CN220355429U - Corrosion-resistant quenching tower and hazardous waste incineration system - Google Patents
Corrosion-resistant quenching tower and hazardous waste incineration system Download PDFInfo
- Publication number
- CN220355429U CN220355429U CN202321985552.3U CN202321985552U CN220355429U CN 220355429 U CN220355429 U CN 220355429U CN 202321985552 U CN202321985552 U CN 202321985552U CN 220355429 U CN220355429 U CN 220355429U
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- Prior art keywords
- tower
- sheath
- spray gun
- pipe
- spray
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- 238000010791 quenching Methods 0.000 title claims abstract description 26
- 238000005260 corrosion Methods 0.000 title claims description 22
- 230000007797 corrosion Effects 0.000 title claims description 16
- 239000002920 hazardous waste Substances 0.000 title claims description 12
- 230000000171 quenching effect Effects 0.000 title claims description 10
- 238000004056 waste incineration Methods 0.000 title claims description 9
- 239000007921 spray Substances 0.000 claims abstract description 67
- 238000005507 spraying Methods 0.000 claims abstract description 15
- 238000000889 atomisation Methods 0.000 claims description 21
- 239000000779 smoke Substances 0.000 claims description 16
- 238000006386 neutralization reaction Methods 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 12
- 238000007789 sealing Methods 0.000 claims description 3
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 abstract description 21
- 239000003546 flue gas Substances 0.000 abstract description 21
- 239000000463 material Substances 0.000 abstract description 3
- 238000002485 combustion reaction Methods 0.000 description 4
- 239000007789 gas Substances 0.000 description 4
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- HGUFODBRKLSHSI-UHFFFAOYSA-N 2,3,7,8-tetrachloro-dibenzo-p-dioxin Chemical compound O1C2=CC(Cl)=C(Cl)C=C2OC2=C1C=C(Cl)C(Cl)=C2 HGUFODBRKLSHSI-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 231100001234 toxic pollutant Toxicity 0.000 description 2
- BWGNESOTFCXPMA-UHFFFAOYSA-N Dihydrogen disulfide Chemical compound SS BWGNESOTFCXPMA-UHFFFAOYSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 229910001385 heavy metal Inorganic materials 0.000 description 1
- 239000002906 medical waste Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 1
- 235000017557 sodium bicarbonate Nutrition 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002910 solid waste Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Gas Separation By Absorption (AREA)
Abstract
The utility model provides an anticorrosive quench tower, includes tower body, atomizing part, the inner wall of tower body is equipped with atomizing part, atomizing part includes sheath, spray gun, be equipped with the spraying hole on the sheath, the spray gun is built-in the sheath, the spray gun produces the spraying, the spraying passes through the spraying hole and gets into the tower body inside, through addding the sheath that anticorrosive material made, keeps apart flue gas and spray gun effectively, has avoided the corruption of spray gun, still proposes a danger useless incineration system.
Description
Technical Field
The utility model relates to the technical field of dangerous waste incineration equipment, in particular to an anti-corrosion quenching tower and a dangerous waste incineration system.
Background
Hazardous waste refers to solid waste with hazardous characteristics listed in the national hazardous waste directory or identified according to the national hazardous waste identification standards and methods. The hazardous waste is mainly incinerated to be treated, a large amount of flue gas is generated after the hazardous waste is incinerated, and the flue gas contains solid particles, acid gas and heavy metal and also contains organic highly toxic pollutants such as dioxin. In order to avoid the generation of organic highly toxic pollutants such as dioxin, the burnt flue gas is mostly rapidly cooled by a quenching tower.
The Chinese patent with the publication number of CN112984515B discloses a multistage atomization spray gun, a quenching tower and a waste salt recycling system, wherein the multistage atomization spray gun comprises: the inner gun wall, the outer gun wall, the first atomization ring, the diversion cone, the second atomization ring, the rotary nozzle and the like; one end of the inner gun wall is a liquid inlet, the other end of the inner gun wall is a structure which is in transition from small diameter to large diameter, a flow dividing cone is arranged in the large diameter section of the inner gun wall, and a gap is formed between the flow dividing cone and the inner gun wall to form a first atomization turbulent flow region; the end part of the large-diameter section of the inner gun wall is coaxially connected with a second atomization ring, and a second atomization turbulent flow region is formed in the area surrounded by the second atomization ring; the output port of the second atomization ring is connected with a rotary nozzle for spraying the atomized liquid drops with the second fineness in a divergent manner.
Because the flue gas is usually corrosive, although the atomization performance of the multistage atomization spray gun is greatly improved, the corrosion resistance of the multistage atomization spray gun is not solved, and the surface of the multistage atomization spray gun is corroded by contact with the flue gas in the operation process of the multistage atomization spray gun, so that the replacement cost of the multistage atomization spray gun is higher.
Disclosure of Invention
In view of the above, there is a need for an anti-corrosion quench tower that addresses the above-described deficiencies.
It is also necessary to propose a hazardous waste incineration system.
The utility model provides an anticorrosive quench tower, includes tower body, atomizing part, the inner wall of tower body is equipped with atomizing part, atomizing part includes sheath, spray gun, be equipped with the spraying hole on the sheath, the spray gun is built-in the sheath, the spray gun produces the spraying, the spraying passes through the spraying hole and gets into the tower body inside.
Preferably, at least two atomizing parts are arranged, and the atomizing parts are uniformly distributed along the circumferential direction of the tower body.
Preferably, the sheath is one end open end one end confined barrel, the open end and the tower body sealing connection of sheath, the tower body is kept away from to the closed one end of sheath, the lateral wall of sheath is located to the spraying hole, the directional tower body bottom of spraying hole is seted up, the spraying hole is close to the closed one end of sheath and is seted up.
Preferably, the spray gun comprises an inner pipe and an outer pipe, wherein the inner pipe is embedded in the outer pipe, and an outlet of the outer pipe is opposite to the spray hole.
Preferably, the inner tube is coaxial with the outer tube, the outer diameter of the inner tube being smaller than the inner diameter of the outer tube.
Preferably, the spray gun further comprises an end cover, the end cover is buckled at the outlet of the outer tube, and the end cover is hollowed out.
Preferably, a mounting hole is formed in the side wall of the tower body, the mounting hole and the sheath are coaxially arranged, the diameter of the mounting hole is larger than the outer diameter of the outer tube, and the diameter of the mounting hole is smaller than the inner diameter of the sheath.
Preferably, the spray gun further comprises a flange, the flange is coaxially sleeved on the outer wall of the outer tube, the flange is connected through the outer wall of the tower body, the diameter of the flange is larger than that of the mounting hole, and the flange is coaxial with the mounting hole.
Preferably, the spray gun further comprises an air pipe and a water pipe, wherein the outlet of the air pipe is connected with the inlet of the inner pipe, the inlet of the air pipe is connected with the air source, the outlet of the water pipe is connected with the inlet of the outer pipe, and the inlet of the water pipe is connected with the water source.
The utility model provides a danger useless incineration system, includes anticorrosive quench tower, neutralization tower, is equipped with first flue gas entry at the top of tower body, locates first flue gas export in the bottom of tower body, is equipped with the second flue gas entry in the bottom of neutralization tower, is equipped with the second flue gas export at the top of neutralization tower, first flue gas export is connected with the second flue gas entry.
The utility model has the beneficial effects that: by additionally arranging the sheath made of the corrosion-resistant material, the smoke is effectively isolated from the spray gun, and the corrosion of the spray gun is avoided.
Drawings
FIG. 1 is an enlarged view of a portion of the quench tower.
Fig. 2 is a schematic structural view of the spray gun.
Fig. 3 is a partial schematic view of the spray gun.
Fig. 4 is a schematic diagram of a partial structure of the hazardous waste incineration system.
In the figure: quench tower 10, body 11, atomizing unit 12, jacket 121, spray orifice 1211, spray gun 122, inner tube 1221, outer tube 1222, end cap 1223, flange 1224, and neutralization tower 20.
Description of the embodiments
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Referring to fig. 1, an embodiment of the present utility model provides an anti-corrosion quench tower 10, which comprises a tower body 11 and an atomization component 12, wherein the atomization component 12 is arranged on the inner wall of the tower body 11, the atomization component 12 comprises a sheath 121 and a spray gun 122, a spray hole 1211 is arranged on the sheath 121, the spray gun 122 is arranged in the sheath 121, the spray gun 122 generates spray, and the spray enters the interior of the tower body 11 through the spray hole 1211.
Illustratively, the tower 11 is a cylindrical body with a cylindrical upper portion and a conical lower portion.
The utility model has the beneficial effects that: by adding the sheath 121 made of the corrosion-resistant material, the smoke is effectively isolated from the spray gun 122, and the corrosion of the spray gun 122 is avoided.
Referring to fig. 1, further, at least two atomizing members 12, the atomizing members 12 are uniformly distributed along the circumferential direction of the tower 11.
Referring to fig. 1, further, the sheath 121 is a cylinder with one end open and one end closed, the open end of the sheath 121 is in sealing connection with the tower 11, the closed end of the sheath 121 is far away from the tower 11, the spray hole 1211 is arranged on the side wall of the sheath 121, the spray hole 1211 is arranged at the bottom of the tower 11, and the spray hole 1211 is arranged near the closed end of the sheath 121.
Referring to fig. 2, further, spray gun 122 includes an inner tube 1221, an outer tube 1222, the inner tube 1221 being embedded in the outer tube 1222, the outlet of the outer tube 1222 being disposed directly opposite the spray orifice 1211.
Illustratively, the length of the outer tube 1222 is greater than the length of the inner tube 1221.
Illustratively, the outlet end face of lance 122 is higher than the upper end face of spray orifice 1211, and lance 122 does not contact the flue gas within tower 11. And the spray of the spray gun 122 is injected into the tower body 11 from the spray hole 1211, so that the blocking effect can be formed, the flue gas in the tower body 11 is prevented from entering the sheath 121, and the spray gun 122 is prevented from being corroded by the flue gas.
Referring to fig. 3, further, inner tube 1221 is coaxial with outer tube 1222, with an outer diameter of inner tube 1221 being smaller than an inner diameter of outer tube 1222.
Illustratively, the inner tube 1221 and the outer tube 1222 are both L-shaped, compressed gas is introduced into the inner tube 1221, high-pressure fluid is introduced into the outer tube 1222, and experiments show that the dual fluid design spray gun 122 nested by the L-shaped inner and outer tubes 1222 of the present embodiment has the advantage of good fogging performance.
Referring to fig. 3, further, the spray gun 122 further includes an end cover 1223, the end cover 1223 is fastened to the outlet of the outer tube 1222, and the end cover 1223 is hollowed out.
Referring to fig. 1, further, a mounting hole is formed in a sidewall of the tower 11, the mounting hole is coaxially disposed with the sheath 121, a diameter of the mounting hole is larger than an outer diameter of the outer tube 1222, and a diameter of the mounting hole is smaller than an inner diameter of the sheath 121.
Illustratively, the outer tube 1222 has an outer diameter less than the inner diameter of the sheath 121, the outer tube 1222 including a horizontal section and a vertical section, the diameter of the mounting hole being greater than the length of the vertical section. The outer tube 1222 is inserted into and withdrawn from the sheath 121 through the mounting hole, facilitating disassembly.
Referring to fig. 2, further, the spray gun 122 further includes a flange 1224, the flange 1224 is coaxially mounted on the outer wall of the outer tube 1222, the flange 1224 is connected through the outer wall of the tower 11, the diameter of the flange 1224 is larger than the diameter of the mounting hole, and the flange 1224 is coaxial with the mounting hole.
The spray gun 122 of this embodiment is designed and assembled conveniently, and two spray guns 122 are adopted, and one spray gun 122 can still work normally under the condition of failure, and the failed spray gun 122 can be replaced without stopping.
Referring to fig. 2, further, the lance 122 also includes an air tube, the outlet of which is connected to the inlet of the inner tube 1221, the inlet of which is connected to an air source, the outlet of which is connected to the inlet of the outer tube 1222, and the inlet of which is connected to a water source.
Illustratively, the air source is an air compressor and the water source is a water pump connected to the water tank.
Referring to fig. 4, the embodiment of the utility model provides a hazardous waste incineration system, which comprises an anti-corrosion quenching tower 10 and a neutralization tower 20, wherein a first flue gas inlet is formed in the top of a tower body 11, a first flue gas outlet is formed in the bottom of the tower body 11, a second flue gas inlet is formed in the bottom of the neutralization tower 20, a second flue gas outlet is formed in the top of the neutralization tower 20, and the first flue gas outlet is connected with the second flue gas inlet.
The hazardous waste incineration system further comprises a rotary kiln, a secondary combustion chamber, an air-cooled heat exchanger, a cloth bag dust remover and a chimney, medical waste firstly enters the rotary kiln for combustion, smoke containing organic matters enters the secondary combustion chamber for continuous combustion, the smoke enters the air-cooled heat exchanger for cooling, the smoke enters the quenching tower 10 from a first smoke inlet, flows downwards together with spray in the quenching tower 10 for further cooling, liquid sodium hydroxide is contained in the spray so as to absorb acid gases such as carbon dioxide and hydrogen disulfide, the smoke enters the neutralization tower 20 again, the smoke contacts the smoke from top to bottom in the neutralization tower 20, the sodium bicarbonate powder further absorbs the acid gases, and finally the smoke is discharged from the chimney after reaching the standard after dust removal through the cloth bag.
