CN208278268U - Drive system is set in five logical repacking formula torques of one kind - Google Patents
Drive system is set in five logical repacking formula torques of one kind Download PDFInfo
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- CN208278268U CN208278268U CN201820702998.3U CN201820702998U CN208278268U CN 208278268 U CN208278268 U CN 208278268U CN 201820702998 U CN201820702998 U CN 201820702998U CN 208278268 U CN208278268 U CN 208278268U
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Abstract
The utility model discloses set drive system in a kind of five logical repacking formula torques, frequency monitoring assembly and a controller are stepped on including a shell, a motor, a transmission component, a crankshaft assembly, a chain wheel component, a torque monitoring assembly, one, the motor is connect by the transmission component with the crankshaft assembly, it sets drive system in the five logical repacking formula torque to connect by the shell with bicycle bottom bracket, and the crankshaft assembly passes through the shell and bicycle bottom bracket junction.The chain wheel component includes at least two chain wheels, extends gear adjustable range when riding, is acquired by the torque monitoring assembly to riding condition, effectively improves experience of riding.
Description
Technical field
The utility model relates to electric assisted bicycle technical fields, are more precisely related to a kind of five logical repacking formula torques
In set drive system.
Background technique
Compared with showing electric vehicle common in the domestic market, assisted electric bicycle is in safety, portability and continues
Boat aspect of performance has great advantages.As assisted electric bicycle is constantly universal, how to promote experience of riding becomes industry
Interior focal point.In set the core component that drive system is assisted electric bicycle, in set drive system generally comprise motor,
The components such as the components such as axis, controller, and riding condition is monitored by a monitoring device, based on the shape of riding monitored
State controls motor output driving power by controller and carries out power-assisted to riding.The knot of drive system and bicycle is set in existing
Conjunction mode is roughly divided into two kinds.First way is to set drive system during cycle frame is directed to specially to design, and driving is set by
System is installed in conjunction with cycle frame, in this way the advantages of be collocation degree height, be conducive to improve vehicle frame space
Utilization rate, but it is more demanding to the technique of vehicle frame processing in this way, so that higher cost is fabricated, for common
Bicycle carries out the case where electric boosted transformation, and complicated operation in this way, higher cost.The second way be
Drive system is set by in the case where not changing bicycle structure to install in conjunction with vehicle frame, it is common to be installed by bicycle bottom bracket
In set drive system, set in this mode pair drive system structure design forms certain limitation.Using the second way
Repacking of the ordinary bicycle to electric assisted bicycle can be realized with lower cost, be conducive to the general of electric assisted bicycle
And.The monitoring device that drive system is set in existing generallys use the mode of rotation speed monitoring, i.e. manpower tramples that speed is lower, and motor is defeated
Driving force out is smaller, and manpower tramples that speed is higher, and the driving force of motor output is bigger, to realize power-assisted.It is supervised using revolving speed
The mode of survey, power-assisted effect is preferable under common road conditions, but when starting, upward slope or contrary wind, while it is desirable to compared with
Big power-assisted, but due to be unable to reach it is higher trample speed, the driving force of motor output is insufficient, is unable to reach power-assisted effect
Fruit.As it can be seen that monitoring device rides for promotion to the accurate understanding of riding condition and experiences most important, suitable prison how is chosen
Survey scheme for promotion ride experience it is most important.
Utility model content
In view of this, the main purpose of the utility model is to provide drive system is set in a kind of five logical repacking formula torques,
It is installed in conjunction with bicycle bottom bracket, by the improvement in the structure to transmission component, realizes polydonita dish structure, and then realize multi gear
Position is adjusted, while torque monitoring assembly is arranged, and is acquired by torque mode to riding condition, and more preferably power-assisted effect is reached
Fruit.
In order to achieve the above object, the utility model provides in five logical repacking formula torques of one kind and sets drive system, including one
Shell, a motor, a transmission component, a crankshaft assembly, a chain wheel component, a torque monitoring assembly and a controller, institute
Crankshaft assembly is stated across the shell, the chain wheel component is connect with the part that the crankshaft assembly stretches out the shell,
The motor is connect by the transmission component with the crankshaft assembly, and the motor passes through the transmission component and the song
The rotation of arbor Component driver institute's chain wheel component, and the motor is electrically connected with the controller, the chain wheel component includes at least
Two chain wheels, the torque monitoring assembly are installed in conjunction with the crankshaft assembly, and the torque monitoring assembly and the control
Device electrical connection processed.
Preferably, the transmission component includes a reduction gearing, a drive shaft and a convergence gear, the reduction gearing
Parallel with the motor rotation axis is disposed adjacent, and the reduction gearing is connect with the motor, and the drive shaft passes through institute
It states reduction gearing and the reduction gearing is coaxially connected, and the drive shaft stretches out the part of the reduction gearing to far from described
The direction of motor extends, the convergence gear with the drive shaft shaft is parallel is disposed adjacent, the convergence gear is to separate
The motor drive direction extends, and the convergence gear extension is connect with the crankshaft assembly.
Preferably, the crankshaft assembly includes a crank axle, an output gear, spine seat and a deep groove ball bearing,
The shell is stretched out at the crank axle both ends, and the spine seat ring coaxially rotatably connects around the crank axle with the crank axle
It connects, and the output gear is coaxially connected around the crank axle and spine seat and the two, the deep groove ball bearing is set to
The one end of the crank axle far from the output gear, adjacent parallel with the convergence gear shaft of the output gear set
It sets, and the output gear is connect with the convergence gear, the shell has at the convergence gear and the output gear
There is a protrusion, the output gear stretches out the shell in the high spot, and the output gear passes through extension and institute
State the connection of chain wheel component.
Preferably, the chain wheel component includes a small chain wheel and a large toothed disk, and the small chain wheel and the output gear are same
Axis connection, the large toothed disk and the small chain wheel are coaxially connected.
Preferably, the torque monitoring assembly includes an elastomer, a foil gauge, elastic a body support frame, a transmitter branch
Frame, a light signal transmitter, an optical signal receiver, an inner frame, an outer skeleton, one are set to in-seam on the inner frame
Stringing circle and one it is set to outer frame wire circle on the outer skeleton, the elastomeric ring is around the crank axle, the elasticity
Body one end and the crank axis connection, the other end are connect with the spine seat, and the elastomer support ring is around the elastomer and institute
It is coaxially connected to state elastomer, the strain gauge adhesion on the elastomer, the transmitter support ring around the crank axle with
The crank axle is coaxially connected, while the transmitter bracket connect with the elastic body support frame, the light signal transmitter and
The transmitter bracket connection, while the light signal transmitter is electrically connected with the foil gauge, the inner frame is around described
Crank axle and the crank axle are coaxially connected, while the inner frame is connect with the transmitter bracket, the outer framework ring around
The crank axle and the crank axle are coaxial, and the outer skeleton is connect with the shell, the optical signal receiver with it is described
Outer skeleton connection, and the optical signal receiver and the light signal transmitter radially aligned are arranged.
Preferably, the inner frame coil is electrically connected with the light signal transmitter, the outer frame wire circle and the light
Signal receiver electrical connection.
Preferably, drive system is set in described five logical repacking formula torques and steps on frequency monitoring assembly including one, and the frequency of stepping on monitors
Component includes a magnet ring and a Hall receiver, and the magnet ring is coaxial around the crank axle and the crank axle, and the magnetic
Ring is connect with the inner frame, and the Hall receiver is connect with the outer skeleton, the Hall receiver and the magnet ring water
Flat alignment setting, and the Hall receiver is electrically connected with the controller.
Compared with prior art, the advantages of setting drive system in a kind of five logical repacking formula torque disclosed by the utility model exists
In: structure optimization is carried out for bicycle bottom bracket repacking formula drive system, polydonita dish structure is realized, extends gear when riding
Adjustable range carries out the monitoring of riding condition using moment inspecting mode, and it is more accurate to monitor, and is conducive to promote experience of riding.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Cross-sectional view to set drive system in a kind of five logical repacking formula torques of the utility model as shown in Figure 1.
It is illustrated in figure 2 and sets drive system moment monitoring assembly in a kind of five logical repacking formula torques of the utility model and step on frequency
The schematic diagram of component.
Specific embodiment
As shown in Figure 1, to set drive system, including a shell 10, one in a kind of five logical repacking formula torques of the utility model
Motor 20, a transmission component 30, a crankshaft assembly 40, a chain wheel component 50, a torque monitoring assembly 60, one step on frequency monitoring group
Part 70 and a controller 80, the motor 20, the transmission component 30, the torque monitoring assembly 60, the frequency of stepping on monitor
Component 70 and the controller 80 are arranged inside the shell 10, and the crankshaft assembly 40 passes through the shell 10,
The chain wheel component 50 is connect with the part that the crankshaft assembly 40 stretches out the shell 10.The motor 20 passes through the biography
Dynamic component 30 is connect with the crankshaft assembly 40, and the crankshaft assembly 40 passes through the transmission component 30 and the crank axle
Component 40 drives the chain wheel component 50 to rotate.The torque monitoring assembly 60 is combined installation, institute with the crankshaft assembly 40
State the moment variations signal that torque monitoring assembly 60 acquires the crankshaft assembly 40.It is described to step on frequency monitoring assembly 70 and the song
Arbor component 40 combines installation, the swing circle signal stepped on frequency monitoring assembly 70 and acquire the crankshaft assembly 40.It is described
Torque monitoring assembly 60 and the frequency monitoring assembly 70 of stepping on are electrically connected with the controller 80, the controller 80 also with the electricity
Machine 20 is electrically connected, and the torque monitoring assembly 60 and described step on frequency monitoring assembly 70 collected signal is transferred to the control
Device 80, the controller 80 control to adjust the revolving speed of the motor 20, change power-assisted size.It is set in the five logical repacking formula torque
Drive system is connect by the shell 10 with bicycle bottom bracket, and the crankshaft assembly 40 is across the shell 10 and voluntarily
The junction Che Wutong.The chain wheel component 50 includes at least two chain wheels.The shell 10 further includes a wrist group 11, by described
Wrist group 11 fixes the shell 10 with bicycle bottom bracket junction.
As shown in Figure 1, the transmission component 30 includes a reduction gearing 31, a drive shaft 32 and a convergence gear 33.
The reduction gearing 31 with 20 rotation axis of motor is parallel is disposed adjacent, and the reduction gearing 31 and the motor 20 connect
It connects, the reduction gearing 31 is driven by the motor 20 and rotated；The drive shaft 32 passes through the reduction gearing 31 and subtracts with described
Fast gear 31 is coaxially connected, and the drive shaft 32 stretches out the part of the reduction gearing 31 to the direction far from the motor 20
Extend, when the reduction gearing 31 rotation, the drive shaft 32 synchronous rotation coaxial with the reduction gearing 31；The rank
Connect gear 33 with 32 shaft of drive shaft is parallel is disposed adjacent, and the convergence gear 33 is connect with the drive shaft 32,
The convergence gear 33 is driven by the drive shaft 32 and is rotated, and the convergence gear 33 extends to far from 20 direction of motor,
And 33 extension of convergence gear is connect with the crankshaft assembly 40.
The crankshaft assembly 40 includes a crank axle 41, an output gear 42, spine seat 43 and a deep groove ball bearing
44, the shell 10 is stretched out at 41 both ends of crank axle, and the spine seat 43 is same around the crank axle 41 and the crank axle 41
Axis rotatably connects, and the output gear 42 is coaxially connected with the two around the crank axle 41 and spine seat 43.Institute
It states deep groove ball bearing 44 and is set to the one end of the crank axle 41 far from the output gear 42.The both ends of the crank axle 41 point
Do not connect with two cranks, the output gear 42 with 33 shaft of convergence gear is parallel is disposed adjacent, and the output
Gear 42 is connect with the convergence gear 33, and the output gear 42 is driven by the convergence gear 33 and rotated, the output gear
The shell 10 is stretched out in the one end of wheel 42 far from the motor 20.Due to the reduction gearing 31, the drive shaft 32, the rank
It connects gear 33 and the output gear 42 to be arranged successively according to the direction far from the motor 20, the convergence gear 33 and institute
Output gear 42 is stated beyond the drive shaft 32.The shell 10 has at the convergence gear 33 and the output gear 42
One protrusion, the output gear 42 stretches out the shell 10 in the high spot, and the output gear 42 passes through extension
It is connect with the chain wheel component 50.The chain wheel component 50 includes a small chain wheel 51 and a large toothed disk 52, the small chain wheel 51 with
The output gear 42 is coaxially connected, and the large toothed disk 52 and the small chain wheel 51 are coaxially connected, when 42 turns of the output gear
When dynamic, the small chain wheel 51 and the large toothed disk 52 and the output gear 42 are rotated synchronously.The setting of the transmission component 30
Mode enables the chain wheel component 50 that more than one chain wheel is arranged, and increases slewing range, effectively improves when riding
Experience.
As shown in Fig. 2, the torque monitoring assembly 60 include an elastomer 61, the elastic body support frame 63 of a foil gauge 62, one,
One transmitter bracket 64, a light signal transmitter 65, an optical signal receiver 66, an inner frame 67, an outer skeleton 68, one are arranged
In the inner frame coil 671 on the inner frame 67 and one it is set to outer frame wire circle 681 on the outer skeleton 68.It is described
Elastomer 61 is connect around the crank axle 41, described 61 one end of elastomer with the crank axle 41, the other end and spine seat
43 connections, the elasticity body support frame 63 is coaxially connected around the elastomer 61 and the elastomer 61, while to the elasticity
Body 61 is limited.When the crank axle 41 rotation, the elastomer 61 is rotated with it, and the spine seat 43 is driven to rotate, into
And drive the chain wheel component 50 to rotate by the output gear 42, in this course, it is applied to the crank axle 41
Torque is into the transmittance process of the chain wheel component 50, and deformation occurs for the elastomer 61.The foil gauge 62 is pasted onto institute
It states on elastomer 61, when deformation occurs for the elastomer 61, the foil gauge 62 acquires deformation coherent signal.The transmitter
Bracket 64 is coaxially connected around the crank axle 41 and the crank axle 41, while the transmitter bracket 64 and the elastomer
Bracket 63 connects.The light signal transmitter 65 is connect with the transmitter bracket 64, at the same the light signal transmitter 65 with
The foil gauge 62 is electrically connected.The inner frame 67 is coaxially connected around the crank axle 41 and the crank axle 41, while institute
Inner frame 67 is stated to connect with the transmitter bracket 64.The outer skeleton 68 is same around the crank axle 41 and the crank axle 41
Axis, and the outer skeleton 68 is connect with the shell 10.When the crank axle 41 rotation, the outer skeleton 68 is fixed,
The inner frame 67 is rotated coaxially relative to the outer skeleton 68.The optical signal receiver 66 is connect with the outer skeleton 68,
And the optical signal receiver 66 is arranged with 65 radially aligned of light signal transmitter, for receiving the light signal transmitter
65 optical signals sent.The optical signal receiver 66 is electrically connected with the controller 80, and the torque signals received are transmitted
To the controller 80.
Further, the inner frame coil 671 is electrically connected with the light signal transmitter 65, the outer frame wire circle
681 are electrically connected with the optical signal receiver 66, and power supply signal is transferred to the optical signal by the outer frame wire circle 681 and connects
Device 66 and the inner frame coil 671 are received, then the light signal transmitter 65 and institute are transferred to by the inner frame coil 671
Foil gauge 62 is stated, realizes wireless power.
As shown in Fig. 2, the frequency monitoring assembly 70 of stepping on includes a magnet ring 71 and a Hall receiver 72,71 ring of magnet ring
It is coaxial around the crank axle 41 and the crank axle 41, and the magnet ring 71 is connect with the inner frame 67, the Hall receives
Device 72 is connect with the outer skeleton 68, and the Hall receiver 72 is electrically connected with the controller 80, and the Hall receiver
72 with 71 horizontal alignment of magnet ring be arranged, when the inner frame 67 is rotated coaxially relative to the outer skeleton 68, it is described suddenly
You acquire the swing circle signal of the magnet ring 71 by receiver 72, and are transferred to the controller 80.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (7)
1. setting drive system in a kind of five logical repacking formula torques, which is characterized in that including a shell, a motor, a transmission component,
One crankshaft assembly, a chain wheel component, a torque monitoring assembly and a controller, the crankshaft assembly pass through the shell
Body, the chain wheel component are connect with the part that the crankshaft assembly stretches out the shell, and the motor passes through the transmission group
Part is connect with the crankshaft assembly, and the motor drives institute's chain wheel component by the transmission component and the crankshaft assembly
Rotation, and the motor is electrically connected with the controller, the chain wheel component includes at least two chain wheels, the torque monitoring group
Part is installed in conjunction with the crankshaft assembly, and the torque monitoring assembly is electrically connected with the controller.
2. setting drive system in five logical repacking formula torque as described in claim 1, which is characterized in that the transmission component includes
One reduction gearing, a drive shaft and a convergence gear, the reduction gearing is parallel with the motor rotation axis to be disposed adjacent,
And the reduction gearing is connect with the motor, the drive shaft passes through the reduction gearing and coaxially connects with the reduction gearing
Connect, and the drive shaft is stretched out the part of the reduction gearing and extended to the direction far from the motor, the convergence gear with
The drive shaft shaft is parallel to be disposed adjacent, and the convergence gear extends to far from the motor drive direction, and the linking tooth
Wheel extension is connect with the crankshaft assembly.
3. setting drive system in five logical repacking formula torque as claimed in claim 2, which is characterized in that the crankshaft assembly packet
A crank axle, an output gear, spine seat and a deep groove ball bearing are included, the shell is stretched out at the crank axle both ends, described
Spine seat ring is coaxially rotatably connect around the crank axle with the crank axle, and the output gear around the crank axle and
The spine seat and the two are coaxially connected, and the deep groove ball bearing is set to the one end of the crank axle far from the output gear,
The output gear with the convergence gear shaft is parallel is disposed adjacent, and the output gear and the convergence gear connect
It connects, the shell has a protrusion at the convergence gear and the output gear, and the output gear is in the high spot
The shell is stretched out, and the output gear is connect by extension with the chain wheel component.
4. setting drive system in five logical repacking formula torque as claimed in claim 3, which is characterized in that the chain wheel component includes
One small chain wheel and a large toothed disk, the small chain wheel and the output gear are coaxially connected, and the large toothed disk and the small chain wheel are same
Axis connection.
5. setting drive system in five logical repacking formula torque as claimed in claim 3, which is characterized in that the torque monitoring assembly
It is received including an elastomer, a foil gauge, an elastic body support frame, a transmitter bracket, a light signal transmitter, an optical signal
Device, an inner frame, an outer skeleton, an inner frame coil being set on the inner frame and one are set on the outer skeleton
Outer frame wire circle, the elastomeric ring is around the crank axle, described elastomer one end and the crank axis connection, the other end with
The spine seat connection, the elastomer support ring is coaxially connected around the elastomer and the elastomer, the strain gauge adhesion
On the elastomer, the transmitter support ring is coaxially connected around the crank axle and the crank axle, while the transmission
Device bracket is connect with the elastic body support frame, and the light signal transmitter is connect with the transmitter bracket, while the light is believed
Number transmitter is electrically connected with the foil gauge, and the inner frame is coaxially connected around the crank axle and the crank axle, simultaneously
The inner frame is connect with the transmitter bracket, and the outer framework ring is coaxial around the crank axle and the crank axle, and institute
Outer skeleton is stated to connect with the shell, the optical signal receiver is connect with the outer skeleton, and the optical signal receiver with
The light signal transmitter radially aligned setting.
6. setting drive system in five logical repacking formula torque as claimed in claim 5, which is characterized in that the inner frame coil with
The light signal transmitter electrical connection, the outer frame wire circle are electrically connected with the optical signal receiver.
7. setting drive system in five logical repacking formula torque as claimed in claim 5, which is characterized in that step on frequency monitoring group including one
Part, the frequency monitoring assembly of stepping on includes a magnet ring and a Hall receiver, and the magnet ring is around the crank axle and the crank
Axis is coaxial, and the magnet ring is connect with the inner frame, and the Hall receiver is connect with the outer skeleton, and the Hall receives
Device and the magnet ring horizontal alignment are arranged, and the Hall receiver is electrically connected with the controller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820702998.3U CN208278268U (en) | 2018-05-11 | 2018-05-11 | Drive system is set in five logical repacking formula torques of one kind |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820702998.3U CN208278268U (en) | 2018-05-11 | 2018-05-11 | Drive system is set in five logical repacking formula torques of one kind |
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| Publication Number | Publication Date |
|---|---|
| CN208278268U true CN208278268U (en) | 2018-12-25 |
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ID=64729476
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820702998.3U Active CN208278268U (en) | 2018-05-11 | 2018-05-11 | Drive system is set in five logical repacking formula torques of one kind |
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| CN (1) | CN208278268U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438130A (en) * | 2018-05-11 | 2018-08-24 | 苏州万佳电器有限公司 | Drive system is set in five logical repacking formula torques of one kind |
-
2018
- 2018-05-11 CN CN201820702998.3U patent/CN208278268U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108438130A (en) * | 2018-05-11 | 2018-08-24 | 苏州万佳电器有限公司 | Drive system is set in five logical repacking formula torques of one kind |
| CN108438130B (en) * | 2018-05-11 | 2024-06-07 | 苏州万佳电器有限公司 | Five-way refitted type torque central driving system |
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