locomotive Hopper Door Railway Wagon Parts Reducer Clutch Bearing Hinge Lever

Wagon Parts Hopper Door Mechanism Parts Reducer, Clutch, Bearing, Hinge, Lever

Breif introduction:

Hopper door mechanism is an important part of railway hopper wagons.

Tieke has over 10 years experiences in manufacturing various types of railway hopper cars, and build new cars, lease railway wagons, repair railway cars and provide accessories services for industrial customers. In terms of providing railway freight car accessories, more than 50000 sets various wagon parts are sold every year. The bottom door opening and closing device accessories provided by Tieke include: transmission reducer, hand wheel, clutch, jaw clutch, lower bearing assembly, bearing hanger, gear support, bottom door hinge, double lever, lower connecting rod, lower crank, etc.

Main technical parameters:

Detail images:

Parts name in above image:

Typical design of hopper door transmission mechanism:

KM70 coal hopper car is the main coal hopper car of 70t load in Chinese railway. Its bottom door opening and closing mechanism adopts two-stage transmission top lock device, which has two-stage locking function, which can ensure bottom door locked when the vehicle is running.

The opening and closing device of the bottom door of KM70 coal hopper car is for both pneumatic and manual. It is composed of upper transmission device and lower transmission device. The manual transmission mechanism and pneumatic control management system are set on the under frame at the one end of the car body. The pneumatic transmission and manual braking mechanisms are independent of each other, and its conversion is controlled by the shift fork and the jaw clutch. The bottom door opening and closing mechanism has a self-locking function, which can ensure that the bottom door will not open automatically during vehicle operation. At the same time, in order to avoid the accidental opening of the bottom door opening and closing mechanism caused by the operator's miss-operation during vehicle operation, an eccentric locking anti miss rotation device is also equipped.

For the opening and closing device of the bottom door, the mechanism shall be stable, light and flexible when opening and closing the bottom door. After the bottom door is closed, it shall be able to realize self-locking. The bottom door opening and closing transmission mechanism is composed of an upper transmission device and a lower transmission device. The upper transmission device is composed of an upper transmission shaft, a jaw clutch, a rolling bearing, a gear, a stopper, an upper crank, a clutch transmission shaft, a reducer, a 356mm * 280mm spinning double acting air cylinder, a rack, a roller, a pressure pin seat, a hand wheel, a gear cover, etc; the lower transmission device is composed of lower transmission shaft, lower bearing, double coupling lever, long ejector rod, short ejector rod, coupling, connecting rod, left and right lock bodies, lower crank, etc.

Product ranges:

Tieke has been manufacturing various railway wagons for over 10 years and we are able to provide full ranges of wagon spare parts for customers.

1. Various railway freight cars: flat wagons, container wagons, open top wagons, hopper wagons, side dump wagons, molten iron tanker wagons and various industrial tank wagons;
2. Bogie parts: wheels, axles, side frames, bolsters, center plates, adapters, axle boxes, various wearing plates and accessories;
3. TB standard railway air brake system parts: various control valves, brake cylinders, reservoirs, pipe fittings, brake hoses, brake rods, various levers, etc;
4. Draft gear parts: TB standard main couplers No.13, No 17, No.2 and related spare parts; Russian coupler CA-3; AAR coupler Type E or F coupler; buffers; various coupler installation parts;
5. Railway vehicle body parts: press molding parts, welding parts, casting parts, forging parts, machining parts

We are also able to provide customized railway vehicles and wagon spare parts to customers all over the world.

Tongling Tieke Railway Equipment Co., Ltd (Tieke Railway) is a high tech private company transformed from a factory under Chinese Ministry of Railways in 2016. It is specialized in manufacturing, repairing, renting various railway wagons and providing various wagon spare parts for customers in industrial, mining, metallurgy, chemical, oil, energy, logistic, and local railway transportation who own railway lines for self use.

Tieke Railway is located in Lion Mountain High Tech Industrial Development Zone, Tongling City, Anhui Province, with convenient distance to express way, high speed train, and Nanjing Lukou International Airport. It has 8.5 million USD register capital, 60000㎡covered area and 30000㎡plant area. There are 250 employees, 30 of which are senior and intermediate engineers and have rich working experiences in Chinese railway.

Tongling Tieke Railway Equipment Co.,Ltd has a complete produce line for railway wagons manufacture and repair. It is capable of providing comprehensive services like railway wagons R&D and manufacturing, railway wagons reconfiguration, railway wagons repairing, railway wagons renting, railway wagon spare parts and etc. It manufactures, maintains and repairs various railway wagons like open wagons, flat wagons, self-unloading wagons, hot metal wagons, hopper wagons and other special function wagons. Besides, Tieke Railway could manufacture and supply various kinds of wagon spare parts like wagon bogies, wheel and axles, braking system parts, coupling system parts and other wagon parts. Each year, Tieke Railway could manufacture over 1000 sets wagons, repair 3000 sets wagons, rent 650-1000 sets wagons and sell over 50,000 sets wagon spare parts.

Tieke railway rents over 600 sets flat wagons, ballast hopper wagons to national companies like China Railway Group(CRG), China Railway Construction Corporation(CRCC), CRRC and etc, which create a precedent for private enterprises to rent railway vehicles to state-owned enterprises and central enterprises. Since 2018, Tieke Railway has provided various railway wagons to customers in Laos, Vietnam, Myanmar, South Korea, Russia, Australia, Sierra Leone, Zambia, Germany, Italy and etc.

On the basis of consolidating the original business, Tieke Railway has increased scientific and technological investment and accelerated scientific and technological innovation and new product development. Since 2018, the company has applied for over 30 product patents and developed a variety of domestic advanced and practical technical products related to railway equipment. In 2019, the company obtained the high-tech enterprise certificate issued by the national science and technology department and the qualification to produce military product.

Consolidate the existing steel, coal, chemical industry, local railways, electric power and other railway self use wagons customers; Combined with the development trend of national urban rail transit, expand the new construction of metro vehicles; Provide on-site maintenance and transformation services for self owned vehicles for industrial and mining enterprises; Respond to the national policy of military civilian integration and gradually apply for military production qualification; Jointly develop new products with domestic scientific research institutions and colleges and universities; Cross shareholding with related enterprises to improve product market share; With ‘one belt and one road’ policy, explore and develop international railway wagons market and railway wagon spare parts market.

Tieke Railway has acquired ISO9001 quality management certification, ISO14001 Environmental management certification and ISO 18001 health and safety management system certificate. Adhering to the tenet of ‘ human oriented, pragmatic and efficient, sincere cooperation, mutual beneficial and win-win’ , Tieke Railway provides high quality railway products and satisfactory services to customers all over the world. Warmly welcome to visit our factory!