CN216409019U - High temperature flue gas pipeline cooling device and water circulating system - Google Patents
High temperature flue gas pipeline cooling device and water circulating system Download PDFInfo
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- CN216409019U CN216409019U CN202122754029.7U CN202122754029U CN216409019U CN 216409019 U CN216409019 U CN 216409019U CN 202122754029 U CN202122754029 U CN 202122754029U CN 216409019 U CN216409019 U CN 216409019U
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- flue gas
- temperature flue
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- gas pipeline
- water outlet
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Abstract
The utility model discloses a high-temperature flue gas pipeline cooling device and a water circulating system. The second aspect, a high temperature flue gas pipeline cooling water circulation system, including pyrolysis oven and two combustion chambers, still include foretell high temperature flue gas pipeline cooling device, high temperature flue gas pipe connection is connected on the pyrolysis oven, is connected with between pyrolysis oven and the two combustion chambers and retrieves the air flue, is equipped with dust collector on retrieving the air flue, is equipped with at least one shower in the dust collector, and the shower is linked together with the water receiving tank, and the dust collector below is equipped with the outlet pipe, and the outlet pipe intercommunication has the inlet tube, and the inlet tube is linked together with the water distribution device. The utility model can cool the high-temperature flue gas in the high-temperature flue gas pipeline, can recycle water resources and reduce the waste of the water resources.
Description
Technical Field
The utility model relates to the technical field of high-temperature flue gas treatment, in particular to a high-temperature flue gas pipeline cooling device and a water circulation system.
Background
In the waste incineration treatment process, a large amount of high-temperature flue gas can be generated, and the high-temperature flue gas easily corrodes the high-temperature flue gas pipeline when moving in the high-temperature flue gas pipeline, so that the service life of the high-temperature flue gas pipeline is influenced.
At present, the high-temperature flue gas in the high-temperature flue gas pipeline is cooled by adopting a water cooling or air cooling mode, and the existing water cooling mode easily causes waste of water resources.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a high-temperature flue gas pipeline cooling device and a water circulation system, which can cool high-temperature flue gas in a high-temperature flue gas pipeline, can recycle water resources and reduce waste of the water resources.
In order to solve the technical problem, the utility model adopts the following scheme:
in a first aspect, a high-temperature flue gas pipeline cooling device comprises a high-temperature flue gas pipeline, one side of the high-temperature flue gas pipeline is communicated with a water distribution device used for forming a water curtain capable of penetrating through the high-temperature flue gas pipeline, a water outlet is formed in the water distribution device facing the high-temperature flue gas pipeline, and a water receiving tank used for receiving the water curtain is arranged on one side, opposite to the water distribution device, of the high-temperature flue gas pipeline. The water curtain which penetrates through the high-temperature flue gas pipeline and is generated by the water distribution device can cool the high-temperature flue gas and can remove smoke dust in the high-temperature flue gas.
Furthermore, the water distribution device is connected to the side wall of the high-temperature flue gas pipeline in an arc shape. The high-temperature flue gas distribution device has the advantages that the high-temperature flue gas distribution device is attached to a high-temperature flue gas pipeline, the flowing of high-temperature flue gas in the high-temperature flue gas pipeline is not influenced, and the high-temperature flue gas is prevented from contacting with the lower side of the water distribution device to cause the damage of the water distribution device.
Further, the height of the water outlet is less than 5 mm. The device is used for improving the pressure of the water curtain sprayed out from the water outlet, and preventing water flow from directly falling into the lower part of the high-temperature flue gas pipeline due to the fact that the water pressure at the water outlet is too small.
Further, the water outlet is at least two circular through holes.
Furthermore, the water outlet is a strip-shaped through opening.
The second aspect, a high temperature flue gas pipeline cooling water circulation system, including pyrolysis oven and two combustion chambers, still include foretell high temperature flue gas pipeline cooling device, high temperature flue gas pipe connection is connected with the recovery air flue between pyrolysis oven and the two combustion chambers on the pyrolysis oven, is equipped with dust collector on the recovery air flue, is equipped with at least one shower head in the dust collector, and the shower head is linked together with the water receiving tank, and the dust collector below is equipped with the outlet pipe, and the outlet pipe intercommunication has the inlet tube, and the inlet tube is linked together with the water distribution device. The recovery air flue communicated with the second combustion chamber is arranged on the upper side of the bottom surface of the dust removal device. The device has the effects that combustible flue gas generated in the pyrolysis treatment of the pyrolysis furnace enters the dust removal device through the recovery air channel, the dust removal device removes smoke dust in the combustible flue gas through the arrangement of the spray head, and water sprayed by the spray head sequentially enters the water distribution device through the water outlet pipe and the water inlet pipe for recycling.
Furthermore, a sludge discharge pipe is arranged below the dust removal device. The function of the device is to discharge sludge generated in the dust removal process.
Furthermore, a filter screen is arranged at the joint of the water outlet pipe and the dust removal device. The water filter has the function of filtering the recycled water.
