CN101561586A - Backlight source module - Google Patents
Backlight source module Download PDFInfo
- Publication number
- CN101561586A CN101561586A CNA2008101040462A CN200810104046A CN101561586A CN 101561586 A CN101561586 A CN 101561586A CN A2008101040462 A CNA2008101040462 A CN A2008101040462A CN 200810104046 A CN200810104046 A CN 200810104046A CN 101561586 A CN101561586 A CN 101561586A
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- China
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- fastening end
- backboard
- reflecting plate
- lamp reflecting
- trip
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Abstract
The invention discloses a backlight source module which comprises a light reflection plate, a back plate and a snap hook, wherein the snap hook comprises a first blocking end and a second blocking end, and the light reflection plate and the back plate are blocked by the first blocking end and the second blocking end; a blocking mode between the light reflection plate and the back plate is close-joint; the light reflection plate and the back plate are blocked by the first blocking end and the second blocking end in a structure that the two blocking ends are opposite or back-to-back; the snap hook and the light reflection plate or the back plate are of an integrated structure; and the first blocking end and the second blocking end are respectively embedded into different pore spaces or the same pore space on the back plate or the light reflection plate. In the invention, the light reflection plate and the back plate are blocked by the snap hook, thereby the fracture and the damage of a light tube caused by stress fatigue and the bad influence of scratching materials as a light unit slides a guide track out are avoided; the production cost is reduced due to the close joint between the snap hook and the back plate, and the problem that the light is damaged when suffering from static shock caused by accumulating electrostatic charges is solved.
Description
Technical field
The present invention relates to LCDs and make the field, relate in particular to a kind of backlight module.
Background technology
Along with the development of liquid crystal technology, its back light source structure is also fast-developing thereupon.As shown in Figure 1, be the structural representation of backlight module in the prior art.In existing backlight module, light guide plate 3 is embedded assembling with the assembling mode of lamp group 1, specifically is to make guide rail or guide groove on backboard 2, will be embedded in this guide rail or the guide groove after light guide plate 3 and 1 combination of lamp group then.As shown in Figure 2, be the structural representation of the group of lamp shown in Fig. 11, after fluorescent tube 4 uses reach certain hour, overstock static charge on the lamp group 1 easily, after electrostatic accumulation arrives to a certain degree, just cause the damage of the fluorescent tube that causes owing to electrostatic impact easily.In order to prevent the influence of electrostatic impact, adopt the static guide card in the prior art usually.As shown in Figure 3, be the structural representation of static guide card in the prior art, wherein, static guide card 6 connects lamp reflecting plate 5 and backboard 2, is used for electrostatic guide to the place away from the lamp reflecting plate.And in the backlight production run of prior art,, all can stay some spaces, location on the backboard, and, also have some spaces on the lamp reflecting plate in order to dispel the heat for the fixing used starting material of backboard of producing.
The defective of prior art is, at first, because light guide plate 3 has adopted Embedded array mode with lamp group 1, so in the process that lamp group 1 is being transported or moved, do the time spent and just easily its position is moved being subjected to very little external force, at this moment, fluorescent tube 4 is easy to the fracture breakage owing to be subjected to the effect of lamp group 1 position distortion, thereby cause noble potential bad, also can cause liquid crystal module normally to show when serious.Secondly, static guide card 6 sticks with glue on lamp reflecting plate 5 and backboard 2, therefore insecurely comes off easily, and the coat of metal on backboard 2 surfaces also can make the static conducting effect of static guide card 6 reduce greatly simultaneously, causes the problem of static discharge easily.
Summary of the invention
The objective of the invention is defective, a kind of backlight module is provided, in order to prevent lamp group stress deformation and effective conduct static lotus at above-mentioned prior art.
For achieving the above object, the invention provides a kind of backlight module, comprise lamp reflecting plate and backboard, also comprise trip, described trip comprises first fastening end and second fastening end, and described first fastening end and described second fastening end are with described lamp reflecting plate and the engaging of described backboard.
The mode of described engaging is for fitting tightly.
