CN217210033U - Fluidized bed drying system suitable for cimetidine powder - Google Patents
Fluidized bed drying system suitable for cimetidine powder Download PDFInfo
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- CN217210033U CN217210033U CN202220212700.7U CN202220212700U CN217210033U CN 217210033 U CN217210033 U CN 217210033U CN 202220212700 U CN202220212700 U CN 202220212700U CN 217210033 U CN217210033 U CN 217210033U
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- fluidized bed
- inert gas
- bed body
- fan
- drying system
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- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/10—Process efficiency
Abstract
The utility model relates to a be suitable for fluidized bed drying system of cimetidine powder belongs to fluidized bed drying equipment's technical field. The fluidized bed comprises a fluidized bed body, wherein a feeding hose is arranged at the upper end of one side of the fluidized bed body, and a discharge hole is formed at the lower end of the fluidized bed body; the bottom of one side of the feeding hose is also connected with an outlet pipe of the fan through a pipeline; an inert gas tank is also arranged on one side of an inlet pipe of the fan and is connected with the fan through a gas supply pipeline; and the upper part of the fluidized bed body is provided with a dust remover, and the gas outlet end at the top of the dust remover is connected to an inert gas tank through a circulating pipeline. The utility model discloses utilize inert gas to carry out fluidized drying to cimetidine powder, replace the air through the inert gas, solved explosive mixture and formed the problem.
Description
Technical Field
The utility model relates to a be suitable for fluidized bed drying system of cimetidine powder belongs to fluidized bed drying equipment's technical field.
Background
In the prior art, the traditional fluidized bed drying technology adopts natural air fluidized drying, and the cimetidine dust has an explosion characteristic due to the self characteristic of the cimetidine dust, so that the dust and air are easy to form an explosion mixture, and the production process has explosion safety risk.
For example, chinese patent that patent publication number is CN215490960U discloses a fluidized bed drying equipment high efficiency discharging device, which comprises a base, the upper surface of base has the oven through supporting leg fixed mounting, and the left side intercommunication of oven has the feeder hopper, and the top fixed mounting of oven has bag collector, and bag collector passes through body and oven intercommunication, and the right side intercommunication of oven has the discharging device body, the last fixed surface of base installs the air heater, and the air outlet intercommunication of air heater has violently the pipe, and the upper surface of violently managing passes through the bottom intercommunication of standpipe and oven, and the lower surface of oven and the right side intercommunication that is located the standpipe have the cold air hose, and the inside of oven is provided with the screen cloth.
The efficient discharging device of the fluidized bed drying equipment disclosed by the patent achieves the purpose of adjusting the position of the piston by arranging the screw rod, the piston and the limiting rod to be matched, achieves the effect of conveniently controlling the discharging speed of the discharging device body, facilitates the operation of workers, and simultaneously improves the working efficiency of the discharging device; however, the equipment still adopts natural air for fluidized drying, and when the equipment is applied to the cimetidine powder, an explosive mixture is easily formed, and the safety risk of explosion exists in the production process.
Therefore, in order to solve the above-mentioned background problems, it is urgent to develop a fluidized bed drying system suitable for cimetidine powder.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of proposing in the above-mentioned background problem, provide a fluidized bed drying system who is suitable for cimetidine powder, it utilizes inert gas to carry out fluidized drying to the cimetidine powder, and inert gas replaces the air to solve explosive mixture and forms the problem.
The purpose of the utility model is realized like this: a fluidized bed drying system suitable for cimetidine powder comprises a fluidized bed body, wherein a feeding hose is arranged on one side of the upper part of the fluidized bed body, and a discharge hole is formed in the lower end of the fluidized bed body;
the bottom of the fluidized bed body is positioned at one side of the feeding hose and is connected with an outlet pipe of the fan through a pipeline;
an inert gas tank is also arranged on one side of an inlet pipe of the fan and is connected with the fan through a gas supply pipeline;
and the upper part of the fluidized bed body is provided with a dust remover, and the gas outlet end at the top of the dust remover is connected to an inert gas tank through a circulating pipeline.
And a fresh nitrogen gas supplement port is arranged on the inert gas tank.
Preferably, the bottom of the dust remover is also provided with a quick opening for cleaning.
Preferably, the inert gas tank is set as a nitrogen tank; one end of the nitrogen tank is connected with the fan, and the other end of the nitrogen tank is connected with the dust remover through a circulating pipeline to form nitrogen circulation.
Preferably, in order to further improve the drying efficiency, a heater is arranged on a pipeline between the fan and the fluidized bed body.
Compared with the prior art, the utility model has the advantages of it is following:
the utility model discloses a fluidized bed drying system suitable for cimetidine powder adopts inert gas to replace air to solve the problem of explosive mixture formation, prevents the explosive mixture from forming, and greatly improves the safety of the drying process; meanwhile, the inert gas can form circulation, and the drying cost is reduced by utilizing the circulation of the inert gas.
Drawings
Fig. 1 is a schematic view of the overall structure of a fluidized bed drying system suitable for cimetidine powder of the present invention.
Fig. 2 is a schematic view of the overall flow of a fluidized bed drying system suitable for cimetidine powder of the present invention.
Wherein: 1. a fluidized bed body; 2. feeding a hose; 3. a discharge port; 4. a fan; 5. an inert gas tank; 6. a dust remover; 7. an air supply duct; 8. a circulation line; 9. opening quickly; 10. a heater; 11. fresh nitrogen was added to the port.
Detailed Description
The invention is described below with reference to the accompanying drawings and specific embodiments:
as shown in fig. 1-2, a fluidized bed drying system suitable for cimetidine powder comprises a fluidized bed body 1, wherein a feeding hose 2 is arranged at one side of the fluidized bed body 1, and a discharging port 3 is arranged at the lower end of the fluidized bed body 1;
the bottom of the fluidized bed body 1 is positioned at one side of the feeding hose 2 and is connected with an outlet pipe of the fan 4 through a pipeline;
an inert gas tank 5 is further arranged on one side of an inlet pipe of the fan 4, and the inert gas tank 5 is connected with the fan 4 through a gas supply pipeline 7;
the upper part of the fluidized bed body 1 is provided with a dust remover 6, and the gas outlet end at the top of the dust remover 6 is connected to an inert gas tank 5 through a circulating pipeline 8.
In the present embodiment, the dust collector 6 is exemplarily configured as a bag collector structure, and is further provided with a quick opening 9 for cleaning at a side thereof.
The inert gas tank 5 is set as a nitrogen tank;
a fresh nitrogen gas supplement port 11 is formed in the inert gas tank 5;
one end of the nitrogen tank is connected with the fan 4, and the other end of the nitrogen tank is connected with the dust remover 6 through the circulating pipeline 8 to form nitrogen circulation.
In this embodiment, in order to further improve the drying efficiency, a heater 10 is additionally provided on a pipeline between the blower 4 and the fluidized bed body 1.
As shown in fig. 2, in this embodiment, the inert gas of the fluidized bed drying system for cimetidine powder of the present invention has the following gas courses:
firstly, sending inert gas into the fluidized bed body 1 from the fan 4 through the inert gas tank 5, and replacing air with the inert gas for fluidization and drying;
then the inert gas passes through a dust remover 6 at the top of the fluidized bed body 1, after dust removal is carried out by the dust remover 6, the inert gas returns to the inert gas tank 5 through a circulating pipeline 8, and the whole inert gas circulation is formed.
The above is only a specific application example of the present invention, and does not constitute any limitation to the protection scope of the present invention. All the technical solutions formed by equivalent transformation or equivalent replacement fall within the protection scope of the present invention.
Claims (5)
1. The utility model provides a be suitable for fluidized bed drying system of cimetidine powder, includes fluidized bed body (1), its characterized in that: a feeding hose (2) is arranged on one side of the fluidized bed body (1), and a discharge hole (3) is formed in the lower end of the fluidized bed body;
the bottom of the fluidized bed body (1) is positioned at one side of the feeding hose (2) and is connected with an outlet pipe of the fan (4) through a pipeline;
an inert gas tank (5) is further arranged on one side of an inlet pipe of the fan (4), and the inert gas tank (5) is connected with the fan (4) through a gas supply pipeline (7);
the upper part of the fluidized bed body (1) is provided with a dust remover (6), and the gas outlet end at the top of the dust remover (6) is connected to an inert gas tank (5) through a circulating pipeline (8).
2. The fluidized bed drying system suitable for cimetidine powder according to claim 1, wherein: the side surface of the dust remover (6) is also provided with a quick opening (9) for cleaning.
3. The fluidized bed drying system suitable for cimetidine powder according to claim 1, wherein: the inert gas tank (5) is set as a nitrogen tank;
one end of the nitrogen tank is connected with the fan (4), and the other end of the nitrogen tank is connected with the dust remover (6) through a circulating pipeline (8) to form nitrogen circulation.
4. The fluidized bed drying system suitable for cimetidine powder according to claim 3, wherein: and a fresh nitrogen gas supplement port (11) is arranged on the inert gas tank (5).
5. The fluidized bed drying system suitable for cimetidine powder according to claim 1, wherein: and a heater (10) is arranged on a pipeline between the fan (4) and the fluidized bed body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220212700.7U CN217210033U (en) | 2022-01-26 | 2022-01-26 | Fluidized bed drying system suitable for cimetidine powder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220212700.7U CN217210033U (en) | 2022-01-26 | 2022-01-26 | Fluidized bed drying system suitable for cimetidine powder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217210033U true CN217210033U (en) | 2022-08-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220212700.7U Active CN217210033U (en) | 2022-01-26 | 2022-01-26 | Fluidized bed drying system suitable for cimetidine powder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217210033U (en) |
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2022
- 2022-01-26 CN CN202220212700.7U patent/CN217210033U/en active Active
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