CN107321105A - A kind of high efficiency demister - Google Patents
A kind of high efficiency demister Download PDFInfo
- Publication number
- CN107321105A CN107321105A CN201710534482.2A CN201710534482A CN107321105A CN 107321105 A CN107321105 A CN 107321105A CN 201710534482 A CN201710534482 A CN 201710534482A CN 107321105 A CN107321105 A CN 107321105A
- Authority
- CN
- China
- Prior art keywords
- demister
- support unit
- blade
- high efficiency
- silk screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D50/00—Combinations of methods or devices for separating particles from gases or vapours
- B01D50/40—Combinations of devices covered by groups B01D45/00 and B01D47/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2247/00—Details relating to the separation of dispersed particles from gases, air or vapours by liquid as separating agent
- B01D2247/10—Means for removing the washing fluid dispersed in the gas or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
Abstract
The invention discloses a kind of high efficiency demister, it includes the first support unit, the second support unit, demister blade and demisting silk screen, the top of demister blade and the first support unit detachable connection, the bottom of demister blade and the second support unit detachable connection, demisting silk screen is respectively arranged on the first support unit and the second support unit, and demister blade is respectively perpendicular to the plane residing for demisting silk screen.Therefore, compared with prior art, the present invention has the advantages that demisting efficiency height and except fog effect is good.
Description
Technical field
The present invention relates to flue gas desulfurization device, and in particular to a kind of high efficiency demister.
Background technology
China is coal production country maximum in the world, is also consumption of coal big country, needs substantial amounts of coal to use every year
In generating, the atmosphere pollution that coal is produced brings serious influence to environment.Wet Flue Gas Desulfurization Technology is coal-burning power plant
One of technology of most extensive dusty gas control used, but the flue gas in processed gas carries substantial amounts of slurry drop, because
This desulfurizer mist eliminator is a most important equipment in whole wet desulfurization system.
It is a variety of that existing demister can be divided into baffle plate type, circular pipe type, screen type etc. by architectural feature, wherein, baffle plate type,
The demister of several forms such as circular pipe type is usually used in trapping drop of the particle diameter more than 10 microns, for the liquid less than 10 microns
Drop, it is necessary to flow down, and screen type is conventional again when some droplets stayed on wooden partition or tube wall slowly accumulate big drop
In more than 5 microns even more than 3 microns of drop of trapping, but screen type demister can not tackle the too fast flue gas demisting work of flow velocity
Make, therefore, existing demister has the problem of demisting efficiency is low.Therefore, it is necessary to propose that a kind of new technical scheme is come
Solve these problems.
The content of the invention
The present invention proposes a kind of high efficiency demister, and the demisting efficiency that solution prior art is present is low and except fog effect is not good
The problem of.
To achieve these goals, the technical proposal of the invention is realized in this way：A kind of high efficiency demister, including first
Support unit, the second support unit, demister blade and demisting silk screen, the top of the demister blade with described first
Unit detachable connection, the bottom of the demister blade and the second support unit detachable connection are supportted, it is described to remove
Mist silk screen is respectively arranged on first support unit and the second support unit, and the demister blade is respectively perpendicular to described remove
Plane residing for mist silk screen.
It is preferred that, first support unit and the second support unit include two support bars being oppositely arranged respectively.
It is preferred that, the top and bottom of the demister blade are offered for being stuck in lacking on the support bar respectively
Mouthful, the groove coordinated with the breach is offered on the support bar.
It is preferred that, in addition to fastener, one end of the fastener offers the neck being caught in for the demister blade,
The other end of the fastener has clamping part, and the clamping part is connected with the support bar.
It is preferred that, the clamping part is made by elastomeric material.
It is preferred that, the width of the neck is less than the thickness of the demister blade, and the neck is that elastomeric material is made.
Compared with prior art, present invention tool has the advantage that：
In high efficiency demister proposed by the present invention, the top of demister blade and the first support unit detachable connection,
Its bottom and the second support unit detachable connection, and demisting silk screen is respectively arranged on the first support unit and the second support unit
On, and demister blade is respectively perpendicular to the plane residing for demisting silk screen.During flue gas flows from the bottom to top, flue gas is first
With the demisting mesh contacts on the second support unit, the drop that more than 5 microns even more than 3 microns of the part contained in flue gas is viscous
On the surface for being attached to demisting silk screen, crude separation is completed, flue gas continues to rise, then with demister blade contact, most of drop
Stick on demister blade, complete further separation, flue gas is further continued for rising, connect with the demisting silk screen on the first support unit
Touch, the drop separation remained in flue gas is come out, even if the flow velocity of flue gas is too fast, so that being generated between demister blade
Demisting silk screen above the phenomenon of " two sub-band water ", demister blade also can guarantee that separates drop from flue gas.Therefore,
Compared with prior art, the present invention has the advantages that demisting efficiency height and except fog effect is good.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of one embodiment of the invention；
Fig. 2 is the structural representation of further embodiment of this invention；
Fig. 3 is the structural representation of fastener 6 in Fig. 2.
In figure：The support units of 1- first, the support units of 2- second, 3- demister blades, 4- demisting silk screens, 5- support bars,
6- fasteners, 31- breach, 51- grooves, 61- necks, 62- clamping parts.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not paid
Embodiment, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of high efficiency demister proposed by the present invention, including the first support unit 1, the second support unit 2,
Demister blade 3 and demisting silk screen 4, the top of demister blade 3 and the detachable connection of the first support unit 1, demister
The bottom of blade 3 and the detachable connection of the second support unit 2, demisting silk screen 4 are respectively arranged on the first support unit 1 and second
Support on unit 2, demister blade 3 is respectively perpendicular to the plane residing for demisting silk screen 4.
During flue gas flows from the bottom to top, flue gas is first contacted with the demisting silk screen 4 on the second support unit 2, cigarette
The drop that more than 5 microns even more than 3 microns of the part contained in gas is sticked on the surface of demisting silk screen 4, demisting silk screen 4
The gravitational settling of the further diffusion of drop and drop on surface, the drop for making droplet formation larger in itself is flow to along filament
At its intertexture, due to the capillarity of the wettable of filament, the surface tension of liquid and filament so that drop is increasingly
Greatly, until the gravity of itself exceedes buoyancy and when the making a concerted effort of surface tension of liquid that gas rises, just it is separated and falls, so
Crude separation is completed, flue gas continues to rise, then contacted with demister blade 3, most of drop is sticked on demister blade 3,
Drop gradually accumulates big drop or moisture film on demister blade 3, until the gravity of itself exceed gas rise buoyancy and
It when making a concerted effort of surface tension of liquid, will fall, so complete further separation, flue gas is further continued for rising, single with the first support
Demisting silk screen 4 in member 1 is contacted, and the drop remained in flue gas is equally separated, even if the flow velocity of flue gas is too fast, so that
The phenomenon of " two sub-band water " is generated between demister blade 3, the demisting silk screen 4 of the top of demister blade 3 also can guarantee that liquid
Drop is separated from flue gas.
As shown in figure 1, in the present embodiment, the first support unit 1 and the second support unit 2 include two and are oppositely arranged respectively
Support bar 5.The two ends of demisting silk screen 4 are so facilitated to be wound on two support bars 5, and demister blade 3 and support bar 5 are detachable
Connection.
As shown in figure 1, demister blade 3 and the mode of the detachable connection of support bar 5 have a variety of, in the present embodiment, remove
The top and bottom of day with fog blade 3 offer and offer and lack on the breach 31 for being stuck on support bar 5, support bar 5 respectively
The shape of the grooves 51 that mouth 31 coordinates, breach 31 and groove 51 is determined that the section of support bar 5 is circle by the shape of support bar 5
, the cross section profile of groove 51 is just circular arc, and the edge of breach 31 is just caught in the groove 51 of circular arc.
As shown in Figures 2 and 3, as another embodiment of the present invention, demister blade 3 and the detachable company of support bar 5
Another selection of the mode connect, the present embodiment also includes fastener 6, and one end of fastener 6 is offered blocks for demister blade 3
The neck 61 entered, the other end of fastener 6 has clamping part 62, and clamping part 62 is connected with support bar 5.
Shown as shown in Figures 2 and 3, clamping part 62 is made by elastomeric material.Clamping part 62 will be supported by elastic force
Bar 5 is clamped, and so facilitates the later stage to dismantle and install.
Shown as shown in Figures 2 and 3, the width of neck 61 is less than the thickness of demister blade 3, and neck 61 is elastomeric material
It is made.Neck 61 is to be blocked demister blade 3 by elastic force, so facilitates the later stage to dismantle and install.
These are only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.
Claims (6)
1. a kind of high efficiency demister, it is characterised in that including the first support unit (1), the second support unit (2), demister leaf
Piece (3) and demisting silk screen (4), top and the detachable company of first support unit (1) of the demister blade (3)
Connect, the bottom of the demister blade (3) and the second support unit (2) detachable connection, the demisting silk screen (4) point
She Yu not be on first support unit (1) and the second support unit (2), the demister blade (3) is respectively perpendicular to described
Plane residing for demisting silk screen (4).
2. high efficiency demister according to claim 1, it is characterised in that：First support unit (1) and the second support
Unit (2) includes two support bars being oppositely arranged (5) respectively.
3. high efficiency demister according to claim 2, it is characterised in that：The top and bottom of the demister blade (3)
Offer and offered and the breach on the breach (31) for being stuck on the support bar (5), the support bar (5) respectively
(31) groove (51) coordinated.
4. high efficiency demister according to claim 2, it is characterised in that：Also include fastener (6), the fastener (6)
One end offer the neck (61) being caught in for the demister blade (3), the other end of the fastener (6) has clamping part
(62), the clamping part (62) is connected with the support bar (5).
5. high efficiency demister according to claim 4, it is characterised in that：The clamping part (62) is made by elastomeric material.
6. the high efficiency demister according to claim 4 or 5, it is characterised in that：The width of the neck (61) is less than described
The thickness of demister blade (3), the neck (61) is that elastomeric material is made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534482.2A CN107321105A (en) | 2017-07-03 | 2017-07-03 | A kind of high efficiency demister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710534482.2A CN107321105A (en) | 2017-07-03 | 2017-07-03 | A kind of high efficiency demister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107321105A true CN107321105A (en) | 2017-11-07 |
Family
ID=60198700
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710534482.2A Pending CN107321105A (en) | 2017-07-03 | 2017-07-03 | A kind of high efficiency demister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107321105A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD293501A5 (en) * | 1990-04-09 | 1991-09-05 | Veb Maschinenfabrik Halle,De | DEVICE FOR DISPERSING WATER DROPS FROM THE MOISTURIZED AIRFLOW OF AN AIR-CONDITIONING SYSTEM |
| CN2907840Y (en) * | 2005-11-29 | 2007-06-06 | 刘少光 | Environmental protection desulfure defroster |
| CN102861491A (en) * | 2012-09-05 | 2013-01-09 | 南通华鑫传质设备科技有限公司 | Efficient anti-blocking demister |
| CN204469402U (en) * | 2015-01-17 | 2015-07-15 | 宏电建设集团有限公司 | A kind of combined defroster |
| CN205995157U (en) * | 2016-08-10 | 2017-03-08 | 江苏恒昌环境工程有限公司 | Less scaling demister |
| CN206252935U (en) * | 2016-11-16 | 2017-06-16 | 无锡宝宏船舶机械有限公司 | Rainwater separator |
-
2017
- 2017-07-03 CN CN201710534482.2A patent/CN107321105A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD293501A5 (en) * | 1990-04-09 | 1991-09-05 | Veb Maschinenfabrik Halle,De | DEVICE FOR DISPERSING WATER DROPS FROM THE MOISTURIZED AIRFLOW OF AN AIR-CONDITIONING SYSTEM |
| CN2907840Y (en) * | 2005-11-29 | 2007-06-06 | 刘少光 | Environmental protection desulfure defroster |
| CN102861491A (en) * | 2012-09-05 | 2013-01-09 | 南通华鑫传质设备科技有限公司 | Efficient anti-blocking demister |
| CN204469402U (en) * | 2015-01-17 | 2015-07-15 | 宏电建设集团有限公司 | A kind of combined defroster |
| CN205995157U (en) * | 2016-08-10 | 2017-03-08 | 江苏恒昌环境工程有限公司 | Less scaling demister |
| CN206252935U (en) * | 2016-11-16 | 2017-06-16 | 无锡宝宏船舶机械有限公司 | Rainwater separator |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20171107 |
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| RJ01 | Rejection of invention patent application after publication |