CN105987557A - Ice storage-type refrigeration device and refrigeration method - Google Patents
Ice storage-type refrigeration device and refrigeration method Download PDFInfo
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- CN105987557A CN105987557A CN201510045559.0A CN201510045559A CN105987557A CN 105987557 A CN105987557 A CN 105987557A CN 201510045559 A CN201510045559 A CN 201510045559A CN 105987557 A CN105987557 A CN 105987557A
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- water tank
- storing cavity
- ice storage
- cooling device
- heat pipe
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- 238000005057 refrigeration Methods 0.000 title claims abstract description 22
- 238000000034 method Methods 0.000 title claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 111
- 238000009413 insulation Methods 0.000 claims abstract description 11
- 238000001816 cooling Methods 0.000 claims description 24
- 239000006200 vaporizer Substances 0.000 claims description 23
- 230000008020 evaporation Effects 0.000 claims description 11
- 238000001704 evaporation Methods 0.000 claims description 11
- 239000000203 mixture Substances 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 210000000232 gallbladder Anatomy 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 5
- 238000004321 preservation Methods 0.000 abstract 3
- 229960005486 vaccine Drugs 0.000 description 4
- 230000008014 freezing Effects 0.000 description 3
- 238000007710 freezing Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000010309 melting process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 208000002925 dental caries Diseases 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
Landscapes
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Ice storage-type refrigeration device and refrigeration methodThe ice storage-type refrigeration device comprises a heat-preservation box, an intermittent electricity supply device, a compressor, an evaporator and a condenser. A refrigerating circuit is formed by connection between the compressor, the evaporator and the condenser. The intermittent electricity supply device is connected with the compressor. The heat-preservation box is provided with a water tank and a storage cavity. A heat insulation plate is arranged between the water tank and the storage cavity. The evaporator is located in the water tank. A heat pipe is arranged on the storage cavity. One end part of the heat pipe is inserted into the water tank or attached to the surface of the water tank.The ice storage-type refrigeration device can keep refrigeration state for a long time and delay refrigeration and heat-preservation time without any accumulator.
Description
Technical field
The present invention relates to refrigerating plant, particularly relate to a kind of ice storage cooling device and refrigerating method.
Background technology
Generally, vaccine must be stored between+2 DEG C to+8 DEG C, and in developing country, runs refrigeration plant owing to lacking reliable supply of electric power so that vaccine cannot preserve at an established temperature, and the survival rate causing vaccine is relatively low.For the problem solving power supply, generally using the interval electric energy feedway such as photovoltaic generation or wind-power electricity generation in prior art is that refrigeration plant is powered, owing to interval electric energy feedway can not be powered, therefore continuously, refrigeration plant is commonly configured with accumulator, carries out accumulation of energy by accumulator.And in actual use, owing to the life-span of accumulator is generally short than the miscellaneous part life-span of refrigeration plant, and, accumulator does not meets the requirement of environmental protection yet.How to design and a kind of need not accumulator and to keep the refrigeration plant of refrigerating state for a long time be the technical problem to be solved.
Summary of the invention
The technical problem to be solved is: provide a kind of ice storage cooling device and refrigerating method, it is achieved without being equipped with accumulator, and the satisfied refrigerating state that keeps for a long time, prolongation refrigerating thermal-insulation time.
The technical scheme that the present invention provides is, a kind of ice storage cooling device, including thermal-insulating body, intermittently electric energy feedway, compressor, vaporizer and condenser, described compressor, described vaporizer and described condenser connect formation refrigerating circuit (throttling arrangement), described interval electric energy feedway is connected with described compressor, described thermal-insulating body is provided with water tank and storing cavity, it is provided with thermal insulation board between described water tank and described storing cavity, described vaporizer is positioned in described water tank, it is additionally provided with heat pipe on described storing cavity, the one end of described heat pipe is inserted in described water tank or is attached to described water tank surface.
Further, described water tank is positioned at the side of described storing cavity, or, described water tank is positioned at the bottom of described storing cavity.
Further, described storing cavity being provided with heat-conducting plate, described heat pipe is attached on described heat-conducting plate.
Further, described heat-conducting plate is positioned on the sidewall of described storing cavity.
Further, described storing cavity is metal heat-conducting gallbladder body.
Further, described heat pipe is attached on the sidewall of described storing cavity.
Further, described vaporizer includes that multi-disc evaporation plate, described evaporation plate are arranged side by side, and described in adjacent two panels, the distance between evaporation plate is 20mm to 50mm, and the distance between described vaporizer and the sidewall of described water tank and bottom is 30mm to 50mm.
Further, described water tank is additionally provided with temperature sensor.
Further, the end during described heat pipe is inserted into described water tank is positioned at the bottom of described water tank.
The present invention also provides for a kind of refrigerating method, uses above-mentioned ice storage cooling device；Method particularly includes: intermittently electric energy feedway provides electric energy for compressor, water in water tank is freezed to form mixture of ice and water in water tank by compressor operating by vaporizer, carry out cold-storage by the ice in water tank, and the cold in water tank is delivered to the uniform refrigeration that carries out in storing cavity by heat pipe；Under interval electric energy feedway off-position, the ice in water tank continues released cold quantity, to maintain heat pipe for a long time storing cavity to be kept refrigerating state.
The ice storage cooling device of present invention offer and refrigerating method, directly the liquid in water tank is carried out by vaporizer refrigeration and forms mixture of ice and water, wherein, ice in water tank just plays the function of cold-storage, cold in water tank indirectly passes to storing cavity by heat pipe and freezes with the refrigeration cavity forming storage chamber body, owing in water tank, the range of temperature of mixture of ice and water is less, such that it is able to guarantee storing cavity can keep more stable cryogenic temperature, it is to avoid the cryogenic temperature amplitude of variation of storing cavity is excessive；Additionally, ice released cold quantity in the case of compressor power-off, in water tank so that what heat pipe can continue freezes to storing cavity, thus keep refrigerating state for a long time without using accumulator just can realize without refrigeration plant in the case of electricity, extend the refrigerating thermal-insulation time.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is some embodiments of the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation one of ice storage cooling device embodiment of the present invention；
Fig. 2 is the structural representation two of ice storage cooling device embodiment of the present invention；
Fig. 3 is the structural representation three of ice storage cooling device embodiment of the present invention.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of protection of the invention.
As shown in Figure 1, the present embodiment ice storage cooling device, including thermal-insulating body 1, intermittently electric energy feedway (not shown), compressor 2, vaporizer 3 and condenser (not shown), compressor 2, vaporizer 3 and condenser connect formation refrigerating circuit, wherein, it is additionally provided with throttling arrangement between vaporizer 3 and condenser, intermittently electric energy feedway is connected with compressor 2, the top of thermal-insulating body 1 is provided with water tank 11, thermal-insulating body 1 is additionally provided with storing cavity 12, thermal insulation board 10 it is provided with between storing cavity 12 and water tank 11, vaporizer 3 is positioned in water tank 11, heat pipe 4 it is additionally provided with on storing cavity 12, the one end of heat pipe 4 is inserted in water tank 11 or is attached to the surface of water tank 11 and carries out heat exchange.
Specifically, the present embodiment ice storage cooling device is provided with water tank 11, and water tank 11 can hold the liquid such as water for absorbing cold, as a example by storing water in water tank 11.Intermittently electric energy feedway is when providing electric energy, compressor 2 energising runs, water in water tank 11 is directly freezed by vaporizer 3 so that form frozen water admixture in water tank 11, and the cold in water tank 11 is passed in storing cavity 12 and freezed by the heat pipe 4 being inserted in water tank 11.Wherein, water tank 11 is provided with temperature sensor (not shown); temperature sensor is for detecting the temperature in water tank 11; as a example by the present embodiment ice storage cooling device, the temperature in storing cavity 12 is set in refrigerated storage temperature; then the cold-storage temperature in water tank 11 is set as-2 DEG C to 2 DEG C; i.e. when the temperature in water tank 11 reaches below-2 DEG C, compressor 2 is shut down；When more than the temperature recovery in water tank 11 to 2 DEG C, compressor 2 is started shooting, so can ensure that in the temperature in water tank 11 freezing of major part water, it is unlikely to again because solidification point is too low simultaneously, cause whole water fully charges, be possible to prevent the risk because the water fully charge in water tank 11 causes water tank 11 dilatancy to be damaged and temperature in the storing cavity 12 that may cause is too low.Additionally, affect the temperature in storing cavity 12 to set in order to avoid directly carrying out heat exchange between water tank 11 and storing cavity 12, thermal-insulating body 1 is provided with thermal insulation board 10, thermal-insulating body 1 is divided into two installation cavitys by thermal insulation board 10, water tank 11 is located therein in an installation cavity, storing cavity 12 is positioned in another installation cavity, and water tank 11 is kept apart by thermal insulation board 10 with storing cavity 12 so that the complete heat pipe of heat exchange 4 between the two completes.And utilize heat pipe 4 self-characteristic, cryogenic temperature adjusting control function in storing cavity 12 can also be realized, for heat pipe 4, generally there is minimum heat transfer temperature difference characteristic, i.e. in diabatic process, there is heat transfer temperature difference in the condensation segment of heat pipe 4 and evaporator section, when less than this temperature difference, and its heat-transfer capability rapid decrease；The factors such as minimum heat transfer temperature difference and the type of heat pipe 4, structure, working medium are relevant, can need suitably adjustment according to design.Such as: in vaccine refrigerating is applied, generally need to ensure that the refrigerated space temperature in storing cavity 12 is not less than 2 DEG C, and water tank 11 is freezing and in melting process, its temperature substantially remains in 0 DEG C.Now can design the minimum heat transfer temperature difference of heat pipe 4 is 2 DEG C, thus when the refrigerated space temperature in storing cavity 12 is down to 2 DEG C, owing to close to the minimum poor heat transfer limit value of heat pipe 4, heat pipe 4 heat exchange amount reduces, it is to avoid the generation of the too low situation of refrigerated storage space temperature in storing cavity 12 occurs.
Further, so that the cryogenic temperature in storing cavity 12 keeps uniformly, storing cavity 12 can use metal heat-conducting gallbladder body, or, heat-conducting plate 13 can be set on storing cavity 12, heat pipe 4 is attached on heat-conducting plate 13.Concrete, as a example by using heat-conducting plate 13, the cold that heat pipe 4 transmits can be discharged in storing cavity 12 by heat-conducting plate 13 more uniformly, preferably, heat pipe 4 and heat-conducting plate 13 are distributed in the upper position of storing cavity 12, heat-conducting plate 13 utilizes cold air naturally to sink and cold is introduced in storing cavity 12 by mode more uniformly that radiate, and is circulated without blower fan.
Further, vaporizer 3 includes that multi-disc evaporation plate 31, evaporation plate 31 are arranged side by side, and the distance between adjacent two panels evaporation plate 31 is 20mm to 50mm, and the distance between vaporizer 3 and the sidewall of water tank 11 and bottom is 30mm to 50mm.Concrete, evaporation plate 31 is arranged in parallel in water tank 11 at regular intervals, enhances heat exchange efficiency, and beneficially water glaciation quick, uniform carries out cold-storage.And vaporizer 3 bottom water tank 11 and surrounding keeps certain intervals, water contact with evaporation plate 31 can be made first to freeze and icing after the water that contacts with water tank 11 inner surface, process expands and deformed damaged because water congeals into ice to prevent water tank 11；Meanwhile, water the freezing and being held near 0 DEG C in melting process at ice with heat pipe 4 contact area can be made, be conducive to controlling the temperature constant of heat pipe 4 condensation segment, and then be conducive to maintaining the constant of storing cavity 12 storage inside temperature.Preferably, as in figure 2 it is shown, and in order to strengthen the heat exchanger effectiveness between heat pipe 4 and water tank 11, heat pipe 4 is inserted in the bottom of water tank 11, and heat pipe 4 is inserted in the part in water tank 11 and is obliquely installed upward, to ensure that heat pipe 4 internal working medium refluxes smoothly, recuperated cycle is made to be smoothed out.
Wherein, as it is shown in figure 1, water tank 11 and storing cavity 12 can be arranged in the inner bag of thermal-insulating body 1, water tank 11 is separated by increasing thermal insulation board 10 in inner bag with storing cavity 12, and door body 14 entirety covers in water tank 11 and storing cavity 12；Or, as in figure 2 it is shown, the inner bag that storing cavity 12 is thermal-insulating body 1, and water tank 11 is positioned at outside inner bag, door body 14 covers in storing cavity 12；Or, as it is shown on figure 3, water tank 11 is positioned at the lower section of storing cavity 12.
The present invention also provides for a kind of refrigerating method, uses above-mentioned ice storage cooling device；Method particularly includes: intermittently electric energy feedway provides electric energy for compressor, water in water tank is freezed to form mixture of ice and water in water tank by compressor operating by vaporizer, carry out cold-storage by the ice in water tank, and the cold in water tank is delivered to the uniform refrigeration that carries out in storing cavity by heat pipe；Under interval electric energy feedway off-position, the ice in water tank continues released cold quantity, to maintain heat pipe for a long time storing cavity to be kept refrigerating state.
The ice storage cooling device of present invention offer and refrigerating method, directly the liquid in water tank is carried out by vaporizer refrigeration and forms mixture of ice and water, wherein, ice in water tank just plays the function of cold-storage, cold in water tank indirectly passes to storing cavity by heat pipe and freezes with the refrigeration cavity forming storage chamber body, owing in water tank, the range of temperature of mixture of ice and water is less, such that it is able to guarantee storing cavity can keep more stable cryogenic temperature, it is to avoid the cryogenic temperature amplitude of variation of storing cavity is excessive；Additionally, ice released cold quantity in the case of compressor power-off, in water tank so that what heat pipe can continue freezes to storing cavity, thus keep refrigerating state for a long time without using accumulator just can realize without refrigeration plant in the case of electricity, extend the refrigerating thermal-insulation time.
Last it is noted that above example is only in order to illustrate technical scheme, it is not intended to limit；Although the present invention being described in detail with reference to previous embodiment, it will be understood by those within the art that: the technical scheme described in foregoing embodiments still can be modified by it, or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an ice storage cooling device, including thermal-insulating body, intermittently electric energy feedway, compressor, vaporizer and condenser, described compressor, described vaporizer and described condenser connect formation refrigerating circuit, described interval electric energy feedway is connected with described compressor, it is characterized in that, described thermal-insulating body is provided with water tank and storing cavity, it is provided with thermal insulation board between described water tank and described storing cavity, described vaporizer is positioned in described water tank, it is additionally provided with heat pipe on described storing cavity, the one end of described heat pipe is inserted in described water tank or is attached to described water tank surface.
Ice storage cooling device the most according to claim 1, it is characterised in that described water tank is positioned at the side of described storing cavity, or, described water tank is positioned at the bottom of described storing cavity.
Ice storage cooling device the most according to claim 1, it is characterised in that be provided with heat-conducting plate on described storing cavity, described heat pipe is attached on described heat-conducting plate.
Ice storage cooling device the most according to claim 3, it is characterised in that described heat-conducting plate is positioned on the sidewall of described storing cavity.
Ice storage cooling device the most according to claim 1, it is characterised in that described storing cavity is metal heat-conducting gallbladder body.
Ice storage cooling device the most according to claim 5, it is characterised in that described heat pipe is attached on the sidewall of described storing cavity.
Ice storage cooling device the most according to claim 1, it is characterized in that, described vaporizer includes multi-disc evaporation plate, described evaporation plate is arranged side by side, described in adjacent two panels, the distance between evaporation plate is 20mm to 50mm, and the distance between described vaporizer and the sidewall of described water tank and bottom is 30mm to 50mm.
Ice storage cooling device the most according to claim 1, it is characterised in that be additionally provided with temperature sensor in described water tank.
Ice storage cooling device the most according to claim 1, it is characterised in that the end that described heat pipe is inserted in described water tank is positioned at the bottom of described water tank.
10. a refrigerating method, it is characterised in that use the ice storage cooling device as described in claim 1-9 is arbitrary；Method particularly includes: intermittently electric energy feedway provides electric energy for compressor, water in water tank is freezed to form mixture of ice and water in water tank by compressor operating by vaporizer, carry out cold-storage by the ice in water tank, and the cold in water tank is delivered to the uniform refrigeration that carries out in storing cavity by heat pipe；Under interval electric energy feedway off-position, the ice in water tank continues released cold quantity, to maintain heat pipe for a long time storing cavity to be kept refrigerating state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045559.0A CN105987557A (en) | 2015-01-29 | 2015-01-29 | Ice storage-type refrigeration device and refrigeration method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510045559.0A CN105987557A (en) | 2015-01-29 | 2015-01-29 | Ice storage-type refrigeration device and refrigeration method |
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| Publication Number | Publication Date |
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| CN105987557A true CN105987557A (en) | 2016-10-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510045559.0A Pending CN105987557A (en) | 2015-01-29 | 2015-01-29 | Ice storage-type refrigeration device and refrigeration method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397279A (en) * | 2020-04-27 | 2020-07-10 | 周志民 | Central refrigerator and emergency method |
| CN111397278A (en) * | 2020-04-27 | 2020-07-10 | 周志民 | Emergency refrigerator and emergency method and deicing and water taking method |
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| CN101344344A (en) * | 2008-08-25 | 2009-01-14 | 南京大学 | Heat pipe semiconductor refrigeration and cold accumulation system |
| CN101865586A (en) * | 2010-06-11 | 2010-10-20 | 北京工业大学 | Solar photovoltaic DC cool-storage refrigerator system |
| US20120156002A1 (en) * | 2009-09-02 | 2012-06-21 | Shotaro Maruhashi | Constant-temperature storage container and transportation method |
| CN204006446U (en) * | 2014-06-10 | 2014-12-10 | 江苏翔元机电设备成套工程有限公司 | A kind of heat pipe ice-storage system for air-conditioning |
| CN104296455A (en) * | 2014-10-29 | 2015-01-21 | 中国科学技术大学 | Refrigerator with double cold accumulation chambers |
| CN204513877U (en) * | 2015-01-29 | 2015-07-29 | 青岛海尔特种电器有限公司 | Ice storage cooling device |
-
2015
- 2015-01-29 CN CN201510045559.0A patent/CN105987557A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101344344A (en) * | 2008-08-25 | 2009-01-14 | 南京大学 | Heat pipe semiconductor refrigeration and cold accumulation system |
| US20120156002A1 (en) * | 2009-09-02 | 2012-06-21 | Shotaro Maruhashi | Constant-temperature storage container and transportation method |
| CN101865586A (en) * | 2010-06-11 | 2010-10-20 | 北京工业大学 | Solar photovoltaic DC cool-storage refrigerator system |
| CN204006446U (en) * | 2014-06-10 | 2014-12-10 | 江苏翔元机电设备成套工程有限公司 | A kind of heat pipe ice-storage system for air-conditioning |
| CN104296455A (en) * | 2014-10-29 | 2015-01-21 | 中国科学技术大学 | Refrigerator with double cold accumulation chambers |
| CN204513877U (en) * | 2015-01-29 | 2015-07-29 | 青岛海尔特种电器有限公司 | Ice storage cooling device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111397279A (en) * | 2020-04-27 | 2020-07-10 | 周志民 | Central refrigerator and emergency method |
| CN111397278A (en) * | 2020-04-27 | 2020-07-10 | 周志民 | Emergency refrigerator and emergency method and deicing and water taking method |
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| CB02 | Change of applicant information |
Address after: 266555 Haier Industrial Park, Qingdao economic and Technological Development Zone, Shandong Applicant after: Qingdao Haier Bio Medical Limited by Share Ltd Address before: 266101 Haier Industrial Park, 1 Haier Road, Laoshan District, Qingdao, Shandong. Applicant before: Haier Medical and Laboratory Products Co., Ltd. |
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Application publication date: 20161005 |
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