JP2011001807A - Vehicle stop device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a vehicle stop device which can prevent vehicle theft, unauthorized parking, unauthorized exit and the like in a simple structure, is excellent in durability, and can cope with any combinations of an FF vehicle, an FR vehicle, a four-wheel drive vehicle, advance parking, and back parking.SOLUTION: The vehicle stop device includes a vehicle stop body 1 having guide slopes 2 for a drive wheel on both sides thereof, two lockable rollers 3 disposed parallel to the vehicle lock body 1 between the guide slopes 2, and a lock means 4 for performing the locking and unlocking of the two rollers 3 at the same time. The drive wheel rides on between the two rollers 3. The lock means 4 comprises a pair of racks 5 respectively fixed to rotary shafts of the two rollers 3, a pair of pawls 6 respectively biting into the pair of racks 5, and a pawl protrusion/retraction mechanism 7 for protruding and retracting the pair of pawls 6 to and from the teeth of the pair of racks 5 at the same time. The teeth of the pair of racks 5 are formed in the opposite direction to each other so that the pawls 6 bite into the teeth when the racks 5 rotate inside.

Description

  The present invention can prevent a car from being stolen, parked without permission, without permission, etc. with a simple structure, as well as a front wheel drive vehicle (FF vehicle) and a rear wheel drive vehicle (FR vehicle). Further, the present invention relates to a mechanical car stopper that can cope with all combinations of four-wheel drive vehicles, forward parking, and back parking.

  For example, Patent Document 1 (Japanese Patent Application Laid-Open No. 2007-46427) discloses the following as a car stop device proposed for the purpose of preventing car theft, unauthorized parking or unauthorized departure in an unmanned paid parking lot. Are disclosed. Hereinafter, this vehicle stop device is referred to as a conventional vehicle stop device and will be described with reference to the drawings.

  FIG. 6 is a cross-sectional view showing a conventional car stopper, and FIG. 7 is a perspective view showing a usage state of the conventional car stopper.

  As shown in FIGS. 6 and 7, the conventional car stop device includes a car stop main body 21, a lockable roller 22 and a free rotating roller 23 arranged in parallel on the car stop main body 21, and a lock means 24. The drive wheel (W) rides between the lockable roller 22 and the free rotating roller 23.

  The car stopper main body 21 includes a guide inclined portion 21A, a boarding prevention step portion 21B, and a horizontal portion 21C formed between the guide inclination portion 21A and the boarding prevention step portion 21B. The lockable roller 22 is attached to a horizontal portion 21C in the vicinity of the guiding inclined portion 21A via a bearing 25. The free rotation roller 23 is attached to a horizontal portion 21C in the vicinity of the overpass prevention step portion 21B via a bearing 26. The lockable roller 22 is locked and unlocked by the lock means 24. The free rotating roller 23 can always rotate freely.

  The lock unit 24 includes a rack 27 fixed to the rotation shaft at one end of the lockable roller 22, a claw 28 that bites into the rack 27, and a claw insertion / removal unit 29 that takes the claw 28 into and out of the rack 27. The nail taking-in / out means 29 can be operated by a key 30. That is, when the key 30 is inserted into the key hole 29A of the nail insertion / removal means 29 and the key 30 is rotated clockwise, the claw 28 engaged with the rack 27 is detached from the rack 27, and the lockable roller 22 rotates freely. To do. The key 30 can be pulled out in this state. Note that both ends of the rollers 22 and 23 are covered with a cover 31 so that sand, rainwater and the like do not enter the bearings 25 and 26 and the claw taking-in / out means 29. When the key 30 is inserted and rotated counterclockwise with the claw 28 detached from the rack 27, the claw 28 is engaged with the rack 27 and the lockable roller 22 is locked.

  According to this conventional vehicle stopping device configured as described above, parking and departure are performed as follows.

  First, when parking, the key 30 is inserted into the key hole 29A of the claw taking-in / out means 29 and rotated counterclockwise. As a result, the pawl 28 engages with the rack 27 and the lockable roller 22 is locked, so that the driving wheel (W) of the car can run up between the lockable roller 22 and the free rotation roller 23, Parking is complete.

  In this case, since the driving wheel (W) is guided by the guide inclined portion 21A, it smoothly rides between the rollers 22 and 23.

  After parking is completed, the key 30 is rotated clockwise. As a result, the claw 28 of the claw taking-in / out means 29 is detached from the rack 27 of the lockable roller 22, so that the lockable roller 22 rotates freely. Thereafter, the key 30 is removed from the key hole 29A. Even if the driving wheel (W) is rotated in this state, the driving wheel (W) is idled between the rollers 22 and 23, so that the vehicle cannot be started. Therefore, it is possible to prevent theft of the car.

  JP 2007-46427 A

  According to the conventional vehicle stopping device described above, it is possible to prevent car theft, unauthorized parking or unauthorized departure, and since it is mechanical rather than electric, there are advantages such as problems caused by a power failure and failure. Brought about.

However, the conventional car stop device has the following problems.
As shown in FIG. 8 (A), if one conventional car stop device is installed in the back of the parking space (S), it will drive in either case of forward parking for FF vehicles and back parking for FR vehicles. Since the wheel (W) rides on the conventional car stop device, the car stop function is exhibited. However, in the case of back parking in the FF vehicle and forward parking in the FR vehicle, the drive wheel does not get on the conventional car stop device, so The function is not demonstrated.

  As shown in FIG. 8B, if one conventional car stop device is installed at the front part of the parking space (S), the car stop function is exhibited even in the case of back parking with FF vehicles and forward parking with FR vehicles. However, since the conventional vehicle stopping device is formed with the step 21B for preventing overriding, the vehicle cannot get over the conventional vehicle stopping device. As a result, the conventional car stopper cannot be installed at the position shown in FIG.

  Therefore, the object of the present invention is to prevent car theft, unauthorized parking or unauthorized withdrawal with a simple structure, as well as FF vehicles, FR vehicles, four-wheel drive vehicles, forward parking, and back parking. It is an object of the present invention to provide a car stop device that can cope with all combinations.

  The present invention has been made to achieve the above object, and is characterized by the following.

  The invention according to claim 1 is a vehicle stopper body having guide wheel inclined portions on both sides, two lockable rollers disposed in parallel to the vehicle stopper body between the guide inclined portions, It comprises locking means for simultaneously locking and unlocking the two rollers, and is characterized in that a driving wheel of a vehicle rides between the two rollers.

  The invention according to claim 2 is the invention according to claim 1, wherein the lock means includes a pair of racks fixed to the rotation shafts of the two rollers, and a pair of claws engaged with the pair of racks. And a pair of claw-in / out mechanisms that simultaneously insert / extract the pair of claws with respect to the teeth of the pair of racks. The teeth of the pair of racks are opposite to each other so that the claws bite in when the rack rotates inward. It is characterized by being formed.

  According to the present invention, it is possible to prevent car theft, unauthorized parking or unauthorized withdrawal with a simple structure, and of course, it is excellent in durability, as well as FF vehicles, FR vehicles, four-wheel drive. Any combination of car, forward parking and back parking can be accommodated.

  It is a perspective view which shows the vehicle stopper of this invention.   It is the sectional view on the AA line of FIG.   It is the BB sectional view taken on the line of FIG.   It is a perspective view which shows the locking means of the vehicle stop apparatus of this invention.   It is a perspective view which shows a part of lever pushing-down means of a lock means.   It is sectional drawing which shows the conventional vehicle stopper.   It is a perspective view which shows the use condition of the conventional vehicle stopper.   It is a top view which shows the installation position of the car stop apparatus to a parking space, (A) is the figure which installed the car stop apparatus in the back part of a parking space (S), (B) is the front part of a parking space (S). The figure which installed the car stop apparatus and (C) are the figures which installed the car stop apparatus on the diagonal in parking space (S).

