CN105570376A - Electrorheological fluid shock absorber - Google Patents
Electrorheological fluid shock absorber Download PDFInfo
- Publication number
- CN105570376A CN105570376A CN201511032800.2A CN201511032800A CN105570376A CN 105570376 A CN105570376 A CN 105570376A CN 201511032800 A CN201511032800 A CN 201511032800A CN 105570376 A CN105570376 A CN 105570376A
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- CN
- China
- Prior art keywords
- cylinder barrel
- piston
- electrorheological fluid
- water pipe
- piston rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/26—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
- F16F13/30—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions comprising means for varying fluid viscosity, e.g. of magnetic or electrorheological fluids
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F13/00—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs
- F16F13/04—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper
- F16F13/26—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions
- F16F13/262—Units comprising springs of the non-fluid type as well as vibration-dampers, shock-absorbers, or fluid springs comprising both a plastics spring and a damper, e.g. a friction damper characterised by adjusting or regulating devices responsive to exterior conditions changing geometry of passages between working and equilibration chambers, e.g. cross-sectional area or length
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Vibration Prevention Devices (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The invention discloses an electrorheological fluid shock absorber. The electrorheological fluid shock absorber comprises a temperature sensor, a cylinder barrel, a water pipe, a piston, a piston rod, a round rubber gasket, a square rubber gasket, a rubber spring and a heating wire pipe. A round platform is arranged at the lower end of the cylinder barrel and is provided with an installing hole. A mold cavity is formed in the cylinder barrel. The piston is installed in the mold cavity and provided with the piston rod. A cylinder cover is installed on the cylinder barrel. The round rubber gasket is arranged between the cylinder barrel and the cylinder cover. The piston rod passes a square through hole in the cylinder cover. The square rubber gasket is installed between the square through hole and the piston rod. The rubber spring is installed at the upper end of the cylinder cover. An installing plate is installed at the upper end of the piston rood. An acceleration sensor is installed on the lower side of the installing plate. The outer wall of the cylindrical barrel is provided with the water pipe and the heating wire pipe. The cylinder barrel is filled with electrorheological fluid. The temperature sensor is further installed at the bottom of the cylinder barrel. A temperature control circuit and a damping control circuit are further installed outside the cylinder barrel. The electrorheological fluid shock absorber is simple in structure, high in automation degree, good in effect and capable of being widely applied and popularized.
Description
Technical field
The present invention relates to the technical field of the technical field of vibration damper, particularly Electrorheological fluid vibration damper.
Background technique
Electrorheological fluid (ER) is that the Solid micro with high-k forms suspension in insulating base oil, and its rheological equationm of state can be changed by extra electric field, shows as electric rheological effect.For moisture electrorheological fluid, its shearing stress rises with temperature and increases, when exceeding some critical temperatures, then rise with temperature and fall rapidly, there is a peak value in period, have people to think for this phenomenon: the incipient stage, temperature main manifestations is the activity improving solution molecule, serves promoting effect to the effect of electrorheological fluid; After temperature arrives to a certain degree, it is no longer topmost that this promoting effect becomes, the substitute is temperature rise and cause the leakage phenomenon of system, the increase of leakage current serves side effect to electric rheological effect, therefore shows as the decline rapidly of shearing stress.The vibration damper made with electrorheological fluid will certainly be caused so well not work, and when namely temperature is low, work has some setbacks, and when temperature is too high, does not have effectiveness in vibration suppression.
Summary of the invention
Object of the present invention solves the problems of the prior art exactly, propose a kind of Electrorheological fluid vibration damper, Electrorheological fluid vibration damper can be made to work at a suitable temperature, automatically regulate the size of runner simultaneously, keep good performance characteristic, can not leakage phenomenon be caused.
For achieving the above object, the present invention proposes a kind of Electrorheological fluid vibration damper, comprise temperature transducer, cylinder barrel, water pipe, piston, piston rod, cylinder cap, round rubber pad, square rubber pad, India-rubber spring and electric wire tube, described cylinder barrel lower end is provided with round platform, round platform is provided with mounting hole, be provided with die cavity in cylinder barrel, in die cavity, piston be installed, piston is provided with piston rod; Described cylinder barrel is provided with cylinder cap, round rubber pad is installed between cylinder barrel and cylinder cap, piston rod is by the square through hole on cylinder cap, square rubber pad is installed between square through hole and piston rod, cylinder cap upper end is provided with India-rubber spring, piston rod upper end is provided with mounting plate, and mounting plate is provided with mounting hole, is provided with acceleration transducer on the downside of mounting plate; Described cylinder barrel outer wall is provided with water pipe and electric wire tube; Be full of electrorheological fluid in described cylinder barrel, bottom cylinder barrel, also temperature transducer be installed; Described cylinder barrel outside is also provided with temperature-control circuit and damping control circuit.
Improvement as Electrorheological fluid vibration damper of the present invention: described piston rod is square pole, is provided with gas circuit in piston rod.
Further improvement as Electrorheological fluid vibration damper of the present invention: the die cavity in cylinder barrel is divided into upper impression and lower impressions by described piston, runner is provided with in described piston, also moving block is installed in piston, moving block is positioned at the inner side of runner, leave cavity between moving block, cavity is connected with gas circuit; Be provided with positive electrode on the upside of piston, piston underside is provided with negative electrode.
Further improvement as Electrorheological fluid vibration damper of the present invention: described water pipe and the equal curl of electric wire tube, water pipe and electric wire tube are staggered installation of, and are provided with electric heating wire in electric wire tube, and described water pipe one end is water intake, and one end is water outlet.
Further improvement as Electrorheological fluid vibration damper of the present invention: be provided with ring groove inside described cylinder cap, round rubber pad is arranged in ring groove.
Further improvement as Electrorheological fluid vibration damper of the present invention: described temperature-control circuit comprises temperature transducer, temperature control circuit, power supply, water tank, water pipe and water pump, described temperature control circuit is connected with water pump with temperature transducer, power supply respectively, water pump is connected with water pipe with water tank, flow path is: water tank is to water pump, water pump to water pipe, then gets back to water tank by water pipe.
Further improvement as Electrorheological fluid vibration damper of the present invention: described damping control circuit comprises acceleration transducer, antihunt circuit, power supply, negative electrode, positive electrode and air pump, described antihunt circuit is connected with air pump with acceleration transducer, power supply, negative electrode, positive electrode respectively, and described air pump is connected with gas circuit.
Beneficial effect of the present invention: the present invention passes through water pipe and the equal curl of electric wire tube, and water pipe and electric wire tube are staggered installation of, and are provided with electric heating wire in electric wire tube, are conducive to Homogeneouslly-radiating or homogeneous heating; Be provided with ring groove inside cylinder cap, round rubber pad is arranged in ring groove, is provided with square rubber pad between square through hole and piston rod, ensures that cylinder barrel internal current becomes the good sealing of liquid; Described cylinder barrel outside is also provided with temperature-control circuit and damping control circuit, realizes the automatic control of vibration damper; Also be provided with moving block in piston, moving block is positioned at the inner side of runner, leaves cavity between moving block, and cavity is connected with gas circuit, and the moving block that can slide to regulate runner size, thus changes damping size; Structure of the present invention is simple, and automaticity is high, effective, can carry out wide popularization and application.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described in further detail.
Fig. 1 is the plan view of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 2 is the top plan view of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 3 is the schematic perspective view of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 4 is water pipe and electric wire tube's schematic diagram of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 5 is the cylinder cap sectional drawing of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 6 is the temperature-control circuit schematic diagram of a kind of Electrorheological fluid vibration damper of the present invention;
Fig. 7 is the damping control circuit schematic diagram of a kind of Electrorheological fluid vibration damper of the present invention.
Embodiment
Embodiment 1, Fig. 1 ~ Fig. 7 give a kind of Electrorheological fluid vibration damper, comprise temperature transducer 1, cylinder barrel 2, water pipe 4, piston 9, piston rod 10, cylinder cap 12, round rubber pad 13, square rubber pad 14, India-rubber spring 15 and electric wire tube 19, described cylinder barrel 2 lower end is provided with round platform, round platform is provided with mounting hole 3, die cavity is provided with in cylinder barrel 2, piston 9 is installed in die cavity, piston 9 is provided with piston rod 10; Described cylinder barrel 2 is provided with cylinder cap 12, round rubber pad 13 is installed between cylinder barrel 2 and cylinder cap 12, piston rod 10 is by the square through hole 122 on cylinder cap 12, square rubber pad 14 is installed between square through hole 122 and piston rod 10, cylinder cap 12 upper end is provided with India-rubber spring 15, piston rod 10 upper end is provided with mounting plate 16, and mounting plate 16 is provided with mounting hole 17, is provided with acceleration transducer 21 on the downside of mounting plate 16; Described cylinder barrel 2 outer wall is provided with water pipe 4 and electric wire tube 19; Be full of electrorheological fluid 18 in described cylinder barrel 2, bottom cylinder barrel 2, temperature transducer 1 be also installed; Described cylinder barrel 2 outside is also provided with temperature-control circuit 22 and damping control circuit 27; Piston rod 10 is square pole, is provided with gas circuit 101 in piston rod 10; Die cavity in cylinder barrel 2 is divided into upper impression 11 and lower impressions 6 by piston 9, and be provided with runner 20 in described piston 9, be also provided with moving block 91 in piston 9, moving block 91 is positioned at the inner side of runner 20, leaves cavity 92 between moving block 91, and cavity 92 is connected with gas circuit 101; Positive electrode 8 is installed on the upside of piston 9, negative electrode 7 is installed on the downside of piston 9; Water pipe 4 and electric wire tube 19 all curls, water pipe 4 and electric wire tube 19 are staggered installation of, and be provided with electric heating wire 5 in electric wire tube 19, described water pipe 4 one end is water intake, and one end is water outlet; Be provided with ring groove 121 inside cylinder cap 12, round rubber pad 13 is arranged in ring groove 121; Temperature-control circuit 22 comprises temperature transducer 1, temperature control circuit 23, power supply 24, water tank 25, water pipe 4 and water pump 26, described temperature control circuit 23 is connected with water pump 26 with temperature transducer 1, power supply 24 respectively, water pump 26 is connected with water pipe 4 with water tank 25, flow path is: water tank 25 is to water pump 26, water pump 26 to water pipe 4, then gets back to water tank 25 by water pipe 4; Damping control circuit 27 comprises acceleration transducer 21, antihunt circuit 28, power supply 24, negative electrode 7, positive electrode 8 and air pump 29, described antihunt circuit 28 is connected with air pump 29 with acceleration transducer 21, power supply 24, negative electrode 7, positive electrode 8 respectively, and described air pump 29 is connected with gas circuit 101.
Working procedure of the present invention:
A kind of Electrorheological fluid vibration damper of the present invention in the course of the work, first 24 are switched on power, the temperature of temperature transducer 1 pair of electrorheological fluid 18 detects, transfer data to temperature control circuit 23, temperature control circuit 23 judges temperature conditions, if temperature is too low, electric heating wire 5 is connected, electrorheological fluid 18 is heated, if temperature is higher than required value, water pump 26 works, and current are lowered the temperature by water pipe 4 pairs of electrorheological fluid 18; When having vibration, vibration is detected by the acceleration transducer 21 of mounting plate lower end, and transfer data to antihunt circuit 28, antihunt circuit 28 changes the electric field between negative electrode 7 and positive electrode 8 according to Vibration Condition, thus changes the damping of electrorheological fluid 18, changes damping in the unconspicuous situation of vibration damping, air pump 29 is controlled by antihunt circuit 28, allow moving block 92 move dorsad, runner 20 is diminished, thus reaches the object of fine vibration damping.
The present invention passes through water pipe 4 and electric wire tube 19 all curls, and water pipe 4 and electric wire tube 19 are staggered installation of, and be provided with electric heating wire 5, be conducive to Homogeneouslly-radiating or homogeneous heating in electric wire tube 19; Be provided with ring groove 121 inside cylinder cap 12, round rubber pad 13 is arranged in ring groove 121, is provided with square rubber pad 14 between square through hole 122 and piston rod 10, ensures that cylinder barrel 2 internal current becomes the good sealing of liquid 18; Described cylinder barrel 2 outside is also provided with temperature-control circuit 22 and damping control circuit 27, realizes the automatic control of vibration damper; Also be provided with moving block 91 in piston 9, moving block 91 is positioned at the inner side of runner, leaves cavity 92 between moving block 91, and cavity 92 is connected with gas circuit 101, and the moving block 91 that can slide to regulate runner 20 size, thus changes damping size; Structure of the present invention is simple, and automaticity is high, effective, can carry out wide popularization and application.
Finally, it is also to be noted that what enumerate above is only a specific embodiment of the present invention.Obviously, the invention is not restricted to above embodiment, many distortion can also be had.All distortion that those of ordinary skill in the art can directly derive from content disclosed by the invention or associate, all should think protection scope of the present invention.
Claims (7)
1. an Electrorheological fluid vibration damper, it is characterized in that: comprise temperature transducer (1), cylinder barrel (2), water pipe (4), piston (9), piston rod (10), cylinder cap (12), round rubber pad (13), square rubber pad (14), India-rubber spring (15) and electric wire tube (19), described cylinder barrel (2) lower end is provided with round platform, round platform is provided with mounting hole (3), cylinder barrel is provided with die cavity in (2), piston (9) is installed in die cavity, piston (9) is provided with piston rod (10), described cylinder barrel (2) is provided with cylinder cap (12), round rubber pad (13) is installed between cylinder barrel (2) and cylinder cap (12), piston rod (10) is by the square through hole (122) on cylinder cap (12), square rubber pad (14) is installed between square through hole (122) and piston rod (10), cylinder cap (12) upper end is provided with India-rubber spring (15), piston rod (10) upper end is provided with mounting plate (16), mounting plate (16) is provided with mounting hole (17), mounting plate (16) downside is provided with acceleration transducer (21), described cylinder barrel (2) outer wall is provided with water pipe (4) and electric wire tube (19), be full of electrorheological fluid (18) in described cylinder barrel (2), cylinder barrel (2) bottom is also provided with temperature transducer (1), described cylinder barrel (2) outside is also provided with temperature-control circuit (22) and damping control circuit (27).
2. a kind of Electrorheological fluid vibration damper as claimed in claim 1, is characterized in that: described piston rod (10) is square pole, is provided with gas circuit (101) in piston rod (10).
3. a kind of Electrorheological fluid vibration damper as claimed in claim 1, it is characterized in that: the die cavity in cylinder barrel (2) is divided into upper impression (11) and lower impressions (6) by described piston (9), runner (20) is provided with in described piston (9), moving block (91) is also installed in piston (9), moving block (91) is positioned at the inner side of runner (20), leave cavity (92) between moving block (91), cavity (92) is connected with gas circuit (101); Piston (9) upside is provided with positive electrode (8), and piston (9) downside is provided with negative electrode (7).
4. a kind of Electrorheological fluid vibration damper as claimed in claim 1, it is characterized in that: described water pipe (4) and electric wire tube (19) all curls, water pipe (4) and electric wire tube (19) are staggered installation of, electric heating wire (5) is installed in electric wire tube (19), described water pipe (4) one end is water intake, and one end is water outlet.
5. a kind of Electrorheological fluid vibration damper as claimed in claim 1, is characterized in that: described cylinder cap (12) inner side is provided with ring groove (121), and round rubber pad (13) is arranged in ring groove (121).
6. a kind of Electrorheological fluid vibration damper as claimed in claim 1, it is characterized in that: described temperature-control circuit (22) comprises temperature transducer (1), temperature control circuit (23), power supply (24), water tank (25), water pipe (4) and water pump (26), described temperature control circuit (23) respectively with temperature transducer (1), power supply (24) is connected with water pump (26), water pump (26) is connected with water pipe (4) with water tank (25), flow path is: water tank (25) is to water pump (26), water pump (26) is to water pipe (4), water tank (25) is got back to again by water pipe (4).
7. a kind of Electrorheological fluid vibration damper as claimed in claim 1, it is characterized in that: described damping control circuit (27) comprises acceleration transducer (21), antihunt circuit (28), power supply (24), negative electrode (7), positive electrode (8) and air pump (29), described antihunt circuit (28) is connected with air pump (29) with acceleration transducer (21), power supply (24), negative electrode (7), positive electrode (8) respectively, and described air pump (29) is connected with gas circuit (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032800.2A CN105570376B (en) | 2015-12-31 | 2015-12-31 | Electrorheological fluid vibration damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511032800.2A CN105570376B (en) | 2015-12-31 | 2015-12-31 | Electrorheological fluid vibration damper |
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| Publication Number | Publication Date |
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| CN105570376A true CN105570376A (en) | 2016-05-11 |
| CN105570376B CN105570376B (en) | 2017-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201511032800.2A Active CN105570376B (en) | 2015-12-31 | 2015-12-31 | Electrorheological fluid vibration damper |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237856A (en) * | 2017-01-19 | 2017-10-10 | 杨静 | A kind of electric vehicle shock absorber of navigation |
| CN107387646B (en) * | 2017-01-19 | 2018-07-10 | 南阳淅减汽车减振器有限公司 | Electric vehicle shock absorber |
| CN108443393A (en) * | 2018-05-30 | 2018-08-24 | 宁波麦维科技有限公司 | Electro-rheological fluid damper |
| CN108844649A (en) * | 2018-07-04 | 2018-11-20 | 合肥科塑信息科技有限公司 | A kind of lobe pump operating temperature measurement method |
| CN109630601A (en) * | 2018-12-28 | 2019-04-16 | 河南科技大学 | A kind of cartridge type damping device |
| CN110017344A (en) * | 2019-03-01 | 2019-07-16 | 南京航空航天大学 | A kind of damper |
| CN110605328A (en) * | 2018-09-10 | 2019-12-24 | 耿攀 | Buffer punch for stamping die and stamping method |
| CN111677816A (en) * | 2020-06-19 | 2020-09-18 | 廉科 | Damping wheel capable of automatically adjusting damping by utilizing winsler phenomenon principle |
| CN111828534A (en) * | 2020-07-14 | 2020-10-27 | 陈鹏鹏 | Electromechanical equipment damping frame and damping method thereof |
| CN113236702A (en) * | 2021-05-11 | 2021-08-10 | 中国第一汽车股份有限公司 | Low-temperature compensation method and assembly of magnetorheological damper, vehicle and storage medium |
| CN113309808A (en) * | 2021-05-21 | 2021-08-27 | 西格迈股份有限公司 | Temperature self-adaptation automobile shock absorber ware |
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| CN103758912A (en) * | 2014-01-03 | 2014-04-30 | 哈尔滨工程大学 | Electrorheological fluid torsional vibration damper |
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Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107237856A (en) * | 2017-01-19 | 2017-10-10 | 杨静 | A kind of electric vehicle shock absorber of navigation |
| CN107387646B (en) * | 2017-01-19 | 2018-07-10 | 南阳淅减汽车减振器有限公司 | Electric vehicle shock absorber |
| CN108443393A (en) * | 2018-05-30 | 2018-08-24 | 宁波麦维科技有限公司 | Electro-rheological fluid damper |
| CN108443393B (en) * | 2018-05-30 | 2020-02-21 | 宁波麦维科技有限公司 | Current variable damper |
| CN108844649A (en) * | 2018-07-04 | 2018-11-20 | 合肥科塑信息科技有限公司 | A kind of lobe pump operating temperature measurement method |
| CN110605328A (en) * | 2018-09-10 | 2019-12-24 | 耿攀 | Buffer punch for stamping die and stamping method |
| CN110605328B (en) * | 2018-09-10 | 2020-11-13 | 日照超捷机械制造有限公司 | Buffer punch for stamping die and stamping method |
| CN109630601A (en) * | 2018-12-28 | 2019-04-16 | 河南科技大学 | A kind of cartridge type damping device |
| CN110017344A (en) * | 2019-03-01 | 2019-07-16 | 南京航空航天大学 | A kind of damper |
| CN110017344B (en) * | 2019-03-01 | 2021-07-27 | 南京航空航天大学 | Vibration damper |
| CN111677816A (en) * | 2020-06-19 | 2020-09-18 | 廉科 | Damping wheel capable of automatically adjusting damping by utilizing winsler phenomenon principle |
| CN111828534A (en) * | 2020-07-14 | 2020-10-27 | 陈鹏鹏 | Electromechanical equipment damping frame and damping method thereof |
| CN111828534B (en) * | 2020-07-14 | 2021-12-03 | 国网上海市电力公司 | Electromechanical equipment damping frame and damping method thereof |
| CN113236702A (en) * | 2021-05-11 | 2021-08-10 | 中国第一汽车股份有限公司 | Low-temperature compensation method and assembly of magnetorheological damper, vehicle and storage medium |
| CN113309808A (en) * | 2021-05-21 | 2021-08-27 | 西格迈股份有限公司 | Temperature self-adaptation automobile shock absorber ware |
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| CN105570376B (en) | 2017-10-13 |
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