CN206560731U - A kind of cyclone demisting dust arrester - Google Patents
A kind of cyclone demisting dust arrester Download PDFInfo
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- CN206560731U CN206560731U CN201720200586.5U CN201720200586U CN206560731U CN 206560731 U CN206560731 U CN 206560731U CN 201720200586 U CN201720200586 U CN 201720200586U CN 206560731 U CN206560731 U CN 206560731U
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- demisting
- cyclone
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- dust removal
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Abstract
The utility model is related to flue gas after desulfurization demisting dust removal field, more particularly to a kind of cyclone demisting dust arrester.A kind of cyclone demisting dust arrester, including leading to chimney, dust removal component and demisting part, the logical chimney is set in the demisting member outside, the demisting part is set on the outside of the dust removal component, the logical chimney is fixedly connected with the demisting part, and the demisting part is fixedly connected with the dust removal component.So, when the flue gas after desulfurization is by logical chimney, dust removal component is carried out during dust removal process, dust removal process, demisting part also carries out demisting processing, and during demisting by carry impurity vaporific hydrogenesis into drops, be thrown on logical chimney inwall and form moisture film, moisture film water droplet is stayed downwards along logical chimney inwall, by setting multigroup multistage logical chimney, flue gas can only allow flue gas to carry out dedusting demisting processing by logical chimney, efficiency is more preferable by that could be discharged after logical chimney.This have the advantage that in terms of existing technologies：Dedusting demisting efficiency is high.
Description
Technical field
The utility model is related to flue gas after desulfurization demisting dust removal field, more particularly to a kind of cyclone demisting dust arrester.
Background technology
At present, for realize coal-fired station ultra-clean discharge even near-zero release, it is desirable to coal-fired station's cigarette
The soot emissions of gas are respectively smaller than 10mg/Nm3And 5mg/Nm3, sulfur dioxide SO2Discharge standard be less than 35mg/Nm3, nitrogen oxidation
Thing NOXConcentration is less than 100mg/Nm3.To realize that dust concentration reaches ultra-clean discharge even near-zero release standard, due to traditional height
Demister is imitated, the interception and removal effect to flue dust be little, be that interception to droplet and removal effect are general therefore main at present
Technological means is that high efficiency demister is configured in fume desulfurating absorption tower, then sets wet electrostatic at the rear of high efficiency demister
Dust catcher device, water consumption is big, and thorough, efficiency is not low for dedusting and demisting, and operating cost is high.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of cyclone demisting dust arrester, solves dedusting and demisting
Not thoroughly, efficiency, water consumption is big, the problem of operating cost is high.
The technical scheme that the utility model solves above-mentioned technical problem is as follows：A kind of cyclone demisting dust arrester, including it is logical
Chimney, dust removal component and demisting part, the logical chimney are set in the demisting member outside, and the demisting part is set in institute
State on the outside of dust removal component, the logical chimney is fixedly connected with the demisting part, the demisting part is consolidated with the dust removal component
Fixed connection.
Further, the demisting part includes air flow directing element and dehydration part, the air flow directing element and dehydration
Part is set in inside the logical chimney, and the air flow directing element and dehydration part are fixed with the logical chimney inner surface to be connected
Connect, the dehydration part is arranged on the air flow directing element top.
Further, the demisting part is at least provided with two groups.
Further, the demisting part also includes charged particle emitter, and the charged particle emitter sets the gas
Flow between guiding parts and dehydration part, the charged particle emitter of demisting part launches positive particles respectively described in two adjacent groups
And negative particles.
Further, the dehydration part is inverted external hollow frustum, the external hollow frustum medial surface or outside
At least one annular barb is provided with face.
Further, be arranged with hollow frustum built in multilayer inside the external hollow frustum successively, every layer it is described in be empty
At least one annular barb is provided with heart frustum medial surface or lateral surface.
Further, the air flow directing element includes inner cylinder, outer barrel and to the inclined cyclone blade in side, the outer sleeve
It is located on the outside of the inner cylinder, the inner cylinder is set on the outside of the dust removal component, in described cyclone blade one end and the outer barrel
Surface is fixedly connected, and the cyclone blade other end is fixedly connected with the interior tube outer surface, is led on the outside of the outer barrel with described
Chimney inner surface is fixedly connected.
Further, the dust removal component is that spray apertures are provided with water pipe, the water pipe, and the spray apertures are arranged on described
The top of demisting part.
Further, the logical chimney upper inner is arranged with inwardly protruded baffle ring, and the baffle ring is connected to the logical cigarette
The inner side of cylinder.
Further, the baffle ring bottom is provided with cylindricality guard, and the cylindricality guard is fixedly installed on the baffle ring bottom,
The cylindricality guard is set on the inner surface of the logical chimney.
The cyclone demisting dust arrester that the utility model is provided, including logical chimney, dust removal component and demisting part are described logical
Chimney is set in the demisting member outside, and the demisting part is set on the outside of the dust removal component, the logical chimney and institute
State demisting part to be fixedly connected, the demisting part is fixedly connected with the dust removal component.So, when flue gas is by leading to chimney
When, dust removal component is carried out during dust removal process, dust removal process, and demisting part also carries out demisting processing, and during demisting
By the vaporific hydrogenesis for carrying impurity into drops, it is thrown on logical chimney inwall, water droplet is stayed downwards along logical chimney inwall, leads to
The logical chimney of setting is crossed, flue gas can only allow flue gas to carry out dedusting demisting processing, effect by logical chimney by that could be discharged after logical chimney
Rate is more preferable.This have the advantage that in terms of existing technologies：Dedusting demisting efficiency is high, and water consumption is small.
Brief description of the drawings
Fig. 1 is cyclone demisting dust arrester overall structure diagram of the present utility model；
Fig. 2 is cyclone demisting dust arrester horizontal layout schematic diagram of the present utility model.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, baffle ring, 2, logical chimney, 3, spray apertures, 4, air flow directing element, 5, dehydration part, 6, charged particle emitter,
7th, dust removal component.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit scope of the present utility model.
As Figure 1-Figure 2, the cyclone demisting dust arrester that the utility model is provided, including logical chimney 2, dust removal component 7
With demisting part, the logical chimney 2 is set in the demisting member outside, and the demisting part is set in the dust removal component 7
Outside, the logical chimney 2 is fixedly connected with the demisting part, and the demisting part is fixedly connected with the dust removal component 7.This
Sample, when flue gas is by logical chimney 2, dust removal component 7 is carried out during dust removal process, dust removal process, and demisting part is also removed
Mist processing, and during demisting by carry impurity vaporific hydrogenesis into drops, be thrown on the logical inwall of chimney 2, water droplet
Stayed downwards along the logical inwall of chimney 2, by setting logical chimney 2, flue gas can only allow flue gas to pass through by that could be discharged after logical chimney 2
Cross logical chimney 2 and carry out dedusting demisting processing, efficiency is more preferable.This have the advantage that in terms of existing technologies：Dedusting demisting is imitated
Rate is high.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The demisting part includes air flow directing element 4 and dehydration part 5, the air flow directing element 4 and de-watering section
Part 5 is set in inside the logical chimney 2, and the air flow directing element 4 and dehydration part 5 are consolidated with the logical inner surface of chimney 2
Fixed connection, the dehydration part 5 is arranged on the top of air flow directing element 4.So, flue gas is when by logical chimney 2, because
Dehydration part 5 is arranged on the top of air flow directing element 4, and flue gas first passes through air flow directing element 4, and air flow directing element 4 makes flue gas
By rear formation rotation type air current, the contact with dust removal component 7 is on the one hand increased, on the other hand in demisting, in flue gas
Water smoke is after rotation, and condensation phenomenon can be occurred by closing on water smoke, condenses into water droplet, and water droplet can be thrown to logical in the flue gas of rotation
On the inwall of chimney 2, the water droplet led on the inwall of chimney 2 considerably increases demisting efficiency to flowing down.Further preferred technical scheme
It is：The demisting part is at least provided with two groups.So, at least two groups demisting parts are set, because the height of logical chimney 2 is come relatively
Say it is higher, typically only one group of demisting part when, demisting part is arranged on to the bottom of logical chimney 2 more, flue gas after
During logical 2 middle part of chimney, the rotation of flue gas relative can become slow, if setting at least two groups demisting parts, flue gas is by leading to cigarette
Rotary speed is ensure that during cylinder 2, to ensure demisting efficiency；Due to flue gas, direction is discharged all the way up, and demisting part can not
The water smoke or water droplet thrown away completely, so setting dehydration part 5, when flue gas is travelled upwardly, meeting on the top of air flow directing element 4
With the joint of dehydration part 5, water smoke or water droplet in flue gas can be hung on dehydration part 5, further carry out dewater treatment, effectively
Reduce the moisture in flue gas.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The demisting part also includes charged particle emitter 6, and the charged particle emitter 6 sets the air-flow
Between guiding parts 4 and dehydration part 5, the charged particle emitter 6 of demisting part described in two adjacent groups launches positive electrochondria respectively
Son and negative particles.So, during demisting, when flue gas by when, one group of lower section charged particle emitter 6 first launches one group
Water smoke in positive particles or negative particles, flue gas carries corresponding particle, when by second group of charged particle emitter 6,
This group of charged particle emitter 6 can launch the charged particle relative with upper level, and the water smoke of positively charged can be with electronegative water smoke
Condense, condense into water droplet, attracted each other by the particle for allowing water smoke to carry Different electrodes, water smoke is more effectively condensed,
Improve the operating efficiency of demister.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The dehydration part 5 is on inverted external hollow frustum, external hollow the frustum medial surface or lateral surface
It is provided with least one annular barb.So, due to dehydration part 5 be inverted external hollow frustum, when flue gas by when,
Will not large area stop that flue gas passes through, flue gas can be discharged along external hollow frustum outer surface and inner surface, because outside
It is empty on heart frustum inner surface or outer surface and is provided with least one annular barb, considerably increases external hollow frustum and flue gas
Contact area, more effectively carry out demisting dedusting.Further preferred technical scheme is：Inside the external hollow frustum according to
Secondary be arranged with hollow frustum built in multilayer, every layer of built-in hollow the frustum medial surface or lateral surface is provided with least one ring
Shape barb.So, it is empty outside inside heart frustum and is arranged with hollow frustum built in multilayer successively, further increase flue gas and dehydration
The contact area of part 5, improves demisting efficiency of dust collection.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The air flow directing element 4 includes inner cylinder, outer barrel and to the inclined cyclone blade in side, and the outer barrel is arranged
On the outside of the inner cylinder, the inner cylinder is set in the outside of dust removal component 7, described cyclone blade one end and the outer barrel
Surface is fixedly connected, and the cyclone blade other end is fixedly connected with the interior tube outer surface, is led on the outside of the outer barrel with described
The inner surface of chimney 2 is fixedly connected.So, flue gas is to entering between inner cylinder and outer barrel, due to setting oriented between inner cylinder and outer barrel
The inclined cyclone blade in side, can occur one direction rotation when flue gas passes through, to increase the contact with dust removal component 7, reach and remove
Dirt effect is more excellent.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：On the outside of the outer barrel at least two contiguous blocks, the contiguous block are provided between the inner surface of logical chimney 2
It is fixedly connected with the outer barrel and the logical chimney 2.So, it is provided with least between the inner surface of logical chimney 2 on the outside of outer barrel
Two contiguous blocks, outer barrel and logical chimney 2 are connected by contiguous block, because the presence of contiguous block can be produced between outer barrel and logical chimney 2
Raw certain gap, the centrifugal action of the rotated flue gas of water droplet after the processing of demisting part, water droplet is got rid of in logical chimney 2
On wall, because because the presence of contiguous block can produce certain gap between outer barrel and logical chimney 2, water droplet can prolong in logical chimney 2
Wall is stayed downwards.A certain position will not be accumulated in, it is to avoid the secondary droplets of flue gas.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The dust removal component 7 is that spray apertures 3 are provided with water pipe, the water pipe, and the spray apertures 3 are arranged on described
The top of demisting part.So, in dedusting, the water in water pipe is ejected by spray apertures 3, the water and flue gas ejected
Mixing, mixed flue gas is handled by the demisting of demisting part, and the water smoke in flue gas is handled；Dedusting is completed.
Cyclone demisting dust arrester of the present utility model, as Figure 1-Figure 2, on the basis of previously described technical scheme
On can also be：The upper inner of logical chimney 2 is arranged with inwardly protruded baffle ring 1, and the baffle ring 1 is connected to the logical chimney
2 inner side.So, inwardly protruded baffle ring 1 is arranged with the logical upper inner of chimney 2, because flue gas is in discharge process, although
Pass through demisting processing, but do not ensure that in flue gas will not secondary droplets water smoke or water droplet, so in the logical top of chimney 2
Side is arranged with inwardly protruded baffle ring 1, flue gas by when baffle ring 1 can again be contacted with flue gas so that moisture and gear in flue gas
Ring 1 is contacted, and is further removed water or demisting processing, reduces the content of moisture entrained in flue gas.Further preferably
Technical scheme be：The bottom of baffle ring 1 is provided with cylindricality guard, and the cylindricality guard is fixedly installed on the bottom of baffle ring 1,
The cylindricality guard is set on the inner surface of the logical chimney 2.So, in order to avoid the moisture at the position of baffle ring 1 is by flue gas
Carried again during discharge, cylindricality guard is provided with the bottom of baffle ring 1, moisture can prolong grid and trickle downwards, because water droplet is in grid
Upper trickling, grid has certain suction-operated to water droplet, it is to avoid water droplet is taken away by flue gas, is further ensured that water contained in flue gas
Divide few as far as possible.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modification, equivalent substitution and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (10)
1. a kind of cyclone demisting dust arrester, it is characterised in that：Including leading to chimney (2), dust removal component (7) and demisting part, institute
State logical chimney (2) and be set in the demisting member outside, the demisting part is set on the outside of the dust removal component (7), described
Logical chimney (2) is fixedly connected with the demisting part, and the demisting part is fixedly connected with the dust removal component (7).
2. cyclone demisting dust arrester according to claim 1, it is characterised in that：The demisting part is oriented to including air-flow
Part (4) and dehydration part (5), the air flow directing element (4) and dehydration part (5) are set in the logical chimney (2)
Portion, the air flow directing element (4) and dehydration part (5) are fixedly connected with logical chimney (2) inner surface, the dehydration part
(5) it is arranged on the air flow directing element (4) top.
3. cyclone demisting dust arrester according to claim 2, it is characterised in that：The demisting part is at least provided with two
Group.
4. cyclone demisting dust arrester according to claim 3, it is characterised in that：The demisting part also includes band electrochondria
Sub- transmitter (6), the charged particle emitter (6) is set between the air flow directing element (4) and dehydration part (5), phase
The charged particle emitter (6) of demisting part launches positive particles and negative particles respectively described in adjacent two groups.
5. cyclone demisting dust arrester according to claim 2, it is characterised in that：The dehydration part (5) is inverted
At least one annular barb is provided with external hollow frustum, external hollow the frustum medial surface or lateral surface.
6. cyclone demisting dust arrester according to claim 5, it is characterised in that：Inside the external hollow frustum successively
It is arranged with hollow frustum built in multilayer, every layer of built-in hollow the frustum medial surface or lateral surface and is provided with least one annular
Barb.
7. cyclone demisting dust arrester according to claim 2, it is characterised in that：The air flow directing element (4) includes
Inner cylinder, outer barrel and to the inclined cyclone blade in side, the outer barrel are set on the outside of the inner cylinder, and the inner cylinder is set in described
On the outside of dust removal component (7), described cyclone blade one end is fixedly connected with the outer tube inner surface, the cyclone blade other end and
The interior tube outer surface is fixedly connected, and is fixedly connected on the outside of the outer barrel with logical chimney (2) inner surface.
8. the cyclone demisting dust arrester according to claim 1-7 any one, it is characterised in that：The dust removal component
(7) it is water pipe, is provided with spray apertures (3) on the water pipe, the spray apertures (3) are arranged on the top of the demisting part.
9. the cyclone demisting dust arrester according to claim 1-7 any one, it is characterised in that：The logical chimney (2)
Upper inner is arranged with inwardly protruded baffle ring (1), and the baffle ring (1) is connected to the inner side of the logical chimney (2).
10. cyclone demisting dust arrester according to claim 9, it is characterised in that：Baffle ring (1) bottom is provided with post
Shape guard, the cylindricality guard is fixedly installed on the baffle ring (1) bottom, and the cylindricality guard is set in the logical chimney (2)
Inner surface on.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200586.5U CN206560731U (en) | 2017-03-03 | 2017-03-03 | A kind of cyclone demisting dust arrester |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720200586.5U CN206560731U (en) | 2017-03-03 | 2017-03-03 | A kind of cyclone demisting dust arrester |
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| CN206560731U true CN206560731U (en) | 2017-10-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823578A (en) * | 2017-03-03 | 2017-06-13 | 北京朗净时代环境科技有限公司 | A kind of cyclone demisting dust arrester |
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2017
- 2017-03-03 CN CN201720200586.5U patent/CN206560731U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106823578A (en) * | 2017-03-03 | 2017-06-13 | 北京朗净时代环境科技有限公司 | A kind of cyclone demisting dust arrester |
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