CN211147354U

CN211147354U - Energy-concerving and environment-protective boiler SOx/NOx control device

Info

Publication number: CN211147354U
Application number: CN201922260593.6U
Authority: CN
Inventors: 李瀚遒; 邹德云
Original assignee: Shandong Hanjiang Environmental Protection Technology Co ltd
Current assignee: Shandong Hanjiang Environmental Protection Technology Co ltd
Priority date: 2019-12-17
Filing date: 2019-12-17
Publication date: 2020-07-31
Anticipated expiration: 2029-12-17

Abstract

The utility model relates to the technical field of environment-friendly desulfurization and denitrification equipment, and discloses an energy-saving environment-friendly boiler desulfurization and denitrification device, wherein the upper surface of a boiler is fixedly connected with a connecting pipe, the lower surface right end of the connecting pipe is fixedly connected with an air inlet pipe, the lower surface of the air inlet pipe is fixedly connected with a first-level desulfurization and denitrification device, the right side surface of the first-level desulfurization and denitrification device is fixedly connected with a desulfurization recovery device, the residual oxysulfide in flue gas can be well removed through the desulfurization recovery device, the residual oxysulfide is absorbed and removed through a desulfurization activated carbon net cage, thereby the influence on the atmosphere is well avoided, the residual oxynitride in the flue gas can be well removed through the denitrification device, the air pollution is avoided, and the flow velocity of the gas is controlled through a guide pipe, thereby make flue gas and second active carbon net abundant contact, thereby make the effect of denitration more showing.

Description

Energy-concerving and environment-protective boiler SOx/NOx control device

Technical Field

The utility model relates to an environmental protection SOx/NOx control equipment technical field specifically is an energy-concerving and environment-protective boiler SOx/NOx control device.

Background

The flue gas desulfurization and denitration technology is a boiler flue gas purification technology applied to the chemical industry of generating multi-nitrogen oxides and sulfur oxides. Nitrogen oxides and sulfur oxides are one of the main sources of air pollution. The application of this technology is of considerable benefit for ambient air purification. Currently known flue gas desulfurization and denitrification technologies include the technologies of PAFP, ACFP, pyrolusite method, electron beam ammonia method, pulse corona method, gypsum wet method, catalytic oxidation method, microbial degradation method and the like.

However, the conventional apparatus has a poor effect of removing sulfur and nitrates in the boiler, and causes residual nitrogen oxides and sulfur oxides in flue gas to remain, thereby polluting the atmosphere. Therefore, the person skilled in the art provides an energy-saving and environment-friendly boiler desulfurization and denitrification device to solve the problems set forth in the background art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an energy-concerving and environment-protective boiler SOx/NOx control 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:

the utility model provides an energy-concerving and environment-protective boiler SOx/NOx control device, includes the boiler, the last fixed surface of boiler is connected with the connecting pipe, the lower surface right-hand member fixedly connected with intake pipe of connecting pipe, the lower fixed surface of intake pipe is connected with one-level SOx/NOx control device, the right flank fixedly connected with SOx/NOx control device of one-level SOx/NOx control device, SOx/NOx control device's right flank fixedly connected with denitrification facility.

As a further aspect of the present invention: desulfurization recovery unit includes desulfurization case, back flow, drain pipe, outlet duct, bottom plate, water pump, hand (hold), desulfurization active carbon net case and filter screen, the inside bottom surface fixedly connected with bottom plate of desulfurization case, and the left surface from the top down of desulfurization case is fixedly connected with back flow and drain pipe respectively, the right flank fixedly connected with outlet duct of desulfurization case, and the last fixed surface of desulfurization case is connected with the hand (hold), fixedly connected with filter screen on the inside lateral wall of desulfurization case, the lower fixed surface of hand (hold) is connected with desulfurization active carbon net case, the last fixed surface of bottom plate is connected with the water pump.

As a further aspect of the present invention: the denitration device comprises a denitration tank, an exhaust pipe, a cushion block, a first activated carbon net, a plane plate, a second activated carbon net, a guide pipe and a guide plate, wherein the upper surface of the denitration tank is fixedly connected with the exhaust pipe, the inner side wall of the denitration tank is fixedly connected with the cushion block and the first activated carbon net from top to bottom respectively, the upper surface of the cushion block is fixedly connected with the plane plate, the inner side of the plane plate is fixedly connected with the second activated carbon net, the lower surface of the plane plate is fixedly connected with the guide pipe, and the inner side of the guide pipe is fixedly connected with the guide plate.

As a further aspect of the present invention: the shape of the boiler is circular ring shape, the interior of the boiler is a cavity, and the shape of the connecting pipe is U-shaped.

As a further aspect of the present invention: the utility model discloses a desulfurization device, including the boiler, back flow and drain pipe, filter screen, desulfurization activated carbon net case, the back flow all is located the right flank department of boiler with the drain pipe, and the size of back flow and drain pipe is the same, and the structure is the same, the filter screen is located the right-hand member below of back flow, the quantity of desulfurization activated carbon net case is two, and the size is the same, and the structure is the same, the appearance of hand (hold) is the U-shaped, the hole of mutually supporting with desulfurization activated carbon net.

As a further aspect of the present invention: the shape of denitration jar is cylindrical, and the inside of denitration jar is the cavity, the honeycomb duct is located the second activated carbon net under, and the shape of honeycomb duct is cylindrical.

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

1. through desulfurization recovery unit, can be fine detach remaining oxysulfide in the flue gas, absorb remaining oxysulfide through desulfurization active carbon net cage and detach to fine avoiding filters the recycle, the energy saving to atmospheric pollution, through the filter screen to the aqueous solution simultaneously.

2. Through denitrification facility, can be fine detach remaining nitrogen oxide in the flue gas to avoid causing the pollution to the air, simultaneously through the velocity of flow of honeycomb duct control gas, thereby make flue gas and second active carbon net fully contact, thereby make the effect of denitration more showing.

Drawings

FIG. 1 is a schematic structural diagram of a desulfurization and denitrification device of an energy-saving and environment-friendly boiler;

FIG. 2 is a schematic structural diagram of a desulfurization recovery device in a desulfurization and denitrification device of an energy-saving and environment-friendly boiler;

FIG. 3 is a schematic structural diagram of a denitration device in a desulfurization and denitration device of an energy-saving and environment-friendly boiler;

fig. 4 is an enlarged view of the area a in fig. 3.

In the figure: 1. a boiler; 2. a connecting pipe; 3. an air inlet pipe; 4. a first-stage desulfurization and denitrification device; 5. a desulfurization recovery unit; 51. a desulfurization box; 52. a return pipe; 53. a drain pipe; 54. an air outlet pipe; 55. a base plate; 56. a water pump; 57. a handle; 58. a desulfurization activated carbon net cage; 59. a filter screen; 6. a denitration device; 61. a denitration tank; 62. an exhaust pipe; 63. cushion blocks; 64. a first activated carbon web; 65. a flat plate; 66. a second activated carbon web; 67. a flow guide pipe; 68. a baffle.

Detailed Description

Referring to fig. 1 to 4, in an embodiment of the present invention, an energy-saving and environment-friendly boiler desulfurization and denitrification apparatus includes a boiler 1, a connecting pipe 2 is fixedly connected to an upper surface of the boiler 1, an air inlet pipe 3 is fixedly connected to a right end of a lower surface of the connecting pipe 2, a first-stage desulfurization and denitrification apparatus 4 is fixedly connected to a lower surface of the air inlet pipe 3, a desulfurization and recovery apparatus 5 is fixedly connected to a right side surface of the first-stage desulfurization and denitrification apparatus 4, a denitrification apparatus 6 is fixedly connected to a right side surface of the desulfurization and recovery apparatus 5, the desulfurization and recovery apparatus 5 includes a desulfurization tank 51, a return pipe 52, a drain pipe 53, an air outlet pipe 54, a bottom plate 55, a water pump 56, a handle 57, a desulfurization activated carbon net box 58 and a filter screen 59, the bottom plate 55 is fixedly connected to an inner bottom surface of the desulfurization tank 51, the return, the upper surface of the desulfurization box 51 is fixedly connected with a handle 57, the inner side wall of the desulfurization box 51 is fixedly connected with a filter screen 59, the lower surface of the handle 57 is fixedly connected with a desulfurization activated carbon net box 58, the upper surface of the bottom plate 55 is fixedly connected with a water pump 56, the boiler 1 is annular, the interior of the boiler 1 is a cavity, the connecting pipe 2 is U-shaped, the return pipe 52 and the drain pipe 53 are both positioned on the right side surface of the boiler 1, the return pipe 52 and the drain pipe 53 are identical in size and structure, the filter screen 59 is positioned below the right end of the return pipe 52, the number of the desulfurization activated carbon net boxes 58 is two, the size and the structure are identical, the handle 57 is U-shaped, the upper surface of the desulfurization box 51 is provided with holes matched with the desulfurization activated carbon net box 58, and sulfur oxides remained in the flue gas can be well removed through the desulfurization recovery device 5, residual sulfur oxides are absorbed and removed through the desulfurization activated carbon net box 58, so that the pollution to the atmosphere is well avoided, and meanwhile, the water solution is filtered and recycled through the filter screen 59, so that the energy is saved.

