CN2917604Y - Multi-functional electric power-assisted wheelchair - Google Patents
Multi-functional electric power-assisted wheelchair Download PDFInfo
- Publication number
- CN2917604Y CN2917604Y CN 200620110842 CN200620110842U CN2917604Y CN 2917604 Y CN2917604 Y CN 2917604Y CN 200620110842 CN200620110842 CN 200620110842 CN 200620110842 U CN200620110842 U CN 200620110842U CN 2917604 Y CN2917604 Y CN 2917604Y
- Authority
- CN
- China
- Prior art keywords
- wheel
- wheelchair
- backrest
- power assisted
- driven power
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a multifunctional and electric assisting wheel chair, which comprises framework of the wheel chair, seat on the framework, backrest, handrail, fore wheel, back wheel, back axle and foot-resting device. The improvements are that: drive device is connected to drive the back axle; the utility model is provided with electricity-driven structure, which independently drives the assisting wheel chair to move forward; the utility model is suitable for patients who are weak in hand and physical force; the seat and framework of the wheel chair are separated, and the seat can be easily elevated or lowered as well as inclined backward in a certain angle based on need of the patients; the structure is simply and the cost is quite low.
Description
Technical field
This utility model relates to wheelchair, especially the multifunctional motor-driven power assisted wheelchair of taking for the people that the old person of a kind of confession and lower limb the disabled take.
Background technology
The wheelchair that supplies old person, lower limb the disabled or inpatient to sit in the market, general all constitute by support body and the seat body that is fixed in support body top, the front portion of the bottom of support body is provided with trundle, and the rear portion is provided with bull wheel, during walking, auxiliary wheel, auxiliary wheel that hands for disabled persons rotates the bull wheel both sides then drive bull wheel and together rotate, and wheelchair can be walked.Also have and adopt power-actuatedly, promptly drive reducing gear and rotate, and then drive bull wheel and rotate, use for people with disability's walk help of climbing by power source.This class wheelchair exists following defective and deficiency:
1, this class wheelchair can only play the walk help effect, has only a kind of fixed seat mode, because mostly the seat body of existing wheelchair and support body are to fixedly connected, it sits body is exactly a fixed chair, can only be sitting in the inside with a kind of posture so take the people, goes down for a long time, lower part of the body load is increased the weight of, blood circulation is not smooth, is unfavorable for the suitable activity in whole body joint and the rehabilitation of sick limb, very easily causes the anamorphosis of health.
2, can not there be the nursing staff to nurse all the time because of lower limb the disabled or inpatient rehabilitation person, and some occupant will control oneself and do some self-care activitieses in power or some other simple work, fetches thing as standing up or faces upward by, the rest of lying down.Yet,, also increased the difficulty of nursing because mostly the seat body of existing wheelchair is to have caused very big inconvenience with the patient.
3,, because its buttocks often can't freely move, sit for a long time at sky Re Shiyin that pressure is very easy to be caused decubital ulcer to fester and delay rehabilitation, and may bring out other disease for lower limb disability or convalescent patient.
4, present most of wheelchair pedals can not lifting or not extending, be not easy to the rehabilitation of lower limb the disabled shank, be easy to cause numbness because of the long-time inertia of shank.
5, present electric wheelchair can not be realized electronic and dual-use manual mostly, has so just wasted power supply greatly, and motor, decelerator are reduced greatly because of wearing and tearing cause the life-span.
Summary of the invention
This utility model is in order to overcome the above-mentioned shortcoming and defect of existing in prior technology, provides a kind of and sits body and support body is not fixed together, but sit the body multifunctional motor-driven power assisted wheelchair of lifting and multi-angle change inclination of the seat backrest separately.
The purpose of this utility model is to realize by following technical scheme: the multifunctional motor-driven power assisted wheelchair, comprise the wheelchair support body, and be arranged on seat body, backrest, handrail, front-wheel, trailing wheel, hind axle, foot rest device on the wheelchair support body; Its improvements are: driving device is set is connected with hind axle, driving device drives hind axle and rotates;
Further feature is: be provided with to drive below described seat body and sit the lowering or hoisting gear that body rises or descends; Lowering or hoisting gear is made up of sliding nut, sliding screw, lifting truss, and sliding nut matches with sliding screw, and sliding nut is connected with the lifting truss, drives the lifting truss and rises or descend;
On described handrail, be provided with the guide rail in hole, be arranged with slip cap on the guide rail; One end of pull bar is connected with slip cap, and its other end is connected with the frame top of backrest.
Multifunctional motor-driven power assisted wheelchair of the present utility model with respect to the wheelchair of prior art, has following characteristics:
1, have the driven by power structure, the drive power assisted wheelchair advances; The hands function that is applicable to the patient is very weak, in the time of can not driving common wheelchair, though or can drive, the action distance is when muscle power can not be born, or the weak patient of health;
2, the seat body of wheelchair and support body are separate types, can backward tilt at an angle according to the needs of user, and be easy to use;
3, the seat body of wheelchair is a lifting type, can be fit to the needs of the user of different heights, adapts to wide;
4, simple in structure, price is lower.
Description of drawings
Below in conjunction with accompanying drawing this utility model is described further
Fig. 1 is the structural front view of this utility model wheelchair;
Fig. 2 is the vertical view of Fig. 1;
Fig. 3 is the driving device sketch map of this utility model wheelchair;
Fig. 4 is the lifting structure sketch map of this utility model wheelchair;
Fig. 5 is the front wheel steering structure sketch map of this utility model wheelchair
The specific embodiment
In Fig. 1,2,3,1-wheelchair support body, 2-sit body, 3-backrest, 4-handrail, 5-front-wheel, 6 trailing wheels, 7-hind axle, 8-foot rest device, 9-driving device, 10-lowering or hoisting gear,
Multifunctional motor-driven power assisted wheelchair of the present utility model, comprise wheelchair support body 1, be arranged on seat body 2 on the wheelchair support body 1, backrest 3, handrail 4, front-wheel 5, trailing wheel 6, hind axle 7, foot rest device 8 etc., sit body 2 thereon for the human body seat, be and be horizontally disposed with, backrest 3 by thereon, is vertical setting for human body back, and handrail 4 is put the parts of hands as human body; Front-wheel 5, trailing wheel 6, hind axle 7 advance as wheelchair and the parts of load-bearing, and front-wheel 5 is driven pulleys, and trailing wheel 6 is drivewheels, is arranged on the hind axle 7, rotate with hind axle 7, and foot rest device 8 is put thereon for people's foot; Above wheelchair support body 1, seat body 2, backrest 3, handrail 4, front-wheel 5, trailing wheel 6, hind axle 7, foot rest device 8 etc. all are the existing apparatus in the wheelchair, do not describe in detail at this.
Multifunctional motor-driven power assisted wheelchair of the present utility model, one of its improvement is driving device 9 to be set be connected with hind axle 7, driving device 9 drives hind axles 7 and rotates, and rotates thereby drive trailing wheel 6; Driving device 9 adopts the electrical motor driven formula, is equipped with storage battery as power capacity, and charging once can be travelled 15 kilometers farthest, and maximum speed per hour is 6.4 kilometers/hour.Select a direct current generator (electro-motor) and corresponding storage battery for use, the rotation of motor drives hind axle 7 rotations through (sprocket wheel deceleration, pulley decelerates or the gear reduction) back of slowing down, and drives wheelchair and moves ahead with the speed that is equivalent to ordinary person's power-walking.Driving device 9 does not describe in detail at this as prior art.
In Fig. 4,15-sliding nut, 16-sliding screw, 17---the lifting truss;
Two of improvement of the present utility model is below sitting body 2 lowering or hoisting gear 10 to be set, and is driven by lowering or hoisting gear 10 and sits body 2 risings or decline.Lowering or hoisting gear 10 is made up of sliding nut 15, sliding screw 16, lifting truss 17, and sliding nut 15 matches with sliding screw 16, sliding nut 15 be connected with lifting truss 17 (being to fixedly connected with a connecting rod of lifting truss 17 central authorities among the figure); This utility model adopts sliding nut 15 and the screw-drive mechanism of sliding screw 16 compositions and the lifting truss 17 of hinge connecting rod formation to form telescoping mechanisms, realizes the seat lifting.Sliding nut 15 is placed along axis horizontal with sliding screw 16, and two groups of parallel lifting truss 17 are separately positioned on the dual-side of sitting body 2 in the plane of movement horizontal positioned.When rotating sliding screw 16 (manually) when making screw rod do rotation around axis, sliding nut 15 under the subsidiary effect of slip screw vertically straight line move, sliding nut 15 drives 17 motions of two groups of lifting truss simultaneously, make its rising or decline, drive and sit body 2 risings or descend the elevating function of formation seat.
In Fig. 5,20-steering control level,
In the traveling process of electric wheelchair of the present utility model, need have convenient, flexible steering capability.In this device, steering control level 20 is set on front-wheel 5, by regulating the rotational angle of steering control level 20, change the direction of front-wheel, the guiding wheelchair turns to; The upper end of steering control level 20 is arranged on the handrail 4, with handled easily.For making electric wheelchair structure of the present utility model simple and easy, only a front-wheel to be controlled, another front-wheel is universal supporting roller.
In Fig. 1,2,3,22-pull bar, 23-guide rail, 24-slip cap, 25-push rod;
Three of improvement of the present utility model is to be designed to backrest 3 movable, backrest 3 can turn an angle around sitting body 2, needs according to user during use can backward tilt at an angle, and when particularly user can the recumbency rest, will seek refuge with the back of the body and can swing back near horizontal level.Be provided with the guide rail 23 in hole on handrail 4, be arranged with slip cap 24 on the guide rail 23, slip cap 24 can slide on guide rail 23 and can fasten in the positional lock of needs; One end of pull bar 22 is connected with slip cap 24, and its other end is connected with the frame top of backrest 3, and pull bar 22 is the state that upwards draws; Pull bar 22 shown in the figure is that two, slip cap 24 are two.Along with slip cap 24 slides backward on guide rail 23, then pull bar 22 moves backward, and backrest 3 is rotation backward just.Frame bottom at backrest 3 is provided with push rod 25, and an end of push rod 25 is connected with the frame bottom of backrest 3, and its other end is connected with foot rest device 8; When the upper end of backrest 3 when sitting body 2 and rotate backward, rotate forward the lower end of backrest 3, drives push rod 25 and rotate forward simultaneously, push rod 25 is foot rest device 8 pushing tow forward, foot rest device 8 can be kept and backrest 3 rotates synchronously.Push rod 25 is two, is separately positioned on the left and right side frame bottom of backrest 3.
Claims (6)
1, multifunctional motor-driven power assisted wheelchair comprises wheelchair support body (1), is arranged on seat body (2), backrest (3), handrail (4), front-wheel (5), trailing wheel (6), hind axle (7), foot rest device (8) on the wheelchair support body (1); It is characterized in that: driving device (9) is set is connected with described hind axle (7), driving device (9) drives hind axle (7), hind axle (7) drives trailing wheel (6) and rotates;
2, multifunctional motor-driven power assisted wheelchair according to claim 1 is characterized in that: be provided with to drive below described seat body (2) and sit the lowering or hoisting gear (10) that body (2) rises or descends; Lowering or hoisting gear (10) is made up of sliding nut (15), lifting screw (16), lifting truss (17), sliding nut (15) matches with lifting screw (16), sliding nut (15) is connected with lifting truss (17), drives lifting truss (17) and rises or descend.
3, multifunctional motor-driven power assisted wheelchair according to claim 1 and 2 is characterized in that: be provided with the guide rail (23) in hole on described handrail (4), be arranged with slip cap (24) on the guide rail (23); One end of pull bar (22) is connected with slip cap (24), and its other end is connected with the frame top of backrest (3).
4, multifunctional motor-driven power assisted wheelchair according to claim 3 is characterized in that: an end of push rod (25) is connected with the frame bottom of backrest (3), and its other end is connected with foot rest device (8).
5, multifunctional motor-driven power assisted wheelchair according to claim 3 is characterized in that: steering control level (20) is set on described front-wheel (5), and the upper end of steering control level (20) is arranged on the handrail (4).
6, multifunctional motor-driven power assisted wheelchair according to claim 4 is characterized in that: steering control level (20) is set on described front-wheel (5), and the upper end of steering control level (20) is arranged on the handrail (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110842 CN2917604Y (en) | 2006-06-23 | 2006-06-23 | Multi-functional electric power-assisted wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620110842 CN2917604Y (en) | 2006-06-23 | 2006-06-23 | Multi-functional electric power-assisted wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2917604Y true CN2917604Y (en) | 2007-07-04 |
Family
ID=38215404
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620110842 Expired - Fee Related CN2917604Y (en) | 2006-06-23 | 2006-06-23 | Multi-functional electric power-assisted wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2917604Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339433A (en) * | 2013-08-02 | 2015-02-11 | 王喜太 | Application of bamboo, rattan and wood in new fields |
| CN107669423A (en) * | 2017-11-10 | 2018-02-09 | 攀枝花学院 | Multifunctional wheelchair |
-
2006
- 2006-06-23 CN CN 200620110842 patent/CN2917604Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104339433A (en) * | 2013-08-02 | 2015-02-11 | 王喜太 | Application of bamboo, rattan and wood in new fields |
| CN107669423A (en) * | 2017-11-10 | 2018-02-09 | 攀枝花学院 | Multifunctional wheelchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20070704 |