CN110230654A - Wheelchair scooter and hub motor electromagnetic brake system - Google Patents
Wheelchair scooter and hub motor electromagnetic brake system Download PDFInfo
- Publication number
- CN110230654A CN110230654A CN201910619890.7A CN201910619890A CN110230654A CN 110230654 A CN110230654 A CN 110230654A CN 201910619890 A CN201910619890 A CN 201910619890A CN 110230654 A CN110230654 A CN 110230654A
- Authority
- CN
- China
- Prior art keywords
- shell
- hub motor
- armature spindle
- movable holddown
- brake system
- 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.)
- Pending
Links
- 238000009434 installation Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
- A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
- A61G5/10—Parts, details or accessories
- A61G5/1005—Wheelchairs having brakes
-
- 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
- F16D65/00—Parts or details
- F16D65/14—Actuating mechanisms for brakes; Means for initiating operation at a predetermined position
-
- 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
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/20—Electric or magnetic using electromagnets
-
- 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
- F16D2121/00—Type of actuator operation force
- F16D2121/18—Electric or magnetic
- F16D2121/24—Electric or magnetic using motors
-
- 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
- F16D2123/00—Multiple operation forces
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Mechanical Engineering (AREA)
- Braking Arrangements (AREA)
Abstract
The invention discloses a kind of wheelchair scooter and hub motor electromagnetic brake system, wheelchair scooter includes hub motor electromagnetic brake system;Hub motor electromagnetic brake system includes: that hub motor and electromagnetism are stopped;Hub motor includes: stator and the outer rotor relative to stator rotation;Stator includes: stator axis;Outer rotor includes: hollow armature spindle;Stator axis passes through armature spindle;Electromagnetism brake includes: shell, brake block, movable holddown pushes movable holddown to move so that brake block contact movable holddown and/or shell are with the elastic component that brakes and for applying the electromagnet for overcoming the elastic force of elastic component that movable holddown is attracted to move when being powered for applying active force to movable holddown;Shell is formed with or is equipped with the guide post of guiding movable holddown movement;Brake block is installed to armature spindle and armature spindle and is rotated synchronously.The invention has the beneficial effects that realizing that electromagnetism is stopped and the combination of hub motor can carry out electromagnetic brake to hub motor.
Description
Technical field
The present invention relates to a kind of hub motor electromagnetic brake system more particularly to a kind of wheel hubs applied to wheelchair scooter
Motor electromagnetic brake system.
Background technique
Wheelchair scooter is also known as electric wheelchair or mobility scooter for old people.Drive vehicle wheel rotation to make wheelchair generation using motor
Step vehicle moves on the ground, realizes traveling of riding instead of walk.
Wheelchair scooter is braked using brake structure.Hub motor and existing brush motor and the nothing with gear-box
Brush motor has bigger advantage, therefore its usage amount cumulative year after year on cost, reasonable structure.But the brake of hub motor
Vehicle never has very good solution mode.Traditional electromagnetism brake is difficult to apply in hub motor.
Summary of the invention
In order to solve the deficiencies in the prior art, it is the present invention provides a kind of hub motor electromagnetic brake system and using this
The wheelchair scooter of system, can brake to hub motor.
In order to achieve the above objectives, the present invention uses following scheme:
A kind of hub motor electromagnetic brake system, comprising: hub motor and electromagnetism are stopped;
Hub motor includes: stator and the outer rotor relative to stator rotation;Stator includes: stator axis;Outer rotor includes:
Hollow armature spindle;Stator axis passes through armature spindle;Stator further includes stator coil.Outer rotor further includes motor outer-end cover.
Electromagnetism brake includes: shell, brake block, movable holddown, for applying active force to movable holddown to push movable pressure
Block moves so that brake block contact movable holddown and/or shell overcome with the elastic component that brakes and for applying when being powered
The elastic force of elastic component attracts the electromagnet of movable holddown movement;
Electromagnet is fixed to shell;Shell is formed with or is equipped with the guide post of guiding movable holddown movement;Brake block peace
It is filled to armature spindle and armature spindle rotates synchronously.
