CN210399877U - Material drying system - Google Patents
Material drying system Download PDFInfo
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- CN210399877U CN210399877U CN201920799444.4U CN201920799444U CN210399877U CN 210399877 U CN210399877 U CN 210399877U CN 201920799444 U CN201920799444 U CN 201920799444U CN 210399877 U CN210399877 U CN 210399877U
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- material drying
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- 238000001035 drying Methods 0.000 title claims abstract description 58
- 239000000463 material Substances 0.000 title claims abstract description 54
- 238000010438 heat treatment Methods 0.000 claims abstract description 44
- 230000006835 compression Effects 0.000 claims abstract description 43
- 238000007906 compression Methods 0.000 claims abstract description 43
- 238000001816 cooling Methods 0.000 claims description 20
- 239000007788 liquid Substances 0.000 claims description 17
- 239000000284 extract Substances 0.000 abstract description 52
- 239000003814 drug Substances 0.000 abstract description 49
- 230000000694 effects Effects 0.000 abstract description 5
- 238000003860 storage Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 8
- 230000008569 process Effects 0.000 description 7
- 238000005265 energy consumption Methods 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 2
- 238000001704 evaporation Methods 0.000 description 2
- 239000012676 herbal extract Substances 0.000 description 2
- 241000411851 herbal medicine Species 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drying Of Solid Materials (AREA)
Abstract
The utility model relates to a material drying equipment field discloses a material drying system. The material drying system comprises a feeding part, a heating part and a steam compression part, wherein the feeding part conveys the traditional Chinese medicine extract to the heating part; the heating part comprises a steam condenser; the vapor compression part is connected with the vapor condenser through a pipeline to guide the vapor of the dried traditional Chinese medicine extract into the vapor compression part again. The utility model provides a material drying system is connected steam compression portion and steam condenser through the pipeline through setting up steam compression portion, guarantee that the steam of traditional chinese medicine extract after the drying is led into to steam compression portion once more, and then reached used heat reutilization's purpose, promptly, the vapor that releases when this drying system utilizes dry traditional chinese medicine extract, after increasing the enthalpy through steam compression portion, as the material heating heat source who treats drying, make full use of the latent heat of steam, the problem of original hot steam direct discharge lead to the latent heat of steam extravagant has been solved, energy-conserving effect is obvious.
Description
Technical Field
The utility model relates to a material drying equipment field especially relates to a material drying system.
Background
Drying is an energy-intensive operation process, and with the gradual deepening of the policy of energy conservation and emission reduction, for the drying industry, the energy conservation in the drying process becomes the key point of attention of the drying industry.
The traditional Chinese medicine extract drying is an important production unit for producing traditional Chinese medicine preparations by taking traditional Chinese medicine extracts as main processing raw materials, and the reasonability and the advancement of a traditional Chinese medicine extract drying process and equipment are directly related to the yield and the quality of medicines and also related to the energy consumption and the cost of products.
At present, most of traditional Chinese medicine preparations are solid preparations, and the general production process comprises the steps of crushing the Chinese herbal medicines, extracting the crushed Chinese herbal medicines by using water, alcohol or other solvents to obtain an extracting solution, and evaporating and concentrating the extracting solution to obtain an extract. These extracts are rarely used clinically, and most are processed into solid preparations by drying.
Because the traditional Chinese medicine extract has large viscosity and poor air permeability, the temperature of the extract in the drying process generally reaches more than 80 ℃ and the drying time is long in order to obtain better drying effect, and the existing drying technology has the defects of low yield, high energy consumption, low production efficiency, unstable product quality and the like.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
The utility model aims at providing a material drying system to solve among the prior art to the big problem of traditional chinese medicine extract drying energy consumption.
(II) technical scheme
In order to solve the technical problem, the utility model provides a material drying system. The material drying system comprises a feeding part, a heating part and a steam compression part, wherein the feeding part is used for conveying the traditional Chinese medicine extract to the heating part; the heating part comprises a steam condenser; the steam compression part is connected with the steam condenser through a pipeline so as to lead the steam obtained after the drying of the traditional Chinese medicine extract into the steam compression part again.
Further, the material drying system further comprises a shell, and the heating part is arranged in the shell.
Further, a cooling part is arranged in the shell, and the cooling part is arranged at the downstream of the heating part along the material advancing direction.
Further, the feeding part comprises a feeding pump and a conveying belt, the feeding pump is connected with the storage bin and used for conveying the traditional Chinese medicine extract in the storage bin to the conveying belt, and the heating part and the cooling part are arranged below the conveying belt.
Further, a vapor generation part is connected between the casing and the vapor compression part.
Further, a gas-liquid separator is connected between the casing and the steam compression part.
Further, the gas-liquid separator is connected to the housing at a position corresponding to the heating portion.
Further, the material drying system further comprises a vacuum generating portion, and the vacuum generating portion is communicated with the shell.
Further, still be provided with down the glassware in the casing, the glassware sets up the unloading position department of conveyer belt.
Furthermore, a material receiving tank is arranged on the shell at a position opposite to the position of the material feeder.
(III) advantageous effects
The utility model provides a material drying system through set up steam compression portion and through the pipeline with steam compression portion with steam condenser connects, can guarantee that traditional chinese medicine extract is in leading-in to steam compression portion once more after the drying, and then has reached used heat reutilization's purpose. The drying system utilizes the water vapor released during drying of the traditional Chinese medicine extract, and the water vapor is used as a material heating heat source to be dried after enthalpy is increased through the steam compression part, so that the latent heat of the steam is fully utilized, the problem of waste of the latent heat of the steam caused by direct discharge of the original hot steam is solved, and the energy-saving effect is obvious.
Drawings
Fig. 1 is a schematic structure diagram of a material drying system provided by an embodiment of the present invention.
The reference numbers illustrate:
1. a heating section; 2. a vapor compression section; 3. a housing; 4. a cooling section; 5. a feed pump; 6. a conveyor belt; 7. a gas-liquid separator; 8. a steam generating part; 9. a vacuum generating section; 10. a circulating water tank; 11. a blanking device; 12. a material receiving tank; 13. a condensate tank; 14. scraping the material device; 15. a storage bin; 16. a stepping motor; 17. a liquid storage tank; 18. a distributing device.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1, the utility model provides a material drying system. The material drying system comprises a feeding part, a heating part 1 and a steam compression part 2, wherein the feeding part conveys the traditional Chinese medicine extract to the heating part 1; the heating part 1 includes a steam condenser; the vapor compression part 2 is connected with the vapor condenser through a pipeline so as to guide the vapor of the dried traditional Chinese medicine extract into the vapor compression part 2 again.
The utility model provides a material drying system is connected steam compression portion 2 and steam condenser through the pipeline through setting up steam compression portion 2, can guarantee that the steam of traditional chinese medicine extract after the drying is guided into to steam compression portion 2 once more, and then has reached used heat reutilization's purpose. This drying system has utilized the vapor that releases when dry traditional chinese medicine extract, increases the enthalpy back through steam compression portion 2, as the material heating heat source of treating the drying, make full use of the latent heat of steam, solved original hot steam and directly discharged the extravagant problem of steam latent heat, energy-conserving effect is obvious.
Specifically, the following description will be given by taking the material to be dried as the traditional Chinese medicine extract as an example.
The embodiment of the utility model provides a material drying system is mainly including casing 3, feed portion, heating portion 1 and vapor compression portion 2. The heating unit 1 is provided in the casing 3, and the vapor compression unit 2 may be provided in the casing 3 or outside the casing 3.
In this embodiment, the feeding portion is used to convey the Chinese medicine extract into the system for the heating portion 1 to heat and dry the Chinese medicine extract. Specifically, the feeding part comprises a feeding pump 5 and a conveyor belt 6, and the feeding pump 5 is connected with the bin 15 and used for conveying the traditional Chinese medicine extract in the bin 15 to the conveyor belt 6.
As shown in fig. 1, the storage bin 15 is used for containing the undried Chinese medicine extract, a switch valve is arranged between the storage bin 15 and the feeding pump 5, when the switch valve is opened, the undried Chinese medicine extract flows into the feeding pump 5, is conveyed by the feeding pump 5 and lifted by the stepping motor 16, and is uniformly distributed on the conveyor belt 6 through the distributor 18, and the conveyor belt 6 is arranged inside the housing 3.
Heating portion 1 is used for realizing the heating and drying to traditional chinese medicine extract, and in this embodiment, heating portion 1 includes the steam condenser, and the steam condenser can change steam into liquid, passes the heat in the condenser to the air in the vicinity of the pipe in a very fast mode. Further, a condensate tank 13 is connected to the heating portion 1 to collect condensate.
Since the heating part 1 is arranged below the conveyor belt 6, after the steam is introduced into the steam condenser, the Chinese medicinal extract on the conveyor belt 6 can be heated and dried by the heat emitted by the steam condenser.
In addition, the steam condenser is communicated with the steam compression part 2, and the steam of the dried Chinese medicinal extract is introduced into the steam compression part 2 again through a pipeline. Therefore, the embodiment of the utility model provides a material drying system increases the enthalpy to steam through steam compression portion 2 very ingeniously, makes its heating heat source as treating dry material, make full use of the latent heat of steam, and then can the greatly reduced energy consumption. The vapor compression unit 2 may use a vapor compressor or the like.
As mentioned above, the heating part 1 is located below the conveyor belt 6, specifically, below the belt (i.e., between two rotating wheels) on the side of the conveyor belt 6 for carrying the herbal extract.
Further, a cooling part 4 is arranged in the shell 3, and the cooling part 4 is arranged at the downstream of the heating part 1 along the material advancing direction; the heating section 1 and the cooling section 4 are provided below the conveyor belt 6
The purpose of the cooling part 4 is to rapidly cool the heated and dried traditional Chinese medicine extract to a temperature capable of being recovered and stored. In the present embodiment, the cooling section 4 is located downstream of the heating section 1 in the material traveling direction. The cooling unit 4 may be water-cooled, and the cooling inlet water and the cooling outlet water may be connected to the cooling unit 4, respectively. The number of cooling units 4 is not particularly limited as long as the purpose of rapid cooling can be ensured.
Further, a steam generation unit 8 is connected between the casing 3 and the steam compression unit 2. The vapor compression section 2 can be provided with a source of vapor by providing the vapor generation section 8. The steam generating part 8 is a mechanical device, such as a boiler, that heats water into steam using the heat energy of fuel or other energy sources. Further, a heat source for heating the boiler may be introduced into the heating unit 1. An on-off valve is also provided between the vapor generation part 8 and the vapor compression part 2. Whether the steam in the steam generating part 8 is introduced into the steam compressing part 2 can be controlled by opening or closing the switching valve.
In a preferred embodiment, a gas-liquid separator 7 is further connected between the casing 3 and the vapor compression part 2; the gas-liquid separator 7 is connected to the housing 3 at a position corresponding to the heating portion 1. Since the gas-liquid separator 7 is provided at a position corresponding to the heating part 1 on the housing 3, the steam generated by heating and drying the Chinese medicinal extract can be introduced into the steam compression part 2 again, and in order to ensure the dryness of the steam introduced into the steam compression part 2, the gas and liquid in the steam need to be separated.
Wherein, two ends of the gas-liquid separator 7 are respectively connected with the liquid storage tank 17 and the steam compression part 2. A switch valve is connected between the gas-liquid separator 7 and the liquid storage tank 17.
Further, the material drying system further comprises a vacuum generating part 9, and the vacuum generating part 9 is communicated with the shell 3. Through communicating a vacuum generation portion 9 on casing 3, can improve the inside vacuum of casing 3, and then can reduce the required drying temperature of dry traditional chinese medicine extract to a certain extent, can further reduce the energy consumption like this. The vacuum generator 9 may use a vacuum pump, and accordingly, a circulation water tank 10 may be connected to the vacuum pump in order to lower the operating temperature of the vacuum pump.
A switching valve is further provided on a pipe between the vacuum generating part 9 and the housing 3 to control whether a vacuum atmosphere needs to be formed inside the housing 3.
Still further, in order to ensure that the dried traditional Chinese medicine extract can fall down in time, a feeder 11 is further arranged in the shell 3, and the feeder 11 is arranged at the feeding position of the conveyor belt 6. As shown in figure 1, the feeder 11 is a pneumatic cutter which is arranged near the revolving wheel, and the dried traditional Chinese medicine extract can be cut off by the pneumatic cutter.
Still further, a scraper 14 is disposed at the rotation position of the conveyor belt 6 for scraping the herbal extract on the conveyor belt 6.
Referring to fig. 1, a material receiving tank 12 is further provided on the housing 3 at a position opposite to the position of the downer 11. The material receiving tank 12 may be provided on the housing 3 at a position corresponding to the pneumatic guillotine.
The following explains the method of using the material drying system, which can be roughly divided into two stages:
the first stage is a starting stage:
firstly, preheating traditional Chinese medicine extract in a storage bin 15 to a process set temperature, then opening a switch valve connected below the storage bin 15 to enable the traditional Chinese medicine extract to fall into a feed pump 5, feeding the traditional Chinese medicine extract by the feed pump 5 according to a preset feeding speed of the process, uniformly and flatly paving the traditional Chinese medicine extract on a conveyor belt 6 by a distributor 18, and operating the conveyor belt 6 according to the process set speed;
secondly, starting the vacuum pump and a switch valve connected with the vacuum pump, and maintaining a certain vacuum degree of the system by controlling the opening degree of the switch valve;
thirdly, opening the steam generating part 8 and a switch valve connected with the steam generating part to enable the steam to enter the steam compressing part 2, enabling the compressed steam to continuously flow into a steam condenser in the heating part 1, enabling the steam passing through the steam condenser to release latent heat, and transferring the heat into the traditional Chinese medicine extract on the conveyor belt 6;
thirdly, the conveyor belt 6 is continuously operated, and the dried traditional Chinese medicine extract passes through the cooling part 4 to be cooled;
and thirdly, the dried traditional Chinese medicine extract is peeled off by the scraper 14, falls into the material receiving tank 12 for crushing after being cut off by pneumatic cutting, and the crushed traditional Chinese medicine extract is discharged by the air brake type discharger.