In fig. 4: the denitration device 6 comprises a denitration tank 61, an exhaust pipe 62, a cushion block 63, a first activated carbon net 64, a plane plate 65, a second activated carbon net 66, a guide pipe 67 and a guide plate 68, wherein the exhaust pipe 62 is fixedly connected to the upper surface of the denitration tank 61, the cushion block 63 and the first activated carbon net 64 are respectively and fixedly connected to the inner side wall of the denitration tank 61 from top to bottom, the plane plate 65 is fixedly connected to the upper surface of the cushion block 63, the second activated carbon net 66 is fixedly connected to the inner part of the plane plate 65, the guide pipe 67 is fixedly connected to the lower surface of the plane plate 65, the guide plate 68 is fixedly connected to the inner part of the guide pipe 67, the denitration tank 61 is cylindrical in shape, the cavity is arranged in the denitration tank 61, the guide pipe 67 is positioned under the second activated carbon net 66, the guide pipe 67 is cylindrical in shape, and residual nitrogen oxides in flue gas can be well removed through the denitration, thereby avoid causing the pollution to the air, simultaneously through the velocity of flow of honeycomb duct 67 control gas to make flue gas and the abundant contact of second active carbon net 66, thereby make the effect of denitration show more.

The utility model discloses a theory of operation is: for the installation of the desulfurization recovery device 5, firstly, a bottom plate 55 is fixedly installed on the bottom surface inside the desulfurization box 51, a return pipe 52 and a drain pipe 53 are respectively and fixedly installed on the left side surface of the desulfurization box 51 from top to bottom, then, the return pipe 52 and the drain pipe 53 are fixedly installed on the right side surface of the primary desulfurization and denitrification device 4, an air outlet pipe 54 is fixedly installed on the right side surface of the desulfurization box 51, then, a handle 57 is fixedly installed on the upper surface of the desulfurization box 51, holes matched with the desulfurization activated carbon net cage 58 are formed in the upper surface of the desulfurization box 51, a filter screen 59 is fixedly installed on the inner side wall of the desulfurization box 51, the filter screen 59 is installed to facilitate the filtration treatment of liquid, so as to avoid the blockage of the water pump 56, and further use of the liquid is realized, then, the desulfurization activated carbon net cage 58 is fixedly installed on the lower surface of the handle 57, and the desulfurization activated carbon net, a water pump 56 is fixedly arranged on the upper surface of a bottom plate 55, during the operation, the primary desulfurization and denitrification device 4 carries out the first desulfurization, the water solution flows into the interior of a desulfurization box 51 through a return pipe 52, then the water solution is filtered and recovered through a filter screen 59, thereby saving materials, the residual sulfur in smoke dust is adsorbed and removed through a desulfurization activated carbon net box 58, thereby avoiding the discharge and causing pollution to air, when the denitrification device 6 is arranged, a denitrification tank 61 is fixedly arranged at the right side surface of the desulfurization and recovery device 5 at first and is connected through an air outlet pipe 54, then an exhaust pipe 62 is fixedly arranged on the upper surface of the denitrification tank 61, a cushion block 63 and a first activated carbon net 64 are respectively and fixedly arranged on the inner side wall of the denitrification tank 61 from top to bottom, the first activated carbon net 64 is arranged for the first denitrification, a plane plate 65 is fixedly arranged on the upper surface of the cushion block 63, a second activated carbon net 66 is fixedly arranged in the plane plate 65, at the lower surface fixed mounting honeycomb duct 67 of plane board 65, at the inside fixed mounting guide plate 68 of honeycomb duct 67, the fine control velocity of flow of installation guide plate 68, make flue gas and second active carbon net 66 fully contact, when carrying out the secondary denitration, the flue gas enters into the inside of denitration jar 61 from outlet duct 54, carry out the desulfurization back through first active carbon net 64 earlier, rethread honeycomb duct 67 enters into in the guide plate 68, thereby pass through from second active carbon net 66, discharge from blast pipe 62 at last, detach the nitrogen oxide of flue gas, fine environmental protection.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an energy-concerving and environment-protective boiler SOx/NOx control device, includes boiler (1), its characterized in that, the last fixed surface of boiler (1) is connected with connecting pipe (2), the lower surface right-hand member fixedly connected with intake pipe (3) of connecting pipe (2), the lower fixed surface of intake pipe (3) is connected with one-level SOx/NOx control device (4), the right flank fixedly connected with SOx/NOx control recovery unit (5) of one-level SOx/NOx control device (4), the right flank fixedly connected with denitrification facility (6) of SOx/NOx control recovery unit (5).

