CN208254104U - A kind of vacuum freeze-drying apparatus - Google Patents
A kind of vacuum freeze-drying apparatus Download PDFInfo
- Publication number
- CN208254104U CN208254104U CN201820764156.0U CN201820764156U CN208254104U CN 208254104 U CN208254104 U CN 208254104U CN 201820764156 U CN201820764156 U CN 201820764156U CN 208254104 U CN208254104 U CN 208254104U
- Authority
- CN
- China
- Prior art keywords
- main body
- vacuum
- drying apparatus
- described device
- vacuum freeze
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Drying Of Solid Materials (AREA)
Abstract
The utility model discloses a kind of vacuum freeze-drying apparatus, including apparatus main body, the bottom of described device main body is welded with fixed plate, the fixed plate is connected with idler wheel by impeller, maintenance door is provided with below the outer surface of described device main body, the outer surface of the maintenance door is fixed with maintenance door handle, hermatic door is provided among the outer surface of described device main body, this kind of vacuum freeze-drying apparatus, it is provided with the blade of " S type ", the blade of S type can go out water throwing in the moment that blade rotates, and make centrifugal force enhancing of the water in pump chamber, improve the efficiency of vacuum pump, the active force difference for solving blade influences the vacuum efficiency of pump, screw down nonreturn valve can cut off air inlet pipe while closing vacuum, the gas of extraction is prevented to be again introduced into hothouse, increase the vacuum indoor vacuum environment time.
Description
Technical field
The utility model relates to Lyophilisation technique for making field, specially a kind of vacuum freeze-drying apparatus.
Background technique
Freeze-drying is a kind of technology being dried using the principle of distillation, be by substance quick freezing at low temperature,
Then under vacuum environment appropriate, be directly sublimed into the hydrone freezed for vapor evolution process, freeze drier
System is made of refrigeration system, vacuum system, heating system, electrical instrumentation control system.
Existing vacuum freeze-drying apparatus, efficiency is relatively low, in the process of work, the rotation of motor driven blade,
Under the action of centrifugal force, blade urges water and forms a closed circle similar with pump chamber shape, is formed between impeller and water ring
One crescent-shaped space, the spatial volume constantly changes during rotation, and when space and air inlet pipe are come round, sucking effect is empty
Between gas, when space becomes smaller, gas is compressed, and when space and exhaust pipe are come round, gas is discharged, but leaf in this process
The active force of piece is poor, and stronger centrifugal force can not be formed to water, affects the efficiency of vacuum pump, and when vacuum pump is closed,
Water can concentrate in vacuum pump under gravity, air inlet pipe departing from vacuum pump effect, air can by air inlet pipe into
Enter action space, action space moment is made to lose vacuum state, influences the dry quality of object.
Utility model content
The purpose of this utility model is to provide a kind of vacuum freeze-drying apparatus, to solve to propose in above-mentioned background technique
The problem of active force difference of blade influences the vacuum efficiency of pump and after closing vacuum pump, action space moment loses vacuum state.
To achieve the above object, the utility model provides the following technical solutions: a kind of vacuum freeze-drying apparatus, including dress
Main body is set, the bottom of described device main body is welded with fixed plate, and the inside of the fixed plate is connected with idler wheel by shaft, described
It is provided with maintenance door below the outer surface of apparatus main body, the outer surface of the maintenance door is fixed with maintenance door handle, described device
Hermatic door is provided among the outer surface of main body, the outer surface of the hermatic door is respectively arranged with observation window and sealing door handle,
It is provided with station above the outer surface of described device main body, is provided with display above the outer surface of the station, it is described
The outer surface of station has been respectively arranged below switch and operation key, and the outer surface side setting of described device main body is fluted,
The inner upper of the groove is provided with gas ducting, is fixed with protective plate at the top of the groove, and the one of described device main body
Side-lower is provided with radiator-grid, and the lower inside of described device main body is respectively arranged with vacuum pump set and refrigeration machine, the vacuum
The top of unit is connected with condenser by air inlet pipe, and the outer surface of the air inlet pipe is provided with screw down nonreturn valve, while institute
The end for stating air inlet pipe is connected with the pump housing, and the top of the condenser is connected with hothouse by connecting tube, the refrigeration machine
Top is connected separately with condenser and hothouse by connecting tube, and the hothouse is internally provided with multiple electric heating versions, institute
The inside for stating vacuum pump set is respectively arranged with the pump housing and motor, and the driving end of the motor is connected with impeller by driving belt,
And the impeller is located at the bosom of the pump housing, the outer surface of the impeller is provided with blade, and the side of the pump housing is provided with
Escape pipe, and the escape pipe runs through the side of vacuum pump set.
Preferably, the blade is in " S type ", and it is provided with multiple, while the blade is arranged in leaf in " ring-shaped "
The outer surface of wheel.
Preferably, the electric heating version is provided with multilayer, and multiple electric heating versions are arranged in parallel from top to bottom.
Preferably, the gas ducting is provided with multiple, and multiple gas ductings are connected with condenser.
Preferably, the observation window is fabricated using transparent acrylic material, and it is bonded in sealing by seccotine
The outer surface of door.
Preferably, the operation key is in " circle ", and its be provided with it is multiple, and in " "-" type " equidistant arrangement.
Compared with prior art, the utility model has the beneficial effects that this kind of vacuum freeze-drying apparatus, is provided with " S
The blade of type ", in vacuum pump work, motor drives wheel rotation by driving belt, and impeller drives the blade high speed of " S type "
Rotation throws the water in the pump housing in surrounding by impeller, and under the influence of centrifugal force, water forms an envelope similar with pump chamber shape
Annulus is closed, forms a crescent-shaped space between impeller and water ring, the spatial volume constantly changes during rotation, space
When coming round with air inlet pipe, the gas of action space is sucked, when space becomes smaller, gas is compressed, when space is come round with exhaust pipe,
Gas is discharged, and the blade of S type can go out water throwing in the moment that blade rotates, and makes centrifugal force enhancing of the water in pump chamber,
The efficiency for improving vacuum pump, solve blade active force difference influence the vacuum efficiency of pump, while the Minton dryer into
It is provided with screw down nonreturn valve at tracheae, air inlet pipe can be cut off while closing vacuum, the gas of extraction is prevented to be again introduced into
In hothouse, increase the vacuum indoor vacuum environment time, improves the dry quality of object, solve and make after closing vacuum pump
The problem of losing vacuum state with space moment.
Detailed description of the invention
Fig. 1 is the utility model vacuum freeze-drying apparatus structural schematic diagram；
Fig. 2 is the body interior structural schematic diagram of the utility model vacuum freeze-drying apparatus；
Fig. 3 is the vacuum pump set partial structural diagram of the utility model vacuum freeze-drying apparatus.
In figure: 1, apparatus main body, 2, idler wheel, 3, shaft, 4, fixed plate, 5, groove, 6, gas ducting, 7, protective plate, 8,
Display, 9, station, 10, switch, 11, operation key, 12, hermatic door, 13, observation window, 14, sealing door handle, 15, heat dissipation
Net, 16, maintenance door, 17, maintenance door handle, 18, vacuum pump set, 19, refrigeration machine, 20, condenser, 21, connecting tube, 22, it is dry
Dry room, 23, electric heating version, 24, the pump housing, 25, escape pipe, 26, blade, 27, impeller, 28, screw down nonreturn valve, 29, air inlet pipe,
30, motor, 31, driving belt.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1-3, the utility model provides a kind of vacuum freeze-drying apparatus, including apparatus main body 1, idler wheel 2, turns
Axis 3, fixed plate 4, groove 5, gas ducting 6, protective plate 7, display 8, station 9, switch 10, operation key 11, hermatic door 12,
Observation window 13, sealing door handle 14, radiator-grid 15, it is maintenance door 16, maintenance door handle 17, vacuum pump set 18, refrigeration machine 19, cold
Condenser 20, connecting tube 21, hothouse 22, electric heating version 23, the pump housing 24, escape pipe 25, blade 26, impeller 27, screw down nonreturn valve
28, air inlet pipe 29, motor 30 and driving belt 31, the bottom of described device main body 1 are welded with fixed plate 4, the fixed plate 4
Inside is connected with idler wheel 2 by shaft 3, is provided with maintenance door 16, the maintenance door 16 below the outer surface of described device main body 1
Outer surface be fixed with maintenance door handle 17, be provided with hermatic door 12, the hermatic door among the outer surface of described device main body 1
12 outer surface is respectively arranged with observation window 13 and sealing door handle 14, and the observation window 13 is manufactured using transparent acrylic material
It forms, and its outer surface that hermatic door 12 is bonded in by seccotine, inside the room 22 that can be seen drying by observation window 13
The outer surface top of situation, described device main body 1 is provided with station 9, is provided with display above the outer surface of the station 9
Device 8, the outer surface of the station 9 have been respectively arranged below switch 10 and operation key 11, and the operation key 11 is in " circle ", and
It is provided with it is multiple, and be in " "-" type " equidistant arrangement, facilitate the operation of staff, the outer surface one of described device main body 1
Side setting fluted 5, the inner upper of the groove 5 is provided with gas ducting 6, and the gas ducting 6 is provided with multiple and more
A gas ducting 6 is connected with condenser 22, can pour inert gas to hothouse 22 by gas ducting 6, improve dry
The stability of object in dry room 22, the top of the groove 5 are fixed with protective plate 7, the side-lower setting of described device main body 1
There is radiator-grid 15, the lower inside of described device main body 1 is respectively arranged with vacuum pump set 18 and refrigeration machine 19, the vacuum pump set
18 top is connected with condenser 20 by air inlet pipe 29, and the outer surface of the air inlet pipe 29 is provided with screw down nonreturn valve 28,
The end of the air inlet pipe 29 is connected with the pump housing 24 simultaneously, and the top of the condenser 20 is connected with hothouse by connecting tube 21
22, the top of the refrigeration machine 19 is connected separately with condenser 20 and hothouse 22 by connecting tube 21, the hothouse 22
Multiple electric heating versions 23 are internally provided with, the electric heating version 23 is provided with multilayer, and multiple electric heating versions 23 are put down from top to bottom
Row setting, the upper and lower surface of electric heating version 23 is heatable, improves the efficiency of heating, shortens the time of heating, described true
The inside of empty unit 18 is respectively arranged with the pump housing 24 and motor 30, and the driving end of the motor 30 is connected with by driving belt 31
Impeller 27, and the impeller 27 is located at the bosom of the pump housing 24, the outer surface of the impeller 27 is provided with blade 26, the leaf
Piece 26 is in " S type ", and it is provided with multiple, while the blade 26 is arranged in the outer surface of impeller 27, " S type " in " ring-shaped "
Blade 26 can blade 26 rotate moment water throwing be gone out, and make water in pump chamber centrifugal force enhancing, improve vacuum
The efficiency of pump, the side of the pump housing 24 is provided with escape pipe 25, and the escape pipe 25 runs through the side of vacuum pump set 18.
