CN204610676U - A kind of energy magnetic rheological vibration damper - Google Patents

A kind of energy magnetic rheological vibration damper Download PDF

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Publication number
CN204610676U
CN204610676U CN201520279959.3U CN201520279959U CN204610676U CN 204610676 U CN204610676 U CN 204610676U CN 201520279959 U CN201520279959 U CN 201520279959U CN 204610676 U CN204610676 U CN 204610676U
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CN
China
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described
piezoelectric pile
cylinder body
piston rod
energy
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CN201520279959.3U
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Chinese (zh)
Inventor
寇发荣
张冬冬
陈龙
范养强
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西安科技大学
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Priority to CN201520279959.3U priority Critical patent/CN204610676U/en
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Publication of CN204610676U publication Critical patent/CN204610676U/en

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Abstract

The utility model discloses a kind of energy magnetic rheological vibration damper, comprise MR damper, piezoelectric pile power facility and induction generator structure, MR damper comprises cylinder body, piston rod, piston, field coil, energy-storing chamber, dividing plate, current rectifying and wave filtering circuit and accumulator; Piezoelectric pile power facility comprises connecting base, piezoelectric pile fitting seat, multiple piezoelectric pile, power transmission spring and spring stand, is connected after multiple piezoelectric pile series connection with current rectifying and wave filtering circuit input end; Induction generator structure comprises sealed bearing, permanent magnet module and electromagnetic induction coil, and electromagnetic induction coil is connected with current rectifying and wave filtering circuit input end; Be provided with magnetic flow liquid in one section of cylinder body between dividing plate and sealed bearing, field coil is connected with the output terminal of accumulator.The utility model compact structure, easy to install, can reach the object of continuous effective vibration damping, dynamic adjustments wide ranges, fast response time, functional reliability is high, energy-conserving and environment-protective, applied range.

Description

A kind of energy magnetic rheological vibration damper

Technical field

The utility model belongs to magneto-rheological vibration damper technical field, is specifically related to a kind of energy magnetic rheological vibration damper.

Background technique

Magnetic flow liquid is a kind of intellectual material, can change semisolid into, present controlled yield strength, and this change is reversible under outside magnetic field effect in moment (Millisecond) from free flowing liquid.The novel vibrating control structure that MR damper is is working liquid body with intellectual material magnetic flow liquid, compared to conventional hydraulic damper, MR damper have structure simple, export damping force continuously adjustabe, wide dynamic range, fast response time, the excellent specific property such as convenient and computer control combines.Structural vibration semi-active control system based on MR damper has both the systematic parameter adjustability of ACTIVE CONTROL and the reliability of Passive Control simultaneously, start to be widely used in the vibration control fields such as communications and transportation, engineering construction, aviation aerospace and automatic weapon system, and achieved good control effects.

External power supply is needed to provide direct current energy for its piston coils during MR damper work, to produce the magnetic field controlling magnetic flow liquid, if after large-scale promotion uses, energy consumption is high, inadequate energy-conserving and environment-protective.If external environment vibrational energy can be collected power to MR damper, save additional power source equipment, realize magneto-rheological vibration damper self-powered, the volume of vibration control system, weight, cost can be reduced, improve reliability, reduce energy consumption, more energy-conserving and environment-protective, thus promote that magneto-rheological vibration damping technology further develops; But, also do not have in prior art structure simple, realize the convenient and energy magnetic rheological vibration damper that cost is low, functional reliability is high, practical.

Model utility content

Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of energy magnetic rheological vibration damper is provided, its compact structure, easy to install, the object of continuous effective vibration damping can be reached, dynamic adjustments wide ranges, fast response time, functional reliability is high, energy-conserving and environment-protective, strong adaptability, applied range.

For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of energy magnetic rheological vibration damper, it is characterized in that: comprise MR damper, piezoelectric pile power facility and induction generator structure, described MR damper comprises cylinder body, be connected to cylinder body top and the piston rod stretched in cylinder body and the piston be connected on the piston rod, described piston is wound with field coil, the magnetic flow liquid passage passed through for magnetic flow liquid is left between described piston and cylinder body madial wall, described cylinder body inner bottom part is provided with energy-storing chamber and the dividing plate for separating energy-storing chamber and piston rod, the accumulator being provided with current rectifying and wave filtering circuit in described energy-storing chamber and being connected with the output terminal of current rectifying and wave filtering circuit, described piezoelectric pile power facility comprises the connecting base being fixedly connected on cylinder base and the piezoelectric pile fitting seat be sleeved on connecting base, and the multiple piezoelectric pile be arranged on piezoelectric pile fitting seat, described cylinder body outer cover is equipped with bottom and withstands on power transmission spring in the groove being arranged on piezoelectric pile fitting seat top, be positioned on one section of piston rod outside cylinder body and be fixedly connected with spring stand, be fixedly connected with spring stand in the top of described power transmission spring withstands on and is arranged on bottom spring stand groove, multiple described piezoelectric pile is connected with the input end of current rectifying and wave filtering circuit by after wired in series, described induction generator structure comprises and is arranged on cylinder interior and the sealed bearing be positioned at above piston, described piston rod is through sealed bearing, the one section of upper cover of piston rod be positioned at above sealed bearing is equipped with permanent magnet module, be positioned on one section of inboard wall of cylinder block above sealed bearing and be provided with electromagnetic induction coil, described electromagnetic induction coil is connected with the input end of current rectifying and wave filtering circuit by wire, be provided with magnetic flow liquid in one section of cylinder body between dividing plate and sealed bearing, described field coil is connected with the output terminal of accumulator.

The energy magnetic rheological vibration damper of above-mentioned one, is characterized in that: the top of described piston rod is fixedly connected with upper rings, and the bottom of described connecting base is fixedly connected with lower lift ring.

The energy magnetic rheological vibration damper of above-mentioned one, is characterized in that: described permanent magnet module is made up of polylith permanent magnet and polylith armature, polylith permanent magnet and the spaced setting of polylith armature and be all set with on the piston rod.

The energy magnetic rheological vibration damper of above-mentioned one, is characterized in that: the quantity of described piezoelectric pile is four, and four piezoelectric pile are evenly arranged on piezoelectric pile fitting seat.

The energy magnetic rheological vibration damper of above-mentioned one, is characterized in that: described piston rod inner is provided with cavity.

The utility model compared with prior art has the following advantages:

1, compact structure of the present utility model, reasonable in design, easy to install.

2, the utility model by MR damper, piezoelectric pile power facility and the triplicity of induction generator structure in order to one, by piezoelectric pile power facility and induction generator structure parallel generating supply MR damper, the problem only using a kind of power facility generated energy deficiency can be avoided to occur, efficiently solve due to supply electricity not enough time MR damper be forced to serve as the problem of conventional damper.

3, the utility model can reach the object of continuous effective vibration damping, dynamic adjustments wide ranges, and fast response time, functional reliability is high.

4, the utility model had both achieved the object of vibration damping, again save electric energy, the excellent dynamic adjustments vibration damping for difference vibration operating mode can not only be realized accurately, rapidly and sensitively, and can effectively reclaim for unnecessary electric energy, supply other energy consumption equipments to use, energy-conserving and environment-protective.

5, strong adaptability of the present utility model, applied range.

In sum, the utility model compact structure, easy to install, can reach the object of continuous effective vibration damping, dynamic adjustments wide ranges, fast response time, functional reliability is high, energy-conserving and environment-protective, strong adaptability, applied range.

Below by drawings and Examples, the technical solution of the utility model is described in further detail.

Accompanying drawing explanation

Fig. 1 is structural representation of the present utility model.

Fig. 2 is schematic block circuit diagram of the present utility model.

Description of reference numerals:

1-lower lift ring; 2-piezoelectric pile; 3-cylinder body;

4-power transmission spring; 5-magnetic flow liquid passage; 6-sealed bearing;

7-electromagnetic induction coil; 8-spring stand; 9-upper rings;

10-cavity; 11-piston rod; 12-permanent magnet module;

13-energy-storing chamber; 14-magnetic flow liquid; 15-piezoelectric pile fitting seat;

16-field coil; 17-dividing plate; 18-accumulator;

19-connecting base; 20-current rectifying and wave filtering circuit; 21-piston;

22-permanent magnet; 23-armature.

Embodiment

As depicted in figs. 1 and 2, the utility model comprises MR damper, piezoelectric pile power facility and induction generator structure, described MR damper comprises cylinder body 3, be connected to cylinder body 3 top and the piston rod 11 stretched in cylinder body 3 and the piston 21 be connected on piston rod 11, described piston 21 is wound with field coil 16, the magnetic flow liquid passage 5 passed through for magnetic flow liquid 14 is left between described piston 21 and cylinder body 3 madial wall, described cylinder body 3 inner bottom part is provided with energy-storing chamber 13 and the dividing plate 17 for separating energy-storing chamber 13 and piston rod 11, the accumulator 18 being provided with current rectifying and wave filtering circuit 20 in described energy-storing chamber 13 and being connected with the output terminal of current rectifying and wave filtering circuit 20, described piezoelectric pile power facility comprises the connecting base 19 be fixedly connected on bottom cylinder body 3 and the piezoelectric pile fitting seat 15 be sleeved on connecting base 19, and the multiple piezoelectric pile 2 be arranged on piezoelectric pile fitting seat 15, described cylinder body 3 outer cover is equipped with bottom and withstands on power transmission spring 4 in the groove being arranged on piezoelectric pile fitting seat 15 top, be positioned on one section of piston rod 11 outside cylinder body 3 and be fixedly connected with spring stand 8, be fixedly connected with spring stand 8 in the top of described power transmission spring 4 withstands on and is arranged on bottom spring stand 8 groove, multiple described piezoelectric pile 2 is connected with the input end of current rectifying and wave filtering circuit 20 by after wired in series, described induction generator structure comprises and is arranged on the inner and sealed bearing 6 be positioned at above piston 21 of cylinder body 3, described piston rod 11 is through sealed bearing 6, be positioned on one section of piston rod 11 above sealed bearing 6 and be set with permanent magnet module 12, be positioned on one section of cylinder body 3 inwall above sealed bearing 6 and be provided with electromagnetic induction coil 7, described electromagnetic induction coil 7 is connected by the input end of wire with current rectifying and wave filtering circuit 20, be provided with magnetic flow liquid 14 in one section of cylinder body 3 between dividing plate 17 and sealed bearing 6, described field coil 16 is connected with the output terminal of accumulator 18.

As shown in Figure 1, in the present embodiment, the top of described piston rod 11 is fixedly connected with upper rings 9, and the bottom of described connecting base 19 is fixedly connected with lower lift ring 1.

As shown in Figure 1, in the present embodiment, described permanent magnet module 12 is made up of polylith permanent magnet 22 and polylith armature 23, polylith permanent magnet 22 and the spaced setting of polylith armature 23 and be all sleeved on piston rod 11.Because permanent magnet 22 is to be sleeved on the loop configuration on piston rod 11, therefore magnetic field can be produced therein, when piston rod 11 moves, permanent magnet module 12 moves with piston rod 11, thus cutting magnetic induction line makes electromagnetic induction coil 7 magnetic flux change, produce induction electromotive force, produce Ac further and after current rectifying and wave filtering circuit 20 carries out rectifying and wave-filtering, export to accumulator 18 and carry out energy storage, the electric energy that accumulator 18 stores resupplies field coil 16.

In the present embodiment, the quantity of described piezoelectric pile 2 is four, and four piezoelectric pile 2 are evenly arranged on piezoelectric pile fitting seat 15.

As shown in Figure 1, in the present embodiment, described piston rod 11 inside is provided with cavity 10.Cavity 10, for cabling, namely passes therethrough for wire.

When the utility model uses, upper rings 9 is connected with vehicle body, lower lift ring 1 is connected with vehicle frame, when there being incentive action in piston rod 11, on the one hand, piston rod 11 to-and-fro motion drives permanent magnet module 12 to move reciprocatingly together, when permanent magnet module 12 moves, cutting magnetic induction line makes electromagnetic induction coil 7 magnetic flux change, produce induction electromotive force, further generation Ac is also exported to accumulator 18 and is carried out energy storage after current rectifying and wave filtering circuit 20 carries out rectifying and wave-filtering, and the electric energy that accumulator 18 stores resupplies field coil 16, on the other hand, piston rod 11 to-and-fro motion drives spring stand 8 to move reciprocatingly together, power transmission spring 4 is driven to move reciprocatingly when spring stand 8 moves, power is passed to multiple piezoelectric pile 2, multiple piezoelectric pile 2 is generated electricity, and after current rectifying and wave filtering circuit 20 carries out rectifying and wave-filtering, export to accumulator 18 carry out energy storage, the electric energy that accumulator 18 stores resupplies field coil 16, field coil 16 creates electromagnetic field after being energized, electromagnetic field makes magnetic flow liquid 14 damping force flowing through magnetic flow liquid passage 5 there occurs change, when lead to increase to the electric current of field coil 16 time, electromagnetic field in magnetic flow liquid passage 5 will strengthen, the resistance that magnetic flow liquid 14 flows through magnetic flow liquid passage 5 increases thereupon, the damping force that MR damper is exported increases, otherwise, when lead to reduce to the electric current of field coil 16 time, the damping force that MR damper exports also reduces, therefore by regulating the electric current of being defeated by field coil 16, just can control the size of the damping force that MR damper exports, thus the real time stepless that can realize damping force according to different vibration operating modes regulates continuously.

The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every above embodiment is done according to the utility model technical spirit any simple modification, change and equivalent structure change, all still belong in the protection domain of technical solutions of the utility model.

Claims (5)

1. an energy magnetic rheological vibration damper, it is characterized in that: comprise MR damper, piezoelectric pile power facility and induction generator structure, described MR damper comprises cylinder body (3), be connected to cylinder body (3) top and the piston rod (11) stretched in cylinder body (3) and the piston (21) be connected on piston rod (11), described piston (21) is wound with field coil (16), the magnetic flow liquid passage (5) passed through for magnetic flow liquid (14) is left between described piston (21) and cylinder body (3) madial wall, described cylinder body (3) inner bottom part is provided with energy-storing chamber (13) and the dividing plate (17) for separating energy-storing chamber (13) and piston rod (11), the accumulator (18) being provided with current rectifying and wave filtering circuit (20) in described energy-storing chamber (13) and being connected with the output terminal of current rectifying and wave filtering circuit (20), described piezoelectric pile power facility comprises the connecting base (19) being fixedly connected on cylinder body (3) bottom and the piezoelectric pile fitting seat (15) be sleeved on connecting base (19), and the multiple piezoelectric pile (2) be arranged on piezoelectric pile fitting seat (15), described cylinder body (3) outer cover is equipped with bottom and withstands on power transmission spring (4) in the groove being arranged on piezoelectric pile fitting seat (15) top, be positioned on cylinder body (3) one section of piston rod (11) outward and be fixedly connected with spring stand (8), the top of described power transmission spring (4) withstand on be arranged on spring stand (8) bottom groove in and be fixedly connected with spring stand (8), multiple described piezoelectric pile (2) is by being connected with the input end of current rectifying and wave filtering circuit (20) after wired in series, described induction generator structure comprises that to be arranged on cylinder body (3) inner and be positioned at the sealed bearing (6) of piston (21) top, described piston rod (11) is through sealed bearing (6), be positioned on one section of piston rod (11) above sealed bearing (6) and be set with permanent magnet module (12), be positioned on one section of cylinder body (3) inwall above sealed bearing (6) and be provided with electromagnetic induction coil (7), described electromagnetic induction coil (7) is connected by the input end of wire with current rectifying and wave filtering circuit (20), the one section of cylinder body (3) be positioned between dividing plate (17) and sealed bearing (6) is provided with magnetic flow liquid (14), and described field coil (16) is connected with the output terminal of accumulator (18).
2. according to the energy magnetic rheological vibration damper of one according to claim 1, it is characterized in that: the top of described piston rod (11) is fixedly connected with upper rings (9), the bottom of described connecting base (19) is fixedly connected with lower lift ring (1).
3. according to the energy magnetic rheological vibration damper of one according to claim 1, it is characterized in that: described permanent magnet module (12) is made up of polylith permanent magnet (22) and polylith armature (23), polylith permanent magnet (22) and polylith armature (23) spaced setting and be all sleeved on piston rod (11).
4. according to the energy magnetic rheological vibration damper of one according to claim 1, it is characterized in that: the quantity of described piezoelectric pile (2) is four, four piezoelectric pile (2) are evenly arranged on piezoelectric pile fitting seat (15).
5. according to the energy magnetic rheological vibration damper of one according to claim 1, it is characterized in that: described piston rod (11) inside is provided with cavity (10).
CN201520279959.3U 2015-05-04 2015-05-04 A kind of energy magnetic rheological vibration damper CN204610676U (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105508495A (en) * 2015-12-15 2016-04-20 西安科技大学 Energy feeding magnetorheological elastomer vehicle vibration reducing device and control method thereof
CN105508487A (en) * 2016-01-24 2016-04-20 中国地质大学(武汉) Dual-damping and dual-power-generating combined damping device
CN106195101A (en) * 2016-07-19 2016-12-07 马学朋 A kind of amortisseur and use its automobile
CN106286685A (en) * 2016-09-10 2017-01-04 西安科技大学 Piezoelectricity and the dual energy magnetic rheological vibration damper of electromagnetic induction and control method thereof
CN106678256A (en) * 2017-01-19 2017-05-17 长安大学 Magnetoelectric self-powered suspension shock absorber of electric vehicle
CN106930914A (en) * 2017-03-20 2017-07-07 河南科技大学 A kind of electric automobile feed energy suspension TRT
GB2548253A (en) * 2017-04-13 2017-09-13 De Innovation Lab Ltd Suspension systems of electrical vehicle and method of operation
CN107448536A (en) * 2017-09-19 2017-12-08 福州大学 Sensing magnetic rheological liquid damper and its control method certainly of a kind of recoverable energy
CN109404466A (en) * 2018-10-30 2019-03-01 广州澳森液压元件有限公司 A kind of vehicular shock absorber that can be generated electricity

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105508495A (en) * 2015-12-15 2016-04-20 西安科技大学 Energy feeding magnetorheological elastomer vehicle vibration reducing device and control method thereof
CN105508495B (en) * 2015-12-15 2016-08-24 西安科技大学 A kind of energy magnetic rheology elastic body vehicle damper and control method thereof
CN105508487A (en) * 2016-01-24 2016-04-20 中国地质大学(武汉) Dual-damping and dual-power-generating combined damping device
CN105508487B (en) * 2016-01-24 2017-09-29 中国地质大学(武汉) Double dampings and double compound damping devices that generate electricity
CN106195101A (en) * 2016-07-19 2016-12-07 马学朋 A kind of amortisseur and use its automobile
CN106286685A (en) * 2016-09-10 2017-01-04 西安科技大学 Piezoelectricity and the dual energy magnetic rheological vibration damper of electromagnetic induction and control method thereof
CN106678256A (en) * 2017-01-19 2017-05-17 长安大学 Magnetoelectric self-powered suspension shock absorber of electric vehicle
CN106678256B (en) * 2017-01-19 2018-08-03 长安大学 A kind of electric vehicle magneto-electric self-powered suspension damper
CN106930914A (en) * 2017-03-20 2017-07-07 河南科技大学 A kind of electric automobile feed energy suspension TRT
GB2548253B (en) * 2017-04-13 2018-02-21 Detroit Electric Ev Ltd Suspension systems of electrical vehicle and method of operation
GB2548253A (en) * 2017-04-13 2017-09-13 De Innovation Lab Ltd Suspension systems of electrical vehicle and method of operation
CN107448536A (en) * 2017-09-19 2017-12-08 福州大学 Sensing magnetic rheological liquid damper and its control method certainly of a kind of recoverable energy
CN109404466A (en) * 2018-10-30 2019-03-01 广州澳森液压元件有限公司 A kind of vehicular shock absorber that can be generated electricity

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C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150902

Termination date: 20160504