CN112198202A - Electrochemical electrolytic cell - Google Patents
Electrochemical electrolytic cell Download PDFInfo
- Publication number
- CN112198202A CN112198202A CN202011079445.5A CN202011079445A CN112198202A CN 112198202 A CN112198202 A CN 112198202A CN 202011079445 A CN202011079445 A CN 202011079445A CN 112198202 A CN112198202 A CN 112198202A
- Authority
- CN
- China
- Prior art keywords
- temperature
- reaction tank
- reaction
- stirrer
- detection piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims abstract description 115
- 238000001514 detection method Methods 0.000 claims abstract description 45
- 239000004065 semiconductor Substances 0.000 claims abstract description 40
- 239000007788 liquid Substances 0.000 claims abstract description 16
- 238000003756 stirring Methods 0.000 claims description 29
- 238000009413 insulation Methods 0.000 claims 1
- 229910001385 heavy metal Inorganic materials 0.000 description 4
- 238000004321 preservation Methods 0.000 description 4
- 239000000523 sample Substances 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000012864 cross contamination Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002848 electrochemical method Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 238000001479 atomic absorption spectroscopy Methods 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 231100000739 chronic poisoning Toxicity 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002795 fluorescence method Methods 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- QSHDDOUJBYECFT-UHFFFAOYSA-N mercury Chemical compound [Hg] QSHDDOUJBYECFT-UHFFFAOYSA-N 0.000 description 1
- 229910052753 mercury Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 210000000056 organ Anatomy 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 238000000870 ultraviolet spectroscopy Methods 0.000 description 1
- 239000002912 waste gas Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 239000002351 wastewater Substances 0.000 description 1
- 238000004846 x-ray emission Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
Landscapes
- Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Molecular Biology (AREA)
- Automation & Control Theory (AREA)
- Engineering & Computer Science (AREA)
- Electrochemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
Abstract
The invention discloses an electrochemical electrolytic cell, which comprises a reaction tank, a semiconductor refrigerator fixedly arranged on the outer side of the reaction tank and a temperature detection piece for detecting the current temperature of the reaction tank, wherein when the temperature detection piece detects that the current temperature exceeds the preset temperature, a controller controls the semiconductor refrigerator to refrigerate the reaction tank according to a signal fed back by the temperature detection piece, and the temperature of the reaction tank is reduced until the current temperature is consistent with the preset temperature; when the temperature detection piece detects that the current temperature is lower than the preset temperature, the controller controls the semiconductor refrigerator to heat the reaction tank according to a signal fed back by the temperature detection piece, and the temperature of the reaction tank is increased until the current temperature is consistent with the preset temperature. The temperature detection piece and the semiconductor refrigerator are matched together to automatically adjust the temperature of the reaction tank, so that the temperature of the reaction tank is kept constant, the influence of the temperature of a solution in the reaction tank and the temperature of the external environment is avoided, the temperature of a sample to be detected in the reaction tank and the temperature of a correction liquid are kept consistent, the detection result is accurate, and the detection precision is high.
Description
Technical Field
The invention relates to the technical field of electrolytic cells, in particular to an electrochemical electrolytic cell.
Background
Pollutants such as waste gas, waste water and waste residue usually contain heavy metals such as mercury, cadmium, lead, nickel, cobalt and tin, and the heavy metals are easy to enter human bodies through atmosphere, water, food and the like, and accumulate in human organs to cause chronic poisoning and seriously harm human health, so that accurate detection of the heavy metals is particularly important. The heavy metal detection method comprises an atomic absorption spectrometry, an ultraviolet-visible spectrophotometry, an atomic fluorescence method, an electrochemical method, an X-ray fluorescence spectrometry and the like, wherein the electrochemical method is widely applied due to the advantages of low detection limit, high sensitivity and the like.
The temperature of a detection pool of the existing electrochemical electrolytic pool is easily influenced by the temperature of the external environment, and the temperature of a reaction pool is different, so that the temperature of a correction liquid is possibly inconsistent with the temperature of a water sample after digestion and cooling, the deviation of a measured value is caused, and the detection precision is influenced.
