CN208316518U - A kind of hub motor of bicycle - Google Patents
A kind of hub motor of bicycle Download PDFInfo
- Publication number
- CN208316518U CN208316518U CN201820810307.1U CN201820810307U CN208316518U CN 208316518 U CN208316518 U CN 208316518U CN 201820810307 U CN201820810307 U CN 201820810307U CN 208316518 U CN208316518 U CN 208316518U
- Authority
- CN
- China
- Prior art keywords
- hub
- wheel
- battery module
- fixing axle
- annular protrusion
- 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.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model discloses a kind of hub motors of bicycle, be intended to overcome in the prior art hub interior space layout it is unreasonable, the parking space of battery is small, lead to the problem of hub motor cruising ability difference, it includes wheel hub, rotation is provided with fixing axle on wheel hub, annular stator is fixedly installed in fixing axle, wheel hub includes the first wheel cap, the inside of first wheel cap has annular protrusion, the internal perisporium of annular protrusion is provided with several magnetic links corresponding to annular stator, fixed frame is additionally provided in fixing axle, the battery module and motor control module being provided on fixed frame on the outside of the periphery wall of annular protrusion, the driving structure of annular stator and magnetic links is arranged on the inside of annular protrusion internal perisporium by annular protrusion and fixing axle, battery module and motor control module are arranged on the outside of the periphery wall of annular protrusion by fixed frame, The utility model has the advantages that rationally distributed, compact-sized, battery storing space is big, cruising ability is strong and power strength.
Description
Technical field
The utility model belongs to motor technology, refers in particular to a kind of hub motor applied on bicycle.
Background technique
The battery of conventional motors stores lithium battery using plumbic acid, and volume is big, so one can not be made into for battery and motor
Body.
More and more start with the development of battery technology, on existing moped big, light-weight using capacity
Therefore how lithium battery and hub motor to be combined together with the lithium battery of compact, becomes the new side of industry development
To.
Existing notification number discloses a kind of for the electronic of bicycle for the Chinese utility model patent of CN207060322U
Front-wheel hub, including hub motor, hub motor include wheel hub, annular stator and bracket assembly, and annular stator is sleeved on branch
On support component, wheel hub is sleeved on the outside of annular stator and is rotatably installed on bracket assembly, and bracket assembly includes in-seam
Frame and the main shaft being fixed in the middle part of inner frame；Several blocks of magnet steel are installed on the wheel hub wall surface of the annular stator side
Piece；Driver and power supply are provided in cavity among the inner frame；The utility model patent puts power device and power supply
The part in annular generator is set, extra space is not take up, rationally utilizes space, it is simple and light, it is suitable for
It is mounted on bicycle.
The structure of built-in lithium battery has already appeared in hub motor in the prior art, and the internal structure of hub motor is
Inner frame is installed in the inside of annular stator, lithium battery is installed again, this structure makes hub motor smaller in inner frame
Ingeniously, still, the prior art has the following problems: hub interior space layout is unreasonable, and the parking space of battery is small, leads to wheel hub
The problem of motor cruising ability difference.
Utility model content
In order to overcome the deficiencies of the prior art and there are the problem of, the utility model provides a kind of battery, and to store space big, continuous
The hub motor of the strong bicycle of boat ability.
A kind of hub motor of bicycle, including wheel hub, rotation is provided with fixing axle on wheel hub, is fixedly installed in fixing axle
There is annular stator, wheel hub includes the first wheel cap, and the inside of the first wheel cap has annular protrusion, and the internal perisporium of annular protrusion is provided with
Several magnetic links corresponding to annular stator are additionally provided with fixed frame in fixing axle, are provided on fixed frame positioned at annular protrusion
Periphery wall outside battery module and motor control module.
After adopting the above structure, the driving structure of annular stator and magnetic links is arranged by annular protrusion and fixing axle
On the inside of annular protrusion internal perisporium, battery module and motor control module are arranged in the periphery wall of annular protrusion by fixed frame
Outside, battery module occupies in wheel hub larger space so as to obtain biggish parking space, therefore the wheel hub electricity of this bicycle
Machine has the advantages that rationally distributed, compact-sized, battery storing space is big, cruising ability is strong and power strength.
Preferably, the fixed frame has cover portion, annular stator, magnetic links and annular protrusion are arranged in cover portion
Interior, battery module and motor control module are arranged outside cover portion, and the first wheel cap lid is located in cover portion.
After adopting the above structure, cover portion and the first wheel cap encapsulate annular stator and magnetic links and annular protrusion, battery
Module and motor control module are arranged outside cover portion, and subregion setting reduces driving structure and battery module, motor control module
Between interference, it is convenient that individually battery module and motor control module are safeguarded and debugged, therefore the wheel hub of this bicycle
Motor has the advantages that interfere between component small, easy to maintain.
Preferably, the wheel hub further includes the second wheel cap, the second wheel, which covers, to be offered corresponding to battery module and motor
The operation port of control module is provided with battery cover in operation port.
After adopting the above structure, battery cover is disassembled, it can be rotatably special relative to fixed frame using the second wheel cap
Point can be safeguarded and be debugged to all battery modules and motor control module by operation port.
Preferably, further including first bearing and second bearing, the first wheel cap and fixing axle are rotated by first bearing to be connected
It is connected together, the second wheel cap and fixing axle are rotatably connected by second bearing.
After adopting the above structure, first bearing and second bearing are respectively used to for the first wheel cap and the second wheel cap being supported on solid
On dead axle, the first wheel cap and the second wheel cap are reduced relative to the coefficient of friction in fixing axle rotation process, and guarantee its revolution
Precision.
Preferably, the battery module more than one, the periphery wall in cover portion is provided with several corresponding to battery module
Fixed part, be detachably provided with battery module on fixed part.
After adopting the above structure, periphery wall of the battery module along cover portion arranges, and is conducive in battery module power supply process
Heat dissipation, dismountable structure is convenient to dismount battery module from operation port, is convenient for changing battery module.
Preferably, the battery module is connected on fixed part.
After adopting the above structure, battery module can be disassembled manually from fixed part, the form of clamping have manufacture at
This low advantage.
Preferably, the motor control module is detachably arranged at the periphery wall in cover portion.
After adopting the above structure, dismountable structure is convenient dismounts motor control module from operation port, facilitates dimension
Shield and replacement motor control module.
Preferably, the first round covers and is fixedly installed brake disc.
After adopting the above structure, brake disc is fixed at the first round and covers, the driving structure of annular stator and magnetic links
The annular protrusion that the first round covers is directly driven, therefore the structure that brake disc is fixed on the first wheel cap has good braking effect, dissipates
The good advantage of heat.
Preferably, the battery module includes the lithium battery of several 18650 models.
After adopting the above structure, the lithium battery of 18650 models has the advantages that light-weight, capacity is big.
Detailed description of the invention
Fig. 1 is one of schematic perspective view of the utility model；
Fig. 2 is the two of the schematic perspective view of the utility model；
Fig. 3 is the schematic diagram of the section structure of the utility model；
Fig. 4 is one of configuration schematic diagram of the utility model；
Fig. 5 is the two of the configuration schematic diagram of the utility model；
Fig. 6 is the three of the configuration schematic diagram of the utility model；
Fig. 7 is the four of the configuration schematic diagram of the utility model；
Fig. 8 is the five of the configuration schematic diagram of the utility model；
In figure: 1- wheel hub, 2- fixing axle, 3- annular stator, 4- magnetic links, 5- fixed frame, 6- battery module, 7- motor control
Molding block, 8- first bearing, 9- second bearing, 10- battery cover, 11- brake disc, the first wheel cap of 101-, the second wheel cap of 102-,
103- wheel rim, 301- third axis hole, 501- cover portion, 502- fixed part, the 4th axis hole of 503-, 101a- annular protrusion, 101b-
First mounting groove, 101c- first shaft hole, the second mounting groove of 102a-, 102b- operation port, the second axis hole of 102c-.
Specific embodiment
For the ease of the understanding of those skilled in the art, in the following with reference to the drawings and specific embodiments to the utility model make into
The description of one step.
As shown in Figures 1 to 8, a kind of hub motor of bicycle, including wheel hub 1, wheel hub 1 include wheel rim 103, the first round
Lid 101 and the second wheel cap 102, wheel rim 103 are in annulus shape, and the profile of the profile of the first wheel cap 101 and the second wheel cap 102 is in circle
Shape shape, the first wheel cap 101 and the second wheel cap 102 cover the left and right sides for being located at wheel rim 103 respectively and form one with wheel rim 103
Confined space, the first wheel cap 101 can bolt be fixed on wheel rim 103, the second wheel cap 102 can bolt be fixed on wheel rim 103,
First shaft hole 101c is offered on one wheel cap 101, and the second axis hole 102c is offered on the second wheel cap 102, rotates setting on wheel hub 1
There is fixing axle 2, fixing axle 2 is threaded through on first shaft hole 101c and on the second axis hole 102c, and the both ends of fixing axle 2 have spiral shell
Line, fixing axle 2 can be by the front forks for being threadedly coupled to bicycle at both ends.
It is fixedly installed annular stator 3 in fixing axle 2, can be wound on annular stator 3 winding (being not drawn into figure), annular
The middle part of stator 3 offers third axis hole 301, and annular stator 3 is sleeved in fixing axle 2 by third axis hole 301.
The inside of first wheel cap 101 has annular protrusion 101a, and annular stator 3 is located at the inside of annular protrusion 101a, ring
The internal perisporium of shape protrusion 101a is provided with the magnetic links 4 of several correspondences Yu annular stator 3, and several magnetic links 4 can be along annular protrusion
The internal perisporium of 101a arranges end to end, when winding be powered after, magnetic links 4 generated under the principle of electromagnetic induction electromagnetic force from
And it is rotated with runner hub 1 relative to fixing axle 2.
It is additionally provided with fixed frame 5 in fixing axle 2, the 4th axis hole 503 is offered on fixed frame 5, fixed frame 5 passes through the 4th axis
Hole 503 is sleeved in fixing axle 2, and fixed frame 5 can be fixed in fixing axle 2, is provided on fixed frame 5 positioned at annular protrusion
Battery module 6 and motor control module 7 outside the periphery wall of 101a, battery module 6 connect winding and motor control module 7, electricity
Pond module 6 is that winding and motor control module 7 are powered, and motor control module 7 connects winding.
Annular stator 3, magnetic links 4, annular protrusion 101a, electricity are followed successively by from inside to outside in the radial direction in fixing axle 2
Pond module 6 and motor control module 7, wheel rim 103, by annular protrusion 101a by the driving structure of annular stator 3 and magnetic links 4
It is built in the middle part of wheel hub 1, biggish space in wheel hub 1 is used to install battery module 6 and motor control mould by fixed frame 5
Block 7, battery module 6 has biggish parking space, therefore the rationally distributed of the utility model, battery capacity are big, cruising ability
By force, the advantages of powerful.
Fixed frame 5 has cover portion 501, and the one end in cover portion 501 is with opening, opening the first wheel cap 101 of direction, cover
Portion 501 can be the shell of circular shape, and annular stator 3, magnetic links 4 and annular protrusion 101a are arranged in cover portion 501, electricity
Pond module 6 and motor control module 7 are arranged outside cover portion 501, and the first wheel cap 101 lid is located in cover portion 501, the first wheel cap
101 and cover portion 501 formed a closed space, annular stator 3, magnetic links 4 and annular protrusion 101a are then located at the confined air
In, it will not influence the structure of annular stator 3, magnetic links 4 when safeguarding, debugging battery module 6 and motor control module 7, because
The design of this sealing structure is so that the utility model has the advantages that job stability height, good reliability.
6 more than one of battery module, the periphery wall in cover portion 501 are provided with several fixed parts corresponding to battery module 6
502, fixed part 502 and cover portion 501 can be integrally formed, and several fixed parts 502 can exist along the circumferential setting in cover portion 501
On the periphery wall in cover portion 501, when battery module 6 is fixed on fixed part 502, the center of this structure of battery module 6 is protected
It holds on the axle center of fixing axle 2.
Battery module 6 is connected on fixed part 502, and fixed part 502 has several buckles, therefore battery module can be connected to
On fixed part 502, battery module 6 can be disassembled manually from fixed part 502, and the form manufacturing cost being clamped is low.
Motor control module 7 is detachably arranged at the periphery wall in cover portion 501, and motor control module 7 can pass through clamping, spiral shell
The periphery wall that the connection type connect is fixed on cover portion 501 is tethered, dismountable form maintains easily, debugs motor control module
7。
The operation port 102b corresponding to battery module 6 and motor control module 7, battery mould are offered on second wheel cap 102
Block 6 can be disassembled or be installed on fixed part 502 from fixed part 502 along the direction of operation port 102b, motor control
Module 7 also can be disassembled or be installed in cover portion 501 from cover portion 501 along the direction of operation port 102b, tieed up
When protecting battery module 6, maintenance and debugging motor control module 7, without dismantling the first wheel cap 101 and the second wheel cap 102, operation port
The structure of 102b can individually operate battery module 6 and motor control module 7, be provided with battery cover on operation port 102b
10, battery cover 10, which can be bolted, be clamped etc., to be detachably secured on the second wheel cap 102 to seal operation mouth 102b.
The inside of first wheel cap 101 offers the first mounting groove 101b, and the inside of the second wheel cap 102 offers the second installation
Slot 102a, further includes first bearing 8 and second bearing 9, and the first wheel cap 101 and fixing axle 2 are rotatably connected on by first bearing 8
Together, first bearing 8 is mounted in the first mounting groove 101b, and first bearing 8 is sleeved on one end of fixing axle 2, the second wheel cap 102
It is rotatably connected with fixing axle 2 by second bearing 9, second bearing 9 is mounted in the second mounting groove 102a, second bearing
9 are sleeved on the other end of second bearing 9.
It is fixedly installed brake disc 11 on first wheel cap 101, is mounted on the second wheel cap 102 compared to by brake disc 11
Structure, brake disc 11, which is fixed on the first wheel cap 101, avoids brake disc 11 from blocking operation port 102b.
Battery module 6 includes the lithium battery of several 18650 models, and lithium battery can be fitted together simultaneously by concatenated mode
For motor control module 7 and winding power.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (9)
1. a kind of hub motor of bicycle, including wheel hub (1), rotation is provided with fixing axle (2) on wheel hub (1), and feature exists
In, be fixedly installed in fixing axle (2) annular stator (3), wheel hub (1) include the first wheel cap (101), the first wheel cap (101)
Inside has annular protrusion (101a), and the internal perisporium of annular protrusion (101a) is provided with several magnetic corresponding to annular stator (3)
Steel disc (4) is additionally provided with fixed frame (5) in fixing axle (2), is provided on fixed frame (5) positioned at the outer of annular protrusion (101a)
Battery module (6) and motor control module (7) outside peripheral wall.
2. a kind of hub motor of bicycle according to claim 1, which is characterized in that the fixed frame (5) has cover
Body portion (501), annular stator (3), magnetic links (4) and annular protrusion (101a) setting are in cover portion (501), battery module
(6) and motor control module (7) setting cover portion (501) outside, the first wheel cap (101) lid be located on cover portion (501).
3. a kind of hub motor of bicycle according to claim 2, which is characterized in that the wheel hub (1) further includes
Two wheel caps (102) offer the operation port corresponding to battery module (6) and motor control module (7) on the second wheel cap (102)
(102b) is provided with battery cover (10) in operation port (102b).
4. a kind of hub motor of bicycle according to claim 3, which is characterized in that further include first bearing (8) and
Second bearing (9), the first wheel cap (101) and fixing axle (2) are rotatably connected by first bearing (8), the second wheel cap
(102) it is rotatably connected with fixing axle (2) by second bearing (9).
5. a kind of hub motor of bicycle according to any one of claim 2 to 4, which is characterized in that the battery
Module (6) more than one, the periphery wall of cover portion (501) are provided with several fixed parts (502) corresponding to battery module (6),
It is detachably provided on fixed part (502) battery module (6).
6. a kind of hub motor of bicycle according to claim 5, which is characterized in that battery module (6) clamping
On fixed part (502).
7. a kind of hub motor of bicycle according to claim 6, which is characterized in that the motor control module (7)
It is detachably arranged at the periphery wall of cover portion (501).
8. a kind of hub motor of bicycle according to claim 1, which is characterized in that on first wheel cap (101)
It is fixedly installed brake disc (11).
9. a kind of hub motor of bicycle according to claim 1, which is characterized in that the battery module (6) includes
The lithium battery of several 18650 models.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820810307.1U CN208316518U (en) | 2018-05-26 | 2018-05-26 | A kind of hub motor of bicycle |
| PCT/CN2018/117338 WO2019227878A1 (en) | 2018-05-26 | 2018-11-24 | Wheel hub motor of bicycle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820810307.1U CN208316518U (en) | 2018-05-26 | 2018-05-26 | A kind of hub motor of bicycle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208316518U true CN208316518U (en) | 2019-01-01 |
Family
ID=64715003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820810307.1U Expired - Fee Related CN208316518U (en) | 2018-05-26 | 2018-05-26 | A kind of hub motor of bicycle |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN208316518U (en) |
| WO (1) | WO2019227878A1 (en) |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2456351B (en) * | 2008-01-14 | 2013-02-27 | Protean Electric Ltd | Vehicle with in-wheel motor brake |
| CN205891152U (en) * | 2016-06-29 | 2017-01-18 | 苏州八方电机科技有限公司 | Electric bicycle integral type in -wheel motor |
| CN207060322U (en) * | 2016-08-24 | 2018-03-02 | 名泰机械制造有限公司 | A kind of electronic front-wheel hub for bicycle |
-
2018
- 2018-05-26 CN CN201820810307.1U patent/CN208316518U/en not_active Expired - Fee Related
- 2018-11-24 WO PCT/CN2018/117338 patent/WO2019227878A1/en active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019227878A1 (en) | 2019-12-05 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190101 Termination date: 20190526 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |