CN207036755U - A kind of channel electrode suitable for modified electrode - Google Patents
A kind of channel electrode suitable for modified electrode Download PDFInfo
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- CN207036755U CN207036755U CN201720844015.5U CN201720844015U CN207036755U CN 207036755 U CN207036755 U CN 207036755U CN 201720844015 U CN201720844015 U CN 201720844015U CN 207036755 U CN207036755 U CN 207036755U
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- electrode
- electrolytic cell
- groove
- supporting plate
- sample
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Abstract
The utility model discloses a kind of channel electrode suitable for modified electrode, electrolytic cell supporting plate is provided with reference electrode groove, slot electrode, sample outlet hole and sample holes, sample outlet hole is connected with reference electrode groove, and sample holes connect with to slot electrode；Fixed plate is provided with working electrode groove；Pad is between electrolytic cell supporting plate and fixed plate；Through hole on pad cooperatively forms electrolyte chamber with electrolytic cell supporting plate and fixed plate；Working electrode, reference electrode, it is installed in working electrode groove, reference electrode groove respectively to electrode, to slot electrode；Working electrode groove, sample outlet hole and sample holes are connected with electrolyte chamber, and electrolyte is full of in electrolyte chamber, sample outlet hole and sample holes, form working electrode, reference electrode and the three electrolysis systems to electrode.Working electrode can individually be screwed out in the case where the other parts of whole electrolytic cell are motionless and carry out processing operation, modified electrode can be conveniently used in into current system by the utility model, be advantageous to expand detection range and application.
Description
Technical field
The utility model belongs to channel electrode technical field, and in particular to a kind of flowing suitable for modified electrode is electrolysed
Pond.
Background technology
Thin-Layer Electrolytic Cell is utilized the initial stage sixties in twentieth century first, and the liquor capacity of very little is limited in electricity by it
In one thin layer on pole surface, increase the volume ratio of electrode surface area and measure liquid by reducing the volume of measure liquid, therefore
Only need the very short time to be just electrolysed sample completely.There was only working electrode in the thin layer room of the thin layer cell of earlier report, and join
Than being placed on auxiliary electrode outside thin layer room, this design is disadvantageous in that non-thread caused by serious uneven CURRENT DISTRIBUTION
Property potential.Later, researcher was improved the structure of thin layer cell, and working electrode and reference electrode are placed in thin layer room, and
Auxiliary electrode is placed on outside thin layer room, can eliminate the adverse effect that former structure is brought.Also have researcher by work, reference and
Auxiliary electrode is placed in thin layer room, it is noted that being protected between auxiliary electrode and working electrode when designing such thin layer cell
Certain distance is held, avoids the interference between two diffusion layers.
Laminar flows electrolytic cell can realize the detection of flowing sample, but because the working electrode of electrolytic cell is embedded in fixation
In plate, either cleaning or progress electrode modification has certain difficulty, and these can limit the detection range of channel electrode.
Utility model content
In place of the purpose of this utility model is overcome the deficiencies in the prior art, there is provided a kind of suitable for modified electrode
Channel electrode, individually working electrode can be screwed out and carry out processing behaviour in the case where the other parts of whole electrolytic cell are motionless
Make, modified electrode can be conveniently used in current system, be advantageous to expand detection range, expand channel electrode applies model
Enclose.
Technical scheme is used by the utility model solves its technical problem：
A kind of channel electrode suitable for modified electrode, including：
Electrolytic cell supporting plate, it which is provided with horizontally disposed reference electrode groove and to slot electrode, the axle of the reference electrode groove
Line and axis to slot electrode are parallel to each other；The sample outlet hole arranged vertically and horizontally disposed is additionally provided with the electrolytic cell supporting plate
Sample holes, the position of the sample outlet hole opening are higher than the position of the sample holes opening；The sample outlet hole is interconnected with reference electrode groove,
The sample holes to slot electrode with being interconnected；
Fixed plate, electrolytic cell supporting plate is installed in, which is provided with horizontally disposed working electrode groove, the working electrode groove
Axis is parallel to each other with reference electrode groove and to the axis of slot electrode；
Pad, it is fixed between electrolytic cell supporting plate and fixed plate；Through hole is provided with pad, the through hole and pad both sides
Electrolytic cell supporting plate and fixed plate complement each other to form electrolyte chamber；
Working electrode, it is installed in working electrode groove；
Reference electrode, it is installed in reference electrode groove；
To electrode, it is installed in in slot electrode；
The position of the working electrode groove, sample outlet hole and sample holes it is corresponding with the position of the through hole and with electrolyte chamber phase
Connection, electrolyte chamber, sample outlet hole and sample holes are interior to be full of electrolyte, forms working electrode, reference electrode and three electrodes to electrode
Electrolysis system.
