JP2001026243A - Protecting cover for on-vehicle electronic equipment - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a protecting cover for on-vehicle electronic equipment, improving in degree of freedom in design and protecting a screen display part against damage and dirt. SOLUTION: A protecting cover 6 for protecting a screen display part 5 includes a lower door 7 pivotally mounted on an escutcheon 3 via a cover mounting shaft 9 under the screen display part 5 and adapted to open/close the screen display part in its almost half area and an upper door 8 adapted to open/close the screen display part 5 in its remaining half area, the lower edge of the upper door being connected to the upper edge of the lower door to make the doors mutually foldable. The upper door 8 locked and supported with its upper end side moveable in a guide passage 12 almost parallel to the face of the screen display part has a lower door locking pawl 14 and a locking hole 15 for latching the protecting cover 6 to the screen display part 5 in an open condition and an locking and supporting pin 11 and an upper door locking pawl 13 for latching the protecting cover 6 to the screen display part 5 in a closed condition.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a protective cover for an on-vehicle electronic device, and more particularly to a protective cover for an on-vehicle electronic device having a screen display on the front surface of a device housing to enable image output. It relates to the protective cover to be protected and its related parts.

[0002]

2. Description of the Related Art In this type of electronic equipment, most of the front part thereof forms a screen display part, and the screen display part is often exposed. Therefore, the shape of the appearance viewed from the front is mostly occupied by the screen display unit.

[0003]

Since the arrangement and shape of the screen display section are almost determined, if the screen display section is exposed, the design is restricted by the screen display section and the design is restricted. There was little freedom. Further, when the screen display is exposed, there is a problem that the screen display is damaged or stained.

An object of the present invention to solve the above-mentioned problems is to provide a protective cover which improves the degree of freedom in design and protects a screen display unit from damage and stains. And also improve the operability of the protective cover,
Further, it is another object of the present invention to make it possible to arrange a switch on the protective cover in a good manner, and to switch the function of the device in conjunction with opening and closing of the protective cover.

[0005]

In order to achieve the above object, according to the present invention, a protective cover for protecting a screen display provided on a front surface of a device housing is provided below the screen display. A lower door pivotally attached to the part, and an upper door connected to the lower door so that the lower door can be bent, and the lower door covers an approximately half lower area of the screen display unit so as to be openable and closable, The upper door covers the remaining upper area, and the upper door is movably supported on a guide path whose upper end side is substantially parallel to the surface of the screen display, and the protective cover is the first cover. Can be hung in an open state with respect to the screen display portion by a hooking means, and similarly can be hung in a closed state by a second hooking means, and can be protected when hooked by the first hooking means. The screen display is opened by the cover, and the screen is At the time of the screen display unit is covered.

According to a second aspect of the present invention, when the first door is hooked by the first hooking means, the lower door and the upper door are urged to increase the bending angle. A first biasing means is provided on the axis of the connection, and is biased to act to reduce a bending angle between the lower door and the upper door in a state where the lower door and the upper door are locked by the second locking means. When the second urging means is provided in the device housing and the first urging means releases the hook, the first urging means causes the lower door and the upper door to be folded back to each other. When the lock by the second locking means is released, the lower door and the upper door are moved by the second biasing means in a direction in which the lower door and the upper door are bent.

According to a third aspect of the present invention, when the first and second latches are engaged by the first latching means, the lower door and the upper door act to increase the bending angle, and In the state where the lower door and the upper door are in a state of being latched by the latching means, the door opening / closing biasing means in which the biasing force in each state is set so as to act to reduce the bending angle of the lower door and the upper door is connected to the connecting means. On the axis,
The door opening / closing biasing means operates in the same manner as in claim 2.

According to a fourth aspect of the present invention, a switch push button made of a transparent material is provided so as to protrude from the surface of the protective cover according to any one of the first to third aspects, and the protective cover is provided by a second locking means. The device housing includes a switch operating portion that is opposed to the rear end of the switch push button in the hooked state and that is activated by abutting the rear end based on the pressing operation, and the protective cover is a screen. When the display unit is covered, the switch can be operated by the switch push button.

