CN207351941U - A kind of split ion-selective electrode - Google Patents
A kind of split ion-selective electrode Download PDFInfo
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- CN207351941U CN207351941U CN201721084464.0U CN201721084464U CN207351941U CN 207351941 U CN207351941 U CN 207351941U CN 201721084464 U CN201721084464 U CN 201721084464U CN 207351941 U CN207351941 U CN 207351941U
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- electrode
- electrode body
- plug division
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- sensitive membrane
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Abstract
The utility model discloses a kind of split ion-selective electrode, including electrode body, a diameter of 6~10mm of the electrode body, described electrode body one end is connected with pluggable in the plug division in electrode connecting seat, the other end is equipped with the plane sensitive membrane that can be matched, the plug division top is equipped with conductive part that is coupled and being in contact with electrode cable, and the plug division top is equipped with the contact site of arc shape.The utility model is simple in structure, it is easy to make, reduce the volume of electrode, it is allowed to be easier to be plugged in small sample container, it is located at the plane sensitive membrane of electrode body end face, makes sensitive membrane be easier to contact with sample solution, a small amount of sample of measurable as low as 5ml, its electrode body and the split type structure in plug division, can be easy to maintenance, extend electrode life.
Description
Technical field
Ion-selective electrode technical field is the utility model is related to, more specifically, it relates to which a kind of split ion selects
Electrode.
Background technology
Ion-selective electrode is caused membrane potential between ion sensitive membrane and reference electrode using working electrode, from
And measure the activity of effects of ion or the electrochemical sensor of concentration.Traditional ion-selective electrode is that electrode is directly inserted in
On connecting seat and with it, internal conducting wire is connected to form circuit, in measurement, it is necessary to which two electrodes, (ion selects working electrode
And reference electrode) while insert and be soaked in sample, and the container bore of sample allows for being inserted into two electrodes at the same time, because
This, for the sample of some small containers, traditional independent monomer ion-selective electrode can not then measure it.Mesh
Before, some compound ions selection electrode that in the market occurs attaches together ion sensitive membrane and frame of reference together, when measurement only needs
One combination electrode is inserted and is soaked in sample, is inserted at the same time although avoiding two electrodes, its combination electrode it is straight
Footpath isStill be difficult to meet the sample measurement of small container, also, due to its sensitive membrane shape differs, positional structure not
Parity problem, causes combination electrode can not measure the relatively low sample of liquid level of solution, is unfavorable for the dry storage of sensitive membrane, therefore,
Emerging compound ion selection electrode design, cannot still be fully solved the measurement space of work, but also limited to it and maintained ring
Border, reduce its working life, can not meet the needs of modern production very well.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned deficiency for the prior art, there is provided it is a kind of simple in structure,
It is easily installed, can effectively prolongs the service life and expand the split ion-selective electrode of its use scope.
The technical solution of the utility model is such：A kind of split ion-selective electrode, including electrode body, the electricity
A diameter of 6~10mm of pole main body, described electrode body one end are connected with pluggable in the grafting in electrode connecting seat
Portion, the other end are equipped with the plane sensitive membrane that can be matched, and the plug division top is equipped with coupled and can be led with electrode
The conductive part that line is in contact, the plug division top are equipped with the contact site of arc shape.
As a further improvement, the contact site, conductive part, plug division with the coaxial cloth of electrode body
Put, also, the diameter of the electrode body is equal to the diameter of the plug division, and the diameter of the electrode body is equal to the conduction
Two times of portion's diameter.
Further, a diameter of 8mm of the electrode body, correspondingly, a diameter of 8mm of the plug division, described to lead
A diameter of 4mm in electric portion.
Further, the sensitive membrane is arranged on the inner cavity of the electrode body, also, the bottom end face of the sensitive membrane
With the bottom end face flush of the electrode body.
Further, the plug division is the direct insertion golden male plug with spring.
Further, the electrode body outer surface is equipped with sequence number.
Beneficial effect
The utility model compared with prior art, has the following advantages：
1st, the utility model is simple in structure, and electrode body is designed as to the diameter of 8mm, reduces electrode volume, is allowed to easy
In being inserted into small sample container, the sample solution of more small container can be measured, expands the use scope of electrode；
2nd, the utility model is novel in design, its electrode body and the split type structure in plug division, and the sensitivity that can be matched
Film, can be individually positioned in different storage environments according to different selective sensitivity films and carry out independent maintenance, easy to maintain, effectively
Extend electrode life；
3rd, the utility model is designed reasonably, it is located at the plane sensitive membrane of electrode body end face, is easier sensitive membrane
Contacted with sample solution, a small amount of sample of measurable as low as 5ml, expand the measurement range of electrode；
4th, the plug division top of the utility model sets conductive part, its large area conductive contact surfaces While can fast being configured with electrode connecting seat, the intact fidelity of signal transmission is also ensured；
5th, sequence number is set on the electrode body of the utility model, be conducive to other electrodes coordinate with formed combined type from
Sub-electrode socket, easy to assemble, and the whole follow-up of quality inspection in later stage；
6th, the 8mm diameter electrodes in the utility model, when coordinating composition combined type ion electrode socket with other electrodes,
It is equal 6mm distances to make the electrode between each electrode, ensures that measurement electrochemical circuit is stablized, improves measurement accuracy relatively
While the occupied space of electrode is minimized.
Brief description of the drawings
Fig. 1 is the structure diagram of the utility model；
Fig. 2 is the structure diagram after the utility model installation；
Fig. 3 is the part section structural representation at A in Fig. 2.
Wherein：1- electrode bodies, 2- electrodes connecting seat, 3- plug divisions, 4- sensitive membranes, 5- electrode cables, 6- conductive parts,
7- contact sites, 8- conducting mediums.
Embodiment
Specific embodiment in below in conjunction with the accompanying drawings is described further the utility model.
Refering to Fig. 1-3, a kind of split ion-selective electrode of the utility model, including electrode body 1, the electrode body 1
For the structure of cylinder, PVC material, a diameter of 6~10mm of its electrode body 1, reduces electrode the space occupied as far as possible,
It is connected with 1 one end of electrode body pluggable in the plug division 3 in electrode connecting seat 2, be connected through a screw thread or be buckled company
The mode such as connect or be interference fitted to be connected, but must assure that circuit communication therebetween, make between plug division 3 and electrode body 1
Can dismantle at any time, when electrode for a long time when not used, electrode body 1 can disassemble to independent storage, electrode body 1 it is another
End is equipped with the plane sensitive membrane 4 that can be matched, and sensitive membrane 4 is made of, its position according to different ionic species different materials
In the plane sensitive membrane 4 of 1 bottom face of electrode body, sensitive membrane 4 is set to be easier to contact with sample solution, measurable as low as 5ml
A small amount of sample, expand the measurement range of electrode；It is equipped with the top of plug division 3 coupled and can be with 5 phase of electrode cable
The conductive part 6 of contact, the conductive part 6 of independent design, the conductive part 6 are cylindrical type, with traditional electrode using top planes and electricity
The connected form of the contact of polar conductor 5 is different, and the utility model is contacted by cylindrical outer surface with electrode cable 5 to be connected, and increases
Conductive contact area, while can fast being configured with electrode connecting seat 2, also ensures the intact fidelity of signal transmission；Inserting
3 top of socket part is equipped with the contact site 7 of arc shape, on the one hand can be in order to judge whether to be installed in place when mounted, on the other hand
Can be that electrode cable 5 provides and allow bit space.The utility model is novel in design, its electrode body 1 and the split type knot in plug division 3
Structure, and the sensitive membrane 4 that can be matched, can be individually positioned in different storage environments according to different selective sensitivity films and carry out solely
Vertical maintenance, easy to maintain, effectively extends electrode life.
In the present embodiment, its contact site 7, conductive part 6, plug division 3 are coaxially arranged with electrode body 1, also, electrode master
The diameter of body 1 is equal to the diameter of plug division 3, and the diameter of electrode body 1 is equal to two times of 6 diameter of conductive part, it is preferred that electrode
A diameter of 8mm of main body 1, correspondingly, a diameter of 8mm of plug division 3, a diameter of 4mm of conductive part 6, electrode body 1 is set
The diameter of 8mm is calculated as, reduces electrode volume, makes it easy to be inserted into small sample container, the sample of more small container can be measured
Solution, expands the use scope of electrode, meanwhile, when coordinating composition combined type ion electrode socket with other electrodes, make every
Electrode between a electrode is equal 6mm distances, ensures that measurement electrochemical circuit is stablized, improves the same of measurement accuracy relatively
When the occupied space of electrode is minimized.
In the above-described embodiment, the bottom end face of sensitive membrane 4 and the bottom end face flush of electrode body 1, top end
Face contacts with the conducting medium 8 in electrode body 1 and is connected together to potential circuit, further ensures that sensitive membrane 4 and sample solution
It is in contact, electrode is measured the sample of lower liquid level；Its plug division 3 is the direct insertion golden male plug with spring, is
The golden spring male plug of high-purity, electricity is fixedly connected on by forming frictional force between the elastic force and electrode connecting seat 2 of spring
It is convenient for disassembly and assembly on pole connecting seat 2；Be equipped with sequence number (not shown) in the outer surface of electrode body 1, be conducive to and other
Electrode coordinates to form combined ion electrode socket, easy to assemble, and the whole follow-up of quality inspection in later stage.
Above-described is only the preferred embodiment of the utility model, it should be pointed out that is come for those skilled in the art
Say, on the premise of the utility model structure is not departed from, several modifications and improvements can also be made, these are all without this reality of influence
With the effect and practical applicability of new implementation.
Claims (6)
1. a kind of split ion-selective electrode, including electrode body (1), it is characterised in that the electrode body (1) it is a diameter of
6~10mm, the electrode body (1) one end be connected with it is pluggable in the plug division (3) in electrode connecting seat (2), separately
One end is equipped with the plane sensitive membrane (4) that can be matched, and the plug division (3) top is equipped with coupled and can be led with electrode
The conductive part (6) that line (5) is in contact, the plug division (3) top are equipped with the contact site (7) of arc shape.
2. a kind of split ion-selective electrode according to claim 1, it is characterised in that the contact site (7), conductive
Portion (6), plug division (3) are coaxially arranged with the electrode body (1), also, the diameter of the electrode body (1) is equal to institute
The diameter of plug division (3) is stated, the diameter of the electrode body (1) is equal to two times of the conductive part (6) diameter.
A kind of 3. split ion-selective electrode according to claim 2, it is characterised in that the electrode body (1) it is straight
Footpath is 8mm, correspondingly, a diameter of 8mm of the plug division (3), a diameter of 4mm of the conductive part (6).
4. a kind of split ion-selective electrode according to claim 1, it is characterised in that the sensitive membrane (4) is arranged on
The inner cavity of the electrode body (1), also, the bottom end face of the sensitive membrane (4) and the bottom end face of the electrode body (1)
Flush.
5. a kind of split ion-selective electrode according to any one in claim 1-4, it is characterised in that described inserts
Socket part (3) is the direct insertion golden male plug with spring.
6. a kind of split ion-selective electrode according to claim 5, it is characterised in that the electrode body (1) is outside
Surface is equipped with sequence number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721084464.0U CN207351941U (en) | 2017-08-28 | 2017-08-28 | A kind of split ion-selective electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721084464.0U CN207351941U (en) | 2017-08-28 | 2017-08-28 | A kind of split ion-selective electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207351941U true CN207351941U (en) | 2018-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721084464.0U Active CN207351941U (en) | 2017-08-28 | 2017-08-28 | A kind of split ion-selective electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207351941U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865111A (en) * | 2019-12-25 | 2020-03-06 | 广州商辉仪业智能科技股份有限公司 | Ion selective electrode |
-
2017
- 2017-08-28 CN CN201721084464.0U patent/CN207351941U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110865111A (en) * | 2019-12-25 | 2020-03-06 | 广州商辉仪业智能科技股份有限公司 | Ion selective electrode |
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