JP2919702B2 - Low temperature showcase - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a low-temperature showcase in which an upper opening of a heat-insulating box constituting a storage room is closed and opened by a transparent door.

[0002]

2. Description of the Related Art A low-temperature (frozen / refrigerated) showcase in which ice cream or the like is displayed and sold while frozen is conventionally known, for example, from Japanese Utility Model Publication No. Sho 60-32862 (F25D23 / 02).
The structure is as follows. That is, the low-temperature showcase is composed of a heat-insulating box having an opening on the upper surface, and a transparent upper lid slidably provided at an opening edge of the heat-insulating box and closing the opening to be openable and closable. Then, food such as ice cream is stored in a storage room in the heat insulating box, and is displayed and sold while frozen.

[0003]

Incidentally, low-temperature showcases such as this type of ice cream are often installed in stores, and are temporarily exposed to direct sunlight. Then, since the upper lid is transparent, this solar radiation enters the storage chamber through the upper lid, and the temperature rises. In order to prevent this, the store owner has conventionally covered cardboard or a blanket over the low-temperature showcase, and there has been a problem that it has to be removed every time a product is delivered.

SUMMARY OF THE INVENTION The present invention has been made to solve the above-mentioned conventional technical problem, and it is possible to prevent direct sunlight from entering and suppress a rise in temperature without impairing the operability of opening and closing a transparent door. The purpose is to provide a low-temperature showcase that can be used.

[0005]

That is, the low-temperature showcase 1 according to the first aspect of the present invention has a heat insulating box 7 having an opening on the upper surface.
A storage room 9 formed inside the heat-insulating box 7; guide rails 12 formed on the opening edge;
Transparent doors 21, 21 which are slidably provided on the upper and lower sides 2, 12 to open and close the opening 8.
Reference numeral 1 denotes a surrounding door frame 23 and a transparent glass 26 fitted in the door frame 23, and a material for blocking light transmission between the transparent glass 26 and the upper surface of the door frame 23. The light-shielding plate 25 constituted by the above is detachably mounted.

The low-temperature showcase according to the second aspect of the present invention is characterized in that, in the above, a space for inserting a finger is formed between the light shielding plate 25 and the door frame 23.

[0007]

According to the low-temperature showcase 1 of the first aspect of the present invention, when exposed to direct sunlight, the light-shielding plate 25 is placed on the transparent glass 26 of the transparent doors 21, 21 so that the transparent doors 21, 21 are placed. From the sunlight. Therefore, it is possible to suppress an increase in the temperature in the storage room 9 due to the incidence of direct sunlight. At this time, the light shielding plate 25 is
1 is placed between the upper surface of the door frame 23 and the transparent door 21.
, The light shielding plate 25 does not hinder the sliding of the transparent door 21. Therefore, it is not necessary to remove the light shielding plate 25 when opening and closing the transparent door 21, and the operability is significantly improved.

According to the low-temperature showcase 1 of the second aspect of the present invention, in addition to the above, a space for inserting a finger is formed between the light shielding plate 25 and the door frame 23. From this interval, a finger can be inserted into the back surface of the light-shielding plate 25 to easily perform the operation.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings. FIG. 1 is a perspective view of the low-temperature showcase 1 of the present invention with the light-shielding plate 25 removed, FIG. 2 is a vertical sectional side view of the upper part of the low-temperature showcase 1, and FIG.
FIG. 4 is a perspective view of the transparent door 21 and the light shielding plate 25, and FIG. 5 is a perspective view of the low-temperature showcase 1 of the present invention on which the light shielding plate 25 is mounted. Low temperature showcase 1 of the present invention
Is a so-called stocker-type frozen showcase for storing ice cream and the like, and is constituted by a heat insulating box 7 composed of a front wall 2, a bottom wall (not shown), a rear wall 4, and left and right side walls 6.

The rear wall 4 of the heat insulating box 7 extends higher than the front wall 2, and an opening 8 is formed from the upper end of the rear wall 4 to the upper end of the front wall 2. Inside the heat insulating box 7, a storage room 9 opened upward at the opening 8 is formed, and a cooling device (not shown) is provided on an outer surface of an inner box 11 constituting a peripheral surface of the storage room 9. The storage pipe 9 is cooled to a predetermined freezing temperature via the inner box 11 by the cooling action from the cooling pipe.

The upper ends of the left and right side walls 6, 6 are gently inclined forward and low from both sides of the rear wall 4 to the front wall 2,
On its upper surface, guide rails 12 and 12 which are located on both sides of the opening 8 and which are inclined forward and low are formed. Also,
A handrail 13 is attached to the upper end of the front wall 2 in front of the guide rail 12 across the left and right, and a rear sash 1 is mounted on the upper end of the rear wall 4 above the guide rail 12.
4 are attached to the left and right. Further, a middle sash 16 that is located above the guide rail 12 and extends to the left and right is mounted above the front end of the upper surface of the rear wall 4. Then, between the sash 14 and the middle sash 16, a translucent top plate 17 in which an advertising character or the like is printed on a colored glass plate is fitted.

As a result, the opening 8 is actually opened forward of the sash 16 therein. A middle rail 18 is provided between the handrail 13 and the middle sash 1 between the guide rails 12 and 12 so as to partition the opening 8 to the left and right.
The two transparent doors 21 as shown in FIG. 3 are slidably mounted on the guide rails 12, 12 and the middle rail 18 so as to be slidable left and right on the guide rails 12, 12 and the middle rail 18.

The transparent door 21 is composed of a door frame 23 having a handle 22 on the upper surface of the front side, and a transparent glass 26 fitted into the door frame 23 via a surrounding flexible packing 24. On the upper or lower surface of the transparent glass 26, a heat ray reflective film is attached. The door frame 23 has a predetermined thickness dimension larger than the transparent glass 26,
Therefore, a predetermined interval is formed between the upper surface of the transparent glass 26 and the upper surface of the door frame 23. The packing 24
A fin 27 extending downward from side to side is formed on the rear side, and a stopper 28 projecting downward is screwed to the rear side of the rear side of the door frame 23.

On the other hand, an interval is formed between the top plate 17 and the guide rails 12, 12, and the middle rail 18 so that the transparent doors 21, 21 can pass therethrough. , A fluorescent lamp 31 as an illumination lamp is attached. The fluorescent lamp 31 is located below the top plate 17 and below the guide rails 12. Further, a translucent shade 32 is provided on the storage room 9 side of the fluorescent lamp 31, and a space below the top plate 17 where the fluorescent lamp 31 exists is separated from the storage room 9.

The shade 32 is fixed to mounting plates 33, 33 projecting inward from the left and right side walls 6, 6 by screws 34 which can be detached with fingers from the storage room 9 side. The upper end is located below the middle sash 16. The front surface of the rear wall 4 below the shade 32 is inclined so that the upper part projects forward, and a mirror 36 is attached to this inclined surface. The mirror 36 stands up and tilts forward toward the opening 8 at an angle that reflects the inside of the storage room 9 below when viewed from above.

The opening 8 is closed when the front ends of the transparent doors 21 abut against the handrail 13. At this time, the fins 27 of the packing 24 of the transparent doors 21 and 21 are in close contact with the rear surface of the upper end of the shade 32, whereby the storage room 9 is isolated from the space on the fluorescent lamp 31 side. The stopper 28 is provided with a fin 27 of the packing 24.
Abuts on the shade 32 through the transparent doors 21 and 2
1 is prevented from moving further forward and downward, and since the rear side of the door frame 23 is located between the middle sash 16 and the guide rails 12, 12, the vertical movement is also prevented. Therefore, even when the transparent doors 21 are closed vigorously, the transparent doors 21 do not fall off the guide rails 12 and fall to the feet of the customer.

The transparent door 2 is provided by the stopper 28.
1 and 21 cannot be removed as they are, but when cleaning the back surface of the transparent glass 26 of the transparent doors 21 and 21, etc., the screws 34 are removed and the shade 32 is attached to the mounting plate 33.
Remove from 33. Then, the front ends of the transparent doors 21, 21 can be easily removed by lifting them upward.

Next, when the transparent door 21 is pushed up along the guide rail 12 and the middle rail 18 in order to deliver products such as ice cream, the transparent door 21 moves to the lower side of the top plate 17 and is stored. The opening 8 is opened. Thereby, the opening 8 in front of the top plate 17 can be opened and closed by the doors 21 and 21. At this time, the merchandise already stored in the storage room 9 is reflected on the mirror 36, so that a vacant portion can be easily found, the display operation can be performed smoothly, and when the customer takes out the merchandise. Can also be easily sorted. In addition, when the inside of the storage room 9 is viewed from the upper front side, the product in the storage room 9 below the mirror 36 is reflected in a wide range on the mirror 36. As a result, it looks as if the products are displayed behind the rear wall 4, so that it is possible to display the products with depth, and the production effect is remarkably improved, and the customer's willingness to purchase the products is further increased. Become so.

On the other hand, reference numeral 25 denotes a light shielding plate provided on the transparent doors 21, 21 as appropriate. The light shielding plate 25 is a plate having a structure in which a synthetic resin plate is sandwiched between aluminum plates, for example, and cannot transmit light. The thickness of the light shielding plate 25 is equal to or smaller than the distance between the upper surface of the transparent glass 26 of the transparent door 21 and the upper surface of the door frame 23.
Its outer dimension is smaller than the inner dimension of the packing 24. Further, the four corners of the light shielding plate 25 are cut out so as to be curved at a predetermined radius to form a curved portion 25R.

By the way, the low-temperature showcase 1 is installed in a store, so that direct sunlight enters the storage room 9 through the transparent glass 26 of the transparent door 21 during the daytime on a sunny day. Of course, the heat ray reflection film is adhered to the transparent glass 26 as described above, but it is not enough when strong direct sunlight is applied, and the temperature in the storage room 9 rises.

In such a case, the light shielding plate 25 is
1 and 21 are removably mounted on the transparent glass 26. At this time, since the light shielding plate 25 has the above-described dimensions, it is stored inside the packing 24 of the transparent door 21 and the upper surface thereof is flush with or lower than the upper surface of the door frame 23. By mounting the light shielding plate 25, the transparent door 2
Direct sunlight cannot enter from the first transparent glass 26, and the temperature rise in the storage room 9 is suppressed. Further, since the light shielding plate 25 does not protrude above the door frame 23, the light shielding plate 25 is not hooked on the middle sash 16 or the rear sash 14 even when the transparent door 21 is pushed up as shown in FIG. . Therefore, the transparent door 2 with the light shielding plate 25 mounted thereon
Since the doors 1 and 21 can be opened and closed, it is not necessary to remove the light shielding plate 25 each time a product is delivered, so that the opening and closing operation of the transparent door 21 becomes extremely smooth as compared with the related art.

Here, the curved portions 25 are provided at the four corners of the light shielding plate 25.
Since the R is formed, the light shielding plate 25 is slightly separated from the door frame 23 and the packing 24 at the four corners of the transparent door 21, and a space for inserting a finger is formed between the light shielding plate 25 and the packing 24. Therefore, the light shielding plate 25 is not required, and the transparent door 21 is not required.
When the user wants to remove the light-shielding plate 25, the finger can be easily inserted into the back surface of the light-shielding plate 25 by inserting the finger from the above-mentioned interval, and the light-shielding plate 25 can be easily attached and detached.

In the embodiment, the curved portions 25R are formed at the four corners of the light-shielding plate 25 so that an interval is formed between the light-shielding plate 25 and the packing 24. However, the present invention is not limited to this.
It is permissible to cut out the 5 appropriate places inward. In the embodiment, guide rails 12 are provided on both sides of the opening 8, and the transparent doors 21 are slid in the front-rear direction.
However, the present invention is effective even if a guide rail is provided in the opening 8 in the left-right direction so that the two transparent doors slide in a sliding manner. .
Further, the material of the light shielding plate 25 is not limited to the material of the embodiment, and may be any material that blocks light transmission.

[0024]

As described above in detail, according to the first aspect of the present invention, when the apparatus is exposed to direct sunlight or the like, the light shielding plate is placed on the transparent glass of the transparent door, so that the sunlight from the transparent door can be protected. Incident light can be blocked, and temperature rise in the storage room due to direct sunlight or the like can be suppressed. At this time, since the light-shielding plate is placed between the transparent door and the upper surface of the door frame, the light-shielding plate can be pulled down or stored on the lower surface of the top plate of the heat-insulating box. It does not hinder the sliding of the transparent door. Therefore, it is not necessary to remove the light shielding plate when opening and closing the transparent door, and the operability of opening and closing is significantly improved.

According to the second aspect of the present invention, in addition to the above, a space for inserting a finger is formed between the light-shielding plate and the door frame. Can be easily inserted and removed.

[Brief description of the drawings]

FIG. 1 is a perspective view of a low-temperature showcase of the present invention with a light shielding plate removed.

FIG. 2 is a vertical side view of the upper part of the low-temperature showcase of the present invention.

FIG. 3 is a vertical sectional side view of a transparent door.

FIG. 4 is a perspective view of a transparent door and a light shielding plate.

FIG. 5 is a perspective view of a low-temperature showcase of the present invention with a light-shielding plate mounted thereon.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Low-temperature showcase 2 Front wall 4 Rear wall 7 Insulated box 8 Opening 9 Storage room 12 Guide rail 21 Transparent door 23 Door frame 25 Light shielding plate 25R Curved part 26 Transparent glass

Claims (2)

(57) [Claims] 1. A heat insulating box having an opening on an upper surface, a storage room formed inside the heat insulating box, a guide rail formed at the opening edge, and slidably provided on the guide rail. A low-temperature showcase that includes a transparent door that is opened and closed so that the opening can be freely opened and closed. A light-shielding plate made of a material that blocks light transmission is removably mounted between the door and the upper surface of the door frame. 2. The low-temperature showcase according to claim 1, wherein a space for inserting a finger is formed between the light shielding plate and the door frame.