CN1994505B

CN1994505B - Hurdle stand

Info

Publication number: CN1994505B
Application number: CN200610166401XA
Authority: CN
Inventors: 李春荣
Original assignee: ZHANGJIAGANG JINLING SPORTS EQUIPMENT CO Ltd
Current assignee: ZHANGJIAGANG JINLING SPORTS EQUIPMENT CO Ltd
Priority date: 2006-12-17
Filing date: 2006-12-17
Publication date: 2010-10-13
Anticipated expiration: 2026-12-17
Also published as: CN1994505A

Abstract

The invention relates to a hurdles support with simple adjustment of upper horizontal rod and weight block, wherein it comprises upper horizontal rod whose lower side is fixed with one couple of posts; each post has several adjusting holes; the post sheaths the outside of inner tube of post; two lower ends of inner tubes of two posts have one fixed bottom horizontal rod between; the lower end of each inner tube is fixed with one bottom base tube which contains weight block; the limit ball between inner and outer tubes for locking upper horizontal rod is controlled by the upper horizontal rod height positioning device formed by wiring device and steel wire; the weight lock between inner tube and base tube at another side is hinged to the outer tube via the weight adjuster formed by steel line, driving pin and several blocks. The invention can simplify the adjustment.

Description

The frame of hurdling

Technical field

The present invention relates to a kind of athletic sports appliance, refer more particularly to the frame of hurdling.

Background technology

The frame of hurdling is a kind of use sports equipment comparatively widely, Fig. 1 to Fig. 4 shows the structure of the presently used frame of hurdling, comprise: cross tube 1, cross tube 1 downside is fixed with a pair of column tube 2, each column tube 2 is provided with some adjustment holes, column tube 2 is sleeved on pipe 3 outsides in the column, in two columns, be fixed with a foundation cross bar 7 between the lower end of pipe 3, the lower end of pipe 3 also is fixed with a foundation seat square tube 8 in each column, in base square tube 8, be provided with balancing weight 9, base square tube 8 is provided with regulates slotted eye 11, and counterweight is drawn pin 10 to be arranged in and regulated slotted eye 11, and be threaded with balancing weight 9; In column, be provided with cross tube height positioner between pipe 3 and the column tube 2, its structure is: pipe spring 4 in being provided with in the pipe 3 in column, spacingly bump pearl 5 and fix with interior pipe spring 4 one ends, column tube 2 is provided with some adjustment holes, spacingly bumps pearl 5 and stretches in the adjustment hole.In actual use, when needs were regulated cross tube 1 height, the operator with the hands bumped pearl 5 with both sides spacing respectively and inwardly pushes, and upwards draws or press cross bar 1 then downwards to correct position, under the effect of interior pipe spring 4, spacingly bump pearl 5 and can extend in the corresponding adjustment hole again; Cross tube 1 Height Adjustment well after, also need adjust the position of balancing weight 9 again, to keep the equilbrium position relation between cross tube 1 and the balancing weight 9, its method of adjustment is: draw off counterweight earlier and draw pin 10, make balancing weight 9 in base square tube 8, move to correct position, and then install counterweight and draw pin 10 to get final product.The shortcoming of the frame of hurdling of said structure is: the adjustment process of cross tube 1 and balancing weight 9 is too loaded down with trivial details, and it is very inconvenient to use.

Summary of the invention

Technical problem to be solved by this invention is: a kind of adjusting frame of hurdling quite simple, easy to use that can make cross tube and balancing weight is provided.

For solving the problems of the technologies described above, the technical solution used in the present invention is: the frame of hurdling, comprise: cross tube, the cross tube downside is fixed with a pair of column tube, each column tube is provided with some adjustment holes, and column tube is sleeved on the pipe outside in the column, is fixed with a foundation cross bar in two columns between the lower end of pipe, the lower end of pipe also is fixed with a base tube in each column, is provided with balancing weight in base tube; In column, be provided with cross tube height positioner between pipe and the end cross bar, in the column of each side, also be provided with the counterweight adjusting device between pipe and the base tube; The structure of described cross tube height positioner is: the upper end of pipe is fixed with a mounting blocks in each column, be provided with cavity in the mounting blocks, steel wire rope is located in interior pipe of two columns and the end cross bar, the upper end that is fixed on mounting blocks behind the cavity is passed at the two ends of steel wire rope respectively, steel wire rope inside bending in cavity forms elastic bumps, spacingly bump pearl and be arranged on this elastic bumps, adjustment hole is stretched out in the spacing outer end of bumping pearl, pipe spring in the spacing other end that bumps pearl is provided with, interior pipe spring is arranged in cavity, be fixed with turnbuckle on the steel wire rope in end cross bar, end cross bar is stretched out in the upper end of turnbuckle; The structure of described counterweight adjusting device is: also be fixed with top sheave in each column in the pipe, outer end in each base tube is fixed with lower sheave, steel cable is located between top sheave and the lower sheave and the two ends of steel cable are separately fixed at the two ends of balancing weight, be fixed with drive pin on the steel cable in column in the pipe, also offer chute in column on the pipe, drive pin passes chute and fixes with column tube.

In column the bending part that is connected with base tube of pipe also be provided with the confession steel cable wear around left and right transition pulley.

The invention has the beneficial effects as follows: because the present invention bumps turnbuckle pearl and links to each other with spacing by steel wire rope, make that the height adjusting of column tube is very convenient, thereby made things convenient for the adjusting of the cross tube height that is arranged on the column tube; In addition, when cross tube being carried out the height adjusting, column tube move up and down by steel cable on the pulley move with the balancing weight tractive to position that the cross tube height matches on, thereby realized the purpose of once adjusting to the right place in cross tube height and balancing weight position, simplify the adjustment process of the frame of hurdling greatly, be very easy to the use of the frame of hurdling.

Description of drawings

The invention will be further described below in conjunction with accompanying drawing:

Fig. 1 is the main TV structure schematic diagram of the frame of hurdling described in the background technology;

Fig. 2 is the plan structure schematic diagram of Fig. 1;

Fig. 3 is the local structure for amplifying schematic diagram of base square tube among Fig. 2;

Fig. 4 be among Fig. 2 K to the partial structurtes schematic diagram;

Fig. 5 is a main TV structure schematic diagram of the present invention;

Fig. 6 is the right TV structure schematic diagram of Fig. 5;

Fig. 7 is the structure for amplifying schematic diagram of A part among Fig. 5;

Fig. 8 is the structure for amplifying schematic diagram of B part among Fig. 6;

Fig. 9 be among Fig. 5 M to the partial structurtes schematic diagram.

Wherein:

Fig. 1 to Fig. 4 is the structural representation of the frame of hurdling described in the background technology, among the figure: 1, cross tube, 2, column tube, 3, pipe in the column, 4, interior pipe spring, 5, spacingly bump pearl, 7, end cross bar, 8, the base square tube, 9, balancing weight, 10, counterweight draws pin, 11, regulate slotted eye;

Fig. 5 to Fig. 9 is the structural representation of the frame of hurdling of the present invention, among the figure: 1, cross tube, 2, column tube, 3, pipe in the column, 4, interior pipe spring, 5, spacingly bump pearl, 6, steel wire rope, 7, end cross bar, 8, base tube, 9, balancing weight, 10, steel cable, 11, drive pin, 12, mounting blocks, 13, turnbuckle, 14, sliding shoe, 21, adjustment hole, 31, chute, 101, top sheave, 102, left transition pulley, 103, right transition pulley, 104, lower sheave.

The specific embodiment

As Fig. 5, shown in Figure 6, the frame of hurdling of the present invention, comprise: cross tube 1, cross tube 1 downside is fixed with a pair of column tube 2, each column tube 2 is provided with some adjustment holes 21---and referring to shown in Figure 9, column tube 2 is sleeved on pipe 3 outsides in the column, is fixed with a foundation cross bar 7 between the lower end of pipe 3 in two columns, the lower end of pipe 3 also is fixed with a base tube 8 in each column, is provided with balancing weight 9 in base tube 8; In column, be provided with cross tube height positioner between pipe 3 and the end cross bar 7, in the column of each side, also be provided with the counterweight adjusting device between pipe 3 and the base tube 8; The structure of described cross tube height positioner is: as Fig. 5, shown in Figure 7, the upper end of pipe 3 is fixed with a mounting blocks 12 in each column, be provided with cavity in the mounting blocks 12, steel wire rope 6 is located in interior pipe 3 of column and the end cross bar 7, the upper end that is fixed on mounting blocks 12 behind the cavity is passed at the two ends of steel wire rope 6 respectively, steel wire rope 6 inside bending in cavity forms elastic bumps 61, spacingly bump pearl 5 and be arranged on this elastic bumps 61, adjustment hole 21 is stretched out in the spacing outer end of bumping pearl 5, pipe spring 4 in the spacing other end that bumps pearl 5 is provided with, interior pipe spring 4 is arranged in cavity, be fixed with turnbuckle 13 on the steel wire rope 6 in end cross bar 7, end cross bar 7 is stretched out in the upper end of turnbuckle 13; The structure of described counterweight adjusting device is: as Fig. 6, shown in Figure 8, in each column, also be fixed with top sheave 101 in the pipe 3, be fixed with lower sheave 104 in the outer end of each base tube 8, in column the pipe 3 bending parts that are connected with base tube 8 also be provided with the confession steel cable 10 wear around a left side,

right transition pulley

102 and 103, steel cable 10 is located between top sheave 101 and the lower sheave 104, and by a left side, right transition pulley 102,103 transition, and the two ends of steel cable 10 are separately fixed at the two ends of balancing weight 9, be fixed with drive pin 11 on the steel cable 10 in column in the pipe 3, also offer chute 31 on the pipe 3 in column, drive pin 11 passes chute 31 and fixes with column tube 2.As shown in Figure 8, when actual fabrication, drive pin 11 passes chute 31 and by a sliding shoe 14 steel cable 10 and column tube 2 is fixed together.

Operation principle of the present invention: tighten up the steel wire rope 6 that is attached thereto by trampling to bring on the turnbuckle 13, deformation takes place in two elastic bumps 61 simultaneously that make steel wire rope 6 be arranged in two heel posts pipe 3, thereby drive the spacing pearl 5 inside indentations of bumping, until the adjustment hole 21 that leaves on the column tube 2, just can move up or down cross tube 1 then, cross tube 1 drives column tube 2 and moves up together, after arriving proper height, unclamp turnbuckle 13, under the effect of interior pipe spring 4, adjustment hole 21 can be stretched out again in the spacing outer end of bumping pearl 5, thereby with column tube 2 location, like this, just cross tube 1 is positioned at needed height.In the adjustment process of cross tube 1 height, that is: column tube 2 with respect to column in pipe 3 processes that move up and down, column tube 2 drives steel cable 10 simultaneously by drive pin 11 and makes corresponding mobile, steel cable 10 drives balancing weight 9 again and makes corresponding mobile, when cross tube 1 transferred to desired height, balancing weight 9 also arrived the position that the height with cross tube 1 adapts simultaneously; So far, the position of the height of cross tube 1 and balancing weight 9 is just adjusted simultaneously and is finished.

Claims

1. the frame of hurdling, comprise: cross tube, the cross tube downside is fixed with a pair of column tube, each column tube is provided with some adjustment holes, column tube is sleeved on the pipe outside in the column, be fixed with a foundation cross bar in two columns between the lower end of pipe, the lower end of pipe also is fixed with a base tube in each column, is provided with balancing weight in base tube; In column, be provided with cross tube height positioner between pipe and the end cross bar, in the column of each side, also be provided with the counterweight adjusting device between pipe and the base tube; It is characterized in that: the structure of described cross tube height positioner is: the upper end of pipe is fixed with a mounting blocks in each column, be provided with cavity in the mounting blocks, steel wire rope is located in interior pipe of two columns and the end cross bar, the upper end that is fixed on mounting blocks behind the cavity is passed at the two ends of steel wire rope respectively, steel wire rope inside bending in cavity forms elastic bumps, spacingly bump pearl and be arranged on this elastic bumps, adjustment hole is stretched out in the spacing outer end of bumping pearl, pipe spring in the spacing other end that bumps pearl is provided with, interior pipe spring is arranged in cavity, be fixed with turnbuckle on the steel wire rope in end cross bar, end cross bar is stretched out in the upper end of turnbuckle; The structure of described counterweight adjusting device is: also be fixed with top sheave in each column in the pipe, outer end in each base tube is fixed with lower sheave, steel cable is located between top sheave and the lower sheave and the two ends of steel cable are separately fixed at the two ends of balancing weight, be fixed with drive pin on the steel cable in column in the pipe, also offer chute in column on the pipe, drive pin passes chute and fixes with column tube.

2. the frame of hurdling as claimed in claim 1 is characterized in that: in column the bending part that is connected with base tube of pipe also be provided with the confession steel cable wear around left and right transition pulley.