High negative pressure dust remover

Abstract

The utility model discloses a high negative pressure dust remover which comprises a filter box, the bottom of the filter box is fixedly connected with a separating cylinder, the outer side of the separating cylinder is fixedly connected with an air inlet, the inner wall of the filter box is fixedly connected with the outer side of a partition plate, the filter cylinder is arranged on the partition plate, the upper surface of the partition plate is fixedly connected with a cylinder body, and the outer side of the cylinder body is fixedly connected with an air pipe. An electromagnetic valve is arranged on the outer side of the filter box; the bottom of the separation barrel is fixedly connected with a buffer barrel; the side surface of the buffer barrel is rotationally connected with a rotating shaft; and one end of the rotating shaft is fixedly connected with a sealing plate. The air dust removal effect is effectively enhanced through the filter cartridge, the separation cartridge and the filter cartridge, the structure is simple, the design is compact, the buffer cartridge is closed through rotation of the rotating plate by means of the buffer cartridge, the rotating shaft, the sealing plate, the rotating plate, the worm gear, the lug plate and the worm, and dust in the dust collecting hopper can be cleaned under the condition that the filter cartridge dust remover does not stop.

Description

Technical Field

[0001] The utility model relates to the technical field of dust collectors, in particular to a high-negative-pressure dust collector. Background Technique

[0002] High-negative-pressure dust collectors are often used in the cleaning of polysilicon workshops, the cleaning of pulverized coal in boilers, the cleaning of electronics factories, the feeding of plastic particles, and the positive materials of lithium batteries. The treatment of dust and flue gas generated in other industries such as graphene materials, lead-acid batteries, polishing, grinding, welding fumes of electric welding robots, shipbuilding, chemical industry, food, pharmaceuticals, non-ferrous metal processing, electronics, smelting, food processing, tobacco refining, textile, and fiberglass.

[0003] Existing high-negative-pressure dust collectors only set filter elements such as filter cartridges for primary filtration, which makes the filtration effect of the dust collector limited, and the outside of the filter cartridge is easily blocked by dust. In addition, when cleaning the dust inside the ash collection hopper of the dust collector, the dust collector needs to be stopped for cleaning, which affects the actual use effect of the dust collector. Content of the Utility Model

[0004] The purpose of the utility model is to provide a high-negative-pressure dust collector to solve the problems put forward in the above background technique.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A high-negative-pressure dust collector, including a filtration box, the bottom of the filtration box is fixedly connected with a separation cylinder, the outside of the separation cylinder is fixedly connected with an air inlet, the inner wall of the filtration box is fixedly connected with the outside of a partition plate, a filter cartridge is arranged on the partition plate, the upper surface of the partition plate is fixedly connected with a cylinder body, the outside of the cylinder body is fixedly connected with an air pipe, one end of the air pipe is fixedly connected with a spray head, the outside of the filtration box is fixedly connected with an air outlet, a solenoid valve is arranged on the outside of the filtration box, the bottom of the separation cylinder is fixedly connected with a buffer cylinder, the side of the buffer cylinder is rotationally connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a sealing plate, the side of the sealing plate is fixedly connected with a rotating plate, one end of the rotating shaft is fixedly connected with a worm gear, the side of the buffer cylinder is fixedly connected with an ear plate, the side of the ear plate is rotationally connected with a worm, one end of the worm is fixedly connected with a handwheel, the bottom of the buffer cylinder is fixedly connected with an ash collection hopper, and the bottom of the ash collection hopper is fixedly connected with an ash discharge port.

[0006] Preferably, the separation cylinder is funnel-shaped, the separation cylinder is internally connected with the filtration box, the separation cylinder is internally connected with the air inlet, and the air inlet is vertically arranged with the section of the separation cylinder.

[0007] Preferably, the partition plate is located above the air inlet, the side of the partition plate is movably inserted into the outside of the filter cartridge through a circular through hole, and the spray head is located directly above the filter cartridge.

[0008] Preferably, the bottom of the separation cylinder communicates with the buffer cylinder. The interior of the buffer cylinder is rotatably connected to a sealing plate. The number of the sealing plates is two, and the sealing plates are rotatably connected to the inner wall of the buffer cylinder through a rotating shaft.

[0009] Preferably, one end of the rotating shaft extends to one side of the buffer cylinder and is fixedly connected to a worm gear. The outer side of the worm gear is meshed with a worm.

[0010] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0011] 1. By providing a filter cylinder, a separation cylinder, a partition plate, a filter cartridge, an air pipe, a spray head and a buffer cylinder, the air entering from the air inlet is spirally rotated through the separation cylinder, and the dust in the air falls into the dust collection hopper by the generated centrifugal force. The separated air is discharged from the air outlet after being filtered by the filter cartridge. In this way, the dust removal effect of the air is effectively enhanced, the structure is simple and compact. At the same time, the compressed air is sprayed from the spray head by using an electromagnetic valve, and the sprayed compressed air will generate a shock wave, so as to shake the dust attached to the outer side of the filter cartridge and fall into the dust collection hopper, enhancing the actual use effect.

[0012] 2. The present utility model also provides a buffer cylinder, a rotating shaft, a sealing plate, a rotating plate, a worm gear, an ear plate and a worm. By rotating the hand wheel, the sealing plate drives the rotating plate to rotate, so as to adjust the opening and closing of the buffer cylinder, so as to meet the requirement of cleaning the dust in the dust collection hopper of the filter cartridge dust collector without shutting down, improving the efficiency of the staff to clean the dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 is a schematic diagram of the overall structure of the present utility model;

[0014] Figure 2 is a cross-sectional view of the overall structure of the present utility model;

[0015] Figure 3 is a schematic diagram of the structure of the partition plate and the filter cartridge of the present utility model;

[0016] Figure 4 is a cross-sectional view of the internal structure of the buffer cylinder of the present utility model.

[0017] In the figure: 1. Filter box; 2. Separation cylinder; 3. Air inlet; 4. Partition plate; 5. Filter cartridge; 6. Cylinder body; 7. Air pipe; 8. Spray head; 9. Air outlet; 10. Electromagnetic valve; 11. Buffer cylinder; 12. Rotating shaft; 13. Sealing plate; 14. Rotating plate; 15. Worm gear; 16. Ear plate; 17. Worm; 18. Hand wheel; 19. Dust collection hopper; 20. Ash discharge port. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0018] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0019] Please refer to Figures 1-4 , the present utility model provides a technical solution: a high negative pressure dust collector, including a filter box 1, the bottom of the filter box 1 is fixedly connected to the separation cylinder 2 through a flange and bolts, the outside of the separation cylinder 2 is fixedly welded to the air inlet 3, the air inlet 3 is located at the edge of the separation cylinder 2, the inner wall of the filter box 1 is fixedly welded to the outside of the partition plate 4, the surface of the partition plate 4 is movably inserted into the outside of the filter cartridge 5 through a circular through hole, the number of filter cartridges 5 is four, the upper surface of the partition plate 4 is fixedly welded to the cylinder body 6, the cylinder body 6 is located at the center of the partition plate 4, the outside of the cylinder body 6 is fixedly welded to four symmetric air pipes 7, one end of the air pipe 7 is fixedly welded to the nozzle 8, the nozzle 8 is located directly above the filter cartridge 5, the outside of the filter box 1 is fixedly welded to the air outlet 9, an electromagnetic valve 10 is arranged on the outside of the filter box 1, the electromagnetic valve 10 is communicated with the inside of the cylinder body 6 through a connecting pipe, the bottom of the separation cylinder 2 is fixedly welded to the buffer cylinder 11, the buffer cylinder 11 is a cylinder, the inside of the separation cylinder 2 is communicated with the inside of the ash collection hopper 19 through the buffer cylinder 11, the side of the buffer cylinder 11 is rotatably connected to the rotating shaft 12, one end of the rotating shaft 12 is fixedly welded to the sealing plate 13, the side of the sealing plate 13 is fixedly welded to the rotating plate 14, both ends of the rotating plate 14 are fixedly connected to the sealing plate 13 respectively, the sealing plate 13 is rotatably connected to the inner wall of the buffer cylinder 11 through the rotating shaft 12, one end of the rotating shaft 12 is fixedly welded to the worm gear 15, the side of the buffer cylinder 11 is fixedly welded to the ear plate 16, the side of the ear plate 16 is rotatably connected to the worm 17, one end of the worm 17 is fixedly welded to the hand wheel 18, the bottom of the buffer cylinder 11 is fixedly welded to the ash collection hopper 19, and the bottom of the ash collection hopper 19 is fixedly welded to the ash discharge port 20.

[0020] The separation cylinder 2 is funnel-shaped and is internally connected to the filtration box 1. The separation cylinder 2 is internally connected to the air inlet 3. The air inlet 3 is vertically arranged with respect to the cross-section of the separation cylinder 2. The partition plate 4 is located above the air inlet 3. The side of the partition plate 4 is movably inserted into the outer side of the filter cartridge 5 through a circular through-hole. Air enters the interior of the separation cylinder 2 from the air inlet 3. The air entering the interior of the separation cylinder 2 rotates spirally along the inner wall of the separation cylinder 2. The dust in the air is separated and discharged through the centrifugal force generated. The dust then falls into the ash collection hopper 19. The separated air enters the interior of the filtration box 1 and is discharged from the solenoid valve 10 after being filtered through the side of the filter cartridge 5. The separation of the filtration box 1 and the filtration of the filter cartridge 5 enhance the dust removal effect of the air. The nozzle 8 is located directly above the filter cartridge 5. The bottom of the separation cylinder 2 is connected to the buffer cylinder 11. The interior of the buffer cylinder 11 is rotatably connected to the sealing plate 13. The number of the sealing plates 13 is two. The sealing plate 13 is rotatably connected to the inner wall of the buffer cylinder 11 through the rotating shaft 12. One end of the rotating shaft 12 extends to one side of the buffer cylinder 11 and is welded and fixed to the worm gear 15. The outer side of the worm gear 15 is meshed with the worm 17. Rotating the handwheel 18 causes the worm 17 to drive the worm gear 15 to rotate, further causing the sealing plate 13 and the rotating plate 14 to rotate and then close the buffer cylinder 11. The dust in the ash collection hopper 19 can be discharged from the ash discharge port 20 without shutting down the entire equipment;

[0021] Working principle: When in use, the staff allows air to enter the interior of the separation cylinder 2 from the air inlet 3. The air entering the interior of the separation cylinder 2 rotates spirally along the inner wall of the separation cylinder 2. The dust in the air is separated and discharged through the centrifugal force generated. The dust then falls into the ash collection hopper 19. The separated air enters the interior of the filtration box 1 and is discharged from the solenoid valve 10 after being filtered through the side of the filter cartridge 5. The separation of the filtration box 1 and the filtration of the filter cartridge 5 enhance the dust removal effect of the air. Compressed air is ejected from the nozzle 8 through the solenoid valve 10. The ejected compressed air will generate a shock wave. The dust attached to the outer side of the filter cartridge 5 is made to fall into the interior of the ash collection hopper 19 by using the shock wave. When it is necessary to clean the dust in the ash collection hopper 19, rotate the handwheel 18 to cause the worm 17 to drive the worm gear 15 to rotate, further causing the sealing plate 13 and the rotating plate 14 to rotate synchronously. The through-hole of the buffer cylinder 11 is closed by the rotating plate 14, enabling the dust in the ash collection hopper 19 to be cleaned through the ash discharge port 20 without stopping the operation of the entire equipment.

[0022] It should be noted that in this text, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprising", "including" or any other variation thereof are intended to cover non-exclusive inclusion, such that a process, method, article or device comprising a series of elements not only includes those elements but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device.

[0023] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A high negative pressure dust collector, comprising a filter box (1), characterized in that: The bottom of the filter box (1) is fixedly connected to the separation cylinder (2), the outer side of the separation cylinder (2) is fixedly connected to the air inlet (3), the inner wall of the filter box (1) is fixedly connected to the outer side of the partition (4), a filter cylinder (5) is arranged on the partition (4), the upper surface of the partition (4) is fixedly connected to the cylinder (6), the outer side of the cylinder (6) is fixedly connected to the air pipe (7), one end of the air pipe (7) is fixedly connected to the nozzle (8), the outer side of the filter box (1) is fixedly connected to the air outlet (9), the outer side of the filter box (1) is provided with a solenoid valve (10), the bottom of the separation cylinder (2) is fixedly connected to the buffer cylinder (11), The side surface of the buffer cylinder (11) is rotatably connected to the rotating shaft (12), one end of the rotating shaft (12) is fixedly connected to the sealing plate (13), the side surface of the sealing plate (13) is fixedly connected to the rotating plate (14), one end of the rotating shaft (12) is fixedly connected to the worm gear (15), the side surface of the buffer cylinder (11) is fixedly connected to the ear plate (16), the side surface of the ear plate (16) is rotatably connected to the worm (17), one end of the worm (17) is fixedly connected to the hand wheel (18), the bottom of the buffer cylinder (11) is fixedly connected to the ash collecting hopper (19), and the bottom of the ash collecting hopper (19) is fixedly connected to the ash discharge port (20).

2. A high negative pressure dust collector according to claim 1, characterized in that: The separation cylinder (2) is funnel-shaped, the separation cylinder (2) is connected to the interior of the filter box (1), the separation cylinder (2) is connected to the interior of the air inlet (3), and the air inlet (3) and the section of the separation cylinder (2) are arranged vertically.

3. A high negative pressure dust collector according to claim 1, characterized in that: The partition (4) is located above the air inlet (3), and the side surface of the partition (4) is movably connected to the outer side of the filter cartridge (5) through a circular through hole. The nozzle (8) is located directly above the filter cartridge (5).

4. A high negative pressure dust collector according to claim 1, characterized in that: The bottom of the separation cylinder (2) is connected to the buffer cylinder (11), and the interior of the buffer cylinder (11) is rotatably connected to a sealing plate (13). There are two sealing plates (13), and the sealing plates (13) are rotatably connected to the inner wall of the buffer cylinder (11) via a rotating shaft (12).

5. A high negative pressure dust collector according to claim 1, characterized in that: One end of the rotating shaft (12) extends to one side of the buffer cylinder (11) and is fixedly connected to the worm wheel (15), and the outer side of the worm wheel (15) is meshingly connected to the worm (17).

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