CN205500993U - Rare earth smelting waste water treatment cyclic utilization system - Google Patents
Rare earth smelting waste water treatment cyclic utilization system Download PDFInfo
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- CN205500993U CN205500993U CN201620294386.6U CN201620294386U CN205500993U CN 205500993 U CN205500993 U CN 205500993U CN 201620294386 U CN201620294386 U CN 201620294386U CN 205500993 U CN205500993 U CN 205500993U
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Abstract
The utility model discloses a rare earth smelting waste water treatment cyclic utilization system, systematic high concentration ammonium chloride wastewater disposal basin links to each other with low concentration ammonium chloride wastewater disposal basin, low concentration ammonium chloride wastewater disposal basin intercommunication is to mixing the pond, the high salt wastewater disposal basin of sodium chloride is through impurity removal chamber, concentrated pond intercommunication is to mixing the pond, the alkaline wastewater pond is even through causticization crystallizing pond, concentrated alkaline liquid bath intercommunication is to mixing the pond, acid system calcination wastewater disposal basin communicates to the heat transfer absorption cell, heat transfer absorption cell intercommunication is to adding the synthetic pond of medicine, add the synthetic pond of medicine intercommunication to mixing the pond, it communicates to flocculation reaction tank to mix the pond, flocculation reaction tank is through the radiation sedimentation tank, multi -media filter, activated carbon filter reverse osmosis membrane, connect and discharge the pipeline. The utility model discloses combine together with the tombarthite production technology, the reposition of redundant personnel is divided and ruled, has realized the cycle recycle of important chemical materials such as sodium chloride, ammonium nitrate, salt crystal, sulphuric acid, reduces waste water pollution thing volume as far as possible, and waste water treatment recycles can reduction in production cost.
Description
Technical field
This utility model relates to metallic wastewater and processes reutilization technology field, is specially a kind of rare earth metallurgy processing cycle and utilizes system.
Background technology
Packet header mixed type Rare Earth Mine is the light rare earth resource that the whole world is maximum, rare-earth mineral is bastnaesite and monazite, with the rare earth ore concentrate as raw material production use smelting process technology, with vitriol intensified roasting extraction (acid system smelting process) as prevailing technology, use alkali decomposition process on a small quantity, fluorine-containing, sulphuric acid, hydrochloric acid, alkalescence, ammonium salt (ammonia nitrogen) waste water of substantial amounts of variable concentrations is produced during Rare Earth Production, these contaminated wastewater substrate concentrations are high, the water yield is big, and intractability is higher.Advocate along with national energy-saving reduces discharging, rare-earth smelting industry is also badly in need of carrying out industry restructuring, in rare earth metallurgy process problem, need the circulation recycling system of a set of energy-conserving and environment-protective, contaminated wastewater substrate concentration is reduced as far as possible, and uses environmental protection concept, waste water is processed recycling, reduce production cost, reach the waste water safety criterion of safety dumping.
Utility model content
For problem above, this utility model provides a kind of rare earth metallurgy processing cycle and utilizes system, this system combines with rare earth main body production technology, shunting is divided and ruled, reclaim Coal Gas Washing Cycling Water material, after recovered material and residue Wastewater Concentrated, be back to production technology, Wastewater Pollutant amount is reduced as far as possible, waste water processes recycling can reduce production cost, can effectively solve the problem in background technology.
nullFor achieving the above object，This utility model provides following technical scheme: a kind of rare earth metallurgy processing cycle utilizes system，Including sodium chloride high-salt wastewater pond、High strength ammonium-chloride wastewater pond、Ammonium nitrate wastewater pond、Alkaline waste water pond、Spent acidic pond and acid system roasting wastewater disposal basin，Described high strength ammonium-chloride wastewater pond is connected with low concentration ammonium chloride wastewater pond，Described low concentration ammonium chloride wastewater pond is communicated to mixing pit，Described sodium chloride high-salt wastewater pond is communicated to trash chamber，Trash chamber is communicated to concentration basin，Described concentration basin is communicated to mixing pit，Described ammonium nitrate wastewater pond is directly communicated to mixing pit，Described alkaline waste water pond is communicated to causticization crystallizing pond，Described causticization crystallizing pond is communicated to concentrated base liquid pool，Described concentrated base liquid pool is communicated to mixing pit，Described spent acidic pond is directly communicated to mixing pit，Described acid system roasting wastewater disposal basin is communicated to heat exchange absorption cell，Described heat exchange absorption cell is communicated to dosing synthesis pond，Described dosing synthesis pond is communicated to mixing pit，A dosing synthesis external retrieval of sulfuric acid room, pond.