Next, an embodiment of the car stopper according to the present invention will be described with reference to the drawings.
FIG. 1 is a perspective view showing a vehicle stop device of the present invention, FIG. 2 is a cross-sectional view taken along line AA of FIG. 1, FIG. 3 is a cross-sectional view taken along line BB of FIG. FIG. 5 is a perspective view showing a part of the lever pressing means of the locking means.

  In FIG. 1 to FIG. 5, reference numeral 1 denotes a car stopper main body, and on both sides thereof, there are provided guide inclined portions 2 for driving wheels (W) of the car. The guide inclined portion 2 is composed of a large number of round bars arranged in parallel at intervals so that the drive wheels (W) ride on the rollers described later without slipping. Reference numeral 3 denotes two lockable rollers arranged in parallel on the car stopper main body 1 between the guide inclined portions 2 via a bearing 3 </ b> A, and a driving wheel (W) is placed between the two rollers 3.

  Reference numeral 4 denotes locking means for locking and unlocking the two rollers 3. The locking means 4 includes a pair of racks 5 fixed to the rotation shafts of the two rollers 3, a pair of claws 6 that engage with the pair of racks 5, and the pair of claws 6 with respect to the teeth of the pair of racks 5. It consists of a nail loading / unloading mechanism 7 for loading / unloading at the same time. The teeth of the pair of racks 5 are formed in opposite directions so that the claws 6 bite in when the rack 5 rotates inward with the roller 3. The pair of claws 6 are provided between the pair of racks 5, and are pivotally supported on the car stopper main body 1 with the rear end portion as a fulcrum (O).

  As shown in FIG. 4, the claw taking-in / out mechanism 7 includes levers 8A and 8B that rotate the claw 6 around its fulcrum (O), and lever-pressing means 9 that pushes down the inner ends of the levers 8A and 8B simultaneously. It is composed of A push-up spring 10 is attached to the center part of the levers 8A and 8B, and the claw 6 is always given a force to bite into the teeth of the rack 5 through the levers 8A and 8B by the push-up spring 10. Yes. The inner end portions of the levers 8A and 8B are bent downwardly, and the inner end portion of one lever 8A is in contact with the upper surface of the inner end portion of the other lever 8B. As a result, when the inner end of one lever 8A is lowered, the inner end of the other lever 8B is also lowered.

  As shown in FIG. 5, the lever pressing means 9 includes a horizontal movable plate 12 to which a tension spring 11 is attached, a projecting piece 13 fixed vertically to the lower surface of the movable plate 12, and an inner surface of the projecting piece 13. The movable shaft 14 and the cam 15 are in contact with each other. The movable shaft 14 is attached to one end of the cam 15. The movable plate 12 is given a tensile force by which the protruding piece 13 is always moved to the other lever 8B side by the tension spring 11.

  The cam 15 rotates around the other end of the cam 15 by turning a key 17 inserted into a key hole 16 formed in the car stopper body 1. The rotation of the cam 15 rotates the movable shaft 14, and the rotation of the movable shaft 14 moves the protruding piece 13 in contact with the movable shaft 14 in the horizontal direction. The movement of the protruding piece 13 causes the protruding piece 13 to move. The inner end of one lever 8A in contact with the lever 8 moves up and down, and at the same time, the inner end of the other lever 8B in contact with the inner end of one lever 8A moves up and down, and the levers 8A and 8B The two rollers 3 are locked and unlocked with the up and down movement.

  According to the vehicle stopping device of the present invention configured as described above, parking and departure are performed as follows.

  First, when parking, the vehicle is moved so that the driving wheel (W) rides between the pair of rollers 2. At this time, the pair of claws 6 bite into the teeth of the pair of racks 5 by the elastic force of the push-up spring 10 via the levers 8A and 8B. As a result, even if the vehicle enters from any side of the guiding inclined portion 2, any of the rollers 2 is locked. As a result, the drive wheel (W) rides between the pair of rollers 2 without slipping.

  With the drive wheel (w) riding on between the pair of rollers 2, the key 17 is inserted into the key hole 16 of the car stopper body 1 and rotated clockwise as shown in FIG. As a result, the movable shaft 14 is rotated via the cam 15, the projecting piece 13 is pushed in the direction of the solid arrow in FIG. 5, and the inner end of one lever 8 </ b> A in contact with the projecting piece 13 is pushed. It is pushed down against the elastic force of the raising spring 10. At the same time as the inner end of one lever 8A is pushed down, the inner end of the other lever 8B with which the inner end of one lever 8A abuts is pushed down against the elastic force of the push-up spring 10. As a result, the pair of claws 6 rotate about the fulcrum (O) and come out of the teeth of the rack 5. As a result, the pair of rollers 2 is unlocked. Even if the vehicle is to be started in this state, the drive wheel (W) is idled between the pair of rollers 2 and cannot be started. As a result, theft and the like can be prevented beforehand.

  On the other hand, when starting the car, the key 17 is inserted into the key hole 16 and rotated counterclockwise. Thereby, the protrusion 13 moves in the direction of the broken line arrow in FIG. 5 through the movable plate 12 by the elastic force of the tension spring 11. As a result, the pair of claws 6 bite into the teeth of the rack 5 by the elastic force of the push-up spring 10 through the pair of levers 8A and 8B. As a result, any roller 3 is locked even if the vehicle moves from the guide inclined portion 2 on either side. As a result, the drive wheel (W) does not run idle, so the vehicle can be started.

The installation aspect to the parking space (P) of the vehicle stop apparatus of this invention is demonstrated.
As shown in FIG. 8A, if one car stop device (M) according to the present invention is installed in the back of the parking space (P), it can cope with forward parking of FF vehicles and back parking of FR vehicles. it can. As shown in FIG. 8 (B), if one vehicle stop device (M) of the present invention is installed at the front part of the parking space (P), it can cope with back parking of FF vehicles and forward parking of FR vehicles. it can. As shown in FIG. 8 (C), if two stop devices (M) according to the present invention are installed on the diagonal line of the parking space (P), FF vehicles, FR vehicles, four-wheel drive vehicles, forward parking, and back parking It is possible to correspond to all combinations.

  As described above, according to the car stopping device of the present invention, it is possible to prevent car theft, unauthorized parking or unauthorized withdrawal, etc., and since there are few moving parts and the structure is simple, it is durable. Of course, all combinations of FF vehicles, FR vehicles, four-wheel drive vehicles, forward parking, and back parking can be accommodated.

1: Car stopper main body 2: Guide inclined portion 3: Roller 3A: Bearing 4: Locking means 5: Rack 6: Claw 7: Claw taking-in / out mechanism 8A, 8B: Lever 9: Lever pressing means 10: Pushing spring 11: Tension Spring 12: Movable plate 13: Protruding piece 14: Movable shaft 15: Cam 16: Key hole 17: Key 21: Car stopper main body 21A: Inclined portion for guidance 21B: Step portion for preventing getting over 21C: Horizontal portion 22: Lockable roller 23 : Free rotating roller 24: Locking means 25, 26: Bearing 27: Rack 28: Claw 29: Claw taking-in / out means 29A: Key hole 30: Key 31: Cover

Claims (2)

  A car stop body having guide slopes for driving wheels on both sides, two lockable rollers arranged in parallel to the car stop body between the guide slope parts, and locking and locking of the two rollers. A vehicle stop device comprising a lock means for performing release simultaneously, wherein a driving wheel of a vehicle is placed between the two rollers.   The locking means includes a pair of racks fixed to the rotation shafts of the two rollers, a pair of claws that engage with the pair of racks, and the pair of claws simultaneously with respect to the teeth of the pair of racks. 2. The car stopper according to claim 1, further comprising a claw taking-in / out mechanism, wherein the teeth of the pair of racks are formed in a direction in which the claw bites in when the rack rotates inward.

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