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In the future, Dongfanglong will closely focus on national policy orientation and innovation driven development strategy, formulate sustainable development transformation strategy, keep forging ahead, take creating world famous brand and winning honor for the nation as the goal, work together with people of insight from all walks of life for win-win cooperation, and build up the dream of oil equipment manufacturing.
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1, all technical parameters are in line with the American Petroleum Institute (API) standard 11E provisions.
2, the machine structure is reasonable, smooth operation, low noise, easy operation and maintenance.
3. The walking beam is made of box or H-shaped steel structure with high strength, stiffness and carrying capacity.
4, slow the use of Herr involute or double arc gear, is conducive to improve the accuracy and bearing capacity, extend the service life.
5, the center support and beam balance support are using medium wide roller bearings, with high sealing and bearing capacity; Beam balance bearings and crank pin bearings are equipped with automatic aligning function to reduce installation errors and vibration during pumping unit operation.
6, can tilt/hang/upright/self-yielding horse head.
7, the tower frame has high stability, easy to install on site, and its retractable structure is especially convenient for packaging and transportation.
8. The crank weight is driven by rack and pinion, adjustable, light and accurate.
9, internal expansion/external locking brake, equipped with safety device, flexible operation, rapid braking, safe and reliable.
10, there are pressure plate mounting type and bolt fixed base for users to choose.
11. Non-rotating wire rope can be used when lifting to avoid distortion.
12, there are two kinds of ordinary V-belt and joint narrow V-belt.
13. Power machinery includes ordinary motors, variable frequency motors, energy-saving motors, diesel or natural gas engines.
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