JPH0520000B2 - - Google Patents

Description

[Detailed Description of the Invention] [Summary] The present invention relates to the structure of a casing, and provides a terminal block mounting plate that allows external line connection work to be performed separately during the construction of a building (hereinafter referred to as a building);
The purpose is to create a structure that can be separated from the shelf body that houses the electronic circuit, by connecting multiple printed board units to a connector by plug-in, and attaching a back panel with multiple connectors connected to the connector. A line-arranging area is formed by providing a sheelf main body and a pair of partition plates in the center, and a plurality of connectors to connect to the terminal block are attached within the line-arranging area, and external lines are connected to both sides of the partition plate. A terminal block mounting plate on which a plurality of terminal blocks are arranged is attached to a mounting rack so that the shelf main body can be separated, and the connector of the back panel and the connector of the terminal block mounting plate are connected with a connecting cable. do.

[Industrial application field]

The present invention relates to the structure of a casing, and more specifically to a casing in which a terminal block mounting plate attached to a mounting rack and a shelf body housing an electronic circuit are connected by a connecting cable so that they can be easily separated. Concerning the structure of the body.

In recent years, building construction has become more popular, and it has become mandatory to install systems for centrally managing crime prevention, disaster prevention, heating and cooling, and other functions. The equipment that houses the equipment used in these centralized management systems is brought in during construction of a building and work is done to connect outside lines.The housing structure of this equipment consists of a back panel with an outside line terminal block and an electronic circuit section. Since the connection to the shelf main body housing the device is made by soldering on the back side of the device, the device is transported in an assembled state, that is, with the electronic circuit section incorporated. Therefore, it is difficult to maintain the characteristics of electronic circuits at the construction site, and the specifications requested by the customer are often determined just before the construction is completed. There is a strong demand for a housing with a structure that can be separated and delivered in parts.

[Conventional technology]

FIG. 2 is an exploded perspective view illustrating the structure of a conventional casing.

In the figure, a back panel 1 made of an insulating material on which a plurality of terminal blocks 2 are arranged, a plurality of printed circuit board units 5 and a power supply panel 4 are housed on a pair of mounting racks 8 made of iron plates etc. bent in a Z shape. The shelf main body 7 is attached with a tightening screw (not shown), and a cable duct 3 for introducing an external line is installed in the upper part of the shelf main body 7 at the abutting part between the shelf main body 7 and the back panel 1.
The external wire 9 is introduced into the cable duct 3, arranged, and connected to the terminal block 2 by soldering or the like.

The terminal block 2 is connected to a terminal (not shown) on the back surface of the back panel 1, and the terminal led out to the back surface of the connector 10 to which the printed circuit board unit 5 is connected by line connection, and the terminal on the back surface of the back panel 1 are connected by a cloth. The shield cover 6 is connected to the shield main body 7 using a tightening screw (not shown).

[Problem that the invention seeks to solve]

In the structure of the conventional case described above, the shelf main body and the back panel on which the terminal block for introducing the external wire is arranged are attached to a mounting rack, and the back panel and the shelf main body are connected by wire connection. Therefore, in order to remove the shelf main body and transport a device with only a back panel, it is necessary to remove a large number of wires connecting the back panel and the shelf main body, and this device must be placed in a locker with other devices. It is difficult to connect the wires on the back side,
Moreover, since the opening of the cable duct into which the outside line is introduced is small, there is a problem in that the introduction section for the outside line becomes complicated.

[Means for solving problems]

The present invention solves the above-mentioned problems and provides a housing structure in which the shelf body can be separated.

In other words, a shelf body is formed by plug-in connecting multiple printed board units with connectors, and a back panel with multiple connectors connected to the connectors is attached, and a pair of partition plates is provided in the center to create a line alignment area. and a terminal block mounting plate with a plurality of connectors connected to the terminal block in the line arrangement area and a plurality of terminal blocks connected to external lines on both sides of the partition plate. This is solved by attaching the terminal board to the mounting rack in a separable manner, and connecting the connector of the back panel and the connector of the terminal block mounting plate with a connecting cable.

[Effect]

With this structure, the Shelf body and the terminal block mounting plate can be connected with a connecting cable, and the Shelf body can be easily separated, so the Shelf body can be removed in accordance with the progress of building construction work. It becomes possible to carry in the housing, and the introduction of external lines can be carried out in an orderly manner.

〔Example〕

FIG. 1 is a diagram illustrating an embodiment of the present invention.
Figure a is an exploded perspective view, b is a terminal cover installation diagram,
Parts equivalent to those in FIG. 2 are given the same reference numerals.

In the figure, a pair of partition plates 21 made by bending a thin metal plate into an L-shape and having a plurality of terminal cover mounting slits 14 at predetermined intervals approximately in the center are arranged so as to be perpendicular to the longitudinal direction of the terminal block mounting plate 11. A line alignment area 20 is provided, and a plurality of connectors 17' are attached in parallel to the partition plate 21 within the line alignment area 20.
A plurality of terminal blocks 2 to which external wires 9 are connected are arranged on both left and right sides of a partition plate 21, and the terminal blocks 2 and connectors 17 are wire-connected on the back side to form a terminal block mounting plate 11.

Then, the terminal block mounting plate 11 is fixed to the mounting rack 19 with a tightening screw (not shown), and the connector 1 is connected to the connector 17' arranged in the wire alignment area 20.
6, and in the line arrangement area 20, a connection cable cover 15 with a thin metal plate bent into a box shape and one side open is placed in state A (connection cable 16
Make sure that the protruding part of the cover faces down to prevent unconnected plugs from falling. ) with partition plate 21
The terminal block 2 is transported in a state where it is screwed with a tightening screw (not shown) and stored in the installed locker, and the external wire 9 is connected to the terminal block 2.

Here, on the terminal block 2 where the external line 9 has been connected,
As shown in FIG. 1b, the large hole part of the terminal cover 13 in which the cylindrical hole 131 is formed is inserted with the tightening screw 2.
2, move the terminal cover 13 in the direction of arrow C, insert the other end of the terminal cover 13 into the cover attachment slit 14 of the partition plate 21, and insert the other end of the terminal cover 13 into the slot 131 of the terminal cover 13. After the tightening screw 22 is pushed in until it reaches the small hole (as shown by the dotted line), it is screwed and fixed.

On the other hand, the shelf main body 12 that houses the printed board unit 5 and the power supply panel 4 is disposed on the back so that the upper part of the back panel 18 protrudes from the upper surface of the shelf main body 12, and the protruding part of the back panel 18 has a plurality of connectors. 17 in the vertical direction,
Further, a connector 10 for plug-in connection of the printed board unit 5 is attached below the connector 17, that is, at the rear of the shelf body, and the connector 10 and the connector 17 are connected by wiring on the back surface of the back panel 18, although not shown.

Then, the power supply panel 4 is attached to the shield main body 12.
Then, the back panel 18 accommodates a plurality of printed board units 5 adjusted to meet the customer's requirements, and is fitted with the notch 191 of the mounting rack 19 that has already been carried in, using tightening screws (not shown). After the connection is completed, remove the connection cable cover 15, connect the unconnected plug of the connection cable 16 stored in the partition plate 21 to the connector 17 on the back panel 18, and when the connection is completed, remove the connection cable cover 15 from B. (Since the connecting cable 16 is connected to the connector 17, the cable protrudes downward, so the protruding part should be on the upper side.) It is attached to the partition plate 21 with a tightening screw (not shown).

In this way, the shelf main body 12 can be easily removed by simply removing the connection cable 16, so the equipment can be delivered in parts, and the equipment can be delivered after making preparations to meet the customer's requests near the end of construction. Work efficiency also improves.

〔Effect of the invention〕

As is clear from the above explanation, according to the present invention, the shelf body can be separated by simply removing the connecting cable, so it can be delivered after making preparations to meet the customer's requests near the end of construction, improving work efficiency. It is extremely effective.

[Brief explanation of the drawing]

FIG. 1 is a diagram illustrating an embodiment of the present invention.
FIG. 2A is an exploded perspective view, FIG. 2B is a terminal cover installation view, and FIG. 2 is an exploded perspective view illustrating the structure of a conventional casing. In the figure, 1 and 18 are back panels, 2 is a terminal block, 3 is a cable duct, 4 is a power supply panel, 5 is a printed board unit, 6 is a shelf cover, 7, 1
2 is the shell body, 8, 19 is the mounting rack, 9 is the external wire, 10, 17, 17' are the connectors, 11 is the terminal block mounting plate, 13 is the terminal cover, 14 is the terminal cover mounting slit, 15 is the connection cable cover ,2
0 indicates a line alignment area, 21 a partition plate, 22 a tightening screw, 131 a cylindrical hole, and 191 a notch, respectively.

Claims (1)

[Claims] 1. A plurality of printed board units 5 are connected to a connector 10.
A back panel 18 is provided with a plurality of connectors 17 that are plug-in connected to the connector 10 and connected to the connector 10.
A shelf main body 12 is provided with a shield main body 12, a pair of partition plates 21 are provided in the center part to form a line organizing area 20, and a plurality of connectors 17' for connecting with the terminal block 2 are attached within the line organizing area 20. , a plurality of terminal blocks 2 to which external lines 9 are connected on both sides of the partition plate 21.
The terminal block mounting plate 11 with the terminal block mounting plate 11 arranged thereon is attached to the mounting rack 19 so that the shelf main body 12 can be separated, and the connector 17 of the back panel 18 and the connector 17' of the terminal block mounting plate 11 are connected to the connecting cable 1.
The structure of the casing is characterized in that it is connected at 6 points.