CN108524201B

CN108524201B - Walking aid

Info

Publication number: CN108524201B
Application number: CN201810421695.9A
Authority: CN
Inventors: 杨荣洪; 王刚; 王建文
Original assignee: Foshan Shunkangda Medical Technology Co ltd
Current assignee: Foshan Shunkangda Medical Technology Co ltd
Priority date: 2018-05-04
Filing date: 2018-05-04
Publication date: 2023-11-10
Anticipated expiration: 2038-05-04
Also published as: CN108524201A

Abstract

The invention discloses a walking aid, which comprises a front support and a rear support, wherein the front support and the rear support are connected through two upper side supporting pieces which are oppositely arranged, a telescopic rod is further arranged on the walking aid, one end of the telescopic rod is hinged to the front support with the two upper side supporting pieces, the other end of the telescopic rod is hinged to the rear support, and a clamping fixing piece is arranged on the telescopic rod so as to clamp and fix the telescopic rod when the telescopic rod stretches to a proper position. Through such structural design, help capable ware to realize the height-adjustable of front and back support through the flexible of telescopic link to it is fixed by chucking mounting chucking after the telescopic link stretches out and draws back to suitable position, thereby ensure the stability of whole frame behind the front and back support height-adjusting, effectively assist the user to walk up and down stairs, also can conveniently use by different height crowd at any time.

Description

Walking aid

Technical Field

The invention relates to the technical field of medical appliances, in particular to a walking aid.

Background

The walker is an instrument for disabled persons, patients with injured legs and feet, and elderly persons with mobility impairment, which can assist the human body in supporting weight, and ensure body balance, thereby enabling the above-mentioned people to walk.

At present, although the existing walker on the market solves the walking problem, the front and back supporting heights of the walker are always fixed and not adjustable, so that the existing walker is only suitable for being used on flat ground, and people with weak age or inconvenient movement can walk up and down stairs only by being doped with others.

And the front and back support height cannot be adjusted, and the use of users with different heights cannot be adapted at any time.

Disclosure of Invention

According to the walking aid, the telescopic rods are arranged, so that the height of the front and rear supports of the walking aid can be adjusted, the walking aid can effectively assist to walk up and down stairs, and the walking aid can be suitable for users with different heights.

In order to solve the technical problems, the invention adopts a technical scheme that: the utility model provides a walking aid, the walking aid includes fore-stock and rear bracket, the fore-stock with connect through two upside support pieces that set up relatively between the rear bracket, two upside support pieces one end articulates on the fore-stock, the other end articulates on the rear bracket, the walking aid still includes the telescopic link, telescopic link one end with two upside support piece one end articulates jointly on the fore-stock through first pin joint, two upside support pieces with the telescopic link other end articulates respectively through second pin joint and third pin joint on the rear bracket, just the third pin joint is in second pin joint top, still be provided with chucking mounting on the telescopic link, in order to carry out chucking fixing in the telescopic link stretches out and draws back suitable position.

The telescopic rod comprises an outer tube and an inner tube, a slot is formed in one face of the inner tube, a rack is fixed in the slot, a slot hole is formed in the outer tube, one face of the inner tube, which is slotted, is inserted into the outer tube upwards, the rack is exposed out of the slot hole, an aluminum sleeve is welded on the slot hole, the clamping fixing piece comprises a tooth block, the tooth block is arranged in the aluminum sleeve, and the lower end of the tooth block is clamped into the rack to achieve clamping and fixing.

The clamping fixing piece further comprises elastic pieces, the elastic pieces are arranged on two sides of the upper end of the tooth block, one end of each elastic piece is abutted to the upper end of the tooth block, the other end of each elastic piece is abutted to the inner upper side of the aluminum sleeve, and the elastic pieces are clamped into the racks to achieve clamping and fixing under the pressure action of the elastic pieces when the telescopic rod stretches to a proper position.

The auxiliary bicycle further comprises a brake, the brake comprises a brake inner wire and a brake handle, the lower end of the brake inner wire is buckled into the through hole at the upper end of the tooth block, the upper end of the brake inner wire is connected to the brake handle, and the brake handle is arranged on the rear support so as to pull or release the brake inner wire through the brake handle.

The two ends of the rack are respectively provided with a pressing block, so that the rack is pressed and fixed in the groove through the pressing blocks.

Wherein, the inner tube inserts the one end in the outer tube is equipped with interior stopper, is equipped with outer pipe box on the one end that exposes.

The clamping fixing piece further comprises plastic shells, wherein the plastic shells are arranged on two opposite side edges of the aluminum sleeve, and the plastic shells are mutually covered to wrap the aluminum sleeve in the plastic shells.

The brake further comprises a brake outer line, the brake outer line is sleeved outside the brake inner line, the lower end of the brake outer line is fixed at the upper end of the plastic shell, and the upper end of the brake outer line is abutted to the brake handle shell.

The front support and the rear support are U-shaped, the opening ends of the front support and the rear support are contacted with the ground, and the rear support bends towards the front support direction relative to the other end of the opening end to enable the rear support to be L-shaped integrally so as to be held by a user.

The walking aid comprises a front support, a rear support, two lower side support pieces and a walking aid, wherein the walking aid further comprises two lower side support pieces, the two lower side support pieces are arranged below the two upper side support pieces, one ends of the two lower side support pieces are hinged to the front support, and the other ends of the two lower side support pieces are hinged to the rear support.

The beneficial effects of the invention are as follows: different from the situation of the prior art, the embodiment of the invention provides a walking aid, which comprises a front support and a rear support, wherein the front support and the rear support are connected through two upper side support pieces which are oppositely arranged, a telescopic rod is further arranged on the walking aid, one end of the telescopic rod is hinged with the two upper side support pieces on the front support, the other end of the telescopic rod is hinged on the rear support, and a clamping fixing piece is arranged on the telescopic rod so as to clamp and fix the telescopic rod when the telescopic rod stretches to a proper position. Through such structural design, help capable ware to realize the height-adjustable of front and back support through the flexible of telescopic link to it is fixed by chucking mounting chucking after the telescopic link stretches out and draws back to suitable position, thereby ensure the stability of whole frame behind the front and back support height-adjusting, effectively assist the user to walk up and down stairs, also can conveniently use by different height crowd at any time.

Drawings

FIG. 1 is a schematic view of the overall structure of a walker provided by an embodiment of the present invention;

FIG. 2 is a schematic view of an inner tube disassembled state according to an embodiment of the present invention;

FIG. 3 is a schematic view of a telescopic rod and a clamping fixture according to an embodiment of the present invention in a disassembled state;

FIG. 4 is a schematic diagram of a brake release state according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of the overall structure of a walking aid in a upstairs state according to an embodiment of the present invention;

fig. 6 is a schematic diagram of the overall structure of a walking aid in a downstairs state according to an embodiment of the present invention.

The reference numerals in the figures illustrate: 1. a front bracket; 2. a rear bracket; 3. an upper support; 4. a lower support; 5. a telescopic rod; 6. clamping the fixing piece; 7. braking; 71. a brake inner line; 72. a brake handle; 73. an outer brake line; 10. a screw; 11. a first hinge point; 12. a second hinge point; 13. a third hinge point; 51. an inner tube; 52. an outer tube; 511. slotting; 512. a rack; 513. an aluminum sleeve; 514. tooth blocks; 515. an elastic member; 516. briquetting; 517. an inner plug; 518. an outer tube sleeve; 519. a plastic shell; 520. a connecting pipe sleeve; 521. a slot.

Description of the embodiments

In order that the invention may be readily understood, a more complete description of the invention will be rendered by reference to the appended drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1 to 6, a schematic structural diagram of a walker and parts thereof according to an embodiment of the present invention is shown.

As shown in the figure, referring to fig. 1, the overall structure of the walker provided by the embodiment of the invention comprises a main body frame, wherein the main body frame comprises a front support 1 and a rear support 2, the front support 1 and the rear support 2 are connected through two opposite upper side support members 3, one end of each upper side support member 3 is hinged on the front support 1, the other end of each upper side support member is hinged on the rear support 2, one end of each telescopic rod and one end of each upper side support member 3 are hinged on the front support 1 together through a first hinge point 11, the other ends of each upper side support member 3 and the telescopic rod 5 are hinged on the rear support 2 through a second hinge point 12 and a third hinge point 13 respectively, the third hinge point 13 is positioned above the second hinge point 12, and a clamping fixing member 6 is further arranged on the telescopic rod 5 so as to be fixed in a proper telescopic rod 5.

The telescopic rod disclosed by the embodiment of the invention is a general name of a telescopic rod in the prior art, but the telescopic rod is used on a walker, and the bearing is required to be large in the use process, so that the telescopic rod is required to be clamped and fixed after telescopic, and potential safety hazards caused by sliding of the telescopic rod after telescopic operation are avoided. However, the specific form of the telescopic rod and the specific implementation form of the clamping and fixing member are not strictly limited, so long as the telescopic rod can be telescopic, and the telescopic rod can be clamped and fixed without displacement after telescopic.

As a possible implementation manner, referring to fig. 2-3, the telescopic rod includes an outer tube 52 and an inner tube 51, a slot 511 is formed on one surface of the inner tube 51, a rack 512 is fixed in the slot 511, a slot 521 is formed on the outer tube 52, one surface of the inner tube 51, which is slotted, is inserted into the outer tube 52, the rack 512 is exposed from the slot 521, an aluminum sleeve 513 is welded on the slot 521, the clamping fixing member includes a tooth block 514, the tooth block 514 is installed in the aluminum sleeve 513, and the lower end of the tooth block 514 is clamped into the rack 512 to achieve clamping fixing.

When the clamping fixing piece is specifically implemented, the clamping fixing piece further comprises an elastic piece 515, the elastic piece 515 is arranged on two sides of the upper end of the tooth block 514, one end of the elastic piece 515 is abutted against the upper end of the tooth block 514, the other end of the elastic piece 515 is abutted against the inner upper side of the aluminum sleeve 513, and therefore the tooth block 514 is clamped into the rack 512 to achieve clamping fixing under the action of pressure of the elastic piece 515 when the telescopic rod 5 stretches to a proper position.

In particular, the elastic member 515 may be a spring.

As a possible implementation manner, the two ends of the rack 512 are respectively provided with a pressing block 516, so that the rack 512 is pressed and fixed in the slot 511 through the pressing blocks 512.

Therein, as a possible implementation, an inner plug 517 is provided at one end of the inner tube 51 inserted into the outer tube 52, and an outer tube sleeve 518 is provided at the exposed end.

As a possible implementation, the clamping fixture further includes a plastic shell 519, where the plastic shell 519 is disposed on two opposite sides of the aluminum sleeve 513, so that the plastic shell 519 covers the aluminum sleeve 513 in the plastic shell 519.

In order to make the connection of the components more stable, the components are also fixed by the cooperation of the screws and the nuts, and the specific positions of the screws and the nuts are not described in detail.

During concrete assembly, the rack is installed in the inner pipe with the groove (the groove for installing the inner pipe from top to bottom is arranged, the width of the rack is just higher than the inner surface of the wall thickness of the groove hole of the inner pipe, so that the rack can be hung on the pipe without moving back and forth), the pressing block is installed by sliding from the pipe opening at the left end of the inner pipe to align the screw hole on the rack, then is locked by a screw (the screw head is just flat on the slotted hole of the inner pipe, so that the rack can not slide to the left side of the pipe), the plastic inner plug is installed in the inner pipe, the pressing block is installed in the inner pipe by sliding from the right pipe opening of the inner pipe (the pipe position end on the pressing block presses the right end of the rack, so that the right side of the rack hung on the pipe) and finally the outer pipe sleeve is installed.

As a possible implementation manner, referring further to fig. 4, the rollator further includes a brake 7, where the brake 7 includes a brake inner wire 71 and a brake handle 72, the lower end of the brake inner wire 71 is buckled into a through hole at the upper end of the tooth block 514, the upper end of the brake inner wire 71 is connected to the brake handle 72, and the brake handle 72 is disposed on the rear bracket 2, so that the brake inner wire 71 is pulled or released by the brake handle 72.

The principle is realized as follows: when the brake handle 72 is pulled, the brake handle 72 drives the brake inner wire 71 to move upwards through the lever principle, the brake inner wire 71 moves upwards, and the other end of the brake inner wire is buckled with the tooth block 514, so that the tooth block 514 is driven to be separated from the rack 512, after the position is confirmed, the brake handle 72 is released, and the brake inner wire 71 is driven by two springs at the upper end of the tooth block 514 to be clamped into the rack 512, so that the positioning effect is achieved.

As a possible implementation manner, the brake 7 further includes a brake outer line 73, the brake outer line 73 is sleeved outside the brake inner line 71, the lower end of the brake outer line 73 is fixed at the upper end of the plastic shell 519, and the upper end of the brake outer line 73 is abutted on the shell of the brake handle 72.

During specific assembly, the aluminum sleeve is welded with the slotted hole on the front surface of the outer tube (the aluminum sleeve is in a fixed integrated state), the assembled inner tube is assembled (note that the visible part of the rack faces the welding surface of the aluminum sleeve), and the brake outer screw sleeve is assembled and fixed on the upper end hole position on the plastic shell.

One end of the brake inner wire is buckled into a hole position at the upper end of the tooth block, then the two parts are put into a welded aluminum sleeve, two springs are arranged on two side edges of the tooth block, and then the two springs are covered into the plastic shell and are locked with screw nuts (the side holes on the plastic shell are locked).

Description of structural principle: the rear telescopic rod of the tooth block clamped into the rack is in a fixed state, so that the whole outer frame can be controlled to be fixed, and the effect of positioning after adjustment is achieved.

When the overall product needs to be adjusted in the vertical dimension, the brake handle is pulled, the brake inner wire is driven by the brake handle to drive the tooth block to separate from the rack, and the telescopic rod can be adjusted at will.

As one possible implementation manner, the front bracket 1 and the rear bracket 2 are both U-shaped, and the open ends thereof are all in contact with the ground, and the other end of the rear bracket 2 opposite to the open end is bent toward the front bracket 1 to make the whole of the rear bracket take on an L shape for holding by a user.

As one possible implementation manner, the walker further includes two lower side supporting members 4, where the two lower side supporting members 4 are disposed below the two upper side supporting members 3, and one ends of the two lower side supporting members 4 are hinged to the front bracket 1, and the other ends of the two lower side supporting members are hinged to the rear bracket 2.

The front bracket and the rear bracket are provided with two supporting pieces on one side respectively, so that the upward and downward movement of the walker can be ensured to be horizontal upward and downward movement.

The two upper side supporting pieces 3, the two lower side supporting pieces 4 and the telescopic rods 5 are respectively hinged on the front bracket and the rear bracket and cooperate with the clamping fixing pieces to act, so that the whole walking aid frame can control the height of the walking aid through the telescopic rods and can be fixed on a required height.

As a possible implementation, the rear bracket is planar, the front bracket is adjusted up and down to a gear of 12mm, (because of the rack control, the tooth-to-tooth spacing directly affects the up and down adjustment of the front bracket by a height dimension), and these are all variable, for example, up and down adjustment is respectively up and down 240mm at the highest and down 240mm at the lowest. When the height of the walker is required to be adjusted up and down, the highest or lowest size of the walker can be changed by matching the length of the designed racks and the inner and outer pipes.

Referring to fig. 5 and fig. 6 in combination, fig. 5 is a schematic overall structure of one of the upstairs states of the walker, and fig. 6 is a schematic overall structure of one of the downstairs states of the walker.

In particular, the connection pipe sleeve 520 is provided at the joint of the inner and outer pipe sleeves to make the whole appearance more beautiful and to facilitate the control of the expansion and contraction of the expansion rod.

The invention is characterized in that the front support and the rear support are connected through two upper side support members which are oppositely arranged, the walker is also provided with a telescopic rod, one end of the telescopic rod is hinged with the two upper side support members on the front support, the other end of the telescopic rod is hinged with the rear support, and the telescopic rod is provided with a clamping fixing member for clamping and fixing when the telescopic rod stretches to a proper position. Through such structural design, the height-adjustable of support around helping capable ware passes through the flexible realization of telescopic link to it is fixed by chucking mounting chucking after the telescopic link stretches out and draws back to suitable position, thereby ensure the stability of whole frame behind the support height-adjusting around, thereby effectively assist the user to walk up and down stairs, also can conveniently use by different height crowd at any time.

In addition, the walker controls the height adjustment of the front and rear brackets of the walker through the brake handle, thereby saving labor and facilitating the adjustment and control of users.

The foregoing description is only illustrative of the present invention and is not intended to limit the scope of the invention, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present invention.

Claims

1. The utility model provides a help capable ware, its characterized in that, help capable ware includes fore-stock and rear bracket, the fore-stock with connect through two upside support pieces that set up relatively between the rear bracket, two upside support pieces one end articulates on the fore-stock, the other end articulates on the rear bracket, the fore-stock with the rear bracket is the U type, and its open end all contacts with ground, the rear bracket for the other end of open end is to the fore-stock direction is buckled and is made its whole L type that presents for the user holds, help capable ware still includes two downside support pieces, two downside support pieces set up in two upside support pieces below, just two downside support pieces one end articulates on the fore-stock, the other end articulates on the rear bracket, the telescopic link one end with two upside support pieces one end articulates on the fore-stock through first hinge point jointly, two upside support pieces with the telescopic link other end respectively through second hinge point and third hinge point are in suitable chucking position is in to the telescopic link is in the telescopic link is still fixed in the top.

2. The walker of claim 1 wherein the telescoping rod comprises an outer tube and an inner tube, wherein a slot is provided in one side of the inner tube, a rack is fixed in the slot, a slot is provided in the outer tube, one side of the inner tube, which is slotted, is inserted into the outer tube, the rack is exposed from the slot, an aluminum sleeve is welded to the slot, the clamping fixture comprises a tooth block, the tooth block is inserted into the aluminum sleeve, and the lower end of the tooth block is clamped into the rack to realize clamping and fixing.

3. The walker of claim 2 wherein the clamping fixture further comprises elastic members disposed on either side of the upper end of the block and having one end abutting against the upper end of the block and the other end abutting against the upper inner side of the aluminum sleeve to clamp the block into the rack for clamping when the telescoping rod is extended into place by the pressure of the elastic members.

4. A walker as claimed in claim 3 wherein the walker further comprises a brake comprising a brake inner wire and a brake handle, the lower end of the brake inner wire being snapped into the through hole in the upper end of the tooth block, the upper end of the brake inner wire being connected to the brake handle, the brake handle being provided on the rear bracket to pull or release the brake inner wire through the brake handle.

5. The walker of claim 2 wherein the rack is provided with a press block at each end for compressing and securing the rack within the slot by the press block.

6. The walker of claim 5 wherein the inner tube is provided with an inner plug at the end inserted into the outer tube and an outer sleeve at the exposed end.

7. The walker of claim 4 wherein the clamping fixture further comprises plastic shells disposed on opposite sides of the aluminum sheath for covering the aluminum sheath within the plastic shells by the plastic shells.

8. The walker of claim 7 wherein the brake further comprises an outer brake line which is sleeved outside the inner brake line and wherein the lower end of the outer brake line is secured to the upper end of the plastic housing and wherein the upper end of the outer brake line abuts the outer brake handle housing.