CN205094826U - Elbow accuse device of electronic wheelchair - Google Patents
Elbow accuse device of electronic wheelchair Download PDFInfo
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- CN205094826U CN205094826U CN201520864847.4U CN201520864847U CN205094826U CN 205094826 U CN205094826 U CN 205094826U CN 201520864847 U CN201520864847 U CN 201520864847U CN 205094826 U CN205094826 U CN 205094826U
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- electric wheelchair
- power transmission
- transmission shaft
- bulb
- control device
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Abstract
The utility model provides an elbow accuse device of electronic wheelchair for installing on the handrail of electronic wheelchair and linking to each other with brake valve lever transmission on the electronic wheelchair controller, including ancon, coupling mechanism, two degree of freedom drive mechanism, handle driving mechanism, bulb and fixed establishment, wherein, ancon, coupling mechanism, two degree of freedom drive mechanism, handle driving mechanism and bulb are continuous in proper order, the bulb still with brake valve lever is fixed to link to each other, and fixed establishment fixes two degree of freedom drive mechanism on the handrail of electronic wheelchair. The utility model discloses the motion that utilizes the patient to take on the electronic wheelchair of the remaining strength of elbow control is suitable for disability personnel such as hand dysfunction, wrist dysfunction, finger are incomplete, wrist amputation, forearm amputation, and electronic wheelchair is used in control under the circumstances that arm or shoulder articularis cubiti can be better above that.
Description
Technical field
This utility model relates to electric wheelchair, particularly relates to a kind of elbow control device of electric wheelchair.
Background technology
According to the display of Second National Disability Sampling Survey data, disabled grade is the severe disability people of I and II is 2,457 ten thousand people, accounts for 29.62%; Disabled grade is three, the moderate of level Four and mild disability people are 5,839 ten thousand people, accounts for 70.38%; Physical disabilities 2,412 ten thousand people, accounts for 29.07%; Multiple disabilities 1,352 ten thousand people, accounts for 16.30%.In March, 2012, according to the 6th national census China total number of people, and the Second China National Sample Survey on Disability China people with disability accounts for the ratio that the ratio of country's total population and all kinds of people with disability account for people with disability's total number of persons, China people with disability total number of persons and disabled number that is all kinds of, different brackets at the end of 2010 are calculated, whole nation people with disability adds up to 8,502 ten thousand people, wherein severe disability 2,518 ten thousand people, moderate and mild disability people 5,984 ten thousand people; Physical disabilities 2,472 ten thousand people, multiple disabilities 1,386 ten thousand people.Along with the quickening of China's industrialization and Development of China's Urbanization, movement of population is frequent, and people's work rhythm is accelerated, and the impact of the factor such as work safety accident, vehicle accident and environmental pollution, adds disabled risk all to some extent.
Rehabilitation helps people with disability to recover and compensate function, strengthens and take care of oneself and social adaptation, the basis that equality participates in public life.As conventional walking-replacing tool---the wheelchair of lower limb disability, hemiplegia, paralytic patient and handicapped old people, it is the important tool of rehabilitation, it is not only the walking-replacing tool of limbs the disabled and handicapped personage, the more important thing is and makes them carry out physical exercise by means of wheelchair and participate in social activity.Particularly electric wheelchair is on the basis of traditional manual wheelchair, the parts such as superposition high-performance Power Drive Unit, smart steering device, battery, transformation and upgrade form, it is the high-new technology products that the fields such as modern precision machinery, intelligent numerical control, engineering mechanics combine, nowadays, electric wheelchair has become handicapped old people, the indispensable walking-replacing tool of people with disability, and applicable object is very extensive.
In order to carry out disability rehabilitation's work, need many-sided supports such as corresponding fund, technology, accessory, because people with disability's quantity is many, degree of difficulty large, disability rehabilitation's career development shoulders heavy responsibilities.Meanwhile, along with China's aged tendency of population enters the accelerated development phase, by the impact of the senile disease such as physiological function decline, cerebrovascular disease, osteoarthritis, dementia, sickness rate and probability of disabling increase further, and old disabled population quantity is also in very fast growing trend.In a period at present and in the future, disabled population of China quantity will increase fast, and people with disability accounts for total population ratio and will continue to improve, and work for the disabled is faced with new test.Along with social progress, undertakings for disabled people develops, although people with disability's quality of life is progressively improving, but because starting point of development is low, weak foundation, the overall living standard of people with disability and quality and whole society's average level gap still larger, people with disability's family burden is heavy, and particularly rural disabled people's living standard is lower, also has a considerable amount of population to be under the poverty level.Cities and towns people with disability's rate of unemployment is higher all the time, the source of income of non-employment people with disability is always based on family provision, the ratio that wherein cities and towns mainly rely on other members of family to support is always about 40%, the ratio that rural area mainly relies on other members of family to support is always about 70%, and people with disability's family burden is heavy.As 2007 ~ 2012 annual people with disability family per capita disposable incomes are equivalent to about 55% of national residents family per capita disposable income, obvious with average national level gap.Engel's coefficient (Engel'sCoefficient) refers to that food gross expenditure accounts for the proportion of consumption expenditure total value, is to weigh one of most important index of quality of residents'life.People with disability family Engel's coefficient is all the time higher than national level, and quality of life is backwardness relatively.The particularly rising by a relatively large margin of China's food price in recent years, directly have influence on the basic life level of low-income groups, the living standard of people with disability declines to some extent.Moreover, household consumption expenditure ratio is paid and accounted for people with disability's family healthcare all far above average national level.18 of party proposes greatly the year two thousand twenty and builds up well-off society comprehensively, realizes the target that GDP and the per capita average incomes of urban and rural areas were doubled than 2010.To promote that people with disability obtains employment by every possible means, improve people with disability's social security level, strengthen people with disability's development for poverty relief, by multiple channel effort, accelerate the gap reducing people with disability's income and social average level, reduce the expenditures such as people with disability's basic medical rehabilitation simultaneously.
For the handicapped multiple disabilities patient of upper and lower extremities, choice for use intelligent wheel chair is usually needed (mainly to refer to without the manual electric wheelchair of people as walking-replacing tool herein.Because, central nervous system injury as apoplexy, cerebral trauma, cerebral palsy etc. the quadriplegia that causes be global problem, wherein particularly difficult with the rehabilitation of upper limb hands again, this is because hands is that people work the indispensable organ with daily life, fine structure, function is complicated, and action is dexterous, functional rehabilitation difficulty is large, and therefore hands dysfunction is one of subject matter of stroke hemiplegia.On the other hand, reel unavoidably in life, compare other body part, the position that hand stands in the breach often, the clinical incidence rate of hand injury is higher, the most easily damage, and not only easily infect after hand injury, also easily cause dysfunction in various degree, affect daily life and work), but the price of electric wheelchair own is just cheap, as the high-end intelligent wheel chairs such as Voice command especially general family can not bear.Ancon joint, upper arm function or shoulder joint muscular strength are still existed and the good patient of function, although their lower limb disorder, hand function obstacle, BE amputation, wrist amputation or finger are incomplete, conventional electric wheelchair can not be used as walking-replacing tool.And how to make such patient make full use of self remaining function, control to use conventional electric wheelchair, save social resources, ease one's family burden, for person skilled proposes new research topic.
Utility model content
This utility model carries out to solve above-mentioned problem, and object is, into hands dysfunction, patient such as finger incompleteness, AE amputation etc. (elbow or upper arm muscular strength better), to provide a kind of elbow control device that can use ancon control electric wheelchair.
In order to achieve the above object, this utility model have employed following technical scheme: a kind of elbow control device of electric wheelchair, to be connected with the joystick transmission on electric wheelchair controller on the handrail being arranged on electric wheelchair, comprise ancon, bindiny mechanism, two-freedom drive mechanism, handle-driving mechanism, bulb and fixed mechanism, wherein, ancon, bindiny mechanism, two-freedom drive mechanism, handle-driving mechanism is connected with bulb order, bulb is also fixedly linked with described joystick, two-freedom drive mechanism is fixed on the handrail of electric wheelchair by fixed mechanism.
Described ancon comprises the arc opening chamber with human body ancon adaptation, is provided with the ball chamber for being connected with bindiny mechanism in the bottom in arc opening chamber.
Described bindiny mechanism comprises scalable connecting rod, is provided with and mates with the ball chamber of ancon the spheroid be connected, be provided with the first axle sleeve in connecting rod lower end on connecting rod top, and described two-freedom drive mechanism and this first axle sleeve are fixedly linked.
Described two-freedom drive mechanism comprises power transmission shaft, spring cylinder, disc spring and stage clip, and one end and the bindiny mechanism of power transmission shaft are fixedly linked, and the other end and the handle-driving mechanism of power transmission shaft are fixedly linked; Spring cylinder slides on power transmission shaft; Disc spring is connected between the centre of power transmission shaft and spring cylinder, resets for the radial direction realizing power transmission shaft; Stage clip totally two, is set in the power transmission shaft two ends in spring cylinder, resets for the axis realizing power transmission shaft.
Described handle-driving mechanism comprises drive rod, is connected with the second axle sleeve in the rear end of drive rod, and drive rod is fixedly linked by the power transmission shaft of this second axle sleeve and two-freedom drive mechanism, and be connected with shift fork in the front end of drive rod, described bulb is connected with this shift fork.
Described bulb comprises bulb body, and bulb body is provided with mesopore, and the joystick on described electric wheelchair controller is socketed with this mesopore and is connected; Be connected to pulling axis in the both sides of bulb body, this pulling axis is movably connected in the shift fork of handle-driving mechanism.
Described fixed mechanism comprises clip and clamping piece, and clip is connected on the handrail of electric wheelchair, and two-freedom drive mechanism and clip are fixedly linked by clamping piece.
The centre of described power transmission shaft has slotted eye, for the inner of fixing disc spring, is respectively equipped with land at the two ends of slotted eye, is used separately as the seat of two stage clips.
Have long slot bore in the middle of described spring cylinder, for holding the outer end of disc spring, disc spring can slide axially in long slot bore.
Described spring cylinder comprises cylindrical shell and two end sockets, and the two ends of cylindrical shell are respectively equipped with screw thread, and two end sockets are threaded with the two ends of cylindrical shell respectively.
The beneficial effects of the utility model are:
Patient is utilized to take on forward-reverse motion and the left and right turn of elbow remaining strength control electric wheelchair, be suitable for hands dysfunction, wrist function obstacle, finger is incomplete, wrist amputation, the disability personnel such as BE amputation, arm or shoulder elbow joint flesh can control to use electric wheelchair under good situation thereon, because this utility model is a kind of accessory mechanisms on existing electric wheelchair, simple and reliable for structure, highly versatile, dismounting is convenient, with low cost, compare brain electricity, the high-end intelligent wheel chair such as Voice command has material benefit more economically, not by ambient light and noise, electromagnetic interference influence, reliably high advantage.
Accompanying drawing explanation
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is decomposition texture schematic diagram of the present utility model;
Fig. 3 is the structural representation of the bindiny mechanism in this utility model;
Fig. 4 be two-freedom drive mechanism in this utility model partly cut open structural representation;
Fig. 5 is the broken section structural representation of the two-freedom drive mechanism in this utility model;
Fig. 6 is the structural representation of the power transmission shaft in this utility model;
Fig. 7 is the structural representation of the spring cylinder in this utility model;
Fig. 8 is the structural representation of the handle-driving mechanism in this utility model;
Fig. 9 is assembling schematic diagram of the present utility model;
Figure 10 is using state figure of the present utility model.
Detailed description of the invention
The technological means realized to make this utility model is easier to understand to be understood, and following examples are specifically addressed this utility model by reference to the accompanying drawings.
See Fig. 1, Fig. 2, coordinate see Fig. 9, Figure 10, the elbow control device 1 of the electric wheelchair of this utility model 1, for be arranged on electric wheelchair handrail 2 on and be connected with joystick 3 transmission on electric wheelchair controller, comprise ancon 11, bindiny mechanism 12, two-freedom drive mechanism 13, handle-driving mechanism 14, bulb 15 and fixed mechanism 16.Wherein, ancon, bindiny mechanism, two-freedom drive mechanism, handle-driving mechanism are connected with bulb order, and bulb is also fixedly linked with described joystick, and two-freedom drive mechanism is fixed on the handrail of electric wheelchair by fixed mechanism.Ancon 11 wherein comprises the arc opening chamber with human body ancon adaptation, is provided with the ball chamber 111 for being connected with bindiny mechanism in the bottom in arc opening chamber.The shape of ancon meets the requirement of human body ancon joint ergonomics, and preferably can according to the difference of electric wheelchair user, and personalized customization, so that both fit completely.The upper-lower height of ancon is adjusted by the length dimension of adjusting connection mechanism.The opening part of ancon also can be provided with self-locking gripping mechanism (not shown), with better fixing human ancon.
See Fig. 3, bindiny mechanism 12 in this utility model comprises scalable connecting rod 121, be provided with on connecting rod top and mate with the ball chamber of ancon the spheroid 122 be connected, be provided with the first axle sleeve 123 in connecting rod lower end, two-freedom drive mechanism and this axle sleeve are fixedly linked.Connecting rod and ancon form ball contact coordinate be connected, but between the two string have set bolt, actual motion be both energy left-right rotation.When the ancon of wheelchair user does movable and left and right promotion, ancon is acted on by bindiny mechanism, motion and power is delivered to the power transmission shaft of two-freedom drive mechanism, makes power transmission shaft do front and back vibration and pivot.
See Fig. 4, Fig. 5, Fig. 6, Fig. 7, two-freedom drive mechanism 13 in this utility model comprises power transmission shaft 131, spring cylinder 132, disc spring 133 and stage clip 134, one end and the bindiny mechanism of power transmission shaft are fixedly linked, and the other end and the handle-driving mechanism of power transmission shaft are fixedly linked; Spring cylinder slides on power transmission shaft; Disc spring is connected between the centre of power transmission shaft and spring cylinder, resets for the radial direction realizing power transmission shaft; Stage clip totally two, is set in the power transmission shaft two ends in spring cylinder, resets for the axis realizing power transmission shaft.Have slotted eye 1311 in the centre of power transmission shaft 131, for the inner of fixing disc spring, be respectively equipped with land 1312 at the two ends of slotted eye, be used separately as the seat of two stage clips.In the middle of spring cylinder 132, have long slot bore 1321, for holding the outer end of disc spring, disc spring can slide axially in long slot bore.User is promoted by the movable of its ancon and left and right, and the power transmission shaft that can control two-freedom drive mechanism does front and back vibration and rotation.
Spring cylinder 132 in this utility model comprises cylindrical shell and two end sockets 1322, and the two ends of cylindrical shell are respectively equipped with screw thread, and two end sockets are threaded with the two ends of cylindrical shell respectively.
See Fig. 8, handle-driving mechanism 14 in this utility model comprises drive rod 141, the second axle sleeve 142 is connected with in the rear end of drive rod, drive rod is fixedly linked by the power transmission shaft 131 of this axle sleeve and two-freedom drive mechanism, be connected with shift fork 143 in the front end of drive rod, bulb 15 is connected with this shift fork.Bulb left rotation and right rotation can be stirred by shift fork thus drive joystick to swing, and bulb before and after shift fork, during vibration, can be driven to do same vibration (because bulb to be fixed on universal handle therefore in fact bulb swings) to drive universal handle swing; Both move and superpose, and drive ball motion to make electric wheelchair joystick do 360 ° of oscillating motions, are finally controlled the movable of electric wheelchair and left and right turning.
See Fig. 2, the bulb 15 in this utility model comprises bulb body, and bulb body is provided with mesopore 151, and the joystick on electric wheelchair controller is socketed with this mesopore and is connected; Be connected to pulling axis 152 in the both sides of bulb body, this pulling axis is movably connected in the shift fork of handle-driving mechanism.
See Fig. 2, the fixed mechanism 16 in this utility model comprises clip 162 and clamping piece 161, and clip is connected on the handrail of electric wheelchair, and two-freedom drive mechanism and clip are fixedly linked by clamping piece.
As shown in Figure 9, using state of the present utility model as shown in Figure 10 for confined state of the present utility model.
Operation principle of the present utility model can further illustrate as follows by reference to the accompanying drawings: when ancon moves forward and backward, ancon moves forward and backward thereupon, thus promote movable (two the stressed not reequilibrate of stage clip of power transmission shaft, disc spring is with power transmission shaft slide anteroposterior, the front and back vibration of power transmission shaft does not change disc spring torsion), the motion of power transmission shaft continues to be delivered to handle-driving mechanism forward, thus stir the joystick swing of bulb driving electric wheelchair, seesaw to drive wheelchair, ancon is not exerted oneself, stage clip drives power transmission shaft to get back to original position, and wheelchair self-actuating brake stops.
When promoting when about wheelchair user's ancon, bindiny mechanism promotes power transmission shaft left rotation and right rotation, thus (therefore disc spring torsion also change to make handle-driving mechanism swing, the left rotation and right rotation of power transmission shaft does not change the stressed of two stage clips), swing with the joystick stirring bulb driving electric wheelchair, thus drive electric wheelchair left and right turn.
When above-mentioned two kinds of motions can be superimposed, the joystick of electric wheelchair is made to do universal swing (360 ° of tapers swing), to realize the object of the motor control of electric wheelchair.
This utility model without hands or finger, but takes on patient the joystick that elbow strength can control electric wheelchair, is finally controlled forward-reverse and the left and right turning motion of wheelchair.
Claims (10)
1. the elbow control device of an electric wheelchair, to be connected with the joystick transmission on electric wheelchair controller on the handrail being arranged on electric wheelchair, it is characterized in that: comprise ancon, bindiny mechanism, two-freedom drive mechanism, handle-driving mechanism, bulb and fixed mechanism, wherein, ancon, bindiny mechanism, two-freedom drive mechanism, handle-driving mechanism are connected with bulb order, bulb is also fixedly linked with described joystick, and two-freedom drive mechanism is fixed on the handrail of electric wheelchair by fixed mechanism.
2. the elbow control device of electric wheelchair as claimed in claim 1, is characterized in that: described ancon comprises the arc opening chamber with human body ancon adaptation, being provided with the ball chamber for being connected with bindiny mechanism in the bottom in arc opening chamber.
3. the elbow control device of electric wheelchair as claimed in claim 1, it is characterized in that: described bindiny mechanism comprises scalable connecting rod, be provided with on connecting rod top and mate with the ball chamber of ancon the spheroid be connected, be provided with the first axle sleeve in connecting rod lower end, described two-freedom drive mechanism and this first axle sleeve are fixedly linked.
4. the elbow control device of electric wheelchair as claimed in claim 1, it is characterized in that: described two-freedom drive mechanism comprises power transmission shaft, spring cylinder, disc spring and stage clip, one end and the bindiny mechanism of power transmission shaft are fixedly linked, and the other end and the handle-driving mechanism of power transmission shaft are fixedly linked; Spring cylinder slides on power transmission shaft; Disc spring is connected between the centre of power transmission shaft and spring cylinder, resets for the radial direction realizing power transmission shaft; Stage clip totally two, is set in the power transmission shaft two ends in spring cylinder, resets for the axis realizing power transmission shaft.
5. the elbow control device of electric wheelchair as claimed in claim 1, it is characterized in that: described handle-driving mechanism comprises drive rod, the second axle sleeve is connected with in the rear end of drive rod, drive rod is fixedly linked by the power transmission shaft of this second axle sleeve and two-freedom drive mechanism, be connected with shift fork in the front end of drive rod, described bulb is connected with this shift fork.
6. the elbow control device of electric wheelchair as claimed in claim 1, it is characterized in that: described bulb comprises bulb body, and bulb body is provided with mesopore, the joystick on described electric wheelchair controller is socketed with this mesopore and is connected; Be connected to pulling axis in the both sides of bulb body, this pulling axis is movably connected in the shift fork of handle-driving mechanism.
7. the elbow control device of electric wheelchair as claimed in claim 1, it is characterized in that: described fixed mechanism comprises clip and clamping piece, clip is connected on the handrail of electric wheelchair, and two-freedom drive mechanism and clip are fixedly linked by clamping piece.
8. the elbow control device of electric wheelchair as claimed in claim 4, is characterized in that: the centre of described power transmission shaft has slotted eye, for the inner of fixing disc spring, is respectively equipped with land at the two ends of slotted eye, is used separately as the seat of two stage clips.
9. the elbow control device of electric wheelchair as claimed in claim 4, is characterized in that: have long slot bore in the middle of described spring cylinder, for holding the outer end of disc spring, disc spring can slide axially in long slot bore.
10. the elbow control device of electric wheelchair as claimed in claim 4, is characterized in that: described spring cylinder comprises cylindrical shell and two end sockets, and the two ends of cylindrical shell are respectively equipped with screw thread, and two end sockets are threaded with the two ends of cylindrical shell respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864847.4U CN205094826U (en) | 2015-11-02 | 2015-11-02 | Elbow accuse device of electronic wheelchair |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520864847.4U CN205094826U (en) | 2015-11-02 | 2015-11-02 | Elbow accuse device of electronic wheelchair |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205094826U true CN205094826U (en) | 2016-03-23 |
Family
ID=55510642
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520864847.4U Expired - Fee Related CN205094826U (en) | 2015-11-02 | 2015-11-02 | Elbow accuse device of electronic wheelchair |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205094826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106606397A (en) * | 2015-10-23 | 2017-05-03 | 上海理工大学 | An elbow control device for an electrically powered wheelchair |
-
2015
- 2015-11-02 CN CN201520864847.4U patent/CN205094826U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106606397A (en) * | 2015-10-23 | 2017-05-03 | 上海理工大学 | An elbow control device for an electrically powered wheelchair |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160323 Termination date: 20161102 |
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| CF01 | Termination of patent right due to non-payment of annual fee |