KR100941230B1 - Flat type image display device - Google Patents

Abstract

A bracket (3) having a frame portion (11) formed integrally with a transparent material, an apparatus attachment portion (12) formed at an inner circumference of the frame portion, and component attachment portions (13, 13, ...) formed on an outer side of the frame portion; A flat front panel 2 formed of a transparent material and disposed on the front side of the bracket, a device main body 4 having a screen surface 4a attached to the device attachment part of the bracket, a front panel and the bracket And retaining members 31 and 31 for holding the front and rear parts in combination with each other, and a functional part attached to the component attaching part of the bracket and disposed outside the front panel and transmitting and receiving electrical signals to perform a predetermined function. Signal paths 35 and 35 for transmitting and receiving electrical signals between the unit and the functional unit are formed in the bracket or at the boundary between the front panel and the bracket. This makes it possible to transmit and receive electrical signals between the apparatus main body and the functional unit which transmits and receives a predetermined function while maintaining good design.

Bracket, front panel, shielding layer, locking projection, locking groove, conductive member, wiring sheet for grounding

Description

Flat type image display device {FLAT TYPE IMAGE DISPLAY DEVICE}

The present invention relates to a flat image display device. In particular, the present invention relates to a technical field that enables transmission and reception of electrical signals between a device body portion and a functional portion that transmits and receives an electrical signal to a predetermined function after maintaining good design.

Some flat image display devices that display an image on a screen use, for example, a plasma display panel (PDP) as a screen.

Background Art [0002] A flat type image display device has been widely used in which a screen is arranged so as to be surrounded by a frame portion called a bezel. However, in order to respond to recent market demands, various types of flat type image display devices in pursuit of design are expected. have.

As an example of a flat-panel image display device in pursuit of design, for example, a device having a transparent front panel formed of glass, resin, or the like, and having a screen attached to a transparent bracket disposed on the rear side of the front panel is developed. In such a flat-panel image display device, a pair of speakers are arranged outside the front panel, for example, left and right of the front panel. In such a flat-panel image display device, since a transparent front panel is arranged on the front side of the bracket, the screen appears to be floating in the air when the flat-screen image display device is viewed, and the viewer does not have a bezel. In the sense of being open to design.

By the way, in the flat-panel image display apparatus, it is necessary to transmit the electric signal for outputting audio | voice to a speaker from an apparatus main body part, In the flat-panel image display apparatus of the type which has a front panel and a bracket as mentioned above, a pair of speaker Since is disposed outside the front panel, it is necessary to wire between the apparatus main body and the speaker.

By the way, when wiring and the wiring board | substrate or conductive member are arrange | positioned at the back side of a bracket, these board | substrates and a conductive member will peel off. In this case, it is also possible to provide a cover for covering the substrate or the conductive member, but the parts point is increased by the amount of the cover, which increases the cost.

In addition, there may be a transparent portion between the main body of the device and the speaker, and when wiring to such a transparent portion, there is no discomfort when the substrate or the conductive member is conspicuous, so that a good design of the flat-panel image display device can be achieved. It is also necessary to avoid damage.

Accordingly, an object of the present invention is to enable transmission and reception of an electrical signal between a device main body portion and a functional portion that transmits and receives an electrical signal and exhibits a predetermined function while maintaining good design.

<Start of invention>

A flat-panel image display device of the present invention is a bracket having a frame portion integrally formed of a transparent material, an apparatus attachment portion formed on an inner circumference of the frame portion, and a component attachment portion formed on an outer side of the frame portion, and formed of a transparent material. A flat front panel disposed on the front side, a device main body having a screen surface and attached to the device attachment portion of the bracket, a retaining member for holding the front panel and the bracket in a coupled state back and forth, and a component attachment portion of the bracket. It is attached to the outside of the front panel and is provided with a functional part that transmits and receives electrical signals to perform a predetermined function, and a signal path for transmitting and receiving electrical signals between the apparatus main body and the functional part inside or outside the bracket. It is formed at the boundary between panel and bracket.

Therefore, in the flat image display apparatus of the present invention, transmission and reception of electric signals are performed through the boundary between the bracket or the inside of the bracket or the front panel.

1 is a schematic exploded perspective view of a planar image display device, showing an embodiment of the present invention in conjunction with FIGS.

2 is an enlarged cross sectional view showing a positional relationship between a front panel and a light receiving unit;

3 is a front view of a planar image display device.

4 is a plan view of a flat image display device;

5 is a front view of the bracket.

6 is a rear view of the bracket.

Fig. 7 is an enlarged cross sectional view showing a state in which the front panel and the bracket are engaged by the holding member.                 

8 is an enlarged exploded perspective view showing a part of a conductive member, a grounding wiring sheet, and a bracket;

9 is an enlarged perspective view showing a state in which a conductive member and a grounding wiring sheet are attached to a bracket.

10 is an enlarged perspective view of the holding member.

11 is an enlarged sectional view of the holding member.

12 is a conceptual view showing a state when the locking projection of the holding member is engaged with the locking groove of the bracket together with FIGS. 13 and 14, and showing a state where the locking projection is positioned above the locking groove.

13 is a conceptual view showing a state in which the locking projection is inserted into the introduction portion of the locking groove.

14 is a conceptual view showing a state in which the locking projection is coupled to the stopper portion of the locking groove.

15 is an enlarged cross-sectional view showing a state in which a signal path is formed by coupling a front panel and a bracket;

<Best Mode for Carrying Out the Invention>

EMBODIMENT OF THE INVENTION Below, the detail of the flat type image display apparatus of this invention is demonstrated with reference to attached drawing. In addition, the embodiment shown below is applied to the planar image display apparatus which used the plasma display panel as a screen.

The planar image display device 1 includes a front panel 2, a bracket 3, and an apparatus main body 4 (see Fig. 1).                 

The front panel 2 is formed in a long rectangular shape, and is formed of a transparent material such as glass, polycarbonate, or acrylic. An antireflection film 6 is adhered to the front surface of the front surface 5 of the front panel 2 to prevent reflection of external light (see FIG. 2).

The rear surface 7 of the front panel 2 is constituted by an adhesive portion 7a and a non-adhesive portion 7b. A portion excluding the outer peripheral portion of the rear surface 7 serves as an adhesive portion 7a and the outer peripheral portion is a non-adhesive portion 7b. ) (See FIG. 2). The infrared absorbing film 8 is bonded to the bonding portion 7a of the front panel 2. Therefore, the infrared absorbing film 8 is not adhere | attached to the non adhesion part 7b.

In the non-adhesive part 7b of the front panel 2, the shielding layer 9 which forms a frame shape is formed in the part except the outer periphery (refer FIG. 2 and FIG. 3). The shielding layer 9 is formed by black ceramic printing, for example. Therefore, when the front panel 2 is visually recognized from the front side, the rear part is shielded by the shielding layer 9 so that it may not be seen.

On the rear surface of the shielding layer 9, a conductive layer 10 having a frame shape is formed (see Fig. 2). The conductive layer 10 is formed in the part except the outer peripheral part and the inner peripheral part of the shielding layer 9. The conductive layer 10 is, for example, a mesh-like film layer formed of a metal material, and has a metal main body cover, which will be described later, to serve as a grounding layer.

The outer periphery of the infrared absorbing film 8 is adhere | attached from the back side to the part of the inner peripheral side among the parts in which the conductive layer 10 of the shielding layer 9 is not formed (refer FIG. 2).                 

In the part of the shielding layer 9 in which the conductive layer 10 is not formed, the permeable hole 9a having a small diameter is formed by, for example, a masking technique (FIGS. 2 and 3). Reference). The transmission hole 9a is a hole for transmitting infrared light emitted from the remote control device 100 (see FIG. 2). Although the transmission hole 9a is formed in the lower right part of the shielding layer 9 (refer FIG. 3), for example, the formation position of the transmission hole 9a is arbitrary, and infrared rays in the shielding layer 9 are infrared rays. As long as the absorbent film 8 and the conductive layer 10 are not formed, you may form in any position.

As for the bracket 3, the frame part 11, the apparatus attachment part 12, and the component attachment parts 13, 13, ... are integrally formed with transparent resin materials, such as polycarbonate and acrylic, for example. (See FIGS. 1, 5-6).

The frame part 11 is formed in a rectangular shape having a long horizontal shape that is larger than the front panel 2, and extends up and down, and vertical parts 14 and 14 positioned on the left and right sides and horizontally positioned on the top and bottom. The portions 15 and 15 are formed in a thin shape. The frame portion 11 is provided with a shallow arrangement recess 11a in which the front panel 2 is arranged, and the arrangement recess 11a is opened upward and forward (see FIGS. 1, 5, and 7). ).

The arrangement recessed part 11a is formed, and the frame part 11 is provided with the mounting part 11b which protruded in the left and right at the lower end part in the front part (refer FIG. 1, FIG. 5, and FIG. 7).

