CN212622360U - Two-pole graphite conductivity electrode - Google Patents
Two-pole graphite conductivity electrode Download PDFInfo
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- CN212622360U CN212622360U CN202020823226.2U CN202020823226U CN212622360U CN 212622360 U CN212622360 U CN 212622360U CN 202020823226 U CN202020823226 U CN 202020823226U CN 212622360 U CN212622360 U CN 212622360U
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Abstract
The utility model relates to the technical field of conductivity electrodes, in particular to a bipolar graphite conductivity electrode, which comprises an electrode rod, a temperature electrode, an electrode cap and an electrode shielding wire, wherein the temperature electrode and the electrode cap are respectively arranged at two ends of the electrode rod, the temperature electrode is arranged on the side surface of the electrode rod, and the electrode cap is sleeved on the end surface of the electrode rod; one end of the electrode shielding wire penetrates out of the electrode cap, the inside of the electrode rod is hollow, and the other end of the electrode shielding wire is arranged inside the electrode rod and connected with the temperature electrode; the electrode structure provided by the utility model has the advantages of good linearity, strong signal interference resistance and wide measurement range, and can be applied to water quality environment monitoring of 5 mu S/cm-200 mS/cm; and no platinum black falling phenomenon exists in the using process, and the constant of the conductivity cell can be kept unchanged for a long time. When measuring high concentration solution, the intermittent jumping phenomenon of data does not occur, the cleaning is convenient, the service life is long, the maintenance amount is low, and the method can be used for on-line monitoring for a long time.
Description
Technical Field
The utility model relates to a conductivity electrode technical field specifically is a bipolar graphite conductivity electrode.
Background
Conductivity electrodes, referred to as conductivity electrodes for short, differ from pH electrodes in their structural principle. Conductive electrodes are generally divided into two types: two-electrode type conductive electrode, multi-electrode type conductive electrode. The conductivity electrode simplifies the functions on the basis of ensuring the performance, thereby having extremely strong price advantage, clear display, simple operation and excellent test performance, leading the conductivity electrode to have very high cost performance, and being widely applied to the continuous monitoring of conductivity values in solutions such as thermal power, chemical fertilizers, metallurgy, environmental protection, pharmacy, biochemistry, food, tap water and the like.
At present, in the market, the conductivity electrode is mostly a two-pole electrode, and a platinum black electroplating method is generally adopted; the electrode manufactured by the structure has a narrow detection range, the electroplatinized black layer is easily interfered and abraded by the external environment, so that the constant of the conductivity cell is variable, and when the platinum black layer is completely detached, the function of the electrode is invalid.
Disclosure of Invention
An object of the utility model is to provide a bipolar graphite conductivity electrode to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a bipolar graphite conductivity electrode comprises an electrode rod, a temperature electrode, an electrode cap and an electrode shielding wire, wherein the temperature electrode and the electrode cap are respectively arranged at two ends of the electrode rod, the temperature electrode is arranged on the side surface of the electrode rod, and the electrode cap is sleeved on the end surface of the electrode rod; one end of the electrode shielding wire penetrates out of the electrode cap, the inside of the electrode rod is hollow, and the other end of the electrode shielding wire is arranged inside the electrode rod and connected with the temperature electrode; graphite sheets are symmetrically arranged on two sides of the temperature electrode.
Preferably, the electrode rod is made of plastic materials, one end provided with the temperature electrode is sealed, one end provided with the electrode cap is opened, and the electrode cap is installed on the electrode rod through threads.
Preferably, the screw thread of the electrode cap is provided with a PG13.5 pipe screw thread, and the graphite sheet is hard composite graphite.
Preferably, an insulating rubber ring is arranged between the electrode rod and the electrode cap, and the insulating rubber ring is made of a fluororubber material.
Preferably, a through hole is formed in the electrode cap, and the electrode shielding wire penetrates through the through hole; an anti-twisting sheath is arranged in the through hole, the anti-twisting sheath is of an annular structure and is arranged between the electrode cap and the electrode shielding wire, and the electrode shielding wire penetrates through the annular groove; the anti-twisting sheath is made of rubber materials.
Compared with the prior art, the beneficial effects of the utility model are that: the electrode structure provided by the utility model has the advantages of good linearity, strong signal interference resistance and wide measurement range, and can be applied to water quality environment monitoring of 5 mu S/cm-200 mS/cm; and no platinum black falling phenomenon exists in the using process, and the constant of the conductivity cell can be kept unchanged for a long time; when measuring high concentration solution, the intermittent jumping phenomenon of data does not occur, the cleaning is convenient, the service life is long, the maintenance amount is low, and the method can be used for on-line monitoring for a long time.
Drawings
Fig. 1 is a schematic structural view of the present invention;
reference numbers in the figures: 1. an electrode rod; 2. a temperature electrode; 3. an electrode cap; 4. an electrode shield wire; 5. an insulating rubber ring; 6. a twist-proof sheath; 7. a graphite sheet.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Referring to fig. 1, the present invention provides a technical solution: a bipolar graphite conductivity electrode comprises an electrode rod 1, a temperature electrode 2, an electrode cap 3 and an electrode shielding wire 4, wherein the temperature electrode 2 and the electrode cap 3 are respectively arranged at two ends of the electrode rod 1, the temperature electrode 2 is arranged on the side surface of the electrode rod 1, and the electrode cap 3 is sleeved on the end surface of the electrode rod 1; one end of the electrode shielding wire 4 penetrates out of the electrode cap 3, the electrode rod 1 is hollow, and the other end of the electrode shielding wire 4 is arranged inside the electrode rod 1 and connected with the temperature electrode 2; graphite sheets 7 are symmetrically arranged on two sides of the temperature electrode 2.
Further, electrode rod 1 is for being made by plastic materials, and the one end that is provided with temperature electrode 2 seals the setting, and the one end opening that is provided with electrode cap 3 sets up, electrode cap 3 passes through the screw thread and installs on electrode rod 1.
Further, the screw thread of the electrode cap 3 is provided as a PG13.5 pipe screw thread, and the graphite sheet 7 is hard composite graphite.
Further, an insulating rubber ring 5 is arranged between the electrode rod 1 and the electrode cap 3, and the insulating rubber ring 5 is made of a fluororubber material.
Further, a through hole is formed in the electrode cap 3, and the electrode shielding wire 4 penetrates through the through hole; an anti-twisting sheath 6 is arranged in the through hole, the anti-twisting sheath 6 is of an annular structure and is arranged between the electrode cap 3 and the electrode shielding wire 4, and the electrode shielding wire 4 penetrates through the annular groove; the anti-twist sheath 6 is made of a rubber material.
The working principle is as follows: the device adopts the temperature electrode 2 and the graphite flake 7, compared with the electrode manufactured by the traditional electroplating platinum black method, the device effectively avoids the influence of the external environment on the electroplating platinum black layer, avoids the constant change of the conductivity cell and has stable use process. The temperature electrode 2 is connected with an electrode shielding wire 4, the electrode shielding wire 4 penetrates out of the electrode cap 3, and the electrode cap 3 is installed on the electrode rod 1 through threads.
The electrode cap 3 of screw thread installation is convenient for the dismouting, is provided with the insulating rubber circle 5 that the fluororubber material made between electrode pole 1 and electrode cap 3, and the fluororubber material has good insulating nature, avoids the electric leakage. The electrode shield wire 4 that wears out is entangled through preventing turning round sheath 6 on electrode cap 3, plays the effect of support for electrode shield wire 4 to a certain extent, avoids its condition of buckling the emergence fracture, guarantees the permanent life of whole structure.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. A bipolar graphite conductivity electrode, characterized in that: the temperature electrode (2) and the electrode cap (3) are respectively arranged at two ends of the electrode rod (1), the temperature electrode (2) is arranged on the side surface of the electrode rod (1), and the electrode cap (3) is sleeved on the end surface of the electrode rod (1); one end of the electrode shielding wire (4) penetrates out of the electrode cap (3), the electrode rod (1) is hollow, and the other end of the electrode shielding wire (4) is arranged inside the electrode rod (1) and connected with the temperature electrode (2); graphite sheets (7) are symmetrically arranged on two sides of the temperature electrode (2).
2. A bipolar graphite conductivity electrode as claimed in claim 1, wherein: electrode pole (1) is for being made by plastic materials, and the one end that is provided with temperature electrode (2) seals the setting, and the one end opening that is provided with electrode cap (3) sets up, electrode cap (3) are installed on electrode pole (1) through the screw thread.
3. A bipolar graphite conductivity electrode as claimed in claim 1, wherein: the screw thread of the electrode cap (3) is PG13.5 pipe screw thread, and the graphite sheet (7) is hard composite graphite.
4. A bipolar graphite conductivity electrode as claimed in claim 1, wherein: an insulating rubber ring (5) is arranged between the electrode rod (1) and the electrode cap (3), and the insulating rubber ring (5) is made of a fluororubber material.
5. A bipolar graphite conductivity electrode as claimed in claim 1, wherein: a through hole is formed in the electrode cap (3), and the electrode shielding wire (4) penetrates through the through hole; an anti-twisting sheath (6) is arranged in the through hole, the anti-twisting sheath (6) is of an annular structure and is arranged between the electrode cap (3) and the electrode shielding wire (4), and the electrode shielding wire (4) penetrates through the annular groove; the anti-twisting sheath (6) is made of rubber materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823226.2U CN212622360U (en) | 2020-05-15 | 2020-05-15 | Two-pole graphite conductivity electrode |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020823226.2U CN212622360U (en) | 2020-05-15 | 2020-05-15 | Two-pole graphite conductivity electrode |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212622360U true CN212622360U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020823226.2U Active CN212622360U (en) | 2020-05-15 | 2020-05-15 | Two-pole graphite conductivity electrode |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212622360U (en) |
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2020
- 2020-05-15 CN CN202020823226.2U patent/CN212622360U/en active Active
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