CN109371236A - A kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution - Google Patents
A kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution Download PDFInfo
- Publication number
- CN109371236A CN109371236A CN201811199619.4A CN201811199619A CN109371236A CN 109371236 A CN109371236 A CN 109371236A CN 201811199619 A CN201811199619 A CN 201811199619A CN 109371236 A CN109371236 A CN 109371236A
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- China
- Prior art keywords
- welding plate
- flange
- filtering device
- absorption tower
- resin
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Classifications
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/02—Apparatus therefor
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B3/00—Extraction of metal compounds from ores or concentrates by wet processes
- C22B3/20—Treatment or purification of solutions, e.g. obtained by leaching
- C22B3/22—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition
- C22B3/24—Treatment or purification of solutions, e.g. obtained by leaching by physical processes, e.g. by filtration, by magnetic means, or by thermal decomposition by adsorption on solid substances, e.g. by extraction with solid resins
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22B—PRODUCTION AND REFINING OF METALS; PRETREATMENT OF RAW MATERIALS
- C22B60/00—Obtaining metals of atomic number 87 or higher, i.e. radioactive metals
- C22B60/02—Obtaining thorium, uranium, or other actinides
- C22B60/0204—Obtaining thorium, uranium, or other actinides obtaining uranium
- C22B60/0217—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes
- C22B60/0252—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries
- C22B60/0265—Obtaining thorium, uranium, or other actinides obtaining uranium by wet processes treatment or purification of solutions or of liquors or of slurries extraction by solid resins
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mechanical Engineering (AREA)
- Geology (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Geochemistry & Mineralogy (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Abstract
The present invention relates to the leaching liquor treating process fields of uranium, specifically disclose a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution, including be set to downhand welding plate flange pup joint at absorption tower bottom ellipse head, and resin filtering device set on downhand welding plate flange pup joint inside coaxial with downhand welding plate flange pup joint, the reduced pipe A below resin filtering device, set on ellipse head bottom dead center position resin outlet and set on the reduced pipe B of resin outlet bottom.The present invention adsorbs tower structure when for leachate processing, and absorption, elution efficiency are high, and adsorption tail liquid does not run height, and resin handling completely, can be applied to absorption, elution and transition process, can also be applied to dipping uranium extracting process in a distributed manner.
Description
Technical field
The invention belongs to the leaching liquor treating process fields of uranium, and in particular to a kind of processing suction of the ground-dipping uranium extraction containing uranium solution
Attached tower structure.
Background technique
The uranium-bearing solution processing craft of ground-dipping uranium extraction also referred to as leaches liquor treating process, is the uranium-bearing for leaching well site
Uranium is adsorbed in leachate, is eluted after adsorption saturation, and elution qualifying liquid carries out precipitating and acidizing process, is finally obtained solid
The uranium primary product of phase.At present for scattered, the application of squat in-situ leach mining distributed Situ Leaching technique to absorption tower structure
New requirement is had also been proposed, absorbing process should be met, is conducive to resin transhipment again.Adsorption tower is as leaching liquor treating process
Key equipment, absorption, elution and the transition of poor resin carry out all in adsorption tower, absorption tower structure directly affect absorption,
Elution and transformation efficiency, the uranium concentration of the final quality for influencing uranium product and mother liquor.Therefore the structure type of adsorption tower is absorption
The key of technique.
What domestic application was more at present is quartz sand structure adsorption tower and wind filter structure adsorption tower, and foreign countries are common
For Grating adsorption tower.Quartz sand structure adsorption tower is widely used in ADSORPTION IN A FIXED BED technique, and resin is fixed in adsorption tower,
It adsorbed, eluted and is made the transition in tower.Grating structure adsorption tower and wind filter structure adsorption tower are at present in distributed original place
Using more in extract technology, resin can be loaded and unloaded, it can be achieved that resin is transported.Above several adsorption towers are in absorption, elution process
Have the disadvantage that resin adsorption is incomplete in 1) tower；2) adsorption tail liquid runs high；3) it is incomplete to unload tower for saturated resin；4) it elutes
Saturated resin is incomplete.
In order to solve above-mentioned deficiency, need to research and develop a kind of processing novel adsorption tower structure of the ground-dipping uranium extraction containing uranium solution.
Summary of the invention
The purpose of the present invention is to provide a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution, adsorbed with raising,
Elution efficiency prevents tail washings race height occur and resin unloads the incomplete situation of tower.
Technical scheme is as follows:
A kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution, including resin filtering device, downhand welding plate flange pup joint,
Reduced pipe A, resin outlet, reduced pipe B；
Four downhand welding plate flange pup joints are symmetrically arranged at the ellipse head of absorption tower bottom, the downhand welding plate flange is short
It is connected in the short tube that both ends are downhand welding plate flanges, the top of the downhand welding plate flange pup joint and ellipse head weld to form entirety；
It is equipped with resin filtering device in the downhand welding plate flange pup joint, is equipped with method in the bottom end of resin filtering device
Orchid, the resin filtering device and downhand welding plate flange pup joint are coaxial；It is short that the top of resin filtering device is pierced by downhand welding plate flange
It connects, inside the ellipse head of absorption tower bottom, the bottom end of resin filtering device passes through flange and downhand welding plate flange pup joint
Bottom end is fixedly linked；
What is be connected with the flange on the resin filtering device is equipped with the reduced pipe A that both ends are flange；
The upper flanges of the bottom end flange of the downhand welding plate flange pup joint, the flange of resin filtering device and reduced pipe A
Bolt matching is passed sequentially through to be connected as one；
It is equipped with the resin outlet of reducing in the bottom dead center position of the ellipse head, installs two in the bottom of resin outlet
End is the reduced pipe B of flange.
Further include being equipped with support frame in the inside of resin filtering device, supports the gap of resin filtering device, avoid becoming
Shape.
Gap width≤2mm of the resin filtering device.
In the upper hold-carrying of the bottom end flange of the downhand welding plate flange pup joint, the flange of resin filtering device and reduced pipe A
Rubber pad is arranged between orchid to be sealed.
The top of the downhand welding plate flange pup joint is identical as the curved surface of the welding surface of ellipse head and ellipse head, smooth flat
Whole, the downhand welding plate flange pup joint at welding surface is without protrusion.
The rubber pad with a thickness of δ=3mm.
The distance of the bottom end of the downhand welding plate flange pup joint to ellipse head is 150mm, two adjacent downhand welding plate flanges
The center of short circuit is at a distance of 1200mm.
The height of the resin filtering device is 600mm, and outer diameter is
The upper flanges of flange, the flange on resin filtering device and reduced pipe A on the downhand welding plate flange pup joint
Specification is identical, is DN300；
Minor tube inner diameter on the downhand welding plate flange pup joint isThe lower end flange specification of the reduced pipe A is
DN125。
The specification of the resin outlet is DN150 × 100, and the specification of reduced pipe B is DN100 × 80.
Remarkable result of the invention is:
The present invention adsorbs tower structure when for leachate processing, and absorption, elution efficiency are high, and adsorption tail liquid does not run height, sets
Rouge handling completely, can be applied to absorption, elution and transition process, can also be applied to dipping uranium extracting process in a distributed manner.
Detailed description of the invention
Fig. 1 is adsorption tower bottom structure main view of the present invention；
Fig. 2 is adsorption tower bottom structure bottom view of the present invention.
In figure: 1. ellipse heads；2. resin filtering device；3. downhand welding plate flange pup joint；4. reduced pipe A；5. resin outlet；
6. reduced pipe B.
Specific embodiment
The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.
Absorption tower structure of a kind of processing ground-dipping uranium extraction containing uranium solution as shown in Figs. 1-2, including in absorption tower bottom
Resin filtering device 2, downhand welding plate flange pup joint 3, reduced pipe A4, resin outlet 5, reduced pipe B6 are set at ellipse head 1.
Four downhand welding plate flange pup joints 3, the downhand welding plate are symmetrically arranged at the ellipse head 1 of the absorption tower bottom
Flange pup joint 3 is the short tubes that both ends are downhand welding plate flange, and the top of the downhand welding plate flange pup joint 3 and ellipse head 1 weld shape
It is integral, and welding surface is identical as the curved surface of ellipse head 1, smooth, the downhand welding plate flange pup joint 3 at welding surface is without convex
Out.Minor tube inner diameter on the downhand welding plate flange pup joint 3 isFlange specification is DN300, downhand welding plate flange pup joint 3
Bottom end to ellipse head 1 distance be 150mm, the center of two adjacent downhand welding plate flange pup joints 3 is at a distance of 1200mm.
It is equipped with resin filtering device 2 in the downhand welding plate flange pup joint 3, is equipped in the bottom end of resin filtering device 2
Flange.The resin filtering device 2 and downhand welding plate flange pup joint 3 are coaxial, and the top of resin filtering device 2 is pierced by downhand welding plate method
Orchid is shorted 3, and inside the ellipse head 1 of absorption tower bottom, while the bottom end of resin filtering device 2 passes through flange and downhand welding plate
The bottom end of flange pup joint 3 is fixedly linked.Gap width≤2mm of the resin filtering device 2, in resin filtering device 2
Portion is equipped with support frame, and support gap avoids deforming.The height of the resin filtering device 2 is 600mm, and outer diameter isThe flange specification of resin filtering device 2 is DN300.
What is be connected with the flange of the resin filtering device 2 is equipped with the reduced pipe A4, the reduced pipe A4 that both ends are flange
Upper flanges specification be DN300, lower end flange specification be DN125.
The upper end of the bottom end flange of the downhand welding plate flange pup joint 3, the flange on resin filtering device 2 and reduced pipe A4
Flange is passed sequentially through to be bolted and is integrated, and rubber pad is arranged between three flanges and is sealed, the thickness of the rubber pad
Degree is δ=3mm.
It is equipped with resin outlet 5 in the bottom dead center position of the ellipse head 1, both ends are installed in the bottom of resin outlet 5
For the reduced pipe B6 of flange.The resin outlet 5 is the reduced pipe of DN150 × 100, the specification of reduced pipe B6 be DN100 ×
80。
Claims (10)
1. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution, it is characterised in that: including resin filtering device (2), put down
Welding plate flange pup joint (3), reduced pipe A (4), resin outlet (5), reduced pipe B (6)；
Four downhand welding plate flange pup joints (3), the downhand welding plate flange are symmetrically arranged at the ellipse head (1) of absorption tower bottom
Being shorted (3) is the short tubes that both ends are downhand welding plate flange, and the top and ellipse head (1) of the downhand welding plate flange pup joint (3) are welded
It is formed whole；
Resin filtering device (2) are equipped in the downhand welding plate flange pup joint (3), are set in the bottom end of resin filtering device (2)
There is flange, the resin filtering device (2) and downhand welding plate flange pup joint (3) are coaxial；The top of resin filtering device (2) is pierced by
Downhand welding plate flange pup joint (3), the ellipse head (1) positioned at absorption tower bottom is internal, and the bottom end of resin filtering device (2) passes through method
The blue bottom end with downhand welding plate flange pup joint (3) is fixedly linked；
What is be connected with the flange on the resin filtering device (2) is equipped with the reduced pipe A (4) that both ends are flange；
The upper end of the bottom end flange of the downhand welding plate flange pup joint (3), the flange of resin filtering device (2) and reduced pipe A (4)
Flange passes sequentially through bolt matching and is connected as one；
It is equipped with the resin outlet (5) of reducing in the bottom dead center position of the ellipse head (1), in the bottom of resin outlet (5)
The reduced pipe B (6) that both ends are flange is installed.
2. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as described in claim 1, it is characterised in that: further include
It is equipped with support frame in the inside of resin filtering device (2), the gap of resin filtering device (2) is supported, avoids deforming.
3. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 2, it is characterised in that: the tree
Gap width≤2mm of rouge filter device (2).
4. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 3, it is characterised in that: described
Between the upper flanges of the bottom end flange of downhand welding plate flange pup joint (3), the flange of resin filtering device (2) and reduced pipe A (4)
Setting rubber pad is sealed.
5. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 4, it is characterised in that: described flat
The top of welding plate flange pup joint (3) is identical as the curved surface of the welding surface of ellipse head (1) and ellipse head (1), smooth, weldering
Downhand welding plate flange pup joint (3) at junction is without protrusion.
6. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 5, it is characterised in that: described
Rubber pad with a thickness of δ=3mm.
7. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as described in any one of claims 1 to 6, feature exist
In: the distance of the bottom end of the downhand welding plate flange pup joint (3) to ellipse head (1) is 150mm, two adjacent downhand welding plate flanges
The center of (3) is shorted at a distance of 1200mm.
8. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 7, it is characterised in that: the tree
The height of rouge filter device (2) is 600mm, and outer diameter is
9. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 8, it is characterised in that: described flat
The upper flanges specification phase of flange on welding plate flange pup joint (3), the flange on resin filtering device (2) and reduced pipe A (4)
It together, is DN300；
Minor tube inner diameter on the downhand welding plate flange pup joint (3) isThe lower end flange specification of the reduced pipe A (4)
For DN125.
10. a kind of processing absorption tower structure of the ground-dipping uranium extraction containing uranium solution as claimed in claim 9, it is characterised in that: described
The specification of resin outlet (5) be DN150 × 100, the specification of reduced pipe B (6) is DN100 × 80.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811199619.4A CN109371236B (en) | 2018-10-16 | 2018-10-16 | Adsorption tower structure for treating in-situ leaching uranium-bearing solution |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811199619.4A CN109371236B (en) | 2018-10-16 | 2018-10-16 | Adsorption tower structure for treating in-situ leaching uranium-bearing solution |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109371236A true CN109371236A (en) | 2019-02-22 |
| CN109371236B CN109371236B (en) | 2020-04-10 |
Family
ID=65400475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811199619.4A Active CN109371236B (en) | 2018-10-16 | 2018-10-16 | Adsorption tower structure for treating in-situ leaching uranium-bearing solution |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109371236B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117654108A (en) * | 2023-11-24 | 2024-03-08 | 南华大学 | Device and method for diverting leaching liquid in adsorption tower |
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| GB1120208A (en) * | 1964-07-30 | 1968-07-17 | Japan Atomic Energy Res Inst | A method for enriching uranium isotopes by means of ion exchange |
| JPS54103995A (en) * | 1978-02-03 | 1979-08-15 | Asahi Chem Ind Co Ltd | Separation of isotope under original condition |
| CN102247899A (en) * | 2011-07-21 | 2011-11-23 | 南华大学 | Ion exchange resin cleaning tower for uranium hydrometallurgy fixed bed |
| CN104404253A (en) * | 2014-11-18 | 2015-03-11 | 南华大学 | Uranium hydrometallurgy ion exchange tower with filtration equipment comprising multilayer stand pipes |
| CN104831092A (en) * | 2015-05-13 | 2015-08-12 | 中核通辽铀业有限责任公司 | Distributed in-situ leaching uranium mining resin transferring method and device |
| CN205774727U (en) * | 2016-06-02 | 2016-12-07 | 中核第四研究设计工程有限公司 | A kind of movable fixed-bed eluting column |
| CN107460314A (en) * | 2016-06-02 | 2017-12-12 | 中核第四研究设计工程有限公司 | Packed moving bed ion exchange eluting column |
-
2018
- 2018-10-16 CN CN201811199619.4A patent/CN109371236B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1120208A (en) * | 1964-07-30 | 1968-07-17 | Japan Atomic Energy Res Inst | A method for enriching uranium isotopes by means of ion exchange |
| JPS54103995A (en) * | 1978-02-03 | 1979-08-15 | Asahi Chem Ind Co Ltd | Separation of isotope under original condition |
| CN102247899A (en) * | 2011-07-21 | 2011-11-23 | 南华大学 | Ion exchange resin cleaning tower for uranium hydrometallurgy fixed bed |
| CN104404253A (en) * | 2014-11-18 | 2015-03-11 | 南华大学 | Uranium hydrometallurgy ion exchange tower with filtration equipment comprising multilayer stand pipes |
| CN104831092A (en) * | 2015-05-13 | 2015-08-12 | 中核通辽铀业有限责任公司 | Distributed in-situ leaching uranium mining resin transferring method and device |
| CN205774727U (en) * | 2016-06-02 | 2016-12-07 | 中核第四研究设计工程有限公司 | A kind of movable fixed-bed eluting column |
| CN107460314A (en) * | 2016-06-02 | 2017-12-12 | 中核第四研究设计工程有限公司 | Packed moving bed ion exchange eluting column |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117654108A (en) * | 2023-11-24 | 2024-03-08 | 南华大学 | Device and method for diverting leaching liquid in adsorption tower |
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| Publication number | Publication date |
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| CN109371236B (en) | 2020-04-10 |
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