CN215628310U - Fixed reference electrode of removable probe - Google Patents
Fixed reference electrode of removable probe Download PDFInfo
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- CN215628310U CN215628310U CN202121567901.0U CN202121567901U CN215628310U CN 215628310 U CN215628310 U CN 215628310U CN 202121567901 U CN202121567901 U CN 202121567901U CN 215628310 U CN215628310 U CN 215628310U
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Abstract
The application relates to a fixed reference electrode with a replaceable probe, which comprises a first flange fixedly connected with one of a watertight plug-in male head or a watertight plug-in female head, wherein a cable communicated with the one of the watertight plug-in male head or the watertight plug-in female head penetrates through the first flange; the probe is provided with the other one of the watertight plug-in male head or the watertight plug-in female head, is detachably connected with the first flange through the watertight plug-in male head and the watertight plug-in female head, and is communicated with the cable when the probe is connected with the first flange; the probe can detect the corrosion potential of the ocean platform steel structure, and transmits the detection result to the detection equipment through the cable arranged in the flange, so that the monitoring of the ocean corrosion environment is realized, when the probe is damaged, the probe can be replaced, and the current situation that the monitoring of the ocean underwater data is influenced due to the fact that the fixed reference electrode cannot be replaced is changed.
Description
Technical Field
The application relates to the field of corrosion monitoring, in particular to a fixed reference electrode with a replaceable probe.
Background
The steel structure potential of the ocean platform is important information of the corrosion monitoring system, and technicians can judge the corrosion condition of the steel structure and analyze the surface state of the steel structure through the steel structure potential.
The potential of the steel structure needs to be measured by a reference electrode in engineering, the reference electrode is generally fixedly connected to the surface of an ocean platform, but the service life of the reference electrode is limited due to the self oxidation reduction, the washing by sea waves, the biofouling and the like of the reference electrode.
At present, the invalid reference electrode fixed on the surface of the ocean platform cannot be replaced, and the monitoring result of the electric potential of the steel structure of the ocean platform is influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the application provides a fixed reference electrode with a replaceable probe.
The application provides a fixed reference electrode of removable probe adopts following technical scheme:
a replaceable probe fixed reference electrode comprising:
the first flange is fixedly connected with one of the watertight plug male head or the watertight plug female head, and a cable communicated with the one of the watertight plug male head or the watertight plug female head penetrates through the first flange;
the probe is provided with the other one of the watertight plug-in male head or the watertight plug-in female head, is detachably connected with the first flange through the watertight plug-in male head and the watertight plug-in female head, and is communicated with the cable when the probe is connected with the first flange.
Through adopting above-mentioned technical scheme, when the public head of watertight plug-in components and the female head of watertight plug-in components link together, the probe can detect the corruption electric potential of platform steel construction, and transmit the testing result to check out test set through the cable that sets up in the flange, in order to realize the monitoring to marine corrosion environment, and, can dismantle through public head of watertight plug-in components and the female head of watertight plug-in components between probe and the first flange and be connected, when the damage appears in the probe, can change the probe, the change influences the current situation of data monitoring under the ocean because of unable change fixed reference electrode.
Optionally, a locking nut is sleeved at the joint of the watertight plug male head and the watertight plug female head.
Through adopting above-mentioned technical scheme, lock nut can strengthen the stability when watertight plug-in components public head and watertight plug-in components female head link together.
Optionally, one of the watertight plug male head or the watertight plug female head is in threaded connection with one end of the first flange, and the other end of the first flange is fixedly connected with a first protection pipe.
Through adopting above-mentioned technical scheme, first flange can be through the pipeline of first pillar welding to being used for protecting the cable.
Optionally, the probe comprises a housing and a high-purity zinc probe and/or a silver chloride probe arranged in the housing, the other of the watertight plug male head and the watertight plug female head is fixedly connected to the housing, and the high-purity zinc probe and/or the silver chloride probe is connected with the other of the watertight plug male head and the watertight plug female head through a cable.
By adopting the technical scheme, the shell plays a role in protecting the high-purity zinc probe and/or the silver chloride probe, and the high-purity zinc probe and/or the silver chloride probe are/is used for detecting the corrosion potential of the marine corrosion environment.
Optionally, the casing includes second flange, second pillar and has the safety cover of terminal surface, the one end of second flange with second pillar fixed connection, the other end with the safety cover is kept away from the one end fixed connection of terminal surface, the public head of watertight plug-in components or another kind in the female head of watertight plug-in components wears to locate the terminal surface.
Optionally, the second flange with the safety cover all has the internal thread, high-purity zinc probe pass through the connecting piece with the second flange with safety cover threaded connection, the silver chloride probe pass through coupling assembling with high-purity zinc probe is kept away from the one end threaded connection of second flange.
Optionally, the connecting piece and the connecting assembly are made of insulating materials.
Through adopting above-mentioned technical scheme, connecting piece and coupling assembling all play the effect of connecting and insulating.
Optionally, epoxy resin is filled in a gap between the high-purity zinc probe and the protective cover, a gap between the high-purity zinc probe and the second protective tube, and a gap between the silver chloride probe and the high-purity zinc probe.
By adopting the technical scheme, the epoxy resin can fix each part assembly, and block the electric connection among the shell, the high-purity zinc probe and the silver chloride probe, thereby playing the roles of water tightness and insulation.
Optionally, the silver chloride probe and a part of the high-purity zinc probe extend out of the second protection tube.
By adopting the technical scheme, the contact area between the silver chloride probe and the high-purity zinc probe and the detection environment is increased, and the detection is convenient.
The application provides a pair of fixed reference electrode of removable probe, first flange and probe can be dismantled through the public head of watertight plug-in components and the female head of watertight plug-in components and be connected, when the public head of watertight plug-in components and the female head of watertight plug-in components are connected together, the probe can detect the corruption electric potential of platform steel construction, and transmit the testing result to check out test set through the cable that sets up in the flange, in order to realize the monitoring to marine corrosion environment, and, can dismantle through the public head of watertight plug-in components and the female head of watertight plug-in components between probe and the first flange and be connected, when the damage appears in the probe, can change the probe, change influences the current situation of marine underwater data monitoring because of unable change fixed reference electrode.
Drawings
Fig. 1 is a schematic structural diagram of an overall structure of a fixed reference electrode of a replaceable probe according to an embodiment of the present application.
Fig. 2 is a schematic structural view of a first flange of a fixed reference electrode of a replaceable probe according to an embodiment of the present application.
Fig. 3 is a schematic structural diagram of a probe of a fixed reference electrode with a replaceable probe according to an embodiment of the present application.
Description of reference numerals: 100. a first flange; 110. a first protective tube; 200. a probe; 210. a second flange; 220. a second protective tube; 230. a protective cover; 240. a high purity zinc probe; 241. connecting blocks; 242. a detection block; 250. a silver chloride probe; 260. a connecting member; 270. a connecting assembly; 271. a bottom support; 272. a probe cover; 310. a watertight plug-in male; 320. a watertight plug-in female; 330. and locking the nut.
Detailed Description
Various exemplary embodiments of the present disclosure will be described in detail below with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present disclosure unless specifically stated otherwise. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting.
The ship and the underwater part of the marine oil platform steel structure are influenced by the marine underwater environment, the condition of seawater corrosion damage exists, and through the potential of the steel structure, technical personnel can judge the corrosion condition of the steel structure and analyze the surface state of the steel structure. The engineering measures the potential of a steel structure by means of a reference electrode, but the reference electrode placed under water is influenced by self oxidation reduction, sea wave scouring, biological fouling and the like, and the service life of the reference electrode is very limited. The general fixed connection of present fixed reference electrode is on the surface of ocean steel construction, when reference electrode damaged, can't change reference electrode, and then causes the influence to the testing result of ocean steel construction. The probe of the reference electrode is the most vulnerable part of the reference electrode, and therefore, a probe-replaceable reference electrode is required.
Referring to fig. 1, the probe-replaceable fixed reference electrode includes a first flange 100 and a probe 200, the first flange 100 is provided with one of a watertight plug male 310 or a watertight plug female 320, and taking the example of the first flange 100 being provided with the watertight plug male 310, the watertight plug male 310 is in communication with a cable penetrating through the first flange 100. The probe 200 is provided with a male water-tight plug 310 or a female water-tight plug 320, and the probe 200 is provided with the female water-tight plug 320 for matching with the male water-tight plug 310 provided on the first flange 100. The male water-tight plug 310 and the female water-tight plug 320 are detachably connected, and the probe 200 is detachably connected to the first flange 100 through the male water-tight plug 310 and the female water-tight plug 320. When the probe 200 is connected to the first flange 100, the watertight plug male 310 and the watertight plug female 320 are in conduction, so that the conduction is conducted with the cable provided in the first flange 100.
Of course, the first flange 100 may be provided with the watertight plug female 320, and the probe 200 may be provided with the watertight plug male 310, as long as the watertight plug male 310 and the watertight plug female 320 are detachably connected to each other. In the embodiment of the present application, the male water-tight plug 310 is disposed on the first flange 100, and the female water-tight plug 320 is disposed on the probe 200.
In the embodiment of the present application, the locking nut 330 is sleeved on the watertight insert female head 320, and after the watertight insert male head 310 and the watertight insert female head 320 are plugged, the locking nut 330 can be screwed on the watertight insert male head 310 to fix the watertight insert female head 320 and the watertight insert male head 310.
The application discloses fixed reference electrode of removable probe, when using, first flange 100 can weld on the pipeline that is used for protecting the cable, and the cable that sets up in first flange 100 switches on with the cable in the pipeline to pass through cable transmission to monitoring facilities with the data information that probe 200 detected. In addition, the probe 200 is detachably connected with the first flange 100 through the watertight plug male head 310 and the watertight plug female head 320, so that when the probe 200 is damaged, a technician can replace the probe 200 through simple operation, and the current situation that the monitoring of the underwater data of the ocean is influenced because the fixed reference electrode cannot be replaced is changed.
Referring to fig. 2, the first flange 100 has an internal thread, one axial end of which is screwed with the male water-tight plug 310, and the other axial end of which is fixedly connected with the first protection pipe 110, and the connection of the first protection pipe 110 and the first flange 100 may be welding. The first flange 100 may be connected to the pipe line through the first protection pipe 110 by welding. The provision of the first protection pipe 110 facilitates the connection between the first flange 100 and the pipeline.
Referring to fig. 3, the probe 200 includes a housing and a high purity zinc probe 240 and/or a silver chloride probe 250 disposed within the housing, and a watertight plug female 320 is fixedly coupled to the housing and in communication with the high purity zinc probe 240 and/or the silver chloride probe 250. Specifically, the housing includes a second flange 210, a second protection pipe 220 and a protection cover 230 having an end surface, wherein the second flange 210 may be an annular flange, the second protection pipe 220 is cylindrical, an inner diameter of the second protection pipe 220 is larger than an inner diameter of the second flange 210 and smaller than an outer diameter of the second flange 210, and one end of the second protection pipe 220 is fixedly connected to one end of the annular flange, and the connection may be welding. The protective cover 230 may include a protective cylinder and an end surface covering one end of the protective cylinder, the end surface is provided with a through hole for the water-tight plug 320 to pass through, and one end of the protective cylinder far from the end surface is welded to the second flange 210, wherein the inner diameter of the protective cylinder is equal to the inner diameter of the second flange 210.
