JP2011214306A - Device for inhibiting exit of vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a device for inhibiting exit of a vehicle, which inhibits the exit of the parked vehicle, and which makes a simple constitution easily prevent a lock section and a driving mechanism section for the drive of the lock section from being broken due to the unauthorized exit etc.SOLUTION: This device for inhibiting the exit of the vehicle, including the driving mechanism section 12 which enables the lock section 2 to be selectively and rotatively driven to a locking position to rise and inhibit the exit of the parked vehicle and an unlocking position to be brought down and allow the exit of the parked vehicle, is provided with a coupling means 4, keeping a rotating shaft 7 of the lock section 2 and the output shaft 17 of the driving mechanism section 12 coupled together in an integrally rotatable manner so that power from the driving mechanism section 12 can be transmitted to the lock section 2. When a force exceeding a predetermined magnitude acts on the lock section 2, the coupling of the rotating shaft 7 and the output shaft 17 by the coupling means 4 is released.

Description

  The present invention relates to a vehicle exit prevention device that drives a lock portion when a vehicle enters to prevent the parked vehicle from leaving, and in particular, has a simple configuration for damage to a lock portion and a drive mechanism portion that drives the lock portion due to unauthorized exit or the like. It relates to technology that can be easily prevented.

  In recent years, in parking lots, lock sections that can be rotated to unlocked positions that can stand and stand in each of the divided parking sections and prevent the vehicle from leaving and fall down to allow the vehicle to leave. There is a vehicle withdrawal prevention device provided with a drive mechanism unit that controls driving to the unlocked position by generation of a detection signal of a vehicle detection unit and controls driving to the unlocked position by generation of a settlement end signal.

  In this type of vehicle exit prevention device, there is a user who tries to get out of the lock section without paying the parking fee, even though the lock section stands up and prevents the vehicle from leaving. Yes. In this way, if an excessive external force acts on the lock part due to unauthorized withdrawal or the like, the lock part may be deformed or the components in the drive mechanism part may be damaged. Even when this occurs, it is necessary to provide a mechanism that absorbs an excessive external force so as to suppress breakage of components in the lock part and the drive mechanism part. As a vehicle exit prevention device having such a mechanism, for example, there is one described in Patent Document 1 or the like. The vehicle withdrawal prevention device described in Patent Document 1 is provided with an excessive external force absorbing mechanism constituted by a maki spring or the like in the drive mechanism portion, so that excessive external force is absorbed and damage to parts in the lock portion and the drive mechanism portion is prevented. It is the structure which suppresses.

Japanese Patent Laid-Open No. 60-19875

  However, the conventional vehicle withdrawal prevention device described in Patent Document 1 described above has a configuration in which an excessive external force absorbing mechanism using a maki spring or the like is provided in the drive mechanism unit, and the structure of the drive mechanism unit is complicated.

  The present invention has been made paying attention to the above problems, and an object of the present invention is to provide a vehicle exit prevention device that can easily suppress damage to the lock portion and the drive mechanism portion due to unauthorized exit or the like with a simple configuration. And

  In order to achieve the above object, the vehicle withdrawal preventing device according to the present invention is provided with an unlocking position in which the lock unit is laid down and locked to prevent the parked vehicle from leaving and the parked vehicle is allowed to exit. In the vehicle withdrawal prevention device having a drive mechanism portion that can be selectively driven to rotate, the power from the drive mechanism portion locks the rotation shaft of the lock portion and the output shaft of the drive mechanism portion. And connecting means for connecting to the lock portion so as to be able to rotate integrally. When a force exceeding a predetermined magnitude is applied to the lock portion, the connecting means connects the turning shaft to the output shaft. This is characterized in that the configuration is canceled.

  With such a configuration, the connecting shaft connects the rotating shaft and the output shaft so that the power from the drive mechanism portion can be transmitted to the lock portion and can be rotated integrally, and the lock portion has a predetermined size. When a force exceeding the above force is applied, the connection between the rotating shaft and the output shaft by the connecting means is released so that an excessive force is not transmitted to the drive mechanism.

