CN214244549U

CN214244549U - Device for recovering arsenic from nonferrous smelting flue gas

Info

Publication number: CN214244549U
Application number: CN202023122120.9U
Authority: CN
Inventors: 李黎; 刘伦武
Original assignee: Hengyang Lida Chemical Co ltd
Current assignee: Hengyang Lida Chemical Co ltd
Priority date: 2020-12-22
Filing date: 2020-12-22
Publication date: 2021-09-21
Anticipated expiration: 2030-12-22

Abstract

The utility model relates to the technical field of smelting, and a device for retrieving arsenic from nonferrous smelting flue gas is disclosed. A device for recovering arsenic from nonferrous smelting flue gas comprises a primary cooling box, a dust removal component, a desulfurization reactor, a rapid evaporator and an arsenic dust recoverer; the utility model discloses an inner wall in the box left and right sides has set up two curb plates respectively, and with filter screen fixed mounting at the middle part that two filter screens are close to one side each other, the brush has been set up in the top of filter screen, wherein brush fixed mounting is on the surface of pivot, the pivot drives through driving motor, simultaneously under the cooperation of electric telescopic handle and connecting piece, make first slider slide in the inside of first spout, thereby can carry out the quick clearance by preceding back to the filter screen, for further reducing the hand labor, dust collection box has been set up in the below of filter screen, dust collection box can collect the dust with brush synchronous motion, when clearing up the dust.

Description

Device for recovering arsenic from nonferrous smelting flue gas

Technical Field

The utility model relates to the technical field of smelting, in particular to a device for recovering arsenic from non-ferrous smelting flue gas.

Background

The method is characterized in that a plurality of types of non-ferrous minerals contain more arsenic, the arsenic is discharged along with flue gas in the smelting process of the non-ferrous minerals, the arsenic contained in the flue gas must be removed in the production process, otherwise, the subsequent flue gas recycling link is adversely affected, the environment is seriously polluted, and the conventional arsenic recovery process adopts the process of cooling → dust removal → arsenic removal. Wherein the filter screen is easy to block in the dust removal process, and because the smelted flue gas is generally high temperature, the filter screen cannot be timely treated after being blocked, thereby greatly reducing the recovery efficiency of arsenic in the flue gas.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device for retrieving arsenic from nonferrous smelting flue gas reaches the purpose that retrieves arsenic efficiency in improving nonferrous smelting flue gas.

In order to achieve the above object, the utility model provides a following technical scheme: a device for recovering arsenic from nonferrous smelting flue gas comprises a primary cooling box, a dust removal component, a desulfurization reactor, a rapid evaporator and an arsenic dust recoverer, wherein the right side of the primary cooling box is communicated with the dust removal component through a pipeline, the top of the dust removal component is communicated with the desulfurization reactor through a pipeline, the right side of the desulfurization reactor is communicated with the rapid evaporator through a pipeline, and the right side of the rapid evaporator is communicated with the arsenic dust recoverer through a pipeline;

the dust removal assembly comprises a box body, an air inlet, an air outlet, a filter screen, a side plate, a first sliding block, a driving motor, a rotating shaft, a brush, an electric telescopic rod, a second sliding block, a dust collection box and a connecting piece, wherein the air inlet is arranged at the lower part of the left side surface of the box body, the air outlet is arranged at the top of the box body, one side of the side plate is fixedly connected with the filter screen, one side of the side plate, which is far away from the filter screen, is fixedly connected with the inner wall of the box body, a first sliding groove is arranged at the upper part of the surface of one side, which is connected with the filter screen, of the side plate, the first sliding block is arranged inside the first sliding groove, the first sliding block is in sliding connection with the side plate through the first sliding groove, the driving motor is fixedly arranged in the middle of the first sliding block, the output end of the driving motor is fixedly connected with the rotating shaft, the brush is fixedly arranged on the surface of the rotating shaft, and the lower part of the surface, which is connected with the filter screen, of the side plate, is provided with the second sliding groove, the second sliding block is arranged inside the second sliding groove and is in sliding connection with the side plate through the second sliding groove, one side of the second sliding block is fixedly connected with the dust collection box, and the rear end of the electric telescopic rod is fixedly connected with the connecting piece.

Preferably, the number of the side plates is two, and the filter screen is arranged on one side of the two side plates close to each other.

Preferably, the first sliding groove and the second sliding groove are communicated through a groove, and the connecting piece is arranged inside the groove.

Preferably, the top end of the connecting piece is fixedly connected with the first sliding block, and the bottom of the connecting piece is fixedly connected with the second sliding block.

Preferably, the left end and the right end of the rotating shaft are respectively fixedly connected with two driving motors, and the two driving motors rotate synchronously.

Preferably, the dust collecting box is arranged right below the hairbrush, and the top opening of the dust collecting box is arranged.

The utility model provides a device for retrieve arsenic from nonferrous smelting flue gas. The method has the following beneficial effects:

the utility model arranges two side plates on the inner walls of the left and right sides of the box body respectively, fixedly arranges the filter screen at the middle part of one side of the two side plates which are close to each other, arranges the brush above the filter screen, wherein the brush is fixedly arranged on the surface of the rotating shaft, the rotating shaft is driven by two driving motors at the left and right ends, and simultaneously, under the cooperation of the electric telescopic rod and the connecting piece, the first slide block slides in the first chute, thereby the filter screen can be cleaned quickly from front to back, in order to further reduce the manual labor, the dust collecting box is arranged below the filter screen, and the left and right ends of the dust collecting box are fixedly connected with the second slide block, and the top of the second slide block is fixedly connected with the electric telescopic rod through the connecting piece, therefore, the dust collecting box can move synchronously with the brush, and the dust can be collected while the dust is cleaned, the labor capacity is reduced.

Drawings

FIG. 1 is a schematic view of the overall flow structure of the present invention;

FIG. 2 is a schematic view of the front cross-sectional structure of the dust-removing assembly of the present invention;

fig. 3 is an enlarged view of a in fig. 2.

In the figure: 1 primary cooling box, 2 dust removing component, 3 desulfurizing reactor, 4 rapid evaporator, 5 arsenic dust recoverer, 201 box body, 202 air inlet, 203 air outlet, 204 filter screen, 205 side plate, 206 first chute, 207 first slide block, 208 driving motor, 209 rotating shaft, 210 brush, 211 electric telescopic rod, 212 second chute, 213 second slide block, 214 dust collecting box, 215 connecting piece.

Detailed Description

As shown in fig. 1-3, the utility model provides a technical solution: a device for recovering arsenic from nonferrous smelting flue gas comprises a primary cooling box 1, a dust removal component 2, a desulfurization reactor 3, a rapid evaporator 4 and an arsenic dust recoverer 5, wherein the right side of the primary cooling box 1 is communicated with the dust removal component 2 through a pipeline, the top of the dust removal component 2 is communicated with the desulfurization reactor 3 through a pipeline, the right side of the desulfurization reactor 3 is communicated with the rapid evaporator 4 through a pipeline, and the right side of the rapid evaporator 4 is communicated with the arsenic dust recoverer 5 through a pipeline;

the dust removing assembly 2 comprises a box body 201, an air inlet 202, an air outlet 203, a filter screen 204, side plates 205, a first slide block 207, a driving motor 208, a rotating shaft 209, a brush 210, an electric telescopic rod 211, a second slide block 213, a dust collecting box 214 and a connecting piece 215, wherein the air inlet 202 is arranged at the lower part of the left side surface of the box body 201, the air outlet 203 is arranged at the top of the box body 201, one side of each side plate 205 is fixedly connected with the filter screen 204, the number of the side plates 205 is two, the filter screens 204 are arranged at the sides of the two side plates 205 close to each other, the side of each side plate 205 far away from the filter screen 204 is fixedly connected with the inner wall of the box body 201, the upper part of the surface of one side of the side plate 205 connected with the filter screen 204 is provided with a first slide groove 206, the first slide block 207 is arranged inside the first slide groove 206, the first slide block 207 is slidably connected with the side plates 205 through the first slide groove 206, the driving motor 208 is fixedly arranged at the middle part of the first slide block 207, the output end of the driving motor 208 is fixedly connected with the rotating shaft 209, the left end and the right end of the rotating shaft 209 are respectively fixedly connected with the two driving motors 208, the two driving motors 208 synchronously rotate, the brush 210 is fixedly installed on the surface of the rotating shaft 209, the lower part of the surface of one side, which is connected with the filter screen 204, of the side plate 205 is provided with a second sliding chute 212, a second sliding block 213 is arranged inside the second sliding chute 212, the second sliding block 213 is slidably connected with the side plate 205 through the second sliding chute 212, one side of the second sliding block 213 is fixedly connected with a dust collection box 214, the dust collection box 214 is arranged right below the brush 210, the top opening of the dust collection box 214 is arranged, the rear end of the electric telescopic rod 211 is fixedly connected with the connecting piece 215, the first sliding chute 206 is communicated with the second sliding chute 212 through a groove, the connecting piece 215 is arranged inside the groove, the top end of the connecting piece 215 is fixedly connected with the first sliding block 207, the bottom of the connecting piece 215 is fixedly connected with the second sliding block 213, two side plates 205 are respectively arranged on the inner walls of the left side and the right side of the box 201, the filter screen 204 is fixedly arranged in the middle of one side of the two side plates 205 close to each other, a brush 210 is arranged above the filter screen 204, wherein the brush 210 is fixedly arranged on the surface of a rotating shaft 209, the rotating shaft 209 is driven by two driving motors 208 at the left end and the right end, simultaneously, under the matching of an electric telescopic rod 211 and a connecting piece 215, a first sliding block 207 slides in a first sliding groove 206, so that the filter screen 204 can be cleaned quickly from front to back, in order to further reduce the manual labor, a dust collection box 214 is arranged below the filter screen 204, the left end and the right end of the dust collection box 214 are fixedly connected with a second sliding block 213, the top of the second sliding block 213 is fixedly connected with the electric telescopic rod 211 through the connecting piece 215, therefore, the dust collection box 214 can move synchronously with the brush 210, collect the dust when clearing up the dust, reduce the hand labor volume.

When using, at first carry out preliminary cooling with the leading-in inside of preliminary cooling box 1 of flue gas, avoid too high temperature to cause the influence to dust removal component 2 life, the flue gas carries out desulfurization treatment through the inside of leading-in desulfurization reactor 3 behind the dust removal component 2 dust removal, the inside of leading-in flash evaporation ware 4 carries out rapid cooling after desulfurization treatment, make the temperature of flue gas descend fast, make arsenic in the flue gas solidify for solid-state from the gaseous state, finally retrieved in arsenic dirt recoverer 5.

Wherein, in order to ensure the effect of flue gas dust removal, two side plates 205 are respectively arranged on the inner walls of the left and right sides of the box 201, the filter screen 204 is fixedly arranged at the middle part of one side of the two side plates 205 close to each other, a brush 210 is arranged above the filter screen 204, the brush 210 is fixedly arranged on the surface of a rotating shaft 209, the rotating shaft 209 is driven by two driving motors 208 at the left and right ends, simultaneously, under the cooperation of an electric telescopic rod 211 and a connecting piece 215, a first sliding block 207 slides in a first sliding groove 206, so that the filter screen 204 can be cleaned quickly from front to back, in order to further reduce the manual labor, a dust collection box 214 is arranged below the filter screen 204, the left and right ends of the dust collection box 214 are fixedly connected with a second sliding block 213, the top of the second sliding block 213 is fixedly connected with the electric telescopic rod 211 through the connecting piece 215, so that the dust collection box 214 can move synchronously, collect the dust when clearing up the dust, reduce the hand labor volume.

Claims

1. The utility model provides a device for following retrieve arsenic in nonferrous smelting flue gas, includes preliminary cooling case (1), dust removal subassembly (2), desulfurization reactor (3), flash evaporator (4), arsenic dirt recoverer (5), its characterized in that: the right side of the primary cooling box (1) is communicated with a dust removal component (2) through a pipeline, the top of the dust removal component (2) is communicated with a desulfurization reactor (3) through a pipeline, the right side of the desulfurization reactor (3) is communicated with a rapid evaporator (4) through a pipeline, and the right side of the rapid evaporator (4) is communicated with an arsenic dust recoverer (5) through a pipeline;

the dust removal assembly (2) comprises a box body (201), an air inlet (202), an air outlet (203), a filter screen (204), a side plate (205), a first sliding block (207), a driving motor (208), a rotating shaft (209), a brush (210), an electric telescopic rod (211), a second sliding block (213), a dust collection box (214) and a connecting piece (215), wherein the air inlet (202) is arranged at the lower part of the left side surface of the box body (201), the air outlet (203) is arranged at the top of the box body (201), one side of the side plate (205) is fixedly connected with the filter screen (204), one side of the side plate (205) far away from the filter screen (204) is fixedly connected with the inner wall of the box body (201), a first sliding groove (206) is arranged at the upper part of the surface of one side of the side plate (205) connected with the filter screen (204), and the first sliding block (207) is arranged inside the first sliding groove (206), the dust collecting device is characterized in that the first sliding block (207) is in sliding connection with a side plate (205) through a first sliding groove (206), the driving motor (208) is fixedly installed in the middle of the first sliding block (207), the output end of the driving motor (208) is fixedly connected with a rotating shaft (209), the brush (210) is fixedly installed on the surface of the rotating shaft (209), a second sliding groove (212) is formed in the lower portion of the surface of one side, connected with the filter screen (204), of the side plate (205), the second sliding block (213) is arranged inside the second sliding groove (212), the second sliding block (213) is in sliding connection with the side plate (205) through the second sliding groove (212), one side of the second sliding block (213) is fixedly connected with a dust collecting box (214), and the rear end of the electric telescopic rod (211) is fixedly connected with a connecting piece (215).

2. The apparatus for recovering arsenic from nonferrous smelting flue gas according to claim 1, wherein: the number of the side plates (205) is two, and the filter screen (204) is arranged on one side of the two side plates (205) close to each other.

3. The apparatus for recovering arsenic from nonferrous smelting flue gas according to claim 1, wherein: the first sliding groove (206) and the second sliding groove (212) are communicated through a groove, and the connecting piece (215) is arranged inside the groove.

4. The apparatus for recovering arsenic from nonferrous smelting flue gas according to claim 1, wherein: the top end of the connecting piece (215) is fixedly connected with the first sliding block (207), and the bottom of the connecting piece (215) is fixedly connected with the second sliding block (213).

5. The apparatus for recovering arsenic from nonferrous smelting flue gas according to claim 1, wherein: the left end and the right end of the rotating shaft (209) are respectively fixedly connected with two driving motors (208), and the two driving motors (208) synchronously rotate.

6. The apparatus for recovering arsenic from nonferrous smelting flue gas according to claim 1, wherein: the dust collection box (214) is arranged right below the brush (210), and the top of the dust collection box (214) is provided with an opening.