Multi-functional rehabilitation vehicle capable of standing running
Technical field
The present invention relates to a kind of technical field of invalids car.Particularly relate to a kind of have can sit, can stand, can be manually again can mobile multi-functional rehabilitation vehicle capable of standing running technical field.Can supply the patient of hospital, sanatorium, family or people with disability operational drive voluntarily, also can carry out using by the entourage.The present invention is particularly useful for a part, and down the people of loss of limb locomotor activity can be to the exercise of standing of lower limb maintenance property, in the hope of rehabilitation progressively and improve self care ability and quality of life.
Background technology
The public bus reserved for the disabled that various models are arranged in the market, and various in style, for example disclosed in the Chinese patent description 98226872.6 " a kind of portable type people with disability car ", as shown in figure 13, it comprises vehicle frame 2, wheel 3, front-wheel 11, seat 1 and pedal 10 travel; The push-and-pull driving device of being made up of have an effect device 8 and trailing wheel bent axle 45 is set between the vehicle frame 2 of seat 1 and pedal 10 joint portions and trailing wheel 3; The said device 8 of having an effect is made up of push-pull bar 12, dowel steel 9, drive link 6 and fixed case 7, it is fixing and be arranged on the joint portion of vehicle frame 2 both sides seats 1 and pedal 10 by locating shaft 13 to pack into behind push-pull bar 12 and dowel steel 9 suits in the fixed case 7, and dowel steel 9 flexibly connects with drive link 6; Said trailing wheel bent axle 4 is by rotating shaft 20 and crank arm and 19 forms, and rotating shaft 20 is fixed in trailing wheel 3 central siphons, the drive link 6 and 19 flexible connections of cranking arm.Push-pull bar 12 is operated push-pull bar and is made drive link drive the wheel running by bent axle by with the clutch realization of dowel steel 9 and the free clutch between the trailing wheel bent axle.Above-mentioned " a kind of portable type people with disability car " turns flexibly, can advance and can retreat, and drives with the braking unification safer reliable.Yet its majority is applied to patient or the people with disability operational drive that is seated, its function singleness.
Summary of the invention
Technical problem to be solved by this invention provide a kind of have can sit, can stand, can manually again can mobile multi-functional rehabilitation vehicle capable of standing running.
The objective of the invention is by providing a kind of multi-functional rehabilitation vehicle capable of standing running to realize with following structure, it comprises vehicle frame, travel wheel and the pedal that are connected with vehicle frame, front-wheel is connected the seat undercarriage on the vehicle frame, and stick and driving device thereof travel.
Both sides, described vehicle frame the right respectively are provided with " ∏ " font sliding track mechanism of a band longitudinal rail and side guide; Be provided with in " ∏ " font slide rail of both sides, described vehicle frame the right a slippage therein crank arm type the four-bar linkage structure combination the medicated cushion swung with sit the undercarriage that back of the body frame erects; Side lower part is provided with one and has forward walking, the traveling mechanism of standing that has the stick that travels of walking and three operating functions of original place reversion of neutral gear backward behind the described vehicle frame; Described vehicle frame rear side middle part is provided with one and has that undercarriage that making of lift control lever be contained in the described frame rail promotes or the manual lifting mechanism of let-down.
The undercarriage of swinging that the four-bar linkage structure of described crank arm type makes up comprises that sitting the left and right sides of carrying on the back frame, described seat back of the body frame middle part props up connection one seat bar by each pivot of bearing pin, the left and right sides of described seat back of the body frame bottom is propped up by each pivot of bearing pin and is connected a support bar, and described seat bar props up the step frame that is connected a band footboard with the other end of support bar by bearing pin and pivot.
Described seat back of the body frame top handguard on each side is set, described seat bar middle part vertical direction fixedly connected is fallen the following handguard of " U " font.The bracing frame that connection one is used to support described seat bar is propped up by the bearing pin pivot in the below at described seat bar middle part, and the other end of described bracing frame props up with the terminal pivot of described vehicle frame and is connected.
The knee cap board mount that connects a band knee cap plate is propped up in the upper end of described step frame by the latch pivot.
The front end of described knee cap board mount is provided with the knee cap plate of a band knee pad in the horizontal direction by socket; Or the side of described knee cap board mount is provided with the knee cap plate of a band knee pad in vertical direction by bearing pin.
Be provided with the rolling guide friction pair that described undercarriage lifting is formed with longitudinal rail rolling bearing and side guide rolling bearing easily between the undercarriage that the medicated cushion swung of the four-bar linkage structure combination of " ∏ " the font slide rail of the both sides of described vehicle frame and the crank arm type of described slip and seat back of the body frame erect, the lower end, both sides of described vehicle frame respectively is provided with one and is used for stopping when described step frame lands localized " Г " font buting iron.
Two sticks that travel that respectively are installed in the handle that travels having on the wheel shaft about the described traveling mechanism of standing comprises, described wheel shaft are by described wheel axis fixing plate location on frame is installed; The lower end of the described stick that travels connects the stick back-moving spring that is used to travel, be provided with tommy bar, spring and lining in the described stick that travels, the upper end of the described tommy bar fixedly connected one described handle that travels, the described handle, at its lower end of travelling is provided with alignment pin, and the described handle that travels can upwards mention and rotate.
Described manual lifting mechanism comprises lift control lever and the connected lifter wheel of pulling, described lifter wheel is connected with gear wheel on being installed in described axle sleeve, described gear wheel is meshed with pinion, described pinion is fixedlyed connected with the reducer input shaft of speed reduction gearing on being placed in described vehicle frame, the fixedly connected wire rope pulley of the reducer output shaft of described speed reduction gearing, fixedly cross-under is in the interlock hole of the undercarriage of swinging of the four-bar linkage structure combination of described crank arm type for an end that is packed in the steel wire rope on the described wire rope pulley, and described lifting control crank can upwards mention and rotate.Described manual lifting mechanism also is provided with a nonskid device.
The vertical direction of the lower end of described vehicle frame fixedly installs a fixing head that is used for fixing wheel shaft, the front wheel carrier of described traveling mechanism and prevents the rear wheel frame of the band trailing wheel that public bus reserved for the disabled is toppled over backward when being used for travelling when standing.The both sides, middle part of described vehicle frame fixedly install a brake gear.
Compared with prior art, the invention has the advantages that: 1. have the multi-functional mode of travelling of maintaining and taking exercise that to sit, can stand; 2. adopt the body frame structure for automotive of back of the body shaped as frame band rolling guide, make the combination of appearance and modeling of the present invention and part dispose all comparatively advantages of simple; 3. the design of body frame structure for automotive is convenient to loading and unloading, is convenient to change system into electric up-down and electronic travelling or manual and mobile multi-purpose function; 4. the undercarriage of the four-bar linkage structure combination of the vehicle frame of employing back of the body shaped as frame band rolling guide and crank arm type makes undercarriage lifting or let-down flexible movements laborsaving; 5. the standing state mobility operation is simple and convenient.
Description of drawings
Fig. 1 is an overall structure sketch map of the present invention;
Fig. 2 is the body frame structure for automotive sketch map of " ∏ " font sliding track mechanism of band longitudinal rail and side guide;
Fig. 3 is that the M of Fig. 2 is to view;
Fig. 4 is " ∏ " font sliding track mechanism structural representation of band longitudinal rail and side guide;
Fig. 5 is the landing gear structure sketch map of swinging of crank arm type four-bar linkage structure combination;
Fig. 6 be stand traveling mechanism manually erect the handle structure sketch map that travels;
Fig. 6 A is that the A of Fig. 6 is to view;
Fig. 6 B is that the B of Fig. 6 is to view;
Fig. 7 is the gear parts structural representation that travels of traveling mechanism of standing;
Fig. 8 is the lift control lever and the lifter wheel part-structure sketch map of hand-worked lift;
Fig. 9 is that the gear wheel and the pinion of hand-worked lift arranged sketch map;
Figure 10 is the speed reduction gearing and the wire rope pulley transmission sketch map of hand-worked lift;
Figure 11 is the left side view of Fig. 1;
Figure 12 is the sketch map when promoting of the undercarriage in the frame rail of the present invention;
Figure 13 is a kind of prior art constructions sketch map;
The specific embodiment
Embodiment describes in further detail the present invention below in conjunction with accompanying drawing.
Fig. 1 to Figure 11 shows an embodiment of the invention.The present invention includes vehicle frame, the wheel that travels, pedal and the front-wheel that are connected with vehicle frame, be connected the seat on the vehicle frame and travel stick and driving device thereof.The both sides, the right of described vehicle frame 1 respectively are provided with " ∏ " font sliding track mechanism 13 of a band longitudinal rail 11 and side guide 12, shown in Fig. 2,3,4; Be provided with in " ∏ " font slide rail 13 of described vehicle frame 1 both sides a slippage therein crank arm type four-bar linkage structure combination the medicated cushion swung with sit the undercarriage 2 that back of the body frame erects; Described vehicle frame 1 back side lower part is provided with one and has walking forward, the traveling mechanism 6 of standing that has the stick 62 that travels of walking and three operating functions of original place reversion of neutral gear backward; Described vehicle frame 1 rear side middle part is provided with one and has that undercarriage 2 that making of lift control lever 71 be contained in the described frame rail promotes or the manual lifting mechanism 7 of let-down, shown in Fig. 6,7.
The undercarriage of swinging 2 of described crank arm type four-bar linkage structure combination as shown in Figure 5, comprise that sitting the left and right sides of carrying on the back frame 20, described seat back of the body frame 20 middle parts props up connection one seat bar 24 by bearing pin 281 each pivot, the support bar 25 that connects a band medicated cushion 22 is propped up by bearing pin 282 each pivot in the left and right sides of described seat back of the body frame 20 bottoms, and described seat bar 24 props up the step frame 26 that is connected a band footboard 261 with the other end of support bar 25 by bearing pin 283 and 284 pivots.
Described seat back of the body frame 20 tops handguard 21 on each side is set, the middle part vertical direction fixedly connected of described seat bar 24 is fallen the following handguard 23 of " U " font.
The bracing frame 27 that connection one is used to support described seat bar 24 is propped up by bearing pin 29 pivots in the below at described seat bar 24 middle parts, and the other end of described bracing frame 27 props up with the terminal pivot of described vehicle frame 1 and is connected.
The knee cap board mount 30 that connects a band knee cap plate 31 is propped up in the upper end of described step frame 26 by latch 262 pivots.
Be provided with the rolling guide friction pair that described undercarriage 2 liftings are formed with longitudinal rail rolling bearing 14 and side guide rolling bearing 15 easily between the undercarriage 2 that the medicated cushion swung of the four-bar linkage structure combination of " ∏ " font slide rail 13 of described vehicle frame both sides and the crank arm type of described slip and seat back of the body frame erect, shown in Fig. 3,4.The lower end, both sides of described vehicle frame 1 respectively is provided with one and is used for stopping when described step frame 26 lands localized " Г " font buting iron 15.The Far Left of described vehicle frame 1 fixedly installs one and is used for the handle 5 that the entourage carries out, referring to shown in Figure 1.
The front end of described knee cap board mount 30 is provided with the knee cap plate 31 of a band knee pad 33 in the horizontal direction by socket 32; The described knee cap plate 31 that is provided with in the horizontal direction can be used as patient or people with disability's accommodation platform, can have a meal, reads or do other activity on this knee cap plate level platform, referring to shown in Figure 1.Described knee cap plate 31 another installation methods are the side end faces that can be placed in knee cap board mount 30 by bearing pin 34; the knee cap plate 31 of one band knee pad 33 promptly is set in vertical direction; so that lower limb are carried out the knee cap protection when travelling when patient or people with disability stand up, referring to shown in Figure 12.
The present invention can be seated and the two kinds of modes of travelling of standing: being seated travels is can be travelled by the handwheel 613 that is connected one with described road wheel that patient or people with disability promote road wheel 612 outsides of the left and right sides voluntarily.Stand when travelling,, therefore must design the travel traveling mechanism 6 of standing of stick of special usefulness because patient or people with disability's hands touches the handwheel 613 less than the left and right sides, below to the detailed description of this mechanism.
Stand traveling mechanism 6 and manipulation process: shown in Fig. 6,7, two sticks 62 that travel that respectively are installed in the handle 66 that travels having on the wheel shaft 63 about it comprises, described wheel shaft 63 are by described wheel axis fixing plate 64 location on frame are installed; The lower end of the described stick that travels connects a back-moving spring 71, be provided with tommy bar 61, spring 68 and lining 67 in the described stick 62 that travels, the upper end of the described tommy bar 61 fixedly connected one described handle 66 that travels, the described handle, at its lower end of travelling is provided with alignment pin 610; Under described spring 68 effects, the handle that travels can upwards mention and rotate, and the cue mark of the travel direction of " forward ", " backward " is carved with on the two sides of the described handle that travels, shown in Fig. 6 A, 7A.When standing mobility operation, hold described handle 66 and do front and back amplitude of oscillation action, at this moment, described tommy bar 61 is pulled the gear 69 that travels that is fastened on the Decorative drum 611, walks about immediately with the road wheel 612 that described Decorative drum 611 is fixed with one.The described traveling mechanism 60 of standing has forward shelves walking, three operating functions of original place reversion of shelves walking and neutral gear backward, and by handle 66 controls of travelling that connecting described alignment pin 610, flexible movements are laborsaving, simple to operation.
