CN218870676U

CN218870676U - Manual medical wheelchair with prevent empting function

Info

Publication number: CN218870676U
Application number: CN202223557739.1U
Authority: CN
Inventors: 叶广州
Original assignee: Langfang Xingtailong Communication Equipment Co ltd
Current assignee: Langfang Xingtailong Communication Equipment Co ltd
Priority date: 2022-12-30
Filing date: 2022-12-30
Publication date: 2023-04-18
Anticipated expiration: 2032-12-30

Abstract

The utility model discloses a manual medical wheelchair with anti-toppling function, which comprises a seat, wherein one end of the seat is connected with a chair back, a pushing handle is arranged on the chair back, the other end of the seat is connected with a pedal plate frame, hand supports are arranged on two sides of the seat, the bottom end of the seat is connected with a chair frame, manual wheelchair wheels and universal wheels are arranged on the chair frame, and an anti-toppling mechanism is arranged at the bottom end of the seat; prevent empting the mechanism and include the protective housing, front end, rear end and both sides of protective housing all are provided with the telescopic link that has flexible function, and the telescopic link passes through shock-absorbing structure and prevents empting the wheel and be connected. The utility model adopts the above structure have prevent the manual medical wheelchair car of function of empting, can solve current prevent that the wheelchair car of empting can't realize preventing turning on one's side, prevent toppling over before, prevent three kinds of problems of preventing the function of empting of hypsokinesis.

Description

Manual medical wheelchair with prevent empting function

Technical Field

The utility model belongs to the technical field of medical wheelchair technique and specifically relates to a manual medical wheelchair car with prevent empting function is related to.

Background

The wheelchair is an important tool for rehabilitation, not only is the walking tool for the disabled with limbs injured, but also is more important for the disabled to do physical exercise and participate in social activities by means of the wheelchair. Wheelchairs capable of preventing toppling appear in order to ensure the safety of patients in medical wheelchairs.

Among the prior art, patent CN209377918U discloses a prevent empting wheelchair, including frame, front wheel, rear wheel and pedal mechanism, pedal mechanism sets up on the frame, and pedal mechanism includes two callus on the sole, and the straight line at two callus on the sole places between front wheel and the rear wheel, and when passenger's foot was placed on the callus on the sole and is stood up, even passenger's focus is unstable, the health is free and is leaned forward, because the callus on the sole is located between front wheel and the rear wheel, the car can not take place to lean forward, and when passenger seized the handrail this moment, the wheelchair can not topple forward along with the human body together, can not overturn.

The anti-toppling wheelchair can not realize the functions of preventing rollover, preventing forward toppling and preventing backward toppling, and has limitation. If the patient topples backwards or turns over on a bumpy road, the anti-toppling wheelchair cannot play a role in preventing toppling, so that the patient is put in a dangerous place, and the life safety of the patient is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a manual medical wheelchair car with prevent function of empting solves current prevent empting that wheelchair car can't realize preventing turning on one's side, prevent toppling over before, prevent three kinds of problems of preventing function of empting of hypsokinesis.

In order to achieve the purpose, the utility model provides a manual medical wheelchair with an anti-toppling function, which comprises a seat, wherein one end of the seat is connected with a chair back, a push handle is arranged on the chair back, the other end of the seat is connected with a pedal plate frame, hand supports are arranged on two sides of the seat, the bottom end of the seat is connected with a chair frame, manual wheelchair wheels and universal wheels are arranged on the chair frame, and an anti-toppling mechanism is arranged at the bottom end of the seat; prevent empting the mechanism and include the protective housing, front end, rear end and both sides of protective housing all are provided with the telescopic link that has flexible function, and the telescopic link passes through shock-absorbing structure and prevents empting the wheel and be connected.

Preferably, be provided with electric hydraulic cylinder in the guard box, electric hydraulic cylinder's hydraulic stem is connected with the telescopic link.

Preferably, the shock-absorbing structure comprises a shock-absorbing seat, a sliding rod is arranged in the shock-absorbing seat in a sliding mode and connected with the wheel seat, and an anti-toppling wheel is arranged on the wheel seat in a rotating mode.

Preferably, the sliding rod is provided with a sliding block, the shock absorption seat is internally provided with a sliding groove matched with the sliding block, and the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove.

Preferably, a spring is arranged in the shock absorption seat, one end of the spring is connected with the shock absorption seat, and the other end of the spring is connected with the sliding rod.

Preferably, the push wrench is provided with a brake.

Preferably, the center of the manual wheelchair wheel is rotatably connected to the frame.

Preferably, a battery is arranged in the protective box.

Therefore, the utility model adopts the above structure have the manual medical wheelchair car of preventing empting function, can drive the telescopic link of protective housing front end, rear end and both sides through electric hydraulic cylinder and stretch out, and then drive and prevent empting the wheel and stretch out, play prevent toppling over before, prevent the hypsokinesis and prevent the effect of turning on one's side. When the wheelchair is not used, the anti-toppling wheel is controlled by the electric hydraulic cylinder to retract below the seat of the wheelchair, so that the wheelchair does not need to be disassembled, and the occupied area is small; during the use, can stretch out to prevent empting the wheel to different road surfaces or condition selectivity, realize preventing inclining forward or preventing hypsokinesis or preventing the anti-overturning guard action that turns on one's side, also can the combined use, realize two kinds or three kinds of functions of preventing empting, it is more convenient to use. When preventing empting wheel and ground contact, ground is to preventing empting the wheel and produce the extrusion and then drive the slide bar and slide in the shock attenuation seat, and the slider slides in the spout, and slide bar extrusion spring, the slider slides in the spout and slide in the shock attenuation seat with the slide bar and slide the effect that plays the attenuator, and then play absorbing effect, prevent to prevent preventing empting the wheel contact ground and produce to vibrate the wheelchair.

The technical solution of the present invention is further described in detail by the accompanying drawings and embodiments.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of a manual wheelchair for medical use with anti-toppling function;

FIG. 2 is a schematic view of the internal structure of the protection box of the manual medical wheelchair with anti-toppling function of the present invention;

fig. 3 is a schematic view of a shock-absorbing structure of an embodiment of the manual medical wheelchair with an anti-toppling function of the present invention.

Reference numerals

1. A chair seat; 2. a chair back; 3. pushing the handle; 4. a brake; 5. a pedal frame; 6. a hand-held frame; 7. a chair frame; 8. a manual wheelchair wheel; 9. a universal wheel; 10. a protective box; 11. a telescopic rod; 12. an electric hydraulic cylinder; 13. a shock absorbing seat; 14. a slide bar; 15. a wheel seat; 16. an anti-toppling wheel; 17. a slider; 18. a chute; 19. a spring.

Detailed Description

The technical solution of the present invention is further explained by the accompanying drawings and examples.

Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by those of ordinary skill in the art to which the invention belongs. The use of "first," "second," and similar terms in the description herein do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element or item listed before the word covers the element or item listed after the word and its equivalents, but does not exclude other elements or items. The terms "disposed," "mounted," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

Examples

FIG. 1 is a schematic view of the overall structure of an embodiment of the manual medical wheelchair with anti-toppling function of the present invention; FIG. 2 is a schematic view of the internal structure of the protection box of the manual medical wheelchair with anti-toppling function of the present invention; fig. 3 is a schematic view of a shock-absorbing structure of an embodiment of the manual medical wheelchair with an anti-toppling function of the present invention.

As shown in the figure, the utility model discloses a manual medical wheelchair car with prevent empting function, including seat support 1, the one end of seat support 1 is connected with the back of the chair 2. The chair back 2 is provided with a pushing handle 3, and the pushing wrench is provided with a brake 4. The brake 4 adopts the existing manual brake, a person can conveniently push the wheelchair by pushing the handle 3, and the wheelchair can be stopped in time by the brake 4, so that danger is prevented. The other end of the chair seat 1 is connected with a pedal plate frame 5, and two sides of the chair seat 1 are provided with hand-held frames 6. The feet of the patient can be conveniently placed through the pedal plate frame 5, and the hands of the patient can be conveniently supported through the hand-held frame 6. The chair back 2 and the chair seat 1 are both provided with soft cushions, so that a patient can feel more comfortable when sitting on the wheelchair.

The bottom end of the chair seat 1 is connected with a chair frame 7, a manual wheelchair wheel 8 and a universal wheel 9 are arranged on the chair frame 7, and the center of the manual wheelchair wheel 8 is rotationally connected with the chair frame 7. The universal wheels 9 are arranged on the wheelchair far from the front of the chair back 2, and the manual wheel chair wheels 8 are arranged on the wheelchair near the chair back 2. The manual wheelchair wheel 8 adopts the existing structure, a patient can move the wheelchair through the manual wheelchair wheel 8, and the universal wheel 9 is convenient for the patient to turn when the wheelchair moves. The chair back 2 is also provided with a safety belt to prevent the patient from falling off the wheelchair along with the forward tilting of the wheelchair when the wheelchair falls.

The bottom of the chair seat 1 is provided with an anti-toppling mechanism. Prevent empting the mechanism and include protective housing 10, and front end, rear end and both sides of protective housing 10 all are provided with telescopic link 11 that has flexible function, are provided with electric hydraulic cylinder 12 in the protective housing 10, and electric hydraulic cylinder 12's hydraulic stem is connected with telescopic link 11. An extending hole is formed in the protection box 10, and the telescopic rod 11 is inserted into the extending hole and is connected with the extending hole in a sliding mode. The telescopic rod 11 is connected with the anti-toppling wheel 16 through a damping structure. The damping structure comprises a damping seat 13, a sliding rod 14 is arranged in the damping seat 13 in a sliding mode, the sliding rod 14 is connected with a wheel seat 15, and an anti-toppling wheel 16 is arranged on the wheel seat 15 in a rotating mode. The sliding rod 14 is provided with a sliding block 17, the shock absorption seat 13 is internally provided with a sliding groove 18 matched with the sliding block 17, and the sliding block 17 is arranged in the sliding groove 18 and is in sliding connection with the sliding groove 18. The inner surface of the shock absorption seat 13 is further provided with a damping pad, the sliding rod 14 is in contact with the shock absorption seat 13 through the damping pad, the damping pad is of an existing structure, the sliding rod 14 slides in the shock absorption seat 13, and the sliding block 17 slides in the sliding groove 18 to play a role of a damper. A spring 19 is arranged in the shock absorption seat 13, one end of the spring 19 is connected with the shock absorption seat 13, and the other end of the spring 19 is connected with the sliding rod 14. The electric hydraulic cylinder 12 can drive the telescopic rods 11 at the front end, the rear end and the two sides of the protective box 10 to extend out, and further drive the anti-toppling wheels 16 to extend out, so that the functions of preventing forward toppling, backward toppling and side turning are achieved. The anti-toppling wheel 16 contacts the ground, the sliding rod 14 slides in the shock absorption seat 13, and the sliding rod 14 presses the spring 19, so that the shock absorption effect is achieved.

The protection box 10 is internally provided with a battery which is a lithium battery, and the lithium battery is more portable and can ensure enough electric quantity. The battery provides energy for electric hydraulic cylinder 12, still is provided with the controller on protection box 10, and battery, electric hydraulic cylinder 12 and controller carry out the electricity according to current structure and link. The anti-toppling wheel 16 can be selectively stretched out according to different road surfaces or conditions, the anti-toppling protection effect of preventing forward toppling or backward toppling or side turning is achieved, the anti-toppling wheel can be used in a combined mode, two or three anti-toppling functions are achieved, and the anti-toppling wheel is more convenient to use.

During the use, stretch out through electric hydraulic cylinder 12 control protective housing 10 front end or rear end or the telescopic link 11 of both sides according to actual conditions, telescopic link 11 stretches out to drive prevents empting wheel 16 and stretches out, the effect of preventing toppling before can playing to the wheelchair of protective housing 10 front end is prevented to the wheel 16 of preventing toppling over, the wheel 16 of preventing toppling over of protective housing 10 rear end can play the effect of preventing toppling over after to the wheelchair, the wheel 16 of preventing toppling over of protective housing 10 both sides can play the effect of preventing turning on one's side to the wheelchair.

Therefore, the utility model adopts the above structure have prevent the manual medical wheelchair car of function of empting, can solve current prevent that the wheelchair car of empting can't realize preventing turning on one's side, prevent toppling over before, prevent three kinds of problems of preventing the function of empting of hypsokinesis.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit the same, and although the present invention is described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that: the technical solution of the present invention can still be modified or replaced by other equivalent means, and the modified technical solution can not be separated from the spirit and scope of the technical solution of the present invention.

Claims

1. The utility model provides a manual medical wheelchair car with prevent empting function which characterized in that: the anti-falling chair comprises a chair seat, wherein one end of the chair seat is connected with a chair back, a pushing handle is arranged on the chair back, the other end of the chair seat is connected with a pedal plate frame, hand-held frames are arranged on two sides of the chair seat, the bottom end of the chair seat is connected with a chair frame, manual wheelchair wheels and universal wheels are arranged on the chair frame, and an anti-falling mechanism is arranged at the bottom end of the chair seat; prevent empting the mechanism and include the protective housing, front end, rear end and both sides of protective housing all are provided with the telescopic link that has flexible function, and the telescopic link passes through shock-absorbing structure and prevents empting the wheel and be connected.

2. The manual medical wheelchair with an anti-toppling function of claim 1, wherein: be provided with electric hydraulic cylinder in the guard box, electric hydraulic cylinder's hydraulic stem is connected with the telescopic link.

3. The manual medical wheelchair with an anti-toppling function of claim 1, wherein: the shock absorption structure comprises a shock absorption seat, a sliding rod is arranged in the shock absorption seat in a sliding mode and connected with a wheel seat, and an anti-toppling wheel is arranged on the wheel seat in a rotating mode.

4. The manual medical wheelchair with an anti-toppling function of claim 3, wherein: the sliding rod is provided with a sliding block, the shock absorption seat is internally provided with a sliding groove matched with the sliding block, and the sliding block is arranged in the sliding groove and is in sliding connection with the sliding groove.

5. The manual medical wheelchair with an anti-toppling function of claim 4, wherein: a spring is arranged in the shock absorption seat, one end of the spring is connected with the shock absorption seat, and the other end of the spring is connected with the sliding rod.

6. The manual medical wheelchair with an anti-toppling function of claim 1, wherein: the pushing spanner is provided with a brake.

7. The manual medical wheelchair with an anti-toppling function of claim 1, wherein: the center of the manual wheelchair wheel is rotationally connected with the chair frame.

8. The manual medical wheelchair with an anti-toppling function of claim 1, wherein: a battery is arranged in the protective box.