CN105222008A - Down straight aphototropism mode set - Google Patents
Down straight aphototropism mode set Download PDFInfo
- Publication number
- CN105222008A CN105222008A CN201510581822.8A CN201510581822A CN105222008A CN 105222008 A CN105222008 A CN 105222008A CN 201510581822 A CN201510581822 A CN 201510581822A CN 105222008 A CN105222008 A CN 105222008A
- Authority
- CN
- China
- Prior art keywords
- sub
- mode set
- down straight
- separation unit
- straight aphototropism
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/101—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening permanently, e.g. welding, gluing or riveting
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V7/00—Reflectors for light sources
- F21V7/10—Construction
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Planar Illumination Modules (AREA)
Abstract
The present invention is about a kind of down straight aphototropism mode set, and down straight aphototropism mode set comprises: backboard, light source and reflector plate.Light source is arranged on backboard, and reflector plate has bottom and the sidepiece along the first folding line, and bottom is positioned on backboard, and the light that reflector plate sends in order to reflection source; Multiple bight is formed on sidepiece and bottom, sidepiece comprises adjacent first side and second side, multiple bight has at least one first bight, first bight comprises the Part III of the Part I of first side, the Part II of second side and bottom, and Part I has the first separation unit and forms the first sub-side and the second sub-side of the first separation unit; First retaining element, in order to fix the subregion away from the first broken line of the first sub-side and the second sub-side.First separation unit of the present invention adopts the mode of partial fixing, can leave the region of Stress Release, and then improve the optical frame quality of down straight aphototropism mode set while fixation reflex sheet.
Description
Technical field
The present invention relates to a kind of down straight aphototropism mode set, particularly relate to the down straight aphototropism mode set that a kind of optical frame is good.
Background technology
Backlight module is divided into side entrance back module and down straight aphototropism mode set two kinds according to the difference of light source incidence position.Along with the low-cost advantage that maturation and the down straight aphototropism mode set of great power LED exploitation do not need light guide plate and bring, down straight aphototropism mode set is just more and more favored.
But down straight aphototropism mode set is easy to the situation occurring that optical frame is bad.The sidepiece of down straight aphototropism mode set reflector plate is generally connected with the bottom of reflector plate, and namely the sidepiece of reflector plate is formed by integrated reflector plate buckling, so reflector plate inherently exists plurality of separate portion after bending.The sidepiece of these separation unit both sides has employing do not fix and all fix two kinds of modes at present, if the sidepiece of these separation unit both sides adopts unfixed mode, after down straight aphototropism mode set is carried, the sidepiece of the separation unit both sides of reflector plate is moved, may be in Different Plane or cause separation unit to become large, this all can bring the problem of bright shadow or bright blanking bar; If the sidepiece of these separation unit both sides adopts all fixing mode, the relative position of the sidepiece of the separation unit both sides of reflector plate can not change, but the motion of bottom reflection sheet or the stress brought that expands with heat and contract with cold can have no way of discharging, to arching upward or warpage of sidepiece reflector plate be caused, also can bring the situation that optical frame is bad.
Therefore namely the optical frame how improving down straight aphototropism mode set becomes the problem needing to be solved.
Summary of the invention
For improving the optical frame problem of above-mentioned down straight aphototropism mode set, the invention provides a kind of down straight aphototropism mode set, this down straight aphototropism mode set comprises:
Backboard;
Light source, this light source is arranged on this backboard;
Reflector plate, this reflector plate has bottom and along the sidepiece of the first folding line, this first broken line connect bottom this with this sidepiece, to be positioned at bottom this on this backboard, and the light that this reflector plate sends in order to reflect this light source;
Wherein, this sidepiece and this bottom form multiple bight, this sidepiece comprises adjacent first side and second side, the plurality of bight has at least one first bight, this the first bight comprises the Part I of this first side, the Part II of this second side and the Part III bottom this, and this Part I has the first separation unit and forms the first sub-side and the second sub-side of this first separation unit, this first separation unit extends towards this first broken line from first side away from this first broken line of this first side, the initiating terminal of this first separation unit closes on this first side,
And
First retaining element, in order to fix the subregion away from this first broken line of this first sub-side and this second sub-side.
As optional technical scheme, this initiating terminal of this first separation unit is closed on or be positioned in this subregion.
As optional technical scheme, the ratio that this subregion accounts for this first separation unit length is 1/20 to 3/8.
As optional technical scheme, the edge closing on this first broken line of this subregion is positioned at this down straight aphototropism mode set visible area, and the distance at this visible area edge of this Edge Distance is 10 millimeters to 20 millimeters.
As optional technical scheme, this first retaining element is adhesive tape.
As optional technical scheme, this adhesive tape is arranged at the one side of this first sub-side and this second sub-side this backboard in opposite directions, and this adhesive tape is in order to be fixed on this backboard by this first sub-side and this second sub-lateral section respectively; Or this adhesive tape is in order to be connected and fixed this first sub-side and this second sub-side.
As optional technical scheme, this first bight also has arc broken line, and this arc broken line is between this light source and this first separation unit, and the recess of this arc broken line is towards this light source.
As optional technical scheme, this Part II has the second separation unit, and this second separation unit extends towards this first broken line from second side away from this first broken line of this second side; This down straight aphototropism mode set also comprises the second retaining element, in order to this Part II of this second separation unit of fixing formation away from the subregion of this first broken line.
As optional technical scheme, bottom this of this reflecting plate, be provided with plurality of openings, with accommodating for this light source or pass.
As optional technical scheme, this first sub-side and this second sub-side are positioned on this Part I; Or this first sub-side is this Part I, this second sub-side is this Part II.
Compared with prior art, the sidepiece of the separation unit both sides of reflector plate of the present invention adopts the mode of partial fixing, the region of Stress Release can be left while fixation reflex sheet, effectively improve down straight aphototropism mode set when carrying or reflector plate to expand with heat and contract with cold the phenomenon that the reflector plate warpage brought arches upward, and then improve the optical frame of down straight aphototropism mode set.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the embodiment one of down straight aphototropism mode set of the present invention;
Fig. 2 is the schematic diagram in the first bight of the embodiment one of down straight aphototropism mode set of the present invention;
Fig. 3 is the schematic diagram in the first bight of the embodiment two of down straight aphototropism mode set of the present invention;
Fig. 4 is the schematic diagram in the first bight of the embodiment three of down straight aphototropism mode set of the present invention;
Fig. 5 is the schematic diagram in the first bight of the embodiment four of down straight aphototropism mode set of the present invention.
Detailed description of the invention
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Fig. 1 is the schematic diagram of the embodiment one of down straight aphototropism mode set of the present invention, Fig. 2 is the schematic diagram in the first bight of the embodiment one of down straight aphototropism mode set of the present invention, please refer to Fig. 1, Fig. 2, down straight aphototropism mode set 100 comprises backboard 110, light source 120 and reflector plate 130.Light source 120 is made up of a plurality of sub-light source 121, and is arranged on backboard 110.The light that reflector plate 130 sends in order to reflection source 120 is within the scope of the visible area of down straight aphototropism mode set 100.The two parts be connected are formed: bottom reflector plate 131, reflector plate sidepiece 132 after reflector plate 130 is folding according to the first broken line 133, first broken line 133 to connect bottom reflector plate 131 with reflector plate sidepiece 132, reflector plate sidepiece 132 comprises adjacent first side 1321 and second side 1322, offer plurality of openings on 131 bottom reflector plate, the sub-light source 121 for correspondence is accommodating or pass.Reflector plate 130 also can have the second broken line 134, and form edge after reflector plate 130 is folding along the second broken line 134, this edge can be pushed down for glue frame or diffuser plate (not shown) with fixation reflex sheet 130.
