CN218452063U - Reaction device capable of enabling catalyst and waste gas to fully react - Google Patents
Reaction device capable of enabling catalyst and waste gas to fully react Download PDFInfo
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- CN218452063U CN218452063U CN202222644827.9U CN202222644827U CN218452063U CN 218452063 U CN218452063 U CN 218452063U CN 202222644827 U CN202222644827 U CN 202222644827U CN 218452063 U CN218452063 U CN 218452063U
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Abstract
The utility model discloses a can make reaction unit of catalyst and waste gas abundant reaction, relate to exhaust purification technical field, including the reaction tower, the inboard of reaction tower is provided with overflowing the board for bear with the waste gas reaction and carry out the catalyst that purifies to waste gas, the reaction tower has an entry and an export, and overflow the board and set up in an entry top of reaction tower, an entry for making outside waste gas pass through the reaction tower gets into in the reaction tower and through overflowing the board, so that place the catalyst that flows on the board and contact with above-mentioned waste gas. The utility model provides a can put more catalyst on the board flows excessively, when waste gas from bottom to top through the board that flows, can strike the catalyst that overflows on the board, makes above-mentioned catalyst be in the boiling state, and waste gas can carry out abundant contact and reaction with the catalyst that overflows on the board at this in-process, and overall structure is simple, has not only optimized the structure that uses among the exhaust purification process, still can improve exhaust purification's efficiency.
Description
Technical Field
The utility model relates to a waste gas purification technical field especially relates to a reaction unit that can make catalyst and waste gas fully react.
Background
The existing coal power plant and coal boiler apply two-stage desulfurization and denitration technology, lime ammonia water is adopted, quicklime and ammonia are used in the existing industrial tail gas treatment, the process is complex, the process flow is long, the number of used devices is large, the number of derived products is large, the system stability is poor, the overall structure is large, the process is complex, and the equipment is corroded, so that the system maintenance period is short, the maintenance workload is large, the overall use cost is increased, and the waste gas cannot be effectively purified.
SUMMERY OF THE UTILITY MODEL
The main objective of the utility model is to optimize the exhaust purification structure in order to provide a reaction unit that can make catalyst and waste gas fully react, make waste gas can fully contact with the catalyst in transportation process, and then fully react, reduce the structure or the device that use in the exhaust purification process.
The purpose of the utility model can be achieved by adopting the following technical scheme:
a reaction device capable of enabling catalyst and waste gas to fully react comprises a reaction tower, wherein an overflow plate is arranged on the inner side of the reaction tower and used for bearing a catalyst which reacts with the waste gas and purifying the waste gas, the overflow plate comprises a plate body and a plurality of gas through pipes penetrating through the top surface of the plate body, a plurality of through holes penetrate through the outer peripheral surface of each gas through pipe and are used for forming a conveying channel of the waste gas, the reaction tower is provided with an inlet and an outlet, the overflow plate is arranged above the inlet of the reaction tower and used for enabling the external waste gas to enter the reaction tower through the inlet of the reaction tower and to pass through the overflow plate so as to enable the catalyst placed on the overflow plate to be in contact with the waste gas, and the overflow plate is arranged below the outlet of the reaction tower and used for enabling the gas passing through the overflow plate to be discharged outwards through the outlet of the reaction tower.
Preferably, the reaction tower comprises a tower body and a lower tower cover which are distributed up and down, the lower tower cover is provided with an inlet for discharging external waste gas into the reaction tower through the inlet of the lower tower cover, and the overflowing plate is arranged above the lower tower cover and used for enabling the waste gas entering the reaction tower to pass through the overflowing plate.
Preferably, the reaction tower further comprises an upper tower cover arranged at the top end of the tower body, and the upper tower cover is provided with an outlet for discharging the gas passing through the overflow plate through the outlet of the upper tower cover.
Preferably, the side of tower body is provided with a plurality of windows, the window sets up in the top of overflowing the board.
Preferably, an agent conveying pipe is inserted through the side surface of the tower body and used for conveying the catalyst into the tower body from the outside, the agent conveying pipe is provided with an outlet, and the outlet of the agent conveying pipe is arranged above the overflowing plate.
Preferably, the top of tower lid is fixed with first crown plate down, the bottom of tower body is fixed with the second crown plate, the plate body sets up between first crown plate and second crown plate, the plate body is the disc type structure.
Preferably, a plurality of the gas siphunculus sets up in the inboard of tower body, the gas siphunculus is hollow cylinder structure.
Preferably, the bottom of the reaction tower is provided with a support frame, and an inlet of the lower tower cover is provided with a gas conveying pipe for conveying waste gas.
Preferably, the outer peripheral surface of the first annular plate protrudes out of the outer peripheral surface of the lower tower cover, the outer peripheral surface of the second annular plate protrudes out of the outer peripheral surface of the tower body, and the diameters of the plate bodies are respectively greater than the inner diameters of the first annular plate and the second annular plate.
The utility model has the advantages of that:
1. the utility model provides a can put more catalyst on the board flows excessively, when waste gas from bottom to top through the board that flows, can strike the catalyst that overflows on the board, makes above-mentioned catalyst be in the boiling state, and waste gas can carry out abundant contact and reaction with the catalyst that overflows on the board at this in-process, and overall structure is simple, and easy to assemble or with dismantle the maintenance, not only optimized the structure that uses among the exhaust purification process, still can improve the efficiency to exhaust purification.
2. The utility model provides a defeated agent pipe sets up in overflowing the board top, sustainable to carrying the catalyst in the tower body, from defeated agent pipe export in-process that drops downwards also can carry out abundant contact and reaction with the waste gas through overflowing the board moreover at the catalyst, and then reach the purpose that can make catalyst and waste gas fully react.
Drawings
Fig. 1 is a schematic front view of a reaction column according to an embodiment of the present invention;
fig. 2 is a schematic perspective view of a reaction tower according to an embodiment of the present invention;
fig. 3 is a schematic perspective view of a lower tower cover according to an embodiment of the present invention;
fig. 4 is a schematic perspective view of a lower tower cover and a flow passage plate according to an embodiment of the present invention;
fig. 5 is a schematic view of a three-dimensional structure of the flow passage plate according to the embodiment of the present invention.
In the figure: 1-a reaction tower, 101-a tower body, 102-an upper tower cover, 103-a lower tower cover, 4-a gas conveying pipe, 5-a support frame, 6-a window, 7-an overflow plate, 701-a plate body, 702-a gas through pipe, 8-a first annular plate, 9-a second annular plate and 10-a reagent conveying pipe.
Detailed Description
In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention is further described in detail below with reference to the following examples and drawings, but the embodiments of the present invention are not limited thereto.
As shown in fig. 1 to 5, the reaction apparatus for reacting a catalyst with an exhaust gas sufficiently according to the present embodiment includes a reaction tower 1, wherein an inner side of the reaction tower 1 is provided with an overflow plate 7 for supporting a rare earth catalyst that reacts with the exhaust gas and purifies the exhaust gas,
the overflowing plate 7 comprises a plate body 701 and a plurality of gas through pipes 702 penetrating through the top surface of the plate body 701, the top ends of the gas through pipes 702 protrude out of the top surface of the plate body 701, a plurality of through holes penetrate through the peripheral surface of the gas through pipes 702 to form a conveying channel of the exhaust gas, when the catalyst is placed, the catalyst can be covered on the plate body 701 and the gas through pipes 702 are covered, so that when the exhaust gas is conveyed from bottom to top through the overflowing plate 7, the catalyst can be completely contacted, the catalyst and the exhaust gas can continuously react, and the purpose of fully reacting the exhaust gas and the catalyst is achieved,
the reaction tower 1 has an inlet and an outlet, and the flow passing plate 7 is disposed above the inlet of the reaction tower 1 for allowing external exhaust gas to enter the reaction tower 1 through the inlet of the reaction tower 1 and to pass through the flow passing plate 7, so that the catalyst disposed on the flow passing plate 7 contacts with the exhaust gas, and the flow passing plate 7 is disposed below the outlet of the reaction tower 1 for allowing the gas passing through the flow passing plate 7 to be discharged outside through the outlet of the reaction tower 1.
In this embodiment, as shown in fig. 1 and fig. 2, the reaction tower 1 includes a tower body 101 and a lower tower cover 103 which are distributed up and down, the lower tower cover 103 has an inlet for allowing external exhaust gas to be discharged into the reaction tower 1 through the inlet of the lower tower cover 103, the flow passing plate 7 is disposed above the lower tower cover 103 for allowing the exhaust gas entering the reaction tower 1 to pass through the flow passing plate 7, so that the exhaust gas can be conveyed from bottom to top, when passing through the flow passing plate 7, the catalyst on the flow passing plate 7 can be impacted and fully contacted, the catalyst on the flow passing plate 7 can be continuously in a "boiling" state, and a part of the catalyst is in a suspended state, which is favorable for full reaction between the catalyst and the exhaust gas.
In this embodiment, as shown in fig. 1 and fig. 2, the reaction tower 1 further includes an upper cover 102 disposed at the top end of the tower body 101, the upper cover 102 has an outlet for discharging the gas passing through the flow-passing plate 7 through the outlet of the upper cover 102, so that the outlet of the upper cover 102 is far away from the flow-passing plate 7, when the gas is conveyed upwards through the flow-passing plate 7, a part of the catalyst will also float upwards, so that the gas can contact and react with the floating catalyst again, and the purpose of fully reacting the catalyst and the exhaust gas is effectively achieved again, and a cyclone separator can be connected at the outlet of the upper cover 102 for separating the gas and the catalyst.
In this embodiment, as shown in fig. 2, a plurality of windows 6 are disposed on a side surface of the tower body 101, the windows 6 are disposed above the flow-passing plate 7, and the amount of the catalyst on the flow-passing plate 7 can be observed through the windows 6, so as to facilitate filling of the catalyst.
In the present embodiment, as shown in fig. 1, an agent delivery pipe 10 is inserted through a side surface of the tower body 101 for delivering a catalyst into the tower body 101 from the outside, the agent delivery pipe 10 has an outlet, and the outlet of the agent delivery pipe 10 is disposed above the flow passing plate 7, so that the reaction tower 1 can be continuously filled with the catalyst when in use, and when the catalyst comes out from the outlet of the agent delivery pipe 10, the catalyst is spaced from the flow passing plate 7, and can be sufficiently contacted with the exhaust gas passing through the flow passing plate 7 during the falling process, thereby achieving the effect of sufficient reaction.
In this embodiment, as shown in fig. 1 and fig. 2, a first annular plate 8 is fixed at the top end of the lower tower cover 103, a second annular plate 9 is fixed at the bottom end of the tower body 101, the plate 701 is disposed between the first annular plate 8 and the second annular plate 9, and the plate 701 is of a disc type structure, so that the stability and the sealing performance of the reaction tower 1 are not affected, and the flow passing plate 7 is further effectively and tightly fixed.
In this embodiment, as shown in fig. 2 and 3, a plurality of gas through pipes 702 are provided inside the tower body 101, and the gas through pipes 702 have a hollow cylindrical structure, so that the exhaust gas from below can be transported upward only through the gas through pipes 702, and further, the exhaust gas can be sufficiently contacted with the catalyst around the gas through pipes 702.
In this embodiment, as shown in fig. 1 and 3, through holes are formed through the first ring plate 8, the second ring plate 9 and the top surface of the plate body, and the three can be fixed by screws and nuts.
In this embodiment, as shown in fig. 1, a support frame 5 is disposed at the bottom of the reaction tower 1, and a gas pipe 4 is disposed at the inlet of the lower tower cover 103 for conveying the waste gas from the outside to the inside of the reaction tower 1.
In the present embodiment, as shown in fig. 1, the outer peripheral surface of the first ring plate 8 protrudes from the outer peripheral surface of the lower tower cover 103, the outer peripheral surface of the second ring plate 9 protrudes from the outer peripheral surface of the tower body 101, and the diameters of the plate bodies 701 are respectively larger than the inner diameters of the first ring plate 8 and the second ring plate 9.
In summary, in the present embodiment, more catalyst can be placed on the flow-passing plate 7 provided in the present embodiment, when the exhaust gas passes through the flow-passing plate 7 from bottom to top, the catalyst on the flow-passing plate 7 is impacted, so that the catalyst is in a boiling state, in this process, the exhaust gas can fully contact and react with the catalyst on the flow-passing plate 7, the overall structure is simple, the structure used in the exhaust gas purification process is optimized, and the efficiency of exhaust gas purification can be improved.
