CN202361730U - Refrigeration device having freeze-drying function - Google Patents
Refrigeration device having freeze-drying function Download PDFInfo
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- CN202361730U CN202361730U CN2011203107411U CN201120310741U CN202361730U CN 202361730 U CN202361730 U CN 202361730U CN 2011203107411 U CN2011203107411 U CN 2011203107411U CN 201120310741 U CN201120310741 U CN 201120310741U CN 202361730 U CN202361730 U CN 202361730U
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Abstract
The utility model relates to a refrigerator device comprising a refrigerating chamber, a freezing chamber, and a freeze-drying chamber arranged between the refrigerating chamber and the freezing chamber. The loop of the refrigeration system of the refrigerator successively comprises a compressor, a condenser, an anti-dew pipe, a drying filter and a solenoid valve. The solenoid valve is provided with a first refrigerant outlet, a second refrigerant outlet and a third refrigerant outlet. The first refrigerant outlet is connected with the refrigerant inlet of a freezing evaporator through a first capillary. The second and third refrigerant outlets are connected with the refrigerant inlets of a refrigerating evaporator and a freeze-drying chamber evaporator respectively through a second capillary and a third capillary. The refrigerant outlets of the refrigerating evaporator and the freeze-drying chamber evaporator are connected in parallel with each other and then are connected with the refrigerant inlet of the freezing evaporator. The refrigerant outlet of the freezing evaporator is connected with the refrigerant backflow port of the compressor after passing through a liquid storage barrel. Due to the adoption of the technical proposal of the utility model, the refrigeration device having a freeze-drying function can realize the freeze-drying function besides the functions of an existing refrigerator and an existing freezer, so that loosened porous and dried substances can be obtained.
Description
Technical field
The utility model relates to a kind of refrigerating plant, relates in particular to a kind of refrigerating plant with freeze-drying function, comprises refrigerator and refrigerator.
Background technology
Drying is to keep one of unlikely putrid and deteriorated method of material, and particularly, dry method has multiple, as dry, boil dry, oven dry, spray-drying and vacuum drying or the like, but these drying means all are to carry out more than 0 ℃ or under the higher temperature.The product of dry gained like this generally is volume-diminished, quality hardening, and oxidation has taken place some material, and some volatile composition major parts can lose; And sex change then can take place like protein, vitamin etc. in the material of some thermal sensitivity, and microorganism can lose biologos; In addition, this dried matter is difficult in water, dissolving; Therefore, compare before dried product and the drying very big difference is arranged on proterties.
Freeze-drying is different from above drying means, and the drying of product is carried out in the temperature below 0 ℃ basically, promptly under the state that freezes, carries out; Up to the later stage; So that further reduce the remaining water content of product, let product rise to the temperature more than 0 ℃, but generally be no more than 40 ℃.Particularly, freeze drying is exactly that lowering the temperature in advance is frozen into solid the material that contains large quantity of moisture; Under the condition of vacuum, make water vapour directly distil then; And in the left ice shelf when freezing of material itself, so its dry back constancy of volume, characteristic such as loose porous.This shows that freeze drying has than the better characteristic of other drying means.
Yet, well-known, refrigerating plant of the prior art, for example refrigerator and refrigerator etc. also do not carry out the function of freeze-drying (being freeze drying) to food, medicine etc.Compare with freeze-drying, adopt in the refrigerating plant of traditional cryopreservation technology food, medicine etc. all to have short, perishable, problems such as nutritional labeling runs off easily, shade deviation is bigger of storage time.Therefore, be necessary to develop a kind of refrigerating plant with freeze-drying function.
The utility model content
The purpose of the utility model provides a kind of refrigerating plant with freeze-drying function, to fill up the vacancy that does not have the similar functions product in the prior art.
In order to achieve the above object, the technical scheme of the utility model proposes a kind of refrigerator with freeze-drying function, comprises refrigerating chamber and refrigerating chamber, also comprises the cryodesiccation chamber that is located between said refrigerating chamber and the refrigerating chamber; And the refrigeration system loop of this refrigerator comprises compressor, condenser, dew eliminating tube, device for drying and filtering and the magnetic valve that connects successively; Said magnetic valve has first, second, third refrigerant outlet, and said first refrigerant outlet is connected to the refrigerant inlet of refrigerating evaporator via first capillary; The said second and the 3rd refrigerant outlet respectively via second and three capillary be connected to the refrigerant inlet of refrigeration evaporator and cryodesiccation chamber's evaporimeter, the refrigerant outlet of said refrigeration evaporator and cryodesiccation chamber's evaporimeter is connected in parallel to the refrigerant inlet of said refrigerating evaporator again; The refrigerant outlet of said refrigerating evaporator then is connected to the back flow of refrigerant mouth of said compressor.
In the above-mentioned refrigerator with freeze-drying function; Said cryodesiccation chamber evaporimeter comprises adhesive type evaporimeter and fiber tube tier rack type evaporator series; Said adhesive type evaporimeter sticks on the case courage inboard at said cryodesiccation chamber both sides and top, and said fiber tube tier rack type evaporimeter is arranged in the inner space of said cryodesiccation chamber.
In the above-mentioned refrigerator with freeze-drying function, the bottom of said cryodesiccation chamber is provided with electrical heating wire.
In the above-mentioned refrigerator with freeze-drying function, also comprise vavuum pump, said vavuum pump and said compressor are placed in respectively in the cabin of this refrigerator, and the vacuum-pumping pipeline of said vavuum pump is embedded in the foaming layer of said cryodesiccation chamber.
In the above-mentioned refrigerator with freeze-drying function, also be equipped with pressure vacuum gauge and thermometer in the said cryodesiccation chamber.
In the above-mentioned refrigerator with freeze-drying function; Said condenser is arranged between the condenser at said cryodesiccation chamber rear portion in the chamber; And be provided with electrically operated valve between chamber and the said cryodesiccation chamber between said condenser, by connecting between chamber and the cryodesiccation chamber between the switch control condenser of electrically operated valve or completely cutting off.
The technical scheme of the utility model also proposes a kind of refrigerator-freezer with freeze-drying function; Comprise open-topped case courage; Also comprise vavuum pump and electrical heating wire, and the refrigeration system loop of this refrigerator-freezer comprises compressor, condenser, device for drying and filtering, capillary and the evaporimeter that connects successively; Said vavuum pump and said compressor are placed in respectively in the cabin of this refrigerator-freezer, and said electrical heating wire is arranged at the bottom of said case courage; Said condenser is arranged between the condenser of said case courage rear side in the chamber, and is provided with electrically operated valve between chamber and the said case courage between said condenser, by connecting between chamber between the switch control condenser of electrically operated valve and the case courage or completely cutting off.
Above-mentioned refrigerator-freezer with freeze-drying function; Its evaporimeter comprises the naked pipe evaporimeter and the fiber tube tier rack type evaporimeter of series connection; Said naked pipe evaporimeter sticks on the inboard of said case courage all around, and said fiber tube tier rack type evaporimeter is fixedly installed in the inner space of said case courage.
The refrigerating plant that the utility model technical scheme provides with freeze-drying function; Can on existing refrigerator and refrigerator-freezer basis, realize the freeze-drying function; Thereby can obtain loose porous dry matter; And can get rid of the above moisture of 95%-99%, make dried product nutrient loss seldom and to be able to long preservation unlikely rotten.
Description of drawings
Fig. 1 is the refrigeration system of refrigerator loop sketch map that the utlity model has the freeze-drying function;
Fig. 2 is the ice chest refrigeration system loop sketch map that the utlity model has the freeze-drying function;
Fig. 3 the utlity model has in the refrigerating plant of freeze-drying function the structural representation of chamber between cryodesiccation chamber and condenser.
The specific embodiment
Following examples are used to explain the utility model, but are not used for limiting the scope of the utility model.
