CN111547798A - Waste water MVR evaporimeter is smelted to gold - Google Patents
Waste water MVR evaporimeter is smelted to gold Download PDFInfo
- Publication number
- CN111547798A CN111547798A CN202010508451.1A CN202010508451A CN111547798A CN 111547798 A CN111547798 A CN 111547798A CN 202010508451 A CN202010508451 A CN 202010508451A CN 111547798 A CN111547798 A CN 111547798A
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- CN
- China
- Prior art keywords
- steam
- pump
- heat exchanger
- separator
- crystallization separator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 title claims abstract description 18
- 239000010931 gold Substances 0.000 title claims abstract description 18
- 229910052737 gold Inorganic materials 0.000 title claims abstract description 18
- 239000002351 wastewater Substances 0.000 title claims abstract description 17
- 238000002425 crystallisation Methods 0.000 claims abstract description 40
- 230000008025 crystallization Effects 0.000 claims abstract description 40
- 238000003723 Smelting Methods 0.000 claims abstract description 17
- 239000007788 liquid Substances 0.000 claims description 26
- 239000013078 crystal Substances 0.000 claims description 23
- 238000004821 distillation Methods 0.000 claims description 13
- 239000002562 thickening agent Substances 0.000 claims description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 13
- 239000000463 material Substances 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 7
- 238000001802 infusion Methods 0.000 claims description 3
- 239000012452 mother liquor Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 abstract description 5
- 238000004065 wastewater treatment Methods 0.000 abstract description 2
- 239000000243 solution Substances 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 2
- 239000010413 mother solution Substances 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000011550 stock solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
Images
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/16—Nature of the water, waste water, sewage or sludge to be treated from metallurgical processes, i.e. from the production, refining or treatment of metals, e.g. galvanic wastes
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses a gold smelting wastewater MVR evaporator, relates to the field of gold smelting wastewater treatment equipment, and aims to solve the problems that most of the existing MVR evaporators in the prior art are conveyed after manual crystallization removal, and no special conveying equipment is provided. The utility model discloses a raw materials jar, including raw materials jar, feed inlet, discharge gate, one side of heat exchanger are provided with vapor compressor, vapor delivery pipe, one side of vapor compressor is provided with first crystallization separator, one side of first crystallization separator is provided with the circulating pump.
Description
Technical Field
The invention relates to the field of gold smelting wastewater treatment equipment, in particular to a gold smelting wastewater MVR evaporator.
Background
Along with the development of society, the smelting process of gold is more and more advanced, and the smelting volume is also more and more, and along with it is more and more that the waste water that the smelting produced can cause serious pollution to the environment if directly arrange in the nature, in order to avoid the ecology to suffer destruction, need use specific equipment to handle waste water, including MVR evaporimeter.
The existing MVR evaporators are mostly conveyed after manually removing crystals, no special conveying equipment is provided, and in order to enable the MVR evaporators to be provided with an automatic material conveying device, the working efficiency is improved; therefore, the market urgently needs to develop a gold smelting wastewater MVR evaporator to help people solve the existing problems.
Disclosure of Invention
The invention aims to provide a gold smelting wastewater MVR evaporator, which solves the problem that most of the existing MVR evaporators in the background art are conveyed after manual crystallization removal, and no special conveying equipment is provided.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a gold smelting waste water MVR evaporimeter, includes the raw liquor jar, the discharge gate of raw liquor jar passes through the transfer line with the feed inlet of first delivery pump and is connected, the discharge gate of first delivery pump passes through the transfer line with the feed inlet of pre-heater and is connected, one side of pre-heater is provided with the evaporimeter, be provided with steam conveying pipe on the surface of one side of evaporimeter, one side of evaporimeter is provided with the heat exchanger, one side of heat exchanger is provided with the distillation pump, one side of heat exchanger is provided with vapor compressor, one side of vapor compressor is provided with first crystal separator, one side of first crystal separator is provided with the circulating pump, one side of first crystal separator is provided with the stiff ware, one side of seeking fox stiff ware is provided with the second crystal separator, one side of second crystal separator is provided with the second delivery pump, be provided with the auger delivery ware on the surface of second crystal separator, and a spiral conveying rod is arranged in the spiral conveyor.
