Earthing device of pipeline station instrument equipment
The utility model relates to an earthing device of pipeline station instrument equipment, which is characterized in that a partition earthing ring (1) is additionally arranged between an electrical connector (13) of the instrument equipment and an anti-explosive partition (2); the bottom of the part...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to an earthing device of pipeline station instrument equipment, which is characterized in that a partition earthing ring (1) is additionally arranged between an electrical connector (13) of the instrument equipment and an anti-explosive partition (2); the bottom of the partition earthing ring (1) is connected with a line nose I (9) through a bolt I (7) and a nut (8); the line nose I (9) is connected with a grounding lead (5); the other end of the grounding lead (5) is connected with a line nose II (10) that is connected to an instrument grounding flat steel (11) by a bolt (15) and a nut; the instrument grounding flat steel (11) is connected with a power ground net flat steel (12); and the grounding lead (5) is fixed with an instrument protecting pipe (4) by a cable lashing band I (6), a cable lashing band II (16) and a cable lashing band III (17). The earthing device is safe, improves the precision and stability of the instrument equipment, is convenient to operate and maintain, and |
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