JPH083299B2 - Coin lock device for cart - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a coin lock device used for promoting collection and arrangement of carts lent to shoppers in supermarkets and the like.

[0002]

2. Description of the Related Art The use of carts stored and stored in stores or in predetermined places in the store is left to the freedom of the shopper at present. Although it should be returned to the storage location, it may be left near the luggage storage or in the parking lot after taking out the luggage.

[0003] Such a cart left unattended interferes with shoppers and traffic, and a large number of personnel and costs are spent for collecting and organizing the cart in a supermarket.

[0004]

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a coin lock device for a cart which can positively guide and promote the collection and arrangement of the cart by using a deposit coin inserted by a shopper as a medium. Is.

[0005]

The coin lock device for a cart according to the present invention will be described below with reference to the reference numerals in the accompanying drawings. One end of the front and rear side walls 3 of the case 2 fixed to the cart 1 is described. Is formed with a receiving groove 4 opened to the side, and an intermediate portion of the lock plate 6 is pivotally mounted between the ends of the front and rear side walls 3 by a horizontal pivot shaft 5, and is formed between the stop protrusion 7 and the passive protrusion 8. A key stop groove 9 which can intersect the receiving groove 4 is provided at the tip of the lock plate 6, and a notch 10 is provided adjacent to the passive protrusion 8 on the lower surface of the intermediate portion of the lock plate 6, and the front and rear side walls 3 of the case 2 are provided. The intermediate portion of the keeper lever 11 is pivotally attached by the horizontal pivot 12 between the intermediate portions of.

A locking claw portion 46 that engages with and disengages from the notch 10 of the lock plate 6 is provided at the tip of the horizontal arm 13 of the keeper lever 11 so as to move in and out of the vertical coin slot 14 of the case 2 through the vertical groove 15. The passive cam protrusion 17 is provided on one side surface of the intermediate portion of the vertical arm 16 of the keeper lever 11, the operation protrusion 18 is provided at the intermediate portion of the vertical arm 16, and the vertically movable push button 43 is provided on the case 2. A passive plate portion 48, which is pushed by the operation end portion 44 of the button 43, is provided in the middle portion of the horizontal arm 13 of the keeper lever 11.
When the horizontal arm 13 of the keeper lever 11 comes into contact with the bottom wall 20 of the case 2, the passive protrusion 8 remains in the receiving groove 4 of the case 2, while the stop protrusion 7 is located outside the receiving groove 4. The case 2 is provided with a stopper 41 for stopping the lock plate 6.

A spring 23 urges the lock plate 6 and the keeper lever 11 to rotate counterclockwise, and a selector lever 25 is pivotally mounted between the other ends of the front and rear side walls 3 of the case 2 by a horizontal pivot shaft 24. A through hole 26 is provided in the side wall of the coin passage 14 on the side opposite to the lever 11, and a coin sorting ball 32 which comes in and goes out near the lower portion of the coin insertion slot 27 is fitted into the through hole 26 and hits the coin sorting ball 32. A coin sorting plate portion 29 that contacts is provided on the vertical arm 28 of the selector lever 25, and a locking protrusion that engages and disengages with the operation protrusion 18 of the keeper lever 11 is provided at the tip of the horizontal arm 30 of the selector lever 25 that crosses the coin passage 14. 31 and a stop projection 47 for engaging and disengaging the locking projection 31 at the tip of the vertical arm 16 of the keeper lever 11 to connect to another cart or a fixed support. Rotating the lock plate 6 to the locked position by pressing the passive projections 8 by a connecting pin 39 that.

[0008]

As shown in FIG. 1, the connecting terminal 39 of the coin lock device mounted on another cart that has already been collected.
However, when the coin lock device is inserted to the predetermined depth of the receiving groove 4 of the case 2, the coin lock device is in the locked state and the connection terminal 39
Is engaged with the lock groove 9 of the lock plate 6, and the escape of the connecting terminal 39 is suppressed by the stop protrusion 7 of the lock plate 6. In this locked state, the horizontal arm 3 of the selector lever 25 is
The locking protrusion 31 of 0 engages with the operation protrusion 18 of the vertical arm 16 of the keeper lever 11 on the side surface of the lock plate 6, that is, on the inner side surface, thereby preventing the keeper lever 11 from rotating in the clockwise direction. are doing. Further, the locking claw portion 46 of the keeper lever 11 engages with the notch 10 of the lock plate 6 to prevent the lock plate 6 from rotating in the counterclockwise direction.

When a shopper inserts a predetermined coin 48 into the coin passage 14 from the coin insertion slot 27 of the cart 1 in order to release the restraint of the foremost cart 1, the predetermined amount of coin 48 projects into the passage of the coin 14. The peripheral side surface of the coin 45 pushes the coin sorting plate portion 29 of the selector lever 25 via the coin sorting ball 32. Therefore, the selector lever 2
5 rotates counterclockwise around the horizontal pivot 24, and the locking projection 31 of the horizontal arm 30 disengages from the lower operation projection 18 of the keeper lever 11 and engages with the inner surface of the upper stop projection 47. To do. Therefore, at this stage, push button 4
Even if 3 is operated, the keeper lever 11 does not rotate.

When the coin 45 is further pushed into the coin passage 14, as shown in FIG.
Since it is above the maximum diameter part of the selector lever 25
Rotates slightly clockwise, and the locking projection 31 of the horizontal arm 30 of the selector lever 25 comes to a position where it does not engage with both the operation projection 18 and the stop projection 47.

When the push button 43 protruding on the upper surface of the case 2 is pushed in with the coin 45 pushed deeply in this way, the operating end portion 44 of the push button 43 pushes down the passive plate portion 48 of the keeper lever 11. As shown in FIG. 4, the keeper lever 11 rotates in the clockwise direction around the horizontal pivot 12, and the hook claw portion 46 of the horizontal arm 13 is rotated.
Is separated from the notch 10 of the lock plate 6. When the keeper lever 11 rotates, the horizontal arm 13 rotates the bottom wall 20 of the case 2.
It stops by touching.

In the previous item, before the push button 43 is operated, the passive cam projection 17 of the vertical arm 16 of the keeper lever 11 is operated.
The coin 45 is supported at two points on one vertical wall 14a of the coin passage 14. When the push button 43 is pushed down to release the lock, the passive cam projection 17 of the keeper lever 11 rotates clockwise, and the space between the passive cam projection 17 and both supporting portions of the vertical wall 14a of the coin passage 14 expands. The coin 45 further penetrates deeply into the coin passage 14 and is hidden in the case 2 except for the upper end portion of the peripheral side portion. At this time, the outer peripheral side surface 47 a of the stop protrusion 47 and the outer side surface portion 18 of the operation protrusion 18 are
Since the locking projection 31 of the selector lever 25 is sandwiched between a, the selector lever 25 is prevented from rotating in any direction. For this reason, the coin sorting sphere 32 always projects into the coin passage 14, so that the coin 45 cannot be illegally removed.

Along with the rotation of the keeper lever 11, the lock plate 6 pulled by the spring 23 rotates counterclockwise about the horizontal pivot 5. Case 2 for passive stem 8
When it enters into the receiving groove 4 of the,
Has escaped from the receiving hole 39a. Since the connecting terminal 39 is pushed by the passive protrusion 8 during this rotation, the connecting terminal 39 automatically escapes from the locking groove 9 and the receiving groove 4. The rotation of the lock plate 6 is stopped by bringing the upper surface into contact with the stopper 41 of the case 2.

Even when the finger is released from the push button 43, the lock plate 6 and the keeper lever 11 are held in the disengaged state by the urging force of the spring 23, and the passive protrusion 8 of the lock plate 6 is held in the case 2. It is in the standby position after entering the receiving groove 4. One cart 1 separated and released from the cart groups interconnected in this way is lent to the shopper who has inserted the coin 48, and the shopper pulls out the cart 1.

A shopper who has finished shopping and placed a product on the luggage storage table or loaded a product in a car in a parking lot returns the used cart to a predetermined storage place,
The connecting terminal 39 of the coin lock device of another cart 1 already stored is inserted into the receiving groove 4 of the case 2. The passive protrusion 8 of the lock plate 6 is waiting in the receiving groove 4 in an inclined state,
The lock plate 6 in which the passive protrusion 8 is pushed by the connecting terminal 39
Is rotated clockwise about the horizontal pivot 5, and when the connecting terminal 39 is deeply engaged with the locking groove 9 of the lock plate 6, the latching claw portion of the keeper lever 11 which is rotating counterclockwise is rotated. 46 engages with the notch 10 of the lock plate 6. At the same time, the stop protrusion 7 engages with the receiving hole 39a of the connecting terminal, and the locking of the connecting terminal 39 by the lock plate 6 is completed.

When the keeper lever 11 rotates counterclockwise and returns to the initial position, the distance between the passive cam projection 17 of the keeper lever 11 and the coin passage 14 is narrowed, so that the coin 45 projects from the case 2 by a predetermined amount. To do. At this time, the locking protrusions 31 are formed on the outer side surface portion 18a of the operation protrusion 18 and the stop protrusions 4.
7 returns from the position sandwiched by the outer peripheral side surface portion 47a to the initial position on both inner side surfaces, the rotational restraint of the selector lever 25 is released, and the coin sorting ball 32 escapes from the coin passage. It can be taken out from Case 2.

[0017]

In the illustrated embodiment, a guide cover 40 is provided between the front and rear side walls 3 of the case 2 between the horizontal pivot 5 and the horizontal pivot 1.
2 and the horizontal pivot 24 are fixedly held, and the operating end 44 of the button 43 is provided at the lowermost end of the stay portion 42. The stopper 41 of the lock plate 6 is provided on the guide cover 40. A guide cover 40 is provided at the opening of the through hole 26 on the coin passage 14 side, and prevents the coin selection sphere 32 from dropping into the coin passage 14.

The case 2 is fixed to the horizontal frame 33 of the cart 1 at a portion that does not support the loading and unloading of luggage to and from the luggage carrier. The case 2 includes a fixed holder 34 and a movable holder 36 that slides in the left-right direction along a rail portion 35. A horizontal frame 33 made of a round pipe is sandwiched between the fixed holder 34 and the movable holder 36, and a bolt 37
And tightened with nut 38.

The connecting terminal 39 has a chain 4 attached to the main body of the cart 1.
They are connected via 9. The cart 1 is returned and stored in a predetermined place by inserting the cargo bed section below the cargo bed section of the already stored cart 1.

For convenience of operation and saving of storage space, the horizontal frame 33 of the existing storage cart 1 and the horizontal frame 33 of the new storage cart 1 are arranged close to each other. Multiple carts that are interconnected can be transported as a group to another storage location or a visitor entrance.
The carts can be constrained one by one to a support such as a fixed post at the return location. In that case, the connecting terminals 39 are connected to the support through a connecting member such as a wire or a chain.

In the illustrated embodiment, the biasing spring 23 of the lock plate 6 and the keeper lever 11 is provided between the spring mounting portion 21 of the base end portion of the lock plate 6 and the spring mounting portion 22 of the horizontal arm 14 of the keeper lever 12. It is constituted by a tension coil spring 23 installed on the.

The coin insertion slot 27 of the case 2 is a coin 48.
It is formed by denting on a circular arc so that it is easy to put your finger on it. The passive cam projection 17 is fan-shaped with the horizontal pivot 12 as the center, and is formed continuously with the operation protrusion 18 which is also fan-shaped. The diameter of the fan of the operation protrusion is formed to a height that does not engage with the locking protrusion 31 of the selector lever 25 when the inserted coin 45 is in contact with the passive protrusion 17.

[0023]

As described above, according to the present invention, unless the predetermined coin 48 corresponding to the coin insertion slot 27 and the coin selection ball 32 of the selector lever 25 is inserted, the locking projection 31 of the selector lever 25 is kept in the keeper lever. The retaining claw portion 5 of the keeper lever 11 does not separate from the operation protrusion 18 of the keeper 11.
Since 0 does not separate from the notch 10 of the lock plate 6 and the engagement between the lock plate 6 and the connecting terminal 39 is not released, the cart use by the shopper who does not insert the deposit coin 45 is properly prevented.

In addition, a predetermined coin 45 is inserted into the coin passage 14
Even if the lock plate 6 and the connecting terminal 39 are disengaged from each other by pushing the cart 1 to a predetermined depth and the cart 1 can be pulled out from a predetermined place and used for shopping, the cart 1 is returned to the predetermined return place after use and the case Connection terminal 39 in the receiving groove 4 of 2
If the lever is not inserted to the specified depth, the selector lever 31
Is restricted by the rotation of the stop protrusion 47 of the keeper lever 11 and the operation protrusion 18, the coin sorting ball 32 remains protruding in the coin passage, and the coin 48 is not returned to the shopper. This psychologically guides the return of the cart 1 to the proper storage location.

[Brief description of drawings]

FIG. 1 is a vertical sectional view of a coin lock device for a cart according to an embodiment of the present invention in a cart restrained state.

FIG. 2 is a vertical sectional view of the coin lock device when a coin is inserted.

FIG. 3 is a vertical sectional view of the coin lock device in a cart released state.

FIG. 4 is a front view of the coin lock device.

FIG. 5 is a plan view of the coin lock device.

FIG. 6 is a bottom view of the coin lock device.

FIG. 7 is a left side view of the coin lock device.

FIG. 8 is a right side view of the coin lock device.

[Explanation of symbols]

 1 cart 2 case 3 front and rear side walls of case 4 case receiving groove 5 horizontal pivot of locking plate 6 locking plate 7 locking plate protrusion 8 locking plate passive protrusion 9 locking plate locking groove 10 lock plate notch 11 keeper Lever 12 Horizontal axis of keeper lever 13 Horizontal arm of keeper lever 14 Coin passage of case 15 Vertical groove of coin passage 16 Vertical arm of keeper lever 17 Passive cam protrusion of keeper lever 18 Passive protrusion of keeper lever 19 Passive plate of keeper lever 20 Case Bottom Wall 21 Spring Mounting Area for Lock Plate 22 Spring Mounting Area for Keeper Lever 23 Spring for Energizing Lock Plate and Keeper Lever 24 Horizontal Pivot of Selector Lever 25 Selector Lever 26 Through Hole for Coin Sorting Ball 27 Case Coin Insertion Mouth 28 Vertical arm of selector lever 29 Coin sorter plate of the lever lever 30 Horizontal arm of the selector lever 31 Locking protrusion of the selector lever 32 Coin sorter ball 33 Horizontal frame of the cart 34 Fixed holder for the case 35 Rail part on the side of the case 36 Movable holder for the case 37 For fixing the case Bolt 38 Case fixing nut 39 Connection terminal 40 Guide cover 41 Stopper 42 Push button stay part 43 Push button 44 Push button operation end 45 Coin 46 Keeper lever locking claw 47 Keeper lever stop protrusion 48 Keeper lever Passive board part

Claims (1)

[Claims] 1. A receiving groove 4 opened laterally is provided at one end of front and rear side walls 3 of a case 2 fixed to a cart 1, and a lock plate 6 is provided between the ends of the front and rear side walls 3 by a horizontal pivot shaft 5. Of the lock plate 6 is pivotally attached to the intermediate portion of the lock plate 6 and is formed between the stop protrusion 7 and the passive protrusion 8 so as to intersect with the receiving groove 4. The cutouts 10 are provided adjacent to each other on the lower surface of the middle portion of the lock plate 6, and the middle portion of the keeper lever 11 is pivotally attached by the horizontal pivot 12 between the middle portions of the front and rear side walls 3 of the case 2 to the cutouts 10 of the lock plate 6. A latching claw portion 46 that engages and disengages is provided at the tip of the horizontal arm 13 of the keeper lever 11, and a passive cam projection 17 that goes in and out of the vertical groove 15 into the coin passage 14 in the vertical direction of the case 2 has a vertical arm of the keeper lever 11. 16 is provided on one side surface of the intermediate portion of the vertical arm 16 An operation protrusion 18 is provided on the case 2, a push button 43 that is movable in the vertical direction is provided on the case 2, and a passive plate portion 48 that is pushed by an operation end portion 44 of the push button 43 is provided on an intermediate portion of the horizontal arm 13 of the keeper lever 11. ,
When the horizontal arm 13 of the keeper lever 11 comes into contact with the bottom wall 20 of the case 2, the passive protrusion 8 remains in the receiving groove 4 of the case 2, while the stop protrusion 7 is located outside the receiving groove 4. A stopper 41 for stopping the lock plate 6 is provided in the case 2, and the lock plate 6 and the keeper lever 11 are locked by the spring 23.
Is urged to rotate in the counterclockwise direction, and the front and rear side walls 3 of the case 2 are
A selector lever 25 is pivotally connected to the other end of the coin by a horizontal pivot 24, and a through hole 26 is provided in the side wall of the coin passage 14 on the side opposite to the keeper lever 11. The coin selection sphere 32 that goes in and out near the lower part is fitted, and the coin selection plate portion 29 that abuts the coin selection sphere 32 is attached to the vertical arm 28 of the selector lever 25.
Selector lever 2 that is installed in and crosses the coin passage 14.
5, a locking projection 31 for engaging and disengaging the operation projection 18 of the keeper lever 11 is provided at the tip of the horizontal arm 30, and a locking projection 3 is provided at the tip of the vertical arm 16 of the keeper lever 11.
A coin lock device for a cart, which is provided with a stop projection 47 for engaging and disengaging 1 and pushes the passive protrusion 8 with a connecting terminal 39 connected to another cart or a fixed support to rotate the lock plate 6 to the locked position.