CN206325720U - A kind of tailings cyclone classification experimental system - Google Patents
A kind of tailings cyclone classification experimental system Download PDFInfo
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- CN206325720U CN206325720U CN201621217208.XU CN201621217208U CN206325720U CN 206325720 U CN206325720 U CN 206325720U CN 201621217208 U CN201621217208 U CN 201621217208U CN 206325720 U CN206325720 U CN 206325720U
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Abstract
The utility model is related to a kind of tailings cyclone classification experimental system, including last mortar preparation facilities, cyclone classification device and circulation loop device, the cyclone classification device includes Pulp pump B and cyclone, the outlet of the last mortar preparation facilities is connected with the entrance of the Pulp pump B, the outlet of the Pulp pump B is connected with the entrance of the cyclone, the cyclone includes at least one specification, the entrance of the cyclone is provided with electrically operated valve, the overflow of the cyclone enters the first entrance of circulation loop device through pipeline, the underflow of the cyclone is directly entered the second entrance of circulation loop device, the outlet of the circulation loop device is connected with the last mortar preparation facilities.The utility model is the experimental system designed to study the influence factor and rule of cyclone classification effect, by the way that to cyclone feed ore concentration, feed force, to ore deposit flow and the experimental study of cyclone specification factor, foundation is provided for the optimization of mine tailing grading technology.
Description
Technical field
The utility model relates generally to a kind of experimental system of tailings cyclone classification.
Background technology
Hydrocyclone has the advantages that simple in construction, floor space is small, disposal ability is big, small investment, is adapted to close
Classification and sorting does in degree, the material colony of particle size differences.In recent years, cyclone the application field that mill tailings is disposed obtained compared with
Big expansion, is widely used in the handling process such as Tailing dam construction, mine tailing pre-concentration, mine tailing enriching and recovering, mine tailing filling, tool
Have the advantages that efficiently succinct, effect is notable.
Although hydrocyclone structure is simple, its influence factor in operation is complex, its separating effect and pan feeding
The factors such as pressure, granularity, concentration and the cyclone structure of itself are related.Needed in actual production process according to processing mine tailing
Specific nature above-mentioned parameter is adjusted, to obtain optimal separating effect.
On affecting laws of the supplied materials operating mode to cyclone separating effect, although have a large amount of complicated computing formula and reason
By, but there is larger error with produce reality in its conclusion, and the value of engineer applied is not high, and experimental study is still acquisition cyclone
The reliable approach of separating effect affecting laws.
Utility model content
In order to solve the above problems, the utility model have developed a kind of experimental system of tailings cyclone classification, can carry out
Tailings cyclone classification experiment under the conditions of various concentrations, granularity, feed pressure and cyclone specification.By pacifying in relevant position
If instrument such as flowmeter, densimeter, Instrument for Pressure, real-time, accurate detection is carried out to critical data, is easy to the quantization to affecting laws
Analysis；By the switching of robot control system(RCS) and related valve, realize that the closed circuit of experimental system follows bad, i.e., test specimen obtains circulation profit
With, can carry out multifactor impact experiment.The technical solution adopted in the utility model is as follows：
A kind of tailings cyclone classification experimental system, including last mortar preparation facilities, cyclone classification device and circulation loop dress
Put, the cyclone classification device includes Pulp pump B and cyclone, the outlet of the last mortar preparation facilities and the Pulp pump B
Entrance be connected, the outlet of the Pulp pump B is connected with the entrance of the cyclone, the cyclone include at least one rule
Lattice, the entrance of the cyclone is provided with the electrically operated valve for opening and closing cyclone, and the overflow of the cyclone enters through pipeline
The first entrance of the circulation loop device, the underflow of the cyclone is directly entered the second of the circulation loop device and entered
Mouthful, the outlet of the circulation loop device is connected with the last mortar preparation facilities.
Further, the cyclone includes tri- kinds of specifications of 75mm, 100mm, 150mm, can separate different grain size and not
With the material of density, electrically operated valve is provided with the cyclone inlet of every kind of specification, is selected by opening and closing corresponding electrically operated valve
Select cyclone needed for experiment.
Further, the last mortar preparation facilities includes tailings storehouse, belt feeder, tailings weighing hopper, belt conveyor
Machine, water weigher, agitator A, Pulp pump A and agitator B, the belt feeder are located at the underface in the tailings storehouse, with
Tailings storehouse outlet at bottom retains a determining deviation and is used to be fed；The tailings weighing hopper is located at below belt feeder, and staggers one
Segment distance, it is ensured that blanking accurately enters tailings weighing hopper；The belt conveyer is located at below tailings weighing hopper, and tailings is conveyed
Into the agitator A below the outlet of belt conveyer；The surface of the agitator A is water weigher, the water meter
The entrance and exit of amount scale is connected with inlet channel and outlet conduit respectively, and control is provided with the inlet channel and enters water meter
The valve of the water of scale is measured, controls to enter the water of water weigher by opening/shutting valve, outlet conduit and the agitator A's enters
Mouth is connected, and water can enter agitator A by outlet conduit gravity flow；The outlet of the agitator A connects with the entrance of the Pulp pump A
Connect, the outlet of the Pulp pump A is connected with the entrance of the agitator B, the outlet of the agitator B is with the Pulp pump B's
Entrance is connected.The last mortar preparation facilities is according to water of the concentration set with constant weight tailings and corresponding weight, by two
Person's feeding agitator A stirrings, are pumped into another agitator B standby after stirring.
Further, also including the tailings storehouse electric motor of shaker positioned at tailings storehouse side middle and lower part, by tailings weighing hopper
The tailings storehouse weighing hopper electric motor of shaker of side lower part, tailings storehouse electric motor of shaker is used to prevent that tailings from tying arch in storehouse, it is ensured that tail
The mobility of sand, the tailings storehouse weighing hopper electric motor of shaker is used to ensure tailings smooth outflow from weighing hopper.
Further, the circulation loop device includes dashpot, agitator C, Pulp pump C and reflux line, described slow
The first dashpot and the second dashpot are formed by vertical separating in the middle of jet-bedding, first dashpot fills for the circulation loop
The first entrance put, the overflow of the cyclone enters the first entrance through pipeline, and second dashpot is the circulation
The second entrance of loop apparatus, the underflow of the cyclone is directly entered the second entrance；The agitator C is located at described slow
The lower section of jet-bedding, the entrance of the agitator C is connected with the outlet of the dashpot, and the overflow and underflow of the cyclone pass through
The manually-operated gate switching of the buffering trench bottom realizes that remixing into crude tailings after overflow pulp and the classification of underflow desilting flows into institute
Agitator C entrance is stated, the outlet of the agitator C is connected with the entrance of the Pulp pump C, the outlet warp of the Pulp pump C
Reflux line is connected with the agitator A.
Further, the cyclone classification device also include measurement assembly, can to ore deposit flow, concentration and pressure and overflow
Flow, concentration are flowed, underflow density is monitored in real time, realize the quantitative study to cyclone classification effect；The measurement assembly bag
Include cyclone inlet flowmeter, the cyclone inlet densimeter that measures feed ore concentration, measurement feed force of the measurement to ore deposit flow
Cyclone inlet pressure gauge, measure effluent concentration cyclone effluent concentration meter, measure excess flow cyclone overflow stream
Gauge and the cyclone underflow density meter for measuring underflow density, the cyclone inlet flowmeter and cyclone inlet pressure gauge
It is arranged on the feed pipe being connected with the entrance of the cyclone；The stream device effluent concentration meter and cyclone excess flow meter
It is arranged on the overflow pipe that the outlet of the overflow with the cyclone is connected, the cyclone underflow density meter is arranged at second and delayed
On the inwall of jet-bedding.
Further, the Pulp pump B and Pulp pump C are frequency conversion Pulp pump.