Disclosure of Invention
In view of the above, the present invention provides an electrochemical electrolytic cell, wherein a controller correspondingly adjusts the cooling or heating reaction tank of a semiconductor refrigerator according to the temperature of the reaction tank fed back by a temperature detector to automatically adjust the temperature of the reaction tank, so that the temperature of the reaction tank is constant and is not affected by the temperature of the solution in the reaction tank and the temperature of the external environment, and the detection accuracy is high.
The specific scheme is as follows:
the invention provides an electrochemical electrolytic cell comprising:
a reaction tank;
the semiconductor refrigerator is fixedly arranged on the outer side of the reaction tank;
the temperature detection piece is used for detecting the current temperature of the reaction tank;
when the temperature detection piece detects that the current temperature exceeds the preset temperature, the controller controls the semiconductor refrigerator to refrigerate the reaction tank until the current temperature is consistent with the preset temperature;
when the temperature detection piece detects that the current temperature is lower than the preset temperature, the controller controls the semiconductor refrigerator to heat the reaction tank until the current temperature is consistent with the preset temperature.
Preferably, the inner wall of the reaction tank is provided with a heat conduction layer, and the semiconductor refrigerator is arranged close to the heat conduction layer.
Preferably, the temperature detection member is fixedly arranged on the heat conduction layer.
Preferably, the periphery of the reaction tank is fixedly provided with a heat preservation layer.
Preferably, the refrigerator further comprises a heat radiator connected with the semiconductor refrigerator.
Preferably, still including inserting the agitator in the reaction tank, the one end integral type that the agitator inserted the reaction tank is equipped with a plurality of stirring feet that are cyclic annular and distribute, is equipped with the drainage groove that is used for supplying the solution circulation between arbitrary two adjacent stirring feet.
Preferably, the bottom end of any stirring pin is provided with a liquid guide surface, and all the liquid guide surfaces enclose a conical liquid guide surface for guiding the solution to be separated from the stirring pins.
Preferably, the bottom of the reaction tank is fixedly provided with the working electrode, and the liquid outlet of the reaction tank is arranged higher than the top end of the working electrode.
Preferably, the stirrer and the working electrode are coaxial, and the axial distance between the stirrer and the working electrode ranges from 1 cm to 2 cm.
Preferably, a reference electrode is inserted into the reaction tank, the reference electrode is obliquely arranged relative to the stirrer, and the minimum distance between the reference electrode and the stirrer ranges from 3 mm to 5 mm.
Compared with the prior art, the electrochemical electrolytic cell provided by the invention comprises a reaction cell, a semiconductor refrigerator and a temperature detection piece, wherein the semiconductor refrigerator is fixedly arranged outside the reaction cell.
When the temperature detection piece detects that the current temperature of the reaction tank exceeds the preset temperature, the controller controls the semiconductor refrigerator to refrigerate the reaction tank according to a signal fed back by the temperature detection piece, and the temperature of the reaction tank is reduced until the current temperature is consistent with the preset temperature.
When the temperature detection piece detects that the current temperature of the reaction tank is lower than the preset temperature, the controller controls the semiconductor refrigerator to heat the reaction tank according to a signal fed back by the temperature detection piece, and the temperature of the reaction tank is increased until the current temperature is consistent with the preset temperature.
According to the temperature detection device, the temperature detection piece and the semiconductor refrigerator are matched together to automatically adjust the temperature of the reaction tank, so that the temperature of the reaction tank is kept constant, the influence of the temperature of the solution in the reaction tank and the temperature of the external environment is avoided, the temperature of the sample to be detected in the reaction tank and the temperature of the correction liquid are kept consistent, the detection result is accurate, and the detection precision is high.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a cross-sectional view of an electrochemical cell according to one embodiment of the present invention;
FIG. 2 is a cross-sectional view of the mixer of FIG. 1.
The reference numbers are as follows:
the device comprises a reaction tank 1, a semiconductor refrigerator 2, a temperature detection piece 3, a heat conduction layer 4, a heat preservation layer 5, a radiator 6, a stirrer 7, a working electrode 8, a reference electrode 9 and an auxiliary electrode 10;
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific examples.
Referring to fig. 1 and 2, fig. 1 is a cross-sectional view of an electrochemical cell according to an embodiment of the present invention; FIG. 2 is a cross-sectional view of the mixer of FIG. 1.
The embodiment of the invention discloses an electrochemical electrolytic cell, which comprises a reaction tank 1, a semiconductor refrigerator 2 and a temperature detection piece 3, wherein the reaction tank 1 provides a space for chemical reaction of a solution.
The semiconductor refrigerator 2 is fixedly arranged at the outer side of the reaction tank 1, and specifically, the semiconductor refrigerator 2 is arranged close to the bottom of the reaction tank 1, so that the semiconductor refrigerator 2 heats or refrigerates the reaction tank 1 as required, and the reaction tank 1 is correspondingly heated or cooled. The structure and the working principle of the semiconductor cooler 2 can be referred to the prior art. The temperature detecting member 3 is used for detecting the current temperature of the reaction chamber 1, and the temperature detecting member 3 may be a temperature sensor. The semiconductor refrigerator 2 and the temperature detection member 3 are electrically connected to the controller.
When the temperature detection piece 3 detects that the current temperature of the reaction tank 1 exceeds the preset temperature, the controller controls one side, close to the reaction tank 1, of the semiconductor refrigerator 2 to become the cooling side according to a signal fed back by the temperature detection piece 3, so that the semiconductor refrigerator 2 refrigerates the reaction tank 1, and the temperature of the reaction tank 1 is reduced until the current temperature is consistent with the preset temperature. When the temperature detection piece 3 detects that the current temperature of the reaction tank 1 is lower than the preset temperature, the controller controls one side, close to the reaction tank 1, of the semiconductor refrigerator 2 to become a heating side according to a signal fed back by the temperature detection piece 3, the semiconductor refrigerator 2 heats the reaction tank 1, and the temperature of the reaction tank 1 is increased until the current temperature is consistent with the preset temperature. The preset temperature is an optimum reaction temperature of the reaction cell 1, and may be adjusted according to the solution characteristics of the reaction cell 1, and is not particularly limited herein.
The temperature detection piece 3 is matched with the semiconductor refrigerator 2 together to realize automatic adjustment of the temperature of the reaction tank 1, so that the temperature of the reaction tank 1 is kept constant, the influence of the temperature of solution in the reaction tank and the temperature of the external environment is avoided, the temperature of a sample to be detected in the reaction tank and the temperature of correction liquid are kept consistent, the detection result is accurate, and the detection precision is high.
The inner wall of the reaction tank 1 is provided with a heat conduction layer 4, the semiconductor refrigerator 2 is tightly attached to the heat conduction layer 4, so that the semiconductor refrigerator 2 transmits heat by means of the heat conduction layer 4, the semiconductor refrigerator 2 uniformly heats or refrigerates the reaction tank 1, and the temperature of the solution in the reaction tank 1 is prevented from being uneven. The heat conducting layer 4 is specifically an aluminum heat conducting layer 4 with good heat conductivity, and the thickness and the shape of the heat conducting layer 4 are set by the structure of the reaction tank 1, and are not specifically limited herein.
For avoiding solution corrosion temperature detection piece 3 in reaction tank 1, temperature detection piece 3 sets firmly in heat-conducting layer 4, also is the mounting groove that the test probe cartridge of temperature detection piece 3 established in heat-conducting layer 4, detects the temperature of solution in reaction tank 1 indirectly through the current temperature that detects heat-conducting layer 4. So set up temperature detection piece 3, still can enough prevent that it from direct and the chemical solution contact in the reaction tank 1, avoid component corrosion damage and solution cross contamination, also can effectively prevent that the solution of reaction tank 1 from revealing simultaneously.
Furthermore, the periphery of the reaction tank 1 is fixedly provided with a heat-insulating layer 5, and the heat-insulating layer 5 can be made of heat-insulating materials such as ceramics. The periphery that heat-conducting layer 4 was hugged closely to heat preservation 5 sets up, makes heat preservation 5 separate heat-conducting layer 4 and outside air, fully slows down the heat exchange rate of heat-conducting layer 4 and outside air, further keeps reaction tank 1 to avoid receiving the ambient temperature interference, makes reaction tank 1 keep the constancy of temperature.
The invention also comprises a radiator 6 connected with the semiconductor refrigerator 2, wherein the radiator 6 assists the heating device in the semiconductor refrigerator 2 to radiate heat, so that the semiconductor refrigerator 2 works stably, and the influence of the heat radiated by the semiconductor refrigerator 2 on the temperature of the reaction tank 1 is avoided. The heat sink 6 is fixed on the side of the semiconductor cooler 2 away from the reaction tank 1, and the structure and operation principle of the heat sink 6 can be referred to the prior art, and will not be described in detail herein.
The invention also comprises an outer shell arranged on the periphery of the heat-insulating layer 5, and the outer shell plays a role in protection.
In order to fully mix the stirrer 7 in the reaction tank 1, the present invention further comprises a stirrer 7 inserted into the reaction tank 1, wherein the stirrer 7 is driven by a motor 70 to rotate, so that the stirrer 7 stirs the solution in the reaction tank 1. Specifically, the central line of the stirrer 7 coincides with the central line of the reaction tank 1, so that the solution is further ensured to be fully mixed.
The bottom end of the stirrer 7 is fixedly connected with the output end of a motor 70 fixed on the outer shell, and the other end of the stirrer is inserted into the reaction tank 1. One end integral type that agitator 7 inserted reaction tank 1 is equipped with a plurality of stirring feet 71, whole stirring feet 71 are cyclic annular and distribute, be equipped with drainage groove 72 between arbitrary two adjacent stirring feet 71, the hollow cavity body in center that drainage groove 72 and whole stirring feet 71 enclose is used for supplying solution circulation, make agitator 7 stir solution through rotating, stirring feet 71 the mode respectively can make agitator 7's bottom form hollow out construction, hollow out construction can effectively avoid solution to remain on agitator 7, be favorable to promoting enrichment efficiency, thereby strengthen detection signal intensity, reduce and detect the limit. Specifically, the bottom end of the stirrer 7 is provided with four stirring feet 71, and the four stirring feet 71 are distributed in a square ring shape. Of course, the number of the stirring pins 71 is not limited thereto, and may be adjusted according to factors such as the inner diameter of the reaction tank 1 and the viscosity of the solution, and is not particularly limited herein.
Furthermore, the bottom end of any stirring foot 71 is provided with a liquid guiding surface, all the liquid guiding surfaces are enclosed into a conical liquid guiding surface 73, and the conical liquid guiding surface 73 is used for guiding the solution to be separated from the stirring foot 71, so that the solution is further prevented from remaining on the stirrer 7. Specifically, the small diameter end of the conical diversion surface 73 faces the bottom of the reaction tank 1.
The stirrer 7 further comprises a stirring rod integrally connected with all the stirring feet 71, the stirring rod extends along the central axis of the reaction tank 1, and the stirring rod and the working electrode 8 are coaxially arranged. The stirrer 7 is made of polytetrafluoroethylene, so that the stirrer 7 has the advantage of good chemical inertness resistance.
The bottom of the reaction tank 1 is fixedly provided with a working electrode 8, the side wall of the reaction tank 1 is fixedly provided with an auxiliary electrode 10, the working electrode 8 extends along the axial direction of the reaction tank 1, the auxiliary electrode 10 extends along the radial direction of the reaction tank 1, and the working electrode 8 is vertical to the auxiliary electrode 10. A reference electrode 9 is also inserted in the reaction cell 1. When a voltage is applied between the working electrode 8 and the reference electrode 9, a chemical reaction occurs on the surface of the working electrode 8. Reference electrode 9 is used to maintain a constant voltage between working electrode 8 and reference electrode 9 when no current is passed. The auxiliary electrode 10 is used to force the reaction current to be outputted entirely through the auxiliary electrode 10, thereby keeping the reference electrode 9 from flowing current. Thus, the working electrode 8 and the reference electrode 9 form a measurement circuit, and the working electrode 8 and the auxiliary electrode 10 form a polarization circuit.
The liquid outlet of the reaction tank 1 is higher than the top end of the working electrode 8, so that the working electrode 8 is always immersed in the solution, the plating layer on the surface of the working electrode 1 is prevented from being oxidized and falling off due to exposure to air, and the service life of the plating layer on the surface of the working electrode 1 is prolonged. In addition, the working electrode 8 is inversely arranged at the bottom of the reaction tank 1, so that the working electrode 8 can be effectively prevented from losing hydrophilicity due to suspension for too long, and the working stability of the working electrode 8 is ensured.
Working electrode 8 and auxiliary electrode 10 are all not located inside reaction tank 1, are favorable to promoting reaction tank 1's reaction space, still are favorable to reducing cross contamination's risk simultaneously.
In addition, sealing rings are arranged between the working electrode 8 and the side wall of the reaction tank 1, between the auxiliary electrode 10 and the side wall of the reaction tank 1 and between the reference electrode 9 and the side wall of the reaction tank 1, and can prevent the leakage of the reaction tank 1 on one hand and also can fix each electrode on the other hand.
The stirrer 7 is coaxial with the working electrode 8, the axial distance range of the stirrer 7 and the working electrode 8 is 1-2 mm, the distance is optimal, and meanwhile, the stirring effect of the stirrer 7 and the service life of the surface coating of the working electrode 8 are considered. Specifically, the bottoms of all the stirring pins 71 are flush, and the axial distance between all the stirring pins 71 and the working electrode 8 ranges from 1 mm to 2 mm. Of course, the axial distance between the stirrer 7 and the working electrode 8 can be adjusted according to actual working conditions, and is not particularly limited herein.
The reference electrode 9 is obliquely arranged relative to the stirring rod, the included angle between the reference motor 70 and the stirrer 7 ranges from 0 to 45 degrees, the minimum distance between the reference electrode 9 and the stirrer 7 ranges from 3 to 5mm, the shielding effect caused by too close distance between the reference electrode 9 and the working electrode 8 can be avoided by how to arrange the reference electrode, and the constant potential difference between the working electrode 8 and the reference electrode 9 is prevented from being changed due to the influence of the internal resistance of the solution caused by too far distance between the reference electrode 9 and the working electrode 8.
The electrochemical cell provided by the present invention has been described in detail, and the principle and the embodiments of the present invention are explained herein by using specific examples, which are only used to help understand the method of the present invention and the core concept thereof; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. An electrochemical cell, comprising:
a reaction tank (1);
a semiconductor refrigerator (2) fixedly arranged at the outer side of the reaction tank (1);
a temperature detection member (3) for detecting the current temperature of the reaction cell (1);
when the temperature detection piece (3) detects that the current temperature exceeds the preset temperature, the controller controls the semiconductor refrigerator (2) to refrigerate the reaction tank (1) until the current temperature is consistent with the preset temperature;
when the temperature detection piece (3) detects that the current temperature is lower than the preset temperature, the controller controls the semiconductor refrigerator (2) to heat the reaction tank (1) until the current temperature is consistent with the preset temperature.
2. An electrochemical cell according to claim 1, characterized in that the inner wall of the reaction cell (1) is provided with a heat conducting layer (4), and the semiconductor cooler (2) is arranged against the heat conducting layer (4).
3. An electrochemical cell according to claim 2, characterized in that the temperature sensing member (3) is fixedly attached to the heat conducting layer (4).
4. An electrochemical cell according to any one of claims 1 to 3, characterised in that the reaction cell (1) is provided with a layer of insulation (5) secured to its periphery.
5. An electrochemical cell according to any one of claims 1 to 3, further comprising a heat sink (6) connected to the semiconductor cooler (2).
6. The electrochemical electrolytic cell according to any one of claims 1 to 3, further comprising a stirrer (7) inserted into the reaction cell (1), wherein one end of the stirrer (7) inserted into the reaction cell (1) is integrally provided with a plurality of stirring feet (71) distributed in a ring shape, and a drainage groove (72) for solution to flow through is arranged between any two adjacent stirring feet (71).
7. The electrochemical cell according to claim 6, characterized in that the bottom end of any of said stirring feet (71) is provided with a liquid guiding surface, all said liquid guiding surfaces enclosing a conical guiding surface (73) for guiding the solution away from said stirring feet (71).
8. The electrochemical electrolytic cell according to claim 6, characterized in that the bottom of the reaction cell (1) is fixedly provided with a working electrode (8), and the liquid outlet of the reaction cell (1) is arranged higher than the top end of the working electrode (8).
9. The electrochemical cell according to claim 8, characterized in that the stirrer (7) is coaxial to the working electrode (8) and has an axial distance ranging from 1 to 2 cm.
10. The electrochemical cell according to claim 6, characterized in that a reference electrode (9) is inserted in the reaction cell (1), the reference electrode (9) is arranged obliquely with respect to the stirrer (7) and the minimum distance between the reference electrode (9) and the stirrer (7) is in the range of 3 to 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011079445.5A CN112198202A (en) | 2020-10-10 | 2020-10-10 | Electrochemical electrolytic cell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011079445.5A CN112198202A (en) | 2020-10-10 | 2020-10-10 | Electrochemical electrolytic cell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112198202A true CN112198202A (en) | 2021-01-08 |
Family
ID=74012689
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011079445.5A Pending CN112198202A (en) | 2020-10-10 | 2020-10-10 | Electrochemical electrolytic cell |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112198202A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115468377A (en) * | 2022-09-15 | 2022-12-13 | 洛阳大生新能源开发有限公司 | Cooling device is used in electrolyte preparation |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004154648A (en) * | 2002-11-05 | 2004-06-03 | Toshiba Corp | Micro chemical reaction apparatus and micro reaction tank |
| CN102937616A (en) * | 2011-12-27 | 2013-02-20 | 北京化工大学 | Electrolytic cell with controllable temperature used for electrochemical measurement |
| JP2014057541A (en) * | 2012-09-18 | 2014-04-03 | Toppan Printing Co Ltd | Temperature control device |
| CN203965383U (en) * | 2014-06-27 | 2014-11-26 | 杭州绿洁水务科技有限公司 | A kind of electrochemical cell |
| CN105004094A (en) * | 2015-06-26 | 2015-10-28 | 湖北申安亚明照明科技有限公司 | Semiconductor refrigeration equipment achieving heat radiation through heat pipes |
| CN205027694U (en) * | 2015-10-20 | 2016-02-10 | 重庆特瑞尔分析仪器有限公司 | Invariable low temperature electrochemistry oxygen analysis appearance |
| CN106525710A (en) * | 2016-12-19 | 2017-03-22 | 天津大学 | Electrochemical testing device for acoustic-emission-testing-material corrosion performance and application method thereof |
| CN206161641U (en) * | 2016-08-30 | 2017-05-10 | 杭州绿洁水务科技股份有限公司 | A thermostatic control device for synthesizing toxicity detection |
| CN208297414U (en) * | 2018-05-28 | 2018-12-28 | 福州大学 | A kind of constant temperature electrolytic cell |
| CN110031516A (en) * | 2019-03-29 | 2019-07-19 | 福建师范大学 | A kind of three electrode original position X-ray electrolytic cell devices that reaction environment is controllable |
| CN211553851U (en) * | 2020-02-25 | 2020-09-22 | 张银冰 | Electrochemical biological chip biochemical reaction tank |
-
2020
