CN109264202B - Refrigerating device and refrigerated transport case with same - Google Patents
Refrigerating device and refrigerated transport case with same Download PDFInfo
- Publication number
- CN109264202B CN109264202B CN201811465112.9A CN201811465112A CN109264202B CN 109264202 B CN109264202 B CN 109264202B CN 201811465112 A CN201811465112 A CN 201811465112A CN 109264202 B CN109264202 B CN 109264202B
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- communicating pipe
- energy storage
- cold
- refrigerating
- refrigerator
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- 238000004146 energy storage Methods 0.000 claims abstract description 47
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000005057 refrigeration Methods 0.000 claims abstract description 22
- 239000003507 refrigerant Substances 0.000 claims abstract description 20
- 230000005540 biological transmission Effects 0.000 claims abstract description 16
- 239000011232 storage material Substances 0.000 claims description 18
- 230000008014 freezing Effects 0.000 claims description 16
- 238000007710 freezing Methods 0.000 claims description 16
- 238000010438 heat treatment Methods 0.000 claims description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 5
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 238000001704 evaporation Methods 0.000 description 11
- 238000005096 rolling process Methods 0.000 description 8
- 230000008020 evaporation Effects 0.000 description 6
- 230000004888 barrier function Effects 0.000 description 5
- 230000006835 compression Effects 0.000 description 4
- 238000007906 compression Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000003921 oil Substances 0.000 description 2
- 239000000523 sample Substances 0.000 description 2
- 235000014676 Phragmites communis Nutrition 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000032696 parturition Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D11/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material
- B65D11/16—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of plastics material with double walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/20—External fittings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
- B65D7/12—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls
- B65D7/22—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal characterised by wall construction or by connections between walls with double walls, e.g. double end walls
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/24—Adaptations for preventing deterioration or decay of contents; Applications to the container or packaging material of food preservatives, fungicides, pesticides or animal repellants
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Food Science & Technology (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention provides a refrigerating device and a refrigerated transport case with the same, relates to the field of refrigeration equipment, and solves the technical problem that inaccurate temperature control of a refrigerating chamber is easily caused in the refrigerating process of a refrigerating unit in the prior art. The refrigerating device comprises a refrigerating unit and a cold energy transmission part, wherein the cold energy transmission part comprises a communicating pipe for containing a refrigerant and an energy storage device coated on the outer surface of the communicating pipe; the refrigerant can circularly flow in the refrigerating unit and the communicating pipe; the energy storage device comprises a sleeve arranged on the outer surface of the communicating pipe, a closed space is formed between the inner surface of the sleeve and the outer surface of the communicating pipe, and the closed space is filled with energy storage liquid; the energy storage device can absorb and store the cold released by the refrigerant. The refrigerating device can provide a proper refrigerating environment for the refrigerator or the cold storage box more accurately.
Description
Technical Field
The invention relates to the field of refrigeration equipment, in particular to a refrigeration device and a refrigerated transport case with the same.
Background
The traditional refrigerator evaporator generally adopts an evaporation copper pipe or an aluminum pipe to wind the shell of the liner or the whole inflation plate or the air-cooled radiator mode, and is cooled by means of direct evaporation of a refrigerant; the mode can have certain defects when applied to the field of transport cases, such as a medical refrigerator, if the temperature in the refrigerator is required to be controlled at 2-8 ℃, the evaporation temperature of an evaporator is too low, and the refrigerator is operated at about-20 ℃ under the freezing working condition, and the temperature in the refrigerator is easily lower than 2 ℃ due to the overlarge temperature difference between the evaporation temperature and the working temperature in the refrigerator, so that the temperature is not controlled accurately; if a more accurate temperature environment needs to be obtained, a refrigerating unit of the refrigerating unit needs to be started and stopped frequently, so that energy loss is large, and cold energy loss of a cold bridge between an evaporator and a condenser of the refrigerating unit is large; if the evaporation temperature is too high, the operation is carried out at about 0 ℃ (the working condition of an air conditioner), and the temperature difference between the evaporation temperature and the working temperature (2-8 ℃) in the box is too small, so that cold air of the evaporator is difficult to transfer into the box, the refrigerating coefficient of the unit is too low and the energy consumption is too large because the cold air of the evaporator cannot be emitted, and if too much non-evaporated refrigerant liquid flows back to the refrigerating unit, the refrigerating unit is easy to damage.
Disclosure of Invention
The invention aims to provide a refrigerating device to solve the technical problem that inaccurate temperature control of a refrigerating chamber is easily caused in the refrigerating process of a refrigerating unit in the prior art.
The invention provides a refrigerating device, which comprises a refrigerating unit and a cold energy transmission part, wherein the cold energy transmission part comprises a communicating pipe for containing a refrigerant and an energy storage device coated on the outer surface of the communicating pipe; the refrigerant can circularly flow in the refrigerating unit and the communicating pipe; the energy storage device comprises a sleeve arranged on the outer surface of the communicating pipe, a closed space is formed between the inner surface of the sleeve and the outer surface of the communicating pipe, and the closed space is filled with energy storage liquid; the energy storage device can absorb and store the cold released by the refrigerant.
Preferably, a baffle device is arranged between the sleeve and the communicating pipe, and the baffle device can divide the closed space into at least two sections, so that the closed space can be respectively filled with more than two types of energy storage liquids with different freezing points.
Preferably, the casing comprises at least two sub-casings, and at least two closed spaces can be formed between the sub-casings and the outer surface of the communicating pipe, so that different closed spaces can be respectively filled with more than two energy storage liquids with different freezing points.
Preferably, an annular closed space is formed between the inner surface of the sleeve and the outer surface of the communicating pipe.
Preferably, the energy storage liquid is water, oil or a phase change cold storage agent.
Preferably, the sleeve is made of plastic.
Preferably, the communication pipe is made of copper or aluminum.
The invention also provides a refrigerated transport case, which comprises a case body and the refrigerating device, wherein the energy storage device can exchange heat with the internal storage space of the case body.
Preferably, the box body comprises a box body and a box cover, wherein an internal storage space for containing articles and an opening for allowing the articles to enter and exit the internal storage space are formed in the box body, the box cover can be covered on the opening, the box body comprises an inner box and an outer box, and the refrigerating unit is arranged outside the outer box; the cold energy transmission part is arranged between the inner box and the outer box.
Preferably, the cold energy transmission part is arranged around the side wall of the inner box.
Preferably, a condenser and a heat dissipation device matched with the refrigerating unit are further arranged outside the outer box.
Preferably, a heating plate is further arranged on the bottom surface of the outer surface of the inner box.
Preferably, a control panel is further arranged on the box body.
The invention has the beneficial effects that: by arranging the energy storage device outside the communicating pipe containing the refrigerant, when the compressor is started to freeze, the phase change cold storage agent in the energy storage device can absorb and store relatively more cold released by the refrigerant in a certain temperature range (about a freezing point), so that the condition of excessively low temperature in the tank is avoided; when the compressor stops working, the temperature is relatively constant at about the freezing point of the phase change cold storage agent in the energy storage device to release cold energy when the phase change cold storage agent is melted, so that the temperature in the refrigerator is maintained relatively stable and accurate; the refrigerating unit solves the technical problem that the temperature of the cold output part of the existing refrigerating unit is too low to continuously provide proper temperature in the box.
The invention adopts a solid-liquid heat exchange mode, the cold energy of the evaporator is absorbed by (energy storage liquid) more rapidly, the refrigeration efficiency (Cop) of the refrigerating unit is improved, the (solid-liquid) heat exchange efficiency of the evaporating copper pipe with the flowing refrigerant to the phase-change cold storage agent is higher by one order of magnitude (10 times) than that of the traditional evaporating coil for air (solid-gas) heat exchange in the box, therefore, the Cop is obviously improved, and the refrigeration coefficient of the refrigerating unit is greatly improved, and the energy is saved; the refrigerating system can adopt higher evaporating temperature to refrigerate and freeze the energy storage liquid, so that the quick release of cold air is realized, the refrigerating coefficient of the system is improved, and the power consumption of a refrigerating unit is saved.
Compared with the traditional evaporator mode, the refrigerating unit is started to freeze the energy storage liquid in the sleeve once, the working temperature of the box body is maintained by the energy storage liquid in the sleeve in the later period, the frequent starting times of the refrigerating unit are greatly reduced, the energy is saved, and the running loss of the unit is reduced.
For areas with frequent power failure, the risk of overtemperature of goods is greatly reduced, and the method is particularly important for sample preservation in the field of biological medicine with high goods value; short-term outage, rely on energy storage device's continuous refrigeration function, can realize the short-term outage express delivery of fridge and distribute, it is very important to giving birth to fresh food and physical medicine's logistics distribution.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of a refrigeration apparatus according to embodiment 1;
FIG. 2 is a radial cross-sectional view of the cold energy transfer portion according to example 1;
FIG. 3 is a longitudinal cross-sectional view of the cold energy transfer portion according to example 2;
FIG. 4 is a schematic view showing the external structure of the refrigerated transport case according to embodiment 3;
Fig. 5 is a schematic view showing the internal structure of the refrigerated transport case according to embodiment 3.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It will be apparent that the described embodiments are only some, but not all, embodiments of the invention. All other embodiments, based on the examples herein, which are within the scope of the invention as defined by the claims, will be within the scope of the invention as defined by the claims.
Example 1
As shown in fig. 1-2, the present embodiment provides a refrigeration apparatus, which includes a refrigeration unit 2 and a cold energy transmission part 1, wherein the cold energy transmission part 1 includes a communicating pipe 11 for containing a refrigerant and an energy storage device coated on the outer surface of the communicating pipe 11; the refrigerant can circulate in the refrigeration unit 2 and the communication pipe 11; the energy storage device comprises a sleeve 12 arranged on the outer surface of the communicating pipe 11, a closed space is formed between the inner surface of the sleeve 12 and the outer surface of the communicating pipe 11, and the closed space is filled with energy storage liquid; the energy storage device can absorb and store the cold energy released by the refrigerant.
In order to improve the cold storage capacity of the energy storage device, the energy storage liquid is water, oil or a material with larger phase change latent heat such as a phase change cold storage agent, and different energy storage liquids can be selected according to the requirements of the refrigerated transport case on the refrigeration temperature.
Application of energy storage liquid such as phase change cold storage agent: when the refrigerating unit starts to refrigerate, even if the temperature of the refrigerant flowing in the communicating pipe 11 is very low, the cold storage agent in the energy storage unit generates phase change for cold storage, and the whole temperature of the cold storage agent is about the freezing point of the cold storage agent; when the refrigerating unit stops refrigerating, even if the temperature of the refrigerant flowing in the communicating pipe 11 is high, the cold storage agent in the energy storage unit generates phase change to release cold, and the whole temperature of the cold storage agent is about the freezing point of the cold storage agent; therefore, the invention can accurately control the temperature in the refrigerator.
In order to adapt to the requirements of different parts of a refrigerator or a freezer for different temperatures, the sleeve 12 can comprise 1-3 sub-sleeves, or more sub-sleeves can be arranged according to the requirements, different closed spaces can be formed between the sub-sleeves and the outer surface of the communicating pipe 11, so that the closed spaces can be respectively filled with energy storage liquids with different freezing points in a sectionalized manner, namely, one refrigerating unit 2 can simultaneously meet a plurality of temperature areas, such as a freezing chamber with the temperature ranging from-18 ℃ to-28 ℃, and a phase change cold storage agent with the freezing point ranging from-18 ℃ to-33 ℃ is added in the section of evaporating coil; 2-8 degrees of refrigerating fresh-keeping outdoor evaporating coil, then charge the phase change cold-storage agent of freezing point-7-8 degrees of freezing point; the freezing point temperature of the cold storage agent is generally 0-15 ℃ lower than the upper limit temperature in the box, and different refrigeration cold storage agents can be selected according to different temperature requirements, so that the aim of accurately refrigerating and controlling the temperature in multiple temperature areas is fulfilled.
