Quick blocking device for telescopic opening of guide rail
The invention discloses a guide rail telescopic opening rapid blocking device applied to aerospace facilities, the guide rail telescopic opening rapid blocking device comprises a frame body, a first baffle, a second baffle and a locking piece, the frame body can be fixedly installed on a wall, the f...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a guide rail telescopic opening rapid blocking device applied to aerospace facilities, the guide rail telescopic opening rapid blocking device comprises a frame body, a first baffle, a second baffle and a locking piece, the frame body can be fixedly installed on a wall, the first baffle comprises a first baffle body and a first fireproof layer, and the second baffle comprises a second fireproof layer; the first baffle comprises a first baffle body and a first fireproof layer, the second baffle comprises a second baffle body and a second fireproof layer, the first baffle and the second baffle can open and close an inner hole of the frame body, a first receding hole is formed in the first baffle, a second receding hole is formed in the second baffle, and when the inner hole of the frame body is closed by the first baffle and the second baffle, the first receding hole is opened. The first receding hole and the second receding hole form a guide rail via hole with the same shape as the cros |
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