CN207331011U - A kind of Tailings Dam Situ Leaching liquid collecting reaction unit - Google Patents
A kind of Tailings Dam Situ Leaching liquid collecting reaction unit Download PDFInfo
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- CN207331011U CN207331011U CN201720557437.4U CN201720557437U CN207331011U CN 207331011 U CN207331011 U CN 207331011U CN 201720557437 U CN201720557437 U CN 201720557437U CN 207331011 U CN207331011 U CN 207331011U
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- Prior art keywords
- leachate
- scrubbing tower
- tower
- pipeline
- tunnel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/20—Recycling
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- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The utility model discloses a kind of Tailings Dam Situ Leaching liquid collecting reaction unit, including tailing heap, fluid injection pipeline, anti-seepage geomembrane, leachate collecting tank, leachate tunnel, leachate elevator pump, head tank, hydraulic pump, wash liquid pool, adsorption tower, scrubbing tower one, scrubbing tower two, scrubbing tower three, precipitator tower, the interior setting fluid injection pipeline of the tailing heap, and the bottom of tailing heap sets anti-seepage geomembrane, leachate tunnel is provided with below the tailing heap, the top in the leachate tunnel sets leachate collecting tank, and leachate collecting tank is connected with tailing heap by anchor pole.The utility model cost is low, maintenance capacity is few, management is simple, and leaching facility is few, has the function that positive, Tailings Dam of the utility model suitable for large-scale easy dump leaching mining for promoting tailing to re-use, alleviating china natural resources anxiety situation；Selection to stockyard address be not restricted, and leaching liquid energy, recycling comes out in time, and investment is quick, and production cost is low, small investment.
Description
Technical field
The molten mordanting ore deposit technical field of metal tailings is the utility model is related to, is specifically that a kind of Tailings Dam Situ Leaching liquid collecting is anti-
Answer device.
Background technology
Traditional Tailings utilization is broadly divided into two aspects：One --- tailing filters out valuable mineral again, and concentrate carries out
Fiery smelting；Two --- tailing is as the casting resin in goaf, the raw material of construction material or for building highway；Three --- tail
Ore deposit is directly stockpiled and stored in the Tailings Dam specially built.Method three is the most widely used tailings glass side in most ore dressing plants at present
Method.However, the concept of tailing is opposite, under pervious technical merit, some precious metals, rare metal cannot recycle,
But with the development of science and technology, the useful component in tailing can develop again, such as hydrometallurgical technology recycling tail
Valuable element in ore deposit.
It is domestic that the useful component in uranium ore tailing is recycled using leaching leaching-extraction-depositing technology more by taking uranium ore as an example, its
The condition of dump leaching field has：There are a certain distance, bottom to have certain gradient with stope, to be laid with ovum in stockyard ore bed bottom
Stone, forms discharge opeing bed.
There are following defect for the design of above-mentioned dump leaching field：1st, the selection in dump leaching place is limited --- and having to selection has one
The place of grade could collect leachate；2nd, construction is complicated --- and to be laid with discharge opeing bed enables solution smooth flow.
Utility model content
The purpose of this utility model is to provide a kind of Tailings Dam Situ Leaching liquid collecting reaction unit, to solve the prior art
In 1, the selection in dump leaching place be limited --- have to selection have certain slope place could collect leachate；2nd, construction is multiple
It is miscellaneous --- to be laid with discharge opeing bed enables solution smooth flow.
To achieve the above object, the utility model provides following technical solution：
A kind of Tailings Dam Situ Leaching liquid collecting reaction unit, including tailing heap, fluid injection pipeline, anti-seepage geomembrane, leachate
Collecting tank, leachate tunnel, leachate elevator pump, head tank, hydraulic pump, washing liquid pool, adsorption tower, scrubbing tower one, scrubbing tower
2nd, the bottom of scrubbing tower three, precipitator tower, the interior setting fluid injection pipeline of the tailing heap, and tailing heap sets anti-seepage geomembrane, institute
State and leachate tunnel is provided with below tailing heap, the top in the leachate tunnel sets leachate collecting tank, and leachate
Collecting tank is connected with tailing heap by anchor pole, and the end in the leachate tunnel is provided with leachate elevator pump, and leachate lane
Road is connected with the liquid feeding end of leachate elevator pump by PVB pipes, the outlet end of the leachate elevator pump and the top of head tank
Connected by pipeline, the bottom of the head tank and the upper end of adsorption tower are connected by pipeline, the adsorption tower and washing liquid pool
Connected by pipeline, and adsorption tower is in washing liquid pool connecting pipe with setting hydraulic pump, the washing liquid pool respectively with scrubbing tower
First, scrubbing tower two is connected with scrubbing tower threeway piping, and the scrubbing tower one is connected with adsorption tower by pipeline, and the two of pipeline
End connects the bottom of adsorption tower and the top of scrubbing tower one respectively, and the scrubbing tower one is connected with scrubbing tower two by pipeline,
And the both ends of pipeline connect the bottom of scrubbing tower one and the top of scrubbing tower two respectively, the scrubbing tower two is logical with scrubbing tower three
Piping connects, and pipeline connects the bottom of scrubbing tower two and the top of scrubbing tower three, the scrubbing tower three and precipitator tower respectively
Connected by pipeline, and the both ends of pipeline connect the bottom of scrubbing tower three and the top of precipitator tower respectively.
Further, the leachate tunnel is arranged to tilt down setting.
Compared with prior art, the beneficial effects of the utility model are：The utility model utilizes the water proof of tailing heap bottom
Layer, liquid collecting tunnel is excavated in the position of tailing certain depth below, carries out combined bolting and shotcrete to tunnel, molten leaching is added in tailing
Liquid so that leachate recycles pump that leachate is transported to Mill displacement because dead weight can only enter liquid collecting tunnel along anchor pole
Go out mineral；
The utility model cost is low, maintenance capacity is few, management is simple, and leaching facility is few, for promoting tailing to re-use, delay
Solution china natural resources anxiety situation has the function that positive, Tailings Dam of the utility model suitable for large-scale easily dump leaching mining；
Selection to stockyard address be not restricted, and leaching liquid energy, recycling comes out in time, invests quick, production cost
It is low, small investment.
Brief description of the drawings
Fig. 1 is a kind of roadway layout structure diagram of Tailings Dam Situ Leaching liquid collecting reaction unit of the utility model.
In figure：1st, tailing heap；2nd, fluid injection pipeline；3rd, anti-seepage geomembrane；4th, leachate collecting tank；5th, leachate tunnel；6、
Leachate elevator pump；7th, head tank；8th, hydraulic pump；9th, liquid pool is washed；10th, adsorption tower；11st, scrubbing tower one；12nd, scrubbing tower two；
13rd, scrubbing tower three；14th, precipitator tower.
Embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, in the utility model embodiment, a kind of Tailings Dam Situ Leaching liquid collecting reaction unit, including tailing
Heap 1, fluid injection pipeline 2, anti-seepage geomembrane 3, leachate collecting tank 4, leachate tunnel 5, leachate elevator pump 6, head tank 7, liquid
Press pump 8, washing liquid pool 9, adsorption tower 10, scrubbing tower 1, scrubbing tower 2 12, scrubbing tower 3 13, precipitator tower 14, the tailing heap
1 interior setting fluid injection pipeline 2, and the bottom of tailing heap 1 sets anti-seepage geomembrane 3, the lower section of the tailing heap 1 is provided with leaching
Liquid tunnel 5, the top in the leachate tunnel 5 sets leachate collecting tank 4, and leachate collecting tank 4 passes through anchor with tailing heap 1
Bar connects, and the end in the leachate tunnel 5 is provided with leachate elevator pump 6, and leachate tunnel 5 and leachate elevator pump 6
Liquid feeding end connected by PVB pipes, the outlet end of the leachate elevator pump 6 is connected with the top of head tank 7 by pipeline, institute
The bottom for stating head tank 7 is connected with the upper end of adsorption tower 10 by pipeline, and the adsorption tower 10 is connected with washing liquid pool 9 by pipeline
Connect, and adsorption tower 10 with washing 9 connecting pipe of liquid pool on set hydraulic pump 8, it is described washing liquid pool 9 respectively with scrubbing tower 1,
Scrubbing tower 2 12 is connected with scrubbing tower 3 13 by pipeline, and the scrubbing tower 1 is connected with adsorption tower 10 by pipeline, and is managed
The both ends in road connect the bottom of adsorption tower 10 and the top of scrubbing tower 1, the scrubbing tower 1 and scrubbing tower 2 12 respectively
Connected by pipeline, and the both ends of pipeline connect the bottom of scrubbing tower 1 and the top of scrubbing tower 2 12, the washing respectively
Tower 2 12 is connected with scrubbing tower 3 13 by pipeline, and pipeline connects bottom and the scrubbing tower 3 13 of scrubbing tower 2 12 respectively
Top, the scrubbing tower 3 13 is connected with precipitator tower 14 by pipeline, and the both ends of pipeline connect the bottom of scrubbing tower 3 13 respectively
Portion and the top of precipitator tower 14, the leachate tunnel 5 are arranged to tilt down setting.
The tailing heap leaching liquid collecting reaction unit, in use and method to set up；
Step 1: semicircle arch form tunnel, wide 3800mm, high 1800mm, radial direction slope are being dug at 1 bottom 0.5m of tailing heap
Degree and head fall are all 3 °, in tunnel surface layer overlay PVC film, then carry out supporting, and the thickness of concrete is 100mm,
Rock-bolt length 6m, and tunnel outlet arrangement one 200mm*200mm osculum, with a pipeline by all osculums simultaneously
Connection gets up, and pipeline is also provided with 3 ° of the gradient；
Step 2: using drip irrigation type cloth liquid, stringing uses 5 point-type of 4m*4m；
Step 3: spreading waterproof membrane on ore deposit heap surface after cloth end conduit, prevent rainwater from penetrating into ore deposit heap and diluting leaching solution
Concentration；
Step 4: putting a leaching solution every 6 hours, leaching solution has two kinds：Acidleach and alkali leaching.In acidleach leaching,
The H for using 5~50g/L more2SO4, in alkaline Leaching, leaching solution is by NH4HCO3With Na2CO3Or (NH4)2CO3With NH4HCO3Group
Into mixture.2 hours every time.Leachate instills leachate tunnel 5 along anchor pole, by osculum flow ipe, using certainly
Density current is to Mill, is adsorbed with pumping to head tank 7, then in adsorption tower 10, the mineral adsorbed are in tower bottom stream
Screening ore removal is carried out to sieve bend, and the inside of scrubbing tower 1, scrubbing tower 2 12 and scrubbing tower 3 13 selects the concentration to be
0.1mol/LHNO3 solution, the leaching solution used in in-between process repeat utilization, and precipitator tower 14, which is provided with concentration, is
0.8mol/LNaOH solution.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms
Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new
The scope of type is indicated by the appended claims rather than the foregoing description, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are embraced therein.Any reference numeral in claim should not be considered as limitation
Involved claim.
Claims (2)
1. a kind of Tailings Dam Situ Leaching liquid collecting reaction unit, including tailing heap (1), fluid injection pipeline (2), anti-seepage geomembrane (3),
Leachate collecting tank (4), leachate tunnel (5), leachate elevator pump (6), head tank (7), hydraulic pump (8), washing liquid pool
(9), adsorption tower (10), scrubbing tower one (11), scrubbing tower two (12), scrubbing tower three (13), precipitator tower (14), it is characterised in that：
The interior setting fluid injection pipeline (2) of the tailing heap (1), and the bottom of tailing heap (1) sets anti-seepage geomembrane (3), the tailing
Leachate tunnel (5) is provided with below heap (1), the top of the leachate tunnel (5) sets leachate collecting tank (4), and
Leachate collecting tank (4) is connected with tailing heap (1) by anchor pole, and the end of the leachate tunnel (5) is provided with leachate and carries
Pump (6) is risen, and leachate tunnel (5) are connected with the liquid feeding end of leachate elevator pump (6) by PVB pipes, the leachate lifting
The outlet end of pump (6) is connected with the top of head tank (7) by pipeline, bottom and the adsorption tower (10) of the head tank (7)
Upper end is connected by pipeline, and the adsorption tower (10) is connected with washing liquid pool (9) by pipeline, and adsorption tower (10) and cleaning solution
In pond (9) connecting pipe set hydraulic pump (8), it is described washing liquid pool (9) respectively with scrubbing tower one (11), scrubbing tower two (12) and
Scrubbing tower three (13) is connected by pipeline, and the scrubbing tower one (11) is connected with adsorption tower (10) by pipeline, and the two of pipeline
End connects the bottom of adsorption tower (10) and the top of scrubbing tower one (11), the scrubbing tower one (11) and scrubbing tower two (12) respectively
Connected by pipeline, and the both ends of pipeline connect the bottom of scrubbing tower one (11) and the top of scrubbing tower two (12), institute respectively
State being connected by pipeline for scrubbing tower two (12) and scrubbing tower three (13), and pipeline connect respectively scrubbing tower two (12) bottom and
The top of scrubbing tower three (13), the scrubbing tower three (13) are connected with precipitator tower (14) by pipeline, and the both ends difference of pipeline
Connect the bottom of scrubbing tower three (13) and the top of precipitator tower (14).
A kind of 2. Tailings Dam Situ Leaching liquid collecting reaction unit according to claim 1, it is characterised in that the leachate
Tunnel (5) is arranged to tilt down setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720557437.4U CN207331011U (en) | 2017-05-19 | 2017-05-19 | A kind of Tailings Dam Situ Leaching liquid collecting reaction unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720557437.4U CN207331011U (en) | 2017-05-19 | 2017-05-19 | A kind of Tailings Dam Situ Leaching liquid collecting reaction unit |
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| Publication Number | Publication Date |
|---|---|
| CN207331011U true CN207331011U (en) | 2018-05-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720557437.4U Expired - Fee Related CN207331011U (en) | 2017-05-19 | 2017-05-19 | A kind of Tailings Dam Situ Leaching liquid collecting reaction unit |
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| CN (1) | CN207331011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108531726A (en) * | 2017-05-19 | 2018-09-14 | 东华理工大学 | A kind of Tailings Dam Situ Leaching liquid collecting tunnel mining technique and reaction unit |
-
2017
- 2017-05-19 CN CN201720557437.4U patent/CN207331011U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108531726A (en) * | 2017-05-19 | 2018-09-14 | 东华理工大学 | A kind of Tailings Dam Situ Leaching liquid collecting tunnel mining technique and reaction unit |
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| Date | Code | Title | Description |
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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: 20180508 Termination date: 20190519 |