CN111293856B - Low-cost wearable human body movement power generation device and manufacturing method thereof - Google Patents

Low-cost wearable human body movement power generation device and manufacturing method thereof Download PDF

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CN111293856B
CN111293856B CN202010179656.XA CN202010179656A CN111293856B CN 111293856 B CN111293856 B CN 111293856B CN 202010179656 A CN202010179656 A CN 202010179656A CN 111293856 B CN111293856 B CN 111293856B
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driven
ferromagnetic
gear pump
conductive fluid
power generation
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CN111293856A (en
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张敬敏
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Yiwu Jiashi Electronic Technology Co.,Ltd.
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Yiwu Jiashi Electronic Technology Co ltd
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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
    • H02K44/08—Magnetohydrodynamic [MHD] generators
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
    • F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
    • F03G5/00—Devices for producing mechanical power from muscle energy
    • F03G5/02—Devices for producing mechanical power from muscle energy of endless-walk type, e.g. treadmills
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/32—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from a charging set comprising a non-electric prime mover rotating at constant speed
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K44/00—Machines in which the dynamo-electric interaction between a plasma or flow of conductive liquid or of fluid-borne conductive or magnetic particles and a coil system or magnetic field converts energy of mass flow into electrical energy or vice versa
    • H02K44/08—Magnetohydrodynamic [MHD] generators
    • H02K44/12—Constructional details of fluid channels

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Prostheses (AREA)

Abstract

The invention discloses a low-cost wearable human body movement power generation device and a manufacturing method thereof, wherein the power generation device consists of two sets of mechanical systems and lithium battery charging power systems which are matched with each other, the mechanical systems are formed by the joint transportation of a driving component and a driven component, the driving system is a movement driving system, and the driven system is a gear pump driving hydraulic system; the essence of the gear pump driving hydraulic system is a gear pump driving system which is driven by a driven gear and is used for pushing liquid in a liquid flow pipeline to flow in a fixed direction, the liquid in the system is ferromagnetic conductive fluid, a pure copper wire is fixed in the liquid flow pipeline carrying the ferromagnetic conductive fluid, two permanent magnets are respectively arranged on the inner side and the outer side of arc areas at the upper end and the lower end of the liquid flow pipeline, and a lithium battery charging power supply system is connected with the pure copper wire on the ferromagnetic conductive fluid pipeline through a power adapter arranged in the lithium battery charging power supply system. The invention has low cost, is wearable, generates electricity by sports, has good body-building effect and protects joints.

