CN206853299U - Multitube eddy flow couples dedusting defogging equipment - Google Patents
Multitube eddy flow couples dedusting defogging equipment Download PDFInfo
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- CN206853299U CN206853299U CN201720701248.XU CN201720701248U CN206853299U CN 206853299 U CN206853299 U CN 206853299U CN 201720701248 U CN201720701248 U CN 201720701248U CN 206853299 U CN206853299 U CN 206853299U
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- eddy flow
- dedusting
- couples
- multitube
- tube bundle
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Abstract
The utility model discloses a kind of multitube eddy flow to couple dedusting defogging equipment, the equipment is arranged in desulfurizing tower, including the internal cylinder that fog chamber is removed for dedusting, the bottom of cylinder is provided with smoke inlet, top is provided with outlet flue, dedusting is divided into eddy flow coupled zone and electric field region except fog chamber, electric field region is located above eddy flow coupled zone, the more tube bundle devices for being used for dedusting demisting are vertically distributed with dedusting demisting room, the top of tube bundle device is provided with flusher, the multiple inner barrels for forming eddy flow coupled zone are provided with inside tube bundle device, cyclone separator in inner barrel and the guide ring being arranged between two neighboring cyclone separator, and form the cathod system of electric field region, cathod system is electrically connected with high voltage power supply, high voltage power supply is arranged on outside cylinder.The utility model can lift airflow centrifugal movement velocity, trap small droplet and dust granules, have good flue gas ash removal defogging effect.
Description
Technical field
The dedusting defogging equipment of coal-burning boiler desulfurization outlet drain flue gas is the utility model is related to, in particular to one
Kind multitube eddy flow coupling dedusting defogging equipment.
Background technology
Using coal as main energy resource structure, coal produces substantial amounts of pollutant, coal pot during burning in China
Stove has used more than 80 the percent of coal in China total output, causes the discharge of substantial amounts of sulfur dioxide and flue dust, causes tight
Atmosphere pollution, acid rain and the water pollution of weight.
It is more in the prior art that absorption processing is carried out to the sulfur dioxide and dust of discharged from coal-fired boiler using desulfurizing tower, so
And part dust pollution thing can be given off in the exit of desulfurizing tower, these pollutants can cause certain destruction to environment, its
In, a part is the dust in the droplet of desulfurizing tower exit escape, and another part is not washed clean in original flue gas
Fine solid particle.
In addition, purified treatment is carried out to flue gas caused by boiler combustion frequently with wet desulphurization spray process in the prior art,
The slurries amount that it sprays during purified treatment is carried out to flue gas is very big, and fraction slurries drop can be desulfurized the cigarette risen in tower
Gas is updated in the demister on its top, and common flat separated with ridge type demister to the droplet carried secretly in flue gas is faced
Boundary's particle size is more than or equal to 30 microns (μm), and largely the droplet less than 30 microns (μm) fails trapping and got off, finally
Given off out of demister, certain pollution is caused to environment；In addition, the bundled tube demister used in the prior art, due to
The exhaust gas volumn of processing is different with the change of operating mode, and the flue gas flow rate in desulfurizing tower changes greatly, when flue gas passes through in tube bank
Centrifugal force reduces rapidly after the flow velocity in portion declines, it is impossible to produces centrifugal force and loses demisting or the effect of dedusting, so as to cause ring
The pollution in border, therefore, it is particularly significant that the flue gas given off to the desulfurizing tower of coal-burning boiler, which carries out effective dedusting demisting processing,
's.
The content of the invention
The utility model is intended to solve one of above-mentioned technical problem to a certain extent.
In view of this, the utility model provides a kind of multitube eddy flow coupling dedusting defogging equipment, the dedusting demister
Airflow centrifugal movement velocity can be lifted, traps small droplet and dust granules, there is good flue gas ash removal defogging effect.
In order to solve the above-mentioned technical problem, the utility model provides a kind of multitube eddy flow coupling dedusting defogging equipment, should
Equipment is arranged in desulfurizing tower, including the internal cylinder that fog chamber is removed for dedusting, the bottom of the cylinder are provided with smoke inlet, and top is set
There is outlet flue, the dedusting is divided into eddy flow coupled zone and electric field region except fog chamber, and the electric field region is located on the eddy flow coupled zone
It is square, the more tube bundle devices for being used for dedusting demisting are vertically distributed with the dedusting demisting room, the tube bundle device
Top is provided with flusher, is provided with inside the tube bundle device and forms multiple inner barrels of the eddy flow coupled zone, installed in institute
The cyclone separator in inner barrel and the guide ring being arranged between the two neighboring cyclone separator are stated, and described in formation
The cathod system of electric field region, the cathod system are electrically connected with high voltage power supply, and the high voltage power supply is arranged on described
Outside cylinder.
Further, the cyclone separator includes one-level eddy flow molecular separator and two level eddy flow molecular separator, the one-level
Eddy flow molecular separator is arranged on the lower section of the two level eddy flow molecular separator.
Further, the guide ring is nested by multiple divergent-cone walls and formed, the miner diameter end of the guide ring down, big footpath
End is set upward.
Further, when boiler is in the case of heavy-duty service, the high voltage power supply can no power；When boiler is low
In the case of load operation, the high voltage power supply is powered.
Further, the top of the inner barrel is provided with droplet sorting hole.
Further, the cyclone separator has blade, and the blade is shaped as straight plate shape or spiral-shaped.
Further, the thickness of the blade is 0.5 millimeter ~ 2 millimeters.
Further, the flusher includes horizontally disposed transverse tube and arranged spaced apart along the length direction of the transverse tube
There are multiple atomizers, the opening down setting of the atomizer.
Further, the cylinder is that hollow cylinder or its cross section are shaped as regular hexagon.
Further, the material of the tube wall of the tube bundle device is PP materials or electro-conductive glass steel material.
It is of the present utility model to have technical effect that：Set according to a kind of multitube eddy flow coupling dedusting demisting of the present utility model
Standby, the dedusting defogging equipment is arranged in desulfurizing tower, and flue gas enters tube bank from smoke inlet after spray washing in desulfurizing tower and filled
In putting, flue gas first passes around cyclone separator, the upward centrifugal motion of flue gas, in the presence of guide ring, the centrifugal motion of flue gas
Speed is lifted, and maintains suitable airflow distribution state, and in the presence of high speed centrifugation power, dedusting defogging effect is more preferable,
Droplet and dust in flue gas quickly move to tube bundle device wall, are mutually collided during motion, are condensed into larger
Drop, drop are thrown to the inner surface of tube bundle device tube wall under the influence of centrifugal force, and it is contacted with the liquid film layer of wall attachment
Flow into desulfurizing tower, so as to realize the good removing of droplet and dust, then, flue gas enters electric field region, is produced by eddy flow coupled zone
Raw centrifugal flow field and field coupling, continue to capture droplet and dust in the presence of high voltage electric field, so as to further improve
The dedusting defogging effect of the equipment.
In addition, the utility model is provided with more tube bundle devices, the dedusting demisting efficiency of more tube bundle devices is higher, effect compared with
It is good, and flusher is provided with above more tube bundle devices, eddy flow coupled zone and electric field region are rinsed at interval of a period of time,
It can ensure the cleaning of the equipment, capture the better of droplet and dust.
Brief description of the drawings
Fig. 1 is illustrated according to a kind of internal structure of multitube eddy flow coupling dedusting dedusting defogging equipment of the present utility model
Figure.
Fig. 2 is to install top view according to tube bundle device of the present utility model.
Fig. 3 is the structural representation according to single tube bundle device of the present utility model.
Wherein, 1- cylinders；2- tube bundle devices；3- flushers；4- inner barrels；5- cyclone separators；6- guide rings；7- is cloudy
Electrode systems；8- high voltage power supplies；11- smoke inlets；12- outlet flues；13- dedustings remove fog chamber；31- transverse tubes；32- atomizers；
41- droplet sorting holes；51- one-level eddy flow molecular separators；52- two level eddy flow molecular separators；71- electrode connecting parts.
Embodiment
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art
The utility model can be better understood from and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
As depicted in figs. 1 and 2, the utility model provides a kind of multitube eddy flow coupling dedusting defogging equipment, and the equipment is set
Put in desulfurizing tower, including the internal cylinder 1 that fog chamber 13 is removed for dedusting, the bottom of cylinder 1 are provided with smoke inlet 11, top is provided with out
Mouth 12, dedusting are located above eddy flow coupled zone except fog chamber 13 divides for eddy flow coupled zone and electric field region, electric field region, and dedusting removes fog chamber
The more tube bundle devices 2 for being used for dedusting demisting are vertically distributed with 13, the top of tube bundle device 2 is provided with flusher 3,
The inside of tube bundle device 2, which is provided with, to be formed multiple inner barrels 4 of eddy flow coupled zone, the cyclone separator 5 in inner barrel 4 and sets
The guide ring 6 between two neighboring cyclone separator 5 is put, and forms the cathod system 7 of electric field region, cathod system 7 is electrically connected
High voltage power supply 8 is connected to, high voltage power supply 8 is arranged on outside cylinder 1.
According to a kind of multitube eddy flow coupling dedusting defogging equipment of the present utility model, the dedusting defogging equipment is arranged on desulfurization
In tower, flue gas enters in tube bundle device 2 after spray washing in desulfurizing tower from smoke inlet 11, and flue gas first passes around cyclonic separation
Device 5, the upward centrifugal motion of flue gas, in the presence of guide ring 6, the centrifugal motion speed of flue gas is lifted, and remains suitable
Airflow distribution state, in the presence of high speed centrifugation power, dedusting defogging effect is more preferable, and the droplet and dust in flue gas are to tube bank
The wall of device 2 quickly moves, and is mutually collided during motion, is condensed into larger drop, effect of the drop in centrifugal force
The lower inner surface for being thrown to the tube wall of tube bundle device 2, it contacts with the liquid film layer of wall attachment and flowed into desulfurizing tower, so as to realize mist
Drop and the good removing of dust, then, flue gas enters electric field region, centrifugal flow field and electric field coupling as caused by eddy flow coupled zone
Close, continue to capture droplet and dust in the presence of high voltage electric field, so as to further increase the dedusting defogging effect of the equipment.
In addition, the utility model is provided with more tube bundle devices 2, the dedusting demisting efficiency of more tube bundle devices 2 is higher, effect
Preferably, and the more tops of tube bundle device 2 are provided with flusher 3, and eddy flow coupled zone and electric field region are carried out at interval of a period of time
Rinse, it is ensured that the cleaning of the equipment, capture the better of droplet and dust.
According to specific embodiment of the utility model, the both ends of tube bundle device 2 are open, and flue gas is from the bottom of tube bundle device 2
End is flowed into, and top outflow, more tube bundle devices 2 are be arranged in parallel, and sealing is connected between the bottom edge of more tube bundle devices 2
Plate, and sealing plate is also connected between the bottom edge of tube bundle device 2 of close cylinder 1 and the inwall of cylinder 1, so as to ensure flue gas only
It can be flowed out from tube bundle device 2, improve the dedusting defogging effect of flue gas.
According to a specific embodiment of the present utility model, the cathod system 7 of multiple tube bundle devices 2 is connected by electrode
Part 71 electrically connects with high voltage power supply 8, and electrode connecting parts 71 cause what is connected between cathod system 7 and high voltage power supply 8
Stability is preferable, is powered safer.
As shown in figure 3, cyclone separator 5 includes one-level eddy flow molecular separator 51 and two level eddy flow molecular separator 52, one-level
Eddy flow molecular separator 51 is arranged on the lower section of two level eddy flow molecular separator 52, at the beginning of flue gas first passes around one-level eddy flow molecular separator 51
Step carries out the removing of droplet and dust, then carries out the removing of droplet and dust by two level eddy flow molecular separator 52 again, realizes
The two-stage dedusting demisting process of flue gas, improve the dedusting defogging effect of equipment.
According to specific embodiment of the utility model, guide ring 6 is nested by multiple divergent-cone walls and formed, guide ring 6
Miner diameter end down, bigger diameter end set upward, guide ring 6 is that divergent-cone wall is nested and formed, miner diameter end stream of the flue gas from guide ring 6
Enter, flowed out from its bigger diameter end, improve the centrifugal motion speed of air-flow, and suitable airflow distribution state can be maintained, it is specific and
Speech, guide ring 6 speeds the centrifugal motion speed of flue gas, so that the removal effect of droplet and dust is more preferable.
According to specific embodiment of the utility model, guide ring 6 is that 2 ~ 7 divergent-cone walls are nested, and is placed in inner barrel 4
Top.
According to a most preferred embodiment of the present utility model, when boiler is in the case of heavy-duty service, high voltage power supply system
System 8 can no power；When boiler is in the case of underrun, high voltage power supply 8 is powered.When boiler is in heavy-duty service
In the case of, in eddy flow coupled zone, the centrifugal dust-removing defogging effect of cyclone separator 5 is preferable, and now, high voltage power supply 8 can
No power, you can ensure that the dedusting defogging effect of the equipment reaches good state, and the electricity in equipment running process can be reduced
Consumption；In the case of operation of the boiler in underrun, now the centrifugal dust-removing effect of cyclone separator 5 is a bit weaker, because
This needs to connect high voltage power supply 8, continues to capture droplet and dust using electric field caused by cathod system 7, ensures good
Dedusting defogging effect.
As shown in figure 3, the top of inner barrel 4 is provided with droplet sorting hole 41, droplet sorting hole 41 is evenly distributed on inner barrel 4
Periphery, when the upward centrifugal motion of flue gas, droplet under the influence of centrifugal force, is isolated from droplet sorting hole 41, is being transported
Mutually collided in dynamic process, be condensed into larger drop, drop is thrown to the tube wall of tube bundle device 2 under the influence of centrifugal force
Inner surface, and contact and flowed into desulfurizing tower with the liquid film layer of wall attachment.
According to specific embodiment of the utility model, cyclone separator 5 has a blade, blade be shaped as straight plate shape or
Person is spiral-shaped, and blade can make to produce centrifugal force by the flue gas of cyclone separator 5, so that cigarette during rotation
Gas does centrifugal motion.
According to specific embodiment of the utility model, the thickness of blade is 0.5 millimeter ~ 2 millimeters.
According to specific embodiment of the utility model, the quantity of blade is 10 ~ 120.
As shown in figure 1, flusher 3 includes horizontally disposed transverse tube 31 and arranged spaced apart along the length direction of transverse tube 31
There are multiple atomizers 32, the opening down setting of atomizer 32, multiple atomizers 32 are spaced apart distribution, dedusting can be removed
Dust and droplet in fog chamber 13 are rinsed, and ensure the cleaning of the equipment, improve the effect of its dedusting demisting.
According to specific embodiment of the utility model, cylinder 1 is that hollow cylinder or its cross section are shaped as positive six side
Shape, hollow cylinder inside are used to carry out dedusting demisting processing, hollow cylinder and cross section to flue gas as regular hexagon
Tubular body is easy to process, and batch production is easy.
According to specific embodiment of the utility model, the tube wall of tube bundle device 2 is shaped as hollow cylinder or its cross section
Be shaped as regular hexagon, hollow cylinder and cross section are easy to process for the tubular body of regular hexagon, and batch production is easy, and
Sedimentator, guide ring etc. are installed in hollow cylinder shape or cross section for that can facilitate in the tube bundle device 2 of regular hexagon shape, its
Inwall can gather drop, and flow downward out.
According to specific embodiment of the utility model, the material of the tube wall of tube bundle device 2 is PP materials or electro-conductive glass
Steel material, PP materials have good impact strength, and the problem of in the absence of ESC, electro-conductive glass steel material has
Good electric conductivity, intensity height, stable performance and corrosion resistant characteristic.
It is as follows according to a kind of multitube eddy flow coupling dedusting defogging equipment of the present utility model, its dedusting demisting principle：
After boiler smoke enters desulfurizing tower, enter multitube eddy flow from smoke inlet 11 after the spray washing device of desulfurizing tower
Couple dedusting defogging equipment；
Flue gas flows from bottom to top, and is distributed in each tube bundle device 2；
One-level eddy flow molecular separator 51 is first passed around, in the presence of one-level eddy flow molecular separator 51, flue gas does centrifugation fortune
It is dynamic, under the influence of centrifugal force, preliminary removing is carried out to the drop in flue gas and dust；
Then, the air-flow of flue gas passes through guide ring 6, further improves the centrifugal motion speed of air-flow, and remains suitable
Airflow distribution state, flue gas does the centrifugal motion of high speed, this process, and the removal effect of drop and dust in flue gas is further
Lifting；
Then, the air-flow of flue gas passes through two level eddy flow molecular separator 52, and further the drop in smog and dust are carried out
Remove again, so as to improve the dedusting defogging effect of equipment；
In the case that boiler is in heavy-duty service, the flue gas centrifugal motion speed of eddy flow coupled zone, have good
Good dedusting defogging effect, therefore, high voltage power supply 8 can no power, the flue gas after eddy flow coupled zone dedusting demisting can
Given off from outlet flue 12；
In the case that boiler is in underrun, the flue gas centrifugal motion speed of eddy flow coupled zone is slightly slow, its dedusting
Defogging effect is not that feature is good, therefore, need to be powered to high voltage power supply 8, the flue gas after eddy flow coupled zone dedusting demisting
Electric field region is flowed into, in the presence of electric field, absorption captures small droplet and dust, further, to the droplet and powder in flue gas
Dirt is removed, and then flue gas gives off from outlet flue 12, so as to ensure the well-equipped dedusting defogging effect.
Embodiment described above is only the preferred embodiment to absolutely prove the utility model and being lifted, the utility model
Protection domain not limited to this.The equivalent substitute or change that those skilled in the art are made on the basis of the utility model
Change, within the scope of protection of the utility model.The scope of protection of the utility model is defined by claims.
Claims (10)
1. a kind of multitube eddy flow couples dedusting defogging equipment, the equipment is arranged in desulfurizing tower, including internal is that dedusting removes fog chamber
Cylinder, the bottom of the cylinder is provided with smoke inlet, and top is provided with outlet flue, it is characterised in that the dedusting is divided into except fog chamber
Eddy flow coupled zone and electric field region, the electric field region are located above the eddy flow coupled zone, along vertical side in the dedusting demisting room
To the more tube bundle devices for being used for dedusting demisting are distributed with, the top of the tube bundle device is provided with flusher, the tube bank dress
Put the internal multiple inner barrels, the cyclone separator in the inner barrel and setting for being provided with and forming the eddy flow coupled zone
Guide ring between the two neighboring cyclone separator, and form the cathod system of the electric field region, the negative electrode system
System is electrically connected with high voltage power supply, and the high voltage power supply is arranged on outside the cylinder.
2. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the cyclone separator bag
One-level eddy flow molecular separator and two level eddy flow molecular separator are included, the one-level eddy flow molecular separator is arranged on two level eddy flow
The lower section of separator.
3. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the guide ring is by multiple
Divergent-cone wall, which is nested, to be formed, and the miner diameter end of the guide ring is down, bigger diameter end sets upward.
4. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that when boiler is transported in high load capacity
In the case of row, the high voltage power supply can no power；When boiler is in the case of underrun, the high voltage power supply system
System is powered.
5. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the top of the inner barrel
Provided with droplet sorting hole.
6. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the cyclonic separation utensil
There is blade, the blade is shaped as straight plate shape or spiral-shaped.
7. multitube eddy flow according to claim 6 couples dedusting defogging equipment, it is characterised in that the thickness of the blade is
0.5 millimeter ~ 2 millimeters.
8. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the flusher includes
Horizontally disposed transverse tube and along the transverse tube length direction it is arranged spaced apart have multiple atomizers, the atomizer is opened
Mouth down is set.
9. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the cylinder is open circles
Cylinder or its cross section are shaped as regular hexagon.
10. multitube eddy flow according to claim 1 couples dedusting defogging equipment, it is characterised in that the tube bundle device
The material of tube wall is PP materials or electro-conductive glass steel material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701248.XU CN206853299U (en) | 2017-06-16 | 2017-06-16 | Multitube eddy flow couples dedusting defogging equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720701248.XU CN206853299U (en) | 2017-06-16 | 2017-06-16 | Multitube eddy flow couples dedusting defogging equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206853299U true CN206853299U (en) | 2018-01-09 |
Family
ID=60826456
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720701248.XU Expired - Fee Related CN206853299U (en) | 2017-06-16 | 2017-06-16 | Multitube eddy flow couples dedusting defogging equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206853299U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198907A (en) * | 2017-06-16 | 2017-09-26 | 江苏科行环保科技有限公司 | Multitube eddy flow couples dedusting defogging equipment |
| CN116709740A (en) * | 2023-06-26 | 2023-09-05 | 小黄蜂智能科技（苏州）有限公司 | Explosion-proof type packagine machine |
-
2017
- 2017-06-16 CN CN201720701248.XU patent/CN206853299U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107198907A (en) * | 2017-06-16 | 2017-09-26 | 江苏科行环保科技有限公司 | Multitube eddy flow couples dedusting defogging equipment |
| CN116709740A (en) * | 2023-06-26 | 2023-09-05 | 小黄蜂智能科技（苏州）有限公司 | Explosion-proof type packagine machine |
| CN116709740B (en) * | 2023-06-26 | 2024-01-09 | 小黄蜂智能科技（苏州）有限公司 | Explosion-proof type packagine machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 224051 Jiangsu environmental protection industrial park, No. 1, No. five road, Yancheng City Patentee after: JIANGSU COHEN ENVIRONMENTAL PROTECTION CO.,LTD. Address before: 224051 Jiangsu environmental protection industrial park, No. 1, No. five road, Yancheng City Patentee before: JIANGSU KEHANG ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. |
|
| 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: 20180109 |