Fluidized bed material suction back flushing device

Abstract

The utility model provides a material sucking and back flushing device of a fluidized bed and relates to the technical field of pharmaceutical equipment. The material sucking and back blowing device of the fluidized bed comprises a fluidized bed body, arc-shaped mounting grooves are formed in the two sides of the fluidized bed body, and arc-shaped adaptive blocks are arranged in the two arc-shaped mounting grooves. According to the material sucking and back blowing device of the fluidized bed, the two second chain wheels are in transmission with the two first chain wheels through chains respectively, the two first chain wheels drive the two threaded cylinders to rotate synchronously, the threaded cylinders are in threaded connection with the threaded rods, and under the limiting effect of the two long sliding rods on the connecting plates, the connecting plates can rotate synchronously. The threaded rod drives the arc-shaped plate to move in the direction far away from the fluidized bed body through the connecting plate, the two long sliding rods slide on the L-shaped plate, and the arc-shaped adaptive block is moved out of the arc-shaped mounting groove, so that a worker can conveniently maintain or replace parts in the fluidized bed body through the arc-shaped mounting groove.

Description

Technical Field

[0001] The utility model relates to a fluidized bed back-blowing device, in particular to a fluidized bed suction back-blowing device, belonging to the technical field of pharmaceutical equipment. Background Art

[0002] Fluidized bed, referred to as fluidized bed, is a reactor that uses gas or liquid to pass through a granular solid layer to put solid particles in a suspended motion state and carry out a gas-solid phase reaction process or a liquid-solid phase reaction process. It includes dispersed fluidized bed and aggregated fluidized bed (bubbling bed, turbulent bed, fast bed).

[0003] The back-blowing fluidized bed with the publication number CN210934851U comprises a fluidized bed body, a top filter disc, a middle filter disc, a bottom filter disc, a sealing ring, a filter element, a back-blowing mechanism and a driving mechanism. The fluidized bed body is provided with a top filter disc, a middle filter disc and a bottom filter disc from top to bottom, and a sealing ring for abutting against the inner wall of the fluidized bed body is provided in the circumferential direction. A buffer air cavity is formed between the top filter disc and the middle filter disc, and an exhaust cavity is formed between the middle filter disc and the bottom filter disc; a plurality of filter elements are provided at the lower part of the bottom filter disc, and the upper part is connected to the exhaust cavity, and a back-blowing mechanism for connecting the buffer air cavity is provided above the filter element; the driving mechanism is fixed at the upper part of the fluidized bed body, and is used to drive the top filter disc, the middle filter disc and the bottom filter disc to rise and fall.

[0004] Although there are many benefits in the above scheme, there are also the following disadvantages: since the backflush mechanism and the filter element are both arranged inside the fluidized bed body, and the fluidized bed body has no reserved window, if the driving cylinder on the backflush mechanism needs maintenance or the filter element needs to be replaced, it will increase the difficulty for personnel to replace it. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] The purpose of the utility model is to provide a fluidized bed suction backflush device in order to solve the above-mentioned problem, so as to solve the problem in the prior art that since the backflush mechanism and the filter element are both arranged inside the fluidized bed body, and the fluidized bed body has no reserved window, if the driving cylinder on the backflush mechanism needs maintenance and repair or the filter element needs to be replaced, it will increase the difficulty for personnel to replace them.

[0007] (II) Technical solution

[0008] The utility model is realized through the following technical scheme: a fluidized bed suction backblowing device comprises a fluidized bed body, wherein arc-shaped mounting grooves are provided on both sides of the fluidized bed body, and arc-shaped adapter blocks are provided inside the two arc-shaped mounting grooves, and arc plates are fixedly connected to the outer sides of the two arc-shaped adapter blocks, and connecting plates are fixedly connected to the outer sides of the two arc-shaped plates, and a threaded rod is fixedly connected to one side of the connecting plate, and a threaded tube is threadedly connected to the outer side of the threaded rod, and an L-shaped plate is rotatably connected to the outer side of the threaded tube, and two elongated sliding rods are fixedly connected to one side of the connecting plate, and one end of the two elongated sliding rods passes through the L-shaped plate and is slidably connected to the L-shaped plate, and a first sprocket is fixedly connected to the outer side of the threaded tube, and a rotating seat is fixedly connected between the two L-shaped plates, and the rotating seat is rotatably connected to the outer side of the worm, a rotating rod is provided at the top of the rotating seat, and a rotating assembly is provided on the outer side of the rotating rod, and second sprockets are fixedly connected to both ends of the rotating rod, and the two second sprockets are respectively connected to the two first sprockets through chain transmission, and a rotating assembly is provided at the bottom of the rotating seat.

[0009] Preferably, sealing strips are installed on the inner sides of the two arc-shaped plates, and the two sealing strips are in contact with the fluidized bed body. The provision of the sealing strips can seal the joint between the arc-shaped plates and the fluidized bed body.

[0010] Preferably, two fixed blocks are rotatably connected to the outer side of the rotating rod, the two fixed blocks are symmetrically distributed relative to the vertical center line of the rotating rod, and the two fixed blocks are fixedly connected to the top of the rotating seat. The setting of the two fixed blocks plays a role of rotational support for the rotating rod.

[0011] Preferably, the rotating assembly comprises a worm wheel, the worm wheel is arranged between two fixed blocks, the worm wheel is fixedly connected to the outer side of the rotating rod, and the outer side of the worm wheel is meshingly connected with a worm.

[0012] Preferably, a support plate is rotatably connected to the outer side of the worm, and the support plate is fixedly connected to the top of the rotating seat. One end of the worm is fixedly connected to a turning handle, and the setting of the support plate plays a role of rotational support for the worm.

[0013] Preferably, the rotating assembly comprises an inner gear ring, the inner gear ring is fixedly connected to the bottom of the rotating seat, and the inner side of the inner gear ring is meshedly connected with a gear.

[0014] Preferably, a driving motor is fixedly connected to the outside of the fluidized bed body, the driving motor is arranged at the bottom of the gear, and the output end of the driving motor is fixedly connected to the gear.

[0015] The utility model provides a fluidized bed suction back-blowing device, which has the following beneficial effects:

[0016] 1. The fluidized bed suction back-blowing device, the two second sprockets are respectively driven by chains with the two first sprockets, the two first sprockets drive the two threaded barrels to rotate synchronously, the threaded barrels are threadedly connected with the threaded rods, under the limiting effect of the two long sliding bars on the connecting plate, the threaded rods drive the arc plate to move away from the fluidized bed body through the connecting plate, and the two long sliding bars slide on the L-shaped plate, and the arc-shaped adapter block is moved out from the inside of the arc-shaped mounting groove, so that personnel can conveniently repair, maintain or replace the components inside the fluidized bed body through the arc-shaped mounting groove.

[0017] 2. The fluidized bed suction back-blowing device drives the gear to rotate at the output end of the motor. The gear meshes with the inner gear ring, and the rotating seat rotates on the outside of the fluidized bed body. Therefore, the two L-shaped plates can be driven to rotate through the rotating seat to realize the rotation of the arc plate and the arc adapter block, which is convenient for personnel to disassemble and remove the components inside the fluidized bed body through the arc installation groove. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 For this utility model Figure 1 A magnified view of the structure of part A;

[0020] Figure 3 This is a schematic diagram of the structure of the rotating assembly of the utility model;

[0021] Figure 4 This is a schematic diagram of the arc plate structure of the utility model.

[0022]

Main component symbol description

[0023] 1. Fluidized bed body; 2. Arc plate; 200. Arc mounting groove; 201. Arc adapter block; 3. Connecting plate; 4. Threaded rod; 5. L-shaped plate; 6. Long slide rod; 7. Threaded cylinder; 8. First sprocket; 9. Second sprocket; 10. Rotating rod; 11. Worm wheel; 12. Worm; 13. Fixed block; 14. Rotating seat; 15. Internal gear ring; 16. Gear. DETAILED DESCRIPTION

[0024] The embodiment of the utility model provides a fluidized bed suction back-flushing device.

[0025] See also Figure 1 , Figure 2 , Figure 3 and Figure 4, including a fluidized bed body 1, arc-shaped installation grooves 200 are opened on both sides of the fluidized bed body 1, arc-shaped adapter blocks 201 are arranged inside the two arc-shaped installation grooves 200, arc-shaped plates 2 are fixedly connected to the outer sides of the two arc-shaped adapter blocks 201, sealing strips are installed on the inner sides of the two arc-shaped plates 2, and the two sealing strips are in contact with the fluidized bed body 1, and connecting plates 3 are fixedly connected to the outer sides of the two arc-shaped plates 2, and threaded rods 4 are fixedly connected to one side of the connecting plate 3, and threaded tubes 7 are threadedly connected to the outer side of the threaded rods 4, and L-shaped plates 5 are rotatably connected to the outer side of the threaded tubes 7, and two elongated sliding rods 6 are fixedly connected to one side of the connecting plate 3, and one end of the two elongated sliding rods 6 passes through the L-shaped plate 5 and is connected to the L The L-shaped plate 5 is slidably connected, and the first sprocket 8 is fixedly connected to the outside of the threaded cylinder 7. A rotating seat 14 is fixedly connected between the two L-shaped plates 5. The rotating seat 14 is rotatably connected to the outside of the worm 12. A rotating rod 10 is provided on the top of the rotating seat 14. Two fixed blocks 13 are rotatably connected to the outside of the rotating rod 10. The two fixed blocks 13 are symmetrically distributed relative to the vertical center line of the rotating rod 10. The two fixed blocks 13 are fixedly connected to the top of the rotating seat 14. A rotating assembly is provided on the outside of the rotating rod 10. Second sprockets 9 are fixedly connected at both ends of the rotating rod 10. The two second sprockets 9 are respectively connected to the two first sprockets 8 through chain transmission. A rotating assembly is provided at the bottom of the rotating seat 14.

[0026] The rotating assembly includes a worm wheel 11, which is arranged between two fixed blocks 13. The worm wheel 11 is fixedly connected to the outside of the rotating rod 10. The outside of the worm wheel 11 is meshed with a worm 12. The outside of the worm 12 is rotatably connected to a support plate. The support plate is fixedly connected to the top of the rotating seat 14. One end of the worm 12 is fixedly connected to a turning handle.

[0027] Specifically, by turning the handle, the worm 12 engages with the worm wheel 11, and the worm wheel 11 drives the rotating rod 10 to rotate, thereby realizing the rotation of the two second sprockets 9. The two second sprockets 9 are respectively connected with the two first sprockets 8 through chain transmission, and the two first sprockets 8 drive the two threaded barrels 7 to rotate synchronously. The threaded barrels 7 are threadedly connected with the threaded rod 4. Under the limiting effect of the two long sliding rods 6 on the connecting plate 3, the threaded rod 4 drives the arc plate 2 to move away from the fluidized bed body 1 through the connecting plate 3, and the two long sliding rods 6 slide on the L-shaped plate 5, and the arc adapter block 201 is moved out from the inside of the arc mounting groove 200, so that personnel can conveniently repair, maintain or replace the components inside the fluidized bed body 1 through the arc mounting groove 200.

[0028] See also Figure 1 and Figure 3 The rotating assembly includes an inner gear ring 15, which is fixedly connected to the bottom of the rotating seat 14. The inner side of the inner gear ring 15 is meshed with a gear 16. The outer side of the fluidized bed body 1 is fixedly connected to a drive motor, which is arranged at the bottom of the gear 16, and the output end of the drive motor is fixedly connected to the gear 16.

[0029] Specifically, the drive motor is started. There is no specific limitation on the model of the drive motor, which shall be based on the adapter equipment. The output end of the drive motor drives the gear 16 to rotate, and the gear 16 engages with the inner ring 15. The rotating seat 14 rotates on the outside of the fluidized bed body 1. Therefore, the two L-shaped plates 5 can be driven to rotate through the rotating seat 14, thereby realizing the rotation of the arc plate 2 and the arc adapter block 201, which is convenient for personnel to disassemble and remove the components inside the fluidized bed body 1 through the arc mounting groove 200.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A fluidized bed suction backflush device, comprising a fluidized bed body (1), characterized in that: The fluidized bed body (1) is provided with arc-shaped installation grooves (200) on both sides, and the two arc-shaped installation grooves (200) are provided with arc-shaped adapter blocks (201) inside, and the outer sides of the two arc-shaped adapter blocks (201) are fixedly connected to arc-shaped plates (2), and the outer sides of the two arc-shaped plates (2) are fixedly connected to connecting plates (3), and one side of the connecting plate (3) is fixedly connected to a threaded rod (4), and the outer side of the threaded rod (4) is threadedly connected to a threaded cylinder (7), and the outer side of the threaded cylinder (7) is rotatably connected to an L-shaped plate (5), and one side of the connecting plate (3) is fixedly connected to two long sliding rods (6), and the two long sliding rods (6) are fixedly connected to the connecting plate (3). ) one end of each of the two ends passes through the L-shaped plate (5) and is slidably connected to the L-shaped plate (5); a first sprocket (8) is fixedly connected to the outer side of the threaded cylinder (7); a rotating seat (14) is fixedly connected between the two L-shaped plates (5); the rotating seat (14) is rotatably connected to the outer side of the worm (12); a rotating rod (10) is provided on the top of the rotating seat (14); a rotating assembly is provided on the outer side of the rotating rod (10); second sprockets (9) are fixedly connected to both ends of the rotating rod (10); the two second sprockets (9) are respectively connected to the two first sprockets (8) through chain transmission; a rotating assembly is provided at the bottom of the rotating seat (14).

2. The fluidized bed suction backflush device according to claim 1, characterized in that: Sealing strips are installed on the inner sides of the two arc-shaped plates (2), and the two sealing strips are in contact with the fluidized bed body (1).

3. The fluidized bed suction backflush device according to claim 1, characterized in that: Two fixed blocks (13) are rotatably connected to the outer side of the rotating rod (10); the two fixed blocks (13) are symmetrically distributed relative to the vertical center line of the rotating rod (10); and the two fixed blocks (13) are fixedly connected to the top of the rotating seat (14).

4. The fluidized bed suction backflush device according to claim 1, characterized in that: The rotating assembly comprises a worm wheel (11), the worm wheel (11) is arranged between two fixed blocks (13), the worm wheel (11) is fixedly connected to the outside of the rotating rod (10), and the outside of the worm wheel (11) is meshingly connected with a worm (12).

5. The fluidized bed suction backflush device according to claim 4, characterized in that: The outer side of the worm (12) is rotatably connected to a support plate, the support plate is fixedly connected to the top of the rotating seat (14), and one end of the worm (12) is fixedly connected to a turning handle.

6. The fluidized bed suction backflush device according to claim 1, characterized in that: The rotating assembly comprises an inner gear ring (15), wherein the inner gear ring (15) is fixedly connected to the bottom of the rotating seat (14), and a gear (16) is meshedly connected to the inner side of the inner gear ring (15).

7. The fluidized bed suction backflush device according to claim 6, characterized in that: A drive motor is fixedly connected to the outside of the fluidized bed body (1); the drive motor is arranged at the bottom of the gear (16); and the output end of the drive motor is fixedly connected to the gear (16).

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