- 2020-10-10 CN CN202011079445.5A patent/CN112198202A/en active Pending
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004154648A (en) * | 2002-11-05 | 2004-06-03 | Toshiba Corp | Micro chemical reaction apparatus and micro reaction tank |
| CN102937616A (en) * | 2011-12-27 | 2013-02-20 | 北京化工大学 | Electrolytic cell with controllable temperature used for electrochemical measurement |
| JP2014057541A (en) * | 2012-09-18 | 2014-04-03 | Toppan Printing Co Ltd | Temperature control device |
| CN203965383U (en) * | 2014-06-27 | 2014-11-26 | 杭州绿洁水务科技有限公司 | A kind of electrochemical cell |
| CN105004094A (en) * | 2015-06-26 | 2015-10-28 | 湖北申安亚明照明科技有限公司 | Semiconductor refrigeration equipment achieving heat radiation through heat pipes |
| CN205027694U (en) * | 2015-10-20 | 2016-02-10 | 重庆特瑞尔分析仪器有限公司 | Invariable low temperature electrochemistry oxygen analysis appearance |
| CN206161641U (en) * | 2016-08-30 | 2017-05-10 | 杭州绿洁水务科技股份有限公司 | A thermostatic control device for synthesizing toxicity detection |
| CN106525710A (en) * | 2016-12-19 | 2017-03-22 | 天津大学 | Electrochemical testing device for acoustic-emission-testing-material corrosion performance and application method thereof |
| CN208297414U (en) * | 2018-05-28 | 2018-12-28 | 福州大学 | A kind of constant temperature electrolytic cell |
| CN110031516A (en) * | 2019-03-29 | 2019-07-19 | 福建师范大学 | A kind of three electrode original position X-ray electrolytic cell devices that reaction environment is controllable |
| CN211553851U (en) * | 2020-02-25 | 2020-09-22 | 张银冰 | Electrochemical biological chip biochemical reaction tank |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115468377A (en) * | 2022-09-15 | 2022-12-13 | 洛阳大生新能源开发有限公司 | Cooling device is used in electrolyte preparation |
| CN115468377B (en) * | 2022-09-15 | 2023-08-29 | 洛阳大生新能源开发有限公司 | Cooling device for electrolyte preparation |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8230736B2 (en) | Level sensor for conductive liquids | |
| CN112198202A (en) | Electrochemical electrolytic cell | |
| RU2371685C1 (en) | Variable temperature calorimetre with isothermal jacket | |
| CN204202237U (en) | Attemperating unit | |
| CN113551810A (en) | Water-cooling dynamic heat flow sensor | |
| RU2485463C1 (en) | Device for air thermostatting of calorimetric cell | |
| KR20230092983A (en) | Flow Battery Normal Status Indicator | |
| CN206772465U (en) | A kind of long-rod platinum resistance thermometer calibration device | |
| CN102928363A (en) | Photoelectric detection device and hydrazine analyzer | |
| CN111721670A (en) | Liquid density measuring device | |
| CN103713027B (en) | Vertical type columnar microorganism reactor | |
| CN209961727U (en) | Detection apparatus for on-line measuring ammonia nitrogen | |
| CN217717445U (en) | Bipolar plate micro-area electrochemical testing device | |
| CN110568042A (en) | Electrochemical analysis device adopting nano boron-doped diamond membrane electrode and application thereof | |
| US20150153265A1 (en) | Annular flow electrochemical cell for measurements online | |
| RU2756337C1 (en) | Device for temperature and vacuum exposure | |
| US3360451A (en) | Agitator for dissolved oxygen probe | |
| CN210729468U (en) | Metering tank with cooling function | |
| CN219179362U (en) | Calibrating device | |
| JP7518236B2 (en) | Electrochemical measurement device and electrochemical measurement method for metal materials | |
| CN219024330U (en) | Mixing device | |
| CN209968446U (en) | Fixed point device based on temperature control high-precision salt bath thermostatic bath | |
| CN209934718U (en) | Titration reactor for determining titration end point in photoelectric mode | |
| US3498889A (en) | Oxygen sensing cell and method of using same | |
| CN112557464B (en) | Electrochemical in-situ free radical on-line detection device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210108 |