CN210495879U

CN210495879U - Desulfurization and denitrification device

Info

Publication number: CN210495879U
Application number: CN201920868164.4U
Authority: CN
Inventors: 方海燕
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-11
Filing date: 2019-06-11
Publication date: 2020-05-12
Anticipated expiration: 2029-06-11

Abstract

The utility model relates to an environmental protection technology field just discloses a SOx/NOx control device, including the hydrogen peroxide pond, the inside fixedly connected with spray header of first reactor, spray header bottom fixedly connected with sprays the branch pipe, the inside fixedly connected with dead lever of first reactor, the preceding fixedly connected with actuating lever of dead lever, the sliding tray has been seted up to the actuating lever is inside, actuating lever top fixedly connected with contact pin, the inside sliding connection of sliding tray has the sliding block, the inside rotation of dead lever is connected with the pivot, the preceding rotation of pivot is connected with the gear, the back of pivot is rotated and is connected with the fan. When flue gas in the boiler got into the reactor, the fan rotation was blown through the wind of blowing into, and the fan rotation drives the gear rotation, and the gear rotation drives the actuating lever and slides, and then drives the contact pin and slides, and the contact pin inserts and sprays the hole, realizes inserting the discontinuity clearance to spraying the hole.

Description

Desulfurization and denitrification device

Technical Field

The utility model relates to an environmental protection technology field specifically is a SOx/NOx control device.

Background

With the increasing importance of the country on pollution control, more heavy industrial enterprises begin to construct desulfurization and denitrification facilities, desulfurization and denitrification technologies are developed increasingly, the current desulfurization and denitrification technologies mainly comprise a dry method, a wet method and a biological method, and the current desulfurization and denitrification technologies are commonly used in China as wet desulfurization and denitrification technologies.

The wet desulfurization and denitration technology comprises a limestone-gypsum method and a hydrogen peroxide redox method, the two methods have the same principle, a spray pipe is arranged in an absorption tower, absorption liquid in the spray pipe is sprayed out from spray holes and forms a recyclable solution, and a problem can be caused.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a SOx/NOx control device possesses self-cleaning and sprays the advantage in hole, has solved and has sprayed the problem that the hole jam is difficult to clear away among the current SOx/NOx control device.

(II) technical scheme

For the purpose that realizes above-mentioned self-cleaning sprays the hole, the utility model provides a following technical scheme: a desulfurization and denitrification device comprises a hydrogen peroxide pool, wherein the bottom of the hydrogen peroxide pool is fixedly connected with a first reactor, the inside of the first reactor is fixedly connected with a spray header pipe, the bottom of the spray header pipe is fixedly connected with a spray branch pipe, the inside of the first reactor is fixedly connected with a fixed rod, the front of the fixed rod is slidably connected with a driving rod, the lower part of the driving rod is provided with a sliding groove, the upper part of the driving rod is fixedly connected with a contact pin, the front of the fixed rod is fixedly connected with a positioning block, the inside of the fixed rod is rotatably connected with a rotating shaft, the front of the rotating shaft is fixedly provided with a gear, the back of the rotating shaft is fixedly connected with a fan, the left side of the first reactor is provided with an air inlet, the right side of the first reactor is fixedly connected with a flue gas circulation pipe, and the right, the lower part of the solution circulating pipe is fixedly connected with a second reactor, and the lower part of the second reactor is fixedly connected with a solution recovery tank.

Preferably, all there is the contact pin below spraying the branch pipe, and is located and sprays under the hole, guarantees that the contact pin can insert and spray downtheholely, clears up.

Preferably, the gear only has half-edge teeth, so that the gear is ensured not to be always meshed with the rack on the driving rod.

Preferably, the fan is coaxially connected with the gear, so that the fan can drive the gear to rotate together when rotating.

Preferably, the positioning block is located inside the sliding groove, and the positioning block only plays a fixing role and cannot move.

Preferably, the side surface of the driving rod is provided with teeth meshed with the gear.

Preferably, the positioning block is fixed on the fixing rod, so that the positioning block cannot slide.

(III) advantageous effects

Compared with the prior art, the utility model provides a SOx/NOx control device possesses following beneficial effect:

1. this SOx/NOx control device, when flue gas in the boiler got into the reactor, blown the fan through the wind of drum and rotated, and fan and gear are coaxial, so the fan rotates and drives the gear rotation, and the gear rotation drives the actuating lever and slides, and then drives the contact pin and slide, and the contact pin inserts and sprays the hole, realizes inserting to the discontinuous clearance that sprays the hole, has avoided the jam that sprays the hole.

2. This SOx/NOx control device realizes the first absorption of hydrogen peroxide to the flue gas through first reactor, obtains recoverable solution, utilizes the solution after the first reaction to absorb the flue gas once more through the second reactor, obtains final solution of retrieving.

Drawings

FIG. 1 is a front view of the structure spray hole cleaning device of the present invention;

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

fig. 3 is a right side view of the structure spray hole cleaning device of the utility model.

