The crane is a lifting and transportation machinery widely used in ports, workshops, electric power plants, construction sites and other places. The name crane is a unified title for lifting machinery. Frequently called cranes are mainly truck cranes, crawler cranes and tire cranes. Cranes are used in hoisting equipment, rescue, lifting, machinery, and rescue.
2. The automobile crane is commonly known as the truck-mounted crane. The concept of the automobile crane is to combine the automobile and the crane, so that it can work directly without assembly. Crawler crane is the abbreviation of crawler crane. It is a crane that gets off the chassis and has a crawler running mechanism and moves on the crawler tracks.
3. The tire crane is a boom rotating crane that uses a tire chassis to travel. A tire crane is a full-slewing crane with a lifting mechanism mounted on a special chassis composed of heavy-duty tires and axles. Its upper structure is basically the same as a crawler crane.
4. The crane is used in many places. Now it is connected with the car. It is easier to move and transport. Especially when building a house, you need to use it, and when you need to lift large things, you must use it. I can imagine that cranes have many uses now.
5. According to the rated lifting capacity, generally those with a rated lifting capacity of less than 15t are classified as small-tonnage cranes, those with a rated lifting capacity of 16-45t are classified as medium-tonnage cranes, and those with a rated lifting capacity of 26t or more are classified as large-tonnage cranes; small cranes are classified according to the boom structure. There are three types: fixed-length arm crane, extended-arm crane and telescopic arm crane; small cranes are divided into three types according to power transmission: mechanical transmission, hydraulic transmission and electric transmission.
A. Movable type: car crane, crawler crane, traveling crane, etc.
B. Fixed type: dock crane, tower crane, gantry crane, etc.
Cranes usually refer to truck cranes, crawler cranes, and tire cranes. Nowadays, cranes are so widely used, not only because the crane is easy to operate, but also because it is more suitable for lifting large heavy objects. There are many tonnage types that can be selected, and it can also operate normally in harsh environments. Therefore, quite popular