Described first fastening end engages described lamp reflecting plate and described backboard with two relative structures in fastening end or back to structure with described second fastening end; Described first fastening end and described second fastening end and described lamp reflecting plate are structure as a whole, form and described first fastening end and described second fastening end embed and engage in the hole of described backboard and with described backboard or described first fastening end and described second fastening end and described backboard are structure as a whole by the part material on described lamp reflecting plate bending, bend by the part material on the described backboard and form and described first fastening end and described second fastening end embed in the hole of described lamp reflecting plate and with described lamp reflecting plate and engage.
Described first fastening end and described second fastening end embed in the hole of described backboard and comprise: described first fastening end and described second fastening end embed in the different aperture of described backboard respectively or described first fastening end and described second fastening end embed in the same hole of described backboard; Described first fastening end and described second fastening end embed in the hole of described lamp reflecting plate and comprise: described first fastening end and described second fastening end embed in the different aperture of described lamp reflecting plate respectively or described first fastening end and described second fastening end embed in the same hole of described lamp reflecting plate.
As shown from the above technical solution, the present invention engages the lamp reflecting plate by described coupler construction with backboard, have following beneficial effect:
1, improved the stability of lamp group greatly,, also can not be moved or twist, avoided lamp owing to the stress fatigue damaged situation that ruptures even the lamp group is subjected to extra stress;
2, replace conventional guide rails or guide barrel construction with snap-in structure, avoided the lamp group to skid off the harmful effect that guide rail or guide groove cause material to scratch, further reached and guarantee the normal effect that shows of picture.
The present invention fits tightly by described trip and described backboard, has following beneficial effect:
1, saved the static guide card, avoided in traditional design, the static guide card being sticked on the problem of unstable that causes on the backboard, not only can reduce production cost of products but also can improve the effect of dredging of static charge greatly, reach the effect that static charge is control effectively;
2, avoided because a large amount of static charge accumulations produces the harmful effect of static discharge, solved lamp can cause damage when being subjected to accumulating the electrostatic impact that static charge produces problem.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Description of drawings
Fig. 1 is the structural representation of prior art backlight module;
Fig. 2 is the structural representation of prior art lamp group;
Fig. 3 is the structural representation of prior art static guide card;
Fig. 4 is the structural representation of backlight module embodiment one of the present invention;
Fig. 5 is one of sectional view of backlight module embodiment one of the present invention;
Fig. 6 is the vertical view of one of sectional view of backlight module embodiment one of the present invention;
Fig. 7 is two of the sectional view of backlight module embodiment one of the present invention;
Fig. 8 is the vertical view of backlight module embodiment two of the present invention;
Fig. 9 is the sectional view of backlight module embodiment three of the present invention.
Embodiment
As shown in Figure 4, be the structural representation of backlight module embodiment one of the present invention.This backlight module comprises lamp reflecting plate 5 and backboard 2, also comprise a trip 7, trip 7 comprise in hole 81 that first fastening end 71 and 72, the first fastening ends 71, second fastening end and second fastening end 72 embed backboard 2 respectively and the hole 82 and with backboard 2 with two relative structures engagings in fastening end; Trip 7 is structure as a whole with lamp reflecting plate 5, is formed by the bending of the part material on the lamp reflecting plate 5; Trip 7 engages mode for fitting tightly with backboard 2.
Particularly, as shown in Figure 5, be one of sectional view of backlight module embodiment one of the present invention, lamp reflecting plate 5 is provided with a trip 7, and this trip 7 comprises first fastening end 71 and second fastening end 72.Trip 7 is integrative-structures with lamp reflecting plate 5, and promptly trip 7 is by a part of material bending on the lamp reflecting plate 5 is obtained.First fastening end 71 is embedded in the hole 81 on the backboard 2, and second fastening end 72 is embedded in the hole 82 on the backboard 2, and first fastening end 71 engages with backboard 2 with the relative structure in two fastening ends with second fastening end 72.In the process of transporting or moving, lamp group 1 is subjected to the extruding of external force, easily torsional deformation.And just lamp reflecting plate 5 can be fixed on the backboard 2, thereby improved the stability of lamp group 1 greatly by trip 7 structure with lamp reflecting plate 5 this one.Even lamp group 1 has been subjected to extra stress, can not be moved or twist yet, avoided fluorescent tube 4 owing to the stress fatigue damaged situation that ruptures.Replace conventional guide rails or guide barrel construction by the snap-in structure that uses trip 7, avoided lamp group 1 to skid off the harmful effect that guide rail causes material to scratch, further reached the normal effect that shows of assurance picture.
