CN211119418U - Exhaust treatment device based on catalytic combustion - Google Patents
Exhaust treatment device based on catalytic combustion Download PDFInfo
- Publication number
- CN211119418U CN211119418U CN201921420756.6U CN201921420756U CN211119418U CN 211119418 U CN211119418 U CN 211119418U CN 201921420756 U CN201921420756 U CN 201921420756U CN 211119418 U CN211119418 U CN 211119418U
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- Prior art keywords
- air inlet
- fixedly connected
- pipe
- equipment shell
- inlet pipe
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- 238000007084 catalytic combustion reaction Methods 0.000 title claims abstract description 25
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000002912 waste gas Substances 0.000 abstract description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract description 19
- 229910052799 carbon Inorganic materials 0.000 abstract description 19
- 230000003197 catalytic effect Effects 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 238000006555 catalytic reaction Methods 0.000 description 9
- 239000000428 dust Substances 0.000 description 9
- 239000007789 gas Substances 0.000 description 7
- 239000003054 catalyst Substances 0.000 description 6
- 239000003610 charcoal Substances 0.000 description 6
- 238000004939 coking Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000007664 blowing Methods 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 238000001179 sorption measurement Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000009841 combustion method Methods 0.000 description 1
- 238000003795 desorption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 229910044991 metal oxide Inorganic materials 0.000 description 1
- 150000004706 metal oxides Chemical class 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 229910000510 noble metal Inorganic materials 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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Abstract
The utility model discloses a waste gas treatment device based on catalytic combustion, which belongs to the field of waste gas treatment devices, and comprises an equipment shell, wherein the left end and the right end of the equipment shell are respectively fixedly connected with a waste gas inlet pipe and a waste gas outlet pipe, an air equalizing plate and a catalytic plate are sequentially and fixedly connected on the inner wall of the equipment shell from left to right, a plurality of uniformly distributed first air inlet pipes are fixedly connected at the front end and the rear end of the equipment shell, the first air inlet pipes are positioned between the air equalizing plate and the catalytic plate, one ends of the plurality of first air inlet pipes positioned at the same side and far away from the equipment shell are fixedly connected with a second air inlet pipe, one end of the second air inlet pipe far away from the first air inlet pipe is fixedly connected with a third air inlet pipe, a fourth air inlet pipe is fixedly connected between the two third air inlet pipes, so that the waste gas can be combusted more fully, and the carbon ash in the equipment is completely discharged as far as possible, so that the waste gas treatment effect is not easily influenced.
Description
Technical Field
The utility model relates to a waste gas treatment device field, more specifically say, relate to a waste gas treatment device based on catalytic combustion.
Background
The catalytic combustion, the combustible substance burns under the action of catalyst, compared with direct combustion, the catalytic combustion temperature is lower, the combustion is more complete, the catalyst used in the catalytic combustion is a noble metal and metal oxide multi-component substance with large specific surface, and the adoption of proper catalyst is one of the combustion methods for decomposing and oxidizing the combustible substance in the harmful gas at lower temperature.
Patent publication No. CN207179686U discloses a utility model "an adsorb concentrated heat accumulation formula catalytic combustion equipment", this equipment includes the catalytic combustion casing, first catalysis bed, the regenerator, the intake pipe, blast pipe and catalytic combustion chamber, resistance heater is installed to the bottom in the catalytic combustion casing, the baffle is installed to the resistance heater upside, the catalytic combustion casing internally mounted of baffle upside has the regenerator, regenerator internally mounted has first catalysis bed and second catalysis bed, be formed with the catalytic combustion chamber between first catalysis bed and the second catalysis bed, catalytic combustion chamber one side is run through the catalytic combustion casing and is connected with the intake pipe, catalytic combustion chamber opposite side is run through the catalytic combustion casing and is connected with the blast pipe, install adsorption equipment on the blast pipe, install filter equipment in the intake pipe.
In the scheme, when the coking is generated on the surface of the catalyst along with the time extension in the using process, the coking is not easy to be discharged out of the equipment, and once the coking is not treated, the activity of the catalyst is gradually reduced, the adsorption and desorption capacity of the catalyst is influenced, so that the exhaust gas is not sufficiently treated.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved
To the problem that exists among the prior art, the utility model aims to provide a waste gas treatment device based on catalytic combustion, it can realize being convenient for make waste gas burning more abundant, and discharge the inside charcoal ash of equipment is whole as far as possible, makes the waste gas treatment effect be difficult for receiving the influence.
2. Technical scheme
In order to solve the above problems, the utility model adopts the following technical proposal.
A waste gas treatment device based on catalytic combustion comprises an equipment shell, wherein the left end and the right end of the equipment shell are respectively fixedly connected with a waste gas inlet pipe and a waste gas outlet pipe, an air equalizing plate and a catalyzing plate are sequentially and fixedly connected on the inner wall of the equipment shell from left to right, a plurality of uniformly distributed first air inlet pipes are fixedly connected at the front end and the rear end of the equipment shell, the first air inlet pipes are positioned between the air equalizing plate and the catalyzing plate, one ends, far away from the equipment shell, of the first air inlet pipes positioned at the same side are fixedly connected with a second air inlet pipe, one end, far away from the first air inlet pipe, of the second air inlet pipe is fixedly connected with a third air inlet pipe, a fourth air inlet pipe is fixedly connected between the two third air inlet pipes and positioned at the upper side of the equipment shell, and a fan is fixedly connected at the upper end of the fourth air inlet pipe, the lower extreme fixedly connected with ash pipe of equipment housing, all install the valve on advancing exhaust pipe, going out exhaust pipe and the ash pipe, can realize being convenient for make the waste gas burning more abundant, and discharge the inside charcoal ash of equipment as far as possible, make the exhaust-gas treatment effect be difficult for receiving the influence.
Further, fixedly connected with advances the induced air board that the pipe is corresponding with the second air on the inner wall of equipment casing, the induced air board is located between the equal aerofoil and the first air inlet pipe, and the induced air board slope sets up, and the induced air board has the wind-guiding effect, with the air guide on to the catalysis board, helps blowing off the charcoal ash on catalysis board surface.
Furthermore, a high-temperature-resistant anti-sticking coating is uniformly coated on the inner wall of the equipment shell, so that the adhesion of carbon ash on the inner wall of the equipment shell is reduced, and the carbon ash is not easy to remain in the equipment shell.
Furthermore, the inner bottom end of the equipment shell is arranged to be a funnel-shaped structure, so that carbon ash is conveniently accumulated to the ash discharge pipe, and the carbon ash is conveniently discharged.
Furthermore, the upper end of the equipment shell is fixedly connected with a pair of supports, and the third air inlet pipe is arranged at the upper end of the supports, so that the pressure of the pair of third air inlet pipes is reduced, and the pair of third air inlet pipes is not easy to break.
3. Advantageous effects
Compared with the prior art, the utility model has the advantages of:
(1) this scheme can realize being convenient for make the waste gas burning more abundant, and discharge the inside charcoal ash of equipment as far as possible, makes the exhaust-gas treatment effect be difficult for receiving the influence.
(2) Fixedly connected with advances the induced air board that the pipe is corresponding with the second air on the inner wall of equipment casing, and the induced air board is located between the equal aerofoil and the first air advances the pipe, and the induced air board slope sets up, and the induced air board has the wind-guiding effect, with the air guide on to the catalysis board, helps blowing off the charcoal ash on catalysis board surface.
(3) The inner wall of the equipment shell is evenly coated with a high-temperature resistant anti-sticking coating, so that the adhesion of carbon dust on the inner wall of the equipment shell is reduced, and the carbon dust is not easy to remain in the equipment shell.
(4) The inner bottom end of the equipment shell is arranged to be a funnel-shaped structure, so that carbon ash is conveniently accumulated to the ash discharge pipe, and the carbon ash is conveniently discharged.
(5) The upper end fixedly connected with of equipment casing is a pair of support, and the third air advances the pipe and places in the upper end of support, alleviates the pressure that a pair of third air advances the pipe, makes a pair of third air advance the difficult fracture of pipe.
Drawings
Fig. 1 is a schematic top view of the present invention;
fig. 2 is a schematic front structural view of the present invention.
The reference numbers in the figures illustrate:
1 equipment shell, 2 inlet and exhaust pipes, 3 outlet and exhaust pipes, 4 air equalizing plates, 5 catalytic plates, 6 first air inlet pipes, 7 second air inlet pipes, 8 third air inlet pipes, 9 fourth air inlet pipes, 10 fans, 11 valves, 12 ash outlet pipes, 13 supports and 14 induced draft plates.
Detailed Description
The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", 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 description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, 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", "sleeved/connected", "connected", and the like are to be understood in a broad sense, 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example 1:
referring to fig. 1-2, a catalytic combustion-based exhaust gas treatment device comprises an equipment housing 1, wherein the left and right ends of the equipment housing 1 are respectively and fixedly connected with an exhaust gas inlet pipe 2 and an exhaust gas outlet pipe 3, the inner wall of the equipment housing 1 is sequentially and fixedly connected with an air equalizing plate 4 and a catalytic plate 5 from left to right, the air equalizing plate 4 is provided with uniformly distributed vent holes, the front and rear ends of the equipment housing 1 are respectively and fixedly connected with a plurality of uniformly distributed first air inlet pipes 6, the first air inlet pipes 6 are positioned between the air equalizing plate 4 and the catalytic plate 5, one ends of the plurality of first air inlet pipes 6 far away from the equipment housing 1 at the same side are fixedly connected with a second air inlet pipe 7, one end of the second air inlet pipe 7 far away from the first air inlet pipe 6 is fixedly connected with a third air inlet pipe 8, a fourth air inlet pipe 9 is fixedly connected between the two third air inlet pipes 8, and the fourth air inlet pipe 9 is positioned at the upper side of the equipment housing 1, the upper end of the fourth air inlet pipe 9 is fixedly connected with a fan 10, the lower end of the equipment shell 1 is fixedly connected with an ash outlet pipe 12, and valves 11 are respectively arranged on the waste gas inlet pipe 2, the waste gas outlet pipe 3 and the ash outlet pipe 12.
