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CN-121971926-A - Flue gas treatment equipment of industrial boiler

CN121971926ACN 121971926 ACN121971926 ACN 121971926ACN-121971926-A

Abstract

The invention discloses a flue gas treatment device of an industrial boiler, which relates to the technical field of auxiliary devices of industrial boilers and specifically comprises a filter box, a dust-removing cloth bag cylinder sleeved in the filter box and an air inlet structure penetrating the filter box and sleeved in the dust-removing cloth bag cylinder, wherein an air outlet pipe is arranged at the top of the filter box, and a semi-open cylinder penetrating one side of the filter box is sleeved in the dust-removing cloth bag cylinder. This industrial boiler's flue gas treatment facility can be when not delaying dust removal sack section of thick bamboo filter operation, scrapes the clearance to dust removal sack section of thick bamboo inner wall through the sub-assembly that power component transmission half that sets up, compound scraper blade structure and first reinforcing plate formed, and the solid useless of particulate matter that clears up utilizes leading-in dust removal sack section of thick bamboo inside flue gas kinetic energy to blow into in the space of stepping down of multi-functional clearance mechanism self, then with filtration linkage, collect in a concentrated way the solid useless of particulate matter, finally realize not shut down, last high-efficient filtration and the automatically cleaned result of use of solid useless.

Inventors

  • ZHENG DASHUANG
  • SHAO JIANJIAN
  • SUN XUEJIAN
  • WANG JUN

Assignees

  • 江苏洋井环保服务有限公司

Dates

Publication Date
20260505
Application Date
20260407

Claims (10)

  1. 1. The flue gas treatment equipment of the industrial boiler comprises a filter box (1), a dust collection cloth bag cylinder (2) sleeved in the filter box (1) and an air inlet structure penetrating through the filter box (1) and sleeved in the dust collection cloth bag cylinder (2), wherein an air outlet pipe (13) is arranged at the top of the filter box (1), the flue gas treatment equipment is characterized in that a semi-open cylinder (3) penetrating through one side of the filter box (1) is sleeved in the dust collection cloth bag cylinder (2), a composite scraping plate structure (4) communicated with a space of the semi-open cylinder (3) is mounted at the end head sleeved in the dust collection cloth bag cylinder (2), a notch is formed in the top structure of the composite scraping plate structure (4) and is attached to the inner wall of the dust collection cloth bag cylinder (2), the end head of the semi-open cylinder (3) positioned outside the filter box (1) is in transmission connection with a power assembly (6), and the semi-open cylinder (3) and the composite scraping plate structure (4) can scrape the inner wall of the dust collection cloth cylinder (2) back and forth under the transmission of the power assembly (6); the outside of rose box (1) is provided with the filtration structure of the end suit that is located rose box (1) outside with half open section of thick bamboo (3), and installs check valve pipe (12) between filtration structure and the inlet structure.
  2. 2. The flue gas treatment equipment for an industrial boiler according to claim 1, wherein the dust collection cloth bag cylinder (2) comprises an outer filter frame cylinder, a dust collection cloth bag is sleeved in the outer filter frame cylinder, the dust collection cloth bag is of a hollow cylindrical shape, two ends of the dust collection cloth bag are open, two end faces of the two ends of the dust collection cloth bag are respectively sleeved and sealed correspondingly, a positioning plate is fixed between the surface of the outer filter frame cylinder and the inner wall of the filter box (1), the air inlet structure comprises an air inlet pipe (14), a transition box (15) and a drainage tube (18), the transition box (15) is arranged between the air inlet pipe (14) and the drainage tube (18), and one end of the drainage tube (18) penetrates through the other side of the filter box (1) and is sleeved in the dust collection cloth bag of the dust collection cloth bag cylinder (2).
  3. 3. The flue gas treatment equipment for an industrial boiler according to claim 2, wherein the composite scraper structure (4) comprises a hollow support plate (41) and a hollow scraper (42), a plurality of T-shaped pipes (43) are arranged between the hollow support plate (41) and the hollow scraper (42), two ends of each T-shaped pipe (43) are fixedly sleeved in the hollow scraper (42) and clamped in the hollow support plate (41) respectively, a reset spring (44) is arranged between the end of each T-shaped pipe (43) sleeved in the hollow support plate (41) and the inner wall of the hollow support plate (41), the top structure of each hollow scraper (42) is in contact with the inner wall of a dust cloth bag in the dust cloth bag cylinder (2), and a notch is formed in the top structure of the composite scraper structure (4); the two ends of the hollow support plate (41) are fixedly sleeved on the inner wall of one end of the semi-open cylinder (3) and are fixedly provided with a first reinforcing plate (5) which is fixedly arranged on the surface of the other end of the semi-open cylinder (3).
  4. 4. The flue gas treatment equipment for an industrial boiler according to claim 2, wherein the power assembly (6) comprises a speed reducer (61), a first servo motor (62) and a synchronous belt (63), the output end of the first servo motor (62) is in transmission connection with the input end of the speed reducer (61), the front end and the rear end of the synchronous belt (63) are respectively sleeved with a synchronous wheel (64), the two synchronous wheels (64) are respectively in transmission connection with the output end of the speed reducer (61) and are sleeved on the end surface of the semi-open cylinder (3) located outside the filter box (1), and the speed reducer (61) and the first servo motor (62) are both installed at the top of the transition box (15).
  5. 5. The flue gas treatment equipment for an industrial boiler according to claim 2, wherein the filtering structure comprises an air guide valve pipe (7), a conical connector (8), a transparent outer cover cylinder (9), a filtering cover assembly (10), a semi-open annular plate (11) and a one-way valve pipe (12), the filtering cover assembly (10) is sleeved in the transparent outer cover cylinder (9) and divides the front end of the transparent outer cover cylinder (9) into a filtering space, the rear end of the transparent outer cover cylinder (9) is sleeved and communicated with the inner side of the semi-open annular plate (11), two ends of the conical connector (8) are sleeved and connected with the outer side of the front end of the transparent outer cover cylinder (9) and one end of the air guide valve pipe (7) respectively, the other end of the air guide valve pipe (7) is sleeved and connected with the end of the semi-open cylinder (3) on the outer side of the filtering box (1) through a bearing and a sealing ring, the other end of the air guide valve pipe (7) is provided with an electronic flowmeter (29), and two ends of the one-way valve pipe (12) are respectively sleeved and connected with the inner side of the semi-open annular plate (11) and the drainage pipe (18).
  6. 6. The flue gas treatment device for an industrial boiler according to claim 5, wherein the filter cover assembly (10) comprises a transparent conical cylinder (101) and a conical frame (102), the transparent conical cylinder (101) is fixedly sleeved inside the transparent outer cover cylinder (9), a plurality of filter screens (103) are nested inside the conical frame (102), and the filter screens (103) can filter and block solid waste particles introduced into the transparent conical cylinder (101).
  7. 7. The flue gas treatment equipment for an industrial boiler according to claim 6, wherein a transmission shaft (25) penetrating through the rear end of the transparent outer cover cylinder (9) is sleeved on the inner side of the middle part of the conical frame (102) through a shaft sealing ring, two ends of the transmission shaft (25) are respectively connected with a brush bar (26) in a transmission mode and a second servo motor (27) arranged on the surface of the rear end of the transparent outer cover cylinder (9), and the brush bar (26) automatically cleans the filtering surface of a filter screen (103) in the conical frame (102) under the combined transmission of the second servo motor (27) and the transmission shaft (25).
  8. 8. The flue gas treatment device of an industrial boiler according to claim 5, wherein the conical connector (8) is in threaded connection with the transparent outer cover cylinder (9), a plurality of ventilation grooves (24) are formed in the side wall of the rear end structure of the transparent outer cover cylinder (9), the semi-open annular plate (11) is sleeved on the outer side of the rear end of the transparent outer cover cylinder (9) and is used for comprehensively sleeving and sealing the ventilation grooves (24), a plurality of second reinforcing plates (23) are arranged between the surface of the semi-open annular plate (11) and the surface of the conical connector (8), a support is arranged between the bottom of the conical connector (8) and the top of the transition box (15), and a handle structure is fixed on the surface of the rear end structure of the transparent outer cover cylinder (9).
  9. 9. The flue gas treatment equipment for an industrial boiler according to claim 2, wherein the front end of the transition box (15) is of an open structure, an inner heating box (16) and a curved conduit (17) are sleeved in the transition box (15), the curved conduit (17) is sleeved on the surface of the inner heating box (16) and can conduct heat conduction heating to the inner heating box (16), two ends of the curved conduit (17) are respectively communicated with the air inlet pipe (14) and the drainage pipe (18), a box door structure is hinged to the front end structure of the inner heating box (16), and a temperature sensor is arranged on the inner wall of the top of the inner heating box (16).
  10. 10. The flue gas treatment device for an industrial boiler according to claim 9, wherein the box door structure comprises a box door (19), a curved support plate (20) is fixed on the front end surface of one side of the box door (19), a reinforcing screw (21) is connected with one end of the curved support plate (20) in an internal thread manner, a positioning screw hole is formed in the front end surface of one side of the transition box (15), and two ends of the reinforcing screw (21) can be respectively connected with the inside of the positioning screw hole in a threaded manner and a steering wheel is fixed on the reinforcing screw hole.

Description

Flue gas treatment equipment of industrial boiler Technical Field The invention relates to the technical field of auxiliary equipment of industrial boilers, in particular to flue gas treatment equipment of an industrial boiler. Background Industrial boilers are widely used as equipment for producing steam or hot water in the industries of heating, food processing, textile, chemical industry, pharmacy and the like, but in the use process of the industrial boilers, flue gas generated after internal fuel combustion of the industrial boilers contains various pollutants, such as fly ash in coal-fired boilers, particles formed by unburnt carbon particles, harmful substances such as sulfur oxides generated by oxidation of sulfur elements in the fuel in the combustion process, and if the harmful substances are directly discharged after being untreated, the harmful substances have serious influence on the environment and the health of human bodies. In recent years, along with the improvement of environmental protection requirements and the further development of related technologies, the prior art discloses some technical schemes for flue gas treatment of an industrial boiler, taking a patent document with the application number 201810946044.1 as an example, the technical schemes disclose that dust and sulfur dioxide in flue gas of a flue gas emission pipeline of the industrial boiler are sequentially removed, toxic substances in the flue gas are prevented from polluting the atmosphere, and surrounding environment is protected, and the technical schemes further disclose that the prior art adopts a dust-removing cloth bag filtration mode for removing particles, however, although the dust-removing cloth bag in reality has good filtration effect in the initial use process, the continuous accumulation of particles greatly reduces the filtration effect of the dust-removing cloth bag along with the lapse of use time, and if shutdown cleaning is carried out, the use efficiency of the whole equipment is difficult to ensure, so as to sum up, the prior art still has great defects in the aspect of purifying the particles in the flue gas. Disclosure of Invention The invention provides a flue gas treatment device of an industrial boiler, which solves the problems set forth in the background technology. In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides a flue gas treatment facility of industrial boiler, includes the rose box, suit is at the inside dust removal sack tube of rose box and run through the rose box and suit is at the inside inlet structure of dust removal sack tube, the top of rose box is provided with the outlet duct, the dust removal sack tube endotheca is equipped with the half open tube that runs through rose box one side, and the end of half open tube suit in the dust removal sack tube install with the communicating compound scraper blade structure of self space, the notch is seted up to the top structure of compound scraper blade structure and laminating with the inner wall of dust removal sack tube, the end transmission that half open tube is located the rose box outside is connected with power component, and half open tube, compound scraper blade structure can carry out reciprocal scraping clearance to the inner wall of dust removal sack tube under power component's transmission; The outside of rose box is provided with the filtration structure of the end suit that is located the rose box outside with half open section of thick bamboo, and installs the check valve pipe between filtration structure and the inlet structure. Preferably, the dust removing cloth bag cylinder comprises an outer filtering frame cylinder, a dust removing cloth bag is sleeved in the outer filtering frame cylinder, the dust removing cloth bag is in a hollow cylinder shape and a bag-shaped structure with two open ends, the end faces of the two ends of the dust removing cloth bag are respectively sleeved and sealed correspondingly, a positioning plate is fixed between the surface of the outer filtering frame cylinder and the inner wall of the filtering box, the air inlet structure comprises an air inlet pipe, a transition box and a drainage pipe, the transition box is arranged between the air inlet pipe and the drainage pipe, one end of the drainage pipe penetrates through the other side of the filtering box and is sleeved inside the dust removing cloth bag of the dust removing cloth bag cylinder, and a supporting frame is arranged between the surface of the filtering box and the top of the transition box. Preferably, the composite scraping plate structure comprises a hollow supporting plate and a hollow scraping plate, a plurality of T-shaped pipes are arranged between the hollow supporting plate and the hollow scraping plate, two ends of each T-shaped pipe are respectively fixedly sleeved in the hollow scraping plate and are clamped in the hollow supporting pla