CN203725180U - Hopper blanking and scraping device for metal tailing grinder - Google Patents
Hopper blanking and scraping device for metal tailing grinder Download PDFInfo
- Publication number
- CN203725180U CN203725180U CN201420079048.1U CN201420079048U CN203725180U CN 203725180 U CN203725180 U CN 203725180U CN 201420079048 U CN201420079048 U CN 201420079048U CN 203725180 U CN203725180 U CN 203725180U
- Authority
- CN
- China
- Prior art keywords
- hopper
- blanking
- mill
- tremie pipe
- sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007790 scraping Methods 0.000 title claims abstract description 29
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 18
- 239000002184 metal Substances 0.000 title claims abstract description 18
- 238000000227 grinding Methods 0.000 claims abstract description 41
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims description 25
- 235000013312 flour Nutrition 0.000 claims description 5
- 238000004891 communication Methods 0.000 claims description 3
- 239000000843 powder Substances 0.000 abstract description 8
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000004568 cement Substances 0.000 description 6
- 239000000428 dust Substances 0.000 description 4
- 239000002245 particle Substances 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N Magnesium oxide Chemical compound [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 239000004927 clay Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000002893 slag Substances 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- 235000019738 Limestone Nutrition 0.000 description 1
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 1
- 229910020218 Pb—Zn Inorganic materials 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000001354 calcination Methods 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000000378 calcium silicate Substances 0.000 description 1
- 235000012241 calcium silicate Nutrition 0.000 description 1
- 229960003340 calcium silicate Drugs 0.000 description 1
- 229910052918 calcium silicate Inorganic materials 0.000 description 1
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 description 1
- 229910052729 chemical element Inorganic materials 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000004035 construction material Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
Landscapes
- Crushing And Grinding (AREA)
Abstract
A hopper blanking and scraping device for a metal tailing grinder comprises a hopper cover, a blanking hopper and blanking pipes, and is characterized in that two symmetric sloped wall through holes formed in the wall of the blanking hopper are communicated and fixed with two symmetric vertical downward blanking pipes, and lower pipe orifices of the blanking pipes are lower than the upper edge surfaces of grinding rollers; an inverted tapered hopper is connected and fixed on the peripheral positions of the lower edge surfaces of the two sloped wall through holes in the inner wall of the blanking hopper; and two scraping mechanisms are additionally arranged, each scraping mechanism comprises a sleeve, an L-shaped rod and a scraper plate, the L-shaped rod is fixedly connected with the sleeve, the downward rod end of the L-shaped rod is fixedly connected with the scraper plate, one blanking pipe is sleeved with the sleeve propped against the blanking pipe through a bolt, the scraper plate is located in the radius space between one blanking pipe and one forward rotating grinding roller, the radial length of the scraper plate is smaller than the radius of a grinding disc, the outer edge of the scraper plate is flush with the outer edge of the grinding disc, and the height of the scraper plate is larger than a half of the radius of each grinding roller. Powder is discharged from the middle of the semicircle between two grinding rollers, the scraper plates can timely scrape the powder to be level, and the working efficiency is improved.
Description
Technical field:
The utility model relates to metal tailings treatment facility, particularly a kind of hopper blanking and scraper of metal tailings flour mill.
Background technology:
Cement, as current large manufactured construction materials, plays an important role in economic construction, but the non-renewable resources such as a large amount of lime stone of manufacture of cement consumption, clay, coal, discharges number in the CO of hundred million tons simultaneously
2, SO
2with waste gas and dust such as NOx, the problems such as the resource consumption of its production process, energy resource consumption and environmental pollution are very outstanding.
Mining ore dressing meeting produces a large amount of metal tailings, and metal tailings not only takies tract, also causes soil erosion, channel filling, water pollution, environmental destruction.The comprehensive development and utilization of mine tailing is Mine Sustainable Development and fundamentally administers the important channel of mine environment.Being the storage that reduces metal tailings, fundamentally eliminating metal tailings harm and have positive meaning, is a kind of way of Initiative defence metal tailings harm.
Metal tailings is a kind ofly to take calcium-silicate and be main metal slag, how silicate, carbonate and number of chemical element, to consist of, and the materials such as its composition and many building materials, light industry, inorganic chemical industry are approaching, possessed the potential characteristic of value added applications.
In existing public technology, the comprehensive utilization of metal tailings is related to cement and generally there are two kinds of modes cement mixture aspect, a kind of is to using metal tailings replacement part sa raw material as the method for producing the batching of clinker, as utility model patent CN1657466A < < copper, the process for calcining cement clinker > > that in Pb-Zn tailings, silicon dioxide activity is adjusted, 1067421A < < utilizes copper mine tailing to produce clinker > > etc., its essence is only embodied in has saved part of clay resource.Utility model patent CN1616372A < < portland cement of industrial tailing > > discloses a kind of industrial tailings cement technology, it be according to the clinker of constant weight proportioning, gypsum be milled to 80 μ m with the magnesia mine tailing mixing of treated calcium ovendry power and tail over≤3% make.
Metal tailings will be made grinding and process.Flour mill is refluxed to struggle against by frame, air duct, disc-grinding mechanism, grinding roller mechanism, feed mechanism, separating mechanism, negative pressure powder-suction structure, coarse fodder and forms.Air duct is that tubular body is arranged in frame.Disc-grinding mechanism is arranged on the frame support in air duct.Mill is driven and is rotated by motor transmission mechanism output shaft; Grinding roller mechanism is symmetrical two grinding rollers in mill top, grinding roller cylindrical is low-angle taper, grinding roller inner circle is connected with roll shaft by duplex bearing, roll shaft back segment is fixedly connected with a swing arm through air duct barrel, regulate the gap of swing arm capable of regulating milling roller surface and mill face, thereby regulate the particle diameter of abrasive particle.Grinding roller is that frictional force drives passive rotation.
Feed mechanism is comprised of barrel, conveying worm, hopper, bucket cover, tremie pipe.On the hopper of cone tubular, be fixed under bucket cover along on face along limit, bucket cover is fixed on air duct inwall by four boss of bucket cover outer, and hopper lower port is fixed a tremie pipe, and tremie pipe lower port is top, central area between two grinding rollers.Conveying worm is through air duct barrel and hopper headwall, and metal tail slag is fallen into after conveying worm by barrel, is advanced to hopper, then goes out tremie pipe and fall into mill central area.
Separating mechanism is comprised of motor transmission mechanism, vertical shaft, rotating disk, fan blade.Be fixed on the vertical shaft rotary of the motor transmission mechanism drive suspension type in frame, vertical shaft is fixed in the Central boss of rotating disk through its hypomere of sleeve pipe of negative pressure powder-suction structure special pipe, Central boss and a Taper Pipe platform are fixed, Taper Pipe platform bottom is fixed with a lower annulus, and Taper Pipe platform top is fixed by three connecting rods and upper annulus.The uniform ring week vertical blade of fixing the blind shaped that several can hand adjustment angle between upper and lower annulus, rotating disk fan blade and air duct inwall are possessed spacing, the upper and lower anchor ring of rotating disk respectively with the upper circular ring cover of air duct, the bucket cover of hopper is possessed moving fit clearance.
Negative pressure powder-suction structure is that on air duct, circular ring cover upper cover formula is connected and fixed a special pipe air channel, special pipe air channel and an air exhauster pipeline connection, and the air exhauster port of export is communicated with collection powder case.When abrasive dust, air exhauster is opened air-flow and is entered by mill below, the ring Zhou Tongdao flowing through between mill and air duct, fine powder on mill is upwards taken away, from the space between hopper gabarit and air duct, flow into the circular ring path between bucket cover and air duct wall again, thereby place enters rotating disk by fan blade, under the centrifugal action of fan blade and rotating disk formation, the outside separation of coarse dust falls into former passage, from mill gabarit, fall into the coarse fodder backflow bucket mill, fine silt is circular ring cover medium pore suction special pipe air channel from air duct, thereby is inhaled into collection powder case.On mill, coarse dust also can be centrifuged power effect and from mill limit, falls and fall into the coarse fodder bucket that refluxes.
The defect of this magazine attachment being comprised of bucket cover, hopper and tremie pipe is: powder falls into two mill central areas between grinding roller, relies on outer radial and disperses just and can enter grinding roll surface.Because powder is with humidity; usually can lump or be consolidated into two the heap Duo of central authorities phenomenons between grinding roller; the open and flat grinding face that enters mill can not scatter; the piece footpath of caking enters greatly grinding face and reduces work efficiency; after the heap Duo of central authorities raises; tremie pipe blanking is beaten from top to bottom on the heap Duo of central authorities, and part blanking directly falls into fast coarse fodder backflow and struggles against, reduces equally work efficiency under the effect of heap Duo slope from mill limit.
Summary of the invention:
The purpose of this utility model is to overcome above-mentioned defect, and a kind of hopper blanking and scraper of metal tailings flour mill is provided.
Scheme of the present utility model is: comprise bucket cover, hopper, tremie pipe, it is characterized in that: hopper headwall arrange two symmetrical skew wall through holes respectively with two outer headwalls of symmetry on down upright tremie pipe communication type fix, on every tremie pipe axial line mid point in the middle radius of mill semi circular surface between two grinding rollers, the lower nozzle height of every tremie pipe is upper along face lower than grinding roller, under two skew wall through holes of hopper inwall, along face ring Zhou Fangwei, be connected and fixed a handstand taper bucket, two scraping mechanisms separately establishing are by sleeve, L shaped bar, material scraping plate forms, a L shaped bar is fixedly connected with a sleeve cylindrical, L shaped bar rod end is down fixedly connected with the material scraping plate of mill top rectangle radially, the moving engage sleeves of sleeve is screwed in bush whorl hole and withstands on tremie pipe on tremie pipe and with bolt, under material scraping plate, along limit and mill face, maintain gap, on radius dimensional orientation in the middle of the grinding roller of material scraping plate in a tremie pipe and a mill rotation direction the place ahead, it is concordant with mill outer face that material scraping plate radical length is less than its limit, outer of mill radius, material scraping plate height is greater than half of grinding roller radius.
The utility model has the advantage of: powder, by the semicircle central authorities blanking between two grinding rollers, is directly brought grinding roller grinding into by the mill rotating at once, and material scraping plate strikes off blanking raising grinding work efficiency in time.
Accompanying drawing explanation:
Fig. 1 is the utility model structural representation.
Fig. 2 is the utility model structural representation.
Fig. 3 is the A-A cutaway view of Fig. 2.
Fig. 4 is the B-B cutaway view of Fig. 2.
The specific embodiment:
The utility model comprises bucket cover 6, hopper 1, tremie pipe 2, it is characterized in that: hopper 1 arrange two symmetrical skew wall through holes respectively with two outer headwalls on down upright tremie pipe 2 communication types fix, on the mid point of every tremie pipe 2 axial line middle radius in 3 mill 4 semi circular surfaces of two grinding rollers, the lower nozzle height of every tremie pipe 2 is upper along face lower than grinding roller 3, under two skew wall through holes of hopper 1 inwall, along face ring Zhou Fangwei, be connected and fixed a handstand taper bucket 5, two scraping mechanisms separately establishing are by sleeve 6, L shaped bar 7, material scraping plate 8 forms, a L shaped bar 7 is fixedly connected with sleeve 6 cylindricals, L shaped bar 7 rod ends are down fixedly connected with the material scraping plate 8 of mill 4 tops rectangle radially, the moving engage sleeves of sleeve 6 is screwed in sleeve 6 screwed holes and withstands on tremie pipe 2 on tremie pipe 2 and with bolt, material scraping plate maintains gap along limit and mill 4 faces 8 times, on radius dimensional orientation in the middle of the grinding roller 3 of material scraping plate 8 in a tremie pipe 2 and mill 4 rotation direction the place aheads, it is concordant with mill 4 outer faces that material scraping plate 8 radical lengths are less than its limit, outer of mill 4 radiuses, material scraping plate 8 is highly greater than half of grinding roller 3 radiuses.
Unclamp the height of the adjustable material scraping plate 8 of bolt of sleeve 6.
Two tremie pipe 2 blanking orientation are in mill 4 central areas, and in the midpoint area of mill 4 radiuses.After blanking, can by mill 4, be taken away and carry out grinding, and through material scraping plate 8, blanking is struck off and improves grinding work efficiency at once.Material scraping plate 8 stops the large material grain of particle diameter in blanking and guides it from mill 4 edges, to fall simultaneously, and the material grain that particle diameter is large can not improve grinding work efficiency at grinding roller 3 and 4 obstructions of mill yet.
Claims (1)
1. hopper blanking and the scraper of a metal tailings flour mill, comprise bucket cover (6), hopper (1), tremie pipe (2), it is characterized in that: hopper (1) arrange two symmetrical skew wall through holes respectively with two outer headwalls on down upright tremie pipe (2) communication type fix, on the mid point of every tremie pipe (2) axial line in the middle radius of mill (4) semi circular surface between two grinding rollers (3), the lower nozzle height of every tremie pipe (2) is upper along face lower than grinding roller (3), under two skew wall through holes of hopper (1) inwall, along face ring Zhou Fangwei, be connected and fixed a handstand taper bucket (5), two scraping mechanisms separately establishing are by sleeve (6), L shaped bar (7), material scraping plate (8) forms, a L shaped bar (7) is fixedly connected with a sleeve (6) cylindrical, L shaped bar (7) rod end is down fixedly connected with the material scraping plate (8) of mill (4) top rectangle radially, the moving engage sleeves of sleeve (6) above and be screwed in sleeve (6) screwed hole with bolt in withstands on tremie pipe (2) at tremie pipe (2), under material scraping plate (8), along limit and mill (4) face, maintain gap, on radius dimensional orientation in the middle of the grinding roller (3) of material scraping plate (8) in a tremie pipe (2) and a mill (4) rotation direction the place ahead, it is concordant with mill (4) outer face that material scraping plate (8) radical length is less than its limit, outer of mill (4) radius, material scraping plate (8) is highly greater than half of grinding roller (3) radius.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079048.1U CN203725180U (en) | 2014-02-20 | 2014-02-20 | Hopper blanking and scraping device for metal tailing grinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420079048.1U CN203725180U (en) | 2014-02-20 | 2014-02-20 | Hopper blanking and scraping device for metal tailing grinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203725180U true CN203725180U (en) | 2014-07-23 |
Family
ID=51195282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420079048.1U Expired - Lifetime CN203725180U (en) | 2014-02-20 | 2014-02-20 | Hopper blanking and scraping device for metal tailing grinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203725180U (en) |
-
2014
- 2014-02-20 CN CN201420079048.1U patent/CN203725180U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160918 Address after: Fujian 365000 Sanming City province Meliet District riverside village 37 12 floor No. 9 Patentee after: FUJIAN DINGSHENGYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY CO.,LTD. Address before: Fujian 365000 Sanming City province Meliet District greenstone village 92 Room 301 Patentee before: FUJIAN XINCHUANG HUAJIAN SCIENCE & TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200403 Address after: 361000 room 303a, South Chuangye building, Chuangye Park, torch high tech Zone, Xiamen City, Fujian Province Patentee after: XIAMEN DUITAI INDUSTRIAL Co.,Ltd. Address before: Fujian 365000 Sanming City province Meliet District riverside village 37 12 floor No. 9 Patentee before: FUJIAN DINGSHENGYUAN ENVIRONMENTAL PROTECTION TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 303a, South Chuangye building, Pioneer Park, torch high tech Zone, Xiamen, Fujian Province Patentee after: Xiamen Ditai Environmental Protection Technology Co.,Ltd. Address before: Room 303a, South Chuangye building, Pioneer Park, torch high tech Zone, Xiamen, Fujian Province Patentee before: XIAMEN DUITAI INDUSTRIAL Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: Room 303a, South venture building, Pioneer Park, torch hi tech Zone, Xiamen, Fujian, 361000 Patentee after: Xiamen Dutai New Material Technology Co.,Ltd. Address before: Room 303a, South Chuangye building, Pioneer Park, torch high tech Zone, Xiamen, Fujian Province Patentee before: Xiamen Ditai Environmental Protection Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140723 |