Potato combine harvester control mechanism

The utility model discloses a potato combine harvester control mechanism, and belongs to the technical field of potato harvesters. A hydraulic system of the tractor supplies oil to a hopper hydraulicmotor, a first electromagnetic reversing valve, a second electromagnetic reversing valve, a third ele...

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Bibliographic Details
Main Authors MENG FANSHUN, DU MUJUN, GAO HAILIANG, LI DONGTAO, GAO ZHONGZHI, YANG HUA, FAN MIAO
Format Patent
LanguageChinese
English
Published 02.10.2020
Subjects
AGRICULTURE
ANIMAL HUSBANDRY
FISHING
FORESTRY
HARVESTING
HUMAN NECESSITIES
HUNTING
MOWING
TRAPPING
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Summary:The utility model discloses a potato combine harvester control mechanism, and belongs to the technical field of potato harvesters. A hydraulic system of the tractor supplies oil to a hopper hydraulicmotor, a first electromagnetic reversing valve, a second electromagnetic reversing valve, a third electromagnetic reversing valve, a fourth electromagnetic reversing valve and a fifth electromagneticreversing valve through a first proportional valve. Two oil outlets of the electromagnetic reversing valve I are respectively connected with a rod cavity and a rodless cavity of each hopper door oil cylinder; two oil outlets of the electromagnetic reversing valve II are respectively connected with a rod cavity and a rodless cavity of the ultrasonic oil cylinder; two oil outlets of the third electromagnetic reversing valve are connected with a rod cavity and a rodless cavity of the excavating oil cylinder respectively, two oil outlets of the fourth electromagnetic reversing valve are connectedwith cavities in the two en
Bibliography:Application Number: CN201922452966U