CN213878456U - Lightning protection grounding device of pre-cabin type transformer substation - Google Patents
Lightning protection grounding device of pre-cabin type transformer substation Download PDFInfo
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- CN213878456U CN213878456U CN202022715997.2U CN202022715997U CN213878456U CN 213878456 U CN213878456 U CN 213878456U CN 202022715997 U CN202022715997 U CN 202022715997U CN 213878456 U CN213878456 U CN 213878456U
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Abstract
The utility model discloses a cabin formula transformer substation lightning grounding device in advance, including the lightning rod, the lightning rod sets up in the top of cabin formula transformer substation in advance, including earthing device, earthing device pass through the wire with the lightning rod is electrically conductive to be connected, earthing device includes the reaction portion, be provided with the thermite in the reaction portion, the side of reaction portion is provided with the hydrojet mouth, lights the molten iron that produces behind the thermite and can improve earthing device's steadiness and electrically conductive area through the blowout of hydrojet mouth. By the aid of the device, the grounding wire can be quickly arranged, engineering excavation construction is not needed, the grounding wire is nailed to the ground, and then equipment is started; the contact between the connecting wire and the ground is tighter, the contact area is larger, larger current can be conducted, and the safety of the prefabricated cabin transformer substation can be greatly protected.
Description
Technical Field
The utility model relates to a power supply field especially relates to a cabin formula transformer substation lightning grounding device in advance.
Background
The transformer substation with a prefabricated cabin structure meets the requirements of transformer substation construction such as less occupied land, quick station construction and the like, and the specified cabin body is suitable for adopting a steel structure system. However, the steel structure cabin has the defects of easy corrosion, poor waterproof performance, large heat conductivity coefficient and the like. In recent years, with the appearance and application of new technologies, new materials and new processes, a novel prefabricated cabin type transformer substation taking non-metallic materials such as high-performance fiber composite materials and the like as a cabin body structure gradually appears, the requirements of primary and secondary system integration, assembly modularization, factory construction and construction simplification in transformer substation construction are met, the transformer substation is anticorrosive, moistureproof, heat-insulating and sound-insulating, attractive in appearance, short in construction period and low in engineering cost, and various requirements of a client for environment protection, attractiveness, safety, reliability, rapidness and economy in transformer substation construction are greatly met.
The transformer substation is in the in-process that uses, need carry out the lightning protection and handle, and traditional lightning protection equipment all is the lightning rod that sets up, but the earth connection need be connected to the lightning rod, and the setting of earth connection needs engineering construction, leads to with high costs, and transformer substation installation time is long, problem with high costs.
SUMMERY OF THE UTILITY MODEL
The invention of the utility model aims to: to the problems existing in the prior art, the lightning protection grounding device for the pre-cabin type transformer substation is provided, and the problems that the cost is high, the installation time of the transformer substation is long and the cost is high due to the fact that the grounding wire needs to be arranged in engineering construction are solved.
The utility model adopts the technical scheme as follows:
the utility model provides a cabin formula transformer substation lightning protection earthing device in advance, includes the lightning rod, the lightning rod sets up in the top of cabin formula transformer substation in advance, including earthing device, earthing device pass through the wire with the lightning rod electrically conductive connection, earthing device includes reaction portion, be provided with the thermite in the reaction portion, the side of reaction portion is provided with the hydrojet mouth, ignites the molten iron that produces behind the thermite and can improve earthing device's steadiness and electrically conductive area through the blowout of hydrojet mouth.
Further, the utility model discloses a cabin formula transformer substation lightning grounding device's preferred structure in advance, grounding device is including beating the portion, beat the portion set up in grounding device's top, grounding device includes connecting portion, the reaction portion passes through connecting portion with beat the fixed linking to each other of portion.
Furthermore, a soil breaking cone is connected to the lower portion of the reaction portion, the soil breaking cone is conical, and the soil breaking cone is used for breaking soil.
Further, the reaction part comprises a containing cavity, the thermite is arranged in the containing cavity, a liquid spraying opening is formed in the side face of the reaction part, an aluminum plug is arranged in the liquid spraying opening, and the aluminum plug is used for sealing the liquid spraying opening.
Further, a combustion conduit is arranged in the connecting portion and communicated with the accommodating cavity of the reaction portion, the combustion conduit extends upwards to the top of the connecting portion, a lead hole is formed in the side face of the top of the connecting portion, and a lead is arranged in the lead hole and used for igniting thermite.
Further, a thermite is arranged in the combustion conduit; the lead is made of a strip material of magnesium metal; the diameter of the lead hole is 1-2 mm.
Furthermore, a second wire connecting part is arranged on the side face of the beating part and used for connecting wires, a first wire connecting part is arranged on the side face of the bottom of the lightning rod and electrically connected with the second wire connecting part through a cable.
Furthermore, a ceramic heat insulation layer is arranged inside the accommodating cavity of the reaction part (7).
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. by adopting the device, the grounding wire can be quickly arranged, the engineering excavation construction is not needed, the grounding wire is nailed on the ground, and then the equipment is started;
2. through setting up this device, the contact of connecting wire and ground is inseparabler, and the area of contact is bigger, can switch on bigger electric current, the safety of the prefabricated cabin transformer substation of protection that can be very big.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural view of the lightning rod of the present invention;
the labels in the figure are: 1 is a grounding device, 2 is a beating part, 3 is a second wire connecting part, 4 is a combustion conduit, 5 is a lead wire, 6 is a connecting part, 7 is a reaction part, 8 is a ground breaking cone, 9 is a thermite, 10 is a liquid spraying port, 11 is an aluminum plug, 12 is a lightning rod, and 13 is a first wire connecting part.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
as shown in fig. 1-2, the utility model discloses a cabin formula transformer substation lightning grounding device's preferred embodiment in advance, including lightning rod 12, the bottom side of lightning rod 12 is provided with first wire connecting portion 13, including grounding device 1, grounding device 1 is including beating portion 2, beat portion 2 set up in grounding device 1's top, the side of beating portion 2 is provided with second wire connecting portion 3, second wire connecting portion 3 is used for connecting wire, first wire connecting portion 13 through the cable with second wire connecting portion 3 electricity is connected.
The grounding device 1 comprises a connecting part 6, and the reaction part 7 is fixedly connected with the beating part 2 through the connecting part 6. The lower part of the reaction part 7 is connected with a soil breaking cone 8, the soil breaking cone 8 is conical, and the soil breaking cone 8 is used for breaking soil. Earthing device 1 includes reaction portion 7, be provided with thermite 9 in the reaction portion 7, the side of reaction portion 7 is provided with hydrojet 10, ignites the molten iron that produces behind thermite 9 and can pass through hydrojet 10 blowout, improves earthing device 1's steadiness and electrically conductive area.
The reaction part 7 comprises a containing cavity, the thermite 9 is arranged in the containing cavity, a liquid spraying port 10 is arranged on the side face of the reaction part 7, an aluminum plug 11 is arranged in the liquid spraying port 10, and the aluminum plug 11 is used for sealing the liquid spraying port 10. The connecting part 6 is internally provided with a combustion conduit 4 which is communicated with the accommodating cavity of the reaction part 7, the combustion conduit 4 extends upwards to the top of the connecting part 6, the side surface of the top of the connecting part 6 is provided with a lead hole, a lead 5 is arranged in the lead hole, and the lead 5 is used for igniting thermite 9.
And a ceramic heat insulation layer is arranged in the accommodating cavity of the reaction part 7. The ceramic heat insulation layer is used for isolating heat and preventing the thermite 9 from burning the reaction part 7 during combustion. The lightning rod 12 is arranged at the top of the pre-cabin type transformer substation, the grounding device 1 is in conductive connection with the lightning rod 12 through a lead, and the combustion conduit 4 is internally provided with a thermite 9; the lead 5 is made of a strip material of magnesium metal; the diameter of the lead wire hole is 1 mm.
In particular, when in use, the lightning rod 12 is arranged on the top of the pre-cabin substation, and the grounding device 1 is knocked into the soil. The lead 5 is then fired, the lead 5 being a magnesium rod which when fired ignites the thermite 9 in the combustion conduit 4, the thermite 9 going downwards and the burned residue slowly cooling down and blocking the combustion conduit 4.
The thermite 9 is then burned into the reaction portion 7. Since the combustion conduit 4 is blocked, a small amount of air in the reaction portion 7 expands and a high pressure is generated. Meanwhile, the aluminum plug 11 is melted by the heat generated by the thermite 9, and the residual molten iron generated by burning the thermite 9 is sprayed out through the liquid spraying opening 10 under the action of high pressure.
The sprayed molten iron can extend along the cracks of the soil, and the molten iron can form a large irregular shape after being cooled, so that the grounding device 1 is more tightly connected with the ground, and the conductive efficiency is improved.
Therefore, by arranging the device, the grounding wire can be quickly arranged, the grounding wire is nailed on the ground without engineering excavation construction, and then equipment is started; the contact between the connecting wire and the ground is tighter, the contact area is larger, larger current can be conducted, and the safety of the prefabricated cabin transformer substation can be greatly protected.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (8)
1. The utility model provides a cabin formula transformer substation lightning grounding device in advance which characterized in that: including lightning rod (12), lightning rod (12) set up in the top of cabin formula transformer substation in advance, including earthing device (1), earthing device (1) pass through the wire with lightning rod (12) electrically conductive connection, earthing device (1) includes reaction portion (7), be provided with thermite (9) in reaction portion (7), the side of reaction portion (7) is provided with spouts liquid mouth (10), ignites the molten iron that produces behind thermite (9) and can improve earthing device (1)'s steadiness and conducting area through spouting liquid mouth (10) blowout.
2. The lightning protection grounding device of the pre-cabin substation of claim 1, characterized in that: the grounding device (1) comprises a beating part (2), the beating part (2) is arranged at the top of the grounding device (1), the grounding device (1) comprises a connecting part (6), and the reaction part (7) is fixedly connected with the beating part (2) through the connecting part (6).
3. The lightning protection grounding device of the pre-cabin substation of claim 2, characterized in that: the soil breaking cone (8) is connected to the lower portion of the reaction portion (7), the soil breaking cone (8) is conical, and the soil breaking cone (8) is used for breaking soil.
4. The lightning protection grounding device of the pre-cabin substation of claim 3, characterized in that: the reaction part (7) comprises an accommodating cavity, the thermite (9) is arranged in the accommodating cavity, an aluminum plug (11) is arranged in the liquid spraying port (10), and the aluminum plug (11) is used for sealing the liquid spraying port (10).
5. The lightning protection grounding device of the pre-cabin substation of claim 4, wherein: be provided with burning pipe (4) in connecting portion (6), burning pipe (4) with the chamber that holds of reaction portion (7) is linked together, burning pipe (4) upwards extend to the top of connecting portion (6), the top side of connecting portion (6) is provided with the pin hole, be provided with lead wire (5) in the pin hole, lead wire (5) are used for lighting thermite (9).
6. The lightning protection grounding device of the pre-cabin substation of claim 5, wherein: a thermite (9) is arranged in the combustion conduit (4); the lead (5) is made of a strip material of magnesium metal; the diameter of the lead hole is 1-2 mm.
7. The lightning protection grounding device of the pre-cabin substation of claim 6, wherein: the side of beating portion (2) is provided with second wire connecting portion (3), second wire connecting portion (3) are used for connecting the wire, the bottom side of lightning rod (12) is provided with first wire connecting portion (13), first wire connecting portion (13) pass through the cable with second wire connecting portion (3) electricity is connected.
8. The lightning protection grounding device of the pre-cabin substation of claim 7, wherein: and a ceramic heat insulation layer is arranged in the accommodating cavity of the reaction part (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715997.2U CN213878456U (en) | 2020-11-20 | 2020-11-20 | Lightning protection grounding device of pre-cabin type transformer substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022715997.2U CN213878456U (en) | 2020-11-20 | 2020-11-20 | Lightning protection grounding device of pre-cabin type transformer substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213878456U true CN213878456U (en) | 2021-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022715997.2U Active CN213878456U (en) | 2020-11-20 | 2020-11-20 | Lightning protection grounding device of pre-cabin type transformer substation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213878456U (en) |
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2020
- 2020-11-20 CN CN202022715997.2U patent/CN213878456U/en active Active
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