CN212998435U - Spray drying system - Google Patents
Spray drying system Download PDFInfo
- Publication number
- CN212998435U CN212998435U CN202021004527.9U CN202021004527U CN212998435U CN 212998435 U CN212998435 U CN 212998435U CN 202021004527 U CN202021004527 U CN 202021004527U CN 212998435 U CN212998435 U CN 212998435U
- Authority
- CN
- China
- Prior art keywords
- drying chamber
- cyclone
- cyclone separator
- atomizer
- pipeline
- 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.)
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- 238000001694 spray drying Methods 0.000 title claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 37
- 239000007788 liquid Substances 0.000 claims abstract description 19
- 238000011084 recovery Methods 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims description 11
- 239000000843 powder Substances 0.000 claims description 7
- 241000219122 Cucurbita Species 0.000 claims description 3
- 235000009852 Cucurbita pepo Nutrition 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 14
- 230000029058 respiratory gaseous exchange Effects 0.000 abstract description 8
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 229920002456 HOTAIR Polymers 0.000 description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound data:image/svg+xml;base64,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 data:image/svg+xml;base64,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 O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000002245 particle Substances 0.000 description 7
- 239000011324 bead Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Abstract
The utility model belongs to the pharmaceutical field, in particular to a spray drying system, wherein an atomizer is arranged at the upper end of a drying chamber, and the upper end of the atomizer is respectively connected with a feed liquid tank and an air heater through pipelines; the inside top of drying chamber is provided with a screen panel, be provided with pipeline I of breathing in between the screen panel upper end outside and the cavity inner wall of drying chamber, be provided with pipeline II of breathing in the screen panel lower part, pipeline I of breathing in is connected with cyclone I upper portion, pipeline II of breathing in is connected with cyclone II upper portion, the drying chamber, cyclone I and cyclone II's lower extreme ejection of compact pipeline is connected with cyclone III upper portion, cyclone I, cyclone II and cyclone III's top outlet duct evacuation, cyclone III's lower extreme is provided with the farine recovery groove. The utility model discloses can separate the separation to the gaseous layering absorption in the drying chamber, it is effectual to separate.
Description
Technical Field
The utility model belongs to the pharmacy field, concretely relates to spray drying system.
Background
The spray drying apparatus is an apparatus that can perform drying and granulation simultaneously. The working process comprises the following steps: firstly, heating air, then feeding the heated air into a spray drying tower, making the feed liquid pass through a high-speed centrifugal atomizer at the top of the spray drying tower, and (rotatably) spraying the feed liquid into ultrafine atomized liquid beads, and making the ultrafine atomized liquid beads be in parallel flow contact with hot air, and drying the ultrafine atomized liquid beads into a finished product in a very short time. Separating the finished product, the hot air and the water vapor by a cyclone separator, collecting the obtained finished product at the bottom of the cyclone separator, and directly discharging the hot air or discharging the hot air after temperature reduction. The prior art has the problems that the mixture containing water vapor, finished product powder and hot air is sucked out from the middle part of the drying tower, the water vapor is partially condensed and is mixed with finished product particles again in the separation process of the cyclone separator, the separation load of the cyclone separator is too heavy, the separation effect is poor, and therefore the discharged air is possibly mixed with the finished product, the waste of the finished product is caused, and the environment is polluted.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a spray drying system can absorb the separation to the gaseous layering in the drying chamber, and it is effectual to separate.
The specific technical scheme is as follows: a spray drying system comprises a material liquid tank, a material conveying pump, an air filter, a blower, an air heater, an atomizer, a drying chamber, a cyclone separator and a fine powder recovery tank, wherein the atomizer is arranged at the upper end of the drying chamber, the lower end of the atomizer extends into the drying chamber, the upper end of the atomizer is respectively connected with the material liquid tank and the air heater through pipelines, the material conveying pump is arranged on the pipeline connecting the material liquid tank and the atomizer, the blower and the air filter are arranged at the front end of the air heater, and a vibration exciter is arranged at the lower end of the drying chamber; the inside top of drying chamber is provided with a screen panel, the atomizer nozzle stretches into in the screen panel, be provided with the pipeline of breathing in I between the cavity inner wall of screen panel upper end outside and drying chamber, be provided with the pipeline of breathing in II in the screen panel lower part, pipeline of breathing in I is connected with cyclone I upper portion, pipeline of breathing in II is connected with cyclone II upper portion, the drying chamber, cyclone I and cyclone II's lower extreme ejection of compact pipeline is connected with cyclone III upper portion, cyclone I, cyclone II and cyclone III's top outlet duct evacuation, cyclone III's lower extreme is provided with the farine recovery tank. Further, the mesh enclosure is in a conical net shape or a gourd shape. Furthermore, the aperture of the mesh of the net cover is 1-5 mm.
Has the advantages that: under the isolation of the mesh enclosure, water vapor and hot air pass through the mesh enclosure, enter between the outer side of the upper end of the mesh enclosure and the inner wall of the cavity of the drying chamber, and enter a cyclone separator I through an air suction pipeline I for separation; a large amount of finished product particles fall under the limitation of the mesh enclosure, part of water vapor is contained in the falling finished product particles, the partial water vapor is suspended in the middle under the action of hot air, and the hot air enters a cyclone separator II through an air suction pipeline II for separation; therefore, the load of the cyclone separator is reduced through the layered separation of the water vapor at the upper part and the mixed suspended particles at the middle part, and the separation effect is good. The utility model discloses can absorb the separation to the gaseous layering in the drying chamber, separate effectually, avoid off-the-shelf waste and avoid the polluted environment.
