CN2571351Y - Combined gearing mechanism and gearing device for wheelchair - Google Patents
Combined gearing mechanism and gearing device for wheelchair Download PDFInfo
- Publication number
- CN2571351Y CN2571351Y CN 02241647 CN02241647U CN2571351Y CN 2571351 Y CN2571351 Y CN 2571351Y CN 02241647 CN02241647 CN 02241647 CN 02241647 U CN02241647 U CN 02241647U CN 2571351 Y CN2571351 Y CN 2571351Y
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- CN
- China
- Prior art keywords
- wheelchair
- drivewheel
- drive mechanism
- combination type
- type drive
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- Expired - Fee Related
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Abstract
The utility model relates to a combined gearing mechanism and gearing device for a wheelchair, which is formed by combination of a steering unit, two supporting racks, a battery unit, a hanger and the gearing device. Pipe clips of the two supporting racks are sheathed and fixed on a transverse rod on the bottom of the existing wheelchair, connecting pipes on both sides of the battery unit are sheathed and combined with engagement pipes, the battery unit is fixedly arranged under a chair seat of the wheelchair, and the steering unit is positioned on one side of armrests of the wheelchair. When a handle is rotated, a shaft rod, a reversing slice and a connecting rod move relatively, and a frame body together with the gearing device is turned; when a control switch is started, a driving wheel can be rotated in both forward and reverse directions, and the wheelchair is driven to move forwards and backwards.
Description
Technical field
This utility model relates to a kind of combination type drive mechanism, especially refers to a kind of electric transmissio mechanism that is used for wheelchair, and it can be assembled in the DIY mode voluntarily with existing wheelchair.Especially, this utility model provides a kind of improvement of wheelchair actuating device in addition, by a manual device selectivity is combined with a drivewheel, can make this drivewheel rotate with driven by power, perhaps forms idle running.
Background technology
Can allow disabled or bad old person be seated on its seat by the existence of wheelchair, hold ring with the round of the coaxial pivot joint of bull wheel, and make wheelchair advance or retreat, to obtain mobile purpose by own both hands promotion both sides in row.So for can't the application of force, or, then must move so that promote wheelchair by other people hand-held wheelchairs handle behind because of disease, wound cause hand obstacle person because of physical weakness.Therefore, known wheelchair must can reach mobile basic demand by under own or other people assistance.
Promptly there is the dealer to develop so-called " electric wheelchair " at present, it mainly is to be h type under-seat one to be provided with a drive mechanism, that is two rear wheel wherein one be designed to drivewheel, another then is a driven pulley, constitute the foundation of advancing, two front vehicle wheels in the place ahead then can by the front, rear, left and right of being located at the handrail driving lever to control, and the direction that makes wheelchair desire to advance according to user moves.So with regard to controlling, known electric wheelchair can be rated as convenient and certain.But its disappearance then is: 1) drive mechanism of this electric wheelchair must be by driven by power, if power drain then can't move, and then lose wheelchair can be by the manually driven basic function; 2) electric wheelchair is when turning, this two rear wheel is for reaching differential effect when turning (that is inboard rear wheel rotating speed be lower than outside rear wheel), make and unlikelyly in the turning process topple over the danger that maybe can't turn, therefore between two rear wheels, be provided with the change speed gear box of a complexity, on foot the complexity of volume increase product; And 3) owing to car body, the drive mechanism of known electric wheelchair are comparatively complicated, consequently producing with manufacturing cost to remain high, make that retail price on the market is startling, and can't popularize in disability or handicapped personage, really is a fly in the ointment.
The utility model content
Order of the present utility model is to provide a kind of combination type drive mechanism and actuating device thereof that is used for wheelchair, overcoming many disappearances of aforementioned electric wheelchair, and combines with wheelchair commonly used, makes it possess the advantage of electric wheelchair.
For achieving the above object, the combination type drive mechanism that is used for wheelchair that this utility model provides, it comprises:
One controls the unit, articulates a handle in a longitudinal axis masthead portion, and the bottom is by an axle sleeve, and its end then connects the sheet that reverses, and makes axostylus axostyle and reverses the sheet interlock, and this reverses and links with a connecting rod between sheet and suspension;
Two bracing frames that relatively are provided be provided with a clamp at the open sides of L shaped connection tube, and wherein a connection tube combine with the stay tube that axle sleeve extends laterally;
One battery unit, ccontaining at least one accumulator above a shell frame, the both sides, below each combine fixing with the connection tube of two bracing frames with a connection tube;
One suspension is a ㄈ shape framework, and the top is coupling in battery unit with a beam barrel, and the below then is connected with connecting rod;
One actuating device is fixedly arranged on an electro-motor and an output unit in the framework, and the output shaft of this output unit and drivewheel pivot joint;
Pipe clamp and the socket of existing wheelchair bottom bar by two bracing frames are fixed, and the connection tube of battery unit both sides combined with its connection tube socket, make battery unit be fixedly arranged on the under-seat of wheelchair, control the unit and then be positioned wheelchair armrest one side,, make axostylus axostyle, reverse sheet and the relative start of connecting rod when the rotation handle, and make framework turn to together with actuating device, when the start-up control switch, can make drivewheel with just, counter-rotating, move to drive the wheelchair anteroposterior position.
The described combination type drive mechanism that is used for wheelchair wherein is provided with the fastener of an adjustable elasticity between this axostylus axostyle and handle, to adjust the gripping angle of handle.
The described combination type drive mechanism that is used for wheelchair, wherein this axostylus axostyle and shaft room are provided with the fastener of an adjustable elasticity, to adjust the angle of inclination of axostylus axostyle.
The described combination type drive mechanism that is used for wheelchair, wherein the U-shaped opening of this pipe clamp is with the cross bar of at least one bolt element packing wheelchair.
The described combination type drive mechanism that is used for wheelchair, wherein the shell frame of this battery unit bottom is fixedly arranged on a fixed sleeving, and other has a moving casing and its socket, with the distance in response to two cross bars, should fixingly reach the moving casing outside and respectively be provided with a connection tube, combine fixing with two connection tubes.
The described combination type drive mechanism that is used for wheelchair wherein is provided with a shock-proof spring between this framework top and actuating device.
The described combination type drive mechanism that is used for wheelchair, wherein this actuating device further comprises a manual device, it is equiped with a driven disc and a drawing piece in regular turn in the drivewheel outside, and the output shaft periphery is offered one section Ka Gou, by drivewheel center wheel axis hole, and the snib of corresponding setting with driven disc is interlockingly connected, and drawing piece is towards logical perforation and the clip hole that is intercalated in this driven disc and axle hole periphery of at least two trips that the drivewheel direction is dashed forward and established, and makes the drawing piece can be with the drivewheel interlock; This drawing piece is by a relay pipe socket, and a spring and pad are set in regular turn, and is locked in output shaft for a bolt passes through;
Outwards pulled out along relay pipe by drawing piece, and the compression spring makes its trip break away from the clip hole and bore a hole back and rotation, and be overlapped in the driven disc surface, drivewheel dallies and form because of losing draw.
The described combination type drive mechanism that is used for wheelchair, wherein these axle hole both sides get and set a bearing separately.
A kind of wheelchair actuating device that this utility model provides, it has an electro-motor and an output device, and an output shaft that this output device extends laterally and a drivewheel articulate; Other comprises a manual device, it is equiped with a driven disc and a drawing piece in regular turn in the drivewheel outside, and the output shaft periphery is offered one section Ka Gou, by drivewheel center wheel axis hole, and the snib of corresponding setting with driven disc is interlockingly connected, and drawing piece is towards drivewheel direction logical perforation and the clip hole that is intercalated in this driven disc and axle hole periphery of at least two trips established of dashing forward, and makes the drawing piece can be with the drivewheel interlock; This drawing piece is by a relay pipe socket, and a spring and pad are set in regular turn, and is locked in output shaft for a bolt passes through;
Outwards pulled out along relay pipe by drawing piece, and the compression spring makes its trip break away from the clip hole and bore a hole back and rotation, and be overlapped in the driven disc surface, drivewheel dallies and form because of losing draw.
Described wheelchair actuating device, wherein these axle hole both sides get and set a bearing separately.
Description of drawings
For further disclosing concrete technology contents of the present utility model, at first see also the accompanying drawing formula, wherein:
Fig. 1 is the three-dimensional exploded view of this utility model drive mechanism and wheelchair;
Fig. 2 is incorporated into the axonometric chart of wheelchair for this utility model;
Fig. 3 is the three-dimensional exploded view of this utility model actuating device;
Fig. 4 is the axonometric chart after this utility model actuating device group is stood.
The specific embodiment
As shown in Figure 1, basically, drive mechanism of the present utility model is to control unit 1, two bracing frame, 2, one battery units, 3, one suspensions 4 by one, and an actuating device 5 combines.
Wherein, control unit 1 and mainly provide the function that actuating device 5 is advanced and turned to, it is to connect a handle 12 at a vertical axostylus axostyle 11 tops, grip and control for user, the bottom is then by an axle sleeve 13, then connects the sheet 14 that reverses in end, with axostylus axostyle 11 synchronous starts.For the actuating device of chatting after making 5 is subjected to controlling the control of unit 1, so, make the actuating device 5 that is fixed in 4 of suspensions be subjected to the draw of connecting rod 15, and kept straight on or left and right deflection at pivot joint one connecting rod 15 between sheet 14 and the suspension 4 that reverses.In addition, this axle sleeve 13 inboard struts 131 that extend, with after the bracing frame 2 chatted combine, and be able to be fixedly arranged on wheelchair armrest one side with controlling unit 1.
Especially, this axostylus axostyle 11 is respectively equipped with a button spigot 16 with the junction of handle 12 and axle sleeve 13, by the degree of tightness adjustment of its Button Handle 161, can allow handle 12 reverse, and then be adjusted to suitable angle and location; And axostylus axostyle 11 adjustable tilt angles, with in response to the user size difference, and make and have the comfortableness that human body is gone to school when controlling.
Two bracing frames 2 are for establishing relatively mutually, and it is that open sides at a L shaped connection tube 21 connects a U-shaped pipe clamp 22, respectively with the bottom two cross bar sockets of wheelchair after, with at least one bolt element 23 pipe clamp 22 openings are tightened, with the double team cross bar, and form fixing.And wherein the connection tube 21 of a side can make and control unit 1 and be fixedly arranged on wheelchair armrest one side for the socket and the locking of struts 131.
Please consult Fig. 1 and Fig. 3 simultaneously, actuating device 5 is made up of an electro-motor 51, an output unit 52 and a drivewheel 53.Can be members such as worm speed reducer, belt pulley or gear when wherein, output unit 52 is implemented forms.When electro-motor 51 starts running, can make the setting of output shaft 521 that output unit 52 extends laterally, and forward or counter-rotating, and then the drivewheel 53 that is coupling is with it advanced or retreat according to user.And characteristics of the present utility model are, this drivewheel 53 is connected with a manual device 54, that is a bearing 532 is respectively set in axle hole 531 both sides of drivewheel 53, and outboard peripheries is provided with two clip holes 533 at least, and output shaft 521 is laterally opened a card ditch 522, and passes through a two bearings 532 and a driven disc 541.These driven disc 541 corresponding card ditches 522 and clip hole 533 are respectively equipped with snib 542 and bore a hole 543, driven disc 541 can be rotated synchronously with drivewheel 53, and driven disc 541 outsides are in abutting connection with a drawing piece 544, it wears for a relay pipe 546, and corresponding to the 533 prominent trips 545 of establishing in clip hole, by boring a hole 543 and be intercalated in clip hole 533, make the drawing piece 544 can be with 53 rotations of work drivewheel.In addition, this drawing piece 544 sides in addition is provided with a spring 547 and a pad 548 in regular turn, and passes through for a bolt 549, and and is locked in output shaft 521.So when the accumulator 32 of battery unit 3 exhausted, drivewheel 53 can't rotate.User only need be handed drawing piece 544 and drew outside relay pipe 546 this moment, and compression spring 547, make trip 545 break away from clip hole 533 and bore a hole 543, and with its deflection, make drawing piece 544 and drivewheel 53 lose continuous action relation, and make drivewheel 53 form no traction state.At this moment, user can be held ring by known hand push, makes the bull wheel rotation of wheelchair both sides move, and drivewheel 53 is under idling conditions, and forms driven pulley.After the actuating device group is upright as shown in Figure 4.
This utility model carries out DIY assembling via above stated specification, and institute organizes the finished product after standing, promptly as shown in Figure 2.By the gauge tap of being located on the handle 12, can make this drivewheel 53 advance or retreat, when turning, only need grip handle 12 during use and rotate as desire, can make the drivewheel 53 between original wheelchair two front vehicle wheels turn to, be control easy with really.
So via enforcement of the present utility model, its effect of obtaining is that this utility model combines with existing wheelchair, can be popularized for the family, hospital, the peace that have had wheelchair at present and supports or rehabilitation mechanism, and need not to buy more separately expensive electric wheelchair.In addition, when the power drain of battery unit of the present utility model, can make drivewheel lose the driving of drawing piece, and form idle running, and then recover the original hand push locomotive function of wheelchair by adjusting hand-control device.Moreover this utility model does not have complicated change speed gear box and car body design, can significantly reduce production costs, therefore, the advantage of tool universalness and price.
What this utility model disclosed, just preferred embodiment is a kind of, all partial changes or modification and come from technological thought of the present utility model and be have the knack of this technology the people was easy to know by inference, all do not take off patent right category of the present utility model.
Claims (10)
1, a kind of combination type drive mechanism that is used for wheelchair is characterized in that, comprising:
One controls the unit, articulates a handle in a longitudinal axis masthead portion, and the bottom is by an axle sleeve, and its end then connects the sheet that reverses, and makes axostylus axostyle and reverses the sheet interlock, and this reverses and links with a connecting rod between sheet and suspension;
Two bracing frames that relatively are provided be provided with a clamp at the open sides of L shaped connection tube, and wherein a connection tube combine with the stay tube that axle sleeve extends laterally;
One battery unit, ccontaining at least one accumulator above a shell frame, the both sides, below each combine fixing with the connection tube of two bracing frames with a connection tube;
One suspension is a ㄈ shape framework, and the top is coupling in battery unit with a beam barrel, and the below then is connected with connecting rod;
One actuating device is fixedly arranged on an electro-motor and an output unit in the framework, and the output shaft of this output unit and drivewheel pivot joint;
The pipe clamp of two bracing frames and the socket of wheelchair bottom bar are fixed, and the connection tube of battery unit both sides combines with its connection tube socket, and battery unit is fixedly arranged on the under-seat of wheelchair, control the unit and then are positioned wheelchair armrest one side.
2, the combination type drive mechanism that is used for wheelchair as claimed in claim 1 is characterized in that, wherein is provided with the fastener of an adjustable elasticity with the gripping angle of adjustment handle between this axostylus axostyle and handle.
3, the combination type drive mechanism that is used for wheelchair as claimed in claim 1 is characterized in that, wherein this axostylus axostyle and shaft room are provided with the fastener of an adjustable elasticity with the angle of inclination of adjustment axostylus axostyle.
4, the combination type drive mechanism that is used for wheelchair as claimed in claim 1 is characterized in that, wherein the U-shaped opening of this pipe clamp is with the cross bar of at least one bolt element packing wheelchair.
5, the combination type drive mechanism that is used for wheelchair as claimed in claim 1, it is characterized in that wherein the shell frame of this battery unit bottom is fixedly arranged on a fixed sleeving, other has a moving casing and its socket, should fixingly reach the moving casing outside and respectively be provided with a connection tube, combine fixing with two connection tubes.
6, the combination type drive mechanism that is used for wheelchair as claimed in claim 1 is characterized in that, wherein is provided with a shock-proof spring between this framework top and actuating device.
7, the combination type drive mechanism that is used for wheelchair as claimed in claim 1, it is characterized in that, wherein this actuating device further comprises a manual device, it is equiped with a driven disc and a drawing piece in regular turn in the drivewheel outside, and the output shaft periphery is offered one section Ka Gou, by drivewheel center wheel axis hole, and the snib of corresponding setting with driven disc is interlockingly connected, and drawing piece is towards logical perforation and the clip hole that is intercalated in this driven disc and axle hole periphery of at least two trips that the drivewheel direction is dashed forward and established; This drawing piece is by a relay pipe socket, and a spring and pad are set in regular turn, and is locked in output shaft for a bolt passes through.
8, the combination type drive mechanism that is used for wheelchair as claimed in claim 7 is characterized in that, wherein these axle hole both sides get and set a bearing separately.
9, a kind of wheelchair actuating device, it has an electro-motor and an output device, and an output shaft that this output device extends laterally and a drivewheel articulate, and it is characterized in that:
Comprise a manual device, it is equiped with a driven disc and a drawing piece in regular turn in the drivewheel outside, and the output shaft periphery is offered one section Ka Gou, by drivewheel center wheel axis hole, and the snib of corresponding setting with driven disc is interlockingly connected, and drawing piece is towards logical perforation and the clip hole that is intercalated in this driven disc and axle hole periphery of at least two trips that the drivewheel direction is dashed forward and established; This drawing piece is by a relay pipe socket, and a spring and pad are set in regular turn, and is locked in output shaft for a bolt passes through.
10, wheelchair actuating device as claimed in claim 9 is characterized in that, wherein these axle hole both sides get and set a bearing separately.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02241647 CN2571351Y (en) | 2002-07-16 | 2002-07-16 | Combined gearing mechanism and gearing device for wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02241647 CN2571351Y (en) | 2002-07-16 | 2002-07-16 | Combined gearing mechanism and gearing device for wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2571351Y true CN2571351Y (en) | 2003-09-10 |
Family
ID=33714471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02241647 Expired - Fee Related CN2571351Y (en) | 2002-07-16 | 2002-07-16 | Combined gearing mechanism and gearing device for wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2571351Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102793396A (en) * | 2011-05-24 | 2012-11-28 | L&P产权管理公司 | Enhanced compatibility for a linkage mechanism |
-
2002
- 2002-07-16 CN CN 02241647 patent/CN2571351Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102793396A (en) * | 2011-05-24 | 2012-11-28 | L&P产权管理公司 | Enhanced compatibility for a linkage mechanism |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |