CN113798051A - Tailing pond tailing sand discharge process - Google Patents
Tailing pond tailing sand discharge process Download PDFInfo
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- CN113798051A CN113798051A CN202111026081.9A CN202111026081A CN113798051A CN 113798051 A CN113798051 A CN 113798051A CN 202111026081 A CN202111026081 A CN 202111026081A CN 113798051 A CN113798051 A CN 113798051A
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- tailings
- tailing
- machine
- hydrocyclone
- sand pump
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- 239000004576 sand Substances 0.000 title claims abstract description 50
- 238000000034 method Methods 0.000 title claims abstract description 27
- 230000008569 process Effects 0.000 title claims abstract description 24
- 238000012216 screening Methods 0.000 claims abstract description 41
- 239000002562 thickening agent Substances 0.000 claims abstract description 25
- 238000011282 treatment Methods 0.000 claims abstract description 23
- 239000002994 raw material Substances 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 12
- 239000002689 soil Substances 0.000 claims abstract description 6
- 230000007246 mechanism Effects 0.000 claims description 11
- 210000001503 joint Anatomy 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 6
- 238000011221 initial treatment Methods 0.000 claims description 6
- 238000005406 washing Methods 0.000 claims description 4
- 238000000605 extraction Methods 0.000 claims description 3
- 238000000746 purification Methods 0.000 claims description 3
- 239000000126 substance Substances 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 239000012141 concentrate Substances 0.000 claims description 2
- 239000002245 particle Substances 0.000 claims description 2
- 230000032258 transport Effects 0.000 abstract description 7
- 238000000926 separation method Methods 0.000 abstract description 6
- 238000005086 pumping Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000007599 discharging Methods 0.000 description 3
- 238000011049 filling Methods 0.000 description 3
- 239000002002 slurry Substances 0.000 description 3
- 238000000638 solvent extraction Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B9/00—General arrangement of separating plant, e.g. flow sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03B—SEPARATING SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS
- B03B7/00—Combinations of wet processes or apparatus with other processes or apparatus, e.g. for dressing ores or garbage
Abstract
The invention discloses a tailing discharge process of a tailing pond, which comprises the following steps: the first step is as follows: connecting pipes are connected with two ends of the sand pump, and the connecting pipe at one end of the sand pump is embedded into wet tailings in a tailing pond; the second step is that: the vibrating machine is arranged at the bottom of the connecting pipe at the other end of the sand pumping pump, wet tailings in the connecting pipe tailing ponds at the two ends of the sand pumping pump are conveyed to the vibrating machine, and then water and soil in the wet tailings are screened out by the vibrating machine. This tailing storehouse tailings discharges technology, the sand pump transports wet tailings to the bobbing machine through the connecting pipe, the bobbing machine just can screen moisture and earth that mix in the wet tailings of raw materials through the vibration screening, the wet tailings after handling the bobbing machine pass through the conveyer and transport to hydrocyclone, hydrocyclone carries out the secondary separation with the tailings normal water, the tailings after the secondary treatment pass through the sieve separator again and separate according to its size to obtain the tailings that two kinds of sizes are different, finally put into corresponding thickener respectively with two kinds of tailings.
Description
Technical Field
The invention relates to the technical field of tailings, in particular to a tailing discharge process of a tailing pond.
Background
At present, mine tailings treatment modes are divided into two types, one is to adopt a ground tailing pond to pile up, tailings generated by a dressing plant are conveyed to a tailing pond to pile up after being thickened or filter-pressed, and the tailing pile up is divided into a dry pile mode or a wet pile mode; the other method is used for filling the underground goaf, the concentrated mill tailings are directly conveyed to the underground backfilled goaf or the filling slurry formed by mixing and stirring with the cementing material is conveyed to the underground backfilled goaf, and the conveying modes of the filling slurry comprise two modes of gravity flow or pumping.
The tailings grading and partitioning high-concentration discharge system and the tailings grading and partitioning high-concentration discharge method disclosed in the publication number CN201610006881.7 realize multi-point discharge of full tailings in grading and partitioning, overcome the defect that natural grading cannot be realized on high-concentration tailings, construct a sub-dam with good permeability on coarse-fraction tailings, reduce the position of a tailing reservoir immersion line, and have high dam body stability.
This prior art solution also has the following problems in use;
1. the wet tailings do not remove the magazines in the whole treatment process, and the moisture in the tailings is not thoroughly treated in the treatment process, so that the final concentration of the tailings is influenced in conclusion, and the actual use requirement cannot be met.
Improvements are needed to address the above problems.
Disclosure of Invention
The invention aims to provide a tailing discharge process for a tailing pond, which aims to solve the problems that magazines are not removed in the whole treatment process of wet tailings in the background technology, the moisture in the tailings is not thoroughly treated in the treatment process, and the final tailing slurry concentration is influenced by the two points, so that the actual use requirement cannot be met.
In order to achieve the purpose, the invention provides the following technical scheme: a tailing discharge process of a tailing pond comprises the following steps:
s10: connecting pipes are connected with two ends of the sand pump, the connecting pipe at one end of the sand pump is embedded into wet tailings of a tailing pond, and the wet tailings are transported through the sand pump and the connecting pipes, so that primary treatment is completed;
s20: a vibrating machine is arranged at the bottom of a connecting pipe at the other end of the sand pump, wet tailings in a tailing pond of the connecting pipe at the two ends of the sand pump are conveyed to the vibrating machine through the sand pump, and then water and soil in the wet tailings are screened out by the vibrating machine;
s30: a conveyor is arranged at the lower stage of the vibrating machine, and the conveyor carries out secondary transfer on the tailings treated by the vibrating machine, so that secondary treatment is completed;
s40: a hydrocyclone is arranged at the lower stage of the conveyor, and secondary separation is carried out on the water in the tailings through the hydrocyclone in the tailings hydrocyclone conveyed by the conveyor;
s50: a screening machine is arranged at the lower stage of the hydrocyclone, dry tailings processed by the hydrocyclone are added into the screening machine, and the screening machine is started to screen dry tailings with different specifications;
s60: and a thickener is arranged at the lower stage of the screening machine, and the screened substances are put into different thickeners according to the size standard for final concentration and washing through the screening machine, so that the three-stage treatment is completed.
Preferably, the sand pump sets up the sand discharge port in the upper end of bobbing machine through the connecting pipe, and the connecting pipe is provided with the safety cover that prevents the jam with the wet tailings butt joint department in tailing storehouse, through above-mentioned structure, can be that connecting pipe and tailings butt joint department reduce to block up.
Preferably, for a key formula start structure between bobbing machine, sand pump and the conveyer, and the tailing transmission between bobbing machine and conveyer and bobbing machine and the hydrocyclone needs artifical external force to supplementary, thereby accomplish the tailing transmission between bobbing machine, conveyer and the hydrocyclone, like this when the sand pump passes through the connecting pipe and transports wet tailing to the bobbing machine on, the vibration chance is handled wet tailing simultaneously.
Preferably, the screening machine is provided with screening sizes of two specifications, and the two types of sizes of the screening machine are specifically: 20-30 μm and 30-40 μm, so that the tailings after secondary treatment can be separated by a screening machine according to the sizes of the tailings, and two types of tailings with different sizes are obtained.
Preferably, the two thickener groups are arranged, the two thickener groups are used for respectively concentrating and washing the tailings which are screened out by the screening machine and have the particle sizes of 20-30 microns and 30-40 microns, and the two tailings are respectively put into the corresponding thickener, so that the concentration of the finally obtained tailings is thicker.
Preferably, a primary treatment layer is formed between the sand pump and the connecting pipes on the two sides, and the raw material extraction mechanism is formed by the sand pump and the connecting pipes on the two sides.
Preferably, the vibrating machine and the conveying mechanism form a secondary treatment layer, and the vibrating machine and the conveying mechanism form a conveying mechanism of the raw materials.
Preferably, a three-stage treatment layer is formed among the hydrocyclone, the screening machine and the thickener, and the hydrocyclone, the screening machine and the thickener jointly form a purification mechanism of the raw materials.
Compared with the prior art, the tailing pond tailing sand discharging process has the beneficial effects that: screening moisture and soil doped in the raw material wet tailings by a vibrating machine through vibration screening, transferring the wet tailings treated by the vibrating machine to a hydrocyclone through a conveyor, carrying out secondary separation on water in the tailings by the hydrocyclone, separating the tailings after the secondary treatment according to the size of the tailings through a screening machine so as to obtain two types of tailings with different sizes, and finally respectively putting the two types of tailings into corresponding thickeners,
1. install two connecting pipes on the sand pump during the use, and make two connecting pipes respectively raw materials tailings butt joint and bobbing machine butt joint, start the sand pump, the sand pump transports wet tailings to the bobbing machine through the connecting pipe, the bobbing machine just can be screened the moisture and the earth that dope in the wet tailings of raw materials through the vibratory screening this moment, wet tailings after handling the bobbing machine pass through the conveyer and transport to hydrocyclone after that, hydrocyclone carries out the secondary separation with the tailings normal water, then pass through the screening machine after the secondary treatment and separate according to its size again, thereby obtain the tailings that two types of sizes are different, finally put into corresponding thickener respectively with two types of tailings, the tailings concentration that obtains at last like this will more thicken, thereby satisfy the demand of using.
Drawings
FIG. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic view of a process flow of the present invention;
FIG. 3 is a schematic view of the process structure of the present invention;
FIG. 4 is a schematic view of the operation of the present invention.
In the figure: 1. a sand pump; 2. a connecting pipe; 3. a vibrator; 4. a conveyor; 5. a hydrocyclone; 6. a screening machine; 7. a thickener.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a tailing discharge process of a tailing pond comprises the following steps:
s10: the two ends of the sand pump 1 are connected with connecting pipes 2, the connecting pipes 2 at one end of the sand pump 1 are embedded into wet tailings in a tailing pond, and the wet tailings are transported through the sand pump 1 and the connecting pipes 2, so that primary treatment is completed;
s20: the bottom of a connecting pipe 2 at the other end of the sand pump 1 is provided with a vibrator 3, wet tailings in a tailing pond of the sand pump 1 are conveyed to the vibrator 3 through the connecting pipes 2 at the two ends, and then water and soil in the wet tailings are screened out by the vibrator 3;
s30: a conveyor 4 is arranged at the lower stage of the vibrating machine 3, and the conveyor 4 carries out secondary transfer on the tailings treated by the vibrating machine 3 so as to complete secondary treatment;
s40: a hydrocyclone 5 is arranged at the lower stage of the conveyor 4, and the water in the tailings is secondarily separated through the hydrocyclone 5 in the hydrocyclone 5 for the tailings conveyed by the conveyor 4;
s50: a screening machine 6 is arranged at the lower stage of the hydrocyclone 5, dry tailings processed by the hydrocyclone 5 are added into the screening machine 6, and the screening machine 6 is started to screen dry tailings with different specifications;
s60: the lower level of the screening machine 6 is provided with a thickener 7, and the screened substances are put into different thickeners 7 according to the size standard through the screening machine 6 for final concentration and washing, so that the three-level treatment is completed.
A sand discharge port of the sand pump 1 is arranged at the upper end of the vibrating machine 3 through a connecting pipe 2, and a protective cover for preventing blockage is arranged at the butt joint of the connecting pipe 2 and wet tailings in a tailing pond; a one-key starting structure is arranged among the vibrating machine 3, the sand pump 1 and the conveyor 4, and the tailing transmission among the vibrating machine 3, the conveyor 4 and the vibrating machine 3 and the hydrocyclone 5 needs the assistance of an artificial external force, so that the tailing transmission among the vibrating machine 3, the conveyor 4 and the hydrocyclone 5 is completed; the sieve separator 6 is provided with the screening size of two specifications, and the measurement size of sieve separator 6 specifically is: 20-30 μm and 30-40 μm; two groups of thickeners 7 are arranged, the two groups of thickeners 7 respectively concentrate and wash 20-30 μm and 30-40 μm tailings screened by the screening machine 6, a primary treatment layer is formed between the sand pump 1 and the connecting pipes 2 at two sides, and a raw material extraction mechanism is formed by the sand pump 1 and the connecting pipes 2 at two sides; the vibrating machine 3 and the conveyor 4 form a secondary treatment layer, and a conveying mechanism of raw materials is formed by the vibrating machine 3 and the conveyor 4; a three-stage treatment layer is formed among the hydrocyclone 5, the screening machine 6 and the thickener 7, and the hydrocyclone 5, the screening machine 6 and the thickener 7 together form a raw material purification mechanism; install two connecting pipes 2 on sand pump 1 during the use, and make two connecting pipes 2 respectively raw materials tailings butt joint and bobbing machine 3 butt joint, start sand pump 1, sand pump 1 transports wet tailings to bobbing machine 3 through connecting pipe 2, bobbing machine 3 just can be screened moisture and earth that mix in the wet tailings of raw materials through the vibration screening this moment, then transport the wet tailings after the bobbing machine 3 handles to hydrocyclone 5 through conveyer 4, hydrocyclone 5 carries out the secondary separation with the tailings normal water, then pass through screening machine 6 with the tailings after the secondary treatment and separate according to its size, thereby obtain the tailings that two kinds of sizes are different, finally put into corresponding thickener 7 respectively with two kinds of tailings, the tailings concentration that obtains like this will more thicken, thereby satisfy the demand of using.
In summary, the following steps: in the tailing pond tailing discharging process, firstly, a vibrator 3 can screen moisture and soil doped in raw material wet tailing through vibration screening, then the wet tailing processed by the vibrator 3 is transported to a hydrocyclone 5 through a conveyor 4, the hydrocyclone 5 carries out secondary separation on the reclaimed water in the tailing, then the tailing after the secondary treatment is separated according to the size of the tailing through a screening machine 6, so that two types of tailing with different sizes are obtained, and finally the two types of tailing are respectively placed into corresponding thickeners 7, which is the characteristic of the tailing pond tailing discharging process.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (8)
1. A tailing discharge process of a tailing pond; the method is characterized by comprising the following steps:
s10: the device comprises a sand pump (1), wherein connecting pipes (2) are connected to two ends of the sand pump (1), the connecting pipe (2) at one end of the sand pump (1) is embedded into wet tailings in a tailing pond, and the wet tailings are transported through the sand pump (1) and the connecting pipes (2), so that primary treatment is completed;
s20: the bottom of a connecting pipe (2) at the other end of the sand pump (1) is provided with a vibrator (3), wet tailings in a tailing pond are conveyed to the vibrator (3) through the connecting pipes (2) at the two ends of the sand pump (1), and then water and soil in the wet tailings are screened out by the vibrator (3);
s30: a conveyor (4) is arranged at the lower stage of the vibrating machine (3), and the conveyor (4) carries out secondary transfer on the tailings treated by the vibrating machine (3) so as to complete secondary treatment;
s40: a hydrocyclone (5) is arranged at the lower stage of the conveyor (4), and water in tailings is secondarily separated through the hydrocyclone (5) in the hydrocyclone (5) for tailings conveyed by the conveyor (4);
s50: a screening machine (6) is arranged at the lower stage of the hydrocyclone (5), dry tailings treated by the hydrocyclone (5) are added into the screening machine (6), and the screening machine (6) is started to screen dry tailings with different specifications;
s60: the screening machine (6) is provided with a thickener (7) at the lower stage, and the screened substances are put into different thickeners (7) according to the size standard through the screening machine (6) for final concentration and washing, so that the three-stage treatment is completed.
2. The tailings pond tailings discharge process of claim 1, wherein: sand pump (1) will arrange the sand mouth through connecting pipe (2) and set up in the upper end of bobbing machine (3), and connecting pipe (2) and the wet tailings butt joint department in tailing storehouse are provided with the safety cover that prevents to block up.
3. The tailings pond tailings discharge process of claim 1, wherein: a one-key starting structure is arranged among the vibrating machine (3), the sand pump (1) and the conveyor (4), and the tail sand transmission among the vibrating machine (3), the conveyor (4) and the vibrating machine (3) and the hydraulic cyclone (5) needs to be assisted by artificial external force, so that the tail sand transmission among the vibrating machine (3), the conveyor (4) and the hydraulic cyclone (5) is completed.
4. The tailings pond tailings discharge process of claim 1, wherein: screening size that sieve separator (6) were provided with two specifications, and the volume class size of sieve separator (6) specifically is: 20-30 μm and 30-40 μm.
5. The tailings pond tailings discharge process of claim 1, wherein: two groups of thickeners (7) are arranged, and the two groups of thickeners (7) respectively concentrate and wash the tailings which are screened out by the screening machine (6) and have the particle sizes of 20-30 microns and 30-40 microns.
6. The tailings pond tailings discharge process of claim 1, wherein: a primary treatment layer is formed between the sand pump (1) and the connecting pipes (2) on the two sides, and the sand pump (1) and the connecting pipes (2) on the two sides form a raw material extraction mechanism.
7. The tailings pond tailings discharge process of claim 1, wherein: the vibrating machine (3) and the conveyor (4) form a secondary treatment layer, and the vibrating machine (3) and the conveyor (4) form a conveying mechanism of raw materials.
8. The tailings pond tailings discharge process of claim 1, wherein: and a three-stage treatment layer is formed among the hydrocyclone (5), the screening machine (6) and the thickener (7), and the hydrocyclone (5), the screening machine (6) and the thickener (7) jointly form a raw material purification mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111026081.9A CN113798051A (en) | 2021-09-02 | 2021-09-02 | Tailing pond tailing sand discharge process |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111026081.9A CN113798051A (en) | 2021-09-02 | 2021-09-02 | Tailing pond tailing sand discharge process |
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| Publication Number | Publication Date |
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| CN113798051A true CN113798051A (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202111026081.9A Pending CN113798051A (en) | 2021-09-02 | 2021-09-02 | Tailing pond tailing sand discharge process |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5108626A (en) * | 1989-06-07 | 1992-04-28 | Minpro Pty. Limited | Process for recovering course particles from tailings |
| CN105478225A (en) * | 2016-01-05 | 2016-04-13 | 北京科技大学 | Tailings grading and zoning high-concentration discharging system and method |
| CN205760137U (en) * | 2016-05-25 | 2016-12-07 | 南昌长江思科矿山机械有限公司 | A kind of tailings dewatering retracting device |
| CN205797476U (en) * | 2016-07-02 | 2016-12-14 | 云南中金共和资源有限公司 | A kind of mine tailing high effective dehydration device |
| CN110038720A (en) * | 2019-04-22 | 2019-07-23 | 赣州金环磁选设备有限公司 | A kind of environmentally protective processing method of gold tailings |
-
2021
- 2021-09-02 CN CN202111026081.9A patent/CN113798051A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5108626A (en) * | 1989-06-07 | 1992-04-28 | Minpro Pty. Limited | Process for recovering course particles from tailings |
| CN105478225A (en) * | 2016-01-05 | 2016-04-13 | 北京科技大学 | Tailings grading and zoning high-concentration discharging system and method |
| CN205760137U (en) * | 2016-05-25 | 2016-12-07 | 南昌长江思科矿山机械有限公司 | A kind of tailings dewatering retracting device |
| CN205797476U (en) * | 2016-07-02 | 2016-12-14 | 云南中金共和资源有限公司 | A kind of mine tailing high effective dehydration device |
| CN110038720A (en) * | 2019-04-22 | 2019-07-23 | 赣州金环磁选设备有限公司 | A kind of environmentally protective processing method of gold tailings |
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Application publication date: 20211217 |