Further, the cyclone inlet feed force, adjustable to ore deposit flow and feed ore concentration, wherein feed force and
Controlled, by the interlocked control with frequency conversion Pulp pump B frequencies, can be achieved to feed force, flow by Pulp pump B to ore deposit flow
Precise control；Feed ore concentration can change concentration value, it is not necessary to dispensing again, in existing concentration value according to setting value adjust automatically
On the basis of, improve or reduce concentration value by increasing tailings amount or water；The gravimetric value of specific tailings or water is by automating
Control program is calculated.
This is included using new beneficial effect：
1. tailings is recycled, be conducive under conditions of test specimen is limited, carry out multifactor impact law study；
2. cyclone feed ore concentration can change concentration value, it is not necessary to dispensing again according to setting value adjust automatically, existing
On the basis of concentration value, concentration value is improved or reduces by increasing tailings amount or water；The gravimetric value of specific tailings or water by
Automated condtrol program is calculated；
3. cyclone feed force and flow are adjustable, manometer and flow instrument are installed on cyclone feed pipe, led to
The interlocked control of feed force, flow and frequency conversion slurry pump frequency is crossed, precise control can be carried out to feed force and flow, it is convenient
Quantitative analysis to experimental result.
4. cyclone specification is optional, design cyclone specification is 75mm, 100mm, 150mm, by switch electrically operated valve come
Choice experiment cyclone；In the case where other factors are certain, shadow of the cyclone different size to grading effect can be conveniently studied
Ring；
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Description of reference numerals：1. tailings storehouse；2. tailings storehouse electric motor of shaker；3. belt feeder；4. tailings weighing hopper；5. tail
Sand storehouse weighing hopper electric motor of shaker；6. belt conveyer；7. electrically operated valve；8. water weigher；9. ultrasonic level gage；10. stirring
Bucket A；11. Pulp pump A；12. agitator B；13. frequency conversion Pulp pump B；14. cyclone inlet flowmeter；15. cyclone inlet is dense
Degree meter；16. cyclone inlets manometer；17. cyclone；18. cyclone effluent concentration meter；19. cyclone excess flow meter；
20. cyclone underflow density meter；21. dashpot；22. agitator C；23. manually-operated gate；24. frequency conversion Pulp pump C.
Embodiment
Principle of the present utility model and feature are described below in conjunction with accompanying drawing, example is served only for explaining this practicality
It is new, it is not intended to limit scope of the present utility model.
A kind of tailings cyclone classification experimental system, as shown in figure 1, including last mortar preparation facilities, cyclone classification device and
Circulation loop device,
The last mortar preparation facilities includes tailings storehouse 1, belt feeder 3, tailings weighing hopper 4, belt conveyer 6, water
Weigher 8, agitator A10, Pulp pump A11 and agitator B12, the side middle and lower part of tailings storehouse 1 is provided with the rapping of tailings storehouse
Motor 2 is used to ensure the smooth releasing of tailings；The belt feeder 3 is located at the underface in the tailings storehouse 1, with the bottom of tailings storehouse 1
Portion outlet retains a determining deviation and is used to be fed；The tailings weighing hopper 4 is located at the lower section of belt feeder 3, and the segment distance that staggers,
Ensure that blanking accurately enters tailings weighing hopper 4；The side bottom of tailings weighing hopper 4 is provided with tailings storehouse weighing hopper electric motor of shaker
5, for ensuring tailings smooth outflow from weighing hopper；The belt conveyer 6 is located at the lower section of tailings weighing hopper 4, and tailings is defeated
It is sent in the agitator A10 below the outlet of belt conveyer 6；The surface of the agitator A10 is water weigher 8,
The entrance and exit of the water weigher 8 is connected with inlet channel and outlet conduit respectively, and control is provided with the inlet channel
System enters the valve 7 of the water of water weigher 8, controls to enter the water of water weigher 8, the outlet pipe by opening/shutting valve 7
Road is connected with agitator A10 entrance, and water can enter agitator A10 by outlet conduit gravity flow；The outlet of the agitator A10
It is connected with the entrance of the Pulp pump A11, the outlet of the Pulp pump A11 is connected with the entrance of the agitator B12, described to stir
The outlet for mixing barrel B12 is connected with the entrance of the Pulp pump B13.Host computer inputs tailings total amount and setting concentration value, automatic control journey
Sequence calculates tailings amount and corresponding water amount automatically, and is assigned to tailings weighing hopper 4 and metering water scale 8 respectively as setting value, has measured
Mixed after in agitator A10, then that the slurries made are pumped into agitator B12 is standby.
The cyclone classification device uses new main part, including Pulp pump B13, cyclone 17 and measurement group for this
Part, the outlet of the last mortar preparation facilities is connected with the entrance of the Pulp pump B13, the outlet of the Pulp pump B13 and institute
The entrance for stating cyclone 17 is connected, and the cyclone 17 has tri- kinds of specifications of 75mm, 100mm, 150mm, can separate different grains
The material of degree and different densities, electrically operated valve is provided with the entrance of cyclone 17 of every kind of specification, by opening and closing corresponding electricity
Cyclone 17 needed for movable valve choice experiment；The overflow of the cyclone 17 enters the first of the circulation loop device through pipeline
Entrance, the underflow of the cyclone 17 is directly entered the second entrance of the circulation loop device, the circulation loop device
Outlet is connected with the agitator A10 of the last mortar preparation facilities；The measurement assembly includes cyclone of the measurement to ore deposit flow
Inlet flow rate meter 14, the cyclone inlet densimeter 15 for measuring feed ore concentration, the cyclone inlet pressure gauge for measuring feed force
16th, the cyclone effluent concentration meter 18 of measurement effluent concentration, the cyclone excess flow meter 19 of measurement excess flow and measurement
The cyclone underflow density meter 20 of underflow density, the cyclone inlet flowmeter 14, cyclone inlet densimeter 15 and rotation
Stream device head pressure gage 16 is arranged on the feed pipe being connected with the entrance of the cyclone 17；The cyclone effluent concentration
Meter 18 and cyclone excess flow meter 19 are arranged on the overflow pipe that the overflow outlet with the cyclone 17 is connected, the rotation
Stream device underflow density meter 20 is arranged on the inwall of the second dashpot 212；By the measurement assembly, can to ore deposit flow,
Concentration and pressure and excess flow, concentration, underflow density are monitored in real time, realize the quantitative study to cyclone classification effect.
The entrance feed force of cyclone 17, it is adjustable to ore deposit flow and feed ore concentration, wherein feed force and gives
Ore deposit flow is controlled by Pulp pump B13, and Pulp pump B13 is frequency conversion Pulp pump, passes through the interlocking control with frequency conversion Pulp pump B13 frequencies
System, can be achieved the precise control to feed force, flow；Feed ore concentration can change concentration value, no according to setting value adjust automatically
Dispensing again is needed, on the basis of existing concentration value, concentration value is improved or reduce by increasing tailings amount or water；Specifically
The gravimetric value of tailings or water is calculated by Automated condtrol program.
The circulation loop device includes dashpot 21, agitator C22, Pulp pump C24 and reflux line, the dashpot
First dashpot 211 and the second dashpot 212 are formed by vertical separating in the middle of 21, the overflow of the cyclone 17 is entered through pipeline
Enter the first entrance of first dashpot 211, the underflow of the cyclone 17 is directly entered from the underflow outlet of cyclone 17
The second entrance of second dashpot 212；The agitator C22 is located at the lower section of the dashpot 21, the agitator C22
Entrance be connected with the outlet of the dashpot 21, the outlet of the agitator C22 is connected with the entrance of the Pulp pump C24,
The Pulp pump C22 is frequency conversion Pulp pump, and the outlet of the Pulp pump C24 is connected through reflux line with the agitator B22.Institute
The overflow and underflow for stating cyclone 17 realize overflow pulp and underflow by the switching of manually-operated gate 23 of the bottom of dashpot 21
Crude tailings are remixed into after desilting classification and flow into the agitator C22, are then pumped to stirring using frequency conversion Pulp pump C24
Bucket A10, cyclone is entered back into by flow, and re-grading is recycled.
Preferred embodiment of the present utility model is the foregoing is only, it is all in this practicality not to limit the utility model
Within new spirit and principle, any modifications, equivalent substitutions and improvements made etc. should be included in guarantor of the present utility model
Within the scope of shield.
Claims (7)
1. a kind of tailings cyclone classification experimental system, it is characterised in that including last mortar preparation facilities, cyclone classification device and follow
Loop back path device, the cyclone classification device include Pulp pump B and cyclone, the outlet of the last mortar preparation facilities with it is described
Pulp pump B entrance is connected, and the outlet of the Pulp pump B is connected with the entrance of the cyclone, and the cyclone is included at least
A kind of specification, the entrance of the cyclone is provided with the electrically operated valve for opening and closing cyclone, and the overflow of the cyclone is through pipe
Road enters the first entrance of the circulation loop device, and the underflow of the cyclone is directly entered the of the circulation loop device
Two entrances, the outlet of the circulation loop device is connected with the last mortar preparation facilities.
2. tailings cyclone classification experimental system according to claim 1, it is characterised in that the cyclone include 75mm,
Tri- kinds of specifications of 100mm, 150mm, electrically operated valve is provided with the cyclone inlet of every kind of specification, corresponding electronic by opening and closing
Cyclone needed for valve choice experiment.
3. tailings cyclone classification experimental system according to claim 1 or 2, it is characterised in that the last mortar prepares dress
Put including tailings storehouse, belt feeder, tailings weighing hopper, belt conveyer, water weigher, agitator A, Pulp pump A and stirring
Bucket B, the belt feeder is located at the underface in the tailings storehouse, and retaining spacing with tailings storehouse outlet at bottom is used to be fed；Institute
Tailings weighing hopper is stated below belt feeder, and the segment distance that staggers, it is ensured that blanking accurately enters tailings weighing hopper；It is described
Belt conveyer is located at below tailings weighing hopper, and tailings is transported in the agitator A below the outlet of belt conveyer；
The surface of the agitator A is water weigher, the entrance and exit of the water weigher respectively with inlet channel and outlet pipe
Road is connected, and the valve that control enters the water of water weigher, outlet conduit and the agitator A are provided with the inlet channel
Entrance be connected, the outlet of the agitator A is connected with the entrance of the Pulp pump A, and the outlet of the Pulp pump A is stirred with described
The entrance for mixing barrel B is connected, and the outlet of the agitator B is connected with the entrance of the Pulp pump B.
4. tailings cyclone classification experimental system according to claim 3, it is characterised in that also including positioned at tailings storehouse side
The tailings storehouse electric motor of shaker of middle and lower part and the tailings storehouse weighing hopper electric motor of shaker positioned at tailings weighing hopper side bottom.
5. tailings cyclone classification experimental system according to claim 3, it is characterised in that the circulation loop device includes
The first dashpot and are formed by vertical separating in the middle of dashpot, agitator C, Pulp pump C and reflux line, the dashpot
Two dashpots, first dashpot is the first entrance of the circulation loop device, and second dashpot is the circulation
The second entrance of loop apparatus；The agitator C is located at the lower section of the dashpot, and the entrance of the agitator C delays with described
The outlet connection of jet-bedding bottom, the outlet of the agitator C is connected with the entrance of the Pulp pump C, the outlet of the Pulp pump C
It is connected through reflux line with the agitator A.
6. tailings cyclone classification experimental system according to claim 5, it is characterised in that the cyclone classification device is also wrapped
Measurement assembly is included, the measurement assembly includes measurement to the cyclone inlet flowmeter of ore deposit flow, the eddy flow of measurement feed ore concentration
Device entrance concentration meter, the cyclone inlet pressure gauge for measuring feed force, the cyclone effluent concentration meter for measuring effluent concentration, survey
Measure the cyclone excess flow meter of excess flow and measure the cyclone underflow density meter of underflow density, the cyclone inlet
Flowmeter is arranged on the feed pipe being connected with the entrance of the cyclone with cyclone inlet pressure gauge；The stream device overflow
Densimeter and cyclone excess flow meter are arranged on the overflow pipe that the overflow outlet with the cyclone is connected, the eddy flow
Device underflow density meter is arranged on the inwall of the second dashpot.
