JP6442840B2 - Showcase - Google Patents

Description

  The present invention relates to a showcase installed in a store such as a supermarket or a convenience store.

  Conventionally, showcases installed in stores such as supermarkets and convenience stores are known. Such a showcase is, for example, a showcase body with an open front, a multistage product display shelf provided in the showcase body, and a ventilator formed in a U-shape along the lower, rear, and upper surfaces in the showcase body. A duct, a cooler and a blower fan provided in the ventilation duct are provided. Then, the air sucked into the ventilation duct from the air suction port on the lower end side of the front opening of the showcase body is cooled by a cooler and discharged from the air discharge port on the upper end side of the front opening of the showcase body. A cold air curtain is formed in the front opening of the showcase body.

  In such a showcase, in order to prevent a decrease in the capacity of the cooler due to dust or the like entering the ventilation duct from the air suction port, a filter provided at the air suction port is known (for example, a patent References 1 and 2).

  The showcase disclosed in Patent Document 1 is provided with a dust receiving portion for receiving foreign matter such as dust falling from a filter in an air duct at a ventilation duct. The dust receiving portion and the filter mounting frame are integrally provided, and the filter is detachably provided on the mounting frame. For this reason, the dust receiving portion and the filter are integrally attached to and detached from the showcase body. Moreover, the dust receiving part and the inlet cover which has an air inlet are provided integrally. For this reason, the dust receiving portion and the suction port cover are integrally attached to and detached from the showcase body.

  Further, as another technique in which a filter is provided at the air suction port, for example, one disclosed in Patent Document 3 is known. On the other hand, as a technique related to the desorption structure of the air suction port, for example, those disclosed in Patent Documents 4 and 5 are known.

JP 2005-34304 A JP 7-91807 A No. 7-31107 JP-A-4-139371 JP 2003-294351 A

  By the way, in the conventional showcase of Patent Document 1, the dust receiving portion and the filter are integrally attached to and detached from the showcase body. The filter is detachable from the dust receiving portion, and the dust receiving portion and the suction port cover are provided integrally. Therefore, only the filter, or the filter, the dust receiving portion, and the suction port cover can be attached to and detached from the showcase body. However, there is a problem that only the suction port cover cannot be attached and detached, and a problem that the filter and the suction port cover cannot be attached and detached integrally.

  This invention is made | formed in view of such a point, and it aims at providing the showcase which raised the freedom degree of the filter provided in the air suction inlet of an air curtain, and a suction inlet cover.

  In order to solve the above-described problems and achieve the object, the showcase according to the present invention sucks air from the air suction port on the lower end side of the front opening of the showcase body, and the air on the upper end side of the front opening. A ventilation duct that discharges air from the outlet into the showcase body, a cooler and a blower fan that are arranged in the ventilation duct, and a suction cover and dust in the air are removed from the air inlet. In the showcase provided with the filter, the suction port cover and the filter are configured to be detachable independently from the showcase body, and the suction port cover and the filter are integrally attached and detached. It is configured to be possible.

  According to the showcase of the present invention, air is sucked from the air suction port on the lower end side of the front opening portion of the showcase body, and the air is discharged into the showcase body from the air discharge port on the upper end side of the front opening portion. In a showcase provided with a ventilation duct to be performed, a cooler and a blower fan disposed in the ventilation duct, and provided with a suction port cover and a filter for removing dust in the air at the air suction port, Since the suction port cover and the filter can be detachably attached to the showcase body, respectively, and the suction port cover and the filter are configured to be detachable integrally, the air suction port of the air curtain There is an effect that the degree of freedom of attachment and detachment of the filter and the suction port cover provided in can be increased.

FIG. 1 is a side sectional view showing an example of a showcase according to an embodiment of the present invention. FIG. 2 is a partial enlarged view of the air suction port of the showcase according to the embodiment of the present invention, and shows a state where both the return grill and the filter are mounted. FIG. 3 is a partially enlarged view of the air suction port of the showcase according to the embodiment of the present invention, and is an explanatory diagram when only the filter is detached. FIG. 4 is a partially enlarged view of the air suction port of the showcase according to the embodiment of the present invention, and is an explanatory view when only the return grill is attached and detached. FIG. 5 is a partially enlarged view of the air suction port of the showcase according to the embodiment of the present invention, and is an explanatory diagram when both the return grill and the filter are integrally attached and detached.

  Hereinafter, an embodiment of a showcase according to the present invention will be described in detail based on the drawings. Note that the present invention is not limited to the embodiments.

  As shown in FIG. 1, a showcase 10 according to the present invention includes a showcase body 12 having an open front surface, a multi-stage product display shelf 14 provided in the showcase body 12, and a lower surface in the showcase body 12. 16, the rear surface 18 and the upper surface 20 are provided with the ventilation duct 22 formed in U shape. A cooler 24 and a blower fan 26 are disposed in the ventilation duct 22.

  In this configuration, the air sucked into the ventilation duct 22 from the air inlet 30 provided on the lower end side of the front opening 28 of the showcase body 12 is cooled by the cooler 24, and the front opening 28 of the showcase body 12 is obtained. By discharging from the air discharge port 32 provided on the upper end side of the display case, a cold air curtain is formed in the front opening 28 of the showcase body 12.

  The air suction port 30 is provided with a return grill 34 as a suction port cover and a filter 36 for removing dust in the air. The return grill 34 and the filter 36 are configured to be detachable integrally with the showcase body 12 and are configured to be detachable from the showcase body 12 independently.

  FIG. 2 is a partially enlarged view of the air suction port 30. As shown in this figure, the filter 36 is a substantially plate-shaped member that is detachably mounted in a filter mounting frame member 40 provided on the rear side of the return grill 34. It consists of a gripping part provided at the upper end of the frame part and a filter part fitted in the frame part. The filter mounting frame member 40 itself can also be attached to and detached from the showcase body 12, and the lower end of the filter mounting frame member 40 is in contact with the lower surface 22 a of the ventilation duct 22 in the mounted state. Further, the upper end of the filter mounting frame member 40 is connected to the front end of a plate-like lower surface front side member 38 disposed on the front side of the lower surface 16 in the showcase body 12. The lower surface front side member 38 is provided so as to be separable from the lower surface 16 in the showcase body 12. The upper end surface of the filter mounting frame member 40 has a slit hole (not shown) for inserting the filter 36.

  On the other hand, the return grill 34 includes a return grill main body 34a having an air intake hole (not shown), an upper flange 34b and a lower flange 34c extending upward and downward on the rear end side, and a return grill main body 34a. A front flange 34d extending downward on the front end side.

  The rear lower surface of the return grill main body 34 a is supported by the filter mounting frame member 40 via the holding member 42. On the other hand, the front lower surface of the return grill main body 34 a is supported by the showcase main body 12 via a support member 44.

The operation of the above configuration will be described.
FIG. 3 shows a state in which only the filter 36 is attached and detached. As shown in this figure, the filter 36 is detachable with respect to the filter attachment frame member 40 attached to the showcase body 12. At this time, the filter mounting frame member 40 and the lower front member 38 are mounted on the showcase body 12. The rear side of the return grill 34 is held by the filter mounting frame member 40 via the holding member 42, and the front side of the return grill 34 is supported by the showcase main body 12 via the support member 44. Yes.

  FIG. 4 shows a state where only the return grill 34 is attached and detached. As shown in this figure, the return grill 34 is detachable from the air suction port 30 of the showcase body 12. At this time, the filter 36 is inserted into the filter mounting frame member 40 attached to the showcase body 12.

  FIG. 5 shows a state where the return grill 34 and the filter 36 are integrally attached and detached. As shown in this figure, the return grill 34 and the filter 36 are detachable from the air inlet 30 of the showcase body 12. Here, the filter 36 is attached and detached while being inserted into the filter attachment frame member 40 and the filter attachment frame member 40 and the lower surface front side member 38 being connected. The return grill 34 is attached and detached while being supported by the filter attachment frame member 40 via the holding member 42. Note that when the return grill 34 and the filter 36 are integrally attached to or detached from the air suction port 30, the lower surface front side member 38 can be gripped.

  Therefore, according to the present invention, the following methods (1) to (3) can be used for the attachment / detachment of the return grill 34 and the filter 36. That is, (1) only the filter 36 is detached (see FIG. 3), (2) only the return grill 34 is detached (see FIG. 4), and (3) the filter 36 and the return grill 34 are integrally removed simultaneously. Three methods can be used (see FIG. 5).

  Thus, according to the present invention, there is an effect that the degree of freedom of attachment and detachment of the filter 36 and the return grill 34 provided at the air inlet 30 of the air curtain can be increased.

  Further, according to the present invention, it is possible to detach and attach both the filter 36 and the return grill 34 at the same time in addition to detaching only the filter 36 and detaching only the return grill 34. The labor for removing and attaching the grill 34 is reduced.

  As described above, according to the showcase according to the present invention, air is sucked from the air suction port on the lower end side of the front opening of the showcase body, and the showcase is supplied from the air discharge port on the upper end side of the front opening. A ventilation duct for discharging air into the main body, a cooler and a blower fan arranged in the ventilation duct, and a suction port cover and a filter for removing dust in the air are provided at the air suction port. In the displayed showcase, the suction port cover and the filter are configured to be detachable independently from each other with respect to the showcase main body, and the suction port cover and the filter are configured to be integrally removable. The degree of freedom of attaching and detaching the filter and the suction port cover provided at the air suction port of the air curtain can be increased.

  As described above, the showcase according to the present invention is useful for a showcase installed in a store such as a supermarket or a convenience store, and in particular, a filter provided in an air inlet of an air curtain, and attachment / detachment of an inlet cover. Suitable for increasing the degree of freedom.

DESCRIPTION OF SYMBOLS 10 Showcase 12 Showcase main body 14 Merchandise display shelf 16 Lower surface 18 Rear surface 20 Upper surface 22 Ventilation duct 22a Lower surface 24 Cooler 26 Blower fan 28 Front opening 30 Air suction port 32 Air discharge port 34 Return grill (suction port cover)
34a Return grille body 34b Upper flange 34c Lower flange 34d Front flange 36 Filter 38 Lower surface front side member 40 Filter mounting frame member 42 Holding member 44 Support member

Claims (1)

And sucking air from the lower side of the air inlet of the front opening of the showcases body, a ventilation duct for discharging the air in the showcase body from the upper end side of the air discharge port of the front opening, in the ventilation duct a arranged condenser and blower fan, the air inlet and the filter for removing dust suction inlet cover and air is provided in Rutotomoni, the inlet cover, the filter, the ventilating duct In the showcase configured to receive dust in the part surrounded by the lower surface of
A showcase in which the suction port cover and the filter are configured to be detachably attached to the showcase main body, respectively, and the suction port cover and the filter are configured to be detachable integrally.

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