CN110313515A - Dry vegetables and fruits piece making method - Google Patents
Dry vegetables and fruits piece making method Download PDFInfo
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- CN110313515A CN110313515A CN201810275039.2A CN201810275039A CN110313515A CN 110313515 A CN110313515 A CN 110313515A CN 201810275039 A CN201810275039 A CN 201810275039A CN 110313515 A CN110313515 A CN 110313515A
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- Prior art keywords
- vegetables
- fruits
- piece
- dry
- vacuum drier
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Classifications
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/02—Dehydrating; Subsequent reconstitution
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/04—Freezing; Subsequent thawing; Cooling
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23B—PRESERVING, e.g. BY CANNING, MEAT, FISH, EGGS, FRUIT, VEGETABLES, EDIBLE SEEDS; CHEMICAL RIPENING OF FRUIT OR VEGETABLES; THE PRESERVED, RIPENED, OR CANNED PRODUCTS
- A23B7/00—Preservation or chemical ripening of fruit or vegetables
- A23B7/14—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10
- A23B7/144—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor
- A23B7/148—Preserving or ripening with chemicals not covered by groups A23B7/08 or A23B7/10 in the form of gases, e.g. fumigation; Compositions or apparatus therefor in a controlled atmosphere, e.g. partial vacuum, comprising only CO2, N2, O2 or H2O
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
- A23L5/27—Removal of unwanted matter, e.g. deodorisation or detoxification by chemical treatment, by adsorption or by absorption
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS, OR NON-ALCOHOLIC BEVERAGES, NOT COVERED BY SUBCLASSES A21D OR A23B-A23J; THEIR PREPARATION OR TREATMENT, e.g. COOKING, MODIFICATION OF NUTRITIVE QUALITIES, PHYSICAL TREATMENT; PRESERVATION OF FOODS OR FOODSTUFFS, IN GENERAL
- A23L5/00—Preparation or treatment of foods or foodstuffs, in general; Food or foodstuffs obtained thereby; Materials therefor
- A23L5/20—Removal of unwanted matter, e.g. deodorisation or detoxification
- A23L5/27—Removal of unwanted matter, e.g. deodorisation or detoxification by chemical treatment, by adsorption or by absorption
- A23L5/276—Treatment with inorganic compounds
-
- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23N—MACHINES OR APPARATUS FOR TREATING HARVESTED FRUIT, VEGETABLES OR FLOWER BULBS IN BULK, NOT OTHERWISE PROVIDED FOR; PEELING VEGETABLES OR FRUIT IN BULK; APPARATUS FOR PREPARING ANIMAL FEEDING- STUFFS
- A23N12/00—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts
- A23N12/02—Machines for cleaning, blanching, drying or roasting fruits or vegetables, e.g. coffee, cocoa, nuts for washing or blanching
Abstract
The invention discloses a kind of dry vegetables and fruits piece making methods, the step of it is using the fabrication schedules such as clean, slice, rapid freezing, vacuum drying, multistage heating, vegetables and fruits can be made to be dehydrated completely in drying process and retain enzyme activity, nutrition, appearance and the mouthfeel of dry vegetables and fruits all can completely be presented；The wherein main step of the manufacturing method are as follows: slice program is executed to vegetables and fruits using slicer, then vegetables and fruits piece is placed in refrigerator and pours into inert gas, freezes vegetables and fruits piece in urgency and forms ice crystal vegetables and fruits piece under operation；Ice crystal vegetables and fruits piece is placed in vacuum drier and executes two-period form and vacuumizes operation；Four-part form heating operation is carried out to the chamber of vacuum drier, uses and periodically ice crystal vegetables and fruits piece is heated, enables the distillation gasification of ice crystal vegetables and fruits piece；It adsorbs in chamber by condenser pipe because of aqueous vapor caused by gasification；And the temperature of default whether is reached using temperature sensor detecting vegetables and fruits, if so, completing the dry operation of vegetables and fruits.
Description
Technical field
The invention relates to the manufacturing methods that a kind of vegetables and fruits are done, and can be cut by slicer in particular to one kind
After piece, dry vegetables and fruits are made to keep its original flavor and nutrition, while can deposit long and provide the preferable diet mouth of consumer
The drying vegetables and fruits piece making method of sense.
Background technique
Taiwan abounds with various superior in quality vegetables and fruits, and yield is plentiful and substantial and quality-high and inexpensive, if want also taste in non-production season, or
When being that vegetables and fruits abound with excessive, vegetables and fruits are made vegetables and fruits and done by one of preferably preserving type.
As shown in Figure 1, general traditional drying vegetables and fruits piece making method, the vegetables and fruits after cleaning are placed in by hard material
In the container containing constituted, such as cleaning step S1；Then, low temperature drying step S2 is executed, it will in the way of low temperature drying
Air evaporation in container containing excludes；Finally, vegetables and fruits are sealed in the splendid attire using closing cap by as sealing step S3
Container is to complete packaging operation.
It is done although vegetables and fruits can be dried to vegetables and fruits by above-mentioned known manufacturing method, has the disadvantage that 1, product mouthfeel
More stiff dry mouth, loses the delicate flavour of its original vegetables and fruits.2, complete nutritional ingredient and complexion can not be retained (such as: protein, dimension
His life, nutrient for plants etc.).3, the prior art method can not be such that the moisture content in vegetables and fruits is completely exhausted out in low temperature drying operation, and
And moisture content discharged in vegetables and fruits liquefies and goes out, and the water electrode of part liquefaction output, which may return, to be adsorbed on vegetables and fruits, and such one
It is unfavorable to deposit long by mould easy to breed.
Summary of the invention
The problem of in view of above-mentioned prior art, the object of the invention is to dry vegetables and fruits piece can be made to keep providing one kind
Its original flavor and nutrition, while can deposit long and the drying vegetables and fruits piece manufacturer of the preferable diet mouthfeel of consumer is provided
Method.
Purpose according to the present invention proposes a kind of dry vegetables and fruits piece making method, includes at least the following steps: using cutting
Piece machine executes slicing step to vegetables and fruits；Vegetables and fruits after slice are placed on trolley, then vegetables and fruits piece are placed in together with trolley cold
Step in jelly machine；The step of inert gas is poured into refrigerator, to exclude includes the gas of oxygen in refrigerator；Start cold
Jelly machine makes vegetables and fruits piece form ice crystal state under rapid freezing operation, the step of to form ice crystal vegetables and fruits piece；By ice crystal vegetables and fruits piece
The step being placed in together with trolley in vacuum drier；Starting vacuum drier is to execute the operation of vacuumizing of two-period form
Step；Four-part form heating operation is carried out using coil pipe set in trolley, it, can through the chamber of heating vacuum drier
Periodically ice crystal vegetables and fruits piece is heated, enables the step of distillation of ice crystal vegetables and fruits piece is gasifies；By institute in vacuum drier
If condenser pipe adsorb the step of ice crystal vegetables and fruits piece is through aqueous air caused by distillation gasification；And it is detectd using temperature sensor
The vegetables and fruits piece temperature of vacuum drier is surveyed, if temperature sensor shows temperature of the vegetables and fruits piece up to default, that is, completes the dry work of vegetables and fruits
The step of industry.
In above-mentioned manufacture, wherein the slicing step further includes the following steps: vegetables and fruits are placed in slicer；Using cutting
Piece machine executes peeling step to vegetables and fruits；Stoning step is executed to vegetables and fruits using slicer；And vegetables and fruits execution is cut using slicer
Piece step.
In above-mentioned manufacture, when refrigerator starting when, using cold coal and fan apparatus by the temperature in refrigerator rapidly
Decline, so that environment rapid freezing of the vegetables and fruits piece between -40 to -60 °C, the step of to form ice crystal vegetables and fruits state.
In above-mentioned manufacture, wherein the refrigerator preset time was between 6 to 10 hours, to form ice crystal vegetables and fruits state
Step.
In above-mentioned manufacture, wherein the two-period form vacuumizes operation when the first stage vacuumizing operation, and vacuum is done
Bulk gas extraction in dry machine, the first stage vacuumize activity duration maintenance 1 to 3 hour；Second stage vacuumizes operation
When, the residual gas of vacuum drier is fully drawn out, which vacuumizes activity duration maintenance 1 to 3 hour.
In above-mentioned manufacture, wherein the coil pipe carries out four-part form heating operation when heating the first stage, vacuum drying
The temperature of the chamber of machine is promoted between -10 to 10 °C and maintains 3 to 7 hours；When coil pipe is heated in second stage, vacuum is dry
The temperature of the chamber of dry machine is promoted between 15 to 20 °C and maintains 3 to 7 hours；When coil pipe in the phase III heat when, vacuum
The temperature of the chamber of drying machine is promoted between 25 to 30 °C and maintains 3 to 7 hours；When coil pipe is heated in fourth stage, very
The step of temperature of the chamber of empty drying machine is promoted between 35 to 40 °C and maintains 3 to 7 hours.
In above-mentioned manufacture, before vegetables and fruits piece is placed in refrigerator, more includes at least the following steps: vegetables and fruits are placed in
Rinsing Area, to carry out first time washing and cleaning operation；Vegetables and fruits are placed in calcium from sink, to carry out second of cleaning and sterilize for the first time
Operation；Vegetables and fruits are placed in ozone sink, to carry out third time cleaning and second of sterilization process；Vegetables and fruits are placed in the inverse infiltration of RO
Permeable slot, to carry out the 4th washing and cleaning operation；And vegetables and fruits are dried up through blowing-dry apparatus.
In above-mentioned manufacture, after the completion of vegetables and fruits piece drying operation, the following steps are more included at least: by the vegetable after drying
Chankings is placed in packing machine；Vegetables and fruits piece after drying is subjected to weighing stacking and is placed into bag body；Inert gas is poured into bag body to fill
It fills out；And bag body is sealed.
In above-mentioned manufacture, coil pipe by hot water inject in the way of carry out four-part form heating operation.
In above-mentioned manufacture, wherein the inert gas is nitrogen.
In above-mentioned manufacture, wherein further including the following steps after the completion of vegetables and fruits piece drying operation: when vacuum drying and
After heating schedule, can automatic or manual open vacuum drier gathering ground sprinkler system, start to carry out condenser pipe
Ice-melt operation, and water is allowed to flow out through rhone.
From the above, drying vegetables and fruits piece making method of the invention is mainly added using rapid freezing, vacuum drying, multistage
The fabrication schedules such as heat make dry vegetables and fruits, can effectively achieve following effect: 1, dry vegetables and fruits can retain original complete
Nutritional ingredient and complexion, such as protein, vitamin, nutrient for plants etc..2. vegetables and fruits original flavor color and delicate flavour can be retained.3.
Moisture content all in vegetables and fruits can be effectively excluded, mould is can avoid and breeds, be conducive to long-term preservation.
Detailed description of the invention
Fig. 1 is the flow chart of the drying vegetables and fruits piece making method of known techniques.
Fig. 2 is the first pass figure of drying vegetables and fruits piece making method of the invention.
Fig. 3 is the second flow chart of drying vegetables and fruits piece making method of the invention.
Fig. 4 is the flow chart of performed vegetables and fruits slicing step in drying vegetables and fruits piece making method of the invention.
Fig. 5 is the flow chart of performed vegetables and fruits cleaning step in drying vegetables and fruits piece making method of the invention.
Fig. 6 is the flow chart of performed vegetables and fruits rapid freezing program step in drying vegetables and fruits piece making method of the invention.
Fig. 7 is the flow chart that performed vegetables and fruits are dried in vacuo program step in drying vegetables and fruits piece making method of the invention.
Fig. 8 is the flow chart of performed coil pipe four-part form heating stepses in drying vegetables and fruits piece making method of the invention.
Fig. 9 is the flow chart of performed vegetables and fruits packet assembler step in drying vegetables and fruits piece making method of the invention.
Figure number explanation:
S1 cleaning step
S2 low temperature drying step
S3 sealing step
S10 cleaning and sterilisation step
S101 Rinsing Area is put into vegetables and fruits step
S102 enters calcium from sink and carries out cleaning and sterilisation step
S103 enters ozone sink and carries out cleaning and sterilisation step
S104 enters RO reverse osmosis sink and cleans step
S11 dries up step
S12 slicing step
S121 is placed in vegetables and fruits step
S122 peeling step
S123 is enucleated step
S124 slicing step
S125 completes slicing step
S20 rapid freezing step
S201 vegetables and fruits are placed in freezing step
S2011 closes refrigerator gate step
S202 pours into inert gas step
S203 forms ice crystal vegetables and fruits step
S204 freezes a preset time step
S30 vacuum drying step
S301 ice crystal vegetables and fruits are placed in vacuum drier step
S3011 closes vacuum drier gate step
S302 two-period form vacuum step
S3021 first stage vacuum step
S3022 second stage vacuum step
S303 coil pipe four-part form heating stepses
S3031 first stage heating stepses
S3032 second stage heating stepses
S3033 phase III heating stepses
S3034 fourth stage heating stepses
The refrigeration step of S304 condenser pipe
S305 forms dry vegetables and fruits step
S306 temperature sensor constant temperature step
S40 packaging step
S401 is dry, and vegetables and fruits are placed in packing machine step
S402 weighing stacking is placed into bag body step
S403 pours into inert gas filling step
S404 sealing bags step.
Specific embodiment
Referring to Fig. 2, it is the first pass figure of drying vegetables and fruits piece making method of the invention.Drying vegetables and fruits of the invention
Piece making method mainly utilizes the fabrication schedules such as rapid freezing, vacuum drying, multistage heating, makes vegetables and fruits reachable in drying process
To the effect of being dehydrated completely and retain enzyme activity；Wherein, the brief step of the first pass of the dry vegetables and fruits piece making method
Suddenly include: vegetables and fruits cleaning and sterilisation step S10: being subjected to four cleanings and re-pasteurization operation；Slicing step S12: using cutting
Piece machine executes slicing step to vegetables and fruits；It pours into inert gas step S202: pouring into inert gas in refrigerator, whereby by oxygen
The gases such as gas, air discharge, carry out it is fresh-keeping, caused during can effectively avoid rapid freezing vegetables and fruits leads to the problem of go bad；
Rapid freezing step S20: rapid freezing is carried out to vegetables and fruits, vegetables and fruits are formed into solid ice crystal vegetables and fruits；Vacuum drying step S30:
Operation and four-part form coil pipe heating stepses are vacuumized through two-period form, using the water sublimed in ice crystal vegetables and fruits is aqueous sky
Gas, so that ice crystal vegetables and fruits form dry vegetables and fruits；Finally, packaging step S40: dry vegetables and fruits are carried out packaging operation.
Referring to Fig. 3, it is the second flow chart of drying vegetables and fruits piece making method of the invention.Wherein, the dry vegetable
The brief step of the second procedure of chankings manufacturing method includes: cleaning and sterilisation step S10: vegetables and fruits are carried out four cleanings and two
The operation of secondary sterilization；Dry up step S11: the step of vegetables and fruits cleaned are dried up；Slicing step S12: slicer is utilized
Slicing step is executed to vegetables and fruits；Vegetables and fruits are placed in freezing step S201: by the freezing step of vegetables and fruits merging refrigerator；Pour into indifferent gas
Body step S202: pour into inert gas carried out in refrigerator it is fresh-keeping；Rapid freezing step S20: cold full of inert gas
The step of vegetables and fruits in jelly machine, progress rapid freezing；Vegetables and fruits form ice crystal vegetables and fruits step S203: making through the mode of rapid freezing
It obtains vegetables and fruits and forms ice crystal vegetables and fruits；Ice crystal vegetables and fruits are placed in vacuum drier step S301: by ice crystal vegetables and fruits merging vacuum drier
Step；Two-period form vacuum step S302: starting vacuum drier simultaneously executes the step of two-period form vacuumizes operation；Four sections of coil pipe
Formula heating stepses S303: using coil pipe to ice crystal vegetables and fruits carry out first stage heating, second stage heating, the phase III heating with
And the step of fourth stage heating；The refrigeration step S304 of condenser pipe: it is heated through the four-part form of coil pipe, makes the water of ice crystal vegetables and fruits
Point be sublimed into aqueous air, and using the refrigeration of condenser pipe to adsorb aqueous vapor the step of；Form dry vegetables and fruits step S305: sense
Temperature meter constant temperature, forms dry vegetables and fruits after temperature arrival；Dry vegetables and fruits packaging step S40: dry vegetables and fruits are packed.
Again referring to Fig. 4, being the flow chart of performed vegetables and fruits slicing step in drying vegetables and fruits piece making method of the invention.
Wherein slicing step S12 has further included the following steps: merging vegetables and fruits step S121: vegetables and fruits queuing is placed in and is cut in platform machine,
It can quickly and accurately carry out slice operation；Peeling step S122: the vegetables and fruits (such as: banana, dragon fruit etc.) that needs are removed the peel
It is placed in slicer, carries out peeling step；Stoning step S123: the vegetables and fruits (such as: apple etc.) that needs are enucleated are placed in
In slicer, stoning step is carried out；Slicing step S124: the vegetables and fruits removed the peel, be enucleated are subjected to slicing step；Finally, completing
Slicing step S125: the program of slicing step is so completed；Wherein stoning step S123 and slicing step S124, also can be saturating
The advantages such as stoning and slice effectiveness can be reached simultaneously by crossing special tool.
Again referring to Fig. 5, before vegetables and fruits are wherein placed in refrigerator, need to vegetables and fruits be carried out with cleaning and sterilisation step S10, in detail
For include at least the following steps, as shown in Figure 5: Rinsing Area is put into vegetables and fruits step S101: vegetables and fruits are placed in Rinsing Area, into
Row first time washing and cleaning operation；From sink and cleaning and sterilisation step S102 are carried out into calcium: by the vegetable after progress first time cleaning
Fruit is sent to by conveyer belt is placed in calcium from sink, to carry out second of cleaning and first time sterilization process；Into ozone sink
And carry out cleaning and sterilisation step S103: vegetables and fruits through calcium from being sent to ozone sink via conveyer belt again after water washed, to carry out the
Cleaning and second of sterilization process three times；Clean step S104 into RO reverse osmosis sink: vegetables and fruits are saturating again after ozone is water washed
It crosses conveyer belt and is sent to RO reverse osmosis sink, to carry out the 4th washing and cleaning operation；It dries up step S11: completing four washing and cleaning operations
And after secondary sterilization process, vegetables and fruits is allowed to enter drying area with conveyer belt, to dry up vegetables and fruits through blowing-dry apparatus, so i.e.
Complete the program of cleaning step.
