CN107741350B - Tritium purification appearance in water - Google Patents
Tritium purification appearance in water Download PDFInfo
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- CN107741350B CN107741350B CN201711239351.8A CN201711239351A CN107741350B CN 107741350 B CN107741350 B CN 107741350B CN 201711239351 A CN201711239351 A CN 201711239351A CN 107741350 B CN107741350 B CN 107741350B
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- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 title claims abstract description 27
- 229910052722 tritium Inorganic materials 0.000 title claims abstract description 27
- 238000000746 purification Methods 0.000 title claims abstract description 25
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims description 37
- 238000009833 condensation Methods 0.000 claims abstract description 68
- 230000005494 condensation Effects 0.000 claims abstract description 68
- 238000011084 recovery Methods 0.000 claims abstract description 51
- 238000004821 distillation Methods 0.000 claims abstract description 49
- 238000005303 weighing Methods 0.000 claims abstract description 33
- 238000001816 cooling Methods 0.000 claims abstract description 29
- 238000010438 heat treatment Methods 0.000 claims abstract description 27
- 239000007788 liquid Substances 0.000 claims description 149
- 238000005086 pumping Methods 0.000 claims description 16
- 239000000523 sample Substances 0.000 claims description 14
- 239000013307 optical fiber Substances 0.000 claims description 10
- 238000007789 sealing Methods 0.000 claims description 9
- 230000005611 electricity Effects 0.000 claims description 5
- -1 polytetrafluoroethylene Polymers 0.000 claims description 5
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 5
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 5
- 241001411320 Eriogonum inflatum Species 0.000 claims description 4
- 238000011049 filling Methods 0.000 claims description 4
- 230000000007 visual effect Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000006378 damage Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 6
- 239000000835 fiber Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- WYTGDNHDOZPMIW-RCBQFDQVSA-N alstonine Natural products C1=CC2=C3C=CC=CC3=NC2=C2N1C[C@H]1[C@H](C)OC=C(C(=O)OC)[C@H]1C2 WYTGDNHDOZPMIW-RCBQFDQVSA-N 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 238000010292 electrical insulation Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000002207 thermal evaporation Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/34—Purifying; Cleaning
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
Abstract
The invention discloses an aquatic tritium purifying instrument, which relates to the technical field of aquatic tritium purification and comprises a shell, a distillation bottle, a condensation bottle, a collecting bottle, a weighing device, a cooling system, a heating device and a control device, wherein the heating device is arranged at the upper end of the shell, the distillation bottle is matched with the heating device, the condensation bottle is connected with the distillation bottle, the aquatic tritium purifying instrument further comprises an electric conductivity electrode, an electrode box, an electromagnetic valve and a recovery device, the condensation bottle is connected with the shell through a bottle support, the electrode box is connected with the shell, the electromagnetic valve is connected with the shell through the electromagnetic valve box, the electromagnetic valve is a two-position three-way valve, the weighing device is arranged at the lower end of the collecting bottle, the cooling system is connected with the condensation bottle, the control device is arranged at the front end of the shell, and the control device is respectively electrically connected with the heating device, the cooling system, the electric conductivity electrode, the electromagnetic valve and the weighing device, so that the automation of aquatic tritium sample purification is realized, the treatment period of each sample is shortened, and the harm to human body is prevented.
Description
Technical Field
The invention relates to the technical field of purification of tritium in water, in particular to a tritium purifier in water.
Background
Tritium is both a natural radionuclide and an artificial radionuclide. The artificial tritium in the environment mainly comes from nuclear explosion and nuclear reactor operation, is a main source of tritium on the earth currently, tritium is a low-energy pure beta radionuclide, the maximum energy of rays is 18.6keV, once the artificial tritium enters the human body, the artificial tritium can cause internal irradiation hazard to human tissues and organs due to the longer half-life period and higher isotope exchange law and oxidation rate, and therefore, the release of the artificial tritium in the environment is required to be managed and controlled. However, the purification of tritium in the laboratory is performed manually, and the method has the advantages of complex operation, poor stability, low precision, low efficiency and secondary pollution to the environment.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides the tritium purification instrument in water, which realizes the automation of tritium sample purification in water, shortens the treatment period of each sample, can rapidly treat the sample, has no tritium diffusion in the sample purification process, avoids secondary environmental pollution, is isolated from the surrounding environment in the purification process, avoids the pollution of impurities in the air to the sample, and has high precision.
