CN211411932U

CN211411932U - Fluidized bed granulation coating machine with high-efficient blowback dust removal function

Info

Publication number: CN211411932U
Application number: CN201922113646.1U
Authority: CN
Inventors: 赵玉国; 梁爽; 丁勇; 王树青
Original assignee: Dalian Dentbio Technology Co ltd
Current assignee: Dalian Dentbio Technology Co ltd
Priority date: 2019-11-29
Filing date: 2019-11-29
Publication date: 2020-09-04
Anticipated expiration: 2029-11-29

Abstract

The utility model relates to a fluidized bed pelletization capsule machine with high-efficient blowback dust removal function belongs to food, medicine processing equipment technical field and belongs to food, medicine processing equipment technical field. The main technical scheme is for including a top section of thick bamboo, well section of thick bamboo, fluidized bed and end section of thick bamboo, a top section of thick bamboo divide into left cavity and right cavity with the baffle, left cavity and right cavity all are equipped with air outlet, compressed air pipe, fixed plate, the fixed plate for possess the pore structure, hole and screen frame on the fixed plate agree with through fixing device, inside the screen frame is located the filter screen, venturi is connected on the top of screen frame, venturi is coaxial with screen frame, venturi highly is less than the screen frame. The utility model discloses in being applied to the granulator with electromagnetic pulse dust removal technology, simultaneously, adopt the mode that screen frame and filter screen combine, the filter screen takes place folding, the not thorough condition of unloading when having avoided removing the material, simultaneously, through set up venturi in the screen frame, through venturi effect and pulse blowback dust removal improvement dust collection efficiency, and then reach the effect that improves the pelletization yield.

Description

Fluidized bed granulation coating machine with high-efficient blowback dust removal function

Technical Field

The utility model relates to a fluidized bed pelletization capsule machine with high-efficient blowback dust removal function belongs to food, medicine processing equipment technical field.

Background

The fluidized bed granulating and coating machine is a device which drives powder to boil through hot air flow, the flowing air continuously blows the powder at the bottom to be mixed with sprayed syrup, and granules are formed or surface coating is finished under the action of the flowing air, and the fluidized bed granulating and coating machine is widely applied to the field of food and medicine processing.

Be equipped with powder entrapment device in the fluidized bed pelletization capsule machine, a powder that is used for collecting and is blown up, after the pelletization period, the inside powder of entrapment device piles up excessively, need clear up this moment, divide into about two cavities in the fluidized bed pelletization capsule machine top cylinder that has high-efficient blowback dust removal function, close the air outlet of one side cavity earlier when the powder is cleared up to needs, be equipped with the shake cylinder in the cavity, drive the shake of entrapment device by the cylinder, after shaking the material, open this side air outlet, close the opposite side air outlet, carry out the lasting material of shaking, present entrapment device adopts the cotton usually, ventilative soft materials such as polyester fiber bind the mode on the metal sheets, so both can guarantee the air current and pass through, and convenient to detach again, wash. However, the material has certain defects in the using process, namely the trapping device is easy to fold in the material shaking process, the powder is not shaken off completely, and the granulating efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

For solving the problem that exists among the prior art, the utility model provides a fluidized bed pelletization capsule machine with high-efficient blowback dust removal function, main technical scheme is: a fluidized bed granulating and coating machine with a high-efficiency back-blowing dust removal function comprises a top cylinder, a middle cylinder, a fluidized bed and a bottom cylinder, wherein the top cylinder is divided into a left cavity and a right cavity by a baffle plate, the left cavity and the right cavity are respectively provided with an air outlet, a compressed air pipe and a fixed plate, the fixed plate is of a hole structure, holes in the fixed plate are matched with a filter screen frame through a fixing device, the filter screen frame is positioned inside a filter screen, the top end of the filter screen frame is connected with a Venturi pipe, the Venturi pipe is coaxial with the filter screen frame, and the height of the Venturi pipe is smaller; the compressed air pipe is sequentially connected with an air compression device, an electromagnetic pulse valve, a pneumatic control pipe and an electromagnetic valve, the compressed air pipe is provided with compressed air ports, the compressed air ports correspond to the filter screen frames one by one, the electromagnetic valve is connected with a sequence controller, and the bottom barrel is provided with an air supply port.

Furthermore, the filter screen is made of foldable air-permeable material.

Furthermore, the fixing device is a buckle.

Furthermore, the filter screen is sleeved outside the filter screen frame.

Furthermore, the filter screen is made of cotton, hemp or polyester fiber.

Furthermore, the upper diameter of the Venturi tube is larger than the lower diameter of the Venturi tube, and the diameter of the upper part of the Venturi tube is consistent with that of the filter screen frame.

The utility model has the advantages that: the utility model provides a fluidized bed pelletization capsule machine with high-efficient blowback dust removal function adopts electromagnetic pulse control compressed air to carry out reverse cleaning to the powder, simultaneously, utilizes venturi effect greatly increased to blow in the quantity of gas in the screen frame to reduce the energy consumption, improved and washed dust collection efficiency. The mode that combines through stereoplasm screen frame and filter screen has replaced soft filter screen, washes the dust removal in-process and can avoid because the effect of air current leads to the filter screen folding, washes the problem that the dust removal is not thorough, pelletization yield is low.

Drawings

Fig. 1 is a schematic structural diagram 1 of the present invention;

FIG. 2 is a schematic view of a fixing plate in the top cylinder;

fig. 3 is a schematic structural diagram 2 of the present invention.

Wherein: 1. a top cylinder; 2. a middle cylinder; 3. a fluidized bed; 4. a bottom cylinder; 5. an air outlet; 6. compressing the air pipe; 7. a fixing plate; 8. a screen frame; 801. a filter screen frame fixing device; 9. filtering with a screen; 10. an air compression device; 11. an electromagnetic pulse valve; 12. a pneumatic control pipe; 13. an electromagnetic valve; 14. a sequence controller; 15. a venturi tube; 16. an air supply outlet.

Detailed Description

The present invention will be further described with reference to the following embodiments.

Example 1

As shown in fig. 1-3, a fluidized bed granulation coating machine with high-efficient blowback dust removal function, includes a top tube 1, a middle tube 2, a fluidized bed 3 and a bottom tube 4, the top tube 1 divide into a left chamber and a right chamber with the baffle, the left chamber and the right chamber are all provided with an air outlet 5, a compressed air pipe 6, a fixed plate 7, the fixed plate 7 is of a hole structure, the holes on the fixed plate 7 are fitted with a screen frame 8 through a fixing device 801, the screen frame 8 is located inside a filter screen 9, the cotton filter screen 9 is sleeved outside the screen frame 8, the top end of the screen frame 8 is connected with a venturi tube 15, the venturi tube 15 is coaxial with the screen frame 8, and the height of the venturi tube 15 is smaller than the screen frame 8; the compressed air pipe 6 is sequentially connected with an air compression device 10, an electromagnetic pulse valve 11, an air control pipe 12 and an electromagnetic valve 13, the compressed air pipe 6 is provided with compressed air ports, the compressed air ports correspond to the filter screen frames 8 one by one, the electromagnetic valve 13 is connected with a sequence controller 14, and the bottom barrel 4 is provided with an air supply port 16. The upper diameter of the venturi tube 15 is larger than the lower diameter, and the upper diameter is consistent with the diameter of the screen frame 8.

When the utility model is used for granulation operation, firstly, the material is added into the bottom barrel 4, after the hot air enters the bottom barrel 4 from the air supply outlet 16, the powdery material is blown up and mixed with the sprayed syrup to form granules, part of the powder is adsorbed on the filter screen 9 after being blown up, the air penetrates through the filter screen frame 8 and the filter screen 9 and enters the top barrel 1 through the Venturi tube 15 to be discharged from the air outlet 5, the powder accumulated on the filter screen 9 is continuously increased, when the resistance reaches a certain range, the powder adsorbed on the filter screen 9 is to be removed, at the moment, the left air outlet is closed, each control valve is sequentially triggered by the controller 14, the filter screen 9 is expanded instantly through the Venturi tube 15 by the compressed air port on the compressed air pipe 6, along with the reverse action of the air flow, the shaken powder falls back into the fluidized bed for re-granulation, at the moment, the air in the barrel is discharged from the right, after a period of time, the left air outlet is opened again, the right air outlet is closed, the right filter screen is cleaned repeatedly, the cleaning and dust removing efficiency is improved by adopting a mode of combining a pulse back blowing system and a Venturi effect, and the effect of improving the granulation yield is further achieved.

The above is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles in accordance with the claims of the present invention are included in the claims of the present invention.

Claims

1. The utility model provides a fluidized bed pelletization capsule machine with high-efficient blowback dust removal function, its characterized in that, including top section of thick bamboo (1), well section of thick bamboo (2), fluidized bed (3) and end section of thick bamboo (4), top section of thick bamboo (1) divide into left cavity and right cavity with the baffle, left cavity and right cavity all are equipped with air outlet (5), compressed air pipe (6), fixed plate (7) for utensil pore structure, hole and screen frame (8) on fixed plate (7) agree with through fixing device (801), screen frame (8) are located inside filter screen (9), venturi (15) are connected to the top of screen frame (8), venturi (15) are coaxial with screen frame (8), and the height of venturi (15) is less than screen frame (8); compressed trachea (6) connect gradually air compressor arrangement (10), electromagnetic pulse valve (11), gas accuse pipe (12), solenoid valve (13), compressed trachea (6) on be equipped with the compression gas port, the compression gas port and filter screen frame (8) one-to-one, sequence controller (14) are connected in solenoid valve (13), end section of thick bamboo (4) are equipped with supply-air outlet (16).

2. The fluidized bed granulating and coating machine with high-efficiency back-blowing dust removal function as claimed in claim 1, wherein the material of said filter screen (9) is foldable air-permeable material.

3. The fluid bed granulating and coating machine with high efficiency reverse blowing dust removing function as claimed in claim 1, wherein said filter screen (9) is sleeved outside the filter screen frame (8).

4. The fluidized bed granulating and coating machine with high-efficiency back-blowing dust removal function as claimed in claim 1, wherein the material of said filter screen (9) is cotton, hemp or polyester fiber.

5. The fluid bed granulation and coating machine with high efficiency blowback dust removal function according to claim 1, wherein the upper diameter of said venturi tube (15) is larger than the lower diameter, and the upper diameter is identical to the diameter of the screen frame (8).