CN203448000U - Hollow rotor with grid bars and helical blades - Google Patents
Hollow rotor with grid bars and helical blades Download PDFInfo
- Publication number
- CN203448000U CN203448000U CN201320516029.6U CN201320516029U CN203448000U CN 203448000 U CN203448000 U CN 203448000U CN 201320516029 U CN201320516029 U CN 201320516029U CN 203448000 U CN203448000 U CN 203448000U
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- Prior art keywords
- helical
- grizzly bar
- spiral
- hollow
- helical blade
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Abstract
The utility model discloses an insert, namely a hollow rotor with grid bars and helical blades, used for mixing two or more fluids in a pipeline. The hollow rotor with grid bars and helical blades comprises a hollow shaft, the helical blades and helical grid bars; part helical blades are hollow; the helical grid bars are embedded into the hollow parts of the helical blades. In the hollow rotor with the grid bars and the helical blades, a mixed fluid consists of a continuous phase and a dispersed phase; when the mixed fluid flows through a pipeline embedded with the hollow rotor with the grid bars and the helical blades, the mixed fluid impacts the rotor in the pipeline, and the rotor is rotated to react upon the mixed fluid, so that the mixed fluid forms a swirling flow, the flowing path is increased, and the mixing time is prolonged; a large group of the dispersed phase is cut into a plurality of small groups of the dispersed phase by radial screw edges and axial screw edges of the helical blades and the helical grid bars, part small groups of the dispersed phase penetrate through the hollow parts of the helical blades, tilted helical grid bars and radial helical grid bars produce a baffled effect on the mixed fluid, and the mixing effect is improved; the axial screw edges of the helical blades produce a slight scraping effect on a tube wall, so that impurities in the fluid is prevented from being attached to the tube wall to form dirt.
Description
Technical field
The present invention is a kind of plug-in part-hollow out band grizzly bar helical-blade rotor that two kinds and multiple fluid are mixed that is applied in pipeline.
Background technology
Fluid married operation is extensively present in the industries such as chemical industry, oil, pharmacy, papermaking, food, and closely bound up with energy-conservation and environmental protection two great society themes, and therefore, the new and effective mixing apparatus of development and Design is significant.At present, two kinds and multiple fluid mix in application more widely device mainly contain agitator and static mixer.The application of agitator is very extensive, and technology is also very ripe, about being applied to the patent of the agitator that liquid mixes, has: CN202113797U, and patent name is " liquid mixing blender ", CN2035268, patent name is " liquid mixing blender " etc.Although the development of agitator is quite ripe, but still has many defects: need power assist apparatus, single unit system is complicated, floor space is large, energy consumption is large; Often there is leakage in the shaft seal parts of agitator and power assist apparatus junction; Paddle different parts linear velocity, flow field are inhomogeneous, have dead band, make mixed material Reynolds number difference very large, cause mixture homogeneity not high; Can not realize continuous production etc.Static mixer is a kind of high-efficiency mixing device that there is no moving component, its groundwork mechanism is to utilize the mixed cell structural reform fluid be fixed in the pipeline flow regime in pipeline, to reach fine dispersion and well-mixed object between different fluid, patent about static mixer has: CN202263534U, and patent name is " a kind of pipeline static mixer "; CN202289891U, patent name is " static liquid mixer "; CN202297417U, patent name is " large flow static mixer ".Compare agitator, that static mixer has is simple in structure, floor space is little, less cost of power, but static mixer is for low, the tough fluid of flow velocity, no longer there is good mixed effect, and static mixer tends to produce larger pressure differential, increase the burden of power-equipment.
Summary of the invention
The object of the invention is to design a kind of plug-in part---hollow out band grizzly bar helical-blade rotor that two kinds and multiple fluid are mixed that is applied in pipeline, this construction rotor can be realized the effect that the fluid-mixing in pipeline cross section different parts is produced to " cut apart-be shifted-again mix ", also has and prevent that in viscous fluid stickup tube wall and fluid, impurity is attached to the effect that tube wall forms dirt when improving fluid-mixing mixed performance.
For achieving the above object, the technical solution used in the present invention is: hollow out band grizzly bar helical blade, this rotor is mainly comprised of hollow shaft, helical blade, spiral grizzly bar, hollow out band grizzly bar helical-blade rotor is placed in pipeline, part helical blade hollow out, at hollow out position, embed screw type grizzly bar, between spiral grizzly bar and helical blade without relative motion, spiral grizzly bar along pipeline axially, canal path to or with pipeline center line at an angle direction extend; Around hollow shaft in the shape of a spiral, helical blade surface is less than pipeline internal diameter apart from the ultimate range of hollow shaft center line to helical blade, and helical blade edge seamed edge carries out bevelling or rounding.Fluid-mixing is comprised of continuous phase and decentralized photo, when fluid-mixing is flowed through the pipeline of built-in hollow out band grizzly bar helical-blade rotor, impact hollow out band grizzly bar helical-blade rotor in pipeline, hollow out band grizzly bar helical-blade rotor is rotated, hollow out band grizzly bar helical-blade rotor reacts on fluid-mixing after rotating, and fluid-mixing flow direction is changed, and forms eddy flow, fluid-mixing flow path is increased, and incorporation time improves; The radially spiral shell rib of helical blade is divided into some decentralized photos clique by the large group of dispersed phase fluid, the spiral-shaped structure of helical blade and revolving property are shifted the decentralized photo clique being divided into, in shifting process, the axial Luo Lengjiang decentralized photo clique of helical blade is further divided into less group; Along the axially extended spiral grizzly bar of pipeline---axial screw grizzly bar, along canal path to the spiral grizzly bar extending---radially spiral grizzly bar, along and the pipeline center line spiral grizzly bar that direction is extended at an angle---the spiral shell rib of oblique spiral grizzly bar is divided into some decentralized photos clique by the decentralized photo group of the blade surface of flowing through, part decentralized photo clique continues to flow along the helical blade hand of spiral, part decentralized photo clique, through helical blade openwork part, is mixed with helical blade opposite side fluid; Radially spiral grizzly bar and oblique spiral grizzly bar produce and cut apart and baffling effect the fluid-mixing in pipeline centre, promote the Radial Flow of fluid-mixing; In hollow out band grizzly bar helical-blade rotor rotation process, the axial spiral shell rib of helical blade produces slight scraping effect to tube wall, and easily fouling in mixing for some, the operating mode of easily pasting tube wall have antiscale and anti-paste effect.
Hollow out band grizzly bar helical-blade rotor of the present invention, along the equally distributed helical blade number of hollow shaft circumferencial direction be two, three or more.
Hollow out band grizzly bar helical-blade rotor of the present invention, on same helical blade along equidirectional or different directions extend, development length is identical or spiral grizzly bar number different, that be positioned at identical or different hollow out position is one, two or more.
Hollow out band grizzly bar helical-blade rotor of the present invention, spiral grizzly bar cross section is the polygons such as the quadrangles such as triangle or rectangle, rhombus or zigzag, stairstepping, spiral grizzly bar cross section is less than helical blade openwork part along the length of pipeline radial direction along the length of pipeline radial direction, and spiral grizzly bar thickness is greater than helical blade thickness.
Hollow out band grizzly bar helical-blade rotor of the present invention, the hollow shaft two ends of hollow out band grizzly bar helical-blade rotor arrange the coaxial configurations such as ball-and-socket mode, circular cone mode, buckle mode or universal joint mode, and the hollow shaft afterbody of hollow out band grizzly bar helical-blade rotor and with it the hollow shaft head of adjacent hollow out band grizzly bar helical-blade rotor are connected.
Hollow out band grizzly bar helical-blade rotor of the present invention, its hollow shaft shape of cross section is open circles taper, hollow cylinder, hollow nodal figure or hollow many prismatics.
Hollow out band grizzly bar helical-blade rotor of the present invention, the whole string that joins end to end is threaded onto on central shaft, and connecting axis can be the pole of rigidity, can be also flexible tightrope; Can be divided into identical or different some groups of rotor quantity by locating part.
Hollow out band grizzly bar helical-blade rotor of the present invention, helical blade, hollow shaft and the spiral grizzly bar of hollow out band grizzly bar helical-blade rotor are by macromolecular material, polymer-based composite, metal or ceramic material.
Hollow out band grizzly bar helical-blade rotor of the present invention, helical blade, hollow shaft, the spiral grizzly bar of hollow out band grizzly bar helical-blade rotor are shaped to one; Or helical blade, hollow shaft, the moulding respectively of spiral grizzly bar, adopt method bonding, that weld, rivet, be threaded that spiral grizzly bar is fixed on helical blade, and helical blade is fixed in hollow shaft.
Hollow out band grizzly bar helical-blade rotor of the present invention, the parameters such as the diameter of the helical blade of hollow out band grizzly bar helical-blade rotor, axial length, lead angle, hollow out size, the bearing of trend of spiral grizzly bar, development length and quantity, spiral grizzly bar cross section, along pipeline radial dimension and thickness, can be processed into original definite according to intensity, the wearability of the working conditions such as velocity of medium, mixed effect requirement in pipeline internal diameter, pipe and hollow out band grizzly bar helical-blade rotor self in conjunction with manufacture.
The invention has the beneficial effects as follows: 1, fluid-mixing impacts hollow out band grizzly bar helical-blade rotor, hollow out band grizzly bar helical-blade rotor is rotated, hollow out band grizzly bar helical-blade rotor reacts on fluid-mixing, fluid-mixing flow direction is changed, form eddy flow, the flow path of fluid-mixing is increased, and incorporation time improves; 2, the radially spiral shell rib of helical blade and axially spiral shell rib the decentralized photo large group in fluid-mixing is divided into some decentralized photos clique, improve the contact area of decentralized photo and continuous phase, the mixed effect between raising decentralized photo and continuous phase; 3, spiral grizzly bar is divided into some decentralized photos clique by the decentralized photo group of the helical blade surface of flowing through, and part decentralized photo clique, through helical blade openwork part, is mixed with helical blade opposite side fluid, raising mixing uniformity; 4, radially spiral grizzly bar and oblique spiral grizzly bar produce and cut apart and baffling effect the fluid-mixing in pipeline centre, improve the Radial Flow of fluid-mixing, further improve the contact area of dispersed phase fluid and discrete phase fluid, improve mixed effect; 5, in hollow out band grizzly bar helical-blade rotor rotation process, the axial spiral shell rib of helical blade produces slight scraping effect to tube wall, prevents that in fluid adhesion tube wall and fluid, impurity adheres to tube wall formation dirt.
Accompanying drawing explanation
Fig. 1 is hollow out band grizzly bar helical-blade rotor of the present invention---the three-dimensional structure schematic diagram of the hollow out band grizzly bar helical-blade rotor that comprises axial screw grizzly bar and oblique spiral grizzly bar.
Fig. 2 is hollow out band grizzly bar helical-blade rotor of the present invention---comprise axial screw grizzly bar and the three-dimensional structure schematic diagram of the hollow out band grizzly bar helical-blade rotor of spiral grizzly bar radially.
Fig. 3 is hollow out band grizzly bar helical-blade rotor of the present invention---the three-dimensional structure schematic diagram of the hollow out band grizzly bar helical-blade rotor that comprises two, axial screw grizzly bars of being positioned at different hollow outs position different from pipeline distance between center line.
Fig. 4 is hollow out band grizzly bar helical-blade rotor of the present invention---the three-dimensional structure schematic diagram of the hollow out band grizzly bar helical-blade rotor that comprises two, axial screw grizzly bars of being positioned at identical hollow out position different from pipeline distance between center line.
Fig. 5 is the mounting structure schematic diagram of hollow out band grizzly bar helical-blade rotor of the present invention.
In figure, 1-ball-and-socket boss, 2-helical blade is spiral shell rib radially, the axial spiral shell rib of 3-helical blade, 4-ball-and-socket concave station, 5-helical blade, 6-oblique spiral grizzly bar, 7-hollow shaft, 8-axial screw grizzly bar, 9-spiral grizzly bar radially, 10-locating part, 11-suspension member, 12-hollow out band grizzly bar helical-blade rotor, 13-pipeline, 14-central shaft.
The specific embodiment
The specific implementation method of hollow out band grizzly bar helical-blade rotor of the present invention as shown in Figure 5, the mutual assembled arrangement of a plurality of hollow out band grizzly bar helical-blade rotors 12, the ball-and-socket boss 1 of hollow out band grizzly bar helical-blade rotor 12 hollow shaft 7 heads is connected with the ball-and-socket concave station 4 of adjacent hollow out band grizzly bar helical-blade rotor 12 hollow shaft 7 afterbodys, hollow out band grizzly bar helical-blade rotor 12 can be divided into some groups according to some, between group and group, by locating part 10, separated, be threaded onto on central shaft 14, integral body is placed in pipeline 13, simultaneously, suspension member 11 is stuck in pipeline 13 two ends, tighten central shaft 14, clamp locating part 10, the central shaft 14 that is coated with rotor string is fixed on to pipeline 13 two ends.
Fluid-mixing is comprised of continuous phase and decentralized photo, when fluid-mixing is flowed through the pipeline 13 of built-in hollow out band grizzly bar helical-blade rotor 12, impact the interior hollow out band of pipeline 13 grizzly bar helical-blade rotor 12, hollow out band grizzly bar helical-blade rotor 12 is rotated, after hollow out band grizzly bar helical-blade rotor 12 rotates, react on fluid-mixing, fluid-mixing flow direction is changed, form eddy flow, make fluid-mixing flow path increase, incorporation time improves simultaneously; The radially spiral shell rib 2 of helical blade 5 is divided into some decentralized photos clique by the large group of dispersed phase fluid, the spiral-shaped structure of helical blade 5 and revolving property are shifted the decentralized photo clique being divided into, in shifting process, the axial spiral shell rib 3 of helical blade 5 is further divided into less group by decentralized photo clique, improves the contact area of continuous phase and decentralized photo; Oblique spiral grizzly bar 6, axial screw grizzly bar 8, radially the spiral shell rib of spiral grizzly bar 9 is divided into some decentralized photos clique by the decentralized photo group on helical blade 5 surfaces of flowing through, part decentralized photo clique continues to flow along helical blade 5 hands of spiral, part decentralized photo clique is through helical blade 5 openwork parts, mix with helical blade 5 opposite side fluids, improve mixing uniformity; 9 pairs of fluid-mixings in pipeline 12 centres of oblique spiral grizzly bar 6 and radially spiral grizzly bar produce baffling effect, promote the Radial Flow of fluid-mixing, further improve mixed effect; In hollow out band grizzly bar helical-blade rotor 12 rotation processes, 5 pairs of tube walls of the axial spiral shell rib of helical blade produce slight scraping effect, and easily fouling in mixing for some, the operating mode of easily pasting tube wall have antiscale and anti-paste effect.
Claims (3)
1. hollow out band grizzly bar helical-blade rotor, it is characterized in that: mainly by hollow shaft, helical blade, spiral grizzly bar, formed, part helical blade hollow out, at hollow out position, embed screw type grizzly bar, between spiral grizzly bar and helical blade without relative motion, spiral grizzly bar along pipeline axially, canal path to or with pipeline center line at an angle direction extend; Around hollow shaft in the shape of a spiral, helical blade surface is less than pipeline internal diameter apart from the ultimate range of hollow shaft center line to helical blade, and helical blade edge seamed edge carries out bevelling or rounding.
2. hollow out band grizzly bar helical-blade rotor according to claim 1, it is characterized in that: spiral grizzly bar cross section is triangle, rectangle, rhombus, zigzag or stairstepping, spiral grizzly bar cross section is less than helical blade openwork part along the length of pipeline radial direction along the length of pipeline radial direction, and spiral grizzly bar thickness is greater than helical blade thickness.
3. hollow out band grizzly bar helical-blade rotor according to claim 1, is characterized in that: helical blade, hollow shaft, spiral grizzly bar are shaped to one; Or helical blade, hollow shaft, the moulding respectively of spiral grizzly bar, adopt method bonding, that weld, rivet or be threaded that spiral grizzly bar is fixed on helical blade, then helical blade be fixed in hollow shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516029.6U CN203448000U (en) | 2013-08-22 | 2013-08-22 | Hollow rotor with grid bars and helical blades |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320516029.6U CN203448000U (en) | 2013-08-22 | 2013-08-22 | Hollow rotor with grid bars and helical blades |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203448000U true CN203448000U (en) | 2014-02-26 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320516029.6U Expired - Fee Related CN203448000U (en) | 2013-08-22 | 2013-08-22 | Hollow rotor with grid bars and helical blades |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203448000U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103446901A (en) * | 2013-08-22 | 2013-12-18 | 北京化工大学 | Hollow rotor provided with grid bars and helical blades |
-
2013
- 2013-08-22 CN CN201320516029.6U patent/CN203448000U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103446901A (en) * | 2013-08-22 | 2013-12-18 | 北京化工大学 | Hollow rotor provided with grid bars and helical blades |
| CN103446901B (en) * | 2013-08-22 | 2016-04-27 | 北京化工大学 | Hollow out band grizzly bar helical-blade rotor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20140822 |
|
| EXPY | Termination of patent right or utility model |