A Double Grounding Device Applied to Substation Guardrail
A double grounding and substation technology, applied in the direction of substation grounding layout, etc., can solve problems such as unreliable contact, loose bolts, poor grounding, etc., and achieve the effect of increasing the effective contact surface, increasing the degree of firmness, and increasing the contact area
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[0041] Such as figure 1 with figure 2 As shown, a dual grounding device applied to a substation guardrail 1 includes a U-shaped grounding block 2 arranged below the guardrail 1 side, and the open end of the grounding block 2 is fixedly connected to the guardrail 1. As a specific implementation, in this embodiment, the ground block 2 is fixedly connected to the guardrail 1 by welding. A grounding wire 4 is provided on the U-shaped bottom surface of the grounding block 2 opposite to the guardrail 1, and the grounding wire 4 is an aluminum grounding wire 4 with a rectangular cross section. The upper end of the grounding wire 4 is fixedly connected to the grounding block 2 through a connecting bolt 5 and a lock nut 6, and the connecting bolt 5 passes through the guardrail 1 and connects to a grounding post arranged inside the guardrail 1. 3 connected. The lower ends of the grounding pole 3 and the grounding wire 4 respectively extend into the lower part of the ground and are conn...
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