Fluidized bed granulator

Abstract

The utility model relates to the technical field of granulators, in particular to a boiling granulator which comprises a box body, a cover body, a feeding pipe, a discharging pipe, an air supply pipe, a hot air mechanism, a storage barrel, an exhaust pipe, a stirring rod and a spray head, the cover body is connected with the upper end of the box body, the exhaust pipe is connected with the cover body, a filtering mechanism is arranged in the box body, a feeding pipe is connected with the box body and located below the filtering mechanism, and a discharging pipe is connected with the box body; the box body is provided with a conveying pipe, the nozzle is connected with the end of the conveying pipe in the box body, and the other end of the conveying pipe is connected with a storage barrel; an air outlet mechanism is rotationally arranged at the lower end of the box body, the hot air mechanism is connected with the air outlet mechanism through an air supply pipe, and the multiple stirring rods are connected with the air outlet mechanism and tightly attached to the inner wall of the box body. Raw materials are fed into the box body from the feeding pipe, the air outlet mechanism blows hot air out of the box body, and the air outlet mechanism drives the stirring rod to rotate in the box body, so that the raw materials in the box body are mixed more uniformly.

Description

TECHNICAL FIELD

[0001] The utility model relates to pelletizer technical field, concretely is boiling granulator. BACKGROUND

[0002] In the tablet production process in order to improve material fluidity, prevent various components from segregation in the mixing process due to the difference in particle size, density, will be granulated, the present general is to adopt boiling granulator to granulate. Boiling granulator is to utilize clean hot air to blow the material in the closed container from the bottom to boiling and present fluidized state, the material does not have the complex movement in the container, and mixes in the floating and reaches uniform state, then sprays into the binder to make the powder material wet condensation, again through hot air drying, forms the granule.

[0003] The Chinese patent with the authorization announcement number CN219879846U discloses a preparation boiling granulator, relates to the technical field of pelletizer, including the boiling granulator main part, the boiling granulator main part bottom is provided with granulating box, the bottom sidewall of granulating box is fixedly installed with discharge pipe, the discharge pipe outside is fixedly installed with solenoid valve, the both sides of granulating box are provided with hot air spray mechanism, the top of granulating box is provided with hot air air drying mechanism. The utility model discloses a first filter screen and second filter screen opposite the hot air that circulates upwards are set up in the hot air filter box, filter the hot air that circulates upwards, intercept the granule and the particle, the hot air is guided into the feed pipe through the air duct, and the preparation particles that add the discharge bin through the feed pipe are dried and auxiliary discharge, reach the reuse of hot air, reduce resource waste, and the dry particles are directly introduced into the granulating box through the discharge pipe and mixed with the binder solution to make particles, and the exhaust pipe plays the role of discharging redundant hot air.

[0004] But the above technical scheme has the following defects: the raw materials in the above preparation boiling granulator are only mixed and granulated in the granulating box by hot air, so that the raw materials and the binder are not uniformly mixed, and the mixing speed of the raw materials is slow, which reduces the granulation efficiency. UTILITY MODEL CONTENT

[0005] The utility model aims at the problems in the background art and provides a boiling granulator.

[0006] The technical scheme of the utility model: a boiling granulator, comprising a box body, a cover body, a feed pipe, a discharge pipe, a supply air pipe, a hot air mechanism, a storage barrel, an exhaust pipe, a stirring rod, and a spray head.

[0007] The cover body is connected to the upper end of the box body, and the exhaust pipe is connected to the cover body. The box body is provided with a filter mechanism. The feed pipe is connected to the box body and located below the filter mechanism. The discharge pipe is connected to the box body.

[0008] The box body is provided with a conveying pipe. The spray head is connected to the end of the conveying pipe in the box body. The other end of the conveying pipe is connected to the storage barrel.

[0009] The box lower end is rotatably provided with an air outlet mechanism, the hot air mechanism is connected with the air outlet mechanism through a blast pipe, the stirring rods are provided with a plurality of and connected with the air outlet mechanism, and the plurality of stirring rods are close to the inner wall of the box.

[0010] Preferably, the filtering mechanism comprises a filter plate, a cam and a mounting frame.

[0011] The mounting frame is connected with the lower end of the cover body, the filter plate is slidably connected with the mounting frame, the lower end of the filter plate is provided with a spring, the spring is connected with the lower end of the mounting frame, and the spring is in a compressed state.

[0012] The cam is rotatably connected with the mounting frame, the mounting frame is provided with a driving motor, the driving motor is in transmission connection with the cam, and the outer circumferential surface of the cam is tightly pressed on the upper surface of the filter plate.

[0013] Preferably, the filter plate is slidably connected with the inner wall of the box, and the outer circumferential surface of the filter plate is provided with a sealing ring which is tightly pressed on the inner wall of the box.

[0014] Preferably, the air outlet mechanism comprises a mounting portion, a mounting pipe and a driving assembly.

[0015] The mounting pipe is connected with the lower end of the mounting portion and coaxially distributed with the mounting portion, the mounting pipe is rotatably connected with the lower end of the box, the driving assembly is connected with the lower end of the box, and the driving assembly is in transmission connection with the mounting pipe.

[0016] A plurality of air outlets are arranged on the mounting portion, the mounting pipe is in communication with the plurality of air outlets, and the blast pipe is in matched connection with the mounting pipe.

[0017] The plurality of stirring rods are all connected with the mounting portion.

[0018] Preferably, the end of the blast pipe is provided with a fixing portion which is rotatably connected with the mounting pipe.

[0019] Preferably, the shape of the stirring rod corresponds to the shape of the side wall of the box, and the end of the stirring rod close to the inner wall of the box is provided with a rubber strip which is tightly pressed on the inner wall of the box.

[0020] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0021] 1. In the utility model, the raw materials are put into the box from the feeding pipe, the hot air is blown out from the air outlet mechanism in the box, the air outlet mechanism drives the stirring rod to rotate in the box, and the internal raw materials are mixed more uniformly.

[0022] 2. In the utility model, the gas in the box is discharged from the exhaust pipe, the internal raw materials are blocked by the filter plate in the filtering mechanism, the driving motor is started to drive the cam to rotate, the cam drives the filter plate to reciprocate on the mounting frame, the raw materials on the filter plate are shaken off, the granulation is continuously carried out, and waste is avoided. BRIEF DESCRIPTION OF DRAWINGS

[0023] Figure 1 A perspective view of the boiling granulator is provided.

[0024] Figure 2 A perspective view of the boiling granulator is provided.

[0025] Figure 3 A perspective view of the boiling granulator is provided.

[0026] Figure 4 A Figure 3 A perspective view of the boiling granulator is provided.

[0027] Reference signs: 1, box; 2, cover; 3, feed pipe; 4, discharge pipe; 5, air supply pipe; 6, hot air mechanism; 7, storage barrel; 8, conveying pipe; 9, exhaust pipe; 10, mounting portion; 11, stirring rod; 12, spray head; 13, fixing portion; 14, mounting pipe; 15, air outlet; 16, filter plate; 17, drive assembly; 18, cam; 19, spring; 20, mounting bracket. DETAILED DESCRIPTION

[0028] Example one

[0029] As Figures 1-4 shown, the boiling granulator provided by the utility model, including box 1, cover 2, feed pipe 3, discharge pipe 4, air supply pipe 5, hot air mechanism 6, storage barrel 7, exhaust pipe 9, stirring rod 11 and spray head 12;

[0030] Cover 2 is connected to the upper end of box 1, and exhaust pipe 9 is connected to cover 2; box 1 is provided with a filter mechanism; feed pipe 3 is connected to box 1 and is located below the filter mechanism; and discharge pipe 4 is connected to box 1.

[0031] Box 1 is provided with conveying pipe 8, and spray head 12 is connected to the end of conveying pipe 8 located in box 1; the other end of conveying pipe 8 is connected to storage barrel 7.

[0032] The lower end of box 1 is rotatably provided with an air outlet mechanism, hot air mechanism 6 is connected to the air outlet mechanism through air supply pipe 5, stirring rod 11 is provided with a plurality of air outlet mechanisms, and the plurality of stirring rods 11 are tightly attached to the inner wall of box 1.

[0033] Further, the shape of stirring rod 11 corresponds to the shape of the side wall of box 1, and the end of stirring rod 11 close to the inner wall of box 1 is provided with a rubber strip, and the rubber strip is tightly pressed against the inner wall of box 1.

[0034] The utility model discloses, raw materials are from the feeding pipe 3 and are put into the box 1, and the air outlet mechanism blows out hot air in the box 1, and the air outlet mechanism drives the stirring rod 11 to rotate in the box 1, makes the inside raw materials mix more evenly, and the box 1 is equipped with filter mechanism, and filter mechanism places the raw materials and is discharged to avoid waste when exhausting.

[0035] Example two

[0036] As Figures 3-4 The utility model discloses a fluidized granulator, compared with example one, the filter mechanism of this embodiment includes filter plate 16, cam 18 and mounting bracket 20.

[0037] The mounting bracket 20 is connected to the lower end of the cover body 2, the filter plate 16 is slidingly connected to the mounting bracket 20, the lower end of the filter plate 16 is provided with a spring 19, the spring 19 is connected to the lower end of the mounting bracket 20, and the spring 19 is in a compressed state.

[0038] The cam 18 is rotatably connected to the mounting bracket 20, the mounting bracket 20 is provided with a driving motor, the driving motor is drivingly connected to the cam 18, and the outer circumferential surface of the cam 18 is pressed against the upper surface of the filter plate 16.

[0039] Further, the filter plate 16 is slidingly connected to the inner wall of the box 1, and the outer circumferential surface of the filter plate 16 is provided with a sealing ring, which is pressed against the inner wall of the box 1.

[0040] In this embodiment, the gas in the box 1 is discharged from the exhaust pipe 9, the internal raw materials are blocked by the filter plate 16 in the filter mechanism, the driving motor is started to drive the cam 18 to rotate, the cam 18 drives the filter plate 16 to reciprocate on the mounting bracket 20, the raw materials on the filter plate 16 are shaken off, the granulation is continued, and waste is avoided.

[0041] Example three

[0042] As Figure 3 The utility model discloses a fluidized granulator, compared with example one, the air outlet mechanism of this embodiment includes mounting portion 10, mounting pipe 14 and driving assembly 17.

[0043] The mounting pipe 14 is connected to the lower end of the mounting portion 10 and is coaxially distributed with the mounting portion 10, the mounting pipe 14 is rotatably connected to the lower end of the box 1, the driving assembly 17 is connected to the lower end of the box 1, and the driving assembly 17 is drivingly connected to the mounting pipe 14.

[0044] A plurality of air outlets 15 are arranged on the mounting portion 10, the mounting pipe 14 is in communication with the plurality of air outlets 15, the air supply pipe 5 is connected to the mounting pipe 14 in a matching mode, and the plurality of stirring rods 11 are connected to the mounting portion 10.

[0045] Further, the end of the air supply pipe 5 is provided with a fixing portion 13, and the fixing portion 13 is rotatably connected to the mounting pipe 14.

[0046] In the embodiment, the driving assembly 17 drives the mounting pipe 14 and the mounting part 10 to rotate, the hot air mechanism 6 sends hot air to the multiple air outlets 15 of the mounting part 10 through the air supply pipe 5, and the hot air is sent to the inside of the cabinet 1.

[0047] The above describes the embodiments of the utility model in detail in combination with the drawings, but the utility model is not limited to this, and various changes can be made within the knowledge range of the technical personnel in the technical field without departing from the purpose of the utility model.

Claims

1. A fluid bed granulator characterised in that, The utility model relates to a kind of drying machine, including box (1), cover (2), feed pipe (3), discharge pipe (4), air supply pipe (5), hot air mechanism (6), storage barrel (7), exhaust pipe (9), stirring rod (11) and shower head (12); Cover (2) is connected to the upper end of box (1), and exhaust pipe (9) is connected to cover (2). A filter mechanism is provided in box (1). Feed pipe (3) is connected to box (1) and located below the filter mechanism. Discharge pipe (4) is connected to box (1). Box (1) is provided with a conveying pipe (8). The end of the conveying pipe (8) located in the box (1) is connected to the shower head (12). The other end of the conveying pipe (8) is connected to the storage barrel (7). The lower end of the box (1) is rotatably provided with an air outlet mechanism. The hot air mechanism (6) is connected to the air outlet mechanism through the air supply pipe (5). The stirring rod (11) is provided with multiple air outlet mechanisms and is tightly attached to the inner wall of the box (1).

2. The fluid bed granulator of claim 1, wherein, The filter mechanism includes a filter plate (16), a cam (18) and a mounting bracket (20). The mounting bracket (20) is connected to the lower end of the cover (2). The filter plate (16) is slidably connected to the mounting bracket (20). The lower end of the filter plate (16) is provided with a spring (19). The spring (19) is connected to the lower end of the mounting bracket (20) and is in a compressed state. The cam (18) is rotatably connected to the mounting bracket (20). The mounting bracket (20) is provided with a drive motor. The drive motor is drivingly connected to the cam (18). The outer periphery of the cam (18) is tightly pressed against the upper surface of the filter plate (16).

3. The fluid bed granulator of claim 2, wherein, The filter plate (16) is slidably connected to the inner wall of the box (1). The outer periphery of the filter plate (16) is provided with a sealing ring, which is tightly pressed against the inner wall of the box (1).

4. The fluid bed granulator of claim 1, wherein, The air outlet mechanism includes a mounting portion (10), a mounting pipe (14) and a drive assembly (17). The mounting pipe (14) is connected to the lower end of the mounting portion (10) and coaxially distributed with the mounting portion (10). The mounting pipe (14) is rotatably connected to the lower end of the box (1). The drive assembly (17) is connected to the lower end of the box (1) and drivingly connected to the mounting pipe (14). The mounting portion (10) is provided with multiple air outlets (15). The mounting pipe (14) is in communication with the multiple air outlets (15). The air supply pipe (5) is connected to the mounting pipe (14). The multiple stirring rods (11) are connected to the mounting portion (10).

5. The fluid bed granulator of claim 4, wherein, The end of the air supply pipe (5) is provided with a fixing portion (13), which is rotatably connected to the mounting pipe (14).

6. The fluid bed granulator of claim 1, wherein, The shape of the stirring rod (11) corresponds to the shape of the side wall of the box (1). The end of the stirring rod (11) close to the inner wall of the box (1) is provided with a rubber strip, which is tightly pressed against the inner wall of the box (1).

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