The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.
Claims (9)
1. A reaction device capable of making catalyst and waste gas fully react is characterized in that: the reaction tower comprises a reaction tower (1), wherein an overflow plate (7) is arranged on the inner side of the reaction tower (1) and used for bearing a catalyst which reacts with waste gas and purifying the waste gas, the overflow plate (7) comprises a plate body (701) and a plurality of gas through pipes (702) penetrating through the top surface of the plate body (701), a plurality of through holes penetrate through the outer peripheral surface of the gas through pipes (702) and are used for forming a conveying channel of the waste gas, the reaction tower (1) is provided with an inlet and an outlet, the overflow plate (7) is arranged above the inlet of the reaction tower (1) and used for enabling external waste gas to enter the reaction tower (1) through the inlet of the reaction tower (1) and pass through the overflow plate (7) so that the catalyst placed on the overflow plate (7) is in contact with the waste gas, and the overflow plate (7) is arranged below the outlet of the reaction tower (1) and used for enabling the gas passing through the overflow plate (7) to be discharged outwards through the outlet of the reaction tower (1).
2. The reaction device according to claim 1, wherein the reaction device is characterized in that: the reaction tower (1) comprises a tower body (101) and a lower tower cover (103) which are distributed up and down, the lower tower cover (103) is provided with an inlet for discharging external waste gas into the reaction tower (1) through the inlet of the lower tower cover (103), and the overflowing plate (7) is arranged above the lower tower cover (103) and used for enabling the waste gas entering the reaction tower (1) to pass through the overflowing plate (7).
3. The reaction device according to claim 2, wherein the reaction device is characterized in that: the reaction tower (1) further comprises an upper tower cover (102) arranged at the top end of the tower body (101), wherein the upper tower cover (102) is provided with an outlet for discharging the gas passing through the overflowing plate (7) through the outlet of the upper tower cover (102).
4. The reaction device according to claim 2, wherein the reaction device is characterized in that: the side of tower body (101) is provided with a plurality of windows (6), window (6) set up in the top of overflowing board (7).
5. The reaction device according to claim 2, wherein the reaction device is characterized in that: the catalyst feeding device is characterized in that an agent conveying pipe (10) is inserted into the side face of the tower body (101) in a penetrating mode and used for conveying a catalyst into the tower body (101) from the outside, the agent conveying pipe (10) is provided with an outlet, and the outlet of the agent conveying pipe (10) is arranged above the overflowing plate (7).
6. The reaction device according to claim 2, wherein the reaction device is characterized in that: the top of lower tower lid (103) is fixed with first crown plate (8), the bottom mounting of tower body (101) has second crown plate (9), plate body (701) set up between first crown plate (8) and second crown plate (9), plate body (701) are the disc type structure.
7. The reaction device according to claim 6, wherein the reaction device is characterized in that: a plurality of gaseous siphunculus (702) set up in the inboard of tower body (101), gaseous siphunculus (702) are hollow cylinder structure.
8. The reaction device according to claim 2, wherein the reaction device is characterized in that: the bottom of the reaction tower (1) is provided with a support frame (5), and an inlet of the lower tower cover (103) is provided with a gas conveying pipe (4) for conveying waste gas.
9. The reaction device for allowing a catalyst to react with an exhaust gas according to claim 6, wherein: the outer peripheral face of first crown plate (8) protrusion in the outer peripheral face of lower tower lid (103), the outer peripheral face protrusion in the outer peripheral face of tower body (101) of second crown plate (9), plate body (701) diameter is greater than the internal diameter of first crown plate (8) and second crown plate (9) respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222644827.9U CN218452063U (en) | 2022-10-09 | 2022-10-09 | Reaction device capable of enabling catalyst and waste gas to fully react |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222644827.9U CN218452063U (en) | 2022-10-09 | 2022-10-09 | Reaction device capable of enabling catalyst and waste gas to fully react |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218452063U true CN218452063U (en) | 2023-02-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222644827.9U Active CN218452063U (en) | 2022-10-09 | 2022-10-09 | Reaction device capable of enabling catalyst and waste gas to fully react |
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| Country | Link |
|---|---|
| CN (1) | CN218452063U (en) |
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- 2022-10-09 CN CN202222644827.9U patent/CN218452063U/en active Active
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