CN207423874U - A kind of cathode hydrogen evolution potential testing device - Google Patents
A kind of cathode hydrogen evolution potential testing device Download PDFInfo
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- CN207423874U CN207423874U CN201721399616.6U CN201721399616U CN207423874U CN 207423874 U CN207423874 U CN 207423874U CN 201721399616 U CN201721399616 U CN 201721399616U CN 207423874 U CN207423874 U CN 207423874U
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- cathode
- electrolytic cell
- reference electrode
- testing device
- hydrogen evolution
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Abstract
The purpose of this utility model is to provide a kind of cathode hydrogen evolution potential testing device, by electrolytic cell, rubber rubber plug, electrolytic cell liquid in-out mouth, anode, cathode, cathode conduction fixed link, nickel wire, L-type tip glass tube, thermometer, reference electrode, reference electrode reservoir, hose connector composition；Electrolytic cell liquid in-out mouth is equipped with above electrolytic cell, rubber rubber plug is placed in above electrolytic cell liquid in-out mouth；One end of anode and cathode conduction fixed link is inserted by rubber rubber plug in electrolytic cell；Cathode is fixed on cathode conduction fixed link lower end；L-type tip glass tube goes out liquid sharp-crested one end and is inserted by rubber rubber plug in electrolytic cell, and face cathode at sharp-crested, the other end are connected with reference electrode reservoir by hose connector, and reference electrode is located in reference electrode reservoir；Thermometer is inserted by rubber rubber plug in electrolytic cell, and nickel wire is connected to by rubber rubber plug on cathode.The device is easy to carry about with one after disassembling, and easy to assembly, easy to operate after assembling, and test speed is fast.
Description
Technical field
The utility model belongs to electrochemical technology field, especially provides a kind of cathode hydrogen evolution for being easily assembled to, being convenient for carrying
Potential testing device.
Background technology
With the continuous development of chlorine industry, ion-exchange membrane electrolyzer alkaline has become caustic soda processed, high-purity chlorine
Major way.Ion-exchange membrane electrolyzer is mainly made of DSA Ni―Ti anodes and activated cathode, evaluates the most directly square of electrode performance
Method is exactly to test its potential change, analysis oxygen, chlorine evolution potential test method and the equipment facilitation of DSA Ni―Ti anodes, the report of miniaturization
Road is more, has tended to be ripe, but the test of activated cathode hydrogen-evolution overpotential generally requires electrochemical workstation or other large-scale instrument
Device could be completed, and this method is complicated for operation since instrument volume is big, for the certain difficulty of calibration tape, therefore be badly in need of one
Plant small-sized cathode hydrogen evolution potential testing device that can be easy to carry, easily operated.
Utility model content
The purpose of this utility model is to provide a kind of small-sized three-electrode system cathode hydrogen evolution potential testing device, the devices
It is easy to carry about with one after disassembling, and it is easy to assembly, easy to operate after assembling, test speed is fast, especially suitable in ion-exchange membrane electrolyzer
The test of cathode hydrogen evolution current potential used.
Technical solutions of the utility model are as follows：
A kind of cathode hydrogen evolution potential testing device, it is characterised in that：Described device is by electrolytic cell 1, rubber rubber plug 2, electrolysis
Pond liquid in-out mouth 3, anode 4, cathode 5, cathode conduction fixed link 6, nickel wire 7, L-type tip glass tube 8, thermometer 9, reference electricity
Pole 10, reference electrode reservoir 11, hose connector 12 form；
Wherein, 1 top of electrolytic cell is equipped with electrolytic cell liquid in-out mouth 3, and rubber rubber plug 2 is placed in 3 top of electrolytic cell liquid in-out mouth；
One end of anode 4 and cathode conduction fixed link 6 is inserted by rubber rubber plug 2 in electrolytic cell 1, and perpendicular to 1 bottom surface of electrolytic cell；It is cloudy
Pole 5 is fixed on 6 lower end of cathode conduction fixed link, and (cathode 5 is electrode to be measured, and during test, the tested surface of anode 4 and cathode 5 is put down
Row face is set)；L-type tip glass tube 8 goes out liquid sharp-crested one end and is inserted by rubber rubber plug 2 in electrolytic cell 1, and at its sharp-crested
Face cathode 5, the other end are connected with reference electrode reservoir 11 by hose connector 12, and reference electrode 10 is located at reference electricity
In pole reservoir 11；Thermometer 9 is inserted by rubber rubber plug 2 in electrolytic cell 1, and one end of nickel wire 7 is connected to by rubber rubber plug 2
On cathode 5.
As preferred technical solution：
Anode 4 is made of the first conducting rod 401 and anode strip 402, and the first conducting rod 401 is welded on 402 edge of anode strip
The centre position at place；Cathode conduction fixed link 6 is made of the second conducting rod 601 and two pieces of hollow fixed borders, and cathode 5 is fixed
Between left fixed border 603 and right fixed border 602, the second conducting rod 601 is welded on right fixed border 602 or left fixation
The centre position at 603 edge of frame；The anode 4, cathode conduction fixed link 6 are N6 materials, and cathode 5 is that size is 35-45
The N6 nickel mesh grids of the coating of × 35-45 × 0.35mm.
As preferred technical solution：
Electrolytic cell 1 is the hollow cuboid being bonded by the organic glass that thickness is 1mm, and size is 120-200 × 120-
200×120-200mm；Diameter phi=45-75mm of electrolytic cell liquid in-out mouth 3；Rubber rubber plug 2 is that lower surface is φ=40-
70mm, upper surface be φ=55-85mm, the truncated cone-shaped of a height of 30mm；
Diameter phi=3mm of first conducting rod 401,402 size of anode strip are 55-75 × 100 × 1mm；Second conducting rod
601 diameter phi=3mm, two pieces of hollow fixed border sizes are：Outside dimension 35-45 × 35-45 × 1mm, inside dimension 25-
35×25-35×1mm；
The long 200mm of reference electrode reservoir 11, wide 200mm, high 200mm which is provided with liquid outlet.
As preferred technical solution：
Nickel wire 7 is made of φ=0.16mm, the N6 materials of long 150mm；Tube body φ=2mm of L-type tip glass tube 8, it is long
150mm, 90 ° of bending length of tube are 5mm, go out liquid sharp-crested for φ=1mm；Reference electrode 10 is saturated calomel electrode；Hose connector
12 be silica gel hose.
Described device is additionally provided with height regulating frame, for adjusting the residing height of reference electrode reservoir 11.
The corner of two pieces of hollow fixed borders is equipped with the mounting hole of φ=3mm, and cathode 5 is fixed on a left side using bolt
Between fixed border 603 and right fixed border 602, bolt is made of PVC.
Description of the drawings
Fig. 1 cathode hydrogen evolution potential testing device assembling schematic diagrams.
Fig. 2 cathode conduction fixed links and cathode site relation front view.
Fig. 3 cathode conduction fixed links and cathode site relation side view.
Reference numeral：1st, electrolytic cell, 2, rubber rubber plug, 3, electrolytic cell liquid in-out mouth, 4, anode, 5, cathode, 6, cathode leads
Electric fixed link, 7, nickel wire, 8, L-type tip glass tube, 9, thermometer, 10, reference electrode, 11, reference electrode reservoir, 12, soft
Connecting tube, the 401, first conducting rod, 402, anode strip, the 601, second conducting rod, 602, right fixed border, 603, left fixed edge
Frame.
Specific embodiment
Embodiment 1
As shown in Figure 1, 2, 3, the present embodiment described device is by electrolytic cell 1, rubber rubber plug 2, electrolytic cell liquid in-out mouth 3, sun
Pole 4, cathode 5, cathode conduction fixed link 6, nickel wire 7, L-type tip glass tube 8, thermometer 9, reference electrode 10, reference electrode storage
Liquid bath 11, hose connector 12 form；
Wherein, 1 top of electrolytic cell is equipped with electrolytic cell liquid in-out mouth 3, and rubber rubber plug 2 is placed in 3 top of electrolytic cell liquid in-out mouth；
One end of anode 4 and cathode conduction fixed link 6 is inserted by rubber rubber plug 2 in electrolytic cell 1, and perpendicular to 1 bottom surface of electrolytic cell；It is cloudy
Pole 5 is fixed on 6 lower end of cathode conduction fixed link, and cathode 5 is electrode to be measured, and during test, the tested surface of anode 4 and cathode 5 is put down
Row face；L-type tip glass tube 8 goes out liquid sharp-crested one end and is inserted by rubber rubber plug 2 in electrolytic cell 1, and face is cloudy at its sharp-crested
Pole 5, the other end are connected with reference electrode reservoir 11 by hose connector 12, and reference electrode 10 is located at reference electrode liquid storage
In slot 11；Thermometer 9 is inserted by rubber rubber plug 2 in electrolytic cell 1, and one end of nickel wire 7 is connected to cathode 5 by rubber rubber plug 2
On；
The electrolytic cell 1 is the hollow cuboid being bonded by the organic glass that thickness is 1mm, size for 120 × 120 ×
120mm；Diameter phi=45mm of electrolytic cell liquid in-out mouth 3；Rubber rubber plug 2 is lower surface for φ=40mm, upper surface for φ=
55mm, the truncated cone-shaped of a height of 30mm；
Anode 4 is made of the first conducting rod 401 of φ=3mm and the anode strip 402 of 55 × 100 × 1mm, and first is conductive
Bar 401 is welded on the centre position of 402 edge of anode strip, and the anode 4 is N6 nickel plate materials；
Cathode 5 is the N6 nickel mesh grids for the coating that size is 35 × 35 × 0.35mm；Cathode conduction fixed link 6 is by φ
The second conducting rod 601 and 35 × 35 × 1mm of outside dimension of=3mm, two pieces of hollow fixed edges of 25 × 25 × 1mm of inside dimension
Frame forms, and there is the mounting hole of φ=3mm in the corner of fixed border, cathode 5 is fixed on left fixed border 603 and the right side using bolt
Between fixed border 602, bolt is made of PVC, and the second conducting rod 601 is welded on the centre at right 602 edge of fixed border, cathode
Conductive fixed link 6 is N6 materials；
The long 200mm of reference electrode reservoir 11, wide 200mm, high 200mm which is provided with liquid outlet；Reference electrode 10 is
Saturated calomel electrode；Described device is additionally provided with height regulating frame, for adjusting the residing height of reference electrode reservoir 11.
In use, the sodium hydroxide solution of suitable same concentrations is housed in electrolytic cell 1 and reference electrode reservoir 11；
The anode of DC power supply is connected on the first conducting rod of anode 401, cathode is connected on the second conducting rod 601 of cathode, electricity
The anode of pressure table is connected on nickel wire 7, and cathode is connected on reference electrode 10；11 horizontal level of reference electrode reservoir is higher than
The peak of electrolytic cell 1；The liquid outlet of reference electrode reservoir 11 is connected by hose connector 12 with L-type tip glass tube 8, and
Hose connector 12 first is clamped with clip, it is made not flow out the electrolyte in reference electrode reservoir 11 first, L-type tip glass tube
It is contacted at 8 sharp-cresteds with cathode 5, takes away clip, electrolyte is made to be flowed out from 8 sharp-crested of L-type tip glass tube；According to the electricity of test request
Current density condition opens DC power supply and voltmeter, imposes a constant current, after stablizing 2 minutes, observes voltmeter reading, i.e.,
By survey cathode 5 chlorine evolution potential.
Embodiment 2
With embodiment 1 the difference is that：1 size of electrolytic cell is 180 × 180 × 180mm；402 size of anode strip is
50×100×1mm；Cathode 5 is 40 × 40 × 0.35mm；601 40 × 40 × 1mm of outside dimension of the second conducting rod of cathode, interior ruler
Very little 30 × 30 × 1mm；Electrolytic cell liquid in-out mouth 3 is the circular hole of φ=60mm；Rubber rubber plug 2 is that lower surface is φ=55mm, on
Surface be φ=70mm, the truncated cone-shaped of a height of 30mm.
Above-described embodiment is only the technical concepts and features for illustrating the utility model, and its object is to allow be familiar with technique
Personage can understand the content of the utility model and implement according to this, can not the scope of protection of the utility model be limited with this.
All equivalent change or modifications made according to the utility model Spirit Essence, should all cover the scope of protection of the utility model it
It is interior.
Claims (10)
1. a kind of cathode hydrogen evolution potential testing device, it is characterised in that：Described device is by electrolytic cell (1), rubber rubber plug (2), electricity
Solve Chi Jinchuyekou (3), anode (4), cathode (5), cathode conduction fixed link (6), nickel wire (7), L-type tip glass tube (8), temperature
Degree meter (9), reference electrode (10), reference electrode reservoir (11), hose connector (12) composition；
Wherein, electrolytic cell liquid in-out mouth (3) is equipped with above electrolytic cell (1), rubber rubber plug (2) is placed in electrolytic cell liquid in-out mouth (3)
Top；One end of anode (4) and cathode conduction fixed link (6) is inserted by rubber rubber plug (2) in electrolytic cell (1), and perpendicular to
Electrolytic cell (1) bottom surface；Cathode (5) is fixed on cathode conduction fixed link (6) lower end；L-type tip glass tube (8) goes out liquid sharp-crested one end
It is inserted by rubber rubber plug (2) in electrolytic cell (1), and face cathode (5) at its sharp-crested, the other end and reference electrode reservoir
(11) it is connected by hose connector (12), reference electrode (10) is located in reference electrode reservoir (11)；Thermometer (9) passes through
In rubber rubber plug (2) insertion electrolytic cell (1), one end of nickel wire (7) is connected to by rubber rubber plug (2) on cathode (5).
2. according to cathode hydrogen evolution potential testing device described in claim 1, it is characterised in that：Anode (4) is by the first conducting rod
(401) and anode strip (402) composition, the first conducting rod (401) are welded on the centre position of anode strip (402) edge；Cathode
Conductive fixed link (6) is made of the second conducting rod (601) and two pieces of hollow fixed borders, and cathode (5) is fixed on left fixed edge
Between frame (603) and right fixed border (602), the second conducting rod (601) is welded on right fixed border (602) or left fixed border
(603) centre position at edge；The anode (4), cathode conduction fixed link (6) are N6 materials.
3. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：Cathode (5) is that size is 35-
The N6 nickel mesh grids of the coating of 45 × 35-45 × 0.35mm.
4. according to cathode hydrogen evolution potential testing device described in claim 2, it is characterised in that：Electrolytic cell (1) be by thickness be 1mm
The hollow cuboid of organic glass bonding, size are 120-200 × 120-200 × 120-200mm；Electrolytic cell liquid in-out mouth
(3) φ=45-75mm；Rubber rubber plug (2) is that lower surface is φ=40-70mm, and upper surface is φ=55-85mm, a height of 30mm
Truncated cone-shaped；
First conducting rod (401) φ=3mm, anode strip (402) size are 55-75 × 100 × 1mm；Second conducting rod (601) φ
=3mm, two pieces of hollow fixed border sizes are：Outside dimension 35-45 × 35-45 × 1mm, inside dimension 25-35 × 25-35 ×
1mm；
The long 200mm of reference electrode reservoir (11), wide 200mm, high 200mm which is provided with liquid outlet.
5. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：Nickel wire (7) by φ=
The N6 materials of 0.16mm, long 150mm are made.
6. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：L-type tip glass tube (8)
Tube body φ=2mm, long 150mm, 90 ° of bending length of tube are 5mm, go out liquid sharp-crested for φ=1mm.
7. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：Reference electrode (10) is saturation
Calomel electrode.
8. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：Described device is additionally provided with height
Adjusting bracket, for adjusting the residing height of reference electrode reservoir (11).
9. according to cathode hydrogen evolution potential testing device described in claim 2, it is characterised in that：The four of two pieces of hollow fixed borders
Angle is equipped with the mounting hole of φ=3mm, and cathode (5) is fixed on left fixed border (603) and right fixed border (602) using bolt
Between, bolt is made of PVC.
10. according to the cathode hydrogen evolution potential testing device of claim 1 or 2, it is characterised in that：Hose connector (12) is silica gel
Hose.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399616.6U CN207423874U (en) | 2017-10-27 | 2017-10-27 | A kind of cathode hydrogen evolution potential testing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721399616.6U CN207423874U (en) | 2017-10-27 | 2017-10-27 | A kind of cathode hydrogen evolution potential testing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207423874U true CN207423874U (en) | 2018-05-29 |
Family
ID=62309809
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721399616.6U Expired - Fee Related CN207423874U (en) | 2017-10-27 | 2017-10-27 | A kind of cathode hydrogen evolution potential testing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207423874U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115935A (en) * | 2018-09-06 | 2019-01-01 | 江苏大学 | The detection device and method of loaded catalyst different parts Hydrogen Evolution Performance |
| CN111855891A (en) * | 2020-07-27 | 2020-10-30 | 水利部南京水利水文自动化研究所 | Water quality permanganate index online analyzer and detection method thereof |
-
2017
- 2017-10-27 CN CN201721399616.6U patent/CN207423874U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109115935A (en) * | 2018-09-06 | 2019-01-01 | 江苏大学 | The detection device and method of loaded catalyst different parts Hydrogen Evolution Performance |
| CN111855891A (en) * | 2020-07-27 | 2020-10-30 | 水利部南京水利水文自动化研究所 | Water quality permanganate index online analyzer and detection method thereof |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20211027 |