CN110895092A - Cyclone air-distributing fluidized bed - Google Patents
Cyclone air-distributing fluidized bed Download PDFInfo
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- CN110895092A CN110895092A CN201910989587.6A CN201910989587A CN110895092A CN 110895092 A CN110895092 A CN 110895092A CN 201910989587 A CN201910989587 A CN 201910989587A CN 110895092 A CN110895092 A CN 110895092A
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- 239000004744 fabric Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 21
- 238000009826 distribution Methods 0.000 description 13
- 238000007599 discharging Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000001035 drying Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004088 simulation Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000004506 ultrasonic cleaning Methods 0.000 description 1
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B3/00—Drying solid materials or objects by processes involving the application of heat
- F26B3/02—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
- F26B3/06—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried
- F26B3/08—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
- F26B3/082—Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed arrangements of devices for distributing fluidising gas, e.g. grids, nozzles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B21/00—Arrangements or duct systems, e.g. in combination with pallet boxes, for supplying and controlling air or gases for drying solid materials or objects
- F26B21/004—Nozzle assemblies; Air knives; Air distributors; Blow boxes
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Microbiology (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a cyclone air-distributing fluidized bed which comprises a cyclone air-distributing mechanism, wherein the cyclone air-distributing mechanism comprises a supporting plate, a fixed plate and a plurality of air-distributing plates, the supporting plate is of a circular structure, each air-distributing plate is respectively connected with the supporting plate and the fixed plate, the plurality of air-distributing plates are circumferentially distributed on the periphery of the supporting plate, the fixed plate and all the air-distributing plates form a circular structure, each air-distributing plate comprises a first horizontal part, an inclined part and a second horizontal part which are sequentially connected, the first horizontal part is parallel to the second horizontal part, for any two adjacent air-distributing plates, the first horizontal part in one air-distributing plate and the first horizontal part in the other air-distributing plate are positioned on the same horizontal plane, and a gap is formed between the first horizontal part in one air-distributing plate and the second horizontal part in the other air-distributing plate. The invention can solve the problem that the existing air passing plate can not fully contact materials with hot air, reduce wind resistance, prevent bed collapse and prevent the materials from flowing back into the bottom barrel.
Description
Technical Field
The invention relates to the technical field of pharmaceutical equipment, in particular to a cyclone air-distributing fluidized bed.
Background
The fluidized bed for pharmacy includes end bucket and last staving usually, is equipped with the bag filter in last staving, and the top of going up the staving is equipped with the air exit, and one side of end bucket is equipped with the air intake, and the inside of end bucket is equipped with the aerofoil, crosses the aerofoil as the indispensable main function type structure of fluidized bed, mainly used prevent falling of material and carry out moisture exchange with the hot-air, makes the abundant contact air of material, plays dry effect.
The existing air passing plate is mainly characterized in that a mat net is added through a straight hole to realize superposition, or a punched inclined net plate is added with a mat net to realize superposition, the air passing plates with the structures can enable materials and hot air to be in insufficient contact, wind resistance is large, energy consumption is high, the materials can be reversely flowed into a bottom barrel in the drying process, bed collapse phenomenon easily occurs, and drying and discharging efficiency are low.
Disclosure of Invention
One objective of the present invention is to provide a cyclone air-dividing fluidized bed to solve the problem that the existing air-passing plate can not make the material and hot air fully contact, and to prevent the material from flowing back into the bottom barrel.
The utility model provides a whirl divides wind fluidized bed, includes whirl divides wind mechanism, whirl divides wind mechanism to include backup pad, fixed plate and a plurality of and divides the aerofoil, the backup pad is circular structure, every divide the aerofoil respectively with the backup pad with the fixed plate is connected, a plurality of divide the aerofoil to be in the periphery of backup pad is the circumference and distributes, the fixed plate is the loop configuration, the backup pad fixed plate and all divide the aerofoil to constitute circular structure, divide the aerofoil including first horizontal part, rake, the second horizontal part that connects gradually, first horizontal part with the second horizontal part is parallel, to arbitrary adjacent two divide the aerofoil, one of it is in to divide the aerofoil first horizontal part and another in the aerofoil first horizontal part is in same horizontal plane, one of it is in the aerofoil second horizontal part and another in the aerofoil second horizontal part is in same horizontal plane And a gap is arranged between the first horizontal part in one of the wind-dividing plates and the second horizontal part in the other wind-dividing plate.
According to the cyclone wind-dividing fluidized bed provided by the invention, a plurality of wind-dividing plates are circumferentially distributed on the periphery of a supporting plate, the traditional mat net overlapping mode is replaced, hot air can pass through any two adjacent wind-dividing plates, and a gap between a first horizontal part in one wind-dividing plate and a second horizontal part in the other wind-dividing plate flows in, after the wind-dividing plates are combined together, the flow and the flow velocity of the outlet air can be effectively controlled, so that the hot air generates cyclone, the non-directional hot air flow can be uniformly distributed on the plane of the wind-dividing plates, the uniformity and the flow effect of the hot air are improved, the cyclone can generate to enable materials to be more fully contacted with the hot air, the drying efficiency is improved, in addition, for any two adjacent wind-dividing plates, a gap is formed between the first horizontal part in one wind-dividing plate and the second horizontal part in the other wind-dividing plate, the height difference formed by the gap can effectively prevent the materials from flowing back to the bottom barrel, and effectively avoid bed collapse.
In addition, the cyclone air-distributing fluidized bed provided by the invention can also have the following additional technical characteristics:
further, the first horizontal part and the second horizontal part are both strip-shaped structures with one wide end and one narrow end.
Furthermore, the narrower one end of width in the first horizontal part with the backup pad joint, the one end of width in the second horizontal part with the fixed plate is connected.
Furthermore, the length of the second horizontal part is greater than that of the first horizontal part, a first mounting hole is formed in the end portion of one end, with the wider width, of the second horizontal part, a second mounting hole is formed in the fixing plate, and the first mounting hole is fixedly connected with the second mounting hole through a bolt.
Further, the length of the first horizontal part is greater than that of the inclined part, and a notch is defined by the end with the narrower width in the first horizontal part, the end with the narrower width in the second horizontal part and the inclined part.
Further, the backup pad is including the first daughter board, second daughter board, third daughter board and the fourth daughter board that stack gradually the setting, first daughter board the second daughter board the third daughter board and the fourth daughter board is circular structure, the edge of second daughter board is equipped with the first draw-in groove of a plurality of evenly distributed, the edge of fourth daughter board is equipped with the second draw-in groove of a plurality of evenly distributed, the narrower one end card of width is established in the first horizontal part in the first draw-in groove, the narrower one end card of width is established in the second horizontal part in the second draw-in groove.
Furthermore, one surface of the supporting plate is provided with a conical body, and the projection of the vertex of the conical body on the supporting plate is superposed with the circle center of the supporting plate.
Further, the first horizontal portion, the inclined portion, and the second horizontal portion are integrally formed.
Furthermore, the cyclone air distribution fluidized bed further comprises a bottom barrel and an upper barrel body connected with the bottom barrel, a cloth bag filter is arranged in the upper barrel body, an air outlet is formed in the top of the upper barrel body, an air inlet is formed in one side of the bottom barrel, a third mounting hole is formed in the fixing plate, and the cyclone air distribution mechanism is fixed in the bottom barrel through the third mounting hole in a matched mode of bolts.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a cyclone air-distributing fluidized bed according to an embodiment of the present invention;
FIG. 2 is a schematic view of an assembly structure of the cyclone air distributing mechanism;
FIG. 3 is a schematic diagram of an explosion structure of the cyclone air distributing mechanism;
FIG. 4 is a schematic structural view of a single air distributing plate;
FIG. 5 is a schematic structural view of two adjacent air dividing plates;
FIG. 6 is a schematic view of a partially assembled structure of a support plate and a wind distributing plate;
FIG. 7 is a schematic structural diagram of a fixing plate;
fig. 8 is a diagram of an ANSYS FLUENT generalized fluid simulation of hot air passing through a cyclonic air distribution mechanism.
Detailed Description
In order to make the objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. Several embodiments of the invention are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," "up," "down," and the like are for illustrative purposes only and do not indicate or imply that the referenced device or element must be in a particular orientation, constructed or operated in a particular manner, and is not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the cyclone air-distributing fluidized bed according to an embodiment of the present invention includes a bottom barrel 11 and an upper barrel 12 connected to the bottom barrel 11, a cloth bag filter 13 is disposed in the upper barrel 12, an air outlet 14 is disposed at the top of the upper barrel 12, an air inlet 15 is disposed at one side of the bottom barrel 11, and a cyclone air-distributing mechanism 20 is disposed in the bottom barrel 11.
Referring to fig. 2 to 7, the cyclone air distributing mechanism 20 includes a supporting plate 21, a fixing plate 22 and a plurality of air distributing plates 23, the supporting plate 21 is a circular structure, each air distributing plate 23 is connected to the supporting plate 21 and the fixing plate 22, the plurality of air distributing plates 23 are circumferentially distributed on the periphery of the supporting plate 21, the fixing plate 22 is an annular structure, and the supporting plate 21, the fixing plate 22 and all the air distributing plates 23 form a circular structure.
The wind-dividing plate 23 comprises a first horizontal part 231, an inclined part 232 and a second horizontal part 233 which are connected in sequence, wherein the first horizontal part 231, the inclined part 232 and the second horizontal part 233 are of an integrally formed structure.
Referring to fig. 4 and 5, the first horizontal portions 231 and the second horizontal portions 233 are parallel, for any two adjacent wind dividing plates 23, the first horizontal portion 231 of one wind dividing plate 23 and the first horizontal portion 231 of the other wind dividing plate 23 are at the same level, the second horizontal portion 233 of one wind dividing plate 23 and the second horizontal portion 233 of the other wind dividing plate 23 are at the same level, and a gap is formed between the first horizontal portion 231 of one wind dividing plate 23 and the second horizontal portion 233 of the other wind dividing plate 23.
Specifically, the first horizontal portion 231 and the second horizontal portion 233 are both strip-shaped structures with one wide end and one narrow end.
The narrow end of the first horizontal part 231 is clamped with the support plate 21, and the wide end of the second horizontal part 233 is connected with the fixing plate 22.
The length of the second horizontal portion 233 is greater than that of the first horizontal portion 231, a first mounting hole 234 is formed in an end portion of one end of the second horizontal portion 233, which has a wider width, a second mounting hole 221 is formed in the fixing plate 22, and the first mounting hole 234 is fixedly connected to the second mounting hole 221 through a bolt.
The length of the first horizontal portion 231 is greater than that of the inclined portion 232, and a gap 235 is defined by one end of the first horizontal portion 231 with a narrower width, one end of the second horizontal portion 233 with a narrower width, and the inclined portion 233.
The supporting plate 21 comprises a first sub-plate 211, a second sub-plate 212, a third sub-plate 213 and a fourth sub-plate 214 which are sequentially stacked, the first sub-plate 211, the second sub-plate 212, the third sub-plate 213 and the fourth sub-plate 214 are all of a circular structure, the four sub-plates are concentrically arranged and have the same size, through holes can be respectively formed in the first sub-plate 211, the second sub-plate 212, the third sub-plate 213 and the fourth sub-plate 214, and then the first sub-plate 211, the second sub-plate 212, the third sub-plate 213 and the fourth sub-plate 214 are fixed together through bolts.
A plurality of first clamping grooves 215 are uniformly distributed on the edge of the second sub-board 212, a plurality of second clamping grooves 216 are uniformly distributed on the edge of the fourth sub-board 214, the end with the narrower width in the first horizontal portion 231 is clamped in the first clamping grooves 215, and the end with the narrower width in the second horizontal portion 233 is clamped in the second clamping grooves 216.
Optionally, a conical body 24 is disposed on one surface of the support plate 21, specifically, the conical body 24 is disposed on the surface of the first sub-plate 211, and a projection of a vertex of the conical body 24 on the support plate 21 coincides with a circle center of the support plate 21. The provision of the cone 24 enhances the swirling effect.
Specifically, a third mounting hole 222 is formed in the fixing plate 22, and the cyclone air distribution mechanism 20 is fixed in the bottom bucket 11 through the third mounting hole 222 in cooperation with a bolt.
In this embodiment, the supporting plate 21, the fixing plate 22, the air distributing plate 23, and the cone 24 are all made of steel, so as to ensure the structural strength.
During operation, firstly, a vacuum feeding machine is used for adding materials into the bottom barrel 11, the induced draft fan is turned on to form negative pressure in the fluidized bed, hot air enters from the air inlet 15 and then is generated through the air distributing plate 23, so that the hot air generates rotational flow, the materials form rotational flow state, and the materials exchange with the hot air to take away moisture and dry the materials. The dried material suspended in the air is intercepted by the cloth bag filter 13 and the clean air is exhausted from the air outlet 14.
Because the plurality of wind distribution plates 23 are circumferentially distributed on the periphery of the supporting plate 21, the traditional mat net overlapping mode is replaced, hot air can flow in through a gap between a first horizontal part 231 in one wind distribution plate 23 and a second horizontal part 233 in the other wind distribution plate 23 in any two adjacent wind distribution plates 23, the wind distribution plates 23 with the structure can effectively control the flow and the flow speed of the outlet air after being combined together, so that the hot air generates rotational flow, the non-directional hot air flow can be uniformly distributed on the plane of the wind distribution plates, the uniformity and the flow effect of the hot air are improved, please refer to fig. 8, the uniformity of the hot air is verified by adopting an ANSYS FLUENT universal fluid simulation technology, the hot air passing through the rotational flow wind distribution mechanism 20 is found to have good uniformity, the rotational flow generation can enable the material and the hot air to be more fully contacted, the drying efficiency is improved, in addition, for any two adjacent wind dividing plates 23, a gap is formed between the first horizontal part 231 in one wind dividing plate 23 and the second horizontal part 233 in the other wind dividing plate 23, and the height difference formed by the gap can effectively prevent the materials from flowing backwards into the bottom bucket 11, and effectively avoid bed collapse. Practice proves that the discharging efficiency of the fluidized bed with the cyclone air distribution mechanism 20 is 10 times higher than that of the conventional air distribution plate. For the fluidized bed with the same production capacity, the discharging time of the traditional fluidized bed air passing plate is about 20 minutes, the discharging is not thorough, the residual quantity is between 3 and 10 percent, and the discharging time can be finished within 2 minutes by using the cyclone air distributing mechanism 20, and the residual quantity is almost zero.
In addition, the rotational flow air distributing mechanism 20 is installed in an assembling mode, so that not only are material deformation and welding deformation differences prevented in the machining process, but also the precision of all the parts in the whole process of blanking, forming, assembling and the like can be effectively guaranteed. This whirl divides wind mechanism 20 to compare traditional mat net superimposed mode, adopt split type design's branch aerofoil component, the welding deformation of this mechanism in the forming process has been solved, the difficult scheduling problem of processing, independent blade adopts the fashioned mode of mould, simple and uniformity is good to be guaranteed, the rigidity intensity of blade increases by a wide margin, gap after the assembly presents for the eclipsed form, even if there is the material to remain also needn't worry, furthermore, traditional mat net superimposed mode's board that crosses washs the difficulty, and whirl divides wind mechanism 20 in this application, can wash single part respectively after being the part with its split, and is concrete, can effectively wash through ultrasonic cleaning special plane, and easy operation, it is convenient to wash.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (9)
1. The utility model provides a whirl divides wind fluidized bed, includes whirl divides wind mechanism, its characterized in that, whirl divides wind mechanism to include backup pad, fixed plate and a plurality of and divides the aerofoil, the backup pad is circular structure, every divide the aerofoil respectively with the backup pad with the fixed plate is connected, a plurality of divide the aerofoil to be in the periphery of backup pad is the circumference and distributes, the fixed plate is the loop configuration, the backup pad fixed plate and all divide the aerofoil to constitute circular structure, divide the aerofoil to include first horizontal part, rake, the second horizontal part that connects gradually, first horizontal part with the second horizontal part is parallel, to arbitrary adjacent two divide the aerofoil, one of them in the divide the aerofoil first horizontal part and another in the aerofoil first horizontal part is in same horizontal plane, one of them in the aerofoil second horizontal part and another in the aerofoil second horizontal part The flat parts are in the same horizontal plane, and a gap is reserved between the first horizontal part in one of the wind division plates and the second horizontal part in the other wind division plate.
2. The cyclone-divided air fluidized bed of claim 1, wherein the first horizontal portion and the second horizontal portion are each a bar-shaped structure having a wide end and a narrow end.
3. The cyclone air-dividing fluidized bed according to claim 2, wherein the end with the narrower width in the first horizontal part is clamped with the support plate, and the end with the wider width in the second horizontal part is connected with the fixed plate.
4. The cyclone-type air-splitting fluidized bed according to claim 3, wherein the length of the second horizontal part is greater than that of the first horizontal part, a first mounting hole is formed at the end of the wider end of the second horizontal part, a second mounting hole is formed in the fixed plate, and the first mounting hole and the second mounting hole are fixedly connected through a bolt.
5. The cyclone-divided air fluidized bed according to claim 4, wherein the length of the first horizontal portion is greater than the length of the inclined portion, and the narrow end of the first horizontal portion, the narrow end of the second horizontal portion, and the inclined portion enclose a gap.
6. The cyclone air-splitting fluidized bed according to claim 5, wherein the supporting plate comprises a first sub-plate, a second sub-plate, a third sub-plate and a fourth sub-plate which are sequentially stacked, the first sub-plate, the second sub-plate, the third sub-plate and the fourth sub-plate are all in a circular structure, a plurality of first clamping grooves which are uniformly distributed are formed in the edge of the second sub-plate, a plurality of second clamping grooves which are uniformly distributed are formed in the edge of the fourth sub-plate, one end with a narrower width in the first horizontal part is clamped in the first clamping grooves, and one end with a narrower width in the second horizontal part is clamped in the second clamping grooves.
7. The cyclone air-dividing fluidized bed according to claim 1, wherein one surface of the supporting plate is provided with a cone, and the projection of the vertex of the cone on the supporting plate is coincident with the circle center of the supporting plate.
8. The cyclonic air-splitting fluidized bed of claim 1, wherein the first horizontal portion, the inclined portion, and the second horizontal portion are integrally formed.
9. The cyclone air-distributing fluidized bed according to claim 1, further comprising a bottom bucket and an upper bucket body connected with the bottom bucket, wherein a cloth bag filter is arranged in the upper bucket body, an air outlet is arranged at the top of the upper bucket body, an air inlet is arranged at one side of the bottom bucket body, a third mounting hole is arranged on the fixing plate, and the cyclone air-distributing mechanism is fixed in the bottom bucket body through the third mounting hole in cooperation with a bolt.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989587.6A CN110895092B (en) | 2019-10-17 | 2019-10-17 | Cyclone air-distributing fluidized bed |
| PCT/CN2020/119359 WO2021073436A1 (en) | 2019-10-17 | 2020-09-30 | Swirling air-distribution fluidized bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910989587.6A CN110895092B (en) | 2019-10-17 | 2019-10-17 | Cyclone air-distributing fluidized bed |
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| Publication Number | Publication Date |
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| CN110895092A true CN110895092A (en) | 2020-03-20 |
| CN110895092B CN110895092B (en) | 2021-02-05 |
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| CN201910989587.6A Active CN110895092B (en) | 2019-10-17 | 2019-10-17 | Cyclone air-distributing fluidized bed |
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| CN (1) | CN110895092B (en) |
| WO (1) | WO2021073436A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111486696A (en) * | 2020-06-02 | 2020-08-04 | 古田县尚融生物科技有限公司 | Constant-pressure uniform air flow divider |
| CN112304031A (en) * | 2020-11-12 | 2021-02-02 | 哈尔滨工业大学 | Cyclone fluidized bed dryer for rapidly drying large-particle materials |
| WO2021073436A1 (en) * | 2019-10-17 | 2021-04-22 | 宜春万申制药机械有限公司固体制剂制造装备工业设计中心 | Swirling air-distribution fluidized bed |
| KR102606805B1 (en) * | 2023-07-20 | 2023-11-29 | 주식회사 피티케이 | Fluid bed container of tablet powder for generating air spin flow |
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|---|---|---|---|---|
| WO2021073436A1 (en) * | 2019-10-17 | 2021-04-22 | 宜春万申制药机械有限公司固体制剂制造装备工业设计中心 | Swirling air-distribution fluidized bed |
| CN111486696A (en) * | 2020-06-02 | 2020-08-04 | 古田县尚融生物科技有限公司 | Constant-pressure uniform air flow divider |
| CN112304031A (en) * | 2020-11-12 | 2021-02-02 | 哈尔滨工业大学 | Cyclone fluidized bed dryer for rapidly drying large-particle materials |
| KR102606805B1 (en) * | 2023-07-20 | 2023-11-29 | 주식회사 피티케이 | Fluid bed container of tablet powder for generating air spin flow |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110895092B (en) | 2021-02-05 |
| WO2021073436A1 (en) | 2021-04-22 |
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