CN219963953U - Small spray dryer convenient for cleaning inner wall - Google Patents
Small spray dryer convenient for cleaning inner wall Download PDFInfo
- Publication number
- CN219963953U CN219963953U CN202223211347.XU CN202223211347U CN219963953U CN 219963953 U CN219963953 U CN 219963953U CN 202223211347 U CN202223211347 U CN 202223211347U CN 219963953 U CN219963953 U CN 219963953U
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- China
- Prior art keywords
- spray drying
- drying chamber
- cleaning
- spray
- spray dryer
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- 238000004140 cleaning Methods 0.000 title claims abstract description 50
- 239000007921 spray Substances 0.000 title claims abstract description 21
- 238000001694 spray drying Methods 0.000 claims abstract description 59
- 238000001035 drying Methods 0.000 claims abstract description 41
- 238000011084 recovery Methods 0.000 claims abstract description 24
- 239000007788 liquid Substances 0.000 claims description 26
- 230000007797 corrosion Effects 0.000 claims description 24
- 238000005260 corrosion Methods 0.000 claims description 24
- 238000007664 blowing Methods 0.000 claims description 3
- 239000002904 solvent Substances 0.000 description 13
- 239000000463 material Substances 0.000 description 12
- 239000002994 raw material Substances 0.000 description 7
- 239000002699 waste material Substances 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000003595 mist Substances 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000010981 drying operation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- -1 instruments Substances 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004698 Polyethylene Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 235000013601 eggs Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000543 intermediate Substances 0.000 description 1
- 239000011344 liquid material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000344 soap Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000001648 tannin Substances 0.000 description 1
- 229920001864 tannin Polymers 0.000 description 1
- 235000018553 tannin Nutrition 0.000 description 1
Landscapes
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The utility model discloses a small spray dryer convenient for cleaning an inner wall, which comprises a drying device, a cleaning device and a recovery device, wherein the cleaning device is detachably arranged in the drying device, the inside of the recovery device is communicated with the inside of the drying device, the recovery device is fixedly arranged at the bottom end of the drying device, the drying device comprises a spray drying chamber, a feeding device and an air supply device, the feeding device is detachably arranged at the top end of the drying device, the inside of the feeding device is communicated with the inside of the spray drying chamber through a pipeline, and the air supply device is fixedly arranged at one side of the spray drying chamber.
Description
Technical Field
The utility model relates to the field of drying equipment, in particular to a small spray dryer convenient for cleaning the inner wall.
Background
A dryer is a mechanical device for reducing the moisture of a material by using heat energy, and is used for drying the material, moisture (generally referred to as moisture or other volatile liquid components) in the material is vaporized and escaped by heating, so that a solid material with a specified moisture content is obtained, and the dryer is generally classified into an atmospheric dryer and a vacuum dryer.
The spray dryer is one of the normal pressure dryers, which can simultaneously dry and granulate, and spray-dries the liquid material in mist form by contacting it with hot air, and is commonly used for drying certain heat-sensitive liquids, suspensions and viscous liquids, such as milk, eggs, tannins, medicines, and the like, and also for drying fuels, intermediates, soap powders, inorganic salts, and the like. The drying process is simple and mild, is suitable for industrial mass production, is used as a device for separating gas-solid system or liquid-solid system, and has wide application prospect in the industries of milk products, foods, chemistry, pharmacy and the like.
In the existing spray drying device, the working principle is that the feed liquid is atomized into mist drops with small diameter by utilizing an atomizer, water or other solvents in the feed liquid are rapidly evaporated in the process of directly contacting with hot air or other heat mediums in a drying tower, the feed liquid is dried into powdery products in a very short time, and then discharged from the drying tower to a cyclone separator to realize gas-solid separation, thereby obtaining the dried products. Compared with other drying technologies, spray drying has the advantages of high drying speed, high yield, low destruction rate of effective components, good powder uniformity and the like, but semi-wet materials, low-melting-point materials or a large amount of powder and the like can be adsorbed on the inner walls of a spray drying chamber and a cyclone separator and are not easy to fall down in the spray drying process, so that a large amount of time and manpower are consumed to clean the drying chamber after the drying is finished, the traditional manual cleaning is used in the production process, time and labor are consumed, the risk of equipment breakage or damage caused by manual operation is also present, the damage is caused on economy and personal safety, the safety problems such as environmental pollution are also easily caused, and even the use of subsequent instruments is influenced, and a plurality of troubles are caused to the production and the use.
Therefore, there is a need in the art for a spray dryer that facilitates cleaning of the interior walls, and after the spray drying operation is completed, the cleaning of the interior walls of the drying chamber can be quickly and conveniently completed, so that the spray dryer can be quickly brought into the next drying operation.
Disclosure of Invention
In order to solve the technical problems, the utility model provides a small spray dryer convenient for cleaning an inner wall, which comprises a drying device, a cleaning device and a recovery device, wherein the cleaning device is detachably arranged in the drying device, the interior of the recovery device is communicated with the interior of the drying device, and the recovery device is fixedly arranged at the bottom end of the drying device;
the drying device comprises a spray drying chamber, a feeding device and an air supply device, wherein the feeding device is detachably arranged at the top end of the drying device, the inside of the feeding device is communicated with the inside of the spray drying chamber through a pipeline, and the air supply device is fixedly arranged on one side of the spray drying chamber.
In a specific embodiment, the cleaning device comprises a corrosion-resistant hose and a nozzle, the corrosion-resistant hose is detachably arranged at the top end of the spray drying chamber, the axial direction of the corrosion-resistant hose is vertical, one end of the corrosion-resistant hose is connected with an electric pump through a pipeline, and the nozzle is fixedly arranged at the other end of the corrosion-resistant hose.
In one embodiment, the nozzle is a high pressure self-rotating nozzle.
In a specific embodiment, the feeding device comprises an atomizer and a liquid inlet pipe, the atomizer is arranged at the top of the spray drying chamber, one end of the liquid inlet pipe is communicated with the atomizer, and the other end of the liquid inlet pipe is communicated with external raw material liquid.
In a specific embodiment, the recovery device comprises a first collecting bottle and a cyclone separator, wherein the first collecting bottle is detachably arranged at the bottom of the spray drying chamber, the cyclone separator is fixedly arranged on one side of the spray drying chamber, and the interior of the cyclone separator is communicated with the interior of the spray drying chamber through a pipeline.
In a specific embodiment, the air supply device is communicated to the interior of the spray drying chamber through a pipeline and is used for blowing dry hot air into the spray drying chamber;
in a specific embodiment, the bottom of the cyclone is detachably provided with a second collection bottle for collecting cleaning liquid or dry product in the cyclone.
In a specific embodiment, the main body of the spray drying chamber is cylindrical, and the bottom of the spray drying chamber is in a frustum shape with a large top and a small bottom.
In a specific embodiment, the cyclone separator body is in a frustum shape with a large top and a small bottom.
The beneficial effects are that:
1. according to the utility model, through the arrangement of the cleaning device, the cleaning solvent is conveyed into the spray drying chamber through the corrosion-resistant hose, the cleaning solvent is sprayed onto the inner wall of the spray drying chamber through the nozzle, and the high-pressure self-rotating nozzle is controlled to rotate around the axis of the corrosion-resistant hose by adjusting the hydraulic pressure of the cleaning solvent, so that all parts of the spray drying chamber and the inner wall of the cyclone separator are cleaned;
2. according to the utility model, through the arrangement of the recovery device, the cleaned waste liquid can be recovered into the first collecting bottle and the second collecting bottle, so that pollution of the clean waste liquid to production or experimental environments is prevented.
Drawings
FIG. 1 is a schematic view of a construction of an embodiment of a compact spray dryer of the present utility model for facilitating cleaning of an interior wall;
fig. 2 is a partial schematic structural view of the cleaning device of the present utility model.
Reference numerals illustrate:
1. a drying device; 2. a cleaning device; 3. a recovery device; 11. a spray drying chamber; 21. a corrosion resistant hose; 22. a nozzle; 31. a first collection bottle; 32. a cyclone separator; 33. and a second collection bottle.
Detailed Description
The following description of the present utility model will be made clearly and fully, and it is apparent that the embodiments described are some, but not all, of the embodiments of the present utility model. 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. Materials, instruments, reagents and the like used in the following examples are commercially available unless otherwise specified. The technical means used in the examples, unless otherwise specified, are conventional means well known to those skilled in the art.
The structures, proportions, sizes, etc. shown in the drawings herein are shown in detail, and should not be construed as limiting the scope of the utility model, since it is intended that all changes in structure, proportion, or adjustment of size be included in the scope of the utility model without affecting the efficiency or achievement thereof, and terms such as "upper", "lower", "left", "right", "middle", and "one" are used for descriptive purposes only and are not intended to limit the scope of the utility model.
Example 1
As shown in fig. 1-2, a compact spray dryer for facilitating cleaning of an inner wall comprises a drying device 1, a cleaning device 2 and a recovery device 3, wherein the cleaning device 2 is detachably installed inside the drying device 1, the inside of the recovery device 3 is communicated with the inside of the drying device 1, and the recovery device 3 is fixedly installed at the bottom end of the drying device 1;
drying device 1 includes spray drying room 11, feed arrangement and air supply arrangement, and feed arrangement detachably installs on drying device's top, and feed arrangement's inside communicates through pipeline and spray drying room 11's inside, and air supply arrangement fixed mounting is in one side of spray drying room 11, and spray drying room 11's main part is cylindric, and spray drying room 11's bottom is big-end-up's frustum form, and the product that produces in the spray drying room 11 gets into recovery unit 3 through frustum form bottom.
The cleaning device 2 includes a corrosion-resistant hose 21 and a nozzle 22, the corrosion-resistant hose 21 is detachably installed at the top end of the spray drying chamber 11, and the corrosion-resistant hose 21 is movable up and down to adjust the height of the cleaning solvent sprayed, thereby improving the coverage area of the cleaning work. The axial direction of the corrosion-resistant hose 21 is vertical, one end of the corrosion-resistant hose 21 is connected with an electric pump through a pipeline, and the other end of the corrosion-resistant hose 21 is fixedly provided with a nozzle 22. The corrosion-resistant hose 21 is made of a polymer corrosion-resistant material, and the corrosion-resistant hose 21 made of different materials such as a PFA hose, a polymer polyethylene hose, an FEP hose and the like can be selected according to different selected cleaning solvents. The nozzle 22 is a high-pressure self-rotating nozzle, the water pressure of the cleaning solvent changes, the spray direction of the nozzle 22 changes, and the cleaning solvent is sprayed to various positions in the inner wall of the spray drying chamber 11 and the recovery device 3 in combination with the up-and-down movement of the corrosion-resistant hose 21.
The feed arrangement includes atomizer and feed liquor pipe, and the atomizer sets up at the top of spray drying room 11, and the one end and the atomizer intercommunication of feed liquor pipe, the other end and the outside raw materials liquid intercommunication of feed liquor pipe. During drying operation, external raw material liquid is pumped into the atomizer through the feed pipe, the atomizer atomizes the material liquid into fine mist drops, the fine material liquid mist drops are sprayed into the spray drying chamber 11 through the nozzle of the atomizer, and the atomized material liquid can be fully contacted with drying hot air.
The air supply device is communicated to the inside of the spray drying chamber 11 through a pipeline and is used for filtering and heating air, blowing dry hot air into the spray drying chamber 11, and instantly drying the hot air into a primary product after the hot air is fully contacted with feed liquid droplets, and feeding the primary product into the recovery device 3 for recovery through hot air.
The recovery device 3 comprises a first collecting bottle 31 and a cyclone separator 32, wherein the first collecting bottle 31 is detachably arranged at the bottom of the spray drying chamber 11, the cyclone separator 32 is fixedly arranged on one side of the spray drying chamber 11, the inside of the cyclone separator 32 is communicated with the inside of the spray drying chamber 11 through a pipeline, and the main body of the cyclone separator 32 is in a frustum shape with a large upper part and a small lower part. The first collecting bottle 31 is used for directly collecting the dried product or the washing waste liquid in the spray drying chamber 11, and the second collecting bottle 33 is detachably installed at the bottom of the cyclone 32, and the second collecting bottle 33 is used for collecting the washing waste liquid or the dried product in the cyclone 32.
The embodiment provides a small-size spray drier convenient to wash inner wall, and the working process is as follows:
the raw material solution to be dried enters an atomizer arranged at the top of the spray drying chamber 11 through a liquid inlet pipe, the raw material solution is atomized into ultrafine fog drops by the atomizer and uniformly sprayed into the spray drying chamber 11, the filtered and heated drying hot gas is blown into the spray drying chamber 11 by an air supply device, contacts with the fog drops of the raw material solution and dries the raw material solution into particles, and the dried product enters the recovery device 3 for recovery. After the drying operation is finished, cleaning the materials adhered to the inner walls of the spray drying chamber 11 and the cyclone separator 32, pumping the cleaning solvent into the corrosion-resistant hose 21, spraying the cleaning solvent to the inner wall of the spray drying chamber 11 through the nozzle 22, and uniformly spraying the cleaning solvent into the spray drying chamber 11 by adjusting the hydraulic pressure of the cleaning solvent and rotating the nozzle 22 along with the change of the hydraulic pressure; the cleaning device 2 is adjusted to extend into the spray drying chamber 2, so that the cleaning coverage is maximized, the cleaning solvent enters the cyclone separator 32 through the pipeline, the cyclone separator 32 is cleaned, the cleaned waste liquid enters the first collecting bottle 31 and the second collecting bottle 33 respectively, and the recovery and treatment of the waste liquid are completed by staff.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather to enable any modification, equivalent replacement, improvement or the like to be made within the spirit and principles of the utility model.
Claims (9)
1. The miniature spray dryer is characterized by comprising a drying device (1), a cleaning device (2) and a recovery device (3), wherein the cleaning device (2) is detachably arranged in the drying device (1), the interior of the recovery device (3) is communicated with the interior of the drying device (1), and the recovery device (3) is fixedly arranged at the bottom end of the drying device (1);
drying device (1) are including spray drying room (11), feed arrangement and air supply arrangement, feed arrangement detachably installs on drying device's top, just feed arrangement's inside communicates through the inside of pipeline and spray drying room (11), air supply arrangement fixed mounting is in one side of spray drying room (11).
2. A compact spray dryer for facilitating cleaning of inner walls according to claim 1, characterised in that the cleaning device (2) comprises a corrosion resistant hose (21) and a nozzle (22), the corrosion resistant hose (21) is detachably mounted at the top end of the spray drying chamber (11), the axial direction of the corrosion resistant hose (21) is in a vertical direction, one end of the corrosion resistant hose (21) is connected with an electric pump through a pipe, and the other end of the corrosion resistant hose (21) is fixedly provided with the nozzle (22).
3. A compact spray dryer for facilitating cleaning of inner walls according to claim 2, characterised in that the nozzle (22) is a high pressure self-rotating nozzle.
4. A compact spray dryer for facilitating cleaning of an inner wall according to claim 1, characterised in that the feed means comprises an atomizer and a feed tube, the atomizer being arranged at the top of the spray drying chamber (11), one end of the feed tube being in communication with the atomizer, the other end of the feed tube being in communication with an external feed liquid.
5. A compact spray dryer for facilitating cleaning of inner walls according to claim 4, characterised in that the recovery device (3) comprises a first collecting bottle (31) and a cyclone separator (32), the first collecting bottle (31) is detachably mounted at the bottom of the spray drying chamber (11), the cyclone separator (32) is fixedly mounted at one side of the spray drying chamber (11), and the interior of the cyclone separator (32) is in communication with the interior of the spray drying chamber (11) through a pipe.
6. A compact spray dryer for facilitating cleaning of an inner wall according to claim 1, characterized in that the air supply means is connected to the interior of the spray drying chamber (11) by means of a pipe for blowing drying hot air into the spray drying chamber (11).
7. A compact spray dryer for facilitating cleaning of inner walls according to claim 5, characterised in that the bottom of the cyclone (32) is detachably fitted with a second collecting bottle (33), which second collecting bottle (33) is used for collecting the cleaning liquid or the dried product in the cyclone (32).
8. A compact spray dryer for facilitating cleaning of inner walls according to claim 1, characterized in that the body of the spray drying chamber (11) is cylindrical, and the bottom of the spray drying chamber (11) is in the shape of a truncated cone with a large top and a small bottom.
9. A compact spray dryer for facilitating cleaning of inner walls according to claim 7, characterised in that the cyclone separator (32) has a body in the form of a truncated cone with a large top and a small bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223211347.XU CN219963953U (en) | 2022-12-01 | 2022-12-01 | Small spray dryer convenient for cleaning inner wall |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223211347.XU CN219963953U (en) | 2022-12-01 | 2022-12-01 | Small spray dryer convenient for cleaning inner wall |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219963953U true CN219963953U (en) | 2023-11-07 |
Family
ID=88580406
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223211347.XU Active CN219963953U (en) | 2022-12-01 | 2022-12-01 | Small spray dryer convenient for cleaning inner wall |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219963953U (en) |
-
2022
- 2022-12-01 CN CN202223211347.XU patent/CN219963953U/en active Active
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