ice-temperature freshness-preservation storehouse for fruits and vegetables |
| CN202522002U (en) * | 2011-12-28 | 2012-11-07 | 天津商业大学 | Multi-temperature-zone cold loading type ice-temperature house |
| CN203177561U (en) * | 2013-04-11 | 2013-09-04 | 天津商业大学 | Ice-temperature storage with heat compensation function |
| CN204612287U (en) * | 2015-04-16 | 2015-09-02 | 成都锐达机电实业有限公司 | The poor machine that dries in the air of balanced ventilation |
| CN105025688A (en) * | 2015-06-29 | 2015-11-04 | 平高集团有限公司 | Cabinet body device having thermal insulation function and control cubicle using cabinet body device |
| CN105261961A (en) * | 2015-10-21 | 2016-01-20 | 华巧波 | Electric cabinet with automatic refrigeration function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111099164A (en) * | 2019-12-05 | 2020-05-05 | 上海康展物流有限公司 | Cold chain transport box and cold chain transport method thereof |
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