CN217015852U - Flue gas processing apparatus for quenching - Google Patents
Flue gas processing apparatus for quenching Download PDFInfo
- Publication number
- CN217015852U CN217015852U CN202220627096.4U CN202220627096U CN217015852U CN 217015852 U CN217015852 U CN 217015852U CN 202220627096 U CN202220627096 U CN 202220627096U CN 217015852 U CN217015852 U CN 217015852U
- Authority
- CN
- China
- Prior art keywords
- flue gas
- gas treatment
- quenching
- reaction layer
- pipe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 88
- 239000003546 flue gas Substances 0.000 title claims abstract description 87
- 238000010791 quenching Methods 0.000 title claims abstract description 28
- 230000000171 quenching effect Effects 0.000 title claims abstract description 28
- 238000006243 chemical reaction Methods 0.000 claims abstract description 64
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 238000000926 separation method Methods 0.000 claims abstract description 23
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 239000000779 smoke Substances 0.000 claims abstract description 9
- 239000007789 gas Substances 0.000 claims description 21
- 238000003756 stirring Methods 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 12
- 238000009826 distribution Methods 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005507 spraying Methods 0.000 claims description 6
- 238000005238 degreasing Methods 0.000 claims description 5
- 239000003063 flame retardant Substances 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 4
- 239000010865 sewage Substances 0.000 claims description 2
- 239000002912 waste gas Substances 0.000 abstract description 2
- 239000004519 grease Substances 0.000 abstract 3
- 239000003814 drug Substances 0.000 description 21
- 230000001590 oxidative effect Effects 0.000 description 15
- 239000007921 spray Substances 0.000 description 15
- 239000000243 solution Substances 0.000 description 11
- 239000007800 oxidant agent Substances 0.000 description 8
- 239000002699 waste material Substances 0.000 description 8
- 239000004215 Carbon black (E152) Substances 0.000 description 7
- 229930195733 hydrocarbon Natural products 0.000 description 7
- 150000002430 hydrocarbons Chemical class 0.000 description 7
- 238000007254 oxidation reaction Methods 0.000 description 7
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 230000003647 oxidation Effects 0.000 description 5
- 239000013527 degreasing agent Substances 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 241000208125 Nicotiana Species 0.000 description 2
- 235000002637 Nicotiana tabacum Nutrition 0.000 description 2
- MWUXSHHQAYIFBG-UHFFFAOYSA-N Nitric oxide Chemical compound O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 2
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 description 2
- 239000007864 aqueous solution Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 230000035484 reaction time Effects 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- MGWGWNFMUOTEHG-UHFFFAOYSA-N 4-(3,5-dimethylphenyl)-1,3-thiazol-2-amine Chemical compound CC1=CC(C)=CC(C=2N=C(N)SC=2)=C1 MGWGWNFMUOTEHG-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 239000011324 bead Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- JCXJVPUVTGWSNB-UHFFFAOYSA-N nitrogen dioxide Inorganic materials O=[N]=O JCXJVPUVTGWSNB-UHFFFAOYSA-N 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
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- Treating Waste Gases (AREA)
Abstract
The utility model provides a flue gas treatment device for quenching, relates to the technical field of waste gas treatment, and particularly relates to a flue gas treatment device for quenching. It includes the flue gas treatment box, the inlet end of flue gas treatment chamber has the grease trap chamber through intake-tube connection, the grease trap chamber includes the casing, install the collection piece in the casing, a plurality of caulking grooves have been seted up on the collection piece, be provided with the oil absorption sponge in the caulking groove, the inlet end of grease trap chamber is connected with an album petticoat pipe through the discharge, install centrifugal fan on the discharge, the flue gas treatment chamber includes gas-liquid separation layer and reaction layer, the intake pipe communicates to the reaction layer, the top and the bottom of reaction layer are provided with into pencil and blow off pipe respectively, the top of flue gas treatment chamber is provided with the outlet duct. Solves the problem that the smoke treatment device for quenching in the prior art can not treat the smoke oil in the smoke in advance, which causes the pollution to the reaction solution.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment, in particular to a flue gas treatment device for quenching.
Background
Quenching is a common material heat treatment process, a high-temperature workpiece is cooled by quenching oil, a large amount of quenching oil smoke is generated when the workpiece is quenched in an oil groove, and the quenching oil smoke is doped with a large amount of chemical substances including oxidation substances such as carbon monoxide, carbon dioxide, nitric oxide, nitrogen dioxide, sulfur dioxide and the like and carbon particles, so that great harm is brought to the body of a worker, the safe production and operation environment is seriously affected, purification and recovery treatment are required during emission, and the pollution to the environment is reduced.
In the prior art, the flue gas treatment device for quenching directly leads the flue gas into the aqueous solution containing the oxidant, so that the reaction solution contains a large amount of tobacco tar, the tobacco tar can hinder the chemical reaction of the oxidant and hydrocarbon, the hydrocarbon in the flue gas can not be completely removed, and the ring can still be polluted after the flue gas is discharged into the atmosphere; in addition, the smoke oil can float on the reaction solution, is difficult to discharge in a waste liquid discharge mode, can generate peculiar smell after being accumulated in a treatment device for a long time, and brings more troubles to the treatment of quenching smoke.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the utility model provides a flue gas treatment device for quenching, aiming at solving the problem that the reaction solution is polluted because the flue gas oil in the flue gas cannot be treated in advance by the flue gas treatment device for quenching in the prior art.
In order to achieve the purpose of the utility model, the technical scheme adopted by the utility model is as follows:
the utility model provides a flue gas processing apparatus for quenching, it includes the flue gas treatment chamber, the inlet end of flue gas treatment chamber has degreaser through intake-tube connection, degreaser includes the casing, install the collection piece in the casing, a plurality of caulking grooves have been seted up on the collection piece, be provided with the oil absorption sponge in the caulking groove, degreaser's inlet end is connected with collection petticoat pipe through the discharge, install centrifugal fan on the discharge, the flue gas treatment chamber includes gas-liquid separation layer and reaction layer, the intake pipe communicates to the reaction layer, the top and the bottom of reaction layer are provided with into pencil and blow off respectively, the top of flue gas treatment chamber is provided with the outlet duct.
Further, an air flow distribution plate is arranged on the air-liquid separation layer, and an air-liquid separation net is arranged on the air flow distribution plate. Liquid in the flue gas is retained through the gas-liquid separation net, so that the gas and the liquid are separated, the liquid can fall back into the aqueous solution in the reaction layer, and the gas can be discharged from the gas outlet pipe above the flue gas treatment chamber; the flue gas is guided by the air flow distribution plate, so that the flue gas can be fully contacted with the gas-liquid separation net, and the gas-liquid separation efficiency is improved.
Furthermore, an air volume adjusting valve is arranged on the air collecting pipe. The flow of the flue gas introduced into the reaction layer is adjusted through the air volume adjusting valve, so that the condition that the flue gas is introduced too much and hydrocarbon in the flue gas cannot fully react is avoided; meanwhile, the phenomenon that the flue gas is introduced too little to cause too low flue gas treatment efficiency is avoided.
Furthermore, a fire retardant valve is arranged on the gas collecting pipe. Flame generated during quenching is prevented from spreading along the pipeline through the fire retardant valve, and internal devices are protected from being burnt.
Furthermore, the bottom of the reaction layer is obliquely arranged, and the drain pipe is arranged at the lower end of the bottom of the reaction layer. The bottom slope through the reaction layer sets up, and the waste liquid after will reacting is concentrated the blow off pipe place one side and is discharged, has the waste liquid to remain in avoiding the reaction layer.
Furthermore, the flue gas treatment chamber still includes the layer that sprays, sprays the level and is located between gas-liquid separation layer and the reaction layer, sprays the in situ and is provided with the spray thrower, and the spray thrower passes through shower and reaction layer intercommunication, installs the water pump on the shower. The solution in the reaction layer is sprayed to the upper part of the reaction layer through the water pump and the spray pipe, so that the flue gas can still be contacted with the oxidizing solution after being separated from the reaction layer, the reaction time of the carbon hydride in the flue gas and the oxidant is prolonged, and the discharged flue gas is further ensured to be pollution-free.
