16-11-2011 дата публикации
Номер: CN0102241350A
Автор:
HUAZENG ZHU,
FEI ZHOU,
MINGYING XU,
HUI WANG,
LIYING KANG,
YANBO GENG,
BING LI,
JIAPENG FENG,
JUNQIN CAO,
JINGBO SUN,
RONGGANG ZHOU,
ZHU HUAZENG,
ZHOU FEI,
XU MINGYING,
WANG HUI,
KANG LIYING,
GENG YANBO,
LI BING,
FENG JIAPENG,
CAO JUNQIN,
SUN JINGBO,
ZHOU RONGGANG
Принадлежит:
The invention discloses a magnetic energy clutch device for a falling protector of a mine rope cage. The magnetic energy clutch device is characterized by consisting of a magnetic attraction part and a measurement and control system, wherein the magnetic attraction part consists of a permanent magnet cover, a permanent magnet, a direct-current variable speed motor and a coupling, wherein the measurement and control system consists of a numerical control cabinet, a direct-current variable motor, a speed sensor, a position sensor and a positioning sensor; and the numerical control cabinet consists of a power supply, a programmable controller, a relay and a digital broadcasting station. According to the magnetic energy clutch device for the falling protector of the mine rope cage, cage falling accidents can be prevented; particularly, the cage falling accidents can be prevented in real time under the conditions that a winch is out of control and the cage operates at an over-speed; the magnetic ...
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