CN219941790U - Aseptic spray drying device - Google Patents
Aseptic spray drying device Download PDFInfo
- Publication number
- CN219941790U CN219941790U CN202320744392.7U CN202320744392U CN219941790U CN 219941790 U CN219941790 U CN 219941790U CN 202320744392 U CN202320744392 U CN 202320744392U CN 219941790 U CN219941790 U CN 219941790U
- Authority
- CN
- China
- Prior art keywords
- drying chamber
- induced draft
- door
- draft fan
- driving
- 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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Links
- 238000001694 spray drying Methods 0.000 title claims abstract description 13
- 238000001035 drying Methods 0.000 claims abstract description 59
- 239000007788 liquid Substances 0.000 description 12
- 239000003595 mist Substances 0.000 description 7
- 239000000843 powder Substances 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 229920001661 Chitosan Polymers 0.000 description 5
- 239000007787 solid Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010981 drying operation Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Landscapes
- Drying Of Solid Materials (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a sterile spray drying device, which comprises a drying chamber, a cyclone separator arranged at one side of the drying chamber, a conveying pipeline for connecting the drying chamber and the cyclone separator, and a first induced draft fan arranged at an air outlet of the cyclone separator, wherein an opening and closing door is arranged below the inside of the drying chamber and comprises door bodies arranged side by side and a driving assembly for driving the door bodies to rotate; the device also comprises a controller, wherein the controller controls the first induced draft fan and the driving component to start alternately. The utility model sets up the opening door in the interior of the dry chamber, opening and closing door and first induced draft fan are opened alternately, namely when the first induced draft fan opens the suction, the door body is closed, the first induced draft fan can suck the dried supplies below the dry chamber, when the first induced draft fan is closed, the door body opens, the dried supplies above the interior of the dry chamber can reach the interior below the dry chamber downward to wait to be sucked away, avoid the incomplete condition of drying.
Description
Technical Field
The utility model relates to the technical field of chitosan production, in particular to a sterile spray drying device.
Background
The working principle of the red sterile spray dryer in the prior art is as follows: air passes through the filter and the heater, enters the air distributor at the top of the centrifugal spray dryer, and hot air uniformly enters the dryer in a spiral shape. The feed liquid is pumped to a centrifugal atomizer at the top of the dryer through a filter by a feed liquid tank, so that the feed liquid is sprayed into tiny mist droplets, the feed liquid is contacted with hot air in parallel flow, moisture is rapidly evaporated, the finished product is dried in a very short time, the finished product is discharged from the bottom of a drying tower and a cyclone separator, and waste gas is discharged from a fan.
As shown in fig. 1, due to the air suction effect of the induced draft fan on the cyclone separator, the mist droplets and hot air in the drying chamber can be accelerated to move downwards, so that a part of hot air is sucked away without drying the mist droplets into powder, and the drying effect is affected.
Disclosure of Invention
The utility model aims to provide a sterile spray drying device, which solves the problems that in the prior art, due to the air suction effect of a first induced draft fan, fog drops and hot air in a drying chamber move downwards, so that a part of hot air is sucked away without drying the fog drops into powder, and the drying effect is affected.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the sterile spray drying device comprises a drying chamber, a cyclone separator arranged on one side of the drying chamber, a conveying pipeline for connecting the drying chamber and the cyclone separator, and a first induced draft fan arranged at an air outlet of the cyclone separator, wherein an opening and closing door is arranged below the inside of the drying chamber, and comprises door bodies arranged side by side and a driving assembly for driving the door bodies to rotate;
the device also comprises a controller, wherein the controller controls the first induced draft fan and the driving component to start alternately.
Preferably, an atomizing sprayer is arranged above the drying chamber, and a hot air inlet fan is arranged on one side of the drying chamber along the tangential direction.
Preferably, the driving structure comprises a rotating shaft fixed on one side of the door body close to the inner wall of the drying chamber, and two ends of the rotating shaft are rotatably arranged on the drying chamber through bearings.
Preferably, one end of the rotating shaft is fixed with a fixed shaft extending shaft, the fixed shaft extending shaft is provided with a turbine, two turbines are meshed with worms, the spiral directions of the two worms are opposite, and a main shaft is arranged between the two worms.
Preferably, a driven gear is fixed on the main shaft, a driving gear is meshed with one side of the driven gear, and a motor for driving the driving gear to rotate is arranged outside the drying chamber.
