QG Overhead Crane with Carrier-beam Uzbekistan

Dongqi Crane can provide Uzbekistan customers with QG type hanging beam bridge cranes, and provide design and manufacturing, installation and debugging, major repairs and maintenance, annual inspection and maintenance services in areas such as non-standard lifting weight, lifting height, lifting/operating speed, and change of control mode. It also offers more explosion-proof, double lifting, grab, electromagnetic suction cup, metallurgical high-temperature resistance, etc Please consult customer service for brand, technical parameters, drawing design, construction plan, and quotation budget of European style new (low headroom)/national standard/non-standard/special bridge crane manufacturers, such as new intelligence.

Basic Parameters

• Type: QG
• Lifting capacity: (5+5)t~(25+25)t
• Span: 10.5-31.5m
• Working class: A5,A6
• Temperature: -20～+40℃

The QG type hanging beam bridge crane is divided into parallel main beam direction and vertical main beam direction, with designed lifting capacities of 5+5 tons, 7.5+7.5 tons, 10+10 tons, 16+16 tons (t), etc., with a span of 10.5~31.5 meters. The crane is equipped with a hanging beam device, and a hook is set below the hanging beam to lift heavy objects. The working levels of cranes are A5 and A6, mainly used for indoor or outdoor fixed spans in steel mills, shipyards, ports, freight yards, loading and unloading, and handling various ultra long profile materials. This machine is prohibited from use in flammable, explosive, and corrosive media environments. This product has two operating modes: ground and control room. The ground operation is controlled by a wireless remote control. There are two types of control rooms: open and closed, which can be installed on the left or right side according to the actual situation. The entrance direction has side and end faces, etc., to meet the needs of users in various situations.

Features

(1) In General

• Good quality, high production effeciency, few maintance;
• High loading strength, high working class;
• Flexible operation, safe and reliable.

(2) Main Body

• Double girder, welding box beam, camber meet national standard;
• Adopt high quality carbon steel, Q235B or Q345B; (similar as Fe37 or Fe52);
• Main welding submerged are welded automaticly, nondestructive flaw detection;
• All metall materials(main girder,end girder, trolley)are chosed according to the national standard.
• Steel plate material requirements shot blasting before cutting, derusting grade reach Sa2.5 above.

(3) Crane and Trolley

• Crane protection grade is IP54 or IP44, F/H grade insulation
• Use special reducer, Hard-toothed surface, Reducer shaft inspected by Ultrasonic testing;
• Main hook’s reducer shell welding, taking a seal grooves, shaft top sealed well;
• Use YWZ model electric&hydraulic pushing rod often-close brake, the main lifting use double brake;
• Drum material is 16Mn, made of steel.drum shaft and cylinder body are welded and inspected by ultrasonic testing.
• The wheel tread are treated by heating processing;
• Pulley block are made of rolled steel;
• The tooth shape coupling, and the material of the 40 Cr, forging steel;
• All buffers use polyurethane (pu) type, on same span,
• Buffers must have same height;
• Hook use forged material, nondestructive flaw detection, fortify the slot device.

(4) Electric System

• All electric are SIMENS & SCHNEIDER;
• Crane can use safe slipping line to get power , slip line is located against the cab;
• Wire ropes are put in the steel trough or metal tube;
• On dangerous points equipped with protection device;
• The wire ropes are closed in hard steel tube or metal soft tube, line pipe and trough are welded on crane’s metall construction.
• Trolley’s cable devices are fixed inside of walking board;
• Bridge lighting use special crane damping lamps. Set special lighting circuit.

(5) Protection Devices

• The crane and trolley have travelling stop block, hook have double limiters,one of them is on drum.
• Crane equipped with audible and visible alarm, and slipping line protection device prevents any danger to person;
• A cage is fixed on slip line side under the main girder,convenient to repair the slip line.
• All of the connection axis, floating shaft all has the shield to prevent danger.
• All doors on crane have interlock protection device, when the door is open,crane will stop travelling.

(5) Operation Device

• Ground control and cabin control;
• Special cabin for bridge crane or capsule driver room, open vision comfortable operation;
• The cable has open style, close style, can fixed on left or right;
• The open direction includes end open, side open or top open;
• The cabin has special small room and the capsule cabin;
• Ground control has handle and remote control; do not need to set up special driver;
• Users can choose as you need.

Drawing