Magnetic descaling instrument for underground electric pump unit

• Main Author: WEI ZHIGUO
• Format: Patent
• Language: Chinese; English
• Published: 24.03.2020
• Subjects: EARTH DRILLING; EARTH DRILLING, e.g. DEEP DRILLING; FIXED CONSTRUCTIONS; MINING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR ASLURRY OF MINERALS FROM WELLS

The utility model provides a magnetic descaling instrument for an underground electric pump unit. The device comprises a pressure-bearing outer pipe, a connecting rod, a cleanable coupling structure,a manually-rotatable protective cover structure, a wipe-cleanable fixing sleeve structure, a fixing sleeve, a fixing rod, a connecting disc, a left connecting rod, a right connecting rod, a spiral line, an electromagnetic control panel, a communication panel, a cooling fin, a connecting sleeve, an oil pipe welding part, a lower guide taper sleeve, a protective cover and a grip. Due to the arrangement of the upper guide taper sleeve, the coupling, the wiping sleeve, the supporting piece, the protective rod, the protective sleeve, the holding rod, the grinding sleeve and the sealing sleeve, sundries in the underground electric pump unit can be wiped and cleaned by utilizing the protective sleeve to be matched with the holding rod and the grinding sleeve; by arranging a protective cover, a roller bearing, an insertin