CN1949313A - Plasma display device - Google Patents
Plasma display device Download PDFInfo
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- CN1949313A CN1949313A CN 200610074922 CN200610074922A CN1949313A CN 1949313 A CN1949313 A CN 1949313A CN 200610074922 CN200610074922 CN 200610074922 CN 200610074922 A CN200610074922 A CN 200610074922A CN 1949313 A CN1949313 A CN 1949313A
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- circuit board
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- plasma display
- display system
- heating radiator
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Abstract
The invention discloses a plasma display device that includes the frame installing at the back of plasma display panel, radiator installing on driving circuit board, fastening frame, driving circuit and plural fastening components and hubs and plural noise control components. The invention could avoid noise from radiator.
Description
One, technical field
The present invention relates to a kind of plasma display system, it is a kind of through improving the plasma display system that can prevent heating radiator generation noise to say so in more detail.
Two, background technology
In general, the spaced walls that forms between the front panel of Plasmia indicating panel and the rear panel constitutes a unit cell, is filled with neon (Ne), helium (He) or charging and discharging gas as the mixed gas (Ne+He) of neon and helium and the non-active gas that contains small amount of xenon in each unit.When relying on HF voltage to discharge, non-active gas sends vacuum ultraviolet (Vacuum Ultraviolet rays) thereby makes the light-emitting phosphor display image that is formed between the spaced walls.This Plasmia indicating panel is not only thin but also light, is the display device of future generation that attracts tremendous attention.
Fig. 1 is the simple side view that shows existing plasma display system structure.
As shown in Figure 1, plasma display system comprises: comprise the front housing 111 that determines profile and the casing 110 of back cover (Back cover) 112; Thereby the body discharge generation vacuum ultraviolet that relies on said machine casing inside activates the Plasmia indicating panel 120 of fluorophor display image; For driving and control the drive unit 130 that above-mentioned Plasmia indicating panel comprises PCB; Be connected heat that produces when discharging plasma display system work and the framework 140 that supports above-mentioned Plasmia indicating panel with above-mentioned drive unit.
Also comprise in addition: the wave filter (Filter) 150 of going up attachment film at transparency glass plate (not shown) is arranged on the specific interval of above-mentioned Plasmia indicating panel front; When supporting above-mentioned wave filter 150, the finger-like elastic insert (Finger Spring Gasket) 160 that the electric property of itself and metal back cover is linked to each other; And filter support platform (Filter Supporter) 170; Support comprises the module support bracket (Module Supporter) 180 of the PDP of above-mentioned drive unit.
Production process with existing plasma display system of said structure is: at first, make the above-mentioned Plasmia indicating panel of display image, afterwards, at the back side of above-mentioned Plasmia indicating panel assembling framework and drive unit etc., produce the module of Plasmia indicating panel.Then, the casing of decision profile is installed on the module of above-mentioned Plasmia indicating panel, has just been made the finished product plasma display system.Below, Fig. 2 shows is the finished product structure of the plasma display system in the casing of decision profile.
Fig. 2 is the finished product structural drawing of existing plasma display system.
As shown in Figure 2, the finished product plasma display system comprises with the lower part: the Plasmia indicating panel 210 of output image; The wave filter 220 that has electromagnetic wave shielding function in Plasmia indicating panel 210 fronts; Heating radiator 230 in Plasmia indicating panel 210 back release heat; Be installed in the framework 240 of above-mentioned heating radiator 230 back; The drive circuit board 250 of framework 240 back; The device 260 of decision profile.Below, what Fig. 3 showed is the drive unit that comprises the drive circuit board 250 of Plasmia indicating panel 210.
Fig. 3 is the synoptic diagram of the drive unit of existing Plasmia indicating panel.
As shown in Figure 3, the drive unit of Plasmia indicating panel comprises: Y drive circuit board 345, Z holding circuit plate 348, data drive circuit plate 350, control circuit board 342 and power supply circuit board (not shown).The function of each circuit board 342,345,348,350 is as follows:
Y drive circuit board 345 drives the scan electrode capable (Y1 to Ym) of Plasmia indicating panel 340.
Z holding circuit plate (348) drives keeps rows of electrodes (Z1 to Zm).
Data drive circuit plate 350 driving data rows of electrodes (X1 to Xm).
Power supply circuit board is to each circuit board 342,345, and 348,350 provide power supply.
Introduce the function of above-mentioned each circuit board 342,345,348,350 below in detail.
Y drive circuit board 345 comprises: produce the reset pulse (reset pulse) of Plasmia indicating panel 340 and the scan drive circuit plate 344 of scanning impulse (scan pulse); Produce the Y holding circuit plate 346 that Y keeps pulse.Here, scan drive circuit plate 344 provides scanning impulse (SP) by Y flexible printed circuit (Fexible Printed Circuit) 351 to the scan electrode capable (Y1 to Ym) of Plasmia indicating panel 340.
Y holding circuit plate 346 provides Y to keep pulse by scan drive circuit plate 344 and Y flexible printed circuit 351 to scan electrode capable (Y1 to Ym).
Z holding circuit plate 348 produces the oblique line pulses and Z keeps pulse, and keeps rows of electrodes (Z1 to Zm) by what Z flexible printed circuit 352 offered Plasmia indicating panel 340.
Data drive circuit plate 350 produces data pulse, and offers the data electrode capable (X1 to Xn) of Plasmia indicating panel 340 by X flexible printed circuit 354.
The X that control circuit board 342 produces separately, Y, Z timing control signal.And, control circuit board 342 sends Y timing control signal by the 1st flexible printed circuit 356 to Y drive circuit board 345, send Z timing control signal by the 2nd flexible printed circuit 358 to Z holding circuit plate 348, send X timing control signal to data drive circuit plate 350 by the 3rd flexible printed circuit 360.
But above-mentioned each plate 342,345,348,350 contains the element of high-velocity scanning, so produce many heats.Therefore, for outside release heat, on each plate 342,345,348,350, adhered to heating radiator.Below, Fig. 4 has shown the plasma display system that adheres to heating radiator.
Fig. 4 is the decomposition side view of the fastening structure of the drive unit of the existing Plasmia indicating panel of explanation and heating radiator.
As shown in Figure 4, the drive unit of Plasmia indicating panel comprises: Y drive circuit board 440, Z holding circuit plate 450, data drive circuit plate 460, control circuit board 430 and power supply circuit board (not shown).
On each circuit board 430,440,450,460 a plurality of holes (not shown) are arranged.A plurality of hub 470a, 470b on framework 420 with foregoing circuit plate 430,440,450,460 on vertically corresponding arrangement the in a plurality of holes (not shown) so that fastening.Here, each circuit board 430,440,450,460th, (70a, 470b vertically tightens up with clamp structures such as screw 480 and a plurality of hub.
Then, with each heating radiator 430a of outside release heat, 440a, 450a, 460a are fastened on each drive circuit board 430,440,450,460.
Below, Fig. 5 describes in detail above-mentioned each heating radiator is fastened on process on the drive circuit board.
Fig. 5 is the synoptic diagram that describes an example of the drive unit of fastening Plasmia indicating panel among Fig. 4 and heating radiator in detail.At first, the drive unit of Plasmia indicating panel comprises: Y drive circuit board, Z holding circuit plate, data drive circuit plate, control circuit board and power supply circuit board.An example that occurs when for convenience of explanation, selecting control circuit board that fastening control circuit board and heating radiator are described here.
As shown in Figure 5, a plurality of hub 570a of fastening existing control circuit board 530, heating radiator 530a and framework 520,570b is supporting control circuit board 530, and plays a part fastening control circuit board 530, heating radiator 530a and framework 520 with the so a plurality of clamp structures 580 of screw.
In addition, the heating radiator 530a that is fastened on the above-mentioned control circuit board 530 has outstanding heat radiator 571 for the contact area that strengthens with air.Be exactly in more detail: in when work, the heat transferred heat radiator 571 that above-mentioned control circuit board 530 is produced by the heating radiator 530a that is fastened on the control circuit board 530, the heat radiator 571 outside release heat by wide area again.
But, as shown in Figure 6, such problem can appear: when the drive unit work of Plasmia indicating panel, fastening above-mentioned control circuit board 630 can produce vibrations with clamp structure 680 and the hub 670b of heating radiator 630a, at this moment, the vibrations that clamp structure 680 and hub 670b produce are diffused into heating radiator 630a, thereby the phenomenon that heating radiator 630a vibration will occur produces noise.The thing followed can not be watched the people of Plasmia indicating panel that good hearing enjoying is provided, and has reduced the quality of product.
Three, summary of the invention
For addressing the above problem, the objective of the invention is to: provide one when the drive unit work of Plasmia indicating panel, can prevent that heating radiator from producing the plasma display system of noise.
The objective of the invention is to be achieved through the following technical solutions:
A kind of plasma display system is characterized in that: it comprises the framework that is installed in the Plasmia indicating panel back; Be installed in the drive circuit board of framework back; The heating radiator that corresponding drive circuit board is installed; The a plurality of clamp structures and the hub of fastening framework, drive circuit board and heating radiator; Anti-noise member on a plurality of hubs.
Anti-noise member is resilient material.It can be rubber packing.
Anti-noise member is nonflammable material.
The feature of anti-noise member is that it comprises: when drive circuit board is worked, absorb the shock absorbing part of the vibrations of a plurality of hubs generations; Partly link to each other with shock absorbing, cushion the vibrations buffer portion of the vibrations of a plurality of hubs.
The shock absorbing part forms a hole, the upper side of corresponding a plurality of hubs at deep-section.
The hole is to make a plurality of hubs and the fastening fastener means of a plurality of clamp structure.
The side of the corresponding a plurality of hubs of vibrations buffer portion.
The circumference of shock absorbing part is identical with the upper side circumference of a plurality of hubs, and the side length of vibrations buffer portion is identical with the side length of a plurality of hubs.
The invention has the beneficial effects as follows: when the drive unit work of Plasmia indicating panel, can prevent the noise that heating radiator produces.
Four, description of drawings
Fig. 1 is the simple side view that shows existing plasma display system structure.
Fig. 2 is the finished product structural drawing of existing plasma display system.
Fig. 3 is the synoptic diagram of the drive unit of existing Plasmia indicating panel.
Fig. 4 is the decomposition side view of the fastening structure of the drive unit of the existing Plasmia indicating panel of explanation and heating radiator.
Fig. 5 is the synoptic diagram that describes an example of the drive unit of fastening Plasmia indicating panel among Fig. 4 and heating radiator in detail.
The synoptic diagram of bare radiator flutter phenomenon the example that Fig. 6 takes place when being the drive unit of fastening Plasmia indicating panel in Fig. 5 and heating radiator.
Fig. 7 is the decomposition side view of explanation according to the fastening structure of the drive unit of Plasmia indicating panel of the present invention and heating radiator.
Fig. 8 is the synoptic diagram that describes an example of the drive unit of fastening Plasmia indicating panel among Fig. 7 and heating radiator in detail.
Fig. 9 is the synoptic diagram that enlarges anti-noise member shown in Figure 8 in detail.
Figure 10 is the synoptic diagram that the example explanation of taking place during by the drive unit of the fastening Plasmia indicating panel that comprises anti-noise member among Fig. 9 and heating radiator prevents the heating radiator flutter phenomenon.
Five, embodiment
Below with reference to accompanying drawings embodiments of the invention are elaborated.
Fig. 7 is the decomposition side view of explanation according to the fastening structure of the drive unit of Plasmia indicating panel of the present invention and heating radiator.At first, be the same according to the drive unit of Plasmia indicating panel of the present invention and the fastening structure of heating radiator with the fastening structure of Fig. 4.Just, for fastening each drive circuit board and each heating radiator, had a plurality of clamp structures and hub.At this moment also have anti-noise member and cover above-mentioned a plurality of hub.Below, be elaborated according to the drive unit of Plasmia indicating panel of the present invention and the fastening structure of heating radiator to this with reference to Fig. 7.
As shown in Figure 7, the drive unit of Plasmia indicating panel comprises: Y drive circuit board 740, Z holding circuit plate 750, data drive circuit plate 760, control circuit board 730 and power supply circuit board (not shown).
As figure, each drive circuit board 730,740,750,760 has a plurality of holes (not shown).A plurality of hub 770a on framework 720 with above-mentioned drive circuit board 730,740,750,760 on a plurality of holes (not shown) vertically arrange so that fastening.Here, each drive circuit board 730,740,750,760th vertically tightens up with clamp structures such as screw 780 and a plurality of hub 770a.
And, each heating radiator 730a of above-mentioned drive circuit board 730,740,750,760 and outside release heat, 740a, 750a, 760a have a plurality of holes (not shown).A plurality of hub 770b are at drive circuit board 730,740, on 750,760 with above-mentioned heating radiator 730a, 740a, 750a, vertically arrange so that fastening in a plurality of holes (not shown) on the 760a.
In addition, covering above-mentioned a plurality of hub 770b in addition to prevent a plurality of clamp structures 780 and hub 770) vibrations that produce are diffused into each heating radiator 730a, 740a, 750a, the anti-noise member 790 of 760a.
Below, Fig. 8 describes in detail above-mentioned each heating radiator 730a, 740a, and 750a, 760a are fastened on the process on each drive circuit board.
Fig. 8 is the synoptic diagram that describes an example of the drive unit of fastening Plasmia indicating panel among Fig. 7 and heating radiator in detail.At first, described identical with Fig. 4 and Fig. 7, the drive unit of complying with Plasmia indicating panel of the present invention comprises: Y drive circuit board, Z holding circuit plate, data drive circuit plate, control circuit board and power supply circuit board.Here, same as shown in Figure 5, for convenience of explanation, an example that occurs when having selected control circuit board that fastening control circuit board and heating radiator are described.
As shown in Figure 8, a plurality of hub 870a of fastening control circuit board 830, heating radiator 830a and framework 820,870b is supporting control circuit board 830, and together plays a part fastening control circuit board 830, heating radiator 830a and framework 820 with such a plurality of clamp structures 880 such as screw.Here, the present invention covers above-mentioned a plurality of hub 870b in addition and is diffused into each heating radiator 830a, 840a, 850a, the anti-noise member 890 of 860a to prevent the vibrations that a plurality of clamp structures 880 and hub 870b produce.
If the material elasticity of above-mentioned anti-noise member 890 and noninflammability are very strong, it is optimal using noise reduction rubber packing 890 so.Like this, when control circuit board 830 work, can play a part to absorb and alleviate a plurality of clamp structures 880 and hub 870b generation vibrations.
In addition, be fastened on heating radiator 830a on the above-mentioned control circuit board 830, have outstanding heat radiator 871 in order to enlarge the contact area with air.That is: in when work, the heat transferred heat radiator 871 that above-mentioned control circuit board 830 is produced by the heating radiator 830a that is fastened on the control circuit board 830, the heat radiator 871 outside release heat by wide area again.
Below, Fig. 9 absorbs and alleviates the noise reduction rubber packing 890 of the vibrations of a plurality of clamp structures 880 and hub 870b generation in the time of will being presented in each drive circuit board (not shown) work that comprises control circuit board 830 in detail.
Fig. 9 is the synoptic diagram that enlarges anti-noise member shown in Figure 8 in detail.
At first, as shown in Figure 9, according to control circuit board 930 of the present invention and heating radiator (not shown), a plurality of hub 970b are arranged on the above-mentioned control circuit board 930 for fastening.The anti-noise member 990a that prevents to produce vibrations is arranged, 990b on above-mentioned a plurality of hub 970b and the clamp structure 980 here.
This anti-noise member 990a, 990b has: when comprising each drive circuit board (not shown) work of control circuit board 930, absorb the shock absorbing part 990a of the vibrations that produce at a plurality of hub 970b place; Be connected with above-mentioned shock absorbing part 990a, alleviate the vibrations buffer portion 990b of the vibrations of a plurality of hub 970b.
The upper side of the corresponding a plurality of hub 970b of above-mentioned shock absorbing part 990a.More particularly: the circumference (L of shock absorbing part 990a
1) with the upper side circumference (L of a plurality of hub 970b
2) identical.At this moment, above-mentioned shock absorbing part 990a forms the hole 990a as fastener means at deep-section
1Corresponding with the upper side of a plurality of hub 970b, so that fastening a plurality of hub 970b and a plurality of fastening structure 980.
Simultaneously, the side of the corresponding a plurality of hub 970b of above-mentioned vibrations buffer portion 990b.More particularly: the side length (L of vibrations buffer portion 990b
3) with the side length (L of a plurality of hub 970b
4) identical.
Below, Figure 10 is fastening this anti-noise member 990a, the example that occurs when the drive unit of the ion display panel of 990b and heating radiator of comprising.
Figure 10 is the synoptic diagram that the example explanation of taking place during by the drive unit of the fastening Plasmia indicating panel that comprises anti-noise member among Fig. 9 and heating radiator prevents the heating radiator flutter phenomenon.
As shown in figure 10, for fastening control circuit board 1030 and heating radiator 1030a, a plurality of hubs (not shown) on the above-mentioned control circuit board 1030 have been covered according to anti-noise member 1090 of the present invention.
Like this, when the drive unit work of Plasmia indicating panel, anti-noise member 1090 can absorb and alleviate the vibrations of above-mentioned a plurality of hub (not shown) and clamp structure 1080 generations, so can make vibrations not diffuse into heating radiator 1030a, prevent that heating radiator 1030a from flutter phenomenon taking place, thereby avoid producing noise.Thus, can be watched the people of Plasmia indicating panel that good hearing enjoying is provided, be improved the quality of product.
As mentioned above, in the scope that does not change the technology of the present invention thought and technical characterictic, the staff of the technical field of the invention can implement technology of the present invention with other concrete forms and constitute.
Therefore, the foregoing description all is illustrative in all respects, and does not have limited.The meaning of claim of the present invention and scope and all belong to scope of the present invention by all changes or deformation form that equal notion draws.
Claims (9)
1, a kind of plasma display system is characterized in that: it comprises the framework that is installed in the Plasmia indicating panel back; Be installed in the drive circuit board of framework back; The heating radiator that corresponding drive circuit board is installed; The a plurality of clamp structures and the hub of fastening framework, drive circuit board and heating radiator; Anti-noise member on a plurality of hubs.
2, plasma display system according to claim 1 is characterized in that: described anti-noise member is made by resilient material.
3, plasma display system according to claim 2 is characterized in that: described anti-noise member is a rubber packing.
4, plasma display system according to claim 1 is characterized in that: described anti-noise member is made by nonflammable material.
5, plasma display system according to claim 4 is characterized in that: when described anti-noise member is included in the work of above-mentioned drive circuit board, absorb the shock absorbing part of the vibrations that produce at above-mentioned a plurality of hubs place; Partly be connected with above-mentioned shock absorbing, alleviate the vibrations buffer portion of the vibrations of above-mentioned a plurality of hubs.
6, plasma display system according to claim 5 is characterized in that: described shock absorbing part forms a hole so that the upper side of corresponding above-mentioned a plurality of hubs at deep-section.
7, plasma display system according to claim 6 is characterized in that: described hole is to make above-mentioned a plurality of hub and the fastening fastener means of above-mentioned a plurality of clamp structure.
8, plasma display system according to claim 5 is characterized in that: the side of the corresponding above-mentioned a plurality of hubs of described vibrations buffer portion.
9, plasma display system according to claim 5 is characterized in that: the circumference of described shock absorbing part is identical with the upper side circumference of above-mentioned a plurality of hubs; The side length of vibrations buffer portion is identical with the side length of above-mentioned a plurality of hubs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610074922 CN1949313A (en) | 2006-04-04 | 2006-04-04 | Plasma display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610074922 CN1949313A (en) | 2006-04-04 | 2006-04-04 | Plasma display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1949313A true CN1949313A (en) | 2007-04-18 |
Family
ID=38018820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610074922 Pending CN1949313A (en) | 2006-04-04 | 2006-04-04 | Plasma display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1949313A (en) |
-
2006
- 2006-04-04 CN CN 200610074922 patent/CN1949313A/en active Pending
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