JPH06185846A - Air curtain type refrigerator show case - Google Patents

Abstract

PURPOSE:To facilitate coming in and out of a display cart from the front into an air curtain type refrigerator show case. CONSTITUTION:When a display cart 3 is put into or out of a refrigerator show case A, it is sufficient to open forwards an air guide 7 at a lower part. In this instance, as a floor surface inside the lower air guide 7 is formed in one and the same floor as outside of the air guide 7, it is easy to open or close the air guide 7 and put in or out the display cart 3. After the putting in or out of the display cart 3, it is sufficient to close the air guide 7 up to its closing position.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an air curtain in which cold air ejected downward from an upper front portion to form an air curtain is deflected rearward by a lower air guide provided at a lower front portion. Formula cold storage showcase.

[0002]

2. Description of the Related Art In recent years, in food stores, an air curtain type refrigerating showcase has been used in which frozen foods, which are commercial products, can be easily put in and taken out by customers or store employees.

However, for displaying and replenishing food in a conventional refrigerated showcase, the food is placed on a transport cart at a separate refrigerated warehouse, and the transport cart is passed through a passage in the store to display the refrigerated show. Stop at the front of the case (customer side),
Food is displayed and replenished on the display shelves in the refrigerated showcase, or food is placed directly on the display cart in the refrigerated warehouse, and the display cart is passed through the aisle in the store to the refrigerated showcase from the front. It was closed and displayed.

[0004]

However, when a transport cart is used, it takes time and time to transfer the food to the display shelves in the refrigerated showcase, which interferes with the customer's shopping and causes the customer's shopping. Make you feel uncomfortable.

Further, when the display cart is used, the lower air guide for the air curtain provided at the front end of the floor surface of the refrigerated showcase is temporarily removed, and after the display cart is taken in and out, the lower air guide is restored to the original state. It is very troublesome to return to the position.

Particularly, in the conventional detachable lower air guide, since the projection for positioning the lower air guide is provided on the floor surface, the projection hits the caster of the display cart and is displayed in the refrigerated showcase. Not only does it impair the work of loading and unloading the cart, it also lengthens the time the food is exposed to room temperature, which reduces the freshness of the food, and it takes time to display and replenish the food, which hinders customers from shopping. Become.

Further, if there is a step between the floor surface of the refrigerated showcase and the floor surface of the store, it is inconvenient because the step must be climbed up when the display cart is taken in and out. It is an object of the present invention to provide an air curtain type refrigerated showcase in which a display cart can be easily put in and taken out from the front.

[0008]

In order to achieve the above object, the present invention uses a lower air guide provided at a lower portion of the front surface to cool cold air that is blown downward from an upper portion of the front surface to form an air curtain. In an air curtain refrigeration showcase that is deflected toward, the floor surface inside the lower air guide and the outer floor surface are flush with each other, and the lower air guide is provided so as to be openable and closable forward. There is.

A part of the lower air guide is preferably hinged to the front part of the side plate of the showcase so as to be horizontally rotatable.
In addition, the lower air guide is divided into a plurality of parts in the left-right direction, the side ends of the divided parts are hinged to each other so as to be horizontally rotatable, and a caster that rolls on the floor is provided at the lower end of the lower air guide. Or a lower air guide is slidably connected to a hinge provided on a side plate, or a latch is provided between adjacent divided portions of the lower air guide to prevent them from rotating. It is better to

[0010]

[Operation] To put the display cart in and out of the refrigerated showcase, simply open the lower air guide forward. At this time, the inner surface of the lower air guide and the outer surface of the lower air guide are flush with each other. Therefore, the lower air guide can be easily opened and closed and the display cart can be easily put in and taken out. After the display cart is put in and taken out, it is only necessary to close the lower air guide to the original position.

[0011]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS The drawings show an embodiment of the present invention.
Is a refrigerated showcase, (1) is its side plate, (2) is the rear wall,
(3) is a cart for displaying frozen food.

The evaporator (4) of the refrigerator is installed in the upper part of the refrigerated showcase (A), the fan (5) facing the front is installed behind it, and the refrigerated showcase (A) is installed in the front. ) Is open at the upper end of the front surface (left surface in FIG. 1) and faces downward,
A cold air outlet (6) is installed.

At the front of the floor surface of the refrigerated showcase (A), a lower air guide which is long in the left-right direction and which deflects the cool air jetted downward from the outlet (6) to form the air curtain (18) rearward (7) is provided as described below.

As shown in FIGS. 2 and 3, the lower air guide
(7) is bisected into a right divided part (8) and a left divided part (9), and a baffle (8a) is provided on the upper surface and the rear surface of each divided part (8) (9). (9a) is provided and casters are provided at the four corners of the lower surface.
(10) is pivotally installed. The total of the left and right lengths of the two divided portions (8) and (9) is made slightly smaller than the distance between the facing surfaces of the left and right side plates (1).

The right end of the front surface of the right divided part (8) is attached to the front end of the right side plate (1) of the refrigerated showcase (A) by the first hinge (1).
Horizontally pivotable by 1), right divided part (8)
Is connected to the horizontally elongated hole (12) on the left side of the first hinge (11) so as to be slightly laterally movable.

The two divided parts (8) and (9) are hinged at their rear ends by their second hinges (13), and their front ends are also engaged with the hook (14). The second hinge is normally connected by a latch (16) consisting of a pin (15) so that it can be detached and attached
Relative rotation around (13) is prevented, and they are aligned.

The left end of the front surface of the left split portion (9) is separably locked to the front end of the left side plate (1) by a locking metal fitting (17) having the same construction as the latch (16), and the lower part The air guide (7) is prevented from rotating.

The inside of the refrigerated showcase (A) is cooled in the evaporator (4) by the fan (5), and the blower outlet (6) and the air guide ports (8a) and (9b) of the lower air guide (7) are closed. The front surface of the refrigerated showcase (A), which is cooled by the cold air that circulates in the direction of the arrow, is insulated by the air curtain (18) formed by the cold air, which blocks the horizontal air flow.

Lower air guide of refrigerated showcase (A)
The floor surface (19) inside the (7) is flush with the floor surface (20) inside the store outside the lower air guide (7).

When the food is displayed or replenished in the display cart (3) in the refrigerated showcase (A), a latch (1
6) and the hooks (14) of the locking metal fittings (17) are removed, and the divided portions (8) and (9) of the lower air guide (7) are moved slightly to the right as shown by imaginary lines and arrows in FIG. After moving it to the right side, it may be folded and rotated to the right front side of the right side plate (1). Then, the front part of the floor surface (19) of the refrigerated showcase (A) is opened, so that the display cart (3) that is empty or out of stock and the new display cart (3) full of products can be displayed. The cart (3) can be replaced easily and quickly.

Each of the folded divided portions (8) and (9) of the lower air guide (7) is located at the front end of the floor surface of the refrigerating showcase (A) as shown by the solid line in FIG. , Can be fixed by extending in the left-right direction, each divided part (8)
Folding and rotation of (9) are easy due to the action of the casters (10).

Incidentally, each divided portion of the lower air guide (7)
(8) If a fan facing rearward is provided in (9), the effect of the air curtain (18) is further improved, and when the front opening of the refrigerated showcase (A) is wide, the lower air guide (7) is used. May be double-opened or may be divided into three or more divided portions, which may be sequentially connected to each other by a hinge.

[0023]

According to the present invention, when the display cart is taken in and out of the refrigerated showcase, it is not necessary to remove the lower air guide, and the display cart can be easily moved to an unobtrusive position to open the passage. Food can be quickly or easily displayed or replenished in a refrigerated showcase without disturbing the customer or causing discomfort to the customer.

[Brief description of drawings]

FIG. 1 is a schematic vertical sectional side view of an embodiment of the present invention.

FIG. 2 is a sectional view taken along line XX of FIG.

3 is a cross-sectional view taken along line YY of FIG.

[Explanation of symbols]

(A) Refrigerated showcase (1) Side plate (2) Rear wall (3) Display cart (4) Evaporator (5) Fan (6) Air outlet (7) Lower air guide (8) (9) Divided part ( 8a) (9a)
Wind guide (10) Casters (11) No. 1
Hinge (12) Horizontal slot (13) Second
Hinges (14) Hooks (15) Pins (16) Latches (17) Locking brackets (18) Air curtains (19) (20)
Floor

Claims (6)

[Claims] 1. An air-curtain refrigeration showcase in which cold air ejected downward from an upper front portion to form an air curtain is deflected rearward by a lower air guide provided at a lower front portion, An air curtain refrigerating showcase characterized in that a floor surface inside the lower air guide and an outer floor surface are flush with each other, and the lower air guide is provided so as to be openable and closable forward. 2. The one part of the lower air guide is hinged to the front part of the side plate of the showcase so as to be horizontally rotatable.
Air curtain type refrigerated showcase described. 3. The air curtain refrigeration showcase according to claim 1, wherein the lower air guide is divided into a plurality of parts in the left-right direction, and the side ends of the divided parts are hinged to each other so as to be horizontally rotatable. . 4. The air curtain refrigeration showcase according to claim 1, wherein a caster that rolls on the floor is provided at the lower end of the lower air guide. 5. The air curtain refrigerating showcase according to claim 2, wherein the lower air guide is connected to a hinge provided on the side plate so as to be slidable laterally. 6. The air-curtain refrigerated showcase according to claim 3, wherein a latch for preventing rotation of the lower air guide is provided between adjacent divided portions of the lower air guide.