According to a fifth aspect of the present invention, the basic configuration of the protective cover is the same as that of the first aspect, and when the protective cover shifts between a state in which the protective cover covers the screen display unit and an open state thereof, the ON state is set. An output switching unit that includes a switch that performs an off-switching operation and that outputs the electronic device as an audio output in the covered state and a video output in the opened state, and switches the output of the electronic device in conjunction with opening of the protective cover. Is performed.

[0010]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. 1 to 5 show an electronic apparatus according to a first embodiment of the present invention. FIG. 1 is a front view showing a state in which a protective cover covers a screen display unit (closed state). 3 is a side view including a partial cross-sectional view of FIG. 1, FIG. 3 is a side view including a partial cross-sectional view of a state in which a protective cover is opening a screen display unit, and FIG. 4 is a front view illustrating an opened state. 5 is a side view including a partial cross-sectional view of FIG.

In each of the figures, reference numeral 1 denotes an electronic device used as an on-vehicle monitor, and reference numeral 2 denotes a main body of the device.
Reference numeral 3 denotes an escutcheon, which forms a housing including an LCD panel 4 and the like, and is attached to the front side of the device main body 2.
The front surface of the LCD panel 4 forms a screen display unit 5.

Reference numeral 6 denotes a protective cover, which can be opened and closed so as to cover or open the screen display 5 as described later. The protective cover 6 includes a lower door 7 and an upper door 8, and the lower door 7 is pivotally attached to the escutcheon 3 by a cover mounting shaft 9 at a position below the screen display unit 5. Cover almost the half of the area occupied by the. The upper edge of the lower door 7 and the lower edge of the upper door 8 are connected by a hinge 10, and the upper door 8 covers an area of the screen display unit 5 other than an area covered by the lower door 7. The doors are foldable from each other, and the cover is opened to the screen display unit 5 with the bending as described later.

The upper door 8 is provided with engaging pins 11 on both sides at the upper end thereof. On the other hand, the escutcheon 3 has guide grooves (guide paths) substantially parallel to the surface of the screen display section 5 and in the vertical direction.
A guide pin 11 is movably supported in the guide groove 12. The escutcheon 3 also has an upper door locking claw 13 at a position along the guide groove 12, and when the protective cover 6 is in an open state, the engaging pin 1
1 is hooked on the claw 13 for locking the upper door. The escutcheon 3 further includes a lower door locking claw 14, and the lower door 7 includes a locking hole 15 opposed to the lower door locking claw 14. The hole 15 is hooked on the lower door locking claw 14.

The upper door locking pawl 13 and the lower door locking pawl 14 are swingably mounted on a pawl mounting shaft 16 and are urged by a coil spring 17 in a counterclockwise direction in each figure. , These can be received in a hung state. Although not shown, the escutcheon 3 is separately provided with a cover opening / closing button, and by operating the button, the upper door locking claw 13 and the lower door locking claw 14 are clocked around the mounting shaft 16. To release them from the latched state. The lower door locking claw 14 and the locking hole 15 constitute a first locking means of the present invention, and the engaging pin 11 and the upper door locking claw 13 are a second locking means of the present invention. Make

Numeral 18 denotes a coil spring as first biasing means of the present invention, which is mounted on the axis of the hinge 10 and is locked by the second locking means (FIG. 4). In the open state shown in FIG. 5), the lower door 7 and the upper door 8 are urged to increase the bending angle. A push knob 19 is attached to the escutcheon 3 so as to face a portion of the upper door 8 close to the axis of the hinge 10 and is locked by the first locking means (see FIGS. 1 and 2). (Closed state shown), the front end thereof is pressed against the back surface of the upper door 8. Reference numeral 20 denotes a compression spring for urging the pressing.
In this closed state, the spring force of the coil spring 18 is set so as not to act.

Next, the opening / closing operation of the protective cover 6 having the structure shown in FIGS. 1 to 5 will be described. It is assumed that the protective cover 6 closes the screen display unit 5 as shown in FIGS. 1 and 2 and the locking hole 15 is hooked on the lower door locking claw 14. When the cover opening / closing button (not shown) is operated to release the engaging pin 11 from being caught by the upper door locking claw 13, the upper door 8 is pushed forward by the push knob 17 as shown in FIG. . Subsequently, when the upper door 8 is pushed down by hand, the lower door 7 and the upper door 8 are bent together, the screen display unit 5 is opened as shown in FIGS. 4 and 5, and the support pin 11 is locked by the upper door. Nail 13
When the vehicle is over the vehicle, it is hooked on this, and the open state is secured.

In this open state, the cover opening / closing button (not shown) is operated, and the support pin 1 is opened.
When the first door 1 is released from being caught by the upper door locking claw 13, the coil spring 18 acts to widen the bending angle between the lower door 7 and the upper door 8, and as shown in FIG. 5 is closed. Subsequently, when the upper door 8 is pushed in by hand, the screen display unit 5 is closed as shown in FIG. 1, the locking hole 15 is locked by the lower door locking claw 14, and the closed state is secured.

As described above, when the screen display unit 5 is locked in a closed state or an open state, only a simple operation for releasing these locks is performed. It is possible to shift the protective cover 6 to the open or closed state.

FIG. 6 is a configuration diagram of a coil spring as a second embodiment according to the present invention. The coil spring 21
The coil spring 18 in FIG.
, And eliminates the need for the push knob 19 and the like in FIG. 1 and the like. The coil spring 2
In 1, one end 21 </ b> A is hung on the lower door 7 and the other end 21 </ b> B is hung on the upper door 8. When the protective cover 6 is partially opened as shown in FIG. 3, it is in a state shown by a solid line in FIG. 6, similar to the coil spring 18 in FIG. I am free.

As shown in FIG. 2, when the protective cover 6 closes the screen display section 5, the coil spring 21 is at the position (P1), and in this case, the spring has been unwound. Thus, the other end 21B is urged clockwise. Therefore, when the lock hole 15 is released from the lock by the lower door lock claw 14 in this closed state, the state shifts to the state of FIG.
It can be opened.

As shown in FIG. 5, when the protective cover 6 opens the screen display section 5, the coil spring 21
Is located at the position (P2), in which case the spring is in a state of being entangled, and the other end 21B is urged counterclockwise. Therefore, in this open state, when the support pin 11 is released from the hook by the upper door locking claw 13, it acts in the same manner as the coil spring 18 and closes the half screen display unit 5 as shown in FIG. In a closed state and can be closed. In this way, it is possible to achieve the same effect as the case where the coil spring 18 and the push knob 19 are used by using one coil spring 21 shown in FIG.

FIG. 7 is a side view including a partial cross-sectional view showing a state in which a protective cover 6A of an electronic device covers a screen display section as a third embodiment of the present invention. In the figure, the configurations of the escutcheon 3 and the like are basically the same as those configurations shown in FIG. 2 and the like. The device main body 2 and each part shown in FIG. 2 and the like are omitted as appropriate.

Reference numeral 22 denotes a touch panel provided on the front of the LCD panel 4 so that when an object touches a specific portion, a sensitive signal unique to that portion is sent to the control section. 2
Reference numeral 3 denotes a lower door, and an elastic plate 25 made of a rubber-like elastic substance is mounted on a mounting plate 24 integrated therewith.
Reference numeral 26 denotes a switch button, which is made of a transparent synthetic resin material.
Are sandwiched between the rear surface of the lower door 23 and the mounting plate 24. The operation end 26A of the switch button 26 is opposed to each specific part of the touch panel 22, and when the switch button 26 is pressed, the operation end 26
A comes into contact with touch panel 22, and the specific signal is output.

As described above, this switch button 26
Is made of a transparent material and is configured to protrude from the protective cover 6A, so that the operation can be performed while being closed by the protective cover 6A. Various illuminations are possible without using a light source. In the implementation, a dedicated printed wiring or the like for arranging the switch is not required, and a configuration advantageous in cost can be provided.

FIG. 8 is a front view showing a state in which a protective cover 6 of an electronic device covers a screen display unit as a fourth embodiment of the present invention. The basic configuration of each part in the figure is the same as that shown in FIG. 1 and the like. In the figure, the protective cover 6 is opposed to the engaging pin 11 when the protective cover 6 is in the closed state, and is used for detecting the cover state. Switch 27
Is attached to the escutcheon 3. In this case, the electronic device 1A enables switching between video output and audio output.

In this state, the cover state detection switch 27 is turned on by the support pin 11 and outputs a signal indicating that the protection cover 6 is closed to a control unit (not shown). And the protective cover 6 is opened,
When the engaging pin 11 moves away from the portion facing the cover state detecting switch 27, the pin is turned off and a signal indicating that the protective cover 6 is open is output in the same manner. The control unit specifies the electronic device 1A for video output when receiving the ON operation signal, and specifies the electronic device 1A for audio output when receiving the OFF operation signal. Therefore, it is possible to perform switching with good operability without providing dedicated operation keys or the like for these switching.

[0027]

According to the first aspect of the present invention, the lower cover is pivotally attached to the lower portion of the screen display so as to open and close the lower area of the screen display. A door and an upper door which is connected to the upper part so as to bendable with each other so as to cover the upper area. In the same manner, it is possible to lock in the closed state, so that the protective cover is securely closed and the screen display unit is protected. At this time, since the screen display unit is covered and hidden, the degree of freedom in design increases. Even in the open state, the amount of protrusion forward is small, so that a space for mounting is small.

According to the second or third aspect of the present invention, when the first and second latches are engaged by the first latching means, the bending angle between the lower door and the upper door is increased. In the state where the lower door and the upper door are bent in the state where the lower door and the upper door are locked by the second hooking means, the second door is urged to act to reduce the bending angle. When the locking by the first locking means is released, the lower door and the upper door are moved by the first biasing means in a direction in which the lower and upper doors are folded back, and the locking by the second locking means is released. Then, the lower door and the upper door are moved in a direction in which the lower door and the upper door are bent by the second urging means. Therefore, the protective cover in each of the moved states can be easily opened and closed by manual operation or the like, and operability is improved.

According to the fourth aspect of the present invention, a switch push button made of a transparent material is provided so as to protrude from the surface of the protective cover according to any one of the first to third aspects. Since the switch operating section is provided opposite to the rear end of the switch push button in a state where it is locked by the stopping means, the switch can be operated by the switch push button when the protective cover covers the screen display section. Further, if the light source of the screen display unit is used, various illuminations can be performed without using a dedicated light source.
In the implementation, a dedicated printed wiring or the like for arranging the switch is not required, and a configuration advantageous in cost can be provided.

According to the fifth aspect of the present invention, the protective cover has the same structure as in the first aspect, and the protective cover shifts between a state where the screen display unit is closed and a state where the screen display unit is opened. The switch is turned on and off by the switch, so that the electronic device is designated for audio output when the protective cover is closed and designated for video output when opened, so that the electronic device is linked to the opening of the protective cover. It is possible to perform switching with good operability without providing dedicated operation keys or the like for these switching.

[Brief description of the drawings]

FIG. 1 is a front view showing a state (closed state) in which a protective cover covers a screen display unit in an electronic device as a first embodiment of the present invention.

FIG. 2 is a side view including a partial cross-sectional view of a state where a protective cover in FIG. 1 covers a screen display unit.

FIG. 3 is a side view including a partial cross-sectional view of a state in which a protective cover in FIG. 1 is opening a screen display unit.

FIG. 4 is a front view showing a state in which a screen cover is opened by a protective cover in FIG. 1;

FIG. 5 is a side view including a partial cross-sectional view of FIG. 4;

FIG. 6 is a configuration diagram of a coil spring as a second embodiment of the present invention.

FIG. 7 is a side view including a partial cross-sectional view showing a state in which a protective cover covers a screen display unit in an electronic device as a third embodiment according to the present invention.

FIG. 8 is a front view showing a state in which a protective cover covers an image display unit in an electronic device according to a fourth embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1, 1A Electronic device 2 Device main body 3 Escussion (device housing) 4 LCD panel 5 Screen display part 6, 6A Protective cover 7, 23 Lower door 8 Upper door 9 Cover mounting shaft 10 Hinge 11 Engagement pin (second pin Locking means) 12 guide groove (guide path) 13 upper door locking claw (second locking means) 14 lower door locking claw (first locking means) 15 locking hole (first locking means) 18 coil spring (first biasing means) 19 push knob (second biasing means) 20 compression spring (second biasing means) 21 coil spring (door opening / closing biasing means) 22 touch panel 25 elastic plate 26 Switch button 27 Cover status detection switch

Claims (5)

[Claims] 1. A protective cover for protecting a screen display of an in-vehicle electronic device having a screen display on a front surface of a device housing and enabling image output, wherein the protective cover is provided below the screen display. The lower door, which is pivotally attached to the device housing at the position of, and which opens and closes almost half the area occupied by the screen display, and the area of the screen display other than the area covered by the lower door The upper door is an upper door that covers the upper door, and the lower door and the upper edge of the lower door are connected to each other so as to be able to bend each other at the lower edge and the upper edge of the lower door. First locking means which is movably supported in a guide path substantially parallel to the surface of the screen display unit, and which locks the protective cover in an open state with respect to the screen display unit; A second latching means for closing and latching with respect to A protective cover for in-vehicle electronic devices, comprising: 2. The method according to claim 1, wherein the first urging means, which is urged to increase a bending angle between the lower door and the upper door when the first urging means is engaged, is connected to the first urging means. A second urging means provided on the axis of the second urging means, which is urged to act to reduce the bending angle between the lower door and the upper door when the second urging means is engaged by the second urging means, The protective cover for a vehicle-mounted electronic device according to claim 1, wherein the protective cover is provided on a housing. 3. A state in which the lower door and the upper door are bent by the first latching means to increase a bending angle between the lower door and the upper door, and are latched by the second latching means. Door opening and closing urging means in which the urging force in each state is set to act to reduce the bending angle between the lower door and the upper door in the state where the lower door and the upper door are provided, on the connection axis. The protective cover for an on-vehicle electronic device according to claim 1. 4. The protective cover is provided with a switch push button made of a transparent material protruding from a surface thereof, wherein the switch push button is in a state where the protective cover is locked by a second locking means. 4. The vehicle-mounted vehicle according to claim 1, further comprising: a switch operating portion, which is arranged to face the rear end portion and is activated by abutment of the rear end portion based on a pushing operation thereof, in the device housing. Protective cover for electronic equipment. 5. A protective cover for protecting a screen display portion of an in-vehicle electronic device having a screen display portion on a front surface of a device housing and enabling switching between video output and audio output, wherein the protective cover is A lower door that is pivotally attached to the device housing at a position below the screen display unit so as to be able to open and close substantially half the area occupied by the screen display unit, and an area other than the area covered by the lower door. An upper door that covers the area of the screen display unit, the upper door including a lower edge thereof and an upper edge of the lower door connected to each other so that the respective doors can be bent. A first latching means which is movably supported in a guide path whose upper end is substantially parallel to the surface of the screen display unit, and latches the protective cover in an open state with respect to the screen display unit; Close the protective cover with respect to the screen display And a second latching means for latching, wherein the protective cover includes a switch that is turned on and off when the protective cover shifts to a state where the protective cover covers the relevant portion of the screen display unit and an open state thereof, A protective cover for an in-vehicle electronic device, comprising: output switching means for outputting the electronic device as an audio output in a covered state and outputting a video in the open state.