CN208319447U - A kind of intelligent wheel chair and device instead of walk - Google Patents
A kind of intelligent wheel chair and device instead of walk Download PDFInfo
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- CN208319447U CN208319447U CN201720952798.9U CN201720952798U CN208319447U CN 208319447 U CN208319447 U CN 208319447U CN 201720952798 U CN201720952798 U CN 201720952798U CN 208319447 U CN208319447 U CN 208319447U
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- 230000009194 climbing Effects 0.000 claims abstract description 94
- 230000005540 biological transmission Effects 0.000 claims description 59
- 230000033001 locomotion Effects 0.000 claims description 52
- 238000010586 diagram Methods 0.000 description 9
- 230000000007 visual effect Effects 0.000 description 8
- 230000001681 protective effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 208000033748 Device issues Diseases 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
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- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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Abstract
The utility model provides a kind of intelligent wheel chair and device instead of walk, is related to medical rehabilitation apparatus field.Intelligent wheel chair includes wheelchair body, driving device, lifting device, running gear, climbing apparatus and control device, driving device is arranged in wheelchair body, running gear is connect with wheelchair body, climbing apparatus is flexibly connected with wheelchair body, and lifting device is connect with wheelchair body and climbing apparatus respectively；Driving device is connect with running gear, for driving running gear to move；Control device is connect with lifting device, for issuing lifting signal to lifting device；Lifting device is connect with climbing apparatus, for according to lifting signal control climbing apparatus and ground face contact, climbing apparatus can to drive wheelchair body stair climbing.Intelligent wheel chair and device instead of walk provided by the utility model can either walk on level land, but can stair climbing, improve the use scope of intelligent wheel chair and device instead of walk.
Description
Technical field
The utility model relates to medical rehabilitation apparatus fields, in particular to a kind of intelligent wheel chair and device instead of walk.
Background technique
Wheelchair is the important tool of rehabilitation, it is not only the walking-replacing tool of limbs the disabled and people with mobility problems, heavier
What is wanted is that them is made to carry out physical exercise by means of wheelchair and participate in social activities.Common wheelchair is generally by wheelchair frame, wheel, brake
Vehicle device and seat against four parts composition.Hand wheelchair increases manual setter on the basis of common wheelchair.Electric wheelchair is in ordinary wheel
On the basis of chair, increases electronics force aid system, alleviate the physical demands of user.Intelligent wheel chair on the basis of electric wheelchair,
Increase mobile positioning, standing movement, remote-controlled movement and associated internet+auxiliary life.
But intelligent wheel chair on the market is all that intelligence is walked on the ground at present, can not stair climbing, so as to cause intelligence
The use scope of energy wheelchair is smaller.
Utility model content
The purpose of this utility model is to provide a kind of intelligent wheel chairs, and being intended to provide one kind can either be in level land uplink
It walks, and is capable of the intelligent wheel chair of stair climbing, to improve the use scope of intelligent wheel chair.
The another object of the utility model is to provide a kind of device instead of walk, and being intended to provide one kind can either be on level land
Walking, and it is capable of the device instead of walk of stair climbing, to improve the use scope of device instead of walk.
The embodiments of the present invention are achieved in that
A kind of intelligent wheel chair, including wheelchair body, driving device, lifting device, running gear, climbing apparatus, transmission dress
It sets and control device, driving device is arranged in wheelchair body, running gear is connect with wheelchair body, climbing apparatus and wheelchair sheet
Body is flexibly connected, and lifting device is connect with wheelchair body and climbing apparatus respectively；Driving device is connect with transmission device, for driving
Dynamic actuator movement；Transmission device is connect with running gear and climbing apparatus, for driving running gear to transport and climbing apparatus
Movement；Control device is connect with lifting device, for issuing lifting signal to lifting device；Lifting device and climbing apparatus connect
It connects, for according to lifting signal control climbing apparatus and ground face contact.
In an embodiment of the present invention:
Above-mentioned transmission device includes the first transmission gear, the second transmission gear and third transmission gear,
First transmission gear is connect with driving device, is moved for driver；
Second transmission gear is connect with running gear, for driving running gear to move；
Third transmission gear is connect with climbing apparatus, for driving climbing apparatus to move.
In an embodiment of the present invention:
Above-mentioned intelligent wheel chair includes that wheel assembly, wheel assembly and wheelchair body are connected close to one end of climbing apparatus.
In an embodiment of the present invention:
Above-mentioned climbing apparatus includes rack, driving device and transmission component, and rack is connect with lifting device, and transmission component connects
Connect transmission device and moving parts.
In an embodiment of the present invention:
Above-mentioned transmission component includes the first driving wheel, the second driving wheel and connecting shaft, the first driving wheel and the second driving wheel
It is sheathed on connecting shaft, connecting shaft is connect with the first driving wheel and transmission device respectively.
In an embodiment of the present invention:
Above-mentioned moving parts include the first movement portion and the second movement portion, and the first movement portion and the second motion parts are not arranged
In the two sides of rack.
In an embodiment of the present invention:
Above-mentioned first movement portion and the second movement portion are crawler belt, and including track body and multiple protrusions, multiple convex
It rises and is evenly provided on track body.
In an embodiment of the present invention:
Above-mentioned driving device is two, and two driving devices are respectively provided on the rack, and two driving devices are respectively with first
Movement portion and the connection of the second movement portion.
In an embodiment of the present invention:
One end that above-mentioned wheel assembly passes through is rotatably coupled with climbing apparatus, and the other end of wheel assembly passes through first
The piston rod of hydraulic cylinder is rotatably coupled；
The cylinder body of first hydraulic cylinder is rotatably coupled with wheelchair body.
A kind of device instead of walk, including intelligent wheel chair, intelligent wheel chair include wheelchair body, driving device, lifting device, walking
Device, climbing apparatus, transmission device and control device, driving device are arranged in wheelchair body, running gear and wheelchair body
Connection, climbing apparatus are flexibly connected with wheelchair body, and lifting device is connect with wheelchair body and climbing apparatus respectively；Driving device
It connect with transmission device, is moved for driving transmission device；Transmission device is connect with running gear and climbing apparatus, for driving
Running gear fortune and climbing apparatus movement；Control device is connect with lifting device, for issuing lifting signal to lifting device；It rises
Falling unit is connect with climbing apparatus, for according to lifting signal control climbing apparatus and ground face contact.
The beneficial effect of intelligent wheel chair and device instead of walk provided by the utility model is: in the present invention, driving dress
Driving running gear is set in flat overground locomotion, when needing stair climbing or climbing, control device issues lifting signal, lifting dress
It sets according to lifting signal control climbing apparatus, makes climbing apparatus and ground face contact, climbing apparatus can drive wheelchair body stair climbing.
Intelligent wheel chair and device instead of walk provided by the utility model can either walk on level land, but can stair climbing, improve intelligence
The use scope of wheelchair and device instead of walk.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the structural schematic diagram at the first visual angle of intelligent wheel chair provided by the embodiment of the utility model.
Fig. 2 is the structural schematic diagram at another visual angle of intelligent wheel chair in Fig. 1.
Fig. 3 is the structural schematic diagram of the transmission device of intelligent wheel chair provided by the embodiment of the utility model.
Fig. 4 is the structural schematic diagram of the climbing apparatus of intelligent wheel chair provided by the embodiment of the utility model.
Fig. 5 is the structural schematic diagram of the crawler belt of the climbing apparatus of intelligent wheel chair provided by the embodiment of the utility model.
Fig. 6 is the structural schematic diagram at the second visual angle of intelligent wheel chair provided by the embodiment of the utility model.
Fig. 7 is the structural schematic diagram at the third visual angle of intelligent wheel chair provided by the embodiment of the utility model.
Icon: 10- intelligent wheel chair；100- wheelchair body；300- lifting device；400- running gear；500- climbing dress
It sets；510- rack；530- transmission component；The first driving wheel of 532-；The second driving wheel of 534-；536- connecting shaft；540- exercise group
Part；The first movement of 542- portion；5422- track body；5424- protrusion；The second movement of 544- portion；610- handrail；620- back cushion；
630- bracing ring；The distant bar of 640-；650- bracket；660- water fender；670- supporting leg；680- protective cover；700- wheel assembly；
800- transmission device；The first transmission gear of 810-；The second transmission gear of 820-；830- third transmission gear.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be understood that term " center ", "upper", "lower", etc. the orientation of instructions or
Positional relationship be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation usually put
Or the orientation or positional relationship that positional relationship or those skilled in the art usually understand, being merely for convenience of description, this is practical
Novel and simplified description, rather than the equipment of indication or suggestion meaning or element must have a particular orientation, with specific side
Position construction and operation, therefore should not be understood as limiting the present invention.
In addition, term " first ", " second " etc. are only used for distinguishing description, it is not understood to indicate or imply relatively important
Property.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment
Referring to Fig. 1, present embodiments providing a kind of intelligent wheel chair 10, intelligent wheel chair 10 provided in this embodiment can either
It walks on level land, and being capable of stair climbing.Improve the use scope of intelligent wheel chair 10.
Fig. 1 and Fig. 2 are please referred to, in the present embodiment, intelligent wheel chair 10 includes wheelchair body 100, driving device (figure
Do not show), transmission device 800, lifting device 300, running gear 400, climbing apparatus 500, control device and wheel assembly 700,
Driving device is arranged in wheelchair body 100, and running gear 400 is connect with wheelchair body 100, climbing apparatus 500 and wheelchair sheet
Body 100 is flexibly connected, and lifting device 300 is connect with wheelchair body 100 and climbing apparatus 500 respectively, wheel assembly 700 and climbing
Device 500 connects.
Driving device is connect with transmission device 800, is moved for driving transmission device 800.
Transmission device 800 is connect with running gear 400 and climbing apparatus 500, for driving running gear 400 to transport and climbing
Device 500 moves.
Control device is connect with lifting device 300, for issuing lifting signal to lifting device 300.
Lifting device 300 is connect with climbing apparatus 500, for connecing according to lifting signal control climbing apparatus 500 with ground
Touching, climbing apparatus 500 can drive 100 stair climbing of wheelchair body.
In the present embodiment, one end of climbing apparatus 500 and one end of wheelchair body 100 are rotatablely connected.Make climbing apparatus
500 can rotate relative to wheelchair body 100.
With continued reference to Fig. 1, from figure 1 it appears that in the present embodiment, intelligent wheel chair 10 further includes being symmetrically disposed in
Two handrails 610 in wheelchair body 100.The setting of handrail 610 can be convenient for users to being supported well when in use.
It can further be seen from figure 1 that being provided with distant bar 640 on handrail 610, information is issued to control device by operating distant bar 640,
Control device receives information, and then controls all parts and realize corresponding movement.In the separate back cushion 620 of a side handrail 610
End is additionally provided with bracket 650.The bracket 650 is for placing lesser article, such as navigator etc..It can be easy to use in this way
Person operates intelligent wheel chair 10 and safely runs.
Along the direction that intelligent wheel chair 10 advances, supporting leg 670 and back cushion have been oppositely disposed in wheelchair body 100
620.Wherein supporting leg 670 is collapsibly connect with wheelchair body 100, for placing the leg of user, improves peace when using
Full property and comfort；Back cushion 620 is used to support the back of user.Further, back cushion 620 is arranged by bracing ring 630
In wheelchair body 100.Bracing ring 630 is inverted U-shaped rod piece, and back cushion 620 is connect by elastic component with bracing ring 630, and
Itself does not connect with wheelchair body 100, and such set-up mode can mitigate the weight of intelligent wheel chair 10 well, and can protect
Hinder the structural strength of intelligent wheel chair 10.
Water fender 660 is provided on the position of running gear 400 in wheelchair body 100, to prevent water drop from flashing.It climbs
Pre-determined distance is provided with protective cover 680 on slope device 500, and protective cover 680 can ensure that running gear 400 is transported with security and stability
Row.
Referring to Fig. 3, transmission device 800 includes the first transmission gear 810, the second transmission gear 820 and third driving cog
Wheel 830, the first transmission gear 810 is connect with driving device, is moved for driving transmission device 800；Second transmission gear 820 with
Running gear 400 connects, for driving running gear 400 to move；Third transmission gear 830 is connect with climbing apparatus 500, is used
It is moved in driving climbing apparatus 500.
In the present embodiment, the first transmission gear 810, the second transmission gear 820 and third transmission gear 830 pass through chain
Item transmission.
Referring to Fig. 4, in the present embodiment, climbing apparatus 500 includes rack 510, transmission component 530 and moving parts
540, rack 510 is connect with lifting device 300, and transmission component 530 connects driving device and moving parts 540.
In the present embodiment, transmission component 530 includes the first driving wheel 532, the second driving wheel 534 and connecting shaft 536, is connected
Spindle 536 is connect with rack 510, and the first driving wheel 532 and the second driving wheel 534 are sheathed on connecting shaft 536.
In the present embodiment, moving parts 540 include the first movement portion 542 and the second movement portion 544, the first movement portion
542 and second movement portion 544 be separately positioned on the two sides of rack 510.
Referring to Fig. 5, in the present embodiment, the first movement portion 542 and the second movement portion 544 are crawler belt, and include
Track body 5422 and protrusion 5424, multiple raised 5424 are uniformly arranged on track body 5422.
In the present embodiment, which can be with stair climbing.It is illustrated by taking stair climbing as an example.This is intelligently taken turns
When 10 stair climbing of chair, protrusion 5424 can mutually be supported with step, improve stability of the climbing apparatus 500 in stair climbing.
In the present embodiment, driving device is two, and two driving devices are arranged in rack 510, two driving dresses
It sets and is connect respectively with the first movement portion 542 and the second movement portion 544.
In the present embodiment, two driving devices pass through transmission component 530 and the first movement portion 542 and the second fortune respectively
Dynamic portion 544 connects.
In the present embodiment, a driving device drives a movement portion to climb when the frequency of two driving devices is identical
Slope device 500 is for linear motion.When the frequency of two driving devices is not identical, separately-driven first fortune of two driving devices
The revolving speed in dynamic portion 542 and the second movement portion 544 is not identical, so that climbing apparatus 500 can turn.
Assuming that the first movement portion 542 is located at the left side in the second movement portion 544.When the driving in the first movement of driving portion 542 fills
When the frequency set is less than the frequency of the driving device in the second movement portion 544 of driving, climbing apparatus 500 can turn left.When driving first
When the frequency of the driving device in movement portion 542 is greater than the frequency of the driving device in the second movement portion 544 of driving, climbing apparatus 500
It can turn right.
In the present embodiment, lifting device 300 is hydraulic cylinder.Further, one end and climbing that wheel assembly 700 passes through
Device 500 is rotatably coupled, and the other end of wheel assembly 700 is rotatably coupled by the piston rod of first hydraulic cylinder；The
The cylinder body of one hydraulic cylinder is rotatably coupled with wheelchair body 100.
It should be noted that in the present embodiment, lifting device 300 is hydraulic cylinder, and but not limited to this, it is practical new at this
In the other embodiments of type, lifting device 300 can also be pneumatic cylinder, and the scheme being equal with the present embodiment can reach this reality
The effect of example is applied, it is within the protection scope of the present utility model.
The working principle of intelligent wheel chair 10 provided in this embodiment: in the present embodiment, at level land, driving device driving
Running gear 400 rotates, and when needing stair climbing, consumer, which presses, to be started switch, and control device issues lifting signal, lifting dress
300 are set according to lifting signal control climbing apparatus 500, climbing apparatus 500 is put down, supports climbing apparatus 500 and ground face contact
Intelligent wheel chair 10.Wheelchair body 100 is rotated relative to climbing apparatus 500, and support component supports wheelchair body 100, driving device
The first movement portion 542 and the movement of the second movement portion 544, the first movement portion 542 and the second movement are driven by transmission component 530
The protrusion 5424 in portion 544 is mutually supported with step, and intelligent wheel chair 10 is made to can be realized stair climbing, when climbing to stair top, after
Wheel assembly 700 is put down, and intelligent wheel chair 10 is made to realize a smooth transition.
It should be noted that (can refer to Fig. 2) wheel assembly 700 is the hinged wheeled construction in both ends, wherein one end and machine
Frame 510 is hinged；The other end and hinged (further, the cylinder body hinge of hydraulic package of the hydraulic package being arranged in wheelchair body 100
It connects in wheelchair body 100, the piston rod of hydraulic package and the other end of wheel assembly 700 are hinged).Pass through piston rod in this way
It elongates or shortens, wheel assembly 700 can lift or put down climbing apparatus 500.
To sum up, intelligent wheel chair 10 provided in this embodiment can either walk on level land, and being capable of stair climbing and climbing
Intelligent wheel chair 10, to improve the use scope of intelligent wheel chair 10.
Fig. 6 is the view at second visual angle of the intelligent wheel chair 10 in Fig. 1.Visual angle in Fig. 6 is 10 side view of intelligent wheel chair
View.
Fig. 6 is please referred to, Fig. 6 still shows intelligent wheel chair 10 and is in the state diagram generally run, i.e., intelligence wheel at this moment
Chair 10 does not need to climb, and operation relies on the work of running gear 400.Further, intelligent wheel chair 10 is provided with centre of gravity adjustment
Mechanism (optionally, being gyroscope), so that two traveling wheels that intelligent wheel chair 10 relies solely on running gear 400 can be real
Now steadily advance or the movement of other modes.
Fig. 7 is the view at the third visual angle of intelligent wheel chair 10 in Fig. 1.Visual angle in Fig. 7 is 10 side view of intelligent wheel chair
View.
Fig. 7 is please referred to, Fig. 7 shows state diagram when intelligent wheel chair 10 is in climbing state.It can be seen from the figure that climbing
Slope device 500 is relative to the preset angle of 100 stretching, extensions of wheelchair body/rotation, so that the lower dead center of running gear 400 is higher than climbing
At this moment device 500 only has climbing apparatus 500 and ground face contact.By the work of moving parts 540, climbing apparatus 500 can
Climbing is efficiently and stably realized, to solve the problems, such as that wheelchair cannot climb, not adapt to complex road condition in the prior art.
The present embodiment of the utility model additionally provides a kind of device instead of walk (not shown), dress provided in this embodiment of riding instead of walk
Setting can either walk on level land, and be capable of the device instead of walk of stair climbing, to improve the use scope of device instead of walk.
The above is only the preferred embodiments of the utility model, are not intended to limit the utility model, for this field
Technical staff for, various modifications and changes may be made to the present invention.Within the spirit and principle of the utility model,
Any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of intelligent wheel chair, it is characterised in that:
It is described including wheelchair body, driving device, lifting device, running gear, climbing apparatus, transmission device and control device
Driving device is arranged in the wheelchair body, and the running gear is connect with the wheelchair body, the climbing apparatus and institute
Wheelchair body flexible connection is stated, the lifting device is connect with the wheelchair body and the climbing apparatus respectively；
The driving device is connect with the transmission device, for driving the actuator movement；
The transmission device is connect with the running gear and the climbing apparatus, for driving the running gear to transport and described
Climbing apparatus movement；
The control device is connect with the lifting device, for issuing lifting signal to the lifting device；
The lifting device is connect with the climbing apparatus, for controlling the climbing apparatus and ground according to the lifting signal
Contact.
2. intelligent wheel chair according to claim 1, it is characterised in that:
The transmission device includes the first transmission gear, the second transmission gear and third transmission gear；
First transmission gear is connect with the driving device, for driving the actuator movement；
Second transmission gear is connect with the running gear, for driving the running gear to move；
The third transmission gear is connect with the climbing apparatus, for driving the climbing apparatus to move.
3. intelligent wheel chair according to claim 1, it is characterised in that:
The intelligent wheel chair includes wheel assembly, and the wheel assembly and the wheelchair body are close to one end of the climbing apparatus
Connection.
4. intelligent wheel chair according to claim 1, it is characterised in that:
The climbing apparatus includes rack, moving parts and transmission component, and the rack is connect with the lifting device, the biography
Dynamic component connects the transmission device and the moving parts.
5. intelligent wheel chair according to claim 4, it is characterised in that:
The transmission component includes the first driving wheel, the second driving wheel and connecting shaft, and first driving wheel and described second pass
Driving wheel is sheathed on the connecting shaft, and the connecting shaft is connect with first driving wheel and the transmission device respectively.
6. intelligent wheel chair according to claim 4, it is characterised in that:
The moving parts include the first movement portion and the second movement portion, and first movement portion and second motion parts are other
The two sides of the rack are set.
7. intelligent wheel chair according to claim 6, it is characterised in that:
First movement portion and second movement portion are crawler belt, and include track body and multiple protrusions, Duo Gesuo
Protrusion is stated to be evenly provided on the track body.
8. intelligent wheel chair according to claim 6, it is characterised in that:
The driving device be two, two driving devices are respectively provided on the rack, two driving devices respectively with it is described
First movement portion and the connection of second movement portion.
9. intelligent wheel chair according to claim 3, it is characterised in that:
One end that the wheel assembly passes through is rotatably coupled with climbing apparatus, and the other end of the wheel assembly passes through first
The piston rod of hydraulic cylinder is rotatably coupled；
The cylinder body of the first hydraulic cylinder is rotatably coupled with the wheelchair body.
10. a kind of device instead of walk, it is characterised in that:
Including such as described in any item intelligent wheel chairs of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720952798.9U CN208319447U (en) | 2017-07-31 | 2017-07-31 | A kind of intelligent wheel chair and device instead of walk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720952798.9U CN208319447U (en) | 2017-07-31 | 2017-07-31 | A kind of intelligent wheel chair and device instead of walk |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208319447U true CN208319447U (en) | 2019-01-04 |
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ID=64787081
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720952798.9U Active CN208319447U (en) | 2017-07-31 | 2017-07-31 | A kind of intelligent wheel chair and device instead of walk |
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| Country | Link |
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| CN (1) | CN208319447U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107280872A (en) * | 2017-07-31 | 2017-10-24 | 彭红程 | A kind of intelligent wheel chair and device instead of walk |
-
2017
- 2017-07-31 CN CN201720952798.9U patent/CN208319447U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107280872A (en) * | 2017-07-31 | 2017-10-24 | 彭红程 | A kind of intelligent wheel chair and device instead of walk |
| CN107280872B (en) * | 2017-07-31 | 2023-08-22 | 彭红程 | Intelligent wheelchair and scooter |
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