Top running overhead cranes run on fixed tracks mounted on the top of each track beam, which allows the end truck to carry the girder and hoist along the top. These top running cranes can be set up as single or double beams depending on the application requirements.

SEVENCRANE can provide top running overhead crane products to our customers in a short period of time, because we have our own overhead crane factory, many years of work experience and friendly cooperation with domestic logistics.

Kren jambatan larian atas elektrik industri adalah jenis yang digunakan secara meluas dalam bidang kren pada peringkat ini. Ia terdiri daripada empat bahagian utama: rasuk utama, rasuk hujung, troli dan peralatan elektrik. Ia biasanya digunakan dalam banyak pengeluaran perindustrian dan pengangkutan angkat seperti pengangkutan kereta api dalaman dan luaran, perusahaan perlombongan, industri keluli, pelabuhan dan terminal, dan lain-lain, yang menggalakkan perkembangan pesat pengeluaran perindustrian berskala besar dan pengangkutan mengangkat.

1. Transmission form of crane trolley operating mechanism The trolley operating mechanisms of small and medium-sized cranes all adopt the form of centralized drive, as shown in Figure 2-11(a), while the trolley operating mechanisms of large cranes usually adopt the form of separate drives.

industrial electric overhead travelling crane is horizontal frame in the workshop, warehouse and open storage yard above, used to lift all kinds of objects of mechanical equipment.