Preferably, the drying chamber comprises a cylindrical part, a rectangular cylindrical part and a conical blanking part which are sequentially arranged from top to bottom, and the door body is positioned at the upper end of the interior of the rectangular cylindrical part.
Compared with the prior art, the utility model has the beneficial effects that: the utility model sets up the opening door in the drying chamber, opening and closing door and first draught fan are opened alternately, namely when the first draught fan opens the suction, the door body is closed, the first draught fan can suck the dried supplies below the drying chamber, when the first draught fan is closed, the door body is opened, the dried supplies above the drying chamber can reach the drying chamber downward and wait to be sucked, this kind of mode can avoid the first draught fan to accelerate the condition that the drying is not thorough that the fog drops and hot air in the drying chamber move downward.
Drawings
The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:
FIG. 1 is an overall view of the present utility model;
fig. 2 is a schematic view of the structure of the opening and closing door of the present utility model.
In the figure: 1. a drying chamber; 11. a cylindrical portion; 12. a rectangular cylindrical portion; 13. a conical blanking part; 2. an atomizing atomizer; 3. opening and closing the door; 31. a door body; 32. a rotating shaft; 33. a fixed shaft; 33. an extension shaft; 34. a turbine; 35. a worm; 36. a motor; 37. a drive gear; 38. a driven gear; 4. a hot air intake fan; 5. a first induced draft fan; 6. a delivery conduit; 7. a cyclone separator.
Description of the embodiments
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1, in the embodiment of the present utility model, a sterile spray drying apparatus includes a drying chamber 1, an atomizing sprayer 2 is disposed above the drying chamber 1, a hot air intake fan 4 is installed on one side of the drying chamber 1 along a tangential direction, air enters the interior of the hot air intake fan 4 after passing through a filter and a heater (not shown), and then is blown into the interior of the drying chamber 1, and the hot air uniformly enters the dryer in a spiral shape, and chitosan feed liquid is atomized from a feed liquid tank to the interior of the atomizing sprayer 2 by pumping through the filter, so that the feed liquid is sprayed into tiny mist droplets, the chitosan feed liquid and the hot air are contacted in parallel flow, and moisture is rapidly evaporated, thereby realizing rapid drying;
with continued reference to fig. 1, a cyclone separator 7 is arranged at one side of the drying chamber 1, a conveying pipeline 6 is connected between the drying chamber 1 and the cyclone separator 7, a first induced draft fan 5 is arranged at an air outlet of the cyclone separator 7, and then when the first induced draft fan 5 works, the powder material dried in the drying chamber 1 can be sucked away together with air, and the dry material enters into the cyclone separator 7 along the conveying pipeline 6 to move downwards, and then is collected;
as shown in fig. 1 and 2, in the above process, due to the air suction effect of the first induced draft fan 5, the mist droplets and hot air in the drying chamber 1 move downwards, so that a part of hot air is sucked away without drying the mist droplets into powder, and the drying effect is affected, so that the opening and closing door 3 is installed below the drying chamber 1, and the opening and closing door 3 comprises a door body 31 and a driving component for driving the door body 31 to rotate, and the door body 31 can be opened or closed by the driving component, and when the door body is closed, the first induced draft fan 5 can only suck away solid powder and gas below the drying chamber, so that the drying operation above is not affected, and the drying is ensured to be thorough;
as shown in fig. 1 and 2, in this embodiment, the cyclone separator further comprises a controller, wherein the controller controls the first induced draft fan 5 and the driving component to start alternately, so that when the first induced draft fan 5 sucks air, the driving component drives the door body 31 to close, otherwise when the first induced draft fan 5 does not suck air any more, the driving component drives the door body 31 to open, and at this time, the solids with dried components in powder above the door body can be sucked into the cyclone separator 7 by the first induced draft fan 5 downwards;
preferably, the driving structure comprises a rotating shaft 32 fixed on one side of the door body 31 close to the inner wall of the drying chamber 1, two ends of the rotating shaft 32 are rotatably mounted on the drying chamber 1 through bearings, a fixed shaft extending shaft 33 is fixed at one end of the rotating shaft 32, a turbine 34 is mounted on the fixed shaft extending shaft 33, two worm gears 35 are meshed with the two turbine 34, the spiral directions of the two worm gears 35 are opposite, a main shaft is arranged between the two worm gears 35, a driven gear 38 is fixed on the main shaft, a driving gear 37 is meshed with one side of the driven gear 38, a motor 36 for driving the driving gear 37 to rotate is mounted outside the drying chamber 1, and then the driving gear 37 drives the driven gear 38 to rotate under the action of the motor 36, so that the main shaft drives the two worm gears 35 to rotate, the turbine 34 drives the rotating shaft 32 to rotate, and finally the door body 31 is opened and closed;
preferably, in order to facilitate the opening and closing of the door 31, the drying chamber 1 includes a cylindrical portion 11, a rectangular cylindrical portion 12 and a tapered blanking portion 13 sequentially disposed from top to bottom, and the door 31 is located at an inner upper end of the rectangular cylindrical portion 12.
The working principle and the using flow of the utility model are as follows: when the device is used, air enters the hot air inlet fan 4 through the filter and the heater (not shown) and then is blown into the drying chamber 1, hot air is spirally and uniformly enters the dryer, chitosan feed liquid is atomized from the feed liquid tank to the inside of the atomizing sprayer 2 through the filter by pumping, so that the feed liquid is sprayed into tiny mist droplets, the chitosan feed liquid and the hot air are in parallel flow contact, moisture is quickly evaporated, quick drying is realized, the first induced draft fan 5 and the driving assembly are controlled to be alternately started by the controller, further, when the first induced draft fan 5 sucks air, the driving assembly drives the door body 31 to be closed, otherwise, when the first induced draft fan 5 does not suck air any more, the driving assembly drives the door body 31 to be opened, and at the moment, the solid with the powder dry components above can be sucked into the cyclone separator 7 downwards by the first induced draft fan 5.
Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (6)
1. The utility model provides a sterile spray drying device, includes drying chamber (1), sets up cyclone (7) in drying chamber (1) one side, connects pipeline (6) of drying chamber (1) and cyclone (7) and installs first draught fan (5) at cyclone (7) air outlet, its characterized in that: an opening and closing door (3) is arranged below the inside of the drying chamber (1), and the opening and closing door (3) comprises door bodies (31) arranged side by side and a driving assembly for driving the door bodies (31) to rotate;
the device also comprises a controller, wherein the controller controls the first induced draft fan (5) and the driving assembly to start alternately.
2. A sterile spray drying apparatus according to claim 1, wherein: an atomizing sprayer (2) is arranged above the drying chamber (1), and a hot air inlet fan (4) is arranged on one side of the drying chamber (1) along the tangential direction.
3. A sterile spray drying apparatus according to claim 1, wherein: the driving assembly comprises a rotating shaft (32) fixed on one side of the door body (31) close to the inner wall of the drying chamber (1), and two ends of the rotating shaft (32) are rotatably arranged on the drying chamber (1) through bearings.
4. A sterile spray drying apparatus according to claim 3, wherein: one end of the rotating shaft (32) is fixed with a fixed shaft extension shaft (33), the fixed shaft extension shaft (33) is provided with a turbine (34), two turbines (34) are meshed with worms (35), the spiral directions of the two worms (35) are opposite, and a main shaft is arranged between the two worms (35).
5. A sterile spray drying apparatus according to claim 4, wherein: a driven gear (38) is fixed on the main shaft, a driving gear (37) is meshed with one side of the driven gear (38), and a motor (36) for driving the driving gear (37) to rotate is arranged outside the drying chamber (1).
6. A sterile spray drying apparatus according to claim 3, wherein: the drying chamber (1) comprises a cylindrical part (11), a rectangular cylindrical part (12) and a conical blanking part (13) which are sequentially arranged from top to bottom, and the door body (31) is positioned at the upper end of the inside of the rectangular cylindrical part (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320744392.7U CN219941790U (en) | 2023-04-07 | 2023-04-07 | Aseptic spray drying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320744392.7U CN219941790U (en) | 2023-04-07 | 2023-04-07 | Aseptic spray drying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219941790U true CN219941790U (en) | 2023-11-03 |
Family
ID=88538759
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320744392.7U Active CN219941790U (en) | 2023-04-07 | 2023-04-07 | Aseptic spray drying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219941790U (en) |
-
2023
- 2023-04-07 CN CN202320744392.7U patent/CN219941790U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |