CN104800011B - Novel multifunctional wheelchair and using method thereof - Google Patents
Novel multifunctional wheelchair and using method thereof Download PDFInfo
- Publication number
- CN104800011B CN104800011B CN201510228657.8A CN201510228657A CN104800011B CN 104800011 B CN104800011 B CN 104800011B CN 201510228657 A CN201510228657 A CN 201510228657A CN 104800011 B CN104800011 B CN 104800011B
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- Prior art keywords
- wheelchair
- cushion block
- wheel
- crawler belt
- multifunction
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Abstract
The invention relates to a novel multifunctional wheelchair and a using method thereof. The novel multifunctional wheelchair comprises a wheelchair body with two back wheels and two front wheels, wherein the front wheels is steerable; each back wheel is provided with a transmission box, and a main shaft connected with the back wheel in a transmission way is arranged in the transmission box and is driven by a main motor to rotate; three hollow gear shafts of which the lengths are sequentially shortened sequentially sleeve the main shaft from inside to outside and are provided with driving motors respectively ; an elastic telescopic rod is fixedly connected with the shaft end of each hollow gear shaft; a cushion block with a right triangular cross section is connected with the end part of each elastic telescopic rod, so that when the wheelchair body climbs a ladder, one cushion block is always kept at the bottom of the back wheels to change steps into a slope; the front wheels are arranged on the wheelchair body through a lifting mechanism. The novel multifunctional wheelchair is simple in structure and low in manufacturing cost, can be used on a flat ground, and can also climb the ladder, and various requirements are met.
Description
Technical field
The present invention relates to a kind of Multifunction wheelchair and its using method.
Background technology
In numerous disabled persons, need to rely on wheelchair to assist the people of daily routines to account for a sizable part.Additionally,
With the fast development of social economy, the huge improvement of the raising of people's living standard and medical and health care system, elderly population are bright
Show and increase, therefore handicapped the elderly is also the crowd needing wheelchair.But because common wheelchair does not have stair climbing function,
Thus strongly limit the scope of application of user so as to the depth of participation society and range are deeply impacted.
Content of the invention
The problem that the present invention is directed to above-mentioned prior art presence makes improvement, and that is, the technical problem to be solved is
A kind of Multifunction wheelchair and its using method are provided, can not only travel on level land, but also stair climbing can be carried out.
In order to solve above-mentioned technical problem, a kind of technical scheme of the present invention is: a kind of Multifunction wheelchair, including band
There is the wheelchair body of two trailing wheels and two steerable front wheels, described trailing wheel is equipped with transmission case, setting in described transmission case
There is the main shaft being connected with rear wheel drive, described main shaft orders about rotation by a mair motor, and described main shaft covers from inside to outside successively
It is provided with the hollow gear shaft that three length shorten successively, described three hollow gear shafts are equipped with motor, described hollow
The axle head of gear shaft is fixedly connected with elastic telescopicing rod, and the end of described elastic telescopicing rod is connected with the rectangular triangle in section
Cushion block, so that wheelchair body is in stair climbing, has one piece of cushion block, in the bottom of trailing wheel, step is turned to slope, described front-wheel all the time
It is arranged on wheelchair body by elevating mechanism, described wheelchair body front bottom end is also hinged with crawler belt, this crawler belt keeps and ground
Face heeling condition, described wheelchair body is additionally provided with handrail and backrest, on the detachably hinged body in wheelchair of described backrest,
So that after backrest puts down, this physical efficiency of wheelchair is connected use with health care bed;Also include one for controlled motor operating and front-wheel lifting
Control panel and the battery as power supply.Further, it is provided with copper ring between described main shaft and hollow gear shaft,
It is also equipped with copper ring between adjacent described hollow gear shaft.
Further, described elastic telescopicing rod includes a connecting rod, and the rear end of described connecting rod is fixedly connected with hollow gear shaft,
Its front end is arranged with sleeve pipe, and described sleeve pipe offers the chute running through two opposite side walls, and described connecting rod front end is connected with to be slided
The bolt assembly of sliding on groove, described connecting rod is also arranged with and remains the spring pushing sleeve pipe open, described sleeve pipe another
End is connected with cushion block.
Further, described elevating mechanism is cylinder, and after described front-wheel rises, crawler belt is contacted with stair, under described front-wheel
After fall, crawler belt is not contacted with ground.
Further, described trailing wheel is additionally provided with brake gear.
Further, described backrest top both sides are provided with hand-pushing handle, and described backrest passes through movable buckle and wheelchair phase
Connect, described hand-pushing handle catches on health care bed after putting down, described handrail is telescope formula handrail, with can be in vertically side
To lifting.
Further, described motor is direct current generator, and described crawler belt is rubber belt track.
Further, described cushion block and the contact surface of trailing wheel are provided with anti-skidding lines.
In order to solve above-mentioned technical problem, a kind of technical scheme of the present invention is: a kind of use of Multifunction wheelchair
Method, the method adopts wheelchair as above, sequentially includes the following steps:
(1) normal use: when gentle ground uses, cushion block is not all contacted with ground with crawler belt, by control panel control
Ratch chair advances, retreats, turns and brakes;
(2) cat ladder uses: when preparing stair climbing, wheelchair crawler belt first contacts step, controls cushion block operating by control panel,
Make one piece of cushion block first by first step pad sloping, then front-wheel is lifted, start trailing wheel climbing, control second piece simultaneously
Cushion block rotates, and when wheelchair rear wheel climbs up first step, second piece of cushion block is by second step pad sloping, then controls first
Individual and the 3rd cushion block rotates, and moves in circles, makes have a cushion block in the bottom of trailing wheel as slope in each moment, wait to climb
After complete stair, rotate and rise all cushion blocks, fall front-wheel;
(3) go to bed use: put down backrest, dock with health care bed, user of service can lie down and can easily climb up body-building
Bed is it is not necessary to other people help.
Further, during cat ladder, crawler belt is identical with the angle of cushion block.
Compared with prior art, the method have the advantages that this device passes through the cooperation of three pieces of cushion blocks and crawler belt,
This wheelchair can not only be travelled on level land, more can stair climbing moreover it is possible to be connected with health care bed, use as an integral bed,
Individuals with disabilities is made to facilitate bunk bed.
The present invention will be further described in detail with reference to the accompanying drawings and detailed description.
Brief description
Fig. 1 is the construction schematic isometric of the embodiment of the present invention.
Fig. 2 is the organigram being connected with health care bed in the embodiment of the present invention.
Fig. 3 is the organigram of embodiment of the present invention stair climbing.
Fig. 4 is the view of trailing wheel and cushion block stair climbing in the embodiment of the present invention.
Fig. 5 is the organigram of elastic telescopicing rod in the embodiment of the present invention.
Fig. 6 is the organigram of transmission case, main shaft and hollow gear shaft in the embodiment of the present invention.
Fig. 7 is the organigram of main shaft and hollow gear shaft in the embodiment of the present invention.
In figure: 1- wheelchair body, 11- backrest, 12- hand-pushing handle, 13- handrail, 14- buckle, 2- trailing wheel, 3- front-wheel, 4- carries out
Band, 5- transmission case, 51- main shaft, 52- hollow gear shaft, 6- elastic telescopicing rod, 61- fixed block, 62- connecting rod, 63- spring, 64-
Bolt assembly, 65- sleeve pipe, 7- cushion block, 8- stair, 9- health care bed.
Specific embodiment
Embodiment one: as shown in Fig. 1 ~ 7, a kind of Multifunction wheelchair, can turn to including with two trailing wheels 2 and two
The wheelchair body 1 of front-wheel 3, described trailing wheel 2 is equipped with transmission case 5, is provided with and is connected with rear wheel drive in described transmission case 5
Main shaft 51, described main shaft 51 orders about rotation by a mair motor, and described main shaft 51 is arranged with three length from inside to outside successively
The hollow gear shaft 52 shortening successively, described three hollow gear shafts 52 are equipped with motor, described hollow gear shaft 52
Axle head be fixedly connected with elastic telescopicing rod 6, the end of described elastic telescopicing rod 6 is connected with the cushion block of the rectangular triangle in section
7, so that wheelchair body is in stair climbing 8, there is one piece of cushion block 7, in the bottom of trailing wheel 2, step is turned to slope all the time, described front-wheel
3 are arranged on wheelchair body 1 by elevating mechanism, and described wheelchair 1 front bottom end is also hinged with crawler belt 4, and this crawler belt 4 keeps and ground
Face heeling condition, described wheelchair body is additionally provided with handrail 13 and backrest 11, described backrest 11 detachably hinged in wheelchair
On body 1, so that after backrest 11 puts down, this physical efficiency of wheelchair is connected use with health care bed 9;Also include one for controlled motor operating
Control panel and the battery as power supply with front-wheel lifting.
In the present embodiment, in order to reduce frictional force, between described main shaft and hollow gear shaft, it is provided with copper ring, adjacent institute
State and between hollow gear shaft, be also equipped with copper ring.
In the present embodiment, described elastic telescopicing rod 6 includes a connecting rod 62, and consolidating with through hole is passed through in the rear end of described connecting rod
Determine block 61 to be fixedly connected with hollow gear shaft 52, its front end is arranged with sleeve pipe 65, described sleeve pipe 65 offers and runs through two relatively
The chute of side wall, described connecting rod 62 front end is connected with the bolt assembly 64 of sliding on chute, and described connecting rod 62 is also arranged with
Remain the spring 63 that sleeve pipe is pushed open, the other end of described sleeve pipe 65 is connected with cushion block 7, this elastic telescopicing rod makes to pad
Block adapts to the step surface of differing heights, when after wheel load on after cushion block, elastic telescopicing rod shrinks, after trailing wheel sails out of cushion block, this bullet
Property expansion link recover original length.
In the present embodiment, described elevating mechanism is cylinder, and after described front-wheel rises, crawler belt is contacted with stair, described front-wheel
After decline, crawler belt is not contacted with ground.
In the present embodiment, described trailing wheel is additionally provided with brake gear.
In the present embodiment, described backrest top both sides are provided with hand-pushing handle 12, described backrest pass through movable buckle 14 with
Wheelchair is connected, and described hand-pushing handle catches on health care bed after putting down, and described handrail is telescope formula handrail, with can be
Vertical direction lifts.
In the present embodiment, described motor is direct current generator, and described crawler belt is rubber belt track.
In the present embodiment, described cushion block and the contact surface of trailing wheel are provided with anti-skidding lines.
A kind of using method of Multifunction wheelchair, the method adopts wheelchair as above, sequentially includes the following steps:
(1) normal use: when gentle ground uses, cushion block is not all contacted with ground with crawler belt, by control panel control
Ratch chair advances, retreats, turns and brakes;
(2) cat ladder uses: when preparing stair climbing, wheelchair crawler belt first contacts step, controls cushion block operating by control panel,
Make one piece of cushion block first by first step pad sloping, then front-wheel is lifted, start trailing wheel climbing, control second piece simultaneously
Cushion block rotates, and when wheelchair rear wheel climbs up first step, second piece of cushion block is by second step pad sloping, then controls first
Individual and the 3rd cushion block rotates, and moves in circles, makes have a cushion block in the bottom of trailing wheel as slope in each moment, wait to climb
After complete stair, rotate and rise all cushion blocks, fall front-wheel;
(3) go to bed use: put down backrest, dock with health care bed, user of service can lie down and can easily climb up body-building
Bed is it is not necessary to other people help.
Enter in the present embodiment, during cat ladder, crawler belt is identical with the angle of cushion block.
As shown in Figure 3-4, it is the terraced view of wheelchair stair-climbing, in the state of (1), three cushion blocks and trailing wheel are with phase
Around trailing wheel central rotation, when cushion block a falls on first step, cushion block a's same angular speed stops operating, and trailing wheel continues forward
Walk, make trailing wheel climb up first step from a block;Meanwhile, two cushion blocks of b, c all with the center of trailing wheel for axle and trailing wheel with identical
Angular speed rotates;When a block just falls the position of first step, b block just goes to the position of former a block, and c block goes to b block
Position.When trailing wheel has climbed a block, such as shown in figure (2), now b block just pads on second step, and c block just arrives
Reach the position of initial a block, a block in (2) schemes the position of the rapid central rotation around trailing wheel to initial c block in (1)
The position of c block after, control a block rotation angular speed identical with the angular speed that trailing wheel rotates.When trailing wheel has climbed b block, also
It is to climb second step that be over, now, c block just pads on the 3rd step, and b block is quickly around the central rotation of trailing wheel
To the position of initial c block, i.e. block position in figure (1);When trailing wheel has climbed c block, a block pads on the 4th step again,
So far just complete a circulation.The rest may be inferred, and Climbing building device continues rotation according to the circulation law of regulation, thus ensure that wheel
Chair, under the action of this set mechanism, can be realized it by the mode of other people auxiliary balances and continuously climb building.
The foregoing is only presently preferred embodiments of the present invention, all impartial changes done according to scope of the present invention patent with
Modify, all should belong to the covering scope of the present invention.
Claims (10)
1. a kind of Multifunction wheelchair it is characterised in that: include with two trailing wheels and two steerable front wheels wheelchair this
Body, described trailing wheel is equipped with transmission case, is provided with the main shaft being connected with rear wheel drive in described transmission case, and described main shaft passes through
One mair motor orders about rotation, and described main shaft is arranged with the hollow gear shaft that three length shorten successively, institute from inside to outside successively
State three hollow gear shafts and be equipped with motor, the axle head of described hollow gear shaft is fixedly connected with elastic telescopicing rod, institute
The end stating elastic telescopicing rod is connected with the cushion block of the rectangular triangle in section, so that wheelchair body, in stair climbing, has all the time
Step is turned to slope in the bottom of trailing wheel by one piece of cushion block, and described front-wheel is arranged on wheelchair body by elevating mechanism, described
Wheelchair body front bottom end is also hinged with crawler belt, and this crawler belt keeps and ground inclination state, and described wheelchair body is additionally provided with
Handrail and backrest, on the detachably hinged body in wheelchair of described backrest, so that after backrest puts down, this physical efficiency of wheelchair and health care bed
Connect and use;Also include one for the control panel of controlled motor operating and front-wheel lifting and the battery as power supply.
2. Multifunction wheelchair according to claim 1 it is characterised in that: set between described main shaft and hollow gear shaft
It is equipped with copper ring, between adjacent described hollow gear shaft, be also equipped with copper ring.
3. Multifunction wheelchair according to claim 2 it is characterised in that: described elastic telescopicing rod includes a connecting rod,
The rear end of described connecting rod is fixedly connected with hollow gear shaft, and its front end is arranged with sleeve pipe, described sleeve pipe offers and runs through two-phase
The chute of offside wall, described connecting rod front end is connected with the bolt assembly of sliding on chute, and described connecting rod is also arranged with all the time
Keep the spring that sleeve pipe is pushed open, the other end of described sleeve pipe is connected with cushion block.
4. Multifunction wheelchair according to claim 1 it is characterised in that: described elevating mechanism be cylinder, described before
After wheel rises, crawler belt is contacted with stair, and after described front-wheel declines, crawler belt is not contacted with ground.
5. Multifunction wheelchair according to claim 1 it is characterised in that: being additionally provided with described trailing wheel brake dress
Put.
6. Multifunction wheelchair according to claim 1 it is characterised in that: described backrest top both sides are provided with hand
Push handle, described hand-pushing handle catches on health care bed after putting down, described handrail be telescope formula handrail, with can vertically side
To lifting.
7. Multifunction wheelchair according to claim 1 it is characterised in that: described motor is direct current generator, described
Crawler belt is rubber belt track.
8. Multifunction wheelchair according to claim 1 it is characterised in that: set on described cushion block and the contact surface of trailing wheel
It is equipped with anti-skidding lines.
9. a kind of using method of Multifunction wheelchair, the method adopts wheelchair as claimed in claim 1, and its feature exists
In sequentially including the following steps:
(1) normal use: when gentle ground uses, cushion block is not all contacted with ground with crawler belt, by control panel control wheel
Chair;
(2) cat ladder use: prepare stair climbing when, wheelchair crawler belt first contacts step, by control panel control cushion block operating so that
Front-wheel, first by first step pad sloping, is then lifted by one piece of cushion block, starts trailing wheel climbing, controls second piece of cushion block simultaneously
Rotate, when wheelchair rear wheel climbs up first step, second piece of cushion block by second step pad sloping, then control first and
3rd cushion block rotates, and moves in circles, makes have a cushion block in the bottom of trailing wheel as slope, Dai Pawan building in each moment
After ladder, rotate and rise all cushion blocks, fall front-wheel;
(3) body-building uses: puts down backrest, docks with health care bed, user of service can lie down use.
10. Multifunction wheelchair according to claim 9 using method it is characterised in that: crawler belt and pad during cat ladder
The angle of block is identical.
Priority Applications (1)
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CN201510228657.8A CN104800011B (en) | 2015-05-07 | 2015-05-07 | Novel multifunctional wheelchair and using method thereof |
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CN201510228657.8A CN104800011B (en) | 2015-05-07 | 2015-05-07 | Novel multifunctional wheelchair and using method thereof |
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CN104800011A CN104800011A (en) | 2015-07-29 |
CN104800011B true CN104800011B (en) | 2017-01-18 |
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CN201510228657.8A Expired - Fee Related CN104800011B (en) | 2015-05-07 | 2015-05-07 | Novel multifunctional wheelchair and using method thereof |
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Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
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CN106038108A (en) * | 2016-07-12 | 2016-10-26 | 山东理工大学 | Novel wheelchair capable of climbing steps |
CN107280872B (en) * | 2017-07-31 | 2023-08-22 | 彭红程 | Intelligent wheelchair and scooter |
CN110037870B (en) * | 2019-05-08 | 2021-06-04 | 开封大学 | Combined medical nursing bed |
CN216168393U (en) * | 2020-11-09 | 2022-04-05 | 中国计量大学 | Integrative device of bed chair of inconvenient old man of supplementary leg foot is from nursing entirely |
CN112603675B (en) * | 2020-12-29 | 2022-03-01 | 广东工业大学 | Multifunctional wheelchair and balance self-adjusting method thereof |
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