JP2016188478A - Bicycle lock - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a bicycle lock for holding a bolt at the locking position by using a mechanism interlocked with movability of the bolt, without using electric power.SOLUTION: A bicycle lock comprises: a casing having openings; a bolt movable inside the casing between the unlocking position and the locking position; an energization member for energizing the bolt to the unlocking position; a lock lever that has one end energized in the direction closer to the bolt by a first auxiliary energization member and the other end connected to a drive unit and is rotatable around a rotation shaft installed in the casing; and reception means for receiving a signal from transmission means to originate a signal for driving the drive unit to rotate the lock lever. In the locking position, the one end of the lock lever is energized to make the lock lever rotate and is engaged with a notch provided on the bolt; the drive unit is driven by the signal from the reception means to make the rock lever rotate against the one end's energization for releasing the engaged state to perform unlocking.SELECTED DRAWING: Figure 3

Description

  The present invention relates to a lock attached to a locked body such as a bicycle, and more particularly to a horseshoe-shaped bicycle lock that inserts a cannula between spokes of a wheel to make the wheel unrotatable. .

  Conventionally, various bicycle locks are known for preventing bicycle theft. For example, when rotating the cannuki from the unlocked state to the locked state, by operating the actuator or the mechanical key cylinder with the power from the power source such as a battery, the lock ratchet is engaged with the notch portion of the cannuki, A bicycle lock that holds a kanuki in a locked position is known (see Patent Document 1).

Japanese Patent No. 3380780

  However, in the structure of Patent Document 1, the mechanical key cylinder is provided for emergency when the power supply is consumed or at the time of failure, and since the actuator or the mechanical key cylinder is operated by electric power, Depending on the situation such as disconnection, it may not operate normally. Under such circumstances, there is nothing to hold the kanuki in the locked position, and there is a concern that the antitheft property of the bicycle may be lowered.

  Therefore, the present invention solves such problems, and an object of the present invention is to provide a bicycle lock that holds a kanuki in a locked position by a mechanism that interlocks with the movement of the kanuki without using electric power. .

  In order to solve the above-mentioned problem, the bicycle lock according to claim 1 of the present invention is configured such that the casing has an opening, and the casing can be moved between the unlocking position and the locking position. A cannula that can be opened and closed, a biasing member that biases the cannula to the unlocked position, and one end that is biased toward the cannula by the first auxiliary biasing member and the other end Is connected to the drive unit and is rotatable via a rotation shaft installed in the casing, and receives the signal from the transmission means to drive the drive unit and rotate the lock lever. Receiving means for transmitting a signal for the purpose, and at the locking position, one end of the lock lever is urged and the lock lever is rotated so that the one end is fitted into a notch provided in the cannula. The receiver The driving unit is driven by a signal from the means, that the locking lever is pivoted against the urging force of the one end, it is characterized in that the unlocking and releasing the fitted state.

  The bicycle lock according to claim 2 of the present invention is the bicycle lock according to claim 1, wherein one end of the bicycle lock is biased by the second auxiliary biasing member at the unlocked position. An unlocking means for detecting the unlocking detecting means; and provided on the cannula, contacting the other end of the actuating piece until reaching the locking position and pressing against the biasing direction, And a protruding portion for releasing the contact state with the detecting means.

  The bicycle lock according to claim 3 of the present invention is the bicycle lock according to claim 1 or 2, wherein the lock lever detects contact with the lock lever at the locking position. A detection means is provided.

  The bicycle lock according to claim 4 of the present invention is the bicycle lock according to any one of claims 1 to 3, wherein the casing projects toward one end of the lock lever. An emergency unlocking portion having a release piece to be installed is installed, and instead of unlocking by the driving portion, the release piece is rotated and provided at the one end by operating a key member for the emergency unlocking portion. The lock lever is rotated against the urging force of the first auxiliary urging member in contact with the protrusion, and the fitting state is released.

  The bicycle lock according to claim 5 of the present invention is the bicycle lock according to any one of claims 1 to 4, wherein the driving portion is connected to the other end of the lock lever. This is a solenoid having a movable part that can move forward and backward.

  In the bicycle lock of the present invention, the cannula can be held in the locked position by a mechanism that interlocks with the movement of the cannula without using electric power at the locked position of the cannula, thereby improving the antitheft property of the bicycle. it can.

It is a front view of the lock for bicycles in Example 1 of the present invention. It is a front view of the unlocked state which removed the cover body of the bicycle lock in Example 1 of the present invention. It is a front view of the locked state which removed the cover body of the bicycle lock in Example 1 of the present invention. It is a front view of the unlocked state which removed the cover body of the bicycle lock using the drive part of another specification in Example 1 of the present invention. It is a front view of the locked state which removed the cover body of the bicycle lock using the drive part of another specification in Example 1 of the present invention. It is a control block diagram which shows the transmission means and receiving means of the bicycle lock in Example 1 of this invention. It is a partially-omission rear view of the unlocked state which removed the cover body of the bicycle lock in Example 2 of this invention. It is a partially-omission rear view of the locked state which removed the cover body of the bicycle lock in Example 2 of this invention.

  Hereinafter, a bicycle lock according to an embodiment of the present invention will be described with reference to the drawings.

  In the bicycle lock 10 according to the first embodiment of the present invention, the one end 52 of the lock lever 50 is biased at the locking position of the cannula 30 and the one end 52 is moved to the cannula 30 by rotating the lock lever 50. The locked state of the cannula 30 can be maintained by a mechanism that is fitted to the provided notch 33 and interlocks with the movement of the cannula 30 without using electric power.

  Further, in unlocking the cannula 30, the drive unit 60 is driven via the receiving means by a signal from the transmitting means in the keyless remote controller 93 or the like, and the one end 52 of the lock lever 50 is rotated against the bias. Thus, the fitted state is released and unlocked.

  As shown in FIGS. 1 to 5, the bicycle lock 10 mainly includes a casing 20, a kanuki 30, a biasing member 40, a lock lever 50, a driving unit 60, a receiving unit, and a transmitting unit. It consists of.

  The casing 20 has an opening 21 and is formed in a horseshoe shape, and serves as a lock housing fixed to the bicycle. A substantially arc-shaped groove 22 is formed in the casing 20, and a kanuki 30 and a biasing member 40 are accommodated in the groove 22. In addition, the casing 20 is provided with a lock lever 50 that is biased in a direction in which one end 52 approaches the cannula 30, and a drive unit 60 is connected to the other end 56 of the lock lever 50.

  Further, in the vicinity of the lock lever 50, a lock detection means 70 is provided for detecting the lock state of the kanuki 30 by the movement of the lock lever 50. The locking detection means 70 is connected to a power source 92 in the case 90, and thereby electric power is supplied. Further, the casing 20 is provided with an emergency unlocking portion 80 for inserting and operating the key member 95, and a hole portion 23 for moving the operation lever 34.

  Receiving means for transmitting a signal for driving the driving unit 60 is provided in a control unit 91 provided in a separate case 90 or the like together with a power source 92 such as a battery. In the present embodiment, the receiving means is installed in the vicinity of the bicycle lock 10 via the wiring from the drive unit 60, but of course, it can be installed inside the casing 20. The casing 20 is closed by a cover body (not shown) in a state where each component is accommodated.

  The key member 95 is provided with a keyless remote controller 93 that serves as a transmission unit that transmits a signal to the reception unit in the control unit 91. The keyless remote control 93 has an unlocking operation for transmitting a signal. A button 94 is provided.

  The cannula 30 can move in the groove 22 of the casing 20 between the unlocking position and the locking position, and opens and closes the opening 21. The kanuki 30 has an inner peripheral portion 31 and an outer peripheral portion 32 so as to be accommodated in the groove 22 of the casing 20 and is formed in a substantially arc shape. For example, a round bar is bent or a plate material is pressed. Formed with.

  Further, the cannuki 30 is provided with a concave notch 33 from the outer peripheral part 32 toward the inner peripheral part 31. The notch 33 holds the cannula 30 by fitting one end 52 of the lock lever 50 at the locking position of the cannula 30. Further, the cutout portion 33 is formed by cutting out into a substantially square shape, for example, but may be formed by cutting out into a circular arc shape, and the shape thereof is not particularly limited. Further, the cannuki 30 is provided with an operation lever 34 for operating the cannuki 30 to move from the unlocked position to the locked position.

  The urging member 40 is a member that urges the cannula 30 in one direction. The biasing member 40 has one end fixed to a protrusion provided in the groove 22 of the casing 20 and the other end fixed to one end of the cannula 30 and is made of an elastic body such as a spring or rubber. Due to the urging force of the urging member 40, the cannula 30 can be moved from the locked position to the unlocked position.

  The lock lever 50 holds the cannula 30 in the locked position by fitting into the notch 33 of the cannula 30. The lock lever 50 is accommodated in the casing 20 by bending a plate material or the like at an appropriate location, and is rotatable via a rotation shaft 51 installed in the vicinity of the center. One end 52 of the lock lever 50 is configured to be urged by the first auxiliary urging member 53 in the direction approaching the cannula 30. The first auxiliary biasing member 53 is made of an elastic body such as a spring or rubber, for example.

  More specifically, one end 52 of the lock lever 50 is moved to the cannula 30 around the rotation shaft 51 by the biasing force of the first auxiliary biasing member 53 installed between the inner wall of the casing 20 and the lock lever 50. It is comprised so that it may rotate in the direction which adjoins. At this time, it is desirable that the one end 52 of the lock lever 50 is provided with a fitting piece 54 that protrudes toward the cannula 30 so that it can be fitted into the notch 33 at the locking position of the cannula 30. The fitting piece 54 is formed in a substantially triangular shape, for example, but may be a substantially square shape, a substantially arc shape, or the like, and the shape is not particularly limited. Further, it is desirable to provide the fitting piece 54 with a cover portion made of synthetic resin or the like in order to reduce sliding resistance with the cannula 30.

  Moreover, if the 1st auxiliary | assistant urging member 53 urges | biases the end 52 of the lock lever 50 to the direction which adjoins with respect to the cannula 30, the end of the 1st auxiliary | assistant urging member 53 will be on the inner wall of the casing 20. Of course, it does not have to be abutting, and it may of course be energized by abutting the one end against another member. Of course, the other end of the first auxiliary biasing member 53 may not be in contact with the lock lever 50 in the same manner. Furthermore, when the other end of the first auxiliary biasing member 53 comes into contact with the lock lever 50, it is desirable to provide a receiving portion 55 for holding the other end.

  The other end 56 of the lock lever 50 is connected to a drive unit 60, and the drive unit 60 is driven to resist the urging force of the first auxiliary urging member 53. The lock lever 50 is configured to rotate around the center.

  As shown in FIGS. 2 to 5, the drive unit 60 includes, for example, a solenoid and a motor. As shown in FIGS. 2 and 3, for example, when a pull-type solenoid is used for the drive unit 60, the solenoid movable unit 61 is disposed in the upward direction and is connected to the other end 56 of the lock lever 50. . On the other hand, in the case where a push type solenoid is used for the drive unit 60, the movable unit 61 is disposed in a downward direction and is connected to the other end 56 of the extended lock lever 50. As a result, the lock lever 50 is rotated about the rotation shaft 51 via the movable portion 61 in which the solenoid can advance and retract. In addition, it is needless to say that the lock lever 50 can be rotated by converting the linear motion of the movable portion 61 using an appropriate transmission mechanism.

  As shown in FIGS. 4 and 5, for example, when a motor is used for the drive unit 60, the first gear 63 and the second gear serving as a transmission mechanism meshed with a worm gear 62 provided on the output shaft of the motor. The rack plate 65 that meshes with the gear 64 is connected to the other end 56 of the lock lever 50. Thereby, the rotation of the output shaft of the motor is transmitted to the gear portion 66 of the rack plate 65 via the first gear 63 and the second gear 64, and the lock lever 50 is rotated about the rotation shaft 51. In addition, of course, the lock lever 50 can be rotated by converting the rotation of the motor using an appropriate transmission mechanism.

  At this time, the urging force of the first auxiliary urging member 53 is set to be greater than the resistance during rotation of each gear, and the motor serving as the drive unit 60 rotates either forwardly or reversely by electric power. It is set as follows.

  In addition, the lock detection that abuts the lock lever 50 between the rotation shaft 51 of the lock lever 50 and the other end 56 of the lock lever 50 by the rotation of the lock lever 50 by the first auxiliary biasing member 53. Means 70 are installed. The locking detection means 70 detects the locking position of the cannula 30 by coming into contact with the lock lever 50 and includes, for example, a limit switch.

  An emergency unlocking portion 80 is provided in the vicinity of one end 52 of the lock lever 50. The emergency unlocking part 80 is provided for manually releasing the fitted state of the cannula 30 and the lock lever 50 when the drive part 60 is not driven due to the exhaustion or failure of the power source 92. As shown in FIGS. 2 to 5, the emergency unlocking portion 80 is provided with a release piece 81 that rotates in conjunction with the rotation operation of the key member 95. The release piece 81 rotates and contacts the protrusion 57 provided at one end 52 of the lock lever 50, and the lock lever 50 is rotated against the urging force of the first auxiliary urging member 53, thereby being fitted. It is set as the structure which can cancel | release.

  Further, as shown in FIG. 6, a transmission control unit includes a transmission switch that is linked to the unlocking operation button 94 and a storage unit that stores an authentication value of a unique code signal inside the keyless remote controller 93 serving as a transmission unit. And a transmission unit and a power source. The control unit 91 provided in the case 90 and serving as a receiving unit includes a reception control unit including a storage unit that stores an authentication value of a unique code signal, a reception unit, and a drive unit.

  In such transmission means and reception means, when the unlocking operation button 94 of the keyless remote controller 93 is pressed and connected to the transmission switch, and the transmission signal is transmitted to the transmission control section, the transmission control section uses the storage section. A signal corresponding to the stored unique authentication value is transmitted, and is transmitted as a code signal from the transmission unit. Then, in the control unit 91, the code signal from the transmission unit is received by the reception unit, and is sent to the reception control unit as a unique authentication value.

  In the reception control unit, when the authentication value on the reception unit side stored in the storage unit matches the authentication value in the code signal from the transmission unit side, a drive signal for driving the drive unit 60 is provided. Transmitting from the drive unit, the drive unit 60 is driven.

  The bicycle lock 10 configured as described above is locked so that the cannula 30 passes between the spokes of the wheel in the bicycle in a state where the bicycle lock 10 is mounted on the bicycle. Specifically, unlocking or locking is performed as shown in FIGS.

  As shown in FIGS. 2 and 4, in the unlocked state of the bicycle lock 10, one end 52 of the lock lever 50 resists the urging force of the first auxiliary urging member 53, and the rotation shaft 51 is the center. As the lock lever 50 rotates, the fitting piece 54 at one end 52 of the lock lever 50 comes into contact with the outer peripheral portion 32 of the cannula 30. Thereby, the position of the lock lever 50 can be held in a state where the urging force of the first auxiliary urging member 53 is accumulated.

  When the cannula 30 is moved from the unlocked position to the locked position via the operation lever 34, as shown in FIGS. 3 and 5, the fitting piece 54 of the lock lever 50 and the outer peripheral part 32 of the cannula 30 Is released, and the one end 52 of the lock lever 50 rotates counterclockwise about the rotation shaft 51 by the urging force of the first auxiliary urging member 53. Thereby, the fitting piece 54 fits into the notch 33 of the kanuki 30 and the locked state of the kanuki 30 can be maintained.

  In addition, at the locking position of the cannula 30, a part of the lock lever 50 comes into contact with the locking detection unit 70, so that the case 90, the bicycle lock 10, and the like are outside based on the detection result by the locking detection unit 70. It can also be set as the structure which emits the locking information of Kanuki 30 by lighting a lamp | ramp.

  The operation from the locked state to the unlocked state is performed when the unlocking operation button 94 of the keyless remote controller 93 is pressed. As a result, a code signal corresponding to the unique authentication value is transmitted, and when the receiving means in the case 90 matches the authentication value of the code signal with the authentication value set on the receiving means side, the control unit A drive signal is transmitted from 91 to the drive unit 60.

