CN109758277A - A kind of low energy consumption artificial limb - Google Patents
A kind of low energy consumption artificial limb Download PDFInfo
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- CN109758277A CN109758277A CN201910080057.XA CN201910080057A CN109758277A CN 109758277 A CN109758277 A CN 109758277A CN 201910080057 A CN201910080057 A CN 201910080057A CN 109758277 A CN109758277 A CN 109758277A
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- artificial limb
- spring
- foot plate
- energy consumption
- low energy
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Abstract
The present invention relates to medical health apparatus technical fields, especially a kind of low energy consumption artificial limb, including below-knee prosthesis, ankle-joint and artificial limb foot plate, the ankle-joint includes the two stands that artificial limb foot plate rear portion top surface is arranged in, two brackets pass through the side that a shaft connects a pendulous device respectively, the bottom of the pendulous device is connected by the top of a spring and artificial limb foot plate, a charging converting-device is equipped in the pendulous device, the kinetic energy generated when the charging converting-device is by spring elongation is converted into electric energy and is stored in battery group, the stretching of spring when the electric energy stored in battery group is used to that artificial limb foot plate to be driven to lift, it is poor that the present invention can solve artificial limb comfort in the prior art, inconvenient walking benefit, energy consumption high problem when dressing not light and work.
Description
Technical field
The present invention relates to medical health apparatus technical field, specific field is a kind of low energy consumption artificial limb.
Background technique
Currently, there are many type of ankle-joint artificial limb on the market, mainly there are passive ankle-joint artificial limb, motor driven active ankle to close
Save artificial limb etc..Passive ankle-joint artificial limb is that introducing spring etc. stores up using the materials such as rubber, carbon fiber production sole, or in the structure
Can device make foot integrally and have certain elasticity, it is excellent that passive ankle-joint artificial limb has that mechanism is simple, light-weight, energy consumption is low etc.
Point, but due to passive ankle-joint artificial limb passive delivery, there are patients with amputation walkings and normal limb motion profile mismatch problem；
Active ankle-joint artificial limb is to introduce active drives device, the major advantages of active ankle-joint artificial limb such as motor in prosthetic structure to be
So that the gait of wearer compared with naturally, and adapt to different road conditions, but its existing defects problem, since the drivers such as motor are added
Lead to that artificial limb system weight is big, energy consumption is high the reason of part.Either passive ankle-joint artificial limb or motor driven are actively
Ankle-joint artificial limb all cannot bring comfort to wearer, make wearer walk it is convenient, dress it is light, and when enabling its work
Consume reduced effect.
Summary of the invention
The purpose of the present invention is to provide a kind of low energy consumption artificial limbs, and to solve, artificial limb comfort in the prior art is poor, goes
Walk it is not convenient, wearing it is not light and work when the high problem of energy consumption.
To achieve the above object, the invention provides the following technical scheme: a kind of low energy consumption artificial limb, including below-knee prosthesis, ankle
Joint and artificial limb foot plate, the ankle-joint include the two stands that artificial limb foot plate rear portion top surface is arranged in, two brackets point
Not Tong Guo a shaft connect the side of a pendulous device, the bottom of the pendulous device passes through the top of a spring and artificial limb foot plate
Connection, the pendulous device is interior to be equipped with a charging converting-device, the kinetic energy generated when the charging converting-device is by spring elongation
It is converted into electric energy to be stored in battery group, the drawing of spring when the electric energy stored in battery group is used to that artificial limb foot plate to be driven to lift
It stretches.
Preferably, the artificial limb foot plate includes sole and a heel elastic slice on one, and the front of the heel elastic slice is fixed to be connected
It connects in the middle part of the upper sole bottom surface, there are elastic activity space, institutes between the rear portion of the heel elastic slice and the upper sole
The carbon fiber board that artificial limb foot plate and heel elastic slice use carbon cloth to make through Lay up design is stated, in the carbon fiber board adjacent layer
Carbon fiber be in staggered wing flapping.
Preferably, there are the gaps for being in 30 ° between the rear portion of the heel elastic slice and the upper sole.
Preferably, the charging converting-device is a kinetic energy converting electrical energy device, and the kinetic energy converting electrical energy device is by bullet
The kinetic energy that spring generates when stretching is converted into electric energy and is stored in battery group, and is converted into electric energy for driving artificial limb foot plate
The stretching of spring when lifting.
Preferably, electricity is converted kinetic energy by the method that physics is combined with algorithm in the charging converting-device
Can, the algorithm is newton-Galileo method algorithm.
Preferably, the battery group is laid in artificial limb foot plate and heel elastic slice interlayer with serpentine fashion.
Preferably, it is equipped with a spring connector in the pendulous device, one end of the spring connector and spring connects,
The spring connector is helical spring.
Preferably, a footmuff corresponding with people's foot shape is provided with outside the artificial limb foot plate, the footmuff uses silicon
Rubber material.
Preferably, the below-knee prosthesis is made using a kind of material of thermoplastic, memory plastic.
Compared with prior art, the beneficial effects of the present invention are: charging converting-device will be arranged in pendulous device to walk
When the kinetic energy that generates of spring be converted into electric energy and be stored in battery, and when the electric energy being used for subsequent drive artificial limb foot plate lifting
The stretching of spring, provides laborsaving, comfortable activity to patient and experiences, and energy consumption when walking after allowing patient to reduce amputation makes
Gait when they walk is more natural；Efficiently will in charging converting-device by the method that physics is combined with algorithm
Kinetic energy is converted to electric energy, and algorithm uses newton-Galileo method algorithm, collection rate can be made to maximize using the algorithm；With snake
The mode of shape is laid with battery group, keeps the connection of battery group even closer, so that the electric energy collected is also just more more, is furthermore pressing from both sides
Battery group is laid in layer can make pseudocolloid product smaller, and not occupy, and wearer is more convenient to use to nor affect on beauty；
It is also had chosen most on making material between the rear portion of heel elastic slice and the upper sole there are the gap for being in 30 ° in the present invention
It is comfortably best suitable for the model of structoure of the human body, patient can be made to walk when walking freely；Spring connector uses helical spring,
And helical spring is an accumulator, it has the function of storage energy, and the energy transmission that spring is collected into gives charging converting means
It is set to subsequent artificial limb foot plate activity and corresponding kinetic energy is provided.
Detailed description of the invention
Fig. 1 is the structural diagram of the present invention；
Fig. 2 is structure sectional view of the invention.
In figure: 1 below-knee prosthesis, 2 artificial limb foot plates, 3 ankle-joints, 4 charging converting-devices, 5 footmuffs, sole, 7 heel bullets on 6
Piece, 8 brackets, 9 shafts, 10 pendulous devices, 11 springs.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
The present invention provides a kind of technical solution referring to FIG. 1-2: a kind of low energy consumption artificial limb, including below-knee prosthesis 1, ankle close
Section 3 and artificial limb foot plate 2, ankle-joint 3 include the two stands 8 that 2 rear portion top surface of artificial limb foot plate is arranged in, and two stands 8 pass through one respectively
Shaft 9 connects the side of a pendulous device 10, and the bottom of pendulous device 10 is connected by the top of a spring 11 and artificial limb foot plate 2
It connects, a charging converting-device 4 is equipped in pendulous device 10, the kinetic energy that charging converting-device 4 generates when stretching spring 11 is converted
It is stored in battery group at electric energy, the drawing of spring 11 when the electric energy stored in battery group is used to that artificial limb foot plate 2 to be driven to lift
It stretches, setting charging converting-device 4 converts electric energy for the kinetic energy that spring 11 generates when walking and is stored in storage in pendulous device 10
In battery, and the electric energy to be used for the stretching of spring 11 when subsequent drive artificial limb foot plate 2 lifts, is provided to patient laborsaving, comfortable
Activity impression, energy consumption when walking after allowing patient to reduce amputation, gait when them being made to walk is more natural.
Further, artificial limb foot plate 2 include on one sole 6 and a heel elastic slice 7, the front of heel elastic slice 7 be fixedly connected
In the middle part of upper 6 bottom surface of sole, there are elastic activity space, artificial limb foot plate 2 and feet between the rear portion of heel elastic slice 7 and upper sole 6
With the carbon fiber board that elastic slice 7 is made of carbon cloth through Lay up design, the carbon fiber in carbon fiber board adjacent layer is in staggered
Wing flapping, specifically, the present invention is also in making material there are the gap for being in 30 ° between the rear portion of heel elastic slice 7 and upper sole 6
On have chosen the model that the most comfortable is best suitable for structoure of the human body, patient can be made to walk when walking freely.
Preferably, charging converting-device 4 is a kinetic energy converting electrical energy device, and kinetic energy converting electrical energy device stretches spring 11
When the kinetic energy that generates be converted into electric energy and be stored in battery group, and be converted into electric energy for driving artificial limb foot plate 2 to lift
When spring 11 stretching, further, in charging converting-device 4 will efficiently be moved by the method that physics is combined with algorithm
Electric energy can be converted to, algorithm is newton-Galileo method algorithm, and algorithm steps are as follows:
Firstly, x of the selection one close to function f (x) zero point0, calculate corresponding f (x0) and tangent slope f ' (x0).Then
It is calculated through point (x0,f(x0)) and slope be f ' (x0) straight line and x-axis intersection point x coordinate, that is, seek following equation
Solution:
x·f’(x0)+f(x0)-x0·f’(x0)=0
The x coordinate of the point newly acquired is named as x1, usual x1X can be compared0Closer to the solution of Equation f (x)=0.It therefore can be with
Utilize x1Start next round iteration.Iterative formula can abbreviation be as follows:
Above-mentioned algorithm can be seen that can be such that collection rate maximizes using the algorithm.
Preferably, the present invention is laid with small-sized electric power storage in snakelike mode in the interlayer of artificial limb foot plate 2 and heel elastic slice 7
Pond group can make each small battery connection even closer, so that the electric energy collected is also just more more, furthermore in snakelike mode
Battery group is laid in interlayer can make pseudocolloid product smaller, and not occupy, and wearer is more convenient to use to be nor affected on
It is beautiful.
Preferably, a spring connector is equipped in pendulous device 10, spring connector is connect with one end of spring 11, spring
Connector is helical spring, and helical spring is an accumulator, it has the function of storage energy, the energy that spring 11 is collected into
It is transferred to charging converting-device 4 and provides corresponding kinetic energy for subsequent 2 activity of artificial limb foot plate.
The present invention can also be provided with a footmuff 5 corresponding with people's foot shape in the outside of artificial limb foot plate 2, and footmuff 5 uses
Silastic material is made, with performances such as corrosion-resistant, wear-resistant and electrical isolations.
Below-knee prosthesis 1 of the invention can use the below-knee prosthesis 1 of various known technologies, can also be moulded using thermoplasticity
Material, memory-type plastic or other material are made, and the length of below-knee prosthesis 1 can be designed according to the stump length of amputee,
The lower end of below-knee prosthesis 1 is fixedly connected on the top of pendulous device 10 by bolt or other fixing pieces.
Working principle: when artificial limb foot plate 2 lifts, the downward extension spring 11 of upper sole 6 reaches the position of heel elastic slice 7,
At this point, spring 11 is stretched by the energy transmission of storage into charging converting-device 4, it is movable continuous by lifting for artificial limb patient
Energy is collected, charging converting-device 4 outputs it to pendulous device 10 when energy is enough, and pendulous device 10 is again by this part
Energy is converted into the stretching of spring 11 when kinetic energy driving artificial limb foot plate 2 lifts, and reduces energy consumption for artificial limb patient, repeatedly
Form the circulate operation of a kinetic energy-electric energy.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (9)
1. a kind of low energy consumption artificial limb, including below-knee prosthesis (1), ankle-joint (3) and artificial limb foot plate (2), the ankle-joint (3) include
Two stands (8) in the artificial limb foot plate (2) rear portion top surface are set, and two brackets (8) pass through a shaft (9) connection one respectively
The side of pendulous device (10), it is characterised in that: the bottom of the pendulous device (10) passes through a spring (11) and artificial limb foot plate
(2) top connection, is equipped with a charging converting-device (4) in the pendulous device (10), and the charging converting-device (4) is by bullet
The kinetic energy that spring (11) generates when stretching is converted into electric energy and is stored in battery group, and the electric energy stored in battery group is for driving
The stretching of spring (11) when artificial limb foot plate (2) lifts.
2. a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: the artificial limb foot plate (2) includes foot on one
Plate (6) and a heel elastic slice (7), the front of the heel elastic slice (7) are fixedly connected in the middle part of upper sole (6) bottom surface, institute
State between the rear portion of heel elastic slice (7) and the upper sole (6) that there are elastic activity space, the artificial limb foot plate (2) and heels
Elastic slice (7) uses the carbon fiber board that make through Lay up design of carbon cloth, and the carbon fiber in the carbon fiber board adjacent layer is submitted
Wrong wing flapping.
3. a kind of low energy consumption artificial limb according to claim 2, it is characterised in that: the rear portion of the heel elastic slice (7) and institute
State between sole (6) that there are be in 30 ° of gap.
4. a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: the charging converting-device (4) is one dynamic
Energy converting electrical energy device, the kinetic energy that the kinetic energy converting electrical energy device generates when stretching spring (11) are converted into electric energy and are stored in
In battery group, and it is converted into stretching of the electric energy for spring (11) when artificial limb foot plate (2) being driven to lift.
5. a kind of low energy consumption artificial limb according to claim 4, it is characterised in that: pass through in the charging converting-device (4)
The method that physics is combined with algorithm converts kinetic energy into electric energy, and the algorithm is newton-Galileo method algorithm.
6. a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: the battery group is laid with serpentine fashion
In artificial limb foot plate (2) and heel elastic slice (7) interlayer.
7. a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: be equipped with a bullet in the pendulous device (10)
Spring connector, the spring connector are connect with the one end of spring (11), and the spring connector is helical spring.
8. a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: the outside of the artificial limb foot plate (2) is arranged
There is a footmuff (5) corresponding with people's foot shape, the footmuff (5) uses silastic material.
9. -8 any a kind of low energy consumption artificial limb according to claim 1, it is characterised in that: the below-knee prosthesis (1) uses
Thermoplastic, a kind of material for remembering plastic are made.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080057.XA CN109758277A (en) | 2019-01-28 | 2019-01-28 | A kind of low energy consumption artificial limb |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910080057.XA CN109758277A (en) | 2019-01-28 | 2019-01-28 | A kind of low energy consumption artificial limb |
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| Publication Number | Publication Date |
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| CN109758277A true CN109758277A (en) | 2019-05-17 |
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ID=66455561
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| CN201910080057.XA Pending CN109758277A (en) | 2019-01-28 | 2019-01-28 | A kind of low energy consumption artificial limb |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711055A (en) * | 2019-11-07 | 2020-01-21 | 江苏科技大学 | Image sensor intelligence artificial limb leg system based on degree of depth learning |
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| CN204072395U (en) * | 2014-09-30 | 2015-01-07 | 林春成 | A kind of motion artificial limb |
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| CN107536662A (en) * | 2017-09-07 | 2018-01-05 | 重庆德勒夫科技有限公司 | Light intelligent energy storage and energy release ankle-joint artificial limb |
| CN108836583A (en) * | 2018-05-17 | 2018-11-20 | 西北工业大学 | A kind of main passive-type ankle-joint artificial limb of change bar spool gear five-rod |
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2019
- 2019-01-28 CN CN201910080057.XA patent/CN109758277A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110106274A1 (en) * | 2004-02-12 | 2011-05-05 | Ossur Hf | System and method for motion-controlled foot unit |
| US20100312363A1 (en) * | 2005-03-31 | 2010-12-09 | Massachusetts Institute Of Technology | Powered Artificial Knee with Agonist-Antagonist Actuation |
| CN104602649A (en) * | 2012-07-03 | 2015-05-06 | 奥托·博克保健有限公司 | Method for controlling orthopedic joint device, and orthopedic joint device |
| CN102895051A (en) * | 2012-10-24 | 2013-01-30 | 北京工道风行智能技术有限公司 | Below-knee prosthesis provided with power ankle |
| CN105517510A (en) * | 2013-07-03 | 2016-04-20 | 奥托·博克保健有限公司 | Orthopedic joint device and method for controlling same |
| CN204072395U (en) * | 2014-09-30 | 2015-01-07 | 林春成 | A kind of motion artificial limb |
| CN204890262U (en) * | 2015-09-01 | 2015-12-23 | 中南大学 | From multi -functional artificial limb of electricity generation |
| CN107536662A (en) * | 2017-09-07 | 2018-01-05 | 重庆德勒夫科技有限公司 | Light intelligent energy storage and energy release ankle-joint artificial limb |
| CN108836583A (en) * | 2018-05-17 | 2018-11-20 | 西北工业大学 | A kind of main passive-type ankle-joint artificial limb of change bar spool gear five-rod |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110711055A (en) * | 2019-11-07 | 2020-01-21 | 江苏科技大学 | Image sensor intelligence artificial limb leg system based on degree of depth learning |
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Application publication date: 20190517 |
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