JP2014108180A - Straightener for open showcase - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a straightener for open showcases capable of exerting maximal cold insulation performance according to times.SOLUTION: An open showcase 1 includes a cold insulation chamber 2 at least the front face of which is opened, and a plurality of shelves 5 formed inside the cold insulation chamber 2, and cools the interior of the cold insulation chamber 2 by blowing cool air from an outlet 12 at an upper part of the cold insulation chamber 2 to an inlet 13 at a lower part of the cold insulation chamber 2 and forming an air curtain in front of the shelves 5. A straightener 23 for use in the open showcase 1 includes a straightening part 26 for straightening a cool air flow in front of a shelf 5, and a mounting part 24 on which the straightening part 26 is demountably mounted on the shelf 5.

Description

  The present invention has at least a cold-reserving chamber whose front surface is open and a plurality of shelves inside the cold-reserving chamber. Is blown out, and an air curtain is formed in front of the shelf, whereby the interior of the cold storage chamber is kept cool.

  Conventionally, in order to display products such as frozen foods and fresh foods at supermarkets and convenience stores, and maintain a desired temperature, a cold air circulation type open showcase is used.

  In such an open showcase, a plurality of product placement shelves (display shelves) are provided along the vertical direction in a storage room (cold storage room) formed inside the case body whose front is opened, and the case body A cooling device and a blower are provided in an air passage formed between the storage chamber and the storage chamber. In addition, the air in the storage chamber is sucked into the air passage from the suction port provided in the lower portion of the storage chamber, cooled and pumped, and blown out into the storage chamber as cold air from the outlet provided in the upper portion of the storage chamber. An air curtain is formed on the front surface of the storage room to keep the product in the storage room cool.

  And it provided with the slit formation member which forms a slit between this front-end part by being spaced apart from the front-end part of goods mounting shelf, and let the air blown off from the blower outlet pass through this slit Those are known (for example, see Patent Document 1).

  Further, the product display shelf (display shelf) is divided into a main body shelf and a slide shelf connected to be movable in the front-rear direction, and a wind guide plate is provided at a front portion of the slide shelf. In some cases, an air curtain guide path is formed between the air guide guide plate and the air guide guide plate is set to a position where the air guide guides the air curtain appropriately (for example, see Patent Document 2). .

JP 2011-188889 (5th page, FIG. 1) JP 2011-167384 A (page 4, FIG. 5)

  However, in Patent Document 1 and Patent Document 2, the slit forming member and the air guide (cold air rectifier) are provided on the flow path of the air curtain, and these are resistant to the flow of the cold air. .

  In other words, the slit forming member is resistant to the flow of cold air, but the air curtain is disturbed due to changes in the surrounding environment of the open showcase such as the rainy season or summer when the air blower is strengthened in the store. Since the flow of the cold air disturbed by the air flow or the like passes through the slit and is sequentially adjusted and flows downstream, the air curtain is effectively maintained. On the other hand, from autumn to spring other than the above, there is almost no effect on the air curtain due to air blowing, etc., and the slit forming member etc. simply becomes resistance to the flow of cold air, and the load ratio of the blower increases, so it is open There is a risk that the cool performance of the showcase will not be maximized.

  The present invention has been made paying attention to such problems, and an object of the present invention is to provide a rectifier for an open showcase in which the open showcase can exhibit the maximum cooling performance according to the time. And

In order to solve the above problems, the rectifier for an open showcase of the present invention is
A cold storage chamber having at least a front surface opened, and a plurality of shelves inside the cold storage chamber, and cold air is blown out from an upper outlet of the cold storage chamber toward a lower inlet of the cold storage chamber In the rectifier used for the open showcase in which the inside of the cold insulation chamber is cooled by forming an air curtain in front of the shelf,
A rectifying unit that rectifies the flow of cool air in front of the shelf and an attachment unit that detachably attaches the rectifying unit to the shelf are provided.
According to this feature, a rectifier is installed on the shelves of the cold storage compartment when the surrounding environment of the open showcase changes during the rainy season or summer when the air blower is strengthened in the store and the air curtain is disturbed. By adjusting the flow of cool air at the rectifying unit, the air curtain can be maintained well and the cold performance of the open showcase can be maintained, and at other times the rectifier is removed from the shelf, This reduces the resistance of the open showcase and enhances the cool performance of the open showcase, so that the open showcase can exhibit the maximum cool performance depending on the season.

The rectifier for the open showcase of the present invention is
The attachment part is attached to an upright portion of a front end of the shelf from above.
According to this feature, the attached portion is configured to be attached to the upright portion of the front end of the shelf from above, thereby using the upright portion provided to prevent the product from falling from the shelf, and the rectifier Can be easily attached to the front of the shelf.

The rectifier for the open showcase of the present invention is
The rectifying unit is characterized in that a card holding unit is provided in front of the rectifying unit.
According to this feature, the card holding unit is provided on the front surface of the rectifying unit, so that the card holding unit can be provided using the front surface of the rectifying unit, and the card for displaying the product is placed on the forefront of the shelf. Can display and promote the sale of goods.

The rectifier for the open showcase of the present invention is
The mounting portion includes a flexible portion that can be bent and bent so that the rectifying portion can be lifted toward the front upper side of the shelf.
According to this feature, when the attachment portion has the flexible portion, when the employee or customer picks up the product from the shelf at the store or the like, the flexible portion is Absorbing the impact of the product and the hand, it prevents the product and the person from sticking. In addition, by having a flexible part, even when a barcode or the like is written on the card on the front end surface of the shelf, a store employee lifts the rectifying unit forward and upward without removing the rectifying device. Since the bar code and the like can be read by applying a reading device to the card on the front end surface of the store, the workability of store employees can be improved.

The rectifier for the open showcase of the present invention is
The rectifying unit is formed of a honeycomb structure made of a synthetic resin that can be expanded and contracted.
According to this feature, by using the honeycomb structure as the rectification unit, the strength of the rectification unit in the cold air flow direction can be increased, while the rectification unit is made of a synthetic resin that can be expanded and contracted. If the product hits the rectifier when the product is placed on the shelf, etc., the honeycomb structure made of synthetic resin absorbs the impact hit by the product, so that the Safety when a customer touches the rectifying unit can be improved.

It is a sectional side view which shows the open showcase provided with the rectifier for open showcases in Example 1. It is side sectional drawing which shows the rectifier for open showcases with which the shelf was mounted | worn. It is a sectional side view which shows the attachment aspect to the shelf of the rectifier for open showcases. It is a sectional side view which shows the rotation aspect of the rectification | straightening part of the rectifier for open showcases. It is a top view which shows the specific example of the rectification | straightening part of the rectifier for open showcases.

  EMBODIMENT OF THE INVENTION The form for implementing the rectifier for open showcases which concerns on this invention is demonstrated below based on an Example.

  An open showcase rectifier according to Embodiment 1 will be described with reference to FIGS. 1 to 5. Hereinafter, the left side of FIG. 1 to FIG. 4 is the front side (front side) of the open showcase.

  Reference numeral 1 in FIG. 1 is a cold air circulation type open showcase equipped with an open showcase rectifier to which the present invention is applied. The open showcase 1 has a cold storage room 2 that can display a plurality of products in a state of being kept at a low temperature and frozen or refrigerated.

  In addition, the cold room 2 is formed by partitioning the inside of a case body 3 having a heat insulating structure with an open front surface by a partition wall 4. In addition, display shelves 5 for displaying commodities are attached to the partition wall 4 on the back side in multiple upper and lower stages. Furthermore, a bottom plate 6 on which products (not shown) can be displayed is provided at the lower part of the cold insulation chamber 2, so that a large number of products can be placed in the cold insulation chamber 2.

  Further, the upper front end of the case body 3 is covered with a canopy 7, and an illumination 8 is disposed below the case body 3. The illumination light is reflected by the canopy so that the inside of the cold chamber 2 is illuminated uniformly. Further, the canopy 7 accommodates a roll type night cover (not shown).

  An air passage 10 for circulating cold air is provided between the case body 3 and the partition wall 4 so as to cover the cold chamber 2. The ventilation path 10 is provided with a blower 11 for pumping cool air at the bottom, and a cooling device 9 for cooling air at a vertical part.

  In addition, a suction port 13 is formed in the lower portion of the case main body 3 to suck air in the cold insulation chamber 2 into the ventilation passage 10, and in the upper portion of the case main body 3 in the ventilation passage 10 on the front surface of the cold insulation chamber 2. The blower outlet 12 which blows off cold air is formed.

  The suction port 13 extends in the width direction of the case body 3. A suction port cover 14 is attached to the suction port 13 in the form of a horizontally long plate that is gently bent downward from substantially the center in the front-rear direction. The front side and the rear side of the suction port cover 14 are attached. Each of these surfaces has a plurality of suction holes 15 formed in a slit shape extending in the front-rear direction and communicating with the ventilation path 10 in the left-right direction. On the other hand, the air outlet 12 extends in the width direction of the case body 3, and a horizontally long rectangular parallelepiped air rectifier 16 is detachably held at the air outlet 12. Is rectified downward and blown out.

  In addition, a plurality of locking holes (not shown) in which the locking pieces 18 at the rear end of the brackets 17 that support the display shelf 5 are locked are separated from the partition wall 4 on the back side of the cold insulation chamber 2 by a predetermined interval. The bracket 17 is attached using an arbitrary locking hole. The display shelf 5 is supported by the bracket 17, and the display shelf 5 is installed between the pair of left and right brackets 17. The depth dimension of each display shelf is set to a predetermined dimension so that an air curtain 19 and a shelf board, which will be described later, do not interfere with each other.

  In addition, a standing member 20 as an upright portion is provided at the top end portion of the upper surface of the display shelf 5 in order to prevent the commodity displayed on the shelf from falling. Further, a front rail 21 for attaching a card 34 'on which product guide characters, price, bar code and the like are mounted is mounted on the front edge of the display shelf 5. The front rail 21 extends in the left-right direction of the display shelf 5 and has folded pieces 22, 22 bent forward along the longitudinal direction at the upper and lower ends thereof. A card 34 ′ can be locked between the folded pieces 22, 22.

  Next, an open showcase rectifier according to the present invention (hereinafter referred to as a rectifier) will be described. As shown in FIGS. 2 and 3, the rectifying device 23 according to the present embodiment is attached to and detached from the rectifying unit 26 that rectifies the flow of the cold air passing therethrough and the standing member 20 provided at the front end of the upper surface of the display shelf 5. It is comprised from the attachment part 24 which can be attached and the card holding part 25 holding the card | curd 34 with which the product guide character, price display, etc. were described.

  The rectifying unit 26 of the rectifying device 23 has a horizontally long rectangular parallelepiped when viewed from the front, and the horizontal width is substantially equal to the display shelf 5 and the vertical width is substantially equal to the vertical width of the standing member 20 of the display shelf 5. Yes. Further, as shown in FIG. 5, the rectifying unit 26 is a synthetic resin honeycomb structure having a substantially regular hexagonal shape in a top view and having a plurality of communication holes 27 communicating from the upper surface side to the lower surface side of the display shelf 5. Therefore, it has predetermined elasticity that can be expanded and contracted in the front-rear direction and the left-right direction.

  Further, as shown in FIG. 2, support plates 28 for maintaining the shape of the rectifying unit 26 are respectively fixed to the front surface and the rear surface of the rectifying unit 26. The support plate 28 is formed in substantially the same shape as the rectifying unit 26 in a front view.

  A mounting plate 24 for the rectifying device 23 is formed on the holding plate 28 on the front surface of the rectifying unit 26. The mounting portion 24 includes a flexible portion 29 that can be bent and bent, an extended piece 30 that extends rearward and downward from the flexible portion, and a bent piece 31 that extends forward and downward from the flexible portion. As shown in FIG. 4, the rectifying unit 26 can be lifted or lowered in the direction of arrow A, that is, in the vertical direction, by the flexible portion 29. Further, the standing member 20 of the display shelf 5 can be sandwiched from above by the extended piece 30 and the bent piece 31.

  The flexible portion 29 is provided continuously from the upper portion of the holding plate 28 on the rear surface side of the rectifying portion 26. When the holding plate 28 is formed of synthetic resin such as polyethylene terephthalate, the flexible portion 29 is elastic. A portion made of a thermoplastic elastomer is formed as a deformable synthetic resin material so as to have flexibility.

  Further, the flexible portion 29 is bent so as to be gently inclined toward the upper and rear sides, and the rectifying device 23 is attached together with an enlarged portion 33 formed on an upper portion of a card pressing plate 32 described later. The cool air on the upper side of the shelf board easily flows into the rectifying unit 26.

  Further, the extending piece 30 and the bent piece 31 of the mounting portion 24 described above constitute a sandwiching portion 35, and the width dimension of the extending piece 30 and the bent piece 31 on the lower side is the thickness of the standing member 20. Since it is formed so as to be smaller than the size, it can be detachably and securely fixed when the clamping part 35 is clamped from the front and rear with respect to the standing member 20 provided at the front end of the display shelf 5.

  The bent piece 31 has an upper portion bent forward and a lower portion bent forward and downward. Thereby, when the clamping part 35 is attached to the standing member 20 from above and clamped, the bending piece 31 can be easily opened and the bending of the upper part can be utilized simply by pushing the rectifying device 23 downward from above. Since it is easy to bend, the clamping part 35 can be smoothly attached to the standing member 20. Further, even when the standing member 20 is a stopper formed of a wire, the rectifying device 23 can be attached to the front portion of the display shelf 5 by hooking the attachment portion 35 on the wire.

  The card holding part 25 according to the present invention is formed integrally with the holding plate 28 on the front surface of the rectifying part 26, and extends to the upper end of the holding plate 28 by folding the lower end of the holding plate 28 upward. It has a card pressing plate 32 and an enlarged portion 33 extending obliquely upward and upward from the upper end of the card pressing plate 32. As a result, the holding plate 28 becomes a card support plate, and a card 34 such as a price card or POP for displaying product guide characters and product prices can be held between the card support plate and the card holding plate 32. Become. Further, since the card pressing plate 32 is constructed by folding the lower end of the holding plate 28 upward, the card 34 does not fall. Further, since the enlarged portion 33 is formed slightly higher than the upper end of the holding plate 28 and is formed toward the front upper side, the cold air on the upstream side of the rectifier 23 is guided and easily flows into the rectifier 26. Therefore, the flow rate of the cold air passing through the rectifying unit 26 can be increased.

  Further, since the enlarged portion 33 is bent forward, the card 34 is easily sandwiched when the card 34 is inserted from above between the card pressing plate 32 and the card support plate. Further, since the card support plate is wider in the vertical direction than the front rail 21, a card larger than the above-described card 34 'can be sandwiched to promote the sale of products. Note that at least the card pressing plate 32 is desirably formed of a transparent synthetic resin. As a result, the card 34 can be viewed from above the card pressing plate 32.

  As shown in FIG. 4, when the rectifying unit 26 is lifted upward with the flexible portion 29 as the central axis so as to rotate in the direction of arrow A, the card 34 ′ provided on the front rail 21 behind the rectifying device 23 is exposed. Is done. Thereby, for example, when a bar code or the like is written on the card 34 ′ locked to the front rail 21, a reader (not shown) can be easily applied to the bar code or the like without removing the rectifier 23. This can reduce the labor of store employees.

  Next, the operation of the open showcase equipped with the rectifier 23 described above will be described.

  First, the air blower 11 provided in the ventilation path 10 is driven to take in air from the suction port 13 at the bottom of the case body, and the inside of the ventilation path 10 is convected while being cooled by the cooling device 9. . And the cool air in the ventilation path 10 is blown out toward the suction inlet 13 from the blower outlet 12 of the ceiling part of the case main body 3. FIG.

  Then, a part of the cold air blown out from the air outlet 12 convects the inside of the cold insulation chamber 2 and cools the product in the cold insulation chamber 2. Further, the other part directly reaches the suction port 13 and flows into the suction hole 15, or reaches the rectifier 23 and passes through the rectification unit 26 on the way to the suction port 13. The flow of cold air that has reached the rectifier 23 is guided along the communication hole 27. Although the flow before passing through the rectifying unit 26 may be subjected to disturbance such as air blow D caused by air conditioning equipment in the store, the communication hole 27 of the rectifying unit 26 is formed in a vertically long and narrow tubular shape. The flow of the cold air passing through the communication hole 27 is weakened in the left-right direction and the front-rear direction by colliding with the inner wall of the communication hole 27, and is adjusted only in the vertical direction. It blows out toward 23.

  Then, the cool air flows down the rectifying device 23 one after another, and similarly reaches the suction port 13 and is sucked in while the flow is adjusted by the rectifying device 23. As a result, an air curtain is created on the front surface of the display shelf 5 of the cool room 2 and the cool air is circulated in the open showcase 1, so that the cool air in the cool room 2 is diffused to the outside and external heat is generated. Intrusion into the cold insulation chamber 2 is reduced, and the inside of the cold insulation chamber 2 can be efficiently maintained at a constant temperature.

  As described above, even when the air curtain may be disturbed by an external factor such as the air blow D from the store air conditioner hitting the air curtain 19, the rectification provided at the front of the display shelf 5 Since the air curtain 19 is maintained in a laminar flow state by the rectification function of the device 23, it is possible to maintain high cold insulation performance.

  In addition, since the rectifying device 23 can be easily attached to and detached from the display shelf 5 (shelf) by the mounting portion 24, the surrounding environment of the open showcase 1 during the rainy season or summer when the air blower D of the air conditioning equipment or the like is strengthened in the store changes. When the air curtain is disturbed, the air curtain 19 is maintained well by attaching the rectifying device 23 to the display shelf 5 (shelf) of the cold storage chamber 2 and adjusting the flow of the cold air by the rectifying unit 26. 1 is maintained, and the rectifier 23 is removed from the display shelf 5 at other times, so that the resistance on the flow path of the cold air is reduced and the cold performance of the open showcase 1 can be enhanced. The maximum cold performance according to the time can be exhibited in the open showcase 1.

  Further, the mounting portion 24 is provided to prevent the commodity from dropping from the display shelf 5 by being configured to be attached to the standing member 20 (upper portion) at the front end of the display shelf 5 (shelf) from above. The straightening member 23 can be easily attached to the front part of the display shelf 5 by using the standing member 20.

  In addition, by providing the card holding unit 25 on the front surface of the rectifying unit 26, the card holding unit 25 can be provided using the front surface of the rectifying unit 26, and the product is placed in the forefront of the display shelf 5 (shelf). The card 34 such as a display can be displayed, and sales of products can be promoted.

  Moreover, when the attachment part 24 has the flexible part 29, when an employee or a customer takes goods from the display shelf 5 (shelf) at a store or the like, Since the flexible portion 29 absorbs the impact of the product and the hand, the product and a person are prevented from being caught. Further, by having the flexible portion 29, even when a barcode or the like is written on the card 34 ′ on the front end surface of the display shelf 5, a store employee can connect the rectifying portion 26 without removing the rectifying device 23. Since the bar code and the like can be read by lifting the front upper part and applying the reading device to the card 34 'on the front end surface of the display shelf 5, it is possible to improve the workability of store employees.

  Moreover, by making the rectifying unit 26 into a honeycomb structure, the strength of the rectifying unit 26 in the flow direction of the cold air can be increased, while the rectifying unit 26 is made of a synthetic resin that can be expanded and contracted, so If the product hits the rectifying device 23 when placing the product on the display shelf 5 (shelf), the synthetic resin honeycomb structure absorbs the impact of the product and prevents the product from being pinched Furthermore, the safety when an employee, a customer, or the like touches the rectifying unit 26 can be improved.

  Although the embodiments of the present invention have been described with reference to the drawings, the specific configuration is not limited to these embodiments, and modifications and additions within the scope of the present invention are included in the present invention. It is.

  For example, in the embodiment, as shown in FIG. 5A, the rectifying unit 26 has a honeycomb structure by forming a plurality of regular hexagonal communication holes 27, but as shown in FIG. A plurality of cylindrical synthetic resin tubes arranged in parallel and synthetic resin plates may be alternately stacked to form a communication hole 27B to form the rectifying unit 26B. As shown in (c), the flat plate and the corrugated plate are formed of synthetic resin, and they are alternately stacked to form a communication hole 27C to form a rectifying unit 26C. May be configured. Further, as shown in FIG. 5D, the rectifying unit 26D may be configured by combining communication holes 27D and 27D 'having different shapes.

  Moreover, in the said Example, although the attaching part 24 is comprised so that the standing member 20 of the front end of the display shelf 5 may be clamped from upper direction, it is comprised so that the attaching part 24 may clamp a standing member from the left-right direction. Alternatively, the mounting portion 24 may be configured to hold the other part of the display shelf 5, and is not necessarily limited to the one that can be attached and detached, for example, a hook is attached to the display shelf 5. It may be provided and hooked.

  Moreover, in the said Example, although the attaching part 24 is comprised so that it may be attached to the standing member 20, you may attach not only to the standing member 20 but directly to the front end of a shelf.

1 Open Showcase 2 Cold Storage Room 3 Case Body 4 Partition Wall 5 Display Shelf
6 Bottom plate 7 Canopy 8 Lighting 9 Cooling device 10 Ventilation path 11 Blower 12 Outlet 13 Suction port 14 Suction port cover 15 Suction hole 16 Air rectifier 17 Bracket 18 Locking piece 19 Air curtain 20 Standing member (upper part)
21 Front rail 22 Folding piece 23 Rectifying device 24 Mounting portion 25 Card holding portion 26 Rectifying portion 27 Communication hole 28 Support plate 29 Flexible portion 30 Extending piece 31 Bending piece 32 Card pressing plate 33 Enlarging portion 34 Product display card 35 Holding portion 36 Showcase controller 37 Cold room thermometer 38 Cold air thermometer

Claims (5)

A cold storage chamber having at least a front surface opened, and a plurality of shelves inside the cold storage chamber, and cold air is blown out from an upper outlet of the cold storage chamber toward a lower inlet of the cold storage chamber In the rectifier used for the open showcase in which the inside of the cold insulation chamber is cooled by forming an air curtain in front of the shelf,
A rectifying device for an open showcase, comprising: a rectifying unit that rectifies the flow of cold air in front of the shelf; and an attachment unit that detachably attaches the rectifying unit to the shelf.   The rectifier for an open showcase according to claim 1, wherein the attachment portion is attached to an upright portion of a front end of the shelf from above.    3. The rectifying device for an open showcase according to claim 1, wherein the rectifying unit is provided with a card holding unit in front of the rectifying unit.   The open showcase according to any one of claims 1 to 3, wherein the attachment portion includes a flexible portion that can be bent and bent so that the rectifying portion can be lifted upward in front of the shelf. Rectifier.   The rectifying device for an open showcase according to any one of claims 1 to 4, wherein the rectifying unit is formed of a honeycomb structure made of a synthetic resin that can be expanded and contracted.

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