CN-224207646-U - Multistage filtration dust pelletizing system

Abstract

The utility model relates to the technical field of filtration and dust removal, and provides a multi-stage filtration and dust removal system, which comprises a fixed disk and a bottom plate, wherein a filter cartridge is fixed between the fixed disk and the bottom plate, a back-blowing assembly is arranged in the filter cartridge, the back-blowing assembly comprises a main air pipe and an auxiliary air pipe, a plurality of jet heads distributed at equal intervals along the length direction of the auxiliary air pipe are communicated with the auxiliary air pipe, each jet head comprises a cylinder body, a first jet head and a second jet head are respectively communicated with the cylinder body, the first jet head is arranged towards the direction of the filter cartridge, and the second jet heads can drive the auxiliary air pipe to drive the main air pipe to rotate through jetting compressed air. The utility model has the beneficial effects that when the first nozzle and the second nozzle spray compressed gas at the same time, the first nozzle directly blows on the inner side of the filter cylinder, and the second nozzle can drive the jet head to rotate by the main air pipe and the auxiliary air pipe through the counter-thrust force, so that the filter cylinder can be ensured to be cleaned by uniform counter-blowing, and the service time and the filtering effect of the filter cylinder are improved.

Inventors

• GUO JINFU

Assignees

• 南京市妙炫环境工程科技有限公司

Dates

Publication Date

20260508

Application Date

20250526

Claims (7)

1. 1. A multistage filtering dust removal system is characterized by comprising a filtering component (8), wherein the filtering component (8) comprises a fixed disc (81) and a bottom plate (84), a filter cylinder (83) is fixed between the fixed disc (81) and the bottom plate (84), a blowback component (9) is arranged inside the filter cylinder (83), the blowback component (9) comprises a main air pipe (91) and a secondary air pipe (93), the main air pipe (91) is communicated with a gas storage component (7), the main air pipe (91) is rotatably connected with the bottom plate (84), the secondary air pipe (93) is provided with a plurality of air injection heads (94) uniformly distributed around the main air pipe (91) along the length direction of the secondary air pipe (93), the air injection heads (94) comprise a cylinder (941), a first spray head (942) and a second spray head (943) are respectively communicated with the cylinder (941), and the first spray head (942) is arranged towards the direction of the filter cylinder (9483), and the second spray head (942) can drive the main air pipe (91) to rotate through the air injection heads (93).
2. 2. The multistage filtering dust removal system according to claim 1, further comprising a first-stage filter bin (2) and a second-stage filter bin (1) which is positioned at the top of the first-stage filter bin (2) and communicated with the first-stage filter bin, wherein a support (3) is fixed at the bottom of the first-stage filter bin (2), a bin cover (4) is detachably fixed at the top of the second-stage filter bin (1), the filter assembly (8) is positioned inside the second-stage filter bin (1), and the first-stage filter bin (2) and the second-stage filter bin (1) are respectively communicated with an input pipe (5) and an output pipe (6).
3. 3. The multistage filtration dust removal system according to claim 1, wherein the air storage assembly (7) comprises an air storage tank (71), the air storage tank (71) is connected with an air compressor, the air storage tank (71) is communicated with a plurality of air delivery pipes (73) through control valves (72), and the air delivery pipes (73) are communicated with a main air pipe (91).
4. 4. The multistage filtration dust removal system according to claim 2, wherein a partition plate (10) is fixed inside the secondary filter bin (1), a plurality of mounting holes are formed in the partition plate (10), the filter cartridge (83) penetrates through the mounting holes and is fixed on the partition plate (10) through a fixing disc (81), and a gasket (82) is arranged between the fixing disc (81) and the partition plate (10).
5. 5. The multistage filtration dust removal system according to claim 1, wherein a plurality of first annular equally distributed vertical rods (85) and second annular equally distributed vertical rods (86) are fixed between the bottom plate (84) and the fixed disc (81), the diameters of the surrounding of the plurality of second vertical rods (86) are smaller than those of the surrounding of the first vertical rods (85), the filter cylinder (83) is positioned between the gaps of the first vertical rods (85) and the second vertical rods (86), and a plurality of ring frames (87) which are distributed at equal intervals along the length direction of the first vertical rods (85) are fixed on the first vertical rods.
6. 6. A multi-stage filtration dust removal system according to claim 3, wherein the blowback assembly (9) further comprises a rotary joint (92), the rotary joint (92) being mounted in communication between the main air duct (91) and the air duct (73).
7. 7. The multi-stage filtration dust removal system of claim 1, wherein said first nozzle (942) and said second nozzle (943) are angled at right angles.

Description

Multistage filtration dust pelletizing system Technical Field The utility model relates to the technical field of filtering and dedusting, in particular to a multi-stage filtering and dedusting system. Background The dust removing and filtering device is an industrial dust removing device for gas purification and dust recovery, is mainly used in factories with larger dust such as wood processing factories, stone factories and particle manufacturing factories, and in the use of a dust removing system, a filter element is easy to block due to the characteristic of the dust, so that the dust removing and filtering device with back blowing is mainly used, and dust accumulated on the surface of the filter element is removed through reverse airflow (back blowing) so as to maintain the filtering quality and efficiency. However, because the length and the area of the filter element used for general filtration are large, when back blowing is performed, a plurality of positions far away from the spray head are arranged, and the filter element cannot be cleaned in place all the time due to the reduction of the air flow intensity, so that the subsequent integral filtration effect is affected. Disclosure of utility model The utility model provides a multistage filtering dust removal system, when compressed gas is sprayed out simultaneously through a first spray head and a second spray head, the first spray head directly blows on the inner side of a filter cylinder, and the second spray head can drive a main air pipe and an auxiliary air pipe to rotate through a counter-thrust force, so that the filter cylinder can be ensured to be cleaned by uniform counter-blowing, and the service time and the filtering effect of the filter cylinder are improved. The technical scheme adopted is as follows: The utility model provides a multistage filtration dust pelletizing system, includes filter unit, filter unit includes fixed disk and bottom plate, be fixed with between fixed disk and the bottom plate and strain a section of thick bamboo, strain inside blowback subassembly that has, the blowback subassembly includes main trachea and vice trachea, main trachea intercommunication has gas storage subassembly, main trachea and bottom plate rotatable coupling, vice trachea has a plurality of and evenly encircles around main trachea rather than communicating pipe, still the intercommunication has a plurality of jet heads of equidistant distribution along its length direction on the vice trachea, the jet head includes the barrel, the intercommunication has shower nozzle one and shower nozzle two respectively on the barrel, shower nozzle one sets up towards straining the barrel direction, and a plurality of shower nozzle two can drive main trachea rotation through blowout compressed gas drive vice trachea. The further technical proposal is that the filter further comprises a first-stage filter bin and a second-stage filter bin which is positioned at the top of the first-stage filter bin and communicated with the first-stage filter bin, the bottom of the first-stage filter bin is fixed with a bracket, the secondary filter bin top can be dismantled and be fixed with the cang gai, filtering component is located the secondary filter bin inside, the primary filter bin and the secondary filter bin communicate respectively and have input tube and output tube. The further technical scheme is that the gas storage assembly comprises a gas storage tank, the gas storage tank is connected with an air compressor, the gas storage tank is communicated with a plurality of gas delivery pipes through control valves, and the gas delivery pipes are communicated with a main gas pipe. The filter cartridge is characterized in that a baffle is fixed in the secondary filter cartridge, a plurality of mounting holes are formed in the baffle, the filter cartridge penetrates through the mounting holes and is fixed on the baffle through a fixing disc, and a gasket is arranged between the fixing disc and the baffle. The filter cartridge is positioned between the gaps of the first vertical rod and the second vertical rod, and a plurality of ring-shaped ring frames distributed at equal intervals along the length direction of the first vertical rod are fixed on the first vertical rod. The back blowing assembly further comprises a rotary joint, and the rotary joint is arranged at the communication position of the main air pipe and the air pipe. The further technical scheme is that an included angle between the first nozzle and the second nozzle is a right angle. The working principle and the beneficial effects of the application are as follows: 1. The compressed gas is provided for the blowback component through the gas storage component, the top of the main gas pipe is connected with the gas pipe through the rotary joint, and the bottom of the main gas pipe is rotationally connected with the bottom plate, so that the main gas pipe rotates while being communicated with the ga