CN209678897U - A kind of wheel-track combined climbing stairs wheelchair - Google Patents
A kind of wheel-track combined climbing stairs wheelchair Download PDFInfo
- Publication number
- CN209678897U CN209678897U CN201821441344.6U CN201821441344U CN209678897U CN 209678897 U CN209678897 U CN 209678897U CN 201821441344 U CN201821441344 U CN 201821441344U CN 209678897 U CN209678897 U CN 209678897U
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- China
- Prior art keywords
- wheel
- wheelchair
- crawler belt
- creeper undercarriage
- climbing stairs
- Prior art date
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Abstract
The utility model discloses a kind of wheel-track combined climbing stairs wheelchairs.The wheelchair includes wheelchair body and the ratcheting mechanism for driving wheelchair body movement, and the two sides of wheelchair body bottom are additionally provided with creeper undercarriage, the crawler belt rotating device for adjusting creeper undercarriage angle；The rear end of two creepers undercarriage is arranged in crawler belt rotating device, is sequentially connected between crawler belt rotating device and wheel type drive device, drives creeper undercarriage and ratcheting mechanism movement；The rear end of creeper undercarriage is connect by crawler belt rotating device with wheelchair body, to change the relative altitude of creeper undercarriage and ratcheting mechanism.It is additionally provided with postposition wheel buffer unit in the rear end of creeper undercarriage, stair are impacted to wheelchair bring when can be reduced decline.The utility model can accurately adjust crawler belt angle, so that climbing stairs wheelchair can maintain human body to keep normal sitting position and steadily comfortably drive safely during stair activity, improve the stability of mechanism.
Description
Technical field
The utility model belongs to wheelchair technical field.More particularly, to a kind of wheel-track combined climbing stairs wheelchair.
Background technique
Wheelchair is elderly and infirm and the essential walking-replacing tool of lower limb disabled, but with stairization building
Increase, greatly reduce their scope of activities, has seriously affected them and participated in the range of society.In order to improve this groups of people's
Quality of life, other than increasing the accessibility designs of their institute's living environments, can develop as early as possible can stair activity, it is simple easily
It will become necessary with, cheap, reliable wheelchair.
Electric wheelchair be on the basis of traditional manual wheelchair, superposition high-performance power drive unit, Intelligent control device,
The components such as battery, made of transformation and upgrade.In order to realize wheelchair stair activity, there are a few class stair climbing wheelchairs, mainly include
Planet gear type, crawler type, alternately brace type and wheel-track combined.Wherein, planet wheel type stair-climbing Wheelchair structure is relatively easy, but
In ladder, center of gravity fluctuation is big, and comfort level is poor；Crawler type stair climbing wheelchair is since the motion profile of center of gravity is close to one and platform
The parallel straight line in rank inclined-plane, therefore move steadily, vibration is smaller, but resistance is larger when driving and turning is more difficult on level land；
Alternately brace type stair climbing wheelchair takes into account the advantage that ladder is steady and flat pavement running is more flexible, but structure is complicated, and control requires
It is higher.
And existing wheel-track combined wheelchair mostly uses hydraulic jack as the power for adjusting crawler belt, although can be certainly
Dynamic stair climbing, but the hydraulic system for providing adjusting crawler belt angle power cannot accurately adjust the angle of crawler belt, and hydraulic system is made
Valence is very high, and oil liquid when leaking can make wheelchair working environment be deteriorated.In addition, existing wheel-track combined wheelchair does not consider
The problem of occupant's posture and position of centre of gravity adjust on stair climbing, and during going downstairs or in wheelchair descending, wheelchair
Speed accelerates, it may occur however that quick overturning cause patient to fall down problem, influence its safety during stair climbing and easypro
Adaptive.
Utility model content
The technical problems to be solved in the utility model is to overcome above-mentioned the deficiencies in the prior art, is provided a kind of wheel-track combined
Climbing stairs wheelchair can pass through machinery and the drive of wheelchair itself under the premise of not by complex control system and control method
The feature that dynamic structure has, accurately adjusts crawler belt angle, so that climbing stairs wheelchair can maintain people during stair activity
Body keeps normal sitting position, and steadily can comfortably drive safely.
The utility model above-mentioned purpose is achieved through the following technical solutions:
A kind of wheel-track combined climbing stairs wheelchair, including wheelchair body and the ratcheting mechanism for driving wheelchair body mobile, institute
The two sides for stating wheelchair body bottom are additionally provided with creeper undercarriage, the crawler belt for adjusting creeper undercarriage angle rotates dress
Set, the caterpillar drive for driving creeper undercarriage, for the wheel type drive device of driving wheel-type mechanism, and control
The controller of crawler belt rotating device, caterpillar drive and wheel type drive device operation；The caterpillar drive is arranged in institute
It states on creeper undercarriage, the rear end of two creepers undercarriage, the crawler belt rotating device is arranged in the crawler belt rotating device
It is sequentially connected between the wheel type drive device, the creeper undercarriage and the ratcheting mechanism is driven to move；The shoe
Rear end with walking mechanism is connect by crawler belt rotating device with wheelchair body, to change creeper undercarriage and ratcheting mechanism
Relative altitude.
Not only flat pavement running is flexible using the wheelchair of wheel-track combined stair climbing for the utility model, and stair climbing is steadily pacified
Entirely, and control system is relatively easy, is better than other types stair climbing wheelchair to a certain extent；In addition, the driver of wheelchair
Structure is mainly arranged in inside, i.e., top is blocked, and reduces attaching for normal dust；Postposition wheel buffer unit provides when necessary
The buffering of time, the comfort for substantially increasing safety and using；And in combination with the long-range control such as mobile phone, basic control is realized
With various functions expandings.
The function of the controller is the signal for receiving Digiplex and emitting, and to rotating device, track drive
The driving mechanisms such as device and wheel type drive device issue driving signal, so that wheelchair has basic advance, retrogressing, turning function
Energy.
Preferably, the rear end of creeper undercarriage is equipped with postposition wheel buffer unit, and stair come to invalid carriage belt when reducing decline
Impact.
Preferably, the postposition wheel buffer unit includes postposition wheel drive motor, postposition wheel support arm and is arranged in postposition wheel
The postposition wheel of leg extremities；The rear of big crawler belt baffle is arranged in the postposition wheel drive motor, for controlling postposition wheel support arm
Lifting.
Preferably, the ratcheting mechanism includes wheel hub and tire.
Preferably, the front end of the ratcheting mechanism is equipped with preposition wheel.
Preferably, the preposition wheel is universal wheel.
Preferably, the wheel type drive device includes driving wheel, small crawler belt, the small crawler haulage for driving wheel-type mechanism
Take turns I, small crawler haulage wheel II and the driving motor for driving wheel；The driving wheel and small crawler haulage wheel I, small crawler haulage
Wheel II is connected by small crawler haulage.
Preferably, the driving wheel and small crawler haulage wheel I, small crawler haulage wheel II setting triangular in shape, medium and small shoe
V belt translation wheel I, small crawler haulage wheel II are located at same level line position.
Preferably, crawler belt rotating device includes rotating bar and motor, and the both ends of crawler belt rotating device rotating bar are through described
Creeper undercarriage rear end, and connect with the small crawler haulage wheel II, for controlling lifting creeper undercarriage.Crawler belt rotation
Device can forcefully control the angle of entire creeper undercarriage.Level land when driving, creeper undercarriage keeps liftoff shape
State.When stair activity, crawler belt rotating device controls lifting creeper undercarriage.
Preferably, the creeper undercarriage includes big crawler belt, the big crawler belt gear as creeper undercarriage basic framework
Plate, the big crawler belt baffle combination of two panels constitute the basic framework of creeper undercarriage.
Preferably, the caterpillar drive is arranged in the lower part two sides of the wheelchair body and is symmetrical structure.
Preferably, the caterpillar drive by be located at same horizontal line on big crawler driving whell and multiple big crawler belts from
Driving wheel is sequentially connected.
Preferably, the big crawler belt is annularly looped around the outside of big crawler driving whell Yu multiple big crawler belt driven wheels.
Preferably, the big crawler belt baffle is adopted is made of light alloy.
Preferably, it is connected between the creeper undercarriage of the right and left by crawler belt connecting rod, plays the two groups of shoes in fixed left and right
Effect with walking mechanism avoids causing creeper undercarriage to deform displacement because being used for a long time or shaking.
Preferably, the big crawler belt driven wheel is ordered in below big crawler belt baffle, avoids big crawler belt in stair activity
When bear excessive pressure generate deformation.
Preferably, the wheelchair body includes cushion, hand handle and backrest, hand handle and by back be respectively equipped with hand handle cushion and
Backrest cushion plays cushioning buffer effect, provides comfortable experience to user.
Preferably, the front end face two sides of the wheelchair body are symmetrically arranged with foot-operated.
Preferably, the controller setting is at cushion rear, and the controller is equipped with obliquity sensor, according to up and down
In stair the tilt angle of big crawler belt come to crawler belt rotating device issue driving signal so that lower section creeper undercarriage keep and
Stair are parallel, and user keeps normal position.
Preferably, the controller includes intelligent mainboard；The intelligence mainboard includes battery and Digiplex；The nothing
Line remote controler is connected with the battery, is powered by the battery；The Digiplex can be with mobile phone interaction by described
Mobile phone is remotely controlled wheelchair.
Preferably, the Digiplex is bluetooth module.
Preferably, the Digiplex includes handset dialing controller, and the handset dialing controller is arranged described
On intelligent mainboard, and the tilt angle for detecting wheelchair in the obliquity sensor is more than (such as wheelchair side when guarding against angle
When turning over), control cell phone automatic dialing associated with the climbing stairs wheelchair.
Preferably, the Digiplex further includes register control, and the register control setting is main in the intelligence
On plate, and for the obliquity sensor detect wheelchair tilt angle be more than warning angle when, to the climbing stairs
The associated mobile phone of wheelchair sends the position of the climbing stairs wheelchair.
Preferably, the Digiplex further includes alarm, and the alarm setting is used on the intelligent mainboard
In detected in the obliquity sensor wheelchair tilt angle be more than warning angle alarm.The alarm is loudspeaker.
The controller is multifunctional controller, not only mainly controls driving dynamics, moreover it is possible to pass through built-in inclination angle and sense
Device is detecting angle generation drastic change in special circumstances, if car body is turned on one's side, is passing through loudspeaker alarm signal in time.Specifically:
During wheelchair upper and lower stair, obliquity sensor measures the tilt angle of wheelchair in real time, and obliquity sensor is by tilt angle
Numerical value is sent to intelligent mainboard, and intelligent mainboard is by the way that compared with initial set angle angle value, intelligent mainboard calculates wheelchair inclination angle
The variable quantity of degree, intelligent mainboard control the rotational angle of creeper undercarriage again to decline or recycle creeper undercarriage, make to take turns
The center of gravity of chair reaches equilibrium state；When the variable quantity of wheelchair tilt angle is more than warning angle, intelligent mainboard control positioning control
Device, handset dialing controller or alarm processed send specific positioning signal and pass through to emergency contact or auto dialing, and in time
Loudspeaker alarm provides safer guarantee for user.
Compared with prior art, the utility model has the following beneficial effects:
(1) the wheel-track combined climbing stairs wheelchair of the utility model, can be by complex control system and controlling party
Under the premise of method, the feature having by the machinery of wheelchair itself with driving structure accurately adjusts crawler belt angle, can not only be
It steadily moves ahead and retreats on smooth ground (including smooth ramp), but also may be implemented to make wheelchair in upper and lower stair
The state of held stationary guarantees to keep normal position constant in the superior people of stair, is conducive to the safety for improving user and relaxes
Adaptive, and structure is simple, and cost is relatively low.It can oneself behaviour after the performance that the rider of normal intelligence passes through this vehicle of training grasp
Upper and lower stair are controlled, the abnormal people of intelligence can be by other people auxiliary operations.
(2) the postposition wheel buffer unit of the utility model, can fall if necessary, give wheelchair bring to buffer stair
Impact avoids wheelchair crawler belt that derailing, stuck phenomenon occurs, and the mechanical shock being subject to when reducing wheelchair stair activity or interference mention
The stability of high mechanism.
(3) the utility model can detect that it is acute that angle occurs by binding emergency contact with wireless remote control
While turning on one's side (such as wheelchair) in special circumstances become, by the specific positioning signal of wheelchair be sent to emergency contact or by control with
The associated cell phone automatic dialing of wheelchair, and safer guarantee is provided for user by loudspeaker alarm in time.
Detailed description of the invention
Fig. 1 is the overall structure diagram for the wheel-track combined climbing stairs wheelchair that embodiment 1 provides.
Fig. 2 is the axonometric drawing for the wheel-track combined climbing stairs wheelchair that embodiment 1 provides.
Fig. 3 is the enlarged drawing of partial structurtes at A in Fig. 2.
Fig. 4 is the structural block diagram for the Digiplex that embodiment 2 provides.
Wherein, 1- hand handle；2- hand handle cushion；3- preposition wheel support arm；4- preposition wheel；5- controller；6- backrest；7- backrest is soft
Pad；8- wheel hub；9- tire；The big crawler belt driven wheel of 10-；The big crawler belt baffle of 11-；The big crawler driving whell of 12-；13- crawler belt；14- is carried out
Band connection bar；15- postposition wheel drive motor；16- postposition wheel support arm；17- postposition wheel；18- crawler belt rotating device；19- driving wheel；
The small crawler haulage wheel I of 20-；The small crawler belt of 21-；The small crawler haulage wheel II of 22-；23- driving motor；31- wheelchair body；41- is wheeled
Mechanism；51- creeper undercarriage；61- postposition wheel buffer unit；71- Digiplex；711- dialing controller；712- positioning
Controller；713- alarm.
Specific embodiment
Further illustrate the utility model below in conjunction with specific embodiment, attached drawing only for illustration, Bu Nengli
Solution is the limitation to this patent；In order to better illustrate this embodiment, the certain components of attached drawing have omission, zoom in or out, not
Represent the size of actual product；To those skilled in the art, certain known features and its explanation may be omitted in attached drawing
It will be understood by.Positional relationship is described in attached drawing only for illustration, should not be understood as the limitation to this patent.
A kind of wheel-track combined climbing stairs wheelchair of embodiment 1
As shown in Figure 1, a kind of wheel-track combined climbing stairs wheelchair of steady comfort type, including wheelchair body 31 and with wheelchair
The mobile ratcheting mechanism 41 of ontology 31, the two sides of 31 bottom of wheelchair body are additionally provided with creeper undercarriage 51, for adjusting crawler belt
The crawler belt rotating device 18 of 51 angle of walking mechanism, the caterpillar drive for driving creeper undercarriage 51, for driving
The wheel type drive device of ratcheting mechanism 41, and control crawler belt rotating device 18, caterpillar drive and wheel type drive device fortune
Capable controller 5.The function of controller 5 is the signal for receiving Digiplex and emitting, and drives to rotating device 18, crawler belt
The dynamic driving mechanisms such as device and wheel type drive device issue driving signal, so that wheelchair has basic advance, retrogressing, turning function
Energy.The setting of controller 5 is at cushion rear, and controller 5 is equipped with obliquity sensor, according to the inclination of crawler belt big in stair activity
Angle to issue driving signal to crawler belt rotating device 18, so that lower section creeper undercarriage 51 keeps parallel with stair, and makes
User keeps normal position.
The front end of ratcheting mechanism 41 is equipped with preposition wheel support arm 3 and preposition wheel 4, and preposition wheel 4 is universal wheel.
The rear end of creeper undercarriage 51 is equipped with postposition wheel buffer unit 61, and stair are rushed to wheelchair bring when reducing decline
It hits.Postposition wheel buffer unit 61 includes postposition wheel drive motor 15, postposition wheel support arm 16 and is arranged in 16 end of postposition wheel support arm
Postposition wheel 17；The rear of big crawler belt baffle 11 is arranged in postposition wheel drive motor 15, goes up and down for controlling postposition wheel support arm 16.
Creeper undercarriage 51 is symmetricly set on the lower part two sides of wheelchair body 31, and caterpillar drive is arranged in wheelchair sheet
Lower part two sides of body 31 and be symmetrical structure, by big crawler driving whell 12 and multiple big transmission connections of crawler belt driven wheels 10
At；Crawler belt rotating device 18 is arranged in the rear end of two creepers undercarriage 51, crawler belt rotating device 18 and wheel type drive device it
Between be sequentially connected, drive creeper undercarriage 51 and ratcheting mechanism 41 to move；The rear end of creeper undercarriage 51 is turned by crawler belt
Dynamic device 18 is connect with wheelchair body 31, to realize the effect for changing creeper undercarriage 51 and 41 relative altitude of ratcheting mechanism
Fruit.
As shown in Figures 2 and 3, ratcheting mechanism 41 includes wheel hub 8 and tire 9.Wheel type drive device includes driving wheel 19, small
Crawler belt 21, the small crawler haulage wheel I 20 for driving wheel-type mechanism 41, small crawler haulage wheel II 22 and for driving wheel 19
Driving motor 23；Driving wheel 19 and small crawler haulage wheel I 20, small crawler haulage wheel II 22 are sequentially connected by small crawler belt 21.
Driving wheel 19 and small crawler haulage wheel I 20, the setting triangular in shape of small crawler haulage wheel II 22, medium and small crawler haulage wheel I
20, small crawler haulage wheel II 22 is located at same level line position.
Crawler belt rotating device 18 includes rotating bar and motor, and crawler travel is run through at the both ends of 18 rotating bar of crawler belt rotating device
51 rear end of mechanism, and connect with small crawler haulage wheel II 22, for controlling lifting creeper undercarriage 51.Crawler belt rotating device
18 can forcefully control the angle of entire creeper undercarriage 51.Level land when driving, creeper undercarriage 51 keeps liftoff
State.When stair activity, crawler belt rotating device 18 controls lifting creeper undercarriage 51, can adjust angle along rear portion, make
51 front end of creeper undercarriage first touches the forward position of stair, and then under the driving of driving motor 23, wheelchair postposition wheel 17 exists
Crawler belt assists lower stairs, guarantees to keep the constant position in normal position to refer to wheelchair in the chair section of the superior people of stair
Position of the seat on level road when driving, i.e. people's waist is vertical, facilitates abbreviation normal position to describe, similarly hereinafter；When going downstairs,
Wheelchair moves ahead；After wheelchair completes upper and lower complete stair work, operation, which is risen, withdraws creeper undercarriage 51；Wheel-chair can continue
In smooth ground run.
Creeper undercarriage 51 includes big crawler belt 13, the big crawler belt baffle 11 as 51 basic framework of creeper undercarriage,
The big crawler belt baffle 11 of two panels forms the basic framework of one side creeper undercarriage 51.Big crawler belt 13 is annularly looped around big crawler belt and drives
The outside of driving wheel 12 and multiple big crawler belt driven wheels 10.Big crawler belt baffle 11 is adopted to be made of light alloy.The crawler belt of the right and left
Connected between walking mechanism 51 by crawler belt connecting rod 14, play a part of it is fixed control two groups of creepers undercarriage 51, avoid because
It is used for a long time or concussion causes creeper undercarriage 51 to deform displacement.And big crawler belt driven wheel 10 is ordered in big crawler belt
11 lower section of baffle avoids big crawler belt 13 from bearing excessive pressure in stair activity and generates deformation.
Wheelchair body 31 includes cushion, hand handle 1 and backrest 6, is respectively equipped with hand handle cushion 2 and backrest on hand handle 1 and backrest 6
Cushion 7, plays cushioning buffer effect, provides comfortable experience to user.It can also be symmetrical in the front end face two sides of wheelchair body 31
It is provided with foot-operated.
The wheel-track combined climbing stairs wheelchair of the present embodiment can be interacted by Digiplex with the generation of the mobile phone of user,
To realize the remote control of wheelchair.
A kind of remote-controlled wheel-track combined climbing stairs wheelchair of embodiment 2
As described above, the wheel-track combined climbing stairs wheelchair of embodiment 1 can be by Digiplex 71 with user's
Mobile phone generates interaction, to realize the remote control of wheelchair.The present embodiment is set as more function on the basis of embodiment 1, by controller 5
It can control device, not only mainly control driving dynamics, moreover it is possible to by built-in obliquity sensor, pass through and carry additional special function control
Different functions may be implemented in device (such as handset dialing controller, register control, alarm) processed, is detecting angle
Drastic change in special circumstances, when such as car body rollover, can be alarmed in time by acoustical generator, be had broad application prospects.
The controller 5 of the present embodiment includes intelligent mainboard；The intelligence mainboard includes battery and Digiplex 71；Wireless remote
Control device 71 is connected with battery, is battery powered；Digiplex 71 can with mobile phone interaction, to realize the remote control of wheelchair.
The Digiplex 71 can be bluetooth module, such as 4.0 chip of bluetooth.Controller 5 can also include acoustical generator, and acoustical generator can
Think buzzing acoustical generator.Acoustical generator can be by powering from charged pool.
Referring to FIG. 4, handset dialing controller is set specifically, Digiplex 71 may include handset dialing controller
It sets on intelligent mainboard, and the tilt angle for detecting wheelchair in obliquity sensor is more than (such as wheelchair side when guarding against angle
When turning over), control cell phone automatic dialing associated with climbing stairs wheelchair.
Digiplex 71 can also include register control, and register control is arranged on intelligent mainboard, and is used for
It, can to mobile phone associated with climbing stairs wheelchair transmission when obliquity sensor detects that the tilt angle of wheelchair is more than warning angle
The position of stair-climbing wheel chair.
Digiplex 71 can also include alarm, and alarm is arranged on intelligent mainboard, and for sensing at inclination angle
Device detects that the tilt angle of wheelchair is more than warning angle alarm.
Handset dialing controller, register control, alarm and Digiplex 71 connect, control process are as follows:
(1) during wheelchair upper and lower stair, obliquity sensor measures the tilt angle of wheelchair, inclination angle sensing in real time
Inclination numerical value is sent to intelligent mainboard by device；
(2) intelligent mainboard is by the way that compared with initial set angle angle value, intelligent mainboard calculates the variation of wheelchair tilt angle
Amount, intelligent mainboard control the rotational angle of creeper undercarriage 51 again to decline or recycle creeper undercarriage 51, make wheelchair
Center of gravity reaches equilibrium state；When the variable quantity of wheelchair tilt angle is more than warning angle, intelligent mainboard control register control,
Handset dialing controller or alarm send specific positioning signal to emergency contact or auto dialing, and pass through acoustical generator in time
Alarm, safer guarantee is provided for user.
To sum up, the universal let us of smart phone life be unable to do without mobile phone, all products all as far as possible and mobile phone
Connection.More public energy can be added in the utility model on wheel-track combined climbing stairs wheelchair product, bring to consumer many
Mainboard convenient, that the utility model is completed using this point by materials such as 4.0 chip of bluetooth, acoustical generator, batteries, can connect hand
Machine realizes positioning function, can detect that the special circumstances of drastic change occur for angle in obliquity sensor by binding emergency contact
Under while turning on one's side (such as car body) the specific positioning signal of wheelchair is sent to emergency contact or by cell phone automatic dialing, to use
Person provides safer guarantee.
Claims (10)
1. a kind of wheel-track combined climbing stairs wheelchair, including wheelchair body (31) and the wheeled machine for driving wheelchair body (31) mobile
Structure (41), which is characterized in that the two sides of wheelchair body (31) bottom are additionally provided with creeper undercarriage (51), carry out for adjusting
Crawler belt rotating device (18) with walking mechanism (51) angle, the caterpillar drive for driving creeper undercarriage (51),
For the wheel type drive device of driving wheel-type mechanism (41), and control crawler belt rotating device (18), caterpillar drive and wheel
The controller (5) of formula driving device operation；
The caterpillar drive is arranged on the creeper undercarriage (51)；The crawler belt rotating device (18) is arranged two
The rear end of creeper undercarriage (51) is sequentially connected between the crawler belt rotating device (18) and the wheel type drive device；Institute
The rear end for stating creeper undercarriage (51) is connect by crawler belt rotating device (18) with wheelchair body (31), to change crawler belt row
Walk the relative altitude of mechanism (51) Yu ratcheting mechanism (41).
2. wheel-track combined climbing stairs wheelchair according to claim 1, which is characterized in that after creeper undercarriage (51)
End is additionally provided with postposition wheel buffer unit (61).
3. wheel-track combined climbing stairs wheelchair according to claim 2, which is characterized in that the postposition wheel buffer unit
It (61) include the postposition wheel of postposition wheel drive motor (15), postposition wheel support arm (16) and setting in postposition wheel support arm (16) end
(17)；The postposition wheel drive motor (15) is arranged at the rear of big crawler belt baffle (11), for controlling postposition wheel support arm (16)
Lifting.
4. wheel-track combined climbing stairs wheelchair according to claim 1, which is characterized in that before the ratcheting mechanism (41)
End is equipped with preposition wheel (4).
5. wheel-track combined climbing stairs wheelchair according to claim 1, which is characterized in that the ratcheting mechanism (41) includes
Wheel hub (8) and tire (9).
6. wheel-track combined climbing stairs wheelchair according to claim 1, which is characterized in that the wheel type drive device includes
Driving wheel (19), small crawler belt (21), be used for driving wheel-type mechanism (41) small crawler haulage wheel I(20), small crawler haulage wheel II
(22) and be used for driving wheel (19) driving motor (23)；The driving wheel (19) passes with small crawler haulage wheel I(20), small crawler belt
Driving wheel II(22) it is sequentially connected by small crawler belt (21).
7. wheel-track combined climbing stairs wheelchair according to claim 6, which is characterized in that crawler belt rotating device (18) includes
The creeper undercarriage (51) rear end is run through at rotating bar and motor, the both ends of crawler belt rotating device (18) rotating bar, and with institute
State small crawler haulage wheel II(22) connection, for controlling lifting creeper undercarriage (51).
8. wheel-track combined climbing stairs wheelchair according to claim 1, which is characterized in that the creeper undercarriage (51)
Including big crawler belt (13), big crawler belt baffle (11), big crawler belt baffle (11) combination of two panels constitutes the base of creeper undercarriage (51)
This frame.
9. any wheel-track combined climbing stairs wheelchair according to claim 1~8, which is characterized in that the wheelchair body
(31) include cushion, hand handle (1) and backrest (6), be respectively equipped with hand handle cushion (2) and backrest cushion on hand handle (1) and backrest (6)
(7).
10. wheel-track combined climbing stairs wheelchair according to claim 9, which is characterized in that controller (5) setting exists
Cushion rear, the controller (5) are equipped with obliquity sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441344.6U CN209678897U (en) | 2018-09-04 | 2018-09-04 | A kind of wheel-track combined climbing stairs wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821441344.6U CN209678897U (en) | 2018-09-04 | 2018-09-04 | A kind of wheel-track combined climbing stairs wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209678897U true CN209678897U (en) | 2019-11-26 |
Family
ID=68593878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821441344.6U Expired - Fee Related CN209678897U (en) | 2018-09-04 | 2018-09-04 | A kind of wheel-track combined climbing stairs wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209678897U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110462A (en) * | 2019-12-30 | 2020-05-08 | 义乌市首创科技有限公司 | A instrument of riding instead of walk that is used for intelligent medical stability height |
| CN111714302A (en) * | 2020-07-27 | 2020-09-29 | 西北工业大学 | Multi-plane-use stair-climbing wheelchair |
| CN113101077A (en) * | 2021-05-14 | 2021-07-13 | 天津丰宁机电制品有限公司 | Dedicated building machine that climbs of wheelchair |
-
2018
- 2018-09-04 CN CN201821441344.6U patent/CN209678897U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111110462A (en) * | 2019-12-30 | 2020-05-08 | 义乌市首创科技有限公司 | A instrument of riding instead of walk that is used for intelligent medical stability height |
| CN111714302A (en) * | 2020-07-27 | 2020-09-29 | 西北工业大学 | Multi-plane-use stair-climbing wheelchair |
| CN111714302B (en) * | 2020-07-27 | 2021-06-29 | 西北工业大学 | Multi-plane-use stair-climbing wheelchair |
| CN113101077A (en) * | 2021-05-14 | 2021-07-13 | 天津丰宁机电制品有限公司 | Dedicated building machine that climbs of wheelchair |
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Granted publication date: 20191126 Termination date: 20200904 |