The technical scheme for solving the technical problems is as follows:
The utility model provides an aquatic tritium purification appearance, includes casing, distillation flask, condensation bottle, collecting bottle, weighing device, cooling system, heating device, controlling means, heating device locates the upper end of casing, distillation flask and heating device cooperation, the condensation bottle is connected with the distillation flask, still includes conductivity electrode, electrode box, solenoid valve, recovery unit, the condensation bottle passes through the bottle support and is connected with the casing, the electrode box is connected with the casing, the upper end of electrode box is equipped with electrode liquid outlet and electrode fixed orifices, and the lower extreme is equipped with the electrode inlet, the conductivity electrode passes through electrode fixed orifices and electrode box sealing connection, the electrode inlet is connected with the condensation bottle, the solenoid valve is connected with the casing through the solenoid valve box, and the solenoid valve is two-position three-way valve, and the upper end of solenoid valve is equipped with solenoid valve liquid outlet first, solenoid valve liquid outlet second, solenoid valve liquid inlet and electrode liquid outlet connection, the collecting bottle and solenoid valve liquid outlet second connection, recovery unit and solenoid valve liquid outlet first connection, the lower extreme that the weighing device locates the collection, cooling system locates the cooling system, the cooling device, the control device.
One side of the shell is provided with an alarm device which is connected with a control device and is an audible and visual alarm.
The electrode box is made of nylon or polytetrafluoroethylene.
One side of controlling means is equipped with the liquid room that connects, weighing device locates on the inner wall lower terminal surface of liquid room, weighing device includes solid fixed ring, tray, pressure sensor, weighing plate, the quantity of retort, heating device, condensation bottle, conductivity electrode, electrode box, solenoid valve, collecting bottle, tray is a plurality of, and quantity is corresponding, the tray is located on the weighing plate, pressure sensor locates the lower extreme of tray, gu fixed ring locates the outside of tray and is connected with the weighing plate, the collecting bottle is located on the tray, one side of every heating device all is equipped with temperature sensor.
The bottle support comprises a fixed ring, a fixed shaft, a rotating block and a spring, one end of the fixed shaft is connected with the rotating block, the other end of the fixed shaft is in threaded fit with the fixed ring, the spring is arranged between the fixed ring and the rotating block, and the fixed ring is matched with the condensation bottle.
The electromagnetic valve box is arranged on the upper side in the liquid receiving chamber and comprises a box cover, a box body and valve supports, the valve supports are arranged in the box body, the valve supports are multiple in number, an interval is arranged between the valve supports, a first electromagnetic valve liquid outlet and a second electromagnetic valve liquid outlet are arranged in the interval, a fixing hole is formed in the rear side of the box body, a fixing bolt is arranged on the fixing hole, the box cover is matched with the box body, a liquid inlet groove is formed in the box cover, and the electromagnetic valve liquid inlet is formed in the liquid inlet groove.
The distillation flask is a long-necked distillation flask, a liquid adding port I and a vapor outlet I are arranged on the long-necked distillation flask, a bottle stopper is arranged on the liquid adding port I, the condensation flask is a double-layer condensation flask, a vacuum layer is arranged on the wall of the double-layer condensation flask, a cooling pipe is arranged in the flask, a vapor inlet I is arranged at the upper end of the double-layer condensation flask, a liquid outlet I, a water inlet I and a water outlet I are arranged at the lower end of the double-layer condensation flask, the upper end of the cooling pipe is connected with the vapor inlet I, the lower end of the cooling pipe is connected with the liquid outlet I, the vapor inlet I is connected with the vapor outlet I, the water inlet I and the water outlet I are connected with a cooling system, a fixing plate is arranged at one side of the double-layer condensation flask, the upper side inner wall of casing is located to the fixed plate, and the fixed plate passes through bottle leg joint with double-deck condensation bottle, the upper end of receiving the liquid room is equipped with preceding baffle, one side of preceding baffle is equipped with the backplate, the electrode box passes through semicircle clamp and is connected with the backplate, electrode inlet and liquid outlet are connected, the lower extreme of electrode box is equipped with the electromagnetic valve box, the electromagnetic valve box passes through fixing bolt and is connected with the backplate, recovery unit includes recovery tube, recovery bottle, one side of weighing device is located to the recovery bottle, the upper end and the electromagnetic valve liquid outlet of recovery tube are connected, and the recovery bottle is located to the lower extreme.
The upper end of recovery unit is equipped with back-pumping device, back-pumping device includes back-pumping pipe, pump, the inner wall upper end of receiving liquid room is located to the pump, and the pump is respectively with liquid filling port one, back-pumping pipe's upper end sealing connection, the bottom in the recovery bottle is located to the lower extreme of back-pumping pipe, recovery bottle and collecting bottle interval set up, be equipped with optical fiber sensor on receiving liquid room's the rear side inner wall, optical fiber sensor sets up in the interval department of two collecting bottles, and optical fiber sensor's probe just is to the upside of retrieving bottle wall, optical fiber sensor, pump are connected with controlling means electricity respectively.
The utility model provides a distillation flask, it is the two-port distillation flask to write down, two mouthfuls on the two-port distillation flask are respectively for go out vapour port two, liquid filling port two, the condensation bottle is snakelike condensation bottle, snakelike condensation bottle's lower extreme is equipped with inlet two, and the upside of body is equipped with water inlet two, liquid outlet two, go out vapour port two and inlet two sealed intercommunication, water inlet two, water outlet two are connected with cooling system respectively, the upper end of casing is equipped with fixed support plate, bottle support and electrode box locate fixed support plate's same side, bottle support and snakelike condenser tube are connected, and the electrode box passes through semicircle clamp and is connected with fixed support plate and the downside that the electrode box was located bottle support, liquid outlet two is connected with the electrode inlet, the opposite side of fixed support plate is located through the electromagnetic valve box to the electrode liquid outlet, and the electromagnetic valve inlet is connected, recovery unit includes recovery pipe, the upper end and the electromagnetic valve of recovery pipe are connected with liquid inlet two.
The invention has the beneficial effects that:
1. According to the invention, automation of tritium sample purification in water is realized by arranging the control device, time is saved compared with manual purification, the treatment period of each sample is shortened, the samples can be rapidly treated, pipelines are communicated in a sealing way in the sample purification process, no tritium is diffused, secondary environmental pollution is avoided, injury to human bodies is prevented, meanwhile, the purification process is isolated from the surrounding environment, pollution of impurities in the air to the samples is avoided, and the purification precision is improved.
2. The invention is provided with the alarm device, the weighing device and the control device, the weight of the liquid in the collecting bottle can be detected in real time through the weighing device, and information is transmitted to the control device, when the weight of the liquid reaches the required weight of the liquid, the control device can control the alarm device to carry out acousto-optic reminding and stop heating, so that the observation of an operator on the distillation process at any time is omitted, the overflow of distilled liquid from the collecting bottle is prevented, and the use of the instrument is simpler and more convenient.
3. The invention is provided with a plurality of heating devices, and the distillation flask, the condensation flask and the recovery flask corresponding to the heating devices can simultaneously process a plurality of samples at one time, each sample is an independent unit, the working efficiency is improved, the time is saved, the electric conductivity of distilled liquid is automatically detected through the electric conductivity electrode, and the liquid is automatically separated through the two-position three-way electromagnetic valve, and the whole process is controlled by the control device, so that the method is rapid, efficient and automatic.
4. Every condensation bottle is all fixed through the bottle support, and the bottle support can finely tune the position of condensation bottle moreover, lets the condensation bottle can be better with the cooperation of distillation flask, through setting up electrode box, solenoid valve box, lets the overall arrangement of whole equipment reasonable compacter.
5. The invention adopts the double-layer vacuum condensation bottle, the bottle wall is set as a vacuum layer, the temperature in the condensation bottle can be isolated from the outside, and the water vapor in the air is prevented from liquefying on the outer wall of the condensation pipe.
6. According to the invention, the content of liquid in the first recovery cup is detected through the optical fiber sensor, and the unqualified distillate is pumped back and distilled again through the pump, so that the waste caused by manual liquid adding is prevented, the resources are saved, and the efficiency is improved.
7. The invention adopts the snakelike condensation bottle, the condensation bottle is arranged at the upper end of the distillation bottle, and the conductivity electrode and the electromagnetic valve are arranged at the upper side of the shell, so that unqualified liquid in the distillation process can be directly conveyed into the distillation bottle for re-distillation, the liquid circulation path is shortened, and the distillation process is faster and more convenient.
Drawings
Fig. 1 is a front view of the present invention.
