CN105235459B - Suspension damping electric wheel - Google Patents
Suspension damping electric wheel Download PDFInfo
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- CN105235459B CN105235459B CN201510704540.2A CN201510704540A CN105235459B CN 105235459 B CN105235459 B CN 105235459B CN 201510704540 A CN201510704540 A CN 201510704540A CN 105235459 B CN105235459 B CN 105235459B
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- suspension
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- steel ring
- end cover
- electromagnetic brake
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Abstract
The invention relates to a suspension damping electric wheel. The suspension damping electric wheel is characterized by comprising an inner steel ring; an inner bearing, an electromagnetic brake, a bearing gland, a hub motor stator, a hub motor rotor, a tire rim and a tire are arranged outside the inner steel ring; a suspension damper is arranged in the inner steel ring, a damping assembly comprises a shell, and a guide column lubrication sleeve, a guide sleeve, a damping spring and a guide column are arranged in the shell; the shell is connected with a suspension assembly through a linkage frame, and the suspension assembly comprises an upper end cover and a lower end cover; a guide rod and a suspension spring are arranged between the upper end cover and the lower end cover, a guide pipe and a guide rod lubrication pipe are arranged outside the guide rod, and a connecting shaft is arranged in a suspension base arranged on an electric car; the electromagnetic brake comprises the bearing gland, and an electromagnetic brake movable ring is arranged in the bearing gland; and an electromagnetic brake limiting guide column is arranged outside the inner steel ring, an elastic sealing ring is arranged between the electromagnetic brake limiting guide column and an electromagnetic brake stretching guide pipe, the electromagnetic brake stretching guide pipe is connected with an electromagnetic brake stretching fixing support, an electromagnet core and an electromagnet coil are arranged outside the electromagnetic brake stretching fixing support, and the electromagnet coil is connected with the hub motor stator.
Description
Technical field
The present invention relates to the wheel of electric motor car, more particularly to suspension damping Electric Motor Wheel.
Background technology
In order that electric motor car smooth ride, reduction is jolted, and increases traveling comfort, is generally set on the vehicle frame of electric motor car
Put spring damper, or while install suspension and damper, but prior art suspension is installed separately more with damper, its structure
Complexity, installs, dismounting trouble, and maintenance is inconvenient, and fault rate is high, the shortcomings of service life is short, in addition existing electric motor car according to
By mechanical brake, i.e., by brake block and brake disc CONTACT WITH FRICTION, wheel brake is driven by brake disc, the brake of the brake structure
Piece easily weares and teares, and service life is short, just to be changed after abrasion, changes trouble, and adopts mechanical brake, brakes stationarity
It is poor.
The content of the invention
The invention aims to overcome the shortcoming that prior art is present, there is provided one kind connects into suspension with damper
One entirety, and be arranged in steel ring, installation, convenient disassembly, good damping effect is easy to maintenance, long service life, electric wheel
Son motive friction-free processed, retro-speed is fast, brakes good, the safe suspension damping Electric Motor Wheel of stationarity.
The technical scheme of suspension damping Electric Motor Wheel of the present invention is：It is characterized in that including interior steel ring, setting successively outside interior steel ring
Put inner bearing, electromagnetic brake, bearing gland, wheel hub motor stator, wheel hub motor rotor, tyre rim and tire, interior steel ring
Middle setting suspension damper, described suspension damper includes dampening assembly and suspended rack assembly, and described dampening assembly includes shell
Body, is arranged in electric motor car outside housing by electric vehicle chassis connecting seat, and guide pillar lubricating sleeve, fairlead and damping are arranged in housing
Spring, arranges guide pillar, head Jing hitch and the suspended rack assembly phase of housing in guide pillar lubricating sleeve, fairlead and damping spring
Even, described suspended rack assembly includes upper end cover and bottom end cover, and guide post and bearing spring are arranged between upper end cover and bottom end cover, leads
There are guide pipe and guide post lubrication management to outside bar, suspension base is set in electric motor car, coupling spindle is set in suspension base, couple
One setting elastic ball of axle, elastic ball contacts with the outer wall of bottom end cover, and the other end of coupling spindle arranges axle sleeve, axle sleeve with lead
Head outer wall to set contacts, described electromagnetic brake include being arranged on the electromagnetic brake rotating ring of bearing gland inwall and
It is arranged on outside the spacing lead column of electromagnetic braking of interior steel ring outer wall, the spacing lead column of electromagnetic braking and electromagnetic braking telescoping catheter phase
Coordinate, elastic seal ring is set between the spacing lead column of electromagnetic braking and electromagnetic braking telescoping catheter, electromagnetic braking is flexible to be led
Pipe connects electromagnetic braking telescopic fixed bracket, and electromagnetic core and electromagnet coil, electromagnet are arranged outside electromagnetic braking telescopic fixed bracket
Coil couples with wheel hub motor stator, drives electromagnetic core to brake with the adhesive of electromagnetic brake rotating ring after electromagnet coil power.
The invention discloses a kind of suspension damping Electric Motor Wheel, including tire, tire connection tyre rim, set in tyre rim
Interior steel ring is put, inner bearing, electromagnetic brake, bearing gland, wheel hub motor stator, wheel are set between interior steel ring and tyre rim
Hub rotor, and a suspension base is installed in interior steel ring, suspension base is mutually fixed with interior steel ring, set in suspension base
Put coupling spindle, coupling spindle is mutually perpendicular to the shaft core of the guide pillar of the guide post and dampening assembly of suspended rack assembly, and dampening assembly and
Suspended rack assembly Jing hitch carries out globality and fixes, and dampening assembly is mutually solid with the chassis of electric motor car by electric vehicle chassis connecting seat
It is fixed, when tire is in rotating operation, tire driven wheel tyre steel ring, the outer ring of inner bearing, bearing gland, the rotation of wheel hub motor rotor
Turn, and the inner ring of interior steel ring, inner bearing and wheel hub motor stator are then remained stationary as, suspension base, coupling spindle in interior steel ring, subtract
Shake component and suspended rack assembly are also remained stationary as, and dampening assembly is then mutually solid with the chassis of electric motor car by electric vehicle chassis connecting seat
Fixed, when the wheels travel of electric motor car is to bumpy sections, tire pitches and passes to tyre rim, interior steel ring and suspension bottom
Seat, suspension base drives fairlead and bottom end cover to move up and down, and fairlead drives guide pillar lubricating sleeve to move up and down along guide pillar,
Bottom end cover drives guide pipe and guide post lubrication management to move up and down along guide post, while by damping spring is to fairlead and leads
Post lubricating sleeve plays buffering effect, and bearing spring plays buffering effect to guide pipe and guide post lubrication management, and damping spring and
Bearing spring by buffering after slight up and down motion Jing upper end covers, hitch, housing and chassis connecting seat pass to electric motor car, from
And most of beat and vibration are filtered out, and make electric motor car only have slight vibration, improve the security of driver and crew and comfortable
Property, and tire is assembled into an entirety with dampening assembly and suspended rack assembly, the electric vehicle chassis connecting seat of dampening assembly passes through spiral shell
The securing members such as bolt are mutually fixed with electric motor car, tire, dampening assembly, suspended rack assembly integral installation, convenient disassembly, so as to be conducive to dimension
Repair, service life is longer；In addition when to be braked to wheel, electromagnet coil is powered by wheel hub motor stator,
Electromagnet coil power makes the arc surface on electromagnetic core produce suction electromagnetic field, protrudes upward electromagnetic core, electromagnetic core
Drive electromagnetic braking telescopic fixed bracket upwards, electromagnetic braking telescopic fixed bracket drives electromagnetic braking telescoping catheter upwards, electromagnetic system
Dynamic telescoping catheter upwardly elastic seal ring, when in the close electromagnetic brake rotating ring of magnetic attraction force on electromagnetic core arc surface
During the arc surface of footpath, both are maintained at 0.05mm -0.08mm in gap, so as to realize contactless braking；When braking, will
Wheel hub motor stator disconnects to the electric current of electromagnet coil, and the suction electromagnetic field of electromagnetic core disappears, and now elastic seal ring exists
Electromagnetic braking telescoping catheter is pushed down in the presence of restoring force, electromagnetic braking telescoping catheter drives downwards electromagnetic braking flexible solid
Determine frame and electromagnetic core, return electromagnetic core in situ, now the exterior arc surface of electromagnetic core is interior with electromagnetic brake rotating ring
Arc surface gap is maintained at 0.8mm -1.0mm, so as to braking will not be produced, the electromagnetic brake braking telescopic process in, nothing
Frictional force is produced, and retro-speed is fast, and effect is good, and braking is steady, safe, it is not necessary to plus lubricating oil, and long service life is acyclic
Border affects.
Suspension damping Electric Motor Wheel of the present invention, the both sides of described suspended rack assembly upper end cover arrange extension spring, the other end of extension spring
It is connected with interior steel ring.There is extension spring, prevent suspension with tire outside diameter by road surface effect and two LRO Lateral Runouts, improve traditional suspension knot
The beat of structure and produce vibrations, reduce wheels travel air resistance coefficient, to have been saved and affected power attenuation by air resistance coefficient, carry
The continual mileage of high vehicle.The spacing lead column of described electromagnetic braking is fixed on the outer wall of interior steel ring by screw.Described electricity
Magnetic core Jing is bolted on electromagnetic braking telescopic fixed bracket.It is easy for installation, it is fixed reliable.Described interior steel ring and bearing pressure
The electromagnetic brake arranged between lid is 8 groups.8 groups of electromagnetic brakes, it is ensured that brake of electric vehicle speed is fast.
Description of the drawings
Fig. 1 is the structural representation of suspension damping Electric Motor Wheel of the present invention；
Fig. 2 is the schematic side view of suspension damping Electric Motor Wheel of the present invention；
Fig. 3 is the schematic front view of dampening assembly and suspended rack assembly；
Fig. 4 is the structural representation of dampening assembly and suspended rack assembly；
Fig. 5 is close-up schematic view at the A of Fig. 1；
Fig. 6 is the B of Fig. 5 to structural representation.
Specific embodiment
The present invention relates to a kind of suspension damping Electric Motor Wheel, as shown in Fig. 1-Fig. 6, it is characterised in that：Including interior steel ring 31,
Set gradually outside interior steel ring inner bearing 32, electromagnetic brake, bearing gland 33, wheel hub motor stator 34, wheel hub motor rotor 35,
Tyre rim 36 and tire 37, arrange suspension damper in interior steel ring, described suspension damper includes dampening assembly and suspension
Component, described dampening assembly includes housing 9, is arranged in electric motor car by electric vehicle chassis connecting seat 12 outside housing, housing
Interior setting guide pillar lubricating sleeve 10, fairlead 11 and damping spring 7, arrange in guide pillar lubricating sleeve, fairlead and damping spring and lead
Post 8, the head Jing hitch 5 of housing is connected with suspended rack assembly, and described suspended rack assembly includes upper end cover 3 and bottom end cover 21, on
Guide post 20 and bearing spring 2 are set between end cap and bottom end cover, there is guide pipe 17 and guide post lubrication management 18 outside guide post,
Suspension base 15 is set in electric motor car, coupling spindle 14, a setting elastic ball 16 of coupling spindle, elastic ball are set in suspension base
16 contact with the outer wall of bottom end cover 21, and the other end of coupling spindle arranges axle sleeve 22, the head outer wall phase of axle sleeve and fairlead 11
Contact, described electromagnetic brake includes being arranged on the electromagnetic brake rotating ring 41 of the inwall of bearing gland 33 and is arranged on interior steel ring
The spacing lead column 42 of electromagnetic braking of 31 outer walls, the spacing lead column 42 of electromagnetic braking is outer to match with electromagnetic braking telescoping catheter 43
Close, elastic seal ring 44 is set between the spacing lead column of electromagnetic braking and electromagnetic braking telescoping catheter, electromagnetic braking is flexible to be led
The connection electromagnetic braking of pipe 43 telescopic fixed bracket 45, electromagnetic braking telescopic fixed bracket 45 is outer to arrange electromagnetic core 46 and electromagnet coil
47, electromagnet coil couples with wheel hub motor stator 34, drives electromagnetic core to move with electromagnetic brake after electromagnet coil power
The adhesive of ring 41 is braked.Including tire 37, tire connection tyre rim 36, arrange in tyre rim in steel ring 31, interior steel ring with
Inner bearing 32, electromagnetic brake, bearing gland 33, wheel hub motor stator 34, wheel hub motor rotor 35 are set between tyre rim,
And a suspension base 15 is installed in interior steel ring, suspension base is mutually fixed with interior steel ring 31, and connection is arranged in suspension base
Axle 14, coupling spindle is mutually perpendicular to the shaft core of the guide pillar 8 of the guide post 20 and dampening assembly of suspended rack assembly, and dampening assembly and outstanding
Frame component Jing hitch 5 carries out globality and fixes, and dampening assembly passes through the chassis phase of electric vehicle chassis connecting seat 12 and electric motor car
