CN208512244U - A kind of dual-alkali flue gas desulfurization device - Google Patents
A kind of dual-alkali flue gas desulfurization device Download PDFInfo
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- CN208512244U CN208512244U CN201820550028.6U CN201820550028U CN208512244U CN 208512244 U CN208512244 U CN 208512244U CN 201820550028 U CN201820550028 U CN 201820550028U CN 208512244 U CN208512244 U CN 208512244U
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- Prior art keywords
- desulfurizing tower
- reaction tank
- flue gas
- upside
- conduit
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Abstract
The utility model discloses a kind of dual-alkali flue gas desulfurization devices, including device noumenon；Described device ontology is made of desulfurizing tower and reaction tank, escape pipe is provided on the upside of the desulfurizing tower, the desulfurizing tower side is provided with air inlet pipe, the air inlet pipe protrudes into inside desulfurizing tower, the air inlet pipe is provided with recuperation of heat case far from desulfurizing tower side, described desulfurizing tower one end is provided with pipeline, the pipeline is formed far from desulfurizing tower side and reaction tank, conduit is provided on the upside of the reaction tank, the conduit is connect far from reaction tank side with water pump, the water pump other end is connect by conduit with desulfurizing tower, reaction tank bottom end side is provided with return pipe, the return pipe is connect far from reaction tank side with desulfurizing tower, the return pipe middle position is provided with circulating pump.The utility model recycles the heat in flue gas by recuperation of heat case, and heat will be carried out concentration transfer by the thermally conductive sheet during recycling inside recuperation of heat case, cools down to flue gas.
Description
Technical field
The utility model relates to desulphurization plant technical field, specifically a kind of dual-alkali flue gas desulfurization device.
Background technique
Dual alkali is to carry out desulfurization in tower using sodium base desulfurizer, since sodium base desulfurizer alkalinity is strong, sulfur dioxide absorption
Reaction product solubility is big afterwards, not will causeSupersaturationCrystallization, causes fouling blockage problem.Another aspect desulfurization product is discharged into
Reducing/regenerating is carried out with calcium hydroxide in regenerated reactor, the sodium base desulfurizer regenerated is returned againDesulfurizing towerIt is recycled.Double alkali
Method sulfur removal technology reduces investment and operating cost, is relatively specific for medium small boiler and carries out desulfurizing fly ash, but existing dress
It sets when in use due to a large amount of thermal energy of content in flue gas, while can also generate a large amount of heat when carrying out desulfurization, so that setting
Standby internal temperature is higher, can cause to damage to internal force device and equipment itself.
Utility model content
The purpose of this utility model is to provide a kind of dual-alkali flue gas desulfurization devices, to solve flue gas in the prior art
The middle a large amount of thermal energy of content, while a large amount of heat can be also generated when carrying out desulfurization, so that equipment internal temperature is higher, it can be right
Internal power element and equipment itself cause the problem of damage.
To achieve the above object, the utility model provides the following technical solutions: a kind of dual-alkali flue gas desulfurization device, including
Device noumenon；Described device ontology is made of desulfurizing tower and reaction tank, and the reaction tank is located on the outside of desulfurizing tower, the desulfurizing tower
Upside is provided with escape pipe, and the desulfurizing tower bottom end is provided with dirt-discherging outlet, and the desulfurizing tower side is provided with air inlet pipe, it is described into
Tracheae protrudes into inside desulfurizing tower, and the air inlet pipe, which is located on the upside of desulfurizing tower inner section, is arranged venthole, and the air inlet pipe is far from de-
Sulphur tower side is provided with recuperation of heat case, and described desulfurizing tower one end is provided with pipeline, the pipeline far from desulfurizing tower side with react
Pond composition, the reaction tank upside are provided with drug-feeding tube, and the reaction tank bottom end is provided with sediment discharge pipe, the reaction tank
Upside is provided with conduit, and the conduit is connect far from reaction tank side with water pump, and the water pump other end passes through conduit and desulfurization
Tower connection, the conduit protrude into inside desulfurizing tower, and the conduit is located at desulfurizing tower inner section bottom end and is provided with multiple atomizers,
Reaction tank bottom end side is provided with return pipe, and the return pipe is connect far from reaction tank side with desulfurizing tower, the reflux
Pipe middle position is provided with circulating pump.
Preferably, the venthole is provided with multiple, and is provided with rotary nozzle on the upside of venthole.
Preferably, it is provided with water filter plate on the upside of the desulfurizing tower, and water filter plate bottom end is provided with multiple drainage hairbrush.
Preferably, it is provided with alkaline filter case on the upside of described device ontology, and alkaline filter case one end is connect with escape pipe.
Preferably, the desulfurizing tower side is provided with PH tester, and PH tester one end is protruded into inside desulfurizing tower.
Compared with prior art, the utility model has the beneficial effects that the utility model can be returned when in use by heat
It receives case to recycle the heat in flue gas, the thermally conductive sheet during recycling inside recuperation of heat case will concentrate heat
Transfer, cools down to flue gas, and the setting of multiple ventholes and rotary nozzle can increase the power of gas, increase liquid with
The contact area of air improves neutralization reaction efficiency, and water filter plate can be filtered the moisture in air, avoids band in gas
There is a large amount of alkaline water, alkaline filter case can carry out last processing to air, carry out desulfurization to air as far as possible, and PH is surveyed
Examination instrument can detect the pH value of desulfurizing tower internal solution, and staff is facilitated to replace solution in time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the desulfurizing tower schematic diagram of internal structure of the utility model.
In figure: 1, device noumenon；2, desulfurizing tower；3, PH tester；4, pipeline；5, conduit；6, water pump；7, drug-feeding tube；8,
Reaction tank；9, sediment discharge pipe；10, circulating pump；11, return pipe；12, dirt-discherging outlet；13, air inlet pipe；14, recuperation of heat case；15,
Escape pipe；16, alkaline filter case；17, water filter plate；18, drainage hairbrush；19, atomizer；20, rotary nozzle；21- venthole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1~2, in the utility model embodiment, a kind of dual-alkali flue gas desulfurization device, including device noumenon 1；
Device noumenon 1 is made of desulfurizing tower 2 and reaction tank 8, and reaction tank 8 is located at 2 outside of desulfurizing tower, is provided with outlet on the upside of desulfurizing tower 2
Pipe 15,2 bottom end of desulfurizing tower are provided with dirt-discherging outlet 12, and 2 side of desulfurizing tower is provided with air inlet pipe 13, and air inlet pipe 13 protrudes into desulfurizing tower 2
Inside, air inlet pipe 13, which is located on the upside of 2 inner section of desulfurizing tower, is arranged venthole 21, and air inlet pipe 13 is provided with far from 2 side of desulfurizing tower
Recuperation of heat case 14,2 one end of desulfurizing tower are provided with pipeline 4, and pipeline 4 is formed far from 2 side of desulfurizing tower and reaction tank 8, on reaction tank 8
Side is provided with drug-feeding tube 7, and 8 bottom end of reaction tank is provided with sediment discharge pipe 9, and conduit 5 is provided on the upside of reaction tank 8, and conduit 5 is remote
It is connect from 8 side of reaction tank with water pump 6,6 other end of water pump is connect by conduit 5 with desulfurizing tower 2, and conduit 5 protrudes into desulfurizing tower 2
Portion, conduit 5 are located at 2 inner section bottom end of desulfurizing tower and are provided with multiple atomizers 19, and 8 bottom end side of reaction tank is provided with return pipe
11, return pipe 11 is connect far from 8 side of reaction tank with desulfurizing tower 2, and 11 middle position of return pipe is provided with circulating pump 10, venthole
21 are provided with multiple, and rotary nozzle 20 are provided on the upside of venthole 21, the setting of multiple ventholes 21 and rotary nozzle 20, energy
The power for enough increasing gas, increases the contact area of liquid-to-air, improves neutralization reaction efficiency, is provided on the upside of desulfurizing tower 2
Water filter plate 17, and 17 bottom end of water filter plate is provided with multiple drainage hairbrush 18, water filter plate 17 can carry out the moisture in air
Filter avoids having a large amount of alkaline water in gas, is provided with alkaline filter case 16, and alkaline filter case 16 on the upside of device noumenon 1
One end is connect with escape pipe 15, and alkaline filter case 16 can carry out last processing to air, is taken off as far as possible to air
Sulphur, 2 side of desulfurizing tower are provided with PH tester 3, and PH tester 3 is bought by market, and desulfurizing tower 2 is protruded into 3 one end of PH tester
Inside, PH tester 3 can detect the pH value of 2 internal solution of desulfurizing tower, and staff is facilitated to replace solution in time.