FIG. 2 is a left side view of the present invention;
FIG. 3 is a schematic structural diagram of the first embodiment;
FIG. 4 is a schematic diagram of a weighing apparatus;
FIG. 5 is a schematic view of a bottle holder;
Fig. 6 is a cross-sectional view of an electrode cartridge;
FIG. 7 is a schematic diagram of a double-layer condensation bottle structure;
FIG. 8 is a schematic view of a semi-circular clamp structure;
FIG. 9 is a schematic diagram of a two-position three-way valve mounting structure;
FIG. 10 is a schematic view of a solenoid valve cartridge;
FIG. 11 is a schematic diagram of a second embodiment;
Fig. 12 is a schematic structural diagram of the third embodiment.
In the figure, 1-a housing; 101-a front baffle; 102-a tailgate; 103-a temperature sensor; 104-a liquid receiving chamber; 105-alarm device; 106-fixing plates; 2-a double-layer condensation bottle; 201-a first steam inlet; 202-a vacuum layer; 203-a first liquid outlet; 204-first water inlet; 205-first water outlet; 206-cooling pipes; 3-a long neck distillation flask; 301-a first liquid adding port; 302-bottle stopper; 303-a first steam outlet; 4-electrode box; 401-electrode liquid outlet; 402-electrode liquid inlet; 5-semicircular hoops; 6-a solenoid valve box; 601-fixing bolts; 602-a box cover; 603-a liquid inlet tank; 604-a box; 605-valve holder; 606-fixing holes; 7-an electromagnetic valve; 701-an electromagnetic valve liquid inlet; 702-a first electromagnetic valve liquid outlet; 703-a second electromagnetic valve liquid outlet; 8-a collecting bottle 9-a weighing device; 901-fixing ring; 902-a tray; 903—pressure sensor; 904-weighing plate; 10-a control device; 11-a cooling system; 12-bottle holder; 121-a fixing ring; 122-a fixed shaft; 123-turning blocks; 124-springs; 13-a back-pumping device; 131-a pump; 132-a back-suction pipe; 14-fixing the support plate; 15-a serpentine condensate bottle; 151-a second steam inlet; 152-a second liquid outlet; 153-second water inlet; 154-a second water outlet; 16-double port distillation flask; 161-a second steam outlet; 162-a second liquid adding port; ; 17-conductivity electrode; 18-a recovery device; 181-recovery pipes; 182-recovery bottle; 19-heating means; 20-an optical fiber sensor;
Detailed Description
For a better understanding of the present invention, embodiments of the present invention are explained in detail below with reference to the drawings.
Embodiment one: the utility model provides an aquatic tritium purification appearance, includes casing 1, distillation flask, condensation bottle, collecting bottle 8, weighing device 9, cooling system 11, heating device 19, controlling means 10, still includes conductivity electrode 17, electrode box 4, solenoid valve 7, recovery unit 18, heating device 19 locates the upper end of casing 1, the distillation flask cooperates with heating device 19, the condensation bottle is connected with the distillation flask, one side of controlling means 10 is equipped with and connects liquid room 104, weighing device 9 locates on the inner wall lower extreme face of liquid room 104, weighing device 9 includes solid fixed ring 901, tray 902, pressure sensor 903, weighing plate 904, the quantity of distillation flask, heating device 19, tray 902 is a plurality of, and quantity is corresponding, in order to improve the speed of handling the purification sample, shortens the processing cycle, and the quantity of heating device 19, distillation flask, condensation bottle, conductivity electrode 17, electrode box 4, solenoid valve 7, collecting bottle 8, tray 902 of this embodiment all sets up to 6; the tray 902 is arranged on the weighing plate 904, the pressure sensor 903 is arranged at the lower end of the tray 902, the weight of distilled liquid can be detected and monitored in real time, the fixed ring 901 is arranged at the outer side of the tray 902 and connected with the weighing plate, the collecting bottle 8 can be fixed, the collecting bottle 8 is prevented from sliding, the collecting bottle 8 is arranged on the tray 902, one side of each heating device 19 is provided with the temperature sensor 103, the control of the distillation temperature can be realized, the constancy of the distillation temperature is ensured, and the consistency of the distillation speed and the distillation effect is improved.