  According to the vehicle withdrawal prevention device of the present invention, when a force exceeding a predetermined magnitude is applied to the lock portion, the connection between the rotating shaft and the output shaft by the connecting means is released, and an excessive force is applied to the drive mechanism portion. Can be prevented from being transmitted, so that damage to the lock portion and the drive mechanism portion can be suppressed. Thus, it is possible to provide a vehicle withdrawal prevention device that can easily prevent damage to the lock portion and the drive mechanism portion due to unauthorized withdrawal without providing a complicated mechanism in the drive mechanism portion with a simple configuration. Can do.

1 is a perspective view showing an embodiment of a vehicle withdrawal prevention device according to the present invention. It is a perspective view of the drive part of the said vehicle withdrawal prevention apparatus, and its periphery. It is a perspective view of the drive part of the state where the cover of the above-mentioned vehicle retraction prevention device was removed, and its circumference. It is a figure which shows the edge part of the rotating shaft of the state which pulled out the engagement member and output shaft of the said vehicle withdrawal prevention apparatus, (A) is a top view, (B) is the side view seen from the arrow C direction. is there. It is a figure which shows the engaging member of the said vehicle withdrawal prevention apparatus, and the edge part of the output shaft of the state which extracted the rotating shaft, (A) is a top view, (B) is the side view seen from the arrow D direction. is there. It is sectional drawing of the connection part of a rotating shaft and an output shaft. It is AA arrow sectional drawing of the said FIG. It is sectional drawing which shows the state which the lock | rock part of the said vehicle withdrawal prevention apparatus laid down in the same cross section as FIG. It is a figure which shows the modification of the retaining member of the said vehicle withdrawal prevention apparatus.

Embodiments of a vehicle exit prevention device according to the present invention will be described below with reference to the drawings.
FIG. 1 is an overall perspective view of an embodiment of the vehicle exit prevention device, and FIG. 2 is a partially enlarged view of the vehicle exit prevention device.
1 and 2, the vehicle withdrawal prevention device of the present embodiment prevents unauthorized exit of a parked vehicle that has entered from the direction indicated by the arrow in FIG. 1, and includes a vehicle detection unit 1 incorporating a vehicle detection sensor, A lock unit 2 that prevents the parked vehicle from leaving, a drive unit 3 that drives the lock unit 2, a connecting unit 4 (see FIG. 3) that connects a rotation shaft 7 and an output shaft 17, which will be described later, and a base 5 The drive unit 3 is installed at a substantially central portion at the side end of each parking section, and the lock unit 2 is arranged so as to extend from the drive unit 3 side toward the central portion of the parking section. 1 and 2 show a state in which the lock portion 2 is erected and rotated to a lock position that prevents the parked vehicle from leaving.

  The vehicle detection unit 1 is the same as the conventional one that detects a parked vehicle that enters, and is arranged at the end of the base 5 described later. A vehicle detection sensor that detects the presence or absence of a vehicle is fixed on the base 5 and covered with, for example, a resin cover. And if the vehicle detection part 1 detects a vehicle, it will output a detection signal to the drive mechanism part 12 mentioned later.

  The lock portion 2 stands between the front and rear tires of the parked vehicle to prevent the parked vehicle from leaving, and the lock portion 2 is attached to the base 5 as shown in FIG. A rotary shaft 7 pivotally supported on a fixed support plate 6 and a lock that is provided integrally with the rotary shaft 7 and stands up in the direction indicated by the arrow a in FIG. 1 to prevent the parked vehicle from leaving. A lock plate that is rotated integrally with the rotary shaft 7 to a position (the state shown in FIG. 1) and an unlocked position that allows the parked vehicle to exit from the state shown in FIG. 8 and a plate member 9 made of metal, for example, which is fixed to the base 5 so as to be inclined downward in the direction opposite to the rotation shaft 7 so that the vehicle can easily pass at a position corresponding to the lock plate 8. The lock plate 8 is formed by welding a metal pipe 8a to the rotation shaft 7 in a frame shape, and a metal plate member 8b so as to fill a space formed in the frame formed by the rotation shaft 7 and the metal pipe portion 8a. It is formed by welding.

  As shown in FIG. 3, one end of the rotating shaft 7 is connected to the output shaft 17 of the drive unit 3. As shown in FIGS. 4 (A) and 4 (B), the rotation shaft 7 has a fitting hole portion into which one end portion of the output shaft 17 can be fitted from the axial direction of the rotation shaft 7. 10 and a first engagement hole portion 11 in a direction substantially perpendicular to the axis of the rotation shaft 7 is provided. The fitting hole 10 is formed in a shape that can be relatively rotated in a state of being fitted to one end of the output shaft 17, for example, a circular shape in cross section. The first engagement hole portion 11 is formed so as to be able to communicate with a second engagement hole portion 18 to be described later in a state where one end of the output shaft 17 is fitted in the fitting hole portion 10. The rotation shaft 7 and the output shaft 17 are connected by inserting an engagement member 23 described later into the first and second engagement holes 11 and 18. In the present embodiment, as shown in FIG. 4B, the first engagement hole portion 11 is formed so as to open at portions of the peripheral wall of the fitting hole portion 10 that face each other.

  In the present embodiment, the first engagement hole portion 11 is formed as a long hole that is long in the circumferential direction of the rotating shaft 7 as shown in FIG. By forming the first engagement hole portion 11 in this manner, for example, when the lock portion 2 is positioned at the lock position, the vehicle tire contacts the lock plate 8 from the direction opposite to the vehicle entry direction. Since there is a gap in the rotation direction between the first engagement hole portion 11 and the engagement member 23, the lock plate 8 can be freely rotated until this gap allows.

  The drive unit 3 drives the lock unit 2 to the locked and unlocked position, and is fixed to the end of the base 5 opposite to the vehicle detection unit 1 with the lock unit 2 interposed therebetween as shown in FIG. Has been. The drive unit 3 includes a drive mechanism unit 12 (see FIG. 3 for details) that can selectively drive the lock unit 2 to a locked position and an unlocked position, and a storage box 13 that stores the drive mechanism unit 12. It is configured with.

  As shown in FIG. 3, the drive mechanism unit 12 includes a power source 14 such as a motor, a power transmission mechanism 15 that transmits power from the power source 14 to the lock unit 2, and vehicle detection from the vehicle detection unit 1. And a control unit 16 for controlling the rotation of the lock unit 2 by controlling a motor or the like by a signal or the like. The power transmission mechanism 15 includes an output shaft 17 that is connected to the rotating shaft 7 of the lock portion 2 by connecting means 4 described later.

  The output shaft 17 is a shaft that outputs power from the power source 14, and as shown in FIG. 3, is pivotally supported by bearings 21 provided on both side surfaces of a case 19 described later. One end of the output shaft 17 is formed in a relatively rotatable shape, for example, a cross-sectional columnar shape, in a state of being fitted in the fitting hole 10. Further, as shown in FIGS. 5 and 6, the second engagement hole portion that can communicate with the first engagement hole portion 11 is fitted to the one end portion of the output shaft 17 as shown in FIGS. 18 is provided. In the present embodiment, the second engagement hole 18 is formed through the output shaft 17 as shown in FIG.

  As described above, the second engagement hole 18 is provided, for example, in a circular cross section so as to be able to communicate with the first engagement hole 11 provided in a direction substantially perpendicular to the axis of the rotation shaft 7. Specifically, in a state where the lock portion 2 stands and is positioned at the locked position, an angle at which the engagement member 23 can be easily pulled out (for example, obliquely toward the vehicle entry side as shown in FIG. 7). 1st and 2nd engagement hole parts 11 and 18 are provided so that it may communicate in an upper direction. By providing the first and second engagement holes 11 and 18 at such an angle, for example, there is a parked vehicle in a parking section adjacent to the drive unit 3 side, and the rotating shaft 7 and the output shaft Even in the case where the connecting portion with the parking vehicle 17 is located in a narrow area between the adjacent parked vehicles, it is possible to easily perform the extraction work of the engaging member 23 in response to an emergency leaving, which will be described later.

  The storage box 13 includes a case 19 that stores the drive mechanism 12 and a cover 20 that covers the case 19.

  As shown in FIG. 3, the case 19 is placed and fixed on the base 5, and is formed into a shape having an open upper surface by welding or pressing using a metal plate, for example. As shown in FIG. 3, bearings 21 and 21 (in FIG. 3, the bearing part 21 on the left side in the drawing is hidden by the case side wall) that rotatably supports the output shaft 17 are welded to both side surfaces thereof, for example, It is fixed so that water does not enter from the side. The bearing portion 21 and the output shaft 17 are sealed with, for example, a sealing means (not shown) such as an O-ring to prevent water from entering from a surface other than the upper surface. .

  The cover 20 is formed in a shape capable of covering the case 19, and is integrally formed by, for example, casting. Further, the cover 20 is provided with a through hole 22 (see FIG. 2) at a position corresponding to a tap hole 27 described later formed on the base 5. The cover 20 is placed and fixed on the base 5 by inserting and tightening screws (not shown) into the through holes 22.

  As shown in FIG. 3 and the like, the connecting means 4 transmits the rotation shaft 7 of the lock unit 2 and the output shaft 17 of the drive mechanism unit 12 so that power from the drive mechanism unit 12 can be transmitted to the lock unit 2. And it connects so that rotation is possible integrally. Via this connecting means 4, the drive mechanism section 12 can stand and fall the lock section 2 as shown in FIGS. The connecting portion between the rotating shaft 7 and the output shaft 17 is covered with a cover 20 and hidden in the storage box 13 as shown in FIGS.

  Here, when a force exceeding a predetermined magnitude is applied to the lock portion 2, the connecting means 4 is broken and the connection between the rotating shaft 7 and the output shaft 17 is released, whereby the lock portion 2 and the drive mechanism portion. A configuration that makes it possible to suppress the breakage of 12 will be described below.

  In the present embodiment, the connecting means 4 includes an engaging member 23 that can be inserted into the first engaging hole portion 11 and the second engaging hole portion 18 communicated with each other. The engaging member 23 is formed in a pin shape having, for example, a cylindrical cross section, and can lock the lock plate 7 up and down during normal use in which excessive external force does not act on the lock plate 8 due to unauthorized withdrawal or the like. It has strength higher than strength. Then, assuming that the magnitude of the external force acting on the lock plate 8 from the tire at the time of illegal exit is preliminarily applied, if a force exceeding the external force is applied, the lock part 2 and the drive mechanism part 12 are engaged before being damaged. The strength of the engaging member 23 is set in advance so that the member 23 is damaged. The engaging member 23 is manufactured using, for example, high carbon steel or stainless steel.

  In the present embodiment, as shown in FIG. 6, the engagement member 23 is specifically formed with a flange 24 larger than the first engagement hole 11 at one end thereof and communicated with the first engagement. In the state inserted in the joint hole part 11 and the second engagement hole part 18, the other end part opposite to the flange part 24 is at least the second engagement hole part 18 (in this embodiment, the first engagement hole part). 11) is formed so as to penetrate through. By forming the engaging member 23 in this way, the connection between the rotating shaft 7 and the output shaft 17 during normal use can be stabilized.

  In the present embodiment, as shown in FIG. 6, the engagement member 23 is inserted into the first engagement hole portion 11 and the second engagement hole portion 18 that are in communication with each other, and the output shaft 17 and the rotation shaft 7. Neck portions 25 are formed at two positions straddling the boundary between the two. By forming the engaging member 23 in this manner, when an excessive external force due to unauthorized withdrawal or the like acts on the engaging member 23 via the rotating shaft 7, the engaging member 23 is broken at the position of the neck portion 25. Thus, the fractured engagement member 23 can be easily removed. Therefore, it is possible to suppress a situation in which the engagement member 23 becomes difficult to be removed due to, for example, bending deformation in the first and second engagement hole portions 11 and 18 due to an excessive external force. Replacement work becomes easy.

  In the present embodiment, the connecting means 4 includes a retaining member 26 that prevents the engaging member 23 from coming out of the first engaging hole portion 11 and the second engaging hole portion 18. The retaining member 26 is, for example, a metal plate formed in a substantially Z shape. One end of the Z-shaped metal plate is disposed above the flange 24 side, and the other end of the substantially Z-shaped metal plate. Are fixed to the outer periphery of the output shaft 17 by screws in the same direction as the first and second engagement holes 11 and 18 formed substantially perpendicular to the axis of the output shaft 17. In this way, by configuring the retaining member 26, the retaining member 26 can be attached and detached from the same direction as the engaging member 23.

  As shown in FIGS. 1 to 3 and the like, the base 5 is for mounting and fixing the vehicle detection unit 1 and the drive unit 3 and is formed in a plate shape and fixed to the ground. The base 5 is provided with a tap hole 27 for mounting and fixing the cover 20.

  Next, the operation of the vehicle exit prevention device according to the present embodiment will be described based on FIG. 7 and FIG.

  First, as shown in FIG. 8, when the parked vehicle gets over the metal plate member 9 and the lock unit 2 and enters the parking section in a state where the lock plate 8 is in the fallen state, the vehicle detection unit 1 generates a detection signal. By this detection signal, the power source 14 is driven, the output shaft 17 starts to rotate in the standing direction, and both end portions of the engaging member 23 protruding from the output shaft 17 are located on the hole side surface of the first engaging hole portion 11. The lock plate 8 is abutted and rotated in a direction to erect. Then, the output shaft 17 stops rotating at the locked position and keeps the lock plate 8 upright as shown in FIG. 7 to prevent the parked vehicle from leaving. Next, when the user returns and the parking fee is settled in the fee settlement machine (not shown), the fee settlement machine generates a settlement end signal. When the settlement end signal is generated, the output shaft 17 starts to rotate in the lying down direction, and at the same time, the lock plate 8 rotates in the lying down direction. The output shaft 17 stops rotating at the unlocked position. In the state where the lock plate 8 stands and is positioned at the locked position, for example, the user slightly moves the vehicle in order to finely adjust the parking position, and the vehicle tires from the direction opposite to the vehicle entry direction. However, in the present embodiment, the first engagement hole portion 11 is formed as a long elongated hole in the circumferential direction of the rotation shaft 7. The lock plate 8 is allowed to freely rotate up to the point where the clearance between the first engagement hole portion 11 and the engagement member 23 is allowed, and the components in the drive mechanism portion 12 and the lock portion 2 are prevented from being damaged.

  Next, an operation when an excessive external force is applied to the lock portion 2 due to an unauthorized exit or the like of the vehicle exit prevention device according to the present embodiment will be described based on FIGS.

  First, when the vehicle enters the parking section, the lock plate 8 stands up as shown in FIG. 7 to prevent the vehicle from exiting, as described above. Here, when the user tries to get over the lock plate 8 without paying the parking fee despite the state where the lock plate 8 stands and prevents the vehicle from leaving, for example, The tire begins to press the lock plate 8 in the direction opposite to the vehicle entry direction, and the hole side surfaces of the first engagement hole portion 11 provided in the rotation shaft 7 are both end portions of the engagement member 23 protruding from the output shaft 17. , And the pressing force gradually increases and exceeds a presumed pressing force (for example, a peak pressing force acting when a heavy vehicle such as a truck tries to leave illegally). It breaks at the position of the neck 25. When the engaging member 23 is broken, the connection between the rotating shaft 7 and the output shaft 17 is released, and an excessive external force is not transmitted to the components in the drive mechanism unit 12, and the lock plate 8 is It will not fall down due to its own weight and be damaged by tires.

  With such a configuration, the vehicle withdrawal prevention device according to the present embodiment is configured so that the power from the drive mechanism unit 12 can be transmitted to the lock unit 2 by the connecting unit 4 and can be rotated integrally. 7 and the output shaft 17 are connected, and when a force exceeding a predetermined magnitude is applied to the lock portion 2, the connection between the rotating shaft 7 and the output shaft 17 by the connecting means 4 is released, and the drive mechanism portion is brought into the drive mechanism portion. Since excessive force can be prevented from being transmitted, damage to the lock portion 2 and the drive mechanism portion 12 can be suppressed. In this way, the vehicle exit prevention device that can easily prevent the lock unit 2 and the drive mechanism unit 12 from being damaged due to unauthorized exit without a complicated mechanism in the drive mechanism unit 12 with a simple configuration. Can be provided.

  In addition, for example, when the user cannot settle the parking fee due to a power failure or the like, the user calls a maintenance staff, and the maintenance board manually falls down to lock the lock plate 8 and unloads the vehicle. It is necessary to let In the present embodiment, as described above, the first and second engagement holes 11 and 18 have an angle at which the engagement member 23 can be easily pulled out (for example, as shown in FIG. And the retaining member 26 is screwed and fixed to the outer periphery of the output shaft 17 from the same direction as the first and second engaging hole portions 11 and 18. Therefore, the maintenance staff can easily remove and remove the retaining member 26 and the engaging member 23 from substantially the same direction and rotate the lock plate 8 to the unlocked position by its own weight. In this way, for example, even in a state where the vehicle is stopped in the adjacent parking section and the connecting portion of the rotating shaft 7 and the output shaft 17 is located in a narrow area between the adjacent parked vehicles. The maintenance staff can promptly respond to emergency delivery at the time of power failure.

  In the present embodiment, the case where the engaging member 23 is formed in a pin shape has been described, but a bolt or a wire may be used as the engaging member 23. Moreover, although the engaging member 23 was described as being formed in a cross-sectional cylinder, the present invention is not limited thereto, and the cross-section may be formed in a square or the like. In this case, the first and second engaging hole portions 11 and 18 are formed. Is formed in a shape corresponding to the engaging member 23 so that the engaging member does not rotate freely.

  In the present embodiment, the engagement member 23 is inserted into the first engagement hole portion 11 and the second engagement hole portion 18 communicated with each other, and the other end portion on the opposite side to the flange portion 24 is Although the case where it is formed so as to penetrate through the first engagement hole portion 11 has been described, the present invention is not limited to this, and the other end portion opposite to the flange portion 24 reaches at least the second engagement hole portion 18. That is, if it is formed so as to be located in the second engagement hole 18, the rotation shaft 7 and the output shaft 17 can be connected. In this case, the first engagement hole 11 corresponding to the other end on the side opposite to the flange 24 may be omitted, and the second engagement hole 18 is a stop corresponding to the length of the engagement member 23. It may be a hole. In addition, in order to stabilize the connection, it is preferable that the second engagement hole 18 is formed so as to reach the opening of the first engagement hole 11.

  Further, in the present embodiment, as shown in FIG. 6, the neck portion 25 has been described in the case where it is provided at two locations on the side of the buttocks 24 and the side opposite to the buttocks 24. It may be a case where it is provided on either the side or the opposite side. Further, the engagement member 23 may be configured so as not to have the neck portion 25. Even in this case, when the excessive force is applied to the lock portion 2, the lock member 2 and the drive mechanism portion 12 are not provided. By adjusting the strength of the engagement member 23 so that the engagement member 23 is broken before the component is broken, breakage of the components in the lock portion 2 and the drive mechanism portion 12 can be suppressed.

  Further, in the present embodiment, the retaining member 26 is described as being formed in a substantially Z shape with a metal plate, but may be a rod-shaped member such as a split pin as shown in FIG. In this case, as shown in FIG. 9, a through hole 28 is provided at a position protruding from the outer periphery of the rotating shaft 7 of the engaging member 23 in a direction substantially perpendicular to the axis of the engaging member 23, A rod-like retaining member 26 such as a split pin is inserted into the hole 28 to prevent the engaging member 23 from coming off. In the configuration in which the retaining member 26 is inserted into the through hole 28 as described above to prevent the engaging member 23 from coming off, the section of the engaging member 23 is not a cylinder but is formed in a non-rotating shape such as a quadrangle, for example. Good. As a result, the retaining member 26 does not rotate together with the engaging member 23 in the direction indicated by the arrow in FIG. 9 due to vibrations caused by entering and leaving the vehicle during operation. Therefore, if the through hole 28 is provided and assembled in such a direction that the retaining member 26 inserted into the through hole 28 can be easily removed even when the side wall of the case 19 and the support plate 6 are present, However, since the assembled state can be maintained, the retaining member 26 can be easily pulled out.

  Further, in the present embodiment, the first engagement hole portion 11 is described as being formed in a long elongated hole in the circumferential direction of the rotating shaft 7, but the present invention is not limited thereto, and the engagement member 23 is fitted. As such, it may be formed in a shape corresponding to the engagement member 23.

  Further, in the present embodiment, the lock unit 2 has been described as standing between the front and rear tires of the parked vehicle that has entered to prevent unauthorized parking of the parked vehicle. You may stand up and prevent illegal leaving of a parked vehicle.

2 Locking part 4 Connecting means 7 Rotating shaft 10 Fitting hole part 11 First engaging hole part 12 Drive mechanism part 17 Output shaft 18 Second engaging hole part 23 Engaging member 24 Gutter part 25 Neck part 26 Retaining member

Claims (6)

A vehicle having a drive mechanism that can be selectively driven to rotate between a locked position where the lock unit stands to prevent the parked vehicle from leaving and an unlocked position where the parked vehicle can exit. In the exit prevention device,
A connecting means for connecting the rotation shaft of the lock portion and the output shaft of the drive mechanism portion so that the power from the drive mechanism portion can be transmitted integrally to the lock portion;
The vehicle exit prevention device, wherein when the force exceeding a predetermined magnitude is applied to the lock portion, the connection between the rotating shaft and the output shaft by the connecting means is released. A fitting hole part into which one end part of the output shaft can be fitted from one axial part of the rotary shaft, and a first part in a direction substantially perpendicular to the central axis of the rotary shaft. 1 engagement hole,
A second engagement hole portion that can communicate with the first engagement hole portion is provided at one end portion of the output shaft in a state of being fitted to the fitting hole portion,
The fitting hole and one end of the output shaft are in a mutually rotatable shape in a state of being fitted to each other,
2. The vehicle withdrawal prevention apparatus according to claim 1, wherein the coupling unit includes an engagement member that can be inserted into the communicated first and second engagement holes.   The vehicle exit prevention device according to claim 2, wherein the first engagement hole portion is formed as a long hole that is long in a circumferential direction of the rotation shaft. The first engagement hole portion is formed by opening at a portion of the peripheral wall of the fitting hole portion facing each other,
The second engagement hole is formed through the output shaft,
The engaging member has a flange larger than the first engaging hole at one end thereof, and the other end is inserted into the communicated first and second engaging holes. The vehicle withdrawal prevention device according to claim 2 or 3, wherein the vehicle withdrawal prevention device is formed so as to penetrate at least the second engagement hole.   The engaging member forms a neck portion at a position across a boundary portion between the output shaft and the rotating shaft in a state where the engaging member is inserted into the communicated first and second engaging hole portions. The vehicle exit prevention device according to any one of claims 2 to 4.   The vehicle according to any one of claims 2 to 5, wherein the connecting means includes a retaining member that prevents the engaging member from being detached from the first and second engaging holes. Exit prevention device.

Images