KR101193253B1 - Control center - Google Patents

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Publication number
KR101193253B1
KR101193253B1 KR1020107020077A KR20107020077A KR101193253B1 KR 101193253 B1 KR101193253 B1 KR 101193253B1 KR 1020107020077 A KR1020107020077 A KR 1020107020077A KR 20107020077 A KR20107020077 A KR 20107020077A KR 101193253 B1 KR101193253 B1 KR 101193253B1
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KR
South Korea
Prior art keywords
light
front panel
lens
light source
load state
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KR1020107020077A
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Korean (ko)
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KR20100107526A (en
Inventor
도시히코 미야우치
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미쓰비시덴키 가부시키가이샤
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    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
    • G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
    • G02B6/0033—Means for improving the coupling-out of light from the light guide
    • G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Illuminated Signs And Luminous Advertising (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The abnormal display device 231 has a light source 23122 disposed inside the front panel, a light receiving surface 23121S1 through which the light source penetrates through the front panel, and a column shape that transmits light incident on the light receiving surface. Consisting of a lens 23121 having a light transmitting portion 23121S2 and a light emitting portion 23121S3 projecting outward from the front panel to emit light transmitted by the light transmitting portion, wherein the light emitting portion has a substantially arcuate shape. The first side surface 23121S31 forming a substantially parallel to the first side and the leading end portion is almost arched over the second side surface 23121S2 and the periphery of the first side and the periphery of the second side Since the roughening process 23121S34 is performed also in the 1st side surface, the 2nd side surface, and the front surface, the visibility of the abnormality display apparatus is improved.

Description

Control Center {CONTROL CENTER}

This invention is a load state monitoring screen display apparatus which displays a load state on the front panel of the control unit which comprises each of several hot plate, and abnormality located in the vicinity of this load state monitoring screen display apparatus. (Iii) It is related with the control center provided with a display apparatus.

The control unit which comprises each of the some nibs which comprise a control center is shown by Unexamined-Japanese-Patent No. 6-153333 (patent document 1), for example. The control unit disclosed in this patent document 1 does not show a load state monitoring screen display device displaying a load state and an abnormality display device located in the vicinity of the load state monitoring screen display device. A screen display device and an abnormal display device are often provided.

In large factories and the like, a large number of conveyor motors, a large number of pump motors, and a large number of fan motors are provided, and load state monitoring and control of such a large number of motor loads is performed in a large control center composed of a plurality of nibs.

Patent document 1: Unexamined-Japanese-Patent No. 6-153333 (drawing and description in summary)

In a large control center composed of a plurality of nibs which perform load state monitoring and control of a large number of motor loads, the abnormality display device of the control unit constituting the nibs is visually confirmed by the supervisor near the nirvana, and the passage in the factory. The back is constructed so that it can be recognized relatively far.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-described circumstances, and is in the vicinity of a load state monitoring screen display device displaying a load state on a front panel of a control unit constituting each of a plurality of nibs, and this load state monitoring screen display device. The control center provided with the abnormality display apparatus located in this invention aims at improving the visibility of an abnormality display apparatus.

The control center which concerns on this invention is the load state monitoring screen display apparatus which displays a load state on the front panel of the control unit which comprises each of several nirvana, and the abnormality display apparatus located in the vicinity of this load state monitoring screen display apparatus. In the control center provided with,

The abnormal display device includes a light source disposed inside the front panel, a light receiving surface through which the light source penetrates the front panel, and a columnar light transmitting unit transmitting light incident on the light receiving surface; It is composed of a lens having a light emitting portion protruding to the outside from the front panel to emit light transmitted by the light transmitting portion,

The light emitting portion has a first side with a leading edge almost arched, and a second side with a leading edge substantially parallel with the first side, with a periphery of the first side, Has a front surface extending substantially in an arc shape over the periphery of the second side surface,

The roughening process is given to all of the said 1st side surface, the said 2nd side surface, and the said front surface.

This invention is the control provided with the load state monitoring screen display apparatus which displays the load state, and the abnormality display apparatus located in the vicinity of this load state monitoring screen display apparatus on the front panel of the control unit which comprises each of several nirvana plate. In the center,

The abnormal display device includes a light source disposed inside the front panel, a light receiving surface through which the light source penetrates the front panel, and a columnar light transmitting unit transmitting light incident on the light receiving surface; It is composed of a lens having a light emitting portion protruding to the outside from the front panel to emit light transmitted by the light transmitting portion,

The light emitting portion extends from a first side having a tip end almost arched and a second side substantially parallel to the first side and having a tip end almost arched, a periphery of the first side and a periphery of the second side. It has a front side that is almost serially arched,

Since the roughening process is given to all of the said 1st side surface, the said 2nd side surface, and the said front surface, the visibility of the abnormality display apparatus improves, and there exists an effect which can visually confirm the display of the abnormality display apparatus relatively far.

BRIEF DESCRIPTION OF THE DRAWINGS It is a figure which shows Embodiment 1 of this invention, and is a connection diagram exemplarily illustrating an example of a control center concept.
FIG. 2 is a diagram showing Embodiment 1 of the present invention, wherein a load state monitoring screen displaying a load state is displayed on a front panel of a control unit constituting each of a plurality of nibs, and an abnormality located in the vicinity of the load state monitoring screen. It is a perspective view schematically illustrating an example of the appearance of a control center having a display device.
3 is a diagram showing Embodiment 1 of the present invention, and is a front view of the control unit illustrated in FIG. 1.
4 is a diagram showing Embodiment 1 of the present invention, and is a plan view of the control unit illustrated in FIG. 1.
FIG. 5 is a diagram showing Embodiment 1 of the present invention, and is an enlarged cross-sectional view showing an example of an internal configuration of the electronic device unit of the control unit in which the cross section is viewed in the arrow direction along the line V-V in FIG. 3.
FIG. 6 is a diagram showing Embodiment 1 of the present invention, and is an enlarged cross-sectional view showing a portion of the abnormality display device further enlarged in FIG. 5.
It is a figure which shows Embodiment 1 of this invention, and is an external view which looked at the part which surrounds the light transmission part of the lens of the abnormality display apparatus in FIG. 6 from the back side.
FIG. 8 is a diagram showing Embodiment 1 of the present invention, and is an external view of a light source of the abnormality display device viewed from the front side in FIG. 6.
9 is a diagram showing Embodiment 1 of the present invention, and is a perspective view of a lens of the anomaly display apparatus.
It is a figure which shows Embodiment 2 of this invention, and is a figure which shows various arrangement of LED.
FIG. 11 is a diagram showing Embodiment 3 of the present invention, showing another example of the abnormality display device lens, (a) is a plan view, and (b) is a front view.
12 is a view showing Embodiment 4 of the present invention, showing another example of the abnormality display device lens, (a) is a plan view, and (b) is a front view.

Embodiment 1

Hereinafter, Embodiment 1 of this invention is described with reference to FIGS. In addition, in each figure, the same code | symbol shows the same part.

First, FIG. 1 which illustrates an example of the control center concept in a circuit, and a load state monitoring screen displaying a load state on the front panel of the control unit constituting each of the plurality of nibs, and in the vicinity of the load state monitoring screen The concept of a control unit is demonstrated by FIG. 2 which illustrates schematically an example of the external appearance of the control center provided with the abnormality display apparatus located.

As shown in Fig. 1 and Fig. 2, in a large-scale factory or the like, a plurality of relatively large motors 1, such as a plurality of conveyor motors, a plurality of pump motors, and a plurality of fan motors, are provided. The load state monitoring and control of such a large number of motor loads is carried out in a large control center 2 composed of a plurality of nibs.

The control center 2 includes, for example, a load state detection sensor 21 such as a current transformer for detecting a motor load current, a contactor 22 such as an electromagnetic contactor for opening and closing a motor main circuit, and a load state detection sensor 21. A plurality of heat plates 24 including a control unit 23 for inputting an output and performing load state monitoring and control of a motor load (including opening and closing of the motor main circuit by the contactor 22) are provided. 2 shows an example in which there are twelve nibs 24 and six control units 23 in each nirvana.

Each control unit 23 has an electronic device unit 231, and the electronic device unit 231 has a load state monitoring screen 2311 for displaying a load state, an abnormality display device 2312, and the like. In other words, the control unit 23 has a load state monitoring screen 2311, an abnormality display device 2312, and the like.

FIG. 2 shows the electronic device unit 231 of the control unit 23 at the top of the innermost nib, the farthest from the passage AA in the storage building A of the control center 2, the load state monitoring screen 2311 and the abnormal display device ( Although the code | symbol of 2312 is shown by the leader line, since the electronic device unit, the load state monitoring screen, and the abnormality display apparatus can be distinguished from drawing, the illustration of such a code | symbol is abbreviate | omitted. Similarly, since each control unit 23 can also be discriminated from the figure, only the innermost platen 24 farthest from the passage AA shows the sign of each control unit 23, and others are abbreviate | omitted.

As shown in FIG. 3 which is a partial front view of the electronic device unit 231 of the control unit 23, and FIG. 4 which is a partial plan view of the electronic device unit 231 of the control unit 23, an electronic device unit is shown. On the front panel of 231, on / off of the target motor 1 (see FIG. 1) in addition to the abnormality display device 2312 located in the vicinity of the load state monitoring screen 2311 (contactor 32 (see FIG. 1)) Operation buttons 23123 for performing operations such as the opening and closing of the control panel), a setting operator 23124 for setting an abnormal level in a load state, and the like.

Although the above-described display device 2312 is described in detail later, the lens 23121 formed of, for example, a light-transmissive plastic for display of the whole is, for example, the lens 231211 for the on display and the off display. Lens 231212, lens 231213 for abnormality indication of the load state, and lens 231214 for operation error display in the control unit 23 (including the electronic device unit 231). . Incidentally, in the illustrated example, such lenses 231211, 231212, 231213, and 231214 are arranged in a line up and down at predetermined intervals, and are all from the front surface of the electronic device unit 231 (that is, the front surface of the control unit 23). It protrudes by the predetermined length toward the front (refer FIG. 4).

As the internal configuration of the electronic device unit 231 of the control unit 23 illustrates an example in FIG. 5, which is an enlarged cross-sectional view in which the cross section is viewed in the V-V line in FIG. 3, the front panel 2313 is illustrated. , Back panel 2314, power circuit section 2315, I / O circuit board 2316, control circuit board 2317, display circuit board 2318, connectors 2319, 2320, 2321, 2322, 2323, liquid crystal The display panel 2324, the backlight 2325 of the liquid crystal display panel, the transparent window 2326, and the hinge 2327 are provided.

The front panel 2313 constitutes the front panel of the control unit 23, and is formed of a light impermeable resin or the like.

The back panel 2314 is made of resin or the like, and the load state detection sensor 21, the contactor 22, and the like built in the control unit 23 are disposed on the back surface side thereof.

The power supply circuit unit 2315 is a power supply circuit for supplying DC power to each of the substrates 2316, 2317, and 2318. The power supply circuit unit 2315 accepts alternating current stepped down to a predetermined voltage by a step-down transformer (not shown), and includes a built-in bridge circuit. After converting alternating current into direct current by a direct current conversion circuit), the direct current output of the bridge circuit is smoothed by a built-in smoothing capacitor such as an electrolytic capacitor, and a smooth direct current is applied to each of the substrates 2316 and 2317. 2318).

The I / O circuit board 2316 is a substrate on which a so-called input / output circuit is formed, and inputs a load state information signal (analog signal) detected by the load state detection sensor and inputs a digital load to the control circuit board 2317. It outputs status information signal.

The control circuit board 2317 is a display necessary for the display devices 2311 and 2312 on the load state monitoring screen display device 2311 and the abnormality display device 2312 based on the digital load state information signal input. It is to output the control signal.

The display circuit board 2318 receives the display control signal from the control circuit board 2317, and displays operations of the on, the off, the load state, and the operation error based on the display control signal. A signal is output to the abnormality display device 2312, and a display operation signal such as a measured value of the load state is output to the load state monitoring screen display device 2311.

The connector 2319 connects the detection output signal line of the load state detection sensor 21 and the input terminal of the I / O circuit board 2316.

The connectors 2320 and 2321 connect an output terminal of the I / O circuit board 2316 and an input terminal of the control circuit board 2317, and input / output terminals of both boards without using a harness. It is also called a board-to-board connector because it is a connection between them.

The connector 2322 is provided in the power supply circuit section 2315, and is a terminal for receiving an AC power supply (secondary output of a step-down transformer not shown).

The connector 2323 connects an output terminal of the control circuit board 2317 and an input terminal of the display circuit board 2318, and is the board-to-board connector.

The liquid crystal display panel 2324 is a display panel using liquid crystal, and displays the measured values of the load state and the like based on the display operation signal from the display circuit board 2318.

The backlight 2325 of the liquid crystal display panel is a light source that emits light from the rear surface side of the liquid crystal display panel 2324 toward the liquid crystal display panel 2324, and the display of the liquid crystal display panel 2324 is made clear. .

Further, the light intensity of the backlight 2325 and / or the background color of the liquid crystal display panel 2324 is abnormally sealed based on the display operation signal from the display circuit board 2318 compared to the normal time of the motor load. When the time becomes brighter, it becomes easy to see even in the case of many nirvana.

The transparent window plate 2326 protects the entire surface of the liquid crystal display panel 2324, and is mounted in an opening of the front panel 2313.

The hinge 2327 is provided in the fixing portion 2328, one end 2313A of the back side of the front panel 2313, and one end 2313A of the front panel 2313 of the back panel 2314. Both sides of one end 2314A on the same side as () are pivoted, and by this pivot, both the front panel 2313 and the back panel 2314 are individually separated from each other and the hinge 2327 is opened. The shaft can be rotated in the direction of the arrow A1 or A2 as the center of gravity. That is, it can open and close with one opening.

When the front panel 2313 is rotated in the direction of an arrow A1 with the hinge 2327 as the center (opening surface), the front panel 2313, the display lens 23121 and the transparent window 2326 are the The power supply circuit portion 2315, the I / O circuit board 2316, and the control circuit board, which are integrally rotated and opened in the direction of the arrow A1 with the hinge 2227 as the axial center, and are thus exposed to the outside. 2317, the display circuit board 2318, the connectors 2319, 2320, 2321, 2322, and 2323, the liquid crystal display panel 2324, and the backlight 2325 of the liquid crystal display panel can be checked. have.

When the rear panel 2314 is rotated in the direction of an arrow A2 with the hinge 2227 as the center (open surface), the rear panel 2314, the power supply circuit unit 2315, and the I / O circuit board 2316 are formed. ), The control circuit board 2317, the display circuit board 2318, the connectors 2319, 2320, 2321, 2322, and 2323, the liquid crystal display panel 2324, and the backlight 2325 of the liquid crystal display panel The inspection of the load state detection sensor 21, the contactor 22, and the like, which are opened and rotated integrally in the direction of the arrow A2 with the hinge 2227 as the axis, results in an externally exposed state. Can be.

6 to 9 will be described in detail with reference to FIGS. 6 to 9. FIG. 6 is an enlarged cross-sectional view illustrating a portion of the abnormal display device 2312 in an enlarged manner in FIG. 5, FIG. 7 is an external view of a portion surrounding the light transmitting part of the lens 23121, and FIG. The external view which looked at the light source 23122 from the front side, and FIG. 9 is a perspective view of the said lens 23121, 231211, 231212, 231213, 231214.

A predetermined distance from the liquid crystal display panel 2324, the backlight 2325 of the liquid crystal display panel and the transparent window 2326 in the vicinity of the load state monitoring screen display device 2311 of the front panel 2313. At a position parallel to the middle direction of the liquid crystal display panel 2324, the backlight 2325 of the liquid crystal display panel and the transparent window 2326, and integrated on the rear surface side from the front panel 2313. The tubular portion 23131 is formed to protrude.

Four (ie, plural) lens mounting through-holes 231311, 231312, 231313, and 231314 extend through the tubular portion 23131 from the rear side of the front panel 2313 to the front side and extend in parallel with each other. This is provided. The lens mounting through holes 231311, 231312, 231313, and 231314 are all rectangular, such as rectangular, as shown in the shape seen from the back side, and each size is the same.

In other words, it can be said that the cylindrical portion 23131 has a plurality of lens mounting through holes 231311, 231312, 231313, and 231314 that pass through the front panel 2313 back and forth. A cylindrical portion having a through-hole 231311 and a cylindrical portion having a lens-mounting through-hole 231312 and a cylindrical portion having a lens-mounting through-hole 231313 and a lens-mounting through-hole 231314 It can also be said that the cylindrical part is formed integrally.

The on-display lens 231211 is in the lens mounting through hole 231311, the off-display lens 231212 is in the lens mounting through hole 231312, and the lens mounting through hole 231313. The lens 231213 for abnormality indication of the load state is inserted into the lens mounting through hole 231314, and the lens 231214 for displaying an operation error is respectively fixed in the corresponding lens mounting through hole. have.

The light receiving surface 23121S1 of each of the lenses 231211, 231212, 231213, and 231214 is located on the front side from an inner end surface 23131A of the tubular portion 23131, as shown in the figure. A groove 23131B is formed between each of the light receiving surfaces 23121S1 and the inner end surface 23131A of the cylindrical portion 23131. Each of the light-receiving surfaces 23121S1 and 231211, 231212, 231213, 231214 is formed.

The light source 23122 includes an on-display LED 231221 opposed to the on-display lens 231211, an off-display LED 231222 opposed to the off-display lens 231212, and the load. LED 231223 for abnormality display of the load state facing the lens 231213 for abnormality display of the state, and LED 231224 for operation error display in the unit opposed to the lens 231214 for operation error display in the unit Consists of

In the illustrated example, the on-display LED 231221 is composed of three LEDs, green G, red R, and green G arranged at predetermined intervals, and the off-display LED 231222 is arranged at predetermined intervals. It consists of three LEDs of green G, red R, and green G, and the LED 231223 for abnormality indication of the load state is composed of two LEDs of orange O arranged at predetermined intervals, and an operation error in the unit. The LED 231224 for display is composed of one LED that is red.

The on-display LED 231221 of the red R when the on, the off-display LED 231222 of the green G when the off, and the orange O when the load state is abnormal When the LED 231223 for abnormality display of the load state is operating error in the unit, the LED 231224 for operating error display in the unit of the enemy R is driven to display from the display circuit board 2318 respectively. It emits light by a signal.

In the on-display LED 231221, the light emitting surface 23122A at the front end is located in the groove 23131B corresponding to the on-display lens 231211 facing the on-display LED. An optical emission surface 23122A at the front end is located in the groove 23131B corresponding to the off-display lens 231212 facing each other, and the LED 231223 for an abnormality display of the load state is indicated by reference numeral 231222. The light emitting surface 23122A at the front end is located in the groove 23131B corresponding to the lens 231213 for displaying the abnormal condition of the load state, and the LED 231224 for displaying the operation error in the unit. A light emitting surface 23122A at the front end is located in the groove 23131B corresponding to the lens 231214 for opposing operation error display in the unit. That is, the light emitting surface 23122A on the front side of the light source 23122 is located in the light impermeable cylindrical portion 23131, and the diffusion of the light emitted from the light emitting surface 23122A is the cylindrical portion. The structure prevented by 23131 is made.

A gap g of a predetermined length is secured between the light emitting surface 23122A of the light source 23122 and the light receiving surface 23121S1 of the lens 23121 for display. The light emitting surface 23122A and the light receiving surface 23121S1 of the display lens 23121 are prevented from contacting each other.

The display lens 23121, that is, the on-display lens 231211, the off-display lens 231212, the load display lens 231213, the operation error display lens All of the 231214 protrude outwardly from the front panel 2313 and the columnar light transmitting unit 23121S2 for transmitting light incident from the light source 23122 to the light receiving surface 23121S1. It has the light emission part 23121S3 which emits the light transmitted by 23121S2.

As shown in Fig. 9, the light emitting portion 23121S3 has a substantially flat first side surface 23121S31 having a tip portion almost arched, and substantially parallel to the first side surface 23121S31 so that the tip portion is almost arched. A first substantially flat side surface 23121S32 and a front surface 23121S33 extending substantially in an arc shape over the periphery of the first side surface 23121S31 and the periphery of the second side surface 23121S32; The roughening process 23121S34 is given to all of the side surface 23121S31, the said 2nd side surface 23121S32, and the said front surface 23121S33. Moreover, roughening process is what is called roughening process, such as an uneven | corrugated process, a string (sandpaper) process, and the surface process by a laser.

As shown in Fig. 9, the light emitting portion 23121S3 has a substantially flat first side surface 23121S31 in which the tip portion is almost arched, and substantially parallel to the first side surface 23121S31, and the tip portion is almost arched. A substantially flat second side surface 23121S32 forming a shape, and a front surface 23121S33 extending substantially in an arc shape over the periphery of the first side surface 23121S31 and the periphery of the second side surface 23121S32; In the case where the roughening process 23121S34 is applied to all of the first side surface 23121S31, the second side surface 23121S32, and the front surface 23121S33, the directions of arrows a, b, c, d, and e, that is, viewed from above, Even when viewed from below, either from the left or the right, or viewed from the front, the light emitted from the light emitting portion 23121S3 is strong, and as a result of the start test, for example, the light emitting portion 23121S3 has a hemispherical shape. To rough the entire surface Compared with the case, it was significantly improved visibility. Therefore, in the large control center (refer FIG. 2) which consists of many hotbeds which perform load state monitoring and control of many motor loads, the control unit 23, 23 which comprises the hotplates 24, 24 ... The abnormality display device 2312 can visually recognize from a relatively distant position such as the passage AA in the factory even if the watcher does not visually check the near nib.

Embodiment 2 Fig.

10 shows various arrangements of LEDs as the second embodiment of the present invention.

Any of the on-display LED 231221, the off-display LED 231222, the LED 231223 for abnormal display of a load state, and the LED 231224 for operation error display in a unit described in Embodiment 1 It is not limited to the arrangement | positioning illustrated in Embodiment 1, It is good also as various arrangements as illustrated in FIG.10 (a)-(e). In Fig. 10, G is a green light-emitting LED, and R is a red light-emitting LED, and as the number of any of them increases, the luminance increases as the number of one lens increases. This improves visibility from all directions.

Embodiment 3.

In the third embodiment, as illustrated in FIGS. 11A and 11B, the first side surface 23121S31 and the second side surface of the roughened light emitting portion 23121S3 of the lens 23121 for display are illustrated. The front surface 23121S33 which extends over the periphery part of the said 1st side surface 23121S31 and the periphery part of the said 2nd side surface 23121S32, making the plane shape of 23121S32 into the trapezoid shape (the shape of a tip part is triangular shape). The planar shape of is also an example in which the trapezoidal shape (the shape of the tip portion is triangular) is matched with the planar shape of the first side surface 23121S31 and the second side surface 23121S32.

Embodiment 4.

In the fourth embodiment, as illustrated in FIGS. 12A and 12B, the first side surface 23121S31 and the second side surface (in the roughened light emitting portion 23121S3 of the lens 23121 for display) are illustrated. The planar shape of the 23121S32 is a trapezoidal hexagon (the shape of the tip is a quadrilateral), and the front surface 23121S33 extends over the periphery of the first side 23121S31 and the periphery of the second side 23121S32. The planar shape is also an example in which a trapezoidal hexagon (the shape of the tip is quadrangular) is matched with the planar shape of the first side surface 23121S31 and the second side surface 23121S32.

In the case of the third embodiment and the fourth embodiment, the above-described light room is the same as in the case of the example shown in FIG. 9 in the above-described first embodiment, whether viewed from the top, from the bottom, from either the left or the right, or from the front. The light radiated from the dead part 23121S3 was strong, and as a result of the start test, the visibility was considerably improved compared with the case where the light radiating part 23121S3 was made into a hemispherical shape and subjected to roughening on the entire surface thereof. . Therefore, in the large control center (refer FIG. 2) which consists of many hotbeds which perform load state monitoring and control of many motor loads, the control unit 23, 23 which comprises the hotplates 24, 24 ... The abnormality display device 2312 of ... can be visually recognized from a relatively distant position, such as the passage AA in a factory, even if the supervisor does not visually confirm near the nirvana.

In addition, in the claims, the specification, and the summary of the present application, in the case of Embodiments 3 and 4, the shape (plane shape is a trapezoidal pentagon (the tip is triangular), and the planar shape is trapezoidal (hexagonal) Is shaped as a "near arch".

In addition, in each drawing of FIGS. 1-12, the same code | symbol shows the same or equivalent part.

In addition, as apparent from the above description and the respective drawings, the first embodiment has the following technical features.

Characteristic point 1: The control center provided in the front panel of the control unit which comprises each of several nirvana, the load state monitoring screen display apparatus which displays a load state, and the abnormality display apparatus located in the vicinity of this load state monitoring screen display apparatus. To

The abnormal display device includes a light source disposed inside the front panel, a light receiving surface through which the light source penetrates the front panel, and a columnar light transmitting unit transmitting light incident on the light receiving surface; It is composed of a lens having a light emitting portion protruding to the outside from the front panel to emit light transmitted by the light transmitting portion,

The light emitting portion has a substantially flat first side with a tip end almost arched and a substantially flat second side with a leading end almost arched, and a periphery of the first side and the second side Has a front surface that is serialized in an almost arch shape across the perimeter of the,

The roughening process is given to all of the said 1st side surface, the said 2nd side surface, and the said front surface, The control center characterized by the above-mentioned.

Feature point 2: The control center according to feature point 1, wherein at least two pairs of the lens and the light source are provided, one pair indicating an abnormality in a load state, and the other pair indicates an operation error in the control unit. Control center, characterized in that.

Characteristic point 3: The control center as described in the characteristic point 2 WHEREIN: The said pair of lens is provided in parallel, and the said light source of each pair is provided in parallel.

Feature point 4: The control center according to any one of feature points 1 to 3, wherein the lens is mounted in a lens mounting through hole provided in the front panel, and is provided in the control unit to control the display of the load state monitoring screen and the light source. The control center, characterized in that the light source is attached to a display control substrate for controlling the light emission.

Feature point 5: The control center according to any one of feature points 1 to 4, wherein at least a portion of the front panel surrounding the light transmitting portion is formed of a light impermeable resin, the lens is formed of a light transmissive plastic, and the light source The control center, characterized in that the LED.

Characteristic point 6: The control center as described in the characteristic point 4 or the characteristic point 5 WHEREIN: The said lens mounting through-hole is formed in the cylindrical part integrally provided in the said front panel, The said lens of the said lens is formed in the front side from the inner end surface of the said cylindrical part. The light receiving surface is located, The light emission surface of the front side of the said light source is located in the said cylindrical part, The control center characterized by the above-mentioned.

Feature point 7: The control center according to feature point 6, wherein a gap having a predetermined length is formed between the light receiving surface of the lens and the light emitting surface of the light source.

Feature point 8: The control center according to any one of feature points 4 to 7, wherein the front panel is pivotable with respect to the display control board.

Characteristic point 9: All the control units of each nirvana have the characteristic structure of at least 1 of the said characteristic points 1-8.

1 motor
2 control center
21 Load State Detection Sensor
22 contactor
23 control unit
24 nirvana
25 step-down transformer
231 electronics unit
2311 Load Condition Monitoring Screen
2312 or higher display

Claims (21)

On the optically impermeable front panel of each of the plurality of control units constituting each of the plurality of nibs, in the vicinity of the load state monitoring screen display device displaying the load state and the load state monitoring screen display device. In the control center provided with the abnormal display device located,
The abnormal display device of the control unit transmits a light source disposed inside the light impermeable front panel, a light receiving surface through which the light source penetrates through the light impermeable front panel, and light incident on the light receiving surface. It consists of a lens having a columnar light transmitting portion and a light emitting portion projecting to the outside from the light-transmissive front panel to emit light transmitted by the light transmitting portion,
The light transmission part of the lens is disposed in the lens mounting through hole provided in the optically transparent front panel,
The light emitting portion projecting outwardly from the light-transmissive front panel has a flat first side surface having an arc shape consisting of at least one surface of a front end portion, and parallel to the first side surface and at least one front end portion. It extends in the shape of an arch consisting of at least one surface over the second side of a flat shape forming an arch shape composed of the above surfaces, and the periphery of the first side and the periphery of the second side. Have the front,
The roughening process is given to all of the said 1st side surface, the said 2nd side surface, and the said front surface,
And at least two pairs of the lens and the light source are provided, one pair of which indicates an abnormality of the load state, and the other pair of which displays an operation error in the control unit. delete The method according to claim 1,
The pair of lenses are arranged side by side, and the pair of light sources are arranged in parallel. The method according to claim 1 or 3,
The control center provided in the control unit, wherein the light source is mounted on a display control board for controlling display of the load state monitoring screen and light emission control of the light source. The method according to claim 1 or 3,
At least a portion surrounding the light transmitting part of the light impermeable front panel is formed of a light impermeable resin,
The lens is formed of a transparent plastic,
The control center, characterized in that the light source is an LED. The method of claim 4,
At least a portion surrounding the light transmitting part of the light impermeable front panel is formed of a light impermeable resin,
The lens is formed of a transparent plastic,
The control center, characterized in that the light source is an LED. The method of claim 4,
The lens mounting through hole is formed in a cylindrical portion provided integrally with the optically transparent front panel,
The light receiving surface of the lens is located on the front side from the inner end surface of the cylindrical portion,
And a light emitting surface on the front side of the light source is located in the tubular portion. The method according to claim 5,
The lens mounting through hole is formed in a cylindrical portion provided integrally with the optically transparent front panel,
The light receiving surface of the lens is located on the front side from the inner end surface of the cylindrical portion,
And a light emitting surface on the front side of the light source is located in the tubular portion. The method of claim 6,
The lens mounting through hole is formed in a cylindrical portion provided integrally with the optically transparent front panel,
The light receiving surface of the lens is located on the front side from the inner end surface of the cylindrical portion,
And a light emitting surface on the front side of the light source is located in the tubular portion. The method of claim 7,
A control center, characterized in that a gap of a predetermined length is formed between the light receiving surface of the lens and the light emitting surface of the light source. The method according to claim 8,
A control center, characterized in that a gap of a predetermined length is formed between the light receiving surface of the lens and the light emitting surface of the light source. The method according to claim 9,
A control center, characterized in that a gap of a predetermined length is formed between the light receiving surface of the lens and the light emitting surface of the light source. The method of claim 4,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method according to claim 5,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method of claim 6,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method of claim 7,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method according to claim 8,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method according to claim 9,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method of claim 10,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method of claim 11,
And the optically transmissive front panel is pivotable relative to the display control substrate. The method of claim 12,
And the optically transmissive front panel is pivotable relative to the display control substrate.
KR1020107020077A 2008-02-14 2008-07-14 Control center KR101193253B1 (en)

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JPJP-P-2008-033229 2008-02-14
JP2008033229 2008-02-14
PCT/JP2008/062697 WO2009101716A1 (en) 2008-02-14 2008-07-14 Control center

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013005151A1 (en) * 2011-07-05 2013-01-10 Koninklijke Philips Electronics N.V. Lighting module
KR102065506B1 (en) * 2015-08-18 2020-01-13 미쓰비시덴키 가부시키가이샤 Display control system and information display system of control center, specific position navigation system, and panel apparatus using same

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000348517A (en) * 1999-06-07 2000-12-15 Stanley Electric Co Ltd Light emitting device

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58155712A (en) * 1982-03-12 1983-09-16 Hitachi Ltd Molded ignition coil
JPS58155712U (en) * 1982-04-14 1983-10-18 カシオ計算機株式会社 Display element mounting structure
US4538002A (en) * 1984-09-10 1985-08-27 The Goodyear Tire & Rubber Company Process for the production of hydroxyanisole and alkylated hydroxyanisoles
JPH0247543Y2 (en) * 1984-10-12 1990-12-13
JPS6336105A (en) * 1986-07-30 1988-02-16 Nippon Kokan Kk <Nkk> Film thickness measuring instrument
JPH0317524Y2 (en) * 1986-08-25 1991-04-12
JPS63102122A (en) * 1986-10-17 1988-05-07 松下電器産業株式会社 Illumination type panel
JPH01176327A (en) * 1987-12-29 1989-07-12 Matsushita Electric Ind Co Ltd Production of perpendicular magnetic recording medium
JPH01176327U (en) * 1988-06-02 1989-12-15
JPH03138733A (en) * 1989-10-25 1991-06-13 Mitsubishi Electric Corp Controller with operation error display device
JPH075425A (en) * 1993-06-14 1995-01-10 Mitsubishi Electric Corp Motor controller
JPH0756528A (en) * 1993-08-17 1995-03-03 Mitsubishi Electric Corp Display device
JP2004230563A (en) * 2003-01-28 2004-08-19 Nippon Seiki Co Ltd Resin molding

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000348517A (en) * 1999-06-07 2000-12-15 Stanley Electric Co Ltd Light emitting device

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JP5008729B2 (en) 2012-08-22
JPWO2009101716A1 (en) 2011-06-02
KR20100107526A (en) 2010-10-05
TWI376854B (en) 2012-11-11
WO2009101716A1 (en) 2009-08-20
CN101953042A (en) 2011-01-19
CN101953042B (en) 2016-11-02

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