CN112505264B - A sea trial test device for uranium is carried to sea water - Google Patents
A sea trial test device for uranium is carried to sea water Download PDFInfo
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- CN112505264B CN112505264B CN202110169879.2A CN202110169879A CN112505264B CN 112505264 B CN112505264 B CN 112505264B CN 202110169879 A CN202110169879 A CN 202110169879A CN 112505264 B CN112505264 B CN 112505264B
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- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
Abstract
The invention discloses a sea trial test device for extracting uranium from seawater, which comprises an offshore floating platform and a uranium extracting device suspended on the bottom surface of the offshore floating platform, wherein a plurality of main ropes are distributed around the offshore floating platform, a floating ball is arranged on each main rope at intervals of a fixed distance, the end parts of the main ropes are connected with anchors, and the uranium extracting device is suspended on the offshore floating platform or the main ropes through suspension ropes; the uranium extraction device is of a vertical composite structure, and different types of seawater uranium extraction materials can be filled in the uranium extraction device to complete a seawater uranium extraction sea test. The device solves the problem that the uranium extraction process of the seawater uranium extraction material is deficient in the real marine environment. The device has the advantages of simple assembly, convenient operation, modularization and convenient movement, can effectively protect the uranium extraction material from carrying out the sea trial test, can conveniently carry out modularization amplification, and has important value for the sea trial technical research of extracting uranium from seawater and the development of the sea trial test.
Description
Technical Field
The invention belongs to the technical field of uranium extraction from seawater, and particularly relates to a sea trial test device for uranium extraction from seawater.
Background
Research on uranium extraction from seawater has obtained a lot of important breakthroughs, the adsorption capacity of real seawater under laboratory conditions has reached a very high level, however, uranium extraction from seawater as an application technology can only be really used for the people if efficient uranium extraction under a real marine environment is realized and the feasibility of engineering amplification and economic rationality is met. Therefore, the biggest problem faced by the current stage of uranium extraction from seawater is how to develop the uranium extraction material with excellent performance screened in a laboratory into the uranium extraction material from seawater which can adapt to the marine environment, realize the technical process of amplification and continuity on the engineering of uranium extraction from seawater sea, reduce the cost of uranium extraction from seawater and improve the economic performance of the uranium extraction material from seawater.
Disclosure of Invention
In view of this, the invention aims to provide a sea trial test device for extracting uranium from seawater, which is simple to assemble, convenient to operate, modularized and movable.
In order to achieve the purpose, the technical scheme adopted by the invention is as follows:
a sea trial test device for extracting uranium from seawater is characterized by comprising a sea floating platform and a uranium extracting device suspended on the bottom surface of the sea floating platform, wherein a plurality of main ropes are distributed around the sea floating platform, floating balls are arranged on the main ropes at intervals of a fixed distance, the end parts of the main ropes are connected with anchors, and the uranium extracting device is suspended on the sea floating platform or the main ropes through suspension ropes; carry the uranium device and be vertical composite construction, should carry the uranium device and arrange from last to parallel placement's division board down by the polylith and form, each division board couples together adjacent division board outer edge through the mesh to per two adjacent division boards and connect in net between the adjacent division board encloses into puts in the frame, put in the frame and put in the frame including the counter weight that is located the bottom and be located the uranium material that carries of non-bottom, carry the uranium material and put in the frame and be used for holding the bag that permeates water that is equipped with and carries the uranium material, the division board is opened there are a plurality of apertures.
Further, the uranium extracting material putting frame is multilayer.
Furthermore, the mesh size of the mesh of each layer of uranium extracting material throwing frame is different from the mesh size of the mesh of the other layers of uranium extracting material throwing frames.
Further, the net of the uranium extracting material throwing frame is a nylon net.
Furthermore, the uranium extraction material putting frame is three layers, and the mesh size of the mesh of each layer of uranium extraction material putting frame is 100 microns, 10 microns and 5 microns respectively. Carry uranium material and put in the frame and not only be limited to the three-layer, can increase and decrease according to actual demand, carry the grid size of the mesh that uranium material put in the frame corresponding position can be according to the appearance and the experimental demand of carrying uranium material to adjusting the selection.
Furthermore, the offshore floating platform is formed by splicing independent floating barrels through screws and bolts.
The isolation plate is made of plastic, and the aperture of the small hole in the isolation plate is about 5 cm.
The invention adopts the offshore floating platform as the center, connects a plurality of main ropes in an externally divergent manner, connects the floating ball, and is fixed at the tail end by the anchor.
The sea trial test device for extracting uranium from seawater has the advantages of being simple in assembly, convenient to operate, modularized and convenient to move, can effectively protect uranium extracting materials to carry out sea trial test, can carry out modularized amplification very conveniently, has important value for sea trial technology research and sea trial test development of uranium extracting from seawater, and solves the problem that the uranium extracting operation process of the uranium extracting materials in a real marine environment is short.
Drawings
FIG. 1 is a schematic structural diagram of a sea trial test device for extracting uranium from seawater according to the present invention;
FIG. 2 is a schematic structural diagram of a uranium extracting device in embodiment 1;
FIG. 3 is a schematic view of the structure of the spacer according to embodiment 1;
in the figure, 1 is an offshore floating platform 2, a main rope 3, a floating ball 4, an anchor 5, a uranium extracting device 5-1, a suspension rope 5-2, an isolation plate 5-3, a uranium extracting material throwing frame 5-4 and a counterweight throwing frame.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and examples.
The invention will be described by way of example and with reference to the accompanying drawings, in which all features disclosed in this specification, or all steps of any method or process so disclosed, may be combined in any combination, except combinations of features and/or steps which are mutually exclusive.
Any feature disclosed in this specification may be replaced by alternative features serving equivalent or similar purposes, unless expressly stated otherwise. That is, unless expressly stated otherwise, each feature is only an example of a generic series of equivalent or similar features.
As shown in fig. 1-2, a sea trial test device for extracting uranium from seawater comprises an offshore floating platform 1 and a uranium extracting device 5 suspended on the bottom surface of the offshore floating platform 1, wherein a plurality of main ropes 2 are arranged around the offshore floating platform 1, a floating ball 3 is arranged on each main rope 2 at intervals of a fixed distance, the end parts of the main ropes 2 are connected with anchors 4, and the uranium extracting device 5 is suspended on the offshore floating platform 1 (such as a central position) or the main ropes 2 through suspension ropes 5-1. As shown in fig. 2, carry uranium device 5 and be vertical composite construction, should carry uranium device 5 and arrange from last 5-2 of parallel placement's division board down by the polylith and form, each division board couples together adjacent division board outer edge through the mesh to per two adjacent division boards and connect in mesh between the adjacent division board encloses to enclose puts in the frame, put in the frame and put in frame 5-4 and be located the non-bottom and carry uranium material and put in frame 5-3 including the counter weight that is located the bottom, carry uranium material and put in the frame and be used for holding the bag that permeates water that is equipped with and carry uranium material, carry uranium material according to the sea water and can place one kind or multiple and put in carrying uranium material and put in the frame, the bottom counter weight puts in the frame and is used for placing the balancing weight, ensures that the uranium device can sink to the sea water of appointed degree of depth.
Further, as shown in fig. 3, division of 5-2 division of division board has a plurality of apertures, can provide abundant protection and space support for the adsorption process of carrying the uranium material, can ensure the permeability of whole uranium extraction device again, prevents that local buoyancy is too big to lead to carrying the uranium extraction device can not sink to appointed sea water degree of depth.
The invention provides a device for a sea trial test of a sea water uranium extraction material in a real marine environment, which is reasonable in design and ingenious in conception, and aims to solve the problems that the concentration of uranium is low, the handling capacity is large and the uranium extraction period is long in the process of extracting uranium from sea water.
Further, for improving the extraction efficiency of seawater uranium, design it puts in frame 5-3 for the multilayer to carry the uranium material, can carry the uranium material to put in the frame according to actual need at each layer and place and carry the uranium material.