In one embodiment：Also include base, the electrolytic cell supporting plate is installed in base.
In one embodiment：The electrolytic cell supporting plate is provided with some fix bars, if the pad and fixed plate pass through this
Solid fixed pole is installed in electrolytic cell supporting plate.
In one embodiment：The fixation for being fastened and fixed plate, pad and electrolytic cell supporting plate is additionally provided with the fix bar
Part.
In one embodiment：The electrolytic cell supporting plate is made up of polyether-ether-ketone resin；The fixed plate is polyether-ether-ketone tree
Fat is made.
In one embodiment：The pad is made up of polytetrafluoroethylene (PTFE).
In one embodiment：The through hole is ellipse.
In one embodiment：The working electrode is glass-carbon electrode.
In one embodiment：Described is hollow stainless steel tube to electrode.
In one embodiment：It is described to electrode by being installed in electrode fixuture to slot electrode.
Compared with background technology, it has the following advantages that the technical program：
1) polish cleaning and modification operation easily can be carried out to working electrode, is advantageous to expand detection range, expands
The application of channel electrode；
2) the flowing substitution stirring of liquid can be then used using channel electrode, simplifies experimental provision, while can facilitate
The renewal of sample is detected, reduces the interference of local concentration；
3) liquid enters from the relatively low sample holes in position, the sample outlet hole outflow higher from position, even if containing gas in solution
Bubble will not be also rested in electrolytic cell cavity；
4) electrochemical signals response is stable and sensitive.
Brief description of the drawings
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the channel electrode overall structure diagram (vertical view) of the present utility model suitable for modified electrode.
Fig. 2 is electrolytic cell supporting plate schematic top plan view of the present utility model.
Fig. 3 is the schematic side view of electrolytic cell supporting plate of the present utility model.
Fig. 4 is the schematic elevation view of electrolytic cell supporting plate of the present utility model.
Fig. 5 is the schematic elevation view of fixed plate of the present utility model.
Fig. 6 is the schematic side view of fixed plate of the present utility model.
Fig. 7 is the schematic elevation view of pad of the present utility model.
Fig. 8 is working electrode schematic diagram of the present utility model.
Reference：Electrolytic cell supporting plate 1, reference electrode groove 2, to slot electrode 3, sample holes 4, sample outlet hole 5, reference electrode
6, to electrode 7, to electrode fixuture 8, pad 9, through hole 10, fix bar 11, fixed plate 12, working electrode 13, fixture 14, bottom
Seat 15, working electrode groove 16.
Embodiment
Content of the present utility model is illustrated below by embodiment：
In description of the present utility model, it is to be understood that term " on ", " under ", "front", "rear", "left", "right",
The orientation or position relationship of the instruction such as " horizontal stroke ", " perpendicular ", " top ", " bottom ", " interior ", " outer " are based on shown in the stereogram in accompanying drawing
Orientation or position relationship, it is for only for ease of description the utility model and simplifies description, rather than indicates or imply signified dress
Put or element there must be specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the utility model
Limitation.
It refer to Fig. 1 to Fig. 8, a kind of channel electrode suitable for modified electrode, including：
Base 15；
Electrolytic cell supporting plate 1, it can be made up of polyether-ether-ketone (PEEK) resin, be installed in base 15；The electrolytic cell supports
The side of plate 1 is provided with horizontally disposed reference electrode groove 2 and to slot electrode 3, the axis of the reference electrode groove 2 and to slot electrode 3
Axis be parallel to each other；The sample outlet hole 5 arranged vertically and horizontally disposed sample holes 4 are additionally provided with the electrolytic cell supporting plate 1, should
The aperture 1mm of sample outlet hole 5, connection reference electrode groove 2, the one side of sample outlet hole 5 are electric along vertical reference by the bottom center of reference electrode groove 2
Direction where the axis of pole groove 2 extends upward through electrolytic cell supporting plate 1, on the other hand electric along reference by the bottom center of reference electrode groove 2
Electrolytic cell supporting plate 1 is run through in direction where the axis of pole groove 2 to the opposite side of electrolytic cell supporting plate 1；The sample holes 4 aperture 1mm, even
It is logical to slot electrode 3, its to the bottom center of slot electrode 3 along to direction where the axis of slot electrode 3 to the another of electrolytic cell supporting plate 1
Electrolytic cell supporting plate 1 is run through in side；Sample holes 4 and sample outlet hole 5 are respectively that sample provides the passage for flowing into and out electrolytic cell, and are gone out
Opened in the position of the top surface opening of electrolytic cell supporting plate 1 higher than sample holes 4 in 1 another side surface of electrolytic cell supporting plate in sample hole 5
The position of mouth；The threaded fix bar 11 of some stainless steels is additionally provided with the electrolytic cell supporting plate 1；
Fixed plate 12, it is made up of PEEK resins, fixed plate 12 is through fix bar 11 and passes through (such as the overcoat spiral shell of fixture 14
It is female) it is fixed in the opposite side of electrolytic cell supporting plate 1；Fixed plate 12 is provided with horizontally disposed working electrode groove 16, the working electrode
The axis of groove 16 is parallel to each other with reference electrode groove 2 and to the axis of slot electrode 3；
Working electrode 13, it is diameter 3mm quarter threaded glass-carbon electrode, is screwed onto in working electrode groove 16；
Reference electrode 6, it is screwed onto 2 in reference electrode groove；
It is one section of hollow stainless steel tube to electrode 7, passes through the hollow fixation that spun to electrode fixuture 8 (such as screw)
In to slot electrode 3；
Pad 9, is made up of polytetrafluoroethylene (PTFE), and pad 9 passes through fix bar 11 to be installed in electrolytic cell supporting plate 1 and pad 9
Between electrolytic cell supporting plate 1 and fixed plate 12；9 liang of the through hole 10 of ellipse, the through hole 10 and pad are provided with pad 9
The electrolytic cell supporting plate 1 and fixed plate 12 of side complement each other to form the electrolyte chamber of sealing；Major axis 16mm, the short axle 8mm of through hole 10,
Its size enough covers working electrode groove 16, sample outlet hole 5 and sample holes 4 simultaneously so that working electrode groove 16, sample outlet hole 5
It is corresponding with the position of the through hole 10 with the position of sample holes 4 and equal can be connected with electrolyte chamber；Electrolyte chamber, the and of sample outlet hole 5
Electrolyte is full of in sample holes 4, forms working electrode 13, reference electrode 6 and the three electrolysis systems to electrode 7.
The utility model in-site installation and occupation mode are as follows：
Installation：1) electrode 7 will be fixed on hollow in electrode fixuture 8, being then threaded into slot electrode 3；By reference
Electrode 6 screws in reference electrode groove 2；
2) pad 9 is inserted in fix bar 11；
3) fixed plate 12 is inserted in fix bar 11, then fixed plate 12 locked with fixing 14, compress electrolytic cell supporting plate
1st, pad 9 and fixed plate 12, are easy to be formed the electrolyte chamber of sealing, prevent solution leakage；
4) working electrode 13 is screwed in into working electrode groove 16.
Use：Sample provides power by syringe pump or peristaltic pump, enters to electrode 7, enters pad by sample holes 4
In 9 ellipse hole 10；In the three electrolysis systems formed to electrode 7, reference electrode 6 and working electrode 13, use
Stripping voltammetry, is deposited on working electrode 13 and dissolution by extra electric field metal ion.Final sample is from sample outlet hole 5
Outflow.
The purpose of this utility model is by using the working electrode 13 that can be screwed in, and solves working electrode cleaning and carries out
Electrode modification has the problem of certain difficulty.Then the flowing of liquid can be used to substitute stirring using channel electrode, simplified
Experimental provision.It is not fixed to electrode 7 and reference electrode 6, easily can also changes as needed.It is screwed
Cap nut 14 is screwed in fix bar 11 whole device is more sealed.
It is described above, only the utility model preferred embodiment, therefore the utility model implementation can not be limited according to this
Scope, i.e., the equivalent changes and modifications made according to the utility model patent scope and description, it is new all should still to belong to this practicality
In the range of type covers.
Claims (10)
- A kind of 1. channel electrode suitable for modified electrode, it is characterised in that：Including：Electrolytic cell supporting plate, which is provided with horizontally disposed reference electrode groove and to slot electrode, the axis of the reference electrode groove and The axis of slot electrode is parallel to each other；The sample outlet hole arranged vertically and horizontally disposed sample introduction are additionally provided with the electrolytic cell supporting plate Hole, the position of the sample outlet hole opening are higher than the position of the sample holes opening；The sample outlet hole is interconnected with reference electrode groove, and this enters Sample hole to slot electrode with being interconnected；Fixed plate, electrolytic cell supporting plate is installed in, which is provided with horizontally disposed working electrode groove, the axis of the working electrode groove It is parallel to each other with reference electrode groove and to the axis of slot electrode；Pad, it is fixed between electrolytic cell supporting plate and fixed plate；Through hole is provided with pad, the through hole and the electricity of pad both sides Solution pond supporting plate and fixed plate complement each other to form electrolyte chamber；Working electrode, it is installed in working electrode groove；Reference electrode, it is installed in reference electrode groove；To electrode, it is installed in in slot electrode；The position of the working electrode groove, sample outlet hole and sample holes is corresponding with the position of the through hole and is connected with electrolyte chamber It is logical, electrolyte is full of in electrolyte chamber, sample outlet hole and sample holes, forms working electrode, reference electrode and the three electrodes electricity to electrode Enzymatic hydrolysis system.
- 2. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：Also include base, institute State electrolytic cell supporting plate and be installed in base.
- 3. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：The electrolytic cell support Plate is provided with some fix bars, the pad and fixed plate and is installed in by some fix bars in electrolytic cell supporting plate.
- 4. the channel electrode according to claim 3 suitable for modified electrode, it is characterised in that：In the fix bar also Provided with the fixture for being fastened and fixed plate, pad and electrolytic cell supporting plate.
- 5. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：The electrolytic cell support Plate is made up of polyether-ether-ketone resin；The fixed plate is made up of polyether-ether-ketone resin.
- 6. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：The pad is poly- four PVF is made.
- 7. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：The through hole is ellipse Shape.
- 8. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：The working electrode is Glass-carbon electrode.
- 9. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：Described is sky to electrode Heart stainless steel tube.
- 10. the channel electrode according to claim 1 suitable for modified electrode, it is characterised in that：It is described that electrode is led to Cross and electrode fixuture is installed in slot electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844015.5U CN207036755U (en) | 2017-07-12 | 2017-07-12 | A kind of channel electrode suitable for modified electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720844015.5U CN207036755U (en) | 2017-07-12 | 2017-07-12 | A kind of channel electrode suitable for modified electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207036755U true CN207036755U (en) | 2018-02-23 |
Family
ID=61463673
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720844015.5U Expired - Fee Related CN207036755U (en) | 2017-07-12 | 2017-07-12 | A kind of channel electrode suitable for modified electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207036755U (en) |
-
2017
- 2017-07-12 CN CN201720844015.5U patent/CN207036755U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20180223 Termination date: 20190712 |
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| CF01 | Termination of patent right due to non-payment of annual fee |