QB Type Double Girder EOT Crane Explosion Proof Bridge 50Hz

QB Type Double Girder Crane Explosion Proof Bridge Crane EOT Crane

Product descriptions of QB Model double girders crane

QB Explosion proof double girder girder electric overhead traveling crane, the lifting unit is a hook, It is usually to be used to explosive environment. It mainly consists of lifting trolley,bridge frame,long traveling unit,hook and wire rope,magnet system, cabin and electric control system,etc.

The explosion proof has special design on crane wheel,hook and wirerope to avoid spark happening,.
It has reasonable structure,light dead weight,low noise,easy operation and maintenance,low maintenance frequency and cost,superior performance,long service life.

QB Explosion proof double girder girder electric overhead traveling crane Normal capacity are 5t,10t,16t,16/3.2t,20/5t,32/5t,the span is 10.5m-31.5m, lifting height 16-20m, working class is A6.
Control model: cabin control.

And ambient temperature normally not more than 45ºC

Mechanical parts of QB Model double girders crane:

Double welding box girder, beam deflection with DIN/FEM standard

Steel Material: Chinese standard steel Q235B,Q345B

Manual brush painting,One alkyd iron red primer painting, two alkyd orange enamel finish painting

Epoxy zinc-rich primer painting for one bottoms and two sides of 120μm thick, to achieve a long lifespan, beautiful appearance and good luster.

The girder and end beam are connected together by high strength bolts to ensure the structure strength and precision of the whole machine.

The end beams are equipped with flat wheel or double rim wheels, anti-friction bearings, buffer blocks and derailment preventing plate

Safe system

Weight overload protection device

Emergency stop system

Over current Protection, Short-circuit Protection

Phase sequence protection

Zero position protection, No-Voltage protection, convenient and simple operation.

Protective earth conductor is fitted as standard

Voltage lower protection system

Current overload protection system

High protection level IP44,IP54,IP55

Long and cross travel limit switch

Anti-falling protection of trolley and crane prevents from accidental falling

High quality long time bearing polyurethane materials buffer fixed at the end of trolley travelling and crane travelling to prevent over traveling

Safety hook latch used for avoiding the lifted material out off from the hook

Audible and visual alarm device to inform the person stay near by the travelling crane

Rain Cover for lifting mechanism of outdoor cranes, electric cabinet and driving mechanism

Technical parameters:

Product Photo:

Detailed drawing

Hi, firstly let us introduce our company as follows:

We, Henan Mine Crane Group, have 4,500 employees, include one experienced and professional team for oversea market. We cover an area of 1,620,000 square meters, hold capital of CNY1.18 Billion, have 430 branches around the world and serving over 6,000 Mid-high end customers.

We have more than 200 intermediate and senior engineers who focus on design and manufacture of our cranes, we could supply you all kinds of cranes, more than 110 types. In order to manufacture the best quality crane with high efficiency production, we have invested large number of high technique equipments(include more than 500sets of robots) which can independently accomplish all the processes, such as milling, digging, grinding, pulling, boring, rolling, drilling, punching, cutting, bending, welding, testing and heat treatment. Meanwhile, our factory have passed CE, EAC, SGS, and OHSAS & ISO9001:2000, ISO14001:1996 and ISO9001:2001, have the perfect quality-control system.

In 2020, we have sold 100,000 sets of crane and hoist, sales turnover valued CNY5.675 billion. We haave scored No. 1 on crane sale quantity for continuous 16 years in China local market. We have achieved the remarkable achievements in over 50 key industries such as aerospace, automobile and shipping, steel smelting, petrochemical, electronic information, electric power, water conservancy, railway and military industry. The developed intelligent storage crane, precise positioning crane, automatic container gantry crane, nuclear grade special crane, clean explosion-proof automatic crane, multi fulcrum flexible crane, simulated maritime rescue crane and other high-end products serve Baosteel, China Railway, MCC, CNNC(China National Nuclear Corporation), CASC(China Aerospace Science and Technology Corporation), and other large enterprises; also include oversea project such as Vietnam Yishan Iron and Steel Group, Pakistan Abass Steel Group, Kenya Railway gantry crane projects(Mombasa to Nairobi), Pakistan subway construction bridge cranes project etc, more than 120 countries.

Our Gov have arranged our Group organized and hold many times of International Exhibition Of Crane in China because of our high good influence, meanwhile, our crane have been used on satellite launching because our high technique, and newspaper, local TV, CCTV interviewed and report us many times too.

Quality Forges the Brand, Integrity Waves a bright future. We are trying to win the world with integrity and high quality, We sincerely hope to cooperate with all friends from the world and create brilliance together.

Company Position: The company is the largest industrial crane manufacturer in China, with the highest sales volume and market share in China market.