CN203540686U - Atmospheric pressure non-clogging feeding system for vertical ball mill - Google Patents
Atmospheric pressure non-clogging feeding system for vertical ball mill Download PDFInfo
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- CN203540686U CN203540686U CN201320696516.5U CN201320696516U CN203540686U CN 203540686 U CN203540686 U CN 203540686U CN 201320696516 U CN201320696516 U CN 201320696516U CN 203540686 U CN203540686 U CN 203540686U
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- feeding
- mill
- feeding system
- discharge opening
- stopping
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Abstract
The utility model discloses an atmospheric pressure non-clogging feeding system for a vertical ball mill. The atmospheric pressure non-clogging feeding system comprises a feeding barrel, a feeding hole, a feeding tube, a discharge hole and a valve, wherein the feeding barrel is arranged at the upper part of a hollow mill shaft; a helical blade is arranged at the lower part of the hollow mill shaft; the feeding barrel contains the upper part of the hollow mill shaft; the feeding hole is arranged at the upper part of the hollow mill shaft; the feeding tube is connected with the feeding barrel; the discharge hole is formed at the lower side of the helical blade at the lower part; the discharge hole is communicated with the feeding hole; the valve is used for opening or closing the discharge hole; the valve is arranged on a pin shaft arranged on the helical blade. By adopting the atmospheric pressure non-clogging feeding system for the vertical ball mill disclosed by the utility model, the problem that the feeding pipeline is easily blocked is solved, the maintenance and overhaul costs are reduced, and the work efficiency is improved.
Description
Technical field
The utility model relates to a kind of attritor mill normal pressure without stopping up feeding system.
Background technology
The application of vertical ball mill is very extensive, is mainly used in the pulverizing to various ores.Vertical ball mill is also the energy saving and environment friendly New Mine plant equipment of very paying close attention to both at home and abroad in recent years.It and conventional horizontal ball mill compare, and have the features such as safety, the little power consumption of use, abrasive particle is thin, noise is little, environmental protection.But because the technology of vertical ball mill is in the market difficult to start after shutdown, can not reach the problems such as full-load operation efficiency, this makes the promotion and application of large-scale vertical ball mill run into very large technology barrier.
In order to address the above problem, Chinese patent 201210237571.8 discloses a kind of high-efficiency vertical ball mill, and it comprises: shell; Grinding barrel, it is arranged on regularly in shell and is positioned at the middle and lower part of shell, in this grinding barrel for placing pending abrading-ball and abrasive material; For abrading-ball pending described in ball milling and the ball milling unit of abrasive material, it comprises motor, mill axle and vane, and this mill axle is connected with the output shaft of motor, and vane is arranged on mill axle; And control module, for controlling the running of described ball milling unit, wherein, stopping before described ball milling unit, ball milling unit reversion described in this control module control, described vane produces the propulsive thrust to abrading-ball in grinding barrel and abrasive material with antispin direction rotation, makes described vane depart from abrading-ball and abrasive material region in grinding barrel, and be suspended in abrading-ball and the region above abrasive material, while again starting described vertical ball mill to meet described in the starting current of motor in clean boot electric current.This patent has solved the problem that is difficult to startup after vertical ball mill is shut down.These No. 201210237571.8 patents are attached to here by reference.
But, in actual use, because the feeder sleeve of above-mentioned existing vertical ball mill is implemented feed from the lower area of grinding barrel by high pressure charging pump, because abrading-ball in grinding barrel mixes closely with ore pulp when working, follow helical-blade motion, the connector that causes feeding pipeline to enter vertical ball mill forces high pressure feed normally to work, once run into and be mixed with bulky grain thing in supplied ore pulp, just easily cause the obstruction of feeding pipeline, production stops, the cost that this has increased Maintenance and Repair greatly, has reduced operating efficiency.
Therefore, be necessary to study a kind of attritor mill normal pressure without stopping up feeding system, to solve problems of the prior art.
Utility model content
Consider at least one the problems referred to above and completed the utility model, and an object of the present utility model is to provide a kind of attritor mill normal pressure without stopping up feeding system, it is characterized in that comprising: feeding box, it is arranged on the top of hollow mill axle, the bottom of this hollow mill axle is provided with helical-blade, and this feeding box holds the described top of described hollow mill axle; Charging hole, it is arranged on the described top of described hollow mill axle; Feeder sleeve, it is connected with feeding box; Discharge opening, it is arranged on the downside of helical-blade of bottom, and this discharge opening is communicated with described charging hole; And being used to open or close the valve of described discharge opening, this valve is arranged on the bearing pin arranging on helical-blade.
According to the utility model on the other hand, described feeder sleeve is arranged on the top of feeding box.
According to the utility model on the other hand, described charging hole and discharge opening are multiple.
According to the utility model on the other hand, described discharge opening is arranged on the downside of helical-blade of bottom by hollow mill axle place.
According to the utility model on the other hand, discharge opening is shaped as circle, ellipse or polygon.
According to the utility model on the other hand, provide a kind of vertical ball mill, comprised that aforesaid attritor mill normal pressure is without stopping up feeding system.
Compared with prior art, the beneficial effects of the utility model are: attritor mill normal pressure of the present utility model has solved the susceptible to plugging problem of feeding pipeline without stopping up feeding system, has reduced the cost of Maintenance and Repair, has improved operating efficiency.
Accompanying drawing explanation
Fig. 1 has the structural representation without the vertical ball mill of obstruction feeding system (duty) according to the attritor mill normal pressure of the utility model preferred embodiment.
Fig. 2 be the attritor mill normal pressure of Fig. 1 without stopping up the schematic diagram of feeding system, wherein upper left is feeding system stereogram, upper right is feeding system sectional drawing, below is the enlarged diagram of the valve on helical-blade.
The specific embodiment
Below in conjunction with accompanying drawing; by preferred embodiment, preferred forms of the present utility model is described; the specific embodiment is here to explain the utility model; and should not be construed as restriction of the present utility model; in the situation that not departing from spirit of the present utility model and essential scope; can make various changes and modifications, within these all should be included in protection domain of the present utility model.
Referring to Fig. 1-2, wherein show the attritor mill normal pressure of the utility model preferred embodiment without stopping up feeding system.This attritor mill normal pressure comprises without stopping up feeding system: a kind of attritor mill normal pressure is without stopping up feeding system, it is characterized in that comprising: feeding box 3, it is arranged on the top of hollow mill axle 5, the bottom of this hollow mill axle 5 is provided with helical-blade 7, and this feeding box 3 holds the described top of described hollow mill axle 5; Charging hole 4, it is arranged on the described top of described hollow mill axle 5; Feeder sleeve 1, it is connected with feeding box 3; Discharge opening 6, it is arranged on the downside of helical-blade 7 of bottom, and this discharge opening 6 is communicated with described charging hole 4; And being used to open or close the valve 11 of described discharge opening, this valve 11 is arranged on the bearing pin arranging on helical-blade.
Preferably, described feeder sleeve 1 is arranged on the top of feeding box 3.
Preferably, described charging hole 4 and discharge opening 6 are multiple.
Preferably, described discharge opening 6 is arranged on the downside of helical-blade 7 of bottom by hollow mill axle 5 places.
Preferably, described valve 11 is take bearing pin as axe movement.
Preferably, valve 11 described in the course of work is automatically opened under Action of Gravity Field, and stopping process hollow reduction axle 5 reverses and exits grinding barrel 9, and described valve 11 relies on abrading-ball 8 and the resistance of ore pulp 2 mixtures automatically to close discharge opening 6.
Preferably, discharge opening 6 is shaped as circle, ellipse or polygon.Be understandable that, the shape of discharge opening 6 can be any applicable shape.
Preferably, also provide a kind of vertical ball mill, comprised that aforesaid attritor mill normal pressure is without stopping up feeding system.
Preferably, provide a kind of and utilized aforementioned attritor mill normal pressure to carry out the method for feed without stopping up feeding system, it is characterized in that: the ore pulp that supplies 2 via feeder sleeve 1 enter into after feeding box 3 by charging hole 4, hollow mill axle 5, bottom helical-blade 7, discharge opening 6 enters the downside of bottom helical-blade 7 and the abrading-ball of vertical ball mill 8 mixes;
Wherein, vertical ball mill at work, abrading-ball 8 and ore pulp 2 when hollow mill axle 5 rotates in grinding barrel 9 move up on helical-blade 7, in the lower end area of grinding barrel 9, by the place of hollow shaft 5, form without abrading-ball, without the negative pressure dead zone 12 of ore pulp, valve 11 is because Action of Gravity Field is opened automatically, and discharge opening 6 can straightwayly make ore pulp 2 outflows mix with abrading-ball 8, in stopping process, because hollow mill axle 5 reverses, the mixture of abrading-ball and ore pulp produces the reaction force to helical-blade 7, cause helical-blade 7 to rise, depart from the mixed zone of abrading-ball and ore pulp, now because abrading-ball below helical-blade and slurry mixture are intensive being filled in below helical-blade downside, valve is closed discharge opening automatically by abrading-ball 8 and the resistance of ore pulp 2 mixtures, prevent that abrading-ball and slurry mixture from entering into discharge opening 6 to prevent from stopping up feed pipe, vertical ball mill is started again enter the valve 11 at discharge opening place after duty automatically to be opened, discharge opening is normally worked.
Be understandable that, operation principle of the present utility model is as follows:
At work, abrading-ball 8 and ore pulp 2 during spiral rotating in grinding barrel 9 move up vertical ball mill on vane 7, form without abrading-ball 8, without the negative pressure dead zone 12 of ore pulp 2 in the lower end area of grinding barrel by the place of hollow shaft.The valve 11 of discharge opening 6 places configuration is because Action of Gravity Field is opened automatically, and discharge opening 6 can straightwayly make ore pulp 2 outflows mix with abrading-ball 8.When shutting down; due to spiral reversion; spiral is to make to support by abrading-ball 8 and the mixture of ore pulp 2 reaction force producing vane 7; cause screw assembly to rise; depart from the mixed zone of abrading-ball 8 and ore pulp 2; to make empty load of motor start when starting, meet the condition of work of < < high-efficiency vertical ball mill > >.Now due to helical-blade 7 below abrading-ball 8 are intensive being filled in below helical-blade 7 downsides with ore pulp 2 mixtures, valve 11 is when the direction motion of spiral work, by abrading-ball 8 and the resistance of ore pulp 2 mixtures, automatically close discharge opening 6, prevent that abrading-ball 8 and ore pulp 2 mixtures from entering into discharge opening 6, prevent from stopping up feed pipe, vertical ball mill is started again enter the valve 11 at discharge opening 6 places after duty automatically to be opened, discharge opening 6 is normally worked.
When attritor mill normal pressure is to solve current vertical ball mill ore pulp feed without the enthusiasm of stopping up feed, feeding system is stopped up, and needs the technical bottleneck of high pressure feed.Fully solve the object that reaches feed under normal pressure.So not only reduce the consumption of feed power, but also in can minimizing work, due to the obstruction of feeding pipeline, have caused the shutdown of whole system, further improved the operating efficiency of system.
In sum, the beneficial effects of the utility model are: solved the susceptible to plugging problem of feeding pipeline, reduced the cost of Maintenance and Repair, improved operating efficiency.
The utility model is not limited to above-mentioned specific embodiment.These are understandable that, in the situation that not departing from spirit of the present utility model and essential scope, can make various changes and modifications, within all should be included in protection domain of the present utility model.
Claims (6)
1. attritor mill normal pressure, without stopping up a feeding system, is characterized in that comprising: feeding box, and it is arranged on the top of hollow mill axle, and the bottom of this hollow mill axle is provided with helical-blade, and this feeding box holds the described top of described hollow mill axle; Charging hole, it is arranged on the described top of described hollow mill axle; Feeder sleeve, it is connected with feeding box; Discharge opening, it is arranged on the downside of helical-blade of bottom, and this discharge opening is communicated with described charging hole; And being used to open or close the valve of described discharge opening, this valve is arranged on the bearing pin arranging on helical-blade.
2. attritor mill normal pressure according to claim 1, without stopping up a feeding system, is characterized in that described feeder sleeve is arranged on the top of feeding box.
3. attritor mill normal pressure according to claim 1 and 2, without stopping up a feeding system, is characterized in that described charging hole and discharge opening are multiple.
4. attritor mill normal pressure according to claim 3 is without stopping up a feeding system, it is characterized in that described discharge opening is arranged on the downside of helical-blade of bottom by hollow mill axle place.
5. attritor mill normal pressure according to claim 4 is without stopping up a feeding system, and its feature is shaped as circle, ellipse or polygon discharge opening.
6. a vertical ball mill, is characterized in that comprising that attritor mill normal pressure described in claim 1-5 any one is without stopping up feeding system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696516.5U CN203540686U (en) | 2013-11-06 | 2013-11-06 | Atmospheric pressure non-clogging feeding system for vertical ball mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320696516.5U CN203540686U (en) | 2013-11-06 | 2013-11-06 | Atmospheric pressure non-clogging feeding system for vertical ball mill |
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| Publication Number | Publication Date |
|---|---|
| CN203540686U true CN203540686U (en) | 2014-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320696516.5U Expired - Fee Related CN203540686U (en) | 2013-11-06 | 2013-11-06 | Atmospheric pressure non-clogging feeding system for vertical ball mill |
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| CN (1) | CN203540686U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537360A (en) * | 2013-11-06 | 2014-01-29 | 北京萃宝重工科技有限公司 | Vertical type ball-milling normal pressure non-blocking feeding system and feeding method thereof |
| CN106492671A (en) * | 2016-11-15 | 2017-03-15 | 须要科技（深圳）有限公司 | Stirring blade and blender |
| CN108452922A (en) * | 2018-01-29 | 2018-08-28 | 陈壮壮 | A kind of unorganic glass production quartz sand ball-milling technology multi-process pretreatment system |
-
2013
- 2013-11-06 CN CN201320696516.5U patent/CN203540686U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103537360A (en) * | 2013-11-06 | 2014-01-29 | 北京萃宝重工科技有限公司 | Vertical type ball-milling normal pressure non-blocking feeding system and feeding method thereof |
| CN103537360B (en) * | 2013-11-06 | 2016-06-29 | 北京萃宝重工科技有限公司 | Attritor mill normal pressure is without blocking feeding system and method for feeding thereof |
| CN106492671A (en) * | 2016-11-15 | 2017-03-15 | 须要科技（深圳）有限公司 | Stirring blade and blender |
| CN106492671B (en) * | 2016-11-15 | 2022-12-06 | 东莞市振钧电子科技有限公司 | Stirring sword and mixer |
| CN108452922A (en) * | 2018-01-29 | 2018-08-28 | 陈壮壮 | A kind of unorganic glass production quartz sand ball-milling technology multi-process pretreatment system |
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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: 20140416 Termination date: 20201106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |