CN114886292A - But energy storage concatenation green ground mat based on piezoceramics electricity generation - Google Patents

But energy storage concatenation green ground mat based on piezoceramics electricity generation Download PDF

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Publication number
CN114886292A
CN114886292A CN202210486094.2A CN202210486094A CN114886292A CN 114886292 A CN114886292 A CN 114886292A CN 202210486094 A CN202210486094 A CN 202210486094A CN 114886292 A CN114886292 A CN 114886292A
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China
Prior art keywords
floor mat
environment
spliced
energy storage
layer
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CN202210486094.2A
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Chinese (zh)
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CN114886292B (en
Inventor
陈海宁
徐一博
江时昕
陈健
朱纯
江正仙
朱云
胡宸恺
杨俊杰
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Jiangnan University
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Jiangnan University
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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G27/00—Floor fabrics; Fastenings therefor
    • A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
    • A47G27/0293—Mat modules for interlocking engagement
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47G—HOUSEHOLD OR TABLE EQUIPMENT
    • A47G27/00—Floor fabrics; Fastenings therefor
    • A47G27/02—Carpets; Stair runners; Bedside rugs; Foot mats
    • A47G27/0243—Features of decorative rugs or carpets
    • A47G27/025—Modular rugs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S9/00—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply
    • F21S9/02—Lighting devices with a built-in power supply; Systems employing lighting devices with a built-in power supply the power supply being a battery or accumulator
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F21V33/0004—Personal or domestic articles
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N2/00—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction
    • H02N2/18—Electric machines in general using piezoelectric effect, electrostriction or magnetostriction producing electrical output from mechanical input, e.g. generators
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
    • H05B47/10—Controlling the light source
    • H05B47/105—Controlling the light source in response to determined parameters
    • H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
    • Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Photovoltaic Devices (AREA)

Abstract

The invention discloses an energy-storing and splicing green and environment-friendly ground mat based on piezoelectric ceramic power generation, and belongs to the technical field of green and environment protection. Can splice environmental protection ground mat includes: the ground mat comprises a ground mat main body, a circuit module and splicing pieces distributed on the edge of the ground mat main body. According to the invention, through the design of the intelligent floor mat edge splicing piece and the small circuit module, the carpet splicing scheme is designed by utilizing the characteristic that the normally closed reed switch is disconnected when encountering a magnet, so that the carpet splicing scheme can be applied to small-scale laying of indoor decoration and the like, can also be flexibly applied to large-scale scenes such as road laying, in-pipeline laying and the like, and solves the problem of limited application scene scale of the intelligent floor mat. Through the characteristic that the resistance value of the positive brightness coefficient photosensitive resistor is in direct proportion to the external light intensity, whether the stored electric energy is consumed or not for the external equipment is selected by the ground mat according to the external light intensity, the energy waste is effectively avoided, and the green and environment-friendly effect is achieved.

Description

But energy storage concatenation green ground mat based on piezoceramics electricity generation
Technical Field
The invention relates to an energy-storing and splicing green and environment-friendly ground mat based on piezoelectric ceramic power generation, and belongs to the technical field of green and environment protection.
Background
The ground mat is mainly applied to various decorations (such as family indoor decoration), scenic spot paving, highways, large-scale water delivery pipes and other fluid pipelines, and along with the intelligent development of application scenes and the requirement of green environmental protection, the traditional ground mat also needs to be correspondingly improved to meet the requirements in the aspects of functions and environment.
For example, common carpets mainly comprise materials such as wool, propylene, nylon, chinlon, terylene, polypropylene and the like, wherein the wool belongs to natural fibers, the degradation needs 3 to 4 months and is expensive to counterfeit, and the rest materials are low in price but have extremely long degradation period, often reaching 20 to 30 years, and do not have the connotation of environmental protection. In order to achieve the purpose of environmental protection, people usually make efforts to optimize the material of the floor mat, such as making the floor mat by using chitosan fibers (zhangbao J. application of chitosan fibers to the floor mat of passenger cars [ J ] times cars, 2019(04): 163-. However, even if the purpose of green environmental protection is achieved by optimizing the material, the ground mat often only has ornamental value and does not have other functions, and the intelligent application scene cannot be met.
The existing multifunctional intelligent carpet such as a Japanese power generation carpet and a Dutch power generation carpet (Xiaoping, Xianchuan, Kinghuihua, Zhang ultra Van, Lazati. Heilimu Hazii. analysis research on the power generation carpet [ J ] value engineering, 2017,36(27):93-94.DOI:10.14018/j.cnki.cn13-1085/n.2017.27.040.) can generate and store power through a piezoelectric material by a designed integral carpet. However, the carpet is a designed whole carpet, does not have the function of free splicing, can only be suitable for indoor decoration, and cannot be applied to outdoor scenes (scenic spot paving, expressways, pipelines and the like); in addition, in this scheme, the circuit scale is large, the circuit elements are easily damaged during use, and a certain part of the circuit is damaged, i.e., cannot be reused, so that large-scale use is inconvenient.
Disclosure of Invention
In order to solve the problems that the existing intelligent ground mat cannot be spliced and laid on a large scale, the circuit scale is large and easy to damage, the invention provides a spliced environment-friendly ground mat based on piezoelectric ceramic power generation, which is characterized by comprising: the environment-friendly floor mat comprises a floor mat main body, circuit modules and splicing pieces distributed on the edge of the floor mat main body, wherein the environment-friendly floor mats capable of being spliced are spliced through the splicing pieces, and the circuit modules are respectively connected with the floor mat main body and the splicing pieces;
the floor mat main body includes: a surface elastic material layer, a piezoelectric ceramic layer and an insulating layer; the surface elastic material layers cover the upper surface and the lower surface of the environment-friendly floor mat capable of being spliced, and the piezoelectric ceramic layers are located between the surface elastic material layers; an insulating layer is arranged between the piezoelectric ceramic layers;
the splice comprises: the magnet and the lighting equipment connected with the normally closed reed pipe; when two floor mats are spliced, the magnet at the edge of the floor mat is matched with the normally closed reed pipe of the other floor mat, and the magnet controls the normally closed reed pipe to be opened and closed;
the circuit module includes: the photosensitive operational amplifier comprises a rectification energy storage module and a photosensitive operational amplifier module; the rectification energy storage module is used for converting alternating current generated by the piezoelectric ceramic layer into direct current and storing electric energy; and the photosensitive operational amplifier module is used for controlling whether a circuit between the rectification energy storage module and the lighting equipment of the splicing piece is conducted or not according to the illumination brightness.
Optionally, the floor mat main body further includes: hexagonal concatenation PLA sheet layer is located surface elastic material layer with between the piezoceramics layer.
Optionally, the rectification energy storage module includes a full-bridge rectification circuit module, a load resistor, a voltage amplification chip and an energy storage battery, which are connected in sequence;
the full-bridge rectifier circuit module is used for rectification, the load resistor is used for generating direct-current voltage, the voltage amplification chip is used for stabilizing voltage, and the energy storage battery is used for storing energy.
Optionally, the photosensitive operational amplifier module includes: positive luminance coefficient photoresistor and NPN triode; and the positive brightness coefficient photosensitive resistor controls whether the NPN triode is conducted or not according to the resistance value of the change of the illumination intensity, so that whether the lighting equipment is electrified or not is controlled.
Optionally, the circuit module is disposed inside the floor mat main body, and is insulated from the piezoelectric ceramic layer by the insulating layer.
Optionally, the lighting device is an LED strip.
Optionally, the shape of the environment-friendly ground mat capable of being spliced is rectangular, and the splicing pieces are arranged on four sides of the rectangle.
Optionally, the photosensitive operational amplifier circuit module and the rectification energy storage module are connected through a logic circuit.
Optionally, the voltage amplifying chip is an MP2307DN chip.
Optionally, the energy storage battery is a lithium polymer battery.
Optionally, the surface elastic material layer is made of a carpet material, and includes: chemical fiber material layer, pure wool material, blended fabric material, nylon material, real silk material, etc.
Optionally, the surface elastic material layer is a resilient floor.
Optionally, the photosensitive operational amplifier module does not use a single NPN triode to amplify the signal, and uses other amplification circuits such as a resistance-capacitance coupling amplification circuit to amplify the signal.
Optionally, the LED strip is replaced with other loads that can consume the electric energy stored in the lithium polymer battery, such as an electric control lamp, an acoustic control lamp, and the like.
The invention has the beneficial effects that:
1. compared with the integrally designed carpet in the prior art, the carpet splicing scheme is designed by the aid of the characteristics that the normally closed reed switch is disconnected when encountering a magnet through the design of the intelligent floor mat edge splicing piece and the small circuit module, the carpet splicing scheme can freely select the number of spliced carpets according to the scale of a laying scene, can be applied to small-scale laying of indoor decoration and the like, can also be flexibly applied to large-scale scenes such as road laying, pipeline laying and the like, and solves the problem that the scale of the application scene of the intelligent floor mat is limited.
2. The invention solves the problem that the common green environment-friendly ground mat can not generate electricity through the characteristics of piezoelectric effect of the piezoelectric ceramics; particularly, when the solar energy storage and utilization device is laid in an outdoor public scene, useless pressure generated by moving people and objects such as pedestrians and vehicles can be converted into electric energy to be stored and utilized, and the utilization of green energy is fully realized.
3. According to the invention, through the characteristic that the resistance value of the positive brightness coefficient photosensitive resistor is in direct proportion to the external light intensity, the on-off of the circuit between the energy storage battery and the lighting equipment can be realized according to the intensity of natural illumination, the problem that the current power-generating energy-storing carpet can only immediately use electric energy for lighting or always store electric energy and cannot select a working state is solved, whether the stored electric energy is consumed for external equipment or not is selected according to the external light intensity, and the waste of energy is effectively avoided.
4. According to the invention, the problem that common carpet materials such as nylon are not easy to degrade is solved by utilizing the degradable characteristics of materials such as the hexagonal spliced PLA board layer, and the effect of environmental protection is achieved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic diagram of an energy-storable and spliceable green carpet based on piezoelectric ceramic power generation according to an embodiment of the invention.
Fig. 2 is a simplified diagram of a layered structure of an energy-storable and spliceable green carpet based on piezoelectric ceramic power generation according to an embodiment of the present invention.
Fig. 3 is a circuit structure diagram of a circuit module layer according to an embodiment of the invention.
Fig. 4 is a structural diagram of a hexagonal spliced PLA sheet layer according to an embodiment of the present invention.
Fig. 5 is a structural view of a piezoelectric ceramic layer according to an embodiment of the present invention.
FIG. 6 is a schematic diagram of two energy-storing and spliceable green environment-friendly carpets based on piezoelectric ceramic power generation according to an embodiment of the invention before assembly.
Fig. 7 is an assembled schematic diagram of two energy-storable and spliceable green environment-friendly carpets based on piezoelectric ceramic power generation according to the embodiment of the invention.
In the figure: 1-carpet; 2-a layer of chemical fibre material; 3-splicing the PLA board layers in a hexagonal mode; 4-a piezoelectric ceramic layer; 5-a thin rubber layer; 6-piezoelectric ceramic layer; 7-a thin rubber layer; 8-circuit module layer; 9-splicing the PLA board layers in a hexagonal mode; 10-a layer of chemical fiber material; 11-a full bridge rectifier circuit module; 12-MP2307DN chip; 13-a lithium polymer battery; 14-a rectifying energy storage module; 15-positive luminance coefficient photo-resistor; a 16-NPN triode; 17-reed switch LED module; 18-a LED light strip; 19-normally closed reed pipe; 20-a glass window; 21-small magnet; 22-photosensitive operational amplifier module.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, embodiments of the present invention will be described in detail with reference to the accompanying drawings.
The basic theoretical knowledge about part of the technology related to the invention is as follows:
1. piezoelectric ceramics: piezoelectric ceramic is a ceramic material having a piezoelectric effect, i.e. the piezoelectric effect is that the material itself generates charge accumulation after receiving pressure applied from the outside, and macroscopically, the pressure is converted into electricity.
2. Full-bridge rectifier circuit: the full-bridge rectifier circuit is one kind of full-wave rectifier circuit, and has four identical rectifier diodes connected in bridge mode. The circuit converts alternating current into direct current by the guiding action of the diode.
3. MP2307DN chip: the MP2307DN chip is a single-chip synchronous voltage-reducing and voltage-stabilizing chip with voltage-stabilizing function, belonging to an integrated chip.
4. Positive luminance coefficient photo-resistor: the photoresistor is a resistance whose resistance value changes with the intensity of incident light, which is made by using the photoelectric effect of semiconductor. The resistance value of the positive brightness coefficient photoresistor is in direct proportion to the intensity of incident light, and the resistance is increased due to the intensity of the incident light; the incident light is weak and the resistance decreases.
5. NPN triode: the NPN triode is composed of 2N-type semiconductors and 1P-type semiconductor sandwiched between the N-type semiconductors. The NPN transistor has the effect of delivering a large current at the start-up voltage.
6. Normally closed reed pipe: the normally closed reed switch has the advantages that when the permanent magnet is close to the normally closed reed switch, the contact points of the reeds can induce magnetic poles with the same polarity, the magnetic poles repel each other due to the same polarity, and when the repelling magnetic force exceeds the attraction force of the reeds, the closed contact points can be separated.
The first embodiment is as follows:
this embodiment provides a can splice environmental protection ground mat based on piezoceramics electricity generation, can splice environmental protection ground mat includes: the environment-friendly floor mat comprises a floor mat main body, circuit modules and splicing pieces distributed on the edge of the floor mat main body, wherein the environment-friendly floor mats capable of being spliced are spliced through the splicing pieces, and the circuit modules are respectively connected with the floor mat main body and the splicing pieces;
the floor mat main body includes: a surface elastic material layer, a piezoelectric ceramic layer and an insulating layer; the surface elastic material layers cover the upper surface and the lower surface of the environment-friendly floor mat capable of being spliced, and the piezoelectric ceramic layers are located between the surface elastic material layers; an insulating layer is arranged between the piezoelectric ceramic layers;
the splice comprises: the magnet and the lighting equipment connected with the normally closed reed pipe; when two ground mats are spliced, the magnet at the edge of one ground mat is matched with the normally closed reed pipe of the other ground mat, and the magnet controls the normally closed reed pipe to be opened and closed;
the circuit module includes: the photosensitive operational amplifier comprises a rectification energy storage module and a photosensitive operational amplifier module; the rectification energy storage module is used for converting alternating current generated by the piezoelectric ceramic layer into direct current and storing electric energy; and the photosensitive operational amplifier module is used for controlling whether a circuit between the rectification energy storage module and the lighting equipment of the splicing piece is conducted or not according to the illumination brightness.
Example two:
the embodiment provides a can splice environmental protection carpet based on piezoceramics electricity generation, see fig. 2, can splice environmental protection carpet includes:
carpet 1, carpet 1 first layer are chemical fibre material layer 2, and the second floor is hexagon concatenation PLA sheet layer 3, and the third layer is piezoceramics layer 4, and the fourth layer is rubber thin layer 5, and the fifth layer is piezoceramics layer 6, and the sixth layer is rubber thin layer 7, and the seventh layer is circuit module layer 8, and the eighth layer is hexagon concatenation PLA sheet layer 9, and the ninth layer is chemical fibre material layer 10.
Wherein: the chemical fiber material layer 2 and the chemical fiber material layer 10 are used as surface layers to protect internal components; the hexagonal spliced PLA plate layer 3 and the hexagonal spliced PLA plate layer 9 are used for transmitting the pressure of pedestrians to the piezoelectric ceramic layer, meanwhile, the material PLA is selected as a degradable material to protect the environment, and the overall weight of the device can be greatly reduced through the hexagonal hollow splicing; the piezoelectric ceramic layers 4 and 6 are connected in parallel through leads to increase current and then are connected with the circuit module layer 8, and the current generated after deformation is transmitted to the circuit module layer 8; the rubber thin layers 5 and 7 are sandwiched as insulating layers between the piezoelectric ceramic layers 4 and 6 and between the piezoelectric ceramic layers 6 and the circuit module layer 8 to prevent short circuits.
The rectifying energy storage module 14 in the circuit module layer 8 comprises a full-bridge rectifying circuit module 11, an MP2307DN chip 12 and a lithium polymer battery 13, wherein: the full-bridge rectifier circuit module 11 is used for rectifying alternating currents generated after the piezoelectric ceramic layers 4 and 6 are deformed, the MP2307DN chip 12 is used for amplifying voltage to obtain a starting voltage capable of charging the lithium polymer battery 13, and the lithium polymer battery 13 is used for storing electric energy generated by the piezoelectric ceramic layers 4 and 6. The rectification energy storage module 14 is connected behind the piezoelectric ceramic layers 4 and 6.
The photosensitive operational amplifier module 22 in the circuit module layer 8 comprises a positive luminance coefficient photosensitive resistor 15 with the resistance value decreasing with the increase of the light intensity and an NPN triode 16 for enhancing the signal. The four photosensitive operational amplifier modules 22 are connected behind the rectifying energy storage module 14 in parallel.
The reed switch LED modules 17 in the circuit module layer 8 are formed by connecting LED lamp strips 18 and normally closed reed switches 19 in series, and four reed switch LED modules 17 are respectively connected in series behind four photosensitive operational amplifier modules 22 to form a group, and the total number is 4 (represented by multiplying 4 in fig. 3).
A photosensitive operational amplifier module 22 and a reed switch LED module 17 form a group and are positioned at one side of a square carpet 1, the photosensitive operational amplifier module 22 is positioned in a glass window 20, and a normally closed reed switch 19 in the LED load module 17 controlled by the normally closed reed switch 19 is positioned at the symmetrical position of a magnet 21 relative to the glass window 20.
The left sides of the LED lamp strips 18 on the periphery of the square carpet 1 are respectively connected with a small magnet 21 for controlling the opening and closing of the normally closed clarinet 19.
The working principle of the embodiment is as follows:
when the LED lamp strip is used, the square carpets 1 are spliced together, the normally closed reed pipes 19 in the reed pipe LED modules 17 controlled by the normally closed reed pipes 19 on the surfaces, which are attached to the two square carpets 1, are disconnected due to the fact that the small magnets 21 of the opposite sides are close to each other, and therefore the LED lamp strips 18 on the surfaces, which are attached to each other, are always open and lose functions, and light cannot be emitted at night.
During the daytime, the positive luminance coefficient photosensitive resistor 15 of the photosensitive operational amplifier module 22 in the glass window 20 is turned off due to the large light intensity, and all the LED strips 18 are cut off and do not emit light.
When a pedestrian tramples, the pressure passes through the hexagonal spliced PLA plate layer 3, the hexagonal spliced PLA plate layer 9 is converted into uneven pressure to act on the piezoelectric ceramic layer 4, the piezoelectric ceramic layer 6, the piezoelectric ceramic layer 4 connected in parallel, the piezoelectric ceramic layer 6 generates alternating current and leads to the rectification energy storage module 14 in the circuit module layer 8 through a lead, the alternating current becomes direct current under the action of the full-bridge rectification circuit 11, the direct current flows through a load to generate direct current voltage, the direct current voltage is amplified to be larger than the starting voltage of the lithium polymer battery 13 by the MP2307DM chip 12, the lithium polymer battery 13 starts to charge, and the electric energy cannot be consumed due to the open-circuit relation of the LED lamp strip 18.
When the light is discharged at night, the positive luminance coefficient light dependent resistor 15 of the light sensitive operational amplifier module 22 in the glass window becomes smaller in resistance value due to the action of small light intensity, so that the NPN triode 16 is conducted.
When a pedestrian tramples, pressure is converted into uneven pressure through the hexagonal spliced PLA board layer 3 and the hexagonal spliced PLA board layer 9 and acts on the piezoelectric ceramic layers 4 and 6, alternating current generated by the piezoelectric ceramic layers 4 and 6 in parallel is conducted to the rectification energy storage module 14 in the circuit module layer 8 through a lead, the alternating current is converted into direct current under the action of the full-bridge rectification circuit 11 and flows through a load to generate direct current voltage, the direct current voltage is amplified to be larger than the starting voltage of the lithium polymer battery 13 by the MP2307DM chip 12, the lithium polymer battery 13 starts to be charged, meanwhile, the lithium polymer battery 13 serves as a power supply to enable the NPN triode 16 to be conducted, and the normally-closed clarinet 19 is not influenced by the magnet 21 and is always in a conducting state, so that the LED lamp belt 18 emits light.
The design that quadrangle intelligence ground mat edge splicer and small-size circuit module are passed through to this embodiment, utilize normally closed tongue tube to meet the characteristic of magnet disconnection, design carpet concatenation scheme, compare in the carpet of the global design among the prior art, this embodiment can be according to the scale of laying the scene, the quantity of free choice concatenation carpet, not only can be applied to the small-scale of indoor decoration and so on and lay, also can be applied to road laying in a flexible way, lay etc. extensive scene in the pipeline, the limited problem of intelligence ground mat application scene scale has been solved.
The embodiment solves the problem that the common green environment-friendly floor mat cannot generate electricity through the characteristics of piezoelectric effect of piezoelectric ceramics; particularly, when the solar energy storage and utilization device is laid in an outdoor public scene, useless pressure generated by moving people and objects such as pedestrians and vehicles can be converted into electric energy to be stored and utilized, and the utilization of green energy is fully realized.
The embodiment can realize the on-off of the circuit between the lithium polymer battery and the LED lamp strip according to the intensity of natural illumination by the characteristic that the resistance value of the positive brightness coefficient photosensitive resistor is in direct proportion to the external light intensity, solves the problem that the current carpet capable of generating electricity and storing energy can only immediately use the electric energy for emitting light or always store the electric energy and can not select the working state, realizes whether the floor mat consumes the stored electric energy for the LED lamp strip according to the selection of the external light intensity, and effectively avoids the waste of energy.
The problem that common carpet materials such as nylon are difficult to degrade is solved to the degradable characteristic of hexagon concatenation PLA sheet layer to this embodiment, has reached green's effect.
In a word, the environmental protection carpet that can splice of this embodiment has not only selected degradable environmental protection material in the material, has also realized the conversion, the storage and the utilization of green energy, all accords with green's requirement in aspects such as material, energy, intellectuality, and what be more can lay on a large scale, and the flexibility is good, compares current intelligent carpet, and the carpet of this embodiment uses more extensively.
Some steps in the embodiments of the present invention may be implemented by software, and the corresponding software program may be stored in a readable storage medium, such as an optical disc or a hard disk.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (10)

1. The utility model provides a can splice environmental protection ground mat based on piezoceramics electricity generation which characterized in that, can splice environmental protection ground mat includes: the environment-friendly floor mat comprises a floor mat main body, circuit modules and splicing pieces distributed on the edge of the floor mat main body, wherein the environment-friendly floor mats capable of being spliced are spliced through the splicing pieces, and the circuit modules are respectively connected with the floor mat main body and the splicing pieces;
the floor mat main body includes: a surface elastic material layer, a piezoelectric ceramic layer and an insulating layer; the surface elastic material layers cover the upper surface and the lower surface of the environment-friendly floor mat capable of being spliced, and the piezoelectric ceramic layers are located between the surface elastic material layers; an insulating layer is arranged between the piezoelectric ceramic layers;
the splice comprises: the magnet and the lighting equipment connected with the normally closed reed pipe; when two floor mats are spliced, the magnet at the edge of the floor mat is matched with the normally closed reed pipe of the other floor mat, and the magnet controls the normally closed reed pipe to be opened and closed;
the circuit module includes: the photosensitive operational amplifier comprises a rectification energy storage module and a photosensitive operational amplifier module; the rectification energy storage module is used for converting alternating current generated by the piezoelectric ceramic layer into direct current and storing electric energy; and the photosensitive operational amplifier module is used for controlling whether a circuit between the rectification energy storage module and the lighting equipment of the splicing piece is conducted or not according to the illumination brightness.
2. The environment-friendly floor mat capable of being spliced according to claim 1, wherein the floor mat main body further comprises: and the hexagonal spliced PLA board layer is positioned between the surface elastic material layer and the piezoelectric ceramic layer.
3. The environment-friendly floor mat capable of being spliced according to claim 1, wherein the rectification energy storage module comprises a full-bridge rectification circuit module, a load resistor, a voltage amplification chip and an energy storage battery which are connected in sequence;
the full-bridge rectifier circuit module is used for rectification, the load resistor is used for generating direct-current voltage, the voltage amplification chip is used for stabilizing voltage, and the energy storage battery is used for storing energy.
4. The environment-friendly floor mat capable of being spliced as claimed in claim 1, wherein the photosensitive operational amplifier module comprises: positive luminance coefficient photoresistor and NPN triode; and the positive brightness coefficient photosensitive resistor controls whether the NPN triode is conducted or not according to the resistance value of the change of the illumination intensity, so that whether the lighting equipment is electrified or not is controlled.
5. An environment-friendly floor mat capable of being spliced as claimed in claim 1, wherein the circuit module is arranged inside the floor mat main body and is insulated from the piezoelectric ceramic layer by the insulating layer.
6. The environment-friendly floor mat of claim 1, wherein the lighting device is an LED strip.
7. The environment-friendly floor mat capable of being spliced according to claim 1, wherein the environment-friendly floor mat capable of being spliced is rectangular, and the splicing pieces are arranged on four sides of the rectangle.
8. The environment-friendly floor mat capable of being spliced according to claim 1, wherein the photosensitive operational amplifier circuit module and the rectification energy storage module are connected through a logic circuit.
9. The environment-friendly floor mat capable of being spliced as claimed in claim 3, wherein the voltage amplification chip is an MP2307DN chip.
10. The environment-friendly floor mat capable of being spliced as claimed in claim 3, wherein the energy storage battery is a lithium polymer battery.
CN202210486094.2A 2022-05-06 2022-05-06 Energy-storage spliced green floor mat based on piezoelectric ceramic power generation Active CN114886292B (en)

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200941362Y (en) * 2006-09-08 2007-08-29 周柔刚 Normally closed dry reed magnetic controlled switch
CN205716602U (en) * 2016-06-06 2016-11-23 厦门多彩光电子科技有限公司 A kind of LED bookmark lamp
CN206995051U (en) * 2017-02-24 2018-02-13 青岛健力橡塑制品有限公司 A kind of Anti-slip ground cushion
CN212066424U (en) * 2020-03-12 2020-12-04 东北大学秦皇岛分校 Novel green power generation energy storage carpet

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN200941362Y (en) * 2006-09-08 2007-08-29 周柔刚 Normally closed dry reed magnetic controlled switch
CN205716602U (en) * 2016-06-06 2016-11-23 厦门多彩光电子科技有限公司 A kind of LED bookmark lamp
CN206995051U (en) * 2017-02-24 2018-02-13 青岛健力橡塑制品有限公司 A kind of Anti-slip ground cushion
CN212066424U (en) * 2020-03-12 2020-12-04 东北大学秦皇岛分校 Novel green power generation energy storage carpet

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