CN210251834U

CN210251834U - Integrated desulfurization and denitrification device

Info

Publication number: CN210251834U
Application number: CN201920710665.XU
Authority: CN
Inventors: 史正清; 何铁; 王佩德
Original assignee: Yangzhou Petrochemical Co ltd
Current assignee: Yangzhou Petrochemical Co ltd
Priority date: 2019-05-17
Filing date: 2019-05-17
Publication date: 2020-04-07
Anticipated expiration: 2029-05-17

Abstract

The utility model relates to the technical field of flue gas purification, in particular to an integrated desulfurization and denitrification device, which comprises a machine body, wherein a top cover is fixedly arranged at the top of the machine body, an air inlet pipe port is fixedly arranged at the top end of the left outer wall of the machine body, a flange is fixedly arranged on the left outer wall of the air inlet pipe port, an integrated connecting pipe is fixedly arranged at the bottom end of the left outer wall of the machine body, a recovery pipe is fixedly arranged at the top of the integrated connecting pipe, a discharge port is fixedly arranged on the left outer wall of the integrated connecting pipe, a first inner cavity is fixedly arranged at the inner top end of the machine body, a first spray cover is fixedly arranged at the top of the first inner cavity, a plurality of first spray holes are fixedly arranged at the bottom wall of the first spray cover, a first branch pipe is fixedly connected with the top wall opening of the first spray cover, the method has the advantages of simple principle, easy realization, low cost and certain use value and popularization value.

Description

Integrated desulfurization and denitrification device

Technical Field

The utility model relates to a flue gas purification technical field specifically is an integration desulfurization denitrification facility.

Background

Industrial waste gas is a generic term for various pollutant-containing gases discharged into the air during the combustion and production processes of fuels in the factory area of an enterprise, and the waste gas includes: carbon dioxide, carbon disulfide, hydrogen sulfide, fluoride, nitrogen oxide, chlorine, hydrogen chloride, carbon monoxide, lead mercury sulfate (fog), beryllium compound, smoke dust and productive dust are discharged into the atmosphere and can pollute the air, the substances enter the human body through different respiratory tracts, some directly cause harm, some have an accumulation effect and can seriously harm the health of people, and different substances have different influences.

The harm of smoke generated by industry to human health: the world health organization calls that air pollution causes about 700 thousands of deaths in 2012 (the causes of some deaths are related to indoor/outdoor air pollution), namely one out of eight deaths in the world; damage to plants: the harm of atmospheric pollutants, especially sulfur dioxide, fluoride and the like to plants is very serious, and when the concentration of the pollutants is very high, the pollutants can cause acute harm to the plants, so that the surfaces of the plant leaves can generate scars, or the leaves can be withered and shed directly; when the concentration of the pollutants is not high, the pollutants can cause chronic harm to the plants, so that the leaves of the plants are faded, or no harm symptoms can be seen on the surface, but the physiological functions of the plants are affected, so that the yield of the plants is reduced, and the quality is deteriorated; influence on weather and climate: the effects of atmospheric pollutants on weather and climate are quite significant.

The harmfulness of SO2 and NO contained in industrial flue gas is very large, and the existing desulfurization and denitrification devices are generally huge in size, inconvenient to use and control and high in cost investment, SO that an integrated desulfurization and denitrification device is needed to solve the defects in the prior art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an integrated desulfurization and denitrification device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an integrated desulfurization and denitrification device comprises a machine body, wherein a top cover is fixedly arranged at the top of the machine body, an air inlet pipe port is fixedly arranged at the top end of the outer wall at the left side of the machine body, a flange is fixedly arranged on the outer wall at the left side of the air inlet pipe port, an integrated connecting pipe is fixedly arranged at the bottom end of the outer wall at the left side of the machine body, a recovery pipe is fixedly arranged at the top of the integrated connecting pipe, a discharge port is fixedly arranged on the outer wall at the left side of the integrated connecting pipe, a first inner cavity is fixedly arranged at the top end of the interior of the machine body, a first spraying cover is fixedly arranged at the top of the first inner cavity, a plurality of first spraying holes are fixedly arranged at the bottom wall of the first spraying cover, a first branch pipe is fixedly connected with a top wall through hole of the first spraying cover, a first filter plate is fixedly arranged at the bottom, the second sprays the diapire of cover and fixedly sets up a plurality of seconds and sprays the hole, the second sprays the roof opening fixedly connected with second branch pipe of cover, there is the fixed second filter that is equipped with in bottom of second inner chamber, the inside bottom mounting of organism is equipped with the third inner chamber, the right side inner wall fixed mounting of third inner chamber has sulfur dioxide detector and nitrogen oxide detector, the diapire middle part of organism is fixed and has been seted up the leakage fluid dram, the both sides outer wall fixedly connected with support of organism, the bottom fixedly connected with fixing base of support, the fixed circulating pump that is equipped with in top of fixing base, the delivery outlet fixedly connected with mainstream pipe of circulating pump.

Preferably, the bottom end of the outer wall of the front side of the machine body is fixedly provided with a solution feeding port.

Preferably, the port of the air inlet pipe is fixedly communicated with the first inner cavity.

Preferably, the connection ports of the integrated connection pipe, the recovery pipe and the discharge port are fixedly provided with electromagnetic valves, and one end of the recovery pipe, which is far away from the integrated connection pipe, is fixedly communicated with the port of the air inlet pipe.

Preferably, the sulfur dioxide detector and the nitrogen oxide detector are electrically connected to a control terminal.

Preferably, the liquid outlet is fixedly communicated with the third inner cavity, and a certain volume of NaClO2 solution is fixedly added in the third inner cavity.

Preferably, the input port of the circulating pump is connected to the liquid discharge port through a liquid guide pipe, and the model of the circulating pump is IHW 15-80.

Preferably, one end of the main flow pipe, which is far away from the circulating pump, is fixedly communicated with the first branch pipe and the second branch pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses in, through the organism formula structure as an organic whole that sets up to this volume is less relatively, makes the area that occupies reduce a lot, and the fixed first inner chamber and second inner chamber, the third inner chamber that is equipped with of inner space of organism, vertical spatial structure design scientific and reasonable, and comparatively simple.

2. The utility model discloses in, the inside of third inner chamber through setting up is fixed to have added the NaClO2 solution that has appointed capacity to this device is through adopting NaClO2 method to accomplish desulfurization denitrogenation work simultaneously, and the principle is comparatively simple.

3. The utility model discloses in, install on the inner wall top of third inner chamber through the sulfur dioxide detector and the nitrogen oxide detector that set up to this can carry out last detection to the flue gas after handling, prevents to purify unclean and direct discharge polluted environment, and the realization of whole function is comparatively simple, has certain use value and spreading value.

Drawings

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

FIG. 2 is a right side view of the overall structure of the present invention;

fig. 3 is a top view of the overall structure of the present invention.

In the figure: 1-machine body, 2-top cover, 3-air inlet pipe port, 4-flange, 5-integral connecting pipe, 6-recovery pipe, 7-discharge port, 8-first inner cavity, 9-first spray cover, 10-first spray hole, 11-first branch pipe, 12-first filter plate, 13-second inner cavity, 14-second spray cover, 15-second spray hole, 16-second branch pipe, 17-second filter plate, 18-third inner cavity, 19-sulfur dioxide detector, 20-nitrogen oxide detector, 21-liquid discharge port, 22-support, 23-fixing seat, 24-circulating pump and 25-main flow pipe.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an integrated desulfurization and denitrification device comprises a machine body 1, wherein the machine body 1 is of an integrated structure, the size is relatively small, the occupied area is greatly reduced, a first inner cavity 8, a second inner cavity 13 and a third inner cavity 18 are fixedly arranged in the inner space of the machine body, the longitudinal space structure is scientific and reasonable in design and is simpler, a top cover 2 is fixedly arranged at the top of the machine body 1, an air inlet pipe port 3 is fixedly arranged at the top end of the outer wall of the left side of the machine body 1, a flange 4 is fixedly arranged on the outer wall of the left side of the air inlet pipe port 3, an integrated connecting pipe 5 is fixedly arranged at the bottom end of the outer wall of the left side of the machine body 1, a recovery pipe 6 is fixedly arranged at the top of the integrated connecting pipe 5, a discharge port 7 is fixedly arranged on the outer wall of the left side of the integrated connecting pipe 5, a first inner cavity 8 is fixedly arranged at the top of the machine, the top wall port of the first spraying cover 9 is fixedly connected with a first branch pipe 11, the bottom of the first inner cavity 8 is fixedly provided with a first filter plate 12, the middle inside of the machine body 1 is fixedly provided with a second inner cavity 13, the top inside of the second inner cavity 13 is fixedly provided with a second spraying cover 14, the bottom wall of the second spraying cover 14 is fixedly provided with a plurality of second spraying holes 15, the top wall port of the second spraying cover 14 is fixedly connected with a second branch pipe 16, the bottom of the second inner cavity 13 is fixedly provided with a second filter plate 17, the bottom inside of the machine body 1 is fixedly provided with a third inner cavity 18, NaClO2 solution with specified volume is fixedly added through the inside of the third inner cavity 18, the device can simultaneously complete desulfurization and denitrification work by adopting a NaClO2 method, the principle is simple, the right inner wall of the third inner cavity 18 is fixedly provided with a sulfur dioxide detector 19 and a nitrogen oxide detector 20, and is arranged on the top end of the inner wall of the third, with this can carry out final detection to the flue gas after handling, prevent to appear purifying unclean and direct discharge polluted environment, the realization of whole function is comparatively simple, certain use value and spreading value have, organism 1's diapire middle part is fixed has seted up leakage fluid dram 21, organism 1's both sides outer wall fixedly connected with support 22, support 22's bottom fixedly connected with fixing base 23, fixing base 23's the fixed circulating pump 24 that is equipped with in top, circulating pump 24's delivery outlet fixedly connected with mainstream pipe 25.

The utility model discloses the theory of operation: when in use, NaClO2 solution with specified volume is added into the third inner cavity 18, then each working device of the device is started, the generated flue gas is guided into the first inner cavity 8 from the air inlet pipe port 3, meanwhile, NaClO2 solution of the third inner cavity 18 is conveyed to the first branch pipe 11 and the second branch pipe 16 through the circulating pump, firstly, the flue gas in the first inner cavity 8 is subjected to purification reaction through the first spraying cover 9, most of sulfur dioxide and nitrogen oxide contained in the flue gas are oxidized and absorbed through the NaClO2 solution, the flue gas after the first filtration passes through the first filter plate 12 and enters the second inner cavity 13, then, the sulfur dioxide and nitrogen oxide contained in the residual flue gas are oxidized and absorbed through the second spraying cover 14, the treated flue gas passes through the second filter plate 17 and enters the third inner cavity 18, and the treated flue gas is further detected through the sulfur dioxide detector 19 and the oxide detector 20, and feeding back the information to the control terminal after no residual residue is detected, opening an electromagnetic valve communicated with the discharge port 7 by the control terminal to finish discharge, feeding back the information to the control terminal when the residual residue still containing some sulfur dioxide and nitrogen oxides is detected, opening an electromagnetic valve communicated with the recovery pipe 6 by the control terminal, recovering the smoke which does not reach the standard in treatment to the air inlet pipe port 3 again, and further repeating the work until the smoke reaches the standard.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an integration desulfurization denitrification facility, includes organism (1), its characterized in that: the top of the machine body (1) is fixedly provided with a top cover (2), the top end of the outer wall of the left side of the machine body (1) is fixedly provided with an air inlet pipe port (3), the outer wall of the left side of the air inlet pipe port (3) is fixedly provided with a flange (4), the bottom end of the outer wall of the left side of the machine body (1) is fixedly provided with an integrated connecting pipe (5), the top of the integrated connecting pipe (5) is fixedly provided with a recovery pipe (6), the outer wall of the left side of the integrated connecting pipe (5) is fixedly provided with a discharge port (7), the top end of the inner part of the machine body (1) is fixedly provided with a first inner cavity (8), the top of the first inner cavity (8) is fixedly provided with a first spraying cover (9), the bottom wall of the first spraying cover (9) is fixedly provided with a plurality of first spraying holes (10, the bottom of the first inner cavity (8) is fixedly provided with a first filter plate (12), the middle of the inside of the machine body (1) is fixedly provided with a second inner cavity (13), the top end of the inside of the second inner cavity (13) is fixedly provided with a second spraying cover (14), the bottom wall of the second spraying cover (14) is fixedly provided with a plurality of second spraying holes (15), the top wall through opening of the second spraying cover (14) is fixedly connected with a second branch pipe (16), the bottom with the second inner cavity (13) is fixedly provided with a second filter plate (17), the bottom end of the inside of the machine body (1) is fixedly provided with a third inner cavity (18), the inner wall of the right side of the third inner cavity (18) is fixedly provided with a sulfur dioxide detector (19) and a nitrogen oxide detector (20), the middle part of the bottom wall of the machine body (1) is fixedly provided with a liquid discharge port (21), and two sides of the outer wall, the bottom fixedly connected with fixing base (23) of support (22), the fixed circulating pump (24) that is equipped with in top of fixing base (23), the delivery outlet fixedly connected with mainstream pipe (25) of circulating pump (24).

2. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: the bottom end of the outer wall of the front side of the machine body (1) is fixedly provided with a solution feeding port.

3. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: the port (3) of the air inlet pipe is fixedly communicated with the first inner cavity (8).

4. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: the electromagnetic valves are fixedly mounted on the connection ports of the integrated connection pipe (5) and the recovery pipe (6) and the discharge port (7), and one end, far away from the integrated connection pipe (5), of the recovery pipe (6) is fixedly communicated with the air inlet pipe port (3).

5. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: and the sulfur dioxide detector (19) and the nitrogen oxide detector (20) are electrically connected to the control terminal.

6. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: the liquid outlet (21) is fixedly communicated with the third inner cavity (18), and NaClO2 solution with a specified volume is fixedly added in the third inner cavity (18).

7. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: the input port of the circulating pump (24) is connected to the liquid outlet (21) through a liquid guide pipe, and the model of the circulating pump (24) is IHW 15-80.

8. The integrated desulfurization and denitrification apparatus according to claim 1, wherein: one end of the main flow pipe (25) far away from the circulating pump (24) is fixedly communicated with the first branch pipe (11) and the second branch pipe (16).