CN102513292B - Powder sieving device for zinc powder production - Google Patents
Powder sieving device for zinc powder production Download PDFInfo
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- CN102513292B CN102513292B CN2011104350640A CN201110435064A CN102513292B CN 102513292 B CN102513292 B CN 102513292B CN 2011104350640 A CN2011104350640 A CN 2011104350640A CN 201110435064 A CN201110435064 A CN 201110435064A CN 102513292 B CN102513292 B CN 102513292B
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Abstract
The invention relates to a powder sieving device for zinc powder production, which comprises a spiral feeding mechanism (1), a powder sieving mechanism (2), a coarse powder collecting mechanism (3) and a cloth bag type dust collector (4). A spiral feeding opening of the spiral feeding mechanism (1) is communicated with a feeding opening arranged at the top of a powder sieving box (5) of the powder sieving mechanism (2) via a flexible connecting pipe, and the powder sieving mechanism (2) is communicated with the cloth bag type dust collector (4) via the coarse powder collecting mechanism (3). Material openings of the powder sieving device adopt a flexible connection mode, and tail gas is treated by the cloth bag type dust collector (3). The powder sieving device for zinc powder production has advantages of fine classification effect, high purity and yield of products, zero pollution and the like.
Description
Technical field
The present invention relates to solid is separated from solid, be specifically related to a kind of device solid separated from solid with dusting cover.
Background technology
In the preparation and application of powder, for meeting product grading, often need to carry out graded operation to powder, a lot of multi-form sieve powder devices have appearred for this reason.Current sieving machine, in the front and back process of conducting powder grain screening, adopt wind to send or the helical feed mode is carried powder usually, but also do not occur that a kind of wind that simultaneously adopts send the sieving machine with helical feed.And generally adopt wind to send that row carries to, due to the needs wind regime, can cause some impurity to enter into material with wind regime, cause product impure, affect product quality; At wind, send in process, because of not yet in effect gathering dust before emission, portioned product can, with exhaust emissions in atmosphere, cause air-polluting to cause the waste of powder simultaneously simultaneously.
For example, the Chinese patent that application number is CN201120057724.1, dried starch screening packing device in a kind of starch production is disclosed, comprise the vibration screening device and the starch Automatic Weighing and Packing Equipment that are communicated with successively by the starch conveying device with the starch drying unit, and the meal retracting device be communicated with described vibration screening device, described starch conveying device is screw conveying device.This device is used screw conveying device to carry starch, has reduced conveying energy consumption, and exogenous impurity can not enter in starch, has avoided dried starch in the prior art to enter the phenomenon of atmosphere with tail gas.But, this dried starch screening packing device can not solve air pollution and the powder waste that wind send transmission to cause, and the discharging opening that the conveying device of this device adopts is duct type material pipe, in the process that in the time of can causing discharging, starch falls, dust flies up and causes the powder waste.
Summary of the invention
For overcoming above-mentioned defect, the invention provides that a kind of grading effect is good, product purity is high, product yield is high, free of contamination sieve powder device.
For achieving the above object, the present invention by the following technical solutions: a kind of sieve powder device of producing for zinc powder comprises plural feed screw structure, sieving machine structure, meal collecting mechanism, bagroom.
The spiral feed opening of feed screw structure is connected by the charging aperture of hose connector and sieving machine structure, by the meal collecting mechanism, sieving machine structure and bagroom is connected.
Described sieving machine structure consists of sieve powder case, spring vibration screening mechanism, conveying worm; Sieve powder case is one and narrows down gradually from top to bottom, is convenient to powder and concentrate on the casing that sieves powder case bottom; The top of sieve powder case one end is provided with charging aperture, in sieve powder case, is provided with fine powder groove and meal groove, and the set spring vibration screening mechanism of sieve powder case is provided with screen cloth; Sieve powder case is provided with an end of charging aperture and places a conveying worm, and the carrier pipe of this conveying worm is along the fine powder groove through sieve powder case bottom, and the end that this carrier pipe passes sieve powder case is provided with the fine powder feed opening, and this fine powder feed opening place is provided with hose connector; The sidewall of sieve powder lower box part is provided with a meal discharging opening; This sieve powder case tilts rack-mount, and its end that is provided with charging aperture is higher than the other end.
Wherein, the mesh of described screen cloth is 122 orders ~ 130 orders.
Described meal collecting mechanism consists of meal discharge nozzle and tremie pipe, a discharge box of described tremie pipe bottom is provided with the meal feed opening, and this meal feed opening place is provided with hose connector, the inclination of meal discharge nozzle, and a termination is led to the tremie pipe sidewall, it is at a certain angle that two pipelines are connected shape; The oblique downward-extension of the other end of meal discharge nozzle, and connect the meal discharging opening that sieves the powder case, the other end of tremie pipe is connected the sidewall of bagroom staving.
Described bagroom is provided with a Fans, and bagroom staving top is provided with a blast pipe, and No. two discharge boxs of its bottom are provided with the meal feed opening, and this meal feed opening place is provided with hose connector.
