CN219167009U - Folding rollator with high safety - Google Patents

Abstract

The utility model discloses a folding rollator with high safety, which comprises two symmetrically arranged brackets and a fork type folding structure connected with the two brackets, wherein the brackets comprise an elbow and a rear wheel rod, the upper end of the elbow is provided with an armrest, the lower end of the elbow is hinged with a universal wheel, one end of the rear wheel rod is fixedly connected with the elbow, the other end of the rear wheel rod is connected with a rear wheel, the rear wheel rod is in an outwards convex arc tube shape, and the outer side of the rear wheel rod is provided with a strip-shaped reflecting strip along the length direction of the rear wheel rod; the folding type folding device is folded through the fork type folding structure, has the advantages of simple and reliable structure, few movable mechanisms, convenient folding, long service life, no loosening and collapsing situations after long-time use, and excellent stability and safety; the reflective strips are arranged on the convex arc tubular rear wheel rod, so that the four sides of the utility model have high identification degree and good warning effect, the probability of accidents is reduced, and the safety of the utility model is further improved.

Description

Folding rollator with high safety

Technical Field

The utility model relates to the technical field of walking aid vehicles, in particular to a folding walking aid vehicle with high safety.

Background

The auxiliary vehicle can be supported by the apparatus, so that the old with inconvenient legs and feet, the patient and other people with inflexible legs and feet and even lost walking ability can self-care, walk out like normal people, and the auxiliary vehicle is specially designed for people with inconvenient actions, poor feet or the need of physical therapy and the like.

The existing rollator has a little shortage in terms of safety, and only the front and rear sides of the rollator are provided with reflective sheets, especially when traveling at night, the rollator can only play a role in warning front and rear. The rollator is dangerous to pass through the crossroad, the identification degree of the side surface is low, and accidents are easy to happen.

Most of the existing rollator is foldable, but manufacturers excessively pursue small volume after folding, so that the folding structure is complex, and the movable mechanisms are many. Complicated folding structure corresponds to complicated folding operation, and for the inconvenient people of action, especially old person, the folding operation that is too loaded down with trivial details is very inconvenient, humanized. And after the rollator is aged for a long time, the complicated folding structure is easy to loose and collapse, and the stability of the rollator is poor, so that the rollator is a great potential safety hazard for people with inconvenient actions.

Disclosure of Invention

In order to overcome the defects in the prior art, the utility model provides the folding rollator with high safety.

The technical scheme adopted for solving the technical problems is as follows:

the utility model provides a folding rollator that security is high, is including the support that two symmetries set up, and with two leg joint's fork beta structure, the support is including return bend and rear wheel pole, the upper end of return bend is provided with the handrail, the lower extreme hinge of return bend has the universal wheel, the one end and the return bend fixed connection of rear wheel pole, the other end of rear wheel pole is connected with the rear wheel, the rear wheel pole is the arc tubulose towards the evagination, the outside of rear wheel pole is provided with rectangular form reflection of light strip along its length direction.

Further, the fork folding structure comprises two connecting rods, the connecting rods are hinged in fork mode, one ends of the connecting rods are hinged to the rear wheel rods, fixing rods are connected to the other ends of the connecting rods vertically, the fixing rods are arranged in the horizontal direction, one ends of the connecting rods, connected with the fixing rods, are hinged to the upper portions of the bent pipes through limiting pieces, and the fixing rods are arranged above the limiting pieces.

Further, seat cloth is arranged above the fixing rods, two ends of the seat cloth are fixedly connected with the fixing rods on two sides respectively, an arc-shaped backrest is arranged above the seat cloth, and two ends of the backrest are connected with armrests on two sides respectively.

Further, the locating part is including articulated elements and fastener, the articulated elements is "H" font form, the one end of articulated elements is articulated with the return bend, the other end of articulated elements is articulated with the connecting rod, the fastener is including buckle portion, pulling portion, hinge hole and spacing hole, the fastener passes through the hinge hole and articulates with the connecting rod, the spacing hole is the arc slot hole, the spacing hole is used for prescribing a limit to the rotation angle of fastener, buckle portion is used for the block the articulated elements, the pulling portion is provided with the perforation, both sides the perforation passes through the bandage and connects, be provided with the torsional spring between fastener and the connecting rod, the torsional spring makes buckle portion always has the trend of hinge direction motion.

Further, a locking piece is arranged on the upper portion of the elbow, the handrail is connected in the pipe of the elbow in a sliding mode, and the locking piece is used for adjusting and locking the height of the handrail.

Further, the handrails are provided with brake handles, and the brake handles control the rear wheels to brake through a brake system.

Further, the diameter of the universal wheel is larger than that of the rear wheel.

Further, a mud guard is arranged above the rear wheel, and one end of the mud guard is fixedly connected with the rear wheel rod.

Further, two opposite sides of the rear wheel are provided with anti-rolling strips, one end of each anti-rolling strip is fixedly connected with the shaft of the rear wheel, and the other end of each anti-rolling strip is fixedly connected with the mud guard.

The beneficial effects of the utility model are as follows: the folding type folding device is folded through the fork type folding structure, has the advantages of simple and reliable structure, few movable mechanisms, convenient folding, long service life, no loosening and collapsing situations after long-time use, and excellent stability and safety; the reflective strips are arranged on the convex arc tubular rear wheel rod, so that the four sides of the utility model have high identification degree and good warning effect, the probability of accidents is reduced, and the safety of the utility model is further improved; by arranging the seat cloth, the wheelchair can be pushed by sitting people and can be used as a wheelchair; the height of the armrest can be adjusted, so that the armrest is applicable to a wider range of people, and can meet the requirements of people with different heights; by the design that the wheel diameter of the universal wheel is larger than that of the rear wheel, the universal wheel turns smoothly and saves labor; through setting up the fender and preventing rolling up the strip, can prevent that muddy water from splashing, can also prevent that the clothing from rolling up in the rear wheel, such design safe and reliable gives the better experience of user and feels.

Drawings

The utility model will be further described with reference to the drawings and examples.

FIG. 1 is one of the structural schematic diagrams of the present utility model;

FIG. 2 is a second schematic diagram of the structure of the present utility model;

fig. 3 is a partial enlarged view at a in fig. 2.

Detailed Description

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1 to 3, a folding walker with high safety comprises two symmetrically arranged brackets 1 and a fork-like folding structure 2 connected to the two brackets 1, wherein the fork-like folding structure 2 is used for folding the embodiment. The bracket 1 comprises an elbow pipe 11 and a rear wheel rod 12, wherein the elbow pipe 11 and the rear wheel rod 12 can be flat pipes. The upper end of the elbow pipe 11 is provided with an armrest 3, and the lower end of the elbow pipe 11 is hinged with a universal wheel 4. One end of the rear wheel rod 12 is fixedly connected with the bent pipe 11, the other end of the rear wheel rod 12 is connected with the rear wheel 5, and the rear wheel 5 is a directional wheel. The rear wheel rod 12 is in an outwards convex arc-shaped tube shape, and a strip-shaped reflecting strip 6 is arranged on the outer side of the rear wheel rod 12 along the length direction of the rear wheel rod.

The embodiment is folded through the fork type folding structure 2, has simple and reliable structure, few movable mechanisms, convenient folding and long service life, can not be loosened and collapsed after long-time use, and has excellent stability and safety; and the reflection strip 6 is arranged on the outwards convex arc tubular rear wheel rod 12, so that the four sides of the embodiment are high in identification degree, the warning effect is good, the probability of accidents is reduced, and the safety of the embodiment is further improved.

Further, the fork-like folding structure 2 comprises two connecting rods 21, and the connecting rods 21 are in fork-like hinge connection. One end of the connecting rod 21 is hinged with the rear wheel rod 12, the other end of the connecting rod 21 is vertically connected with a fixing rod 22, and the fixing rod 22 is arranged along the horizontal direction. The connecting rod 21 is connected with one end of dead lever 22 and articulates through locating part 7 and the upper portion of return bend 11, dead lever 22 set up in the top of locating part 7, the length of dead lever 22 is greater than the width of locating part 7. In the unfolded state of the present embodiment, the fixing rod 22 is limited above the limiting member 7 and inside the bent pipe 11, so that the unfolded state of the present embodiment is stably maintained. The embodiment has the advantages of simple folding structure, convenience and quickness in folding and good stability.

Further, a seat cloth 13 is arranged above the fixing rod 22, two ends of the seat cloth 13 are respectively and fixedly connected with the fixing rods 22 on two sides, an arc-shaped backrest 10 is arranged above the seat cloth 13, and two ends of the backrest 10 are respectively connected with armrests 3 on two sides. The embodiment can be pushed by sitting people and can be used as a wheelchair.

Referring to fig. 3, further, the limiting member 7 includes a hinge member 71 and a locking member 72. The hinge 71 has an "H" shape. One end of the hinge 71 is hinged with the bent pipe 11, and the other end of the hinge 71 is hinged with the connecting rod 21. The latch 72 includes a latch portion 721, a pull portion 722, a hinge hole 723, and a stopper hole 724. The locking piece 72 is hinged to the connecting rod 21 through a hinge hole 723, the limiting hole 724 is an arc-shaped long hole, the limiting hole 724 is used for limiting the rotation angle of the locking piece 72, and the fastening part 721 is used for fastening the hinge piece 71. The pulling portion 722 is provided with perforations, the perforations on two sides are connected by a binding belt, and the locking piece 72 can be driven to rotate by pulling the binding belt. A torsion spring is provided between the locking member 72 and the connecting rod 21, and the torsion spring makes the locking portion 721 always have a tendency to move toward the hinge member 71. The engaging portion 721 is always engaged with the hinge 71 under the elastic action. In the unfolded state of the present embodiment, the fastening portion 721 fastens the hinge 71 under the action of elastic force, so that the unfolded state of the present embodiment is more stable; when the present embodiment needs to be folded, the strap is pulled to release the hinge 71 from the fastening portion 721, so that the folding can be performed.

Further, a locking piece 8 is arranged at the upper part of the elbow pipe 11, the handrail 3 is slidingly connected in the pipe of the elbow pipe 11, and the locking piece 8 is used for adjusting and locking the height of the handrail 3. The height of the handrail 3 can be adjusted, so that the handrail is wider in applicable crowd and can be used by people with different heights.

Further, the armrest 3 is provided with a brake handle 9, and the brake handle 9 controls the rear wheel 5 to brake through a brake system. The braking system comprises a braking piece and a braking wire, and the braking handle 9 controls the braking piece to brake through the braking wire.

Further, the wheel diameter of the universal wheel 4 is larger than that of the rear wheel 5. By the design, the universal wheel 4 turns to be smoother and more labor-saving.

Further, a fender 14 is disposed above the rear wheel, and one end of the fender 14 is fixedly connected with the rear wheel bar 12. The mud guard 14 is used for blocking muddy water splashed when the rear wheel 5 rotates.

Further, the opposite sides of the rear wheels 5 are provided with anti-rolling bars 15. One end of the anti-rolling strip 15 is fixedly connected with the shaft of the rear wheel 5, and the other end of the anti-rolling strip 15 is fixedly connected with the mud guard 14. The anti-rolling strip 15 of the embodiment can not only enable the mud guard 14 to be more stable and not easy to damage, but also prevent clothes from being rolled into the rear wheel 5, so that the design is safe and reliable, and better experience is given to users.

The above embodiments do not limit the protection scope of the utility model, and those skilled in the art can make equivalent modifications and variations without departing from the whole inventive concept, and they still fall within the scope of the utility model.

Claims (9)

1. The utility model provides a folding rollator that security is high, its characterized in that, including the support that two symmetries set up, and with two leg joint's fork beta structure, the support is including return bend and rear wheel pole, the upper end of return bend is provided with the handrail, the lower extreme of return bend articulates there is the universal wheel, the one end and the return bend fixed connection of rear wheel pole, the other end of rear wheel pole is connected with the rear wheel, the rear wheel pole is the arc tubulose towards the evagination, the outside of rear wheel pole is provided with rectangular form reflection of light strip along its length direction.

2. The folding walker of claim 1 wherein the fork-like folding structure comprises two connecting rods, wherein the connecting rods are fork-like hinged, one ends of the connecting rods are hinged to the rear wheel bars, the other ends of the connecting rods are vertically connected with fixing rods, the fixing rods are arranged in the horizontal direction, one ends of the connecting rods connected with the fixing rods are hinged to the upper portions of the bent pipes through limiting members, and the fixing rods are arranged above the limiting members.

3. The folding walker of claim 2 wherein a seat cloth is disposed above the fixed bars, wherein the ends of the seat cloth are fixedly connected to the fixed bars on each side, and wherein an arcuate back rest is disposed above the seat cloth, and wherein the ends of the back rest are connected to the armrests on each side.

4. The folding walker of claim 2 wherein the stop member comprises a hinge member and a locking member, wherein the hinge member is in the shape of an "H", one end of the hinge member is hinged to the bent tube, the other end of the hinge member is hinged to the connecting rod, the locking member comprises a locking portion, a pulling portion, a hinge hole and a stop hole, the locking member is hinged to the connecting rod through the hinge hole, the stop hole is an arc-shaped long hole, the stop hole is used for limiting the rotation angle of the locking member, the locking portion is used for clamping the hinge member, the pulling portion is provided with a through hole, the through holes on two sides are connected by a binding belt, a torsion spring is arranged between the locking member and the connecting rod, and the torsion spring enables the locking portion to always have a tendency to move towards the direction of the hinge member.

5. The high safety folding rollator of claim 1 wherein the upper portion of the elbow is provided with a locking member, the armrest being slidably connected within the tube of the elbow, the locking member being adapted to adjust the height of the armrest.

6. A safe folding rollator according to claim 1, characterized in that the armrest is provided with a brake handle which controls the rear wheel brake via a brake system.

7. The high safety folding rollator of claim 1 wherein the universal wheel has a larger wheel diameter than the rear wheel.

8. The high-safety folding rollator of claim 1, wherein a fender is arranged above the rear wheel, and one end of the fender is fixedly connected with the rear wheel bar.

9. The high-safety folding rollator of claim 8 wherein two of said rear wheels are provided with anti-rolling bars on opposite sides thereof, one end of said anti-rolling bars being fixedly connected to the axle of the rear wheels and the other end of said anti-rolling bars being fixedly connected to said mud flaps.

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