JP2002288724A - Cooling system of automatic vending machine - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a cooling system of an automatic vending machine for excellently and efficiently cleaning a filter. SOLUTION: The filter 10 for removing refuse and dust is arranged on the suction side of an air cooling type condenser, and a cleaner 12 is arranged in this filter 10. A larger number of slit parts 11 as air vents extending in the prescribed direction are formed in the filter 10, and a guide rail hole is arranged for guiding the cleaner 12 in the lengthwise direction of the slit parts 11 when moving the cleaner 12. This constitution can easily and excellently remove the refuse and the dust sticking to the slit parts 11 of the filter 10 by simple operation of only moving the cleaner 12 along the guide rail hole.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a cooling device for a vending machine, and more particularly to a structure for removing dirt and dust from an air-cooled condenser.

[0002]

2. Description of the Related Art A vending machine for selling cooled products is provided with a cooling device comprising a refrigeration cycle. An evaporator for cooling and a blower fan for circulating cool air are arranged in the inner box of the heat insulation structure.At the bottom of the vending machine outside the inner box, air is supplied to the compressor, air-cooled condenser, and condenser. A blower fan for sending air is provided.

[0003] An air-cooled condenser is formed with a large number of radiating fins, and dust and dirt adhere to the fins (for example, when a vending machine is installed indoors, lint is removed). Clogging can reduce the performance of the condenser. Conventionally, in order to cope with this, a mesh filter is installed on the intake side of the condenser, and a person in charge looks at the filter as appropriate and removes and cleans the filter if a lot of dirt or dust is attached. Was.

[0004]

However, when the filter is to be cleaned, the filter has to be removed once, which is troublesome. Further, since there is no means for cleaning the filter in the vending machine, Cleaning tools such as a cleaning brush had to be brought separately. Also, when cleaning the mesh filter with a cleaning tool such as a cleaning brush that you brought, dust and dirt are likely to remain on the corners of the mesh, and if you try to remove the dust and dirt, more time and effort will be required. There was a problem that it was taken.

An object of the present invention is to solve the above-mentioned problems, and an object of the present invention is to provide a cooling device for a vending machine which can clean a filter efficiently and efficiently without separately bringing a cleaning tool or the like. And

[0006]

According to a first aspect of the present invention, there is provided a cooling device for a vending machine, wherein an air-cooled condenser is provided in a cooling device for cooling goods in a refrigerator. In the vending machine that is, on the intake side of the condenser,
A filter having a large number of air holes for removing dust and dirt is provided, and the filter is provided with a cleaning tool for removing dust and dirt from the air holes.

[0007] With this configuration, the ventilation hole of the filter can be cleaned with the cleaning tool provided on the filter without bringing a cleaning tool such as a cleaning brush. Claim 2
According to the invention, in the cooling device for a vending machine according to claim 1, a large number of long holes as ventilation holes extending along a predetermined direction are formed in the filter, and the long holes are used when a cleaning tool is moved. It is characterized in that a guide portion for guiding along the longitudinal direction of the portion is provided.

With this configuration, it is possible to easily and satisfactorily remove dust and dirt attached to the long hole of the filter by a simple operation of moving the cleaning tool according to the guide. According to a third aspect of the present invention, in the cooling device for a vending machine according to the second aspect, a long hole portion of the filter is formed to extend up and down, and a cleaning tool can be disposed at an upper end portion outside the ventilation path of the filter. It is characterized by having comprised in.

According to this configuration, the cleaning tool can be arranged and stored at the upper end of the filter, and the cleaning tool can be easily handled, but a part of the ventilation path is closed by the cleaning tool during storage. No problems occur.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to FIGS. As shown in FIG.
A vending machine that sells the cooled product 1 is provided with a cooling device including a refrigeration cycle. That is, an evaporator 3 for cooling and a blower fan 4 for circulating cool air are arranged in the inner box 2 of the heat insulation structure, and a compressor 6 and an air-cooled Type condenser 7,
A blower fan 8 for sending air to the condenser 7 and the like are arranged.

As shown in FIGS. 1 to 4, a filter 10 for removing dust and dirt having a large number of long holes 11 as ventilation holes is disposed on the front side of the condenser 7 on the suction side. The filter 10 is provided with a synthetic resin toothed elastic plate 12 as a cleaning tool. The filter 10 is made of a metal plate having a substantially rectangular shape when viewed from the front, and is attached to a bottom portion of the vending machine main body 5 via a mounting screw 13 which can be handled by hand at a mounting plate portion 10a extending forward at a lower side position. It is detachably mounted on 5a.

A large number of long holes 11 are formed in the filter 10 so as to extend seamlessly in the vertical direction. The upper and lower ends of the long holes 11 are easily cleaned by a toothed elastic plate 12, respectively. The toothed elastic plate 12 has a tooth shape corresponding to each of the long holes 11. Further, both side portions of the filter 10 are bent forward, and a guide rail hole 14 is formed in the front bent piece portion 10b as a guide portion that extends vertically and guides the toothed elastic plate 12. The mounting bracket 1 for holding the toothed elastic plate 12 in the guide rail hole 14.
5 is engaged via an engagement screw 16.

The toothed elastic plate 12 is attached to substantially the entire width of the lower side of the front side of the mounting bracket 15. Further, a hook portion 15a is formed at a position closer to the upper end portion side of the mounting bracket 15 so as to be bent downward from the rear so as to be hooked to the upper end portion of the filter 10 from above. A grip arm 15b extending upward is formed at a position near the center of the upper end of the grip arm 15.
b, the toothed elastic plate 1 attached to the mounting bracket 15
2 can be operated. As shown in FIG. 2 and FIG. 3, the long hole 11 of the filter 10 is formed in an upper and lower range where the toothed elastic plate 12 can clean well, and the lower end thereof is slightly higher than the mounting plate 10a. It is formed only up to a certain position, so that the toothed elastic plate 12 can reach the lower end of the long hole portion 11 well, and garbage on the bottom portion 5a of the vending machine main body 5 is long. Hole 1
1 is prevented from entering the condenser 7 side.

In FIG. 1, reference numeral 17 denotes an outer door of a vending machine, 10c in FIGS. 2 and 4 denotes a burrow for inserting a mounting screw 13 provided in a mounting plate portion 10a of the filter 10, and 18 in FIG. Is used to attach the toothed elastic plate 12 to the mounting bracket 1.
An auxiliary plate 19 to be sandwiched and mounted between the elastic member 5 and 19 is an elastic plate mounting screw.

In the above configuration, the hook 15a of the mounting bracket 15 is normally used as shown by the solid line in FIGS.
Is hooked on the upper end of the filter 10, and the mounting bracket 15 and the toothed elastic plate 12 are disposed (stored) and held at the upper end of the filter 10 which is substantially outside the ventilation path.
As shown in FIG. 1, generally, a filter 10 having a height higher than that of the condenser 7 is used, and in the above-described arrangement, the mounting bracket 1 is disposed smaller than the ventilation path corresponding to the condenser 7.
5 and the toothed elastic plate 12 are disposed above and the condenser 7
It is designed so as not to block the ventilation path to.

When the outside door 17 is opened by the attendant, the filter 10 faces the lower front surface of the vending machine main body 5. Therefore, the attendant checks whether dirt or dust is attached to the long hole portion 11 of the filter 10. Can be easily identified with their eyes. At this time, if it is confirmed that dirt or dust is attached to the long hole portion 11 of the filter 10, the mounting bracket 1
5, the mounting bracket 15 is removed from the upper end of the filter 10 by holding the gripping arm 15 b of the filter 10, and the mounting bracket 15 is pulled toward the near side as shown by a virtual line in FIG. Is pulled down in a substantially horizontal posture in contact with the long hole portion 11. Thus, the toothed elastic plate 1
The second tooth moves along the long hole 11 of the filter 10,
The dirt and dust adhering to this location are scraped off the teeth of the toothed elastic plate 12 satisfactorily and quickly and removed. If necessary, the mounting bracket 15 may be swung obliquely upward or downward to carefully perform the scraping operation by the toothed elastic plate 12, thereby easily cleaning the entire long hole portion 11. Further, at the lower end of the long hole portion 11, by removing the mounting bracket 15 so as to lift it obliquely upward, it is possible to satisfactorily remove dust and dust from the lower end of the long hole portion 11.

The long holes 11 of the filter 10 are formed so as to extend continuously along the vertical direction, and the upper and lower ends of the long holes 11 are formed in a semicircular shape, so that the filter 10 has teeth. Just by moving the elastic plate 12 up and down,
In addition, the toothed elastic plate 12 does not get caught, and no dust or dirt remains in the corners of the long hole portion 11.

When the work of removing dust and dirt is completed,
The hook 15a of the mounting bracket 15 is hooked on the upper end of the filter 10 so as to be returned to the original position and held. As described above, the filter 10 itself has the toothed elastic plate 1 as a cleaning tool.
2 is attached, the attendant can easily clean the long hole 11 of the filter 10 with the toothed elastic plate 12 provided on the filter 10 without bringing a cleaning tool separately. it can.

Further, since the toothed elastic plate 12 is arranged and stored at the upper end of the filter 10, the toothed elastic plate 12 can be easily handled, and the ventilation is provided by the toothed elastic plate 12 during storage. There is no problem that a part of the path is blocked and the cooling performance is reduced. Also,
Even if the filter 10 is out of the ventilation path, if the filter 10 is arranged and stored in the vicinity of the bottom portion 5a of the vending machine main body 5, dirt and dust on the bottom portion 5a of the vending machine main body 5 may adhere and become dirty. However, such a problem does not occur because the filter 10 is configured to be housed and arranged at an upper position outside the ventilation path.

In the above embodiment, the case where the resin-made elastic plate 12 is used as the cleaning tool is described. In this case, there is an advantage that the article cost as the cleaning tool is extremely low. However, the present invention is not limited to this, and a cleaning brush 12 ′ may be used as a cleaning tool as shown in FIGS.

In the above embodiment, when the toothed elastic plate 12 and the cleaning brush 12 'are not used as the cleaning tool, the mounting bracket 15 and the toothed elastic plate 12 and the cleaning brush 12' are not used. Although the case where it arrange | positioned along the upper end part of the filter 10 was described, it is not restricted to this, As shown in FIG. 8, the mounting bracket 15 and the cleaning brush 12 'etc. were mounted on the upper end of the filter 10. In this storage position, the elongated hole 11 of the filter 10 is not blocked at all by the cleaning brush 12 ′ or the mounting bracket 15. A good ventilation function can be maintained even when a material having a high airflow is used.

[0022]

As described above, according to the present invention, a filter having a large number of ventilation holes for removing dust and dirt is provided on the intake side of the condenser, and a cleaning tool is provided on this filter. Thereby, the ventilation hole of the filter can be cleaned by the cleaning tool provided on the filter without bringing the cleaning tool.

Further, the filter has a plurality of long holes as ventilation holes extending along a predetermined direction, and a guide portion for guiding the cleaning tool along the long direction of the long holes when the cleaning tool is moved. Thus, dirt and dust on the long hole of the filter can be easily and satisfactorily removed by a simple operation of merely moving the cleaning tool in accordance with the guide portion, and good work efficiency can be obtained.

Further, since the filter has an elongated hole formed so as to extend vertically and the cleaning tool can be arranged at the upper end of the filter which is outside the ventilation path, the cleaning tool can be easily handled. Since the cleaning tool does not block a part of the ventilation path during storage, the performance of the condenser can be kept good, and the dust and dirt on the bottom of the vending machine can be cleaned during storage. It does not adhere to tools and becomes dirty.

[Brief description of the drawings]

FIG. 1 is an overall side sectional view of a vending machine according to an embodiment of the present invention.

FIG. 2 is a front view of a filter and the like of the cooling device of the vending machine, showing a state where a toothed elastic plate and the like are stored.

FIG. 3 is a side view of the filter and the like, in which a solid line indicates a state in which a toothed elastic plate or the like is stored, and a virtual line indicates a state in which the filter is being cleaned by the toothed elastic plate or the like.

FIG. 4 is a partially cutaway plan view of the filter and the like, showing a state where the filter is being cleaned by a toothed elastic plate or the like.

FIG. 5 is a front view of a filter and the like according to another embodiment of the present invention, showing a state where a cleaning brush and the like are housed.

FIGS. 6A and 6B are side views of the filter and the like, respectively. FIG. 6A shows a state in which a cleaning brush and the like are stored, and FIG. 6B shows cleaning with a cleaning brush and the like. Indicates the status.

FIG. 7 is a partially cutaway plan view of the filter and the like.

FIG. 8 is a side view showing a state when the filter and the like are stored in another state.

[Explanation of symbols]

 Reference Signs List 7 condenser 10 filter 11 long hole (vent) 12 toothed elastic plate (cleaning tool) 12 'cleaning brush (cleaning tool) 14 guide rail hole (guide section) 15 mounting bracket

Claims (3)

[Claims] 1. A vending machine in which an air-cooled condenser is provided in a cooling device that cools goods in a refrigerator, has a large number of ventilation holes on an intake side of the condenser to remove dust and dirt. A cooling device for a vending machine, comprising a filter for removing the filter, and a cleaning tool for removing dust and dirt from a ventilation hole in the filter. 2. The filter has a plurality of long holes as ventilation holes extending along a predetermined direction, and a guide portion for guiding the cleaning tool along the long direction of the long holes when the cleaning tool is moved. The cooling device for a vending machine according to claim 1. 3. The cooling device for a vending machine according to claim 2, wherein a long hole portion of the filter is formed so as to extend vertically, and a cleaning tool can be arranged at an upper end portion of the filter outside the ventilation path.