CN108488251A - Intelligent vibration damping shaft coupling suitable for marine shafting - Google Patents

Intelligent vibration damping shaft coupling suitable for marine shafting Download PDF

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Publication number
CN108488251A
CN108488251A CN201810266216.0A CN201810266216A CN108488251A CN 108488251 A CN108488251 A CN 108488251A CN 201810266216 A CN201810266216 A CN 201810266216A CN 108488251 A CN108488251 A CN 108488251A
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CN
China
Prior art keywords
outer casing
casing wall
coil
vibration damping
shaft coupling
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.)
Withdrawn
Application number
CN201810266216.0A
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Chinese (zh)
Inventor
沈中祥
许星宇
尹群
郑思洁
钟天成
朱贤杰
王文庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Maritime Institute
Original Assignee
Jiangsu Maritime Institute
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Jiangsu Maritime Institute filed Critical Jiangsu Maritime Institute
Priority to CN201810266216.0A priority Critical patent/CN108488251A/en
Publication of CN108488251A publication Critical patent/CN108488251A/en
Withdrawn legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/32—Other parts
    • B63H23/34—Propeller shafts; Paddle-wheel shafts; Attachment of propellers on shafts
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
    • F16D3/56—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic metal lamellae, elastic rods, or the like, e.g. arranged radially or parallel to the axis, the members being shear-loaded collectively by the total load
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/80—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive in which a fluid is used
    • 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
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/12—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon
    • F16F15/121—Suppression of vibrations in rotating systems by making use of members moving with the system using elastic members or friction-damping members, e.g. between a rotating shaft and a gyratory mass mounted thereon using springs as elastic members, e.g. metallic springs
    • F16F15/124—Elastomeric springs
    • 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
    • F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
    • F16F15/10—Suppression of vibrations in rotating systems by making use of members moving with the system
    • F16F15/18—Suppression of vibrations in rotating systems by making use of members moving with the system using electric, magnetic or electromagnetic means
    • 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
    • F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
    • F16F9/32—Details
    • F16F9/53—Means for adjusting damping characteristics by varying fluid viscosity, e.g. electromagnetically
    • F16F9/535—Magnetorheological [MR] fluid dampers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H23/32—Other parts
    • B63H23/34—Propeller shafts; Paddle-wheel shafts; Attachment of propellers on shafts
    • B63H2023/342—Propeller shafts; Paddle-wheel shafts; Attachment of propellers on shafts comprising couplings, e.g. resilient couplings; Couplings therefor
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D2300/00—Special features for couplings or clutches
    • F16D2300/22—Vibration damping

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Acoustics & Sound (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Ocean & Marine Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

The present invention relates to the intelligent vibration damping shaft couplings suitable for marine shafting.The present invention provides a kind of intelligent vibration damping shaft couplings suitable for marine shafting, including stator and rotor, the rotor is arranged between naval vessel shafting thrust axis and jackshaft, the setting of multistage assembled composite piston disk nestles up compound outer casing wall in compound outer casing wall, piston rod is arranged in compound outer casing wall, piston rod one end passes through half embedded end plate of plum blossom elastomer block, the piston rod other end connects thrust axis by end cap, the other end of end plate connects jackshaft, stator includes overclad tubes, coil, overclad tubes hinder magnetic interlayer, coil, during overclad tubes resistance magnetic interlayer arrangement is assured outside, coil is multigroup coil, the part that outer keeping is wound by coil is magnetic core, overclad tubes are bonded with pedestal.Ship intelligent damping shaft coupling provided by the invention is mounted between naval vessel shafting thrust axis and jackshaft, and the effect of naval vessel shafting longitudinal damping is played while transmitting torque.

Description

Intelligent vibration damping shaft coupling suitable for marine shafting
Technical field
The present invention relates to naval vessel shafting vibration damping fields, and in particular to naval vessel shafting Longitudinal Intelligence vibration damping is more particularly to applicable in In the intelligent vibration damping shaft coupling of marine shafting.
Background technology
Naval vessel shafting is one of important component of Ship Power Equipment.The work quality of shafting will directly affect ship Propulsion characteristic and normal/cruise, and also have direct influence to the normal work of marine main engine.If shafting design quality is owed It is good, it will to cause body vibration, transmission system damage of components, the accidents such as bearing excessive wear, even shaft member fracture.
Transmission System of Propulsion Plant system in the running, by the joint effect of many factors such as Propeller and the deformation of hull, Vibration will inevitably be generated.Shafting vibration is divided into three kinds：Twisting vibration, extensional vibration and whirling vibration.Here main For naval vessel shafting longitudinal vibration.
Naval vessel shafting longitudinal vibration is worked in non-uniform tail flow field due to propeller, to generate non-uniform push away The non-uniform axial force that power and host apparatus generate so that shafting generates periodic tension and compression deformation phenomenon.Propulsion Systems are vertical It is mainly manifested in the following aspects to the harmfulness of vibration：When bending stress and tension and compression stress that crank-pin is excessive, even The flexural fatigue that will produce bent axle is destroyed；Second is that transmission gear accelerates tooth surface abrasion, or even damage；Excessive additional curved of three gear teeth Bent load is to generate the additional stress alternation for promoting bearing；Fourth, shafting longitudinal vibration, which generates secondary excitation power, causes hull beam Vertical vibration, the local vibration of cabin components and superstructure extensional vibration.
Though the conventional passive oscillation damping method of naval vessel shafting is simple in structure, easy care, is not necessarily to external energy, lacks tracking and adjust The dynamic characteristic of energy saving power and the Pood's property and structure of dependence external load.Now with ship it is more enlarged, complicate and Different traveling marine sites and complicated sea situation, naval vessel shafting vibration more complicate, and traditional passive vibration damping of shafting is more difficult to meet demand.
Compared to passive vibration damping, intelligent vibration damping has real-time, traceability and predictability, can be full by adjusting and controlling The complicated Vibration Condition of foot.Therefore realize that intelligent vibration damping will be of great significance.
MR damper technology is one kind in intelligent vibration damping technology.MR damper has simple in structure, damping Power continuously inverse, response fast, good temperature stability big along adjustable and adjustable extent and being controlled with microcomputer combine etc. it is excellent Good characteristic, and have preliminary application in ocean platform.
Therefore, the shortcomings that passive damping technology traditional for naval vessel shafting, it is real that present invention introduces MR damper technologies The purpose of existing intelligent vibration damping.
Invention content
1, technical problem to be solved：
Different situation marine sites and complicated sea situation, naval vessel shafting vibration is more complicated, and the conventional passive oscillation damping method of naval vessel shafting is difficult To meet the passive vibration damping demand of traditional shafting.
2, technical solution：
In order to solve problem above, the present invention provides a kind of intelligent vibration damping shaft couplings suitable for marine shafting, including stator 1 With rotor 2, the rotor 2 is arranged between naval vessel shafting thrust axis 9 and jackshaft 10, and the rotor 2 includes compound outer casing wall 2-1, piston rod 2-3, multistage assembled composite piston disk 2-4, end cap 2-5, end plate 2-6, plum blossom elastomer block 2-7, the multistage The 2-4 settings of assembled composite piston disk nestle up compound outer casing wall 2-1 in compound outer casing wall 2-1, and the piston rod 2-3 is set It sets in compound outer casing wall 2-1, the one end the piston rod 2-3 passes through half embedded end plate 2-6 of plum blossom elastomer block 2-7, the piston The bar 2-3 other ends connect jackshaft 10, the stator 1 by end cap 2-5 connections thrust axis 9, the other end of the end plate 2-6 It is arranged in including overclad tubes 1-1, coil 1-2, overclad tubes resistance magnetic interlayer 1-3, the coil 1-2, overclad tubes resistance magnetic interlayer 1-3 outer It assures in 1-1, the coil 1-2 is multigroup coil, and the part that the outer keeping 1-1 is wound by coil is magnetic core, described Overclad tubes 1-1 is bonded with pedestal.
