CN214157929U

CN214157929U - Novel children walking stick

Info

Publication number: CN214157929U
Application number: CN202022544054.8U
Authority: CN
Inventors: 林顺财
Original assignee: Xiamen Jiansheng Medical Devices Co ltd
Current assignee: Xiamen Jiansheng Medical Devices Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-09-10
Anticipated expiration: 2030-11-06

Abstract

The utility model provides a novel children crutch, which comprises a sheath component, a first telescopic component, a handrail component, a second telescopic component and a supporting component from top to bottom in sequence; the handrail component comprises a sleeve, a support rod connected with the sleeve and a handle sleeved outside the support rod, wherein the sleeve comprises an upper end connecting part and a lower end connecting part, and the support rod is arranged on the upper end connecting part and is vertical to the lower end connecting part; the supporting assembly comprises a supporting foot pad, a supporting pad and a magnet, the supporting pad comprises a connector in interference fit with the inside of the second adjusting pipe and a supporting plate arranged below the connector and located on the lower end face of the second adjusting pipe, the supporting foot pad comprises a sleeve portion and a foot pad portion, the sleeve portion is used for being sleeved on the lower end of the supporting plate and the lower end of the second adjusting pipe, the foot pad portion is used for supporting, the inside of the sleeve portion is in interference fit with the supporting plate and the lower end of the second adjusting pipe, a first groove is formed in the bottom of the sleeve, and the magnet is arranged in the first groove.

Description

Novel children walking stick

Technical Field

The utility model relates to a technical field of children's walking stick, especially a novel children's walking stick.

Background

The crutch is a simple apparatus for assisting walking, and is popular among the elderly, patients or disabled people who need auxiliary support during walking due to the advantages of simple structure, low price, flexible use and the like. The existing walking stick mainly comprises a walking stick, an elbow stick, an axillary stick and the like, wherein the walking stick is mainly used for mild needs, for example, the walking stick is used by old people who basically have no obstacle when walking on a flat road or people who have slightly inconvenient legs and feet when climbing a slope or walking for a long time, and usually does not contain auxiliary supporting accessories of disabled people; the elbow stick supports the elbow while holding the crutch, and the armpit stick realizes the walking of the user by supporting the upper end of the crutch under the armpit of the user, and belongs to necessities of people suffering from moderate and severe lower limb disabilities or disabilities respectively.

The prior crutch for children usually has the following problems in the use process:

firstly, if the supporting foot pad at the bottom of the crutch only adopts interference fit, the risk of easy falling exists;

secondly, the crutch is heavy and inconvenient for children to use.

In view of the above, the present inventors have specially designed a novel crutch for children, and have resulted from the present disclosure.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the technical scheme of the utility model is as follows:

a novel children crutch sequentially comprises a sheath assembly, a first telescopic assembly, a handrail assembly, a second telescopic assembly and a supporting assembly from top to bottom;

the handrail component comprises a sleeve, a support rod connected with the sleeve and a handle sleeved outside the support rod, wherein the sleeve comprises an upper end connecting part and a lower end connecting part, and the support rod is arranged on the upper end connecting part and is vertical to the lower end connecting part; the second telescopic assembly comprises a first adjusting pipe and a second adjusting pipe, and the first adjusting pipe is sleeved on the second adjusting pipe and can be adjusted up and down along the central direction;

the supporting assembly comprises a supporting foot pad, a supporting pad and a magnet, the supporting pad comprises a connector in interference fit with the inside of the second adjusting pipe and a supporting plate arranged below the connector and located on the lower end face of the second adjusting pipe, the supporting foot pad comprises a sleeve portion and a foot pad portion, the sleeve portion is used for being sleeved on the lower end of the supporting plate and the lower end of the second adjusting pipe, the foot pad portion is used for supporting, the inside of the sleeve portion is in interference fit with the supporting plate and the lower end of the second adjusting pipe, a first groove is formed in the bottom of the sleeve, and the magnet is arranged in the first groove and used for attracting the supporting plate.

Further, the diameter of the outer side wall of the support plate is equal to or slightly larger than that of the outer side wall of the second adjusting pipe.

Further, the terminal surface of foot pad portion and ground contact sets up the second recess, set up a plurality of absorption pads that are the law and arrange and be covered with the second recess in the second recess, it is a plurality of absorption pad bottom sets up the third recess, the third recess is hemisphere shape.

Furthermore, the connector lateral wall sets up a plurality of and second adjusting pipe inside wall interference fit's first step, and a plurality of first steps are the flute profile.

Further, the sheath assembly comprises an arm sheath and a connecting piece connected with the first telescopic assembly, the arm sheath is rotatably connected with the connecting piece, a rotating part used for rotatably connecting the connecting piece and a limiting part used for limiting the downward rotation of the rotating part and abutting against the connecting piece are arranged below the arm sheath; the limiting part is arranged in the middle of the rotating part.

Furthermore, the rotating part and the limiting part are rotatably connected with the connecting piece through a rotating shaft.

Further, the flexible subassembly of second still includes solid fixed ring, first control tube lower extreme opening part sets up a plurality of flexure strips, and a plurality of flexure strips are the circumference array and arrange, and the flexure strip outside sets up first inclined plane, gu fixed ring is inside to set up the second inclined plane, first control tube is close to a plurality of flexure strips and sets up a spacing post, gu set up on the fixed ring in spacing post complex slide.

Furthermore, the handle includes the supporting part in the middle and is located first side brace curved surface and second side brace curved surface on supporting part both sides, first side brace curved surface, second side brace curved surface all with the supporting part rounding off connects.

Further, the first adjusting pipe, the second adjusting pipe and the sleeve are all made of light metal materials or carbon fibers, and the light metal materials are as follows: aluminum, stainless steel, titanium magnesium alloy, magnesium aluminum alloy and the like, and not only has lighter weight, but also has stronger strength and rigidity.

The utility model discloses a children's walking stick sets up in second control tube below through setting up the supporting pad, and the equal interference fit in backup pad, second control tube below of the sleeve portion and the supporting pad that support the callus on the sole, and the cooperation sets up the magnet on the sleeve simultaneously, can be so that support the firm setting in second control tube below of callus on the sole.

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it.

Wherein:

FIG. 1 is a schematic structural view of a crutch for children according to the present invention;

figure 2 is a cross-sectional view of the support assembly of the present invention;

fig. 3 is an exploded view of the support assembly of the present invention;

FIG. 4 is a schematic structural view of the arm protector of the present invention;

FIG. 5 is a partial cross-sectional view of a second retraction assembly of the present invention;

FIG. 6 is a partial enlarged view of a second adjustment tube of the present invention;

fig. 7 is a schematic structural view of the fixing ring of the present invention;

fig. 8 is a partial enlarged view of a second retraction assembly of the present invention;

fig. 9 is a cross-sectional view of the adjusting assembly of the present invention.

Description of reference numerals:

10. a jacket assembly; 11. protecting the arm; 111. a limiting part; 12. a connecting member; 20. a first telescoping assembly; 30. an armrest assembly; 31. a sleeve; 32. a grip; 40. a second telescoping assembly; 41. a first regulating tube; 411. an elastic sheet; 412. fixing a column; 42. a second regulating tube; 43. a fixing ring; 431. a second inclined plane; 432. a slideway; 50. a support assembly; 51. supporting the foot pad; 511. a sleeve portion; 5111. a first groove; 512; a foot pad portion; 5121. a second groove; 513. an adsorption pad; 5131. a third groove; 52. a support pad; 521. a connector; 5211. a first step; 522. a support plate; 53. and a magnet.

Detailed Description

In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention clearer and more obvious, the following description of the present invention with reference to the accompanying drawings and embodiments is provided for further details. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1 to 8, a novel crutch for children according to a preferred embodiment of the present invention sequentially includes a sheath assembly 10, a first telescopic assembly 20, a handle assembly 30, a second telescopic assembly 40, and a supporting assembly 50 from top to bottom, wherein the sheath assembly 10 moves up and down under the action of the first telescopic assembly 20, and the handle assembly 30 moves up and down under the action of the second telescopic assembly 40, so as to be suitable for children with different heights.

The armrest assembly 30 comprises a sleeve 31, a support rod connected with the sleeve 31, and a handle 32 sleeved outside the support rod, wherein the sleeve 31 comprises an upper end connecting part and a lower end connecting part, and the support rod is arranged at the upper end connecting part and is perpendicular to the lower end connecting part; the second telescopic assembly 40 includes a first adjusting tube 41 and a second adjusting tube 42, the first adjusting tube 41 is sleeved on the second adjusting tube 42 and is adjusted up and down along the central direction, please refer to fig. 9, meanwhile, an adjusting assembly is arranged inside the second adjusting tube 42, specifically, the first adjusting tube 41 is provided with a plurality of first through holes, one end of the second adjusting tube 42 located inside the first adjusting tube 41 is provided with a second through hole, the adjusting assembly is arranged inside the second adjusting tube 42, the adjusting assembly includes a first elastic buckle and first elastic pins arranged at two sides of the first elastic buckle, wherein the first elastic buckle can be arranged inside the second adjusting tube 42 and has elasticity expanding outwards, and the two first elastic pins pass through the first through holes and the second through holes; the first elastic buckle is U-shaped and made of high-elasticity material. When the adjustment is required, the two first elastic pins are pressed down, the first elastic buckles shrink inwards, the first elastic pins can be separated from the first through holes, the first adjusting pipe 41 can be moved to adjust the height of the handle 32, and the first elastic pins penetrate through the other first through holes; the second telescopic assembly 40 of the utility model also comprises a fixed ring 43, a plurality of elastic sheets 411 are arranged at the opening of the lower end of the first adjusting pipe 41, the elastic sheets 411 are arranged in a circumferential array, the outer sides of the elastic sheets 411 are provided with first inclined surfaces, the inner part of the fixing ring 43 is provided with second inclined surfaces 431, the first adjusting pipe 41 is provided with a limiting column 412 close to the elastic sheets 411, the fixing ring 43 is provided with a slide way 432 matched with the limiting column 412, the slide way 432 is L-shaped, when the adjustment of the first adjusting tube 41 is completed, the fixing is also moved upward, the second slope 431 is close to the first slope, meanwhile, a certain force is applied to the elastic piece 411 to make the inner wall of the elastic piece 411 close to the outer side wall of the second adjusting tube 42, when a certain height is reached, the fixing ring 43 is rotated, the fixing ring 43 is kept at a certain position, so that the first adjusting tube 41 can be prevented from automatically sliding off, and the safety performance of the children crutch is improved. The structure and principle of the first telescopic assembly 20 and the second telescopic assembly 40 of the utility model are similar, and the repeated description is omitted.

The supporting assembly 50 comprises a supporting foot pad 51, a supporting pad 52 and a magnet 53, the supporting pad 52 comprises a connecting head 521 in interference fit with the inside of the second adjusting pipe 42 and a supporting plate 522 arranged below the connecting head 521 and located on the lower end face of the second adjusting pipe 42, the supporting foot pad 51 comprises a sleeve portion 511 used for being sleeved on the lower end of the supporting plate 522 and the lower end of the second adjusting pipe 42 and a foot pad portion used for supporting, the inner portion of the sleeve portion 511 is in interference fit with the supporting plate 522 and the lower end of the second adjusting pipe 42, a first groove 5111 is formed in the bottom of the sleeve, and the magnet 53 is arranged in the first groove 5111 and used for sucking the supporting plate 522. The support plate 522 has an outer sidewall diameter equal to or slightly larger than the outer sidewall diameter of the second regulation tube 42. The end surface of the foot pad part contacting with the ground is provided with a second groove 512; a foot pad portion; 5121, second groove 512; a foot pad portion; 5121 a plurality of second grooves 512 are regularly arranged and fully distributed; a foot pad portion; 5121 in the absorption pad 513, a third groove 5131 is formed at the bottom of the absorption pads 513, and the third groove 5131 is hemispherical. The outer side wall of the connector 521 is provided with a plurality of first steps 5211 which are in interference fit with the inner side wall of the second adjusting pipe 42, and the first steps 5211 are tooth-shaped. Wherein connector 521 adopts plastics or rubber material, backup pad 522 adopts the metal material that can be held by magnet 53, and set up backup pad 522 in second control tube 42 bottom, be surface contact between backup pad 522 and the support callus on the sole 51 this moment, and not the ring contact, can improve the life who supports callus on the sole 51, during the installation, install the connector 521 of supporting pad 52 in second control tube 42 bottom, and fix magnet 53 at the bottom in the sleeve portion 511 that supports callus on the sole 51, locate second control tube 42 below with the support callus on the sole 51 cover again, can realize supporting firm the setting on second control tube 42 of callus on the sole 51, the security that the children's walking stick has been improved greatly.

The protective sleeve component 10 comprises an arm protective sleeve 11 and a connecting piece 12 connected with the first telescopic component 20, the arm protective sleeve 11 is rotatably connected with the connecting piece 12, a rotating part used for rotatably connecting the connecting piece 12 and a limiting part 111 used for limiting the downward rotation of the connecting piece and abutting against the connecting piece 12 are arranged below the arm protective sleeve 11, and the use convenience of the children crutch is improved; the stopper 111 is disposed in the middle of the rotating portion. The rotating part and the limiting part 111 are rotatably connected with the connecting piece 12 through a rotating shaft.

The handle 32 includes a middle supporting portion, and a first side supporting curved surface and a second side supporting curved surface located at two sides of the supporting portion, and the first side supporting curved surface and the second side supporting curved surface are all connected with the supporting portion in a smooth manner. The first side supporting curved surface and the second side supporting curved surface are gradually inclined downwards from one end close to the sleeve 31 outwards, the height of the end part of the downwards inclined part is higher than that of the supporting part, and the height of the tail end is lower than that of the supporting part; the curvature of the first side supporting curved surface and the curvature of the second side supporting curved surface are designed according to the radian of the hands of the child to enable the joints of the first side supporting curved surface, the second side supporting curved surface and the supporting portion to be concave downwards, the outer side of the joints is higher, and the first side supporting curved surface and the second side supporting curved surface are configured by considering the width of the palm to facilitate the holding of the user. During the use, place the palm on the supporting part, and the tiger's mouth of palm is towards the other end of sleeve pipe 31 along the supporting part, when the palm is placed on the supporting part, the part that links to each other with the thumb can prop the below of curved surface towards handle 32 along first side, and the part that links to each other with other four fingers can prop the curved surface towards handle 32 below along second side, make when using, need not to utilize too big strength to hold handle 32, first side props the curved surface simultaneously, second side props the curved surface and all with supporting part rounded connection, make the palm can more add comfortable holding, avoid long-time use to cause the palm very easy fatigue, give other people and brought inconvenience and find.

The first and

second adjusting pipes

41 and 42 and the sleeve 31 are made of a light metal material such as: aluminum, stainless steel, titanium magnesium alloy, magnesium aluminum alloy and the like, and not only has lighter weight, but also has stronger strength and rigidity.

To sum up, the utility model discloses a children's walking stick sets up in second control tube below through setting up the supporting pad, and supports the sleeve part of callus on the sole and the equal interference fit in backup pad, the second control tube below of supporting pad, cooperates the magnet that sets up on the sleeve simultaneously, can be so that support the firm setting in second control tube below of callus on the sole.

The present invention has been described above with reference to the accompanying drawings, and it is obvious that the present invention is not limited by the above-mentioned manner, and various insubstantial improvements can be made without modification to the method and technical solution of the present invention, or the present invention can be directly applied to other occasions without modification, all within the scope of the present invention.

Claims

1. A novel children crutch is characterized by sequentially comprising a sheath assembly, a first telescopic assembly, a handrail assembly, a second telescopic assembly and a supporting assembly from top to bottom;

2. The novel crutch of claim 1 wherein the diameter of the outer sidewall of the support plate is equal to or slightly larger than the diameter of the outer sidewall of the second adjustment tube.

3. The novel crutch for children as claimed in claim 1, wherein the end surface of the foot pad part contacting with the ground is provided with a second groove, the second groove is internally provided with a plurality of absorption pads regularly arranged and fully distributed with the second groove, the bottom of the absorption pads is provided with a third groove, and the third groove is hemispherical.

4. The novel crutch for children as claimed in claim 1, wherein the outer sidewall of the connector is provided with a plurality of first steps that are in interference fit with the inner sidewall of the second adjusting tube, and the plurality of first steps are in a tooth shape.

5. The novel crutch for children as claimed in claim 1, wherein the sheath assembly includes an arm sheath and a connecting member connected to the first telescopic assembly, the arm sheath is rotatably connected to the connecting member, a rotating portion for rotatably connecting the connecting member and a limiting portion for limiting downward rotation of the arm sheath and abutting against the connecting member are provided below the arm sheath; the limiting part is arranged in the middle of the rotating part.

6. The novel crutch for children as claimed in claim 5, wherein the rotation part and the position-limiting part are rotatably connected with the connecting member through a rotation shaft.

7. The novel crutch for children as claimed in claim 1, wherein the second telescopic assembly further includes a fixing ring, the opening at the lower end of the first adjusting tube is provided with a plurality of elastic pieces, the elastic pieces are arranged in a circumferential array, and the outer side of the elastic pieces is provided with a first inclined surface, the fixing ring is provided with a second inclined surface, the first adjusting tube is provided with a limit post near the elastic pieces, and the fixing ring is provided with a slide way matched with the limit post.

8. The novel crutch of claim 1 wherein the grip includes a central support portion and first and second side support surfaces on opposite sides of the support portion, the first and second side support surfaces being smoothly connected to the support portion.

9. The novel crutch of claim 1 wherein the first and second adjustment tubes and the sleeve are made of a lightweight metal material or carbon fiber.