CN217247942U

CN217247942U - Low-temperature denitration treatment device

Info

Publication number: CN217247942U
Application number: CN202123267028.6U
Authority: CN
Inventors: 白文付
Original assignee: Yunnan Baizhao Environmental Protection Technology Co ltd
Current assignee: Yunnan Baizhao Environmental Protection Technology Co ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-08-23
Anticipated expiration: 2031-12-23

Abstract

The utility model discloses a low-temperature denitration treatment device, which comprises a dust removal box and a desulfurization box, wherein air guide pipes are fixedly arranged on the left side wall and the right side wall of the dust removal box, a matched draught fan is fixedly arranged in the middle of each air guide pipe, and an atomizer is arranged at the top end of the desulfurization box; the top of the top middle part fixed mounting of dust removal case has quick-witted case machine case has riveted driving motor, and driving motor's output passes through reduction gear fixedly connected with gear, and the fixed cover in middle part of another set of gear has connect the rotating tube, and the bottom intercommunication of rotating tube has the shunt tubes, and the top right side fixed mounting of dust removal case has the storage water tank, and top one side of storage water tank is equipped with first water pump, and the output fixedly connected with of first water pump another set of first water pipe, the bottom of another set of first water pipe extend to the inside bottom of rotating tube, the utility model discloses can filter the large granule solid impurity and the dust in the flue gas, practice thrift the quantity of low temperature denitration treatment medicament, improve work efficiency.

Description

Low temperature denitration treatment device

Technical Field

The utility model relates to a low temperature denitration technology field, in particular to low temperature denitration treatment 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. The importance of the process of removing nitrogen oxides from combustion fumes to prevent environmental pollution has been sharply proposed as a worldwide problem. The mainstream process in the world comprises the following steps: SCR and SNCR. The SCR denitration system usually uses liquid ammonia and ammonia water solution as reducing agents, liquid ammonia is evenly mixed with flue gas after being evaporated and vaporized by an evaporator before being injected into the flue gas of the SCR system, and then the liquid ammonia reacts on the surface of a catalyst through a catalyst module to synthesize nitrogen and water vapor, so that the aim of removing NOX in the flue gas is fulfilled.

The current low temperature denitration treatment device is direct to react medicament and flue gas mixed reaction when using, and large granule solid impurity and smoke and dust that contain in the flue gas not only can make treatment facility take place to block up, cause the interference to denitration treatment, can make the medicament quantity increase moreover, hinder the abundant integration of flue gas and medicament, reduce work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a main aim at provides a low temperature denitration treatment device can effectively solve the problem in the background art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a low-temperature denitration treatment device comprises a dust removal box and a desulfurization box, wherein air guide tubes are fixedly arranged on the left side wall and the right side wall of the dust removal box, a matched draught fan is fixedly arranged in the middle of each air guide tube, the other end of each air guide tube on the right side extends into the desulfurization box and is fixedly connected with the air inlet end of a coiled tube, the other group of air guide tubes are fixedly connected with the side wall of the desulfurization box, an atomizer is arranged at the top end of the desulfurization box, and the output end of the atomizer is fixedly connected with the top end of a discharge tube through a guide tube;

the middle part of the top end of the dust removing box is fixedly provided with a machine box, the top end of the machine box is riveted with a driving motor, the output end of the driving motor is fixedly connected with a gear through a speed reducer, the gear is meshed with another group of gears, the middle part of the other group of gears is fixedly sleeved with a rotating pipe, the middle part of the side wall of the rotating pipe is rotatably connected with the middle part of the top end of the dust removing box, the bottom end of the rotating pipe is communicated with a flow dividing pipe, a water storage tank is fixedly arranged on the right side of the top end of the dust removal tank, a first water pump is arranged on one side of the top end of the water storage tank, the input of first water pump is connected with the bottom of storage water tank through first water pipe, the output fixedly connected with of first water pump another group of first water pipe, another group the other end of first water pipe passes quick-witted case and is connected with the top rotation of rotating tube, another group the bottom of first water pipe extends to the inside bottom of rotating tube.

Preferably, the dust removal case is established to cylindrically, the shunt tubes be equipped with a plurality of groups and with the dust removal case phase-match, each group the even fixed mounting in lateral wall bottom of shunt tubes has first nozzle.

Preferably, the bottom end of the right side wall of the dust removal box is fixedly provided with a second water pipe, the middle of the second water pipe is fixedly provided with a second water pump, the other end of the second water pipe is connected with the filter box, and the filter box is internally provided with a detachable filter screen matched with the second water pipe.

Preferably, the coiled pipe is fixedly connected with the bottom end inside the desulfurization box through a support piece, and a plurality of groups of second nozzles are arranged on the side wall of the coiled pipe; the delivery pipe passes through the top fixed connection of mounting and desulfurization case, the bottom of delivery pipe is equipped with a plurality of groups third nozzle.

Preferably, the air duct and the second water pipe are respectively provided with a matched electromagnetic valve.

Preferably, a bearing is fixedly installed at the joint of the rotating pipe and the dust removal box, and a bearing is fixedly installed at the joint of the top end of the first water pipe and the rotating pipe.

Compared with the prior art, the utility model discloses following beneficial effect has: the utility model relates to a low temperature denitration treatment device, during the use, start corresponding draught fan and carry the flue gas in the dust removal case rapidly, start through first water pump and carry the rotating tube through first water pipe with the water in the water storage tank and spout through first nozzle, start driving motor drive gear simultaneously and rotate, make the rotating tube drive each component flow tube and rotate, and then the flue gas fully contacts with water, dust and some solid impurity that contain in the flue gas are got rid of and are cooled down and fall to the bottom of dust removal case along with sewage, thereby reduce dust and the solid impurity that contains in the flue gas that discharges and cause the pollution to the atmosphere, simultaneously can make flue gas after the dust fall fully contact with the medicament in the follow-up denitration work, practice thrift the medicament quantity, carry the flue gas to the desulfurization case through another group of air duct through another draught fan, the flue gas spreads and spout towards each angle of the inside of desulfurization case through the second nozzle along the serpentine pipe, simultaneously the atomizer carries the delivery pipe through the guiding tube after with denitration medicament atomizing in to finally by the blowout of third nozzle, the setting of coiled pipe can make the flue gas fully contact with the medicament after the atomizing and fuse the reaction, improves work efficiency.

Drawings

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

FIG. 2 is a front view of the internal structure of the present invention;

FIG. 3 is a top view of the connection between the shunt tube and the rotating tube according to the present invention;

FIG. 4 is a top view of the connection mode of the serpentine pipe and the desulfurization box of the present invention.

In the figure: 1. a dust removal box; 101. a gas-guide tube; 102. an induced draft fan; 2. a chassis; 201. a drive motor; 202. rotating the tube; 203. a shunt tube; 3. a water storage tank; 301. a first water pump; 302. a first water pipe; 4. a second water pipe; 401. a filter box; 5. a desulfurization box; 501. a serpentine tube; 6. an atomizer; 601. a discharge pipe.

Detailed Description

In order to make the utility model realize, the technical means, the creation characteristics, the achievement purpose and the efficacy are easy to understand and understand, the utility model is further explained by combining the specific implementation mode.

As shown in fig. 1-4, a low-temperature denitration treatment device comprises a dust removal box 1 and a desulfurization box 5, wherein air guide tubes 101 are fixedly mounted on the left side wall and the right side wall of the dust removal box 1, matched induced draft fans 102 are fixedly mounted in the middle of the air guide tubes 101, the other end of the right air guide tube 101 extends into the desulfurization box 5 and is fixedly connected with the air inlet end of a coiled tube 501, the other group of air guide tubes 101 are fixedly connected with the side wall of the desulfurization box 5, an atomizer 6 is arranged at the top end of the desulfurization box 5, and the output end of the atomizer 6 is fixedly connected with the top end of a discharge tube 601 through a guide tube;

the top middle part fixed mounting of dust removal case 1 has quick-witted case 2, the top of machine case 2 is riveted there is driving motor 201, driving motor 201's output passes through reduction gear fixedly connected with gear, the gear meshes with another group gear mutually, the middle part of another group gear is fixed to be cup jointed and has been rotated pipe 202, the lateral wall middle part of rotation pipe 202 rotates with the top middle part of dust removal case 1 and is connected, the bottom intercommunication of rotation pipe 202 has shunt tubes 203, dust removal case 1's top right side fixed mounting has storage water tank 3, top one side of storage water tank 3 is equipped with first water pump 301, the input of first water pump 301 is connected with the bottom of storage water tank 3 through first water pipe 302, the output fixedly connected with another group of first water pipe 302 of first water pump 301, the other end of another group of first water pipe 302 passes quick-witted case 2 and is rotated with the top of rotation pipe 202 and is connected, the bottom of another group of first water pipe 302 extends to the inside bottom of rotation pipe 202.

Referring to fig. 1, 2 and 3, the dust removing box 1 is cylindrical, the shunt tubes 203 are provided with a plurality of groups and matched with the dust removing box 1, the bottom end of the side wall of each group of shunt tubes 203 is uniformly and fixedly provided with a first nozzle, and the shunt tubes 203 are arranged to be driven by the driving motor 201 to rotate, so that the dust removing water is fully contacted with the flue gas to drive large particle impurities in the flue gas to fall to the bottom end of the dust removing box 1.

Referring to fig. 1 and 2, a second water pipe 4 is fixedly mounted at the bottom end of the right side wall of the dust removal box 1, a second water pump is fixedly mounted in the middle of the second water pipe 4, the other end of the second water pipe 4 is connected with a filter box 401, a detachable filter screen matched with the second water pipe 4 is arranged inside the filter box 401, and the second water pump conveys the waste water after dust removal to the filter box 401 through the second water pipe 4 for filtering, so that the dust removal water is recycled, and resources are saved.

Referring to fig. 2 and 4, the serpentine pipe 501 is fixedly connected to the bottom end of the inside of the desulfurization tank 5 through a support member, and a plurality of sets of second nozzles are disposed on the side wall of the serpentine pipe 501; the discharge pipe 601 is fixedly connected with the top end of the desulfurization box 5 through a fixing piece, and a plurality of groups of third nozzles are arranged at the bottom end of the discharge pipe 601, so that the smoke can be discharged from the second nozzles to be in full contact reaction with atomized chemicals sprayed out of the third nozzles, and the working efficiency is improved.

Referring to fig. 2, the air duct 101 and the second water pipe 4 are respectively provided with a matched electromagnetic valve, the electromagnetic valves are electrically connected with the controller through leads, when dust-settling operation is performed in the dust-settling box 1, the controller controls the valve ports of the groups of electromagnetic valves to be closed, and after the dust-settling operation is completed, the controller controls the corresponding valve ports of the electromagnetic valves to be opened to start exhaust or drainage operation.

Referring to fig. 2 and 3, a bearing is fixedly installed at a connection position of the rotating pipe 202 and the dust removing box 1, and a bearing is fixedly installed at a connection position of the first water pipe 302 and the top end of the rotating pipe 202.