2. The energy-saving and environment-friendly boiler desulfurization and denitrification device according to claim 1, wherein the desulfurization recovery device (5) comprises a desulfurization tank (51), a return pipe (52), a drain pipe (53), an air outlet pipe (54), a bottom plate (55), a water pump (56), a handle (57), a desulfurization activated carbon net cage (58) and a filter screen (59), the bottom surface of the interior of the desulfurization tank (51) is fixedly connected with the bottom plate (55), the left side surface of the desulfurization tank (51) is fixedly connected with the return pipe (52) and the drain pipe (53) from top to bottom respectively, the right side surface of the desulfurization tank (51) is fixedly connected with the air outlet pipe (54), the upper surface of the desulfurization tank (51) is fixedly connected with the handle (57), the filter screen (59) is fixedly connected on the side wall of the interior of the desulfurization tank (51), and the desulfurization activated carbon net cage (58) is fixedly connected with the lower surface, the upper surface of the bottom plate (55) is fixedly connected with a water pump (56).

3. The desulfurization and denitrification facility for energy-saving and environment-friendly boilers as claimed in claim 1, the denitration device (6) comprises a denitration tank (61), an exhaust pipe (62), a cushion block (63), a first activated carbon net (64), a plane plate (65), a second activated carbon net (66), a guide pipe (67) and a guide plate (68), the upper surface of the denitration tank (61) is fixedly connected with an exhaust pipe (62), and the inner side wall of the denitration tank (61) is fixedly connected with a cushion block (63) and a first active carbon net (64) from top to bottom respectively, the upper surface of the cushion block (63) is fixedly connected with a plane plate (65), the interior of the plane plate (65) is fixedly connected with a second activated carbon net (66), and the lower surface of the plane plate (65) is fixedly connected with a flow guide pipe (67), and the inside of the flow guide pipe (67) is fixedly connected with a flow guide plate (68).

4. The desulfurization and denitrification device for the energy-saving and environment-friendly boiler as claimed in claim 1, wherein the boiler (1) is annular in shape, the interior of the boiler (1) is a cavity, and the connecting pipe (2) is U-shaped in shape.

5. The desulfurization and denitrification device for the energy-saving and environment-friendly boiler as claimed in claim 2, wherein the return pipe (52) and the drain pipe (53) are both located on the right side surface of the boiler (1), the return pipe (52) and the drain pipe (53) are identical in size and structure, the filter screen (59) is located below the right end of the return pipe (52), the desulfurization activated carbon net boxes (58) are two in number, identical in size and structure, the handle (57) is U-shaped in appearance, and holes matched with the desulfurization activated carbon net boxes (58) are formed in the upper surface of the desulfurization box (51).

6. The desulfurization and denitrification device for the energy-saving and environment-friendly boiler as claimed in claim 3, wherein the denitration tank (61) is cylindrical in shape, the denitration tank (61) is hollow, the draft tube (67) is located right below the second activated carbon net (66), and the draft tube (67) is cylindrical in shape.