JP4003280B2 - Protective cover for in-vehicle display device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a display from a mechanical external force that acts on a display panel on the front surface of an in-vehicle display device mounted on a mounted body during a mounting operation of mounting components on the mounted body in an assembly line of the mounted body such as an automobile. The present invention relates to a protective cover that is mounted on the front surface of an in-vehicle display device in order to protect the panel, and more particularly relates to a protective cover that can be easily mounted and applied to various display panels having curved surfaces with different curvature radii. It is.
[0002]
[Prior art]
Various A / V devices (hereinafter simply referred to as in-vehicle display devices) such as a navigator device, an audio device with a display screen, a television receiver, and the like, which are mounted on an automobile, are A / V devices. The in-vehicle display device commercialized by the manufacturer is brought into the automobile factory and incorporated in the automobile at the final assembly line of the automobile factory.
[0003]
Here, as an example of the in-vehicle display device, a method of attaching an in-vehicle navigator device that is also used as a radio / CD / MD device to be mounted in an automobile for Europe will be described with reference to FIGS. FIG. 5 is a front view showing the front equipment of the in-vehicle navigator device, FIG. 6 is a partial top view showing the upper equipment, and FIG. 7 is a side view showing the side equipment.
As shown in FIG. 5, the in-vehicle navigator device 10 is disposed on the front surface of a display panel 12 including a liquid crystal display panel provided for displaying a TV screen, a navigator map, and the like, and around the display panel 12. In addition, various operation buttons such as a selection button 14 and a mark button 16, various display meters such as an FM multiplex broadcast frequency display 18, and various projections protruding forward from a display panel such as a volume knob 20 and a determination knob 22. An operation knob is provided.
[0004]
The in-vehicle navigator device 10 is accommodated and attached in a predetermined recess (not shown) provided on the front panel of the automobile. Therefore, the in-vehicle navigator device 10 is used as an attachment fixture for attaching the in-vehicle navigator device 10 to a predetermined recess, as shown in FIGS. In preparation.
The mounting protrusion 24 has a spring (not shown) that biases the mounting protrusion 24 outward, and when the in-vehicle navigator device 10 is pushed into the recess along the recess wall provided on the front panel of the automobile, The mounting projection piece 24 is urged by a spring to enter an engagement groove provided in the wall of the recess, and the in-vehicle navigator device 10 is fixed to the recess by the engagement between the projection piece 24 and the engagement groove. When the vehicle-mounted navigator device 10 is pushed into the recess, the mounting projection piece 24 is pressed by the recess wall and retracts into the side wall of the vehicle-mounted navigator device 10, so that the mounting projection piece 24 does not interfere with the engagement groove. When entering, the vehicle-mounted navigator device 10 is fixed by protruding from the side wall by spring bias and entering the groove.
At the four corners of the front surface of the in-vehicle navigator device 10, attachment spring release holes 26 are provided corresponding to the protruding pieces 24, respectively. The mounting spring release hole 26 is configured to remove the spring bias by inserting, for example, a driver's teeth into the mounting spring release hole 26 when the in-vehicle navigator device 10 accommodated in the recess is pulled out from the recess. The vehicle-mounted navigator device 10 is then pulled out from the recess.
[0005]
[Problems to be solved by the invention]
In-vehicle display devices are installed in automobiles while paying attention to the handling of in-vehicle display devices in the final assembly line of automobiles, but display panels such as LCDs (liquid crystal displays) are easily damaged, and other than in-vehicle display devices are mounted. Since products are attached to the front panel of the automobile one after another, there is a high risk of destroying the display panel of the in-vehicle display device by mistake.
In particular, when mounting an in-vehicle display device to an automobile for Europe, as described above, the in-vehicle display device is pushed into the recess from the front of the front panel of the vehicle and mounted by displacing the mounting spring. Easy to damage.
From the above, when mounting an in-vehicle display device, as a result of performing mounting work with more care than necessary, there is a problem that it is difficult to improve the productivity of assembly work in the final assembly line.
[0006]
Accordingly, an object of the present invention is to provide a protective cover for protecting a front display panel of an in-vehicle display device during assembly of a device such as an in-vehicle display device on a mounted body such as an automobile.
[0007]
[Means for Solving the Problems]
In order to achieve the above object, a protective cover for an in-vehicle display device according to the present invention is applied to a mounted body during a mounting operation of mounting equipment and components on the mounted body in an assembly line of the mounted body such as an automobile. In order to protect the display panel from the mechanical external force acting on the display panel on the front of the on-vehicle display device installed, a protective cover attached to the front of the on-vehicle display device,
A protective panel having a frame-shaped reinforcing frame on its surface;
Positioning means for positioning the protective cover with respect to the display panel, adhesive means for bonding the display panel and fixing the protective cover, and a cushion member on the contact surface, each provided on the back surface of the protective panel And a contact means for contacting the display panel with a contact surface under the cushioning action of the cushion member.
[0008]
In the present specification, the in-vehicle display device is a concept that widely means a device having a display panel on the front surface, except for a device having no display panel.
Although there is no restriction | limiting in the material and formation method of the protective cover based on this invention, Preferably, it forms by the integral molding method of a plastic material. As long as the frame-shaped reinforcing frame can be used to reinforce the protective panel to form a protective cover having a large unity and rigidity, there is no restriction on its configuration. Usually, a grid-like framework is used. Since the present protective cover can be provided with sufficient rigidity than having the reinforcing frame, the display panel of the in-vehicle display device can be protected from mechanical external force.
Further, since the protective cover according to the present invention includes a cushion material at the contact portion with the display panel, the display panel is not damaged, and further, the radius of curvature is reduced by the thickness of the cushion material and its buffering action. A protective cover having a predetermined protective panel shape can be widely used as a common protective cover for various display panels having different sizes. The material of the cushion material is not particularly limited, and for example, sponge, rubber or the like is used.
[0009]
Preferably, the adhesive means is adhesively laminated on one side of a pair of double-sided tape and magic tape (registered trademark, the same shall apply hereinafter) sequentially adhered and laminated to the equipment protective film on the display panel, and on the back surface of the protective panel. It is comprised from the other of the pair of a double-sided tape and a magic tape. As a result, the contact means becomes a thick laminated adhesive tape layer and functions as a buffer member between the protective panel and the display panel, so that predetermined predetermined protection is provided for various display panels having different radii of curvature. A panel-shaped protective cover can be applied. Magic tape is also referred to as hook-and-loop fastener and velcro, and is configured as a pair of mechanically adhesive tapes that can be bonded and released without using an adhesive, and presses a pair of tapes together. It is a tape that can be easily bonded and easily dissociated by separating each of the pair of bonded tapes. The magic tape is usually made of a synthetic resin and has a pair of hook-shaped and ring-shaped surfaces.
Here, the equipment protective film is a thin film protective film already attached to the display panel in order to protect the display panel and prevent scratches and the like from being scratched.
[0010]
Preferably, the positioning means is a combination of an equipment hole provided around the front display panel of the in-vehicle display device and a positioning protrusion provided on the protective panel so as to be fitted into the equipment hole. Here, the equipment hole means a hole already provided on the front surface of the in-vehicle display device. Usually, in-vehicle display devices are provided with a plurality of holes like the mounting spring release holes described above. The protective cover can be easily positioned on the front surface of the in-vehicle display device by fitting the positioning projection piece into the equipment hole.
Further, preferably, the protective panel includes an opening or a notch so as to avoid an equipment protrusion provided on the front surface of the in-vehicle display device.
[0011]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, embodiments of the present invention will be described specifically and in detail with reference to the accompanying drawings.