In order to further improve the uranium extraction efficiency, multiple layers of uranium extraction material putting frames can be assembled in the device according to the actual scene requirements of uranium extraction from seawater, and different types of uranium extraction materials are placed in different layers of the uranium extraction material putting frames, so that the device can avoid the accumulation of the uranium extraction materials while carrying out a sea trial test on various different uranium extraction materials at one time, and further ensure the efficiency of the sea trial test. Specifically, the uranium extracting material throwing frame is designed into a multi-grouping grid, namely the mesh size of the mesh of each layer of uranium extracting material throwing frame 5-2 is different from the mesh size of the mesh of other layers of uranium extracting material throwing frames. According to the practical conditions of marine environment and seawater quality in a specific uranium extraction scene, the mesh size of the mesh of each layer of uranium extraction material putting frame is designed according to the filtering matters such as microorganisms or impurities required to be filtered by the uranium extraction material putting frame, so that when the uranium extraction device is used for carrying out marine test on various different uranium extraction materials, the uranium extraction efficiency of the device is prevented from being influenced by adsorption of microorganisms and impurities on each layer of uranium extraction material, and the adsorption environment of the uranium extraction material is prevented from being influenced by adverse factors.
The uranium extraction device adopts the grid design, each grid can ensure the safety of the uranium extraction material under the seawater impact condition, and can provide a stretched environment for the uranium extraction material to ensure the uranium extraction material to be fully contacted with seawater, so that the adsorption efficiency is improved.
Further, the net of the uranium extracting material throwing frame 5-3 is a nylon net.
Further, the uranium extraction material putting frame 5-3 is three layers, and the mesh size of the mesh of each layer of uranium extraction material putting frame is 100 microns, 10 microns and 0.5 micron respectively. Of course, it is not limited to the three-layer to carry the uranium material and puts in the frame, can increase and decrease according to actual demand, and the net size of carrying the mesh that the uranium material put in the frame corresponding position also can be according to the appearance and the experimental demand of carrying the uranium material to adjusting the selection.
Further, offshore floating platform 1 pass through the screw by independent flotation pontoon and bolt concatenation is constituteed, but it has modularization and mobilizable characteristic, this device can splice into arbitrary shape according to demand and place environment, can supply the operation personnel to carry out the operation on the raft, guarantee operation personnel's safety. When the marine climate changes, the marine floating platform and the equipment connected with the marine floating platform can be dragged to a safe place by a ship in advance to be placed, so that the loss of the climate change to the test is prevented.
The isolation plate is made of plastic, and the aperture of the small hole in the isolation plate is about 5 cm.
The uranium extraction device in the device for the sea trial test of extracting uranium from seawater adopts a grid design, and the grids are separated by a permeable partition plate, so that the uranium extraction material can be effectively protected under the impact of sea waves, the accumulation of the uranium extraction material is prevented, and the effective adsorption range of the uranium extraction material is enlarged.
The device for the sea trial test of the uranium extraction from the seawater can be expanded in a modularized mode according to the actual demand of the uranium extraction amount, namely, the uranium extraction devices are arranged into a plurality of groups, each group of uranium extraction devices are suspended on the same offshore platform or each main rope of the offshore platform, and meanwhile, the balance of the whole sea trial test device for the uranium extraction from the seawater is kept. In addition, the device has the advantage of convenient movement, and if extreme marine climates such as typhoon and the like are met in the sea test process, the device for the sea test of extracting uranium from seawater can be very conveniently and timely dragged to a safe place by a ship for storage, so that great loss to the test is prevented.
Example 1
As shown in fig. 2 to 3, in this embodiment, the uranium extracting device 5 includes three layers of uranium extracting material throwing frames 5 to 3 and a bottom layer counterweight throwing frame 5 to 4, wherein the mesh at the corresponding position of each layer of uranium extracting material throwing frame is a nylon mesh, and the mesh size of each layer of nylon mesh is 100 μm, 10 μm, and 0.5 μm respectively. Wherein the nylon net with the aperture of 100 mu m is used for filtering and preventing larger organisms and pollutants in the seawater, the nylon net with the aperture of 10 mu m is used for further filtering fine particles and partial microorganisms in the seawater, and the nylon net with the aperture of 0.5 mu m is used for filtering more than 95 percent of marine microorganisms, thereby better preventing the biological fouling of the uranium extraction material by the marine microorganisms.
