CN203677400U - Three-dimensional deformable multifunctional electric wheel chair vehicle - Google Patents
Three-dimensional deformable multifunctional electric wheel chair vehicle Download PDFInfo
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- CN203677400U CN203677400U CN201320755232.9U CN201320755232U CN203677400U CN 203677400 U CN203677400 U CN 203677400U CN 201320755232 U CN201320755232 U CN 201320755232U CN 203677400 U CN203677400 U CN 203677400U
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Abstract
The utility model aims to provide a novel vehicle, and in particular relates to an overall electric wheel chair vehicle system. A vehicle body of a triangular frame structure is changeable in length, width and height, the height of a seat is adjustable, and a vehicle frame is adjustable in front, back, left and right directions. The overall electric wheel chair vehicle system has the characteristics of low gravity and low wind resistance during running at an intermediate speed, has the characteristic that a stretched chassis of the vehicle frame is stable, and also has the characteristics of small size, light weight, small turning radius of the vehicle body, and synchronous changeability of the wheel distance and the axle distance. Moreover, under specific environments such as slow running, parking, taking a lift, and running in narrow rooms and roads, the electric wheel chair vehicle can be shrunk and deformed to enable the width to be approximate to that of a common wheel chair, and then runs at a low speed, or the electric wheel chair vehicle can be stretched and deformed to run at the intermediate speed, so that seamless jointing of indoor running and outdoor running is realized.
Description
Technical field
This utility model relates to a kind of vehicles, especially car body is based upon on the basis of triangle framework, length and the width of car body are scalable, the upper and lower scalable of height of seat, the closed Novel electric wheelchair car of vehicle body Full Vehicle System, relates to the multifunctional electric wheelchair that a kind of old man of being and the disabled ride instead of walk.
Background technology
Although existing electric wheel-chair vehicle can solve the manpower of push boat chair to a certain extent, but the requirement of this wheelchair road pavement quality is very high, outdoor travel speed is not high and easily lean forward and turn on one's side, wheelspan and wheelbase are non-adjustable, especially the height at seat is changeless, and this has limited the scope of application of this wheelchair and the activity space of user widely.
Utility model content
The purpose of this utility model is to overcome the defect that prior art exists, provide a kind of stable, reliable, convenient, flexibly, the electric wheel-chair vehicle of falling Three-wheel type that the scope of application is wide, it can realize front tread and front and back wheel wheelbase is adjustable, rear wheel drive, rear-axle steering and the function such as height of seat is adjustable, the stability characteristic (quality) that it has the low windage characteristic of centre of gravity and frame chassis while driving at moderate speed after stretching, there is again small volume and less weight, car body radius of turn is little, wheelspan and wheelbase can synchronization telescope characteristic, and under specific environment (as indoor slow movement, park, enter elevator, when room and road are narrow), this utility model is collapsible to be deformed to as common wheelchair left and right width and front and back length and to run at a low speed, also can drive at moderate speed in outdoor elongation strain, realize the slitless connection that indoor and outdoors uses, make to be expanded into the new vehicle with outdoor vehicles function as the electric wheelchair of indoor moving instrument, and possess indoor slow movement and outdoor operating characteristic of driving at moderate speed simultaneously.
This utility model solves the technical scheme that its technical problem adopts: a kind of triangular deformation multifunctional electric wheelchair, comprise the gusseted relation that is formed activity by front-wheel, vehicle frame, seat and back axle, be arranged on the length of the piston rod of distance between hydraulic drive unit control front-wheel, vehicle frame, seat and the back axle on vehicle frame by operation, change the geometrical relationship between front-wheel, vehicle frame, seat and back axle, to reach the control between frame width, length and seat height; Described scalable triangular structure vehicle frame and be arranged on seat, front-wheel, trailing wheel on vehicle frame, turn to controlling organization, driving device, speed regulation control mechanism, braking mechanism and illumination and warning device; Described scalable triangular structure vehicle frame front end is connected with two adjustable front-wheels of wheelspan, its rear end is connected with a back axle, under back axle, connect a trailing wheel, described trailing wheel is driven and is become drivewheel by driving device, thereby promoting two front-wheels rotates, described trailing wheel is connected with the rotating shaft that turns to that turns to controlling organization by back vent assembly, and turns to rotating shaft to synchronize and rotate with this and become steering wheel.
Further, in order to realize front tread and wheelbase is adjustable, described vehicle frame is scalable triangular structure, be connected with front-wheel by fixed block both sides, left and right, and both sides front-wheel has fixed relationship by vehicle frame afterbody fixed block and the back axle of scalable triangular structure, in the time that back axle moves, the position relationship of vehicle frame, seat and front-wheel is corresponding change also like this; Described scalable triangular structure, comprise the first cylinder body, the second cylinder body and the 3rd cylinder body that are installed in telescoping mechanism, cylinder body one end is provided with cylinder body head, the cylinder body other end is provided with piston rod, piston rod one end is located in cylinder body, and the piston rod other end is provided with piston rod head, and cylinder body head and piston rod head can be connected respectively in recessed of the connection of fixed block, fixed block connects corresponding back axle and front-wheel, forms the scalable oil cylinder group of triangle; Between described cylinder body, be rigidly connected, three cylinder bodies etc. point are arranged, contiguous block and left and right contiguous block in the middle of being respectively arranged with on scalable triangular structure vehicle frame front end cylinder body, and locate fixing by connecting rod, on middle contiguous block and left and right contiguous block, carrying roller is installed, for expandable bottom plate provides sliding support; Described cylinder body head and piston rod head can be to be respectively connected to recessed of the connection of fixed block with pin screw rod upper, cylinder body two is provided with the oil connection being communicated with cylinder cavity, provides two-way function by hydraulic drive unit, realizes the synchronization telescope of triangle frame; Described scalable triangular structure is provided with adapter sleeve on fixed block, is provided with interior telescoping tube and the overhanging draw in adapter sleeve, and with piston rod synchronization telescope, to realize between two front-wheels and the adjustment of back axle distance.
Further, in order to realize rear-axle steering, the described controlling organization that turns to comprises that one-hand control bar and folded turning are to handlebar two covering devices, be equipped with and adjust handle and brake handle, one-hand control bar is hinged on can transfer to vertical pivot top, can transfer to vertical pivot lower end to be provided with spline structure coordinates with the inner spline groove of vertical shaft outer tube, be convenient to dismounting and packed and transported, in vertical shaft outer tube, be provided with standpipe mandrel, bearing, bayonet lock alive and pin hole, live bayonet lock for turning to controlling organization, one-hand control bar is adapted at vehicle frame contraction state indoorly runs at a low speed use, can reduce taking up room before seat, change one-hand control bar vertical shaft mount pad position, also can select left hand and the right hand to handle, in the time of outdoor travelling, by the distance of scalable triangular structure synchronous extension left and right front-wheel and back axle, vehicle frame is extended and widen to increase stability, be convertible into and drive at moderate speed, before driving at moderate speed, upset folding one-hand control bar, is pulled upwardly folded bicycle and turns to and lock, and can use the control of traditional approach operation double handle to turn to, described collapsible bogie car handle, comprise the folding stand pipe, bogie car handle, top hinge, middle part hinge, the bottom hinge that are installed in fold mechanism, turn to and connect base, locking grab, grab breach, unlocking knob, slide block and extension spring, described folding stand pipe is four connecting rod fold mechanisms, connect by 3 of upper, middle and lower hinge, medium position is provided with locking grab and locks with corresponding grab breach, locking grab is connected with slide block and the extension spring of folding stand pipe one side inner chamber, upwards pulls out collapsible bogie car i.e. locking is used, operation unlocking knob is folding downwards can be by bogie car folding, is convenient to recover one-hand control bar in the time of indoor use, described scalable triangular structure vehicle frame is the layout of falling three-wheel, left and right front tread is adjustable, trailing wheel is connected under back axle, wheelbase between front and back wheel synchronously changes, trailing wheel has driving and turning function, be connected to handlebar with one-hand control bar and folded turning by tooth sector, tumbler gear, synchronous pulley and Timing Belt, one-hand control bar and folded turning are to convertible operation between handlebar.
Further, when front tread is adjusted when wide, the wheelbase of wheel-chair also can synchronously extend, on described scalable triangular structure vehicle frame, back axle bottom is connected with expandable bottom plate, expandable bottom plate both sides are fixed with the overhanging draw contiguous block of scalable triangular structure respectively, front end connection one-hand control bar and folded turning are to handlebar, in the time of scalable triangular structure vehicle frame dilatation, expandable bottom plate, one-hand control bar, folded turning are constant to the relative position of handlebar, wheelchair seat, back axle and driving trailing wheel.
Further, adjustable in order to realize height of seat, on described expandable bottom plate, be provided with electric lifting mechanism, with the shift knob control on seat handguard, on electric lifting mechanism, be fixed with wheelchair seat, and be provided with amortisseur in fixed connection place; The handrail of wheelchair seat is provided with fold mechanism; The adjustable backrest angle of inclination of wheelchair seat lies low with turning over, and while lying low, below is provided with folding rack; The seat cushion of wheelchair seat is with the function of massage armchair.
Further, in order to realize rear wheel drive, described driving device comprises motor and in the accumulator to motor power supply, described motor be placed in the wheel hub of trailing wheel and with trailing wheel interlock, described accumulator is fixedly connected on the expandable bottom plate of vehicle frame.
Further, drive in order to realize scalable triangular structure vehicle frame dilatation, described driving device comprises cylinder body, piston rod and the hydraulic drive unit being connected by pipeline, hydraulic drive unit comprises oil pump and drives motor, reversal valve, synchronous valve and the press button of oil pump, be fixedly connected on relevant position under the expandable bottom plate on vehicle frame, press button is fixed on seat handguard.
Further, in order to realize the outdoor safety of driving at moderate speed, described car load is provided with car shell outer housing, and with the needs that adapt to protect from the wind and rain outdoor, car shell outer housing relevant position is provided with front lamp, rear warning lamp, brake lamp, speed control, telescopic adjustment controller, steering indicating light and loudspeaker.
The beneficial effects of the utility model: this utility model has solved the defect existing in background technology, (one) adopts inverted triangle to support, and greatly improves the stability of driving, prevents from leaning forward and turning on one's side, and is more convenient for getting on or off the bus; (2) can adjust quickly and easily front tread and front and back wheel wheelbase according to environment for use, wheelspan is wider, wheelbase is longer, and the stability of vehicle is better, on irregular outdoor road surface, can suitably relax wheelspan, axis of elongation distance, so just increase the stability of vehicle, and can improve the speed of a motor vehicle, in the time will entering the indoor environments such as elevator, toilet or other narrower passageways, can dwindle wheelspan and wheelbase, be beneficial to vehicle and pass through; (3) can free lifting seat self-locking at any time, expand the height space in user range of activity and lowered the center of gravity; (4) rear wheel drive, effectively driving force is large, simple in structure, and low cost of manufacture is easy to use; (5) rear-axle steering, theoretical radius of turn is zero, turns to flexibly, can realize in theory original place rotation.
Accompanying drawing explanation
Below in conjunction with the drawings and specific embodiments, this utility model is described in further detail.
Planar structure schematic diagram when Fig. 1 is scalable triangular structure vehicle frame contraction of the present utility model;
Planar structure schematic diagram when Fig. 2 is scalable triangular structure vehicle frame stretching, extension of the present utility model;
Fig. 3 is the outside drawing of afterbody fixed block of the present utility model;
Fig. 4 is the outside drawing of expandable bottom plate of the present utility model;
Fig. 5, Fig. 6 are the outside drawings of left and right of the present utility model fixed block;
Fig. 7 is car load outside drawing of the present utility model;
Fig. 8, Fig. 9 are the outside drawings of contiguous block of the present utility model;
Figure 10 is carrying roller outside drawing of the present utility model;
Figure 11 is the structural representation of the above part of default expandable bottom plate of the present utility model;
Figure 12 is structural representation when scalable triangular structure vehicle frame stretches after default expandable bottom plate of the present utility model;
Figure 13 is vertical shaft combinative structure schematic diagram of the present utility model;
Figure 14 is collapsible bogie car handle using state outside drawing of the present utility model;
Figure 15 is the structural representation of the following part of default expandable bottom plate of the present utility model;
Figure 16 is one-hand control bar using state outside drawing of the present utility model;
Figure 17 is flexible front and back contrast lateral location schematic diagram of the present utility model.
Wherein: 1. cylinder body; 2. oil connection; 3. piston rod; 4. connect recessed; 5. pin screw rod; 6. afterbody fixed block; 7. interior telescoping tube; 8. the overhanging draw; 9. connecting rod; 10. contiguous block in the middle of; 11. left and right contiguous blocks; 12. overhanging draw contiguous blocks; 13. cylinder body heads; 14. piston rod heads; Right fixed block 17. adapter sleeves of 15. left fixed block 16.; 18. back axles; 19 front-wheels; .20 drive trailing wheel; .21. back vent assembly; 22. turn to rotating shaft; 23. tumbler gears; 24. synchronous pulleys one; Timing Belt on 25.; 26. synchronous pulleys two; 27. one-hand control bar vertical shafts; 28. one-hand control bars; 29. expandable bottom plates; 30. electric lifting mechanisms; 31. amortisseurs; 32. seats; 33. handguards; 34. backrests; 35. one-hand control bar vertical shaft mount pads; 36. synchronous pulleys three; 37. times Timing Belt 38. synchronous pulleys four; 39. turn to connection base; 40. folding stand pipes; 41. middle part hinges; 42. locking grabs; 43. bottom hinges; 44. top hinges; 45. bogie car handles; 46. carrying rollers; 47. can transfer to vertical pivot; 48. standpipe mandrels; 49. vertical shaft outer tubes; 50. spline structures; 51. bearings; 52. bayonet locks alive; 53. pin holes; 54. accumulator; 55. grab breach; 56. unlocking knobs; 57. extension springs; 58. slide blocks.
The specific embodiment
As Fig. 1--a kind of 3 D deformation multifunctional electric wheelchair as shown in Fig. 7, comprise the gusseted relation that is formed activity by front-wheel 19, vehicle frame, seat 32 and back axle 18, be arranged on the length of the piston rod 3 of distance between hydraulic drive unit (not shown in FIG.) control front-wheel 19, vehicle frame, seat 32 and the back axle 18 on vehicle frame by operation, change the geometrical relationship between front-wheel 19, vehicle frame, seat 32 and back axle 18, to reach the control between frame width, length and seat 32 height; Described scalable triangular structure vehicle frame and be arranged on seat 32, front-wheel 19, trailing wheel 20 on vehicle frame, turn to controlling organization, driving device, speed regulation control mechanism, braking mechanism and illumination and warning device; Described scalable triangular structure vehicle frame front end is connected with two adjustable front-wheels 19 of wheelspan, its rear end is connected with a back axle 18, back axle connects a trailing wheel 20 18 times, described trailing wheel 20 is driven and is become drivewheel by driving device, promoting two front-wheels 19 rotates, described trailing wheel 20 is connected with the rotating shaft 22 that turns to that turns to controlling organization by back vent assembly 21, and turns to rotating shaft 22 to synchronize and rotate with this and become steering wheel; Described vehicle frame is scalable triangular structure, be connected with front-wheel 19 by left fixed block 15, right fixed block 16 both sides, and both sides front-wheel 19 has fixed relationship by the vehicle frame afterbody fixed block 6 of scalable triangular structure with back axle 18, like this in the time that back axle 18 moves, the also corresponding change of the position relationship of vehicle frame, seat 32 and front-wheel 19; Described scalable triangular structure, comprise the first cylinder body, the second cylinder body and the 3rd cylinder body that are installed in telescoping mechanism, cylinder body 1 one end is provided with cylinder body head 13, cylinder body 1 other end is provided with piston rod 3, piston rod 3 one end are located in cylinder body 1, and piston rod 3 other ends are provided with piston rod head 14, and cylinder body head 13 and piston rod head 14 can be connected respectively in recessed 4 of the connection of fixed block, fixed block connects corresponding back axle 18 and front-wheel 19, forms the scalable oil cylinder group of triangle;
A kind of 3 D deformation multifunctional electric wheelchair as shown in Fig. 8, Fig. 9, Figure 10, Figure 11 and Figure 12, between described cylinder body 1, be rigidly connected, three cylinder bodies etc. point are arranged, contiguous block 10 and left and right contiguous block 11 in the middle of being respectively arranged with on scalable triangular structure vehicle frame front end cylinder body, and fixing by connecting rod 9 location, on middle contiguous block 10 and left and right contiguous block 11, carrying roller 46 is installed, for expandable bottom plate 29 provides sliding support; Described cylinder body head 13 and piston rod head 14 can be respectively connected in recessed 4 of the connection of fixed block with pin screw rod 5, cylinder body 1 two is provided with the oil connection 2 being communicated with cylinder cavity, provide two-way function by hydraulic drive unit, realize the synchronization telescope of triangle frame; Described scalable triangular structure is provided with adapter sleeve 17 on fixed block, is provided with interior telescoping tube 7 and the overhanging draw 8 in adapter sleeve 17, and with piston rod 3 synchronization telescopes, to realize between two front-wheels 19 and the adjustment of back axle 18 distances.
As Figure 13, Figure 14, Figure 15, with a kind of 3 D deformation multifunctional electric wheelchair shown in Figure 16, the described controlling organization that turns to comprises that one-hand control bar 28 and folded turning are to handlebar two covering devices, be equipped with and adjust handle (not shown in FIG.) and brake handle, one-hand control bar 28 is hinged on can transfer to vertical pivot 47 tops, can transfer to vertical pivot 47 lower ends to be provided with spline structure 50 coordinates with the inner spline groove of vertical shaft outer tube 49, be convenient to dismounting and packed and transported, in vertical shaft outer tube 49, be provided with standpipe mandrel 48, bearing 51, bayonet lock 52 alive and pin hole 53, live bayonet lock 52 for turning to controlling organization, one-hand control bar 28 is adapted at vehicle frame contraction state indoorly runs at a low speed use, can reduce taking up room before seat 32, change one-hand control bar vertical shaft mount pad 35 positions, also can select left hand and the right hand to handle, in the time of outdoor travelling, by the distance of scalable triangular structure synchronous extension left and right front-wheel 19 and back axle 18, vehicle frame is extended and widen to increase stability, be convertible into and drive at moderate speed, before driving at moderate speed, upset folding one-hand control bar 28, is pulled upwardly folded bicycle steering handle locking, and the bayonet lock 52 of living inserts pin hole 53, can use the control of traditional approach operation double handle to turn to, described collapsible bogie car handle, comprise the folding stand pipe 40 being installed in fold mechanism, bogie car is 45, top hinge 44, middle part hinge 41, bottom hinge 43, turn to and connect base 39, locking grab 42, grab breach 55, unlocking knob 56, slide block 57 and extension spring 58, described folding stand pipe 40 is four connecting rod fold mechanisms, by top hinge 44, middle part hinge 41, 43 3 hinge joints of bottom hinge, medium position is provided with locking grab 42 and locks with corresponding grab breach 55, locking grab 42 is connected with slide block 58 and the extension spring 57 of folding stand pipe 40 1 side inner chambers, upwards pull out Foldable bicycle handle-bar and lock use, operation unlocking knob 56 is folding downwards can be by bogie car 45 foldings, are convenient to recover one-hand control bar 28 in the time of indoor use, described scalable triangular structure vehicle frame is the layout of falling three-wheel, front-wheel 19 wheelspans in left and right are adjustable, trailing wheel 20 is connected to back axle 18 times, wheelbase between front and back wheel synchronously changes, trailing wheel 20 has driving and turning function, by turning to rotating shaft 22, tumbler gear 23, synchronous pulley 1, synchronous pulley 2 26, synchronous pulley 3 36, synchronous pulley 4 38, upper Timing Belt 25 and lower Timing Belt 37 to be connected to handlebar 45 with one-hand control bar 28 and folded turning, one-hand control bar 28 and folded turning are to convertible operation between handlebar 45, on described scalable triangular structure vehicle frame, back axle 18 bottoms are connected with expandable bottom plate 29, expandable bottom plate 29 both sides are fixing with the overhanging draw contiguous block 12 of scalable triangular structure respectively, front end connection one-hand control bar 28 and folded turning are to handlebar 45, in the time of scalable triangular structure vehicle frame dilatation, expandable bottom plate 29, one-hand control bar 28, folded turning are to handlebar 45, wheelchair seat 32, back axle 18 and drive the relative position of trailing wheel 20 constant, on described expandable bottom plate 29, be provided with electric lifting mechanism 30, with the shift knob control on seat handguard 33, on electric lifting mechanism 30, be fixed with wheelchair seat 32, and be provided with amortisseur 31 in fixed connection place, the handrail 33 of wheelchair seat 32 is provided with fold mechanism, backrest 34 adjustable tilt angles of wheelchair seat 32 lie low with turning over, and while lying low, below is provided with folding rack, the seat cushion of wheelchair seat 32 is with the function (not shown in FIG.) of massage armchair, described driving device comprises motor and in the accumulator 54 to motor power supply, described motor be placed in the wheel hub of trailing wheel 20 and with trailing wheel interlock, described accumulator 54 is fixedly connected on the expandable bottom plate 29 of vehicle frame, described driving device comprises cylinder body 1, piston rod 3 and the hydraulic drive unit being connected by pipeline, hydraulic drive unit comprises oil pump and drives motor, reversal valve, synchronous valve and the press button (not shown in FIG.) of oil pump, be fixedly connected on the 29 times relevant positions of expandable bottom plate on vehicle frame, press button is fixed on seat handguard 33, described car load is provided with car shell outer housing, with the needs that adapt to protect from the wind and rain outdoor, car shell outer housing relevant position is provided with front lamp, rear warning lamp, brake lamp, speed control, telescopic adjustment controller, steering indicating light and loudspeaker (not shown in FIG.).
On the handlebar of described two cover transfers, be provided with braking mechanism, speed regulation control mechanism and high low speed permutator (not shown in FIG.), described brake is being connected on the brake shoes that is arranged on trailing wheel 20 outsides by brake cable; Described high low speed permutator is electrically connected with motor by intelligent controller.The utlity model has front tread adjustable, front and back wheel wheelbase is synchronously adjustable, rear wheel drive, rear-axle steering, height of seat is adjustable, backrest inclination and lying low, one-handed performance turns to, folded turning is to handlebar, car shell protects from the wind and rain and these ten utilitarian functions of seat massage, folded turning is to the advantage of handlebar: solve and adopt electronics direction controller should not control sensitivity and angle, being difficult to intuitive operation turns to, traditional steering handle blocks again the problems such as the space before seats, thereby simplify the difficulty that overall structure and operation turn to, improve the foldable structure of stem, layout is more reasonable, outward appearance is more succinct, low cost of manufacture, probability of malfunction is little, the safety and the service life that turn to control are improved.
Electric wheelchair of the present utility model is not limited to above-described embodiment act person, and as changed rear-axle steering into front-wheel steer etc., this utility model also can carry out all design alterations.Moreover, above-mentioned electric wheelchair stretches as embodiment and illustrates take the scalable triangular structure deform in same pace of hydraulic drive unit control, but this utility model is also self-evident applicable to pneumatic or electronic distortion stretch mode, in this occasion, about the formation of selling off beyond shape expanding-contracting action still has identical function.The foregoing is only better possible embodiments of the present utility model, such as apply the equivalent structure variation that this utility model description and claim scope are done, ought to be included within the scope of claim of the present utility model.
Claims (7)
1. a 3 D deformation multifunctional electric wheelchair, it is characterized in that: the scalable triangular structure that is formed activity by Herba Plantaginis wheel, vehicle frame, seat and back axle, be arranged on the length of the liquid presses piston pole of distance between hydraulic drive unit control front-wheel, vehicle frame, seat and the back axle on vehicle frame by operation, change the geometrical relationship between front-wheel, vehicle frame, seat and back axle, to reach the control between frame width, length and seat height; Described vehicle frame is scalable triangular structure, be connected with front-wheel by fixed block both sides, left and right, and both sides front-wheel has fixed relationship by vehicle frame afterbody fixed block and the back axle of scalable triangular structure, in the time that back axle moves, the position relationship of vehicle frame, seat and front-wheel is corresponding change also like this; Described scalable triangular structure, comprise the first cylinder body, the second cylinder body and the 3rd cylinder body that are installed in telescoping mechanism, cylinder body one end is provided with cylinder body head, the cylinder body other end is provided with piston rod, piston rod one end is located in cylinder body, and the piston rod other end is provided with piston rod head, and cylinder body head and piston rod head can be connected respectively in recessed of the connection of fixed block, fixed block connects corresponding back axle and front-wheel, forms the scalable oil cylinder group of triangle; Between described cylinder body, be rigidly connected, three cylinder bodies etc. point are arranged, contiguous block and left and right contiguous block in the middle of being respectively arranged with on scalable triangular structure vehicle frame front end cylinder body, and locate fixing by connecting rod, on middle contiguous block and left and right contiguous block, carrying roller is installed, for expandable bottom plate provides sliding support; Described cylinder body head and piston rod head can be to be respectively connected to recessed of the connection of fixed block with pin screw rod upper, cylinder body two is provided with the oil connection being communicated with cylinder cavity, provides two-way function by hydraulic drive unit, realizes the synchronization telescope of triangle frame; Described scalable triangular structure is provided with adapter sleeve on fixed block, is provided with interior telescoping tube and the overhanging draw in adapter sleeve, and with piston rod synchronization telescope, to realize between two front-wheels and the adjustment of back axle distance.
2. according to the 3 D deformation multifunctional electric wheelchair described in claim l, it is characterized in that: described vehicle frame comprises that one-hand control bar and folded turning overlap steering control device to handlebar two, be equipped with and adjust handle and brake handle, one-hand control bar is hinged on can transfer to vertical pivot top, can transfer to vertical pivot lower end to be provided with spline structure coordinates with the inner spline groove of vertical shaft outer tube, be convenient to dismounting and packed and transported, in vertical shaft outer tube, be provided with standpipe mandrel, bearing, bayonet lock alive and pin hole, live bayonet lock for turning to controlling organization, one-hand control bar is adapted at vehicle frame contraction state indoorly runs at a low speed use, can reduce taking up room before seat, change one-hand control bar vertical shaft mount pad position, also can select left hand and the right hand to handle, in the time of outdoor travelling, by the distance of scalable triangular structure synchronous extension left and right front-wheel and back axle, vehicle frame is extended and widen to increase stability, be convertible into and drive at moderate speed, before driving at moderate speed, upset folding one-hand control bar, is pulled upwardly folded bicycle steering handle locking, can use the control of traditional approach operation double handle to turn to.
3. 3 D deformation multifunctional electric wheelchair according to claim 2, it is characterized in that: described collapsible bogie car handle, comprise the folding stand pipe being installed in fold mechanism, bogie car handle, top hinge, middle part hinge, bottom hinge, turn to connection base, locking grab, grab breach, unlocking knob, slide block and extension spring, described folding stand pipe is four connecting rod fold mechanisms, by upper, in, lower 3 hinges connect, medium position is provided with locking grab and locks with corresponding grab breach, locking grab is connected with slide block and the extension spring of folding stand pipe one side inner chamber, upwards pull out Foldable bicycle handle-bar and lock use, operation unlocking knob is folding downwards can be by the folding of car double handle, is convenient to recover one-hand control bar in the time of indoor use.
4. according to the 3 D deformation multifunctional electric wheelchair described in claim l, it is characterized in that: described scalable triangular structure vehicle frame is the layout of falling three-wheel, left and right front tread is adjustable, trailing wheel is connected under back axle, wheelbase between front and back wheel synchronously changes, trailing wheel has driving and turning function, is connected with one-hand control bar and folded turning by tooth sector, tumbler gear, synchronous pulley and Timing Belt to handlebar, and one-hand control bar and folded turning are to convertible operation between handlebar.
5. according to the 3 D deformation multifunctional electric wheelchair described in claim l, it is characterized in that: described back axle bottom is connected with expandable bottom plate, expandable bottom plate both sides are fixed with the overhanging draw contiguous block of scalable triangular structure respectively, front end connection one-hand control bar and folded turning are to handlebar, in the time of scalable triangular structure vehicle frame dilatation, expandable bottom plate, one-hand control bar, folded turning are constant to the relative position of handlebar, wheelchair seat, back axle and driving trailing wheel; On described expandable bottom plate, be provided with electric lifting mechanism, with the shift knob control on seat handguard, on electric lifting mechanism, be fixed with wheelchair seat, and be provided with amortisseur in fixed connection place; The handrail of wheelchair seat is provided with fold mechanism; The adjustable backrest angle of inclination of wheelchair seat lies low with turning over, and while lying low, below is provided with folding rack; The seat cushion of wheelchair seat is with the function of massage armchair.
6. 3 D deformation multifunctional electric wheelchair according to claim 5, it is characterized in that: described driving trailing wheel comprises motor and the accumulator for powering to motor, described motor be placed in the wheel hub of trailing wheel and with trailing wheel interlock, described accumulator is fixedly connected on the expandable bottom plate of vehicle frame.
7. according to the 3 D deformation multifunctional electric wheelchair described in claim l, it is characterized in that: described cylinder body is connected with hydraulic drive unit by pipeline, hydraulic drive unit comprises oil pump and drives motor, reversal valve, synchronous valve and the press button of oil pump, be fixedly connected on relevant position under the expandable bottom plate on vehicle frame, press button is fixed on seat handguard.
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| CN201320755232.9U CN203677400U (en) | 2013-11-18 | 2013-11-18 | Three-dimensional deformable multifunctional electric wheel chair vehicle |
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| CN201320755232.9U CN203677400U (en) | 2013-11-18 | 2013-11-18 | Three-dimensional deformable multifunctional electric wheel chair vehicle |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104739589A (en) * | 2013-11-18 | 2015-07-01 | 金亚东 | Three-dimensional transformable multifunctional electric wheelchair |
| CN107714326A (en) * | 2017-10-12 | 2018-02-23 | 重庆铜山天询科技有限公司 | The wheelchair of security and convenience can be improved |
| CN108143549A (en) * | 2017-12-27 | 2018-06-12 | 何静瑶 | A kind of sliding rehabilitation wheelchair of medical treatment |
| US10765586B2 (en) | 2017-11-14 | 2020-09-08 | Wistron Corporation | Walking aid device |
| CN113749863A (en) * | 2021-09-06 | 2021-12-07 | 淮阴工学院 | Wheelchair with intelligent monitoring function |
-
2013
- 2013-11-18 CN CN201320755232.9U patent/CN203677400U/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104739589A (en) * | 2013-11-18 | 2015-07-01 | 金亚东 | Three-dimensional transformable multifunctional electric wheelchair |
| CN104739589B (en) * | 2013-11-18 | 2017-07-14 | 金亚东 | A kind of 3 D deformation multifunctional electric wheelchair |
| CN107714326A (en) * | 2017-10-12 | 2018-02-23 | 重庆铜山天询科技有限公司 | The wheelchair of security and convenience can be improved |
| US10765586B2 (en) | 2017-11-14 | 2020-09-08 | Wistron Corporation | Walking aid device |
| CN108143549A (en) * | 2017-12-27 | 2018-06-12 | 何静瑶 | A kind of sliding rehabilitation wheelchair of medical treatment |
| CN113749863A (en) * | 2021-09-06 | 2021-12-07 | 淮阴工学院 | Wheelchair with intelligent monitoring function |
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