It should be noted that, the utility model relates to a low temperature denitration treatment device, in use, connect the left air duct 101 of dust removal case 1 with flue gas production equipment, start corresponding draught fan 102 and carry the flue gas to dust removal case 1 rapidly, start through first water pump 301 and carry the water in the storage water tank 3 to the rotating tube 202 through first water pipe 302, and reach shunt tubes 203 and finally spout through first nozzle, start driving motor 201 and drive gear rotation simultaneously, make rotating tube 202 drive each component flow tube 203 and rotate, and then flue gas and water fully contact, remove the dust and partial solid impurity that contain in the flue gas and cool down and fall to the bottom of dust removal case 1 along with sewage, thereby reduce the dust and the solid impurity that contain in the flue gas that discharges and cause the pollution to the atmosphere, simultaneously can make flue gas after the dust fall fully contact with the medicament in the follow-up denitration work, carry the flue gas to the desulfurization case 5 in through another group of air duct 101 through another group of draught fan 102 after the dust fall ends, the flue gas stretches and sprays towards each angle of inside of desulfurization case 5 through the second nozzle along coiled pipe 501, carry discharge pipe 601 through the guiding tube after atomizing denitration medicament through atomizer 6 simultaneously, and finally by the third nozzle blowout, coiled pipe 501's setting can be so that the flue gas fully contacts the fusion reaction with the medicament after atomizing, improves work efficiency.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a low temperature denitration treatment device, includes dust removal case (1) and desulfurization case (5), its characterized in that: the left side wall and the right side wall of the dust removal box (1) are fixedly provided with air guide tubes (101), the middle parts of the air guide tubes (101) are fixedly provided with matched induced draft fans (102), the other ends of the air guide tubes (101) on the right side extend into the desulfurization box (5) and are fixedly connected with the air inlet end of a coiled tube (501), the other groups of air guide tubes (101) are fixedly connected with the side wall of the desulfurization box (5), the top end of the desulfurization box (5) is provided with an atomizer (6), and the output end of the atomizer (6) is fixedly connected with the top end of a discharge pipe (601) through a guide tube;

the top middle part of the dust removal box (1) is fixedly provided with a machine box (2), the top end of the machine box (2) is riveted with a driving motor (201), the output end of the driving motor (201) is fixedly connected with a gear through a speed reducer, the gear is meshed with another group of gears, the middle part of the gear is fixedly sleeved with a rotating pipe (202), the middle part of the side wall of the rotating pipe (202) is rotatably connected with the top middle part of the dust removal box (1), the bottom end of the rotating pipe (202) is communicated with a flow dividing pipe (203), the right side of the top end of the dust removal box (1) is fixedly provided with a water storage tank (3), one side of the top end of the water storage tank (3) is provided with a first water pump (301), the input end of the first water pump (301) is connected with the bottom end of the water storage tank (3) through a first water pipe (302), the output end of the first water pump (301) is fixedly connected with another group of first water pipe (302), the other end of the other group of the first water pipes (302) penetrates through the case (2) to be rotatably connected with the top end of the rotating pipe (202), and the bottom end of the other group of the first water pipes (302) extends to the bottom end inside the rotating pipe (202).

2. The low-temperature denitration treatment apparatus according to claim 1, characterized in that: dust removal case (1) are established to be cylindrical, shunt tubes (203) be equipped with a plurality of groups and with dust removal case (1) phase-match, each group the even fixed mounting in lateral wall bottom of shunt tubes (203) has first nozzle.

3. The low-temperature denitration treatment apparatus according to claim 1, characterized in that: the right side wall bottom end fixed mounting of dust removal case (1) has second water pipe (4), the middle part fixed mounting of second water pipe (4) has the second water pump, the other end of second water pipe (4) is connected with rose box (401), the inside of rose box (401) is equipped with can dismantle the filter screen with second water pipe (4) assorted.

4. The low-temperature denitration treatment apparatus according to claim 1, wherein: the coiled pipe (501) is fixedly connected with the bottom end inside the desulfurization box (5) through a support piece, and a plurality of groups of second nozzles are arranged on the side wall of the coiled pipe (501); the discharge pipe (601) is fixedly connected with the top end of the desulfurization box (5) through a fixing piece, and a plurality of groups of third nozzles are arranged at the bottom end of the discharge pipe (601).

5. The low-temperature denitration treatment apparatus according to claim 1, characterized in that: and the air guide pipe (101) and the second water pipe (4) are respectively provided with a matched electromagnetic valve.

6. The low-temperature denitration treatment apparatus according to claim 1, characterized in that: the bearing is fixedly installed at the joint of the rotating pipe (202) and the dust removal box (1), and the bearing is fixedly installed at the joint of the top end of the first water pipe (302) and the rotating pipe (202).