CN-224202217-U - Flue gas removing system for chute of mixing furnace

CN224202217UCN 224202217 UCN224202217 UCN 224202217UCN-224202217-U

Abstract

The utility model discloses a flue gas removing system of a chute of a mixing furnace, which comprises a flue gas collecting system and an induction detection device, wherein the flue gas collecting system comprises a negative pressure dust remover, an air inlet of the negative pressure dust remover is connected with one end of a negative pressure smoke exhaust pipe, a flue gas collecting cover is arranged on one side of the chute of the mixing furnace and is communicated with the negative pressure smoke exhaust pipe through a pipeline, the induction detection device comprises a trigger switch mechanism, an electric control valve and a controller, the electric control valve is arranged on the pipeline, the trigger switch mechanism comprises a touch rod, the end part of the L-shaped rod is respectively fixed with a bottom plate and an ellipsoid, a through groove is formed in the touch rod, the through groove is sleeved on the ellipsoid, a spring is arranged at one end of the touch rod, the spring is used for fixing a round contact, and a contact switch is arranged on the surface of the bottom plate. The flue gas collecting system has the advantages that the flue gas is discharged through the flue gas collecting cover, the pipeline and the negative pressure smoke exhaust pipe at one side of the chute, so that the flue gas dissipated in the process of injecting aluminum water is effectively collected, the aim of reducing emission and protecting environment is fulfilled, and the harm to the occupational health of staff is greatly reduced in the secondary process.

Inventors

DU ERJUN
LIU ZHONGYANG

Assignees

鄂尔多斯市蒙泰铝业有限责任公司

Dates

Publication Date: 20260505
Application Date: 20250423

Claims (4)

1. The flue gas removing system of the chute of the mixing furnace is characterized by comprising a flue gas collecting system and an induction detection device, wherein the flue gas collecting system comprises a negative pressure dust remover, a negative pressure smoke exhaust pipe and a flue gas collecting cover, an air inlet of the negative pressure dust remover is connected with one end of the negative pressure smoke exhaust pipe, and the flue gas collecting cover is arranged on one side of the chute of the mixing furnace and is communicated with the negative pressure smoke exhaust pipe through a pipeline; The induction detection device comprises a trigger switch mechanism, an electric control valve and a controller, wherein the electric control valve is arranged on a pipeline, the trigger switch mechanism comprises a feeler lever, an L-shaped lever, a bottom plate, a tension spring and a spring, the L-shaped lever is horizontally arranged and fixed at the bottom of a chute of a mixing furnace, the long lever end part of the L-shaped lever is fixed with the bottom plate, the short lever end part of the L-shaped lever is downwards and fixedly provided with an ellipsoid, the feeler lever is provided with a through groove, two opposite side walls of the through groove are provided with sliding grooves, the ellipsoid is arranged in the through groove, two ends of the ellipsoid are slidably arranged in the corresponding sliding grooves, the feeler lever faces to the upper part of one end of the bottom plate and is fixedly connected with one end of the tension spring, and the other end of the tension spring is fixedly connected with the L-shaped lever; The utility model discloses a touch-sensitive device, including the bottom plate, the feeler lever orientation the one end of bottom plate with the one end of spring is fixed, the other end of spring is fixed with circular contact, be equipped with contact switch on the face of bottom plate, contact switch's signal output part with the signal input part of controller is connected, the controller with automatically controlled valve electricity is connected.
2. The flue gas removal system for a mixing furnace chute according to claim 1, further comprising a delay mechanism arranged between the feeler lever and the bottom plate, wherein the delay mechanism comprises a pair of sleeves arranged up and down, one ends of the sleeves are closed, the other ends of the sleeves are open, a piston and a pressure spring are arranged in the sleeves, one end of the piston is fixed with one end of the pressure spring, the other end of the pressure spring is fixed with the closed end of the sleeve, a through hole is formed in the side wall of the sleeve on one side of the pressure spring, the other end of the piston is fixed with one end of the piston rod, the other end of the piston rod is hinged with the feeler lever end through a hinge, and the closed end of the sleeve is hinged with the bottom plate through a hinge.
3. The flue gas removal system for a mixing furnace chute as recited in claim 2, wherein the hinge is two rings that are nested together.
4. The flue gas removal system for a mixing furnace chute according to claim 3, wherein the piston is made of rubber, and the elastic force of the pressure spring is larger than the friction force between the piston and the inner wall of the sleeve.

Description

Flue gas removing system for chute of mixing furnace Technical Field The utility model relates to the technical field of chute smoke removal, in particular to a smoke removal system of a mixing furnace chute. Background The aluminum water produced by the electrolytic tank is put into a mixing furnace for temporary storage, the aluminum water is produced every 10-20 minutes, and the pouring of one vacuum ladle every time needs 10-20 minutes, and the aluminum water is completed in a form of overhead travelling crane suspension vacuum ladle. At present, in the process of respectively injecting aluminum water into 6 mixing furnaces by using a vacuum ladle in a foundry, the aluminum water enters the mixing furnaces through a mixing furnace chute, when the aluminum water flows through the chute, carbon slag, impurities and the like carried by the aluminum water are burnt and released after being contacted with air, a large amount of smoke is generated, the smoke can influence the working environment, the environment is greatly polluted, and staff breathe the smoke for a long time to cause pneumoconiosis, so that the staff is in a healthy irreversible state, and therefore, the problem to be solved urgently is recovered to the chute smoke. Disclosure of utility model The utility model aims to provide a flue gas removal system for a chute of a mixing furnace. The utility model is implemented by the following technical scheme: The flue gas removing system of the mixing furnace chute comprises a flue gas collecting system and an induction detection device, wherein the flue gas collecting system comprises a negative pressure dust remover, a negative pressure smoke exhaust pipe and a flue gas collecting cover, an air inlet of the negative pressure dust remover is connected with one end of the negative pressure smoke exhaust pipe, and the flue gas collecting cover is arranged on one side of the mixing furnace chute and is communicated with the negative pressure smoke exhaust pipe through a pipeline; The induction detection device comprises a trigger switch mechanism, an electric control valve and a controller, wherein the electric control valve is arranged on a pipeline, the trigger switch mechanism comprises a feeler lever, an L-shaped lever, a bottom plate, a tension spring and a spring, the L-shaped lever is horizontally arranged and fixed at the bottom of a chute of a mixing furnace, the long lever end part of the L-shaped lever is fixed with the bottom plate, the short lever end part of the L-shaped lever is downwards and fixedly provided with an ellipsoid, the feeler lever is provided with a through groove, two opposite side walls of the through groove are provided with sliding grooves, the ellipsoid is arranged in the through groove, two ends of the ellipsoid are slidably arranged in the corresponding sliding grooves, the feeler lever faces to the upper part of one end of the bottom plate and is fixedly connected with one end of the tension spring, and the other end of the tension spring is fixedly connected with the L-shaped lever; The utility model discloses a touch-sensitive device, including the bottom plate, the feeler lever orientation the one end of bottom plate with the one end of spring is fixed, the other end of spring is fixed with circular contact, be equipped with contact switch on the face of bottom plate, contact switch's signal output part with the signal input part of controller is connected, the controller with automatically controlled valve electricity is connected. Preferably, the device further comprises a time delay mechanism arranged between the feeler lever and the bottom plate, the time delay mechanism comprises a pair of sleeves which are arranged up and down, one ends of the sleeves are closed, the other ends of the sleeves are open, a piston and a pressure spring are arranged in the sleeves, one end of the piston is fixed with one end of the pressure spring, the other end of the pressure spring is fixed with the closed end of the sleeve, a through hole is formed in the side wall of the sleeve on one side of the pressure spring, the other end of the piston is fixed with one end of the piston rod, the other end of the piston rod is hinged with the end part of the feeler lever through a hinge, and the closed end of the sleeve is hinged with the bottom plate through the hinge. Preferably, the hinge is two rings sleeved together. Preferably, the piston is made of rubber, and the elastic force of the pressure spring is larger than the friction force between the piston and the inner wall of the sleeve. The utility model has the advantages that: 1) The flue gas collection system is designed, negative pressure wind power is utilized, flue gas is discharged through the flue gas collection cover, the pipeline and the negative pressure smoke exhaust pipe on one side of the chute, and the flue gas dissipated in the process of injecting aluminum water is effectively collected, so that the aim of emis