CN202605141U

CN202605141U - Motor-driven and manual foldable wheel chair

Info

Publication number: CN202605141U
Application number: CN 201120565154
Authority: CN
Inventors: 曹建辉
Original assignee: Individual
Current assignee: Individual
Priority date: 2011-12-30
Filing date: 2011-12-30
Publication date: 2012-12-19
Anticipated expiration: 2021-12-30

Abstract

The utility model discloses a motor-driven and manual foldable wheel chair. The foldable wheel chair is characterized in that a motor is arranged on a wheel; the motor controls the on-off state of the wheels through a clutch draw rod; the side of a frame is provided with a speed controller controlled through a speed control brake handle; the rear side of the speed control brake handle is articulated with a brake push rod; and a foldable support base for placing batteries is arranged behind the frame. The foldable wheel chair is flexible, easy to control, small in steering radius and occupied area, and is convenient to carry along.

Description

Electronic, dual-use manual fully collapsible invalid's chair

Technical field

This utility model relates to a kind of wheelchair, especially is a kind of electronic, dual-use manual fully collapsible invalid's chair.

Background technology

For handicapped people, wheelchair has become requisite walking-replacing tool, for the crowd that takes action easily, has the car of riding instead of walk to be placed in the car, and low coverage better only has been when using.Traditional wheelchair normally adopts manual mode to drive, and travel speed is slower, and physical demands is bigger, is not suitable for long journey.And the comparatively advanced electric wheelchair that occurs at present, though solved the problem on the type of drive, also there are many deficiencies in itself: at first; The prior electric wheelchair; Structure is comparatively complicated, and price is comparatively expensive, is difficult to accept for the lower wounded or disabled crowd of income; Secondly, prior electric wheelchair volume is big, and is comparatively heavy, and not collapsible, is inconvenient to carry, and it is bigger to take up room when idle, adopts single motorized motions mode, after in a single day battery does not have electricity, can't adopt manual actuation; In addition, its steering operation of existing electric wheelchair is dumb, and turning radius is bigger, on crankcase ventilaton, is inconvenient to use.

The utility model content

For overcoming above-mentioned technical problem, this utility model provides a kind of novel structure, easy to operate electronic, dual-use manual fully collapsible invalid's chair.

For realizing above-mentioned technical purpose, this utility model is to adopt following technical scheme to realize: a kind of electronic, dual-use manual fully collapsible invalid's chair comprises a folding vehicle frame; And two wheels of below, two universal wheels; Lateral wheel is provided with hand rim, and vehicle frame the place ahead is provided with pedal, it is characterized in that: the wheel place is provided with a motor; The output shaft of motor is positioned at the dead ahead of wheel, and motor is through the clutch state of clutch rod control with wheel; The wheel both sides respectively are provided with a speed regulator simultaneously, and the both sides speed regulator is respectively through each side speed governing brake lever control, in order to the rotating speed of control motor output shaft; Speed governing brake lever rear side is hinged with the brake push rod, and the brake putting back-end is provided with the frictional resistance brake block, in order to wheel is carried out frictional resistance, realizes brake, turns to operations such as ramp parking; The speed governing brake lever is provided with two change-over keys, in order to the rotation direction of control motor, realizes that the control wheelchair advances, retreats, and turn-takes in the original place; The vehicle frame front portion is provided with the electric machine controller into motor allotment voltage; The vehicle frame rear is provided with the folding supporting seat that is used to place battery, can battery erected the back and be positioned over a side (battery and vehicle frame are separable) through folding supporting seat during vehicle frame folding.

The utlity model has following beneficial effect: its complete vehicle structure is improved by existing manual wheelchair, and processing and manufacturing is more convenient, and cost is lower; General personage all can accept, and brakes, advances, retreats, turns to all through drive wheels control, easy to operate simple and flexible; Control easily; Turning radius is little, can carry out pivot turn, is fit to multiple complex road condition; It adopts folding stand, reduces taking up room when leaving unused, and conveniently goes out to carry; Two kinds of type of drive when dead battery, also can be passed through manual actuation, use comparatively flexible.

Description of drawings

Fig. 1 is this utility model structural representation;

Fig. 2 is this utility model side structure sketch map;

Fig. 3 is this utility model and dolly combination sketch map;

Fig. 4 is the structural representation of folding stand after improving.

Fig. 5 is this utility model motor and another type of drive structural representation of wheel.

Among the figure, 1, motor output shaft, 2, motor, 3, universal wheel, 4, pedal, 5, speed regulator, 6, car light; 7, electric machine controller, 8, the speed governing brake lever, 9, change-over key, 10, the brake push rod, 11, fairlead, 12, clutch rod, 13, the frictional resistance brake block; 14, vehicle frame, 15, carriage, 16, wheel, 17, hand rim, 18, connect drag hook, 19, folding supporting seat, 20, battery; 21, rear pedal, 22, the folded bicycle pull bar, 23, folded bicycle, 24, connect cross bar, 25, storage basket, 26, lighting switch, 27, on and off switch; 28, go up cross link, 29, cross link down, 30, the handrail socket, 31, extension board, 32, gear ring, 33, driving gear.

The specific embodiment

Referring to accompanying drawing 1, shown in 2; This utility model adopts the vehicle frame that can fold 14 consistent with the prior folding Wheelchair structure; Vehicle frame 14 is supported by two wheels 16 and two universal wheels 3, and the front end both sides of vehicle frame 14 are provided with turnover pedal 4, two wheels 16 outsides and are equipped with hand rim 17; Wheel 16 places are provided with a motor 2, and the output shaft 1 of motor 2 is positioned at the dead ahead of wheel 16, and motor 2 tops are provided with a clutch rod 12, clutch rod 12 hinged with vehicle frame on, it is used to control the clutch state of motor 2 and wheel 16; Wheel 16 the place aheads also are provided with a speed regulator 5 simultaneously, and the adjusting knob on the speed regulator 5 can be controlled through speed governing brake lever 8, promote speed governing brake lever 8 motors 2 rotating speeds forward and increase, and pull back speed governing brake lever 8 motors 2 rotating speeds and reduce; 8 rear sides of speed governing brake lever in addition connect brake push rod 10 through articulated linkage, and brake push rod 10 limits through fairlead 11 and moves horizontally, and brake push rod 10 rear ends are provided with frictional resistance brake block 13; When brake push rod 10 is pushed into to a certain degree backward, break away from speed regulator 5, and promote to move behind the brake push rod 10; Through the frictional force of control frictional resistance brake block 13, realize brake control, when brake push rod 10 is pushed into two pin joints that are articulated and connected backward and is in level with wheel 16; Brake push rod 10 is locked; Frictional resistance brake block 13 can't move voluntarily, can realize parking braking, mainly is applicable to brokenly the road parking; Speed governing brake lever 8 is provided with change-over key 9, in order to the rotation direction of control motor 2, realizes that the control wheelchair advances, retreats; Vehicle frame 14 front portions are provided with to the electric machine controller 7 of motor 2 allotment voltages and throw light on car light 6, and corresponding on and off switch 27, lighting switch 26 are arranged on the speed governing brake lever 8, so that operation; Be provided with the automatic callipers brake truck system that stops in the electric machine controller 7, be used for assisting frictional resistance brake block 13 to carry out parking braking; Vehicle frame 14 rears are provided with the folding supporting seat 19 that is used to place battery 20, can battery 20 erected the back and be positioned over a side through folding supporting seat 19 when vehicle frame 14 folds.

Referring to shown in Figure 3, the conventional electric-powered wheelchair can only carry a people, and this utility model can be expanded on the basis of the above; The folded bicycle 23 capable of being combined at its rear portion; Be used to carry other staff, its scheme is: the both sides, rear of vehicle frame 14 are provided with and connect drag hook 18, connect cross bar 24 and can be fixed on the connection drag hook 18; On the connection cross bar 18 bumper step 21 is installed, connects the folded bicycle 23 of cross bar 18 through folded bicycle pull bar 22 traction rears; In addition, vehicle frame 14 rears are provided with a carriage 15, when folded bicycle 23 does not use, are positioned on the carriage 15 after collapsible.

Referring to shown in Figure 1, when need not to use folded bicycle 23, be placed with storage basket 25 on the carriage 15, can place foreign material in the storage basket 25.

Shown in accompanying drawing 4; Traditional folding stand 14 directly supports through hinged crossbar, and volume after folding is bigger, and the width of vehicle frame, height and length etc. all can not be regulated; The vehicle frame 14 of this utility model adopts many group connecting elements to combine; The whole height of vehicle frame 14, length, the equal scalable of width, vehicle frame 14 upper ends, lower end are respectively equipped with cross link 28, following cross link 29, both middle part cross-articulation; The last cross link 28 of vehicle frame 14 1 sides, time cross link 29 tops are hinged with last cross link 28, time cross link 29 tops of opposite side respectively, form the rhombus foldable structure of a similar flexible door; Vehicle frame 14 front portions are provided with folding pedal 4; Two pedals, 4 inboards are provided with narrower extension board 31; Two extension board 31 tops are hinged through rotating shaft; Two pedals 4 can prevent when getting out that wheelchair is folding voluntarily in use, and the folding supporting seat 19 at vehicle frame 14 rears can play the effect of support cells simultaneously, also can play the purpose that prevents that vehicle frame 14 is folding voluntarily in use; Vehicle frame 14 tops are through handrail socket 30 fixing two handrails; For convenience detach; Vehicle frame 14 belows are fixed with liftable universal wheel 3 through axle sleeve, can adopt rotation mode to be connected with vehicle frame 14 and lean against, the volume when folding to reduce this utility model; The former folding stand of aspect ratio after it is folding 14 is less, is more suitable for placing, carrying.

Shown in accompanying drawing 5; The further improvement project of this utility model is: wheel 16 inboards are fixed with concentric gear ring 32; And driving gear 33 is installed on the output shaft of motor 2, motor 2 rotates through the next indirect drive wheels 16 of the driving gear 33 and the engagement of gear ring 32.

The operation principle of this utility model is: pull back clutch rod 12, motor 2 separates with wheel 16, and wheelchair can adopt manual actuation; Push away forward and close pull bar 12, motor 2 contacts with wheel 16, and this moment, wheelchair can adopt motorized motions; Regulate speed regulator 5 through speed governing brake lever 8, control the speed of travel of wheelchair, and can realize that two wheels are asynchronous through both sides speed regulator 5; Accomplish the steering operation of various angles, and can control turning to of motor 2, so that realize the wheelchair reversing through the change-over key on the speed governing brake lever 89; On the road when narrow; Can stop through a wheel 16, another wheel 16 moves forward or backward, can realize pivot turn; When needing brake with speed governing brake lever 8 pulled backwards; Speed regulator 5 reduces or stops to motor 2 power supplies, and frictional resistance brake block 13 is replaced the rotary resistance that on wheel 16, increases wheel 16 simultaneously, realizes service brake; Speed governing brake lever 8 backward by to below the time, can be realized parking braking.

Claims

1. electronic, dual-use manual fully collapsible invalid's chair; Comprise a folding vehicle frame, and two wheels of below, two universal wheels, lateral wheel is provided with hand rim; Vehicle frame the place ahead is provided with pedal; It is characterized in that: the wheel place is provided with a motor, and the output shaft of motor is positioned at the dead ahead of wheel, and motor is through the clutch state of clutch rod control with wheel; The vehicle frame side also is provided with a speed regulator simultaneously, and speed regulator is controlled through the speed governing brake lever; Speed governing brake lever rear side is hinged with the brake push rod, and the brake putting back-end is provided with the frictional resistance brake block; The vehicle frame rear is provided with the folding supporting seat that is used to place battery.

2. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 1, it is characterized in that: the speed governing brake lever is provided with change-over key, and on and off switch, lighting switch are arranged on the speed governing brake lever.

3. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 1; It is characterized in that: the both sides, rear of vehicle frame are provided with the connection drag hook; Connect cross bar and can be fixed on the connection drag hook, on the connection cross bar bumper step is installed, connect the folded bicycle of cross bar through folded bicycle pull bar traction rear.

4. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 1, it is characterized in that: the vehicle frame rear is provided with a carriage.

5. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 4 is characterized in that: be placed with storage basket on the carriage.

6. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 1; It is characterized in that: vehicle frame adopts many group connecting elements to combine; Vehicle frame upper end, lower end are respectively equipped with cross link, following cross link; Both middle part cross-articulation, the last cross link of vehicle frame one side, time cross link top are hinged with last cross link, time cross link top of opposite side respectively, form a rhombus foldable structure.

7. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 1; It is characterized in that: the wheel inboard is fixed with concentric gear ring; And driving gear is installed on the output shaft of motor, motor comes indirect drive wheels to rotate through the engagement of driving gear and gear ring.

8. a kind of electronic, dual-use manual fully collapsible invalid's chair as claimed in claim 6, it is characterized in that: the vehicle frame front portion is provided with folding pedal, and two pedal inboards are provided with narrower extension board, and two extension board tops are hinged through rotating shaft.