Novel single-body hydraulic supporter
The utility model discloses a novel single hydraulic prop. A movable prop body is internally provided with an exhaust pipe; the lower end of the exhaust pipe is communicated with a column cap, and the upper end is near to an airproof end cover; the column cap is arranged in inner holes of an oil cyl...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a novel single hydraulic prop. A movable prop body is internally provided with an exhaust pipe; the lower end of the exhaust pipe is communicated with a column cap, and the upper end is near to an airproof end cover; the column cap is arranged in inner holes of an oil cylinder and an additional pipe; the oil cylinder is fixedly connected with the additional pipe; and the lower end of the outer edge of the movable prop body is provided with a sealing groove. Compared with the prior art, the utility model has the advantages of convenient and simple exhaust, light weight, low cost, favorable seal, and the like. |
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