The tower crane adopts superior quality components and parts, such as solar obstruction light, air conditioning, Schneider electric components, shuttle type control cabin, high-torque slewing reducer, high-grade tower body paint, quality brake, travel trolley with guide wheel, and more. This not ensures the quality of our tower crane but also provides customers with increased additional value.
1. Advanced technology
The most advanced technology is imported to our product design. All concerned matters such as raw material selecting, structure designing, working mechanism, control system, efficiency, safety and reliability can reach the world level.
(1) Advanced equipments for rust-removing applied in material pretreatment process to ensure rustless structure welding.
(2) Precise data control cutting machine ensures accurate specification of each component.
(3) CO2 shielded arc welding ensures welding quality thereby enhances the longevity of the products.
(4) High-quality surface coating that can meet different requirements of transporting and using. It is durable under environments of low, high, wet as well as oceanic environment.
Product Specification / Models
4206 Loading capacity 3t-11.96m
3808 Loading capacity 3t-12.5m
3506 Loading capacity 2.5t-11.23m
3008 Loading capacity 2.5t-11.23m
Application / Models
QTZ series tower crane is a kind of upper-slewing fixed type light crane. It can be used into every kind of industrial and civil construction, especially suit for the construction site which is narrow and landform is complicated.
1. Leading technology of working mechanism
(1) Hoisting mechanism: Matching with frequency tansforming & mulipolar dynamo resistivity for timing. Stably shifting impules the electric fence gently. Multipolar dynamo works stably, it is simple and economic with gentle impulsive currency when starting and shifting.
(2) Trolley mechanism: Frequency transformer and wire wrapping motor can be applied to conduct speed regulating. It is economic and convenient to operate.
(3) Slewing mechanism: Frequency transformer and wire wrapping motor can be applied to conduct speed regulating.
2. Control system
Using of electronic components from world famous brands such as SCHNEIDER, SIEMENS or LG, that ensures stability and reliability of the products.
Jinan Yuanxin Machinery Co., Ltd, located at the foot of Hushan Hill, 6km south from Mingshui Town, Zhangqiu City, boasts convenient traffic with Jiaoji Railway, Jiqing Freeway and Jiwang Highway passing through. As one of Top 100 Counties in China, Zhangqiu City, with rich specialties and talented people, is an important transport hub next to Qingdao and Yantai in the east, Tai Mountain and Qufu in the south, 40km west of Jinan, and 30km away from Jinan International Airport.
Specializing in the production of QT25, QTZ25, QTZ31.5, QTZ40, QTZ50, QTZ63, QTZ80, QTZ100 and QTZ125 self-elevating tower crane, WL160 hoisting machine, SCD200/200 construction elevator, JS350, JS500 and JS750 compulsory twin shaft mixer and associated concrete and stabilized soil mixing station with Changsha Institute of Construction Machinery of the Ministry of Construction.
Originally dealing in sales of construction machinery all over the country, our company built up large-scale and modern production base in recent years integrating production, sales and service. Adhering to the strategy of “develop the enterprise by science and technology”, the company actively introduces advanced technology talents, employs the latest production technology and scientific and strict test methods, making the product structure more rational with more reliable performance. Recognized by construction machinery insiders, Yuanxin enjoys a high reputation throughout China. With “customer utmost” as the service tenet, we will serve you in the principle of “care for users and meet users’ demand”.
Yuanxin will win your confidence with the first-class technology, products and service. Ma Yan’gang, the General Manager, is willing to sincerely cooperate with you for joint development.