JPH09231454A - Automatic vending machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To simplify the constitution of a drain processor provided with a cooler and capable of sending drain water generated in a heat insulating room for storing commodities to an evaporation tray in a machine room. SOLUTION: A drain receiver 4A formed by plastic molding to guide drained water to the outside of the heat insulating room 1 is formed in the lowest part of a bottom plate 2 in the room 1. At the time of molding, a trap 6A is formed in the receiver 4A. Thereby, conventional work for forming a trap on a hose for connecting between the receiver 4 and the evaporation tray can be omitted. Drain water drained from the drain ports 43 of drain receivers 4A is collected to a trough 7 and sent to the evaporation tray to execute evaporating processing. Since plural hoses conventionally required for sending drain water to the evaporation tray in each heat resisting room can be omitted, the drain processor 3 can be simplified and complicatedness in the machine room can be solved.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a technique for treating drain water generated in a refrigerator in an automatic vending machine that cools and sells products such as canned beverages.

[0002]

2. Description of the Related Art Vending machines for cooling and selling products such as canned beverages are widely used, and generally one vending machine sells several kinds of products. In this vending machine, a plurality of heat insulation chambers are formed in the refrigerator, each heat insulation chamber is provided with a cooler, and different products are stored in the product racks in the heat insulation chamber. However, it is designed so that the product cooled from a predetermined product rack by the customer's purchasing operation can be sent to the front product outlet to meet the customer's request.

In the heat insulating chamber, drain water is generated due to condensation of water vapor in the outside air that has entered when replenishing products, or water droplets attached to products. The drain water is introduced into an evaporation tray installed adjacent to a condensing unit arranged in a machine room below the refrigerator, which constitutes a refrigeration cycle together with the cooler, and is evaporated. Therefore, each heat insulation chamber is equipped with the drain treatment device shown in FIG. 6 in order to send the drain water to the evaporation dish. In FIG. 6, reference numeral 1 is a heat insulating chamber formed inside the chamber, and 2 is a bottom plate of the heat insulating chamber. The bottom plate 2 has an upper surface inclined in a mortar shape, and a drain port 2a is provided downward at the lowermost portion thereof. Reference numeral 3 denotes a drain treatment device, which has an upper surface opening 41 facing the drainage port 2a, a drain receiver 4 having a drainage port 42 at the lower end of a cylindrical portion projecting downward of the bottom plate 2, and a base end 51 having a drainage port 42. And a hose 5 whose tip extends to the above-mentioned evaporation dish. The hose 5 is laid so that a portion near the base end portion is largely curved downward and the drain water is constantly stored therein to form the trap 6. 52 is a hose 5
It is a hanging fitting for supporting the bottom plate 2 on the bottom plate 2. The drain treatment device 3 is provided in each of the plurality of heat insulation chambers 2, hoses 5 guided from the heat insulation chambers are piped in the machine room, and a large number of hoses 5 are opened in the evaporation tray. Then, the drain water generated in each adiabatic chamber is collected in each drain receiver 4, is sent to the evaporation dish via each hose 5 and via the trap 6, and is evaporated in the evaporation dish.

[0004]

By the way, in the above vending machine, it is necessary to take extra care in installing the hose 5 for forming the trap 6 by the hose 5. Further, since a large number of hoses 5 are laid in the machine room below the bottom plate 2, the machine room becomes complicated and a large indoor space is required. Furthermore, there were many problems such as the fact that the connection piping work of the hoses 5 had to be performed for each of the large number of drain receivers 4 and the number of assembling steps of the vending machine increased.

An object of the present invention is to solve the above-mentioned problems and to provide an automatic vending machine equipped with a drain processing device having a very rational structure.

[0006]

In order to achieve the above object, according to the present invention, a plurality of heat insulation chambers are formed in the chamber,
In a vending machine that cools and sells the products housed in each heat insulation chamber, the first means is to collect drain water generated in the heat insulation chamber outside the heat insulation chamber at the bottom of the bottom plate of each heat insulation chamber. A drain receiver with a trap for discharging is installed respectively, and a gutter for guiding the drain water discharged from the drain port of each of the drain receivers to the evaporation treatment container is provided, and the second means is each of the heat insulating chambers. At the bottom of the bottom plate of, the drain water collected in the heat insulation chamber is collected, and each drain receiver is installed outside the heat insulation chamber, and the drain water discharged from the drain port of each drain receiver is guided to the evaporation treatment container. Further, a drain reservoir is provided below the drain port of the drain receiver, and a gutter that forms a trap is provided between the drain ports.

Since the trap is formed by connecting the drain receiver to the gutter by the first means and by connecting the drain receiver to the gutter by the second means, the work and care for forming the trap are unnecessary, and Since the drain water from the drain receiver is collected in one trough and sent to the evaporation tray, many hoses are eliminated. Therefore, the machine room is simplified and the space is small.

[0008]

1 to 3 show a first embodiment of the present invention.
The same reference numerals are given to portions common to or the same as those in FIG. 1 to 3, a drain receiver 4A having an opening 41 on the upper surface facing the drainage port 2a and having a drainage port 43 has a drainage port 43 higher than the bottom plate of the drain receiver 4A and below the height of the drainage port 2a. And a trap 6A formed by providing a partition wall 6a that divides the inlet side and the outlet side of the drain water, and is formed by plastic molding. The drain receiver 4A is provided for each heat insulation chamber 2 and the drain port 4 of the drain receiver 4A is provided below the bottom plate 2.
3 are attached so as to be aligned. Drain receiver 4
In A, a flange 40f and a claw 40p are provided on the outer peripheral surface of a tubular portion 40 having an opening 41 on the upper surface, while at the edge of the insertion hole of the tubular portion 40 opening to the outer plate of the bottom plate 2 of the heat insulating chamber. Is provided with a notch 2n through which the claw 40p can be inserted, and these constitute a bayonet type attachment mechanism. Further, 44 is a reinforcing rib which also serves as a handle of the drain receiver 4A, and the drain receiver 4A can be attached by simply inserting the tubular portion 40 into the hole of the bottom plate 2 and rotating by holding the rib 44 by the bayonet type attachment mechanism described above. Work is easy without the need for tools. Reference numeral 7 is a gutter installed so that each of the drainage ports 43 faces the upper surface, and is fixed to a component member of the machine room by a hook 71 provided at an upstream end and a projection 72 at a downstream end, and A drain port 73 facing the above-mentioned evaporation dish is opened at the downstream end.

In the above structure, in the vending machine, drain water generated in the heat insulating chamber 1 is collected at the bottom and flows to the drain receiver 4A through the drain port 2a. The drain receiver 4A discharges the drain water to the gutter 7, and at the same time, the trap 6A constantly collects the drain water to the bottom of the drain receiver 4A to a certain water level so that outside air and harmful insects can be insulated through the drain water drainage channel. It prevents entry into the chamber 1. The gutter 7 collects drain water from the drain receiver 4A of each heat insulation chamber and causes it to flow from the drain port 73 to the evaporation tray. In this way, the drain treatment device 3 treats the drain water generated in each heat insulation chamber without any trouble, and at the time of its installation, the number of labor for forming a trap is not required, and one gutter 7 is provided in the machine room. Since the drain water can be sent to the evaporation tray, the installation work is simplified, the machine room can be simplified, and the indoor space can be reduced.

A second embodiment of the present invention is shown in FIGS. 4 and 5.
Shown in In FIG. 4 and FIG. 5, the drain receiver 4B does not have a trap, and drain water that has flowed into the opening 41 on the upper surface is directly discharged from the drain port 42 that opens downward. 7
B is a gutter that collects the drain water from the drain port 42 of each drain receiver 4B and sends it to the evaporation tray, and the gutter 7B is provided with a drain reservoir 75 having a deep bottom face facing each drain port 42,
Fixing for fixing the drain receiver 4B by engaging the protrusion 45 provided on the outer periphery of the cylindrical portion of the drainage port 42 with the groove 76a and providing a slight gap between the drainage port 42 and the bottom surface. A projection 76 is provided, and a drain port 73 is provided at the downstream end facing the evaporation dish.

In the treatment apparatus 3 according to this embodiment, drain water generated in a large number of heat insulation chambers 1 is collected in each drain receiver 4B, flows into the gutter 7B, is collected in the gutter 7B, and is sent to the evaporation tray. Evaporated. Moreover, the drain reservoir of the gutter 7B always collects drain water at a constant water level to form a trap, and prevents pests and the like from entering the heat insulating chamber through the drain water channel. With regard to the type of trap and the structure of the machine room, the same effects as those of the first embodiment can be obtained.

[0012]

According to the present invention, in a vending machine in which a plurality of heat insulation chambers are formed in a refrigerator and the products housed in the heat insulation chambers are cooled and sold, as a first means, the heat insulation chambers are used. At the bottom of the bottom plate of the chamber, a drain receiver with a trap that collects the drain water generated in the heat insulating chamber and discharges it outside the heat insulating chamber is installed, and the drain water discharged from the drain port of each drain receiver is received and evaporated. A gutter for guiding the container is provided, and as a second means, a drain receiver for collecting drain water generated in the heat insulating chamber and discharging it to the outside of the heat insulating chamber is installed at the bottom of the bottom of each heat insulating chamber. A gutter that guides drain water discharged from the drain outlets of the drain receivers to the receiving evaporation container, and forms a drain reservoir below the drain outlets of the drain receivers to form a trap between the drain outlets. Since it is provided, the drain drainage does not require the labor and attention of forming a trap with a hose, and simplifies the machine room by eliminating many hoses laid inside the machine room, and reduces the indoor space. It is also possible to realize an automatic vending machine equipped with a drain processing device which can shorten the assembly process of the automatic vending machine.

[Brief description of drawings]

FIG. 1 is a sectional view of an essential part of an automatic vending machine according to a first embodiment of the present invention.

FIG. 2 is a perspective view of an essential part of the invention shown in FIG.

3 is a slope view of the gutter in FIG.

FIG. 4 is a sectional view of an essential part of an automatic vending machine according to a second embodiment of the present invention.

5 is a perspective view of an essential part of the invention shown in FIG.

FIG. 6 is a sectional view of a portion related to the present invention in a conventional vending machine.

[Explanation of symbols]

 1 Insulation chamber 2 Bottom plate 3 Drain treatment device 4 Drain receiver 4A Drain receiver 4B Drain receiver 6 Trap 6A Trap 6B Trap 7 Gutter 7B Gutter 42 Drain port 43 Drain port 75 Drain reservoir

Claims (2)

[Claims] 1. An automatic vending machine having a plurality of heat-insulating chambers formed therein, which cools and sells the products housed in the heat-insulating chambers, and is provided in the heat-insulating chamber at the bottom of the bottom plate of each heat-insulating chamber. A drain receiver with a trap that collects drain water and discharges it to the outside of the heat insulation chamber is installed, and a gutter that receives the drain water discharged from the drain port of each drain receiver and guides it to the evaporation treatment container is provided. Vending machine to do. 2. An automatic vending machine having a plurality of heat-insulating chambers formed therein, which cools and sells the products housed in the heat-insulating chambers. A drain receiver for collecting the drain water and discharging it to the outside of the heat insulation chamber is installed, and the drain water discharged from the drain port of each drain receiver is guided to the evaporative treatment container and the drain is provided below the drain port of the drain receiver. An automatic vending machine, comprising a gutter that forms a trap and forms a trap between the drain and the drain.