CN105982795B

CN105982795B - A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral

Info

Publication number: CN105982795B
Application number: CN201610429911.5A
Authority: CN
Inventors: 梁庆昌
Original assignee: Individual
Current assignee: Ganzhou Dongchen Technology Co ltd
Priority date: 2016-06-15
Filing date: 2016-06-15
Publication date: 2017-07-21
Anticipated expiration: 2036-06-15
Also published as: CN105982795A

Abstract

The invention discloses a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it includes wheelchair body, trailing wheel elevating mechanism, stairs climbing device assembly, connection component and electrical apparatus control system；Make a concerted effort when left-turn spiral wheel in stairs climbing device assembly is rotated with the friction advance component in stair face during friction advance component and right hand helix wheel rotation with stair face, building power is climbed as a kind of described wheeled wheel chair capable of climbing stairway of left-right rotary spiral, drive wheelchair realization to go upstairs and act or fall stair action, the friction advance component vertical with direction of advance when the frictional component vertical with direction of advance with stair face and right hand helix wheel are rotated when left-turn spiral wheel is rotated with stair face is cancelled out each other, trailing wheel elevating mechanism employs the combining structure of Chain conveyer and bolt and nut transmission, wheel chair capable of climbing stairway level road walking motion can easily be realized and the conversion of building action is climbed, it is simple in construction, it is easy to manufacture.

Description

A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral

Technical field

The present invention relates to wheel chair capable of climbing stairway and climbing stairs goods handling car manufacturing technology field, more specifically to A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral.

Background technology

At present, in wheel chair capable of climbing stairway and climbing stairs goods handling car manufacturing technology field, primary structure has star-wheel Formula and crawler type and batch (-type) are several, and star wheel type structure is relatively simple, but its when going upstairs and downstairs wheelchair to play shape fluctuation big, to being sitting in For people on wheelchair, desired consistent level does not reach also, while to operating the nursing staff of wheelchair to require higher；Carry out Band type structure is more ripe, but price is high, and the general household demand wheelchair user of unsuitable economic conditions uses, while crawler belt Formula rotate it is less flexible, for the little household demand personnel of living space also less be applicable, to develop it is cheap, simultaneously There is the wheelchair of going upstairs and downstairs of ideal performance again, this is the common problem of this area engineers and technicians.

The content of the invention

The purpose of the present invention is that a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral of offer, makes wheel chair capable of climbing stairway Structure is more simple, and its price is cheaper, more steady when wheelchair is gone upstairs and downstairs, and the people for making to be sitting on wheelchair is more comfortable, Wheelchair level road walking motion can be easily realized simultaneously and climbs the conversion of building action.

To achieve the object of the present invention, used technical scheme is：A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, It includes wheelchair body, trailing wheel elevating mechanism, stairs climbing device assembly, connection component and electrical apparatus control system；

Described wheelchair body, it includes left U-shaped bending frame（1）, right U-shaped bending frame（2）, seat supporting frame（3）, seat pad （4）, chair back supporting frame（5）, seat back pad（6）, connecting plate（7）, left support plate（8）, right support plate（9）, left universal caster wheel（10）、 Right universal caster wheel（11）, Vehicular left pedal component（12）, right steps component（13）, left handrail component（14）, right handrail component (15), left stroller armrest assembly（16）, right stroller armrest assembly（17）, front left side installing plate（18）, forward right side installing plate（19）；

Described seat pad（4）It is placed in seat supporting frame（3）Above, seat supporting frame（3）The left front angular position in bottom surface With left U-shaped bending frame（1）One end be connected, seat supporting frame（3）The left back angular position in bottom surface and left U-shaped bending frame（1）It is another One end is connected, seat supporting frame（3）The right anterior angle position in bottom surface and right U-shaped bending frame（2）One end be connected, seat supporting frame （3）The right relief angle position in bottom surface and right U-shaped bending frame（2）The other end be connected, described seat back pad（6）It is placed in chair back supporting frame （5）Above, chair back supporting frame（5）Lower surface left-hand portion and seat supporting frame（3）The left back angular position in upper surface be connected, chair Carry on the back supporting frame（5）Lower surface on the right side of position and seat supporting frame（3）The right relief angle position in upper surface be connected, described left handrail Component（14）Including left handrail pad and left handrail supporting member, left handrail pad is placed in above left handrail supporting member, left handrail supporting The rear end face of part and chair back supporting frame（5）It is connected on the left of the front end face of medium height position, right handrail component（15）Including Right handrail pad and right handrail supporting member, right handrail pad are placed in above right handrail supporting member, the rear end face of right handrail supporting member with Chair back supporting frame（5）It is connected on the right side of the front end face of medium height position, described connecting plate（7）It is placed in left U-shaped bending frame （1）With right U-shaped bending frame（2）Leading flank middle and lower part position, connecting plate（7）Trailing flank on the left of with left U-shaped bending frame（1）'s Leading flank middle and lower part position is connected, connecting plate（7）Trailing flank on the right side of with right U-shaped bending frame（2）Leading flank middle and lower part position It is connected, described left support plate（8）Rear end face and connecting plate（7）Leading flank on the left of be connected, left support plate（8）Lower surface With left universal caster wheel（10）Installing plate upper surface be connected, described right support plate（9）Rear end face and connecting plate（7）Front side Right side of face is connected, right support plate（9）Lower surface and right universal caster wheel（11）Installing plate upper surface be connected, described left threading Board component（12）In connector rear end face and seat supporting frame（3）Front end face on the left of be connected, described right steps group Part（13）In connector rear end face and seat supporting frame（3）Front end face on the right side of be connected, described left stroller armrest assembly （16）With right stroller armrest assembly（17）It is respectively placed in upper plate（24）The rear side of left and right two of upper side, left stroller armrest assembly（16） Lower surface and upper plate by left stroller handrail connector（24）It is connected, right stroller armrest assembly（17）Connected by right stroller handrail The lower surface of fitting and upper plate（24）It is connected；Close to left stroller armrest assembly（16）Upper bend arm rest be provided with electrical equipment Controlling switch in control system, or close to right stroller armrest assembly（17）Upper bend arm rest be provided with electrical equipment control Controlling switch in system, described front left side installing plate（18）It is placed in left U-shaped bending frame（1）Front left side, while and left U-shaped Bending frame（1）Leading portion left surface and left U-shaped bending frame（1）Hypomere left surface on front side of and seat supporting frame（3）Left surface Front side is connected, described forward right side installing plate（19）It is placed in right U-shaped bending frame（2）Forward right side, at the same with right U-shaped bending frame（2） Leading portion right flank and right U-shaped bending frame（2）Hypomere right flank on front side of and seat supporting frame（3）Right flank on front side of be connected, Front left side installing plate（18）On be provided with long connection bearing pin（20）The transition through hole that can pass through, forward right side installing plate（19）It is upper to set There is long connection bearing pin（20）The transition through hole that can pass through, front left side installing plate（18）On transition through hole axial line and forward right side Installing plate（19）On transition through hole axial line overlap；

Described trailing wheel elevating mechanism, it includes left rear side installing plate（22）, right lateral side installing plate（23）, upper plate（24）、 Lower plate（25）, back plate（26）, trailing wheel lifting handwheel（27）, bearing block 1（28）, bearing block 2（29）, left axle（30）, right axle（31）、 Sprocket wheel 1（32）, sprocket wheel 2（33）, sprocket wheel 3（34）, sprocket wheel 4（35）, chain 1（36）, bearing block 3（37）, bearing block 4（38）, chain Bar 2（39）, chain 3（40）, sprocket wheel 5（41）, sprocket wheel 6（42）, bearing block 5（43）, bearing block 6（44）, left wing plate（45）, right flank Plate（46）, screw rod 1（47）, screw rod 2（48）, nut 1（49）, nut 2（50）, activity guide plate 1（51）, activity guide plate 2 （52）, fixed guide-rail plate 1（53）, fixed guide-rail plate 2（54）, trailing wheel 1（55）, trailing wheel 2（56）；

Described back plate（26）Upper side and upper plate（24）The rear side position of downside is connected, back plate（26）Downside With lower plate（25）The rear side position of upper side is connected, upper plate（24）Leading flank with close to chair back supporting frame（5）Medium position Trailing flank be connected, lower plate（25）Leading flank with close to chair back supporting frame（5）Medium position trailing flank be connected, positioned at upper Plate（24）Below, upper plate（24）And lower plate（25）It is parallel to each other, upper plate（24）And lower plate（25）Centre position be provided with before Rear to groove, upper plate（24）On groove and lower plate（25）Groove consistency from top to bottom, described left axle（30）Upper end peace Mounted in bearing block 1（28）On, bearing block 1（28）Mounting seat and upper plate（24）Upper side be connected, positioned at close to upper plate（24） Left rear corner at, left axle（30）Lower end be arranged on bearing block 3（37）On, bearing block 3（37）Mounting seat and lower plate（25）'s Upper side is connected, positioned at close to lower plate（25）Left rear corner at, close to upper plate（24）Left axle（30）On, equipped with sprocket wheel 1 （32）, close to bearing block 3（37）Left axle（30）On, equipped with sprocket wheel 3（34）,

Described right axle（31）Upper end and trailing wheel lifting handwheel（27）It is connected, close to trailing wheel lifting handwheel（27）The right side Axle（31）On shaft part, installed in bearing block 2（29）On, bearing block 2（29）Mounting seat and upper plate（24）Upper side be connected, Positioned at close to upper plate（24）Right relief angle at, right axle（31）Lower end be arranged on bearing block 4（38）On, bearing block 4（38）Peace Fill seat and lower plate（25）Upper side be connected, positioned at close to lower plate（25）Right relief angle at, close to upper plate（24）Right axle （31）Shaft part on, equipped with sprocket wheel 2（33）, close to bearing block 4（38）Right axle（31）On shaft part, equipped with sprocket wheel 4（35）, chain Bar 1（36）Installed in sprocket wheel 3（34）With sprocket wheel 4（35）On, form Chain conveyer, sprocket wheel 3（34）With sprocket wheel 4（35）Number of teeth phase Together, left axle（30）And right axle（31）Equal, the described left rear side installing plate of rotating speed（22）It is placed in left U-shaped bending frame（1）A left side Rear side is close to left U-shaped bending frame（1）Back segment at, left rear side installing plate（22）Right flank upper edge at left handrail component （14）In left handrail supporting member left surface be connected, left rear side installing plate（22）Right flank lower edge at left U-shaped roll over Curved frame（1）Hypomere partial left side face be connected, left rear side installing plate（22）Close to the partial right side face of center and seat supporting Frame（3）Partial left side face be connected, described fixation guide-rail plate 1（53）Right flank and left rear side installing plate（22）Left surface It is connected, activity guide plate 1（51）Installed in fixed guide-rail plate 1（53）On, activity guide plate 1（51）Right flank middle part be provided with The groove of above-below direction, activity guide plate 1（51）Lower surface and trailing wheel 1（55）Installing plate upper end be connected, nut 1（49）With Activity guide plate 1（51）Groove bottom top be connected, be placed in activity guide plate 1（51）Groove in, described left wing plate（45）'s Right side and left rear side installing plate（22）Left surface be connected, be disposed adjacent to left rear side installing plate（22）Upper end surface, left wing Plate（45）It is provided with screw rod 1（47）Transitional pore, described bearing block 5（43）Mounting seat and left wing plate（45）Above phase Even, described screw rod 1（47）Upper end and sprocket wheel 5（41）It is connected, close to sprocket wheel 5（41）Do not have threaded screw rod 1（47）Section Top is arranged on bearing block 5（43）On, screwed screw rod 1（47）Section is arranged on nut 1（49）On, form bolt and nut and pass Dynamic, described right lateral side installing plate（23）It is placed in right U-shaped bending frame（2）Right lateral side close to right U-shaped bending frame（2）Back segment Place, right lateral side installing plate（23）Left surface upper edge at right handrail component（15）In right handrail supporting member right flank It is connected, right lateral side installing plate（23）Left surface lower edge at right U-shaped bending frame（2）Hypomere partial right side face be connected, Right lateral side installing plate（23）Close to the partial left side face of center and seat supporting frame（3）Partial right side face be connected, it is described Fixed guide-rail plate 2（54）Left surface and right lateral side installing plate（23）Right flank be connected, activity guide plate 2（52）Installed in solid Determine guide-rail plate 2（54）On, activity guide plate 2（52）Left surface in the middle part of be provided with the groove of above-below direction, activity guide plate 2（52） Lower surface and trailing wheel 2（56）Installing plate upper end be connected, nut 2（50）With activity guide plate 2（52）Groove bottom top It is connected, is placed in activity guide plate 2（52）Groove in, described right wing plate（46）Left side and right lateral side installing plate（23）The right side Side is connected, and is disposed adjacent to right lateral side installing plate（23）Upper end surface, right wing plate（46）It is provided with screw rod 2（48）Transition Hole, described bearing block 6（44）Mounting seat and right wing plate（46）Above be connected, described screw rod 2（48）Upper end and chain Wheel 6（42）It is connected, close to sprocket wheel 6（42）Do not have threaded screw rod 2（48）Section top is arranged on bearing block 6（44）On, carry The screw rod 2 of screw thread（48）Section is arranged on nut 2（50）On, form bolt and nut transmission, chain 2（39）Installed in sprocket wheel 1（32） With sprocket wheel 5（41）On, form Chain conveyer, chain 3（40）Installed in sprocket wheel 2（33）With sprocket wheel 6（42）On, form Chain conveyer；Chain Wheel 1（32）With sprocket wheel 5（41）Gear ratio be equal to sprocket wheel 2（33）With sprocket wheel 6（42）Gear ratio, preferred sprocket wheel 1（32）And chain Wheel 2（33）The number of teeth it is identical, sprocket wheel 5（41）With sprocket wheel 6（42）The number of teeth it is identical；

By rotating trailing wheel lifting handwheel（27）, drive right axle（31）And installed in right axle（31）On sprocket wheel 2（33）With Sprocket wheel 4（35）Rotate, sprocket wheel 4（35）Pass through chain 1（36）Band movable sprocket 3（34）Rotate, sprocket wheel 3（34）Drive left axle（30）Turn It is dynamic, left axle（30）Rotating speed and right axle（31）Rotating speed is equal, right axle（31）On sprocket wheel 2（33）Pass through chain 3（40）Band movable sprocket 6 （42）Rotate, sprocket wheel 6（42）Drive screw rod 2（48）Rotate, screw rod 2（48）Pass through nut 2（50）Activity guide plate 2 can be driven （52）Move up and down, left axle（30）On sprocket wheel 1（32）Pass through chain 2（39）Band movable sprocket 5（41）Rotate, sprocket wheel 5（41）Band Dynamic screw rod 1（47）Rotate, screw rod 1（47）Pass through nut 1（49）Activity guide plate 1 can be driven（51）Move up and down, described spiral shell Bar 1（47）With screw rod 2（48）Thread parameter it is identical, activity guide plate 1（51）With activity guide plate 2（52）Rise or fall Speed it is identical with direction, pass through the upper surface of its installing plate and activity guide plate 1（51）The connected trailing wheel 1 in lower surface（55） With the upper surface by its installing plate and activity guide plate 2（52）The connected trailing wheel 2 in lower surface（56）Rise or fall Speed is identical with direction；

Described stairs climbing device assembly, it includes reducing motor（57）, sprocket wheel 7（58）, chain 4（59）, sprocket wheel 8 （60）, transmission case（61）, shaft coupling 1（62）, shaft coupling 2（63）, right hand helix wheel assembly, left-turn spiral wheel assembly, bearing block 7 （66）, bearing block 8（67）, connecting seat 1（68）, connecting seat 2（69）, connecting seat 3（70）, connecting seat 4（71）, plate in upside （76）, downside back plate（77）, upside back plate（78）, upside foreboard（79）, downside foreboard（80）, left side structure plate（81）, right side structure Plate（82）；

Described right hand helix wheel assembly includes right hand helix wheel shaft（64-1）, right hand helix wheel frame supporting（64-2）、 Right hand helix wheel frame（64-3）With dextrorotation tire（64-4）；Dextrorotation tire（64-4）Installed in right hand helix wheel frame（64-3）It is outer On side, right hand helix wheel frame（64-3）Inner side and right hand helix wheel frame support（64-2）One end be connected, right hand helix wheel frame Supporting（64-2）The other end and right hand helix wheel shaft（64-1）It is connected, described left-turn spiral wheel assembly includes left-turn spiral Wheel shaft（65-1）, left-turn spiral wheel frame supporting（65-2）, left-turn spiral wheel frame（65-3）With left-handed tire（65-4）；Left-handed tire （65-4）Installed in left-turn spiral wheel frame（65-3）Outside on, left-turn spiral wheel frame（65-3）Inner side and left-turn spiral wheel frame Supporting（65-2）One end be connected, left-turn spiral wheel frame supporting（65-2）The other end and left-turn spiral wheel shaft（65-1）It is connected；

Dextrorotation tire（64-4）External diameter and left-handed tire（65-4）External diameter it is equal, cross section parameters correspondence is identical, right Spinning roller tire（64-4）Pitch and left-handed tire（65-4）Pitch is equal, dextrorotation tire（64-4）Head number and left-handed tire （65-4）Head number it is identical, dextrorotation tire（64-4）Rotation direction be dextrorotation, left-handed tire（65-4）Rotation direction be left-handed, dextrorotation spiral shell Spinning roller frame（64-3）External diameter and left-turn spiral wheel frame（65-3）External diameter it is equal, cross section parameters correspondence identical, right hand helix Take turns frame（64-3）Pitch and left-turn spiral wheel frame（65-3）Pitch it is equal, right hand helix wheel frame（64-3）Head number and left-handed Helical wheel frame（65-3）Head number it is identical, right hand helix wheel frame（64-3）Rotation direction be dextrorotation, left-turn spiral wheel frame（65-3）'s Rotation direction is left-handed；

Described left side structure plate（81）With right side structure plate（82）Shape and size are identical, described upside back plate（78）Under Side left side and left side structure plate（81）Upper surface rear portion be connected, upside back plate（78）Downside on the right side of with right side structure plate（82） Upper surface rear portion be connected, described downside back plate（77）Upper side on the left of with left side structure plate（81）Lower surface rear portion phase Even, downside back plate（77）Upper side on the right side of with right side structure plate（82）Lower surface rear portion be connected, described downside foreboard（80） Upper side on the left of with left side structure plate（81）Lower surface front portion be connected, downside foreboard（80）Upper side on the right side of with right side structure plate （82）Lower surface front portion be connected, described upside foreboard（79）Downside on the left of with close to left side structure plate（81）Anterior fillet The left side structure plate at place（81）Upper surface is connected, upside foreboard（79）Downside on the right side of with close to right side structure plate（82）Anterior fillet The right side structure plate at place（82）Upper surface is connected, plate in described upside（76）Downside on the left of with left side structure plate（81）Part Upper surface is connected, positioned at close to upside back plate（78）Front side, plate in described upside（76）Downside on the right side of with right side structure Plate（82）Part upper surface be connected, positioned at close to upside back plate（78）Front side, described reducing motor（57）Pacified by it Fill seat and be arranged on upside back plate（78）Upper side on the right side of, described sprocket wheel 7（58）Installed in reducing motor（57）Power it is defeated Go out on shaft end, described transmission case（61）Include casing, case lid, transmission component, a power input shaft and two power defeated Shaft；The external part of described power input shaft is arranged on transmission case（61）Side, two power output shaft external parts set In transmission case（61）Opposite side, the output speed of two power output shafts is identical, turns on the contrary, two power output shafts and case Equal, the described transmission case of center height of the installation bottom surface of body（61）Bottom surface is installed by it and is arranged on downside back plate（77）Under On side, described sprocket wheel 8（60）Installed in transmission case（61）On the power input shaft of side, chain 4（59）Installed in sprocket wheel 7 （58）With sprocket wheel 8（60）On, Chain conveyer is formed, by described Chain conveyer, reducing motor（57）Power input transmission case （61）, transmission case（61）One output shaft of opposite side passes through shaft coupling 1（62）With right hand helix wheel shaft（64-1）One end phase Even, right hand helix wheel shaft（64-1）The other end be arranged on bearing block 7（66）Bearing on, bearing block 7（66）Mounting seat peace Mounted in downside foreboard（80）The left side of downside, transmission case（61）Another output shaft of opposite side passes through shaft coupling 2（63）With Left-turn spiral wheel shaft（65-1）One end be connected, left-turn spiral wheel shaft（65-1）The other end be arranged on bearing block 8（67）Axle Hold, bearing block 8（67）Mounting seat be arranged on downside foreboard（80）The right side of downside, described connecting seat 1（68）Bottom Seat and upside foreboard（79）Upper side on the left of be connected, described connecting seat 2（69）Base and upside foreboard（79）Upside Right side of face is connected, connecting seat 1（68）With connecting seat 2（69）On be both provided with long connection bearing pin（20）The transition through hole that can pass through, Connecting seat 1（68）On transition through hole axial line and connecting seat 2（69）On transition through hole axial line overlap, described company Joint chair 3（70）Base and upside in plate（76）Upper side center line on the left of be connected, described connecting seat 4（71）Base with it is upper Plate in side（76）Upper side center line on the right side of be connected, connecting seat 3（70）With connecting seat 4（71）On be provided with short connection bearing pin（72） The transition through hole that can pass through, connecting seat 3（70）On transition through hole axial line and connecting seat 4（71）On transition through hole axle Heart line is overlapped；

Its left-handed tire when left-turn spiral wheel in stairs climbing device assembly is rotated（65-4）Friction with stair face is advanced Its dextrorotation tire when component and the rotation of right hand helix wheel（64-4）With stair face friction advance component make a concerted effort, as described A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral climbs building power, drives wheelchair to realize and goes upstairs action or fall stair actions, Its left-handed tire when left-turn spiral wheel is rotated（65-4）The frictional component and right hand helix vertical with direction of advance with stair face Its dextrorotation tire when wheel is rotated（64-4）The friction advance component vertical with direction of advance with stair face is cancelled out each other；

Described connection component, it includes long connection bearing pin（20）, circlip（21）, short connection bearing pin（72）, connection Bolt（73）, nut bracelet 1（74）, nut bracelet 2（75）；

Described long connection bearing pin（20）Forward right side installing plate is penetrated from right-to-left order（19）Upper set transition is led to Hole, connecting seat 2（69）Upper set transition through hole, connecting seat 1（68）Upper set transition through hole and front left side installing plate （18）Upper set transition through hole, described circlip（21）Bearing pin is connected installed in long（20）It is set on the jack-post face of one end On the hole put, described bolt（73）One end be provided with connection ring, connection ring and be provided with short connection bearing pin（72）It can pass through Transition through hole, described short connection bearing pin（72）Connecting seat 4 is penetrated from right-to-left order（71）Upper set transition through hole And bolt（73）One end set connection ring on transition through hole and connecting seat 3（70）Upper set transition through hole, it is described Bolt（73）The other end pass through lower plate（25）Groove and upper plate that centre position is set（24）The groove that centre position is set, Described nut bracelet 2（75）Mounted in connecting bolt（73）On, it is placed in lower plate（25）The downside of lower surface, described nut bracelet 1（74）Mounted in connecting bolt（73）On, it is placed in upper plate（24）The upside of upper surface；

Described electrical apparatus control system, it includes electric appliance box（83）, battery（84）, electric machine controller, charger and control System switch；Described electric appliance box（83）It is built-in with including electric machine controller and charger, is placed in upper plate（24）Upper side it is left front Side, described battery（84）It is placed in upper plate（24）The forward right side of upper side；

Replace sprocket wheel 7 with a pulley concial disk（58）, V belt substitution chain 4（59）, use another V belt Wheel substitution sprocket wheel 8（60）, realize reducing motor（57）Power be transferred to transmission case（61）；

Right hand helix wheel（64）Make into be arranged on left-turn spiral wheel（65）Installation site on, while left-turn spiral wheel （65）Make into be arranged on right hand helix wheel（64）Installation site on, reach using effect；

With reduction box motor and make this power output shaft with reduction box motor and right axle using one（31）Upper end phase Even, while this band reduction box motor is arranged close to upper plate by its mounting seat（24）Right relief angle at, lifted instead of trailing wheel Handwheel（27）, it is electronic elevating mechanism to make trailing wheel elevating mechanism.

The beneficial effects of the present invention are：Friction advance component with stair face and dextrorotation when being rotated using left-turn spiral wheel Making a concerted effort for the friction advance component in during helical wheel rotation and stair face, drives wheelchair realization to go upstairs and acts or fall stair action, By trailing wheel elevating mechanism, easily realize the level road walking motion of the wheeled wheel chair capable of climbing stairway of left-right rotary spiral and climb building action Conversion, Wheelchair structure is simply compact, easy to manufacture, can reach the use requirement of wheelchair, can also reduce being manufactured into for wheelchair This.

Brief description of the drawings：

The present invention is further described with reference to the accompanying drawings and examples.

Fig. 1 is the structure diagram front view of the embodiment of the present invention.

Fig. 2 is to remove after Climbing building device assembly in the embodiment of the present invention but retain connecting seat 1（68）With connecting seat 2（69）'s Structure diagram top view.

Fig. 3 is Climbing building device assembly A in the embodiment of the present invention to revolved view.

Embodiment：

In Fig. 1, Fig. 2, Fig. 3, left U-shaped bending frame（1）, right U-shaped bending frame（2）, seat supporting frame（3）, seat pad （4）, chair back supporting frame（5）, seat back pad（6）, connecting plate（7）, left support plate（8）, right support plate（9）, left universal caster wheel（10）、 Right universal caster wheel（11）, Vehicular left pedal component（12）, right steps component（13）, left handrail component（14）, right handrail component (15), left stroller armrest assembly（16）, right stroller armrest assembly（17）, front left side installing plate（18）, forward right side installing plate（19）、 Long connection bearing pin（20）, circlip（21）, left rear side installing plate（22）, right lateral side installing plate（23）, upper plate（24）, lower plate （25）, back plate（26）, trailing wheel lifting handwheel（27）, bearing block 1（28）, bearing block 2（29）, left axle（30）, right axle（31）, sprocket wheel 1（32）, sprocket wheel 2（33）, sprocket wheel 3（34）, sprocket wheel 4（35）, chain 1（36）, bearing block 3（37）, bearing block 4（38）, chain 2 （39）, chain 3（40）, sprocket wheel 5（41）, sprocket wheel 6（42）, bearing block 5（43）, bearing block 6（44）, left wing plate（45）, right wing plate （46）, screw rod 1（47）, screw rod 2（48）, nut 1（49）, nut 2（50）, activity guide plate 1（51）, activity guide plate 2（52）、 Fixed guide-rail plate 1（53）, fixed guide-rail plate 2（54）, trailing wheel 1（55）, trailing wheel 2（56）, reducing motor（57）, sprocket wheel 7（58）, chain Bar 4（59）, sprocket wheel 8（60）, transmission case（61）, shaft coupling 1（62）, shaft coupling 2（63）, right hand helix wheel shaft（64-1）, dextrorotation Helical wheel frame is supported（64-2）, right hand helix wheel frame（64-3）, dextrorotation tire（64-4）, left-turn spiral wheel shaft（65-1）, it is left-handed Helical wheel frame is supported（65-2）, left-turn spiral wheel frame（65-3）, left-handed tire（65-4）, bearing block 7（66）, bearing block 8（67）、 Connecting seat 1（68）, connecting seat 2（69）, connecting seat 3（70）, connecting seat 4（71）, short connection bearing pin（72）, connecting bolt（73）、 Nut bracelet 1（74）, nut bracelet 2（75）, plate in upside（76）, downside back plate（77）, upside back plate（78）, upside foreboard （79）, downside foreboard（80）, left side structure plate（81）, right side structure plate（82）, electric appliance box（83）, battery（84）.

In the embodiment shown in Fig. 1, Fig. 2, Fig. 3, a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it includes wheelchair Body, trailing wheel elevating mechanism, stairs climbing device assembly, connection component and electrical apparatus control system.

Described seat pad（4）It is placed in seat supporting frame（3）Above, seat supporting frame（3）The left front angular position in bottom surface With left U-shaped bending frame（1）One end be connected, seat supporting frame（3）The left back angular position in bottom surface and left U-shaped bending frame（1）It is another One end is connected, seat supporting frame（3）The right anterior angle position in bottom surface and right U-shaped bending frame（2）One end be connected, seat supporting frame （3）The right relief angle position in bottom surface and right U-shaped bending frame（2）The other end be connected；

Described seat back pad（6）It is placed in chair back supporting frame（5）Above, chair back supporting frame（5）Lower surface left-hand portion with Seat supporting frame（3）The left back angular position in upper surface be connected, chair back supporting frame（5）Lower surface on the right side of position and seat supporting frame （3）The right relief angle position in upper surface be connected；

Described left handrail component（14）Including left handrail pad and left handrail supporting member, left handrail pad is placed in left handrail supporting Above part, rear end face and the chair back supporting frame of left handrail supporting member（5）It is connected on the left of the front end face of medium height position, Right handrail component（15）Including right handrail pad and right handrail supporting member, right handrail pad is placed in above right handrail supporting member, and the right side is helped The rear end face of hand supporting member and chair back supporting frame（5）It is connected on the right side of the front end face of medium height position；

Described connecting plate（7）It is placed in left U-shaped bending frame（1）With right U-shaped bending frame（2）Leading flank middle and lower part position, Connecting plate（7）Trailing flank on the left of with left U-shaped bending frame（1）Leading flank middle and lower part position be connected, connecting plate（7）Trailing flank Right side and right U-shaped bending frame（2）Leading flank middle and lower part position be connected, described left support plate（8）Rear end face and connecting plate （7）Leading flank on the left of be connected, left support plate（8）Lower surface and left universal caster wheel（10）Installing plate upper surface be connected, institute The right support plate stated（9）Rear end face and connecting plate（7）Leading flank on the right side of be connected, right support plate（9）Lower surface with the right side ten thousand To castor（11）Installing plate upper surface be connected；

Described Vehicular left pedal component（12）In connector rear end face and seat supporting frame（3）Front end face on the left of phase Even, described right steps component（13）In connector rear end face and seat supporting frame（3）Front end face on the right side of be connected；

Described left stroller armrest assembly（16）With right stroller armrest assembly（17）It is respectively placed in upper plate（24）Upper side The rear side of left and right two, left stroller armrest assembly（16）Lower surface and upper plate by left stroller handrail connector（24）It is connected, the right side is pushed away Car armrest assembly（17）Lower surface and upper plate by right stroller handrail connector（24）It is connected；Close to left stroller armrest assembly （16）Upper bend arm rest be provided with controlling switch in electrical apparatus control system, or close to right stroller armrest assembly（17） Upper bend arm rest be provided with controlling switch in electrical apparatus control system；

Described front left side installing plate（18）It is placed in left U-shaped bending frame（1）Front left side, while with left U-shaped bending frame（1） Leading portion left surface and left U-shaped bending frame（1）Hypomere left surface on front side of and seat supporting frame（3）Left surface on front side of be connected, Described forward right side installing plate（19）It is placed in right U-shaped bending frame（2）Forward right side, at the same with right U-shaped bending frame（2）Leading portion on the right side of Face and right U-shaped bending frame（2）Hypomere right flank on front side of and seat supporting frame（3）Right flank on front side of be connected, front left side install Plate（18）On be provided with long connection bearing pin（20）The transition through hole that can pass through, forward right side installing plate（19）On be provided with long connecting pin Axle（20）The transition through hole that can pass through, front left side installing plate（18）On transition through hole axial line and forward right side installing plate（19） On transition through hole axial line overlap.

Described back plate（26）Upper side and upper plate（24）The rear side position of downside is connected, back plate（26）Downside With lower plate（25）The rear side position of upper side is connected, upper plate（24）Leading flank with close to chair back supporting frame（5）Medium position Trailing flank be connected, lower plate（25）Leading flank with close to chair back supporting frame（5）Medium position trailing flank be connected, positioned at upper Plate（24）Below, upper plate（24）And lower plate（25）It is parallel to each other, upper plate（24）And lower plate（25）Centre position be provided with before Rear to groove, upper plate（24）On groove and lower plate（25）Groove consistency from top to bottom；

Described left axle（30）Upper end be arranged on bearing block 1（28）On, bearing block 1（28）Mounting seat and upper plate（24） Upper side be connected, positioned at close to upper plate（24）Left rear corner at, left axle（30）Lower end be arranged on bearing block 3（37）On, axle Bearing 3（37）Mounting seat and lower plate（25）Upper side be connected, positioned at close to lower plate（25）Left rear corner at, close to upper plate （24）Left axle（30）On, equipped with sprocket wheel 1（32）, close to bearing block 3（37）Left axle（30）On, equipped with sprocket wheel 3（34）；

Described right axle（31）Upper end and trailing wheel lifting handwheel（27）It is connected, close to trailing wheel lifting handwheel（27）The right side Axle（31）On shaft part, installed in bearing block 2（29）On, bearing block 2（29）Mounting seat and upper plate（24）Upper side be connected, Positioned at close to upper plate（24）Right relief angle at, right axle（31）Lower end be arranged on bearing block 4（38）On, bearing block 4（38）Peace Fill seat and lower plate（25）Upper side be connected, positioned at close to lower plate（25）Right relief angle at, close to upper plate（24）Right axle （31）Shaft part on, equipped with sprocket wheel 2（33）, close to bearing block 4（38）Right axle（31）On shaft part, equipped with sprocket wheel 4（35）, chain Bar 1（36）Installed in sprocket wheel 3（34）With sprocket wheel 4（35）On, form Chain conveyer, sprocket wheel 3（34）With sprocket wheel 4（35）Number of teeth phase Together, left axle（30）And right axle（31）Rotating speed it is equal；

Described left rear side installing plate（22）It is placed in left U-shaped bending frame（1）Left rear side close to left U-shaped bending frame（1）'s At back segment, left rear side installing plate（22）Right flank upper edge at left handrail component（14）In left handrail supporting member a left side Side is connected, left rear side installing plate（22）Right flank lower edge at left U-shaped bending frame（1）Hypomere partial left side face phase Even, left rear side installing plate（22）Close to the partial right side face of center and seat supporting frame（3）Partial left side face be connected；

Described fixation guide-rail plate 1（53）Right flank and left rear side installing plate（22）Left surface be connected, movable guiding rail Plate 1（51）Installed in fixed guide-rail plate 1（53）On, activity guide plate 1（51）Right flank middle part be provided with the groove of above-below direction, Activity guide plate 1（51）Lower surface and trailing wheel 1（55）Installing plate upper end be connected, nut 1（49）With activity guide plate 1 （51）Groove bottom top be connected, be placed in activity guide plate 1（51）Groove in, described left wing plate（45）Right side with it is left back Side installing plate（22）Left surface be connected, be disposed adjacent to left rear side installing plate（22）Upper end surface, left wing plate（45）It is provided with Screw rod 1（47）Transitional pore, described bearing block 5（43）Mounting seat and left wing plate（45）Above be connected, described screw rod 1 （47）Upper end and sprocket wheel 5（41）It is connected, close to sprocket wheel 5（41）Do not have threaded screw rod 1（47）Section top is arranged on bearing Seat 5（43）On, screwed screw rod 1（47）Section is arranged on nut 1（49）On, form bolt and nut transmission；

Described right lateral side installing plate（23）It is placed in right U-shaped bending frame（2）Right lateral side close to right U-shaped bending frame（2）'s At back segment, right lateral side installing plate（23）Left surface upper edge at right handrail component（15）In right handrail supporting member the right side Side is connected, right lateral side installing plate（23）Left surface lower edge at right U-shaped bending frame（2）Hypomere partial right side face phase Even, right lateral side installing plate（23）Close to the partial left side face of center and seat supporting frame（3）Partial right side face be connected；

Described fixation guide-rail plate 2（54）Left surface and right lateral side installing plate（23）Right flank be connected, movable guiding rail Plate 2（52）Installed in fixed guide-rail plate 2（54）On, activity guide plate 2（52）Left surface in the middle part of be provided with the groove of above-below direction, Activity guide plate 2（52）Lower surface and trailing wheel 2（56）Installing plate upper end be connected, nut 2（50）With activity guide plate 2 （52）Groove bottom top be connected, be placed in activity guide plate 2（52）Groove in, described right wing plate（46）Left side with it is right after Side installing plate（23）Right flank be connected, be disposed adjacent to right lateral side installing plate（23）Upper end surface, right wing plate（46）It is provided with Screw rod 2（48）Transitional pore, described bearing block 6（44）Mounting seat and right wing plate（46）Above be connected, described screw rod 2 （48）Upper end and sprocket wheel 6（42）It is connected, close to sprocket wheel 6（42）Do not have threaded screw rod 2（48）Section top is arranged on bearing Seat 6（44）On, screwed screw rod 2（48）Section is arranged on nut 2（50）On, form bolt and nut transmission；

Chain 2（39）Installed in sprocket wheel 1（32）With sprocket wheel 5（41）On, form Chain conveyer, chain 3（40）Installed in sprocket wheel 2 （33）With sprocket wheel 6（42）On, form Chain conveyer；Sprocket wheel 1（32）With sprocket wheel 5（41）Gear ratio be equal to sprocket wheel 2（33）With sprocket wheel 6 （42）Gear ratio, preferred sprocket wheel 1（32）With sprocket wheel 2（33）The number of teeth it is identical, sprocket wheel 5（41）With sprocket wheel 6（42）Number of teeth phase Together；

By rotating trailing wheel lifting handwheel（27）, drive right axle（31）And installed in right axle（31）On sprocket wheel 2（33）With Sprocket wheel 4（35）Rotate, sprocket wheel 4（35）Pass through chain 1（36）Band movable sprocket 3（34）Rotate, sprocket wheel 3（34）Drive left axle（30）Turn It is dynamic, left axle（30）Rotating speed and right axle（31）Rotating speed is equal, right axle（31）On sprocket wheel 2（33）Pass through chain 3（40）Band movable sprocket 6 （42）Rotate, sprocket wheel 6（42）Drive screw rod 2（48）Rotate, screw rod 2（48）Pass through nut 2（50）Activity guide plate 2 can be driven （52）Move up and down, left axle（30）On sprocket wheel 1（32）Pass through chain 2（39）Band movable sprocket 5（41）Rotate, sprocket wheel 5（41）Band Dynamic screw rod 1（47）Rotate, screw rod 1（47）Pass through nut 1（49）Activity guide plate 1 can be driven（51）Move up and down, described spiral shell Bar 1（47）With screw rod 2（48）Thread parameter it is identical, activity guide plate 1（51）With activity guide plate 2（52）Rise or fall Speed it is identical with direction, pass through the upper surface of its installing plate and activity guide plate 1（51）The connected trailing wheel 1 in lower surface（55） With the upper surface by its installing plate and activity guide plate 2（52）The connected trailing wheel 2 in lower surface（56）Rise or fall Speed is identical with direction.

Described right hand helix wheel assembly includes right hand helix wheel shaft（64-1）, right hand helix wheel frame supporting（64-2）、 Right hand helix wheel frame（64-3）With dextrorotation tire（64-4）；Dextrorotation tire（64-4）Installed in right hand helix wheel frame（64-3）It is outer On side, right hand helix wheel frame（64-3）Inner side and right hand helix wheel frame support（64-2）One end be connected, right hand helix wheel frame Supporting（64-2）The other end and right hand helix wheel shaft（64-1）It is connected；

Described left-turn spiral wheel assembly includes left-turn spiral wheel shaft（65-1）, left-turn spiral wheel frame supporting（65-2）、 Left-turn spiral wheel frame（65-3）With left-handed tire（65-4）；Left-handed tire（65-4）Installed in left-turn spiral wheel frame（65-3）It is outer On side, left-turn spiral wheel frame（65-3）Inner side and left-turn spiral wheel frame support（65-2）One end be connected, left-turn spiral wheel frame Supporting（65-2）The other end and left-turn spiral wheel shaft（65-1）It is connected；

Dextrorotation tire（64-4）External diameter and left-handed tire（65-4）External diameter it is equal, cross section parameters correspondence is identical, right Spinning roller tire（64-4）Pitch and left-handed tire（65-4）Pitch is equal, dextrorotation tire（64-4）Head number and left-handed tire （65-4）Head number it is identical, dextrorotation tire（64-4）Rotation direction be dextrorotation, left-handed tire（65-4）Rotation direction to be left-handed；

Right hand helix wheel frame（64-3）External diameter and left-turn spiral wheel frame（65-3）External diameter it is equal, cross section parameters correspondence It is identical, right hand helix wheel frame（64-3）Pitch and left-turn spiral wheel frame（65-3）Pitch it is equal, right hand helix wheel frame（64- 3）Head number and left-turn spiral wheel frame（65-3）Head number it is identical, right hand helix wheel frame（64-3）Rotation direction be dextrorotation, left-handed spiral shell Spinning roller frame（65-3）Rotation direction to be left-handed；

Described left side structure plate（81）With right side structure plate（82）Shape and size are identical, described upside back plate（78）Under Side left side and left side structure plate（81）Upper surface rear portion be connected, upside back plate（78）Downside on the right side of with right side structure plate（82） Upper surface rear portion be connected, described downside back plate（77）Upper side on the left of with left side structure plate（81）Lower surface rear portion phase Even, downside back plate（77）Upper side on the right side of with right side structure plate（82）Lower surface rear portion be connected, described downside foreboard（80） Upper side on the left of with left side structure plate（81）Lower surface front portion be connected, downside foreboard（80）Upper side on the right side of with right side structure plate （82）Lower surface front portion be connected, described upside foreboard（79）Downside on the left of with close to left side structure plate（81）Anterior fillet The left side structure plate at place（81）Upper surface is connected, upside foreboard（79）Downside on the right side of with close to right side structure plate（82）Anterior fillet The right side structure plate at place（82）Upper surface is connected, plate in described upside（76）Downside on the left of with left side structure plate（81）Part Upper surface is connected, positioned at close to upside back plate（78）Front side, plate in described upside（76）Downside on the right side of with right side structure Plate（82）Part upper surface be connected, positioned at close to upside back plate（78）Front side；

Described reducing motor（57）Upside back plate is arranged on by its mounting seat（78）Upper side on the right side of, described chain Wheel 7（58）Installed in reducing motor（57）Power output shaft end on, described transmission case（61）Include casing, case lid, biography Dynamic component, a power input shaft and two power output shafts；The external part of described power input shaft is arranged on transmission case （61）Side, two power output shaft external parts are arranged on transmission case（61）Opposite side, the output of two power output shafts Rotating speed is identical, turns on the contrary, two power output shafts transmission case equal, described with the center height of the installation bottom surface of casing（61） Bottom surface is installed by it and is arranged on downside back plate（77）Downside on, described sprocket wheel 8（60）Installed in transmission case（61）One On the power input shaft of side, chain 4（59）Installed in sprocket wheel 7（58）With sprocket wheel 8（60）On, Chain conveyer is formed, by described Chain conveyer, reducing motor（57）Power input transmission case（61）, transmission case（61）One output shaft of opposite side passes through connection Axle device 1（62）With right hand helix wheel shaft（64-1）One end be connected, right hand helix wheel shaft（64-1）The other end be arranged on bearing Seat 7（66）Bearing on, bearing block 7（66）Mounting seat be arranged on downside foreboard（80）The left side of downside, transmission case（61） Another output shaft of opposite side passes through shaft coupling 2（63）With left-turn spiral wheel shaft（65-1）One end be connected, left-turn spiral wheel Axle（65-1）The other end be arranged on bearing block 8（67）Bearing on, bearing block 8（67）Mounting seat be arranged on downside foreboard （80）The right side of downside, described connecting seat 1（68）Base and upside foreboard（79）Upper side on the left of be connected, it is described Connecting seat 2（69）Base and upside foreboard（79）Upper side on the right side of be connected, connecting seat 1（68）With connecting seat 2（69）On all It is provided with long connection bearing pin（20）The transition through hole that can pass through, connecting seat 1（68）On transition through hole axial line and connecting seat 2 （69）On transition through hole axial line overlap, described connecting seat 3（70）Base and upside in plate（76）Upper side in It is connected on the left of line, described connecting seat 4（71）Base and upside in plate（76）Upper side center line on the right side of be connected, connecting seat 3 （70）With connecting seat 4（71）On be provided with short connection bearing pin（72）The transition through hole that can pass through, connecting seat 3（70）On transition lead to The axial line in hole and connecting seat 4（71）On transition through hole axial line overlap；

Its left-handed tire when left-turn spiral wheel in stairs climbing device assembly is rotated（65-4）Friction with stair face is advanced Its dextrorotation tire when component and the rotation of right hand helix wheel（64-4）With stair face friction advance component make a concerted effort, as described A kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral climbs building power, drives wheelchair to realize and goes upstairs action or fall stair actions, Its left-handed tire when left-turn spiral wheel is rotated（65-4）The frictional component and right hand helix vertical with direction of advance with stair face Its dextrorotation tire when wheel is rotated（64-4）The friction advance component vertical with direction of advance with stair face is cancelled out each other.

Described long connection bearing pin（20）Forward right side installing plate is penetrated from right-to-left order（19）Upper set transition is led to Hole, connecting seat 2（69）Upper set transition through hole, connecting seat 1（68）Upper set transition through hole and front left side installing plate （18）Upper set transition through hole, described circlip（21）Bearing pin is connected installed in long（20）It is set on the jack-post face of one end On the hole put, described bolt（73）One end be provided with connection ring, connection ring and be provided with short connection bearing pin（72）It can pass through Transition through hole, described short connection bearing pin（72）Connecting seat 4 is penetrated from right-to-left order（71）Upper set transition through hole And bolt（73）One end set connection ring on transition through hole and connecting seat 3（70）Upper set transition through hole, it is described Bolt（73）The other end pass through lower plate（25）Groove and upper plate that centre position is set（24）The groove that centre position is set, Described nut bracelet 2（75）Mounted in connecting bolt（73）On, it is placed in lower plate（25）The downside of lower surface, described nut bracelet 1（74）Mounted in connecting bolt（73）On, it is placed in upper plate（24）The upside of upper surface.

Described electrical apparatus control system, it includes electric appliance box（83）, battery（84）, electric machine controller, charger and control System switch；Described electric appliance box（83）It is built-in with including electric machine controller and charger, is placed in upper plate（24）Upper side it is left front Side, described battery（84）It is placed in upper plate（24）The forward right side of upper side.

Claims

1. a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral, it is total that it includes wheelchair body, trailing wheel elevating mechanism, stairs climbing device Into, connection component and electrical apparatus control system；It is characterized in that：Described wheelchair body, it includes left U-shaped bending frame（1）, right U-shaped Bending frame（2）, seat supporting frame（3）, seat pad（4）, chair back supporting frame（5）, seat back pad（6）, connecting plate（7）, left support plate （8）, right support plate（9）, left universal caster wheel（10）, right universal caster wheel（11）, Vehicular left pedal component（12）, right steps component （13）, left handrail component（14）, right handrail component (15), left stroller armrest assembly（16）, right stroller armrest assembly（17）, it is left Installed in front plate（18）, forward right side installing plate（19）；

Described seat pad（4）It is placed in seat supporting frame（3）Above, seat supporting frame（3）The left front angular position in bottom surface and left U Shape bending frame（1）One end be connected, seat supporting frame（3）The left back angular position in bottom surface and left U-shaped bending frame（1）Other end phase Even, seat supporting frame（3）The right anterior angle position in bottom surface and right U-shaped bending frame（2）One end be connected, seat supporting frame（3）Bottom The right relief angle position in face and right U-shaped bending frame（2）The other end be connected, described seat back pad（6）It is placed in chair back supporting frame（5）Before Face, chair back supporting frame（5）Lower surface left-hand portion and seat supporting frame（3）The left back angular position in upper surface be connected, chair back branch Support frame（5）Lower surface on the right side of position and seat supporting frame（3）The right relief angle position in upper surface be connected, described left handrail component （14）Including left handrail pad and left handrail supporting member, left handrail pad is placed in above left handrail supporting member, left handrail supporting member Rear end face and chair back supporting frame（5）It is connected on the left of the front end face of medium height position, right handrail component（15）Helped including the right side Hand pad and right handrail supporting member, right handrail pad are placed in above right handrail supporting member, the rear end face and the chair back of right handrail supporting member Supporting frame（5）It is connected on the right side of the front end face of medium height position, described connecting plate（7）It is placed in left U-shaped bending frame（1）With Right U-shaped bending frame（2）Leading flank middle and lower part position, connecting plate（7）Trailing flank on the left of with left U-shaped bending frame（1）Front side Face middle and lower part position is connected, connecting plate（7）Trailing flank on the right side of with right U-shaped bending frame（2）Leading flank middle and lower part position be connected, Described left support plate（8）Rear end face and connecting plate（7）Leading flank on the left of be connected, left support plate（8）Lower surface with it is left Universal caster wheel（10）Installing plate upper surface be connected, described right support plate（9）Rear end face and connecting plate（7）Leading flank it is right Side is connected, right support plate（9）Lower surface and right universal caster wheel（11）Installing plate upper surface be connected, described Vehicular left pedal group Part（12）In connector rear end face and seat supporting frame（3）Front end face on the left of be connected, described right steps component （13）In connector rear end face and seat supporting frame（3）Front end face on the right side of be connected, described left stroller armrest assembly （16）With right stroller armrest assembly（17）It is respectively placed in upper plate（24）The rear side of left and right two of upper side, left stroller armrest assembly（16） Lower surface and upper plate by left stroller handrail connector（24）It is connected, right stroller armrest assembly（17）Connected by right stroller handrail The lower surface of fitting and upper plate（24）It is connected；Close to left stroller armrest assembly（16）Upper bend arm rest be provided with electrical equipment Controlling switch in control system, or close to right stroller armrest assembly（17）Upper bend arm rest be provided with electrical equipment control Controlling switch in system, described front left side installing plate（18）It is placed in left U-shaped bending frame（1）Front left side, while and left U-shaped Bending frame（1）Leading portion left surface and left U-shaped bending frame（1）Hypomere left surface on front side of and seat supporting frame（3）Left surface Front side is connected, described forward right side installing plate（19）It is placed in right U-shaped bending frame（2）Forward right side, at the same with right U-shaped bending frame（2） Leading portion right flank and right U-shaped bending frame（2）Hypomere right flank on front side of and seat supporting frame（3）Right flank on front side of be connected, Front left side installing plate（18）On be provided with long connection bearing pin（20）The transition through hole that can pass through, forward right side installing plate（19）It is upper to set There is long connection bearing pin（20）The transition through hole that can pass through, front left side installing plate（18）On transition through hole axial line and forward right side Installing plate（19）On transition through hole axial line overlap；

Described trailing wheel elevating mechanism, it includes left rear side installing plate（22）, right lateral side installing plate（23）, upper plate（24）, lower plate （25）, back plate（26）, trailing wheel lifting handwheel（27）, bearing block 1（28）, bearing block 2（29）, left axle（30）, right axle（31）, sprocket wheel 1（32）, sprocket wheel 2（33）, sprocket wheel 3（34）, sprocket wheel 4（35）, chain 1（36）, bearing block 3（37）, bearing block 4（38）, chain 2 （39）, chain 3（40）, sprocket wheel 5（41）, sprocket wheel 6（42）, bearing block 5（43）, bearing block 6（44）, left wing plate（45）, right wing plate （46）, screw rod 1（47）, screw rod 2（48）, nut 1（49）, nut 2（50）, activity guide plate 1（51）, activity guide plate 2（52）、 Fixed guide-rail plate 1（53）, fixed guide-rail plate 2（54）, trailing wheel 1（55）, trailing wheel 2（56）；

Described back plate（26）Upper side and upper plate（24）The rear side position of downside is connected, back plate（26）Downside with Plate（25）The rear side position of upper side is connected, upper plate（24）Leading flank with close to chair back supporting frame（5）Medium position after Side is connected, lower plate（25）Leading flank with close to chair back supporting frame（5）Medium position trailing flank be connected, positioned at upper plate （24）Below, upper plate（24）And lower plate（25）It is parallel to each other, upper plate（24）And lower plate（25）Centre position be provided with before and after The groove in direction, upper plate（24）On groove and lower plate（25）Groove consistency from top to bottom, described left axle（30）Upper end install In bearing block 1（28）On, bearing block 1（28）Mounting seat and upper plate（24）Upper side be connected, positioned at close to upper plate（24）'s At left rear corner, left axle（30）Lower end be arranged on bearing block 3（37）On, bearing block 3（37）Mounting seat and lower plate（25）It is upper Side is connected, positioned at close to lower plate（25）Left rear corner at, close to upper plate（24）Left axle（30）On, equipped with sprocket wheel 1（32）, Close to bearing block 3（37）Left axle（30）On, equipped with sprocket wheel 3（34）, described right axle（31）Upper end and trailing wheel lift hand Wheel（27）It is connected, close to trailing wheel lifting handwheel（27）Right axle（31）On shaft part, installed in bearing block 2（29）On, bearing Seat 2（29）Mounting seat and upper plate（24）Upper side be connected, positioned at close to upper plate（24）Right relief angle at, right axle（31）Under End is arranged on bearing block 4（38）On, bearing block 4（38）Mounting seat and lower plate（25）Upper side be connected, positioned at close to lower plate （25）Right relief angle at, close to upper plate（24）Right axle（31）Shaft part on, equipped with sprocket wheel 2（33）, close to bearing block 4 （38）Right axle（31）On shaft part, equipped with sprocket wheel 4（35）, chain 1（36）Installed in sprocket wheel 3（34）With sprocket wheel 4（35）On, formed Chain conveyer, sprocket wheel 3（34）With sprocket wheel 4（35）The number of teeth it is identical, left axle（30）And right axle（31）Rotating speed it is equal, described is left back Side installing plate（22）It is placed in left U-shaped bending frame（1）Left rear side close to left U-shaped bending frame（1）Back segment at, left rear side installing plate （22）Right flank upper edge at left handrail component（14）In left handrail supporting member left surface be connected, left rear side install Plate（22）Right flank lower edge at left U-shaped bending frame（1）Hypomere partial left side face be connected, left rear side installing plate（22） Close to the partial right side face of center and seat supporting frame（3）Partial left side face be connected, described fixation guide-rail plate 1（53）'s Right flank and left rear side installing plate（22）Left surface be connected, activity guide plate 1（51）Installed in fixed guide-rail plate 1（53）On, Activity guide plate 1（51）Right flank middle part be provided with the groove of above-below direction, activity guide plate 1（51）Lower surface and trailing wheel 1 （55）Installing plate upper end be connected, nut 1（49）With activity guide plate 1（51）Groove bottom top be connected, the activity of being placed in is led Rail plate 1（51）Groove in, described left wing plate（45）Right side and left rear side installing plate（22）Left surface be connected, be placed in and lean on Nearly left rear side installing plate（22）Upper end surface, left wing plate（45）It is provided with screw rod 1（47）Transitional pore, described bearing block 5 （43）Mounting seat and left wing plate（45）Above be connected, described screw rod 1（47）Upper end and sprocket wheel 5（41）It is connected, it is close Sprocket wheel 5（41）Do not have threaded screw rod 1（47）Section top is arranged on bearing block 5（43）On, screwed screw rod 1（47）Section Installed in nut 1（49）On, form bolt and nut transmission, described right lateral side installing plate（23）It is placed in right U-shaped bending frame（2）'s Right lateral side is close to right U-shaped bending frame（2）Back segment at, right lateral side installing plate（23）Left surface upper edge at right handrail group Part（15）In right handrail supporting member right flank be connected, right lateral side installing plate（23）Left surface lower edge at right U-shaped Bending frame（2）Hypomere partial right side face be connected, right lateral side installing plate（23）Close to the partial left side face of center and seat branch Support frame（3）Partial right side face be connected, described fixation guide-rail plate 2（54）Left surface and right lateral side installing plate（23）Right side Face is connected, activity guide plate 2（52）Installed in fixed guide-rail plate 2（54）On, activity guide plate 2（52）Left surface in the middle part of set There are the groove of above-below direction, activity guide plate 2（52）Lower surface and trailing wheel 2（56）Installing plate upper end be connected, nut 2（50） With activity guide plate 2（52）Groove bottom top be connected, be placed in activity guide plate 2（52）Groove in, described right wing plate（46） Left side and right lateral side installing plate（23）Right flank be connected, be disposed adjacent to right lateral side installing plate（23）Upper end surface, it is right Wing plate（46）It is provided with screw rod 2（48）Transitional pore, described bearing block 6（44）Mounting seat and right wing plate（46）Above phase Even, described screw rod 2（48）Upper end and sprocket wheel 6（42）It is connected, close to sprocket wheel 6（42）Do not have threaded screw rod 2（48）Section Top is arranged on bearing block 6（44）On, screwed screw rod 2（48）Section is arranged on nut 2（50）On, form bolt and nut and pass It is dynamic, chain 2（39）Installed in sprocket wheel 1（32）With sprocket wheel 5（41）On, form Chain conveyer, chain 3（40）Installed in sprocket wheel 2（33） With sprocket wheel 6（42）On, form Chain conveyer；Sprocket wheel 1（32）With sprocket wheel 5（41）Gear ratio be equal to sprocket wheel 2（33）With sprocket wheel 6（42） Gear ratio, sprocket wheel 1（32）With sprocket wheel 2（33）The number of teeth it is identical, sprocket wheel 5（41）With sprocket wheel 6（42）The number of teeth it is identical；

By rotating trailing wheel lifting handwheel（27）, drive right axle（31）And installed in right axle（31）On sprocket wheel 2（33）With sprocket wheel 4 （35）Rotate, sprocket wheel 4（35）Pass through chain 1（36）Band movable sprocket 3（34）Rotate, sprocket wheel 3（34）Drive left axle（30）Rotate, it is left Axle（30）Rotating speed and right axle（31）Rotating speed is equal, right axle（31）On sprocket wheel 2（33）Pass through chain 3（40）Band movable sprocket 6（42） Rotate, sprocket wheel 6（42）Drive screw rod 2（48）Rotate, screw rod 2（48）Pass through nut 2（50）Activity guide plate 2 can be driven（52）On Lower motion, left axle（30）On sprocket wheel 1（32）Pass through chain 2（39）Band movable sprocket 5（41）Rotate, sprocket wheel 5（41）Drive screw rod 1 （47）Rotate, screw rod 1（47）Pass through nut 1（49）Activity guide plate 1 can be driven（51）Move up and down, described screw rod 1（47） With screw rod 2（48）Thread parameter it is identical, activity guide plate 1（51）With activity guide plate 2（52）The speed risen or fallen It is identical with direction, pass through upper surface and the activity guide plate 1 of its installing plate（51）The connected trailing wheel 1 in lower surface（55）With pass through The upper surface of its installing plate and activity guide plate 2（52）The connected trailing wheel 2 in lower surface（56）The speed risen or fallen and Direction is identical；

Described stairs climbing device assembly, it includes reducing motor（57）, sprocket wheel 7（58）, chain 4（59）, sprocket wheel 8（60）, pass Dynamic case（61）, shaft coupling 1（62）, shaft coupling 2（63）, right hand helix wheel assembly, left-turn spiral wheel assembly, bearing block 7（66）, axle Bearing 8（67）, connecting seat 1（68）, connecting seat 2（69）, connecting seat 3（70）, connecting seat 4（71）, plate in upside（76）, behind downside Plate（77）, upside back plate（78）, upside foreboard（79）, downside foreboard（80）, left side structure plate（81）, right side structure plate（82）；

Described right hand helix wheel assembly includes right hand helix wheel shaft（64-1）, right hand helix wheel frame supporting（64-2）, dextrorotation Helical wheel frame（64-3）With dextrorotation tire（64-4）；Dextrorotation tire（64-4）Installed in right hand helix wheel frame（64-3）Outside On, right hand helix wheel frame（64-3）Inner side and right hand helix wheel frame support（64-2）One end be connected, right hand helix wheel frame branch Hold（64-2）The other end and right hand helix wheel shaft（64-1）It is connected, described left-turn spiral wheel assembly includes left-turn spiral wheel Axle（65-1）, left-turn spiral wheel frame supporting（65-2）, left-turn spiral wheel frame（65-3）With left-handed tire（65-4）；Left-handed tire （65-4）Installed in left-turn spiral wheel frame（65-3）Outside on, left-turn spiral wheel frame（65-3）Inner side and left-turn spiral wheel frame Supporting（65-2）One end be connected, left-turn spiral wheel frame supporting（65-2）The other end and left-turn spiral wheel shaft（65-1）It is connected；

Dextrorotation tire（64-4）External diameter and left-handed tire（65-4）External diameter it is equal, cross section parameters correspondence identical, dextrorotation wheel Tire（64-4）Pitch and left-handed tire（65-4）Pitch is equal, dextrorotation tire（64-4）Head number and left-handed tire（65-4） Head number it is identical, dextrorotation tire（64-4）Rotation direction be dextrorotation, left-handed tire（65-4）Rotation direction be left-handed, right hand helix wheel frame （64-3）External diameter and left-turn spiral wheel frame（65-3）External diameter it is equal, cross section parameters correspondence identical, right hand helix wheel frame （64-3）Pitch and left-turn spiral wheel frame（65-3）Pitch it is equal, right hand helix wheel frame（64-3）Head number and left-turn spiral Take turns frame（65-3）Head number it is identical, right hand helix wheel frame（64-3）Rotation direction be dextrorotation, left-turn spiral wheel frame（65-3）Rotation direction To be left-handed；

Described left side structure plate（81）With right side structure plate（82）Shape and size are identical, described upside back plate（78）Downside Left side and left side structure plate（81）Upper surface rear portion be connected, upside back plate（78）Downside on the right side of with right side structure plate（82）It is upper End face rear portion is connected, described downside back plate（77）Upper side on the left of with left side structure plate（81）Lower surface rear portion be connected, under Side back plate（77）Upper side on the right side of with right side structure plate（82）Lower surface rear portion be connected, described downside foreboard（80）Upside Left side of face and left side structure plate（81）Lower surface front portion be connected, downside foreboard（80）Upper side on the right side of with right side structure plate（82）'s Lower surface front portion is connected, described upside foreboard（79）Downside on the left of with close to left side structure plate（81）A left side at anterior fillet Side structure plate（81）Upper surface is connected, upside foreboard（79）Downside on the right side of with close to right side structure plate（82）The right side at anterior fillet Side structure plate（82）Upper surface is connected, plate in described upside（76）Downside on the left of with left side structure plate（81）Part upper surface It is connected, positioned at close to upside back plate（78）Front side, plate in described upside（76）Downside on the right side of with right side structure plate（82） Part upper surface be connected, positioned at close to upside back plate（78）Front side, described reducing motor（57）Pacified by its mounting seat Mounted in upside back plate（78）Upper side on the right side of, described sprocket wheel 7（58）Installed in reducing motor（57）Power output shaft end On, described transmission case（61）Include casing, case lid, transmission component, a power input shaft and two power output shafts；Institute The external part for the power input shaft stated is arranged on transmission case（61）Side, two power output shaft external parts are arranged on transmission case （61）Opposite side, the output speed of two power output shafts is identical, turns on the contrary, the installation of two power output shafts and casing Equal, the described transmission case of the center height of bottom surface（61）Bottom surface is installed by it and is arranged on downside back plate（77）Downside on, Described sprocket wheel 8（60）Installed in transmission case（61）On the power input shaft of side, chain 4（59）Installed in sprocket wheel 7（58）With Sprocket wheel 8（60）On, Chain conveyer is formed, by described Chain conveyer, reducing motor（57）Power input transmission case（61）, pass Dynamic case（61）One output shaft of opposite side passes through shaft coupling 1（62）With right hand helix wheel shaft（64-1）One end be connected, dextrorotation Spiral wheel shaft（64-1）The other end be arranged on bearing block 7（66）Bearing on, bearing block 7（66）Mounting seat be arranged on downside Foreboard（80）The left side of downside, transmission case（61）Another output shaft of opposite side passes through shaft coupling 2（63）With left-turn spiral Wheel shaft（65-1）One end be connected, left-turn spiral wheel shaft（65-1）The other end be arranged on bearing block 8（67）Bearing on, bearing Seat 8（67）Mounting seat be arranged on downside foreboard（80）The right side of downside, described connecting seat 1（68）Base and upside before Plate（79）Upper side on the left of be connected, described connecting seat 2（69）Base and upside foreboard（79）Upper side on the right side of be connected, Connecting seat 1（68）With connecting seat 2（69）On be both provided with long connection bearing pin（20）The transition through hole that can pass through, connecting seat 1（68） On transition through hole axial line and connecting seat 2（69）On transition through hole axial line overlap, described connecting seat 3（70）'s Base and plate in upside（76）Upper side center line on the left of be connected, described connecting seat 4（71）Base and upside in plate（76） Upper side center line on the right side of be connected, connecting seat 3（70）With connecting seat 4（71）On be provided with short connection bearing pin（72）The mistake that can pass through Cross through hole, connecting seat 3（70）On transition through hole axial line and connecting seat 4（71）On transition through hole axial line overlap；

Its left-handed tire when left-turn spiral wheel in stairs climbing device assembly is rotated（65-4）With the friction advance component in stair face Its dextrorotation tire when being rotated with right hand helix wheel（64-4）With stair face friction advance component make a concerted effort, be used as described one kind The wheeled wheel chair capable of climbing stairway of left-right rotary spiral climbs building power, drives wheelchair to realize and goes upstairs action or fall stair action, left-handed Its left-handed tire when helical wheel is rotated（65-4）The frictional component vertical with direction of advance with stair face and right hand helix rotation Its dextrorotation tire when dynamic（64-4）The friction advance component vertical with direction of advance with stair face is cancelled out each other；

Described connection component, it includes long connection bearing pin（20）, circlip（21）, short connection bearing pin（72）, connecting bolt （73）, nut bracelet 1（74）, nut bracelet 2（75）；

Described long connection bearing pin（20）Forward right side installing plate is penetrated from right-to-left order（19）Go up set transition through hole, connect Joint chair 2（69）Upper set transition through hole, connecting seat 1（68）Upper set transition through hole and front left side installing plate（18）On Set transition through hole, described circlip（21）Bearing pin is connected installed in long（20）Set hole on the jack-post face of one end On, described bolt（73）One end be provided with connection ring, connection ring and be provided with short connection bearing pin（72）The transition that can pass through Through hole, described short connection bearing pin（72）Connecting seat 4 is penetrated from right-to-left order（71）Upper set transition through hole and bolt （73）One end set connection ring on transition through hole and connecting seat 3（70）Upper set transition through hole, described bolt （73）The other end pass through lower plate（25）Groove and upper plate that centre position is set（24）The groove that centre position is set, it is described Nut bracelet 2（75）Mounted in connecting bolt（73）On, it is placed in lower plate（25）The downside of lower surface, described nut bracelet 1（74） Mounted in connecting bolt（73）On, it is placed in upper plate（24）The upside of upper surface；

Described electrical apparatus control system, it includes electric appliance box（83）, battery（84）, electric machine controller, charger and control opens Close；Described electric appliance box（83）It is built-in with including electric machine controller and charger, is placed in upper plate（24）The front left side of upper side, institute The battery stated（84）It is placed in upper plate（24）The forward right side of upper side.

2. a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral according to claim 1, it is characterised in that：With a triangle Belt pulley replaces sprocket wheel 7（58）, V belt substitution chain 4（59）, replace sprocket wheel 8 with another pulley concial disk（60）, it is real Now by reducing motor（57）Power be transferred to transmission case（61）.

3. a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral according to claim 1, it is characterised in that：Right hand helix Wheel（64）Make into be arranged on left-turn spiral wheel（65）Installation site on, while left-turn spiral wheel（65）Make into be arranged on dextrorotation Helical wheel（64）Installation site on, reach using effect.

4. a kind of wheeled wheel chair capable of climbing stairway of left-right rotary spiral according to claim 1, it is characterised in that：Use a band Reduction box motor simultaneously makes this power output shaft with reduction box motor and right axle（31）Upper end is connected, while this band reduction box Motor is arranged close to upper plate by its mounting seat（24）Right relief angle at, instead of trailing wheel lifting handwheel（27）, lift trailing wheel Mechanism is electronic elevating mechanism.