CN203139855U - Wind power cyclone dust collecting and condensing device - Google Patents
Wind power cyclone dust collecting and condensing device Download PDFInfo
- Publication number
- CN203139855U CN203139855U CN 201320074181 CN201320074181U CN203139855U CN 203139855 U CN203139855 U CN 203139855U CN 201320074181 CN201320074181 CN 201320074181 CN 201320074181 U CN201320074181 U CN 201320074181U CN 203139855 U CN203139855 U CN 203139855U
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- gas
- slit
- cylinder section
- housing
- dust
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- 239000000428 dust Substances 0.000 title claims abstract description 70
- 238000009833 condensation Methods 0.000 claims abstract description 21
- 230000005494 condensation Effects 0.000 claims abstract description 21
- 230000005540 biological transmission Effects 0.000 claims description 3
- 230000001737 promoting effect Effects 0.000 claims description 3
- 238000001035 drying Methods 0.000 abstract description 12
- 239000002245 particle Substances 0.000 abstract description 9
- 239000003595 mist Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 239000004071 soot Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 239000000706 filtrate Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002950 deficient Effects 0.000 description 2
- 238000005243 fluidization Methods 0.000 description 2
- 238000011010 flushing procedure Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000012717 electrostatic precipitator Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Abstract
The utility model relates to a wind power cyclone dust collecting and condensing device which comprises an eddy current separator, a cyclone separator and a condensation purifier, wherein a tail gas inlet and a distributing hole are formed in the edge of a shell of the cyclone separator, a primary dust collecting gas outlet is formed in the upper end of the shell, a distributing gas inlet is formed in the side wall of a housing of the cyclone separator, a secondary dust collecting gas outlet is formed in the top of the housing of the cyclone separator, a dust outlet is formed in the bottom of the housing of the cyclone separator, the distributing hole is connected to the distributing gas inlet, the primary dust collecting gas outlet and the secondary dust collecting gas outlet are respectively connected to a dust collecting gas inlet of the condensation purifier, and purified gas is led out from an outlet of the condensation purifier. When used together with a vibration fluidifying and mixing drying device in a drying system, the wind power cyclone dust collecting and condensing device can not be limited by tail gas temperature and viscosity and can efficiently recycle dust with different particle sizes and avoid the dust pollution, and the tail gas is recycled in the drying system.
Description
Technical field
The utility model relates to material drying system, relates in particular to a kind of wind-force eddy flow control of dust condensing unit.
Background technology
In material (mainly being coal) drying system, tail gas gather dust and condensation is important link, its ability of gathering dust and efficient influence directly that the drying system air-flow is unimpeded, dust collection effect and safe and reliable operation.Cyclone dust collectors commonly used exist the little dust efficient of recovery particle diameter lower, the defective that tail gas pollution is bigger; Sack cleaner exists the scope of application to be subjected to the defective of filtrate temperature restriction, and general filtrate temperature requirement is below 200 ℃, and is not suitable for the big bibulous dust of stickiness, dewfall easily takes place and stop up filtrate; Wet scrubber exists and can not obtain dry products and equipment is perishable, may cause the shortcoming of the secondary pollution of water; Electrostatic precipitator exists that once investment is high, the steel consumption amount is big, to dust than shortcomings such as sensitivities.
The utility model content
In view of this, the purpose of this utility model is to provide a kind of efficiency of dust collection height, wind-force eddy flow control of dust condensing unit that adaptability is good.
For achieving the above object, the utility model is by the following technical solutions:
A kind of wind-force eddy flow control of dust condensing unit, described device comprises whirlpool separator, cyclone separator and condensation purifier, and the shell rim of described whirlpool separator is provided with gas inlet and diffluence pass, and the upper end of described housing is provided with the outlet of primary dust removing gas; The sidewall of the shell of described cyclone separator is provided with branch gas entrance, and the top is provided with the outlet of two-stage dust removal gas, and the bottom is provided with dust export; Described diffluence pass is connected to described minute gas entrance, and being used for to have the shunting pneumatic transmission of dust to go into described cyclone separator to isolate two-stage dust removal gas from the concentrated of described whirlpool separator; Described primary dust removing gas outlet and the outlet of two-stage dust removal gas are connected to the dedusting gas entrance of described condensation purifier respectively, and purified gas is drawn by the outlet of described condensation purifier.
Preferably, described whirlpool separator comprises housing and fixed blade, described housing tangentially is provided with gas inlet and diffluence pass, the upper end of described housing is provided with the outlet of primary dust removing gas, described fixed blade is installed in the housing, form the first passage of annular, be used for promoting that tail gas forms vortex in housing; Form second channel between described fixed blade and the described housing.
Preferably, described cyclone separator also comprises inner casing, the gas entrance tangentially arranged along shell in wherein said minute, spacing between described shell and the inner casing vertically remains unchanged, described shell is circumferentially with first planar section and second planar section along it, described first planar section and second planar section and inner casing between the minimum place of spacing form first slit and second slit, thereby between described first slit and second slit, form collecting region, described collecting region lower end is provided with the opening that is communicated with collecting region and dust export, and described inner casing is provided with the first vertical slit and second slit in first slit respectively with place, second slit.
Preferably, described condensation purifier comprises the clarifier cylindrical shell, and described clarifier cylindrical shell comprises first cylinder section, second cylinder section and the 3rd cylinder section.Described second cylinder section is truncated cone-shaped, the end that its diameter is little is connected to first cylinder section, the end that its diameter is big is connected to the 3rd cylinder section, the close dedusting gas porch of described first cylinder section is provided with atomizer along the circumference of cylindrical shell, described first cylinder section is provided with filter near the second cylinder section place, is provided with shower nozzle near the filter place between described atomizer and the filter.
Preferably, the radian of inner casing is the 60-120 degree between described first slit and second slit, is preferably the 70-100 degree.
Preferably, described fixed blade and angle radially are the 10-30 degree.
Preferably, the cross-sectional sizes of described diffluence pass is the 1/10-1/5 of described gas inlet cross-sectional sizes.
Adopt wind-force eddy flow control of dust condensing unit of the present utility model, at semi-closure in lazy formula vibration fluidization drying system, with vibratory liquefaction mixed flow drying matched with devices, realizing not limited under the prerequisite by exhaust temperature and stickiness, high efficiency reclaims the dust of big small particle diameter, avoid dust pollution, make tail gas obtain recycling at drying system.
Description of drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the schematic cross section of whirlpool separator among Fig. 1;
Fig. 3 is the schematic cross section of cyclone separator among Fig. 1;
Fig. 4 is first angular views of inner casing among Fig. 3.
The specific embodiment
Below with reference to accompanying drawing the utility model is elaborated, but utility model is not limited to this.
Shown in Fig. 1,2 and 3, wind-force eddy flow control of dust condensing unit of the present utility model comprises whirlpool separator 1, cyclone separator 2 and condensation purifier 3.Housing 11 edges of wherein said whirlpool separator 1 are provided with gas inlet 16 and diffluence pass 17, and the upper end of described housing 11 is provided with primary dust removing gas outlet 14; The sidewall of the shell 21 of described cyclone separator 2 is provided with branch gas entrance 27, and the top is provided with two-stage dust removal gas outlet 23, and the bottom is provided with dust export 24; Described diffluence pass 17 is connected to described minute gas entrance 27, and being used for to have the shunting pneumatic transmission of dust to go into described cyclone separator 2 to isolate two-stage dust removal gas from the concentrated of described whirlpool separator 1; Described primary dust removing gas outlet 14 and two-stage dust removal gas outlet 23 are connected to the dedusting gas entrance of described condensation purifier 3 respectively, and purified gas is drawn by the outlet of described condensation purifier 3.
Described whirlpool separator 1 is used for the soot particle of tail gas is concentrated, and gets rid of the primary dust removing gas of soot particle with discharge, and the branch gas that will concentrate dust has diffluence pass 17 to discharge.Described whirlpool separator 1 comprises housing 11 and fixed blade 12, described housing 11 tangentially is provided with gas inlet 16 and diffluence pass 17 along it, draw from diffluence pass 17 again after making tail gas experience 1/2 circumference at least, preferably, the cross-sectional sizes of described diffluence pass 17 is the 1/10-1/5 of described gas inlet cross-sectional sizes, to keep good separating effect.The upper end of described housing 11 is provided with primary dust removing gas outlet 14.Described fixed blade 12 is installed in the housing 11, forms the first passage 15 of annular, is used for promoting that tail gas forms vortex in housing 11.Form second channel 13 first passages between described fixed blade 12 and the described housing 11.Preferably, the installation direction of described fixed blade 12 is the 10-30 degree with angle radially, thereby makes tail gas form vortex better in housing 11, and stops that effectively the dust in the second channel 13 enters in the first passage 15.
Tail gas, under the effect of fixed blade 12, is formed brute force and rotatablely moves in gas inlet 16 suction housings 11 by the air-introduced machine (not shown) that is connected to condensation purifier 3 ends.Soot particle in the tail gas under centrifugal action rapidly to housing 11 edge separation, this moment, major part was got rid of the tail gas (account for tail gas total amount 80% ~ 90%) of a large amount of soot particles, the space change that passes the fixed blade 12 at housing 11 middle parts again flows to, make in the tail gas a part of soot particle under action of inertia, impinge upon fixed blade 12 surface and be reversed the second channel 13 that rebounds, thereby again to the edge separation of housing 11.The primary dust removing gas that enters the first passage 15 in the fixed blade 12 is gone to condensation purifier 3 through primary dust removing gas outlet 14.And the grit of the overwhelming majority is separated in whirlpool separator 1 in the tail gas, and flows out along the diffluence pass 17 on the housing 11 of whirlpool separator 1 in company with a small amount of tail gas (account for tail gas total amount 10% ~ 20%), and enters cyclone separator 2.
Described cyclone separator 2 comprises shell 21 and inner casing 22, and wherein said minute gas entrance 27 is along the tangential setting of shell 21.Spacing between described shell 21 and the inner casing 22 vertically remains unchanged, wherein said shell 21 is circumferentially with first planar section 211 and second planar section and 212 along it, described first planar section 211 and second planar section 212 and inner casing 22 between the minimum place of spacing form first slit 28 and second slit 29, be respectively equipped with the first vertical slit 221 and the second slit 222(as shown in Figure 4 with first slit 28 inner casing 22 corresponding with 29 places, second slit), the radian of described inner casing 22 between described first slit 221 and second slit 222 is the 60-120 degree, be preferably the 70-100 degree, thereby in these two slits 28, form collecting region 25 between 29.The lower end of described collecting region 25 is provided with opening 26, to be communicated with collecting region 25 and dust export 24.
After entering into described cyclone separator 2 from the branch gas of whirlpool separator 1, rotate in zone between described shell 21 and described inner casing 22, when tail gas passes first slit 28, the circulation area of tail gas reduces, flow velocity increases, and the dust in the tail gas passes first slit 28 and enters described collecting region 25 because inertia is bigger, and then under action of inertia, impinge upon on the shell, and then rest in the collecting region 25; Most of gas in the tail gas then passes first slit 221 and enters inner casing 22 inside, and fraction passes first slit 28 and enters described collecting region 25.Wherein partly further enter inner casing 22 inside by second slit 222 when the gas in the described collecting region 25 continues across second slit 29, the two-stage dust removal gas that enters inner casing 22 inside is gone to described condensation purifier 3 through described two-stage dust removal gas outlet 23.The dust that rests in the described collecting region 25 passes the opening 26 of lower end by dust export 24 discharges under the effect of gravity.
Described condensation purifier 3 comprises the clarifier cylindrical shell, and described clarifier cylindrical shell comprises first cylinder section 31, second cylinder section 32 and the 3rd cylinder section 33.Described second cylinder section 32 is truncated cone-shaped, and the end that its diameter is little is connected to first cylinder section 31, and the end that its diameter is big is connected to the 3rd cylinder section 33, thereby makes described clarifier cylindrical shell progressively increase from first cylinder section, 31 to the 3rd cylinder sections, 33 internal diameters.Described first cylinder section 31 close dedusting gas porch are provided with atomizer 34 along the circumference of cylindrical shell, and described atomizer 34 can spray high speed water mist, is used for giving the tail gas that enters condensation purifier 3 cooling, and makes dust wherein form the mud mist.Described first cylinder section 31 is provided with filter 35 near second cylinder section, 32 places, is used for stopping the mud mist of tail gas.Be provided with shower nozzle 36 near filter 35 places between described atomizer 34 and the filter 35, be used for the described filter 35 of flushing.
At first enter first cylinder section 31 of described condensation purifier 3 from the dedusting gas of whirlpool separator 1 and cyclone separator 2, in described first cylinder section 31, tail gas mixes with the high speed water mist of atomizer 34 ejections, make dust wherein form the mud mist, when the temperature of tail gas is higher, can also further effectively reduce the temperature of tail gas.Carrying the tail gas of mud mist secretly further by described filter 35, after filtering through described filter 35, most mud mist separates with tail gas in the tail gas, and wherein the mud mist is filtered plate 35 and stops, the flushing of the current that process shower nozzle 36 sprays is under filter 35 vertical currents of the effect lower edge of gravity.Pass the tail gas that described filter 35 enters second cylinder section, slow again because the internal diameter of cylindrical shell enlarges in second cylinder section 32 and the 3rd cylinder section 33, the moisture that carries is further separated, clean and dry tail gas is discharged from the 3rd cylinder section 33.
The utility model at semi-closure in lazy formula vibration fluidization drying system, with vibratory liquefaction mixed flow drying matched with devices, realizing not limited under the prerequisite by exhaust temperature and stickiness, high efficiency reclaims the dust of big small particle diameter, avoid dust pollution, make tail gas obtain recycling at drying system; And the efficiency of dust collection height can reach near 100%; Device inner exhaust gas resistance is little, consumption of materials is few, low cost; In addition, the utility model operating flexibility is big, is not subjected to the restriction of gas concentration and physics thereof, chemical property, can select for use different materials to make according to the requirement of product.
Claims (8)
1. wind-force eddy flow control of dust condensing unit, it is characterized in that, described device comprises whirlpool separator, cyclone separator and condensation purifier, and the shell rim of described whirlpool separator is provided with gas inlet and diffluence pass, and the upper end of described housing is provided with the outlet of primary dust removing gas; The sidewall of the shell of described cyclone separator is provided with branch gas entrance, and the top is provided with the outlet of two-stage dust removal gas, and the bottom is provided with dust export; Described diffluence pass is connected to described minute gas entrance, and being used for to have the shunting pneumatic transmission of dust to go into described cyclone separator to isolate two-stage dust removal gas from the concentrated of described whirlpool separator; Described primary dust removing gas outlet and the outlet of two-stage dust removal gas are connected to the dedusting gas entrance of described condensation purifier respectively, and purified gas is drawn by the outlet of described condensation purifier.
2. device as claimed in claim 1, it is characterized in that, described whirlpool separator comprises housing and fixed blade, described housing tangentially is provided with gas inlet and diffluence pass, the upper end of described housing is provided with the outlet of primary dust removing gas, described fixed blade is installed in the housing, forms the first passage of annular, is used for promoting that tail gas forms vortex in housing; Form second channel between described fixed blade and the described housing.
3. device as claimed in claim 1, it is characterized in that, described cyclone separator also comprises inner casing, the gas entrance tangentially arranged along shell in wherein said minute, spacing between described shell and the inner casing vertically remains unchanged, described shell is circumferentially with first planar section and second planar section along it, described first planar section and second planar section and inner casing between the minimum place of spacing form first slit and second slit, thereby between described first slit and second slit, form collecting region, described collecting region lower end is provided with the opening that is communicated with collecting region and dust export, and described inner casing is provided with the first vertical slit and second slit in first slit respectively with place, second slit.
4. device as claimed in claim 1, it is characterized in that, described condensation purifier also comprises the clarifier cylindrical shell, described clarifier cylindrical shell comprises first cylinder section, second cylinder section and the 3rd cylinder section, described second cylinder section is truncated cone-shaped, the end that the second cylinder section diameter is little is connected to first cylinder section, the end that the second cylinder section diameter is big is connected to the 3rd cylinder section, the close dedusting gas porch of described first cylinder section is provided with atomizer along the circumference of cylindrical shell, described first cylinder section is provided with filter near the second cylinder section place, is provided with shower nozzle near the filter place between described atomizer and the filter.
5. device as claimed in claim 3 is characterized in that, the radian of inner casing is the 60-120 degree between described first slit and second slit.
6. device as claimed in claim 5 is characterized in that, the radian of inner casing is the 70-100 degree between described first slit and second slit.
7. device as claimed in claim 2 is characterized in that, described fixed blade and angle radially are the 10-30 degree.
8. device as claimed in claim 2 is characterized in that, the cross-sectional sizes of described diffluence pass is the 1/10-1/5 of described gas inlet cross-sectional sizes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320074181 CN203139855U (en) | 2013-02-17 | 2013-02-17 | Wind power cyclone dust collecting and condensing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320074181 CN203139855U (en) | 2013-02-17 | 2013-02-17 | Wind power cyclone dust collecting and condensing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203139855U true CN203139855U (en) | 2013-08-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320074181 Expired - Lifetime CN203139855U (en) | 2013-02-17 | 2013-02-17 | Wind power cyclone dust collecting and condensing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203139855U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100283A (en) * | 2013-02-17 | 2013-05-15 | 中国神华能源股份有限公司 | Wind power rotational flow dust-catching condensing apparatus |
-
2013
- 2013-02-17 CN CN 201320074181 patent/CN203139855U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103100283A (en) * | 2013-02-17 | 2013-05-15 | 中国神华能源股份有限公司 | Wind power rotational flow dust-catching condensing apparatus |
| CN103100283B (en) * | 2013-02-17 | 2014-11-05 | 中国神华能源股份有限公司 | Wind power rotational flow dust-catching condensing apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130821 Effective date of abandoning: 20141105 |
|
| RGAV | Abandon patent right to avoid regrant |