CN204369592U - A kind of In-situ Leaching Uranium Mine waste evaporator plant - Google Patents

A kind of In-situ Leaching Uranium Mine waste evaporator plant Download PDF

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Publication number
CN204369592U
CN204369592U CN201420842991.3U CN201420842991U CN204369592U CN 204369592 U CN204369592 U CN 204369592U CN 201420842991 U CN201420842991 U CN 201420842991U CN 204369592 U CN204369592 U CN 204369592U
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China
Prior art keywords
situ leaching
leaching uranium
frame
uranium mine
waste water
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Active
Application number
CN201420842991.3U
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Chinese (zh)
Inventor
苏学斌
刘乃忠
李喜龙
高险峰
成弘
阮志龙
夏旭
吴旭红
闫纪帆
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Center Tongliao You Ye LLC
Beijing Research Institute of Chemical Engineering and Metallurgy of CNNC
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Center Tongliao You Ye LLC
Beijing Research Institute of Chemical Engineering and Metallurgy of CNNC
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Priority to CN201420842991.3U priority Critical patent/CN204369592U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/124Water desalination
    • Y02A20/138Water desalination using renewable energy
    • Y02A20/141Wind power
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20Controlling water pollution; Waste water treatment
    • Y02A20/208Off-grid powered water treatment
    • Y02A20/212Solar-powered wastewater sewage treatment, e.g. spray evaporation
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/33Wastewater or sewage treatment systems using renewable energies using wind energy
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

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  • Heat Treatment Of Water, Waste Water Or Sewage (AREA)
  • Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)

Abstract

The utility model provides a kind of In-situ Leaching Uranium Mine waste evaporator plant, this evaporation unit comprises frame, frame is fixed on pedestal, some supporting tubes be arranged in parallel and adopt pipe clamp to be fixed on upper rack and bottom, some block matrix materials are fixed between two corresponding supporting tubes setting up and down, also be arranged in parallel some liquid distributors above frame, liquid distributor has several liquid distributing holes.The waste water that this device produces for In-situ Leaching Uranium Mine, waste water is uniformly distributed on body material by the method promoted by submersible pump, under the effect of wind energy or sun power, quickening evaporation process is carried out to waste water, improve vaporization efficiency, solve a difficult problem for the difficult and accumulation of evaporation tank waste water.This device can significantly improve evaporating waste water amount, significantly reduces the floor space of building evaporation tank.

Description

A kind of In-situ Leaching Uranium Mine waste evaporator plant
Technical field
The utility model belongs to in-situ leaching uranium mine wastewater treatment technology, is specifically related to a kind of In-situ Leaching Uranium Mine waste evaporator plant.
Background technology
In-situ leaching uranium technology is centralized procurement, choosing, smelting adopt uranium novel process in one, is widely used in the exploitation of uranium at present at home and abroad, leaches and in wet metallurgy course, the method for wastewater treatment that produces enters evaporation tank to carry out spontaneous evaporation, i.e. spontaneous evaporation method.The main source of ground leaching mine wastewater has: one, in-situ leaching uranium mine is ensure that the underground water beyond mining area exploitation scope does not dilute leaching solution, simultaneously ensure leaching solution not to limit of mining with external diffusion, usually the molten leaching scope of leaching solution is controlled, general way is that the drawing liquid amount of production well is greater than 0.3% of the reservoir quantity of fluid injection boring, and the leach liquor that drawing liquid amount is greater than reservoir quantity 0.3% enters evaporation tank through ion-exchange absorption is attached; Two, leach liquor adsorbs through ion-exchange, the qualifying liquid of the saturated rear drip washing of resin through acidifying, precipitate last sedimentation, the mother liquor uranium concentration of sedimentation comparatively lower part enters evaporation tank spontaneous evaporation; Three, ground waste water and worker's waste water of bath is rinsed in hydrometallurgy factory building.Use spontaneous evaporation method can make full use of local natural condition nature to wastewater treatment, reduce the cost of wastewater treatment.The main deficiency of spontaneous evaporation method is: larger by effect of natural conditions, winter, steam output was very little, be only applicable to steam output much larger than rainfall amount area, simultaneously along with the area of the increase also corresponding expansion evaporation tank of throughput, to expropriation of land and environmental protection requirement higher.
Summary of the invention
The purpose of this utility model is to provide a kind of In-situ Leaching Uranium Mine waste evaporator plant, and it utilizes wind energy to wastewater treatment by hanging body material, solves an evaporation tank waste water accumulation difficult problem, lowers the pressure of expropriation of land and environmental protection.
Realize the technical scheme of the utility model object: a kind of In-situ Leaching Uranium Mine waste evaporator plant, this evaporation unit comprises frame, frame is fixed on pedestal, some supporting tubes be arranged in parallel and adopt pipe clamp to be fixed on upper rack and bottom, some block matrix materials are fixed between two corresponding supporting tubes setting up and down, also be arranged in parallel some liquid distributors above frame, liquid distributor has several liquid distributing holes.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, the adjacent liquid distributor spacing described in it is 200 ~ 300mm, and the liquid distributing hole that spacing is 30 ~ 40mm offered by every root liquid distributor, liquid distributing hole footpath 1 ~ 3mm.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, the liquid distributor material described in it is UPVC pipe or stainless steel tube.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, tapping valve is equipped with in the liquid distributor both sides described in it.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, the supporting tube material described in it is that galvanized steel pipe or UPVC manage or stainless steel tube.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, the frame described in it adopts stainless steel, and outer brushing rust-inhibiting paint is two-layer for anticorrosion, and frame adopts welding process to connect.
A kind of In-situ Leaching Uranium Mine waste evaporator plant as above, arranges the housing that PVC board makes, the gauze in the outer layer covers 1mm aperture of this housing outside the submersible pump described in it.
Effect of the present utility model is: the utility model provides a kind of and processes the device producing waste water in in-situ leaching uranium process, namely for the waste water that In-situ Leaching Uranium Mine produces, waste water is uniformly distributed on body material by the method promoted by submersible pump, under the effect of wind energy or sun power, quickening evaporation process is carried out to waste water, improve vaporization efficiency, solve the difficult problem that evaporation tank waste water is difficult and accumulate, there is good economy and reasonableness.Naturally compared with steaming in evaporation tank with waste water, this device can significantly improve evaporating waste water amount, significantly reduces the floor space of building evaporation tank.Meanwhile, the utility model device can process high-salt wastewater, containing NaCl concentration at 9g/L or more, then do not process as other waste water treatment process such as reverse osmosiss or cost very high.
Accompanying drawing explanation
Fig. 1 is a kind of In-situ Leaching Uranium Mine waste evaporator plant schematic diagram described in the utility model;
Fig. 2 is evaporation unit front view;
Fig. 3 is evaporation unit vertical view;
Fig. 4 is supporting tube assembling front view;
Fig. 5 is supporting tube assembling plan view;
Fig. 6 is liquid distributor assembling front view;
Fig. 7 is liquid distributor assembling plan view.
In figure: 1. evaporation tank; 2. submersible pump; 3. evaporation unit; 4. rinse bath; 5. body material; 6. frame; 7. supporting tube; 8. liquid distributor; 9. pedestal.
Embodiment
Below in conjunction with the drawings and specific embodiments, a kind of In-situ Leaching Uranium Mine waste evaporator plant described in the utility model and method are further described.
Embodiment 1
As shown in Figures 1 to 7, a kind of In-situ Leaching Uranium Mine waste evaporator plant 3 described in the utility model comprises frame 6, frame 6 is fixed on pedestal 9, some supporting tubes 7 be arranged in parallel and adopt pipe clamp to be fixed on frame 6 upper and lower, some block matrix materials 5 are fixed between two corresponding supporting tubes 7 setting up and down, also be arranged in parallel some liquid distributors 8 above frame 6, liquid distributor 8 has several liquid distributing holes.
Described adjacent liquid distributor 8 spacing is 240mm, and the liquid distributing hole that spacing is 35mm offered by every root liquid distributor 8, and radial angle is 45 °, liquid distributing hole footpath 2mm.Liquid distributor 8 material is UPVC pipe.Tapping valve is equipped with in liquid distributor 8 both sides.
Described supporting tube 7 material is galvanized steel pipe.
Described frame 6 adopts stainless steel, and outer Tu brush rust-inhibiting paint is two-layer for anticorrosion, and frame 6 adopts welding process to connect.
The housing that PVC board makes is set outside described submersible pump 2, the gauze in the outer layer covers 1mm aperture of this housing.
Adopt a kind of In-situ Leaching Uranium Mine waste water method of evaporating of above-mentioned evaporation unit, it comprises the steps:
A In-situ Leaching Uranium Mine water reuse submersible pump in evaporation tank 1 is promoted in evaporation unit 3 by (), external temperature 20 DEG C, controls wastewater temperature 16 DEG C;
B (), in evaporation unit 3, waste water enters liquid distributor 8, be sprayed at uniformly on body material 5 evaporate by the liquid distributing hole on liquid distributor 8; The feed liquor time of waste water is 5min, liquid inlet volume is 290g/m 2; Control atmospheric moisture 46%RH, wind speed 1.5m/s; The overall water-retaining capacity of body material is about 31kg; Described body material is polypropylene establishment cloth or carbon fiber woven cloth;
C () waits for 25min, on body material 5, the waste water of absorption all evaporates completely, starts waste water next time and sprays; Evaporation tank 1 is entered from evaporation unit 3 return of waste water out.
Described evaporation unit 3 is other arranges rinse bath 4, and placing mass percent in rinse bath 4 is the aqueous citric acid solution of 20wt%, adopts submersible pump to be sprayed on body material 5 by this aqueous citric acid solution, washs the crystallisate be attached on body material 5.
Embodiment 2
As shown in Figures 1 to 7, a kind of In-situ Leaching Uranium Mine waste evaporator plant 3 described in the utility model comprises frame 6, frame 6 is fixed on pedestal 9, some supporting tubes 7 be arranged in parallel and adopt pipe clamp to be fixed on frame 6 upper and lower, some block matrix materials 5 are fixed between two corresponding supporting tubes 7 setting up and down, also be arranged in parallel some liquid distributors 8 above frame 6, liquid distributor 8 has several liquid distributing holes.
Described adjacent liquid distributor 8 spacing is 240mm, and the liquid distributing hole that spacing is 35mm offered by every root liquid distributor 8, liquid distributing hole footpath 2mm.Liquid distributor 8 material is stainless steel tube.Tapping valve is equipped with in liquid distributor 8 both sides.
Described supporting tube 7 material is stainless steel tube.
Described frame 6 adopts stainless steel, and outer Tu brush rust-inhibiting paint is two-layer for anticorrosion, and frame 6 adopts welding process to connect.
The housing that PVC board makes is set outside described submersible pump 2, the gauze in the outer layer covers 1mm aperture of this housing.
Adopt a kind of In-situ Leaching Uranium Mine waste water method of evaporating of above-mentioned evaporation unit, it comprises the steps:
A In-situ Leaching Uranium Mine water reuse submersible pump in evaporation tank 1 is promoted in evaporation unit 3 by (), external temperature 25 DEG C, controls wastewater temperature 10 DEG C;
B (), in evaporation unit 3, waste water enters liquid distributor 8, be sprayed at uniformly on body material 5 evaporate by the liquid distributing hole on liquid distributor 8; The feed liquor time of waste water is 5min, liquid inlet volume is 289g/m 2; Control atmospheric moisture 39%RH, wind speed 2.1m/s; The overall water-retaining capacity of body material is about 30kg; Described body material is polypropylene establishment cloth or carbon fiber woven cloth;
C () waits for 25min, on body material 5, the waste water of absorption all evaporates completely, starts waste water next time and sprays; Evaporation tank 1 is entered from evaporation unit 3 return of waste water out.
Described evaporation unit 3 is other arranges rinse bath 4, and placing mass percent in rinse bath 4 is the aqueous citric acid solution of 20wt%, adopts submersible pump to be sprayed on body material 5 by this aqueous citric acid solution, washs the crystallisate be attached on body material 5.

Claims (7)

1. an In-situ Leaching Uranium Mine waste evaporator plant, it is characterized in that, this evaporation unit (3) comprises frame (6), frame (6) is fixed on pedestal (9), some supporting tubes (7) be arranged in parallel and adopt pipe clamp to be fixed on frame (6) upper and lower, some block matrix materials (5) are fixed between two corresponding supporting tubes (7) setting up and down, also be arranged in parallel in frame (6) top some liquid distributors (8), and (8) have several liquid distributing holes with liquid distributor.
2. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, it is characterized in that, described adjacent liquid distributor (8) spacing is 200 ~ 300mm, every root liquid distributor (8) offers the liquid distributing hole that spacing is 30 ~ 40mm, liquid distributing hole footpath 1 ~ 3mm.
3. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, is characterized in that, described liquid distributor (8) material is UPVC pipe or stainless steel tube.
4. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, is characterized in that, tapping valve is equipped with in described liquid distributor (8) both sides.
5. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, is characterized in that, described supporting tube (7) material is that galvanized steel pipe or UPVC manage or stainless steel tube.
6. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, is characterized in that, described frame (6) adopts stainless steel, and outer brushing rust-inhibiting paint is two-layer for anticorrosion, and frame (6) adopts welding process to connect.
7. a kind of In-situ Leaching Uranium Mine waste evaporator plant according to claim 1, is characterized in that, described submersible pump (2) outside arranges the housing that PVC board makes, the gauze in the outer layer covers 1mm aperture of this housing.
CN201420842991.3U 2014-12-25 2014-12-25 A kind of In-situ Leaching Uranium Mine waste evaporator plant Active CN204369592U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420842991.3U CN204369592U (en) 2014-12-25 2014-12-25 A kind of In-situ Leaching Uranium Mine waste evaporator plant

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Application Number Priority Date Filing Date Title
CN201420842991.3U CN204369592U (en) 2014-12-25 2014-12-25 A kind of In-situ Leaching Uranium Mine waste evaporator plant

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109958406A (en) * 2019-03-08 2019-07-02 中核通辽铀业有限责任公司 A kind of ground-dipping uranium extraction acidification hole flushing method
CN114477337A (en) * 2018-11-13 2022-05-13 核工业北京化工冶金研究院 Device and method for accelerating acid-method-based in-situ leaching uranium mining wastewater evaporation

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114477337A (en) * 2018-11-13 2022-05-13 核工业北京化工冶金研究院 Device and method for accelerating acid-method-based in-situ leaching uranium mining wastewater evaporation
CN109958406A (en) * 2019-03-08 2019-07-02 中核通辽铀业有限责任公司 A kind of ground-dipping uranium extraction acidification hole flushing method

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