CN114367188A - Smoke and dust filtration system for thermal power plant - Google Patents

Smoke and dust filtration system for thermal power plant Download PDF

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Publication number
CN114367188A
CN114367188A CN202111310064.8A CN202111310064A CN114367188A CN 114367188 A CN114367188 A CN 114367188A CN 202111310064 A CN202111310064 A CN 202111310064A CN 114367188 A CN114367188 A CN 114367188A
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China
Prior art keywords
treatment tower
thermal power
gas treatment
exhaust
power plant
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CN202111310064.8A
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Chinese (zh)
Inventor
许俊锋
李永乐
王飞
杜贵林
韩玉庆
王有铭
王喜军
高志朋
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Baotou No3 Thermal Power Plant Of North United Power Co ltd
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Baotou No3 Thermal Power Plant Of North United Power Co ltd
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Priority to CN202111310064.8A priority Critical patent/CN114367188A/en
Publication of CN114367188A publication Critical patent/CN114367188A/en
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/74General processes for purification of waste gases; Apparatus or devices specially adapted therefor
    • B01D53/77Liquid phase processes
    • B01D53/79Injecting reactants
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D47/00Separating dispersed particles from gases, air or vapours by liquid as separating agent
    • B01D47/06Spray cleaning
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/343Heat recovery

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Environmental & Geological Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Treating Waste Gases (AREA)

Abstract

The invention discloses a smoke dust filtering system for a thermal power plant, which comprises a waste gas treatment tower, a gas supply assembly and a treatment unit, wherein the gas supply assembly is arranged on one side of the waste gas treatment tower, the treatment unit comprises a partition plate connected with the inner wall of the waste gas treatment tower and a shell positioned on the upper part of the partition plate, a drainage assembly and a liquid spraying assembly are arranged in the shell, and the drainage assembly comprises a rotating shaft positioned on the upper part of the partition plate, blades arranged on the rotating shaft and a rotating sleeve connected with the rotating shaft. The invention adopts the method that the steam is mixed with the particles in the waste gas to form sediment and the chemical solution reacts with the waste gas to generate waste residue, thereby achieving the effects of removing the granular pollutants in the waste gas and filtering the smoke dust, and simultaneously, the steam can be used for driving the scraper blade, so that the scraper blade can collect the sediment and the waste residue into the residue collection tank, and the treatment time of the smoke dust is favorably prolonged.