Furthermore, a water pump is arranged between the water inlet pipe and the water outlet pipe. The water distribution device has the functions of lifting the water in the water outlet pipe into the water distribution device through the water inlet pipe and providing water pressure for the spraying of the water distribution device.
Furthermore, the spray header is arranged close to a recovery air channel connected with the pyrolysis furnace.
The utility model has the following beneficial effects:
1. the water curtain which is generated by the water distribution device and penetrates through the high-temperature flue gas pipeline can cool the high-temperature flue gas and remove smoke dust in the high-temperature flue gas;
2. smoke dust in the combustible flue gas is removed through the arrangement of the spray header, and water sprayed by the spray header sequentially passes through the water outlet pipe and the water inlet pipe and enters the water distribution device for cyclic utilization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic top view of the water distribution apparatus in example 1;
FIG. 3 is a schematic right-view structural view of the water distribution device in example 1;
FIG. 4 is a schematic top view showing the structure of the water distribution apparatus in example 2;
fig. 5 is a schematic right-view structural view of the water distribution device in embodiment 2.
The reference numerals are explained below: 1. a high temperature flue gas duct; 2. a water distribution device; 3. a water outlet; 4. a water receiving tank; 5. a pyrolysis furnace; 6. a second combustion chamber; 7. recovering the air channel; 8. a dust removal device; 9. a shower head; 10. a water outlet pipe; 11. a water inlet pipe; 12. a sludge discharge pipe; 13. filtering with a screen; 14. and (4) a water pump.
Detailed Description
The present invention will be described in further detail with reference to examples and drawings, but the present invention is not limited to these examples.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "longitudinal", "lateral", "horizontal", "inner", "outer", "front", "rear", "top", "bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or the orientations or positional relationships that are conventionally placed when the products of the present invention are used, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is 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.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "open," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
Example 1
In a first aspect, as shown in fig. 1, a high temperature flue gas duct cooling device includes a high temperature flue gas duct 1, one side of the high temperature flue gas duct 1 is communicated with a water distribution device 2 for forming a water curtain capable of passing through the high temperature flue gas duct 1, the water distribution device 2 is provided with a water outlet 3 facing the high temperature flue gas duct 1, and one side of the high temperature flue gas duct 1 opposite to the water distribution device 2 is provided with a water receiving tank 4 for receiving the water curtain. The water distributor has the effects that the water curtain which is generated by the water distributor 2 and penetrates through the high-temperature flue gas pipeline 1 can cool the high-temperature flue gas and can remove smoke dust in the high-temperature flue gas.
Specifically, as shown in fig. 1, the water distribution device 2 is connected to the side wall of the high-temperature flue gas duct 1 in an arc shape. The high-temperature flue gas distribution device has the advantages that the high-temperature flue gas distribution device is attached to the high-temperature flue gas pipeline 1, the flowing of high-temperature flue gas in the high-temperature flue gas pipeline 1 is not influenced, and the high-temperature flue gas is prevented from contacting with the lower side of the water distribution device 2 to cause the damage of the water distribution device 2.
Specifically, as shown in fig. 1, the height of the water outlet 3 is less than 5 mm. The device has the effects of improving the pressure of the water curtain sprayed out from the water outlet 3 and preventing water flow from directly falling into the lower part of the high-temperature flue gas pipeline 1 due to the fact that the water pressure at the water outlet 3 is too small.
Specifically, as shown in fig. 2 and 3, the water outlet 3 is at least two circular through holes.
In a second aspect, as shown in fig. 1, a cooling water circulation system of a high-temperature flue gas pipeline 1 includes a pyrolysis furnace 5 and a second combustion chamber 6, and further includes a high-temperature flue gas pipeline cooling device as described above, the high-temperature flue gas pipeline 1 is connected to the pyrolysis furnace 5, a recovery air passage 7 is connected between the pyrolysis furnace 5 and the second combustion chamber 6, a dust removing device 8 is arranged on the recovery air passage 7, at least one spray header 9 is arranged in the dust removing device 8, the spray header 9 is communicated with a water receiving tank 4, a water outlet pipe 10 is arranged below the dust removing device 8, the water outlet pipe 10 is communicated with a water inlet pipe 11, and the water inlet pipe 11 is communicated with a water distribution device 2. The device has the effects that combustible flue gas generated in the pyrolysis treatment of the pyrolysis furnace 5 enters the dust removal device 8 through the recovery air channel 7, the dust removal device 8 removes smoke dust in the combustible flue gas through the arrangement of the spray header 9, and water sprayed out of the spray header 9 sequentially passes through the water outlet pipe 10 and the water inlet pipe 11 and enters the water distribution device 2 for recycling.
Specifically, as shown in fig. 1, a sludge discharge pipe 12 is arranged below the dust removing device 8. The function of the device is to discharge sludge generated in the dust removal process.
Specifically, as shown in fig. 1, a filter screen 13 is disposed at a connection position of the water outlet pipe 10 and the dust removing device 8. The water filter has the function of filtering the recycled water.
Specifically, as shown in fig. 1, a water pump 14 is disposed between the water inlet pipe 11 and the water outlet pipe 10. The function of the lifting device is to lift the water in the water outlet pipe 10 into the water distribution device 2 through the water inlet pipe 11 and to provide water pressure for the spraying of the water distribution device 2.
Specifically, as shown in fig. 1, the shower head 9 is provided adjacent to the recovery duct 7 connected to the pyrolysis furnace 5.
The working principle of the embodiment is explained as follows: the pyrolysis furnace produces high temperature flue gas when carrying out pyrolysis treatment to rubbish, and the water distribution device passes through the water curtain that passes high temperature flue gas pipeline that the delivery port produced, can cool off the high temperature flue gas and can get rid of the smoke and dust in the high temperature flue gas. The water curtain falls into the water receiving tank and then flows into a spray header in the dust removal device, water sprayed by the spray header is used for removing dust and purifying soluble smoke dust in the combustible gas generated by the pyrolysis furnace, the water sprayed by the spray header enters a water outlet pipe after passing through a filter screen, sludge enters a sludge discharge pipe, and the evolved combustible gas enters a secondary combustion chamber; the water in the water outlet pipe enters the water inlet pipe through the water pump and finally flows into the water distribution device for recycling.
Example 2
As shown in fig. 4 and 5, the water outlet 3 is a strip-shaped through opening.
The rest of the structure and the operation principle are the same as those of the embodiment 1.
The foregoing is only a preferred embodiment of the present invention, and the present invention is not limited thereto in any way, and any simple modification, equivalent replacement and improvement made to the above embodiment within the spirit and principle of the present invention still fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a high temperature flue gas pipeline cooling device, includes high temperature flue gas pipeline (1), its characterized in that: one side of the high-temperature flue gas pipeline (1) is communicated with a water distribution device (2) which is used for forming a water curtain capable of penetrating through the high-temperature flue gas pipeline (1), a water outlet (3) is formed in the water distribution device (2) towards the high-temperature flue gas pipeline (1), and a water receiving groove (4) used for receiving the water curtain is formed in one side, opposite to the water distribution device (2), of the high-temperature flue gas pipeline (1).
2. The high-temperature flue gas pipeline cooling device according to claim 1, wherein: the water distribution device (2) is connected to the side wall of the high-temperature flue gas pipeline (1) in an arc shape.
3. The high-temperature flue gas pipeline cooling device according to claim 1, wherein: the height of the water outlet (3) is less than 5 mm.
4. The high-temperature flue gas pipeline cooling device according to claim 1, wherein: the water outlet (3) is at least two circular through holes.
5. The high-temperature flue gas pipeline cooling device according to claim 1, wherein: the water outlet (3) is a strip-shaped through opening.
6. The utility model provides a high temperature flue gas pipeline cooling water circulation system, includes pyrolysis oven (5) and second combustion chamber (6), its characterized in that: the high-temperature flue gas pipeline (1) cooling device further comprises any one of claims 1 to 5, the high-temperature flue gas pipeline (1) is connected to the pyrolysis furnace (5), a recovery air flue (7) is connected between the pyrolysis furnace (5) and the secondary combustion chamber (6), a dust removal device (8) is arranged on the recovery air flue (7), at least one spray header (9) is arranged in the dust removal device (8), the spray header (9) is communicated with the water receiving tank (4), a water outlet pipe (10) is arranged below the dust removal device (8), the water outlet pipe (10) is communicated with a water inlet pipe (11), and the water inlet pipe (11) is communicated with the water distribution device (2).
7. The high-temperature flue gas pipeline cooling water circulation system of claim 6, wherein: a sludge discharge pipe (12) is arranged below the dust removal device (8).
8. The high-temperature flue gas pipeline cooling water circulation system of claim 6, wherein: and a filter screen (13) is arranged at the joint of the water outlet pipe (10) and the dust removal device (8).
9. The high-temperature flue gas pipeline cooling water circulation system of claim 6, wherein: and a water pump (14) is arranged between the water inlet pipe (11) and the water outlet pipe (10).
10. The high-temperature flue gas pipeline cooling water circulation system of claim 6, wherein: the spray header (9) is arranged close to the recovery air channel (7) connected with the pyrolysis furnace (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122754029.7U CN216409019U (en) | 2021-11-11 | 2021-11-11 | High temperature flue gas pipeline cooling device and water circulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122754029.7U CN216409019U (en) | 2021-11-11 | 2021-11-11 | High temperature flue gas pipeline cooling device and water circulating system |
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| Publication Number | Publication Date |
|---|---|
| CN216409019U true CN216409019U (en) | 2022-04-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN202122754029.7U Active CN216409019U (en) | 2021-11-11 | 2021-11-11 | High temperature flue gas pipeline cooling device and water circulating system |
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| CN (1) | CN216409019U (en) |
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2021
- 2021-11-11 CN CN202122754029.7U patent/CN216409019U/en active Active
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