Zinc reference electrode excitation device

Abstract

The utility model discloses a zinc reference electrode excitation device which comprises an electrode shell, a zinc reference electrode and a calibration test piece are arranged in the electrode shell, a sealing insulating layer is arranged in the electrode shell, and the sealing insulating layer is arranged among the zinc reference electrode, the calibration test piece and the inner side wall of the electrode shell. An electrode cable is arranged on the inner wall of the electrode shell; a reference cable; one end of the test piece cable is electrically connected with the calibration test piece, and the other end of the test piece cable penetrates through the electrode shell and extends to the outer side of the electrode shell; the zinc reference electrode is electrically connected with the power supply through a reference cable, and the electrode shell is electrically connected with the power supply through an electrode cable. The stability and the measurement accuracy of the zinc reference electrode can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of electrochemistry, in particular to a zinc reference electrode excitation device. Background Art

[0002] In electrochemistry research and applications, reference electrodes are indispensable important tools. Among them, zinc reference electrodes are widely used in various fields due to their good stability and reusability. However, during actual use, if a zinc reference electrode is covered by corrosion products or marine fouling, the zinc reference electrode may provide inaccurate potential readings. At the same time, it may be affected by factors such as electrolyte solutions and environmental temperatures, resulting in potential drift, thus affecting the measurement accuracy. Therefore, how to provide a device that can stabilize the potential of a zinc reference electrode is an urgent problem in this field. Summary of the Utility Model

[0003] The utility model provides a zinc reference electrode excitation device, which can improve the stability and measurement accuracy of the zinc reference electrode.

[0004] In order to solve the above technical problems, the utility model provides a zinc reference electrode excitation device, which is characterized by comprising:

[0005] An electrode housing, wherein a zinc reference electrode and a calibration test piece are arranged inside the electrode housing, a sealing and insulating layer is arranged inside the electrode housing, the sealing and insulating layer is arranged between the zinc reference electrode, the calibration test piece and the inner side wall of the electrode housing, and an electrode cable is arranged on the inner wall of the electrode housing;

[0006] A reference cable;

[0007] A test piece cable, one end of which is electrically connected to the calibration test piece, and the other end of which extends outside the electrode housing through the electrode housing;

[0008] A power supply, the zinc reference electrode is electrically connected to the power supply through the reference cable, and the electrode housing is electrically connected to the power supply through the electrode cable.

[0009] As a preference of the above technical solution, the material of the sealing and insulating layer is a sealing material with insulating properties and acid and alkali resistance.

[0010] As a preference of the above technical solution, the zinc reference electrode excitation device further comprises a plurality of terminal blocks, the terminal blocks are arranged on the inner wall of the electrode housing, the inner wall of the electrode housing is electrically connected to the electrode cable through the terminal blocks, the lower part of the zinc reference electrode is electrically connected to the reference cable through the terminal blocks, and the lower part of the calibration test piece is electrically connected to the test piece cable through the terminal blocks.

[0011] Preferably, as the above technical solution, the lower part of the zinc reference electrode is arranged in the sealing and insulating layer, and the lower part of the calibration test piece is arranged in the sealing and insulating layer.

[0012] Preferably, as the above technical solution, the outer side wall of the sealing and insulating layer is hermetically connected to the inner side wall of the electrode housing.

[0013] Preferably, as the above technical solution, the electrode housing includes an upper housing and a lower housing. The zinc reference electrode, the calibration test piece and the sealing and insulating layer are arranged inside the upper housing. The lower housing is provided with a cable protective sleeve, and the electrode cable, the reference cable and the test piece cable are arranged in the cable protective sleeve.

[0014] Preferably, as the above technical solution, the electrode housing further includes an electrode mounting plate which is detachably arranged inside the upper housing, and the zinc reference electrode and the calibration test piece are arranged on the electrode mounting plate.

[0015] Preferably, as the above technical solution, the upper housing is provided with a first connecting portion, and the lower housing is provided with a second connecting portion. The first connecting portion and the second connecting portion are detachably connected so that the upper housing and the lower housing are detachably connected.

[0016] Preferably, as the above technical solution, the power supply is further provided with a display device.

[0017] The utility model provides a zinc reference electrode excitation device, which is characterized by comprising: an electrode housing, a zinc reference electrode, a calibration test piece and a power supply. One end of the zinc reference electrode is electrically connected to the reference cable, and the reference cable passes through the electrode housing and is electrically connected to the power supply. One end of the calibration test piece is electrically connected to the test piece cable. After the zinc reference electrode and the calibration test piece are installed, a sealing and insulating material is injected into the electrode housing, and after the sealing and insulating material is cured, the sealing and insulating layer is formed, which plays a role in fixing, sealing and insulating the zinc reference electrode and the calibration test piece. The zinc reference electrode serves as a potential reference and can monitor the anti-corrosion effect; the calibration test piece is used for calibrating the zinc reference electrode and judging whether the zinc reference electrode is normally activated; the power supply is used for providing a forced current to the zinc reference electrode, accelerating the shedding of the corrosion products on the surface of the zinc reference electrode, activating the zinc reference electrode, and ensuring the stable operation of the device; the zinc reference electrode excitation device applies a stable excitation signal to the zinc reference electrode through the power supply to stabilize its potential and improve its measurement accuracy, and has the advantages of simple structure, convenient operation, high measurement accuracy and long service life.

[0018] The above description is only an overview of the technical solution of the present utility model. In order to understand the technical means of the present utility model more clearly, it can be implemented according to the content of the description. And in order to make the above and other purposes, features and advantages of the present utility model more obvious and understandable, the following specifically illustrates the specific embodiments of the present utility model. Brief Description of the Drawings

[0019] Figure 1 A zinc reference electrode excitation device in an embodiment of the present utility model;

[0020] In the figure: 1, electrode housing; 2, zinc reference electrode; 3, calibration test piece; 4, sealing and insulating layer; 5, electrode cable; 6, reference cable; 7, test piece cable; 8, power supply; 9, terminal; 101, upper housing; 102, lower housing; 103, cable protective sleeve; 104, electrode mounting plate; 105, first connection part; 106, second connection part; 801, display device. Detailed Embodiments

[0021] In order to make the purpose, features and advantages of the present utility model more obvious and understandable, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present utility model.

[0022] See Figure 1 , an embodiment of the present utility model provides a zinc reference electrode 2 excitation device, which is characterized in that it includes:

[0023] An electrode housing 1, in which a zinc reference electrode 2 and a calibration test piece 3 are arranged. A sealing and insulating layer 4 is arranged in the electrode housing 1, and the sealing and insulating layer 4 is arranged between the zinc reference electrode 2, the calibration test piece 3 and the inner side wall of the electrode housing 1. An electrode cable 5 is arranged on the inner wall of the electrode housing 1;

[0024] A reference cable 6;

[0025] A test piece cable 7, one end of the test piece cable 7 is electrically connected to the calibration test piece 3, and the other end of the test piece cable 7 passes through the electrode housing 1 and extends to the outside of the electrode housing 1;

[0026] A power supply 8, the zinc reference electrode 2 is electrically connected to the power supply 8 through the reference cable 6, and the electrode housing 1 is electrically connected to the power supply 8 through the electrode cable 5.

[0027] The present utility model provides a zinc reference electrode 2 excitation device, which is characterized in that it includes: an electrode housing 1, a zinc reference electrode 2, a calibration test piece 3, and a power supply 8. One end of the zinc reference electrode 2 is electrically connected to the reference cable 6, and the reference cable 6 passes through the electrode housing 1 and is electrically connected to the power supply 8. One end of the calibration test piece 3 is electrically connected to the test piece cable 7. After the zinc reference electrode 2 and the calibration test piece 3 are installed, a sealing and insulating material is injected into the electrode housing 1, and after the sealing and insulating material is cured, the sealing and insulating layer 4 is formed, which serves to fix, seal, and insulate the zinc reference electrode 2 and the calibration test piece 3. The zinc reference electrode 2 serves as a potential reference and can monitor the anti-corrosion effect; the calibration test piece 3 is used to calibrate the zinc reference electrode 2 and determine whether the zinc reference electrode 2 is normally activated; the power supply 8 is used to provide a forced current to the zinc reference electrode 2, accelerate the shedding of corrosion products on the surface of the zinc reference electrode 2, activate the zinc reference electrode 2, and ensure the stable operation of the device; the zinc reference electrode 2 excitation device applies a stable excitation signal to the zinc reference electrode 2 through the power supply 8 to stabilize its potential and improve its measurement accuracy, and has the advantages of simple structure, convenient operation, high measurement accuracy, and long service life.

[0028] In a further implementable manner of this embodiment, the material of the sealing and insulating layer 4 is a sealing material with insulating properties and acid and alkali resistance.

[0029] In this embodiment, the material of the sealing and insulating layer 4 is a sealing material with insulating properties and acid and alkali resistance such as epoxy resin and polyurethane. After the zinc reference electrode 2 and the calibration test piece 3 are installed, a certain height of epoxy resin is poured into the electrode housing 1 for sealing and fixing. After the epoxy resin solidifies, the sealing and insulating layer 4 is formed. Epoxy resin has good electrical insulation and chemical corrosion resistance and can effectively play a role in sealing and insulating after curing; further improving the stability and measurement accuracy of the zinc reference electrode 2.

[0030] In a further implementable manner of this embodiment, the zinc reference electrode 2 excitation device further includes a plurality of terminal blocks 9. The terminal blocks 9 are provided on the inner wall of the electrode housing 1. The inner wall of the electrode housing 1 is electrically connected to the electrode cable 5 through the terminal blocks 9. The lower part of the zinc reference electrode 2 is electrically connected to the reference cable 6 through the terminal blocks 9. The lower part of the calibration test piece 3 is electrically connected to the test piece cable 7 through the terminal blocks 9.

[0031] In this embodiment, the inner wall of the electrode housing 1 is electrically connected to the electrode cable 5 through the terminal 9. The lower part of the zinc reference electrode 2 is electrically connected to the reference cable 6 through the terminal 9. The lower part of the calibration test piece 3 is electrically connected to the test piece cable 7 through the terminal 9. By providing a plurality of the terminals 9, the wiring efficiency can be effectively improved, the production efficiency is increased, and the connection strength at the wiring point can also be improved, further increasing the service life.

[0032] In a further feasible embodiment of this embodiment, the lower part of the zinc reference electrode 2 is arranged in the sealing and insulating layer 4, and the lower part of the calibration test piece 3 is arranged in the sealing and insulating layer 4.

[0033] In this embodiment, the lower part of the zinc reference electrode 2 is arranged in the sealing and insulating layer 4. The sealing and insulating layer 4 can seal and insulate the connection between the zinc reference electrode 2 and the reference cable 6, reducing the influence of the external environment, and further improving the stability and measurement accuracy of the zinc reference electrode 2. The lower part of the calibration test piece 3 is arranged in the sealing and insulating layer 4, thereby fixing the zinc reference electrode 2 and the calibration test piece 3. The sealing and insulating layer 4 can seal and insulate the connection between the calibration test piece 3 and the test piece cable 7, reducing the influence of the external environment, and further improving the stability and measurement accuracy of the zinc reference electrode 2.

[0034] In a further feasible embodiment of this embodiment, the outer side wall of the sealing and insulating layer 4 is hermetically connected to the inner side wall of the electrode housing 1.

[0035] In this embodiment, the outer side wall of the sealing and insulating layer 4 is hermetically connected to the inner side wall of the electrode housing 1, preventing the liquid in the external environment from entering the inside of the electrode housing 1, and achieving the effect of maintaining a stable electrochemical measurement environment in the electrode housing 1; further improving the stability of the zinc reference electrode 2.

[0036] In a further feasible embodiment of this embodiment, the electrode housing 1 includes an upper housing 101 and a lower housing 102. The zinc reference electrode 2, the calibration test piece 3, and the sealing and insulating layer 4 are arranged inside the upper housing 101. The lower housing 102 is provided with a cable protective sleeve 103, and the electrode cable 5, the reference cable 6, and the test piece cable 7 are arranged in the cable protective sleeve 103.

[0037] In this embodiment, the electrode housing 1 includes an upper housing 101 and a lower housing 102. The zinc reference electrode 2, the calibration test piece 3, and the sealing insulating layer 4 are all arranged inside the upper housing 101. After the zinc reference electrode 2 and the calibration test piece 3 are installed and the epoxy resin is solidified to form the sealing insulating layer 4, the reference cable 6, the test piece cable 7, and the electrode cable 5 are respectively led out from the electrode housing 1 into the cable protective sleeve 103. Then, the leading ends of the reference cable 6 and the electrode cable 5 are electrically connected to the power supply 8. Finally, the upper housing 101 and the lower housing 102 are connected together. The cable protective sleeve 103 can protect the electrode cable 5, the reference cable 6, and the test piece cable 7, and can further improve the service life of the zinc reference electrode 2 excitation device. By providing the upper housing 101 and the lower housing 102, it is convenient to lead out the cables, thereby further improving the convenience of assembly.

[0038] In a further feasible implementation manner of this embodiment, the electrode housing 1 further includes an electrode mounting plate 104. The electrode mounting plate 104 is detachably arranged inside the upper housing 101, and the zinc reference electrode 2 and the calibration test piece 3 are arranged on the electrode mounting plate 104.

[0039] In this embodiment, during installation, the zinc reference electrode 2 and the calibration test piece 3 are installed on the electrode mounting plate 104, which is convenient for determining the positions of the zinc reference electrode 2 and the calibration test piece 3, thereby further improving the convenience of assembly.

[0040] In a further feasible implementation manner of this embodiment, the upper housing 101 is provided with a first connection portion 105, and the lower housing 102 is provided with a second connection portion 106. The first connection portion 105 and the second connection portion 106 are detachably connected, so that the upper housing 101 and the lower housing 102 are detachably connected.

[0041] In this embodiment, the upper housing 101 is provided with a first connection portion 105, and the lower housing 102 is provided with a second connection portion 106. Both the first connection portion 105 and the second connection portion 106 are flange connection portions. The first connection portion 105 and the second connection portion 106 are detachably connected by bolt and nut cooperation, thereby further improving the convenience of assembly.

[0042] In a further feasible implementation manner of this embodiment, the power supply 8 is further provided with a display device 801.

[0043] In this embodiment, the power supply 8 is further provided with a display device 801, and the display device 801 is used to display the working state of the zinc reference electrode 2 excitation device, facilitating the operator to timely understand the state of the zinc reference electrode 2 and further improving the operation convenience.

[0044] In the description of this specification, the description with reference to terms such as "one embodiment", "some embodiments", "examples", "specific examples", or "some examples" means that the specific features, structures, materials, or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. Moreover, the specific features, structures, materials, or characteristics described can be combined in a suitable manner in any one or more embodiments or examples. In addition, without contradiction, those skilled in the art can combine and combine the different embodiments or examples described in this specification and the features of different embodiments or examples.

[0045] In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, "a plurality of" means two or more unless otherwise specifically defined.

[0046] The above is only the specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, and all of them should be covered by the protection scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope of the claims.

Claims

1. A zinc reference electrode excitation device, characterized in that, include: An electrode shell, wherein a zinc reference electrode and a calibration test piece are disposed in the electrode shell, a sealing insulating layer is disposed in the electrode shell, the sealing insulating layer is disposed between the zinc reference electrode, the calibration test piece and the inner wall of the electrode shell, and an electrode cable is disposed on the inner wall of the electrode shell; Reference cable; a test strip cable, one end of which is electrically connected to the calibration test strip, and the other end of which passes through the electrode shell and extends to the outside of the electrode shell; A power supply, the zinc reference electrode is electrically connected to the power supply via a reference cable, and the electrode shell is electrically connected to the power supply via the electrode cable.

2. The zinc reference electrode excitation device according to claim 1, characterized in that, The sealing insulation layer is made of a sealing material with insulation properties and acid and alkali resistance.

3. The zinc reference electrode excitation device according to claim 2, wherein, The zinc reference electrode excitation device also includes a plurality of wiring terminals, the wiring terminals are provided on the inner wall of the electrode shell, the inner wall of the electrode shell is electrically connected to the electrode cable through the wiring terminals, the lower part of the zinc reference electrode is electrically connected to the reference cable through the wiring terminals, and the lower part of the calibration test strip is electrically connected to the test strip cable through the wiring terminals.

4. The zinc reference electrode excitation device according to claim 3, characterized in that, The lower portion of the zinc reference electrode is disposed in the sealed insulating layer, and the lower portion of the calibration test piece is disposed in the sealed insulating layer.

5. The zinc reference electrode excitation device according to claim 4, characterized in that The outer side wall of the sealing insulation layer is sealed to the inner side wall of the electrode shell.

6. The zinc reference electrode excitation device according to claim 1, wherein The electrode shell includes an upper shell and a lower shell. The zinc reference electrode, the calibration test piece and the sealing insulation layer are arranged inside the upper shell. The lower shell is provided with a cable protective sleeve. The electrode cable, the reference cable and the test piece cable are passed through the cable protective sleeve.

7. The zinc reference electrode excitation device according to claim 6, characterized in that The electrode shell further includes an electrode mounting plate, which is detachably arranged inside the upper shell, and the zinc reference electrode and the calibration test piece are arranged on the electrode mounting plate.

8. The zinc reference electrode excitation device according to claim 7, wherein, The upper shell is provided with a first connecting portion, and the lower shell is provided with a second connecting portion. The first connecting portion and the second connecting portion are detachably connected so that the upper shell and the lower shell are detachably connected.

9. The zinc reference electrode excitation device according to claim 1, wherein The power supply is also provided with a display device.

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