JP5112355B2 - Door-integrated control panel - Google Patents

Description

  The present invention relates to a door-integrated control panel that enables high-density mounting, manufacturing, and installation workability of the control panel.

  The control panel consists of a control unit, electrical equipment for control, a terminal part with a terminal block connector that connects cables, etc. installed inside the case, and a door and ceiling plate that covers the case part from the outside. Yes.

  In such a control panel, all assembly wiring is housed in the housing, so that it is necessary for an operator to enter the control panel at the time of wiring and to perform work in a narrow space. In addition to the work space in the control panel, a space for maintenance and assembly of electrical equipment mounted in the control panel and a space for mounting electrical equipment and wiring in the housing are required. These spaces are a detrimental effect in promoting high-density mounting of control panel mounting equipment.

  As a method of updating such a control panel, a method of diverting an existing housing and providing a rack containing a set of update facilities and unitizing it, and blocking the wiring and loading it in the existing control panel (for example, Patent Document 1), and a method of installing a set of renewal equipment integrated in a storage rack in an existing housing has been proposed (see, for example, Patent Document 2).

JP 2007-288980 A JP 2005-51861 A

  However, in the control panel updating method of Patent Document 1, in the assembly work of the control panel, the electrical appliances and units to be mounted in the control panel are mounted on the front and side surfaces inside the housing, and are configured by electrical wiring. The For this reason, there has been a problem that the updating operation must be performed in a reduced-sized narrow space casing.

  Furthermore, in the method of fixing the update device to the inside of the board, such as suspending the storage rack in the board, there is a problem that there is a restriction on the work surface and a large-scale work is required. Further, since the storage rack cannot be used for wiring, inspection, modification, etc. after fixing the storage rack in the panel, work in the panel is required as in the prior art.

  The present invention has been made to solve the above-described problems, and its purpose is to improve work efficiency by performing assembly, wiring, and maintenance inspection of the unit in an open space outside the housing. It is another object of the present invention to provide a door-integrated control panel that can be mounted at a high density by eliminating work and maintenance space inside the casing. It is another object of the present invention to provide a door-integrated control panel that can improve the work efficiency of installation, connection, and transportation of the casing body even when the control panel is installed.

In order to achieve the above object, a door-integrated control panel of the present invention includes a housing body and a door unit, and the door unit mounts a frame that supports the entire door unit, and an electrical device mounted on the frame. A unit rack, a guide combined with a ceiling guide of the casing main body at the top, and a caster that matches a bottom guide of the casing main body at the lower portion, and the casing main body is connected to the door unit at the upper portion. A ceiling guide combined with the provided guide and a bottom guide for restricting the movement of the caster provided in the door unit are provided at the lower part, and the door unit provides a wiring storage space between the unit rack and the frame. and a wiring cover forming for, on the wiring storage space, be characterized in that the cable of the electrical device which is mounted on the unit rack is stored .

  It should be noted that a wiring storage space should be formed between the wiring cover and the frame arranged on the front and side surfaces of the door unit, that the arrangement space should have a degree of freedom when the unit rack is arranged on the door unit, Providing pores to increase cooling efficiency is also an embodiment of the present invention.

  According to the present invention, it is possible to make a space in the housing body by disposing a power supply device, a control board, and other electrical appliances on the door unit and making the door unit movable. As a result, by pulling out the door unit, work or maintenance space can be secured inside the housing body, and maintenance such as wiring, inspection, and modification can be performed from the back of the door unit. In particular, in this door-integrated control panel, maintenance such as wiring, inspection, modification and the like can be performed from the front and side surfaces of the pulled out door unit, so that work efficiency can be improved. Furthermore, since it is not necessary to provide a dedicated work and maintenance space for the housing body, the mounting density can be improved and the entire control panel can be made compact.

The perspective view which showed the whole structure of the door integrated control panel of the state which pulled out the door unit concerning Example 1 from the housing body. The disassembled perspective view which showed the door unit of the door integrated control panel concerning Example 1. FIG. The perspective view which showed the door unit part of the door integrated control panel concerning Example 1. FIG. Sectional drawing of the AA part of the door unit of FIG. The perspective view which showed the state which has arrange | positioned the door unit of the door integrated control panel door concerning Example 1 inside the housing body. The perspective view which showed the door unit of the door integrated control panel concerning Example 2. FIG. The perspective view in the BB cross section of the door unit of FIG. The perspective view which showed the door unit concerning Example 3. FIG.

  Embodiments of a door-integrated control panel according to the present invention will be described below with reference to the drawings. In each embodiment, the same or similar components are denoted by common reference numerals, and redundant description is omitted.

  The configuration of the first embodiment will be described with reference to FIGS. FIG. 1 is a perspective view showing a configuration of a door-integrated control panel according to a first embodiment of the present invention. 2 and 3 are perspective views showing the configuration of the door unit, and FIG. 4 is a cross-sectional view of the door unit.

[1. overall structure]
As shown in FIG. 1, the door-integrated control panel according to the first embodiment includes a front door unit 1, a rear door unit 2, and a housing body 3 of the control panel. The door units 1 and 2 and the housing body 3 are fastened by fixing brackets such as bolts. The door units 1 and 2 are provided with an inspection door 5 by a hinge 4 on the front surface. Further, the door units 1 and 2 are provided with a movement caster 6 and a guide caster 7 on the bottom surface portion, and with a guide 8 used at the time of connection with the housing body 3 on the upper portion.

  A ceiling guide 9 having a U-shaped groove is provided on the ceiling of the housing body 3. The ceiling guide 9 has a sliding structure in which a guide 8 provided on the upper part of the door units 1 and 2 is combined. A bottom surface guide 10 formed of an L-shaped member is provided on the bottom surface of the housing body 3. The guide caster 7 provided on the rear part of the bottom surface of the door units 1 and 2 moves on the bottom surface guide 10. The guide caster 7 has a level adjuster function in order to match the height of the floor surface and the bottom surface guide 10 of the housing body 3.

  At the upper part of the door units 1 and 2, a relay connector box 25 that also serves as a mounting part for the name plate of the control panel is provided. A relay cable 26 that connects the front door unit 1 and the rear door unit 2 is connected to the back surface of the relay connector box 25.

[2. Configuration of door units 1 and 2]
As shown in FIGS. 2 and 3, the door units 1 and 2 include a frame body 11 that supports the whole, a wiring cover 12 that surrounds the frame body 11, a power supply device 21 that is installed inside the frame body 11, and a control board 22. And a unit rack 13 for mounting electrical equipment including other electrical equipment. The frame body 11 is formed by assembling a bent L-shaped and U-shaped iron plate into a frame shape. The wiring cover 12 is made of an iron plate or resin having a U-shaped cross section that is detachably disposed on the front and side surfaces of the frame body 11. In addition, a wiring hole 15 is provided in a part of the wiring hole for passing the wiring and the board cable 28 therein.

  The unit rack 13 is fixed to the frame body 11 by a fixing hole 14 of the unit rack 13 provided in the frame body 11. The fixing hole 14 has a vertically long hole in the depth direction of the frame body 11. In addition, an electrical device is mounted on the upper portion of the unit rack 13, and a terminal block 24 and a connector 23 for relaying wiring are disposed on the lower portion. The electrical equipment arranged in the unit rack 13 is wired by the board cable 28 and is electrically connected.

  4 is a cross-sectional view of the door unit 1, 2 taken along line AA shown in FIG. In front of the control board 22 installed in the unit rack 13, a space for a terminal of the board cable 28 is provided between the inspection rack 5 and the control board 22. Further, a power distribution storage space 31 is provided between the frame body 11 and the wiring cover 12 disposed around the frame body 11. The wiring cover 12 is provided with a wiring hole 15 for passing the substrate cable 28 through the power distribution storage space 31.

[3. Action]
According to the first embodiment having the above-described configuration, the front door unit 1 and the rear door unit 2 are stored in the housing main body 3 as shown in FIG. At this time, fixing brackets such as bolts fixing the door units 1 and 2 and the housing body 3 are covered with the wiring cover 12.

