CN216079840U - VOCs heat accumulation catalytic combustion reaction unit - Google Patents
VOCs heat accumulation catalytic combustion reaction unit Download PDFInfo
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- CN216079840U CN216079840U CN202023002778.6U CN202023002778U CN216079840U CN 216079840 U CN216079840 U CN 216079840U CN 202023002778 U CN202023002778 U CN 202023002778U CN 216079840 U CN216079840 U CN 216079840U
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Abstract
The utility model provides a VOCs heat storage catalytic combustion reaction device, which comprises a VOCs reaction shell, a catalytic combustor, a catalytic combustion chamber, a catalyst isolation plate, a ceramic catalyst, an organic waste gas retention gap, a waste heat recovery chamber, a preheating chamber, a rate-increasing heat exchange tube set, an organic waste gas outlet, an organic waste gas inlet, a residue outlet, a high-pressure water inlet, a partition plate, a high-pressure water passing pipe and an inclined auxiliary sewage discharge surface, wherein: a plurality of organic waste gas retention gaps are arranged below the catalyst isolation plate; the rate-increasing heat exchange tube sets are embedded in the preheating chamber and the waste heat recovery chamber; the end surface below the VOCs reaction shell is the inclined auxiliary sewage discharge surface. The catalyst isolation plate, the organic waste gas retention gap, the rate-increasing heat exchange tube set and the inclined auxiliary sewage discharge surface are arranged, so that manpower and material resources are reduced conveniently, and residues in the catalyst isolation plate are removed conveniently.
Description
Technical Field
The utility model belongs to the technical field of organic waste gas treatment, and particularly relates to a VOCs heat storage catalytic combustion reaction device.
Background
Volatile Organic Compounds (VOCs) become the third main pollutant after relaying sulfur dioxide and nitrogen oxides in the atmospheric environment of China, and the pollutants are widely sourced from industrial production and residential consumption. Scientific research shows that VOCs can directly damage respiratory and digestive systems of human bodies, and are also main precursors of pollutants such as PM2.5, ozone and the like, and can cause deep environmental problems.
Chinese patent publication No. CN 208620366U, the utility model discloses a VOCs heat-storage catalytic combustion reaction device, which comprises a vertical cylindrical shell and a rotary driving disk with a rotary shaft arranged at the lower end of the shell, the shell is provided with an air inlet and an air outlet, the inside of the shell is also provided with a mixed flow chamber communicated with the air inlet and an air outlet cavity communicated with the air outlet, a rotating shaft of the rotary driving disc penetrates through the bottom of the shell to extend into the space between the mixed flow chamber and the air outlet cavity and separate the mixed flow chamber from the air outlet cavity, a stainless steel net, a rotary tray and a honeycomb ceramic body are arranged on the rotary shaft, the honeycomb ceramic body rotates along with the rotary shaft, a preheating chamber is formed in the honeycomb ceramic body close to the mixing chamber, a catalytic oxidation chamber is formed by the top space of the shell and the honeycomb ceramic body loaded with a catalyst, the burner is arranged on the top of the shell positioned in the catalytic oxidation chamber, and the preheating recovery chamber is formed in the honeycomb ceramic body close to one side of the gas outlet cavity. Waste gas is administered in the long-time work of above-mentioned device, and inside below can be stored and a large amount of organic waste gas residues need the manual work to enter into the device inside to clear up, and the residue is clear away trouble, excessively consumes manpower and materials, and above-mentioned rotary driving dish can improve the heat rate but long-time use is sealed will receive the corruption, will appear the condition that waste gas leaked like this, the not long problem of life.
Therefore, it is necessary to invent a thermal storage catalytic combustion reaction device for VOCs.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a VOCs heat storage catalytic combustion reaction device, which aims to solve the problems that the residual of the waste gas of the device needs to be manually cleaned in the device, the residual is troublesome to clean, manpower and material resources are excessively consumed, the heat rate of the rotary driving disc can be improved, but the sealing is corroded after long-time use, the waste gas is leaked, and the service life is short. The utility model provides a VOCs heat accumulation catalytic combustion reaction unit, includes VOCs reaction housing, catalytic combustor, catalytic combustion room, the isolated board of catalyst, ceramic catalyst, organic waste gas is detained the space, waste heat recovery room, the preheating chamber, the rate of increase heat transfer tube group, organic waste gas discharge port, organic waste gas inlet port, the residue discharge port, the high pressure water inlet port cuts apart the baffler, the high pressure water passes through the pipe and the supplementary blowdown face of slope, wherein: the catalytic burner is embedded above the top of the VOCs reaction shell; the catalytic combustor is arranged in the upper area inside the VOCs reaction shell; the catalyst isolation plate is fixed at the lower position of the catalytic combustion chamber; a layer of the ceramic catalyst is filled at the lower position of the catalytic combustion chamber; a plurality of organic waste gas retention gaps are arranged below the catalyst isolation plate; the area below the catalytic combustion chamber is the waste heat recovery chamber; the symmetrical area of the waste heat recovery chamber is the preheating chamber; the rate-increasing heat exchange tube sets are embedded in the preheating chamber and the waste heat recovery chamber; the organic waste gas outlet is formed in the surface of one side of the center of the VOCs reaction shell; the organic waste gas inlet is arranged at the symmetrical position of the organic waste gas outlet; the residue discharge port is arranged below the organic waste gas inlet; the high-pressure water inlet is arranged at the symmetrical position of the residue outlet; the partitioning separation plate is arranged at the position below the center of the VOCs reaction shell; the high-pressure water passing pipe is embedded below the partition baffle plate; the end surface below the VOCs reaction shell is the inclined auxiliary sewage discharge surface.
The ceramic catalyst is placed in a position above the catalyst isolation plate; the catalyst isolation plate is in the shape of two concave arc plates; an organic gas inlet is formed in the catalyst isolation plate; and two ends of the catalyst isolation plate are in contact with the inner side of the catalytic combustion chamber.
The area between the catalyst isolation plate and the preheating chamber is the organic waste gas retention gap; said organic exhaust gas retention voids are regions not involved in said preheating chamber and said catalytic combustion chamber; the rate-increasing heat exchange tube sets are embedded in the preheating chamber and the waste heat recovery chamber; the rate-increasing heat exchange tube group is assembled by a plurality of U-shaped tubes; and heat rate circulating water flows in the rate-increasing heat exchange tube set.
The preheating chamber and the residual heat recovery chamber are separated by the partition baffle plate; a mixing chamber is arranged below the preheating chamber and the waste heat recovery chamber; and a check valve is arranged in the high-pressure water passing pipe at the lower end of the partition baffle plate.
The residue discharge port is arranged at a position below the surface of one side of the VOCs reaction shell; the inclination of the high-pressure water inlet is the same as that of the inclined auxiliary sewage draining surface; the high-pressure water passes through the pipe and is fixed on the inclined auxiliary sewage discharge surface; the inclined auxiliary sewage discharge surface is provided with a bottom end surface in an inclined mode.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the catalyst isolation plate and the organic waste gas detention gap are arranged, so that the ceramic catalyst can be conveniently fished out through the catalyst isolation plate, the time for replacing the ceramic catalyst is reduced, and the organic waste gas detention gap can avoid the situation that the ceramic catalyst is jacked up due to the too fast rising of the organic waste gas, so that the ceramic catalyst is damaged by collision.
2. The rate-increasing heat exchange tube set is arranged to collect increased heat through the shape of the rate-increasing heat exchange tube set, and then the heat flow of the waste heat recovery chamber and the preheating chamber is accelerated through the heat rate circulating water in the rate-increasing heat exchange tube set, and the structure does not need to be sealed, so that the leakage problem does not exist.
3. According to the arrangement of the inclined auxiliary sewage discharge surface, the residues on the surface of the inclined auxiliary sewage discharge surface can be washed away through auxiliary high-pressure water, the residues do not need to enter the device manually to be cleaned, and manpower and material resources are reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic diagram of the structure of fig. 1 of the present invention.
In the figure:
the device comprises a 1-VOCs reaction shell, a 2-catalytic combustor, a 3-catalytic combustion chamber, a 4-catalyst isolation plate, a 5-ceramic catalyst, a 6-organic waste gas retention gap, a 7-waste heat recovery chamber, an 8-preheating chamber, a 9-rate-increasing heat exchange tube set, a 10-organic waste gas outlet, an 11-organic waste gas inlet, a 12-residue outlet, a 13-high-pressure water inlet, a 14-partition baffle plate, a 15-high-pressure water passing pipe and a 16-inclined auxiliary sewage discharge surface.
Detailed Description
In order to make the technical solutions of the present invention better understood by those skilled in the art, the technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the embodiments, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be configured in a specific orientation, and operate, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "connected", and the like are to be construed broadly, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in figures 1 to 2:
the utility model provides a VOCs heat storage catalytic combustion reaction device, which comprises a VOCs reaction shell 1, a catalytic combustor 2, a catalytic combustion chamber 3, a catalyst isolation plate 4, a ceramic catalyst 5, an organic waste gas retention gap 6, a waste heat recovery chamber 7, a preheating chamber 8, a rate-increasing heat exchange tube group 9, an organic waste gas outlet 10, an organic waste gas inlet 11, a residue outlet 12, a high-pressure water inlet 13, a partition baffle plate 14, a high-pressure water passing pipe 15 and an inclined auxiliary dirt discharge surface 16, wherein: the catalytic burner 2 is embedded above the top of the VOCs reaction shell 1; the upper area inside the VOCs reaction shell 1 is the catalytic combustor 3; the catalyst isolation plate 4 is fixed at the position below the catalytic combustion chamber 3; a layer of the ceramic catalyst 5 is filled below the catalytic combustion chamber 3; a plurality of organic waste gas retention gaps 6 are arranged below the catalyst isolation plate 4; the area below the catalytic combustion chamber 3 is the waste heat recovery chamber 7; the symmetrical area of the waste heat recovery chamber 7 is the preheating chamber 8; the rate-increasing heat exchange tube group 9 is embedded in the preheating chamber 8 and the waste heat recovery chamber 7; the organic waste gas outlet 10 is arranged on the surface of one side of the center of the VOCs reaction shell 1; the organic waste gas inlet 11 is arranged at the symmetrical position of the organic waste gas outlet 10; the residue discharge port 12 is arranged below the organic waste gas inlet 11; the high-pressure water inlet 13 is arranged at the symmetrical position of the residue outlet 12; the dividing baffle plate 14 is arranged at the position below the center of the VOCs reaction shell 1; the high-pressure water passing pipe 15 is embedded below the partition baffle plate 14; the lower end face of the VOCs reaction shell 1 is the inclined auxiliary sewage discharge face 16.
The working process can be seen from fig. 1 and 2:
organic waste gas enters the lower part of the preheating chamber 8 through the organic waste gas inlet 11, residues in the organic waste gas can fall onto the surface of the inclined auxiliary waste gas discharge surface 16, then the organic waste gas can rise to enter the preheating chamber 8 (the heat transfer rate and heat rate of the heat transfer tube set 9 are accelerated by the shape of the heat transfer tube set), the organic waste gas can firstly enter the organic waste gas retention gap 6, the organic waste gas enters the catalytic combustion chamber 3 through the catalyst isolation plate 4, the organic waste gas retention gap 6 and the catalyst isolation plate 4 reduce the rising impact force of the organic waste gas, the ceramic catalyst 5 can not be jacked up by the rising impact force of the organic waste gas, the organic waste gas enters the waste heat recovery chamber 7, the organic waste gas passes through the waste heat recovery chamber 7 and is discharged through the organic waste gas discharge port 10, after the organic waste gas is treated for a long time, a large amount of residues are collected on the surface of the inclined auxiliary waste gas discharge surface 16, the high pressure water inlet 13 is connected to an external high pressure water pipe, and high pressure water is introduced into the inside through the high pressure water inlet 13, and then the high pressure water washes away residues on the surface of the inclined auxiliary soil discharge surface 16, and then the high pressure water is discharged through the residue discharge port 12 by passing through the high pressure water passing pipe 15.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention to achieve the above technical effects.
