CN101438990A - Accessory movement external member for wheelchair - Google Patents

Accessory movement external member for wheelchair Download PDF

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Publication number
CN101438990A
CN101438990A CNA2007101876925A CN200710187692A CN101438990A CN 101438990 A CN101438990 A CN 101438990A CN A2007101876925 A CNA2007101876925 A CN A2007101876925A CN 200710187692 A CN200710187692 A CN 200710187692A CN 101438990 A CN101438990 A CN 101438990A
Authority
CN
China
Prior art keywords
wheelchair
accessory movement
movement external
trailing wheel
drive rod
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CNA2007101876925A
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Chinese (zh)
Inventor
陈淳和
庄佳勋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Cycling & Health Tech Industry R&d Center
Original Assignee
Cycling & Health Tech Industry R&d Center
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Cycling & Health Tech Industry R&d Center filed Critical Cycling & Health Tech Industry R&d Center
Priority to CNA2007101876925A priority Critical patent/CN101438990A/en
Publication of CN101438990A publication Critical patent/CN101438990A/en
Pending legal-status Critical Current

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Abstract

The invention relates to a wheelchair auxiliary sport package which comprises a connecting rod mechanism that is joined at the edge of a wheelchair. The connecting rod mechanism receives the rotary input from a back wheel of the wheelchair and transforms the rotary input into the reciprocating movement of a footplate. The footplate drives the lower limbs of the patient using wheelchair to move passively.

Description

Accessory movement external member for wheelchair
Technical field
The present invention is relevant with wheelchair, more detailed it, it is a kind of auxiliary appliance that is additional to the standard type wheelchair in plug-in mode, mat caregiver or wheelchair user rely on oneself and promote the power of wheelchair, make the trailing wheel of wheelchair drive a linkage, this linkage also converts the rotation of trailing wheel input the reciprocating motion of a pedal to, allows the lower limb that use the wheelchair person obtain the activity of passivity.
Background technology
Need to use the Limb fault person of wheelchair, its lower limb may be complete inaction abilities, or only remain faint movement response.No matter its state why, all be in state static and rest when taking wheelchair, the muscle of lower limb and the active result of joint long-term lacking cause negative effects such as amyotrophy, poor circulation, health status will be worsened more, and form the sick and weak body constitution of vicious cycle.
The wheel chair sport Design Conception of having delivered at present, as No. 230603, Chinese T W patent of invention I, No. 6334624, U.S. Pat, No. 4572501, U.S. Pat, its mainly with a lower limb sports equipment group structure in the place ahead of wheelchair.The wheelchair user operates this lower extremity movement equipment on one's own initiative with both feet, reaches the purpose of motion lower limb.Therefore, the wheel chair sport accessory of these patterns is for the active exercise ability of the lower limb of promoting the wheelchair user, does not paralyse fully so be suitable for lower limb.
The wheel chair sport accessory of having delivered in addition, as No. 4572501, U.S. Pat 4824132, U.S. US, it mainly is built in a fixed position with brothers with moving sports equipment.This sports equipment has upper limb motion mechanism and lower extremity movement mechanism, links with an interlinked mechanism therebetween.User is seated on the wheelchair near this sports equipment, grip the hand lever that upper limb motion mechanism was provided with hand, trample riding with foot in lower extremity movement mechanism, operate this upper limb motion mechanism with the active exercise of upper limb, and synchronous this lower extremity movement mechanism of interlock and drive lower limb and carry out passive exercise.The sports equipment volume of these patterns is bigger, needs firm and extra fixation device general's the ad-hoc location that is fixed in.
One with the darker previous patent of association of the present invention, be No. the 107546th, the novel patent of Chinese T W, this case is established a stay cord support on the chair back of wheelchair, the stay cord support is drawing the extremity of user with second-hand rope and two foot ropes, user can its left hand or drop-down this hands rope of the right hand can interlock phase heteropleural the foot rope lower limb of correspondence are raised.Though this case is the rehabilitation accessory that is established on the wheelchair, running wheelchair can not use this rehabilitation accessory, and hands rope and foot rope cause many obstructions of using wheelchair, and blocks the sight line of user.The mode of operating this rehabilitation accessory is unnatural, must instruct and train through special.
Summary of the invention
First purpose of the present invention is, a kind of accessory movement external member for wheelchair is provided, it is additional to the standard type wheelchair, mat caregiver or wheelchair user rely on oneself and promote the power of wheelchair, make the trailing wheel of wheelchair drive a linkage, this linkage also converts the rotation of trailing wheel input the reciprocating motion of a pedal to, allows the lower limb that use the wheelchair person obtain the activity of passivity.
Second purpose of the present invention is, a kind of accessory movement external member for wheelchair is provided, and it is additional to wheelchair in plug-in mode, can use in daily life, has convenience.
The 3rd purpose of the present invention is, a kind of accessory movement external member for wheelchair is provided, and it can make wheelchair user's lower limb obtain the motion of passivity in wheelchair is advanced.
The 4th purpose of the present invention is, a kind of accessory movement external member for wheelchair is provided, and promotes wheelchair and when reaching lower limb and obtain passive exercise, makes upper limb also obtain the training effect when the wheelchair user relies on oneself.
The present invention is for reaching above purpose, a kind of accessory movement external member for wheelchair is provided, mainly be the linkage of a bridge joint in a wheelchair side, this linkage acceptance one is imported from the rotation of the trailing wheel of this wheelchair, and this rotation input is converted to the reciprocating motion of a pedal.
For ease of explanation the present invention represented central idea in foregoing invention content one hurdle, express with specific embodiment now.Various different objects and deflection thereof or displacement system but not is drawn in the ratio of actual components in the ratio that is suitable for exemplifying explanation among the embodiment, close chat earlier bright.
Description of drawings
Fig. 1 is the stereo appearance figure of accessory movement external member for wheelchair of the present invention.
Fig. 2 is the input crank in the accessory movement external member for wheelchair of the present invention and the three-dimensional exploded view of adjustment unit.
Fig. 3 is additional to the schematic appearance of wheelchair for accessory movement external member for wheelchair of the present invention.
Fig. 4 makes swing back and forth one of sketch map of motion of pedal for accessory movement external member for wheelchair of the present invention.
Two of the sketch map that Fig. 5 moves for accessory movement external member for wheelchair of the present invention swings back and forth pedal.
Three of the sketch map that Fig. 6 moves for accessory movement external member for wheelchair of the present invention swings back and forth pedal.
Four of the sketch map that Fig. 7 moves for accessory movement external member for wheelchair of the present invention swings back and forth pedal.
The specific embodiment
As Fig. 1, Fig. 3, accessory movement external member for wheelchair of the present invention (Exercise Aid Device for ManualWheelchair Users) comprises a linkage 2, this linkage 2 is by the side of bridge joint in a wheelchair 10, these linkage 2 acceptance one are from the rotation input of the trailing wheel 11 of this wheelchair 10, and converting this rotation input the reciprocating motion of a pedal 40 to, this reciprocating motion comprises oscillating motion or elliptic motion.
This linkage 2 is assembled in a side of this wheelchair 10 by a support 30, comprise a drive rod 20, one input crank 15 and rocking bars 31.The two ends of this drive rod 20 are connected in this input crank 15 and this rocking bar 31 with rotary contact.First end 311 of this rocking bar 31 is connected in this support 30 with rotary contact.This input crank 15 is mounted on the trailing wheel 11 of this this wheelchair 10, and along with this trailing wheel 11 is done gyration completely.One pedal 40 can be connected in this rocking bar 31 as shown in the figure, also can be connected in this drive rod 20.Accessory movement external member for wheelchair of the present invention is a kind of loop circuit formula quadric chain of the Grashof of satisfying theorem.Based on this, linkage 2 of the present invention can convert the continuously complete gyration of trailing wheel 11 to the reciprocating motion of pedal 40.This reciprocating motion is a kind of oscillating motion along with this rocking bar 31 in embodiments of the present invention, yet, being connected under the situation of this drive rod 20 in this pedal 40, this reciprocating motion will present with elliptical trajectory.No matter this pedal 40 is the reciprocating motion of which kind of kenel, the lower limb that this pedal 40 all can drive the wheelchair user carry out passive exercise.Again, this rocking bar 31 can be provided with two or more rotary contact positions and optionally connect for this drive rod 20, changes this pedal 40 reciprocating distances according to this.
Above-mentioned input crank 15 comprises a fixture 16 and the extension 17 that can move along this fixture 16 in embodiments of the present invention.First end 161 of this fixture 16 is fixed in the wheel hub 12 of this trailing wheel 11, its second end 162 and these extension 17 relative wearing, this extension 17 can move along this fixture 16 and adjust outside development length, its free end 171 is closely against wheel frame 13 inner edges of this trailing wheel 11, and catches on the width of cloth silk of 11 trailing wheels with a groove shape breach 172.One locking device 18 can be fixed this extension 17 can't move it along this fixture 16, makes this input crank 15 be fixed on the radial position of trailing wheel 11.
First end 21 of above-mentioned drive rod 20 is rotatably connected in this input crank 15 by an adjustment unit 50.This adjustment unit 50 comprises the framework 51 that first end 21 of this drive rod 20 of confession stretches through, establish the assembly 52 that fraps in this framework 51, first end 21 with this drive rod 20 of assembly 52 normalities is fixed in this framework 51 and can't moves but this fraps, this assembly 52 that fraps of pine oil, then adjustable this drive rod 20 that moves changes the original position of this pedal 40 according to this.This assembly 52 that fraps is that a spring perch is realized in embodiments of the present invention, this drive rod 20 that fraps during this spring perch normality, and this drive rod 20 of pine oil then when executing its spring of outer force compresses, drive rod 20 can move along this framework 51.
As Fig. 2, above-mentioned input crank 15 provides a pivot acceptance division 151, receives the pivot 53 under this adjustment unit 50, and this pivot 53 can rotate in this pivot acceptance division 151, and constitutes this adjustment unit 50 and import the relation of being rotatably connected of crank 15.
Above-mentioned support 30 is fixed in this wheelchair 10 bar vertical component effects 14 by a holder 32.This holder 32 is installed on this vertical component effect 14 can organize the means of unloading; And first end 161 of above-mentioned fixing piece 16 is installed on this wheel hub 12 can organize the means of unloading; And this adjustment unit 50 penetrates in the pivot acceptance division 151 of this input crank unit 15 with its pivot 53, can organize the structure of unloading based on these, and convenient assisted movement external member of the present invention can be assemblied on the wheelchair or from the wheelchair to be unloaded down.
As Fig. 4 to Fig. 7, the trailing wheel 11 that discloses wheelchair 10 rotates this pedal 40 of circle and makees a reciprocating sketch map.
Though the present invention does explanation with a most preferred embodiment, be skillful in this skill person and can make various multi-form changes not breaking away under the present invention spirit and the category.Above illustrated embodiment is only in order to explanation the present invention, and is non-in order to limit the scope of the invention.Such as do not disobey various modifications or the variation that spirit of the present invention is engaged in, all belong to the present patent application claim.

Claims (10)

1. accessory movement external member for wheelchair comprises:
One linkage (2), this linkage (2) are by the side of bridge joint in a wheelchair (10), and this linkage (2) receives the rotation input from the trailing wheel (11) of this wheelchair (10), and this rotation input are converted to the reciprocating motion of a pedal (40).
2. accessory movement external member for wheelchair according to claim 1 is characterized in that this linkage (2) is assembled in a side of this wheelchair (10) by a support (30); This linkage (2) comprises a drive rod (20), an input crank (15) and a rocking bar (31); The two ends of this drive rod (20) are connected in this input crank (15) and this rocking bar (31) with rotary contact; First end (311) of this rocking bar (31) is connected in this support (30) with rotary contact; This input crank (15) is mounted on the trailing wheel (11) of this wheelchair (10), and along with this trailing wheel (11) is done gyration completely.
3. as accessory movement external member for wheelchair as described in the claim 2, it is characterized in that this pedal (40) is connected in this rocking bar (31).
4. as accessory movement external member for wheelchair as described in the claim 2, it is characterized in that this rocking bar (31) is provided with at least two rotary contacts and optionally connects for these drive rods (20).
5. as accessory movement external member for wheelchair as described in the claim 2, it is characterized in that this pedal (40) is connected in this drive rod (20).
6. as accessory movement external member for wheelchair as described in the claim 2, it is characterized in that this input crank (15) comprises a fixture (16) and an extension (17); The means that first end (161) of this fixture (16) unloads with group are fixed in the wheel hub (12) of this trailing wheel (11), its second end (162) and relative the wearing of this extension (17), this extension (17) moves and adjusts outside development length along this fixture (16), and its free end (171) is positioned wheel frame (12) inner edge of this trailing wheel (10); One locking device (18) makes this input crank (15) be fixed on the radial position of trailing wheel (11) in order to fix this extension (17); The free end of this extension (17) with a groove shape breach (172) to catch on the width of cloth silk of this trailing wheel.
7. as accessory movement external member for wheelchair as described in the claim 3, it is characterized in that first end (21) of above-mentioned drive rod (20) is rotatably connected in this input crank (15) by an adjustment unit (50).
8. as accessory movement external member for wheelchair as described in the claim 7, it is characterized in that, above-mentioned input crank (15) provides a pivot acceptance division (151), receive the affiliated pivot (53) of this adjustment unit (50), and this pivot (53) rotates in this pivot acceptance division (151).
9. as accessory movement external member for wheelchair as described in the claim 8, it is characterized in that, this adjustment unit (50) comprises the framework (51) that first end (21) of this drive rod of confession (20) stretches through, establish the assembly (52) that fraps in this framework (51), this assembly that fraps (52) is fixed in this framework (51) with first end (21) of this drive rod (20).
10. as accessory movement external member for wheelchair as described in the claim 2, it is characterized in that above-mentioned support (30) is fixed in the bar vertical component effect (14) of this wheelchair (10) by a holder (32).
CNA2007101876925A 2007-11-22 2007-11-22 Accessory movement external member for wheelchair Pending CN101438990A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CNA2007101876925A CN101438990A (en) 2007-11-22 2007-11-22 Accessory movement external member for wheelchair

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CNA2007101876925A CN101438990A (en) 2007-11-22 2007-11-22 Accessory movement external member for wheelchair

Publications (1)

Publication Number Publication Date
CN101438990A true CN101438990A (en) 2009-05-27

Family

ID=40723692

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007101876925A Pending CN101438990A (en) 2007-11-22 2007-11-22 Accessory movement external member for wheelchair

Country Status (1)

Country Link
CN (1) CN101438990A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106420252A (en) * 2016-10-31 2017-02-22 丹阳正联知识产权运营管理有限公司 Adjustable medical transfusion chair
DE102015121644A1 (en) 2015-12-11 2017-06-14 Hochschule Reutlingen Wheelchair with a lower extremity motion therapy exerciser and wheelchair-bound exerciser

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102015121644A1 (en) 2015-12-11 2017-06-14 Hochschule Reutlingen Wheelchair with a lower extremity motion therapy exerciser and wheelchair-bound exerciser
DE102015121644B4 (en) 2015-12-11 2019-03-14 Hochschule Reutlingen Wheelchair with a training device, wheelchair-bound training device and operating procedures
CN106420252A (en) * 2016-10-31 2017-02-22 丹阳正联知识产权运营管理有限公司 Adjustable medical transfusion chair

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Open date: 20090527

C02 Deemed withdrawal of patent application after publication (patent law 2001)