  When performing maintenance and inspection work, if it is only the front part of the electrical equipment, it is performed by the inspection door 4. When performing maintenance and inspection work on the side surface and the back surface, the fixing bracket covered with the wiring cover 12 is removed, and the door units 1 and 2 are pulled out as shown in FIG. By pulling out the door units 1 and 2, a space is created inside the housing body 3. An operator enters this space and performs maintenance and inspection work from the back of the door units 1 and 2. Further, by pulling out the door units 1 and 2, the electrical equipment mounted on the door units 1 and 2 is exposed.

  At this time, even if the door units 1 and 2 are completely separated from the housing main body 3, a stopper may be provided on the ceiling guide 9 or the bottom guide 10 so that the door units 1 and 2 can be pulled out only to a certain position. Even when completely separated, since the height of the caster for guiding the board cable 28 can be adjusted by the level adjuster function, the balance of the door units 1 and 2 can be moved.

  When the door units 1 and 2 are pulled out from the housing body 3, the door units 1 and 2 are moved by the length of the relay cable 26 that electrically connects the door units 1 and 2 to each other. The relay cable 26 increases the rigidity in the vicinity of the connector box 25 so that it does not hang down in the gap formed between the door units 1 and 2 and the housing body 3 when the door units 1 and 2 are pulled out.

  Further, the board cable 28 is housed in the wiring cover 12 when wiring the electrical equipment mounted on the unit rack 13. On the front side and the side of the wiring cover 12, wiring holes 15 are provided for passing the cables to a cable storage space. Further, the cable is exposed by removing the wiring cover 12 where maintenance and inspection work is necessary.

[4. effect]
In the first embodiment having the above configuration and operation, the following effects can be obtained.
Electrical equipment is arranged in the unit rack 13 of the door units 1 and 2, the door unit can be moved, wiring such as the board cable 28 is arranged in the wiring storage space, and the door units 1 and 2 are connected to each other. By arranging the relay cable 26 in the upper part of the housing body 3, a space can be created inside the housing body 3. That is, by pulling out the door units 1 and 2, work or maintenance space can be secured inside the casing body 3, and maintenance such as wiring, inspection, and modification can be performed from the back of the door unit. Further, since work such as wiring, inspection, and modification can be performed from the front and side surfaces of the door units 1 and 2 that are pulled out simultaneously with the work from the inside of the housing body 3, work efficiency can be improved. Furthermore, since it is not necessary to provide a dedicated work or maintenance space for the casing body 3, the mounting density can be improved, and the entire control panel can be made compact.

  Further, when newly installing the control panel itself, it is necessary to fix it with a case fixing bolt provided on the bottom surface of the case body 3 or a connecting bolt for connecting with an adjacent case. At this time, if the door units 1 and 2 on which the electric devices are arranged are pulled out, there are no obstacles inside the housing body 3 and the efficiency of the installation work is improved. Moreover, since the door units 1 and 2 and the housing body 3 can be separated, the door units 1 and 2 can be connected after the housing body 3 is installed. Furthermore, since the door unit and the housing body can be separated, the door unit can be connected after the housing body is installed.

  The configuration of the second embodiment will be described with reference to FIG. FIG. 6 is a perspective view showing the configuration of the control panel according to the second embodiment of the present invention, and FIG. 7 is a cross-sectional view of the door units 1 and 2 taken along the line BB. In the second embodiment, as shown in FIG. 6, a monitor display panel 27 is added to the door units 1 and 2 of the control panel of the first embodiment.

  In the second embodiment having the above-described configuration, as shown in FIG. 7, the unit rack 13 that is fixed to the fixing hole 14 is disposed rearward in accordance with the thickness dimension of the monitor display panel. Further, cables and wiring from the monitor display panel 27 are directly stored in a wiring space 31 provided in the vicinity of the inspection door.

  As described above, the effects of the second embodiment include, in addition to the effects of the first embodiment, also when the monitor display panel 27 is arranged between the unit rack 13 and the door 5, the mounting position of the unit rack is changed. By lowering backward, a space for arranging the monitor display panel 27 can be provided. Further, since the cable and wiring from the monitor display panel 27 are stored in the wiring space 31, it is not necessary to provide a wiring duct for storing the monitor display panel 27 on the back surface of the door. Therefore, the process for fixing the wiring duct to the rear surface of the door can be omitted, and the space inside the door units 1 and 2 can be effectively used.

  The configuration of the third embodiment will be described with reference to FIG. FIG. 8 is a perspective view showing the door units 1 and 2 of the control panel according to the third embodiment of the present invention. In the third embodiment, the ventilation cover 16 is provided in the wiring cover 12 of the first embodiment.

  In the third embodiment having the above-described configuration, the inside of the housing can be cooled by taking outside air into the housing through the ventilation holes 16 provided in the wiring covers 12 of the door units 1 and 2.

  As described above, the effect of the third embodiment is that, in addition to the effects of the respective embodiments, as a heat countermeasure inside the housing, only the wiring cover 12 is replaced as compared with the case where a hole is provided in the door body. The ventilation method inside the housing body 3 can be easily changed.

  The embodiments described above are merely examples, and the present invention is not limited to these. Moreover, each part structure of this invention is not restricted to the said Example, A various deformation | transformation is possible within the technical scope as described in a claim.

  In each embodiment, the door units 1 and 2 are provided on both the front and back surfaces of the housing body 3, and the door units 1 and 2 are pulled out on the front and back surfaces to provide a space inside the housing body 3. The door unit may be pulled out only from one side from the front or back. When the door unit is pulled out only on one side, the internal space can be secured by increasing the pull-out amount of the door unit. Thereby, it is possible to cope with a case where the control panel can be pulled out only on one side, such as when a control panel is installed near the wall. Further, even when the equipment to be mounted inside is large, the frame body 11 can be enlarged, so that it can be coped with.

DESCRIPTION OF SYMBOLS 1 ... Front door unit 2 ... Rear door unit 3 ... Housing main body 4 ... Door hinge 5 ... Inspection door 6 ... Transfer caster 7 ... Guide caster 8 ... Guide 9 ... Ceiling guide 10 ... Bottom guide 11 ... Frame main body 12 ... Wiring cover 13 ... Unit rack 14 ... Fixing hole 15 ... Wiring hole 16 ... Vent 21 ... Power supply 23 ... Connector 25 ... Connector box 26 ... Relay cable 27 ... Monitor display panel 28 ... Board cable 31 ... Wiring storage space

Claims (4)

In a door-integrated control panel equipped with a housing body and a door unit,
The door unit includes a frame that supports the door unit as a whole, a unit rack for mounting electrical equipment on the frame, a guide that is combined with a ceiling guide of the housing body at the top, and a bottom surface of the housing body at the bottom. With casters that fit the guide,
The housing body is provided with a ceiling guide combined with a guide provided on the door unit at the upper part, and a bottom guide for restricting movement of casters provided on the door unit at the lower part ,
The door unit includes a wiring cover that forms a wiring storage space between the unit rack and the frame,
The door integrated control panel characterized in that the wiring storage space stores a cable of an electric device mounted on the unit rack . In a door-integrated control panel equipped with a housing body and a door unit,
The door unit includes a frame that supports the door unit as a whole, a unit rack for mounting electrical equipment on the frame, a guide that is combined with a ceiling guide of the housing body at the top, and a bottom surface of the housing body at the bottom. With casters that fit the guide,
The housing body is provided with a ceiling guide combined with a guide provided on the door unit at the upper part, and a bottom guide for restricting movement of casters provided on the door unit at the lower part ,
The door unit includes a fixing hole that is long in the depth direction of the door unit in order to fix the unit rack to the frame.
The door-integrated control panel , wherein the mounting position of the unit rack is moved back and forth by the fixing hole . The door unit includes a fixing hole that is long in the depth direction of the door unit in order to fix the unit rack to the frame.
The fixing holes, door integrated control panel according to claim 1, characterized in that to the front and rear of the mounting position of the unit rack. The door-integrated control panel according to claim 1 , wherein the wiring cover is provided with a vent hole, and external air is taken into the door unit.

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