Again as shown in fig. 6, it is performed vegetables and fruits rapid freezing program in drying vegetables and fruits piece making method of the invention
Flow chart, wherein rapid freezing step S20 is further included: vegetables and fruits are placed in quick freezing machine step S201: after cleaning and sterilization
Vegetables and fruits are placed in one by one on the metal dish of trolley, then vegetables and fruits are placed in refrigerator together with trolley；Close refrigerator gate step
Rapid S2011: the gate of refrigerator is subjected to closing manually or automatically；It pours into inert gas step S202: inert gas is filled
Enter in refrigerator, to exclude the gas in refrigerator comprising oxygen through inert gas, in order to avoid vegetables and fruits oxidation or rotten, in turn
Have the function that fresh-keeping；Rapid freezing step S20: starting refrigerator, by cold coal and fan apparatus by the temperature in refrigerator
Dramatic decrease, to carry out rapid freezing operation to vegetables and fruits；It freezes a preset time step S204: allowing vegetables and fruits at -40 to -60 °C
Rapid freezing operation in 6 to 10 hours is carried out under environment；Form ice crystal vegetables and fruits step S203: the urgency that -40 to -60 °C of vegetables and fruits transmission
Quickly cooling, which is frozen, forms ice crystal vegetables and fruits under environment work, in this way, completing the program of rapid freezing step.
Again referring to Fig. 7, it is dried in vacuo program for vegetables and fruits performed in drying vegetables and fruits piece making method of the invention
Flow chart, wherein vacuum drying step S30 is further includeed: ice crystal vegetables and fruits are placed in vacuum drier step S301: by ice
Brilliant vegetables and fruits are placed in vacuum drier together with trolley；It closes vacuum drier gate step S3011: closing the lock of vacuum drier
Door is manually or automatically closed；First stage vacuum step S3021: starting vacuum drier is taken out very with executing the first stage
Idle job extracts the bulk gas of the chamber of vacuum drier out, the first stage vacuumize the activity duration be able to maintain that 1 to
3 hours；Second stage vacuum step S3022: executing second segment and vacuumize operation, and the residual gas of vacuum drier is complete
Extraction, which vacuumizes the activity duration and is able to maintain that 1 to 3 hour, to improve vacuum degree and maintain vacuum environment；Disk
Pipe four-part form heating stepses S303: injecting hot water using hollow coil pipe supplying hot water slot set in trolley, so that having hot water stream
Dynamic coil pipe can carry out the operation of first stage heating, second stage heating, phase III heating and fourth stage heating to rise
The chamber of warm vacuum drier periodically heats ice crystal vegetables and fruits by four, enables ice crystal distillation gasification；Condenser pipe refrigeration
Step S304: condenser pipe set by the gathering ground using vacuum drier injects to provide condensing agent, so that vacuum drier
The environment of gathering ground becomes low temperature environment, and then adsorbs ice crystal vegetables and fruits through aqueous sky caused by distillation gasification by condenser pipe
The advantages such as gas, can avoid vegetables and fruits when removing water whereby, and moisture content return is adsorbed on vegetables and fruits；Temperature sensor constant temperature step S306: it utilizes
Temperature sensor detects the vegetables and fruits temperature being placed on metal dish, can effectively avoid influencing caused by the disconnected heat of vacuum, effectively reach
The advantage of white drying；Form dry vegetables and fruits step S305: if temperature sensor shows temperature of the vegetables and fruits up to default, i.e. completion vegetables and fruits are dry
Dry operation procedure.
Among the above, referring again to Fig. 8 is asked, wherein coil pipe four-part form heating stepses S303 is specifically further included with the first rank
Section heating stepses S3031: when the coil pipe of trolley is heated in first segment, the temperature of the chamber of vacuum drier be promoted to -10 to
Between 10 °C and maintain 3 to 7 hours；Second stage heating stepses S3032: when coil pipe is heated in second stage, vacuum drying
The temperature of the chamber of machine is promoted between 15 to 20 °C and maintains 3 to 7 hours；Phase III heating stepses S3033: when coil pipe in
When phase III heats, the temperature of the chamber of vacuum drier is promoted between 25 to 30 °C and maintains 3 to 7 hours；And the
Four stage heating stepses S3034: when coil pipe in fourth stage heat when, the temperature of the chamber of vacuum drier be promoted to 35 to
Between 40 °C and 3 to 7 hours step programs are maintained, so complete the program of coil pipe four-part form heating stepses.