Description

Smoke and dust filtration system for thermal power plant
Technical Field
The invention relates to the technical field of thermal power generation, in particular to a smoke dust filtering system for a thermal power plant.
Background
At present, with the development of society and the progress of industry, electric energy becomes an indispensable part of people's life and work, and then electricity generation becomes the focus of people's attention, thermal power generation is one of them, thermal power generation is a power generation mode that utilizes the heat energy generated by combustible materials when burning to convert into electric energy through a power generation power device, thermal power generation has three forms of energy conversion processes: the method is characterized in that fuel is used for heating water to form high-temperature high-pressure superheated steam, then the steam enters a steam turbine along a pipeline to continuously expand to do work, the steam turbine rotor is impacted to rotate at a high speed to drive a generator rotor (electromagnetic field) to rotate, a stator coil cuts magnetic lines of force to generate electric energy, a booster transformer is used for boosting the system voltage to be connected with a system, the electric energy is conveyed outwards, finally the cooled steam is further boosted by a water feeding pump and sent back to a boiler to repeatedly participate in the circulation process.
However, in a boiler workshop of a thermal power plant, fuel combustion can generate a large amount of dust and acid gas, and long-time operation in the environment of the thermal power plant can generate uncomfortable symptoms such as dizziness and nausea.
Disclosure of Invention
This section is for the purpose of summarizing some aspects of embodiments of the invention and to briefly introduce some preferred embodiments. In this section, as well as in the abstract and the title of the invention of this application, simplifications or omissions may be made to avoid obscuring the purpose of the section, the abstract and the title, and such simplifications or omissions are not intended to limit the scope of the invention.
The present invention has been made in view of the above and/or other problems occurring in the design of the conventional flue dust filtering system for thermal power plants.
Therefore, one of the objectives of the present invention is to provide a smoke filtering system for thermal power plants, which employs steam to mix with particulate matters in exhaust gas to form sediment and chemical solution to react with exhaust gas to generate waste slag, so as to achieve the effects of removing particulate pollutants in exhaust gas and filtering smoke, and also can use steam to drive a scraper, so that the scraper can collect sediment and waste slag into a slag collecting tank, thereby being beneficial to improving the processing time of smoke.
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a thermal power plant uses smoke and dust filtration system, includes exhaust-gas treatment tower, air feed subassembly and processing unit, the air feed subassembly set up in exhaust-gas treatment tower one side, processing unit include with exhaust-gas treatment tower inner wall connection's baffle and be located the casing on baffle upper portion, inside excretion subassembly and the hydrojet subassembly of being provided with of casing, excretion subassembly is including being located the pivot on baffle upper portion, set up in the blade of pivot and with the gyration cover that the pivot is connected, the gyration cover rotates with the casing to be connected, gyration cover one side is provided with the scraper blade, the pivot top is connected with the hydrojet subassembly, the through-hole has been seted up on the baffle, through-hole and air feed subassembly intercommunication.
As a preferable aspect of the present invention, wherein: the air feed subassembly including set up in the heat transfer case of exhaust-gas treatment tower outer wall, be located the evaporation of heat transfer incasement portion takes place the room and set up in the blast pipe of steam generation indoor side, steam generation room one side passes the exhaust-gas treatment tower through first gas-supply pipe and through the intercommunication, steam generation room opposite side is provided with the second gas-supply pipe, the second gas-supply pipe is fixed in inside the exhaust-gas treatment tower, the second gas-supply pipe is provided with the shower head, blast pipe one end and exhaust-gas treatment tower intercommunication, be provided with the heat transfer baffle between blast pipe and the steam generation room.
As a preferable aspect of the present invention, wherein: the rotary sleeve is characterized in that a sleeve is arranged on the inner side of the rotary sleeve, the bottom of the sleeve is fixedly connected with the partition plate, the top of the sleeve is fixedly connected with the shell, a through hole is formed in the sleeve, a groove is formed in the inner wall of the rotary sleeve, the discharging assembly further comprises a slag collecting groove formed in the top surface of the partition plate and a discharging hole formed in the waste gas treatment tower, and the discharging hole is correspondingly communicated with the slag collecting groove.
As a preferable aspect of the present invention, wherein: first reposition of redundant personnel hole and second reposition of redundant personnel hole have been seted up to first gas-supply pipe, first reposition of redundant personnel hole is connected with the air duct, the direction of giving vent to anger of air duct corresponds the setting with the blade, the direction of giving vent to anger of second reposition of redundant personnel hole corresponds the setting with the second through-hole.
As a preferable aspect of the present invention, wherein: the upper portion of the shell is hemispherical, the lower portion of the shell is horn-shaped, and the shell is provided with an air outlet.
As a preferable aspect of the present invention, wherein: the spray assembly comprises a fixing plate and an atomizing nozzle, the fixing plate is located inside the shell, the atomizing nozzle is arranged at the top of the shell, an accommodating space is formed between the fixing plate and the top of the shell, a partition plate is arranged inside the accommodating space, at least one storage chamber is formed between the partition plate and the shell, and the atomizing nozzle is arranged corresponding to the storage chamber.
As a preferable aspect of the present invention, wherein: the improved rotary shaft is characterized in that a piston plate is arranged inside the storage chamber, an ejector rod is arranged at the bottom of the piston plate, the bottom end of the ejector rod penetrates through a fixing plate and is connected with an idler wheel, a top plate is fixedly connected to the top of the rotary shaft, a boss is arranged on the top plate, the top surface of the boss is wavy, and the idler wheel is connected with the boss in a sliding mode.
As a preferable aspect of the present invention, wherein: the outer side of the ejector rod is sleeved with a baffle, and a spring is arranged between the baffle and the fixing plate.
As a preferable aspect of the present invention, wherein: the reservoir intercommunication is provided with the fluid infusion pipe, the fluid infusion pipe extends to the casing outside.
The invention has the beneficial effects that: according to the invention, steam is generated by heating waste gas through the steam generating chamber in the heat exchange box, the steam is conveyed to the interior of the shell through the first gas conveying pipe and sprayed into the waste gas treatment tower through the first gas conveying pipe, the steam conveyed by the first gas conveying pipe can drive the rotating shaft to rotate, so that chemical liquid in the storage chamber is sprayed out through the atomizing spray head to perform reaction treatment on the waste gas in the waste gas treatment tower, and the steam conveyed by the second gas conveying pipe is sprayed out through the spray head to mix water vapor with granular pollutants in the waste gas, so that a large amount of liquid drops containing the granular pollutants are formed and settled and finally fall onto the partition plate for collection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise. Wherein:
fig. 1 is an overall structural view of the present invention.
FIG. 2 is a view showing the position of the partition, the housing, the rotary sleeve and the sleeve according to the present invention.
FIG. 3 is a top view of the slag trap and sleeve of the present invention.
FIG. 4 is a view showing the construction of the sleeve and the turn-around cover according to the present invention.
FIG. 5 is a block diagram of a processing unit of the present invention.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, but the present invention may be practiced in other ways than those specifically described and will be readily apparent to those of ordinary skill in the art without departing from the spirit of the present invention, and therefore the present invention is not limited to the specific embodiments disclosed below.
Furthermore, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one implementation of the invention. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.
Example 1
Referring to fig. 1 and 2, a first embodiment of the present invention provides a smoke filtering system for a thermal power plant, which includes an exhaust gas treatment tower 100, an air supply assembly 200 and a treatment unit 300, wherein a large amount of exhaust gas is contained in the exhaust gas treatment tower, the exhaust gas treatment tower 100 is connected to the air supply assembly 200, the air supply assembly 200 uses the heat of the exhaust gas in the exhaust gas treatment tower 100 to assist the air supply assembly 200 in generating steam, so as to achieve the function of recovering the energy of the exhaust gas, the air supply assembly 200 is connected to the treatment unit 300, the steam is released into the exhaust gas treatment tower 100 to form a mixture with particles in the exhaust gas, so as to achieve the effect of settling the particles, and the steam is also used for assisting the ejection of chemical liquid, so as to perform a chemical reaction with the exhaust gas, so that the exhaust gas is filtered, and the smoke filtering effect is improved.
Air feed subassembly 200 sets up in exhaust-gas treatment tower 100 one side, processing unit 300 includes baffle 301 and the casing 302 that is located baffle 301 upper portion of being connected with exhaust-gas treatment tower 100 inner wall, casing 302 is inside to be provided with and to excrete subassembly 400 and hydrojet subassembly 500, it includes pivot 401 that is located baffle 301 upper portion to excrete subassembly 400, set up in the blade 402 of pivot 401 and the gyration cover 403 of being connected with pivot 401, gyration cover 403 rotates with casing 302 to be connected, gyration cover 403 one side is provided with scraper blade 404, pivot 401 top is connected with hydrojet subassembly 500, the first through-hole has been seted up on the baffle 301, first through-hole communicates with air feed subassembly 200.
Processing unit 300 is used for handling the filtration to the smoke and dust, baffle 301 is used for placing casing 302 and arranges and excretes subassembly 400, spraying subassembly 500 is used for spraying chemical liquid and carries out chemical reaction with waste gas, air feed subassembly 200 is used for producing steam and transmits to the waste gas treatment tower 100 inside and the granule in the waste gas mixes formation deposit, it is used for clearing up the deposit to excrete subassembly 400, steam transmits to casing 302 inside to blade 402 department through first through-hole, be used for rotating through blade 402 drive pivot 401, swivel cover 403 cover is established in the casing 302 outside, pivot 401 rotates and makes swivel cover 403 rotate, swivel cover 503 rotates and drives scraper blade 404 simultaneously and rotates, scraper blade 404 rotates and is used for scraping accumulational granule deposit on the baffle 301.
Through the arrangement of the rotary sleeve 403, the rotary sleeve 403 is driven to rotate by the steam, so that the rotary sleeve 403 rotates, the scraper 404 can rotate, pollutants above the partition plate 301 can be effectively concentrated, waste residues generated by filtering waste gas can be effectively treated in time by utilizing the flow of the steam, and the long-term use of the filtering system is facilitated.
Example 2
Referring to fig. 1 to 4, a second embodiment of the present invention is based on the above embodiment.
The air supply assembly 200 comprises a heat exchange box 201 arranged on the outer wall of the waste gas treatment tower 100, an evaporation generation chamber 202 located inside the heat exchange box 201 and an exhaust pipe 203 arranged inside the evaporation generation chamber 202, one side of the evaporation generation chamber 202 penetrates through the waste gas treatment tower 100 through a first air conveying pipe 204 and is communicated with a first through hole, the other side of the evaporation generation chamber 202 is provided with a second air conveying pipe 205, the second air conveying pipe 205 is fixed inside the waste gas treatment tower 100, the second air conveying pipe 205 is provided with a spray header 206, one end of the exhaust pipe 203 is communicated with the waste gas treatment tower 100, and a heat exchange partition plate 301 is arranged between the exhaust pipe 203 and the evaporation generation chamber 202.
One end of the exhaust pipe 203 is communicated with the exhaust gas treatment tower 100, the exhaust pipe 203 is used for discharging the exhaust gas inside the exhaust gas treatment tower 100, the steam generation chamber 202 is used for generating steam, the heat exchange partition plate 301 is used for transferring heat, the exhaust gas heat in the exhaust gas treatment tower 100 is transferred to the steam generation chamber 202 through the heat exchange partition plate 301, the generation efficiency of evaporation is improved, the recycling rate of the exhaust gas is improved, the generated steam is divided into two paths, one path transmits the steam to the inside of the shell 302 through the first gas pipe 204, the other path transmits the steam to the inside of the exhaust gas treatment tower 100 through the second gas pipe 205, and is sprayed out through the spray header 206, the exhaust gas particles are mixed with the exhaust gas particles inside the exhaust gas treatment tower 100 to form sediments for sedimentation, and the effect of removing the particles in the exhaust gas is achieved.
The inner side of the rotary sleeve 403 is provided with a sleeve 405, the bottom of the sleeve 405 is fixedly connected with the partition 301, the top of the sleeve 405 is fixedly connected with the shell 302, the sleeve 405 is provided with a second through hole 405a, the inner wall of the rotary sleeve 403 is provided with a groove 403a, the discharging assembly 400 further comprises a slag collecting groove 406 arranged on the top surface of the partition 301 and a discharging hole 407 arranged on the waste gas treatment tower 100, and the discharging hole 407 is correspondingly communicated with the slag collecting groove 406.
The sleeve 405 and the shell 302 are integrally arranged and located at the bottommost part of the shell 302, the integral shell 302 is fixed on the partition plate 301, the second through hole 405a is used for transmitting steam, the rotary sleeve 403 is sleeved outside the sleeve 405, the steam firstly passes through the first air conveying pipe to the interior of the shell 302 and reaches the groove 403a, the rotary sleeve 403 can be driven to rotate through the steam, the rotary sleeve 403 rotates and the scraper 404 rotates, the scraper 404 concentrates and moves sediments on the upper surface of the partition plate 301 to the interior of the slag collecting groove 406 and discharges the sediments through the discharge hole 407, and the waste slag is discharged outside through the scraper 404, the slag collecting groove 406 and the discharge hole 407 in time, so that the waste gas treatment time can be prolonged.
First reposition of redundant personnel hole and second reposition of redundant personnel hole have been seted up to first air-supply pipe 204, first reposition of redundant personnel hole is connected with first air duct 204a, the direction of giving vent to anger of first air duct 204a corresponds the setting with blade 402, the second reposition of redundant personnel hole is connected with the second air duct, the direction of giving vent to anger of second air duct corresponds the setting with second through-hole 405 a.
The steam transmitted to the inside of the shell 302 is divided into two paths through the first air duct 204a and the second air duct, the first air duct 204a and the second air duct transmit the steam to the inside of the shell 302, the steam circulating the first air duct is used for driving the blades 402 so as to rotate the rotating shaft 401, the steam circulating the second air duct is used for driving the rotary sleeve 403 to rotate through the second through hole 405a and the groove 403a, the groove 403a is provided with a plurality of grooves, the inner wall of the groove 403a is provided with a certain inclined plane, the steam can drive the rotary sleeve 403 to rotate conveniently, the second through hole 405a can be provided with two grooves, one second through hole 405a is used for driving the rotary sleeve 403 to pass through the steam, and the other second through hole 405a is used for discharging the steam inside the groove 403a, so that the utilization rate of the steam is improved, and additional fixing devices of the shell 302 are reduced.
The upper part of the shell 302 is hemispherical, the lower part of the shell 302 is trumpet-shaped, and the shell is provided with an air outlet hole 302 a. The radius of the hemisphere at the upper part of the shell 302 is greater than the length of the horn-shaped at the lower part of the shell, the horn-shaped adopts the arrangement mode of big end up, after the sediment generated after the steam and the particle pollution are mixed falls down, the lower part of the shell 302 is protected, the sediment can be prevented from falling down to the air outlet hole 302a, and the steam flows out of the shell 302 from the air outlet hole 302 a.
Example 3
Referring to fig. 1 to 5, a third embodiment of the present invention is based on the above embodiment.
The spray assembly 500 includes a fixing plate 501 located inside the housing 302 and an atomizer 502 disposed at the top of the housing 302, the fixing plate 501 and the top of the housing 302 form an accommodating space, a partition plate 301 is disposed inside the accommodating space, at least one storage chamber 504 is formed between the partition plate 301 and the housing 302, and the atomizer 502 and the storage chamber 504 are disposed correspondingly.
Division board 503 is used for being a plurality of apotheca 504 with the accommodation space branch, the inside chemical solution that is equipped with of apotheca 504, adopt alkaline reagent in this embodiment, thereby can neutralize the acid pollutant in the smoke and dust, atomizer 502 is used for spouting chemical solution, because the casing 302 top is hemispherical, then atomizer 502's blowout direction is towards all directions, and certain inclination has, thereby reach the all-round each position that sprays atomizing chemical solution to exhaust-gas treatment tower 100 of large tracts of land, be favorable to improving the filtration efficiency of smoke and dust.
The storage chamber 504 is internally provided with a piston plate 601, the bottom of the piston plate 601 is provided with a top rod 602, the bottom end of the top rod 602 penetrates through the fixing plate 501 to be connected with a roller 603, the top of the rotating shaft 401 is fixedly connected with a top plate 604, the top plate 604 is provided with a boss 605, the top surface of the boss 605 is wavy, and the roller 603 is slidably connected with the boss 605.
The pivot 401 rotates boss 605 simultaneously, boss 605 top surface makes the smooth curved surface of unevenness, gyro wheel 603 slides on boss 605 this moment for reciprocate through ejector pin 602 drive piston board 601, piston board 601 extrudes chemical liquid to casing 302 internal top when upwards, make chemical liquid can spout to casing 302 outside through atomizer 502, carry out filtration treatment to the inside smoke and dust particulate matter of exhaust-gas treatment tower 100, owing to set up reciprocating of piston board 601 of also being convenient for of division board 503.
A baffle 606 is sleeved outside the push rod 602, and a spring 607 is arranged between the baffle 606 and the fixing plate 501. The spring 607 is used for resetting the ram 602.
The storage chamber 504 is provided with a liquid replenishing pipe 505 in a communicating manner, and the liquid replenishing pipe 505 extends to the outside of the housing 302. The liquid replenishing pipe 505 is used for replenishing the chemical liquid in the storage chamber 504 in time, and the liquid replenishing pipe 505 is connected with the liquid replenishing tank.
The working principle is as follows:
the waste gas heat discharged from the exhaust pipe 203 is assisted by the heat exchange partition 207 to generate steam in the steam generating chamber, the steam is divided into two paths, and one path of the steam is transmitted to the inside of the waste gas treatment tower through the second gas transmission pipe 205 and the spray header 206 to be mixed with waste gas particles to form sediments. The other path of the steam is transmitted into the shell 302 through the first air transmission pipe 204, the steam transmitted into the shell 302 is divided into two paths, one path of the steam drives the blade 402 to rotate the rotating shaft 401, and the other path of the steam drives the rotary sleeve 403 to rotate through the second through hole 405a and the groove 403 a.
The rotation of the shaft 401 allows the piston plate 601 to move up and down inside the storage chamber 504, so that the chemical liquid is sprayed out of the housing 302 through the atomizer 502 to react with the exhaust gas, thereby removing the sulfides and nitrides in the exhaust gas.
Steam and exhaust gas particulate matter mix and form the sediment and chemical liquid falls to the baffle 301 with the waste residue of exhaust gas reaction on, and gyration cover 403 rotates and makes scraper blade 404 rotate, collects the accumulational waste residue on the baffle 301 to the slag trap 406 is inside to discharge from escape orifice 407, can get rid of the particulate pollutant in the waste gas effectively, reach the filter effect that provides the smoke and dust.
It should be noted that the above-mentioned embodiments are only for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, which should be covered by the claims of the present invention.

Claims (9)

1. The utility model provides a smoke and dust filtration system for thermal power plant which characterized in that: comprises that
An exhaust gas treatment tower (100);
the gas supply assembly (200) is arranged on one side of the waste gas treatment tower (100);
processing unit (300), including baffle (301) and casing (302) that are located baffle (301) upper portion with exhaust-gas treatment tower (100) inner wall connection, casing (302) inside is provided with and excretes subassembly (400) and hydrojet subassembly (500), it is including being located to excrete subassembly (400) pivot (401) on baffle (301) upper portion, set up in blade (402) of pivot (401) and with gyration cover (403) that pivot (401) are connected, gyration cover (403) are rotated with casing (302) and are connected, gyration cover (403) one side is provided with scraper blade (404), pivot (401) top is connected with hydrojet subassembly (500), first through-hole has been seted up on baffle (301), first through-hole and air feed subassembly (200) intercommunication.
2. The flue dust filtering system for a thermal power plant of claim 1, wherein: air feed subassembly (200) including set up in heat transfer case (201) of exhaust-gas treatment tower (100) outer wall, be located heat transfer case (201) inside evaporation generation room (202) and set up in exhaust-gas pipe (203) of steam generation room (202) inboard, steam generation room (202) one side passes exhaust-gas treatment tower (100) and first through-hole intercommunication through first gas pipe (204), steam generation room (202) opposite side is provided with second gas pipe (205), second gas pipe (205) are fixed in inside exhaust-gas treatment tower (100), second gas pipe (205) are provided with shower head (206), exhaust-gas pipe (203) one end and exhaust-gas treatment tower (100) intercommunication, be provided with heat transfer baffle (301) between exhaust-gas pipe (203) and steam generation room (202).
3. The flue dust filtering system for a thermal power plant of claim 2, wherein: the utility model discloses a waste gas treatment tower, including gyration cover (403), gyration cover (403) inboard is provided with sleeve (405), sleeve (405) bottom and baffle (301) fixed connection, sleeve (405) top and casing (302) fixed connection, second through-hole (405a) have been seted up in sleeve (405), gyration cover (403) inner wall is seted up fluted (403a), it still includes the collection sediment groove (406) of seting up in baffle (301) top surface and sets up in escape orifice (407) on waste gas treatment tower (100), escape orifice (407) correspond the intercommunication with collection sediment groove (406).
4. The flue dust filtering system for a thermal power plant of claim 3, wherein: first reposition of redundant personnel hole and second reposition of redundant personnel hole have been seted up to first air-supply pipe (204), first reposition of redundant personnel hole is connected with first air duct (204a), the direction of giving vent to anger of first air duct (204a) corresponds the setting with blade (402), the second reposition of redundant personnel hole is connected with the second air duct, the direction of giving vent to anger of second air duct corresponds the setting with second through-hole (405 a).
5. The flue dust filtering system for a thermal power plant of claim 4, wherein: the upper portion of the shell (302) is hemispherical, the lower portion of the shell (302) is trumpet-shaped, and the shell is provided with an air outlet (302 a).
6. The smoke and dust filtering system for the thermal power plant according to any one of claims 1 to 5, wherein: spray assembly (500) including being located casing (302) inside fixed plate (501) and set up in atomizer (502) at casing (302) top, accommodation space is constituteed with casing (302) top in fixed plate (501), accommodation space is inside to be provided with division board (301), form at least one apotheca (504) between division board (301) and casing (302), atomizer (502) and apotheca (504) correspond the setting.
7. The flue dust filtering system for a thermal power plant of claim 6, wherein: the improved storage device is characterized in that a piston plate (601) is arranged in the storage chamber (504), a push rod (602) is arranged at the bottom of the piston plate (601), the bottom end of the push rod (602) penetrates through the fixing plate (501) to be connected with a roller (603), the top of the rotating shaft (401) is fixedly connected with a top plate (604), a boss (605) is arranged on the top plate (604), the top surface of the boss (605) is wavy, and the roller (603) is in sliding connection with the boss (605).
8. The flue dust filtering system for a thermal power plant of claim 7, wherein: the outer side of the ejector rod (602) is sleeved with a baffle (606), and a spring (607) is arranged between the baffle (606) and the fixing plate (501).
9. The flue dust filtering system for a thermal power plant of claim 8, wherein: the storage chamber (504) is provided with a liquid replenishing pipe (505) in a communicating mode, and the liquid replenishing pipe (505) extends to the outside of the shell (302).
CN202111310064.8A 2021-11-01 2021-11-01 Smoke and dust filtration system for thermal power plant Pending CN114367188A (en)

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CN202111310064.8A CN114367188A (en) 2021-11-01 2021-11-01 Smoke and dust filtration system for thermal power plant

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CN111686571A (en) * 2020-06-30 2020-09-22 徐科明 Self-cleaning heat energy recovery energy-saving combustion waste gas treatment device
CN111773904A (en) * 2020-07-15 2020-10-16 黄思龙 Energy-saving waste gas purification processing apparatus for thermal power with steam drive
CN212942144U (en) * 2020-08-05 2021-04-13 石家庄陕煤环保科技有限公司 Ceramic environment-friendly roller kiln flue gas dust removal device
CN213467223U (en) * 2020-08-18 2021-06-18 苏展民 Waste heat utilization desulfurization dust collecting equipment

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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