Drawings
FIG. 1 is a schematic view of the present invention with a gourd-shaped mesh enclosure;
FIG. 2 is a schematic view of the present invention with a tapered mesh screen;
FIG. 3 is a schematic view of the present invention with a double cone-shaped mesh enclosure;
wherein, 1, the feed liquid tank; 2, a material delivery pump; 3, an air filter; 4, a blower; 5 an air heater; 6, an atomizer; 7, a drying chamber; 801 cyclone separator I; 802 cyclone separator II; 802 cyclone separator III, 9 fine powder recovery tank; 10, a vibration exciter; 11 a mesh enclosure; 1201 air intake duct I; 1202 an aspiration conduit II; 13 air exhaust fan.
Detailed Description
A spray drying system as shown in fig. 1, which comprises a feed liquid tank 1, a feed delivery pump 2, an air filter 3, a blower 4, an air heater 5, an atomizer 6, a drying chamber 7, a cyclone separator and a fine powder recovery tank 9, wherein the atomizer 6 is arranged at the upper end of the drying chamber 7, the lower end of the atomizer 6 extends into the drying chamber 7, the upper end of the atomizer 6 is respectively connected with the feed liquid tank 1 and the air heater 5 through pipelines, the feed delivery pump 2 is arranged on the pipeline connecting the feed liquid tank 1 and the atomizer 6, the blower 4 and the air filter 5 are arranged at the front end of the air heater 5, and a vibration exciter 10 is arranged at the lower end of the drying chamber 7; a mesh enclosure 11 is arranged at the top end inside a drying chamber 7, a nozzle of an atomizer 6 extends into the mesh enclosure 11, a suction pipeline I1201 is arranged between the outer side of the upper end of the mesh enclosure 11 and the inner wall of a cavity of the drying chamber 7, a suction pipeline II1202 is arranged in the lower portion of the mesh enclosure 11, the suction pipeline I1201 is connected with the upper portion of a cyclone separator I801, the suction pipeline II1202 is connected with the upper portion of a cyclone separator II802, discharge pipelines at the lower ends of the drying chamber 7, the cyclone separator I801 and the cyclone separator II802 are connected with the upper portion of a cyclone separator III803, air outlet pipelines at the top ends of the cyclone separator I801, the cyclone separator II802 and the cyclone separator III803 are emptied through an exhaust fan 13, and a fine powder recovery groove 9 is. Further, the mesh enclosure 11 is in a tapered mesh shape, a gourd shape or a double-cone shape. Furthermore, the aperture of the mesh cover 11 is 1-5 mm.
The air is filtered and heated and enters the drying chamber. The feed liquid is sprayed into superfine mist liquid beads through a high-speed centrifugal atomizer at the top of the tower body (rotating), the liquid beads are in parallel flow contact with hot air and can be dried into a finished product within a short time, and under the isolation of a mesh enclosure, water vapor and the hot air pass through the mesh enclosure, enter the space between the outer side of the upper end of the mesh enclosure and the inner wall of a cavity of a drying chamber and enter a cyclone separator I through a suction pipeline I for separation; a large amount of finished product particles fall under the limitation of the mesh enclosure, part of water vapor is contained in the falling finished product particles, the partial water vapor is suspended in the middle under the action of hot air, and the hot air enters a cyclone separator II through an air suction pipeline II for separation; therefore, the load of the cyclone separator is reduced through the layered separation of the water vapor at the upper part and the mixed suspended particles at the middle part, and the separation effect is good. The finished product is continuously output from the bottom of the drying tower and the cyclone separator, and the waste gas is discharged into the air.
Claims (3)
1. A spray drying system comprises a material liquid tank, a material conveying pump, an air filter, a blower, an air heater, an atomizer, a drying chamber, a cyclone separator and a fine powder recovery tank, wherein the atomizer is arranged at the upper end of the drying chamber, the lower end of the atomizer extends into the drying chamber, the upper end of the atomizer is respectively connected with the material liquid tank and the air heater through pipelines, the material conveying pump is arranged on the pipeline connecting the material liquid tank and the atomizer, the blower and the air filter are arranged at the front end of the air heater, and a vibration exciter is arranged at the lower end of the drying chamber; the drying chamber is characterized in that a mesh enclosure is arranged at the top end inside the drying chamber, a nozzle of an atomizer extends into the mesh enclosure, a suction pipeline I is arranged between the outer side of the upper end of the mesh enclosure and the inner wall of a cavity of the drying chamber, a suction pipeline II is arranged in the lower portion of the mesh enclosure, the suction pipeline I is connected with the upper portion of a cyclone separator I, the suction pipeline II is connected with the upper portion of the cyclone separator II, the lower end discharge pipelines of the drying chamber, the cyclone separator I and the cyclone separator II are connected with the upper portion of a cyclone separator III, the top end discharge pipelines of the cyclone separator I, the cyclone separator II and the cyclone separator III are emptied, and a fine powder recovery tank is.
2. A spray drying system according to claim 1 wherein said screen is tapered mesh or gourd shaped.
3. A spray drying system according to claim 2 wherein the mesh openings of the screen have a diameter of 1 to 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021004527.9U CN212998435U (en) | 2020-06-04 | 2020-06-04 | Spray drying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021004527.9U CN212998435U (en) | 2020-06-04 | 2020-06-04 | Spray drying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212998435U true CN212998435U (en) | 2021-04-20 |
Family
ID=75493171
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021004527.9U Active CN212998435U (en) | 2020-06-04 | 2020-06-04 | Spray drying system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212998435U (en) |
-
2020
- 2020-06-04 CN CN202021004527.9U patent/CN212998435U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |