CN215385303U

CN215385303U - Intelligent auxiliary walking equipment and system

Info

Publication number: CN215385303U
Application number: CN202122253893.9U
Authority: CN
Inventors: 杨红梅
Original assignee: Nanjing Xiaozhuang University
Current assignee: Nanjing Xiaozhuang University
Priority date: 2021-09-17
Filing date: 2021-09-17
Publication date: 2022-01-04
Anticipated expiration: 2031-09-17

Abstract

The utility model discloses intelligent auxiliary walking equipment and a system, which comprise an electric wheelchair body: the both sides of electronic wheelchair body all are provided with the drive wheel, are provided with the drive shaft between two drive wheels, drive wheel fixed connection is on the surface of drive shaft, the both sides on drive shaft surface all overlap and are equipped with fixed sleeve, the center department cover on drive shaft surface is equipped with the fixed pipe of arc, the front side of the fixed pipe of arc is provided with prevents the overspeed subassembly, prevent the overspeed subassembly including rotating the splint of connection in the fixed pipe inner chamber bottom front side of arc. The utility model monitors the rotating speed of the driving wheel in real time through the arrangement of the rotating speed detector, controls the over-speed prevention assembly through the arrangement of the power controller, automatically intervenes by the over-speed prevention assembly after the rotating speed detector monitors that the driving wheel has an over-speed phenomenon, and performs friction deceleration on the driving shaft and the driving wheel, thereby achieving the purposes of over-speed intelligent protection and safe and stable use.

Description

Intelligent auxiliary walking equipment and system

Technical Field

The utility model belongs to the technical field of auxiliary walking equipment, and particularly relates to intelligent auxiliary walking equipment and a system.

Background

Although the current society has greatly improved compared with the prior medical level, many diseases can not be completely cured temporarily, and wheelchairs are chairs which are provided with wheels and can help to replace walking, and are divided into electric and manual folding wheelchairs which are important moving tools for home rehabilitation, turnover transportation, treatment and outing activities of wounded, patients and disabled people.

Many inconvenient patients of action, old man all use the wheelchair to remove, but the wheelchair in-process of using can appear empting, losing, hypervelocity etc. makes user's health or property receive injury and loss on the one hand, and on the other hand makes guardian be physically and mentally anxious.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide intelligent auxiliary walking equipment and an intelligent auxiliary walking system, which are used for solving the technical problems that a plurality of patients with inconvenient actions and old people move by using a wheelchair, but the wheelchair can topple, lose, overspeed and the like in the using process, so that on one hand, the body or property of a user is injured and lost, and on the other hand, a guardian is uncomfortable.

The technical scheme for solving the technical problems is as follows: walking equipment and system are assisted to intelligence, including the electronic wheelchair body: the both sides of electronic wheelchair body all are provided with the drive wheel, are provided with the drive shaft between two drive wheels, drive wheel fixed connection is on the surface of drive shaft, the both sides on drive shaft surface all overlap and are equipped with fixed sleeve, the center department cover on drive shaft surface is equipped with the fixed pipe of arc, the front side of the fixed pipe of arc is provided with prevents the overspeed subassembly, prevent the overspeed subassembly including rotating the splint of connecting in the fixed pipe inner chamber bottom front side of arc, the top welding of splint has fixed ear, the top welding of the fixed pipe of arc has the supporting seat, the top of the fixed pipe of arc is provided with rotatable electric pull rod, and rotational speed detector and electrical source controller are installed from the left hand to the right hand in proper order at the top that is located left side fixed sleeve.

Preferably, the output end of the electric pull rod extends to the inner cavity of the fixed lug and is rotatably connected with the inner cavity of the fixed lug, and the rear end of the electric pull rod is rotatably connected with the supporting seat through a rotating part.

Preferably, the fixed sleeve is rotatably connected with the driving shaft and is welded with the electric wheelchair body.

Preferably, the inner wall of the clamping plate is provided with a friction pad, and the friction pad is made of rubber.

Preferably, a first butt flange is welded on each of two sides of the clamping plate, a second butt flange is welded on one side, opposite to the two fixing sleeves, of each fixing sleeve, and the first butt flange and the second butt flange are installed in a butt joint mode through bolts.

Preferably, the front side welding of arc fixed tube inner chamber bottom has the fixing base, the inner chamber rotation of fixing base is connected with the rotation post, the surface and the splint fixed connection of rotation post, the surface cover of rotation post is equipped with the torsional spring, the one end and the fixing base welding of torsional spring, the other end and the splint welding of torsional spring.

Preferably, the power supply controller is internally provided with an anti-toppling sensor and an NB-IoT data transmission module.

The system of the intelligent auxiliary walking device comprises the following components: the anti-toppling sensor is arranged inside the power supply controller and is electrically connected with the power supply controller, and NB-IoT data transmission: the module is arranged in the power supply controller and is electrically connected with the power supply controller, when the electric wheelchair body falls, the anti-toppling sensor sends a power-off instruction to the power supply controller, the power supply controller controls the built-in driving motor of the electric wheelchair body to power off, and simultaneously, in normal use, the sensor module is arranged in the electric wheelchair body to measure the inclination angle, therefore, the front and back balance is carried out through the control of the built-in driving motor of the electric wheelchair body, the running speed of the electric wheelchair body is detected through the rotating speed detector, sending an overspeed warning after overspeed, sending the warning and the positioning information to the cloud end by an NB-IoT data transmission module, matching the user family with the account information of the user family after the user family receives the positioning information by a WeChat program, therefore, the family of the user can obtain the mobile terminal prompt and check the alarm position information through the mobile terminal.

1. The utility model has the beneficial effects that: the utility model monitors the rotating speed of the driving wheel in real time through the setting of the rotating speed detector, and controls the over-speed prevention component through the setting of the power controller, after the over-speed phenomenon of the driving wheel is monitored by the rotating speed detector, the over-speed prevention component automatically intervenes, and the driving shaft and the driving wheel are subjected to friction deceleration, so that the purposes of over-speed intelligent protection and safe and stable use can be achieved, and the problems that many inconvenient patients and old people move by using a wheelchair, but the wheelchair can topple, lose, overspeed and the like in the using process, on one hand, the body or property of the user is injured and lost, and on the other hand, the body and the property of a guardian are insecure are solved.

2. The friction pad is arranged, so that the friction force between the clamping plate and the driving shaft is enhanced, and no harsh noise is generated when the friction pad is contacted with the driving shaft under the action of the material of the friction pad.

3. According to the utility model, the first butt flange and the second butt flange are matched for use, so that the arc-shaped fixing pipe is installed and fixed on one hand, and the two fixing sleeves are indirectly installed and butted on the other hand, thereby improving the overall stability of the electric wheelchair body, the fixing sleeves and the arc-shaped fixing pipe.

4. The clamping plate is twisted by the matching use of the torsion spring and the rotating column, so that the clamping plate has no delay phenomenon when the electric pull rod pushes the clamping plate to reset, and the locking phenomenon between the clamping plate and the driving shaft is avoided.

Drawings

The above and/or other advantages of the utility model will become more apparent and more readily appreciated from the following detailed description taken in conjunction with the accompanying drawings, which are given by way of illustration only and not by way of limitation, and in which:

FIG. 1 is a schematic perspective view of one embodiment of the present invention;

FIG. 2 is a perspective view of a drive wheel, drive shaft and arcuate stationary tube in accordance with one embodiment of the present invention;

FIG. 3 is a perspective view of an arcuate retention tube and an overspeed prevention assembly in accordance with an embodiment of the present invention;

FIG. 4 is a side cross-sectional view of a drive shaft, an arcuate stationary tube and an anti-overspeed assembly according to an embodiment of the present invention;

FIG. 5 is a partial enlarged view of point A in FIG. 4 according to an embodiment of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. electric wheelchair body, 2, drive wheel, 3, drive shaft, 4, fixed sleeve pipe, 5, the fixed pipe of arc, 6, prevent overspeed subassembly, 61, splint, 62, friction pad, 63, fixed ear, 64, supporting seat, 65, electronic pull rod, 7, rotational speed detector, 8, power supply controller, 9, flange one, 10, flange two, 11, fixing base, 12, rotation post, 13, torsional spring.

Detailed Description

Hereinafter, embodiments of the intelligent walking assist apparatus and system of the present invention will be described with reference to the accompanying drawings.

The examples described herein are specific embodiments of the present invention, are intended to be illustrative and exemplary in nature, and are not to be construed as limiting the scope of the utility model. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include technical solutions which make any obvious replacement or modification for the embodiments described herein.

The drawings in the present specification are schematic views to assist in explaining the concept of the present invention, and schematically show the shapes of respective portions and their mutual relationships. It is noted that the drawings are not necessarily to the same scale so as to clearly illustrate the structures of the various elements of the embodiments of the utility model. Like reference numerals are used to denote like parts.

Fig. 1 to 5 show intelligent walking assisting equipment and system according to an embodiment of the utility model, which includes an electric wheelchair body 1: the electric wheelchair comprises an electric wheelchair body 1, driving wheels 2 are arranged on two sides of the electric wheelchair body 1, a driving shaft 3 is arranged between the two driving wheels 2, the driving wheels 2 are fixedly connected to the surface of the driving shaft 3, fixing sleeves 4 are sleeved on two sides of the surface of the driving shaft 3, the fixing sleeves 4 are rotatably connected with the driving shaft 3, the fixing sleeves 4 are welded with the electric wheelchair body 1, an arc-shaped fixing pipe 5 is sleeved at the center of the surface of the driving shaft 3, a fixing seat 11 is welded on the front side of the bottom of the inner cavity of the arc-shaped fixing pipe 5, a rotating column 12 is rotatably connected with the inner cavity of the fixing seat 11, the surface of the rotating column 12 is fixedly connected with a clamping plate 61, a torsion spring 13 is sleeved on the surface of the rotating column 12, one end of the torsion spring 13 is welded with the fixing seat 11, the other end of the torsion spring 13 is welded with the clamping plate 61, the torsion spring 13 and the rotating column 12 are used in a matched mode, the clamping plate 61 is twisted mode, and when an electric pull rod 65 pushes the clamping plate 61 to reset, the clamping plate 61 has no delay phenomenon, the locking phenomenon between the clamping plate 61 and the driving shaft 3 is avoided, the overspeed preventing assembly 6 is arranged on the front side of the arc-shaped fixing pipe 5, the overspeed preventing assembly 6 comprises the clamping plate 61 which is rotatably connected to the front side of the bottom of the inner cavity of the arc-shaped fixing pipe 5, the friction pad 62 is installed on the inner wall of the clamping plate 61, the friction pad 62 is made of rubber, the friction force between the clamping plate 61 and the driving shaft 3 is enhanced on the one hand through the arrangement of the friction pad 62, on the other hand, the friction pad 62 does not generate harsh noise when contacting with the driving shaft 3 under the action of the material of the friction pad 62, the first butt flange 9 is welded on both sides of the clamping plate 61, the second butt flange 10 is welded on one side opposite to the two fixing sleeves 4, the first butt flange 9 and the second butt flange 10 are installed through bolts in a butt joint mode, and the first butt flange 9 and the second butt flange 10 are used in a matching mode, on one hand, the arc-shaped fixing tube 5 is fixedly installed, on the other hand, the two fixing sleeves 4 are indirectly installed and butted, the overall stability of the electric wheelchair body 1, the fixing sleeves 4 and the arc-shaped fixing tubes 5 is improved, the fixing lugs 63 are welded at the top ends of the clamping plates 61, the supporting seats 64 are welded at the top portions of the arc-shaped fixing tubes 5, the rotatable electric pull rods 65 are arranged at the top portions of the arc-shaped fixing tubes 5, the output ends of the electric pull rods 65 extend to the inner cavities of the fixing lugs 63 and are rotatably connected with the inner cavities of the fixing lugs 63, the rear ends of the electric pull rods 65 are rotatably connected with the supporting seats 64 through rotating pieces, the rotating speed detector 7 and the power controller 8 are sequentially installed at the top portion of the left fixing sleeve 4 from left to right, the anti-falling sensor and the NB-IoT data transmission module are arranged inside the power controller 8, the electric wheelchair body 1 can transmit the geographic position, the running state and the real-time use parameters of each equipment amount of the electric wheelchair body to the cloud end, and the family of a user can master the safety information of the user in real time according to the transmitted data;

the system of the intelligent auxiliary walking device comprises the following components: the anti-toppling sensor is arranged inside the power supply controller 8 and is electrically connected with the power supply controller 8, and NB-IoT data transmission: the module is arranged in the power supply controller 8 and is electrically connected with the power supply controller 8, when the electric wheelchair body 1 topples over, the anti-toppling sensor sends a power-off instruction to the power supply controller 8, the power supply controller 8 controls the built-in driving motor of the electric wheelchair body 1 to power off, meanwhile, in normal use, the built-in sensor module of the electric wheelchair body 1 is used for measuring the inclination angle, so that the front and back balance is carried out through the control of the built-in driving motor of the electric wheelchair body 1, the running speed of the electric wheelchair body 1 is detected through the rotating speed detector 7, an overspeed warning is sent after overspeed, the warning and the positioning information are sent to the cloud end by the NB-IoT data transmission module, and a user family can match with the account information of the user family after receiving the positioning information through the WeChat program, so that the user family can obtain a movement end warning, and checking the alarm position information through the mobile terminal.

The working principle is as follows: when the utility model is used, a user can reach a designated position by carrying a person with mobility disability through the matched use of the electric wheelchair body 1 and the driving wheel 2, the rotating speed detector 7 detects the rotating speed of the driving wheel 2 in real time in the using process, when the rotating speed of the driving wheel 2 exceeds the rotating speed value set by the rotating speed detector 7, the rotating speed detector 7 sends a control instruction to the power controller 8, the power controller 8 controls the electric pull rod 65 to be opened, the electric pull rod 65 pulls the fixing lug 63 towards the rear side, then the clamp plate 61 rotates towards the rear side by taking the rotating column 12 as a rotating center, the friction pad 62 is contacted with the surface of the driving shaft 3, the driving shaft 3 is subjected to friction deceleration, meanwhile, the power controller 8 controls the built-in motor of the electric wheelchair body 1 to reduce the rotating speed, after the rotating speed of the driving shaft 3 and the driving wheel 2 reaches the set rotating speed value range, the electric pull rod 65 pushes the fixing lug 63 towards the front side, then the clamping plate 61 drives the friction pad 62 to be separated from the surface of the driving shaft 3, so that the driving shaft 3 and the driving wheel 2 enter a normal use state;

through the operation of the steps, the purposes of overspeed intelligent protection and safe and stable use can be achieved.

In summary, the following steps: this walking equipment is assisted to intelligence and system, setting through speed detector 7, carry out real-time supervision to the rotational speed of drive wheel 2, simultaneously, setting through power controller 8, control preventing overspeed subassembly 6, monitor behind the overspeed phenomenon of drive wheel 2 at speed detector 7, prevent that overspeed subassembly 6 is automatic to be intervene, carry out the friction speed reduction to drive shaft 3 and drive wheel 2, can reach overspeed intelligent protection and use safety and stability's purpose, a lot of inconvenient patients of moving have been solved, the old man all uses the wheelchair to remove, but the in-process of using of wheelchair, can appear empting, lose, the excessive speed etc. make user's health or property receive injury and loss on the one hand, on the other hand makes guardian's problem of physical and mental insecurity.

The technical features disclosed above are not limited to the combinations with other features disclosed, and other combinations between the technical features can be performed by those skilled in the art according to the purpose of the utility model, so as to achieve the purpose of the utility model.

Claims

1. Walking equipment is assisted to intelligence, its characterized in that, including electronic wheelchair body (1): the both sides of electric wheelchair body (1) all are provided with drive wheel (2), are provided with drive shaft (3) between two drive wheel (2), drive wheel (2) fixed connection is on the surface of drive shaft (3), the both sides on drive shaft (3) surface all are equipped with fixed sleeve (4), the center department cover on drive shaft (3) surface is equipped with the fixed pipe of arc (5), the front side of the fixed pipe of arc (5) is provided with prevents overspeed subassembly (6), prevent that overspeed subassembly (6) connect splint (61) of the fixed pipe of arc (5) inner chamber bottom front side including rotating, the top welding of splint (61) has fixed ear (63), the top welding of the fixed pipe of arc (5) has supporting seat (64), the top of the fixed pipe of arc (5) is provided with rotatable electric pull rod (65), and the top that is located left side fixed sleeve (4) installs rotational speed detector (7) and power control in proper order from the left hand right hand side And a device (8).

2. The intelligent auxiliary walking device is characterized in that the output end of the electric pull rod (65) extends to the inner cavity of the fixing lug (63) and is rotatably connected with the inner cavity of the fixing lug (63), and the rear end of the electric pull rod (65) is rotatably connected with the supporting seat (64) through a rotating piece.

3. The intelligent walking aid of claim 2, wherein the fixing sleeve (4) is rotatably connected with the driving shaft (3), and the fixing sleeve (4) is welded with the electric wheelchair body (1).

4. The intelligent walking aid of claim 3, wherein a friction pad (62) is mounted on the inner wall of the clamping plate (61), and the friction pad (62) is made of rubber.

5. The intelligent auxiliary walking device is characterized in that a first butt flange (9) is welded on each of two sides of the clamping plate (61), a second butt flange (10) is welded on each of the opposite sides of the two fixing sleeves (4), and the first butt flange (9) and the second butt flange (10) are installed in a butt joint mode through bolts.

6. The walking equipment is assisted to intelligence of claim 5, characterized in that the front side welding of arc fixed tube (5) inner chamber bottom has fixing base (11), the inner chamber of fixing base (11) rotates and is connected with rotation post (12), the surface and splint (61) fixed connection of rotation post (12), the surface cover of rotation post (12) is equipped with torsional spring (13), the one end and the fixing base (11) welding of torsional spring (13), the other end and the splint (61) welding of torsional spring (13).

7. The intelligent walking assist device as claimed in claim 6, wherein the power controller (8) is internally provided with an anti-toppling sensor and an NB-IoT data transmission module.

8. The system of the intelligent walking assisting device is applied to the intelligent walking assisting device of any one of claims 1 to 7, and is characterized in that the system is as follows: the anti-toppling sensor is arranged inside the power supply controller (8) and is electrically connected with the power supply controller (8), and NB-IoT data transmission: the module is arranged in a power supply controller (8) and is electrically connected with the power supply controller (8), when the electric wheelchair body (1) topples over, the anti-toppling sensor sends a power-off instruction to the power supply controller (8), the power supply controller (8) controls a built-in driving motor of the electric wheelchair body (1) to power off, meanwhile, in normal use, the built-in sensor module of the electric wheelchair body (1) is used for measuring an inclination angle, so that the built-in driving motor of the electric wheelchair body (1) is used for controlling front and back balance, the running speed of the electric wheelchair body (1) is detected through a rotating speed detector (7), an overspeed warning is sent after overspeed, the warning and the positioning information are both sent to a cloud end by an NB-IoT data transmission module, and a user family can be matched with the account information of the user after receiving the positioning information through a WeChat program, therefore, the family of the user can obtain the mobile terminal prompt and check the alarm position information through the mobile terminal.