JPH0216958Y2 - - Google Patents

Description

[Detailed description of the invention] [Field of industrial application] This invention relates to electric transmissions, and in particular, aims to make the transmission of motorcycles easier to operate, improve the shift operability, and improve the speed change operation. This invention relates to an electric transmission device that confirms the following.

[Prior Art] The handlebar of an motorcycle is provided with a handlebar switch box, and switches such as a turn signal switch, a light switch, and a horn switch are provided on the handlebar switchbox. Further, in an electric transmission having a manual operation mechanism, an operation switch for the transmission is also provided near the handlebar switch box. Turn on these switches with your thumb.
The motorcycle is kept in good running condition by turning it off.

[Problems to be solved by the invention] By the way, in conventional transmissions with manual operation mechanisms, when turning on the operation switch, it is necessary to grasp the clutch lever while holding the clutch lever. There are disadvantages in that it is extremely difficult to release the lever and that safety during gear shifting operations is reduced.

In addition, in gear shifting operations performed by rotating the handlebar grip while gripping the clutch lever, the above-mentioned problem of decreased safety during shifting operations can be overcome, but the shifting operations for acceleration or deceleration are difficult to overcome. The operator cannot quickly and reliably check whether the operation has finished or is in progress.
The inability to grasp the shift state causes problems such as a delay in response after the shift is completed and anxiety about the final speed, which does not improve operability and is disadvantageous in practice.

[Purpose of the invention] Therefore, in order to eliminate the above-mentioned inconvenience, the purpose of this invention is to provide a groove-like engagement portion provided in the solenoid, the plunger, and the rotating portion that engages and disengages from the tip of the plunger as the plunger moves. The engagement between the plunger tip and the groove-shaped engagement part suppresses the rotational movement of the rotating part, and the engagement between the plunger tip and the groove-shaped engagement part is released at the end of one shift operation. The rotating part can be rotated a little further, and an operation completion confirmation mechanism is provided to confirm the completion of one shift operation by making a pin contact the end of the long groove. By providing a control unit that inputs electric signals from the ON operation of the switch and changes gears based on these electric signals, it is possible to easily perform gear shifting operations, improve safety during gear shifting operations, and An object of the present invention is to realize an electric transmission device that can quickly confirm the completion of one shift operation.

[Means for solving the problem] In order to achieve this purpose, this invention provides an electric transmission having a manual operation mechanism with a fixed part consisting of a handlebar, and a handlebar grip, a switch box, and a clutch lever. and a rotating part rotatably engaged with the fixed part, a through hole provided in the protrusion on the fixed part side, and a long groove provided at a position of the rotating part that matches the through hole, and a penetrating part. A retaining mechanism consisting of a pin inserted through the hole and having an end positioned in a long groove is provided, and a solenoid, a plunger, and a groove provided in the rotating part engages and disengages from the tip of the plunger as the plunger moves. The engagement between the plunger tip and the groove-shaped engagement part suppresses the rotational movement of the rotating part, and when one shift operation is completed, the plunger tip and the groove-shaped engagement part engage with each other. An operation completion confirmation mechanism is provided for confirming the completion of one shift operation by canceling the engagement and allowing the rotating part to rotate a little further, and by bringing a pin into contact with the end of the long groove to confirm the completion of one shift operation, and The present invention is characterized in that it is provided with a control section that inputs electric signals for a shift operation and an ON operation of a clutch switch, and changes gears based on these electric signals.

[Function] With the configuration as described above, when the motorcycle is running, the rotating part consisting of the handle grip and the clutch lever is rotated while the clutch switch is turned on, and the plunger tip and the groove-shaped engaging part are engaged with each other. The rotational movement of the rotating part is suppressed by the plunger, the transmission is operated to shift the motorcycle, and the speed is adjusted. At the same time, a signal at the end of the gear shifting operation is transmitted directly to the rotating part, and the tip of the plunger The end of the gear shifting operation can be quickly confirmed by releasing the engagement with the groove-like engaging part, allowing the rotating part to rotate a little further, and bringing the pin into contact with the end of the long groove.

[Example] Hereinafter, an example of this invention will be described in detail based on the drawings.

Figures 1 to 9 show examples of this invention;
In Fig. 9, 2 is a manual operation mechanism (not shown) for an electric transmission, 4 is a handle grip, 6 is a clutch lever, 8 is a handle switch box,
10 is a handlebar. The operating mechanism 2 is divided into a fixed part 12 and a rotating part 14, and the fixed part 12 is formed by the first handlebar 10a, and the rotating part 14 is formed by a handle grip 4, a clutch lever 6, and a handle switch box. 8 and the second handlebar 10b. That is, the handlebar 10 is divided into first and second handlebars 10a and 10b, and the protrusion 16 provided at the tip of the first handlebar 10a and the recess 18 provided in the second handlebar 10b are rotatably engaged. match.

Further, as shown in FIGS. 2 to 4, the rotating portion 14
A holding mechanism 20 is provided which suppresses the range of rotation and prevents disengagement. It is formed by long grooves 24, 24 provided at matching positions, and a pin 26, which is inserted through the through hole 22 and whose ends are located within the long grooves 24, 24. At this time, as shown in FIG. 4, a moderation mechanism 28 made of a spring or the like is provided in the long groove 24 of the rotating portion 14 to provide moderation to the rotational movement of the rotating portion 14.

Furthermore, as shown in FIGS. 2 and 3, the rotating portion 14
A protrusion 30 is provided on the outer periphery, and this protrusion 30 includes:
As shown in FIGS. 5 and 7, a switch section 32 consisting of a limit switch is provided, and this switch section 32 is formed by, for example, a first switch 32a for acceleration and a second switch 32b for deceleration.

Furthermore, as shown in FIGS. 6 and 7, an operation completion confirmation mechanism 34 is provided, and this operation completion confirmation mechanism 34
, the solenoid 36, the plunger 38, and the rotating portion 1 that engages and disengages from the tip of the plunger 38 by moving the plunger 38 in the vertical direction.
4 and a groove-like engaging portion 40 provided in the groove. At this time, during the gear shifting operation, the plunger 38 and the engaging portion 4
0, the rotational movement of the rotating portion 14 is suppressed, and at the end of one shift operation, the plunger 3
8 is disengaged from the groove-like engaging portion 40, and further rotated slightly to bring the end of the long groove 24 into contact with the pin 26.

Further, as is clear from FIG. 7, the engaging portion 40 is formed to have a smaller length than the long groove 24.

Note that reference numeral 42 denotes a biasing means made of a spring or the like for returning the rotating portion 14 to the neutral position.

Next, the block diagram of FIG. 8 will be explained in detail.

ON/OFF by the rotating operation of the rotating part 14
The first switch 32 is an input switch to be operated.
a and a second switch 32b, which is a down switch, are connected to the control section 44. In addition, this control section 44
A clutch switch 46 that is turned on when the clutch lever 6 is grasped and the clutch is disengaged is also connected to the clutch lever 6. Further, the control section 44 is composed of a shaping circuit 48 that shapes the electrical signals from each switch, a microcomputer 50, and a motor drive circuit 52 that drives the speed change operation motor.

Furthermore, a motor 54 of a transmission device (not shown) is connected to the control unit 44, and this motor 54
A potentiometer 56 is connected to convert the driving state of the motor 54 into an electrical signal. Further, the potentiometer 56 is connected to the control section 44, and the control section 44 outputs an electric signal at the end of one shift operation to confirm the end of the operation 3.
4 is configured to operate.

Next, the operation will be explained along the flowchart of FIG.

First, turn on the ignition switch, then pull the clutch lever 6 to turn the clutch switch 46 on.
Turn on. Then, the rotating portion 14 is rotated in a desired direction to turn on the switch portion 32. At this time, it is determined whether the electric signal from the switch section 32 is an electric signal for downshifting, and if YES, the motor 54 is reversely rotated to perform a deceleration operation, and if NO, the motor 54 is rotated forward. Perform acceleration operation. Then, at the end of each acceleration/deceleration operation, an operation end signal is output to the operation end confirmation mechanism 34, and the solenoid 36 is turned on, that is, energized, and the plunger 38 is pulled down, causing the tip of the plunger 38 and the groove-shaped engagement portion to be pulled down. 40, the rotating part 14 is further rotated to bring the pin 26 into contact with the end of the long groove 24, and the end of one shift operation is transmitted to the operator via the rotating part 14. let

That is, when the handle grip 4 is rotated in a desired direction, the protrusion 30 allows the first and second switches 32a, 32b
Either one of the switches is turned on.

When the switch is turned on, current flows through the motor 54, causing the motor 54 to rotate forward or reverse, thereby accelerating or decelerating the transmission by one speed.

When one shift operation is completed, current flows through the solenoid 36 to pull down the plunger 38, and the engaged state between the plunger 38 and the groove-shaped engaging portion 40 is released. At this time, as the operator applies force to the handle grip 4,
The handle grip 4 is further rotated slightly to bring the pin 26 into contact with the end of the long groove 24, and this rotatable state is transmitted to the operator as the end of one shift operation.

As a result, the gear shifting operation can be performed without moving the thumb while grasping the handle grip 4, improving safety during driving, and simplifying the gear shifting operation compared to the conventional one. , which can be done quickly.

Further, when one shift operation is completed, the solenoid 36 pulls down the plunger 38 to release the engagement between the tip of the plunger 38 and the groove-like engagement portion 40, and the handle grip 4 can be further rotated by a small amount. By doing so, it is possible to directly notify the operator of the end of a shift operation, quickly and reliably confirm the end of a shift operation, and to accurately grasp the acceleration/deceleration status. , operability can be improved, which is advantageous in practice.

Further, when the clutch switch 46 is in the OFF state, the rotating part 14 rotates to turn either the first switch 32a, which is an up switch, or the second switch 32b, which is a down switch.
Even if the clutch switch 46 is turned on, the motor 54 is not driven, and the clutch switch 46 is turned on or off when performing the gear shifting operation.
OFF operation and first and second switches 32a, 32b
You can also change the order of the ON/OFF operations.

[Effects of the invention] As explained in detail above, this invention consists of a solenoid, a plunger, and a groove-like engagement portion provided on the rotating portion that engages and disengages from the tip of the plunger as the plunger moves. , the rotational movement of the rotating part is suppressed by the engagement between the plunger tip and the groove-like engagement part, and at the end of one shift operation, the engagement between the plunger tip and the groove-like engagement part is released and the rotation occurs. The part can be rotated a little further, and an operation completion confirmation mechanism is provided to confirm the completion of a shift operation by making a pin contact the end of the long groove. Since a control unit is provided which inputs electric signals for each operation and changes gears based on these electric signals, the gear shifting operation becomes easy and the safety during the gear shifting operation can be improved. Also,
By directly transmitting the operation end signal to the operator, the operator can quickly and reliably confirm the end of one shift operation, improving operability.

[Brief explanation of drawings]

Figures 1 to 9 show an embodiment of this invention, Figure 1 is a schematic plan view of the manual operation mechanism, Figure 2 is a cutaway cross-sectional plan view of the main part of the handlebar, and Figure 3 is a front view of the handlebar. Figure 4 is an enlarged sectional view showing the holding mechanism and moderation mechanism, Figure 5 is a schematic diagram showing the limit switch, Figure 6 is a schematic diagram showing the operation end confirmation mechanism, Figure 7 is the - line in Figure 6. FIG. 8 is a block diagram of the operating mechanism, and FIG. 9 is a flowchart of the operating mechanism. In the figure, 2 is an operating mechanism, 4 is a handle grip, 6 is a clutch lever, 8 is a handle switch box, 10 is a handle bar, 12 is a fixed part, 14 is a rotating part, 16 is a protrusion, 18 is a recessed part, 2
0 is a holding mechanism, 22 is a through hole, 24 is a long groove, 26
28 is a pin, 28 is a moderation mechanism, 30 is a protruding portion, 32 is a switch portion, 34 is an operation completion confirmation mechanism, 36 is a solenoid, 38 is a plunger, 40 is an engaging portion, 4
2 is a biasing means, 44 is a control unit, 46 is a clutch switch, 48 is a shaping circuit, 50 is a microcomputer, 52 is a motor drive circuit, 54 is a motor,
56 is a potentiometer.

Claims (1)

[Scope of utility model registration request] In an electric transmission having a manual operation mechanism, a fixed part consisting of a handlebar is provided, a rotating part consisting of a handle grip, a switch box, and a clutch lever is rotatably engaged with the fixed part, A holding mechanism consisting of a through hole provided in the protrusion on the fixed part side, a long groove provided at a position of the rotating part that matches the through hole, and a pin inserted through the through hole and having an end located in the long groove. The solenoid is provided with a solenoid, a plunger, and a groove-like engagement part provided on the rotating part that engages and disengages with the tip of the plunger as the plunger moves. This suppresses the rotational movement of the rotating part, and at the end of one shift operation, the engagement between the plunger tip and the groove-shaped engaging part is released, and the rotating part can be rotated a little further, and a pin is attached to the end of the long groove. An operation completion confirmation mechanism is provided which confirms the completion of one shift operation by bringing the rotating part into contact with each other, and inputs electrical signals for the shift operation by the rotation of the rotating part and the ON operation of the clutch switch. What is claimed is: 1. An electric transmission device characterized by being provided with a control section that changes gears by changing the speed.