CN104475229A - Floating trough-frustum type device for effectively obtaining useful heavy metal from tailings - Google Patents
Floating trough-frustum type device for effectively obtaining useful heavy metal from tailings Download PDFInfo
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- CN104475229A CN104475229A CN201410674010.3A CN201410674010A CN104475229A CN 104475229 A CN104475229 A CN 104475229A CN 201410674010 A CN201410674010 A CN 201410674010A CN 104475229 A CN104475229 A CN 104475229A
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Abstract
A device for effectively obtaining useful heavy metal from tailings is characterized in that the device is a floating trough type device, the device sequentially comprises an ore piling platform, a sorting slope surface and an ore storage platform from top to bottom, wherein the sorting slope surface is provided with a device capable of rotating relative to the ore piling platform, and/or the sorting slope surface and the transverse edge adjacent to the ore storage platform are arranged on the ore storage platform or suspended above the ore storage platform. The device is simple in structure and can sort obtained middlings to obtain a final product containing higher than 45% of mineral.
Description
Technical field
The present invention relates to a kind of device, particularly small wooden raft groove-frustum type effective device obtaining useful heavy metal from mine tailing effectively obtaining useful heavy metal and repeat from mine tailing, to realize the separation of tiny heavy metal minerals.
Technical background
Be rich in fine useful heavy metal in mine tailing, mineral resources are non-renewable, and nonferrous metal price sharp rises in recent years, and the comprehensive saving of resource utilizes more and more important.
But how fully, economically, effectively isolate these useful heavy metals from mine tailing, people, always at research and probe, wish to be resolved, but are never thoroughly resolved always.
In prior art, pass through preparation equipment, directly sorting valuable mineral from mine tailing, what can only realize being separated valuable mineral from mine tailing roughly selects separation, can not realize carrying out selected operation to isolated chats, be difficult to realize from mine tailing, reclaim fine mineral, cause comprehensive resource utilization rate not high enough, the waste of resource is also more serious.
In prior art, from mine tailing, the mineral of separation and concentration can only reach the mineral content of 15%, can not as production marketing.
This is because, the technology prejudice that prior art exists is, just ore dressing specialty can be realized by Action of Gravity Field, never people considers to take measures further, such as, a kind of gravity beneficiation equipment recycles or the series connection of multiple gravity beneficiation equipment uses, and also utilizes waterpower to assist Mineral Classification deposition, to realize enriching and recovering.
Summary of the invention
The object of this invention is to provide a kind of device effectively obtaining useful heavy metal and repeat from mine tailing, it is effectively collected with simple structure and isolates the tiny heavy metal minerals of useful heavy metal.
For this reason, according to a first aspect of the invention, provide a kind of device effectively obtaining useful heavy metal from mine tailing, it is characterized in that, be frustum type equipment, and wherein, water revolves the top that point ore deposit head is arranged on frustum; The outer of frustum is arranged with isolation dam; Ratio between the height of frustum and the height of isolation dam is 1.5:1 to 2:1; Planar annular between the bottom of frustum and isolation dam is toe; Dimension scale between the base diameter of frustum and the internal diameter of isolation dam is 1.0:1.5 to 1:2.5; The upper edge of isolation dam is provided with overflow launder, and this overflow launder is provided with overflow breach, and this overflow breach and mine tailing are collected ditch and be communicated with.
Preferably, the ratio between the height of frustum and the height of isolation dam is 1.5:1; And/or the dimension scale between the base diameter of frustum and the internal diameter of isolation dam is 1.0:1.5.
Preferably, also comprise following technical characteristic at least one of them:
The height of frustum is 650-700mm (being preferably 660mm); The gradient of frustum is 25-30 degree (being preferably 28 degree); And/or the base diameter of described frustum is 2800-3200mm (being preferably 3000mm);
The height of described isolation dam is 380-450mm (being preferably 400mm); The internal diameter of described isolation dam is 4300-4600mm; And/or the external diameter of described isolation dam is 4500-4800mm; And/or,
The taper seat of frustum comprises and a series ofly arranges the fin that can stretch or bounce back along bus; Each fin is all arranged on the liftable support column of the taper seat centerline being positioned at frustum; And/or the free end of each fin contacts with toe all the time, or be positioned at the top of toe.
Preferably, mineral proportion detector, particle size detector, the large mini controller of frustum base diameter, slope angle control device, mine-supplying quantity control device and/or the concentration control apparatus to ore deposit ore pulp is also provided with.
According to a second aspect of the invention, provide a kind of device effectively obtaining useful heavy metal from mine tailing, it is characterized in that, be small wooden raft slot-type device, wherein, from height to lowly comprising heap ore deposit platform, sorting slope successively, depositing ore deposit platform; Sorting slope is provided with the device that can rotate relative to heap ore deposit platform; And/or, sorting slope with deposit the adjacent transverse edge of ore deposit platform and be arranged at and deposit on the platform of ore deposit or be suspended in the top of depositing ore deposit platform.
Preferably, also comprise following technical characteristic at least one of them:
Horizontal rotating shaft is provided with between sorting slope and heap ore deposit platform;
Closing on sorting slope and depositing the adjacent transverse edge place of ore deposit platform, be provided with the supporting bracket of liftable, controlled non-return in the below of sorting slope;
Also be provided with mineral proportion detector, particle size detector, sorting slope slope angle controller, rush mineral water pressure controller and/or rush mineral water amount controller;
Rush mineral water pressure-controlled at 2.5-3.5Mpa;
The length of heap ore deposit platform is 0.3-0.5 rice; The length of sorting slope is 1.3-1.6 rice; The slope angle of sorting slope is 20-30 degree; And/or the length of depositing ore deposit platform is 1.5-2.0 rice; And/or,
Heap ore deposit platform, sorting slope, the width depositing ore deposit platform are 1.5-2.0 rice.
According to a third aspect of the invention we, provide a kind of device effectively obtaining useful heavy metal from mine tailing, it is characterized in that, comprising:
The small wooden raft slot-type device that the frustum type equipment of at least one series winding use and at least one series winding use;
The frustum type equipment that the small wooden raft slot-type device of at least one series winding use and at least one series winding use;
The frustum type equipment that at least one series winding uses; Or
The small wooden raft slot-type device that at least one series winding uses.
According to a forth aspect of the invention, provide a kind of method effectively obtaining useful heavy metal from mine tailing, it is characterized in that, adopt frustum type equipment, ore pulp through water revolve point ore deposit head uniform divided flows to frustum domatic on, under gravity, mineral deposition is enriched in toe, the lighter mine tailing swash of wave to the edge of the overflow launder of isolation dam, then from the overflow breach of overflow launder flow out to mine tailing collect ditch collect.
According to a fifth aspect of the invention, provide a kind of method effectively obtaining useful heavy metal from mine tailing, it is characterized in that, adopt small wooden raft slot-type device the chats homogeneous reactor of sorting to exist on the platform of sorting unit heap ore deposit, back and forth rush back and forth with water and spill, chats ore pulp flows down along device slope, and under water and Action of Gravity Field, lighter tailings flows into mine tailing and collects ditch, useful tiny heavy metal minerals accumulates in depositing on the platform of ore deposit of slope sorting unit, thus reaches the object of sorting heads.
According to a sixth aspect of the invention, provide a kind of method effectively obtaining useful heavy metal from mine tailing, it is characterized in that,
First adopt frustum type equipment to isolate intermediate products from Tailings Dam, then adopt the further sorting intermediate products of small wooden raft slot-type device;
First adopt small wooden raft slot-type device to isolate intermediate products from Tailings Dam, then adopt the further sorting intermediate products of frustum type equipment;
First adopt frustum type equipment to isolate intermediate products from Tailings Dam, then adopt the further sorting intermediate products of frustum type equipment; Or
First adopt small wooden raft slot-type device to isolate intermediate products from Tailings Dam, then adopt the further sorting intermediate products of small wooden raft slot-type device.
Preferably, also comprise hydraulic cyclone mine distributor and truncated cone-shaped chorista, hydraulic cyclone mine distributor is arranged on truncated cone-shaped chorista top, and the bottom periphery of truncated cone-shaped chorista is provided with a circular barricade, has overflow ditch in circular barricade.
According to the present invention, ore pulp through hydraulic cyclone mine distributor uniform divided flows to truncated cone-shaped chorista domatic on, under gravity, mineral deposition is enriched in toe, and the lighter mine tailing swash of wave is to the edge of circular collar.
According to the present invention, the parameters such as the size of truncated cone-shaped chorista, slope angle can be adjusted, and mine-supplying quantity, to the concentration of ore deposit ore pulp, to adapt to the difference of mineral proportion and particle diameter.
According to the present invention, utilize waterpower to flow automatically and carry out graded sediment, reach the object of enriching and recovering mineral, compensate for the deficiency that existing gravity beneficiation equipment and technique are difficult to reclaim Separate Fine-grained Minerals, can realize from mine tailing Resource recovery again, improve comprehensive resource utilization rate, greatly reduce the waste of resource, have obvious economic benefit and social benefit.
The present invention supplements technique by lower end, roughly selects after isolating valuable mineral, carry out selected operation further to isolated chats from mine tailing.
The mineral content of mineral significantly more than 15% of the present invention's separation and concentration from mine tailing, can as production marketing.Particularly, the middle sorting mineral obtained can be reached the final products containing valuable mineral more than 45% by the present invention.
Accompanying drawing explanation
Fig. 1 is the structural representation of separation apparatus of tiny heavy metal minerals of the present invention.
Detailed description of the invention
As shown in Figure 1, according to an embodiment of separation apparatus of tiny heavy metal minerals of the present invention, comprise hydraulic cyclone mine distributor 1 and truncated cone-shaped chorista 2, hydraulic cyclone mine distributor 1 is arranged on truncated cone-shaped chorista 2 top, and the external diameter of hydraulic cyclone mine distributor 1 can be 500mm.
The periphery of truncated cone-shaped chorista 2 is provided with a circular barricade 4, has overflow ditch 3 in circular barricade 4.The height of truncated cone-shaped chorista 2 is 650-700mm (preferred 660mm), gradient 25-30 degree (preferably 28 degree), base diameter 2800-3200mm, preferred 3000mm; The height 380-450mm (preferred 400mm) of circular barricade 4, internal diameter 4300-4600mm, external diameter 4500-4800mm.
According to the present invention, the dimension scale between the height of platform shape chorista 2 and the height of circular barricade 4 is preferably 1.66:1, and usual range of choice in various embodiments can reach 1.5:1 to 2:1.
Dimension scale between the base diameter of platform shape chorista 2 and the internal diameter of circular barricade 4 is preferably 1.0:1.5, and usual range of choice in various embodiments can reach 1.0:1.5 to 1:2.5.
In the present invention, the planar annular between truncated cone-shaped chorista 2 and circular barricade 4 is called toe 5.
The taper seat of platform shape chorista 2 comprises a series of fin along bus arrangement, and each fin can stretch or bounce back.When each fin stretches, the gradient of taper seat diminishes; And when each fin retraction, the gradient of taper seat becomes large.Each fin is all arranged on the liftable support column of the taper seat centerline being positioned at platform shape chorista 2.When each fin stretches, the height corresponding decline thereupon of support column, makes the free end of each fin contact with toe 5 all the time, or is positioned at height suitable above toe 5.
When each fin retraction, the height corresponding rising thereupon of support column, makes the free end of each fin contact with toe 5 all the time, or is positioned at height suitable above toe 5.
Truncated cone-shaped chorista 2 is the cone-shaped apparatus (abbreviation yurt) with a kind of outer likeness in form " yurt ",
Ore pulp through hydraulic cyclone mine distributor 1 uniform divided flows to truncated cone-shaped chorista 2 domatic on, under gravity, mineral deposition is enriched in toe 5, and the lighter mine tailing swash of wave, to the edge of circular collar 4, flows out to mine tailing collection ditch 7 along limit from the overflow breach 6 of back-up ring 4 and collects.
In one embodiment, according to mine tailing containing useful heavy metal grade situation, grasp and rush the ore deposit time, generally circulation in every 4 hours, within every 4 hours, time-out rushes ore deposit, and labor cleaning collects the valuable mineral that enrichment accumulates in yurt toe 5, send and chooses product.
In another embodiment, according to mine tailing containing useful heavy metal grade situation, rushing ore deposit, suspending and rush ore deposit, continue to rush in the circulation in ore deposit, the time interval can realize automatic control, enrichment accumulate in yurt toe 5 valuable mineral can mechanization, automatically carry out cleaning collect, gained intermediate products send operation selected further also can realize mechanization, automation.
According to the present invention, the parameters such as the size of truncated cone-shaped chorista, slope angle can be adjusted, and mine-supplying quantity, to the concentration of ore deposit ore pulp, to adapt to the difference of mineral proportion and particle diameter.
According to the another one embodiment of separation apparatus of tiny heavy metal minerals of the present invention, when implementing of the present invention, according to the difference of mineral proportion and particle diameter, the slope angle of adjustment sorting unit slope; Control hydraulic pressure, the water yield of rushing ore deposit well, guarantee to ore deposit, to rush ore deposit even, rushes mineral water pressure-controlled at 2.5-3.5Mpa; Heap ore deposit platform 10, sorting slope 11, the width depositing ore deposit platform 12 are identical, and be 1.5-2.0 rice, the length of heap ore deposit platform 10 is 0.3-0.5 rice; The length of sorting slope 11 is 1.3-1.6 rice, and slope angle is 20-30 degree; The length of depositing ore deposit platform 12 is 1.5-2.0 rice.
Be provided with horizontal rotating shaft between sorting slope 11 and heap ore deposit platform 10, sorting slope 11 with deposit the adjacent transverse edge of ore deposit platform 12 and be arranged at and deposit ore deposit platform 12 or be suspended in the appropriate location, top of depositing ore deposit platform 12.
Under normal circumstances, sorting slope 11 with deposit the adjacent transverse edge of ore deposit platform 12 and be arranged at and deposit on ore deposit platform 12; When sorting slope 11 upwards rotates around its horizontal rotating shaft, sorting slope 11 with deposit the adjacent transverse edge of ore deposit platform 12 and be suspended in the appropriate location, top of depositing ore deposit platform 12, the gradient of sorting slope 11 diminishes.Closing on sorting slope 11 and depositing the adjacent transverse edge place of ore deposit platform 12, be provided with the supporting bracket of liftable, controlled non-return in the below of sorting slope 11.
This embodiment of the present invention is the device (hereinafter referred to as small wooden raft groove) with a kind of outer likeness in form " small wooden raft groove ", the fine heavy metal of other embodiment can be coordinated to be separated " yurt " use together, such as, " yurt " is first adopted to isolate intermediate products from Tailings Dam, it can only reach within 15% containing useful amount of metal, then adopts the further sorting intermediate products of small wooden raft groove, makes to reach more than 45% containing useful amount of metal, through drying as finished product, direct distribution can be done.
In addition, first adopt small wooden raft groove to isolate intermediate products from Tailings Dam, it can only reach within 15% containing useful amount of metal, adopt " yurt " sorting intermediate products further again, making to reach more than 45% containing useful amount of metal, through drying as finished product, can direct distribution be done.
In one embodiment, will the chats homogeneous reactor of sorting exist on sorting unit heap ore deposit platform 10, the area of platform 10 is advisable with the ore deposit amount can stacked employee cycle operation in every 4 hours and can process, and within every 8 hours, is a class, class's cycle operation twice.Manually back and forth rush back and forth with water and spill, chats ore pulp flows down along device slope, and under water and Action of Gravity Field, lighter tailings flows into mine tailing and collects ditch 13, useful tiny heavy metal minerals accumulates in depositing in ore deposit platform 12 of slope sorting unit, thus reaches the object of sorting heads.
In another embodiment, will the chats homogeneous reactor of sorting exist on sorting unit heap ore deposit platform 10, what be provided with control automatically above platform 10 back and forth rushes sprinkler system, chats ore pulp is flowed down along device slope, under water and Action of Gravity Field, lighter tailings flows into mine tailing and collects ditch 13, and useful tiny heavy metal minerals accumulates in depositing in ore deposit platform 12 of slope sorting unit, thus reaches the object of sorting heads.
Construction of the present invention, such as, the sidewall 8 of circular collar 4 and the barricade 9 of small wooden raft groove, only adopt the common materials such as brick, cement, stone, cost is low, simple and easy to do; The invention process is unpowered sorts separation, economical and energy saving; Input-output ratio of the present invention is large, and economic benefit is obvious.
Claims (10)
1. from mine tailing, effectively obtain a device for useful heavy metal, it is characterized in that, be small wooden raft slot-type device, wherein, from height to lowly comprising heap ore deposit platform, sorting slope successively, depositing ore deposit platform; Sorting slope is provided with the device that can rotate relative to heap ore deposit platform; And/or, sorting slope with deposit the adjacent transverse edge of ore deposit platform and be arranged at and deposit on the platform of ore deposit or be suspended in the top of depositing ore deposit platform.
2. device according to claim 1, is characterized in that, also comprise following technical characteristic at least one of them:
Horizontal rotating shaft is provided with between sorting slope and heap ore deposit platform;
Closing on sorting slope and depositing the adjacent transverse edge place of ore deposit platform, be provided with the supporting bracket of liftable, controlled non-return in the below of sorting slope; And/or,
Also be provided with mineral proportion detector, particle size detector, sorting slope slope angle controller, rush mineral water pressure controller and/or rush mineral water amount controller.
3. device according to claim 1, is characterized in that, also comprise following technical characteristic at least one of them:
Rush mineral water pressure-controlled at 2.5-3.5Mpa;
The length of heap ore deposit platform is 0.3-0.5 rice;
The length of sorting slope is 1.3-1.6 rice;
The slope angle of sorting slope is 20-30 degree;
The length of depositing ore deposit platform is 1.5-2.0 rice; And/or,
Heap ore deposit platform, sorting slope, the width depositing ore deposit platform are 1.5-2.0 rice.
4. device according to claim 1, is characterized in that, comprises frustum type equipment further, and in this frustum type equipment, water revolves the top that point ore deposit head is arranged on frustum; The outer of frustum is arranged with isolation dam; The height of frustum is greater than the height of isolation dam; Planar annular between the bottom of frustum and isolation dam is toe; Have chats conveying circuit between the enrichment chats of the heap ore deposit platform of small wooden raft slot-type device and frustum type equipment toe, the base diameter of frustum is less than the internal diameter of isolation dam; The upper edge of isolation dam is provided with overflow launder, and this overflow launder is provided with overflow breach, and this overflow breach and mine tailing are collected ditch and be communicated with.
5. device according to claim 4, is characterized in that, the ratio between the height of frustum and the height of isolation dam is 1.5:1 to 2:1 (preferred 1.5:1); And/or the dimension scale between the base diameter of frustum and the internal diameter of isolation dam is 1.0:1.5 to 1:2.5 (preferred 1.0:1.5).
6. device according to claim 4, is characterized in that, the height of frustum is 650-700mm (being preferably 660mm); The gradient of frustum is 25-30 degree (being preferably 28 degree); And/or the base diameter of described frustum is 2800-3200mm (being preferably 3000mm).
7. device according to claim 4, is characterized in that, the height of described isolation dam is 380-450mm (being preferably 400mm); The internal diameter of described isolation dam is 4300-4600mm; And/or the external diameter of described isolation dam is 4500-4800mm.
8. device according to claim 4, is characterized in that, the taper seat of frustum comprises and a series ofly arranges the fin that can stretch or bounce back along bus; Each fin is all arranged on the liftable support column of the taper seat centerline being positioned at frustum; And/or the free end of each fin contacts with toe all the time, or be positioned at the top of toe.
9. device according to claim 4, it is characterized in that, be also provided with mineral proportion detector, particle size detector, the large mini controller of frustum base diameter, slope angle control device, mine-supplying quantity control device and/or the concentration control apparatus to ore deposit ore pulp.
10. from mine tailing, effectively obtain a method for useful heavy metal, it is characterized in that,
First adopt small wooden raft slot-type device, will the chats homogeneous reactor of sorting exist on the platform of sorting unit heap ore deposit, back and forth rush back and forth with water and spill, chats ore pulp flows down along device slope, under water and Action of Gravity Field, lighter tailings flows into mine tailing and collects ditch, and useful tiny heavy metal minerals accumulates in depositing on the platform of ore deposit of slope sorting unit, thus reaches the object of sorting heads;
Adopt frustum type equipment again, ore pulp through water revolve point ore deposit head uniform divided flows to frustum domatic on, under gravity, mineral deposition is enriched in toe, the lighter mine tailing swash of wave to the edge of the overflow launder of isolation dam, then flows out to mine tailing from the overflow breach of overflow launder and collects that ditch is selected further collects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410674010.3A CN104475229A (en) | 2014-11-21 | 2014-11-21 | Floating trough-frustum type device for effectively obtaining useful heavy metal from tailings |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410674010.3A CN104475229A (en) | 2014-11-21 | 2014-11-21 | Floating trough-frustum type device for effectively obtaining useful heavy metal from tailings |
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| CN104475229A true CN104475229A (en) | 2015-04-01 |
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| CN201410674010.3A Pending CN104475229A (en) | 2014-11-21 | 2014-11-21 | Floating trough-frustum type device for effectively obtaining useful heavy metal from tailings |
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Application publication date: 20150401 |