Hydraulic-pressure power device and pump thereof
A hydraulic power device and pump body technology, which is applied to liquid fuel engines, pumps, rotary piston type/oscillating piston type pump components, etc., can solve the problems of increasing the starting load of the motor, large starting load, and large motor loss
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[0019] Examples of hydraulic power units are Figure 1~7 Shown: comprise motor 37 and pump 36, and pump 36 comprises the pump body 2 that has cylindrical hole inner cavity, is provided with the rotor 5 that rotation axis extends along the front-back direction in pump body 2, and the cross-section of rotor is polygonal structure, and Each side is in a concave arc shape, and a convex rib 50 extending along the front and back directions that is tangent to the cylindrical hole is formed between two adjacent sides, and the pump body is provided with a liquid inlet hole separated by a partition 9 8 and the liquid outlet hole 1, the partition 9 can move back and forth along the radial direction of the rotor, and the inner end of the partition 9 is slidingly and push-fitting with the outer peripheral surface of the rotor 5 . Each rib 50 is provided with an oil guide channel 7 connecting both sides of the rib in the circumferential direction. The rotor is guided and moved along the rad...
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