JP2504720B2 - 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 Carts that are stored and stored in stores or in predetermined locations in the store are currently left to the shopper to freely use, so after use, the carts are originally stored for the next user. Although it should be returned to the place, it may be left in the vicinity of the luggage storage or in the parking lot after taking out the luggage.

Carts left unattended in this way impede shopping and traffic, and in supermarkets, many people and costs are spent for collecting and organizing the carts.

[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 lock groove 9 that can intersect the receiving groove 4 is provided at the tip of the lock plate 6, and a notch 10 is provided on the lower surface of the intermediate portion of the lock plate 6 adjacent to the passive protrusion 8.

An intermediate portion of the keeper lever 11 is pivotally attached to an intermediate portion of the front and rear side walls 3 of the case 2 by a horizontal pivot shaft 12,
A latching claw portion 50 that engages and disengages with the notch 10 of the lock plate 6 is provided at the tip of the horizontal arm 13 of the keeper lever 11, and a passive cam protrusion that goes in and out of the vertical groove 15 in the coin passage 14 in the vertical direction of the case 2. 17 is provided on one side surface of the tip portion of the vertical arm 16 of the keeper lever 11, an operation protrusion 18 is provided on the other side surface of the vertical arm 16, and a coin bearing protrusion 51 that goes in and out of the coin passage 14 from the vertical groove 15 is provided on the vertical arm. The base end of 16 is provided below the horizontal pivot 12.

When the horizontal arm 13 of the keeper lever 11 comes into contact with the bottom wall 19 of the case 2, the passive protrusion 8 remains in the receiving groove 4 of the case 2 and the stop protrusion 7 does not remain in the receiving groove 4. The case 20 is provided with a stopper 20 for stopping the lock plate 6 at a position, and the spring 23 urges the lock plate 6 and the keeper lever 11 to rotate in the counterclockwise direction, between the other ends of the front and rear side walls 3 of the case 2. A selector lever 25 is pivotally attached by a horizontal pivot 24, and a coin insertion opening 27 of the coin passage 14 is provided from a slot 26 provided on the side opposite to the vertical groove 15.
The vertical arm 28 of the selector lever 25 is provided with a coin selection protrusion 29 that moves in and out near the lower part of the selector lever 25.

A locking protrusion 31 for engaging and disengaging the operating protrusion 18 of the keeper lever 11 is provided at the tip of the horizontal arm 30 of the selector lever 25 inserted into the vertical groove 15 across the coin passage 14. The stop projection 5 in which the locking projection 31 abuts on the tip of the vertical arm 16 of FIG.
2 is provided, the selector lever 25 is rotated clockwise by the spring 32, and the passive protrusion 8 is pushed by the U-shaped receiving rod 39 connected to another cart or a fixed support to rotate the lock plate 6 to the locked position. Let

[0009]

As shown in FIG. 1, the U-shaped receiving rod 39 of the coin lock device mounted on another cart that has already been collected.
When the coin is inserted into the receiving groove 4 of the case 2 to the required depth, the coin lock device is in the locked state, the receiving rod 39 engages with the locking groove 9 of the locking plate 6, and the receiving rod 39 is locked to escape. It is restrained by the stop bar 7 of the plate 6. In this locked state, the locking protrusion 31 of the horizontal arm 30 of the selector lever 25 is the same as the vertical arm 16 of the keeper lever 11.
By engaging with the operation protrusion 18 on the side surface on the lock plate 6 side, the keeper lever 11 is prevented from rotating in the clockwise direction. Further, by engaging the hooking claw portion 50 of the keeper lever 11 with the notch 10 of the lock plate 6,
The lock plate 6 is prevented from rotating counterclockwise.

As shown in FIG. 4, the shopper inserts a predetermined coin 48 into the coin passage 1 from the coin insertion slot 27 of the case 2.
4 is inserted into the coin passage 14, the peripheral side surface of the coin 48 pushes the coin selecting protrusion 29 of the selector lever 25 protruding by a predetermined length into the coin passage 14, so that the selector lever 25 resists the bias of the spring 32 and moves toward the horizontal pivot shaft 24. By rotating in the counterclockwise direction about, the locking projection 31 of the horizontal arm 30 is disengaged from the operation projection 18 of the keeper lever 11.

Then, when the coin 48 is pushed into the coin passage 14 until the peripheral side surface is hidden at the upper edge of the coin insertion slot 27, the passive cam of the vertical arm 16 of the keeper lever 11 protruding into the coin passage 14 by a predetermined length. Since the circumferential side surface of the coin 48 pushes the protrusion 17, the keeper lever 11 rotates in the clockwise direction around the horizontal pivot 12, and the horizontal arm 1
The latching claw portion 50 of No. 3 separates from the notch 10 of the lock plate 6. The rotation of the keeper lever 11 is stopped when the horizontal arm 13 contacts the bottom wall 19 of the case 2.

At this time, the locking projection 31 of the selector lever 25 engages with the operation projection 18 of the keeper lever 11 on the side surface on the coin passage 14 side to rotate the keeper lever 11 counterclockwise. It is blocking.
Therefore, the coin support protrusion 51 of the vertical arm 16 of the keeper lever 11 is fixed at a position projecting into the coin passage 14, and the coin 48 is supported by the coin support protrusion 51 and held in the middle portion of the coin passage 14. ing.

When the shopper pulls out the cart 1 at this stage, as shown in FIG. 5, the lock plate 6 is rotated counterclockwise about the horizontal pivot 5 by the biasing force of the spring 23, and in the middle of this rotation. The receiving rod 39 is pushed by the passive protrusion 8 and escapes from the locking groove 9 and the receiving groove 4. The rotation of the lock plate 6 is stopped when the upper surface of the lock plate 6 contacts the stopper 20 on the case side. One cart 1 separated from the cart groups interconnected in this way is lent to the shopper who has inserted the coin 48.

A shopper who has finished shopping and placed a product on a luggage storage table or loaded a product in a car in a parking lot returns the used cart to a predetermined storage / storage place and stores the product already stored. Receiving rod 3 on the coin lock device of the cart
9 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, and the receiving rod 39
The lock plate 6 pushed by the passive stem 8 by the horizontal pivot 5
When the receiving bar 39 is deeply engaged with the locking groove 9 of the lock plate 6, the locking claw portion 50 of the keeper lever 11 that has rotated counterclockwise is locked. It engages in the notch 10 in the plate 6.

During the rotation of the keeper lever 11, the operating projection 18 of the vertical arm 16 pushes up the locking projection 31 of the horizontal arm 30 of the selector lever 25, whereby the engagement between the operating projection 18 and the locking projection 31 is released. Therefore, the keeper lever 11 is rotated counterclockwise by the urging force of the spring 23, and the coin support protrusion 51 of the vertical arm 16 is ejected from the coin passage 14. Therefore, the coin 48 falls by its own weight in the coin passage 14 and is returned to the depositing shopper. The rotation of the selector lever 25 is stopped by the engagement protrusion 31 contacting the stop protrusion 52 of the keeper lever 11.

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS In the illustrated embodiment, the case 2 is fixed to a horizontal frame 33 of the cart 1 at a portion which does not support the loading and unloading of luggage to and from the luggage carrier. The case 2 is provided with a fixed holder 34 and a movable holder 36 that slides in the left-right direction along the 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 The nut 38 is tightened and fixed.

The U-shaped receiving rod 39 is provided so as to project from the end surface of the case 2 opposite to the receiving groove 4. The leg portion of the receiving rod 39 is inserted into the receiving hole 40 in the left-right direction of the case 2 and is prevented from being pulled out by the screw 41 screwed into the end portion. The cart is returned and stored at a predetermined return place by inserting the cart section below the cart section of the already stored cart.

In the horizontal frame 33 of the already stored cart 1 and the horizontal frame 33 of the newly stored cart, the receiving bar 39 of the coin lock device of the already stored cart 1 is the receiving groove 4 of the coin lock device of the newly stored cart 1. It is placed close to the position where it is inserted deep enough into
The engagement between 9 and the lock plate 6 is automatically established.

A plurality of carts interconnected in this way are transported as a group to another storage location or a visitor entrance. The carts can be restrained one by one on a support such as a fixed post at the place of return.
The V-shaped gold rod 39 is directly fixed to the support or is connected to the support via a connecting member such as a rod, a wire, or a chain, and the receiving rod 39 is manually operated to receive the receiving groove 4 of the case 2.
Is inserted into.

In the illustrated embodiment, the biasing springs 23 of the lock plate 6 and the keeper lever 11 are the spring mounting portion 21 at the base end of the lock plate 6 and the horizontal arm 14 of the keeper lever 12.
The tension coil spring is installed between the spring attachment portions 22 of the above. The biasing spring of the selector lever 25 is a torsion coil spring, and the coil portion is fitted on the horizontal pivot 24.

The coin insertion slot 27 of the case 2 is formed by recessing in a circular arc shape, and a coin receiving portion 42 is continuously provided below the coin passage 14. The coin receiving part 42 is the front wall 4
3, a rear wall 44, a right side wall 45, and a bottom wall 46,
The coin 48 is taken out from the left opening 47. The front wall 43 of the coin receiving portion 42 is formed obliquely so that a finger can easily be put on the coin 48, and the coin 43 is provided on the left end portion of the bottom wall 46.
Is provided with a raised portion 49 for preventing the falling off.

[0022]

As described above, in the cart coin lock device of the present invention, the coin insertion slot 27 and the selector lever 2 are provided.
If a predetermined coin 48 corresponding to the coin selection protrusion 29 of No. 5 is not inserted, the locking protrusion 31 of the selector lever 25
Does not separate from the operation protrusion 18 of the keeper lever 11, and the latching claw portion 50 of the keeper lever 11 is notched to the cutout 1 of the lock plate 6.
Since the lock plate 6 and the receiving rod 39 are not disengaged from 0, the use of the cart by the shopper who does not insert the deposit coin 48 is properly prevented.

In addition, a predetermined coin 48 is inserted into the coin passage 14
Even if the lock plate 6 and the receiving rod 39 are disengaged from each other by pushing the lock plate 6 to the required depth, and the cart 1 can be pulled out from the storage place and used for shopping, the cart 1 is returned to the predetermined return place after use and the case is returned. The coin 48 held by the keeper lever 11 cannot be released unless the receiving rod 39 is inserted into the receiving groove 4 of 2 to the required depth, and thus the deposited coin 48 is not returned to the shopper.

[0024] Therefore, the shopper is psychologically guided to return to a predetermined place for storage, and the collection and arrangement of the cart is promoted. Therefore, the used cart is left in the store or a parking lot, which is an obstacle to traffic or shopping. Being properly suppressed.

[Brief description of drawings]

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

FIG. 2 is a left side view of the coin lock device.

FIG. 3 is a plan view of the coin lock device.

FIG. 4 is a vertical sectional view of the coin lock device when a coin is inserted.

FIG. 5 is a vertical sectional view of the coin lock device in a cart released state.

[Explanation of symbols]

 1 cart 2 case 3 front and rear side walls of case 4 receiving groove of case 5 horizontal pivot of lock plate 6 lock plate 7 stop protrusion of lock plate 8 passive protrusion of lock plate 9 lock groove of lock plate 10 notch of lock plate 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 Operation protrusion of keeper lever 19 Bottom wall of case 20 Stopper of case 21 Spring mounting part of lock plate 22 Spring mounting part of keeper lever 23 Spring for biasing lock plate and keeper lever 24 Horizontal axis of selector lever 25 Selector lever 26 Coin passage slot 27 Case coin insertion slot 28 Selector Vertical lever arm 29 Coin selection protrusion of the lever lever 30 Horizontal arm of the selector lever 31 Locking protrusion of the selector lever 32 Spring for biasing the selector lever 33 Horizontal frame of the cart 34 Fixed holder for the case 35 Rail part on the side of the case 36 Case movable holder 37 Case Fixing bolt 38 Case fixing nut 39 U-shaped receiving rod 40 Case receiving hole 41 Fixing rod fixing screw 42 Coin receiving part 43 Front wall of coin receiving part 44 Back wall of coin receiving part 45 Right wall of coin receiving part 46 bottom wall of coin receiving part 47 left side opening of coin receiving part 48 coin 49 raised part of bottom wall of coin receiving part 50 retaining claw part of keeper lever 51 coin support protrusion of keeper lever 52 stop protrusion of keeper lever

Claims (1)

(57) [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 by a horizontal pivot 5 between the ends of the front and rear side walls 3. 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 50 for engagement and disengagement 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 in the coin passage 14 in the vertical direction of the case 2 has a vertical arm of the keeper lever 11. Provided on one side surface of the tip portion of 16 and the other side surface of the vertical arm 16 An operation protrusion 18 is provided on the vertical groove 15
Coin bearing protrusion 51 that moves in and out of the coin passage 14
Is provided below the horizontal pivot 12 at the base end of the vertical arm 16, and when the horizontal arm 13 of the keeper lever 11 contacts the bottom wall 19 of the case 2, the passive protrusion 8 causes the receiving groove 4 of the case 2 to move. A stopper 20 for stopping the lock plate 6 is provided in the case 2 at a position that remains inside and the stop protrusion 7 does not remain inside the receiving groove 4, and a spring 23 causes the lock plate 6 and the keeper lever 1
1 is urged to rotate in the counterclockwise direction, 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, and a slot 26 provided on the opposite side to the vertical groove 15 is provided. Further, a coin selecting protrusion 29 that comes in and out near the lower portion of the coin insertion slot 27 of the coin passage 14 is provided on the vertical arm 28 of the selector lever 25, and the selector lever 25 is inserted into the vertical groove 15 across the coin passage 14.
A locking protrusion 31 for engaging and disengaging the operation protrusion 18 of the keeper lever 11 is provided at the tip of the horizontal arm 30, and a stop protrusion 52 of the locking protrusion 31 is provided at the tip of the vertical arm 16 of the keeper lever 11. A coin coin lock for a cart that urges the lever 25 to rotate clockwise by a spring 32 and pushes the passive protrusion 8 with the U-shaped receiving rod 39 connected to another cart or a fixed support to rotate the lock plate 6 to the locked position. apparatus.