CN208260972U - A kind of rare-earth tailing recycling and reusing system - Google Patents
A kind of rare-earth tailing recycling and reusing system Download PDFInfo
- Publication number
- CN208260972U CN208260972U CN201820461698.0U CN201820461698U CN208260972U CN 208260972 U CN208260972 U CN 208260972U CN 201820461698 U CN201820461698 U CN 201820461698U CN 208260972 U CN208260972 U CN 208260972U
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- Prior art keywords
- delivery pump
- grade
- pump
- clear water
- tank
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- 229910052761 rare earth metal Inorganic materials 0.000 title claims abstract description 23
- 150000002910 rare earth metals Chemical class 0.000 title claims abstract description 23
- 238000004064 recycling Methods 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000002002 slurry Substances 0.000 claims abstract description 26
- 239000003814 drug Substances 0.000 claims abstract description 20
- 239000007788 liquid Substances 0.000 claims abstract description 20
- 239000002562 thickening agent Substances 0.000 claims abstract description 17
- 239000003337 fertilizer Substances 0.000 claims abstract description 12
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 230000000813 microbial effect Effects 0.000 claims abstract description 11
- 229940079593 drug Drugs 0.000 claims abstract description 10
- 239000000126 substance Substances 0.000 claims abstract description 10
- 230000003139 buffering effect Effects 0.000 claims abstract description 8
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 4
- 229920001903 high density polyethylene Polymers 0.000 claims description 4
- 239000004700 high-density polyethylene Substances 0.000 claims description 4
- 238000005188 flotation Methods 0.000 abstract description 5
- 238000000034 method Methods 0.000 abstract description 5
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000007599 discharging Methods 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 239000003344 environmental pollutant Substances 0.000 abstract description 2
- 231100000719 pollutant Toxicity 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000001376 precipitating effect Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000011114 storage process operation Methods 0.000 description 1
Landscapes
- Separation Of Suspended Particles By Flocculating Agents (AREA)
- Fertilizers (AREA)
Abstract
The utility model discloses a kind of rare-earth tailing recycling and reusing systems comprising Tailings transportation pump, Thickener with inclined boards, medicine system, flocculant chemical drug case, buffering dosing tank, metering dosing pump, slurry delivery pump, clear liquid buffer pool, grade analysis device, the dry row's heap, filter press, collecting-tank, transmission device, RE microbial fertilizer batch bin, clear water delivery pump, second level clear water delivery pump, preparation equipment, control valve of high-grade；The advantage is that: stable, simple, easy to operate during making tailings discharging, storage, reduce Tailings Dam operating cost, exclude the security risk of wet row's tailing, pollutant does not leak in whole process, achieve the purpose that resource reclaim recycles, the dry heap of tailings classification, flotation again is carried out to the tailing of flotation of rare earth value, raw material of the low tailing of grade as RE microbial fertilizer, realize the disposition of rare earth grade different instructions, effectively solve the problems, such as that the storage capacity of traditional tailing is insufficient, maintenance cost is high, security risk is big, remarkable in economical benefits.
Description
Technical field:
The utility model relates to rare-earth tailing recycling and reusing systems.
Background technique:
Ore dressing of rare earth tailing dry row is a new Tailings Disposal technique in domestic rare-earth trade in recent years, is referred to through selecting
After the Tailings Slurry exported after mine is concentrated, high-efficiency dehydration processing forms the mine that aqueous small, easy precipitating is solidified and stored up using place
Slag.But due to the particularity of rare-earth products, tailing needs to carry out multiplicating flotation, to ensure that rare-earth products are maximum
It recycles, until content of rare earth is extremely low in tailing, becomes true tailings；Processing of country's rare-earth trade to rare-earth tailing at present
Mode is that Tailings Dam stores, and after storage capacity to be achieved, digs out recycling down to other Tailings Dams, then by tailing in preamble Tailings Dam,
Tailing is not classified, and recycling and reusing is at high cost, low efficiency；The bulk deposition of tailing needs a large-scale Tailings Dam, can make
There is the hidden danger of dam break at the tailing heap of great environmental pollution, and wet row, Tailings Dam operating cost, maintenance cost are high.
