Lubricating pump and single-line centralized lubricating system

• Main Authors: ZHANG TONGJUN, ZHAO DAPING, ZHAO MINZHANG, LIU XINGONG
• Format: Patent
• Language: Chinese; English
• Published: 06.09.2022
• Subjects: BLASTING; ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; LUBRICATING; MECHANICAL ENGINEERING; THERMAL INSULATION IN GENERAL; WEAPONS

The utility model relates to a lubricating pump and a single-line centralized lubricating system. The lubricating pump comprises a barrel cover arranged on a lubricating grease barrel in a covering mode, a driving device, a pumping mechanism, a reversing valve mechanism and a guide sliding sleeve or a guide pipe, and the reversing valve mechanism is installed on a pump base and comprises a three-way reversing valve and a reversing module. The three-way reversing valve comprises a grease inlet communicated with the grease outlet of the plunger pair assembly, a grease return opening used for being communicated with a lubricating grease barrel and an external lubricating grease opening used for being connected with the single-line distributor, and the reversing module is used for enabling the external lubricating grease opening to be communicated with the grease inlet through the three-way reversing valve when grease is discharged from the external lubricating grease opening. And when the external lubricating gr