JP2005114178A - Showcase - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a showcase capable of sufficiently securing a commodity placing-on space of a commodity shelf positioned below a branch duct. <P>SOLUTION: Because the branch duct 40 is provided such that the branch duct 40 is positioned between support members of the commodity shelves, a height from a commodity placing-on face of the commodity shelf 20 below the branch duct 40 to the lower face of the branch duct 40 can be sufficiently secured to exhibit a commodity of a height similar to another commodity shelf 20. Because the upper face of the branch duct 40 is formed with a level difference part 41c such that the rear end side is lowered to the front face side, a space can be formed between the upper face of the branch duct 40 and the commodity shelf 20 positioned above the branch duct 40, cords of an electric heater can be stored in the formed space, and a heat insulation property between the heated commodity shelf 20 and the cooled commodity shelf 20 can be improved when heating the upper commodity shelf 20. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

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

  Conventionally, this type of showcase includes a showcase body with an open front, a plurality of upper and lower product shelves mounted in the showcase body, and the bottom side, back side, and top side of the showcase body. A cooling passage disposed in the ventilation passage, and cools the air sucked into the ventilation passage from the lower end side of the front opening of the showcase body by the cooler. A product that cools a product in a showcase body by discharging from the upper end side of the front opening of the body is known.

In addition, the product on the upper product shelf in the showcase body is heated and the product on the lower product shelf is cooled. It is known that only the products in the lower product shelf are cooled by providing a branch duct so that cold air is circulated on the front side of the main body, and the products in the upper product shelf are heated by an electric heater. (For example, refer to Patent Document 1).
JP 2002-168554 A

  However, in the showcase, since the branch duct is disposed below the support member that supports the product shelf at both the left and right ends, the space in the height direction on the product shelf located below the branch duct is not the other product shelf. There is a problem that a product having a height smaller than that of other product shelves cannot be placed.

  This invention is made in view of the said problem, The place made into the objective is providing the showcase which can fully ensure the goods mounting space of the goods shelf located under a branch duct. is there.

  In order to achieve the above object, the present invention provides a showcase body having an open front surface, a plurality of upper and lower product shelves arranged in the showcase body, a bottom side and a back side in the showcase body. And an air passage formed along the upper surface side, a cooler and a fan arranged in the air passage, and a branch duct extending from the predetermined position in the vertical direction of the rear air passage to the front side of the showcase body, Air that has been sucked into the ventilation path from the lower end of the front opening of the showcase body is cooled by a cooler, and at least a part of the air is discharged from the rear ventilation path to the front side of the showcase body through a branch duct. In the showcase, the branch duct is disposed between a pair of support members that support both left and right ends of the product shelf. Thereby, since a branch duct is arrange | positioned between the supporting members of a goods shelf, the height from the goods mounting surface of the goods shelf of the lower part of a branch duct to the lower surface of a branch duct is fully ensured.

  According to the present invention, since the height from the product placement surface of the product shelf below the branch duct to the lower surface of the branch duct can be sufficiently secured, the product shelf below the branch duct also has a height dimension. Large merchandise can be displayed.

  1 to 9 show an embodiment of the present invention. FIG. 1 is a perspective view of a showcase, FIG. 2 is a front view of the showcase, FIG. 3 is a side sectional view of the showcase, and FIG. 5 is a plan view of the branch duct, FIG. 6 is a side sectional view of the branch duct, FIG. 7 is a front sectional view of the branch duct, and FIGS. 8 and 9 are side views showing the operation of removing the branch duct. It is.

  The showcase includes a showcase body 10 having an open front surface, a plurality of upper and lower product shelves 20 mounted in the showcase body 10, and a top surface side, a back surface side, and a bottom surface side in the showcase body 10. The ventilation path 30 is formed, the branch duct 40 extending forward from a predetermined position of the ventilation path 30 on the back side, and the cooler 50 and the blower 60 disposed in the ventilation path 30.

  The showcase body 10 is surrounded by heat insulating walls 10a, 10b, and 10c on the upper surface side, the back surface side, and the bottom surface side, respectively, and the left and right side surfaces are covered with a substantially U-shaped heat insulating wall 11 and a glass plate 12, respectively.

  Each product shelf 20 includes a shelf plate 21 on which products are placed and a pair of support members 22 that support the left and right ends of the shelf plate 21, and the rear end portion of each support member 22 is supported by the showcase body 10. Has been. The front side of the shelf plate 21 is rotatably connected to the front end side of the support member 22 via a connection pin 21a, and the shelf plate 21 is placed at a predetermined angle in a long hole 21b provided on the rear end side of the shelf plate 21. A fixing member 21c to be held is inserted. Each shelf plate 21 is provided with an electric heater (not shown). A guide rail portion 22a that is bent inward and extends in the front-rear direction is provided at the lower portion of each support member 22, and the branch duct 40 is held by the guide rail portion 22a. Further, a stopper portion 22b for detachably fixing the branch duct 40 in the front-rear direction is provided on the front end side of each guide rail portion 22a, and the stopper portion 22b is formed by bending a plate-like member extending in the front-rear direction. ing.

  The ventilation path 30 includes an upper surface plate 31, a rear surface plate 32, and an inner surface side of the upper surface side, the rear surface side, and the bottom surface side heat insulation walls 10 a, 10 b, and 10 c, and the heat insulation walls 10 a, 10 b, and 10 c. It is formed between the bottom plate 33. An air suction port 34 is provided at the lower end of the front opening of the showcase body 10, and an air discharge port 35 is provided at the upper end. The back plate 32 is provided with a plurality of upper and lower duct mounting holes 32a extending in the left-right direction so as to be opened and closed by a lid 32b.

  The branch duct 40 includes a duct portion 41 that extends in the front-rear direction with the front end side and the rear end side opened, a damper portion 42 attached to the rear end side of the duct portion 41, and a pair attached to both left and right ends of the duct portion 41. Flange portions 43, a pair of rail portions 44 attached to the top of each flange portion 43, and a pair of partition members 45 attached to the left and right ends of each flange portion 43 and partitioning the interior of the chamber up and down. Yes. The duct portion 41 has a width dimension slightly smaller than the interval between the support members 22, the front-rear direction dimension is larger than the front-rear direction dimension of the product shelf 21, and the front end side opening 41 a faces downward. The opening 41b on the rear end side is formed to extend in the left-right direction toward the back side. Further, a stepped portion 41c is provided on the upper surface of the duct portion 41 so that the height on the rear end side is lower than the front end side. The damper part 42 consists of a plate-shaped member, and the slide receiving part 41d attached to the upper surface inside the duct part 41 is engaging with the plate-shaped sliding part 42a provided in both right and left ends. That is, when the sliding portion 42 a slides, the damper portion 42 moves in the front-rear direction along the upper surface in the duct portion 41. In addition, a pair of operation pieces 42 b bent downward in an L shape are provided on the front end side of the damper portion 42. The operation piece 42b is connected to a long hole 41e provided in the lower surface of the duct portion 41 and extending in the front-rear direction via a decorative screw 42c, and is provided to be movable in the front-rear direction within the range of the long hole 41e. Further, the rear end side of the damper portion 42 is in contact with the back side of the back side air passage through the packing 42d. Each flange part 43 consists of a plate-shaped member provided in the lower part of the both right and left sides of the duct part 41 so that it may extend in the front-back direction, and the rail part 44 and the partition member 45 are each attached. Each rail portion 44 is attached to the upper surface of each flange portion 43 so as to extend in the front-rear direction, and is provided so as to face the left and right side surfaces so as to engage with the guide rail portion 22a. Each partition member 45 is made of a resin L-shaped member. By providing long holes 45a on both front and rear ends, each partition member 45 can be moved to any position in the left-right direction by screws 45b inserted into the long holes 45a. ing.

  The cooler 50 is made of copper piping and fins for circulating the refrigerant, and is disposed in the rear side ventilation passage 30. The cooler 50 is connected to a refrigerator (not shown).

  The blower 60 is disposed in the bottom-side air passage 30 and is attached to the fan duct 60a.

  In the showcase configured as described above, the air sucked into the ventilation path 30 by the blower 60 from the air suction port 34 at the lower end of the front opening is cooled by the cooler 50, and the air discharge port at the upper end of the front opening. As a result, the air curtain is formed on the front surface of the showcase body 10 and the inside of the showcase body 10 is cooled.

  Here, when attaching the branch duct 40, first, the lid 32b covering the duct mounting hole 32a for attaching the branch duct 40 is opened, and the guide rail portion 22a of the commodity shelf 20 and the rail portion 44 of the branch duct 40 are engaged. The branch duct 40 is moved to the rear side until the front end of the branch duct 40 engages with the stopper portion 22b located at the front end of the guide rail portion 22a. Further, the decorative screw 42c located on the lower surface of the duct portion 41 is moved rearward so that the rear end of the damper portion 42 is brought into contact with the back side in the air passage 30 and is partitioned into the left and right side surfaces in the showcase body 10. By bringing the member 45 into contact, the inside of the showcase body 10 is separated on the upper side and the lower side of the branch duct 40. As a result, the inside of the rear side air passage 30 is closed by the damper portion 42, so that the air sucked into the air passage 30 from the air inlet 34 flows into the branch duct 40 and the opening 41 a of the duct portion 41. As a result, the air curtain is formed on the lower side of the showcase body 10 and the lower side in the showcase body 10 is cooled. At this time, when the upper side in the showcase body 10 is heated, the upper product shelf 20 is heated by the electric heater provided on the shelf plate 21. In addition, since the step portion 41c is provided so that the rear end side of the upper surface of the branch duct 40 is lower than the front end side, an electric space is formed in the space between the product shelf 20 and the upper part of the rear end side of the branch duct 40. The heater cords are stored so that the cords cannot be seen from the front side.

  Further, when the branch duct 40 is removed, as shown in FIG. 8, the front ends of the stopper portions 22b on the left and right sides of the product shelf 20 are pressed downward to be elastically deformed, and as shown in FIG. The branch duct 40 is removed by moving it to the front.

  Thus, according to the showcase of this embodiment, since the branch duct 40 is provided so as to be positioned between the support members 22 of the product shelf, from the product placement surface of the product shelf 20 below the branch duct 40. A sufficient height to the lower surface of the branch duct 40 can be secured, and products having the same height as the other product shelves 20 can be displayed.

  Further, since the step portion 41 c is provided so that the upper surface of the branch duct 40 is lower than the front surface side with respect to the front surface side, the space between the product shelf 20 positioned above the branch duct 40 and the upper surface of the branch duct 40 is provided. A space can be formed in the space, the cords of the electric heater can be stored in the formed space, and when the upper product shelf 20 is heated, the product shelf 20 to be heated and the product shelf 20 to be cooled It is possible to improve the thermal insulation between the two.

  In addition, since the partition member 45 for vertically dividing the space in the showcase body 10 is provided at the left and right ends of the branch duct 40, the partition member 45 reliably partitions the interior of the showcase body 10 into an upper part and a lower part of the branch duct 40. In the case where heating and cooling are performed at the same time, it is possible to prevent heat from flowing out from each of the commodity shelves 20.

  Further, since the branch duct 40 is configured to be detachable, the branch duct 40 can be removed and the attachment position can be easily changed as necessary.

The perspective view of the showcase which shows one Embodiment of this invention Front view of showcase Side cross-sectional view of showcase Perspective view of the main part of the showcase Plan view of branch duct Side sectional view of branch duct Front sectional view of branch duct Side view showing operation to remove branch duct Side view showing operation to remove branch duct

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 ... Showcase main body, 20 ... Product shelf, 21 ... Shelf board, 22 ... Support member, 30 ... Ventilation channel, 40 ... Branch duct, 41 ... Duct part, 41c ... Step part, 45 ... Partition member, 50 ... Cooler 60 ... Blower.

Claims (4)

A showcase body with an open front, a plurality of upper and lower product shelves arranged in the showcase body, a ventilation path formed along the bottom side, back side, and top side in the showcase body, and the ventilation path A cooler and a blower arranged inside, and a branch duct extending from a predetermined position in the vertical direction of the rear side ventilation path to the front side of the showcase body, and entering the ventilation path from the lower end side of the front opening of the showcase body In the showcase in which the sucked air is cooled by a cooler, and at least a part of the air is discharged from the rear side ventilation path to the front side of the showcase body through the branch duct.
The showcase, wherein the branch duct is disposed between a pair of support members that support both left and right ends of the product shelf. The showcase according to claim 1, wherein a stepped portion having a lower back side than a front side is provided on an upper surface of the branch duct. The showcase according to claim 1 or 2, wherein a partition member for vertically partitioning between the inner side surface of the showcase body is provided at both left and right ends of the branch duct. The showcase according to claim 1, 2, or 3, wherein the branch duct is detachably provided on the showcase body.