CN2313625Y

CN2313625Y - Positioner of barbell disc

Info

Publication number: CN2313625Y
Application number: CN 97220903
Authority: CN
Inventors: 陈日明
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-07-25
Filing date: 1997-07-25
Publication date: 1999-04-14
Anticipated expiration: 2007-07-25

Abstract

The utility model relates to a positioner for balance weight rings of a barbell disc. The utility model is mainly provided with a set of bundle rings arranged on the weight lifting rod; the bundle rings are tightly bundled on the weight lifting rod; one side of forced tight rings of the weight lifting rod is sheathed with the balance weight rings; the end of the weight lifting rod is positioned by a positioning nut, and finally, the forced tight rings on a bundle ring screwing part are pushed towards the balance weight rings so that the balance weight rings can be positioned by the tightening of the forced tight rings.

Description

The positioner of weight lifting counterweight ring

The utility model relates to a kind of positioner of weight lifting counterweight ring.

By the employed dumbbell of present weight lifting, wherein having a kind of mainly is to be provided with one can be sheathed on the lacing jacket 40 of weight lifting bar 30 as Fig. 4, shown in 5, wherein this lacing jacket 40 is positioned on the inboard ora terminalis of weight lifting bar 30, form the face that scabbles 41 of a L groove shape in the position of radius, wherein these central authorities of scabbling face 41 be arranged with one with the concave arc groove 42 in the same arcs of weight lifting bar 30 footpath, and this scabbles the both sides that face 41 is positioned at concave arc groove 42, each convex bolt 410 that stretches out, this top of scabbling face 41 then is provided with a packing lid 50 that can be covered on the face of scabbling 41, wherein the central authorities of 50 bottom surfaces are covered in this packing, be concaved with equally one with the arc fluting 54 in the same arcs of weight lifting bar 30 footpath, and make this packing cover 50 two bolts, 410 positions with respect to lacing jacket 40, each protrudes a projection 51 with endoporus 52, just packing can be covered 50 with this is covered on the weight lifting bar 30, and the endoporus 52 that 50 projections 51 are covered in packing is placed through on two bolts 410 of lacing jacket 40, and make two bolts 410 that pass packing lid 50 all spiral shell establish a wing nut 53, lock wing nut 410 with this user system with hand, and packing lid 50 and lacing jacket 40 are clamped on formation location on the weight lifting bar 30; In addition, this lacing jacket 40 is towards the free end of weight lifting bar 30, then form a threaded portion 43, but on this threaded portion 43 then swivel nut one have the packing ring 44 of inner bolt hole 440, and be positioned at sheathed again several counterweight rings 45 of outboard end of packing ring 44 in weight lifting bar 30, and on the screw thread of weight lifting bar 30 outermost end 31 with location nut 46 swivel nuts on the end of thread 43 of weight lifting bar 30, so that each counterweight ring 45 is limited to unlikely dropping out on the weight lifting bar 30, again the packing ring on the threaded portion 43 44 is rotated to counterweight ring 45 sides at last, and push counterweight ring 45 with packing ring 44, counterweight ring 45 is positioned on the weight lifting bar 30.

And by the positioner of above-mentioned used weight lifting bar 30 counterweight rings 45, as if counterweight ring 45 can be positioned on the weight lifting bar 30, but it is true because this kind positioner, its packing lid 50 and lacing jacket 40 are tightened the structure of weight lifting bar 30, be to utilize wing nut 53 to come to lock with hand for the user, so that in case the user locks wing nut 53 powers is not enough, and when lifting weight lifting bar 30 again during secundly, the palm that this moment, the positioner of failing to clamp fully just can the whole user of sliding to then, and the danger that causes user's palm to be wounded or crush.

So the purpose of this utility model is: a kind of positioner of weight lifting counterweight ring is provided, and mainly is to tighten more firm and purpose of safety for reaching positioner.

The technical solution of the utility model is to provide a kind of positioner of weight lifting counterweight ring, mainly be to be provided with a beam ring that is sheathed on the weight lifting bar, this beam ring is to establish a profile groove along axially cuing open, and in beam ring be positioned at profile groove on, following both sides, then same axle center is provided with a through hole and a screw, be located on this screw with the spiral shell of a screw rod again, and beam ring is tightened on the weight lifting bar, and be convexly equipped with a surface in an end of this beam ring and be the screw part of screw thread, the intersection of screw part and beam ring is then established a profile groove along radially cuing open again, but swivel nut one packing ring then on the screw part, and be positioned at the sheathed again counterweight ring of a side of packing ring in the weight lifting bar, and locate nut in the end of weight lifting bar with one and locate, again the packing ring on the beam ring screw part is pushed towards the counterweight ring at last, the counterweight ring is located because of the packing of packing ring.

The positioner of described weight lifting counterweight ring, wherein this screw rod is to be provided with the straight-bar portion of an external diameter greater than the beam ring through hole, and an end of this straight-bar portion is the leader portion that articulates, and end then is one can be screwed together in the threaded portion of beam ring screw in addition.

The utility model is located at beam ring, it more can effectively be tightened on the weight lifting bar by the screw rod spiral shell, guarantees the user when the weight lifting with this, can not tighten because of positioner and badly cause injuredly, reaches and tightens really to guarantee effect safe in utilization.

Further specify specific structural features of the present utility model and purpose below in conjunction with accompanying drawing.

Three-dimensional appearance schematic diagram when Fig. 1 is the utility model preferred embodiment use.

Fig. 2 is the utility model preferred embodiment perspective exploded view.

Fig. 3 is the utility model preferred embodiment vertically cuing open and scheme when using.

Fig. 4 is the traditional counterweight loop mapping device three-dimensional appearance schematic diagram when using.

Fig. 5 is the longitudinal sectional drawing of traditional counterweight loop mapping device.

Please cooperate referring to shown in Fig. 1, Fig. 2, it mainly comprises:

One weight lifting bar 30, this weight lifting bar 30 are the round bars for the smooth pole face 31 of a tool, and form an end of thread 32 in the end face of this weight lifting bar 30;

One beam ring 10, the inside of this beam ring 10 is one can be placed in the endoporus 15 on the weight lifting bar 30 smooth pole faces 31, and on the lateral margin of beam ring, establish one and communicate along axially cuing open in the profile groove 13 of endoporus 15, and be positioned at the upper and lower both sides of profile groove 13 in beam ring 10, and wearing a through hole 11 and a screw 12 along same axle center, an end of beam ring 10 then is convexly equipped with a surface and is externally threaded screw part 14, the intersection of this screw part 140 and beam ring 10 is then established a profile groove 140 that communicates with endoporus 15 along radially cuing open;

One screw rod 20, this screw rod 20 are to have the straight-bar portion 21 of an external diameter greater than beam ring 10 through holes 11, and wherein an end of this straight-bar portion 21 is the leader portions 23 that articulate, and end then is one can be screwed together in the threaded portion 22 of beam ring screw 12 in addition;

One packing ring 16, but this packing ring 16 is to have the inner bolt hole 17 that a spiral shell is located at beam ring 10 screw parts 14;

Several counterweight rings 18, wherein this balancing weight 18 is can be sheathed on the smooth shaft of weight lifting bar 30 and on 31, and make counterweight ring 18 form multiple Different Weight, comes to select collocation to bear a heavy burden for the user with this;

One location nut 19 and pad 190, but these positioning screw cap 19 spiral shells are located on the end of thread 32 of weight lifting bar 30;

Whereby, when the utility model same in when combination as Fig. 1, shown in 2 and 3, be the endoporus 15 of beam ring 10 can be inserted on the smooth pole face 31 of weight lifting bar 30, and with screw rod 20 with beam ring 10 tighten be fixed in weight lifting bar 30 the end as shown in Figure 3, again with packing ring 16 swivel nuts on the screw part 14 of beam ring 10, again several counterweight rings 18 are placed on the weight lifting bar 30 one by one, and be inserted in and be screwed together in pad 190 and positioning screw cap 19 on the end of thread 32 of weight lifting bar 30, last original again swivel nut is in the packing ring 16 of beam ring 10 screw parts 14, push direction A shown in the arrow of Fig. 3 towards the direction of counterweight ring 18, make packing ring 16 be able to really counterweight ring 18 to be packed in packing ring 16 and positioning screw cap 19 between form folder and establish, and because screw rod 20 of the present utility model is the leader portions 23 that articulate, so the user is when tie down screw 20, with direct pulling handle portion 23 its moment that extends, and the strength of screw rod 20 screw lock beam rings 10 is strengthened, and make being locked on the weight lifting bar 30 that beam ring 10 can be more firm.

Claims

1. the positioner of a weight lifting counterweight ring, it is characterized in that: be provided with a beam ring that is sheathed on the weight lifting bar, this beam ring is established a profile groove along axially cuing open, and in beam ring be positioned at profile groove on, following both sides, same axle center is provided with a through hole and a screw, the spiral shell of one screw rod is located on this screw, beam ring is tightened on the weight lifting bar, and be convexly equipped with a surface in an end of this beam ring and be the screw part of screw thread, the intersection of screw part and beam ring is then established a profile groove along radially cuing open again, swivel nut one packing ring on the screw part, and be positioned at the sheathed again counterweight ring of a side of packing ring in the weight lifting bar, and locate nut in the end of weight lifting bar with one and locate, packing ring on the beam ring screw part is pushed towards the counterweight ring, and the counterweight ring is located because of the packing of packing ring.

2. the positioner of weight lifting counterweight ring according to claim 1 is characterized in that: this screw rod is to be provided with the straight-bar portion of an external diameter greater than the beam ring through hole, and an end of this straight-bar portion is the leader portion that articulates, and end then is one can be screwed together in the threaded portion of beam ring screw in addition.