A slewing device for an offshore platform crane
A technology for slewing devices and offshore platforms, which is applied to cranes and other directions, can solve the problems of reducing the overall strength and carrying capacity of the slewing platform, wasting space between the support frame and the slewing platform, and affecting the service life of the slewing device, so as to achieve high overall strength and carrying capacity , light weight, uniform force effect
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[0023] The technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.
[0024] Such as figure 1 and figure 2 As shown, a slewing device of an offshore platform crane includes a bearing device 1, a rotating body 2 and a driving device 3; the bearing device 1 includes a supporting ring body 11 and a fixing part 12; the fixing part 12 is installed on the The outer side of the supporting ring body 11 is used to fix the supporting ring body 11 on the base of the crane;
[0025] The rotating body 2 includes an annular sleeve 21 and two support arms 22; the annular sleeve 21 is vertically installed on the top of the supporting ring body 11; the inner cylinder wall and the outer cylinder wall of the annular sleeve 21 There are several first rib plates 211 arranged between them, and the first rib plates 211 are vertically distributed symmetrically with the inner cylinder as t...
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