CN103991637B - Passive type mounted refrigerating case - Google Patents
Passive type mounted refrigerating case Download PDFInfo
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- CN103991637B CN103991637B CN201410208956.0A CN201410208956A CN103991637B CN 103991637 B CN103991637 B CN 103991637B CN 201410208956 A CN201410208956 A CN 201410208956A CN 103991637 B CN103991637 B CN 103991637B
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- CN
- China
- Prior art keywords
- wall layer
- passive type
- type mounted
- polyurethane foam
- hard polyurethane
- 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.)
- Expired - Fee Related
Links
- 239000010410 layer Substances 0.000 claims abstract description 39
- 229920005830 Polyurethane Foam Polymers 0.000 claims abstract description 30
- 239000011496 polyurethane foam Substances 0.000 claims abstract description 30
- 239000012792 core layer Substances 0.000 claims abstract description 13
- 238000005057 refrigeration Methods 0.000 claims abstract description 13
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 10
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 33
- IMNIMPAHZVJRPE-UHFFFAOYSA-N triethylenediamine Chemical compound C1CN2CCN1CC2 IMNIMPAHZVJRPE-UHFFFAOYSA-N 0.000 claims description 22
- 239000000203 mixture Substances 0.000 claims description 12
- 150000001718 carbodiimides Chemical class 0.000 claims description 11
- 239000004205 dimethyl polysiloxane Substances 0.000 claims description 11
- 238000012986 modification Methods 0.000 claims description 11
- 230000004048 modification Effects 0.000 claims description 11
- RGSFGYAAUTVSQA-UHFFFAOYSA-N pentamethylene Natural products C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 11
- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 claims description 11
- 229920000435 poly(dimethylsiloxane) Polymers 0.000 claims description 11
- -1 polydimethylsiloxane Polymers 0.000 claims description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 229920002121 Hydroxyl-terminated polybutadiene Polymers 0.000 claims description 10
- 239000011347 resin Substances 0.000 claims description 10
- 229920005989 resin Polymers 0.000 claims description 10
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical group O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 9
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims description 6
- 239000007788 liquid Substances 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- 235000011089 carbon dioxide Nutrition 0.000 claims description 3
- 229910052757 nitrogen Inorganic materials 0.000 claims description 3
- 239000007769 metal material Substances 0.000 claims description 2
- 239000003507 refrigerant Substances 0.000 abstract description 2
- 230000000052 comparative effect Effects 0.000 description 8
- 238000009413 insulation Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000003814 drug Substances 0.000 description 2
- 238000011056 performance test Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 239000003242 anti bacterial agent Substances 0.000 description 1
- 229940088710 antibiotic agent Drugs 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229960005486 vaccine Drugs 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Polyurethanes Or Polyureas (AREA)
Abstract
The present invention relates to a kind of passive type mounted refrigerating case, the refrigeration agent comprising body of thermal insulating box He being arranged in body of thermal insulating box; Described body of thermal insulating box is made up of the multiple wall portion forming described reefer body, described wall portion comprises outer wall layer and inner wall layer, and the vacuum heat-insulating plate core layer being arranged between described outer wall layer and described inner wall layer, and fill hard polyurethane foam between described outer wall layer and described inner wall layer; And described hard polyurethane foam is by within it coated for described vacuum heat-insulating plate core layer. Passive type mounted refrigerating case of the present invention adopts refrigerants vaporize to absorb heat and the direct refrigeration modes that is diffused in casing, owing to supplying the power supply system of motor driven compressor power without the need to employing such that it is able to greatly reduce the volume of whole refrigerated transport case with the transport of applicable different sorts or a small amount of article, and for the transport of a small amount of article or different sorts article, it is possible to significantly reduce transportation cost.
Description
Technical field
The present invention relates to the technical field of refrigerated shipment, more specifically, the present invention relates to a kind of passive type mounted refrigerating case.
Background technology
Refrigerating transporting apparatus refers to itself can maintain certain low temperature environment, and the facility of energy transfer of cryogenic kinds of goods and device; And refrigerator is last link in cold chain. Refrigerated shipment should have that good guarantor is cold, ventilation installation; Casing should have good heat-proof quality, should have certain ventilation device, capable of washing; Should have that load-bearing is big, useful volume is big, light feature of conducting oneself with dignity, and has good suitability. Need the article of refrigerated shipment to mainly contain fresh veterinary antibiotics, outside the food such as fishery products, usually also comprise the less article of the scale of constructions such as medicine, vaccine and electronic component. In prior art, refrigerated shipment adopts the van container carrying out with motor driven compressor freezing usually, namely usually described active refrigerated transport case; This kind of freight container is economically viable for a large amount of refrigerated goods transporting one species, if but adopt active refrigerated transport case to transport for transporting the such as accurate electronic component of the goods less than a whole freight container or medicine etc., then need to give security the electric energy of motor driven compressor normal operation in transportation, especially at transport small article or require that the article of different refrigerating temperature mix in the transportation of dress and add transportation cost.
Summary of the invention
In order to solve above-mentioned technical problem of the prior art, it is an object of the invention to provide a kind of passive type mounted refrigerating case.
In order to solve the technical problem described in invention and realize goal of the invention, present invention employs following technical scheme:
A kind of passive type mounted refrigerating case, the refrigeration agent comprising body of thermal insulating box He being arranged in body of thermal insulating box;It is characterized in that: described body of thermal insulating box is made up of the multiple wall portion forming described reefer body, described wall portion comprises outer wall layer and inner wall layer, and the vacuum heat-insulating plate core layer being arranged between described outer wall layer and described inner wall layer, and outer wall layer and described inner wall layer certain distance described in described vacuum heat-insulating plate core layer interval; Hard polyurethane foam is filled between described outer wall layer and described inner wall layer; And described hard polyurethane foam is by within it coated for described vacuum heat-insulating plate core layer.
Wherein, described insulation casing is also provided with the pressure relief device for the gas discharged in described body of thermal insulating box.
Wherein, the global density of described hard polyurethane foam is 35～40Kg/m3, compressive strength is 0.10～0.15MPa, in atmosphere temperature between-20 DEG C and 50 DEG C place 24 hours after size changing rate not higher than 1.0%.
Wherein, described first hard polyurethane foam and the 2nd hard polyurethane foam are that the composition of the ethyl acetate of the PEA-1000 by the vulcabond of 20.5～25.0wt%, 15.0～18.0wt%, the PEBA-1000 of 5.0～7.5wt%, the hydroxy-terminated polybutadienes of 2.0～2.5wt%, the polyvinylamine resin of 2.5～3.5wt%, the polydimethylsiloxane of 1.5～1.8wt%, the triethylenediamine of 0.20～0.25wt%, the pentamethylene of 12.0～15.0wt%, the water of 0.8～1.5wt% and surplus mixes cast and obtains.
Wherein, described vulcabond is liquefied mdi, such as carbodiimide modification MDI.
Wherein, described refrigeration agent is dry ice, liquid carbon dioxide or liquid nitrogen.
Wherein, described outer wall layer and described outer wall layer are made by metallic substance.
Wherein, the thickness of described vacuum heat-insulating plate layer is 10～20mm, and the maximum gauge of described hard polyurethane foam is 25～50mm, and the maximum gauge of described hard polyurethane foam is more than 2 times of vacuum heat-insulating plate layer thickness.
Compared with immediate prior art, passive type mounted refrigerating case of the present invention has following useful effect:
Passive type mounted refrigerating case of the present invention adopts refrigerants vaporize to absorb heat and the direct refrigeration modes that is diffused in casing, refrigerating efficiency height; And owing to supplying the power supply system of motor driven compressor power without the need to employing such that it is able to greatly reduce the volume of whole refrigerated transport case with the transport of applicable different sorts or a small amount of article, compared with prior art, not only invest low, and for the transport of a small amount of article or different sorts article, it is possible to significantly reduce transportation cost. Passive type mounted refrigerating case of the present invention defines compound heat-insulation structure, it is possible to effectively prevent the thermal radiation between box house and external environment, thermal conduction and thermal convection.
Accompanying drawing explanation
Fig. 1 is the structural representation of the passive type mounted refrigerating case described in embodiment 1.
Embodiment
Below with reference to specific embodiment, passive type mounted refrigerating case of the present invention is further elaborated, to help the technician of this area that invention design, the technical scheme of the present invention are had more complete, accurate and deep understanding; Embodiment is all exemplary about the description of structure, material and technique etc., and does not refer to the restriction to invention protection domain.
Passive type mounted refrigerating case of the present invention, the refrigeration agent comprising body of thermal insulating box He being arranged in body of thermal insulating box; Described body of thermal insulating box is made up of the multiple wall portion forming described reefer body;And described wall portion comprises outer wall layer, vacuum heat-insulating plate and inner wall layer; As shown in Figure 1, the main box 10 of described passive type mounted refrigerating case is made up of roof 11, diapire 12, antetheca 13, rear wall 14, left wall 15 and right wall 16, and described left wall 15 is can the structure of folding; Described antetheca 13 has also offered front side door 17. Described wall portion comprises outer wall layer and inner wall layer, and the vacuum heat-insulating plate core layer being arranged between described outer wall layer and described inner wall layer, and outer wall layer and described inner wall layer certain distance described in described vacuum heat-insulating plate core layer interval; Hard polyurethane foam is filled between described outer wall layer and described inner wall layer; And described hard polyurethane foam is by within it coated for described vacuum heat-insulating plate core layer. Described insulation casing is also provided with the pressure relief device for the gas discharged in described body of thermal insulating box. The thickness of described vacuum heat-insulating plate layer is 10～20mm, and the maximum gauge of described hard polyurethane foam is 25～50mm, and the maximum gauge of described hard polyurethane foam is more than 2 times of vacuum heat-insulating plate layer thickness; And the volume of described refrigerator is more than 1000L, described insulation casing is also provided with the pressure relief device for the gas discharged in described body of thermal insulating box. As preferably, described refrigeration agent is dry ice, liquid carbon dioxide or liquid nitrogen; And described refrigeration agent is stored in pressurized vessel, and as well known in the art, described pressurized vessel being also provided with regulated valve, for the release rate regulating described refrigeration agent, and then the temperature regulated and controled in described refrigerator is to set scope. And in order to improve the homogeneity of refrigeration and temperature, described refrigeration agent is connected with the diffusion hole being arranged in described refrigerator everywhere by pipeline.
The global density of described hard polyurethane foam is 35～40Kg/m3, compressive strength is 0.10～0.15MPa, in atmosphere temperature between-20 DEG C and 50 DEG C place 24 hours after size changing rate not higher than 1.0%. described hard polyurethane foam is by the carbodiimide modification MDI of 20.5～25.0wt%, the PEA-1000 of 15.0～18.0wt%, the PEBA-1000 of 5.0～7.5wt%, the hydroxy-terminated polybutadienes of 2.0～2.5wt%, 2.5 the polyvinylamine resin of～3.5wt%, the polydimethylsiloxane of 1.5～1.8wt%, the triethylenediamine of 0.20～0.25wt%, the pentamethylene of 12.0～15.0wt%, the composition of the water of 0.8～1.5wt% and the ethyl acetate of surplus mixes cast and obtains.
Embodiment 1
Hard polyurethane foam described in the present embodiment is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000,2.5wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polyvinylamine resin (molecular weight is 800) of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Embodiment 2
Hard polyurethane foam described in the present embodiment is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000,2.0wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polyvinylamine resin of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Embodiment 3
Hard polyurethane foam described in the present embodiment is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000,2.5wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polyvinylamine resin of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 0.8wt% and surplus mixes cast and obtains.
Embodiment 4
Hard polyurethane foam described in the present embodiment is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000,2.5wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polyvinylamine resin of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 15.0wt%, the water of 1.5wt% and surplus mixes cast and obtains.
Comparative example 1
Hard polyurethane foam described in this comparative example is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000,2.5wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Comparative example 2
Hard polyurethane foam described in this comparative example is that the composition of the ethyl acetate of the polyvinylamine resin of PEBA-1000,3.0wt% of PEA-1000, the 7.5wt% by carbodiimide modification MDI, 18.0wt% of 22.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Comparative example 3
Hard polyurethane foam described in this comparative example is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEA-1000, the 2.5wt% by carbodiimide modification MDI, 25.0wt% of 22.0wt%, the polyvinylamine resin of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Comparative example 4
Hard polyurethane foam described in this comparative example is that the composition of the ethyl acetate of the hydroxy-terminated polybutadienes of PEBA-1000, the 2.5wt% by carbodiimide modification MDI, 25.0wt% of 22.0wt%, the polyvinylamine resin of 3.0wt%, the polydimethylsiloxane of 1.6wt%, the triethylenediamine of 0.20wt%, the pentamethylene of 12.0wt%, the water of 1.2wt% and surplus mixes cast and obtains.
Hard polyurethane foam performance test
From the sampling of center portion, the hard polyurethane fat foams that volume of sample is the band epidermal area of 100mm × 100mm × 25mm measure its global density and thermal conductivity (adopting heat flowmeter method, medial temperature is 10 DEG C); Taking transfer rate 4mm/min as load, the value of load when removing distortion 10% using load area is as compressive strength; Low temperature size changing rate: place 24 little gauge velocity of variation constantly at-20 DEG C; 24 little gauge velocity of variation constantly are placed at 50 DEG C. The performance test results is as shown in table 1.
Table 1
For the ordinary skill in the art; specific embodiment is just by reference to the accompanying drawings to invention has been exemplary description; obvious specific implementation of the present invention is not subject to the restrictions described above; as long as have employed the improvement of the various unsubstantialities that the design of the method for the present invention carries out with technical scheme; or without improving, the design of the present invention and technical scheme directly applied to other occasion, all within protection scope of the present invention.
Claims (8)
1. a passive type mounted refrigerating case, the refrigeration agent comprising body of thermal insulating box He being arranged in body of thermal insulating box, it is characterized in that: described body of thermal insulating box is made up of the multiple wall portion forming described reefer body, described wall portion comprises outer wall layer and inner wall layer, and the vacuum heat-insulating plate core layer being arranged between described outer wall layer and described inner wall layer, and outer wall layer and described inner wall layer certain distance described in described vacuum heat-insulating plate core layer interval, hard polyurethane foam is filled between described outer wall layer and described inner wall layer, and described hard polyurethane foam is by within it coated for described vacuum heat-insulating plate core layer, described hard polyurethane foam is by the vulcabond of 20.5～25.0wt%, the PEA-1000 of 15.0～18.0wt%, the PEBA-1000 of 5.0～7.5wt%, the hydroxy-terminated polybutadienes of 2.0～2.5wt%, the polyvinylamine resin of 2.5～3.5wt%, the polydimethylsiloxane of 1.5～1.8wt%, the triethylenediamine of 0.20～0.25wt%, the pentamethylene of 12.0～15.0wt%, the composition of the water of 0.8～1.5wt% and the ethyl acetate of surplus mixes cast and obtains.
2. passive type mounted refrigerating case according to claim 1, it is characterised in that: described body of thermal insulating box is also provided with the pressure relief device for the gas discharged in described body of thermal insulating box.
3. passive type mounted refrigerating case according to claim 1, it is characterized in that: the thickness of described vacuum heat-insulating plate core layer is 10～20mm, the maximum gauge of described hard polyurethane foam is 25～50mm, and the maximum gauge of described hard polyurethane foam is more than 2 times of vacuum heat-insulating plate core layer thickness.
4. passive type mounted refrigerating case according to claim 1, it is characterised in that: described refrigeration agent is dry ice, liquid carbon dioxide or liquid nitrogen.
5. passive type mounted refrigerating case according to claim 1, it is characterized in that: the global density of described hard polyurethane foam is 35～40Kg/m3, compressive strength is 0.10～0.15MPa, in atmosphere temperature between-20 DEG C and 50 DEG C place 24 hours after size changing rate not higher than 1.0%.
6. passive type mounted refrigerating case according to claim 1, it is characterised in that: described vulcabond is liquefied mdi.
7. passive type mounted refrigerating case according to claim 1, it is characterised in that: described vulcabond is carbodiimide modification MDI.
8. passive type mounted refrigerating case according to claim 1, it is characterised in that: described outer wall layer is made up of metallic substance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410208956.0A CN103991637B (en) | 2014-05-16 | 2014-05-16 | Passive type mounted refrigerating case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410208956.0A CN103991637B (en) | 2014-05-16 | 2014-05-16 | Passive type mounted refrigerating case |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103991637A CN103991637A (en) | 2014-08-20 |
| CN103991637B true CN103991637B (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410208956.0A Expired - Fee Related CN103991637B (en) | 2014-05-16 | 2014-05-16 | Passive type mounted refrigerating case |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104908626B (en) * | 2015-04-21 | 2018-01-30 | 郭茂 | A kind of vehicle mounted portable insulating box |
| FR3049270B1 (en) * | 2016-03-22 | 2019-09-27 | Arkema France | CONTAINER FOR STORING A COMPOSITION COMPRISING TETRAFLUOROPROPENE AND METHOD OF STORING THE SAME |
| CN105857936B (en) * | 2016-06-17 | 2018-06-15 | 上海理工大学 | It is a kind of can quick direct cold-storage logistics refrigerating box |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2739138Y (en) * | 2004-03-19 | 2005-11-09 | 黄兴国 | Passive transport cryogenic storage container |
| JP2007246097A (en) * | 2006-03-13 | 2007-09-27 | Akiyasu Inaba | Storage container |
| CN101060785A (en) * | 2002-11-25 | 2007-10-24 | 汽化水果有限公司 | Carbonation system for enhancing the flavor of fruits and vegetables |
| CN203294542U (en) * | 2013-05-14 | 2013-11-20 | 北京市农林科学院 | Movable wireless digital display liquid nitrogen spraying refrigerating low-temperature logistic refrigerator |
| CN103723379A (en) * | 2014-01-11 | 2014-04-16 | 苏州安特实业有限公司 | Heat insulation cold closet for medical supplies |
-
2014
- 2014-05-16 CN CN201410208956.0A patent/CN103991637B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101060785A (en) * | 2002-11-25 | 2007-10-24 | 汽化水果有限公司 | Carbonation system for enhancing the flavor of fruits and vegetables |
| CN2739138Y (en) * | 2004-03-19 | 2005-11-09 | 黄兴国 | Passive transport cryogenic storage container |
| JP2007246097A (en) * | 2006-03-13 | 2007-09-27 | Akiyasu Inaba | Storage container |
| CN203294542U (en) * | 2013-05-14 | 2013-11-20 | 北京市农林科学院 | Movable wireless digital display liquid nitrogen spraying refrigerating low-temperature logistic refrigerator |
| CN103723379A (en) * | 2014-01-11 | 2014-04-16 | 苏州安特实业有限公司 | Heat insulation cold closet for medical supplies |
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| CN103991637A (en) | 2014-08-20 |
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