TWM487612U - Telescopic rod for hand tool - Google Patents

Claims (8)

A telescopic rod for a hand tool, comprising: an inner tube having a plurality of positioning holes arranged at intervals; an outer tube being sleeved on the inner tube along an axial direction of the inner tube, the outer tube One end has a first hollow slot, the other end of the outer tube has a second hollow slot; and a positioning component has a mounting seat, a slider, an operating button, a connecting member, a positioning bolt, and a a first returning elastic member, the mounting sleeve is sleeved at one end of the outer tube and has a mounting groove, the mounting groove communicates with the first hollow groove of the outer tube, and the slider is movable along the axial direction of the outer tube Embedded in the first hollow slot of the outer tube and the mounting slot of the mounting seat, the slider has a pushing top and a guiding groove formed on the pushing top, and the operating button can move along the axial direction of the outer tube The connecting member is disposed at the other end of the outer tube and corresponds to the second hollow slot of the outer tube. The connecting member is disposed in the outer tube and is respectively connected to the slider and the operating button at two ends thereof, and the positioning pin can be It is disposed on the mounting seat along the axial direction of itself and can be selectively inserted through the guide groove of the slider In one of the positioning holes of the inner tube, the positioning pin has an outer flange, the outer flange abuts against the push top of the slider, and the first return elastic member is sleeved on the positioning pin and the top is abutted The inner circumferential surface of the mount is between the outer flange of the positioning bolt. The telescopic rod for a hand tool according to claim 1, wherein the push top of the slider has a slope and a horizontal bottom surface that engages the slope, the slope abuts the flange of the positioning bolt, the guide groove The ramp extends from the horizontal bottom surface. The telescopic rod for a hand tool according to claim 2, wherein the positioning assembly further has a spring piece having a first horizontal section, a second horizontal section, and an inclined section, the first horizontal section being fixed In the mounting seat, the second horizontal section abuts the horizontal bottom surface of the push top of the slider and has a through hole, the through hole is pierced by the bottom end of the positioning bolt, the inclined section is connected to the first and second The horizontal section is abutted between the inclined surface of the push top of the slider and the outer flange of the positioning bolt. The telescopic rod for a hand tool according to claim 3, wherein the mounting seat has a fixing protrusion, and the first horizontal section of the elastic piece has a fixing hole, and the fixing hole is sleeved on the fixing protrusion. The telescopic rod for a hand tool according to claim 1, wherein the outer tube has an outer tube body and a grip sleeve, the outer tube body has the first and second hollow slots, and the grip sleeve is sleeved on One end of the outer tube has a slot, and the operating button is movably disposed in the recess of the grip sleeve along the axial direction of the outer tube. The telescopic rod for a hand tool according to claim 1, wherein the mounting seat has a cover plate, the cover plate has a limiting hole, and the top end of the positioning pin is axially movably disposed through the cover plate. In the limiting hole, the first return elastic member abuts between the inner circumferential surface of the cover plate and the outer flange of the positioning bolt. The telescopic rod for a hand tool according to claim 1, wherein the positioning assembly further has a second returning elastic member, the mounting seat has a blocking wall, and the outer end surface of the sliding block has a protruding post, the first The second returning elastic member is sleeved on the protruding post and abuts against the blocking wall of the mounting seat and the outer end surface of the sliding block. The telescopic rod for a hand tool according to claim 1, wherein the connecting member is a steel cable.