The technical scheme of the utility model proposes a kind of refrigerator with freeze-drying function, and it comprises refrigerating chamber and refrigerating chamber, also comprises the cryodesiccation chamber that is located between refrigerating chamber and the refrigerating chamber; And the refrigeration system loop of this refrigerator is as shown in Figure 1, comprises the compressor 11, condenser 12, dew eliminating tube 13, device for drying and filtering 14 and the magnetic valve 15 that connect successively.Wherein, magnetic valve 15 has first, second, third refrigerant outlet, and first refrigerant outlet is connected to the refrigerant inlet of refrigerating evaporator 171 via first capillary 161; The second and the 3rd refrigerant outlet respectively via second and three capillary 162,163 be connected to the refrigerant inlet of refrigeration evaporator 172 and cryodesiccation chamber's evaporimeter 173, the refrigerant outlet of refrigeration evaporator 172 and cryodesiccation chamber's evaporimeter 173 is connected in parallel to the refrigerant inlet of refrigerating evaporator 171 again; The refrigerant outlet of refrigerating evaporator 171 is connected to the back flow of refrigerant mouth of compressor 11 again.
From the above; The refrigeration system of refrigerator loop that the utlity model has the freeze-drying function is designed with three branch roads altogether; Specifically comprise: branch road one, successively through compressor → condenser → dew eliminating tube → device for drying and filtering → magnetic valve → capillary → refrigeration evaporator → refrigerating evaporator → compressor; Branch road two is successively through compressor → condenser → dew eliminating tube → device for drying and filtering → magnetic valve → capillary → refrigerating evaporator → compressor; Branch road three is successively through compressor → condenser → dew eliminating tube → device for drying and filtering → magnetic valve → capillary → cryodesiccation chamber's evaporimeter → refrigerating evaporator → compressor.Can realize that thus when refrigerator used the freeze-drying function, refrigerating chamber can normally freeze, when not using the freeze-drying function, cryodesiccation chamber can be used as temperature-changing chamber and uses; According to similar design, refrigerator can be used as pure refrigerator and uses when not using the freeze-drying function.
Particularly; In above-mentioned refrigerator with freeze-drying function; Cryodesiccation chamber's evaporimeter 173 comprises adhesive type evaporimeter and the series connection of fiber tube tier rack type evaporimeter two parts, and the adhesive type evaporimeter sticks on the case courage inboard at cryodesiccation chamber both sides and top, and fiber tube tier rack type evaporimeter is arranged in the inner space of cryodesiccation chamber; With the convenient article that need freeze-drying of placing, guarantee simultaneously to reach design low temperature.The bottom of cryodesiccation chamber is provided with electrical heating wire.In the above-mentioned refrigerator with freeze-drying function; Also comprise vavuum pump; Vavuum pump and compressor 11 can be placed in respectively in the cabin of this refrigerator through reasonable arrangement, and the vacuum-pumping pipeline of vavuum pump is embedded in the foaming layer of cryodesiccation chamber, so that can change after the conduit failure.In addition, also be equipped with pressure vacuum gauge and thermometer in the cryodesiccation chamber, vacuum and temperature demonstration all are integrated on the digital display board, and pressure sensor and temperature sensor are installed in the cryodesiccation chamber.
At last; As shown in Figure 3; In above-mentioned refrigerator with freeze-drying function; Condenser (claiming steam aggegation device again) 12 is arranged between the condenser at cryodesiccation chamber 21 rear portions in the chamber 22, and is provided with electrically operated valve 23 between chamber 22 and the cryodesiccation chamber 21 between condenser, and the Push And Release of electrically operated valve 23 can be controlled and connect between the chamber 22 and cryodesiccation chamber 21 between condenser or isolated.Particularly; Condenser 12 is vacuum airtight containers; At its metal adsorption face of a large surface area of set inside; The temperature of adsorption plane can drop to below-40 ℃, and can keep this low temperature consistently, thereby can make the steam that article distil out in the cryodesiccation chamber 21 freeze to be adsorbed on its metal surface.In addition, between condenser chamber 22 with and the case courage bottom of cryodesiccation chamber 21 all design drain groove so that evaporator pipeline and condenser defrost draining, pre-buried drainpipe in the casing is connected to compressor top ponding dish, so that through the caloric value of compressor it is evaporated.
Similar with the realization principle of above-mentioned refrigerator; The technical scheme of the utility model also proposes a kind of refrigerator-freezer with freeze-drying function; It comprises open-topped case courage; Also comprise vavuum pump and electrical heating wire, and the refrigeration system loop of this refrigerator-freezer is as shown in Figure 2, comprises the compressor 31, condenser 32, device for drying and filtering 33, capillary 34 and the evaporimeter 35 that connect successively; Vavuum pump (not shown) and compressor 31 distribute and are placed in the cabin of this refrigerator-freezer, and electrical heating wire then is arranged at the bottom of case courage.With reference to shown in Figure 3; Condenser 32 also can be arranged between the condenser of case courage rear side in the chamber 22; And be provided with electrically operated valve 23 between chamber 22 and the case courage (corresponding to the cryodesiccation chamber among Fig. 3 21) between condenser, the Push And Release of electrically operated valve 23 can be controlled the connection between the chamber 22 and case courage or isolated between condenser.
In the above-mentioned refrigerator-freezer with freeze-drying function; Consider that refrigerator door operated by rotary motion is at the top; Evaporimeter 35 specifically can comprise the naked pipe evaporimeter and the fiber tube tier rack type evaporimeter of series connection; The naked pipe evaporimeter sticks on the inboard of case courage all around, and fiber tube tier rack type evaporimeter then is fixedly installed in the inner space of case courage.Have the refrigerator-freezer of freeze-drying function and other parts in refrigeration system loop thereof as for present embodiment, can understand, therefore no longer give unnecessary details here with reference to above-mentioned refrigerator embodiment with freeze-drying function.
Need to prove in addition; To refrigerator that the utlity model has the freeze-drying function and refrigerator-freezer; Its control system can adopt semi-automatic programme-control; Links such as the precooling temperature of freeze-drying process, heating-up temperature all are provided with monitoring programme and warning, protection system, safe in utilization with the quality that guarantees the freeze-drying article and refrigerator with freeze-drying function and refrigerator.When using the freeze-drying function of refrigerator or refrigerator; Only need on control panel, to be provided with; Control through relevant components and parts such as magnetic valve, temperature sensors; Thereby guarantee the safe handling of equipment, avoid that too high or equipment electric leakage etc. causes the injury to the equipment or the person etc. because of the electrical heating temperature.Wherein, Refrigerator cryodesiccation chamber liner material with freeze-drying function can adopt ABS sheet material, and (heat distortion temperature is 93～118 ℃; Can in-40～100 ℃ temperature range, use), PS sheet material (melt temperature is 150-180 ℃) or aluminium alloy thin-walled metal level, the freezer liner with freeze-drying function then can adopt aluminium alloy thin-walled metal level.
In sum, the refrigerating plant that the utility model technical scheme provides with freeze-drying function, can on existing refrigerator and refrigerator-freezer basis, realize the freeze-drying function specifically including but not limited to following advantages:
1, freeze drying is carried out at low temperatures, therefore for the material particularly suitable of many thermal sensitivitys, sex change can not take place or lose biologos like protein, microorganism and so on;
When 2, dry at low temperatures, some volatile ingredients losses in the material are very little, are fit to some chemical products, medicine and food drying;
3, in freezing dry process, the effect of microbial growth and enzyme can't be carried out, and therefore can keep original proterties;
4, owing under the state that freezes, carry out drying, so volume is almost constant, has kept original structure, concentration phenomena can not take place;
5, dried matter is loose porous, is spongy, adds that dissolving almost recovers original proterties rapidly and fully immediately behind the water;
6, because drying is carried out under vacuum, oxygen is few, so the material of some easy oxidations has obtained protection;
7, drying can be got rid of the above moisture content of 95-99%, makes dry back product ability long preservation and unlikely going bad.
More than be the preferred forms of the utility model, according to the disclosed content of the utility model, those of ordinary skill in the art can obviously expect some identical, replacement schemes, all should fall into the scope of the utility model protection.
Claims (8)
1. the refrigerating plant with freeze-drying function not only comprises refrigerating chamber and refrigerating chamber, it is characterized in that also comprising the cryodesiccation chamber that is located between said refrigerating chamber and the refrigerating chamber; And the refrigeration system loop of this refrigerating plant comprises compressor, condenser, dew eliminating tube, device for drying and filtering and magnetic valve successively; Said magnetic valve has first, second, third refrigerant outlet, and said first refrigerant outlet is connected to the refrigerant inlet of refrigerating evaporator via first capillary; The said second and the 3rd refrigerant outlet respectively via second and three capillary be connected to the refrigerant inlet of refrigeration evaporator and cryodesiccation chamber's evaporimeter, the refrigerant outlet of said refrigeration evaporator and cryodesiccation chamber's evaporimeter is connected in parallel to the refrigerant inlet of said refrigerating evaporator again; The refrigerant outlet of said refrigerating evaporator then is connected to the back flow of refrigerant mouth of said compressor.
