JPH0625092U - Bicycle lock forget prevention device - Google Patents

Abstract

(57) [Summary] [Purpose] By synchronizing the standing operation of the bicycle stand and the locking operation of the wheels by the locking body, it is possible to prevent forgetting to lock the bicycle while it is stopped and to prevent the bicycle from being stolen. The purpose is to provide a protection device. In a bicycle including front and rear wheels supporting a frame frame and a stand portion attached to the frame frame on a rear wheel side, the bicycle is attached to the frame frame,
The locking body is provided with a locking rod and is arranged so as to be able to lock and open the wheels, and the locking body is provided with a conversion unit for converting the pulling operation to open and close the wheels by the locking rod. A lock-starting cord, one end of which is fixed to any part of the stand portion, is connected to the. The wheels are automatically locked by the locking rods of the locking body in synchronization with the stand-up operation of the stand portion, and forgetting to lock can be prevented.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a device for preventing forgetting to lock a bicycle.

[0002]

[Prior art]

 Bicycles that rotate while rotating the wheels by stepping on the pedals by the pedestrians' legs have the advantage of being able to travel freely even on congested roads and easily parked on the road side or in a plaza, and at low maintenance costs. For this reason, it is used by many people for commuting, attending school, using for shopping, and for sports equipment such as cycling. This bicycle has a lock body that locks the rotation of the wheel on the frame to prevent theft when it is parked on the road side or in a plaza, and the lock rod of the lock body is manually projected into the wheel. The key attached to the lock body is pulled out and the wheels are locked by the lock rod to prevent the bicycle from being stolen. When unlocking this wheel, insert the key while carrying it into the key hole of the lock body, the lock rod is pulled into the lock body and the wheel lock is released, and the vehicle is running again. is there.

[0003]

[Problems to be solved by the device]

 However, when the bicycle is stopped on the side of the road or in a plaza, and the vehicle body is supported by an upright stand, it is often the case that the user manually forgets to lock the wheels with the locking body. There were many cases where a bicycle parked in a car was stolen.

The present invention has been made in view of the above-mentioned conventional problems, and an object thereof is to park a vehicle by parking a stand of a bicycle and a locking operation of a wheel by a locking body in synchronization with each other. Another object of the present invention is to provide a device for preventing the forgetting to lock a bicycle, which can prevent theft due to forgetting to lock the bicycle.

[0005]

In order to achieve the above object, the present invention assembles frames 12 and 14 to form a frame frame body 16, and front and rear wheels 18 that support the frame frame body 16. In a bicycle 22 including a stand portion 20 attached to the frame frame body 16 on the side of the rear wheel 18 and the rear wheel 18, the rotation of the wheel 18 equipped with the lock rod 24 is attached to any one of the frames 12 and 14. It has a locking body 26 arranged so as to be able to open and close the lock, and this locking body 26 is provided with a conversion part 28 for converting the pulling operation to open and close the rotation of the wheel 18 by the locking rod 24, and further A lock activation cord 30 having one end fixed to any part of the stand portion 20 is connected to the conversion portion 28 and is synchronized with the standing operation of the stand portion 20. Serial consists facilities tablets forgetting prevention device 10 of the bicycle, characterized in that to perform the locking of the rotation of the wheel by the lock lever 24 of the locking member 26.

[0006]

[Action]

 The bicycle forget-to-lock device of the present invention has a lock body for locking either of the front and rear wheels of the bicycle attached to the frame, and the lock rod of the lock body serves as a conversion portion for converting the wheel to open and close. One end of the lock actuating rope is connected, and the other end of this rope is connected to the stand portion. As a result, when the stand is erected to stop the bicycle, the rope for lock activation is towed, and this tow action is synchronized with the lock rod of the lock body in the wheel lock direction via the converter. The wheels are locked by the lock rod. Therefore, when the bicycle stand is erected, the locking rods of the locking body are always synchronized and the wheels are locked, and when the bicycle is parked on the road side of the destination or in the open space, the locking will not be forgotten. Theft can be prevented. The wheel locked by this lock rod is inserted into the key hole of the lock body by the owner of the bicycle and the lock rod is pulled into the lock body to release the lock. You will be able to drive in this condition.

[0007]

【Example】

 Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings. 1 to 6 show a bicycle locking forgetting prevention device 10 according to an embodiment of the present invention. As is clear from the figure, the bicycle locking forgetting prevention device 10 forms a frame frame body 16 by assembling a front frame 12 and a rear frame 14 as shown in FIG. 6, for example. The bicycle 22 includes front and rear wheels 18 and 18 that support 16 and a stand portion 20 attached to the frame body 16 on the rear wheel 18 side.

The device of this embodiment is a lock body attached to either the front frame 12 or the rear frame 14 of the bicycle 22 and provided with a lock rod 24 so as to lock and open the rotation of the wheels. The locking body 26 includes a conversion unit 28 that converts the pulling operation so as to lock and open the rotation of the wheel 18 by the lock rod 24. Further, one end of the conversion unit 28 is the stand unit. A lock activation cord 30 fixed to any part of 20 is connected.

A feature of the present invention is that the lock rod 24 of the locking body 26 is pulled and converted so as to open and close the rotation of the wheel so as to lock and close the rotation of the wheel, and the stand portion 20 is provided with the lock starting cord 30. When the stand portion 20 is erected to park the bicycle 22, the pulling operation of the lock activating rope 30 is performed by the standing operation of the stand portion 20 while the pulling operation is performed via the conversion portion 28. The lock rod 24 is synchronized with the locking direction of the wheels 18 to automatically lock the rotation of the wheels 18.

As shown in FIGS. 1 and 2, the locking body 26 is installed at a position closer to the upper portion of the rear frame 14 of the frame frame body 16 of the bicycle. The locking body 26 includes a cover 32 of the rear wheel 18 and a wheel 36 on which a tire 34 is mounted from above, and inhibits rotation of a spoke 38 connected to the wheel 36 at a lower position from a wheel hub. A horseshoe-shaped main body portion 42 provided with an opening 40 for preventing it, and a substantially arc-shaped lock rod 24 biased and fitted into the horseshoe-shaped main body portion 42 so as to close the opening 40 of the horseshoe-shaped main body portion 42. , Are provided. Further, in the horseshoe-shaped main body portion 42, a lock holding mechanism for automatically holding the closed state of the lock rod 24 when the end of the lock rod 24 is slid toward the opening 40 to close the opening 40. (Not shown) is provided. In this lock holding mechanism, the key 44 carried by the owner of the bicycle is inserted into a key hole 46 provided at a predetermined position such as a projecting portion above the side portion of the horseshoe-shaped main body 40, whereby the lock is retained. The holding mechanism is opened, and the lock rod 24 is pulled into the horseshoe-shaped main body portion 42 by its own urging force.

As shown in FIG. 2, the conversion unit 28 for converting the pulling operation to open and close the wheels 18 by the lock rods 24 is provided on one side of the horseshoe-shaped main body 42 from its upper position. A guide groove 48 opened toward the position near the lower end, and a guide pin 50 projecting outward from the lock rod 24 fitted in the horseshoe-shaped main body portion 42 through the upper end portion of the guide groove 48. , Are provided. By pulling the guide pin 50 downward, the guide pin 50 descends along the guide groove 48, and the lock rod 24 in the horseshoe-shaped main body 42 slides so as to close the opening 40. The portion is fitted to the lower end of the other side portion of the horseshoe-shaped main body portion 42 and is locked and held by the lock holding mechanism. In this way, by pulling the guide pin 50 of the conversion portion 28 and closing the opening 40 of the horseshoe-shaped main body portion 42 with the lock rod 24, the rotation of the spokes 38 of the wheel 18 is blocked and the wheel 18 is locked. Be done.

As shown in FIG. 3, FIG. 4 and FIG. 5, the stand portion 20 is a normal U-shape in which the upper end is pivotally attached 54 to a stand mounting plate 52 fixed to both ends of the rear frame 14. It consists of a stand. The stand portion 20 is provided with a lock lever 58 biased by a biasing spring 56 on a side surface near the upper end thereof, whereby the stand portion 20 which is erected is locked, and is horizontally displaced to the rear side of the frame. Can be maintained. The stand portion 20 may be a one-sided support stand composed of a rod.

As shown in FIG. 1, FIG. 2, FIG. 4, and FIG. 5, in order to synchronize the conversion portion 28 and the stand portion 20, the protection tube 60 of the lock activation cord 30 is provided along the rear frame 14. The upper end of the protective tube 60 is fixed to the frame with a fastening member 62 at a position below the guide groove 48 provided in the horseshoe-shaped main body portion 42 of the locking body 26, and the lower end of the protective tube 60 is fixed. Is fixed to the frame by a fastening metal fitting 62 in a state of being connected to a stand stopper 64 protruding rearward from the stand mounting plate 52. The lock-activating cord 30 inserted in the protective tube 60 can be safely slid together with the standing portion 20 rising and rotating.

The lock activation cord 30 is made of a metal strand or the like, and the upper end of the lock activation cord 30 inserted into the protection tube 60 and protruding from the protection tube 60 is a guide of the conversion portion 28. The lower end of the lock activation cord 30 that is connected to the pin 50 and that protrudes from the protective tube 60 is connected to the stand portion 20. When the stand portion 20 is rotated and erected from the horizontal state in a substantially vertical direction when the bicycle is parked, the lock activation cord 30 connected to the stand 20 is pulled downward in the protective tube 60. The lock rod 24 is pulled by the lock actuating cord 30 via the conversion portion 28 of the locking body 26 to close the opening 40 of the horseshoe-shaped main body portion 42 and lock the vehicle wheel 18.

Although the locking body 26 is installed on the rear frame 14 in the embodiment, it may be installed on the front frame 12 to lock the front wheels 18. Further, the locking body 26 is exemplified by the horseshoe-shaped main body portion 42, but the locking body 26 is not necessarily limited to this shape. For example, as shown in FIG. 7 and FIG. The forward-backward locking body 26 provided with the lock rod 24a that linearly advances and retracts in the left-right direction within the 42a is installed in the front frame 12 or the rear frame 14, and the tip of the lock rod 24a protruding from the box-shaped main body portion 42a. The spokes 38 of the wheel 18 may be locked in part. Unlike the case of the horseshoe-shaped main body 42, the conversion portion 28 of the forward-backward locking body 26 is provided on the upper end of the protective tube 60 extending to the lower position of the box-shaped main body 42a as shown in FIG. An elbow 66 connected to and bent toward the end of the lock rod 24a and an arm rod 68 connected to the end of the lock rod 24a in a substantially L-shape are provided, and protrude from the elbow 66. The lock activation cord 30 is connected to the arm rod 68. In this advancing / retreating type locking body 26, the lock actuating cord 30 is pulled by the stand-up operation of the stand portion 20, and the pulling operation causes the locking rod 24a to project toward the spoke 38 of the wheel to automatically lock the wheel. .

As described above, the bicycle locking forgetting prevention device 10 of the present invention has the locking body 26 for locking either of the front and rear wheels 18, 18 of the bicycle 22 installed on the frame, and One end of the lock-starting cord 30 is connected to the conversion part 28 for opening and closing the lock, and the other end of the cord is connected to the stand part 20 so that they are synchronously operated with each other. As a result, when the stand portion 20 is erected to stop the bicycle 22, the lock activating rope 30 is pulled, and this pulling operation is performed by the conversion portion 28 so that the lock rod 24 of the locking body locks the wheels. The wheels are locked by the same locking rod by operating them in the same direction. Therefore, when the bicycle stand is erected, the locking rod of the locking body is always synchronized and the wheels are locked. Theft can be prevented. The wheel locked by the lock rod is rotated by horizontally rotating the stand portion 20, and then the key 44 carried by the bicycle owner is inserted into the key hole 46 of the lock body 26, whereby the lock rod is locked. The lock holding mechanism of 24 is released, the lock rod 24 is drawn into the locked body, the lock of the wheel 18 is released, and the vehicle can run in a normal state. Needless to say, the present invention is not limited to the above-described embodiments, and various modifications can be made within the scope disclosed in the claims for utility model registration.

[0017]

[Effect of device]

 As described above, according to the device for preventing forgetting to lock a bicycle according to the first aspect, the frame is assembled to form the frame body, and the front and rear wheels supporting the frame body and the frame on the rear wheel side. In a bicycle including a stand attached to a frame, the bicycle has a lock body attached to any one of the above frames and provided with a lock rod so as to lock and open the rotation of wheels. The body is provided with a conversion part for converting the pulling motion so as to lock and open the rotation of the wheel by a locking rod, and further, the conversion part has a lock end fixed to any part of the stand part. The starter cords are connected, and the wheels are locked by the locking rod of the locking body in synchronization with the standing motion of the stand, so that the stand is raised for parking. When you support the body, will be able to automatically lock the wheels locking of the wheels are always synchronized, there is no locking forget the bicycle, that Do and to be able to prevent theft.

[Brief description of drawings]

FIG. 1 is a partial front view of a rear frame of a bicycle equipped with a lock forgetting device for a bicycle according to an embodiment of the present invention.

FIG. 2 is an enlarged arrow view taken along the line AA of FIG.

FIG. 3 is a partially-enlarged rear view showing a main part of a stand portion that is upright.

FIG. 4 is a partially enlarged side view of the stand mounting portion with the stand portion horizontally displaced.

FIG. 5 is a partially enlarged side view of the stand mounting portion with the stand portion standing upright.

FIG. 6 is a side view of a bicycle equipped with the lock forgetting prevention device of the present invention.

FIG. 7 is a partially enlarged front view showing a forward-backward locking body according to another embodiment installed on the frame.

FIG. 8 is a left side view of the forward / backward locking body in FIG. 7.

[Explanation of symbols]

 10 Bicycle locking forgetting prevention device 12 Front frame 14 Rear frame 16 Frame frame body 18 Front / rear wheels 20 Stand part 22 Bicycle 24 Lock rod 26 Locking body 28 Converting part 30 Lock starting cord

Claims (1)

[Scope of utility model registration request] 1. A bicycle including a frame assembly by assembling frames to form front and rear wheels for supporting the frame body, and a stand portion attached to the frame body on the rear wheel side thereof. It has a locking body which is attached and is arranged to lock and open the rotation of the wheel with a locking rod, which transforms the pulling action to lock and open the rotation of the wheel by the locking rod. Further, a conversion section is provided, and a lock-starting cord whose one end is fixed to any part of the stand section is connected to the conversion section, and the locking body is locked in synchronization with the standing motion of the stand section. A lock forgetting device for a bicycle, characterized in that the rotation of a wheel is locked by a rod.