CN111998731B - Rocket target ring number detection device based on friction electrification of super-elastomer material - Google Patents
Rocket target ring number detection device based on friction electrification of super-elastomer material Download PDFInfo
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- CN111998731B CN111998731B CN202010563489.9A CN202010563489A CN111998731B CN 111998731 B CN111998731 B CN 111998731B CN 202010563489 A CN202010563489 A CN 202010563489A CN 111998731 B CN111998731 B CN 111998731B
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J3/00—Targets for arrows or darts, e.g. for sporting or amusement purposes
- F41J3/0004—Archery targets
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J5/00—Target indicating systems; Target-hit or score detecting systems
- F41J5/04—Electric hit-indicating systems; Detecting hits by actuation of electric contacts or switches
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F41—WEAPONS
- F41J—TARGETS; TARGET RANGES; BULLET CATCHERS
- F41J5/00—Target indicating systems; Target-hit or score detecting systems
- F41J5/14—Apparatus for signalling hits or scores to the shooter, e.g. manually operated, or for communication between target and shooter; Apparatus for recording hits or scores
Abstract
The invention relates to the field of electrostatic friction and energy conversion, in particular to a target ring number detection device based on friction electricity generation of a super-elastomer material. According to friction electrification and electrostatic induction principles, kinetic energy and impact energy carried by the shot arches are collected and converted into electric energy, and the number of loops of the arches is obtained through signal processing analysis by a singlechip according to a matrix positioning principle, so that the problems of inaccurate manual reading and easy disputes in archery are solved, and meanwhile, the energy generated by the arches can be recovered, so that the method has great practical value.
Description
Technical Field
The invention relates to the field of electrostatic friction and energy conversion, in particular to a target ring number detection device based on friction electricity generation of a super-elastomer material.
Background
With the development of economy and the improvement of human living standard, archery is no longer a dedicated item for athletes, and this competitive athletic activity is becoming popular in a vast population of teenagers. The reading on the arrow target determines the win or lose of the match, however, the conventional arrow target on the market at present depends on manual reading, so that the error is larger, disputes are easily caused, and the device for detecting the number of arrow target loops more accurately has great practical value.
The Chinese patent application with the application number of CN201420240344.5 discloses an electronic induction type arrow target set, an ID chip is arranged in an arrow, an ID card reader is arranged in the arrow target and combined with a microprocessor to achieve the purpose of judging the position of a middle target, but the device can work only by supplying power through an external power supply; the Chinese patent application with the application number of CN201710371011.4 discloses an automatic arrow recognition arrow insertion arrow target landing point coordinate position instant target system, and the position detection of an arrow is completed through an electromagnetic wave ranging device, so that the device still needs to emit electromagnetic waves to be put into use under the condition of supplying power by an external power supply, and the device needs manual calibration before use, so that errors are easy to generate.
Disclosure of Invention
Aiming at the defects of the prior art, the invention arranges a single-electrode mode friction nano generator (TENG) in an arrow target according to friction electrification and electrostatic induction principles, and the invention achieves the aim of accurately measuring the number of middle target rings by collecting the kinetic energy and impact energy of an ejected arrow and converting the kinetic energy and the impact energy into electric signals for output and combining with the design of an annular array structure of an electrification layer, processes and analyzes the electric signals generated by the friction nano generator through a singlechip, and finally displays the middle target condition and the number of middle target rings in a display screen.
The invention solves the technical problems that: the arrow target ring number detection device based on friction electricity generation can collect kinetic energy and impact energy of an ejected arrow and convert the kinetic energy and impact energy into electric signals for output, and meanwhile, the detection of the target ring number in the arrow can be realized, and the arrow target ring number detection device is mainly used for solving the problems that the current arrow target ring number reading is inaccurate and the device depends on a dry battery or an external power supply for power supply.
The invention provides a friction electricity generation-based arrow target ring number detection device which is characterized by comprising ring number stickers, fiber sleeves, straw mats, shape memory alloy, elastic gaskets, a first electrification layer, a second electrification layer, an acrylic plate array, an acrylic support plate, a rectifier bridge, an energy storage device, a singlechip and a display screen; the ring number sticker is positioned on the surface of the fiber sleeve on the outer layer of the arrow target, further, the fiber sleeve comprises a straw cushion, shape memory alloy which is equal to the cross section area of the straw cushion and is tightly attached to the straw cushion, a first electrification layer which is tightly attached to the shape memory alloy, a second electrification layer which is oppositely arranged with the first electrification layer and is positioned on the surface of the annular acrylic plate array, the annular acrylic plate array is distributed according to different distances from the target center position, and the closer the distance is, the higher the ring number is; the elastic gasket is positioned between the shape memory alloy and the acrylic supporting plate and is elastically connected with the shape memory alloy and the acrylic supporting plate; wherein the shape memory alloy, the first electrification layer, the elastic gasket, the second electrification layer and the annular acrylic plate array form a single-electrode friction nano generator; the rectifier bridge is connected with the second electrification layer of the friction nano generator, and is electrically connected with the energy storage device and the single chip microcomputer, and the display screen is electrically connected with the single chip microcomputer.
When the bow shoots an arrow target, kinetic energy and impact energy carried by the bow enable the shape memory alloy to be deformed instantaneously, a first electrification layer attached to the surface of the shape memory alloy is contacted and separated with a second electrification layer, and according to friction electrification and electrostatic induction principles, the friction nano generator generates electric signals for output due to large difference of electronegativity of materials of the first electrification layer and the second electrification layer, and the electric signals are rectified by a rectifier bridge to charge an energy storage device; meanwhile, the second electrification layer is positioned on the surface of the annular acrylic plate array, the annular acrylic plate array is distributed according to the distance from the target center, the electric signals generated by the friction nano generator are processed and analyzed by the single chip microcomputer to obtain the position of the bow shooting target, and finally the number of loops is displayed on the display screen, so that the purpose of detecting the number of loops of the bow shooting target is achieved.
The rechargeable lithium battery is arranged in the energy storage device, so that the rechargeable lithium battery can receive electric energy generated by the friction nano generator on one hand, and can provide electric energy for signal processing of the singlechip and display ring number of the display screen on the other hand;
preferably, the straw mat is formed by pressing straw through pressurizing equipment, and the thickness of the straw mat is moderate and is in the range of 5mm-10 mm.
Preferably, the second electrification layer is made of super-elastomer film materials and comprises 3 layers, wherein the upper layer and the lower layer are made of silica gel, the middle layer is a mixture of carbon black, carbon nano tube and silica gel according to the mass ratio of 1:4:100, the mixture is used as a conductive layer in the friction nano generator, and the thickness of each layer is 50 mu m-1mm;
preferably, the annular acrylic plate arrays are distributed according to a matrix pattern according to the distance from the bulls-eye, the annular acrylic plate arrays are attached to the surface of the acrylic support plate, and the super-elastomer film is attached to the surface of the annular acrylic plate arrays.
Preferably, the first electrification layer is made of a material with lower electronegativity, such as nitrile rubber, PTFE and the like, and the thickness of the first electrification layer is 50 mu m-1mm.
Preferably, the elastic gasket is made of soft and elastic materials, such as rubber and the like, the thickness of the elastic gasket is in the range of 500 mu m-1mm,
preferably, the fiber sleeve is made of commercial textile fiber materials, the thickness of the fiber sleeve is in the range of 500 mu m-1mm, and other components except the ring number sticker are all positioned in the fiber sleeve.
According to the friction electricity generation-based arrow target ring number detection device, kinetic energy and impact energy carried by an ejected arrow are collected and converted into electric energy according to friction electricity generation and electrostatic induction principles, and the ring number of the arrow target is obtained through signal processing analysis by a singlechip according to a matrix positioning principle, so that the problems of inaccurate manual reading and easiness in disputes in an arrow game are solved, and meanwhile, energy generated by the arrow can be recovered, so that the device has great practical value.
Drawings
FIG. 1 is a front view of a friction-based target ring number detection device according to the present invention;
FIG. 2 is a side cross-sectional view of a triboelectrically-based arrow target ring number detection device of the present invention;
FIG. 3 is an enlarged view of a part of the target ring number detection device based on frictional electrification in the present invention;
FIG. 4 is a circuit diagram of the inside of the target number detection device based on frictional electrification.
In the figure: 1. support 2, annular number sticker 3, fiber cover 4, straw mat 5, shape memory alloy 6, first electrification layer 7, elastic gasket 8, second electrification layer 9, annular acrylic plate array 10, acrylic support plate 11 and display screen
Detailed Description
The invention provides a novel arrow target ring number detection method, wherein a single-electrode friction nano generator is arranged in an arrow target according to friction electrification and electrostatic induction principles, kinetic energy and impact energy carried by an ejected arrow are converted into electric signals to be output, and the ring number of the arrow target is detected through processing and analyzing the electric signals generated by the friction nano generator by a singlechip according to a matrix positioning principle.
In order to facilitate understanding of the technical solution of the present invention, a specific implementation method of the present invention will be described in detail below with reference to the accompanying drawings.
Referring to fig. 1, the arrow target ring number detection device based on friction electricity generation of the invention comprises a bracket 1, a ring number sticker 2, a fiber sleeve 3 and a display screen 11, further, as shown in fig. 2, the fiber sleeve 3 also comprises a straw mat 4, a shape memory alloy 5 positioned on the right side of the straw mat 4 and jointed with the straw mat 4, a first power-on layer 6 tightly jointed with the shape memory alloy 5, an elastic gasket 7 for connecting the shape memory alloy 5 and an acrylic support plate 10, an annular acrylic plate array 9 attached on the inner side (left side) of the acrylic support plate 10 and a second power-on layer 8 tightly jointed with the annular acrylic plate array 9; wherein, the shape memory alloy 5, the first electrification layer 6, the elastic gasket 7, the second electrification layer 8 and the annular acrylic plate array 9 form a single-electrode friction nano generator; according to the arrow target ring number detection device based on friction electricity generation, when an arrow is shot on an arrow target, kinetic energy and impact energy carried by the arrow can puncture the fiber cover 3 and the straw mat 4 and enable the shape memory alloy 5 to be deformed at one instant, so that the elastic gasket 7 is extruded, and the first electrification layer 6 attached to the right side of the shape memory alloy 5 and the second electrification layer 8 attached to the annular acrylic plate array 9 complete the contact-separation action; because of the large difference of electronegativity of the first electrification layer 6 and the second electrification layer 8, according to the friction electrification and electrostatic induction principles, the friction nano generator can generate electric signal output, the electric signal is charged by the rectifying circuit to charge the energy storage device, and meanwhile, the rectified electric signal is sent to the singlechip, according to the matrix positioning principle, the singlechip processes and analyzes the electric signal, so that the arrow target position in a bow can be accurately obtained, and the detection of the number of arrow target rings is realized, as shown in fig. 3.
In summary, according to the friction electricity generation-based arrow target ring number detection device, according to friction electricity generation and electrostatic induction principles, kinetic energy and impact energy carried by an ejected arrow are converted into electric energy, and then the electric energy is charged to an energy storage device through rectification of rectification current to realize energy recovery, meanwhile, an annular array is arranged inside an arrow target, and an electric signal generated by a rectified friction nano generator is processed and analyzed by a singlechip to obtain the position of the arrow hit target, so that the arrow target ring number detection is realized, the problems of inaccurate manual reading and easiness in disputes in an arrow game are solved, and meanwhile, the energy generated by the arrow can be recovered, so that the arrow target ring number detection device has great practical value.
Claims (7)
1. The arrow target ring number detection device based on the friction electricity generation of the super-elastomer material is characterized by comprising ring number stickers, fiber sleeves, straw mats, shape memory alloy, elastic gaskets, a first electrification layer, a second electrification layer, an annular acrylic plate array, an acrylic supporting plate, a rectifier bridge, an energy storage device, a singlechip and a display screen; the ring number sticker is positioned on the surface of the fiber sleeve on the outer layer of the arrow target, the fiber sleeve comprises a straw cushion, a shape memory alloy which is equal to the cross section area of the straw cushion and is tightly attached to the straw cushion, a first electrification layer which is tightly attached to the shape memory alloy, a second electrification layer which is positioned opposite to the first electrification layer and is positioned on the surface of the annular acrylic plate array, the annular acrylic plate array is distributed according to different distances from the target center position, and the closer the distance is, the higher the ring number is; the elastic gasket is positioned between the shape memory alloy and the acrylic supporting plate and is elastically connected with the shape memory alloy and the acrylic supporting plate; wherein the shape memory alloy, the first electrification layer, the elastic gasket, the second electrification layer and the annular acrylic plate array form a single-electrode friction nano generator; the rectifier bridge is connected with the second electrification layer of the friction nano generator, and is electrically connected with the energy storage device and the single chip microcomputer, and the display screen is electrically connected with the single chip microcomputer;
the second electrification layer is made of super-elastomer film materials and comprises 3 layers, wherein an upper layer and a lower layer are made of silica gel, a middle layer is a mixture of carbon black, carbon nano tube and silica gel according to the mass ratio of 1:4:100, the mixture is used as a conductive layer in a friction nano generator, and the thickness of each layer is 50 mu m-1mm;
the first electrification layer is made of nitrile rubber or PTFE material, and the thickness of the first electrification layer is 50 mu m-1mm.
2. The device for detecting the number of target rings based on friction electricity generation of the super-elastomer material according to claim 1, wherein a rechargeable lithium battery is arranged in the energy storage device, and the device can receive electric energy generated by the friction nano-generator on one hand; on the other hand, can provide the electric energy for the signal processing of singlechip and display screen demonstration ring number.
3. The device for detecting the number of target rings based on friction electricity generation of a super-elastomer material according to claim 1, wherein the straw mat is formed by pressing straw through a pressurizing device, and the thickness of the straw mat is in the range of 5mm-10 mm.
4. The device for detecting the number of target rings based on friction electricity generation of a super-elastomer material according to claim 1, wherein the annular acrylic plate array is attached to the surface of an acrylic support plate, and the super-elastomer film is attached to the surface of the annular acrylic plate array.
5. The device for detecting the number of target rings based on friction electrification of a super-elastomer material according to claim 1, wherein the elastic spacer is made of a soft rubber material with good elasticity, and the thickness of the elastic spacer is in the range of 500 μm-1mm.
6. The device for detecting the number of target rings based on friction electrification of a super-elastomer material according to claim 1, wherein the thickness of the fiber sleeve is in the range of 500 μm-1mm, and other components except the ring number sticker are all positioned inside the fiber sleeve.
7. The device for detecting the number of arrow targets based on friction electricity generation of the super-elastomer material according to claim 1, wherein when an arrow shoots an arrow target, kinetic energy carried by the arrow and impact of the arrow cause the shape memory alloy to be deformed instantaneously, a first electrification layer attached to the surface of the shape memory alloy completes contact separation with a second electrification layer, and according to friction electrification and electrostatic induction principles, the friction nano-generator generates electric signal output due to the large difference of electronegativity of the materials of the first electrification layer and the second electrification layer, and the electric signal is rectified by a rectifier bridge to realize charging of an energy storage device; meanwhile, the second electrification layer is positioned on the surface of the annular acrylic plate array, the electric signals generated by the friction nano generator are processed and analyzed by the single chip microcomputer to obtain the position of the bow shooting target, and finally the number of loops is displayed on the display screen, so that the purpose of detecting the number of loops of the bow shooting target is achieved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010563489.9A CN111998731B (en) | 2020-06-19 | 2020-06-19 | Rocket target ring number detection device based on friction electrification of super-elastomer material |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010563489.9A CN111998731B (en) | 2020-06-19 | 2020-06-19 | Rocket target ring number detection device based on friction electrification of super-elastomer material |
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| Publication Number | Publication Date |
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| CN111998731A CN111998731A (en) | 2020-11-27 |
| CN111998731B true CN111998731B (en) | 2023-08-18 |
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| CN202010563489.9A Active CN111998731B (en) | 2020-06-19 | 2020-06-19 | Rocket target ring number detection device based on friction electrification of super-elastomer material |
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| WO2017152630A1 (en) * | 2016-03-09 | 2017-09-14 | 纳智源科技（唐山）有限责任公司 | Energy storage device for friction-based power generator |
| CN107769607A (en) * | 2016-08-23 | 2018-03-06 | 三星电子株式会社 | Rub electric generator |
| CN108880241A (en) * | 2017-05-12 | 2018-11-23 | 北京纳米能源与***研究所 | Power management module, management method and the energy resource system of friction nanometer power generator |
| CN210346489U (en) * | 2019-08-23 | 2020-04-17 | 临沂旺川榻榻米有限公司 | Environment-friendly archery target |
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2020
- 2020-06-19 CN CN202010563489.9A patent/CN111998731B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104242723A (en) * | 2013-06-13 | 2014-12-24 | 国家纳米科学中心 | Single-electrode friction nanogenerator and generating method and self-driven tracking device |
| CN106655438A (en) * | 2015-10-16 | 2017-05-10 | 北京纳米能源与***研究所 | Self-charging cloth and method for power generation by use of the self-charging cloth |
| WO2017152630A1 (en) * | 2016-03-09 | 2017-09-14 | 纳智源科技（唐山）有限责任公司 | Energy storage device for friction-based power generator |
| CN107769607A (en) * | 2016-08-23 | 2018-03-06 | 三星电子株式会社 | Rub electric generator |
| CN107062995A (en) * | 2017-04-13 | 2017-08-18 | 华中科技大学 | A kind of targets for arrow device of automatic calculating archery number of rings |
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