CN217235621U - Catalytic combustion reactor for waste gas treatment - Google Patents
Catalytic combustion reactor for waste gas treatment Download PDFInfo
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- CN217235621U CN217235621U CN202220294641.2U CN202220294641U CN217235621U CN 217235621 U CN217235621 U CN 217235621U CN 202220294641 U CN202220294641 U CN 202220294641U CN 217235621 U CN217235621 U CN 217235621U
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- heat exchange
- gas
- inlet pipe
- combustion chamber
- catalytic
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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)
Abstract
The utility model discloses a catalytic combustion reactor for exhaust-gas treatment, including handling the case, the gas collecting channel, the gas outlet, the intake pipe, the combustor, outlet pipe I, outlet pipe II, inlet tube I, inlet tube II, catalytic unit, the one-level heat exchanger fin, the second grade heat exchanger fin, a baffle, the limiting plate, spring I, the loose pin, the ventilation hole, the combustion chamber, U type pipe, the combustor, it is equipped with the baffle to handle incasement portion, the baffle below is the combustion chamber, combustion chamber one side is equipped with the combustor, the combustor is linked together with the combustor, the combustor is installed in handling the case outside, both sides are equipped with a plurality of limiting plates about the combustion chamber, limiting plate inside movable mounting has the loose pin. The utility model discloses a direct incasement portion baffle that will handle is changed into multistage heat exchanger fin, can be in the recycle of the inside waste heat of accomplishing of processing case, occupation space not to with catalyst panel modularization design, the change and the installation of the catalyst board of being convenient for have improved the treatment effeciency of waste gas.
Description
Technical Field
The utility model belongs to the technical field of exhaust gas catalytic combustion, in particular to catalytic combustion reactor for exhaust-gas treatment.
Background
Compared with direct combustion, the combustion of the waste gas under the action of the catalyst has lower catalytic combustion temperature, more complete combustion and wide application, but the traditional catalytic combustion device has the following problems in the use process: 1) a waste heat recovery device is usually arranged in the catalytic combustion process, most of the traditional waste heat recovery only involves primary waste heat recovery, so that the waste heat recovery efficiency is poor, extra space is required to be arranged, and certain requirements are met on the installation space of equipment and the like; 2) catalytic combustion has certain loss to the catalyst, needs regularly to change the catalyst, and traditional catalytic combustion device is inconvenient to the change of catalyst board, wastes time and energy, seriously influences the treatment effeciency of waste gas.
Disclosure of Invention
The utility model aims at overcoming not enough among the prior art, providing a catalytic combustion reactor for exhaust-gas treatment, through direct change into multistage heat exchanger fin with handling incasement portion baffle, can be in the recycle of handling incasement portion completion waste heat, occupation space not to with catalyst board modularization design, the change and the installation of the catalyst board of being convenient for have improved the treatment effeciency of waste gas.
In order to realize the purpose, the utility model discloses a technical scheme is:
a catalytic combustion reactor for waste gas treatment comprises a treatment box, a gas collecting hood, a gas outlet, a gas inlet pipe, a burner, a water outlet pipe I, a water outlet pipe II, a water inlet pipe I, a water inlet pipe II, a catalytic device, a primary heat exchange sheet, a secondary heat exchange sheet, a partition plate, a limiting plate, a spring I, a movable pin, a ventilation hole, a combustion chamber, a U-shaped pipe and a burner, wherein the partition plate is arranged inside the treatment box, the combustion chamber is arranged below the partition plate, the burner is arranged on one side of the combustion chamber and communicated with the burner, the burner is arranged outside the treatment box, a plurality of limiting plates are arranged on the upper side and the lower side of the combustion chamber, the movable pin is movably arranged inside the limiting plate, the spring I is fixedly arranged at one end of the movable pin, the catalytic device is movably arranged between the limiting plates, the secondary heat exchange sheet and the primary heat exchange sheet are arranged above the partition plate, and the primary heat exchange sheet are fixedly connected but not communicated with the secondary heat exchange sheet, a plurality of ventilation holes are formed in the first-stage heat exchange piece and the second-stage heat exchange piece, one side of the first-stage heat exchange piece is fixedly communicated with a water inlet pipe I, one side of the first-stage heat exchange piece is fixedly communicated with a water outlet pipe I, one side of the second-stage heat exchange piece is fixedly communicated with a water inlet pipe II, the other side of the second-stage heat exchange piece is fixedly communicated with a water outlet pipe II, a gas collecting hood is fixedly arranged above the treatment box, and a gas outlet is formed in the gas collecting hood; the inside of the treatment box is provided with an S-shaped air inlet pipe along the air flowing direction, the tail end of the air inlet pipe is fixedly communicated with a U-shaped pipe, and the U-shaped pipe is provided with a plurality of air outlet holes.
All be equipped with fixed stop on one-level heat exchanger fin and the second grade heat exchanger fin, with handling the case cooperation, make waste gas be "S" shape flow from bottom to top, increase the contact time of high temperature air and one-level heat exchanger fin and second grade heat exchanger fin.
Catalytic unit includes the catalyst board, press the depression bar, the locking board, the draw-in groove, the movable block, the spacing groove, the locking is detained, spring II, the installation drawer, the inside cavity of installation drawer is installed the catalyst board, installation drawer both sides movable mounting has press the depression bar, press depression bar one side and be equipped with the draw-in groove, press the depression bar and go deep into installation drawer one end and be equipped with spring II, the other end is equipped with the locking board, locking board one side is equipped with the locking and detains, the locking is detained movable mounting on the installation drawer, the through-hole has all been seted up to installation drawer both sides, the inside both sides of through-hole are equipped with the spacing groove, spacing inslot movable mounting has the movable block.
Preferably, the ventilation holes are distributed on the first-stage heat exchange fins and the second-stage heat exchange fins in a staggered mode, so that the retention time of high-temperature air between the first-stage heat exchange fins and the second-stage heat exchange fins can be prolonged, and the heat exchange efficiency is improved.
Preferably, the catalyst plate is a honeycomb catalyst plate, and a precious metal coating is arranged on the honeycomb catalyst plate, so that the catalytic combustion effect can be enhanced, and the catalytic efficiency is improved.
Preferably, one end of the installation drawer is provided with a handle, so that the installation drawer can be conveniently and integrally drawn out.
Preferably, two corners of the tail end of the mounting drawer are chamfered at 45 degrees, so that the mounting is facilitated.
Compared with the prior art, the utility model beneficial effect shows:
1) the multistage heat exchange fins are arranged in the processing box, so that the heat exchange efficiency can be improved, no redundant space is occupied, and the vent holes are formed in the heat exchange fins in a staggered manner, so that high-temperature gas can flow in the processing box along a preset direction, the contact time of the high-temperature gas and the heat exchange fins is prolonged, and the heat exchange efficiency is further improved;
2) through with catalyst board modularized design, the movable pin carries out the card to the installation drawer and fixes, avoids the displacement, through pressing the depression bar, makes the movable block of spacing inslot carry out certain removal, releases the movable pin, accomplishes breaking away from of movable pin, takes out the installation drawer, and the spacing groove can prevent falling out of movable block and drop, and the final 45 degrees chamfers of installation drawer can be convenient for catalytic unit's integral erection.
Drawings
FIG. 1 is a schematic structural view of a catalytic combustion reactor for treating exhaust gas according to the present invention;
FIG. 2 is a schematic side view of a catalytic combustion reactor for treating exhaust gas according to the present invention;
FIG. 3 is a schematic view of the internal structure of a catalytic combustion reactor for treating exhaust gas according to the present invention;
FIG. 4 is a schematic view of the internal structure of the first and second heat exchanger fins;
FIG. 5 is a schematic structural view of a spring II;
FIG. 6 is a schematic view of a removable pin configuration;
FIG. 7 is an enlarged view of a portion of FIG. 5 at A;
FIG. 8 is an enlarged view of a portion of FIG. 5 at B;
in the figure: 10. a treatment tank; 11. a gas-collecting hood; 12. an air outlet; 13. an air inlet pipe; 14. a combustion engine; 15. a water outlet pipe I; 16. a water outlet pipe II; 17. a water inlet pipe I; 18. a water inlet pipe II; 19. a catalytic device; 101. a first stage heat exchanger fin; 102. fixing a baffle plate; 103. a secondary heat exchanger fin; 104. a partition plate; 105. a limiting plate; 1051. a spring I; 1052. a movable pin; 106. a vent hole; 107. a combustion chamber; 131. a U-shaped pipe; 141. a burner; 191. a catalyst plate; 192. a handle; 193. a pressing lever; 1931. a locking plate; 1932. a card slot; 194. a movable block; 195. a limiting groove; 196. a locking buckle; 197. a spring II; 198. and (5) installing a drawer.
Detailed Description
For the convenience of understanding of those skilled in the art, the technical solution of the present invention will be further specifically described with reference to fig. 1 to 8.