As shown in Figure 6, be the vertical view of one of sectional view of backlight module embodiment one of the present invention.Trip 7 adopts with backboard 2 and fits tightly, and promptly the distance between the trip 7 is less than the distance between hole on the backboard 81 and hole 82 inboards.The effect of this mode that fits tightly is to make trip 7 engage tighter with backboard 2.First fastening end 71 of trip 7 lays respectively at the inboard in backboard 2 sky with second fastening end 72 and first fastening end 71 of trip 7 is to fit tightly with relative structure in two fastening ends and backboard 2 with second fastening end 72 as seen in Figure 6.The relative structure in two fastening ends can be that reference point bends inwards and obtains with the center of lamp reflecting plate with the part material on the lamp reflecting plate.Backlight module is in running order for a long time, because the effect of electrostatic field can accumulate a large amount of static charges, and this mode that fits tightly of trip 7 and backboard 2 can make lamp reflecting plate 5 and backboard 2 seamless combination, so just can directly utilize the metallic conduction between lamp reflecting plate 5 and the backboard 2 to be used for dredging reliably these static charges, thereby reach the effect that static charge is control effectively, and because lamp reflecting plate 5 is the metal quality with backboard 2, and the conduction of metal level can not be subjected to the influence of overlay coating, therefore can improve the effect of dredging of static charge greatly.By first fastening end 71 of use trip 7 and this snap-in structure between second fastening end 72 and the backboard 2, just can save the static guide card 6 that uses in the backlight module of prior art as shown in Figure 3, equally also can reach the effect of conduct static lotus, in addition, also reduced production cost of products.By fitting tightly of trip 7 and backboard 2, avoided because a large amount of static charge accumulations produces the harmful effect of static discharge, further solved fluorescent tube 4 can cause damage when being subjected to accumulating the electrostatic impact that static charge produces problem.Two fastening ends by trip engage backboard and lamp reflecting plate with relative structure, therefore can improve backboard and lamp reflecting plate reliability of fixation.In the present embodiment backlight module, do not need to use static guide card 6, cause static the guide card 6 insecure and then insecure problems of conduct static on the backboard thereby avoided in traditional design static guide card 6 sticked on, the effect that has reached conduct static reliablely and stablely and reduced production costs.
As shown in Figure 7, be two of the sectional view of backlight module embodiment one of the present invention.Trip 7 also can be structure as shown in Figure 7, first fastening end 71 and second fastening end 72 that are trip 7 engage with backboard back to structure with two fastening ends, two fastening ends back to structure can with the part material on the lamp reflecting plate with the center of lamp reflecting plate be reference point outwards bending obtain.The principle of the trip 7 among the principle of the trip 7 among Fig. 7 and effect and above-mentioned Fig. 6 is identical with effect, repeats no more.
In the present embodiment backlight module, on lamp reflecting plate 5, can produce more coupler construction, as long as can reach lamp reflecting plate 5 is fixed on purpose on the backboard 2, but have at least a trip to be as shown in Figure 5 trip 7 or trip as shown in Figure 77 in these trips, guarantee the mode that fits tightly of trip 7 and backboard 2 with this, further guarantee to utilize the structure of this trip 7 to reach the conduct static lotus, eliminate the effect of static discharge.
As shown in Figure 8, be the vertical view of backlight module embodiment two of the present invention, first fastening end of trip is to be arranged in holes different on the backboard with second fastening end in the foregoing description one.And first fastening end 71 of the trip in the present embodiment two and second fastening end 72 also can be fastened on two sides in the hole on the backboard.The principle of work of this engaging mode is identical with the principle of work of engaging mode among the embodiment one, repeats no more.
As shown in Figure 9, be the sectional view of backlight module embodiment three of the present invention.In the present embodiment, backboard 2 is provided with a trip 7, and this trip 7 comprises first fastening end 71 and second fastening end 72.Trip 7 is integrative-structures with backboard 2, and promptly trip 7 is by a part of material bending on the backboard 2 is obtained.First fastening end 71 is embedded in the hole 91 on the lamp reflecting plate 5, and second fastening end 72 is embedded in the hole 92 on the lamp reflecting plate 5, and first fastening end 71 engages with lamp reflecting plate 5 with the relative structure in two fastening ends with second fastening end 72.
Present embodiment and embodiment once difference be, trip among the embodiment one is arranged on the lamp reflecting plate, then with backboard on hole fit tightly, and the trip in the present embodiment is arranged on the backboard, then with the lamp reflecting plate on hole fit tightly, identical on realizing principle and realizing effect, repeat no more.
Needing explanation, the structure shown in Fig. 9 is that two fastening ends of trip are sticked in the different aperture on the lamp reflecting plate with relative structure.Similarly, two fastening ends of this trip can be sticked in the identical hole with relative structure, also can be to be sticked in back to structure in the different holes, and can also be to be sticked in back to structure in the identical hole, it is realized principle and realizes that effect is identical with embodiment one, repeats no more.
It should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not limit it, although the present invention is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that: it still can make amendment or be equal to replacement technical scheme of the present invention, and these modifications or be equal to replacement and also can not make amended technical scheme break away from the spirit and scope of technical solution of the present invention.
Claims (8)
1, a kind of backlight module comprises lamp reflecting plate and backboard, it is characterized in that also comprising trip, and described trip comprises first fastening end and second fastening end, and described first fastening end and described second fastening end engage described lamp reflecting plate with described backboard.
2, backlight module according to claim 1, the mode that it is characterized in that described engaging is for fitting tightly.
3, arbitrary backlight module according to claim 1 is characterized in that described first fastening end of described trip engages described lamp reflecting plate and described backboard with two relative structures in fastening end with described second fastening end.
4, arbitrary backlight module according to claim 1 is characterized in that described first fastening end of described trip and described second fastening end engage described lamp reflecting plate and described backboard back to structure with two fastening ends.
5, according to the described arbitrary backlight module of claim 1-4, it is characterized in that described first fastening end and described second fastening end and described lamp reflecting plate are structure as a whole, form and described first fastening end and described second fastening end embed in the hole of described backboard and with described backboard and engage by the part material on described lamp reflecting plate bending.
6, according to the described arbitrary backlight module of claim 1-4, it is characterized in that described first fastening end and described second fastening end and described backboard are structure as a whole, form and described first fastening end and described second fastening end embed in the hole of described lamp reflecting plate and with described lamp reflecting plate and engage by the part material on described backboard bending.
7, backlight module according to claim 5 is characterized in that described first fastening end and described second fastening end embed in the hole of described backboard to comprise: described first fastening end and described second fastening end embed in the different aperture of described backboard respectively or described first fastening end and described second fastening end embed in the same hole of described backboard.
8, backlight module according to claim 6 is characterized in that described first fastening end and described second fastening end embed in the hole of described lamp reflecting plate to comprise: described first fastening end and described second fastening end embed in the different aperture of described lamp reflecting plate respectively or described first fastening end and described second fastening end embed in the same hole of described lamp reflecting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101040462A CN101561586A (en) | 2008-04-14 | 2008-04-14 | Backlight source module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101040462A CN101561586A (en) | 2008-04-14 | 2008-04-14 | Backlight source module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101561586A true CN101561586A (en) | 2009-10-21 |
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ID=41220447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101040462A Pending CN101561586A (en) | 2008-04-14 | 2008-04-14 | Backlight source module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101561586A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235619A (en) * | 2010-04-30 | 2011-11-09 | 北京京东方光电科技有限公司 | Backlight module and liquid crystal display |
| WO2014047965A1 (en) * | 2012-09-26 | 2014-04-03 | 深圳市华星光电技术有限公司 | Reflector, backlight module and liquid crystal display |
| CN105570759A (en) * | 2014-08-22 | 2016-05-11 | 欧姆龙株式会社 | Lighting device, electronic device, frame construction, and method for manufacturing the frame construction |
-
2008
- 2008-04-14 CN CNA2008101040462A patent/CN101561586A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102235619A (en) * | 2010-04-30 | 2011-11-09 | 北京京东方光电科技有限公司 | Backlight module and liquid crystal display |
| WO2014047965A1 (en) * | 2012-09-26 | 2014-04-03 | 深圳市华星光电技术有限公司 | Reflector, backlight module and liquid crystal display |
| CN105570759A (en) * | 2014-08-22 | 2016-05-11 | 欧姆龙株式会社 | Lighting device, electronic device, frame construction, and method for manufacturing the frame construction |
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Application publication date: 20091021 |