CN101816604A - Wheelchair device with assistant function - Google Patents
Wheelchair device with assistant function Download PDFInfo
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- CN101816604A CN101816604A CN200910126009A CN200910126009A CN101816604A CN 101816604 A CN101816604 A CN 101816604A CN 200910126009 A CN200910126009 A CN 200910126009A CN 200910126009 A CN200910126009 A CN 200910126009A CN 101816604 A CN101816604 A CN 101816604A
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- side frame
- bogie side
- gear
- tooth portion
- wheelchair device
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Abstract
The invention relates to a wheelchair device with an assistant function. The wheelchair device comprises a side frame group containing two side frames, two stand pipes, a console group containing two consoles, a deployment mechanism, at least one driving gear group and at least one transmission gear, wherein a front cross rod is pivoted between the two side frames, each side frame is provided with a wheel set; the two stand pipes are separately arranged in sleeves, each stand pipe contains a rack division; the two consoles are arranged above the side frame group, the front end of the console group is pivoted with the side frame group, a back cross rod is pivoted between the two consoles; the two ends of the deployment mechanism are separately connected with the front and back cross rods in a transmission manner; the driving gear group is arranged on the front of the side frames and linked with the front cross rod; and the transmission gear is pivoted on the front end of the side frames. By using the wheelchair device of the invention, when two lifting arms move up, the two stand pipes can move down so that the applied force on the stand pipes can not be easy to disperse in the driving process, the two stand pipes can move down smoothly and the safety of the wheelchair device with the assistant function can be increased.
Description
Technical field
The invention relates to a kind of Wheelchair structure, be meant especially a kind of can smooth and easy facility and assist the wheelchair device of the tool assisting function that the occupant stands safely.
Background technology
Wheelchair is people's such as handicapped, the major disease or the wounded the main vehicles, even so, but when desiring to stand for major disease or the user of inconvenient situation, still need have other people to assist.And look after the wheelchair user of these major diseases, it needs most safety problem of consideration and rises and falls constantly at wheelchair.Because caretaker's palpus support wheelchair user's the body wt and the location of attention wheelchair, therefore the suitable inconvenience that shows and painstaking, and careless slightly promptly have a situation that the wheelchair user is dropped, falls, and therefore looking after rising and falling of wheelchair user is need be quite careful to prevent that its danger of advancing a Bu from taking place.Moreover, the person that takes the wheelchair for a long time lacks exercise for a long time because of the lower part of the body or bears a heavy burden, often the time one will produce the atrophy of the lower part of the body for a long time, even the loose phenomenon of sclerotin takes place, and very easily causing fracture, the person also need stand in good time so take the wheelchair, utilize body weight to make the lower part of the body (especially shank) produce the heavy burden effect, avoiding or to slow down sclerotin loose, therefore how to make things convenient for and allow safely and take the wheelchair person can often stand voluntarily, also be design focal point of this type of auxilliary vertical wheelchair.
And in order to solve the wheelchair orientation problem that patient's (take the wheelchair person) must other people support power and risen and fallen, therefore at the auxilliary vertical Wheelchair structure of TaiWan, China letters patent M249633, this patent is to be provided with wheel body with two bogie side frames, is articulated with a front rail between side frames in the appropriate location; And be linked to bogie side frame and can a ccontaining ratch with fore-stock, and be to be provided with increment on the ratch, arm mechanism is located at the top of bogie side frame on two, and upper arm is inter-agency to be to link a rear transverse rod is arranged; The actuation mechanism toe joint is in ratch at one stroke.And the movement device comprises a solid and gas pressure bar is actuating device, and actuating device comprises first gear, a chain, one second gear and the 3rd gear, and first gear is located at the end limit of front rail, and second gear and the 3rd gear are located on the axostylus axostyle.First gear is by being connected by the chain and second gear, and and then transmission the 3rd gear, the 3rd gear then with the increment of ratch mutually Nie connect; Or by the first direct geared transmission, second gear with interlock the 3rd gear, or by behind the moving idle pulley of first gear teeth again by this idle pulley moving the 3rd gear of tooth again.
Yet, by by the mode of the first gear driven chain to drive the mode of second gear, active force will be scattered in chain between, and when the first gear driven chain, or chain is when driving second gear, will be because of the gap of chain, when first gear was rotated, second gear did not drive as yet, in the time of so can allowing the front rail running, ratch is not driven as yet, and the situation that therefore has asynchronous drive takes place.So when auxilliary vertical Wheelchair structure was taken in erectility, ratch will produce the situation that postpones withdrawal, and can allow the wheelchair of whole erectility rock, this user for wheelchair will have the situation of rocking and take place.Therefore the safety on using is a test for wheelchair.
Moreover, the mode of utilizing chain to drive, in wheelchair service time permanent after, chain can wear and tear even rupture, so then must the replacing chain.If chain fracture when wheelchair uses, then ratch folding and unfolding smoothly.If in the process of standing and chain ruptures, then can make ratch can't contact at ground in wheelchair, make wheelchair in upright or the process of taking in, be easy to generate slip, this safety to the wheelchair user is a big secret worry.In addition this known techniques with the first direct geared transmission, second gear with interlock the 3rd gear, or by passing through this idle pulley moving the 3rd gear of tooth again behind the moving idle pulley of first gear teeth again, because the effect of transmission torque, make stretching of this ratch after this first gear starts, have slow, viscous motion or break, its operation texture utmost point remains to be improved, and also be difficult to accurately control the lifting of this wheelchair and the synchronous operation that ratch supports ground, can cause the puzzlement of manipulating, necessity that the utmost point remains to be improved.
Therefore, the invention provides a kind of wheelchair device of tool assisting function, it is can make to avoid wheelchair to rock in rising to produce when erectting or taking in, and Wheelchairs Available lifting and ratch support the accurately running synchronously on ground, have more in the transmission quite sensitive, effect smoothly, so can increase the safety and the accurate operating value sense of the wheelchair device of tool assisting function, and can increase the service life of the wheelchair device of tool assisting function, and then solve the above problems.
Summary of the invention
Main purpose of the present invention, it is the wheelchair device that is to provide a kind of tool assisting function, it can eliminate the effect of transmission torque, and make to have splendid susceptiveness, smoothness and accuracy in the transmission, so promote safety that the wheelchair device of tool assisting function uses, operating value sense and service life the person.
To achieve the above object, the present invention provides a kind of wheelchair device of tool assisting function, comprises:
One bogie side frame group includes two bogie side frames, is articulated with a front rail between this two bogie side frame, and this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set, be located at this bogie side frame front end and by this front rail institute interlock; And
At least one travelling gear, be hubbed at the front end of this bogie side frame, this travelling gear includes the one first curved tooth portion and the second curved tooth portion, this first curved tooth portion this drive gear set of toe joint, this second curved tooth portion this tooth section of toe joint, this the first curved tooth portion and the second curved tooth portion are concentric, and this first curved tooth portion and the second curved tooth portion are and separate and have the wide setting in different footpaths.
The present invention also provides a kind of wheelchair device of tool assisting function, comprises:
One bogie side frame group includes two bogie side frames, is articulated with a front rail between this two bogie side frame, and this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set, be located at this bogie side frame front end and by this front rail institute interlock; And
At least one travelling gear, be hubbed at the front end of this bogie side frame, this travelling gear includes the first wide arc end end face of two Different Diameter and the second arc end face at least, is respectively equipped with increment on this first arc end end face and the second arc end face, use with respectively with this drive gear set, this toothrow toe joint mutually.
The present invention also provides a kind of wheelchair device of tool assisting function, comprises:
One bogie side frame group includes two bogie side frames, is articulated with a front rail between this two bogie side frame, and this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set is located at the front end of this bogie side frame and by this front rail institute interlock, this drive gear set includes one first gear and second gear of phase toe joint, and this first gear is located on this front rail; And
At least one travelling gear is hubbed at the front end of this bogie side frame, and this travelling gear and this tooth section, this second gear be toe joint mutually, and the intersegmental transmission distance of this travelling gear and this tooth is greater than the transmission distance between this travelling gear and this second gear.
The beneficial effect that the present invention has: when the present invention can make two to lift the arm rise, the bipod pipe is fallen, and to allow foot rest pipe in the drive process, makes the active force of drive be difficult for disperseing, and can make comparatively smooth the falling of bipod pipe, more increase the safety of the wheelchair device of tool assisting function.
Description of drawings
Figure 1A is a structure schematic side view of the present invention;
Figure 1B rises the structure schematic side view of operation for the present invention;
The transmission sketch map of Fig. 2 drive mechanism of the present invention;
Fig. 3 rises the interlock sketch map of operation for the present invention; And
Fig. 4 is another embodiment sketch map of extension means of the present invention.
[figure number simple declaration]
Bogie side frame group 10 foot rest groups 20
13 times bogie side frames 14 of last bogie side frame
Fitting 133 front rails 15
Axle sleeve 161 wheels 60
Front-wheel 61 trailing wheels 62
Pedal 221 seats of honour pipe 31
Following seat pipe 32 rear transverse rods 34
Lean against frame 36 and hold up arm 35
Flexible auxiliary excellent 42 drive gear set 51
First gear, 52 second gears 53
The second arc end face, 542 first curved tooth portions 543
The second curved tooth portion 544 controls button 351
The specific embodiment
Further understand and understanding for making architectural feature of the present invention and the effect reached had, cooperate detailed explanation, be described as follows in order to preferred embodiment and accompanying drawing:
See also Figure 1A to Fig. 3, the wheelchair device of tool assisting function of the present invention comprises a bogie side frame group 10, foot rest group 20, seat group 30, extension means 40 and drive mechanism 50; Two bogie side frames 11 about this bogie side frame group 10 includes, this bogie side frame 11 include be connected one on bogie side frame 13 and bogie side frame 14 down, upward bogie side frame 13, following bogie side frame 14 slightly are curved body (or body of rod) respectively, the front end that should go up bogie side frame 13 forms a sleeve pipe 131 downwards, and the rear end that should go up bogie side frame 13 forms a wheel seat pipe 132 downwards, should go up in addition appropriate location, bogie side frame 13 rear end and be provided with a fitting 133, this fitting 133 has arc concavity continuing surface design that should seat group 30.11 of this two bogie side frames are to be articulated with a front rail 15 of front end and to link the support bar 16 that a rear end is arranged, in the present embodiment, this time bogie side frame 14 front ends are formed with a transmission block 141 that is connected with the sleeve pipe 131 that should go up bogie side frame 13, this transmission block 141 is to be communicated with these sleeve pipe 131 inside and to have the space of being installed with, usually, this front rail 15 is articulated in about this 141 of two transmission blocks; And this support bar 16 is to link to be located at about this 132 of two wheel carrier pipes, and in preferred embodiment, this support bar 16 is connected with this wheel carrier pipe 132 with an axle sleeve 161.Moreover, this two bogie side frame 11 is respectively equipped with wheels 60, these wheels 60 include a front-wheel 61 and trailing wheel 62, this front-wheel 61 is transmission block 141 places that are located at this bogie side frame 11, promptly by being provided with by a front wheel carrier 611 of being located at this transmission block 141, and this trailing wheel 62 is wheel carrier pipe 132 places that are located at this bogie side frame 11, is linked setting by the axle sleeve 161 of being located at 132 of support bars 16, wheel carrier pipe by this.
This foot rest group 20 includes bipod pipe 21, be located at respectively in this two sleeve pipe 131 and also protrude out downwards, this foot rest pipe 21 can slippage start in this sleeve pipe 131, and these foot rest pipe 21 inboards (promptly these transmission block 141 directions) relatively has a tooth section 211, uses and this drive mechanism 50 toe joint interlock mutually; Again, one elastic component 23 (as spring), be to be located in the pipe of bogie side frame 13 on this, these elastic component 23 1 ends are to be linked to the appropriate location in the bogie side frame 13 on this, these elastic component 23 1 ends are to be connected to this foot rest pipe 21 tops, this elastic component 23 end in addition then is linked to bogie side frame 13 interior appropriate locations on this, bestows this foot rest pipe 21 1 resilient force by these elastic component 23 perseverances; 21 of this bipod pipes are provided with one and step on pipe 22, and this is stepped on pipe 22 and is provided with a pedal 221, and this pedal 221 can be stepped on pipe 22 positions of being located at this foot rest pipe 21 relatively by this and regulate its height and position.
This seat group 30 is that two groups of kenels are located at this group 10 tops about being, these seat group 30 front ends and this group 10 are articulated, the rear end then is movable state, in better embodiment, this seat group 30 comprises seat of honour pipe 31 and following pipe 32, this seat of honour pipe 31, following pipe 32 front end are articulated with the last bogie side frame 13 of this bogie side frame 11 respectively, this seat of honour manages 31, following manage 32 rear ends and then be the state that is connected or articulates; Moreover 31 of two seats of honour pipes are to be arranged with a seat cushion (not shown) about this, and two times 32 of seat pipes are to be provided with a rear transverse rod 34 about this.Again, this seat group 30 rear ends binding is pivoted with one and leans against frame 36, two lean against 36 on frame and are provided with a back cushion (not shown) about this, and this leans against frame 36 appropriate locations is to be pivoted with one to hold up arm 35 in order to what put hand, this front end of holding up arm 35 is to be provided with one to control button 351, in order to control the start-up operation of this extension means 40.
This extension means 40 is to be located at 34 of this front rail 15 and this rear transverse rods, see also Fig. 3, this extension means 40 includes an expansion link 41, these expansion link 41 two ends are linked to 34 of the rear transverse rods of the front rail 15 of this bogie side frame group 10 and this seat group 30, this expansion link 41 (as the screw rod rod) is the interlock that is subjected to the motor gear case 43 of a relative set, this motor gear case 43 is power supply supplies of accepting a supply unit (as accumulator) 44, this supply unit 44 is can be located on this support bar 16, and links by power line and this motor gear case 43 circuit.Moreover this expansion link 41 is the solid and gas pressure bars (or hydraulic pressure rod of hydraulic pressure form) that can be an air pressure form, and as shown in Figure 4, this expansion link 41 is the interlocks that are subjected to a pneumatic means 45 (or hydraulic means); This extension means 40 can further comprise two flexible auxiliary rods 42, and these flexible auxiliary excellent 42 two ends are to be connected with in this front rail 15 and this rear transverse rod 34, and are positioned at this expansion link 41 both sides, in order to reach preferable driven equilibrium; But owing to be these front rail 15 rotations of interlock during the flexible start of this expansion link 41, so in the present embodiment, this expansion link 41, flexible auxiliary rod 42 are with the design of tool moment and to link this front rail be good.
This drive mechanism 50 includes a drive gear set 51, see also Fig. 2, this drive gear set 51 is to be located at these group 11 front ends and by 15 one interlocks of this front rail, this drive gear set 51 is to be located in this transmission block 141 and further to include one first gear 52 and second gear 53, this first gear 52 is to be located on this front rail 15, make first gear 52 can be with these front rail 15 interlocks, this second gear 53 is to be pivoted to be positioned in this transmission block 141, and with this first gear 52 toe joint mutually; Moreover, one travelling gear 54 is the front ends that are hubbed in this transmission block 141, this travelling gear 54 includes the first wide arc end face 541 of two Different Diameter and the second arc end face 542, be respectively equipped with the first curved tooth portion 543 and the second curved tooth portion 544 on the one the first arc end faces 541 and the second arc end face 542, this first curved tooth portion 543 is these second gears 53 of toe joint, and this second curved tooth portion 544 is tooth sections 211 of this foot rest pipe 21 of toe joint; In the previous designs, this first curved tooth portion 543 (the first arc end face 541) and the second curved tooth portion 544 (the second arc end face 542) are for one heart, and this first curved tooth portion 543 (the first arc end face 541) and the second curved tooth portion 544 (the second arc end face 542) are to separate and have a wide setting in different footpaths, and in better embodiment, the footpath of this second curved tooth portion 544 (the second arc end face 542) is wide to be wide greater than the footpath of this first curved tooth portion 543 (the first arc end face 541).
This travelling gear 54 is the media as this second gear 53 and 211 transmissions of this tooth section, as a transmission medium spare, and the transmission distance that makes 54 of this tooth sections 211, travelling gear is greater than the transmission distance of 54 of this second gears 53, travelling gear, promptly this travelling gear 54 has follow-up transmission apart from amplification, and cooperate the design of this tooth section 211, the second curved tooth portion, the 544 suitable numbers of teeth, can make the interlock foot rest pipe 21 of this drive mechanism 50 have very sensitive and stable effect; Again, this transmission medium spare can be made of the travelling gear 54 of single gear forms, and first gear 52 amplified, and the wide ratio in footpath that makes this first gear 52, second gear 53, travelling gear 54 be large and small, in setting, can reach transmission apart from the effect of amplifying by this transmission medium spare equally, i.e. the transmission of 211 of this travelling gear 54 and this tooth sections is apart from the transmission distance greater than 53 of this travelling gear 54 and this second gears.Only, the amplification of first gear 52 at this moment will form the problem of wheelchair framework and spatial organization, because this problem person of overcoming that non-this case is desired will not give unnecessary details.
So, when the present invention carries out the rise operation of wheelchair, starting this motor gear case 43 makes this expansion link 41 stretch operation, this moment, this front rail 15 was rotated by these expansion link 41 interlocks, then driving this first gear 52 rotates, and make torsion integral drive effect second gear 53 of first gear 52, travelling gear 54, and can not produce the transmission torque, moreover, because this second gear 53 is and the first curved tooth portion 543 of this travelling gear 54 toe joint mutually, and the tooth section 211 of the second curved tooth portion 544 by this travelling gear 54 and this foot rest pipe 21 toe joint mutually, and this elastic component 23 acts on this foot rest pipe 21 again simultaneously, make when this foot rest pipe of interlock 21 is downward, have more quite sensitive interlock effect, and do not have the arresting situation of torque, and the phenomenon that does not also have pause or viscous motion produces, therefore this foot rest pipe 21 of interlock of this travelling gear 54 can seem quite timely and smooth and easy, and breaks through the bottleneck on the prior art interlock, and complies with and solve its disappearance problem.
Rise operation at aforementioned wheelchair, this rear transverse rod 34 will be raised by this expansion link 41, and make this seat group 30 finally slightly be the state of setting, and being raised, occupant's nature stands, and this foot rest pipe 21 is the location arrested state downwards with supporting simultaneously, to prevent moving of wheelchair, reach the auxiliary function of standing of safety to assist the occupant.
When wheelchair is carried out step-down operation, then restarting this motor gear case 43 makes this expansion link 41 carry out shrinkage operation, promptly be able to oppositely operate this rear transverse rod 34, the original state of seat group 30 recoveries of making by this extension means 40, drive mechanism 50, by this tooth section 211 and the tooth of the second curved tooth portion 544 of this travelling gear 54 are moving these foot rest pipe 21 risings are packed up simultaneously, wheelchair then recovers the state of can move freely, and this elastic component 23 acts on this foot rest pipe 21, makes reply rise the splendid transmission stability of operation next time.
In sum, it only is a preferred embodiment of the present invention, be not to be used for limiting scope of the invention process, all equalizations of doing according to the described shape of claim scope of the present invention, structure, feature and spirit change and modify, and all should be included in the claim scope of the present invention.
Claims (20)
1. the wheelchair device of a tool assisting function is characterized in that, comprises:
One bogie side frame group includes two bogie side frames, is articulated with a front rail between this two bogie side frame, and this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set, be located at this bogie side frame front end and by this front rail institute interlock;
And
At least one travelling gear, be hubbed at the front end of this bogie side frame, this travelling gear includes the one first curved tooth portion and the second curved tooth portion, this first curved tooth portion this drive gear set of toe joint, this second curved tooth portion this tooth section of toe joint, this the first curved tooth portion and the second curved tooth portion are concentric, and this first curved tooth portion and the second curved tooth portion are and separate and have the wide setting in different footpaths.
2. the wheelchair device of tool assisting function according to claim 1 is characterized in that, it is wide that wherein the footpath of this second curved tooth portion is wider than the footpath of this first curved tooth portion.
3. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, wherein this bogie side frame front end is formed with a transmission block that is connected and is communicated with this sleeve pipe, this transmission block is in order to be installed with this drive gear set and this travelling gear, this drive gear set includes one first gear and second gear, this first gear is located on this front rail, and this second gear teeth is connected to this first curved tooth portion of this travelling gear, and this front rail is articulated on this transmission block.
4. the wheelchair device of tool assisting function according to claim 1 is characterized in that, wherein this seat group rear is pivoted with one by frame, should be provided with one by the frame both sides and hold up arm, and this is held up the front end of arm to be provided with one and controls button.
5. the wheelchair device of tool assisting function according to claim 1 is characterized in that, wherein is provided with an elastic component in this bogie side frame, and this elastic component one end is linked in this bogie side frame, and this elastic component other end is connected to this foot rest pipe.
6. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, wherein this extension means includes an expansion link, these expansion link two ends are linked to this front rail and this rear transverse rod, this expansion link is subjected to the interlock of a motor gear case, and this motor gear case is accepted the power supply supply of a supply unit.
7. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, wherein this extension means includes an expansion link, and these expansion link two ends are linked to this front rail and this rear transverse rod, and this expansion link is the solid and gas pressure bar of an air pressure form or the hydraulic pressure rod of hydraulic pressure form.
8. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, wherein this extension means further comprises the two flexible rods of assisting, and these flexible auxiliary excellent two ends are connected with in this front rail and this rear transverse rod, and the auxiliary rod that should stretch is positioned at the both sides of this expansion link.
9. the wheelchair device of tool assisting function according to claim 3 is characterized in that, wherein the intersegmental transmission of this travelling gear and this tooth distance is greater than the transmission distance between this second gear and this travelling gear.
10. the wheelchair device of a tool assisting function is characterized in that, comprises: a bogie side frame group, include two bogie side frames, and be articulated with a front rail between this two bogie side frame, this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set, be located at this bogie side frame front end and by this front rail institute interlock; And
At least one travelling gear, be hubbed at the front end of this bogie side frame, this travelling gear includes the first wide arc end end face of two Different Diameter and the second arc end face at least, is respectively equipped with increment on this first arc end end face and the second arc end face, use with respectively with this drive gear set, this toothrow toe joint mutually.
11. the wheelchair device of tool assisting function according to claim 10 is characterized in that, wherein this first arc end end face and this second arc end face are concentric setting.
12. the wheelchair device of tool assisting function according to claim 10 is characterized in that, it is wide that wherein the footpath of this second arc end face is wider than the footpath of this first arc end end face.
13. the wheelchair device of tool assisting function according to claim 10, it is characterized in that, wherein this bogie side frame front end is formed with a transmission block that is connected and is communicated with this sleeve pipe, this transmission block is in order to be installed with this drive gear set and this travelling gear, this drive gear set includes one first gear and second gear, this first gear is located on this front rail, and this second gear teeth is connected to this first curved tooth portion of this travelling gear, and this front rail is articulated on this transmission block.
14. the wheelchair device of tool assisting function according to claim 10, it is characterized in that, wherein this seat group rear is pivoted with one by frame, should be provided with one by the frame both sides and hold up arm, this is held up the front end of arm to be provided with one and controls button, be provided with an elastic component in this bogie side frame, this elastic component one end is linked in this bogie side frame, and this elastic component other end is connected to this foot rest pipe.
15. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, wherein this extension means includes an expansion link, these expansion link two ends are linked to this front rail and this rear transverse rod, this expansion link is subjected to the interlock of a motor gear case, and this motor gear case is accepted the power supply supply of a supply unit.
16. the wheelchair device of tool assisting function according to claim 10, it is characterized in that, wherein this extension means includes an expansion link, and these expansion link two ends are linked to this front rail and this rear transverse rod, and this expansion link is the solid and gas pressure bar of an air pressure form or the hydraulic pressure rod of hydraulic pressure form.
17. the wheelchair device of tool assisting function according to claim 10, it is characterized in that, wherein this extension means further comprises the two flexible rods of assisting, and these flexible auxiliary excellent two ends are connected with in this front rail and this rear transverse rod, and the auxiliary rod that should stretch is positioned at the both sides of this expansion link.
18. the wheelchair device of a tool assisting function is characterized in that, comprises:
One bogie side frame group includes two bogie side frames, is articulated with a front rail between this two bogie side frame, and this bogie side frame front end is provided with a sleeve pipe, and this bogie side frame is respectively equipped with wheels;
The bipod pipe is located at respectively in this sleeve pipe, and this foot rest pipe has a tooth section;
One seat group includes two seats and is located at this bogie side frame group top, and this seat group front end and this bogie side frame group are articulated, and are articulated with a rear transverse rod between this two seat;
One extension means, its two ends transmission respectively are linked to this front rail and this rear transverse rod;
At least one drive gear set is located at the front end of this bogie side frame and by this front rail institute interlock, this drive gear set includes one first gear and second gear of phase toe joint, and this first gear is located on this front rail; And
At least one travelling gear is hubbed at the front end of this bogie side frame, and this travelling gear and this tooth section, this second gear be toe joint mutually, and the intersegmental transmission distance of this travelling gear and this tooth is greater than the transmission distance between this travelling gear and this second gear.
19. the wheelchair device of tool assisting function according to claim 18, it is characterized in that, wherein this travelling gear includes the one first curved tooth portion and the second curved tooth portion, this first curved tooth portion this second gear of toe joint, this second curved tooth portion this tooth section of toe joint, this the first curved tooth portion and the second curved tooth portion are concentric, and this first curved tooth portion and the second curved tooth portion are and separate and have the wide setting in different footpaths.
20. the wheelchair device of tool assisting function according to claim 1, it is characterized in that, it is wide that wherein the footpath of this second curved tooth portion is wider than the footpath of this first curved tooth portion, and be provided with an elastic component in this bogie side frame, this elastic component one end is linked in this bogie side frame, and this elastic component other end is connected to this foot rest pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101260096A CN101816604B (en) | 2009-02-26 | 2009-02-26 | Wheelchair device with assistant function |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101260096A CN101816604B (en) | 2009-02-26 | 2009-02-26 | Wheelchair device with assistant function |
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| CN101816604A true CN101816604A (en) | 2010-09-01 |
| CN101816604B CN101816604B (en) | 2012-11-28 |
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| CN2009101260096A Active CN101816604B (en) | 2009-02-26 | 2009-02-26 | Wheelchair device with assistant function |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106389043A (en) * | 2016-12-06 | 2017-02-15 | 胡晓伟 | Lifting booster for patient suffering from fracture of lower limb |
| CN111067727A (en) * | 2020-01-10 | 2020-04-28 | 张易明 | Novel telescopic small wheelchair |
| CN114338638A (en) * | 2021-12-07 | 2022-04-12 | 三峡大学 | Internet-of-things intelligent equipment for helping disabled people to cross road and use method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2139437Y (en) * | 1992-07-24 | 1993-08-04 | 陈光保 | Multifunctional wheelchair capable of walking up (down) stairs |
| CN2505059Y (en) * | 2001-12-12 | 2002-08-14 | 徐树光 | Wheel-chair with obstacle-mounting facilities |
| TWM249633U (en) * | 2003-09-23 | 2004-11-11 | Lloyd Linden Inc | Structure of auxiliary-standing-type wheelchair |
-
2009
- 2009-02-26 CN CN2009101260096A patent/CN101816604B/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106389043A (en) * | 2016-12-06 | 2017-02-15 | 胡晓伟 | Lifting booster for patient suffering from fracture of lower limb |
| CN106389043B (en) * | 2016-12-06 | 2018-09-04 | 莒县人民医院 | A kind of Patients with Fractures of Lower Limbs elevator actuator |
| CN111067727A (en) * | 2020-01-10 | 2020-04-28 | 张易明 | Novel telescopic small wheelchair |
| CN114338638A (en) * | 2021-12-07 | 2022-04-12 | 三峡大学 | Internet-of-things intelligent equipment for helping disabled people to cross road and use method thereof |
| CN114338638B (en) * | 2021-12-07 | 2024-02-13 | 三峡大学 | Intelligent device for helping handicapped people to cross road through Internet of things and application method of intelligent device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101816604B (en) | 2012-11-28 |
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