CN211585901U

CN211585901U - Environment-friendly exhaust treatment device

Info

Publication number: CN211585901U
Application number: CN201921638767.1U
Authority: CN
Inventors: 唐国良
Original assignee: Jiangsu Liangchuan Technology Development Co ltd
Current assignee: Jiangsu Liangchuan Technology Development Co ltd
Priority date: 2019-09-27
Filing date: 2019-09-27
Publication date: 2020-09-29
Anticipated expiration: 2029-09-27

Abstract

The utility model discloses an environment-friendly exhaust treatment device belongs to equipment for heat treatment technical field, and it is low to have solved among the prior art exhaust treatment device security, the feature of environmental protection is poor, the problem that treatment effeciency is low, including cyclone, combustion chamber and aftertreatment mechanism, the cyclone lateral part is linked together with heat treatment furnace exhanst gas outlet, and upper portion is linked together with the combustion chamber, and the combustion chamber includes the casing, is equipped with the burning chamber in the casing, is equipped with the heat preservation that is connected with the heat exchanger between burning chamber and the casing, and aftertreatment mechanism includes the shell, the inner shell and locates the interior multichannel S form processing block of inner shell. The utility model discloses effectively separate gas and dust through cyclone before waste gas burning, avoid the later stage dust to get into the combustion chamber, arouse the dust to fire and explode the problem, improve the security of integrated device, through setting up multichannel S form processing piece, carry out the long-time absorption process of multichannel with the gas after burning, ensure that the gas is pollution-free after burning and put in, make the feature of environmental protection of integrated device obtain improving.

Description

Environment-friendly exhaust treatment device

Technical Field

The utility model belongs to the technical field of equipment for heat treatment, specifically speaking especially relates to an environment-friendly exhaust treatment device.

Background

In order to improve the surface hardness and the corrosion resistance of the lamp pole, the surface stress structure of the lamp pole needs to be changed through carburizing and nitriding heat treatment, so that the requirements of high hardness and strong corrosion resistance are met. The metal material in the heat treatment infiltration device can generate a large amount of waste at high temperature, the main components of the waste are carbon monoxide, sulfur dioxide, nitric oxide and the like, the carbon monoxide is colorless, odorless, tasteless and nonirritating toxic gas harmful to blood and nerves, the sulfur dioxide is strong irritant gas and is easy to dissolve in water, acid rain is easily formed with rainwater after the carbon monoxide is discharged into the air, the carbon monoxide has strong corrosivity to the environment, and the nitric oxide is colorless, tasteless and insoluble toxic gas, so that the waste gas cannot be directly discharged into the air. Generally, such waste gas is combusted to convert monoxide into dioxide, but the method has the problems of incomplete combustion and heavy metal enrichment of the waste gas.

Disclosure of Invention

The utility model aims at providing an environment-friendly exhaust treatment device that security is high, the feature of environmental protection is strong, the treatment effeciency is high to the not enough of prior art existence.

In order to realize the technical purpose, the utility model discloses technical scheme that environment-friendly exhaust treatment device adopted does:

an environment-friendly waste gas treatment device comprises a cyclone separator, a combustion chamber communicated with the cyclone separator and an after-treatment mechanism for performing after-treatment on combustion mixed gas, wherein the side part of the cyclone separator is communicated with a smoke outlet of a heat treatment furnace through a first pipeline, the upper part of the cyclone separator is communicated with the combustion chamber through a second pipeline, the combustion chamber comprises a shell, a combustion chamber is arranged in the shell, one end of the upper part of the combustion chamber is provided with an air inlet connected with the second pipeline, the other end of the upper part of the combustion chamber is provided with a residual gas outlet extending out of the shell, one end of the lower part of the combustion chamber is provided with an oxygen inlet extending out of the shell, the oxygen inlet is connected with an oxygen supply bottle through a third pipeline, a main shaft stretching across the front and rear ends of the combustion chamber is arranged above the oxygen inlet, a plurality of igniters are, be equipped with the heat preservation that is connected with the heat exchanger between combustion chamber and the casing, the residual gas export is connected with the aftertreatment mechanism who arranges the casing top in through the fourth pipeline, aftertreatment mechanism includes shell, inner shell and locates the multichannel S form processing block that is connected with the fourth pipeline in the inner shell, be equipped with the U-shaped pipe between terminal S form processing block and the fourth pipeline, the U-shaped intussuseption is filled with gaseous preliminary absorption liquid, the shell is stretched out to front end S form processing block, stretches out section surface cover and is equipped with the control valve.

Preferably, the bottom of the cyclone separator is provided with a discharge port for discharging dust, and the discharge port is provided with a control bolt for controlling folding.

Preferably, a fan for sucking waste gas is arranged on the first pipeline at the side part of the cyclone separator.

Preferably, the other end of the heat exchanger is connected with the front-end heat treatment section.

Preferably, the gas primary absorption liquid is a saturated sodium hydroxide solution.

Preferably, the plurality of S-shaped processing blocks comprise an activated carbon processing block, a chitosan processing block and an exhaust gas membrane processing block which are sequentially distributed from right to left.

Preferably, the activated carbon treatment block is used for absorbing toxic gases such as carbon monoxide and nitric oxide, the chitosan treatment block is used for absorbing residual heavy metals in the toxic gases such as carbon monoxide and nitric oxide, and the waste gas membrane treatment block is used for absorbing nitrogen-oxygen waste gas.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model effectively separates gas and dust through the cyclone separator before the waste gas is burnt, thereby avoiding the dust from entering the combustion chamber in the later period and causing the dust explosion problem, and improving the safety of the whole device;

2. the utility model discloses a set up the main shaft in the combustion chamber, rotate through the main shaft and drive the rotation of igniter, and then realize the multi-angle burning of the gas mixture in the combustion chamber, improve the completeness that the gas mixture burns;

3. the utility model has the advantages that the multi-channel processing block is arranged, the multi-channel adsorption process is carried out on the combusted gas, and the multi-channel processing block is arranged in an S shape, so that the adsorption distance is prolonged, the pollution-free release of the combusted gas is ensured, and the environmental protection of the whole device is improved;

4. the utility model discloses be linked together combustion chamber and heat exchanger, utilize the heat exchanger with front end heat treatment section heat transfer to combustion chamber, make the interior atmosphere of combustion chamber reach gaseous ignition point fast, improve the combustion treatment efficiency.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a cyclone separator; 2. a first conduit; 3. a second conduit; 4. a housing; 5. a combustion chamber; 6. an air inlet; 7. a residual gas outlet; 8. an oxygen inlet; 9. a third pipeline; 10. a main shaft; 11. an igniter; 12. rotating the control disc; 13. a heat exchanger; 14. a heat-insulating layer; 15. a fourth conduit; 16. a housing; 17. an inner shell; a U-shaped tube; 19. a control valve; 20. an outlet port; 21. a control plug; 22. a fan; 23. treating the block with activated carbon; 24. treating the block with chitosan; 25. and (3) a waste gas film treatment block.

Detailed Description

The invention will be further explained with reference to the drawings and the detailed description below:

as shown in fig. 1, an environment-friendly waste gas treatment device comprises a cyclone separator 1, a combustion chamber communicated with the cyclone separator 1 and a post-treatment mechanism for post-treating combustion mixture, wherein the side part of the cyclone separator 1 is communicated with a flue gas outlet of a heat treatment furnace through a first pipeline 2, the upper part of the cyclone separator 1 is communicated with the combustion chamber through a second pipeline 3, the combustion chamber comprises a shell 4, a combustion chamber 5 is arranged in the shell 4, one end of the upper part of the combustion chamber 5 is provided with an air inlet 6 connected with the second pipeline 3, the other end of the upper part of the combustion chamber 5 is provided with a residual gas outlet 7 extending out of the shell 4, one end of the lower part of the combustion chamber 5 is provided with an oxygen inlet 8 extending out of the shell 4, the oxygen inlet 8 is connected with an oxygen supply bottle through a third pipeline 9, a main shaft 10 stretching across the front end and the rear end of the combustion chamber, the main shaft 10 one end is stretched out and is equipped with rotary control dish 12 outside the combustion chamber, be equipped with the heat preservation 14 that is connected with heat exchanger 13 between combustion chamber 5 and the casing 4, residual gas export 7 is connected with the aftertreatment mechanism who arranges the casing 4 top in through fourth pipeline 15, aftertreatment mechanism includes shell 16, inner shell 17 and locates the interior multichannel S form processing block that is connected with fourth pipeline 15 of inner shell 17, be equipped with U-shaped pipe 18 between terminal S form processing block and the fourth pipeline 15, the 18 intussuseptions of U-shaped pipe are filled with gaseous preliminary absorption liquid, the front end S form processing block stretches out shell 16, stretches out section surface cover and is equipped with control valve 19. Utilize gas and dust in cyclone 1 effective separation waste gas, avoid the dust to get into the combustion chamber and cause the problem that the dust fires and explodes, improve the security of whole device, set up main shaft 10 in combustion chamber 5, utilize the rotation of main shaft 10' S rotatory drive igniter 11, realize that each angle waste gas burns simultaneously in the combustion chamber 5 and handle, improve the exhaust-gas treatment completeness, carry out multichannel absorption through multichannel S form processing piece to the gas mixture after burning simultaneously, ensure that the exhaust gas is pollution-free, make the device feature of environmental protection obtain improving, and utilize U-shaped pipe 18 to carry out preliminary absorption processing to the gas mixture after burning, avoid follow-up multichannel S form processing piece to surpass the adsorption load, set up multichannel processing piece into the S form, more conventional vertical form stroke obtains the extension of certain extent, thereby make the adsorption capacity of processing piece obtain enlarging.

The bottom of the cyclone separator 1 is provided with a discharge port 20 for discharging dust, and the discharge port 20 is provided with a control bolt 21 for controlling folding. By providing the discharge port 20, dust in the cyclone 1 is discharged, and the throughput of the cyclone 1 is maintained.

A fan 22 for sucking waste gas is arranged on the first pipeline 2 at the side part of the cyclone separator 1.

The other end of the heat exchanger 13 is connected with the front end heat treatment section. The heat of the front end heat treatment section is transferred to the combustion chamber heat insulation layer 14 through the heat exchanger 13, so that the atmosphere in the combustion chamber quickly reaches the gas ignition point, and the waste gas treatment efficiency is improved.

The gas primary absorption liquid is saturated sodium hydroxide solution. And fully absorbing gases such as carbon dioxide, sulfur dioxide, nitric oxide, nitrogen dioxide and the like in the combustion mixed gas by using a saturated sodium hydroxide solution.

Multichannel S form is handled the piece and is included activated carbon treatment piece 23, chitosan treatment piece 24 and waste gas membrane treatment piece 25 that distribute gradually from the right side to the left, activated carbon treatment piece 23 is used for absorbing toxic gas such as carbon monoxide, nitric oxide, chitosan treatment piece 24 is arranged in absorbing residual heavy metal in toxic gas such as carbon monoxide, nitric oxide, waste gas membrane treatment piece 25 is used for absorbing nitrogen oxygen waste gas. The multi-channel S-shaped processing blocks are utilized to fully absorb the mixed gas after combustion, so that the processing gas is ensured to be discharged without pollution, and the environmental protection performance of the whole device is improved.

