CN218774062U

CN218774062U - Walking aid vehicle convenient for adjusting vehicle handle

Info

Publication number: CN218774062U
Application number: CN202220440784.XU
Authority: CN
Inventors: 史勰
Original assignee: Jiangyin Huashi Medical Devices Co ltd
Current assignee: Jiangyin Huashi Medical Devices Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2023-03-31
Anticipated expiration: 2032-03-02

Abstract

The utility model provides a walking aid vehicle convenient for adjusting a vehicle handle, which comprises a height adjusting mechanism, wherein the vehicle handle is arranged on a guide pillar, the guide pillar is movably arranged in the guide sleeve, an adjusting component can limit the guide pillar to move in the guide sleeve, the adjusting component is fixedly arranged on the guide sleeve, and the guide sleeve is fixedly arranged on a vehicle frame; the upper end of a first pull rod in the tensioning mechanism is hinged to a brake crank, an installation shell is fixedly connected with a guide pillar, an installation plate is arranged in the tensioning mechanism, a first installation hole is formed in the installation plate, the lower end of the first pull rod is inserted into the first installation hole, a second installation hole is formed in the installation plate, the upper end of a second pull rod is inserted into the second installation hole, the lower end of the second pull rod is connected with a brake cable, and the brake cable can be tensioned when the second pull rod moves upwards. The utility model discloses a set up handlebar adjustment mechanism and the taut mechanism of brake, make the brake cable keep motionless when adjusting the handlebar, effectively avoided the brake cable can twine the chaotic brake effect variation that leads to even the malfunctioning condition of brake takes place.

Description

Walking-aid vehicle convenient for adjusting vehicle handle

Technical Field

The utility model relates to a help driving structure, especially relate to a help driving convenient to adjust handlebar hand.

Background

At present, china is stepping into an aging society, and the old people are weak and inconvenient to legs and feet, so that the old people have much inconvenience in life and travel. Therefore, enterprises develop a rehabilitation walking aid device which is widely applied to hospitals and families of old people with mobility difficulties and is an important tool for walking and rehabilitation training.

Some walk-assisting vehicles have increased the function of adjustable handlebar hand position, can adjust suitable position according to user's custom, but, present walk-assisting vehicle when adjusting handlebar hand height, the brake cable twines in the frame, can take place the brake cable confusion, leads to the brake effect variation or even the brake failure's condition to take place, has great safety risk.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is: in order to solve the problem that the brake cable can twine the confusion and lead to the brake effect variation or even brake failure, the utility model provides a help capable car of adjusting handlebar hand conveniently solves above-mentioned problem.

The utility model provides a technical scheme that its technical problem adopted is: the utility model provides a help capable car convenient to adjust handle, includes that frame and symmetry set up the supporting part of frame both sides, on the frame, be located two be provided with the seat between the supporting part, the supporting part includes support, handlebar hand, preceding wheel and rear wheel, preceding wheel is installed with the rear wheel the lower part of support, the handlebar hand is installed through high adjustment mechanism the upper portion of support, the articulated brake lever of installing on the handlebar hand, the brake lever is installed through straining device install on the support, hold tightly the brake lever can make the rear wheel brake.

Further, the method comprises the following steps: the height adjusting mechanism comprises a guide pillar, a guide sleeve and an adjusting component, the handlebar is mounted on the guide pillar, the guide pillar is movably mounted in the guide sleeve, the adjusting component can limit the guide pillar to move in the guide sleeve, the adjusting component is fixedly mounted on the guide sleeve, and the guide sleeve is fixedly mounted on the frame.

Further: the tensioning mechanism comprises a first pull rod, a second pull rod and an installation shell, the upper end of the first pull rod is hinged to the brake handle, the brake handle can be driven to move upwards when moving along a hinged point, the first pull rod is fixedly connected with the installation shell, an installation plate is arranged inside the installation shell, a first installation hole is formed in the installation plate, the lower end of the first pull rod is inserted into the first installation hole, a clamping table is arranged on the first pull rod and located below the first installation hole, the outer diameter of the clamping table is large and the inner diameter of the first installation hole is large, a second installation hole is formed in the installation plate, the upper end of the second pull rod is inserted into the second installation hole, the lower end of the second pull rod is connected with a brake cable, and the brake cable can be tensioned when the second pull rod moves upwards.

Further: on the mounting panel, be located first mounting hole with be provided with the spring holder between the second mounting hole, install the spring on the spring holder, the lower extreme of spring with spring holder fixed connection, the upper end of spring with installation shell fixed connection.

Further, the method comprises the following steps: the adjusting assembly comprises an adjusting bolt and a handle, the adjusting bolt is fixedly connected with the handle, a threaded hole is formed in the guide sleeve and is in threaded connection with the adjusting bolt, a plurality of pin holes are uniformly formed in the guide column, and the adjusting bolt can be inserted into the pin holes.

The beneficial effects of the utility model are that, the utility model relates to a help capable car convenient to adjust handlebar hand is through setting up mounting panel, first pull rod and second pull rod, makes first pull rod can stimulate the second pull rod through the mounting panel and can make the mounting panel slide on the second pull rod again, readjusts handlebar hand in-process and makes second pull rod and brake line immovable, and the brake line can twine the chaotic condition that leads to the brake effect variation or even brake failure and take place when effectively having avoided adjusting handlebar hand height.

Drawings

The present invention will be further explained with reference to the drawings and examples.

FIG. 1 is a schematic view of a rollator of the present invention for facilitating adjustment of the handlebars;

FIG. 2 is a schematic structural view of the height adjustment mechanism;

FIG. 3 is a schematic view of the adjustment assembly;

FIG. 4 is a schematic structural view of the take-up mechanism;

FIG. 5 is an enlarged view of A in FIG. 4

In the figure, 1, a frame, 2, a seat, 3, a bracket, 4, a handlebar, 5, a front wheel, 6, a rear wheel, 7, a brake lever, 8, a guide post, 9, a guide sleeve, 10, a first pull rod, 11, a second pull rod, 12, a mounting shell, 13, a mounting plate, 14, a brake cable, 15, a clamping table, 16, a spring, 17, an adjusting bolt, 18 and a handle are shown

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are exemplary only for explaining the present invention, and should not be construed as limiting the present invention. On the contrary, the embodiments of the invention include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like, indicate orientations and positional relationships based on the orientations and positional relationships shown in the drawings, and are used only for convenience in describing and simplifying the present invention, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present invention includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the embodiments of the present invention.

As shown in FIG. 1, the utility model provides a help capable car convenient to adjust handle, be in including frame 1 and symmetry setting the supporting part of frame 1 both sides, on the frame 1, be located two be provided with seat 2 between the supporting part, the supporting part includes support 3, handlebar hand 4, preceding wheel 5 and rear wheel 6 are installed the lower part of support 3, handlebar hand 4 is installed through height adjusting mechanism the upper portion of support 3, handlebar hand articulated brake lever 7 of installing of handlebar hand 4, brake lever 7 is installed through straining mechanism on the support 3, hold tightly brake lever 7 can make rear wheel 6 brakes.

The height adjusting mechanism comprises a guide pillar 8, a guide sleeve 9 and an adjusting component, the handlebar 4 is mounted on the guide pillar 8, the guide pillar 8 is movably mounted in the guide sleeve 9, the adjusting component can limit the guide pillar 8 to move in the guide sleeve 9, the adjusting component is fixedly mounted on the guide sleeve 9, and the guide sleeve 9 is fixedly mounted on the frame 1. The tensioning mechanism comprises a first pull rod 10, a second pull rod 11 and an installation shell 12, wherein the upper end of the first pull rod 10 is hinged to the brake crank 7, the brake crank 7 can drive the first pull rod 10 to move upwards when moving towards the handlebar 4 along a hinged point, the installation shell 12 is fixedly connected with the guide post 8, an installation plate 13 is arranged in the installation shell, a first installation hole is formed in the installation plate 13, the lower end of the first pull rod 10 is inserted into the first installation hole, a clamping table 15 is arranged on the first pull rod 10 and located below the first installation hole, the outer diameter of the clamping table 15 is larger than the inner diameter of the first installation hole, a second installation hole is formed in the installation plate 13, the upper end of the second pull rod 11 is inserted into the second installation hole, the lower end of the second pull rod 11 is connected with a brake cable 14, and the second pull rod 11 can tighten the brake cable 14 when moving upwards.

When adjusting handlebar grip 4's position, adjust the guide pillar 8 to suitable position through adjusting part, when adjusting guide pillar 8 position, mounting panel 13 in the mounting shell 11 can slide on second pull rod 11 through the second mounting hole, and second pull rod 11 is fixed to be set up in guide pin bushing 9, its lower extreme and brake cable 14 fixed connection, consequently, when removing handlebar grip 4, the length of brake cable 14 keeps unchangeable, and then has avoided the problem that brake cable 14 can twine together when adjusting handlebar grip 4. When a brake is needed, the brake handle 7 is gripped to drive the first pull rod 10 to be lifted upwards, when the first pull rod 10 is lifted upwards, the clamping table 15 jacks up the mounting plate 13 upwards, one end, close to the first mounting hole, of the mounting plate 13 inclines upwards, so that the second mounting hole is clamped on the second pull rod 11, when the first pull rod 10 continues to move upwards, the second pull rod 11 can move upwards along with the mounting plate 13, the brake cable 14 is tensioned, the brake process is completed, and the device is simple, convenient and convenient to operate.

On the mounting panel 13, be located first mounting hole with be provided with the spring holder between the second mounting hole, install spring 16 on the spring holder, the lower extreme of spring 16 with spring holder fixed connection, the upper end of spring 16 with installation shell 12 fixed connection. When the brake is finished, the brake handle 7 is released, the mounting plate 13 is restored to the initial mounting position due to the action of gravity and the spring 16, the second pull rod 11 is not tensioning the brake cable 14, the brake cable 14 is restored to the original state, the brake is not carried out, and in addition, the spring 16 is also used for stabilizing the mounting plate 13 in the mounting shell 12 when the height of the handlebar 4 is adjusted again, so that the second pull rod 11 can slide in the second mounting hole conveniently.

The adjusting assembly comprises an adjusting bolt 17 and a handle 18, the adjusting bolt 17 is fixedly connected with the handle 18, a threaded hole is formed in the guide sleeve 9, the threaded hole is in threaded connection with the adjusting bolt 17, a plurality of pin holes are uniformly formed in the guide pillar 8, and the adjusting bolt 17 can be inserted into the pin holes. When the position of the handlebar 4 is adjusted, namely the guide post 8 is inserted into a proper position in the guide sleeve 9, the adjusting bolt 17 is inserted into the pin hole on the guide post 8 by twisting the handle 18 to fix the guide post 8, so that the handlebar 4 is also fixed, and the operation is simple and convenient.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In light of the foregoing, it will be apparent to those skilled in the art from this disclosure that various changes and modifications can be made without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. The utility model provides a help capable car convenient to adjust car handle which characterized in that: set up including frame (1) and symmetry the supporting part of frame (1) both sides, on frame (1), be located two be provided with seat (2) between the supporting part, the supporting part includes support (3), handlebar hand (4), preceding wheel (5) and rear wheel (6) are installed the lower part of support (3), handlebar hand (4) are installed through high adjustment mechanism the upper portion of support (3), articulated brake lever (7) of installing on handlebar hand (4), brake lever (7) are installed through straining mechanism on support (3), straining mechanism is connected with the brake disc, holds tightly brake lever (7) are passed through straining mechanism can drive the brake disc restriction the rotation of rear wheel (6).

2. A rollator facilitating adjustment of the handle of the cart, according to claim 1, wherein: the height adjusting mechanism comprises a guide pillar (8), a guide sleeve (9) and an adjusting component, the handlebar (4) is installed on the guide pillar (8), the guide pillar (8) is movably installed in the guide sleeve (9), the adjusting component can limit the guide pillar (8) to move in the guide sleeve (9), the adjusting component is fixedly installed on the guide sleeve (9), and the guide sleeve (9) is fixedly installed on the frame (1).

3. A rollator facilitating adjustment of the handlebar as claimed in claim 2 wherein: the tensioning mechanism comprises a first pull rod (10), a second pull rod (11) and an installation shell (12), the upper end of the first pull rod (10) is hinged to the brake crank (7), the brake crank (7) is hinged to the handlebar (4) and can be driven to move upwards when moving, the installation shell (12) is fixedly connected with the guide pillar (8) and provided with an installation plate (13), the installation plate (13) is provided with a first installation hole, the lower end of the first pull rod (10) is inserted into the first installation hole, the first pull rod (10) is located below the first installation hole and provided with a clamping table (15), the outer diameter of the clamping table (15) is large than the inner diameter of the first installation hole, the installation plate (13) is provided with a second installation hole, the upper end of the second pull rod (11) is inserted into the second installation hole, the lower end of the second pull rod (11) is connected with a brake cable (14), and the second pull rod (11) can be pulled upwards when moving and can be pulled (14).

4. A rollator facilitating adjustment of the handlebar as claimed in claim 3 wherein: on mounting panel (13), be located first mounting hole with be provided with the spring holder between the second mounting hole, install spring (16) on the spring holder, the lower extreme of spring (16) with spring holder fixed connection, the upper end of spring (16) with installation shell (12) fixed connection.

5. A rollator facilitating adjustment of the handlebar as claimed in claim 2 wherein: the adjusting assembly comprises an adjusting bolt (17) and a handle (18), the adjusting bolt (17) is fixedly connected with the handle (18), a threaded hole is formed in the guide sleeve (9), the threaded hole is in threaded connection with the adjusting bolt (17), a plurality of pin holes are uniformly formed in the guide pillar (8), and the adjusting bolt (17) can be inserted into the pin holes.