The implementation process of this embodiment is specifically as follows:
a. loading the poly-guanidino fiber uranium extraction material into a nylon permeable bag with a 60-mesh aperture;
b. putting the nylon permeable bag filled with the poly-guanidyl fiber uranium extraction material into a uranium extraction material putting frame 5-3;
c. 5Kg of balance weight is put into the balance weight putting frame 5-4 to ensure that the uranium extracting device 5 sinks into the seawater with the appointed depth, which is 10 meters in the embodiment;
d. and (3) connecting the assembled poly-guanidyl fiber uranium extraction material and the balance weight uranium extraction device 5 with the central position of the offshore floating platform 1 through a suspension rope 5-1, controlling the length of the suspension rope to put the uranium extraction device into the seawater at the specified depth, and completely soaking the uranium extraction material in the seawater for adsorption for 35 days.
The adsorption capacity of the polyguanyl fiber uranium extraction material in a nylon net with a pore diameter of 100 mu m is 2.46 mg/g, the adsorption capacity in a nylon net with a pore diameter of 10 mu m is 3.56 mg/g, and the adsorption capacity in a nylon net with a pore diameter of 0.5 mu m is 3.63 mg/g. And the uranium extracting device is not lost, and the structure of the uranium extracting material is kept intact. In the prior art, for the same material, the same sea area and the same implementation period, the adsorption capacity of the common uranium extraction device is only 1.14 mg/g, the uranium extraction device is lost, and the uranium extraction material has a certain degree of fouling. Therefore, the device for the sea trial test of uranium extraction from seawater can protect the uranium extraction material in the long-period sea trial test, the multilayer grid structure can provide a more extended adsorption space for the uranium extraction material, nylon nets with different apertures can effectively inhibit fouling of microorganisms, silt and the like in the sea on the uranium extraction material, and the adsorption capacity and the sea trial service life of the uranium extraction material are improved. Therefore, the method can effectively solve the technical problem of sea trial test on the material for extracting uranium from seawater, and promote the development and application of research on extracting uranium from seawater. The above-mentioned example is only one of the preferred embodiments of the present invention, and is not limited to the above-mentioned specific embodiments. The invention extends to any novel feature or any novel combination of features disclosed in this specification and any novel method or process steps or any novel combination of features disclosed.
Claims (4)
1. A sea trial test device for extracting uranium from seawater is characterized by comprising an offshore floating platform (1) and a uranium extracting device (5) suspended on the bottom surface of the offshore floating platform (1), wherein a plurality of main ropes (2) are distributed around the offshore floating platform (1), floating balls (3) are arranged on the main ropes (2) at intervals of a fixed distance, the end parts of the main ropes (2) are connected with anchors (4), and the uranium extracting device (5) is suspended on the offshore floating platform (1) or the main ropes (2) through suspension ropes (5-1); the uranium extracting device (5) is of a vertical composite structure, the uranium extracting device (5) is formed by arranging a plurality of isolation plates (5-2) which are arranged in parallel from top to bottom, the isolation plates connect the outer edges of the adjacent isolation plates through meshes, so that every two adjacent isolation plates and the meshes connected between the adjacent isolation plates form a putting frame in a surrounding mode, the putting frame comprises a counterweight putting frame (5-4) positioned at the bottom layer and a uranium extracting material putting frame (5-3) positioned at the non-bottom layer, the uranium extracting material putting frame is used for containing a water permeable bag filled with uranium extracting materials, and the isolation plates (5-2) are provided with a plurality of small holes; the uranium extraction material putting frame (5-3) is three layers, and the mesh size of the mesh of each layer of uranium extraction material putting frame is 100 microns, 10 microns and 5 microns respectively.
2. Sea trial apparatus for uranium extraction from sea water according to claim 1, wherein the net of the uranium extraction material throwing frame (5-3) is nylon net.
3. The sea trial test device for extracting uranium from seawater according to claim 1, wherein the offshore floating platform (1) is formed by splicing independent buoys through screws and bolts.
4. The sea trial apparatus for extracting uranium from seawater according to claim 1, wherein the isolation plate (5-2) is made of plastic, and the aperture of the small hole on the isolation plate is about 5 cm.
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