It is fixed, when tire 37 is in rotating operation, the tire driven wheel tyre steel ring 36, outer ring of inner bearing 32, bearing gland 33, wheel hub electricity
Machine rotor 35 rotates, and interior steel ring 31, the inner ring of inner bearing 32 and wheel hub motor stator 34 are then remained stationary as, outstanding in interior steel ring
Frame base 15, coupling spindle 14, dampening assembly and suspended rack assembly are also remained stationary as, and dampening assembly then passes through electric vehicle chassis connecting seat
12 mutually fix with the chassis of electric motor car, and when the wheels travel of electric motor car is to bumpy sections, tire 37 pitches and passes to wheel
Tyre steel ring 36, interior steel ring 31 and suspension base 15, suspension base drives fairlead 11 and bottom end cover 21 to move up and down, fairlead band
Dynamic guide pillar lubricating sleeve 10 moves up and down along guide pillar 8, and bottom end cover 21 drives guide pipe 17 and guide post lubrication management 18 along leading
Move up and down to bar 20, while playing buffering effect, bearing spring to fairlead 11 and guide pillar lubricating sleeve 10 by damping spring 7
2 pairs of guide pipes 17 and guide post lubrication management 18 play buffering effect, and damping spring 7 and bearing spring 2 by buffering after it is slight
Up and down motion Jing upper end covers 3, hitch 5, housing 8 and chassis connecting seat 12 pass to electric motor car, most of inclined so as to filter out
Pendulum and vibrate, make electric motor car only have slight vibration, improve the security and comfortableness of driver and crew, and tire and damping group
Part and suspended rack assembly are assembled into an entirety, the electric vehicle chassis connecting seat 12 of dampening assembly by the securing members such as bolt with it is electronic
Car is mutually fixed, tire, dampening assembly, suspended rack assembly integral installation, convenient disassembly, and so as to be conducive to maintenance, service life is longer；
In addition when to be braked to wheel, electromagnet coil 47 is powered by wheel hub motor stator 34, electromagnet coil leads to
Electricity makes the arc surface on electromagnetic core 46 produce suction electromagnetic field, protrudes upward electromagnetic core, and electromagnetic core drives electromagnetic system
Upwards, electromagnetic braking telescopic fixed bracket drives electromagnetic braking telescoping catheter 43 upwards to dynamic telescopic fixed bracket 45, and electromagnetic braking is stretched
Conduit upwardly elastic seal ring 44, when in the close electromagnetic brake rotating ring 41 of magnetic attraction force on the arc surface of electromagnetic core 46
During the arc surface of footpath, both are maintained at 0.05mm -0.08mm in gap, so as to realize contactless braking；When braking, will
Wheel hub motor stator 34 disconnects to the electric current of electromagnet coil 47, and the suction electromagnetic field of electromagnetic core 46 disappears, now elastic close
Seal 44 pushes down on electromagnetic braking telescoping catheter 43 in the presence of restoring force, and electromagnetic braking telescoping catheter drives downwards electromagnetism
Braking telescopic fixed bracket 45 and electromagnetic core 46, return electromagnetic core in situ, now the exterior arc surface and electromagnetism of electromagnetic core
The inner arc surface gap of brake rotating ring 41 is maintained at 0.8mm -1.0mm, and so as to produce braking, the electromagnetic brake exists
In braking telescopic process, zerofriction force is produced, and retro-speed is fast, and effect is good, and braking is steady, safe, it is not necessary to plus lubrication
Oil, long service life, without ambient influnence.The both sides of described suspended rack assembly upper end cover 3 arrange extension spring 13, the other end of extension spring with
Interior steel ring 31 is connected.There is extension spring 13, prevent suspension with tire outside diameter by road surface effect and two LRO Lateral Runouts, improve traditional suspension
The beat of structure and produce vibrations, reduce wheels travel air resistance coefficient, to have been saved and affected power attenuation by air resistance coefficient,
Improve the continual mileage of vehicle.The spacing lead column 42 of described electromagnetic braking is fixed on the outer wall of interior steel ring 31 by screw 48.
The described Jing bolts 49 of electromagnetic core 46 are fixed on electromagnetic braking telescopic fixed bracket 45.It is easy for installation, it is fixed reliable.Described
The electromagnetic brake arranged between interior steel ring 31 and bearing gland 33 is 8 groups.8 groups of electromagnetic brakes, it is ensured that brake of electric vehicle speed
Degree is fast.
Claims (5)
1. suspension damping Electric Motor Wheel, it is characterised in that：Including interior steel ring（31）, outside interior steel ring inner bearing is set gradually（32）, electricity
Magnetic brake, bearing gland（33）, wheel hub motor stator（34）, wheel hub motor rotor（35）, tyre rim（36）And tire
（37）, suspension damper is set in interior steel ring, described suspension damper includes dampening assembly and suspended rack assembly, described damping
Component includes housing（9）, electric vehicle chassis connecting seat is passed through outside housing（12）In electric motor car, guide pillar profit is set in housing
Sliding sleeve（10）, fairlead（11）And damping spring（7）, guide pillar is set in guide pillar lubricating sleeve, fairlead and damping spring（8）,
The head Jing hitch of housing（5）It is connected with suspended rack assembly, described suspended rack assembly includes upper end cover（3）And bottom end cover（21）,
Guide post is set between upper end cover and bottom end cover（20）And bearing spring（2）, there is guide pipe outside guide post（17）With guide post profit
Slip pipe（18）, suspension base is set in electric motor car（15）, coupling spindle is set in suspension base（14）, a setting of coupling spindle
Elastic ball（16）, elastic ball（16）With bottom end cover（21）Outer wall contact, the other end of coupling spindle arranges axle sleeve（22）, axle sleeve
With fairlead（11）Head outer wall contact, described electromagnetic brake includes being arranged on bearing gland（33）The electromagnetism of inwall
Brake rotating ring（41）Be arranged on interior steel ring（31）The spacing lead column of electromagnetic braking of outer wall（42）, the spacing guiding of electromagnetic braking
Post（42）Outward with electromagnetic braking telescoping catheter（43）Be engaged, the spacing lead column of electromagnetic braking and electromagnetic braking telescoping catheter it
Between elastic seal ring is set（44）, electromagnetic braking telescoping catheter（43）Connection electromagnetic braking telescopic fixed bracket（45）, electromagnetic braking
Telescopic fixed bracket（45）Outer setting electromagnetic core（46）And electromagnet coil（47）, electromagnet coil and wheel hub motor stator（34）
Connection, drives electromagnetic core and electromagnetic brake rotating ring after electromagnet coil power（41）Adhesive is braked.
2. suspension damping Electric Motor Wheel as claimed in claim 1, it is characterised in that：Described suspended rack assembly upper end cover（3）Two
Side arranges extension spring（13）, the other end of extension spring and interior steel ring（31）It is connected.
3. suspension damping Electric Motor Wheel as claimed in claim 1, it is characterised in that：The spacing lead column of described electromagnetic braking（42）
By screw（48）It is fixed on interior steel ring（31）Outer wall on.
4. suspension damping Electric Motor Wheel as claimed in claim 1, it is characterised in that：Described electromagnetic core（46）Jing bolts（49）
It is fixed on electromagnetic braking telescopic fixed bracket（45）On.
5. suspension damping Electric Motor Wheel as claimed in claim 1, it is characterised in that：Described interior steel ring（31）With bearing gland
（33）Between arrange electromagnetic brake be 8 groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510704540.2A CN105235459B (en) | 2015-10-27 | 2015-10-27 | Suspension damping electric wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510704540.2A CN105235459B (en) | 2015-10-27 | 2015-10-27 | Suspension damping electric wheel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105235459A CN105235459A (en) | 2016-01-13 |
| CN105235459B true CN105235459B (en) | 2017-05-10 |
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ID=55033386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510704540.2A Active CN105235459B (en) | 2015-10-27 | 2015-10-27 | Suspension damping electric wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105235459B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105799442B (en) * | 2016-04-19 | 2017-11-17 | 李志联 | Electric automobile chassis suspension assembly |
| CN108407601B (en) * | 2018-02-11 | 2019-11-08 | 清华大学 | A kind of built-in suspension and position restraint-type driven motor wheel of In-wheel motor driving |
| CN108443406B (en) * | 2018-05-21 | 2023-10-27 | 李志联 | Built-in oilless double-guide-post shock absorber of electric wheel |
| CN109159663A (en) * | 2018-08-21 | 2019-01-08 | 亿嘉和科技股份有限公司 | Simple assembly chassis wheel group |
| CN111152616B (en) * | 2020-01-08 | 2022-09-27 | 合肥工业大学 | Magnetorheological damping suspension and measurement and control method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1547844B1 (en) * | 2002-08-29 | 2012-02-01 | Kabushiki Kaisha Bridgestone | In-wheel motor system |
| JP4279213B2 (en) * | 2004-06-29 | 2009-06-17 | 株式会社ブリヂストン | In-wheel motor system |
| WO2007032345A1 (en) * | 2005-09-13 | 2007-03-22 | Kabushiki Kaisha Bridgestone | In-wheel motor system |
| CN203888609U (en) * | 2014-06-10 | 2014-10-22 | 山东交通学院 | Individual drive-brake and active suspension integrated hydraulic-drive driving wheel |
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2015
- 2015-10-27 CN CN201510704540.2A patent/CN105235459B/en active Active
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| Publication number | Publication date |
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| CN105235459A (en) | 2016-01-13 |
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