CN213240004U - Long-acting reference electrode - Google Patents
Long-acting reference electrode Download PDFInfo
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- CN213240004U CN213240004U CN202021273154.5U CN202021273154U CN213240004U CN 213240004 U CN213240004 U CN 213240004U CN 202021273154 U CN202021273154 U CN 202021273154U CN 213240004 U CN213240004 U CN 213240004U
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Abstract
The utility model belongs to the technical field of reference electrodes, in particular to a long-acting reference electrode, which comprises a cable and a shell; the cable passes through the top of the shell and extends towards the interior of the shell; a sealing filler and a filler are arranged in the shell from top to bottom, a micro-seepage filler rod is arranged in the sealing filler, the micro-seepage filler rod is vertically and fixedly connected with the top of the shell, a copper electrode is arranged in the filler, and two ends of the copper electrode are respectively and fixedly connected with one end of a cable and the bottom of the shell; the reference electrode is of an all-solid-state sealing structure, a copper sulfate solution does not need to be replaced, copper sulfate does not pollute, the copper electrode does not need to be cleaned and derusted, test data are more reliable, and the service life is longer.
Description
Technical Field
The utility model belongs to the technical field of the reference electrode, concretely relates to long-term reference electrode.
Background
The copper sulfate type reference electrode is mainly used for measuring the natural potential and the cathodic protection potential of an underground metal pipeline, measuring the stray current in soil and measuring the potential of a cable metal sheath and a steel bar in concrete; the electrode can be used as a reference electrode for controlling potential in an impressed current cathodic protection system at a place where soil is sticky; can be applied to various soils and fresh water.
However, the existing traditional reference electrode shell adopts a ceramic cylinder, so that the permeability is high, the concentration of dissolved copper sulfate is reduced, the potential of the electrode is shifted, and the electrode fails; secondly, external impurities and ions are easy to enter the reference electrode due to the existing reference electrode structure to pollute a copper sulfate solution, and meanwhile, the existing reference electrode structure is easy to cause the loss of the copper sulfate solution in long-term use to cause the failure of the reference electrode; it is therefore desirable to design a long-lasting, long-life reference electrode.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems in the prior art, the utility model provides a long-acting reference electrode. The to-be-solved technical problem of the utility model is realized through following technical scheme:
a long-acting reference electrode comprising a cable and a housing; the cable passes through the top of the shell and extends towards the interior of the shell; the cable is characterized in that a sealing filler and a filler are arranged in the shell from top to bottom, a micro-seepage filler rod is arranged in the sealing filler, the micro-seepage filler rod is vertically and fixedly connected with the top of the shell, a copper electrode is arranged in the filler, and two ends of the copper electrode are respectively and fixedly connected with one end of a cable and the bottom of the shell.
Further, the copper electrode is spiral high-purity cathode copper so as to increase the contact area with the filler.
Further, the micro-seepage filler rod is a ceramic rod.
Further, the filler is a mixture of copper sulfate crystals and a water absorbing material.
Further, the cable is a single-core copper cable.
Further, the sealing filler is a sealant.
Further, the shell is made of PE.
The utility model has the advantages that:
the reference electrode is of an all-solid-state sealing structure, a copper electrode is difficult to oxidize, the electrode is more stable, and the testing precision is higher; meanwhile, materials in the shell of the structure are difficult to leak, the difficulty of permeation of external impurities to the inside of the reference electrode is increased while the permeation of internal liquid is reduced, and the service life of the reference electrode is effectively prolonged.
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Drawings
FIG. 1 is a schematic cross-sectional view of the present reference electrode structure.
In the figure: 1. a micro-permeable packing rod; 2. a filler; 3. a copper electrode; 4. a cable; 5. sealing and filling; 6. a housing.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined purpose, the following detailed description of the embodiments, structural features and effects of the present invention will be made with reference to the accompanying drawings and examples.
In the description of the present invention, it is to be understood that the terms "front", "back", "upper", "lower", "inner", "outer", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
As shown in fig. 1, a long-acting reference electrode comprises a cable 4 and a housing 6; the cable 4 extends through the top of the housing 6 towards the inside of the housing 6; the inside of the shell 6 is provided with a sealing filler 5 and a filler 2 from top to bottom, a micro-seepage filler rod 1 is arranged in the sealing filler 5, the micro-seepage filler rod 1 is fixedly connected with the top of the shell 6 in a vertical manner, a copper electrode 3 is arranged in the filler 2, and two ends of the copper electrode 3 are respectively fixedly connected with one end of a cable 4 and the bottom of the shell 6.
The copper electrode 3 is spiral high-purity cathode copper to increase the contact area with the filler 2. The micro-seepage filler rod 1 is a ceramic rod. The filler 2 is a mixture of copper sulfate crystals and a water absorbing material. The cable 4 is a single core copper cable. The sealing filler 5 is a sealant. The shell 6 is made of PE material.
When the reference electrode is used, the electrode is extended into soil or a pipeline, so that a reference opening is kept above the device; meanwhile, a micro-seepage filler rod and a sealing filler are arranged below the reference port, so that multiple sealing of the reference port is more effectively realized, and impurities are prevented from entering from the reference port to cause pollution of a copper sulfate solution; the reference electrode has the characteristics of an all-solid-state sealing structure, a copper sulfate solution does not need to be replaced, copper sulfate does not pollute, the copper electrode does not need to be cleaned and derusted, and test data is more reliable; the full-sealing structure has the advantages that the copper electrode is not oxidized, the electrode is more stable, and the test precision is higher.
The foregoing is a more detailed description of the present invention, taken in conjunction with the specific preferred embodiments thereof, and it is not intended that the invention be limited to the specific embodiments shown and described. To the utility model belongs to the technical field of ordinary technical personnel, do not deviate from the utility model discloses under the prerequisite of design, can also make a plurality of simple deductions or replacement, all should regard as belonging to the utility model discloses a protection scope.
Claims (6)
1. A long-acting reference electrode, characterized by: comprises a cable (4) and a shell (6); the cable (4) passes through the top of the shell (6) and extends towards the inside of the shell (6); the novel micro-seepage packing box is characterized in that a sealing packing (5) and a packing (2) are arranged in the shell (6) from top to bottom, a micro-seepage packing rod (1) is arranged in the sealing packing (5), the micro-seepage packing rod (1) is fixedly connected with the top of the shell (6) in a vertical mode, a copper electrode (3) is arranged in the packing (2), and two ends of the copper electrode (3) are fixedly connected with one end of a cable (4) and the bottom of the shell (6) respectively.
2. The long-acting reference electrode of claim 1, further comprising: the copper electrode (3) is spiral high-purity cathode copper so as to increase the contact area with the filler (2).
3. The long-acting reference electrode of claim 1, wherein: the micro-seepage filler rod (1) is a ceramic rod.
4. The long-acting reference electrode of claim 1, wherein: the cable (4) is a single-core copper cable.
5. The long-acting reference electrode of claim 1, wherein: the sealing filler (5) is a sealant.
6. The long-acting reference electrode of claim 1, wherein: the shell (6) is made of PE materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273154.5U CN213240004U (en) | 2020-07-03 | 2020-07-03 | Long-acting reference electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021273154.5U CN213240004U (en) | 2020-07-03 | 2020-07-03 | Long-acting reference electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213240004U true CN213240004U (en) | 2021-05-18 |
Family
ID=75886541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021273154.5U Active CN213240004U (en) | 2020-07-03 | 2020-07-03 | Long-acting reference electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213240004U (en) |
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2020
- 2020-07-03 CN CN202021273154.5U patent/CN213240004U/en active Active
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