Described mixing pit is provided with liming tank and coagulant groove, described mixing pit is communicated to flocculation tank, described flocculation tank is communicated to dortmund's tank, described dortmund's tank connects more medium filter, described more medium filter connects active carbon filter, described active carbon filter connects reverse osmosis membrane, and described reverse osmosis membrane connects discharge tube.
Preferably, described high strength ammonium-chloride wastewater pond, low concentration ammonium chloride wastewater pond are all connected with ammonia nitrogen recovery room.
Preferably, described concentration basin external monochlor(in)ate sodium accumulator tank, the external ammonium nitrate accumulator tank in described ammonium nitrate wastewater pond, the external crystal salt accumulator tank of described causticization crystallizing pond.
Preferably, described flocculation tank is provided with a flocculant groove to deposit flocculant.
Compared with prior art, the beneficial effects of the utility model are: this system combines with rare earth main body production technology, shunting is divided and ruled, reclaim Coal Gas Washing Cycling Water material, it is back to production technology after recovered material and residue Wastewater Concentrated, achieve the cycling and reutilization of the important chemical materialss such as sodium chloride, ammonium nitrate, crystal salt, sulphuric acid, Wastewater Pollutant amount is reduced as far as possible, waste water processes recycling can reduce production cost, the discharge water eventually passing process can reach discharging standards, and discharge water will not damage pollution to environment.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
In figure: 1-sodium chloride high-salt wastewater pond；2-high strength ammonium-chloride wastewater pond；3-ammonium nitrate wastewater pond；4-alkaline waste water pond；5-spent acidic pond；6-acid system roasting wastewater disposal basin；7-low concentration ammonium chloride wastewater pond；8-mixing pit；9-trash chamber；10-concentration basin；11-causticization crystallizing pond；12-concentrated base liquid pool；13-heat exchange absorption cell；14-dosing synthesis pond；15-retrieval of sulfuric acid room；16-liming tank；17-coagulant；18-flocculation tank；19-dortmund's tank；20-more medium filter；21-active carbon filter；22-reverse osmosis membrane；23-discharge tube；24-ammonia nitrogen recovery room；25-sodium chloride accumulator tank；26-ammonium nitrate accumulator tank；27-crystal salt accumulator tank；28-flocculant groove.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model rather than whole embodiments.Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, broadly fall into the scope of this utility model protection.
Embodiment:
nullRefer to Fig. 1，This utility model provides a kind of technical scheme: a kind of rare earth metallurgy processing cycle utilizes system，Including sodium chloride high-salt wastewater pond 1、High strength ammonium-chloride wastewater pond 2、Ammonium nitrate wastewater pond 3、Alkaline waste water pond 4、Spent acidic pond 5 and acid system roasting wastewater disposal basin 6，Described high strength ammonium-chloride wastewater pond 2 is connected with low concentration ammonium chloride wastewater pond 7，Low concentration ammonium chloride wastewater pond 7 is communicated to mixing pit 8，Sodium chloride high-salt wastewater pond 1 is communicated to trash chamber 9，Trash chamber 9 is communicated to concentration basin 10，Concentration basin 10 is communicated to mixing pit 8，Ammonium nitrate wastewater pond 3 is directly communicated to mixing pit 8，Described alkaline waste water pond 4 is communicated to causticization crystallizing pond 11，Described causticization crystallizing pond 11 is communicated to concentrated base liquid pool 12，Described concentrated base liquid pool 12 is communicated to mixing pit 8，Described spent acidic pond 5 is directly communicated to mixing pit 8，Acid system roasting wastewater disposal basin 6 is communicated to heat exchange absorption cell 13，Heat exchange absorption cell 13 is communicated to dosing synthesis pond 14，Dosing synthesis pond 14 is communicated to mixing pit 8，A dosing synthesis external retrieval of sulfuric acid room 15, pond 14.
Described mixing pit 8 is provided with liming tank 16 and coagulant groove 17, described mixing pit 8 is communicated to flocculation tank 18, described flocculation tank 18 is communicated to dortmund's tank 19, described dortmund's tank 19 connects more medium filter 20, described more medium filter 20 connects active carbon filter 21, described active carbon filter 21 connects reverse osmosis membrane 22, and described reverse osmosis membrane 22 connects discharge tube 23.
High strength ammonium-chloride wastewater pond 2, low concentration ammonium chloride wastewater pond 7 are all connected with ammonia nitrogen recovery room 24, described concentration basin 10 external monochlor(in)ate sodium accumulator tank 25, the external ammonium nitrate accumulator tank 26 in described ammonium nitrate wastewater pond 3, the external crystal salt accumulator tank 27 of described causticization crystallizing pond 11, described flocculation tank 18 is provided with a flocculant groove 28 to deposit flocculant.
This system combines with rare earth main body production technology, shunting is divided and ruled, reclaim Coal Gas Washing Cycling Water material, it is back to production technology after recovered material and residue Wastewater Concentrated, achieving the cycling and reutilization of the important chemical materialss such as sodium chloride, ammonium nitrate, crystal salt, sulphuric acid, Wastewater Pollutant amount reduced as far as possible, waste water processes recycling can reduce production cost, the discharge water eventually passing process can reach discharging standards, and discharge water will not damage pollution to environment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all any amendment, equivalent and improvement etc. made within spirit of the present utility model and principle, within should be included in protection domain of the present utility model.
Claims (4)
- null1. a rare earth metallurgy processing cycle utilizes system，Including sodium chloride high-salt wastewater pond (1)、High strength ammonium-chloride wastewater pond (2)、Ammonium nitrate wastewater pond (3)、Alkaline waste water pond (4)、Spent acidic pond (5) and acid system roasting wastewater disposal basin (6)，It is characterized in that: described high strength ammonium-chloride wastewater pond (2) is connected with low concentration ammonium chloride wastewater pond (7)，Described low concentration ammonium chloride wastewater pond (7) is communicated to mixing pit (8)，Described sodium chloride high-salt wastewater pond (1) is communicated to trash chamber (9)，Trash chamber (9) is communicated to concentration basin (10)，Described concentration basin (10) is communicated to mixing pit (8)，Described ammonium nitrate wastewater pond (3) is directly communicated to mixing pit (8)，Described alkaline waste water pond (4) is communicated to causticization crystallizing pond (11)，Described causticization crystallizing pond (11) is communicated to concentrated base liquid pool (12)，Described concentrated base liquid pool (12) is communicated to mixing pit (8)，Described spent acidic pond (5) is directly communicated to mixing pit (8)，Described acid system roasting wastewater disposal basin (6) is communicated to heat exchange absorption cell (13)，Described heat exchange absorption cell (13) is communicated to dosing synthesis pond (14)，Described dosing synthesis pond (14) is communicated to mixing pit (8)，Dosing synthesis pond (14) external retrieval of sulfuric acid room (15)；Described mixing pit (8) is provided with liming tank (16) and coagulant groove (17), described mixing pit (8) is communicated to flocculation tank (18), described flocculation tank (18) is communicated to dortmund's tank (19), described dortmund's tank (19) connects more medium filter (20), described more medium filter (20) connects active carbon filter (21), described active carbon filter (21) connects reverse osmosis membrane (22), and described reverse osmosis membrane (22) connects discharge tube (23).
- A kind of rare earth metallurgy processing cycle the most according to claim 1 utilizes system, it is characterised in that: described high strength ammonium-chloride wastewater pond (2), low concentration ammonium chloride wastewater pond (7) are all connected with ammonia nitrogen recovery room (24).
- A kind of rare earth metallurgy processing cycle the most according to claim 1 utilizes system, it is characterized in that: described concentration basin (10) external monochlor(in)ate sodium accumulator tank (25), the external ammonium nitrate accumulator tank (26) of described ammonium nitrate wastewater pond (3), the external crystal salt accumulator tank (27) of described causticization crystallizing pond (11).
- A kind of rare earth metallurgy processing cycle the most according to claim 1 utilizes system, it is characterised in that: described flocculation tank (18) is provided with a flocculant groove (28) to deposit flocculant.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620294386.6U CN205500993U (en) | 2016-04-11 | 2016-04-11 | Rare earth smelting waste water treatment cyclic utilization system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620294386.6U CN205500993U (en) | 2016-04-11 | 2016-04-11 | Rare earth smelting waste water treatment cyclic utilization system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115981A (en) * | 2016-08-26 | 2016-11-16 | 东莞市粤丰废水处理有限公司 | The process technique of a kind of hc effluent and process streamline |
| CN109536037A (en) * | 2018-11-26 | 2019-03-29 | 湖南稀土金属材料研究院 | The removal methods of sial impurity in discarded polishing powder from rare earth |
| CN116119882A (en) * | 2023-03-20 | 2023-05-16 | 白银有色集团股份有限公司 | Recycling treatment method of smelting neutral wastewater |
-
2016
- 2016-04-11 CN CN201620294386.6U patent/CN205500993U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106115981A (en) * | 2016-08-26 | 2016-11-16 | 东莞市粤丰废水处理有限公司 | The process technique of a kind of hc effluent and process streamline |
| CN109536037A (en) * | 2018-11-26 | 2019-03-29 | 湖南稀土金属材料研究院 | The removal methods of sial impurity in discarded polishing powder from rare earth |
| CN116119882A (en) * | 2023-03-20 | 2023-05-16 | 白银有色集团股份有限公司 | Recycling treatment method of smelting neutral wastewater |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160824 Termination date: 20210411 |