Utility model content:
The purpose of this utility model is to provide a kind of rare-earth tailing recycling and reusing systems.
The utility model is implemented by following technical solution: a kind of rare-earth tailing recycling and reusing system comprising tailing is defeated
Send pump, Thickener with inclined boards, medicine system, flocculant chemical drug case, buffering dosing tank, metering dosing pump, slurry delivery pump, clear liquid slow
Rush pond, grade analysis device, the dry row's heap of high-grade, filter press, collecting-tank, transmission device, RE microbial fertilizer batch bin, clear water conveying
Pump, second level clear water delivery pump, preparation equipment, control valve；The outlet of the Tailings transportation pump is concentrated by pipeline and the inclined plate
The entrance in pond is connected, and the outlet conduit of the Tailings transportation pump is connected to the medicine system, and the medicine system is by described
Flocculant chemical drug case, buffering dosing tank, metering dosing pump are sequentially connected composition, the Thickener with inclined boards outlet by pipeline head and the tail
It is connected by pipeline with the entrance of the slurry delivery pump, the overflow port of the Thickener with inclined boards is slow by pipeline and the clear liquid
It rushes pond to be connected, the Thickener with inclined boards outlet conduit is connected with the filtering mud discharging mouth of the clear liquid buffer pool, the slurry
The grade analysis device is connected on the outlet main pipeline of delivery pump, the outlet main pipeline of the slurry delivery pump is divided into
Two branches, one of bypass line are connected with the dry row's heap of the high-grade, another bypass line and the filter press
Entrance be connected, the dry row's heap of the high-grade is connected by trench with the collecting-tank, the discharge port of the filter press and
The transmission device is connected, and the transmission device is connected with the RE microbial fertilizer batch bin, the discharge outlet of the filter press
It is connected by trench with the collecting-tank, the collecting-tank is connected by pipeline with the clear water delivery pump, the clear water
The outlet of delivery pump is connected to the clear liquid buffer pool, and the clear liquid buffer pool is connected with the second level clear water delivery pump, institute
The outlet conduit for stating second level clear water delivery pump is connected with the preparation equipment, the branch of the second level clear water delivery pump outlet conduit
Road is connected with the outlet conduit of the slurry delivery pump, is provided with control valve in all connecting pipes.
Further, the high-grade does the bottom Pai Dui and is provided with HDPE high density antiseepage film.
The advantages of the utility model: the discharge of this system and storage process operation are stable, simple easily operated, reduce tailing
Library operating cost excludes the security risk of wet row's tailing, and pollutant does not leak in whole process, reaches resource reclaim recycling
Purpose, the dry heap of tailings classification carry out flotation again, original of the low tailing of grade as RE microbial fertilizer to the tailing of flotation of rare earth value
Material realizes the disposition of rare earth grade different instructions, and the storage capacity of effectively solution traditional tailing is insufficient, maintenance cost is high, security risk
Big problem, remarkable in economical benefits.
Detailed description of the invention:
Fig. 1 is the system schematic of the utility model.
In figure, Thickener with inclined boards 2, medicine system 3, flocculant chemical drug case 3-1, buffering dosing tank 3-2, metering dosing pump
The dry row's heap 7 of 3-3, slurry delivery pump 4, clear liquid buffer pool 5, grade analysis device 6, high-grade, filter press 8, collecting-tank 9, transmission
Device 10, RE microbial fertilizer batch bin 11, clear water delivery pump 12, second level clear water delivery pump 13, preparation equipment 14, control valve 15
Specific embodiment:
As shown in Figure 1, a kind of rare-earth tailing recycling and reusing system comprising Tailings transportation pump 1, adds Thickener with inclined boards 2
Medicine system 3, flocculant chemical drug case 3-1, buffering dosing tank 3-2, metering dosing pump 3-3, slurry delivery pump 4, clear liquid buffer pool 5,
The dry row's heap 7, filter press 8, collecting-tank 9, transmission device 10, RE microbial fertilizer batch bin 11, clear water of grade analysis device 6, high-grade
Delivery pump 12, second level clear water delivery pump 13, preparation equipment 14, control valve 15；The outlet of Tailings transportation pump 1 passes through pipeline and inclined plate
The entrance of concentration basin 2 is connected, and the outlet conduit of Tailings transportation pump 1 is connected to medicine system 3, and medicine system is by flocculant chemical drug
Case 3-1, buffering dosing tank 3-2, metering dosing pump 3-3 are sequentially connected composition by pipeline head and the tail, and the outlet of Thickener with inclined boards 2 passes through
Pipeline is connected with the entrance of slurry delivery pump 4, and the overflow port of Thickener with inclined boards 2 is connected by pipeline with clear liquid buffer pool 5, tiltedly
2 outlet conduit of plate concentration basin is connected with the filtering mud discharging mouth of clear liquid buffer pool 5, connects on the outlet main pipeline of slurry delivery pump 4
It is connected to grade analysis device 6, the outlet main pipeline of slurry delivery pump 4 is divided into two branches, one of bypass line and Gao Pin
The dry row's heap 7 in position is connected, another bypass line is connected with the entrance of filter press 8, the dry row's heap 7 of high-grade by trench and
Collecting-tank 9 is connected, and the discharge port of filter press 8 is connected with transmission device 10, transmission device 10 and RE microbial fertilizer batch bin 11
It is connected, the discharge outlet of filter press 8 is connected by trench with collecting-tank 9, and collecting-tank 9 passes through pipeline and 12 phase of clear water delivery pump
Connection, the outlet of clear water delivery pump 11 are connected to clear liquid buffer pool 5, and clear liquid buffer pool 5 is connected with second level clear water delivery pump 13,
The outlet conduit of second level clear water delivery pump 13 is connected with preparation equipment 14, the branch of 13 outlet conduit of second level clear water delivery pump with
The outlet conduit of slurry delivery pump 4 is connected；Control valve 15, the dry row's heap 7 of the high-grade are provided in all connecting pipes
Bottom is provided with HDPE high density antiseepage film；It is the antiseepage coefficient height of HDPE high density antiseepage film, chemical stability, corrosion-resistant, prevent
Seep excellent；
Working principle: Tailings transportation pump 1 gets slurries, is entered in mine Thickener with inclined boards 2 (in the process by pipeline
Flocculant and water are put in proportion into flocculant chemical drug case 3-1, through pipeline self into buffering dosing tank 3-2, using
Measuring dosing pump 3-3 will be in flocculant flow in pipes), slurries pass through rapid subsidence in Thickener with inclined boards 2, pass through from bottom pipe
Slurry delivery pump 4 is delivered in the dry row's heap 7 of high-grade or filter press 8, the timing detection on the outlet conduit of slurry delivery pump 4
Grade analysis device 6 can timing detection different batches tailing slurries rare earth grade, if rare earth grade be higher than 1.5% if
It enters in the dry row's heap 7 of high-grade and carries out dry row, the tailing after dry row, which turns again to, carries out the floating of next round in Tailings transportation pump 1
Choosing, slurries of the grade lower than 1.5%, which are then transported in filter press 8, to be drained, micro- as rare earth then into RE microbial fertilizer workshop
The clear water that the raw material of fertilizer, high-grade discharge pile 7 and filter press 8 are discharged all is collected into collecting-tank 9, the clear water in collecting-tank 9
It is pumped in clear liquid buffer pool 5 and prepares to be sent to enrichment plant progress recycling and reusing；Strainer in clear water buffer pool 5 can be right
Clear water is further filtered, and a small amount of screened stock liquid being obtained by filtration turns again in the outlet conduit of Thickener with inclined boards 2, is avoided
Precipitating long-term accumulation in clear liquid buffer pool 5；The outlet of the branch and slurry delivery pump 4 of 13 outlet conduit of second level clear water delivery pump
Pipeline is connected, can the outlet conduit to slurry delivery pump 4 periodically backwashed, prevent its blocking.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (2)
1. a kind of rare-earth tailing recycling and reusing system, it is characterised in that: it includes Tailings transportation pump (1), Thickener with inclined boards
(2), medicine system (3), flocculant chemical drug case (3-1), buffering dosing tank (3-2), metering dosing pump (3-3), slurry delivery pump
(4), dry row heap (7) of clear liquid buffer pool (5), grade analysis device (6), high-grade, filter press (8), collecting-tank (9), transmission dress
Set (10), RE microbial fertilizer batch bin (11), clear water delivery pump (12), second level clear water delivery pump (13), preparation equipment (14), control
Valve (15)；The outlet of the Tailings transportation pump (1) is connected by pipeline with the entrance of the Thickener with inclined boards (2), the tail
The outlet conduit of mine delivery pump (1) is connected to the medicine system (3), and the medicine system is by the flocculant chemical drug case (3-
1) dosing tank (3-2), metering dosing pump (3-3), are buffered and is sequentially connected composition, the Thickener with inclined boards (2) by pipeline head and the tail
Outlet is connected by pipeline with the entrance of the slurry delivery pump (4), the overflow port of the Thickener with inclined boards (2) pass through pipeline and
The clear liquid buffer pool (5) is connected, and the filtering of Thickener with inclined boards (2) outlet conduit and the clear liquid buffer pool (5) is arranged
Mud mouth is connected, and the grade analysis device (6), the slurry are connected on the outlet main pipeline of the slurry delivery pump (4)
The outlet main pipeline of delivery pump (4) is divided into two branches, and one of bypass line is connected with dry row heap (7) of the high-grade
Logical, another bypass line is connected with the entrance of the filter press (8), and dry row heap (7) of the high-grade passes through trench and institute
It states collecting-tank (9) to be connected, the discharge port of the filter press (8) is connected with the transmission device (10), the transmission device
(10) it is connected with the RE microbial fertilizer batch bin (11), the discharge outlet of the filter press (8) passes through trench and the collecting-tank
(9) it is connected, the collecting-tank (9) is connected by pipeline with the clear water delivery pump (12), the clear water delivery pump (12)
Outlet be connected to the clear liquid buffer pool (5), the clear liquid buffer pool (5) is connected with the second level clear water delivery pump (13)
Logical, the outlet conduit of the second level clear water delivery pump (13) is connected with the preparation equipment (14), the second level clear water conveying
The branch of pump (13) outlet conduit is connected with the outlet conduit of the slurry delivery pump (4)；It is respectively provided in all connecting pipes
There are control valve (15).
2. a kind of rare-earth tailing recycling and reusing system according to claim 1, it is characterised in that；The dry row of the high-grade
Heap (7) bottom is provided with HDPE high density antiseepage film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461698.0U CN208260972U (en) | 2018-04-03 | 2018-04-03 | A kind of rare-earth tailing recycling and reusing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820461698.0U CN208260972U (en) | 2018-04-03 | 2018-04-03 | A kind of rare-earth tailing recycling and reusing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208260972U true CN208260972U (en) | 2018-12-21 |
Family
ID=64677701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820461698.0U Expired - Fee Related CN208260972U (en) | 2018-04-03 | 2018-04-03 | A kind of rare-earth tailing recycling and reusing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208260972U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113549778A (en) * | 2021-05-28 | 2021-10-26 | 包头市新达茂稀土有限公司 | Roasted ore cold leaching process for improving rare earth recovery rate |
-
2018
- 2018-04-03 CN CN201820461698.0U patent/CN208260972U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113549778A (en) * | 2021-05-28 | 2021-10-26 | 包头市新达茂稀土有限公司 | Roasted ore cold leaching process for improving rare earth recovery rate |
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|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20181221 |