CN1763804A - Scrap iron filtering structure of display device - Google Patents
Scrap iron filtering structure of display device Download PDFInfo
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- CN1763804A CN1763804A CN 200410050628 CN200410050628A CN1763804A CN 1763804 A CN1763804 A CN 1763804A CN 200410050628 CN200410050628 CN 200410050628 CN 200410050628 A CN200410050628 A CN 200410050628A CN 1763804 A CN1763804 A CN 1763804A
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- display device
- iron filings
- iron
- adsorption section
- air hole
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Abstract
The invention discloses a display device of iron filling filter structure, which is characterized by the following: discharging the inner heat of display device or injecting air outsides; setting the iron filling adsorption part with only air on the vent whole periphery of rear cover or case. The invention prevents the iron filling entering into the device effectively and discharges heat in the device simultaneously, which avoids the fatal damage of inner machine.
Description
Technical field
The present invention is the iron dust filtration structure of relevant display device, words of Xiang Xishuominging further, exactly about for heat of discharging display device inside or the purpose that enters air from the outside, the periphery of the air hole of on bonnet or shell, making, be provided with only iron filings, the adsorption structure that adsorbs to entering with air.
Background technology
In general, display device be on the kinescope face with the data mode of literal or figure, at every moment show.The kind of this display device has: CRT (teletron-also claim cathode-ray tube (CRT)) display device, memory-type shows, PDP (plasma Display Panel)--plasma display and LCD, EL (electro luminescence)--field effect active display, light emitting diode, ECD (electro chromic display)--galvanochemistry display etc.
Among this display device, especially, PDP (plasma Display Panel)--plasma display is to have the display of hanging wall type ultrathin membrane teletron, and consumers express very big hope to such display.
This PDP (plasma Display Panel)--plasma display is to have the display of hanging wall type ultrathin membrane teletron, it is the principle of utilizing the gain discharge, that is to say, utilize plasma and fluorophor to combine and emit the display device of the radioactivity type of light.
As described above, using among the PDP-plasma display, big dividing into home-usely with industrial, the purposes of recently industrial PDP-plasma display when more and more increasing, and has more increased diversified use.
As this a kind of example, in subway engineering,, various valuable information and intelligence is provided for passengers with the thing of indispensability.
But, the heat of the device of this PDP-plasma display itself and the heat of power unit, more much more than the thermal value of other display device.So, for suitable discharge internal heat outward, must make a plurality of air holes at bonnet or on shell one sidewall, with this, internal heat is emitted outward.
Yet the air hole of making for above-mentioned cooling purpose is opposite with wish, has by the situation of this air hole from the foreign matter of outside access to plant inside.
At this moment, enter be general dust also problem is little, if iron filings, situation has just been made a world of difference.
As described above, access to plant inside is iron filings, will produce influence of magnetic field to machine, even causes electric short circuit, will produce fatal infringement problem to machine so.
Machine itself takes place and scraps and changed in the worst situation exactly.
This problem, compared with the home-use easier industry spot that occurs in again and again, its harm is just bigger, if for the air hole periphery that solves the inner heat problem is provided with filtrator or also can't be provided with under the situation of filtration unit, the method that requires to solve this kind problem is just more urgent.
Summary of the invention
The present invention puts forward in order to solve the above problems, the purpose of this invention is to provide is to discharge heat in the display device or the purpose that enters air from the outside outward, and the periphery setting of the air hole of making on bonnet or shell has the iron dust filtration structure of the display device of the adsorption structure that can only adsorb the iron filings that enter with air.
For reaching above-mentioned purpose, the iron dust filtration structure of display device of the present invention, be on the sidewall of bonnet or shell in order to discharge inner heat, and make the display device of air hole, on the periphery of above-mentioned air hole, be provided with the iron filings adsorption section, filter the iron filings that enter from air hole.
And, press the iron dust filtration structure of the display device of one embodiment of the present of invention, be the air hole of making by for the heat of discharging outward in the display device; Can adsorb the iron filings adsorption section that enters inner iron filings what above-mentioned air hole periphery was provided with; Support the support portion of above-mentioned iron filings adsorption section; Above-mentioned support portion is connected in the integrated structure of device.
And, press the iron dust filtration structure of the display device of an alternative embodiment of the invention, be the air hole of making by for the heat of discharging outward in the display device; What be provided with on above-mentioned air hole periphery can adsorb the iron filings adsorption section that enters inner iron filings; Combine with above-mentioned iron filings adsorption section, and can make the magnetized magnetic force generating unit in iron filings adsorption section; Support the support portion of magnetic force generating unit and above-mentioned iron filings adsorption section; Above-mentioned support portion is connected in the integrated structure of device.
Above-mentioned magnetic force generating unit is in permanent magnet and the electromagnet any one.
Above-mentioned iron filings adsorption section is that the electromagnet that permanent magnet or magnetic conduction field are magnetized is made.
Above-mentioned iron filings adsorption section is by a plurality of separate portions that are divided into a plurality of diffusion barriers, makes and produces magnetic force on the screen pack.
A separate portions of above-mentioned a plurality of separate portions is air holes that only filter ventilating part.
Above-mentioned screen pack is a lattice type.
Above-mentioned integrated structure is by the male and female combined structure that comprises in conjunction with projection and combined hole.
Above-mentioned iron filings adsorption section is located on the outer wall of device.
It is the same with the degree of depth of the air hole of ventilating part that the thickness of above-mentioned iron filings adsorption section is made at least, also can be thicker than it, more fully filter iron filings with this.
The effect of invention is:
The present invention is equipped with the iron filings adsorption section at the air hole periphery, and this iron filings adsorption section iron filings to entering with air only, there is following effect the iron filings adsorption section of adsorbing:
The first, the present invention can effectively prevent the inside of iron filings access to plant, can also discharge the heat of display device inside simultaneously, so, prevent because of the fatal infringement of iron filings internal machine.
The second, the present invention locates still can keep the stability of properties of product in subway engineering that produces many sample dust states such as iron filings or industry spot etc., so have the effect that improves product reliability.
Three, the present invention makes the iron filings adsorption section structure that can unload, adorn, and after using a period of time, has piled up the iron filings of some, and above-mentioned iron filings adsorption section is decomposed, and after the cleaning iron filings, it is just more convenient to refill use.
Description of drawings
Fig. 1 is an an example of the present invention, from installing the front view (FV) that the iron dust filtration structure is seen in inside.
Fig. 2 is the sectional drawing of A-A ' line of Fig. 1.
Fig. 3 is another example of the present invention, from installing the front view (FV) that the iron dust filtration structure is seen in inside.
Fig. 4 is the sectional drawing of B-B ' line of Fig. 3.
Fig. 5 is the syndeton of another one example of the present invention.
Fig. 6 a is the structural representation of numerous embodiments between the screen pack of adsorption section of the present invention and the air hole to Fig. 6 e.
Among the figure:
10: device 20: ventilating part
21: air hole 30: the iron filings adsorption section
40: magnetic force generating unit 50: support portion
60: integrated structure 61: screw
62: in conjunction with protruding 63: combined hole
Embodiment
Below, be described in detail as follows with reference to accompanying drawing to embodiments of the invention.
Fig. 1 is an an example of the present invention, from installing the front view (FV) that the iron dust filtration structure is seen in inside, Fig. 2 is the sectional drawing of A-A ' line of Fig. 1, as shown in the figure, the iron dust filtration device construction of the display device of one embodiment of the present of invention, be by the ventilating part of making for the heat of discharging outward in the display device 20, the iron filings adsorption section 30 of the iron filings that can adsorb access to plant 10 inside that are provided with at above-mentioned ventilating part 20 peripheries and support the support portion 50 of above-mentioned iron filings adsorption section 30 is connected in above-mentioned support portion 50 that the integrated structure 60 of device forms.
At this moment, make with the screen pack state that forms magnetic force above-mentioned iron filings adsorption section 30, this above-mentioned iron filings adsorption section 30 is made up of permanent magnet with electromagnetic force or electromagnet, can also form by a plurality of separate portions that are divided into a plurality of diffusion barriers, come therefrom, can make that iron filings are high efficiency to be adsorbed.
At this, an above-mentioned separate portions being divided into diffusion barrier comprises an air hole 21, perhaps can be designed to be one with above-mentioned diffusion barrier and air hole 21 are overlapping, but, diffusion barrier and air hole 21 are overlapping to be one, and it will hinder flowing of air, thereby reduce the cooling effectiveness of device, therefore, had better in a separate portions, place an air hole 21 for well.
At this, the thickness of above-mentioned iron filings adsorption section 30 makes that air hole 21 degree of depth with ventilating part 20 are the same or thicker than it at least, further improves the iron filings adsorption rate with this.
And, utilizing above-mentioned integrated structure 60, as shown in Figure 5, can utilize the male and female combined structure that comprises in conjunction with projection 62 and combined hole 63.
And above-mentioned support portion 50 is made by the plastics injection member, loads onto iron filings adsorption section 30 in its side, and makes the combined hole that connects with screw 61 at its opposite side.At this moment, above-mentioned combined hole can also can be replaced by combination projection 62 as shown in Figure 5.
By above-mentioned the present invention who constitutes is the small iron filings that fly upward with the dust state among the air, when the air hole 21 by display device enters inside, iron filings adsorption section 30 by above-mentioned air hole 21 periphery settings, and field of magnetic forece is arranged in above-mentioned iron filings adsorption section 30, so, the iron filings of dust state can not enter into device 10 inside with air, and have all been adsorbed by iron filings adsorption section 30.
As implied above,, reached ormal weight and just support portion 50 is separated after the cleaning from installing 10 through certain service time by the iron filings of sorption, refill that to mix use just passable.
At this moment, if the iron filings adsorption section is placed on the outside of device, cleaning gets up just to be more convenient for.
Fig. 3 is another example of the present invention, from installing the front view (FV) that the iron dust filtration structure is seen in inside, Fig. 4 is the sectional drawing of B-B ' line of Fig. 3, such what see with drawing, above-mentioned iron filings adsorption section 30 is the kicker magnets that become by magnetic field magnetisation, just the magnetic force generating unit 40 that is formed by permanent magnet or electromagnet in its side.
So, this iron dust filtration structure can not only be saved the permanent magnet or the electromagnet material of high price like this, and, iron filings adsorption section 30 is used as kicker magnet, so iron dust filtration is configured with and is beneficial to moulding or processing.
Fig. 6 a is the structural representation of forming numerous embodiments between the screen pack of adsorption section of the present invention and the air hole to Fig. 6 e, as seeing on the drawing, iron filings of the present invention adsorption section is the screen pack state that forms magnetic force, is made up of a plurality of separate portions that are divided into a plurality of diffusion barriers.
Especially, above-mentioned screen pack can be made lattice shape, and above-mentioned lattice shape also can be done quadrate or rectangular ordered state, perhaps can also do the ordered state of diamondwise.Also have, the shape of the shape of above-mentioned separate portions and air hole 21 is made identical shaped, and adsorption efficiency just can improve.
The present invention as above-mentioned structure is in the engineering that produces as the many sub.s of iron filings dust, uses the stability that still can guarantee product on the industry spot.
Claims (11)
1, a kind of iron dust filtration structure of display device, it is characterized in that at bonnet or outside on the shell sidewall, in order to discharge inner heat, and make among the display device of air hole, be provided with the iron filings adsorption section on the periphery of above-mentioned air hole, filter the iron filings that enter from air hole.
2, a kind of iron dust filtration structure of display device is characterized in that being provided with the air hole of making for the heat of discharging display device inside; On the periphery of above-mentioned air hole, the iron filings adsorption section that is provided with for the iron filings that adsorb access to plant inside; Also be provided with the support portion of supporting this iron filings adsorption section; For above-mentioned support portion being connected in the integrated structure of device.
3, a kind of iron dust filtration structure of display device is characterized in that being provided with the air hole of making for the heat of discharging display device inside; On the periphery of above-mentioned air hole, the iron filings adsorption section that is provided with for the iron filings that adsorb access to plant inside; Be provided with above-mentioned iron filings adsorption section and combine, and make the magnetized magnetic force generating unit in iron filings adsorption section; Support the support portion of above-mentioned magnetic force generating unit and above-mentioned iron filings adsorption section; For above-mentioned support portion being connected in the integrated structure of device.
4, the iron dust filtration structure of display device according to claim 3, it is characterized in that described magnetic force generating unit be one in permanent magnet and the electromagnet any one.
5,, it is characterized in that described iron filings adsorption section is to be magnetized into the iron filings adsorption section that electromagnet is magnetic force generation source with permanent magnet or magnetic conduction field according to the iron dust filtration structure of claim 2 or 3 described display device.
6, according to the iron dust filtration structure of claim 1 or 2 or 3 described display device, it is characterized in that described iron filings adsorption section, is by a plurality of separate portions that are divided into a plurality of diffusion barriers, and makes the iron filings adsorption section that produces magnetic force on the screen pack.
7, the iron dust filtration structure of display device according to claim 6, it is characterized in that described a plurality of separate portions a separate portions, only filter an air hole of ventilating part.
8, the iron dust filtration structure of display device according to claim 6 is characterized in that described screen pack makes lattice type.
9,, it is characterized in that described integrated structure is by in conjunction with the projection and the male and female structure be combined into of combined hole according to the iron dust filtration structure of claim 2 or 3 described display device.
10, the iron dust filtration structure of display device according to claim 1 is characterized in that described iron filings absorption is arranged on the outer wall of device.
11, according to the iron dust filtration structure of claim 2 or 3 described display device, the thickness that it is characterized in that described iron filings adsorption section makes at least that the degree of depth with the air hole of ventilating part is the same also can be thicker than it, and iron filings are fully filtered.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100506289A CN100373422C (en) | 2004-10-20 | 2004-10-20 | Scrap iron filtering structure of display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100506289A CN100373422C (en) | 2004-10-20 | 2004-10-20 | Scrap iron filtering structure of display device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1763804A true CN1763804A (en) | 2006-04-26 |
| CN100373422C CN100373422C (en) | 2008-03-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100506289A Expired - Fee Related CN100373422C (en) | 2004-10-20 | 2004-10-20 | Scrap iron filtering structure of display device |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842825B (en) * | 2007-10-30 | 2012-11-28 | 夏普株式会社 | Information display |
| CN103066751A (en) * | 2012-12-18 | 2013-04-24 | 山东富士制御电梯有限公司 | Open type permanent magnet motor magnetism filtering and protecting device |
| CN105006979A (en) * | 2014-04-15 | 2015-10-28 | 富士电机株式会社 | Semiconductor power conversion device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000123738A (en) * | 1998-10-15 | 2000-04-28 | Yuushin Kk | Small waste fluorescent tube collecting vehicle |
| KR100455825B1 (en) * | 1999-04-13 | 2004-11-06 | 지멘스 악티엔게젤샤프트 | Device for cooling an electric module and a technical appliance |
| IT1311827B1 (en) * | 1999-04-16 | 2002-03-19 | Luciano Gasparini | SELF-CENTERING TILTING FORK OF THE FORK, PARTICULARLY FOR MEASURING ON FOUR POINTS OF THE |
| CN2435780Y (en) * | 1999-11-18 | 2001-06-20 | 高向鹏 | Air filtering device for electronic computer |
| AU2002953575A0 (en) * | 2002-12-24 | 2003-01-16 | Hella Asia Pacific Pty Ltd | A filter |
-
2004
- 2004-10-20 CN CNB2004100506289A patent/CN100373422C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101842825B (en) * | 2007-10-30 | 2012-11-28 | 夏普株式会社 | Information display |
| US8355086B2 (en) | 2007-10-30 | 2013-01-15 | Sharp Kabushiki Kaisha | Information display |
| CN103066751A (en) * | 2012-12-18 | 2013-04-24 | 山东富士制御电梯有限公司 | Open type permanent magnet motor magnetism filtering and protecting device |
| CN105006979A (en) * | 2014-04-15 | 2015-10-28 | 富士电机株式会社 | Semiconductor power conversion device |
| JP2015204415A (en) * | 2014-04-15 | 2015-11-16 | 富士電機株式会社 | Semiconductor power converter |
| CN105006979B (en) * | 2014-04-15 | 2018-10-09 | 富士电机株式会社 | Semi-conductor electricity power conversion device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100373422C (en) | 2008-03-05 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| ASS | Succession or assignment of patent right |
Owner name: NANJING LG XINGANG DISPLAY CO., LTD. Free format text: FORMER OWNER: LG ELECTRONICS (SHENYANG) CO., LTD. Effective date: 20070518 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20070518 Address after: 210038 No. 346 Yao Yao Avenue, Nanjing economic and Technological Development Zone, Jiangsu, China Applicant after: LG Electronics Nanjing Display Co., Ltd. Address before: 110179 35,40, hi tech Development Zone, Liaoning, Shenyang Applicant before: LG Electronic (Shenyang) Co., Ltd. |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |