CN215229941U

CN215229941U - Walking aid frame

Info

Publication number: CN215229941U
Application number: CN202120501776.7U
Authority: CN
Inventors: 赵烈
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-09
Filing date: 2021-03-09
Publication date: 2021-12-21
Anticipated expiration: 2031-03-09

Abstract

The application discloses help capable frame includes: the two side supporting frames are formed into a plane structure and each side supporting frame comprises a handrail part and a supporting leg; and the connecting assembly comprises at least two connecting rods connected with the two side supporting frames, each connecting rod comprises a first part and a second part, the first part is connected to one of the two side supporting frames, each of the first part and the second part comprises a connecting end and a movable end, the first part and the second part of each of the two connecting rods are detachably connected with each other through the movable ends and are connected to the corresponding side supporting frame through the connecting ends, and the movable ends of at least the first parts of the two connecting rods can pivot to the positions which are attached to or coplanar with the plane structures of the corresponding side supporting frames around the connecting ends. According to the utility model discloses a help capable frame is through simple and convenient and can pivot to the planar structure laminating or coplane coupling assembling with the side support frame for help capable frame more light, portable and accomodate.

Description

Walking aid frame

Technical Field

The present invention relates generally to a self-propelled frame, and more particularly, to a walking assist frame that is convenient to carry and use.

Background

The walking frame is suitable for the health of the upper limbs, and is used for the rehabilitation of the user with dyskinesia of the lower limbs. The walking frame can support the weight of a user and assist the user in practicing standing or walking.

At present, various walking aids are available in the market, and can provide effective assistance for users with lower limbs needing rehabilitation. However, the existing walking frame is still somewhat unsatisfactory in the aspect of portability, and particularly the walking frame with a seat function has heavier weight and larger storage volume.

It would be desirable to provide a walking frame that is more lightweight, portable, and versatile.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a conveniently carry and use to alleviate or solve above-mentioned problem at least.

According to the utility model discloses, a help capable frame is provided, include:

a first side support frame and a second side support frame, each side support frame being formed as a planar structure including a handle portion and legs; and

the connecting assembly comprises at least a first connecting rod and a second connecting rod which are connected with the first side supporting frame and the second side supporting frame, each connecting rod comprises a first part and a second part, the first part is connected to one of the first side supporting frame and the second side supporting frame, each of the first part and the second part comprises a connecting end and a movable end, the first part and the second part of each of the first connecting rod and the second connecting rod are detachably connected with each other through the movable ends and are connected to the corresponding side supporting frame through the connecting ends, and the movable ends of at least the first part of each of the first connecting rod and the second connecting rod can pivot to a position which is attached to or coplanar with the plane structure of the corresponding side supporting frame around the connecting ends.

Preferably, the at least first connecting rod and the second connecting rod are arranged along the length direction of the walking frame and are staggered in the height direction and the width direction respectively to form a backrest supporting rod and a seat surface supporting rod which form a seat structure together with the first side supporting frame and the second side supporting frame.

Preferably, the walking frame further comprises a transverse seat surface, and two ends of the transverse seat surface are respectively connected with the handrail parts of the first side support frame and the second side support frame.

Preferably, the walking frame further comprises a longitudinal seating surface having both ends connected to first and second connecting rods formed as backrest support rods and seating surface support rods, respectively, and extending above the lateral seating surface.

Preferably, the transverse seat surface and the longitudinal seat surface are arranged in a way that when the longitudinal seat surface is pressed under stress, the longitudinal seat surface can be mutually attached to the transverse seat surface and drive the transverse seat surface to be pressed under stress.

Preferably, the walking frame further comprises a longitudinal seating surface having one end connected to one of a first connecting rod and a second connecting rod formed as a backrest support rod and the other end integrally connected to the lateral seating surface.

Preferably, the movable end of the first portion of the first connecting rod or the second connecting rod includes an elastic buckle, the movable end of the second portion of the first connecting rod or the second connecting rod includes a clamping hole corresponding to the elastic buckle, and the movable ends of the first portion and the second portion of the first connecting rod or the second connecting rod can be detachably connected with the clamping hole through the elastic buckle and adjust the length of the first connecting rod or the second connecting rod.

Preferably, the first side support frame or the second side support frame is an inverted U-shaped structure, the top of the inverted U-shaped structure is formed as a handrail part, and the side of the inverted U-shaped structure is formed as a leg.

Preferably, the walking frame further comprises a support caster assembly including support wheels connected to each leg of the side support frame by a resilient structure such that the support wheels of the support caster assembly are movable in a height direction with respect to each leg to support the feet of the legs of the walking frame in a state of being suspended from the ground and being in contact with the ground by the support wheels and in a state of being in contact with the ground together with the feet of the legs and the support wheels.

Preferably, the leg portion comprises an upper portion and a lower portion, the upper portion and the lower portion of the leg portion are connected with each other through an elastic buckle and an opening, the lower portion of the leg portion forms a part of the supporting caster assembly, and the lower portion of the leg portion is connected with the supporting wheel through an elastic structure.

Preferably, the connecting end of at least the first part of each of the first connecting rod and the second connecting rod comprises a connecting joint, the connecting joint comprises a limiting groove, a protrusion is arranged on the first side supporting frame or the second side supporting frame corresponding to the connecting joint, the protrusion extends out of the limiting groove, the length and the extending direction of the limiting groove are consistent with the moving track of the protrusion relative to the connecting joint when the connecting joint rotates, and two end faces of the limiting groove form limiting parts of the protrusion.

According to the utility model discloses a help capable frame through simple and convenient and can pivot to with the planar structure laminating of side support frame or coplane coupling assembling, help capable frame more light, portable and accomodate.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a perspective view of a walker frame according to one embodiment of the present invention;

FIG. 2 is a perspective view of the walker frame shown in FIG. 1 with the attachment assemblies separated;

FIG. 3 is a perspective view of the first portion of the connecting rod of the walker frame shown in FIG. 2 pivoted to an engaging or coplanar position with the side support brackets;

FIG. 4 is a perspective view of the first and second side support frames of the walker frame shown in FIG. 3 shown in a disassembled, stacked, stowed configuration;

FIG. 5 is a perspective view of a walker frame according to another embodiment of the present invention.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

The directional term "length direction, height direction or width direction of the walker frame" used in the specification means the left and right size, up and down size and front and rear size of the walker frame when the user faces the walker frame in a normal use state of the walker frame, and the term is only for convenience of description and is not a limitation on the structure of the walker frame of the present invention.

FIG. 1 is a perspective view of a walker frame according to one embodiment of the present invention. In figure 1, the walking frame is generally indicated by the numeral 1. in general, the walking frame 1 comprises a first side support 11 and a second side support 12, each formed as a planar structure. The frame 1 further comprises a connecting assembly connected to the first and second

side support frames

11, 12, the connecting assembly comprising, in this embodiment, a first connecting rod 13 and a second connecting rod 14. The walking frame 1 further comprises supporting wheel assemblies 15 connected to the legs of the walking frame 1.

FIG. 2 is a perspective view of the walking frame shown in FIG. 1 with the attachment assemblies separated. The detailed structure of the walking frame 1 according to this embodiment of the present invention will be described in detail with reference to fig. 2.

The first side support frame 11 and the second side support frame 12 are of an inverted U-shaped structure, the top of the inverted U-shaped structure of the first side support frame 11 is formed as a first handle portion 111, the side of the inverted U-shaped structure is formed as a first leg 112, the top of the inverted U-shaped structure of the second side support frame 12 is formed as a second handle portion 121, and the side of the inverted U-shaped structure is formed as a second leg 122.

Referring to fig. 1, it can be seen that the first and second connecting

rods

13 and 14 are each connected to the first and second

side support frames

11 and 12 and arranged along the length direction of the walker frame 1, whereby the first and second

side support frames

11 and 12 and the first and second connecting

rods

13 and 14 form a stable support structure, and a user can hold the first and

second handrail portions

111 and 121 by hand and perform rehabilitation exercises by the support of the walker frame 1. With further reference to fig. 1 and 2, it can also be seen that the first and second connecting

rods

13, 14 are offset in the height and width directions of the walking frame 1, respectively, forming a backrest support bar and a seat support bar, thereby forming a seat structure together with the first and second

side support frames

11, 12, through which a user can sit for a short break.

With continued reference to fig. 2, it can also be seen that the first connecting link 13 includes a first portion 131 and a second portion 132 that are removably connected, the first portion 131 being connected to the first side support bracket 11, the second portion 132 being connected to the second side support bracket 12, the first portion 131 including a connecting end that is connected to the first side support bracket 11, and a movable end connected to the second portion 132, the second portion 132 including a connecting end connected to the second side support bracket 12, and a movable end connected to the first portion 131, the movable end of the first portion 131 being pivotable about a connecting end, the movable end of the second portion 132 being non-pivotable about a connecting end, the connecting end being directly riveted to the second side support bracket 12, and the movable end of the first portion 131 includes a snap 133, and the movable end of the second portion 132 includes a catching hole 134, the movable end of the first portion 131 can be detachably coupled with the catching hole 134 of the movable end of the second portion 132 through the snap 133 and adjust the length of the first connecting rod 13. Similarly, the second connecting rod 14 includes a first portion 141 and a second portion 142 that are detachably connected, the first portion 141 being connected to the first side support bracket 11, the second portion 142 being connected to the second side support bracket 12, the first portion 141 including a connecting end connected to the first side support bracket 11, and a movable end connected to the second portion 142, the second portion 142 including a connecting end connected to the second side support bracket 12, and a movable end connected to the first portion 141, the movable end of the first portion 141 being pivotable about a connecting end, the movable end of the second portion 142 being non-pivotable about a connecting end, the connecting end being directly fixed to the second lateral support bracket 12 by a rivet, and the movable end of the first portion 141 includes a snap 143, and the movable end of the second portion 142 includes a catching hole 144, the movable end of the first portion 141 can be detachably coupled with the catching hole 144 of the movable end of the second portion 142 through the snap 143 and adjust the length of the second connecting rod 14.

More specifically, the connecting end of the first portion 131 of the first connecting rod 13 includes a connecting joint 135, the connecting joint 135 includes a first limiting groove 1351, the first side support 11 includes a first protrusion 113 corresponding to the connecting joint 135, the first protrusion 113 protrudes from the first limiting groove 1351, and the length and the extending direction of the first limiting groove 1351 are consistent with the moving track of the first protrusion 113 relative to the connecting joint 135 when the connecting joint 135 rotates, so that two end surfaces of the first limiting groove 1351 form limiting parts of the first protrusion 113, which can limit the pivoting range of the first portion 131. The first limiting groove 1351 defines a pivoting range of the first portion 131, which is generally 90 degrees. In this embodiment, since the second portion 132 of the first connecting rod 13 has a relatively short length, it does not interfere with other portions due to rotation, and thus there is no need to provide a restriction groove or protrusion at the connecting joint 136 thereof. Similarly, the connecting end of the first portion 141 of the second connecting rod 14 includes a connecting joint 145, the connecting joint 145 includes a second limiting groove 1451, the first lateral support 11 includes a second protrusion 114 corresponding to the connecting joint 145, the second protrusion 114 protrudes from the second limiting groove 1451, and the length and extending direction of the second limiting groove 1451 are consistent with the moving track of the second protrusion 114 relative to the connecting joint 145 when the connecting joint 145 rotates, so that the two end surfaces of the second limiting groove 1451 form limiting parts of the second protrusion 114, which can limit the pivoting range of the first portion 141. The pivoting range of the first portion 141 defined by the second limiting groove 1451 is generally 90 degrees. In this embodiment, the second portion 142 of the second connecting rod 14 is relatively short in length and does not interfere with rotation and other parts, so that it is not necessary to provide a limiting groove or protrusion at its connecting joint 146.

Further in connection with fig. 1 and 2, it can be seen that the walking frame 1 further comprises a support caster assembly 15, the support caster assembly 15 comprising support wheels 151, the support wheels 151 being connected to each leg 112 of the first side support frame 11 or each leg 122 of the second side support 12 by a resilient structure 152 such that the support wheels 151 of the support caster assembly 15 are movable in a height direction relative to each

leg

112 or 122 to support the feet of the

legs

112 or 122 of the walking frame 1 suspended from the ground in a state of contact with the ground by the support wheels 151 and in a state of contact with the ground by the feet of the

legs

112 or 122 and the support wheels 151 together. In normal placement the walking frame 1 will be held up by the resilient structure of the wheel assemblies 15, and the entire walking frame 1 can be pushed or pulled through the wheel assemblies 15. When a user walks with the aid of the walking aid, the user presses the first handrail part 111 and the second handrail part 121 of the walking aid frame 1 due to the downward force applied by the body, the walking aid frame 1 moves downwards, so that the support legs of the four

support legs

112 or 122 stably land, and the wheel assemblies 15 automatically support the walking aid frame 1 during forward walking, so that forward walking can be realized by forward pushing, and the walking aid is labor-saving and convenient. The supporting wheel assembly 15 also has the advantage that the four wheel assemblies 15 can adapt to different road surfaces, and can be independently and automatically adjusted to proper positions according to stress conditions, so that the supporting wheel assembly can stably support and walk even on uneven road surfaces.

In this embodiment, the legs 112 of the first side support frame 11 each include a height adjustment bushing 115, the legs 122 of the second side support frame 12 each include a height adjustment bushing 125, and the wheel assembly 15 is connected to the height adjustment bushing 115 or 125 of each

leg

112 or 122, respectively. The

height adjusting sleeve

115 or 125 has a height adjusting hole, and a corresponding position of each of the legs 112 of the first side support frame 11 and a corresponding position of the leg 122 of the second side support frame 12 are provided with a snap for height adjustment of the legs 112 of the first side support frame 11 or the legs 122 of the second side support frame 12.

FIG. 3 is a perspective view of the first portion of the connecting rod of the walker frame shown in FIG. 2 pivoted to an abutting or coplanar position with the side support brackets. As can be seen in fig. 3, the first portion 131 of the separate first connecting link 13 shown in fig. 2 pivots about the connected leg of the first side support frame 11 into a position in which it is flush or coplanar with the planar structure defined by the inverted U-shaped structure of the first side support frame 11, and the first portion 141 of the second connecting link 14 pivots about one of the cross-bars of the first side support frame 11 into a position in which it is flush or coplanar with the planar structure defined by the inverted U-shaped structure of the first side support frame 11. In this embodiment, the second portion 132 of the first connecting rod 13 and the second portion 142 of the second connecting rod 14 are shorter and do not affect the thickness of the frame 1 when stacked, so they are directly riveted to the connecting rods of the second side support frame 12 without pivoting to a position that is flush or coplanar with the planar configuration defined by the inverted U-shaped configuration of the second side support frame 12.

FIG. 4 is a perspective view of the first and second side support frames of the walker frame shown in FIG. 3 in a disassembled, stacked, stowed configuration. As can be seen in FIG. 4, the first side support frame 11 and the second side support frame 12 of the walker frame 1 are removed and placed one on top of the other, and the first portion 131 of the first connecting link 13 and the first portion 141 of the second connecting link 14 are pivoted into a position in which they are flush or coplanar with the planar configuration of the first side support frame 11, respectively, while the second portion 132 of the first connecting link 13 and the second portion 142 of the second connecting link 14 remain in their positions prior to separation from the respective

first portions

131 or 141, respectively, while the walker frame 1 is in the stowed condition. As can be seen in figure 4, the storage thickness of the frame 1 is small, not even exceeding the thickness of the support wheel assembly 15 shown in the figure, saving more space.

FIG. 5 is a perspective view of a walker frame according to another embodiment of the present invention. In the present embodiment, the same components as those in the above-described embodiment are denoted by the same reference numerals, and a quotation mark is added after the reference numerals for the sake of distinction. In fig. 5, the walking frame is generally designated 1 ', and the walking frame 1 ' comprises a first side support frame 11 ', a second side support frame 12 ', a first connecting rod 13 ' and a second connecting rod 14 ' connecting the first side support frame 11 ' and the second side support frame 12 ', a support wheel assembly 15 ' connected at the foot of each leg of the first side support frame 11 ' and the second side support frame 12 ', and a transverse seat surface 16 ' and a longitudinal seat surface 17 '.

The first side support bracket 11 ', the second side support bracket 12 ', the first connecting rod 13 ' and the second connecting rod 14 ' connecting the first side support bracket 11 ' and the second side support bracket 12 ', and the support wheel assembly 15 ' connected at the foot of each leg of the first side support bracket 11 ' and the second side support bracket 12 ' in this embodiment are identical to those of the previous embodiment, and will not be described in detail herein. In contrast to the previous embodiment, the walking frame 1 ' in this embodiment further comprises a transverse seating surface 16 ' and a longitudinal seating surface 17 ', the transverse seating surface 16 ' and the longitudinal seating surface 17 ' being described in detail below with reference to fig. 5.

Both ends of the lateral seat surface 16 ' are connected to the first arm portion 111 of the first side support bracket 11 ' and the second arm portion 121 of the second side support bracket 12 ', respectively. The longitudinal seating surface 17 'has one end connected to a first connecting rod 13' serving as a backrest support rod and the other end connected to a second connecting rod 14 'serving as a seating surface support rod and extends over the lateral seating surface 16'. The transverse seat surface 16 'and the longitudinal seat surface 17' are configured such that when the longitudinal seat surface 17 'is pressed by a force, the longitudinal seat surface 17' can be engaged with the transverse seat surface 16 'and drive the transverse seat surface 16' to be pressed by the force. Thus, when the user sits down, the longitudinal seating surface 17 'is stressed first, and then the lateral seating surfaces 16' are stressed together. The transverse seat surface 16 'is located below the longitudinal seat surface 17' to prevent the transverse seat surface 16 'from being pressed inward when a force is applied to the longitudinal seat surface 17', and the longitudinal seat surface 17 'appropriately blocks the transverse seat surface 16' from being pressed inward, so that the overall seat surface space is larger and more comfortable.

The transverse seating surfaces 16 ' and the longitudinal seating surfaces 17 ' are made of fabric, which does not interfere with the removal and storage of the walker frame 1 '. In the present embodiment, in order to facilitate the installation of the lateral seat surface 16 'and the longitudinal seat surface 17', the lengths of the first portion 131 'of the first connecting rod 13' and the first portion 141 'of the second connecting rod 14' account for a large portion of the total length of the first connecting rod 13 'or the second connecting rod 14'.

Two preferred embodiments of the walking frame according to the present invention have been described above with reference to the accompanying drawings, on the basis of which many variations are possible as described below.

The first modification is as follows:

the supporting legs of the walking frame comprise an upper part and a lower part, the upper part and the lower part of the supporting legs are connected with each other through elastic buckles and holes, the height of the supporting legs can be adjusted, the supporting caster assembly can further comprise the lower part of the supporting legs, namely, the lower part of the supporting legs form a part of the supporting wheel assembly, the lower part of the supporting legs are connected with the supporting wheels through elastic structures, and therefore each supporting leg of the walking frame can directly form the lower part of the supporting legs through the supporting wheel assembly. The lower part of the landing leg of supporting wheel subassembly accessible supporting wheel subassembly reciprocates along vertical direction for the supporting wheel to the realization is only contacted ground by the supporting wheel, with the unsettled support of lower part of landing leg, can help the line promotion by the supporting wheel this moment to help the frame, or the lower part of supporting wheel and landing leg contacts ground jointly, helps the frame to be stably fixed in place.

Modification two:

the longitudinal seat surface of the walking aid frame can be arranged into a connecting rod with one end connected to the backrest supporting rod and the other end integrally connected with the transverse seat surface.

Modification three:

the first side support frame and the second side support frame are not limited to the inverted U-shaped structure, and may be any planar structure.

Modification four:

the connecting assembly is not limited to include two connecting rods and may be at least two connecting rods.

Modification five:

the height adjustment bushings may be disposed on the support wheel assemblies, or the support wheel assemblies may include leg connecting portions, with the support wheel assemblies being connected to the legs of the first and second side support frames by the height adjustment bushings or leg connecting portions.

Modification six:

the frame may not include support wheel assemblies, or the support wheel assemblies may take on a different configuration than the support wheel assemblies used in this description.

Variation seven:

the second part of the first connecting rod and the movable end of the second part of the second connecting rod may also be rotatable relative to the connecting end, and the length distribution of the first part and the second part of the first connecting rod and the second connecting rod may differ from that shown in the two embodiments, e.g. may have equal dimensions.

The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be understood by those skilled in the art that the scope of the present invention is not limited to the specific combination of the above-mentioned features, but also covers other embodiments formed by any combination of the above-mentioned features or their equivalents without departing from the spirit of the present invention. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.

Claims

1. A walking frame, comprising:

2. The walker frame of claim 1 wherein the at least first and second attachment bars are disposed along the length of the walker frame and are offset in height and width, respectively, to form back and seat support rails that cooperate with the first and second side support rails to form the seating structure.

3. The walking frame of claim 2, further comprising a transverse seating surface having opposite ends connected to the handle portions of the first and second side support frames, respectively.

4. The walking frame of claim 3, further comprising a longitudinal seating surface having both ends connected to first and second connecting rods formed as backrest support rods and seating surface support rods, respectively, and extending above the transverse seating surface.

5. The walking frame of claim 4, wherein said transverse and longitudinal seating surfaces are configured such that when said longitudinal seating surface is forced downward, said longitudinal seating surface is capable of engaging said transverse seating surface and causing said transverse seating surface to be forced downward.

6. The walker frame of claim 3 further comprising a longitudinal seating surface connected at one end to one of the first and second connector bars forming a back support bar and integrally connected at the other end to the transverse seating surface.

7. The walking frame of any one of claims 1 to 6, wherein the movable end of the first part of the first or second link comprises a snap fastener and the movable end of the second part of the first or second link comprises a snap hole corresponding to the snap fastener, the movable ends of the first or second part of the first or second link being detachably connectable with the snap hole by the snap fastener and adjusting the length of the first or second link.

8. The walking frame of any one of claims 1 to 6, wherein the first or second side support frame is an inverted U-shaped structure, the top of the inverted U-shaped structure being formed as a handrail portion and the sides of the inverted U-shaped structure being formed as legs.

9. The walking frame of claim 8, further comprising a support caster assembly comprising support wheels connected to each leg of the side support frame by a resilient structure such that the support wheels of the support caster assembly are movable in a height direction relative to each leg to support the feet of the legs of the walking frame suspended from the ground in contact with the ground by the support wheels and in contact with the ground together.

10. The walking frame of claim 9, wherein the leg portion comprises an upper portion and a lower portion, the upper and lower portions of the leg being connected to each other by a resilient snap and an aperture, the lower portion of the leg forming part of the support caster assembly, the lower portion of the leg being connected to the support wheel by a resilient structure.

11. The walking frame of any one of claims 1 to 6, wherein the connecting end of at least the first portion of each of the first and second connecting rods comprises a connecting tab comprising a restraining slot, and wherein the first or second lateral support frame comprises a protrusion corresponding to the connecting tab, the protrusion extending from the restraining slot, the length and extension of the restraining slot corresponding to the path of movement of the protrusion relative to the connecting tab when the connecting tab is rotated, such that the two end faces of the restraining slot form stops for the protrusion.