CN211837265U

CN211837265U - Desulfurization and denitrification equipment convenient for recycling harmful gas

Info

Publication number: CN211837265U
Application number: CN202020279135.7U
Authority: CN
Inventors: 王路阳
Original assignee: Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Current assignee: Cangzhou China Railway Equipment Manufacturing Materials Co Ltd
Priority date: 2020-03-09
Filing date: 2020-03-09
Publication date: 2020-11-03
Anticipated expiration: 2030-03-09

Abstract

The utility model relates to the technical field of chemical tail gas treatment, in particular to a desulfurization and denitrification device convenient for recovering harmful gas, which comprises a shell, wherein the top of the shell is provided with an air inlet pipe, the output end of the air inlet pipe is connected with a filter box, the output end of the filter box is connected with a denitrification chamber through an air duct, and the denitrification chamber is connected with a desulfurization chamber through a connecting pipe, the utility model can radiate heat to the flue gas by arranging the filter box, simultaneously can filter particles in the flue gas, avoid solid impurities from blocking a pipeline, can orderly complete the work of denitrification and desulfurization by arranging the desulfurization chamber and the denitrification chamber, can further denitrate and primarily desulfurize by arranging a water tank, can further desulfurize by arranging a desulfurizer box, thereby ensuring the effectiveness of desulfurization and denitrification, and can fully contact desulfurizer and water with the flue gas under the action of a motor by arranging a stirring rod and a spraying pipe, the purification capacity of the device is enhanced.

Description

Desulfurization and denitrification equipment convenient for recycling harmful gas

Technical Field

The utility model relates to a chemical industry tail gas treatment technical field specifically is a convenient SOx/NOx control equipment who retrieves harmful gas.

Background

Industries and fields such as energy, chemical industry, metallurgy, electronics and the like all relate to combustion operation of fuels such as coal, petroleum, natural gas and the like, and tail gas discharged after combustion of the fuels contains a large amount of sulfides and nitrogen oxides and a large amount of smoke dust; smoke can reduce atmospheric visibility, reduce plant photosynthesis, affect lung function of human and animals and cause related diseases; sulfides can form acid rain in the atmosphere, corrode buildings, influence plant growth and harm human health; nitrogen oxides not only form acid rain in the atmosphere, but also form photochemical smog in the atmosphere and deplete ozone to destroy the ozone layer.

Therefore, the industries such as energy, chemical industry, metallurgy, and electronics all need to carry out the operation of desulfurization, denitration and dust removal to the tail gas of burning to make the tail gas of discharging accord with the emission requirement of environmental protection, current desulfurization and denitration device is difficult to arrange the sulfur-containing substance and the nitre-containing substance in the smog to the greatest extent, and the final gas still can cause the pollution in being discharged to the air, consequently, to above current situation, urgent need develop a desulfurization and denitration equipment that conveniently retrieves harmful gas, in order to overcome not enough in the current practical application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a conveniently retrieve harmful gas's SOx/NOx control equipment to solve the problem of proposing among the above-mentioned background art.

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

the utility model provides a convenient desulfurization and denitrification equipment who retrieves harmful gas, includes the casing, the casing top is provided with the intake pipe, the intake pipe output is connected with the rose box, the rose box output passes through the air duct and is connected with the denitration chamber, the denitration chamber passes through the connecting pipe and is connected with the desulfurization chamber.

As a further aspect of the present invention: the filter box is characterized in that a heat absorbing plate is fixedly connected to the inner side of the top end of the filter box, a frame is fixedly connected to the outer side of the top end of the filter box, radiating fins fixedly connected with the heat absorbing plate are arranged on the inner side of the frame, a radiating fan is fixedly connected to the top of the inner side of the frame, a radiating pipe is fixedly connected to the outer side of the bottom end of the frame, a plurality of adsorption plates fixedly connected with the filter box are arranged on the lower side of the heat absorbing plate, and a dust collecting box movably connected with the filter.

As a further aspect of the present invention: and a honeycomb catalytic plate for filtering nitrate-containing substances is clamped and arranged on the inner side of the denitration chamber.

As a further aspect of the present invention: the inner side of the desulfurization chamber is fixedly connected with a partition plate, the lower side of the partition plate is provided with a water tank movably connected with the desulfurization chamber, the output end of the connecting pipe is arranged at the inner side of the water tank, the upper side of the water tank is provided with a first motor which is connected with the partition plate through a bolt, the output end of the first motor is connected with a stirring rod, the top of the partition plate is fixedly connected with a baffle plate, the right side of the baffle plate is provided with a desulfurizer box which is connected with the partition plate through a bolt, the inner side of the desulfurizer box is fixedly connected with a fixed plate, the lower side of the fixed plate is provided with a water pump, the output end of the water pump is connected with a liquid guide pipe, the outer side of the liquid guide pipe is provided with a rotating rod, the outer side of the rotating, the upper side part and the lower side part of the clapboard are connected through air pipes.

As a further aspect of the present invention: the desulfurization chamber top fixed connection is provided with the outlet duct, the outlet duct output is connected with the filter tube, the filter tube inboard is provided with the active carbon granule, the filter tube output is connected with the blast pipe.

As a further aspect of the present invention: a groove is formed in the inner side of the joint of the bottom end of the rotating rod and the liquid guide pipe, and a sealing ring is arranged on the inner side of the groove.

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

1. by arranging the filter box, the heat of the flue gas can be dissipated, the device is prevented from being damaged by the heat in the flue gas, and meanwhile, particles in the flue gas can be filtered, so that solid impurities are prevented from blocking a pipeline;

2. the denitration and desulfurization work can be completed in sequence by arranging the desulfurization chamber and the denitration chamber, further denitration and preliminary desulfurization can be performed by arranging the water tank, and further desulfurization can be performed by arranging the desulfurizer tank, so that the effectiveness of desulfurization and denitration is ensured;

3. through setting up puddler and shower, under the effect of motor, make desulfurizer and water fully contact with the flue gas, do benefit to the purification performance who strengthens the device.

Drawings

FIG. 1 is a schematic structural diagram of a desulfurization and denitrification apparatus for conveniently recovering harmful gases;

FIG. 2 is a schematic structural diagram of a spray pipe in a desulfurization and denitrification apparatus for conveniently recovering harmful gases;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1-shell, 2-air inlet pipe, 3-filter box, 4-absorber plate, 5-radiating fin, 6-outer frame, 7-radiating fan, 8-radiating pipe, 9-adsorption plate, 10-dust collection box, 11-air guide pipe, 12-denitration chamber, 13-honeycomb catalytic plate, 14-connecting pipe, 15-desulfuration chamber, 16-partition plate, 17-baffle plate, 18-water tank, 19-stirring rod, 20-air pipe, 21-desulfurizer box, 22-fixing plate, 23-liquid guide pipe, 24-rotating rod, 25-filter pipe, 26-sealing ring, 27-spray pipe and 28-spray head.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

Example 1

Referring to fig. 1-3, in the embodiment of the present invention, a desulfurization and denitrification apparatus convenient for recovering harmful gas includes a casing 1, an air inlet pipe 2 is disposed at the top of the casing 1, an output end of the air inlet pipe 2 is connected with a filter box 3, an output end of the filter box 3 is connected with a denitrification chamber 12 through an air duct 11, and the denitrification chamber 12 is connected with a desulfurization chamber 15 through a connecting pipe 14.

Example 2

In this embodiment, the inboard fixed connection in 3 tops of rose box is provided with absorber plate 4, 3 top outside fixed connection of rose box is provided with

frame

6, 6 inboards of frame are provided with fin 5 with 4 fixed connection of absorber plate, 6 inboard top fixed connection of frame are provided with radiator fan 7, 6 bottom outside fixed connection of frame is provided with

cooling tube

8, 4 downside of absorber plate are provided with a plurality of adsorption plates 9 with 3 fixed connection of rose box, 9 downside of adsorption plate are provided with the dust collection box 10 with 3 swing joint of rose box, through setting up rose box 3, can dispel the heat to the flue gas, avoid the heat in the flue gas to cause the damage to the device, can filter the granule in the flue gas simultaneously, avoid solid impurity to block up the pipeline.

In this embodiment, a honeycomb catalyst plate 13 for filtering the nitrate-containing substance is clamped and arranged on the inner side of the denitration chamber 12.

In this embodiment, a partition 16 is fixedly connected to the inner side of the desulfurization chamber 15, a water tank 18 movably connected to the desulfurization chamber 15 is disposed on the lower side of the partition 16, the output end of the connection pipe 14 is disposed on the inner side of the water tank 18, a first motor bolted to the partition 16 is disposed on the upper side of the water tank 18, the output end of the first motor is connected to the stirring rod 19, a baffle 17 is fixedly connected to the top of the partition 16, a desulfurizer tank 21 bolted to the partition 16 is disposed on the right side of the baffle 17, a fixing plate 22 is fixedly connected to the inner side of the desulfurizer tank 21, a water pump is disposed on the lower side of the fixing plate 22, the output end of the water pump is connected to the liquid guide tube 23, a rotating rod 24 is disposed on the outer side of the liquid guide tube 23, a plurality of spray pipes 27 are fixedly connected to the outer side of the, second motor bolted connection is provided with the inboard top of desulfurization chamber 15, the both sides part passes through gas-supply pipe 20 to be connected about 16 baffles, through setting up desulfurization chamber 15 and denitration chamber 12, can accomplish the denitration in proper order, the work of desulfurization, through setting up water tank 18, further denitration and preliminary desulfurization can be carried out, through setting up desulfurizer case 21, further desulfurization can be carried out, thereby guarantee SOx/NOx control's validity, through setting up puddler 19 and shower 27, under the effect of motor, make desulfurizer and water fully contact with the flue gas, do benefit to the purification performance who strengthens the device.

In this embodiment, the fixed connection in desulfurization chamber 15 top is provided with the outlet duct, the outlet duct output is connected with filter tube 25, the filter tube 25 inboard is provided with the active carbon granule, the filter tube 25 output is connected with the blast pipe.

In this embodiment, the inner side of the joint of the air duct 11 and the filter box 3 is fixedly connected with a filter screen.

In this embodiment, a groove is disposed on the inner side of the connection between the bottom end of the rotating rod 24 and the catheter 23, and a sealing ring 26 is disposed on the inner side of the groove.

In this embodiment, the bottom of the filter box 3 is detachably connected with a cover plate.

This convenient SOx/NOx control equipment of retrieving harmful gas, through setting up rose box 3, can dispel the heat to the flue gas, avoid the heat in the flue gas to cause the damage to the device, simultaneously can filter the granule in the flue gas, avoid solid impurity to block up the pipeline, through setting up desulfurization chamber 15 and denitration chamber 12, can accomplish the denitration in proper order, desulfurated work, through setting up water tank 18, further denitration and preliminary desulfurization can be carried out, through setting up desulfurizer case 21, can carry out further desulfurization, thereby guarantee SOx/NOx control's validity, through setting up puddler 19 and shower 27, under the effect of motor, make desulfurizer and water and flue gas fully contact, do benefit to reinforcing apparatus's purification performance.

The utility model discloses a theory of operation is: the flue gas enters the filter box 3 from the gas inlet pipe 2, the heat absorption plate 4 absorbs the heat of the flue gas and transmits the heat to the radiating fins 5, the radiating fan 7 discharges the heat from the radiating pipe 8, the adsorption plate 9 adsorbs the solid impurities in the flue gas and falls into the dust collection box 10 under the action of gravity, the filtered flue gas enters the denitration chamber 12 along the gas guide pipe 11 and is subjected to denitration treatment by the honeycomb catalytic plate 13, flue gas enters a water tank 18 on the inner side of a desulfurization chamber 15 along a connecting pipe 14, a first motor drives a stirring rod 19 to rotate so as to carry out primary desulfurization, then the gas enters the space on the upper side of a partition plate 16 along a gas conveying pipe 20, a water pump conveys a desulfurizing agent into a rotating rod 24 through a liquid guide pipe 23, and is sprayed out from a spray head 28 at the bottom of the spray pipe 27, the second motor drives the rotating rod 24 to rotate, so that the desulfurizer is fully contacted with the flue gas, and the purified flue gas is discharged out of the shell 1 after being filtered again by the filter pipe 25.

The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.

Claims

1. The utility model provides a convenient desulfurization and denitrification equipment of retrieving harmful gas, includes casing (1), its characterized in that, casing (1) top is provided with intake pipe (2), intake pipe (2) output is connected with rose box (3), rose box (3) output passes through air duct (11) and is connected with denitration chamber (12), denitration chamber (12) are connected with desulfurization chamber (15) through connecting pipe (14).

2. The desulfurization and denitrification facility for conveniently recycling harmful gases according to claim 1, wherein an absorber plate (4) is fixedly connected to the inner side of the top end of the filter box (3), an outer frame (6) is fixedly connected to the outer side of the top end of the filter box (3), heat dissipation fins (5) fixedly connected with the absorber plate (4) are arranged on the inner side of the outer frame (6), a heat dissipation fan (7) is fixedly connected to the top of the inner side of the outer frame (6), a heat dissipation pipe (8) is fixedly connected to the outer side of the bottom end of the outer frame (6), a plurality of adsorption plates (9) fixedly connected with the filter box (3) are arranged on the lower side of the absorber plate (4), and a dust collection box (10) movably connected with the filter box (3) is arranged on the lower side of.

3. The desulfurization and denitrification facility convenient for harmful gas recovery according to claim 2, wherein a honeycomb catalyst plate (13) for filtering the substances containing the nitrates is clamped inside the denitrification chamber (12).

4. The desulfurization and denitrification facility convenient for harmful gas recovery according to claim 1, wherein a partition plate (16) is fixedly connected to the inside of the desulfurization chamber (15), a water tank (18) movably connected to the desulfurization chamber (15) is arranged on the lower side of the partition plate (16), the output end of the connecting pipe (14) is arranged on the inside of the water tank (18), a first motor bolted to the partition plate (16) is arranged on the upper side of the water tank (18), the output end of the first motor is connected to the stirring rod (19), a baffle plate (17) is fixedly connected to the top of the partition plate (16), a desulfurizer tank (21) bolted to the partition plate (16) is arranged on the right side of the baffle plate (17), a fixing plate (22) is fixedly connected to the inside of the desulfurizer tank (21), a water pump is arranged on the lower side of the fixing plate (22), and the output end of the water pump is connected, the utility model discloses a desulfurization device, including catheter (23), bull stick (24) outside fixed connection is provided with a plurality of shower (27), shower (27) bottom is provided with a plurality of shower nozzles (28), bull stick (24) top is connected with second motor output, second motor bolted connection is provided with desulfurization chamber (15) inboard top, both sides part passes through gas-supply pipe (20) and connects about baffle (16).

5. The desulfurization and denitrification facility convenient for harmful gas recovery according to claim 4, wherein an outlet pipe is fixedly connected to the top of the desulfurization chamber (15), the outlet end of the outlet pipe is connected to a filter pipe (25), activated carbon particles are arranged inside the filter pipe (25), and the outlet end of the filter pipe (25) is connected to an exhaust pipe.

6. The desulfurization and denitrification facility convenient for harmful gas recovery according to claim 5, wherein a groove is provided inside the joint of the bottom end of the rotating rod (24) and the liquid guide pipe (23), and a sealing ring (26) is provided inside the groove.