CN219615097U - Centrifugal dust removing device for electric unit of thermal power plant - Google Patents
Centrifugal dust removing device for electric unit of thermal power plant Download PDFInfo
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- CN219615097U CN219615097U CN202320708261.3U CN202320708261U CN219615097U CN 219615097 U CN219615097 U CN 219615097U CN 202320708261 U CN202320708261 U CN 202320708261U CN 219615097 U CN219615097 U CN 219615097U
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Abstract
The utility model discloses a centrifugal dedusting device of a thermal power plant motor unit in the technical field related to environmental protection equipment, which comprises a centrifugal dedusting cabin, a main frame and a spray dedusting cabin, wherein a centrifugal slag discharge port is arranged at the lower end of the centrifugal dedusting cabin, a spray slag discharge port is arranged at the lower end of the spray dedusting cabin, telescopic dust covers are arranged on the centrifugal slag discharge port and the spray slag discharge port, and the upper end of the centrifugal dedusting cabin is connected with a spray air inlet pipe of the spray dedusting cabin through a pipeline. The dust removing device is provided with the centrifugal dust removing cabin and the spraying dust removing cabin, the smoke treatment effect can be effectively improved through two-stage dust removing treatment, after the two-stage treatment, the smoke treatment effect is detected and judged through the emission standard reaching detector, normal emission meeting the emission standard is achieved, the smoke is circulated to the centrifugal dust removing cabin for secondary treatment without meeting the emission standard, the emission gas is ensured to meet the standard, and the telescopic dust cover can prevent secondary pollution caused by smoke dust generated in the slag discharging process from being discharged into the air, so that the dust removing device is safe and environment-friendly.
Description
Technical Field
The utility model belongs to the technical field related to environmental protection equipment, and particularly relates to a centrifugal dust removing device of a thermal power plant motor group.
Background
The thermal power plant using coal as energy is an important pollution source, the pollution is mainly sulfur dioxide, in order to reduce the sulfur dioxide content in the flue gas, the thermal power plant adopts limestone-gypsum wet desulfurization, the flue gas subjected to wet desulfurization also contains a large amount of gypsum slurry and Pm 10-Pm 2.5 particles, the flue gas is separated from a chimney to form gypsum rain and particle haze under certain conditions, in the past, the flue gas is mostly heated, the lift force of the flue gas is increased, the flue gas enters an atmosphere high layer to be dissipated, the method can not fundamentally avoid the discharge of acidic particles, and a heat exchanger is easy to erode and damage to block the flue, the patent number: the centrifugal dust removing device of the coal motor group of the CN201310736906.5 thermal power plant can prevent the wall from being stuck and blocked by adopting the microwave vibrator and the plasma purifier, eliminate harmful substances in the air, however, since the plasma is a cross subject on the basis of disciplines including discharge physics, discharge chemistry, chemical reaction engineering, vacuum technology and the like, the unit for grasping the technology is very few, so that the cost of the plasma purifier is very high, and meanwhile, the flue gas subjected to dust removal treatment is directly discharged without reaching the standard, and part of the flue gas which is not completely treated is mixed, and the direct discharge also causes environmental pollution.
The present utility model has been made in view of this.
Disclosure of Invention
The utility model aims to solve the technical problems of overcoming the defects of the prior art, providing a centrifugal dust removing device of a thermal power plant motor unit, and aiming to solve the technical problems, the utility model adopts the following basic conception of the technical scheme:
the utility model provides a thermal power plant's motor unit centrifugation dust device that takes off, includes centrifugal dust removal cabin, main frame and sprays the dust removal cabin, the lower extreme in centrifugal dust removal cabin is provided with the centrifugation and arranges the cinder notch, spray the lower extreme in dust removal cabin and be provided with and spray the cinder notch, the centrifugation arrange the cinder notch with spray and all install flexible dirt proof boot on the cinder notch, the upper end in centrifugal dust removal cabin pass through the pipeline with spray the intake pipe in dust removal cabin is connected, spray the top gas vent in dust removal cabin and be connected with emission up-to-standard detector, gas up-to-standard direct discharge, gas is not up-to-standard then the circulation pipe is supplied with again centrifugal dust removal cabin carries out secondary treatment.
As a further scheme of the utility model: the centrifugal dust removing cabin is fixedly arranged on the main frame, a centrifugal pump is fixedly arranged on the main frame on the side edge of the centrifugal dust removing cabin, an air filter is fixedly arranged on the side edge of the centrifugal pump, air is supplied to the centrifugal pump after being filtered by the air filter, and the influence of impurities in the air on the centrifugal pump is avoided.
As still further aspects of the utility model: the centrifugal dust removing cabin is characterized in that a centrifugal power connector and a smoke gas connector are arranged on one side, close to the centrifugal pump, of the upper portion of the centrifugal dust removing cabin, the centrifugal power connector is connected with the centrifugal pump through a pipeline, the smoke gas connector is connected with a smoke gas inlet pipe, and the smoke gas inlet pipe is used for supplying smoke gas to be treated into the centrifugal dust removing cabin.
As still further aspects of the utility model: the top of the centrifugal dust removing cabin is inserted with an exhaust pipe guide sleeve, under the combined action of the centrifugal pump and the exhaust pipe guide sleeve, smoke gas entering the centrifugal dust removing cabin is spirally downward, solid particles in the smoke gas are discharged from the centrifugal slag discharging port, and the gas is supplied into the spraying dust removing cabin from the exhaust pipe guide sleeve through a pipe to be sprayed and discharged.
As still further aspects of the utility model: the utility model discloses a centrifugal dust removal cabin, including centrifugal dust removal cabin, spray dust removal cabin, the one side that is away from in the centrifugal dust removal cabin is provided with the liquid reserve tank, the top fixed mounting of liquid reserve tank has the water pump, the water pump pass through the delivery pipe with spray the circulation spray pipe in the dust removal cabin is connected, the circulation spray pipe is annular through the fixed mouth of pipeline and fixes on the inside wall in dust removal cabin sprays, the circulation spray pipe is located spray the top of intake pipe, be convenient for spray subside.
As still further aspects of the utility model: the circulating water spray pipe is provided with a spray header, the circulating pipe is connected with the smoke gas inlet pipe, a valve is arranged on the circulating pipe, a first slag collecting box is arranged below the centrifugal slag discharge port, a second slag collecting box is arranged below the spray slag discharge port, and the first slag collecting box and the second slag collecting box are used for collecting slag at a separation position after dust removal treatment.
By adopting the technical scheme, compared with the prior art, the utility model has the following beneficial effects.
The dust removing device is provided with the centrifugal dust removing cabin and the spraying dust removing cabin, the flue gas treatment effect can be effectively improved through two-stage dust removing treatment, after the two-stage treatment, the flue gas treatment effect is detected and judged through the emission standard reaching detector, normal emission meeting the emission standard is achieved, and the flue gas is circulated to the centrifugal dust removing cabin for secondary treatment without meeting the emission standard, so that the emission gas meets the standard.
The telescopic dust covers are arranged at the centrifugal slag discharge port and the spray slag discharge port, so that secondary pollution caused by smoke dust generated in the slag discharge process is avoided, and the centrifugal slag discharge device is good in protective performance, safe and environment-friendly.
The following describes the embodiments of the present utility model in further detail with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. It is evident that the drawings in the following description are only examples, from which other drawings can be obtained by a person skilled in the art without the inventive effort. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a front view of the present utility model;
FIG. 3 is a schematic view of the interior of the centrifugal dedusting cabin of the present utility model;
FIG. 4 is a schematic view of the interior of the spray dedusting cabin of the present utility model.
In the figure: 1. a main frame; 2. centrifugal dust removing cabin; 3. spraying a dust removing cabin; 4. a centrifugal pump; 5. an air filter; 6. a circulation pipe; 7. a valve; 8. a smoke gas inlet pipe; 9. a centrifugal power joint; 10. a smoke gas joint; 11. emission standard detector; 12. a liquid storage tank; 13. a water pump; 14. a first slag charge collection bin; 15. a centrifugal slag discharge port; 16. a telescopic dust cover; 17. a second slag collection box; 18. a slag discharge port is sprayed; 19. a water supply pipe; 20. an exhaust pipe guide sleeve; 21. a circulation water spray pipe; 22. a spray header; 23. and (5) spraying an air inlet pipe.
It should be noted that these drawings and the written description are not intended to limit the scope of the inventive concept in any way, but to illustrate the inventive concept to those skilled in the art by referring to the specific embodiments.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present utility model, and the following embodiments are used to illustrate the present utility model, but are not intended to limit the scope of the present utility model.
As shown in fig. 1 to 4, the centrifugal dedusting device of the electric unit of the thermal power plant comprises a centrifugal dedusting cabin 2, a main frame 1 and a spray dedusting cabin 3, wherein a centrifugal slag discharge port 15 is arranged at the lower end of the centrifugal dedusting cabin 2, a spray slag discharge port 18 is arranged at the lower end of the spray dedusting cabin 3, telescopic dust covers 16 are arranged on the centrifugal slag discharge port 15 and the spray slag discharge port 18, the upper end of the centrifugal dedusting cabin 2 is connected with a spray air inlet pipe 23 of the spray dedusting cabin 3 through a pipeline, a top exhaust port of the spray dedusting cabin 3 is connected with an emission standard detector 11, gas is directly discharged after reaching standards, and is re-fed into the centrifugal dedusting cabin 2 through a circulating pipe 6 for secondary treatment to ensure that the discharged gas meets standards, the telescopic dust covers 16 can avoid secondary pollution caused by smoke dust discharge in the slag discharge process, and the protective performance is good, and the gas is safe and environment-friendly.
Wherein, centrifugal dust removal cabin 2 and spray dust removal cabin 3 fixed mounting are on main frame 1, and fixed mounting has centrifugal pump 4 on the main frame 1 of centrifugal dust removal cabin 2 side, and the side fixed mounting of centrifugal pump 4 has air cleaner 5, and in the air was supplied to centrifugal pump 4 after the filtration treatment of air cleaner 5, avoid impurity in the air to cause the influence to centrifugal pump 4.
A centrifugal power joint 9 and a smoke gas joint 10 are arranged on one side, close to the centrifugal pump 4, of the upper part of the centrifugal dust removal cabin 2, the centrifugal power joint 9 is connected with the centrifugal pump 4 through a pipeline, the smoke gas joint 10 is connected with a smoke gas inlet pipe 8, and the smoke gas inlet pipe 8 is used for supplying smoke gas to be treated into the centrifugal dust removal cabin 2.
The top of the centrifugal dust removing cabin 2 is inserted with an exhaust pipe guide sleeve 20, under the combined action of the centrifugal pump 4 and the exhaust pipe guide sleeve 20, the smoke gas entering the centrifugal dust removing cabin 2 is spirally downward, solid particles in the smoke gas are discharged from a centrifugal slag discharging port 15, and the gas is supplied into the spraying dust removing cabin 3 from the exhaust pipe guide sleeve 20 through a pipe for spraying slag discharging treatment.
One side of the spray dust removing cabin 3 far away from the centrifugal dust removing cabin 2 is provided with a liquid storage tank 12, a water pump 13 is fixedly arranged above the liquid storage tank 12, the water pump 13 is connected with a circulating water spray pipe 21 in the spray dust removing cabin 3 through a water supply pipe 19, the circulating water spray pipe 21 is annularly fixed on the inner side wall of the spray dust removing cabin 3 through a pipeline fixing port, and the circulating water spray pipe 21 is positioned above a spray air inlet pipe 23 so as to facilitate spray sedimentation.
The circulating water spray pipe 21 is provided with a spray header 22, the circulating pipe 6 is connected with the smoke gas inlet pipe 8, the circulating pipe 6 is provided with a valve 7, a first slag collecting box 14 is arranged below the centrifugal slag discharge port 15, a second slag collecting box 17 is arranged below the spray slag discharge port 18, and the first slag collecting box 14 and the second slag collecting box 17 are used for collecting slag separated after dust removal treatment.
The working principle of the utility model is as follows: when the dust gas is subjected to dust removal treatment, the dust gas is supplied into the dust gas inlet pipe 8, the dust gas enters the centrifugal dust removal cabin 2 through the dust gas connector 10, air filtered by the air filter 5 is supplied into the centrifugal dust removal cabin 2 after being treated by the centrifugal pump 4, the centrifugal power connector 9 is positioned above the dust gas connector 10, the dust gas entering the centrifugal dust removal cabin 2 is spirally downwards under the combined action of the centrifugal pump 4 and the exhaust pipe guide sleeve 20, the dust is thrown to the inner wall of the centrifugal dust removal cabin 2 under the action of centrifugal force, falls and is discharged from the centrifugal slag discharge port 15 under the action of gravity, the gas is supplied into the spray dust removal cabin 3 through a pipeline, the water pump 13 pumps water in the liquid storage tank 12 and is supplied to the circulating water spray pipe 21, the gas is sprayed out from the spray head 22 for slag removal treatment, and then the gas enters the discharge standard detector 11, the normal discharge which meets the discharge standard is judged through the discharge standard detector 11, the circulating to the centrifugal dust removal cabin 2 is subjected to secondary treatment, the slag discharge gas is ensured to meet the discharge standard, the centrifugal slag discharge port 15 and the dust discharge port 18 is well protected by the expansion and contraction and protection performance is well, and the dust protection performance is avoided, and the secondary pollution is prevented from being caused in the environment protection process.
The foregoing description is only illustrative of the preferred embodiment of the present utility model, and is not to be construed as limiting the utility model, but is to be construed as limiting the utility model to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the utility model, may be made by those skilled in the art without departing from the scope of the utility model.
Claims (6)
1. The utility model provides a thermal power plant's motor unit centrifugation dust device, includes centrifugal dust removal cabin (2), main frame (1) and sprays dust removal cabin (3), its characterized in that, the lower extreme in centrifugal dust removal cabin (2) is provided with centrifugal slag notch (15), the lower extreme in spraying dust removal cabin (3) is provided with sprays slag notch (18), centrifugal slag notch (15) with spray and all install flexible dirt proof boot (16) on slag notch (18), the upper end in centrifugal dust removal cabin (2) through the pipeline with spray intake pipe (23) in spraying dust removal cabin (3) are connected, the top gas vent in spraying dust removal cabin (3) is connected with emission up to standard detector (11), and gaseous up to standard direct discharge, gaseous then not supplies into again through circulating pipe (6) centrifugal dust removal cabin (2) carries out secondary treatment.
2. The centrifugal dedusting device of a thermal power plant motor unit according to claim 1, wherein the centrifugal dedusting cabin (2) and the spraying dedusting cabin (3) are fixedly arranged on the main frame (1), a centrifugal pump (4) is fixedly arranged on the main frame (1) at the side edge of the centrifugal dedusting cabin (2), an air filter (5) is fixedly arranged at the side edge of the centrifugal pump (4), and air is supplied to the centrifugal pump (4) after being filtered by the air filter (5).
3. The centrifugal dedusting device of the thermal power plant motor group according to claim 2, wherein a centrifugal power joint (9) and a smoke gas joint (10) are arranged on one side, close to the centrifugal pump (4), of the upper portion of the centrifugal dedusting cabin (2), the centrifugal power joint (9) is connected with the centrifugal pump (4) through a pipeline, and the smoke gas joint (10) is connected with a smoke gas inlet pipe (8).
4. The centrifugal dedusting device of the thermal power plant motor unit according to claim 2, wherein an exhaust pipe guide sleeve (20) is inserted at the top of the centrifugal dedusting cabin (2), smoke and dust gas entering the centrifugal dedusting cabin (2) is spirally downward under the combined action of the centrifugal pump (4) and the exhaust pipe guide sleeve (20), solid particles in the smoke are discharged from the centrifugal slag discharge port (15), and the gas is supplied into the spray dedusting cabin (3) through a pipeline from the exhaust pipe guide sleeve (20).
5. A centrifugal dedusting device for a thermal power plant electric unit according to claim 3, characterized in that a liquid storage tank (12) is arranged on one side of the spray dedusting cabin (3) away from the centrifugal dedusting cabin (2), a water pump (13) is fixedly arranged above the liquid storage tank (12), the water pump (13) is connected with a circulating water spray pipe (21) in the spray dedusting cabin (3) through a water supply pipe (19), the circulating water spray pipe (21) is annularly fixed on the inner side wall of the spray dedusting cabin (3) through a pipeline fixing port, and the circulating water spray pipe (21) is positioned above the spray air inlet pipe (23).
6. The centrifugal dedusting device of a thermal power plant motor unit according to claim 5, wherein a spray header (22) is installed on the circulating water spray pipe (21), the circulating pipe (6) is connected with the smoke gas inlet pipe (8), a valve (7) is installed on the circulating pipe (6), a first slag collecting box (14) is arranged below the centrifugal slag discharge port (15), and a second slag collecting box (17) is arranged below the spray slag discharge port (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320708261.3U CN219615097U (en) | 2023-04-03 | 2023-04-03 | Centrifugal dust removing device for electric unit of thermal power plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320708261.3U CN219615097U (en) | 2023-04-03 | 2023-04-03 | Centrifugal dust removing device for electric unit of thermal power plant |
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| Publication Number | Publication Date |
|---|---|
| CN219615097U true CN219615097U (en) | 2023-09-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320708261.3U Active CN219615097U (en) | 2023-04-03 | 2023-04-03 | Centrifugal dust removing device for electric unit of thermal power plant |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219615097U (en) |
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2023
- 2023-04-03 CN CN202320708261.3U patent/CN219615097U/en active Active
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