JP2002322851A - Side surface door lock mechanism of automatic ticket vending machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely lock a side surface door on a casing of a ticket vending machine without causing looseness in the side surface door in the side surface door of the automatic ticket vending machine. SOLUTION: A lock lever 40 is rotatably installed on a pivot 57 arranged on a support 50. The support 50 is fixed to the ticket vending machine casing 12. A tension spring 60 is arranged between the lock lever 40 and the support 50. A head part 42 of the lock lever 40 is always urged in the direction of a reverse door 16 of the ticket vending machine by tensile force of the tension spring 60. A lock piece 48 formed in a lower end part of the lock lever 40 engages with and disengages from a locking hole 49 of a locking metal fitting 47 fixed to an inner wall of the side surface door 18 according to opening- closing of the reverse door 16.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a lock mechanism for a side door in an automatic ticket vending machine.

[0002]

2. Description of the Related Art Generally, a side door of an automatic ticket vending machine cannot be opened unless a rear door at the back of the vending machine is opened. That is, the hook member 102 provided on the side door 100 and the L-shaped member 106 provided on the back door 104 are provided so as to form a predetermined gap S as shown in FIG. When opening only the side door 100, the hook member 102 provided on the side door 100 is replaced with the L-shaped member 1 provided on the back door 104.
06 and cannot be opened. In order to open the side door 100, first, the back door 104 is
Rotate counterclockwise around. Then, the L-shaped member 106 attached to the back door 104 also rotates and moves. Then, the side door 100 is rotated around the support shaft 110. At this time, since the L-shaped member 106 hooked on the hook member 102 has escaped from the locked state,
The side door 100 opens smoothly.

As described above, when the rear door 104 is first opened, the L-shaped member 106 is designed to form a predetermined gap S between the hook member 102 so as not to contact the hook member 102.

[0004]

However, if the side door 100 is designed so as to provide the predetermined gap S as described above, the side door 100 will rattle by the gap S. In particular, there is no lock mechanism between the side door 100 and the side housing 112, and there is an inconvenience that rattling and noise are generated when strong wind blows. Furthermore, the gap S needs to be adjusted to a minimum value so that the backlash does not become large and the L-shaped member 106 does not collide with the hook member 102 when the back door 104 is opened. There is a problem that it is very troublesome.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and has a door lock mechanism for an automatic ticket vending machine in which the side door can be securely locked to a ticket vending machine housing without rattling of the side door. The task is to provide

[0006]

According to the present invention, there is provided an automatic ticket vending machine (10) which is rotatably mounted on a pivot (57) provided on the housing (12) side of the vending machine (10). 57) a head portion (42) located above and a vending machine (10) at a lower end portion.
A lock lever (40) having a lock piece (48) projecting in the direction of the back door (16),
In order to urge in the direction, it is fixed to a tension spring (60) provided between the housing (12) side and the lock lever (40), and a side door (18) of the automatic ticket vending machine (10), The back door (16)
And a locking metal fitting (47) having a locking hole (49) with which the lock piece (48) engages and disengages with opening and closing of the lock piece (48).

According to the embodiment, the lock lever (40) is fixed to the housing (12) and has a support (50) having a pivot (57) for rotatably supporting the lock lever (40). ), And the tension spring (60) is attached to the support (5).
0) and the lock lever (40).

[0008]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail based on a preferred embodiment shown in the drawings, but the technical scope of the present invention is limited to the embodiments shown in the accompanying drawings. Instead, it can be appropriately changed within the scope described in the claims.

FIG. 1 is a side view of an automatic ticket vending machine having a side door lock mechanism according to the present invention. The automatic ticket vending machine 10 shown in FIG.
And a front-facing customer service part 14, a back door 16, and a side door 18 provided on the side of the housing. The side door 18
Can be opened and closed with respect to the housing 12 by hinges 20 and 20. The side door 18 has a structure that cannot be opened unless the back door 16 is opened, as described later in detail. That is, the automatic ticket vending machine 10 includes the back door 1
6 has a lock mechanism 30 for locking the side door 18 to the housing 12 by closing. The lock mechanism 30 is provided on the side of the back door 16 above the side door 18 according to the example in the figure. Reference numeral 22 denotes a handle of the side door 18.

Next, the structure and operation of the lock mechanism 30 according to the present invention will be described with reference to FIGS.

As shown in FIG. 2, the lock mechanism 30 includes a lock lever 40, a support 50 for rotatably supporting the lock lever 40, and a lock 50 interposed between the lock lever 40 and the support 50, and is always locked. A tension spring 60 for urging the lever 40 in the direction of the rear door 16 as shown in FIG.
And

The lock lever 40 has a Z-shape made of a plate-like body, a head portion 42 located at an upper portion, a connecting portion 44 extending horizontally rearward from a lower end of the head portion 42,
The connecting portion 44 has a leg portion 46 hanging downward from a rear end portion thereof. The head 5 has the support 5
It has a pivot hole 43 for pivoting to zero. Connection part 4
The upper piece 4 is integrally provided with a locking piece 45 for locking one end of the tension spring 60 for constantly biasing the head portion 42 toward the rear door 16. The lower end of the leg portion 46 has a lock piece 48 which is bent in a hook shape and extends in the direction of the rear door 16.

As shown in FIG. 4, the support 50 has a mounting portion 52 for mounting to the housing 12 via bolts 51,51. The mounting portion 52 includes the bolt 5
1 and 51 are provided with bolt holes 53 and 53 for insertion. One side of the mounting portion 52 is a bent portion 54 bent in a hook shape.
It has become. A locking pin 55 for locking the other end of the tension spring 60 protrudes above the bent portion 54. That is, the tension spring 60 is interposed between the locking pin 55 of the support 50 and the locking piece 45 of the lock lever 40. From one side of the bent portion 54, a lever support portion 56 protrudes in a direction opposite to the mounting portion 52, that is, in the direction of the rear door 16. This lever support 56
Has a pivot 57, and the lock lever 40 is rotatably supported by fitting the pivot 57 into a pivot hole 43 formed in the head portion 42 of the lock lever 40.

As shown in FIGS. 3 and 4, on the inner surface of the side door 18, a locking member 47 having an L-shaped cross section is attached. The locking fitting 47 has a locking hole 49 for engaging and disengaging from the lock piece 48 by swinging the lock lever 40.

From one side of the lever support 56, the back door 1
A support plate 58 having a hole 59 through which a central support shaft 70 provided substantially in the center of 6 protrudes at a right angle.

The center support shaft 70 has a C
It is supported by a spindle support member 71 having a U-shape.
As shown in FIG. 4, the support shaft 71
Screws 73 on the L-shaped section 72 attached to the inner surface of the
Is fixed by

As described above, the rear door 16 is attached to the central support shaft 7.
0, as shown in FIG.
And three fulcrums, so that the door can be opened and closed in a stable state.

Next, the operational relationship among the back door 16, the side door 18, and the lock mechanism 30 will be described with reference to FIGS.

FIG. 3 shows a state in which the back door 16 is open. In this open state, the tip of the head portion 42 of the lock lever 40 is not pressed by the inner surface of the back door 16. For this reason, the lock lever 40 is rotated counterclockwise around the pivot 57 of the support 50 by the tension spring 60 interposed between the support 50 and the lock lever 40, that is, rotates counterclockwise. Then, the tip of the head section 42 projects from the inside of the housing 12, and the lock piece 48 is at a position disengaged from the lock hole 49 formed in the lock fitting 47. Therefore, the side door 18
Is in the unlocked state, and the handle 22 shown in FIG.
Can be easily opened by pulling the outside with your hand.

Next, as shown in FIG. 3, when the back door 16 is opened and the side door 18 is open, to close both doors, the side door 18 is first closed, and then the back door 16 is closed. . Then, as shown in FIG. 6, the inner wall of the back door 16 and the tip of the head portion 42 of the lock lever 40 come into contact with each other,
The head 42 is pushed into the housing 12. At this time,
The lock lever 40 rotates clockwise, that is, clockwise as shown by an arrow, against the tension force of the tension spring 60 about the pivot 57. The lock piece 48 of the lock lever 40 is provided with a locking hole 49
It enters and engages to be in a locked state. In this locked state, even if the user tries to open only the side door 18, the locking mechanism 30 is fixed to the housing 12 and cannot be opened, and the side door 18 is securely locked to the housing 12. can do.

In the above-mentioned locked state, as shown in FIG. 4, if the gap is made small so that the width of the locking hole 49 is slightly larger than the width of the locking piece 48, the play of the side door 18 can be reduced. Is prevented.

Further, when the back door 16 is closed, if it is not securely closed and locked with a lock, the tension force of the tension spring 60 acts, so that the lock lever 40 exerts a rotational force in the counterclockwise direction, and The rear door 16 is opened halfway through the portion 42. That is, unless the back door 16 is completely closed, the side door 18 is also not locked, so that the lock mechanism 30 also has a function of preventing the back door 16 from being forgotten to be closed.

The lock mechanism 30 may be provided at least above the side door 18 as shown in FIG. At this time, a conventional lock mechanism shown in FIG. 7 is provided below the side door 18. In this case, play is produced at the lower side of the side door 18 but the upper side is securely locked, so that even if the side door 18 is forcibly opened, it cannot be opened. Preferably, if the lock mechanism 30 of the present invention is mounted above and below the side door 18, rattling does not occur on the entire side door 18.

[0024]

As described above, according to the side door lock mechanism of the present invention, the head portion of the lock lever rotatably mounted on the housing of the automatic ticket vending machine is always attached to the back door direction by a tension spring. When the back door is closed, the lock piece formed at the lower end of the lock lever is engaged with and disengaged from the locking hole of the locking fitting provided on the side door by opening and closing the back door. Since the locking piece is fitted into the locking hole and locked, the side door can be securely locked to the housing.

Further, when the side door is locked by setting a slight gap between the width of the locking hole and the width of the lock piece, it is possible to reduce the play of the side door.

Further, since the head portion of the lock lever is constantly urged toward the rear door by the tension spring, the side door is not locked unless the rear door is completely closed.
It is possible to prevent forgetting to close the back door.

[Brief description of the drawings]

FIG. 1 is a side view of an automatic ticket gate provided with a door lock mechanism according to the present invention.

FIG. 2 is an exploded perspective view of the lock mechanism shown in FIG.

FIG. 3 is a front view of the lock mechanism shown in FIG. 2;

FIG. 4 is a top view showing a relationship between a lock mechanism, a housing, and a back door shown in FIG. 3;

FIG. 5 is a side view of the lock mechanism shown in FIG.

FIG. 6 is a diagram corresponding to FIG. 3 and showing the operation of the lock lever when the back door is closed.

FIG. 7 is a diagram showing a conventional side door lock mechanism, showing a relationship with a back door.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Automatic ticket vending machine 12 Case 16 Back door 18 Side door 30 Lock mechanism 40 Lock lever 42 Head part 47 Lock fitting 48 Lock piece 49 Lock hole 50 Supporting body 57 Axis 60 Tension spring

Claims (2)

[Claims] 1. A head (42) rotatably mounted on a pivot (57) provided on the housing (12) side of an automatic ticket vending machine (10) and located above the pivot (57). , The vending machine at the lower end
A lock lever (40) having a lock piece (48) protruding in the direction of the back door (16) of (10); and the casing for constantly biasing the head portion (42) in the direction of the back door (16). A tension spring (60) provided between the body (12) and the lock lever (40), and fixed to a side door (18) of the automatic ticket vending machine (10) to open and close the back door (16). A lock hole with which the lock piece (48) is disengaged
A locking mechanism (47) having (49) a side door lock mechanism for an automatic ticket vending machine, comprising: 2. The lock lever (40) is connected to the housing (12).
Attached to a support (50) having a pivot (57) rotatably supporting the lock lever (40), and the tension spring (60) is attached to the support (50) and the lock lever.
The side door lock mechanism of an automatic ticket vending machine according to claim 1, wherein the side door lock mechanism is provided between (40).