ld electric single-girder bridge crane

? 1?? LD electric single-girder bridge crane?? A,? Brief? LD electric single-girder bridge crane (hereinafter referred to as the crane) is designed and manufactured according to standard JB1306-2008 with CDI,? MDI form electric hoist supporting the use of rail running into a light and small crane, the applicable weight from 1-10 tons, span is 7.5 to 22.5 meters, ambient temperature in the range of -25 ~ + 40 ℃. ? For the convenience of the user, with a ground form either of these maneuvers and control room, control room and open the door with a side end face and two forms for users to choose. ? This product is a regular crane widely used in machinery manufacturing, assembly, warehouses and other places, its structure is characterized as follows:?? 1, the structure of the main portion of the metal beams of rolled steel U-shaped channel formed, and then with the I-beam welding into a box-shaped solid web beams. Rolled steel beams also with a U-shaped channel, and then into a box-shaped beam welding. Is stored for easy transport. The main beam with M20 bolts (steel 45) connected in bridge. ? 2, electric hoist? ???? Electric hoist can lift heavy objects and moved laterally along the main beam, its structural features detailed instructions about the hoist. 3, run institution? This product is used in the form of separately driven, brake done by the conical brake motor, transmission is "one open two closed" type three gears. ? 4, electrical equipment? The products are used in a single-speed motor running cone squirrel cage motor (for running speed of 20, 30 and 45 m / min) to exercise and cone winding motor (for running speed of 45, 60, 75 m / min) driving speak two kinds of forms, with different forms of manipulation, with two modes of electrical control. Electric hoist and the entire crane equipped with safety devices, such as a switch from the ceiling, the end limit switches. ? 5, the product specification indicates as follows (1) ground control For example:?? From the weight of three tons, span of 10.5 meters, running speed of 30 m / min. ? Representation:? LD3-10.5-30 (2) control room control For example:? From the weight of five tons, span of 16.5 meters, running 60 m / min. ? Representation: LDC5-16.5-60?