CN204911816U - Coal slime flotation pan feeding equipment of anticipating - Google Patents
Coal slime flotation pan feeding equipment of anticipating Download PDFInfo
- Publication number
- CN204911816U CN204911816U CN201520673760.9U CN201520673760U CN204911816U CN 204911816 U CN204911816 U CN 204911816U CN 201520673760 U CN201520673760 U CN 201520673760U CN 204911816 U CN204911816 U CN 204911816U
- Authority
- CN
- China
- Prior art keywords
- housing
- impeller
- false bottom
- sleeve
- shaft
- 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 - Fee Related
Links
Landscapes
- Crushing And Pulverization Processes (AREA)
Abstract
The utility model provides a coal slime flotation pan feeding equipment of anticipating, belongs to coal slime flotation equipment technical field for the coal slime gets into the flotation and equips preceding the anticipating of sorting. The technical solution is characterized in that. Have respectively into workbin and play workbin in the both sides of casing cylinder, the upper portion at the casing is fixed to the motor, the motor is connected through the upper end of belt with the (mixing) shaft, install impeller is at the lower extreme of (mixing) shaft, the sleeve suit is on the (mixing) shaft, telescopic upper end and casing fixed connection, telescopic lower extreme connection stator, the lower extreme that adds the pencil is connected on the sleeve wall, the terminal surface is clearance fit with the up end of impeller under the stator, false bottom plate is dull and stereotyped, it is gapped between false bottom plate and the casing bottom plate, there are a plurality of round hole equipartitions on the face of false bottom plate. The utility model discloses the equipment power consumption is low, impeller long service life, ore pulp flow state are reasonable, at medicament in service and ore pulp intensive mixing, have volume utilization ratio height, ore pulp handling capacity big, handle the particle size range extend, to the strong adaptability's of coal quality characteristics.
Description
Technical field
Ore pulp before the coal slime that the utility model relates to a kind of granularity <0.50mm enters the sorting of coal flotation equipment anticipates equipment, belongs to coal slime flotation equipment technical field.
Background technology
The coal slurry pre-processing device that current coal preparation plant uses mainly contains XY series ore pulp preprocessor, PS type coal paste preprocessor, jetting type pre-mineralization unit and FCA series atomized fall type coal paste preprocessor etc.XY series ore pulp preprocessor is due to self structure and amplified criterion, and cause main equipment stirring capacity inadequate, coal slurry is poor with medicament mixed effect, and medicament disperses uneven, and onsite application effect is also undesirable; PS type coal paste preprocessor utilizes on pipeline, installs the mixing that static mixer realizes medicament and coal slurry, but requires strict to emulsified water and floatation feed, if be wherein mixed with foreign material, easily cause nozzle or blender blocking, and is difficult to remove; Jetting type pre-mineralization unit installs several angled nozzles in mineralizer inside, the speed that ore pulp enters nozzle is less than the speed of injection, form negative pressure to a certain degree, suck medicament and air, realize the pre-mineralising of coal slurry, but due to feed pressure instability in production, medicament easily ejects, cause and add difficulty, atomizing effect is undesirable; FCA series atomized fall type coal paste preprocessor adopts pneumatic injection formula atomizer to carry out dispersions, and utilize the time difference that slide plate bank bar structure expands slightly, fine grained mixes with medicament to carry out optimizing process, but in use need external compressed air, and preprocessor inside is easily blocked by the impurity in coal slurry, on-the-spot application is less.
Utility model content
Technical problem to be solved in the utility model is that a kind of coal slime flotation pan feeding anticipates equipment, the ore pulp fluidised form that this floatation feed anticipates equipment is reasonable, medicament can be dispersed with aerosol form, and medicament after dispersion and ore pulp fully mix, and have that capacity utilization is high, ore pulp treating capacity is large, process particle size range is wide, adaptable feature to ature of coal simultaneously.
The technical scheme solved the problems of the technologies described above is:
A kind of coal slime flotation pan feeding anticipates equipment, it comprises housing, motor, belt, impeller, stator, sleeve, chemical feed pipe, shaft, false bottom, housing is upright cylinder, feed box and feed box is had respectively in the both sides of housing cylindrical body, motor is fixed on the top of housing, motor is connected with the upper end of shaft by belt, impeller is arranged on the lower end of shaft, sleeve set is on shaft, the upper end of sleeve is fixedly connected with housing, the lower end connecting stator of sleeve, the lower end of chemical feed pipe is connected in sleeve wall, stator is positioned at the top of impeller, the upper surface of stator lower surface and impeller is matched in clearance, false bottom is dull and stereotyped, false bottom level is fixedly connected on above the base plate of housing, gap is had between false bottom and Housing Base, the plate face of false bottom there is multiple circular hole uniform.
Above-mentioned coal slime flotation pan feeding anticipates equipment, the cylindrical lower circumference of described housing is acclivitous annulus, housing both sides connect feed box and feed box on welding flange, ring flange is connected by pipeline with external equipment, the inner walls of feed box side is provided with the deflector of bending downwards, the bottom welding of feed box side has ore drawing pipe.
Above-mentioned coal slime flotation pan feeding anticipates equipment, and described motor is fixed on the support of housing upper by seat board, and motor shaft head is equipped with small belt pulley, and small belt pulley is connected by belt with big belt pulley, and big belt pulley is connected on shaft by flat key.
Above-mentioned coal slime flotation pan feeding anticipates equipment, described impeller is fixed on the lower end of shaft by nut check, upper end and the bearing block of sleeve are fastenedly connected, bearing block is fixed on housing upper, stator is bolted to be held under a bushing, the lower surface of stator and the upper surface of impeller keep certain axial gap and radial clearance, and in the middle part of sleeve, two side tube-walls install chemical feed pipe and blast pipe respectively, chemical feed pipe is provided with air-regulating plate.
Above-mentioned coal slime flotation pan feeding anticipates equipment, described false bottom by-level, the circumferential edges of false bottom is downward-sloping, false bottom bottom surface vertical welding four supporting legs, the lower end of supporting leg is welded on housing bottom steel plate, and the tube wall of pulp-absorbing pipe is conical round table, and the larger diameter end of pulp-absorbing pipe is welded on false bottom upper surface, the smaller diameter end of pulp-absorbing pipe is relative with the lower suction inlet of impeller, and under the smaller diameter end of pulp-absorbing pipe and impeller, suction inlet keeps certain gap.
The beneficial effects of the utility model are:
The utility model impeller rotates under the drive of drive unit, produces negative pressure within the specific limits, and the floating ore pulp that enters flowed into below false bottom is drawn in wheel chamber by impeller, meanwhile, the air in sleeve is cut into micro-bubble by the high velocity air that vane rotary produces, and medicament is ground into fine droplets, and ore pulp, medicament, air meet in wheel chamber, and fully mix, ore pulp outside wheel chamber produces whirlpool with the rotation of impeller, wherein fine grained and the good coal grain of floatability float to liquid level with mineral laden bubble, in coarse granule and the poor coal grain of floatability, a part enters below false bottom with sinking by several circular holes that inclination false bottom and false bottom are offered, another part ore pulp is also flowed to below false bottom by the hang plate of housing bottom surrounding, collect afterwards and be again inhaled into impeller cavity, further mixed stirring, enter ore pulp rising passway subsequently, form ore pulp stereo circulating path, which increase the mineralising probability of coal grain and the capacity utilization of housing.
The utility model is rational in infrastructure, equipment power consumption is low, impeller long service life, ore pulp fluidised form are reasonable, the medicament that is in operation is dispersed with aerosol form, and dispersion after medicament and ore pulp fully mix, have that capacity utilization is high, ore pulp treating capacity be large, process particle size range is wide, adaptable feature to ature of coal, be that a kind of novel coal slime flotation pan feeding anticipates equipment, have good popularizing value in industry.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model;
Fig. 2 is the A-A profile of Fig. 1;
Fig. 3 is the K direction view of Fig. 1;
Fig. 4 is the structural representation of impeller;
Fig. 5 is the B-B sectional view of Fig. 4.
In figure, mark is as follows: housing 1, feed box 2, feed box 3, deflector 4, ring flange 5, ore drawing pipe 6, impeller 7, stator 8, nut 9, shaft 10, sleeve 11, bearing block 12, chemical feed pipe 13, blast pipe 14, false bottom 15, supporting leg 16, pulp-absorbing pipe 17, circular hole 18, motor 19, small belt pulley 20, big belt pulley 21, belt 22.
Detailed description of the invention
The utility model comprises housing parts, mixing part, false bottom part and drive part.
Show in figure, housing parts is made up of housing 1, feed box 2, feed box 3, deflector 4, ring flange 5, ore drawing pipe 6.
Housing 1 is upright cylinder, and the cylindrical lower circumference of housing 1 has acclivitous annulus, and more flow of slurry can be allowed to false bottom 15 lower area, increases coal grain mineralising probability.Have feed box 2 and feed box 3 respectively in the both sides of housing 1 cylinder, welding flange 5 on feed box 2 and feed box 3, ring flange 5 is connected by pipeline with external equipment.
Inner walls inside feed box 2 is provided with the deflector 4 of bending downwards, deflector 4 plays ore pulp drainage.By the ore pulp water conservancy diversion in inflow housing 1 under false bottom 15, the probability that " fresh " ore pulp enters impeller cavity can be added.The bottom welding of feed box 3 side of housing 1 has ore drawing pipe 6.
Show in figure, mixing part is made up of impeller 7, stator 8, nut 9, shaft 10, sleeve 11, bearing block 12, chemical feed pipe 13, blast pipe 14, and whole mixing part is fixed on housing 1 inner chamber top by four stay bolts.
Impeller 7 is immersed in ore pulp, and the conical shaft extension that impeller 7 is 1:20 by gradient is connected with shaft 10, and impeller 7 is locked in the lower end of shaft 10 by nut 9.Upper end and the bearing block 12 of sleeve 11 are fastenedly connected, bearing block 12 is fixed on housing 1 top, stator 8 is bolted in sleeve 11 lower end, the lower surface of stator 8 and the upper surface of impeller 7 keep certain axial gap and radial clearance, two side tube-walls are installed respectively chemical feed pipe 13 and blast pipe 14 in the middle part of sleeve 11, chemical feed pipe 13 is provided with air-regulating plate.
Impeller 7 is individual layer umbrella-shaped structure, is made up of six bending tablet blades.Be matched in clearance between impeller 7 and stator 8, impeller 7 rotates the certain negative pressure of rear formation, sucks the ore pulp under false bottom 15.Meanwhile, the medicament dropped into from chemical feed pipe 13 is cut into molecule, medicament, air, ore pulp Homogeneous phase mixing in impeller cavity by the high velocity air winding up formed in sleeve 11.Chemical feed pipe 13 is provided with air-regulating plate, within the specific limits adjustable air inlet.Bearing block 12 is provided with upper and lower two filling-up areas, carries out lubricating oil interpolation by lubricating cup.
Show in figure, false bottom part is made up of false bottom 15, supporting leg 16, pulp-absorbing pipe 17.
False bottom 15 is dull and stereotyped, and false bottom 15 by-level, the circumferential edges of false bottom 15 is downward-sloping, the plate face of false bottom 15 has multiple circular hole 18 uniform.Coarse fraction and the poor coal grain of floatability flow to below false bottom 15 by circular hole 18, are again drawn by impeller 7, form circulation ore pulp path, increase mineralising probability.
Have gap between false bottom 15 and housing 1 base plate, false bottom 15 bottom surface vertical welding four supporting legs 16, the lower end of supporting leg 16 to be welded on bottom housing 1 on steel plate.
The tube wall of pulp-absorbing pipe 17 is conical round table, can increase midge area like this.The larger diameter end of pulp-absorbing pipe 17 is welded on false bottom 15 upper surface, and the smaller diameter end of pulp-absorbing pipe 17 is relative with the lower suction inlet of impeller 7, and smaller diameter end and impeller 7 times suction inlets of pulp-absorbing pipe 17 keep certain gap.
Show in figure, drive part is made up of motor 19, small belt pulley 20, big belt pulley 21, belt 22.
Motor 19 is fixed on the support on housing 1 top by seat board, and motor shaft head is equipped with small belt pulley 20, and small belt pulley 20 is connected by belt 22 with big belt pulley 21, and big belt pulley 21 is connected on shaft 10 by flat key.
The course of work of the present utility model is as follows:
Certain density floatation feed enters the feed box 2 of pre-processing device with certain pressure, and after the drainage of housing 1 internal diversion plate 4, " fresh " ore pulp is taken advantage of a situation and flowed to below false bottom 15; Impeller 7, under the drive of motor 19, rotates with certain rotating speed, produces negative pressure within the specific limits in wheel chamber, and the floating ore pulp that enters now flowed into below false bottom 15 is drawn in wheel chamber by impeller 7; Meanwhile, impeller 7 rotates the high velocity air produced and the air in sleeve 11 is cut into micro-bubble, and medicament is ground into fine droplets, and ore pulp, medicament, air meet in wheel chamber, and fully mix.Ore pulp outside wheel chamber produces whirlpool with the rotation of impeller 7, wherein fine grained and the good coal grain of floatability float to liquid level with mineral laden bubble, in coarse granule and the poor coal grain of floatability, a part enters below false bottom 15 with sinking by the circular hole 18 on inclination false bottom 15 and false bottom 15, another part ore pulp also flows to below false bottom 15 by the hang plate of surrounding bottom housing 1, collect afterwards and be again inhaled into impeller cavity, further mixed stirring, enter ore pulp rising passway subsequently, form ore pulp stereo circulating path, which increase the mineralising probability of coal grain and the capacity utilization of housing 1.Mixed ore pulp enters feed box 3 by the overfall on housing 1 sidewall, completes preprocessing process, enters floatation equipment afterwards.
Claims (5)
1. a coal slime flotation pan feeding anticipates equipment, it is characterized in that: it comprises housing (1), motor (19), belt (22), shaft (10), impeller (7), stator (8), sleeve (11), chemical feed pipe (13), false bottom (15), housing (1) is upright cylinder, feed box (2) and feed box (3) is had respectively in the both sides of housing (1) cylinder, motor (19) is fixed on the top of housing (1), motor (19) is connected by the upper end of belt (22) with shaft (10), impeller (7) is arranged on the lower end of shaft (10), sleeve (11) is sleeved on shaft (10), the upper end of sleeve (11) is fixedly connected with housing (1), the lower end connecting stator (8) of sleeve (11), the lower end of chemical feed pipe (13) is connected on sleeve (11) wall, stator (8) is positioned at the top of impeller (7), the lower surface of stator (8) and the upper surface of impeller (7) are matched in clearance, false bottom (15) is dull and stereotyped, false bottom (15) level is fixedly connected on above the base plate of housing (1), gap is had between false bottom (15) and housing (1) base plate, the plate face of false bottom (15) there is multiple circular hole (18) uniform.
2. coal slime flotation pan feeding according to claim 1 anticipates equipment, it is characterized in that: the cylindrical lower circumference of described housing (1) is acclivitous annulus, the feed box (2) that housing (1) both sides connect and the upper welding flange (5) of feed box (3), ring flange (5) is connected by pipeline with external equipment, housing (1) inwall of feed box (2) side is provided with the deflector (4) of bending downwards, the bottom welding of feed box (3) side has ore drawing pipe (6).
3. coal slime flotation pan feeding according to claim 2 anticipates equipment, it is characterized in that: described motor (19) is fixed on the support on housing (1) top by seat board, motor shaft head is equipped with small belt pulley (20), small belt pulley (20) is connected by belt (22) with big belt pulley (21), and big belt pulley (21) is connected on shaft (10) by flat key.
4. coal slime flotation pan feeding according to claim 3 anticipates equipment, it is characterized in that: described impeller (7) is locked in the lower end of shaft (10) by nut (9), upper end and the bearing block (12) of sleeve (11) are fastenedly connected, bearing block (12) is fixed on housing (1) top, stator (8) is bolted in sleeve (11) lower end, the lower surface of stator (8) and the upper surface of impeller (7) keep certain axial gap and radial clearance, sleeve (11) middle part two side tube-walls install chemical feed pipe (13) and blast pipe (14) respectively, chemical feed pipe (13) is provided with air-regulating plate.
5. coal slime flotation pan feeding according to claim 4 anticipates equipment, it is characterized in that: described false bottom (15) by-level, the circumferential edges of false bottom (15) is downward-sloping, false bottom (15) bottom surface vertical welding four supporting legs (16), the lower end of supporting leg (16) is welded on the steel plate of housing (1) bottom, the tube wall of pulp-absorbing pipe (17) is conical round table, the larger diameter end of pulp-absorbing pipe (17) is welded on false bottom (15) upper surface, the smaller diameter end of pulp-absorbing pipe (17) is relative with the lower suction inlet of impeller (7), the smaller diameter end of pulp-absorbing pipe (17) and the lower suction inlet of impeller (7) keep certain gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673760.9U CN204911816U (en) | 2015-09-02 | 2015-09-02 | Coal slime flotation pan feeding equipment of anticipating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520673760.9U CN204911816U (en) | 2015-09-02 | 2015-09-02 | Coal slime flotation pan feeding equipment of anticipating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204911816U true CN204911816U (en) | 2015-12-30 |
Family
ID=54961001
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520673760.9U Expired - Fee Related CN204911816U (en) | 2015-09-02 | 2015-09-02 | Coal slime flotation pan feeding equipment of anticipating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204911816U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032623A (en) * | 2015-09-02 | 2015-11-11 | 天地（唐山）矿业科技有限公司 | Pretreatment equipment for coal slime before floatation feed |
| CN106943974A (en) * | 2017-03-24 | 2017-07-14 | 武汉理工大学 | A kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD |
| CN110038476A (en) * | 2019-05-05 | 2019-07-23 | 安徽理工大学 | A kind of jet stream-stirring manifold type powdery flocculation medicament quantifies dispersion mixing system |
-
2015
- 2015-09-02 CN CN201520673760.9U patent/CN204911816U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105032623A (en) * | 2015-09-02 | 2015-11-11 | 天地（唐山）矿业科技有限公司 | Pretreatment equipment for coal slime before floatation feed |
| CN105032623B (en) * | 2015-09-02 | 2018-06-29 | 天地（唐山）矿业科技有限公司 | A kind of coal slime flotation pan feeding anticipates equipment |
| CN106943974A (en) * | 2017-03-24 | 2017-07-14 | 武汉理工大学 | A kind of self-priming injecting type efficient degradation groove for being suitable to degraded COD |
| CN110038476A (en) * | 2019-05-05 | 2019-07-23 | 安徽理工大学 | A kind of jet stream-stirring manifold type powdery flocculation medicament quantifies dispersion mixing system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105032623A (en) | Pretreatment equipment for coal slime before floatation feed | |
| CN107971143B (en) | A kind of bilobed wheel mechanical stirring self-suction type flotation machine and method for floating | |
| CN205518241U (en) | Impeller stirring is from breathing in preliminary treatment ore pulp flotation device | |
| CN203018215U (en) | Mechanical agitation type flotation machine | |
| CN111570100B (en) | Jet atomization flotation equipment | |
| CN209005951U (en) | It is a kind of to realize highly purified quartz sand flotation machine | |
| CN204911816U (en) | Coal slime flotation pan feeding equipment of anticipating | |
| CN105289346B (en) | Jet medicament disperse system and fine coal particle pulp mixing modification equipment applying same | |
| CA3100768C (en) | Device and method for forced circulation fast floatation separation | |
| CN88102289A (en) | The flotation mechanism of improvement | |
| CN209810077U (en) | Gas-solid-liquid three-phase reaction self-suction type impeller structure | |
| CN211914195U (en) | Jet type short column flotation machine | |
| CN104826745A (en) | Impeller of flotation machine | |
| CN204564358U (en) | A kind of injection stream is impacted vane rotary and is stirred self-induced aeration floatation | |
| CN2279215Y (en) | Multi-stage micro-bubble flotation column | |
| CN111389599A (en) | Jet type short column flotation machine | |
| CN105327647B (en) | The floating Bed for Fine Coal depth of hardly possible is sized mixing upgrading facility | |
| CN105289389B (en) | Equipment of deeply slurry mixing and modifying for coal slime | |
| CN110756338A (en) | Cylinder flotation machine with jet flow air suction and stirring functions | |
| CN203018211U (en) | Foam discharging device of floatation machine | |
| CN203874682U (en) | Mixing tank device and mixing discharge system | |
| CN103931547B (en) | Novel high-pressure bubble reducing mechanism | |
| CN107213994B (en) | A kind of ore pulp self-driving type flotation unit having high-pressure jet agitating function | |
| CN116020665A (en) | Fluidized coarse grain flotation device and method capable of adjusting water-gas flow field and turbulence | |
| CN115780100A (en) | Micro-fine particle mineral flotation device and method |
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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151230 Termination date: 20190902 |