CN207102302U - A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device - Google Patents
A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device Download PDFInfo
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- CN207102302U CN207102302U CN201721033438.5U CN201721033438U CN207102302U CN 207102302 U CN207102302 U CN 207102302U CN 201721033438 U CN201721033438 U CN 201721033438U CN 207102302 U CN207102302 U CN 207102302U
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- flue gas
- desulphurization denitration
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Abstract
The utility model discloses a kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device in flue gases purification field, including smoke air inlet, the smoke air inlet right-hand member is connected with dust cleaning case left bottom outer wall, the dust cleaning case is connected by connecting tube with desulphurization denitration casing, the desulphurization denitration bottom half center is provided with retracting device, the desulphurization denitration casing top left end is provided with oxidant water tank, the desulphurization denitration cabinet wall is symmetrically installed two groups of structure identical nozzles, the desulphurization denitration casing top center is provided with motor, the apparatus structure is simple, it is easy to operate, enter desulphurization denitration casing after flue gas multiple times of filtration dedusting, nozzle on desulphurization denitration cabinet wall is to flue gas injection hydrogen peroxide oxidant, to the SO2 in flue gas, oxidative absorption is repeated in NO, its reaction equation：SO2+H2O2→H2SO4；NO+H2O2→HNO3；NO2+H2O2 → 2HNO3+H2O, it is possible to realize the comprehensive decontamination to harmful smoke.
Description
Technical field
Flue gases purification field is the utility model is related to, specially a kind of coal-burning boiler for flue gas desulfurization, denitration dedusting one
Device.
Background technology
Coal-burning boiler refers to the coal of fuel combustion, after coal heat is inverted, produces steam or becomes hot water, but not
It is all effectively conversions of all heats, some is consumed without work, efficiency thus be present, general bigger boiler effect
Rate is high, and between 60% to 80%, the scope that coal-burning boiler uses is quite varied, and coal-burning boiler can produce greatly when in use
The flue gas of amount, and particle, sulfur-containing compound and nitrogen-containing compound contained in flue gas is all the material for polluting air, coal-burning boiler
Flue dust problem perplex this people always.With expanding economy, people are to the requirement more and more higher of environmental protection, the cigarette of coal-burning boiler
Dirt problem is also more and more prominent, and people are in order to solve the problems, such as constantly to develop new product above, but typically now wet
Formula facture, substantial amounts of droplet and particulate matter can be still being carried after spraying layer, if the particle in flue gas too much will shadow
The efficiency for the defogging effect in fume treatment, eventually affecting the desulphurization denitration of device is rung, to be fired therefore, we have proposed one kind
Coal burning boiler flue gas desulfurization denitration dust-removing integrated device.
Utility model content
The purpose of this utility model is to provide a kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device, with solution
State the problem of being proposed in background technology.
To achieve the above object, the utility model provides following technical scheme：A kind of coal-burning boiler for flue gas desulfurization, denitration removes
Dirt integrated device, including smoke air inlet, the smoke air inlet right-hand member are connected with dust cleaning case left bottom outer wall, the dedusting
Connecting tube is installed in box top, and the dust cleaning case is connected by connecting tube with desulphurization denitration casing, the desulphurization denitration bottom half
Both sides are symmetrically installed two groups of structure identical legs, and the desulphurization denitration bottom half center is provided with retracting device, described de-
Sulphur denitration casing top left end is provided with oxidant water tank, and the desulphurization denitration cabinet wall is symmetrically installed two groups of structure identicals
Nozzle, the nozzle are connected by conduit with oxidant water tank, and the desulphurization denitration casing top center is provided with motor, described
The output shaft of motor is provided with bull stick, and the bull stick bottom outer wall both sides are symmetrically installed two groups of structure identical rotating vanes, institute
State desulphurization denitration casing top right-hand member and flue gas exhaust mouth is installed, the flue gas exhaust mouth bottom is provided with gas-liquid separator, institute
State and demisting plate is installed at the top of desulphurization denitration cabinets cavity, two groups of structure identicals are installed in the desulphurization denitration cabinets cavity bottom
Sieve plate.