Further, brake block is slidably mounted to armature spindle;The direction of motion of movable holddown and the sliding of brake block
Pivot center of the direction each parallel to outer rotor.
Further, shell includes: the Internal baffle for contacting with brake block;Brake block is located at movable holddown and Internal baffle
Between;
In electromagnet power-off, resilient element urges movable holddown is moved to Internal baffle, and movable holddown and Internal baffle are from two sides
Clamp brake block.
Further, electromagnetism is stopped further include: rotor link block;Rotor link block is fixed to armature spindle;Brake block is slidably
Ground is connected to rotor link block and rotates synchronously with rotor link block.
Further, the both ends of elastic component are respectively connected to movable holddown and electromagnet.
Further, one end that stator axis passes through armature spindle is fixed to shell.
Further, electromagnetism is stopped further include: is supported between armature spindle and shell and enables armature spindle relative to shell
The supporting element of body rotation;Supporting element is bearing or axle sleeve;Two supporting elements are mounted respectively to the both ends of shell.
Further, the middle part of shell is equipped with the mounting structure for installing electromagnetism brake.
A kind of wheelchair scooter, comprising: vehicle frame and the wheel that can be rotated relative to vehicle frame;It is characterized in that, wheelchair is ridden instead of walk
Vehicle further include: above-mentioned hub motor electromagnetic brake system;Wheel is installed to outer rotor;Shell is installed to vehicle frame.
Further, electromagnetism is stopped further include: is supported between armature spindle and shell and enables armature spindle relative to shell
The supporting element of body rotation;Supporting element is bearing or axle sleeve;Two supporting elements are mounted respectively to the both ends of shell;Pacify at the middle part of shell
It is filled to vehicle frame.
The invention has the beneficial effects that realizing that electromagnetism is stopped and the combination of hub motor brakes to hub motor.Branch
The setting of support member and electromagnetism stop and the mounting means of hub motor, reduces the torque arm length of the cantilever design of hub motor,
To improve the stability and service life of system.
Detailed description of the invention
Fig. 1 is the hub motor electromagnetic brake system of wheelchair scooter of the invention and the schematic diagram of vehicle frame installation;
Fig. 2 is the cross-sectional view of hub motor electromagnetic brake system in Fig. 1, shows state when electromagnet power-off;
Fig. 3 is the cross-sectional view of another state of hub motor electromagnetic brake system in Fig. 2, is shown when electromagnet is powered
State;
Fig. 4 is the explosive view of hub motor electromagnetic brake system in Fig. 2;
Fig. 5 is the schematic diagram at another visual angle of hub motor electromagnetic brake system in Fig. 2.
Vehicle frame 200, hub motor electromagnetic brake system 100, hub motor 10, stator 11, stator axis 111, outer rotor 12,
Armature spindle 121, electromagnetism brake 20, shell 21, shell 211, outer cover body 2111, shell end cap 2112, inner casing 212, front cover 2121,
Middle shell 2122, rear cover 2123, Internal baffle 21a, guide post 21b, brake block 22, movable holddown 23, elastic component 24, electromagnet 25,
Rotor link block 26, supporting element 27.
Specific embodiment
Specific introduce is made to the present invention below in conjunction with the drawings and specific embodiments.
As shown in Figures 1 to 5, a kind of wheelchair scooter, comprising: vehicle frame 200, wheel, hub motor 10 and electromagnetism brake 20.
Wheel is rotated relative to vehicle frame 200.Hub motor 10 drives vehicle wheel rotation.Hub motor and electromagnetism brake 20 constitute hub motors electricity
Magnetic brake system 100.Hub motor electromagnetic brake system 100 includes hub motor 10 and electromagnetism brake 20.Wheel is illustrated only in Fig. 1
A part of the vehicle frame 200 of chair scooter.The part is for connecting electromagnetism brake 20 and hub motor 10.
Hub motor 10 includes: stator 11 and the outer rotor 12 relative to the rotation of stator 11.Stator 11 includes: stator axis
111.Outer rotor 12 includes: that armature spindle 121 is hollow structure hollow structure in other words.Armature spindle 121 forms centre bore.Stator axis
111 pass through armature spindle 121.Stator axis 111 passes through centre bore.Armature spindle 121 is set in the periphery of stator axis 111.
Electromagnetism brake 20 includes: shell 21, brake block 22, movable holddown 23, elastic component 24 and electromagnet 25.Wheel install to
Outer rotor 12.Shell 21 is installed to vehicle frame 200.Shell 21 is formed with mounting structure.The mounting structure of shell 21 by electromagnetism stop 20
It is fixed to vehicle frame 200.Shell 21 installs hub motor 10 and electromagnetism brake 20 to vehicle frame 200.
Movable holddown 23 is moved relative to shell 21.Specifically, movable holddown 23 is slided relative to shell 21.Elastic component
24 to the application active force of movable holddown 23 for pushing movable holddown 23 to move so that brake block 22 contacts 23 He of movable holddown
Shell 21 is to brake.Specifically, movable holddown 23 is the metalwork that can be attracted by electromagnet 25.Electromagnet 25 is being powered
When attract movable holddown 23 move.Electromagnet 25 is to 23 attraction direction of movable holddown with elastic component 24 to the work of movable holddown 23
Power thrusts are opposite.Electromagnet 25 overcomes elastic component 24 that movable holddown 23 is attracted to move when being powered.Electromagnet 25 is fixed to shell
21。
As an alternative embodiment, can be contacted with movable holddown through frictional force system by brake block
It is dynamic.It can also be contacted by brake block with shell and be braked by frictional force.
Shell 21 is equipped with the guide post 21b that guiding movable holddown 23 moves.Movable holddown 23 is formed with pilot hole.Guiding
Column 21b is slided in pilot hole.As an alternative embodiment, guide post can be used as a part of shell by shell shape
At.
The installation of brake block 22 to armature spindle 121 and armature spindle 121 rotates synchronously.Specifically, brake block 22 is slideably
It installs to armature spindle 121.The direction of motion of movable holddown 23 and the glide direction of brake block 22 turn each parallel to outer rotor 12
Shaft line.Specifically, electromagnetism brake 20 further include: rotor link block 26.Rotor link block 26 is fixed to armature spindle 121.Brake
Piece 22 is slidably attached to rotor link block 26 and rotates synchronously with rotor link block 26.26 squarely of rotor link block.It stops
Vehicle piece 22 is equipped with the square hole cooperated with rotor link block 26.
Shell 21 includes: Internal baffle 21a.Internal baffle 21a with brake block 22 for contacting.Brake block 22 is located at movable holddown
Between 23 and Internal baffle 21a.When electromagnet 25 powers off, elastic component 24 pushes movable holddown 23 to move to Internal baffle 21a, activity
Briquetting 23 and Internal baffle 21a are from two sides clamping brake block 22 to realize braking.
As a kind of specific embodiment, the both ends of elastic component 24 are respectively connected to movable holddown 23 and electromagnet 25.
Elastic component 24 applies to the active force moved far from 25 direction of electromagnet movable holddown 23.Elastic component 24 is compressed spring.It is more
It is uniformly distributed in the circumferential direction of pivot center of a elastic component 24 in outer rotor 12.Rotation of multiple guide post 21b in outer rotor 12
It is uniformly distributed in the circumferential direction of axis.The number of guide post 21b and the number of elastic component 24 are equal.As a kind of optional embodiment party
Formula, the number of guide post and the number of elastic component can be unequal.
One end that stator axis 111 passes through armature spindle 121 is fixed to shell 21.Stator axis 111 is fixed to shell by nut
21。
Electromagnetism brake 20 further include: be supported between armature spindle 121 and shell 21 and enable armature spindle 121 relative to shell
The supporting element 27 that body 21 rotates.As a kind of specific embodiment, supporting element 27 is bearing.Two supporting elements 27 are installed respectively
To the both ends of shell 21.As an alternative embodiment, supporting element can be axle sleeve.
The middle part of shell 21 is equipped with the mounting structure for installing electromagnetism brake 20.It installs to vehicle frame 200 at the middle part of shell 21.
Shell 21 is metal shell, for quickly the heat that braking process generates to shed, convenient for heat dissipation, perfect heat-dissipating.
Supporting element 27 is supported armature spindle 121, electromagnetism brake 20 and hub motor 10 is installed by shell 21, compared to straight
The mounting means that stator axis is fixed to vehicle frame 200 was connected, the torque arm length of cantilever design is shortened, to improve system
Stability and service life.
As a kind of specific embodiment, shell 21 includes shell 211 and inner casing 212.Shell 211 is fixed to inner casing
212.The periphery of inner casing 211 is arranged in shell 211.Shell 211 includes outer cover body 2111 and shell end cap 2112.Inner casing 212
Including front cover 2121, middle shell 2122 and rear cover 2123.Two supporting elements 27 are mounted respectively to front cover 2121 and rear cover 2123.Front cover
2121 and rear cover 2123 be fixed to the both ends of middle shell 2122.As a kind of optional implementation, outer cover body can be with middle shell conduct
One part, shell end cap can be with rear covers as a part.In other words, only setting inner casing is not provided with shell.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the above embodiments do not limit the invention in any form, all obtained by the way of equivalent substitution or equivalent transformation
Technical solution is fallen within the scope of protection of the present invention.
Claims (10)
1. a kind of hub motor electromagnetic brake system characterized by comprising hub motor and electromagnetism are stopped;
The hub motor includes: stator and the outer rotor relative to the stator rotation;The stator includes: stator axis;Institute
Stating outer rotor includes: hollow armature spindle;The stator axis passes through the armature spindle;
The electromagnetism brake includes: shell, brake block, movable holddown, for applying active force to the movable holddown to push
State movable holddown move so that the brake block contact the movable holddown and/or the shell with the elastic component that brakes and
For applying the electromagnet for overcoming the elastic force of the elastic component to attract the movable holddown movement when being powered;
The electromagnet is fixed to the shell;The shell is formed with or is equipped with the guiding for being oriented to the movable holddown movement
Column;The brake block is installed to the armature spindle and the armature spindle and is rotated synchronously.
2. hub motor electromagnetic brake system according to claim 1, which is characterized in that
The brake block is slidably mounted to the armature spindle;The cunning of the direction of motion of the movable holddown and the brake block
Pivot center of the dynamic direction each parallel to the outer rotor.
3. hub motor electromagnetic brake system according to claim 2, which is characterized in that
The shell includes: the Internal baffle for contacting with the brake block;The brake block is located at the movable holddown and institute
It states between Internal baffle;
In electromagnet power-off, movable holddown described in the resilient element urges is moved to the Internal baffle, the activity pressure
Block and the Internal baffle clamp the brake block from two sides.
4. hub motor electromagnetic brake system according to claim 2, which is characterized in that
The electromagnetism is stopped further include: rotor link block;The rotor link block is fixed to the armature spindle;The brake block can be slided
It is connected to the rotor link block dynamicly and is rotated synchronously with the rotor link block.
5. hub motor electromagnetic brake system according to claim 1, which is characterized in that
The both ends of the elastic component are respectively connected to the movable holddown and the electromagnet.
6. hub motor electromagnetic brake system according to claim 1, which is characterized in that
One end that the stator axis passes through the armature spindle is fixed to the shell.
7. according to claim 1 to hub motor electromagnetic brake system described in 6 any one, which is characterized in that
The electromagnetism is stopped further include: be supported between the armature spindle and the shell and enable the armature spindle relative to
The supporting element of the housing into rotation;The supporting element is bearing or axle sleeve;Two supporting elements are mounted respectively to the shell
Both ends.
8. hub motor electromagnetic brake system according to claim 7, which is characterized in that
The middle part of the shell is equipped with the mounting structure stopped for installing the electromagnetism.
9. a kind of wheelchair scooter, comprising: vehicle frame and the wheel that can be rotated relative to the vehicle frame;It is characterized in that, the wheel
Chair scooter further include: the hub motor electromagnetic brake system as described in claim 1 to 6 any one;The wheel installation
To the outer rotor;The shell is installed to the vehicle frame.