The utility model discloses during operation, start fan 22, waste gas gets into cyclone 1 from cyclone 1's first pipeline 2, because gas and dust density are different, under spiral wind-force effect, the gas mixture is discharged from second pipeline 3 after the separation, the dust falls in cyclone 1 bottom, the gas mixture gets into in burning chamber 5, open the oxygen supply bottle, oxygen gets into in burning chamber 5 from oxygen import 8, the gas mixture gets into from the upper end, oxygen gets into from the lower extreme, be convenient for multiple gas intensive mixing, rotary control dish 12 control main shaft 10 constantly rotates, meanwhile, the some firearm 11 rotation type ignition of main shaft 10 upper and lower surface, make the gas mixture multi-angle abundant burning in burning chamber 5, toxic gases such as carbon monoxide, sulfur monoxide, nitrogen monoxide convert into combined gas such as carbon dioxide after burning, sulfur dioxide and nitrogen dioxide, the combined gas flows into the U-shaped pipe 18 through the fourth pipeline 15, the saturated sodium hydroxide solution filled in the U-shaped pipe 18 fully absorbs the carbon dioxide, sulfur dioxide, nitric oxide, nitrogen dioxide and other gases in the combined gas, a small amount of residual toxic gas which is not completely combusted sequentially passes through the activated carbon treatment block 23, the chitosan treatment block 24 and the waste gas membrane treatment block 25 to be adsorbed, wherein the activated carbon treatment block 23 absorbs the toxic gases such as carbon monoxide, nitric oxide and the like, the chitosan treatment block 24 absorbs residual heavy metals in the toxic gases such as carbon monoxide, nitric oxide and the like, and the waste gas membrane treatment block 25 absorbs nitrogen and oxygen waste gas, so that pollution-free emission is realized, and the environmental protection performance of the whole device is improved. The heat exchanger 13 connected with the combustion chamber transfers the heat energy of the front end heat treatment section to the heat insulation layer 14, so that the basic temperature of the shell 4 is increased, the atmosphere in the shell 4 can reach the gas ignition point quickly, and the gas combustion efficiency is improved. After a certain amount of dust is accumulated in the cyclone 1, the control bolt 21 is adjusted to discharge the dust in the cyclone 1 through the discharge port 20.

In summary, the present invention is only a preferred embodiment, and is not intended to limit the scope of the present invention, and all equivalent changes and modifications in the shape, structure, characteristics and spirit of the claims of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides an environment-friendly exhaust treatment device which characterized in that: the device comprises a cyclone separator, a combustion chamber communicated with the cyclone separator and an after-treatment mechanism for performing after-treatment on combustion mixed gas, wherein the side part of the cyclone separator is communicated with a smoke outlet of a heat treatment furnace through a first pipeline, the upper part of the cyclone separator is communicated with the combustion chamber through a second pipeline, the combustion chamber comprises a shell, a combustion chamber is arranged in the shell, one end of the upper part of the combustion chamber is provided with an air inlet connected with the second pipeline, the other end of the upper part of the combustion chamber is provided with a residual gas outlet extending out of the shell, one end of the lower part of the combustion chamber is provided with an oxygen inlet extending out of the shell, the oxygen inlet is connected with an oxygen supply bottle through a third pipeline, a main shaft stretching across the front end and the rear end of the combustion chamber is arranged above the oxygen inlet, a plurality of igniters are distributed on the surface of the main shaft in a, the residual air export is connected with the aftertreatment mechanism who arranges the casing top in through the fourth pipeline, aftertreatment mechanism includes shell, inner shell and locates the multichannel S form processing piece that is connected with the fourth pipeline in the inner shell, be equipped with the U-shaped pipe between the end of S form processing piece and the fourth pipeline, the U-shaped intraductal intussuseption is filled with gaseous preliminary absorption liquid, the shell is stretched out to the front end of S form processing piece, stretches out the section surface cover and is equipped with the control valve.

2. The environment-friendly exhaust gas treatment device according to claim 1, wherein: the bottom of the cyclone separator is provided with a discharge port for discharging dust, and the discharge port is provided with a control bolt for controlling folding.

3. The environment-friendly exhaust gas treatment device according to claim 2, wherein: and a fan for sucking waste gas is arranged on the first pipeline at the side part of the cyclone separator.

4. The environment-friendly exhaust gas treatment device according to claim 1, wherein: the other end of the heat exchanger is connected with the front end heat treatment section.

5. The environment-friendly exhaust gas treatment device according to claim 1, wherein: the gas primary absorption liquid is saturated sodium hydroxide solution.

6. The environment-friendly exhaust gas treatment device according to claim 1, wherein: the multi-channel S-shaped processing block comprises an activated carbon processing block, a chitosan processing block and an exhaust gas membrane processing block which are sequentially distributed from right to left.

7. The environment-friendly exhaust gas treatment device according to claim 6, wherein: the active carbon treatment block is used for absorbing toxic gases such as carbon monoxide and nitric oxide, the chitosan treatment block is used for absorbing residual heavy metals in the toxic gases such as carbon monoxide and nitric oxide, and the waste gas film treatment block is used for absorbing nitrogen-oxygen waste gas.