JPH0791822A - Showcase - Google Patents

Abstract

PURPOSE:To facilitate the replacement of a fluorescent lamp by a method wherein a bracket for mounting the fluorescent lamp is constituted so as to be equipped with a movable bracket, engaged with a fixed bracket, fixed to the wall surface of a recessed place, so as to be movable in up-and-down, while the fluorescent is retained by a clip on the movable bracket. CONSTITUTION:Fluorescent lamps 36, 37 are attached to a recessed place 51 formed on the outside of upper rim of an opening 12 of the heat insulating wall of a showcase through a bracket 34. The bracket 34 is constituted of a fixed bracket 53, fixed to the wall surface of the recessed place 51, and a movable bracket 54, engaged with the fixed bracket 53 so as to be movable in up-and-down while the fluorescent lamps 36, 37 are retained by clips 66, 67 provided on the movable bracket 54. The movable bracket 54 is fixed detachably to a fixed bracket 53 by a fixing unit 64 under a using condition wherein the movable bracket 54 is ascended to the uppermost part while the descending of the movable bracket is precluded from further descending by a retaining unit 61 under the replacing condition of the fluorescent lamp wherein the movable bracket 54 is lowered to the lowermost part.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a showcase in which a fluorescent lamp is mounted in a recess formed outside the upper edge of an opening of a heat insulating wall via a bracket.

[0002]

2. Description of the Related Art Conventionally, as shown in, for example, Japanese Utility Model Publication No. 61-33510 (F25D23 / 02), this type of showcase has a discharge port formed at the upper edge of a heat insulating wall having a substantially U-shaped cross section. By discharging cool air toward the suction port of the lower edge, an air curtain is formed in the opening, and a recess is formed outside the upper edge of the opening, and a fluorescent lamp is installed in the recess. .

This fluorescent lamp has a function of illuminating an opening portion of a heat insulating wall located below and illuminating a translucent shade provided in front of the fluorescent lamp. One of them is held by the clip of the bracket fixed to the wall surface of the bracket, or two of them are held in parallel in the front and rear, and when lighting failure occurs due to deterioration over time, it is necessary to remove from the clip and replace it.

[0004]

However, in convenience stores and the like in recent years, it is necessary to make the upper and lower edges of the opening of the heat insulating wall flush with each other due to the problem of the installation of the showcase. In order to prevent the product from shrinking, the recess outside the upper edge of the opening also tends to be extremely narrow. When this recess becomes narrow, it becomes extremely difficult to attach and detach the fluorescent lamp from below the recess. Therefore, work such as removing the shade is actually required.

The present invention has been made to solve the above-mentioned conventional technical problems, and provides a showcase in which the workability of exchanging a fluorescent lamp attached to the outside of the upper edge of the opening of the heat insulating wall is improved. The purpose is to

[0006]

That is, in the showcase 1 of the present invention, the fluorescent lamps 36 and 37 are mounted via the bracket 34 in the recess 51 formed outside the upper edge of the opening 12 of the heat insulating wall 2. The bracket 34 is attached to the recess 5
Fixed bracket 53 fixed to the wall surface of No. 1, a movable bracket 54 that vertically vertically engages with this fixed bracket 53, and clips 66 and 67 that are provided on this movable bracket 54 and that hold fluorescent lamps 36 and 37. , A fixed portion 64 for removably fixing the moving bracket 54 to the fixed bracket 53 in a state where the moving bracket 54 is raised to the uppermost portion, and a locking portion for preventing the movement of the moving bracket 54 when the moving bracket 54 is lowered to the lowermost portion. And part 61,
The fluorescent lamps 36 and 37 are located in the recess 51 with the moving bracket 54 raised to the uppermost position, and
4 is pulled out from the recess 51 in a state where it is lowered to the bottom.

Further, in the above-described showcase 1 of the invention of claim 2, the transparent shade 39 is arranged in front of the fluorescent lamps 36, 37, and the fixing position of the fixing bracket 53 is movable back and forth. In the state where the night cover N is moved forward, a mounting space for the night cover N is formed in the recess 51 behind it.

[0008]

According to the showcase 1 of the present invention, when the moving bracket 54 is raised to the uppermost position, the fluorescent lamps 36 and 37 are
Is located in the recess 51, but the fluorescent lamps 36 and 37 are pulled out from the recess 51 by lowering the moving bracket 54 to the lowermost position. Therefore, when replacing the fluorescent lamps 36 and 37, the fluorescent lamps 36 and 37 can be easily replaced outside the recess 51 by lowering the moving bracket 54 to the lowermost position. Therefore, even when the recess 51 is narrow, the fluorescent lamps 36 and 37 can be replaced without removing the peripheral parts as in the conventional case, and the workability is remarkably improved.

In particular, the movable bracket 54 is detachably fixed to the fixed bracket 53 by the fixed portion 64 in a state of being located at the uppermost portion, so that the movable bracket 54 is stably held in the recess 51 and is also fixed. When the fixing is released and the downward movement is performed, the moving portion 54 is erroneously pulled out from the fixed bracket 53 because the locking portion 61 prevents the movement at the lowermost portion.
There is no inconvenience such as 7 falling.

In addition to this, according to the showcase 1 of the invention of claim 2, the fixing bracket 53 can be moved forward and backward, and the mounting space for the nid cover N is formed behind the fixed bracket 53 in a state of being moved forward. So night cover N
When the night cover N is not needed, the fixed bracket 53 can be moved backward and attached to the space behind the fixed bracket 53, and the fixed bracket 53 can be attached rearward and separated from the front shade 39. The shadows of the clips 66, 67, etc. can be prevented from appearing in the shade 39.

[0011]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 1 is a perspective view of a showcase 1 of the present invention, FIG. 2 is a vertical sectional side view of the showcase 1, and FIG. 3 is a vertical sectional side view of a front end of a heat insulating wall 2 of the showcase 1. The showcase 1 of the present invention comprises a heat insulating wall 2 having a substantially U-shaped cross section, and side plates 3 and 3 attached to both sides of the heat insulating wall 2. Partition plates 4 and 6 are attached to the inside of the heat insulating wall 2 at intervals respectively.
The space is defined as the inner layer duct 7, and the space between the outer partition plate 6 and the heat insulating wall 2 is defined as the outer layer duct 8.

A back partition plate 10 which constitutes the inner partition plate 4.
A bottom plate 9 is attached to the lower front of the heat insulating wall 2 with a space for a duct between the bottom wall 2A and the bottom wall 2A of the heat insulating wall 2, and the insides of the partition plate 4 and the bottom plate 9 serve as a storage chamber 11. Inner layer discharge port 16 and outer layer discharge port 1 having honeycomb materials 13 and 14 attached to the upper edge of front opening 12 of heat insulating wall 2 respectively.
7 are arranged in parallel, and the inner layer discharge port 16 and the outer layer discharge port 17 communicate with the inner layer duct 7 and the outer layer duct 8, respectively. An inner layer suction port 18 and an outer layer suction port 19 are juxtaposed at the lower edge of the opening 12, and a suction port cover 22 having a plurality of slits 21 ...
Is provided.

On the other hand, a fan case 23 is installed on the bottom wall 2A of the heat insulating wall 2 at the lower rear portion of the bottom plate 9, and a plurality of blowers 24 for the inner layer and the outer layer are attached to the fan case 23. . The space below the bottom plate 9 is divided into two ducts by a partition member 26. The inner layer suction port 18 passes through the inner layer blower 24 to the inner layer duct 7, and the outer layer suction port 19 passes through the outer layer blower 24. Through the outer layer duct 8.

A cooler 27 of a cooling device is vertically installed in the inner layer duct 7 behind the back partition plate 10, and when the blower 24 for the inner layer is operated, the cold air that has exchanged heat with the cooler 27 is shown in FIG. The inside duct 7 can be lifted as indicated by the middle broken line arrow,
It is discharged from the inner layer discharge port 16 toward the inner layer suction port 18. Then, the cool air sucked from the inner layer suction port 18 is accelerated again by the blower 24. On the other hand, when the blower 24 for the outer layer is operated, the air in the outer layer duct 8 is discharged as shown in FIG.
As shown by the solid line arrow, it is raised in the outer layer duct 8 and discharged from the outer layer discharge port 17 toward the outer layer suction port 19. Then, the air sucked from the outer layer suction port 19 is accelerated again by the blower 24. As a result, a double front and rear air curtain is formed in the opening 12, and a part of the cool air curtain inside is circulated in the storage chamber 11 to cool the storage chamber 11.

Side frames 28 are located at the backs on both sides of the storage chamber 11, and a plurality of engaging holes 29 are formed in the front surface of the rear side of the side frame 28 at predetermined intervals.
Rear ends of a plurality of brackets 31 ... Are detachably engaged with the engaging holes 29. It is installed.

Further, the upper surface of the bottom wall 2A of the heat insulating wall 2 is inclined downward toward the front of the fan case 23, and a drain receiver 41 is formed at the lowermost portion thereof, and the drain receiver 41 communicates with a drain hose 42. A drain hole 43 is formed.
The frost that has grown on the cooler 27 is heated and melted by a defrost heater (not shown), but this defrost water flows down the upper surface of the bottom wall 2A, collects in the drain receiver 41, and flows into the drain hose 42 from the drain hole 43. Be discarded. Also, the inner layer suction port 1
8 and the dew condensation water flowing down from the outer layer suction port 19 are also collected in the drain receiver 41 therebelow and similarly discharged.

