CN217162579U

CN217162579U - Walking aid with adjustable height

Info

Publication number: CN217162579U
Application number: CN202220414594.0U
Authority: CN
Inventors: 刘方毅; 王茂坤; 顾晓明; 张明举
Original assignee: Jiangsu Intco Medical Products Co ltd
Current assignee: Jiangsu Intco Medical Products Co ltd
Priority date: 2022-02-28
Filing date: 2022-02-28
Publication date: 2022-08-12
Anticipated expiration: 2032-02-28

Abstract

The application discloses capable ware of helping with adjustable height includes: a pair of walking brackets which are arranged oppositely at the left and the right, a folding mechanism which is used for enabling the pair of walking brackets to approach or separate from each other, and a walking mechanism which is arranged at the lower parts of the pair of walking brackets; each walking bracket comprises a vertical pipe, a cross rod arranged at the lower part of the vertical pipe, a handle rod arranged in the vertical pipe in a vertically sliding manner and a locking piece used for locking the handle rod on the vertical pipe; the folding mechanism is arranged between the pair of walking brackets; the walking mechanism comprises a pair of first walking wheels respectively arranged at the front end parts of the pair of cross rods and a pair of second walking wheels respectively arranged at the rear end parts of the pair of cross rods. This application reaches the purpose of adjusting the handle bar height through the locking piece of the handle bar position on the standpipe of handle bar and the handle bar that can adjust from top to bottom in the walking bracket, makes this help capable ware can be applicable to the user of different heights, improves the comfort level that the user used, the user height-adjusting of being convenient for.

Description

Walking aid with adjustable height

Technical Field

The application relates to the technical field of walking aid equipment, in particular to a walking aid with adjustable height.

Background

In order to assist the mobility of the elderly who are inconvenient to walk or the patients who are in rehabilitation, a plurality of walking aids, such as wheelchairs, carts, walking aids, etc., are available on the market, and the walking aids increase the supporting points of the users on the ground, thereby assisting the users to stand or walk and simultaneously reducing the load of the lower limbs of the users.

Disclosure of Invention

The purpose of this application is to solve the inconvenient problem of handrail height control of capable ware among the prior art.

In order to achieve the purpose, the technical scheme is as follows: a height adjustable walker comprising: a pair of walking brackets which are arranged oppositely at the left and the right, a folding mechanism which is used for enabling the pair of walking brackets to approach or separate from each other, and a walking mechanism which is arranged at the lower part of the pair of walking brackets; each walking bracket comprises a vertical pipe, a cross rod arranged at the lower part of the vertical pipe, a handle rod arranged in the vertical pipe in a vertically sliding manner and a locking piece used for locking the handle rod on the vertical pipe; the folding mechanism is arranged between the pair of walking brackets; the walking mechanism comprises a pair of first walking wheels respectively arranged at the front end parts of the pair of cross rods and a pair of second walking wheels respectively arranged at the rear end parts of the pair of cross rods; each handle rod comprises a handle part and an adjusting rod part, wherein the top of the handle part extends towards the rear side for holding, the adjusting rod part is connected to the lower side of the handle part, and a plurality of adjusting holes which are arranged at equal intervals along the extending direction of the adjusting rod part are formed in the adjusting rod part; the locking piece comprises a locking block arranged between the vertical pipe and the adjusting rod part, the locking block comprises a convex part capable of being inserted into the adjusting hole and a boss positioned on the rear side of the convex part, and the boss is provided with an edge part protruding out of the convex part in the radial direction; the locking block is provided with a locking position at which the bulge part is inserted into the adjusting hole and an adjusting position at which the bulge part is positioned at the outer side of the adjusting rod part on the vertical pipe.

In the above technical solution, it is further preferable that the locking member further includes a locking wrench rotatably connected to the vertical tube and a fixing seat disposed on a lower side of the locking block, and the locking wrench has a blocking portion at least partially abutting against a front side surface of the edge portion.

In the above technical solution, it is further preferable that a spring is provided between the locking block and the inner wall surface of the standpipe.

In the above technical solution, it is further preferred that the folding mechanism includes a pair of folding links cross-connected to each other by a rotating shaft, and each of the folding links includes a first end portion hinged to the cross bar of one of the walking frames and a second end portion connected to the locker of the other walking frame.

In the above technical solution, it is further preferable that the vertical tube and the cross bar are integrally formed.

Compared with the prior art, the application has the following beneficial effects:

this application reaches the purpose of adjusting the handle pole height through the locking part of the handle pole that can adjust from top to bottom in the walking support and the position of lockable handle pole on the standpipe, makes this help capable ware can be applicable to the user of different heights, improves the comfort level that the user used to this help capable ware's walking support's simple structure, the user height-adjusting of being convenient for.

Drawings

FIG. 1 is a perspective view of a height adjustable walker according to an embodiment of the present application;

FIG. 2 is a schematic view of the position of the retaining member on the handlebar of a height adjustable walker according to embodiments of the present application;

FIG. 3 is an enlarged partial schematic view at A in FIG. 2;

FIG. 4 is a rear view of one of the walking frames and the walking mechanism on the walking frame of a height adjustable walker as provided by an embodiment of the present application;

FIG. 5 is a sectional view taken along line B-B of FIG. 4

FIG. 6 is an enlarged partial schematic view at C of FIG. 5;

FIG. 7 is a cross-sectional view of the locking block of FIG. 5 in a locked position;

fig. 8 is a partially enlarged view of fig. 7 at D.

Wherein: 1. a walking bracket; 11. a vertical tube; 12. a cross bar; 13. a handle bar; 131. a handle portion; 132. a regulating rod part; 1320. an adjustment hole; 14. a locking member; 141. a fixed seat; 142. locking the wrench; 1421. a blocking portion; 143. a locking block; 1431. a boss portion; 1432. a boss; 14321. an edge portion; 144. a spring; 2. a folding mechanism; 21. a rotating shaft; 22. folding the connecting rod; 221. a first end portion; 222. a second end portion; 23. an auxiliary connecting rod; 3. a traveling mechanism; 31. a first running wheel; 32. and a second road wheel.

Detailed Description

To explain the technical content, the structural features, the achieved objects and the functions of the application in detail, the technical solutions in the embodiments of the application will be described below with reference to the drawings in the embodiments of the application, and it is obvious that the described embodiments are only a part of the embodiments of the application, and not all embodiments. In the following description, for purposes of explanation, numerous specific details are set forth in order to provide a detailed description of various exemplary embodiments or implementations of the invention. However, various exemplary embodiments may be practiced without these specific details or with one or more equivalent arrangements. Moreover, the various exemplary embodiments may be different, but are not necessarily exclusive. For example, the particular shapes, configurations and characteristics of the exemplary embodiments may be used or implemented in another exemplary embodiment without departing from the inventive concept.

In the following, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless otherwise specified.

Further, spatially relative terms such as "under … …", "below", "over … …", "upper", and the like, may be used herein to describe one element's relationship to another (or other) element as illustrated in the figures. Spatially relative terms are intended to encompass different orientations of the device in use, operation, and/or manufacture in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" or "beneath" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "below … …" can encompass both an orientation of above and below. Further, the devices may be otherwise positioned (e.g., rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In this application, "up", "down", "left", "right", "front", "back" are in accordance with the upper, lower, left, right, front and back directions shown in fig. 1.

In the present application, unless expressly stated or limited otherwise, the term "coupled" is to be construed broadly, e.g., "coupled" may be a fixed connection, a removable connection, or an integral part; may be directly connected or indirectly connected through an intermediate.

The embodiment of the application provides a walking aid with adjustable height, which comprises a pair of walking brackets 1 arranged oppositely at left and right, a folding mechanism 2 arranged between the pair of walking brackets 1 and a walking mechanism 3 arranged at the lower part of the pair of walking brackets 1, as shown in figures 1-8.

As shown in fig. 1, each traveling carriage 1 includes a vertical tube 11, a cross bar 12 provided at a lower end portion of the vertical tube 11, a handle bar 13 slidably provided in the vertical tube 11 up and down, and a locking member 14 provided on the vertical tube 11; the vertical tube 11 extends along the up-down direction, and the cross rod 12 extends along the front-back direction; the vertical tube 11 and the cross bar 12 are integrally formed.

The hollow interior of the vertical tube 11 allows the handle bar 13 to slide up and down within the vertical tube 11, and the lower end portion of the vertical tube 11 is disposed at the upper end portion near the front end portion of the cross bar 12.

As shown in fig. 2 and 4, the handle lever 13 includes a handle portion 131 extending from the top to the rear side, and an adjusting lever portion 132 connected to a lower end portion of the handle portion 131, the handle portion 131 being used for a user to hold when in use. The diameter of the adjusting rod part 132 is smaller than that of the vertical pipe 11, and the adjusting rod part 132 can be inserted into the vertical pipe 11 and can freely move back and forth in the vertical pipe 11; the rear end of the adjusting rod 132 is provided with a plurality of adjusting holes 1320 arranged at equal intervals along the extending direction of the adjusting rod 132.

As shown in fig. 1 to 3, the locking member 14 includes a fixing seat 141, a locking wrench 142 rotatably disposed on the vertical tube 11, and a locking block 143 disposed between the vertical tube 11 and the adjustment rod portion 132; the fixed seat 141 is arranged between the vertical pipe 11 and the adjusting rod part 132, and the fixed seat 141 is connected to the vertical pipe 11 through a mechanical fastener and is positioned on the lower side of the locking block 143; the lock wrench 142 can be rotated on the standpipe 11 about a straight line X extending in the left-right direction ₁ The front end of the locking wrench 142 has a stopper 1421 protruding downward; the locking block 143 has a projection 1431 capable of being inserted into the adjusting hole 1320 and a boss 1432 located at the rear side of the projection 1431, the boss 1432 has an edge 14321 protruding from the projection 1431 in the radial direction, and at least a part of the blocking part 1421 abuts against the front side surface of the edge 14321; a spring 144 is arranged between the locking block 143 and the inner wall surface of the vertical pipe 11; the locking block 143 has a locking position where the protrusion 1431 is inserted into any one of the adjustment holes 1320 between the standpipe 11 and the adjustment rod portion 132 and an adjustment position where the front end of the protrusion 1431 is located outside the adjustment rod portion 132.

As shown in fig. 2, 5, 6, 7, and 8, when the locking wrench 142 is about the line X ₁ When the locking part 1421 rotates counterclockwise, the blocking part 1421 has a backward pushing force on the edge 14321, the locking block 143 moves from the locking position to the adjusting position, the locking block 143 approaches the vertical tube 11, and the spring 144 is compressed; when the locking wrench 142 is around the straight line X ₁ When rotating clockwise, the edge 14321 loses the pushing force of the blocking part 1421, the spring 144 is extended and reset, and the lock is lockedThe tightening block 143 is moved from the adjustment position to the locking position by the urging force of the spring 144, and the tightening block 143 approaches the adjustment lever portion 132.

As shown in FIG. 1, the locking member 14 cooperates with the handle bar 13 to make the height of the handle 131 adjustable on the vertical tube 11, and when the height of the handle 131 needs to be adjusted, it is around the line X ₁ Rotating locking wrench 142 of locking member 14 counterclockwise, moving locking block 143 from the locking position to the adjusting position, adjusting holes 1320 of adjusting rod portion 132 do not contact locking block 143, and pulling handle rod 13 upward or downward from vertical tube 11 until handle portion 131 is at the proper height, and rotating handle around line X ₁ When the locking wrench is rotated clockwise, the locking block 143 approaches the adjusting rod part 132 under the thrust of the spring 144, the handle rod 13 is slightly adjusted up and down, the projection 1431 of the locking block 143 is aligned with the adjacent adjusting hole 1320, the projection 1431 is inserted into the aligned adjusting hole 1320, the handle rod 13 is locked at the position, the height adjustment of the handle rod 13 is realized, so that the handle rod can be used for users with different heights, and the use comfort of the users is improved; the walking bracket 1 is simple in structure and convenient for users to adjust the height.

The folding mechanism 2 is arranged between the pair of walking brackets 1, and the folding mechanism 2 is used for enabling the pair of walking brackets 1 to approach or depart from each other; the folding mechanism 2 includes a pair of folding links 22 and a pair of sub-links 23 cross-connected to each other via a rotation shaft 21, one end of each sub-link 23 is hinged to the locker 14 of the traveling bracket 1 on the corresponding side, and the other end is hinged to the corresponding folding link 22; each folding link 22 comprises a first end 221 and a second end 222, the first end 221 of each folding link 2 is hinged with the crossbar 12 of one of the walking brackets 1, each secondary link 23 is hinged with a portion of the folding link 2 near the second end 222, the walking aid has a folded state and a use state, when the walking aid is in the folded state, the pair of walking brackets 1 are close to each other, the first ends 221 of the pair of folding links 22 are close to each other, and the second ends 222 of the pair of folding links 22 are close to each other; when the walking aid is in use, the pair of folding connecting rods 22 is in an X shape, and the pair of walking brackets 1 are unfolded.

The walking mechanism 3 comprises a pair of first walking wheels 31 and a pair of second walking wheels 32, the pair of first walking wheels 31 are respectively and rotatably connected to the front end part of the cross rod 12, the pair of second walking wheels 32 are respectively and rotatably connected to the rear end part of the cross rod 12, the walking mechanism 3 is convenient for a user to walk when using the walking aid, and the use convenience of the user is improved.

This application reaches the purpose of adjusting the handle pole 13 height through the locking member 14 of the handle pole 13 of the handle pole position on standpipe 11 of handle pole 13 of locking that can adjust from top to bottom in walking bracket 1, makes this helps capable ware can be applicable to the user of different heights, improves the comfort level that the user used to this helps capable ware's walking bracket 1's simple structure, the user height-adjusting of being convenient for.

The foregoing shows and describes the general principles, essential features, and advantages of the application. It will be understood by those skilled in the art that the present application is not limited to the embodiments described above, which are included to illustrate the principles of the application and that various changes and modifications may be made without departing from the spirit and scope of the application, the scope of which is defined by the appended claims, specification and equivalents thereof.

Claims

1. A height adjustable walker, comprising: a pair of walking brackets (1) which are arranged oppositely at the left and the right, a folding mechanism (2) which is used for enabling the pair of walking brackets (1) to approach to or separate from each other, and a walking mechanism (3) which is arranged at the lower part of the pair of walking brackets (1); each walking bracket (1) comprises a vertical pipe (11), a cross rod (12) arranged at the lower part of the vertical pipe (11), a handle rod (13) which is arranged in the vertical pipe (11) in a vertically sliding manner, and a locking piece (14) used for locking the handle rod (13) on the vertical pipe (11); the folding mechanism (2) is arranged between the pair of walking brackets (1); the walking mechanism (3) comprises a pair of first walking wheels (31) respectively arranged at the front end parts of the pair of cross bars (12) and a pair of second walking wheels (32) respectively arranged at the rear end parts of the pair of cross bars (12), each handle rod (13) comprises a handle part (131) the top of which extends towards the rear side for holding and an adjusting rod part (132) connected to the lower side of the handle part (131), a plurality of adjusting holes (1320) which are equidistantly distributed along the extending direction of the adjusting rod part (132) are formed in the adjusting rod part (132), the locking piece (14) comprises a locking block (143) arranged between the vertical tube (11) and the adjusting rod part (132), the locking block (143) comprises a convex part (1431) which can be inserted into the adjusting holes (1320) and a boss (1432) positioned at the rear side of the convex part (1431), the boss (1432) is provided with an edge part (14321) protruding from the protruding part (1431) in the radial direction; the locking block (143) has a locking position where the protrusion (1431) is inserted into the adjusting hole (1320) and an adjusting position where the protrusion (1431) is located outside the adjusting rod portion (132) on the vertical tube (11).

2. A height adjustable walking aid according to claim 1, wherein the locking member (14) further comprises a locking wrench (142) rotatably connected to the stem (11) and a fixing seat (141) provided on the underside of the locking block (143), the locking wrench (142) having a blocking portion (1421) at least partially abutting the front side of the rim portion (14321).

3. A height adjustable walking aid according to claim 1 wherein a spring (144) is provided between the locking block (143) and the inner wall of the standpipe (11).

4. A height adjustable walker according to claim 1, characterised in that said folding mechanism (2) comprises a pair of folding links (22) cross-connected to each other by means of a rotation shaft (21), each of said folding links (22) comprising a first end (221) hinged to the crossbar (12) of one of said walking frames (1) and a second end (222) connected to said retaining member (14) of the other of said walking frames (1).

5. A height adjustable walking aid according to claim 1 wherein the riser (11) is integrally formed with the cross bar (12).