In the figure: 1 a hydrogen peroxide pool, 2 a first reactor, 3 a spray header pipe, 4 spray branch pipes, 5 contact pins, 6 fixed rods, 7 drive rods, 8 sliding grooves, 9 positioning blocks, 10 gears, 11 rotating shafts, 12 air inlets, 13 flue gas circulating pipes, 14 solution circulating pipes, 15 solution recovery pools, 16 fans and 17 a second reactor

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a desulfurization and denitrification apparatus comprises a hydrogen peroxide pool 1, a first reactor 2 is fixedly connected to the bottom of the hydrogen peroxide pool 1, a main spray pipe 3 is fixedly connected to the inside of the first reactor 2, a branch spray pipe 4 is fixedly connected to the bottom of the main spray pipe 3, contact pins 5 are arranged below the branch spray pipes 4 and are positioned right below spray holes to ensure that the contact pins 5 can be inserted into the spray holes for cleaning, a fixed rod 6 is fixedly connected to the inside of the first reactor 2, a positioning block 9 is fixed on the fixed rod 6 to ensure that the positioning block 9 cannot slide, a driving rod 7 is slidably connected to the front of the fixed rod 6, teeth meshed with a gear 10 are arranged on the side surface of the driving rod 7, a sliding groove 8 is arranged below the driving rod 7, the contact pins 5 are fixedly connected to the upper side of the driving rod 7, and the positioning block 9 is fixedly connected to the front, the locating piece 9 is located the inside of sliding tray 8, locating piece 9 only plays the fixed action to actuating lever 7, can not remove, the inside rotation of dead lever 6 is connected with pivot 11, the preceding of pivot 11 is fixed with gear 10, gear 10 only has half side tooth, gear 10 can not always with the rack toothing on the actuating lever 7, it has gliding possibility to have guaranteed that actuating lever 7, the fixedly connected with fan 16 in back of pivot 11, fan 16 and gear 10 coaxial coupling, it can drive gear 10 and rotate together when having guaranteed that fan 16 rotates, air inlet 12 has been seted up to the left side of first reactor 2, the right side fixedly connected with flue gas circulation pipe 13 of first reactor 2, the right side below fixedly connected with solution runner pipe 14 of first reactor 2, the below fixedly connected with second reactor 17 of solution runner pipe 14, the below fixedly connected with solution recovery pond 15 of second reactor 17.

The working principle of the desulfurization and denitrification device is that hydrogen peroxide is pumped into a first reactor 2 from a hydrogen peroxide pool 1 to absorb sulfur dioxide and oxynitride in flue gas, then the solution after reaction and the solution which does not fully react flow into a second reactor 17 to carry out secondary absorption on the flue gas, the flue gas is discharged into the air after being secondarily absorbed, the solution is recycled, when the flue gas in a boiler enters the first reactor 2, a fan 16 is blown by blown air to rotate, the fan 16 is coaxially connected with a gear 10, so that the fan 16 rotates to drive a gear 10 to rotate anticlockwise, one toothed side of the gear 10 contacts teeth on a driving rod 7 to drive the driving rod 7 to slide upwards, further the contact pin 5 is driven to move upwards, the contact pin 5 is inserted into a spraying hole, the gear continues to rotate anticlockwise, when the side of the gear 10 without the teeth rotates to the right side, the teeth on the driving rod 7 cannot be contacted, the driving rod 7 cannot be driven to slide, so that the driving rod 7 moves downwards under the action of gravity, the contact pin 5 is pulled out of the spraying hole, the contact pin 5 is discontinuously cleaned of the spraying hole, and the blockage of the spraying hole is avoided.

In conclusion, this SOx/NOx control device, when flue gas in the boiler got into first reactor 2, blow fan 16 through the wind of blowing into and rotate, fan 16 and gear 10 are coaxial, so fan 16 rotates and drives gear 10 and rotates, gear 10 rotates and drives actuating lever 7 and slide, and then drive contact pin 5 and slide, contact pin 5 inserts and sprays the hole, realize contact pin 5 to the discontinuous clearance that sprays the hole, the jam in hole has been avoided spraying, realize hydrogen peroxide through first reactor 2 and to the first absorption of flue gas, obtain recoverable solution, utilize the solution after the first reaction to absorb the flue gas once more through second reactor 17, obtain final solution of retrieving, the preliminary utilization of retrieving solution has been realized, also carried out the secondary absorption to the flue gas.

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 a SOx/NOx control device, includes hydrogen peroxide pond (1), its characterized in that: the device comprises a hydrogen peroxide pool (1), a first reactor (2) is fixedly connected to the bottom of the hydrogen peroxide pool (1), a main spray pipe (3) is fixedly connected to the inside of the first reactor (2), a branch spray pipe (4) is fixedly connected to the bottom of the main spray pipe (3), a fixed rod (6) is fixedly connected to the inside of the first reactor (2), a driving rod (7) is connected to the front of the fixed rod (6) in a sliding manner, a sliding groove (8) is formed below the driving rod (7), a contact pin (5) is fixedly connected to the upper side of the driving rod (7), a positioning block (9) is fixedly connected to the front of the fixed rod (6), a rotating shaft (11) is rotatably connected to the inside of the fixed rod (6), a gear (10) is fixed to the front of the rotating shaft (11), a fan (16) is fixedly connected to the rear of the rotating shaft (11), and an air inlet, the right side of the first reactor (2) is fixedly connected with a flue gas circulation pipe (13), the right lower side of the first reactor (2) is fixedly connected with a solution circulation pipe (14), the lower side of the solution circulation pipe (14) is fixedly connected with a second reactor (17), and the lower side of the second reactor (17) is fixedly connected with a solution recovery tank (15).

2. The desulfurization and denitrification apparatus according to claim 1, wherein: and a contact pin (5) is arranged below each spraying branch pipe (4) and is positioned right below the spraying hole.

3. The desulfurization and denitrification apparatus according to claim 1, wherein: the gear (10) has only half-side teeth.

4. The desulfurization and denitrification apparatus according to claim 1, wherein: the fan (16) is coaxially connected with the gear (10).

5. The desulfurization and denitrification apparatus according to claim 1, wherein: the positioning block (9) is positioned in the sliding groove (8).

6. The desulfurization and denitrification apparatus according to claim 1, wherein: and the side surface of the driving rod (7) is provided with teeth meshed with the gear (10).

7. The desulfurization and denitrification apparatus according to claim 1, wherein: the positioning block (9) is fixed on the fixing rod (6).