CN114257121B - Friction nano power generation device based on carbon atom three-dimensional structure - Google Patents
Friction nano power generation device based on carbon atom three-dimensional structure Download PDFInfo
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- CN114257121B CN114257121B CN202210029634.4A CN202210029634A CN114257121B CN 114257121 B CN114257121 B CN 114257121B CN 202210029634 A CN202210029634 A CN 202210029634A CN 114257121 B CN114257121 B CN 114257121B
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
- H02N1/04—Friction generators
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- 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
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B13/00—Adaptations of machines or engines for special use; Combinations of machines or engines with driving or driven apparatus; Power stations or aggregates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/30—Energy from the sea, e.g. using wave energy or salinity gradient
Abstract
The invention relates to a friction nano power generation device based on a carbon atom three-dimensional structure, which comprises a connecting ball and a connecting rod. The connecting ball is internally provided with a cavity, and a plurality of rolling balls are arranged in the cavity. The inner wall of the cavity is provided with two metal electrodes for friction power generation. The connecting balls and the rolling balls form a power generation unit. The connecting rod is used for fixedly connecting adjacent connecting balls and electrically connecting adjacent power generation units. Wherein, a plurality of connection balls are connected in sequence through a plurality of connecting rods to form a carbon atom three-dimensional structure. The device adopts the friction nano power generation technology based on the carbon atom three-dimensional structure, and a plurality of friction power generation units can be integrated into a whole, so that the output electric energy is greatly improved. The movement direction and the mode of each small power generation unit can be basically the same through reasonable arrangement, the phase of electric energy output by each power generation unit is the same, and the management of the energy output of a plurality of power generation units can be realized by only using one power management circuit, so that the cost and the space are saved.
Description
Technical Field
The invention relates to the technical field of power generation, in particular to a friction nano power generation device based on a carbon atom three-dimensional structure.
Background
Friction nano-generation is a generation technology based on the coupling of friction electrification and electrostatic induction, and can convert collected mechanical energy in various forms into electric energy, such as ocean energy, vibration energy and the like. The friction nano power generation technology has the advantages of high power generation voltage, small volume, light weight, flexible and changeable shape, high compatibility and the like. However, the existing honeycomb net-shaped friction nano generator is made of flexible materials, is unstable in structural aspect, adopts a two-dimensional plane structure, is unfavorable for collecting ocean energy, and is unfavorable for large-scale networking power generation.
Disclosure of Invention
Based on the above, it is necessary to provide a friction nano power generation device based on a carbon atom three-dimensional structure, aiming at the problems that the existing friction nano power generator with a honeycomb net structure is made of flexible materials, is unstable in structural aspect and adopts a two-dimensional plane structure.
A friction nano power generation device based on a carbon atom three-dimensional structure comprises a connecting ball and a connecting rod. The connecting ball is internally provided with a cavity, and a plurality of rolling balls are arranged in the cavity. The inner wall of the cavity is provided with two metal electrodes for friction power generation, and the two metal electrodes are distributed at intervals on the inner wall of the cavity and are electrically connected. The connecting balls and the rolling balls form a power generation unit, and the power generation unit generates power by friction through relative rotation of the rolling balls and the metal electrodes on the inner wall of the cavity. The connecting rod is used for fixedly connecting adjacent connecting balls and electrically connecting adjacent power generation units. Wherein, a plurality of connection balls are connected in sequence through a plurality of connecting rods to form a carbon atom three-dimensional structure.
According to the friction nano power generation device based on the carbon atom three-dimensional structure, the friction nano power generation technology based on the carbon atom three-dimensional structure is adopted, and a plurality of friction power generation units can be integrated into a whole, so that output electric energy is greatly improved. In the field of friction nano power generation, a net-shaped solid connection structure based on a carbon atom three-dimensional structure is used for the first time; the structure is formed by fixedly connecting basic units, has stable structure, simple process, low cost and convenient integration, and the formed three-dimensional net structure based on carbon atoms can also collect ocean energy from any direction very conveniently. Because a plurality of friction power generation units are fixedly connected by connecting rods, the movement direction and the mode of each small power generation unit are basically the same, and the phase of the output electric energy of each power generation unit is the same in the aspect of electric energy output, so that the management of the energy output of a plurality of power generation units can be realized by only using one power management circuit, the cost is saved, and a certain space is saved.
In one embodiment, a movable channel for the ball to move is provided in the cavity of the connection ball. When the ball moves freely along the movable channel, the ball is always in contact with the metal electrode on the inner wall of the cavity.
In one embodiment, a limit ball concentric with the connecting ball is disposed in the cavity of the connecting ball. The limiting ball is arranged on the inner wall of the cavity through the bracket. Wherein the difference between the radius of the cavity and the radius of the limit ball is not smaller than the diameter of the ball. The clearance between the outer wall of the limiting ball and the inner wall of the cavity forms a movable channel.
In one embodiment, the check ball is a hollow ball. One of the limit balls is internally provided with an electricity storage module which is electrically connected with the power generation unit.
In one embodiment, the ball outer wall is wrapped around the friction layer. The friction layer is made of nylon or polytetrafluoroethylene. When the ball moves in the cavity, electric current is generated between the friction layer on the outer wall of the ball and the electrode on the inner wall of the cavity through friction.
In one embodiment, the connecting rod is of an annular sleeve structure, and the inner hole of the annular sleeve is provided with a wire which is used for electrically connecting adjacent power generation units.
In one embodiment, the two ends of the connecting rod are provided with external threads, and the side wall of the connecting ball is provided with a threaded hole matched with the external threads. The connecting rod and the connecting ball form a detachable structure through threaded fit. When the connecting rod is matched with the connecting ball in a threaded mode, sealant is arranged in the threaded hole.
In one embodiment, the connection balls and the connection rods are both made of polyethylene plastic.
In one embodiment, the carbon atom steric structure is a carbon 60 structure, or a carbon 70 structure, or a carbon 240 structure.
The invention also discloses an application of the friction nano power generation device based on the carbon atom three-dimensional structure, and the self-powered detection of the marine environment is realized by integrating the detection module and the wireless communication module on the friction nano power generation device based on the carbon atom three-dimensional structure.
Compared with the prior art, the invention has the following effective effects:
according to the friction nano power generation device based on the carbon atom three-dimensional structure, the friction nano power generation technology based on the carbon atom three-dimensional structure is adopted, and a plurality of friction power generation units can be integrated into a whole, so that output electric energy is greatly improved. In the field of friction nano power generation, a net-shaped solid connection structure based on a carbon atom three-dimensional structure is used for the first time; the structure is formed by fixedly connecting basic units, has stable structure, simple process, low cost and convenient integration, and the formed three-dimensional net structure based on carbon atoms can also collect ocean energy from any direction very conveniently. The basic unit of the structure is formed by connecting a small ball and a connecting rod, is made into a detachable structure, and is easy to assemble. The connecting rod can be made into a hollow cylinder, so that the inside can be used for routing necessary circuits, and the trouble caused by excessive circuits on the outside is avoided; because a plurality of friction power generation units are fixedly connected by connecting rods, the movement direction and the mode of each small power generation unit are basically the same, and the phase of the output electric energy of each power generation unit is the same in the aspect of electric energy output, so that the management of the energy output of a plurality of power generation units can be realized by only using one power management circuit, the cost is saved, and a certain space is saved.
Drawings
Fig. 1 is a structural diagram of a friction nano power generation device based on a carbon atom three-dimensional structure.
Fig. 2 is a structural view of a connection ball in a friction nano power generation device based on a carbon atom three-dimensional structure.
Fig. 3 is a cross-sectional view of a connection ball and a stopper ball in a friction nano power generation device based on a carbon atom three-dimensional structure.
In the figure: 1-connecting ball, 2-connecting rod, 3-rolling ball, 4-metal electrode, 5-limit ball, 6-bracket and 7-movable channel.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It is noted that when an element is referred to as being "mounted to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "or/and" as used herein includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1, the embodiment discloses a friction nano power generation device based on a carbon atom three-dimensional structure, which comprises a connecting ball 1 and connecting rods 2, wherein a plurality of connecting balls 1 are sequentially connected through a plurality of connecting rods 2 to form the carbon atom three-dimensional structure. Of course, the device can also be provided with a power storage module. The power generation device with a carbon atom three-dimensional structure is formed by mutually overlapping the connecting balls 1 and the connecting rods 2 and self-building power generation units in each connecting ball 1. When the formed power generation device rolls on the ocean, the movement direction and the mode of each power generation unit are basically the same, the phase of the output electric energy of each power generation unit is the same in the aspect of electric energy output, and the management of the energy output of a plurality of power generation units can be realized by only using one power management circuit, so that the cost is saved, and a certain space is saved. In this embodiment, the carbon atom steric structure may be selected from a carbon 60 structure, a carbon 70 structure, a carbon 240 structure, and any other carbon structure having a closed cage, in consideration of the working environment and state of the device. In particular to a carbon 60 structure, which is close to a football shape and can freely roll along with sea waves on the ocean. Referring to fig. 2 and 3, the specific structure of the device is as follows:
wherein, the inside of the connecting ball 1 is provided with a cavity, and a plurality of rolling balls 3 are arranged in the cavity. The inner wall of the cavity is provided with two metal electrodes 4 for friction power generation, and the two metal electrodes 4 are distributed at intervals on the inner wall of the cavity and are electrically connected. In this embodiment, the metal electrode 4 is preferably a copper electrode. The connecting ball 1 and the rolling balls 3 form a power generation unit, and the power generation unit generates power by friction through relative rotation of the rolling balls 3 and the metal electrodes 4 on the inner wall of the cavity. The outer wall of the ball 3 is provided with a friction layer, in this embodiment the friction layer is made of nylon or polytetrafluoroethylene or other materials with strong electronegativity. When the ball 3 moves in the cavity, an electric current is generated by friction between the friction layer of the outer wall of the ball 3 and the electrode of the inner wall of the cavity. When the device rolls on the ocean, the rolling ball 3 rolls in the cavity of the connecting ball 1 and continuously rubs with the two metal electrodes 4 which are distributed at intervals, so that charge exchange is realized, and electric energy output is generated. In order to make the movement direction and the movement mode of each connecting ball 1 substantially the same, in this embodiment, a movable channel 7 for the movement of the ball 3 is provided in the cavity of the connecting ball 1. When the ball 3 moves freely along the movable channel 7, the ball 3 is always in contact with the metal electrode 4 on the inner wall of the cavity. Through predetermining movable channel 7, the spin 3 in the connecting ball can only roll along movable channel 7 all the time, because the device rolls, in the device the direction of rotation of connecting ball 1 is the same, under the effect of movable channel 7, spin 3 can not beat to only can rub with the cavity inner wall, so the direction of motion and the mode of each power generation unit are the same basically, and each power generation unit output electric energy phase is the same in the aspect of electric energy output, is convenient for manage and collect.
In this embodiment, the movable channel 7 is illustrated, and the limiting ball 5 concentric with the connecting ball 1 is disposed in the cavity of the connecting ball 1. The limiting ball 5 is arranged on the inner wall of the cavity through a bracket 6. Wherein the difference between the radius of the cavity and the radius of the limit ball 5 is not smaller than the diameter of the ball 3. The clearance between the outer wall of the limiting ball 5 and the inner wall of the cavity forms a movable channel 7. Through reasonable size setting of limit ball 5 for spin 3 and cavity inner wall contact all the time can. In particular, it is considered to reduce the overall weight of the device. The material of spacing ball 5 can select plastics, and inside setting is hollow, can install the electricity storage module in the hollow of one of them spacing ball 5.
The connecting rod 2 is used for fixedly connecting the adjacent connecting balls 1 and electrically connecting the adjacent power generation units. In this embodiment, the connecting rod 2 is an annular sleeve structure, and the inner hole of the annular sleeve is provided with a wire, and the wire is used for electrically connecting adjacent power generation units. So that all the power generation units are connected in series and can be connected with the power storage module.
Considering that the device needs to float on the sea surface all the time, the connecting ball 1 and the connecting rod 2 are exposed outside the device, so any material which is firm, convenient to manufacture and resistant to seawater corrosion can be used, and in the embodiment, polyethylene plastic is selected.
In order to facilitate assembly and disassembly of the device, external threads are arranged at two ends of the connecting rod 2, and threaded holes matched with the external threads are formed in the side wall of the connecting ball 1. The connecting rod 2 and the connecting ball 1 form a detachable structure through threaded fit. When the connecting rod 2 and the connecting ball 1 are in threaded fit, sealant is arranged in the threaded hole. Through threaded connection's connecting ball 1 and connecting rod 2, convenient to detach and installation have set up the sealant simultaneously in the junction, can play good sealed effect, prevent that the sea water from entering into the device and causing the influence to the power generation unit.
Of course, in other embodiments, the structure of the device may be changed, for example, a small part of two metal electrodes 4 in the connecting ball 1 are led out at the connection port of the threaded hole, and the conductive electrodes can be arranged inside the connecting rod 2 during manufacturing, so that when the connecting rod is connected with the small ball, the electrodes inside the connecting rod can just be in contact connection with the electrodes led out inside the small ball, and the use of wires between the electrodes is reduced. Of course, the connection relationship between the connecting rod 2 and the connecting ball 1 may be changed, for example, the connecting rod 2 and the connecting ball 1 may be made into a plug structure such as a plug pin.
According to the friction nano power generation device based on the carbon atom three-dimensional structure, the friction nano power generation technology based on the carbon atom three-dimensional structure is adopted, and a plurality of friction power generation units can be integrated into a whole, so that output electric energy is greatly improved. In the field of friction nano-power generation, a net-shaped solid-state coupling structure based on a carbon atom three-dimensional structure is used for the first time. The structure is formed by fixedly connecting basic units, comprises a plurality of pentagons, hexagons and the like which are sequentially connected to form a honeycomb structure, has stable structure, simple process, low cost and convenient integration, and the formed three-dimensional network structure based on carbon atoms can also collect ocean energy from any direction very conveniently and can realize large-scale networking power generation. The basic unit of the structure is formed by connecting a small ball and a connecting rod, is made into a detachable structure, and is easy to assemble. The connecting rod can be made into a hollow cylinder, so that the inside can be used for routing necessary circuits, and the trouble caused by excessive circuits on the outside is avoided; because a plurality of friction power generation units are fixedly connected by connecting rods, the movement direction and the mode of each small power generation unit are basically the same, and the phase of the output electric energy of each power generation unit is the same in the aspect of electric energy output, so that the management of the energy output of a plurality of power generation units can be realized by only using one power management circuit, the cost is saved, and a certain space is saved.
When the friction nano power generation device based on the carbon atom three-dimensional structure is processed, the small balls and the connecting rods are firstly made into structures which are easy to detach, and the friction nano power generation device can be detached and installed at any time. The ball of the basic power generation unit can be made into an upper part and a lower part, one part is provided with three mounting holes outside, the electrode is arranged inside, the other part belongs to the cover of the ball, and the electrode is also arranged inside. The connecting rod is tightly connected with the connecting part of the small ball, can be made into a threaded structure, and is screwed on the bolt to prevent water from penetrating into the connecting rod. The connecting holes on each small ball need to be reasonably designed to facilitate the combination between each other. The position of each small ball is reasonably designed during installation, the same-phase electric energy can be output during rolling, subsequent management is convenient, and cost is saved.
When the friction nano power generation device based on the carbon atom three-dimensional structure is applied, the application modules such as the detection module, the wireless communication module and the like can be integrated in the redundant space in the friction nano power generation device, and the power is supplied through the power storage module, so that the self-power supply of offshore application equipment is realized, the service life of the equipment in a complex marine environment is prolonged, data can be exchanged with the outside, coils can be arranged inside, and the wireless charging technology is utilized to supply power to other marine equipment. Furthermore, the device is continuously fixedly connected with the devices as basic units to form a larger-scale structure, so that large-scale networking power generation is realized.
The technical features of the above-described embodiments may be arbitrarily combined, and all possible combinations of the technical features in the above-described embodiments are not described for brevity of description, however, as long as there is no contradiction between the combinations of the technical features, they should be considered as the scope of the description.
The above examples merely represent a few embodiments of the present invention, which are described in more detail and are not to be construed as limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of the present application is to be determined by the following claims.
Claims (10)
1. The friction nano power generation device based on the carbon atom three-dimensional structure is characterized by comprising:
the connecting ball (1) is internally provided with a cavity, and a plurality of rolling balls (3) are placed in the cavity; the inner wall of the cavity is provided with two metal electrodes (4) for friction power generation, and the two metal electrodes (4) are distributed at intervals on the inner wall of the cavity and are electrically connected; the connecting balls (1) and the rolling balls (3) form a power generation unit, and the power generation unit generates power by friction through relative rotation of the rolling balls (3) and the metal electrodes (4) on the inner wall of the cavity; and
the connecting rod (2) is used for fixedly connecting the adjacent connecting balls (1) and electrically connecting the adjacent power generation units;
wherein, a plurality of connecting balls (1) are sequentially connected through a plurality of connecting rods (2) to form a carbon atom three-dimensional structure.
2. The friction nano power generation device based on the carbon atom three-dimensional structure according to claim 1, wherein a movable channel (7) for the movement of the rolling ball (3) is arranged in a cavity of the connecting ball (1); when the rolling ball (3) moves freely along the movable channel (7), the rolling ball (3) is always contacted with the metal electrode (4) on the inner wall of the cavity.
3. The friction nano power generation device based on the carbon atom three-dimensional structure according to claim 2, wherein a limiting ball concentric with the connecting ball (1) is arranged in the cavity of the connecting ball (1); the limiting ball is arranged on the inner wall of the cavity through a bracket (6); wherein the difference between the radius of the cavity and the radius of the limit ball is not smaller than the diameter of the ball (3); and a clearance between the outer wall of the limiting ball and the inner wall of the cavity forms the movable channel (7).
4. A friction nano-generating device based on a carbon atom three-dimensional structure according to claim 3, characterized in that the limit ball (5) is a hollow ball; one of the limit balls is internally provided with a power storage module, and the power storage module is electrically connected with the power generation unit.
5. The friction nano-generating device with the carbon atom three-dimensional structure according to claim 1, wherein the friction layer is wrapped on the outer wall of the rolling ball (3); the friction layer is made of nylon or polytetrafluoroethylene; when the ball (3) moves in the cavity, an electric current is generated between the friction layer of the outer wall of the ball (3) and the electrode of the inner wall of the cavity through friction.
6. The friction nano power generation device based on the carbon atom three-dimensional structure according to claim 1, wherein the connecting rod (2) is of an annular sleeve structure, and an inner hole of the annular sleeve is provided with a wire for electrically connecting adjacent power generation units.
7. The friction nano power generation device based on the carbon atom three-dimensional structure according to claim 1, wherein external threads are arranged at two ends of the connecting rod (2), and threaded holes matched with the external threads are arranged on the side wall of the connecting ball (1); the connecting rod (2) and the connecting ball (1) are in threaded fit to form a detachable structure; when the connecting rod (2) is in threaded fit with the connecting ball (1), sealant is arranged in the threaded hole.
8. The friction nano-generating device based on carbon atom three-dimensional structure according to claim 1, wherein the connecting ball (1) and the connecting rod (2) are both made of polyethylene plastic.
9. The friction nano-generating device based on a carbon atom three-dimensional structure according to claim 1, wherein the carbon atom three-dimensional structure is a carbon 60 structure, or a carbon 70 structure, or a carbon 240 structure.
10. The application of the friction nano power generation device based on the carbon atom three-dimensional structure is characterized in that the self-powered detection of the marine environment is realized by integrating a detection module and a wireless communication module on the friction nano power generation device based on the carbon atom three-dimensional structure as claimed in any one of claims 1 to 9.
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| KR101976540B1 (en) * | 2017-07-20 | 2019-05-09 | 국방과학연구소 | Sphere-shaped triboelectric nanogenerator |
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| CN109149993A (en) * | 2017-06-16 | 2019-01-04 | 北京纳米能源与系统研究所 | Generator |
| WO2020040536A1 (en) * | 2018-08-21 | 2020-02-27 | 한국기계연구원 | Electric power generation element using triboelectrification |
| CN110203356A (en) * | 2019-06-21 | 2019-09-06 | 大连海事大学 | A kind of ocean life-saving equipment with self-power supply system |
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