CN105114274A - Axisymmetric double-chamber resonance piezoelectric transformation city subway train damping generating apparatus - Google Patents
Axisymmetric double-chamber resonance piezoelectric transformation city subway train damping generating apparatus Download PDFInfo
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- CN105114274A CN105114274A CN201510557514.1A CN201510557514A CN105114274A CN 105114274 A CN105114274 A CN 105114274A CN 201510557514 A CN201510557514 A CN 201510557514A CN 105114274 A CN105114274 A CN 105114274A
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- bearing plate
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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 an axisymmetric double-chamber resonance piezoelectric transformation city subway train damping generating apparatus. The apparatus is composed of two rectangular damping generating mechanisms having the same structure and a rectangular main damping mechanism. The two damping generating mechanisms are symmetrically arranged on the two sides of the main damping mechanism. The apparatus has a damping function for a running subway train, and can convert the vibration kinetic energy generated during the running of the train into electric energy so as to supply power for compartment lighting, so that the apparatus can replace a conventional city subway train damping apparatus.
Description
technical field:
The present invention relates to a kind of subway train damping generation technology, particularly a kind of axisymmetric double-cavity resonating piezoelectric transduction 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 axisymmetric double-cavity resonating piezoelectric transduction 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: the rectangular buffer dynamo structure that city underground train shock-absorbing generation device is identical with working procedure by two structures, every size and a main damper mechanism of rectangular are formed, the both sides being arranged on main damper mechanism of two buffer dynamo structure symmetries
Main damper mechanism is made up of bearing plate and multiple main damping spring under bearing plate, a rectangular in a rectangular, and main damping spring is arranged between bearing plate and lower bearing plate, and two buffer dynamo structures are linked together by lower bearing plate,
Each buffer dynamo structure is all made up of a rectangular box and multiple structure, two-chamber damped resonance energy storage secondary shock-absorbing mechanism that every size is identical with working procedure, and two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all arranged in rectangular box,
The vibration of subway train is applied to bearing plate, a part of pressure of train is delivered on main damper mechanism by upper bearing plate, being distributed in of another part pressure symmetry of train is positioned on two buffer dynamo structures of main damper mechanism both sides, the longitudinally vibrations of said structure setting and Absorbable rod train, also Transverse Vibration of Train can be reduced
Each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all made up of a small box, a two-chamber damped resonant generator structure and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box, two-chamber damped resonant generator structure is arranged in small box, auxiliary damping spring is arranged on above and between stroke shifting mechanism of small box
The stroke shifting mechanism of each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all by a main driveshaft, an auxiliary driveshaft, one drives connecting rod, an auxiliary damping spring 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 the upper end of auxiliary damping spring, the lower end of auxiliary damping spring is connected with small box,
The two-chamber damped resonant generator structure of each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all made up of vibration slide block, piezoelectric ceramic, the first air cavity, second air cavity,
First air cavity is arranged on above small box, second air cavity is arranged on below small box, first air cavity and the second air cavity axis overlap, the upper end of vibration slide block is inserted in the first air cavity, the lower end of vibration slide block is inserted in the second air cavity, piezoelectric ceramic two ends are arranged on small box, are arranged on the middle part of vibration slide block in the middle part of piezoelectric ceramic
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 two-chamber damped resonance energy storage secondary shock-absorbing mechanism, drive connecting rod, auxiliary driveshaft and casing connecting rod are delivered on auxiliary damping spring, the amplitude that moves up and down of upper bearing plate is amplified by the stroke amplitude of stroke shifting mechanism, and drive vibration slide block significantly vertical tremor in its first air cavity and the second air cavity by small box, make to be positioned at the piezoelectric ceramic significantly vertical tremor in the middle part of vibration slide block, electric current constantly exports out from the two poles of the earth 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 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 two-chamber damped resonant generator structure, 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, city underground train shock-absorbing generation device is made up of the identical rectangular buffer dynamo structure of two structures and a main damper mechanism of rectangular, the both sides arranging main damper mechanism of two buffer dynamo structure symmetries,
Main damper mechanism is made up of bearing plate 11, main damping spring 8-1, main damping spring 8-2, main damping spring 8-3 and main damping spring 8-4 under 10, the rectangular of bearing plate in a rectangular, main damping spring 8-1, main damping spring 8-2, main damping spring 8-3 and main damping spring 8-4 are arranged between bearing plate 10 and lower bearing plate 11, two buffer dynamo structures are linked together by lower bearing plate 11
The vibration of subway train is applied to bearing plate 10, a part of pressure of train is delivered on main damper mechanism by upper bearing plate 10, being distributed in of another part pressure symmetry of train is positioned on two buffer dynamo structures of main damper mechanism both sides, the longitudinally vibrations of said structure setting and Absorbable rod train, also Transverse Vibration of Train can be reduced
In fig. 1 and 2,7 two-chamber damped resonance energy storage secondary shock-absorbing mechanisms have been installed in the rectangular box 9 of first buffer dynamo structure, 7 two-chamber damped resonance energy storage secondary shock-absorbing mechanism proper alignment are in rectangular box 9, structure, every size of 7 two-chamber damped resonance energy storage secondary shock-absorbing mechanisms are identical with working procedure
First two-chamber damped resonance energy storage secondary shock-absorbing mechanism is made up of small box 2-2, a two-chamber damped resonant generator structure and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box 2-2, two-chamber damped resonant generator structure is arranged in small box 2-2
In fig. 1 and 2, the stroke shifting mechanism of first two-chamber damped resonance energy storage secondary shock-absorbing mechanism is by main driveshaft 1-1, auxiliary driveshaft 1-7, drive connecting rod 1-5, auxiliary damping spring 2-10 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 auxiliary damping spring 2-10, the lower end of auxiliary damping spring 2-10 is connected with the upper end of small box 2-2,
The two-chamber damped resonant generator structure of first two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all made up of vibration slide block 2-6, piezoelectric ceramic 2-7, the first air cavity 2-4, a second air cavity 2-5,
First air cavity 2-4 is arranged on above small box 2-2, second air cavity 2-5 is arranged on below small box 2-2, first air cavity 2-4 and the second air cavity 2-5 axis overlap, the upper end of vibration slide block 2-6 is inserted in the first air cavity 2-4, the lower end of vibration slide block 2-6 is inserted in the second air cavity 2-5, piezoelectric ceramic 2-7 two ends are arranged on small box 2-2, are arranged on the middle part of vibration slide block 2-6 in the middle part of piezoelectric ceramic 2-7
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 is by main driveshaft 1-1, auxiliary driveshaft 1-7, drive connecting rod 1-5, auxiliary damping spring 2-10 and casing connecting rod 1-11 is delivered on small box 2-2, the amplitude that moves up and down of upper bearing plate 10 is amplified by the stroke amplitude of stroke shifting mechanism, drive vibration slide block 2-6 significantly vertical tremor in its first air cavity 2-4 and the second air cavity 2-5, and make to be positioned at the piezoelectric ceramic 2-7 significantly vertical tremor in the middle part of vibration slide block 2-6, electric current constantly exports out from the two poles of the earth of piezoelectric ceramic 2-7, be electric energy by said process by the vibration kinetic transformation of subway train.
Claims (1)
1. an axisymmetric double-cavity resonating piezoelectric transduction city underground train shock-absorbing generation device, the rectangular buffer dynamo structure identical with working procedure by two structures, every size and a main damper mechanism of rectangular are formed, the both sides being arranged on main damper mechanism of two buffer dynamo structure symmetries
it is characterized in that:main damper mechanism is made up of bearing plate and multiple main damping spring under bearing plate, a rectangular in a rectangular, and main damping spring is arranged between bearing plate and lower bearing plate, and two buffer dynamo structures are linked together by lower bearing plate,
Each buffer dynamo structure is all made up of a rectangular box and multiple structure, two-chamber damped resonance energy storage secondary shock-absorbing mechanism that every size is identical with working procedure, and two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all arranged in rectangular box,
The vibration of subway train is applied to bearing plate, a part of pressure of train is delivered on main damper mechanism by upper bearing plate, being distributed in of another part pressure symmetry of train is positioned on two buffer dynamo structures of main damper mechanism both sides, the longitudinally vibrations of said structure setting and Absorbable rod train, also Transverse Vibration of Train can be reduced
Each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all made up of a small box, a two-chamber damped resonant generator structure and a stroke shifting mechanism, stroke shifting mechanism is arranged on the top of small box, two-chamber damped resonant generator structure is arranged in small box, auxiliary damping spring is arranged on above and between stroke shifting mechanism of small box
The stroke shifting mechanism of each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all by a main driveshaft, an auxiliary driveshaft, one drives connecting rod, an auxiliary damping spring 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 the upper end of auxiliary damping spring, the lower end of auxiliary damping spring is connected with small box,
The two-chamber damped resonant generator structure of each two-chamber damped resonance energy storage secondary shock-absorbing mechanism is all made up of vibration slide block, piezoelectric ceramic, the first air cavity, second air cavity,
First air cavity is arranged on above small box, second air cavity is arranged on below small box, first air cavity and the second air cavity axis overlap, the upper end of vibration slide block is inserted in the first air cavity, the lower end of vibration slide block is inserted in the second air cavity, piezoelectric ceramic two ends are arranged on small box, are arranged on the middle part of vibration slide block in the middle part of piezoelectric ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510557514.1A CN105114274B (en) | 2015-09-02 | 2015-09-02 | Axial symmetry double-cavity resonating piezoelectric transduction city underground train shock-absorbing generation device |
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| CN201510557514.1A CN105114274B (en) | 2015-09-02 | 2015-09-02 | Axial symmetry double-cavity resonating piezoelectric transduction city underground train shock-absorbing generation device |
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| CN105114274A true CN105114274A (en) | 2015-12-02 |
| CN105114274B CN105114274B (en) | 2018-03-09 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320099A (en) * | 2016-10-13 | 2017-01-11 | 长安大学 | Energy-storing and shock-absorbing type power generation device for subway train rails |
Citations (5)
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| JP2000199547A (en) * | 1999-01-08 | 2000-07-18 | Bando Chem Ind Ltd | V rib belt |
| CN201956927U (en) * | 2011-02-25 | 2011-08-31 | 南京工程学院 | Piezoelectric generating set by utilizing frequent tread of human body |
| CN102721520A (en) * | 2011-02-17 | 2012-10-10 | 上海交通大学 | Vibrating platform with precise driving mechanism |
| CN203219211U (en) * | 2013-01-11 | 2013-09-25 | 浙江工商大学 | Efficient wideband vibrating energy collector with elastic amplifying mechanism |
| CN104158436A (en) * | 2014-07-02 | 2014-11-19 | 苏州市职业大学 | Road surface energy collection system |
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2015
- 2015-09-02 CN CN201510557514.1A patent/CN105114274B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000199547A (en) * | 1999-01-08 | 2000-07-18 | Bando Chem Ind Ltd | V rib belt |
| CN102721520A (en) * | 2011-02-17 | 2012-10-10 | 上海交通大学 | Vibrating platform with precise driving mechanism |
| CN201956927U (en) * | 2011-02-25 | 2011-08-31 | 南京工程学院 | Piezoelectric generating set by utilizing frequent tread of human body |
| CN203219211U (en) * | 2013-01-11 | 2013-09-25 | 浙江工商大学 | Efficient wideband vibrating energy collector with elastic amplifying mechanism |
| CN104158436A (en) * | 2014-07-02 | 2014-11-19 | 苏州市职业大学 | Road surface energy collection system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106320099A (en) * | 2016-10-13 | 2017-01-11 | 长安大学 | Energy-storing and shock-absorbing type power generation device for subway train rails |
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