CN109301976A - Bearing type permanent magnet direct-drive hoofing part assembly - Google Patents
Bearing type permanent magnet direct-drive hoofing part assembly Download PDFInfo
- Publication number
- CN109301976A CN109301976A CN201811360155.0A CN201811360155A CN109301976A CN 109301976 A CN109301976 A CN 109301976A CN 201811360155 A CN201811360155 A CN 201811360155A CN 109301976 A CN109301976 A CN 109301976A
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- China
- Prior art keywords
- heat dissipation
- supporting frame
- bearing
- shaft
- drive
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of bearing type permanent magnet direct-drive hoofing part assemblies, belong to Mechatronics control technical field, solve the problem that traditional outer rotor direct driving motor radiating performance is poor, can not be suitable under high-power heavy carrying scene.It mainly include heat dissipation supporting frame, medial support plate, shaft, motor stator, magnetosphere and wheel hub.Structure of the invention design is succinct and ingenious, and very strong heat dissipation performance is also equipped with while compact-sized, small in size；Enabling capabilities are strong, bearing capacity is strong, increase substantially the service life of product；The present invention integrates the advantage of speed reducer driving motor and direct-driving type motor, can be widely used in the every field such as auto electric industry, machinery industry, is of great significance in Mechatronics control field.
Description
Technical field
The invention belongs to Mechatronics control technical fields, specifically, more particularly to a kind of compact-sized, volume
It is small, occupy little space, drive assembly has superior heat radiation performance and the Double-support-type structure of stronger bearing capacity design
Bearing type permanent magnet direct-drive hoofing part assembly.
Background technique
The similar driving walking mechanism in the whole world is all made of the additional speed reducer of motor and is composed at present, and motor has selection to have brush
Motor and brushless motor, be inner-rotor type, range of speeds 3000-10000rpm, retarder discrete and two kinds horizontal, is subtracted
Fast pattern is that planetary reduction gear and turbine worm slow down two kinds, due to the presence of gear, has to carry out regularly in use process
Replacement and maintenance.The maintenance and maintenance cost of this respect will be greatly reduced according to straight drive mode, and turned using efficiently outer
Type low speed high torque design of electrical motor has become the developing direction directly driven.
Two kinds of each have their own advantages of driving method, traditional deceleration drive structure design complexity, and occupied space is big, with section
The small form factor requirements of the continuous development of skill, product are higher and higher, it is seen that retardation gear ejector half walking mechanism can not be in small form factor requirements
Higher technical field is used widely.
And direct-driving type walking mechanism is on the contrary, with the advantage compact-sized, small in size, area occupied is small.But due to
External rotor electric machine feature, inside its motor, the heat that motor generates during the work time is gathered in interior the coil windings of stator
Portion can not shed in time.Applicant is in the number of patent application that on December 20th, 2011 submits to State Intellectual Property Office
201120540585.8, invention and created name be direct drive motor of electric forklift Chinese patent, find that electricity in application process
The high temperature of machine is higher, and there are poor reliability under long-term top load continuous duty, the low problems of safety coefficient.The tradition is straight
Drive type walking mechanism also brings the problem that heat dissipation performance is poor, service life is short while compact-sized, can not be applied to big function
Rate carries under scene again, such as large-tonnage fork truck etc..As long as designing the heat dissipation problem of external rotor electric machine, direct-driving type motor
Carrying driving again can be completed, and its reliability and efficiency are more than traditional deceleration motor.
Summary of the invention
The purpose of the present invention is in view of the deficienciess of the prior art, providing a kind of compact-sized, small in size, occupancy sky
Between small, drive assembly have superior heat radiation performance and stronger bearing capacity the design of Double-support-type structure bearing type permanent magnetism
It is straight to drive hoofing part assembly.
The present invention is achieved by the following technical solutions:
A kind of bearing type permanent magnet direct-drive hoofing part assembly, including double-support mechanism, the double-support mechanism include heat dissipation
Support frame, the medial support plate being fixedly connected with the heat dissipation supporting frame, the heat dissipation supporting frame and the medial support plate it
Between be equipped with the shaft that connect with the medial support plate bearing, the shaft is connect with the motor stator bearing for being wound with coil, institute
It states motor stator to be fixedly connected with the heat dissipation supporting frame, the shaft is also fixedly connected with wheel hub, and the inside of the wheel hub is solid
Surely it is provided with the magnetosphere with the fitting coils.
Preferably, the adjacent inside of the coil is plugged with the stator support being fixedly connected with heat dissipation supporting frame, described fixed
Submounts and heat dissipation supporting frame constitute thermal dissipating path.
Preferably, the heat dissipation supporting frame outer surface is equipped with several radiating fins.
Preferably, the stator support, the heat dissipation supporting frame are aluminum alloy material.
Preferably, the stator support liner for increasing intensity, the stator branch are provided on the inside of the stator support
Frame liner is connect with shaft by bearing.
Preferably, the shaft includes the small support shaft of main shaft and the inside being fixedly connected with the main shaft, the main shaft
It is connect through bearing I with the motor stator bearing, the small support shaft in inside is supported in the medial support plate through bearing II.
Preferably, the wheel hub includes encapsulated wheeling supporting frame, and encapsulated wheeling supporting frame outer ring is equipped with the packet of connection fixed thereto
Rubber tire.
Preferably, inside end cap is provided on the inside of the wheel hub, periphery and the magnetosphere of the inside end cap are fixed
Connection, the inside end cap are also located between the small support shaft of the main shaft and the inside, and the inside end cap and the master
Axis, the wheel hub, the small support shaft in the inside are fixedly connected.
Preferably, the magnetosphere includes magnet fixed frame, and magnet is arranged in magnet fixed frame, the magnet fixed frame with
The end face of the heat dissipation supporting frame fitting is provided with for dust-proof sealing ring.
Preferably, the motor has been additionally provided with the hydraulic caliper-disc brake of brake function, the hydraulic tongs disc type brake
The brake disc of device is fixedly connected through brake disc connecting column with wheel hub.
Compared with prior art, the beneficial effects of the present invention are:
Heat dissipation supporting frame of the present invention is used as radiator structure to be used as support construction, heat dissipation supporting frame and medial support plate phase again
Cooperation constitutes the design of Double-support-type structure, and structural strength is high, and enabling capabilities are strong；
The thermal dissipating path that the present invention is made up of heat dissipation supporting frame, stator support, the heat inside motor is effectively transmitted
To external environment, succinctly cleverly structure is designed, so that invention is provided simultaneously with function compact-sized, small in size, that thermal diffusivity is strong；
High heat dispersion, strong enabling capabilities determine that the present invention has a very strong bearing capacity, heat dissipation it is timely, significantly
Improve the service life of product；The present invention integrates the advantage of speed reducer driving motor and direct-driving type motor, and efficient height can
By the non-maintaining effect for playing it for a long time of property, weight bearing capacity can not only be met but also meet small in size by efficiently solving conventional motors
The problem of, while solving the problems, such as traditional speed reducer long term maintenance and inefficient, industrial automation AGV logistics can be widely used in
All trades and professions and the every field such as transport, the storage of auto electric machinery, the present invention will have very in Mechatronics control field
Important meaning.
Detailed description of the invention
Fig. 1 is the schematic diagram of the section structure of the present invention；
Fig. 2 is schematic structural view of the invention one；
Fig. 3 is schematic structural view of the invention two.
In figure: 1. bearings II；2. heat dissipation supporting frame；3. medial support plate；4. magnet fixed frame；5. inside end cap；6. dissipating
Hot fin；7. main shaft；8. the small support shaft in inside；9. bearing I；10. stator support；11. stator support liner；12. glue coating wheel branch
Support；13. glue coating wheel；14. brake disc；15. brake disc connecting column；16. hydraulic caliper-disc brake；17. wheel cylinder；18. braking
Pincers；19. coil brace；20. coil.
Specific embodiment
The following further describes the present invention with reference to the drawings:
A kind of bearing type permanent magnet direct-drive hoofing part assembly, including double-support mechanism, the double-support mechanism include heat dissipation
Support frame 2, the medial support plate 3 being fixedly connected with the heat dissipation supporting frame 2, the heat dissipation supporting frame 2 and the medial support
The shaft connecting with 3 bearing of medial support plate, the shaft and the motor stator bearing for being wound with coil 20 are equipped between plate 3
Connection, the motor stator are fixedly connected with the heat dissipation supporting frame 2, and the shaft is also fixedly connected with wheel hub, the wheel hub
Inside be fixedly installed with the coil 20 cooperation magnetosphere.
Preferably, the adjacent inside of the coil 20 is plugged with the stator support 10 being fixedly connected with heat dissipation supporting frame 2, institute
It states stator support 10 and heat dissipation supporting frame 2 constitutes thermal dissipating path.
Preferably, 2 outer surface of heat dissipation supporting frame is equipped with several radiating fins 6.
Preferably, the stator support 10, the heat dissipation supporting frame 2 are aluminum alloy material.
Preferably, the inside of the stator support 10 is provided with the stator support liner 11 for increasing intensity, described fixed
Submounts liner 11 is connect with shaft by bearing.
Preferably, the shaft includes the small support shaft 8 of main shaft 7 and the inside being fixedly connected with the main shaft 7, the master
Axis 7 is connect through bearing I 9 with the motor stator bearing, and the small support shaft 8 in inside is supported on described interior collateral through bearing II 1
On fagging 3.
Preferably, the wheel hub includes encapsulated wheeling supporting frame 12, and encapsulated 12 outer ring of wheeling supporting frame is equipped with connection fixed thereto
Glue coating wheel 13.
Preferably, inside end cap 5 is provided on the inside of the wheel hub, the periphery of the inside end cap 5 and the magnetosphere are solid
Fixed connection, the inside end cap 5 are also located between the small support shaft 8 of the main shaft 7 and the inside, and the inside end cap 5 with
The main shaft 7, the wheel hub, the small support shaft 8 in the inside are fixedly connected.
Preferably, the magnetosphere includes magnet fixed frame 4, and magnet is arranged in magnet fixed frame 4, the magnet fixed frame
4 end faces being bonded with the heat dissipation supporting frame 2 are provided with for dust-proof sealing ring.
Preferably, the motor has been additionally provided with the hydraulic caliper-disc brake 16 of brake function, the hydraulic caliper disc system
The brake disc 14 of dynamic device 16 is fixedly connected through brake disc connecting column 15 with wheel hub.
Embodiment 1:
The present embodiment includes double-support mechanism, and double-support mechanism includes heat dissipation supporting frame 2 and the fixed company of heat dissipation supporting frame 2
The medial support plate 3 connect is equipped with the shaft connecting with 3 bearing of medial support plate between heat dissipation supporting frame 2 and medial support plate 3,
Shaft is connect with the motor stator bearing for being wound with coil 20, and motor stator is fixedly connected with heat dissipation supporting frame 2, and shaft is also fixed to be connected
It is connected to wheel hub, the magnetosphere cooperated with coil 20 is fixedly installed on the inside of wheel hub.The present embodiment working principle and the straight drive electricity of tradition
Machine working principle is the same, coil 20 it is electric after magnetosphere, shaft rotation, fixed wheel hub also just follows rotation with magnetosphere.This implementation
Example heat dissipation supporting frame is used as radiator structure to be used as support construction again, and heat dissipation supporting frame matches the double branch of composition with medial support plate
Support structure design, structural strength is high, and enabling capabilities are strong.
Embodiment 2:
The present embodiment includes double-support mechanism, and double-support mechanism includes heat dissipation supporting frame 2 and the fixed company of heat dissipation supporting frame 2
The medial support plate 3 connect is equipped with the shaft connecting with 3 bearing of medial support plate between heat dissipation supporting frame 2 and medial support plate 3,
Shaft is connect with the motor stator bearing for being wound with coil 20, and motor stator is fixedly connected with heat dissipation supporting frame 2, and shaft is also fixed to be connected
It is connected to wheel hub, the magnetosphere cooperated with coil 20 is fixedly installed on the inside of wheel hub.The adjacent inside grafting of the present embodiment coil 20
There is the stator support 10 being fixedly connected with heat dissipation supporting frame 2, stator support 10 and heat dissipation supporting frame 2 constitute thermal dissipating path.Turn
Axis includes the small support shaft 8 of main shaft 7 and the inside being fixedly connected with main shaft 7, and main shaft 7 connects through bearing I 9 and motor stator bearing
It connects, the small support shaft 8 in inside is supported in medial support plate 3 through bearing II 1.Wheel hub includes encapsulated wheeling supporting frame 12, glue coating wheel branch
12 outer ring of support is equipped with the glue coating wheel 13 of connection fixed thereto.Inside end cap 5, the week of inside end cap 5 are provided on the inside of wheel hub
Side is fixedly connected with magnetosphere, and inside end cap 5 is also located between the small support shaft 8 of main shaft 7 and inside, and inside end cap 5 and main shaft 7,
The encapsulated wheeling supporting frame 12 of wheel hub, the small support shaft 8 in inside are bolted and fixed.Magnetosphere includes magnet fixed frame 4, and magnet is set
It sets in magnet fixed frame 4, the end face that magnet fixed frame 4 is bonded with heat dissipation supporting frame 2 is provided with for dust-proof sealing ring.
Certain coil 20 is supported on coil brace 19, and stator support 10 is fixed on the inside of coil brace 19.?
That is motor stator includes coil 20, coil brace 19, stator support 10 is fixed on 19 inside of coil brace, and stator branch
Frame 10 is fixedly connected with heat dissipation supporting frame 2, constitutes thermal dissipating path.The heat that this thermal dissipating path can effectively generate coil 20 is timely
It is transferred to external environment.
Stator support 10 can directly be connect by bearing I 9 with shaft, and stator support 10 is interference fitted in coil brace 19
Between bearing I 9.The stator support liner 11 for increasing intensity, stator can also be set between stator support 10 and bearing I 9
Bracket liner 11 is interference fitted between stator support 10 and bearing I 9.
The present embodiment is provided with inside end cap 5 on the inside of wheel hub, and the periphery of inside end cap 5 is fixedly connected with magnetosphere, interior
Side end cap 5 is also located between the small support shaft 8 of main shaft 7 and inside, and inside end cap 5 and main shaft 7, wheel hub, the small support shaft 8 in inside are solid
Fixed connection.The design of inside end cap 5 primarily serves enhancing intensity effect, the stability of enhancing total design.
The present embodiment stator support 10, heat dissipation supporting frame 2 are aluminum alloy material, if 2 outer surface of heat dissipation supporting frame is equipped with
Dry radiating fin 6.The design of aluminum alloy material, radiating fin 6 further increases the heat dissipation performance of thermal dissipating path.
The present embodiment heat dissipation supporting frame is used as radiator structure to be used as support construction, heat dissipation supporting frame and medial support plate again
It matches and constitutes the design of Double-support-type structure, structural strength is high, and enabling capabilities are strong；
The thermal dissipating path that the present embodiment is made up of heat dissipation supporting frame, stator support, the heat inside motor is effectively passed
Defeated to arrive external environment, succinctly cleverly structure designs, so as to be provided simultaneously with compact-sized, small in size, thermal diffusivity strong for embodiment
Function；
High heat dispersion, strong enabling capabilities determine that the present invention has a very strong bearing capacity, heat dissipation it is timely, significantly
Improve the service life of product；The present invention integrates the advantage of speed reducer driving motor and direct-driving type motor, and efficient height can
By the non-maintaining effect for playing it for a long time of property, weight bearing capacity can not only be met but also meet small in size by efficiently solving conventional motors
The problem of, while solving the problems, such as traditional speed reducer long term maintenance and inefficient, industrial automation AGV logistics can be widely used in
All trades and professions and the every field such as transport, the storage of auto electric machinery, the present invention will have very in Mechatronics control field
Important meaning.
Embodiment 3:
The present embodiment has brake function on the basis of embodiment 2, and brake structure is using hydraulic tongs disc type brake
Device 16.Hydraulic caliper-disc brake 16 is the prior art, and by hydraulic control, main parts size has brake disc 14, wheel cylinder 17, system
Dynamic pincers 18, oil pipe etc., brake disc 14 is fixedly connected through brake disc connecting column 15 with the encapsulated wheeling supporting frame 12 of wheel hub, with wheel hub
Rotation.Wheel cylinder 17 is fixed in medial support plate 3, and two on caliper 18 friction plate is separately mounted to the two of brake disc 14
Side.When brake, caliper 18 clamps brake disc 4, generates the moment of friction for preventing brake disc from rotating, and realizes braking.