The second stage is a stable operation stage of the system:
firstly, preheating traditional Chinese medicine extract in a storage bin 15 to a process set temperature, then opening a switch valve connected below the storage bin 15 to enable the traditional Chinese medicine extract to fall into a feed pump 5, feeding the traditional Chinese medicine extract by the feed pump 5 according to a preset feeding speed of the process, uniformly and flatly paving the traditional Chinese medicine extract on a conveyor belt 6 by a distributor 18, and operating the conveyor belt 6 according to the process set speed;
secondly, starting the vacuum pump and a switch valve connected with the vacuum pump, and maintaining a certain vacuum degree of the system by controlling the opening degree of the switch valve;
then, the steam generating part 8 and the on-off valve connected thereto are closed; simultaneously opening the gas-liquid separator 7 and a switch valve connected with the gas-liquid separator to make the steam emitted during the evaporation of the dry traditional Chinese medicine extract enter the steam compression part 2, the compressed steam continuously flows into a steam condenser in the heating part 1, the steam passing through the steam condenser releases latent heat, and the heat is transferred to the traditional Chinese medicine extract on the conveyor belt 6;
thirdly, the conveyor belt 6 is continuously operated, and the dried traditional Chinese medicine extract passes through the cooling part 4 to be cooled;
and thirdly, the dried traditional Chinese medicine extract is peeled off by the scraper 14, falls into the material receiving tank 12 for crushing after being cut off by pneumatic cutting, and the crushed traditional Chinese medicine extract is discharged by the air brake type discharger.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A material drying system is characterized by comprising a feeding part, a heating part (1) and a steam compression part (2),
the feeding part conveys materials to the heating part (1);
the heating part (1) comprises a steam condenser;
the steam compression part (2) is connected with the steam condenser through a pipeline so as to lead the steam after the material is dried into the steam compression part (2) again.
2. The material drying system according to claim 1, characterized in that the material drying system further comprises a housing (3), the heating portion (1) being arranged within the housing (3).
3. The material drying system according to claim 2, characterized in that a cooling section (4) is further provided in the housing (3), the cooling section (4) being provided downstream of the heating section (1) in the traveling direction of the material.
4. The material drying system according to claim 3, characterized in that the feeding part comprises a feeding pump (5) and a conveyor belt (6), the feeding pump (5) is connected with a bin (15) for conveying the material in the bin (15) onto the conveyor belt (6), and the heating part (1) and the cooling part (4) are arranged below the conveyor belt (6).
5. The material drying system according to claim 2, characterized in that a steam generating section (8) is connected between the housing (3) and the steam compression section (2).
6. Material drying system according to claim 5, characterized in that a gas-liquid separator (7) is further connected between the housing (3) and the vapour compression part (2).
7. The material drying system according to claim 6, wherein the gas-liquid separator (7) is connected to the housing (3) at a position corresponding to the heating portion (1).
8. The material drying system according to claim 2, characterized in that it further comprises a vacuum generating portion (9), said vacuum generating portion (9) being in communication with said housing (3).
9. Material drying system according to claim 4, characterized in that a downer (11) is further arranged in the housing (3), which downer (11) is arranged at the blanking position of the conveyor belt (6).
10. Material drying system according to claim 9, characterised in that a material receiving tank (12) is also arranged on the housing (3) at a position opposite to the position of the downer (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799444.4U CN210399877U (en) | 2019-05-29 | 2019-05-29 | Material drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920799444.4U CN210399877U (en) | 2019-05-29 | 2019-05-29 | Material drying system |
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| Publication Number | Publication Date |
|---|---|
| CN210399877U true CN210399877U (en) | 2020-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920799444.4U Active CN210399877U (en) | 2019-05-29 | 2019-05-29 | Material drying system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013664A (en) * | 2019-05-29 | 2020-12-01 | 中国科学院理化技术研究所 | Material drying system |
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2019
- 2019-05-29 CN CN201920799444.4U patent/CN210399877U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112013664A (en) * | 2019-05-29 | 2020-12-01 | 中国科学院理化技术研究所 | Material drying system |
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