CN203791209U - Efficient powder separator - Google Patents
Efficient powder separator Download PDFInfo
- Publication number
- CN203791209U CN203791209U CN201420213075.3U CN201420213075U CN203791209U CN 203791209 U CN203791209 U CN 203791209U CN 201420213075 U CN201420213075 U CN 201420213075U CN 203791209 U CN203791209 U CN 203791209U
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- type rotor
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- 239000000843 powder Substances 0.000 title claims abstract description 87
- 230000002093 peripheral effect Effects 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 19
- 239000007787 solid Substances 0.000 abstract description 7
- 238000004140 cleaning Methods 0.000 abstract 2
- 238000000926 separation method Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 description 12
- 230000008859 change Effects 0.000 description 4
- 239000006185 dispersion Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000007480 spreading Effects 0.000 description 4
- 238000003892 spreading Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 235000012054 meals Nutrition 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Landscapes
- Combined Means For Separation Of Solids (AREA)
- Cyclones (AREA)
Abstract
The utility model discloses an efficient powder separator. The efficient powder separator mainly comprises a shell, a feeding inlet, a cage column type rotor, an air inlet, two air outlets, air guiding components, an ash cleaning air passage, a variable-speed motor and the like. The efficient powder separator is characterized in that with maintaining the original equipment body, the new cage column type rotor is connected with the lower portion of the original cage column type rotor, secondary-dispersing plates are respectively arranged at the bottoms of the original air guiding components, the circular ash cleaning air passage is arranged in an ash hopper, and a powder-separating air-circulating system is composed of a new air outlet, an air outlet bend, a cyclone collector and a blower which are respectively arranged on the lower portion of the new cage column type rotor; overmuch equipment upgrading investment is avoided, the powder separator air outlets up and down are adopted, powder-separating air quantity is increased, gas-solid ratio is improved, powder dispersing effect is strengthened, and multiple separations are achieved, so that powder separating efficiency is effectively improved, and yield of a closed-circuit grinding system is increased with energy saved and cost reduced.
Description
Technical field
The utility model relates to a kind of powder equipment that selects, and relates in particular to a kind of high-efficient powder concentrator.
Background technology
In the grinding process of manufacture of cement, in order to make particle reach certain fineness requirement, avoid the excessive grinding of particle pulverized simultaneously, all can use powder concentrator.The height of powder concentrator grinding efficiency, directly affects the output of grinding system, powder concentrator of the prior art or be simple upper air-out, or be simple lower air-out, and simultaneously due in prior art, only once select powder, select the efficiency of powder lower; Powder concentrator gas-solid ratio is the important parameter of design selection, improve the raising grinding efficiency that the gas-solid ratio of powder concentrator can be limited, simultaneously, increase powder concentrator gas-solid ratio with raising air quantity under Isoquant, the bag filter that needs supporting same processing air quantity, and the price of bag filter is relatively expensive, the power of motor of system also can rise.Therefore, in order to improve gas-solid ratio, selecting the powder concentrator system of larger specification is uneconomic (grinding efficiency improves limited).Effective method is to increase a set of powder system that selects at present, realizes secondary and selects powder, improves overall grinding efficiency.But this method can make investment and power consumption significantly rise.
For the deficiencies in the prior art described above, with regard to powder concentrator efficient operation principle, increase gas-solid ratio, and in an equipment, realize secondary and select powder, can improve significantly grinding efficiency; Particularly the existing powder concentrator transformation in use is achieved to secondary and select powder, improve its grinding efficiency, meanwhile, due to the raising of gas-solid ratio, how processing with air quantity of increase is more economical, is all innovative point of the present utility model place.
Utility model content
To sum up, for the various deficiencies that exist in prior art, the utility model is intended to develop a kind of high-efficient powder concentrator, do not changing on the basis of original plant equipment agent structure, by increasing one-level, select powder, the mode that simultaneously increases a set of circulated air treatment system increases with air quantity, improves dispersion effect, improves the grinding efficiency of powder concentrator.
For reaching above-mentioned effect, the utility model is by the following technical solutions: its structure mainly comprises: charging aperture, rotating shaft, cage column type rotor, multistage air inlet, air outlet, wind guiding component, annular deashing air channel, ash bucket and buncher, described cage column type rotor is provided with rotor blade, in the middle of described cage column type rotor, there are a rotating shaft, described rotating shaft to be connected with buncher and drive cage column type rotor to rotate; Described cage column type rotor periphery has wind guiding component, and described wind guiding component is provided with wind blade; Described wind guiding component is positioned at housing, described cage column type rotor bottom is connected to cage column type rotor extension, described cage column type rotor extension is arranged with twice dispersing plate outward, the center, end of described cage column type rotor extension is provided with air outlet, described air outlet joins through sealing device and air-out bend pipe, the external rotoclone collector of the described air-out bend pipe other end, described rotoclone collector is connected with blower fan, afterwards blower and pipeline is connected to the air inlet of powder concentrator.
Further preferred version is, described cage column type rotor extension is arranged with the peripheral wind blade of cage column type rotor extension with rotor blade parallel arrangement outward, and described cage column type rotor extension diameter is less than cage column type root diameter.
Further preferred version is, described ash bucket is provided with annular deashing air channel.
Further preferred version is, described twice dispersing plate is comprised of polylith.
In the utility model, described twice dispersing plate and wind guiding component angle are 30 °～60 °; The plate of twice dispersing described in preferred embodiment and wind guiding component are 45 °.
During work, powder is entered in powder concentrator by charging aperture, through spreading disk, be sprinkled into the powder-separating space between wind blade and rotor, now, negative pressure gas enters powder-separating space by air inlet via wind blade assembly, then carrying fine powder enters in cage column type rotor, due to rotor blade with wind guiding component blade is at an angle arranges, cage column type rotor is turned round by driven by motor, thereby form swirling eddy at powder-separating space, effect due to negative pressure gas, when powder enters powder-separating space, powder particle is subject to gravity, the effect of wind-force and centrifugal force, larger particle can sink to entering ash bucket, and discharge in time, less particle fine powder can be carried by wind-force effect, via pipeline, enter in fine powder collector (as bagroom).In this device; Owing to having increased cage column type rotor extension at cage column type rotor hypomere, cage column type rotor extension diameter is less than cage column type root diameter, and in the utility model patent, peripheral at cage column type rotor extension, original wind guiding component bottom is provided with twice dispersing device, to, through once selecting the material of powder to collect, disperse, makes previous particle of reuniting together impact cutting group herein, effectively improve dispersion effect, reach the effect that secondary selects powder.The manner does not need to change existing equipment main body, and cost increases few; In addition, in cage column type rotor extension bottom, be connected to an air-out bend pipe, the air-out bend pipe other end connects fine powder collector, blower fan successively, be connected with the side air inlet on powder concentrator afterwards, form closed cycle air-channel system, due to this system increase to select powder not need with air quantity emptying, less demanding to the clean-up effect of fine powder collector, can select cyclone dust collectors, reduce system cost.This is also another bright spot of the present utility model; In the utility model, on ash bucket, be provided with annular deashing air channel, owing to being negative pressure in powder concentrator, so behind open loop shape deashing air channel, effect due to inside and outside differential pressure, extraneous air can enter in powder concentrator automatically, and the fine powder that the powder falling in ash bucket is carried secretly is again separated, further improves grinding efficiency.
To sum up, adopt the beneficial effect of the utility model high-efficient powder concentrator to be:
1) peripheral at cage column type rotor extension, original wind guiding component bottom has increased twice dispersing plate, to, through once selecting the material of powder to collect, disperse, makes previous particle of reuniting together impact cutting group herein, effectively improves dispersion effect.
2) at cage column type rotor hypomere, increased cage column type rotor extension, cage column type rotor extension diameter is less than cage column type root diameter, realized secondary and selected powder effect together with the twice dispersing device increasing, do not needed to change existing equipment main body, and do not need to change original operating parameter; Low cost realizes the effect that secondary selects powder system.
3) in cage column type rotor extension end central authorities, be connected to an air-out bend pipe, the air-out bend pipe other end connects rotoclone collector, blower fan successively, be connected with the side air inlet of powder concentrator afterwards, like this, both guaranteed that secondary selected the air quantity of using of powder, again because this device is closed circuit circulatory system, air quantity used does not need emptying, requirement to clean-up effect is lower, can select cyclone dust collectors, and do not need good purification but expensive sack cleaner, with regard to saving production cost, be also another bright spot of the present utility model.
4) on ash bucket, be provided with annular deashing air channel, owing to being negative pressure in powder concentrator, so behind open loop shape deashing air channel, effect due to inside and outside differential pressure, extraneous air can enter in powder concentrator automatically, and the fine powder that the powder falling in ash bucket is carried secretly is again separated, further improves grinding efficiency.
Accompanying drawing explanation
Fig. 1 is the utility model high-efficient powder concentrator structural profile schematic diagram.
In accompanying drawing, be respectively labeled as: (1) air outlet; (2) rotating shaft; (3) buncher; (4) charging aperture; (5) housing; (6) air inlet; (7) wind guiding component; (7-1) wind guiding component blade; (8) cage column type rotor; (8-1) rotor blade; (8-2) spreading disk; (9) the peripheral wind blade of cage column type rotor extension; (10) twice dispersing plate; (11) cage column type rotor extension; (12) air-out bend pipe; (13) annular deashing air channel; (14) ash bucket; (15) discharging opening; (16) rotoclone collector; (17) blower fan; (18) bag filter.
The specific embodiment
In order to make the advantage of the purpose of this utility model and technical scheme clearer, below in conjunction with accompanying drawing and example, the utility model is further elaborated.
By reference to the accompanying drawings to the utility model detailed explanation in addition, a kind of high-efficient powder concentrator, its structure mainly comprises: air outlet 1, charging aperture 4, cage column type rotor 8, housing 5, wind guiding component 7, bag filter 18, ash bucket 14 and buncher 3, described cage column type rotor 8 is provided with rotor blade 8-1, and described cage column type rotor 8 is provided with spreading disk 8-2; In the middle of described cage column type rotor 8, have a rotating shaft 2, described rotating shaft 2 is connected with buncher 3, drives cage column type rotor 8 to rotate; Described cage column type rotor 8 is outer is with wind guiding component 7, and described wind guiding component 7 is provided with the wind blade 7-1 of arranging at an angle with rotor blade 8-1; Described wind guiding component 7 is between housing 5 and rotor 8, described cage column type rotor 8 bottoms are connected to cage column type rotor extension 11, the end central authorities of described cage column type rotor extension 11 are connected to air-out bend pipe 12, the external rotoclone collector 16 of described air-out bend pipe 12 other end, described rotoclone collector 16 is connected with blower fan 17, afterwards it is connected to side air inlet 6 by pipeline; Described cage column type rotor 11 is provided with the cage column type rotor extension blade 11-1 with rotor blade 8-1 parallel arrangement, and described cage column type rotor extension 11 diameters are less than the diameter of cage column type rotor 8; Described ash bucket 14 is provided with annular deashing air channel 13; Described wind guiding component 7 bottoms are provided with twice dispersing plate 10; Further preferred version is, described twice dispersing plate 10 is 30 °～60 ° with wind guiding component 7; In the utility model, the plate of twice dispersing described in preferred embodiment 10 is 45 ° with wind guiding component 7.
During work, powder is added in powder concentrator by charging aperture 4, now, select powder gas to enter housing 5 by air inlet 6, via wind guiding component 7, enter powder-separating space mixed powder is carried out to sorting, due to wind guiding component blade 7-1 and rotor blade 8-1 is at an angle and parallel to each other arranging, add that cage column type rotor 8 drives running by buncher 3, make the gas that enters powder-separating space enter rotor while rotating, , effect due to negative pressure gas, when powder drops into after powder-separating space, powder particle is at wind-force, under gravity and centrifugal action, the particle that particle diameter is larger and powder ball can continue to decline, the fine powder that particle diameter is less enters in cage column type rotor 8 with air-flow, then through air outlet, by pipeline, enter in bag filter 18 and be collected as finished product, in this device, owing to having increased twice dispersing plate 10 in wind guiding component 7 bottoms, the not particle of fine dispersion of reuniting together enters secondary powder-separating space after can again being disperseed by secondary pulse herein, and in the present embodiment, owing to having increased cage column type rotor extension 11 in cage column type rotor 8 lower ends, cage column type rotor extension 11 diameters are less than the diameter of cage column type rotor 8, can when realizing preferably secondary spreading, guarantee enough powder-separating spaces, and do not need existing equipment to do large change, improvement cost is low, that through the powder of twice dispersing, at this powder-separating space, repeats upper level selects powder process, and meal continues to decline and enters ash bucket and get rid of back mill, fine powder enters rotor extension 11 with the wind, in cage column type rotor extension 11 ends, be connected to an air-out bend pipe 12, air-out bend pipe 12 other ends connect rotoclone collector 16, blower fan 17 successively, be connected with powder concentrator side air inlet 6 afterwards, complete the closed cycle of selecting powder gas, fine powder enters with the wind rotoclone collector and is collected as finished product.Like this, by the peripheral wind blade 9 of the parts cage column type rotor extension that increases newly, twice dispersing plate 10, cage column type rotor extension 11, air-out bend pipe 12, rotoclone collector 16, blower fan 17, form a complete secondary powder concentrator system, realized the effect that secondary selects powder.And this selects powder system is closed circuit circulatory system, and air quantity used does not need emptying, lower to the requirement of clean-up effect, can select cyclone dust collectors, and do not need good purification but expensive sack cleaner, with regard to saving production cost, be also another bright spot of the present utility model; In the present embodiment, on ash bucket 14, be provided with annular deashing air channel 13, owing to being negative pressure in powder concentrator, so behind open loop shape deashing air channel, effect due to inside and outside differential pressure, extraneous air can enter in powder concentrator automatically, and the fine powder that the powder falling in ash bucket is carried secretly is again separated, further improves grinding efficiency.
Above; it is only better embodiment of the present utility model; but protection domain of the present utility model also more than that; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the variation that can expect easily or replacement; within all should being encompassed in protection domain of the present utility model, therefore, protection domain of the present utility model should be as the criterion with the protection domain that claims were defined.
Claims (8)
1. a high-efficient powder concentrator, its structure mainly comprises: charging aperture, rotating shaft, cage column type rotor, air inlet, air outlet, wind guiding component, annular deashing air channel, ash bucket and buncher, described cage column type rotor is provided with rotor blade, in the middle of described cage column type rotor, there are a rotating shaft, described rotating shaft to be connected with buncher and drive cage column type rotor to rotate; Described cage column type rotor periphery has wind guiding component, and described wind guiding component is provided with wind blade; Described wind guiding component is positioned at housing, it is characterized in that: described cage column type rotor bottom is connected to cage column type rotor extension, described cage column type rotor extension is arranged with twice dispersing plate outward, the center, end of described cage column type rotor extension is provided with air outlet, described air outlet joins through sealing device and air-out bend pipe, the external rotoclone collector of the described air-out bend pipe other end, described rotoclone collector is connected with blower fan, afterwards blower and pipeline is connected to the air inlet of powder concentrator.
2. high-efficient powder concentrator according to claim 1, is characterized in that: described cage column type rotor extension is arranged with the peripheral wind blade of cage column type rotor extension with rotor blade parallel arrangement outward.
3. high-efficient powder concentrator according to claim 1 and 2, is characterized in that: described cage column type rotor extension diameter is less than cage column type root diameter.
4. high-efficient powder concentrator according to claim 1, is characterized in that: described ash bucket is provided with annular deashing air channel.
5. high-efficient powder concentrator according to claim 1, is characterized in that: described cage column type rotor extension is peripheral, wind guiding component bottom is provided with twice dispersing plate.
6. high-efficient powder concentrator according to claim 5, is characterized in that: described twice dispersing plate is comprised of polylith.
7. high-efficient powder concentrator according to claim 5, is characterized in that: described twice dispersing plate and wind guiding component angle are 30 °～60 °.
8. high-efficient powder concentrator according to claim 7, is characterized in that: described twice dispersing plate and wind guiding component angle are 45 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213075.3U CN203791209U (en) | 2014-04-29 | 2014-04-29 | Efficient powder separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420213075.3U CN203791209U (en) | 2014-04-29 | 2014-04-29 | Efficient powder separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203791209U true CN203791209U (en) | 2014-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420213075.3U Expired - Fee Related CN203791209U (en) | 2014-04-29 | 2014-04-29 | Efficient powder separator |
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| Country | Link |
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| CN (1) | CN203791209U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259102A (en) * | 2014-09-17 | 2015-01-07 | 南京凯盛国际工程有限公司 | Novel dynamic powder concentrator |
| CN107755260A (en) * | 2017-11-13 | 2018-03-06 | 盐城吉达环保设备有限公司 | A kind of twin shaft birotor is classified powder concentrator |
| CN107855277A (en) * | 2017-11-17 | 2018-03-30 | 天津水泥工业设计研究院有限公司 | A kind of centripetal high-efficient powder concentrator movable vane piece and design method |
-
2014
- 2014-04-29 CN CN201420213075.3U patent/CN203791209U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104259102A (en) * | 2014-09-17 | 2015-01-07 | 南京凯盛国际工程有限公司 | Novel dynamic powder concentrator |
| CN107755260A (en) * | 2017-11-13 | 2018-03-06 | 盐城吉达环保设备有限公司 | A kind of twin shaft birotor is classified powder concentrator |
| CN107855277A (en) * | 2017-11-17 | 2018-03-30 | 天津水泥工业设计研究院有限公司 | A kind of centripetal high-efficient powder concentrator movable vane piece and design method |
| CN107855277B (en) * | 2017-11-17 | 2023-08-25 | 天津水泥工业设计研究院有限公司 | Moving blade for centripetal efficient powder concentrator and design method |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140827 |