Explosion-proof valve type oil port of front telescopic sleeve hydraulic oil cylinder of dumper
A hydraulic cylinder, telescopic technology, applied in the direction of fluid pressure actuators, servo motor components, mechanical equipment, etc., can solve the problems of large tanks falling on the vehicle frame, rapid increase of oil return pressure, and rapid return of oil, etc. Achieve the effect of reducing safety hazards, convenient installation and maintenance, and preventing safety accidents
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[0014] The invention is like figure 1 , 2 Shown.
[0015] The explosion-proof valve oil port of the front telescopic sleeve hydraulic cylinder of the dump truck, including oil port 2. The oil port 2 is connected to the cylinder 1 on the outer side of the oil cylinder 1, and the oil port 2 is provided with a valve core 3 in the middle of the valve core 3 A connecting shaft 5 is provided. One end of the connecting shaft 5 extends out of the valve core 3 and an adjusting nut 7 is provided. The middle part of the connecting shaft 5 is inside the valve core 3 and is sleeved with a spring 6, between the spring 6 and the other end of the connecting shaft 5 A cover plate 8 is provided, and the cover plate 8 becomes a telescopic movable part on the connecting shaft 5 through a spring 6; a plurality of through oil passages 4 are provided on the valve core 3, and the mouth of the oil passage 4 is on the plane of the cover plate 8. Coverage area.
[0016] The spool 3 is installed in the oil p...
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