Furthermore, a stirring device is arranged in the reaction layer and comprises a stirring paddle extending to the reaction layer, and the stirring paddle is connected with a motor arranged on the outer wall of the flue gas treatment chamber. The motor drives the stirring paddle to stir the oxidizing solution in the reaction layer, so that the oxidation reaction of the hydrocarbon and the oxidant is accelerated, and the efficiency of flue gas treatment is improved.
Furthermore, the medicine inlet pipe is connected with a medicine proportioning box, and a medicine pump and a flow meter are installed on the medicine inlet pipe. The liquid medicine in the medicine proportioning box is fed into the reaction layer through the medicine pump, and the volume of the liquid medicine flowing into the reaction layer is controlled through the flow meter, so that the waste of the liquid medicine is avoided.
The utility model has the beneficial effects that:
after the quenching produces the flue gas, the flue gas is pumped into the degreasing chamber through the centrifugal fan, and the oily substances and the particulate substances in the flue gas are absorbed through the oil absorption sponge, so that the oily substances and the particulate substances are prevented from flowing into the reaction layer to pollute the oxidizing solution; during collecting the caulking groove on the piece with the embedding of oil absorption sponge, because the caulking groove sectional area is less, can improve the flow velocity and the penetrability of flue gas in the oil absorption sponge for the utilization ratio of oil absorption sponge is higher, and the oil absorption effect is better.
An oxidant is introduced into the reaction layer through the chemical inlet pipe, when the flue gas enters the reaction layer, the oxidant in the reaction layer can react with hydrocarbon in the flue gas to generate pollution-free gas which is discharged from the gas outlet pipe at the top of the flue gas treatment chamber, and waste liquid after reaction is discharged from the discharge pipe; the flue gas can carry out partial oxidation liquid after reacting in the reaction layer, the oxidation liquid still can cause the pollution to the environment in exhausting to the atmosphere, separate the oxidation liquid through the gas-liquid separation layer, hinder the oxidation liquid flow in the flue gas reaction chamber.
Drawings
FIG. 1 is a schematic diagram of the flue gas treatment apparatus for quenching.
FIG. 2 is a schematic view of a flue gas treatment chamber.
Fig. 3 is a view showing the structure of the degreasing chamber.
Wherein, 1, a flue gas treatment chamber; 10. an air outlet pipe; 11. a gas-liquid separation layer; 111. an air flow distribution plate; 112. A gas-liquid separation net; 12. a reaction layer; 121. a medicine inlet pipe; 122. a sewage discharge pipe; 13. a spray layer; 131. a sprayer; 132. a spray pipe; 133. a water pump; 2. an air inlet pipe; 3. an oil removal chamber; 31. a housing; 32. collecting blocks; 33. caulking grooves; 34. an oil absorbing sponge; 4. a gas collecting pipe; 41. a centrifugal fan; 42. an air volume adjusting valve; 43. a fire relief valve; 5. a smoke collecting hood; 6. a stirring device; 61. stirring the slurry; 62. a motor; 7. a medicament proportioning box; 71. a drug pump; 72. a flowmeter.
Detailed Description
For better understanding of the above technical solutions, the following detailed descriptions will be provided in conjunction with the drawings and the detailed description of the embodiments.
Fig. 1-3, this flue gas processing apparatus for quenching includes flue gas treatment chamber 1, the inlet end of flue gas treatment chamber 1 is connected with deoiling room 3 through intake pipe 2, deoiling room 3 includes casing 31, install collection piece 32 in the casing 31, a plurality of caulking grooves 33 have been seted up on the collection piece 32, be provided with oil absorption sponge 34 in the caulking groove 33, the inlet end of deoiling room 3 is connected with collection petticoat pipe 5 through collecting pipe 4, install centrifugal fan 41 on the collecting pipe 4, flue gas treatment chamber 1 includes gas-liquid separation layer 11 and reaction layer 12, intake pipe 2 communicates to reaction layer 12, the top and the bottom of reaction layer 12 are provided with into pencil 121 and blow off pipe 122 respectively, the top of flue gas treatment chamber 1 is provided with outlet duct 10.
In the embodiment, the oil removing chamber 3 is provided with the access cover, a sealing gasket is arranged between the access cover and the oil removing chamber 3 for sealing, and when the collecting block 32 is damaged or the oil absorption sponge 34 absorbs oil to be saturated, the collecting block 32 can be maintained or the oil absorption sponge 34 can be replaced by opening the access cover; the caulking groove 33 is a narrow rectangular groove, and after the flue gas flows into the caulking groove 33, the flow speed and the penetrability of the flue gas in the oil absorption sponge are improved by reducing the flow sectional area of the flue gas, so that the utilization rate of the oil absorption sponge is higher, and the oil absorption effect is better; the gas collecting pipe 4 is provided with an air volume regulating valve 42, the flow of the flue gas introduced into the reaction layer 12 is regulated through the air volume regulating valve 42, the excessive introduction of the flue gas is avoided, hydrocarbon in the flue gas cannot fully react, and the excessively-deficient introduction of the flue gas is also avoided, so that the flue gas treatment efficiency is too low; a fire retardant valve 43 is arranged on the gas collecting pipe 4, and flame generated during quenching is prevented from spreading along the pipeline through the fire retardant valve 43, so that internal devices are protected from being burnt.
The gas-liquid separation layer 11 is provided with a gas flow distribution plate 111, the gas flow distribution plate 111 is provided with a gas-liquid separation net 112, the gas-liquid separation net 112 is provided with a plurality of overlapped corrugated nets, a certain gap is reserved between every two adjacent corrugated nets, when the flue gas passes through the gas-liquid separation net 112, the oxidizing liquid in the flue gas is blocked by the gas-liquid separation net 112, and the oxidizing liquid accumulates on the gas-liquid separation net 112 to form liquid beads and then falls back into the reaction layer 12 below. The bottom slope of reaction layer 12 sets up, and blow off pipe 122 is installed in the lower one end in the bottom of reaction layer 12, through the bottom slope setting of reaction layer 12, concentrates the waste liquid after will reacting to blow off pipe 122 place one side and discharges, avoids having the waste liquid to remain in the reaction layer.
Flue gas treatment chamber 1 still includes sprays layer 13, sprays layer 13 and is located between gas-liquid separation layer 11 and reaction layer 12, is provided with spray thrower 131 in spraying layer 13, and spray thrower 131 is through shower 132 and reaction layer 12 intercommunication, installs water pump 133 on shower 132. The sprayer 131 comprises a spray disk, a plurality of atomizing nozzles with water outlets facing the reaction layer 12 are mounted on the spray disk, the solution in the reaction layer 12 is sprayed above the reaction layer 12 through a water pump 133 and a spray pipe 132, so that the flue gas can still be contacted with the oxidizing solution after being separated from the reaction layer 12, the reaction time of the carbon hydride in the flue gas and the oxidant is prolonged, and the discharged flue gas is further ensured to be pollution-free.
Be provided with agitating unit 6 in the reaction layer 12, agitating unit 6 is connected with the motor 62 of installing in the outer wall of flue gas treatment chamber 1 including extending to the stirring paddle 61 of reaction layer 12, stirring paddle 61 through the motor 62 drive stirring paddle 61 stirring oxidizing solution in reaction layer 12 for the oxidation reaction of hydrocarbon and oxidant has improved the efficiency that the flue gas was handled. The medicine inlet pipe 121 is connected with the medicine proportioning box 7, the medicine pump 71 and the flow meter 72 are installed on the medicine inlet pipe 121, medicine liquid in the medicine proportioning box 7 is sent into the reaction layer 12 through the medicine pump 71, and the volume of the medicine liquid flowing into the reaction layer 12 is controlled through the flow meter 72, so that waste of the medicine liquid is avoided. The top of flue gas treatment chamber 1 is installed the access cover equally, and the access cover passes through the sealing washer and is sealed with flue gas treatment chamber 1, and when the part in flue gas treatment chamber 1 appeared damaging, the access cover can be opened and the part of maintaining or changing the damage.
