CN105156289A - Shock-absorption power generation device for urban subway train with resonance energy storage piezoelectric deformation - Google Patents
Shock-absorption power generation device for urban subway train with resonance energy storage piezoelectric deformation Download PDFInfo
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- CN105156289A CN105156289A CN201510557668.0A CN201510557668A CN105156289A CN 105156289 A CN105156289 A CN 105156289A CN 201510557668 A CN201510557668 A CN 201510557668A CN 105156289 A CN105156289 A CN 105156289A
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- energy storage
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- shock
- resonance energy
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03G—SPRING, WEIGHT, INERTIA OR LIKE MOTORS; MECHANICAL-POWER PRODUCING DEVICES OR MECHANISMS, NOT OTHERWISE PROVIDED FOR OR USING ENERGY SOURCES NOT OTHERWISE PROVIDED FOR
- F03G7/00—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for
- F03G7/08—Mechanical-power-producing mechanisms, not otherwise provided for or using energy sources not otherwise provided for recovering energy derived from swinging, rolling, pitching or like movements, e.g. from the vibrations of a machine
Abstract
The invention discloses a shock-absorption power generation device for an urban subway train with resonance energy storage piezoelectric deformation. According to the shock-absorption device, each two-stage shock-absorption mechanism of the subway train is composed of a primary shock-absorption spring and an auxiliary shock-absorption spring, and each self-power generation system of the subway train is composed of a stroke conversion mechanism and a spring resonance piezoelectric mechanism, thus saving energy and reducing subway operation costs.
Description
Technical field:
The present invention relates to a kind of subway train damping generation technology, particularly a kind of resonance energy storage piezoelectricity deformation city underground train shock-absorbing generation device, vibrations kinetic energy in city underground train operation is converted to electric energy by resonance energy storage data-collection by this device, for city underground train carriage intraoral illumination provides electric energy, city underground train operation cost can be reduced, energy-conserving and environment-protective.
Background technique:
City underground is Infrastructure important in urban transportation, is the necessary basis that social economy normally runs, and is the important means alleviated traffic congestion, meet socio-economic development and resident trip demand.
Along with the fast development of national economy and the growing of Urban Residential Trip demand, each big city all accelerates the development speed of public transport.But because subway freight volume is large, its power consumption total amount is very huge, and electric power is the main energy that subway consumes, and subway power supply, usually from urban distribution network, realizes conversion and transmission by electric power supply system for subway.Electric energy two-part that its electric power energy consumption is mainly divided into train operation traction electric energy and carlighting equipment to consume.
Under the overall background that current China builds a conservation-minded society, Rail Transit System as energy-saving in He Jianshe has become an important subject in Rail Transit System planning and designing and implementation management.Also be the direction of industry development and the target of pursuit.
Because city underground runs in underground, the lighting installation in compartment needs 24 hours uninterruptable power supply (UPSies, if unnecessary kinetic energy is converted to electric energy in subway train being run, for the lighting installation in compartment provides electric energy, a large amount of electric energy is saved by for country, i.e. energy-conserving and environment-protective, can reduce city underground operation cost again.
Summary of the invention:
In order to energy saving and reduction city underground run power consumption and operation cost, build energy-saving Rail Transit System, the present invention is directed to the deficiency that the existing cushion technique of city underground train exists, existing cushion technique is improved, propose a kind of resonance energy storage piezoelectricity deformation city underground train shock-absorbing generation device, namely it can realize the operating shock-absorbing function of subway train, again can by the vibrations kinetic transformation in train operation for electric energy provides electric energy for railway car throws light on.
The technical solution adopted for the present invention to solve the technical problems is: installed multiple resonance energy storage secondary shock-absorbing mechanism on the top of a rectangular box, each resonance energy storage secondary shock-absorbing mechanism proper alignment is in rectangular box, bearing plate under bearing plate and a rectangular is had in a rectangular in the arranged outside of rectangular box, between upper bearing plate and lower bearing plate, multiple main damping spring is installed
Structure, every size of above-mentioned multiple resonance energy storage secondary shock-absorbing mechanism are identical with working procedure,
Each resonance energy storage secondary shock-absorbing mechanism is all made up of a small box, auxiliary damping spring, a spring resonance piezoelectric device and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box, spring resonance piezoelectric device is arranged in small box, auxiliary damping spring is arranged between the bottom of small box and rectangular box
The stroke shifting mechanism of each resonance energy storage secondary shock-absorbing mechanism is all by a main driveshaft, an auxiliary driveshaft, one drives connecting rod, a box body connecting plate and a casing connecting rod are formed, one end of main driveshaft is connected with upper bearing plate, the middle part of main driveshaft is connected with the first supporting post being arranged on rectangular box top by the first coupling shaft, the other end of main driveshaft is connected with driving the upper end of connecting rod by the second coupling shaft, the lower end of connecting rod is driven to be connected with one end of auxiliary driveshaft by the 3rd coupling shaft, the middle part of auxiliary driveshaft is connected with the second supporting post being arranged on rectangular box top by the 4th coupling shaft, the other end of auxiliary driveshaft is connected with the upper end of casing connecting rod by the 5th coupling shaft, the lower end of casing connecting rod is connected with box body connecting plate by the 6th coupling shaft, box body connecting plate is arranged on the upper end of small box,
The spring resonance piezoelectric device of each resonance energy storage secondary shock-absorbing mechanism is all made up of vibration slide block, piezoelectric ceramic, the first resonant spring, second resonant spring,
The upper end of the first resonant spring is arranged on above small box, the lower end of the second resonant spring is arranged on below small box, vibration slide block is arranged between the first resonant spring and the second resonant spring, the two ends of piezoelectric ceramic are arranged on small box, the middle part of piezoelectric ceramic is arranged on vibration slide block
When the vibration of subway train is applied to upper bearing plate, a part of pressure of train is delivered on main damping spring by upper bearing plate, another part pressure of train is by the main driveshaft of the stroke shifting mechanism of each resonance energy storage secondary shock-absorbing mechanism, drive connecting rod, auxiliary driveshaft, box body connecting plate, casing connecting rod and small box are delivered on the auxiliary damping spring of each resonance energy storage secondary shock-absorbing mechanism, the amplitude that moves up and down of upper bearing plate is amplified by the stroke amplitude of stroke shifting mechanism, drive the small box significantly vertical tremor of each resonance energy storage secondary shock-absorbing mechanism, and drive vibration slide block in small box and piezoelectric ceramic significantly vertical tremor between the first resonant spring and the second resonant spring by small box, above-mentioned vibration constantly goes on, constantly alternating current is exported at two electrodes of piezoelectric ceramic, be electric energy by said process by the vibration kinetic transformation of subway train,
The invention has the beneficial effects as follows: the two-stage damper mechanism being constituted subway train by main damping spring and auxiliary damping spring, constituted the self-generating system of subway train simultaneously by stroke shifting mechanism and spring resonance piezoelectric device, namely saved the energy and again reduced metro operation cost.
Accompanying drawing illustrates:
Below in conjunction with drawings and Examples, the present invention is further described.
Fig. 1 is overall structure plan view of the present invention.
Fig. 2 is A-A sectional view of the present invention.
Fig. 3 is B-B sectional view of the present invention.
Embodiment:
In Fig. 1, Fig. 2 and Fig. 3,7 resonance energy storage secondary shock-absorbing mechanisms have been installed on the top of rectangular box 9, each resonance energy storage secondary shock-absorbing mechanism proper alignment is in rectangular box 9, bearing plate 11 under bearing plate 10 and rectangular is had in rectangular in the arranged outside of rectangular box 9, main damping spring 8-1, main damping spring 8-2, main damping spring 8-3 and main damping spring 8-4 are installed between upper bearing plate 10 and lower bearing plate 11
Structure, every size of 7 resonance energy storage secondary shock-absorbing mechanisms are identical with working procedure,
First resonance energy storage secondary shock-absorbing mechanism is made up of small box 2-2, auxiliary damping spring 2-10, a spring resonance piezoelectric device and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box 2-2, spring resonance piezoelectric device is arranged in small box 2-2, auxiliary damping spring 2-10 is arranged between the bottom of small box 2-2 and rectangular box 9
In fig. 2, the stroke shifting mechanism of first resonance energy storage secondary shock-absorbing mechanism is by main driveshaft 1-1, auxiliary driveshaft 1-7, drive connecting rod 1-5, box body connecting plate 2-3 and casing connecting rod 1-11 is formed, one end of main driveshaft 1-1 is connected with upper bearing plate 10, the middle part of main driveshaft 1-1 is connected with the first supporting post 1-3 being arranged on rectangular box 9 top by the first coupling shaft 1-2, the other end of main driveshaft 1-1 is connected with driving the upper end of connecting rod 1-5 by the second coupling shaft 1-4, the lower end of connecting rod 1-5 is driven to be connected with one end of auxiliary driveshaft 1-7 by the 3rd coupling shaft 1-6, the middle part of auxiliary driveshaft 1-7 is connected with the second supporting post 1-9 being arranged on rectangular box 9 top by the 4th coupling shaft 1-8, the other end of auxiliary driveshaft 1-7 is connected with the upper end of casing connecting rod 1-11 by the 5th coupling shaft 1-10, the lower end of casing connecting rod 1-11 is connected with the upper end of box body connecting plate 2-3 by the 6th coupling shaft 2-1, the lower end of box body connecting plate 2-3 is arranged on the upper end of small box 2-2,
In fig. 2, the spring resonance piezoelectric device of first resonance energy storage secondary shock-absorbing mechanism by vibrating slide block 2-6, piezoelectric ceramic 2-7, the first resonant spring 2-4, the second resonant spring 2-5 are formed, the upper end of the first resonant spring 2-4 is arranged on above small box 2-2, the lower end of the second resonant spring 2-5 is arranged on below small box 2-2, vibration slide block 2-6 is arranged between the first resonant spring 2-4 and the second resonant spring 2-5, the two ends of piezoelectric ceramic 2-7 are arranged on small box 2-2, piezoelectric ceramic 2-7 is arranged on the middle part of vibration slide block 2-6
When the vibration of subway train is applied to upper bearing plate 10, a part of pressure of train is delivered to main damping spring 8-1 by upper bearing plate 10, main damping spring 8-2, on main damping spring 8-3 and main damping spring 8-4, another part pressure of train passes through by main driveshaft 1-1, auxiliary driveshaft 1-7, drive connecting rod 1-5, casing connecting rod 1-11, the stroke shifting mechanism that box body connecting plate 2-3 is formed and small box 2-2 are delivered on auxiliary damping spring 2-10, moving up and down of upper bearing plate 10 is amplified by the stroke amplitude of above-mentioned stroke shifting mechanism, drive small box 2-2 significantly vertical tremor, and drive vibration slide block 2-6 by small box 2-2 and be positioned at the piezoelectric ceramic 2-7 significantly vertical tremor in the middle part of vibration slide block 2-6, above-mentioned vibration constantly goes on, constantly alternating current is exported at two electrodes of piezoelectric ceramic 2-7, be electric energy by said process by the vibration kinetic transformation of subway train.
Claims (1)
1. resonate an energy storage piezoelectricity deformation city underground train shock-absorbing generation device, is made up of bearing plate, multiple main damping spring and multiple resonance energy storage secondary shock-absorbing mechanism under bearing plate, a rectangular in a rectangular box, a rectangular,
it is characterized in that:each resonance energy storage secondary shock-absorbing mechanism proper alignment is in rectangular box, and each main damping spring is arranged between bearing plate and lower bearing plate, and structure, every size of each resonance energy storage secondary shock-absorbing mechanism are identical with working procedure,
Each resonance energy storage secondary shock-absorbing mechanism is all made up of a small box, auxiliary damping spring, a spring resonance piezoelectric device and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box, spring resonance piezoelectric device is arranged in small box, auxiliary damping spring is arranged between the bottom of small box and rectangular box
The stroke shifting mechanism of each resonance energy storage secondary shock-absorbing mechanism is all by a main driveshaft, an auxiliary driveshaft, one drives connecting rod, a box body connecting plate and a casing connecting rod are formed, one end of main driveshaft is connected with upper bearing plate, the middle part of main driveshaft is connected with the first supporting post being arranged on rectangular box top by the first coupling shaft, the other end of main driveshaft is connected with driving the upper end of connecting rod by the second coupling shaft, the lower end of connecting rod is driven to be connected with one end of auxiliary driveshaft by the 3rd coupling shaft, the middle part of auxiliary driveshaft is connected with the second supporting post being arranged on rectangular box top by the 4th coupling shaft, the other end of auxiliary driveshaft is connected with the upper end of casing connecting rod by the 5th coupling shaft, the lower end of casing connecting rod is connected with box body connecting plate by the 6th coupling shaft, box body connecting plate is arranged on the upper end of small box,
The spring resonance piezoelectric device of each resonance energy storage secondary shock-absorbing mechanism is all made up of vibration slide block, piezoelectric ceramic, the first resonant spring, second resonant spring,
The upper end of the first resonant spring is arranged on above small box, the lower end of the second resonant spring is arranged on below small box, vibration slide block is arranged between the first resonant spring and the second resonant spring, the two ends of piezoelectric ceramic are arranged on small box, and the middle part of piezoelectric ceramic is arranged on vibration slide block.
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| CN201510557668.0A CN105156289A (en) | 2015-09-02 | 2015-09-02 | Shock-absorption power generation device for urban subway train with resonance energy storage piezoelectric deformation |
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| CN201510557668.0A CN105156289A (en) | 2015-09-02 | 2015-09-02 | Shock-absorption power generation device for urban subway train with resonance energy storage piezoelectric deformation |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1610209A (en) * | 2004-11-22 | 2005-04-27 | 西安交通大学 | Rail vehicle vibrating energy piezoelectric power generating method and system thereof |
| US20080116856A1 (en) * | 2006-03-08 | 2008-05-22 | Stephen Roberts | Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy |
| CN201956927U (en) * | 2011-02-25 | 2011-08-31 | 南京工程学院 | Piezoelectric generating set by utilizing frequent tread of human body |
| CN102797655A (en) * | 2012-08-24 | 2012-11-28 | 昆山攀特电陶科技有限公司 | Power generating system for automotive piezoelectric shock absorbers |
| CN104158436A (en) * | 2014-07-02 | 2014-11-19 | 苏州市职业大学 | Road surface energy collection system |
| CN204947877U (en) * | 2015-09-02 | 2016-01-06 | 北京印刷学院 | Piezoelectric shock data-collection city underground train vibration absorber |
-
2015
- 2015-09-02 CN CN201510557668.0A patent/CN105156289A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1610209A (en) * | 2004-11-22 | 2005-04-27 | 西安交通大学 | Rail vehicle vibrating energy piezoelectric power generating method and system thereof |
| US20080116856A1 (en) * | 2006-03-08 | 2008-05-22 | Stephen Roberts | Electromechanical generator for, and method of, converting mechanical vibrational energy into electrical energy |
| CN201956927U (en) * | 2011-02-25 | 2011-08-31 | 南京工程学院 | Piezoelectric generating set by utilizing frequent tread of human body |
| CN102797655A (en) * | 2012-08-24 | 2012-11-28 | 昆山攀特电陶科技有限公司 | Power generating system for automotive piezoelectric shock absorbers |
| CN104158436A (en) * | 2014-07-02 | 2014-11-19 | 苏州市职业大学 | Road surface energy collection system |
| CN204947877U (en) * | 2015-09-02 | 2016-01-06 | 北京印刷学院 | Piezoelectric shock data-collection city underground train vibration absorber |
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Application publication date: 20151216 |