Preferably, the crystal discharge port of the second crystal separator is connected with the feed port of the screw conveyor, and the screw conveyor rod is positioned at the position of the central axis of the screw conveyor.
Preferably, be provided with steam outlet on the upper end surface of first crystal separator, and steam outlet department is provided with the delivery duct, delivery duct's the other end is connected in vapor compressor's feed inlet department, through delivery duct connection between vapor compressor's the discharge gate and the steam feed inlet of heat exchanger, be provided with the comdenstion water export on the surface of heat exchanger, and the comdenstion water export is connected with the feed inlet of distillation pump, be connected through the transfer line between the discharge gate of distillation pump and the comdenstion water feed inlet of pre-heater.
Preferably, a material discharge port of the heat exchanger is connected with a feed port of the first crystallization separator through a liquid conveying pipe, a circulating discharge port of the first crystallization separator is connected with a feed port of the circulating pump, and a discharge port of the circulating pump is connected with a circulating feed port of the heat exchanger through the liquid conveying pipe.
Preferably, the discharge port of the first crystallization separator is connected with the feed port of the thickener through a liquid conveying pipe, and the discharge port of the thickener is connected with the feed port of the second crystallization separator through a liquid conveying pipe.
Preferably, be provided with steam outlet on the upper end surface of evaporimeter, and pass through steam conveying pipe connection between the steam outlet and the steam inlet on the pre-heater surface, be provided with the mother liquor export on the surface of second crystallization separator, and be connected with the feed inlet of second delivery pump, pass through the transfer line between second delivery pump and the stock solution jar and be connected.
Preferably, both ends of the infusion tube and the steam conveying tube are provided with connecting flange discs.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the crystal discharge port of the second crystal separator is connected with the feed port of the screw conveyor, the screw conveying rod is positioned at the middle shaft position of the screw conveyor, and crystals in the second crystal separator are conveyed through the arrangement of the screw conveyor, so that automatic conveying is realized, the working efficiency is improved, and the equipment parking time is reduced;
2. according to the invention, the steam outlet is arranged on the outer surface of the upper end of the first crystallization separator, the steam outlet is provided with the steam conveying pipe, the other end of the steam conveying pipe is connected with the feed inlet of the steam compressor, the discharge outlet of the steam compressor is connected with the steam feed inlet of the heat exchanger through the steam conveying pipe, the outer surface of the heat exchanger is provided with the condensate water outlet, the condensate water outlet is connected with the feed inlet of the distillation pump, the discharge outlet of the distillation pump is connected with the condensate water feed inlet of the preheater through the liquid conveying pipe, and the circulating material is heated through steam generated in the circulating concentration, so that the utilization rate of heat energy is improved, the energy consumption is reduced, and the environmental protection coefficient is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the screw conveyor of the present invention;
fig. 3 is an overall schematic view of the screw conveyor according to the present invention.
In the figure: 1. a stock solution tank; 2. a transfusion tube; 3. a first delivery pump; 4. a preheater; 5. an evaporator; 6. a heat exchanger; 7. a distillation pump; 8. a steam delivery pipe; 9. a vapor compressor; 10. a first crystallization separator; 11. a circulation pump; 12. a thickener; 13. a second crystal separator; 14. a second delivery pump; 15. a screw conveyor; 16. a screw conveying rod.
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.
Referring to fig. 1-3, an embodiment of the present invention is shown: a gold smelting waste water MVR evaporator comprises a raw liquid tank 1, a discharge port of the raw liquid tank 1 is connected with a feed port of a first delivery pump 3 through a liquid conveying pipe 2, a discharge port of the first delivery pump 3 is connected with a feed port of a preheater 4 through the liquid conveying pipe 2, one side of the preheater 4 is provided with an evaporator 5, a steam conveying pipe 8 is arranged on the outer surface of one side of the evaporator 5, one side of the evaporator 5 is provided with a heat exchanger 6, one side of the heat exchanger 6 is provided with a distillation pump 7, one side of the heat exchanger 6 is provided with a steam compressor 9, one side of the steam compressor 9 is provided with a first crystallization separator 10, one side of the first crystallization separator 10 is provided with a circulating pump 11, one side of the first crystallization separator 10 is provided with a thickener 12, one side of the thickener 12 is provided with a second crystallization separator 13, one side of the second crystallization separator 13 is provided with a second delivery, an auger 15 is provided on the outer surface of the second crystal separator 13, and an auger rod 16 is provided inside the auger 15.
Further, a crystal discharge port of the second crystal separator 13 is connected with a feed port of the screw conveyor 15, the screw conveying rod 16 is located at the middle shaft position of the screw conveyor 15, and crystals in the second crystal separator 13 are conveyed through the screw conveyor 15, so that automatic conveying is realized, the working efficiency is improved, and the equipment parking time is reduced.
Further, be provided with steam outlet on the upper end surface of first crystal separator 10, and steam outlet department is provided with steam delivery pipe 8, steam delivery pipe 8's the other end is connected in steam compressor 9's feed inlet department, be connected through steam delivery pipe 8 between steam compressor 9's the discharge gate and heat exchanger 6's the steam feed inlet, be provided with the comdenstion water export on heat exchanger 6's the surface, and the comdenstion water export is connected with distillation pump 7's feed inlet, be connected through transfer line 2 between distillation pump 7's discharge gate and pre-heater 4's the comdenstion water feed inlet, this steam that produces in through the cyclic concentration, carry out heat treatment to the material of circulation, the utilization ratio of heat energy has been improved, energy resource consumption has also been reduced simultaneously.
Further, a material discharge port of the heat exchanger 6 is connected with a feed port of the first crystallization separator 10 through a liquid conveying pipe 2, a circulation discharge port of the first crystallization separator 10 is connected with a feed port of the circulation pump 11, and a discharge port of the circulation pump 11 is connected with a circulation feed port of the heat exchanger 6 through the liquid conveying pipe 2.
Furthermore, the discharge port of the first crystallization separator 10 is connected with the feed port of the thickener 12 through a liquid conveying pipe 2, and the discharge port of the thickener 12 is connected with the feed port of the second crystallization separator 13 through the liquid conveying pipe 2.
Furthermore, a steam outlet is formed in the outer surface of the upper end of the evaporator 5, the steam outlet is connected with a steam inlet in the outer surface of the preheater 4 through a steam conveying pipe 8, a mother liquor outlet is formed in the outer surface of the second crystallization separator 13 and is connected with a feed inlet of a second conveying pump 14, and the second conveying pump 14 is connected with the raw liquor tank 1 through a liquid conveying pipe 2.
Furthermore, both ends of the infusion tube 2 and the steam delivery tube 8 are provided with connecting flange discs.
The working principle is as follows: when the device is used, the device is firstly installed at a specified position, the power supply is switched on, at the moment, the raw material in the raw material tank 1 is conveyed to the inside of the preheater 4 through the first conveying pump 3, then the raw material is subjected to heat treatment by the preheater 4 and enters the inside of the evaporator 5, then the evaporator 5 is used for evaporating and concentrating the material, the generated steam is conveyed to the inside of the preheater 4 through the steam conveying pipe 8, then the residual concentrated material enters the inside of the heat exchanger 6 through the liquid conveying pipe 2 and is conveyed to the inside of the first crystallization separator 10 after being heated and boosted by the heat exchanger 6, at the moment, the first crystallization separator 10 is used for steam-liquid separation, the generated steam enters the steam compressor 9, the temperature of the compressed steam is raised and is conveyed to the inside of the heat exchanger 6 for heat exchange, finally the formed condensate water is conveyed to the inside of the preheater 4 through the distillation pump 7 for further, at this time, if the concentration of the concentrated solution in the first crystallization separator 10 does not reach the standard, the concentrated solution returns to the inside of the heat exchanger 6 through the circulating pump 11 for circulating concentration, if the concentration of the concentrated solution in the first crystallization separator 10 reaches the standard, the concentrated solution enters the thickener 12 through the liquid conveying pipe 2, is thickened through the thickener 12 and then enters the inside of the second crystallization separator 13, after solid-liquid separation through the second crystallization separator 13, the mother solution flows back to the inside of the mother solution tank 1 through the second conveying pump 14 and the liquid conveying pipe 2, and the generated crystals enter the inside of the screw conveyor 15 and are conveyed to a specified position.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (7)
1. The utility model provides a waste water MVR evaporimeter is smelted to gold, includes former feed liquor jar (1), its characterized in that: the device is characterized in that a discharge port of the raw liquid tank (1) is connected with a feed port of a first conveying pump (3) through a liquid conveying pipe (2), a discharge port of the first conveying pump (3) is connected with a feed port of a preheater (4) through the liquid conveying pipe (2), an evaporator (5) is arranged on one side of the preheater (4), a steam conveying pipe (8) is arranged on the outer surface of one side of the evaporator (5), a heat exchanger (6) is arranged on one side of the evaporator (5), a distillation pump (7) is arranged on one side of the heat exchanger (6), a steam compressor (9) is arranged on one side of the heat exchanger (6), a first crystallization separator (10) is arranged on one side of the steam compressor (9), a circulating pump (11) is arranged on one side of the first crystallization separator (10), a thickener (12) is arranged on one side of the first crystallization separator (10), one side of the fox searching thickener (12) is provided with a second crystallization separator (13), one side of the second crystallization separator (13) is provided with a second conveying pump (14), the outer surface of the second crystallization separator (13) is provided with a screw conveyor (15), and the inside of the screw conveyor (15) is provided with a screw conveying rod (16).
2. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: the crystallization discharge port of the second crystallization separator (13) is connected with the feed port of the screw conveyor (15), and the screw conveying rod (16) is positioned at the position of the central axis of the screw conveyor (15).
3. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: be provided with steam outlet on the upper end surface of first crystal separator (10), and steam outlet department is provided with steam delivery pipe (8), steam delivery pipe's (8) other end is connected in the feed inlet department of vapor compressor (9), be connected through steam delivery pipe (8) between the discharge gate of vapor compressor (9) and the steam feed inlet of heat exchanger (6), be provided with the comdenstion water export on the surface of heat exchanger (6), and the comdenstion water export is connected with the feed inlet of distillation pump (7), be connected through transfer line (2) between the discharge gate of distillation pump (7) and the comdenstion water feed inlet of pre-heater (4).
4. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: the material discharge port of the heat exchanger (6) is connected with the feed inlet of the first crystallization separator (10) through a liquid conveying pipe (2), the circulating discharge port of the first crystallization separator (10) is connected with the feed inlet of the circulating pump (11), and the discharge port of the circulating pump (11) is connected with the circulating feed inlet of the heat exchanger (6) through the liquid conveying pipe (2).
5. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: the discharge port of the first crystallization separator (10) is connected with the feed port of the thickener (12) through a liquid conveying pipe (2), and the discharge port of the thickener (12) is connected with the feed port of the second crystallization separator (13) through the liquid conveying pipe (2).
6. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: be provided with steam outlet on the upper end surface of evaporimeter (5), and be connected through steam conveying pipe (8) between the steam outlet and the steam inlet on preheater (4) surface, be provided with the mother liquor export on the surface of second crystallization separator (13), and be connected with the feed inlet of second delivery pump (14), be connected through transfer line (2) between second delivery pump (14) and the raw liquor jar (1).
7. The MVR evaporator for the waste water from the gold smelting process according to claim 1, wherein: and connecting flange discs are arranged at the two ends of the infusion tube (2) and the steam delivery tube (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010508451.1A CN111547798A (en) | 2020-06-06 | 2020-06-06 | Waste water MVR evaporimeter is smelted to gold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010508451.1A CN111547798A (en) | 2020-06-06 | 2020-06-06 | Waste water MVR evaporimeter is smelted to gold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111547798A true CN111547798A (en) | 2020-08-18 |
Family
ID=72006865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010508451.1A Withdrawn CN111547798A (en) | 2020-06-06 | 2020-06-06 | Waste water MVR evaporimeter is smelted to gold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111547798A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114949893A (en) * | 2022-06-01 | 2022-08-30 | 启东神农机械有限公司 | Evaporative crystallization process and device for producing lithium chloride from salt lake brine |
-
2020
- 2020-06-06 CN CN202010508451.1A patent/CN111547798A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114949893A (en) * | 2022-06-01 | 2022-08-30 | 启东神农机械有限公司 | Evaporative crystallization process and device for producing lithium chloride from salt lake brine |
| CN114949893B (en) * | 2022-06-01 | 2024-04-19 | 启东神农机械有限公司 | Evaporation crystallization process and device for producing lithium chloride from salt lake brine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20200818 |
|
| WW01 | Invention patent application withdrawn after publication |