Manual lifting mechanism 7 and manipulation process: shown in Fig. 8,9,10, the structure of lift control lever 71 is identical with the described stick 62 that travels; When the amplitude of oscillation is moved before and after lift control lever 71 is done, pull lifter wheel 72 and drive the gear wheel 74 that is fixed on the axle sleeve 73, described gear wheel 74 drives pinion 75 and drives the reducer input shaft 76 of fixedlying connected with it, the wire rope pulley 79 that process speed reduction gearing 77 is given transmission of power reducer output shaft 78 and fixedlyed connected with it; At this moment, an end that is packed in the steel wire rope 710 on the described wire rope pulley 79 fixedly cross-under in the interlock hole 212 of the undercarriage of swinging 2 of the four-bar linkage structure combination of described crank arm type, thereby when described wire rope pulley 79 drive steel wire ropes 710 move up and down, the undercarriage 2 that is contained in the described frame rail promptly promotes or let-down, as shown in Figure 1, 2.
After the undercarriage in the described frame rail 2 promotes, fixedly install the back pad 201 of a backrest when being used for patients or people with disability and standing on the right side of described seat back of the body frame 20, as shown in Figure 2.In order to prevent that described speed reduction gearing 77 from producing spinning motion under action of gravity, the present invention is provided with nonskid device (not illustrating among the figure).Described lifting control crank can upwards mention and rotate, and be carved with on the two sides of lifting control crank " liter ", " falls " choose cue mark, by handle and alignment pin control.The landing of the undercarriage of swinging 2 of the four-bar linkage structure combination of described crank arm type is to finish by the gravity of self.Fall at " liter ", " " the ascending, descending siren (not illustrating among the figure) that puts in place is arranged in the course of action, with the safety of guaranteeing to move.
Handle in order to realize motor-driven lifting, between two axle sleeves 712 and 713 at the middle part of described decelerator I axle 76, be provided with one by motor-operated sprocket wheel 714 and chain gearing thereof, and with ascending, descending limit switch and lifting control crank chain (not illustrating among the figure), to guarantee manually and electrically operated reliability.
The vertical direction of the lower end of described vehicle frame 1 fixedly installs a fixing head 18 that is used for fixing wheel shaft 63, the front wheel carrier 8 of described traveling mechanism and prevents the rear wheel frame 8 of the band trailing wheel 91 that public bus reserved for the disabled is toppled over backward when being used for travelling when standing, with reference to shown in Figure 5.The function of trailing wheel 91 is to prevent that public bus reserved for the disabled from toppling over backward when being used for travelling when standing.
After the undercarriage in the described frame rail 2 promoted, the undercarriage of swinging 2 of described crank arm type four-bar linkage structure combination rose and becomes the standing position state, and as shown in Figure 2, handguard 21 forms crutch formula function with following handguard 23 on this moment, rises and supports and protective effect.Described step frame 26 in lifting process all the time with " ∏ " font slide rail 13 keeping parallelisms of vehicle frame both sides.
The both sides, middle part of described vehicle frame 1 fixedly install a brake gear 18, as shown in Figure 1, and by handling brake lever 181, brake shoes 182 checked the wheel 613 that travels.This brake lever can be used to stand and check the wheel that travels when travelling, and being used to again is seated checks the wheel that travels when travelling.
Specified conditions according to the Most patients lower limb; have only knee to lean support and just can stand, thus of the present invention can be in the horizontal direction can the patient be stood or stand at the band knee pad 33 of vertical direction setting and knee cap board mount 30 thereof again be effectively protected when travelling.
The present invention adopts the body frame structure for automotive of back of the body shaped as frame band rolling guide, makes the combination of appearance and modeling of the present invention and part dispose all comparatively advantages of simple, is convenient to loading and unloading, is convenient to change system into electric up-down and electronic travelling.