JP4002756B2 - Coin holding mechanism in coin controlled lock device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement of a coin holding and releasing mechanism provided inside a coin control type lock device such as a coin locker.
[0002]
[Prior art]
A coin-controlled lock device is a device that locks (or unlocks) a door when a predetermined amount of coins is inserted into a coin slot provided on the front, and includes a vending machine and a leisure case in addition to a coin locker.
FIG. 6 is a front view showing a conventional example of a coin locker. A coin insertion slot 3 is provided on the front side of the case 1 on the left side of a management lock 2 operated only by an administrator, and a user operates below. A cylinder lock 4 and a coin return slot 5 are provided.
[0003]
As a technique related to the coin locker, there is a technique described in Japanese Patent Publication No. 60-57118. According to the technique, it is determined that the coin inserted into the coin slot 3 is a predetermined coin inside the coin locker. a coin detecting mechanism a, the rotation preventing lever 6 which enables the key operation of the cylinder lock 4 when the predetermined number of coins is held in the coin passage, temporarily engaging the coins thrown into the coin passage A coin holding and releasing mechanism B is provided to stop and hold and release the coin held by the key operation of the cylinder lock 4 downward (see FIGS. 7 and 8).
[0004]
FIG. 9 is a perspective view showing the coin holding / releasing mechanism B and its related parts. The cylinder lock 4 of the coin retaining / releasing mechanism B is capable of rotating the rotor 8 on a cylindrical case 7 fixed to the door. In the rotor 8, a key hole 9 is opened on the front surface (see FIG. 6), a hole 10 communicating with the key hole 9 is provided at the rear end portion, and an angular shaft portion 11 is provided on the outer peripheral surface.
The square shaft 11 is fitted with a square hole 13 of the rotation reversal plate 12 for driving the locking rod, and the locking groove 14 opened at the upper end of the rotation reversal plate 12 for driving the locking rod is connected to the intermediate portion of the case 1. One end of the drive pin 16 provided at the tip of the drive lever 15 pivotally attached is engaged.
[0005]
The lock rod 17 provided so as to be able to protrude from the side surface of the case 1 is provided with a hole 18 into which the other end of the drive pin 16 is engaged.
Since one end of the spring 19 is locked to the drive pin 16 and the other end of the spring 19 is locked inside the case 1, the drive pin 16 biases the locking rod 17 to the protruding position or the retracted position. (See FIG. 9).
Therefore, when the rotor 8 or the rotation reversal plate 12 for driving the lock rod is rotated by the key operation of the cylinder lock 4, the drive pin 16 projects or immerses the lock rod 17, and locks or unlocks the door. Yes.
[0006]
The left side of the sliding pin 20 is inserted into the hole 10 of the rotor 8, the slit 21 is provided at the right end of the sliding pin 20, and the support pin 23 is inserted into the hole 22 that penetrates the slit 21 from the outer peripheral surface.
One end of a rotating member 24 is inserted into the slit 21, and a support pin 23 is inserted into a hole 25 provided at one end of the rotating member 24 (see FIG. 9).
[0007]
A projecting pushing portion 26 is provided at the other end of the rotating member 24, and a hole 27 is provided at the center of the rotating member 24.
As shown in FIG. 10, the inner wall 28 is fixed to the inner surface of the case 1, and a coin passage 29 is formed between the inner wall 28 and the case 1.
Through holes 31 are provided in a pair of upright pieces 30 that are bent and erected on the inner wall 28, and both end portions of the shaft 32 are inserted into and fixed to the through holes 31. It is inserted into the hole 27.
Therefore, when the key K is inserted and the sliding pin 20 is moving in the direction of the arrow P, the rotating member 24 rotates clockwise and is in the position indicated by the solid line in FIG.
[0008]
A pair of upstanding walls 33 are bent and erected from the inner wall 28 on the right side of the pair of upstanding pieces 30, and both end portions of the support shaft 35 are inserted and fixed in holes 34 penetrating the upstanding walls 33 (see FIG. 10) ).
A pair of bent pieces 37 provided on the right side of the coin holding plate 36 in FIG. 9 are inserted inside the pair of standing walls 33, and inserted into the holes 38 penetrating the bent pieces 37 and the bent pieces 37. A support shaft 35 is inserted into the spring 39.
[0009]
One end of the spring 39 is locked to the coin holding plate 36, and the other end is locked to the inner wall 28.
The coin holding plate 36 is biased by a spring 39 in a direction away from the inner wall 28 with the support shaft 35 as a fulcrum, but when the rotating member 24 is rotated to the solid line position in FIG. Then, it rotates in a direction approaching the inner wall 28.
[0010]
The coin holding plate 36 is provided with a plurality (six in FIG. 9) of screw holes 40, and a locking pin 41 having a male screw portion screwed into the screw hole 40 is screwed into the screw hole 40 according to the number of coins. Combined.
The locking pin 41 protrudes into the coin passage 29 when the coin holding plate 36 rotates in the direction approaching the inner wall 28, and locks and holds the fall of the coin supplied in the coin passage 29. (See FIG. 10).
[0011]
The rotation prevention lever 6 for the rotation reversal plate 12 for the locking rod drive has a side wall 44 and a coin sensing piece 45 bent on both sides of the connecting wall 43, and the side wall 44 has a rotation prevention arm 46 and an insertion port prevention part. 47 is formed.
A support shaft 49 is inserted into a hole 48 penetrating the side wall 44 and the coin sensing piece 45, and both end portions of the support shaft 49 are inserted and fixed to bearing portions (not shown) standing up from the inner wall 28. One end of the wound spring 50 is locked to the rotation prevention lever 6, and the other end is locked to the inner wall 28.
[0012]
Accordingly, the rotation prevention lever 6 can be rotated about the support shaft 49 and is urged counterclockwise in FIG. 8, and the coin sensing piece 45 protrudes into the coin passage 29 and the rotation prevention arm 46. Protrudes to a position that prevents the drive pin 16 from moving in the direction of the arrow Q due to the rotation of the rotation lever 12 for driving the locking rod.
Therefore, the key inserted in the key hole 9 of the cylinder lock 4 cannot be rotated in the locking direction.
[0013]
Only the operation of the coin holding and opening mechanism B configured as described above will be described. The cylinder lock 4 is in an unlocked state, and the key K cannot be removed.
The sliding pin 20 is pushed by the key K and protrudes in the direction of the arrow P, and the rotating member 24 is at the solid line position in FIG.
Therefore, the coin holding plate 36 rotates in a direction approaching the inner wall 28, and the locking pin 41 protrudes into the coin passage 29.
[0014]
In such an unlocked state, when a coin is inserted into the coin insertion slot 3, the coin holding plate protruding into the coin passage 29 is confirmed after the inserted coin is confirmed to be a regular coin by the check mechanism A. It is locked by 36 locking pins 41.
When a predetermined number of coins are inserted, the uppermost coin pushes the coin sensing piece 45 out of the coin passage 29, and the rotation prevention lever 6 rotates in the direction opposite to the arrow Q direction in FIG. The blocking arm 46 retracts to a position that does not hinder the movement of the drive pin 16, and the cylinder lock 4 can be locked.
[0015]
When the key K is rotated in the locking direction, the locking rod driving rotation reversal plate 12 is rotated together with the rotor 8 of the cylinder lock 4, and the drive is engaged with the locking groove 14 of the locking rod driving rotation reversing plate 12. The pin 16 projects the locking rod 17 to lock the door, and the key can be removed.
When the key K is extracted, the coin holding plate 36 is biased in the direction away from the inner wall 28, so that the rotating member 24 rotates to the chain line position in FIG. 10 and the locking pin 41 retracts from the coin passage 29. The coin falls downward.
[0016]
In the paid coin locker, the dropped coin is stored in an internal coin storage box, and in the free coin locker, the dropped coin is returned to the coin return slot 5.
When the key K is inserted and unlocked, the coin locker returns to the initial non-use state.
[0017]
[Problems to be solved by the invention]
In the prior art, the sliding pin 20 is moved by inserting the key K into the cylinder lock 4, the rotating member 24 is rotated by the movement of the sliding pin 20, and the rotating member 24 is rotated. The protrusion-like pushing portion 26 forcibly rotates the coin holding plate 36 toward the inner wall 28 forming the coin passage 29 to maintain the state, and thereby the locking pin 41 protruding into the coin passage 29 is used. The coins that are thrown in during use are held, but the amount of protrusion of the locking pin 41 into the coin passage 29 due to manufacturing errors of the key K, the sliding pin 20 or the rotating member 24, and their assembly errors. Becomes insufficient, causing the inconvenience of dropping the prescribed coins that are thrown downward without locking.
The present invention has been made paying attention to the above-described points, and secures the coin holding position of the coin holding plate by a holding mechanism different from the driving mechanism based on the insertion of the key.
[0018]
[Means for Solving the Problems]
In order to achieve the above object, in the present invention, in a state where a predetermined coin is supported by a coin holding plate in a coin drop passage, the coin control is configured such that the rotor can be rotated to the locked position by the key operation of the cylinder lock. In the lock device ,
Pressed into the coin holding plate coins coin holding position against the elastic force of the urging be with that bias bar Ne to not holding position by pivoting in the unlocking position of said rotor, locking position of the rotor of the pressing pressure Provide a drive unit that is released by turning to
A drive member that interlocks with a passive element that slides by inserting a key at the locking position and a drive spring;
In the inserted state of the key, the driving member presses the coin holding plate against the elastic force of the biasing spring against the coin holding position, and the pressing is released when the key is extracted at the locking position. you.
[0019]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the drawings.
In FIG. 1, a management lock 52 and a cylinder lock 53 operated by a user are provided on the front surface of a case 51, and a coin slot is provided at the top, although not shown. An inner wall 54 is provided in the case 51, and a coin change mechanism A is provided above the inner wall 54, and a coin holding and releasing mechanism B is provided below the inner wall 54.
[0020]
Reference numeral 55 denotes a locking bar which is provided so as to be movable in the horizontal direction, and protrudes from the case 51 when locking to lock a coin locker door (not shown). The cylinder lock 53 is rotatably inserted into a cylindrical case 56 that is fixed to the case 51. The rotor 57 has a key hole 57a opened on the front surface, a hole 57b communicating with the key hole 57a formed in the rear end portion, and a lock lever driving rotation reversal plate 58 fixed to the rear end outer peripheral portion. Although not shown in the drawing, a drive pin as an operation connecting member is provided between the locking rod driving rotation plate 58 and the locking rod 55 as shown in the prior art.
[0021]
In the coin holding and releasing mechanism B, a pair of bent pieces 59 a are provided on one side of the coin holding plate 59, and the coin holding is performed by the support shaft 60 provided between the pair of standing pieces 54 a of the inner wall 54. The plate 59 is rotatably provided so as to open and close with respect to the inner wall 54, and is always urged in a direction to open from the inner wall 54 by a coil spring 61 as an urging spring mounted on the support shaft 60. The coin holding plate 59 is provided with a driven portion 59b extending in the direction of the locking rod driving rotation reversing plate 58, and a driving portion 58a is connected to the driven portion 59b at the base end of the locking rod driving rotation reversing plate 58. Opposed.
[0022]
The coin holding plate 59 is provided with a plurality of screw holes 59c, and a locking pin 62 having a male screw portion screwed into the screw hole 59c is screwed into the screw hole 59c corresponding to the number of coins. The locking pin 62 is inserted into the coin drop passage S formed between the inner wall 54 and the case 51 through the opening 54b of the inner wall 54 when the coin holding plate 59 is rotated and closed in a direction approaching the inner wall 54. When the coin holding plate 59 is rotated and opened in the direction away from the inner wall 54, it protrudes from the coin drop passage S and protrudes into the coin holding position shown by the phantom line in FIG. The holding position.
[0023]
A rotation drive member 63 is provided between the cylinder lock 53 and the coin holding plate 59. One end of the rotation drive member 63 is provided with a connection hole 63a, and the other end is provided with a projecting drive part 63b facing the coin holding plate 59, and an upright piece 54c of the inner wall 54 through a mounting hole 63c at the center. The support shaft 64 is rotatably provided. One end of the rotation driving member 63 is pivotally attached to a sliding pin 65 provided in a hole 57b of the rotor 57 by a connection pin 66 through a connection hole 63a.
[0024]
In the hole 57b of the rotor 57, a passive element 66 having one end slidable with respect to the inside of the sliding pin 65 is provided, and a head 66a at the other end of the passive element 66 is opposed to the key hole 57a. Between the portion 66a and the sliding pin 65, a driving coil spring 67 is provided as a driving spring in a state of being mounted on the passive element 66.
[0025]
Between the coin change mechanism A and the coin holding / releasing mechanism B, a rotation prevention lever 68 for the lock lever driving rotation reversal plate 58 is pivotally attached to the inner wall 54. As described in the prior art, the rotation prevention lever 68 has a coin sensing piece 68a and a rotation prevention arm 68b and acts in the same manner.
[0026]
In the above configuration, before the coin locker is used, the coin-controlled locking device is in the unlocked state, and the driving portion 58a of the lock reversing drive rotation reversing plate 58 that is fixed at the unlocking position by the reversing spring holds the coin. The driven portion 59b of the plate 59 is directly pressed to secure the coin holding position of the coin holding plate 59.
In the unlocked state, the key K that has been inserted into the cylinder lock 53 pushes the head 66a of Judoko 66, times as a driving member the driving coil spring 67 drives the slide pin 65 while being compressed When the dynamic drive member 63 is rotated by the support shaft 64 , the passive element 66 and the rotary drive member 63 that are slid by the insertion of the key are linked via the drive spring, and the drive portion 63b of the rotary drive member 63 is linked. Presses the coin holding plate 59 to the coin holding position.
[0027]
When a predetermined coin is inserted into the coin dropping passage S and is held by the locking pin 62 of the coin holding plate 59, the rotation prevention lever 68 is rotated via the coin sensing piece 68a, and the rotation prevention arm 68b is Since the movement trajectory of the locking rod driving rotation reversing plate 58 is deviated, the key 57 rotates the rotor 57 or the locking rod driving rotation reversing plate 58 to the locking position, and the locking rod 55 is protruded from the case 51 for locking. Put it in a state.
[0028]
When the lock reversing plate 58 for turning the lock pad is turned to the lock position, the drive portion 58a releases the pressure on the driven portion 59b of the coin holding plate 59, but the rotation drive member 63 is driven by the key K in the inserted state. The portion 63b maintains the coin holding state of the coin holding plate 59, and when the locker user pulls out the key , the pressing to the coin holding position of the coin holding plate 59 by the driving portion 63b of the rotation driving member 63 is also released. Then, the coin holding plate 59 is rotated to the coin non-holding position by the coil spring 61, and the coin supported by the locking pin 62 is released downward.
Therefore, when the coin is released immediately during the locking operation, the sliding pin 65 or the rotation driving member 63 can be omitted.
[0029]
【The invention's effect】
In the invention of claim 1, the driving portion by the rotation of the rotor in the unlocking position directly drives the coin holding plate, the coin holding position of the coin holding plate is ensured, when withdrawn key to facilities unlocking operation Release the coins held by the coin holding plate.
In particular, the rotation of the rotor to the unlocked position presses the coin holding plate against the elastic force of the biasing spring that biases the coin holding plate to the coin non-holding position, and the press is rotated to the locked position of the rotor. In addition to providing a drive unit that is released by movement, a drive member that interlocks with a passive element that slides by insertion of a key in the locked position via a drive spring is provided, and the drive member biases the coin holding plate in the inserted state of the key. Because the spring is pressed against the coin holding position against the elasticity of the spring, and the pressing is released when the key is removed at the locking position, the drive member holds the coin against the elasticity of the biasing spring when the key is inserted. The problem with holding the coins inserted during use by pressing the coin holding plate in position is the holding mechanism different from the drive mechanism based on key insertion, that is, holding the coins by rotating the rotor to the unlocked position. Attaching the board to the coin non-holding position The key at the locking position is secured to the coin holding position of the coin holding plate by the drive unit that presses the coin holding position against the elasticity of the urging spring and releases the pressing by rotating the rotor to the locking position. A passive member that slides by insertion of the drive member and a drive member that is linked via a drive spring, and the drive member presses the coin holding plate against the elasticity of the urging spring in the inserted state of the key, The pressing is canceled by releasing the key at the locking position.
[Brief description of the drawings]
FIG. 1 is a side view in which a part of a coin-controlled lock device is broken.
FIG. 2 is a bottom view of the above.
FIG. 3 is a perspective view showing a relationship between a lock reversing plate for locking rod driving and a coin holding plate.
FIG. 4 is a sectional view taken along line XX of FIG.
FIG. 5 is a sectional view taken along line XX of FIG.
FIG. 6 is a front view of the coin receiving device.
FIG. 7 is a side view of a conventional coin receiving device.
8 is a rear view showing the main part of FIG. 7. FIG.
FIG. 9 is an exploded perspective view of a conventional coin-controlled lock device.
FIG. 10 is a bottom view of the above.
[Explanation of symbols]
53 Cylinder lock 57 Rotor 58 Rotating reversal plate 58a for locking lock driving unit 59 Drive unit 59 Coin holding plate 61 Spring 63 Rotating drive member 65 Sliding pin 66 Passive element 67 Coil spring for driving

Claims (1)

In the coin control type locking device in which the rotor can be rotated to the locking position by the key operation of the cylinder lock in a state where the predetermined coin is supported by the coin holding plate in the coin dropping path ,
Pressed into the coin holding plate coins coin holding position against the elastic force of the urging be with that bias bar Ne to not holding position by pivoting in the unlocking position of said rotor, locking position of the rotor of the pressing pressure Provide a drive unit that is released by turning to
A drive member that interlocks with a passive element that slides by inserting a key at the locking position and a drive spring;
In the inserted state of the key, the driving member presses the coin holding plate against the elastic force of the biasing spring against the coin holding position, and the pressing is released when the key is extracted at the locking position. A coin holding mechanism in a coin-controlled lock device.

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