Plunger pump assembly

• Main Authors: DENG WENJIE, LI PENG, WANG JIXIN, ZHANG SHULIN, LIU WEICHEN, JIAN BAOGUO
• Format: Patent
• Language: Chinese; English
• Published: 29.11.2022
• Subjects: BLASTING; HEATING; LIGHTING; MECHANICAL ENGINEERING; POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS; WEAPONS

The utility model discloses a plunger pump assembly, and relates to the technical field of oil and gas field fracturing equipment. The plunger pump assembly comprises a plunger pump and a connecting device, the plunger pump comprises a fluid end assembly and a power end assembly, the fluid end assembly comprises a plunger and a first shell, the plunger is arranged on the first shell, the power end assembly comprises a crosshead and a second shell, the crosshead is arranged on the second shell, and the connecting device comprises a pull rod and a connecting support. The connecting support is provided with a mounting hole, under the condition that the plunger pump is in a first state, the connecting support is detachably connected with the first shell and the second shell, the first end of the pull rod is detachably connected with the plunger, and the second end of the pull rod penetrates through the mounting hole to be detachably connected with the crosshead, so that the plunger pump is a long pump; and under