CN110460216A - A kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder - Google Patents
A kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder Download PDFInfo
- Publication number
- CN110460216A CN110460216A CN201810426452.4A CN201810426452A CN110460216A CN 110460216 A CN110460216 A CN 110460216A CN 201810426452 A CN201810426452 A CN 201810426452A CN 110460216 A CN110460216 A CN 110460216A
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- stator
- retarder
- swing arm
- eddy current
- liquid cold
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- 239000007788 liquid Substances 0.000 title claims abstract description 25
- 230000003287 optical effect Effects 0.000 claims abstract description 23
- 230000033001 locomotion Effects 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 4
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000007704 transition Effects 0.000 claims description 3
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 5
- 230000008569 process Effects 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 2
- 239000000696 magnetic material Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 229910001172 neodymium magnet Inorganic materials 0.000 description 2
- 241001416181 Axis axis Species 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- QJVKUMXDEUEQLH-UHFFFAOYSA-N [B].[Fe].[Nd] Chemical compound [B].[Fe].[Nd] QJVKUMXDEUEQLH-UHFFFAOYSA-N 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000000110 cooling liquid Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005562 fading Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000005381 potential energy Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/19—Arrangements for cooling or ventilating for machines with closed casing and closed-circuit cooling using a liquid cooling medium, e.g. oil
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/02—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type
- H02K49/04—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type
- H02K49/046—Dynamo-electric clutches; Dynamo-electric brakes of the asynchronous induction type of the eddy-current hysteresis type with an axial airgap
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K49/00—Dynamo-electric clutches; Dynamo-electric brakes
- H02K49/10—Dynamo-electric clutches; Dynamo-electric brakes of the permanent-magnet type
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
Abstract
The invention discloses a kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarders, comprising: guiding optical axis, connection are spaced retarder frame positioned opposite；First stator and the second stator are separately mounted on the guiding optical axis, can be moved axially along the guiding optical axis；Rotor is co-axially located between the first stator and the second stator；Supporting block is fixedly connected with the retarder frame；Swing arm, hinged with the supporting block, the two sides of hinge joint are provided with inclination arc chute in the same direction, and the arc chute is about the hinged point symmetry；The periphery of first stator and the second stator has lug boss, is respectively received in the arc chute；Executing agency, the top of the hinged swing arm；Wherein, it when the executing agency drives swing arm rotation, drives first stator and the second stator simultaneously close to or far from the rotor, realizes that stator is adjusted in synchronism.The present invention also provides a kind of automobiles, using above-mentioned retarder.
Description
Technical field
The invention belongs to automobile retarder technical field, in particular to a kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current is soft
Property retarder.
Background technique
With the improvement of road quality, the promotion of auto manufacturing technology, to alleviate the pressure that freight volume is big, transportation cost is high
Power, Automobile Transportation is big towards loading capacity, fireballing trend development, and overload and hypervelocity phenomenon happen occasionally, by overloading and exceeding the speed limit
Caused traffic accident ratio is in rising trend.The service braking device of automobile belongs to friction type brake at present, passes through brake-shoe
Or caliper generates brake force with the friction between braking wheel hub or brake disc, the kinetic energy or potential energy that automobile reduces are heat
Amount is dispersed into air eventually by heat transmitting and convection current.Vehicle generally is controlled using service braking device when running car
Speed in the case where automobile high-speed, heavy duty when driving to guarantee traffic safety, needs long-time, continually uses service brake
Device.Automobile generates a large amount of heat in braking process, and heat can not distribute in a short time, especially drum type friction
Brake apparatus, heat dissipation performance are poor.If for a long time, frequently braking, leads to brake apparatus heat fading, causes speed out of control,
It brings security risk or even brake failure and blows out, cause serious consequence.
Chinese patent application 201110437138.4 provides a kind of permanent-magnet eddy current retarder of radial arrays, by stator cloth
It sets at the both ends of single rotor, keeps two stator movement strokes larger, also just increase whole volume；Servo is used simultaneously
The driving method of motor and lead screw drives two stator movements, and drive efficiency is low and calorific value is big.
