Structural characteristics and usage environment of gantry crane

The yard gantry crane manufacturers has a simple structure and is easy to operate, and its bridge is firmly supported on the ground by brackets on both sides. It is like a dragon entrenched on the clouds, so the gantry crane is also called a gantry crane. The working places of gantry cranes are usually open-air environments such as seaside docks, railways or other large heavy industry factories. The temperature changes in the open-air environment are relatively drastic. For example, in some sites with relatively harsh environments, dust and harmful gases are significantly worse, and in During the work process, negative factors such as vibration and impact are detrimental to it. What is more serious is that when the capacity of the power supply transformer becomes smaller and the cross-section of the power supply cable shrinks, it often causes an instantaneous voltage shortage. .

Na splošno, za splošne namene jazcena portalnega žerjava za industrijsko dvorišče so razmeroma pogosti in zelo praktični. Sestavljeni so iz portala, pogonskega mehanizma vozička, dvižnega vozička in električnih delov. The custom yard gantry crane company ima samo eno stran podprto na tleh. Struktura portala vključuje zgornji most, opornike, spodnje nosilce in druge dele. Dandanes se je obseg delovanja žerjavov razširil na velik obseg. Glavni nosilec se lahko spremeni v konzolo ali pa se lahko uporabi dvižni voziček za spodbujanje in uporabo območja delovanja portalnega žerjava do določene mere.

Glede na različne strukturne značilnosti, dobavitelji dvoriščnih portalnih žerjavov can be divided into hook gantry cranes, grab gantry cranes, electromagnetic gantry cranes, and dual- or three-purpose gantry cranes. Among them, the hook gantry crane is suitable for larger places, such as stations, docks, large enterprise factories, freight yards and warehouses; the grab gantry crane is suitable for some scattered and large-scale transportation; dual-purpose or Three-purpose gantry crane is used in places where materials change frequently.