2. the refrigerating plant that has the freeze-drying function according to claim 1; It is characterized in that; Cryodesiccation chamber's evaporimeter comprises adhesive type evaporimeter and fiber tube tier rack type evaporimeter; Said adhesive type evaporimeter sticks on the case courage inboard at said cryodesiccation chamber both sides and top, and said fiber tube tier rack type evaporimeter is arranged in the inner space of said cryodesiccation chamber two parts evaporator series.
3. have the refrigerating plant of freeze-drying function according to claim 1 or claim 2, it is characterized in that, the bottom of said cryodesiccation chamber is provided with electrical heating wire.
4. the refrigerating plant that has the freeze-drying function according to claim 1; It is characterized in that; Also comprise vavuum pump, said vavuum pump and said compressor are placed in respectively in the cabin of this refrigerating plant, and the vacuum-pumping pipeline of said vavuum pump is embedded in the foaming layer of said cryodesiccation chamber.
5. like claim 2 or 4 said refrigerating plants, it is characterized in that, also be equipped with pressure vacuum gauge and thermometer in the said cryodesiccation chamber with freeze-drying function.
6. the refrigerating plant that has the freeze-drying function according to claim 1; It is characterized in that; Said condenser is arranged between the condenser at said cryodesiccation chamber rear portion in the chamber; And be provided with electrically operated valve between chamber and the said cryodesiccation chamber between said condenser, by connecting between chamber and the cryodesiccation chamber between the switch control condenser of electrically operated valve or completely cutting off.
7. refrigerating plant with freeze-drying function; Comprise open-topped case courage; It is characterized in that, also comprise vavuum pump and electrical heating wire, and the refrigeration system loop of this refrigerating plant comprises compressor, condenser, device for drying and filtering, capillary and evaporimeter successively; Said vavuum pump and said compressor are placed in respectively in the cabin of this refrigerating plant, and said electrical heating wire is arranged at the bottom of said case courage; Said condenser is arranged between the condenser of said case courage rear side in the chamber, and is provided with electrically operated valve between chamber and the case courage between condenser, by connecting between chamber between the switch control condenser of electrically operated valve and the case courage or completely cutting off.
8. the refrigerating plant that has the freeze-drying function like claim 7; It is characterized in that; Said evaporimeter comprises the naked pipe evaporimeter and the fiber tube tier rack type evaporimeter of series connection; Said naked pipe evaporimeter sticks on the inboard of said case courage all around, and said fiber tube tier rack type evaporimeter is fixedly installed in the inner space of said case courage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203107411U CN202361730U (en) | 2011-08-23 | 2011-08-23 | Refrigeration device having freeze-drying function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203107411U CN202361730U (en) | 2011-08-23 | 2011-08-23 | Refrigeration device having freeze-drying function |
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| Publication Number | Publication Date |
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| CN202361730U true CN202361730U (en) | 2012-08-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011203107411U Expired - Fee Related CN202361730U (en) | 2011-08-23 | 2011-08-23 | Refrigeration device having freeze-drying function |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374724A (en) * | 2011-08-23 | 2012-03-14 | 中韩科技有限公司 | Refrigerating plant with freeze-drying function |
| CN110160309A (en) * | 2019-05-28 | 2019-08-23 | 长虹美菱股份有限公司 | A kind of refrigeration air duct for refrigerator system and its control method |
-
2011
- 2011-08-23 CN CN2011203107411U patent/CN202361730U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102374724A (en) * | 2011-08-23 | 2012-03-14 | 中韩科技有限公司 | Refrigerating plant with freeze-drying function |
| CN102374724B (en) * | 2011-08-23 | 2015-04-29 | 中韩科技有限公司 | Refrigerating plant with freeze-drying function |
| CN110160309A (en) * | 2019-05-28 | 2019-08-23 | 长虹美菱股份有限公司 | A kind of refrigeration air duct for refrigerator system and its control method |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120801 Termination date: 20150823 |
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| EXPY | Termination of patent right or utility model |