CN107543372A - A kind of fast vacuum freeze drying plant - Google Patents
A kind of fast vacuum freeze drying plant Download PDFInfo
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- CN107543372A CN107543372A CN201710609440.0A CN201710609440A CN107543372A CN 107543372 A CN107543372 A CN 107543372A CN 201710609440 A CN201710609440 A CN 201710609440A CN 107543372 A CN107543372 A CN 107543372A
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- refrigerant
- dry storehouse
- refrigerating evaporator
- refrigeration compressor
- liquid heater
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Abstract
The present invention provides a kind of fast vacuum freeze drying plant, including refrigeration compressor set, the refrigerant being connected with refrigeration compressor set returns liquid heater, the high pressure admission mouth of refrigeration compressor set is connected with gas-liquid separator, the high-pressure exhaust of refrigeration compressor set is connected with oil eliminator I, heating tank is serially connected with bye-pass between oil eliminator I and valve IV, heating tank is connected with condensation reservoir 1, refrigerant returns liquid heater and is connected with dry storehouse, dry storehouse is connected with gas-liquid separator, the connection of present apparatus structure is rationally succinct, simple and convenient operation and maintenance, valve is provided with each junction, improve the controllability of device, dredge overall structure more smooth, drying efficiency is high, and energy utilization rate is high.
Description
Technical field
The present invention relates to a kind of drying device, and in particular to a kind of fast vacuum freeze drying plant.
Background technology
Vacuum freeze drying is referred to as lyophilized, is in relatively low temperature by wet stock or solution（- 10 DEG C~-50 DEG C）Lower jelly
Form solid-state, then in vacuum（1.3~13 pas）Under moisture therein is directly sublimed into gaseous state without liquid, finally make material
The dry technology of dehydration.China is production of raw medicine big country, therefore the technology application prospect is very wide.
Water has three kinds of solid-state, liquid, gaseous state state phases.Phase Equilibrium theory in thermodynamics, with the reduction of pressure, water
Freezing point change is little, and boiling point is more and more lower, close to freezing point.When pressure drops to certain vacuum, the boiling point of water and
Freezing point overlap, ice can without liquid and direct boiling be gas, this process be referred to as distillation.The vacuum refrigeration of food is done
It is dry, it is exactly below the three phase point of water, i.e., under the conditions of low-temp low-pressure, makes the water sublimed freezed in food and slough.At present
Existing freeze drying equipment generally existing high energy consumption, and complicated integral structure, the problem of drying effect is undesirable.
The content of the invention
The present invention for solve above-mentioned technical problem provides one kind it is simple in construction, drying effect is preferable, energy utilization rate height, and
Provided with insulation material, heating, a kind of fast vacuum freeze drying plant of refrigeration can be effectively improved.
The present invention is for the scheme taken of solution above-mentioned technical problem：A kind of fast vacuum freeze drying plant, including
Refrigeration compressor set, the refrigerant being connected with refrigeration compressor set return liquid heater, and the high pressure admission mouth of refrigeration compressor set connects
Gas-liquid separator is connected to, the high-pressure exhaust of refrigeration compressor set is connected with oil eliminator I, between oil eliminator I and valve IV
Bye-pass on be serially connected with heating tank, heating tank is connected with condensation reservoir 1, and refrigerant returns liquid heater and is connected with dry storehouse,
Dry storehouse is connected with gas-liquid separator, reasonable succinct, the simple and convenient operation and maintenance of present apparatus structure connection, valve is provided with each junction
Door, improves the controllability of device, dredges overall structure more smooth, effectively realize drying.
Preferably, being provided with refrigerating evaporator and water vessel in dry storehouse, water vessel is arranged on side in dry storehouse, cold
Freeze evaporator and be arranged on dry storehouse opposite side, dividing plate is installed between refrigerating evaporator and water vessel, dividing plate is provided with and can be opened and closed
Window, the dry storehouse upper end of water vessel side are connected with vavuum pump, and water vessel outlet and refrigerating evaporator outlet are connected with refrigeration
Liquid heater is returned in agent, and valve III, refrigerating evaporator outlet are provided with refrigerating evaporator and the liquid heater connecting line that freezes go back to
Gas-liquid separator is connected with, the water vessel of condensate is arranged in dry storehouse, reduces the whole height of equipment, can also be
During to refrigerating evaporator heating in dry storehouse, the steam that distils in material has is opened and closed window on dividing plate, into water vessel
In cabin, and then steam from bottom to top condenses, and effectively increases the route of condensation vapor, reduces into the steam in vavuum pump,
The evacuation effect and service life of vavuum pump are extended, and the drying time of material can be shortened, improves drying efficiency.
