CN210246629U - Multilayer piezoelectric power generation device for collecting trample energy of passerby - Google Patents
Multilayer piezoelectric power generation device for collecting trample energy of passerby Download PDFInfo
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- CN210246629U CN210246629U CN201920674202.2U CN201920674202U CN210246629U CN 210246629 U CN210246629 U CN 210246629U CN 201920674202 U CN201920674202 U CN 201920674202U CN 210246629 U CN210246629 U CN 210246629U
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Abstract
The utility model provides a collect multilayer piezoelectric power generation device that energy was trampled to passerby, includes impingement plate, upper cover plate, a set of curb plate A, a set of curb plate B, a set of curb plate C, a set of curb plate D and bottom plate, curb plate A, curb plate B, curb plate C, curb plate D are the face-to-face symmetrical arrangement, the impingement plate comprises a square board, cylindricality, two square sheet steel and a round platform, is equipped with the spring between step and the bottom plate, curb plate B and curb plate D top surface all are equipped with the piezoelectric vibrator, curb plate B and curb plate D bottom surface all are equipped with rectangle sheet steel, the piezoelectric vibrator comprises piezoelectric ceramic piece and sheet steel, and piezoelectric ceramic piece and sheet steel are fixed to bond together, and the people can produce the impact force to the road surface when walking on the road surface, and the device can convert this impact force into the electric energy, for power supplies.
Description
Technical Field
The utility model belongs to the technical field of the energy, especially, relate to a collect passerby and trample multilayer piezoelectric power generation device of energy.
Background
The piezoelectric effect can convert mechanical energy into electric energy, strain and stress are generated inside the piezoelectric material under the action of external force of the environment, and the strain energy is converted into electric field energy due to the piezoelectric effect of the piezoelectric material, so that energy output is realized.
When people walk on the ground, because human gravity effect, the foot can produce an impact effort to ground, especially in some areas that the stream of people is denser, and this effort is very frequent, and this patent designs a multilayer piezoelectric power generation device that can imbed the pavement and can collect passerby's impact energy who marks time and produce, and this is the green energy of can regenerating.
Disclosure of Invention
The technical problem to be solved is as follows: the utility model discloses a collect passerby and trample multilayer piezoelectric power generation device of energy overcomes the extravagant scheduling technical problem of energy among the prior art.
The technical scheme is as follows: a multi-layer piezoelectric power generation device for collecting trampling energy of passerby comprises an impact plate, an upper cover plate, a group of side plates A, a group of side plates B, a group of side plates C, a group of side plates D and a bottom plate, wherein the side plates A, the side plates B, the side plates C and the side plates D are symmetrically arranged in a face-to-face mode, the impact plate comprises a square plate, a cylindrical body, two square thin steel plates and a round platform, the square plate, the cylindrical body, the two square thin steel plates and the round platform are fixedly connected in a welding mode, a spring is arranged between the round platform and the bottom plate, the upper cover plate and the side plates A are fixedly connected through screws, the side plates A and the side plates B are fixedly connected through screws, the side plates C and the side plates D are fixedly connected through screws, the top surfaces of the side plates B and the side plates D are respectively provided with a piezoelectric vibrator, the bottom, the piezoelectric vibrators are located right above the rectangular thin steel sheets, each layer of piezoelectric vibrators comprises four piezoelectric vibrators and four rectangular thin steel sheets, each piezoelectric vibrator is composed of a piezoelectric ceramic piece and a thin steel sheet, and the piezoelectric ceramic pieces and the thin steel sheets are fixedly bonded together.
As a preferred technical scheme of the application: the shock plate is characterized in that a gap of 1-2mm is reserved between the shock plate and the upper cover plate, so that the shock plate can move in the upper cover plate, the upper cover plate is provided with a limit step, the shock plate is 20-30mm higher than the upper cover plate, the motion distance of the shock plate is 25-35mm, the shock plate moves downwards, and the shock plate stops when touching the limit step on the upper cover plate due to the fact that the upper cover plate is provided with the limit step, and the shock plate moves downwards.
As a preferred technical scheme of the application: the distance between the piezoelectric vibrator and the rectangular thin steel sheet is smaller than the movement distance of the impact plate (1), and the distance between the piezoelectric vibrator and the rectangular thin steel sheet is 15-20 mm.
As a preferred technical scheme of the application: the two square thin steel sheets on the impact plate are respectively positioned above the piezoelectric vibrators, the distance between the square thin steel sheets and the piezoelectric vibrators is 15-20mm and is equal to the height of the side plate B, the required overlapping length between the piezoelectric vibrators and the square thin steel sheets is 0.5-1.5mm, therefore, when the impact plate moves, the two square thin steel sheets touch the piezoelectric vibrators, the piezoelectric vibrators can generate bending deformation, when the piezoelectric vibrators bend and deform, the piezoelectric ceramic sheets can generate potential difference on the upper surface and the lower surface, electric energy generated by vibration of the piezoelectric ceramic sheets is unstable alternating current, leads are respectively led out from the upper surface and the lower surface of the piezoelectric ceramic sheets and are connected with diode rectifier bridges, and the electric energy rectified by the diode rectifier bridges can be used for loads.
As a preferred technical scheme of the application: the number of the side plates A is 6, the number of the side plates B is 4, the number of the side plates C is 6, and the number of the side plates D is 4.
Has the advantages that:
compared with the prior art, the multilayer piezoelectric power generation device for collecting trampling energy of passerby and the use method thereof adopt the technical scheme, and have the following technical effects:
1. when people walk on the road surface, footsteps can generate impact force on the road surface, and the device can convert the impact force into electric energy to supply power for street lamps, traffic signal lamps and the like on the road surface.
2. The device has the characteristics of green, pollution-free and renewable generation.
3. The device can be arranged in a multilayer structure, and the collected electric energy is further improved.
4. The square thin steel sheet arranged in the device increases the vibration of the piezoelectric ceramic piece, and can improve the collected electric energy.
Drawings
Fig. 1 is a schematic structural view of a multilayer piezoelectric power generation device for collecting trampling energy of passerby.
Fig. 2 is a schematic diagram of the position relationship between the impact plate and the upper cover plate of the multi-layer piezoelectric power generation device for collecting trampling energy of passerby.
Fig. 3 is a schematic view of the internal structure of the multilayer piezoelectric power generation device for collecting trampling energy of passerby.
Fig. 4 is a schematic structural diagram of an impact plate of the multi-layer piezoelectric power generation device for collecting trampling energy of passerby.
Fig. 5 is a schematic structural view of a positional relationship between a piezoelectric vibrator and a square thin steel sheet of a multilayer piezoelectric power generation device for collecting trampling energy of passerby.
Fig. 6 is a schematic structural view of a piezoelectric vibrator of a multilayer piezoelectric power generating apparatus for collecting trampling energy of a passerby.
Description of reference numerals: 1. the piezoelectric vibration generator comprises an impact plate 2, an upper cover plate 3, side plates A and 4, side plates B and 5, side plates C and 6, side plates D and 7, a bottom plate 8, a piezoelectric vibrator 9, a rectangular thin steel sheet 10, a spring 11, a piezoelectric ceramic sheet 12, a thin steel sheet 13, a columnar body 14, a square thin steel sheet 15 and a circular truncated cone.
Detailed Description
The following examples are presented to enable one of ordinary skill in the art to more fully understand the present invention, but are not intended to limit the invention in any manner.
The present invention will be further explained with reference to the drawings and examples.
Example 1:
as shown in fig. 1, the multi-layer piezoelectric power generation device for collecting trampling energy of passerby comprises an impact plate 1, an upper cover plate 2, a group of side plates A3, a group of side plates B4, a group of side plates C5, a group of side plates D6 and a bottom plate 7, wherein the side plates A3, B4, C5 and D6 are symmetrically arranged in a face-to-face manner, the impact plate 1 comprises a square plate, a cylindrical body 13, two square thin steel sheets 14 and a circular table 15, the square plate, the cylindrical body 13, the two square thin steel sheets 14 and the circular table 15 are fixedly connected in a welding manner, a spring 10 is arranged between the circular table 15 and the bottom plate 7, the upper cover plate 2 and the side plates A3 are fixedly connected through screws, the side plates A3 and B4 are fixedly connected through screws, the side plates C5 and D6 are fixedly connected through screws, through screw fixed connection between curb plate A3 and the curb plate C5, curb plate B4 and curb plate D6 top surface all are equipped with piezoelectric vibrator 8, and curb plate B4 and curb plate D6 bottom surface all are equipped with rectangle sheet steel 9, piezoelectric vibrator 8 is located rectangle sheet steel 9 directly over, and every layer has included four piezoelectric vibrator 8 and four rectangle sheet steel 9 altogether, and piezoelectric vibrator 8 comprises piezoceramics piece 11 and sheet steel 12, and piezoceramics piece 11 and sheet steel 12 are fixed to be bonded together.
As shown in fig. 2, a gap of 1-2mm is left between the impact plate 1 and the upper cover plate 2, so that the impact plate 1 can move in the upper cover plate 2, the upper cover plate 2 is provided with a limit step, the impact plate 1 is 20-30mm higher than the upper cover plate 2, the movement distance of the impact plate is 25-35mm, the impact plate 1 moves downwards, and the impact plate 1 stops when encountering the limit step on the upper cover plate 2 due to the limit step on the upper cover plate 2.
As shown in fig. 3, the distance between the piezoelectric vibrator 8 and the rectangular thin steel sheet 9 is smaller than the movement distance of the impact plate 1, the distance between the piezoelectric vibrator 8 and the rectangular thin steel sheet 9 is 15-20mm, as shown in fig. 4 and 5, the two square thin steel sheets 14 on the impact plate 1 are respectively positioned above the piezoelectric vibrator 8, the distance between the square thin steel sheets 14 and the piezoelectric vibrator 8 is 15-20mm and equal to the height of the side plate B, and the required overlapping length between the piezoelectric vibrator 8 and the square thin steel sheets 14 is 0.5-1.5mm, so that when the impact plate 1 moves, the two square thin steel sheets 14 touch the piezoelectric vibrator 8, the piezoelectric vibrator 8 can generate bending deformation, when the piezoelectric vibrator 8 bends and deforms, the piezoelectric ceramic plate 11 can generate potential difference on the upper and lower surfaces, and the electric energy generated by the piezoelectric ceramic plate 11 is unstable alternating current, the lead wires are respectively led out from the upper surface and the lower surface of the piezoelectric ceramic piece 11 and connected with the diode rectifier bridge, and the electric energy rectified by the diode rectifier bridge can be used for a load.
As shown in fig. 5, the piezoelectric vibrator 8 is located right above the rectangular thin steel sheet 9, each layer of the piezoelectric vibrator 8 comprises four piezoelectric vibrators 8 and four rectangular thin steel sheets 9, as shown in fig. 6, the piezoelectric vibrator 8 is composed of a piezoelectric ceramic piece 11 and a thin steel sheet 12, the piezoelectric ceramic piece 11 and the thin steel sheet 12 are fixedly bonded together, and when the piezoelectric vibrator 8 is bent and deformed, the piezoelectric ceramic piece 11 generates a potential difference on the upper surface and the lower surface, so that power can be supplied to a load.
The number of the side plates A3 is 6, the number of the side plates B4 is 4, the number of the side plates C5 is 6, and the number of the side plates D6 is 4.
The use method of the multilayer piezoelectric power generation device for collecting trampling energy of passerby comprises the following steps:
the first step is as follows: the impact plate is buried in public places with dense pedestrians, such as entrances of supermarkets, railway stations, subways and shopping malls, and only the square plate of the impact plate 1 is kept on the ground;
the second step is that: when a pedestrian steps on the square plate of the impact plate 1, a 1-2mm gap is formed between the impact plate 1 and the upper cover plate 2, the impact plate 1 moves downwards and stops when touching the limit step on the upper cover plate 2 due to the limit step arranged on the upper cover plate 2, the two square thin steel plates 14 on the impact plate 1 also move downwards along with the downward movement of the impact plate 1, and the square thin steel plates 14 push the piezoelectric vibrator 8 to move downwards;
the third step: the spring 10 positioned below the circular truncated cone 15 of the impact plate 1 is in a compressed state, and the piezoelectric vibrator 8 pushes the rectangular thin steel sheet 9 to move downwards;
the fourth step: when the pedestrian leaves, the spring 10 below the circular truncated cone of the impact plate 1 is recovered to push the impact plate 1 to return, and at the moment, the rectangular thin steel sheet 9 can generate a rebound acting force for the piezoelectric vibrator 8, so that the piezoelectric vibrator 8 continues to bend and vibrate, and the collected electric quantity is increased.
The device is buried in a public place with dense pedestrians, and more than or equal to 1 device is arranged to improve the generating capacity.
The above is only the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all utilize the equivalent structure or equivalent function transformation that the specification and the attached drawings do, or directly or indirectly use in other related technical fields, all including in the same way the patent protection scope of the present invention.
