CN103206647A - Backlight module for experiment - Google Patents
Backlight module for experiment Download PDFInfo
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- CN103206647A CN103206647A CN2013100973105A CN201310097310A CN103206647A CN 103206647 A CN103206647 A CN 103206647A CN 2013100973105 A CN2013100973105 A CN 2013100973105A CN 201310097310 A CN201310097310 A CN 201310097310A CN 103206647 A CN103206647 A CN 103206647A
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- backboard
- glue frame
- bar hole
- module backlight
- glue
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/0088—Positioning aspects of the light guide or other optical sheets in the package
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133314—Back frames
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention provides a backlight module for an experiment. The backlight module for the experiment comprises a back plate, four rubber frames arranged on the back plate and a detachable connection structure used for connecting the back plate with the rubber frames, wherein an area encircled by the strip-shaped four rubber frames on the back plate is a rectangle; and at least one of the four rubber frames can move through the detachable connection structure on the back plate. The backlight module for the experiment can shorten a processing period and reduce processing cost.
Description
Technical field
The present invention relates to the Display Technique field, be specifically related to a kind of experiment module backlight.
Background technology
LCD has occupied leading position because having characteristics such as volume is little, low in energy consumption, radiation is low in current flat panel display market.In LCD, because liquid crystal itself is not luminous, it is regulated and control light, in order to show image on the screen that makes LCD, need dispose module (BLU backlight for display floater (Panel) wherein, Back Light Unit), need design the module backlight of different size at the display floater of different size.
Before designed module backlight carries out large-scale production, can the experiment that need be correlated with check this module backlight meet the demands, for example, check the structure and material design of module backlight whether to satisfy specification requirement, whether the brightness of module backlight and uniformity satisfy requirement backlight, and whether the display quality of module backlight and display floater assembling back display floater satisfies quality requirements etc.Therefore, generally speaking, need the manual sample of processing (i.e. experiment module backlight) to finish related experiment.But if all process manual sample at the module backlight of every kind of model (size), its process-cycle is longer, and processing cost is higher, makes that display whole development cost is also higher.
Summary of the invention
Technical problem to be solved by this invention is at existing above-mentioned defective in the prior art, provides a kind of experiment that can shorten the process-cycle, cut down finished cost module backlight.
Solve the technical scheme that the technology of the present invention problem adopts:
The structure that removably connects that described experiment comprises backboard, is arranged on the glue frame on the backboard and is used for backboard is connected with the glue frame with module backlight, wherein, described glue frame is strip and adopts four, these four glue frames are rectangle in the zone that backboard surrounds, and at least one glue frame position on backboard can be moved by the described structure that removably connects in described four glue frames.
Preferably, described backboard is provided with m bar hole parallel to each other, with n bar hole parallel to each other outside the bar hole that is positioned at outermost wherein or the inferior outside in the direction perpendicular to this m bar hole, this n bar hole respectively with vertical setting of this m bar hole;
Described four glue frames all are connected with backboard by the described structure that removably connects, described four glue frames be the first glue frame, respectively with the vertically disposed second glue frame of this m bar hole and the 3rd glue frame and with vertically disposed the 4th glue frame of this n bar hole; The described first glue frame is fixed on the backboard by the described structure that removably connects in the position on the backboard, the described second glue frame and the 3rd position of glue frame on backboard all can be moved along the length direction of this m bar hole by the described structure that removably connects, described the 4th position of glue frame on backboard can be moved along the length direction of this n bar hole by the described structure that removably connects, wherein, m, n are the positive integer more than or equal to 1.
Preferably, described m=2, n=2.
Preferably, be fastener constructions or buckle draw-in groove structure for the structure that removably connects that the first glue frame is connected with backboard; The structure that removably connects that is used for the second glue frame, the 3rd glue frame and the 4th glue frame are connected with backboard respectively is fastener constructions.
Preferably, described fastener constructions is at least a in bolt nut structure, stud nut structure, the screw-nut structure.
Preferably, described module backlight also comprises LGP and light source; Within the rectangular area that described LGP is arranged on the backboard and described four glue frames surround, described light source is arranged between at least one glue frame in described four glue frames and the corresponding LGP side.
Preferably, each glue frame all is L template shape, and it comprises mutually perpendicular horizontal part and vertical portion, and described vertical portion is vertical with backboard to be arranged, and described horizontal part is to the edge of extending and extend to the LGP exiting surface near the direction of LGP.
Preferably, described light source comprises at least one sub-light source and the printed circuit board (PCB) that is electrically connected with this at least one sub-light source; The plate face of described printed circuit board (PCB) and the incidence surface of LGP be arranged in parallel.
Preferably, position corresponding with printed circuit board (PCB) on the described backboard is provided with bar hole, and the incidence surface of this bar hole and LGP be arranged in parallel, and its length is greater than the length of printed circuit board (PCB), and width is greater than the thickness of printed circuit board (PCB).
Preferably, described module backlight also comprises at least one strip blend stop, and each blend stop all is arranged between a glue frame and the backboard, and described blend stop is used for this glue frame is fixed on backboard.
Preferably, described blend stop adopts four, each blend stop all is L template shape, it comprises mutually perpendicular horizontal part and vertical portion, the horizontal part of described blend stop is arranged between the vertical portion of backboard and corresponding glue frame, the vertical setting of horizontal part of the vertical portion of described blend stop and corresponding glue frame, and described printed circuit board (PCB) is fixed on the outside of the vertical portion of corresponding blend stop;
The described structure that removably connects is used for connecting backboard, glue frame and blend stop.
Preferably, described module backlight comprises that also described supporting layer is arranged between backboard and the LGP for adjusting LGP at the supporting layer perpendicular to the height on the backboard direction.
Beneficial effect:
Experiment of the present invention is with in the module backlight, because at least one glue frame position on backboard can be moved by the structure that removably connects in described four glue frames, therefore by adjusting the module backlight that the position of glue frame on backboard just can be applicable to different size.That is to say, in the time of need experimentizing at the module backlight of different size, all can reuse backboard and part or all of glue frame, thereby the processing cost of having saved manual sample (i.e. experiment module backlight), shorten the process-cycle of module backlight, and reduced display whole development cost.
Description of drawings
Fig. 1 is the embodiment of the invention 3 described experiments with the vertical view of module backlight;
Fig. 2 is the vertical view of Fig. 1 dorsulum;
Fig. 3 is the A-A sectional view of Fig. 1;
Fig. 4 is the B-B sectional view of Fig. 1;
Fig. 5 is the embodiment of the invention 4 described experiments with the A-A sectional view of module backlight;
Fig. 6 is the embodiment of the invention 4 described experiments with the B-B sectional view of module backlight.
Among the figure: the 1-backboard; 1a-first bar hole; 1b-second bar hole; 1c-the 3rd bar hole; 1d-the 4th bar hole; 1e-the 5th bar hole; 1f-first locating hole; 1g-second locating hole; The 2a-first glue frame; The 2b-second glue frame; 2c-the 3rd glue frame; 2d-the 4th glue frame; 3a-first blend stop; 3b-second blend stop; The 4-optical film; The 5-LGP; The 6-reflecting layer; The 7-supporting layer; The 8-printed circuit board (PCB); The 9-sub-light source; The 10-bolt; The 11-nut.
The specific embodiment
For making those skilled in the art understand technical scheme of the present invention better, below in conjunction with drawings and Examples the present invention is tested with module backlight and to describe in further detail.
Embodiment 1:
Present embodiment provides a kind of experiment module backlight, comprises backboard, glue frame and the structure that removably connects.
The described structure that removably connects is used for backboard and glue frame are linked together.
Described glue frame is strip and adopts four, and described four glue frames are arranged on the backboard, and these four glue frames are rectangle in the zone that backboard surrounds, and at least one glue frame position on backboard can be moved by the described structure that removably connects in described four glue frames.
For example, the described structure that removably connects adopts buckle draw-in groove structure, many group buckles or draw-in groove (spacing between two adjacent groups buckle or the draw-in groove and the particular location of respectively organizing buckle or draw-in groove can arrange according to the size of experiment with module backlight) are set respectively on can be at the glue frame that backboard upper edge and each position need the be moved vertical direction, and the glue frame that need move in the position arranges one group of draw-in groove or buckle, wherein every group comprises a buckle or draw-in groove at least, and the length direction of the glue frame that the buckle among every group or draw-in groove need move along this position or the edge direction parallel with this length direction arranged, then can with the size of module needs backlight one group of draw-in groove on the glue frame that the position needs move or buckle be connected respectively with one group of buckle or the draw-in groove of appropriate position on the backboard according to experiment, adjust the position of corresponding glue frame on backboard with this;
Perhaps, the described structure that removably connects adopts bolt nut structure, many group via holes (spacing between the two adjacent groups via hole and the particular location of respectively organizing via hole can arrange according to the size of experiment with module backlight) are set respectively on can be at the glue frame that backboard upper edge and each position need the be moved vertical direction, and the glue frame that need move in the position arranges one group of via hole, wherein every group of via hole comprises at least one via hole, and the size of above-mentioned via hole is all identical, the length direction of the glue frame that the via hole among every group need move along this position or the edge direction parallel with this length direction arranged, then can make one group of via hole of appropriate position on one group of via hole and the backboard on the glue frame that the position needs move overlap and fix by bolt and nut with the size of module needs backlight according to experiment, adjust the position of corresponding glue frame on backboard with this.
As seen, the described experiment of present embodiment with module backlight owing to have a position-movable glue frame, therefore when experimentizing, the module backlight at different size need not to repeat to make backboard and part or all of glue frame, only need make miscellaneous part again gets final product, both save processing cost, shortened the process-cycle again.
Embodiment 2:
The difference of present embodiment and embodiment 1 is:
Described backboard is provided with m bar hole parallel to each other and is positioned at the individual bar hole parallel to each other of n outside the bar hole in outermost wherein or the inferior outside in the direction perpendicular to this m bar hole, this n bar hole respectively with vertical setting of this m bar hole;
Described four glue frames all are connected with backboard by the described structure that removably connects, described four glue frames be the first glue frame, respectively with the vertically disposed second glue frame of this m bar hole and the 3rd glue frame and with vertically disposed the 4th glue frame of this n bar hole; The described first glue frame is fixed on the backboard by the described structure that removably connects in the position on the backboard, the described second glue frame and the 3rd position of glue frame on backboard all can be moved along the length direction of this m bar hole by the described structure that removably connects, described the 4th position of glue frame on backboard can be moved along the length direction of this n bar hole by the described structure that removably connects, wherein, m, n are the positive integer more than or equal to 1.
As seen, in the present embodiment, second to the 4th position of glue frame on backboard in described four glue frames is all removable.From attainable angle, described four glue frames and backboard all can reuse.But from the angle of effect better, need satisfy following condition: described four glue frames need identical at the thickness perpendicular to the backboard direction, no matter how second to the 4th glue frame moves, described four glue frames all need remain the rectangle of sealing in the zone that backboard surrounds, contact in twos between described four glue frames and do not overlap mutually; In order to satisfy above-mentioned condition, the length of first to the 3rd glue frame need design longlyer, the length of the 4th glue frame need design shortlyer, and second all contacts with a long side face of the first glue frame with a short side of the 3rd glue frame, two short sides of the 4th glue frame contact (seeing structure shown in Figure 1 for details) with second with a long side face of the 3rd glue frame respectively, and in order to guarantee that described four glue frames remain the rectangle of sealing in the zone that backboard surrounds, first to the 3rd glue frame all can reuse, and the length of the 4th glue frame needs to redesign the i.e. not reproducible utilization of the 4th glue frame according to the distance between the second and the 3rd glue frame.
Preferably, be fastener constructions or buckle draw-in groove structure for the structure that removably connects that the first glue frame is connected with backboard; The structure that removably connects that is used for the second glue frame, the 3rd glue frame and the 4th glue frame are connected with backboard respectively is fastener constructions.
Wherein, described securing member is for being fastenedly connected into two or more parts (or member) general name of class machine components that adopt when whole.
Preferably, described fastener constructions is at least a in bolt nut structure, stud nut structure, the screw-nut structure.Also can comprise auxiliary components such as pad in certain described fastener constructions.
Other structures in the present embodiment and effect are all identical with embodiment 1, repeat no more here.
Embodiment 3:
Shown in Fig. 1-4, present embodiment provides a kind of experiment module backlight, comprises backboard 1, glue frame, optical film 4, LGP 5, reflecting layer 6, supporting layer 7, light source and the structure that removably connects.In the present embodiment, the structure that removably connects adopts bolt nut structure, comprises bolt 10 and nut 11.
Described backboard 1 is provided with two bar holes parallel to each other, be respectively the first bar hole 1a and the second bar hole 1b, with (as be positioned at the first bar hole 1a away from the side of the second bar hole 1b outside the bar hole that is positioned at outermost wherein or the inferior outside in the direction perpendicular to these two bar holes, perhaps between the first bar hole 1a and the second bar hole 1b) two other bar hole parallel to each other, be respectively the 4th bar hole 1d and the 5th bar hole 1e, the described first bar hole 1a and the second bar hole 1b respectively with the 4th bar hole 1d with the 5th bar hole 1e is vertical arranges.
Described glue frame is arranged on the backboard 1, and described glue frame is strip and adopts four that these four glue frames are rectangle in the zone that backboard 1 surrounds; Described four glue frames be the first glue frame 2a, respectively with the first bar hole 1a and the vertically disposed second glue frame 2b of the second bar hole 1b and the 3rd glue frame 2c and with the 4th bar hole 1d and vertically disposed the 4th glue frame 2d of the 5th bar hole 1e; Be provided with two through holes on each its length direction of glue frame upper edge, be used for installing the screw bolt and nut that connects usefulness, so that described four glue frames all can be connected with backboard 1 by bolt nut structure, correspondingly, position corresponding with the position of last two through holes of the first glue frame 2a on the described backboard 1 also is provided with two through holes, be respectively the first locating hole 1f and the second locating hole 1g, distance between two through holes that the described second glue frame 2b and the 3rd glue frame 2c upward arrange is identical with the distance between the first bar hole 1a and the second bar hole 1b, the width with the first bar hole 1a and the second bar hole 1b is identical respectively for the diameter of the preferred second glue frame 2b and last two through holes that arrange of the 3rd glue frame 2c, distance between two through holes that described the 4th glue frame 2d upward arranges is identical with the distance between the 4th bar hole 1d and the 5th bar hole 1e, and the diameter of two through holes that arrange on preferred the 4th glue frame width with the 4th bar hole 1d and the 5th bar hole 1e respectively is identical; So, then the described first glue frame 2a is fixed on the backboard 1 by bolt nut structure in the position on the backboard 1, the described second glue frame 2b and the 3rd position of glue frame 2c on backboard 1 all can be moved by the length direction of bolt nut structure along the first bar hole 1a and the second bar hole 1b, and described the 4th position of glue frame 2d on backboard 1 can be moved by the length direction of bolt nut structure along the 4th bar hole 1d and the 5th bar hole 1e.
Within the rectangular area that described LGP 5 is arranged on the backboard 1 and described four glue frames surround, described light source is arranged between the first glue frame 2a and the corresponding LGP side.Certainly, quantity and the position of described light source are not all limit, for example, described light source can adopt one and be arranged between any one glue frame and the corresponding LGP side, perhaps described light source adopts two and be separately positioned between any two glue frames and the corresponding LGP side, that is to say that described light source can be arranged between at least one glue frame in described four glue frames and the corresponding LGP side.
The bottom of described LGP 5 (being that LGP is near the plate face of backboard one side) is provided with density difference, leaded light site not of uniform size, as strip, triangular shape, round point shape or axiolitic leaded light site, the light that (being the LGP incidence surface) incides its bottom from the LGP side can form uniform area source and penetrate from the exiting surface (being that LGP is away from the plate face of backboard one side) of LGP 5 after the scattering of leaded light site, bottom.
Each strip glue frame all is L template shape (namely L shaped perpendicular to being shaped as of the cross section of its length direction), it comprises mutually perpendicular horizontal part and vertical portion, described vertical portion is vertical with backboard to be arranged, described horizontal part is to the edge of extending and extend to the LGP exiting surface near the direction of LGP 5, with in the movement perpendicular to the direction upper limit LGP processed of LGP plate face.
Need to prove that the glue frame in the embodiment of the invention is not limited in L template shape, can also be for step-like, LGP and optical film etc. can be arranged in the step together or be successively set in the different steps.In fact, as long as described glue frame can be realized the secure bond of optical texture (light source, optical film material etc.) and backboard, do not do restriction at this.
Described light source comprises at least one sub-light source 9 and the printed circuit board (PCB) 8 that is electrically connected with this at least one sub-light source, the plate face of described printed circuit board (PCB) 8 and the incidence surface of LGP 5 be arranged in parallel, and described printed circuit board (PCB) 8 is fixed on the inboard of the vertical portion of the first glue frame 2a, namely is fixed on the inboard of the vertical portion of corresponding glue frame.The position corresponding with printed circuit board (PCB) is provided with the 3rd bar hole 1c on the described backboard 1, the incidence surface of this bar hole and LGP be arranged in parallel, its length is greater than the length of printed circuit board (PCB), and width is greater than the thickness of printed circuit board (PCB), but so that also normal mounting experiment during the wider width of printed circuit board (PCB) on the direction that is parallel to the LGP incidence surface, this moment, the printed circuit board (PCB) of overshoot size on width can stretch out from the 3rd bar hole 1c.
Described optical film 4 is arranged on the LGP exiting surface; Described reflecting layer 6 is arranged on the bottom (being that LGP is near the plate face of backboard one side) of LGP; Described supporting layer 7 is used for adjusting LGP 5 perpendicular to the height on backboard 1 direction, and it is arranged between reflecting layer 6 and the backboard 1; The thickness of described supporting layer 7 can be adjusted according to the actual requirements, by adjusting the thickness of supporting layer, can adjust the distance between LGP and the backboard, so that the relative position between LGP and the light source remains constant in the module backlight of different model (size).
Other structures in the present embodiment and effect are all identical with embodiment 2, repeat no more here.
Embodiment 4:
(vertical view of module backlight is identical with Fig. 1 as described in the present embodiment shown in Fig. 5,6, so vertical view no longer is provided, only provide A-A sectional view and B-B sectional view on Fig. 1), the difference of present embodiment and embodiment 3 is: described experiment also comprises at least one strip blend stop with module backlight, each blend stop all is arranged between a glue frame and the backboard, and described blend stop is used for this glue frame is fixed on backboard.
Wherein, described blend stop adopts four, be respectively the first blend stop 3a, the second blend stop 3b, the 3rd blend stop and fourth speed bar (not shown), each blend stop all is arranged between a glue frame and the backboard 1, namely first grade of bar 3a is arranged between the first glue frame 2a and the backboard 1, second grade of bar 3b is arranged between the second glue frame 2b and the backboard 1, the third gear bar is arranged between the 3rd glue frame 2c and the backboard 1, the fourth speed bar is arranged between the 4th glue frame 2d and the backboard 1, that is to say the corresponding first glue frame 2a of first grade of bar 3a, the corresponding second glue frame 2b of the second blend stop 3b, corresponding the 3rd glue frame 2c of the 3rd blend stop, corresponding the 4th glue frame 2d of the 4th blend stop; Each strip blend stop all is L template shape, it comprises mutually perpendicular horizontal part and vertical portion, the horizontal part of described blend stop is arranged between the vertical portion of backboard 1 and corresponding glue frame, the vertical setting of horizontal part of the vertical portion of described blend stop and corresponding glue frame, and described printed circuit board (PCB) 8 is fixed on the outside of the vertical portion of first grade of bar 3a, namely is fixed on the outside of the vertical portion of corresponding blend stop; Described bolt nut structure is used for connecting backboard, glue frame and blend stop.In the present embodiment, the effect that blend stop is set is to make corresponding glue frame be fixed on the backboard better.
Preferably, described blend stop adopts metal to make.
Other structures in the present embodiment and effect are all identical with embodiment 3, repeat no more here.
Be understandable that above embodiment only is the illustrative embodiments that adopts for principle of the present invention is described, yet the present invention is not limited thereto.For those skilled in the art, without departing from the spirit and substance in the present invention, can make various modification and improvement, these modification and improvement also are considered as protection scope of the present invention.
Claims (12)
1. experiment module backlight, the structure that removably connects that comprises backboard, is arranged on the glue frame on the backboard and is used for backboard is connected with the glue frame, it is characterized in that, described glue frame is strip and adopts four, these four glue frames are rectangle in the zone that backboard surrounds, and at least one glue frame position on backboard can be moved by the described structure that removably connects in described four glue frames.
2. module backlight according to claim 1 is characterized in that,
Described backboard is provided with m bar hole parallel to each other and is positioned at the individual bar hole parallel to each other of n outside the bar hole in outermost wherein or the inferior outside in the direction perpendicular to this m bar hole, this n bar hole respectively with vertical setting of this m bar hole;
Described four glue frames all are connected with backboard by the described structure that removably connects, described four glue frames be the first glue frame, respectively with the vertically disposed second glue frame of this m bar hole and the 3rd glue frame and with vertically disposed the 4th glue frame of this n bar hole; The described first glue frame is fixed on the backboard by the described structure that removably connects in the position on the backboard, the described second glue frame and the 3rd position of glue frame on backboard all can be moved along the length direction of this m bar hole by the described structure that removably connects, described the 4th position of glue frame on backboard can be moved along the length direction of this n bar hole by the described structure that removably connects, wherein, m, n are the positive integer more than or equal to 1.
3. module backlight according to claim 2 is characterized in that,
Described m=2, n=2.
4. module backlight according to claim 2 is characterized in that,
The structure that removably connects that is used for the first glue frame is connected with backboard is fastener constructions or buckle draw-in groove structure; The structure that removably connects that is used for the second glue frame, the 3rd glue frame and the 4th glue frame are connected with backboard respectively is fastener constructions.
5. module backlight according to claim 4 is characterized in that,
Described fastener constructions is at least a in bolt nut structure, stud nut structure, the screw-nut structure.
6. according to each described module backlight among the claim 1-5, it is characterized in that,
Described module backlight also comprises LGP and light source; Within the rectangular area that described LGP is arranged on the backboard and described four glue frames surround, described light source is arranged between at least one glue frame in described four glue frames and the corresponding LGP side.
7. module backlight according to claim 6 is characterized in that,
Each glue frame all is L template shape, and it comprises mutually perpendicular horizontal part and vertical portion, and described vertical portion is vertical with backboard to be arranged, and described horizontal part is to the edge of extending and extend to the LGP exiting surface near the direction of LGP.
8. module backlight according to claim 6 is characterized in that,
Described light source comprises at least one sub-light source and the printed circuit board (PCB) that is electrically connected with this at least one sub-light source; The plate face of described printed circuit board (PCB) and the incidence surface of LGP be arranged in parallel.
9. module backlight according to claim 8, it is characterized in that position corresponding with printed circuit board (PCB) on the described backboard is provided with bar hole, the incidence surface of this bar hole and LGP be arranged in parallel, its length is greater than the length of printed circuit board (PCB), and width is greater than the thickness of printed circuit board (PCB).
10. module backlight according to claim 8 is characterized in that,
Described module backlight also comprises at least one strip blend stop, and each blend stop all is arranged between a glue frame and the backboard, and described blend stop is used for this glue frame is fixed on backboard.
11. module backlight according to claim 10 is characterized in that,
Described blend stop adopts four, each blend stop all is L template shape, it comprises mutually perpendicular horizontal part and vertical portion, the horizontal part of described blend stop is arranged between the vertical portion of backboard and corresponding glue frame, the vertical setting of horizontal part of the vertical portion of described blend stop and corresponding glue frame, and described printed circuit board (PCB) is fixed on the outside of the vertical portion of corresponding blend stop;
The described structure that removably connects is used for connecting backboard, glue frame and blend stop.
12. module backlight according to claim 6 is characterized in that,
Described module backlight comprises that also described supporting layer is arranged between backboard and the LGP for adjusting LGP at the supporting layer perpendicular to the height on the backboard direction.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097310.5A CN103206647B (en) | 2013-03-25 | 2013-03-25 | Backlight module for experiment |
| PCT/CN2013/077541 WO2014153867A1 (en) | 2013-03-25 | 2013-06-20 | Backlight module for experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310097310.5A CN103206647B (en) | 2013-03-25 | 2013-03-25 | Backlight module for experiment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103206647A true CN103206647A (en) | 2013-07-17 |
| CN103206647B CN103206647B (en) | 2015-02-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201310097310.5A Expired - Fee Related CN103206647B (en) | 2013-03-25 | 2013-03-25 | Backlight module for experiment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103206647B (en) |
| WO (1) | WO2014153867A1 (en) |
Cited By (1)
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| CN112666648A (en) * | 2020-12-21 | 2021-04-16 | 滁州佳宏光电有限公司 | Light guide plate display device capable of reducing light leakage of light source |
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| CN112666648A (en) * | 2020-12-21 | 2021-04-16 | 滁州佳宏光电有限公司 | Light guide plate display device capable of reducing light leakage of light source |
| CN112666648B (en) * | 2020-12-21 | 2022-05-10 | 滁州佳宏光电有限公司 | Light guide plate display device capable of reducing light leakage of light source |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103206647B (en) | 2015-02-04 |
| WO2014153867A1 (en) | 2014-10-02 |
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