Belt Pumping Unit for Oil Well Extraction
Specifications
1.Long stroke, low frequency of stroke, low cost2.low energy consumption, long stroke and low frequency of stroke
The main advantages
1. Long stroke ,low frequency of stroke ,low cost ,long stroke make pump factor high and pressure suege small ;low frequency of stroke make downhole equipment consuption small and operation cost small
2. adjustable workover location and easy for workover
3. Belt transmission ,It adopts long life ,high strength and heavy duty belt for power transmission ,Its elasticity reduce surge of direction –changing ,which makes pumping string operate smoothly .
4. Automatic relocation device ,adopt automatic relocation device with humanity design ,which can reduce labor input and make the workover operation more convenient
5. Adopts limited element analysis to make parts optimise ,the rigid of whole unit become smaller which makes operation reliable and stable
6. Reliable braking device and can be equipped with electrical braking device based on customers requirements and realize mixed braking purpose and more safe ,The whole set adopts closed design ,foldable transportation which is safe and convenient.
7. Don’t need frequent maintenance ,It adopts wore bearing ,long life belt and heavy duty chain which ensure the reliability of the whole set
8. Mechanical balance and complete lubricant system ,automatic protect device and whole set enclosed ,which makes the equipment extending maintence period and raising oil output
9. Automatic control for whole set can be realized based on customer requirements ,Automatically control stroke times and automatically recovery oil which makes the unmanned on duty reality
Technical Specifications:
Type/parameter | GJ.1100 | GJ.1000 | GJ.900 | GJ.800 | GJ.700 | GJ.600 | GJ.500 |
Stroke length m | 8 | 8 | 7.3 | 7.0 | 6.0 | 5.0 | 4.5 |
Peak polished roload td | 22 | 20 | 16.3 | 14 | 12 | 10 | 8 |
Max of strokes min-1 | 4 | 4 | 4 | 4 | 4 | 5 | 5 |
Min of strokes min-1 | Very low | ||||||
Counter weight t | 6.1 | 4.6 | 4.2 | 2.7 | 2.4 | 1.9 | 1.7 |
Counter weight-Max Aux t | 9.5 | 9.0 | 7.2 | 7.1 | 6.4 | 4.8 | 3.5 |
Shipping weight t | 28 | 22 | 19.5 | 16.5 | 15.5 | 12.0 | 11.0 |
External size (L×W×H) | 7.4×2.6 | 7.4×2.4 | 6.6×2.4 | 6.1×2.1 | 5.5×2.1 | 5.5×1.9 | 5.2×1.9 |
Shipping size (L×W×H) | 12.8×2.6 | 12.8×2.4 | 12.4×2.4 | 11.8×2.1 | 10.8×2.1 | 8.9×1.9 | 8.2×1.9 |
Motor power KW | 55 | 55 | 45 | 45 | 37 | 37 | 37 |
Torque of gearbox kN · m | 53 | 53 | 37 | 37 | 26 | 26 | 26 |
Working temperature | -40℃ ~ 50℃ | ||||||
Note :automatic braking system is available according to the customers’ requirements | |||||||
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