Claims (5)
1. The utility model provides a multilayer piezoelectric power generation device that energy was trampled to collection passerby which characterized in that: comprises an impact plate (1), an upper cover plate (2), a group of side plates A (3), a group of side plates B (4), a group of side plates C (5), a group of side plates D (6) and a bottom plate (7), wherein the side plates A (3), B (4), C (5) and D (6) are symmetrically arranged face to face, the impact plate (1) is composed of a square plate, a cylindrical body (13), two square thin steel plates (14) and a round table (15), the square plate, the cylindrical body (13), the two square thin steel plates (14) and the round table (15) are fixedly connected in a welding mode, a spring (10) is arranged between the round table (15) and the bottom plate (7), the upper cover plate (2) and the side plates A (3) are fixedly connected through screws, the side plates A (3) and B (4) are fixedly connected through screws, through screw fixed connection between curb plate C (5) and curb plate D (6), through screw fixed connection between curb plate A (3) and curb plate C (5), curb plate B (4) and curb plate D (6) top surface all are equipped with piezoelectric vibrator (8), and curb plate B (4) and curb plate D (6) bottom surface all are equipped with rectangle thin steel sheet (9), directly over piezoelectric vibrator (8) are located rectangle thin steel sheet (9), and every layer has included four piezoelectric vibrator (8) and four rectangle thin steel sheet (9) altogether, and piezoelectric vibrator (8) comprise piezoelectric ceramic piece (11) and thin steel sheet (12), and piezoelectric ceramic piece (11) and thin steel sheet (12) are fixed to be in the same place.
2. The multilayer piezoelectric power generating apparatus for collecting trampling energy of passerby according to claim 1, wherein: leave 1-2 mm's clearance between strikeing board (1) and upper cover plate (2) for strikeing board (1) can be in upper cover plate (2) internal motion, be equipped with spacing step on upper cover plate (2), strikeing board (1) is 20-30mm higher than upper cover plate (2), and strikeing board movement distance is 25-35mm, and strikeing board (1) downstream because be equipped with spacing step on upper cover plate (2), strikeing board (1) downstream just can stop when touchhing the spacing step on upper cover plate (2).
3. The multilayer piezoelectric power generating apparatus for collecting trampling energy of passerby according to claim 1, wherein: the distance between the piezoelectric vibrator (8) and the rectangular thin steel sheet (9) is smaller than the movement distance of the impact plate (1), and the distance between the piezoelectric vibrator (8) and the rectangular thin steel sheet (9) is 15-20 mm.
4. The multilayer piezoelectric power generating apparatus for collecting trampling energy of passerby according to claim 1, wherein: the two square thin steel sheets (14) on the impact plate (1) are respectively positioned above the piezoelectric vibrators (8), the distance between the square thin steel sheets (14) and the piezoelectric vibrators (8) is 15-20mm and is equal to the height of the side plate B, the required overlapping length between the piezoelectric vibrators (8) and the square thin steel sheets (14) is 0.5-1.5mm, thus, when the impact plate (1) moves, the two square thin steel sheets (14) can touch the piezoelectric vibrator (8), the piezoelectric vibrator (8) can generate bending deformation, when the piezoelectric vibrator (8) is bent and deformed, the piezoelectric ceramic piece (11) generates potential difference on the upper surface and the lower surface, the electric energy generated by the vibration of the piezoelectric ceramic piece (11) is unstable alternating current, and leads are respectively led out from the upper surface and the lower surface of the piezoelectric ceramic piece (11) and connected with a diode rectifier bridge, and the electric energy rectified by the diode rectifier bridge can be used for a load.
5. The multilayer piezoelectric power generating apparatus for collecting trampling energy of passerby according to claim 1, wherein: the number of the side plates A (3) is 6, the number of the side plates B (4) is 4, the number of the side plates C (5) is 6, and the number of the side plates D (6) is 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201920674202.2U CN210246629U (en) | 2019-05-13 | 2019-05-13 | Multilayer piezoelectric power generation device for collecting trample energy of passerby |
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| CN201920674202.2U CN210246629U (en) | 2019-05-13 | 2019-05-13 | Multilayer piezoelectric power generation device for collecting trample energy of passerby |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165934A (en) * | 2019-05-13 | 2019-08-23 | 苏州市职业大学 | A kind of multi-layer piezoelectric power generator and its application method collected passerby and trample energy |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165934A (en) * | 2019-05-13 | 2019-08-23 | 苏州市职业大学 | A kind of multi-layer piezoelectric power generator and its application method collected passerby and trample energy |
| CN110165934B (en) * | 2019-05-13 | 2024-05-14 | 苏州市职业大学 | Multilayer piezoelectric power generation device for collecting trampling energy of passers-by and use method thereof |
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