CN2294723Y

CN2294723Y - Walking assisting device

Info

Publication number: CN2294723Y
Application number: CN 97201499
Authority: CN
Inventors: 寿明骅
Original assignee: Jiawei Co ltd
Current assignee: Jiawei Co ltd
Priority date: 1997-02-04
Filing date: 1997-02-04
Publication date: 1998-10-21
Anticipated expiration: 2007-02-04

Abstract

The utility model relates to a folding device for walking aid devices, which is mainly composed of a front and a rear wheel carriers which are pivoted with each other, wherein, the upper end of the front wheel carrier is provided with an upper fixing frame; a handle bar rack which is arranged on the upper fixing frame is telescopic between the upper fixing frame; a pin joint state appears between the upper fixing frame and the handle bar frame; the upper fixing frame and the handle bar frame can keep an opening and closing state by an 8-shaped lantern ring. The utility model can reduce the volume of a walking aid device after folding and is convenient for collection and carrying.

Description

A kind of walking aid

This utility model relates to a kind of walking aid, refer to especially a kind of be convenient to folding and can significantly dwindle folding after the walking aid of volume.

General vertebra and lower limb pathological changes patient are behind operative treatment, its ability to act is still influenced, therefore must assist it to walk about with other auxiliary facilities, the very simple bracing frame of a kind of structure was arranged in the past, can help it to stand for rehabilitation person helps, so when rehabilitation person desires to walk about, must be accompanied by moving of step, constantly mention bracing frame and move forward, so obviously unpractical to the greatest extent convenient.

For improving the practical shortcoming of traditional support structure, but the walking aid listing that at present existing a kind of similar vehicles moves, its structure as shown in Figure 6, it mainly is a kind of design that is provided with wheel and is available for users to help and moves in the implementation mode, it is textural to be the rear wheel frame 81 that is pivoted and is the H shape without exception in front wheel carrier 80 centre that are the Qian shape without exception, wherein front wheel carrier 80 is to be made of hollow tube, the inboard centre of its two straight tube is arranged with a slip base 87, be formed with chute 870 on the slip base 87, can pass therebetween for the transverse tube 810 of rear wheel frame 81, and in 870 slippages up and down of this chute.

Front wheel carrier 80 lower ends are arranged with two front-wheels 85 again, be equipped with leader's bar 82 respectively in its two vertical end, be arranged with brake lever 83 on two handlebar stems 82, this brake lever 83 is that similar bicycle is located at the brake on the handle, it can be in the back pulling brake cable 84 of holding with a firm grip, with the brake (not shown) on the control rear wheel frame 81.

Two straight tube centre of two straight tube lower ends of front wheel carrier 80 and rear wheel frame 81 are arranged with a fixing ear 801,811 again, two 801,811 two ends that are articulated in a connecting piece 88 jointly of ear that are relatively fixed utilize this brace 88 to keep forward and backward

wheel carrier

80,81 in relative open configuration with support.

Two straight tube lower ends of rear wheel frame 81 are arranged with a trailing wheel 86 in addition, slide with the front-wheel 85 that cooperates front wheel carrier 80.

Can obviously find out its occupation mode by previous designs, mainly be to help on two handlebar stems 82 by user, utilize the support of forward and backward

wheel carrier

80,81, can make user keep stance, when user forward during walking, can promote walking aid simultaneously and move forward, plant auxiliary facilities by this laborsaving easy occupation mode that more becomes can be provided.

Although the practical facility of bracing frame that aforementioned walking aid is more traditional, but still have not most desirable part, go out for ease of portable or collect as this walking aid, mostly be folding design, with aforesaid walking aid, to be that to make forward and backward

wheel carrier

80,81 lower ends be that fulcrum is relative with it with the articulated section of brace 88 amount to its folding mode, and make brace 88 change vertical direction into by horizontal direction, and 810 of the transverse tubes of rear wheel frame 81 slide onto upper end by chute 870 lower ends.

The front and back depth that the similar aforesaid collapsed configuration of thought has only been dwindled walking aid at most, but can't significantly change its height, thus its volume-diminished amplitude after folding still belong to limited, so no matter its portable or when collecting, all still must take suitable space, and unpractical to the greatest extent.

For this reason, this utility model main purpose be provide a kind of can significantly dwindle folding after the walking aid of volume, it mainly is made up of the forward and backward wheel carrier of mutual pivot joint, wherein the front wheel carrier upper end is provided with a upper holder, upper holder is provided with the handle bridge, this handle bridge can stretch between upper holder, is again to be the pivot joint state between upper holder and handle bridge, but the two and the mat one 8 font collars keep its opening and closing state;

Volume after can significantly dwindling walking aid and fold with previous designs carries and be convenient to collection.

The technical solution of the utility model is to provide a kind of walking aid, and it comprises: a front wheel carrier that is provided with front-wheel, one and the front wheel carrier rear wheel frame, that articulates and be provided with trailing wheel be hubbed at handle bridge, the pivot that the upper holder, of front wheel carrier upper end is sheathed on the upper holder and be through at the handlebar stem on the handle bridge;

Be provided with two between forward and backward again wheel carrier and be and articulate shape and can reduced relatively folded piece, to keep the open configuration between forward and backward wheel carrier.

In above-mentioned walking aid: the outside, two straight tubes upper end of this front wheel carrier can be formed with an outstanding pivot sheet respectively, is formed with the pivot hole on the pivot sheet, articulate for straight tube with upper holder,

Two straight tubes of this upper holder are formed with respectively in lower end and are mutually pivot groove and the keyhole that 90 degree are arranged, and cooperate the straight tube of hitching post and front wheel carrier to articulate,

Kink has a collar on the straight tube of upper holder again, for the corresponding straight tube upper end that is sleeved on front wheel carrier;

And then the straight tube of this front wheel carrier can be formed with the retaining edge of a meniscus shaped in the place, inboard of pivot sheet upper end, with the block collar;

And the peripheral profile of this collar roughly is 8 fonts.

This utility model compared with the prior art advantage and good effect is very obvious.By above technical scheme as can be known, walking aid of the present utility model not only can dwindle depth before and after it after folding, also can significantly reduce its height simultaneously, thereby its overall volume is significantly dwindled, and be easy to carry or collect.

A kind of walking aid of the present utility model is elaborated by most preferred embodiment below in conjunction with accompanying drawing.

Brief Description Of Drawings:

Fig. 1 is an outside drawing of the present utility model.

Fig. 2 is a partial exploded view of the present utility model.

Fig. 3 is a side view of the present utility model.

Fig. 4, the 5th, the action sketch map of amounting to of the present utility model.

Fig. 6 is the outside drawing of traditional walking aid.

Relevant structure division of the present utility model, please at first consult shown in Figure 1, its essential structure is a vehicle frame form, this vehicle frame includes H shape upper holder 20, that a front wheel carrier 10, is articulated in front wheel carrier 10 upper ends and is located at handle bridge 30, on the upper holder 20 and is located at handlebar stem 40 and one and the rear wheel frames 50 that articulate mutually of front wheel carrier 10 on the handle bridge 30, wherein:

This front wheel carrier 10 generally is a Qian shape, and its lower end is arranged with two front-wheels 11, and to manage 12 upper ends be to be connected with upper holder 20 in the pivot joint mode in its two opposite sides again, and can be for the folding usefulness that folds, its two further combination structure and relativeness see also shown in Figure 2:

The outside, two side pipes, 12 upper ends of this front wheel carrier 10 is formed with an outstanding pivot sheet 13 respectively, is formed with pivot hole 14 on the pivot sheet 13, articulates for the straight tube 21 with upper holder 20;

The side pipe 12 of front wheel carrier 10 is formed with the retaining edge 15 of a meniscus shaped in the place, inboard of pivot sheet 13 upper ends again;

Two straight tubes 21 of this upper holder 20 are formed with one respectively radially to run through and to pass through the pivot groove 22 in axle center in lower end, and straight tube 21 lower ends are formed with keyhole 23 in addition again, and this keyhole 23 is to be mutually 90 degree with pivot groove 22, and runs through therebetween.

Pivot groove 22 is to penetrate for set pivot sheet 13 on the side pipe 12 of front wheel carrier 10 again, and make pivot hole 14 on the pivot sheet 13 be aligned with the straight tube 21 lower end keyholes 23 of upper holder 20, therebetween and wear with hitching post 24, the straight tube 21 that makes upper holder 20 constitutes the relation of pivot joint with the side pipe 12 of front wheel carrier 10;

In addition, kink has a collar 25 on the straight tube 21 of upper holder 20, these collar 25 peripheral profiles roughly are one 8 fonts, when its straight tube 21 in upper holder 20 is amounted to a straight line with the side pipe 12 of front wheel carrier 10, can utilize this collar 25 to be sheathed on side pipe 12 upper ends of front wheel carrier 10 simultaneously, and be 15 blocks of retaining edge on the side pipe 12, and can make upper holder 20 and front wheel carrier 10 keep these open configurations.

Still see also shown in Figure 1 again, 20 liang of straight tubes 21 of this upper holder are to be hollow form, it can divide two arms for handle bridge 30 to wear, two straight tubes 21 are provided with a standing screw 26 in opening part again, this standing screw 26 is radially to be screwed into straight tube 21, for the fixing handle bridge 30 therebetween of packing, and can do lift adjustment.

This handle bridge 30 is that the pipe by given shape constitutes, and its lower end is to be shape, and its two arm is that correspondence penetrates in two straight tubes 21 of upper holder 20; Pivot tube 31, the two pivot tubes 31 that are arranged with two T fonts again on it are parallel aligning, and wear therebetween for handlebar stem 40 corresponding pivots with the horizontal hollow cylindrical shell on it, and utilize this handlebar stem 40 to grip for user and support.

50 liang of arm ends of this rear wheel frame are provided with a trailing wheel 51, two arms are pivoted with a folded piece 52 respectively in the place, inboard of trailing wheel 51 upper ends again, folded piece 52 end in addition articulates with another folded piece 53 again, another folded piece 53 end in addition is to be pivoted to 10 liang of side pipe 12 lower ends of front wheel carrier, folded piece 53 is provided with one in the articulated section upper limb and places restrictions on sheet 54 again, be positioned at collinear folded position in order to limit two folded

pieces

52,53, and keep the relative open configuration of forward and

backward wheel carrier

10,50 simultaneously.

Can find out concrete structure kenel of the present utility model by above-mentioned explanation, amount to mode as for it, as described below:

At first as shown in Figure 3, this is a side view of the present utility model, when desiring to fold this walking aid, can unclamp the standing screw 26 on the upper holder 20, and handle bridge 30 is taken in the upper holder 20 as far as possible, screw rod 26 location that are tightened again subsequently.

To be sleeved on again on the collar 25 on the upper holder 20 and draw, make it break away from side pipe 12 upper ends of front wheel carrier 10, so far, the articulated section that upper holder 20 promptly is able to itself and front wheel carrier 10 is a fulcrum, amount to (as shown in Figure 4) downwards together with handle bridge 30 and handlebar stem 40, again the articulated section of the folded

piece

52,53 between the forward and backward

wheel carrier

10,50 is upwards amounted to relatively subsequently,, so can finish the folding of walking aid so that make two forward and backward

wheel carriers

10,50 fold (as shown in Figure 5) relatively.

Claims

1. walking aid, it is characterized in that comprising: a front wheel carrier that is provided with front-wheel, one and the front wheel carrier rear wheel frame, that articulates and be provided with trailing wheel be hubbed at handle bridge, the pivot that the upper holder, of front wheel carrier upper end is sheathed on the upper holder and be through at the handlebar stem on the handle bridge

2. walking aid according to claim 1 is characterized in that: the outside, two straight tubes upper end of this front wheel carrier is formed with an outstanding pivot sheet respectively, is formed with the pivot hole on the pivot sheet, articulate for straight tube with upper holder,

Kink has a collar on the straight tube of upper holder again, for the corresponding straight tube upper end that is sleeved on front wheel carrier.

3. walking aid according to claim 2 is characterized in that: the straight tube of this front wheel carrier is formed with the retaining edge of a meniscus shaped in the place, inboard of pivot sheet upper end, with the block collar.

4. according to claim 2 or 3 described walking aids, it is characterized in that: the peripheral profile of this collar roughly is 8 fonts.