CN203921098U - Special bicycle for disabled people pedal mechanism - Google Patents
Special bicycle for disabled people pedal mechanism Download PDFInfo
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- CN203921098U CN203921098U CN201420319616.0U CN201420319616U CN203921098U CN 203921098 U CN203921098 U CN 203921098U CN 201420319616 U CN201420319616 U CN 201420319616U CN 203921098 U CN203921098 U CN 203921098U
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- pedal body
- crank
- pars contractilis
- fixed link
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Abstract
The utility model relates to a kind of pedal, especially relates to a kind of Special bicycle for disabled people pedal mechanism.This Special bicycle for disabled people pedal mechanism, comprise axis, crank and chain-wheel, the pedal body being connected with a crank end and the spindle tube being fixedly connected with crank end, spindle tube and pedal body are rotationally connected, the end of another crank is connected with clump weight, the weight of clump weight is greater than pedal body, described pedal body side is provided with pars contractilis, the two ends of pars contractilis are provided with slide bar, on pedal body, be provided with the slide opening with slide bar sliding block joint, the middle part of pars contractilis is provided with fixed link, is provided with the tapped bore being threaded with fixed link on spindle tube.The utlity model has can to disabled person user provide trample power-assisted, be convenient to pedal around, the beneficial effect such as can stretch, reduce laterally to take up room in the time not needing to use.
Description
Technical field
The utility model relates to a kind of pedal, especially relates to a kind of Special bicycle for disabled people pedal mechanism.
Background technology
Existing bicycle or pedal pedal for subsequent use adopt unit design, are fixed on crank connecting link by main shaft, and two ends all adopt pedal, and the weight of two pedals is identical.In the time that shank or the handicapped people of foot use this class bicycle, can only trample the pedal of a side, when pedal detours near the half-turn of trailing wheel one side, pedal is difficult to rotate to vertex, makes troubles to pedal to disabled person.In the time that car does not need to use, pedal is horizontally set on the two ends of car, has increased the width of car entirety, causes adjacent two cars need to retain very large space in the time stopping, the waste that causes parking stall to use.And increase after car integral width, pedal easily causes scratch to the car of adjacent stop, and the car that pedal is also easily come in by adjacent stop damages.Also has a class pedal mechanism, need manual minification, not only need user to bend over to operate, and manual words just only depend on another walking vehicle, and when singlehanded walker, the less stable of car, in the time that disabled person need to change the width of pedal, user and bicycle are all easily toppled over.
As China Patent Publication No. is: CN101743160A, in disclosed a kind of bicycle pedal on June 16th, 2010, it is made up of the stretcher of whole and the paired plates of whole, and they form in the same manner, thereby can be also paired plates and contrary with this according to the position pedal of pedal.Stretcher in this patent and paired plates are whole design, cannot fold and stretch, in the time that car does not need to use, pedal is horizontally set on the two ends of car, increase the width of car entirety, caused adjacent two cars need to retain very large space in the time stopping, the waste that causes parking stall to use.And increase after car integral width, pedal easily causes scratch to the car of adjacent stop, and the car that pedal is also easily come in by adjacent stop damages.Also have a class pedal, need manual minification, not only need user's operation of bending over, and manual words just only depend on another walking vehicle, and when singlehanded walker, the less stable of car, easily topples over.
Utility model content
The utility model is mainly for the problems referred to above, provide a kind of can to disabled person user provide trample power-assisted, be convenient to pedal around, in the time not needing to use, can stretch, reduce laterally to take up room, be convenient to stretch, without the Special bicycle for disabled people pedal mechanism of manual regulation.
The purpose of this utility model is mainly achieved by following proposal: a kind of Special bicycle for disabled people pedal mechanism, comprise axis, crank and chain-wheel, the pedal body being connected with a crank end and the spindle tube being fixedly connected with crank end, spindle tube and pedal body are rotationally connected, the end of another crank is connected with clump weight, the weight of clump weight is greater than pedal body, described pedal body side is provided with pars contractilis, the two ends of pars contractilis are provided with slide bar, on pedal body, be provided with the slide opening with slide bar sliding block joint, the middle part of pars contractilis is provided with fixed link, on spindle tube, be provided with the tapped bore being threaded with fixed link.While trampling pedal, pedal body drives spindle tube around middle shaft rotation, and then drives crank and chain-wheel rotation.On one of them crank, connect pedal body and trample for disabled person, on the crank of the other end, be fixed with clump weight, the weight of clump weight is greater than pedal body.In the time that pedal body detours half-turn lower end near trailing wheel one side, clump weight is the upper end being positioned near front-wheel one side, clump weight is by the effect of the gravity nadir that automatically detours, in clump weight detours the process of nadir automatically, drive the pedal body of the other end vertex that detours, be convenient to disabled person and continue to trample, provide power-assisted by increasing clump weight for disabled person tramples pedal, be convenient to the single pin treadled cycle of disabled person.Pedal body side arranges pars contractilis, the two ends of pars contractilis arrange slide bar, on pedal body, slide opening is set, slide bar can slide in slide opening, be that pars contractilis can stretch in pedal body side, slide bar is horizontal slip in slide opening, and slide opening can lead to slide bar, ensures that pars contractilis and pedal body are positioned at same plane all the time.In the time that pedal body and spindle tube relatively rotate, pars contractilis and spindle tube relatively rotate too.The middle part of pars contractilis arranges fixed link, and tapped bore is set on spindle tube, and fixed link is threaded with tapped bore.To pedal time, pedal body and pars contractilis and spindle tube relatively rotate, and tapped bore and fixed link relatively rotate and promote pars contractilis and stretch out, and have increased the distance between pedal body and pars contractilis, and then increase the area that pin is stepped on.In the time that fixed link produces completely from tapped bore, the distance maximum between pars contractilis and pedal body, pars contractilis can be followed pedal body and spindle tube relatively rotates, and stops parallel motion, and user can be normally to pedal.In the time will reaching the destination, pars contractilis pars contractilis is applied to the pressure towards pedal body direction tramps with one's feet, oppositely to pedal, make pedal body and pars contractilis and spindle tube that reverse relatively rotating occur, fixed link screws in tapped bore, pars contractilis is shunk towards pedal body direction, reduce the distance between pars contractilis and pedal body.In the time that car is stopped, the distance between pars contractilis and pedal body reaches minimum value, realizes and has dwindled laterally taking up room of whole pedal, and then reduce car integral width.Not only can not affect the stop of other adjacent cars, and can reduce the stop distance between adjacent two stop cars.Can not cause scratch to the car of adjacent stop, self also can not caused damage by the car of adjacent stop.In pedal telescopic process, utilize relatively rotating of pedal and spindle tube to stretch, without manual regulation, both hands can buttress car simultaneously, avoid car to topple over, even can be stretching in process by bike.In the time that pedal is applied on disabled person's bicycle, one end is used the pedal in the application, and the other end uses clump weight, and disabled person user changes the center of gravity of oneself and carries out manual regulation without bending over, can be by regulating to pedal pedal collapsing length, trampling area.
As preferably, described crank and chain-wheel outside is arranged with chain wheel cover, on chain wheel cover, be provided with the first magnet, the first magnet is positioned at the side of crank and chain-wheel top near front vehicle wheel, is provided with the second magnet of inhaling with the first magnet Magnetic Phase with pedal body on the crank being connected.Crank and chain-wheel outside is arranged with chain wheel cover, chain wheel cover is arranged on the top of crank and chain-wheel, the first magnet is set on chain wheel cover, the first magnet is positioned at the side of crank and chain-wheel top near front-wheel, on the connected crank of pedal body, be provided with the second magnet of inhaling mutually with the first magnet, because crank and chain wheel cover have certain distance, attractive but can not contact between the first magnet and the second magnet, in the time that clump weight falls to nadir due to gravity reason, now, pedal body is positioned at vertex, while trampling pedal body, if pedal body is positioned at vertex, the power of trampling is the axis towards axis along the direction of crank, be not easy to trampling of pedal.And by near the first magnet of front-wheel one side setting to being connected with the attraction of crank of pedal body, can ensure that the position of crank under state of nature is heeling condition, in the time trampling pedal body, the power of trampling is cutting of crank hand of rotation, is convenient to user and applies the power of trampling.
As preferably, be provided with the 3rd magnet with the position of the first magnetic blow out centre symmetry, on the crank being connected with clump weight, be provided with the 4th magnet of inhaling mutually with the 3rd magnet, straight line and horizontal plane angle that the first magnet and the 3rd magnet form are 45 °-80 °.Be provided with the 3rd magnet with the position of the first magnetic blow out centre symmetry, on the crank being connected with clump weight, be provided with the 4th magnet of inhaling mutually with the 3rd magnet, can increase the attractive force to crank, ensure that crank is heeling condition under state of nature.
As preferably, described slide bar is " T " font, and slide bar comprises the body of rod and spacing head, and slide opening comprises the hole body matching with spacing diameter and the spacing hole matching with body of rod diameter.Slide bar comprises the body of rod and spacing head, and slide opening comprises hole body and spacing hole, and the body of rod and spacing head slide in hole body, and spacing hole can carry out the spacing head of the slide bar of " T " font spacing, prevents that spacing head from skidding off in slide opening, and slide opening can lead to slide bar.
As preferably, on the described body of rod, be arranged with retracing spring, retracing spring is between spacing head and spacing hole.On the body of rod, be arranged with retracing spring, retracing spring is between spacing head and spacing hole, after slide bar stretches out along slide opening, distance between spacing head and spacing hole reduces, compression reseting spring, and retracing spring applies elastic force to spacing head, pars contractilis is exerted pressure to pedal body, and then time fixed link double thread hole exert pressure, normally to pedal time, fixed link dallies along tapped bore edge; Oppositely to pedal time, fixed link can screw in tapped bore automatically.
As preferably, the described tapped bore degree of depth is greater than fixed link length.The tapped bore degree of depth is greater than fixed link length, increases the flexible scope of fixed link, and then increases the scope that pars contractilis shrinks.
As preferably, described pedal body is set in spindle tube outside, and described spindle tube outside face is connected by bearing with pedal body.
Described spindle tube outside also can be arranged with body, between spindle tube outside face and body, be connected by bearing, pedal body is two, the both sides of body are provided with pedal body, between pedal body and body, be connected by rotating shaft, the axis setting of rotating shaft vertical major pipe, pedal body is rotationally connected by rotating shaft and body.Spindle tube outside also can be arranged with body, between spindle tube outside face and body, be connected by bearing, body and spindle tube can relatively rotate, and the both sides of body all arrange pedal body, between pedal body and body, be connected by rotating shaft, and rotating shaft is the axis setting of vertical major pipe.In the time that pedal need to use, make pedal body and body be positioned at same plane, all axis directions of parallel and spindle tube, the termination of fixed link is realized and being coordinated with the edge of tapped bore, now, fixed link is not threaded with tapped bore, but the edge of tapped bore can play position-limiting action to the termination of fixed link, ensures that pedal body and pars contractilis are positioned at horizontality.In the time that pedal does not need to use, fixed link and tapped bore are departed from, pedal body is rotated around rotating shaft, now, pedal body is vertical with body, and pedal body and pars contractilis are positioned at vertical state, have dwindled the integral width of car.In the time that pars contractilis turns down downwards, pedal can be served as bicycle diagonal brace and be used, and car diagonal brace is fixed.
As preferably, described tapped bore is coaxially arranged with knock hole near a side of fixed link, and the diameter of knock hole is more than or equal to the external diameter of fixed link.In the time that pedal body and pars contractilis are positioned at horizontality, fixed link can insert in the knock hole of tapped bore near a side setting of fixed link, knock hole can carry out fixed link spacing, ensures that fixed link is coaxial with spindle tube, and then ensures that pedal body and pars contractilis are positioned at same horizontal surface.
As preferably, in the both ends of the surface up and down of described body, be provided with fixed orifice, the diameter of fixed orifice is more than or equal to the external diameter of fixed link.In the time that pedal body and pars contractilis are positioned at vertical state, pars contractilis is positioned at the top of body, fixed link is towards upper surface or the lower surface of body, insert in the fixed orifice on body the termination of fixed link, utilize fixed orifice to carry out fixed link spacing, ensure that pedal body and pars contractilis remain vertical state.
As preferably, described body is provided with arc surface near two edges up and down of one end of pars contractilis.Body is provided with arc surface near two edges up and down of one end of pars contractilis, and when in pedal body and pars contractilis turnover process, arc surface can lead to fixed link, is convenient to pedal body and pars contractilis turnover.
Therefore, telescopic pedal of the present utility model possesses following advantage: 1,, in the time that pedal body and spindle tube relatively rotate, pars contractilis and spindle tube relatively rotate too.The middle part of pars contractilis arranges fixed link, tapped bore is set on spindle tube, fixed link is threaded with tapped bore, to pedal time, pedal body and pars contractilis and spindle tube relatively rotate, tapped bore and fixed link relatively rotate and promote pars contractilis and stretch out, increase the distance between pedal body and pars contractilis, and then increase the area stepped on of pin, in the time that fixed link produces completely from tapped bore, distance maximum between pars contractilis and pedal body, pars contractilis can be followed pedal body and spindle tube relatively rotates, and stop parallel motion, user can be normally to pedal, in the time will reaching the destination, pars contractilis pars contractilis is applied to the pressure towards pedal body direction tramps with one's feet, oppositely to pedal, make pedal body and pars contractilis and spindle tube that reverse relatively rotating occur, fixed link screws in tapped bore, pars contractilis is shunk towards pedal body direction, reduce the distance between pars contractilis and pedal body, in the time that car is stopped, distance between pars contractilis and pedal body reaches minimum value, laterally taking up room of whole pedal dwindled in realization, and then reduce car integral width, not only can not affect the stop of other adjacent cars, and can reduce the stop distance between adjacent two stop cars.Can not cause scratch to the car of adjacent stop, self also can not caused damage by the car of adjacent stop, in pedal telescopic process, utilize relatively rotating of pedal and spindle tube to stretch, without manual regulation, both hands can buttress car simultaneously, avoid car to topple over, even can be stretching in process by bike, 2, on the body of rod, be arranged with retracing spring, retracing spring is between spacing head and spacing hole, after slide bar stretches out along slide opening, distance between spacing head and spacing hole reduces, compression reseting spring, and retracing spring applies elastic force to spacing head, pars contractilis is exerted pressure to pedal body, and then time fixed link double thread hole exert pressure, normally to pedal time, fixed link dallies along tapped bore edge, oppositely to pedal time, fixed link can screw in tapped bore automatically, 3, spindle tube outside also can be arranged with body, between spindle tube outside face and body, be connected by bearing, body and spindle tube can relatively rotate, the both sides of body all arrange pedal body, between pedal body and body, be connected by rotating shaft, and rotating shaft is the axis setting of vertical major pipe, in the time that pedal need to use, make pedal body and body be positioned at same plane, all axis directions of parallel and spindle tube, the termination of fixed link is realized and being coordinated with the edge of tapped bore, now, fixed link is not threaded with tapped bore, but the edge of tapped bore can play position-limiting action to the termination of fixed link, ensure that pedal body and pars contractilis are positioned at horizontality, in the time that pedal does not need to use, fixed link and tapped bore are departed from, pedal body is rotated around rotating shaft, now, pedal body is vertical with body, be that pedal body and pars contractilis are positioned at vertical state, dwindle the integral width of car.
Brief description of the drawings
Accompanying drawing 1 is a kind of structural representation of the present utility model;
Accompanying drawing 2 is lateral plans of accompanying drawing 1;
Accompanying drawing 3 is pedal body of the present utility model a kind of structural representations when contraction state in embodiment 1;
Accompanying drawing 4 is A-A place cutaway views in accompanying drawing 3;
Accompanying drawing 5 is pedal body of the present utility model a kind of structural representations when extended configuration in embodiment 1;
Accompanying drawing 6 is B-B place cutaway views in accompanying drawing 5;
Accompanying drawing 7 is the utility model a kind of structural representations in embodiment 2;
Accompanying drawing 8 is the utility model cutaway views in embodiment 2;
Accompanying drawing 9 is structural representations of the utility model folded state in embodiment 2.
Illustrate: 1-pedal body, 2-spindle tube, 21-tapped bore, 3-pars contractilis, 4-slide bar, the 41-body of rod, the spacing head of 42-, 5-fixed link, 61-hole body, 62-spacing hole, 7-bearing, 8-retracing spring, 9-rotating shaft, 10-knock hole, 11-fixed orifice, 12-arc surface, 13-body, 14-crank, 15-sprocket wheel, 16-clump weight, 17-chain wheel cover, 18-axis, 19-the first magnet, 20-the second magnet, 21-the 3rd magnet, 22-the 4th magnet.
Detailed description of the invention
Below by embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment 1: as shown in Figure 1, 2, a kind of Special bicycle for disabled people pedal mechanism, comprise axis 18, crank 14 sprocket wheels 15, the pedal body 1 being connected with a crank end and the spindle tube 2 being fixedly connected with crank end, spindle tube 2 is rotationally connected with pedal body 1.The end of another crank is connected with clump weight 16, and the weight of clump weight is greater than pedal body.Sprocket wheel 15 outsides are arranged with chain wheel cover 17, be fixed with the first magnet 19, the first magnet 19 and be positioned at the side of crank and chain-wheel top near front vehicle wheel on chain wheel cover, are provided with the second magnet 20 of inhaling with the first magnet Magnetic Phase with pedal body on the crank being connected.Be provided with the 3rd magnet 21 with the position of the first magnetic blow out centre symmetry, on the crank being connected with clump weight, being provided with straight line and the horizontal plane angle that the 4th magnet 22, the first magnet inhaled mutually with the 3rd magnet and the 3rd magnet forms is 75 °.As shown in Fig. 3,4,5, pedal body 1 is set in spindle tube 2 outsides with the spindle tube 2 being fixedly connected with crank connecting link, pedal body, and the outside face of spindle tube 2 is rotationally connected by bearing 7 and pedal body.Pedal body side is provided with pars contractilis 3, the two ends of pars contractilis 3 are fixed with slide bar 4, have and the slide opening of slide bar sliding block joint on pedal body, and the middle part of pars contractilis is fixed with fixed link 5, on spindle tube, have the tapped bore 21 being threaded with fixed link, the tapped bore degree of depth is greater than fixed link length.As shown in Figure 6, slide bar is " T " font, and slide bar comprises the body of rod 41 and spacing 42, and slide opening comprises the hole body 61 matching with spacing diameter and the spacing hole 62 matching with body of rod diameter, on the body of rod, be arranged with retracing spring 8, retracing spring is between spacing head and spacing hole.
While trampling pedal, pedal body drives spindle tube around middle shaft rotation, and then drives crank and chain-wheel rotation.On one of them crank, connect pedal body and trample for disabled person, on the crank of the other end, be fixed with clump weight, the weight of clump weight is greater than pedal body.In the time that pedal body detours half-turn lower end near trailing wheel one side, clump weight is the upper end being positioned near front-wheel one side, clump weight is by the effect of the gravity nadir that automatically detours, in clump weight detours the process of nadir automatically, drive the pedal body of the other end vertex that detours, be convenient to disabled person and continue to trample, provide power-assisted by increasing clump weight for disabled person tramples pedal, be convenient to the single pin treadled cycle of disabled person.Crank and chain-wheel outside is arranged with chain wheel cover, chain wheel cover is arranged on the top of crank and chain-wheel, the first magnet is set on chain wheel cover, the first magnet is positioned at the side of crank and chain-wheel top near front-wheel, on the connected crank of pedal body, be provided with the second magnet of inhaling mutually with the first magnet, because crank and chain wheel cover have certain distance, attractive but can not contact between the first magnet and the second magnet, in the time that clump weight falls to nadir due to gravity reason, now, pedal body is positioned at vertex, while trampling pedal body, if pedal body is positioned at vertex, the power of trampling is the axis towards axis along the direction of crank, be not easy to trampling of pedal.And by near the first magnet of front-wheel one side setting to being connected with the attraction of crank of pedal body, can ensure that the position of crank under state of nature is heeling condition, in the time trampling pedal body, the power of trampling is cutting of crank hand of rotation, is convenient to user and applies the power of trampling.Be provided with the 3rd magnet with the position of the first magnetic blow out centre symmetry, on the crank being connected with clump weight, be provided with the 4th magnet of inhaling mutually with the 3rd magnet, can increase the attractive force to crank, ensure that crank is heeling condition under state of nature.Spindle tube and pedal body are rotationally connected, and spindle tube is fixedly connected with crankshaft-link rod, and in process, pedal body and spindle tube relatively rotate to pedal.Pedal body side arranges pars contractilis, the two ends of pars contractilis arrange slide bar, on pedal body, slide opening is set, slide bar can slide in slide opening, be that pars contractilis can stretch in pedal body side, slide bar is horizontal slip in slide opening, and slide opening can lead to slide bar, ensures that pars contractilis and pedal body are positioned at same plane all the time.In the time that pedal body and spindle tube relatively rotate, pars contractilis and spindle tube relatively rotate too.The middle part of pars contractilis arranges fixed link, and tapped bore is set on spindle tube, and fixed link is threaded with tapped bore.To pedal time, pedal body and pars contractilis and spindle tube relatively rotate, and tapped bore and fixed link relatively rotate and promote pars contractilis and stretch out, and have increased the distance between pedal body and pars contractilis, and then increase the area that pin is stepped on.In the time that fixed link produces completely from tapped bore, as shown in Figure 6, the distance maximum between pars contractilis and pedal body, pars contractilis can be followed pedal body and spindle tube relatively rotates, and stops parallel motion, and user can be normally to pedal.In the time will reaching the destination, pars contractilis pars contractilis is applied to the pressure towards pedal body direction tramps with one's feet, oppositely to pedal, make pedal body and pars contractilis and spindle tube that reverse relatively rotating occur, fixed link screws in tapped bore, pars contractilis is shunk towards pedal body direction, reduce the distance between pars contractilis and pedal body.In the time that car is stopped, the distance between pars contractilis and pedal body reaches minimum value, as shown in Figure 4, realizes and has dwindled laterally taking up room of whole pedal, and then reduce car integral width.Not only can not affect the stop of other adjacent cars, and can reduce the stop distance between adjacent two stop cars.Can not cause scratch to the car of adjacent stop, self also can not caused damage by the car of adjacent stop.In pedal telescopic process, utilize relatively rotating of pedal and spindle tube to stretch, without manual regulation, both hands can buttress car simultaneously, avoid car to topple over, even can be stretching in process by bike.Slide bar comprises the body of rod and spacing head, and slide opening comprises hole body and spacing hole, and the body of rod and spacing head slide in hole body, and spacing hole can carry out the spacing head of the slide bar of " T " font spacing, prevents that spacing head from skidding off in slide opening, and slide opening can lead to slide bar.On the body of rod, be arranged with retracing spring, retracing spring is between spacing head and spacing hole, after slide bar stretches out along slide opening, distance between spacing head and spacing hole reduces, compression reseting spring, and retracing spring applies elastic force to spacing head, pars contractilis is exerted pressure to pedal body, and then time fixed link double thread hole exert pressure, normally to pedal time, fixed link dallies along tapped bore edge; Oppositely to pedal time, fixed link can screw in tapped bore automatically.The tapped bore degree of depth is greater than fixed link length, increases the flexible scope of fixed link, and then increases the scope that pars contractilis shrinks.
Embodiment 2: the structure of the present embodiment and embodiment 1 is basic identical, difference is, as shown in Figure 8, spindle tube outside is arranged with body 13, between spindle tube outside face and body, be connected by bearing, pedal body is two, the both sides of body are provided with pedal body, between pedal body and body, be connected by rotating shaft 9, the axis setting of rotating shaft vertical major pipe, pedal body is rotationally connected by rotating shaft and body, and body is provided with arc surface near two edges up and down of one end of pars contractilis.In the both ends of the surface up and down of body, be provided with fixed orifice 11, the diameter of fixed orifice 11 is more than or equal to the external diameter of fixed link.As shown in Figure 7, tapped bore is coaxially arranged with knock hole 10 near a side of fixed link, and the diameter of knock hole is more than or equal to the external diameter of fixed link.
Spindle tube outside also can be arranged with body, between spindle tube outside face and body, be connected by bearing, body and spindle tube can relatively rotate, and the both sides of body all arrange pedal body, between pedal body and body, be connected by rotating shaft, and rotating shaft is the axis setting of vertical major pipe.In the time that pedal need to use, make pedal body and body be positioned at same plane, all axis directions of parallel and spindle tube, the termination of fixed link is realized and being coordinated with the edge of tapped bore, now, fixed link is not threaded with tapped bore, but the edge of tapped bore can play position-limiting action to the termination of fixed link, ensures that pedal body and pars contractilis are positioned at horizontality.In the time that pedal does not need to use, fixed link and tapped bore are departed from, pedal body is rotated around rotating shaft, now, pedal body is vertical with body, and pedal body and pars contractilis are positioned at vertical state, have dwindled the integral width of car.In the time that pedal body and pars contractilis are positioned at horizontality, fixed link can insert in the knock hole of tapped bore near a side setting of fixed link, knock hole can carry out fixed link spacing, ensures that fixed link is coaxial with spindle tube, and then ensures that pedal body and pars contractilis are positioned at same horizontal surface.In the time that pedal body and pars contractilis are positioned at vertical state, as shown in Figure 9, pars contractilis is positioned at the top of body, fixed link is towards upper surface or the lower surface of body, insert in the fixed orifice on body the termination of fixed link, utilize fixed orifice to carry out fixed link spacing, ensure that pedal body and pars contractilis remain vertical state.Body is provided with arc surface near two edges up and down of one end of pars contractilis, and when in pedal body and pars contractilis turnover process, arc surface can lead to fixed link, is convenient to pedal body and pars contractilis turnover.
Should be understood that this embodiment is only not used in restriction scope of the present utility model for the utility model is described.In addition should be understood that those skilled in the art can make various changes or modifications the utility model after having read the content of the utility model instruction, these equivalent form of values fall within the application's appended claims limited range equally.
Claims (10)
1. a Special bicycle for disabled people pedal mechanism, comprise axis, crank and chain-wheel, the pedal body being connected with a crank end and the spindle tube being fixedly connected with crank end, spindle tube and pedal body are rotationally connected, it is characterized in that, the end of another crank is connected with clump weight, the weight of clump weight is greater than pedal body, described pedal body side is provided with pars contractilis, the two ends of pars contractilis are provided with slide bar, on pedal body, be provided with the slide opening with slide bar sliding block joint, the middle part of pars contractilis is provided with fixed link, on spindle tube, be provided with the tapped bore being threaded with fixed link.
2. Special bicycle for disabled people pedal mechanism according to claim 1, it is characterized in that, described crank and chain-wheel outside is arranged with chain wheel cover, on chain wheel cover, be provided with the first magnet, the first magnet is positioned at the side of crank and chain-wheel top near front vehicle wheel, is provided with the second magnet of inhaling with the first magnet Magnetic Phase with pedal body on the crank being connected.
3. Special bicycle for disabled people pedal mechanism according to claim 1, is characterized in that, described slide bar is " T " font, and slide bar comprises the body of rod and spacing head, and slide opening comprises the hole body matching with spacing diameter and the spacing hole matching with body of rod diameter.
4. Special bicycle for disabled people pedal mechanism according to claim 3, is characterized in that, on the described body of rod, is arranged with retracing spring, and retracing spring is between spacing head and spacing hole.
5. according to the Special bicycle for disabled people pedal mechanism described in claim 1 or 2 or 3 or 4, it is characterized in that, the described tapped bore degree of depth is greater than fixed link length.
6. according to the Special bicycle for disabled people pedal mechanism described in claim 1 or 2 or 3 or 4, it is characterized in that, described pedal body is set in spindle tube outside, and described spindle tube outside face is connected by bearing with pedal body.
7. according to the Special bicycle for disabled people pedal mechanism described in claim 1 or 2 or 3 or 4, it is characterized in that, described spindle tube outside is arranged with body, between spindle tube outside face and body, be connected by bearing, pedal body is two, and the both sides of body are provided with pedal body, between pedal body and body, is connected by rotating shaft, the axis setting of rotating shaft vertical major pipe, pedal body is rotationally connected by rotating shaft and body.
8. Special bicycle for disabled people pedal mechanism according to claim 7, is characterized in that, described tapped bore is coaxially arranged with knock hole near a side of fixed link, and the diameter of knock hole is more than or equal to the external diameter of fixed link.
9. Special bicycle for disabled people pedal mechanism according to claim 7, is characterized in that, in the both ends of the surface up and down of described body, is provided with fixed orifice, and the diameter of fixed orifice is more than or equal to the external diameter of fixed link.
10. Special bicycle for disabled people pedal mechanism according to claim 7, is characterized in that, described body is provided with arc surface near two edges up and down of one end of pars contractilis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319616.0U CN203921098U (en) | 2014-06-16 | 2014-06-16 | Special bicycle for disabled people pedal mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319616.0U CN203921098U (en) | 2014-06-16 | 2014-06-16 | Special bicycle for disabled people pedal mechanism |
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| Publication Number | Publication Date |
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| CN203921098U true CN203921098U (en) | 2014-11-05 |
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| CN201420319616.0U Withdrawn - After Issue CN203921098U (en) | 2014-06-16 | 2014-06-16 | Special bicycle for disabled people pedal mechanism |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149916A (en) * | 2014-06-16 | 2014-11-19 | 杭州勇华车业有限公司 | Foldable pedal device for disabled person |
| CN109018165A (en) * | 2018-08-17 | 2018-12-18 | 姚森 | A kind of detachable bicycle pedals |
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2014
- 2014-06-16 CN CN201420319616.0U patent/CN203921098U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149916A (en) * | 2014-06-16 | 2014-11-19 | 杭州勇华车业有限公司 | Foldable pedal device for disabled person |
| CN104149916B (en) * | 2014-06-16 | 2016-08-24 | 杭州勇华车业有限公司 | People with disability uses Foldable pedal device |
| CN109018165A (en) * | 2018-08-17 | 2018-12-18 | 姚森 | A kind of detachable bicycle pedals |
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| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141105 Effective date of abandoning: 20160824 |
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