The condensation bottle is connected with the shell 1 through the bottle support 12, the bottle support 12 comprises a fixed ring 121, a fixed shaft 122, a rotating block 123 and a spring 124, one end of the fixed shaft 122 is connected with the rotating block 123, the other end of the fixed shaft is in threaded fit with the fixed ring 121, the fixed shaft 122 can be adjusted in the fixed ring 121 through rotating the rotating block 123, so that fine adjustment of the position of the condensation bottle is achieved, the spring 124 is arranged between the fixed ring 121 and the rotating block 123, the fixed ring 121 is matched with the condensation bottle, the fixed ring 121 has a clamping effect on the condensation bottle, and meanwhile the fixed shaft 122 can fix the condensation bottle, so that the position of the condensation bottle is more convenient to be matched and connected with the upper device and the lower device.
The electrode box 4 is connected with the shell 1, the electrode box 4 can be made of nylon or polytetrafluoroethylene, in order to ensure the best performance and distillation effect, polytetrafluoroethylene is adopted, acid and alkali resistance, organic solvent resistance and ageing resistance of the polytetrafluoroethylene are good, electrical insulation is high, no influence on test results is caused, an electrode liquid outlet 401 and an electrode fixing opening are formed in the upper end of the electrode box 4, an electrode liquid inlet 402 is formed in the lower end of the electrode box 4, the conductivity electrode 17 is connected with the electrode box 4 in a sealing mode through the electrode fixing opening, distilled liquid enters from the lower end of the electrode box 4, the upper end of the electrode box flows out, the conductivity electrode 17 can be guaranteed to be completely immersed in the liquid, the conductivity electrode 17 can be guaranteed to accurately detect distilled liquid, when the conductivity of the liquid detected by the conductivity electrode 17 is smaller than or equal to 5, the conductivity of the liquid is regarded as qualified, otherwise, the conductivity electrode liquid inlet 402 is not qualified, and the electrode liquid inlet 402 is connected with a condensation bottle.
The electromagnetic valve 7 is connected with the shell 1 through the electromagnetic valve box 6, the electromagnetic valve 7 is a two-position three-way valve, the automatic liquid separation treatment of distilled liquid can be realized, the automatic liquid separation treatment is simple and convenient, the electromagnetic valve 7 is provided with an electromagnetic valve liquid inlet 701 at the upper end and an electromagnetic valve liquid outlet 702 and an electromagnetic valve liquid outlet 703 at the lower end, the electromagnetic valve box 6 is arranged at the upper side in the liquid receiving chamber 104, the upper side can be conveniently connected with the electrode box 4, and the lower side can be convenient for collecting distilled liquid; the electromagnetic valve box 6 comprises a box cover 602, a box body 604 and valve holders 605, wherein the valve holders 605 are arranged in the box body 604, the valve holders 605 are multiple in number, the electromagnetic valve 7 is fixed on the valve holders 605, intervals are arranged between the valve holders 605, a first electromagnetic valve liquid outlet 702 and a second electromagnetic valve liquid outlet 703 are arranged in the intervals, a fixing hole 606 is formed in the rear side of the box body 604, a fixing bolt 601 is arranged on the fixing hole 606, the electromagnetic valve box 6 can be fixed through the fixing bolt 601, the box cover 602 is matched with the box body 604, a liquid inlet 603 is formed in the box cover 602, the electromagnetic valve liquid inlet 701 is arranged in the liquid inlet 603, thus the electromagnetic valve box 6 can protect three interfaces of the electromagnetic valve 7, meanwhile, the electromagnetic valve 7 is convenient to install, the structure is more compact, the electromagnetic valve liquid inlet 701 is connected with the electrode liquid outlet 401, the collecting bottle 8 is connected with the second electromagnetic valve liquid outlet 703, the liquid which can flow into the collecting bottle 8 from the second electromagnetic valve liquid outlet 703, the recycling device 18 is connected with the first electromagnetic valve liquid outlet 702, and the liquid which can flow to the recycling device 18 from the first electromagnetic valve liquid outlet 702 after the liquid is detected to be failed; the weighing device 9 is arranged at the lower end of the collecting bottle 8, the cooling system 11 is connected with the condensing bottle, the control device 10 is arranged at the front end of the shell 1, the control device 10 is respectively electrically connected with the heating device 19, the cooling system 11, the conductivity electrode 17, the electromagnetic valve 7 and the weighing device 9, and automation of purification of tritium samples in water can be realized through the control device 10, so that the purification speed is accelerated, and the purification efficiency is improved.
