CN208004164U - The cyclone separator and its dust pelletizing system of built-in cross overflow pipe - Google Patents
The cyclone separator and its dust pelletizing system of built-in cross overflow pipe Download PDFInfo
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- CN208004164U CN208004164U CN201820148516.4U CN201820148516U CN208004164U CN 208004164 U CN208004164 U CN 208004164U CN 201820148516 U CN201820148516 U CN 201820148516U CN 208004164 U CN208004164 U CN 208004164U
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- cyclone
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Abstract
The utility model is related to a kind of cyclone separators of built-in cross overflow pipe, belong to industrial dedusting and field of environment protection.Cross blade is added in being mainly technically characterized by of the cyclone separator means of the built-in cross overflow pipe in cyclone dust collectors overflow pipe.The parameters of cross blade are determined by establishing physical model and experimental study, it is set to destroy the rising eddy flow inside cyclone separator, reduce kinetic energy rejection, and change the Flow Field Distribution in separator interior especially overflow pipe, under the premise of ensureing separative efficiency, cyclone cylinder internal drop is reduced, that is, reduces energy consumption.The utility model not only increases separative efficiency, and significantly reduces the energy consumption of separation process.
Description
Technical field
The utility model is related to a kind of cyclone separators and its dust pelletizing system of built-in cross overflow pipe, belong to industry
Dedusting and field of environment protection.
Background technology
Cyclone separator is one of most widely used equipment during industrial gas solid separation, has device structure letter
Single, small, manufacturing expense is low, safeguards, repairs convenient, is easy to lay wear-resisting, corrosion resisting liner, can purification of corrosive dust,
And service life it is long the features such as, but its useless pressure loss is larger.Research shows that cyclone separator body centre region is interior
Eddy flow determines that the pressure loss, the contour stealth of central area to barrel determine separative efficiency.The pressure loss is as measurement cyclonic separation
The important indicator of device separating property is mainly influenced by inward eddy at overflow pipe entrance, and swirl strength is stronger, the pressure loss
It is bigger.By destroying cyclone separator inward eddy to the transformation of overflow pipe structure in cyclone separator, it is to carry to reduce the pressure loss
One key point of high separator efficiency utilization rate.Therefore, cyclone separator is transformed, is ensureing the same of separative efficiency
When, the pressure loss is reduced, there is great engineering technology and social and economic significance.
Utility model content
The utility model provides a kind of built-in cross effectively reducing system pressure loss under the premise of ensureing separative efficiency
The cyclone separator of type overflow pipe and its dust pelletizing system of composition.
For this purpose, technical solution used by the utility model is：
A kind of cyclone separator of built-in cross overflow pipe, includes the cyclone cylinder being made of column body segment and cone segments,
The cyclone cylinder top is equipped with air inlet, and more than cyclone cylinder central end face is equipped with center discharge port, immediately below the center discharge port
Cyclone cylinder in be equipped with overflow pipe, the overflow pipe is arranged in the tetanic whirlpool region in cyclone cylinder center, and the overflow bottom of the tube is set
It is equipped with blade, which is mounted on cross-shaped configuration on overflow inside pipe wall.
Further:
The length of the blade is 30-100mm；Width is 5-20mm.
The length of the blade is 70mm；Width 20mm.
Screw(-type) feeder is connected to after being connected to air inlet with the air inlet of cyclone cylinder, and the center row of cyclone cylinder top installation
Gas port is connected by pipeline connection bag filter, the bag filter with roots blower.
It is provided with valve on pipeline between the center discharge port and bag filter.
It is provided with manometer at cyclone cylinder air inlet and center discharge port.
The utility model also provides a kind of method for separating dust from dusty gas, includes the following steps：It is empty
Gas is entered by air inlet, and is mixed with the cement slurry of screw(-type) feeder addition, forms dusty gas, dusty gas is led to by pipeline
Enter cyclone separator to be detached, gas is discharged by air outlet after purification, and air outlet is through flow valve and bag filter and sieve
Thatch wind turbine is connected.Solid and gas by manometer measures the pressure loss when detaching, and separation cement slurry is collected by flue-dust retainer, to calculate point
From efficiency.
The utility model is in a cross overflow pipe built in the tetanic whirlpool region in cyclone cylinder center, with cross blade damage
The pressure loss is reduced in tetanic whirlpool in overflow pipe.The length and width of cross blade is designed according to the location and shape of vortex core.
Specific method：It is soft using GAMBIT according to the geometric dimension of each component part of cyclone separator and blade under simulated conditions
Part draws separator model, and the parameters such as speed, pressure, the separative efficiency under theoretical condition are obtained by numerical simulation.Then beat
Blow in machine, is 20m/s by valve controlled wind speed, and dusty gas enters cyclone dust collectors by pipeline, and clean gas is via air outlet
Discharge, the dust particles separated are discharged by discharge port, to realize that solid and gas detaches.Change the length of blade under the same conditions
Degree and width uniformly change overflow pipe flow field structure, obtain different leaves length and width under theoretical and experiment condition respectively
The influence of separative efficiency and pressure drop to separator.Comparative simulation and experimental result simultaneously therefrom select the optimal set for protecting effect drag reduction
It closes.
The utility model has the beneficial effects that：By cross blade damage overflow pipe inward eddy, the pressure loss, drop are reduced
Low separator energy consumption, and the utility model is simple in structure, it is easy to implement.
Description of the drawings
Fig. 1 is the cyclone separator schematic diagram of the utility model, and figure a, b, c are respectively to face longitudinal sectional drawing, the right side depending on cuing open
Face figure and vertical view；
Fig. 2 is the dust pelletizing system schematic diagram of utility model device；
Fig. 3 is the grading curve of the cement slurry for test；
Fig. 4 is influence of the length of blade to the Effiency of whirlwind Separator and pressure drop；
Fig. 5 is influence of the width of blade to the Effiency of whirlwind Separator and pressure drop；
In figure：1, air inlet；2, column body segment；3, cone segments；4, ash discharging hole；5, flue-dust retainer；6, overflow pipe；7, cross leaf
Piece；8, screw(-type) feeder；9, air inlet；10, manometer；11, valve；12, bag filter；13, roots blower.
Specific embodiment
The utility model is explained with reference to embodiments.
Referring to Fig. 1, a kind of cyclone separator of built-in cross overflow pipe, including be made of column body segment 2 and cone segments 3
Cyclone cylinder, the internal diameter of column body segment 2 is 200mm, length 400mm；The length of cone segments 3 is 400mm, cone segments 3 and collection ash
The internal diameter of 5 connecting places of struggling against is 50mm.And it more than cyclone cylinder central end face is equipped with center discharge port, it is used for clean air from described
Cyclonic separation body in be discharged；Overflow pipe, the length of 140mm are equipped in cyclone cylinder immediately below the center discharge port；Center
Exhaust outlet and overflow pipe are coaxially arranged, and internal diameter is 100mm, which is equipped with air inlet, are used for dusty gas edge
Tangentially it is passed in the cyclonic separation body；The overflow pipe is arranged in the tetanic whirlpool region in cyclone cylinder center, and the overflow pipe bottom
Portion is provided with blade, which is mounted on cross-shaped configuration on overflow inside pipe wall.For destroying eddy flow in cyclonic separation body, drop
Low pressure loss.Blade is made of duralumin paillon, and every group of blade is made of four independent blades, and angle is between adjacent two blade
90 °, form decussate texture.Vane thickness is 2mm.
The length of the blade is 30-100mm；Width is 5-20mm.
The length of the blade is 70mm；Width 20mm.
With reference to Fig. 3, a kind of dust pelletizing system of the cyclone separator composition of built-in cross overflow pipe, screw(-type) feeder 8
It is tangentially connected to the air inlet of cyclone cylinder 1 after being connected to air inlet 9, and the center discharge port of cyclone cylinder top installation passes through pipeline
It is connected to bag filter 12, which is connected with roots blower 13.
It is provided with valve 11 on pipeline before 12 entrance of the bag filter, for gas flow rate in control system, is protected
Card flow velocity corresponds to best removal effect.
Manometer 10 is provided on cyclone cylinder air inlet 1 and center discharge port, for measuring cyclone separator removal
The pressure loss of grain object process.
The test system of the utility model when being tested with cement slurry be for use dust, particle diameter distribution such as Fig. 4
It is shown.With screw(-type) feeder 9 by cement slurry through respective line be sent into air inlet 1 in, with a concentration of 12g/m3 of dust inlet into
Row experiment.Start wind turbine 14 when being tested, be 20m/s with 11 controlled wind speed of valve, dusty gas is passed through this practicality newly by 8,9
It is detached in the cyclone separator of type, clean gas is discharged via roots blower 14, and the dust particles separated are by collection ash
5 discharge of bucket, separative efficiency is obtained by inlet amount and load, is detected the pressure loss with manometer 11, is uniformly changed in an experiment
Length of blade and width simultaneously measure pressure drop and separative efficiency, compare the effect that different size conditions decline low energy consumption.It is analyzing not
When with length of blade, the width of blade is 20mm；When analyzing different leaves width, length of blade takes overflow pipe insertion depth
Half, i.e. 70mm.Influence of the length, width of blade to cyclone performance is respectively as shown in the following table 1, table 2.
1 length of blade of table is to cyclone performance impact analysis（Width 20mm）
2 width of blade of table is to cyclone performance impact analysis（Length 70mm）
Note：Length of blade, width are that 0mm represents tradition Lapple type cyclone separators.
Claims (6)
1. a kind of cyclone separator of built-in cross overflow pipe, includes the cyclone cylinder being made of column body segment and cone segments, should
Cyclone cylinder top is equipped with air inlet, and more than cyclone cylinder central end face is equipped with center discharge port, immediately below the center discharge port
Overflow pipe is equipped in cyclone cylinder, it is characterised in that：The overflow pipe is arranged in the tetanic whirlpool region in cyclone cylinder center, and the overflow
Bottom of the tube is provided with blade, which is mounted on cross-shaped configuration on overflow inside pipe wall.
2. cyclone separator according to claim 1, it is characterised in that：The length of the blade is 30-100mm；It is wide
Degree is 5-20mm.
3. cyclone separator according to claim 2, it is characterised in that：The length of the blade is 70mm；Width
20mm。
4. the dust pelletizing system of cyclone separator composition according to any one of claim 1-3, it is characterised in that：Spiral
Batcher（8）With air inlet（9）After connection with the air inlet of cyclone cylinder（1）Connection, and the central discharge air of cyclone cylinder top installation
Mouth passes through pipeline connection bag filter（12）, the bag filter（12）With roots blower（13）It is connected.
5. dust pelletizing system according to claim 4, it is characterised in that：The center discharge port and bag filter（12）It
Between pipeline on be provided with valve（11）.
6. dust pelletizing system according to claim 4, it is characterised in that：In cyclone cylinder air inlet（1）At center discharge port
It is provided with manometer（10）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820148516.4U CN208004164U (en) | 2018-01-29 | 2018-01-29 | The cyclone separator and its dust pelletizing system of built-in cross overflow pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820148516.4U CN208004164U (en) | 2018-01-29 | 2018-01-29 | The cyclone separator and its dust pelletizing system of built-in cross overflow pipe |
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| CN208004164U true CN208004164U (en) | 2018-10-26 |
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| CN201820148516.4U Active CN208004164U (en) | 2018-01-29 | 2018-01-29 | The cyclone separator and its dust pelletizing system of built-in cross overflow pipe |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932018A (en) * | 2022-05-06 | 2022-08-23 | 北京凯盛建材工程有限公司 | Cyclone dust removal device |
-
2018
- 2018-01-29 CN CN201820148516.4U patent/CN208004164U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114932018A (en) * | 2022-05-06 | 2022-08-23 | 北京凯盛建材工程有限公司 | Cyclone dust removal device |
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