The watertight plug 320 is inserted into the through hole formed in the end surface of the protection cover 230, and a nut is sleeved on an end of the watertight plug located in the protection cover 230, and the watertight plug 320 is fixedly connected to the end surface of the protection cover 230 through the nut.
The high-purity zinc probe 240 comprises a detection block 242 and a connecting block 241, the detection block 242 and the connecting block 241 are both cylindrical, the connecting block 241 and the detection block 242 are coaxially arranged, and the connecting block 241 and the detection block 242 can be integrally formed. It should be noted that the diameter of the connecting block 241 is smaller than the diameter of the detecting block 242, and the diameter of the detecting block 242 is smaller than the inner diameter of the second sheath 220.
The high-purity zinc probe 240 is fixedly connected with the shell through a connecting piece 260, and the connecting piece 260 is made of an insulating material. Specifically, the connection member 260 includes a cylinder, one end of the cylinder extends in a direction away from the axis of the cylinder to form an isolation surface, the cylinders of the second flange 210 and the protective cover 230 are provided with internal threads, the cylinder of the connection member 260 is provided with external threads, the connection member 260 is in threaded connection with the second flange 210 and the protective cover 230, the connection block 241 of the high purity zinc probe 240 is in threaded connection with the connection member 260, the detection block 242 is located at one end of the connection block 241, which is away from the watertight female plug, the isolation surface separates the detection block 242 of the high purity zinc probe 240 from the second flange 210, and the cylinder can isolate the connection block 241 from the second flange 210 and the protective cover 230.
The silver chloride probe 250 is connected to one end of the high-purity zinc probe 240 far away from the watertight plug-in female head 320, and specifically, a stepped groove is formed in one end of the high-purity zinc probe 240 far away from the watertight plug-in female head 320, and the stepped groove comprises a first groove close to the connecting block 241 and a second groove far away from the connecting block 241, wherein the first groove is provided with an internal thread; the silver chloride probe 250 is threadably connected to the first tank by a connection assembly 270.
The connecting assembly 270 specifically comprises a bottom support 271 and a probe cover 272, the probe cover 272 is in threaded connection with the bottom support 271, a cavity for placing the silver chloride probe 250 is formed between the bottom support 271 and the probe cover 272, the silver chloride probe 250 is embedded in the bottom support 271, an O-shaped sealing ring is arranged between the silver chloride probe 250 and the bottom support 271, a through hole is formed in the probe cover 272, the diameter of the through hole is smaller than that of the silver chloride probe 250, the through hole is used for enabling the silver chloride probe 250 to be in contact with the external environment, and the connecting assembly 270 is made of an insulating material.
The high-purity zinc probe 240 is provided with a first wiring hole coaxial with the stepped groove, the bottom support 271 is provided with a second wiring hole coaxial with the stepped hole, a cable of the silver chloride probe 250 sequentially penetrates through the second wiring hole and the first wiring hole to be connected to the watertight plug-in female head 320, and the connecting block 241 of the high-purity zinc probe 240 is connected to the watertight plug-in female head 320 through the cable, so that the high-purity zinc probe 240 and the silver chloride probe 250 can transmit detected underwater potential signals to the watertight plug-in female head 320.
In the embodiment of the present application, the gap between the connection block 241 and the protective cover 230 of the high purity zinc probe 240, the gap between the detection block 242 and the second protective tube 220 of the high purity zinc probe 240, and the gap between the silver chloride probe 250 and the high purity zinc probe 240 (i.e., the gap in the second groove) are filled with epoxy resin to perform the functions of water tightness and insulation.
In the claimed embodiment, in order to increase the contact area of the high purity zinc probe 240 and the silver chloride probe 250 with the outside, the silver chloride probe 250 and a portion of the high purity zinc probe 240 protrude from the second sheath 220.
To further increase the stability between the probe 200 and the first flange 100, the second flange 210 may be connected with the first flange 100 by bolts.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (9)
1. A probe-replaceable fixed reference electrode, comprising:
the first flange (100) is fixedly connected with one of the watertight male plug (310) or the watertight female plug (320), and a cable communicated with the one of the watertight male plug (310) or the watertight female plug (320) penetrates through the first flange (100);
the probe (200) is provided with the other one of a watertight plug male head (310) or a watertight plug female head (320), is detachably connected with the first flange (100) through the watertight plug male head (310) and the watertight plug female head (320), and when the probe (200) is connected with the first flange (100), the probe (200) is communicated with the cable.
2. A fixed reference electrode with a replaceable probe according to claim 1, wherein the junction of the male (310) and female (320) water-tight insert is sleeved with a locking nut (330).
3. A fixed reference electrode with a replaceable probe according to claim 1, wherein one of the male (310) or female (320) end of the watertight insert is screwed to one end of the first flange (100), and the other end of the first flange (100) is fixedly connected with a first protection tube (110).
4. A fixed replaceable probe reference electrode according to claim 1, wherein the probe (200) comprises a housing and a high purity zinc probe (240) and/or a silver chloride probe (250) disposed within the housing, the other of the water-tight male (310) or female (320) insert head being fixedly attached to the housing, the high purity zinc probe (240) and/or the silver chloride probe (250) being connected to the other of the water-tight male (310) or female (320) insert head by a cable.
5. A fixed reference electrode with a replaceable probe according to claim 4, wherein the housing comprises a second flange (210), a second protection tube (220) and a protection cover (230) having an end face, one end of the second flange (210) is fixedly connected with the second protection tube (220), the other end of the second flange is fixedly connected with one end of the protection cover (230) far away from the end face, and the other of the watertight male plug (310) or the watertight female plug (320) is arranged on the end face.
6. The fixed reference electrode with a replaceable probe according to claim 5, wherein the second flange (210) and the protective cover (230) are internally threaded, the high purity zinc probe (240) is in threaded connection with the second flange (210) and the protective cover (230) through a connector (260), and the silver chloride probe (250) is in threaded connection with an end of the high purity zinc probe (240) far away from the second flange (210) through a connector assembly (270).
7. A fixed reference electrode with a replaceable probe according to claim 6, wherein the connecting member (260) and the connecting member (270) are both made of an insulating material.
8. A fixed replaceable probe reference electrode according to claim 7, wherein the gap between the high purity zinc probe (240) and the protective shield (230), the gap between the high purity zinc probe (240) and the second protective tube (220), and the gap between the silver chloride probe (250) and the high purity zinc probe (240) are filled with epoxy.
9. A replaceable probe fixed reference electrode according to claim 8, wherein said silver chloride probe (250) and a portion of said high purity zinc probe (240) extend from said second sheath (220).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121567901.0U CN215628310U (en) | 2021-07-09 | 2021-07-09 | Fixed reference electrode of removable probe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121567901.0U CN215628310U (en) | 2021-07-09 | 2021-07-09 | Fixed reference electrode of removable probe |
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| Publication Number | Publication Date |
|---|---|
| CN215628310U true CN215628310U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121567901.0U Active CN215628310U (en) | 2021-07-09 | 2021-07-09 | Fixed reference electrode of removable probe |
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| CN (1) | CN215628310U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114614293A (en) * | 2022-03-07 | 2022-06-10 | 中国船舶重工集团公司第七二五研究所 | Deep sea corrosion normal position detects with modularization electrode and watertight grafting system |
-
2021
- 2021-07-09 CN CN202121567901.0U patent/CN215628310U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114614293A (en) * | 2022-03-07 | 2022-06-10 | 中国船舶重工集团公司第七二五研究所 | Deep sea corrosion normal position detects with modularization electrode and watertight grafting system |
| CN114614293B (en) * | 2022-03-07 | 2024-02-02 | 中国船舶重工集团公司第七二五研究所 | Modular electrode for in-situ detection of deep sea corrosion and watertight plugging system |
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