CN213528086U

CN213528086U - Filter tank filter equipment for denitration equipment

Info

Publication number: CN213528086U
Application number: CN202021670164.2U
Authority: CN
Inventors: 朱礼翠
Original assignee: Individual
Current assignee: Chengdu Borun Huasheng Technology Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-06-25
Anticipated expiration: 2030-08-12

Abstract

The utility model discloses a filtering device of filtering tank for denitration device belongs to denitration device technical field, including the casing, support fixedly connected with motor is passed through at the inside middle part of casing, the lower extreme fixedly connected with main shaft of motor, main shaft lower extreme fixedly connected with bearing, and the right side welding of bearing is provided with the mud scraper, and support fixedly connected with brush is passed through in the front of mud scraper. The utility model discloses in, the main shaft drives the mud scraper and the brush is rotatory around the casing, the brush is loose with the deposit in the silt of casing bottom, the mud scraper scrapes the loose silt of brush, the casing is the convex, the silt of being scraped by the mud scraper is because go up the casing bottom of high low down, the casing is scraped out at the mud outlet by the mud scraper, transported away by the fortune mud truck, solved current filtration tank filter equipment for denitration device can deposit more silt in the filtration back casing bottom, can influence the problem that casing bottom part used after the time is longer.

Description

Filter tank filter equipment for denitration equipment

Technical Field

The utility model belongs to the technical field of denitration equipment, specifically be a filtering ponds filter equipment for denitration equipment.

Background

The process of removing nitrogen oxides from combustion flue gas and the importance of preventing environmental pollution have been pointed out as world-wide problems, and the mainstream processes in the world are: SCR and SNCR, which are not very different except that the reaction temperature is lower than SNCR due to the use of a catalyst for SCR, but the SCR investment is at least several times, even more than 10 times, that of SNCR if both the construction cost and the operation cost are taken into consideration. Current denitration tower often adopts the denitration liquid to spray denitration treatment to the flue gas in the use, but the concentration of the denitration liquid that often spouts down can reduce, generally retrieves alone, then handles reuse again, and is very troublesome.

However, the bottom of the shell can deposit more silt after filtering by the filter tank filtering device for the existing denitration equipment, the use of parts at the bottom of the shell can be influenced after a long time, and the alkaline solution cannot be circulated in the filtering process by the filter tank filtering device for the existing denitration equipment, so that the alkaline solution is wasted.

Therefore, how to design a filtering device of a filtering tank for denitration equipment becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problem that the bottom of the shell can deposit more silt after filtering by the conventional filtering tank filtering device for the denitration equipment, the use of parts at the bottom of the shell can be influenced after a long time, alkaline solution cannot be circulated, and the alkaline solution is wasted, the filtering tank filtering device for the denitration equipment is provided.

The utility model adopts the technical scheme as follows: a filter device of a filter tank for denitration equipment comprises a shell, wherein the middle part inside the shell is fixedly connected with a motor through a support, the lower end of the motor is fixedly connected with a main shaft, the lower end of the main shaft is fixedly connected with a bearing, a mud scraper is welded on the right side of the bearing, and the front side of the mud scraper is fixedly connected with a brush through the support;

the fixed washing pond that is provided with in inside lower part of casing, the fixed circulating water pump that is provided with in right side of washing pond, circulating water pump's upper end fixedly connected with water pipe, the supporting shower nozzle that is provided with of water pipe lower extreme, the fixed filter screen that is provided with in top of shower nozzle, the left side middle part opening of casing is provided with the air inlet, the lower left corner opening of casing is provided with the mud outlet, the upper end opening of casing is provided with the gas outlet.

Wherein, the mud scraper is the slope form, and the brush is chemical fibre brush.

The sprayer is provided with a plurality of nozzles, the plurality of nozzles are evenly paved on the water pipe, a water outlet is formed in the left side of the shell close to the upper opening of the mud outlet, and a water inlet is formed in the left side of the shell close to the upper opening of the air inlet.

The filter screen is the active carbon filter screen, and the filter screen is provided with two, and parallel arrangement between two filter screens.

The motor is fixedly connected with the main shaft through the supporting plate, and the waterproof shell is fixedly connected to the outer portion of the motor.

The motor and the circulating water pump are both electrically connected with an external power supply.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses in, when the flue gas that has the dust, get into from the air inlet, dust in the air is through the washing pond, dust in the flue gas can be soaked, drop in the casing bottom, the bearing drives the scraper and the brush is rotatory around the casing, the brush is loose with the silt of deposit in the casing bottom, the scraper scrapes the loose silt of brush, the casing is the convex, the silt that is scraped by the scraper is because the casing bottom of going high low down, the casing is scraped out at mud outlet by the scraper, be transported away by the mud truck, the current filtering ponds filter equipment for denitration equipment can deposit more silt in the casing bottom after filtering, can influence the use of casing bottom part after the time is longer.

2. The utility model discloses in, in the flue gas enters into the washing pond from the air inlet, get rid of most nitre by the alkaline solution in the washing pond earlier, the flue gas upwards reachs shower nozzle department, the alkaline solution of water pipe in with the washing pond of circulating water pump one end is taken out to the water pipe, with the supporting shower nozzle of water pipe with alkaline solution blowout downwards, get rid of the nitre in the flue gas once more, solved current for the denitration device filter equipment alkaline solution with can not circulate in the filter process, the problem of alkaline solution has been wasted.

Drawings

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

FIG. 2 is a schematic diagram of a sectional structure of a middle housing of the present invention;

fig. 3 is a schematic diagram of the explosion structure at the middle mud scraper of the utility model.

The labels in the figure are: 1. a housing; 101. an air inlet; 102. an air outlet; 103. a sludge outlet; 2. a motor; 201. a main shaft; 202. a bearing; 203. a mud scraper; 204. a brush; 3. a water washing pool; 301. a water circulating pump; 302. a water pipe; 303. a spray head; 4. and (4) a filter screen.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The bearing (202), the circulating water pump (301) and the motor (2) mentioned in the utility model can be obtained by market or private ordering.

The utility model discloses in:

referring to fig. 1-3, a filter tank filtering device for a denitration device comprises a housing 1, wherein the middle part inside the housing 1 is fixedly connected with a motor 2 through a support, the lower end of the motor 2 is fixedly connected with a main shaft 201, the lower end of the main shaft 201 is fixedly connected with a bearing 202, the right side of the bearing 202 is welded with a mud scraper 203, and the front side of the mud scraper 203 is fixedly connected with a brush 204 through a support;

the inside lower part of casing 1 is fixed and is provided with washing pond 3, and the right side of washing pond 3 is fixed and is provided with circulating water pump 301, circulating water pump 301's upper end fixedly connected with water pipe 302, and the supporting shower nozzle 303 that is provided with of water pipe 302 lower extreme, the fixed filter screen 4 that is provided with in top of shower nozzle 303, casing 1's left side middle part opening is provided with air inlet 101, and casing 1's lower left corner opening is provided with mud outlet 103, and casing 1's upper end opening is provided with gas outlet 102.

Further, the cleaning shoe 203 is placed in an inclined manner, and the brush 204 is a chemical fiber brush 204, when the flue gas with dust, enter from the air inlet 101, the dust in the air passes through the washing tank 3, the dust in the flue gas can be soaked, drop in the bottom of the housing 1, and long-time silt is not cleaned, the water outlet can be blocked, the bearing 202 drives the cleaning shoe 203 and the brush 204 to rotate around the housing 1, the brush 204 loosens the silt deposited at the bottom of the housing 1, the cleaning shoe 203 scrapes the silt loosened by the brush 204, the housing 1 is in a convex shape, the silt scraped by the cleaning shoe 203 is due to the bottom of the housing 1 with high height and low height, the housing 1 is scraped out at the mud outlet 103 by the cleaning shoe 203, the cleaning shoe is transported away by a mud truck, the problem that the existing filtering tank filtering device for the denitration equipment can deposit more silt at the bottom of the housing 1 after filtering is solved, and the water outlet can be blocked after a long.

Further, shower nozzle 303 is provided with a plurality of, and the even flat shop of a plurality of shower nozzle 303 is on water pipe 302, and the top opening that the left side of casing 1 is close to mud outlet 103 is provided with the delivery port, and the top opening that the left side of casing 1 is close to air inlet 101 is provided with the water inlet, in the flue gas enters into washing pond 3 from air inlet 101, get rid of most nitre by the alkaline solution in washing pond 3 earlier, the flue gas upwards reachs shower nozzle 303 department, the alkaline solution in washing pond 3 is taken out to water pipe 302's water pipe 302 supporting shower nozzle 303 spouts alkaline solution downwards, get rid of the nitre in the flue gas once more, the problem of alkaline solution can not circulate in the filtering process of current filtering ponds filter equipment for denitration equipment has been solved, the alkaline solution has been wasted.

Further, filter screen 4 is active carbon filter screen 4, and filter screen 4 is provided with two, and parallel arrangement between two filter screens 4, and filter screen 4 adsorbs away the little particulate matter that has the peculiar smell in with the flue gas, can not influence staff on every side.

Further, motor 2 passes through backup pad and main shaft 201 fixed connection, and motor 2's outside fixedly connected with waterproof cover fixes the motor in casing 1, can not drenched by alkaline solution.

Further, the motor 2 and the circulating water pump 301 are both electrically connected with an external power supply, the motor 2 provides power for the mud scraper 203, and the circulating water pump 301 provides water for the water pipe 302.

The working principle is as follows: firstly, when flue gas with dust enters from the air inlet 101, the dust in the air passes through the water washing tank 3, a part of nitre can be removed from an alkaline solution in the water washing tank 3, then the dust in the flue gas can be soaked and fall on the bottom of the shell 1, and silt can not be cleaned for a long time, a water outlet can be blocked, the bearing 202 drives the mud scraping plate 203 and the brush 204 to rotate around the shell 1, the brush 204 loosens the silt deposited at the bottom of the shell 1, the mud scraping plate 203 scrapes the silt loosened by the brush 204, the shell 1 is convex, the silt scraped by the mud scraping plate 203 is scraped out of the shell 1 at the mud outlet 103 due to the bottom of the shell 1 with high height and low height, and simultaneously, the mud is scraped out of the shell 1 by the mud scraping plate 203 and is transported by a mud truck, then, the flue gas reaches the spray nozzle 303 upwards, the water pipe 302 at one end of the circulating water pump 301 pumps the alkaline solution in the water washing tank 3 to the water pipe 302, and the, nitre in the flue gas is removed again, and then, the filter screen 4 is the active carbon filter screen 4, and the active carbon filter screen 4 adsorbs small particles with peculiar smell in the flue gas, has solved the problem that peculiar smell in the flue gas influences staff on every side, and then, clean gas is discharged from the gas outlet 102 casing 1.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. The utility model provides a filter tank filter equipment for denitration device, includes casing (1), its characterized in that: the middle part of the interior of the shell (1) is fixedly connected with a motor (2) through a support, the lower end of the motor (2) is fixedly connected with a main shaft (201), the lower end of the main shaft (201) is fixedly connected with a bearing (202), a mud scraper (203) is welded on the right side of the bearing (202), and the front side of the mud scraper (203) is fixedly connected with a brush (204) through a support;

the fixed washing pond (3) that is provided with in inside lower part of casing (1), the fixed circulating water pump (301) that is provided with in right side of washing pond (3), upper end fixedly connected with water pipe (302) of circulating water pump (301), water pipe (302) lower extreme is supporting to be provided with shower nozzle (303), the fixed filter screen (4) that is provided with in top of shower nozzle (303), the left side middle part opening of casing (1) is provided with air inlet (101), the lower left corner opening of casing (1) is provided with mud outlet (103), the upper end opening of casing (1) is provided with gas outlet (102).

2. The filtration tank filtration apparatus for a denitration apparatus according to claim 1, wherein: the mud scraping plate (203) is inclined, and the brush (204) is a chemical fiber brush (204).

3. The filtration tank filtration apparatus for a denitration apparatus according to claim 1, wherein: shower nozzle (303) are provided with a plurality of, and evenly tile on water pipe (302) a plurality of shower nozzle (303), and the top opening that the left side of casing (1) is close to mud outlet (103) is provided with the delivery port, and the top opening that the left side of casing (1) is close to air inlet (101) is provided with the water inlet.

4. The filtration tank filtration apparatus for a denitration apparatus according to claim 1, wherein: the filter screen (4) is the active carbon filter screen (4), and filter screen (4) are provided with two, and parallel arrangement between two filter screens (4).

5. The filtration tank filtration apparatus for a denitration apparatus according to claim 1, wherein: the motor (2) is fixedly connected with the main shaft (201) through the supporting plate, and the waterproof shell is fixedly connected to the outer portion of the motor (2).

6. The filtration tank filtration apparatus for a denitration apparatus according to claim 1, wherein: the motor (2) and the circulating water pump (301) are electrically connected with an external power supply.