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CN-224202212-U - Hot metal bottle waste heat recovery and flue gas purification integrated device

CN224202212UCN 224202212 UCN224202212 UCN 224202212UCN-224202212-U

Abstract

The utility model discloses an integrated device for recovering waste heat and purifying smoke of a hot-metal ladle, and relates to the technical field of hot-metal ladles. The integrated device for recycling the waste heat of the hot-metal ladle and purifying the flue gas comprises the hot-metal ladle and a liquid inlet pipe fixedly penetrating through the top surface of the hot-metal ladle, wherein a liquid outlet pipe fixedly penetrating through the outer wall of the hot-metal ladle extends to the inner side of the hot-metal ladle; the filter screen frame is convenient to detach and replace in a bolt bolting mode, the persistence of the purifying effect is ensured, the motor drives the impeller to automatically pump air, the automation of purifying operation is realized, the working efficiency is improved, and the high-efficiency, convenient and continuous purifying treatment of the flue gas generated by the hot metal ladle is realized as a whole.

Inventors

  • WANG YONGKANG
  • LUO CHENGJIAN
  • DING JIAJIA

Assignees

  • 扬州顺达重工设备有限公司

Dates

Publication Date
20260505
Application Date
20250610

Claims (6)

  1. 1. The integrated device for recovering waste heat of the hot-metal ladle and purifying smoke comprises the hot-metal ladle (1) and a liquid inlet pipe (4) fixedly penetrating through the top surface of the hot-metal ladle (1), wherein a liquid outlet pipe (5) fixedly penetrating through the outer wall of the hot-metal ladle (1) extends to the inner side of the hot-metal ladle (1), and a valve is fixedly penetrating through the outer wall of the liquid outlet pipe (5), and the integrated device is characterized in that a purifying mechanism (2) and a waste heat recovering mechanism (3) are arranged above the hot-metal ladle (1); the purifying mechanism (2) comprises an air extraction part and a filtering part; The air extraction part comprises an air extraction box (22) and an impeller (25), and the filtering part comprises a filter screen frame (24) and a scraper (212); The hot metal bottle is characterized in that the bottom surface of the extraction box (22) is fixedly connected with the top surface of the hot metal bottle (1), the top surface of the hot metal bottle (1) is fixedly penetrated and provided with a smoke outlet pipe (21) to extend to the inner side of the hot metal bottle (1), one side surface of the smoke outlet pipe (21) close to the extraction box (22) is fixedly penetrated and extends to the inner side of the extraction box (22), the inner side surface of the extraction box (22) is fixedly provided with a limiting frame (27), the inner side surface of the limiting frame (27) is provided with a filter screen frame (24), the inner side surface of the hot metal bottle (1) is provided with a connecting rod (211) through bearing seat one rotation, a connecting sleeve (210) is fixedly sleeved on the outer wall of the connecting sleeve (210) and fixedly connected with the outer wall of the scraping plate (212), the top surface of the scraping plate (212) is in sliding contact with the bottom surface of the filter screen frame (24), and the outer wall of the connecting rod (211) is fixedly sleeved with a wind guide wheel (28).
  2. 2. The integrated hot-metal bottle waste heat recovery and flue gas purification device according to claim 1, wherein the waste heat recovery mechanism (3) comprises a heat conduction tank (32), a connecting pipe (36) is fixedly arranged on the outer wall of the extraction tank (22) in a penetrating mode and extends to the inner side of the extraction tank (22), one side surface, close to the heat conduction tank (32), of the connecting pipe (36) is fixedly arranged on the outer wall of the heat conduction tank (32) in a penetrating mode and extends to the inner side of the heat conduction tank (32), a water storage frame (31) is fixedly arranged on the outer wall of the heat conduction tank (32), a water inlet pipe (35) is fixedly arranged on the top surface of the water storage frame (31) in a penetrating mode and extends to the inner side of the water storage frame (31), and a water outlet faucet (37) is fixedly arranged on the outer wall of the water storage frame (31) in a penetrating mode and extends to the inner side of the water storage frame (31).
  3. 3. The integrated device for recovering waste heat of hot-metal bottle and purifying flue gas according to claim 1, wherein a motor (23) is fixedly arranged on the top surface of the extraction box (22), the bottom surface of the output end of the motor (23) penetrates through the top surface of the extraction box (22) and extends to the inner side of the extraction box (22), a rotating rod (26) is fixedly arranged on the bottom surface of the output end of the motor (23), the outer wall of the rotating rod (26) is fixedly connected with the inner side surface of the impeller (25), and the outer wall of the rotating rod (26) is rotatably connected with the inner side surface of the extraction box (22) through a second bearing seat.
  4. 4. The integrated hot-metal bottle waste heat recovery and flue gas purification device of claim 1, wherein the outer wall of the filter screen frame (24) penetrates through the inner side surface of the air extraction box (22) and extends to the outer side of the air extraction box (22), and the outer wall of the filter screen frame (24) is bolted with the outer wall of the air extraction box (22) through bolts.
  5. 5. The integrated device for recovering waste heat and purifying flue gas of a hot-metal ladle as claimed in claim 1, wherein the outer wall of the extraction tank (22) is provided with a material storage frame (29) in a sliding penetrating manner and extends to the inner side of the extraction tank (22), and the outer wall of the material storage frame (29) is connected with the inner side surface of the extraction tank (22) in a sliding manner.
  6. 6. The integrated hot-metal bottle waste heat recovery and flue gas purification device of claim 2, wherein a heat conducting pipe (33) is fixedly arranged on the top surface of the connecting pipe (36), a smoke exhaust pipe (34) is fixedly arranged on the top surface of the heat conducting pipe (33), and the top surface of the smoke exhaust pipe (34) fixedly penetrates through the inner side surface of the heat conducting tank (32) and extends to the position above the heat conducting tank (32).

Description

Hot metal bottle waste heat recovery and flue gas purification integrated device Technical Field The utility model relates to the technical field of hot-metal cans, in particular to a hot-metal can waste heat recovery and flue gas purification integrated device. Background The hot metal ladle is container equipment for collecting and conveying liquid iron in steel smelting, also called a ladle and Cheng Tietong, the shell is formed by welding a steel plate and two cast steel hangers, is a main bearing structure, needs to have enough rigidity and strength, and the lining is made of built-in refractory materials such as high alumina, alumina-carbon or alumina-silicon carbide, and the like, so that the hot metal ladle has a heat insulation effect, prevents the heat loss of the hot metal, and resists the erosion of the hot metal and slag; The hot metal ladle generates a large amount of waste heat in the process of containing and transporting molten iron, and simultaneously generates smoke containing pollutants such as dust; To the flue gas that hot-metal bottle produced, among the current purifier, adopt the filter screen to filter the purification to the flue gas often, along with continuous going on of filtration, impurity such as dust can constantly accumulate on the filter screen, leads to the hole of filter screen to be blockked up, and filtration efficiency descends by a wide margin, and then influences whole fume purification device's purifying effect, consequently, proposes a hot-metal bottle waste heat recovery and fume purification integrated device. Disclosure of utility model (One) solving the technical problems Aiming at the defects of the prior art, the utility model provides an integrated device for recovering waste heat of a hot-metal ladle and purifying smoke, which solves the problems that as filtration is continuously carried out, impurities such as dust can be accumulated on a filter screen continuously, so that the pores of the filter screen are blocked, the filtration efficiency is greatly reduced, and the purification effect of the whole smoke purifying device is affected. (II) technical scheme The hot-metal ladle comprises a hot-metal ladle and a liquid inlet pipe fixedly penetrating through the top surface of the hot-metal ladle, wherein a liquid outlet pipe fixedly penetrating through the outer wall of the hot-metal ladle extends to the inner side of the hot-metal ladle, a valve is fixedly penetrating through the outer wall of the liquid outlet pipe, and a purifying mechanism and a waste heat recovery mechanism are arranged above the hot-metal ladle; the purifying mechanism comprises an air extracting part and a filtering part; the air extraction part comprises an air extraction box and an impeller, and the filtering part comprises a filter screen frame and a scraping plate; The bottom surface of the air extraction tank is fixedly connected with the top surface of the hot-metal ladle, the top surface of the hot-metal ladle is fixedly provided with a smoke outlet pipe in a penetrating way and extends to the inner side of the hot-metal ladle, one side surface of the smoke outlet pipe, which is close to the air extraction tank, is fixedly provided with a limiting frame and extends to the inner side of the air extraction tank in a penetrating way, the utility model discloses a hot metal ladle is characterized in that a filter screen frame is arranged on the inner side surface of the limit frame, a connecting rod is arranged on the inner side surface of the hot metal ladle through a bearing seat I in a rotating mode, a connecting sleeve is fixedly sleeved on the outer wall of the connecting rod, the outer wall of the connecting sleeve is fixedly connected with the outer wall of a scraping plate, the top surface of the scraping plate is in sliding contact with the bottom surface of the filter screen frame, and an inducer is arranged on the outer wall of the connecting rod in a fixed sleeve mode. Preferably, the waste heat recovery mechanism comprises a heat conduction tank, the exhaust-gas tank outer wall is fixedly penetrated and is provided with the connecting pipe and extends to the exhaust-gas tank inboard, a side fixed heat conduction tank outer wall that is close to the heat conduction tank of connecting pipe is extended to the heat conduction tank inboard, the fixed water storage frame that is provided with of heat conduction tank outer wall, water storage frame top surface is fixedly penetrated and is provided with the inlet tube and extends to water storage frame inboard, water storage frame outer wall is fixedly penetrated and is provided with out tap and extends to water storage frame inboard. Preferably, the top surface of the air extraction tank is fixedly provided with a motor, the bottom surface of the output end of the motor penetrates through the top surface of the air extraction tank and extends to the inner side of the air extraction tank, the bottom surface of the output