JP3888277B2 - Insulation door lock device of vending machine - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention defines a product storage with a front opening in the main body, defines a heat insulating door that closes the front of the product storage, and a lock device that locks the heat insulating door to the front of the product storage. The present invention relates to an insulated door lock device for a vending machine.
[0002]
[Prior art]
As a vending machine provided with this kind of conventional heat insulation door locking device, what is indicated, for example in patent documents 1 and patent documents 2 is known. These vending machines include a main body 1 having a product storage 2 having an open front as shown in FIG. 7, a product display section, a product selection button, a product take-out section, a money slot (not shown above) and the like. The main body 1 has an outer door 3 that opens and closes the front surface, a product storage rack 8 provided in the product storage 2, and heat insulating doors 4, 5 that are provided inside the outer door 3 and close the front of the product storage 2. It has. Moreover, although not shown in figure, the goods storage 2 is equipped with the cooler which cools the inside of a store | warehouse | chamber, the heater which heats the inside of a store | warehouse | chamber, etc. Then, the product stored in the product storage rack 8 is cooled or heated and stored in the product storage box 2. When the customer enters the price of the product desired by the customer and operates the selection button, the product is stored. Is discharged from the product storage rack 8 and carried out to the product take-out portion of the outer door 3 through the heat insulating door 4. Here, the heat insulating door 4 was pressed against the front of the product storage 2 to close the front of the product storage 2 in order to efficiently cool or heat the product in the product storage 2 and stored in the product storage rack 8. A product carry-out port 17 having an opening / closing door for carrying out the product to a product take-out port provided in the outer door 3 is provided. Further, the heat insulating door 4 is locked to the front surface of the commodity storage 2 by the lock device 23.
[0003]
[Patent Document 1]
Japanese Patent Laid-Open No. 10-334328 [Patent Document 2]
Japanese Patent Laid-Open No. 11-3461
[Problems to be solved by the invention]
By the way, the goods outlet 17 provided in this heat insulation door 4 provides the goods discharged | paid out from the goods storage rack 8 provided in the goods storage 2 via the heat insulation door 4, in the outer door 3 of the outer side. If the position of the product outlet 17 with respect to the product storage rack 8 in the product storage 2 or the product extraction part of the outer door 3 shifts, the product in the middle of carrying out is provided. However, there is a high possibility that the product will be caught in the product outlet 17 or the like and become clogged. In other words, the heat insulating door 3 in which the merchandise outlet 17 is disposed needs to hold its closed position at a predetermined position with respect to the merchandise storage rack 8 in the merchandise storage 2 and the merchandise take-out portion of the outer door 3. There is. For example, in the conventional heat insulating door 4, vertical displacement is often caused by its own weight, opening / closing operation, etc., and therefore the hinge that pivotally supports the heat insulating door 4 in the left-right direction on the front surface of the product storage 2. A portion (not shown) is formed firmly, and a support fitting 22 that supports the heat insulating door 4 is disposed below the heat insulating door 4 so that the vertical closing position of the heat insulating door 4 does not shift. However, in such a conventional device, the cost is increased because the hinge portion is strong, or the number of parts increases due to the arrangement of the support bracket 22, and the manufacturing cost increases. Further, when the heat insulating door 4 is closed. There is a problem that the opening / closing operation is not easy because an operation of pulling up on the support fitting 22 provided for positioning is necessary.
[0005]
The present invention was made to solve such a problem, and devised a heat insulating door lock device for locking a heat insulating door that closes the front surface of the product storage, for example, a hinge that pivotally supports the heat insulating door. The purpose is to make it simple, or to reduce the manufacturing cost by removing the support bracket, and to improve the operability by facilitating the opening / closing operation of the heat insulating door.
[0006]
[Means for Solving the Problems]
In order to solve the above-mentioned problems, the invention according to claim 1 includes a product storage provided in a main body and having an open front, and a product exit for carrying out the product in the product storage outward. In a vending machine provided with a heat insulating door that closes the front surface of the storage and a lock device that is provided on one side of the heat insulating door and pivotally supports the heat insulating door on the main body, the lock device has an L-shape. One arm portion of the bent bar-shaped member is rotated vertically around the central axis of the other arm portion, and the heat insulating door is brought into contact with the tip end portion of the one arm portion so as to place the heat insulating door in the commodity storage A striker portion having a contact surface that presses and locks against the front surface of the heat insulating door and a slope that regulates the vertical position of the heat insulating door by guiding the vertical position of the other arm portion when the heat insulating door is pressed. Is provided.
[0008]
According to a second aspect of the present invention, in the vending machine according to the first aspect, in the locking device, one arm portion of the bar-shaped member bent in an L shape is centered on the central axis of the other arm portion. The latch portion that pivots vertically, the abutting surface that abuts against the front end portion of the one arm portion and presses and locks the heat insulating door against the front surface of the product storage, and when the heat insulating door is pressed By providing a striker portion having a slope that regulates the vertical position of the heat insulating door by guiding the vertical position of the other arm portion, the locking device can be configured simply.
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Embodiments of the present invention will be described with reference to the drawings. In addition, the same sign is attached | subjected to the structure which has the same or similar function as the past.
[0010]
1 is a front view showing a vending machine according to an embodiment of the present invention, FIG. 2 is a side sectional view showing the vending machine according to the embodiment of the present invention, and FIG. 3 is an outer door in the vending machine according to the embodiment of the present invention. FIG. 4 is a cross-sectional plan view showing a vending machine according to an embodiment of the present invention.
[0011]
As shown in the figure, this vending machine has a main body 1 with a product storage 2 that opens at the front, an outer door 3 that covers the front of the main body 1, and a heat insulating door 4 that closes the opening at the front of the product storage 2. 5 etc.
[0012]
The product storage 2 is defined by a heat insulating wall 7 in the main body 1, and a product storage rack 8 for storing products such as cans and bottles is provided inside. The merchandise storage rack 8 is provided with a merchandise entry port 8a for feeding merchandise from the front at the top, and a merchandise carry-out device 8b for carrying the merchandise from below at the bottom. Further, below the product storage rack 8, a product carry-out chute 9 for carrying the product carried out from below the product storage rack 8 to the front of the product storage 2 is disposed.
[0013]
The outer door 3 includes a product display unit 11, a product selection button 12, a product take-out door 13, a money slot 14, a key unit 15 and the like on the front, and the product carried out by the product carry-out chute 9 is insulated at the lower part of the back. The product take-out part 16 carried out through the door 4 and the heat insulation door 5 which closes the upper part of the opening of the front of the product storage 2 so as to face the product input port 8a of the product storage rack 8 are arranged at the upper part of the back side. Has been. Further, one end of the outer door 3 is pivotally supported on the main body 1 by a hinge 10 and is opened and closed by a hinged door type in the left-right direction.
[0014]
The heat insulation door 4 is provided so as to cover the opening below the upper opening of the front of the product storage 2 that is closed by the heat insulation door 5, and the product that is carried out from the product storage rack 8 and carried forward by the product carry-out chute 9. Is provided with a product outlet 17 through which it passes to be sent to a product take-out section 16 provided in the outer door 3 outside the product storage 2. Moreover, the left side of the heat insulating door 4 is pivotally supported on the main body 1 by a hinge portion 21 and closes a predetermined opening portion on the front surface of the product storage 2 in a hinged door manner. Also, the right side portion of the insulating door 4 latch (latch unit) 26 and the striker lock device 25 comprising a (striker) 28 is provided, et al is, the insulating door 4 is locked by being pressed into 2 front product storage .
[0015]
FIG. 5 is a perspective view showing the lock device 25 that locks the heat insulating door 4. As shown in the drawing, the latch 26 constituting the locking device 25 is formed by bending a round bar-like member, and is provided with a shaft portion (the other arm portion) 26a extending linearly at the center portion, and L at one end thereof. A grip part 26c is provided, in which an arm part (one arm part) 26b bent in a letter shape is bent at the other end so as to be substantially orthogonal to the arm part 26b. The latch 26 is loosely fitted to the U-shaped holding metal fitting 27 on the shaft portion 26a, so that the arm portion 26b can be rotated vertically around the central axis of the shaft portion 26a. A heat insulating door 4 is attached to the front surface. The striker 28 is formed by bending a plate-like member into a box shape. The striker 28 is provided with an insertion hole 28a through which the latch 26 is inserted at the center, and the front end of the arm portion 26b of the latch 26 inserted through the insertion hole 28a. An abutment surface 28b is provided to abut against. Furthermore, the tip of the arm portion 26b of the inserted latch 26 abuts on the abutting surface 28b at the lower outer periphery of the insertion hole 28a, and moves backward by being rotated about the central axis of the shaft portion 26a. A slope 28c is formed in contact with the shaft portion 26a to guide the shaft portion 26a to a predetermined vertical position. The striker 28 is attached to the inner side of the front portion of the main body 1 by a set screw 29 corresponding to the latch 26.
[0016]
In the vending machine configured as described above, when the outer door 3 is opened, the upper heat insulating door 5 provided on the rear surface of the outer door 3 is simultaneously opened, and the commodity storage rack 8 is opened from the upper part of the front opening of the commodity storage 2. The product can be directly replenished to the product input port 8a. Thereby, workability | operativity in the case of replenishing goods in a body can be improved.
[0017]
Further, when the outer door 3 is opened and then the latch 26 of the locking device 25 provided on the right side of the heat insulating door 4 is disengaged from the striker 28 and the heat insulating door 4 is opened, the front of the commodity storage 2 is opened. Can be released. Then, with this open portion, for example, a product passage width setting plate (not shown) disposed in the lower part of the product storage rack 8 is operated to change the setting according to the product to be stored and repair the product storage rack 8 Or parts can be exchanged.
[0018]
Here, operation | movement of the locking device 25 which latches the heat insulation door 4 is demonstrated. FIG. 6 is a side view for explaining the operation of the locking device 25. FIGS. 6A to 6C sequentially show the operation states of the latch 26 when the heat insulating door 4 is closed. When the heat insulation door 4 is closed, first, the heat insulation door 4 is rotated around the hinge portion 21 and pressed against the front surface of the product storage case 2, and the latch 26 is slid rightward as shown in FIG. The arm portion 26b of the latch 26 is inserted into the insertion hole 28a of the striker 28. Next, the holding portion 26c is pushed downward to rotate the latch 26 about the central axis of the shaft portion 26a. At this time, the tip end of the arm portion 26b of the latch 26 is rotated vertically and is brought into contact with the contact surface 28b of the striker 28 and pressed backward as shown in FIG. 6B. As a result, the shaft portion 26a of the latch 26 that comes into contact with the slope 28c at the lower outer periphery of the insertion hole 28a moves backward while being guided upward along the slope 28c. When the latch 26 is further rotated, as shown in FIG. 6C, the tip of the arm portion 26b comes into contact with the contact surface 28b substantially perpendicularly, and the gripping portion 26c comes into contact with the surface of the heat insulating door 4 to The rotation is restricted. In this way, the heat insulating door 4 is pressed against the front surface of the product storage case 2 and its vertical position is regulated and locked at a predetermined position.
[0019]
That is, by configuring the lock device 25 in this manner, when the heat insulating door 4 is closed and locked on the front surface of the product storage case 2, its vertical position can be easily regulated. The hinge 21 that pivotally supports 4 can be simplified, and parts such as a support fitting that supports the heat insulating door 4 from below can be eliminated. As a result, it is possible to prevent clogging of merchandise carried out from the merchandise storage rack at the merchandise carry-out port 17, reduce the manufacturing cost, and improve the operability of opening and closing the heat insulating door.
[0020]
The locking device 25 includes a latch portion in which the arm portion 26b of the round bar-like member bent in an L shape as described above rotates vertically around the central axis of the shaft portion 26a, and the tip of the arm portion 26b. The upper and lower sides of the heat insulating door 4 by guiding the vertical position of the shaft portion 26a when the heat insulating door 4 is pressed. By providing the striker portion 28 having the slope 28c that regulates the position, the lock device 25 can be simply configured, and therefore, the lock device 25 with low cost and high reliability can be provided.
[0021]
【The invention's effect】
As described above, according to the invention according to claim 1, when the heat insulating door is locked by closing the front surface of the product storage case, the position in the vertical direction can be easily regulated, and the support bracket or the like can be used. By eliminating the need for parts, it is possible to prevent clogging of products carried out from the product storage rack, to improve the operability of opening and closing the heat insulating door, and to further easily configure the locking device. A lock device with low manufacturing cost and high reliability can be provided .
[0022]
According to the invention which concerns on Claim 2, since a locking device can be comprised simply, a cheap and highly reliable locking device can be provided.
[Brief description of the drawings]
FIG. 1 is a front view showing a vending machine according to an embodiment of the present invention.
FIG. 2 is a side sectional view showing a vending machine according to an embodiment of the present invention.
FIG. 3 is a front view of the main body showing a state in which the outer door is removed in the vending machine according to the embodiment of the present invention.
FIG. 4 is a plan sectional view showing a vending machine according to an embodiment of the present invention.
FIG. 5 is a perspective view showing a lock device for locking the heat insulating door according to the embodiment of the present invention.
6A and 6B are side views showing the operation of the locking device for locking the heat insulating door according to the embodiment of the present invention, in which FIG. 6A is a state in which the arm portion of the latch is inserted into the insertion hole of the striker, and FIG. The state where the tip of the arm is in contact with the contact surface of the striker and pressed backward, and the shaft portion of the latch is guided obliquely upward along the slope of the striker. And a state where the gripping portion is in contact with the surface of the heat insulating door and the rotation of the latch is restricted.
FIG. 7 is a perspective view showing a configuration of a vending machine according to a conventional embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Main body 2 Goods storage 4 Thermal insulation door 17 Goods outlet 21 Hinge 25 Locking device 26 Latch (latch part)
26a Shaft (the other arm)
26b Arm part (one arm part)
28 Strike (Strike Club)
28b Contact surface 28c Slope

Claims (1)

A product storage provided in the main body and having an open front surface, a heat insulating door for closing a front surface of the product storage, the product having a product discharge port for discharging the product in the product storage outward, and the heat insulating door In the vending machine provided with a lock device that is provided on one side and pivotally supports the heat insulating door on the main body, the lock device is configured such that one arm portion of a rod-like member bent in an L shape is the other arm portion. A latch portion that rotates vertically around the central axis of the first contact portion, a contact surface that contacts the front end portion of the one of the arm portions and presses and stops the heat insulating door against the front surface of the product storage, and the heat insulating member. A heat insulating door lock for a vending machine comprising a striker portion having a slope that regulates the vertical position of the heat insulating door by guiding the vertical position of the other arm portion when the door is pressed. apparatus.

Images