Gob-side entry retaining supporting structure
The utility model discloses a gob-side entry retaining supporting structure which comprises a base, a moving mechanism, a supporting air cylinder, a mounting plate, a supporting top plate, a push-out mechanism and a side edge supporting mechanism, a moving driving cavity is formed in the base, the m...
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a gob-side entry retaining supporting structure which comprises a base, a moving mechanism, a supporting air cylinder, a mounting plate, a supporting top plate, a push-out mechanism and a side edge supporting mechanism, a moving driving cavity is formed in the base, the moving mechanism is arranged in the moving driving cavity, the supporting air cylinder is fixedly arranged on the upper surface of the base, and the mounting plate is arranged on the side edge supporting mechanism. The mounting plate is arranged at the free end of the supporting air cylinder, a push-out cavity is formed in the mounting plate, the push-out mechanism is arranged in the push-out cavity, the side edge supporting mechanism is connected with the push-out mechanism, and the supporting top plate is fixedly arranged on the upper surface of the mounting plate. The utility model relates to the technical field of coal mine supporting, and particularly provides a gob-side entry retaining supporting structure whi |
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