CN105132675B - A kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide - Google Patents
A kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide Download PDFInfo
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- CN105132675B CN105132675B CN201510576387.XA CN201510576387A CN105132675B CN 105132675 B CN105132675 B CN 105132675B CN 201510576387 A CN201510576387 A CN 201510576387A CN 105132675 B CN105132675 B CN 105132675B
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Abstract
The invention discloses a kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide, S1, drilling liquid injection hole；S2, by upper strata mould bag（1）With lower floor's mould bag（2）Form entirety with other parts；S3, the entrance through Grouting Pipe I inject cement mortar, and cement mortar enters upper strata mould bag（1）Interior it is achieved that upper strata mould bag（1）Slip casting；Through Grouting Pipe II（6）Entrance injection cement mortar, cement mortar enters lower floor mould bag（2）Interior it is achieved that lower floor's mould bag（2）Slip casting；S4, through liquid injection pipe（4）Arrival end be passed through liquid injection pipe（4）, medicament entrance upper strata mould bag（1）, liquid injection hole（10）With lower floor's mould bag（2）It is achieved that the injection of medicament in the region being formed.The present invention is avoided that medicament enters between non-ore body layer and ore body layer and non-ore body layer, effectively prevent between argillic horizon and ore body layer due to the effect of anchor pole, producing sliding phenomenon between ore body layer and basement rock.
Description
Technical field
The present invention relates to a kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide.
Background technology
China is rare earth resources country the abundantest in the world, have the title of " rare earth kingdom ", south based on heavy rare earth,
The north is based on light rare earth.Not only reserves are big for China's rare earth mineral products, and wide in variety, quality is good, and deposit type is unique, such as Inner Mongol
Ancient Bayan Obo sedimentary metamorphic hydrothermal explanation type mud rare earth mineral deposit and the weathering crust type mineral deposit of Nanling mountains.
Ion adsorption type rare earth ore thing is that existed with " ion phase " mineral shape, is adsorbed on " carrier " mineral surfaces
Rare-earth mineral, the rare earth overwhelming majority in rare-earth mineral is existed with cationic state, and is attracted on certain mineral carrier, such as inhales
It is attached in the aluminium silicate minerals such as kaolinite, white mica or Fluoro-carbonate Minerals.Ion adsorption type rare earth ore is by " ionic adsorption
The ore body that type rare-earth mineral " is constituted, and southern RE ore belongs to ion adsorption type rare earth ore substantially.
At present, the rare earth existing in in_situ leaching technique Extraction of rare earth mine, in_situ leaching technique are adopted with ionic condition
It is that liquid injection hole is first beaten on mine, then add medicament dilute to reach the purpose of leaching ore deposit, ore body in the layer ion-type to fluid injection in the hole
Soil dissolves in becomes mother solution in medicament, mother solution flows out from mine, is finally collected, it is achieved thereby that the extraction of ion type rareearth,
Therefore in_situ leaching technique need not excavate massif, only beat a small amount of liquid injection hole and receive liquid tunnel, this technique to ecological disruption very little, and
Surface mining, Jin Kuang factory and tailings factory etc. will not be formed discardedly, ecological recovery is easy.
If however, when fluid injection intensity is excessive（I.e. medicament injection rate is too fast or injection rate is excessive）When, argillic horizon and ore deposit
Contact portion between contact portion between body layer, ore body layer and basement rock produces sliding, ultimately results in landslide it is impossible to right
In ore body, ion type rareearth carries out normal extraction.
Content of the invention
It is an object of the invention to overcoming the shortcoming of prior art, provide one kind avoid medicament enter into non-ore body layer and
Effectively prevent between argillic horizon and ore body layer between ore body layer and non-ore body layer, due to the effect of anchor pole, ore body layer and basement rock
Between produce the preventing in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide of sliding phenomenon.
The purpose of the present invention is achieved through the following technical solutions：One kind prevents in In-situ leaching mining because fluid injection is strong
The method spending improper induction landslide, it employs priming device to realize injecting for extracting ion type rareearth in ore body
Medicament, this priming device is made up of upper strata mould bag, lower floor's mould bag, anchor pole, liquid injection pipe, Grouting Pipe I and Grouting Pipe II, described
Upper strata mould bag is enclosed within the upper end of anchor pole, and lower floor's mould bag is enclosed within the lower end of anchor pole, and described Grouting Pipe I is inserted from the top of upper strata mould bag
Enter in the mould bag of upper strata, the cylinder of Grouting Pipe I is provided with multiple with upper strata mould bag inner space grout hole, described Grouting Pipe
II runs through upper strata mould bag from the top of upper strata mould bag and inserts in lower floor mould bag, the cylinder of Grouting Pipe II is provided with multiple with
The grout hole of layer mould bag inner space, described liquid injection pipe runs through upper strata mould bag setting from the top of upper strata mould bag, liquid injection pipe
Liquid outlet is arranged between upper strata mould bag and lower floor's mould bag, and described prevents in In-situ leaching mining because fluid injection intensity is improper
The method of induction landslide comprises the following steps：
S1, drilling liquid injection hole, sequentially drill argillic horizon and ore body layer using rig from the top down of argillic horizon, and to base
Depth 2 ~ 2.4m is pierced, thus forming liquid injection hole in rock；
S2, upper strata mould bag and lower floor's mould bag and anchor pole, liquid injection pipe, Grouting Pipe I and Grouting Pipe II are adopted tinsel colligation
Assemble, the distance between upper strata mould bag and lower floor's mould bag are determined it is ensured that anchor pole is inserted into note according to ore deposit bulk layer thickness
The bottom hole of fluid apertures, and ensure that the vertical distance of demarcation line between the argillic horizon and ore body layer upper and lower side far from upper strata mould bag is all higher than
Or it is equal to 50cm, the vertical distance of the upper and lower end away from lower floor's mould bag for the demarcation line between guarantee ore body layer and basement rock is all big simultaneously
In or be equal to 50cm；
S3, the injection of cement mortar, the entrance through Grouting Pipe I injects cement mortar, and cement mortar enters upper strata mould bag through grout hole
Interior, so that upper strata mould bag is amassed at the demarcation line becoming big and being tightly fitted between argillic horizon and ore body layer, it is achieved thereby that upper strata
The slip casting of mould bag；Entrance through Grouting Pipe II injects cement mortar, and cement mortar enters in lower floor's mould bag through grout hole, makes lower floor's mould bag
At the demarcation line that volume becomes big and is tightly fitted between ore body layer and basement rock, it is achieved thereby that the slip casting of lower floor's mould bag；
S4, the injection of medicament, the arrival end through liquid injection pipe is passed through liquid injection pipe, medicament enter upper strata mould bag, liquid injection hole and under
In the region of layer mould bag formation, it is achieved thereby that the injection of medicament.
The present invention has advantages below：（1）After injecting cement mortar into the mould bag of upper strata, upper strata mould bag spreads in cement
Tightly it is fitted in the boundary between argillic horizon and ore body layer, the combination increasing between argillic horizon and ore body layer is strong under effect
Degree, in the presence of anchor pole, is not in sliding and the phenomenon on landslide between argillic horizon and ore body layer；When the note into lower floor's mould bag
After entering cement mortar, lower floor's mould bag is tightly fitted at the demarcation line between ore body layer and basement rock in the presence of cement diffusion, increases
The big bond strength with basement rock for the ore body layer, in the presence of anchor pole, is not in sliding and landslide between ore body layer and basement rock
Phenomenon, therefore when medicament injection rate is too fast or injection rate is excessive, be not in landslide.（2）It is marked with cement mortar
Upper strata mould bag and lower floor's mould bag, by medicament and argillic horizon and basement rock cut-off, effectively prevent medicament and enter into non-ore body layer and ore body
Between layer and non-ore body layer, further avoid the waste of medicament.
Brief description
Fig. 1 is the structural representation of the present invention；
In figure, 1- upper strata mould bag, 2- lower floor mould bag, 3- anchor pole, 4- liquid injection pipe, 5- Grouting Pipe I, 6- Grouting Pipe II, 7- glues
Soil layer, 8- ore body layer, 9- basement rock, 10- liquid injection hole.
Specific embodiment
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to described below：
As shown in figure 1, a kind of prevent due to the method for fluid injection intensity improper induction landslide in In-situ leaching mining,
It employs priming device to realize injecting the medicament for extracting ion type rareearth in ore body, and this priming device is by upper strata mould
Bag 1, lower floor's mould bag 2, anchor pole 3, liquid injection pipe 4, Grouting Pipe I5 and Grouting Pipe II6 composition, described upper strata mould bag 1 is enclosed within anchor pole 3
Upper end, lower floor's mould bag 2 is enclosed within the lower end of anchor pole 3, and described Grouting Pipe I5 is from the top insertion upper strata mould bag 1 of upper strata mould bag 1
Interior, the cylinder of Grouting Pipe I5 is provided with multiple and upper strata mould bag 1 inner space grout hole, described Grouting Pipe II6 is from upper
The top of layer mould bag 1 is run through upper strata mould bag 1 and is inserted in lower floor's mould bag 2, and the cylinder of Grouting Pipe II6 is provided with multiple and lower floor
The grout hole of mould bag 2 inner space, described liquid injection pipe 4 runs through upper strata mould bag 1 from the top of upper strata mould bag 1 and arranges, liquid injection pipe 4
Liquid outlet be arranged between upper strata mould bag 1 and lower floor's mould bag 2, described prevents in In-situ leaching mining due to fluid injection intensity
The method of improper induction landslide comprises the following steps：
S1, drilling liquid injection hole, sequentially drill argillic horizon 7 and ore body layer 8 using rig from the top down of argillic horizon 7, and
Pierce depth 2 ~ 2.4m into basement rock 9, thus forming liquid injection hole 10；
S2, upper strata mould bag 1 and lower floor's mould bag 2 are adopted metal with anchor pole 3, liquid injection pipe 4, Grouting Pipe I5 and Grouting Pipe II6
Silk colligation assembles, and the distance between upper strata mould bag 1 and lower floor's mould bag 2 are determined it is ensured that by anchor pole according to ore body layer 8 thickness
3 bottom holes being inserted into liquid injection hole 10, and ensure demarcation line between argillic horizon 7 and ore body layer 8 upper and lower side far from upper strata mould bag 1
Vertical distance is all higher than or is equal to 50cm, ensures that the demarcation line between ore body layer 8 and basement rock 9 is upper and lower away from lower floor's mould bag 2 simultaneously
The vertical distance at end is all higher than or is equal to 50cm；
S3, the injection of cement mortar, the entrance through Grouting Pipe I injects cement mortar, and cement mortar enters through the grout hole in Grouting Pipe I
Enter in upper strata mould bag 1, the cement mortar of injection gradually makes the volume of upper strata mould bag 1 increase, the effect that upper strata mould bag 1 spreads in cement
Under be tightly fitted in boundary between argillic horizon 7 and ore body layer 8, the combination increasing between argillic horizon 7 and ore body layer 8 is strong
Degree, in the presence of anchor pole 3, it is to avoid sliding and the phenomenon on landslide between argillic horizon 7 and ore body layer 8, it is achieved thereby that
The slip casting of upper strata mould bag 1；Entrance through Grouting Pipe II6 injects cement mortar simultaneously, and cement mortar enters through the grout hole in Grouting Pipe II6
Enter in lower floor's mould bag 2, the cement mortar of injection gradually makes the volume of lower floor's mould bag 2 increase, the effect that lower floor's mould bag 2 spreads in cement
Under be tightly fitted between ore body layer 8 and basement rock 9 demarcation line at, increase the bond strength of ore body layer 8 and basement rock 9, in anchor
In the presence of bar 3, it is to avoid sliding and the phenomenon on landslide occur between ore body layer 8 and basement rock 9, it is achieved thereby that lower floor's mould bag 2
Slip casting；
S4, the injection of medicament, the arrival end through liquid injection pipe 4 is passed through liquid injection pipe 4, and medicament enters upper strata mould bag 1, liquid injection hole 10
In the region of lower floor mould bag 2 formation, it is achieved thereby that the injection of medicament, the ion type rareearth in ore body is dissolved in medicine by medicament
Become mother solution it is achieved that the collection of mother solution, the method effectively prevent because medicament injection rate is too fast or injection rate mistake in agent
When big, the phenomenon that the boundary between boundary between argillic horizon 7 and ore body layer 8, ore body layer 8 and basement rock 9 produces sliding causes
Make generation landslide, avoid medicament simultaneously and enter between non-ore body layer and ore body layer and non-ore body layer, it is to avoid medicament
Waste.
The above be only the preferred embodiment of the present invention it should be understood that the present invention be not limited to described herein
Form, is not to be taken as the exclusion to other embodiment, and can be used for various other combinations, modification and environment, and can be at this
In the described contemplated scope of literary composition, it is modified by the technology or knowledge of above-mentioned teaching or association area.And those skilled in the art are entered
The change of row and change, then all should be in the protection domains of claims of the present invention without departing from the spirit and scope of the present invention
Interior.
Claims (1)
1. a kind of prevent due to the method for fluid injection intensity improper induction landslide in In-situ leaching mining, it employs fluid injection
Realizing injecting the medicament for extracting ion type rareearth in ore body, this priming device is by upper strata mould bag for device（1）, lower floor's mould
Bag（2）, anchor pole（3）, liquid injection pipe（4）, Grouting Pipe I（5）With Grouting Pipe II（6）Composition, described upper strata mould bag（1）It is enclosed within anchor pole
（3）Upper end, lower floor's mould bag（2）It is enclosed within anchor pole（3）Lower end, described Grouting Pipe I（5）From upper strata mould bag（1）Top insert
Enter upper strata mould bag（1）Interior, Grouting Pipe I（5）Cylinder on be provided with multiple with upper strata mould bag（1）The grout hole of inner space, institute
Grouting Pipe II stated（6）From upper strata mould bag（1）Top run through upper strata mould bag（1）And insert lower floor's mould bag（2）Interior, Grouting Pipe II
（6）Cylinder on be provided with multiple with lower floor's mould bag（2）The grout hole of inner space, described liquid injection pipe（4）From upper strata mould bag
（1）Top run through upper strata mould bag（1）Setting, liquid injection pipe（4）Liquid outlet be arranged on upper strata mould bag（1）With lower floor's mould bag（2）
Between it is characterised in that：Described prevents in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide
Comprise the following steps：
S1, drilling liquid injection hole, using rig from argillic horizon（7）Top down sequentially drill argillic horizon（7）With ore body layer（8）,
And to basement rock（9）Inside pierce depth 2 ~ 2.4m, thus forming liquid injection hole（10）；
S2, by upper strata mould bag（1）With lower floor's mould bag（2）With anchor pole（3）, liquid injection pipe（4）, Grouting Pipe I（5）With Grouting Pipe II（6）
Assembled using tinsel colligation, upper strata mould bag（1）With lower floor's mould bag（2）The distance between according to ore body layer（8）Thickness is carried out
Determine it is ensured that by anchor pole（3）It is inserted into liquid injection hole（10）Bottom hole, and ensure argillic horizon（7）With ore body layer（8）Between boundary
Line-spacing upper strata mould bag（1）Upper and lower side vertical distance be all higher than or be equal to 50cm, simultaneously ensure ore body layer（8）With basement rock（9）
Between demarcation line away from lower floor's mould bag（2）Upper and lower end vertical distance be all higher than or be equal to 50cm；
S3, the injection of cement mortar, the entrance through Grouting Pipe I injects cement mortar, and cement mortar enters upper strata mould bag through grout hole（1）
Interior, make upper strata mould bag（1）Volume becomes big and is tightly fitted in argillic horizon（7）With ore body layer（8）Between demarcation line at, thus real
Show upper strata mould bag（1）Slip casting；Through Grouting Pipe II（6）Entrance injection cement mortar, cement mortar enters lower floor mould through grout hole
Bag（2）Interior, make lower floor's mould bag（2）Volume becomes big and is tightly fitted in ore body layer（8）With basement rock（9）Between demarcation line at, from
And achieve lower floor's mould bag（2）Slip casting；
S4, the injection of medicament, through liquid injection pipe（4）Arrival end be passed through liquid injection pipe（4）, medicament entrance upper strata mould bag（1）, liquid injection hole
（10）With lower floor's mould bag（2）In the region being formed, it is achieved thereby that the injection of medicament.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510576387.XA CN105132675B (en) | 2015-09-11 | 2015-09-11 | A kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide |
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| CN201510576387.XA CN105132675B (en) | 2015-09-11 | 2015-09-11 | A kind of prevent in In-situ leaching mining due to the method for fluid injection intensity improper induction landslide |
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| CN106677128A (en) * | 2016-11-21 | 2017-05-17 | 中交航局第工程有限公司 | Novel die bag water filtering hole sewing machining and constructing method |
| CN106709211B (en) * | 2017-01-24 | 2020-05-19 | 江苏昌泰建设工程有限公司 | Method for filling stope pillar by using tailing sand mold bag wall under mine |
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| CN2496876Y (en) * | 2001-08-25 | 2002-06-26 | 江西南方稀土高技术股份有限公司 | Ionic lare earth ore in-situ leaching pressure-regulation priming device |
| CN101915073B (en) * | 2010-08-03 | 2012-08-15 | 江西稀有金属钨业控股集团有限公司 | In situ leaching injection process |
| CN202132060U (en) * | 2011-02-27 | 2012-02-01 | 山东科技大学 | Anchoring structure for liquid-filled corrosion resistant anchor rod or anchor rope |
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