CN216856157U

CN216856157U - A purifier for thermal power plant's fume emission usefulness

Info

Publication number: CN216856157U
Application number: CN202123416398.1U
Authority: CN
Inventors: 张正帅
Original assignee: Huaneng Jingtai Thermal Power Co Ltd
Current assignee: Huaneng Jingtai Thermal Power Co Ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2022-07-01
Anticipated expiration: 2031-12-31

Abstract

The utility model discloses a purification device for smoke emission of a thermal power plant, and relates to the technical field of thermal power plants. This a purifier for thermal power plant's fume emission usefulness, including the precipitation chamber, the last fixed surface of precipitation chamber is connected with the connector, the last fixed surface of connector is connected with the spray room, dust fall mechanism sets up the inside at the spray room. This a purifier for thermal power plant's fume emission usefulness, through setting up the dust filtration frame, when needs carry out dust fall purification treatment to the flue gas, at first the flue gas gets into the inside of drip chamber from the inside of air inlet, then carries out preliminary dust fall to the flue gas through shower nozzle spun cooling water, passes through dust filtration frame and filter screen again, has placed active carbon wherein, and active carbon can assist and adsorb surplus dust and harmful gas, and the device is convenient for carry out dust fall purification treatment to the flue gas.

Description

A purifier for thermal power plant's fume emission usefulness

Technical Field

The utility model relates to the technical field of thermal power plants, in particular to a purification device for discharging flue gas of a thermal power plant.

Background

A thermal power plant, called thermal power plant for short, is a plant for producing electric energy by using coal, petroleum and natural gas as fuel, and its basic production process is that the fuel is burned in a boiler to heat water to steam, and the chemical energy of the fuel is converted into heat energy, and the steam pressure drives a steam turbine to rotate, and the heat energy is converted into mechanical energy, and then the steam turbine drives a generator to rotate, and the mechanical energy is converted into electric energy, and in the thermal power generation process, the flue gas released by fuel combustion contains dust, so that when the flue gas of the thermal power plant is treated, a flue gas purification and filtration device is required.

The proportion of the heat loss of the exhaust smoke of the coal-fired power plant boiler in the operation is large, the heat loss of the exhaust smoke accounts for more than half of the total heat loss of the boiler, and the operation exhaust smoke temperature of some thermal power plants is usually higher than the design value, so that the reduction of the exhaust smoke temperature of the power plant boiler has important practical significance for energy conservation and emission reduction, meanwhile, the exhaust smoke generated in the operation process of the coal-fired power plant boiler contains a large amount of fine particles besides a large amount of sulfur dioxide, the fine particles can form aerosol pollution at the exhaust smoke outlet of a chimney, and is one of important factors in severe weather such as dust and the like, the realization of the purification of the exhaust smoke becomes urgent affairs in the current atmosphere pollution treatment industry, in addition, the exhaust smoke discharged from the desulfurization smoke outlet is saturated wet smoke, and is mixed with cold air after being discharged from the chimney, so that the water vapor in the exhaust smoke is suddenly condensed to form white smoke, and particularly in winter, the visual pollution is easily caused, the utility model designs a purification device for discharging flue gas of a thermal power plant based on the defects of the prior art.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model discloses a purification device for the smoke emission of a thermal power plant, which aims to solve the problems in the background art.

(II) technical scheme

In order to realize the purpose, the utility model is realized by the following technical scheme: a purifier for thermal power plant's fume emission usefulness includes:

the upper surface of the settling chamber is fixedly connected with a connecting body, and the upper surface of the connecting body is fixedly connected with a spray chamber;

dust fall mechanism, dust fall mechanism sets up the inside at the spray room, dust fall mechanism includes dust filtering frame and spray header, dust filtering frame sliding connection is in the inside of spray room, spray header sets up the inside at the spray room.

Preferably, dust fall mechanism still includes filter screen, outlet pipe and fixed plate, filter screen fixed connection is at the lower surface of dust filter frame, outlet pipe fixed connection is at the upper surface of shower nozzle, fixed plate fixed connection is in the inside of spray room.

Preferably, one side fixedly connected with air inlet of drip chamber, the opposite side fixedly connected with liquid outlet of drip chamber, the opposite side fixedly connected with liquid inlet of drip chamber, the top fixedly connected with reinforcing plate of drip chamber, the seal groove has been seted up to one side of drip chamber.

Preferably, the inside sliding connection of seal groove has the sealing strip, one side fixedly connected with closing plate of sealing strip, one side fixedly connected with arc piece of drip chamber, the inside fixedly connected with interval swash plate of connector, the upper surface of spray room is provided with the roof.

Preferably, the upper surface of roof fixedly connected with gas outlet, the inside fixedly connected with drain swash plate of spray room, the inside fixedly connected with parting bead of spray room, the inside of drip chamber is provided with the inlet tube.

Preferably, the filter screen sets up the inside at the spray room, the outlet pipe sets up the inside at the spray room, the fixed plate sets up the lower surface at spray nozzle.

Preferably, the sealing plate is connected to one side of the settling chamber in a sliding mode, the arc-shaped block is arranged on one side of the sealing plate, and the sealing strip is arranged on one side of the settling chamber.

The utility model discloses a purification device for smoke emission of a thermal power plant, which has the following beneficial effects:

1. this a purifier for thermal power plant's fume emission usefulness, through setting up the dust filtration frame, when needs carry out dust fall purification treatment to the flue gas, at first the flue gas gets into the inside of drip chamber from the inside of air inlet, then carry out preliminary dust fall to the flue gas through shower nozzle spun cooling water, then upwards from the bottom of filter screen again after carrying out preliminary dust fall at the flue gas, activated carbon has been placed to the inside of dust filtration frame and filter screen this moment, activated carbon can assist and adsorb surplus dust and harmful gas, the device is convenient for carry out dust fall purification treatment to the flue gas.

2. This a purifier for thermal power plant's fume emission usefulness, when needs carry out the dust fall to the flue gas, at first pour into the cooling water into through the inlet after to the inside of drip chamber, the cooling water gets into outlet pipe department from the inlet tube through the effect of water pump, again from inside the outlet pipe gets into the shower nozzle that its one end set up, spray the flue gas of drip chamber inside by shower nozzle at last, simultaneously when the inside of cooling water process connector, the interval swash plate is broken up the cooling water, fully contact with the flue gas and purify, certain cooling dust fall's function has been increased, the device is convenient for carry out the dust fall to the flue gas and is handled.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the settling chamber of the present invention;

FIG. 3 is a schematic view of the structure of the water inlet pipe of the present invention;

fig. 4 is a schematic structural diagram of the dust settling mechanism of the utility model.

In the figure: 1. a settling chamber; 101. an air inlet; 102. a liquid outlet; 103. a liquid inlet; 104. A reinforcing plate; 2. a linker; 201. an interval sloping plate; 202. a sealing plate; 203. a sealing strip; 204. a sealing groove; 205. an arc-shaped block; 3. a spray chamber; 301. a top plate; 302. an air outlet; 303. a liquid guide sloping plate; 304. a parting strip; 305. a water inlet pipe; 4. a dust falling mechanism; 401. a dust filter frame; 402. filtering with a screen; 403. a spray nozzle; 404. a water outlet pipe; 405. and (7) fixing the plate.

Detailed Description

The embodiment of the utility model discloses a purification device for smoke emission of a thermal power plant, which comprises the following components as shown in figures 1-4: deposit room 1, the last fixed surface of deposit room 1 is connected with connector 2, the last fixed surface of connector 2 is connected with spray room 3, one side fixedly connected with air inlet 101 of deposit room 1, the opposite side fixedly connected with liquid outlet 102 of deposit room 1, the opposite side fixedly connected with inlet 103 of deposit room 1, the top fixedly connected with reinforcing plate 104 of deposit room 1, seal groove 204 has been seted up to one side of deposit room 1, be convenient for the flue gas through setting up air inlet 101 and get into the inside of deposit room 1.

Referring to fig. 4, the device further includes a dust settling mechanism 4, the dust settling mechanism 4 is arranged inside the spray chamber 3, the dust settling mechanism 4 includes a dust filtering frame 401 and a spray nozzle 403, the dust filtering frame 401 is slidably connected inside the spray chamber 3, the spray nozzle 403 is arranged inside the spray chamber 3, and the flue gas inside the settling chamber 1 is sprayed through the spray nozzle 403 so as to facilitate dust settling. Referring to fig. 4, the device still includes that dust fall mechanism 4 still includes filter screen 402, outlet pipe 404 and fixed plate 405, filter screen 402 fixed connection is at the lower surface of dust filter frame 401, outlet pipe 404 fixed connection is at the upper surface of shower nozzle 403, fixed plate 405 fixed connection is in the inside of shower room 3, filter screen 402 sets up the inside at shower room 3, outlet pipe 404 sets up the inside at shower room 3, fixed plate 405 sets up the lower surface at shower nozzle 403, be provided with dust filter frame 401 and filter screen 402 in the inside of shower room 3, the supplementary absorption of active carbon has been placed at the top of filter screen 402.

Referring to fig. 1, 2, 3 and 4, the device further comprises a sealing strip 203 slidably connected inside a sealing groove 204, a sealing plate 202 is fixedly connected to one side of the sealing strip 203, an arc block 205 is fixedly connected to one side of the settling chamber 1, an interval inclined plate 201 is fixedly connected inside the connecting body 2, a top plate 301 is arranged on the upper surface of the spray chamber 3, the sealing plate 202 is slidably connected to one side of the settling chamber 1, the arc block 205 is arranged on one side of the sealing plate 202, the sealing strip 203 is arranged on one side of the settling chamber 1, after cooling water is injected into the settling chamber 1 through a liquid inlet 103, the cooling water enters a water outlet pipe 404 from a water inlet pipe 305 under the action of a pump, and then enters the interior of the spray nozzle 403 with one end arranged from the water outlet pipe 404.

Referring to fig. 1, 2, 3 and 4, the device further comprises an air outlet 302 fixedly connected to the upper surface of the top plate 301, a liquid guiding inclined plate 303 fixedly connected to the inside of the spray chamber 3, a partition 304 fixedly connected to the inside of the spray chamber 3, a water inlet pipe 305 arranged inside the settling chamber 1, cooling water conveniently injected into the settling chamber 1 through a liquid inlet 103, and cooling water conveniently guided out from the liquid outlet 102.

The working principle is as follows: when the purification device for the smoke emission of the thermal power plant is used, in an initial state, firstly, an air inlet 101 is fixedly connected to one side of a settling chamber 1, smoke can conveniently enter the interior of the settling chamber 1 through the arrangement of the air inlet 101, meanwhile, a liquid outlet 102 and a liquid inlet 103 are fixedly connected to the other side of the settling chamber 1, cooling water can conveniently be injected into the interior of the settling chamber 1 through the liquid inlet 103, the liquid outlet 102 can conveniently lead out the cooling water, meanwhile, a water inlet pipe 305 is arranged in the settling chamber 1, a water pump is arranged at one end of the water inlet pipe 305, a water outlet pipe 404 is arranged at the top of the water pump, after the cooling water is injected into the interior of the settling chamber 1 through the liquid inlet 103, the cooling water enters the water outlet pipe 404 from the water inlet pipe 305 under the action of the water pump, then enters the interior of a spray nozzle 403 arranged at one end of the water outlet pipe 404, and finally, the smoke in the interior of the settling chamber 1 is sprayed through the spray nozzle 403, so as to facilitate dust fall, meanwhile, a connecting body 2 and a spray chamber 3 are fixed at the top of the settling chamber 1, a dust filtering frame 401 and a filter screen 402 are arranged in the spray chamber 3, and activated carbon is placed at the top of the filter screen 402 for assisting adsorption;