Chinese patent application 201710157665.7 provides a kind of automobile-used desk permanent-magnet eddy current retarder, fixed using two pairs
Son and rotor, and be oppositely arranged and connect respectively with active connecting rod using two cylinders, it is rotated and is realized by active connecting rod
The relative movement of first stator and the second stator, without guiding role, it is easy to cause the dislocation between stator, while also be difficult to
Realize that stator is adjusted in synchronism.
Summary of the invention
One object of the present invention has designed and developed a kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder, institute
It states the first stator and the second stator is supported on guiding optical axis, and two stators are connected by swing arm, realize that stator is adjusted in synchronism,
It also avoids misplacing when stator relative movement.
Technical solution provided by the invention are as follows:
A kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder, comprising:
It is oriented to optical axis, connection is spaced retarder frame positioned opposite；
First stator and the second stator are separately mounted on the guiding optical axis, can be along the guiding optical axis axis
To movement；
Rotor is co-axially located between the first stator and the second stator；
Supporting block is fixedly connected with the retarder frame；
Swing arm, hinged with the supporting block, the two sides of hinge joint are provided with inclination arc chute in the same direction, and the arc is sliding
Slot is about the hinged point symmetry；The periphery of first stator and the second stator has lug boss, is respectively received in described
In arc chute, the arc chute movement can be such that first stator and the second stator axially transports along the guiding optical axis
It is dynamic；
Executing agency, the top of the hinged swing arm；
Wherein, when the executing agency drives swing arm rotation, first stator and the second stator is driven to lean on simultaneously
Close or remote from the rotor.
Preferably, further includes:
Multiple pilot holes, are uniformly arranged on first stator and the second stator circumferential edge, and the guiding optical axis is worn
Cross the pilot hole；
Bearing is arranged in the pilot hole.
Preferably, the lug boss is needle bearing, is contained in the arc chute.
Preferably, the supporting block it is circumferentially-spaced be uniformly arranged on the rotor periphery and both ends respectively with it is described slow
Device frame is fixedly connected.
Preferably, the executing agency is cylinder, hinged with the swing arm top, for driving the swing arm around institute
State hinge joint axial-rotation.
Preferably, the cylinder is two, is arranged respectively along the guiding optical axis axial direction in the retarder
On frame.
Preferably, further includes:
Transition frame is fixedly connected, for connecting gear box casing with the retarder frame other side；
Air cylinder support, one end are connect with the cylinder, and the other end is fixedly connected with retarder frame side.
Preferably, first stator and the second stator all include:
Steel disk is circular ring shape plate-like and internal formation circular ring shape chamber；
Cover board is circular ring shape plate-like, for sealing the circular ring type chamber；
Inlet and outlet are arranged on the steel disk circumference；
Partition is arranged in the annular cavity type room between the inlet and outlet, for separating the water inlet
And water outlet.
Preferably, the rotor includes:
Disk is circular ring shape plate-like, and the disk two sides are provided with the first groove for installing permanent magnet；
Magnet is arranged in first groove；
Disk cover board is circular ring shape plate-like, is provided with the second groove corresponding with first groove, the magnetic
Disk cover plate is fixedly mounted on disk two sides, for fixing the magnet.
Correspondingly, the present invention also provides a kind of automobiles characterized by comprising
Above-mentioned swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder；
The rotor of the swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder and the output shaft of automotive transmission are solid
Fixed connection.
The present invention at least have it is following the utility model has the advantages that
(1) swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder of the present invention, first stator and
Two stators are supported on guiding optical axis, and connect two stators by swing arm, realize that stator is adjusted in synchronism, also avoid stator phase
It misplaces when to movement.
(2) swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder of the present invention, is provided with cold on stator
But chamber and paddle hole, cool down stator, reduce the calorific value of retarder, greatly reduce generated in braking process it is excessively high
Security risk brought by temperature.
(3) arc chute of the present invention uses arc-shaped central symmetry orbital fashion, between rotor and stator
Gap adjustment provides convenient accurately controllability, and huge needed for effective abbreviation executing agency directly pushing away in mode
Thrust；And the movement of stator disc is changed to move along a straight line, and does not increase opposite twist motion, similarly reduces retarder disk body
Deformation factor caused by generated twist motion when as driving.
(4) permanent-magnet eddy current flexibility retarder overcomes the big disadvantage of current vortex retarder power consumption, by high performance neodymium iron boron
Permanent magnet provides magnetic field, does not need to power, saves power supply；Stepless time adjustment is changed to by the level Four speed regulation of current vortex retarder, is made
Dynamic torque electrodeless adjustment, driver's more convenient operation；Permanent magnet have the characteristics that relative to electromagnetic coil it is small in size, light-weight,
Permanent magnet replaces electromagnetic coil that can significantly reduce volume and weight, while stator module some materials use non-magnetic material
Framework is done, so that double disc type permanent magnet retarder compact overall structure, light-weight.
Detailed description of the invention
Fig. 1 is the configuration schematic diagram of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder of the present invention.
Fig. 2 is the configuration schematic diagram of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder of the present invention.
Fig. 3 is the structural schematic diagram of the first stator of the present invention.
Fig. 4 is the structural schematic diagram of rotor of the present invention.
Fig. 5 is the structural schematic diagram of swing arm of the present invention.
Fig. 6 is the schematic diagram of swing arm stress of the present invention.
Fig. 7 is the operation principle schematic diagram of retarder of the present invention.
Fig. 8 is the formation schematic diagram of retarder brake force of the present invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
The present invention can there are many different forms to implement, and should not be construed as limited to embodiment set forth herein, phase
Instead, these embodiments are provided, so that the disclosure will be thorough and complete.In the accompanying drawings, for clarity, structure can be exaggerated
With the size and relative size in region.
As shown in figures 1-8, the present invention provides a kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder, comprising:
It is oriented to optical axis 130, connection is spaced retarder frame 140 positioned opposite；First stator 110-A and the second stator 110-B,
It is respectively supported on the guiding optical axis 130, can be moved axially along the guiding optical axis 130, in the present embodiment, described
One stator 110-A and the second stator 110-B circumferential edge are uniformly correspondingly arranged on multiple pilot holes 111, the guiding optical axis 130
Across the pilot hole 111, it is provided with bearing 1111 in the pilot hole 111, is convenient for stator nothing on the guiding optical axis 130
Resistance slides, and the pilot hole on each stator is 4；Rotor 120, for plate-like and be co-axially located at the first stator 110-A and
Between second stator 110-B, the rotor 120 is fixedly connected with the output shaft of automotive transmission；Supporting block 170, the company of fixation
The retarder frame 140 is connect, the supporting block 170 is circumferentially-spaced to be uniformly arranged on 120 periphery of rotor and both ends difference
It is fixedly connected with the retarder frame 140；Swing arm 150, the supporting block 170 being adjacent among its underpart is hinged, lower part hinge
The two sides of contact are provided with inclination arc chute 151 in the same direction, and the arc chute 151 is about the hinged point symmetry；Described
The periphery of one stator 110-A and the second stator 110-B have lug boss 152, and the lug boss is needle bearing, accommodate respectively
In the arc chute 151, in the present embodiment, the lug boss 152 on each stator is two, is symmetrically arranged at stator
Periphery two sides；Executing agency 160, the top of the hinged swing arm 150；Wherein, the executing agency 160 drives the swing arm
When 150 rotation, drive the first stator 110-A and the second stator 110-B simultaneously close to or far from the rotor 120.
As another embodiment of the present invention, the executing agency 160 is cylinder, hinged with 150 top of swing arm,
For driving the swing arm 150 in the hinge joint axial-rotation, the present embodiment, the cylinder 160 is two, respectively along
130 axial direction of guiding optical axis is arranged on the retarder frame 140.Further include: transition frame 180 is delayed with described
Fast 140 other side of device frame is fixedly connected, for connecting gear box casing；Air cylinder support 161, one end and the cylinder 160
Connection, the other end are fixedly connected with 140 side of retarder frame.
As another embodiment of the present invention, the first stator 110-A and the second stator 110-B include: steel disk
112, it is circular ring shape plate-like and internal formation circular ring shape chamber 1121；Water inlet 1122 and water outlet 1123, are arranged close to
On 112 circumference of steel disk；The annular cavity type between the water inlet 1122 and water outlet 1123 is arranged in partition 114
In room 1121, for separating the water inlet 1122 and water outlet 1123；Cover board 113 is circular ring shape plate-like, for sealing
State circular ring type chamber 1121.
As another embodiment of the present invention, the rotor 120 includes: disk 121, is circular ring shape plate-like, the magnetic
121 two sides of disk are provided with the first groove 1211 for installing permanent magnet；Magnet 122 is arranged in first groove 1211
It is interior；Disk cover board 123 is circular ring shape plate-like, is provided with second groove 1231 corresponding with first groove 1211,
The disk cover board 123 is fixedly mounted on 121 two sides of disk, for fixing the magnet 122.In the present embodiment, the rotor
120 further include terminal pad 124, is co-axially located at 121 periphery of disk and is integrally formed with the disk 121.
Working principle:
When automobile needs auxiliary braking, electric-control system issues instruction, and the driving swing arm of control cylinder is axially revolved around hinge joint
Turn, so that lug boss slides in arc chute, and then drives first stator and the second stator along the rotor axial phase
To or backwards to move, so that the first stator and the second stator are simultaneously close to or far from the rotor；When stator is close to rotor,
Rotor cutting magnetic line in rotary course, incudes to form current vortex in internal rotor, is known on motion conduct by Lenz's law
Induced current generate magnetic field force always revolt the movement of conductor, to produce braking effect；As stator constantly leans on
Nearly rotor, the gap between rotor and stator constantly become smaller, and air-gap field intensity constantly increases, at 3 millimeters of air gap, air-gap field
Intensity reaches maximum, and brake force reaches maximum, and braking torque reaches maximum；In this way by current vortex generate magnetic field and disk inside
The magnetic field interaction that magnet generates sufficiently consumes automobile kinetic energy, plays the purpose of deceleration；The amount of heat of generation is justified by stator
The indoor cooling liquid of annular chamber is taken away.
Swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder of the present invention is circumferentially arranged in stator and rotor
There is guide rod, and two stators are connected by executing agency, realize that stator is adjusted in synchronism, also avoids going out when stator relative movement
Now misplace；Second, it is provided with cooling chamber and paddle hole on stator, stator is cooled down, reduces the calorific value of retarder,
It greatly reduces and generates security risk brought by excessive temperature in braking process；Third, the arc chute is using arc-shaped
Central symmetry orbital fashion provides convenient accurately controllability for the gap adjustment between rotor and stator, and straight
Huge thrust needed for pushing away in mode effective abbreviation executing agency；And the movement of stator disc is changed to move along a straight line, and does not increase
Add opposite twist motion, deformed caused by generated twist motion when similarly reducing retarder disk body as driving because
Element；4th, permanent-magnet eddy current flexibility retarder overcomes the big disadvantage of current vortex retarder power consumption, by high performance Nd-Fe-B permanent magnetic
Body provides magnetic field, does not need to power, saves power supply；Stepless time adjustment is changed to by the level Four speed regulation of current vortex retarder, braking turns
Square electrodeless adjustment, driver's more convenient operation；Permanent magnet has the characteristics that small in size, light-weight, permanent magnetism relative to electromagnetic coil
Body replaces electromagnetic coil that can significantly reduce volume and weight, while stator module some materials do structure using non-magnetic material
Frame, so that double disc type permanent magnet retarder compact overall structure, light-weight.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With it can be fully applied to various fields suitable for the present invention, for those skilled in the art, can be easily
Realize other modification, therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (10)
1. a kind of swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder characterized by comprising
It is oriented to optical axis, connection is spaced retarder frame positioned opposite；
First stator and the second stator are separately mounted on the guiding optical axis, can axially be moved along the guiding optical axis
It is dynamic；
Rotor is co-axially located between the first stator and the second stator；
Supporting block is fixedly connected with the retarder frame；
Swing arm, the supporting block is hinged, the two sides of hinge joint be provided in the same direction inclination arc chute, the arc chute about
The hinged point symmetry；The periphery of first stator and the second stator has lug boss, and it is sliding to be respectively received in the arc
In slot, the arc chute movement can be such that first stator and the second stator is axially moved along the guiding optical axis；
Executing agency, the top of the hinged swing arm；
Wherein, when the executing agency drives swing arm rotation, drive first stator and the second stator it is close simultaneously or
Far from the rotor.
2. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that also wrap
It includes:
Multiple pilot holes, are uniformly arranged on first stator and the second stator circumferential edge, and the guiding optical axis passes through institute
State pilot hole；
Bearing is arranged in the pilot hole.
3. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that described convex
The portion of rising is needle bearing, is contained in the arc chute.
4. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that the branch
Bracer is circumferentially-spaced to be uniformly arranged on the rotor periphery and both ends are fixedly connected with the retarder frame respectively.
5. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that described to hold
Row mechanism is cylinder, hinged with the swing arm top, for driving the swing arm around the hinge joint axial-rotation.
6. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as claimed in claim 5, which is characterized in that the gas
Cylinder is two, is arranged on the retarder frame respectively along the guiding optical axis axial direction.
7. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as claimed in claim 6, which is characterized in that also wrap
It includes:
Transition frame is fixedly connected, for connecting gear box casing with the retarder frame other side；
Air cylinder support, one end are connect with the cylinder, and the other end is fixedly connected with retarder frame side.
8. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that described
One stator and the second stator all include:
Steel disk is circular ring shape plate-like and internal formation circular ring shape chamber；
Cover board is circular ring shape plate-like, for sealing the circular ring type chamber；
Inlet and outlet are arranged on the steel disk circumference；
Partition is arranged in the annular cavity type room between the inlet and outlet, for separating the water inlet and going out
The mouth of a river.
9. swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder as described in claim 1, which is characterized in that described turn
Son includes:
Disk is circular ring shape plate-like, and the disk two sides are provided with the first groove for installing permanent magnet；
Magnet is arranged in first groove；
Disk cover board is circular ring shape plate-like, is provided with the second groove corresponding with first groove, the disk lid
Plate is fixedly mounted on disk two sides, for fixing the magnet.
10. a kind of automobile characterized by comprising
Swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder described in claim 1-9 kind any one；
The rotor of the swing arm vehicle liquid cold dish formula permanent-magnet eddy current flexibility retarder and the fixed company of the output shaft of automotive transmission
It connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426452.4A CN110460216B (en) | 2018-05-07 | 2018-05-07 | Swing arm type liquid-cooled disc type permanent magnet eddy current flexible retarder for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810426452.4A CN110460216B (en) | 2018-05-07 | 2018-05-07 | Swing arm type liquid-cooled disc type permanent magnet eddy current flexible retarder for vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110460216A true CN110460216A (en) | 2019-11-15 |
| CN110460216B CN110460216B (en) | 2024-08-09 |
Family
ID=68471654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810426452.4A Active CN110460216B (en) | 2018-05-07 | 2018-05-07 | Swing arm type liquid-cooled disc type permanent magnet eddy current flexible retarder for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110460216B (en) |
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