Certainly, in present embodiment, reflector plate sidepiece 132 not only comprises adjacent first side 1321 and second side 1322, it also has the 3rd side and four side, wherein first side 1321 is relative with the 3rd side, second side 1321 is relative with four side, and first side 1321 is adjacent with four side.
In addition, bottom reflector plate, 131 are formed with multiple bight with reflector plate sidepiece 132, and such as, in the present embodiment, mat is in the shape of backboard 110, and bottom reflector plate, 131 are formed with four bights with reflector plate sidepiece 132.At least have first bight 140 in these bights, above-mentioned first bight 140 can be positioned at arbitrary corner of reflector plate 130, and what the present invention can determine the first bight according to actual conditions arranges number.First bight 140 comprises the Part I 141 of first side 1321, the Part II 142 of second side 1322 and the Part III 143 of bottom, Part I 141 has the first separation unit 144, and form the first sub-side 1411 and the second sub-side 1412 of the first separation unit 144, wherein, first separation unit 144 extends towards the first broken line 133 from first side away from the first broken line 133 of first side 1321, namely the first separation unit 144 may extend to the first broken line 133, also the first broken line 133 can not be extended to, the situation of the stress that the length of the first separation unit 144 discharges according to actual needs and determining.In addition, above-mentioned first separation unit 144 can be striping, also can be otch or opening.
In addition, down straight aphototropism mode set 100 also comprises the first retaining element 145, in order to fix the subregion away from the first broken line 133 of the first sub-side 1411 and the second sub-side 1412.Namely the part of the first sub-side 1411 and corresponding first separation unit 144 of the second sub-side 1412 can not all be fixed, and the subregion only away from the first broken line 133 is fixed.
If the first sub-side 1411 and the second sub-side 1412 are not fixed, when down straight aphototropism mode set 100 generation shake or when moving, be not easy to set back after the relative position of the first sub-side 1411 and the second sub-side 1412 changes, thus the situation of bright band shadow can be caused to occur; If the first sub-side 1411 and the second sub-side 1412 are completely fixed, when reflector plate 130 expands with heat and contract with cold or rocks, owing to there is no the region of Stress Release, 131 to be caused bottom reflector plate to arch upward with some region warpage of reflector plate sidepiece 132, and in general, the edge part branch of down straight aphototropism mode set secretly in the mid portion of down straight aphototropism mode set, so above-mentioned reflector plate warpage arches upward the bad meeting of optics that causes manifest particularly evident.So the partial fixing mode in present embodiment leaves again the region of Stress Release while fixation reflex sheet 130, for the optical frame improving down straight aphototropism mode set 100 is bad, there is good effect.
And the initiating terminal of the first separation unit 144 is closed on or be positioned in above-mentioned subregion.Wherein in present embodiment, the first separation unit 144 is the striping or otch that only one end is closed, and that is the initiating terminal of the first separation unit 144 is openend.Certainly, the openend of the first separation unit 144 may be diffused plate or glue frame is pushed down, and above-mentioned subregion also can suitably slightly be moved to the first broken line 133 direction, only need leave the region of Stress Release.In another embodiment, the first separation unit 144 also can be striping or the otch of closed at both ends formula.
Consider the demand of fixing stability and Stress Release aspect, the ratio that fixing subregion accounts for the first separation unit 144 length is chosen as 1/20 to 3/8; Or the edge closing on this first broken line 133 of fixing subregion is positioned at this down straight aphototropism mode set 100 visible area, and the distance at above-mentioned Edge Distance visible area edge is chosen as 10 millimeters to 20 millimeters.
In the present embodiment, first retaining element 145 is such as adhesive tape, adhesive tape is arranged at the one side of the first sub-side 1411 and the second sub-side 1412 backboard 110 in opposite directions, with adhesive tape by the first sub-side 1411 and the second sub-side 1412 partial fixing on backboard 110; Or with adhesive tape, this first sub-side 1411 and the second sub-side 1412 are connected and fixed.In other embodiments, if the first retaining element 145 is adhesive tape, adhesive tape also can be arranged at the one side of the first sub-side 1411 and the second sub-side 1412 backboard 110 dorsad, and certainly, adhesive tape need select the material of not easily yellow.
Adopt the fixing mode of the one side of backboard 110 in opposite directions can make to there is not difference in height between the first sub-side 1411 and the second sub-side 1412, the phenomenon of bright band or blanking bar can not be produced; Do not have before adhesive tape is exposed to light source 120, thus avoid the aging aetiolation brought of adhesive tape, substantially improve the optical frame quality at the first separation unit 144 place yet.
Fig. 3 is the schematic diagram in the first bight of the embodiment two of down straight aphototropism mode set of the present invention, please refer to Fig. 3, first bight 240 has the first separation unit 244, arc broken line 245 and light source 246, arc broken line 245 is between light source 246 and the first separation unit 244, and the recess of arc broken line 245 is towards light source 246, the object that arc broken line 245 is arranged like this is stress can be delivered to better stress release region (i.e. the first separation unit 244 be not fixed region), certainly, in other embodiments, the recess of arc broken line 245 is towards also making adjustment according to the actual conditions of stress direction.
Fig. 4 is the schematic diagram in the first bight of the embodiment three of down straight aphototropism mode set of the present invention, please refer to Fig. 4, first bight 340 comprises the Part III 343 of the Part I 341 of first side, the Part II 342 of second side and bottom, Part I 341 has the first separation unit 344, and form the first sub-side 3411 of the first separation unit 344 and the second sub-side 3412, first separation unit 344 extends towards the first broken line 333 from first side away from the first broken line 333 of Part I 341; Part II 342 has the second separation unit 346, and form the first sub-side 3421 of the second separation unit 346 and the second sub-side 3422, second separation unit 346 extends towards the first broken line 333 from first side away from the first broken line 333 of Part II 342.The down straight aphototropism mode set of present embodiment also comprises the second retaining element 347, in order to fix the first end of the second separation unit 346 away from the first broken line 333.Wherein the fixed form of the second separation unit 326 and the first separation unit similar, do not repeat them here.
Certainly, in other embodiments, the first bight 340 also can have more separation unit, and the quantity of separation unit is determined according to the actual conditions of Stress Release.
Fig. 5 is the schematic diagram in the first bight of the embodiment four of down straight aphototropism mode set of the present invention, please refer to Fig. 5, and the first bight 440 comprises the Part III 443 of the Part I 441 of first side, the Part II 442 of second side and bottom.In the above-described embodiment, such as, in embodiment one, the first separation unit 144 is positioned at the middle part of the Part I 141 of first side 1321, that is forms the first sub-side 1411 of the first separation unit 144 and the second sub-side 1412 is all positioned on Part I 141.In the present embodiment, the first separation unit 444 also can be positioned at the edge of first side 441, and the first sub-side 4411 and the second sub-side 4412 that namely form the first separation unit 444 are respectively Part I 441 and Part II 442.That is the position of the first separation unit 444 is not construed as limiting, and can to cut or the effect of optical frame adjusts according to reflector plate is actual.Finally recycle the first retaining element 445 and first separation unit 444 is carried out partial fixing.
In sum, the separation unit of the sidepiece of reflector plate of the present invention adopts the mode of partial fixing, the region of Stress Release can be left while fixation reflex sheet, effectively improve down straight aphototropism mode set when carrying or reflector plate expand with heat and contract with cold after the phenomenon that arches upward of the reflector plate warpage brought, and then improve the optical frame of down straight aphototropism mode set.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art can make various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to the claim appended by the present invention.
Claims (10)
1. a down straight aphototropism mode set, is characterized in that, this down straight aphototropism mode set comprises:
Backboard;
Light source, this light source is arranged on this backboard;
Reflector plate, this reflector plate has bottom and along the sidepiece of the first folding line, this first broken line connect bottom this with this sidepiece, to be positioned at bottom this on this backboard, and the light that this reflector plate sends in order to reflect this light source;
Wherein, this sidepiece and this bottom form multiple bight, this sidepiece comprises adjacent first side and second side, the plurality of bight has at least one first bight, this the first bight comprises the Part I of this first side, the Part II of this second side and the Part III bottom this, and this Part I has the first separation unit and forms the first sub-side and the second sub-side of this first separation unit, this first separation unit extends towards this first broken line from first side away from this first broken line of this first side, the initiating terminal of this first separation unit closes on this first side,
And
First retaining element, in order to fix the subregion away from this first broken line of this first sub-side and this second sub-side.
2. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, this initiating terminal of this first separation unit is closed on or be positioned in this subregion.
3. down straight aphototropism mode set as claimed in claim 2, it is characterized in that, the ratio that this subregion accounts for this first separation unit length is 1/20 to 3/8.
4. down straight aphototropism mode set as claimed in claim 2, it is characterized in that, the edge closing on this first broken line of this subregion is positioned at this down straight aphototropism mode set visible area, and the distance at this visible area edge of this Edge Distance is 10 millimeters to 20 millimeters.
5. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, this first retaining element is adhesive tape.
6. down straight aphototropism mode set as claimed in claim 5, it is characterized in that, this adhesive tape is arranged at the one side of this first sub-side and this second sub-side this backboard in opposite directions, and this adhesive tape is in order to be fixed on this backboard by this first sub-side and this second sub-lateral section respectively; Or this adhesive tape is in order to be connected and fixed this first sub-side and this second sub-side.
7. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, this first bight also has arc broken line, and this arc broken line is between this light source and this first separation unit, and the recess of this arc broken line is towards this light source.
8. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, this Part II has the second separation unit, and this second separation unit extends towards this first broken line from second side away from this first broken line of this second side; This down straight aphototropism mode set also comprises the second retaining element, in order to this Part II of this second separation unit of fixing formation away from the subregion of this first broken line.
9. down straight aphototropism mode set as claimed in claim 1, is characterized in that, be provided with plurality of openings bottom this of this reflecting plate, with accommodating for this light source or pass.
10. down straight aphototropism mode set as claimed in claim 1, it is characterized in that, this first sub-side and this second sub-side are positioned on this Part I; Or this first sub-side is this Part I, this second sub-side is this Part II.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201510581822.8A CN105222008A (en) | 2015-09-14 | 2015-09-14 | Down straight aphototropism mode set |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510581822.8A CN105222008A (en) | 2015-09-14 | 2015-09-14 | Down straight aphototropism mode set |
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CN105222008A true CN105222008A (en) | 2016-01-06 |
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Family Applications (1)
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CN201510581822.8A Pending CN105222008A (en) | 2015-09-14 | 2015-09-14 | Down straight aphototropism mode set |
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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2011067995A1 (en) * | 2009-12-02 | 2011-06-09 | シャープ株式会社 | Illumination device, display device, and television receiver |
US20140218661A1 (en) * | 2013-02-05 | 2014-08-07 | Funai Electric Co., Ltd. | Display device |
CN204026361U (en) * | 2014-08-08 | 2014-12-17 | 厦门天马微电子有限公司 | Backlight module and display unit |
CN204405995U (en) * | 2014-09-12 | 2015-06-17 | 康佳集团股份有限公司 | A kind of direct-light type LED backlight module and liquid crystal display |
-
2015
- 2015-09-14 CN CN201510581822.8A patent/CN105222008A/en active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2011067995A1 (en) * | 2009-12-02 | 2011-06-09 | シャープ株式会社 | Illumination device, display device, and television receiver |
US20140218661A1 (en) * | 2013-02-05 | 2014-08-07 | Funai Electric Co., Ltd. | Display device |
CN204026361U (en) * | 2014-08-08 | 2014-12-17 | 厦门天马微电子有限公司 | Backlight module and display unit |
CN204405995U (en) * | 2014-09-12 | 2015-06-17 | 康佳集团股份有限公司 | A kind of direct-light type LED backlight module and liquid crystal display |
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Application publication date: 20160106 |