Claims (5)
1. The utility model provides a VOCs heat accumulation catalytic combustion reaction unit which characterized in that: including VOCs reaction housing (1), catalytic combustion ware (2), catalytic combustion room (3), catalyst isolation board (4), ceramic catalyst (5), organic waste gas is detained space (6), waste heat recovery room (7), preheating chamber (8), rate of rise heat transfer tube group (9), organic waste gas discharge port (10), organic waste gas inlet port (11), residue discharge port (12), high pressure water inlet port (13), cut apart baffler (14), the water under high pressure passes through pipe (15) and supplementary blowdown face (16) of slope, wherein: the catalytic burner (2) is embedded above the top of the VOCs reaction shell (1); the upper area inside the VOCs reaction shell (1) is the catalytic combustion chamber (3); the catalyst isolation plate (4) is fixed at the position below the catalytic combustion chamber (3); a layer of ceramic catalyst (5) is filled below the catalytic combustion chamber (3); a plurality of organic waste gas retention gaps (6) are arranged below the catalyst isolation plate (4); the area below the catalytic combustion chamber (3) is the waste heat recovery chamber (7); the symmetrical area of the waste heat recovery chamber (7) is the preheating chamber (8); the heat exchange tube group (9) with increased rate is embedded in the preheating chamber (8) and the waste heat recovery chamber (7); the organic waste gas outlet (10) is formed in the surface of one side of the center of the VOCs reaction shell (1); the organic waste gas inlet (11) is arranged at the symmetrical position of the organic waste gas outlet (10); the residue discharge port (12) is arranged below the organic waste gas inlet port (11); the high-pressure water inlet (13) is arranged at the symmetrical position of the residue outlet (12); the dividing baffle plate (14) is arranged at the position below the center of the VOCs reaction shell (1); the high-pressure water passing pipe (15) is embedded below the partition baffle plate (14); the end face below the VOCs reaction shell (1) is the inclined auxiliary sewage discharge face (16).
2. A regenerative catalytic combustion reaction unit of VOCs as recited in claim 1, wherein: the ceramic catalyst (5) is placed at a position above the catalyst isolation plate (4); the catalyst isolation plate (4) is in the shape of two concave arc plates; an organic gas inlet is formed in the catalyst isolation plate (4); and two ends of the catalyst isolation plate (4) are in contact with the inner side of the catalytic combustion chamber (3).
3. A regenerative catalytic combustion reaction unit of VOCs as recited in claim 1, wherein: the area between the catalyst insulation plate (4) and the preheating chamber (8) is the organic waste gas retention gap (6); the organic waste gas retention voids (6) are the zones not involved by the preheating chamber (8) and the catalytic combustion chamber (3); the rate-increasing heat exchange tube sets (9) are embedded in the preheating chamber (8) and the waste heat recovery chamber (7); the rate-increasing heat exchange tube group (9) is a tube group assembled by a plurality of U-shaped tubes; the heat rate increasing heat exchange tube set (9) flows heat rate circulating water inside.
4. A regenerative catalytic combustion reaction unit of VOCs as recited in claim 1, wherein: the preheating chamber (8) and the waste heat recovery chamber (7) are blocked by the partition blocking plate (14); a mixing chamber is arranged below the preheating chamber (8) and the waste heat recovery chamber (7); the high-pressure water at the lower end of the separation baffle plate (14) passes through the pipe (15) and is internally provided with a one-way valve.
5. A regenerative catalytic combustion reaction unit of VOCs as recited in claim 1, wherein: the residue discharge port (12) is arranged at a position below one side surface of the VOCs reaction shell (1); the inclination of the high-pressure water inlet (13) is the same as that of the inclined auxiliary sewage discharge surface (16); the high-pressure water passes through the pipe (15) and is fixed on the inclined auxiliary sewage discharge surface (16); the inclined auxiliary dirt discharge surface (16) is provided with a bottom end surface in an inclined mode.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023002778.6U CN216079840U (en) | 2020-12-14 | 2020-12-14 | VOCs heat accumulation catalytic combustion reaction unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202023002778.6U CN216079840U (en) | 2020-12-14 | 2020-12-14 | VOCs heat accumulation catalytic combustion reaction unit |
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| CN216079840U true CN216079840U (en) | 2022-03-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603361A (en) * | 2023-07-21 | 2023-08-18 | 天津市英格环保科技有限公司 | Waste gas treatment device for traditional Chinese medicine processing |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116603361A (en) * | 2023-07-21 | 2023-08-18 | 天津市英格环保科技有限公司 | Waste gas treatment device for traditional Chinese medicine processing |
| CN116603361B (en) * | 2023-07-21 | 2023-09-26 | 天津市英格环保科技有限公司 | Waste gas treatment device for traditional Chinese medicine processing |
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