Balance beam balance device for adjustable oil pumping unit
The utility model relates to a balance beam balance device for adjustable oil pumping unit, mainly solving the problem of inconvenient balance weight adjustment, inconvenient connection and inconvenient disassembly of the existing counterweight balance devices. The utility model is characterized in...
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| Format: | Patent |
| Sprache: | eng |
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| Zusammenfassung: | The utility model relates to a balance beam balance device for adjustable oil pumping unit, mainly solving the problem of inconvenient balance weight adjustment, inconvenient connection and inconvenient disassembly of the existing counterweight balance devices. The utility model is characterized in that a curved arm (1) is in a shape of a box body above which a hanging ring (2) is arranged; a weight box (3) which has a built-in bolt (4) is connected below the curved arm (1); a plurality of balance weights (5) are hung on the bolt (4). The balance beam balance device for adjustable oil pumping unit has the advantages of convenient balance weight adjustment, convenient connection and convenient disassembly. |
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