CN218864213U - Graphite quench tower for high-chlorine-content hazardous waste incineration - Google Patents
Graphite quench tower for high-chlorine-content hazardous waste incineration Download PDFInfo
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- CN218864213U CN218864213U CN202223330858.3U CN202223330858U CN218864213U CN 218864213 U CN218864213 U CN 218864213U CN 202223330858 U CN202223330858 U CN 202223330858U CN 218864213 U CN218864213 U CN 218864213U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/30—Technologies for a more efficient combustion or heat usage
Abstract
The utility model discloses a graphite quench tower for burning high chlorine-containing hazardous waste, which consists of a water weir, a spray contactor and a quench circulating tank which are sequentially communicated from top to bottom, wherein the top of the water weir is provided with a flue gas inlet, and the top of one side of the quench circulating tank is provided with a flue gas outlet; one side of the spray contactor is provided with a circulating cooling water inlet and a circulating cooling water outlet; at least one layer of a plurality of spray guns are respectively arranged on the peripheries of the spray contactor and the quenching circulating tank in a penetrating way; the bottom of the quenching circulating tank is provided with a sewage draining outlet. The utility model discloses a two-layer structure of weir, spraying contactor and many spray guns of rapid cooling circulation jar arrange, spraying contactor's water jacket form and rapid cooling circulation mouth's setting can improve rapid cooling efficiency well, prevent the formation of dioxin, avoid causing corruption and damage to the quench tower, prolonged the life of quench tower.
Description
Technical Field
The utility model relates to a chemical industry environmental protection equipment technical field especially relates to a graphite quench tower that is used for high chlorine danger to burn useless.
Background
In prior art, to the high temperature flue gas that the useless burning of danger produced, in order to prevent to produce the dioxin, often adopt quench tower to cool down the required temperature of follow-up gas cleaning unit with the high temperature flue gas rapid cooling. However, for high-temperature flue gas generated by high-chlorine-content hazardous waste incineration, the flue gas contains a large amount of acidic substances such as hydrogen chloride and the like, so that the corrosion and the damage to the quench tower can be caused, and the service life of the quench tower can be shortened after the quench tower is operated for a long time. In addition, in the actual operation process, the quenching tower is difficult to quench and cool the high-temperature flue gas to a specific temperature, and the due quenching and cooling efficiency cannot be achieved.
The technical personnel in this technical field are dedicated to develop a graphite quench tower for the incineration of high chlorine containing hazardous wastes to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
In view of the above-mentioned defect of prior art, the technical purpose of the utility model is to provide a graphite quench tower that high chlorine danger was burnt useless solves the technical problem that present quench tower life is short, rapid cooling inefficiency.
In order to realize the technical purpose, the utility model provides a graphite quench tower for high chlorine content hazardous waste incineration, which consists of a water weir, a spray contactor and a quench circulating tank which are sequentially communicated from top to bottom, wherein the top of the water weir is provided with a flue gas inlet, and the top of one side of the quench circulating tank is provided with a flue gas outlet;
one side of the spray contactor is provided with a circulating cooling water inlet and a circulating cooling water outlet;
at least one layer of a plurality of spray guns are respectively arranged on the peripheries of the spray contactor and the quenching circulating tank in a penetrating way;
and a sewage draining outlet is formed in the bottom of the quenching circulating tank.
Preferably, the water weir consists of two layers of carbon steel layers lined with graphite layers, a gap is arranged between the carbon steel layers and the graphite layers, and water and air are filled in the gap.
Preferably, a water filling port is arranged on the water weir.
Preferably, the spray contactor is composed of a water jacket lining graphite layer two-layer structure.
Preferably, the output end of each layer of the spray guns is arranged towards the center of the quenching tower, and the distances among the spray guns in each layer are the same.
Preferably, a quench circulation port is arranged at the bottom of one side of the quench circulation tank.
Preferably, a water filling port is arranged on one side of the quenching circulating tank.
The utility model has the advantages that:
due to the structural design, the utility model can well improve the quenching and cooling efficiency, prevent the generation of dioxin, avoid the corrosion and damage to the quench tower and prolong the service life of the quench tower by the two-layer structure of the water weir, the arrangement of a plurality of spray guns of the spray contactor and the quenching circulating tank, the water jacket form of the spray contactor and the arrangement of the quenching circulating port;
graphite material and the filler setting of water weir through water weir and spray contactor avoid high temperature perchloric flue gas to the corruption and the damage of quench tower, further prolong quench tower's life.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a view showing a structure of a top view arrangement of the spray gun of fig. 1.
In the figure: 1 weir, 2 spraying contactor, 3 rapid cooling circulation tank, 4 flue gas inlet, 5 flue gas outlet, 6 first layer spray gun, 7 second layer spray gun, 8 third layer spray gun, 9 fourth layer spray gun, 10 fifth layer spray gun, 11 rapid cooling circulation port, 12 circulating cooling water outlet, 13 circulating cooling water inlet, 14 water filling port and 15 sewage outlet.
Detailed Description
The conception, the specific structure and the technical effects produced by the present invention will be further described with reference to the accompanying drawings, so as to fully understand the objects, the features and the effects of the present invention.
Example (b):
as shown in figure 1, the graphite quenching tower for high-chlorine-content hazardous waste incineration is composed of a water weir 1, a spray contactor 2 and a quenching circulating tank 3 which are sequentially communicated from top to bottom, wherein a flue gas inlet 4 is formed in the top of the water weir 1, a flue gas outlet 5 is formed in the top of one side of the quenching circulating tank 3, high-temperature and high-chlorine flue gas generated by high-chlorine-content hazardous waste incineration enters from the flue gas inlet 4, and low-temperature flue gas after quenching is discharged from the flue gas outlet 5.
The water weir 1 is composed of a carbon steel layer internally lined with a graphite layer, a gap is arranged between the carbon steel layer and the graphite layer, and water and air are filled in the gap to separate high-temperature flue gas from the flue wall so as to avoid direct contact of the high-temperature flue gas; the water weir 1 is provided with a water filling port, and water overflows to form a water curtain to separate high-temperature flue gas from graphite and take away heat of the flue gas.
Spray contactor 2 comprises two-layer structure of water jacket inside lining graphite layer, and recirculated cooling water import 13 and recirculated cooling water export 12 are connected to the water jacket, and recirculated cooling water export 12 is in recirculated cooling water import 13's top, and the form of water jacket guarantees that the spray gun can not cause the quench tower to damage when the short time stops spraying water, improves the reliability of quench tower.
At least one layer of a plurality of spray guns are respectively arranged on the peripheries of the spray contactor 2 and the quenching circulating tank 3 in a penetrating way; wherein, the spray contactor 2 adopts four layers of annular spray guns evenly arranged on the outer wall of the spray contactor, and a first layer of spray gun 6, a second layer of spray gun 7, a third layer of spray gun 8 and a fourth layer of spray gun 9 are respectively arranged from top to bottom and are respectively connected with a process water gap; the quenching circulating tank 3 adopts a layer of annular fifth layer spray guns 10 uniformly arranged on the outer wall of the quenching circulating tank, and the arrangement mode of the fifth layer spray guns 10 is the same as that of the first layer spray gun 6, the second layer spray gun 7, the third layer spray gun 8 and the fourth layer spray gun 9.
The fifth layer spray gun 10 is also connected with a process water gap, can spray atomized water to further spray and cool the flue gas, prevents the high-temperature damage of the quenching circulating tank, and simultaneously absorbs acid group substances in the high-chlorine flue gas to form acid solution.
In some embodiments, as shown in fig. 2, the spray guns in each layer (the first layer spray gun 6, the second layer spray gun 7, the third layer spray gun 8, the fourth layer spray gun 9 and the fifth layer spray gun 10) are arranged at an interval of 45 °, the spraying direction faces to the center of the quenching tower, and 8 spray guns are respectively arranged in one layer, so that a large amount of atomized water can be sprayed, the atomized water is fully contacted with the flue gas to instantly cool the flue gas, and the generation of dioxin is prevented while the quenching tower is protected; the gun head of the spray gun is made of silicon carbide filled polytetrafluoroethylene, so that the spray gun has better corrosion resistance and high temperature resistance, and the damage of high-temperature and high-chlorine flue gas to the spray gun is avoided.
In other embodiments, a quenching circulation port 11 is arranged at the bottom of one side of the quenching circulation tank 3, the acid solution sprayed by the fifth-layer spray gun 10 passes through the quenching circulation port 11, can be conveyed to a graphite heat exchanger through a quenching pump, is circulated to the water weir 1, the spray contactor 2 and the quenching circulation tank 3 after heat exchange, and is sprayed again for cooling and absorption.
In other embodiments, the bottom of the quenching circulating tank 3 is provided with a sewage outlet 15, and when the concentration of the acid solution reaches 20%, the acid solution is conveyed to the sewage outlet 15 for sewage disposal; a water filling port 14 is arranged at one side of the quenching circulating tank 3, and an automatic water replenishing valve is arranged at the water filling port 14 of the quenching circulating tank 3 to control the liquid level.
In conclusion, the utility model has high cooling efficiency and prevents the generation of dioxin; the corrosion and the damage of the high-temperature and high-chlorine flue gas to the quench tower are avoided, and the service life of the quench tower is prolonged.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the principles of this invention without the use of inventive faculty. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (7)
1. The utility model provides a graphite quench tower that is used for useless incineration of high chlorine containing danger, this quench tower comprises from last weir, spray contactor and the rapid cooling circulation jar that feeds through the setting down in proper order, its characterized in that: a flue gas inlet is formed in the top of the water weir, and a flue gas outlet is formed in the top of one side of the quenching circulating tank;
a circulating cooling water inlet and a circulating cooling water outlet are formed in one side of the spray contactor;
at least one layer of a plurality of spray guns are respectively arranged on the peripheries of the spray contactor and the quenching circulating tank in a penetrating way;
and a sewage draining outlet is formed in the bottom of the quenching circulating tank.
2. The graphite quenching tower for incineration of high chlorine-containing hazardous waste as claimed in claim 1, characterized in that: the water weir is composed of a carbon steel layer and a graphite layer lined in the carbon steel layer, a gap is formed between the carbon steel layer and the graphite layer, and water and air are filled in the gap.
3. The graphite quenching tower for incineration of high chlorine-containing hazardous waste as claimed in claim 1 or 2, characterized in that: and a water filling port is arranged on the water weir.
4. The graphite quenching tower for high chlorine content hazardous waste incineration as claimed in claim 3, characterized in that: the spray contactor is composed of a water jacket lining graphite layer and a two-layer structure.
5. The graphite quenching tower for high chlorine content hazardous waste incineration as claimed in claim 4, characterized in that: the output end of each layer of the spray gun faces to the center of the quenching tower, and the distances among the spray guns in each layer are the same.
6. The graphite quenching tower for incineration of high chlorine-containing hazardous waste as claimed in claim 5, characterized in that: and a quenching circulating port is formed at the bottom of one side of the quenching circulating tank.
7. The graphite quenching tower for high chlorine content hazardous waste incineration as claimed in claim 6, characterized in that: and a water filling port is arranged on one side of the quenching circulating tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330858.3U CN218864213U (en) | 2022-12-13 | 2022-12-13 | Graphite quench tower for high-chlorine-content hazardous waste incineration |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330858.3U CN218864213U (en) | 2022-12-13 | 2022-12-13 | Graphite quench tower for high-chlorine-content hazardous waste incineration |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218864213U true CN218864213U (en) | 2023-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223330858.3U Active CN218864213U (en) | 2022-12-13 | 2022-12-13 | Graphite quench tower for high-chlorine-content hazardous waste incineration |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218864213U (en) |
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2022
- 2022-12-13 CN CN202223330858.3U patent/CN218864213U/en active Active
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