Among the above, after vacuum drying and heating schedule, can automatic or manual open vacuum drier gathering ground
Sprinkler system, start carry out condenser pipe ice-melt operation, and allow water through rhone outflow.
Again referring to Fig. 9, it is the process of performed vegetables and fruits packet assembler in drying vegetables and fruits piece making method of the invention
Figure, wherein the packaging step 40 further includes the following steps: dry vegetables and fruits merging packing machine step S401: the vegetables and fruits after drying being set
Enter packing machine and is ready for packaging operation；Weighing stacking is placed into bag body step S402: the vegetables and fruits after drying are carried out weighing point
Heap is placed into bag body；It pours into inert gas filling step S403: pouring into inert gas filling in bag body, reach lasting guarantor whereby
Fresh advantage；Sealing bags step S404: bag body is sealed operation；Complete packaging step S405: after the completion of sealing
Terminate the packet assembler of dry vegetables and fruits.
Specifically, drying vegetables and fruits piece making method of the invention has following advantages.
1, inert gas simultaneously is injected simultaneously to exclude the gas with oxygen using rapid freezing operation, can avoid vegetables and fruits oxygen
Change or rotten, dry vegetables and fruits is enable completely to retain original nutrition, complexion, color and delicate flavour.
2, it is vacuumized using multistage and multistage heating program, the moisture content in vegetables and fruits can be effectively removed, meanwhile, ice crystal state
Vegetables and fruits distil when water is removed in heating to gasify rather than liquefies, adsorbable because of aqueous vapor caused by gasification using condenser pipe, avoids moisture content
Return is adsorbed in vegetables and fruits, thus, it can be ensured that the vegetables and fruits after dry are conducive to long-term preservation without moisture content.
Claims (10)
1. a kind of dry vegetables and fruits piece making method, which is characterized in that include at least the following steps:
Slicing step is executed to vegetables and fruits using slicer；
Vegetables and fruits after slice are placed on trolley, then vegetables and fruits piece is placed in together with trolley to the step in refrigerator；
The step of inert gas is poured into refrigerator, to exclude includes the gas of oxygen in refrigerator；
Start refrigerator, vegetables and fruits piece is made to form ice crystal state under rapid freezing operation, the step of to form ice crystal vegetables and fruits piece；
Step ice crystal vegetables and fruits piece being placed in together with trolley in vacuum drier；
Start vacuum drier to execute the step of vacuumizing operation of two-period form；
Four-part form heating operation is carried out using coil pipe set in trolley, it, can through the chamber of heating vacuum drier
Periodically ice crystal vegetables and fruits piece is heated, enables the step of distillation of ice crystal vegetables and fruits piece is gasifies；
Ice crystal vegetables and fruits piece is adsorbed by condenser pipe set in vacuum drier through air aqueous caused by distillation gasification
The step of；And
Using the vegetables and fruits piece temperature of temperature sensor detecting vacuum drier, if temperature sensor shows temperature of the vegetables and fruits piece up to default, i.e.,
The step of completing the operation of vegetables and fruits drying.
2. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that the slicing step comprises the steps of
Vegetables and fruits are placed in slicer；
Peeling step is executed to vegetables and fruits using slicer；
Stoning step is executed to vegetables and fruits using slicer；And
Slicing step is executed to vegetables and fruits using slicer.
3. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that when the refrigerator starts, utilize cold coal
And fan apparatus allows the temperature dramatic decrease in the refrigerator, so that environment of the vegetables and fruits piece between -40 to -60 °C is rapidly cold
Freeze, the preset time of the refrigerator was between 6 to 10 hours, the step of to form ice crystal vegetables and fruits piece.
4. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that the two-period form vacuumizes operation in first
When stage vacuumizes operation, by vacuum drier bulk gas extract out, the first stage vacuumize the activity duration maintain 1 to
3 hours；When second stage vacuumizes operation, the residual gas of vacuum drier is fully drawn out, which vacuumizes work
The industry time maintains 1 to 3 hour.
5. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that the coil pipe carries out four-part form heating operation
When first stage heating, the temperature of the chamber of vacuum drier is promoted between -10 to 10 °C and maintains 3 to 7 hours；Work as disk
When second stage heats, the temperature of the chamber of vacuum drier is promoted between 15 to 20 °C and maintains 3 to 7 hours pipe；When
When heating the phase III, the temperature of the chamber of vacuum drier is promoted between 25 to 30 °C and maintains 3 to 7 hours coil pipe；
When coil pipe is heated in fourth stage, the temperature of the chamber of vacuum drier is promoted between 35 to 40 °C and maintains 3 to 7 hours
The step of.
6. claim 1 to 5 it is any as described in drying vegetables and fruits piece making method, which is characterized in that by vegetables and fruits piece be placed in it is cold
Before jelly machine, the following steps are included at least:
Vegetables and fruits are placed in Rinsing Area, to carry out first time washing and cleaning operation；
Vegetables and fruits are placed in calcium from sink, to carry out second of cleaning and first time sterilization process；
Vegetables and fruits are placed in ozone sink, to carry out third time cleaning and second of sterilization process；
Vegetables and fruits are placed in RO reverse osmosis sink, to carry out the 4th washing and cleaning operation；And
Vegetables and fruits are dried up through blowing-dry apparatus.
7. claim 1 to 5 it is any as described in drying vegetables and fruits piece making method, which is characterized in that make vegetables and fruits piece is dry
After the completion of industry, the following steps are included at least:
Vegetables and fruits piece after drying is placed in packing machine；
Vegetables and fruits piece after drying is subjected to weighing stacking and is placed into bag body；
Inert gas filling is poured into bag body；And
Bag body is sealed.
8. dry vegetables and fruits piece making method as claimed in claim 1 or 5, which is characterized in that the coil pipe utilizes injection hot water
Mode carries out the step of four-part form heating operation.
9. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that the inert gas is nitrogen.
10. dry vegetables and fruits piece making method as described in claim 1, which is characterized in that after the completion of vegetables and fruits drying operation, packet
Containing the following steps: after the vacuum drying and heating schedule, can automatic or manual open the gathering ground of vacuum drier and spill
Water system starts the ice-melt operation for carrying out condenser pipe, and water is allowed to flow out through rhone.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810275039.2A CN110313515A (en) | 2018-03-30 | 2018-03-30 | Dry vegetables and fruits piece making method |
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| CN201810275039.2A CN110313515A (en) | 2018-03-30 | 2018-03-30 | Dry vegetables and fruits piece making method |
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| CN110313515A true CN110313515A (en) | 2019-10-11 |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889603A (en) * | 2010-07-23 | 2010-11-24 | 连云港口福食品有限公司 | Production process of freeze-dried burdock |
| CN105248626A (en) * | 2015-11-20 | 2016-01-20 | 韩山师范学院 | Processing method for inhibiting browning of dried fruit slices |
| CN107736545A (en) * | 2017-10-27 | 2018-02-27 | 云南师宗凤凰谷食品有限责任公司 | A kind of vacuum freeze-drying method of food and medicine rhizome |
-
2018
- 2018-03-30 CN CN201810275039.2A patent/CN110313515A/en not_active Withdrawn
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889603A (en) * | 2010-07-23 | 2010-11-24 | 连云港口福食品有限公司 | Production process of freeze-dried burdock |
| CN105248626A (en) * | 2015-11-20 | 2016-01-20 | 韩山师范学院 | Processing method for inhibiting browning of dried fruit slices |
| CN107736545A (en) * | 2017-10-27 | 2018-02-27 | 云南师宗凤凰谷食品有限责任公司 | A kind of vacuum freeze-drying method of food and medicine rhizome |
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