CN111944997B - Horizontal hole electroosmosis pipeline liquid collecting method - Google Patents
Horizontal hole electroosmosis pipeline liquid collecting method Download PDFInfo
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- CN111944997B CN111944997B CN202010784915.1A CN202010784915A CN111944997B CN 111944997 B CN111944997 B CN 111944997B CN 202010784915 A CN202010784915 A CN 202010784915A CN 111944997 B CN111944997 B CN 111944997B
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/04—Extraction of metal compounds from ores or concentrates by wet processes by leaching
- C22B3/045—Leaching using electrochemical processes
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B59/00—Obtaining rare earth metals
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
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Abstract
The invention discloses a horizontal hole electroosmosis pipeline liquid collecting method, relates to the technical field of ionic rare earth ore in-situ leaching liquid collecting, and solves the technical problems that liquid collecting efficiency is low when an existing horizontal liquid collecting bare hole is used for collecting liquid, hole walls are prone to collapse under the action of a leaching solution to block the hole passages, and even holes are drilled and scrapped. The horizontal hole electroosmosis pipeline liquid collecting method comprises the steps of S1 drilling, S2 measuring hole depth and hole diameter, S3 selecting a supporting pipe, S4 setting the supporting pipe, S5 piping, S6 installing an electroosmosis anode and S7 collecting liquid. The invention can be used for the exploitation of ionic rare earth. The horizontal hole electroosmosis pipeline liquid collecting method can prevent hole walls from collapsing due to infiltration of mineral leaching liquid, ensure smooth liquid collection, and improve liquid collection amount and liquid collection efficiency.
Description
Technical Field
The invention relates to the technical field of an ionic rare earth ore in-situ leaching method, in particular to a horizontal hole electroosmosis pipeline liquid collection method.
Background
At present, the ionic rare earth mining generally adopts an in-situ leaching method, namely a method for ion exchange leaching of adsorption type rare earth from original ore containing rare earth magma type granite by using a leaching solution and recovering rare earth elements under the conditions of not stripping surface soil, not excavating and carrying ore and not damaging vegetation on the surface of an ore body. The leaching solution permeates into the ore body through the liquid injection hole, and the leaching solution containing the rare earth can be collected through a roadway and a horizontal liquid collecting hole at the lower part of the ore body. At present, a horizontal liquid collecting hole is generally a naked hole, the hole wall is easy to collapse and block a hole channel under the infiltration action of an ore leaching solution, and drilling and scrapping are carried out in severe cases, so that liquid collection cannot be carried out, a large amount of ore leaching solution flows underground, and the environment is polluted.
Disclosure of Invention
The invention mainly aims to provide a horizontal hole electroosmosis pipeline liquid collecting method, which comprises the steps of drilling a proper horizontal liquid collecting hole, a liquid injection hole and an electroosmosis anode hole on a mine, selecting a proper supporting pipe according to a measuring result, a plurality of small liquid collecting holes are arranged on the supporting tube to facilitate liquid collection, a stainless steel gauze and geotextile connected with cathode wires are wrapped outside the supporting tube, the supporting tube with the small liquid collecting holes is sent into the horizontal liquid collecting holes to play a role of supporting the hole wall and the liquid collecting pipeline, the stainless steel pipe is arranged in the electroosmosis anode hole and connected with the electroosmosis anode lead, the vacuum pump is arranged at one end of the supporting pipe, so that the liquid collecting amount and the liquid collecting efficiency are improved, the horizontal liquid collecting hole can be prevented from collapsing due to the influence of mineral leaching liquid, and the technical problems that the liquid collecting efficiency is low, holes are easy to collapse to block the hole channel and even the holes are drilled to be scrapped under the action of the mineral leaching liquid in the existing horizontal liquid collecting naked hole are solved. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention adopts the following technical scheme:
the invention provides a liquid collecting method for a horizontal-hole electroosmosis pipeline, which comprises the following steps:
s1 drilling a horizontal liquid collecting hole, a vertical liquid injecting hole and an electroosmosis anode hole at proper positions on the ionic mine;
s2, measuring the diameter and the depth of the horizontal liquid collecting hole;
s3 selecting a support tube with proper size according to the diameter and the depth of the horizontal liquid collecting hole measured in the step S2;
s4, arranging a plurality of small liquid-collecting holes on the circumference of the support tube which faces upwards at 240 degrees, and wrapping the small liquid-collecting holes with a stainless steel gauze and geotechnical cloth which are connected with cathode leads;
s5, the supporting tube with the small liquid collecting holes is conveyed into the horizontal liquid collecting holes, then the hole wall gaps of the hole opening sections are sealed, and one end of the supporting tube is connected with a vacuum pump;
s6 installing a stainless steel pipe in the electroosmosis anode hole and connecting the electroosmosis anode lead;
s7, injecting liquid into the liquid injection hole and collecting the liquid in the support pipe.
Alternatively or preferably, the support tube can be a PVC flower tube or a blind tube.
Optionally or preferably, the liquid collecting small holes are arranged in a quincunx shape, and the diameter of the liquid collecting small holes is phi 6 mm-phi 12 mm.
Optionally or preferably, the support pipe is externally wrapped with a 32-mesh stainless steel gauze with a cathode lead and 200 g/square meter of geotextile.
Alternatively or preferably, horizontal fluid-receiving holes and electro-osmotic anode holes are formed in step S1 using a crawler chassis hydraulic power head drill, diamond compact bit drilling, and jet water jet cutting.
Alternatively or preferably, the step S7 turns on the vacuum pump during the liquid collection, and energizes the electroosmotic stainless steel tube and the cathode lead.
Based on the technical scheme, the following technical effects can be generated:
the horizontal hole electroosmosis pipeline liquid collecting method provided by the embodiment of the invention can be used for mining ionic rare earth. According to the horizontal hole electroosmosis pipeline liquid collecting method, a proper horizontal liquid collecting hole, a liquid injection hole and an electroosmosis anode hole are drilled in a mine, a proper supporting pipe is selected according to a measuring result, a plurality of liquid collecting small holes are formed in the supporting pipe to facilitate liquid collection, a stainless steel gauze and geotechnical cloth connected with a cathode lead are wrapped outside the supporting pipe, the supporting pipe with the liquid collecting small holes is conveyed into the horizontal liquid collecting hole to play roles of supporting the hole wall and the liquid collecting pipeline, a stainless steel pipe is installed in the electroosmosis anode hole and connected with the electroosmosis anode lead, a vacuum pump is arranged at one end of the supporting pipe, liquid collecting amount and liquid collecting efficiency are improved, hole collapse of the horizontal liquid collecting hole due to influence of mineral liquid is prevented, and the technical problems that liquid collection is not high when bare holes collect liquid at the existing horizontal liquid collecting efficiency, holes are prone to collapse and blocking the hole channels and even drilling holes are scrapped under the action of mineral liquid are solved. The horizontal hole electroosmosis pipeline liquid collecting method can prevent hole walls from collapsing due to infiltration of mineral leaching liquid, ensure smooth liquid collection, and improve liquid collection amount and liquid collection efficiency.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structure of the present invention;
in the figure: 1. supporting a tube; 2. a vacuum pump; 3. a horizontal liquid collecting hole; 4. a liquid injection hole; 5. a mine; 6. a stainless steel pipe; 7. and a cathode lead.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.
As shown in fig. 1:
the invention provides a liquid collecting method of a horizontal hole electroosmosis pipeline, which comprises the following steps:
s1 drilling a horizontal liquid collecting hole 3, a vertical liquid injecting hole 4 and an electroosmosis anode hole at proper positions on an ionic mine 5;
s2, measuring the diameter and the depth of the horizontal liquid collecting hole 3;
s3 selecting a support tube 1 with proper size according to the diameter and the depth of the horizontal liquid collecting hole 3 measured in the step S2;
s4, arranging a plurality of small liquid-collecting holes on the circumference of 240 degrees upwards of the support tube 1, and wrapping the small liquid-collecting holes with a stainless steel gauze and geotextile connected with the cathode lead 7;
s5, the supporting tube 1 with the small liquid collecting holes is conveyed into the horizontal liquid collecting holes 3, then the hole wall gaps of the hole opening sections are sealed, and one end of the supporting tube is connected with a vacuum pump 2;
s6 installing stainless steel tube 6 in the hole of electroosmosis anode and connecting the electroosmosis anode lead;
s7 liquid is injected into the liquid injection hole 4 and collected in the support tube 1.
As an alternative embodiment, the support tube 1 may be a PVC perforated tube or a blind tube.
As an optional implementation mode, the small liquid collecting holes are arranged in a quincunx shape, and the diameter of the small liquid collecting holes is phi 6 mm-phi 12 mm.
In an optional embodiment, the support tube 1 is externally wrapped with a 32-mesh stainless steel gauze with cathode wires and 200 g/square meter of geotextile.
As an alternative embodiment, the horizontal liquid collecting hole 3 and the electroosmosis anode hole are formed in step S1 by drilling and water jet cutting using a crawler chassis hydraulic power head type drilling machine and a diamond compact bit.
As an alternative embodiment, the vacuum pump 2 is turned on when the step S7 receives the liquid, and the electroosmotic stainless steel tube 6 and the cathode lead 7 are electrified.
As an alternative embodiment, in step S7, the cathode lead and the stainless steel tube may be selectively powered on to collect the liquid when the vacuum pump 2 is turned on to collect the liquid; or the cathode lead and the stainless steel pipe 6 can be electrified selectively, and the vacuum pump is not opened to collect the liquid; alternatively, the vacuum pump 2 may be turned on and the cathode lead and the stainless steel pipe 6 may be energized to collect the liquid.
The invention relates to a working process of a horizontal hole electroosmosis pipeline liquid collecting method, which comprises the following steps: drilling a horizontal liquid collecting hole 3, a vertical liquid injecting hole 4 and an electroosmosis anode hole at proper positions on an ionic mine 5, measuring the diameter and the depth of the horizontal liquid collecting hole 3, selecting a support tube 1 with proper size according to the measured diameter and the depth of the horizontal liquid collecting hole 3, arranging a plurality of quincunx liquid collecting small holes with the diameter of 6mm to 12mm on the upward 240 circumference of the support tube 1, wrapping the liquid collecting small holes with a 32-mesh stainless steel gauze connected with a cathode lead and 200g/m geotechnical cloth, sending the support tube 1 with the liquid collecting small holes into the horizontal liquid collecting hole 3, blocking hole wall gaps of an orifice section, connecting a vacuum pump 2 at one end of the support tube 1, installing a stainless steel tube 6 in the electroosmosis anode hole and connecting with the electroosmosis anode lead, injecting liquid into the liquid injecting hole 4 and collecting liquid at one end of the support tube 1; when receiving liquid, the vacuum pump 2 can be opened, so that pressure difference exists between the inner part of the pipe and the stratum of the horizontal liquid receiving hole, and the electroosmosis anode and the electroosmosis cathode can be communicated, thereby improving the liquid receiving amount and the liquid receiving efficiency.
Claims (3)
1. A horizontal hole electroosmosis pipeline liquid collecting method is characterized in that: the method comprises the following steps:
s1 drilling a horizontal liquid collecting hole (3), a vertical liquid injecting hole (4) and an electroosmosis anode hole at proper positions on an ionic mine (5);
s2, measuring the diameter and the depth of the horizontal liquid collecting hole (3);
s3, selecting a support tube (1) with proper size according to the diameter and the depth of the horizontal liquid collecting hole (3) measured in the step S2;
s4, arranging a plurality of small liquid collecting holes on the circumference of 240 degrees upward of the support pipe (1), and wrapping a 32-mesh stainless steel gauze connected with a cathode lead (7) and 200 g/square meter of geotextile outside; the liquid collecting small holes are arranged in a quincunx shape, and the diameter of the liquid collecting small holes is phi 6 mm-phi 12 mm;
s5, the supporting tube (1) with the small liquid collecting holes arranged is conveyed into the horizontal liquid collecting holes (3), then the hole wall gaps of the hole opening sections are sealed, and one end of the supporting tube is connected with a vacuum pump (2);
s6 installing a stainless steel pipe (6) in the electroosmosis anode hole and connecting the electroosmosis anode lead;
s7, injecting liquid into the liquid injection hole (4) and collecting the liquid in the support tube (1), turning on the vacuum pump (2) during liquid collection, and electrifying the electroosmosis stainless steel tube (6) and the cathode lead (7);
the electroosmosis anode hole is arranged above the horizontal liquid collecting hole (3) and is lower than the liquid injection hole (4).
2. The method of claim 1, wherein the horizontal-hole electroosmotic conduit comprises: the supporting tube (1) can be a PVC perforated tube or a blind tube.
3. The method of claim 1, wherein the horizontal-hole electroosmotic conduit comprises: and in step S1, drilling and jet water cutting are carried out by using a crawler chassis hydraulic power head type drilling machine and a diamond compact bit to form a horizontal liquid collecting hole (3) and an electroosmosis anode hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202010784915.1A CN111944997B (en) | 2020-08-06 | 2020-08-06 | Horizontal hole electroosmosis pipeline liquid collecting method |
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| CN202010784915.1A CN111944997B (en) | 2020-08-06 | 2020-08-06 | Horizontal hole electroosmosis pipeline liquid collecting method |
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| CN111944997B true CN111944997B (en) | 2022-07-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112921193B (en) * | 2021-01-25 | 2021-12-28 | 中国科学院广州地球化学研究所 | Method for controlling seepage direction of rare earth leaching solution by electrifying |
| CN113265537B (en) * | 2021-05-19 | 2023-03-24 | 福建省华裕天恒科技有限公司 | Rare earth oxide extraction equipment for recycling rare earth waste |
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| CN1048564A (en) * | 1989-07-06 | 1991-01-16 | 赣州有色冶金研究所 | Ionic type rare earth ore in-situ lixiviation processing |
| CN102535432A (en) * | 2011-12-26 | 2012-07-04 | 河海大学 | Vacuumizing-electroosmosis-stacking combined soft-foundation consolidating system and method |
| CN104694746A (en) * | 2015-03-25 | 2015-06-10 | 江西理工大学 | Ion-adsorption-type rare earth in-situ leaching method and leaching system thereof |
| CN109402417A (en) * | 2018-12-21 | 2019-03-01 | 中国科学院广州地球化学研究所 | The method for the exploitation Rare Earth Mine that is powered |
| CN109469472A (en) * | 2018-12-19 | 2019-03-15 | 四川共拓岩土科技股份有限公司 | A kind of in-situ leaching ion type rareearth ore recovery method |
| CN110066919A (en) * | 2019-04-25 | 2019-07-30 | 中国地质科学院矿产综合利用研究所 | Vacuum extraction device and method for ionic rare earth mining |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101906536B (en) * | 2010-08-03 | 2012-01-04 | 江西稀有金属钨业控股集团有限公司 | On-site extraction, drainage and liquid collection process with auxiliary tunnels |
| CN101936166B (en) * | 2010-08-03 | 2013-03-13 | 江西稀有金属钨业控股集团有限公司 | In-situ leaching, drainage and liquid collection process with diversion holes |
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2020
- 2020-08-06 CN CN202010784915.1A patent/CN111944997B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1048564A (en) * | 1989-07-06 | 1991-01-16 | 赣州有色冶金研究所 | Ionic type rare earth ore in-situ lixiviation processing |
| CN102535432A (en) * | 2011-12-26 | 2012-07-04 | 河海大学 | Vacuumizing-electroosmosis-stacking combined soft-foundation consolidating system and method |
| CN104694746A (en) * | 2015-03-25 | 2015-06-10 | 江西理工大学 | Ion-adsorption-type rare earth in-situ leaching method and leaching system thereof |
| CN109469472A (en) * | 2018-12-19 | 2019-03-15 | 四川共拓岩土科技股份有限公司 | A kind of in-situ leaching ion type rareearth ore recovery method |
| CN109402417A (en) * | 2018-12-21 | 2019-03-01 | 中国科学院广州地球化学研究所 | The method for the exploitation Rare Earth Mine that is powered |
| CN110066919A (en) * | 2019-04-25 | 2019-07-30 | 中国地质科学院矿产综合利用研究所 | Vacuum extraction device and method for ionic rare earth mining |
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