when needs carry out dust fall purification treatment to the flue gas, at first the flue gas gets into the inside of drip chamber 1 from the inside of air inlet 101, then carry out preliminary dust fall through shower nozzle 403 spun cooling water to the flue gas, then upwards from the bottom of filter screen 402 after carrying out preliminary dust fall at the flue gas, the active carbon has been placed to the inside of straining dust frame 401 and filter screen 402 this moment, the active carbon can assist and adsorb surplus dust and harmful gas, the device is convenient for carry out dust fall purification treatment to the flue gas.

When the dust fall is carried out to the flue gas to needs, at first after the inside injection cooling water to drip chamber 1 through inlet 103, the cooling water gets into outlet pipe 404 from inlet tube 305 through the effect of water pump, it is inside to get into the shower nozzle 403 that its one end set up from outlet pipe 404 again, spray the flue gas of drip chamber 1 inside by shower nozzle 403 at last, simultaneously when the cooling water passes through the inside of connector 2, interval swash plate 201 breaks up the cooling water, with the flue gas abundant contact purification, certain cooling dust fall's function has been increased, the device is convenient for carry out the dust fall to the flue gas and handles.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. A purifier for thermal power plant's fume emission usefulness, its characterized in that includes:

the device comprises a settling chamber (1), wherein the upper surface of the settling chamber (1) is fixedly connected with a connecting body (2), and the upper surface of the connecting body (2) is fixedly connected with a spray chamber (3);

dust fall mechanism (4), dust fall mechanism (4) set up the inside in spray room (3), dust fall mechanism (4) are including straining dirt frame (401) and shower nozzle (403), strain dirt frame (401) sliding connection in the inside of spray room (3), shower nozzle (403) set up the inside in spray room (3).

2. The purification device for flue gas emission of a thermal power plant according to claim 1, characterized in that: dust fall mechanism (4) still include filter screen (402), outlet pipe (404) and fixed plate (405), filter screen (402) fixed connection is at the lower surface of dirt frame (401), outlet pipe (404) fixed connection is at the upper surface of shower nozzle (403), fixed plate (405) fixed connection is in the inside of shower room (3).

3. The purification device for flue gas emission of a thermal power plant according to claim 1, characterized in that: one side fixedly connected with air inlet (101) of drip chamber (1), the opposite side fixedly connected with liquid outlet (102) of drip chamber (1), the opposite side fixedly connected with liquid inlet (103) of drip chamber (1), top fixedly connected with reinforcing plate (104) of drip chamber (1), seal groove (204) have been seted up to one side of drip chamber (1).

4. A purification device for flue gas emission of a thermal power plant according to claim 3, characterized in that: the inside sliding connection of seal groove (204) has sealing strip (203), one side fixedly connected with closing plate (202) of sealing strip (203), one side fixedly connected with arc piece (205) of drip chamber (1), the inside fixedly connected with interval swash plate (201) of connector (2), the upper surface of spray room (3) is provided with roof (301).

5. The purification device for flue gas emission of a thermal power plant according to claim 4, wherein: the upper surface fixedly connected with gas outlet (302) of roof (301), the inside fixedly connected with drain swash plate (303) of spray room (3), the inside fixedly connected with parting bead (304) of spray room (3), the inside of drip chamber (1) is provided with inlet tube (305).

6. The purification device for flue gas emission of a thermal power plant as claimed in claim 2, wherein: the filter screen (402) is arranged in the spray chamber (3), the water outlet pipe (404) is arranged in the spray chamber (3), and the fixing plate (405) is arranged on the lower surface of the spray nozzle (403).

7. The purification device for flue gas emission of a thermal power plant according to claim 4, wherein: the sealing plate (202) is connected to one side of the settling chamber (1) in a sliding mode, the arc-shaped block (205) is arranged on one side of the sealing plate (202), and the sealing strip (203) is arranged on one side of the settling chamber (1).