JP6990536B2 - Bicycle battery unit and bicycle battery unit mounting structure - Google Patents

Description

The present invention relates to a bicycle battery unit and a mounting structure of a bicycle battery unit.

In the bicycle disclosed in Patent Document 1, the bicycle battery unit can be removed from the frame by operating the operation unit provided on the frame of the bicycle.

Japanese Unexamined Patent Publication No. 9-226653

In a conventional bicycle, when the user operates the operation unit, the bicycle battery unit may move unintentionally if an external force such as gravity is applied in the movable direction of the bicycle battery unit. be.

An object of the present invention is to provide a bicycle battery unit and a mounting structure for a bicycle battery unit that can be stably removed.

One form of a bicycle battery unit according to the first aspect of the present invention has a housing provided with a battery cell, a rotation axis, an operation portion, and an engagement portion, and is movable around the rotation axis in the housing. The operation unit includes the operation member provided, and the operation unit can be moved between the first operation position and the second operation position around the rotation axis, and the engagement unit is such that the operation unit is the first. When it is located at one operating position, it engages with the engaged portion provided on the bicycle, and when the operating portion is located at the second operating position, it is configured to be separated from the engaged portion. The engaging portion is provided between the rotating axis and the operating portion.
According to the first aspect, when the operation unit moves from the first operation position to the second operation position, the user touches the operation unit of the bicycle battery unit. Therefore, it is difficult for the bicycle battery unit to move even if the engaged portion is separated from the engaged portion. Therefore, the bicycle battery unit can be stably removed. Further, since the engaging portion is provided between the rotating axis and the operating portion, the engaging portion is provided farther from the operating portion than the rotating axis when the distance between the rotating axis and the operating portion is constant. The operating member can be made smaller than the above.

A form of a bicycle battery unit according to a second aspect of the present invention includes a housing provided with a battery cell, an operating portion provided in the housing, and an engaging portion interlocking with the operating portion. Is movable between the first operating position and the second operating position, and the engaging portion is an engaged portion provided on the bicycle when the operating portion is located at the first operating position. When the operating portion is located at the second operating position, the operating portion is configured to be separated from the engaged portion, and the operating portion is pushed to a second position from the first operating position. It is configured to move to the operating position.
According to the second aspect, the bicycle battery unit can be stably removed. Further, for example, when the user operates the operation unit by hand, the user's hand is closer to the housing when the operation unit is located at the second operation position, so that the bicycle battery unit can be removed more stably. Can be done.

A form of a bicycle battery unit according to a third aspect of the present invention includes a housing provided with a battery cell, an operating portion provided in the housing, and an engaging portion interlocking with the operating portion. Is movable between the first operating position and the second operating position, and the engaging portion is an engaged portion provided on the bicycle when the operating portion is located at the first operating position. When the operation unit is located at the second operation position, the operation unit is configured to be separated from the engaged portion, and the operation unit is the first operation unit and the first operation unit. It includes a second operation unit provided separately from the above.
According to the third aspect, the bicycle battery unit can be stably removed. Further, for example, since the operation unit includes the first operation unit and the second operation unit, when the user operates the operation unit by hand, the user operates the operation unit using a plurality of fingers. Therefore, the bicycle battery unit can be removed more stably.

A form of a bicycle battery unit according to a fourth aspect of the present invention includes a housing provided with a battery cell, an operating portion provided on the housing, and an engaging portion interlocking with the operating portion. Is movable between the first operating position and the second operating position, and the engaging portion is an engaged portion provided on the bicycle when the operating portion is located at the first operating position. When the operating portion is located at the second operating position, the engaging portion is configured to be separated from the engaged portion, and when the housing is attached to the bicycle, the engaging portion is engaged with the bicycle. , Provided in the housing so as to be movable in the width direction of the bicycle.
According to the fourth aspect, the bicycle battery unit can be stably removed. Further, since the engaging portion can be moved in the width direction of the bicycle, when the operating portion is in the first operating position, the movement of the battery unit for bicycle in the direction intersecting the width direction of the bicycle can be suitably restricted.

The bicycle battery unit on the fifth side surface according to any one of the second to fourth side surfaces has a rotation axis, the operation portion, and the engagement portion, and the housing is movable around the rotation axis. The operation unit is movable between the first operation position and the second operation position around the rotation axis, and is between the rotation axis and the operation unit. The engaging portion is provided.
According to the fifth side surface, since the engaging portion is provided between the rotating axis and the operating portion, when the distance between the rotating axis and the operating portion is constant, the engaging portion is more than the rotating axis. The operating member can be made smaller than the configuration provided far from.

In the bicycle battery unit on the sixth side surface according to the third or fourth side surface, the operation unit is configured to move from the first operation position to the second operation position by being pushed.
According to the sixth aspect, the bicycle battery unit can be removed more stably.

In the bicycle battery unit on the seventh side surface according to the fourth side surface, the operation unit includes a first operation unit and a second operation unit provided separately from the first operation unit.
According to the seventh aspect, the bicycle battery unit can be removed more stably.

In the bicycle battery unit on the eighth side surface according to the seventh side surface, the operation unit is configured to move from the first operation position to the second operation position by being pushed.
According to the eighth aspect, the bicycle battery unit can be removed more stably.

The bicycle battery unit on the ninth side surface according to any one of the sixth to eighth sides has a rotation axis, the operation portion, and the engagement portion, and is movable around the rotation axis in the housing. The operation unit includes the operation member provided, and the operation unit is movable between the first operation position and the second operation position around the rotation axis, and the operation unit is said to be between the rotation axis and the operation member. An engaging portion is provided.
According to the ninth side surface, since the engaging portion is provided between the rotating axis and the operating portion, when the distance between the rotating axis and the operating portion is constant, the engaging portion is more than the rotating axis. The operation unit can be made smaller than the configuration provided far from.

In the bicycle battery unit on the tenth side surface according to any one of the first to ninth side surfaces, the housing is attached to the engaged portion while the engaging portion is engaged with the engaged portion. In contrast, the engaging portion is configured to be restricted from moving downward and the housing to be allowed to move downward with respect to the engaged portion while being separated from the engaged portion. Will be done.
According to the tenth aspect, the bicycle battery unit can be moved downward and removed, so that the user can easily remove the bicycle battery unit without lifting it.

A form of a bicycle battery unit according to the eleventh aspect of the present invention is interlocked with a housing provided with a battery cell, an operating portion provided in the housing, and the operating portion, and can be engaged with an engaged portion of the bicycle. The operating portion is movable between the first operating position and the second operating position, and the engaged portion is the first engaged portion and the second engaged portion. The engaging portion includes an engaging portion, the engaging portion includes a first engaging portion and a second engaging portion, and the first engaging portion is described when the operating portion is located at the first operating position. It is configured to engage with the first engaged portion provided on the bicycle and to be separated from the first engaged portion when the operating portion is located at the second operating position, and the second engaging portion is provided. The unit engages with a second engaged portion provided on the bicycle when the operation unit is located at the first operation position, and when the operation unit is located at the second operation position, the unit is said. It is configured to be separated from the second engaged portion, and when the operating portion moves from the first operating position to the second operating position, the first engaging portion and the second engaging portion are relative to each other. The position changes.
According to the eleventh aspect, the bicycle battery unit can be stably removed. Further, the first engaging portion and the second engaging portion move in different directions in order to change the relative positions of the first engaging portion and the second engaging portion. Therefore, the bicycle battery unit can be stably attached to the bicycle.

In the bicycle battery unit on the twelfth side surface according to the eleventh side surface, the operation unit is configured to move from the first operation position to the second operation position by being pushed.
According to the twelfth aspect, the bicycle battery unit can be removed more stably.

In the bicycle battery unit on the thirteenth side according to the eleventh or twelfth side surface, the engaging portion is provided on the housing so as to be movable in the width direction of the bicycle while the housing is attached to the bicycle. ..
According to the thirteenth aspect, when the operation unit is in the first operation position, the movement of the bicycle battery unit in the direction intersecting the width direction of the bicycle can be suitably restricted.

In the bicycle battery unit on the 14th side surface according to any one of the 11th to 13th side surfaces, the operation unit is a first operation unit and a second operation provided separately from the first operation unit. The first engaging portion is interlocked with the first operating portion, and the second engaging portion is interlocked with the second operating portion.
According to the 14th aspect, the user can remove the bicycle battery unit from the bicycle by operating each of the first operation unit and the second operation unit, so that the removal of the bicycle battery unit is more stable. It can be carried out.

In the bicycle battery unit on the fifteenth side according to any one of the eleventh to the fourteenth sides, when the operation part moves from the first operation position to the second operation position, the first engagement part And the second engaging portion approaches each other, and when the operating portion moves from the second operating position to the first operating position, the first engaging portion and the second engaging portion are separated from each other.
According to the fifteenth aspect, the first engaging portion and the second engaging portion move in opposite directions in order to change the relative position between the first engaging portion and the second engaging portion. Therefore, the bicycle battery unit can be stably attached to the bicycle.

The bicycle battery unit on the 16th side surface according to the 14th side surface has the first rotation axis, the first operation portion, and the first engagement portion, and the housing is movable around the first rotation axis. A second operation member provided in the housing, having a second rotation axis, the second operation portion, and the second engagement portion, and movably provided around the second rotation axis. The first operation unit includes a member, and the first operation unit can move between a third operation position and a fourth operation position around the first rotation axis, and the second operation unit is the second rotation. The first engaging portion is provided between the first rotating axis and the first operating portion so as to be movable between the fifth operating position around the axis and the sixth operating position, and the second The second engaging portion is provided between the rotation axis and the second operating portion.
According to the 16th side surface, since the first engaging portion is provided between the first rotation axis and the first operation portion, when the distance between the first rotation axis and the first operation portion is constant, The first operating member can be made smaller than the configuration in which the engaging portion is provided farther from the operating portion than the rotation axis. Since the second engaging portion is provided between the second rotating axis and the second operating portion, when the distance between the second rotating axis and the second operating portion is constant, the engaging portion is larger than the rotating axis. The second operating member can be made smaller than the configuration provided far from the operating unit.

In the bicycle battery unit on the 17th side surface according to the 16th side surface, the first operation unit moves from the third operation position to the fourth operation position, and the second operation unit moves from the fifth operation position to the fifth operation position. 6 When moving to the operation position, the first engaging portion and the second engaging portion approach each other, the first operating portion moves from the fourth operating position to the third operating position, and the second When the operating portion moves from the sixth operating position to the fifth operating position, the first engaging portion and the second engaging portion are separated from each other.
According to the 17th side surface, the first engaging portion and the second engaging portion move in opposite directions in order to change the relative position between the first engaging portion and the second engaging portion. Therefore, the bicycle battery unit can be stably attached to the bicycle.

In the bicycle battery unit on the 18th side surface according to any one of the 11th to 17th side surfaces, the first engaging portion is engaged with the first engaged portion, and the housing is the first. 1 Restricts movement downward with respect to the engaged portion, and allows the housing to move downward with respect to the first engaged portion while being separated from the first engaged portion. The second engaged portion restricts the housing from moving downward with respect to the second engaged portion in a state of being engaged with the second engaged portion. It is configured to allow the housing to move downward with respect to the second engaged portion while being separated from the second engaged portion.
According to the eighteenth aspect, the user can easily remove the bicycle battery unit without lifting it.

In the bicycle battery unit on the 19th side surface according to any one of the 7th, 8th, and 14th to 18th side surfaces, the first operation unit and the second operation unit are symmetrical with respect to a predetermined plane. It is provided in.
According to the 19th aspect, the first engaging portion and the second engaging portion can be easily operated.

The bicycle battery unit on the 20th side surface according to any one of the 1st to 19th side surfaces further includes an urging unit that applies a force from the second operating position toward the first operating position to the operating unit. ..
According to the 20th aspect, the operation unit is maintained in the first operation position when the operation unit is not operated.

The bicycle battery unit on the 21st side surface according to any one of the 1st to 20th side surfaces further includes a guide unit for guiding the movement of the operation unit.
According to the 21st aspect, the operation unit moves along a predetermined trajectory by the guide unit.

In the bicycle battery unit on the 22nd side surface according to the 21st side surface, the guide portion includes one of the first concave portion and the first convex portion, and the operation portion is a second convex portion fitted in the first concave portion. And further includes one of the second concave portions that fits into the first convex portion.
According to the 22nd side surface, the movement of the operation unit can be guided by a simple configuration by fitting one of the first concave portion and the first convex portion into one of the second convex portion and the second concave portion.

In the bicycle battery unit on the 23rd side surface according to any one of the 1st to 22nd side surfaces, the engaging portion includes a roller that can come into contact with the engaged portion.
According to the 23rd aspect, when the operating portion moves between the first operating position and the second operating position, the roller rotates so that the engaging portion can be smoothly disengaged from the engaged portion. Also, the engaged portion can be smoothly engaged with the engaged portion.

In the bicycle battery unit on the 24th side according to any one of the 1st to 23rd sides, the housing includes a first end portion in the longitudinal direction of the frame when attached to the frame of the bicycle. The operating portion and the engaging portion are provided at the first end portion.
According to the 24th side surface, the first end portion of the housing can be engaged with the engaged portion of the frame.

In the 25th side bicycle battery unit according to the 24th side surface, the housing includes a second end portion in the longitudinal direction in a state of being attached to the frame, and the second end portion is provided on the frame. Includes at least the other of the protrusions and recesses that fit into at least one of the protrusions and recesses.
According to the 25th side surface, the second end of the housing can be engaged with the frame by fitting the second end of the housing into at least one of a convex portion and a concave portion provided on the frame.

One form of the mounting structure of the bicycle battery unit according to the 26th aspect of the present invention is the bicycle battery unit according to any one of the first to the 25th aspects, the engaged portion provided on the bicycle, and the engaged portion. including.
According to the 26th aspect, the bicycle battery unit can be stably removed.

In the mounting structure of the bicycle battery unit on the 27th side surface according to the 26th side surface, the engaged portion includes a recess in which the engaging portion can be engaged.
According to the 27th side surface, the bicycle battery unit can be stably attached to the bicycle by fitting the engaging portion into the recess included in the engaged portion.

In the mounting structure of the bicycle battery unit on the 28th side according to the 26th or 27th side surface, the engaged portion is provided on the down tube of the frame of the bicycle.
According to the 28th aspect, the bicycle battery unit attached to the down tube can be stably removed.

The mounting structure of the bicycle battery unit and the bicycle battery unit of the present invention can be stably removed.

The side view of the bicycle including the battery unit for a bicycle of 1st Embodiment. FIG. 1 is a partial cross-sectional view showing a mounting structure of the bicycle battery unit of FIG. The first perspective view of the battery unit for a bicycle of FIG. The second perspective view of the battery unit for a bicycle of FIG. FIG. 2 is a plan view of the first end of the bicycle battery unit of FIG. FIG. 2 is a plan view of a support portion in a state where the second support portion of the bicycle battery unit of FIG. 2 is removed. FIG. 2 is a plan view of a support portion in a state where the first support portion of the bicycle battery unit of FIG. 2 is removed. FIG. 6 is a perspective view of the first operating member of FIG. FIG. 6 is a perspective view of the second operating member of FIG. FIG. 2 is a cross-sectional view taken along the line 8-8 of FIG. FIG. 10 is a cross-sectional view of a state in which the operation unit of FIG. 10 is in the second operation position. FIG. 5 is an enlarged cross-sectional view showing a part of FIG. 10. 1st perspective view of the battery holder of FIG. The second perspective view of the battery holder of FIG. The plan view of the support part in the state which the 2nd support part of the bicycle battery unit of 2nd Embodiment is removed. The plan view of the support part in the state which the 2nd support part of the bicycle battery unit of 3rd Embodiment is removed.

(First Embodiment)
A bicycle 10 including a bicycle battery unit 50 will be described with reference to FIG. Hereinafter, the battery unit for a bicycle will be simply referred to as a battery unit. The bicycle 10 may be a mountain bike, a road bike, or a city bike. Further, the bicycle 10 may be a tricycle or a cargo bike.

The bicycle 10 further includes a frame 12, a front fork 14, a front wheel 16A, a rear wheel 16B, and a handle 18. The frame 12 includes a head tube 12A, a top tube 12B, a down tube 12C, a seat tube 12E, a seat stay 12F, and a chain stay 12G.

The bicycle 10 further includes a battery mounting portion 22. The battery mounting portion 22 is provided on the frame 12 of the bicycle 10. In one example, the battery mounting portion 22 constitutes a part of the frame 12. In the example shown in FIG. 1, the battery mounting portion 22 constitutes a part of the down tube 12C. The down tube 12C includes a connecting portion 12D connected to the head tube 12A and a battery mounting portion 22. In one example, one end of the battery mounting 22 is connected to the connecting portion 12D and the other end of the battery mounting 22 is connected to the seat tube 12E. A drive unit mounting portion to which the drive unit is mounted may be provided between the battery mounting portion 22 and the seat tube 12E. The connecting portion 12D may be integrally molded with the battery mounting portion 22, may be formed separately from the battery mounting portion 22, and may be integrally joined by welding, adhesion, or the like. The battery mounting portion 22 may be provided separately from the frame 12.

As shown in FIG. 2, the battery mounting portion 22 includes a battery accommodating portion 26. The material of the battery housing 26 includes metal or fiber reinforced plastic. In one example, the battery accommodating portion 26 is preferably formed of at least the same material as the portion of the frame 12 that is connected to the battery accommodating portion 26. The battery accommodating portion 26 forms an accommodating space 26A accommodating the battery unit 50. The battery accommodating portion 26 extends, for example, in the extending direction of the frame 12. It is preferable that the external shape of the battery accommodating portion 26 is arbitrarily designed according to the type of the bicycle 10, the shape of the frame 12, and the like.

The battery housing 26 further includes an opening 26B. The opening 26B is formed in the battery accommodating portion 26 so as to open downward, for example, when the bicycle 10 is placed on a flat ground. The opening 26B is connected to the storage space 26A of the battery storage portion 26. The opening 26B is formed in a size that allows the battery unit 50 to be inserted into the accommodation space 26A. The battery unit 50 is accommodated in the accommodation space 26A through the opening 26B and is attached to the battery mounting portion 22.

The bicycle 10 includes a mounting structure 30 of the battery unit 50. The mounting structure 30 includes a battery unit 50 and an engaged portion 32 (see FIG. 10 ) provided on the bicycle 10. The mounting structure 30 may include a cover. When the mounting structure 30 includes a cover, the housing 52 of the battery unit 50 preferably further includes a cover mounting portion to which the cover can be mounted. The cover covers the opening 26B in a state where the battery unit 50 is housed in the storage space 26A of the battery housing unit 26. The battery unit 50 is protected from the outside by the battery accommodating portion 26 and the cover.

As shown in FIGS. 2 and 10, the engaged portion 32 is provided on the bicycle 10. The engaged portion 32 is provided on the down tube 12C of the frame 12 of the bicycle 10. Specifically, the mounting structure 30 further includes a battery holder 34 and a bracket 36. The bracket 36 provided with the engaged portion 32 is attached to the down tube 12C. The battery holder 34 is provided, for example, at one end of the battery accommodating portion 26 in the longitudinal direction. The bracket 36 is provided at the other end of the battery accommodating portion 26 in the longitudinal direction. It is preferred that the battery holder 34 is provided at the lower end of the battery housing 26 and the bracket 36 is provided at the upper end of the battery housing 26.

As shown in FIG. 2, the bracket 36 has a first portion 37A and a second portion 37B. As shown in FIG. 10, the first portion 37A is configured so that the cross section perpendicular to the longitudinal direction of the battery unit 50 has a U-shape. As shown in FIG. 2, the second portion 37B is provided on one side of the battery unit 50 of the first portion 37A in the longitudinal direction. The first portion 37A and the second portion 37B may be integrally molded. As shown in FIG. 10, the engaged portion 32 includes a recess 32A to which the engaging portion 58 of the battery unit 50 can be engaged. The engaged portion 32 includes a first engaged portion 40 and a second engaged portion 42. The first engaged portion 40 is provided on the bicycle 10. The second engaged portion 42 is provided on the bicycle 10. The first engaged portion 40 is provided at one end of the bracket 36 in the width direction (in FIG. 10, the right end of the bicycle 10). The second engaged portion 42 is provided at the other end of the bracket 36 in the width direction (the left end of the bicycle 10 in FIG. 10). The first engaged portion 40 includes a recess 40A capable of engaging the first engaging portion 94 of the battery unit 50. The second engaged portion 42 includes a recess 42A capable of engaging the second engaging portion 96 of the battery unit 50. The first engaged portion 40 and the second engaged portion 42 are provided on the first portion 37A of the bracket 36. The first engaged portion 40 and the second engaged portion 42 are provided in portions of the first portion 37A of the bracket 36 that face each other. The first engaged portion 40 is an engaging portion in a direction perpendicular to the longitudinal direction and perpendicular to the width direction of the battery unit 50 and to the outside in the width direction of the battery unit 50 in a state where the engaging portion 58 is engaged. It is preferably configured to be able to regulate the movement of 58. The second engaged portion 42 is an engaging portion in a direction perpendicular to the longitudinal direction and perpendicular to the width direction of the battery unit 50 and to the outside in the width direction of the battery unit 50 in a state where the engaging portion 58 is engaged. It is preferably configured to be able to regulate the movement of 58. The bracket 36 includes a first guide surface 36A that guides the engaging portion to the first engaged portion 40 and the second engaged portion 42. The first guide surface 36A is provided in a portion closer to the opening 26B of the frame 12 than the engaged portions 40 and 42 of the first portion 37A. The second portion 37B of the bracket 36 restricts the battery unit 50 from moving in the longitudinal direction of the battery unit 50 with the battery unit 50 attached to the bracket 36. With the battery unit 50 attached to the bracket 36, the second portion 37B has an inclined surface 37C (see FIG. 2) that inclines in a direction away from the battery unit 50 toward the opening 26B of the frame 12. The first portion 37A of the bracket 36 restricts the battery unit 50 from moving in the direction opposite to the opening 26B of the battery accommodating portion 26 with the battery unit 50 attached to the bracket 36. The first portion 37A of the bracket 36 may include an inclined surface (not shown) extending in the width direction of the battery unit 50 toward the opening 26B of the frame 12.

The battery unit 50 can supply electric power to an electric element included in the bicycle 10 in a state of being attached to the battery mounting portion 22. The electrical elements included in the bicycle 10 include electrical components. The electric component includes at least one of a drive unit, an electric transmission, an electric suspension, an electric seatpost, a display device, a cycle computer, a lamp, and an electric operating device. The drive unit includes a motor that assists the propulsion of the bicycle 10.

In one example, the battery unit 50 includes at least a housing 52 and an operating member 54. In one example, the battery unit 50 includes at least a housing 52, an operating portion 56, and an engaging portion 58. The battery unit 50 further includes a battery cell 60 (see FIG. 2), a control unit 62 (see FIG. 2), a connector 64 (see FIG. 4 ), an urging unit 66, a guide unit 68, and an elastic member 70. ..

As shown in FIG. 2, the battery cell 60 and the control unit 62 are provided in the housing 52. The number of battery cells 60 may be one or a plurality. The battery cell 60 has, for example, a cylindrical shape. The battery cell 60 includes a rechargeable battery. The battery cell 60 preferably includes a lithium ion battery.

The control unit 62 includes an arithmetic processing unit that executes a predetermined control program. The arithmetic processing unit includes, for example, a CPU (Central Processing Unit) or an MPU (Micro Processing Unit). The control unit 62 may include one or more microcomputers. The control unit 62 further includes a storage unit. The storage unit includes a non-volatile memory. The control unit 62 may further include a communication unit. The communication unit includes, for example, a communication circuit for performing power line communication (PLC).

The housing 52 includes a first end 74 and a second end 76. The material of the housing 52 includes a resin material. The housing 52 is formed in a substantially rectangular parallelepiped shape. The housing 52 has a longitudinal direction. The longitudinal direction of the housing 52 coincides with the longitudinal direction of the frame 12 when the battery unit 50 is attached to the frame 12 of the bicycle 10. The battery cell 60 and the control unit 62 are housed in the housing 52. The first end 74 is one end of the housing 52 in the longitudinal direction of the frame 12 when attached to the frame 12 of the bicycle 10. The second end 76 is the other end of the housing 52 in the longitudinal direction of the frame 12 when attached to the frame 12 of the bicycle 10. The second end 76 includes at least the other of the protrusions and recesses that fit into at least one of the protrusions and recesses provided in the frame 12. In the present embodiment, the second end portion 76 includes a recess 76A that fits into the convex portion 46A provided on the frame 12.

As shown in FIG. 4, the connector 64 is provided in the housing 52. The connector 64 is provided at the second end 76 of the housing 52. The connector 64 includes one or more electrical terminals. The connector 64 includes a protrusion or a recess. The connector 64 is electrically connected to the battery cell 60 (see FIG. 2). The connector 64 and the battery cell 60 are connected by an electric wire. The connector 64 is electrically connected to the control unit 62 (see FIG. 2). The connector 64 and the control unit 62 are connected by an electric wire. When the control unit 62 performs power line communication by an electric wire, the electric wire includes a power communication line.

As shown in FIG. 3, the operation unit 56 is provided in the housing 52. The operating portion 56 and the engaging portion 58 are provided at the first end portion 74. Specifically, the support portion 80 that supports the operation member 54 having the operation portion 56 and the engagement portion 58 is attached to the first end portion 74. The support 80 is attached to the end face of the first end 74 in the longitudinal direction of the housing 52. The support portion 80 is provided with an operation member 54, a first support portion 82, a second support portion 84, an urging portion 66 (see FIG. 6 ), a guide portion 68 (see FIG. 6 ), and an elastic member 70.

In the width direction of the battery unit 50, the first support portion 82 is larger than the second support portion 84. The first support portion 82 and the second support portion 84 are superposed on each other in the longitudinal direction of the housing 52. One or more holes 82A (see FIG. 6) are formed in a portion of the first support portion 82 that does not overlap with the second support portion 84 in the longitudinal direction of the housing 52. Bolt B is inserted into the hole 82A. The support 80 is attached to the first end 74 by inserting the bolt B into the hole 82A and into the screw hole provided in the first end 74 of the housing 52. An elastic member 70 is attached to the support portion 80. The elastic member 70 includes, for example, rubber. The elastic member 70 is attached to a portion of the support portion 80 facing the bracket 36. The support portion 80 is in the direction perpendicular to the longitudinal direction and the width direction of the battery unit 50, which is opposite to the opening 26B of the battery accommodating portion 26, the width direction of the battery unit 50, and the battery unit 50. It is configured to face the bracket 36 in at least one of the longitudinal directions from the second end to the first end. The elastic member 70 is configured to come into contact with the bracket 36 with the battery unit 50 attached to the bracket 36 and to be sandwiched between the support portion 80 and the bracket 36.

As shown in FIG. 6, the operating member 54 has a rotation axis C, an operating portion 56, and an engaging portion 58. In one example, the operating member 54 further includes a bearing portion 86 having a rotation axis C. The operation member 54 is provided in the housing 52 so as to be movable around the rotation axis C. At least a part of the operating member 54 is sandwiched between the first support portion 82 and the second support portion 84. At least a part of the operating member 54 is housed in a space formed between the first support portion 82 of the support portion 80 and the second support portion 84.

As shown in FIGS. 8 and 9, the operating member 54 includes a first end 54A, a second end 54B, and an intermediate portion 54C between the first end 54A and the second end 54B. The bearing portion 86 is provided at the first end portion 54A of the operating member 54. A hole 86A is formed in the bearing portion 86. The central axis of the hole 86A coincides with the rotation axis C. The shaft member 88 is inserted into the hole 86A formed in the bearing portion 86. The shaft member 88 is non-rotatably supported by the first support portion 82 and the second support portion 84. The bearing portion 86 is rotatably supported by the shaft member 88. The shaft member 88 may non-rotatably support the bearing portion 86 and may be rotatably supported by the first support portion 82 and the second support portion 84. The shaft member 88 may rotatably support the bearing portion 86 and may be rotatably supported by the first support portion 82 and the second support portion 84. The central axis of the shaft member 88 coincides with the rotation axis C. The bearing portion 86 and the shaft member 88 may be integrally molded. The rotation axis C preferably extends parallel to the longitudinal direction of the housing 52.

As shown in FIGS. 10 and 11, the operation unit 56 is movable between the first operation position P1 and the second operation position P2 around the rotation axis C. The operation unit 56 is provided at the second end portion 54B of the operation member 54. The operation unit 56 is configured to be operable by the user. As shown in FIGS. 8 and 9, the operating member 54 includes a first portion 54D from the intermediate portion 54C to the first end portion 54A and a second portion 54E from the intermediate portion 54C to the second end portion 54B. .. The operating member 54 has a bent shape at the intermediate portion 54C when viewed from the rotation axis C direction. The extending direction of the first portion 54D and the extending direction of the second portion 54E form a predetermined angle. The predetermined angle is preferably selected to be larger than 0 ° and 90 ° or less. The second end portion 54B included in the operation portion 56 projects outward from the second support portion 84 in the width direction of the battery unit 50. When the operation unit 56 is at the first operation position P1, the amount of protrusion from the second support portion 84 is larger than when the operation unit 56 is at the second operation position P2.

The engaging portion 58 is provided between the rotation axis C and the operating portion 56. The engaging portion 58 is provided in a portion of the operating member 54 between the first end portion 54A and the second end portion 54B. The engaging portion 58 is provided on the first portion 54D of the operating member 54. When the operation unit 56 is in the first operation position P1, the engagement unit 58 is arranged at a position offset from the rotation axis C in the width direction of the battery unit 50 when viewed from a direction parallel to the rotation axis C. It is provided on the operation member 54. In the present embodiment, the engaging portion 58 is provided on the outer portion of the operating member 54 of the battery unit 50 in the width direction. With the housing 52 attached to the bicycle 10, the engaging portion 58 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. As shown in FIG. 12, the engaging portion 58 is located in a predetermined region R when viewed from a direction parallel to the rotation axis C. The predetermined region R includes a region between the first virtual line A1 and the second virtual line A2 when viewed from a direction parallel to the rotation axis C. The first virtual line A1 passes through the rotation axis C, perpendicular to the straight line L connecting the rotation axis C and the point most distant from the rotation axis C in the operation unit 56. The second virtual line A2 is perpendicular to the straight line L and passes through the point of the operation unit 56 that is farthest from the rotation axis C. In the present embodiment, the bearing portion 86, the operating portion 56, and the engaging portion 58 are arranged so that at least a part thereof overlaps when viewed from a direction perpendicular to the rotation axis C direction. At least one of the bearing portion 86, the operating portion 56, and the engaging portion 58 is the other of the bearing portion 86, the operating portion 56, and the engaging portion 58 when viewed from a direction perpendicular to the rotation axis C direction. It may be arranged so as not to overlap with the one. The operation member 54 is located on the outer peripheral edge of the housing 52 when viewed from a direction parallel to the rotation axis C, regardless of whether the operation unit 56 is at the first operation position P1 or the second operation position P2. It is preferable that it is provided within the range.

As shown in FIGS. 10 and 11, the engaging portion 58 is engageable with the engaged portion 32. The engaging portion 58 includes a roller 58A that can come into contact with the engaged portion 32. The engaging portion 58 is interlocked with the operating portion 56. The engaging portion 58 is configured to engage with the engaged portion 32 when the operating portion 56 is located at the first operating position P1. The engaging portion 58 is configured to be separated from the engaged portion 32 when the operating portion 56 is located at the second operating position P2. The engaging portion 58 is configured to restrict the housing 52 from moving downward with respect to the engaged portion 32 in a state of being engaged with the engaged portion 32. The engaging portion 58 is configured to allow the housing 52 to move downward with respect to the engaged portion 32 while being separated from the engaged portion 32. The engaging portion 58 has a larger amount of protrusion from the second support portion 84 when the operating portion 56 is at the first operating position P1 than when the operating portion 56 is at the second operating position P2. The roller 58A is configured to be rotatable around an axis parallel to the rotation axis C. The first portion 54D of the operating member 54 is provided with a support shaft for supporting the roller 58A. A sleeve or bearing may be provided between the roller 58A and the support shaft.

The urging unit 66 applies a force from the second operation position P2 to the first operation position P1 to the operation unit 56. The urging unit 66 includes, for example, a spring. The spring includes, for example, a coil spring, a leaf spring and the like. When the urging portion 66 includes a coil spring, the coil spring is wound around the bearing portion 86. One end of the coil spring is in contact with the operating member 54 and the other end is in contact with the support 80. When no external force is applied to the operation unit 56, the urging unit 66 holds the operation unit 56 at the first operation position P1.

The operation unit 56 includes a first operation unit 90 and a second operation unit 92 provided separately from the first operation unit 90. The first operation unit 90 and the second operation unit 92 are provided symmetrically with respect to a predetermined plane. It is preferable that the first operation unit 90 and the second operation unit 92 are parallel to the longitudinal direction of the battery unit 50 and orthogonal to the width direction of the battery unit 50 on a predetermined plane. It is preferable that the predetermined plane further passes through the center of the battery unit 50 in the width direction. The engaging portion 58 includes a first engaging portion 94 and a second engaging portion 96. The rotation axis C includes a first rotation axis C1 and a second rotation axis C2. The first operating position P1 includes the third operating position P3 and the fifth operating position P5. The second operating position P2 includes the fourth operating position P4 and the sixth operating position P6. The bearing portion 86 includes a first bearing portion 98 and a second bearing portion 100. The operation member 54 includes a first operation member 102 and a second operation member 104. The urging unit 66 includes a first urging unit 66A and a second urging unit 66B. The shaft member 88 includes a first shaft member 88A and a second shaft member 88B. The battery unit 50 includes a first operating member 102 and a second operating member 104. The first operating member 102 and the second operating member 104 are provided symmetrically with respect to a predetermined plane. The first operating member 102 and the second operating member 104 have a plane-symmetrical shape with respect to a predetermined plane.

As shown in FIG. 3, the first operation unit 90 is provided in the housing 52. The first operating portion 90 and the first engaging portion 94 are provided at the first end portion 74. Specifically, the support portion 80 that supports the first operation member 102 having the first operation portion 90 and the first engagement portion 94 is attached to the first end portion 74 of the housing 52. The support portion 80 is provided with a first operation member 102, a first support portion 82, a second support portion 84, a first urging portion 66A, a first guide portion 68A, a second guide portion 68B, and an elastic member 70. Be done.

As shown in FIG. 6, the first operating member 102 has a first rotation axis C1, an operating portion 56, and a first engaging portion 94. In one example, the first operating member 102 further includes a first bearing portion 98. The first operating member 102 is provided on the housing 52 so as to be movable around the first rotation axis C1. At least a part of the first operating member 102 is sandwiched between the first support portion 82 and the second support portion 84. At least a part of the first operating member 102 is accommodated in a space formed between the first support portion 82 and the second support portion 84.

As shown in FIG. 8, the first operating member 102 includes a first end 102A, a second end 102B, and an intermediate portion 102C between the first end 102A and the second end 102B. The first bearing portion 98 is provided at the first end portion 102A of the first operating member 102. A hole 98A is formed in the first bearing portion 98. The central axis of the hole 98A coincides with the first rotation axis C1. The first shaft member 88A is inserted into the hole 98A formed in the first bearing portion 98. The first shaft member 88A is non-rotatably supported by the first support portion 82 and the second support portion 84. The first bearing portion 98 is rotatably supported by the first shaft member 88A. The first shaft member 88A may non-rotatably support the first bearing portion 98 and may be rotatably supported by the first support portion 82 and the second support portion 84. The central axis of the first shaft member 88A coincides with the first rotation axis C1. The first bearing portion 98 and the first shaft member 88A may be integrally molded. The first rotation axis C1 preferably extends parallel to the longitudinal direction of the housing 52.

As shown in FIGS. 10 and 11, the first operation unit 90 is movable between the third operation position P3 and the fourth operation position P4 around the first rotation axis C1. The first operation unit 90 is provided at the second end portion 102B of the first operation member 102. The first operation unit 90 is configured to be operable by the user. As shown in FIG. 8, the first operating member 102 includes a first portion 102D from the intermediate portion 102C to the first end portion 102A and a second portion 102E from the intermediate portion 102C to the second end portion 102B. The first operating member 102 has a bent shape at the intermediate portion 102C when viewed from the direction of the first rotation axis C1. The extending direction of the first portion 102D and the extending direction of the second portion 102E form a predetermined angle. The predetermined angle is preferably selected to be larger than 0 ° and 90 ° or less. The second end portion 102B included in the first operation portion 90 projects outward from the second support portion 84 in the width direction of the battery unit 50. When the first operation unit 90 is at the third operation position P3, the amount of protrusion from the second support portion 84 is larger than when the first operation unit 90 is at the fourth operation position P4.

The first engaging portion 94 is provided between the first rotation axis C1 and the first operating portion 90. The first engaging portion 94 is provided between the first end portion 102A and the second end portion 102B of the first operating member 102. The first engaging portion 94 is provided in the first portion 102D of the first operating member 102. When the first operation unit 90 is at the third operation position P3, the first engagement unit 94 is viewed from the first rotation axis C1 in the width direction of the battery unit 50 when viewed from a direction parallel to the first rotation axis C1. The first operation member 102 is provided so as to be arranged at an offset position. In the present embodiment, the first engaging portion 94 is provided on the outer portion of the first operating member 102 of the battery unit 50 in the width direction. With the housing 52 attached to the bicycle 10, the first engaging portion 94 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. As shown in FIG. 12, the first engaging portion 94 is located in a predetermined region R when viewed from a direction parallel to the first rotation axis C1. In the present embodiment, the first bearing portion 98, the first operation portion 90, and the first engaging portion 94 are arranged so that at least a part thereof overlaps when viewed from a direction perpendicular to the first rotation axis C1 direction. There is. At least one of the first bearing portion 98, the first operation portion 90, and the first engagement portion 94 is the first bearing portion 98, the first operation portion, when viewed from the direction perpendicular to the first rotation axis C1 direction. It may be arranged so as not to overlap the 90 and the other of the first engaging portions 94. The housing 52 of the first operation member 102 is viewed from a direction parallel to the first rotation axis C1 both when the first operation unit 90 is at the third operation position P3 and when the first operation unit 90 is at the fourth operation position P4. It is preferable that it is provided within the range of the outer peripheral edge of the above.

As shown in FIGS. 10 and 11, the first engaging portion 94 is engageable with the first engaged portion 40. The first engaging portion 94 includes a roller 94A that can come into contact with the first engaged portion 40. The first engaging portion 94 is interlocked with the first operating portion 90. The first engaging portion 94 engages with the first engaged portion 40 when the first operating portion 90 is located at the third operating position P3. The first engaging portion 94 is configured to be separated from the first engaged portion 40 when the first operating portion 90 is located at the fourth operating position P4. The first engaged portion 94 is configured to restrict the housing 52 from moving downward with respect to the first engaged portion 40 in a state of being engaged with the first engaged portion 40. The first engaged portion 94 is configured to allow the housing 52 to move downward with respect to the first engaged portion 40 while being separated from the first engaged portion 40. The first engaging portion 94 has a larger amount of protrusion from the second support portion 84 when the first operating portion 90 is at the third operating position P3 than when the first operating portion 90 is at the fourth operating position P4. .. The roller 94A is configured to be rotatable around an axis parallel to the first rotation axis C1. The first portion 102D of the first operating member 102 is provided with a support shaft for supporting the roller 94A. A sleeve or bearing may be provided between the roller 94A and the support shaft.

The first urging unit 66A applies a force from the fourth operating position P4 to the third operating position P3 to the first operating unit 90. The first urging unit 66A includes, for example, a spring. The spring includes, for example, a coil spring, a leaf spring and the like. When the first urging portion 66A includes a coil spring, the coil spring is wound around the first bearing portion 98. One end of the coil spring is in contact with the first operating member 102, and the other end is in contact with the support 80. When no external force is applied to the first operation unit 90, the first urging unit 66A holds the first operation unit 90 at the third operation position P3.

As shown in FIG. 3, the second operation unit 92 is provided in the housing 52. The second operating portion 92 and the second engaging portion 96 are provided at the first end portion 74. Specifically, the support portion 80 that supports the second operating member 104 having the second operating portion 92 and the second engaging portion 96 is attached to the first end portion 74 of the housing 52. The support portion 80 is provided with a second operation member 104, a first support portion 82, a second support portion 84, a second urging portion 66B, a first guide portion 68A, a second guide portion 68B, and an elastic member 70. Be done.

As shown in FIG. 6, the second operating member 104 has a second rotation axis C2, a second operating portion 92, and a second engaging portion 96. In one example, the second operating member 104 further includes a second bearing portion 100. The second operating member 104 is provided on the housing 52 so as to be movable around the second rotation axis C2. At least a part of the second operating member 104 is sandwiched between the first support portion 82 and the second support portion 84. At least a part of the second operating member 104 is accommodated in the space formed between the first support portion 82 and the second support portion 84.

As shown in FIG. 9, the second operating member 104 includes a first end 104A, a second end 104B, and an intermediate 104C between the first end 104A and the second end 104B. The second bearing portion 100 is provided at the first end portion 104A of the second operation member 104. A hole 100A is formed in the second bearing portion 100. The central axis of the hole 100A coincides with the second rotation axis C2. The second shaft member 88B is inserted into the hole 100A formed in the second bearing portion 100. The second shaft member 88B is non-rotatably supported by the first support portion 82 and the second support portion 84. The second bearing portion 100 is rotatably supported by the second shaft member 88B. The second shaft member 88B may non-rotatably support the second bearing portion 100 and be rotatably supported by the first support portion 82 and the second support portion 84. The central axis of the second shaft member 88B coincides with the second rotation axis C2. The second bearing portion 100 and the second shaft member 88B may be integrally molded. The second rotation axis C2 preferably extends parallel to the longitudinal direction of the housing 52.

As shown in FIGS. 10 and 11, the second operation unit 92 is movable between the fifth operation position P5 and the sixth operation position P6 around the second rotation axis C2. The second operation unit 92 is provided at the second end portion 104B of the second operation member 104. The second operation unit 92 is configured to be operable by the user. As shown in FIG. 9, the second operating member 104 includes a first portion 104D from the intermediate portion 104C to the first end portion 104A and a second portion 10 4E from the intermediate portion 104C to the second end portion 104B. include. The second operating member 104 has a bent shape at the intermediate portion 104C when viewed from the second rotation axis C2 direction. The extending direction of the first portion 104D and the extending direction of the second portion 104E form a predetermined angle. The predetermined angle is preferably selected to be larger than 0 ° and 90 ° or less. The second end portion 104B included in the second operation portion 92 projects outward from the second support portion 84 in the width direction of the battery unit 50. When the second operation unit 92 is at the fifth operation position P5, the amount of protrusion from the second support portion 84 is larger than when the second operation unit 92 is at the sixth operation position P6.

The second engaging portion 96 is provided between the second rotation axis C2 and the second operating portion 92. The second engaging portion 96 is provided between the first end portion 104A and the second end portion 104B of the second operating member 104. The second engaging portion 96 is provided in the first portion 104D of the second operating member 104. When the second operating portion 92 is at the fifth operating position P5, the second engaging portion 96 is viewed from the first rotating axis C1 in the width direction of the battery unit 50 when viewed from a direction parallel to the second rotating axis C2. The second operation member 104 is provided so as to be arranged at an offset position. In the present embodiment, the second engaging portion 96 is provided on the outer portion of the second operating member 104 in the width direction of the battery unit 50. With the housing 52 attached to the bicycle 10, the second engaging portion 96 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. Similar to the first engaging portion 94 shown in FIG. 12, the second engaging portion 96 is located in a predetermined region R when viewed from a direction parallel to the second rotation axis C2. In the present embodiment, the second bearing portion 100, the second operation portion 92, and the second engaging portion 96 are arranged so that at least a part thereof overlaps when viewed from a direction perpendicular to the second rotation axis C2 direction. There is. At least one of the second bearing portion 100, the second operation portion 92, and the second engaging portion 96 is the second bearing portion 100, the second operation portion, when viewed from the direction perpendicular to the second rotation axis C2 direction. It may be arranged so as not to overlap with the other of 92 and the second engaging portion 96. The second operating member 104 has a housing 52 when viewed from a direction parallel to the second rotation axis C2, both when the second operating unit 92 is at the fifth operating position P5 and when the second operating unit 92 is at the sixth operating position P6. It is preferable that it is provided within the range of the outer peripheral edge of the above.

As shown in FIGS. 10 and 11, the second engaging portion 96 is engageable with the second engaged portion 42. The second engaging portion 96 includes a roller 96A that can come into contact with the second engaged portion 42. The second engaging portion 96 is interlocked with the second operating portion 92. The second engaging portion 96 engages with the second engaged portion 42 when the second operating portion 92 is located at the fifth operating position P5. The second engaging portion 96 is configured to be separated from the second engaged portion 42 when the second operating portion 92 is located at the sixth operating position P6. The second engaged portion 96 is configured to restrict the housing 52 from moving downward with respect to the second engaged portion 42 in a state of being engaged with the second engaged portion 42. The second engaged portion 96 is configured to allow the housing 52 to move downward with respect to the second engaged portion 42 while being separated from the second engaged portion 42. The second engaging portion 96 has a larger amount of protrusion from the second support portion 84 when the second operating portion 92 is at the fifth operating position P5 than when the second operating portion 92 is at the sixth operating position P6. .. The roller 96A is configured to be rotatable around an axis parallel to the second rotation axis C2. The first portion 104D of the second operating member 104 is provided with a support shaft for supporting the roller 96A. A sleeve or bearing may be provided between the roller 96A and the support shaft.

The second urging unit 66B applies a force from the sixth operation position P6 to the fifth operation position P5 to the second operation unit 92. The second urging unit 66B includes, for example, a spring. The spring includes, for example, a coil spring, a leaf spring and the like. When the second urging portion 66B includes a coil spring, the coil spring is wound around the second bearing portion 100. One end of the coil spring is in contact with the second operating member 104, and the other end is in contact with the support 80. When no external force is applied to the second operation unit 92, the first urging unit 66A holds the second operation unit 92 at the fifth operation position P5.

The operation unit 56 is configured to move from the first operation position P1 to the second operation position P2 by being pushed.
When the operation unit 56 moves from the first operation position P1 to the second operation position P2, the relative positions of the first engagement portion 94 and the second engagement portion 96 change. When the operation unit 56 moves from the first operation position P1 to the second operation position P2, the first engagement portion 94 and the second engagement portion 96 come close to each other. When the first operation unit 90 moves from the third operation position P3 to the fourth operation position P4 and the second operation unit 92 moves from the fifth operation position P5 to the sixth operation position P6, the first engagement unit 94 And the second engaging portion 96 approaches each other. Specifically, when the first operation unit 90 moves from the third operation position P3 to the fourth operation position P4, the first engagement unit 94 moves toward the center in the width direction of the battery unit 50. When the second operating portion 92 moves from the fifth operating position P5 to the sixth operating position P6, the second engaging portion 96 moves toward the center in the width direction of the battery unit 50.

When the operating portion 56 moves from the second operating position P2 to the first operating position P1, the first engaging portion 94 and the second engaging portion 96 are separated from each other. When the first operation unit 90 moves from the fourth operation position P4 to the third operation position P3 and the second operation unit 92 moves from the sixth operation position P6 to the fifth operation position P5, the first engagement unit 94 And the second engaging portion 96 is separated from each other. Specifically, when the first operation unit 90 moves from the fourth operation position P4 to the third operation position P3, the first engagement unit 94 is outside the battery unit 50 in the width direction (right side in FIG. 11). Move towards. When the second operating portion 92 moves from the sixth operating position P6 to the fifth operating position P5, the second engaging portion 96 moves toward the outside (left side in FIG. 11) in the width direction of the battery unit 50. ..

The guide unit 68 shown in FIGS. 6 and 7 guides the movement of the operation unit 56. The guide portion 68 is provided on the support portion 80. The guide portion 68 includes one of the first concave portion and the first convex portion. The operation unit 56 further includes one of a second convex portion fitted in the first concave portion and a second concave portion fitted in the first convex portion. In the present embodiment, the guide portion 68 includes the first concave portion, and the operation portion 56 includes the second convex portion 56A. The first recess has a groove formed on the surface of the first support portion 82 on the side of the second support portion 84 and a groove formed on the surface of the second support portion 84 on the side of the first support portion 82. Consists of. The second convex portion 56A includes a first portion 56B fitted into the groove of the first support portion 82 and a second portion 56C fitted into the groove of the second support portion 84. The groove of the first recess is formed in an arc shape corresponding to the locus in which the second portion 56C moves when the operation portion 56 moves between the first operation position P1 and the second operation position P2. The guide portion 68 includes a first guide portion 68A and a second guide portion 68B. The first operation unit 90 and the second operation unit 92 each include a second convex portion 56A. The second convex portion 56A of the first operation portion 90 is fitted into the first guide portion 68A. The first guide unit 68A guides the movement of the first operation unit 90. The second convex portion 56A of the second operation portion 92 is fitted into the second guide portion 68B. The second guide unit 68B guides the movement of the second operation unit 92.

As shown in FIG. 5, the support portion 80 further includes a protruding portion 81 projecting in the width direction of the battery unit 50 at a position distant from the rotation axis C from the operating portion 56. The protruding portion 81 is configured to overlap the operating portion 56 at the first operating position P1 when viewed from a direction perpendicular to the longitudinal direction and perpendicular to the width direction of the battery unit 50. It is preferable that the protruding portion 81 is formed so that the operating portion 56 at the first operating position P1 is hidden by the protruding portion 81 when viewed from the lower side of the battery unit 50.

As shown in FIG. 13, the battery holder 34 includes a plug mounting portion 44, a holder body 46, and a plug support portion 48. The plug mounting portion 44 is arranged in the battery accommodating portion 26, and is attached to the battery accommodating portion 26 (see FIG. 2) via bolts or the like. The holder main body 46 is arranged in the battery accommodating portion 26, and is attached to the battery accommodating portion 26 via bolts or the like. The plug support portion 48 is attached to the plug mounting portion 44.

The holder body 46 can hold the battery unit 50. The holder body 46 has a U-shape. In the width direction of the frame 12, both ends of the holder body 46 include convex portions 46A protruding in the longitudinal direction of the battery accommodating portion 26. As shown in FIG. 14, the convex portion 46A is configured to fit into the concave portion 76A formed in the second end portion 76 of the battery unit 50. The intermediate portion between both ends of the holder body 46 is fixed to the battery accommodating portion 26.

As shown in FIG. 13, the plug mounting portion 44 has a U-shape. At least a part of both ends of the plug mounting portion 44 and at least a part of the plug supporting portion 48 are arranged in an area surrounded by the holder main body 46. An intermediate portion between both ends of the plug mounting portion 44 is fixed to the battery accommodating portion 26. The plug mounting portion 44 is arranged in the battery accommodating portion 26 so that the U-shaped opening faces the opening 26B. The plug support portion 48 includes a hole 48A into which the plug P is fitted and a shaft portion 48B. The shaft portion 48B projects from both ends of the plug support portion 48 in the width direction toward the inside of the plug mounting portion 44 in the width direction. The width direction of the plug support portion 48 is equal to the width direction of the bicycle. A part of the plug mounting portion 44 is arranged between both ends of the plug supporting portion 48 in the width direction and the holder main body 46. The shaft portion 48B is fitted into a recess (not shown) formed in the plug mounting portion 44. The plug mounting portion 44 rotatably supports the plug supporting portion 48 around the rotation axis of the shaft portion 48B. The plug P is inserted and fixed in the hole 48A of the plug support portion 48. The plug P preferably protrudes from the plug support portion 48 toward the bracket 36 (see FIG. 2). By rotating the plug support portion 48 around the rotation axis of the shaft portion 48B, the connector of the battery unit 50 is attached to the plug P when the battery unit 50 is attached to or removed from the battery holder 34. Alternatively, it can be easily removed from the battery holder 34. The plug support portion 48 is configured to rotate around the rotation axis of the shaft portion 48B by its own weight in a state where no external force is applied, and the plug P is oriented in a direction inclined downward from the longitudinal direction of the frame 12. Is preferable. A urging member such as a spring is provided on the shaft portion 48B, and the plug support portion 48 is attached so that the plug P faces downward from the longitudinal direction of the frame in a state where no external force is applied. You may push. The plug support portion 48 is provided with a regulation portion 49 that regulates rotation around the rotation axis of the shaft portion 48B. The regulating portion 49 contacts the plug mounting portion 44 in a state where the battery unit 50 is not mounted on the frame 12, and positions the plug support portion 48. The plug support portion 48 further includes a guide portion 48C projecting toward the bracket 36 (see FIG. 2). As shown in FIG. 14, the guide portion 48C is configured to be in contact with the lower surface of the battery unit 50. The guide portion 48C is formed so that the cross section perpendicular to the width direction of the plug support portion 48 becomes tapered as the distance from the plug support portion 48 increases. The surface of the guide portion 48C that can come into contact with the lower surface of the battery unit 50 has an inclined surface that guides the lower surface of the battery unit 50. The second end portion 76 of the battery unit 50 is formed with a groove in which the guide portion 48C is fitted in the outer peripheral portion. By providing the guide portion 48C, when the battery unit 50 is held by the battery holder 34, the groove of the battery unit 50 is brought into contact with the guide portion 48C to guide the plug P and the connector 64 of the battery unit 50 smoothly. Can be connected to.

A procedure for mounting the battery unit 50 to the battery mounting portion 22 will be described with reference to FIGS. 2, 8, 9, 13, and 14.
The battery unit 50 is attached to the battery mounting portion 22 by, for example, the following procedure. In the first procedure, the user brings the second end 76 of the battery unit 50 into contact with the battery holder 34. Specifically, the connector 64 of the battery unit 50 is connected to the plug P, and the concave portion 76A of the second end portion 76 of the battery unit 50 is fitted into the convex portion 46A of the holder main body 46. In the second procedure, the battery unit 50 is swiveled around the convex portion 46A of the holder main body 46 as a fulcrum, and the entire battery unit 50 is moved into the accommodation space 26A. At this time, the engaging portion 58 comes into contact with the first guide surface 36A provided at the lower part of the bracket 36, and moves inward in the width direction of the battery unit 50 while the roller 58A is in contact with the first guide surface 36A. Then, when the battery unit 50 moves into the accommodation space 26A to the position where the roller 58A corresponds to the engaged portion 32, the engaging portion 58 moves outward in the width direction by the force of the urging portion 66, and the engaging portion 58 is fitted into the engaged portion 32. As a result, the operation unit 56 moves to the first operation position P1. When viewed from a direction parallel to the rotation axis C, the engaging portion 58 and the engaged portion 32 are in contact with each other on one side of the rotation axis C in the width direction of the battery unit 50. In a state where the engaging portion 58 is engaged with the engaged portion 32, the engaging portion 58 is given a force to be pushed toward the engaged portion 32 by the weight of the battery unit 50. As a result, in the state where the engaging portion 58 is engaged with the engaged portion 32, the engaging portion 58 is unlikely to be disengaged from the engaged portion 32 unless the operating portion 56 is operated.

The procedure for removing the battery unit 50 from the battery mounting portion 22 will be described.
The battery unit 50 is removed from the battery mounting portion 22 by, for example, the following procedure. In the first procedure, the user pushes the operation unit 56 inward in the width direction of the battery unit 50. As a result, the operating portion 56 moves from the first operating position P1 to the second operating position P2, and the engaging portion 58 is separated from the engaged portion 32. In the second procedure, the user swivels the battery unit 50 with the convex portion 46A of the holder body 46 as a fulcrum while maintaining the state in which the operation unit 56 is pushed inward in the width direction of the battery unit 50. Pull 50 out of the accommodation space 26A. In the third procedure, the user pulls out the concave portion 76A of the second end portion 76 of the battery unit 50 from the convex portion 46A, pulls out the connector 64 of the battery unit 50 from the plug P, and pulls out the battery unit 50 from the battery mounting portion 22. Remove.

(Second Embodiment)
The battery unit 50A of the second embodiment will be described with reference to FIGS. 2 and 15. The battery unit 50A of the second embodiment is the same as the battery unit 50 of the first embodiment except that the support portion 106 is provided in place of the support portion 80. The same reference numerals as those of the first embodiment will be added, and duplicate description will be omitted.

The battery unit 50A includes at least a housing 52, an operating portion 108, and an engaging portion 110. The operation unit 108 is provided in the housing 52. The operating portion 108 and the engaging portion 110 are provided at the first end portion 74. Specifically, the support portion 106 that supports the operation portion 108 and the engagement portion 110 is attached to the first end portion 74. The support portion 106 is provided with an operation portion 108, an engagement portion 110, a spring 116, and an urging portion 118. At least a portion of the operating portion 108, at least a portion of the engaging portion 110, the spring 116, and the urging portion 118 are housed inside the support portion 106.

The operating portion 108 is provided so that at least a part thereof can protrude from the lower end portion of the supporting portion 106. The operation unit 108 is movable between the first operation position and the second operation position. The operation unit 108 is configured to be operable by the user. The operation unit 108 includes a portion protruding downward from the battery unit 50A from the support unit 106. When the operation unit 108 is in the first operation position, the amount of protrusion from the support unit 106 is larger than when the operation unit 108 is in the second operation position.

With the housing 52 attached to the bicycle 10, the engaging portion 110 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. The engaging portion 110 can be engaged with the engaged portion 32 (see FIG. 10 ). The engaging portion 110 is interlocked with the operating portion 108. The engaging portion 110 is configured to engage the engaged portion 32 when the operating portion 108 is located at the first operating position. The engaging portion 110 is configured to be separated from the engaged portion 32 when the operating portion 108 is located at the second operating position. The engaging portion 110 is configured to restrict the housing 52 from moving downward with respect to the engaged portion 32 in a state of being engaged with the engaged portion 32. The engaging portion 110 is configured to allow the housing 52 to move downward with respect to the engaged portion 32 while being separated from the engaged portion 32. The engaging portion 110 has a larger amount of protrusion from the support portion 106 when the operating portion 108 is in the first operating position than when the operating portion 108 is in the second operating position.

The urging unit 118 applies a force from the second operating position to the first operating position to the operating unit 108. The urging portion 118 includes, for example, a spring and is attached to the upper end of the operating portion 108 and the support portion 106. The urging portion 118 includes, for example, a compression coil spring. When no external force is applied to the operation unit 108, the urging unit 118 holds the operation unit 108 at the first operation position.

The engaging portion 110 includes a first engaging portion 112 and a second engaging portion 114. The first engaging portion 112 and the second engaging portion 114 are provided at the first end portion 74. Specifically, the support portion 106 having the first engaging portion 112 and the second engaging portion 114 is attached to the first end portion 74 of the housing 52. The first engaging portion 112 and the second engaging portion 114 are connected by a spring 116. The spring 116 applies a force in the direction away from each other to the first engaging portion 112 and the second engaging portion 114. The spring 116 includes, for example, a compression coil spring.

The first engaging portion 112 is interlocked with the operating portion 108. The first engaging portion 112 engages with the first engaged portion 40 (see FIG. 10 ) when the operating portion 108 is located at the first operating position. The first engaging portion 112 is configured to be separated from the first engaged portion 40 when the operating portion 108 is located at the second operating position. The first engaged portion 112 is configured to restrict the housing 52 from moving downward with respect to the first engaged portion 40 in a state of being engaged with the first engaged portion 40. The first engaged portion 112 is configured to allow the housing 52 to move downward with respect to the first engaged portion 40 while being separated from the first engaged portion 40. The first engaging portion 112 has a larger amount of protrusion from the support portion 106 when the operating portion 108 is in the first operating position than when the operating portion 108 is in the second operating position.

The second engaging portion 114 is interlocked with the operating portion 108. The second engaged portion 114 engages with the second engaged portion 42 (see FIG. 10 ) when the operating portion 108 is located at the first operating position. The second engaging portion 114 is configured to be separated from the second engaged portion 42 when the operating portion 108 is located at the second operating position. The second engaged portion 114 is configured to restrict the housing 52 from moving downward with respect to the second engaged portion 42 in a state of being engaged with the second engaged portion 42. The second engaged portion 114 is configured to allow the housing 52 to move downward with respect to the second engaged portion 42 while being separated from the second engaged portion 42. The second engaging portion 114 has a larger amount of protrusion from the support portion 106 when the operating portion 108 is in the first operating position than when the operating portion 108 is in the second operating position.

The operation unit 108 is configured to move from the first operation position to the second operation position by being pushed.
When the operation unit 108 moves from the first operation position to the second operation position, the relative positions of the first engagement unit 112 and the second engagement unit 114 change. When the operating portion 108 moves from the first operating position to the second operating position, the first engaging portion 112 and the second engaging portion 114 approach each other. Specifically, when the operating portion 108 moves from the first operating position to the second operating position, the first engaging portion 112 moves toward the center of the support portion 106 in the width direction. When the operating portion 108 moves from the first operating position to the second operating position, the second engaging portion 114 moves toward the center of the support portion 106 in the width direction.

When the operating portion 108 moves from the second operating position to the first operating position, the first engaging portion 112 and the second engaging portion 114 are separated from each other. Specifically, when the operating portion 108 moves from the second operating position to the first operating position, the first engaging portion 112 moves toward the outside of the support portion 106 in the width direction (on the right side in FIG. 15). do. When the operating portion 108 moves from the second operating position to the first operating position, the second engaging portion 114 moves toward the outside (left side in FIG. 15) of the support portion 106 in the width direction.

The first engaging portion 112 has a first connecting member 112A. One end of the first connecting member 112A is rotatably connected to the first engaging portion 112. The second engaging portion 114 has a second connecting member 114A. One end of the second connecting member 114A is rotatably connected to the second engaging portion 114. The other end of the first connecting member 112A and the other end of the second connecting member 114A are rotatably connected to each other. The operation unit 108 is rotatably connected to the other end of the first connecting member 112A and the other end of the second connecting member 114A. In a state where no external force is applied to the operation unit 108, the operation unit 108 is located at the first operation position where the amount of protrusion from the support unit 106 is large. When the operating portion 108 is pushed to move to the second operating position where the amount of protrusion from the supporting portion 106 is small, the first engaging portion 112 moves toward the center in the width direction of the supporting portion 106, and the second engaging portion 112 is engaged. The portion 114 moves toward the center of the support portion 106 in the width direction. As a result, the amount of protrusion of the first engaging portion 112 and the second engaging portion 114 from the supporting portion 106 is reduced, and the first engaging portion 112 and the second engaging portion 114 are separated from the engaged portions 40 and 42. Separate. When the user releases the operation unit 108, the operation unit 108 returns from the second operation position to the first operation position, and the first engagement portion 112 and the second engagement portion 114 engage with the engaged portion of the bracket 36. It fits.

(Third Embodiment)
The battery unit 50B of the third embodiment will be described with reference to FIGS. 2 and 16. The battery unit 50B of the third embodiment is the same as the battery unit 50 of the first embodiment except that the support portion 120 is provided in place of the support portion 80. The same reference numerals as those of the first embodiment will be added, and duplicate description will be omitted.

The battery unit 50B includes at least a housing 52, an operating portion 122, and an engaging portion 128. The operation unit 122 is provided in the housing 52. The operating portion 122 and the engaging portion 128 are provided at the first end portion 74. Specifically, the support portion 120 that supports the operation portion 122 and the engagement portion 128 is attached to the first end portion 74. The support portion 120 is provided with an operation portion 122, an engagement portion 128, and urging portions 140A and 140B. At least a part of the operation part 122, at least a part of the engagement part 128, and the urging parts 140A and 140B are housed inside the support part 120.

The operating member 134 has an operating portion 122 and an engaging portion 128. The operating member 134 is formed in a T shape.
The operation unit 122 is movable between the first operation position and the second operation position. The operation unit 122 is provided at a downwardly projecting end of the operation member 134. The operation unit 122 is configured to be operable by the user.

The engaging portion 128 is provided at a portion of the operating member 134 that projects outward in the width direction of the battery unit 50B. With the housing 52 attached to the bicycle 10, the engaging portion 128 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. The engaging portion 128 can be engaged with the engaged portion 32 (see FIG. 10 ). The engaging portion 128 is interlocked with the operating portion 122. The engaging portion 128 is configured to engage the engaged portion 32 when the operating portion 122 is located at the first operating position. The engaging portion 128 is configured to be separated from the engaged portion 32 when the operating portion 122 is located at the second operating position. The engaging portion 128 is configured to restrict the housing 52 from moving downward with respect to the engaged portion 32 in a state of being engaged with the engaged portion 32. The engaging portion 128 is configured to allow the housing 52 to move downward with respect to the engaged portion 32 while being separated from the engaged portion 32. The engaging portion 128 has a larger amount of protrusion from the support portion 120 when the operating portion 122 is in the first operating position than when the operating portion 122 is in the second operating position.

The urging units 140A and 140B apply a force from the second operating position to the first operating position to the operating unit 122. The urging portions 140A and 140B include, for example, springs, and the urging portions 140A and 140B include, for example, compression coil springs. It is attached to the end portion of the operating member 134 opposite to the operating portion 122 and the support portion 120. When no external force is applied to the operation unit 122, the urging units 140A and 140B hold the operation unit 122 at the first operation position.

The operation unit 122 includes a first operation unit 124 and a second operation unit 126 provided separately from the first operation unit 124. The first operation unit 124 and the second operation unit 126 are provided symmetrically with respect to a predetermined plane. The first operation unit 124 and the second operation unit 126 are provided symmetrically with respect to a plane parallel to the longitudinal direction of the battery unit 50 and orthogonal to the width direction of the battery unit 50. The engaging portion 128 includes a first engaging portion 130 and a second engaging portion 132. The first operating position includes a third operating position and a fifth operating position. The second operating position includes a fourth operating position and a sixth operating position. The operation member 134 includes a first operation member 136 and a second operation member 138. The battery unit 50B includes a first operating member 136 and a second operating member 138.

The first operation unit 124 is provided in the housing 52. The first operating portion 124 and the first engaging portion 130 are provided at the first end portion 74. Specifically, a support portion 120 that supports the first operating member 136 having the first operating portion 124 and the first engaging portion 130 is attached to the first end portion 74.

The first operating member 136 has an operating portion 122 and a first engaging portion 130.
The first operation unit 124 is movable between the third operation position and the fourth operation position. The first operation unit 124 is configured to be operable by the user. The first operation unit 124 includes a portion protruding downward from the support unit 120 .

The first engaging portion 130 includes a portion protruding outward in the width direction of the battery unit 50B from the first operating member 136. With the housing 52 attached to the bicycle 10, the first engaging portion 130 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. The first engaging portion 130 can be engaged with the first engaged portion 40 (see FIG. 8). The first engaging portion 130 is interlocked with the first operating portion 124. The first engaging portion 130 engages with the first engaged portion 40 when the first operating portion 124 is located at the third operating position. The first engaging portion 130 is configured to be separated from the first engaged portion 40 when the first operating portion 124 is located at the fourth operating position. The first engaged portion 130 is configured to restrict the housing 52 from moving downward with respect to the first engaged portion 40 in a state of being engaged with the first engaged portion 40. The first engaged portion 130 is configured to allow the housing 52 to move downward with respect to the first engaged portion 40 while being separated from the first engaged portion 40. The first engaging portion 130 has a larger amount of protrusion from the second support portion 84 when the first operating portion 124 is in the third operating position than when the first operating portion 124 is in the fourth operating position.

The urging unit 140A applies a force from the fourth operating position to the third operating position to the first operating unit 124. The urging portion 140A includes, for example, a spring. When no external force is applied to the first operation unit 124, the urging unit 140A holds the first operation unit 124 at the third operation position.

The second operation unit 126 is provided in the housing 52. The second operating portion 126 and the second engaging portion 132 are provided at the first end portion 74. Specifically, a support portion 120 that supports the second operating member 138 having the second operating portion 126 and the second engaging portion 132 is attached to the first end portion 74.

The second operating member 138 has a second operating portion 126 and a second engaging portion 132.
The second operation unit 126 is movable between the fifth operation position and the sixth operation position. The second operation unit 126 is configured to be operable by the user. The second operation unit 126 includes a portion protruding downward from the support unit 120 .

The second engaging portion 132 includes a portion protruding outward in the width direction of the battery unit 50B from the second operating member 138. With the housing 52 attached to the bicycle 10, the second engaging portion 132 is provided in the housing 52 so as to be movable in the width direction of the bicycle 10. The second engaging portion 132 can be engaged with the second engaged portion 42 (see FIG. 8). The second engaging portion 132 is interlocked with the second operating portion 126. The second engaging portion 132 engages with the second engaged portion 42 when the second operating portion 126 is located at the fifth operating position. The second engaging portion 132 is configured to be separated from the second engaged portion 42 when the second operating portion 126 is located at the sixth operating position. The second engaged portion 132 is configured to restrict the housing 52 from moving downward with respect to the second engaged portion 42 in a state of being engaged with the second engaged portion 42. The second engaged portion 132 is configured to allow the housing 52 to move downward with respect to the second engaged portion 42 while being separated from the second engaged portion 42. The second engaging portion 132 has a larger amount of protrusion from the second support portion 84 when the second operating portion 126 is in the fifth operating position than when the second operating portion 126 is in the sixth operating position.

The urging unit 140B applies a force from the sixth operation position to the fifth operation position to the second operation unit 126. The urging portion 140B includes, for example, a spring. When no external force is applied to the second operation unit 126, the urging unit 140B holds the second operation unit 126 at the fifth operation position.

The operation unit 122 moves from the first operation position to the second operation position by being slid in the width direction of the battery unit 50B.
When the operation unit 122 moves from the first operation position to the second operation position, the relative positions of the first engagement unit 130 and the second engagement unit 132 change. When the operation unit 122 moves from the first operation position to the second operation position, the first engagement unit 130 and the second engagement unit 132 approach each other. When the first operation unit 124 moves from the third operation position to the fourth operation position and the second operation unit 126 moves from the fifth operation position to the sixth operation position, the first engagement unit 130 and the second engagement unit The joints 132 approach each other. Specifically, when the first operating portion 124 moves from the third operating position to the fourth operating position, the first engaging portion 130 moves toward the center of the support portion 120 in the width direction. When the second operating portion 126 moves from the fifth operating position to the sixth operating position, the second engaging portion 132 moves toward the center of the support portion 120 in the width direction.

When the operation unit 122 moves from the second operation position to the first operation position, the first engagement unit 130 and the second engagement unit 132 are separated from each other. When the first operation unit 124 moves from the fourth operation position to the third operation position and the second operation unit 126 moves from the sixth operation position to the fifth operation position, the first engagement unit 130 and the second engagement unit The joints 132 are separated from each other. Specifically, when the first operating portion 124 moves from the fourth operating position to the third operating position, the first engaging portion 130 faces the outside of the support portion 120 in the width direction (on the right side in FIG. 16). And move. When the second operating portion 126 moves from the sixth operating position to the fifth operating position, the second engaging portion 132 moves toward the outside of the support portion 120 in the width direction (left side in FIG. 16).

The user moves the first operation unit 124 and the second operation unit 126 from the first operation position to the second operation position by sliding the first operation unit 124 and the second operation unit 126 inward in the width direction. When the user releases the first operation unit 124 and the second operation unit 126, the first operation unit 124 and the second operation unit 126 are urged to be provided on the first operation member 136 and the second operation member 138, respectively. The force of the portions 140A and 140B returns from the second operation position to the first operation position.

(Modification example)
The description of each of the above embodiments is an example of a possible form of the bicycle battery unit and the mounting structure of the bicycle battery unit according to the present invention, and is not intended to limit the form. The bicycle battery unit and the mounting structure of the bicycle battery unit according to the present invention may take, for example, a modification of each of the above embodiments shown below and a combination of at least two modifications that do not contradict each other. In the following modification, the parts common to the embodiments of each embodiment are designated by the same reference numerals as those of the embodiments, and the description thereof will be omitted.

The engaging portion 58 of the first embodiment may be provided at a portion farther from the operating portion 56 than the rotation axis C. The first engaging portion 94 may be provided at a portion farther from the first operating portion 90 than the rotation axis C1. The second engaging portion 96 may be provided at a portion farther from the second operating portion 92 than the rotation axis C2.

The roller 58A can be omitted from the engaging portion 58 of the first embodiment. It is also possible to omit only one of the roller 94A of the first engaging portion 94 and the roller 96A of the second engaging portion 96.

-At least one elastic member 70 can be omitted from the battery unit 50 of the first embodiment.
-At least one guide unit 68 can be omitted from the battery unit 50 of the first embodiment. At least one of the first guide portion 68A and the second guide portion 68B can be omitted from the battery unit 50.

It is also possible to omit one of the first operating member 102 and the second operating member 104 of the first embodiment.
-It is also possible to omit one of the first engaging portion 112 and the second engaging portion 114 of the second embodiment.
-One of the first operating member 136 and the second operating member 138 of the third embodiment can be omitted.

The first operation units 90, 124 and the second operation units 92, 126 of the first and third embodiments can be provided asymmetrically with respect to a predetermined plane. For example, one of the first operation units 90, 124 and the second operation units 92, 126 is provided so as to protrude from the lower end of the support portions 80, 106, 120.

-The engaging portions 58, 110, 128 of each embodiment may be movable in a direction intersecting the width direction of the bicycle 10. One of the first engaging portions 94, 112, 130 and the second engaging portions 96, 114, 132 may be movable in the width direction, and the other may be movable in the direction intersecting the width direction.

-It is also possible to omit the recess 76A from the second end portion 76 of the battery units 50, 50A, 50B and attach the support portions 80, 106, 120.
Even if the battery holder 34 and the bracket 36 of each embodiment are attached to the frame 12 in a state of being rotated by a predetermined angle around an axis parallel to the longitudinal direction of the frame 12, for example, in a state of being rotated by 90 degrees or 180 degrees. good. In this case, the battery units 50, 50A, and 50B are attached to the frame 12 in a state of being rotated by a predetermined angle around an axis parallel to the longitudinal direction of the frame 12. Even in this case, if a force is applied to the battery unit 50 in the direction of removing the battery unit 50 while the engaging portions 58, 110, 128 are engaged with the engaged portion 32, the engaging portions 58, 110 , 128 is given a force to be pushed toward the engaged portion 32. Therefore, unless the operating portions 56, 108, 122 are operated, the engaging portions 58, 110, 128 are unlikely to come off from the engaged portion 32. In this modification, the opening 26B of the battery accommodating portion 26 may be opened in the direction in which the battery unit 50 is removed, the battery accommodating portion 26 is omitted, and the battery holder 34 and the bracket 36 are attached to the outer peripheral surface of the frame 12. May be good.

10 ... Bicycle, 12 ... Frame, 12C ... Down tube, 30 ... Mounting structure (mounting structure of battery unit for bicycle), 32 ... Engaged part, 40 ... First engaged part, 42 ... Second engaged part Unit, 50, 50A, 50B ... Battery unit (bicycle battery unit), 52 ... Housing, 54, 134 ... Operating member, 56, 108, 122 ... Operating unit, 56A ... Second convex portion, 58, 110, 128 ... Engagement part, 58A, 94A, 96A ... Roller, 60 ... Battery cell, 66, 118, 140A, 140B ... Biasing part, 68 ... Guide part, 68A ... First recess, 74 ... First end, 76 ... 2 ends, 76A ... concave, 90, 110, 124 ... 1st operation unit, 92, 110, 126 ... 2nd operation unit, 94, 112, 130 ... 1st engagement part, 96, 114, 132 ... 2nd Engagement portion, 102, 136 ... 1st operation member, 104, 138 ... 2nd operation member, C ... rotation axis, C1 ... first rotation axis, C2 ... second rotation axis.

Claims (23)

The housing where the battery cell is installed and
A bicycle battery unit comprising a rotating axis, an operating portion, and an operating member that has an engaging portion and is movably provided in the housing around the rotating axis.
The operation unit can be moved between the first operation position and the second operation position around the rotation axis.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The engaging portion is provided between the rotating axis and the operating portion, and the engaging portion is provided.
When the engaging portion is engaged with the engaged portion and a force is applied in the direction in which the bicycle battery unit is removed, the engaging portion is pushed toward the engaged portion. Is given ,
The force in the direction in which the bicycle battery unit is removed includes the force due to the weight of the bicycle battery unit, that is, the bicycle battery unit. The housing where the battery cell is installed and
Includes a rotation axis, an operating portion, and an operating member having an engaging portion and movably provided in the housing around the rotation axis.
The operation unit is movable between a first operation position and a second operation position around the rotation axis parallel to the longitudinal direction of the housing.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
A bicycle battery unit in which the engaging portion is provided between the rotating axis and the operating portion. The housing where the battery cell is installed and
An operation unit provided in the housing and
Including an engaging portion interlocking with the operating portion,
The operation unit is movable between a first operation position and a second operation position around a rotation axis parallel to the longitudinal direction of the housing.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The operation unit is a bicycle battery unit configured to move from the first operation position to the second operation position by being pushed. Includes an operating member that has a rotating axis, the operating portion, and the engaging portion and is movably provided in the housing around the rotating axis.
The operation unit is movable between the first operation position and the second operation position around the rotation axis.
The bicycle battery unit according to claim 3 , wherein the engaging portion is provided between the rotating axis and the operating portion. The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The bicycle battery unit according to any one of claims 1 to 4 , wherein the operating portion and the engaging portion are provided at the first end portion. The housing where the battery cell is installed and
Includes a rotation axis, an operating portion, and an operating member having an engaging portion and movably provided in the housing around the rotation axis.
The operation unit can be moved between the first operation position and the second operation position around the rotation axis.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The engaging portion is provided between the rotating axis and the operating portion, and the engaging portion is provided.
The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The operation portion and the engagement portion are a battery unit for a bicycle provided on the end surface of the first end portion in the longitudinal direction. The housing where the battery cell is installed and
An operation unit provided in the housing and
Including an engaging portion interlocking with the operating portion,
The operation unit can be moved between the first operation position and the second operation position.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The operation unit is configured to move from the first operation position to the second operation position by being pushed.
The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The operation portion and the engagement portion are a battery unit for a bicycle provided on the end surface of the first end portion in the longitudinal direction. The housing where the battery cell is installed and
Includes a rotation axis, an operating portion, and an operating member having an engaging portion and movably provided in the housing around the rotation axis.
The operation unit can be moved between the first operation position and the second operation position around the rotation axis.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The engaging portion is provided between the rotating axis and the operating portion, and the engaging portion is provided.
The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The operating portion and the engaging portion are provided at the first end portion of the bicycle so as to be accommodated in the accommodation space of the battery accommodating portion of the bicycle in a state where the housing is attached to the frame of the bicycle. Battery unit. The housing where the battery cell is installed and
An operation unit provided in the housing and
Including an engaging portion interlocking with the operating portion,
The operation unit can be moved between the first operation position and the second operation position.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The operation unit is configured to move from the first operation position to the second operation position by being pushed.
The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The operating portion and the engaging portion are provided at the first end portion of the bicycle so as to be accommodated in the accommodation space of the battery accommodating portion of the bicycle in a state where the housing is attached to the frame of the bicycle. Battery unit. Includes an operating member that has a rotating axis, the operating portion, and the engaging portion and is movably provided in the housing around the rotating axis.
The operation unit is movable between the first operation position and the second operation position around the rotation axis.
The bicycle battery unit according to claim 7 or 9 , wherein the engaging portion is provided between the rotating axis and the operating portion. The bicycle battery unit according to any one of claims 1 to 10 , wherein the engaging portion includes a roller that can come into contact with the engaged portion. The housing where the battery cell is installed and
Includes a rotation axis, an operating portion, and an operating member having an engaging portion and movably provided in the housing around the rotation axis.
The operation unit can be moved between the first operation position and the second operation position around the rotation axis.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The engaging portion is provided between the rotating axis and the operating portion, and the engaging portion is provided.
The engaging portion is a bicycle battery unit including a roller that can come into contact with the engaged portion. The housing where the battery cell is installed and
An operation unit provided in the housing and
Including an engaging portion interlocking with the operating portion,
The operation unit can be moved between the first operation position and the second operation position.
The engaging portion is
When the operating portion is located at the first operating position, it engages with the engaged portion provided on the bicycle and engages with the engaged portion.
When the operating portion is located at the second operating position, it is configured to be separated from the engaged portion.
The operation unit is configured to move from the first operation position to the second operation position by being pushed.
The engaging portion is a bicycle battery unit including a roller that can come into contact with the engaged portion. Includes an operating member that has a rotating axis, the operating portion, and the engaging portion and is movably provided in the housing around the rotating axis.
The operation unit is movable between the first operation position and the second operation position around the rotation axis.
The bicycle battery unit according to claim 13 , wherein the engaging portion is provided between the rotating axis and the operating portion. The housing comprises a longitudinal first end of the frame when attached to the frame of the bicycle.
The bicycle battery unit according to any one of claims 12 to 14 , wherein the operating portion and the engaging portion are provided at the first end portion. The engaged portion restricts the housing from moving downward with respect to the engaged portion in a state of being engaged with the engaged portion, and the engaged portion is from the engaged portion. The battery unit for a bicycle according to any one of claims 1 to 15 , wherein the housing is configured to allow the housing to move downward with respect to the engaged portion in a separated state. The bicycle battery unit according to any one of claims 1 to 16 , further comprising an urging unit that applies a force from the second operating position toward the first operating position to the operating unit. The bicycle battery unit according to any one of claims 1 to 17 , further comprising a guide unit for guiding the movement of the operation unit. The guide portion includes one of a first concave portion and a first convex portion.
The bicycle battery unit according to claim 18 , wherein the operating portion further includes one of a second convex portion fitted in the first concave portion and a second concave portion fitted in the first convex portion. The housing comprises a longitudinal second end of the frame when attached to the frame of the bicycle.
The bicycle battery unit according to claim 19 , wherein the second end portion includes at least one of the convex portion and the concave portion fitted to at least one of the convex portion and the concave portion provided on the frame. The bicycle battery unit according to any one of claims 1 to 20 and the bicycle battery unit.
A mounting structure for a bicycle battery unit, including the engaged portion provided on the bicycle. The mounting structure for a bicycle battery unit according to claim 21 , wherein the engaged portion includes a recess in which the engaging portion can be engaged. The mounting structure for a bicycle battery unit according to claim 21 or 22 , wherein the engaged portion is provided on a down tube of the frame of the bicycle.

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