On the other hand, a reflection plate 33 is attached to the front end of the ceiling wall 2B of the heat insulating wall 2. The reflection plate 33 is, for example, a white-painted steel plate, and includes the upper wall 33A and the outer layer discharge port 14
And a rear wall 33B located on the front side of the. This reflector 3
A thermometer 38 is attached to the front end of 3, and a light-transmitting shade 39 made of an acrylic milk translucent plate is attached below the thermometer 38. The shade 39 is opposed to the front of the rear wall 33B of the reflection plate 33 with a space therebetween, thereby forming a recess 51 open downward between the two.

The upper and lower parts are located in this recess 51.
The fluorescent lamps 36 and 37 of the book are attached to the reflector 3 by the bracket 34.
3 is attached to the upper wall 33A, and the glow starter 52 is further attached to the upper wall 33A. The bracket 34 includes a fixed bracket 53 as shown in FIG. 4 and a moving bracket 54 engaged with the fixed bracket 53. The fixing bracket 53 includes a vertically elongated steel plate or a main body 55 made of a hard resin material, and an upper side 56 and a lower side 57 formed by bending the upper and lower ends of the main body 55 forward. The upper side 56 has two front and rear insertion holes 58, 5
8 is provided, and a cut groove 59 cut from the front edge and a locking portion 61 protruding laterally are formed on the lower side 57.

On the other hand, the moving bracket 54 is also made of a steel plate,
Alternatively, the main body 62 made of a hard resin material and the main body 62
An upper side 63 formed by bending the upper end of the back to the rear, and a fixed portion 64 formed by bending the lower end of the to the front. Body 62
Clip 6 on the front side of the
6 and 67 are arranged side by side vertically, and the clips 66,
The fluorescent lamps 36 and 37 are held by 67, respectively. The upper side 63 has a rectangular engaging hole 68 through which only the main body 55 of the fixed bracket 53 can be inserted.
A decorative screw 69 is screwed into the fixing portion 64 from below and penetrates the fixing portion 64.

The fixed bracket 53 is inserted into the engaging hole 68 of the moving bracket 54, and both the brackets 53, 54 are inserted.
Combine. At this time, the moving bracket 54 is movable up and down with respect to the fixed bracket 53, and since the fixed portion 64 is in close contact with the upper surface of the lower side 57 in the uppermost position, the decorative screw 69 is inserted into the cut groove 59 in this state. The movable bracket 54 is fixed to the fixed bracket 53 by engaging and tightening. Further, when the decorative screw 69 is loosened and the moving bracket 54 is lowered, the engaging hole 68 is moved to the engaging portion 61.
Since the locking portion 61 comes into contact with the upper side 63 around the engaging hole 68 at the lowermost position, the moving bracket 54 is prevented from further descending.

On the other hand, the upper wall 33A of the reflection plate 33 is formed with three screw holes 71 ... In the front and rear (shown by broken lines in FIG. 3). For example, two screw holes 71, 71 on the rear side are formed. The insertion holes 58, 58 of the upper side 56 of the fixing bracket 53 are made to correspond to each other and fixed by screws 72, 72. Then, the moving bracket 54 is raised to the uppermost position, and the decorative screw 69 of the fixed portion 64 is engaged with the cut groove 59 and tightened as described above. In this state, the fluorescent lamps 36, 37 are located in the recess 51 and are stably held, and the light emitted from the fluorescent lamps 36, 37 illuminates the lower opening 12 portion,
The front shade 39 is illuminated from the rear. At this time,
Since the fluorescent lamps 36 and 37 are relatively distant from the shade 39, the shadows of the clips 66 and 67 are difficult to be reflected in the shade 39.

Next, when the fluorescent lamp 36 or 37 becomes defective in lighting due to deterioration over time and is to be replaced, the decorative screw 69 of the moving bracket 54 is loosened to fix the fixed portion 64 to the lower side 57 of the fixed bracket 53. solve. In this state, the moving bracket 54 can be moved downward, and if it is pulled down as shown in FIG. 5, the engaging portion 68 will reach the engaging portion 61, and the engaging portion 61 will be in the vicinity of the engaging hole 68. Upper side 63
The moving bracket 54 cannot be pulled down any more. At this time, since both the fluorescent lamps 36 and 37 are pulled out downward from the recess 51, the both fluorescent lamps 36 and 37 can be easily replaced in this state. Therefore, even if the recess 51 is narrow, the fluorescent lamp 3 is not removed without removing the shade 51 and the like.
It will be easy to replace 6, 37.

Particularly, since the engaging portion 61 and the upper side 63 contact each other, the moving bracket 54 is reliably prevented from coming off.
The moving bracket 54 is pulled out from the fixed bracket 53 by an inadvertent pulling down, and the inconvenience such as the fluorescent lamps 36 and 37 dropping and being damaged does not occur. In addition, glow starter 5
The replacement of 2 can also be easily performed with the moving bracket 54 being pulled down to the lowest position.

Next, when the winding type night cover N is installed in the recess 51, the fixing bracket 53 is attached to the two screw holes 71, 71 on the front side of the upper wall 33A of the reflecting plate 33 as shown in FIG. The fixing bracket 53 is moved forward in the recess 51 (actually by about 15 mm) by fixing the insertion holes 58, 58 of the upper side 56 in correspondence with the screws 72, 72. In this state, a mounting space for the night cover N is formed in the recess 51 on the rear side of the bracket 34. Then, the night cover N is fixed by screwing the screws 74 and 74 into the screw holes 73 and 73 previously formed in the rear wall 33B of the reflection plate 33. The night cover N is pulled out from the rear side of the bracket 34 to close the opening 12 when the store is closed.

Although the upper and lower two fluorescent lamps 36 and 37 are mounted on the movable bracket 54 in the embodiment, one or more fluorescent lamps may be mounted vertically.

[0026]

As described above in detail, according to the present invention, the bracket for mounting the fluorescent lamp is composed of the fixed bracket fixed to the wall surface of the recess, and the movable bracket vertically movably engaged with the fixed bracket. Since the fluorescent lamp is held by the clip provided on the moving bracket, when the fluorescent lamp is replaced, the fluorescent lamp can be easily replaced outside the recess by lowering the moving bracket to the bottom. Like Therefore, even if the recess is narrow, the fluorescent lamp can be replaced without removing the peripheral parts as in the conventional case, and the workability is remarkably improved.

In particular, since the moving bracket is removably fixed to the fixed bracket by the fixing portion in the state of being located at the uppermost portion, it is stably held in the recess and the fixing at the fixing portion is released. When it is lowered downward, the movement is blocked by the locking portion at the lowermost portion, so that the moving bracket is accidentally pulled out from the fixed bracket and the inconvenience such as the fluorescent lamp dropping does not occur.

In addition to this, according to the second aspect of the invention, the fixing bracket is made movable in the front and rear direction, and the mounting space for the nid cover is formed in the rear of the fixed bracket, so that the night cover is required. In such a case, the fixing bracket can be moved forward and attached to the space behind it, and when the night cover is not needed, the fixing bracket can be attached backward and separated from the front shade so that the shadow of the clip, etc. can be eliminated. It can be set so that it does not appear in the shade.

[Brief description of drawings]

FIG. 1 is a perspective view of a showcase of the present invention.

FIG. 2 is a vertical sectional side view of the showcase of the present invention.

FIG. 3 is a vertical sectional side view of the front end of the upper portion of the heat insulating wall of the showcase of the present invention.

FIG. 4 is a perspective view of a bracket.

FIG. 5 is a vertical cross-sectional side view of the front end of the upper part of the heat insulating wall of the showcase of the present invention with the moving bracket pulled down.

FIG. 6 is a vertical cross-sectional side view of the front end of the upper portion of the heat insulating wall of the showcase of the present invention in which the moving bracket is moved forward and the night cover is attached.

[Explanation of symbols]

 1 Showcase 2 Heat Insulation Wall 11 Storage Room 12 Opening 34 Bracket 36 Fluorescent Lamp 37 Fluorescent Lamp 39 Shade 51 Recess 53 Fixed Bracket 54 Moving Bracket 58 Insertion Hole 59 Cut Groove 61 Locking Part 64 Fixing Part 66 Clip 67 Clip 68 Engaging Hole 69 Cosmetic screw 71 Screw hole N Night cover

Claims (2)

[Claims] 1. A showcase in which a fluorescent lamp is mounted in a recess formed outside an upper edge of an opening of a heat insulating wall via a bracket, wherein the bracket includes a fixing bracket fixed to a wall surface of the recess, A movable bracket that engages with the fixed bracket in a vertically movable manner, a clip provided on the movable bracket for holding the fluorescent lamp, and the movable bracket on the fixed bracket with the movable bracket raised to the uppermost position. The fluorescent lamp is composed of a fixed portion that is detachably fixed and a locking portion that prevents the moving bracket from moving when the moving bracket is lowered to the lowermost portion. A showcase that is located inside the facility and is pulled out from the recess in a state where the moving bracket is lowered to the lowermost portion. 2. A transparent shade is arranged in front of the fluorescent lamp, and a fixing position of a fixing bracket is movable back and forth, and a night cover is mounted in a recessed portion in the state of being moved forward. The showcase according to claim 1, wherein the showcase is configured to form a space.