JPH05326054A - Wiring device - Google Patents

Abstract

PURPOSE:To simplify connection of wires to a terminal board and avoid erroneous wiring. CONSTITUTION:A terminal board 21 having plural poles 22a-22j connected to plural wires for interior lamps 12 illuminating a storeroom 3 in a low temperature storehouse, blowers 7 for circulating cool air, or the like, is provided. The plural wires 31a-31j to be connected to the terminal board 21 are colored in different colors, and in the vicinity of the poles 22a-22j of the terminal board 21 labels 25 colored in plural colors corresponding to the colors of the wires 31a-31j are stuck. Accordingly, wiring is conducted by matching the colors of the wires 31a-31j with the colors of the labels 25 so as to simplify wiring work and prevent erroneous wiring.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a wiring device having a terminal board to which wirings of a plurality of electric components are connected.

[0002]

2. Description of the Related Art FIG. 5 illustrates a wiring connection to a terminal plate of a conventional multi-stage low temperature storage. FIG. 5 shows a terminal plate, and a plurality of poles 41 and 42 for wiring connection are provided in parallel with each other on the terminal plate 40 at intervals. And each pole 4
A display portion 43 is formed between the first and the second portions 42, and a label 44 having a number printed on a white background is attached to the display portion 43. Further, each lead 45 connected to an electric component such as an interior lamp of a low temperature warehouse is color-coded, and a label 46 having a number is attached to the tip of each lead wire 45. Then, when connecting the lead wire 45 to the terminal board 40, the connection work is performed while confirming the number of the label 46 of each lead wire 45 and the number of the label 44 of the terminal board 40.

Further, for example, in Japanese Utility Model Publication No. 3-32965, a shelf fluorescent lamp and a ballast provided on each of a plurality of shelves are color-coded corresponding to different lead wires and corresponding lead wires. The auxiliary wiring for connecting the optional internal fluorescent lamp and the optional ballast of the optional shelf that is detachably installed inside the internal cabinet separately from the shelf fluorescent lamp. A wiring device for a multi-stage low-temperature warehouse is disclosed in which a colored connector is provided at one end of the inside wiring and the spare inside wiring and the inside wiring are color-coded to avoid erroneous wiring.

[0004]

In the above-mentioned prior art, the number of the label 46 of each lead wire 45 and the label 4 of the terminal board 40 at the time of connecting the lead wire 45 to the terminal board 40.
Since the connection is made while checking the number 4, the connection work becomes complicated and the work time becomes long. Moreover, there is a possibility that wrong wiring may occur due to incorrect number confirmation. Further, the labor of attaching the label 46 to the lead wire 45 and the cost of each label cannot be ignored.

Also, in the wiring device for a multi-stage cold storage disclosed in Japanese Utility Model Publication No. 3-32965, when connecting electrical components such as a ballast to a terminal board and connecting the power supply wiring to the terminal board. In the case where the lead wire connected to the electrical component is connected to the terminal board by the number as in the prior art, the number is erroneously checked and miswiring occurs as in the prior art. There is fear.

[0006] It is an object of the present invention to provide a wiring device which surely performs wiring connection and simplifies the connection work.

[0007]

The present invention is configured to solve the above-mentioned problems. In the invention of claim 1, 12 lamps in the compartment for illuminating the storage chamber 3 or a blower 7 for cold air circulation are provided. In the wiring device including the terminal board 21 having the plurality of poles 22a to 22j to which the wirings of the plurality of electric components such as the above are connected, the wirings 31a to 31 connected to the terminal board 21.
j is colored in different colors, and the poles 22a to
Label 2 colored in the vicinity of 22j corresponding to the color of the wiring
A wiring device to which No. 5 is attached is provided to simplify wiring work and prevent erroneous wiring.

According to the second aspect of the present invention, the labels 35a to 35j colored in different colors are attached to the terminal plate side ends of the wirings 34a to 34j connected to the electrical components, and the terminal plate 21 has the inside of the cabinet. A wiring device to which a label 25 colored corresponding to the color of a wiring label is attached is provided to simplify wiring work and prevent erroneous wiring.

[0009]

In the wiring device according to the first aspect of the invention, each wiring 3
When connecting 1a to 31j to the terminal board 21, the color of each wiring 31a to 31j and the label 2 attached to the terminal board 21
The wirings 31a to 31j are connected to the poles 22a to 22j corresponding to the wirings having the same color and the label 25, respectively.

In the wiring device for a low temperature warehouse according to the second aspect of the present invention, when the wirings 34a-34j are connected to the terminal board 21, the colors of the labels 35a-35j of the wirings 34a-34j correspond to the colors of the label 25. And labels 35a-35
j and the color of the label 25 are combined to make poles 22a to 22j
The in-compartment wirings 34a to 34j are connected to.

[0011]

Embodiments of the present invention will now be described in detail with reference to the drawings. FIG. 3 is a schematic vertical sectional view of a multi-stage low-temperature storage such as an open showcase that is generally installed in a supermarket or a convenience store. 1 is a heat insulating wall constituting the main body, 2 is a heat insulating wall 1 and a storage room 3 side. Cold air passages 5 formed between the partition plate 4 and the partition plate 4 are, for example, cold air blowers having a honeycomb structure, which are attached to the cold air outlets at the tips of the cold air passages 2. Then, the air cooled by the evaporator 6 provided in the cool air passage 2 is forcedly circulated by the blower 7 as shown by an arrow to form an air curtain on the front surface of the low temperature storage body to cool the storage chamber 3. There is.

Reference numeral 8 is a fluorescent lamp reflector provided on the upper part of the storage chamber 3, H is a dew condensation preventing heater provided on the back surface of the fluorescent lamp reflector 8, and 10 are plural provided on the inner surface of the back wall 9. A plurality of display shelves 11 are locked to the column 10 and are supported substantially horizontally. Each of the display shelves 11 has a shelf fluorescent light (hereinafter, referred to as an internal light) 1 which is an internal light for illumination.
2 is provided, and above the shelf fluorescent lamp 12 of the main body, an upper fluorescent lamp 12 which is an internal lamp is provided. Then, the shelf fluorescent lamp 12 and the upper fluorescent lamp 12 constitute an internal lamp. Further, an outside fluorescent lamp (hereinafter referred to as an outside lamp) 13 is provided outside the storage room 3 in the upper part of the main body. Then, the electrical components such as the internal light 12, the external light 13, the blower motor 7M, etc. are wired and connected to a power source or the like via a terminal plate having a plurality of poles, for example.

FIG. 1 is an explanatory view of wiring to the terminal board. For example, the terminal board 21 has a pair of 12 poles 21a to 21j.
And 23a to 23j are provided in parallel at intervals. A label sticking portion 24 is formed between the poles 22a to 22j and the poles 23a to 23j, and a label 25 is stuck to the label sticking portion 24. This label 25 corresponds to each pole, for example, as shown in FIG.
It is colored in brown, yellow, black, peach, orange, grey, white, red, purple, and the numbers 1 to 12 are described. The number 4 is displayed in black and white so that the number is clear.

Hereinafter, the internal wiring 3 connected to the terminal board 21
1a to 31j will be described. For example, the color of one of the inside wirings 31a for the outside light is the same as the blue color of the label 25 corresponding to the pole 22a to be connected, and the color of one inside wiring 31b for the inside light is connected. The color is the same as the brown color of the label 25 corresponding to the pole 22b, and the color of the in-compartment wiring 31c of the dew condensation prevention heater H is the pole 22c to be connected.
Is the same as the yellow color of the label 25 corresponding to, and the color of the in-compartment wiring 31d for the blower is the connected pole 22d.
Is the same as the black color of the label 25 corresponding to, and the color of the other in-compartment wiring 31e for the outdoor light is, for example, a pink color similar to the pink color of the label 25 corresponding to the pole 22e to be connected. The color of the other internal wiring 31f for the interior light is the same orange as the orange of the label 25 corresponding to the connected pole 22f, and the other internal wiring 31g of the dew condensation prevention heater H is 31g.
The color of is the same as the gray of the label 25 corresponding to the connected pole 22g, and the other in-compartment wiring 31h for the blower is
The color of is the same as the white of the label 25 corresponding to the connected pole 22h. Furthermore, for example, the color of the inside wiring 31i, 31i of the defrosting return output of the cooler provided in the low temperature warehouse is the same red color as the red color of the label 25 corresponding to the connected poles 22i, 22i, and for alarm output. Internal wiring 31
The colors of j and 31j are the same purple as the purple of the label 25 corresponding to the connected poles 22j and 22j.

In the above-mentioned structure, when each wiring inside the cabinet is connected to the terminal board 21, the worker has a blue wiring inside the cabinet 31.
Connect a to pole 22a corresponding to the blue color of label 25.
Further, the brown internal wiring 31b is connected to the pole 22b corresponding to the brown color of the label 25. Similarly, each internal wiring is connected to the pole corresponding to the color of the label 25 similar to that color. According to the above-described embodiment, when connecting the internal wirings 31a to 31j to the terminal board 21, the color of the label 25 colored in a plurality of colors is confirmed to be the same color as the internal wirings 31a to 31j. Then, the internal wirings 31a to 31j may be connected to the poles 22a to 22j corresponding to the same color portions, and the internal wiring 3
It is possible to simplify the connection work of 1a to 31j, and confirm the color of each internal wiring 31a to 31j and the color of the label 25 to securely connect each internal wiring 31a to 31j to a predetermined pole. Therefore, erroneous wiring of the internal wirings 31a to 31j can be avoided.

After connection, the internal wirings 31a to 31j are also provided.
By checking the color of the label and the color of the label 25, the presence / absence of miswiring can be easily confirmed. Further, unlike the conventional case, it is not necessary to attach a label to each in-compartment wiring 31a to 31j for each wiring, the attaching work can be eliminated, the wiring work can be further simplified, and the manufacturing cost can be reduced. it can.

In the above embodiment, the terminal plate 21 has 12 poles and the label 25 is colored blue to brown. However, the number of poles of the terminal plate 21 and the number of colors of the label 25 are as described above. The present invention is not limited to the embodiment, and may be appropriately changed depending on the number of electric components or outputs to be connected. In addition, the outside light, the inside light, the heater for dew condensation, the electrical components such as the blower, the defrosting recovery output, and the alarm output are connected to the terminal board 21 by the inside wirings 31a to 31j. However, the electrical components or outputs connected to the terminal board differ depending on the specifications of the cold storage.

FIG. 4 is an explanatory view of the wiring connection according to the invention of claim 2, the same components as those in FIGS. 1 and 2 are designated by the same reference numerals, and the detailed description thereof will be omitted. Each of the internal wirings 34a to 34j is, for example, a wiring of the same color, and each of the internal wirings 34a to 34j is connected to each electrical component or output similarly to the internal wiring, for example. Then, at the ends of the inside wirings 34a to 34j on the side of connection to the terminal plate 21, blue corresponding to the color of the label 25 of the terminal plate 21,
Labels 35 in brown, yellow, black, peach, orange, gray, white, red and purple
a to 35j are attached. It should be noted that each of the labels 35a to 35j shown in FIG. 4 describes each colored color for the sake of explanation.

In this embodiment, each internal wiring 34a ...
When 34j is connected to the terminal plate 21, for example, in the case of the internal wiring 34a, the internal wiring 34a is connected to the pole corresponding to the red color of the label 25 of the terminal plate 21 on the attached red label 35a. Similarly, the wiring 34b
Also for 34j, the internal wirings 34b to 34j are connected to the poles 22a to 22j corresponding to the color of the label 3 that matches the color of the attached labels 35b to 35j.

According to the above embodiment, the internal wirings 34a ...
Confirm the color of the label 25 of the terminal board 21 that matches the color of the labels 35a to 35j attached to the electrode 34j and the polar electrodes 22a to 2j.
It is only necessary to connect the internal wirings 34a to 34j to 2j, and it is possible to easily confirm the connection points of the internal wirings 34a to 34j.
The connection work can be greatly simplified, and since the colors of the labels 35a to 35j and the color of the label 25 are connected together, erroneous wiring can be avoided.

Further, it is not necessary to prepare lead wires of different colors for the in-compartment wirings 34a to 34j. For example, when the lead wires may have the same thickness, the same lead wires are commonly used. Therefore, the number of parts can be reduced. The number of labels 35a to 35j, their colors, and the terminal board 21
The number of poles or the number of colors of the label 25 is not limited to the above-described embodiment, and may be changed as appropriate depending on, for example, the number of electrical components or the number of outputs.

[0022]

The present invention is a wiring device configured as described above. According to the wiring device of claim 1, the color of the colored wiring corresponds to the color of the label attached to the terminal board. By matching the color of the wiring with the color of the label, you can easily check the connection point of the wiring and connect it, you can greatly simplify the connection work and make sure that the wiring is correct. Wiring can be avoided. Further, by confirming the color of the wiring and the color of the label after the wiring work is completed, the location of the wiring can be easily confirmed. Furthermore, it is not necessary to attach a label to each wiring as in the conventional case, and the wiring work can be greatly simplified.

Further, according to the wiring device of the second aspect, it is possible to easily confirm the connection point by matching the color of the label attached to each wiring with the color of the label of the terminal board, and to prevent incorrect wiring. It is possible to avoid them and make a reliable connection, and it is possible to simplify the wiring work. In addition, it is possible to use wires having the same color for the internal wirings, so that the number of parts can be reduced.

[Brief description of drawings]

FIG. 1 is an explanatory diagram of wiring connection to a terminal board.

FIG. 2 is a front view of a label.

FIG. 3 is a schematic vertical cross-sectional view of a multistage low-temperature refrigerator.

FIG. 4 is an explanatory diagram of wiring connection to a terminal board.

FIG. 5 is an explanatory diagram of wiring connection to a conventional terminal board.

[Explanation of symbols]

 3 Storage Room 11 Shelf 12 Internal Light 13 External Light 21 Terminal Board 22a Electrode 22j Electrode 25 Label 31a Internal Wiring 31j 34a Internal Wiring 34j Internal Wiring 35a Label 35j Label

Claims (2)

[Claims] 1. A wiring device provided with a terminal plate having a plurality of poles to which wirings of a plurality of electrical components are connected, wherein the wirings connected to the terminal plate are colored in different colors and A wiring device characterized in that a colored label corresponding to the color of the wiring is attached in the vicinity. 2. A wiring device for a low temperature warehouse, comprising a terminal board having a plurality of poles to which wirings of a plurality of electric transmission parts are connected, wherein the terminal board side end of the wiring connected to the terminal board is colored differently. A wiring device, wherein a colored label is attached, and a colored label corresponding to the color of the wiring label is attached to the terminal board.