Description

Low-cost wearable human body movement power generation device and manufacturing method thereof
Technical Field
The invention relates to the technical field of electrical devices, in particular to a low-cost wearable human body movement power generation device and a manufacturing method thereof.
Background
A gymnasium in New York, USA has started to have a fitness generator, and fitness enthusiasts can not only exercise muscle strength, but also generate electricity by human bodies, so that the daily lighting requirement of the gymnasium is met.
But nowadays more and more electronic partners are used, such as: smart phones, MP3 players, sports electronics (sphygmomanometers or trackers), medical devices (sphygmomanometers, cardiac pacemakers, insulin pumps), etc., make our lives more and more convenient. However, as smart devices become more prevalent, the problem of their continued thirst for electricity is also more pronounced.
In the prior art, a wearable motion power generation device which can be realized at lower cost and can provide certain assistance for body health does not exist.
Therefore, a wearable low-cost wearable human body motion power generation device with low cost, good motion power generation effect and joint protection and a manufacturing method thereof are urgently needed in the market.
Disclosure of Invention
The invention aims to provide a manufacturing method of a low-cost wearable human body movement power generation device which is low in cost, wearable, good in movement power generation and body building effect and capable of protecting joints.
In order to achieve the purpose, the invention adopts the following technical scheme: a low-cost wearable human body movement power generation device comprises two sets of mechanical systems matched with each other and a lithium battery charging power supply system arranged at the position corresponding to the waist of a human body, wherein each mechanical system is formed by the joint transportation of a driving component and a driven component, the driving system is a movement driving system, and the driven system is a gear pump driving hydraulic system; the driving system consists of a cam structure, a transmission structure, a force application shaft and a supporting shaft integrated with a flexible knee pad structure, wherein the cam structure is also provided with a stress shaft connected with the transmission structure and a driven gear fixedly locked with a gear pump driving structure of the gear pump driving hydraulic system; the gear pump driving hydraulic system is essentially a gear pump driving system which is driven by a driven gear and is used for pushing liquid in a liquid flow pipeline to flow in a fixed direction, the liquid in the system is ferromagnetic conductive fluid, the liquid flow pipeline carrying the ferromagnetic conductive fluid is tightly attached to the inner wall and is fixed with a pure copper conducting wire in a direction parallel to the axis, the inner side and the outer side of the arc areas at the upper end and the lower end of the liquid flow pipeline are respectively provided with two permanent magnets of which the connecting lines at corresponding positions are vertical to the axis of the liquid flow pipeline, and a lithium battery charging power supply system is connected with the pure copper conducting wire on the ferromagnetic conductive fluid pipeline through a power supply adapter arranged in the lithium battery charging power supply system;
the manufacturing method of the ferromagnetic conductive fluid comprises the following steps:
preparing raw materials: preparing Fe-Ni alloy by weight80Ni2020-25 parts of methyl cellulose, 20-25 parts of vitamin C3-4 parts of vitamin C and 100 parts of water;
② mechanically processing the Fe-Ni alloy prepared in the step I80Ni20Grinding into micropowder of 2000-4000 meshes to obtain ferromagnetic alloy micropowder;
taking the methyl cellulose prepared in the step I as a wall material, taking the ferromagnetic alloy micro powder obtained in the step II as core solid particles, and preparing a ferromagnetic microcapsule by adopting an SPG film emulsification method;
and fourthly, completely dissolving the vitamin C prepared in the step III into water, filling the ferromagnetic microcapsules obtained in the step III into water, and uniformly stirring to obtain turbid liquid, namely the needed ferromagnetic conductive fluid.
In the above magnetic fluid power generation device driven by movement, the permanent magnet is specifically made of rubber magnet.
Compared with the prior art, the invention has the following advantages: (1) the materials adopted by the invention do not contain precious raw materials or high-performance rare earth materials, and although the power generation efficiency of the invention is relatively low and is only 15% -20%, the invention has low cost, is easy to produce and popularize, thereby having better market prospect. (2) The small amount of vitamin C contained in the fluid liquid can prevent the iron-based magnetic material in the iron-nickel alloy microcapsule from being maintained to be oxidized, thereby prolonging the service life of the invention and increasing the reliability of the invention. (3) The total weight of the invention is only about 2kg, thus the human body can be worn.
(4) The invention has simple mechanical structure, all parts can be exposed, and all materials and accessories are mature components, thereby being convenient for maintenance. (5) The knee protection structure for protecting the joints is arranged in the bending area of the connecting rod, and the knee protection structure has the function of converting mechanical energy into electric energy, so that the resistance of knee movement can be increased due to the consumption of the mechanical energy during power generation, the too fast knee joint abrasion during strenuous exercise can be reduced, and the exercise effect can be obviously improved due to the increased resistance. (6) The invention does not adopt any excessively complex structure, and only has a simple mechanical transmission structure and a hydraulic pipeline system, thereby having controllable cost and good stability. Therefore, the invention has the characteristics of low cost, wearing, power generation by sports, good body building effect and joint protection.
Drawings
FIG. 1 is a schematic structural diagram of an active device according to the present invention;
FIG. 2 is a schematic structural view of the driven assembly of the present invention;
in the figure: the device comprises a cam structure 1, a driven gear 2, a force bearing shaft 3, a transmission structure 4, a supporting shaft 5, a force bearing shaft 6, a gear pump 7, a liquid flow pipeline 8, a pure copper conducting wire 9 and a permanent magnet 10.
Detailed Description
Example 1:
a low-cost wearable human body movement power generation device as shown in figures 1 and 2 comprises two sets of mechanical systems matched with each other and a lithium battery charging power supply system arranged at the position corresponding to the waist of a human body, wherein each mechanical system is formed by joint transportation of a driving assembly and a driven assembly, the driving system is a movement driving system, and the driven system is a gear pump driving hydraulic system; the driving system consists of a cam structure 1, a transmission structure 4, a force application shaft 6 and a supporting shaft 5 integrated with a flexible knee pad structure, wherein the cam structure 1 is also provided with a force application shaft 3 connected with the transmission structure 4 and a driven gear 2 fixedly locked with a gear pump driving structure of a gear pump driving hydraulic system; the essence of the gear pump driving hydraulic system is a gear pump 7 driving system which is driven by a driven gear 2 and is used for pushing liquid in a liquid flow pipeline 8 to flow in a fixed direction, the liquid in the system is ferromagnetic conductive fluid, the liquid flow pipeline 8 carrying the ferromagnetic conductive fluid is tightly attached to the inner wall and is fixed with a pure copper wire 9 in a direction parallel to the axis, the inner side and the outer side of the arc areas at the upper end and the lower end of the liquid flow pipeline 8 are respectively provided with two permanent magnetic blocks 10 which are made of rubber magnetism, the connecting line of the corresponding positions between the permanent magnetic blocks is vertical to the axis of the liquid flow pipeline 8, and a lithium battery charging power supply system is connected with the pure copper wire 9 on the ferromagnetic conductive fluid pipeline through a power supply adapter arranged;
the manufacturing method of the ferromagnetic conductive fluid comprises the following steps:
preparing raw materials: preparing Fe-Ni alloy by weight80Ni2020g-25g of methyl cellulose, 20g-25g of vitamin C3g-4g of water and 100g of vitamin C;
② mechanically processing the Fe-Ni alloy prepared in the step I80Ni20Grinding into micropowder of 2000-4000 meshes to obtain ferromagnetic alloy micropowder;
taking the methyl cellulose prepared in the step I as a wall material, taking the ferromagnetic alloy micro powder obtained in the step II as core solid particles, and preparing a ferromagnetic microcapsule by adopting an SPG film emulsification method;
and fourthly, completely dissolving the vitamin C prepared in the step III into water, filling the ferromagnetic microcapsules obtained in the step III into water, and uniformly stirring to obtain turbid liquid, namely the needed ferromagnetic conductive fluid.
The total weight of the motion-driven magnetic fluid power generation device produced according to the embodiment is about 2kg, so the device is not suitable for being hung on a human body in batches, and the efficiency of converting mechanical energy into electric energy during jogging is about 15-20%.
Example 2
In general accordance with example 1, the difference is that:
the permanent magnet 10 is a ferroferric oxide permanent magnet.
The efficiency of converting mechanical energy into electric energy during jogging is about 15-20%.
Example 3
In general accordance with example 1, the difference is that:
the permanent magnet 10 is a rubidium iron boron permanent magnet.
The total weight of the motion-driven magnetic fluid power generation device produced according to the embodiment is about 2kg, so the device is not suitable for being hung on a human body in batches, and the efficiency of converting mechanical energy into electric energy during jogging is about 25-30%.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (2)

1. The utility model provides a human motion power generation facility of low-cost wearing formula which characterized in that: the power generation device consists of two sets of mechanical systems matched with each other and a lithium battery charging power supply system arranged at a position corresponding to the waist of a human body, wherein each mechanical system is formed by the joint transportation of a driving assembly and a driven assembly, the driving system is a motion driving system, and the driven system is a gear pump driving hydraulic system; the driving system consists of a cam structure (1), a transmission structure (4), a force application shaft (6) and a supporting shaft (5) integrated with a flexible knee pad structure, wherein the cam structure (1) is also provided with a stress shaft (3) connected with the transmission structure (4) and a driven gear (2) fixedly locked with a gear pump driving structure of the gear pump driving hydraulic system; the essence of the gear pump driving hydraulic system is a gear pump (7) driving system which is driven by a driven gear (2) and used for pushing liquid in a liquid flow pipeline (8) to flow in a fixed direction, the liquid in the system is ferromagnetic conductive fluid, the inner wall of the liquid flow pipeline (8) carrying the ferromagnetic conductive fluid is tightly attached to and is fixed with a pure copper conducting wire (9) in a direction parallel to the axis, two permanent magnetic blocks (10) which are connected with the corresponding positions and are vertical to the axis of the liquid flow pipeline (8) are respectively arranged on the inner side and the outer side of arc areas at the upper end and the lower end of the liquid flow pipeline (8), and a lithium battery charging power supply system is connected with the pure copper conducting wire (9) on the ferromagnetic conductive fluid pipeline through a power adapter arranged in the lithium battery charging power supply system;
the manufacturing method of the ferromagnetic conductive fluid comprises the following steps:
preparing raw materials: preparing Fe-Ni alloy by weight80Ni2020-25 parts of methyl cellulose, 20-25 parts of vitamin C3-4 parts of vitamin C and 100 parts of water;
② mechanically processing the Fe-Ni alloy prepared in the step I80Ni20Grinding into micropowder of 2000-4000 meshes to obtain ferromagnetic alloy micropowder;
taking the methyl cellulose prepared in the step I as a wall material, taking the ferromagnetic alloy micro powder obtained in the step II as core solid particles, and preparing a ferromagnetic microcapsule by adopting an SPG film emulsification method;
and fourthly, completely dissolving the vitamin C prepared in the step III into water, filling the ferromagnetic microcapsules obtained in the step III into water, and uniformly stirring to obtain turbid liquid, namely the needed ferromagnetic conductive fluid.
2. A low cost wearable human motion power generation device as claimed in claim 1, wherein: the permanent magnet blocks (10) are made of rubber magnets.
CN202010179656.XA 2020-03-16 2020-03-16 Low-cost wearable human body movement power generation device and manufacturing method thereof Active CN111293856B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101599686B (en) * 2008-06-05 2011-05-11 中国科学院理化技术研究所 Liquid metal cutting magnetic line type power generating device based on human body energy drive
CN102978728B (en) * 2012-12-04 2015-10-28 东华大学 The preparation method of a kind of magnetic nano-composite particle and magnetic fibre thereof
CN104410246A (en) * 2014-11-26 2015-03-11 北京依米康科技发展有限公司 Electricity generation device by liquid metal movement
CN104528837A (en) * 2014-12-15 2015-04-22 沈阳药科大学 Preparation method of stable nano ferroferric oxide magnetofluid
CN104638743A (en) * 2015-03-12 2015-05-20 李潘 Walk power generation device
CN205829270U (en) * 2016-07-28 2016-12-21 金名扬 Wearable moving generator
CN106451714A (en) * 2016-09-28 2017-02-22 深圳市元征科技股份有限公司 Intelligent wearing device
CN106401886B (en) * 2016-10-11 2018-11-20 深圳市华宏昊科技有限公司 Generation driving force structure and wearable power generator and knee-joint protecting device
RU2648988C1 (en) * 2016-12-30 2018-03-29 Владимир Дмитриевич Шкилев Method of magnetohydrodynamic movement in circulation liquid metal loop
CN108657305B (en) * 2018-06-12 2020-01-17 中国地质大学（武汉） Liquid metal pressure driven robot joint self-generating device

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