The working principle of the utility model is: air inlet pipe 13 imports sulfurous gas inside desulfurizing tower 2 when using, gas enters
Internal alkaline solution contact, carries out desulfurization by neutralization reaction, when the alkaline solution pH value inside desulfurizing tower 2 is lower, leads to
Piping 4 is imported inside reaction tank 8 and is alkalized, and the solution of alkalization passes through return pipe 11 again and imports inside desulfurizing tower 2 again, together
When water pump 6 by conduit 5 by solution extraction, import 2 upside of desulfurizing tower, sprayed by atomizer 19, gas is carried out
Desulfurization again, recuperation of heat case 14 recycle the heat in flue gas, and the thermally conductive sheet during recycling inside recuperation of heat case will
Heat can be carried out concentration transfer, cooled down to flue gas, the setting of multiple ventholes 21 and rotary nozzle 20 can increase gas
The power of body increases the contact area of liquid-to-air, improves neutralization reaction efficiency, water filter plate 17 can be to the moisture in air
It is filtered, avoids with a large amount of alkaline water in gas, alkaline filter case 16 can carry out last processing to air, to the greatest extent may be used
Energy carries out desulfurization to air, and PH tester 3 can detect the pH value of 2 internal solution of desulfurizing tower, facilitate staff
Replacement solution in time.
It is obvious to a person skilled in the art that the present invention is not limited to the details of the above exemplary embodiments, and
And without departing substantially from the spirit or essential attributes of the utility model, it can realize that this is practical new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this is practical new
The range of type is indicated by the appended claims rather than the foregoing description, it is intended that containing for the equivalent requirements of the claims will be fallen in
All changes in justice and range are embraced therein.It should not treat any reference in the claims as limiting
Related claim.
Claims (5)
1. a kind of dual-alkali flue gas desulfurization device, including device noumenon (1)；It is characterized by: described device ontology (1) is by desulfurization
Tower (2) and reaction tank (8) composition, the reaction tank (8) are located on the outside of desulfurizing tower (2), are provided with out on the upside of the desulfurizing tower (2)
Tracheae (15), desulfurizing tower (2) bottom end are provided with dirt-discherging outlet (12), and desulfurizing tower (2) side is provided with air inlet pipe (13),
The air inlet pipe (13) protrudes into desulfurizing tower (2) inside, and the air inlet pipe (13), which is located on the upside of desulfurizing tower (2) inner section, is arranged outlet
Hole (21), the air inlet pipe (13) are provided with recuperation of heat case (14) far from desulfurizing tower (2) side, and described desulfurizing tower (2) one end is set
It is equipped with pipeline (4), the pipeline (4) forms far from desulfurizing tower (2) side and reaction tank (8), setting on the upside of the reaction tank (8)
Have drug-feeding tube (7), reaction tank (8) bottom end is provided with sediment discharge pipe (9), is provided with and is led on the upside of the reaction tank (8)
It manages (5), the conduit (5) connect far from reaction tank (8) side with water pump (6), and water pump (6) other end passes through conduit (5)
It is connect with desulfurizing tower (2), the conduit (5) protrudes into desulfurizing tower (2) inside, and the conduit (5) is located at desulfurizing tower (2) inner section bottom
End is provided with multiple atomizers (19), and reaction tank (8) the bottom end side is provided with return pipe (11), the return pipe (11)
It is connect far from reaction tank (8) side with desulfurizing tower (2), return pipe (11) middle position is provided with circulating pump (10).
2. a kind of dual-alkali flue gas desulfurization device according to claim 1, it is characterised in that: venthole (21) setting
Have it is multiple, and venthole (21) on the upside of be provided with rotary nozzle (20).
3. a kind of dual-alkali flue gas desulfurization device according to claim 1, it is characterised in that: on the upside of the desulfurizing tower (2)
It is provided with water filter plate (17), and water filter plate (17) bottom end is provided with multiple drainage hairbrush (18).
4. a kind of dual-alkali flue gas desulfurization device according to claim 1, it is characterised in that: on described device ontology (1)
Side is provided with alkaline filter case (16), and alkaline filter case (16) one end is connect with escape pipe (15).
5. a kind of dual-alkali flue gas desulfurization device according to claim 1, it is characterised in that: desulfurizing tower (2) side
It is provided with PH tester (3), and desulfurizing tower (2) inside is protruded into PH tester (3) one end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820550028.6U CN208512244U (en) | 2018-04-18 | 2018-04-18 | A kind of dual-alkali flue gas desulfurization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820550028.6U CN208512244U (en) | 2018-04-18 | 2018-04-18 | A kind of dual-alkali flue gas desulfurization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208512244U true CN208512244U (en) | 2019-02-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820550028.6U Expired - Fee Related CN208512244U (en) | 2018-04-18 | 2018-04-18 | A kind of dual-alkali flue gas desulfurization device |
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| CN (1) | CN208512244U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743364A (en) * | 2019-09-17 | 2020-02-04 | 上海蓝魂环保科技有限公司 | Marine exhaust seawater desulfurization treatment equipment |
-
2018
- 2018-04-18 CN CN201820550028.6U patent/CN208512244U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110743364A (en) * | 2019-09-17 | 2020-02-04 | 上海蓝魂环保科技有限公司 | Marine exhaust seawater desulfurization treatment equipment |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190219 Termination date: 20200418 |