CN219128749U

CN219128749U - Tail gas emission device of heat supply boiler

Info

Publication number: CN219128749U
Application number: CN202223386863.6U
Authority: CN
Inventors: 李超; 周晓龙; 郭晨; 杨冲; 张学松
Original assignee: Luoyang Xinao Energy Development Co ltd
Current assignee: Luoyang Xinao Energy Development Co ltd
Priority date: 2022-12-15
Filing date: 2022-12-15
Publication date: 2023-06-06
Anticipated expiration: 2032-12-15

Abstract

The utility model belongs to the technical field of boiler tail gas emission, and particularly relates to a tail gas emission device of a heat supply boiler. Through the clean mechanism of filtration that sets up in the device, when the tail gas that needs to be responsible for in the tail gas emission is discharged, drive the fan blade through first motor and inhale the tail gas in being responsible for, and effectually pass through first activity filter, simultaneously under purifying water tank's effect, waste gas and waste residue in being responsible for and dry purifying mechanism are carried out the dust fall to the tail gas emission simultaneously, mutually support through synthetic fiber layer and nylon stratum reticulare, make the device can effectively purify the emission to the tail gas, heat the drying to the tail gas through heating resistor silk tube, get rid of the inside vapor of tail gas, improve the tail gas purifying effect, prevent to cause the pollution to the environment, prevent to cause the pollution to the air, improve tail gas emission device's result of use.

Description

Tail gas emission device of heat supply boiler

Technical Field

The utility model belongs to the technical field of boiler tail gas emission, and particularly relates to a tail gas emission device of a heat supply boiler.

Background

The boiler is an energy conversion device, the energy input to the boiler is chemical energy and electric energy in fuel, the boiler outputs steam, high temperature water or organic heat carrier with certain heat energy, the original meaning of the boiler refers to a water container heated on fire, the boiler refers to a place where fuel is burned, the boiler comprises two parts of a boiler and a boiler, the heat supply boiler belongs to one of the boilers, the boiler for providing hot water is called a hot water boiler, and the boiler is mainly used for life and has small application in industrial production. Steam generating boilers are called steam boilers, often referred to simply as boilers, and are used in many thermal power stations, ships, locomotives and industrial and mining enterprises.

Through retrieving, chinese patent application No. CN201921561201.3 discloses an exhaust duct for heating boiler with filtering mechanism, including pipeline body and cartridge filter, the fixed first flange that is equipped with of one end of pipeline body, the fixed second flange that is equipped with of one end of cartridge filter, pair hole site department between second flange and the first flange is through limit bolt threaded connection, the inside of cartridge filter is connected with coarse filter screen, fine filter screen and HEPA high efficiency filter screen through three sets of buckles block in proper order, the fixed pipeline joint that is equipped with of opposite side of pipeline body, the fixed internal thread that is equipped with of inside of pipeline joint.

For the above related art, the pipe cannot effectively filter the exhaust gas and waste residue generated by the heat supply boiler and cause air pollution, and meanwhile, a large amount of dust adheres to the inner wall of the exhaust pipe to accelerate the damage of the exhaust pipe, and the dust adhered to the exhaust pipe is very difficult to clean, so that it is highly required to design an exhaust gas emission device of the heat supply boiler to treat the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model discloses a tail gas discharge device of a heat supply boiler.

The utility model realizes the above purpose through the following technical scheme:

the utility model provides a tail gas emission device of heat supply boiler, includes the base, base top one side is fixed to be provided with and filters clean mechanism, it is fixed to be provided with dry purification mechanism to filter clean mechanism one side.

The utility model provides a clean mechanism of filtration, including fixed setting be in the exhaust emission of base top one side is responsible for, exhaust emission is responsible for inboard vertical first activity filter that is provided with, first activity filter surface mounting is provided with the filter activity support frame, and vertical activity setting is responsible for the surface at exhaust emission, exhaust emission is responsible for one side and is fixedly provided with trapezoidal connecting pipe, trapezoidal connecting pipe one side is provided with the fan leaf, the fan leaf is fixed to be set up the power take off end at first motor, exhaust emission is responsible for one side fixedly and is provided with clean case, and fixed mounting is in base top, the fixed clean water tank that is provided with in top of clean case, clean water tank one side is fixed and is provided with first one-way pressurization valve, first one-way pressurization valve opposite side fixedly connected with clean water tank connecting pipe, clean water tank connecting pipe below vertical equidistance is provided with first spray tube, clean water tank below is fixed and is provided with the second disc spray tube, second disc spray tube below is fixedly provided with the active carbon layer, and fixed mounting is in clean case inboard below, active carbon layer below is fixed with synthetic fiber layer, synthetic fiber layer below is fixedly provided with the nylon wire layer, be connected with drain pipe one side fixedly.

Preferably, the drying and purifying mechanism comprises a heating drying cylinder fixedly arranged on one side of the filtering and cleaning mechanism, heating resistance wire pipes are vertically arranged at the middle end of the heating drying cylinder at equal intervals, a ball screw is vertically arranged in the heating drying cylinder, one end of the ball screw is fixedly arranged at the power output end of the second motor, a one-way valve is fixedly arranged on one side of the heating drying cylinder, a round scraper blade is movably arranged on the outer surface of the ball screw, a connecting air pipe is fixedly connected to the other side of the heating drying cylinder, a grain suction box is fixedly arranged at the other end of the connecting air pipe, an air purifier is fixedly arranged above the grain suction box, and an external air pipe is fixedly arranged above the air purifier.

Preferably, the first movable filter plate is welded with the movable support frame of the filter plate, and the main exhaust emission pipe is welded with the trapezoid connecting pipe.

Preferably, the fan blade is connected with the first motor through a coupling, and the cleaning tank is welded with the cleaning water tank.

Preferably, the cleaning water tank connecting pipe is connected with the first one-way pressurizing valve through a flange, and the cleaning water tank is welded with the second disc spray pipe.

Preferably, the ball screw is connected with the second motor through a coupling, and the ball screw is connected with the circular scraping plate through threads.

Preferably, the heating drying cylinder is welded with the heating resistance wire tube, and the heating drying cylinder is welded with the connecting air tube.

The beneficial effects are that:

the utility model discloses a tail gas emission device of a heat supply boiler, which is characterized in that when the tail gas in a main tail gas emission pipe is required to be emitted through a filtering and cleaning mechanism arranged in the device, a fan blade is driven by a first motor to suck the tail gas in the main pipe, the tail gas effectively passes through a first movable filter plate, and meanwhile, under the action of a purifying water tank, dust is reduced on the tail gas emission main pipe and the waste gas and waste residue in the drying and cleaning mechanism, the tail gas can be effectively purified and emitted through the mutual matching of a synthetic fiber layer and a nylon net layer, the tail gas is heated and dried through a heating resistance wire pipe, the water vapor in the tail gas is removed, the tail gas purifying effect is improved, the environment is prevented from being polluted, the tail gas can be thoroughly purified, the air is prevented from being polluted, and the using effect of the tail gas emission device is improved.

Drawings

FIG. 1 is a schematic illustration of an isometric shaft configuration of the present utility model;

FIG. 2 is a schematic elevational view of the present utility model;

FIG. 3 is a schematic top view of the present utility model;

FIG. 4 is a first schematic structural view of the present utility model;

FIG. 5 is a second schematic structural view of the present utility model;

fig. 6 is a partial schematic view at a in fig. 5.

In the figure: 1. a base;

2. a filter cleaning mechanism; 201. a tail gas discharge main pipe; 202. a first movable filter plate; 203. a movable support frame of the filter plate; 204. a trapezoid connecting pipe; 205. a first motor; 206. a fan blade; 207. a first nozzle; 208. cleaning a water tank connecting pipe; 209. a first one-way pressurization valve; 210. purifying the water tank; 211. a second disk nozzle; 212. an activated carbon layer; 213. a synthetic fiber layer; 214. nylon net layer; 215. a drainage connecting pipe; 216. a drain pipe; 217. a cleaning tank;

3. a drying and purifying mechanism; 301. heating the drying cylinder; 302. heating the resistance wire tube; 303. a second motor; 304. a one-way valve; 305. a ball screw; 306. a circular scraper; 307. connecting an air pipe; 308. a grain suction box; 309. an air cleaner; 310. and an external air pipe.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, one embodiment provided by the present utility model is: the utility model provides a tail gas emission device of heat supply boiler, includes base 1, and base 1 top one side is fixed to be provided with and is filtered clean mechanism 2, and it is fixed to be provided with dry purification mechanism 3 to filter clean mechanism 2 one side.

In this embodiment: the filtration cleaning mechanism 2 comprises a tail gas emission main pipe 201 fixedly arranged on one side above the base 1, a first movable filter plate 202 is longitudinally arranged on the inner side of the tail gas emission main pipe 201, a filter plate movable supporting frame 203 is fixedly arranged on the outer surface of the first movable filter plate 202, a first spray pipe 207 is vertically and movably arranged on the outer surface of the tail gas emission main pipe 201, a trapezoid connecting pipe 204 is fixedly arranged on one side of the tail gas emission main pipe 201, a fan blade 206 is fixedly arranged at the power output end of a first motor 205, a cleaning tank 217 is fixedly arranged on one side of the tail gas emission main pipe 201 and fixedly arranged above the base 1, a cleaning water tank 210 is fixedly arranged above the cleaning tank 217, a first one-way pressurizing valve 209 is fixedly arranged on one side of the cleaning water tank 210, a cleaning water tank connecting pipe 208 is fixedly connected to the other side of the first one-way pressurizing valve 209, a first spray pipe 207 is vertically and equidistantly arranged below the cleaning water tank connecting pipe 208, a second spray pipe 211 is fixedly arranged below the cleaning water tank 210, an active carbon layer 212 is fixedly arranged below the second spray pipe 211, an active carbon layer 212 is fixedly arranged below the cleaning water layer 212, a synthetic fiber layer 213 is fixedly arranged below the cleaning water draining pipe 215 is fixedly arranged below the cleaning tank 217, a synthetic fiber layer 213 is fixedly arranged below the synthetic fiber layer 213, and a water draining pipe 215 is fixedly connected to one side of the main pipe 215 is fixedly arranged below the cleaning water draining pipe 215. The first movable filter plate 202 is welded with the filter plate movable supporting frame 203, and the tail gas discharge main pipe 201 is welded with the trapezoid connecting pipe 204. Fan blade 206 is coupled to first motor 205 via a coupling, and cleaning tank 217 is welded to clean water tank 210. The clean water tank connection pipe 208 is connected with the first one-way pressurization valve 209 through a flange, and the clean water tank 210 is welded with the second disk nozzle 211. The fan blade 206 is used for extracting and exhausting tail gas, the clean water tank 210 is used for spraying water mist to the tail gas in the device, dust fall is carried out, and the active carbon layer 212 is used for absorbing dust and particulate matters in the tail gas.

In this embodiment: the drying and purifying mechanism 3 comprises a heating and drying cylinder 301 fixedly arranged on one side of the filtering and cleaning mechanism 2, heating resistance wire pipes 302 are vertically arranged at the middle end of the heating and drying cylinder 301 at equal intervals, a ball screw 305 is vertically arranged in the heating and drying cylinder 301, one end of the ball screw 305 is fixedly arranged at the power output end of the second motor 303, a one-way valve 304 is fixedly arranged on one side of the heating and drying cylinder 301, a circular scraping plate 306 is movably arranged on the outer surface of the ball screw 305, a connecting air pipe 307 is fixedly connected to the other side of the heating and drying cylinder 301, a grain sucking box 308 is fixedly arranged on the other end of the connecting air pipe 307, an air purifier 309 is fixedly arranged above the grain sucking box 308, and an external air pipe 310 is fixedly arranged above the air purifier 309. The ball screw 305 is coupled to the second motor 303 via a coupling, and the ball screw 305 is screwed to the circular scraper 306. The heating and drying cylinder 301 is welded to the heating and resistance wire tube 302, and the heating and drying cylinder 301 is welded to the connecting air duct 307. The circular scraping plate 306 is used for scraping dust and water gas on the inner wall of the heating drying cylinder 301, the heating resistance wire tube 302 is used for drying tail gas, and water vapor in the tail gas is removed.

Working principle: when the device is used, the device is connected to the tail gas pipe connection part of the heat supply boiler, the tail gas generated by the heat supply boiler passes through the tail gas discharge main pipe 201 and passes through the first movable filter plate 202 for preliminary filtration, if the first movable filter plate 202 is used for a period of time, the movable filter plate support frame 203 can be used for taking out the device, the device is cleaned, meanwhile, the first motor 205 is started, the fan blade 206 is driven to rotate, the tail gas in the tail gas discharge main pipe 201 is discharged, and the clean water tank 210 is started, the clean water is respectively used for cleaning the tail gas discharge main pipe 201 and the clean tank 217 through the first spray pipe 207 and the second disc spray pipe 211, the cleaned sewage is discharged through the drain pipe 216 through the drain pipe 215, the active carbon layer 212, the synthetic fiber layer 213 and the nylon net layer 214, but the generated dust in the waste gas passes through the one-way valve 304 and enters the heating drying cylinder 301, at this moment, the second motor 303 is started, the ball screw 305 is driven, and the round scraper blade 306 arranged on the outer surface is rotated and moves up and down, the inner wall of the heating drying cylinder 301 is scraped, the waste gas after drying is cleaned, the particle suction box 308 and the air cleaner 309 are cleaned, the clean the tail gas is discharged through the secondary clean water, the exhaust effect is improved, the exhaust effect is caused, the exhaust of the exhaust gas is thoroughly, and the exhaust of the exhaust device is prevented, and the exhaust pollution of the exhaust effect is thoroughly, and the exhaust of the exhaust can be prevented.

Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. The utility model provides a tail gas emission device of heat supply boiler which characterized in that: the device comprises a base (1), wherein a filtering and cleaning mechanism (2) is fixedly arranged on one side above the base (1), and a drying and purifying mechanism (3) is fixedly arranged on one side of the filtering and cleaning mechanism (2);

the filtering and cleaning mechanism (2) comprises a main exhaust pipe (201) fixedly arranged on one side above a base (1), a first movable filter plate (202) is longitudinally arranged on the inner side of the main exhaust pipe (201), a filter plate movable support frame (203) is fixedly arranged on the outer surface of the first movable filter plate (202), a trapezoid connecting pipe (204) is fixedly arranged on one side of the main exhaust pipe (201), fan blades (206) are arranged on one side of the trapezoid connecting pipe (204), a cleaning box (217) is fixedly arranged at the power output end of a first motor (205), a cleaning box (217) is fixedly arranged on one side of the main exhaust pipe (201), the cleaning box (217) is fixedly arranged above the base (1), a first one-way pressurizing valve (209) is fixedly arranged on one side of the cleaning box (210), a cleaning water tank (208) is fixedly connected on the other side of the first one-way pressurizing valve (209), a first carbon connecting pipe (210) is vertically arranged below the cleaning water tank (208), a second carbon connecting pipe (211) is fixedly arranged below a second carbon connecting pipe (211), a second carbon spraying pipe (211) is fixedly arranged on one side of the cleaning box (212), and fixed mounting is in clean case (217) inboard below, active carbon layer (212) below is fixed and is provided with synthetic fiber layer (213), synthetic fiber layer (213) below is fixed and is provided with nylon stratum reticulare (214), exhaust emission is responsible for (201) below fixedly connected with drainage connecting pipe (215), drainage connecting pipe (215) one side is fixed and is provided with drain pipe (216).

2. A tail gas discharge device of a heating boiler according to claim 1, characterized in that: the drying and purifying mechanism (3) comprises a heating and drying cylinder (301) fixedly arranged on one side of the filtering and cleaning mechanism (2), heating resistance wire pipes (302) are vertically arranged at the middle end of the heating and drying cylinder (301) at equal intervals, a ball screw (305) is vertically arranged in the heating and drying cylinder (301), one end of the ball screw (305) is fixedly arranged at the power output end of a second motor (303), a one-way valve (304) is fixedly arranged on one side of the heating and drying cylinder (301), a circular scraping plate (306) is movably arranged on the outer surface of the ball screw (305), a connecting air pipe (307) is fixedly connected to the other side of the heating and drying cylinder (301), a grain sucking box (308) is fixedly arranged at the other end of the connecting air pipe (307), an air purifier (309) is fixedly arranged above the grain sucking box (308), and an external air pipe (310) is fixedly arranged above the air purifier (309).

3. A tail gas discharge device of a heating boiler according to claim 1, characterized in that: the first movable filter plate (202) is welded with the movable support frame (203) of the filter plate, and the main exhaust emission pipe (201) is welded with the trapezoid connecting pipe (204).

4. A tail gas discharge device of a heating boiler according to claim 1, characterized in that: the fan blade (206) is connected with the first motor (205) through a coupling, and the cleaning box (217) is welded with the cleaning water tank (210).

5. A tail gas discharge device of a heating boiler according to claim 1, characterized in that: the cleaning water tank connecting pipe (208) is connected with the first one-way pressurizing valve (209) through a flange, and the cleaning water tank (210) is welded with the second disc spray pipe (211).

6. A tail gas discharge device of a heating boiler according to claim 2, characterized in that: the ball screw (305) is connected with the second motor (303) through a coupler, and the ball screw (305) is connected with the circular scraping plate (306) through threads.

7. A tail gas discharge device of a heating boiler according to claim 2, characterized in that: the heating drying cylinder (301) is welded with the heating resistance wire tube (302), and the heating drying cylinder (301) is welded with the connecting air tube (307).