Working principle: being pushed to assigned work place for apparatus main body 1 first, then power on, check device main body
Each component capabilities it is whether normal, if abnormal, open maintenance door 16 overhauled, if normal, then pull sealing door handle 14,
Hermatic door 12 is opened, dry food will be needed to be placed in the electric heating version 23 inside hothouse 22, be then shut off hermatic door 12,
10 are turned on the switch, is freezed by operating key control refrigeration machine 19, the compressor in refrigeration machine 10 is working medium by low-temp low-pressure
Gas compression is condensed into the liquid of cryogenic high pressure, through throttling using condenser 20 at high temperature and high pressure gas in condenser 20
After valve throttling, then become the liquid of low-temp low-pressure, the liquid refrigerant of low-temp low-pressure is sent into evaporator, evaporation of absorbing heat in evaporator
And become the lower steam of pressure, to complete then to open motor 30 to dry object freezing, motor 30 passes through driving belt
31 driving impellers 27 rotate, and impeller 27 drives 26 high-speed rotation of blade of " S type ", throw the water in the pump housing in surrounding by impeller,
Under the influence of centrifugal force, water forms a closed circle similar with pump chamber shape, and one is formed between impeller 27 and water ring
Crescent-shaped space, the spatial volume constantly changes during rotation, when space is communicated with air inlet pipe, sucks action space
Gas, when space becomes smaller, gas is compressed, and when space is come round with exhaust pipe, gas is discharged, and makes inside hothouse 22 to be true
Altitude, according to the Phase Equilibrium theory in thermodynamics, with the reduction of pressure, the freezing point variation of water is little, and boiling point is increasingly
Low, close to freezing point, when pressure drops to certain vacuum degree, the boiling point and freezing point of water are overlapped, ice can without liquid and
Direct boiling is gas, removes the intracorporal moisture of dried object, achievees the purpose that dry, is then shut off vacuum pump set 18, then ends
Check-valves 28 is closed under the effect of the pressure, is prevented in gas backstreaming hothouse, and the drying objects inside hothouse are unstable
When, inert gas can be poured by gas ducting 6, stablize dried object.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (9)
1. a kind of vacuum freeze-drying apparatus, including apparatus main body (1), it is characterised in that: the interior subordinate of described device main body (1)
Side is respectively arranged with vacuum pump set (18) and refrigeration machine (19), and the top of the vacuum pump set (18) is connected by air inlet pipe (29)
Have condenser (20), and the outer surface of the air inlet pipe (29) is provided with screw down nonreturn valve (28), while the air inlet pipe (29)
End be connected with the pump housing (24), the top of the condenser (20) is connected with hothouse (22) by connecting tube (21), described
The top of refrigeration machine (19) is connected separately with condenser (20) and hothouse (22), the hothouse (22) by connecting tube (21)
Be internally provided with multiple electric heating versions (23), the inside of the vacuum pump set (18) is respectively arranged with the pump housing (24) and motor
(30), the driving end of the motor (30) is connected with impeller (27) by driving belt (31), and the impeller (27) is located at pump
The outer surface of the bosom of body (24), the impeller (27) is provided with blade (26), and the side of the pump housing (24) is provided with
Escape pipe (25), and the escape pipe (25) runs through the side of vacuum pump set (18).
2. a kind of vacuum freeze-drying apparatus according to claim 1, it is characterised in that: the bottom of described device main body (1)
Portion is welded with fixed plate (4), and the inside of the fixed plate (4) is connected with idler wheel (2) by shaft (3).
3. a kind of vacuum freeze-drying apparatus according to claim 2, it is characterised in that: outside described device main body (1)
Lower face is provided with maintenance door (16), and the outer surface of the maintenance door (16) is fixed with maintenance door handle (17), described device
It is provided among the outer surface of main body (1) hermatic door (12), the outer surface of the hermatic door (12) is respectively arranged with observation window
(13) it is provided with station (9) with sealing door handle (14), the outer surface top of described device main body (1), the station (9)
Outer surface above be provided with display (8), the outer surface of the station (9) be respectively arranged below switch (10) and operation
Key (11).
4. a kind of vacuum freeze-drying apparatus according to claim 3, it is characterised in that: outside described device main body (1)
Fluted (5) are arranged in surface side, and the inner upper of the groove (5) is provided with gas ducting (6), the top of the groove (5)
Portion is fixed with protective plate (7), and a side-lower of described device main body (1) is provided with radiator-grid (15).
5. a kind of vacuum freeze-drying apparatus according to claim 4, it is characterised in that: the blade (26) is S-type, and
It is provided with multiple, while shape is arranged in the outer surfaces of impeller (27) to the blade (26) in a ring.
6. a kind of vacuum freeze-drying apparatus according to claim 5, it is characterised in that: electric heating version (23) setting
There is multilayer, and multiple electric heating versions (23) are arranged in parallel from top to bottom.
7. a kind of vacuum freeze-drying apparatus according to claim 6, it is characterised in that: gas ducting (6) setting
Have multiple, and multiple gas ductings (6) are connected with condenser (20).
8. a kind of vacuum freeze-drying apparatus according to claim 7, it is characterised in that: the observation window (13) is using saturating
Bright acrylic material is fabricated, and its outer surface that hermatic door (12) are bonded in by seccotine.
9. a kind of vacuum freeze-drying apparatus according to claim 8, it is characterised in that: the operation key (11) is in circle
Shape, and its be provided with it is multiple, and be in "-" type equidistant arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764156.0U CN208254104U (en) | 2018-05-22 | 2018-05-22 | A kind of vacuum freeze-drying apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820764156.0U CN208254104U (en) | 2018-05-22 | 2018-05-22 | A kind of vacuum freeze-drying apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208254104U true CN208254104U (en) | 2018-12-18 |
Family
ID=66481839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820764156.0U Active CN208254104U (en) | 2018-05-22 | 2018-05-22 | A kind of vacuum freeze-drying apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208254104U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883162A (en) * | 2019-02-22 | 2019-06-14 | 上海卫星装备研究所 | Cold-hot integrated formula vacuum freeze-drying machine |
| CN114451448A (en) * | 2021-12-27 | 2022-05-10 | 广东亚北农副产品有限公司 | Fruit vegetables freeze-drying is with processing dewatering equipment |
-
2018
- 2018-05-22 CN CN201820764156.0U patent/CN208254104U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109883162A (en) * | 2019-02-22 | 2019-06-14 | 上海卫星装备研究所 | Cold-hot integrated formula vacuum freeze-drying machine |
| CN114451448A (en) * | 2021-12-27 | 2022-05-10 | 广东亚北农副产品有限公司 | Fruit vegetables freeze-drying is with processing dewatering equipment |
| CN114451448B (en) * | 2021-12-27 | 2024-02-09 | 广东亚北农副产品有限公司 | Processing dewatering equipment for freeze-drying fruits and vegetables |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208254104U (en) | A kind of vacuum freeze-drying apparatus | |
| CN103070656B (en) | Dish washing machine based on heating and drying of heat pump | |
| CN109458793B (en) | Vacuum freezing coupling waste heat circulation energy-saving dryer | |
| TWI688738B (en) | Vacuum drying apparatus and vacuum drying method | |
| CN209121151U (en) | A kind of vacuum pre-cooling system | |
| CN209181354U (en) | A kind of intelligent antistaling experimental box for fruits and vegetables | |
| CN207163085U (en) | Air source heat pump removal moisture drying integrating device | |
| CN211316756U (en) | Centrifugal drying device of food freeze dryer | |
| CN206944586U (en) | A kind of ex situ freeze dryer using cascade refrigeration system | |
| CN209706491U (en) | A kind of cooling device cooling down uniform matsutake freeze-drying production | |
| CN208195103U (en) | Normal pressure freezing absorption cleaning drying integrated makeup for engineering mechanical components is set | |
| CN208154973U (en) | Secondary vacuum condensation heat pump drier | |
| CN207975912U (en) | Normal pressure freezes sorption drying device | |
| CN106766383A (en) | A kind of multifunctional air source heat pump system | |
| CN110487042A (en) | A kind of chrysanthemum low temperature hot wind circulating vacuum combined drying method | |
| KR20140019163A (en) | Dehumidifier and control method of the same | |
| RU110464U1 (en) | VACUUM DRYING UNIT | |
| RU2375654C1 (en) | Vacuum sublimation drying unit | |
| CN107228529A (en) | A kind of family expenses ex situ freeze dryer | |
| CN201575661U (en) | Drying or concentrating device | |
| CN108029926A (en) | A kind of freeze dryer for encapsulating cordyceps sinensis | |
| JP2023512095A (en) | A vacuum dryer that does not require a vacuum pump | |
| CN206525483U (en) | A kind of detachable food freeze dryer | |
| CN202311071U (en) | Vacuum precooling machine for fruits and vegetables | |
| CN107246762A (en) | A kind of ex situ freeze dryer of use cascade refrigeration system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |