CN209960519U - Catalytic combustion exhaust gas purification device - Google Patents
Catalytic combustion exhaust gas purification device Download PDFInfo
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- CN209960519U CN209960519U CN201920739245.4U CN201920739245U CN209960519U CN 209960519 U CN209960519 U CN 209960519U CN 201920739245 U CN201920739245 U CN 201920739245U CN 209960519 U CN209960519 U CN 209960519U
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- pipeline
- heat exchanger
- catalytic combustion
- gas purification
- exhaust gas
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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
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- Exhaust Gas Treatment By Means Of Catalyst (AREA)
- Incineration Of Waste (AREA)
Abstract
The utility model discloses a catalytic combustion exhaust gas purification device. The device comprises a heat exchanger, wherein the heat exchanger is connected with a heating chamber, the heating chamber is connected with a catalytic chamber, the catalytic chamber is connected with the heat exchanger, the heat exchanger is connected with an air cooler, and the air cooler is connected with an adsorption chamber. The utility model provides a current exhaust gas purification device the higher problem of energy consumption when handling waste gas.
Description
Technical Field
The utility model relates to an environmental protection equipment technical field, concretely relates to catalytic combustion exhaust gas purification device.
Background
Waste gas refers to a general term of various pollutant-containing gases discharged into air in the process of fuel combustion and production processes in an enterprise factory, and the substances enter human bodies through different ways and respiratory tracts, some substances are directly harmful, some substances have an accumulation effect, and can seriously harm the health of people, and different substances have different influences.
Waste gas discharged in industrial production often has harmful effects on environment and human health, and before being discharged into the atmosphere, purification measures are taken to process the waste gas so that the waste gas meets the requirements of waste gas discharge standards, and the process is called waste gas purification, while the energy consumption of the existing waste gas purification device is higher when the waste gas is treated.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a catalytic combustion exhaust gas purification device, can solve the higher problem of energy consumption of current exhaust gas purification device when handling waste gas.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:
a catalytic combustion waste gas purification device comprises a heat exchanger, wherein the heat exchanger is connected with a heating chamber, the heating chamber is connected with a catalytic chamber, the catalytic chamber is connected with the heat exchanger, the heat exchanger is connected with an air cooler, the air cooler is connected with an adsorption chamber, the heat exchanger comprises a first pipeline for low-temperature gas to pass through and a second pipeline for high-temperature gas to pass through, one end of the first pipeline is connected with a waste gas source, the other end of the first pipeline is connected with the heating chamber, one end of the second pipeline is connected with the catalytic chamber, the other end of the second pipeline is connected with the air cooler, the second pipeline radially penetrates through the first pipeline along the first pipeline, the second pipeline comprises a wing plate for contacting the low-temperature gas, the part of the second pipeline, which is positioned in the first pipeline, of the wing plate extends along the flowing direction of the low-temperature gas on the peripheral, the width of the wing plate is gradually reduced.
Preferably, the number of the second pipelines is two, and the inner diameter of the second pipeline is half of that of the first pipeline.
Preferably, the number of the wing plates is at least two, the maximum width of the wing plates is not more than the inner diameter of the first pipeline, and the maximum width of the wing plates is not less than the outer diameter of the second pipeline.
Preferably, an air inlet fan is arranged between the first pipeline and the waste gas source, an air inlet of the air inlet fan is connected with the waste gas source, and an air outlet of the air inlet fan is connected with the first pipeline.
Preferably, the adsorption chamber is connected with an exhaust fan, an air inlet of the exhaust fan is connected with the adsorption chamber, and an air outlet of the exhaust fan is connected with an air outlet chimney.
Preferably, a refrigerating machine is arranged between the air cooler and the adsorption chamber, and an air inlet of the refrigerating machine is connected with the air cooler and an air outlet of the refrigerating machine is connected with the adsorption chamber.
The utility model discloses a catalytic combustion exhaust gas purification device has following advantage:
the low temperature waste gas of treating the purification in high temperature gas and the heat exchanger carries out the heat exchange, has realized high temperature gas's cooling in advance on the one hand, is favorable to high temperature gas cooling and quick discharge, and on the other hand has realized treating preheating of the low temperature waste gas of purifying, is favorable to treating the rapid heating of the low temperature waste gas of purifying.
After the waste gas is oxidized, decomposed and released heat, the waste gas is subjected to heat transfer and exchange by the heat exchanger and is discharged by the exhaust chimney after reaching the standard, so that the heat utilization efficiency is improved, and the optimal energy-saving effect is achieved.
The wing plates extend along the flowing direction of the low-temperature gas on the peripheral side wall of the second pipeline, and the width of the wing plates is gradually reduced in the flowing direction of the low-temperature gas. Thereby forming streamline, reducing the resistance of the wing plate to the low-temperature gas and ensuring the smooth passing of the low-temperature gas.
The wing plates are at least two, the maximum width of the wing plates is not larger than the inner diameter of the first pipeline, and the maximum width of the wing plates is not smaller than the outer diameter of the second pipeline. To increase the contact area sufficiently without clogging the first conduit.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a block diagram of an embodiment of the present invention;
FIG. 2 is a sectional view of a heat exchanger in an embodiment of the present invention;
fig. 3 is a cross-sectional view of a heat exchanger according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 3, the embodiment of the utility model provides a catalytic combustion exhaust gas purification device, including heat exchanger 2, heat exchanger 2 is connected with heating chamber 3, and heating chamber 3 is connected with catalysis room 1, and heat exchanger 2 is connected to catalysis room 1, and heat exchanger 2 is connected with air cooler 4, and air cooler 4 is connected with adsorption chamber 6.
The low-temperature waste gas to be purified enters the heating chamber 3 from the heat exchanger 2, is electrically heated to 280 ℃ in the heating chamber 3, the heated high-temperature waste gas to be purified enters the catalytic chamber 1, is oxidized and decomposed by a catalyst, and the decomposed high-temperature gas enters the air cooler 2 through the heat exchanger 2 and is finally discharged through the adsorption chamber 6.
The low temperature waste gas of treating the purification in high temperature gas and the heat exchanger 2 carries out the heat exchange, has realized high temperature gas's cooling in advance on the one hand, is favorable to high temperature gas cooling and quick discharge, and on the other hand has realized treating preheating of the low temperature waste gas of purifying, is favorable to treating the rapid heating of the low temperature waste gas of purifying.
The heat exchanger 2 comprises a first pipeline 21 for low-temperature gas to pass through and a second pipeline 22 for high-temperature gas to pass through, one end of the first pipeline 21 is connected with an exhaust gas source, the other end of the first pipeline 21 is connected with the heating chamber 3, one end of the second pipeline 22 is connected with the catalytic chamber 1, and the other end of the second pipeline is connected with the air cooler 4.
The second pipe 22 passes through the first pipe 21 in a radial direction of the first pipe 21, and there are two second pipes 22, and an inner diameter of the second pipe 22 is half of an inner diameter of the first pipe 21. The heat exchange is ensured under the condition of ensuring the same air flow rate in and out.
The second duct 22 comprises flaps 23 for contacting the cryogenic gas, said flaps 23 being provided at the portion of the second duct 22 located inside the first duct 21. The high-temperature gas and the low-temperature gas are sufficiently heat-exchanged by the side wall of the second duct 22 and the wing plate 23.
The vanes 23 extend in the flow direction of the low-temperature gas on the outer peripheral side wall of the second duct 22, and the width of the vanes 23 gradually decreases in the flow direction of the low-temperature gas. Thereby forming a streamline shape, reducing the resistance of the wing plate 23 to the low-temperature gas and ensuring the smooth passing of the low-temperature gas.
The number of the wing plates 23 is at least two, the maximum width of the wing plates 23 is not more than the inner diameter of the first pipeline 21, and the maximum width of the wing plates 23 is not less than the outer diameter of the second pipeline 22. To increase the contact area sufficiently without clogging the first duct 21.
An air inlet fan is arranged between the first pipeline 21 and the waste gas source, an air inlet of the air inlet fan is connected with the waste gas source, and an air outlet of the air inlet fan is connected with the first pipeline 21. For assisting the rapid flow of exhaust gases.
The adsorption chamber 6 is connected with an exhaust fan 9, an air inlet of the exhaust fan 9 is connected with the adsorption chamber 6, and an exhaust port of the exhaust fan 9 is connected with an air outlet chimney. For helping the purified exhaust gas to be rapidly discharged.
A refrigerator 5 is arranged between the air cooler 4 and the adsorption chamber 6, and an air inlet of the refrigerator 5 is connected with the air cooler 4 and an air outlet is connected with the adsorption chamber 6. Used for further cooling the purified high-temperature gas.
The adsorption chamber 6 is of a vertical radial flow bed layer structure, and an activated carbon filter cylinder filled with columnar activated carbon is arranged in the adsorption chamber 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a catalytic combustion exhaust gas purification device, includes the heat exchanger, and the heat exchanger is connected with the heating chamber, and the heating chamber is connected with the catalysis room, and the heat exchanger is connected to the catalysis room, and the heat exchanger is connected with the forced air cooler, and the forced air cooler is connected with adsorption chamber, its characterized in that: the heat exchanger is including the first pipeline that is used for low temperature gas to pass through, the second pipeline that is used for high temperature gas to pass through, and the heating chamber is connected to waste gas source, the other end connection of first pipeline, and the air-cooled ware is connected to the one end connection catalysis room, the other end of second pipeline, the second pipeline is followed radial the passing of first pipeline, the second pipeline is including the pterygoid lamina that is used for contacting low temperature gas, the pterygoid lamina is in the second pipeline is located the partial setting in the first pipeline, the pterygoid lamina is in the peripheral lateral wall of second pipeline extends along low temperature gas's flow direction, and in low temperature gas's flow direction, the width of pterygoid lamina reduces gradually.
2. The catalytic combustion exhaust gas purification apparatus according to claim 1, wherein: the number of the second pipelines is two, and the inner diameter of each second pipeline is half of that of each first pipeline.
3. The catalytic combustion exhaust gas purification apparatus according to claim 1, wherein: the wing plates are at least two, the maximum width of the wing plates is not larger than the inner diameter of the first pipeline, and the maximum width of the wing plates is not smaller than the outer diameter of the second pipeline.
4. The catalytic combustion exhaust gas purification apparatus according to claim 1, wherein: an air inlet fan is arranged between the first pipeline and the waste gas source, an air inlet of the air inlet fan is connected with the waste gas source, and an air outlet of the air inlet fan is connected with the first pipeline.
5. The catalytic combustion exhaust gas purification apparatus according to claim 1, wherein: the adsorption chamber is connected with an exhaust fan, an air inlet of the exhaust fan is connected with the adsorption chamber, and an exhaust port of the exhaust fan is connected with an exhaust chimney.
6. The catalytic combustion exhaust gas purification apparatus according to claim 1, wherein: a refrigerator is arranged between the air cooler and the adsorption chamber, and an air inlet of the refrigerator is connected with the air cooler and an air outlet is connected with the adsorption chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739245.4U CN209960519U (en) | 2019-05-16 | 2019-05-16 | Catalytic combustion exhaust gas purification device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920739245.4U CN209960519U (en) | 2019-05-16 | 2019-05-16 | Catalytic combustion exhaust gas purification device |
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| CN209960519U true CN209960519U (en) | 2020-01-17 |
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| CN201920739245.4U Active CN209960519U (en) | 2019-05-16 | 2019-05-16 | Catalytic combustion exhaust gas purification device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321946A (en) * | 2020-10-12 | 2022-04-12 | 上海协微环境科技有限公司 | Exhaust gas treatment device |
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- 2019-05-16 CN CN201920739245.4U patent/CN209960519U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114321946A (en) * | 2020-10-12 | 2022-04-12 | 上海协微环境科技有限公司 | Exhaust gas treatment device |
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