CN215086075U - Device is put in to medicament of boiler flue gas denitration process - Google Patents

Abstract

The utility model discloses a device is put in to medicament of boiler flue gas denitration process belongs to boiler flue gas denitration technical field. The reactor comprises a reactor, wherein the bottom of the reactor is communicated with an air inlet pipe, a liquid inlet pipe is arranged on the side wall of the reactor, a box body is arranged at the inner bottom of the reactor, an uniform distributor is arranged at the inner bottom of the box body, the bottom of the uniform distributor is communicated with the inner bottom of the reactor, and one end of the liquid inlet pipe penetrates through and extends into the box body and is communicated with a hose. This device is mainly through the intake pipe entering reactor to and carry the reductant to the inlet tank in through feed liquor pipe and hose, and utilize the restriction of horizontal block, and the assistance of swing subassembly, make the reductant tiling in the inlet tank, then drive assembly, make hole and through-hole on the porous sieve take place the dislocation, make the reductant of tiling in the inlet tank and the flue gas that comes out through the equipartition ware contact with this, promote the denitration degree of reductant.

Description

Device is put in to medicament of boiler flue gas denitration process

Technical Field

The utility model relates to a device is put in to medicament of boiler flue gas denitration process belongs to boiler flue gas denitration technical field.

Background

Currently, NOx exhaust based on NO can reduce NO to harmless N depending on the NO and NO2 content in the flue gas₂After the majority of NO is oxidized (also referred to as NO total oxidation), urea or sodium sulfite or sodium bisulfite is used as a reducing agent to perform reductive denitration. When flue gas and reducing liquid mix and get into the denitration tower, if mix not enough will influence the denitration effect, consequently, current redox denitration technique has the problem that the reduction effect is poor.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to the technical problem that above-mentioned background art mentioned, and adopt following technical scheme to realize:

the utility model provides a device is put in to medicament of boiler flue gas denitration process, includes the reactor, the bottom intercommunication of reactor has the intake pipe, be equipped with the feed liquor pipe on the lateral wall of reactor, the interior bottom of reactor is equipped with the box, the interior bottom of box is equipped with the equipartition ware, just the bottom of equipartition ware is linked together with the interior bottom of reactor, the one end of feed liquor pipe runs through and stretches into the box to the intercommunication has the hose, the interior top of box still is equipped with through the swing subassembly and puts in the subassembly, the one end of putting in the subassembly is linked together with the hose, just the bottom of putting in the subassembly is corresponding with the equipartition ware.

It should be noted that: the distributor adopts a commercial distributor, such as a flat PP smoke distributor with the brand of Ji-opening environment protection and the material of PP.

As a preferred example, the dispensing assembly comprises a liquid inlet box, a discharging box and a porous sieve plate, the end part of the movable end of the cylinder I is hinged to the side wall of the liquid inlet box, the outer bottom of the liquid inlet box is arranged at the outer top of the discharging box, the inner bottom of the liquid inlet box is communicated with the inside of the discharging box, and the porous sieve plate is sleeved in the inside of the discharging box and extends out of the discharging box through the driving assembly.

As preferred example, the swing subassembly includes fixed plate, a cylinder, spreader and solid fixed ring, the inside at the box is fixed to the fixed plate, the stiff end tip of a cylinder articulates in one side of fixed plate, the expansion end tip of a cylinder is articulated mutually with the feed liquor case, spreader fixed mounting is in the inside of box, gu fixed ring's bottom fixed mounting is at the top of feed liquor case, just gu fixed ring rotates to cup joint on the spreader.

As a preferred example, the other end of the hose is communicated with a joint on one side of the liquid inlet box.

As a preferable example, a plurality of cross blocks are arranged inside the liquid inlet tank, one end of each cross block is fixed to the inner side wall of the liquid inlet tank, a plurality of through holes are further arranged at the bottom of the liquid inlet tank, and the plurality of through holes are located between every two adjacent cross blocks.

As a preferred example, the driving assembly comprises a connecting plate and a second cylinder, one end of the connecting plate is fixed to the side wall of the discharge box, the fixed end of the second cylinder is hinged to the other end of the connecting plate, and the movable end of the second cylinder is fixed to the side wall of the porous sieve plate;

when the cylinder No. one extends or contracts, the through holes in the liquid inlet box are staggered with the holes in the porous sieve plate.

The utility model has the advantages that: this device is mainly through the intake pipe entering reactor to and carry the reductant to the inlet tank in through feed liquor pipe and hose, and utilize the restriction of horizontal block, and the assistance of swing subassembly, make the reductant tiling in the inlet tank, then drive assembly, make hole and through-hole on the porous sieve take place the dislocation, make the reductant of tiling in the inlet tank and the flue gas that comes out through the equipartition ware contact with this, promote the denitration degree of reductant.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the feeding assembly, the hose, the liquid inlet pipe and the distributor in the box body;

FIG. 3 is a cross-sectional view taken along line A-A of FIG. 2;

FIG. 4 is a schematic structural diagram of portion B of FIG. 2;

FIG. 5 is a schematic structural view of portion C of FIG. 3;

fig. 6 is a schematic view of the three-dimensional structure of the feeding assembly in the middle box body of the present invention.

In the figure: the device comprises a reactor 1, a liquid inlet pipe 2, a box body 3, an equipartition device 4, a hose 5, a fixing plate 6, a cylinder I7, a liquid inlet box 8, a discharging box 9, a porous sieve plate 10, a transverse block 11, a through hole 12, a connecting plate 13, a cylinder II 14, a fixing ring 15 and a transverse column 16.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand and understand, the present invention is further explained by combining the following specific drawings.

As shown in fig. 1-6, a device is put in to medicament of boiler flue gas denitration process, including reactor 1, the bottom intercommunication of reactor 1 has the intake pipe, be equipped with feed liquor pipe 2 on the lateral wall of reactor 1, the interior bottom of reactor 1 is equipped with box 3, the interior bottom of box 3 is equipped with equipartition ware 4, and the bottom of equipartition ware 4 is linked together with the interior bottom of reactor 1, the one end of feed liquor pipe 2 runs through and stretches into box 3, and the intercommunication has hose 5, the interior top of box 3 still is equipped with the input subassembly through the swing subassembly, the one end of input subassembly is linked together with hose 5, and the bottom of input subassembly is corresponding with equipartition ware 4.

The feeding assembly comprises a liquid inlet box 8, a discharging box 9 and a porous sieve plate 10, the outer bottom of the liquid inlet box 8 is arranged at the outer top of the discharging box 9, the inner bottom of the liquid inlet box 8 is communicated with the inside of the discharging box 9, and the porous sieve plate 10 is sleeved in the discharging box 9 and stretches out of the discharging box 9 through a driving assembly.

The swing subassembly includes fixed plate 6, cylinder 7 No. one, spreader 16 and solid fixed ring 15, and fixed plate 6 is fixed in the inside of box 3, and the stiff end tip of cylinder 7 No. one articulates in one side of fixed plate 6, and the expansion end tip of cylinder 7 No. one is articulated mutually with feed liquor box 8, and 16 fixed mounting of spreader are in the inside of box 3, and solid fixed ring 15's bottom fixed mounting is at the top of feed liquor box 8, and solid fixed ring 15 rotates to cup joint on spreader 16.

The other end of the hose 5 is communicated with a joint at one side of the liquid inlet box 8.

The inside of liquid inlet box 8 is equipped with a plurality of crossbars 11 that interlock each other, and the one end of every crossbars 11 is fixed mutually with liquid inlet box 8's inside wall, and liquid inlet box 8's bottom still is equipped with a plurality of through-holes 12, and a plurality of through-holes 12 all are located between every two adjacent crossbars 11.

The driving assembly comprises a connecting plate 13 and a secondary cylinder 14, one end of the connecting plate 13 is fixed with the side wall of the discharging box 9, the fixed end of the secondary cylinder 14 is hinged to the other end of the connecting plate 13, and the movable end of the secondary cylinder 14 is fixed with the side wall of the porous sieve plate 10;

when the cylinder 7 extends or contracts, the through holes 12 on the liquid inlet box 8 are staggered with the holes on the perforated sieve plate 10.

The working principle is as follows: the device mainly enters a reactor 1 through an air inlet pipe (it needs to be explained that a valve is arranged on the air inlet pipe (the valve is not shown in the figure)), and a reducing agent is conveyed into a liquid inlet box 8 through a liquid inlet pipe 2 and a hose 5 by utilizing the limitation of a cross block 22 and the assistance of a swing component (the main working mode is that a cylinder 7 of No. I is driven, the cylinder 7 of No. I starts to stretch and contract, because the liquid inlet box 8 is sleeved on a cross column 16 through a fixing ring 15, and because the fixed end of the cylinder 7 of No. I is hinged with a fixing plate 6 and the movable end of the cylinder 7 of No. I is hinged with the liquid inlet box 8, the liquid inlet box 8 swings in a box body 3, so that a flat screen plate surface is formed when the reducing agent flows in the liquid inlet box 8, the reducing agent is flat laid in the liquid inlet box 8, then a driving component is started, so that holes on a plurality of holes 10 and through holes 12 are dislocated, (specifically, actuating cylinder 14 No. two, making cylinder 14 No. two begin to stretch out and draw back, thereby make porous sieve 10 slide on blowing case 9, so that the hole on porous sieve 10 is crisscross with through-hole 12, so that porous sieve 10 hides through-hole 12, and change the size of the hole after hole and the through-hole 12 both formed on porous sieve 10, and then make the inside reductant of feed case 8 stay in feed case 8, and the reductant that appears the adjustable formula of flow gets into blowing case 9), so that the reductant that makes the tiling in feed case 8 contacts with the flue gas that comes out through equipartition ware 4, with this denitration degree that promotes the reductant.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications fall within the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (6)

1. The utility model provides a device is put in to medicament of boiler flue gas denitration process, includes the reactor, the bottom intercommunication of reactor has the intake pipe, be equipped with feed liquor pipe, its characterized in that on the lateral wall of reactor: the interior bottom of reactor is equipped with the box, the interior bottom of box is equipped with the equipartition ware, just the bottom of equipartition ware is linked together with the interior bottom of reactor, the one end of feed liquor pipe runs through and stretches into the box, and the intercommunication has the hose, the interior top of box still is equipped with through the swing subassembly and puts in the subassembly, the one end of putting in the subassembly is linked together with the hose, just the bottom of putting in the subassembly is corresponding with the equipartition ware.

2. The device of claim 1, wherein the device comprises: the feeding assembly comprises a liquid feeding box, a discharging box and a porous sieve plate, the outer bottom of the liquid feeding box is arranged at the outer top of the discharging box, the inner bottom of the liquid feeding box is communicated with the inside of the discharging box, and the porous sieve plate is sleeved in the inside of the discharging box and stretches out of the discharging box through a driving assembly.

3. The device of claim 2, wherein the device comprises: the swing subassembly includes fixed plate, cylinder, spreader and solid fixed ring No. one, the inside at the box is fixed to the fixed plate, the stiff end tip of cylinder No. one articulates in one side of fixed plate, the expansion end tip of cylinder No. one is articulated mutually with the feed liquor case, spreader fixed mounting is in the inside of box, gu fixed ring's bottom fixed mounting is at the top of feed liquor case, just gu fixed ring rotates and cup joints on the spreader.

4. The device of claim 2, wherein the device comprises: the other end of the hose is communicated with a joint at one side of the liquid inlet tank.

5. The device of claim 2, wherein the device comprises: the inside of liquid inlet box is equipped with a plurality of crossbars that interlock each other, and every the one end of crossbars is fixed mutually with liquid inlet box's inboard wall, liquid inlet box's bottom still is equipped with a plurality of through-holes, and a plurality of through-holes all are located between every two adjacent crossbars.

6. The device of claim 5, wherein the device comprises: the driving assembly comprises a connecting plate and a second cylinder, one end of the connecting plate is fixed with the side wall of the discharge box, the fixed end of the second cylinder is hinged to the other end of the connecting plate, and the movable end of the second cylinder is fixed with the side wall of the porous sieve plate;

when the cylinder No. one extends or contracts, the through holes in the liquid inlet box are staggered with the holes in the porous sieve plate.

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