Multifunction combined electric wheel-chair vehicle
Technical field
The present invention relates to a kind of electric wheel-chair vehicle, especially relate to multifunction combined electric wheel-chair vehicle.
Background technology
More and more along with Chinese old people, electric wheelchair also receives liking of broad masses deeply, but prior electric wheel Wheel-chair just is difficult to use when the old people can't ownly operate, and its function ratio is more single, carries inconvenience, and practicality is also relatively poor.
Summary of the invention
Technical problem to be solved by this invention provides that a kind of function is many, folding convenient, have more the multifunction combined electric wheel-chair vehicle of human oriented design.
The present invention solves the problems of the technologies described above the technical scheme that is adopted; Multifunction combined electric wheel-chair vehicle; Comprise electric wheel-chair vehicle, seat support, the chair back, handrail, guardrail, direction-control apparatus and trailer car; A side that it is characterized in that said chair back upper end is provided with the first connection axis hole, and the opposite side of said chair back upper end is provided with the first fastening place, and described handrail front end is provided with second and connects axis hole; The front end of described another handrail is provided with the second fastening place; It is identical that the described first connection axis hole and described second connects axis hole, and the described first fastening place is identical with the described second fastening place, and an end of said direction-control apparatus is provided with the shaft-jointed hole that is connected the axis hole kissing with first and second; Be provided with active pin in the described shaft-jointed hole; The fastener of the other end setting of described direction-control apparatus and first and second fastening place kissing, two ends of said guardrail also are provided with and the same shaft-jointed hole and the fastener of said direction-control apparatus two ends, and described direction-control apparatus is movable to be arranged on described chair back upper end or to be arranged on described handrail front end.
Described electric wheel-chair vehicle is provided with rear leg, and described rear leg is provided with the trailer car, and described trailer car is provided with vehicle frame; Described vehicle frame is provided with base plate, and described base plate two side shafts are connected to left side plate, and the place of being coupling of described left side plate and described base plate is provided with to outer spring; The front and back end of said base plate is provided with the piece that is coupling; Side plate before and after described front and back are coupling and are connected with on the piece, described front and back side plate and described being coupling also are provided with between the piece to inner spring, are provided with collapsible connection strap between two sides of side plate two limits, said front and back and described vehicle frame; Described vehicle frame posterior end two sides respectively are provided with universal wheel; The front end of said vehicle frame is coupling on the seat that is coupling of said rear leg, and described chair back rear end is provided with spring fastener, and described trailer car is fixed on the described spring fastener when turning up.
Described electric wheel-chair vehicle is provided with preceding foot rest, and the lower end of described handrail is provided with pneumatic adjusting compensator, and the upper shaft of said preceding foot rest is connected on the front end of described pneumatic adjusting compensator; The rear end of said handrail is coupling on the described chair back, and described preceding foot rest lower end is provided with steering wheel, and the upper shaft of described rear leg is connected on the described preceding foot rest; The lower end of said rear leg is provided with drivewheel; Foot rest is provided with seat support before described, and described chair base rear end and described chair back lower end are coupling, and described chair base rear end also is provided with slide-bar; Described rear leg is provided with chute, and described slide-bar slides up and down in described chute.
Described handrail lower end is provided with pneumatic adjusting compensator; Be movably set with pneumatic expansion link in the described pneumatic adjusting compensator; The upper end of the front end of described pneumatic expansion link and described preceding foot rest is coupling the angle of the flexible scalable chair back of described pneumatic adjusting compensator.
Foot rest is provided with folding pneumatic compensator before described; Be provided with motion bar in the described folding pneumatic compensator; One end of described motion bar is coupling on described slide-bar; Described slide-bar can slide up and down in chute under the control of said folding pneumatic compensator, and folding wheel chair when described folding pneumatic compensator stretches can be opened wheelchair when described folding pneumatic compensator is withdrawn.
Described direction-control apparatus comprises axis of orientation and steering handle; Described axis of orientation upper end is provided with steering handle; Described axis of orientation lower end is provided with the direction sheave; Described direction sheave is provided with the direction pull line, and described direction sheave is provided with first fixed block, and described first fixed block is with on the described direction sheave of a bit being fixed on of described direction pull line; The lower end of described direction-control apparatus is provided with first limited block; Respectively be provided with the direction axle sleeve about the lower end of foot rest before described, described steering wheel is provided with the direction wheel carrier, and the front end of described direction wheel carrier is coupling and puts at described axis of orientation; The rear end of described left and right directions wheel carrier is provided with the direction traction item; The lower end of foot rest is provided with second limited block before said, and described direction pull line passes described first limited block respectively and described second limited block forms a loop, and described direction traction item is provided with second fixed block; Described second fixed block is fixed on another point of described direction pull line on the described direction traction item, also is provided with spacing flexible pipe on the direction pull line between described first limited block and described second limited block.
Compared with prior art; The invention has the advantages that movable handrail front end or the chair back upper end of being arranged on of direction-control apparatus; As can supply my operation when being arranged on the handrail front end, this moment, the trailer car of back can be used to loading, when the old man can not oneself operate; Direction-control apparatus can be arranged on chair back upper end, like this by taking advantage of the people on the trailer car to operate.
When direction-control apparatus was arranged on chair back upper end, the handrail front end can be installed mobilization handrails, makes the old man safer like this.
When trailer car time spent not of back, behind the collapsible chair back that is buckled in electric wheel-chair vehicle.
Be provided with pneumatic adjusting compensator between handrail and the preceding foot rest, be used for regulating chair back angle, can lie by seat; Be provided with folding pneumatic compensator between preceding foot rest and rear leg and the seat support; But auto-folder and opening can be placed on when folding in the boot of car, and more practicality also has more hommization.
Description of drawings
Fig. 1 is a three-dimensional structure diagram of the present invention;
Fig. 2 is arranged on the three-dimensional structure diagram of handrail front end for direction-control apparatus of the present invention;
Fig. 3 is a partial exploded view of the present invention;
Fig. 4 is arranged on the three-dimensional structure diagram of chair back upper end for direction-control apparatus of the present invention;
Fig. 5 is the folding three-dimensional structure diagram of buckling of trailer car of the present invention;
Fig. 6 opens three-dimensional structure diagram for trailer car side plate of the present invention;
Fig. 7 is the folding three-dimensional structure diagram of trailer car side plate of the present invention;
Fig. 8 is a trailer car exploded view of the present invention;
Fig. 9 is a wheelchair side view of the present invention;
Figure 10 is that the chair back of the present invention is regulated side view;
Figure 11 is rear leg of the present invention partial section;
Figure 12 is the folding three-dimensional structure diagram of wheelchair of the present invention;
Figure 13 is the folding figure of wheelchair of the present invention;
Figure 14 is direction hitch structure figure of the present invention.
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Multifunction combined electric wheel-chair vehicle; Comprise electric wheel-chair vehicle 1, direction-control apparatus 2, trailer car 3, guardrail 4, rear main wheel 5, preceding steering wheel 6, back universal wheel 7 and the chair back 8 seat supports 9, control line 10, handrail 18, a side of the chair back 8 upper ends is provided with first and connects axis hole 11, and the opposite side of the chair back 8 upper ends is provided with the first fastening place 12; Handrail 18 front ends are provided with second and connect axis hole 13; It is identical with the second connection axis hole 13 that the front end of another handrail 18 is provided with the second fastening place, 14, the first connection axis holes 11, and the first fastening place 12 is identical with the second fastening place 14; One end of direction-control apparatus 2 is provided with the shaft-jointed hole 15 that is connected the axis hole kissing with first and second; Be provided with active pin 17 in the shaft-jointed hole, the fastener 16 of the other end setting of direction-control apparatus 2 and first and second fastening place kissing, two ends of guardrail 4 also are provided with shaft-jointed hole 15-1 and the fastener 16-1 the same with direction-control apparatus two ends; Direction-control apparatus 2 is movable to be arranged on the chair back 8 upper ends or to be arranged on handrail 18 front ends; As can supply my operation when being arranged on handrail 18 front ends, when the old man can not ownly operate, direction-control apparatus 2 can be arranged on the chair back 8 upper ends; Operated by others like this, guardrail 4 can protect the old man safer.
Electric wheel-chair vehicle 1 is provided with rear leg 51, and the seat 40 that is coupling is set on the rear leg 51, and the seat 40 that is coupling is connected with trailer car 3; Trailer car 3 is provided with vehicle frame 38, and vehicle frame 38 is provided with base plate 33, and base plate 33 2 side shafts are connected to left side plate 32; Left side plate 32 is provided with to outer spring 35 with the place of being coupling of base plate 33, and the front and back end of base plate 33 is provided with the piece 41 that is coupling, and front and back are coupling and are connected with front and back side plate 31 on the piece 41; Before and after side plate 31 also be provided with between the piece 41 to inner spring 36 with being coupling, be provided with collapsible connection strap 34 between two sides of front and back side plate 31 2 limits and vehicle frame 38, when trailer car 3 folds; Because of front and back side plate 31 is connected on the piece 41 that is coupling, be higher than left side plate 32, under the effect of inner spring 36; Side plate 31 can be pressed on the left side plate 32 before and after when folding, it can not be opened voluntarily, when trailer car 3 is opened; Left side plate 32 can not fold it under the effect of outer spring 35 and at the spacing front and back side plate 31 that withstands down of collapsible connection strap 34 voluntarily, and posterior end two sides of vehicle frame 38 respectively are provided with universal wheel 7; The front end of vehicle frame 38 is coupling on the seat 40 that is coupling of rear leg, because of electric wheel-chair vehicle 1 is to turn in the center of circle with rear main wheel 5, so the trailing wheel of trailer car 3 is designed to universal wheel 7; The chair back 8 rear ends are provided with spring fastener 21, can be fixed on the spring fastener 21 when trailer car 3 is turned up.
Electric wheel-chair vehicle 1 is provided with preceding foot rest 50, and the lower end of handrail 18 is provided with pneumatic adjusting compensator 55, and the upper shaft of preceding foot rest 50 is connected on the front end of pneumatic adjusting compensator 55; The rear end of handrail 18 is coupling on the chair back 8, and preceding foot rest 50 lower ends are provided with steering wheel 6, and the upper shaft of rear leg 51 is connected on the preceding foot rest 50; The lower end of rear leg 51 is provided with drivewheel 5; Preceding foot rest 50 is provided with seat support 9, and seat support 9 rear ends and the chair back 8 lower ends are coupling, and seat support 9 rear ends also are provided with slide-bar 59; Rear leg 51 is provided with chute 60, and slide-bar slides up and down in described chute.
Handrail 18 lower ends are provided with pneumatic adjusting compensator 55, are movably set with pneumatic expansion link 56 in the pneumatic adjusting compensator 55, and the upper end of the front end of pneumatic expansion link 56 and preceding foot rest 50 is coupling, the angle of the flexible scalable chair back 8 of pneumatic expansion link 56.
Preceding foot rest 50 is provided with folding pneumatic compensator 57; Be provided with motion bar 58 in the folding pneumatic compensator 57; One end of motion bar 58 is coupling on slide-bar 59; Slide-bar 59 can slide up and down in chute 60 under the control of folding pneumatic compensator 57, and folding wheel chair when folding retractable bar 58 stretches can be opened wheelchair during the withdrawal of folding retractable bar.
Direction-control apparatus 2 comprises axis of orientation and steering handle; The axis of orientation upper end is provided with steering handle, and the axis of orientation lower end is provided with direction sheave 70, and direction sheave 70 is provided with direction pull line 71; Direction sheave 70 is provided with first fixed block 80; First fixed block 80 a bit is fixed on the direction sheave 70 direction pull line 71, and the lower end of direction-control apparatus 2 is provided with first limited block 73, respectively is provided with direction axle sleeve 77 about the lower end of preceding foot rest 50; Steering wheel 6 is provided with direction wheel carrier 78; The rotating shaft 76 of the front end of direction wheel carrier 78 is coupling on direction axle sleeve 77, and the rear end of left and right directions wheel carrier 78 is provided with direction traction item 75, and the lower end of preceding foot rest 50 is provided with second limited block 74; Direction pull line 71 passes first limited block 73 respectively and second limited block 74 forms a loop; Direction traction item 75 is provided with second fixed block, 81, the second fixed blocks 81 another point of direction pull line 71 is fixed on the direction traction item 75, also is provided with spacing flexible pipe 72 on the direction pull line 71 between first limited block 73 and second limited block 74; The rotation of steering handle control direction sheave 70 like this; Utilize direction pull line 71 to drive direction traction item 75, the move left and right of direction traction item 75 is controlled the direction of multifunction combined electric wheel-chair vehicle, and this kind direction method that is flexible coupling can make direction-control apparatus be arranged on any seat of electric wheel-chair vehicle 1.