CN206790193U - A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery - Google Patents
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery Download PDFInfo
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- CN206790193U CN206790193U CN201720696190.4U CN201720696190U CN206790193U CN 206790193 U CN206790193 U CN 206790193U CN 201720696190 U CN201720696190 U CN 201720696190U CN 206790193 U CN206790193 U CN 206790193U
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Abstract
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery is the utility model is related to, including：Battery case, piezoelectric cantilever, water conservancy diversion box, impeller and permanent magnet.Wherein：The battery case constitutes piezo-electric generating unit with piezoelectric cantilever；Water conservancy diversion box, impeller and the permanent magnet constitute vibration generating unit；The piezo-electric generating unit connects into Self-generating cell with vibration generating unit.When air-flow or liquid stream are by water conservancy diversion box, meeting impeller rotation, vane edge is disposed with permanent magnet, under magnetic force of permanent magnet effect, is arranged in the piezoelectric cantilever below in battery case and swings, so as to which mechanical energy is converted into electric energy.When the device is arranged in electromechanical equipment hydraulic pipeline, wireless sensor network node or the micro-electromechanical device by airflow function, health monitoring of equipment or self-powered demand can be met, have the advantages that it is simple in construction, be easily integrated, generating efficiency it is reliable.
Description
Technical field
The utility model belongs to field of piezoelectric generation, and in particular to a kind of magnetic coupling Flow vibration type piezoelectric self electricity electricity
Pond.
Background technology
In recent years, as micro-electromechanical device (MEMS) is in wireless sensor network node, military weapon, Aero-Space, doctor
The application in the fields such as treatment, micro-electromechanical device powerup issue cause people's extensive concern.Battery life be present and have in traditional chemical battery
Limit, be not easy to integrate, environmental suitability difference and having the problems such as pollution, traditional circuit, which is directly powered, can not be applied to specific occasion
Micro-electromechanical device.Therefore, Self Powered Device is more and more concerned, using solar power generation, Electromagnetic generation, thermo-electric generation, shakes
The equipment such as dynamic generating, wind-power electricity generation emerge in an endless stream, but it cuts both ways.Wherein piezo-electric generating unit is promoted to send out using Flow vibration
The self-power supply device of electricity is due to strong and turn into popular research direction the advantages that service life is long beneficial to integrated, environmental suitability.So
And it is existing using fluid motion promote piezo-electric generating unit vibrate piezoelectric energy trapping device by liquid turns be mechanical structure rotation,
Being acted directly on again with rotating member on piezoelectric cantilever, such a mode piezoelectric cantilever is larger to the resistance of rotating member, when
Fluid dynamic energy can not work when smaller, and piezoelectric cantilever working band is narrower, and generating efficiency is relatively low.
The content of the invention
In order to solve the complicated piezoelectric self electric installation drive mechanism using fluid dynamic energy existing at present, power section and hair
Electric part can not separate, rotating member is by resistance larger the problems such as causing generating efficiency relatively low, it is proposed that a kind of magnetic coupling stream causes
Vibration piezoelectric Self-generating cell.The magnetic coupling Flow vibration type piezoelectric self electricity battery by battery case, piezoelectric cantilever, lead
Box, impeller and permanent magnet composition are flowed, wherein battery case constitutes piezo-electric generating unit with piezoelectric cantilever, connects permanent
The impeller of magnet is arranged on composition vibration generating unit on water conservancy diversion box, when vibration generating unit is connected on piezo-electric generating unit
End, when fluid passes through water conservancy diversion box, impeller rotates, now piezoelectric cantilever permanent magnet on rotary blade in battery case
Vibrated with the magnetic mass magneticaction of piezoelectric cantilever end, the electric energy that piezoelectric patches is sent on piezoelectric cantilever passes through
Fairing and storage capacitor guide to micro-electromechanical device by energy storage, then by wire, can meet that micro-electromechanical device is confessed
Electric demand.The device vibrates generating unit and piezo-electric generating unit is not relatively independent on an annular seal space, structure, by magnetic
Power transmission campaign, have the advantages that it is simple in construction, be easily integrated, generating efficiency it is higher.
To achieve these goals, the utility model uses following technical scheme：
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery of the utility model, including：Battery case (1), three pressures
Electric cantilever beam (2), water conservancy diversion box (3), it is characterised in that also including impeller (4) and permanent magnet (5), wherein：The battery case
(1) it is a rectangle housing, uniform three rectangle deep gouges (11) inside shell bottom；The piezoelectric cantilever (2) is by Rectangular Elastic base
Plate (21), piezoelectric patches (22) and magnetic mass (23) composition, piezoelectric patches (22) are pasted onto following table on Rectangular Elastic substrate (21)
Face, magnetic mass (23) are pasted onto Rectangular Elastic substrate (21) end upper and lower surface；The piezoelectric cantilever (2) does not glue magnetic
Mass (23) that one end is arranged in the rectangle deep gouge (11) inside battery case (1) shell bottom；The battery case (1) and three
Individual piezoelectric cantilever (2) constitutes piezo-electric generating unit；The water conservancy diversion box (3) is a cube housing for not having left and right shell, front and rear
Shell inner surface center one circular deep gouge (31) of arrangement；The impeller (4) is made up of 4 blades of array on an axle and axle；Institute
State the outer fringe surface that permanent magnet (5) is connected to impeller (4) blade；The axle of impeller (4) two for connecting permanent magnet (5)
Splaying coordinates the composition vibration generating unit in the circular deep gouge (31) of water conservancy diversion box (3) front and rear casing；The piezo-electric generating
Unit top surface is connected with vibration generating unit bottom surface.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Rectangular paddle, rectangular paddle end are connected with the rectangle housing of no above and below.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Scroll-type blade.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Fan type blade.
During work, the magnetic coupling Flow vibration type piezoelectric self electricity battery arrangement is in fluid line, wireless sensor network
When node or the micro-electromechanical device by airflow function, when fluid passes through water conservancy diversion box, the impeller installed on water conservancy diversion box moves in fluid
Rotated under power, now the piezoelectric cantilever of installation permanent magnet and piezoelectric cantilever end on rotary blade in battery case
Vibrated under the magnetic mass magneticaction of end, the electric energy that piezoelectric patches is sent on piezoelectric cantilever passes through fairing and energy storage
Electric capacity guides to micro-electromechanical device by energy storage, then by wire, can meet micro-electromechanical device self-powered demand.The device shakes
Dynamic generating unit is not relatively independent on an annular seal space, structure with piezo-electric generating unit, by magnetive attraction transmission campaign, has
It is simple in construction, be easily integrated, the advantages that generating efficiency is higher.
Brief description of the drawings
Fig. 1 is a kind of magnetic coupling Flow vibration type piezoelectric self electricity battery installation relation schematic diagram of the present utility model.
Fig. 2 is that a kind of magnetic coupling Flow vibration type piezoelectric self electricity battery vibration generating unit right side of the present utility model regards
Figure.
Fig. 3 is a kind of magnetic coupling Flow vibration type piezoelectric self electricity battery piezo-electric generating unit section view of the present utility model
Figure.
Fig. 4 is a kind of four kinds of structures of magnetic coupling Flow vibration type piezoelectric self electricity battery rotary impeller of the present utility model
Form isometric view.
Embodiment
Reference picture 1, Fig. 2 and Fig. 3, a kind of magnetic coupling Flow vibration type piezoelectric self electricity battery of the utility model include：Electricity
Pond shell (1), three piezoelectric cantilevers (2), water conservancy diversion box (3), it is characterised in that also including impeller (4) and permanent magnet (5), its
In：The battery case (1) is a rectangle housing, uniform three rectangle deep gouges (11) inside shell bottom；The piezoelectric cantilever
(2) it is made up of Rectangular Elastic substrate (21), piezoelectric patches (22) and magnetic mass (23), piezoelectric patches (22) is pasted onto Rectangular Elastic
Substrate (21) upper and lower surface, magnetic mass (23) are pasted onto Rectangular Elastic substrate (21) end upper and lower surface；The piezoelectricity hangs
Not viscous magnetic mass (23) that one end of arm beam (2) is arranged in the rectangle deep gouge (11) inside battery case (1) shell bottom；It is described
Battery case (1) constitutes piezo-electric generating unit with three piezoelectric cantilevers (2)；The water conservancy diversion box (3) is that one do not have left and right shell
Cube housing, front and rear casing inner surface center arrangement one circular deep gouge (31)；The impeller (4) is by array on an axle and axle
4 blade compositions；The permanent magnet (5) is connected to the outer fringe surface of impeller (4) blade；It is described to connect permanent magnet
(5) it is single that impeller (4) two axial ends gap coordinates the middle composition vibration of circular deep gouge (31) installed in water conservancy diversion box (3) front and rear casing to occur
Member；The piezo-electric generating unit top surface is connected with vibration generating unit bottom surface.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Rectangular paddle, rectangular paddle end are connected with the rectangle housing of no above and below.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Scroll-type blade.
A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, it is characterised in that：Impeller (4) blade can be
Fan type blade.
During work, the magnetic coupling Flow vibration type piezoelectric self electricity battery arrangement is in fluid line, wireless sensor network
When node or the micro-electromechanical device by airflow function, when fluid passes through water conservancy diversion box, the impeller installed on water conservancy diversion box moves in fluid
Rotated under power, now the piezoelectric cantilever of installation permanent magnet and piezoelectric cantilever end on rotary blade in battery case
Vibrated under the magnetic mass magneticaction of end, the electric energy that piezoelectric patches is sent on piezoelectric cantilever passes through fairing and energy storage
Electric capacity guides to micro-electromechanical device by energy storage, then by wire, can meet micro-electromechanical device self-powered demand.The device shakes
Dynamic generating unit is not relatively independent on an annular seal space, structure with piezo-electric generating unit, by magnetive attraction transmission campaign, has
It is simple in construction, be easily integrated, the advantages that generating efficiency is higher.
Claims (4)
1. a kind of magnetic coupling Flow vibration type piezoelectric self electricity battery, including：Battery case (1), three piezoelectric cantilevers (2),
Water conservancy diversion box (3), it is characterised in that also including impeller (4) and permanent magnet (5), wherein：The battery case (1) is a rectangle
Housing, the uniform three rectangle deep gouges (11) in shell bottom inside；The piezoelectric cantilever (2) is by Rectangular Elastic substrate (21), piezoelectric patches
(22) and magnetic mass (23) composition, piezoelectric patches (22) are pasted onto Rectangular Elastic substrate (21) upper and lower surface, magnetic mass
(23) it is pasted onto Rectangular Elastic substrate (21) end upper and lower surface；The viscous magnetic mass (23) of the piezoelectric cantilever (2) that
One end is arranged in the rectangle deep gouge (11) inside battery case (1) shell bottom；The battery case (1) and three piezoelectric cantilevers
(2) piezo-electric generating unit is constituted；The water conservancy diversion box (3) is a cube housing for not having left and right shell, and front and rear casing inner surface is hit exactly
Arrange a circular deep gouge (31)；The impeller (4) is made up of 4 blades of array on an axle and axle；The permanent magnet (5)
It is connected to the outer fringe surface of impeller (4) blade；Described impeller (4) two axial ends gap for connecting permanent magnet (5) coordinates peace
The composition vibration generating unit in the circular deep gouge (31) of water conservancy diversion box (3) front and rear casing；The piezo-electric generating unit top surface is with shaking
Dynamic generating unit bottom surface connection.
A kind of 2. magnetic coupling Flow vibration type piezoelectric self electricity battery according to claim 1, it is characterised in that：The impeller
(4) blade can be rectangular paddle, and rectangular paddle end is connected with the rectangle housing of no above and below.
A kind of 3. magnetic coupling Flow vibration type piezoelectric self electricity battery according to claim 1, it is characterised in that：The impeller
(4) blade can be Scroll-type blade.
A kind of 4. magnetic coupling Flow vibration type piezoelectric self electricity battery according to claim 1, it is characterised in that：The impeller
(4) blade can be fan type blade.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696190.4U CN206790193U (en) | 2017-06-15 | 2017-06-15 | A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720696190.4U CN206790193U (en) | 2017-06-15 | 2017-06-15 | A kind of magnetic coupling Flow vibration type piezoelectric self electricity battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091789A (en) * | 2018-06-26 | 2018-12-28 | 河南中消物联科技有限公司 | A kind of fire hydrant systems and its flow monitoring method |
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2017
- 2017-06-15 CN CN201720696190.4U patent/CN206790193U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109091789A (en) * | 2018-06-26 | 2018-12-28 | 河南中消物联科技有限公司 | A kind of fire hydrant systems and its flow monitoring method |
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