CN105327789B - Cyclone - Google Patents
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- CN105327789B CN105327789B CN201510771692.4A CN201510771692A CN105327789B CN 105327789 B CN105327789 B CN 105327789B CN 201510771692 A CN201510771692 A CN 201510771692A CN 105327789 B CN105327789 B CN 105327789B
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Abstract
The invention provides a kind of cyclone, including outer tube (1) and the blade (2) being fixed on the inwall of outer tube (1), outer tube is provided with inlet channel on (1), blade (2) has the chamber (3) being connected with inlet channel and the curved channel (4) that chamber (3) is in communication with the outside, and curved channel (4) is centered on the central axis of outer tube (1) symmetrically so that the air-flow from curved channel (4) outflow forms swirling eddy.According to the cyclone of the present invention, it can solve the problem that big particle diameter, high density material the solid and gas mixed in process of pneumatic transmission are poor in the prior art, the problem of material and delivery air degree of mixing are relatively low.
Description
Technical field
The present invention relates to air-flow rectification field, in particular to a kind of cyclone.
Background technology
Geldart-D particle has the advantages of many notable compared with machinery conveys, and it obtains very big hair in actual applications
Exhibition, in addition to grain transportation, the material of conveying, which has been extended to, covers various powder and granular solid material, such as changes
Fertilizer, cement, plastics, industrial chemicals, medicine, colliery etc..
Big particle diameter, the Geldart-D particle of high density material are the technical bottlenecks in current Geldart-D particle field.Traditional Geldart-D particle
Mixed using one-dimensional air-flow with material, be only applicable to convey lightweight or powder material, for big particle diameter, high density material
Geldart-D particle for, it is difficult to enough air-flow conveying capacitys are provided, air-flow is sufficiently mixed with material.Therefore, existing biography
It is poor that system pneumatic conveying mode is difficult to solve big particle diameter, high density material the solid and gas mixed in process of pneumatic transmission, material with
The problem of delivery air degree of mixing is relatively low.
The content of the invention
The present invention is intended to provide a kind of cyclone, with solve in the prior art big particle diameter, high density material in Geldart-D particle
During solid and gas mixed it is poor, the problem of material and delivery air degree of mixing are relatively low.
To achieve these goals, according to an aspect of the invention, there is provided a kind of cyclone, including outer tube and fixation
Blade on the inwall of outer tube, is provided with inlet channel on outer tube, blade have the chamber that is connected with inlet channel and
The curved channel that chamber is in communication with the outside, curved channel is centered on the central axis of outer tube symmetrically so as to lead to from arc
The air-flow of road outflow forms swirling eddy.
Further, the axially extending neck along outer tube is provided with the inwall of outer tube, two necks are separately positioned on
The both ends of the same diameter of outer tube, blade are fastened in neck.
Further, blade includes bottom plate and covers the cover plate being located on bottom plate, and chamber is formed between cover plate and bottom plate, is covered
Plate and bottom plate form curved channel positioned at the edge of air stream outlet.
Further, blade also includes auxiliary, and auxiliary is arranged in neck, and is fixedly connected with bottom plate and cover plate, auxiliary
On be provided with the communicating passage for connecting chamber with inlet channel.
Further, the diameter where the central axis and blade of outer tube forms middle axial plane, the export direction of curved channel
Perpendicular to middle axial plane.
Further, central angle corresponding to curved channel is 90 degree.
Further, blade includes the first blade, the second blade and axis, and axis is set with outer coaxial tube, middle axis connection
Separated between the first blade and the second blade, and by the chamber of the first blade and the second blade.
Further, the central axis rotational symmetry of the first blade and the second blade around axis.
Further, axis protrude from blade part it is streamlined vertically.
Further, air inlet seat is provided with the outer wall of outer tube, snap joint is provided with air inlet seat, snap joint passes through
Air inlet seat is communicated to inlet channel.
Apply the technical scheme of the present invention, cyclone includes outer tube and the blade that is fixed on the inwall of outer tube, on outer tube
Inlet channel is provided with, blade has the chamber being connected with inlet channel and the curved channel that chamber is in communication with the outside,
Curved channel is centered on the central axis of outer tube symmetrically so that the air-flow from curved channel outflow forms swirling eddy.This
The cyclone of invention is installed between gas-solid mixing room and laminar flow device, when the air-flow of source of the gas blower fan enters cyclone via laminar flow device
When, by the curved channel of rotational symmetry carries out water conservancy diversion centered on the central axis of outer tube on blade so that through curved channel stream
Similar, the in opposite direction high velocity air of the size that goes out produces rotation.In this way, rotation air-flow enter gas-solid mixing room after, with by
The material that the upper shed of gas-solid mixing room is fallen meets so that into the big particle diameter in gas-solid mixing room, high density material at a high speed
In the presence of the swirling eddy of flowing, sufficiently mixed with air-flow, the mixing between material and air-flow can be effectively improved
Degree.
Brief description of the drawings
The accompanying drawing for forming the part of the present invention is used for providing a further understanding of the present invention, schematic reality of the invention
Apply example and its illustrate to be used to explain the present invention, do not form inappropriate limitation of the present invention.In the accompanying drawings：
Fig. 1 shows the main structure diagram of cyclone according to an embodiment of the invention；
Fig. 2 is shown according to Fig. 1 A-A to cross section structure diagram；
Fig. 3 shows the dimensional structure diagram of cyclone according to an embodiment of the invention；
Fig. 4 shows the cross section structure diagram of blade according to an embodiment of the invention；
Fig. 5 shows the decomposition texture schematic diagram of cyclone according to an embodiment of the invention.
Reference：1st, outer tube；2nd, blade；3rd, chamber；4th, curved channel；5th, neck；6th, bottom plate；7th, cover plate；8th, auxiliary；
9th, the first blade；10th, the second blade；11st, axis；12nd, air inlet seat；13rd, snap joint；14th, adpting flange；15th, bolt；16、
Sealing gasket.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that do not conflicting
In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
With reference to shown in referring to Fig. 1 to Fig. 5, according to an embodiment of the invention, cyclone includes outer tube 1 and is fixed on outer tube 1
Inwall on blade 2, be provided with inlet channel on outer tube 1, blade 2 has the chamber 3 that is connected with inlet channel and will
The curved channel 4 that chamber 3 is in communication with the outside, curved channel 4 centered on the central axis of outer tube 1 rotational symmetry so that from arc
The air-flow that passage 4 flows out forms swirling eddy.
Cyclone is installed between gas-solid mixing room and laminar flow device, when the air-flow of source of the gas blower fan enters eddy flow via laminar flow device
During device, by the curved channel 4 of rotational symmetry carries out water conservancy diversion centered on the central axis of outer tube 1 on blade 2 so that lead to through arc
Similar, the in opposite direction high velocity air of the size that is flowed out behind road 4 produces rotation.In this way, the air-flow of rotation enters gas-solid mixing room
Afterwards, the material with being fallen by the opening on gas-solid mixing room is met, and by the rotating force of swirling eddy, material is more filled
Dispel with dividing so that into the big particle diameter in gas-solid mixing room, high density material in the presence of swiftly flowing swirling eddy,
Sufficiently mixed with air-flow, the degree of mixing between material and air-flow can be effectively improved.
With reference to shown in Figure 4, the thickness of curved channel 4 is uniform, and the thickness of chamber 3 is uniform, and the thickness of curved channel 4
Less than chamber 3 so that chamber can be born compared with hyperbar.In the presence of Coanda effect, high pressure draught tends to flow from chamber 3
To curved channel 4, and the arcuately wall flowing of passage 4.Due to flow area from large to small, and curved channel 4 is led for arc
To so that through curved channel 4 flow out air-flow at a high speed rotate, formed high speed swirling eddy, can more fully by air-flow with
Material is mixed.
The thickness of curved channel 4 can be adjusted as needed, and in the present embodiment, the thickness of curved channel 4 is
0.01mm。
The inwall of curved channel 4 and chamber 3 is smooth surface, can reduce the resistance during air current flow, is reduced
The pressure loss.The smooth surface of curved channel 4 also causes high velocity air to be flowed out with veneer, can preferably produce and rotate at a high speed
Air-flow.
Central axis of the export direction of curved channel 4 perpendicular to outer tube 1 so that the air-flow flowed out through curved channel 4 is equal
It can be rotated around the central axis of outer tube 1, can preferably produce rotating force.
The central axis of outer tube 1 forms middle axial plane with the diameter where blade 2, in order to preferably produce high speed rotary pneumatic
Stream, the export direction of curved channel 4 is perpendicular to middle axial plane so that the flowing side of the high speed swirling eddy flowed out from curved channel 4
It is tangent to the internal face of the outer tube 1 with the diameter both ends where blade 2, point of the high speed swirling eddy in other directions can be reduced
Power, the rotation mixed of high speed swirling eddy is further enhanced, promote material to be sufficiently mixed with air-flow, improve pneumatic transporting
Gas-solid mixing ability during sending.
Preferably, central angle corresponding to curved channel 4 can be any angle less than 90 degree, in the present embodiment, arc
Central angle corresponding to shape passage 4 is 90 degree so that curved channel 4 forms 1/4 circular arc.According to the Coanda effect of air-flow, from arc
The high velocity air that passage 4 flows out, via 1/4 arc surface, its direction is changed into the direction perpendicular with the central axis of outer tube 1.By
The rotational symmetry structure centered on blade 2, so left and right air-flow is equal in magnitude, in opposite direction, revolved so as to be formed along the axis of outer tube 1
The uniform air flow turned.The high velocity air of Rotating with Uniform more fills in gas-solid mixing room with what big particle diameter, high density material mixed
Point, it can greatly improve air-flow conveying capacity.
Further, since curved channel 4 forms 1/4 circular arc so that the import cambered surface of curved channel 4 and the air-flow in chamber 3
Flow direction is tangent, can reduce the resistance that air-flow enters curved channel 4 from chamber 3, reduces the pressure during air current flow
Loss, improve the fluency that air-flow enters curved channel 4 from chamber 3.
The axially extending neck 5 along outer tube 1 is provided with the inwall of outer tube 1, two necks 5 are separately positioned on outer tube 1
Same diameter both ends, blade 2 is fastened in neck 5.It is circumferential fixed that neck 5 can be carried out to position of the blade 2 in outer tube 1
Position, prevent that blade 2 rotates relative to outer tube 1 during cyclone works, ensure that cyclone can be stablized and produce rotation
Turn air-flow.Certainly, realize that the circumference of blade 2 and outer tube 1 is determined such as connecting bolt connection or bearing pin by other means
Position is also possible, as long as can prevent from relatively rotating between blade 2 and outer tube 1.
Inwall of the neck 5 along outer tube 1 extends to the middle part of outer tube 1, can form axially position to blade 2, when completion is revolved
After the installation for flowing device, one end of blade 2 is connected to the end of neck 5, and the other end is connected in the structures such as gas-solid mixing equipment,
So as to prevent blade 2 from being moved axially relative to outer tube 1.
With reference to shown in referring to Fig. 3 to Fig. 5, blade 2 includes bottom plate 6 and covers the cover plate 7 being located on bottom plate 6, cover plate 7 and bottom
Chamber 3 is formed between plate 6, cover plate 7 forms curved channel 4 with bottom plate 6 positioned at the edge of air stream outlet.Curved channel 4 can be with
For along the strip passage radially extended of outer tube 1, or the multiple arcs cylinder set along the spaced radial of outer tube 1
Hole, or the arcuate socket of other shapes.Wedge angle is formed between the arc surface lower end of curved channel 4 and the surface of bottom plate 6, more
Be advantageous to produce high speed swirling eddy.
Blade 2 is divided into several parts herein, assembles to form blade 2 again after each several part is machined, can be right
The various pieces of blade 2 are individually processed, and substantially reduce the difficulty of processing of blade 2, improve processing efficiency, and chamber 3 and arc lead to
The surface accuracy in road 4 can preferably be guaranteed.After bottom plate 6 and cover plate 7 machine, it can be consolidated by the grade of bolt 15
Fixed connection, blade 2 is formed so as to combine., can also be by close between bottom plate 6 and cover plate 7 in order to better ensure that air-tightness
Sealing is sealed.
Blade 2 can also include auxiliary 8, and auxiliary 8 is arranged in neck 5, and is fixedly connected with bottom plate 6 and cover plate 7, auxiliary
The communicating passage for connecting chamber 3 with inlet channel is provided with 8.The main function of auxiliary 8 is, on the one hand can be more square
Just the communicating passage that chamber 3 is connected with the inlet channel on outer tube 1 is processed, reduces difficulty of processing, on the other hand
Can be by the way that auxiliary 8 and bottom plate 6 and cover plate 7 be provided separately to reduce the replacement cost of blade, when a certain partially due to occurring
When damage or other reasonses need to be changed, without changing whole blade 2, it is only necessary to the partial demolition for changing needs,
Required part is replaced by, therefore the fringe cost during follow-up use can be reduced.
In order to ensure air-tightness, sealing gasket 16 is provided between auxiliary 8 and bottom plate 6 and cover plate 7.Also set on sealing gasket 16
It is equipped with communicating passage so that can remain unimpeded between the chamber 3 that auxiliary 8 and bottom plate 6 and cover plate 7 are formed.
Certainly, blade 2 can also directly be integrally machined shaping, although may like this be increased in cost,
But the whole air-tightness of cyclone in use can but obtain significantly more efficient guarantee.
With reference to shown in referring to Fig. 3 and Fig. 4, in the present embodiment, blade 2 includes the first blade 9, the second blade 10 and axis
11, axis 11 is coaxially disposed with outer tube 1, and axis 11 is connected between the first blade 9 and the second blade 10, and by the first blade 9
Separated with the chamber 3 of the second blade 10.Preferably, the central axis rotation pair of the first blade 9 and the second blade 10 around axis 11
Claim.
Axis 11 can make it that the air current flow in the first blade 9 and the second blade 10 is mutually incoherent, therefore can improve
The flow efficiency of air-flow so that air-flow can form high speed swirling eddy in the blade where respective and flow out, due to first
The blade 10 of blade 9 and second is around the central axis rotational symmetry of axis 11, therefore institute's shape after the first blade 9 and the second blade 10
Into air-flow flow direction on the contrary, equal in magnitude, therefore advantageously in the high speed swirling eddy for forming Uniform Flow, advantageously
Mixing between material and air-flow, can effectively improve air-flow conveying capacity.
Through hole is provided with axis 11, the first blade 9 and the second blade 10 are embedded in the through hole, so as to realize blade
2 combination.First blade 9 and the second blade 10 mode such as can also be bolted and be fixedly connected on axis 11.
The part that axis 11 protrudes from blade is streamlined vertically, can not only reduce air flow losses, and more added with
Beneficial to the formation of swirling eddy.
Air inlet seat 12 is provided with the outer wall of outer tube 1, snap joint 13 is provided with air inlet seat 12, snap joint 13 passes through
Air inlet seat 12 is communicated to inlet channel.Snap joint 13 can be rapidly completed the assembly and disassembly action between outer tube 1 and high-pressure air source, can
To improve the assembly and disassembly efficiency between cyclone and high-pressure air source.Air inlet seat 12 can be carried out with the support of outer tube 1 by sealing gasket 16
Sealing, is then fastened by bolt 15.Air inlet seat 12 is two, respectively with a pair of the first blade 9 and the second blade 10 1
It should set so that high-pressure air source can supply to the first blade 9 and the second blade 10 simultaneously, can not only ensure to the first blade
9 and second blade 10 have abundance gas supply, it is also ensured that gas average mark in the first blade 9 and the second blade 10
Match somebody with somebody, the first blade 9 and the second blade 10 is more rapidly produced uniform and in opposite direction swirling eddy.
Adpting flange 14 is provided at both ends with the axial direction of outer tube 1, can quickly realize with gas-solid mixing equipment etc.
Connection, operate simpler convenience.
When using the cyclone of the present invention, the company between high-pressure air source can quickly be realized by snap joint 13
Connect, then introduce high-pressure air source in the chamber 3 of blade 2, high pressure draught enters curved channel 4 out of chamber 3, then in arc
Flowed under the arcuate guide effect of passage 4 along arc guide surface, according to the Coanda effect of air-flow, the height flowed out from curved channel 4
Fast air-flow, via 1/4 arc surface, its direction is changed into perpendicular with the central axis of outer tube 1.Because blade 2 is with the center of outer tube 1
Axial-rotational Symmetry, therefore blade 2 is equal in magnitude in swirling eddy caused by the central axis both sides of outer tube 1, in the opposite direction,
The uniform air flow of the central axis rotation around outer tube 1 can be formed, can be to entering after uniform air flow enters in gas-solid mixing room
The material of gas-solid mixing room forms agitaion so that being more fully mixed between swirling eddy and material.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area
For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies
Change, equivalent substitution, improvement etc., should be included in the scope of the protection.
Claims (10)
- A kind of 1. cyclone, it is characterised in that including outer tube (1) and the blade (2) being fixed on the inwall of the outer tube (1), Be provided with inlet channel on the outer tube (1), the blade (2) have the chamber (3) that is connected with the inlet channel and The curved channel (4) that the chamber (3) is in communication with the outside, the curved channel (4) using the central axis of the outer tube (1) as Central rotation is symmetrical so that the air-flow from the curved channel (4) outflow forms swirling eddy.
- 2. cyclone according to claim 1, it is characterised in that be provided with the inwall of the outer tube (1) along described outer The axially extending neck (5) of (1) is managed, two necks (5) are separately positioned on the two of the same diameter of the outer tube (1) End, the blade (2) are fastened in the neck (5).
- 3. cyclone according to claim 2, it is characterised in that the blade (2) includes bottom plate (6) and lid is located at institute The cover plate (7) on bottom plate (6) is stated, the chamber (3), the cover plate (7) are formed between the cover plate (7) and the bottom plate (6) With the bottom plate (6) curved channel (4) is formed positioned at the edge of air stream outlet.
- 4. cyclone according to claim 3, it is characterised in that the blade (2) also includes auxiliary (8), the auxiliary (8) it is arranged in the neck (5), and is fixedly connected with the bottom plate (6) and the cover plate (7), is set on the auxiliary (8) There is the communicating passage for connecting the chamber (3) with the inlet channel.
- 5. cyclone according to claim 2, it is characterised in that the central axis of the outer tube (1) and the blade (2) The diameter at place forms middle axial plane, and the export direction of the curved channel (4) is perpendicular to the middle axial plane.
- 6. cyclone according to claim 5, it is characterised in that central angle corresponding to the curved channel (4) is 90 degree.
- 7. cyclone according to any one of claim 1 to 6, it is characterised in that the blade (2) includes the first blade (9), the second blade (10) and axis (11), the axis (11) are coaxially disposed with the outer tube (1), axis (11) connection Between first blade (9) and second blade (10), and by first blade (9) and second blade (10) Chamber (3) separate.
- 8. cyclone according to claim 7, it is characterised in that first blade (9) and second blade (10) Around the central axis rotational symmetry of the axis (11).
- 9. cyclone according to claim 7, it is characterised in that the axis (11) protrudes from the part edge of the blade It is axially streamlined.
- 10. cyclone according to claim 1, it is characterised in that be provided with air inlet seat on the outer wall of the outer tube (1) (12) snap joint (13), is provided with the air inlet seat (12), the snap joint (13) is connected by the air inlet seat (12) Pass to the inlet channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510771692.4A CN105327789B (en) | 2015-01-09 | 2015-11-12 | Cyclone |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510011564 | 2015-01-09 | ||
| CN201510011564X | 2015-01-09 | ||
| CN201510771692.4A CN105327789B (en) | 2015-01-09 | 2015-11-12 | Cyclone |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105327789A CN105327789A (en) | 2016-02-17 |
| CN105327789B true CN105327789B (en) | 2018-02-09 |
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ID=55278668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510771692.4A Active CN105327789B (en) | 2015-01-09 | 2015-11-12 | Cyclone |
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| Country | Link |
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| CN (1) | CN105327789B (en) |
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| CN201568367U (en) * | 2009-11-12 | 2010-09-01 | 陈宏林 | Material conveying fan impeller with back blades |
| CN202346344U (en) * | 2011-10-25 | 2012-07-25 | 烟台良荣机械精业有限公司 | Impeller device of rotary wind closer |
| CN103143254A (en) * | 2013-03-22 | 2013-06-12 | 福建龙净脱硫脱硝工程有限公司 | Compound airflow generator, circulating fluidized bed tower-front two-phase premixing device and method |
| CN103420168A (en) * | 2013-07-26 | 2013-12-04 | 莱芜市万祥矿业有限公司 | Rotational wind generator and working method thereof |
| CN203392498U (en) * | 2013-07-26 | 2014-01-15 | 莱芜市万祥矿业有限公司 | Rotational-wind generator |
| CN203725278U (en) * | 2014-03-04 | 2014-07-23 | 宜兴市宸昊科技有限公司 | Cyclone separator of high-temperature resistant ceramic cyclone |
| CN204017692U (en) * | 2014-07-28 | 2014-12-17 | 大连派思燃气系统股份有限公司 | A kind of static mixer |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050042042A1 (en) * | 2003-07-16 | 2005-02-24 | Neville Clarke | Movement modification of feed streams in separation apparatus |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1982784A (en) * | 2005-12-08 | 2007-06-20 | 通用电气公司 | Swirler assembly |
| CN2887447Y (en) * | 2006-02-14 | 2007-04-11 | 常熟市华能环保工程有限公司 | Guide apparatus |
| CN101311550A (en) * | 2007-05-24 | 2008-11-26 | 株式会社泰拉尔极东 | Centrifugal blower with backward inclined blade wheel |
| CN201568367U (en) * | 2009-11-12 | 2010-09-01 | 陈宏林 | Material conveying fan impeller with back blades |
| CN202346344U (en) * | 2011-10-25 | 2012-07-25 | 烟台良荣机械精业有限公司 | Impeller device of rotary wind closer |
| CN103143254A (en) * | 2013-03-22 | 2013-06-12 | 福建龙净脱硫脱硝工程有限公司 | Compound airflow generator, circulating fluidized bed tower-front two-phase premixing device and method |
| CN103420168A (en) * | 2013-07-26 | 2013-12-04 | 莱芜市万祥矿业有限公司 | Rotational wind generator and working method thereof |
| CN203392498U (en) * | 2013-07-26 | 2014-01-15 | 莱芜市万祥矿业有限公司 | Rotational-wind generator |
| CN203725278U (en) * | 2014-03-04 | 2014-07-23 | 宜兴市宸昊科技有限公司 | Cyclone separator of high-temperature resistant ceramic cyclone |
| CN204017692U (en) * | 2014-07-28 | 2014-12-17 | 大连派思燃气系统股份有限公司 | A kind of static mixer |
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| Publication number | Publication date |
|---|---|
| CN105327789A (en) | 2016-02-17 |
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