Theft-proof cap of pumping unit reduction gearbox
The utility model relates to a theft-proof cap of a pumping unit reduction gearbox. The theft-proof cap of the pumping unit reduction gearbox comprises a pumping unit reduction gearbox cover plate, wherein the pumping unit reduction gearbox cover plate is provided with a bolt hole used for fixing th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model relates to a theft-proof cap of a pumping unit reduction gearbox. The theft-proof cap of the pumping unit reduction gearbox comprises a pumping unit reduction gearbox cover plate, wherein the pumping unit reduction gearbox cover plate is provided with a bolt hole used for fixing the pumping unit reduction gearbox cover plate, the upper portion of the bolt hole is provided with a strong magnetic pressing cap installing hole, the lower portion of the bolt hole is provided with a threaded hole, a theft-proof pentagon bolt is installed in the threaded hole, a strong magnetic pressing cap is installed on a nut of the theft-proof pentagon bolt, and the strong magnetic pressing cap is located in the strong magnetic pressing cap installing hole. A cavity is formed in a reduction gearbox cover plate body, wherein a cavity cover is arranged on the side face, facing the reduction gearbox, of the cavity, a vibration sensor is arranged on one inner side face of the cavity, the vibration sensor is connect |
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