It should be apparent to those skilled in the art that while the preferred embodiments of the present invention have been described, additional variations and modifications to those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. It is therefore intended that the following appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the utility model. It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the utility model. Thus, if such modifications and variations of the present invention fall within the scope of the machine equivalent technology of the claims of the present invention, it is intended that the present invention also include such modifications and variations.
Claims (8)
1. The flue gas treatment device for quenching is characterized by comprising a flue gas treatment chamber (1), wherein the gas inlet end of the flue gas treatment chamber (1) is connected with a degreasing chamber (3) through a gas inlet pipe (2), the degreasing chamber (3) comprises a shell (31), a collection block (32) is installed in the shell (31), a plurality of caulking grooves (33) are formed in the collection block (32), an oil absorption sponge (34) is arranged in each caulking groove (33), the gas inlet end of the degreasing chamber (3) is connected with a smoke collection hood (5) through a gas collection pipe (4), a centrifugal fan (41) is installed on the gas collection pipe (4), the flue gas treatment chamber (1) comprises a gas-liquid separation layer (11) and a reaction layer (12), the gas inlet pipe (2) is communicated to the reaction layer (12), and a chemical inlet pipe (121) and a sewage discharge pipe (122) are respectively arranged at the top and the bottom of the reaction layer (12), and an air outlet pipe (10) is arranged at the top of the flue gas treatment chamber (1).
2. The flue gas treatment device for quenching as claimed in claim 1, wherein a gas flow distribution plate (111) is arranged on the gas-liquid separation layer (11), and a gas-liquid separation net (112) is arranged on the gas flow distribution plate (111).
3. The flue gas treatment device for quenching as claimed in claim 1, wherein an air volume regulating valve (42) is installed on the gas collecting pipe (4).
4. The flue gas treatment device for quenching as claimed in claim 1, wherein a fire retardant valve (43) is mounted on the gas collecting pipe (4).
5. The flue gas treatment device for quenching as claimed in claim 1, wherein the bottom of the reaction layer (12) is inclined, and the drain pipe (122) is installed at the lower end of the bottom of the reaction layer (12).
6. The flue gas treatment device for quenching as claimed in claim 1, wherein the flue gas treatment chamber (1) further comprises a spraying layer (13), the spraying layer (13) is located between the gas-liquid separation layer (11) and the reaction layer (12), a sprayer (131) is arranged in the spraying layer (13), the sprayer (131) is communicated with the reaction layer (12) through a spraying pipe (132), and a water pump (133) is arranged on the spraying pipe (132).
7. The flue gas treatment device for quenching as claimed in claim 1, wherein a stirring device (6) is disposed in the reaction layer (12), the stirring device (6) comprises a stirring paddle (61) extending to the reaction layer (12), and the stirring paddle (61) is connected to a motor (62) mounted on an outer wall of the flue gas treatment chamber (1).
8. The flue gas treatment device for quenching as claimed in claim 1, wherein the chemical inlet pipe (121) is connected with a chemical proportioning box (7), and a chemical pump (71) and a flow meter (72) are mounted on the chemical inlet pipe (121).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627096.4U CN217015852U (en) | 2022-03-22 | 2022-03-22 | Flue gas processing apparatus for quenching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220627096.4U CN217015852U (en) | 2022-03-22 | 2022-03-22 | Flue gas processing apparatus for quenching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217015852U true CN217015852U (en) | 2022-07-22 |
Family
ID=82456277
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220627096.4U Expired - Fee Related CN217015852U (en) | 2022-03-22 | 2022-03-22 | Flue gas processing apparatus for quenching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217015852U (en) |
-
2022
- 2022-03-22 CN CN202220627096.4U patent/CN217015852U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220722 |