A roof lifting device
A technology of lifting equipment and jib, which is applied in the direction of cranes, etc., can solve the problems of inconvenient installation of heavy objects in construction, poor wind resistance and stability, inconvenient installation of heavy objects, etc., and achieve cumbersome maintenance, The effect of large structural deformation and reasonable force
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[0028] In order to better understand the present invention, the present invention is described in detail below in conjunction with specific examples. It will, however, be evident that various changes and modifications can be made to the present invention without departing from the broader spirit and scope of the invention as defined in the appended claims. Therefore, the following examples have an illustrative rather than a limiting meaning.
[0029] Example:
[0030] A roof lifting device such as Figure 1 to Figure 8 As shown, including the base, the base is provided with an upper turntable 7, the upper turntable 7 is connected with the tower, and the upper turntable 7 is equipped with a hoisting mechanism 13, a luffing mechanism 11, a turning mechanism 14 and an electrical control system 12; The mechanism 13, the luffing mechanism 11 and the slewing mechanism 14 are all equipped with safety protection devices; the luffing mechanism 8 is equipped with a frequency conversio...
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