JP7255609B2 - vending machine - Google Patents

Description

The present invention relates to a vending machine equipped with a condensing unit of a refrigerator, and the vending machine is provided with an exhaust port cover for closing an exhaust port formed on the back of the vending machine for discharging heat from the condensing unit of the refrigerator. It is about the machine.

A vending machine equipped with a condensing unit of a refrigerator comprises a main body cabinet with an open front and an openable and closable front door closing the front opening of the main body cabinet. The main body cabinet is configured as a heat-insulating housing that forms a product storage by arranging a heat insulating material made of urethane foam on the inside and bottom wall of the top plate, left and right side plates, and back plate that constitute the outer box made of steel plate. there is A product storage rack for storing products is arranged in the product storage surrounded by the heat insulating material of the main body cabinet, and an evaporator, an internal fan, a heater, etc. A cooling/heating unit is provided for cooling or heating the goods stored in the container to keep them in a cold or hot state.

The lower part of the bottom wall forming the commodity storage of the main body cabinet is formed as a machine room. A condensing unit of a refrigerator forming a refrigerating cycle with the evaporator of the cooling/heating unit is arranged in this machine room. The condensing unit of the refrigerator consists of a compressor, an aluminum fin-tube condenser, an outside fan, an expansion valve, etc. and are connected by refrigerant pipes via expansion valves.

The heat generated from the compressor and condenser during operation of the refrigerator is absorbed by the operation of the outside fan through the intake port provided near the lower edge of the front door. After cooling the condenser, the heat is dissipated through an exhaust port formed in the back plate of the vending machine. The exhaust port is formed as a rectangular opening, and is provided with an exhaust port cover that dissipates heat generated from the compressor and the condenser, and prevents entry of pests, rodent mammals, etc. from the outside. . The exhaust port cover is made by assembling multiple wire rods in a grid, spot welding them, and plating them to form a size corresponding to the exhaust port. being stopped.

An exhaust port cover in which a plurality of wire rods are arranged in a grid pattern can prevent insects, rodent mammals, and the like from entering, but cannot prevent rain and snow from entering. If rain or snow enters the machine room of the vending machine and adheres to the compressor of the condensing unit of the refrigerator, it may reduce the function of the condensing unit of the refrigerator and damage the electrical equipment installed in the machine room. If it adheres to parts, there is a risk of electric leakage. In order to solve such a problem, an invention disclosed in Patent Document 1 as shown in FIG. 9 is known.

FIG. 9 shows a conventional vending machine disclosed in Patent Document 1. (a) is a rear view of the main body cabinet of the vending machine, (b) is a perspective view of an exhaust hood, and (c) is an exhaust hood. FIG. 4 is a cross-sectional view of the hood; As shown in FIG. 9(a), a rectangular exhaust port 104 is provided at a portion facing the machine room 103 of the back plate 101 of the main body cabinet 100. The exhaust port 104 is provided with a plate-like exhaust port cover. 105 is detachably provided in such a manner that it is screwed to the edge of the exhaust port 104 of the back plate 101 .

A plurality of exhaust holes 106 (see FIG. 9C) are formed in the plate surface of the exhaust port cover 105, and an exhaust hood 107 having a downward opening is provided in these exhaust holes 106. As shown in FIG. The exhaust hood 107 is similar to an outdoor hood for a ventilation fan, and is composed of an eaves covering the upper and front sides of the exhaust hole 106 and side surfaces covering the left and right sides of the exhaust hole 106. The eaves and the left and right side surfaces Thus, a downward opening is formed. The exhaust hood 107 is formed by making a notch in the plate-like exhaust port cover 105 at a position corresponding to the lower edge of the exhaust hole 106 and pressing the cut. The exhaust hole 106 is formed as a result of pressing an exhaust hood 107 onto the plate-like exhaust port cover 105 , and the exhaust hood 107 shields the upper portion, the front surface, and the left and right side portions. By providing the exhaust hood 107 in the exhaust hole 106 in this way, the heat generated from the compressor and the condenser installed in the machine room is dissipated from the exhaust hole 106 through the downward opening of the exhaust hood 107. It is constructed so as to prevent rain, snow, etc. from entering the machine room.

JP-A-2001-34825

According to the invention disclosed in Patent Document 1, by providing the exhaust hood 107 in the exhaust hole 106, the heat generated from the compressor and the condenser installed in the machine room is exhausted from the exhaust hole 106. This is excellent in that rain, snow, etc. can be suppressed from entering the machine room from above or laterally (horizontally) while radiating through the downward opening of the hood 107 . However, rain and snow blown up by a storm, or raindrops bounced off the installation surface of the vending machine due to heavy rain, enter from the downward opening of the exhaust hood 107, and the condensing unit of the refrigerator installed in the machine room. There is an undeniable problem that it flies up to the interior of the machine room (see the arrow in FIG. 9(c)) so as to directly fall on the equipment and electrical parts of the equipment.

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and its object is to solve the above-mentioned problems and to provide a vending machine that can reduce the infiltration of rain and snow while maintaining heat dissipation. .

In order to achieve the above object, the invention according to claim 1 has a condensing unit of a refrigerator disposed in a machine room of a main body cabinet, and an exhaust port is formed at a portion corresponding to the machine room on the back of the main body cabinet. In a vending machine comprising an exhaust port cover having a plurality of exhaust holes on a plate-like plate surface provided on the exhaust port, at least two sets of the exhaust port cover are provided, and the two sets of exhaust port covers are arranged on the front and rear sides. It is characterized in that they are spaced apart from each other in various modes.

According to a second aspect of the present invention, in the vending machine according to the first aspect, an exhaust hood is provided in each of the plurality of exhaust holes provided in the exhaust port cover.

Further, the invention according to claim 3 is the vending machine according to claim 2, wherein the exhaust hood of the plurality of exhaust holes provided in one of the exhaust port covers exposed to the outside of the machine has a downward opening. On the other hand, the exhaust hoods of the plurality of exhaust holes provided in the other exhaust port cover are characterized by having upward openings.

Further, the invention according to claim 4 is the vending machine according to claim 3, wherein the plurality of exhaust holes provided in the front and rear exhaust port covers are partially overlapped in the front-rear direction and are shifted from each other. characterized by being formed

Further, the invention according to claim 5 is the vending machine according to claim 1, wherein the plurality of exhaust holes provided in the outer exhaust port cover are long holes without exhaust hoods, and the front and rear exhaust port covers The plurality of exhaust holes provided in the front-rear direction are not overlapped in the front-rear direction and are formed at different positions.

According to the vending machine according to claim 1 of the present invention, the condensing unit of the refrigerator is disposed in the machine room of the main body cabinet, and the exhaust port is formed in a portion corresponding to the machine room on the back side of the main body cabinet, A vending machine in which an exhaust port cover having a plurality of exhaust holes on a plate-shaped plate surface is provided on the exhaust port, wherein at least two sets of the exhaust port cover are provided, and two sets of the exhaust port covers are arranged in the front and rear. By arranging them apart from each other, the heat generated from the compressor and the condenser during the operation of the refrigerator is dissipated to the outside through the exhaust holes provided in the respective exhaust port covers, Rain and snow entering through the exhaust hole of one of the exhaust port covers exposed to the outside is prevented from entering by the other exhaust port cover. .

1 shows a vending machine according to Embodiment 1 of the present invention, in which (a) is a rear perspective view thereof, and (b) is a perspective view of the periphery of an exhaust port showing two sets of front and rear exhaust port covers disassembled. be. FIG. 2 is a side cross-sectional view of the vending machine shown in FIG. 1 around a machine room. FIG. 3 shows two sets of front and rear exhaust port covers in FIG. 1, (a) is an exploded perspective view of the two sets of front and rear exhaust port covers, and (b) is an enlarged perspective view of the exhaust hood as seen from below. . FIG. 4 is a rear view of two sets of exhaust port covers stacked one on top of the other, viewed from the rear side. FIG. 5 is a side cross-sectional view partially omitting two sets of exhaust port covers attached to the main body cabinet. FIG. 6 is a rear perspective view of a vending machine according to Embodiment 2 of the present invention. FIG. 7 is a perspective view of the vicinity of the exhaust port in which the front and rear exhaust port covers of FIG. 6 are exploded. FIG. 8 is a back view of two sets of exhaust port covers stacked one on top of the other, viewed from the rear side. FIG. 9 shows a conventional vending machine, (a) is a rear view thereof, (b) is a perspective view of an exhaust hood, and (c) is a sectional view of the exhaust hood.

BEST MODE FOR CARRYING OUT THE INVENTION Hereinafter, vending machines according to embodiments of the present invention will be described in detail based on the drawings. FIG. 1 shows a vending machine for selling canned beverages and PET bottled beverages, which is an example of a vending machine according to Embodiment 1 of the present invention. FIG. 3 is a perspective view of the vicinity of an exhaust port in which a set of exhaust port covers is exploded; FIG. 2 is a side cross-sectional view around the machine room of the vending machine of FIG. 3 shows two front and rear exhaust port covers in FIG. 1, (a) is an exploded perspective view of the two front and rear exhaust port covers, and (b) is an enlarged perspective view of the exhaust hood as seen from below. In the following description, "front and rear" and "left and right" refer to front and rear and left and right when viewed from the front of the vending machine.

As shown in FIG. 1, this vending machine comprises a main body cabinet 1 formed as a heat insulating housing with an open front, and a front opening of the main body cabinet 1 which is openably and closably supported on the front face of the main body cabinet 1 in such a manner as to block the front opening of the main body cabinet 1. and a front door 2. The main body cabinet 1 has a heat insulating panel made of urethane foam disposed inside an outer box made of steel plate, that is, inside a top plate 1a, left and right side plates 1b, a back plate 1c, and a bottom plate 1d (see FIG. 2). A space surrounded by heat insulating panels arranged on the inside of the upper plate 1a, the left and right side plates 1b, the back plate 1c, and the bottom plate 1d is formed as a product storage, and the lower part of the product storage is a machine room 3 ( See also FIG. 2). A product storage rack (not shown) storing products such as canned beverages and PET bottled beverages is installed in the product storage space surrounded by the heat insulating panels of the main body cabinet 1 . In addition, a cooling/heating unit (not shown) that cools or heats the products stored in the product storage racks and stores them in a cold or hot state is arranged at the bottom of the product storage racks that are housed and installed in the product storage. It is

A condensing unit 4 (see FIG. 2) of a refrigerator that forms a refrigerating cycle with the evaporator of the cooling/heating unit arranged in the product storage is arranged in the machine room 3 under the product storage of the main body cabinet 1. is set. The condensing unit 4 of the refrigerator consists of a compressor 4a, a condenser 4b, an outside fan 4c, an electromagnetic valve and an expansion valve (not shown), etc. The condenser 4b arranged outside the product storage and the inside of the product storage is connected to the evaporator by a refrigerant pipe through an electromagnetic valve and an expansion valve.

The condensing unit 4 of the refrigerator is installed on the base 1e, which is the bottom of the vending machine, as follows. That is, U-shaped reinforcing members 1f and 1g in plan view are provided on the left and right sides of the base 1e, and leg pieces 1f1 and 1g1 (rear side leg pieces 1f1 and 1g1 are visible in FIG. 1) extend outward on the left and right sides. Leg pieces 1f1 and 1g1 on the rear side block the rear surface of machine room 3, and bottom surfaces 1f2 and 1g2 of reinforcing members 1f and 1g (see FIG. 1(b). Note that FIG. 1(b) Only the bottom surface 1f2 of the reinforcing member 1f is visible) are fixed so as to face each other while being separated from each other, and a tunnel shape surrounded by the bottom surfaces 1f2 and 1g2 of the reinforcing members 1f and 1g, the base 1e, and the bottom plate 1d. A condensing unit 4 of the refrigerator is arranged in the cavity of the. Here, the back plate 1c is made short to the upper ends of the reinforcing members 1f and 1g on the left and right sides of the base 1e so as not to block the exit of the cavity. A rectangular exit end of the cavity is configured as an exhaust port 50 . Screw holes 1f0 and 1g0 are formed in the base end sides of the rear leg pieces 1f1 and 1g1 of the reinforcing members 1f and 1g.

Plate-like exhaust port covers 5 and 6 are arranged on the exhaust port 50 so as to be spaced apart from each other. The exhaust port covers 5 and 6 are made of rectangular sheet metal and have a width in the horizontal direction larger than the width of the exhaust port 50 and a height substantially equal to that of the exhaust port 50 . A plurality of (13 stages in the vertical direction and 5 rows in the horizontal direction) exhaust holes 51 (see FIG. 3B) are formed in the plate surface of the exhaust port cover 5. A hood 52 is provided. As shown in FIG. 3B, the exhaust hood 52 includes a canopy portion 52a that covers the upper side and the front of the exhaust hole 51, and left and right side portions 52b that cover the left and right sides of the exhaust hole 51. A downward opening 52c is formed by the eaves portion 52a and the left and right side portions 52b, 52b. The exhaust hood 52 is formed by pressing the plate-shaped exhaust port cover 5 after making a notch at a portion corresponding to the lower edge of the exhaust hole 51 . The exhaust hole 51 is formed as a result of pressing an exhaust hood 52 onto the plate-shaped exhaust port cover 5 , and the exhaust hood 52 shields the upper portion, the front surface, and the left and right side portions.

Further, the lower edge of the exhaust port cover 5 is formed with three engaging claws 5a, 5a, 5a projecting downward from the lower edge. These engaging claws 5a, 5a, 5a are formed on the base 1e and are formed in slit-shaped engaging grooves 1e0, 1e0, 1e0 (see FIG. 1(b)) formed in the vicinity of the exhaust port 50. It is formed corresponding to Furthermore, screw insertion holes 5b, 5b are formed near the upper part of the plate surface of the exhaust port cover 5 on both left and right sides.

The plate surface of the exhaust port cover 6 also has a plurality of exhaust holes 61 (13 stages in the vertical direction and 4 rows in the horizontal direction) similar to the exhaust holes 51 in the exhaust port cover 5 (see FIG. 3A). are formed, and these exhaust holes 61 are also provided with exhaust hoods 62 . Here, the exhaust hood 62 includes an eaves portion 62a that covers the lower side and the front side of the exhaust hole 61, and left and right side portions 62b, 62b that cover the left and right sides of the exhaust hole 61. The eaves portion 62a and the left and right An upward opening 62c is formed by the side portions 62b, 62b.

Mounting pieces 63 , 63 are provided on both the left and right ends of the exhaust port cover 6 and are formed by bending them outward so as to have a step higher than the plate surface of the exhaust port cover 6 . These mounting pieces 63, 63 are formed with screw insertion holes 6b, 6b similar to the screw insertion holes 5b, 5b formed near the upper portion on both left and right sides of the plate surface of the exhaust port cover 5, respectively.

To assemble the exhaust port covers 5 and 6 to the main body cabinet 1, first, the exhaust port cover 6 is placed from the rear side of the main body cabinet 1, and an exhaust hole 61 with an exhaust hood 62 is formed in the exhaust port cover 6. The plate surface is fitted into the cavity forming the exhaust port 50, and the left and right mounting pieces 63, 63 of the exhaust port cover 6 are brought into contact with the rear leg pieces 1f1, 1g1 of the reinforcing members 1f, 1g. Place on top of 1e. In this case, the screw insertion holes 6b, 6b formed in the left and right mounting pieces 63, 63 of the exhaust port cover 6 are substantially aligned with the screw holes 1f0, 1g0 formed in the rear leg pieces 1f1, 1g1 of the reinforcing members 1f, 1g. Confront.

Next, the exhaust port cover 5 is inserted into the engaging grooves 1e0, 1e0, 1e0 formed in the base 1e with the engaging claws 5a, 5a, 5a protruding downward from the lower edge of the exhaust port cover 5, and then the plate of the exhaust port cover 5 is opened. The surface is superimposed on the left and right mounting pieces 63, 63 of the exhaust port cover 6. - 特許庁In this case, after this, the screw insertion holes 5b, 5b formed near the upper portion of the left and right sides of the exhaust port cover 5 substantially face the screw insertion holes 6b, 6b formed in the left and right mounting pieces 63, 63 of the exhaust port cover 6. Therefore, screws (not shown) are inserted through the screw insertion holes 5b, 5b of the exhaust port cover 5 and the screw insertion holes 6b, 6b of the exhaust port cover 6 into the rear leg pieces 1f1, 1g1 of the reinforcing members 1f, 1g. By screwing into the screw holes 1f0 and 1g0, the exhaust port covers 5 and 6 are assembled to the main body cabinet 1 in such a manner as to close the exhaust port 50. As shown in FIG.

In this way, when the exhaust port covers 5 and 6 are assembled to the main body cabinet 1, the exhaust holes 51 and 61 provided in the exhaust port covers 5 and 6 are positioned so as to partially overlap each other in the front-rear direction. configured to shift. That is, FIG. 4 is a rear view of the exhaust port covers 5 and 6 stacked one on top of the other, viewed from the rear side. From FIG. It can be understood that the provided exhaust hoods 62 are partially overlapped in the front-rear direction and are out of alignment with each other. Although the exhaust holes 51 and 61 provided in the exhaust port covers 5 and 6 are not visible in FIG. It is clear from the explanation given.

FIG. 5 shows a side cross-sectional view of the exhaust port covers 5 and 6 having such a configuration. As can be understood from FIG. 5, the exhaust port covers 5 and 6 are arranged so as to be separated from each other in the front-rear direction. Heat generated from the compressor and the condenser during operation of the refrigerator passes through the exhaust hole 61 provided in the exhaust port cover 6 and is exhausted from the opening 62c of the exhaust hood 62 as indicated by arrow A. It is diffused from the opening 52c of the exhaust hood 52 through the exhaust hole 51 provided in the port cover 5. As shown in FIG.

On the other hand, the rain and snow falling within the range of the angle between the vertical line segment Y and the horizontal line segment X in FIG. Infiltration is blocked. Also, as shown by arrow B, rain and snow blown up by a storm or raindrops bounced off the installation surface of the vending machine due to heavy rain may pass through the opening 52c of the exhaust hood 52 of the exhaust port cover 5. However, rain and snow in the direction of arrow B that have passed through the exhaust hole 51 through the opening 52c of the exhaust hood 52 are prevented from entering the machine room 3 by the exhaust hood 62 provided on the exhaust port cover 6. . Therefore, it is possible to prevent rain and snow in the direction of the arrow B that have passed through the opening 52c of the exhaust hood 52 from flying to the inside of the machine room 3 . It should be noted that raindrops hitting the exhaust hood 62 provided on the exhaust port cover 6 enter the machine room 3 through the exhaust hole 61 of the exhaust port cover 6 via the upward opening 62c of the exhaust hood 62. Although it cannot be denied, it is installed inside the machine room 3 because it flows down along the plate surface of the exhaust port cover 6 and is discharged to the outside through the ventilation slit 1h (see (b) of FIG. 1) provided in the base 1e. The droplets do not reach the electric equipment of the condensing unit 4 of the refrigerator that has been cooled down and the electric parts installed inside the machine room 3 .

As described above, according to the vending machine according to the first embodiment, the condensing unit 4 of the refrigerator is arranged in the machine room 3 of the main body cabinet 1 and corresponds to the machine room 3 on the back side of the main body cabinet 1. A vending machine in which an exhaust port 50 is formed at a portion where an exhaust port 50 is formed, and exhaust port covers 5, 6 having a plurality of exhaust holes 51, 61 on a plate-like plate surface are provided on the exhaust port 50, wherein the exhaust port cover At least two sets of 5 and 6 are provided, and the two sets of exhaust port covers 5 and 6 are arranged in a front-to-back manner and separated from each other, so that the heat generated from the compressor and the condenser during operation of the refrigerator is reduced. is dissipated to the outside through the exhaust holes 51 and 61 provided in the exhaust port covers 5 and 6, respectively, while the rain and snow entering from the exhaust hole 51 of one of the exhaust port covers 5 exposed to the outside of the machine. Since the other exhaust port cover 6 prevents the intrusion, there is an effect that the infiltration of rain and snow into the inside of the machine room 3 can be reduced.

Next, a vending machine according to Embodiment 2 of the present invention will be described with reference to FIGS. 6 to 8. FIG. FIG. 6 is a rear perspective view of a vending machine according to Embodiment 2 of the present invention, and FIG. 7 is a perspective view of the vicinity of the exhaust port, showing two pairs of front and rear exhaust port covers of the vending machine of FIG. 6 in exploded form. FIG. 8 is a back view of two sets of exhaust port covers stacked one on top of the other, viewed from the rear side. 6 and 7, the same members as those of the vending machine of Embodiment 1 shown in FIGS. 1 to 5 are denoted by the same reference numerals, and description thereof will be omitted.

The vending machine according to the second embodiment shown in FIGS. 6 to 8 differs from the vending machine according to the first embodiment shown in FIGS. exhaust port covers 7 and 8 spaced apart from each other. The outer shape of each of the exhaust port covers 7 and 8 is also the same as that of the exhaust port covers 5 and 6 in the vending machine of Embodiment 1, and the lower edge of the exhaust port cover 7 has three engaging portions protruding downward. Claws 7a, 7a, 7a are formed, and screw insertion holes 7b, 7b are formed near the upper portion on both left and right sides of the plate surface of the exhaust port cover 7. Mounting pieces 82, 82 are provided which are formed by bending them outward so as to have a step higher than the plate surface of the cover 8. As shown in FIG. These mounting pieces 82, 82 are formed with screw insertion holes 8b, 8b similar to the screw insertion holes 7b, 7b formed near the upper portion on both left and right sides of the plate surface of the exhaust port cover 7. As shown in FIG.

A plurality of exhaust holes 71 and 81 are formed in the plate surfaces of the exhaust port covers 7 and 8 . The exhaust holes 71 and 81 formed in the exhaust port covers 7 and 8 are formed as long holes. The exhaust holes 71 formed in the exhaust port cover 7 are provided in 17 stages in the vertical direction and 2 rows in the horizontal direction, and the exhaust holes 81 formed in the exhaust port cover 8 are provided in 17 stages in the vertical direction and 3 rows in the horizontal direction. It is Further, when the exhaust port covers 7 and 8 are assembled to the main body cabinet 1, the exhaust holes 71 and 81 provided in the exhaust port covers 7 and 8 are staggered from each other so as not to overlap in the front-rear direction. ing. That is, FIG. 8 is a rear view of the exhaust port covers 7 and 8 superimposed one on the other, viewed from the rear side. It can be understood that the plurality of exhaust holes 81 provided do not overlap each other in the front-rear direction and are out of alignment with each other.
Like the exhaust port covers 5, 6 of the vending machine of the first embodiment, the exhaust port covers 7, 8 having such a configuration are also arranged so as to be separated from each other in the front-rear direction. Heat generated from the compressor and condenser during operation of the refrigerator is dissipated to the outside through the exhaust hole 81 provided in the exhaust cover 8 and the exhaust hole 71 provided in the exhaust cover 7 .

On the other hand, the exhaust holes 71 and 81 of the exhaust port covers 7 and 8 of the vending machine according to the second embodiment correspond to the exhaust holes 51 and 81 of the exhaust port covers 5 and 6 of the vending machine according to the first embodiment. Since the exhaust hoods 52, 62 provided in 61 are not provided, the rain and snow falling from above, the rain and snow blown up by a storm, and the raindrops bounced off the installation surface of the vending machine due to heavy rain will reach the exhaust port cover 7. may pass through the exhaust hole 71 of the However, the rain and snow that have passed through the exhaust hole 71 of the exhaust port cover 7 are displaced from the exhaust hole 71 of the exhaust port cover 7 in the left-right direction. As a result, entry into the machine room 3 is prevented by the exhaust port cover 8 . Therefore, it is possible to prevent the rain and snow passing through the exhaust hole 71 of the exhaust port cover 7 from flying to the inside of the machine room 3 . It is undeniable that raindrops hitting the exhaust port cover 8 enter the inside of the machine room 3 through the exhaust hole 81. Since the droplets are discharged to the outside through the slit 1h, the droplets do not reach the equipment of the condensing unit 4 of the refrigerator installed inside the machine room 3 and the electric parts.

As described above, according to the vending machine according to the second embodiment, the condensing unit 4 of the refrigerator is arranged inside the machine room 3 of the main body cabinet 1, and the machine room 3 on the back side of the main body cabinet 1 has A vending machine in which an exhaust port 50 is formed at a corresponding portion, and exhaust port covers 7 and 8 having a plurality of exhaust holes 71 and 81 on a plate-shaped plate surface are provided on the exhaust port 50, wherein the exhaust port At least two sets of covers 7 and 8 are provided, and the two sets of exhaust port covers 7 and 8 are arranged in a front-to-back manner and separated from each other. While the heat is dissipated to the outside through the exhaust holes 71 and 81 provided in the respective exhaust port covers 7 and 8, the rain and snow entering from the exhaust hole 71 of one of the exhaust port covers 7 exposed to the outside of the machine. Entry of rain and snow into the inside of the machine room 3 can be reduced because the entry of rain and snow into the inside of the machine room 3 can be reduced.

In the vending machine according to each of the above-described embodiments, the back plate 1c is short from the left and right sides of the base 1e to the upper ends of the reinforcing members 1f and 1g. It is a long one extending to 1e, and can also be applied to a back plate 1c having an exhaust port formed therein. In this case, by using the scraps obtained by cutting out the back plate to form the exhaust port as the material for the exhaust port cover, it is possible to save material costs without discarding the scraps. If the piece is used as an exhaust port cover, when punching the exhaust port into the back plate with a press punching machine, the upper edge of the piece (exhaust port cover) is attached to the edge of the exhaust port of the back plate. And a pair of left and right (or a pair of upper and lower) convex mounting pieces formed on the lower edge (or both left and right edges) are provided asymmetrically (or vertically asymmetrically), and the piece (exhaust port cover) is horizontally reversed to form a pair of left and right (or A pair of upper and lower convex mounting pieces may be screwed to the edge of the exhaust port of the back plate.

Further, in the vending machines according to the above-described embodiments, the exhaust port cover 5 or the exhaust port cover 7 is arranged so as to be flush with the back plate 1c. If there is no space for disposing the sets of exhaust port covers apart from each other, at least one of the two sets of exhaust port covers can be disposed outside the machine. In this case, one of the exhaust port covers to be arranged outside the machine may be formed into a thin box shape with one side open, and an exhaust hole may be formed in the bottom surface of the box. Therefore, the present invention is not limited to the vending machine of the embodiment.

DESCRIPTION OF SYMBOLS 1... Main body cabinet, 2... Front door, 3... Machine room, 4... Condensing unit, 5, 6, 7, 8... Exhaust port cover, 50... Exhaust port, 51, 61, 71, 81... Exhaust hole, 52, 62 . . . Exhaust hoods.

Claims (3)

A condensing unit of a refrigerator is arranged in the machine room of the main body cabinet, an exhaust port is formed in a portion corresponding to the machine room on the back surface of the main body cabinet, and a plurality of exhaust holes are provided on the plate-like plate surface. A vending machine having an exhaust port cover provided on the exhaust port, wherein at least two sets of the exhaust port cover are provided, and the two sets of the exhaust port covers are arranged in a front-rear manner and separated from each other ,
An exhaust hood is provided in a plurality of exhaust holes provided in the exhaust port cover,
The exhaust hoods of the plurality of exhaust holes provided in one exhaust port cover exposed to the outside of the machine have downward openings, while the exhaust hoods of the plurality of exhaust holes provided in the other exhaust port cover face upward. A vending machine characterized by having an opening of 2. The automatic vending machine according to claim 1 , wherein the plurality of exhaust holes provided in the front and rear exhaust port covers are formed so as to partially overlap each other in the front-rear direction. vending machine. A condensing unit of a refrigerator is arranged in the machine room of the main body cabinet, an exhaust port is formed in a portion corresponding to the machine room on the back surface of the main body cabinet, and a plurality of exhaust holes are provided on the plate-like plate surface. A vending machine having an exhaust port cover provided on the exhaust port, wherein at least two sets of the exhaust port cover are provided, and the two sets of the exhaust port covers are arranged in a front-rear manner and separated from each other,
The multiple exhaust holes provided in the outer exhaust port cover are elongated holes without an exhaust hood, and the multiple exhaust holes provided in the front and rear exhaust port covers are offset from each other in the front-rear direction without overlapping. A vending machine characterized by being formed by

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