Preferably, the dedusting box cavity be sequentially provided with from bottom to top primary dust removing screen pack, two-stage dust removal screen pack and
3-stage dust-removal screen pack, and the primary dust removing screen pack, two-stage dust removal screen pack and 3-stage dust-removal screen pack are using box
Board plug type structure.
Preferably, the connection pipe outer wall installation high-voltage electrostatic dust separator.
Preferably, the oxidant water tank is hydrogen peroxide oxidant water tank.
Preferably, the movable through hole to match with bull stick is provided with demisting plate.
Preferably, the inner chamber of the demisting plate is evenly arranged with two passage baffle plates.
Compared with prior art, the beneficial effects of the utility model are：The apparatus structure is simple, easy to operate, and flue gas is more
Enter desulphurization denitration casing after secondary dust removal by filtration, the nozzle on desulphurization denitration cabinet wall is to flue gas injection hydrogen peroxide oxidation
Agent, oxidative absorption is repeated to SO2, NO in flue gas, its reaction equation：SO2+H2O2→H2SO4；NO+H2O2→HNO3；
NO2+H2O2 → 2HNO3+H2O, it is possible to realize the comprehensive decontamination to harmful smoke.
Brief description of the drawings
Fig. 1 is the utility model structure diagram；
Fig. 2 is the utility model dust cleaning case structural representation.
In figure：1 smoke air inlet, 2 dust cleaning cases, 21 primary dust removing screen packs, 22 two-stage dust removal screen packs, 23 3-stage dust-removals
Screen pack, 3 connecting tubes, 4 high-voltage electrostatic dust separators, 5 desulphurization denitration casings, 6 legs, 7 retracting devices, 8 conduits, 9 demisting plates, 10
Oxidant water tank, 11 motors, 12 bull sticks, 13 flue gas exhaust mouths, 14 gas-liquid separators, 15 nozzles, 16 rotating vanes, 17 sieve plates.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, 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, belong to the scope of the utility model protection.
Fig. 1-2 is referred to, the utility model provides a kind of technical scheme：A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting one
Body device, including smoke air inlet 1, the right-hand member of smoke air inlet 1 are connected with the left bottom outer wall of dust cleaning case 2, the dedusting
The top of case 2 installation connecting tube 3, the dust cleaning case 2 are connected by connecting tube 3 with desulphurization denitration casing 5, the desulphurization denitration casing
5 two bottom sides are symmetrically installed two groups of structure identical legs 6, and the bottom center of desulphurization denitration casing 5 is provided with retracting device
7, the top left of desulphurization denitration casing 5 is provided with oxidant water tank 10, and the inwall of desulphurization denitration casing 5 is symmetrically installed two
Group structure identical nozzle 15, the nozzle 15 is connected by conduit 8 with oxidant water tank 10, and the desulphurization denitration casing 5 pushes up
Portion center is provided with motor 11, and the output shaft of the motor 11 is provided with bull stick 12, and the bottom outer wall both sides of bull stick 12 are symmetrical
Two groups of structure identical rotating vanes 16 are installed, the top right-hand member of desulphurization denitration casing 5 is provided with flue gas exhaust mouth 13, described
The bottom of flue gas exhaust mouth 13 is provided with gas-liquid separator 14, and the inner cavity top of desulphurization denitration casing 5 is provided with demisting plate 9, institute
State the intracavity bottom of desulphurization denitration casing 5 and two groups of structure identical sieve plates 17 are installed.
Wherein, the inner chamber of dust cleaning case 2 is sequentially provided with primary dust removing screen pack 21, two-stage dust removal screen pack 22 from bottom to top
With 3-stage dust-removal screen pack 23, and the primary dust removing screen pack 21, two-stage dust removal screen pack 22 and 3-stage dust-removal screen pack 23
Box board plug type structure is used, according to dust diameter difference step-wise filtration, effectively improves filterability, screen pack is inserted using box
Plank frame is easy to safeguard and changed, and the outer wall of connecting tube 3 installs high-voltage electrostatic dust separator 4, is received with electrostatic depuration method
Small ion in flue gas is caught, the oxidant water tank 10 is hydrogen peroxide oxidant water tank, and the oxidant cleaning is nontoxic, with flue gas
In the reacted product of sulfur-containing compound and nitrogen-containing compound it is free from environmental pollution, be provided with demisting plate 9 and match with bull stick 12
Movable through hole, bull stick 12 drive rotating vane 16 the inner chamber of desulphurization denitration casing 5 rotate, be easy to control inner chamber in flue gas stream
Dynamic speed and direction, effectively improve desulphurization denitration rate, the inner chamber of the demisting plate 9 is evenly arranged with two passage baffle plates, had
Effect improves demisting efficiency, avoids discharging toxic vapour pollution environment.
Operation principle：Fire coal boiler fume initially enters dust cleaning case 2, according to dust diameter in fire coal boiler fume not
With layered filtration is carried out, for the small ion that some can not filter, dispelled using high-voltage electrostatic dust separator 4, the combustion after dedusting
Coal burning boiler flue gas enters in desulphurization denitration casing 5, and the hydrogen peroxide oxidant that oxidant water tank 10 fills is by nozzle 15 to desulfurization
The fire coal boiler fume of the inner chamber of denitration casing 5 carries out crosswise jet, and SO2, NO and NO2 in fire coal boiler fume are repeated
Oxidative absorption, its reaction equation：SO2+H2O2→H2SO4；NO+H2O2→HNO3；NO2+H2O2 → 2HNO3+H2O, the band of motor 11
Move rotating vane 16 slowly to rotate, the oxidant that nozzle 15 ejects, the former flue gas rotary-cut risen with rotation, collision will absorb
Liquid mist, droplet surface area are extended over thousands of times, and neutralization reaction, combustion occurs with the sulfur-containing compound in flue gas and nitrogen-containing compound
Coal burning boiler flue gas forms turbulent flow on rotating rotating vane 16, and then fire coal boiler fume is between rotating vane 16
Gap ramp up, the mist in fire coal boiler fume is absorbed by demisting plate 9, and the flue gas after dust-removal and desulfurizing denitration passes through gas-liquid point
Enter flue gas exhaust mouth 13 from device 14, be finally discharged in air, the sewage of the intracavity bottom of desulphurization denitration casing 5 passes through retracting device
7 unified recyclings are discharged again, avoid the secondary pollution to environment.
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 with a variety of changes in the case where not departing from principle of the present utility model and spirit, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device, including smoke air inlet (1), it is characterised in that：It is described
Smoke air inlet (1) right-hand member is connected with dust cleaning case (2) left bottom outer wall, installation connecting tube (3) at the top of the dust cleaning case (2),
The dust cleaning case (2) is connected by connecting tube (3) with desulphurization denitration casing (5), desulphurization denitration casing (5) two bottom sides pair
Claim installation two groups of structure identical legs (6), desulphurization denitration casing (5) bottom center is provided with retracting device (7), described
Desulphurization denitration casing (5) top left is provided with oxidant water tank (10), and desulphurization denitration casing (5) inwall is symmetrically installed two
Group structure identical nozzle (15), the nozzle (15) are connected by conduit (8) with oxidant water tank (10), the desulphurization denitration
Casing (5) center of top is provided with motor (11), and the output shaft of the motor (11) is provided with bull stick (12), the bull stick (12)
Bottom outer wall both sides are symmetrically installed two groups of structure identical rotating vanes (16), and right-hand member is pacified at the top of the desulphurization denitration casing (5)
Equipped with flue gas exhaust mouth (13), flue gas exhaust mouth (13) bottom is provided with gas-liquid separator (14), the desulphurization denitration case
Body (5) inner cavity top is provided with demisting plate (9), and desulphurization denitration casing (5) intracavity bottom installs two groups of structure identical sieves
Plate (17).
A kind of 2. coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device according to claim 1, it is characterised in that：It is described
Dust cleaning case (2) inner chamber is sequentially provided with primary dust removing screen pack (21), two-stage dust removal screen pack (22) and 3-stage dust-removal from bottom to top
Screen pack (23), and the primary dust removing screen pack (21), two-stage dust removal screen pack (22) and 3-stage dust-removal screen pack (23) are equal
Using box board plug type structure.
A kind of 3. coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device according to claim 1, it is characterised in that：It is described
Connecting tube (3) outer wall installation high-voltage electrostatic dust separator (4).
A kind of 4. coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device according to claim 1, it is characterised in that：It is described
Oxidant water tank (10) is hydrogen peroxide oxidant water tank.
A kind of 5. coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device according to claim 1, it is characterised in that：Demisting
The movable through hole to match with bull stick (12) is provided with plate (9).
A kind of 6. coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device according to claim 1, it is characterised in that：It is described
The inner chamber of demisting plate (9) is evenly arranged with two passage baffle plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033438.5U CN207102302U (en) | 2017-08-17 | 2017-08-17 | A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721033438.5U CN207102302U (en) | 2017-08-17 | 2017-08-17 | A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device |
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| Publication Number | Publication Date |
|---|---|
| CN207102302U true CN207102302U (en) | 2018-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201721033438.5U Active CN207102302U (en) | 2017-08-17 | 2017-08-17 | A kind of coal-burning boiler for flue gas desulfurization, denitration dedusting integrated device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108579356A (en) * | 2018-04-02 | 2018-09-28 | 安徽蓝天盈丰环保科技有限公司 | A kind of smoke desulfurizing dust-remover for boiler and method |
| CN108854523A (en) * | 2018-07-03 | 2018-11-23 | 上海帅腾环保科技有限公司 | A kind of construction of environmental protection removes nitre device with factory's flue gas desulfurization |
| CN109351112A (en) * | 2018-12-11 | 2019-02-19 | 叶锦程 | A kind of purification device of industrial discharge gas |
| CN110538562A (en) * | 2019-09-19 | 2019-12-06 | 广东佳德环保科技有限公司 | Flue gas desulfurization denitration dust removal integrated device |
| CN110614027A (en) * | 2019-09-27 | 2019-12-27 | 安徽诚泰环保工程有限公司 | Air-cooled desulfurization denitration dust removal deodorization environmental protection equipment |
| CN111298581A (en) * | 2020-04-07 | 2020-06-19 | 株洲市东亨科技有限责任公司 | Dust collector that subway tunnel construction used |
| CN111773842A (en) * | 2020-08-04 | 2020-10-16 | 沈春丰 | Industrial flue gas desulfurization and denitrification dust remover |
| CN114432865A (en) * | 2022-01-13 | 2022-05-06 | 米凯利科技（北京）有限公司 | LTOR low-temperature desulfurization, denitrification and deamination composition and application thereof |
-
2017
- 2017-08-17 CN CN201721033438.5U patent/CN207102302U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108579356A (en) * | 2018-04-02 | 2018-09-28 | 安徽蓝天盈丰环保科技有限公司 | A kind of smoke desulfurizing dust-remover for boiler and method |
| CN108854523A (en) * | 2018-07-03 | 2018-11-23 | 上海帅腾环保科技有限公司 | A kind of construction of environmental protection removes nitre device with factory's flue gas desulfurization |
| CN109351112A (en) * | 2018-12-11 | 2019-02-19 | 叶锦程 | A kind of purification device of industrial discharge gas |
| CN110538562A (en) * | 2019-09-19 | 2019-12-06 | 广东佳德环保科技有限公司 | Flue gas desulfurization denitration dust removal integrated device |
| CN110614027A (en) * | 2019-09-27 | 2019-12-27 | 安徽诚泰环保工程有限公司 | Air-cooled desulfurization denitration dust removal deodorization environmental protection equipment |
| CN111298581A (en) * | 2020-04-07 | 2020-06-19 | 株洲市东亨科技有限责任公司 | Dust collector that subway tunnel construction used |
| CN111773842A (en) * | 2020-08-04 | 2020-10-16 | 沈春丰 | Industrial flue gas desulfurization and denitrification dust remover |
| CN114432865A (en) * | 2022-01-13 | 2022-05-06 | 米凯利科技（北京）有限公司 | LTOR low-temperature desulfurization, denitrification and deamination composition and application thereof |
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