CN203747694U - Piezoelectric generating piece and piezoelectric ceramic combination type power generation device - Google Patents
Piezoelectric generating piece and piezoelectric ceramic combination type power generation device Download PDFInfo
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- CN203747694U CN203747694U CN201420027709.6U CN201420027709U CN203747694U CN 203747694 U CN203747694 U CN 203747694U CN 201420027709 U CN201420027709 U CN 201420027709U CN 203747694 U CN203747694 U CN 203747694U
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Abstract
The utility model discloses a piezoelectric generating piece and piezoelectric ceramic combination type power generation device, which is characterized in that a combination type independent power generation module is formed by clamping a plurality of piezoelectric ceramic pieces between a Z-shaped piezoelectric generating piece and a rectangular piezoelectric generating piece and then being connected to a lithium ion battery, thereby being equivalent to generating power by three groups of power generation devices connected in series. When the generating pieces with high sensitivity and the piezoelectric ceramic are subjected to mechanical stresses such as pressure and the like, relative displacement is caused at the center of positive and negative charges inside and polarization occurs, bound charges which are opposite in sign appear at the two end surfaces of a material, namely, a piezoelectric effect, thereby generating electric energy. Subsequently, the electric energy is stored in the lithium ion battery. The lithium ion battery is connected with a compensation type electric power voltage stabilizer so as to carry out treatments such as compensation, amplification and the like on voltage, and finally, the electric energy is provided for an electrical appliance to use.
Description
Technical field
The utility model relates to power field, is specially a kind of piezo-electric generating sheet and piezoelectric ceramic combined generating set.
Technical background
In recent decades, the research that utilizes piezoelectric that the mechanical energy in environment is converted to electric energy more and more comes into one's own, domestic and international many scientists have proved that to the experimental study of piezoelectric piezoelectric has purposes widely, the research and discovery of piezoelectric characteristic and generating capacity has also been obtained to substantial achievement, and these are all that solid foundation has been laid in the practical application that realizes piezoelectric material to generate electricity.At present, progressively go deep in many countries such as the U.S., Japan, Holland, Israel, Spain about piezoelectric ceramic generating and the research of energy storage technology, and obtained certain achievement.
For making full use of pressure electricity-generating resource abundant in daily life, alleviate country's generating, power supply pressure, more existing Chinese scholars and manufacturer are studied piezo-electric device, it is 201020278870.2 that the patent of having applied at home mainly contains application number, 2011020541474.9,201220632851.4,201320148820.6 patent.More than apply for a patent the related device such as " based on piezoelectric ceramic Blast Furnace Top Gas Recovery Turbine Unit (TRT) ", " piezoelectric ceramic Blast Furnace Top Gas Recovery Turbine Unit (TRT) " and substantially all adopt rocking bar, connecting rod, shift fork, crank, the pure mechanical connection design of the equipment such as hinge, directly utilize the function of compression generating complicated piezoelectric ceramic, and this kind of not high pure mechanical connection of stability make the installation, maintenance of device become difficulty.Wherein, having a class is compression column with fixed on force rod, depression bar is across above multiple piezoelectric ceramics blocks, and this design has ignored that depression bar directly contacts with ceramic block and the relative sliding that causes very easily causes wearing and tearing, has reduced useful life.In addition, some devices have also been introduced ball and spring, and the extra conversion process point of the friction of other mechanical parts such as ball and elastic potential energy of the spring has consumed originally faint energy, has reduced efficiency, makes piezoelectric ceramic generating " unable to make ends meet ".In addition, application number is that 201320148820.6 patent " piezoelectric ceramic Blast Furnace Top Gas Recovery Turbine Unit (TRT) " has adopted driving wheel, trip rod, the combination of rotating shaft, clash into the concussion producing and may cause certain influence to the stability of device, the problems such as long-time use can make each junction of device produce become flexible, not fit, greatly reduce reliability and the durability of device, and the application of rotating shaft complicated equally piezoelectric ceramic directly utilize the principle of pressure.
Utility model content
In order to overcome short and generating efficiency in conventional piezoelectric pottery Blast Furnace Top Gas Recovery Turbine Unit (TRT) former device frictional dissipation, useful life that adopts pure mechanical rod member compound action the to cause problem such as not high, the utility model provides a kind of piezo-electric generating sheet and piezoelectric ceramic combined generating set more.This device is not only simple in structure, has eliminated unnecessary loss, and the Independent Power Generation modular form that two kinds of electricity generation material combine makes installation, adjusting etc. become convenience and high-efficiency.
The technical solution adopted in the utility model is: the utility model comprises generator unit, elastic resin shell and compensation type electric power voltage-stabilizer, described generator unit comprises several composite type Independent Power Generation modules, described composite type Independent Power Generation module comprises zigzag piezo-electric generating sheet, rectangle piezo-electric generating sheet, piezoelectric ceramic piece, elastic wire and lithium-ions battery, zigzag piezo-electric generating sheet comprises positive pole aluminium foil layer and negative pole, rectangle piezo-electric generating sheet comprises positive pole and negative pole, on rectangle piezo-electric generating sheet with through hole, in the middle of zigzag piezo-electric generating sheet and rectangle piezo-electric generating sheet, fold up one group of piezoelectric ceramic piece, elastic wire one end connects the positive electrode of zigzag piezo-electric generating sheet, the other end is connected with the positive electrode of lithium-ions battery through through hole, the negative electrode of lithium-ions battery is connected with the negative pole of rectangle piezo-electric generating sheet, form a composite type Independent Power Generation module with this, between the positive pole aluminium foil layer of the zigzag piezo-electric generating sheet of each composite type Independent Power Generation module, take embedding and be connected, the lithium-ions battery of each composite type Independent Power Generation module is connected by wire, forms thus generator unit, elastic resin shell is equipped with in generator unit outside, generator unit is connected with compensation type electric power voltage-stabilizer by wire, and compensation type electric power voltage-stabilizer is connected with electrical appliance to electrical appliance output electric energy again.
In the time that elastic resin case surface is under pressure, cause and there is the piezo-electric generating sheet of hypersensitivity and the inner positive and negative charge center relative displacement of piezoelectric ceramic and polarize, the bound charge that causes material two end surfaces to occur that symbol is contrary is piezoelectric effect, thereby produces electric energy and be stored in lithium-ions battery.Lithium-ions battery is connected with compensation type electric power voltage-stabilizer again, to voltage compensate, the processing such as amplification, the electrical appliance of finally satisfactory electric energy being supplied with nearby uses, and reaches the object of generating power supply.
The special zigzag shape of zigzag piezo-electric generating sheet in the utility model, makes that each Independent Power Generation module top is can be dexterously seamless take embedding and connect, and installs wire used and all have elasticity, has improved practicality; Lithium-ions battery doubles as base, and after generating very first time store electrical energy, avoided unnecessary loss; Piezo-electric generating sheet and piezoelectric ceramic piece Independent Power Generation module in series, has improved generating efficiency and integrated level, makes device be more convenient for installing, regulate and change, and module size self design according to actual needs; The plastic deformation of metal piezo-electric generating sheet can be mated the pressure-bearing surface that is applied to multiple put down/curved surface shaped.
Aspect concrete practical application, this device is except locating discotheque of can be applicable to similar Rotterdam, NED utilization dancing pressure electricity-generating etc., under the flap that also can be applicable to lay on road, rolled and the electric energy that produces can be by the use such as street lamp and traffic lights nearby by pedestrian and vehicle.In addition, under the huge square of flow of the people, bus station, railway station, subway station, Deng Chu ground, airport, ladder, this Blast Furnace Top Gas Recovery Turbine Unit (TRT) all can be installed, consider huge flow of the people, generating effect can be more remarkable.Meanwhile, consider that road and other ground area coverages are huge, can take compartment to install or choose the mode that install emphasis position, next cost-saving with this, maximize and obtain beneficial effect.In addition, if by the compact in size of this device, modularized design due to what adopt, therefore this device can be installed on physical fitness equipment, utilizing people to pinch in when motion the pressure that pressure produces generates electricity, or develop into wearable Blast Furnace Top Gas Recovery Turbine Unit (TRT), and be for example placed in sole etc. and locate, in the time of walking, motion, meet to demands such as miniaturized electronics chargings.
The beneficial effects of the utility model are:
1, can effectively utilize compression resource abundant in life, save to a certain extent the energy.
2, two kinds of electricity generation material have been combined, directly utilize pressure electricity-generating, utilize the device of mechanical parts switching energy compared to tradition, principle, structure are all more simple, and the frictional dissipation producing due to relative sliding can not occur, therefore useful life and generating efficiency are improved to a certain extent.
3, adopt modularized design, improved independence and the integrated level of device, make install and use more convenient.Meanwhile, the feature that adapts to multiple shape (flat/song) has also improved the practicality of this device.
4, device material therefor environmental protection, it is durable that the application of elastic wire and resin protecting sheathing also makes device more stablize.
Brief description of the drawings
Fig. 1 is structure chart of the present utility model;
Fig. 2 is the structure chart of composite type Independent Power Generation module of the present utility model;
Fig. 3 takes embedding structure chart between zigzag piezo-electric generating sheet in the utility model;
In figure: 1, zigzag piezo-electric generating sheet; 2, rectangle piezo-electric generating sheet; 3, piezoelectric ceramic piece; 4, elastic wire; 5, lithium-ions battery; 6, positive pole aluminium foil layer; 7, through hole; 8, wire; 9, elastic resin shell; 10, compensation type electric power voltage-stabilizer.
Embodiment
With reference to accompanying drawing, the utility model is made to following specific description.As shown in Figure 1, the utility model comprises generator unit, elastic resin shell 9 and compensation type electric power voltage-stabilizer 10, described generator unit comprises several composite type Independent Power Generation modules, as shown in Figure 2, described composite type Independent Power Generation module comprises zigzag piezo-electric generating sheet 1, rectangle piezo-electric generating sheet 2, piezoelectric ceramic piece 3, elastic wire 4 and lithium-ions battery 5, zigzag piezo-electric generating sheet 1 comprises positive pole aluminium foil layer 6 and negative pole, rectangle piezo-electric generating sheet 2 comprises positive pole and negative pole, on rectangle piezo-electric generating sheet 2 with through hole 7, in the middle of zigzag piezo-electric generating sheet 1 and rectangle piezo-electric generating sheet 2, fold up one group of piezoelectric ceramic piece 3, elastic wire 4 one end connect the positive electrode of zigzag piezo-electric generating sheet 1, the other end is connected with the positive electrode of lithium-ions battery 5 through through hole 7, the negative electrode of lithium-ions battery 5 is connected with the negative pole of rectangle piezo-electric generating sheet 2, form a composite type Independent Power Generation module with this, between the positive pole aluminium foil layer 6 of the zigzag piezo-electric generating sheet 1 of each composite type Independent Power Generation module, take embedding and be connected (as shown in Figure 3), the lithium-ions battery 5 of each composite type Independent Power Generation module is connected by wire 8, forms thus generator unit, elastic resin shell 9 is equipped with in generator unit outside, generator unit is connected with compensation type electric power voltage-stabilizer 10 by wire 8, and compensation type electric power voltage-stabilizer 10 is connected with electrical appliance to electrical appliance output electric energy again.
Claims (1)
1. piezo-electric generating sheet and a piezoelectric ceramic combined generating set, is characterized in that: comprise generator unit, elastic resin shell (9) and compensation type electric power voltage-stabilizer (10), described generator unit comprises several composite type Independent Power Generation modules, described composite type Independent Power Generation module comprises zigzag piezo-electric generating sheet (1), rectangle piezo-electric generating sheet (2), piezoelectric ceramic piece (3), elastic wire (4) and lithium-ions battery (5), zigzag piezo-electric generating sheet (1) comprises positive pole aluminium foil layer (6) and negative pole, rectangle piezo-electric generating sheet (2) comprises positive pole and negative pole, rectangle piezo-electric generating sheet (2) is upper with through hole (7), zigzag piezo-electric generating sheet (1) and the middle one group of piezoelectric ceramic piece (3) that folds up of rectangle piezo-electric generating sheet (2), elastic wire (4) one end connects the positive electrode of zigzag piezo-electric generating sheet (1), the other end is connected with the positive electrode of lithium-ions battery (5) through through hole (7), the negative electrode of lithium-ions battery (5) is connected with the negative pole of rectangle piezo-electric generating sheet (2), form a composite type Independent Power Generation module with this, between the positive pole aluminium foil layer (6) of the zigzag piezo-electric generating sheet (1) of each composite type Independent Power Generation module, take embedding and be connected, the lithium-ions battery (5) of each composite type Independent Power Generation module is connected by wire (8), forms thus generator unit, elastic resin shell (9) is equipped with in generator unit outside, generator unit is connected with compensation type electric power voltage-stabilizer (10) by wire (8), and compensation type electric power voltage-stabilizer (10) is connected with electrical appliance to electrical appliance output electric energy again.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420027709.6U CN203747694U (en) | 2014-01-17 | 2014-01-17 | Piezoelectric generating piece and piezoelectric ceramic combination type power generation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420027709.6U CN203747694U (en) | 2014-01-17 | 2014-01-17 | Piezoelectric generating piece and piezoelectric ceramic combination type power generation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203747694U true CN203747694U (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420027709.6U Expired - Fee Related CN203747694U (en) | 2014-01-17 | 2014-01-17 | Piezoelectric generating piece and piezoelectric ceramic combination type power generation device |
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| CN (1) | CN203747694U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353024A (en) * | 2015-01-15 | 2017-01-25 | 南京林业大学 | Mechanical seal face friction torque measuring device based on piezoelectric effect and wireless data transmission |
| CN110112955A (en) * | 2019-05-31 | 2019-08-09 | 苏州市职业大学 | A kind of chain type piezoelectric ceramics road self-generating device |
-
2014
- 2014-01-17 CN CN201420027709.6U patent/CN203747694U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106353024A (en) * | 2015-01-15 | 2017-01-25 | 南京林业大学 | Mechanical seal face friction torque measuring device based on piezoelectric effect and wireless data transmission |
| CN106353024B (en) * | 2015-01-15 | 2019-05-07 | 南京林业大学 | Mechanical seal face friction torque measuring device based on piezoelectric effect power supply |
| CN110112955A (en) * | 2019-05-31 | 2019-08-09 | 苏州市职业大学 | A kind of chain type piezoelectric ceramics road self-generating device |
| CN110112955B (en) * | 2019-05-31 | 2024-02-09 | 苏州市职业大学 | Chain type piezoelectric ceramic road self-generating device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20160117 |
|
| EXPY | Termination of patent right or utility model |