CN211460889U

CN211460889U - Medical anticollision wheelchair

Info

Publication number: CN211460889U
Application number: CN201922443453.2U
Authority: CN
Inventors: 孙彬; 许雪强; 马晴; 许贤荣; 许静
Original assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Current assignee: Jiangsu Province Hospital First Affiliated Hospital Of Nanjing Medical University
Priority date: 2019-12-30
Filing date: 2019-12-30
Publication date: 2020-09-11
Anticipated expiration: 2029-12-30

Abstract

The utility model discloses a medical anti-collision wheelchair, which comprises a wheelchair body and a wheelchair anti-collision device, wherein the wheelchair body consists of a big wheel, a small wheel, a seat armrest and a pushing handle; the wheelchair anti-collision device comprises a photoelectric sensor arranged at the front end of a pedal plate, a brake pad is arranged on a large wheel shaft of the wheelchair body, a brake button is arranged on a seat armrest, a patient can brake manually, a vibrator is arranged on a pushing handle, and a trolley person can be reminded to pay attention to parking.

Description

Medical anticollision wheelchair

Technical Field

The utility model relates to a medical anticollision wheelchair, in particular to an anticollision wheelchair which can be manually braked by a patient and can be automatically braked.

Background

In the current medical field, a plurality of patients with inconvenient actions need to use wheelchairs, and most wheelchairs have simpler structures, so that medical staff of a cart can hardly observe the terrain condition under the pedal of the wheelchair when pushing the wheelchair, jolting or bumping into barriers and causing secondary damage to the patients; the wheelchair with a complex structure has high cost, and is hard to bear by common families, so that the wheelchair with low cost and capable of realizing automatic braking is required to be provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that, to the shortcoming of above prior art, provide a medical multi-functional restraint gloves, the utility model discloses convenient to carry, easy operation, safe and reliable operates steadily, and occupation space is little, helps helping help medical staff and patient's family members to the use of this device.

In order to solve the technical problem, the technical scheme of the utility model is realized through following mode: a medical anti-collision wheelchair comprises a wheelchair body and a wheelchair anti-collision device; the wheelchair body includes: the seat is made of elastic materials and is provided with a stainless steel pipe bracket support which accords with the sitting posture of a human body; the stainless steel tube support is provided with a seat armrest corresponding to the arm position, the seat armrest is provided with a control button, and the seat armrest is also provided with a battery pack; the stainless steel pipe bracket is rotatably connected with a bull wheel through a wheel shaft, and a steel ring is arranged on the outer side of the bull wheel; the stainless steel pipe bracket is provided with a pedal connecting rod corresponding to the foot part, and the pedal connecting rod is rotationally connected with a pedal; two pushing grips are symmetrically arranged on the stainless steel pipe bracket;

the wheelchair buffer stop includes: a photoelectric sensor is arranged at one end of the pedal connecting rod, which is far away from the stainless steel pipe bracket, an electric control brake disc is arranged on the wheel shaft, and the electric control brake disc is connected with a photoelectric sensor circuit; the pushing handle is also provided with a vibrator connected with the photoelectric sensor circuit.

The utility model discloses the technical scheme who further injects is:

the photoelectric sensor and the control button are connected into the whole circuit in a parallel mode, the vibrator and the electric control brake disc are connected in parallel in the whole circuit, and the control button and the photoelectric sensor are connected in parallel, so that the automatic braking of the wheelchair can be guaranteed, and the patient can be manually braked.

The ranging data electric signals of the photoelectric sensor are processed by the PLC and then distributed to the vibrator and the electric control brake disc, so that when the wheelchair is at different distances from obstacles in front, the wheelchair can remind people of pushing the wheelchair and can automatically brake.

A display screen is arranged at one end of the seat close to the two pushing grips; the terminal surface is equipped with miniature camera under the running-board, and miniature camera links to each other with the display screen circuit, shoots shallow personnel's vision blind area under the running-board through the camera to show through the display screen, can let shallow personnel real-time observation the place ahead road conditions, avoid unnecessary to jolt.

The utility model has the advantages that: through the technical scheme of the utility model, when a patient needs to use the wheelchair, the photoelectric sensor and the control button are connected into the whole circuit in a parallel mode, the vibrator and the electric control brake disc are connected in parallel in the whole circuit, and the control button is connected with the photoelectric sensor in parallel, so that the automatic brake of the wheelchair can be ensured, the manual brake of the patient can be realized, and the dual-safety wheelchair is ensured not to collide with a front obstacle; the distance measurement data electric signals of the photoelectric sensor are processed by the PLC and then distributed to the vibrator and the electric control brake disc, so that when the wheelchair is positioned at different distances from a front obstacle, the wheelchair can remind a person pushing the wheelchair, can automatically brake, and more flexibly control the start and stop of the wheelchair; one end of the seat close to the two pushing grips is provided with a display screen; the terminal surface is equipped with miniature camera under the running-board, and miniature camera links to each other with the display screen circuit, shoots shallow personnel's vision blind area under the running-board through the camera to show through the display screen, can let shallow personnel real-time observation the place ahead road conditions, avoid unnecessary to jolt.

Drawings

FIG. 1 is a view showing the appearance structure of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a cross-sectional view A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3 at B;

FIG. 5 is a schematic diagram of the circuit structure of the present invention;

wherein: 1-seat, 2-stainless steel tube support, 3-seat armrest, 3 a-control button, 3 b-battery pack, 4-wheel shaft, 5-bull wheel, 6-pedal connecting rod, 7-pedal, 8-pushing handle, 9-photoelectric sensor, 10-electric control brake disc, 11-vibrator, 12-display screen and 13-micro camera.

Detailed Description

The technical solutions in the embodiments of the present invention will be described in detail below with reference to the accompanying drawings in the embodiments of the present invention.

The photoelectric sensor, the battery pack, the miniature camera, the display screen, the vibrator and the electric control brake disc are all existing products.

It is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" 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 "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; the two elements can be directly connected or indirectly connected through an intermediate medium, and the two elements can be communicated with each other, so that the specific meaning of the terms in the invention can be understood by those skilled in the art.

Example 1

A medical anti-collision wheelchair comprises a wheelchair body and a wheelchair anti-collision device; the wheelchair body includes: the chair 1 is made of elastic materials, and the chair 1 is provided with a stainless steel pipe bracket 2 which is used for supporting and accords with the sitting posture of a human body; the stainless steel tube support 2 is provided with a seat armrest 3 corresponding to the arm position, the seat armrest 3 is provided with a control button 3a, and the seat armrest 3 is also provided with a battery pack 3 b; the stainless steel pipe bracket 2 is rotatably connected with a bull wheel 5 through a wheel shaft 4, and the outer side of the bull wheel 5 is provided with a steel ring 5 a; the stainless steel pipe bracket 2 is provided with a pedal connecting rod 6 corresponding to the foot part, and the pedal connecting rod 6 is rotationally connected with a pedal 7; two pushing grips 8 are symmetrically arranged on the stainless steel pipe bracket 2;

the wheelchair buffer stop includes: a photoelectric sensor 9 is arranged at one end of the pedal connecting rod 6, which is far away from the stainless steel pipe bracket 2, an electric control brake disc 10 is arranged on the wheel shaft 4, and the electric control brake disc 10 is connected with the photoelectric sensor 9 through a circuit; the pushing handle 8 is also provided with a vibrator 11 which is connected with the photoelectric sensor 9 circuit.

The photoelectric sensor 9 and the control button 3a are connected into an integral circuit in a parallel mode, and the vibrator 11 and the electric control brake disc 10 are connected in parallel in the integral circuit; the distance measurement data electric signal of the photoelectric sensor 9 is processed by the PLC controller and then distributed to the vibrator 11 and the electric control brake disc 10.

One end of the seat 1 close to the two pushing grips 8 is provided with a display screen 12; the lower end face of the pedal 7 is provided with a micro camera 13, and the micro camera 13 is connected with a display screen 12 through a circuit.

The using process of the embodiment is as follows: when a patient uses the wheelchair and the front of the wheelchair is obstructed by people and articles, the photoelectric sensor 9 can send different electric signals according to the distance of the obstacles, when the distance measured by the photoelectric sensor 9 is between 0.5 and 1 meter, the PLC controller controls the circuit of the vibrator to be switched on, the vibrator 11 vibrates to warn people in the wheelchair, when the distance measured by the photoelectric sensor 9 is between 0.5 meter and 1 meter, the circuit of the electric control brake disc 10 is switched on, and the electric control brake disc 10 performs braking action; if the patient wants to stop the wheelchair by himself, the control button 3a can be pressed to directly connect the circuit of the electric control brake disc 10, so that the wheelchair can be braked; if the trammer pushes the wheelchair on a rugged terrain, the real-time image of the lower end of the pedal 7 shot by the micro camera 13 displayed on the display screen 12 can be observed to avoid the hollow or convex terrain.

Above embodiment only is for explaining the utility model discloses a technical thought can not be injectd with this the utility model discloses a protection scope, all according to the utility model provides a technical thought, any change of doing on technical scheme basis all falls into the utility model discloses within the protection scope.

Claims

1. A medical anti-collision wheelchair is characterized by comprising a wheelchair body and a wheelchair anti-collision device; the wheelchair body includes: the chair is characterized in that the chair (1) is made of elastic materials, and the chair (1) is provided with a stainless steel pipe support (2) which is used for supporting the chair and accords with the sitting posture of a human body; a seat armrest (3) is arranged at the position, corresponding to the arm, of the stainless steel pipe support (2), a control button (3a) is arranged on the seat armrest (3), and a battery pack (3b) is further arranged on the seat armrest (3); the stainless steel pipe support (2) is rotatably connected with a large wheel (5) through a wheel shaft (4), and a steel ring (5a) is arranged on the outer side of the large wheel (5); the stainless steel pipe support (2) is provided with a pedal connecting rod (6) corresponding to the foot part, and the pedal connecting rod (6) is rotatably connected with a pedal (7); two pushing grips (8) are symmetrically arranged on the stainless steel pipe bracket (2);

the wheelchair buffer stop includes: a photoelectric sensor (9) is arranged at one end of the pedal connecting rod (6) far away from the stainless steel pipe bracket (2), an electric control brake disc (10) is arranged on the wheel shaft (4), and the electric control brake disc (10) is connected with the photoelectric sensor (9) through a circuit; the pushing handle (8) is also provided with a vibrator (11) which is connected with the photoelectric sensor (9) circuit.

2. The medical anti-collision wheelchair as claimed in claim 1, wherein: the photoelectric sensor (9) and the control button (3a) are connected into an integral circuit in a parallel mode, and the vibrator (11) and the electric control brake disc (10) are connected in parallel in the integral circuit.

3. The medical anti-collision wheelchair as claimed in claim 1, wherein: the distance measurement data electric signal of the photoelectric sensor (9) is processed by the PLC and then distributed to the vibrator (11) and the electric control brake disc (10).

4. The medical anti-collision wheelchair as claimed in claim 1, wherein: a display screen (12) is arranged at one end of the seat (1) close to the two pushing grips (8); the lower end face of the pedal plate (7) is provided with a miniature camera (13), and the miniature camera (13) is connected with a display screen (12) through a circuit.