Ribs 16 and 17 protruding forward are formed on the outer periphery and the inner periphery of the front surface of the frame portion 11 (see FIGS. 5 and 7). On the ribs 16, 17, four arrangement notches 16a, 16a, ..., 17a, 17a, ... are formed, respectively (refer FIG. 8). Arrangement notches 16a, 16a, ... are formed in the part of the rib 16 located in the substantially center part in the up-down direction of the vertical part 14, 14, and two are formed spaced apart vertically. The placement notches 17a, 17a, ... are formed at positions inside the placement notches 16a, 16a, ..., respectively.

Two first terminal attachment portions 18, 18, ... are formed in the vertical portions 14, 14 of the frame portion 11 (see Fig. 8). The first terminal attachment portions 18, 18, ... are formed at positions immediately outside the notches 16a, 16a, ... for disposing the ribs 16, 16, respectively. The first terminal attachment portions 18, 18, ... are formed with screw holes 18a, 18a, ... which are opened forward, respectively.

The device attachment portion 12 is formed to protrude rearward from the inner circumference of the frame portion 11 (see FIGS. 1 and 6, etc.).

At the front edge of the device attachment portion 12, two second terminal attachment portions 19, 19, ... are formed on the left and right sides, respectively (see Fig. 8). The second terminal attachment portions 19, 19, ... are formed at positions immediately inside the notches 17a, 17a, ... for disposing the ribs 17, 17, respectively. The second terminal attachment portion is the same as the screw holes 19a, 19a, ... which are opened forward, and the first positioning projections 19b, 19b, ... which protrude forward, respectively, and the second positioning which protrudes forward. It has projections 19c, 19c,...

The component attachment parts 13, 13, ... are protruded to the left or the right from the upper and lower ends of the frame part 11, respectively (refer FIG. 1, FIG. 5, and FIG. 6).

On the rear surface of the component attachment parts 13, 13, ..., the locking grooves 20, 20, ... functioning as the holding parts for holding are respectively formed (refer FIG. 6). The locking groove 20 is composed of an introduction portion 20a that is opened to the upper or lower surface of the component attachment portion 13 and extends substantially up and down, and a stopper portion 20b extending left and right in succession to the introduction portion 20a. The introduction portion 20a is formed to widen the groove width as it approaches the upper or lower surface of the component attachment portion 13.

Conductive members 21, 21, ... are attached between the first terminal attachment portions 18, 18, ..., and the second terminal attachment portions 19, 19, ... of the bracket 3, respectively (Fig. 8 and 9).

The conductive member 21 is formed by connecting the first terminal portion 22 and the second terminal portion 23 by the left and right connecting portions 24, and are formed of a plate-shaped metal material. The first terminal portion 22 is connected to an outer end of the connecting portion 24, and the connecting portion 22b continuous to the connecting portion 24 and the connecting portion 22b protruding upward or downward from the attached portion 22a. ), A screw insertion hole 22c is formed in the skin attachment portion 22a. The second terminal portion 23 is connected to the inner end of the connecting portion 24, and the adhered portion 23a continuous to the connecting portion 24 and the connecting portion 23b inclined from the adhered portion 23a and protruded rearward. Is made of. The screw insertion hole 23c, the 1st positioning hole 23d, and the 2nd positioning hole 23e are formed in the adhesion part 23a, respectively.

In addition to the above-described conductive members 21, 21, ..., the bracket 3 is attached with grounding wiring sheets 25, 25 (see FIGS. 8 and 9). The grounding wiring sheet 25 is a sheet-shaped material in which the babe portion 26 forming a long frame shape and the connecting protrusions 27 and 28 protruding from the base portion 26 to the right or left side are conductive. It is formed by.                 

Base portion 26 is composed of short side portions (26a, 26a) extending up and down and located on the left and right and long portions (26b, 26b) extending on the left and right and positioned up and down, and the connecting projection (27) on the outside It protrudes outward from the substantially center part in the up-down direction of the long side part 26b located, and the connection projection part 28 protrudes inward from the substantially center part in the up-down direction of the long side part 26b located inward.

In the wiring sheet 25 for grounding, the part except the front-end | tip part of the connection projections 27 and 28 is coat | covered with the insulation laminate 29 (refer FIG. 8).

The following describes the attachment procedure of the conductive members 21, 21, ... to the bracket 3 and the wiring sheets 25, 25 for grounding (see FIGS. 8 and 9). In addition, the procedure at the time of attaching the electrically-conductive members 21 and 21 and the grounding wiring sheet 25 which are located in the right side as an example is demonstrated.

First, the long side portions 26b and 26b of the grounding wiring sheet 25 are inserted into the notches 16a, 17a, 16a, and 17a for arranging the ribs 16 and 17 of the bracket 3.

Next, the connecting portions 24 and 24 of the conductive members 21 and 21 are superimposed on the long side portions 26b and 26b of the grounding wiring sheet 25 from the front, respectively, for placing the cutouts 16a, 17a, 16a, and 17a. ).

At this time, the first positioning projections 19b and 19b and the second positioning projections 19c and 19c of the second terminal attachment portions 19 and 19 of the bracket 3 are respectively conductive members 21 and 21. The mounting screws 30, 30, which are inserted into the first positioning holes 23d, 23d and the second positioning holes 23e, 23e, respectively, and through which the respective screw insertion holes 22c, 22c, 23c, 23c are inserted. ...) to each of the screw holes 18a, 18a, 19a, 19a, and the skin attachment portions 22a, 22a, 23a, 23a are respectively attached to the first terminal attachment portion 18, 18 and the second terminal attachment portion 19. FIG. , 19).

Finally, predetermined ends (not shown) of the connecting portions 22b, 22b, 23b, 23b of the conductive members 21, 21 and the connecting protrusions 27, 28 of the grounding wiring sheet 25, respectively. Connect to a connection terminal or lead wire.

As described above, the attachment of the conductive members 21, 21,..., And the grounding wiring sheets 25, 25 to the bracket 3 places the grounding wiring sheets 25, 25 at predetermined positions, Since only the conductive members 21, 21, ... are piled up and fixed by screws from the front side, it is easy to attach and the workability in an attachment operation can be improved.

The front panel 2 and the bracket 3 are held in a coupled state by the retaining members 31 and 31 (see FIGS. 1 and 7).

The holding member 31 is formed long in the left-right direction, and the length is formed substantially equal to the space | interval between the outer ends of the component attachment parts 13 and 13 located to the left and right of the bracket 3. The holding part 31 has this from the base part 32, the front clamping part 33 which protruded in the direction orthogonal to this from the front edge of the base part 32, and the back edge of the base part 32. The rear gripping portion 34 protruding in the direction orthogonal to and positioned opposite to the front gripping portion 32 is formed integrally with a metal material (see FIGS. 10 and 11).

On the inner surface of the front gripping portion 33, pressurized ribs 33a and 33a which extend left and right and protrude toward the rear gripping portion 34 are spaced up and down. On the inner surface of the rear clamping portion 34, locking projections 34a and 34a protruding toward the front clamping portion 33 side are formed. The locking projections 34a and 34a are formed at positions near the left end of the rear clamping portion 34 and positions near the right edge, respectively, and are inserted into and engaged with the locking grooves 20 and 20 formed in the bracket 3. It serves as a retaining portion for holding.

Hereinafter, the coupling procedure of the front panel 2 and the bracket 3 is demonstrated (refer FIG. 12 thru | or 14). In addition, as an example, the procedure at the time of engaging the front panel 2 and the bracket 3 by the holding member 31 located in the upper side is demonstrated.

First, the front panel 2 is inserted and arranged in the placement recess 11a of the bracket 3. At this time, since the front panel 2 is mounted on the mounting part 11b formed in the lower end part of the bracket 3, the front panel 2 can be easily arrange | positioned to the mounting recessed part 11a, and also the front panel Falling out of the bracket 3 of (2) can be prevented.

Next, the locking projections 34a and 34a of the holding member 31 are positioned above the introduction portions 20a and 20a of the locking grooves 20 and 20 of the bracket 3, respectively (see Fig. 12). The member 31 is pushed down to insert the locking projections 34a and 34a into the introduction portions 20a and 20a, respectively (see Fig. 13). Since the introduction parts 20a and 20a are formed so that the groove width becomes wider as they go upward as described above, the introduction parts 20a and 20a of the locking projections 34a and 34a can be easily inserted. .

Subsequently, the holding member 31 is slid along the upper edge of the bracket 3, and the locking projections 34a and 34a are inserted into the stopper portions 20b and 20b, respectively, to be engaged (see FIG. 14).

In the same manner as above, the other retaining member 31 is engaged with the locking projections 34a and 34a by inserting them into the stoppers 20b and 20b, respectively, to complete the joining operation between the front panel 2 and the bracket 3. do.

As described above, in the state where the front panel 2 and the bracket 3 are coupled by the holding members 31 and 31, the pressing ribs 33a and 33a formed on the holding members 31 and 31 are the front panel 2. Is pressed to both upper and lower ends of the front surface 5 of the front face 5 (see FIG. 7). Therefore, the contact part of the front panel 2 and the holding members 31 and 31 becomes small, and it is hard to generate | occur | produce dust etc. by the friction of the front panel 2 and the holding members 31 and 31. FIG. In addition, even if dust or the like is generated, since the dust and the like remain inside the holding members 31 and 31, the dust or the like is inconspicuous when the flat image display apparatus 1 is visually recognized. Good design of (1) can be maintained.

Further, in a state where the front panel 2 and the bracket 3 are coupled, the front panel 2 is pressed against the ribs 16 and 17 formed on the bracket 3 so that the front panel 2 and the bracket 3 are secured. Placed with a slight gap (see FIG. 7). Therefore, dust and the like due to friction between the front panel 2 and the bracket 3 are hardly generated, and both wear can be prevented.

Further, in the state where the front panel 2 and the bracket 3 are engaged, the ribs 16 formed on the bracket 3 are shielded by the retaining members 31 and 31 (see Fig. 7). Therefore, even if dust or the like is generated due to friction between the lower surface of the front panel 2 and the mounting portion 11b of the bracket 3 and the friction between the front panel 2 and the ribs 16, the dust, etc. Since the retaining members 31 and 31 remain inside, dust and the like are not noticeable when the flat image display apparatus 1 is visually recognized, so that the good design of the flat image display apparatus 1 can be maintained. have.

In addition, in the planar image display device 1, portions extending upwards and downwards of the ribs 16 and positioned to the left and right are shielded by a speaker unit described later, and the ribs 17 are shielded by the shielding layer 9. Therefore, even if dust etc. generate | occur | produce in the part in which these ribs 16 and 17 are located, when the dust is shielded and the flat type image display apparatus 1 is visually recognized, it is inconspicuous.

As described above, the front panel 2 and the bracket 3 are coupled to each other by the locking projections 34a, 34a, ... of the holding members 31 and 31 and the locking grooves 20 of the bracket 3. Since it can be performed simply by engaging with 20, ..., the workability in the joining work can be improved.

In addition, as in the case where the front panel 2 and the bracket 3 are joined by adhesion, problems such as peeling due to aging change and the like and deterioration in designability due to discoloration of the adhesive do not occur.

In addition, the front panel 2 and the bracket 3 are coupled to each other by sliding the retaining members 31 and 31 in a predetermined direction so that the locking projections 34a, 34a,... , 20,..., It can be carried out only by being fitted to the stopper portions 20b, 20b,..., So that work can be facilitated and work time can be shortened.

In addition, since the locking projections 34a, 34a, ... are formed on the inner surfaces of the holding members 31, 31, the front panel 2 and the bracket 3 are coupled by the holding members 31, 31. FIG. In this case, the portion where the locking projections 34a, 34a, ... and the locking grooves 20, 20, ... are engaged is not visually recognized, so that the good design of the flat image display device 1 can be maintained.

Moreover, since the mounting part 11b for mounting the front panel 2 was formed in the lower end of the bracket 3, the front panel 2 can be easily arrange | positioned to the bracket 3, and also the front panel Falling out of the bracket 3 of (2) can be prevented.

In addition, since ribs 16 and 17 protruding toward the front panel 2 are formed on the front surface of the bracket 3, at least a part of the ribs 16 and 17 is shielded by the retaining members 31 and 31. Even when dust or the like is generated due to friction between the front panel 2 and the bracket 3 or the like, the dust and the like remain inside the holding members 31 and 31, so that the flat image display apparatus 1 is visually recognized. Dust and the like are not noticeable, and the good design of the flat image display device 1 can be maintained.

In addition, in the above, the example in which the locking projections 34a, 34a, ... were formed in the holding members 31 and 31, and the locking grooves 20, 20, ... were formed in the bracket 3 was described. A locking groove may be formed in the holding members 31 and 31, and a locking protrusion may be formed in the bracket 3 so as to couple both.

Instead of the bracket 3, a locking projection or a locking groove may be formed in the front panel 2 so as to be engaged with the locking groove or the locking projection formed in the retaining members 31 and 31.

Alternatively, it is also possible to form a catching hole instead of the catching groove and use it as the catching part for maintenance.                 

In the state where the front panel 2 and the bracket 3 are coupled as described above, first, the conductive members 21, 21,..., Which are attached to the bracket 3 in a state of being superimposed, and the grounding wiring sheet 25 and 25 are disposed at the boundary between the front panel 2 and the bracket 3 (see Fig. 15). Therefore, an arrangement space in which the conductive members 21, 21,... And the grounding wiring sheets 25, 25 are arranged is formed at the boundary between the front panel 2 and the bracket 3. The signal paths 35 and 35 serving as the paths of the electric signals are referred to (see FIGS. 8, 9 and 15).

The apparatus main body 4 has a screen surface 4a on its front surface, and a plasma display panel PDP is used as the screen. In the apparatus main body 4, a drive circuit (not shown) for driving the PDP is formed.

In the front of the apparatus main body 4, the light receiving part 36 which receives infrared light by a remote control operation is formed in the lower right position, for example (refer FIG. 1 and FIG. 2).

The apparatus main body 4 is attached to the apparatus attaching part 12 of the bracket 3 by suitable means, such as screwing. In the state where the apparatus main body portion 4 is attached to the apparatus attachment portion 12, the infrared absorbing film 8 bonded to the bonding portion 7a of the front panel 2 is positioned opposite the screen surface 4a, In front of the light receiving portion 36, a transmission hole 9a formed in the shielding layer 9 formed in the front panel 2 is located (see Fig. 2).

In the state where the apparatus main body portion 4 is attached to the apparatus attaching portion 12, the attachment portion of the apparatus main body portion 4 to the apparatus attaching portion 12 by the shielding layer 9 formed on the front panel 2. And a portion of the inner circumferential side of the bracket 3 is shielded so that the attachment portion of the apparatus main body 4 to the apparatus attachment portion 12 and the inner portion from the rib 17 of the bracket 3 can be visually recognized from the front. It is not intended.

As described above, in the planar image display device 1, the infrared absorbing film 8 is adhered only to the adhesive portion 7a opposite to the screen surface 4a of the front panel 2, and behind the non-adhesive portion 7b. The light receiving portion 36 is arranged (see FIG. 2). Therefore, even in the planar image display device 1 that does not require a holding frame called a bezel for holding the screen, operations from the outside by the remote control device 100 can be performed, and thus the flat image display device 1 The functionality can be improved.

In addition, it is not necessary to arrange the light receiving portion 36 on the front surface side of the front panel 2, so that good design of the flat image display device 1 can be maintained.

In addition, in the planar image display apparatus 1, the shielding layer 9 which shields the apparatus attachment part 12 of the bracket 3 is formed in the front panel 2, and the remote control apparatus in the shielding layer 9 is carried out. Since the through hole 9a having a small diameter through which the infrared light emitted from the light is transmitted is formed, both the shielding function by the shielding layer 9 and the operation function by the remote control apparatus 100 are achieved. can do.

When the apparatus main body portion 4 is attached to the apparatus attachment portion 12, the second terminal portions 23, 23, ... of the conductive members 21, 21, ... attached to the bracket 3 have predetermined connection terminals. And a control circuit (not shown) of the apparatus main body 4 through leads and the like.

In the state where the apparatus main body 4 is attached to the apparatus attaching part 12, a main body cover 37 covering the apparatus main body 4 is attached to the rear surface of the bracket 3 (see Fig. 1). The cover 37 for the main body is provided with a drawing hole 37a for drawing out a power cord or the like.

Speaker units 38 and 38 are attached to the left and right ends of the bracket 3, respectively (see Figs. 1, 3 and 4). The speaker units 38 and 38 are attached to the component attaching portions 13, 13,... Of the bracket 3.

The speaker unit 38 includes a speaker grill 39, a speaker box 40, and a speaker case 41, and a speaker (not shown) is disposed in the speaker case 41. The speaker has a role as a functional unit that performs a function of receiving an electric signal and outputting a voice. The speaker unit 38 is arranged such that the speaker grille 39 and the speaker box 40 are sandwiched between front and rear parts attachment parts 13 and 13 positioned above and below the bracket 3, and the speaker box 40 is provided. At the rear of the speaker case 41 is attached.

In the state where the speaker units 38 and 38 are attached to the bracket 3, the left and right ends of the holding members 31 and 31 are sandwiched by the speaker grills 39 and 39 and the speaker boxes 40 and 40 from front to rear. And occlusion (see FIG. 4).

In the state where the speaker units 38 and 38 are attached to the bracket 3, the left and right ends of the frame portion 11 are shielded by the speaker grills 39 and 39, and the ribs 16 of the bracket 3 are closed. The outer part cannot be visually recognized from the front.

In this way, the left and right ends of the frame portion 11 are shielded by the speaker grill 39, and as described above, the inner circumferential side of the bracket 3 by the shielding layer 9 formed on the front panel 2. Since the part of is shielded, when the planar image display apparatus 1 is visually recognized from the front side, the transparent part corresponding to both left and right ends of the front panel 2 has a narrow width | variety of the electrically conductive members 21, 21,... Only connecting portions 24, 24, ... formed in a straight line shape are visible (see FIG. 3). Therefore, the good design of the flat image display device 1 is maintained and does not cause discomfort when viewed with eyes.

When the speaker units 38 and 38 are attached to the component attaching portions 13, 13,..., The first terminal portions 22, 22,... Of the conductive members 21, 21,..., Attached to the bracket 3. Is connected to an audio output circuit (not shown) of the speaker via a predetermined connection terminal or lead wire.

As described above, in the planar image display device 1, the signal paths 35, 35, ... for transmitting and receiving electrical signals between the apparatus main body 4 and the speaker are connected to the front panel 2; Since it is formed in the boundary portion of the bracket 3, the conductive members 21, 21, ..., and the grounding wiring sheets 25, 25 do not peel off. In addition, since the conductive members 21, 21,... And the ground wiring sheets 25, 25 are not peeled off, the conductive members 21, 21,... The cover is not required, and the manufacturing cost can be reduced by reducing the number of parts.

In addition, since the signal paths 35, 35, ... are not present on the outer surface side of the front panel 2 or the bracket 3, there is no discomfort when the flat image display apparatus 1 is visually recognized, and the flat image display apparatus is not present. Good design of (1) can be maintained.

In addition, in the planar image display apparatus 1, since the conductive members 21, 21, ... formed by the metal plate are arranged in the signal paths 35, 35, the transmission and reception of the electric signals is performed. Can be performed reliably, and a shortage of current capacity as in the case of using a lead wire, a conductive sheet, and a conductive printed layer to transmit and receive electric signals is not generated.

In addition, since the grounding wiring sheets 25 and 25 are also disposed in the signal paths 35, 35, ..., the grounding wiring sheets 25, 25 in addition to the space for arranging the conductive members 21, 21,... It doesn't need any other space to place).

In addition, the signal paths 35 in the state where the connecting portions 24, 24, ... of the conductive members 21, 21, ... are superimposed on the long side portions 26b, 26b, ... of the wiring sheet 25, 25 for grounding back and forth. , 35,..., The operation for arranging the conductive members 21, 21,... And the ground wiring sheets 25, 25 in the signal paths 35, 35,. Since the grounding wiring sheets 25 and 25 are shielded by the conductive members 21, 21,..., There is no discomfort when the flat type image display device 1 is visually recognized, and the good design of the flat type image display device 1 is achieved. You can keep the castle.

In addition, the example which enclosed the long side part 26b, 26b, ... of the wiring sheet 25, 25 for grounding on the back side of the connection part 24, 24, ... of the electrically conductive members 21, 21, ... is demonstrated. On the contrary, the long side portions 26b, 26b, ... of the grounding wiring sheets 25, 25 may be superposed on the front sides of the connecting portions 24, 24, ... of the conductive members 21, 21,...

In the above, an example in which the conductive members 21, 21,... And the grounding wiring sheets 25, 25 are disposed in the signal paths 35, 35,..., But the signal paths ( It is also possible to arrange the transparent conductive member at 35, 35, ...). By disposing a transparent conductive member, there is no discomfort when the flat image display apparatus 1 is visually recognized, and the good design of the flat image display apparatus 1 can be maintained.                 

For example, it is also possible to form the signal paths 35, 35, ... as an optical path of infrared light, and to transmit and receive an electrical signal between the apparatus main body 4 and the speaker via the infrared light. When infrared light is used in this manner, it is not necessary to arrange fluids such as the conductive members 21, 21,... In the signal paths 35, 35,... It does not exist at all, and the favorable design of the flat image display apparatus 1 can be maintained.

In addition, when infrared light is used, it is not necessary to form placement notches 16a, 16a, ..., 17a, 17a, ... in the ribs 16, 17, for example, to signal the inside of the bracket 3. It can also be used as a route.

In addition, although the speaker which receives an electric signal and performs audio output was demonstrated as an example of a functional part, the functional part should just be a part which transmits and receives an electric signal and exhibits a predetermined | prescribed function, For example, as a functional part, The various signal input / output units which receive and operate a signal, the microphone to which audio is input, the various operation units which transmit a command signal, etc. may be sufficient.

The shape and structure of each part described in the above-described embodiments are merely examples of specific examples to be performed when the present invention is carried out, and the technical scope of the present invention should not be limitedly interpreted by these.

As apparent from the foregoing, the flat image display device of the present invention includes a frame portion integrally formed of a transparent material, an apparatus attachment portion formed at an inner circumference of the frame portion, and a component attachment portion formed outside the frame portion. A bracket having a bracket, a flat front panel formed of a transparent material and disposed on the front side of the bracket, a device main body having a screen surface and attached to a device attachment portion of the bracket, and the front panel and the bracket coupled to each other And a holding member for holding and a function portion attached to the component attaching portion of the bracket and disposed outside the front panel, for transmitting and receiving electrical signals to perform a predetermined function, and for transmitting and receiving electrical signals between the apparatus main body portion and the functional portion. The signal path for performing the above is characterized in that it is formed in the interior of the bracket or the boundary between the front panel and the bracket.

Therefore, the signal path is not exposed to the outer side of the front panel or the bracket. In addition, since the signal path is not exposed, a cover for covering the signal path is not required, and the manufacturing cost can be reduced by reducing the number of parts.

In addition, since the signal path does not exist on the outer surface side of the front panel or the bracket, there is no discomfort when the flat image display device is viewed, and good design of the flat image display device can be maintained.

In the invention according to claim 2, since the conductive member formed by the metal plate is arranged in the signal path, the electrical signal is transmitted and received between the apparatus main body portion and the functional portion via the conductive member. Can be performed reliably, and a shortage of current capacity as in the case of using a lead wire, a conductive sheet, and a conductive printed layer in order to transmit and receive electrical signals is not caused.

In the invention as set forth in claim 3, since the transparent conductive member is arranged in the signal path and the electrical signal is transmitted and received between the apparatus main body portion and the functional portion via the transparent conductive member, the flat image display apparatus is used. When visually recognized, there is no sense of discomfort and the favorable design of a flat image display device can be maintained.

In the present invention as set forth in claim 4, since the signal path is formed as an optical path of infrared light, and an electric signal is transmitted and received between the apparatus main body part and the functional part via infrared light, a conductive member or the like is connected to the signal path. It is not necessary to arrange the fluid, there is no discomfort when the flat image display apparatus is visually recognized, and the good design of the flat image display apparatus can be maintained.

In this invention of Claim 5, since the grounding wiring sheet for grounding a functional part was formed, and the grounding wiring sheet was arrange | positioned in the said signal path | route, the grounding wiring sheet other than the space for arrange | positioning a conductive member You do not need extra space to place the.

In this invention of Claim 6, since the grounding wiring sheet for grounding a functional part was formed, and the grounding wiring sheet was arrange | positioned in the signal path in the state folded back and forth with the said conductive member, for the conductive member and the grounding, Not only is the work for placing the wiring sheet in the signal path easy, but also the grounding wiring sheet or the conductive member is shielded by the conductive member or the grounding wiring sheet, so there is no discomfort when the flat type image display device is viewed, Good design of the image display device can be maintained.

Claims (7)

A bracket having a frame portion integrally formed of a transparent material, an apparatus attachment portion formed at an inner circumference of the frame portion, and a component attachment portion formed at an outer side of the frame portion; A flat front panel formed of a transparent material and disposed on the front side of the bracket, An apparatus body portion having a screen surface and attached to the apparatus attachment portion of the bracket; A holding member for keeping the front panel and the bracket coupled to each other back and forth; Attached to the component attachment portion of the bracket is disposed on the outside of the front panel, and a functional unit for transmitting and receiving an electrical signal to perform a predetermined function Including; And a signal path for transmitting and receiving electrical signals between the apparatus main body and the functional unit is formed inside the bracket or at a boundary between the front panel and the bracket. The method of claim 1, And a conductive member formed by a metal plate in the signal path, and to transmit and receive an electrical signal between the apparatus main body portion and the functional portion via the conductive member. The method of claim 1, A transparent conductive member is disposed in the signal path, and the electric signal is transmitted and received between the apparatus main body portion and the functional portion via the transparent conductive member. The method of claim 1, And the signal path is formed as an optical path of infrared light, and an electrical signal is transmitted and received between the apparatus main body and the functional unit via infrared light. The method of claim 1, A grounding wiring sheet for grounding the functional unit is formed, and the grounding wiring sheet is disposed in the signal path. The method of claim 2, A grounding wiring sheet for grounding the functional unit is formed, and the grounding wiring sheet is disposed in a signal path while being folded back and forth with the conductive member. The method of claim 2, The component attaching part of the bracket is formed on the left and right of the outside of the frame part, and the front panel is formed with a shielding layer of an impermeable frame on the part except the outer peripheral part, and the functional part is a speaker unit. Each conductive member attached to the attachment portion and formed by the metal plate is a straight line having a narrow width connecting the first terminal portion connected with the speaker unit, the second terminal portion connected with the apparatus main body portion, and the first and second terminal portions. And a connecting portion formed in a shape, wherein the conductive member is formed such that only the connecting portion is visible from the front side.

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