WO2018202035A1

WO2018202035A1 - Automatic bicycle derailleur unit and automatic bicycle derailleur system comprising same

Info

Publication number: WO2018202035A1
Application number: PCT/CN2018/085315
Authority: WO
Inventors: 杨东红; 鲁迪·迪特玛; 阿贝斯·多米尼克; 韦斯·塞巴斯蒂安
Original assignee: 舍弗勒技术股份两合公司; 杨东红
Priority date: 2017-05-03
Filing date: 2018-05-02
Publication date: 2018-11-08
Also published as: CN108791689A

Abstract

An automatic bicycle derailleur unit and an automatic bicycle derailleur system comprising the same. The automatic bicycle derailleur unit (1) comprises a derailleur actuator module (C) for changing a gear ratio of a bicycle derailleur, a controller and communication module (B), and a battery module (A) for powering the derailleur actuator module (C) and the controller and communication module (B), wherein the derailleur actuator module (C), the controller and communication module (B) and the battery module (A) are integrated into one unit. Electromechanical integration of an automatic bicycle derailleur unit (1) integrated with a battery module (A) and a controller and communication module (B) provides a solution for automatic derailleur of a conventional derailleur bicycle.

Description

Bicycle automatic shifting unit and bicycle automatic shifting system including the same

Reference to related application

The present application claims priority to Chinese Patent Application No. JP-A No. No. No. No. No. No.

Technical field

BACKGROUND OF THE INVENTION 1. Field of the Invention This invention relates to an automatic bicycle shifting unit and an automatic bicycle shifting system including the same, and more particularly to an automatic bicycle shifting unit that can be used for a conventional shifting bicycle without an additional battery system and an automatic bicycle shifting system including the same.

Background technique

Patent Documents 1 and 2 disclose a shifting device including a linear actuator having an actuating motor and a transmission connected to the actuating motor, wherein the transmitting device converts the rotational motion of the input side into the output side The linear motion of the moving element. In the bicycle overall configuration, one option includes an automatic shifting unit and a manual shifting unit with a steel brake, and the other option includes only an automatic shifting unit. Both include an external battery unit and an electronic control unit.

Patent Document 3 discloses a shifting system for a bicycle that includes a shifting mechanism and an electromagnetic actuator for triggering a change in gears in the shifting mechanism. The shifting system has a crank sensor for detecting the position of the crank and a controller for activating the actuator when the crank is near the bottom or the center of the top dead center.

Also disclosed in Patent Document 4 is a shifting system for a bicycle having an auxiliary electric drive and an electromagnetic actuator including a stepping gear system implemented as an internal transmission system or an external transmission system, electromagnetically induced a gear for triggering a gear change of the gear system, wherein the electromagnetic actuator has a shift control unit connectable to a drive control unit of the auxiliary electric drive via a data line, the shift control unit transmitting to at least one of the shift control unit according to the drive control unit The state variable activates the actuator or activates the actuator based on information items derived from the state variable.

In all of the above patents, an additional battery is necessary to drive the actuator and an additional communication module is required for communication between the variable speed controller and the external system.

Since these batteries are provided in electric assist bicycles or electric bicycles, all of the above patents can be used in electric assist bicycles or electric bicycles. However, for conventional variable speed bicycles without batteries, these patents cannot be used.

Moreover, for a conventional variable speed bicycle without a battery and a controller, the speed signal cannot be transmitted from the bicycle controller to the shift controller like an electric assist bicycle or an electric bicycle.

Prior art list

Patent Document 1: WO2014/198265A1

Patent Document 2: WO2014/198266 A1

Patent Document 3: WO 2015/035990 A1

Patent Document 4: WO 2015/169313 A1

Summary of the invention

The present invention has been made in order to solve the problem that the bicycle automatic shifting system existing in the prior art cannot be applied to a conventional shifting bicycle without an additional battery.

The present invention can adopt the following technical solutions.

An automatic bicycle shifting unit including a shift actuator module for changing a gear ratio of a bicycle transmission, a controller and a communication module, and for powering the shift actuator module and the controller and the communication module The battery module is characterized in that the shift actuator module, the controller and the communication module, and the battery module are integrated into one unit.

Preferably, in the longitudinal direction of the bicycle automatic shifting unit, the controller and the communication module are located between the shift actuator module and the battery module.

Preferably, the battery module is provided with an interface plug, and the battery module is connected to the controller and the communication module through the interface plug.

Preferably, the battery module has a first housing, and the controller and the communication module have a second housing, and the first housing of the battery module is inserted into the controller and the second housing of the communication module.

Preferably, the battery module is provided with a battery charging interface, and the battery module is connected to an external power source or a generator inside the bicycle through the battery charging interface for charging the battery pack in the battery module.

Preferably, the battery module is provided with a power switch interface for turning on or off the power of the battery pack in the battery module according to different working states.

Preferably, the battery module is provided with a speed signal and a manual/automatic switching interface for inputting a speed signal of the bicycle to the controller in the controller and the communication module and using Switch the operating mode between manual mode and automatic mode.

Preferably, the battery module is provided with a bicycle lighting interface that can be used to power the bicycle light to provide illumination in the dark.

Preferably, a Bluetooth communication module is integrated in the controller and the communication module.

A bicycle automatic shifting system comprising:

The above bicycle automatic shifting unit is mounted on a seat tube or a lower tube of a bicycle;

a magnetic block that is mounted to the spokes of the bicycle;

a switch sensor mounted to a lower fork of the bicycle, the switch sensor being triggered by the magnetic block to detect a speed of the bicycle wheel and transmitting a speed signal to the controller and communication module of the bicycle automatic shifting unit Controller.

According to the present invention, there is provided an automatic bicycle shifting unit and an automatic bicycle shifting system that can be applied to a conventional bicycle or an electric bicycle having an external transmission or an internal transmission, which will have a battery module, a controller and a communication module, and a variable speed actuator module Integrated into an integral unit, the automatic shifting unit can be directly used for conventional shifting bicycles without an additional battery, enabling automatic shifting of conventional shifting bicycles.

DRAWINGS

1 is a schematic view showing an automatic bicycle shifting unit according to an embodiment of the present invention;

2 is a schematic view showing the installation of an automatic shifting unit and a sensor in a bicycle according to an embodiment of the present invention.

Description of the reference numerals

A battery module; B controller and communication module; C shift actuator module; 1 bicycle automatic shifting unit; 2 switch sensor; 3 magnetic block; 20 controller; 40 communication module; 41 interface plug; 42 battery management system; Battery pack; 44 battery charging interface; 45 power switch interface; 46 speed signal and manual / automatic switching interface; 47 bicycle lighting interface; 48 battery module housing; 49 controller and communication module housing

detailed description

Exemplary embodiments of the present invention are described below with reference to the accompanying drawings. It is to be understood that the specifics of the invention are not intended to limit the scope of the invention.

An automatic bicycle shifting system according to an embodiment of the present invention will be specifically described below with reference to FIGS. 1 and 2. 1 is a schematic view showing an automatic bicycle shifting unit according to an embodiment of the present invention. 2 is a schematic view showing the installation of an automatic shifting unit and a sensor in a bicycle according to an embodiment of the present invention.

As shown in FIG. 1, the bicycle automatic shifting unit 1 of the present embodiment includes three modules A, B, and C which are integrated into one integral unit. The A module is a battery module, the B module is a controller and a communication module, the C module is a variable speed actuator module, and in the longitudinal direction of the bicycle automatic shifting unit, the B module is located between the A module and the C module.

The battery module A includes a housing 48 and a battery management system 42 and a battery pack 43 located within the housing 48. Also provided on the housing 48 are an interface plug 41, a battery charging interface 44, a power switch interface 45, a speed signal and a manual/automatic switching interface 46 and a bicycle lighting interface 47. Battery module A is plug and play. The battery module A can be connected to the controller and the communication module B through the interface plug 41. The battery module A can be connected to an external power source or a generator inside the bicycle through the battery charging interface 44 for charging the battery pack 43. The power switch interface 45 can be used to turn the power of the battery pack 43 on or off according to different operating conditions. The speed signal and manual/automatic switching interface 46 can be used to input speed signals to the controller 20 in the controller and communication module B and can be used to switch the operating mode between manual mode and automatic mode (manual/automatic switching module can It is mounted on the handlebar of the bicycle and is connected to the controller 20 in the controller and communication module B via a speed signal and a manual/automatic switching interface 46. Bicycle lighting interface 47 can be used to power bicycle lights to provide illumination in the dark. With different voltage outputs, the battery pack 43 in the battery module A can not only power the actuator motor, but also power the controller and communication module B, as well as can be used for illumination.

The controller and communication module B includes a housing 49 and a controller 20 and communication module 40 both located within the housing 49. When the battery module A is connected to the controller and the communication module B through the interface plug 41, the housing 48 of the battery module A is inserted into the housing 49 of the controller and the communication module B. Alternatively, the Bluetooth communication module can be integrated in the controller and communication module B for communication between the controller 20 and an external system (for example, uploading/downloading software for updating the system) and with a speed sensor or a manual/automatic switching module Communication.

The shift actuator module C can be the same as the shift actuator module in Patent Documents 3 and 4, and a detailed description of its structure and function will be omitted herein.

In addition to the bicycle automatic shifting unit 1 shown in FIG. 1, as shown in FIG. 2, the bicycle automatic shifting system of the present embodiment further includes a magnet block 3 and a switch sensor 2. The bicycle automatic shifting unit 1 is mounted to the frame of the bicycle, preferably to the seat tube, lower tube or other suitable location of the bicycle. The magnet block 3 is mounted to the spokes of the bicycle. The switch sensor 2 is, for example, a reed sensor and is mounted to the frame of the bicycle, preferably to the rear fork of the bicycle. The switch sensor 2 is connected to the controller 20 and the controller 20 in the communication module B. During operation of the bicycle wheel, the switch sensor 2 is triggered by the magnet block 3 to detect the speed of the bicycle wheel and transmit a speed signal to the controller 20. If the Bluetooth communication module is integrated in the switch sensor 2, the speed signal can be sent to the controller 20 via the Bluetooth signal.

Advantageous effects of embodiments of the present invention will be described below:

1. A battery module having a battery management system is integrated in a shift actuator, so that the automatic shifting unit can be directly used for a conventional shifting bicycle without an additional battery, realizing automatic shifting of a conventional shifting bicycle, thereby being able to be based on rhythm, force, and wheel The speed and slope automatically calculate the optimum gear position and the ideal shift point, ensuring excellent ride comfort and maximum flexibility whether the bike is traveling straight, uphill or downhill.

2. The controller and communication module are also integrated into the variable speed actuator, making the automatic shifting unit more compact and space efficient.

3. With different voltage outputs, the battery pack in the battery module not only powers the actuator motor, but also powers the controller and communication module, as well as can be used for illumination.

4. The battery module is plug and play, which is more convenient for transportation and import/export.

5. The integrated battery charging interface can be connected to an external power source or a bicycle internal generator for charging the battery.

6. The integrated power switch interface can be used to turn the power of the battery pack in the battery module on and off according to different operating conditions.

7. The integrated speed signal and manual/automatic switching interface can be used to input speed signals to the controller and switch the operating mode between manual and automatic.

8. The integrated bicycle lighting interface can be used to power bicycle lights in the dark to provide illumination.

9. The integrated Bluetooth communication module can be used for communication between the controller and external systems as well as communication with speed sensors or manual/automatic switching modules.

10. The switch sensor and magnetic block are provided to conveniently detect the speed of the bicycle wheel and send a speed signal to the controller.

It is to be understood that the above-described embodiments are merely exemplary and are not intended to limit the invention. A person skilled in the art can make various modifications and changes to the above-described embodiments without departing from the scope of the invention.

1) In the above embodiment, the battery charging interface 44, the power switch interface 45, the speed signal and the manual/automatic switching interface 46 and the bicycle lighting interface 47 are independent interfaces. However, the present invention is not limited thereto, and the battery charging interface 44, the power switch interface 45, the speed signal and the manual/automatic switching interface 46, and the bicycle lighting interface 47 may be designed as one integral interface. And depending on the design of the structure, the location of these interfaces can also be flexible.

2) In the above embodiment, the speed signal & manual/automatic switching interface 46 is an interface. However, the present invention is not limited thereto, and it is also possible that the battery module A includes separate speed signal interfaces and manual/automatic switching interfaces.

3) According to different structural design, the number, function and position of the interfaces in the battery module A can be flexibly selected.

4) In the above embodiment, the battery module A is plug and play, that is, the battery module A can be detached from the controller and the communication module B and the shift actuator module C. However, the present invention is not limited thereto, and the battery module A may be fixed to the controller and the communication module B and the shift actuator module C so as not to be detachable from the controller and the communication module B and the shift actuator module C.

5) In the above embodiment, the controller and the communication module B are located between the battery module A and the shift actuator module C in the longitudinal direction of the automatic bicycle shifting unit. However, the present invention is not limited thereto, and it is also possible that, for example, the battery module A is located between the controller and the communication module B and the shift actuator module C.

Claims

An automatic bicycle shifting unit including a shift actuator module for changing a gear ratio of a bicycle transmission, a controller and a communication module, and for powering the shift actuator module and the controller and the communication module The battery module is characterized in that the shift actuator module, the controller and the communication module, and the battery module are integrated into one unit.
The automatic bicycle shifting unit according to claim 1, wherein said controller and communication module are located between said shift actuator module and said battery module in a longitudinal direction of said automatic bicycle shifting unit.
The bicycle automatic shifting unit according to claim 2, wherein the battery module is provided with an interface plug, and the battery module is connected to the controller and the communication module through the interface plug.
The bicycle automatic shifting unit according to claim 3, wherein the battery module has a first housing, the controller and the communication module have a second housing, and the first housing of the battery module is inserted The second housing of the controller and the communication module.
The automatic bicycle shifting unit according to any one of claims 1 to 3, wherein the battery module is provided with a battery charging interface, and the battery module is connected to an external power source or a bicycle interior through the battery charging interface a generator for charging a battery pack in the battery module.
The automatic bicycle shifting unit according to any one of claims 1 to 3, wherein the battery module is provided with a power switch interface for turning the said switch on or off according to different working states. The power of the battery pack in the battery module.
The automatic bicycle shifting unit according to any one of claims 1 to 3, wherein the battery module is provided with a speed signal and a manual/automatic switching interface, and the speed signal and the manual/automatic switching interface are used for A speed signal of the bicycle is input to a controller in the controller and communication module and is used to switch the operating mode between the manual mode and the automatic mode.
The automatic bicycle shifting unit according to any one of claims 1 to 3, wherein the battery module is provided with a bicycle lighting interface, the bicycle lighting interface being capable of powering the bicycle light to provide illumination in the dark .
The automatic bicycle shifting unit according to any one of claims 1 to 3, characterized in that the controller and the communication module are integrated with a Bluetooth communication module.
A bicycle automatic shifting system comprising:

The automatic bicycle shifting unit according to any one of claims 1 to 9, which is mounted to a seat tube or a lower tube of the bicycle;

a magnetic block that is mounted to the spokes of the bicycle;

a switch sensor mounted to a lower fork of the bicycle, the switch sensor being triggered by the magnetic block to detect a speed of the bicycle wheel and transmitting a speed signal to the controller and communication module of the bicycle automatic shifting unit Controller.