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CN-224215367-U - Biomass boiler fly ash collection device

CN224215367UCN 224215367 UCN224215367 UCN 224215367UCN-224215367-U

Abstract

The utility model relates to the technical field of fly ash collection, in particular to a fly ash collection device of a biomass boiler, which not only can filter flue gas, but also can assist workers to clean a filter mechanism, is convenient to use and low in labor intensity, has high practicability, and comprises a bottom plate, a bracket, a cylinder, a sealing cover and a gas transmission pipe, wherein the cylinder is fixedly arranged at the upper end of the bottom plate through the bracket, a cavity is arranged in the cylinder, a discharge port communicated with the cavity is arranged at the lower part of the cylinder, the sealing cover is arranged at the outer side of the discharge port through a bolt, the gas transmission pipe is arranged at the lower part of the cylinder, the output end of the gas transmission pipe is communicated with the lower part of the cavity of the cylinder, and further comprises a filter mechanism, a cleaning mechanism and an exhaust mechanism, the filter mechanism is arranged in the cylinder, the exhaust mechanism has an exhaust function, the cleaning mechanism is used for cleaning the filter mechanism, and the filter mechanism has a filter function.

Inventors

  • ZHU PENGTAO
  • MA YUQIANG

Assignees

  • 大连中航隆生环保科技有限公司

Dates

Publication Date
20260508
Application Date
20250604

Claims (7)

  1. 1. The utility model provides a biomass boiler flying ash collection device, including bottom plate (1), support (2), barrel (3), sealed lid (4) and gas-supply pipe (5), barrel (3) are provided with the cavity through support (2) fixed mounting in bottom plate (1) upper end in barrel (3), the lower part of barrel (3) is provided with the discharge port with the cavity intercommunication, sealed lid (4) are installed in the outside of discharge port through the bolt, the lower part at barrel (3) is installed in gas-supply pipe (5), the output of gas-supply pipe (5) communicates with the lower part of barrel (3) cavity, a serial communication port, still include filtering mechanism, clearance mechanism and exhaust mechanism, filtering mechanism installs in barrel (3), filtering mechanism's output and exhaust mechanism communicate, exhaust mechanism has the function of exhausting, clearance mechanism installs on barrel (3), clearance mechanism is used for the clearance to filtering mechanism, filtering mechanism has the function of filtration.
  2. 2. The device for collecting fly ash of biomass boiler according to claim 1, wherein the filtering mechanism comprises a filter cartridge (6), a bearing (7), a connecting pipe (8), a rotary joint (9) and a rotary mechanism, the filter cartridge (6) is rotatably mounted on the bearing (7), the bearing (7) is fixedly mounted in a cavity of the cylinder body (3), a cavity is formed in the filter cartridge (6), a plurality of filter holes communicated with the cavity are formed in the lower portion of the filter cartridge (6), a filter screen is arranged on the outer side wall of the filter cartridge (6), the rotary mechanism is used for rotating the filter cartridge (6), the lower end of the connecting pipe (8) is communicated with the filter cartridge (6), the connecting pipe (8) is rotatably mounted on the cylinder body (3), the upper end of the connecting pipe (8) is communicated with the rotary joint (9), the rotary joint (9) is fixedly mounted on the cylinder body (3), and the rotary joint (9) is communicated with the exhaust mechanism.
  3. 3. A biomass boiler fly ash collecting device according to claim 2, wherein the rotating mechanism comprises a supporting shaft (10), a bevel gear a (11), a bevel gear B (12), a driving shaft (13), a fixing plate (14) and a driving motor (15), wherein the supporting shaft (10) is rotatably mounted on the bottom plate (1) and the cylinder body (3), the filter cartridge (6) is fixedly mounted at the upper end of the supporting shaft (10), the filter cartridge (6) is coaxial with the supporting shaft (10), the bevel gear a (11) is fixedly mounted on the supporting shaft (10), the bevel gear a (11) is meshed with the bevel gear B (12), the bevel gear B (12) is fixedly mounted on the driving shaft (13), the driving shaft (13) is rotatably mounted on the fixing plate (14), the input end of the driving shaft (13) is connected with the driving motor (15), and the fixing plate (14) and the driving motor (15) are fixedly mounted at the upper end of the bottom plate (1).
  4. 4. A biomass boiler fly ash collection device according to claim 1, wherein the cleaning mechanism comprises a scraper (16), a sliding rod (17), a fixed column (18), a driving mechanism and a flexible mechanism, the scraper (16) is located at the left side of the filter cartridge (6), the scraper (16) is located in a cavity of the cylinder body (3), the scraper (16) is fixedly mounted on the sliding rod (17), the left part of the sliding rod (17) is mounted on the fixed column (18) in a left-right sliding manner, the fixed column (18) is fixedly mounted on the inner side wall of the cylinder body (3), the driving mechanism is mounted on the cylinder body (3), and the output end of the driving mechanism is connected with the scraper (16) through the flexible mechanism.
  5. 5. A biomass boiler fly ash collecting device according to claim 4, wherein the flexible mechanism comprises a spring (19) and a moving plate (20), the moving plate (20) is arranged at the output end of the driving mechanism, the left end of the spring (19) is connected with the moving plate (20), and the scraper (16) is fixedly arranged at the right end of the spring (19).
  6. 6. The fly ash collecting device of a biomass boiler according to claim 5, wherein the driving mechanism comprises a hydraulic cylinder (21) and a sliding rod (22), the hydraulic cylinder (21) is arranged on the cylinder body (3), the sliding rod (22) is arranged on the cylinder body (3) in a left-right sliding manner, the left end of the sliding rod (22) is connected with the output end of the hydraulic cylinder (21), and the right end of the sliding rod (22) is fixedly connected with the moving plate (20).
  7. 7. A biomass boiler fly ash collecting device according to claim 2, characterized in that the exhaust mechanism comprises an induced draft fan (23) and a discharge pipe (24), the input end of the induced draft fan (23) being connected to the rotary joint (9) through the discharge pipe (24).

Description

Biomass boiler fly ash collection device Technical Field The utility model relates to the technical field of fly ash collection, in particular to a fly ash collection device of a biomass boiler. Background The biomass boiler is a heat energy device for generating steam or hot water by using biomass as fuel, and is mainly used for industrial production, regional heating or power generation. It releases heat by burning agricultural wastes (straw, rice husk), forestry residues (wood chips, bark), energy crops (reed, miscanthus) or biomass briquette fuels (particles, briquettes), driving a turbine to generate electricity or providing heat for the process flow. When biomass is combusted, fuel particles are broken up due to volatile separation and organic matter decomposition, and fine particles are released. The minerals then melt and coalesce at high temperature to form a matrix of fly ash that is readily discharged to the outside along with the flue gas system of the biomass boiler. The fly ash can replace part of cement raw materials for brick making or concrete production, and the potassium-rich fly ash can be used as a slow release fertilizer for improving acid soil, so that a fly ash collecting device is required to collect the fly ash. In the prior art, the utility model patent with the patent application number 202021383624.3 discloses a fly ash collecting device of a biomass boiler, which mainly comprises a filter screen, a box body and the like, wherein when the device is used, the exhaust gas in the biomass boiler is led into the box body, then the exhaust gas is discharged to the outside after being filtered by the filter screen, the fly ash in the exhaust gas is blocked by the filter screen and is attached to the filter screen, so that the fly ash is collected, however, the device has the following problems in the use process, as the use time is increased, more and more impurities attached to the filter screen can be generated, and the device in the prior art can not assist workers to clean the fly ash on the filter screen, so that the device is inconvenient to use and has poor practicability. Disclosure of utility model In order to solve the technical problems, the utility model provides the biomass boiler fly ash collecting device which not only can filter the flue gas, but also can assist the staff to clean the filtering mechanism, is convenient to use, has low labor intensity and high practicability. The utility model relates to a fly ash collecting device of a biomass boiler, which comprises a bottom plate, a bracket, a barrel, a sealing cover and a gas transmission pipe, wherein the barrel is fixedly arranged at the upper end of the bottom plate through the bracket, a cavity is arranged in the barrel, a discharge outlet communicated with the cavity is arranged at the lower part of the barrel, the sealing cover is arranged at the outer side of the discharge outlet through a bolt, the gas transmission pipe is arranged at the lower part of the barrel, the output end of the gas transmission pipe is communicated with the lower part of the cavity of the barrel, the device also comprises a filtering mechanism, a cleaning mechanism and an exhaust mechanism, the filtering mechanism is arranged in the barrel, the output end of the filtering mechanism is communicated with the exhaust mechanism, the exhaust mechanism has the function of exhausting, the cleaning mechanism is arranged on the barrel, the cleaning mechanism is used for cleaning the filtering mechanism, the filtering mechanism has the filtering function, the input end of the gas transmission pipe is communicated with a smoke exhaust pipeline of the biomass boiler, the fly ash generated by the biomass boiler is discharged into the gas transmission pipe together through the smoke exhaust pipeline when the biomass boiler works, then the smoke containing fly ash enters the gas pipe after the filtering mechanism is filtered, the smoke enters the exhaust mechanism, the filtered smoke of the exhaust mechanism is discharged into an external gas processing mechanism through the exhaust mechanism, the fly ash in the environment, the filtering mechanism is filtered out of the smoke, the smoke is filtered by the filtering mechanism, the filter mechanism, the smoke is discharged from the smoke, the smoke is filtered by the filter mechanism, the smoke is and the filter mechanism and the dust is and the filter mechanism is cleaned by the smoke through the filter mechanism. Preferably, the filter mechanism comprises a filter cartridge, a bearing, a connecting pipe, a rotary joint and a rotary mechanism, wherein the filter cartridge is rotatably arranged on the bearing, the bearing is fixedly arranged in a cartridge chamber, a cavity is arranged in the filter cartridge, a plurality of filter holes communicated with the cavity are arranged at the lower part of the filter cartridge, a filter screen is arranged on the outer side wall of the filter cartridge, the