In conclusion only presently preferred embodiments of the present invention, is not used to limit the scope of implementation of the present invention, it is all according to
Equivalent changes and modifications carried out by shape described in scope of the invention as claimed, construction, feature and spirit should be included in this
In the scope of the claims of invention.
Claims (10)
1. a kind of bearing type permanent magnet direct-drive hoofing part assembly, it is characterised in that: including double-support mechanism, the double-support mechanism
Including heat dissipation supporting frame, the medial support plate being fixedly connected with the heat dissipation supporting frame, the heat dissipation supporting frame and the inside
The shaft connecting with the medial support plate bearing, the shaft and the motor stator bearing for being wound with coil are equipped between support plate
Connection, the motor stator are fixedly connected with the heat dissipation supporting frame, and the shaft is also fixedly connected with wheel hub, the wheel hub
Inside is fixedly installed the magnetosphere with the fitting coils.
2. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the coil is adjacent
Inside is plugged with the stator support being fixedly connected with heat dissipation supporting frame, and it is logical that the stator support and heat dissipation supporting frame constitute heat dissipation
Road.
3. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the heat dissipation supporting frame
Outer surface is equipped with several radiating fins.
4. bearing type permanent magnet direct-drive hoofing part assembly according to claim 2, it is characterised in that: the stator support,
The heat dissipation supporting frame is aluminum alloy material.
5. bearing type permanent magnet direct-drive hoofing part assembly according to claim 2, it is characterised in that: the stator support
Inside is provided with the stator support liner for increasing intensity, and the stator support liner is connect with shaft by bearing.
6. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the shaft includes master
The small support shaft of axis and the inside being fixedly connected with the main shaft, the main shaft are connect through bearing I with the motor stator bearing,
The small support shaft in inside is supported in the medial support plate through bearing II.
7. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the wheel hub includes packet
Rubber tire support frame, encapsulated wheeling supporting frame outer ring are equipped with the glue coating wheel of connection fixed thereto.
8. bearing type permanent magnet direct-drive hoofing part assembly according to claim 6, it is characterised in that: the inside of the wheel hub
It is provided with inside end cap, the periphery of the inside end cap is fixedly connected with the magnetosphere, and the inside end cap is also located at the master
Between the small support shaft of axis and the inside, and the inside end cap and the main shaft, the wheel hub, the small support shaft in the inside are solid
Fixed connection.
9. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the magnetosphere includes magnetic
Ferropexy frame, magnet are arranged in magnet fixed frame, the end face setting that the magnet fixed frame is bonded with the heat dissipation supporting frame
Have for dust-proof sealing ring.
10. bearing type permanent magnet direct-drive hoofing part assembly according to claim 1, it is characterised in that: the motor is also set
There is the hydraulic caliper-disc brake of brake function, the brake disc of the hydraulic caliper-disc brake is through brake disc connecting column and wheel
Hub is fixedly connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360155.0A CN109301976A (en) | 2018-11-15 | 2018-11-15 | Bearing type permanent magnet direct-drive hoofing part assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811360155.0A CN109301976A (en) | 2018-11-15 | 2018-11-15 | Bearing type permanent magnet direct-drive hoofing part assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109301976A true CN109301976A (en) | 2019-02-01 |
Family
ID=65144245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811360155.0A Pending CN109301976A (en) | 2018-11-15 | 2018-11-15 | Bearing type permanent magnet direct-drive hoofing part assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109301976A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201272472Y (en) * | 2008-09-26 | 2009-07-15 | 西南大学 | Air cooling electric driven hub |
| CN204481638U (en) * | 2015-02-11 | 2015-07-15 | 扬州科光技术发展有限公司 | One directly drives wheel hub motor |
| JP2016049916A (en) * | 2014-09-01 | 2016-04-11 | Ntn株式会社 | In-wheel motor driving device |
-
2018
- 2018-11-15 CN CN201811360155.0A patent/CN109301976A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201272472Y (en) * | 2008-09-26 | 2009-07-15 | 西南大学 | Air cooling electric driven hub |
| JP2016049916A (en) * | 2014-09-01 | 2016-04-11 | Ntn株式会社 | In-wheel motor driving device |
| CN204481638U (en) * | 2015-02-11 | 2015-07-15 | 扬州科光技术发展有限公司 | One directly drives wheel hub motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20190201 |