7. the tailings cyclone classification experimental system according to claim 5 or 6, it is characterised in that the Pulp pump B and slurry
Pump C is frequency conversion Pulp pump.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201621217208.XU CN206325720U (en) | 2016-11-10 | 2016-11-10 | A kind of tailings cyclone classification experimental system |
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| CN201621217208.XU CN206325720U (en) | 2016-11-10 | 2016-11-10 | A kind of tailings cyclone classification experimental system |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187898A (en) * | 2017-12-29 | 2018-06-22 | 潘自维 | A kind of shunting cyclone group |
| CN109225691A (en) * | 2018-10-23 | 2019-01-18 | 长沙矿冶研究院有限责任公司 | A kind of pressurization of ore pulp circulation is to mine system and its gives mine method |
| CN111844459A (en) * | 2020-06-28 | 2020-10-30 | 北京科技大学 | Integrated monitoring system and method for paste accurate feeding and stirring |
| CN112439561A (en) * | 2020-12-03 | 2021-03-05 | 宁波广新纳米材料有限公司 | Controllable liquid phase classification equipment of underflow |
| CN112439560A (en) * | 2020-12-03 | 2021-03-05 | 宁波广新纳米材料有限公司 | Underflow-controllable liquid-phase classification device and classification method thereof |
| CN112619910A (en) * | 2020-11-27 | 2021-04-09 | 太原钢铁(集团)有限公司 | Method for improving classification efficiency of cyclone iron ore slurry |
| CN114011558A (en) * | 2021-11-05 | 2022-02-08 | 山东阳谷华泰化工股份有限公司 | Particle size control method of insoluble sulfur |
| CN114993898A (en) * | 2022-04-18 | 2022-09-02 | 金诚信矿业管理股份有限公司 | Intelligent tailing thickening experiment system and method |
-
2016
- 2016-11-10 CN CN201621217208.XU patent/CN206325720U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108187898A (en) * | 2017-12-29 | 2018-06-22 | 潘自维 | A kind of shunting cyclone group |
| CN109225691A (en) * | 2018-10-23 | 2019-01-18 | 长沙矿冶研究院有限责任公司 | A kind of pressurization of ore pulp circulation is to mine system and its gives mine method |
| CN109225691B (en) * | 2018-10-23 | 2024-03-22 | 长沙矿冶研究院有限责任公司 | Ore pulp circulating pressurizing ore feeding system and ore feeding method thereof |
| CN111844459A (en) * | 2020-06-28 | 2020-10-30 | 北京科技大学 | Integrated monitoring system and method for paste accurate feeding and stirring |
| CN112619910A (en) * | 2020-11-27 | 2021-04-09 | 太原钢铁(集团)有限公司 | Method for improving classification efficiency of cyclone iron ore slurry |
| CN112439561A (en) * | 2020-12-03 | 2021-03-05 | 宁波广新纳米材料有限公司 | Controllable liquid phase classification equipment of underflow |
| CN112439560A (en) * | 2020-12-03 | 2021-03-05 | 宁波广新纳米材料有限公司 | Underflow-controllable liquid-phase classification device and classification method thereof |
| CN114011558A (en) * | 2021-11-05 | 2022-02-08 | 山东阳谷华泰化工股份有限公司 | Particle size control method of insoluble sulfur |
| CN114011558B (en) * | 2021-11-05 | 2022-08-09 | 山东阳谷华泰化工股份有限公司 | Particle size control method of insoluble sulfur |
| CN114993898A (en) * | 2022-04-18 | 2022-09-02 | 金诚信矿业管理股份有限公司 | Intelligent tailing thickening experiment system and method |
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