RU2011133392A

RU2011133392A - EXCAVATOR

Info

Publication number: RU2011133392A
Application number: RU2011133392/03A
Authority: RU
Inventors: Лев Израилевич Шварц; Алексей Степанович Аистов
Priority date: 2011-08-09
Filing date: 2011-08-09
Publication date: 2013-02-20
Also published as: RU2481439C2

Abstract

Экскаватор, содержащий ходовую тележку с установленной на ней поворотной платформой, на которой размещены рабочее оборудование, кабина, электрооборудование, механизмы поворота, напора и подъема, оснащенный лебедкой подъема, включающую два электродвигателя, соединенных с редуктором на выходном валу которого, установлены барабаны, масляные ванны с датчиками температуры и давления, отличающийся тем, что редуктор лебедки подъема разделен на тихоходную часть в виде тихоходного редуктора, и быстроходную часть в виде двух планетарных редукторов, каждый редуктор снабжен корпусом, причем на корпусе тихоходного редуктора выполнены кольцевые заточки, фиксирующие корпуса планетарных редукторов; на входных валах планетарных редукторов установлены полумуфты, а ведущие валы тихоходного редуктора размещены в выходных водилах планетарных редукторов и связаны зубчатой передачей с внутренним зацеплением, масляные ванны тихоходного и быстроходного редукторов выполнены в виде сообщающихся сосудов.An excavator containing a running trolley with a rotary platform mounted on it, on which working equipment, a cab, electrical equipment, swing, pressure and hoist mechanisms are installed, equipped with a hoist winch, including two electric motors connected to a gearbox on the output shaft of which drums and oil baths are installed with temperature and pressure sensors, characterized in that the lifting winch gearbox is divided into a low-speed part in the form of a low-speed gearbox, and a high-speed part in the form of two planetary gears trench, each gear is provided with a housing, the housing on the low-speed gear is annular grinding fixing body planetary gear; half-couplings are installed on the input shafts of planetary gearboxes, and the driving shafts of the low-speed gearbox are located in the output carriers of the planetary gearboxes and are connected by a gear with internal gearing, the oil baths of the low-speed and high-speed gearboxes are made in the form of communicating vessels.

Claims

An excavator containing a running trolley with a rotary platform mounted on it, on which working equipment, a cab, electrical equipment, swing, pressure and hoist mechanisms are installed, equipped with a hoist winch, including two electric motors connected to a gearbox on the output shaft of which drums and oil baths are installed with temperature and pressure sensors, characterized in that the lifting winch gearbox is divided into a low-speed part in the form of a low-speed gearbox, and a high-speed part in the form of two planetary gears trench, each gear is provided with a housing, the housing on the low-speed gear is annular grinding fixing body planetary gear; half-couplings are installed on the input shafts of planetary gearboxes, and the driving shafts of the low-speed gearbox are located in the output carriers of the planetary gearboxes and are connected by a gear with internal gearing, the oil baths of the low-speed and high-speed gearboxes are made in the form of communicating vessels.