As shown in fig. 1, in this embodiment, the casing 12 is divided into a first sub-casing 121 and a second sub-casing 122, where a splicing portion 123 exists between the two sub-casings, the first sub-casing 121 is located below, and the second sub-casing 122 is located above, so that when the refrigeration device is applied to a refrigerator or a freezer, the first sub-casing 121 and the second sub-casing 122 can be respectively filled with energy storage liquid with suitable freezing points according to temperature requirements of different positions.
In order to improve the heat exchange effect between the communicating tube 11 and the energy storage device, as shown in fig. 2, an annular closed space is formed between the inner surface of the sleeve 12 and the outer surface of the communicating tube 11, and the outer surface of the communicating tube 11 can be immersed in the energy storage liquid without dead angles at 360 degrees.
As an alternative embodiment, the sleeve 12 is made of plastic, and the plastic sleeve 12 has a slow heat conduction speed relative to the metal sleeve 12, can play a role in continuously and slowly releasing cold energy to the box body, maintains a proper temperature required by the box body for a long time, and can also avoid the damage to the external sleeve caused by volume change or bulging and the like in the phase change process of the phase change cold storage agent.
As an alternative embodiment, the communicating tube 11 is made of copper or aluminum, the communicating tube 11 is made of metal with a higher heat conduction speed, and the cold generated by the refrigerating unit 2 can be quickly released to the energy storage device through the refrigerant and the communicating tube 11, so that the energy storage of the energy storage device is smoothly completed.
Example 2
As shown in fig. 3, the difference between the refrigeration apparatus provided in this embodiment and embodiment 1 is that a barrier device is disposed between the sleeve 12 and the communicating pipe 11, and the enclosed space is divided into a plurality of sections by the barrier device, so that the enclosed spaces on both sides of the barrier device can be filled with different kinds of energy storage liquids, and the specific barrier device may be a barrier sheet.
Example 3
As shown in fig. 4 to 5, the present embodiment provides a refrigerated transport case including a case body and the refrigerating apparatus of embodiment 1 or embodiment 2, and the energy storage device is capable of heat exchanging with the internal storage space of the case body.
The refrigerating unit 2 applied to the refrigerated transport case can be a micro compressor; the basic structure of the miniature compressor consists of rolling piston, cylinder block, petal, spring on the back, eccentric wheel shaft, two end covers of cylinder, etc. the cylinder and rolling piston are circular, and the cylinder block has air sucking and exhausting holes. A reed exhaust valve is arranged on the exhaust hole, and an eccentric wheel shaft with a center crank, namely a main shaft of the refrigerating unit 2, is arranged in the cylinder. The rotation center of the eccentric wheel shaft coincides with the center of the inner hole of the cylinder, and the rolling piston is arranged on the eccentric crank, namely, the rolling piston is concentric with the eccentric crank, so that the outer surface of the rolling piston is tangent with the inner surface of the cylinder, and the outer surface of the rolling piston is not contacted with the inner surface of the cylinder at the tangent position due to the existence of a gap, a crescent space is formed between the inner surface of the cylinder and the outer surface of the rolling piston, and two ends of the crescent space are sealed by the cylinder cover to form a working cavity of the micro compressor. A radial groove is formed between the air suction hole and the air discharge hole of the air cylinder, a baffle plate capable of sliding back and forth is arranged in the groove, a spring is arranged at the back of the slide plate, the end part of the pressure slide plate which is acted with air or lubricating oil by the spring force is tightly pressed on the outer surface of the rolling piston, and a crescent space is divided into two parts: the part communicated with the air suction orifice is an air suction cavity: the part at one side of the exhaust port is a compression cavity, the exhaust port is provided with an exhaust valve, when the compressed working medium reaches a certain pressure, the exhaust valve is opened, the compressed working medium is discharged, and thus, a complete compression cycle is completed. The working principle of the micro compressor is as follows: when the eccentric wheel shaft is driven by the prime motor to continuously rotate around the center of the cylinder, the volumes of the air suction cavity and the compression cavity are periodically changed, so that the working processes of air suction, compression, air exhaust, clearance expansion and the like are realized; the micro compressor can be powered by an external power supply, and a battery can be arranged in the box body to power the micro compressor.
As an alternative embodiment, the box body comprises a box body and a box cover 6, wherein the box body is provided with an internal storage space for containing articles and an opening for allowing the articles to enter and exit the internal storage space, the box cover 6 can be covered on the opening, the box body comprises an inner box 72 and an outer box 71, the refrigerating unit 2 is arranged outside the outer box 71, in particular, a groove structure is arranged on the outer box 71, and the refrigerating unit 2 is arranged in the groove structure and covered on the groove structure by a cover plate 73, so that the outer surface of the outer box 71 is kept flat; the cold energy transmission unit 1 is provided between the inner case 72 and the outer case 71, and prevents cold energy loss. Through setting up refrigerating unit 2 and cold energy transmission portion 1 in the interior 72 outsidely, need not occupy inside storage space, make inside storage space structure more succinct on the one hand, more be favorable to clean and get and put the article of transportation, on the other hand interior 72 can play thermal-insulated buffering's effect, prevents that inside storage space temperature from being too low or too high.
In order to cooperate with the refrigerating unit 2 to dissipate heat, a condenser and a heat dissipating device 4 are also arranged in cooperation with the refrigerating unit 2, the condenser and the heat dissipating device 4 and the refrigerating unit 2 are both arranged in a groove structure outside the outer box 71, and the cover plate 73 is provided with a ventilation window 41 corresponding to the position of the heat dissipating device 4.
In order to make the temperature of the internal storage space more uniform, the cold energy transmission part 1 is provided around the side wall of the inner case 72, and the cold energy transmission part 1 can simultaneously release cold energy to the internal storage space from the periphery of the inner case 72.
In order to prevent the temperature of the internal storage space from being too low, the heating plate 5 is further arranged outside the outer surface of the bottom of the inner box 72, the heating plate 5 is arranged on the outer surface of the inner box 72, and the side surface or the bottom surface of the outer surface can be provided with a plurality of heating plates as required. In order to monitor the temperature of the internal storage space conveniently, a control panel 3 is further arranged on the box body, a temperature probe (not shown in the figure) is arranged in the internal storage space, the control panel 3 is electrically connected with the temperature probe, and when the temperature in the internal storage space is lower than a set temperature (minimum warning temperature), the heating plate 5 is started to heat until the temperature is higher than the set heating stop temperature, and the heating is stopped; when the temperature in the internal storage space is higher than the set temperature (highest warning temperature), the refrigeration unit 2 is started to perform refrigeration, and the refrigeration is stopped until the temperature is lower than the set refrigeration stop temperature.
The foregoing is merely illustrative embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the technical scope of the present invention, and the invention should be covered. Therefore, the protection scope of the invention is subject to the protection scope of the claims.
Claims (8)
1. A refrigeration device, which is characterized by comprising a refrigeration unit (2) and a cold energy transmission part (1), wherein the cold energy transmission part (1) comprises a communicating pipe (11) for containing a refrigerant and an energy storage device coated on the outer surface of the communicating pipe (11); the refrigerant can circularly flow in the refrigerating unit (2) and the communicating pipe (11); the energy storage device comprises a sleeve (12) arranged on the outer surface of the communicating pipe (11), a closed space is formed between the inner surface of the sleeve (12) and the outer surface of the communicating pipe (11), and the closed space is filled with energy storage liquid; the energy storage device can absorb and store the cold energy released by the refrigerant;
a baffle device is arranged between the sleeve (12) and the communicating pipe (11), and can divide the closed space into at least two sections so that the closed space can be respectively filled with more than two types of energy storage liquids with different freezing points;
Or the sleeve (12) at least comprises two sub-sleeves, and at least two closed spaces can be formed between the sub-sleeves and the outer surface of the communicating pipe (11), so that more than two types of energy storage liquid with different freezing points can be respectively filled in different closed spaces;
an annular closed space is formed between the inner surface of the sleeve (12) and the outer surface of the communicating pipe (11).
2. A refrigeration unit as set forth in claim 1 wherein: the energy storage liquid is water, oil or phase change cold storage agent;
and/or: the sleeve (12) is made of plastic;
and/or: the communicating tube (11) is made of copper or aluminum.
3. A refrigerated transport case comprising a case body and a refrigeration device according to any one of claims 1-2, said energy storage device being capable of heat exchanging with an interior storage space of said case body.
4. A refrigerated transport case as claimed in claim 3 wherein: the refrigerator comprises a refrigerator body and a refrigerator set, wherein the refrigerator body comprises a refrigerator body and a refrigerator cover (6), an inner storage space for containing articles and an opening for allowing the articles to enter and exit the inner storage space are formed in the refrigerator body, the refrigerator cover (6) can be covered on the opening, the refrigerator body comprises an inner box (72) and an outer box (71), and the refrigerator set (2) is arranged outside the outer box (71); the cold energy transmission part (1) is arranged between the inner box (72) and the outer box (71).
5. The refrigerated transport case of claim 4 wherein: the cold energy transmission part (1) is arranged around the side wall of the inner box (72).
6. The refrigerated transport case of claim 4 wherein: the outside of the outer box (71) is also provided with a condenser and a heat dissipation device (4) which are matched with the refrigerating unit (2).
7. The refrigerated transport case of claim 4 wherein: and a heating plate (5) is further arranged on the outer surface of the inner box (72).
8. The refrigerated transport case of claim 7 wherein: the box body is also provided with a control panel (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811465112.9A CN109264202B (en) | 2018-12-03 | 2018-12-03 | Refrigerating device and refrigerated transport case with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811465112.9A CN109264202B (en) | 2018-12-03 | 2018-12-03 | Refrigerating device and refrigerated transport case with same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109264202A CN109264202A (en) | 2019-01-25 |
| CN109264202B true CN109264202B (en) | 2024-05-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811465112.9A Active CN109264202B (en) | 2018-12-03 | 2018-12-03 | Refrigerating device and refrigerated transport case with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109264202B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113154768A (en) * | 2021-05-20 | 2021-07-23 | 北京优冷供应链管理有限公司 | Multi-mode combined refrigeration medicine refrigerating box and accurate temperature control method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08226780A (en) * | 1995-02-20 | 1996-09-03 | Funen Akurosu Kk | Heat radiator, heating apparatus and heat storage pipe |
| KR20150057109A (en) * | 2013-11-18 | 2015-05-28 | 엘지전자 주식회사 | Refrigerator with cold storage medium |
| CN104685307A (en) * | 2012-08-01 | 2015-06-03 | 格斯林有限责任公司 | Cold reservoir device and cooling system arrangement |
| CN207346401U (en) * | 2017-10-27 | 2018-05-11 | 北京优冷冷链科技有限公司 | Medical refrigerated transport case |
| CN207826968U (en) * | 2017-12-29 | 2018-09-07 | 北京优冷冷链科技有限公司 | Transport case |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011131595A2 (en) * | 2010-04-20 | 2011-10-27 | Nestec S.A. | Container with thermal management |
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2018
- 2018-12-03 CN CN201811465112.9A patent/CN109264202B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08226780A (en) * | 1995-02-20 | 1996-09-03 | Funen Akurosu Kk | Heat radiator, heating apparatus and heat storage pipe |
| CN104685307A (en) * | 2012-08-01 | 2015-06-03 | 格斯林有限责任公司 | Cold reservoir device and cooling system arrangement |
| KR20150057109A (en) * | 2013-11-18 | 2015-05-28 | 엘지전자 주식회사 | Refrigerator with cold storage medium |
| CN207346401U (en) * | 2017-10-27 | 2018-05-11 | 北京优冷冷链科技有限公司 | Medical refrigerated transport case |
| CN207826968U (en) * | 2017-12-29 | 2018-09-07 | 北京优冷冷链科技有限公司 | Transport case |
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| CN109264202A (en) | 2019-01-25 |
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