JP2003079489A - Sliding door type showcase - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily fit a magnetic metal plate which electromagnetically attracts a magnet packing fitted to a sliding door to a side rail. SOLUTION: Two rows of side rails 8 having a left door concave groove 8L and a right door concave groove 8R are fitted to the left sidewall of a cold showcase. Grooves 8g and 8g following a longitudinal direction are disposed on both sides of the wall face 8e of the side rail 8 abutting on the magnet packing fitted to a left door. A bend part having contact resistance between the grooves 8g and 8g is arranged above the long magnetic metal plate 10 inserted between the grooves 8g and 8g. Thus, fitting work is terminated only by inserting the magnetic metal plate 10 between the grooves 8g and 8g, then the magnetic metal plate 10 is fixed to the side rails 8 by the bend part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slide door type showcase, and more particularly to a slide door type showcase in which a metal plate for electromagnetically adsorbing a magnetic packing of a slide type door is attached to a side rail. is there.

[0002]

2. Description of the Related Art In a storage having a sliding door such as a refrigerated showcase installed at a store, the sliding door is frequently opened and closed, so that cold air inside the storage does not leak to the outside. have. For example, when the doors that slide left and right along the upper and lower rails are closed,
There is one in which a side rail is provided inside the side wall of the storage main body so as to sandwich the front edge portion of the door. In the storage with this side rail, even if the door is not completely closed, if the tip of the door is hooked on the side rail, it is possible to suppress the leakage of cold air to the outside.

Further, by attaching a magnet packing to the front end of the door and attaching an iron plate to the side rail side, when the front edge of the door is closed enough to hang on the side rail, the magnet packing and the iron plate are separated from each other. The device is designed so that the door can be completely closed by using the electromagnetic attraction force that acts in between.

[0004]

In a storage of the type in which the iron plate is attached to the side rail, the work of attaching the magnetic metal plate such as the iron plate to the side rail made of non-ferrous metal such as aluminum is troublesome and Since the magnetic metal plate must be fixed to the rail, there is a problem that the number of work steps increases.

Further, the connecting portion between the side rail and the lower rail must be caulked so that the condensed water inside the storage does not leak to the outside, but the magnetic metal plate is moved by opening and closing the sliding door. If this happens, there is also the problem that the sealing material at the caulking point will peel off, causing water leakage.

[0006]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above-mentioned drawbacks inherent in the slide-door type showcase according to the prior art, and has been proposed in order to suitably solve the drawbacks. An object of the present invention is to provide a slide-door type showcase that can be easily attached to and fixed to a rail, and that the sealing material for water leakage prevention does not come off.

[0007]

In order to solve the above problems and achieve the intended purpose, a slide door type showcase according to the present invention is a slide provided on the front surface of a storage chamber for opening and closing the storage chamber. Type door and a sliding door type that is attached to the side wall of the storage chamber and has a long side rail that fits with the magnet packing attached to the leading edge of the door when the sliding type door is closed In the showcase, grooves along the longitudinal direction are provided on both sides of the side rail wall surface abutting the magnet packing, and at the upper part of the longitudinal magnetic metal plate inserted between the grooves, between the grooves. A feature is that a resistance portion having a contact resistance is provided.

[0008]

BEST MODE FOR CARRYING OUT THE INVENTION Next, a slide door type showcase according to the present invention will be described below with reference to the accompanying drawings with reference to preferred embodiments. As a slide-door type showcase, a refrigerated showcase will be described in the embodiment.

FIG. 1 is a front view of a refrigerating showcase according to an embodiment of the present invention, and FIG. 2 is an exploded view thereof.
This refrigerating showcase 1 is provided with a refrigerating room 2 (see FIG. 2) which is a storage room in the center, and a plurality of shelving nets (not shown) (not shown) are installed inside the shelving , Goods, etc. are displayed. Further, a vertically-arranged fluorescent lamp 3 is installed in the center of the refrigerating compartment 2 to illuminate the inside of the refrigerating compartment 2.

A lower rail 4 is attached to the lower front portion of the refrigerating compartment 2 and an upper rail 5 is attached to the upper front portion thereof. Between the lower rail 4 and the upper rail 5, two slide type left doors are provided. The door 6 and the right door 7 are attached so as to be movable in the left and right directions. Each of the doors 6 and 7 is composed of a transparent plate such as a glass plate and a frame body. A magnet packing 6a is attached to the front edge of the left door 6 (the left edge of FIG. 1) and the front edge of the right door 7 ( The magnet packing 7a is also attached to the right edge of FIG.

A longitudinally long side rail 8 is attached to the front left side portion of the refrigerating compartment 2, and a longitudinally long side rail 9 is also attached to the front right side portion. Also, the left side wall of the refrigerated showcase 1 filled with foam material
As shown in FIG. 3, two side rails 8 having a left door concave groove 8L and a right door concave groove 8R are attached to the (side wall) 1a. The side rail 8 is connected to the lower rail 4 on the bottom surface of the refrigerator compartment 2. The lower rail 4 is provided with a left door concave groove 4L and a right door concave groove 4R, and slidably supports the left door 6 and the right door 7, respectively. Note that reference numeral 11 shown in FIG. 3 indicates a sealing portion made of caulking material, and a gap between the bottom surface of the refrigerating compartment 2 and the lower rail 4 or a gap between the bottom surface of the refrigerating compartment 2 and the bottom portion of the side rail 8 is shown. A caulking material 11 is applied to prevent water leakage.

FIG. 4 is an enlarged view of the side rail 8 shown in FIG. 3, wherein the side rail 8 has the concave grooves 8R, 8L.
The three ribs 8a, 8b, 8c defining the above are provided in parallel, a groove 8R is formed between the ribs 8a, 8b, and a groove 8L is formed between the ribs 8b, 8c. The wall surface 8d of the recessed groove 8R is a surface facing the rear end 7b of the right door 7 (see FIG. 2), and when the right door 7 is fully opened, the right door rear end 7b only abuts on the wall surface 8d. Therefore, the wall surface 8d is not provided with a magnetic metal plate described later.

On the other hand, the wall surface 8e of the other concave groove 8L abuts the magnet packing 6a provided at the front end edge of the left door 6 in a state where the left door 6 is completely closed. A magnetic metal plate 10 is attached to 8e.
The magnetic metal plate 10 of this embodiment is made of, for example, a thin iron plate, but may be another magnetic metal plate, for example, a member formed by mixing magnetic metal powder with resin to form a plate.

In order that the magnetic metal plate 10 can be easily attached to the side rails 8 and that the magnetic metal plate 10 can be easily positioned and fixed to the side rails 8, the side rails 8 in this embodiment are shown in FIG. As shown in, the ribs 8a, 8b, 8c are provided with a bulging portion 8f at the root portion thereof, so that the bulging portion 8f and the wall surfaces 8d, 8e are longitudinally aligned with each other.
A narrow groove (recess) 8g is provided along the (longitudinal direction).

As described above, it is not necessary to mount the magnetic metal plate 10 on the wall surface 8d of the right door concave groove 8R of the side rail 8, and the groove 8g is not necessary for mounting the magnetic metal plate 10. is there. However, if the side rail 8 and the side rail 9 attached to the right side wall surface of the refrigerating compartment 2 are formed as the same component and the side rail 8 is turned upside down so that it can be used as the side rail 9, the cost of the components can be reduced. In this embodiment, since both of the grooves 8R and 8L can be reduced,
Both are provided with a groove 8g. That is, the side rail 9
Also has the same configuration as the side rail 8, but the magnetic metal plate 10 is attached to the wall surface 8d of the right door recessed groove 8R.

The magnetic metal plate 10 of the embodiment shown in FIG.
The overall length is formed to be slightly shorter than the overall length of the side rail 8, and on the head side (upper end side), as shown in FIG. Part 10
a is provided. In this embodiment, the bent portion 10a becomes a resistance portion having a contact resistance with the grooves 8g, 8g.

Before mounting the side rail 8 on the wall surface of the refrigerating chamber 2, the magnetic metal plate 10 shown in FIG. 5 is press-fitted between the grooves 8g, 8g on both sides of the concave groove 8L of the side rail 8 from the lower end 10b side. . Then, the bent portion 10 of the "he" shape on the head side
a is also inserted into the grooves 8g, 8g, and its upper end 10c is aligned with the upper end of the side rail 8 at the magnetic metal plate 10
The insertion into the side rail 8 is completed.

As described above, the magnetic metal plate 10 is attached to the side rails 8 by simply inserting the magnetic metal plates 10 into the grooves (recesses) 8g, 8g provided in the side rails 8, so that the attaching work is facilitated. . Moreover, the bent portion 10a is formed in the groove 8
By being press-fitted into g, 8g, the magnetic metal plate 10 is securely fixed in the grooves 8g, 8g by the spring force of the bent portion 10a. When the right door 6 is opened and closed, the force acting between the magnet packing 6a and the magnetic metal plate 10 does not move the magnetic metal plate 10 in the vertical direction, so the magnetic metal plate 10 is attached. It does not move vertically from the time position.

FIG. 6 showing a lower portion of the side rail 8.
As can be seen from the above, the length of the magnetic metal plate 10 is formed to be slightly shorter than the entire length of the side rail 8, and the magnetic metal plate 10 is positioned at a position where the upper ends of both sides coincide with each other. Lower end 10b of magnetic metal plate 10
Is located slightly above the lower rail 4. Therefore, when the caulking material 11 seals the lower gap of the side rail 8, the caulking material 11 is made of the magnetic metal plate 1.
It is in a state where 0 is not applied.

For example, as shown in FIG. 7, when the magnetic metal plate 10 reaches the lower rail 4, the caulking material 11 is also hung on the magnetic metal plate 10 and the right door 6
When the magnetic metal plate 10 is slightly displaced vertically due to repeated opening and closing of the caulking material 11
Will peel off and the sealing performance will deteriorate. However, in this embodiment, since the caulking material 11 does not hang on the magnetic metal plate 10, the sealing function is not impaired.

[0021]

When the refrigerated showcase 1 having the above-described configuration is assembled, the side rails 8 are attached to the refrigerated showcase 1.
The groove 8 formed on the side rail 8 before mounting on the
g, 8g, the magnetic metal plate 10 is inserted from the lower end side, the bent portion 10a on the upper end side is further press-fitted into the grooves 8g, 8g, and the upper end 10c is inserted at a position where it coincides with the upper end of the side rail 8. finish.

In this way, the magnetic metal plate 10 can be attached to the side rails 8 simply by inserting the magnetic metal plates 10 on the side rails 8 by utilizing the elasticity of the bent portions 10a. As a result, the assembling work becomes easy. Moreover, when the magnetic metal plate 10 is positioned, the lower end 10b can be positioned at a position where the caulking material 11 is not hooked, simply by matching the upper end 10c with the upper end of the side rail 8.

In the above-mentioned embodiment, as the resistance portion for fixing the magnetic metal plate 10 in the grooves 8g, 8g,
A bent portion 1 in which the metal plate 10 is bent in a "V" shape in a side view.
Although 0a is adopted, the same effect can be achieved by providing unevenness or twisting the magnetic metal plate 10 instead. Further, in the embodiment, the refrigerated showcase is described as the slide door type showcase, but if it is a showcase having a slidable door,
It may be a showcase or the like for warming the inside.

[0024]

As described above, in the slide door type showcase according to the present invention, the magnetic metal plate to be attached to the side rails is provided with the resistance portion, so that the attaching work and the fixing work are facilitated. Further, since the total length of the magnetic metal plate is made shorter than the total length of the side rails, the magnetic metal plate can be positioned at a position where the caulking material is not applied, and the assembly cost can be reduced. Further, since there is no fear that the caulking material is peeled off, it is possible to prevent the dew condensation water inside from leaking to the outside.

[Brief description of drawings]

FIG. 1 is a front view of a refrigerating showcase according to an embodiment of the present invention.

FIG. 2 is an exploded perspective view of the refrigerated showcase according to the embodiment.

3 is a sectional view taken along line III-III in FIG.

FIG. 4 is an enlarged view of the side rail shown in FIG.

5A and 5B are views showing a magnetic metal plate according to an embodiment, wherein FIG. 5A is a front view and FIG. 5B is a side view.

6 is a sectional view taken along line VI-VI of FIG.

FIG. 7 is an explanatory diagram showing a case where a magnetic metal plate is extended to a lower end of a side rail.

[Explanation of symbols]

1a left side wall (side wall), 2 refrigerating room (storage room), 6 left door (door) 6a magnet packing, 8 side rails, 8e wall surface, 8g groove 10 magnetic metal plate, 10a bent part (resistive part), 10c
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   ─────────────────────────────────────────────────── ─── Continued front page    (72) Inventor Shigetoki Ishiguro             16 Hoshizaki, 3rd South Building, Sakaemachi, Toyoake City, Aichi Prefecture             Electric Co., Ltd. (72) Inventor Eiji Suzuki             16 Hoshizaki, 3rd South Building, Sakaemachi, Toyoake City, Aichi Prefecture             Electric Co., Ltd. F term (reference) 3B110 BA04 DA05 HA03 HA21

Claims (4)

[Claims] 1. A storage room provided at the front of the storage room (2)
(2) a slide type door (6) for opening and closing, and a side wall (1a) of the storage chamber (2), and when the slide type door (6) is closed, the tip of the door (6) In a slide door type showcase equipped with a magnet packing (6a) attached to the edge and a long side rail (8) that fits, both sides of the side rail wall surface (8e) abutting the magnet packing (6a) With the groove (8g, 8g) along the longitudinal direction in the upper part of the longitudinal magnetic metal plate (10) to be inserted between the grooves (8g, 8g), with the groove (8g, 8g) A slide door type showcase characterized by having a resistance part (10a) having a contact resistance between the two. 2. The magnetic portion of the magnetic plate is the resistance portion (10a).
The device (1) is provided by bending (10).
Shown with a sliding door. 3. The magnetic metal plate (1) having a shorter total length than that of the side rail (8).
The slide door type showcase according to claim 1 or 2, wherein an upper end (10c) of (0) is positioned at an upper end of the side rail (8). 4. The slide-door type showcase according to claim 3, wherein a caulking is provided under the side rails (8) at a place where the magnetic metal plate (10) does not reach.