CN218621054U - Anticorrosive structure of underground substation - Google Patents
Anticorrosive structure of underground substation Download PDFInfo
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- CN218621054U CN218621054U CN202222589267.1U CN202222589267U CN218621054U CN 218621054 U CN218621054 U CN 218621054U CN 202222589267 U CN202222589267 U CN 202222589267U CN 218621054 U CN218621054 U CN 218621054U
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Abstract
The utility model relates to a technical field is arranged to the electric substation, concretely relates to underground electric substation anticorrosion structure, include: the testing device comprises a power substation, a testing pile and an anode, wherein the anode is arranged on the outer side of the power substation, the anode is electrically connected with the outer wall of the power substation, the testing pile is arranged on one side of the anode, and the anode is electrically connected with the testing pile. The utility model adds the steel structure coating on the steel structure shell, and enhances the corrosion resistance of the steel structure shell through the special coating; through setting up test stake and positive pole to carry out anticorrosion protection to the steel construction through cathodic protection technique, and can detect the parameter of cathodic protection technique in real time through the test stake, this scheme adopts the anticorrosive coating protection to improve the corrosion resisting property of the steel construction casing of formula of burying electric substation greatly with the parallel method of cathodic protection, thereby improved the life who buries formula electric substation greatly.
Description
Technical Field
The utility model relates to a technical field is arranged to the electric substation, concretely relates to underground electric substation anticorrosion structure.
Background
The power transmission and transformation line is designed without leaving the substation, and the substations are all built on the ground under the ordinary condition. The ground building structure form of the substation only needs to consider the use requirement. In special cases, such as where no ground is available in a centralized power supply area in a city, the substation needs to be buried in a green area or under a road.
Buried substation buries traditional case transformer substation, partly buries the case transformer substation and buries the below ground completely, and ground does not influence the use, buries the shell of formula transformer substation, transformer substation and adopts steel structure casing usually, when carrying out steel structure casing's burying installation, excavate the foundation ditch and lead to the construction environment abominable easily, and soil has natural corrosivity to the steel construction, need put forward the anticorrosion way of a steel construction to buried substation.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bury anticorrosive structure of formula electric substation to the steel construction casing that buries formula electric substation among the solution prior art leads to the problem that life descends by soil corrosion easily.
The technical scheme of the utility model is that:
an underground substation anticorrosion structure, comprising:
the testing device comprises a power substation, a testing pile and an anode, wherein the anode is arranged on the outer side of the power substation, the anode is electrically connected with the outer wall of the power substation, the testing pile is arranged on one side of the anode, and the anode is electrically connected with the testing pile.
Preferably, the transformer substation comprises a steel structure shell and a steel structure coating, the steel structure coating is arranged on the outer wall of the steel structure shell, the anode is electrically connected to the outer wall of the steel structure coating, and the thickness of the steel structure coating is larger than or equal to 0.8mm.
Preferably, the steel structure coating comprises an inner coating and an outer coating, the inner coating is located on the outer wall of the steel structure shell, and the outer coating is located on the outer side of the inner coating.
Preferably, the inner coating comprises a first coating and a second coating, the first coating has the same structure as the second coating, the second coating is positioned on the outer side of the first coating, and the outer coating is positioned on the outer side of the second coating.
Preferably, the first coating comprises a primer, a finish and glass cloth, the primer is located on the outer wall of the steel structure shell, the finish is arranged on the outer side of the primer, and the glass cloth is arranged on the outer side of the finish.
Preferably, the outer coating comprises two layers of finish paint, and the two layers of finish paint are positioned on the outer side of the second coating.
Preferably, the anode is provided with a connecting wire, one end of the connecting wire is electrically connected to the testing pile, and the other end of the connecting wire is electrically connected to the steel structure coating.
Preferably, the number of the anodes is multiple, and the anodes are respectively located on the periphery of the substation.
Preferably, the test piles are connected with the plurality of anodes one by one.
Preferably, the transformer substation is arranged in the soil layer, and the test piles are arranged on the ground.
The technical scheme of the utility model has following advantage:
an underground substation anticorrosion structure, comprising: electric substation, test stake and positive pole are equipped with steel structure casing on the electric substation, and steel structure coating is paintd in steel structure casing's the outside, and steel structure coating is special reinforcement level promptly: primer, finish paint, glass cloth and two layers of finish paint, wherein the total thickness is more than or equal to 0.8mm; the anode is provided with a connecting lead in an electrical connection way, the anode, the connecting lead and the substation belong to a cathode protection technology together, and the cathode protection technology refers to that a metal structure to be protected is polarized by an electrochemical method, so that the potential of the metal structure moves towards the negative direction. To achieve a cathodic, i.e. protected, state in the ambient medium. The cathodic protection technology is an electrochemical protection technology, and the core of the technology is to move the potential of metal in a negative direction in an electrolyte environment so as to achieve an etching-free potential. The test stake is the equipment used to detect cathodic protection parameters.
According to the above description, the steel structure coating is additionally arranged on the steel structure shell, so that the corrosion resistance of the steel structure shell is enhanced through the special coating; through setting up test stake and positive pole to carry out anticorrosion protection to the steel construction through cathodic protection technique, and can detect the parameter of cathodic protection technique in real time through the test stake, this scheme adopts the anticorrosive coating protection to improve the corrosion resisting property of the steel construction casing of formula of burying electric substation greatly with the parallel method of cathodic protection, thereby improved the life who buries formula electric substation greatly.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic plan view of the present invention;
FIG. 2 is a structural diagram of the steel structure coating of the present invention;
FIG. 3 is an enlarged schematic view of the present invention at A in FIG. 2;
fig. 4 is a schematic layout diagram of the present invention;
fig. 5 is a schematic elevation view of the present invention.
Description of reference numerals:
1. a substation; 2. a steel structure shell; 3. coating a steel structure; 4. testing the pile; 5. connecting a lead; 6. an anode; 7. inner coating; 8. an outer coating layer; 9. coating I; 10. coating II; 11. priming paint; 12. finishing paint; 13. glass cloth; 14. two layers of finish paint.
Detailed Description
The technical solution of the present invention will be described in detail and fully with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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 "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
The corrosion prevention structure of the buried substation of the embodiment, as shown in fig. 1 to 5, includes: electric substation 1, test stake 4 and positive pole 6, the outside of electric substation 1 is equipped with positive pole 6, the outer wall of positive pole 6 electric connection electric substation 1, and one side of positive pole 6 is equipped with test stake 4, and 6 electric connection test stakes 4 of positive pole.
Referring to fig. 2 and 3, the substation 1 comprises a steel structure shell 2 and a steel structure coating 3, the steel structure coating 3 is arranged on the outer wall of the steel structure shell 2, and an anode 6 is electrically connected to the outer wall of the steel structure coating 3; the steel structure coating 3 comprises an inner coating 7 and an outer coating 8, the inner coating 7 is positioned on the outer wall of the steel structure shell 2, the outer coating 8 is positioned on the outer side of the inner coating 7, and the thickness of the steel structure coating 3 is more than or equal to 0.8mm; the inner coating 7 comprises a first coating 9 and a second coating 10, the first coating 9 and the second coating 10 are identical in structure, the second coating 10 is located on the outer side of the first coating 9, and the outer coating 8 is located on the outer side of the second coating 10; the first coating 9 comprises a primer 11, a finish 12 and a glass cloth 13, wherein the primer 11 is positioned on the outer wall of the steel structure shell 2, the finish 12 is arranged on the outer side of the primer 11, and the glass cloth 13 is arranged on the outer side of the finish 12; the outer coating 8 comprises two layers of finish paint 14, and the two layers of finish paint 14 are positioned on the outer side of the second coating 10; when the steel structure casing 2 is made in the mill, steel structure coating 3 is paintd in the outside of steel structure casing 2, and steel structure coating 3 is special reinforcement level, promptly: the primer 11, the finish 12, the glass cloth 13 and two layers of finish 14 have a total thickness of 0.8mm or more, and the corrosion resistance of the steel structure shell 2 is enhanced through a special coating.
Referring to fig. 4 and 5, a connecting wire 5 is arranged on the anode 6, one end of the connecting wire 5 is electrically connected to the test pile 4, and the other end of the connecting wire 5 is electrically connected to the steel structure coating 3; a plurality of anodes 6 are arranged and are respectively positioned at the periphery of the substation 1; the test piles 4 are connected with the plurality of anodes 6 in a one-to-one correspondence manner; the transformer substation 1 is arranged in a soil layer, the test pile 4 is arranged on the ground, the anode 6 is electrically connected with the connecting lead 5, the anode 6, the connecting lead 5 and the transformer substation 1 belong to a cathode protection technology together, and the cathode protection technology refers to that a metal structure to be protected is polarized by an electrochemical method, so that the potential of the metal structure moves towards the negative direction. To achieve a position of being cathodic, i.e. protected, in an ambient medium. The cathodic protection technology is an electrochemical protection technology, and the core of the cathodic protection technology is that in an electrolyte environment, the potential of metal is moved towards the negative direction so as to achieve an anticorrosion potential, a test pile 4 is equipment for detecting cathodic protection parameters, through the arrangement of the test pile 4 and an anode 6, the steel structure shell 2 is protected from corrosion through the cathodic protection technology, and parameters of the cathodic protection technology can be detected in real time through the test pile 4.
The scheme adopts a method of combining the anticorrosive coating protection and the cathode protection, so that the anticorrosive performance of the steel structure shell 2 of the buried substation 1 is greatly improved, and the service life of the buried substation 1 is greatly prolonged.
It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides an anticorrosive structure of underground electric substation which characterized in that includes:
transformer substation (1), test stake (4) and positive pole (6), the outside of transformer substation (1) is equipped with positive pole (6), the outer wall of positive pole (6) electric connection transformer substation (1), one side of positive pole (6) is equipped with test stake (4), positive pole (6) electric connection test stake (4).
2. The underground substation anticorrosion structure of claim 1, wherein the substation (1) comprises a steel structure casing (2) and a steel structure coating (3), the steel structure coating (3) is arranged on the outer wall of the steel structure casing (2), and the anode (6) is electrically connected to the outer wall of the steel structure coating (3).
3. The underground power substation anticorrosion structure of claim 2, wherein the steel structure coating (3) comprises an inner coating (7) and an outer coating (8), the inner coating (7) is positioned on the outer wall of the steel structure shell (2), the outer coating (8) is positioned on the outer side of the inner coating (7), and the thickness of the steel structure coating (3) is greater than or equal to 0.8mm.
4. The buried substation anticorrosion structure of claim 3, characterized in that, the inner coating (7) comprises a first coating (9) and a second coating (10), the first coating (9) and the second coating (10) have the same structure, the second coating (10) is positioned on the outer side of the first coating (9), and the outer coating (8) is positioned on the outer side of the second coating (10).
5. The underground substation anticorrosion structure of claim 4, wherein the first coating (9) comprises a primer (11), a finish (12) and a glass cloth (13), the primer (11) is located on the outer wall of the steel structure shell (2), the finish (12) is arranged on the outer side of the primer (11), and the glass cloth (13) is arranged on the outer side of the finish (12).
6. The buried type substation anticorrosion structure of claim 5, wherein the outer coating (8) comprises two layers of finish (14), and the two layers of finish (14) are positioned on the outer side of the second coating (10).
7. The buried substation anticorrosion structure of claim 6, wherein a connecting wire (5) is arranged on the anode (6), one end of the connecting wire (5) is electrically connected to the test pile (4), and the other end of the connecting wire (5) is electrically connected to the steel structure coating (3).
8. A buried substation anticorrosion structure according to claim 7, characterized in that said anodes (6) are provided in plurality, respectively located around the substation (1).
9. A buried substation anticorrosion structure according to claim 8, characterized in that the test piles (4) are connected with a plurality of anodes (6) one by one.
10. Buried power substation corrosion protection structure according to claim 9, characterized in that the power substation (1) is placed in the earth layer and the test piles (4) are placed on the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589267.1U CN218621054U (en) | 2022-09-29 | 2022-09-29 | Anticorrosive structure of underground substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222589267.1U CN218621054U (en) | 2022-09-29 | 2022-09-29 | Anticorrosive structure of underground substation |
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| Publication Number | Publication Date |
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| CN218621054U true CN218621054U (en) | 2023-03-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222589267.1U Active CN218621054U (en) | 2022-09-29 | 2022-09-29 | Anticorrosive structure of underground substation |
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| Country | Link |
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| CN (1) | CN218621054U (en) |
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- 2022-09-29 CN CN202222589267.1U patent/CN218621054U/en active Active
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