CN217059466U - A automatic sampling device of water sample for adopting uranium technology - Google Patents
A automatic sampling device of water sample for adopting uranium technology Download PDFInfo
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- CN217059466U CN217059466U CN202123440012.0U CN202123440012U CN217059466U CN 217059466 U CN217059466 U CN 217059466U CN 202123440012 U CN202123440012 U CN 202123440012U CN 217059466 U CN217059466 U CN 217059466U
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Abstract
The utility model belongs to the technical field of the online automatic sampling of water sample among the uranium mining technology, concretely relates to automatic sampling device of water sample for uranium mining technology. Including sample pond, gas filtration jar, the sample pond has the pipeline and comes water inlet pipe mouth, appearance water and goes out appearance pipe, gas outlet duct, and appearance water goes out appearance pipe front portion and has connect the filter, and gas outlet duct rear portion has connect the gas filtration jar. The gas filtering tank is filled with active carbon. The accessible measuring pond is automatic to carry out aqueous vapor separation in confined space, takes the splash of pressure water sample when avoiding artifical sample.
Description
Technical Field
The utility model belongs to the technical field of the online automatic sampling of water sample among the uranium mining technology, concretely relates to automatic sampling device of water sample for uranium mining technology.
Background
Currently, O is added to ground water of bicarbonate type 2 A process for extracting uranium by in-situ leaching method for extracting uranium ore layer from bicarbonate-type aquifer includes such steps as mixing oxygen with leaching liquid, injecting it underground, oxidizing and leaching uranium to obtain ore containing [ UO ] 2 (CO 3 ) 3 ] 4- Or [ UO 2 (CO 3 ) 2 ] 2- Extracting the leachate of the complex anions from the ground surface, and sending the leachate to a hydrometallurgy process for treatment; when HCO is present in the underground water of the deposit 3 - When the content is within the range of 1.0-3.0 g/L and the pH value is 6.2-8.9, injecting oxygen; in the early stage of leaching, the oxygen injection concentration is 400mg/L, and when the residual oxygen concentration in the leaching solution is 10mg/L, the oxygen injection concentration is reduced to 200 mg/L; when the leaching rate reaches 60-70%, reducing the oxygen injection concentration to 50-150 mg/L, and stopping adding oxygen until the leaching is finished; as the leaching reaction proceeds, if the underground water solution is HCO 3 - The content is lower than 1.0g/L, the injection pressure is adjusted to be within the range of 0.5-0.7 MPa, and CO is supplemented 2 Maintaining HCO of its groundwater solution 3 - The content is in the range of 1.0-3.0 g/L.
In the uranium mining technology, the pipeline needs to be sampled regularly for analysis and assay, but on one hand, a large amount of pressurized gas is doped in a water sample, on the other hand, the uranium element generates gaseous substances such as radon gas and the like in the decay process, and protection and complex operation need to be done during manual sampling.
Disclosure of Invention
An object of the utility model is to provide an automatic sampling device of water sample for adopting uranium technology. The technical problem to be solved is that when a uranium mining process pipeline is used for sampling, a large amount of pressurized gas is doped in a water sample, the gas has certain harmfulness, and the problems of protection and complex operation need to be made when manual sampling is carried out are caused.
In order to achieve the above purpose, the utility model adopts the technical proposal that:
the utility model provides an automatic sampling device of water sample for adopting uranium technology, includes sample pond, gas filtration jar, and the sample pond has pipeline water inlet pipe mouth, appearance water appearance pipe, gas outlet duct, and appearance water appearance pipe front portion has connect the filter, and gas outlet duct rear portion has connect the gas filtration jar.
The gas filtering tank is filled with active carbon.
The pipe water inlet pipe mouth is arranged at the upper part of the sampling pool.
The filter is arranged in the sampling pool.
The gas filtering tank is provided with a valve.
And a manual sampling switch is arranged on the sampling pool.
The sample water outlet pipe is connected with a water quality analysis instrument.
The utility model discloses the beneficial effect who gains does:
1. the utility model can automatically separate water and gas in a sealed space through the measuring tank for a water sample containing a large amount of pressurized gas, thereby avoiding the splashing of the pressurized water sample during manual sampling;
2. the utility model has the functions of pressure relief, overflow and filtration, and can continuously and automatically provide sample water to be measured for the online water quality monitoring instrument;
3. the utility model discloses from taking gas filtration jar, material such as interior attached active carbon can adsorb harmful gas such as radon gas in the aqueous vapor separation back gas, and gas such as radon gas is to the injury of sampling personnel when avoiding the manual sampling.
Drawings
Fig. 1 is a water sample automatic sampling device for uranium mining technology.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The utility model discloses an automatic sampling device of water sample for uranium mining technology, including sample pond, gas filtration jar, the sample pond have the pipeline and come water inlet pipe mouth, filter back appearance water and go out appearance pipe, gas outlet duct, the gas filtration jar in have adsorptive material such as active carbon.
In the uranium mining process, harmful gaseous substances such as radon gas and the like can be generated in the decay process of uranium elements, protection and complex operation need to be carried out during manual sampling, and the device can automatically lead CO contained in the uranium mining process 2 Gas such as radon gas, the water sample gas-water separation of gas, moreover, the gas that the sample produced is not direct and personnel contact, but gets into the gas filtration jar and absorbs ageing treatment, discharges after waiting to accord with the standard, and the device can not only provide the sample water behind the steam separation for the water sample on-line monitoring instrument of uranium mining technology is automatic in real time, has reserved manual sample interface moreover, has good use value and technological advantage.
The utility model provides an automatic sampling device of water sample for uranium mining technology, includes sample pond, gas filtration jar, the sample pond have pipeline water inlet pipe mouth, filter back appearance water and go out appearance pipe, gas outlet pipe, the gas filtration jar in have adsorptive substance such as active carbon.
The pipeline water inlet pipe mouth is arranged at the upper part, so that the problems that a large amount of gas enters below the liquid level and the liquid level stability is poor due to the fact that the water inlet pipe mouth is arranged at the lower part are avoided;
the front part of the sample water outlet pipe is connected with a filter, so that the sample water which is automatically sampled is prevented from containing solid particle impurities to block a pipeline;
the gas outlet pipe rear portion connect and have the gas filtration jar, the gas filtration jar in have adsorbability material such as active carbon, can adsorb harmful gas such as radon gas and place ageing treatment, wait to discharge after the standard is accorded with.
The utility model provides an automatic sampling device of water sample for uranium mining technology, includes sample pond, gas filtration jar, the sample pond have pipeline water inlet pipe mouth, filter back appearance water and go out appearance pipe, gas outlet pipe, the gas filtration jar in have adsorptive substance such as active carbon.
And, the pipeline water inlet pipe mouth of pipe come on upper portion, avoid the water inlet pipe mouth of pipe to cause the problem that a large amount of gas gets into below the liquid level, liquid level poor stability in the lower part, the appearance water of appearance pipe front portion of appearance has connect the filter, the appearance water of avoiding automatic sampling contains solid particle impurity and blocks up the pipeline, gas outlet duct rear portion connect the gas filtration jar, the gas filtration jar in have adsorbability material such as active carbon, can adsorb harmful gas such as radon gas and place ageing treatment, wait to accord with standard back emission.
As shown in figure 1, an automatic sampling device of water sample for uranium mining technology, including sample cell, gas filtration jar, the sample cell have pipeline water inlet pipe mouth, filter back appearance water play appearance pipe, gas outlet duct, the gas filtration jar in have adsorptive substance such as active carbon.
In the embodiment, the pipeline water inlet pipe mouth is arranged at the upper part, so that the problems that a large amount of gas enters the position below the liquid level and the liquid level stability is poor due to the fact that the water inlet pipe mouth is arranged at the lower part are avoided;
in this embodiment, the filter is connected to the front part of the sample water outlet pipe, so as to prevent the sample water which is automatically sampled from containing solid particle impurities to block the pipeline;
in this embodiment, gas outlet pipe rear portion connect the gas filter jar, the gas filter jar in have adsorbability matters such as active carbon, can adsorb harmful gas such as radon gas and place ageing treatment, discharge after waiting to accord with the standard.
In particular, adding O to ground water of the bicarbonate type 2 A process for extracting uranium by in-situ leaching method for extracting uranium ore layer from bicarbonate-type aquifer includes such steps as mixing oxygen with leaching liquid, injecting it underground, oxidizing and leaching uranium to obtain uranium ore containing [ UO2(CO3)3]4-or [ UO2(CO3)2]2-anion-complex leachate, then pumping out the earth surface, delivering to a hydrometallurgy process for treatment, leading out a pipeline from the leachate pipeline to a pipeline water inlet pipe orifice of a sampling pool, wherein the pipeline is provided with a manual or/and electromagnetic switch, gas in the leachate flows to a gas filter tank through a gas outlet pipe of the sampling pool, after treatment adsorption and standard satisfaction, a valve of the gas filter tank is opened for discharge, sample water in the leachate is gathered at the bottom of the sampling pool, and after the liquid level exceeds an overflow port, redundant sample water flows to a recovery liquid path through the overflow port and enters the hydrometallurgy process again for treatment, so that waste is avoided. In the sample pool, the area where the filter is positioned is liquid, and the sample water outlet pipe in the sample pool can be used for other water quality online analysis and monitoringThe instrument provides clean sample water to be tested, after overflowing and flushing for several minutes, if the sample reaches the required sample amount, the switch of the sample introduction pipeline can be closed, and the sampling process is finished. If manual sampling is needed, the manual sampling switch can be turned on to sample under the condition of well protecting.
It is obvious that the above preferred embodiments are only examples for clearly illustrating the present invention, and are not limitations of the embodiments. Other variants will be obvious to those skilled in the art on the basis of the above description, and obvious variations will be apparent from the following claims.
Claims (7)
1. The utility model provides an automatic sampling device of water sample for adopting uranium technology which characterized in that: the sampling tank is provided with a pipeline water inlet pipe orifice, a sample water outlet pipe and a gas outlet pipe, the front part of the sample water outlet pipe is connected with a filter, and the rear part of the gas outlet pipe is connected with the gas filtering tank.
2. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: the gas filtering tank is filled with active carbon.
3. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: the pipe water inlet pipe mouth is arranged at the upper part of the sampling pool.
4. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: the filter is arranged in the sampling pool.
5. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: the gas filtering tank is provided with a valve.
6. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: and a manual sampling switch is arranged on the sampling pool.
7. An automatic water sample sampling device for a uranium mining process according to claim 1, wherein: the sample water outlet pipe is connected with a water quality analysis instrument.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123440012.0U CN217059466U (en) | 2021-12-31 | 2021-12-31 | A automatic sampling device of water sample for adopting uranium technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123440012.0U CN217059466U (en) | 2021-12-31 | 2021-12-31 | A automatic sampling device of water sample for adopting uranium technology |
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| Publication Number | Publication Date |
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| CN217059466U true CN217059466U (en) | 2022-07-26 |
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| CN202123440012.0U Active CN217059466U (en) | 2021-12-31 | 2021-12-31 | A automatic sampling device of water sample for adopting uranium technology |
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2021
- 2021-12-31 CN CN202123440012.0U patent/CN217059466U/en active Active
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