CN114279177A - Quick freeze dryer of cylinder - Google Patents
Quick freeze dryer of cylinder Download PDFInfo
- Publication number
- CN114279177A CN114279177A CN202111392500.0A CN202111392500A CN114279177A CN 114279177 A CN114279177 A CN 114279177A CN 202111392500 A CN202111392500 A CN 202111392500A CN 114279177 A CN114279177 A CN 114279177A
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- China
- Prior art keywords
- roller
- freeze
- drying bin
- cold trap
- drying
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- 239000000463 material Substances 0.000 claims abstract description 98
- 238000004108 freeze drying Methods 0.000 claims abstract description 59
- 238000010438 heat treatment Methods 0.000 claims abstract description 30
- 239000002918 waste heat Substances 0.000 claims abstract description 11
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000001179 sorption measurement Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 238000005265 energy consumption Methods 0.000 abstract description 5
- 230000007547 defect Effects 0.000 description 4
- 238000001035 drying Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035764 nutrition Effects 0.000 description 2
- 235000016709 nutrition Nutrition 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002337 anti-port Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000005496 eutectics Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000000859 sublimation Methods 0.000 description 1
- 230000008022 sublimation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The invention relates to a roller rapid freeze dryer, which comprises: the system comprises a PLC (programmable logic controller), a cold trap, a roller freeze-drying bin, a vacuum pump and a refrigerating unit, wherein materials enter the roller freeze-drying bin; a material roller, a light wave and microwave heating device are arranged in the roller freeze-drying bin; a motor is adopted to roll the material roller; the light wave and microwave heating device is arranged inside the material roller; the cold trap is provided with a compressor waste heat collecting device, and the heat of the compressor waste heat collecting device heats the roller freeze-drying bin; heating the material by a light wave and microwave heating device; the freeze-drying bin is provided with a vacuum pump; the cold trap is provided with a refrigerating unit for refrigerating the cold trap and absorbing the upgraded moisture. In the freeze-drying process, the bin body rotates to accelerate the heating of the material and ensure that the material is uniformly heated. When the freeze-drying bin is heated, the heat generated by the working compressor when the cold trap works is effectively utilized, and the energy consumption is saved. Light wave and microwave heating devices are added in the freeze-drying bin, and the materials are heated through automatic program control, so that all the materials are uniformly and quickly dried.
Description
Technical Field
The invention relates to a quick freeze dryer, in particular to a roller quick freeze dryer which can accelerate the heating of materials by the rotation of a bin body, can uniformly heat the materials, can save energy consumption, can ensure that all the materials are uniformly and quickly dried, and can automatically feed and discharge materials.
Background
In order to facilitate storage or transportation of products and also have the factors of nutrition, mouthfeel and the like, a plurality of industries use a freeze-drying technology to condense and separate water in the products.
The freeze-drying technology is that firstly, the material to be freeze-dried is frozen at low temperature to be below the eutectic point temperature of the product, then a vacuum system is started to enable the material to be in a vacuum negative pressure state, and then the temperature is slowly increased according to the set freeze-drying parameters until the material is completely dried. The low-temperature drying of the materials is beneficial to nutrition protection and taste of finished products, especially the activity of chemical components is kept, and the finished freeze-dried products have high rehydration, are convenient and efficient to use, and meet the high-quality requirements of customers.
The materials are mostly stored in trays of traditional freeze dryers, and the material shelf is designed in a freeze-drying bin, so that the material trays are placed on the material shelf, and when the equipment works, the materials sublimate water under a low-temperature low-pressure state, and the purpose of low-temperature drying is achieved. However, the material placing mode has various disadvantages: firstly, before the equipment works, a large amount of manual work is needed to place materials on a tray and then put the materials into a freeze-drying bin, which wastes time and labor; secondly, the material shelf is provided with a tray, the materials in the tray are slowly heated according to the heat conduction principle, the partial materials contacting the tray are firstly heated, and the residual heat is upwards conducted to the upper layer materials through the material shelf, so that a great deal of time is consumed in the process, the efficiency of the freeze-drying process is low, the energy is wasted, and the time and the energy cost of the production process are increased; moreover, in the heat conduction process of the lower-layer material to the upper-layer material, the heat conduction of the mutually contacted part and the non-contacted part of the lower-layer material is uneven, so that the temperature of the upper-layer material is inconsistent, some materials which are easy to occur are fully freeze-dried, but some parts are not fully sublimated, and the product quality is reduced. If the heating plate temperature is increased in order to increase the heating rate, the material is inactivated or the nutritive value is reduced due to the high temperature of the heating plate although the freeze-drying time is reduced.
Disclosure of Invention
In view of the above problems, the main object of the present invention is to provide a roller rapid freeze dryer which can accelerate the heating of the material by the rotation of the bin body, and can heat the material uniformly, thereby not only saving energy consumption, but also ensuring that all the material is dried uniformly and rapidly, and can feed and discharge automatically.
The invention solves the technical problems through the following technical scheme: a roller flash lyophilizer, said roller flash lyophilizer comprising: the device comprises a PLC (programmable logic controller), a cold trap, a roller freeze-drying bin, a vacuum pump and a refrigerating unit, wherein when the device works, materials enter the roller freeze-drying bin; the cold trap and the roller freeze-drying bin are arranged in parallel;
a material roller, a light wave and microwave heating device are arranged in the roller freeze-drying bin; the motor is adopted to roll the material roller; the light wave and microwave heating device is arranged inside the material roller;
the cold trap is provided with a compressor waste heat collecting device, and the heat of the compressor waste heat collecting device heats the roller freeze-drying bin; heating the material by a light wave and microwave heating device;
the material roller is internally provided with a stirring baffle plate which ensures that the materials in the freeze-drying bin are uniformly distributed and cannot be squeezed together;
a discharging baffle plate which has an inclination angle just capable of taking the material out of the freeze-drying bin when the freeze-drying bin rotates reversely is arranged in the material roller;
the freeze-drying bin is provided with a vacuum pump; the cold trap is provided with a refrigerating unit for refrigerating the cold trap and absorbing the upgraded moisture.
In a specific embodiment of the invention, the motor is provided with a first roller and a second roller for assisting the material roller to roll, and the first roller and the second roller are both arranged on the outer circumference of the material roller.
In the embodiment of the invention, a spiral type separating belt is arranged in the material roller.
In the embodiment of the invention, a flexible lining is arranged in the material roller, and the spiral type separator is made of flexible materials.
In the embodiment of the invention, the cold trap is internally provided with an adsorption copper pipe.
The positive progress effects of the invention are as follows: according to the roller rapid freeze dryer provided by the invention, in the freeze drying process, the bin body rotates to accelerate the material to be heated and simultaneously ensure that the material is uniformly heated. When the freeze-drying bin is heated, the heat generated by the working compressor when the cold trap works is effectively utilized, and the energy consumption is saved. The microwave heating device is added in the freeze-drying bin, and the materials are heated through automatic program control, so that all the materials are uniformly and quickly dried. The drum bin body can rotate clockwise, automatically feed, rotate anticlockwise and automatically discharge.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a second schematic view (from another perspective) of the overall structure of the present invention.
Fig. 3 is a front view of fig. 1.
The following are the names corresponding to the reference numbers in the invention:
a roller freeze-drying bin 100, a cold trap 200, a PLC 300, a vacuum pump 400 and a refrigerating unit 500;
the device comprises a material roller 101, a light wave and microwave heating device 102, a discharge baffle 103, a spiral type separator 104, a motor 105, a stirring baffle 106 and a first roller 107; the copper tube 201 is adsorbed.
Detailed Description
The following provides a detailed description of the preferred embodiments of the present invention with reference to the accompanying drawings.
Fig. 1 is a schematic view of the overall structure of the present invention, fig. 2 is a schematic view of the overall structure of the present invention (from another perspective), fig. 3 is a front view of fig. 1, as shown in fig. 1-3: the invention provides a roller quick freeze dryer, which comprises: the device comprises a PLC (programmable logic controller) 300, a cold trap 200, a roller freeze-drying bin 100, a vacuum pump 400 and a refrigerating unit 500, wherein when the device works, materials enter the roller freeze-drying bin 100; the cold trap 200 and the roller freeze-drying chamber 100 are arranged in parallel.
A material roller 101 and a light wave and microwave heating device 102 are arranged in the roller freeze-drying bin 100; a motor 105 is adopted to roll the material roller 101; the light wave and microwave heating device 102 is installed inside the material drum 101.
The cold trap 200 is provided with a compressor waste heat collecting device, and the heat of the compressor waste heat collecting device heats the roller freeze-drying bin 100; the microwave and optical wave heating device 102 heats the material.
The material roller 101 is provided with a stirring baffle 106 which can evenly distribute the materials in the freeze-drying bin and can not be squeezed together.
Be provided with in the material cylinder when freeze-drying storehouse antiport, inclination just in time can be with the material from the discharge baffle 103 of taking out in the storehouse.
The freeze-drying chamber is provided with a vacuum pump 400; the cold trap is provided with a refrigeration unit 500 for refrigerating the cold trap and absorbing the upgraded moisture.
The motor 105 is equipped with a first roller 107 and a second roller (on the other side of the material drum, symmetrically positioned with respect to the first roller 107) that assist the material drum in rolling, both the first roller 107 and the second roller being disposed on the outer circumference of the material drum 101.
A spiral separation belt 104 is arranged in the material roller 101, a flexible lining is arranged in the material roller, the spiral separation belt is made of flexible materials, and an adsorption copper pipe 201 is arranged in the cold trap 200.
The following are specific examples of implementation: as shown in fig. 1 and 2, machine operation is controlled by a controller. The freeze-drying bin is designed as a roller, a spiral partition belt is distributed in the freeze-drying bin, the cold trap 200 is provided with a compressor waste heat collecting device, and heat of the compressor waste heat collecting device heats the roller freeze-drying bin 100; the microwave and optical wave heating device 102 heats the material. The motor 105 is started, the roller is turned clockwise, and the materials are automatically conveyed into the freeze-drying bin through the separating belt during feeding. The completion of feeding begins freeze-drying process, and cold-trap work, freeze-drying storehouse get into vacuum state rapidly, and material moisture sublimation crystallization after the heating, the freeze-drying storehouse of drum-type overturn regularly at the during operation, make inside material even contact hot plate, and it is fast to heat up, is heated evenly.
Effectively utilize the cylinder freeze-drying storehouse, motor 105 control storehouse body clockwise rotation can easily load. In the freeze-drying process, the bin body rotates to accelerate the heating speed of the material and ensure that the material is heated uniformly. During discharging, the motor 105 and the control bin body rotate anticlockwise, and discharging can be automatically carried out. Microwave equipment in the bin is started before freeze-drying is finished, so that the materials are fully dried.
The defect that an old-fashioned tray material frame needs manual arrangement of plates is solved in drum-type freeze-drying storehouse, and the compartment is interior to separate the area and automatic feed when the bucket is rotatory, and freeze-drying storehouse counter-clockwise turning automatic discharge after finishing practices thrift the cost of labor.
The old tray has the defects of slow temperature rise and uneven heating when being used for placing materials, is continuously overturned in work, automatically adjusts the position of the material contact heating plate, quickly rises the temperature and is uniformly heated. Saving production time, energy and labor cost and improving product quality.
The freeze-drying bin heats the materials by utilizing the waste heat generated when the compressor works, so that the energy consumption is saved.
The microwave heating device in the freeze-drying bin is arranged, so that the defect that the center of the material is dry and impermeable is overcome, the defect of product quality is overcome, and the product quality is improved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are merely illustrative of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined by the appended claims and their equivalents.
Claims (5)
1. The utility model provides a quick freeze dryer of cylinder which characterized in that: the roller rapid freeze dryer includes: the device comprises a PLC (programmable logic controller), a cold trap, a roller freeze-drying bin, a vacuum pump and a refrigerating unit, wherein when the device works, materials enter the roller freeze-drying bin; the cold trap and the roller freeze-drying bin are arranged in parallel;
a material roller, a light wave and microwave heating device are arranged in the roller freeze-drying bin; a motor is adopted to roll the material roller; the light wave and microwave heating device is arranged inside the material roller;
the cold trap is provided with a compressor waste heat collecting device, and the heat of the compressor waste heat collecting device heats the roller freeze-drying bin; heating the material by a light wave and microwave heating device;
the material roller is internally provided with a stirring baffle plate which ensures that the materials in the freeze-drying bin are uniformly distributed and cannot be squeezed together;
a discharging baffle plate which has an inclination angle just capable of taking the material out of the freeze-drying bin when the freeze-drying bin rotates reversely is arranged in the material roller;
the freeze-drying bin is provided with a vacuum pump; the cold trap is provided with a refrigerating unit for refrigerating the cold trap and absorbing the upgraded moisture.
2. The roller flash lyophilizer according to claim 1, characterized in that: the motor is equipped with first gyro wheel and the second gyro wheel of supplementary material cylinder roll, and first gyro wheel and second gyro wheel all set up on the outer circumference of material cylinder.
3. The roller flash lyophilizer according to claim 1, characterized in that: a spiral type separation belt is arranged in the material roller.
4. The roller flash lyophilizer of claim 3, characterized in that: a flexible lining is arranged in the material roller, and the spiral type division belt is made of flexible materials.
5. The roller flash lyophilizer according to claim 1, characterized in that: an adsorption copper pipe is arranged in the cold trap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111392500.0A CN114279177A (en) | 2021-11-19 | 2021-11-19 | Quick freeze dryer of cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111392500.0A CN114279177A (en) | 2021-11-19 | 2021-11-19 | Quick freeze dryer of cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114279177A true CN114279177A (en) | 2022-04-05 |
Family
ID=80869617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111392500.0A Pending CN114279177A (en) | 2021-11-19 | 2021-11-19 | Quick freeze dryer of cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114279177A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498544A (en) * | 2009-03-06 | 2009-08-05 | 梅州市永利机械设备有限公司 | Drum-type vacuum freeze-drying machine |
| CN101749925A (en) * | 2009-12-31 | 2010-06-23 | 梅州永利机械设备实业有限公司 | Full-automatic vacuum freeze-drying system |
| CN103917840A (en) * | 2011-10-06 | 2014-07-09 | 赛诺菲巴斯德有限公司 | Rotary drum for use in a vacuum freeze-dryer |
| CN109458793A (en) * | 2018-12-19 | 2019-03-12 | 烟台大学 | A kind of vacuum refrigeration coupling waste heat circulation energy-saving dryer |
| CN210718438U (en) * | 2019-09-19 | 2020-06-09 | 杨曼云 | High-efficiency rotary mining dryer |
| CN214250403U (en) * | 2020-12-25 | 2021-09-21 | 宁夏天山红宝珠枸杞制品有限公司 | Lock bright matrimony vine processing equipment |
| CN217083097U (en) * | 2021-11-19 | 2022-07-29 | 上海弘崴环保科技有限公司 | Roller quick freeze dryer |
-
2021
- 2021-11-19 CN CN202111392500.0A patent/CN114279177A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498544A (en) * | 2009-03-06 | 2009-08-05 | 梅州市永利机械设备有限公司 | Drum-type vacuum freeze-drying machine |
| CN101749925A (en) * | 2009-12-31 | 2010-06-23 | 梅州永利机械设备实业有限公司 | Full-automatic vacuum freeze-drying system |
| CN103917840A (en) * | 2011-10-06 | 2014-07-09 | 赛诺菲巴斯德有限公司 | Rotary drum for use in a vacuum freeze-dryer |
| CN109458793A (en) * | 2018-12-19 | 2019-03-12 | 烟台大学 | A kind of vacuum refrigeration coupling waste heat circulation energy-saving dryer |
| CN210718438U (en) * | 2019-09-19 | 2020-06-09 | 杨曼云 | High-efficiency rotary mining dryer |
| CN214250403U (en) * | 2020-12-25 | 2021-09-21 | 宁夏天山红宝珠枸杞制品有限公司 | Lock bright matrimony vine processing equipment |
| CN217083097U (en) * | 2021-11-19 | 2022-07-29 | 上海弘崴环保科技有限公司 | Roller quick freeze dryer |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20220405 |
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| RJ01 | Rejection of invention patent application after publication |