JP3888018B2 - Drawer storage device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a storage device in a switchgear frame of a drawing device such as a circuit breaker that moves back and forth between a connection position and a disconnection position, and more specifically, a plug connector of a control line on the switchgear side, The present invention relates to a drawer device storage device that is detachably connected to a receiving connector on a side surface of the drawer device.
[0002]
[Prior art]
In the drawings, the same reference numerals denote the same or corresponding parts.
A case where the drawing device is a circuit breaker will be described with reference to FIG. 4 which is a schematic right side view. The drawer device 1 is housed in the switch gear frame 2 and moves back and forth between the connection position shown in the figure and the disconnection position on the rear (left side in the figure). The control line 3 is led out from the front surface of the drawer device 1, the plug connector 4 at the tip of the control line 3 is connected to the receiving connector 6 attached to the mounting plate 5 of the frame 2, and the control line 3 of the drawer device 1 is connected. Connected to the switchgear side.
[0003]
The insertion connector 4 and the receiving connector 6 are attached / detached at the disconnection position of the drawer device 1, and the control line 3 is connected by the door 7 regardless of whether the drawer device 1 is at the connection position or the disconnection position. Isolated from the outside.
[0004]
Next, when the control device is mounted on the front plate of the drawer device, and the front plate of the drawer device is the front plate of the switch gear, FIG. 5 of the perspective view of the drawer device, the connection position of the drawer device to the switch gear frame 6 will be described with reference to FIG. 6 of the perspective view of the conventional example housed in FIG.
[0005]
In this case, since it is necessary to arrange the connector on the side surface of the drawer device 1, a receiving connector 6 for the control line is provided on the side surface of the drawer device 1, and a connector (not shown) is inserted at the tip of the control line on the switchgear side. In addition, a rectangular opening 8 for attaching / detaching the insertion connector is formed on the side surface of the switch gear frame 2, and the insertion connector is received through the opening 8 and is detachably connected to the connector 6.
[0006]
At the connection position, the upper / lower disconnecting contact 9/9 ′ of the drawer device 1 is connected to the upper / lower fixed contact 10/10 ′ of the switch gear.
[0007]
[Problems to be solved by the invention]
In the case of the conventional example shown in FIG. 4, since the plug connector 4 is located on the front side of the drawer device 1, the plug connector 4 can be attached to and detached from the connector 6 even at the connection position of the drawer device 1, so that care is required in operation. is there.
[0008]
In the case of the conventional example shown in FIGS. 6 and 7, as in the conventional example shown in FIG. 4, the insertion connector can be attached and detached at the connection position of the drawer device 1 and the drawer device 1 is moved to the disconnecting position. In this state, there is a problem that an internal high-voltage charging unit is close to the opening 8 and there is a risk of electric shock by touching the charging unit when the plug-in connector is attached or detached.
[0009]
The present invention takes into account the above points, and provides a drawer device storage device that prevents the plug connector of the control line from being attached and detached at the connection position of the drawer device and prevents the charging unit from being touched at the disconnection position of the drawer device. The issue is to provide.
[0010]
[Means for Solving the Problems]
In order to solve the above-described problems, the present invention is configured such that a plug connector for a control line on the switch gear side is connected to a side surface of a drawer device that is housed in a switch gear frame and moves back and forth between a connection position and a disconnection position. In a drawer device storage device provided with a receiving connector and having an opening for attaching and detaching the insertion connector on a side surface of the switch gear frame,
The switchgear frame, covering the connected the plug connector to said receptacle connector have contact to the connection position, providing a shield plate to prevent withdrawal of the plug connector, the front edge of the shielding plate, rotation And a fixing mechanism for fixing the protective plate positioned perpendicularly to the opening by turning inside the switchgear frame body at the disconnection position, and covers the live parts of the receiving connector rearwardly have you to the disconnection position is obtained by the so that to prevent the tentacles to the charging unit.
[0011]
Said drawer equipment storage apparatus of the present invention configured as described, the switchgear frame, since the shielding plate covering the connector plug and have contact to the connection position is provided, to attach and detach the plug connector in the connected position Fix the base plate of the rotating protection plate to the front edge of the shielding plate , and fix the protection plate positioned perpendicular to the opening by turning inside the switchgear frame at the disconnect position the mechanism provided by the protective plate of the disconnected position, because you Migihitsuji covering the charging portion of the connector rearwardly received by have you the disconnected position, when attaching and detaching the plug connector in the disconnected position, can be prevented tentacles charging unit.
[0012]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of the present invention will be described with reference to FIGS. 1A and 1B are enlarged sectional plan views of main parts of the drawer device at the connection position and disconnection position, FIG. 2 is a right side view of FIG. 1A, and FIG. 3 is a right side view of FIG.
[0013]
The back half of the side opening 8 of the switchgear frame 2 is covered with a vertically long rectangular shielding plate 11, and a hinge 12 is attached above and below the front edge of the shielding plate 11. A small protection plate 13 is attached, and the protection plate 13 can be rotated 90 degrees from a position parallel to the shielding plate 11 to the inside of the switch gear frame 2.
[0014]
A rotating piece 14 is integrally extended in parallel to the protective plate 13 from the base portion of the protective plate 13, that is, the lower hinge 12, and a stop piece 15 called a movable roller catch is attached to the rotating piece 14. Yes.
[0015]
A support piece 16 protrudes from the frame 2 below the lower hinge 12, and a support 17 called a fixed-side roller catch is attached to the support piece 16, and the rotating piece 14 is manually operated from a position parallel to the opening 8. , The stop piece 15 is fixed to the holder 17 and the protection plate 13 is fixed at a position perpendicular to the opening 8, and the stop piece 15 and the receiver 17 constitute a fixing mechanism. . A shielding thin plate 18 is attached to the periphery of the opening 8 so as to face inward.
[0016]
1B and 3, the receiving connector 6 of the drawer device 1 is located at the front half of the opening 8, and the rotating piece 14 positioned parallel to the opening 8 is moved 90 degrees backward. Rotate and snap the stop 15 into the receiver 17. At this time, the protective plate 13 is rotated 90 degrees from a position parallel to the shielding plate 11, that is, parallel to the opening 8, is located behind the receiving connector 6, and covers the charging portion behind the receiving connector 6. Accordingly, when the plug connector 4 is attached to and detached from the receiving connector 6 at this disconnection position, the charging part is covered by the protective plate 13, so that the hand does not come into contact with the charging part from the opening 8, and the charging part is connected to the charging part. Tentacles are blocked.
[0017]
When the pull-out device 1 is moved backward from the disconnection position where the plug-in connector 4 is connected to the receiving connector 6 to the connection position, the plug-in connector 4 pushes the protective plate 13 backward, and the stopper 15 is detached from the support 17. 1A and 2, the protection plate 13 is positioned parallel to the shielding plate 11, the shielding plate 11 is located outside the connectors 4, 6, and the shielding plate 11 is unlocked. The plug connector 4 is covered by this, and in this connection position, the plug connector 4 cannot be removed from the connector 6 as a matter of course and cannot be attached, and the plug connector 4 is prevented from being attached and detached at the connection position.
[0018]
In the above embodiment, the rear half of the opening 8 is covered by the shielding plate 11. However, the opening 8 may be made to be the size of the front half from the beginning. In this case, the side plate of the frame 2 is used. Acts as a shielding plate 11. Further, in this case, it is desirable that the side plate that also serves as the shielding plate 11 of the frame body 2 slightly bulges like the shielding plate 11 illustrated.
[0019]
As a fixing mechanism, a magnet-type fixing mechanism may be used instead of the roller-type stopper piece 15 and the receiving member 17.
[0020]
【The invention's effect】
Since the present invention is configured as described above, the following effects can be obtained.
The switchgear frame 2, since the shielding plate 11 for covering the connector 4 mail merge have you at the connection position of the drawer device 1 is provided, in the connection position can not be detached the plug connector 4, preventing its detachment The protective plate 13 is mounted on the front edge of the shielding plate 11 and is attached to the base of the rotating protective plate 13. a locking mechanism for securing the provided by the protective plate 13 of the disconnected position, because you you have undergone connectors 6 rearward of Migihitsuji covering the charging unit to the disconnected position, when attaching and detaching the plug connector 4 in the disconnected position, mistake charging Without touching the part, electric shock can be prevented.
[Brief description of the drawings]
FIG. 1 is an enlarged plan view of a main part of a first embodiment of the present invention, and A and B show a connection position and a disconnection position of a drawer device.
FIG. 2 is a right side view of FIG. 1A.
FIG. 3 is a right side view of FIG. 1B.
FIG. 4 is a schematic right side view of a conventional example.
FIG. 5 is a perspective view of a drawer device.
FIG. 6 is a perspective view of a conventional example in which the drawer device is in a connection position.
FIG. 7 is a perspective view of a conventional example in which the drawing device is disconnected.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Pull-out apparatus 2 Switchgear frame 3 Control line 4 Insertion connector 6 Receiving connector 8 Opening 11 Shielding plate 13 Protection plate

Claims (1)

A receiving connector to which the plug connector of the control line on the switch gear side is connected is provided on the side surface of the drawer device housed in the switch gear frame body and moved back and forth between the connection position and the disconnection position. In the drawer storage device in which an opening for attaching and detaching the insertion connector is formed,
The switchgear frame, covering the connected the plug connector to said receptacle connector have contact to the connection position, providing a shield plate to prevent withdrawal of the plug connector, the front edge of the shielding plate, rotation And a fixing mechanism for fixing the protective plate positioned perpendicularly to the opening by turning inside the switchgear frame body at the disconnection position, and the disconnector contact have to cover the charging unit of the receiving connector backward to the position, the extraction equipment mounting apparatus, characterized in that the so that to prevent the tentacles to the charging unit.

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