Anti-caving supporting frame for underground work
A support frame and anti-emission technology, which is applied in mine roof supports, mining equipment, earthwork drilling and mining, etc., can solve the problems of large limitations of support methods and no effective use of mechanics, etc., to achieve small limitations, strong support, and safety good performance
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[0020] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.
[0021] see figure 1 , an embodiment provided by the present invention: comprising a bottom support plate 1 and a top support plate 2, one side of the upper surface of the bottom support plate 1 is provided with a main hollow shell 3 and a secondary hollow shell 4 of an integral structure, the The center of the main hollow shell 3 and the auxiliary hollow shell 4 are respectively provided with a main liquid compression space 5 and an auxiliary liquid compressio...
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