CN210140629U - Electric potential detection device - Google Patents
Electric potential detection device Download PDFInfo
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- CN210140629U CN210140629U CN201920991341.8U CN201920991341U CN210140629U CN 210140629 U CN210140629 U CN 210140629U CN 201920991341 U CN201920991341 U CN 201920991341U CN 210140629 U CN210140629 U CN 210140629U
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Abstract
The utility model discloses a current potential detection device relates to the electrical detection field. The device includes: the device comprises a detector, a control mechanism and a conductive pipeline, wherein the conductive pipeline is arranged in an object to be detected according to a preset arrangement rule, a reference electrode and the control mechanism are arranged in the conductive pipeline, the reference electrode is connected with the detector, and the control mechanism is used for controlling the reference electrode to move in the conductive pipeline. The utility model provides a potential detection device removes in the electrically conductive pipeline of predetermineeing through control mechanism control reference electrode, can realize the real-time supervision at cathodic protection potential, effectively assesses the inside cathodic protection of storage tank.
Description
Technical Field
The utility model relates to an electrical detection field especially relates to a current potential detection device.
Background
At present, in the field of petroleum and natural gas industry, the cathode protection of the outer wall of the bottom plate of the existing storage tank adopts a sacrificial anode or an impressed current method. However, the conventional cathodic protection potential monitoring device has a certain defect that the detection position is fixed relative to the storage tank bottom plate, so that the cathodic protection potential of each part of the outer wall of the storage tank bottom plate cannot be flexibly detected.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art not enough, provide a current potential detection device.
The utility model provides an above-mentioned technical problem's technical scheme as follows:
an electric potential detecting device comprising: the detection device comprises a detector, a control mechanism and a conductive pipeline, wherein the conductive pipeline is arranged in an object to be detected according to a preset arrangement rule, a reference electrode and the control mechanism are arranged in the conductive pipeline, the reference electrode is connected with the detector, and the control mechanism is used for controlling the reference electrode to move in the conductive pipeline.
The utility model has the advantages that: the utility model provides a potential detection device removes in the electrically conductive pipeline of predetermineeing through control mechanism control reference electrode, can realize the real-time supervision at cathodic protection potential, effectively assesses the inside cathodic protection of storage tank.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the electric potential detecting apparatus of the present invention;
fig. 2 is a schematic view of the conductive pipeline structure provided by another embodiment of the electric potential detecting apparatus of the present invention.
Detailed Description
The principles and features of the present invention are described below in conjunction with the following drawings, the examples given are only intended to illustrate the present invention and are not intended to limit the scope of the present invention.
As shown in fig. 1, for the structure diagram provided by the embodiment of the electric potential detecting device of the present invention, this electric potential detecting device includes: the detection device comprises a detector 10, a control mechanism 20 and a conductive pipeline 30, wherein the conductive pipeline 30 is arranged in an object 40 to be detected according to a preset arrangement rule, a reference electrode 50 and the control mechanism 20 are arranged in the conductive pipeline 30, the reference electrode 50 is connected with the detector 10, and the control mechanism 20 is used for controlling the reference electrode 50 to move in the conductive pipeline 30.
It should be understood that the detector 10 may be a cathodic protection test pile or a cathodic protection test well, for example, of the type HL-CS-1. The test pile of the model consists of a mark pile, a pile base and a protection potential detector, wherein the protection potential detector is arranged in the pile base, two binding posts of the protection potential detector are arranged on the periphery of the pile base, one binding post is connected with a probe, and the other binding post is connected with a detection point of a detected pipeline.
In this application, one terminal of the test stake may be connected to reference electrode 50 and the other terminal may be connected to object 40 to be tested.
The control mechanism 20 may be set according to actual requirements. For example, control mechanism 20 may be a string, one end of which is connected to reference electrode 50 and the other end of which extends from conductive conduit 30, such that reference electrode 50 can be moved within conductive conduit 30 by pulling on the string.
For another example, the control mechanism 20 may be a stick, one end of which is connected to the reference electrode 50 and the other end of which extends from the conductive conduit 30, so that the reference electrode 50 can be moved within the conductive conduit 30 by pulling the stick.
For another example, a micro slide may be provided in the conductive conduit 30, and the reference electrode 50 may be mounted on a slide mount to move the reference electrode 50 within the conductive conduit 30.
It should be understood that the arrangement rule of the conductive pipeline 30 can be set according to actual requirements, and the detection position can be arranged according to actual requirements, and in order to realize the electrical connection between the conductive pipeline 30 and the object 40 to be detected, the conductive pipeline 30 and the object 40 to be detected should be in contact with each other, or be electrically communicated through other conductive media.
The working procedure of the present invention will be described below by taking the detection of the external cathodic protection potential of the bottom plate of the storage tank as an example. The conductive pipeline 30 is laid at the bottom of the storage tank in advance, the conductive pipeline 30 is in contact with the bottom of the storage tank, when the reference electrode 50 moves in the conductive pipeline 30, the conductive pipeline 30 conducts electricity, and the detector 10 can acquire the cathodic protection potential of each position at the bottom of the storage tank.
The potential detection device provided by the embodiment can realize real-time monitoring of the cathodic protection potential and effectively evaluate the cathodic protection in the storage tank by controlling the reference electrode 50 to move in the preset conductive pipeline 30 through the control mechanism 20.
Optionally, in some embodiments, as shown in fig. 2, the conductive line 30 comprises: the insulating outer layer is provided with the gap of arranging according to predetermineeing the interval.
When detecting storage tank bottom plate outer wall cathodic protection electric potential, can lay electrically conductive pipeline 30 in advance in the fine sand bed of storage tank bottom, then fill water in with the pipeline, this kind of water can permeate the fine sand bed through the gap in, contacts the storage tank bottom plate, makes reference electrode 50 communicate through water and storage tank bottom plate electricity to the realization detects storage tank bottom plate outer wall cathodic protection electric potential.
In order to achieve good water seepage effect, a gap with the width of 2mm and the length of 25mm can be arranged.
Optionally, in some embodiments, the conductive conduit 30 is wrapped with a non-woven fabric.
When detecting storage tank bottom plate outer wall cathodic protection current potential, through there being the non-woven fabrics at the outer surface parcel of conductive line 30, can reach good sand prevention infiltration effect, improve the practicality of this device.
Optionally, in some embodiments, the control mechanism 20 comprises: and a first connection member having one end connected to one end of the reference electrode 50 and the other end extended from one end of the conductive line 30.
Optionally, in some embodiments, the first connector is a non-conductive rod, bar or bar.
Optionally, in some embodiments, the control mechanism 20 comprises: one end of the second connecting member is connected to one end of the reference electrode 50, the other end of the second connecting member extends from one end of the conductive line 30, one end of the third connecting member is connected to the other end of the reference electrode 50, and the other end of the third connecting member extends from the other end of the conductive line 30.
Optionally, in some embodiments, the second connector is a non-conductive cord or wire and the third connector is a non-conductive cord or wire.
Preferably, the second connecting member may be a nylon cord, and the second connecting member may also be a nylon cord.
Optionally, in some embodiments, the detector 10 is a cathodic protection test pile or a cathodic protection test well.
It is understood that some or all of the alternative embodiments described above may be included in some embodiments.
In the description herein, references to the description of the terms "embodiment one," "embodiment two," "example," "specific example" or "some examples," etc., mean that a particular method, apparatus, or feature described in connection with the embodiment or example is included in at least one embodiment or example of the present invention.
In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, methods, apparatuses, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. An electric potential detecting device, comprising: the detection device comprises a detector, a control mechanism and a conductive pipeline, wherein the conductive pipeline is arranged in an object to be detected according to a preset arrangement rule, a reference electrode and the control mechanism are arranged in the conductive pipeline, the reference electrode is connected with the detector, and the control mechanism is used for controlling the reference electrode to move in the conductive pipeline.
2. The electric potential detecting device according to claim 1, wherein the conductive piping comprises: the insulating outer layer is provided with gaps arranged at preset intervals.
3. A potential detecting device according to claim 2, wherein the outer surface of the conductive pipeline is wrapped with a non-woven fabric.
4. An electric potential detecting device according to claim 1, wherein the control mechanism includes: and one end of the first connecting piece is connected with one end of the reference electrode, and the other end of the first connecting piece extends out of one end of the conductive pipeline.
5. An electric potential detecting device according to claim 4, wherein the first connecting member is a non-conductive rod, bar or bar.
6. An electric potential detecting device according to claim 1, wherein the control mechanism includes: the reference electrode comprises a reference electrode, a second connecting piece and a third connecting piece, wherein one end of the second connecting piece is connected with one end of the reference electrode, the other end of the second connecting piece extends out of one end of the conductive pipeline, one end of the third connecting piece is connected with the other end of the reference electrode, and the other end of the third connecting piece extends out of the other end of the conductive pipeline.
7. An electric potential detecting device as set forth in claim 6 wherein the second connecting member is a non-conductive string or wire and the third connecting member is a non-conductive string or wire.
8. A potential detecting device according to any one of claims 1 to 7, wherein the detector is a cathodic protection test pile or a cathodic protection test well.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991341.8U CN210140629U (en) | 2019-06-27 | 2019-06-27 | Electric potential detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920991341.8U CN210140629U (en) | 2019-06-27 | 2019-06-27 | Electric potential detection device |
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| CN210140629U true CN210140629U (en) | 2020-03-13 |
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| CN201920991341.8U Active CN210140629U (en) | 2019-06-27 | 2019-06-27 | Electric potential detection device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219007A (en) * | 2019-06-27 | 2019-09-10 | 中国石油工程建设有限公司北京设计分公司 | Potential detection device |
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2019
- 2019-06-27 CN CN201920991341.8U patent/CN210140629U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110219007A (en) * | 2019-06-27 | 2019-09-10 | 中国石油工程建设有限公司北京设计分公司 | Potential detection device |
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Effective date of registration: 20210329 Address after: 100120 No.6 liupukang street, Xicheng District, Beijing Patentee after: CHINA PETROLEUM ENGINEERING & CONSTRUCTION Corp. Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: BEIJING DWELL PETROLEUM & GAS TECHNOLOGY DEVELOPMENT Co.,Ltd. Patentee after: China National Petroleum Corporation Engineering Design Co.,Ltd. Address before: 100085 room 301-303, 3 / F, block B, No.22, Shangdi Information Road, Haidian District, Beijing Patentee before: BEIJING DESIGN BRANCH OF CHINA PETROLEUM ENGINEERING CONSTRUCTION Co.,Ltd. |