A catalytic combustion reactor for waste gas treatment comprises a treatment box 10, a gas collecting hood 11, a gas outlet 12, a gas inlet pipe 13, a burner 14, a water outlet pipe I15, a water outlet pipe II 16, a water inlet pipe I17, a water inlet pipe II 18, a catalytic device 19, a primary heat exchange plate 101, a secondary heat exchange plate 103, a partition plate 104, a limiting plate 105, a spring I1051, a movable pin 1052, a vent 106, a combustion chamber 107, a U-shaped pipe 131 and a burner 141, wherein the partition plate 104 is arranged inside the treatment box 10, the combustion chamber 107 is arranged below the partition plate 104, the burner 141 is arranged on one side of the combustion chamber 107, the burner 141 is communicated with the burner 14, the burner 14 is arranged outside the treatment box 10, the limiting plates 105 are arranged on the upper side and the lower side of the combustion chamber 107, the movable pin 1052 is movably arranged inside the limiting plate 105, the spring I1051 is fixedly arranged at one end of the movable pin 1052, the catalytic device 19 is movably arranged between the limiting plates 105, the secondary heat exchange plate 103 and the primary heat exchange plate 101 are arranged above the partition plate 104, the first-stage heat exchange plate 101 and the second-stage heat exchange plate 103 are fixedly connected but not communicated, a plurality of ventilation holes 106 are formed in the first-stage heat exchange plate 101 and the second-stage heat exchange plate 103, one side of the first-stage heat exchange plate 101 is fixedly communicated with a water inlet pipe I17, one side of the first-stage heat exchange plate 101 is fixedly communicated with a water outlet pipe I15, one side of the second-stage heat exchange plate 103 is fixedly communicated with a water inlet pipe II 18, the other side of the second-stage heat exchange plate 103 is fixedly communicated with a water outlet pipe II 16, a gas collecting hood 11 is fixedly installed above the treatment box 10, and a gas outlet 12 is formed in the gas collecting hood 11; an S-shaped air inlet pipe 13 is arranged in the processing box 10 along the air flowing direction, the tail end of the air inlet pipe 13 is fixedly communicated with a U-shaped pipe 131, and a plurality of air outlet holes are formed in the U-shaped pipe 131.
The first-stage heat exchange fins 101 and the second-stage heat exchange fins 103 are provided with fixing baffle plates 102 which are matched with the treatment box 10, so that waste gas can flow in an S shape from bottom to top, and the contact time of high-temperature air with the first-stage heat exchange fins 101 and the second-stage heat exchange fins 103 is prolonged.
The vent holes 106 are distributed on the first-stage heat exchange fins 101 and the second-stage heat exchange fins 103 in a staggered manner, so that the retention time of high-temperature air between the first-stage heat exchange fins 101 and the second-stage heat exchange fins 103 can be prolonged, and the heat exchange efficiency is improved.
The catalyst plate 191 is a honeycomb catalyst plate, and a precious metal coating is arranged on the honeycomb catalyst plate, so that the catalytic combustion effect can be enhanced, and the catalytic efficiency is improved.
One end of the installation drawer 198 is provided with a handle 192, which is convenient for the installation drawer 198 to be integrally drawn out.
Two corners at the tail end of the mounting drawer 198 are provided with 45-degree chamfers, so that the mounting is convenient.
A catalytic combustion reactor for treating exhaust gas comprises the following working processes: when catalytic combustion of waste gas is needed, the waste gas is introduced into the gas inlet pipe 13, the gas inlet pipe 13 is arranged in an S shape in the treatment box 10 and can preheat the waste gas by utilizing the temperature in the treatment box 10, so that the waste gas is more sufficiently combusted when being sprayed out from the air outlet hole on the U-shaped pipe 131 at the tail end of the gas inlet pipe 13, the burner 14 ignites the waste gas in the combustion chamber 107 through the burner 141, and catalyzes the waste gas through the multiple groups of catalytic devices 19 arranged up and down to ensure that the waste gas is more sufficiently combusted, cooling water is introduced into the water inlet pipe I17 and the water inlet pipe II 18, flows out of the water outlet pipe I15 and the water outlet pipe II 16 after passing through the first-stage heat exchange plate 101 and the second-stage heat exchange plate 103, the waste heat is recycled, and the gas after heat exchange is discharged from the air outlet 12;
when catalyst plate 191 needs to be changed, press the pole 193 through pressing installation drawer 198 both sides, make the movable block 194 can follow and press pole 193 one side draw-in groove 1932 and remove, it is ejecting with activity round pin 1052, activity hole is the round hole on limiting plate 105 for activity round pin 1052, the activity block 194 is square, can avoid the movable block 194 to get into in the limiting plate 105, after the activity round pin is ejecting with the activity round pin as the movable block 194, through rotatory hasp 196, pole 193 one end locking plate 1931 is pressed to the joint, prevent to press the pole 193 to pop out, take out installation drawer 198 through handle 192 this moment and handle case 10, it can to change catalyst plate 191, during the installation, can directly push installation drawer 198 along limiting plate 105, and open the hasp 196, make activity round pin 1052 block installation drawer 198, prevent the displacement, can continue to carry out the catalytic combustion of waste gas.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (6)
1. A catalytic combustion reactor for waste gas treatment comprises a treatment box, a gas collecting hood, a gas outlet, a gas inlet pipe, a burner, a water outlet pipe I, a water outlet pipe II, a water inlet pipe I, a water inlet pipe II, a catalytic device, a primary heat exchange sheet, a secondary heat exchange sheet, a partition plate, limiting plates, a spring I, movable pins, a ventilation hole, a combustion chamber, a U-shaped pipe and a burner, and is characterized in that the partition plate is arranged inside the treatment box, the combustion chamber is arranged below the partition plate, the burner is arranged on one side of the combustion chamber and communicated with the burner, the burner is arranged on the outer side of the treatment box, a plurality of limiting plates are arranged on the upper side and the lower side of the combustion chamber, the movable pins are movably arranged inside the limiting plates, the spring I is fixedly arranged at one end of the movable pins, the catalytic device is movably arranged between the limiting plates, the secondary heat exchange sheet and the primary heat exchange sheet are arranged above the partition plate, the primary heat exchange sheet and the secondary heat exchange sheet are fixedly connected but not communicated, a plurality of ventilation holes are formed in the first-stage heat exchange piece and the second-stage heat exchange piece, one side of the first-stage heat exchange piece is fixedly communicated with a water inlet pipe I, one side of the first-stage heat exchange piece is fixedly communicated with a water outlet pipe I, one side of the second-stage heat exchange piece is fixedly communicated with a water inlet pipe II, the other side of the second-stage heat exchange piece is fixedly communicated with a water outlet pipe II, a gas collecting hood is fixedly arranged above the treatment box, and a gas outlet is formed in the gas collecting hood; an S-shaped air inlet pipe is arranged in the processing box along the air flowing direction, the tail end of the air inlet pipe is fixedly communicated with a U-shaped pipe, and a plurality of air outlet holes are formed in the U-shaped pipe;
catalytic unit includes the catalyst board, press the depression bar, the locking board, the draw-in groove, the movable block, the spacing groove, the locking is detained, spring II, the installation drawer, the inside cavity of installation drawer is installed the catalyst board, installation drawer both sides movable mounting has press the depression bar, press depression bar one side and be equipped with the draw-in groove, press the depression bar and go deep into installation drawer one end and be equipped with spring II, the other end is equipped with the locking board, locking board one side is equipped with the locking and detains, the locking is detained movable mounting on the installation drawer, the through-hole has all been seted up to installation drawer both sides, the inside both sides of through-hole are equipped with the spacing groove, spacing inslot movable mounting has the movable block.
2. The catalytic combustion reactor as set forth in claim 1, wherein the first and second heat exchanger plates are provided with fixed baffles.
3. The catalytic combustion reactor of claim 1, wherein the ventilation holes are distributed alternately between the first heat exchanger plate and the second heat exchanger plate.
4. The catalytic combustion reactor as claimed in claim 1, wherein the catalyst plate is a honeycomb catalyst plate, and the honeycomb catalyst plate is provided with a noble metal coating.
5. The catalytic combustion reactor of claim 1, wherein the mounting drawer has a handle at one end.
6. The catalytic combustion reactor of claim 1, wherein the drawer has 45 degree chamfers at two corners of the end of the drawer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220294641.2U CN217235621U (en) | 2022-02-14 | 2022-02-14 | Catalytic combustion reactor for waste gas treatment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220294641.2U CN217235621U (en) | 2022-02-14 | 2022-02-14 | Catalytic combustion reactor for waste gas treatment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217235621U true CN217235621U (en) | 2022-08-19 |
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ID=82834431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220294641.2U Active CN217235621U (en) | 2022-02-14 | 2022-02-14 | Catalytic combustion reactor for waste gas treatment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217235621U (en) |
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2022
- 2022-02-14 CN CN202220294641.2U patent/CN217235621U/en active Active
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