JP5995063B2 - vending machine - Google Patents

Description

  The present invention provides a product carrying system that is disposed on an inner door of a heat insulating structure that covers a front opening of a main body cabinet having a commodity storage having a heat insulating structure and cooperates with the product storage and a product outlet provided on an outer door. It is pivotally supported by a commodity outlet frame having an outlet so as to be freely opened and closed. Normally, the commodity outlet is closed by its own weight to prevent leakage of cool air or warm air in the warehouse, while being discharged from the commodity storage. In particular, it is related to a vending machine equipped with a product exit door that is pushed open by a product, particularly while maintaining the function of blocking the product exit by its own weight and preventing leakage of cold air or warm air in the warehouse. The present invention relates to a vending machine that suppresses heat loss that enters and exits between the inside and the outside of the product storage using the product exit door as a heat transfer path.

  A beverage vending machine that sells soft drinks, etc., has a main cabinet with a heat-insulated product storage with an open front, an outer door supported by a hinge on the front of the main cabinet so as to be opened and closed, and a front opening of the main cabinet It consists of an inner door with a heat-insulating structure. The cabinet of the main body cabinet formed as a heat-insulating housing is partitioned into a plurality of product storage rooms in the left-right direction by a heat-insulating partition wall, and each product storage room stores products in a laid-down state and a product carry-out device at the lower end. The product rack having the product rack is disposed, and a product discharge shooter in a forward tilt posture in which the product discharged by the product discharge device slides or rolls is disposed at a lower portion of the product rack, and a lower portion of the product discharge shooter In addition, a cooling / heating unit is provided at the lower end of each product storage room for cooling or heating each product storage room to store the product stored in the product rack in a cold hot state. The cooling / heating unit is provided with an internal fan, and after the cold / warm air cooled / heated by the cooling / heating unit is blown forward from the bottom of the internal chamber, the direction is changed upward by the inner door described later. Then, the air is circulated and returned to the cooling / heating unit through a suction duct disposed on the back of the cabinet after the product storage room is ventilated.

  The upper area of the front surface of the outer door is formed as a display room covered with a transparent plate for displaying product samples, and a product selection button unit is provided on the front surface of the transparent plate, which is displayed on the product selection button unit. It has a product selection button provided corresponding to the product sample. A coin insertion slot, a bill insertion slot, a return lever, a handle lock, and the like are provided in the middle front of the outer door, and a product outlet, a coin return slot, and the like are provided in the lower area of the outer door.

  The inner door is provided with a commodity outlet frame having a commodity outlet for linking the commodity storage of the main body cabinet and the commodity outlet of the outer door. The product carry-out frame is provided with a hanging-type product carry-out door that is pivotally supported at the upper end. The product exit door normally blocks the product exit by its own weight and prevents leakage of cool air or warm air in the cabinet, while being pushed open by the product delivered from the product storage. Send the product to the product outlet.

  FIG. 5 shows a product exit door of this type of conventional apparatus. In the figure, reference numeral 100 is supported by a hinge on the front of a main body cabinet (not shown) having a heat-insulated product storage with the front open. The outer door 100 is provided with a product outlet 102 formed in a box-shaped product outlet frame 101 having an open rear side. A transparent outlet door 103 covering the commodity outlet 102 is pivotally supported on the commodity outlet frame 101 so as to be swingable about a shaft 103a. Reference numeral 200 denotes an inner door with a heat insulating structure that covers the front opening of the main body cabinet, and a frame-shaped product outlet frame 300 having a product outlet 400 that links the product storage of the main body cabinet with the product outlet 102 of the outer door 100. It has. The product carry-out frame 300 is provided with a hanging product carry-out door 500. The product outlet door 500 is a rectangular synthetic resin that covers the product outlet 400, and a shaft portion 501 that protrudes outward from the left and right ends of the upper portion is pivotally supported by the product outlet frame 300. Further, the product carry-out door 500 includes a curved surface 502 that has a vertical cross section that bulges up and down in a manner that bulges toward the product take-out port 102, and the position of the center of gravity is more than the vertical line passing through the shaft portion 501. It is formed so that the moment of the direction which contacts the frame-shaped inner edge of the goods outlet frame 300 will arise in the said goods outlet door 500 near the outlet 102 side (for example, patent document 1). Reference numeral 104 denotes a stopper that regulates the rotation range of the commodity outlet door 500.

  In the vending machine having such a configuration, the cooling / heating unit disposed in the product storage room in the cabinet of the main body cabinet is operated to cool / heat the product stored in the product storage rack to an appropriate sales temperature. In this case, when the circulating air flow blown forward by the internal fan provided in the cooling / heating unit hits the door plate surface of the product exit door 500 and changes its direction, the product exit door 500 is pushed open. Act on. However, since the product outlet door 500 includes the curved surface 502 that bulges toward the product outlet 102 so that the position of the center of gravity is located closer to the product outlet 102 than the vertical line passing through the shaft portion 501. The circulating air flow is not leaked by being pushed open by the circulating air flow blown by the internal fan. Then, the merchandise discharged from the merchandise storage rack pushes open the merchandise outlet door 500 to send the merchandise to the merchandise outlet 102, and then returns to its own weight to close the merchandise outlet 400.

Japanese Patent No. 3203134

  By the way, there is a temperature difference between the inside and outside of the product storage box closed by the inner door of the heat insulating structure, and heat enters and exits between the inside and the outside using the product exit door 500 as a heat transfer path. . Moreover, since the circulating air flow blown forward by the internal fan and hits the door surface of the product carry-out door 500 to change the direction is air immediately after being cooled / heated by the cooling / heating unit, the product is stored. The temperature difference between the inside and the outside of the warehouse is the largest, and the amount of heat entering and exiting between the inside and the outside of the warehouse using the product outlet door 500 as a heat transfer path cannot be ignored. However, since the product exit door 500 is formed as a light and thin flapper so as not to hinder the operation of carrying out the product, the product exit door 500 has low heat insulation, and the inside and outside of the compartment through the door plate of the product exit door 500. The amount of heat that enters and exits during this period increases, and the heat load of the cooling / heating unit increases accordingly, and the running cost of the vending machine increases.

  Therefore, it is also known that heat insulation is suppressed by sticking a heat insulating material to the outer surface of the door plate of the commodity exit door 500. However, the conventional product outlet door 500 is pushed by the circulating air flow blown by the internal fan so that the circulating air flow does not leak and the center of gravity position is higher than the vertical line passing through the shaft portion 501. An arc-shaped curved surface 502 is formed so as to bulge toward the product outlet 102 over the entire area of the door plate of the product outlet door 500 so as to be positioned on the outlet 102 side. For this reason, when a heat insulating material is stuck on the curved surface 502 of the product exit door 500, the rotation range of the product exit door 500 restricted by the stopper 104, that is, the product delivery port width L shown in FIG. The product outlet width L becomes narrower as the plate thickness of the heat insulating material is increased, which may hinder the delivery of the product. In this case, if the depth dimension of the outer door 100 is increased, a product delivery width L having a predetermined dimension can be obtained. However, in a vending machine that is required to be thin, the depth dimension of the outer door may be increased. Can not. Therefore, there is a limitation in increasing the heat insulation performance by increasing the thickness of the heat insulating material adhered to the outer surface of the commodity outlet door 500 without changing the depth dimension of the outer door.

  The present invention has been made in view of the above points, and an object of the present invention is to automatically solve the above-described problems and can improve the heat insulation performance of the commodity exit door without changing the depth dimension of the outer door. To provide a vending machine.

In order to achieve the above object, the invention according to claim 1 is provided in the inner door of the heat insulating structure that covers the front opening of the main body cabinet having the commodity storage of the heat insulating structure and provided in the product storage and the outer door. It is pivotally supported by a product carry-out frame having a product carry-out port that cooperates with the product take-out port that is opened and closed, and the product carry-out port is normally closed by its own weight to prevent leakage of cool air or warm air in the warehouse. On the other hand, it is provided with a product exit door that is pushed open by the product paid out from the product storage, and the product exit door is curved so as to bend up and down in such a manner that the longitudinal section bulges toward the product exit side. In the vending machine formed with a surface, the merchandise exit door has a curved surface that is curved in a manner that the longitudinal section bulges toward the merchandise outlet side, and is continuous with the curved surface. the site of upward closer to the flat surface A heat insulating material having a thickness up to the top of the curved surface from the flat surface, characterized by comprising adhered to the flat plate surface.

The invention according to claim 2 is the vending machine according to claim 1, wherein the heat insulating material is made of rigid urethane foam.

The invention according to claim 3 is characterized in that, in the vending machine according to claim 1, a thin heat insulating cover is attached so as to cover the curved surface and the heat insulating material.

According to the vending machine according to claim 1 of the present invention, the vending machine is provided on the inner door of the heat insulating structure that covers the front opening of the main body cabinet having the heat-insulating product storage, and is provided on the product storage and the outer door. It is pivotally supported by a product carry-out frame having a product carry-out port that cooperates with the product take-out port that is opened and closed, and the product carry-out port is normally closed by its own weight to prevent leakage of cool air or warm air in the warehouse. On the other hand, it is provided with a product exit door that is pushed open by the product paid out from the product storage, and the product exit door is curved so as to bend up and down in such a manner that the longitudinal section bulges toward the product exit side. In the vending machine formed with a surface, the merchandise exit door has a curved surface that is curved in a manner that the longitudinal section bulges toward the merchandise outlet side, and is continuous with the curved surface. the site of the upper toward a flat surface, the By becoming a heat insulating material having a thickness from the plate surface to the top of the curved surface and attached to the flat plate surface, the area of the curved surface becomes a factor of the heat transmission of the internal and outside-compartment in product unloading opening door A heat insulating material corresponding to at least the volume of the curved surface that has been removed can be disposed at an upper portion that is continuous with the curved surface, and can improve the heat insulation performance of the commodity carry-out door. Can do. In addition, the removed curved surface brings the emphasis of the product exit door toward the product exit side and contributes to the moment in the direction of coming into contact with the inner edge of the product exit frame. The door does not impair the function of closing the commodity outlet. Moreover, the heat insulation performance can be further improved by increasing the thickness of the heat insulating material within a range that does not hinder the rotation range of the commodity exit door.

According to the vending machine according to claim 2 of the present invention, in the vending machine according to claim 1, the heat-insulating material is made of rigid urethane foam, so that the merchandise carry-out door impedes the merchandise carry-out operation. This has the advantage that the plate thickness can be increased while maintaining the light weight.

Further, according to the vending machine according to claim 3 of the present invention, in the vending machine according to claim 1, by attaching a thin heat insulating cover in a manner covering the curved surface and the heat insulating material. In addition, the product exit door can absorb impact sound when the product exit door collides with a product exit constituent member (for example, a stopper or anti-theft plate for restricting the rotation range of the product exit door) and also insulate the product exit door. The performance can be further improved.

1 is a front view of a vending machine according to an embodiment of the present invention. It is a perspective view of the outer door open state of the vending machine of FIG. It is a disassembled perspective view of a goods carry-out exit frame. The goods outlet door arrange | positioned at the inner door in the vending machine of FIG. 1 is shown, (a) is the disassembled perspective view, (b) is a side view of the goods outlet door. It is a schematic explanatory drawing of the goods exit door which shows a conventional apparatus.

Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
As shown in FIGS. 1 and 2, this vending machine includes a main body cabinet 1 having a heat-insulated product storage with an open front surface, and an outer door 2 supported by a hinge on the front surface of the main body cabinet 1 so as to be opened and closed. And the inner door 3 of the heat insulation structure which covers the front opening of the goods storage in the main body cabinet 1 is provided. The interior of the product cabinet having a heat insulating structure of the main body cabinet 1 is partitioned into a plurality of product storage chambers in the left-right direction by a heat insulating partition wall, and each product storage chamber stores products in a laid state and a product carry-out device at the lower end. The product rack having the product rack is disposed, and a product discharge shooter in a forward tilt posture in which the product discharged by the product discharge device slides or rolls is disposed at a lower portion of the product rack, and a lower portion of the product discharge shooter In addition, a cooling / heating unit is provided at the lower end of each product storage room for cooling or heating each product storage room to store the product stored in the product rack in a cold hot state. The cooling / heating unit is provided with an internal fan for circulating the internal air.

  The upper area of the front surface of the outer door 2 is covered with a transparent plate 4, and a space between the transparent plate 4 and the middle door 5 supported by the outer door 2 so as to be opened and closed is formed as a display chamber 6. On the front surface of the inner door 5, a display table 7 is mounted in which a plurality of product samples 8 corresponding to the products stored in the cabinet of the main body cabinet 1 are placed side by side in a row on the left and right in three stages. . The transparent plate 4 is provided with a product selection button unit 9 at a position facing each display stand 7, and the product selection button unit 9 is arranged on the left and right corresponding to each product sample 8 placed on the display stand 7. A product selection button 9a provided in a line is provided. Further, on the front surface of the outer door 2, a coin insertion slot 21, a bill insertion slot 22, a return lever 23, a display 24, a coin return slot 25, a product outlet 26, a handle lock 27, etc. are provided. On the back side, a coin recognition device 28, a bill recognition device 29, and the like are provided.

  As shown in FIG. 2, the inner door 3 is divided into an upper inner door 31 and a lower inner door 32 in the vertical direction. The upper inner door 31 is disposed so as to cover the upper area of the product storage where the product input port to the product rack of the product storage compartment partitioned in the product storage is located and is opened and closed by the hinge on the outer door 2 It is pivotally supported, is normally locked to the outer door 2 and opens and closes together with the outer door 2, and the upper inner door 31 is also opened as the outer door 2 is opened to replenish the product, and the product inlet is exposed. It is configured as follows. The lower inner door 32 is pivotally supported by the main body cabinet 1 so as to be openable and closable by a hinge so as to cover the lower region of the product storage, and is configured to be opened during maintenance in the product storage.

  Below the lower inner door 32, three product outlet frames 10 are provided in this embodiment corresponding to the product storage compartments partitioned in the product storage. As shown in FIG. 3, the product carry-out frame 10 has a frame shape having a product carry-out port 11 that links a product carry-out shooter disposed in the lower part of each product storage chamber and a product take-out port 26 of the outer door 2. Is formed. The product outlet frame 10 is provided with a hanging-type product outlet door 12 according to the present invention. The product carry-out door 12 is pivotally supported by the product carry-out frame 10 so as to cover the product carry-out port 11 and normally blocks the product carry-out port 11 by its own weight and prevents leakage of cool air or warm air in the warehouse. On the other hand, it is configured as follows so as to be pushed open to the product delivered from the product delivery device of the product rack in the product storage room.

  That is, as shown in FIG. 4, the product carry-out door 12 is a rectangular synthetic resin that covers the product carry-out port 11, and is pivoted on the product take-out frame 10 that protrudes outward from the left and right ends of the upper part. A shaft portion 121 to be supported is formed. A curved surface 122 that is curved in such a manner that the longitudinal section bulges toward the product outlet 26 is formed near the lower side of the commodity outlet door 12, and an upper portion continuous with the curved surface 122 is a flat plate surface 123. It is formed as. That is, while the curved surface 502 of the conventional product carry-out door 500 shown in FIG. 5 is formed over the entire area of the door plate of the product carry-out door 500, the product carry-out according to this embodiment is performed. The curved surface 122 of the exit door 12 is formed close to the commodity outlet door 12 and has a configuration in which the curved surface 502 at a portion above the conventional commodity outlet door 500 is removed. A flange 124 serving as an outer shell of a heat insulating material 13 to be described later is provided on the periphery of the flat surface 123 excluding the curved surface 122 side.

A heat insulating material 13 is adhered to the flat plate surface 123 surrounded by the flange 124 in the commodity exit door 12 with a double-sided tape or the like. The heat insulating material 13 is made of a rigid polyurethane foam, and is formed in a rectangular shape having a contour along the three-side flange 124 and the curved surface 122. The plate thickness of the heat insulating material 13 can be a dimension from the flat plate surface 123 to the top of the curved surface 122, and can be formed relatively thick. A cushion 14 made of foamed polyethylene is attached to the outer surface of the commodity exit door 12. The cushion 14 is attached with a double-sided tape or the like so as to cover the outer surface of the curved surface 122, the outer surface of the heat insulating material 13, and the periphery of the left and right flanges 124. The cushion 14 is supported by being suspended in a component of the product outlet 26, for example, the stopper 104 shown in FIG. While absorbing the impact sound at the time of colliding with a burglarproof board, it suppresses the heat | fever flow of the goods exit door 12 and contributes to the improvement of heat insulation performance. The cushion 14 constituting the adiabatic cover.

  In the merchandise exit door 12, the curved surface 502 of the conventional merchandise exit door 500 shown in FIG. Since the curved surface 122 is formed near the product exit door 12 and the curved surface 502 in the upper part of the conventional product exit door 500 is removed, the curved surface 502 is removed. The moment for contacting the product outlet door 12 with the inner edge of the product outlet frame 10 is insufficient. However, the shortage is compensated by the heat insulating material 13 attached to the trace of the removed curved surface 502. Therefore, the product outlet door 12 is not pushed open by the circulating air flow blown by the internal fan provided in the cooling / heating unit, and the circulating air flow does not leak. Further, the trace of the curved surface 502 removed in the conventional product exit door 500 is used as a place where the heat insulating material 13 is disposed, so that the rotation range of the product exit door 12, that is, the product delivery port shown in FIG. Since the width L is not limited, there is no risk of hindering the delivery of the product. And since the curved surface 1222 in which the vertical cross section swelled in the aspect which bulges to the goods outlet 26 side is formed near the downward direction of the goods outlet door 12, inside and outside of the warehouse in the goods outlet door 12 are formed. The curved surface 122 that causes heat flow can be reduced, and the heat insulating material 13 corresponding to at least the volume of the removed curved surface is disposed on the upper flat plate surface 123 that is continuous with the curved surface 122. Therefore, the heat insulation performance of the product exit door can be improved.

  As described above, in the vending machine according to this embodiment, the vending machine is disposed on the inner door 3 of the heat insulating structure that covers the front opening of the main body cabinet 1 having the heat storage structure of the commodity storage. It is pivotally supported by a product carry-out frame 10 having a product carry-out port 11 that cooperates with a product take-out port 26 provided in the outer door 2, and the product carry-out port 11 is closed by its own weight at all times. While suppressing the leakage of cold air or warm air, it is provided with a product exit door 12 that is pushed open by the product delivered from the product storage, and the product exit door 12 has a longitudinal section on the product exit 26 side. In the vending machine in which a curved surface (curved surface 502 in FIG. 5) that is curved in a bulging manner is formed, the product exit door 12 has a longitudinal section that bulges toward the product outlet 26 side. Curved bay in a manner to While the surface 122 is disposed on the lower side, the trace of the upper surface that is continuous with the curved surface 122 and the curved surface 502 has been removed is used as the place where the heat insulating material 13 is disposed. 12, the area of the curved surface 122 that causes heat flow inside and outside the cabinet can be reduced, and at least the curved surface 502 removed from the upper portion (flat plate surface 123) continuous with the curved surface 122. Since the heat insulating material 13 corresponding to the volume of the product can be disposed, the heat insulating performance of the commodity carry-out door 12 can be improved. In addition, the heat insulating material 13 compensates for the portion of the removed curved surface 502 that contributes to the moment in the direction of bringing the emphasis of the product outlet door 12 toward the product outlet side and contacting the inner edge of the product outlet frame. This has the advantage that the product exit door 12 does not impair the function of closing the product exit 11.

  In the above-described embodiment, the curved surface 122 of the product exit door 12 is an arcuate surface. However, any product may be used as long as the center of gravity of the product exit door 12 is brought closer to the product exit 26 side. In addition, although the curved surface 122 and the flat plate surface 23 are provided so as to bisect the product carry-out door 12 up and down, a curved surface is formed in the lower region of the product carry-out door 12 and the product carry-out door 12 is formed. A flat surface (heat insulating material) may be formed in the remaining area of the exit door 12. Therefore, the present invention is not limited to the embodiment.

  DESCRIPTION OF SYMBOLS 1 ... Main body cabinet, 2 ... Outer door, 3 ... Inner door, 10 ... Product delivery exit frame, 11 ... Product delivery exit, 12 ... Product delivery exit door, 13 ... Thermal insulation, 14 ... Cushion, 26 ... Product delivery exit, 121 ... shaft portion, 122 ... curved surface, 123 ... flat plate surface, 124 ... flange.

Claims (3)

A product having a product outlet disposed in an inner door of a heat insulating structure that covers a front opening of a main body cabinet having a product storage of a heat insulating structure and linking the product storage and a product outlet provided in the outer door. It is pivotally supported by the carry-out outlet frame so that it can be opened and closed at all times, and the product carry-out opening is closed by its own weight to prevent leakage of cold air or warm air in the cabinet, while being pushed by the product delivered from the product storage. In the vending machine comprising a product exit door to be opened, the product exit door is formed with a curved surface that is curved across the top and bottom in a mode in which the longitudinal section bulges to the product exit side,
The product carry-out door is provided with a curved surface that is curved in such a manner that its longitudinal section bulges toward the product take-out side, while an upper portion continuous with the curved surface is a flat plate surface. A vending machine , wherein a heat insulating material having a plate thickness from a surface to the top of a curved surface is attached to the flat plate surface . The vending machine according to claim 1, wherein the heat insulating material is made of rigid urethane foam . 2. The vending machine according to claim 1, wherein a thin heat insulating cover is attached so as to cover the curved surface and the heat insulating material .

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