CN210473452U - Lead-making smoke dust treatment device - Google Patents
Lead-making smoke dust treatment device Download PDFInfo
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- CN210473452U CN210473452U CN201921201268.6U CN201921201268U CN210473452U CN 210473452 U CN210473452 U CN 210473452U CN 201921201268 U CN201921201268 U CN 201921201268U CN 210473452 U CN210473452 U CN 210473452U
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- flue
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Abstract
The utility model belongs to the field of lead production, in particular to a lead production smoke dust treatment device, which comprises a herringbone flue, an electrostatic dust collection device, a water washing device and an adsorption tank, wherein the herringbone flue, the electrostatic dust collection device, the water washing device and the adsorption tank are connected in sequence through pipelines; the herringbone flue comprises a flue a and a flue b; the electrostatic dust removal device comprises a dust removal shell, an electrostatic dust removal net and a collecting tank a; the washing device comprises a washing device shell, a washing grid and a collecting tank b; the adsorption tank is a tank body with a closed upper surface. The utility model provides a dust device can realize the speed reduction and the dust fall effect of flue gas.
Description
Technical Field
The utility model belongs to lead making field, concretely relates to lead making smoke and dust processing apparatus.
Background
Lead is one of the earliest metals used by human beings, and is mainly used for manufacturing lead storage batteries, soldering tin, radioactive radiation and X-ray protection equipment, bullets, shells and the like at present. During the lead making process, the smelting of crude lead is firstly carried out, and then the impurity removal and electrolytic refining steps are carried out. A large amount of smoke dust and polluting gases such as sulfur dioxide and the like are generated in the lead bullion smelting process; before being discharged into the atmosphere, dust fall and adsorption treatment are performed. The traditional mode is liquid leaching, but because the air velocity is higher, often make leaching inefficiency, equipment load, consequently an urgent need for a dust device.
Disclosure of Invention
In order to solve the problem, the utility model provides a dust device can realize the speed reduction and the dust fall effect of flue gas.
The specific technical scheme is as follows: a lead-making smoke dust treatment device comprises a herringbone flue, an electrostatic dust removal device, a water washing device and an adsorption tank, wherein the herringbone flue, the electrostatic dust removal device, the water washing device and the adsorption tank are sequentially connected through a pipeline;
the herringbone flue comprises a flue a and a flue b, wherein the flue a is vertically upward, and the flue b is obliquely arranged in the middle of the flue a; the flue with the herringbone shape can divide smoke dust in the flue gas into two parts, one part of smoke dust falls down in the process of rising along the flue a and enters the hearth to be combusted again, and the other part of smoke dust falls down along the flue b.
The electrostatic dust collection device comprises a dust collection shell, an electrostatic dust collection net and a collection tank a, wherein the electrostatic dust collection net is arranged in the dust collection shell, and the collection tank a is arranged at the lower end of the dust collection shell; the electrostatic dust removal net carries out secondary sedimentation on particles in the smoke dust;
the washing device comprises a washing device shell, a washing grid and a collecting tank b, wherein the washing grid is arranged in the washing device shell, and the collecting tank b is arranged at the lower end of the washing device shell; the upper end of the shell of the washing device is provided with a water inlet pipe, and the water inlet pipe extends into the top end of the shell of the washing device and is provided with a spraying device; the water washing grid is a flaky or vertically and horizontally staggered three-dimensional grid made of water-absorbing materials, water sprayed from the upper end of the water washing grid can be used for washing flue gas, and water flow adsorption washing is carried out on the unadsorbed impurities in the electrostatic dust removal;
the adsorption tank is upper surface confined cell body, and the adsorption tank is inside to be provided with the adsorption liquid, and the adsorption liquid is not full of the adsorption tank, and the washing device outlet pipe stretches into the adsorption tank bottom from adsorption tank one end upper surface, and the other end upper surface of adsorption tank is provided with the pipeline of giving vent to anger. The adsorption liquid is alkaline solution, such as lime water.
Furthermore, a cooling cavity is arranged on the outer side of the herringbone flue, a water inlet is formed in the lower end of the cooling cavity, and a water outlet is formed in the upper end of the cooling cavity.
Furthermore, an anti-back suction cavity is arranged on the outlet pipeline of the water washing device, and the anti-back suction cavity is a rectangular or saccular raised cavity.
Has the advantages that: the utility model provides a dust device can realize: (1) the cooling cavity is arranged on the herringbone flue, so that the gas can be effectively cooled, and the purpose of reducing the speed is further realized, and thus, the sedimentation of a large amount of smoke dust is realized; (2) the electrostatic dust removal device can adsorb and settle the smoke dust again; (3) the water washing device can further carry out water washing adsorption on the smoke dust, so that the smoke dust in the smoke gas is removed completely; (4) after the steps, the flue gas entering the adsorption tank is cleaner, but a large amount of gases such as sulfur dioxide and the like are finally adsorbed by the alkaline solution, so that the emission standard can be met; (5) the components collected in the respective collecting tanks are concentrated and can be classified; therefore, the problem that the traditional unified leaching and collecting mode needs classification is avoided, and the treatment process of pollutants is reduced.
Drawings
FIG. 1 is a schematic view of the present invention
The device comprises a herringbone flue 1, a flue 101 a, a flue 102 b, a water inlet 103, a water outlet 104, a cooling cavity 105, an electrostatic dust collection device 2, a dust collection shell 201, an electrostatic dust collection net 202, a collection tank 203 a, a water washing device 3, a water washing device shell 301, a water washing grid 302, a collection tank 303 b, a water inlet pipe 304, an adsorption tank 4, a reverse suction prevention cavity 401, an air outlet pipeline 402 and adsorption liquid 403.
Detailed Description
The lead-making smoke dust treatment device shown in fig. 1 comprises a herringbone flue 1, an electrostatic dust removal device 2, a water washing device 3 and an adsorption tank 4, wherein the herringbone flue 1, the electrostatic dust removal device 2, the water washing device 3 and the adsorption tank 4 are sequentially connected through a pipeline;
the herringbone flue 1 comprises a flue a101 and a flue b102, wherein the flue a101 is vertical upwards, and the flue b102 is obliquely arranged in the middle of the flue a 101; the flue with the herringbone shape can divide smoke dust in the flue gas into two parts, wherein one part of the smoke dust can fall down in the process of rising along the flue a101 and enter the hearth for burning again, and the other part of the smoke dust can settle down when falling along the flue b 102.
The electrostatic dust removal device 2 comprises a dust removal shell 201, an electrostatic dust removal net 202 and a collecting tank a203, wherein the electrostatic dust removal net 202 is arranged in the dust removal shell 201, and the collecting tank a203 is arranged at the lower end of the dust removal shell; the electrostatic precipitation net 202 carries out secondary sedimentation on the particles in the smoke dust;
the washing device 3 comprises a washing device shell 301, a washing grid 302 and a collecting tank b303, wherein the washing grid 302 is arranged in the washing device shell 301, and the collecting tank b303 is arranged at the lower end of the washing device shell 301; the upper end of the water washing device shell 301 is provided with a water inlet pipe 304, and the water inlet pipe 304 extends into the top end of the water washing device shell 301 and is provided with a spraying device; the water washing grid 302 is a flaky or vertically and horizontally staggered three-dimensional grid made of water-absorbing materials, water sprayed from the upper end of the water washing grid can be used for washing flue gas, and water flow adsorption washing is carried out on the unadsorbed impurities in the electrostatic dust removal;
the adsorption tank 4 is a tank body with a closed upper surface, the adsorption tank is internally provided with adsorption liquid 403, the adsorption tank is not filled with the adsorption liquid 403, and the liquid level is at the position of the adsorption tank 2/3; the outlet pipeline of the water washing device extends into the bottom of the adsorption tank from the upper surface of one end of the adsorption tank, and the upper surface of the other end of the adsorption tank is provided with an air outlet pipeline 402. The adsorption liquid is alkaline solution, such as lime water.
Further, a cooling cavity 105 is arranged on the outer side of the herringbone flue, a water inlet 104 is arranged at the lower end of the cooling cavity, and a water outlet 103 is arranged at the upper end of the cooling cavity.
Further, an anti-back suction cavity 401 is arranged on the outlet pipeline of the water washing device, and the anti-back suction cavity 401 is a rectangular or saccular protruding cavity.
The operation principle is as follows: flue gas from the blast furnace sequentially passes through the herringbone flue 1, the electrostatic dust removal device 2, the water washing device 3 and the adsorption tank 4, the herringbone flue 1 is used for preliminarily settling smoke dust, the electrostatic dust removal device 2 is used for settling smoke dust again, the water washing device 3 is used for washing and settling smoke dust, and finally the adsorption of the flue gas is carried out in the adsorption tank 4.
Claims (3)
1. The lead-making smoke dust treatment device is characterized by comprising a herringbone flue, an electrostatic dust removal device, a water washing device and an adsorption tank, wherein the herringbone flue, the electrostatic dust removal device, the water washing device and the adsorption tank are sequentially connected through a pipeline;
the herringbone flue comprises a flue a and a flue b, wherein the flue a is vertically upward, and the flue b is obliquely arranged in the middle of the flue a;
the electrostatic dust collection device comprises a dust collection shell, an electrostatic dust collection net and a collection tank a, wherein the electrostatic dust collection net is arranged in the dust collection shell, and the collection tank a is arranged at the lower end of the dust collection shell;
the washing device comprises a washing device shell, a washing grid and a collecting tank b, wherein the washing grid is arranged in the washing device shell, and the collecting tank b is arranged at the lower end of the washing device shell; the upper end of the shell of the washing device is provided with a water inlet pipe, and the water inlet pipe extends into the top end of the shell of the washing device and is provided with a spraying device;
the adsorption tank is upper surface confined cell body, and the adsorption tank is inside to be provided with the adsorption liquid, and the adsorption liquid is not full of the adsorption tank, and the washing device outlet pipe stretches into the adsorption tank bottom from adsorption tank one end upper surface, and the other end upper surface of adsorption tank is provided with the pipeline of giving vent to anger.
2. The lead-making flue gas treatment device as defined in claim 1, wherein a cooling chamber is arranged outside the herringbone flue, a water inlet is arranged at the lower end of the cooling chamber, and a water outlet is arranged at the upper end of the cooling chamber.
3. The lead-making flue gas treatment device as defined in claim 1 or 2, wherein the outlet pipeline of the water washing device is provided with an anti-suck-back chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921201268.6U CN210473452U (en) | 2019-07-29 | 2019-07-29 | Lead-making smoke dust treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921201268.6U CN210473452U (en) | 2019-07-29 | 2019-07-29 | Lead-making smoke dust treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210473452U true CN210473452U (en) | 2020-05-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921201268.6U Active CN210473452U (en) | 2019-07-29 | 2019-07-29 | Lead-making smoke dust treatment device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210473452U (en) |
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2019
- 2019-07-29 CN CN201921201268.6U patent/CN210473452U/en active Active
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