Embodiment Example This embodiment example is an example in which a protective cover for an in-vehicle display device according to the present invention is used to protect a front display panel of an in-vehicle navigator device, and FIG. 1 is attached to the in-vehicle navigator device. FIG. 2 is a top view of the protective cover when attached to the in-vehicle navigator device, and FIG. 3 is a side sectional view of the protective cover attached to the in-vehicle navigator device. It is.
The protective cover 30 of the present embodiment is a protective cover that protects the front display panel 12 of the in-vehicle navigator device 10 mounted in an automobile or the like from damage due to mechanical external force during assembly of the automobile or the like, and is integrally formed of plastic. It is a product. As shown in FIGS. 1 to 3, the protective cover 30 includes a frame-like reinforcing frame 32 on the surface, and a strong rigid-like protective panel 34 reinforced by the reinforcing frame 32.
On the back surface of the protective panel 34, there are an adhesive means 36 for adhering to the display panel 12 to fix the protective cover 30, a positioning means 38 for positioning the protective cover 30 with respect to the display panel, and a cushion member on the end face. And a contact means 40 which contacts the display panel under the cushioning action of the cushion member.
[0012]
As shown in FIG. 3, the reinforcing frame 32 is a frame-shaped frame integrally formed with the protective panel 34 so as to protrude from the protective panel 34 opposite to the in-vehicle navigator device.
As shown in FIG. 3, the adhering means 36 includes a projection 41 that projects the panel surface toward the display panel 12 in the center area of the back surface of the protective panel 34, and a panel in which the projection 41 projects as shown in FIG. One side 44 of a pair of double-sided tape 42 and velcro tape that are sequentially adhered and laminated to the surface, and double-sided tape 46 that is sequentially adhered and laminated to the protective film 12a in the region on the display panel 12 facing the protrusion 41, and the velcro tape It is composed of the other 48 of the pair.
The double-sided tapes 42 and 46 are tapes having an adhesive layer on both sides, and the magic tapes 44 and 48 are composed of a pair of tapes as described above. When the tape surfaces of the pair of tapes are overlapped and pressed against each other, It is a tape that has a mechanical adhesive property that adheres and dissociates when pulled apart from each other.
The positioning means 38 is a combination of a mounting spring release hole 26 provided around the front display panel of the in-vehicle navigator device and a positioning projection piece 50 provided in the protective panel 34 so as to fit into the mounting spring release hole 26. It is.
Further, the protective cover 30 includes a notch 52 that avoids protruding portions such as the volume knob 20 and the determination knob 22 provided on the front surface of the in-vehicle navigator device 10.
As shown in FIG. 2, the contact means 40 includes a contact portion 54 that protrudes from the peripheral member of the framework 32 of the protective panel 34 toward the display panel 12, and a cushion material 56 such as a sponge attached to the end surface of the contact portion 54. It consists of and. This prevents scratches due to vibration during transportation, and at the same time, absorbs a slight difference in the radius of curvature of the display panel and enables the protective cover 30 to be used in common.
[0013]
When using the protective cover 30 of the present embodiment, the protective cover 30 is attached to the in-vehicle navigator device 10 before being mounted on the automobile.
First, the double-sided tape 42 is attached to the panel surface of the protrusion 41 of the protective panel 34, and then one of the magic tape pairs 44 is attached. On the other hand, the double-sided tape 46 is attached to the area of the display panel 12 corresponding to the protrusion 41, and then the other 48 of the magic tape pair is attached.
Next, the four positioning protrusions 50 are inserted into the corresponding mounting spring release holes 26 for positioning, and then the protective cover 30 is brought close to the vehicle-mounted navigator device 10, and one of the magic tape pair 44 and the magic tape The other 48 of the pair is brought into contact and pressed. Thereby, the protective cover 30 and the display panel 12 are fixed by the adhesive means 36, and the protective cover 30 is in contact with the display panel 12 through the cushion material 56 by the contact means 40.
[0014]
With the configuration of the adhesive means 36 and the contact means 40 described above, the rigid protective panel 34 can contact and protect the display panel 12 without damaging the display panel 12.
Further, due to the buffering action of the adhesive means 36 and the contact means 40, the protective cover 30 has versatility, and even if the shape of the protective panel 34 is one type, it is directly applied to various display panels 12 having different curved shapes. Can be installed.
[0015]
【The invention's effect】
According to the present invention, a protective panel provided with a ram-like reinforcing frame on its surface, positioning means for positioning the protective cover with respect to the display panel, each provided on the back surface of the protective panel, and bonded to the display panel Damage caused during transportation by providing the protective cover with adhesive means for fixing the protective cover and contact means having a cushion member on the end surface and contacting the display panel under the cushioning action of the cushion member. And the protective cover which protects the front display panel of the vehicle-mounted display apparatus mounted in to-be-mounted bodies, such as a motor vehicle, from the damage by the mechanical external force during the assembly of mounted bodies, such as a motor vehicle.
In addition, the protective cover according to the present invention can function as a common protective cover for various types of display panels depending on the type of vehicle due to the buffering action of the contact means and the adhesive means.
[Brief description of the drawings]
FIG. 1 is a partially broken front view of a protective cover in a state where it is attached to an in-vehicle navigator device.
FIG. 2 is a top view of the protective cover in a state where it is attached to the in-vehicle navigator device.
FIG. 3 is a side sectional view of the protective cover in a state where it is attached to the in-vehicle navigator device.
FIG. 4 is a cross-sectional view showing a layer structure of an adhesion means.
FIG. 5 is a front view of the in-vehicle navigator device.
FIG. 6 is a top view of the in-vehicle navigator device.
FIG. 7 is a side view of the in-vehicle navigator device.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 10 ... In-vehicle navigator device, 12 ... Display panel, 14 ... Selection button, 16 ... Mark button, 20 ... Volume knob, 22 ... Determination knob, 24 ... Mounting protrusion, 26 ... Release spring Hole: 30 ... Protective cover of embodiment example, 32 ... Frame-shaped reinforcing frame, 34 ... Protective panel, 36 ... Adhesion means, 38 ... Positioning means, 40 ... Contact means, 41 ... Protrusion 42 …… Double-sided tape, 44 …… One of the pair of magic tapes, 46 …… Double-sided tape, 48 …… The other of the pair of magic tapes, 50 …… Positioning projection piece, 52 …… Notch, 54 …… Contact Part, 56 …… Cushion material.

Claims (4)

The display panel is removed from the mechanical external force that acts on the front display panel of the in-vehicle display device mounted on the mounted body during the mounting work of mounting equipment and components on the mounted body on the assembly line of the mounted body such as an automobile. In order to protect, a protective cover that is attached to the front surface of the in-vehicle display device,
A protective panel having a frame-shaped reinforcing frame on its surface;
Positioning means for positioning the protective cover with respect to the display panel, adhesive means for bonding the display panel and fixing the protective cover, and a cushion member on the contact surface, each provided on the back surface of the protective panel A protective cover for an in-vehicle display device, comprising contact means for contacting the display panel with a contact surface under the cushioning action of the cushion member. The adhesive means is one of a pair of double-sided tape and magic tape (registered trademark, the same shall apply hereinafter) that are sequentially bonded and laminated to the equipment protective film on the display panel, and a double-sided tape and magic that are sequentially laminated to the back surface of the protective panel. The protective cover for an in-vehicle display device according to claim 1, wherein the protective cover is composed of the other pair of tapes. The positioning means is a combination of an equipment hole provided around the front display panel of the in-vehicle display device and a positioning protrusion provided on the protective panel so as to be fitted into the equipment hole. The protective cover for vehicle-mounted display apparatuses of Claim 1. The in-vehicle display according to any one of claims 1 to 3, wherein the protective panel includes an opening or a cutout so as to avoid an equipment protrusion provided on a front surface of the in-vehicle display device. Protective cover for the device.

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