CN202366779U - Efficient powder selecting machine - Google Patents
Efficient powder selecting machine Download PDFInfo
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- CN202366779U CN202366779U CN 201120484062 CN201120484062U CN202366779U CN 202366779 U CN202366779 U CN 202366779U CN 201120484062 CN201120484062 CN 201120484062 CN 201120484062 U CN201120484062 U CN 201120484062U CN 202366779 U CN202366779 U CN 202366779U
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- powder concentrator
- efficient powder
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Abstract
The utility model relates to an efficient powder selecting machine. A lower cover body is connected with a middle cover body, the middle cover body is connected with an upper cover body, and the upper cover body is connected with a spindle upper end; a coarse material collection cone is connected with a stator lower end and the lower portion of the lower cover body; a rotor lower cone ring is connected with the spindle lower end and a rotor connecting rod; stators are arranged on the periphery of a rotor along the peripheral direction, the upper ends of the stators are connected with a frame through flanges, the rotor is a cage-shaped structure formed by vertical rotor blades arranged along the periphery direction and a horizontal partition plate; each stator comprises a stator blade and a stator shaft, the stator blades are arranged on the stator shafts along the tangential direction of the stator shafts, and the upper ends of the stator shafts extend out of the frame; and a transmission component drives a spindle, and a spindle lower end is connected with the frame in the circumferential direction through a spindle pull rod. By means of the technical scheme, the efficient powder selecting machine improves efficiency and achieves energy conservation and consumption reduction.
Description
Technical field
The utility model relates to the material triage techniques, particularly relates to a kind of and the high-efficient powder concentrator supporting processing electrolyte crust of flour mill piece.
Background technology
The finished product materials of flour mill is that the sorting through powder concentrator obtains, and stock grading is very important as far as the material triage techniques how to make powder concentrator carry out efficiently.
The Design of high effect rotor classifier key is the structural design of rotor and stator.Existing stator department guide vane is generally slab construction; And need radially angle with respect to the powder concentrator center line; The size of this angle is bigger to the influence of finished product materials Cut size; And this angle needs to regulate according to the composition of material and the variation of air velocity, must could confirm through the test run of band material
The inventor finds in realizing the utility model process: the stator angle of present powder concentrator is non-adjustable usually, makes powder concentrator can not well be adapted to the screening of different-grain diameter material, has influenced the efficient of powder concentrator; In addition, width was inconsistent before and after the slab construction setting of guide vane made overflow section, and the change of powder concentrator body resistance causes system fan to become big greatly, is unfavorable for energy-saving consumption-reducing; Also have; Powder concentrator is normally based on centrifugal classification field of force principle design, still, because rotor shapes varies and the factors such as unreasonable of graded region width and height; Therefore; Can not form stable pressure reduction and stable air velocity at graded region, thereby can't form the stable classification field of force, influence the efficient of powder concentrator.
Because the defective that above-mentioned existing powder concentrator exists; The inventor is based on being engaged in this type of product design manufacturing abundant for many years practical experience and professional knowledge; Cooperate the utilization of scientific principle, actively study innovation, in the hope of founding a kind of new structure and the high-efficient powder concentrator supporting processing electrolyte crust of flour mill piece; Can overcome the problem that existing powder concentrator exists, make it have more practicality.Through constantly research and design, and, found out the utility model of true tool practical value finally through after studying sample and improvement repeatedly.
The utility model content
The purpose of the utility model is, overcomes the defective that existing powder concentrator exists, and provide a kind of new structure can with the high-efficient powder concentrator of the supporting processing electrolyte crust of flour mill piece; Technical problem to be solved is; Improve the efficient of powder concentrator, and energy-saving consumption-reducing, be very suitable for practicality.
The purpose of the utility model and solve its technical problem and can adopt following technical scheme to realize.
A kind of high-efficient powder concentrator according to the utility model proposes mainly comprises: bottom cover body, coarse-grained material collection cone, rotor be awl circle, rotor, middle part cover body, stator, framework, top cover body, running part, main shaft and main shaft pull bar down; The bottom cover body is connected with the middle part cover body, and the middle part cover body is connected with the top cover body, and the top cover body is connected with the main shaft upper end; The coarse-grained material collection cone is connected with stator, and the coarse-grained material collection cone is connected with cover body bottom, bottom; Rotor awl circle down is connected with the main shaft lower end, and the awl circle is connected with the rotor connecting rod under the rotor; Rotor periphery along the circumferential direction is laid with stator, and the stator upper end connects through flange with framework, and rotor is formed cage structure by vertical rotor blade and the horizontal baffle along the circumferential direction laid; Stator comprises stator vane and stator axis, and stator vane is arranged on the stator axis along the stator axis tangential direction, and framework is stretched out in the stator axis upper end; Drive disk assembly drives main shaft, and the main shaft lower end is connected with framework through the main shaft pull bar in a circumferential direction.
The purpose of the utility model and solve its technical problem and can also adopt following technical measures to come further to realize.
Preferable, aforesaid high-efficient powder concentrator, the big up and small down taper of wherein said bottom cover body.
Preferable, aforesaid high-efficient powder concentrator, the open circles taper that wherein said coarse-grained material collection cone is big up and small down.
Preferable, aforesaid high-efficient powder concentrator, wherein said rotor are bored the radial connecting rod that encloses through horizontal direction and incline direction down and are connected with rotor.
Preferable, aforesaid high-efficient powder concentrator, wherein said middle part cover body is up-small and down-big taper.
Preferable, aforesaid high-efficient powder concentrator, wherein said framework is hollow cylinder.
Preferable, aforesaid high-efficient powder concentrator, the cover body side of presenting, wherein said top is the hollow truncated cone shape of circle down.
Preferable, aforesaid high-efficient powder concentrator, wherein said stator vane both sides are set to clad steel plate hard formation structure.
By technique scheme; The high-efficient powder concentrator of the utility model has advantage and beneficial effect at least: the high-efficient powder concentrator of the utility model is through the concentric annular zone in rotor outer ring and the formation of stator inner ring; Material disperses to be in the strength feed status before making main graded region, makes powder concentrator pre-dispersed effective; Because the shape of rotor is special adjustable with angle of stator blade, make that winner's stepped zone flow field is stable, classification power is strong, classification is rapid and classification efficiency is high and the effectiveness of classification index is high; Main shaft make product fineness adjustable, and adjustable extent is big through adopting the adjustable angle of frequency control motor driving and stator vane, can realize that fully product fineness is between 3～80 microns; Higher gas flow and higher solid-gas ratio make that the processed in units amount of powder concentrator is big, and equipment resistance is little; Thereby the utility model has improved the efficient of powder concentrator, and has realized energy-saving consumption-reducing.
In sum, the utility model has obvious improvement technically, and has significantly positive technique effect, becomes the new design of a novelty, progress, practicality.
Above-mentioned explanation only is the general introduction of the utility model technical scheme; In order more to know the technological means of understanding the utility model; And can implement according to the content of specification, and in order to let the above-mentioned of the utility model and other purposes, characteristic and the advantage can be more obviously understandable, below special act preferred embodiment; And conjunction with figs., specify as follows.
Description of drawings
Fig. 1 is the front view of the high-efficient powder concentrator of the utility model;
Fig. 2 is the A-A cutaway view of Fig. 1;
Fig. 3 is the partial enlarged drawing of the I portion among Fig. 2.
The specific embodiment
For further setting forth the utility model is to reach technological means and the effect that predetermined utility model purpose is taked; Below in conjunction with accompanying drawing and preferred embodiment; To its specific embodiment of high-efficient powder concentrator, structure, characteristic and the effect thereof that proposes according to the utility model, specify as after.
High-efficient powder concentrator shown in Fig. 1 mainly comprises internal body and engine body exterior two parts; Internal body wherein is provided with main shaft 10, stator 6, rotor 4, rotor awl circle 3 and coarse-grained material collection cone 2 down from top to down, and engine body exterior wherein is provided with running part 9, top cover body 8, framework 7, middle part cover body 5 and bottom cover body 1 from top to down.
Top cover body 8 is the hollow truncated cone shape structure of square top and round bottom, and the lower flange of top cover body 8 connects through bolt with the upper flange of framework 7; Framework 7 is hollow cylinder, and the lower flange of framework 7 is connected with the upper flange bolt of middle part cover body 5; Middle part cover body 5 is up-small and down-big little cone structure; The lower flange of middle part cover body 5 is connected with the upper flange bolt of bottom cover body 1; The cone structure that bottom cover body 1 is big up and small down.
In flour mill, pulverize the elementary powder of the electrolyte crust piece that obtains, be transferred to powder concentrator, at first carry out gravity classification in the auxilliary graded region between bottom cover body 1 and coarse fodder collection cone 2 through conveying pipeline 13; Then under stator 6 effects, get into the concentric annular zone that rotor 4 outer rings and stator 6 inner rings form uniformly--in the main graded region, in this zone, because the rectified action of rotor blade and horizontal baffle; The local eddy currents that does not exist wall effect and dead angle to form in this stepped zone improves classification efficiency; And on any height of the same radius of cavity between rotor 4 and the stator 6, inside and outside differential pressure is consistent all the time, and air velocity equates; Thereby guaranteed that the suffered equilibrium relation of each power is constant; The classification field of force in the stepped zone is highly stable, and according to airflow centrifugal power and equilibrium of forces entad, material carries out centrifugal classification; Coarse granule is by centrifugal stator vane 17 terminals that are thrown to of cage rotor, because gravity is used as oversized particles and drops to coarse-grained material collection cone 2, qualified finished particle then gets into outside rotor 4 inside and the air-out meal outlet discharge machine by top cover body 1 there.
The above only is the preferred embodiment of the utility model; Be not that the utility model is done any pro forma restriction; Though the utility model discloses as above with preferred embodiment; Yet be not in order to limit the utility model; Any professional and technical personnel of being familiar with makes a little change or is modified to the equivalent embodiment of equivalent variations when the technology contents of above-mentioned announcement capable of using in not breaking away from the utility model technical scheme scope, is the content that does not break away from the utility model technical scheme in every case;, all still belong in the scope of the utility model technical scheme any simple modification, equivalent variations and modification that above embodiment did according to the technical spirit of the utility model.
Claims (8)
1. high-efficient powder concentrator; It is characterized in that, comprising: bottom cover body (1), coarse-grained material collection cone (2), rotor be awl circle (3), rotor (4), middle part cover body (5), stator (6), framework (7), top cover body (8), running part (9), main shaft (10) and main shaft pull bar (11) down;
Bottom cover body (1) is connected with middle part cover body (5), and middle part cover body (5) is connected with top cover body (8), and top cover body (8) is connected with main shaft (10) upper end;
Coarse-grained material collection cone (2) is connected with stator (6) lower end, and coarse-grained material collection cone (2) is connected with bottom cover body (1) bottom;
Rotor awl circle (3) down is connected with main shaft (10) lower end, and awl circle (3) is connected with rotor (4) connecting rod under the rotor;
Rotor (4) periphery along the circumferential direction is laid with stator (6), and stator (6) the same framework in upper end (7) connects through flange, and rotor (4) is formed cage structure by vertical rotor blade and the horizontal baffle along the circumferential direction laid;
Stator (6) comprises stator vane (17) and stator axis (18), and stator vane (17) is arranged on the stator axis (18) along stator axis (18) tangential direction, and framework (7) is stretched out in stator axis (18) upper end;
Drive disk assembly (9) drives main shaft (10), and main shaft (10) lower end is connected with framework (7) through main shaft pull bar (11) in a circumferential direction.
2. high-efficient powder concentrator according to claim 1 is characterized in that, the big up and small down taper of said bottom cover body (1).
3. high-efficient powder concentrator according to claim 1 is characterized in that, the open circles taper that said coarse-grained material collection cone (2) is big up and small down.
4. high-efficient powder concentrator according to claim 1 is characterized in that, awl circle (3) is connected through the same rotor of radial connecting rod (4) of horizontal direction and incline direction under the said rotor.
5. high-efficient powder concentrator according to claim 1 is characterized in that, said middle part cover body (5) is up-small and down-big taper.
6. high-efficient powder concentrator according to claim 1 is characterized in that, said framework (7) is hollow cylinder.
7. high-efficient powder concentrator according to claim 1 is characterized in that, said top cover body (8) is the hollow truncated cone shape of square top and round bottom.
8. high-efficient powder concentrator according to claim 1 is characterized in that, said stator vane (17) both sides are set to clad steel plate hard formation structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120484062 CN202366779U (en) | 2011-11-29 | 2011-11-29 | Efficient powder selecting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120484062 CN202366779U (en) | 2011-11-29 | 2011-11-29 | Efficient powder selecting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202366779U true CN202366779U (en) | 2012-08-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120484062 Expired - Fee Related CN202366779U (en) | 2011-11-29 | 2011-11-29 | Efficient powder selecting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202366779U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127996A (en) * | 2011-11-29 | 2013-06-05 | 洛阳宇航重工机械有限公司 | High-efficient powder selecting machine |
| CN104148286A (en) * | 2014-07-14 | 2014-11-19 | 南京西普水泥工程集团有限公司 | Separation equipment for grinding system of roller press |
| CN113369140A (en) * | 2021-07-20 | 2021-09-10 | 天津水泥工业设计研究院有限公司 | Design method of superfine powder concentrator based on thickness separation of semi-finished products |
-
2011
- 2011-11-29 CN CN 201120484062 patent/CN202366779U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103127996A (en) * | 2011-11-29 | 2013-06-05 | 洛阳宇航重工机械有限公司 | High-efficient powder selecting machine |
| CN104148286A (en) * | 2014-07-14 | 2014-11-19 | 南京西普水泥工程集团有限公司 | Separation equipment for grinding system of roller press |
| CN104148286B (en) * | 2014-07-14 | 2016-06-01 | 南京西普水泥工程集团有限公司 | A kind of size separation equipment for roller press grinding system |
| CN113369140A (en) * | 2021-07-20 | 2021-09-10 | 天津水泥工业设计研究院有限公司 | Design method of superfine powder concentrator based on thickness separation of semi-finished products |
| CN113369140B (en) * | 2021-07-20 | 2022-06-21 | 天津水泥工业设计研究院有限公司 | Design method of superfine powder concentrator based on thickness separation of semi-finished products |
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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: 20120808 Termination date: 20141129 |
|
| EXPY | Termination of patent right or utility model |