CN213723364U

CN213723364U - Adjustable walking stick

Info

Publication number: CN213723364U
Application number: CN202022344228.6U
Authority: CN
Inventors: 王一丁
Original assignee: Taiyuan University of Science and Technology
Current assignee: Taiyuan University of Science and Technology
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2021-07-20
Anticipated expiration: 2030-10-20

Abstract

The utility model discloses an adjustable crutch, which relates to the technical field of crutches, and comprises a handle (1) and a first crutch body (2) fixedly arranged on the bottom surface of the handle (1), wherein the bottom end of the first crutch body (2) is movably connected with a second crutch body (3), a telescopic device (4) is arranged inside the second crutch body (3) in a penetrating way, the inner wall of the first crutch body (2) is provided with sawteeth (5), the bottom end of the second crutch body (3) is rotatably connected with a folding device (6), the bottom surface of the folding device (6) is movably connected with a third crutch body (7), the bottom end of the third crutch body (7) is fixedly connected with a first rectangular block (8), the side surface of the first rectangular block (8) is fixedly connected with a folding device (9), the telescopic device (4) comprises a control rod (4-1) and a support column (4-2), the function of easily and simply adjusting the length is realized.

Description

Adjustable walking stick

Technical Field

The utility model relates to a walking stick technical field, especially an adjustable walking stick.

Background

A simple walking aid, usually a wooden or metal stick. Crutches are important medical rehabilitation aids, including walking sticks, elbows and axillary canes, where the sticks are primarily used for mild needs, such as the elderly or mountain climbers.

At present, the mainstream crutch usually needs a larger transportation space in transportation due to an overlong length, is not beneficial to transportation operation, is particularly troublesome to carry along due to the characteristic that the crutch can not be folded, can not be placed in a trunk, and can block other people when taking a bus and other transportation tools, and is not beneficial to use.

Chinese utility model with patent number CN 207306264U discloses a folding crutch. Relate to the walking stick field, especially relate to the improvement of folding walking stick. Provides a folding crutch with exquisite structure, convenient use, high stability and sufficient supporting force in use. The walking stick comprises a stick body and an elastic rope, wherein the stick body comprises a plurality of hollow stick sections which are sequentially connected end to end, the elastic rope sequentially penetrates through the plurality of stick sections, one end of the elastic rope is fixedly connected in the first stick section, and the other end of the elastic rope is fixedly connected in the last stick section; the inner wall of the plug socket is provided with an annular accommodating groove for accommodating the expansion ring, and the section of the annular accommodating groove is arc-shaped with the center protruding outwards. However, when the utility model is folded, all parts need to be pulled out with force, and the user is more strenuous in the process.

The utility model discloses a chinese utility model with patent number CN 206025448U discloses a portable walking stick for walking stick technical field, including the cane body and cane handle, the cane body includes a plurality of sections hollow cane body units, and cane body unit can connect in order end to end and form the whole cane body, and the inner chamber that passes each cane body unit is equipped with the elasticity rope that can tensioning each cane body unit, and elasticity fastener and first section cane body unit connection are passed through to the upper end of elasticity rope, and the lower extreme passes through elasticity fastener and last festival cane body unit connection, sets up the wall groove on first section cane body unit and the last festival cane body unit, elasticity fastener has two flexible arms, and elasticity fastener is equipped with the location wing on the top of flexible arm, but the wall groove includes the constant head tank of chucking location wing and the guiding groove that the guide location wing got into in the constant head tank. When the utility model is used, the crutch body units are connected end to end in sequence, under the action of the elastic rope, the crutch body units form a whole crutch body, the crutch function is realized, and the crutch body units are separated in sequence and then folded with each other when being carried or stored, thereby being convenient for carrying, using and storing; however, the utility model discloses a discovery when in-service use, because the connection of dismantling between the adjacent cane festival unit will directly lead to defects such as the holistic holding power of walking stick is not enough, support unstability, has brought the influence of certain degree for the normal use of walking stick.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem, an adjustable crutch is designed.

In order to achieve the above purpose, the utility model adopts the following technical scheme: an adjustable crutch comprises a handle, wherein a first crutch body is fixedly mounted on the bottom surface of the handle, a second crutch body is movably connected to the bottom end of the first crutch body, a telescopic device penetrates through the interior of the second crutch body, sawteeth are formed in the inner wall of the first crutch body, a folding device is rotatably connected to the bottom end of the second crutch body, a third crutch body is movably connected to the bottom surface of the folding device, a first rectangular block is fixedly connected to the bottom end of the third crutch body, and supporting legs are fixedly connected to the side surfaces of the first rectangular block;

the telescopic device comprises a control rod and a support column; the bottom end of the control rod is fixedly provided with a push handle, and the top end of the control rod is fixedly connected with a connecting block; the top end of the supporting column is fixedly connected with a tray, the top surface of the tray is provided with a first sliding groove, the inner wall of the first sliding groove is connected with a first sliding block in a sliding manner, the top end of the first sliding block is fixedly connected with a pull block, the left side of the pull block is fixedly connected with a latch block, and the right side of the pull block is fixedly provided with a first spring; a long rod is rotatably connected between the front surface of the pull block and the front surface of the connecting block.

Preferably, the folding device comprises a base, a second rectangular block and a fixed block; the utility model discloses a fixed block, including base, second spout, inner wall sliding connection of second spout have a second slider, the top fixedly connected with tong of second slider, fixed mounting has the second spring between the top surface of tong and the inner wall of base, the positive fixed mounting of tong has the catch bar, the second rectangular block rotates with the fixed block to be connected, the positive fixedly connected with fixture block of fixed block.

Preferably, the number of the supporting feet is four, and the supporting feet are made of butadiene rubber.

Preferably, the latch block is adapted to the size of the saw teeth.

Preferably, the first sliding groove is matched with the first sliding block in size.

Preferably, the second sliding groove is matched with the second sliding block in size.

Compared with the prior art, the utility model discloses an advantage lies in with positive effect:

1. in the utility model, by arranging the telescopic device, the push handle is pushed downwards to drive the control rod to move downwards, the control rod moves downwards, the connecting block is driven to move downwards, the connecting block drives the long rod to move downwards, the long rod drives the pull block to slide along the first chute and extrude the first spring simultaneously due to the action of torque, and the pull block drives the bolt block to break away from the sawtooth, at the moment, the first crutch body and the second crutch body can be adjusted, the first crutch body and the second crutch body can be stretched to a desired position and then the push handle is loosened, at the moment, the spring pushes the bolt block to enter the sawtooth due to the twisting force of the spring, the fixation is completed, the function of easily and simply adjusting the length is realized, the desired length can be adjusted through simple operation, thereby being convenient for a user to carry, and when taking traffic, the length can be shortened, so that other people are not influenced, the walking stick is simple and convenient, is beneficial to use, and improves the practicability of the walking stick.

2. In the utility model, by arranging the folding device and pulling the push rod upwards, the push rod drives the clamping hands to move upwards, and meanwhile, the clamping hands extrude the second spring, when the user moves upwards, the hand is separated from the clamping block, the second crutch body and the third crutch body can be folded, when the original shape needs to be restored, the pushing rod is pulled upwards, then the second crutch body and the third crutch body are rotated into a linear state, then the push rod is loosened, at the moment, the second spring flicks the hand grip due to the elasticity of the second spring, the hand grip moves downwards along the second chute until the clamping block is clamped, at the moment, the fixing operation is finished, the operation of folding the crutch is realized simply and conveniently, the convenience is further improved, when the crutch needs to be completely folded, the crutch can be folded, the storage space is utilized to the maximum, and when the crutch is carried, the crutch is simpler and more convenient, and the practicability of the crutch is further improved.

Drawings

Fig. 1 is a front perspective view of an adjustable crutch according to the present invention;

fig. 2 is a side perspective view of the adjustable crutch of the present invention;

fig. 3 is a cross-sectional view of an adjustable crutch according to the present invention;

FIG. 4 is an enlarged view of the adjustable crutch at A in FIG. 3 according to the present invention;

fig. 5 is a front view of the folding device in the adjustable crutch.

In the figure, 1, a handle; 2. a first pole body; 3. a second pole body; 4. a telescoping device; 5. saw teeth; 6. A folding device; 7. a third stick body; 8. a first rectangular block; 9. supporting legs;

4-1, a control rod; 4-2, supporting columns; 4-3, pushing the handle; 4-4, connecting blocks; 4-5, a tray; 4-6, a first chute; 4-7, a first slide block; 4-8, pulling blocks; 4-9, a bolt block; 4-10, a first spring; 4-11, long rod;

6-1, a base; 6-2, a second rectangular block; 6-3, fixing blocks; 6-4, a second chute; 6-5, a second slide block; 6-6, clamping the hands; 6-7, a second spring; 6-8, a push rod; 6-9 and a fixture block.

Detailed Description

In order to make the above objects, features and advantages of the present invention more clearly understood, the present invention will be further described with reference to the accompanying drawings and examples. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the present invention is not limited to the limitations of the specific embodiments of the present disclosure.

Embodiment 1, as shown in fig. 1 and 2, the utility model provides an adjustable walking stick, including handle 1, the bottom surface fixed mounting of handle 1 has first cane body 2, the bottom swing joint of first cane body 2 has second cane body 3, the inside of second cane body 3 runs through and is provided with telescoping device 4, sawtooth 5 has been seted up to the inner wall of first cane body 2, the bottom of second cane body 3 is rotated and is connected with folding device 6, the bottom surface swing joint of folding device 6 has third cane body 7, the first rectangular block 8 of bottom fixedly connected with of third cane body 7, the side fixedly connected with supporting legs 9 of first rectangular block 8, the quantity of supporting legs 9 is four groups, the material of supporting legs 9 is butadiene rubber.

The following is a detailed description of the specific arrangement and function of the telescopic device 4 and the folding device 6:

as shown in fig. 3 and 4, the telescopic device 4 comprises a control rod 4-1 and a support column 4-2, a push handle 4-3 is fixedly installed at the bottom end of the control rod 4-1, a connecting block 4-4 is fixedly connected at the top end of the control rod 4-1, a tray 4-5 is fixedly connected at the top end of the support column 4-2, a first sliding groove 4-6 is formed in the top surface of the tray 4-5, a first sliding block 4-7 is slidably connected to the inner wall of the first sliding groove 4-6, the first sliding groove 4-6 is matched with the first sliding block 4-7 in size, a pull block 4-8 is fixedly connected at the top end of the first sliding block 4-7, a latch block 4-9 is fixedly connected to the left side of the pull block 4-8, the latch block 4-9 is matched with the saw tooth of the first sliding block 4-8 in size, a first spring 4-10 is fixedly installed on the right side of the pull block 4-8, the front surface of the pull block 4-8 and the front surface of the connecting block 4-4 are rotatably connected with a long rod 4-11.

The whole telescopic device 4 achieves the effect that by arranging the telescopic device 4, the push handle 4-3 is pushed downwards, the push handle 4-3 drives the control rod 4-1 to move downwards, the control rod 4-1 moves downwards and simultaneously drives the connecting block 4-4 to move downwards, the connecting block 4-4 drives the long rod 4-11 to move downwards, the long rod 4-11 drives the pull block 4-8 to slide along the first chute 4-6 and simultaneously extrude the first spring 4-10 under the action of torque, the pull block 4-8 drives the latch block 4-9 to separate from the sawtooth 5, at the moment, the first stick body 2 and the second stick body 3 can be adjusted, after the first stick body 2 and the second stick body 3 are stretched to a desired position, the push handle 4-3 is loosened, at the moment, due to the twisting force of the first spring 4-10, the spring promotes the latch block 4-9 and gets into sawtooth 5, accomplishes fixedly this moment, has realized the light simple function of adjusting the length, through simple operation, can adjust to the length that wants to be convenient for user's carrying, and when taking the traffic, can transfer short length to do not influence other people, simple and convenient does benefit to the use, has improved the practicality of walking stick.

As shown in figure 5, the folding device 6 comprises a base 6-1, a second rectangular block 6-2 and a fixed block 6-3, a second sliding groove 6-4 is formed in the bottom surface of the base 6-1, a second sliding block 6-5 is connected to the inner wall of the second sliding groove 6-4 in a sliding mode, the second sliding groove 6-4 is matched with the second sliding block 6-5 in size, a clamping hand 6-6 is fixedly connected to the top end of the second sliding block 6-5, a second spring 6-7 is fixedly installed between the top surface of the clamping hand 6-6 and the inner wall of the base 6-1, a push rod 6-8 is fixedly installed on the front face of the clamping hand 6-6, the second rectangular block 6-2 is connected with the fixed block 6-3 in a rotating mode, and a clamping block 6-9 is fixedly connected to the front face of the fixed block 6-3.

The whole folding device 6 achieves the effect that by arranging the folding device 6, the push rod 6-8 is pulled upwards, the push rod 6-8 drives the clamping hand 6-6 to move upwards, meanwhile, the clamping hand 6-6 extrudes the second spring 6-7, and when moving upwards, the clamping hand 6-6 is separated from the clamping block 6-9, at the moment, the second stick body 3 and the third stick body 7 can be folded, when the original shape needs to be recovered, the push rod 6-8 is pulled upwards, then the second stick body 3 and the third stick body 7 are rotated to be in a linear state, then the push rod 6-8 is loosened, at the moment, the second spring 6-7 flicks the clamping hand 6-6 due to the elasticity of the second spring 6-7, the clamping hand 6-6 moves downwards along the second chute 6-4 until the clamping block 6-9 is clamped, and at the moment, the fixing operation is finished, the operation that has realized simple and convenient just can fold the walking stick makes the convenience further improve, when needs pack up the walking stick completely, can fold the walking stick, lets storage space obtain the utilization of maximize to when carrying it, more simple and convenient, further improvement the practicality of walking stick.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in other forms, and any person skilled in the art may use the above-mentioned technical contents to change or modify the equivalent embodiment into equivalent changes and apply to other fields, but any simple modification, equivalent change and modification made to the above embodiments according to the technical matters of the present invention will still fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides an adjustable walking stick, includes handle (1), its characterized in that: a first crutch body (2) is fixedly mounted on the bottom surface of the handle (1), a second crutch body (3) is movably connected to the bottom end of the first crutch body (2), a telescopic device (4) is arranged inside the second crutch body (3) in a penetrating manner, sawteeth (5) are formed in the inner wall of the first crutch body (2), a folding device (6) is rotatably connected to the bottom end of the second crutch body (3), a third crutch body (7) is movably connected to the bottom surface of the folding device (6), a first rectangular block (8) is fixedly connected to the bottom end of the third crutch body (7), and a supporting leg (9) is fixedly connected to the side surface of the first rectangular block (8);

the telescopic device (4) comprises a control rod (4-1) and a support column (4-2); a push handle (4-3) is fixedly arranged at the bottom end of the control rod (4-1), and a connecting block (4-4) is fixedly connected to the top end of the control rod (4-1); the top end of the supporting column (4-2) is fixedly connected with a tray (4-5), the top surface of the tray (4-5) is provided with a first sliding chute (4-6), the inner wall of the first sliding chute (4-6) is connected with a first sliding block (4-7) in a sliding manner, the top end of the first sliding block (4-7) is fixedly connected with a pulling block (4-8), the left side of the pulling block (4-8) is fixedly connected with a latch block (4-9), and the right side of the pulling block (4-8) is fixedly provided with a first spring (4-10); a long rod (4-11) is rotatably connected between the front surface of the pull block (4-8) and the front surface of the connecting block (4-4).

2. The adjustable crutch of claim 1 further comprising: the folding device (6) comprises a base (6-1), a second rectangular block (6-2) and a fixed block (6-3); the base is characterized in that a second sliding groove (6-4) is formed in the bottom surface of the base (6-1), a second sliding block (6-5) is connected to the inner wall of the second sliding groove (6-4) in a sliding mode, a clamping hand (6-6) is fixedly connected to the top end of the second sliding block (6-5), a second spring (6-7) is fixedly mounted between the top surface of the clamping hand (6-6) and the inner wall of the base (6-1), a push rod (6-8) is fixedly mounted on the front surface of the clamping hand (6-6), a second rectangular block (6-2) is rotatably connected with the fixed block (6-3), and a clamping block (6-9) is fixedly connected to the front surface of the fixed block (6-3).

3. The adjustable crutch of claim 1 further comprising: the number of the supporting feet (9) is four, and the supporting feet (9) are made of butadiene rubber.

4. The adjustable crutch of claim 1 further comprising: the plug blocks (4-9) are matched with the size of the saw teeth (5).

5. The adjustable crutch of claim 1 further comprising: the first sliding groove (4-6) is matched with the first sliding block (4-7) in size.

6. The adjustable crutch of claim 2 further comprising: the second sliding groove (6-4) is matched with the second sliding block (6-5) in size.