An induced draft plate 14 corresponding to the second air inlet pipe 7 is fixedly connected on the inner wall of the equipment shell 1, the induced draft plate 14 is positioned between the air equalizing plate 4 and the first air inlet pipe 6, the air guide plate 14 is obliquely arranged, the air guide plate 14 has an air guide function, air is guided to the catalytic plate 5, the carbon dust on the surface of the catalytic plate 5 is blown off, a high-temperature resistant anti-sticking coating is uniformly coated on the inner wall of the equipment shell 1, the adhesion of the carbon dust on the inner wall of the equipment shell 1 is reduced, the carbon dust is not easy to remain in the equipment shell 1, the inner bottom end of the equipment shell 1 is arranged to be in a funnel-shaped structure, the carbon dust is convenient to accumulate to the dust outlet pipe 12, thereby be convenient for the discharge of charcoal ash, the upper end fixedly connected with of equipment casing 1 is a pair of support 13, and third air advances the pipe 8 and places in the upper end of support 13, alleviates the pressure that a pair of third air advances pipe 8, makes a pair of third air advance pipe 8 difficult fracture.
When the catalytic board is used for a long time, the surface of the catalytic board 5 can generate carbon formation, the fan 10 can be opened, the fan 10 sends outside air into the equipment shell 1 through the third air inlet pipe 8, the second air inlet pipe 7 and the first air inlet pipe 6 in sequence, so that the carbon formation can be burnt at increased temperature in the equipment shell 1, the carbon dust on the surface of the equipment shell 1 is blown off through the action of the first air inlet pipes 6, the carbon dust is not easy to stay on the catalytic board 5, and a user can open the valves 11 on the waste gas inlet pipe 2 and the waste gas outlet pipe 3 after the waste gas treatment is finished, the valve 11 on the ash discharge pipe 12 is opened by introducing air, and the carbon ash accumulated at the bottom end in the equipment shell 1 is discharged as completely as possible, so that the waste gas treatment effect is not easily influenced by the carbon ash.
The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.
Claims (5)
1. An exhaust gas treatment device based on catalytic combustion, comprising an equipment housing (1), characterized in that: the left end and the right end of the equipment shell (1) are respectively fixedly connected with an inlet gas pipe (2) and an outlet gas pipe (3), the inner wall of the equipment shell (1) is sequentially and fixedly connected with an air equalizing plate (4) and a catalyzing plate (5) from left to right, the front end and the rear end of the equipment shell (1) are respectively and fixedly connected with a plurality of uniformly distributed first air inlet pipes (6), the first air inlet pipes (6) are positioned between the air equalizing plate (4) and the catalyzing plate (5), the first air inlet pipes (6) positioned at the same side are fixedly connected with a second air inlet pipe (7) at one end far away from the equipment shell (1), the second air inlet pipe (7) is fixedly connected with a third air inlet pipe (8) at one end far away from the first air inlet pipe (6), a fourth air inlet pipe (9) is fixedly connected between the two third air inlet pipes (8), and the fourth air inlet pipe (9) is positioned at the upper side of the equipment shell (1), the upper end fixedly connected with fan (10) of pipe (9) is advanced to the fourth air, the lower extreme fixedly connected with ash pipe (12) of equipment casing (1), all install valve (11) on advancing exhaust gas pipe (2), exhaust gas pipe (3) and ash pipe (12).
2. A catalytic combustion-based exhaust gas treatment device according to claim 1, wherein: the air inlet plate (14) corresponding to the second air inlet pipe (7) is fixedly connected to the inner wall of the equipment shell (1), the air inlet plate (14) is located between the air equalizing plate (4) and the first air inlet pipe (6), and the air inlet plate (14) is obliquely arranged.
3. A catalytic combustion-based exhaust gas treatment device according to claim 1, wherein: the inner wall of the equipment shell (1) is uniformly coated with a high-temperature resistant anti-sticking coating.
4. A catalytic combustion-based exhaust gas treatment device according to claim 1, wherein: the inner bottom end of the equipment shell (1) is arranged into a funnel-shaped structure.
5. A catalytic combustion-based exhaust gas treatment device according to claim 1, wherein: the upper end of the equipment shell (1) is fixedly connected with a pair of supports (13), and the third air inlet pipe (8) is placed at the upper end of the supports (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921420756.6U CN211119418U (en) | 2019-08-29 | 2019-08-29 | Exhaust treatment device based on catalytic combustion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921420756.6U CN211119418U (en) | 2019-08-29 | 2019-08-29 | Exhaust treatment device based on catalytic combustion |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211119418U true CN211119418U (en) | 2020-07-28 |
Family
ID=71695204
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921420756.6U Expired - Fee Related CN211119418U (en) | 2019-08-29 | 2019-08-29 | Exhaust treatment device based on catalytic combustion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211119418U (en) |
-
2019
- 2019-08-29 CN CN201921420756.6U patent/CN211119418U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 |