CN204724470U - V-type powder concentrator internal classification diaphragm structure - Google Patents
V-type powder concentrator internal classification diaphragm structure Download PDFInfo
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- CN204724470U CN204724470U CN201520221618.0U CN201520221618U CN204724470U CN 204724470 U CN204724470 U CN 204724470U CN 201520221618 U CN201520221618 U CN 201520221618U CN 204724470 U CN204724470 U CN 204724470U
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- powder concentrator
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Abstract
The utility model discloses a kind of V-type powder concentrator internal classification diaphragm structure, comprise V-type powder concentrator body (1), V-type powder concentrator body (1) is provided with charging aperture (8), air inlet (9), coarse fodder outlet (4) and fine powder outlet (7), the slope of V-type powder concentrator body (1) entrance side is provided with multiple air inlet deflector (3) in stagger, the slope of V-type powder concentrator body (1) outlet side is provided with multiple in stepped air outlet deflector (5), also comprise several air intake shroudings (2), described air intake shrouding (2) is air inlet deflector interval, at least one place of continuous shutoff from the air inlet deflector (3) of topmost.The setting up of air intake shrouding in the utility model, extends the selection by winnowing time of material, decreases the generation of wind short circuit, improve selection by winnowing effect, reduce tailing over of material, improve output.
Description
Technical field
The utility model relates to a kind of V-type powder concentrator internal classification diaphragm structure, belongs to V-type powder concentrator technical field.
Background technology
V-type powder concentrator is broken up by material cake out in roll squeezer, again by powder concentrator structure that the qualified fine powder broken up in rear material is separated, its operation principle is: material is fed by upper feed inlet and forms material curtain, enters machine air-flow and passes material curtain from air inlet, realize contacting with material; In powder-separating area, the staged inclined baffle set by entrance side in powder concentrator and outlet side breaks up; Material, at deflection plate end, both sides reciprocating collision, reaches and breaks up material block, fully exposure fine powder and extend the effect of material curtain in the powder-separating area time of staying.Coarse fodder falls to discharging along deflector, and band material gas is discharged from exhaust outlet, enters powder concentrator sorting, makes material, gas separately; Deflection plate plays the function of water conservancy diversion and guide.The powder concentrator of this form is completely high by wind-power lifting, conveying, effectiveness of classification, and actual air volume is little, and difference pressuring loss is little, and finish fineness can control by regulating wind speed.But in actual use, there are the following problems:
1, when V-type powder concentrator runs, material, in blanking process, often has material to go out, washes away inlet slope, easily wind short circuit phenomenon occurs, selection by winnowing poor effect; Simultaneously the material wind selection time is shortly also an impediment to selection by winnowing effect.
2, current, the discharge outlet of V-type powder concentrator is generally connected with the powder concentrator A for further separation of material, and this powder concentrator A and V-type powder concentrator share a circulating fan.In order to more qualified material can be selected in V-type powder concentrator, just need the rotating speed suitably improving circulating fan, but because material in powder concentrator A has certain for table requirement, under this circulating fan rotating speed, the rotating speed of powder concentrator A must be improved, and as the 1400rpm of powder concentrator A rotating speed close to the upper limit, material ratio table is still about 330 kilograms per cubic meter, differ greatly with expection specific area 400 kilograms per cubic meter, now be forced to again the rotating speed reducing circulating fan, this selects more qualified material and improve circulating fan rotating speed with in order to choose from V and run counter to.
Summary of the invention
For above-mentioned prior art Problems existing, the utility model provides a kind of V-type powder concentrator internal classification diaphragm structure, can extend the material wind selection time, reduces the generation of wind short circuit, improves selection by winnowing effect, reduces tailing over of material, improves output.
To achieve these goals, a kind of V-type powder concentrator internal classification diaphragm structure that the utility model adopts, comprise V-type powder concentrator body, V-type powder concentrator body is provided with charging aperture, air inlet, coarse fodder outlet and fine powder outlet, the slope of V-type powder concentrator body entrance side is provided with multiple air inlet deflector in stagger, the slope of V-type powder concentrator body outlet side is provided with multiple in stepped air outlet deflector, it is characterized in that, also comprise several air intake shroudings, described air intake shrouding is air inlet deflector interval, at least one place of continuous shutoff from the air inlet deflector of topmost.
Preferably, the quantity of described air intake shrouding is four, and described four air intake shroudings are continuous shutoff air inlet deflector interval everywhere from the air inlet deflector of topmost.
Further, also comprise air-out shrouding, described air-out shrouding up counts at least one air outlet deflector interval to air outlet deflector from foot and carries out shutoff.
Preferably, described air-out shrouding up counts second and third to air outlet deflector from foot, shutoff is carried out at four air outlet deflector intervals.
Preferably, described air-out shrouding up counts second and third to air outlet deflector from foot, shutoff is carried out at five air outlet deflector intervals
Compared with prior art, the utility model is by setting up the air intake shrouding for shutoff air inlet water conservancy diversion interval in air inlet air deflector, decrease the draught area of material, and then extend the selection by winnowing time of material, decrease the generation of wind short circuit, improve selection by winnowing effect, reduce tailing over of material, improve output, effect is more obvious.In addition, set up the air-out shrouding for shutoff air outlet deflector interval in air outlet air deflector, added the wind speed of air outlet deflector, under making same circulating fan rotating speed, the wind speed going out deflector becomes large, can choose select more qualified material from V; Meanwhile, can ensure to reach expection specific area with material specific surface area in the powder concentrator A that V-type powder concentrator discharging opening is connected.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
In figure: 1, V-type powder concentrator body, 2, air intake shrouding, 3, air inlet deflector, 4, coarse fodder outlet, 5, air outlet deflector, 6, air-out shrouding, 7, fine powder outlet, 8, charging aperture, 9, air inlet.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in Figure 1, a kind of V-type powder concentrator internal classification diaphragm structure, comprise V-type powder concentrator body 1, V-type powder concentrator body 1 is provided with charging aperture 8, air inlet 9, coarse fodder outlet 4 and fine powder outlet 7, the slope of V-type powder concentrator body 1 entrance side is provided with multiple air inlet deflector 3 in stagger, the slope of V-type powder concentrator body 1 outlet side is provided with multiple in stepped air outlet deflector 5, it is characterized in that, also comprise several air intake shroudings 2, described air intake shrouding 2 is air inlet deflector interval, at least one place of continuous shutoff from the air inlet deflector 3 of topmost.
During use, for the setting up of air intake shrouding at shutoff air inlet water conservancy diversion interval, decrease the draught area of material, and then extend the selection by winnowing time of material, decrease the generation of wind short circuit, improve selection by winnowing effect, reduce tailing over of material, improve output, effect is more obvious.Preferably, when the quantity of described air intake shrouding 2 is four, and four air intake shroudings 2 from the air inlet deflector 3 of topmost continuous shutoff everywhere air inlet deflector interval time, its best results.
As improvement of the present utility model, also can comprise air-out shrouding 6, described air-out shrouding 6 pairs of air outlet deflectors 5 up count at least one air outlet deflector interval from foot and carry out shutoff, the setting of air-out shrouding 6 adds the wind speed of air outlet deflector, under making same circulating fan rotating speed, the wind speed going out deflector becomes large, can choose select more qualified material from V; Simultaneously, can ensure to reach expection specific area with material specific surface area in the powder concentrator A that V-type powder concentrator discharging opening is connected, solve existing V-type powder concentrator and be connected between the powder concentrator A of its exit and share a circulating fan, and the problem that when rotating speed of required circulating fan and V-type powder concentrator select more qualified material when powder concentrator A reaches optimum state, the rotating speed of required circulating fan is runed counter to.Wherein, described air-out shrouding 6 up can count second and third to air outlet deflector 5 from foot, shutoff is carried out at four air outlet deflector intervals, also up can count second and third to air outlet deflector 5 from foot, shutoff is carried out at five air outlet deflector intervals, the effect of the latter is better.
Test finds, when to air outlet deflector 5 from foot up count second and third, five air outlet deflector intervals carry out shutoff time, under same circulating fan rotating speed, the wind speed going out deflector becomes large, can choose select more qualified material from V.During same platform, circulating fan rotating speed comparatively before about 50rpm has fallen, circulating fan outlet negative pressure have dropped about 200Pa, and existing powder concentrator rotating speed is when about 1100rpm, and go out powder concentrator than table all at about 380kg/m3, effect is more obvious.This measure effectively solves this contradiction, is beneficial to middle control operator operation.
Claims (5)
1. a V-type powder concentrator internal classification diaphragm structure, comprise V-type powder concentrator body (1), V-type powder concentrator body (1) is provided with charging aperture (8), air inlet (9), coarse fodder outlet (4) and fine powder outlet (7), the slope of V-type powder concentrator body (1) entrance side is provided with multiple air inlet deflector (3) in stagger, the slope of V-type powder concentrator body (1) outlet side is provided with multiple in stepped air outlet deflector (5), it is characterized in that, also comprise several air intake shroudings (2), described air intake shrouding (2) is air inlet deflector interval, at least one place of continuous shutoff from the air inlet deflector (3) of topmost.
2. a kind of V-type powder concentrator internal classification diaphragm structure according to claim 1, it is characterized in that, the quantity of described air intake shrouding (2) is four, described four air intake shroudings (2) continuous shutoff air inlet deflector interval everywhere from the air inlet deflector (3) of topmost.
3. a kind of V-type powder concentrator internal classification diaphragm structure according to claim 1 and 2, it is characterized in that, also comprise air-out shrouding (6), described air-out shrouding (6) up counts at least one air outlet deflector interval to air outlet deflector (5) from foot and carries out shutoff.
4. a kind of V-type powder concentrator internal classification diaphragm structure according to claim 3, it is characterized in that, described air-out shrouding (6) up counts second and third to air outlet deflector (5) from foot, shutoff is carried out at four air outlet deflector intervals.
5. a kind of V-type powder concentrator internal classification diaphragm structure according to claim 3, it is characterized in that, described air-out shrouding (6) up counts second and third to air outlet deflector (5) from foot, shutoff is carried out at five air outlet deflector intervals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221618.0U CN204724470U (en) | 2015-04-13 | 2015-04-13 | V-type powder concentrator internal classification diaphragm structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520221618.0U CN204724470U (en) | 2015-04-13 | 2015-04-13 | V-type powder concentrator internal classification diaphragm structure |
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| Publication Number | Publication Date |
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| CN204724470U true CN204724470U (en) | 2015-10-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520221618.0U Expired - Fee Related CN204724470U (en) | 2015-04-13 | 2015-04-13 | V-type powder concentrator internal classification diaphragm structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562223A (en) * | 2015-12-18 | 2016-05-11 | 太仓井林机械科技有限公司 | Automatic slag powder concentrating machine |
| CN106694084A (en) * | 2017-01-24 | 2017-05-24 | 中储粮成都粮食储藏科学研究所 | Experimental rice huller |
| CN109926162A (en) * | 2019-04-27 | 2019-06-25 | 南京凯盛国际工程有限公司 | A kind of side air inlet selects the New-type vertical mill of powder with built-in assembled highly-effective |
| CN114178179A (en) * | 2021-12-09 | 2022-03-15 | 江苏吉能达环境能源科技有限公司 | Annular V-shaped selection composite powder concentrator |
| CN114618775A (en) * | 2022-03-10 | 2022-06-14 | 中材淄博重型机械有限公司 | Energy-saving environment-friendly unpowered composite powder concentrator |
-
2015
- 2015-04-13 CN CN201520221618.0U patent/CN204724470U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562223A (en) * | 2015-12-18 | 2016-05-11 | 太仓井林机械科技有限公司 | Automatic slag powder concentrating machine |
| CN106694084A (en) * | 2017-01-24 | 2017-05-24 | 中储粮成都粮食储藏科学研究所 | Experimental rice huller |
| CN109926162A (en) * | 2019-04-27 | 2019-06-25 | 南京凯盛国际工程有限公司 | A kind of side air inlet selects the New-type vertical mill of powder with built-in assembled highly-effective |
| CN114178179A (en) * | 2021-12-09 | 2022-03-15 | 江苏吉能达环境能源科技有限公司 | Annular V-shaped selection composite powder concentrator |
| CN114178179B (en) * | 2021-12-09 | 2022-12-02 | 江苏吉能达环境能源科技有限公司 | Annular V-shaped selection composite powder separator |
| CN114618775A (en) * | 2022-03-10 | 2022-06-14 | 中材淄博重型机械有限公司 | Energy-saving environment-friendly unpowered composite powder concentrator |
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| Date | Code | Title | Description |
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| 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: 20151028 Termination date: 20160413 |
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| CF01 | Termination of patent right due to non-payment of annual fee |