JPH0710321U - Bicycle parking lock device - Google Patents

Abstract

(57) [Abstract] [Purpose] A conventional bicycle parking lock device is troublesome because it requires time and effort to insert the chain into the front wheel of the bicycle and insert the chain into the lock device. With a lot of pain. The present invention is intended to solve such problems. A notch 5 for receiving a bicycle is provided on a front surface of a case 4, a slider 7 is pushed in the case 4 and retracts, and a pair of arms 14 that open and close the notch 5 by moving the slider 7 forward and backward. A locking device portion 21 for locking the slider 7 that has been retracted by the locking operation is provided.

Description

[Detailed description of the device]

[0001]

[Industrial applications]

 The present invention relates to a lock device attached to a bicycle parking lot for temporarily storing a bicycle brought into a bicycle parking lot.

[0002]

[Prior art]

 In general bicycle parking lots where temporary storage of bicycles is required, multiple managers are required to prevent theft and manage the bicycle, which has the drawback of increasing management costs. In order to reduce the personnel cost of the manager, a lock device has been proposed which allows a user to lock a bicycle when a coin is inserted (see Japanese Utility Model Publication No. 2-15177).

In this locking device, a mounting portion is fixed on a pillar standing on the floor of a bicycle parking lot, and a coin slot, a chain rod inserting member, and a cylinder lock are provided on the front surface of the mounting portion. A chain rod is provided at the other end of the chain, one end of which is fixed to, and the chain rod is hooked on a pillar locking device. When a coin of a predetermined amount is inserted into the coin slot, it can be locked.The chain rod inserted into the front wheel of the bicycle is inserted into the chain rod insertion member, and the key inserted into the cylinder lock is rotated in the locking direction. When operated, the chain bar is locked and coins are dropped and stored in the coin storage box.

When the user who has completed the temporary storage rotates the key in the unlocking direction, the locking device is unlocked, and the user can freely take out the chain rod and remove the chain from the front wheel to take out the bicycle. Become. Thus, the bicycle that is being temporarily stored is prevented from being stolen by the lock device, so that the labor of the manager is greatly reduced and the personnel cost of the manager can be reduced. However, the following problems remain in this locking device.

[0005]

[Problems to be Solved by the Invention] (1) To temporarily store a bicycle, it is necessary to remove the chain rod from the locking tool and insert it into the front wheel of the bicycle, and the labor of inserting the chain rod into the chain rod insertion member. Is necessary and annoying. In particular, it is inconvenient because you have to lean forward to insert the chain rod into the front wheel. (2) The structure of the lock device is complicated and the manufacturing cost is high. An object of the present invention is to solve such a problem, and to provide a locking device for a bicycle parking machine, which does not require the work of inserting a chain into a front wheel of a bicycle and has a simple structure.

[0006]

[Means for Solving the Problems]

 In order to achieve the above object, a bicycle parking lock device of the present invention is installed in a bicycle parking machine, and has a case having a notch portion into which a front wheel of a bicycle can be inserted, and a sliding case provided in the case. And a slider that is pushed back by the front wheel of the bicycle and pivotally mounted in the case, one end of which engages with the slider, and the other end holds and opens the front wheel in the notch as the slider moves forward and backward. And a lock device portion provided on the case and locking the slider by locking.

The locking device section may be configured to include a coin insertion slot, a cylinder lock that can be locked by inserting a coin, and a tongue that projects by locking the cylinder lock and locks the slider. it can. Alternatively, the lock plate provided so as to be retractable in the forward path of the slider can be constituted by an actuator that is driven in the retracting direction by a locking and unlocking signal.

[0008]

[Action]

 Since the lock device for a bicycle parking machine configured as described above does not lock the slider when the lock device portion is unlocked, the slider is in the forward position and the pair of arms that engage with the slider. Is open in the cutout. When the front wheel of the bicycle is inserted into the notch of the case, the slider pushed by the front wheel retracts, and the pair of arms engaging with the slider close and hold the front wheel. Next, when the locking device is locked, the slider is prevented from advancing and is locked in the retracted position, and the pair of arms is held while holding the front wheels, thus preventing the bicycle from being stolen. When the user who has completed the temporary storage unlocks the lock device, the slider can move forward, and when the front wheel of the bicycle moves in the direction of taking out from the notch in the case, the front wheel hits the arm and the slider moves forward. , The pair of arms that engage with the slider open, and the bicycle is taken out as it is.

[0009]

【Example】

 An embodiment of the present invention will be described with reference to the drawings. FIG. 1 is a plan view of a bicycle parking lock device A showing a first embodiment of the present invention with an upper case removed, and FIG. A side view and FIG. 3 are plan views of FIG. As shown in FIGS. 2 and 3, the bicycle parking machine B includes a front wheel holding portion 2 which is installed on the floor of a bicycle parking lot and has a front wheel insertion path 1 formed in the center thereof, and a left end portion of the front wheel holding portion 2 (see FIG. 2). It is composed of a bicycle parking lock device A provided at the upper end of the pillar 3 which stands up more obliquely.

The front wheel holding portion 2 holds the front wheels from the left and right so that the bicycle does not fall down, and it is possible to omit the trouble of standing a bicycle stand. In the bicycle parking lock device A, a notch 5 into which a tip portion of a front wheel of a bicycle can be inserted is provided on a front surface (a right end surface) of a case 4 (see FIG. 3).

A center pin 6 is erected on the inner bottom wall surface of the case 4, and the center pin 6 is inserted into an elongated hole 8 provided in a slider 7. A slider pin 9 projecting from the bottom surface of the slider 7 is loosely fitted in an elongated hole 10 provided in the bottom wall of the case 4. Therefore, the slider 7 can move back and forth toward the notch 5.

Protrusions 11 are formed on both sides of the front end of the slider 7 (in the direction of the notch 5), a spindle 12 is erected on both protrusions 11, and a stopper engaging pin is provided on the rear end of the slider 7. 13 is erected. A hole 15 provided at one end of a pair of arms 14 is inserted into both support shafts 12, and a bent guide hole 16 provided in arm 14 is provided upright on the inner bottom wall surface of case 4. Two force pins 17 are inserted.

A spring 20 is stretched around a spring support shaft 18 provided on the arm 14 and a spring support shaft 19 erected on the inner bottom wall surface of the case. Therefore, the arm 14 is biased to the fully open state shown in FIG. 4 when the slider 7 advances toward the notch 5 with the force pin 17 at the position shown in FIG. 5 as a boundary, and the slider 7 retreats. Sometimes, it is held in the fully closed state shown in FIG.

A lock device unit 21 is attached to the left side of the case 4. The lock device portion 21 is provided with a coin insertion slot (not shown) and a cylinder lock 22 (see FIG. 2). When a predetermined coin is inserted into the coin insertion slot, the cylinder lock 22 can be locked. When the key inserted in 22 is rotated in the locking direction, the tongue 23 projects, and when rotated in the unlocking direction, the tongue 23 is retracted (see Japanese Patent Publication No. 60-57118).

A lock arm 24 pivotally attached to the center pin 6 of the case 4 is provided with a pushed arm 25 extending laterally at one end thereof, and a stopper capable of coming in and out of contact with the stopper engaging pin 13 at the other end. 26 is formed, and a spring bearing shaft 27 is provided upright in the vicinity of the stopper 26. Then, one end 28a of the spring 28 wound around the center pin 6 is in pressure contact with the locking device portion 21, and the other end 28b is in pressure contact with the spring receiving shaft 27.

Therefore, the lock plate 24 is urged clockwise with the center pin 6 as a fulcrum. On the left side of the lock plate 24, an intermediate portion of the link plate 30 is pivotally attached to a link pin 29 which is erected on the inner bottom wall surface of the case 4, and a pushing portion 31 on the right end side of the link plate 30 is pushed. Upon receiving contact pressure from the arm 25, the pushed portion 32 on the left end side approaches the tongue 23.

Next, the operation of the bicycle parking lock device A configured as described above will be described with reference to FIGS. 1, 4, and 5. When the bicycle is not parked on the bicycle parking unit B, the cylinder lock 22 of the lock device unit 21 is unlocked, the tongue 23 is in the retracted state, and the lock plate 24 urged by the spring 28 supports the center pin 6 as a fulcrum. As a result, the pushed arm 25 pushes the pushing portion of the link plate 30, and the stopper 26 separates from the stopper engaging pin 13 (see FIG. 4).

The pair of arms 14 are opened by the biasing force of the spring 20 and the slider 7 is advanced (see FIG. 4). When the bicycle is inserted into the bicycle parking machine B, the tip of the front wheel of the bicycle is inserted into the notch portion 5, the slider 7 pushed by the front wheel retracts, and the arm 14 rotates along the guide hole 16, so The arm 14 is closed and holds the front wheel (see FIG. 5). Further, the slider 7 is retracted by the biasing force of the spring 20 to the position of FIG. 1 where the force pin 17 contacts the end of the guide hole 16.

Next, when a predetermined coin is inserted into the coin insertion slot of the lock device section 21, the cylinder lock 22 can be locked, and when the key inserted in the cylinder lock 22 is rotated in the locking direction, the tongue 23 projects, The tongue 23 pushes the pushed portion 32 to rotate the link plate 30 clockwise about the link pin 29, and the push portion 31 of the plate 30 pushes the pushed arm 25 of the lock plate 24. Then, the lock plate 24 rotates counterclockwise about the center pin 6 as a fulcrum, and the stopper 26 moves to a position that prevents the forward movement of the slider 7 (see FIG. 1). Therefore, the slider 7 cannot move forward, the pair of arms 14 is held in a state of holding the front wheels, and the bicycle is prevented from being stolen. In this state, since the stopper 26 contacts the stopper engaging pin of the slider 7, no load is applied to the tongue 23.

When the user who has completed the temporary storage inserts a key into the cylinder lock 22 of the lock device unit 21 to perform an unlocking operation, the tongue 23 is retracted, the lock plate 24 becomes rotatable, and is urged. The stopper 26 is rotated clockwise so that the stopper 26 does not hinder the movement of the slider 7. Therefore, when the front wheel of the bicycle moves in the direction of taking out from the notch portion 5 of the case 4, the front wheel hits the arm 14, the slider 7 advances, and the pair of arms 14 open due to the urging force of the spring 20, and the bicycle is taken out as it is. .

FIG. 6 is a plan view of the bicycle locking device A _{1 according to} the second embodiment of the present invention in which the upper case is removed. The long hole 6 provided in the slider 33 is inserted through the center pin 6 provided upright on the bottom wall surface, and the slider 33 can advance and retreat toward the cutout portion 5, and the spring inserted between the slider 33 and the case 4 is inserted. It is urged by 34 in the forward direction.

A pair of arms 36 are pivotally attached to two supporting shafts 35 provided upright on the inner bottom wall surface of the case 4, and a slider 33 is provided in a long hole 37 provided at a rear end portion of the arms 36. An upright headed shaft 38 is inserted. Therefore, when the slider 33 moves back and forth toward the notch 5, the pair of arms 36 is opened and closed.

On the left side of the slider 33, a shaft 39 is erected on the inner bottom wall surface of the case 4, and a middle portion of a bent link plate 40 is pivotally attached to the shaft 39 (see FIG. 6). The pin 42 provided upright on the slider 33 is inserted into the long hole 41 provided at the right end of the link plate 40, and the pin 43 provided at the left end of the link plate 40 is provided along the lock device section 21. The left end of the movable lock plate 44 is pivotally attached (see FIG. 7).

The lock device portion 21 fixed to the case 1 is provided with a cylinder lock and a coin inlet as in the first embodiment, and when the key inserted in the cylinder lock is rotated in the locking direction, the tongue is locked. 23 protrudes and engages with an engagement hole (not shown) provided in the lock plate 44, and the lock plate 44 is locked immovably.

Next, the operation of the bicycle parking lock device A ₁ configured as described above will be explained. When the bicycle is not parked on the bicycle parking B, the locking device portion 21 is unlocked and the tongue 34 is retracted. are doing. The slider 33 pressed by the spring 34 advances, the pair of arms 36 are in an open state, the link plate 40 rotates clockwise about the shaft 39 as a fulcrum, and the lock plate 44 moves in the arrow F direction. (See FIG. 7).

When the front wheel of the bicycle is inserted into the bicycle parking machine B, the slider 33 pushed by the front wheel retracts, the pair of arms 36 are closed, and the link plate 40 rotates counterclockwise, and the lock plate 44 Moves in the direction opposite to the arrow F, and the engagement hole comes to a position facing the tongue 23. Next, when the locking device 21 is locked, the tongue 23 engages with the engaging hole of the lock plate 44 and the lock plate 44 is constrained immovably, so that the link plate 40 becomes unrotatable and the slider 33 moves. Since it becomes impossible, the pair of arms 36 are held while holding the front wheels.

When the user who has finished the temporary storage of the bicycle unlocks the lock device 21, the tongue 23 is retracted and the lock plate 44 is movable, so that the slider 33 can move forward and the pair of arms 36 can move. It can be opened. Therefore, the bicycle can be taken out from the bicycle parking machine B, and the bicycle parking machine locking device A ₁ returns to the state shown in FIG. 7.

[0028] Figure 8, in order to facilitate operating the lock device 21 is a perspective view of a bicycle parking device B ₁ installed in front of the front wheel holding part 2, 9 and 10 to bicycle machine B ₁ FIG. 3 is a partially cutaway front view and a vertical cross-sectional view of a locking / unlocking transmission part 45 incorporated in a bicycle parking lock device A ₂ of a third embodiment of the present invention to be used. As shown in FIG. 8, one end of a tubular support member 46 provided on the side of the front wheel holding portion 2 stands up in front of the front wheel holding portion 2, and the locking device portion 21 is fixed to the upper end portion. The other end of the tubular support member 46 rises behind the front wheel holding portion 2, and the bicycle parking device A ₂ is fixed to the upper end portion thereof.

In the locking device A ₂ for a bicycle parking machine, a locking / unlocking transmission part 45 shown in FIGS. 9 and 10 is incorporated in place of the locking device part 21. In the locking / unlocking transmission part 45, a cam support plate 48 is inserted inside a plate 47 that is bent in a U-shape from a plate material. The cam support plate 48 has an upright wall 48a formed by bending from the upper and lower ends and both side ends of a rectangular plate member. The upright wall 48a is fixed to the inner wall surface of one wall surface of the plate 47. The cam 49 and the tongue 50 are inserted into the accommodation chamber formed between the cam 49 and the tongue 50.

The cam 49 is a rectangular plate whose both ends are rounded in a semicircular shape, and a shaft portion 51 is provided in a central portion thereof. In FIG. 9, a wire locking hole 52 is provided on the left side and a long hole is provided on the right side. 53 is drilled. The shaft portion 51 is rotatably supported in a hole 54 provided in one wall 47a of the plate 47, and the right side portion of the cam 49 projects from an opening 55 provided in the side wall 47b (see FIG. 9).

[0031] One end of a wire inserted through the cylindrical support member 46 (not shown) is fixed to the wire engaging hole 52, the other end of the wire, in front of the lock device 21 of the bicycle parking device B ₁ Tan grayed ( (Not shown). The tongue 50 can be moved up and down along the inner surfaces of both side walls 47b, and a pin 56 which is erected substantially in the center is inserted into the elongated hole 53, and the pin 56 and the lower erected wall 48a of the cam support plate 48 are provided. The spring 57 is stretched

Therefore, the cam 49 is biased clockwise with the shaft portion 51 as a fulcrum, and the tongue 50 is biased downward and is recessed in the plate 47 (see FIG. 9). The locking / unlocking transmission portion 46 configured as described above is inserted into a laterally long hole (not shown because it overlaps with the engagement hole 58 described below) provided in the case 4, and becomes the upper end surface in FIG. The portion is substantially flush with the inner bottom surface of the case 4. Further, the slider 7 is provided with an engagement hole 58 into which the tongue 50 can be engaged, at a position facing the above-described laterally long hole when retracted.

The other structure of the bicycle parking lock device A ₂ of the third embodiment is the same as that of the bicycle parking lock device A of the first embodiment. Next, the operation of the bicycle parking lock device A ₂ of the third embodiment will be explained. When the front wheel of the bicycle is inserted into the bicycle parking B ₁ , the slider 7 pushed by the front wheel is retracted, and the pair of arms is moved. Mu 14 holds the front wheel.

When a predetermined coin is inserted into the lock device portion 21 in front of the bicycle parking device B ₁ , the coin is inserted into the cylinder lock 22 and the locking operation is performed by the key, the tongue (not shown) is projected and the wire is pulled to transmit the locking / unlocking transmission. The cam 49 of the portion 45 rotates counterclockwise in FIG. 9, and the tongue 50 is engaged with the engaging hole 58 of the slider 7 which is projected and retracted, and the slider 7 is restrained so as not to advance. The arm 14 cannot be opened. When the locking device portion 21 is unlocked, the tongue 50 is retracted and separated from the engagement hole 58, so that the slider 7 can move forward and the pair of arms 14 can be opened.

In the third embodiment described above, the lock device unit 21 is provided in front of the bicycle parking machine B ₁ , the locking / unlocking transmission unit 45 is provided in the case 4, and the tongue (not shown) of the lock device unit 21 and the locking / unlocking transmission are provided. Although the cam 49 of the portion 45 is connected by a wire, as a fourth embodiment, a tongue driven by an electric actuator such as a solenoid instead of the locking / unlocking transmission portion 45 can be retracted from a horizontally elongated hole (not shown). The solenoid may be driven by a signal from a sensor that detects the rotation of the tongue 23 in the locking direction in the locking device 21 in front of the bicycle parking B ₁ . Alternatively, the lock device parts 21 of a plurality of bicycle parking machines B ₁ may be centralized in one place.

[0036]

[Effect of device]

 Since the present invention is configured as described above, it has the following effects. (1) With the bicycle parking lock device of the present invention, a pair of arms hold the front wheels by a simple operation of inserting the bicycle into the bicycle parking gear. It eliminates the need to pass through and the labor to insert the chain rod insertion member, making it easier for the user to park the bicycle. There is also an advantage that the physical pain of inserting the chain in the leaning posture is released. (2) Since the structure of the bicycle parking lock device is simple and can be manufactured compactly, there are advantages that it can be easily attached to a bicycle parking lot and that the manufacturing cost is low.

[Brief description of drawings]

FIG. 1 is a plan view showing a locked state of a bicycle parking lock device according to a first embodiment of the present invention with an upper case removed.

FIG. 2 is a side view of a bicycle parking apparatus B.

FIG. 3 is a plan view of FIG.

FIG. 4 is a plan view showing an unused state of the bicycle parking lock device according to the first embodiment with the upper case removed.

FIG. 5 is a plan view of the bicycle wheel lock device of FIG. 4 when the front wheel tip portion of the bicycle is inserted.

FIG. 6 is a plan view showing a locked state of the bicycle parking lock device of the second embodiment with the upper case removed.

FIG. 7 is a plan view showing an unused state of the bicycle parking lock device of the second embodiment with the upper case removed.

FIG. 8 is a perspective view of another type of bicycle parking machine.

FIG. 9 is a partially cutaway front view of a locking / unlocking transmission unit incorporated in the bicycle parking lock device of the third embodiment.

FIG. 10 is a vertical sectional view of FIG. 9.

[Explanation of symbols]

A, A ₁ , A ₂ Bicycle parking lock device B, B ₁ Bicycle parking device 4 Case 5 Notch 6 Center pin 7, 33 Slider 9 Slider pin 12 Spindle 14, 36 Arm 17 Force pin 20 Spring 21 Locking device part 22 Cylinder lock 23 tongue 24 Lock plate 26 Stopper 28 Spring 29 Link pin 30 Link plate 34 Spring 35 Spindle 39 Shaft 40 Link plate 44 Lock plate 45 Lock / unlock transmission part 46 Tube lock support member 47 Plate 48 Cam support plate 49 Cam 50 tongue 51 Shaft 52 Wire Locking Hole 57 Spring 58 Horizontally Long Hole

Claims (3)

[Scope of utility model registration request] 1. A case which is attached to a bicycle parking machine and has a notch in a front surface into which a front wheel of a bicycle can be inserted, a slider slidably provided in the case and pushed backward by the front wheel of the bicycle, and one end thereof. A pair of arms pivotally attached to the slider, the other end of which holds and releases the front wheel in the cutout portion by advancing and retreating the slider, and a locking device portion which is provided in the case and locks the slider. Locking device for bicycles. 2. The lock device section includes a coin insertion slot, a cylinder lock that can be locked by inserting a coin, and a tongue that projects by locking the cylinder lock and locks the slider. The locking device for a bicycle parking machine according to claim 1. 3. The lock device unit comprises an actuator for driving a lock plate, which is provided so as to be retractable in the forward path of the slider, in a retracting direction by a locking and unlocking signal. Bicycle parking device.