JP2000174447A - Electronic apparatus - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a multi-video server apparatus which includes a front display panel having a power switch, a liquid crystal panel, etc., mounted thereon and covered on its surface with a front panel, which can prevent erroneous depression of the power switch even in a condition such that the front panel is removed from the apparatus. SOLUTION: A multi-video server apparatus 1 includes a casing 6 for accommodating a drive unit 2, first and second power supply units 3 and 4 and a fan unit 5; a front display panel 14 mounted openably to the casing 6 to open or close a power supply unit accommodation part and provided thereon with power switches 8 and 9 of the power supply unit and a display means 12, a front panel 20 having a window part for exposure of power switches 8 and 9 and a window part for the display means and removably mounted to the casing 6 so as to cover a surface of the front display panel 14, and a protector 21 surrounding operating levers of the power switches 8 and 9. The protector 21 is provided on the front display panel 20.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a front display panel mounted on a front side of a case accommodating a power supply unit, a drive unit, and the like. The present invention relates to various electronic devices configured by providing a display means such as a liquid crystal panel and attaching the front panel to the case so as to cover the front display panel.

[0002]

2. Description of the Related Art As this kind of electronic equipment, for example, FIG.
Nos. 8 to 19 are known. Electronic equipment 1
01 is a power supply unit 102, a drive unit 103
104 accommodating the power unit accommodating portion 10 rotatably attached to the case 104.
5, a liquid crystal panel 1 for displaying the power switch 106 of the power unit 102, various operation switches 107...
And a front display panel 111 provided with a display means 110 such as LED 08 and LEDs 109...
In order to protect the display means 110 such as 08 and LEDs 109... 109, a front panel 113 is detachably attached to the case 104 with screws 112 or the like so as to cover the surface of the front display panel 111.

The front panel 113 has a first window 114 for exposing the power switch 106 to the outside, a second window 115 for exposing the various operation switches 107... 107 to the outside, A third window 116 for exposing the display of the liquid crystal panel 108;
Fourth window 117 ... 1 for displaying ED109 ... 109
17 and a protector 118 for the power switch is formed to protrude around the first window 114 that exposes the power switch 106 to the outside.

[0004] The protector 118 surrounds the operation lever of the power switch 106 to prevent the operation lever from being erroneously pressed.

The electronic device 101 removes the front panel 113, rotates the front display panel 111, and opens the front end face of the power supply unit housing portion 105 of the case 104 to open the power supply. The unit 102 is taken in and out.

[0006]

In the conventional electronic device 101, when the power supply unit 102 housed in the case 104 is replaced with a new one, the front of the case 104 is removed from the case 104 as described above. Since the panel 113 is detached, there are the following problems.

(1) When the front panel 113 is removed, the protection of the power switch 106 by the protector 118 is automatically released.

(2) When removing the front panel 113 and rotating the front display panel 111,
When the hand or other object by the operation lever of the power switch 106 is accidentally touched, the power switch 106 operates unnecessarily, that is, malfunctions.

The present invention solves the above-mentioned conventional problems, and operates a power switch provided on the front display panel when the front panel is removed, the front display panel is opened, and a power supply unit is replaced. It is an object of the present invention to provide an electronic device that can prevent unnecessary operation of the power switch even when a hand or another object accidentally touches the lever.

[0010]

According to the present invention, there is provided a case accommodating a power supply unit and a drive unit, wherein the case is attached to the case so as to be openable and closable so as to open and close the power supply unit accommodating portion. A front display panel provided with a power switch and display means of the power supply unit, and a power switch window and a window for display means for exposing the power switch, so as to cover a surface of the front display panel. In an electronic device including a front panel detachably attached to the case, and a protector for a power switch surrounding a periphery of an operation lever of the power switch, the protector for the power switch is provided on the front display panel. By installing the front panel, even if the front panel is removed from the case, the power switch The switch protector remains on the front display panel side to protect the power switch, and when opening the front display panel and replacing the power supply unit, for example, when the power switch is The power switch can be prevented from unnecessarily operating (erroneously operating) even in the case of contact.

[0011]

FIG. 1 is a perspective view of an electronic apparatus 1 of the present invention, and FIG. 2 is a perspective view of a state in which a front panel 20 is removed and a front display panel 14 is slightly opened.

The electronic device 1 is configured as a disk recording / reproducing device of a multi-video server device.

The electronic device 1 includes a drive unit (hard disk drive unit) 2 and first and second 2
A power supply unit 3, 4, a case 6 having a fan unit 5, and the like, and a case 6 rotatably mounted on the front side 6 a of the case 6 and accommodating the power supply units 3 and 4 (hereinafter referred to as a power supply unit). The power supply switches (hereinafter referred to as first and second power switches) 8 and 9 of the first and second power supply units 3 and 4 and the liquid crystal panel 10 And LED11 ...
Display means 12 such as 11, various operation switches 13 ... 13
, A power switch window 15 for exposing the power switches 8 and 9, and a window 1 for displaying a display of the liquid crystal panel 10.
6. Windows 17 ... 1 for exposing the LEDs 11 ... 11
7, windows 18 for operation switches for exposing the operation levers of the various operation switches 13 to 13 and attached to and detached from the case 6 with screws 19 so as to cover the surface of the front display panel 14. Surrounding the front panel 20 that can be freely attached and the first and second power switches 8 and 9, it is possible that a hand or other object accidentally touches the operation lever of the power switches 8 and 9. In this case, the power switches 8 and 9 have a protector 21 for the power switch to prevent unnecessary operation, that is, malfunction.

The protector 21 is provided on the front display panel 14.

As shown in FIGS. 3 to 5, the protector 21 includes first and second lever housing portions 22, 22 for housing the operation levers 8a, 9a of the first and second power switches 8, 9, respectively. The first and second lever housings 22 and 23 are connected to each other with a partition wall 24 interposed therebetween.

The thickness W of the partition wall 24 is formed to be 6 mm or more. As shown in FIG. 6, one of the operating levers 8a, 9a of the first and second power switches 8, 9 is provided. When one of the operation levers is pressed by the fingertip F, the fingertip F is prevented from being hooked on the other operation lever, and the two operation levers 8a and 9a are prevented from being pressed simultaneously. .

The protector 21 is provided with an on-operation unit 8 for operating levers 8a and 9a of the power switches 8 and 9.
ON operation section side protection section 25 surrounding b, 9b sides
And the off operation portions 8c, 9c of the operation levers 8a, 9a.
And an off operation section side protection section 26 surrounding the side.

[0018] As shown in FIG. 7, the height position H ₁ of the off operation part side protection unit 26, the height of the uppermost end of the off operation part 8c, 9c in the on state of the power source switch 8, 9 and is higher than the position H _2, as indicated by two-dot chain line, to be inserted fingertip F, etc. in the off operation part side protection unit 26, the power switch 8 and 9
Cannot be pressed.

As shown in FIG. 8, the height position H ₃ of the ON operation section side protection section 25 depends on the ON operation sections 8b and 9 when the power switches 8 and 9 are OFF.
b lower than the height position H ₄ of the uppermost end of, and the on-operation section 8b, when pressed 9b, the on direction by the spring force of the power source switch 8, 9 open contact springs its (not shown) the number from the height position H ₅ which rotates mm (approximately 2m
m), and as shown in FIG. 9, the power supply is only generated by pressing down the ON operation portions 8 b and 9 b to the height position H _{3 of the} ON operation portion side protection portion 25 as shown in FIG. 9. Switches 8 and 9 are not turned on, and FIG.
Above to a height position H position H ₅ further about 2mm lower than _3, as shown 0 the on operation portion 8b, when depressing the 9b, the power switch 8, 9 is arranged to turn on actuation .

Next, the configuration of the multi-video server device 1 as an electronic apparatus according to the present invention will be described separately for the entire structure, the structure of the front display panel 14, and the structure of the front panel 20.

1. Overall Structure of Multi-Video Server Device 1 The multi-video server device 1 is a video / audio data recording / reproducing device in which a plurality of hard disks are operated in parallel and used as a disk array to increase the transfer rate during recording / reproduction. . In recent years, in the broadcasting industry,
With the establishment of local broadcasting stations, etc., a small and low-capacity multi-video server device is desired. In particular, in order to enable replacement from a video tape recorder, a standard size of 218 mm (5U) is used. ), There is a demand for a multi-video server device that is substantially equivalent to the above.

In order to meet the above demand, the multi-video server apparatus 1 of the present invention is configured in the appearance shown in FIG. 1, and has a height H = 218 mm which is a standard size of a video tape recorder in the broadcasting industry. (5U), width W
= 424 mm (9.6 U), so that it can be smoothly replaced from existing video tape recorders.

The multi-video server device 1 includes the drive unit 2, the first and second power supply units 3 and 4, and the fan unit 5 in the case 6 as described above.

As shown in FIG. 11, the drive unit 2 of the multi-video server device 1 is formed by housing a hard disk drive 31 in a housing 32.

At the rear end of the drive unit 2, a connector 33 for detachably connecting to a hard disk drive unit interface board 49... 49 to be described later is attached. Handle 34 is attached. Then, the eight drive units 2... 2 are inserted into a drive unit accommodating portion formed on the lower side of the front panel 17 of the case 6 in a vertically oriented state in which the drive units 2. Connected to the main bus board 41.

Further, as shown in FIG.
The power supply units 3 and 4 are formed in a flat rectangular parallelepiped shape, and a rear end thereof has a connector 3 for electrically detachably connecting to a power supply unit receiving substrate 50 described later.
5 is attached, and a switch 36 is attached to the front end. Then, the first and second power supply units 3 and 4 are inserted into a power supply unit accommodating portion formed in an upper portion of the case 6 (an upper portion of the drive unit accommodating portion) in a state of being arranged right and left. The drive units 2 are connected to the main bus board 41 similarly to the drive units 2.

As shown in FIG. 13, the fan unit 5 is formed in a flat rectangular parallelepiped shape by incorporating two horizontal cooling fans 37, 37 into a housing 38. A connector 39 for detachably connecting to the bus board 41 is attached, and a handle 40 for inserting and removing the case 6 is attached to the rear end. The two fan units 5 and 5 are located on the rear side 6b of the case 6,
The signal processing boards 42 to 45 and the interface board 46 to be described below are inserted into one side of the interface board 46 from the rear side 6 b of the case 6 in a state where the signal processing boards 42 to 45 are arranged vertically in two stages. It is electrically detachably connected to the side.

As shown in FIG. 14, the case 6
The main bus board 41 is formed in a rectangular parallelepiped shape by a sheet metal, and is disposed in a vertical state at a substantially central portion in the front-rear direction (directions of arrows a and b) and in a horizontal direction (facing in directions of arrows c and d). ing.

Then, as shown in FIG. 15, the eight drive units 2... 2 are inserted from the directions of arrows a and b at the lower position of the front side 6a in the directions of arrows a and b, whereby the drive units 2 are inserted. In the drive unit housing portion, and by inserting the first and second power supply units 3 and 4 from the directions of arrows a and b at the upper position of the front side 6a,
The first and second power supply units 3 and 4 are accommodated in a power supply unit accommodation section.

The drive units 2... 2 housed in the case 6 are connected to the first
The second power supply units 3 and 4 are electrically connected to the front side of the main bus board 41 by the connectors 35, respectively.

The case 6 includes one encoding board 42, four decoding boards 43 ... 43, 1 from the rear side 6b.
A total of seven signal processing boards consisting of one system control board 44 and one hard disk drive control board 45, and one interface board 46 are arranged horizontally in a vertical orientation (arrows 8). a, b
In such a state, the seven signal processing boards and the interface board 46 are accommodated in the board accommodating portion by being inserted from the directions of the arrows a and b in a state of facing in the directions.

The seven signal processing boards and the interface board 46 housed in the case 6 are electrically connected to the rear side of the main bus board 41, respectively.

The case 6 is provided with two fan units 5 in the directions of arrows a and b from one side of a rear side 6b.
By inserting the fan unit 5, the fan unit 5 is housed in the fan unit housing part provided on one side of the seven signal processing boards and the interface board 46.

The fan unit 5 housed in the case 6 is electrically connected to the rear side of the main bus board 41 by the connector 39.

On the other side of the seven signal processing boards and the interface board 46 in the case 6, another interface board 47 is arranged in a vertical vertical direction in the directions of arrows a and b. The interface board 47 is electrically connected to the rear side of the main bus board 41.

A hard disk drive main board 48, which is a drive main board, is horizontally and horizontally arranged at the lowermost position inside the front side 6a of the case 6, and the hard disk drive main board 4
Reference numeral 8 denotes an arrow a on the front side of the main bus board 41.
It is detachably connected from the direction b.

The hard disk drive main board 4
8, eight hard disk drive interface boards 49... 49 serving as drive interface boards.
Are detachably connected at equal intervals in a vertical state. The eight hard disk drives 31 of the drive unit 2 are detachably connected to the eight hard disk drive interface boards 49... 49 in directions indicated by arrows a and b. On the front side of the main bus board 41, four power supply unit receiving boards 50 are vertically arranged.
The first and second power supply units 3 and 4 are detachably connected to the power supply unit receiving boards 50... 50 in the directions of arrows a and b, respectively. 50 is connected to the main bus board 41 by a cable 51.

As shown in FIG. 16, the encode board 42, the decode board 43, the system control board 44, the hard disk drive control board 4
5. Each of the circuit boards, such as the interface boards 46 and 47, is provided with a connector 51 at the front end for electrically detachably connecting to the main bus board 41, and a connection to the outside at the rear end. Lock lever 5, which also serves as a connector 52 and a handle for attaching and detaching operation to and from the case 6.
3 is attached.

As shown in FIG. 14, an AC inlet 61, a breaker, and the like are attached to a rear panel 60 formed in a small area below the interface board 47 assembled in the case 6. The other circuit boards are electrically connected to each other via connectors and cords in the same manner as described above.

Next, the operation of the multi-video server device 1 having the above configuration will be briefly described with reference to FIG.

First, when data composed of a video signal and an audio signal is recorded in the video server device 1, the data is input to the encode board 42 and compression processing is performed.
The compressed data is input to the hard disk drive control board 45 via the main bus board 41, and is converted by the hard disk drive control board 45 into a form suitable for recording on the hard disk drive 31 of the drive units 2. Thereafter, the data is input to the hard disk drive 31 via the hard disk drive main board 48 and the hard disk drive interface board 49, and the data is recorded by the hard disk drive 31. And
Control of which of the eight hard disk drives 31 data is to be recorded is performed by a system control board 44 which controls the entire video server device 1.

Next, in reproducing the data recorded in the hard disk drive 31, the data is output to the main bus board 41 through the reverse route, and then the data is decompressed and reproduced by the decode board 43 and output.

At this time, since the data processing capacity of the hard disk drive 31 and the main bus board 41 and the like has a margin, a plurality of data can be processed at the same time. For example, it is possible to simultaneously play back while recording data, or to simultaneously record and play back a plurality of data. In the embodiment shown here, one encoding board 42 which is a data recording circuit board is used, and a decoding board 43 which is a data reproducing circuit board is used.
Are used, four data boards 43 can reproduce four data independently while recording data by one encode board 14. The interface board 46 is a video server device 1
It is used for inter-data communication. The encode board 42, the decode board 43, the system control board 44, the hard disk drive control board 45, the interface boards 46, 47, and the like are configured to be detachable from the main bus board 41 by a connector 55 for each board. Since the connectors 56 required for connection to the outside are attached to each board, the type and number of boards mounted on the video server device 1 can be freely changed by the number of slots in the case 6. The multi-video server device 1 having high reliability and expandability can be realized by freely selecting the data recording and reproducing processing capabilities.

2. Structure of Front Display Panel As shown in FIG.
A metal body 71 containing the first and second power switches 8 and 9, display means 12 such as a liquid crystal panel 10 and an LED 11, and various operation switches 13. The cap part 72 is provided.

The main body 71 has a rectangular front plate 71a.
And the peripheral wall 71b is formed in a hollow rectangular parallelepiped shape, and a bearing 71c is provided on one side of the peripheral wall 71b.

On the front plate 71a, operating levers 8a and 9a for the first and second power switches 8 and 9, a display for the liquid crystal panel 10, LEDs 11... 11, and operating levers for various operating switches 13. I'm coming.

The peripheral wall 71b is provided with a large number of circular ventilation holes 71d... 71d for introducing outside air.

The cap portion 72 includes a plate portion 72a for closing the opening of the main body portion 71, and a plate portion 7a.
It comprises first and second leg portions 72b and 72c formed by bending the upper and lower ends of 2a.

The plate portion 72a and the first and second leg portions 72b and 72c are provided with a large number of rectangular ventilation holes 72d.
d.

The main body portion 71 and the cap portion 72 are connected by screws 73.
Is configured.

The front display panel 14 is mounted on the case 6 so as to be rotatable by a shaft (not shown) by using a bearing 71c provided on the main body 71, and provided on the case 6. The open end of the power supply unit housing is opened and closed.

The front display panel 14 has ventilation holes 71d... 71 provided in the peripheral wall 71b of the main body 71 even when the power supply unit accommodating portion of the case 6 is closed.
. d, outside air is introduced into the main body 71, and the outside air is introduced into the ventilation holes 72e provided in the plate portion 72a of the cap portion 72.
The outside air is sent from 72e into the power supply unit housing 6c of the case 6 to cool the first and second power supply units 3 and 4 housed in the power supply housing. Vent holes 72e provided in the first and second leg portions 72b, 72c of the cap portion 72.
Outside air is also sent directly from 72e into the power supply unit housing to cool the 21st and 2nd power supply units 3 and 4.

3. Front Panel Structure The front panel 20 includes a display unit 81 that is superimposed on a front plate 71 a of a main body 71 of the front display panel 14.
A pair of left and right legs 8
The base portion 83 is supported by the base member 2 and 82, and a ventilation gap 84 is formed between the display portion 81 and the base portion 83.

The display section 81 has a first window section 81a for exposing the first and second power switches 8 and 9 and the protector 21 to the outside, and a second window section 81 for exposing the display of the liquid crystal panel 10 to the outside. Window 81b and the LED 1
Third windows 81c to 81c that expose 1 to 11 to the outside
, And a fourth window 81d... 81d for exposing the various operation switches 13.

A transparent plastic plate 85 is attached to the second window 81b of the liquid crystal panel 10 facing the display to protect the display. In addition, the third LED 11...
The windows 81c ... 81c have light diffusion caps 86 ...
86 are attached to protect the LEDs 11... 11b and diffuse the light emitted by these LEDs 11.

The front panel 20 includes the display unit 8
The base 82 is attached to the case 6 with screws 87 in a state where 1 is superimposed on the main body 71 of the front display panel 14.

From the first cutout window 81a of the display section 81 of the front panel 20 attached to the case 6, the operation levers 8a, 9a of the first and second power switches 8, 9 and The protector 21 protrudes,
The operation levers of the various operation switches 13 project from the third cutout windows 81c to 81c. In the embodiment, the multi-video server device is described as an example of the electronic device. However, the electronic device of the present invention is not limited to the multi-video server device.

[0058]

The electronic device of the present invention has the following effects.

(1) In the electronic device of the first aspect, the protector for the power switch is provided on the front display panel.
Even when the front panel is removed, the protector remains on the front display panel side together with the power switch to protect the power switch from malfunction or the like.

(2) The electronic device according to the second aspect is characterized in that:
Since the power supply unit of (1) is used, when the battery of one of the power supply units runs out or fails, the other power supply unit can be switched to be used.

When one of the first and second power switches is depressed when switching between the first and second power supply units, the other power switch is erroneously operated. The pressing operation of the lever can be prevented by the partition wall of the protector.

(3) The electronic device according to the third aspect is more difficult to turn off than the power switch is turned on, and it is possible to reliably prevent the power from being accidentally turned off while the electronic device is operating. be able to.

Although the on-operation is easier than the off-operation, another object accidentally hits the on-operation unit of the operation lever of the power switch, and the on-operation unit is turned on by the on-operation unit of the protector. Even when the pressing operation is performed to the upper end of the side protection portion, the power switch is not turned on by this alone, and it is possible to prevent the power switch from being turned on by mistake as much as possible.

[Brief description of the drawings]

FIG. 1 is a perspective view of an electronic device according to the invention.

FIG. 2 is a perspective view showing a state where a front panel is removed.

FIG. 3 is a perspective view of a power switch.

FIG. 4 is an exploded perspective view of a power switch.

FIG. 5 is a front view of a power switch.

FIG. 6 is a front view showing an operation state of a power switch.

FIG. 7 is a cross-sectional view of the power switch (ON state).

FIG. 8 is a cross-sectional view (off state) of a power switch.

FIG. 9 is a cross-sectional view (off state) of a power switch.

FIG. 10 is a cross-sectional view (off state) of a power switch.

FIG. 11 is a plan view, a front view, and one side view showing the drive unit.

FIG. 12 is a plan view, a front view, and one side view showing a power supply unit.

FIG. 13 is a plan view, a rear view, and one side view showing the fan unit.

FIG. 14 is a plan view, a front view, a rear view, and right and left side views schematically showing an internal structure of the electronic apparatus of the present invention.

FIG. 15 is a plan view and left and right side views schematically showing directions of attaching and detaching a drive unit, a power supply unit and the like.

FIG. 16 is a plan view, a rear view, and one side view showing a circuit board.

FIG. 17 is an exploded perspective view of the front display panel and the front panel.

FIG. 18 is a perspective view of a conventional example with a front panel removed.

FIG. 19 is a perspective view of a conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Multi video server apparatus (electronic device), 2 ... Drive unit, 3, 4 ... First and second power supply unit, 5
... Fan unit, 6 ... Case, 8, 9 ... First and second power switches, 12 ... Display means, 14 ... Front display panel, 20 ... Front panel, 21 ... Protector for power switch, 22, 23 ... 1, second lever housing portion, 24: partition wall, 25: ON operation portion side protection portion,
26: Off operation section side protection section.

Claims (3)

[Claims] 1. A case accommodating a drive unit and a power supply unit, and a power switch and a display means of the power supply unit which are openably and closably attached to the case so as to open and close a power supply unit accommodation portion. A front display panel provided, a power switch window for exposing the power switch, and a window for display means, which are detachably attached to the case so as to cover a surface of the front display panel. An electronic device comprising: a front panel; and a protector for a power switch surrounding a periphery of an operation lever of the power switch, wherein the protector for the power switch is provided on the front display panel. machine. 2. The power supply according to claim 1, wherein the case accommodates a plurality of power supply units, and the front display panel includes a plurality of power switches for the plurality of power supply units. In the protector of the switch, a plurality of lever accommodating portions for accommodating the operation levers of the plurality of power switches are continuously provided via a partition wall, and the thickness of the partition wall is formed to be 6 mm or more. An electronic device characterized by being. 3. The protector for the power switch according to claim 2, wherein the protector for the power switch surrounds an ON operation section side of an operation lever of the operation lever of the power switch, and surrounds an OFF operation section side of the operation lever. The height of the off-operation unit side protection unit is higher than the position of the uppermost end of the off-operation unit in the on state of the power switch. The height of the ON operation unit side protection unit is lower than the uppermost position of the ON operation unit in the OFF state of the power switch, and when the ON operation unit is pressed, the power switch is opened and closed by the open / close contact spring. An electronic device characterized in that it is formed so as to be higher by several mm from a height position rotated in an ON direction by a spring force of the electronic device.