One side of the shell 1 is provided with an alarm device 105, the alarm device 105 is connected with the control device 10, the alarm device 105 is an audible and visual alarm, the weighing device 9 detects the weight of the liquid in the collecting bottle 8 in real time, when the weight of the liquid reaches the required weight, the control device 9 can control the alarm device 105 to carry out audible and visual reminding, an operator is not required to monitor the purification process in real time, and the workload of the operator is reduced.
The distillation flask is a long-neck distillation flask 3, a first liquid adding port 301 and a first steam outlet port 303 are arranged on the long-neck distillation flask 3, a bottle plug 302 is arranged on the first liquid adding port 301, the first liquid adding port 301 is sealed through the bottle plug 302 after liquid is added, leakage is prevented, the safety of an operator is ensured, the condensation flask is a double-layer condensation flask 2, the flask wall of the condensation flask is provided with a vacuum layer, the temperature in the condensation flask can be isolated from the outside, and the water vapor in the air is prevented from liquefying on the outer wall of a condensation pipe; the bottle is internally provided with a cooling pipe 206, the upper end of the double-layer condensation bottle is provided with a first steam inlet 201, the lower end is provided with a first liquid outlet 203, a first water inlet 204 and a first water outlet 205, the upper end of the cooling pipe 206 is connected with the first steam inlet 201, the lower end is connected with the first liquid outlet 203, the first steam inlet 201 is connected with the first steam outlet 303, the first water inlet 204 and the first water outlet 205 are connected with the cooling system 11, one side of the double-layer condensation bottle 2 is provided with a fixing plate 106, the fixing plate 106 is arranged on the upper inner wall of the shell 1, the bottle bracket 12 can be conveniently installed and fixed, the fixing plate 106 is connected with the double-layer condensation bottle 2 through the bottle bracket 12, the upper end of the liquid receiving chamber 104 is provided with a front baffle 101, one side of the front baffle 101 is provided with a rear baffle 102, the front and back baffle can protect electrode box 4, plays the isolation effect simultaneously, reduces the influence of external factor to conductivity testing result, electrode box 4 is connected with back baffle 102 through semicircle clamp 5, and is simple and convenient, electrode inlet 402 is connected with a liquid outlet 203, the lower extreme of electrode box 4 is equipped with solenoid valve box 6, solenoid valve box 6 passes through fixing bolt 601 and is connected with back baffle 102, recovery unit 18 includes recovery pipe 181, recovery bottle 182, one side of weighing device 9 is located to recovery bottle 182, the upper end and the solenoid valve liquid outlet 702 of recovery pipe 181 are connected, and the lower extreme is located in recovery bottle 182, and recovery bottle 182 receives the unqualified liquid of conductivity.
When a tritium sample in water is purified, a bottle stopper 302 is opened to add liquid to be purified into a flask 3, then the flask 3 is sealed by the bottle stopper 302, the flask 3 is heated by a heating device 19, water vapor enters a double-layer condensation bottle 2 to be liquefied and flows into an electrode box 4, a conductivity electrode 17 detects the conductivity of the liquid in the electrode box 4 and transmits the detection result to a control device 10, meanwhile, the liquid flows to an electromagnetic valve 7, the control device 10 controls the electromagnetic valve 7 through the conductivity, when the conductivity is smaller than or equal to 5, the detection is qualified, a second electromagnetic valve liquid outlet 703 is opened, and the liquid flows into a collecting bottle 8; when the conductivity is greater than 5, the detection is failed, the first electromagnetic valve liquid outlet 702 is opened to enable the liquid to flow to the recovery bottle 182, and then an operator pours the liquid in the recovery bottle 182 into the long-necked distillation bottle 3 again for purification.
Embodiment two: the upper end of recovery device 18 is equipped with back-pumping device 13, back-pumping device 13 includes back-pumping pipe 132, pump 131 locates the inner wall upper end of receiving liquid room 104, shortens the conveying distance as far as possible, and pump 131 respectively with filling port one 301, back-pumping pipe 132's upper end sealing connection, the bottom in the recovery bottle 182 is located to the lower extreme of back-pumping pipe 132, all the distillation bottle is retrieved to the liquid in the recovery bottle 182 as far as possible, recovery bottle 182 and collection bottle 8 interval set up, be equipped with fiber sensor 20 on the rear side inner wall of receiving liquid room 104, fiber sensor 20 sets up the interval department at two collection bottles, and fiber sensor 20's probe just faces the upside of recovery bottle 182 bottle wall, can detect the liquid level in the recovery bottle 182, fiber sensor 20, pump 131 are connected with controlling means 10 electricity respectively, and when fiber sensor 20 detects the liquid level in the recovery bottle 182 and reaches the preset liquid level, controlling means 10 can control pump 131 and carry out distillation again to the unqualified recovery bottle 182.
The remaining features and advantages of this embodiment are the same as those of embodiment 1.
Embodiment III: the distillation flask is a double-port distillation flask 16, two ports on the double-port distillation flask 16 are respectively marked as a steam outlet port II 161 and a liquid adding port II 162, the condensation flask is a snake-shaped condensation flask 15, so that water vapor can flow out of the condensation flask from the upper side and liquid can flow out of the lower side, the lower end of the snake-shaped condensation flask 15 is provided with a steam inlet port II 151, the upper side of the flask body is provided with a water inlet port II 153, the lower side of the flask body is provided with a water outlet port II 154 and a liquid outlet port II 152, the steam outlet port II 161 and the steam inlet port II 151 are communicated in a sealing way, the water inlet port II 153 and the water outlet port II 154 are respectively connected with a cooling system 11, the upper end of the shell 1 is provided with a fixed support plate 14, the fixed support plate 14 can fix the snake-shaped condensation flask 15, the electrode box 4 and the electromagnetic valve box 6, the fixed support plate 14 has a simple structure and is convenient to install, the bottle support 12 and the electrode box 4 are arranged on the same side of the fixed support plate 14, the connection of the snake-shaped condensation bottle 15 and the electrode box 4 is facilitated, the pipeline path is shortened, the bottle support 14 is connected with the snake-shaped condensation pipe 15, the electrode box 4 is connected with the fixed support plate 14 through the semicircular clamp 5, the electrode box 4 is arranged on the lower side of the bottle support 12, the flow of liquid is facilitated, the liquid outlet 152 is connected with the electrode liquid inlet 402, the electromagnetic valve 7 is arranged on the other side of the fixed support plate 14 through the electromagnetic valve box 6, the connection of the electromagnetic valve 7 and the collecting bottle 8 is facilitated, the pipeline is shortened, the electrode liquid outlet 401 is connected with the electromagnetic valve liquid inlet 701, the recovery device 18 comprises a recovery pipe 181, the upper end of the recovery pipe 181 is connected with the electromagnetic valve liquid outlet 702, the lower end is connected with the liquid adding port 162, the liquid which is unqualified in inspection directly flows into the double-port distillation bottle 16, the path is shortened, the purification quality is improved.
The remaining features and advantages of this embodiment are the same as those of embodiment 1.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides an aquatic tritium purification appearance, includes casing, distillation flask, condensation bottle, collecting bottle, weighing device, cooling system, heating device, controlling means, heating device locates the upper end of casing, the distillation flask cooperates with heating device, the condensation bottle is connected with the distillation flask, and characterized by still includes conductivity electrode, electrode box, solenoid valve, recovery unit, the condensation bottle passes through the bottle support and is connected with the casing, the electrode box is connected with the casing, the upper end of electrode box is equipped with electrode liquid outlet and electrode fixed orifices, and the lower extreme is equipped with the electrode inlet, the conductivity electrode passes through electrode fixed orifices and electrode box sealing connection, the electrode inlet is connected with the condensation bottle, the solenoid valve is connected with the casing through the solenoid valve box, and the solenoid valve is two-position three-way valve, and the upper end of solenoid valve is equipped with solenoid valve liquid inlet, and solenoid valve liquid outlet two, solenoid valve liquid inlet and solenoid valve liquid outlet two are connected, recovery unit and solenoid valve liquid outlet two are connected, weighing device locates the lower extreme of collecting, the cooling device passes through electrode fixed orifices and electrode box sealing connection, the cooling system, the control device is located respectively, the cooling device is connected with the electricity, the control device is connected with the electricity, the control device and the control device is connected with the control device respectively; the liquid collecting device comprises a liquid collecting chamber, a weighing device and a plurality of heating devices, wherein the liquid collecting chamber is arranged on one side of the control device, the weighing device is arranged on the lower end face of the inner wall of the liquid collecting chamber and comprises a fixed ring, a tray, a pressure sensor and a weighing plate, the number of distillation bottles, the heating devices, condensation bottles, conductivity electrodes, electrode boxes, electromagnetic valves, the number of the collection bottles and the number of the tray are all multiple, the number of the collection bottles and the number of the tray are corresponding, the tray is arranged on the weighing plate, the pressure sensor is arranged at the lower end of the tray, the fixed ring is arranged on the outer side of the tray and is connected with the weighing plate, the collection bottles are arranged on the tray, and one side of each heating device is provided with a temperature sensor;
The electromagnetic valve box is arranged on the upper side in the liquid receiving chamber and comprises a box cover, a box body and valve supports, the valve supports are arranged in the box body, a plurality of valve supports are arranged, a space is arranged between the valve supports, a first electromagnetic valve liquid outlet and a second electromagnetic valve liquid outlet are arranged in the space, a fixing hole is formed in the rear side of the box body, a fixing bolt is arranged on the fixing hole, the box cover is matched with the box body, a liquid inlet groove is formed in the box cover, and the electromagnetic valve liquid inlet is formed in the liquid inlet groove; the distillation bottle is a long-necked distillation bottle, a liquid inlet I and a vapor outlet I are formed in the long-necked distillation bottle, a bottle stopper is arranged on the liquid inlet I, the condensation bottle is a double-layer condensation bottle, a vacuum layer is arranged on the bottle wall of the double-layer condensation bottle, a cooling pipe is arranged in the bottle, a vapor inlet I is formed in the upper end of the double-layer condensation bottle, a liquid outlet I, a water inlet I and a water outlet I are formed in the lower end of the double-layer condensation bottle, the upper end of the cooling pipe is connected with the vapor inlet I, the lower end of the cooling pipe is connected with the liquid outlet I, the vapor inlet I is connected with the vapor outlet I, the water inlet I and the water outlet I are connected with a cooling system, a fixed plate is arranged on one side of the double-layer condensation bottle, the fixed plate is arranged on the upper side inner wall of a shell, the fixed plate is connected with the double-layer condensation bottle through a bottle bracket, a front baffle is arranged on the upper end of the liquid receiving chamber, a rear baffle is arranged on one side of the front baffle, an electrode box is connected with the rear baffle through a semicircular clamp, the electrode liquid inlet is connected with the liquid outlet I, the electrode box is arranged on the lower end of the electrode box, the electrode box is connected with the liquid outlet I, the electromagnetic box is arranged on the upper end of the recovery bottle through a valve, the electromagnetic valve is connected with the electromagnetic valve, and the electromagnetic valve recovery device is arranged on one side, and comprises a recovery valve, and a recovery device is arranged in the recovery bottle; the upper end of recovery unit is equipped with back-pumping device, back-pumping device includes back-pumping pipe, pump, the inner wall upper end of receiving liquid room is located to the pump, and the pump is respectively with liquid filling port one, back-pumping pipe's upper end sealing connection, the bottom in the recovery bottle is located to the lower extreme of back-pumping pipe, recovery bottle and collecting bottle interval set up, be equipped with optical fiber sensor on receiving liquid room's the rear side inner wall, optical fiber sensor sets up in the interval department of two collecting bottles, and optical fiber sensor's probe just is to the upside of retrieving bottle wall, optical fiber sensor, pump are connected with controlling means electricity respectively.
2. The apparatus for purifying tritium in water according to claim 1, wherein an alarm device is arranged on one side of the shell, the alarm device is connected with the control device, and the alarm device is an audible and visual alarm.
3. The apparatus of claim 1, wherein the electrode cartridge is nylon or polytetrafluoroethylene.
4. The apparatus of claim 1, wherein the bottle holder comprises a fixed ring, a fixed shaft, a rotating block, and a spring, wherein one end of the fixed shaft is connected to the rotating block, the other end of the fixed shaft is in threaded engagement with the fixed ring, the spring is disposed between the fixed ring and the rotating block, and the fixed ring is engaged with the condensing bottle.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711239351.8A CN107741350B (en) | 2017-11-30 | 2017-11-30 | Tritium purification appearance in water |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711239351.8A CN107741350B (en) | 2017-11-30 | 2017-11-30 | Tritium purification appearance in water |
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| CN107741350B true CN107741350B (en) | 2024-05-28 |
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