CN2688384Y - Internally screening double-rotor breaker - Google Patents
Internally screening double-rotor breaker Download PDFInfo
- Publication number
- CN2688384Y CN2688384Y CN 200420017744 CN200420017744U CN2688384Y CN 2688384 Y CN2688384 Y CN 2688384Y CN 200420017744 CN200420017744 CN 200420017744 CN 200420017744 U CN200420017744 U CN 200420017744U CN 2688384 Y CN2688384 Y CN 2688384Y
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- rotary table
- rotary disc
- screening
- outer rotary
- internal
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- Expired - Fee Related
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- Crushing And Grinding (AREA)
Abstract
The utility model relates to a breaker which is an internally screening double-rotor breaker. Through rotary shafts, an internal rotary disc and an external rotary disc are respectively connected with a driving device positioned on a machine frame. The internal rotary disc is positioned in the external rotary disc and is positioned on the top of the external rotary disc. The rotating direction of the internal rotary disc is opposite to the rotating direction of the external rotary disc. A counterattack plate is arranged on the internal wall of the external rotary disc, and a feeding bucket is arranged in a cylinder body which is provided below the external rotary disc. The internally screening double-rotor breaker is characterized in that hollow cavities among the internal rotary disc (4), the external rotary disc (5) and the bottom surface of the top cover (9) are breaking cavities. A feeding screening (10) is arranged on a feeding device (2), and a screening feeding path (11) is provided under the feeding screening (10). The screening feeding path (11) is communicated with the hollow cavity between the internal rotary disc and the external rotary disc. The outlet of the feeding device (2) is positioned above the internal rotary disc (4). Discharging screenings are arranged on the external rotary disc (5) along a circumference. The internally screening double-rotor breaker has the advantages of simple structure and favorable breaking effect without the advantages of low equipment noise and long service life.
Description
Technical field
The utility model relates to a kind of disintegrating machine, is specifically related to a kind of two-spool disintegrating machine that has, and industry such as be applicable to cement, mine, chemical industry, metallurgy, build the road is carried out in small, broken bits and corase grind for the fragility lump material as ore, clinker, lump coal etc.
Background technology
At present, in the pulverizing process of China's manufacture of cement, grog (or building stones) enters the ball mill grinding system again after fragmentations such as jaw crusher or impact breaker.But the equipment of these broken lump materials, capacity usage ratio is low.And the raw meal particle size after their fragmentations is still bigger, and first storehouse that makes grinding machine not only makes the output of grinding machine be difficult to improve still based on fine crushing, and capacity usage ratio extremely low (only being about 5%).Many broken few mills " solve one of mode of this important topic just.
Simultaneously, because the implementation of new standard in China's cement industry, the rotary kiln dry production will be in leading position." concentrating and burn till, disperse grinding " will be the principal mode of manufacture of cement general layout.Therefore, the hardness of grog will rise to some extent, and the fineness requirement of cement is also improved.Only before mill, increase precrushing, just can make cement grinding mill reach good quality and high output and energy-saving and cost-reducing effect.
The patent No.: 94226700.1, a kind of birotor whirling motion disintegrating machine is disclosed, greater trochanter and lesser trochanter are installed in the upper cavity of frame, centre of rotor utilizes rotating shaft to be connected with the transmission mechanism that is positioned at frame lower, the end face of frame has top cover, and the center of top cover is a charging aperture, between greater trochanter and lesser trochanter crusher chamber is arranged, at trochiterian inwall the counterattack device that can dismantle easily is installed evenly, blanking hole is arranged in trochiterian bottom surface.Weak point is complex structure, and cost is higher, and crushing effect is poor.
Summary of the invention
The purpose of this utility model is to provide a kind of simple in structure, well interior screening double-rotor mill of crushing effect.
To achieve these goals, the technical solution of the utility model is: interior screening double-rotor mill, frame mainly is made of top cover, cylindrical shell, top cover is provided with feed arrangement, dust discharge tube, inner rotary table, outer rotary table are positioned at cylindrical shell, inner rotary table, outer rotary table are connected with transmission mechanism on being positioned at frame by rotating shaft respectively, inner rotary table is positioned at outer rotary table and is positioned at the outer rotary table top, the direction of rotation of inner rotary table, outer rotary table is opposite, the inwall of outer rotary table is provided with counterpunch board, is provided with hopper in the cylindrical shell of the below of outer rotary table; It is characterized in that: the cavity between inner rotary table 4, outer rotary table 5, top cover 9 bottom surfaces is a crusher chamber, feed arrangement 2 is provided with charging screening 10, charging screening 10 has screening blanking channel 11, screening blanking channel 11 communicates with cavity between inner rotary table, the outer rotary table, the outlet of feed arrangement 2 is positioned at the top of inner rotary table 4, and outer rotary table 5 upper edge circumference have discharging screening 12.
The crossbeam 13 of described outer rotary table 5 is provided with block rubber 14, and block rubber 14 is positioned at inner rotary table 4 times; Be fixedly connected with bracing frame 16 on the cylindrical shell 7, bracing frame 16 is provided with block rubber 15, and block rubber 15 is positioned at outer rotary table 5 times.
The utility model adopts the dual-rotor structure of high-speed reverse rotation, and internal rotor is shed at a high speed, outer rotor high-speed reverse bump material, and under strong impact, shear action, material is fractured into powder; Dispose the secondary screening plant, raw material is gone into crusher chamber through screening just is laggard, and the qualified fines after the fragmentation can be discharged by built-in sieve screening, and coarse fodder then continues by impact grinding; The utility model compared with prior art its crushing effect is better.The utility model is compared with prior art simple in structure.The utility model adopts block rubber 14, block rubber 15 structures, plays a part to support inner rotary table 4, outer rotary table 5, makes it to keep balance, has reduced vibration equipment, has reduced the equipment noise, long service life.
The utility model, all is on the leading domestic level improving mill output and grinding machine consumable accessory aspect service life to the crushing effect of lump material with aspect cutting down the consumption of energy, and its capacity usage ratio reaches more than 58%, is 6 times of common disintegrating apparatus capacity usage ratio.Main feature:
(1), crushing effect is good.Account for 70% more than traditional impact breaker particle size after cracking 15mm, account for 30% below the 15mm, and account for more than 95% below this crusher machine granularity 1mm;
(2), particle size after cracking is adjustable.Can adjust sieve plate clearance control particle size after cracking as required.
(3) unit-hour output height, energy consumption is low.Behind this machine of ball mill adapted, output can improve 20-40%, about economize on electricity 20-40%;
(4), if be used to build the road or the fragmentation of phosphorus stone, can directly substitute circular cone and break or Raymond mill;
(5), the equipment noise is low, dust is few;
(6), occupation area of equipment is little, in light weight, is convenient to the transformation in old factory building;
(7), simple in structure, easy to maintenance.
Description of drawings
Fig. 1 is a structural representation of the present utility model
Fig. 2 is top cover 9 structural representations of the present utility model
Fig. 3 is the transmission mechanism structural representation of inner rotary table of the present utility model
Fig. 4 is inner rotary table 4 structural representations of the present utility model
Fig. 5 is outer rotary table 5 structural representations of the present utility model
Among the figure: 1-motor, 2-feed arrangement, 3-dust discharge tube, 4-inner rotary table, 5-outer rotary table, 6-hopper, 7-cylindrical shell, 8-motor, 9-top cover, 10-charging screening, 11-screening blanking channel, 12-discharging screening, 13-crossbeam, 14-block rubber, 15-block rubber, 16-bracing frame, 17-rubber block coupling, 18-rotating shaft, 19-rotating shaft, 20-counterpunch board.
The specific embodiment
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, shown in Figure 5, interior screening double-rotor mill, frame mainly is made of top cover 9, cylindrical shell 7, top cover 9 is provided with feed arrangement 2, dust discharge tube 3, feed arrangement 2 is provided with charging screening 10, and charging screening 10 has screening blanking channel 11, and screening blanking channel 11 communicates with cavity between inner rotary table, the outer rotary table, the outlet of feed arrangement 2 is positioned at the top of inner rotary table 4, and dust discharge tube 3 communicates with crusher chamber.Inner rotary table 4, outer rotary table 5 are positioned at cylindrical shell 7, inner rotary table 4, outer rotary table 5 are connected with transmission mechanism on being positioned at frame by rotating shaft respectively, inner rotary table 4 is fixedlyed connected with an end of rotating shaft 18, the other end of rotating shaft 18 is connected by the output shaft of rubber block coupling 17 with motor 1, motor 1 is fixed on the top cover 9 by fixed head, rotating shaft 18 by bearing fixing on top cover 9; Outer rotary table 5 is fixedlyed connected with an end of rotating shaft 19, and the belt pulley with motor 8 is connected the other end of rotating shaft 19 through the V-belt by belt pulley, rotating shaft 19 by bearing fixing on the support tube of cylindrical shell 7; Rotating shaft 18, rotating shaft 19 concentrics.Inner rotary table is positioned at outer rotary table and is positioned at the outer rotary table top, the direction of rotation of inner rotary table, outer rotary table is opposite, cavity between the bottom surface of inner rotary table, outer rotary table, top cover is a crusher chamber, the inwall of outer rotary table 5 is provided with counterpunch board 20, outer rotary table 5 upper edge circumference have discharging screening 12, the sieve bar is the round steel structure, also can be the square steel form, is provided with hopper in the cylindrical shell of the below of outer rotary table.
The crossbeam 13 of described outer rotary table 5 is provided with block rubber 14, and block rubber 14 is positioned at 4 times outer edge part of inner rotary table; Be fixedly connected with bracing frame 16 on the cylindrical shell 7, bracing frame 16 is provided with block rubber 15, and block rubber 15 is positioned at 5 times outer edge part of outer rotary table.
Inner rotary table 4, outer rotary table 5 also can be driven respectively through transmission mechanism by a motor.
During work, inner rotary table 4, outer rotary table 5 be rotation at a high speed respectively in the opposite direction.When lump material (as lime stone, grog or other brittle material) falls by feed arrangement 2, after charging screening 10, enter inner rotary table 4 districts, material is promptly impacted in this district and is obtained to be thrown at a high speed outer rotary table 5 inwalls, this moment, material was subjected to the intense impact of the counterpunch board 20 of the opposite outer rotary table of high speed direction of rotation 5, made material by sharply broken.Simultaneously, be sheared or rebounded, meet, and the high velocity impact fragmentation takes place with follow-up high speed building stones at inner rotary table 4, outer rotary table 5 gap location materials.In crusher chamber, the piece material is subjected to repeatedly intense impact, shears, runs foul of each other, squeezes effect such as stone roller and is fractured into powder.Draw off by discharging screening 12 at last, accept is discharged from hopper 6, and the bulk material continues to be broken in fracture area.In order to resist the impact wear of different angles, the surface coverage technology of high rigidity particle and the combination of obdurability matrix has been adopted on the wearing piece surface.
Claims (2)
1. interior screening double-rotor mill, frame mainly is made of top cover, cylindrical shell, top cover is provided with feed arrangement, dust discharge tube, inner rotary table, outer rotary table are positioned at cylindrical shell, inner rotary table, outer rotary table are connected with transmission mechanism on being positioned at frame by rotating shaft respectively, and inner rotary table is positioned at outer rotary table and is positioned at the outer rotary table top, and the direction of rotation of inner rotary table, outer rotary table is opposite, the inwall of outer rotary table is provided with counterpunch board, is provided with hopper in the cylindrical shell of the below of outer rotary table; It is characterized in that: the cavity between inner rotary table (4), outer rotary table (5), top cover (9) bottom surface is a crusher chamber, feed arrangement (2) is provided with charging screening (10), charging screening (10) has screening blanking channel (11), screening blanking channel (11) communicates with cavity between inner rotary table, the outer rotary table, the outlet of feed arrangement (2) is positioned at the top of inner rotary table (4), and outer rotary table (5) upper edge circumference has discharging screening (12).
2. screening double-rotor mill in according to claim 1, it is characterized in that: the crossbeam (13) of described outer rotary table (5) is provided with block rubber (14), and block rubber (14) is positioned under the inner rotary table (4); Be fixedly connected with bracing frame (16) on the cylindrical shell (7), bracing frame (16) is provided with block rubber (15), and block rubber (15) is positioned under the outer rotary table (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420017744 CN2688384Y (en) | 2004-04-13 | 2004-04-13 | Internally screening double-rotor breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200420017744 CN2688384Y (en) | 2004-04-13 | 2004-04-13 | Internally screening double-rotor breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2688384Y true CN2688384Y (en) | 2005-03-30 |
Family
ID=34669013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200420017744 Expired - Fee Related CN2688384Y (en) | 2004-04-13 | 2004-04-13 | Internally screening double-rotor breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2688384Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100435958C (en) * | 2007-02-08 | 2008-11-26 | 武汉理工大学 | Inside-outside double-cold impact crusher |
| CN108624485A (en) * | 2018-05-15 | 2018-10-09 | 曹艳茹 | A kind of mushroom microorganism detection sample liquid extraction element |
| CN110075971A (en) * | 2019-06-10 | 2019-08-02 | 黄代珍 | Convection rotary type vertical shaft high energy crusher inside and outside tup same layer |
| CN112676010A (en) * | 2020-12-21 | 2021-04-20 | 湖北第二师范学院 | Multi-rotor composite impact pulverizer |
-
2004
- 2004-04-13 CN CN 200420017744 patent/CN2688384Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100435958C (en) * | 2007-02-08 | 2008-11-26 | 武汉理工大学 | Inside-outside double-cold impact crusher |
| CN108624485A (en) * | 2018-05-15 | 2018-10-09 | 曹艳茹 | A kind of mushroom microorganism detection sample liquid extraction element |
| CN108624485B (en) * | 2018-05-15 | 2021-11-26 | 徐州中知知识产权服务有限公司 | Fungus class microorganism detects appearance liquid extraction element |
| CN110075971A (en) * | 2019-06-10 | 2019-08-02 | 黄代珍 | Convection rotary type vertical shaft high energy crusher inside and outside tup same layer |
| CN112676010A (en) * | 2020-12-21 | 2021-04-20 | 湖北第二师范学院 | Multi-rotor composite impact pulverizer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050330 Termination date: 20110413 |