Self water-replenishing flat valve plunger type extra-high pressure water pump
A plunger type, ultra-high pressure technology, applied in the field of positive displacement pumps, can solve the problems of high lubricating oil temperature and insufficient self-priming, and achieve the effect of solving wear, good self-priming ability and reducing service life
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[0029] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.
[0030] see figure 1 and 2 One end of the cylinder body 8 is connected to the housing 17, and the other end is provided with an end cover 3, which is provided with a water pump inlet and an outlet, and the end cover 3 is equipped with a supplementary water pump 35 connected with the rotating main shaft 1. Have step through hole 37 and step hole 38 in the cylinder body 8, suction valve 7 is installed on the left side of step through hole 37, and pressure-out valve 32 is installed in the step hole 38. The right side of the stepped through hole is equipped with a stepped plunger sleeve 13, the two ends of the plunger sleeve 13 are embedded with polymer support rings, and the middle part of the plunger sleeve 13 is provided with two annular grooves for installing the grid ring 14. A plunger shoe assembly 11 is installed in the support ring, such as image...
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Abstract
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