CN217910263U

CN217910263U - Double-spray centrifugal granulating and coating machine

Info

Publication number: CN217910263U
Application number: CN202221808133.8U
Authority: CN
Inventors: 尹若伟; 阳廷春
Original assignee: Changzhou Zhiyang Machine Equipment Co ltd
Current assignee: Changzhou Zhiyang Machine Equipment Co ltd
Priority date: 2022-07-13
Filing date: 2022-07-13
Publication date: 2022-11-29
Anticipated expiration: 2032-07-13

Abstract

The application relates to a double-spray centrifugal granulating and coating machine, which is applied to the field of coating machines and comprises a coating machine body and a granulating chamber, wherein a spraying mechanism of the coating machine body comprises a spraying component and a conveying component, the conveying component is communicated with the spraying component, the conveying component is used for conveying coating slurry, and the spraying component extends into the granulating chamber; the spray mechanism further comprises a crushing assembly for crushing slurry particles within the coating slurry. The application has the advantages of crushing slurry particles in the coating slurry, improving the adhesiveness of the coating slurry and ensuring that the spraying assembly is not easy to block.

Description

Double-spray centrifugal granulating and coating machine

Technical Field

The application relates to the field of coating machines, in particular to a double-spray centrifugal granulation coating machine.

Background

The centrifugal granulating and coating machine has three basic functions of parent-child making, granulating and coating, is commonly used for producing granules and pellets and coating the granules and the pellets, and is widely applied to the fields of pharmacy, chemical industry, food and the like.

Chinese patent with publication number CN211302982U discloses a centrifugal granulating and coating machine, which comprises a granulating chamber, a turntable mechanism is arranged at the bottom end of the granulating chamber, an air feeding mechanism communicated with the granulating chamber is arranged below the turntable mechanism, the granulating chamber is further communicated with a powder feeding mechanism, a spraying mechanism and a discharging mechanism, a scattering device is arranged in the granulating chamber, the scattering device comprises a scattering plate, a mounting rod and a lifting cylinder, one end of the mounting rod is connected with the scattering plate, the other end of the mounting rod is fixed with the lifting cylinder, the lifting cylinder is fixed with the inner side wall of the granulating chamber, and the scattering plate is arranged far away from the inner side wall of the granulating chamber.

In view of the above-mentioned problems, the inventors of the present invention have considered that when the coating agent is sprayed into the granulation chamber by the spraying means, if the coating agent contains undissolved slurry particles, the coating agent is likely to be clogged by the spraying means and to deteriorate the spraying effect of the spraying means.

SUMMERY OF THE UTILITY MODEL

The application provides a two-spray centrifugal granulation coating machine in order to improve the problem that undissolved slurry particles in the slurry can lead to the adhesiveness reduction of coating slurry, also easily cause the spraying mechanism to block up, influence the spraying effect of spraying mechanism.

The application provides a two spray centrifugal granulation capsule machines adopts following technical scheme:

a double-spray centrifugal granulating and coating machine comprises a coating machine body and a granulating chamber, wherein a spraying mechanism of the coating machine body comprises a spraying assembly and a material conveying assembly, the material conveying assembly is communicated with the spraying assembly, the material conveying assembly is used for conveying coating slurry, and the spraying assembly extends into the granulating chamber;

the spray mechanism further comprises a crushing assembly for crushing slurry particles within the coating slurry.

Through adopting above-mentioned technical scheme, defeated material subassembly carries the coating thick liquids to the spraying subassembly, and broken subassembly can be when the spraying subassembly sprays the coating thick liquids to the granulation chamber, and to the size granule that can not dissolve in the coating thick liquids broken, makes the size granule can be dissolved to promote the adhesion of coating thick liquids, and reduce the condition that the size granule blockked up the spraying subassembly, promote the spraying effect of spraying subassembly.

Optionally, the conveying assembly comprises a conveying pipe, a conveying pump and a storage tank, the conveying pipe is communicated with the storage tank and the spraying assembly, and the conveying pump is installed on the conveying pipe.

Through adopting above-mentioned technical scheme, the coating thick liquids that the defeated material pump can be stored in the storage tank are constantly pumped to the spraying subassembly to supply the spraying subassembly to spray work.

Optionally, the spraying assembly comprises an atomizing nozzle and a communicating pipe connected between the atomizing nozzle and the conveying pipe, and the crushing assembly is arranged in the communicating pipe.

Through adopting above-mentioned technical scheme, broken subassembly can be broken the thick liquids granule in the coating thick liquids in the communicating tube, and then the coating thick liquids that the breakage was accomplished flow to atomizer to spout by atomizer atomizing.

Optionally, the crushing assembly includes a crushing plate disposed in the communicating tube, and a plurality of flow holes for coating slurry to flow through are densely distributed on the crushing plate; the flow holes comprise a first hole and a second hole, the first hole penetrates through the top surface of the crushing plate, the second hole penetrates through the bottom surface of the crushing plate, the first hole is communicated with the second hole through a crushing cavity, and the communication position of the second hole and the crushing cavity is positioned at the side part of the crushing cavity; broken pearl is equipped with in the broken intracavity, broken pearl diameter is greater than the diameter of first hole with the second hole.

Through adopting above-mentioned technical scheme, broken pearl can vibrate because of receiving the impact of coating thick liquids in broken intracavity to the inner wall in broken chamber of continuous striking, thus can be broken the thick liquids granule extrusion of the in-process in the broken inner wall in chamber of striking that flows to broken intracavity.

Optionally, a plurality of crushing pieces are arranged above the crushing assembly in the communicating pipe, the crushing pieces are arranged in a staggered manner, and a plurality of crushing pieces form an S-shaped channel for coating slurry to flow in the communicating pipe.

By adopting the technical scheme, the coating slurry flows into the communicating pipe and then flows along the S-shaped channel and sequentially impacts the crushing pieces, so that slurry particles in the coating slurry are crushed after being impacted.

Optionally, a pressurization air pipe is communicated with the conveying pipe, the pressurization air pipe is communicated with a compressed air source, and the communication position of the pressurization air pipe and the conveying pipe faces the spraying assembly.

Through adopting above-mentioned technical scheme, pressurization trachea intercommunication compressed air source to exert pressure to the coating thick liquids to spraying assembly, make coating thick liquids have great pressure when flowing through broken piece and broken subassembly, thereby promote broken piece and broken subassembly to the crushing effect of thick liquids granule.

Optionally, a filter plate is arranged below the crushing assembly in the communicating pipe, and the filter plate is used for intercepting uncrushed slurry particles in the coating slurry.

Through adopting above-mentioned technical scheme, the filter can be to the thick liquids granule that can not be by the breakage intercepting to reduce the thick liquids granule that flows to atomizer, with the adhesion that further improves coating thick liquids and reduce atomizer jam's the condition.

Optionally, the atomizer is in threaded connection with the inside of the communicating pipe, and the filter plate is lapped on the end wall of the atomizer.

Through adopting above-mentioned technical scheme, atomizer can dismantle to be connected in communicating pipe, when remaining thick liquids granule is too much on the filter, can pull down atomizer to the filter to the communicating pipe washs.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the coating slurry flows into the communicating pipe, the coating slurry flows along the S-shaped channel and sequentially impacts the crushing pieces, so that slurry particles in the coating slurry flow are crushed after being impacted;

2. when the coating slurry flows through the crushing cavity, the crushing beads are vibrated due to the impact force of the coating slurry and continuously impact the inner wall of the crushing cavity, so that slurry particles flowing into the crushing cavity can be extruded and crushed in the process of impacting the inner wall of the crushing cavity, the slurry particles contained in the coating slurry are reduced, the adhesiveness of the coating slurry is improved, and the blocking condition of an atomizing nozzle is reduced;

3. the filter plate can intercept the uncrushed slurry particles, so that the slurry particles flowing to the atomizing nozzle are reduced, the adhesion of the coating slurry is further improved, and the blockage of the atomizing nozzle is reduced.

Drawings

FIG. 1 is a schematic diagram of a double-spray centrifugal granulation coater in an embodiment of the present application.

Fig. 2 is a cross-sectional view of a spray assembly and a disruption assembly in an embodiment of the present application.

Reference numerals: 1. a coater body; 2. a granulation chamber; 3. a spraying mechanism; 31. a spray assembly; 311. an atomizing spray head; 312. a communicating pipe; 32. a material conveying component; 321. a delivery pipe; 322. a delivery pump; 323. a material storage tank; 33. a crushing assembly; 331. a crushing plate; 3311. a flow-through hole; 33111. a first hole; 33112. a second hole; 3312. a crushing chamber; 4. crushing the beads; 5. crushing the slices; 6. an S-shaped channel; 7. a filter plate; 8. the air pipe is pressurized.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a double-spray centrifugal granulating and coating machine. Referring to fig. 1, the double-spray centrifugal granulating and coating machine comprises a coating machine body 1 and a granulating chamber 2, wherein the coating machine body 1 specifically comprises a coating machine body, and a turntable mechanism, an air feeding mechanism, a discharging mechanism and a powder feeding mechanism which are arranged on the coating machine body. The granulation chamber 2 is arranged on the body of the coating machine. In the embodiment of the present application, the turntable mechanism, the gas feeding mechanism, the discharging mechanism, and the powder feeding mechanism are all described in detail in the related art (CN 211302982U), and the set positional relationship is also described in detail, so detailed description is omitted in the embodiment of the present application.

Referring to fig. 1 and 2, the coating machine body 1 further comprises a spraying mechanism 3, and the spraying mechanism 3 is also arranged on the coating machine body. Specifically, the spraying mechanism 3 comprises a material conveying component 32 and a spraying component 31, wherein the material conveying component 32 is communicated with the spraying component 31, and the spraying component 31 extends into the granulating chamber 2. When the coating machine body 1 begins to work, discharge mechanism closes, and powder feeding mechanism puts in the material to granulation room 2 in, and the material forms the granule under the combined action of carousel mechanism and air feed mechanism, and at this moment, defeated material subassembly 32 takes out the coating thick liquids to spraying subassembly 31, supplies spraying subassembly 31 to spray to granulation room 2 fashioned granule to this completion is to the coating work of granule, and discharge mechanism opens this moment, sends out the granule that the processing was accomplished.

Referring to fig. 1 and 2, the material delivery assembly 32 is composed of a material delivery pipe 321, a material delivery pump 322 and a material storage tank 323, the material delivery pipe 321 is communicated between the spraying assembly 31 and the material storage tank 323, and the material delivery pump 322 is installed on the material delivery pipe 321 and is used for pumping the coating slurry stored in the material storage tank 323 to the spraying assembly 31 for spraying by the spraying assembly 31; in this application embodiment, spraying assembly 31 is equipped with two sets ofly to embody two fog spray functions, promote the capsule effect to the granule, spraying assembly 31 comprises atomizer 311 and communicating pipe 312, and communicating pipe 312's one end communicates in conveying pipeline 321, and atomizer 311 threaded connection is in communicating pipe 312's the other end. The spraying mechanism 3 further comprises a crushing component 33 arranged in the communicating pipe 312, and in addition, the crushing piece 5 is arranged above the crushing component 33 in the communicating pipe 312, so that the coating slurry flowing into the communicating pipe 312 can sequentially flow through the crushing piece 5 and the crushing component 33, and after being crushed by the crushing piece 5 and the crushing component 33, the coating slurry flows to the atomizing nozzle 311, and is atomized and sprayed to the particles in the granulating chamber 2 by the atomizing nozzle 311, so that the coating work of the particles is completed.

Referring to fig. 2, in the embodiment of the present application, the number of the crushing pieces 5 is set to three, three crushing pieces 5 are in a major arc disk-shaped structure and are fixed on the inner wall of the communication pipe 312, and the three crushing pieces 5 are staggered with each other along the axial direction of the communication pipe 312 and all incline to a certain angle towards the atomizer 311, an S-shaped channel 6 is formed between the three crushing pieces 5, therefore, when the coating slurry flows into the communication pipe 312, the coating slurry flows along the S-shaped channel 6 and sequentially impacts on the three crushing pieces 5, thereby crushing slurry particles in the coating slurry, furthermore, because the three crushing pieces 5 are all inclined, therefore, after the coating slurry collides with the crushing pieces 5, the flow rate loss is small, so as to ensure that the coating slurry has a suitable spraying speed when flowing to the atomizer 311.

Referring to fig. 2, after flowing through the crushing plate 5, the coating slurry then flows into the crushing member 33, specifically, the crushing member 33 includes a crushing plate 331 and a crushing bead 4, a plurality of flow holes 3311 are formed in the crushing plate 331, the flow holes 3311 include a first hole 33111 and a second hole 33112, the first hole 33111 penetrates through the upper surface of the crushing plate 331, the second hole 33112 penetrates through the lower surface of the crushing plate 331, a crushing chamber 3312 is further formed in the crushing plate 331, the first hole 33111 communicates with the top of the crushing chamber 3312, the second hole 33112 communicates with the side of the crushing chamber 3312, the crushing bead 4 is disposed in the crushing chamber 3312, and the diameter of the crushing bead 4 is slightly larger than the diameters of the first hole 33111 and the second hole 33112 and slightly smaller than the diameter of the crushing chamber 3312, so that the crushing bead 4 is confined in the crushing chamber 3312. When the coating slurry flows through the crushing chamber 3312, the crushing beads 4 are vibrated by the impact force of the coating slurry and continuously hit the inner wall of the crushing chamber 3312, so that the slurry particles flowing into the crushing chamber 3312 are crushed by the impact force of the coating slurry on the inner wall of the crushing chamber 3312, thereby reducing the slurry particles contained in the coating slurry, improving the adhesion of the coating slurry, and reducing the blockage of the atomizing nozzle 311.

In addition, a filter plate 7 is further arranged between the crushing plate 331 and the atomizer 311 in the communicating pipe 312, specifically, the filter plate 7 is lapped on the end wall of the atomizer 311, and the filter plate 7 can intercept the uncrushed slurry particles, so that the slurry particles flowing to the atomizer 311 are reduced, the adhesion of the coating slurry is further improved, and the blockage of the atomizer 311 is reduced; when the filter plate 7 has a large amount of slurry particles accumulated, the atomizer 311 can be removed, and the filter plate 7 can be taken out for cleaning and then installed back into the communicating tube 312 for further use.

Referring to fig. 1 and 2, the feed delivery pipe 321 is further communicated with a pressurized air pipe 8, the other end of the pressurized air pipe 8 is communicated with a compressed air source, and the joint of the pressurized air pipe 8 and the feed delivery pipe 321 is arranged toward the spraying component 31, so that the compressed air source can blow pressurized air into the feed delivery pipe 321 through the pressurized air pipe 8, thereby increasing the pressure of the coating slurry flowing into the spraying component 31, and when the coating slurry flows to the crushing pieces 5 and the crushing component 33, the coating slurry can generate stronger impact force with the crushing pieces 5 and the crushing component 33, thereby better crushing the slurry particles in the coating slurry, and improving the spraying effect of the atomizing nozzle 311.

The implementation principle of the double-spray centrifugal granulating and coating machine in the embodiment of the application is as follows: when capsule machine body 1 began work, discharge mechanism closed, the powder feed mechanism was to the material of throwing in granulation room 2, the material is under carousel mechanism and the combined action of mechanism of supplying gas, form the granule, at this moment, defeated material subassembly 32 was pumped coating thick liquids to spraying assembly 31, supply spraying assembly 31 to spray the granule of granulation room 2 internal forming to spray, with this completion to the capsule work of granule, at this in-process, broken piece 5 and broken subassembly 33 carry out the breakage to the thick liquids granule in the coating thick liquids, discharge mechanism opens at last, send out the granule that the processing was accomplished.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a two spray centrifugation granulation capsule machines, includes capsule machine body (1) and granulation room (2), its characterized in that: the spraying mechanism (3) of the coating machine body (1) comprises a spraying assembly (31) and a material conveying assembly (32), the material conveying assembly (32) is communicated with the spraying assembly (31), the material conveying assembly (32) is used for conveying coating slurry, and the spraying assembly (31) extends into the granulating chamber (2);

the spraying mechanism (3) further comprises a crushing assembly (33), and the crushing assembly (33) is used for crushing slurry particles in the coating slurry.

2. The dual-spray centrifugal granulation coating machine according to claim 1, characterized in that: defeated material subassembly (32) include conveying pipeline (321), defeated material pump (322) and storage tank (323), conveying pipeline (321) communicate in storage tank (323) with between spraying subassembly (31), defeated material pump (322) install in on conveying pipeline (321).

3. The dual-spray centrifugal granulation coating machine according to claim 2, characterized in that: the spraying assembly (31) comprises an atomizing nozzle (311) and a communicating pipe (312) connected between the atomizing nozzle (311) and the conveying pipe (321), and the crushing assembly (33) is arranged in the communicating pipe (312).

4. The dual-spray centrifugal granulation coating machine according to claim 3, characterized in that: the crushing component (33) comprises a crushing plate (331) arranged in the communicating pipe (312), and a plurality of flow holes (3311) for the circulation of the coating slurry are densely distributed on the crushing plate (331); the flow holes (3311) include a first hole (33111) and a second hole (33112), the first hole (33111) penetrates through the top surface of the crushing plate (331), the second hole (33112) penetrates through the bottom surface of the crushing plate (331), the first hole (33111) and the second hole (33112) communicate with each other through a crushing chamber (3312), and the communication between the second hole (33112) and the crushing chamber (3312) is located at the side of the crushing chamber (3312); crushing beads (4) are arranged in the crushing cavity (3312), and the diameters of the crushing beads (4) are larger than those of the first hole (33111) and the second hole (33112).

5. The dual-spray centrifugal granulation coating machine according to claim 3, characterized in that: a plurality of crushing pieces (5) are arranged above the crushing component (33) in the communicating pipe (312), the crushing pieces (5) are arranged in a staggered mode, and the crushing pieces (5) form an S-shaped channel (6) for coating slurry to flow in the communicating pipe (312).

6. The double-spray centrifugal granulating and coating machine of claim 2, wherein: the spraying device is characterized in that the conveying pipe (321) is communicated with a pressurization air pipe (8), the pressurization air pipe (8) is communicated with a compressed air source, and the communication position of the pressurization air pipe (8) and the conveying pipe (321) faces the spraying assembly (31).

7. The dual-spray centrifugal granulation coating machine according to claim 3, characterized in that: a filter plate (7) is arranged below the crushing component (33) in the communicating pipe (312), and the filter plate (7) is used for intercepting uncrushed slurry particles in the coating slurry.

8. The double-spray centrifugal granulating and coating machine of claim 7, wherein: the atomizing nozzle (311) is in threaded connection with the communicating pipe (312), and the filter plate (7) is lapped on the end wall of the atomizing nozzle (311).