The modules or units in the device of the embodiment of the utility model can be combined, divided and deleted according to actual needs.
The foregoing disclosure is illustrative of the preferred embodiments of the present utility model, and is not to be construed as limiting the scope of the utility model, as it is understood by those skilled in the art that all or part of the above-described embodiments may be practiced with equivalents thereof, which fall within the scope of the utility model as defined by the appended claims.
Claims (10)
1. A corrosion resistant quench tower, characterized by: the spray gun comprises a tower body and an atomization component, wherein the atomization component is arranged on the inner wall of the tower body, the atomization component comprises a sheath and a spray gun, a spray hole is formed in the sheath, the spray gun is arranged in the sheath, the spray gun generates spray, and the spray enters the tower body through the spray hole.
2. The corrosion resistant quench tower of claim 1, wherein: the at least two atomizing parts, atomizing part is along the circumference equipartition of tower body.
3. The corrosion resistant quench tower of claim 1, wherein: the utility model discloses a tower, including the sheath, the sheath is one end open end one end confined barrel, the open end and the tower sealing connection of sheath, the tower is kept away from to the closed one end of sheath, the lateral wall of sheath is located to the spraying hole, the directional tower bottom of spraying hole is seted up, the spraying hole is close to the closed one end of sheath and is seted up.
4. The corrosion resistant quench tower of claim 1, wherein: the spray gun comprises an inner pipe and an outer pipe, wherein the inner pipe is embedded in the outer pipe, and an outlet of the outer pipe is opposite to the spray hole.
5. The corrosion resistant quench tower of claim 4, wherein: the inner tube is coaxial with the outer tube, and the outer diameter of the inner tube is smaller than the inner diameter of the outer tube.
6. The corrosion resistant quench tower of claim 4, wherein: the spray gun also comprises an end cover, wherein the end cover is buckled at the outlet of the outer tube, and the end cover is hollowed out.
7. The corrosion resistant quench tower of claim 4, wherein: the side wall of the tower body is provided with a mounting hole, the mounting hole and the sheath are coaxially arranged, the diameter of the mounting hole is larger than the outer diameter of the outer tube, and the diameter of the mounting hole is smaller than the inner diameter of the sheath.
8. The corrosion resistant quench tower of claim 7, wherein: the spray gun also comprises a flange, the flange is coaxially sleeved on the outer wall of the outer tube, the flange is connected with the outer wall of the tower body, the diameter of the flange is larger than that of the mounting hole, and the flange is coaxial with the mounting hole.
9. The corrosion resistant quench tower of claim 4, wherein: the spray gun also comprises an air pipe and a water pipe, wherein the outlet of the air pipe is connected with the inlet of the inner pipe, the inlet of the air pipe is connected with an air source, the outlet of the water pipe is connected with the inlet of the outer pipe, and the inlet of the water pipe is connected with a water source.
10. A hazardous waste incineration system is characterized in that: the anti-corrosion quenching tower and neutralization tower comprise the anti-corrosion quenching tower and the neutralization tower as claimed in claim 1, wherein a first smoke inlet is arranged at the top of the tower body, a first smoke outlet is arranged at the bottom of the tower body, a second smoke inlet is arranged at the bottom of the neutralization tower, a second smoke outlet is arranged at the top of the neutralization tower, and the first smoke outlet is connected with the second smoke inlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985552.3U CN220355429U (en) | 2023-07-26 | 2023-07-26 | Corrosion-resistant quenching tower and hazardous waste incineration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321985552.3U CN220355429U (en) | 2023-07-26 | 2023-07-26 | Corrosion-resistant quenching tower and hazardous waste incineration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220355429U true CN220355429U (en) | 2024-01-16 |
Family
ID=89476400
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321985552.3U Active CN220355429U (en) | 2023-07-26 | 2023-07-26 | Corrosion-resistant quenching tower and hazardous waste incineration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220355429U (en) |
-
2023
- 2023-07-26 CN CN202321985552.3U patent/CN220355429U/en active Active
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| GR01 | Patent grant |