Preferably, the low pressure exhaust mouth of refrigeration compressor set connects with the import of distributor I on refrigerating evaporator
Connect, the outlet of distributor I is connected with refrigerating evaporator import, is installed on the pipeline that low pressure exhaust mouth is connected with the import of distributor I
There are oil eliminator II and valve V, refrigeration compressor set effectively improves refrigeration compressor set by the setting of pipeline and valve
Refrigeration, heating profiles, improve integral installation reasonability, also improve energy utilization rate.
Preferably, heating tank, condensation reservoir and refrigerant, which return liquid heater surfaces, is provided with insulation material, insulation material
It is made up of following component and parts by weight：22 ~ 34 parts of Portland cement, 35 ~ 56 parts of diatomite, negative ion powder for building 6 ~ 17
Part, 7 ~ 18 parts of Lauxite, 2 ~ 4 parts of basalt fibre, 0.32 ~ 0.93 part of lauryl sodium sulfate, accelerator 0.02 ~ 0.08
Part, insulation material good effect of heat insulation of the invention simultaneously can persistently discharge anion, can effectively prevent heating tank, condensation storage
Liquid device and refrigerant return the heat exchange of liquid heater and air, improve its temperature and maintain ability, avoid heating, refrigeration
Loss, the utilization rate of single unit system is improved, improve drying efficiency, and heating tank, condensation reservoir and refrigerant can be protected to return
Liquid heater extends the service life of device from damaging.
Preferably, it is interlayer sleeve structure that refrigerant, which returns liquid heater, refrigerant time liquid heater is provided with inner tube and outside
Set, the import of inner tube and the outlet of dry storehouse connect, and the outlet of inner tube is connected with low pressure air suction, puts be provided with water inlet outside,
The import of the delivery port and dry storehouse of overcoat connects, and it is interlayer sleeve structure that refrigerant, which returns liquid heater, can further improve energy
Source utilization rate.
Compared with prior art, beneficial effects of the present invention are:1）Condensation vapor route is grown in refrigerating evaporator, effectively subtracts
Few steam enters vavuum pump, can not only extend vacuum pump depletion effect, can also shorten drying time；2）Refrigeration compressor reaches system
It is cold, heating profiles are reasonable, energy utilization rate can be effectively improved；3）Heating tank, condensation reservoir and refrigerant are returned outside liquid heater
The setting of insulation material, its heat exchange is reduced, reduce energy loss, and improve drying efficiency；3）Refrigerant returns liquid and added
Hot device is rational in infrastructure effectively, can further improve energy utilization rate.
Present invention employs above-mentioned technical proposal to provide a kind of fast vacuum freeze drying plant, compensate for prior art
Deficiency, it is reasonable in design, it is easy to operate.
Brief description of the drawings
Fig. 1 is a kind of structural representation of fast vacuum freeze drying plant of the present invention.
Description of reference numerals：1 condensation reservoir；2 oil eliminators I；3 refrigeration compressor sets；4 valve Is；5 valves II；6 every
Plate；7 valves III；8 heating tanks；9 valves IV；10 oil eliminators II；11 valves V；12 gas-liquid separators；13 distributors I；14 valves
Door VI；15 refrigerating evaporators；16 valves VII；17 distributors II；18 vavuum pumps；19 water vessels；20 refrigerants return liquid heater.
Embodiment
It is described in further detail below in conjunction with drawings and examples：
Embodiment 1：
As shown in figure 1, a kind of fast vacuum freeze drying plant, including refrigeration compressor set 3, it is connected with refrigeration compressor set 3
Refrigerant return liquid heater 20, the high pressure admission mouth of refrigeration compressor set 3 is connected with gas-liquid separator 12, refrigeration compressor set
3 high-pressure exhaust is connected with oil eliminator I 2, and heating tank 8 is serially connected with the bye-pass between oil eliminator I 2 and valve IV 9,
Heating tank 8 is connected with condensation reservoir 1, and refrigerant returns liquid heater 20 and is connected with dry storehouse, dry storehouse and gas-liquid separator 12
Connection, reasonable succinct, the simple and convenient operation and maintenance of present apparatus structure connection, is provided with valve in each junction, improves the controllable of device
Property, dredge overall structure more smooth, effectively realize drying.
Refrigerating evaporator 15 and water vessel 19 are installed, water vessel peace 19 is mounted in side in dry storehouse, freezing in dry storehouse
Evaporator 15 is arranged on dry storehouse opposite side, and dividing plate 6 is provided between refrigerating evaporator 15 and water vessel 19, and dividing plate 6 is provided with
Window can be opened and closed, the dry storehouse upper end of the side of water vessel 19 is connected with vavuum pump 18, the outlet of water vessel 19 and refrigerating evaporator 15
Outlet is connected with refrigerant and returns liquid heater 20, and valve is provided with refrigerating evaporator 25 and the connecting line of liquid heater 20 that freezes back
Door III 7, the outlet of refrigerating evaporator 15 are connected with gas-liquid separator 12, the water vessel 19 of condensate are arranged in dry storehouse,
The whole height of equipment is reduced, when refrigerating evaporator 15 that can also be in dry storehouse heats, the steam to be distilled in material has
Window is opened and closed on dividing plate, into the cabin of water vessel 19, and then steam from bottom to top condenses, and effectively increases condensation vapor
Route, reduce the evacuation effect and service life for into the steam in vavuum pump 18, extending vavuum pump 18, and thing can be shortened
The drying time of material, improve drying efficiency.
The low pressure exhaust mouth of refrigeration compressor set 3 is connected with the import of distributor I 13 on refrigerating evaporator 15, point
The outlet of orchestration I 13 is connected with the import of refrigerating evaporator 15, is installed on the pipeline that low pressure exhaust mouth is connected with the import of distributor I 13
There are oil eliminator II 10 and valve V 11, refrigeration compressor set 3 effectively improves refrigerant compression by the setting of pipeline and valve
The refrigeration of unit 3, heating profiles, integral installation reasonability is improved, also improves energy utilization rate.
Heating tank 8, condensation reservoir 1 and refrigerant go back to the surface of liquid heater 20 and are provided with insulation material, insulation material by with
Lower composition and parts by weight composition：25 parts of Portland cement, 39 parts of diatomite, 11 parts of negative ion powder for building, Lauxite
12 parts, 3 parts of basalt fibre, 0.39 part of lauryl sodium sulfate, 0.03 part of accelerator, insulation material insulation of the invention
Effect is good and can persistently discharge anion, can effectively prevent heating tank 8, condensation reservoir 1 and refrigerant return liquid heater 20 with
The heat exchange of air, improve its temperature and maintain ability, avoid heating, refrigeration loss, improve the profit of single unit system
With rate, drying efficiency is improved, and heating tank 8, condensation reservoir 1 and refrigerant can be protected to return liquid heater 20 from damage, is prolonged
The service life of device is grown.
Accelerator in insulation material composition is active peptides, and the amino acid sequence of shown active peptides is：
HSHACASYYCSKHSKTKFCGTASCTHYLSCTHYLCRVLHPGKLVNCSR, the addition of accelerator can effectively improve diatom
Negative ion powder native, for building is compatible with Lauxite molecule, improves the integrally-built stability of insulation material, makes to be arranged on
Heating tank 8, condensation reservoir 1 and refrigerant go back to the surface of liquid heater 20 and are not easy bubble or cracking, not only increase insulation material
Itself service life, the thermal and insulating performance and mechanical property of insulation material are also improved, reduce heating tank 8, condensation liquid storage
Device 1 and refrigerant return the heat exchange of the surface of liquid heater 20 and air, also reduce the maintenance cost of insulation material.
It is interlayer sleeve structure that refrigerant, which returns liquid heater 20, and refrigerant returns liquid heater 20 and is provided with inner tube and overcoat, interior
The import of pipe and the outlet of dry storehouse connect, and the outlet of inner tube is connected with low pressure air suction, puts be provided with water inlet outside, overcoat
The import connection of delivery port and dry storehouse, it is interlayer sleeve structure that refrigerant, which returns liquid heater 20, can further improve energy profit
With rate.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment 2：
As shown in figure 1, a kind of fast vacuum freeze drying plant, in real work, it would be desirable to which dry material is placed on cold
Freeze in evaporator 15, Open valve VI 14, valve III 7 and valve I 4, close valve VII 16, valve II 5, valve IV 9 and valve
V 11, start refrigeration compressor set 3, refrigerant is by high-pressure exhaust, oil eliminator I 2, heating tank 8, condensation reservoir 1 and valve
Door VI 14, into distributor I 13, distributes to material by refrigerant by distributor I 13, freezes material, now, refrigerant
Enter refrigerant back through valve III 7 and return in liquid heater 20 and carry out heat interaction, by the refrigerant heat of low temperature, after being heated
Refrigerant enter refrigeration compressor set 3 low pressure air suction mouth in, make refrigerant return liquid be heated to more than 0 DEG C, avoid refrigeration
Compressor liquid hammer and the stifled phenomenon of frost, extend its service life, reduce the generation of its noise, and refrigerant returns liquid heater 20 and is
Interlayer sleeve structure so that inner tube circulates for refrigerant, and overcoat carries out cold and hot exchange, now the window on dividing plate 6
Close, window is existing conventional electric structure technology.
After material reaches the state that needs freeze, said process works on, and water vessel 19 starts to cool, Open valve
VII 16, valve I 4, valve III 7, valve II 5, valve V 11, valve IV 9 are closed, refrigerant is by high-pressure exhaust, oil eliminator I
2nd, heating tank 8, condensation reservoir 1 and valve VII 16, into distributor II 17, are distributed to refrigerant by distributor II 17
In water vessel 19 and condenser pipe, after the temperature of water vessel 19 drops to reasonable temperature, start vavuum pump 18, while open on dividing plate 6
Window, after the vacuum in dry storehouse reaches reasonable value, Open valve V 11, valve II 5, close valve I 4, valve III
7th, valve VI 14 and valve IV 9, the low pressure exhaust mouth of refrigeration compressor set 3, which is discharged the cryogen and entered by oil eliminator II 10, to be divided
In orchestration I 13, high temperature refrigerant is distributed to by material by distributor I 13, material is uniformly heated, to reaching drying regime,
Terminate device work, take out material.
The prior art of routine techniques dawn known to those skilled in the art in the present embodiment, is not chatted in detail herein
State.
Embodiment of above is merely to illustrate the present invention, and not limitation of the present invention, the ordinary skill people of this area
Member, without departing from the spirit and scope of the present invention, it can also make a variety of changes and modification.Therefore, it is all equivalent
Technical scheme fall within scope of the invention, scope of patent protection of the invention should be defined by the claims.
SEQUENCE LISTING
<110>Pujiang County You Ze Aqua Sciences Inc.
<120>A kind of fast vacuum freeze drying plant
<130> 2
<160> 1
<170> PatentIn version 3.5
<210> 1
<211> 48
<212> PRT
<213>It is artificial synthesized
<400> 1
His Ser His Ala Cys Ala Ser Tyr Tyr Cys Ser Lys His Ser Lys Thr
1 5 10 15
Lys Phe Cys Gly Thr Ala Ser Cys Thr His Tyr Leu Ser Cys Thr His
20 25 30
Tyr Leu Cys Arg Val Leu His Pro Gly Lys Leu Val Asn Cys Ser Arg
35 40 45
Claims (5)
1. a kind of fast vacuum freeze drying plant, including refrigeration compressor set（3）, with refrigeration compressor set（3）The system of connection
Cryogen returns liquid heater（20）, it is characterised in that the refrigeration compressor set（3）High pressure admission mouth be connected with gas-liquid separator
（12）, the refrigeration compressor set（3）High-pressure exhaust be connected with oil eliminator I（2）, the oil eliminator I（2）With valve
Ⅳ（9）Between bye-pass on be serially connected with heating tank（8）, the heating tank（8）It is connected with condensation reservoir（1）, the refrigeration
Liquid heater is returned in agent（20）It is connected with dry storehouse, the dry storehouse and gas-liquid separator（12）Connection.
2. a kind of fast vacuum freeze drying plant according to claim 1, it is characterised in that installed in the dry storehouse
There is refrigerating evaporator（15）And water vessel（19）, the water vessel peace（19）The side in dry storehouse, the refrigerating evaporator
（15）Installed in dry storehouse opposite side, the refrigerating evaporator（15）And water vessel（19）Between dividing plate is installed（6）, it is described every
Plate（6）Window, the water vessel can be opened and closed by being provided with（19）The dry storehouse upper end of side is connected with vavuum pump（18）, it is described to catch water
Device（19）Outlet and refrigerating evaporator（15）Outlet is connected with refrigerant and returns liquid heater（20）, the refrigerating evaporator（25）With
Freeze back liquid heater（20）Valve III is installed on connecting line（7）, the refrigerating evaporator（15）Outlet is connected with gas-liquid
Separator（12）.
A kind of 3. fast vacuum freeze drying plant according to claim 1 and 2, it is characterised in that the refrigerant compression
Unit（3）Low pressure exhaust mouth and be arranged on refrigerating evaporator（15）On distributor I（13）Import connects, distributor I（13）
Outlet and refrigerating evaporator（15）Import connects, in low pressure exhaust mouth and distributor I（13）It is provided with the pipeline of import connection
Oil eliminator II（10）With valve V（11）.
A kind of 4. fast vacuum freeze drying plant according to claim 1, it is characterised in that the heating tank（8）, it is cold
Solidifying reservoir（1）Liquid heater is returned with refrigerant（20）Surface is provided with insulation material, and the insulation material is by following component and again
Measure part composition：22 ~ 34 parts of Portland cement, 35 ~ 56 parts of diatomite, 6 ~ 17 parts of negative ion powder for building, Lauxite 7 ~
18 parts, 2 ~ 4 parts of basalt fibre, 0.32 ~ 0.93 part of lauryl sodium sulfate, 0.02 ~ 0.08 part of accelerator.
5. a kind of fast vacuum freeze drying plant according to claim 1, it is characterised in that the refrigerant returns liquid and added
Hot device（20）For interlayer sleeve structure, the refrigerant returns liquid heater（20）Provided with inner tube and overcoat, the import of said inner tube
It is connected with the outlet of dry storehouse, the outlet of said inner tube is connected with low pressure air suction, and outer put is provided with water inlet, described outer
The import of the delivery port and dry storehouse of set connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609440.0A CN107543372A (en) | 2017-07-25 | 2017-07-25 | A kind of fast vacuum freeze drying plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710609440.0A CN107543372A (en) | 2017-07-25 | 2017-07-25 | A kind of fast vacuum freeze drying plant |
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| Publication Number | Publication Date |
|---|---|
| CN107543372A true CN107543372A (en) | 2018-01-05 |
Family
ID=60970827
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710609440.0A Withdrawn CN107543372A (en) | 2017-07-25 | 2017-07-25 | A kind of fast vacuum freeze drying plant |
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| CN (1) | CN107543372A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3963126B2 (en) * | 2002-06-06 | 2007-08-22 | 株式会社大川原製作所 | Vacuum dryer with freezing mechanism for liquid raw materials |
| CN101435652A (en) * | 2008-12-10 | 2009-05-20 | 霍凤莲 | Vacuum freeze-drying machine |
| CN201297823Y (en) * | 2008-12-10 | 2009-08-26 | 霍凤莲 | A vacuum freeze-drying machine |
| CN104628337A (en) * | 2015-02-10 | 2015-05-20 | 宁波高新区巴艺新材料科技有限公司 | Heat preserving and insulating material |
| CN106830813A (en) * | 2015-12-04 | 2017-06-13 | 张美玲 | A kind of insulating mold coating |
-
2017
- 2017-07-25 CN CN201710609440.0A patent/CN107543372A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3963126B2 (en) * | 2002-06-06 | 2007-08-22 | 株式会社大川原製作所 | Vacuum dryer with freezing mechanism for liquid raw materials |
| CN101435652A (en) * | 2008-12-10 | 2009-05-20 | 霍凤莲 | Vacuum freeze-drying machine |
| CN201297823Y (en) * | 2008-12-10 | 2009-08-26 | 霍凤莲 | A vacuum freeze-drying machine |
| CN104628337A (en) * | 2015-02-10 | 2015-05-20 | 宁波高新区巴艺新材料科技有限公司 | Heat preserving and insulating material |
| CN106830813A (en) * | 2015-12-04 | 2017-06-13 | 张美玲 | A kind of insulating mold coating |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180105 |
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| WW01 | Invention patent application withdrawn after publication |