The workflow of system is:
A, starting drive, put into the product zinc powder blanking tube of feed screw structure, by the feed screw structure, sent in sieve powder case;
B, spring vibration screening mechanism carry out classification by the screening of product zinc powder, are greater than the thin zinc powder of 126 purpose and fall in the fine powder groove, are less than or equal to 126 purpose crude zinc powder and fall in the meal groove;
C, conveying worm are sent to the fine powder feed opening by the thin zinc powder in the fine powder groove, carry out finished product packing;
D, startup blower fan suck the crude zinc powder in the meal groove in bagroom along the meal discharge nozzle, in part crude zinc powder drops to discharge box along tremie pipe, few part crude zinc powder enters staving, tail gas after Bag filter is from the blast pipe discharge, and the crude zinc powder that cloth bag is collected falls in No. two discharge boxs of staving bottom;
E, send the crude zinc powder of collecting back to electric furnace and again process.
Beneficial effect:1. the charging of this sieve powder device and feed opening place adopt the mode that is flexible coupling, and are not easy in the blanking process to stop up, and prevent from when powder from falling flying up, thereby avoided the powder waste, have improved product yield.
2. this sieve powder device has good sealing, guarantees that sieve powder overall process completes under sealing state, and exogenous impurity can not enter in powder, and finished product purity is high.
3. this sieve powder device adopts bagroom to process tail gas, and the bagroom adopted has good filter effect, only contains micro powder in the tail gas after filtration, has improved product yield when having avoided environmental pollution.
The accompanying drawing explanation
The perspective view that Fig. 1 is a kind of sieve powder device of producing for zinc powder of the present invention.
The front view that Fig. 2 is the sieving machine structure that adopts of a kind of powder of the sieve for zinc powder production of the present invention device.
The left view that Fig. 3 is the sieving machine structure that adopts of a kind of powder of the sieve for zinc powder production of the present invention device.
In above-mentioned accompanying drawing: discharge box of 1-feed screw structure 2-sieving machine structure 3-meal collecting mechanism 4-bagroom 5-sieve powder case 6-fine powder groove 7-meal groove 8-screen cloth 9-meal discharge nozzle 10-tremie pipe 11-, No. bis-discharge boxs of 12-.
Specific embodiment
Embodiment 1
A kind of sieve powder device of producing for zinc powder, comprise plural feed screw structure 1, sieving machine structure 2, meal collecting mechanism 3, bagroom 4.
The spiral feed opening of feed screw structure 1 is connected by the charging aperture of hose connector and sieving machine structure 2, by meal collecting mechanism 3, sieving machine structure 2 and bagroom 4 is connected.
Sieving machine structure 2 consists of sieve powder case 5, spring vibration screening mechanism, conveying worm; Sieve powder case 5 is one and narrows down gradually from top to bottom, is convenient to powder and concentrate on the casing that sieves powder case 5 bottoms; The top of sieve powder case 5 one ends is provided with charging aperture, in sieve powder case 5, is provided with fine powder groove 6 and meal groove 7, and it is 126 purpose screen clothes 8 that sieve powder case 5 set spring vibration screening mechanisms are provided with mesh; The end that sieve powder case 5 is provided with charging aperture is placed a conveying worm, and the carrier pipe of this conveying worm is along fine powder groove 6 through sieve powder case 5 bottoms, and the end that this carrier pipe passes sieve powder case 5 is provided with the fine powder feed opening, and this fine powder feed opening place is provided with hose connector; The sidewall of sieve powder case 5 bottoms is provided with a meal discharging opening; This sieve powder case 5 tilts rack-mount, and its end that is provided with charging aperture is higher than the other end.
Meal collecting mechanism 3 consists of meal discharge nozzle 9 and tremie pipe 10, a discharge box 11 of described tremie pipe 10 bottoms is provided with the meal feed opening, and this meal feed opening place is provided with hose connector, meal discharge nozzle 9 tilts, and a termination is led to tremie pipe 10 sidewalls, it is at a certain angle that two pipelines are connected shape; The oblique downward-extension of the other end of meal discharge nozzle 9, and connect the meal discharging opening that sieves powder case 5, the other end of tremie pipe 10 is connected the sidewall of bagroom 4 stavings.
Described bagroom 4 is provided with a Fans, and bagroom 4 staving tops are provided with a blast pipe, and No. two discharge boxs 11 of its bottom are provided with the meal feed opening, and this meal feed opening place is provided with hose connector.
During use, feed screw structure 1 is sent zinc powder into sieve powder case 5, the spring vibration screening mechanism carries out classification by the screening of product zinc powder, being greater than the thin zinc powder of 126 purpose falls in fine powder groove 6, be less than or equal to 126 purpose crude zinc powder and fall in meal groove 7, conveying worm is delivered to the fine powder feed opening by the thin zinc powder in fine powder groove 6; Starting blower fan sucks the crude zinc powder in meal groove 7 in bagroom 4 along meal discharge nozzle 9, in part crude zinc powder drops to discharge box 11 along tremie pipe 10, few part crude zinc powder enters staving, tail gas after Bag filter is from the blast pipe discharge, and the crude zinc powder that cloth bag is collected falls in No. two discharge boxs 12 of staving bottom.
Claims (7)
1. a sieve powder device of producing for zinc powder, is characterized in that, comprises plural feed screw structure (1), sieving machine structure (2), meal collecting mechanism (3), bagroom (4); The spiral feed opening of feed screw structure (1) is connected by the charging aperture of hose connector and sieving machine structure (2), by meal collecting mechanism (3), sieving machine structure (2) and bagroom (4) is connected;
Described sieving machine structure (2) consists of sieve powder case (5), spring vibration screening mechanism, conveying worm; The top of sieve powder case (5) one ends is provided with charging aperture, in sieve powder case (5), is provided with fine powder groove (6) and meal groove (7), and the set spring vibration screening mechanism of sieve powder case (5) is provided with screen cloth (8); Sieve powder case (5) is provided with an end of charging aperture and places a conveying worm, and the carrier pipe of this conveying worm is along fine powder groove (6) through sieve powder case (5) bottom, and the end that this carrier pipe passes sieve powder case (5) is provided with the fine powder feed opening; The sidewall of sieve powder case (5) bottom is provided with a meal discharging opening; This sieve powder case (5) tilts rack-mount, and its end that is provided with charging aperture is higher than the other end;
Described meal collecting mechanism (3) consists of meal discharge nozzle (9) and tremie pipe (10), a discharge box (11) of described tremie pipe (10) bottom is provided with the meal feed opening, meal discharge nozzle (9) tilts, and a termination is led to tremie pipe (10) sidewall, it is at a certain angle that two pipelines are connected shape; The oblique downward-extension of the other end of meal discharge nozzle (9), and connect the meal discharging opening that sieves powder case (5), the other end of tremie pipe (10) is connected the sidewall of bagroom (4) staving;
Described bagroom (4) is provided with a Fans, and bagroom (4) staving top is provided with a blast pipe, and No. two discharge boxs (12) of its bottom are provided with the meal feed opening.
2. a kind of sieve powder device of producing for zinc powder according to claim 1, is characterized in that, described sieve powder case (5) is one and narrows down gradually from top to bottom, is convenient to powder and concentrate on the casing that sieves powder case (5) bottom.
3. a kind of sieve powder device of producing for zinc powder according to claim 1, is characterized in that, the mesh of described screen cloth (8) is 122 orders ~ 130 orders.
4. a kind of sieve powder device of producing for zinc powder according to claim 2, is characterized in that, the mesh of described screen cloth (8) is 122 orders ~ 130 orders.
5. according to any one described a kind of sieve powder device of producing for zinc powder in claim 1 to 4, it is characterized in that, the fine powder feed opening place of described sieving machine structure (2) is provided with hose connector.
6. according to any one described a kind of sieve powder device of producing for zinc powder in claim 1 to 4, it is characterized in that, the meal feed opening place of described discharge box (11) is provided with hose connector.
7. a kind of sieve powder device of producing for zinc powder according to claim 5, is characterized in that, the meal feed opening place of a described discharge box (11) and No. two discharge boxs (12) is provided with hose connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104350640A CN102513292B (en) | 2011-12-22 | 2011-12-22 | Powder sieving device for zinc powder production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011104350640A CN102513292B (en) | 2011-12-22 | 2011-12-22 | Powder sieving device for zinc powder production |
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| CN102513292A CN102513292A (en) | 2012-06-27 |
| CN102513292B true CN102513292B (en) | 2013-12-04 |
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| CN2011104350640A Active CN102513292B (en) | 2011-12-22 | 2011-12-22 | Powder sieving device for zinc powder production |
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| CN104925862A (en) * | 2015-07-15 | 2015-09-23 | 攀钢集团攀枝花钢铁研究院有限公司 | Method for processing large particles produced during continuous acidolysis of titanium-containing raw materials |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101367062A (en) * | 2008-09-28 | 2009-02-18 | 刁书才 | Automatic production apparatus for grinding powder paint |
| CN201267801Y (en) * | 2008-08-11 | 2009-07-08 | 江苏技术师范学院 | Metal powder grading plant |
| CN102241087A (en) * | 2011-04-02 | 2011-11-16 | 陈观元 | System for producing rubber powder and its operation method |
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- 2011-12-22 CN CN2011104350640A patent/CN102513292B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201267801Y (en) * | 2008-08-11 | 2009-07-08 | 江苏技术师范学院 | Metal powder grading plant |
| CN101367062A (en) * | 2008-09-28 | 2009-02-18 | 刁书才 | Automatic production apparatus for grinding powder paint |
| CN102241087A (en) * | 2011-04-02 | 2011-11-16 | 陈观元 | System for producing rubber powder and its operation method |
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