CN105327789A - Cyclone - Google Patents
Cyclone Download PDFInfo
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- CN105327789A CN105327789A CN201510771692.4A CN201510771692A CN105327789A CN 105327789 A CN105327789 A CN 105327789A CN 201510771692 A CN201510771692 A CN 201510771692A CN 105327789 A CN105327789 A CN 105327789A
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Abstract
The invention provides a cyclone. The cyclone comprises an outer pipe (1), and blades (2) fixed on the inner wall of the outer pipe (1), wherein an intake channel is formed in the outer pipe (1); the blades (2) have cavities (3) communicated with the intake channel, and arched channels (4) for communicating the cavities (3) with the external; and the arched channels (4) symmetrically rotate with the center axis of the outer pipe (1) as center to enable air currents flowing out from the arched channels (4) to form rotating air currents. The cyclone can solve the problems of weak solid-air mixing capacity and lower mixing degree of materials and conveying air currents in the pneumatic conveying process of materials with high particle size and high density in the prior art.
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 many significant advantages compared with carrying with machinery, it obtains very large development in actual applications, except grain transportation, the material of conveying has been extended to contains various powder and granular solid material, as chemical fertilizer, cement, plastics, industrial chemicals, medicine, colliery etc.
The Geldart-D particle of Large stone, high density material is the technical bottleneck in current Geldart-D particle field.Tradition Geldart-D particle adopts one dimension air-flow to mix with material, is only applicable to conveying lightweight or powder material, for the Geldart-D particle of Large stone, high density material, is difficult to provide enough pneumatic convey abilities, air-flow is fully mixed with material.Therefore, it is poor that existing traditional pneumatic conveying mode is difficult to solve Large stone, high density material solid and gas mixed in process of pneumatic transmission, material and the lower problem of delivery air degree of mixing.
Summary of the invention
The present invention aims to provide a kind of cyclone, poor to solve Large stone in prior art, high density material solid and gas mixed in process of pneumatic transmission, material and the lower problem of delivery air degree of mixing.
To achieve these goals, according to an aspect of the present invention, provide a kind of cyclone, comprise outer tube and be fixed on the blade on the inwall of outer tube, outer tube is provided with inlet channel, blade has the chamber be connected with inlet channel and the curved channel be in communication with the outside by chamber, and curved channel Rotational Symmetry centered by the central axis of outer tube forms swirling eddy to make the air-flow flowed out from curved channel.
Further, the inwall of outer tube is provided with the axially extended draw-in groove along outer tube, two draw-in grooves are separately positioned on the two ends of the same diameter of outer tube, and blade is fastened in draw-in groove.
Further, blade comprises base plate and lid and is located at cover plate on base plate, and form chamber between cover plate and base plate, the edge being positioned at air stream outlet of cover plate and base plate forms curved channel.
Further, blade also comprises auxiliary, and auxiliary is arranged in draw-in groove, and is fixedly connected with cover plate with base plate, auxiliary is provided with the communicating passage be communicated with inlet channel by chamber.
Further, the central axis of outer tube and the diameter at blade place form middle axial plane, and the Way out of curved channel is perpendicular to middle axial plane.
Further, the central angle that curved channel is corresponding is 90 degree.
Further, blade comprises the first blade, the second blade and axis, and axis and outer coaxial tube are arranged, and axis is connected between the first blade and the second blade, and is separated by the chamber of the first blade and the second blade.
Further, the first blade and the second blade are around the central axis Rotational Symmetry of axis.
Further, axis protrudes from the part of blade vertically in streamlined.
Further, the outer wall of outer tube is provided with air inlet seat, air inlet seat is provided with snap joint, snap joint is communicated to inlet channel by air inlet seat.
Apply technical scheme of the present invention, cyclone comprises outer tube and is fixed on the blade on the inwall of outer tube, outer tube is provided with inlet channel, blade has the chamber be connected with inlet channel and the curved channel be in communication with the outside by chamber, and curved channel Rotational Symmetry centered by the central axis of outer tube forms swirling eddy to make the air-flow flowed out from curved channel.Cyclone of the present 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, by on blade centered by the central axis of outer tube rotational symmetric curved channel carry out water conservancy diversion, make through curved channel flow out the high velocity air that size is similar, direction is contrary produce rotate.So, after the air-flow rotated enters gas-solid mixing room, meet with the material fallen by the upper shed of gas-solid mixing room, make to enter the Large stone of gas-solid mixing indoor, high density material under the effect of swiftly flowing swirling eddy, mix fully with air-flow, effectively can improve the degree of mixing between material and air-flow.
Accompanying drawing explanation
The accompanying drawing forming a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 shows the main TV structure schematic diagram of cyclone according to an embodiment of the invention;
Fig. 2 shows according to the A-A of Fig. 1 to sectional structure schematic diagram;
Fig. 3 shows the perspective view of cyclone according to an embodiment of the invention;
Fig. 4 shows the sectional structure schematic 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 numeral: 1, outer tube; 2, blade; 3, chamber; 4, curved channel; 5, draw-in groove; 6, base plate; 7, cover plate; 8, auxiliary; 9, the first blade; 10, the second blade; 11, axis; 12, air inlet seat; 13, snap joint; 14, adpting flange; 15, bolt; 16, sealing gasket.
Detailed description of the invention
Hereinafter also describe the present invention in detail with reference to accompanying drawing in conjunction with the embodiments.It should be noted that, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually.
In conjunction with see shown in Fig. 1 to Fig. 5, according to embodiments of the invention, the blade 2 that cyclone comprises outer tube 1 and is fixed on the inwall of outer tube 1, outer tube 1 is provided with inlet channel, blade 2 has the chamber 3 be connected with inlet channel and the curved channel 4 be in communication with the outside by chamber 3, and curved channel 4 Rotational Symmetry centered by the central axis of outer tube 1 forms swirling eddy to make the air-flow flowed out from curved channel 4.
Cyclone 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, by on blade 2 centered by the central axis of outer tube 1 rotational symmetric curved channel 4 carry out water conservancy diversion, make after curved channel 4 flow out the high velocity air that size is similar, direction is contrary produce rotate.So, after the air-flow rotated enters gas-solid mixing room, meet with the material fallen by the opening on gas-solid mixing room, by the rotating force of swirling eddy, material is dispelled more fully, make to enter the Large stone of gas-solid mixing indoor, high density material under the effect of swiftly flowing swirling eddy, mix fully with air-flow, effectively can improve the degree of mixing between material and air-flow.
In conjunction with shown in Figure 4, the thickness of curved channel 4 is even, and the thickness of chamber 3 is even, and the thickness of curved channel 4 is less than chamber 3, makes chamber can bear comparatively hyperbar.Under the effect of Coanda effect, high pressure draught is tending towards flowing to curved channel 4 from chamber 3, and arcuately the wall of passage 4 flows.Due to flow area from large to small, and curved channel 4 is arcuate guide, makes the air-flow High Rotation Speed flowed out through curved channel 4, forms High Rotation Speed air-flow, can be mixed with material by air-flow more fully.
The thickness of curved channel 4 can adjust as required, 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 in air current flow process, reduces the pressure loss.The smooth surface of curved channel 4 also makes high velocity air to flow out by veneer, can produce High Rotation Speed air-flow better.
The Way out of curved channel 4, perpendicular to the central axis of outer tube 1, makes the air-flow flowed out through curved channel 4 all can rotate around the central axis of outer tube 1, can produce rotating force better.
The central axis of outer tube 1 and the diameter at blade 2 place form middle axial plane, in order to produce High Rotation Speed air-flow better, the Way out of curved channel 4 is perpendicular to middle axial plane, make the internal face of the outer tube 1 at the flow direction of High Rotation Speed air-flow and the diameter two ends at blade 2 place of flowing out from curved channel 4 tangent, the component of High Rotation Speed air-flow in other directions can be reduced, the rotation mixed of further enhancing High Rotation Speed air-flow, promote that material fully mixes with air-flow, improve the gas-solid mixing ability in process of pneumatic transmission.
Preferably, the central angle of curved channel 4 correspondence can for being less than 90 degree arbitrarily angled, and in the present embodiment, the central angle of curved channel 4 correspondence is 90 degree, makes curved channel 4 form 1/4 circular arc.According to the Coanda effect of air-flow, from the high velocity air that curved channel 4 flows out, via 1/4 arc surface, its direction becomes the direction perpendicular with the central axis of outer tube 1.Due to rotational symmetry structure centered by blade 2, so left and right air-flow equal and opposite in direction, direction are contrary, thus form the uniform air flow rotated along outer tube 1 axis.The high velocity air of Rotating with Uniform in gas-solid mixing room with Large stone, high density mixing of materials more abundant, can greatly improve pneumatic convey ability.
In addition, because curved channel 4 forms 1/4 circular arc, make the air current flow direction in the import cambered surface of curved channel 4 and chamber 3 tangent, air-flow enters curved channel 4 resistance from chamber 3 can be reduced, reduce the pressure loss in air current flow process, improve air-flow enters curved channel 4 fluency from chamber 3.
Axially extended draw-in groove 5, two draw-in grooves 5 inwall of outer tube 1 is provided with along outer tube 1 are separately positioned on the two ends of the same diameter of outer tube 1, and blade 2 is fastened in draw-in groove 5.Draw-in groove 5 can carry out circumference location to the position of blade 2 in outer tube 1, prevents from rotating relative to outer tube 1 at the process Leaf 2 of cyclone work, ensures that cyclone can stablize generation swirling eddy.Certainly, such as bolt connects or pinned connection etc. realizes blade 2 and locates with the circumference of outer tube 1 and be also fine, as long as can prevent from relatively rotating between blade 2 and outer tube 1 by other means.
Draw-in groove 5 extends to the middle part of outer tube 1 along the inwall of outer tube 1, axial location can be formed to blade 2, after the installation completing cyclone, one end of blade 2 is connected to the end of draw-in groove 5, the other end is connected in the structures such as gas-solid mixing equipment, thus can prevent blade 2 from moving axially relative to outer tube 1.
In conjunction with see shown in Fig. 3 to Fig. 5, blade 2 comprises base plate 6 and covers the cover plate 7 be located on base plate 6, forms chamber 3 between cover plate 7 and base plate 6, and cover plate 7 forms curved channel 4 with the edge being positioned at air stream outlet of base plate 6.Curved channel 4 can be the strip passage extended along the radial direction of outer tube 1, also can be the multiple curved circular post holes arranged along the spaced radial of outer tube 1, or the arcuate socket of other shapes.Wedge angle is formed, advantageously in generation High Rotation Speed air-flow between the arc surface lower end of curved channel 4 and the surface of base plate 6.
Blade 2 is divided into several part herein, after being machined by each several part, assembling forms blade 2 again, can process separately the various piece of blade 2, greatly reduces the difficulty of processing of blade 2, improve working (machining) efficiency, and the surface accuracy of chamber 3 and curved channel 4 all can be guaranteed better.After base plate 6 and cover plate 7 machine, can be fixedly connected with by bolt 15 etc., thus be combined to form blade 2.In order to ensure air-tightness better, can also be sealed by fluid sealant between base plate 6 and cover plate 7.
Blade 2 can also comprise auxiliary 8, and auxiliary 8 is arranged in draw-in groove 5, and is fixedly connected with cover plate 7 with base plate 6, auxiliary 8 is provided with the communicating passage be communicated with inlet channel by chamber 3.The Main Function of auxiliary 8 is, the communicating passage be connected with the inlet channel on outer tube 1 by chamber 3 can be processed more easily on the one hand, reduce difficulty of processing, on the other hand also can by auxiliary 8 and base plate 6 and cover plate 7 be provided separately the replacement cost reducing blade, when certain part due to be damaged or other reasons need change time, without the need to changing whole blade 2, only need to need the partial demolition changed, be replaced by required part, therefore can reduce the fringe cost in follow-up use procedure.
In order to ensure air-tightness, be provided with sealing gasket 16 at auxiliary 8 and between base plate 6 and cover plate 7.Sealing gasket 16 is also provided with communicating passage, between the chamber 3 that auxiliary 8 and base plate 6 and cover plate 7 are formed, can remains unimpeded.
Certainly, blade 2 also can directly one machine-shaping, although like this may increase on cost, whole cyclone air-tightness in use but can obtain more effectively ensureing.
In conjunction with see shown in Fig. 3 and Fig. 4, in the present embodiment, blade 2 comprises the first blade 9, second blade 10 and axis 11, and axis 11 and outer tube 1 are coaxially arranged, axis 11 is connected between the first blade 9 and the second blade 10, and is separated by the chamber 3 of the first blade 9 and the second blade 10.Preferably, the first blade 9 and the second blade 10 are around the central axis Rotational Symmetry of axis 11.
Axis 11 can make the air current flow in the first blade 9 and the second blade 10 irrelevant mutually, therefore, it is possible to improve the flow efficiency of air-flow, air-flow is made in the blade at respective place, to form High Rotation Speed air-flow and flow out, because the first blade 9 and the second blade 10 are around the central axis Rotational Symmetry of axis 11, the flow direction of the air-flow therefore formed after the first blade 9 and the second blade 10 is contrary, equal and opposite in direction, therefore advantageously in the High Rotation Speed air-flow forming Uniform Flow, mixing advantageously between material with air-flow, can effectively improve pneumatic convey ability.
Axis 11 is provided with through hole, and the first blade 9 and the second blade 10 are all embedded in this through hole, thus realize the combination of blade 2.The modes such as the first blade 9 and the second blade 10 also can be bolted are fixedly connected on axis 11.
Axis 11 protrudes from the part of blade vertically in streamlined, not only can reduce air flow losses, and advantageously in the formation of swirling eddy.
The outer wall of outer tube 1 is provided with air inlet seat 12, air inlet seat 12 is provided with snap joint 13, snap joint 13 is communicated to inlet channel by air inlet seat 12.Snap joint 13 can complete the mounting or dismounting action between outer tube 1 and high-pressure air source fast, can improve the mounting or dismounting efficiency between cyclone and high-pressure air source.Air inlet seat 12 and outer tube 1 support can be sealed by sealing gasket 16, are then undertaken fastening by bolt 15.Air inlet seat 12 is two, arrange with the first blade 9 and the second blade 10 one_to_one corresponding respectively, make high-pressure air source can simultaneously to the first blade 9 and the second blade 10 air feed, not only can ensure there is sufficient gas supply to the first blade 9 and the second blade 10, also can ensure gas mean allocation in the first blade 9 and the second blade 10, make the first blade 9 and the second blade 10 produce even and that direction is contrary swirling eddy more rapidly.
The two ends of the axial direction of outer tube 1 are provided with adpting flange 14, can realize fast with the connection of gas-solid mixing equipment etc., operate more simple and convenient.
When using cyclone of the present invention, the connection between high-pressure air source can be realized fast by snap joint 13, then high-pressure air source is introduced in the chamber 3 of blade 2, high pressure draught enters curved channel 4 in chamber 3, then arcuately spigot surface flowing under the arcuate guide effect of curved channel 4, according to the Coanda effect of air-flow, from the high velocity air that curved channel 4 flows out, via 1/4 arc surface, its direction becomes with the central axis of outer tube 1 perpendicular.Because blade 2 is with the central axis Rotational Symmetry of outer tube 1, therefore the swirling eddy equal and opposite in direction that produces in the central axis both sides of outer tube 1 of blade 2, direction is contrary, the uniform air flow that the central axis around outer tube 1 rotates can be formed, after uniform air flow enters gas-solid mixing indoor, can to enter gas-solid mixing room material formed agitaion, make between swirling eddy with material mix more abundant.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a cyclone, it is characterized in that, comprise outer tube (1) and be fixed on the blade (2) on the inwall of described outer tube (1), (1) is provided with inlet channel with described outer tube, described blade (2) has the chamber (3) be connected with described inlet channel and the curved channel (4) be in communication with the outside by described chamber (3), and described curved channel (4) Rotational Symmetry centered by the central axis of described outer tube (1) forms swirling eddy to make the air-flow flowed out from described curved channel (4).
2. cyclone according to claim 1, it is characterized in that, the inwall of described outer tube (1) is provided with the axially extended draw-in groove (5) along described outer tube (1), two described draw-in grooves (5) are separately positioned on the two ends of the same diameter of described outer tube (1), and described blade (2) is fastened in described draw-in groove (5).
3. cyclone according to claim 2, it is characterized in that, described blade (2) comprises base plate (6) and covers the cover plate (7) be located on described base plate (6), form described chamber (3) between described cover plate (7) and described base plate (6), described cover plate (7) forms described curved channel (4) with the edge being positioned at air stream outlet of described base plate (6).
4. cyclone according to claim 3, it is characterized in that, described blade (2) also comprises auxiliary (8), described auxiliary (8) is arranged in described draw-in groove (5), and be fixedly connected with described cover plate (7) with described base plate (6), described auxiliary (8) is provided with the communicating passage be communicated with described inlet channel by described chamber (3).
5. cyclone according to claim 2, it is characterized in that, the central axis of described outer tube (1) and the diameter at described blade (2) place form middle axial plane, and the Way out of described curved channel (4) is perpendicular to described middle axial plane.
6. cyclone according to claim 5, is characterized in that, the central angle that described curved channel (4) is corresponding is 90 degree.
7. cyclone according to any one of claim 1 to 6, it is characterized in that, described blade (2) comprises the first blade (9), the second blade (10) and axis (11), described axis (11) and described outer tube (1) are coaxially arranged, described axis (11) is connected between described first blade (9) and described second blade (10), and is separated by the chamber (3) of described first blade (9) and described second blade (10).
8. cyclone according to claim 7, is characterized in that, described first blade (9) and described second blade (10) are around the central axis Rotational Symmetry of described axis (11).
9. cyclone according to claim 7, is characterized in that, described axis (11) protrudes from the part of described blade vertically in streamlined.
10. cyclone according to claim 1, it is characterized in that, the outer wall of described outer tube (1) is provided with air inlet seat (12), described air inlet seat (12) is provided with snap joint (13), described snap joint (13) is communicated to described inlet channel by described air inlet seat (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510771692.4A CN105327789B (en) | 2015-01-09 | 2015-11-12 | Cyclone |
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| 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 |
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| Publication Number | Publication Date |
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| CN105327789A true CN105327789A (en) | 2016-02-17 |
| CN105327789B CN105327789B (en) | 2018-02-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510771692.4A Active CN105327789B (en) | 2015-01-09 | 2015-11-12 | Cyclone |
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| 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 |
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| 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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2015
- 2015-11-12 CN CN201510771692.4A patent/CN105327789B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050042042A1 (en) * | 2003-07-16 | 2005-02-24 | Neville Clarke | Movement modification of feed streams in separation apparatus |
| 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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