CN215675241U - Heat accumulating type catalytic combustion device for rosin waste gas treatment - Google Patents
Heat accumulating type catalytic combustion device for rosin waste gas treatment Download PDFInfo
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- CN215675241U CN215675241U CN202120882612.3U CN202120882612U CN215675241U CN 215675241 U CN215675241 U CN 215675241U CN 202120882612 U CN202120882612 U CN 202120882612U CN 215675241 U CN215675241 U CN 215675241U
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Abstract
The utility model provides a heat accumulating type catalytic combustion device for rosin waste gas treatment, which comprises: the waste gas collecting pipe, the waste gas collecting pipe is connected with the air inlet of rose box, the air intake of main fan passes through the pipeline and is connected with the gas outlet of rose box, the air outlet of main fan is connected to the air inlet of heat accumulation formula catalytic combustion reactor through the air-supply line, heat accumulation formula catalytic combustion reactor includes ceramic heat accumulation bed and combustion chamber, the top at ceramic heat accumulation bed is installed to the combustion chamber, the combustor is installed in the combustion chamber, combustion-supporting fan's air outlet passes through the pipeline and is connected with the combustor, preheat the exhaust duct that the return air hose set up on with ceramic heat accumulation bed and be connected, the exit end that preheats the return air hose is connected to the rose box, the automatic reversing valve is installed on ceramic heat accumulation bed and is connected with air-supply line and exhaust duct respectively. This heat accumulation formula catalytic combustion device can realize the heat recovery of system, reduces the energy consumption, and the security performance is high, and the treatment effeciency of rosin waste gas is high.
Description
Technical Field
The utility model relates to the technical field of waste gas treatment equipment, in particular to a heat accumulating type catalytic combustion device for rosin waste gas treatment.
Background
In the processing and production process of rosin resin, a large amount of waste gas is generated, and if the waste gas is not collected and treated in a centralized manner, the atmosphere is polluted and the health of people is influenced. However, most of the current rosin plants simply collect the waste gas and directly discharge the waste gas into the atmosphere without any treatment, thereby causing serious atmospheric pollution.
A Regenerative Thermal Oxidizer (VOC-RTO) is an energy-saving and environment-friendly device for treating volatile organic waste gas with medium-low concentration, and can be used for treating waste gas generated in rosin resin processing, but how to realize heat recovery and efficient operation of a system under the condition of ensuring system safety is still a technical problem to be solved in the field at present.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides a heat accumulating type catalytic combustion device for rosin waste gas treatment, which can realize heat recovery of a system, reduce energy consumption, and has high safety performance and high rosin waste gas treatment efficiency.
In order to realize the technical scheme, the utility model provides a heat accumulating type catalytic combustion device for rosin waste gas treatment, which comprises: a waste gas collecting pipe, a filter box, a main fan, an air inlet pipe, a heat accumulating type catalytic combustion reactor, a burner, a preheating return air pipe, an automatic reversing valve and a combustion-supporting fan, wherein the waste gas collecting pipe is connected with the air inlet of the filter box, the air inlet of the main fan is connected with the air outlet of the filter box through a pipeline, the air outlet of the main fan is connected with the air inlet of the heat accumulating type catalytic combustion reactor through an air inlet pipe, the heat accumulating type catalytic combustion reactor comprises a ceramic heat accumulating bed and a combustion chamber, the combustion chamber is installed at the top of the ceramic heat accumulating bed, the combustion chamber is communicated with the ceramic heat accumulating bed through an air inlet pipeline, the combustor is installed in the combustion chamber, an air outlet of a combustion-supporting fan is connected with the combustor through a pipeline, a preheating return air pipe is connected with an exhaust pipeline arranged on the ceramic heat accumulating bed, an outlet end of the preheating return air pipe is connected to a filter box, and an automatic reversing valve is installed on the ceramic heat accumulating bed and is respectively connected with the air inlet pipeline and the exhaust pipeline.
In the technical scheme, in actual work, rosin waste gas is collected by a waste gas collecting pipe, then is firstly filtered by a filter box and then is conveyed to a heat accumulating type catalytic combustion reactor by a main fan, meanwhile, a combustion fan provides fuel for a burner installed in a combustion chamber, the waste gas is combusted in the combustion chamber, an automatic reversing valve at the bottom of a ceramic heat accumulating bed is respectively connected with an air inlet pipe and an exhaust pipe, the ceramic heat accumulating bed is alternately reversed by the automatic reversing valve to accumulate heat of high-temperature gas discharged from the combustion chamber, the ceramic heat accumulating material is adopted to absorb and release the heat, then the organic waste gas is preheated to a certain temperature (more than or equal to 760 ℃) and then is conveyed to the combustion chamber to generate oxidation reaction to generate carbon dioxide and water, so that the rosin waste gas is purified, meanwhile, part of the heat is preheated to enter the organic waste gas of the filter box by a preheating return air pipe, and part of the heat is recovered, the overall energy consumption of the system is reduced.
Preferably, a dry filter and a flame arrester are installed in the filter box in series, and rosin waste gas contains a small amount of oily substances, so that the rosin waste gas is pretreated by the dry filter and the flame arrester before entering the heat accumulating type catalytic combustion reactor, and the safety performance of the system is improved.
Preferably, the pipeline that main fan and rose box are connected is all installed explosion-proof diaphragm on air-supply line and the preheating return air pipe, and the equipment bottom establishes the relief valve to improve the security performance of system.
Preferably, the heat accumulating type catalytic combustion reactor adopts a three-chamber structure, three ceramic heat accumulating beds arranged side by side are installed at the bottom of the combustion chamber, and an automatic reversing valve is correspondingly installed on each ceramic heat accumulating bed, so that the treatment efficiency of the rosin waste gas can be greatly improved.
Preferably, a walking board is arranged on the outer side of the heat accumulating type catalytic combustion reactor, and a stair is arranged on the walking board, so that the heat accumulating type catalytic combustion reactor is convenient to overhaul outside.
Preferably, an overhaul side door is arranged on the side end of the heat accumulating type catalytic combustion reactor, so that internal components of the heat accumulating type catalytic combustion reactor can be conveniently overhauled.
The heat accumulating type catalytic combustion device for rosin waste gas treatment provided by the utility model has the beneficial effects that: this a heat accumulation formula catalytic combustion device for rosin exhaust-gas treatment simple structure, design benefit can realize the heat recovery of system, reduces the energy consumption, and the security performance is high, and the treatment effeciency of rosin exhaust-gas is high. In actual operation, rosin waste gas is collected by a waste gas collecting pipe, filtered by a filter box and then conveyed to a heat accumulating type catalytic combustion reactor by a main fan, meanwhile, a combustion fan supplies fuel to a burner arranged in the combustion chamber, waste gas is combusted in the combustion chamber, an automatic reversing valve at the bottom of a ceramic heat storage bed is respectively connected with an air inlet pipe and an exhaust pipe, the ceramic heat storage bed is alternately reversed through the automatic reversing valve to store and retain heat of high-temperature gas from the combustion chamber, and ceramic heat storage materials are adopted to absorb and release the heat, then the organic waste gas is preheated to a certain temperature (more than or equal to 760 ℃) and then is conveyed to a combustion chamber for oxidation reaction to generate carbon dioxide and water, so that the rosin waste gas is purified, meanwhile, partial heat is preheated by the preheating return air pipe to enter the organic waste gas of the filter box, partial heat recovery is realized, and the overall energy consumption of the system is reduced.
Drawings
Fig. 1 is a front view of the present invention.
Fig. 2 is a side view of the present invention.
Fig. 3 is a top view of the present invention.
In the figure: 1. an exhaust gas collection pipe; 2. a filter box; 3. a main fan; 4. an air inlet pipe; 5. a regenerative catalytic combustion reactor; 6. a burner; 7. preheating a return air pipe; 8. an automatic directional control valve; 9. a combustion fan; 10. walking; 11. a staircase; 12. a console; 13. and (6) overhauling a side door.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments obtained by a person skilled in the art without making any inventive step are within the scope of the present invention.
Example (b): a heat accumulating type catalytic combustion device for rosin waste gas treatment.
Referring to fig. 1 to 3, a regenerative catalytic combustion apparatus for rosin exhaust gas treatment includes: the system comprises a waste gas collecting pipe 1, a filter box 2, a main fan 3, an air inlet pipe 4, a heat accumulating type catalytic combustion reactor 5, a burner 6, a preheating return air pipe 7, an automatic reversing valve 8 and a combustion fan 9, wherein the waste gas collecting pipe 1 is connected with an air inlet of the filter box 2, the waste gas collecting pipe 1 is used for collecting waste gas generated in the rosin processing process, a dry filter and a flame arrester are installed in the filter box 2 in series, the rosin waste gas contains a small amount of oily substances, so the rosin waste gas is required to be pretreated by the dry filter and the flame arrester before entering the heat accumulating type catalytic combustion reactor 5, the safety performance of the system is improved, an air inlet of the main fan 3 is connected with an air outlet of the filter box 2 through a pipeline, an air outlet of the main fan 3 is connected to the air inlet of the heat accumulating type catalytic combustion reactor 5 through the air inlet pipe 4, and the main fan 3 is used for conveying the filtered waste gas to the heat accumulating type catalytic combustion reactor 5, the heat accumulating type catalytic combustion reactor 5 comprises a ceramic heat accumulating bed and a combustion chamber, the combustion chamber is arranged at the top of the ceramic heat accumulating bed, the heat accumulating type catalytic combustion reactor 5 adopts a three-chamber structure, namely, three ceramic heat accumulating beds arranged side by side are arranged at the bottom of the combustion chamber, each ceramic heat accumulating bed is communicated with the combustion chamber through an air inlet pipeline, the treatment efficiency of rosin waste gas can be greatly improved, an automatic reversing valve 8 is correspondingly arranged on each ceramic heat accumulating bed, the automatic reversing valve 8 is respectively connected with the air inlet pipeline and an exhaust pipeline arranged on the ceramic heat accumulating bed, the automatic reversing valve 8 is used for realizing automatic alternate reversing of air inlet and exhaust, high-temperature gas heat from the combustion chamber is accumulated and released through a ceramic heat accumulating material, the combustor 6 is arranged in the combustion chamber, and an air outlet of a combustion-supporting fan 9 is connected with the combustor 6 through a pipeline, combustion-supporting fuel is provided for the combustor 6 through a combustion-supporting fan 9, the combustion is carried out through flame spraying in a combustion chamber, a preheating return air pipe 7 is connected with an exhaust pipeline arranged on a ceramic heat storage bed, the outlet end of the preheating return air pipe 7 is connected to a filter box 2 and used for preheating waste gas in the filter box 2, explosion-proof membranes are arranged on a pipeline connected with the filter box 2, an air inlet pipe 4 and the preheating return air pipe 7 of a main fan 3, safety performance of the system is improved, a walking board 10 is arranged on the outer side of the heat storage type catalytic combustion reactor 5, a stair 11 is arranged on the walking board 10, external maintenance of the heat storage type catalytic combustion reactor 5 is facilitated, a maintenance side door 13 is arranged on the side end of the heat storage type catalytic combustion reactor 5, maintenance of internal components of the heat storage type catalytic combustion reactor 5 is facilitated, and a control board 12 is arranged on one side of the heat storage type catalytic combustion reactor 5.
This a heat accumulation formula catalytic combustion device for rosin exhaust-gas treatment simple structure, design benefit can realize the heat recovery of system, reduces the energy consumption, and the security performance is high, and the treatment effeciency of rosin exhaust-gas is high. In actual work, rosin waste gas is collected by a waste gas collecting pipe 1, then is firstly filtered by a filter box 2 and then is conveyed to a heat accumulating type catalytic combustion reactor 5 by a main fan 3, meanwhile, a combustion fan 9 provides fuel for a combustor 6 arranged in a combustion chamber, the waste gas is combusted in the combustion chamber, an automatic reversing valve 8 at the bottom of a ceramic heat accumulating bed is respectively connected with an air inlet pipe and an exhaust pipe, the ceramic heat accumulating bed is alternately reversed by the automatic reversing valve 8 to accumulate high-temperature gas heat discharged from the combustion chamber, ceramic heat accumulating materials are adopted to absorb and release the heat, then the organic waste gas is preheated to a certain temperature (more than or equal to 760 ℃) and then is conveyed to the combustion chamber to generate oxidation reaction to generate carbon dioxide and water, so that the rosin waste gas is purified, meanwhile, part of the heat is preheated by a preheating return air pipe 7 to enter the organic waste gas of the filter box 2, and partial heat recovery is realized, the overall energy consumption of the system is reduced.
The above description is only for the preferred embodiment of the present invention, but the present invention should not be limited to the embodiment and the disclosure of the drawings, and therefore, all equivalent or modifications that do not depart from the spirit of the present invention are intended to fall within the scope of the present invention.
Claims (6)
1. A heat accumulation formula catalytic combustion device for rosin exhaust-gas treatment which characterized in that includes: a waste gas collecting pipe, a filter box, a main fan, an air inlet pipe, a heat accumulating type catalytic combustion reactor, a burner, a preheating return air pipe, an automatic reversing valve and a combustion-supporting fan, wherein the waste gas collecting pipe is connected with the air inlet of the filter box, the air inlet of the main fan is connected with the air outlet of the filter box through a pipeline, the air outlet of the main fan is connected with the air inlet of the heat accumulating type catalytic combustion reactor through an air inlet pipe, the heat accumulating type catalytic combustion reactor comprises a ceramic heat accumulating bed and a combustion chamber, the combustion chamber is installed at the top of the ceramic heat accumulating bed, the combustion chamber is communicated with the ceramic heat accumulating bed through an air inlet pipeline, the combustor is installed in the combustion chamber, an air outlet of a combustion-supporting fan is connected with the combustor through a pipeline, a preheating return air pipe is connected with an exhaust pipeline arranged on the ceramic heat accumulating bed, an outlet end of the preheating return air pipe is connected to a filter box, and an automatic reversing valve is installed on the ceramic heat accumulating bed and is respectively connected with the air inlet pipeline and the exhaust pipeline.
2. A regenerative catalytic combustion apparatus for rosin exhaust gas treatment according to claim 1, wherein: the filter box is internally provided with a dry filter and a flame arrester in series.
3. A regenerative catalytic combustion apparatus for rosin exhaust gas treatment according to claim 2, wherein: explosion-proof membranes are arranged on the pipeline connecting the main fan and the filter box, the air inlet pipe and the preheating return air pipe.
4. A regenerative catalytic combustion apparatus for rosin exhaust gas treatment according to claim 1, wherein: the heat accumulating type catalytic combustion reactor adopts a three-chamber structure, three ceramic heat accumulating beds arranged side by side are installed at the bottom of the combustion chamber, and an automatic reversing valve is correspondingly installed on each ceramic heat accumulating bed.
5. A regenerative catalytic combustion apparatus for rosin exhaust gas treatment according to claim 1, wherein: the outer side of the heat accumulating type catalytic combustion reactor is provided with a walking platform, and the walking platform is provided with stairs.
6. A regenerative catalytic combustion apparatus for rosin exhaust gas treatment according to claim 1, wherein: and an overhaul side door is arranged at the side end of the heat accumulating type catalytic combustion reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882612.3U CN215675241U (en) | 2021-04-27 | 2021-04-27 | Heat accumulating type catalytic combustion device for rosin waste gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120882612.3U CN215675241U (en) | 2021-04-27 | 2021-04-27 | Heat accumulating type catalytic combustion device for rosin waste gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215675241U true CN215675241U (en) | 2022-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120882612.3U Active CN215675241U (en) | 2021-04-27 | 2021-04-27 | Heat accumulating type catalytic combustion device for rosin waste gas treatment |
Country Status (1)
| Country | Link |
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| CN (1) | CN215675241U (en) |
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2021
- 2021-04-27 CN CN202120882612.3U patent/CN215675241U/en active Active
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Address after: 510095 room 706, No. 92, Hengfu Road, Yuexiu District, Guangzhou, Guangdong Patentee after: Guangdong Jubang Ecological Environment Technology Co.,Ltd. Address before: 510095 room 706, No. 92, Hengfu Road, Yuexiu District, Guangzhou, Guangdong Patentee before: GUANGZHOU JUBANG ENVIRONMENTAL PROTECTION ENGINEERING EQUIPMENT Co.,Ltd. |