A multifunctional coal mining hydraulic protection arm raking support device
A support device and multi-functional technology, which is applied in mine roof support, mining equipment, earth square drilling, etc., can solve the problems of high labor intensity, large number of people, and low production efficiency, so as to improve safety and occupational health, reduce The number of personnel and the effect of improving production efficiency
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[0023] The preferred embodiments of the present invention will be described below in conjunction with the accompanying drawings. It should be understood that the preferred embodiments described here are only used to illustrate and explain the present invention, and are not intended to limit the present invention.
[0024] As shown in the figure, a schematic structural diagram of a multi-functional coal mining hydraulic protection arm raking support device, including an overturning cover beam 1, an overturning cover beam jack 2, a top beam 3, a hydraulic column 4, a cover beam 5, a front connecting rod 6, Rear connecting rod 7, base 8, scraper conveyor 9, protective arm support jack 10, energy-absorbing protective plate 11, protective arm 12, rake coal hopper jack 13, telescopic arm jack 14, telescopic arm 15, rake coal hopper 16 .
[0025] A multi-functional coal mining hydraulic protection arm raking support device, the raking support device not only has the protective functi...
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