CN211328734U - Flue gas purification device for waste incineration power plant - Google Patents
Flue gas purification device for waste incineration power plant Download PDFInfo
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- CN211328734U CN211328734U CN201921954543.1U CN201921954543U CN211328734U CN 211328734 U CN211328734 U CN 211328734U CN 201921954543 U CN201921954543 U CN 201921954543U CN 211328734 U CN211328734 U CN 211328734U
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Abstract
The utility model relates to the field of power plant waste gas purification, in particular to a flue gas purification device for a waste incineration power plant, which comprises a purification box and a water tank, wherein a filter screen is arranged in the middle inner cavity of the purification box, an exhaust pipe is communicated and arranged in the top inner cavity of the purification box, and the other end of the exhaust pipe extends into the water tank; the lower part inner chamber one side of purifying box has the air inlet portion, and the flue gas passes through the air inlet portion and gets into the purifying box back, continues the in-process that upwards overflows, utilizes the filter screen to filter the absorption, and the flue gas after the filter screen filters passes through the blast pipe and enters into the basin in the back, adsorbs through the clear water and filters, and can make the air that gets into in the basin by the intensive dispersion through the dispersion net that sets up, can further guarantee the purifying effect to the flue gas that gets into in the basin.
Description
Technical Field
The utility model relates to a power plant exhaust purification field specifically is a flue gas purification device is used in msw incineration power plant.
Background
The power plant is a factory that converts various primary energy sources in the nature into electric energy (secondary energy source), and with the increase of the demand of electric power, people begin to propose the idea of establishing an electric power production center, the development of motor manufacturing technology, the expansion of the application range of electric energy, the rapid increase of the demand of production on electricity, and the power plant follows the electric power production, and the current power plant has a plurality of power generation ways: thermal power plants refer to thermal power plants, hydroelectric power plants refer to hydroelectric power plants, and power plants refer to solar (photovoltaic) and wind and tidal power plants. When the power plant adopts msw incineration to generate electricity, the flue gas that msw incineration produced can cause a large amount of gaseous pollutants, can cause environmental pollution, does not conform to the national emission requirement to the environmental protection index, and the flue gas is when handling, and is comparatively troublesome, and the gas cleaning cost is higher.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a flue gas purification device is used in msw incineration power plant to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a flue gas purification device for a waste incineration power plant comprises a purification box and a water tank, wherein a filter screen is arranged in an inner cavity in the middle of the purification box, an exhaust pipe is communicated with an inner cavity in the top of the purification box, and the other end of the exhaust pipe extends into the water tank;
a dispersion net is arranged in the water tank, the end part of an exhaust pipe arranged in the water tank is arranged below the dispersion net, and the end part of the exhaust pipe arranged in the inner cavity at the top of the purification box is communicated with a gas collecting hood;
the lower inner cavity side of the purification box is provided with an air inlet part, smoke enters the purification box through the air inlet part and then continues to escape upwards, the smoke is filtered and adsorbed by the filter screen, the smoke filtered by the filter screen enters the water tank through the exhaust pipe and then is adsorbed and filtered by clean water, and the air entering the water tank can be fully dispersed through the arranged dispersion net, so that the purification effect of the smoke entering the water tank can be further ensured;
still be provided with the water spray subassembly in the top inner chamber of purifying box, the water spray subassembly includes establishes the water spray dish in the purifying box top inner chamber through the branch mount, the bottom symmetry of water spray dish is provided with at least two and is used for with the clear water atomizing spun atomizing nozzle of water spray dish inner chamber, just atomizing nozzle's spout orientation the gas collecting channel sets up.
As a further aspect of the present invention: the water spraying assembly further comprises a water replenishing pipe used for introducing clean water into the water spraying disc, and a water replenishing valve is installed on the water replenishing pipe.
As a further aspect of the present invention: the water spraying disc is of an annular structure, and the water spraying disc of the annular structure is arranged on the outer ring of the gas collecting hood in a surrounding mode.
As a further aspect of the present invention: the bottom of the inner cavity at the bottom of the purifying box is provided with a second sewage discharge pipe, and after a valve on the second sewage discharge pipe is opened, waste residues or sewage in the inner cavity at the bottom of the purifying box can be conveniently discharged.
As a further aspect of the present invention: the bottom one side of basin has first blow-off pipe, opens the valve on the first blow-off pipe, is convenient for discharge the sewage in the basin.
As a further aspect of the present invention: a water spray disc with a nozzle facing the filter screen is erected in an inner cavity in the middle of the purification box, wherein the water spray disc is positioned above the filter screen, the water inlet end of the water spray disc is connected with the cleaning main pipe through a cleaning branch pipe, and a cleaning valve is further installed on the cleaning branch pipe; the other end that washs the person in charge extends to in the basin, and arrange in washing in the basin is responsible for the bottom and is located directly over the dispersion net, wash and be responsible for and still install the scavenging pump, start the scavenging pump after, through pumping out the supernatant fluid in the basin to the purifying box in and spray through the water spray disc and go out, can wash the absorbent waste residue of lower surface of filter screen to the realization is to the washing maintenance effect of filter screen in the purifying box.
As a further aspect of the present invention: the inlet portion include with the air inlet section of thick bamboo that purifying box lower part inner chamber intercommunication is fixed, the inlet end of air inlet section of thick bamboo has a protection network, just the air inlet section of thick bamboo still has an air intake fan, starts air intake fan back, and outside flue gas passes through the air inlet section of thick bamboo and gets into in the purifying box, through the protection network that sets up, can carry out preliminary filtration to the flue gas that gets into in the purifying box, and can avoid large granule debris to get into and cause the influence to air intake fan's operation in the air inlet section of thick bamboo.
Compared with the prior art, the flue gas purification device provided by the embodiment of the utility model has the advantages that after the air inlet fan is started, external flue gas enters the purification box through the air inlet cylinder, the flue gas entering the purification box can be preliminarily filtered through the arranged protective net, and the influence on the operation of the air inlet fan caused by large-particle sundries entering the air inlet cylinder can be avoided; after the flue gas enters the purifying box through the air inlet part, the flue gas is filtered and adsorbed by the filter screen in the process of continuously escaping upwards, the flue gas filtered by the filter screen enters the water tank through the exhaust pipe and is then adsorbed and filtered by clean water, and the air entering the water tank can be fully dispersed by the arranged dispersing net, so that the purifying effect of the flue gas entering the water tank can be further ensured; after the cleaning pump is started, the upper layer clear liquid in the water tank is pumped out to the purifying box and sprayed out through the water spraying disc, and waste residues adsorbed on the lower surface of the filter screen can be cleaned, so that the cleaning and maintaining effects of the filter screen in the purifying box are achieved.
Drawings
In order to illustrate the technical solutions in the embodiments of the present invention more clearly, the drawings that are needed in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is the embodiment of the utility model provides a waste incineration is flue gas purification device for power plant's structure sketch map.
Fig. 2 is an enlarged schematic view of a portion a in fig. 1.
Fig. 3 is a three-dimensional structure diagram of a water spray disk in the flue gas purification device for the waste incineration power plant provided by the embodiment of the utility model.
In the figure: 1-a purification box, 2-a water tank, 3-a filter screen, 4-a water spray tray, 5-a support rod, 6-an atomizing nozzle, 7-a gas collecting hood, 8-a water replenishing pipe, 9-a water replenishing valve, 10-an exhaust pipe, 11-a dispersion net, 12-a first drain pipe, 13-a cleaning pump, 14-a cleaning main pipe, 15-a cleaning valve, 16-a cleaning branch pipe, 17-a second drain pipe, 18-an air inlet cylinder, 19-an air inlet fan and 20-a protective net.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1
As shown in fig. 1, in the embodiment provided by the present invention, a flue gas purification device for a waste incineration power plant comprises a purification box 1 and a water tank 2, wherein a filter screen 3 is arranged in a middle inner cavity of the purification box 1, an exhaust pipe 10 is communicated with and arranged in a top inner cavity of the purification box 1, the other end of the exhaust pipe 10 extends into the water tank 2, a dispersion net 11 is arranged in the water tank 2, the end part of the exhaust pipe 10 arranged in the water tank 2 is arranged below the dispersion net 11, and the end part of the exhaust pipe 10 arranged in the top inner cavity of the purification box 1 is communicated with and provided with a gas collecting hood 7; an air inlet part is arranged on one side of an inner cavity at the lower part of the purification box 1, smoke enters the purification box 1 through the air inlet part and then continues to escape upwards, the smoke is filtered and adsorbed by the filter screen 3, the smoke filtered by the filter screen 3 enters the water tank 2 through the exhaust pipe 10 and then is adsorbed and filtered by clean water, and the air entering the water tank 2 can be fully dispersed through the arranged dispersion net 11, so that the purification effect of the smoke entering the water tank 2 can be further ensured;
further, as shown in fig. 1 and 3, in an embodiment provided by the present invention, a water spraying assembly is further disposed in the top inner cavity of the purifying box 1, the water spraying assembly includes a water spraying disc 4 fixed in the top inner cavity of the purifying box 1 by a support rod 5, at least two atomizing nozzles 6 for atomizing and spraying the clean water in the inner cavity of the water spraying disc 4 are symmetrically disposed at the bottom of the water spraying disc 4, and the nozzles of the atomizing nozzles 6 are disposed toward the gas collecting hood 7;
further, in the embodiment of the utility model provides an in, the water spray subassembly still including be used for to the moisturizing pipe 8 that lets in the clear water in the water spray dish 4, install moisturizing valve 9 on the moisturizing pipe 8, in this embodiment, moisturizing pipe 8 links to each other with the clear water supply tank (not shown in the figure) of peripheral hardware, and after opening moisturizing valve 9, the clear water in the clear water supply tank enters into in the water spray dish 4 through moisturizing pipe 8.
Preferably, the water spray disk 4 in this embodiment is of an annular structure, and the water spray disk 4 of the annular structure is arranged around the outer ring of the gas collecting hood 7.
With reference to fig. 1, in the embodiment of the present invention, the bottom end of the bottom inner cavity of the purification box 1 is provided with a second drainage pipe 17, and after the valve on the second drainage pipe 17 is opened, the waste residue or sewage in the bottom inner cavity of the purification box 1 can be conveniently discharged; the bottom one side of basin 2 has first blow-off pipe 12, opens the valve on the first blow-off pipe 12, is convenient for discharge the sewage in the basin 2.
Further, a water spray disk 4 with a nozzle facing the filter screen 3 is erected in an inner cavity in the middle of the purification box 1, wherein the water spray disk 4 is positioned above the filter screen 3, a water inlet end of the water spray disk 4 is connected with a main cleaning pipe 14 through a cleaning branch pipe 16, and a cleaning valve 15 is further installed on the cleaning branch pipe 16; the other end of the cleaning main pipe 14 extends to the water tank 2, and is arranged in the water tank 2, the bottom end of the cleaning main pipe 14 is positioned right above the dispersion net 11, the cleaning main pipe 14 is further provided with a cleaning pump 13, and after the cleaning pump 13 is started, the upper layer clear liquid in the water tank 2 is pumped out to the purification box 1 and sprayed out through the water spraying disc 4, so that the waste residues adsorbed on the lower surface of the filter screen 3 can be cleaned, and the cleaning and maintenance effects of the filter screen 3 in the purification box 1 are realized.
Example 2
As shown in fig. 1 and fig. 2, the difference from embodiment 1 is that in the embodiment of the present invention, the air inlet portion includes an air inlet tube 18 fixed to the inner cavity of the lower portion of the purifying box 1, the air inlet end of the air inlet tube 18 has a protective net 20, and the air inlet tube 18 further has an air inlet fan 19, after the air inlet fan 19 is started, external flue gas enters the purifying box 1 through the air inlet tube 18, through the protective net 20, the flue gas entering the purifying box 1 can be preliminarily filtered, and large particles can be prevented from entering the air inlet tube 18 to affect the operation of the air inlet fan 19.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The flue gas purification device for the waste incineration power plant is characterized by comprising a purification box (1) and a water tank (2), wherein a filter screen (3) is arranged in an inner cavity in the middle of the purification box (1), an exhaust pipe (10) is communicated with an inner cavity in the top of the purification box (1), and the other end of the exhaust pipe (10) extends into the water tank (2);
a dispersion net (11) is arranged in the water tank (2), the end part of an exhaust pipe (10) arranged in the water tank (2) is arranged below the dispersion net (11), and the end part of the exhaust pipe (10) arranged in the inner cavity at the top of the purification box (1) is communicated with a gas collecting hood (7);
one side of the lower inner cavity of the purification box (1) is provided with an air inlet part; still be provided with the water spray subassembly in the top inner chamber of purifying box (1), the water spray subassembly includes water spray tray (4) of establishing in purifying box (1) top inner chamber through branch (5) mount, the bottom symmetry of water spray tray (4) is provided with at least two and is used for with the clear water atomizing spun atomizing nozzle (6) of water spray tray (4) inner chamber, just the spout orientation of atomizing nozzle (6) gas collecting channel (7) set up.
2. The flue gas purification device for the waste incineration power plant according to claim 1, wherein the water spray assembly further comprises a water replenishing pipe (8) for introducing clean water into the water spray disc (4), and a water replenishing valve (9) is installed on the water replenishing pipe (8).
3. The flue gas purification device for the waste incineration power plant as recited in claim 2, wherein the water spray disk (4) is of an annular structure, and the water spray disk (4) of the annular structure is arranged around the outer ring of the gas collecting hood (7).
4. The flue gas purification device for a waste incineration power plant according to any one of claims 1 to 3, wherein the bottom end of the bottom inner cavity of the purification box (1) is provided with a second blow-off pipe (17).
5. The flue gas purification apparatus for a waste incineration power plant according to claim 4, wherein the bottom side of the water tank (2) is provided with a first drain pipe (12).
6. The flue gas purification device for the waste incineration power plant according to any one of claims 1 to 3, wherein a water spray disc (4) with a nozzle facing the filter screen (3) is erected in an inner cavity in the middle of the purification box (1), wherein the water spray disc (4) is positioned above the filter screen (3), a water inlet end of the water spray disc (4) is connected with a main cleaning pipe (14) through a cleaning branch pipe (16), and a cleaning valve (15) is further installed on the cleaning branch pipe (16); the other end of the cleaning main pipe (14) extends into the water tank (2), the bottom end of the cleaning main pipe (14) arranged in the water tank (2) is positioned right above the dispersion net (11), and the cleaning main pipe (14) is further provided with a cleaning pump (13).
7. The flue gas purification device for the waste incineration power plant according to claim 6, wherein the air inlet portion comprises an air inlet cylinder (18) which is fixedly communicated with an inner cavity at the lower part of the purification box (1), the air inlet end of the air inlet cylinder (18) is provided with a protective net (20), and the air inlet cylinder (18) is further provided with an air inlet fan (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954543.1U CN211328734U (en) | 2019-11-13 | 2019-11-13 | Flue gas purification device for waste incineration power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921954543.1U CN211328734U (en) | 2019-11-13 | 2019-11-13 | Flue gas purification device for waste incineration power plant |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211328734U true CN211328734U (en) | 2020-08-25 |
Family
ID=72095225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921954543.1U Expired - Fee Related CN211328734U (en) | 2019-11-13 | 2019-11-13 | Flue gas purification device for waste incineration power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211328734U (en) |
-
2019
- 2019-11-13 CN CN201921954543.1U patent/CN211328734U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200825 Termination date: 20211113 |
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| CF01 | Termination of patent right due to non-payment of annual fee |