CN206508686U

CN206508686U - A kind of flue gas ash removal denitrification apparatus for environmental protection

Info

Publication number: CN206508686U
Application number: CN201621227107.0U
Authority: CN
Inventors: 张伟涛
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-11-16
Filing date: 2016-11-16
Publication date: 2017-09-22
Anticipated expiration: 2026-11-16

Abstract

The utility model discloses a kind of flue gas ash removal denitrification apparatus for environmental protection; including casing; one end of the casing top is provided with flue gas and enters pipeline; the flue gas enters roof of the one end through casing of pipeline; and extend to the inside of casing; one end that the flue gas of the box house enters pipeline is connected with Rose Box; the flue gas is provided with the first adapting pipe into side of the pipeline away from Rose Box; first adapting pipe enters one end of pipeline away from flue gas and the air outlet of blower fan is connected, the bottom of assembling and cabinets cavity.The utility model is by setting blower fan running to drive flabellum and swingle to rotate, and then drive filter and then rotation, dedusting is carried out to flue gas, reach and made full use of filter, and then add efficiency to filtering dust, prevent filter certain to block influence filter effect, and then reduce cleaning with changing number of times, reduce the advantage of use cost.

Description

A kind of flue gas ash removal denitrification apparatus for environmental protection

Technical field

The utility model is related to flue gases purification field, and specially a kind of flue gas ash removal denitration for environmental protection is filled Put.

Background technology

China is a country using coal as main energy sources, and most of coal is utilized with combustion type, coal combustion In discharged waste gas contain substantial amounts of nitrogen oxide NOx and finely ground particles, be cause atmosphere pollution primary pollution source it One, if without processing, discharge beyond standards can cause the problem of environmental pollutions such as acid rain and photochemical fog, and then have influence on people's It is healthy.

At this stage in the device of the dedusting denitration process of flue gas after burning, not sufficiently good to the processing of dedusting, use Single filter carries out adsorption filtration to dust, and so long-term operation can cause the blocking of filter certain, filter It can not make full use of, and efficiency comparison is low, frequent progress is replaced and cleaned, and can increase use cost, to denitration process Handled using single mode, so still can remain the discharge of some nitrogen oxides, and then pollute environment, to people's It is healthy to threaten.

Utility model content

The purpose of this utility model is to provide a kind of flue gas ash removal denitrification apparatus for environmental protection possess good Dust removal performance, efficiency high, and filter is sufficiently utilized, wash number is reduced, use cost has been saved, is taken off using dual Nitre processing, improves the advantage of denitration quality, solves at this stage in the device of the dedusting denitration process of flue gas after burning, Processing to dedusting is not sufficiently good, carries out adsorption filtration to dust using single filter, so long-term operation can be caused The blocking of filter, filter can not be made full use of, and efficiency comparison is low, and frequent progress is replaced and cleaned, and can increase makes With cost, handled to denitration process using single mode, so still can remain the discharge of some nitrogen oxides, and then Environment is polluteed, the problem of being threatened to people healthy.

To achieve the above object, the utility model provides following technical scheme：A kind of flue gas ash removal for environmental protection Denitrification apparatus, including casing, one end of the casing top are provided with flue gas and enter pipeline, and one end that the flue gas enters pipeline is passed through The roof of casing is worn, and extends to the inside of casing, one end of flue gas into the pipeline of the box house is connected with Rose Box, The flue gas is provided with the first adapting pipe into side of the pipeline away from Rose Box, and first adapting pipe enters pipeline away from flue gas One end and the air outlet of blower fan connect, the bottom of assembling and cabinets cavity offers placement at the top of the Rose Box Hole, the putting hole is internally provided with sealing plate, and the two ends of the sealing plate bottom are provided with installing plate, the installing plate bottom Inside be socketed with swingle, one end of swingle is provided with flabellum, and the swingle surface of the installing plate side was socketed with Filter plate, the filter is internally provided with fan-shaped screen pack, and the side of fan-shaped screen pack is provided with circular adsorption net, the filtering The top of case side is connected by the second adapting pipe with denitration case, and one end of second adapting pipe is located at the inner chamber of denitration case, institute The top for stating denitration case side is connected by the 3rd adapting pipe with SCR denitration reactor, the top of the SCR denitration reactor side Discharge pipe is set, and the side wall of casing is run through in one end of discharge pipe, and extends to and is offered at the top of the outside of casing, the casing Service hatch.

It is preferred that, the sealing plate is adapted with the size of putting hole, and the size and the length phase of swingle of putting hole Draw ring is provided with the top of adaptation, sealing plate.

It is preferred that, the denitration box top is provided with the top of feed tube, feed tube and is socketed with lid, the denitration case it is interior Portion's storage has sodium hydroxide solution.

It is preferred that, the fan-shaped screen pack is provided with the junction of filter is adapted mounting hole, and fan-shaped screen pack Quantity be four, four fan-shaped screen packs are symmetrically built in the inside of filter.

It is preferred that, the circular adsorption net is provided with the mounting hole being adapted, circular adsorption net with the junction of filter Quantity be four, the symmetrical inside for being built in filter of circular adsorption net, and circular adsorption net is located at two fan-shaped filterings Between net.

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

1st, the utility model is by setting blower fan running to drive flabellum and swingle to rotate, and then drives filter and then turn It is dynamic, dedusting is carried out to flue gas, has reached and has been made full use of filter, and then the efficiency to filtering dust is added, prevent Filter certain blocks influence filter effect, and then reduces cleaning with changing number of times, the advantage of use cost is reduced, by setting Put denitration case and being used in conjunction with each other for SCR denitration reactor carries out denitration process to flue gas, reached and improved denitrating flue gas Quality, it is ensured that discharge flue gas safety, and then the advantage of environmental protection, by setting fan-shaped screen pack and circle on filter Adsorption net cooperates and carries out stop absorption to dust, has reached increase dust removing effects, and then improve the excellent of flue gas discharge quality Point.

2nd, the utility model can increase the circulating rate of flue gas by blower fan, and then improve operating efficiency, pass through rotation Bull stick install with carry out being vacantly prevented effectively from installing plate flabellum by it is distinguished and admirable when occur filter can not being driven to rotate, it is logical Convenience when cleaning replacement is carried out to filter can effectively be strengthened by crossing draw ring at the top of sealing plate, pass through the hydroxide in denitration case Sodium can not only be handled nitrogen oxides, additionally it is possible to which effectively dust is discharged because of anterior handle not exclusively in reduction flue gas, So as to effectively solve at this stage in the device of the dedusting denitration process of flue gas after burning, not good enough to the processing of dedusting It is good, adsorption filtration is carried out to dust using single filter, so long-term operation can cause the blocking of filter, filter It can not make full use of, and efficiency comparison is low, frequent progress is replaced and cleaned, and can increase use cost, to denitration process Handled using single mode, so still can remain the discharge of some nitrogen oxides, and then pollute environment, to people's It is healthy the problem of threaten.

Brief description of the drawings

Fig. 1 is the utility model structural representation；

Fig. 2 the utility model filter plate structure schematic diagram.

In figure：1 casing, 2 flue gases enter pipeline, 3 Rose Boxes, 4 first adapting pipes, 5 blower fans, putting hole, 7 sealing plates, 8 peaces Fill plate, 9 swingles, 10 filters, 101 fan-shaped screen packs, 102 circular adsorption nets, 11 flabellums, 12 second adapting pipes, 13 denitrations Case, 14 feed tubes, 15 lids, 16 the 3rd adapting pipes, 17 SCR denitration reactors, 18 discharge pipes, 19 draw rings, 20 service hatches.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Fig. 1-2, a kind of flue gas ash removal denitrification apparatus for environmental protection, including casing 1 are referred to, the top of casing 1 One end is provided with flue gas into pipeline 2, and the roof of casing 1 is run through in one end that the flue gas enters pipeline 2, and extends to casing 1 One end that flue gas inside inside, casing 1 enters pipeline 2 is connected with Rose Box 3, and flue gas enters one of pipeline 2 away from Rose Box 3 Side is provided with the first adapting pipe 4, and first adapting pipe 4 is connected away from one end that flue gas enters pipeline 2 with the air outlet of blower fan 5, Blower fan 5 is installed offers putting hole with the bottom of the inner chamber of casing 1, the top of Rose Box 3, and the putting hole is internally provided with sealing Plate 7, the two ends of the bottom of sealing plate 7 are provided with installing plate 8, and the inside of the bottom of installing plate 8 is socketed with swingle 9, sealing plate 7 It is adapted with the size of putting hole, and the size of putting hole is adapted with the length of swingle 9, the top of sealing plate 7 is provided with Draw ring 19, one end of swingle 9 is provided with flabellum 11, and the surface of swingle 9 of the side of installing plate 8 is socketed with filter 10, the mistake Filter plate 10 is internally provided with fan-shaped screen pack 101, and fan-shaped screen pack 101 is provided with the junction of filter 10 is adapted peace Hole is filled, and the quantity of fan-shaped screen pack 101 is four, four fan-shaped symmetrical inside for being built in filter 10 of screen pack 101, fan The side of shape screen pack 101 is provided with circular adsorption net 102, and circular adsorption net 102 and the junction of filter 10 are provided with phase The mounting hole of adaptation, the quantity of circular adsorption net 102 is four, and the symmetrical of circular adsorption net 102 is built in the interior of filter 10 Portion, and circular adsorption net 102, between two fan-shaped screen packs 101, the top of the side of Rose Box 3 passes through the second adapting pipe 12 Connected with denitration case 13, one end of second adapting pipe 12 is located at the inner chamber of denitration case 13, the top of denitration case 13 is provided with feed liquor Pipe 14, the top of feed tube 14 is socketed with lid 15, and the internal storage of the denitration case 13 has sodium hydroxide solution, denitration case 13 1 The top of side is connected by the 3rd adapting pipe 16 with SCR denitration reactor 17, and the top of the side of SCR denitration reactor 17 is set The side wall of casing 1 is run through in discharge pipe 18, one end of discharge pipe 18, and extends to the outside of casing 1, and the top of casing 1 is offered Service hatch 20, by setting the running of blower fan 5 to drive flabellum 11 and swingle 9 to rotate, and then drives filter 10 and then rotates, right Flue gas carries out dedusting, has reached and has been made full use of filter 10, and then added the efficiency to filtering dust, it is therefore prevented that mistake Certain of filter plate 10 blocks influence filter effect, and then reduces cleaning replacement number of times, the advantage of use cost is reduced, by setting Denitration case 13 and being used in conjunction with each other for SCR denitration reactor 17 carry out denitration process to flue gas, have reached raising denitrating flue gas Quality, it is ensured that discharge flue gas safety, and then the advantage of environmental protection, by setting the fan-shaped screen pack on filter 10 101 cooperate with circular adsorption net 102 carries out stop absorption to dust, has reached increase dust removing effects, and then improve flue gas Discharge the advantage of quality.

In use, rotation lid 15, adds sodium hydroxide solution into denitration case 13 by feed tube 14, treats that liquid level did not had Second adapting pipe 12 stops adding, and covers lid 15, opens blower fan 5, the running output of blower fan 5 distinguished and admirable so that flabellum 11 rotates, The rotation of flabellum 11 drives swingle 9 to rotate, and then drives filter 10 to be rotated, and flue gas is entered by flue gas into pipeline 2 Enter in Rose Box 3, flue gas is filtered and adsorbed to the dust of flue gas by fan-shaped screen pack 101 and circular adsorption net 102, is located Flue gas is entered in denitration case 13 by the second adapting pipe 12 after reason, and flue gas is clear by the inside sodium hydroxide solution of denitration case 13 Carry out denitration is washed, meanwhile, also molecule in flue gas is handled again, the flue gas after cleaning is entered by the 3rd adapting pipe 16 Enter into SCR denitration reactor 17, further carrying out denitration to flue gas goes out, and is discharged by discharge pipe 18, after finishing, holds draw ring 19 remove sealing plate 7, and then fan-shaped screen pack 101 in flabellum 11 and filter 10 and circular adsorption net 102 are handled.

In summary：This is used for the flue gas ash removal denitrification apparatus of environmental protection, and the circulation speed of flue gas can be made by blower fan 5 Rate increase, and then operating efficiency is improved, installed by swingle 9 with carrying out vacantly being prevented effectively from flabellum 11 on installing plate 8 By it is distinguished and admirable when occur filter 10 can not be driven to rotate, can effectively be strengthened to filter by the top draw ring 19 of sealing plate 7 10 carry out convenience during cleaning replacement, and nitrogen oxides can not only be handled by the sodium hydroxide in denitration case 13, also It can effectively reduce dust in flue gas incomplete because front portion is handled and discharge, so as to effectively solve at this stage to cigarette after burning In the device of the dedusting denitration process of gas, not sufficiently good to the processing of dedusting, dirt is inhaled using single filter 10 Attached filtering, so long-term operation can cause the blocking of filter 10, and filter 10 can not make full use of, and efficiency comparison is low Under, frequent progress is replaced and cleaned, and can increase use cost, is handled to denitration process using single mode, so also It is that can remain the discharge of some nitrogen oxides, and then pollutes environment, the problem of being threatened to people healthy.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of flue gas ash removal denitrification apparatus for environmental protection, including casing (1), it is characterised in that：Casing (1) top The one end in portion is provided with flue gas into pipeline (2), and the roof of casing (1) is run through in one end that the flue gas enters pipeline (2), and extends To the inside of casing (1), one end that the internal flue gas of the casing (1) enters pipeline (2) is connected with Rose Box (3), the cigarette Gas enters side of the pipeline (2) away from Rose Box (3) and is provided with the first adapting pipe (4), and first adapting pipe (4) enters away from flue gas The one end for entering pipeline (2) is connected with the air outlet of blower fan (5), and blower fan (5) installs the bottom with casing (1) inner chamber, the filtering Putting hole (6) is offered at the top of case (3), the putting hole (6) is internally provided with sealing plate (7), sealing plate (7) bottom Two ends be provided with installing plate (8), the inside of installing plate (8) bottom is socketed with swingle (9), one end of swingle (9) Flabellum (11) is provided with, swingle (9) surface of installing plate (8) side is socketed with filter (10), the filter (10) Be internally provided with fan-shaped screen pack (101), the side of fan-shaped screen pack (101) is provided with circular adsorption net (102), the mistake The top of filter box (3) side is connected by the second adapting pipe (12) with denitration case (13), one end position of second adapting pipe (12) Inner chamber in denitration case (13), the top of denitration case (13) side passes through the 3rd adapting pipe (16) and SCR denitration reactor (17) connect, the top of SCR denitration reactor (17) side sets discharge pipe (18), and casing is run through in one end of discharge pipe (18) (1) side wall, and extend at the top of the outside of casing (1), the casing (1) and offer service hatch (20).

2. a kind of flue gas ash removal denitrification apparatus for environmental protection according to claim 1, it is characterised in that：It is described close Shrouding (7) is adapted with the size of putting hole (6), and the size of putting hole (6) is adapted with the length of swingle (9), sealing Draw ring (19) is provided with the top of plate (7).

3. a kind of flue gas ash removal denitrification apparatus for environmental protection according to claim 1, it is characterised in that：It is described de- Be provided with the top of feed tube (14), feed tube (14) at the top of nitre case (13) and be socketed with lid (15), the denitration case (13) it is interior Portion's storage has sodium hydroxide solution.

4. a kind of flue gas ash removal denitrification apparatus for environmental protection according to claim 1, it is characterised in that：The fan Shape screen pack (101) is provided with the junction of filter (10) and is adapted mounting hole, and the quantity of fan-shaped screen pack (101) is Four, four fan-shaped screen packs (101) are symmetrically built in the inside of filter (10).

5. a kind of flue gas ash removal denitrification apparatus for environmental protection according to claim 1, it is characterised in that：The circle Shape adsorption net (102) is provided with the mounting hole being adapted with the junction of filter (10), and the quantity of circular adsorption net (102) is Four, the symmetrical inside for being built in filter (10) of circular adsorption net (102), and circular adsorption net (102) is located at two fans Between shape screen pack (101).