The right end of the plum blossom elastomer block 2-7 is separated with a passive vibration isolation rubber 2-8.
The compound outer casing wall 2-1, including three outer casing walls, the respectively first outer casing wall 2-1-1, the second outer casing wall 2- The outer casing wall 2-1-5 of 1-3 and third is equipped with resistance magnetic interlayer, the respectively first resistance magnetic interlayer 2-1-2 and second between adjacent outer casing wall Magnetic interlayer 2-1-4 is hindered, tells the first outer casing wall 2-1-1, the first resistance magnetic interlayer 2-1-2, the second outer casing wall 2-1-3, the second resistance magnetic Interlayer 2-1-4 and the outer casing wall 2-1-5 of third are from left to right discharged successively, are arranged in end cap 2-5 between end plate 2-6.
The first outer casing wall 2-1-1, the first resistance magnetic interlayer 2-1-2, the second outer casing wall 2-1-3, the second resistance magnetic interlayer 2- The 1-4 and outer casing wall 2-1-5 of third is an entirety.
The multistage assembled composite piston disk 2-4 includes the first internal channel piston plate 2-4-1, the first permanent magnet 2-4- The permanent magnet 2-4-4 of 2, thread piston disk 2-4-3, second, the second internal channel piston plate 2-4-5, the first internal channel piston plate 2-4-1, the first permanent magnet 2-4-2, thread piston disk 2-4-3, the second permanent magnet 2-4-4, the second internal channel piston plate 2-4-5 from It is left-to-right to be sequentially connected.
It is additionally provided with magnetorheological fluid 2-2, end cap and multistage assembled composite piston disk 2-4 at the both ends piston rod 2-3 are set Between, the end cap 2-5 and end plate 2-6 are bonded.
The coil has 6, and the magnetic core is also 6.
3, advantageous effect：
Intelligent vibration damping shaft coupling provided by the invention suitable for marine shafting is mounted on naval vessel shafting thrust axis 9 and jackshaft 10 Between, by changing direct acting type shearing valve type magneto-rheological damper integral arrangement, coil is moved into outer casing wall outer layer outsourcing At pipe, and traditional shaft coupling is coordinated to work, the effect of naval vessel shafting longitudinal damping is played while transmitting torque.
Description of the drawings
Schematic diagrames of the Fig. 1 for the intelligent vibration damping shaft coupling suitable for marine shafting in naval vessel shafting position.
Fig. 2 is stator and rotor structure schematic diagram.
Fig. 3 is overclad tubes structural schematic diagram.
Fig. 4 is the rotor general construction schematic diagram of the intelligent vibration damping shaft coupling suitable for marine shafting.
Fig. 5 is compound outer casing wall and multistage assembled composite piston disk schematic diagram.
Fig. 6 is the modular construction schematic diagram that shaft coupling transmits torque.
Fig. 7 is the simple magnetic circuit schematic diagram of intelligent vibration damping shaft coupling suitable for marine shafting.
Specific implementation mode
Carrying out embodiment below by attached drawing, the present invention is described in detail.
As shown in Figure 1, a kind of intelligent vibration damping shaft coupling suitable for marine shafting, including stator 1 and rotor 2, described turn Son 2 is arranged between naval vessel shafting thrust axis 9 and jackshaft 10.
As shown in Figure 4 and Figure 6, the rotor structure be include compound outer casing wall 2-1, piston rod 2-3, multistage assembled is multiple Piston plate 2-4, end cap 2-5, end plate 2-6 are closed, plum blossom elastomer block 2-7, the multistage assembled composite piston disk 2-4 settings are multiple It closes and nestles up compound outer casing wall 2-1 in outer casing wall 2-1, the piston rod 2-3 is arranged in compound outer casing wall 2-1, the work The one end stopper rod 2-3 is connected by half embedded end plate 2-6 of plum blossom elastomer block 2-7, the piston rod 2-3 other ends by end cap 2-5 The other end of thrust axis 9, the end plate 2-6 connects jackshaft 10.
As shown in figure 3, the structure of matched stator 1 is to include overclad tubes 1-1, coil 1-2, overclad tubes resistance magnetic interlayer 1- 3, the coil 1-2, overclad tubes resistance magnetic interlayer 1-3 are arranged in overclad tubes 1-1, and the coil 1-2 is multigroup coil, described The outer parts that winds by coil keeping 1-1 be magnetic core, the overclad tubes 1-1 is bonded with pedestal.
The coil 1-2 of stator 1 is moved to outer casing wall by the intelligent vibration damping shaft coupling provided by the invention suitable for marine shafting At outer layer overclad tubes 1-1, and traditional shaft coupling is coordinated to work, reaches and play naval vessel shafting longitudinal damping while transmitting torque Purpose.
As shown in figure 5, the compound outer casing wall 2-1, including three outer casing walls, the respectively first outer casing wall 2-1-1, The outer casing wall 2-1-5 of two outer casing wall 2-1-3 and third is equipped with resistance magnetic interlayer, the respectively first resistance magnetic interlayer between adjacent outer casing wall The resistance magnetic interlayer 2-1-4 of 2-1-2 and second tell the first outer casing wall 2-1-1, the first resistance magnetic interlayer 2-1-2, the second outer casing wall 2-1- 3, the second resistance magnetic interlayer 2-1-4 and the outer casing wall 2-1-5 of third are from left to right discharged successively, setting end cap 2-5 to end plate 2-6 it Between.
As shown in figure 5, the multistage assembled composite piston disk 2-4 includes the first internal channel piston plate 2-4-1, first Permanent magnet 2-4-2, thread piston disk 2-4-3, the second permanent magnet 2-4-4, the second internal channel piston plate 2-4-5, in described first Passage piston disk 2-4-1, the first permanent magnet 2-4-2, thread piston disk 2-4-3, the second permanent magnet 2-4-4, the second internal channel are lived Plug disk 2-4-5 is from left to right sequentially connected.It is logical that wherein the second permanent magnet 2-4-4 is used for the damping under coil 1-2 zero current conditions The sedimentation of operating fields supply, obstruction magnetorheological fluid particle at road, provides higher damping adjustment factor.
As shown in fig. 6, being additionally provided with magnetorheological fluid 2-2, the end cap and multistage assembled being arranged at the both ends piston rod 2-3 are compound Between piston plate 2-4, the end cap 2-5 and end plate 2-6 are bonded.
From the above, it can be seen that the compound outer casing wall 2-1 structures meet the seal request to magnetorheological fluid.
The overclad tubes 1-1, the first outer casing wall 2-1-1, the second outer casing wall 2-1-3, third outer casing wall 2-1-5, in first Passage piston disk 2-4-1, the second internal channel piston plate 2-4-5, thread piston disk 2-4-3 are permeability magnetic material, are matched and the first permanent magnetism Body 2-4-2, the second permanent magnet 2-4-4 form magnetic loop.The first outer casing wall resistance magnetic interlayer 2-1-2, the second outer casing wall hinder magnetic Interlayer 2-1-4 is non-magnet material, and compound outer casing wall 2-1 structures is hindered to form longitudinal magnetic circuit.It is non-that overclad tubes, which hinder magnetic interlayer 1-3, Permeability magnetic material.
Embodiment
Coil 1-2 has 6, respectively first coil 1-2-1, the second coil 1-2-2, tertiary coil, the 4th coil, the 5th Coil, the 6th coil, corresponding magnetic core also have 6, respectively the first magnetic core, the second magnetic core, third magnetic core, the 4th magnetic core, the 5th Magnetic core, the 6th magnetic core.
The intelligent vibration damping shaft coupling operating fields suitable for marine shafting are by first coil 1-2-1, the second coil 1- 2-2, tertiary coil, the 4th coil, the 5th coil, the 6th coil and the first permanent magnet 2-4-2, the second permanent magnet 2-4-4 are common Excitation, magnetic flux pass through second from the first magnetic core, the second magnetic core, third magnetic core, the 4th magnetic core, the 5th magnetic core, the outflow of the 6th magnetic core Outer casing wall 2-1-3, it is two parts to enter thread piston disk 2-4-3 points through damp channel, be each passed through the first permanent magnet 2-4-2, Second permanent magnet 2-4-4 enters the first internal channel piston plate 2-4-1, the second internal channel piston plate 2-4-5 piston plates, again through resistance Buddhist nun channel, casing wall 2-1-5 enters overclad tubes 1-1 outside the first outer casing wall 2-1-1, third, returns to the magnetic core other end, composition is closed Magnetic loop is closed, as shown in figure seven.
When the intelligent vibration damping shaft coupling suitable for marine shafting works：From external vibration response control center to outsourcing Coil input vector electric current in pipe is magnetized and is demagnetized to permanent magnet indirectly by coil by permeability magnetic material, reach by Magnetic field power lifts to change damping force to realize the purpose of intelligent vibration damping at damp channel.
Embodiment more than original text is merely illustrative of the invention's technical idea, and the protection model of the present invention cannot be limited with this It encloses, every any change according to technological thought proposed by the present invention, done on the basis of technical solution each falls within guarantor of the present invention Within the scope of shield.The technology that the present invention is not directed to can be realized by existing technology.

Claims (9)

1. a kind of intelligent vibration damping shaft coupling suitable for marine shafting, including stator（1）And rotor（2）, it is characterised in that；It is described Rotor（2）It is arranged in naval vessel shafting thrust axis（9）And jackshaft（10）Between, the rotor（2）Including compound outer casing wall（2- 1）, piston rod（2-3）, multistage assembled composite piston disk（2-4）, end cap（2-5）, end plate（2-6）, plum blossom elastomer block（2- 7）, the multistage assembled composite piston disk（2-4）It is arranged in compound outer casing wall（2-1）Inside nestle up compound outer casing wall（2- 1）, the piston rod（2-3）It is arranged in compound outer casing wall（2-1）It is interior, the piston rod（2-3）One end passes through plum blossom elastomer block （2-7）Half embedded end plate（2-6）, the piston rod（2-3）The other end passes through end cap（2-5）Connect thrust axis（9）, the end plate （2-6）The other end connect jackshaft（10）, the stator（1）Including overclad tubes（1-1）, coil（1-2）, overclad tubes hinder magnetic Interlayer（1-3）, the coil（1-2）, overclad tubes hinder magnetic interlayer（1-3）It is arranged in overclad tubes（1-1）In, the coil（1- 2）For multigroup coil, the outer keeping（1-1）Part by coil winding is magnetic core, the overclad tubes（1-1）It is steady with pedestal It is solidly connected.
2. being suitable for the intelligent vibration damping shaft coupling of marine shafting as described in claim 1, it is characterised in that：The plum Flower elastomer block（2-7）Right end be separated with a passive vibration isolation rubber（2-8）.
3. being suitable for the intelligent vibration damping shaft coupling of marine shafting as described in claim 1, it is characterised in that：Described is compound outer Casing wall（2-1）, including three outer casing walls, the respectively first outer casing wall（2-1-1）, the second outer casing wall（2-1-3）With third outer shell Wall（2-1-5）, resistance magnetic interlayer, the respectively first resistance magnetic interlayer are equipped between adjacent outer casing wall（2-1-2）With the second resistance magnetic interlayer （2-1-4）, tell the first outer casing wall (2-1-1), the first resistance magnetic interlayer (2-1-2), the second outer casing wall (2-1-3), the second resistance magnetic Interlayer (2-1-4) and the outer casing wall (2-1-5) of third from left to right discharge successively, are arranged in end cap (2-5) to end plate（2-6）It Between.
4. being suitable for the intelligent vibration damping shaft coupling of marine shafting as claimed in claim 3, it is characterised in that：Overclad tubes（1-1）, First outer casing wall（2-1-1）, the second outer casing wall（2-1-3）, the outer casing wall of third（2-1-5）For permeability magnetic material, first outer shell Wall hinders magnetic interlayer（2-1-2）, the second outer casing wall hinder magnetic interlayer（2-1-4）For non-magnet material.
5. being suitable for the intelligent vibration damping shaft coupling of marine shafting as claimed in claim 3, it is characterised in that：First outer shell Wall (2-1-1), the first resistance magnetic interlayer (2-1-2), the second outer casing wall (2-1-3), the second resistance magnetic interlayer (2-1-4) and third outer shell Wall (2-1-5) is an entirety.
6. the intelligent vibration damping shaft coupling suitable for marine shafting as described in claim 1-5 any claims, feature exist In：The multistage assembled composite piston disk（2-4）Including the first internal channel piston plate（2-4-1）, the first permanent magnet（2-4- 2）, thread piston disk（2-4-3）, the second permanent magnet（2-4-4）, the second internal channel piston plate（2-4-5）, first internal channel Piston plate（2-4-1）, the first permanent magnet（2-4-2）, thread piston disk（2-4-3）, the second permanent magnet（2-4-4）, lead in second Road piston plate（2-4-5）From left to right it is sequentially connected.
7. the intelligent vibration damping shaft coupling suitable for marine shafting as claimed in claim 6, it is characterised in that：First internal channel Piston plate（2-4-1）, the second internal channel piston plate（2-4-5）, thread piston disk（2-4-3）For permeability magnetic material.
8. being suitable for the intelligent vibration damping shaft coupling of marine shafting as claimed in claim 6, it is characterised in that：It is additionally provided with magnetorheological Liquid（2-2）, it is arranged in piston rod（2-3）The end cap and multistage assembled composite piston disk at both ends（2-4）Between, the end cap （2-5）And end plate（2-6）It is bonded.
9. the intelligent vibration damping shaft coupling suitable for marine shafting as described in claim 1-5 any claims, feature exist In：The coil has 6, and the magnetic core is also 6.
CN201810266216.0A 2018-03-28 2018-03-28 Intelligent vibration damping shaft coupling suitable for marine shafting Withdrawn CN108488251A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810266216.0A CN108488251A (en) 2018-03-28 2018-03-28 Intelligent vibration damping shaft coupling suitable for marine shafting

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810266216.0A CN108488251A (en) 2018-03-28 2018-03-28 Intelligent vibration damping shaft coupling suitable for marine shafting

Publications (1)

Publication Number Publication Date
CN108488251A true CN108488251A (en) 2018-09-04

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CN201810266216.0A Withdrawn CN108488251A (en) 2018-03-28 2018-03-28 Intelligent vibration damping shaft coupling suitable for marine shafting

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110319149A (en) * 2019-06-20 2019-10-11 武汉理工大学 Electromagnetic type Transverse Vibration for Ship Propulsion Shafting active control device
CN114962538A (en) * 2022-06-22 2022-08-30 招商局金陵船舶(江苏)有限公司 Shaft system vibration damping structure and vibration damping method for roll-on-roll-off ship

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110319149A (en) * 2019-06-20 2019-10-11 武汉理工大学 Electromagnetic type Transverse Vibration for Ship Propulsion Shafting active control device
CN114962538A (en) * 2022-06-22 2022-08-30 招商局金陵船舶(江苏)有限公司 Shaft system vibration damping structure and vibration damping method for roll-on-roll-off ship

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