吊鉤雙梁工程門(mén)式起重機(jī)適用于公路、橋梁、電廠(chǎng)等建設(shè)工場(chǎng)進(jìn)行一般的裝卸及起重搬運(yùn)作業(yè)。
　　本起重機(jī)由橋架、大車(chē)運(yùn)行機(jī)構(gòu)、小車(chē)、電氣設(shè)備等組成。全部機(jī)構(gòu)均在操縱室內(nèi)操縱。起重機(jī)導(dǎo)電形式分電纜和滑觸線(xiàn)兩種，訂貨時(shí)任選一種。
　　The utility model relates to a double beam gantry crane with a hook, which is suitable for the general loading and unloading and lifting operations of the workshops, such as roads, bridges, power plants, etc..
　　The crane is composed of a bridge, a cart running mechanism, a trolley and an electric device. All agencies operate in the control room. Two types of electric cables are divided into two types: cable and slide line.