| 摘要 |
A telescopic pipe connection device includes a fixing sleeve mounted on an outer pipe; a setting-up case internally defining a slide way and a horizontal through hole, the latter extending through the setting-up case and a front wall of the fixing sleeve to communicate with the slide way; a cap fixed to an open front side of the setting-up case and having a receiving hole; a locating pin located in the horizontal through hole with a first end extended through the outer pipe into a limiting hole on an inner pipe and a second end engaged with the receiving hole, and having at least one coupling lever provided thereon; a return spring fitted on the locating pin with two ends pressed against the coupling lever and the cap; and a pushbutton slidably received in the slide way with a lower front slant working face pressed against the coupling lever. |
