CN201001818Y - Wheelchair multifunctional electricity driving device - Google Patents
Wheelchair multifunctional electricity driving device Download PDFInfo
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- CN201001818Y CN201001818Y CN 200620009327 CN200620009327U CN201001818Y CN 201001818 Y CN201001818 Y CN 201001818Y CN 200620009327 CN200620009327 CN 200620009327 CN 200620009327 U CN200620009327 U CN 200620009327U CN 201001818 Y CN201001818 Y CN 201001818Y
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Abstract
A wheelchair multifunctional electric-driving device with dynamic force of the electromechanical drive and assistant force of lever drive mainly comprises an electromechanical system and a hand-aid system and is positioned at the wheel shaft at a side of the wheelchair. The electromechanical system is mainly composed of a motor, a sprocket gear, a sprocket gear, a chain and a wheel mandrel; therein, the motor is positioned at the end of the casing, the sprocket gear on the motor and the sprocket gear on the wheel mandrel, and two gears are hinged with the chain. The transmission relation is that: after the motor is powered up, the sprocket gear is brought to rotate, thus driving the wheel mandrel to rotate along the wheelchair wheel. The hand-aid system mainly composes a wheel mandrel, a dynamic hollow shaft, a transmission shaft, a duplex half-tooth pushrod and a plurality of gears; therein, the dynamic hollow shaft is sleeved onto the wheel mandrel and connected with the bearing, the driving gear is positioned on the hollow shaft and the transmitting gear is arranged on the wheel mandrel; the splined teeth of the dynamic hollow shaft, outside the cabinet, are geared with the duplex half-tooth pushrod and fastened with the pushrod limiting seat; the part of the wheel mandrel outside the cabinet is positioned on the wheels of the wheelchair; the transmission ratchet gear and the transmission gear, positioned on the transmission shaft, are geared with the transmitting gear and the driving gear. The transmission relation is that: after the duplex half-tooth pushrod is strained, the dynamic hollow shaft drives the driving gear to rotate clockwise, bringing the geared transmission gear to drive the transmission ratchet gear to rotate, then the transmitting gear to rotate and finally the wheelchair wheels to rotate via the wheel mandrel.
Description
Technical field: present technique relates to wheel Wheel-chair multifunction electric driving device.
Background technology: the wheel Wheel-chair is to be power with the manpower, specializes in the prevailing walking-replacing tool that people with disability, old people and handicapped person use, and it is small and exquisite flexibly, and is easy to use, liked by everybody.
Since the reform and opening-up, raising along with people's lives and civilization degree, people to the pursuit of quality of life in continuous lifting, the social aged's continuous increase in addition, a large amount of wheel Wheel-chairs are for export, wheel Wheel-chair demand increases substantially, because the manual wheelchair car is with low content of technology, domestic existing wheel Wheel-chair manufacturing enterprise scale does not wait, technical force drops into uneven, the wheel Wheel-chair style of being produced at present is outmoded, and kind is single, belongs to simple substantially, simple, practical type, existing for a long time speed is slow, effort, on, key issue such as big dangerous down grade is not resolved all the time, since electric wheel-chair vehicle puts goods on the market, because the price height, motility is limited to, and special electroless state promotes inconvenience etc. down.How to change this situation rapidly, produce high-quality, high standard, high technology content as early as possible and the moderate wheel Wheel-chair of price is imminent.
Summary of the invention: the purpose of this utility model is for overcoming a kind of Wheel-chair multifunction electric driving device of taking turns that above deficiency provides.
The purpose of this utility model is achieved in that
This utility model wheel Wheel-chair multifunctional motor-driven device is made up of Mechatronic Systems and hands force aid system, is assemblied in the body, is installed in wheel Wheel-chair single wheel shaft position.It is characterized in that: body is a rectangle hollow type casing, and two corresponding dead eyes are respectively left in both sides, and tail end leaves opening, adds a cover the back and is fixed by Luo Ding.
Mechatronic Systems: mainly form by motor, chain ratchet-gear wheel, sprocket, chain, wheel center axle, motor is fixed on body afterbody or appropriate location, the chain ratchet-gear wheel is installed on the motor spindle nose, and sprocket is fixed on the wheel center axle, and two gears are hinged moving by chain.Its drive connection is: after the motor power supply, make the chain ratchet-gear wheel drive sprocket and rotate, force the wheel center axle to drive wheel and rotate.
Hands force aid system: mainly form by wheel center axle, power hollow axle, transmission axle, active force gear, travelling gear, transmission gear, transmission ratchet-gear wheel and duplex half tooth push rod; The power hollow shaft sleeve is contained on the wheel center axle, by bearing it is linked to be sleeve, the active force gear is installed on the power hollow axle, travelling gear is installed on the wheel center axle, the wheel center axle by bearing fixing on casing, the power hollow axle extends the casing colored tooth position outward and the semicircle internal tooth interlock mutually of duplex half tooth push rod root, be fixed on the casing with the push rod limit base, the wheel center axle all extends outside the casing, one end is installed wheel Wheel-chair wheel, the other end is brake fixedly, and brake links to each other with brake handle by steel cable; Fixing on the transmission axle transmission ratchet-gear wheel and the transmission gear, two gears respectively with travelling gear and the interlock of active force gear after by bearing fixing on casing.Its drive connection is: the stressed back of duplex half tooth push rod is to referring to the motion of meaning direction, making the power hollow axle drive the active force gear clockwise rotates, force transmission gear driven with its interlock to be fixed on transmission ratchet-gear wheel on the same axle and drive travelling gear and rotate, finally rotate by wheel center axle driven wheel Wheel-chair wheel.
The purpose of this utility model also can realize by following measure:
Described power hollow axle and active force gear can be extractd need not; Travelling gear and sprocket still are installed on the wheel center axle, then the wheel center axle is packed in bearing in the dead eye of body rear end both sides, wheel center axle two ends all extend outside the body, and an end is installed wheel Wheel-chair wheel, the other end installs brake, and brake is linked to each other with brake handle by steel cable; The transmission ratchet-gear wheel be packed on the transmission axle, with the travelling gear interlock, transmission axle by bearing fixing in the dead eye of body front end both sides; Again transmission axle one end is extended outside the body, and fixing going up with the alternate colored tooth of transmission gear, and with the semicircle internal tooth interlock of duplex half tooth push rod root, be fixed on the casing by the push rod limit base; Motor is fixed on body afterbody or appropriate location, and the chain ratchet-gear wheel is packed on the motor spindle nose, is hinged chain ratchet-gear wheel and sprocket moving with chain.Its drive connection is: after the motor power supply, the chain ratchet-gear wheel is rotated by wheel center axle driven wheel Wheel-chair wheel; When pulling the push rod power-assisted, see the stressed back of connection half tooth push rod and rotate, force the transmission ratchet-gear wheel to drive the travelling gear rotation, under the effect of wheel center axle, wheel chair wheel is clockwise rotated, promptly reach the power-assisted purpose to finger meaning direction.
The use of all can installing separately of described above two force aid system promptly can be used as the power assisting device of electric wheel-chair vehicle, also can be used as common wheelchair driver driving device.
Described duplex half tooth push rod, form by the main push rod of paying, two push rod roots respectively leave half tooth that is complementary, after interlock, to fix by half tooth connecting plate, two push rod bottoms are semi-circular structure, the first half of interior circle has semicircle internal tooth, when two push rods were close to, its semicircle internal tooth and the organic interlock in tooth position of power hollow axle flower were fixed on the casing by half tooth push rod limit base.Just effectively limited the wheel reverse this moment, after main pair push rod separated, the semicircle internal tooth of push rod root just broke away from the flower tooth, and at this moment, wheel has just lost control.This structure is the critical component that limiting wheel reverses and do not reverse.
Described power hollow shaft sleeve is contained on the wheel center axle, with bearing both is combined as a whole, and becomes that concentric, difference turn to, the sleeve of friction speed, difference in functionality, and this structure plays transferring power in this device, improve the central role of speed.
Described transmission ratchet-gear wheel, external diameter are flat toothing, interior round ratchet tooth apart from bicycle freewheel than encrypting.
The present invention also has following good effect:
1, after the wheel Wheel-chair is installed the multifunction electric driving device, be electric wheel-chair vehicle, Mechatronic Systems can drive to advance as electric power under hands force aid system power-assisted, also can be as power-assisted, and the handle force aid system drives to advance as power, and it is laborsaving that both are used power saving.
2, the wheel Wheel-chair electrodynamic drive to sail advance forward down or do not have under the electric dead ship condition, all can not influence the performance of the every function of hands force aid system; Pull the push rod power-assisted, pull push rod and drive separately to advance, hands is changed trains or buses to take turns power-assisted or is driven separately to advance etc.
3, the hands force aid system is because the utilization lever principle, so pulling the push rod power-assisted or pulling push rod when driving to advance, all very laborsaving, practicality shows, 90 ° of the every swings of half tooth push rod, and wheel Wheel-chair wheel changeed for 5 weeks, because speed is fast, so the power-assisted effect is fairly obvious.
As the power that is hampered, can pull push rod power-assisted at any time, but also hands changes trains or buses to take turns power-assisted or climbing when 4, climbing, intermittently climbing never falls back.
5, activity is limited to when needing microinching among a small circle, can take the hands wheel mode of changing trains or buses at any time, and is free movable with common wheelchair especially.
6, this utility model also is applicable to disabled tricycle, pleasure-boat waterborne, children toy car etc.
7, this utility model modern design is simple in structure, makes easily small investment, added value height.
The purpose of this utility model, characteristics will further specify with reference to accompanying drawing in conjunction with the embodiments.
Description of drawings:
Fig. 1, this utility model are applied to take turns the profile sketch map of the embodiment on the Wheel-chair;
Fig. 2, this utility model structural representation;
Fig. 3, measure described in the utility model example structural representation;
Fig. 4, be the construction profile of duplex half tooth push rod and power hollow axle flower tooth joint portion among Fig. 2, Fig. 3.
Accompanying drawing number:
1, wheel center axle 2, power hollow axle 3, bearing
4, duplex half tooth push rod 5, active force gear 6, bearing
7, travelling gear 8, body 9, brake
10, bearing 11, sprocket 12, chain
13, transmission axle 14, bearing 15, chain ratchet-gear wheel
16, transmission ratchet-gear wheel 17, motor 18, transmission gear
19, bearing 20, push rod limit base 21, bearing
22, brake handle 23, brake steel cable 24, power hollow axle top flower tooth
25, push rod root half tooth 26, push rod semicircle internal tooth 27, push rod connecting plate
28, primary push rod 29, pair push rod
The specific embodiment: this utility model wheel Wheel-chair multifunction electric driving device, mainly form by Mechatronic Systems and hands force aid system, be assemblied in the body, be installed in wheel Wheel-chair single wheel shaft position.See also Fig. 1, Fig. 2, Fig. 4.Body is a rectangle hollow type casing, and two corresponding dead eyes are respectively left in both sides, and tail end leaves opening, adds a cover the back and is fixed by Luo Ding.
Mechatronic Systems: mainly form by motor, chain ratchet-gear wheel, sprocket, chain, wheel center axle; Motor 17 is fixed on body 8 afterbodys or appropriate location, and chain ratchet-gear wheel 15 is fixed on motor 1 spindle nose, and sprocket 11 is fixed on the wheel center axle 1, and two gears are hinged moving by chain 12.
The hands force aid system mainly is made up of wheel center axle, power hollow axle, transmission axle, active force gear, travelling gear, transmission gear, transmission ratchet-gear wheel and duplex half tooth push rod.On the power hollow axle 2 suit wheel center axles 1, be its connection sleeve by bearing 6,21; Active force gear 5 is installed on the power hollow axle 2, travelling gear 7 is installed on the wheel center axle 1, wheel center axle 1 is by bearing 3,10 are packed on the casing, power hollow axle 2 extends casing outer colored tooth 24 and 26 interlocks of duplex half tooth push rod root semicircle internal tooth, be fixed on the casing 8 with push rod limit base 20, wheel center axle 1 two ends extend outside the casing, one end is installed wheel Wheel-chair wheel, the other end is installed brake 9, brake 9 links to each other with brake handle 22 by steel cable 23, fixing on the transmission axle 13 transmission ratchet- gear wheel 16 and 18 liang of gears of transmission gear respectively with travelling gear 7 and 5 interlocks of active force gear, transmission axle 13 is by bearing 14,19 are fixed on the casing 8.
The purpose of this utility model can also realize by following measure, please consults Fig. 3 simultaneously.It is characterized in that: described travelling gear 7 and sprocket 11 are installed on the wheel center axle 1, wheel center axle 1 usefulness bearing is packed in the dead eye of body rear end both sides, wheel center axle 1 two ends all extend outside the body, one end is installed wheel Wheel-chair wheel, the other end installs brake 9, brake 9 is linked to each other with brake handle 22 by steel cable 23, transmission ratchet-gear wheel 16 be packed on the transmission axle 13 and with travelling gear 7 interlocks, transmission axle 13 usefulness bearing fixing are in the dead eye of body front end both sides, again transmission axle 13 1 ends are extended outside the body, and install with 18 alternate colored teeth of transmission gear, with the interlock that is complementary of the semicircle internal tooth 26 of duplex half tooth push rod root, be fixed on the casing by push rod limit base 20, motor 17 is fixed on body afterbody or appropriate location, chain ratchet-gear wheel 15 is packed on the motor spindle nose, chain ratchet-gear wheel 15 and sprocket 11 is hinged with chain 12.
Please refer to Fig. 4 during enforcement, described duplex half tooth push rod 4 is made up of 28 pairs of push rods 29 of primary push rod, two push rod roots leave half tooth 25 that is complementary after interlock by the fixing interlock of push rod connecting plate 27, two push rod bottoms are semicircular structure, the first half of interior circle has semicircle internal tooth 26, when two push rods are close to, its semicircle internal tooth 26 and the interlock mutually of power hollow axle flower tooth 24.
During enforcement power hollow axle 2 is sleeved on the wheel center axle 1, it is combined as a whole with bearing 6,21, become concentric, with turn to, the sleeve of friction speed, in this driving device, play transferring power, improve the central role of speed.
Transmission ratchet-gear wheel 16 external diameters are flat toothings during enforcement, and interior round ratchet is encrypted than tooth pitch with bicycle freewheel.
Described chain ratchet-gear wheel 15 can replace with bicycle freewheel during enforcement, according to speed of a motor vehicle needs and sprocket 11 transposing fixed positions; Also can change chain ratchet-gear wheel 15 and the ratchet-gear wheel that transmits ratchet-gear wheel 16 isostructures, congenerous into, sprocket 11 be changed into ordinary gear be used; Be packed in sprocket 11 on the wheel center axle 1, can be installed in the body, also can be installed on the spindle nose that extends extra-organismal wheel center axle, outside body with the motor interlock.
Claims (3)
1, a kind of Wheel-chair multifunction electric driving device of taking turns mainly is made up of body, Mechatronic Systems and hands force aid system, is installed in wheel axletree position, Wheel-chair one rear flank, it is characterized in that:
Body (8) is a rectangle hollow type casing, and two corresponding dead eyes are respectively left in both sides, and tail end leaves opening, adds a cover the back and is fixed by screw;
Mechatronic Systems: mainly form by motor, chain ratchet-gear wheel, sprocket, chain, wheel center axle; Motor (17) is fixed on body (8) afterbody, and chain ratchet-gear wheel (15) is fixed on motor (17) spindle nose, and wheel center axle (1) is a transversary, and two ends all extend outside the body (8), is packed on the body (8) by bearing (3,10); Wheel center axle (1) one side is installing sprocket (11) opposite side outer end and is fixing wheel Wheel-chair wheel;
Its drive connection is: the described chain ratchet-gear wheel (15) that is packed on motor (17) spindle nose is connected with chain (12) with sprocket (11) on being packed in wheel center axle (1), driven by electric power, wheel Wheel-chair wheel is fixed on wheel center axle (1) outermost end;
Hands force aid system: mainly form by wheel center axle, power hollow axle, transmission axle, active force gear, travelling gear, transmission gear, transmission ratchet-gear wheel and duplex half tooth push rod; Power hollow axle (2) is sleeved on the wheel center axle (1), by bearing (6,21) its connection is sleeve; Active force gear (5) is installed on the power hollow axle (2), and travelling gear (7) is installed on the wheel center axle (1), and wheel center axle (1) is packed on the body (8) by bearing (3,10); Power hollow axle (2) is fixed on the body (8) with push rod limit base (20) after extending extra-organismal colored tooth (24) and duplex half tooth push rod root semicircle internal tooth (26) interlock; Wheel center axle (1) two ends all extend outside the body, and an end is installed wheel Wheel-chair wheel, and the other end is installed brake (9), and brake (9) links to each other with brake handle (22) by steel cable (23); Fixing transmission ratchet-gear wheel (16) and transmission gear (18) on the transmission axle (13); Transmission axle (13) is fixed on the body (8) by bearing (14,19);
Its drive connection is: colored tooth position (24) interlock on the semicircle internal tooth (26) of described duplex half tooth push rod (4) the root power hollow axle (2) outside with extending body (8) is driven by manpower; Active force gear (5) is packed in power hollow axle (2) port, inner end, with transmission gear (18) interlock that is packed on the transmission axle (13), transmission ratchet-gear wheel (16) is packed on the transmission axle (13), with travelling gear (7) interlock that is packed on the wheel center axle (1), wheel Wheel-chair wheel is fixed on wheel center axle (1) outermost end.
2, according to claim 1, wheel Wheel-chair multifunction electric driving device, it is characterized in that: duplex half tooth push rod (4) is paid push rod (29) by primary push rod (28) and is formed, two push rod roots leave half tooth (25) that is complementary, after interlock, by the fixing interlock of push rod connecting plate (27), two push rod bottoms are semicircular structure, the first half of interior circle has semicircle internal tooth (26), when two push rods are close to, and its semicircle internal tooth (26) and the interlock of power hollow axle flower tooth (24).
3, according to claim 1, wheel Wheel-chair multifunction electric driving device, it is characterized in that: described transmission ratchet-gear wheel (16) external diameter is flat toothing, and inner edge is equipped with the roughly the same ratchet of bicycle small flywheel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620009327 CN201001818Y (en) | 2006-11-04 | 2006-11-04 | Wheelchair multifunctional electricity driving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620009327 CN201001818Y (en) | 2006-11-04 | 2006-11-04 | Wheelchair multifunctional electricity driving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201001818Y true CN201001818Y (en) | 2008-01-09 |
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ID=39037361
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620009327 Expired - Fee Related CN201001818Y (en) | 2006-11-04 | 2006-11-04 | Wheelchair multifunctional electricity driving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201001818Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816602A (en) * | 2010-04-01 | 2010-09-01 | 长春旭升科技有限公司 | Multifunctional four-wheel driving type electric wheelchair |
-
2006
- 2006-11-04 CN CN 200620009327 patent/CN201001818Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101816602A (en) * | 2010-04-01 | 2010-09-01 | 长春旭升科技有限公司 | Multifunctional four-wheel driving type electric wheelchair |
| CN101816602B (en) * | 2010-04-01 | 2011-09-28 | 长春旭升科技有限公司 | Multifunctional four-wheel driving type electric wheelchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080109 Termination date: 20101104 |