10. wheelchair scooter according to claim 9, which is characterized in that
The electromagnetism is stopped further include: be supported between the armature spindle and the shell and enable the armature spindle relative to
The supporting element of the housing into rotation;The supporting element is bearing or axle sleeve;Two supporting elements are mounted respectively to the shell
Both ends;It installs to the vehicle frame at the middle part of the shell.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910619890.7A CN110230654A (en) | 2019-07-10 | 2019-07-10 | Wheelchair scooter and hub motor electromagnetic brake system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910619890.7A CN110230654A (en) | 2019-07-10 | 2019-07-10 | Wheelchair scooter and hub motor electromagnetic brake system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN110230654A true CN110230654A (en) | 2019-09-13 |
Family
ID=67855239
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910619890.7A Pending CN110230654A (en) | 2019-07-10 | 2019-07-10 | Wheelchair scooter and hub motor electromagnetic brake system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN110230654A (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070089946A1 (en) * | 2005-10-25 | 2007-04-26 | Jaeger Industrial Co., Ltd. | Slimmed wheel motor having brake |
NL2007261C2 (en) * | 2011-08-12 | 2013-02-13 | E Traction Europe Bv | In-wheel motor with brake. |
CN206894433U (en) * | 2017-07-21 | 2018-01-16 | 浙江尤奈特电机有限公司 | A kind of wheel hub motor with external brake gear |
CN210344110U (en) * | 2019-07-10 | 2020-04-17 | 绍兴市百汇汽车销售有限公司 | Wheelchair vehicle and hub motor electromagnetic brake system |
-
2019
- 2019-07-10 CN CN201910619890.7A patent/CN110230654A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20070089946A1 (en) * | 2005-10-25 | 2007-04-26 | Jaeger Industrial Co., Ltd. | Slimmed wheel motor having brake |
NL2007261C2 (en) * | 2011-08-12 | 2013-02-13 | E Traction Europe Bv | In-wheel motor with brake. |
CN206894433U (en) * | 2017-07-21 | 2018-01-16 | 浙江尤奈特电机有限公司 | A kind of wheel hub motor with external brake gear |
CN210344110U (en) * | 2019-07-10 | 2020-04-17 | 绍兴市百汇汽车销售有限公司 | Wheelchair vehicle and hub motor electromagnetic brake system |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN107401565B (en) | High-precision brake mechanism | |
JP2009210054A (en) | Wheel construction | |
TWM336625U (en) | Contact type suspension system power generating unit | |
CN104691747A (en) | Air vehicle full-electric braking device and method thereof | |
JP3225925U (en) | Electromagnetic brake motor | |
CN201891780U (en) | DC (direct current) electromagnetic brake | |
CN210344110U (en) | Wheelchair vehicle and hub motor electromagnetic brake system | |
CN110230654A (en) | Wheelchair scooter and hub motor electromagnetic brake system | |
CN218754374U (en) | Three-phase asynchronous motor for construction elevator | |
CN213200004U (en) | Electromagnetic brake device | |
CN108340769A (en) | A kind of outer rotor hub motor electric vehicle driving braking integrated apparatus | |
CN105465244B (en) | A kind of electromagnetic power-off brake that can arbitrarily adjust rubbing surface gap | |
CN205371397U (en) | Electromagnetism that can adjust friction surface clearance wantonly loses electric brake | |
CN113752993B (en) | Disc type braking device for kinetic energy conversion of new energy automobile | |
CN110131339B (en) | Unmanned aerial vehicle electronic control brake system | |
CN101865224B (en) | Permanent magnet safe brake | |
CN206242803U (en) | With the Mecanum wheel apparatus that roller controllability is rotated | |
CN106427388B (en) | Mecanum wheel apparatus with the rotation of roller controllability | |
JP2019100351A (en) | Disc brake | |
CN217720932U (en) | Electric automobile takes buffer gear's motor | |
CN220869932U (en) | Electromagnetic brake and motor using same | |
CN107687488B (en) | Electromagnetic brake | |
CN201739391U (en) | Permanent magnetic dead electromagnet brake with high friction factor | |
CN216951411U (en) | Brake assembly convenient to adjust brake block | |
CN216767540U (en) | Electromagnetic clutch and water pump |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination |