CN206508744U - A kind of centrifugal full load water film dedusting demister for desulfurization - Google Patents
A kind of centrifugal full load water film dedusting demister for desulfurization Download PDFInfo
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- CN206508744U CN206508744U CN201720176796.5U CN201720176796U CN206508744U CN 206508744 U CN206508744 U CN 206508744U CN 201720176796 U CN201720176796 U CN 201720176796U CN 206508744 U CN206508744 U CN 206508744U
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- desulfurization
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Abstract
The utility model discloses a kind of centrifugal full load water film dedusting demister for desulfurization, including cylinder, some bottom swirl-flow devices are provided with the top of the bottom smoke inlet of the cylinder, the Venturi tube of vertical direction is provided with the top of the bottom swirl-flow devices, some top swirl-flow devices are provided with the top of the Venturi tube；The bottom swirl-flow devices and top swirl-flow devices are constituted by some spiral-plate leafs and terminal pad, and the spiral-plate leaf is arranged in terminal pad according to certain spacing and angle of inclination；Offline cutoff device is provided with the bottom of the cylinder, the offline cutoff device includes baffles, rotating shaft and rocking handle.The utility model is simple in construction, and electric energy supply is not needed during operation, can replace electrostatic precipitation technology, and be suitable for the service conditions of various loads by regulation；In addition, cylinder is made with swirl-flow devices of high molecule plastic, with higher wearability and corrosion resistance.
Description
Technical field
The utility model is related to a kind of Refining Equipmeut for Desulfuration in Gas, more particularly to a kind of centrifugal full load for desulfurization
Water film dedusting demister.
Background technology
The flue dust and sulfur dioxide discharged in industrial production is one of maximum pollution sources in air, current flue gas desulfurization
The contact of dust separation technology mainly using flue gas with liquid, removes dust and pernicious gas and reaches clean-up effect.Or make
The process for being ionized dusty gas by high voltage electric field with electric dust collector, makes grit attach electric charge, in the work of electric field force
Grit is deposited on dust arrester under, grit is separated from dusty gas, the effect of electrostatic precipitation technology is preferable, but electricity
It can consume excessive.
In addition, the desulfation dust-extraction device made in the prior art using stainless steel material, cost is higher, it is in for a long time in cigarette
Easily there is etching problem in dust and gas body；Also there is part dust-removing desulfurating apparatus to be made using marble in the prior art, although to reduce
Etching problem, but cost is high, and equipment is heavy, installs complicated, and desulfurization and dedusting effect is undesirable.
Utility model content
In order to make up the deficiencies in the prior art, the utility model provides a kind of centrifugal full load moisture film for desulfurization
Dedusting demister, to solve problems of the prior art.
The utility model is achieved by the following technical solution：
A kind of centrifugal full load water film dedusting demister for desulfurization, including cylinder, set in the bottom of the cylinder
There is smoke inlet, be provided with some bottom swirl-flow devices in the top of the smoke inlet, be provided with the top of the bottom swirl-flow devices
The Venturi tube of vertical direction, some top swirl-flow devices are provided with the top of the Venturi tube；The bottom swirl-flow devices
Constituted with top swirl-flow devices by some spiral-plate leafs and terminal pad, the spiral-plate leaf is according to certain spacing and inclines
Rake angle is arranged in terminal pad；The bottom of the cylinder be provided with offline cutoff device, the offline cutoff device include every
Baffle plate, rotating shaft and rocking handle, the two ends of the rotating shaft are arranged on the inwall of cylinder, and the baffles are fixed in rotating shaft, described
Rocking handle is arranged on the outer wall of cylinder, and is connected with rotating shaft.
Further optimally, the cylinder, bottom swirl-flow devices and top swirl-flow devices are made of high molecule plastic.
Further optimally, the height of the cylinder is 2 meters -3 meters.
Further optimally, the internal diameter of the cylinder is 300-350 millimeters.
Further optimally, the inclination angle of the spiral-plate leaf and horizontal plane is 30 degree -45 degree.
Further optimally, shower nozzle is provided with the top of the cylinder, water supply installation, institute is provided with the outside of the cylinder
Shower nozzle is stated with water supply installation to be connected.
Further optimally, the terminal pad is shaped as regular hexagon.
The beneficial effects of the utility model are：This dedusting demister is simple in construction, and maintenance cost is relatively low, need not during operation
Electric energy is supplied, and can be replaced electrostatic precipitation technology, be saved power consumption；The operation that various load desulfurization work is suitable for by regulation
Condition；In addition, cylinder is made with swirl-flow devices of high molecule plastic, can with higher wearability and corrosion resistance
Reduce and change number of times, so that the economic benefit of enterprise is improved, suitable for wide popularization and application.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model side.
Fig. 2 is the perspective structure schematic diagram of the utility model side.
Fig. 3 is the structural representation of shower nozzle and water supply installation in the utility model.
Fig. 4 is the structural representation of swirl-flow devices in the utility model.
In figure, 1, cylinder；11st, smoke inlet；21st, bottom swirl-flow devices；22nd, top swirl-flow devices；23rd, spiral-plate leaf；
24th, terminal pad；3rd, Venturi tube；4th, shower nozzle；41st, water supply installation；5th, offline cutoff device；51st, baffles；52nd, rotating shaft；53、
Rocking handle.
Embodiment
For the technical characterstic for illustrating this programme can be understood, below by embodiment, and its accompanying drawing is combined, to this reality
It is described in detail with new.
As shown in Fig. 1-Fig. 4, present embodiment discloses a kind of centrifugal full load water film dedusting demisting for desulfurization
Device, including cylinder 1, the flue dust discharged in smoke inlet 11, industrial production is provided with the bottom of the cylinder 1 and is entered by smoke inlet 11
Enter in cylinder 1；Some bottom swirl-flow devices 21 are provided with the top of the smoke inlet 11, in the upper of the bottom swirl-flow devices 21
Side is provided with the Venturi tube 3 of vertical direction, and some top swirl-flow devices 22 are provided with the top of the Venturi tube 3；Under described
Portion's swirl-flow devices 21 and top swirl-flow devices 22 are constituted by some spiral-plate leafs 23 and terminal pad 24, the spiral-plate leaf
23 are arranged in terminal pad 24 according to certain spacing and angle of inclination.
Flue gas is entered in cylinder 1 by smoke inlet 11, in uphill process, first passes around bottom swirl-flow devices 21, in rotation
The effect of centrifugal force is produced in the presence of stream plate leaf piece group, flue gas changes its flow direction and produces rotation, and then makes in flue gas
Comprising sulfur dioxide and grit get rid of on the inwall of cylinder 1, by the sulfur dioxide in flue gas and grit preliminary purification, tentatively
The moisture in flue gas after purification produces moisture film on the inwall of cylinder 1, flue dust under the influence of centrifugal force with the inwall of cylinder 1
Moisture film is contacted, and the sulfur dioxide and grit that adhere on the inwall of cylinder 1 is flowed to the bottom of cylinder 1 from top to bottom along moisture film
Portion.Flue gas continues to ascend into Venturi tube 3 after bottom swirl-flow devices 21, by Venturi tube 3, can play acceleration
The effect of flow of flue gas, makes the collision and cohesion that fierceness occurs between the grit in flue gas and water droplet, then with higher flow velocity
Flowed out from Venturi tube 3.
After the preliminary purification of bottom swirl-flow devices 21, contained grit and drop can become more thin in flue gas
It is small.Flue gas continuously rises to top swirl-flow devices 22, passes through successively top eddy flow after the rectification by Venturi tube 3 accelerates
The centrifugal action of swirl vane group in device 22, grit and water droplet are thrown on the inwall of cylinder 1, and the moisture in flue gas is in cylinder
Moisture film is formed on 1 inwall, sulfur dioxide and grit can flow to the bottom of cylinder 1 from top to bottom along moisture film, make in flue gas
The concentration of grit is further reduced.Flue gas after whole swirl-flow devices, that is, is completing the process of whole dedusting demisting.
Offline cutoff device 5 is provided with the bottom of the cylinder 1, the offline cutoff device 5 includes baffles 51, rotating shaft
52 and rocking handle 53, the two ends of the rotating shaft 52 are arranged on the inwall of cylinder 1, and the baffles 51 are fixed in rotating shaft 52, institute
Rocking handle 53 is stated on the outer wall of cylinder 1, and is connected with rotating shaft 52.When carrying out desulfurization work, by adjusting rocking handle 53,
Make baffles 51 perpendicular to horizontal direction, now, the smoke inlet 11 of the bottom of cylinder 1 is in open mode, flue gas is entered
The inside of cylinder 1, so as to carry out desulfurization filtering；When regulation rocking handle 53, when being consistent baffles 51 and horizontal direction, cylinder
The smoke inlet 11 of 1 bottom is closed, and whole dedusting demister is in offline off state.
When the exhaust gas volumn discharged in production is more, the load of desulfurization work is larger, now, is adjusted by rotating rocking handle 53
Baffles 51, can make each dedusting demister be in the working condition opened；When the exhaust gas volumn discharged in production is less,
The load of desulfurization work is smaller, adjusts baffles 51 by rotating rocking handle 53, can close the dedusting demister of part, make its equal
In the working condition turned off offline.
As a preferred embodiment, the inclination angle of the spiral-plate leaf 23 and horizontal plane for 30 degree -45 degree, energy
Enough increase flue gas passes through the centrifugal action produced during spiral-plate leaf group, and then accelerates the effect of dedusting demisting.
As a preferred embodiment, the cylinder 1, bottom swirl-flow devices 21 and top swirl-flow devices 22 are used
High molecule plastic is made.High polymer material has stronger wear-resisting and corrosion-resistant function, adds desulfurization and dedusting demister
Service life, reduces the workload to plant maintenance.
As a preferred embodiment, the height of the cylinder 1 is 2 meters -3 meters, the internal diameter of the cylinder 1 is
300-350 millimeters, make this dedusting demister that there is less volume, a number of present apparatus can be placed when using
In desulfurizing tower, according to the size of the fume amount of desulfurization and the size of desulfurizing tower, the placement quantity of the flexible arrangement present apparatus.
As a preferred embodiment, being provided with shower nozzle 4 on the top of the cylinder 1, set in the outside of the cylinder 1
There is water supply installation 41, the shower nozzle 4 is connected with water supply installation 41.Completed using this equipment after dedusting demisting, have part dirt
Clear water is transported to shower nozzle 4, and sprayed from shower nozzle 4 to cylinder 1 by grain absorption on the inwall of cylinder 1 by water supply installation 41
Inwall on, flow down inwall of the clear water along cylinder 1, grit of the absorption on the inwall of cylinder 1 can be cleared up.
As a preferred embodiment, the terminal pad 24 is shaped as regular hexagon, make the external diameter of terminal pad 24
Certain gap is formed between the inwall of cylinder 1, facilitates inwall of the grit in flue gas along cylinder 1 in the presence of moisture film
Flow down.
Application method of the present utility model is as follows：According to the requirement of the size of desulfurizing tower and saparated sulfer ash amount, choose not
The utility model of same quantity, is placed on the top inside desulfurizing tower, and slurry pool is set in the lower section of desulfurizing tower.Industrial production
The flue dust of middle discharge enters in desulfurizing tower, from bottom to top into this dedusting demister, by the acceleration of Venturi tube,
And the centrifugal action of swirl-flow devices, the moisture in flue dust is thrown on the inwall of equipment barrel, formed in moisture film, flue gas
Grit flow to the bottom of this equipment barrel from top to bottom with moisture film, and falls into the slurry pool of desulfurizing tower bottom, in slurries
The collection to liquid and fine grit is completed in pond, the grit reacts in slurry pool, precipitated, carried out by the liquid in pond
Desulfurization, whole process does not produce secondary pollution.During use, can according in production removed flue gas number, it is and de-
The size of sulphur live load, by adjusting offline cutoff device, is turned on and off the dedusting demister of part, various negative to adapt to
The service condition of lotus.
To sum up, the utility model is simple in construction, and maintenance cost is relatively low, and electric energy supply is not needed during operation, can replace electricity
Dedusting technology, saves power consumption；And the service condition of various loads is suitable for by regulation；In addition, cylinder is filled with eddy flow
Put and be made of high molecule plastic, with higher wearability and corrosion resistance, replacing number of times can be reduced, so as to improve enterprise
The economic benefit of industry.
Above example is only unrestricted to illustrate the technical solution of the utility model, although with reference to preferred embodiment pair
The utility model is described in detail, it will be understood by those within the art that, can be to technology of the present utility model
Scheme is modified or equivalent substitution, and without departing from the objective and scope of technical solutions of the utility model, it all should cover
Among right of the present utility model.
Claims (7)
1. a kind of centrifugal full load water film dedusting demister for desulfurization, including cylinder (1), it is characterised in that：Described
The bottom of cylinder (1) is provided with smoke inlet (11), and some bottom swirl-flow devices (21) are provided with the top of the smoke inlet (11),
The top of the bottom swirl-flow devices (21) is provided with the Venturi tube (3) of vertical direction, is set above the Venturi tube (3)
There are some top swirl-flow devices (22)；The bottom swirl-flow devices (21) and top swirl-flow devices (22) are by some eddy flow plate leafs
Piece (23) and terminal pad (24) composition, the spiral-plate leaf (23) are arranged on terminal pad according to certain spacing and angle of inclination
(24) on；Offline cutoff device (5) is provided with the bottom of the cylinder (1), the offline cutoff device (5) includes baffles
(51), rotating shaft (52) and rocking handle (53), the two ends of the rotating shaft (52) are arranged on the inwall of cylinder (1), the baffles
(51) it is fixed in rotating shaft (52), the rocking handle (53) is arranged on the outer wall of cylinder (1), and is connected with rotating shaft (52).
2. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：It is described
Cylinder (1), bottom swirl-flow devices (21) and top swirl-flow devices (22) are made of high molecule plastic.
3. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：It is described
The height of cylinder (1) is 2 meters -3 meters.
4. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：It is described
The internal diameter of cylinder (1) is 300-350 millimeters.
5. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：It is described
The inclination angle of spiral-plate leaf (23) and horizontal plane is 30 degree -45 degree.
6. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：Institute
State cylinder (1) top be provided with shower nozzle (4), the outside of the cylinder (1) be provided with water supply installation (41), the shower nozzle (4) with
Water supply installation (41) is connected.
7. the centrifugal full load water film dedusting demister according to claim 1 for desulfurization, it is characterised in that：It is described
Terminal pad (24) is shaped as regular hexagon.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720176796.5U CN206508744U (en) | 2017-02-27 | 2017-02-27 | A kind of centrifugal full load water film dedusting demister for desulfurization |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720176796.5U CN206508744U (en) | 2017-02-27 | 2017-02-27 | A kind of centrifugal full load water film dedusting demister for desulfurization |
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| CN206508744U true CN206508744U (en) | 2017-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107952292A (en) * | 2017-10-17 | 2018-04-24 | 上海交通大学 | A kind of efficient demisting coalescer of flux adjustable venturi-eddy flow coupled mode |
-
2017
- 2017-02-27 CN CN201720176796.5U patent/CN206508744U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107952292A (en) * | 2017-10-17 | 2018-04-24 | 上海交通大学 | A kind of efficient demisting coalescer of flux adjustable venturi-eddy flow coupled mode |
| CN107952292B (en) * | 2017-10-17 | 2020-06-19 | 上海交通大学 | Flux-adjustable Venturi-cyclone coupling type efficient demisting condenser |
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