CN214371788U

CN214371788U - Dust collector of brown fused alumina smelting furnace

Info

Publication number: CN214371788U
Application number: CN202023263238.3U
Authority: CN
Inventors: 林运军; 贺程; 任景川; 郭小波; 余建忠
Original assignee: Guizhou Three Mountains Abrasives Co ltd
Current assignee: Guizhou Three Mountains Abrasives Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-10-08
Anticipated expiration: 2030-12-29

Abstract

The utility model provides a dust collector of brown fused alumina smelting furnace, including the dust collecting chamber, blast pipe and outlet duct, the fixed blast pipe that is provided with in dust collecting chamber both sides, two blast pipe tops are provided with the outlet duct, all be provided with the screen cloth between dust collecting chamber and two blast pipes, two blast pipes openly all fixedly are provided with the baffle, dust collecting chamber top is provided with a plurality of atomizers, the atomizer bottom link up dust collecting chamber fixedly connected with nozzle through the pipeline, and the atomizer is unanimous with nozzle quantity, dust collecting chamber openly is provided with the PLC controller, and PLC controller and nozzle electric connection, two holes that leak have been seted up to dust collecting chamber bottom, dust collecting chamber bottom fixedly connected with chamber that catchments, and dust collecting chamber through leaking the hole and catchment the chamber through connection. This kind of dust collector passes through the multiple filtration of atomizer and screen cloth, can reduce dust impurity and peculiar smell in the waste gas by very big degree, avoids causing environmental pollution.

Description

Dust collector of brown fused alumina smelting furnace

Technical Field

The utility model relates to a dust removal technical field specifically is a dust collector of brown fused alumina smelting furnace.

Background

The brown corundum smelting process produces a large amount of dust impurities and peculiar smell, these dust impurities fuse with the air and make the air change into waste gas and cause environmental pollution, consequently filter waste gas and purify just seem very necessary, dust collector now only filters the particle impurity in the waste gas through filter screen or atomizer simply, the large granule impurity in the waste gas can only be filtered to ordinary filter screen, the dust removal effect is poor, and can't filter absorption to some small particle impurity in the waste gas and peculiar smell, cause the waste gas to cause very big pollution when discharging, and the dust removal effect of atomizer is good, but the atomizer can't carry out corresponding working strength according to the dust concentration in the waste gas and adjust, cause unnecessary resource waste easily, lead to the dust removal cost to rise.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the shortcoming that exists among the background art, provide a dust collector of brown fused alumina smelting furnace, through the multiple filtration of atomizer and screen cloth, can reduce dust impurity and peculiar smell in the waste gas greatly, avoid causing environmental pollution.

In order to realize the aim, the utility model provides the following technical scheme, a dust removing device of a brown corundum smelting furnace comprises a dust collecting cavity, exhaust pipes and an exhaust pipe, wherein the exhaust pipes are fixedly arranged at two sides of the dust collecting cavity, the exhaust pipe is arranged at the top parts of the two exhaust pipes, a screen is arranged between the dust collecting cavity and the two exhaust pipes, a baffle is fixedly arranged at the front parts of the two exhaust pipes, a plurality of sprayers are arranged at the top parts of the dust collecting cavity, the bottom parts of the sprayers are communicated with the dust collecting cavity through pipelines and are fixedly connected with nozzles, the quantity of the sprayers is consistent with that of the nozzles, a PLC is arranged at the front parts of the dust collecting cavity and is electrically connected with the nozzles, two water leakage holes are arranged at the bottom parts of the dust collecting cavity, the bottom parts of the dust collecting cavity are fixedly connected with a water collecting cavity, the dust collecting cavity is communicated with the water collecting cavity through the water leakage holes, and one side of the water collecting cavity is provided with a water outlet, the dust collector is characterized in that an air inlet pipe is fixedly arranged at the bottom of the water collecting cavity, a dust detector is arranged in the air inlet pipe, and the air inlet pipe penetrates through the water collecting cavity and is connected with the dust collecting cavity.

Furthermore, the number of the baffles and the number of the screen meshes are two, the two baffles correspond to the two screen meshes in position, and the baffles are detached and replaced through bolts.

Further, the screen is an activated carbon filter screen.

Further, an air inlet and an air outlet are respectively formed in two ends of the air inlet pipe, the air inlet is formed in the bottom of the air inlet pipe, and the air outlet is formed in the top of the air inlet pipe.

Further, the air outlet is arranged at the middle upper part of the dust collecting cavity.

Furthermore, the signal output ends of the PLC and the dust detector are in signal connection with the signal receiving end of the sprayer.

The utility model provides a dust collector of brown fused alumina smelting furnace has following beneficial effect:

1. the utility model has the advantages of, the gas outlet sets up in upper position in the dust collecting chamber, make waste gas when discharging from the gas outlet to the dust collecting chamber inside, can directly remove dust through nozzle spun water smoke, and atomizer and nozzle all set up the top in the dust collecting chamber, make after nozzle spun water smoke, water smoke is in the loss of dust collecting chamber bottom, make the air density of dust collecting chamber bottom strengthen, make waste gas difficult for discharging through the hole that leaks, waste gas constantly enters into the dust collecting chamber inside and will lead to the inside pressure increase of dust collecting chamber simultaneously, and then make the screen cloth of waste gas accessible both sides enter into the blast pipe, and discharge through the outlet duct after the filtration of screen cloth.

2. Secondly, PLC controller and dust detector's signal output part all with the signal receiving end signal connection of atomizer, dust detector can carry out concentration detection to the inside waste gas of intake pipe, and dust detector sends the signal to the atomizer after that, reaches the effect that can select the work quantity of atomizer and nozzle according to the dust content in the waste gas, avoids causing unnecessary wasting of resources.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an overall sectional view of the present invention.

Fig. 3 is a schematic sectional view of the dust collecting chamber of the present invention.

In FIGS. 1-3: a dust collecting cavity-1, a screen-101, a sprayer-102, a nozzle-103, a water leakage hole-104, a PLC-105, an exhaust pipe-2, a baffle-201, an air outlet pipe-3, a water collecting cavity-4, a water outlet-401, an air inlet pipe-5 and a dust detector-501.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example (b):

referring to figures 1-3 of the drawings,

the embodiment provides a dust removal device for a brown fused alumina smelting furnace, which comprises a dust collection cavity 1, exhaust pipes 2 and exhaust pipes 3, wherein the exhaust pipes 2 are fixedly arranged at two sides of the dust collection cavity 1, the exhaust pipes 3 are arranged at the tops of the two exhaust pipes 2, a screen 101 is arranged between the dust collection cavity 1 and the two exhaust pipes 2, baffles 201 are fixedly arranged on the front surfaces of the two exhaust pipes 2, a plurality of sprayers 102 are arranged at the top of the dust collection cavity 1, the bottoms of the sprayers 102 are communicated with the dust collection cavity 1 through pipelines and are fixedly connected with nozzles 103, the quantity of the sprayers 102 is the same as that of the nozzles 103, a PLC 105 is arranged on the front surface of the dust collection cavity 1 and is electrically connected with the nozzles 103, two water leakage holes 104 are arranged at the bottom of the dust collection cavity 1, a water collection cavity 4 is fixedly connected with the bottom of the dust collection cavity 1, the dust collection cavity 1 is communicated with the water collection cavity 4 through the water leakage holes 104, and one side of the water collection cavity 4 is provided with a water outlet 401, the fixed intake pipe 5 that is provided with in chamber 4 bottom catchments, the inside dust detector 501 that is provided with of intake pipe 5, and intake pipe 5 link up chamber 4 that catchments and be connected with dust collection chamber 1.

Further, baffle 201 and screen cloth 101 quantity are two, and two baffle 201 correspond with two screen cloth 101 positions, and baffle 201 is dismantled through the bolt and is replaced for accessible baffle 201 replaces the inside screen cloth 101 of blast pipe 2, avoids screen cloth 101 after long-time use, because filter impurity is too much to cause the weak of screen cloth 101 adsorption efficiency, leads to filtration efficiency to reduce.

Furthermore, screen cloth 101 is the active carbon filter screen, and the active carbon filter screen adsorption efficiency is strong, can adsorb the water-insoluble tiny particle impurity in the waste gas and filter, and the active carbon filter screen can also filter the peculiar smell in the waste gas together simultaneously, avoids the direct discharge of waste gas to cause environmental pollution.

Further, air inlet and gas outlet have been seted up respectively to 5 both ends of intake pipe, and the air inlet sets up in 5 bottoms of intake pipe, and the gas outlet sets up in 5 tops of intake pipe for waste gas accessible intake pipe 5's air inlet gets into, and removes dust from the gas outlet discharge, avoids waste gas loss to cause the pollution.

Further, the air outlet is arranged at the upper middle position of the dust collection cavity 1, so that when waste gas is discharged into the dust collection cavity 1 from the air outlet, dust can be removed directly through water mist sprayed out of the nozzle 103, and the sprayer 102 and the nozzle 103 are both arranged at the top of the dust collection cavity 1, so that after the water mist sprayed out of the nozzle 103 is dissipated at the bottom of the dust collection cavity 1, the air density at the bottom of the dust collection cavity 1 is increased, and the waste gas is not easy to be discharged through the water leakage holes 104.

Further, signal output ends of the PLC controller 105 and the dust detector 501 are connected with a signal receiving end of the sprayer 102, the dust detector 501 can detect the concentration of the waste gas in the air inlet pipe 5, and then the working amount of the sprayers 102 and the nozzles 103 can be selected according to the dust content in the waste gas, so that resource waste is avoided.

When the dust removing device of the brown corundum smelting furnace is used, firstly, the air inlet at the bottom of the air inlet pipe 5 is connected with brown corundum smelting equipment, so that waste gas generated in the smelting process can enter the air inlet pipe 5 through the air inlet, when the waste gas enters the air inlet pipe 5, the dust content in the waste gas can be detected by the dust detector 501, the working quantity of the sprayers 102 and the nozzles 103 is adjusted by transmitting signals through the PLC 105, unnecessary resource waste is avoided, when the waste gas is discharged into the dust collection cavity 1 through the air outlet at the top of the air inlet pipe 5, the air outlet is arranged at the middle upper part of the dust collection cavity 1, when the water mist is sprayed out by the nozzles 103, the water mist and the dust in the waste gas are mixed and condensed, further, the dust concentration in the waste gas is reduced, the dust removing effect is achieved, the water mist condensed with dust impurities enters the water collection cavity 4 through the water leakage holes 104, and the water outlet 401 is discharged, but the uncondensed water mist is dissipated at the bottom of the dust collection cavity 1 due to the light weight, so that the air density at the bottom of the dust collection cavity 1 is increased, the waste gas is not easy to be discharged through the water leakage holes 104, when the waste gas in the dust collection cavity 1 is increased, the pressure in the dust collection cavity 1 is increased, the waste gas after dust removal enters the exhaust pipe 2 through the screens 101 at the two sides of the dust collection cavity 1, the screens 101 are activated carbon filter screens, the water-insoluble small particle impurities and peculiar smell in the waste gas can be adsorbed and filtered, the efficiency and the strength of waste gas purification are further enhanced, the waste gas after multiple dust removal and filtration is converted into common air and is safely discharged through the air outlet pipe 3, and the environmental pollution caused by the waste gas is avoided.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The dust removal device of the brown fused alumina smelting furnace is characterized by comprising a dust collection chamber (1), exhaust pipes (2) and an exhaust pipe (3), wherein the exhaust pipes (2) are fixedly arranged on two sides of the dust collection chamber (1), the exhaust pipe (2) is arranged at the top of the two exhaust pipes (3), a screen (101) is arranged between the dust collection chamber (1) and the two exhaust pipes (2), a baffle (201) is fixedly arranged on the front surfaces of the two exhaust pipes (2), a plurality of sprayers (102) are arranged on the top of the dust collection chamber (1), the bottom of each sprayer (102) is communicated with a nozzle (103) fixedly connected with the dust collection chamber (1) through a pipeline, the sprayers (102) and the nozzles (103) are consistent in quantity, a PLC controller (105) is arranged on the front surface of the dust collection chamber (1), and the PLC controller (105) is electrically connected with the nozzles (103), two water leakage holes (104) are formed in the bottom of the dust collection cavity (1), a water collection cavity (4) is fixedly connected to the bottom of the dust collection cavity (1), the dust collection cavity (1) is communicated with the water collection cavity (4) through the water leakage holes (104), a water outlet (401) is formed in one side of the water collection cavity (4), an air inlet pipe (5) is fixedly arranged at the bottom of the water collection cavity (4), a dust detector (501) is arranged inside the air inlet pipe (5), and the air inlet pipe (5) is communicated with the water collection cavity (4) and is connected with the dust collection cavity (1).

2. The dust removing device of the brown fused alumina smelting furnace according to claim 1, wherein the number of the baffle plates (201) and the number of the screen meshes (101) are two, the two baffle plates (201) correspond to the two screen meshes (101), and the baffle plates (201) are detached and replaced through bolts.

3. The dust removing apparatus of the brown corundum smelting furnace according to claim 1, characterized in that the screen (101) is an activated carbon screen.

4. The dust removing device of the brown fused alumina smelting furnace according to claim 1, wherein an air inlet and an air outlet are respectively formed at two ends of the air inlet pipe (5), the air inlet is formed in the bottom of the air inlet pipe (5), and the air outlet is formed in the top of the air inlet pipe (5).

5. The dust removing device of the brown corundum smelting furnace according to the claim 4, characterized in that the air outlet is arranged at the middle upper position of the dust collecting cavity (1).

6. The dust removing device of the brown fused alumina smelting furnace according to claim 1, wherein the signal output ends of the PLC controller (105) and the dust detector (501) are in signal connection with the signal receiving end of the sprayer (102).