Elevation-adjustable rod member locking structure
First Claim
1. An elevation-adjustable rod member locking structure provided between a tubular upright post and a screw rod and adapted to adjust the elevation of said screw rod relative to said tubular upright post and to lock said screw rod in the adjusted position, comprising:
- a locating socket fixedly fastened to an end of said tubular upright post, said locating socket comprising an inner thread extended to a top side thereof and a shoulder inwardly disposed at a bottom side thereof, said shoulder having a top face;
an adjustment nut mounted inside said locating socket and supported on said shoulder, said adjustment nut comprising an inner thread threaded onto said screw rod, a peripheral wall, an operation unit at an upper part of said peripheral wall, and an outward flange at a bottom side of said peripheral wall, said outward flange having a top face and a bottom face supported on the top face of said shoulder of said locating socket; and
a lock screw adapted to lock said adjustment nut in said locating socket, said lock screw comprising an annular inside wall sleeved onto the peripheral wall of said adjustment nut, a head around the periphery thereof at a top side, an outer thread threaded into the inner thread of said locating socket, and a bottom edge supported on the top face of said outward flange of said adjustment nut.
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Abstract
An elevation-adjustable rod member locking structure is disclosed, which includes a locating socket fixedly fastened to an end of a tubular upright post, the locating socket having an inward shoulder, an adjustment nut threaded onto a screw rod and supported on the shoulder, the adjustment nut having an outward flange, and a lock screw threaded into the locating socket and stopped at the top side of the outward flange of the adjustment nut to lock the adjustment nut with the locating socket.
109 Citations
6 Claims
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1. An elevation-adjustable rod member locking structure provided between a tubular upright post and a screw rod and adapted to adjust the elevation of said screw rod relative to said tubular upright post and to lock said screw rod in the adjusted position, comprising:
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a locating socket fixedly fastened to an end of said tubular upright post, said locating socket comprising an inner thread extended to a top side thereof and a shoulder inwardly disposed at a bottom side thereof, said shoulder having a top face;
an adjustment nut mounted inside said locating socket and supported on said shoulder, said adjustment nut comprising an inner thread threaded onto said screw rod, a peripheral wall, an operation unit at an upper part of said peripheral wall, and an outward flange at a bottom side of said peripheral wall, said outward flange having a top face and a bottom face supported on the top face of said shoulder of said locating socket; and
a lock screw adapted to lock said adjustment nut in said locating socket, said lock screw comprising an annular inside wall sleeved onto the peripheral wall of said adjustment nut, a head around the periphery thereof at a top side, an outer thread threaded into the inner thread of said locating socket, and a bottom edge supported on the top face of said outward flange of said adjustment nut. - View Dependent Claims (2, 3, 4, 5, 6)
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Specification