Mobile swing machine

The utility model relates to a mobile crane that includes a supporting frame, a boom, a power plant and a pullback weight. The supporting frame comprises a main body frame, a frame extending forwards, a body extending backwards, a trundle and a positioning bolt. The front end of the main body frame...

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Bibliographic Details
Main Author LIN GUOLIN
Format Patent
LanguageChinese
English
Published 13.05.2009
Subjects
CRANES
HAULING
HOISTING
LIFTING
LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES
PERFORMING OPERATIONS
TRANSPORTING
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Summary:The utility model relates to a mobile crane that includes a supporting frame, a boom, a power plant and a pullback weight. The supporting frame comprises a main body frame, a frame extending forwards, a body extending backwards, a trundle and a positioning bolt. The front end of the main body frame is connected with an extension boom by a moving shell joint. The back of the extension boom is provided with a removable spacing beam. The frame extending forwards is sleeved on the lower part of the main body frame. The upper part of the main body frame is sleeved with the body extending backwards, which can be pulled out to place or hang the pullback weight. The bottom part of the main body frame is provided with the trundle and the back part of the main body frame is provided with an operating handrail. The boom having a plurality of sections comprises a basic boom and the extension boom. The basic boom is provided with the beam with a pulley and is provided with a travel switch and a limit switch. The top part
Bibliography:Application Number: CN20082115133U