JP2998397B2 - Showcase lighting equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a plurality of display shelves which are vertically arranged in a case having an open front surface for displaying and displaying commodities, and a lighting device provided on each of the shelves for displaying the products displayed in the case. The present invention relates to a lighting device of a showcase for lighting.

[0002]

2. Description of the Related Art A showcase provided with a plurality of display shelves arranged and arranged vertically in a case having an open front has a plurality of display shelves for displaying and displaying products. It is a self-service device that is assumed to be taken out and purchased. Therefore, the front of the case has a large opening so that customers can easily see and take out the products displayed in the case. In addition, a lighting device is provided on each of the display shelves to illuminate the products displayed on the lower side of the display shelf so that customers can see the products displayed in the case better. There are many showcases equipped with many lighting devices such as lighting devices for lighting. Illumination lamps constituting such an illuminating device and circuit components which are connected to each other by wiring and constitute a lighting circuit for illuminating the illumination lamp are attached to the lower side of each display shelf, the upper part of the case, etc. . A fluorescent lamp is generally used as an illuminating lamp. Circuit components constituting a lighting circuit of the fluorescent lamp include a lighting tube and a socket for holding the lighting tube via a base of the lighting tube. , Ballast, connector for wiring connection, etc. Circuit components such as sockets, ballasts, and connectors are generally screwed and attached to the lower side of the display shelf, the upper part of the case, and the like. For this reason, when assembling the showcase, the work of mounting the circuit components is troublesome due to the large number of lighting devices. However, such a conventional lighting device for one showcase is shown in FIGS. 3 is shown. FIG. 2 is a left vertical sectional view showing a configuration of an open front showcase to which the present invention is applied, and FIG. 3 is a left partial vertical sectional view showing a main part of a conventional showcase lighting device. Is the front side.

In FIGS. 2 and 3, reference numeral 1 denotes a case having an open front surface, and this case 1 is a case main body 2 formed of a heat-insulating wall having a C-shaped vertical cross section having left and right side surfaces and an open front surface. A partition 3 is provided along the inner peripheral surface of the case main body 2 and supported at intervals, and side plates 4 are provided to cover both left and right side surfaces of the case main body 2 and the partition 3, and are open to the front. Large opening 5
Are formed. In the case 1, a rear end is vertically formed in a vertical portion of the partition wall 3 in a hole portion 6 formed therein.
8 was fitted to the partition wall 3 so as to be removably cantilevered,
A plurality of display shelves 9 for displaying and displaying products are arranged vertically. Each of the display shelves 9 illuminates products displayed on the lower side of the display shelves 9, and includes a lighting lamp 10, which is a fluorescent lamp suspended from a lower front end of the display shelves 9. An apparatus 11 is provided. A socket 14 for holding a lighting tube 13, which is a circuit component 12 constituting the lighting device 11 and a lighting circuit for lighting the lighting lamp 10, through a base fitted with the lighting tube 13 is provided on the display shelf 9. It is attached by screwing to the lower side of the rear end. Further, a connector 16 intermittent between wirings 15 for connecting the circuit components 12 to each other is fixed to the rear surface of the partition wall 3.
It is attached to the V-shaped bracket 17 by screwing. On the other hand, on the upper front surface of the front end of the case body 2 forming the upper edge of the opening 5, an N-shaped support member 18 extending right and left along the front surface and having a flat side longitudinal section is cantilevered at the rear end. ing. An illumination lamp 1 suspended from the lower surface of the support 18 for illuminating the inside of the case 1 from obliquely forward.
An illumination device 19 having 0 as a component is provided. A circuit part 12 of a lighting circuit for lighting the lighting lamp 10 such as a socket 14 for holding a lighting tube 13 and a ballast 20, which constitutes the lighting device 19, is mounted on an upper surface of a support 18 by screwing. I have. The illumination lamp 10, which is a component of the illumination device 19, has a front surface and an upper surface which are screwed and supported on the front end of the upper surface of the case main body 2 from the front side and the upper surface, and have a substantially F-shaped cover in vertical section. 21.