  When the drive unit 60 is driven, the other end 56 of the lock lever 50 coupled to the drive unit 60 rotates clockwise around the rotation shaft 51 against the urging force of the first auxiliary urging member 53. Move. Thereby, when the fitting state of the fitting piece 54 of the lock lever 50 and the notch 33 of the cannula 30 is released, the cannula 30 is moved to the unlocked position by the urging force of the urging member 40. Further, by the rotation of the lock lever 50, the contact state with the locking detection means 70 is released, and the fitting piece 54 of the lock lever 50 comes into contact with the outer peripheral portion 32 of the cannula 30 again.

  As described above, according to the bicycle lock 10 according to the first embodiment of the present invention described above, the cannula 30 is held in the locked position by the mechanism that interlocks with the movement of the cannula 30 without using electric power at the locked position of the cannula 30. It is possible to improve the antitheft property of the bicycle.

  In addition, since the locking detection means 70 is indirectly operated via the lock lever 50 at the locking position of the cannula 30, it is possible to reduce the vibration during the locking of the cannula 30 and the like from being transmitted to the locking detection means 70. Failure can be prevented.

  Moreover, in the lock | rock detection means 70, when setting it as the structure which does not emit the lock | rock information of the kanuki 30 based on the detection result of the lock position of the kanuki 30, since electric power is used only when the kanuki 30 is cancelled | released, power consumption is reduced. Can be reduced.

  A bicycle lock 10 according to Embodiment 2 of the present invention will be described with reference to FIGS. The bicycle lock 10 according to the second embodiment is substantially the same as the structure according to the first embodiment, but is different in that an unlocking detection means 71 for detecting the unlocking position of the cannula 30 is provided. Details will be described below.

  The unlocking detection means 71 in the second embodiment is provided, for example, in a housing portion 72 installed inside or outside the casing 20 on the side surface side facing the side surface of the casing 20 having the operation lever 34. The unlock detection unit 71 includes, for example, a limit switch and the like, and is connected to a power source 92 in the case 90, and is supplied with electric power in the same manner as the lock detection unit 70.

  In addition, an operating piece 74 that is movable in the direction approaching the unlocking detection means 71 is provided in the accommodating portion 72 by a second auxiliary biasing member 73 made of an elastic body such as a spring or rubber. It is done. The operating piece 74 is formed in a substantially Z-shape, and the lower end of one end 75 of the operating piece 74 abuts on the second auxiliary biasing member 73 and is moved upward by the biasing by this, and above the one end 75. The end can be brought into contact with the unlocking detection means 71. Further, the other end 76 of the operating piece 74 is configured to be able to come into contact with the projecting portion 35 provided to project from the cannula 30 toward the accommodating portion 72 on a plane corresponding to the rotation trajectory of the cannula 30. The protruding portion 35 may be provided integrally with the cannula 30 or may be a separate body.

  Further, the second auxiliary biasing member 73 is similar to the first auxiliary biasing member 53 of the first embodiment, and one end 75 and the other end 76 of the second auxiliary biasing member 73 are directly accommodated in the unlocking detection means 71. Of course, it may not be in contact with the inner wall of the portion 72.

  At the unlocking position of the cannula 30, the one end 75 of the operating piece 74 is in contact with the unlocking detection means 71, so that the case 90, the bicycle lock 10, etc. The unlocking information of the cannula 30 may be emitted by turning on the lamp.

  Since the bicycle lock 10 according to the second embodiment is unlocked or locked in the same manner as the first embodiment, only the differences will be described. As shown in FIG. 7, in the unlocked state of the bicycle lock 10, the operating piece 74 is moved by the urging force of the second auxiliary urging member 73, and one end 75 of the operating piece 74 is connected to the unlocking detecting means 71. It comes into contact. Thereby, the unlocking state of the cannula 30 is detected, and the unlocking information of the cannula 30 is issued based on the detection result by the unlocking detection means 71.

  Then, when the cannula 30 is moved from the unlocked position to the locked position via the operation lever 34, the projecting portion 35 of the cannula 30 is rotated by the rotation of the cannula 30 as shown in FIG. The abutment is brought into contact with the other end 76 of the operating piece 74 on a plane corresponding to the movement locus, and the operating piece 74 is moved by pressing against the urging force of the second auxiliary urging member 73, and the one end 75 is unlocked. The contact state with the detecting means 71 is released. Then, based on the detection result by the unlocking detection means 71, the lock lever 50 is fitted to the cannula 30 in place of the unlocking information of the cannula 30, and the lock lever 50 comes into contact with the lock detection means 70, thereby locking the lock. Based on the detection result by the detection means 70, the locking information of the cannula 30 is emitted.

  The operation from the locked state to the unlocked state is the same as that in the first embodiment. Moreover, also in the effect of the bicycle lock 10 in the second embodiment, the kanuki 30 is brought into the locked position by a mechanism interlocked with the movement of the ganuki 30 without using electric power at the locking position of the kanuki 30 as in the first embodiment. It can hold | maintain and can improve the anti-theft property of a bicycle.

  Moreover, since the unlocking detection means 71 is operated indirectly via the operation piece 74 at the unlocking position of the cannuki 30, it is possible to reduce the vibration during the unlocking of the cannuki 30 and the like from being transmitted to the unlocking detection means 71. It is possible to prevent failure and the like.

  In Embodiment 1 and Embodiment 2 described above, the bicycle lock is attached to the bicycle. For example, the bicycle lock can be installed and used in a bicycle parking lot of a bicycle, etc. Not limited. In such a case, instead of the keyless remote controller 93 serving as a transmission means, for example, a bicycle rental management device installed in a bicycle parking lot, a rental fee pre-payment machine, or the like can be used.

  Further, the shape, size, material, and the like of the cutout portion 33, the projecting portion 35 lock lever 50, and the operating piece 74 of the cannuki 30 can be changed as appropriate. Of course, a part of the configuration can be omitted, and a part of the configuration can be extracted.

DESCRIPTION OF SYMBOLS 10, 11 Bicycle lock 20 Casing 21 Opening part 30 Kanuki 33 Notch part 35 Projection part 40 Energizing member 50 Locking lever 51 Rotating shaft 57 Projection part 60 Drive part 61 Movable part 70 Locking detection means 71 Unlocking detection means 74 Actuating piece 80 Emergency unlocking part 81 Release piece 95 Key member

Claims (5)

A casing having an opening;
A cannula that is movable in the casing between an unlocked position and a locked position, and that allows the opening to be opened and closed;
An urging member for urging the kanuki to the unlocked position;
One end is urged by the first auxiliary urging member in a direction approaching the kanuki, and the other end is connected to the drive unit and is rotatable via a rotation shaft installed in the casing. A lock lever;
Receiving means for receiving a signal from a transmission means, driving the drive unit, and transmitting a signal for rotating the lock lever;
At the locking position, one end of the lock lever is urged and the lock lever rotates, so that the one end is fitted into a notch provided in the cannula,
The bicycle is characterized in that the driving portion is driven by a signal from the receiving means, and the lock lever is rotated against the bias of the one end to release the fitting state and unlock the bicycle. Tablets. At the unlocking position, one end is urged by the second auxiliary urging member to contact the unlocking detection means for detecting unlocking, and an operating piece,
Protruding portion provided on the cannula, which comes into contact with the other end of the operating piece to reach the locking position and presses against the urging direction to release the contact state with the unlocking detection means. The bicycle lock according to claim 1, comprising:   The bicycle lock according to claim 1 or 2, further comprising: a lock detection unit that detects the lock when the lock lever abuts at the lock position.   The casing is provided with an emergency unlocking portion provided with a release piece protruding toward one end of the lock lever, and instead of unlocking by the drive unit, the key member for the emergency unlocking portion is operated. The release piece rotates to abut against a protrusion provided at the one end, and the lock lever is rotated against the urging force of the first auxiliary urging member to release the fitting state. The bicycle lock according to any one of claims 1 to 3. The bicycle lock according to any one of claims 1 to 4, wherein the drive unit is a solenoid having a movable unit that is connected to the other end of the lock lever and is movable back and forth.

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