A space in the case 1 surrounded by the case body 2, the partition wall 3 and the side plate 4 forms a ventilation passage 22, and upper and lower edges of the opening 5 at both upper and lower ends of the ventilation passage 22. The openings 23 and the suction openings 24 are formed along the opening and the opening surfaces thereof face each other up and down. The upward opening surface of the suction port 24 is a suction port cover 25 in which a large number of ventilation holes (not shown) are formed on the left and right, and the downward opening surface of the air outlet 23 is a honeycomb-shaped rectifying body 26 having open upper and lower ends. Each is covered with. In addition, an evaporator 27, a blower 28, and the like, which are components of the refrigerator, are disposed in the ventilation path 22 in the case 1.

[0005] The cold storage and cooling of the products displayed in the case 1 of the showcase constructed as described above are performed as follows. The air sucked into the air passage 22 from the air inlet 24 through the vent hole (not shown) by the blower 28 is cooled by the evaporator 27 to become cool air, is rectified through the rectifier 26, becomes laminar, and flows out of the outlet 23. An air curtain 29 covering the opening 5 is formed by blowing out the air, and the display shelf 9 in the case 1 is formed.
The refrigeration flow 30 which cools and cools the products displayed on the upper side, and is sucked again from the suction port 24 and circulates in the case 1.
To form

[0006]

By the way, such a conventional lighting device for a showcase has a socket 14, which is a circuit component 12 constituting a lighting circuit for lighting the illumination lamp 10, which is a component of the illumination device 11, The connector 16 is attached to the display shelf 9 and the partition 3 by screwing, respectively. Further, the socket 1, which is a circuit component 12 constituting a lighting circuit of the illumination lamp 10, which is a component of the illumination device 19,
4, a ballast 20 and the like are attached to the upper surface of the support 18 by screwing. Therefore, when assembling the showcase, the work of mounting the circuit components 12 is troublesome, due to the large number of lighting devices 11 provided on each of the many display shelves 9 arranged vertically in the case 1. There is a problem that it takes. On the other hand, depending on the type, size, etc. of the products displayed in the case 1, it is necessary to change the interval between the display shelves 9 and replace the display shelves 9, but the display shelves detachably supported by the partition wall 3. Attachment / detachment 9 may involve removal of the circuit component 12 attached to the display shelf 9. In such a case, there is a problem that the circuit component 12 cannot be easily removed.

SUMMARY OF THE INVENTION It is an object of the present invention to provide a lighting device for a showcase in which circuit components can be quickly and easily mounted during assembly, and the circuit components can be quickly and easily removed as needed. I do.

[0008]

According to the present invention, a plurality of display shelves for vertically displaying and displaying products are provided in a case having an open front surface. In a lighting device for a showcase, which illuminates the products displayed in the case with the display shelves and the lighting devices provided respectively for the display shelves, one end is biased in a direction in which the ends are close to each other and the other ends are separated from each other. It is assumed that a pair of rotating bodies constituting a clip rotatably connected to each other in the middle are provided on a side surface of a socket of a lighting tube of the lighting device.

[0009]

[0010]

[0011]

According to the present invention, a pair of rotating bodies are rotated by pinching the other ends biased in the directions away from each other with fingers of a hand against the biasing force and pushing them in a direction approaching each other. One end of this rotating body urged in a direction approaching each other can be opened in a direction away from each other, and the display shelf is sandwiched between the open ends of the rotating body and released, so that one end is released. A pair of rotating bodies can be detachably held on a display shelf or the like sandwiched between the rotating bodies by a biasing force biasing in a direction approaching each other, and the socket of the lighting tube is inserted into the case via the rotating bodies. It can be detachably held.

[0012]

[0013]

[0014]

[0015]

[0016]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to FIGS. FIG. 1 shows the configuration of a lighting device for a showcase according to one embodiment of the present invention. FIG. 1 (A) is a longitudinal sectional view of a main part on the left side, the right side of the figure is the front side, and FIG. (A) is disposed at a position sandwiching the socket from the left and right sides, and the socket held on the display shelf via a pair of rotating members rotatably connected to each other via the socket is an exploded perspective view from the front diagonally lower left. FIG. 2 is a left vertical sectional view showing a configuration of an open front type showcase to which the present invention is applied. The right side of the figure is the front side. 3 are denoted by the same reference numerals.

In FIGS. 1 and 2, reference numeral 1 denotes a case having an open front surface. This case 1 has a case main body 2 formed of a heat insulating wall having a C-shaped vertical cross section having left and right sides and a front opening. The case 3 is composed of a partition wall 3 supported along the inner peripheral surface of the case body 2 and spaced apart from each other, and side plates 4 covering left and right side surfaces of the case body 2 and the partition wall 3. Large opening 5
Is formed. In the case 1, projections 7, 8 projecting rearward from the rear end and formed respectively on the upper and lower sides are fitted into holes 6 having rear ends vertically arranged in a vertical portion of the partition 3. A plurality of display shelves 9, which are cantilevered and detachably supported by 3 and for displaying and displaying products, are arranged vertically.
A lighting device for illuminating the products displayed on the lower side of the display shelf 9 on each of the display shelves 9 and comprising a lighting lamp 10 which is a fluorescent lamp suspended from a lower front end of the display shelf 9 as a component. 31 are provided. This lighting tube 1 in which a lighting tube 13 which is a circuit component 12 constituting a lighting circuit for lighting the illumination lamp 10 which is a component of the lighting device 31 is fitted.
A socket 32, which is also the circuit component 12 and is held through the base 3, is attached to the lower part of the rear end of the display shelf 9.
One end of a pair of connectors 33 formed of a flexible synthetic resin is directly connected to the left and right side surfaces of the socket 32 attached to the lower side of the rear end of the display shelf 9 with the other end protruding left and right. ing. The other end of the pair of connecting bodies 33 protruding left and right is directly connected to the middle in the front-rear direction of a pair of rotating bodies 34 disposed on both left and right sides of the socket 32 so as to face each other. The rear ends of the pair of rotating bodies 34 are formed with protrusions 35 protruding in the direction approaching each other, and the rear ends of the pair of rotating bodies 34 are elastically moved in the direction approaching each other. It is urged by force. A pair of rotating bodies 34 are rotatably connected to each other via the connecting body 33 and the socket 32 that is the circuit component 12, and a paper clip clip 36 is formed between the rotating body 34 and the connecting body 33. Make up. On the other hand, below the rear end of the display shelf 9,
A pair of holes 37 into which the rear ends of the projections 35 are fitted are formed. The rear end of the rotating body 34, which is inserted into each of the pair of holes 37, is engaged with the projection 35 to be engaged and locked. The clip 36 is pinched. This allows
The clip 36 is detachably held below the rear end of the display shelf 9 so as not to be easily detached.
2 is detachably held via a clip 36 below the rear end of the display shelf 9 so as not to come off easily. Further, a connector 16 intermittently connecting between the wirings 15 for connecting the circuit components 12 to each other is fixed to a metal fitting 17 fixed to the back surface of the partition wall 3 and having a C-shaped side section by screwing. This is the same as the conventional example.

In the above-described configuration, the cold storage and cooling of the products displayed on the display shelf 9 in the showcase case 1 provided with the showcase lighting device of the present invention are the same as those in the above-described conventional example. Therefore, the function of the lighting device of the showcase of the present invention will be described below. The lighting device of the showcase of the present invention comprises a lighting device 31 and a circuit component 12 forming a lighting circuit for lighting the lighting lamp 10.
Is held through a base fitted with the lighting tube 13, and the socket 32, which is also the circuit component 12, is not easily removed from the lower end of the rear end of the display shelf 9 via the clip 36. So that it can be detached. The clip 36 grips one end of the pair of rotating bodies 34 urged in a direction away from each other by hand, and rotates the rotating body 34 against the urging force in a direction where the one ends approach each other. , This rotating body 3
The other ends of the display shelves 4 are opened in a direction away from each other, and the portion of the display shelf 9 between the pair of holes 37 is only held between the clips 36 and released. The socket 32 can be detachably and easily retained on the display shelf 9 so as not to come off easily via a pair of rotating bodies 34 which are hooked on the portions and the projections 35 are engaged and locked. Therefore, when assembling the showcase, the socket 32 is attached quickly and easily even when the number of the lighting devices 31 provided on each of the large number of display shelves 9 is large and arranged vertically in the case 1. be able to. In addition, the type, size, etc. of the products displayed in the case 1 change, so that it is necessary to change the intervals of the display shelves 9 and to replace the display shelves 9. Even if it is necessary to remove the circuit component 12 attached to the shelf 9, the socket 32, which is the circuit component 12, can be quickly and easily removed.

[0019]

According to the present invention, there are provided a plurality of display shelves arranged vertically one above the other in a case having an open front surface for displaying and displaying commodities. A lighting device for a showcase that illuminates the products displayed and displayed in the display device, wherein one end of the clip is biased in a direction close to each other and the other end is biased in a direction away from each other, and the clips are rotatably connected to each other in the middle. Since the pair of rotating bodies to be configured is provided on the side surface of the socket of the lighting tube of the lighting device, by the biasing force for biasing one end in a direction approaching each other,
A pair of rotating bodies can be detachably held on a member arranged in a case such as a display shelf sandwiched by the rotating bodies, and a socket for a lighting tube can be easily attached and detached into the case by hand through the rotating bodies. Can be held freely.

[0020]

[0021]

[0022]

As a result, the circuit components constituting the lighting device, including the socket for holding the lighting tube, which constitutes the lighting circuit for lighting the illumination lamp, can be quickly and easily assembled without using any tools during the assembly work. In addition to being assembled, the circuit components can be quickly and easily removed without using tools as required, and the effect of significantly reducing the work time for assembling the showcase can be obtained.

[Brief description of the drawings]

FIG. 1 shows a configuration of a lighting device for a showcase according to one embodiment of the present invention, wherein FIG.
(B) is arranged at a position sandwiching the socket (A) from the left and right sides from both left and right sides, and the socket held on the display shelf is forwardly moved through a pair of rotating bodies that are rotatably connected to each other via the socket. Exploded perspective view from the lower left

FIG. 2 is a left vertical sectional view showing a configuration of an open front type showcase to which the present invention is applied.

FIG. 3 is a vertical sectional view of a left part of a main part showing a configuration of a conventional lighting device for a showcase.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Case 2 Case main body 3 Partition wall 4 Side plate 5 Opening 6 Hole 7 Projection 8 Projection 9 Display shelf 10 Illumination lamp 11 Illumination device 12 Circuit parts 13 Lighting tube 14 Socket 15 Wiring 16 Connector 17 Metal fittings 18 Support body 19 Illumination device 20 Stability Device 21 Cover 22 Ventilation path 23 Outlet 24 Suction port 25 Suction port cover 26 Rectifier 27 Evaporator 28 Blower 29 Air curtain 30 Circulating flow 31 Lighting device 32 Socket 33 Connector 34 Rotating body 35 Projection 36 Clip 37 Hole

Claims (1)

(57) [Claims] 1. A display device comprising a plurality of display shelves arranged and arranged vertically in a case having an open front surface for displaying and displaying commodities, and the display shelves and the lighting devices provided for the display shelves are used to display and display in the case. In a lighting device for a showcase that illuminates the product, a pair of rotating members forming a clip that is biased in a direction in which one end is close to the other and the other end is separated from each other and is rotatably connected to each other in the middle. Is provided on a side surface of a socket of a lighting tube of the lighting device.